CN212934792U

CN212934792U - Lithium ion battery with detachable structure

Info

Publication number: CN212934792U
Application number: CN202021846938.2U
Authority: CN
Inventors: 谢辉; 谢俊
Original assignee: Dongguan Bochuang Energy Co ltd
Current assignee: Dongguan Bochuang Energy Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-04-09
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a lithium ion battery with detachable structure, including lid and battery case, the user joints the stopper of lid with one side of battery case, slide the locating lever into the spout, the inclined plane of locating lever contacts with the fixture block and pushes the fixture block towards the inner wall of installation block, at this moment the spring compresses gradually, continue to slide the locating lever into the innermost of spout, the upper end of fixture block is jointed in the inside of draw-in groove, the spring resets, can complete the installation of battery case and lid, easy to operate, when disassembling the battery, press the elastic membrane inwards to make the L-shaped block run through the locating groove, continue to press to make the L-shaped block push the fixture block to move inwards to make the fixture block leave the draw-in groove, at this moment the locating lever rebounds and contacts with the L-shaped block, loosen the elastic membrane, make it leave the locating groove, can take out the locating lever, convenient to detach, excellent in use effect.

Description

Lithium ion battery with detachable structure

Technical Field

The utility model relates to a lithium ion battery technical field specifically is a lithium ion battery with detachable construction.

Background

A lithium ion battery is a type of secondary battery that mainly operates by movement of lithium ions between a positive electrode and a negative electrode. During charging and discharging, Li + is inserted and extracted back and forth between two electrodes: during charging, Li + is extracted from the positive electrode and is inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; the opposite is true during discharge.

Current lithium ion battery all is fixed, can't dismantle, and it is comparatively troublesome to overhaul when inside breaks down, and the result of use is not good.

To the above problem, the utility model provides a lithium ion battery with detachable construction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium ion battery with detachable construction possesses the installation of being convenient for, convenient to detach's advantage to the problem in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium ion battery with a detachable structure comprises a cover body and a battery shell, wherein the cover body is arranged on one side of the battery shell and comprises a through hole, a limiting block and a positioning rod, the through hole is formed in the outer surface of the cover body, the limiting block is arranged on the inner wall of the cover body, and the positioning rod is fixedly arranged on the inner wall of the cover body;

battery case is including heat dissipation fan, joint spare, battery body, fixed establishment, installation mechanism and spout, and the heat dissipation fan sets up the upper surface at battery case, and joint spare fixed mounting is at battery case's surface, and battery body fixed mounting is in battery case's inside, and one end is connected with the through-hole electricity, and fixed establishment fixed mounting is at battery body's surface, and sets up the inside at battery case, and installation mechanism fixed mounting is at battery case's inner wall, and relative with joint spare, the spout sets up the surface at battery case, and with the locating lever phase-match.

Preferably, the locating lever includes inclined plane, constant head tank and draw-in groove, and the inclined plane setting is in the one end of locating lever, constant head tank and locating lever through connection, and the draw-in groove setting is at the lower extreme of constant head tank.

Preferably, the fixing mechanism comprises a clamping piece and a bayonet, the clamping piece is arranged inside the battery shell, and the bayonet is processed on the outer surface of the clamping piece and matched with the outer surface of the battery body.

Preferably, the joint spare includes elastic membrane and L-shaped piece, and the elastic membrane setting is at the surface of joint spare, the inner wall fixed connection of one end and elastic membrane of L-shaped piece, the other end and constant head tank phase-match.

Preferably, installation mechanism includes installation piece, cavity, firm piece, spring and fixture block, and installation piece fixed mounting is in battery case's inner wall, and the cavity setting is in the inside of installation piece, and firm piece fixed mounting is at the both ends of fixture block, the one end and the firm piece fixed connection of spring, and set up in the inside of cavity.

Preferably, one end of the clamping block, which is far away from the spring, is matched with the clamping groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a pair of lithium ion battery with detachable construction, the user places battery body and bayonet socket through connection in battery case's inside with the fastener again, is convenient for fix battery body in battery case's inside, and is fixed effectual.

2. The utility model provides a pair of lithium ion battery with detachable construction, with the stopper of lid and one side joint of battery case, slide the locating lever into the spout, the inclined plane and the fixture block contact of locating lever and with the fixture block toward the inner wall promotion of installation piece, the spring compresses gradually this moment, continues to slide the locating lever into the innermost of spout, the upper end joint of fixture block is in the inside of draw-in groove, the spring resets, can accomplish battery case and lid installation, easy operation.

3. The utility model provides a pair of lithium ion battery with detachable construction when dismantling the battery, presses down the elastic membrane to inside and makes the L-shaped piece run through the constant head tank, continues to press down and makes the L-shaped piece promote the fixture block to inside activity makes the fixture block leave the draw-in groove, this moment the locating lever kick-backs and contacts with L-shaped piece, loosens the elastic membrane, makes it leave the constant head tank, can take out the locating lever, can separate lid and battery case, convenient to detach, excellent in use effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an opening view of the cover body of the present invention;

fig. 3 is a cross-sectional view of the present invention;

FIG. 4 is a schematic view of the positioning rod of the present invention;

fig. 5 is a schematic structural view of the fixing mechanism of the present invention;

fig. 6 is an enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a cover body; 11. a through hole; 12. a limiting block; 13. positioning a rod; 131. a bevel; 132. positioning a groove; 133. a card slot; 2. a battery case; 21. a heat dissipation fan; 22. a clamping piece; 221. an elastic film; 222. an L-shaped block; 23. a battery body; 24. a fixing mechanism; 241. a fastener; 242. a bayonet; 25. an installation mechanism; 251. mounting blocks; 252. a cavity; 253. a stabilizing block; 254. a spring; 255. a clamping block; 26. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, a lithium ion battery with a detachable structure includes a cover body 1 and a battery housing 2, the cover body 1 is disposed on one side of the battery housing 2, the cover body 1 includes a through hole 11, a limiting block 12 and a positioning rod 13, the through hole 11 is disposed on the outer surface of the cover body 1, the limiting block 12 is disposed on the inner wall of the cover body 1, and the positioning rod 13 is fixedly mounted on the inner wall of the cover body 1; battery case 2 includes heat dissipation fan 21, joint spare 22, battery body 23, fixed establishment 24, installation mechanism 25 and spout 26, heat dissipation fan 21 sets up the upper surface at battery case 2, joint spare 22 fixed mounting is at battery case 2's surface, battery body 23 fixed mounting is in battery case 2's inside, and one end is connected with through-hole 11 electricity, 24 fixed mounting of fixed establishment are at battery body 23's surface, and set up the inside at battery case 2, installation mechanism 25 fixed mounting is at battery case 2's inner wall, and it is relative with joint spare 22, spout 26 sets up the surface at battery case 2, and with locating lever 13 phase-match.

Referring to fig. 5, the fixing mechanism 24 includes a clamping piece 241 and a bayonet 242, the clamping piece 241 is disposed inside the battery case 2, the bayonet 242 is processed on the outer surface of the clamping piece 241 and is matched with the outer surface of the battery body 23, and a user connects the battery body 23 and the bayonet 242 through the clamping piece 241 and places the clamping piece 241 inside the battery case 2, so as to fix the battery body 23 inside the battery case 2, thereby achieving a fixing effect.

Referring to fig. 4 and 6, the positioning rod 13 includes an inclined surface 131, a positioning groove 132 and a locking groove 133, the inclined surface 131 is disposed at one end of the positioning rod 13, the positioning groove 132 is connected to the positioning rod 13, the locking groove 133 is disposed at a lower end of the positioning groove 132, the locking member 22 includes an elastic membrane 221 and an L-shaped block 222, the elastic membrane 221 is disposed on an outer surface of the locking member 22, one end of the L-shaped block 222 is fixedly connected to an inner wall of the elastic membrane 221, and the other end is matched with the positioning groove 132, the mounting mechanism 25 includes a mounting block 251, a cavity 252, a stabilizing block 253, a spring 254 and a locking block 255, the mounting block 251 is fixedly mounted on an inner wall of the battery housing 2, the cavity 252 is disposed inside the mounting block 251, the stabilizing block 253 is fixedly mounted at two ends of the locking block 255, one end of the spring 254 is fixedly connected to the stabilizing block, the limiting block 12 of the cover body 1 is clamped with one side of the battery shell 2, the positioning rod 13 slides into the sliding groove 26, the inclined surface 131 of the positioning rod 13 contacts with the clamping block 255 and pushes the clamping block 255 towards the inner wall of the mounting block 251, at the moment, the spring 254 is gradually compressed, the positioning rod 13 continues to slide into the innermost part of the sliding groove 26, the upper end of the clamping block 255 is clamped in the clamping groove 133, the spring 254 is reset, the battery shell 2 and the cover body 1 can be mounted, the operation is simple, when the battery is dismounted, the elastic membrane 221 is pressed inwards to enable the L-shaped block 222 to penetrate through the positioning groove 132, the L-shaped block 222 pushes the clamping block 255 to move inwards to enable the clamping block 255 to leave the clamping groove 133, at the moment, the positioning rod 13 rebounds and contacts with the L-shaped block 222, the elastic membrane 221 is loosened to enable the elastic membrane 221 to leave the positioning, the use effect is good.

In summary, the following steps: the utility model provides a lithium ion battery with detachable construction, the user passes through battery body 23 and bayonet 242 and is connected, again with fastener 241 place in battery case 2, be convenient for fix battery body 23 in battery case 2's inside, fixed effectual, stopper 12 with battery case 2 of lid 1 is blocked, slide locating lever 13 into spout 26, inclined plane 131 and fixture block 255 of locating lever 13 contact and promote fixture block 255 towards the inner wall of installation piece 251, spring 254 compresses gradually at this moment, continue to slide locating lever 13 into the innermost of spout 26, the upper end joint of fixture block 255 is in the inside of draw-in groove 133, spring 254 resets, can accomplish battery case 2 and lid 1 installation, and easy operation, when dismantling the battery, press elastic membrane 221 and make L-shaped piece 222 run through positioning groove 132, continue to press and make L-shaped piece 222 promote fixture block 255 and move about making fixture block 255 leave draw-in groove 133, at this moment, the positioning rod 13 rebounds and contacts with the L-shaped block 222, the elastic film 221 is loosened, the positioning rod 13 is separated from the positioning groove 132, the cover body 1 and the battery shell 2 can be separated, the detachment is convenient, and the using effect is good.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lithium ion battery with detachable construction, includes lid (1) and battery case (2), and lid (1) sets up in one side of battery case (2), its characterized in that: the cover body (1) comprises a through hole (11), a limiting block (12) and a positioning rod (13), the through hole (11) is formed in the outer surface of the cover body (1), the limiting block (12) is arranged on the inner wall of the cover body (1), and the positioning rod (13) is fixedly installed on the inner wall of the cover body (1);

battery case (2) is including heat dissipation fan (21), joint spare (22), battery body (23), fixed establishment (24), installation mechanism (25) and spout (26), heat dissipation fan (21) sets up the upper surface at battery case (2), joint spare (22) fixed mounting is at the surface of battery case (2), battery body (23) fixed mounting is in the inside of battery case (2), and one end is connected with through-hole (11) electricity, fixed establishment (24) fixed mounting is at the surface of battery body (23), and set up the inside at battery case (2), installation mechanism (25) fixed mounting is at the inner wall of battery case (2), and it is relative with joint spare (22), spout (26) set up the surface at battery case (2), and with locating lever (13) phase-match.

2. The lithium ion battery with the detachable structure is characterized in that: the positioning rod (13) comprises an inclined surface (131), a positioning groove (132) and a clamping groove (133), the inclined surface (131) is arranged at one end of the positioning rod (13), the positioning groove (132) is in through connection with the positioning rod (13), and the clamping groove (133) is arranged at the lower end of the positioning groove (132).

3. The lithium ion battery with the detachable structure is characterized in that: the fixing mechanism (24) comprises a clamping piece (241) and a bayonet (242), the clamping piece (241) is arranged inside the battery shell (2), and the bayonet (242) is processed on the outer surface of the clamping piece (241) and is matched with the outer surface of the battery body (23).

4. The lithium ion battery with the detachable structure is characterized in that: the clamping piece (22) comprises an elastic film (221) and an L-shaped block (222), the elastic film (221) is arranged on the outer surface of the clamping piece (22), one end of the L-shaped block (222) is fixedly connected with the inner wall of the elastic film (221), and the other end of the L-shaped block is matched with the positioning groove (132).

5. The lithium ion battery with the detachable structure is characterized in that: the mounting mechanism (25) comprises a mounting block (251), a cavity (252), a stabilizing block (253), a spring (254) and a clamping block (255), the mounting block (251) is fixedly mounted on the inner wall of the battery shell (2), the cavity (252) is arranged in the mounting block (251), the stabilizing block (253) is fixedly mounted at two ends of the clamping block (255), and one end of the spring (254) is fixedly connected with the stabilizing block (253) and arranged in the cavity (252).

6. The lithium ion battery with the detachable structure is characterized in that: one end of the clamping block (255) far away from the spring (254) is matched with the clamping groove (133).