Electronic cigarette battery assembly without welding wire

Abstract

The utility model discloses an electronic cigarette battery assembly without a bonding wire. The electronic cigarette battery assembly comprises a lithium battery core, an insulating bracket, a control panel and a conductive shell, the lithium cell is a cylindrical cell, a positive electrode plate is arranged at the upper end of the lithium cell, and a negative electrode plate is arranged at the lower end of the lithium cell. The upper surface of the insulating support is provided with a mounting slot, and the mounting slot is provided with a first through hole penetrating up and down. The bottom layer of the control panel is provided with a microphone sensor, an electronic cigarette microphone sensing control circuit, a first positive electrode connecting end and a first negative electrode connecting end which are connected with the positive electrode and the negative electrode of the lithium battery core with the electronic cigarette microphone sensing control circuit, and a second positive electrode connecting end and a second negative electrode connecting end which are connected with the positive electrode and the negative electrode of the electronic cigarette atomization core with the electronic cigarette microphone sensing control circuit; and the first positive electrode connecting end passes through the first through hole and is in contact connection with the positive electrode plate. And the conductive shell is sleeved outside the lithium battery core, and the negative electrode plate and the first negative electrode connecting end are conducted by the conductive shell. According to the technical scheme, the welding procedure is omitted, and the problems of insufficient welding and sealing-off of the welding wire are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic cigarette components, in particular to an electronic cigarette battery component without wire soldering. Background Art

[0002] With the rapid development of electronic cigarettes, a large number of smokers use electronic cigarettes to replace traditional cigarettes. The working principle of an electronic cigarette is that through airflow induction or a button, the battery works, the atomizing core is heated by the battery, the e-liquid evaporates and volatilizes, and the atomized smoke is formed for people to consume. Existing electronic cigarettes usually include integrated electronic cigarettes and split electronic cigarettes. The integrated electronic cigarette is non-detachable or disposable. After the built-in e-liquid is used up, the electronic cigarette becomes waste for recycling. The split electronic cigarette includes a battery host unit and a cartridge unit. The cartridge unit is plugged into the host unit to achieve electrode contact connection. After the e-liquid in the cartridge unit is used up, another new cartridge unit can be replaced for use. Whether it is an integrated or split electronic cigarette, the battery basically uses a polymer battery pack or 18650 lithium battery cells, and is welded to the circuit board through a power wire to achieve circuit conduction. Through the welding of the power wire, the welding process is required, and there may be the possibility of virtual soldering and desoldering. In addition, during the assembly process, the power wire may be pulled, resulting in disconnection from the welding point. Therefore, the structure of the battery unit with welding is the main reason for the high defect rate of the electronic cigarette circuit, and it is urgent to optimize and improve the above-mentioned structural characteristics of the battery welding. Content of the Utility Model

[0003] To overcome the deficiencies of the prior art, the utility model provides an electronic cigarette battery component without wire soldering to solve the problems of defective products caused by possible virtual soldering, desoldering, and assembly pulling and breaking of the power wire.

[0004] The technical solution of the utility model is an electronic cigarette battery component without wire soldering, which includes:

[0005] A lithium battery cell, the lithium battery cell is a cylindrical cell, a positive electrode sheet is provided at the upper end of the lithium battery cell, and a negative electrode sheet is provided at the lower end of the lithium battery cell;

[0006] An insulating bracket, an installation slot is provided on the upper surface of the insulating bracket, and a first through hole penetrating up and down is provided in the installation slot;

[0007] A control board, a microphone sensor and an electronic cigarette microphone induction control circuit are provided on the bottom layer of the control board, a first positive connection end and a first negative connection end connecting the positive and negative electrodes of the lithium battery cell are connected to the electronic cigarette microphone induction control circuit, and a second positive connection end and a second negative connection end connecting the positive and negative electrodes of the electronic cigarette atomizing core are connected to the electronic cigarette microphone induction control circuit. The first positive connection end passes through the first through hole and is in contact connection with the positive electrode sheet;

[0008] A conductive housing, the conductive housing is sleeved outside the lithium battery cell, and the conductive housing conducts the negative electrode sheet and the first negative connection end.

[0009] Further, a second through hole penetrating up and down is provided on the control board, the second through hole is a copper-plated through hole, a second positive connection end is provided on the hole opening corresponding to the top surface of the control board, the second positive connection end is a positive battery cap, and a third through hole is provided on the positive battery cap.

[0010] Further, the first negative connection end is a strip-shaped metal sheet, the first negative connection end is vertically bent downward from the outer edge of the control board for the first time, then horizontally bent for the second time, and then vertically bent upward for the third time to form a clamping mouth.

[0011] Further, an insulating sleeve cover is provided on the control board, a fourth through hole exposing the positive battery cap is provided on the insulating sleeve cover, the control board and the insulating bracket are sleeved therein, and the side wall of the sleeve cover is inserted into the clamping mouth.

[0012] Further, an air inlet hole is provided at the bottom or side wall of the conductive housing, the control board is arranged on the insulating bracket, and the control board and the insulating bracket are fixed by sleeving the insulating sleeve cover, then butted against the upper end of the lithium battery cell, and then the whole is placed in the conductive housing, and the outer wall of the insulating sleeve cover is tightly connected with the inner wall of the upper port of the conductive housing, and the third bend is closely attached to the inner wall of the conductive housing.

[0013] Further, the insulating sleeve cover is made of silica gel or TPU material.

[0014] Further, the positive electrode sheet is bent to the upper end surface of the lithium battery cell, the first positive connection end is a strip-shaped metal sheet, the first positive connection end passes through the first through hole and is bent on the bottom surface of the insulating bracket, and an elastic gasket is arranged under the positive electrode sheet to keep the positive electrode sheet in close contact with the first positive connection end.

[0015] The beneficial effects of the present utility model are as follows: The electronic cigarette battery assembly without welding wires designed by the present technical solution mainly realizes that the positive and negative electrode pins of the atomization core of the electronic cigarette are connected to the control board in a contact manner. At the same time, the positive and negative power connection ends of the control board are also in contact connection with the positive and negative electrodes of the lithium battery cell, so as to realize that the atomization core of the electronic cigarette is connected to the control board, and the control board is connected to the power battery cell without welding wires. Compared with the existing traditional electronic cigarette, the pins of the atomization core are connected to the control board by welding, and the power battery cell connected to the control board is also connected to the positive and negative electrodes by welding the power wires. The present technical solution realizes connection without welding wires, which can avoid the welding process required for welding wires, saves the welding process, avoids the problems of virtual soldering and desoldering of the welding wires, and avoids the problem that the welding may pull the power wire during the assembly process and cause the welding point to be pulled and disconnected. Brief Description of the Drawings

[0016] Figure 1 This is a schematic exploded view of the structure of an embodiment of the present utility model.

[0017] Figure 2 This is a schematic assembly view of the control board and the lithium battery cell structure of an embodiment of the present utility model.

[0018] Figure 3 This is a schematic exploded view of the structure of the insulating bracket, the control board, and the bottom view of the insulating cover of an embodiment of the present utility model.

[0019] Figure 4 This is a schematic assembly view of the insulating bracket, the control board, and the insulating cover of an embodiment of the present utility model.

[0020] Figure 5 This is a schematic view of the structure of an embodiment of the present utility model. Detailed Description of the Embodiment

[0021] The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some of the embodiments of the present disclosure, rather than all of them. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present disclosure without creative efforts also belong to the scope of protection of the present disclosure.

[0022] Refer to Figures 1 to 5 , a specific embodiment of the electronic cigarette battery assembly without wire welding disclosed in this solution includes a lithium battery cell 1, an insulating bracket 2, a control board 3, and a conductive housing 5. The lithium battery cell 1 is a cylindrical battery cell. A positive electrode plate 11 is provided at the upper end of the lithium battery cell 1, and a negative electrode plate 12 is provided at the lower end of the lithium battery cell 1. An installation slot 21 is provided on the upper surface of the insulating bracket 2, and a first through hole 22 penetrating up and down is provided in the installation slot 21. A microphone sensor and an electronic cigarette microphone induction control circuit are provided on the bottom layer of the control board 3. The first positive connection end 31 and the first negative connection end 32 of the electronic cigarette microphone induction control circuit are in contact connection with the positive and negative electrodes of the lithium battery cell, and the second positive connection end 33 and the second negative connection end of the electronic cigarette microphone induction control circuit are in contact connection with the positive and negative electrodes of the electronic cigarette atomizing core 4. The first positive connection end 31 passes through the first through hole 22 and is in contact connection with the positive electrode plate 11. The conductive housing 5 is sleeved outside the lithium battery cell 1, and the conductive housing 5 conducts the negative electrode plate 12 and the first negative connection end 32.

[0023] Preferably, a second through hole 331 penetrating up and down is provided on the control board 3. The second through hole 331 is a copper deposition hole. A second positive connection end 33 is provided at the orifice of the second through hole 331 corresponding to the top surface of the control board 3. The second positive connection end 33 is a positive battery cap, and a third through hole 332 is provided on the positive battery cap.

[0024] Referring Figures 1 to 5 , to specifically illustrate the technical principle of this solution, in combination with the existing oil storage chamber of an electronic cigarette, which is usually a hollow cylindrical oil storage chamber with openings at both the upper and lower ends. The lower silica gel plug 7 of the oil storage chamber this time has a fourth through hole 71 in the middle. When the electronic cigarette is in use, the gas enters through the bottom or side wall of the conductive housing 5 and enters the control board 3 through the first through hole 22 to trigger the microphone head induction. The unique structural design of the control board 3 here is designed with a second through hole 331, and the second positive connection end 33 using a positive battery cap is provided with a third through hole 332, so that the gas can smoothly enter the fourth through hole 71 to achieve atomization.

[0025] Preferably, the first negative connection end 32 is a strip-shaped metal sheet. The first negative connection end 32 is vertically bent downward from the outer edge of the control board 3 for the first time, then horizontally bent for the second time, and then vertically bent upward for the third time to form a clamping opening 321. An insulating sleeve cover 6 is provided on the control board 3. A fourth through hole 61 exposing the positive battery cap is provided on the insulating sleeve cover 6. The insulating sleeve cover 6 sleeved the control board 3 and the insulating bracket 2 therein, and the side wall of the insulating sleeve cover 6 is inserted into the clamping opening 321.

[0026] Preferably, an air inlet hole 51 is provided at the bottom or side wall of the conductive housing 5. The control board 3 is arranged on the insulating bracket 2, and the control board 3 and the insulating bracket 2 are fixed by sleeving the insulating sleeve cover 6, then butted against the upper end of the lithium battery core 1, and then the whole is placed in the conductive housing 5. The outer wall of the insulating sleeve cover 6 is tightly fitted with the inner wall of the upper port of the conductive housing 5, and the third bend is closely attached to the inner wall of the conductive housing 5.

[0027] Preferably, the insulating sleeve cover 6 is made of silica gel or TPU material.

[0028] Preferably, the positive electrode sheet 11 is bent to the upper end surface of the lithium battery core 1. The first positive connection end 31 is a strip-shaped metal sheet. The first positive connection end 31 passes through the first through hole 22 and is bent on the bottom surface of the insulating bracket 2. An elastic gasket 8 is provided under the positive electrode sheet 11 to keep the positive electrode sheet 11 in close contact with the first positive connection end 31.

[0029] In the present solution, without wire soldering, as described above, first, the first positive connection terminal 31 provided on the control board 3 for connecting the lithium battery 1 is in contact connection with the positive electrode plate 11 at the upper end of the lithium battery cell 1. The first negative connection terminal 32 of the control board 3 is in conduction contact with the negative electrode plate 12 of the lithium battery cell 1 through the inner wall of the conductive housing 5, thereby realizing the contactless wire soldering connection between the control board 3 and the lithium battery cell 1. The positive battery cap provided on the control board 3 serves as the second positive connection terminal 33, and is in contact connection with the positive pin 41 of the power connection pin of the atomizing core 4 through the fourth through hole 71 of the lower silicone plug 7. In fact, the entire conductive housing 5 serves as the entire second negative connection terminal of the control board 3. Refer to Figure 5 , the negative pin 42 of the atomizing core 5 passes through the edge of the lower silicone plug 7 and contacts the conductive housing 5 to realize conduction of the negative end of the atomizing core 4, thereby realizing the contactless wire soldering connection between the atomizing core 4 and the control board 3.

[0030] The embodiments of the present disclosure have been described above. The above description is exemplary and not exhaustive, and is not limited to the disclosed embodiments. Many modifications and variations are obvious to those of ordinary skill in the art in the technical field without departing from the scope and spirit of the described embodiments. The selection of the terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technologies in the market, or to enable other ordinary technical personnel in the technical field to understand the embodiments disclosed herein.

Claims

1. An electronic cigarette battery assembly without welding wires, characterized in that: include: A lithium battery cell (1), wherein the lithium battery cell (1) is a cylindrical battery cell, a positive electrode sheet (11) is provided at the upper end of the lithium battery cell (1), and a negative electrode sheet (12) is provided at the lower end of the lithium battery cell (1); An insulating bracket (2), wherein an installation slot (21) is provided on the upper surface of the insulating bracket (2), and a first through hole (22) is provided on the installation slot (21) extending from top to bottom; A control board (3), wherein a microphone sensor and an electronic cigarette microphone sensing control circuit are provided at the bottom layer of the control board (3), and the electronic cigarette microphone sensing control circuit is connected to a first positive electrode connection terminal (31) and a first negative electrode connection terminal (32) of the lithium battery cell in a contact manner, and the electronic cigarette microphone sensing control circuit is connected to a second positive electrode connection terminal (33) and a second negative electrode connection terminal of the electronic cigarette microphone sensing control circuit in a contact manner to the positive and negative electrodes of the electronic cigarette atomization core (4), and the first positive electrode connection terminal (31) passes through the first through hole (22) and is in contact with the positive electrode sheet (11); A conductive shell (5), the conductive shell (5) is sleeved outside the lithium battery cell (1), and the conductive shell (5) conducts electricity between the negative electrode sheet (12) and the first negative electrode connection terminal (32).

2. The electronic cigarette battery assembly without welding wire according to claim 1, characterized in that: The control board (3) is provided with a second through hole (331) that runs through from top to bottom. The second through hole (331) is a copper-plated hole. A second positive electrode connection terminal (33) is provided on the opening of the top surface of the control board (3) corresponding to the second through hole (331). The second positive electrode connection terminal (33) is a positive battery cap. The positive battery cap is provided with a third through hole (332).

3. The electronic cigarette battery assembly without welding wire according to claim 2, characterized in that: The first negative electrode connection end (32) is a strip-shaped metal sheet. The first negative electrode connection end (32) is bent vertically downward from the outer edge of the control board (3), then bent horizontally for a second time, and then bent vertically upward for a third time to form a clamp (321).

4. The electronic cigarette battery assembly without welding wire according to claim 3, characterized in that: An insulating sleeve (6) is disposed on the control board (3), and a fourth through hole (61) is disposed on the insulating sleeve (6) for exposing the positive battery cap. The insulating sleeve (6) covers the control board (3) and the insulating bracket (2) therein, and the side wall of the insulating sleeve (6) is inserted into the clamping opening (321).

5. The electronic cigarette battery assembly without welding wire according to claim 4, characterized in that: The bottom or side wall of the conductive shell (5) is provided with an air inlet hole (51), the control board (3) is arranged on the insulating bracket (2), and the control board (3) and the insulating bracket (2) are fixed by sleeve-mounting an insulating cover (6), and then docked with the upper end of the lithium battery cell (1), and then the whole is placed in the conductive shell (5), the outer wall of the insulating cover (6) is tightly connected with the inner wall of the upper port of the conductive shell (5), and the third bend is tightly attached to the inner wall of the conductive shell (5).

6. The electronic cigarette battery assembly without welding wire according to claim 4, characterized in that: The insulating sleeve cover (6) is made of silicone or TPU material.

7. The electronic cigarette battery assembly without welding wire according to claim 1, characterized in that: The positive electrode sheet (11) is bent onto the upper end surface of the lithium battery cell (1); the first positive electrode connection end (31) is a strip of metal sheet; the first positive electrode connection end (31) passes through the first through hole (22) and is bent onto the bottom surface of the insulating bracket (2); an elastic gasket (8) is provided under the positive electrode sheet (11) to keep the positive electrode sheet (11) in close contact with the first positive electrode connection end (31).

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