CN2862053Y - Simulated discontinuity testing device - Google Patents

Simulated discontinuity testing device Download PDF

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Publication number
CN2862053Y
CN2862053Y CN 200520117545 CN200520117545U CN2862053Y CN 2862053 Y CN2862053 Y CN 2862053Y CN 200520117545 CN200520117545 CN 200520117545 CN 200520117545 U CN200520117545 U CN 200520117545U CN 2862053 Y CN2862053 Y CN 2862053Y
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CN
China
Prior art keywords
circuit
resistance
integrated circuit
pin
connecting resistance
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Expired - Fee Related
Application number
CN 200520117545
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Chinese (zh)
Inventor
全昱
董强华
陈华
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Beihai Yinhe High Science and Technology Industry Co Ltd
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Beihai Yinhe High Science and Technology Industry Co Ltd
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Priority to CN 200520117545 priority Critical patent/CN2862053Y/en
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Abstract

A testing device capable of simulating circuit break comprises power supply circuit and operating mechanism circuit. The power supply circuit includes voltage output circuit connected to the operating mechanism circuit. The operating mechanism circuit includes input circuit connected to the power supply circuit, current selection control circuit connected to the input circuit and logic control circuit, time selection control circuit connected to the input circuit and logic control circuit, time selection control circuit connected to the logic control circuit, display circuit connected to the logic control circuit, and tripping circuit connected to the logic control circuit. The utility model can conveniently simulate high voltage circuit break condition, and makes the debug of the power system protective relay device easier, economical and practical, and has the advantages of low cost and good safety and reliability, and can guarantee normal power utilization of people.

Description

A kind of simulation out of circuit test device
One. technical field
The utility model belongs to electronic technology field, particularly relates to the simulation out of circuit test Design of device manufacturing of power system relay protection device.
Two. background technology
In the production and testing of power system relay protection device, be the correctness of checking full loop work, protective relaying device and primary cut-out must be tied and carry out " transmission of whole group " and test.Yet; in putting into practice work, often run into primary cut-out also in the situation of overhauling or other reason can't cooperate synchronously; particularly when infrastructure project is debugged; modulated the finishing of protective relaying device and situation that primary cut-out does not also finish often take place; because the appearance of these situations is affected relay protection debugging work.Simultaneously, the operate high pressure isolating switch also can influence its operation life too continually, even the damage that can meet accident, and very inconvenient for check debugging work, wastes time and energy.Therefore, manufacturing and designing a kind of promptly convenient economical and practical again simulation out of circuit test device is very important.Yet this simulation out of circuit test device does not regrettably still appear at present.
Three. summary of the invention
The purpose of this utility model is to manufacture and design a kind of simulation out of circuit test device, so that the production of power system relay protection device and check convenient and economical and practical.
The purpose of this utility model is achieved in that a kind of simulation out of circuit test device, it is characterized by: have continuous power circuit and operating mechanism circuit, described power circuit comprises voltage output loop and the operating power output loop that links to each other with the operating mechanism circuit, described operating mechanism circuit comprises the input circuit of selecting control loop to link to each other with the selection of time control loop with electric current, select control loop with the electric current that input circuit links to each other with loop control logic, the selection of time control loop that links to each other with loop control logic with input circuit, select control circuit with electric current, the selection of time control circuit, the logic control circuit that display circuit links to each other with trip circuit, display circuit that links to each other with loop control logic and the trip(ping) circuit that links to each other with loop control logic.
Power circuit adopts electric battery or the rectification of alternating current transformation.The input circuit of operating mechanism mainly comprises and breaker tripping and closing signal and transistor Q 1The relay J KK that collector links to each other 1, with breaker tripping and closing signal and transistor Q 2The relay J KK that collector links to each other 2
Electric current selects control loop mainly to comprise dead knife connecting resistance R 155 wave band rotary switch S 1, dead knife connecting resistance R 165 wave band rotary switch S 2, input end connects resistance R 19With crystal diode D 3Positive pole and output terminal connect resistance R 21And resistance R 22Light lotus root U 1, input end connects resistance R 20With transistor Q 13Positive pole and output terminal connect resistance R 23And resistance R 24Light lotus root U 2
The selection of time control loop comprises that mainly dead knife meets integrated circuit U 36 wave band rotary switch S of the 5th pin 3And S 6, 2 pin meet integrated circuit U 8AOutput terminal and capacitor C 10, 3 pin connecting resistance R 37With integrated circuit U 7The integrated circuit U of input end 5, input end meets diode D respectively 15Negative pole and resistance R 42And output termination integrated circuit U 5The integrated circuit U of 2 pin 8A, input end is connecting resistance R respectively 37And resistance R 39And output terminal connecting resistance R 35Integrated circuit U 8B
Loop control logic comprises that mainly input end meets light lotus root U respectively 1With integrated circuit U 8BOutput terminal and output terminal connecting resistance R 33Integrated circuit U 7A, input end meets integrated circuit U respectively 5The 3rd pin and meet light lotus root U 2Output terminal and output terminal connecting resistance R 34Integrated circuit U 7B, input end is connecting resistance R respectively 41With meet integrated circuit U 3The 8th pin and export termination crystal diode D 9The integrated circuit U of negative pole 7C, input end is connecting resistance R respectively 35With meet integrated circuit U 3The 9th pin and export termination crystal diode D 10The integrated circuit U of negative pole 7D, the 8th pin and the 5th pin meet integrated circuit U respectively 4The 2nd pin and 6 wave band rotary switch S 3The integrated circuit U of dead knife 3
Show circuit mainly comprises the 3rd pin sending and receiving optical diode LED 1Negative pole and LED 2Anodal and the 4th pin and the 8th pin meet operating voltage V CCIntegrated circuit U 4, the 3rd pin sending and receiving optical diode LED 3Negative pole and LED 4Anodal and the 4th pin and the 8th pin meet operating voltage V CCIntegrated circuit U 6, anodal connecting resistance R 26And negative pole meets integrated circuit U 4The LED of the 3rd pin 1, positive pole meets integrated circuit U 4The 3rd pin and negative pole connecting resistance R 27LED 2, anodal connecting resistance R 28And negative pole meets integrated circuit U 6The LED of the 3rd pin 3, positive pole meets integrated circuit U 6The 3rd pin and negative pole connecting resistance R 29LED 4
Trip(ping) circuit mainly comprises base stage connecting resistance R 46, emitter connecting resistance R 43And collector connecting relay J KK1Transistor Q 1, base stage connecting resistance R 47, emitter connecting resistance R 44And collector connecting relay J KK2Transistor Q 2, base stage meets integrated circuit U 6The 7th pin, grounded emitter and collector connecting resistance R 49Transistor Q 4
Adopt the utility model of above measure, can simulate the high-voltage operation operating mode that opens circuit easily, make debugging power system relay protection device production debugging more simple and direct and economical and practical.The utility model cost is lower, safe and reliable, has simplified the debugging of power system relay protection device, also can ensure the carrying out of the normal electricity consumption life of people.
Four. description of drawings
Accompanying drawing 1 is a circuit block diagram of the present utility model;
Accompanying drawing 2 is power sourced electric schematic diagrams of the utility model embodiment;
Accompanying drawing 3 is operating mechanism electrical schematic diagrams of the utility model embodiment.
Below in conjunction with the accompanying drawings and embodiments the utility model is described in further detail again.
Five. embodiment
Accompanying drawing 1 has provided overall circuit structure of the present utility model.The utlity model has power circuit and operating mechanism circuit, Fig. 1 a is the block scheme of power circuit.Power supply of the present utility model has voltage output loop and operating power output loop, and the power supply of two-way output is respectively by loop 1 with voltage transformation is carried out in loop 2 and rectifying and wave-filtering is obtained.Fig. 1 b has provided the concrete structure of operating mechanism circuit.The operating mechanism circuit comprises the input circuit that links to each other with power circuit, select control loop with the electric current that input circuit links to each other with loop control logic, the selection of time control loop that links to each other with loop control logic with input circuit, with the control loop that electric current selects control loop, selection of time control loop, show circuit, trip(ping) circuit to link to each other, display circuit that links to each other with loop control logic and the trip(ping) circuit that links to each other with loop control logic.
Power circuit adopts the electric battery or the rectification of alternating current transformation of output relevant voltage.Accompanying drawing 2 has provided the power circuit that the utility model embodiment uses alternating current transformation rectification.The main element of this AC power comprises one-way SCR QD 1, one-way SCR QD 2, transformer T 1, monocrystalline knot pipe Qd 5, crystal diode Dd 11, crystal diode Dd 12, crystal diode Dd 13, crystal diode Dd 14, capacitor C 127, capacitor C 128, light lotus root Ud 5, relay J KK 3, relay J KK 1, transformer T 2, crystal diode Dd 24, crystal diode Dd 25, crystal diode Dd 26, crystal diode Dd 27, capacitor C d 12, capacitor C d 13, three-terminal voltage-stabilizing Ud 1, three-terminal voltage-stabilizing Ud 2, three-terminal voltage-stabilizing Ud 3, three-terminal voltage-stabilizing Ud 4In addition, crystal diode Dd 1, crystal diode Dd 2, crystal diode Dd 3, crystal diode Dd 4, voltage stabilizing diode Dd 16, voltage stabilizing diode Dd 17, voltage stabilizing diode Dd 15, resistance R d 1, resistance R d 7, resistance R d 8, resistance R d 9, potentiometer Wd 1, capacitor C d 1, capacitor C d 2, capacitor C d 3, resistance R d 3, resistance R d 4, resistance R d 5, resistance R d 6, resistance R d 11, resistance R d 12, resistance R 32, resistance R d 13, resistance R d 14, resistance R d 16, resistance R d 17, potentiometer VR 2, one-way SCR Qd 4, crystal diode Dd 6, crystal diode Dd 7, crystal diode Dd 8, crystal diode Dd 10, crystal diode D19, crystal diode Dd 23, light emitting diode Dd 9, LED 5, capacitor C d 5, capacitor C d 8, capacitor C d 11, capacitor C 3, capacitor C d 10, inductance L d 1, capacitor C d 14, capacitor C d 18, capacitor C d 20, capacitor C d 21, capacitor C d 22, capacitor C d 23, capacitor C d 15, capacitor C d 16, capacitor C d 17, capacitor C d 19, resistance R d 15, potentiometer Wd 2, transistor Q 5, transistor Q 6, thermistor RT, potentiometer VR 1, resistance R _ f 1, resistance R _ f 2, with said elements formed power circuit, accompanying drawing 2 has provided their interconnected relationship.
Accompanying drawing 3 has provided the circuit diagram of the operating mechanism of embodiment.
The input circuit of operating mechanism mainly comprises and breaker tripping and closing signal and transistor Q 1The relay J KK that collector links to each other 1, with breaker tripping and closing signal and transistor Q 2The relay J KK that collector links to each other 2In addition, resistance R 30, resistance R 31, capacitor C 1, capacitor C 2, crystal diode D 11, crystal diode D 12, reset switch S 4, reset switch S 5, capacitor C 13, capacitor C 8, capacitor C 9, capacitor C 125, capacitor C 126Formed output loop with said elements.
Electric current selects control loop mainly to comprise dead knife connecting resistance R 155 wave band rotary switch S 1, dead knife connecting resistance R 165 wave band rotary switch S 2, input end connects resistance R 19With crystal diode D 3Positive pole and output terminal connect resistance R 21And resistance R 22Light lotus root U 1, input end connects resistance R 20With transistor Q 13Positive pole and output terminal connect resistance R 23And resistance R 24Light lotus root U 2In addition, resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 6, resistance R 7, resistance R 8, resistance R 9, resistance R 10, resistance R 11, resistance R 12, resistance R 13, resistance R 14, resistance R 15, resistance R 16, resistance R 17, resistance R 18, resistance R 19, resistance R 20, resistance R 21, resistance R 22, resistance R 23, resistance R 24, crystal diode D 1, crystal diode D 2, crystal diode D 3, crystal diode D 4, crystal diode D 5, crystal diode D 6, crystal diode D 7, crystal diode D 8, crystal diode D 13, crystal diode D 14Form electric current with said elements and selected control loop.
The selection of time control loop comprises that mainly dead knife meets integrated circuit U 36 wave band rotary switch S of the 5th pin 3And S 6, 2 pin meet integrated circuit U 8AOutput terminal and capacitor C 10, 3 pin connecting resistance R 37With integrated circuit U 7The integrated circuit U of input end 5, input end meets diode D respectively 15Negative pole and resistance R 42And output termination integrated circuit U 5The integrated circuit U of 2 pin 8A, input end is connecting resistance R respectively 37And resistance R 39And output terminal connecting resistance R 35Integrated circuit U 8BIn addition, resistance R 50, resistance R 51, resistance R 52, resistance R 53, resistance R 57, resistance R 58, resistance R 59, resistance R 60, resistance R 48, resistance R 54, resistance R 61, resistance R 62, resistance R 35, resistance R 36, resistance R 37, resistance R 38, resistance R 39, resistance R 40, resistance R 41, resistance R 42, resistance R 25, capacitor C 10, capacitor C 11, crystal diode D 15, crystal diode D 21Constituted the selection of time control loop with said elements.
Loop control logic comprises that mainly input end meets light lotus root U respectively 1With integrated circuit U 8BOutput terminal and output terminal connecting resistance R 33Integrated circuit U 7A, input end meets integrated circuit U respectively 5The 3rd pin and meet light lotus root U 2Output terminal and output terminal connecting resistance R 34Integrated circuit U 7B, input end is connecting resistance R respectively 41With meet integrated circuit U 3The 8th pin and export termination crystal diode D 9The integrated circuit U of negative pole 7C, input end is connecting resistance R respectively 35With meet integrated circuit U 3The 9th pin and export termination crystal diode D 10The integrated circuit U of negative pole 7D, the 8th pin and the 5th pin meet integrated circuit U respectively 4The 2nd pin and 6 wave band rotary switch S 3The integrated circuit U of dead knife 3In addition, crystal diode D 9, crystal diode D 10, capacitor C 5, capacitor C 6, resistance R 33, resistance R 34, form logic with said elements and draw the loop.
Show circuit mainly comprises the 3rd pin sending and receiving optical diode LED 1Negative pole and LED 2Anodal and the 4th pin and the 8th pin meet operating voltage V CCIntegrated circuit U 4, the 3rd pin sending and receiving optical diode LED 3Negative pole and LED 4Anodal and the 4th pin and the 8th pin meet operating voltage V CCIntegrated circuit U 6, anodal connecting resistance R 26And negative pole meets integrated circuit U 4The LED of the 3rd pin 1, positive pole meets integrated circuit U 4The 3rd pin and negative pole connecting resistance R 27LED 2, anodal connecting resistance R 28And negative pole meets integrated circuit U 6The LED of the 3rd pin 3, positive pole meets integrated circuit U 6The 3rd pin and negative pole connecting resistance R 29LED 4In addition, light emitting diode Led 1, light emitting diode Led 2, light emitting diode Led 3, light emitting diode Led 4, resistance R 26, resistance R 27, resistance R 28, resistance R 29, capacitor C 4, capacitor C 7, electronic buzzer formed display with said elements.
Trip(ping) circuit mainly comprises base stage connecting resistance R 46, emitter connecting resistance R 43And collector connecting relay J KK1Transistor Q 1, base stage connecting resistance R 47, emitter connecting resistance R 44And collector connecting relay J KK2Transistor Q 2, base stage meets integrated circuit U 6The 7th pin, grounded emitter and collector connecting resistance R 49Transistor Q 4In addition, resistance R 43, resistance R 44, resistance R 45, resistance R 46, resistance R 47, resistance R 49, resistance R 55, resistance R 56, resistance R L 29, capacitor C 12, crystal diode D 16, crystal diode D 17, crystal diode D 18, crystal diode D 20Formed trip(ping) circuit with said elements.
The principle of work of the utility model power circuit is: 220V exchanges through dividing two-way behind switch and the fuse access to plant, one the tunnel through on-off circuit, the transformer pressure regulation, rectifying and wave-filtering, pass through the operating power output loop again, provide the control busbar voltage to external device (ED), voltage is the output of 50-250V adjustable DC voltage.In the on-off circuit, controllable silicon QD 1, controllable silicon QD 2, trigger pulse by monocrystalline knot pipe QD 5Provide controllable silicon to pass through regulator potentiometer WD 1Can change QD 5The time of trigger pulse, control silicon controlled ON time, thereby the size of change input voltage: the operating power output loop is except providing the control busbar voltage; overcurrent and overload duplicate protection also are provided; when the electric current that flows through device increases, trigger the light lotus root, the light lotus root triggers controllable silicon QD again 4Conducting, the then actuating of relay of controllable silicon conducting drops into holding circuit.Another road is through the transformer transformation, rectification circuit and LM7812, LM7912 mu balanced circuit, provide ± 12V voltage to device, wherein+the 12V loop on and connect LM7805 mu balanced circuit and LM317 mu balanced circuit, provide+5V voltage and 1.5-11V adjustable voltage to device respectively.
Also have independently fan control loop in addition, form by resistance, potentiometer, thermistor and transistor.Temperature raises in device, and the resistance of thermistor is along with the temperature rising and reduce, when dropping to certain value, and Q then 5Pipe ends, Q 6Fan power supply is connected in conducting.Change the potentiometer size and can regulate Q 5Base voltage, thereby change the operating temperature value.
The principle of work of the utility model operating mechanism is: outside trip signal enters electric current through input circuit and selects control loop, electric current selects control loop to be made up of rocker type switch, resistor network and light idol, the output signal that the selection of time control loop is formed above two loops by rotary switch, resistor network, amplifier and 555 circuit enters logic control circuit, and logic control circuit is made up of 74LS00 and 74LS74.Signal through logical operation is transferred to show circuit and trip(ping) circuit respectively, and show circuit is by the high-low level of 555 circuit control OUT end, and the break-make of control light emitting diode and hummer realizes the function that shows.Trip(ping) circuit is then by triode control 24V voltage, thus the break-make of pilot relay coil.
The utility model provides the control busbar voltage to power system relay protection device when doing the protection test, insert tripping operation, the switching signal of protective device simultaneously.After protective device sends trip signal, the action of the utility model mimic-disconnecting switch and tripping, after protective device sends switching signal, the action of the utility model mimic-disconnecting switch and closing a floodgate.
Sequence number Code name Title Model and specification Quantity Remarks
1 D1～D21、DD23～DD27 Commutation diode 1N4007 26
DD1～DD4、DD6～DD8、D22、 DD10～DD14 Commutation diode 1N5408 13
3 JKK1、JKK2、JKK3、JKK4 Relay JQX13-13F/-2Z2- DC24V 4
4 LED1 Light emitting diode Green Φ 5 1
5 LED2、LED3、LED4、LED5 Light emitting diode Red Φ 5 4
6 DD9 Light emitting diode Red Φ 3 1
7 UD5 Optocoupler TLP521-1 1 DIP-4
8 U1、U2 Optocoupler TLP521-2 2 DIP-8 TO-220
9 UD4 Three-terminal voltage-stabilizing LM78M05 1
10 UD1 Three-terminal voltage-stabilizing LM78M12 1 TO-220
11 UD3 Three-terminal voltage-stabilizing LM79M12 1 TO-220
12 UD2 Three-terminal voltage-stabilizing LM317 1 TO-220
13 Q1、Q2、Q3 Triode 9012 3
14 Q4、Q5、Q6 Triode 9013 3
15 U8 Integrated circuit LM358 1 DIP-8
16 U7 Integrated circuit 74LS00 1 DIP-14
17 U3 Integrated circuit 74LS74 1 DIP-14
18 U4、U5、U6 Integrated circuit NE555 3 DIP-8
19 QD5 Monocrystalline knot pipe BT33 1 TO-39
20 T2 Transformer 5W～12W 1 Two 12V outputs
21 T1 Control transformer 200～350W- BK-200 1 100V, 155V output
22 VR1 Trimmer potentiometer 3362P-20K 1
23 VR2 Trimmer potentiometer 3362P-20Ω 1
24 WD1 Potentiometer 47K/2W 1
25 WD2 Potentiometer WH148-1A-1K 1
26 QD1、QD2、QD4 The 8A one-way SCR BT151 3
27 LED seat R9-82L 5 φ 5 lamp sockets
28 C5、C6、C10 Leaded multilayer ceramic capacitor CT4-63V/1μF 3
29 C12 Alminium electrolytic condenser 25V/10μF 1
30 C127、C128 Alminium electrolytic condenser 400V/560μF 2 φ∠38mm
31 C13、CD20～CD23 Alminium electrolytic condenser 25V/1000μF 5
32 CD12、CD13 Alminium electrolytic condenser 35V/1000μF 2
33 CD11 Alminium electrolytic condenser 400～600V/47μF 1
34 CD5 Alminium electrolytic condenser 50V/47μF 1
Sequence number Code name Title Model and specification Quantity Remarks
35 C125～C126、C4、C7～C9、C11、 CD14～CD19 Ceramic disc capacitor 35V～100V/104 13
36 C1～C3、CD10 The metallized polypropylene film dc capacitor CBB22-250V/ 2.2μF 4
37 CD1 The metallized polypropylene film dc capacitor CBB22-400～630V/ 2.2μF 1
38 CD3 The metallized polypropylene film dc capacitor CBB22-400～630V/ 0.6～0.68μF 1
39 CD2、CD8 Electric capacity 400～1000V/102 2
40 DD15 Voltage stabilizing diode 1/2w-3.6～6.2V 1
41 DD16、DD17 Voltage stabilizing diode 1/2w-18～28V 2
42 F1 Fuse Insurance Block (cover) BLX-1-250V/3A 1
43 D.C. voltmeter 91C4-V/300V 1
44 DC ammeter 91C4-A/5A 1
45 U7、U3 Chip carrier DIP-14P 2
46 U1～U2、U4～U6、U8 Chip carrier DIP-8P 6
47 SPEAKER Electronic buzzer FMQ-2724 1
48 Potentiometer knob KYP16-16-4J 3
49 Potentiometer knob KYZ25-16-6J 1
50 The rotary switch knob 2
51 LD1 Inductor TC-851M-2.0A- 6826 1
52 Additional connector, fan nut, DC fan, fan metal cap one cover Dc fan Direct current 12V 1
Blower fan metal guard AFG0805 1
53 R1～R10 Wire-wound resistor RX20-16W-55Ω± 5％ 10
54 R11、R12 Wire-wound resistor RX20-16W-110Ω 2
55 R13、R14 Wire-wound resistor RX20-16W-220Ω 2
56 R15、R16 Wire-wound resistor RX20-16W-440Ω 2
57 R57～R60 The precision metallic film resistance RJ14-1/4W-3.9K 4
58 R50～R53 The precision metallic film resistance RJ14-1/4W-15K 4
59 R54 The precision metallic film resistance RJ14-1/4W-12K 1
60 R48 The precision metallic film resistance RJ14-1/4W-5.6K 1
61 R61 The precision metallic film resistance RJ14-1/4W-3.3K 1
62 R62 The precision metallic film resistance RJ14-1/4W-4.7K 1
63 RT Thermistor 3K 1
64 R33～R42、RD16 Metalfilmresistor RJ14-1/4W-2K 11
Sequence number Code name Title Model and specification Quantity Remarks
65 R21～R25、RD17 Metalfilmresistor RJ14-1/4W-1K 6
66 RF2、R46～R47、RL29、R49 Metalfilmresistor RJ14-1/4W-5.6K 5
67 RD13 Metalfilmresistor RJ14-1/4W-10K 1
68 R55 Metalfilmresistor RJ14-1/4W-120K 1
69 R43～R45 Metalfilmresistor RJ14-1/4W-27K 3
70 RF1 Metalfilmresistor RJ14-1/4W-47K 1
71 R56 Metalfilmresistor RJ14-1/4W-51K 1
72 RD15 Metalfilmresistor RJ14-1/4W-68Ω 1
73 R19、R20 Metalfilmresistor RJ14-1/4W-100Ω 2
74 RD14 Metalfilmresistor RJ14-1/4W-150Ω 1
75 R26～R29 Metalfilmresistor RJ14-1/4W-510Ω 4
76 RD9 Metalfilmresistor RJ15-1/2W-1K 1
77 RD8 Metalfilmresistor RJ15-1/2W-100Ω 1
78 RD7 Metalfilmresistor RJ15-1/2-300Ω 1
79 RD1、RD3～RD6 Metalfilmresistor 2W-39K 5
80 RD12、R30～R32 Metalfilmresistor 2W-510K 4
81 RD11 Cement resistor RX27-5W-2Ω 1
82 R17、R18 Metalfilmresistor 5W-20K 2
83 YH7.820.086-1G Printed circuit board 190.5×151×2.0 1 Unit: mm
84 YH7.820.086-2G Printed circuit board 190.5×151×2.0 1 Unit: mm
85 YH7.820.086-3G Printed circuit board 130.5×54×2.0 1 Unit: mm
86 Rocker type switch KCD3-102/NC
87 S3、S6 Rotary switch 9203D 2 6 wave bands
88 S1、S2 Rotary switch 5 wave bands 2
89 S5 Involution switch (red) Series automatically resets 1
90 S4 Involution switch (green) Series automatically resets 1
91 Output port Red 4
92 Output port Green 3
93 Output port Black 3
94 Supply socket SC-9-1 1
95 Power lead The computer power supply line 1
96 Hexagonal prism φ3×20MM 20
97 3 pin plug sockets (cover) CH×2.5×4-3P 4
98 4 pin plug sockets (cover) CH×2.5×4-4P 3
99 8 pin plug sockets (cover) CH×2.5×4-8P 2
100 Lead 0.3 5 Unit: rice

Claims (8)

1. simulate the out of circuit test device for one kind, it is characterized by: have continuous power circuit and operating mechanism circuit, described power circuit comprises voltage output loop and the operating power output loop that links to each other with the operating mechanism circuit, described operating mechanism circuit comprises the input circuit of selecting control loop to link to each other with the selection of time control loop with electric current, select control loop with the electric current that input circuit links to each other with loop control logic, the selection of time control loop that links to each other with loop control logic with input circuit, select control circuit with electric current, the selection of time control circuit, the logic control circuit that display circuit links to each other with trip circuit, display circuit that links to each other with loop control logic and the trip(ping) circuit that links to each other with loop control logic.
2. simulation out of circuit test device according to claim 1 is characterized by: power circuit adopts battery or the rectification of alternating current transformation.
3. simulation out of circuit test device according to claim 1 is characterized by, and the input circuit of described operating mechanism mainly comprises and breaker tripping and closing signal and transistor Q 1The relay J KK that collector links to each other 1, with breaker tripping and closing signal and transistor Q 2The relay J KK that collector links to each other 2
4. simulation out of circuit test device according to claim 1 is characterized by: described electric current selects control loop to comprise that mainly dead knife connects resistance R 15Many throwings rotary switch S 1, input end connects resistance R 19With crystal diode D 3Positive pole and output terminal connect resistance R 21And resistance R 22Light lotus root U 1, input end connects resistance R 20With transistor Q 13Positive pole and output terminal connect resistance R 23And resistance R 24Light lotus root U 2
5. simulation out of circuit test device according to claim 1 is characterized by: the selection of time control loop comprises that mainly dead knife meets integrated circuit U 3Many throwings rotary monitoring switch S of the 5th pin 3, and throw rotary monitoring switch S more 6, 2 pin meet integrated circuit U 8Output terminal and capacitor C 10And the 3rd pin connecting resistance R. 37With integrated circuit U 7The integrated circuit U of input end 5, input end meets diode D respectively 15Negative pole and resistance R 42And output termination integrated circuit U 5The integrated circuit U of 3 pin 8A, input end connecting resistance R. respectively 37And resistance R. 39And output terminal connecting resistance R 35Meet integrated circuit U 8B
6. simulation out of circuit test device according to claim 1 is characterized by: loop control logic comprises that mainly input end meets light lotus root U respectively 1Output terminal and meet integrated circuit U 8BAnd output terminal connecting resistance R 33Meet integrated circuit U 7A, input end connecting resistance R respectively 4With light lotus root U 2Output terminal and connecting resistance R 34Meet integrated circuit U 7B, input end connecting resistance R respectively 41With meet integrated circuit U 3The 8th pin and export termination crystal diode D 9Negative pole meet integrated circuit U 7C, input end connecting resistance R respectively 35With meet integrated circuit U 3The 9th pin and export termination crystal diode D 10Negative pole meet integrated circuit U 7D, the 8th pin and the 5th pin meet integrated circuit U respectively 4The 2nd pin and the rotary switch S that throws more 3Dead knife meet integrated circuit U 3
7. simulation out of circuit test device according to claim 1 is characterized by: show circuit comprises the 3rd pin sending and receiving optical diode LED negative pole and LED 2Anodal and the 4th pin and the 8th pin connecting resistance R 26And operating voltage V CCIntegrated circuit U 4, the 3rd pin sending and receiving optical diode LED 3Negative pole and LED 4Anodal and the 4th pin and the 8th pin resistance R 28With operating voltage V CCIntegrated circuit U 6, anodal connecting resistance R 26And negative pole meets integrated circuit U 4, the 3rd pin LED 1, positive pole meets integrated circuit U 4The 3rd pin and negative pole resistance R 27LED 2, anodal connecting resistance R 28And negative pole connecting resistance R 28Meet integrated circuit U 4, the 3rd pin LED 3, positive pole meets integrated circuit U 6The 3rd pin and negative pole connecting resistance R 29LED 4
8. simulation out of circuit test device according to claim 1 is characterized by: trip(ping) circuit mainly comprises base stage connecting resistance R 46Emitter connecting resistance R 43And collector connecting relay J KK1Transistor Q 1, base stage connecting resistance R 47Emitter meets connecting resistance R 44And collector connecting relay J KK2Transistor Q 2, base stage integrated circuit U 6The 7th human hair combing waste emitter grounding and integrated circuit connecting resistance R 49Transistor Q 4
CN 200520117545 2005-09-06 2005-09-06 Simulated discontinuity testing device Expired - Fee Related CN2862053Y (en)

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Application Number Priority Date Filing Date Title
CN 200520117545 CN2862053Y (en) 2005-09-06 2005-09-06 Simulated discontinuity testing device

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Application Number Priority Date Filing Date Title
CN 200520117545 CN2862053Y (en) 2005-09-06 2005-09-06 Simulated discontinuity testing device

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Publication Number Publication Date
CN2862053Y true CN2862053Y (en) 2007-01-24

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CN 200520117545 Expired - Fee Related CN2862053Y (en) 2005-09-06 2005-09-06 Simulated discontinuity testing device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102543598A (en) * 2010-12-27 2012-07-04 三菱电机株式会社 Circuit breaker
WO2015039458A1 (en) * 2013-09-18 2015-03-26 国家电网公司 Simulated circuit breaker testing device and control method for relay protection
CN109581153A (en) * 2019-01-13 2019-04-05 国网江西省电力有限公司电力科学研究院 A kind of 10kV feeder automation test simulation breaker

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102543598A (en) * 2010-12-27 2012-07-04 三菱电机株式会社 Circuit breaker
CN102543598B (en) * 2010-12-27 2015-11-25 三菱电机株式会社 Circuit-breaker
WO2015039458A1 (en) * 2013-09-18 2015-03-26 国家电网公司 Simulated circuit breaker testing device and control method for relay protection
CN109581153A (en) * 2019-01-13 2019-04-05 国网江西省电力有限公司电力科学研究院 A kind of 10kV feeder automation test simulation breaker

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