CN211174020U - An electronic disconnector for passing oil jacket space - Google Patents

Abstract

The utility model discloses an electronic disconnector for passing through an oil jacket space. The electronic release controller is connected with the casing locator or the electronic salvage device. The utility model can effectively solve the problem that the instrument string goes down the well and salvage in the long-term dynamic monitoring and testing process of the pumping unit well by the pipe string, improves the equipment utilization rate, reduces the labor intensity and safety risk of workers, and saves the cost.

Description

An electronic disconnector for passing oil jacket space

technical field

The utility model belongs to the technical field of oilfield gas well production operation, in particular to an electronic disconnector for passing through an oil jacket space.

Background technique

At present, with the needs of the national strategy, the deepening of oilfield development has entered a stage of rapid development. Electronic, intelligent and digital applications are more and more widely used in oilfields. efficiency, saving production costs and reducing the labor intensity of workers.

Utility model content

In view of this, the main purpose of the present utility model is to provide an electronic disconnector that can effectively solve the problem that the instrument string goes down the well and fishes out during the long-term dynamic monitoring and testing of the pumping unit by the pipe string.

In order to achieve the above object, the technical scheme of the present utility model is achieved in this way:

The embodiment of the present utility model provides an electronic disconnector for passing through the oil jacket space, which includes a cable power supply assembly, an electronic release controller, a casing locator, and an electronic salvage instrument. The cable power supply assembly is connected to the electronic release controller, so The electronic release control instrument is connected with the casing locator or the electronic salvage instrument.

In the above solution, the electronic delivery control instrument includes a first drive execution assembly, a centralization assembly, a battery-powered assembly, and a second drive execution assembly, the first drive execution assembly, the centralization assembly, the battery-powered assembly, and the second drive execution assembly. Connected in sequence, the second drive execution assembly is connected with the casing locator or the electronic salvage instrument.

In the above solution, both the first drive execution assembly and the second drive execution assembly include a motor, a motor sheath, a motor base, a coupling, and a drive screw, the motor sheath is connected to the motor base, and the motor is provided with Inside the motor sheath and the output end is in contact with the motor seat; the output shaft of the motor is connected with the drive screw through a coupling.

In the above solution, the drive screw rod of the first drive execution assembly is connected to the centralizing assembly through a drive nut; a drive casing is sleeved outside the drive screw rod; the drive screw rod of the second drive execution assembly is connected to the sleeve through a drive nut. Tube locator or electronic salvage device connection.

In the above solution, the battery power supply assembly includes a battery protection tube and a circuit board protection tube which are connected in sequence, a battery is arranged in the battery protection tube, and both ends of the battery are in contact with the male plug seat and the tailstock, and the male plug The seat is connected with the five-core female plug arranged in the circuit board protection tube through the five-core male plug, the five-core female plug is connected with the circuit board arranged in the circuit board protection tube, and the circuit board is connected with the second drive execution component connect.

In the above solution, the centering assembly includes a movable rod, an umbrella rib seat, and an umbrella rib, two ends of the umbrella rib seat are respectively connected with the first-step driving execution assembly and the battery power supply assembly, and the movable rod is arranged on the umbrella rib seat. Inside, the umbrella rib is arranged in multiple and evenly arranged along the circumferential direction of the umbrella rib seat, the annular protrusion of the movable rod is in contact with one side of the umbrella rib; one end of the umbrella rib seat is sleeved through the outside of the transmission screw The transmission casing is connected with the motor base of the first drive execution assembly, and the other end is connected with the battery power supply assembly; the umbrella rib fixing sleeve is sleeved on the outside of the umbrella rib seat.

In the above solution, the casing locator includes a cylinder, a fishing rod, a jacket, a hook, and a clamping claw mechanism, a jacket is built in one side of the cylinder, and the fishing rod is movably arranged in the jacket, and the One side of the jacket is provided with hooks, the other side is connected with the electronic release controller, at least one claw mechanism is provided and connected in sequence, the claw mechanism is located on the other side of the cylinder, and the clamps close to the jacket The claw mechanism is arranged in cooperation with the jacket; the ball assembly matched with the fishing rod is arranged in the jacket; one end of the fishing rod is connected with the electric controller.

In the above solution, the claw mechanism includes a claw, a movable rod, a cylindrical pin, a spring sleeve, a claw sleeve, and a claw sheath, and at least one claw is evenly arranged along the circumference of the claw sleeve and passes through the claw sleeve. The pin is movably arranged on the claw sleeve, the cylindrical pin is arranged in the cylinder barrel and is in contact with one side of the claw, one side of the cylindrical pin is provided with a movable rod, and the other side is connected with the adjacent claw mechanism. The movable rod is connected; the spring sleeve is sleeved on the movable rod; the claw sheath is sleeved outside the claw sleeve; the claw sleeve of the claw mechanism close to the jacket is connected with the cylinder; adjacent The jaw sleeves of the jaw mechanism are connected in sequence.

In the above solution, the ball assembly includes several balls, and the jacket is provided with at least one groove group for placing the balls in the axial direction, and each groove group includes at least two grooves arranged along the circumferential direction of the jacket. A groove; the fishing rod is provided with an arc groove matched with the ball.

In the above solution, the electronic overshot includes an overshot, a center rod, and an overshot claw, the overshot is connected to the electronic release controller through an adapter, the center rod is arranged in the overshot, and one end is matched and connected with the adapter, The other end is connected with the salvage claw.

Compared with the prior art, the utility model can effectively solve the problem that the instrument string goes down the well and salvage in the long-term dynamic monitoring and testing process of the pumping unit well by the pipe string, improves the equipment utilization rate, and reduces the labor intensity and safety risks of workers. , saving costs.

Description of drawings

1 is a schematic structural diagram of an electronic disconnector that provides an oil jacket space according to an embodiment of the present invention;

2 is a schematic structural diagram of a casing locator in an electronic disconnector for passing oil jacket space according to an embodiment of the present utility model;

FIG. 3 is a schematic structural diagram of an electronic salvage instrument in an electronic disconnector with an oil jacket space provided by an embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

An embodiment of the present utility model provides an electronic disconnector for passing through the oil jacket space, as shown in Figures 1-3, including a cable power supply assembly 1, an electronic release control instrument 2, a casing locator 3, and an electronic salvage instrument 4. The cable power supply assembly 1 is connected with the electronic release control instrument 2, and the electronic release control instrument 2 is connected with the casing locator 3 or the electronic fishing instrument 4; when the location of the underground operation is required, the electronic release control instrument 2 of the present invention After being connected with the casing locator 3, the casing locator 3 is used to locate the downhole operating position under eccentric conditions after it is put into the predetermined position of the casing through the annular space between the oil-water well tubing and the casing; the electronic delivery control The instrument 2 is withdrawn to the well, and when the casing locator 3 needs to be salvaged after the operation is completed, after the electronic release control instrument 2 is connected with the electronic salvage instrument 4, it is released into the downhole through the annular space between the oil and water well tubing and the casing, and the The electronic launch controller 2 is clamped and fished up the well.

As shown in FIG. 1 , the electronic delivery control instrument 2 includes a first drive execution assembly 21, a centralization assembly 22, a battery-powered assembly 23, and a second drive execution assembly 24. The first drive execution assembly 21, the centralization assembly 22, The battery power supply assembly 23 and the second drive execution assembly 24 are connected in sequence, and the second drive execution assembly 24 is connected with the casing locator 3 or the electronic salvage instrument 4 .

The first drive execution assembly 21 and the second drive execution assembly 24 each include a motor 211 , a motor sheath 212 , a motor base 213 , a coupling 214 , and a drive screw 215 , and the motor sheath 212 is connected to the motor base 213 , the motor 211 is arranged in the motor sheath 212 and the output end is in contact with the motor base 213 ; the output shaft of the motor 211 is connected with the drive screw 215 through the coupling 214 .

The drive screw 215 of the first drive actuator assembly 21 is connected to the centralizer assembly 3 through a drive nut 216; the drive screw rod 215 is sleeved with a drive housing 2151; the drive screw rod 215 of the second drive actuator assembly 24 passes through The transmission nut 216 is connected to the casing locator 3 or the electronic fishing device 4 .

The battery power supply assembly 23 includes a battery protection tube 231 and a circuit board protection tube 232 which are connected in sequence. A battery is arranged in the battery protection tube 231, and both ends of the battery are in contact with the male plug seat 2311 and the tail seat 2312. The male socket 2311 is connected to the five-core female plug 2321 arranged in the circuit board casing 232 through the five-core male plug 2313, and the five-core female plug 2321 is connected to the circuit board 2322 arranged in the circuit board casing 232, so The circuit board 2322 is connected to the second drive actuator assembly 24 .

The centering assembly 22 includes a movable rod 221, an umbrella rib seat 222, and an umbrella rib 223. Two ends of the umbrella rib seat 222 are respectively connected with the first-step driving execution assembly 21 and the battery power supply assembly 23. The movable rod 221 is provided with In the umbrella rib seat 221, a plurality of the umbrella ribs 223 are arranged and evenly arranged along the circumferential direction of the umbrella rib seat 222, and the annular protrusion of the movable rod 221 abuts one side of the umbrella rib 223; the umbrella rib One end of the seat 222 is connected to the motor seat 213 of the first drive execution assembly 24 through a transmission casing 2151 sleeved outside the transmission screw rod 215, and the other end is connected to the battery power supply assembly 23; Set of 2211.

Further, when the location of the downhole operation is required, the electronic release control instrument 2 of the present invention is connected with the casing locator 3;

The casing locator 3 includes a cylinder barrel 31, a fishing rod 32, a jacket 33, a hook 34, and a clamping claw mechanism 5. A jacket 33 is built in one side of the cylinder barrel 31, and the fishing rod 32 is movably arranged in the clip. In the sleeve 33, a hook 34 is provided on one side of the jacket 3, and the other side is connected to the electronic release controller 2. At least one claw mechanism 35 is provided and connected in sequence, and the claw mechanism 35 is located in the cylinder 1. On the other side of the jacket 33, the jaw mechanism 35 close to the jacket 33 cooperates with the jacket 33; the jacket 33 is provided with a ball assembly matched with the fishing rod 32; one end of the fishing rod 2 is connected with the electric controller connect.

The claw mechanism 35 includes a claw 351, a movable rod 352, a cylindrical pin 353, a spring sleeve 354, a claw sleeve 355, and a claw sleeve 356. The claw 351 is uniform along the circumference of the claw sleeve 355. At least one is arranged on the claw sleeve 355 and is movably arranged on the claw sleeve 355. The cylindrical pin 353 is arranged in the cylinder barrel 331 and abuts one side of the claw 351. One side of the cylindrical pin 353 is provided with a movable rod 352 , the other side is connected with the movable rod 352 of the adjacent jaw mechanism 35; the spring sleeve 354 is sleeved on the movable rod 352; the jaw sheath 56 is sleeved outside the jaw sleeve 55; The jaw sleeves 355 of the jaw mechanisms 35 of the jacket 33 are connected to the cylinder barrel 31 ; the jaw sleeves 355 of the adjacent jaw mechanisms 35 are connected in sequence. The ball assembly includes several balls 311 , and the jacket 33 is provided with at least one groove group for placing the balls 311 in the axial direction. Slot 331 ; the fishing rod 32 is provided with an arc-shaped slot matching the ball 311 .

The positioning process of the present utility model:

After the electronic delivery controller 2 is delivered to the predetermined position of the casing through the annular space between the oil-water well tubing and the casing, the cable power supply assembly 1 supplies power to the motor 211 of the first drive execution assembly 21, and the motor 211 starts, Drive the transmission screw 215 to push out to the right, and drive the transmission screw 215 to move to the right. During the process of the transmission screw 215 being displaced to the right, the umbrella rib 223 is lifted and opened, so that the utility model is located in the middle of the casing. When the battery is turned on, the battery supplies power to the motor 211 of the second drive actuator 24, and the motor 211 starts, drives the drive screw 215 to push out to the right, drives the drive screw 215 to move to the right, and the drive screw 215 is displaced to the right. During the process, pressure is transmitted to the fishing rod 31 of the casing locator 3 through the transmission nut 216, and the fishing rod 31 is displaced to the right. During the rightward displacement of the fishing rod 31, several balls 311 are pushed back to the corresponding positions. into the groove 331, and the hook 34 is pushed open, so that one end of the movable rod 352 is separated from the hook, the fishing rod 31 continues to push the movable rod 352 to move to the right, and the movable rod 352 pushes the cylindrical pin 353 to move to the right. One side of the connected jaw 51 is lifted up, and the jaw 351 is instantly opened and clamped on the inner wall of the oil pipe under the elastic force of the spring sleeve 354, thereby completing the opening action of the casing locator 3 and realizing the positioning.

Further, when the casing locator 3 needs to be salvaged, the electronic release controller 2 of the present invention is connected with the electronic salvage instrument 4;

The electronic overshot 4 includes an overshot 41, a center rod 42, and an overshot 43. The overshot 41 is connected to the electronic release controller 2 through an adapter 44. The center rod 42 is arranged in the overshot 41, and one end is The adaptor 44 is matched and connected, and the other end is connected with the fishing claw 43 .

The salvage process of the present utility model:

After the electronic delivery controller 2 is delivered to the predetermined position of the casing through the annular space between the oil-water well tubing and the casing, the cable power supply assembly 1 supplies power to the motor 211 of the first drive execution assembly 21, and the motor 211 starts, Drive the transmission screw 215 to push out to the right, and drive the transmission screw 215 to move to the right. During the process of the transmission screw 215 being displaced to the right, the umbrella rib 223 is lifted and opened, so that the utility model is located in the middle of the casing. When the salvage claw 43 clamps the fishing rod 32 of the casing locator 3 , and in the process of pushing the center rod 42 to move upward, the fishing claw 43 more stably holds the fishing rod 32 of the casing locator 3 , after that, the motor 211 of the first drive execution assembly 21 is activated to drive the drive screw 215 to retract upward, and drive the drive screw 215 to move upward. During the upward displacement of the drive screw 215, the umbrella rib 223 retracted; the battery supplies power to the motor 211 of the second drive actuator 24 to generate a pulling force, pulling the fishing rod 31 to move upward. During the upward displacement of the fishing rod 31, several balls 311 fall back from the corresponding grooves 331 to the same position as the fishing rod 31. In the arc groove matching the rod 31, the movable rod 352 is also pulled back into the hook 34 by the fishing rod 31. Due to the upward displacement of the fishing rod 31, the hook 34 tightens and clamps one end of the movable rod 352. In the process of upward displacement, after the clamping jaw 351 lacks the constraint of the cylindrical pin 353, the clamping jaw 351 is retracted and can be recovered, so that the casing locator 3 can be moved to the annular ring between the oil and water well tubing and the casing. space, so as to pull the electronic release control instrument 2, casing locator 3 and electronic fishing instrument 4 back to the well to realize salvage.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention.

Claims (10)

1. The utility model provides a cross electronic of oil jacket space and take off and hang ware which characterized in that, includes cable power supply unit, electron and puts in control appearance, sleeve pipe locater, electron salvage the appearance, cable power supply unit and electron are put in the control appearance and are connected, the electron is put in the control appearance and is connected with sleeve pipe locater or electron salvage the appearance.

2. The electronic unhooking device for the oil jacket space according to claim 1, wherein the electronic throwing control instrument comprises a first driving execution assembly, a centering assembly, a battery power supply assembly and a second driving execution assembly, the first driving execution assembly, the centering assembly, the battery power supply assembly and the second driving execution assembly are sequentially connected, and the second driving execution assembly is connected with a casing locator or an electronic fishing instrument.

3. The electronic trip device of the oil jacket space according to claim 2, wherein the first driving execution assembly and the second driving execution assembly each comprise a motor, a motor sheath, a motor base, a coupler and a transmission screw rod, the motor sheath is connected with the motor base, the motor is arranged in the motor sheath, and the output end of the motor sheath is abutted against the motor base; and an output shaft of the motor is connected with the transmission screw rod through a coupler.

4. The electronic trip device of the oil jacket space according to claim 3, wherein the transmission screw rod of the first driving execution assembly is connected with the righting assembly through a transmission nut; a transmission shell is sleeved outside the transmission screw rod; and the transmission screw rod of the second driving execution assembly is connected with the sleeve positioner or the electronic salvage instrument through a transmission nut.

5. The electronic trip device of claim 4, wherein the battery power supply assembly comprises a battery protection tube and a circuit board protection tube which are sequentially connected, a battery is arranged in the battery protection tube, two ends of the battery are abutted against a male plug seat and a tail seat, the male plug seat is connected with a five-core female plug arranged in the circuit board protection tube through a five-core male plug, the five-core female plug is connected with a circuit board arranged in the circuit board protection tube, and the circuit board is connected with the second driving execution assembly.

6. The electronic unhooking device for the oil jacket space according to any one of claims 2 to 5, wherein the righting component comprises a movable rod, an umbrella rib seat and an umbrella rib, two ends of the umbrella rib seat are respectively connected with the first-step driving execution component and the battery power supply component, the movable rod is arranged in the umbrella rib seat, a plurality of umbrella ribs are arranged and uniformly distributed along the circumferential direction of the umbrella rib seat, and an annular bulge of the movable rod is abutted against one side of the umbrella rib; one end of the umbrella rib seat is connected with a motor seat of the first driving execution assembly through a transmission shell sleeved outside the transmission screw rod, and the other end of the umbrella rib seat is connected with the battery power supply assembly; the outside of the umbrella rib seat is sleeved with an umbrella rib fixing sleeve.

7. The electronic unhooking device of the oil jacket space according to claim 6, wherein the sleeve positioning instrument comprises a cylinder, a fishing rod, a jacket, hooks and a jaw mechanism, the jacket is arranged in one side of the cylinder, the fishing rod is movably arranged in the jacket, the hooks are arranged on one side of the jacket, the other side of the jacket is connected with an electronic throwing controller, the jaw mechanism is provided with at least one and is sequentially connected, the jaw mechanism is positioned on the other side of the cylinder, and the jaw mechanism close to the jacket is matched with the jacket; a ball assembly matched with the fishing rod is arranged in the jacket; one end of the fishing rod is connected with the electric controller.

8. The electronic unhooking device of the oil jacket passing space is characterized in that each jaw mechanism comprises a jaw, a movable rod, a cylindrical pin, a spring sleeve, a jaw sleeve and a jaw sheath, at least one jaw is uniformly arranged along the circumferential direction of the jaw sleeve and movably arranged on the jaw sleeve through a pin, the cylindrical pin is arranged in the cylinder and abutted against one side of the jaw, the movable rod is arranged on one side of the cylindrical pin, and the other side of the cylindrical pin is connected with the movable rod of the adjacent jaw mechanism; the spring sleeve is sleeved on the movable rod; the jack catch sheath is sleeved outside the jack catch sleeve; a claw sleeve of the claw mechanism close to the jacket is connected with the cylinder barrel; the jaw sleeves of adjacent jaw mechanisms are connected in sequence.

9. The electronic trip device of claim 8, wherein the ball assembly comprises a plurality of balls, the jacket is provided with at least one groove set for placing the balls along the axial direction, each groove set comprises at least two grooves along the circumferential direction of the jacket; the fishing rod is provided with an arc-shaped groove matched with the ball.

10. The electronic unhooking device in the oil jacket space is characterized in that the electronic fishing instrument comprises a fishing cylinder, a central rod and a fishing claw, the fishing cylinder is connected with the electronic throwing control instrument through an adapter, the central rod is arranged in the fishing cylinder, one end of the central rod is connected with the adapter in a matched mode, and the other end of the central rod is connected with the fishing claw.

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