CN216054990U

CN216054990U - Anti-corrosion battery box

Info

Publication number: CN216054990U
Application number: CN202122638529.4U
Authority: CN
Inventors: 陈小军
Original assignee: Foshan Leineng Energy Technology Co ltd
Current assignee: Foshan Leineng Energy Technology Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-03-15
Anticipated expiration: 2031-11-01

Abstract

The utility model discloses an anti-corrosion battery box which comprises a box body and a sealing cover, wherein a sealing groove is formed in the top of the box body, a sealing mechanism is arranged at the bottom of the sealing cover, the sealing mechanism comprises a sealing ring matched with the sealing groove, an installation groove is formed in the bottom of the sealing cover, a fixed plate is fixedly connected to the top of the inner wall of the installation groove, a first movable rod is rotatably connected to the bottom of the fixed plate, and a second movable rod is rotatably connected to the bottom end of the first movable rod. This anticorrosion battery case, the bottom of closing cap is provided with sealing mechanism, sets up the sealing washer between closing cap and box body to drive the connecting plate through the spring and extrude the sealing washer, make more inseparabler that sealing washer and seal groove are connected, the leakproofness is better, and can compensate the elasticity that the sealing washer loses, the life of extension sealing washer prevents that outside moisture etc. from getting into the box body, avoids corroding inside battery.

Description

Anti-corrosion battery box

Technical Field

The utility model relates to the technical field of battery boxes, in particular to an anti-corrosion battery box.

Background

Lithium batteries are batteries which use lithium metal or lithium alloy as positive and negative electrode materials and use non-aqueous electrolyte solution, and have very high requirements on the environment due to the very active chemical characteristics of lithium metal, so that the lithium batteries become the mainstream along with the development of scientific technology, and can be roughly divided into two types: lithium metal batteries are generally rechargeable batteries using manganese dioxide as a positive electrode material, metallic lithium or an alloy metal thereof as a negative electrode material, and a nonaqueous electrolyte solution, and have small power and low voltage, and therefore, when used as power sources for electric vehicles, electric tools, communication equipment, and the like, the lithium metal batteries are packed in groups and placed in battery cases.

New forms of energy lithium cell is placed behind the battery case, and the top closing cap is fixed through screw and box body, seals the lithium cell in the battery case, nevertheless because the leakproofness is relatively poor between closing cap and the box body, inside battery is corroded easily for a long time to easy invasion battery cases such as outside moisture, causes the battery to damage.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an anti-corrosion battery box, which solves the problem that the battery is damaged because the sealing property between a sealing cover and a box body is poor, external moisture and the like easily invade the battery box, and the internal battery is easily corroded for a long time.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an anticorrosion battery case, includes box body and closing cap, the seal groove has been seted up at the top of box body, the bottom of closing cap is provided with sealing mechanism.

Sealing mechanism includes the sealing washer with seal groove looks adaptation, the mounting groove has been seted up to the bottom of closing cap, and the top fixedly connected with fixed plate of mounting groove inner wall, the bottom of fixed plate is rotated and is connected with first movable rod, and the bottom of first movable rod rotates and is connected with the second movable rod, the one end that first movable rod was kept away from to the second movable rod rotates and is connected with the connecting plate, and the bottom of connecting plate and the top fixed connection of sealing washer, the equal fixedly connected with installation pole in one side that first movable rod is relative with the second movable rod, two fixedly connected with spring between the relative one side in installation pole surface.

Preferably, equal fixedly connected with riser between the both sides at box body inner wall bottom and the both sides at top, and fixedly connected with places the board between the left side of riser and the inner wall of box body.

Preferably, the surface of the vertical plate is provided with a through groove, and the through groove is positioned above the placing plate.

Preferably, the box body comprises a waterproof layer, a base layer and an insulating layer, wherein the inner wall of the waterproof layer is bonded with the outer surface of the base layer, and the inner wall of the base layer is bonded with the outer surface of the insulating layer.

Preferably, the top of box body both sides all fixedly connected with mounting panel, the bottom of closing cap passes through the top threaded connection of screw and box body.

Preferably, the threaded end of the screw extends through the cover and below the mounting plate.

Advantageous effects

The utility model provides an anti-corrosion battery case. Compared with the prior art, the method has the following beneficial effects:

(1) this anticorrosion battery case is provided with sealing mechanism through the bottom of closing cap, sets up the sealing washer between closing cap and box body to drive the connecting plate through the spring and extrude the sealing washer, make more inseparabler that sealing washer and seal groove are connected, the leakproofness is better, and can compensate the elasticity that the sealing washer loses, the life of extension sealing washer prevents that outside moisture etc. from getting into the box body, avoids corroding inside battery.

(2) This anticorrosion battery case, through equal fixedly connected with riser between the both sides at both sides and the top of box body inner wall bottom, and fixedly connected with places the board between the left side of riser and the inner wall of box body, and logical groove has been seted up on the surface of riser, places the board in the inside both sides setting of box body, deposits the drier on placing the board, can absorb the moisture and get rid of, avoids corroding the inside part of box body, the life of extension battery.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion of the utility model at A in FIG. 2;

fig. 4 is a cross-sectional view of the cartridge structure of the present invention.

In the figure: the sealing structure comprises a box body 1, a waterproof layer 11, a base layer 12, an insulating layer 13, a sealing cover 2, a sealing groove 3, a sealing mechanism 4, a sealing ring 41, a mounting groove 42, a fixing plate 43, a first movable rod 44, a second movable rod 45, a connecting plate 46, a mounting rod 47, a spring 48, a vertical plate 5, a placing plate 6, a through groove 7, a mounting plate 8 and a screw 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an anticorrosion battery case, includes box body 1 and closing cap 2, and seal groove 3 has been seted up at the top of box body 1, and the bottom of closing cap 2 is provided with sealing mechanism 4.

Sealing mechanism 4 includes sealing washer 41 with 3 looks adaptations of seal groove, sealing washer 41 is removable, guarantee elasticity, sealing washer 41 is made for the rubber material, mounting groove 42 has been seted up to the bottom of closing cap 2, and the top fixedly connected with fixed plate 43 of mounting groove 42 inner wall, the bottom of fixed plate 43 is rotated and is connected with first movable rod 44, and the bottom of first movable rod 44 is rotated and is connected with second movable rod 45, the one end that first movable rod 44 was kept away from to second movable rod 45 is rotated and is connected with connecting plate 46, and the bottom of connecting plate 46 and sealing washer 41's top fixed connection, the equal fixedly connected with installation pole 47 in one side that first movable rod 44 and second movable rod 45 are relative, fixedly connected with spring 48 between the relative one side in two installation pole 47 surfaces, spring 48 is removable, guarantee elasticity.

The bottom of the box body 1 is in threaded connection with the top of the box body 1 through a screw 9, a threaded end of the screw 9 penetrates through the sealing cover 2 and extends to the lower part of the mounting plate 8, the parts of the device not involved are the same as or can be implemented using prior art.

When the lithium battery is used, the lithium battery is placed in the box body 1, the sealing cover 2 is fixed with the mounting plate 8 at the top of the box body 1 through the screw 9, when the sealing cover 2 is fixed, the sealing ring 41 enters the sealing groove 3, the sealing ring 41 is extruded and moves towards the mounting groove 42 to drive the connecting plate 46 to move upwards, the first movable rod 44 and the second movable rod 45 move relatively, and the spring 48 is extruded at the same time, under the reaction force of the spring 48, the sealing ring 41 is connected with the sealing groove 3 more tightly, the sealing performance is better, and the spring 48 can compensate the lost elasticity of the sealing ring 41, prolong the service life of the sealing ring 41, deposit the drier on 6 through placing the board towards 1 both sides of box body, can absorb the moisture and get rid of, avoid corroding the inside part of box body 1, waterproof layer 11 makes 1 waterproof nature of box body better, and the electric current of avoiding the lithium cell in the setting of insulating layer 13 causes the damage to box body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anticorrosion battery box, includes box body (1) and closing cap (2), its characterized in that: the top of the box body (1) is provided with a sealing groove (3), and the bottom of the sealing cover (2) is provided with a sealing mechanism (4);

sealing mechanism (4) include with sealing washer (41) of seal groove (3) looks adaptation, mounting groove (42) have been seted up to the bottom of closing cap (2), and the top fixedly connected with fixed plate (43) of mounting groove (42) inner wall, the bottom of fixed plate (43) is rotated and is connected with first movable rod (44), and the bottom of first movable rod (44) rotates and is connected with second movable rod (45), the one end that first movable rod (44) were kept away from in second movable rod (45) rotates and is connected with connecting plate (46), and the bottom of connecting plate (46) and the top fixed connection of sealing washer (41), equal fixedly connected with installation pole (47), two in one side that first movable rod (44) and second movable rod (45) are relative fixedly connected with installation pole (47) between one side that the surface is relative fixedly connected with spring (48).

2. A corrosion-resistant battery case according to claim 1, wherein: equal fixedly connected with riser (5) between the both sides of box body (1) inner wall bottom and the both sides at top, and fixedly connected with places board (6) between the left side of riser (5) and the inner wall of box body (1).

3. A corrosion-resistant battery case according to claim 2, wherein: a through groove (7) is formed in the surface of the vertical plate (5), and the through groove (7) is located above the placing plate (6).

4. A corrosion-resistant battery case according to claim 1, wherein: the box body (1) comprises a waterproof layer (11), a base layer (12) and an insulating layer (13), wherein the inner wall of the waterproof layer (11) is bonded with the outer surface of the base layer (12), and the inner wall of the base layer (12) is bonded with the outer surface of the insulating layer (13).

5. A corrosion-resistant battery case according to claim 1, wherein: the top of box body (1) both sides is equal fixedly connected with mounting panel (8), the top threaded connection of screw (9) and box body (1) is passed through to the bottom of closing cap (2).

6. A corrosion-resistant battery case according to claim 5, wherein: the threaded end of the screw (9) penetrates through the sealing cover (2) and extends to the lower part of the mounting plate (8).