CN106579559A

CN106579559A - Power supply device used for electronic cigarette

Info

Publication number: CN106579559A
Application number: CN201611129847.5A
Authority: CN
Inventors: 毛爱民; 曾志东; 黄惠华; 王成; 胡明镜; 周波; 朱伟
Original assignee: High Automatic Technology (shenzhen) Co Ltd That Receives
Current assignee: Guangdong Jinlaite Intelligent Technology Co ltd
Priority date: 2016-12-09
Filing date: 2016-12-09
Publication date: 2017-04-26

Abstract

The invention discloses a power supply device used for electronic cigarette. The device comprises a sleeve, an electric core arranged in the sleeve, a controller arranged in the first end of the sleeve, a conductive connecting assembly arranged on the second end of the sleeve, and an inner casing assembly sleeved on the periphery of the electric core. The controller is abutted against the first end of the electric core in a cooperated manner and is electrically connected with the electric core. The conductive connecting assembly comprises a first connecting piece and a second connecting piece which is insulated from the first connecting piece. The first connecting piece is electrically connected with the inner casing assembly. The second connecting piece is electrically connected with the electric core. In the device, the controller and the conductive connecting assembly are fixed in a cooperated plugging manner, and are electrically connected through touching, so no lead is needed, no welding is needed, and just aligned assembly is needed. Thus, product assembly difficulty is reduced, automatic production is convenient, and assembling efficiency and consistency are improved.

Description

Power supply device for electronic cigarette

Technical Field

The invention relates to the technical field of electronic cigarettes, in particular to a power supply device for an electronic cigarette.

Background

The conventional electronic cigarette power supply device mainly connects the battery cell, the airflow switch controller and the connecting piece through a wire to realize conduction. During production, the wires need to be welded to the battery cell, the airflow switch controller and the connecting piece manually, and the power supply device has the following defects:

1. manual assembly is needed, the production process is time-consuming, labor-consuming and energy-consuming, and is influenced by the operation level of workers, so that the consistency is poor;

2. the burrs generated by welding easily puncture the battery cell to generate the risk of combustion or explosion;

3. the surface of the battery cell tab is provided with an organic coating, the organic coating needs to be scalded off during welding, and the process is easy to cause overheating combustion or explosion of the battery cell;

4. welding flux, soldering tin and gas volatilized in the welding process are harmful to human health;

5. workers of welding operation are easily scalded by the sputtered molten tin and the electric iron;

6. the leads are distributed around the battery core, and the bent leads can prevent airflow from passing through and have a breath holding risk;

7. after welding, assembling, wherein the lead is easily worn by the sleeve in the assembling process, so that the electric core is short-circuited and burnt or explodes;

8. and after welding, the welding spot on the connecting piece is easily cut off by the sleeve in the assembling process, so that the circuit is broken (the power supply device does not work).

Disclosure of Invention

The invention aims to provide a power supply device for an electronic cigarette, which can be automatically produced and can improve the assembly efficiency and the product consistency.

The technical scheme adopted by the invention for solving the technical problems is as follows: the power supply device for the electronic cigarette comprises a sleeve, a battery cell arranged in the sleeve, a controller arranged in a first end of the sleeve, a conductive connecting assembly arranged at a second end of the sleeve, and an inner shell assembly sleeved on the periphery of the battery cell; the controller is matched with the first end of the battery cell in an abutting connection mode and is electrically connected with the battery cell;

the conductive connecting assembly comprises a first connecting piece and a second connecting piece insulated from the first connecting piece; the first connecting piece is electrically connected with the inner shell assembly; the second connecting piece is electrically connected with the battery core.

Preferably, the inner shell assembly comprises an inner shell coated on the periphery of the battery cell, and the controller is matched with the first end of the battery cell outside the inner shell.

Preferably, the controller is provided with at least one pin extending towards the cell, and the pin is inserted into the first end of the cell to be electrically connected with the electrode at the first end of the cell; or,

the surface of the controller facing the battery cell is printed with a circuit, and the circuit is electrically connected with the electrode on the first end of the battery cell in a contact manner.

Preferably, the inner housing assembly comprises an inner housing, the controller is fitted at the first end of the cell, and the inner housing covers the cell and the controller.

Preferably, the inner shell assembly further comprises an electrically conductive member disposed on and insulated from the inner shell; and the conductive piece is connected between the controller and the second connecting piece to conduct the controller and the second connecting piece.

Preferably, the first connector is a cylindrical structure which is fitted on an end of the second end of the sleeve, abuts against the inner housing and is electrically connected with the inner housing; the second connecting piece is arranged in the first connecting piece in a penetrating mode and is connected to the second end of the battery core in a plugging mode.

Preferably, an insert is arranged at the second end of the battery cell, and the insert is positioned in the inner shell; the second connecting piece is inserted on the plug-in unit.

Preferably, an axially extending vent hole is arranged in the second connecting piece; the vent hole is communicated with the interior of the sleeve to form a vent channel.

Preferably, the conductive connection assembly further includes an insulator disposed between the first and second connectors.

Preferably, the conductive connection assembly further comprises an insulator fitted over an end of the second end of the bushing;

the first connecting piece and the second connecting piece are concentrically arranged and are embedded on the insulator along the axial direction of the insulator, the second connecting piece is positioned on the inner side of the first connecting piece, and two ends of the first connecting piece and two ends of the second connecting piece are respectively exposed out of two opposite ends of the insulator; or,

the first connecting piece and the second connecting piece are arranged in parallel and embedded on the insulator along the axial direction of the insulator, and two ends of the first connecting piece and two ends of the second connecting piece are respectively exposed out of two opposite ends of the insulator.

The invention has the beneficial effects that: the controller, the conductive connecting assembly and the like are fixed in a matching and inserting mode, and are electrically connected in a contact mode, wires are not needed, welding is not needed, only alignment assembly is needed, the product assembly difficulty is reduced, automatic production is facilitated, and the assembly efficiency and the product consistency are improved.

Drawings

The invention will be further described with reference to the accompanying drawings and examples, in which:

fig. 1 is a schematic cross-sectional view of a power supply device according to a first embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a power supply apparatus according to a second embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a power supply device according to a third embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a power supply device according to a fourth embodiment of the present invention;

fig. 5 is a schematic structural diagram of a conductive connection assembly in a power supply device according to a fifth embodiment of the invention;

fig. 6 is a schematic structural diagram of a conductive connection assembly in a power supply device according to a sixth embodiment of the invention.

Detailed Description

For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in fig. 1, a power supply device 10 for an electronic cigarette according to a first embodiment of the present invention includes a casing 11, a battery 12, a controller 13, a conductive connection assembly 14, and an inner housing assembly 15; the sleeve 11 comprises a first end and a second end which are connected, the battery cell 12 is arranged in the sleeve 11, and the inner shell assembly 15 is sleeved on the periphery of the battery cell 12; the controller 13 is mounted within a first end of the casing 11 and the conductive connection assembly 14 is mounted at a second end of the casing 11.

The controller 13 is coupled to and abutted against the first end of the battery cell 12 and electrically connected to the battery cell 12. The conductive connection assembly 14 includes a first connection member 141 and a second connection member 142 insulated from the first connection member 141; the first connector 141 is electrically connected with the inner shell assembly 15; the second connection member 142 is electrically connected to the battery cell 12.

The controller 13, the conductive connecting assembly 14 and the like are fixed in the sleeve 11 in a matching and inserting mode, and are electrically connected through contact without conducting wires or welding, and only need to be aligned and assembled, so that the assembly difficulty of products is reduced, the realization of automatic production is facilitated, and the assembly efficiency and the consistency are improved.

Specifically, the battery cell 12 may include a first end and a second end connected, where the first end of the battery cell 12 corresponds to the first end of the sleeve 11, and the second end of the battery cell 12 corresponds to the second end of the sleeve 11. The controller 13 is fitted at a first end of the electric core 12, and can be electrically connected to the electric core 12 by means of plugging, abutting, and the like.

Alternatively, the controller 13 is provided with at least one pin 131 extending towards the battery cell 12, and the pin 131 is inserted into the first end of the battery cell 12 to be electrically connected with the electrode at the first end of the battery cell 12; of course, corresponding to the plug 131, the electrical core 12 is provided with a slot 121 for the plug 131 to be plugged into. In this embodiment, the controller 13 is provided with two pins 131, which are respectively a positive electrode and a negative electrode of the controller 13; two pins 131 are inserted into a first end of the cell 12 to be electrically connected in contact with the positive and negative electrodes at the end of the cell 12, respectively.

The controller 13 is an airflow switch controller or a key switch controller, etc.

The inner casing assembly 15 includes an inner casing 151, and the inner casing 151 covers the periphery of the battery cell 12. The inner housing 151 is electrically connected to the controller 13 and may form an output terminal of the controller 13. The inner casing 151 may be made of a conductive material such as metal; alternatively, the inner case 151 is made of an insulating material, and conductors are buried therein to realize electrical connection.

In this embodiment, the inner casing 151 covers the peripheral side surface of the battery cell 12, and extends to the end surfaces of the first end and the second end of the battery cell 12, respectively; the controller 13 is located outside the inner case 151, and is electrically connected to the inner case 151 by abutting the inner case 151.

In the conductive connection module 14, the first connector 141 has a substantially cylindrical structure, and a passage extending longitudinally therethrough is provided therein. An axially extending vent hole 1420 is formed in the second connecting piece 142, and the vent hole 1420 is communicated with the interior of the sleeve 11 to form a vent channel; the airflow entering the sleeve 11 may flow through the ventilation channel and the channel of the first connector 141 to the atomization device of the e-cigarette.

In this embodiment, the first connector 141 is fitted on the end of the second end of the ferrule 11 and abuts against the inner housing 151, electrically connecting with the inner housing 151. The first connector 141 may be secured to the second end of the sleeve 11 by interference fit, threaded fit, gluing, etc.

The second connecting member 142 is inserted into the first connecting member 141 and is connected to the battery cell 12, and is electrically connected to the electrodes (positive and negative electrodes) at the second end of the battery cell 12. The second connecting member 142 may have a protruding pin 1421, a corresponding slot 122 is disposed at the second end of the battery cell 12, and the second connecting member 142 is inserted into the slot 122 through the pin 1421 and is inserted into the battery cell 12. It is understood that the positions of the socket 122 and the pin 1421 may be reversed.

The first and second connection members 141 and 142 may be conductive members made of a conductive material. In order to achieve the insulation between the first connecting member 141 and the second connecting member 142, the conductive connecting member 14 may further include an insulator 143, which may be made of an insulating material such as plastic. The insulator 143 is disposed between the first connector 141 and the second connector 142 to separate them. The insulator 143 may be disposed between the first connector 141 and the second connector 142 with a tight fit to further position the second connector 142 within the first connector 141.

In addition, the first connecting member 141 and the second connecting member 142 may be an integral structure, and made of an insulating material such as plastic, and two conductive members may be disposed thereon and insulated at intervals, so as to achieve the respective conductive functions of the first connecting member 141 and the second connecting member 142.

Further, the power supply device further includes a cap 16 mounted on the first end of the sleeve 11 to close the first end of the sleeve 11. The cap 16 may be secured to the sleeve 11 by at least one of a snap, a thread, magnetic attraction, and an adhesive connection on the sleeve 11.

In addition, an elastic sheet may be disposed between the cap 16 and the controller 13, so as to improve the reliability of electrical connection between the controller 13 and the inner casing 151.

As shown in fig. 2, a power supply device 20 for an electronic cigarette according to a second embodiment of the present invention includes a casing 21, a battery cell 22, a controller 23, a conductive connection assembly 24, and an inner casing assembly 25; the sleeve 21 comprises a first end and a second end which are connected, the battery cell 22 is arranged in the sleeve 21, and the inner shell assembly 25 is sleeved on the periphery of the battery cell 22; a controller 23 is mounted within a first end of the casing 21 and a conductive connection assembly 24 is mounted at a second end of the casing 21.

The controller 23 is coupled to the first end of the battery cell 22 and electrically connected to the battery cell 22. The conductive connection assembly 24 includes a first connection element 241 and a second connection element 142 insulated from the first connection element 241; the first connector 241 is electrically connected to the inner housing assembly 25; the second connection member 242 is electrically connected to the battery cell 22.

The controller 23 and the conductive connecting assembly 24 are fixed in the sleeve 21 in a matching and inserting mode, and are electrically connected through contact without conducting wires or welding, and only need to be aligned and assembled, so that the assembly difficulty of products is reduced, the realization of automatic production is facilitated, and the assembly efficiency and consistency are improved.

Specifically, the battery cell 22 may include a first end and a second end connected, where the first end of the battery cell 22 corresponds to the first end of the sleeve 21, and the second end of the battery cell 22 corresponds to the second end of the sleeve 21. The controller 23 is fitted at the first end of the battery cell 22, and can be electrically connected to the battery cell 22 by plugging, abutting, or the like.

In this embodiment, the controller 23 is printed with a circuit 231 toward the surface of the battery cell 22, and the circuit 231 is electrically connected to the electrode on the first end of the battery cell 22. The circuit 231 has a positive electrode and a negative electrode separated therefrom to be electrically connected to the positive electrode and the negative electrode of the first end of the battery cell 11.

The controller 23 may be an airflow switch controller or a key switch controller, etc.

The inner casing assembly 25 includes an inner casing 251, and the inner casing 251 covers the outer periphery of the cell 12. The inner housing 251 is electrically connected to the controller 23 and may form an output terminal of the controller 23. The inner shell 251 may be made of a conductive material such as metal; alternatively, the inner housing 251 is made of an insulating material, and conductors are buried therein to realize electrical connection.

In this embodiment, the inner casing 251 covers the peripheral side surface of the battery cell 22, and extends to the end surfaces of the first end and the second end of the battery cell 22 respectively; the controller 23 is located outside the inner housing 251 and is electrically connected to the inner housing 251 by abutting against the inner housing 251.

In the conductive connection module 24, the first connector 241 has a substantially cylindrical structure, and thus has a longitudinally through passage therein. An axially extending vent hole 2420 is arranged in the second connecting piece 242, and the vent hole 2420 is communicated with the interior of the sleeve 21 to form a vent channel; the airflow entering the sleeve 21 may flow through the ventilation channel and the channel of the first connector 241 to the aerosolization device of the e-cigarette.

In this embodiment, the first connector 241 is fitted on the end of the second end of the sleeve 21 and abuts against the inner housing 251, electrically connecting with the inner housing 251. The first connector 241 may be secured to the second end of the sleeve 21 by interference fit, threaded fit, gluing, etc.

The second connecting member 242 is inserted into the cell 22 through the first connecting member 241, and is electrically connected to the electrodes (positive and negative electrodes) at the second end of the cell 22. Unlike the first embodiment shown in fig. 1, in this embodiment, an electrode protruding out of the inner casing 251 is disposed at the second end of the battery cell 22, and one end of the second connecting member 242 facing the battery cell 22 abuts against the electrodes (positive electrode and negative electrode) and is electrically connected to the electrode contacts.

The first connection member 241 and the second connection member 242 may be conductive members made of a conductive material. In order to achieve the insulation between the first connector 241 and the second connector 242, the conductive connecting assembly 24 may further include an insulator 243, which may be made of an insulating material such as plastic. An insulator 243 is disposed between the first connector 241 and the second connector 242 to separate them. The insulator 243 may be disposed between the first connector 241 and the second connector 242 with a tight fit to further position the second connector 242 within the first connector 241.

The first connecting member 241 and the second connecting member 242 may be an integral structure, and are made of an insulating material such as plastic, and two conductive members may be disposed thereon at intervals for insulation, so as to realize the respective conductive functions of the first connecting member 241 and the second connecting member 242.

Further, the power supply device further includes a cap 26 mounted on the first end of the sleeve 21 to close the first end of the sleeve 21. The cap 26 may be secured to the sleeve 21 by at least one of a snap, a thread, magnetic attraction, and an adhesive connection on the sleeve 21.

In addition, an elastic sheet may be disposed between the cap 26 and the controller 23, so as to improve the reliability of electrical connection between the controller 23 and the inner housing 251.

As shown in fig. 3, a power supply device 30 for an electronic cigarette according to a third embodiment of the present invention includes a sleeve 31, a battery cell 33, a controller 33, a conductive connection assembly 34, and an inner housing assembly 35; the sleeve 31 comprises a first end and a second end which are connected, the battery cell 33 is arranged in the sleeve 31, and the inner shell assembly 35 is sleeved on the periphery of the battery cell 33; a controller 33 is mounted within a first end of the casing 31 and a conductive connection assembly 34 is mounted at a second end of the casing 31.

The controller 33 is coupled to and abutted against the first end of the battery cell 33 and electrically connected to the battery cell 33. The conductive connection assembly 34 includes a first connection member 341 and a second connection member 342 insulated from the first connection member 341; a first connector 341 fitted to the second end of the sleeve 31 and electrically connected to the inner housing assembly 35; the second connector 342 is inserted into the first connector 341 and connected to the second end of the battery cell 33, and is electrically connected to the battery cell 33.

The controller 33 and the conductive connecting assembly 34 are fixed in the sleeve 31 in a matching and inserting mode, and are electrically connected through contact without conducting wires or welding, and only need to be aligned and assembled, so that the assembly difficulty of products is reduced, the realization of automatic production is facilitated, and the assembly efficiency and consistency are improved.

Specifically, the battery cell 33 may include a first end and a second end connected, where the first end of the battery cell 33 corresponds to the first end of the sleeve 31, and the second end of the battery cell 33 corresponds to the second end of the sleeve 31. The controller 33 is fitted at a first end of the battery cell 33, and may be electrically connected to the battery cell 33 by means of plugging, abutting, and the like.

The controller 33 is provided with at least one pin 331 extending toward the electric core 32, and the pin 331 is inserted into the first end of the electric core 32 to be electrically connected with the electrode at the first end of the electric core 32; of course, corresponding to the plug 331, the electrical core 32 is provided with a slot 321 for the plug 331 to be inserted therein. In this embodiment, the controller 33 is provided with two pins 331, which are respectively the positive electrode and the negative electrode of the controller 33; two pins 331 are inserted into a first end of the cell 32 to make electrical contact with the positive and negative electrodes at that end of the cell 32, respectively.

The controller 33 may be an airflow switch controller or a key switch controller, etc.

The inner shell assembly 35 includes an inner shell 351, and the inner shell 351 is wrapped around the battery cell 13. The inner case 351 is electrically connected to the controller 33, and may form an output terminal of the controller 33. The inner casing 351 may be made of a conductive material such as metal; alternatively, the inner case 351 is made of an insulating material, and conductors are buried therein to realize electrical connection.

In this embodiment, the inner casing 351 is wrapped outside the electric core 32 and the controller 32, so that the electric core 32 and the controller 33 can form an integral module, and the sleeve 31 is more convenient to assemble. The controller 33 is located inside the inner case 351 and electrically connected to the inner case 351 in contact therewith. One side of the inner casing 351 away from the controller 33 extends to an end face covering the second end of the battery core 32.

In the conductive connection module 34, the first connector 341 has a substantially cylindrical structure, and has a longitudinally through passage therein. An axially extending vent hole 3420 is arranged in the second connecting piece 342, and the vent hole 3420 is communicated with the interior of the sleeve 31 to form a vent channel; the airflow entering the sleeve 31 may flow through the ventilation channel and the channel of the first connector 341 to the atomization device of the e-cigarette.

In this embodiment, the first connector 341 is fitted on the end of the second end of the sleeve 31 and abuts against the inner housing 351, electrically connecting with the inner housing 351. The first connector 341 may be secured to the second end of the sleeve 31 by interference fit, threaded fit, gluing, or the like.

The second connector 342 is inserted into the first connector 341 and is connected to the battery core 32. Unlike the first embodiment shown in fig. 1, in this embodiment, the second end of the battery cell 32 is provided with the plug 322, and the plug 322 is located in the inner casing 351, so as to be fixed on the second end of the battery cell 32. The second connecting piece 32 is inserted on the plug-in piece 322; the plug 322 is electrically connected to the electrode at the second end of the cell 32, so that the second connector 342 is electrically connected to the electrode at the second end of the cell 32 through the plug 322.

The second connecting member 342 may have a protruding pin 3421, the insertion member 322 has a corresponding insertion groove 323, and the second connecting member 342 is inserted into the insertion groove 323 through the pin 3421 and inserted into the insertion member 322. It is understood that the positions of the socket 323 and the pin 3421 may be reversed.

The first and second connection members 341 and 342 may be conductive members made of a conductive material. In order to achieve insulation between the first connector 341 and the second connector 342, the conductive connecting component 34 may further include an insulator 343, which may be made of an insulating material such as plastic. The insulator 343 is disposed between the first connector 341 and the second connector 342 to separate them. The insulator 343 may be disposed between the first connector 341 and the second connector 342 with a tight fit to further position the second connector 342 within the first connector 341.

The first connecting member 341 and the second connecting member 342 may be an integral structure, and made of an insulating material such as plastic, and two conductive members may be disposed thereon at intervals for insulation, so as to realize the respective conductive functions of the first connecting member 341 and the second connecting member 342.

Further, the power supply device further includes a cap 36 mounted on the first end of the sleeve 31 to close the first end of the sleeve 31. The cap 36 may be secured to the sleeve 31 by at least one of a snap fit, threads, magnetic attraction, and adhesive connection on the sleeve 31.

In addition, an elastic piece may be provided between the cap 36 and the controller 33, so as to improve the reliability of electrical connection between the controller 33 and the inner case 351.

As shown in fig. 4, a power supply device 40 for an electronic cigarette according to a fourth embodiment of the present invention includes a casing 41, a battery cell 42, a controller 43, a conductive connection assembly 44, and an inner casing assembly 45; the bushing 41 comprises a first end and a second end which are connected, the battery cell 42 is installed in the bushing 41, and the inner shell assembly 45 is sleeved on the periphery of the battery cell 42; a controller 43 is mounted within a first end of the casing 41 and a conductive connection assembly 44 is mounted at a second end of the casing 41.

The controller 43 is coupled to the first end of the battery cell 42 and electrically connected to the battery cell 42. The conductive connecting assembly 44 includes a first connecting member 441 and a second connecting member 442 insulated from the first connecting member 441; a first connector 441 is fitted to the second end of the casing 41 and electrically connected to the inner housing assembly 45; the second connecting member 442 is inserted into the first connecting member 441 and is connected to the second end of the battery cell 42, and is electrically connected to the battery cell 42.

The controller 43 and the conductive connecting assembly 44 are fixed in the sleeve 41 in a matching and inserting mode, and are electrically connected through contact without conducting wires or welding, and only need to be aligned and assembled, so that the assembly difficulty of products is reduced, the automatic production is facilitated, and the assembly efficiency and the consistency are improved.

Specifically, the battery cell 42 may include a first end and a second end connected, where the first end of the battery cell 42 corresponds to the first end of the sleeve 41, and the second end of the battery cell 42 corresponds to the second end of the sleeve 41. The controller 43 is fitted at the first end of the battery cell 42, and can be electrically connected to the battery cell 42 by plugging, abutting, or the like.

The controller 43 is provided with at least one pin 431 extending towards the electric core 42, and the pin 431 is inserted into the first end of the electric core 42 to be electrically connected with the electrode at the first end of the electric core 42; of course, corresponding to the plug 431, the electrical core 42 is provided with a slot 421 for the plug 431 to be plugged into. In this embodiment, the controller 43 is provided with a pin 431 as the positive or negative pole of the controller 43; the pin 431 is inserted into a first end of the cell 42 to make electrical contact with the negative or positive electrode at that end of the cell 42.

The controller 43 may be an airflow switch controller or a push button switch controller, etc.

The inner casing assembly 45 includes an inner casing 451, and the inner casing 451 is wrapped around the battery cell 14. The inner case 451 is electrically connected to the controller 43, and may form an electrode (positive electrode or negative electrode) of the battery cell, and is electrically connected to a corresponding electrode (negative electrode or positive electrode) on the controller 43. The inner case 451 may be entirely made of a conductive material such as metal; alternatively, the inner case 451 is made of an insulating material, and then a conductor is buried therein to realize electrical connection.

In this embodiment, the inner shell 451 is wrapped outside the electric core 42 and the controller 42, so as to form an integral module with the electric core 42 and the controller 43, thereby facilitating assembly into the casing 41. The controller 43 is disposed in the inner case 451 and electrically connected to the inner case 451 in contact therewith. The side of the inner housing 451 facing away from the controller 43 extends to the end surface covering the second end of the cell 42.

Further, in this embodiment, the inner housing assembly 45 further includes a conductive member 452 disposed on the inner housing 451 and insulated from the inner housing 451. The conductive member 452 is connected between the controller 43 and the second connecting member 442, and serves as an output terminal of the controller 43 to conduct the controller 43 and the second connecting member 442.

The conductive member 452 is elongated and may be embedded in the inner housing 451 and insulated from the inner housing 451 by an insulating material. Conductive element 452 may also be integrally formed with controller 43.

In the conductive connection assembly 44, the first connecting member 441 has a substantially cylindrical structure, and has a longitudinally through passage therein. An axially extending vent hole 4420 is formed in the second connector 442, and the vent hole 4420 is communicated with the interior of the sleeve 41 to form a vent channel; the airflow entering the sleeve 41 may flow through the ventilation channel and the channel of the first connector 441 to the atomization device of the e-cigarette.

In the present embodiment, the first connector 441 is fitted on the end of the second end of the ferrule 41 and abuts against the inner case 451, electrically connecting with the inner case 451. The first connector 441 may be secured to the second end of the sleeve 41 by interference fit, threaded fit, gluing, etc.

The second connecting member 442 is inserted into the first connecting member 441 and is connected to the battery cell 42. In this embodiment, the second end of the battery cell 42 is provided with the plug 422, and the plug 422 is located in the inner shell 451 and is fixed on the second end of the battery cell 42. The second connector 42 is plugged on the plug-in 422; the insert 422 is electrically connected to the electrode at the second end of the cell 42, and thus the second connector 442 is electrically connected to the electrode at the second end of the cell 42 through the insert 422. As described in the third embodiment shown in fig. 3, the second connector 442 may be inserted into the plug 422 through a pin and socket, so that the second connector 442 is electrically connected to the electrode (negative electrode or positive electrode) at the second end of the battery cell 42 through the plug 422.

The inner case 451 serves as one electrode (positive or negative) of the cell 42, so that the electrode is shared by both ends of the cell 42.

The first and second connecting members 441 and 442 may be conductive members made of a conductive material. In order to achieve insulation between the first connector 441 and the second connector 442, the conductive connecting assembly 44 may further include an insulator 443, which may be made of an insulating material such as plastic. An insulator 443 is disposed between the first connecting member 441 and the second connecting member 442 to separate them. The insulator 443 can be disposed between the first connector 441 and the second connector 442 with a tight fit to further position the second connector 442 within the first connector 441.

The first connecting member 441 and the second connecting member 442 may be an integral structure, and are made of an insulating material such as plastic, and two conductive members may be disposed thereon at intervals for insulating, so as to achieve the respective conductive functions of the first connecting member 441 and the second connecting member 442.

Further, the power supply device further includes a cap 46 mounted on the first end of the sleeve 41 to close the first end of the sleeve 41. The cap 46 may be secured to the cannula 41 by at least one of a snap, a thread, magnetic attraction, and an adhesive connection on the cannula 41.

In addition, an elastic piece may be provided between the cap 46 and the controller 43, so as to improve the reliability of electrical connection between the controller 43 and the inner case 451.

As shown in fig. 5, in the power supply device for an electronic cigarette according to the fifth embodiment of the present invention, the conductive connecting assembly 54 includes a first connector 541, a second connector 542 insulated from the first connector 541, and an insulator 543.

Different from the first to third embodiments described above: an insulator 543 fits over the end of the second end of the sleeve; the first connector 541 and the second connector 542 may be concentrically disposed and embedded on the insulator 543 along an axial direction of the insulator 543, and two ends of the first connector 541 and the second connector 542 respectively expose two opposite ends of the insulator 543. The second connector 542 is located inside the first connector 541.

An axially extending vent hole 544 is provided in the center of the insulator 543, the vent hole 544 communicating with the interior of the sleeve. The insulator 543 has a cylindrical structure with both ends open.

As shown in fig. 6, the power supply device for an electronic cigarette according to the sixth embodiment of the present invention, wherein the conductive connecting assembly 64 includes a first connecting member 641, a second connecting member 642 insulated from the first connecting member 641, and an insulator 643; an insulator 643 is fitted over the end of the second end of the sleeve.

The difference from the fourth embodiment described above is: the first connecting member 641 and the second connecting member 642 are disposed in parallel and are embedded in the insulator 643 along an axial direction of the insulator 643, and opposite ends of the first connecting member 641 and the second connecting member 642 are exposed to opposite ends of the insulator 643 respectively. The central hole of the first connector 641 or the second connector 642 may form a vent 644 communicating with the interior of the casing. The insulator 453 has a cylindrical structure.

It can be understood that the power supply devices for electronic cigarettes of the fifth and sixth embodiments further include a sleeve, a battery cell, a controller, an inner housing assembly, and the like, and specific arrangements and the like can be all described in relation to the first to fourth embodiments.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A power supply device for an electronic cigarette is characterized by comprising a sleeve, a battery cell arranged in the sleeve, a controller arranged in a first end of the sleeve, a conductive connecting assembly arranged at a second end of the sleeve, and an inner shell assembly sleeved on the periphery of the battery cell; the controller is matched with the first end of the battery cell in an abutting connection mode and is electrically connected with the battery cell;

2. The power supply device of claim 1, wherein the inner housing assembly comprises an inner housing covering the periphery of the cell, and the controller is fitted at the first end of the cell outside the inner housing.

3. The power supply device of claim 2, wherein the controller is provided with at least one pin extending towards the cell, and the pin is inserted into the first end of the cell to be electrically connected with the electrode at the first end of the cell; or,

4. The power supply device of claim 1, wherein the inner housing assembly comprises an inner housing, wherein the controller is fitted at the first end of the cell, and wherein the inner housing is wrapped outside the cell and the controller.

5. The power supply device of claim 4, wherein the controller is provided with at least one pin extending towards the cell, and the pin is inserted into the first end of the cell to be electrically connected with the electrode at the first end of the cell; or,

6. The power supply device of claim 4 wherein said inner housing assembly further comprises an electrically conductive member disposed on and insulated from said inner housing; and the conductive piece is connected between the controller and the second connecting piece to conduct the controller and the second connecting piece.

7. The power supply device according to any one of claims 2 to 6, wherein the first connector is a cylindrical structure which is fitted over an end of the second end of the sleeve, abuts against the inner housing and is electrically connected with the inner housing; the second connecting piece is arranged in the first connecting piece in a penetrating mode and is connected to the second end of the battery core in a plugging mode.

8. The power supply device of claim 7, wherein the second end of the battery cell is provided with an insert, and the insert is located in the inner shell; the second connecting piece is inserted on the plug-in unit.

9. The power supply of claim 7, wherein said conductive connection assembly further comprises an insulator disposed between said first and second connectors.

10. The power supply of any one of claims 2-6, wherein the conductive connection assembly further comprises an insulator that fits over an end of the second end of the sleeve;