WO2014205748A1 - Electronic cigarette - Google Patents

Abstract

An electronic cigarette, comprising a casing (10) and a control module and a vaporizer assembly (20) arranged inside the casing; the control module and the vaporizer assembly (20) being connected; the electronic cigarette also comprising a temperature-sensing device (30) and a heating assembly (40), both connected to the control module; the temperature-sensing device (30) being used for sensing the actual temperature of the smoke inside the casing (10) and transmitting to the control module the actual temperature of the smoke; the control module being used for determining, according to the actual smoke temperature information, whether the actual smoke temperature value has reached a preset temperature value; if the actual smoke temperature has not reached the preset temperature value, then controlling the heating assembly (40) to heat; the electronic cigarette has the beneficial effect of maintaining a relatively constant temperature of the smoke inhaled by a user.

Description

 e-cigarette Technical field

 The present invention relates to the field of electronic devices, and more particularly to an electronic cigarette.

Background technique

The existing electronic cigarette includes a casing, and the casing is provided with an air flow sensor, a control module and an atomizing component. The sleeve is provided with an air inlet hole on one side of the air flow sensor, and external air enters from the air inlet hole when smoking, and the air flow sensor senses a change of the air flow to send a smoking signal to the control module, and the control module controls according to the signal. The atomizing assembly operates to atomize the smoke liquid, and the atomized smoke is sent to the mouth of the smoker along with the air inhaled by the air inlet.

Since the temperature of the air entering the air inlet varies with the temperature of the outside air, the temperature of the smoke inhaled into the mouth changes greatly in an environment with a large temperature difference, resulting in poor mouthfeel and discomfort to the smoker.

Summary of the invention

The technical problem to be solved by the present invention is that, in the case where the electronic cigarette in the prior art has a large temperature difference in the external environment, the temperature of the smoke generated by the atomizing component changes greatly, which affects the defect of the mouthfeel, and provides a kind of maintenance An electronic cigarette with a relatively constant smoke temperature.

 The technical solution adopted by the present invention to solve the technical problem is to provide an electronic cigarette The utility model comprises a sleeve, a control module and an atomization assembly disposed in the sleeve, the control module and the atomization assembly are connected, and the electronic cigarette further comprises temperature detecting devices and heating respectively connected to the control module Component,

 The temperature detecting device is configured to detect an actual smoke temperature in the casing, and transmit the actual smoke temperature information to the control module;

The control module is configured to determine, according to the actual smoke temperature information, whether the actual smoke temperature value reaches a preset temperature value, and when the actual smoke temperature does not reach a preset temperature value, further controlling the heating component to perform heating .

 Preferably, the sleeve is provided with a smoke passage and an air flow passage respectively communicating with the outside of the sleeve, and the heating assembly is disposed at the The temperature detecting means is disposed in the air passage in the air flow passage.

 Preferably, the smoke passage is formed in the Between the air outlet of one end of the sleeve and the atomizing assembly, the air flow passage is formed between the air inlet opening away from one end of the air outlet and the atomizing assembly.

 Preferably, the electronic cigarette further comprises a power source disposed in the sleeve, the power source being connected to the control module, and the power source is provided with an insulation cover.

 Preferably, the sleeve is provided with a first smoke passage communicating with the outside of the sleeve and a second smoke passage communicating with the first smoke passage, A temperature detecting device is disposed in the first smoke passage, and the heating assembly is disposed in the second smoke passage.

 Preferably, the first smoke passage is formed between an air outlet of one end of the sleeve and the atomizing assembly, and the second smoke passage is formed at the Between the temperature detecting device and the atomizing assembly.

 Preferably, said The heating assembly includes a heating wire and a fixing seat for fixing the heating wire, the fixing seat is disposed on an inner wall of the sleeve, the fixing seat is provided with a through hole along a direction of the axis thereof, and the heating wire is spiral And embedded in the through hole.

 Preferably, the through hole of the fixing seat has a spiral shape.

 Preferably, the electronic cigarette further comprises a switch triggering module that generates a trigger signal and is connected to the control module.

 Preferably, the switch triggering module includes an air flow sensor disposed within the bushing and coupled to the control module.

 Preferably, the switch triggering module includes a touch switch connected to the control module.

Preferably, the atomizing assembly comprises a vent tube, a heating element, a guide cotton wrapped around the heating element, and a slick wrapped around the vent tube and the heating element.

 Preferably, the electronic cigarette further comprises an isolating device for preventing smoke oil from flowing out from both ends of the atomizing assembly.

 Preferably, the temperature detecting device includes a temperature sensor electrically connected to the control module.

Compared with the prior art, the present invention has the following beneficial effects: since the electronic cigarette provided by the present invention is provided with a temperature detecting device and a heating assembly, when the temperature detecting device detects that the temperature of the smoke in the casing is lower than a set value, the heating assembly is The airflow in the suction casing or the mist generated by the atomization is heated so that the temperature of the smoke inhaled by the user is relatively constant when the temperature difference in the external environment is large.

DRAWINGS

 The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

 1 is a schematic structural view of an electronic cigarette according to an embodiment of the present invention;

 2 is a schematic structural view of an electronic cigarette according to another embodiment of the present invention;

 Figure 3 is a block diagram showing the circuit principle of the electronic cigarette in the embodiment shown in Figures 1 and 2.

detailed description

 Figure 1 shows an electronic cigarette in an embodiment of the invention It can provide users with smoke that does not change with the temperature of the external environment, making the smoking experience more perfect.

 In this embodiment, the electronic cigarette may include a sleeve 10, a control module, a switch trigger module, an atomization assembly 20, and a temperature detecting device 30. , heating assembly 40, power supply 50, and isolation. The sleeve 10 has a cylindrical tubular elongated structure which is substantially similar to the shape of the cigarette. As shown in Figure 3, the control module is used for overall control, which is separate from the atomizing component. 20, the switch trigger module, the temperature detecting device 30, the heating component 40, and the power source 50 are electrically connected. The switch trigger module is used to generate the electronic cigarette to be turned on or off The trigger signal is sent to the control module. The atomizing assembly 20 is used to heat atomize the smoke oil into smoke. A temperature sensing device 30 is mounted within the casing 10 for detecting the atomized component 20 The temperature of the atomized smoke is sent to the control module. Heating assembly 40 is placed in the casing 10 Inside, for heating the smoke when the temperature of the mist generated by the atomization is lower than a predetermined temperature. The isolating means are disposed at both ends of the atomizing assembly 20 for preventing smoke oil from flowing out from both ends of the atomizing assembly 20.

 The signal flow direction is: the switch trigger module generates a trigger signal, and sends the trigger signal to the control module. The control module controls the atomizing component according to the trigger signal 20 Start working. Temperature detecting device 30 detecting atomizing assembly 20 The actual smoke temperature produced and the actual smoke temperature information is sent to the control module. The control module determines whether the actual smoke temperature reaches a preset temperature value, and when the actual temperature value is lower than the preset temperature value, the heating component is activated. , the heating assembly 40 The smoke generated by the atomization is directly heated to raise the temperature of the smoke to a preset temperature value. The preset temperature value can be set according to the user's preference and saved in the built-in storage unit of the control module. In this way, the smoke in the mouth of the user can be prevented from being greatly changed due to the temperature difference of the external environment, and the temperature is kept constant within a certain range, so that the user's smoking experience is more perfect.

 A first smoke passage 15 communicating with the outside of the sleeve 10 and a second smoke passage communicating with the first smoke passage 15 are disposed in the sleeve 10 16 . The first smoke passage 15 is formed between the air outlet 11 at one end of the sleeve 10 and the atomizing assembly 20, and the temperature detecting device 30 is disposed in the first smoke passage 15. . A second smoke passage 16 is formed between the temperature detecting device 30 and the atomizing assembly 20, and the heating assembly 40 is disposed within the second smoke passage 16.

In this embodiment, the switch trigger module can adopt a push-button trigger or a touch trigger. Touch triggering refers to using a touch sensor to generate a trigger signal by touching the touch sensor; for example, a capacitive touch sensor, a resistive touch sensor, etc., the touch sensor is disposed in the sleeve 10 or inside the casing 10 can be used. It is also possible to provide an air flow sensor at the air inlet 12, and when the user smokes, the inhaled air flow causes the air flow sensor to generate a trigger signal, so that the electronic cigarette Start to work.

 The atomizing assembly 20 includes a vent tube 21, a heating element 22, a guide cotton wrapped around the heating element 22, and a snorkel wrapped around the snorkel 21 and oil storage cotton outside the heating element 22 23 . When the atomizing assembly 20 is in operation, the heating element 22 generates heat, so that the oil in the oil storage cotton 23 is atomized into smoke.

 The isolation device includes a first isolation device 61 and a second isolation device 62. First isolation device 61 and second isolation device 62 They are respectively disposed at both ends of the atomizing assembly 20. The first isolating device 61 includes a circular base 611, and a center of the base 611 is vertically provided with a truncated projection 612 along the first isolating device 61. The axis is provided with a circular through hole 613 which penetrates the projection 612 and the base 611 at the same time. The projection 612 is snapped into the vent tube 21 of the atomizing assembly 20. Base 611 The outer side wall surface is in close contact with the inner wall of the sleeve 10. The through hole 613 in the first isolating device 61 is used for the passage of smoke generated by the atomization. It can be understood that the first isolation device 61 is used to enhance the isolation effect. Made of elastic materials such as rubber, silicone and so on. The principle and structure of the second isolation device 62 are the same as those of the first isolation device 61, and therefore will not be described again.

 Temperature detecting device 30 A temperature sensor can be used. The temperature sensor is preferably a smaller temperature sensor for easy installation in the casing. And the temperature detection range of the temperature sensor is slightly larger than the variation range of the smoke temperature. This helps to improve the accuracy of smoke temperature detection.

 The heating assembly 40 is disposed between the first isolating device 61 and the temperature detecting device 30 so that the smoke is heated and then returned to the temperature detecting device. 30 Detect temperature. The heating assembly may include a heating wire 41 and a fixing seat 42 for fixing the heating wire 41. The heating wire 41 is made of a metal having a high electrical resistivity and a high melting point and is spiral. Fixed seat 42 is cylindrical and has a through hole 421 formed in the axial direction thereof, and the heating wire 41 is embedded in the through hole 421. The fixing seat 42 passes through a connecting portion 422 provided on an outer side wall thereof It is attached to the inner wall of the sleeve 10. Further, the through hole 421 of the fixing seat 42 is spiral, which makes it possible to shorten the length of the fixing seat 42 while satisfying the same heating effect.

 The power source 50 can be used as a battery, a dry battery, or other rechargeable battery.

 Fig. 2 shows an electronic cigarette in another embodiment of the present invention. In the present embodiment, the method adopted is for the pair of intake holes 12 The inhaled air stream is heated in the air flow passage 14 to achieve the purpose of raising the actual temperature of the smoke generated by the atomizing assembly 20 to a preset value. It differs from the previous embodiment in that the temperature detecting device 30 It is installed differently from the heating unit 40.

 The sleeve 10 is provided with an air outlet 11 at one end and an air inlet 12 at the other end of the sleeve 10. Casing 10 A smoke passage 13 and an air flow passage 14 respectively communicating with the outside of the sleeve are provided. Wherein, the smoke passage 13 is formed between the air outlet 11 at one end of the sleeve 10 and the atomizing assembly 20, The temperature detecting device 30 is disposed in the smoke passage 13. The air flow passage 14 is formed between the air inlet hole 12 away from the end of the air outlet hole 11 and the atomizing assembly 20, and the heating assembly 40 Set in the air flow channel 14.

 In the present embodiment, in order to prevent the heated air stream from heating the power source 50 as well as damaging the power source 50, the power source 50 An insulated cover 51 is provided outside. Thermal protection cover 51 isolates the power supply 50 from the heating assembly 40 and the temperature sensing device 30.

It is to be understood that those skilled in the art will be able to make modifications and changes in accordance with the above description, and all such modifications and variations are intended to be included within the scope of the appended claims.

Claims (14)

An electronic cigarette comprising a sleeve (10), a control module and an atomizing assembly (20) disposed in the sleeve (10), the control module and the atomizing assembly (20) a connection, characterized in that the electronic cigarette further comprises a temperature detecting device (30) and a heating assembly (40) respectively connected to the control module, The temperature detecting device (30) is for detecting the sleeve (10) The actual smoke temperature is transmitted, and the actual smoke temperature information is transmitted to the control module; The control module is configured to determine, according to the actual smoke temperature information, whether the actual smoke temperature value reaches a preset temperature value, and when the actual smoke temperature does not reach a preset temperature value, further controlling the heating component (40) Heat up.  The electronic cigarette according to claim 1, wherein said sleeve (10) is provided with an outer portion of said sleeve (10) a connected smoke passage (13) and an air flow passage (14), the heating assembly (40) is disposed in the air flow passage (14), and the temperature detecting device (30) is disposed in the Inside the smoke passage (13).  The electronic cigarette according to claim 2, wherein the smoke passage (13) is formed in an air outlet (11) at one end of the sleeve (10) Between the atomizing assembly (20), the air flow passage (14) is formed between the air inlet opening (12) at one end away from the air outlet (11) and the atomizing assembly (20).  Electronic cigarette according to claim 3 The electronic cigarette further includes a power source (50) disposed in the sleeve (10), the power source (50) is electrically connected to the control module, and the power source (50) is provided with heat insulation protection Set (51).  The electronic cigarette according to claim 1, wherein the sleeve (10) is disposed outside the sleeve (10) a first smoke passage (15) and a second smoke passage (16) communicating with the first smoke passage (15), the temperature detecting device (30) being disposed in the first smoke passage (15) , said A heating assembly (40) is disposed within the second smoke passage (16).  The electronic cigarette according to claim 5, wherein the first smoke passage (15) is formed in an air outlet at one end of the sleeve (10) (11) Between the atomizing assembly (20), the second smoke passage (16) is formed between the temperature detecting device (30) and the atomizing assembly (20).  The electronic cigarette according to any one of claims 3 to 5, characterized in that the heating assembly (40) comprises a heating wire (41) and for fixing the heating wire a fixing seat (42) of (41), the fixing seat (42) is sleeved in the sleeve (10), and the fixing seat (42) defines a through hole (421) along an axial direction thereof, the heating wire (41) It is spiral and embedded in the through hole (421).  The electronic cigarette according to claim 7, wherein the through hole (421) of the fixing seat (42) has a spiral shape.  The electronic cigarette according to claim 1, wherein the electronic cigarette further comprises a switch triggering module that generates a trigger signal and is connected to the control module.  The electronic cigarette according to claim 9, wherein the switch triggering module comprises a sleeve (10) disposed An air flow sensor connected to the control module.  The electronic cigarette of claim 9, wherein the switch triggering module comprises a touch switch coupled to the control module.  The electronic cigarette according to claim 1, wherein the atomizing assembly (20) comprises a vent pipe (21) and a heating element (22) a guide cotton wrapped around the heating element (22) and a reservoir (23) wrapped around the vent tube (21) and the heating element (22).  The electronic cigarette according to claim 12, wherein said electronic cigarette further comprises means for preventing smoke oil from said atomizing assembly (20) Isolation device that flows out at both ends.  The electronic cigarette according to claim 1, wherein said temperature detecting means (30) A temperature sensor is included, the temperature sensor being electrically coupled to the control module.

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