CN212751027U

CN212751027U - Battery steel casing with high strength protection

Info

Publication number: CN212751027U
Application number: CN202022085812.4U
Authority: CN
Inventors: 胡海明; 陈永和; 熊金生
Original assignee: Dongguan Jingwei Hardware Products Co ltd
Current assignee: Dongguan Jingwei Hardware Products Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-03-19
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a battery steel casing with high strength protection, concretely relates to battery steel casing technical field, including shell and cap, the top of shell is provided with the cap, the top of cap is provided with dustproof construction, the inside of shell is provided with prevents falling the structure, four corners of shell bottom and four corners on cap top are provided with the anticollision angle. The utility model discloses a be provided with the sand grip, the silica gel sealing strip, the draw-in groove, fixture block and anticollision angle, place the inside at the shell with the battery, be connected cap and shell, twist the cap hard to the shell direction, form the block structure in the fixture block of cap inner wall overcomes frictional force embedding draw-in groove, make the cap all be difficult for the slippage from all directions, be connected with the shell is firm, the inside recess of sand grip insert the draw-in groove simultaneously, the silica gel sealing strip forms the protection to the junction of shell and cap, the reinforcing leakproofness prevents that inside battery corrosion and the damage of causing of steam infiltration.

Description

Battery steel casing with high strength protection

Technical Field

The utility model relates to a battery steel casing technical field specifically is a battery steel casing with high strength protection.

Background

The battery is installed inside all kinds of electrical apparatus, provides stable voltage and power, has brought a great deal of facility for people's daily life, along with the manufacturing technology of battery more and more flourishing, and more electric energy also can be stored to the battery of littleer volume, and placing and installing of battery need provide a relatively stable environment, make the battery avoid colliding with and extrude as far as possible, prevent that the battery pressurized deformation from causing the weeping.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:

(1) the traditional battery steel shell is inconvenient to install and insufficient in sealing property, and water vapor is easy to permeate into the battery shell to corrode;

(2) the traditional battery steel shell is not internally provided with a buffer, so that the battery shell is easy to deform and leak when being collided and extruded;

(3) the traditional battery steel shell electrode interface is easy to have the infiltration of dust steam, and the battery is arranged and is externally connected and easy to contact badly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery steel casing with high strength protection to it is inconvenient to propose the installation in solving above-mentioned background art, and the leakproofness is not enough, and steam easily permeates the inside problem that causes the corruption of battery case.

In order to achieve the above object, the utility model provides a following technical scheme: a battery steel shell with high-strength protection comprises a shell and a shell cover, wherein the shell cover is arranged at the top end of the shell, a dustproof structure is arranged at the top end of the shell cover, an anti-falling structure is arranged in the shell, anti-collision corners are arranged at four corners of the bottom end of the shell and four corners of the top end of the shell cover, and a connecting structure is arranged between the shell and the shell cover;

the connecting structure comprises a convex strip, the convex strip is arranged at the edge of the bottom end of the shell cover, a silica gel sealing strip is arranged at the edge of the top end of the shell, a groove is formed in the inside of the silica gel sealing strip, the convex strip is embedded in the groove, a clamping block is arranged in the inside of the bottom end of the shell cover, a clamping groove is formed in the outside of the top end of the shell, and the clamping block is embedded in the clamping groove.

Preferably, the clamping block is connected with the clamping groove in an inverted F-shaped clamping manner.

Preferably, dustproof construction comprises mounting groove, shield, electrode interface and waterproof rubber circle, the electrode interface sets up the both sides on cap top, the outside of electrode interface is provided with waterproof rubber circle, the outside of electrode interface is provided with the mounting groove, the inside shield that is provided with of mounting groove, the inner wall of mounting groove is provided with the external screw thread, the inside of shield is provided with the internal thread, the shield is threaded connection with the mounting groove.

Preferably, the dustproof covers are provided with two groups and are symmetrically distributed about a vertical center line of the shell cover.

Preferably, prevent falling the structure and constitute by backup pad, first stationary blade, spring and second stationary blade, the backup pad sets up the inside at the shell, fixedly connected with second stationary blade around the backup pad, first stationary blade fixed connection is in the both sides and the bottom of shell inner wall, be provided with the spring between first stationary blade and the second stationary blade.

Preferably, the springs are evenly distributed around the support plate.

Compared with the prior art, the beneficial effects of the utility model are that: the battery steel shell with high-strength protection not only realizes quick installation and strong sealing performance, realizes difficult collision, falling and deformation, but also realizes interface protection;

(1) the battery is placed in the shell through the convex strips, the silica gel sealing strips, the clamping grooves, the clamping blocks and the collision-proof angles, the shell cover is connected with the shell, the shell cover is screwed to the shell direction forcibly, the clamping blocks on the inner wall of the shell cover overcome friction force and are embedded into the clamping grooves to form a clamping structure, so that the shell cover is not easy to slip from all directions and is stably connected with the shell, meanwhile, the convex strips are inserted into the grooves in the clamping grooves, the silica gel sealing strips form protection on the joint of the shell and the shell cover, the sealing performance is enhanced, and the corrosion and the damage of the battery caused by the;

(2) the battery is supported by the supporting plate after being placed into the shell through the supporting plate, the spring can form buffering between the shell and the supporting plate if the shell is collided or extruded due to external impact, so that impact on the battery is reduced from the inside, potential safety hazards caused by deformation and leakage of the battery are prevented, four corners of the shell and four corners of the shell cover are protected from the outside through the anti-collision corners, the anti-falling capacity of the shell is enhanced, and high-strength protection is formed by internal and external matching;

(3) through being provided with mounting groove, shield, electrode interface and waterproof rubber circle, the shield forms threaded connection with the mounting groove, protects two sets of electrode interfaces, prevents dust, steam etc. entering electrode interface before the battery installation or when idle, and waterproof rubber circle makes to connect inseparabler, and the battery still can place new battery after arriving life like this, guarantees recycling and does not damage the electrode interface, avoids contact failure.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the top view structure of the silica gel sealing strip of the present invention;

FIG. 3 is a schematic view of the front view partial section structure of the dustproof structure of the present invention;

fig. 4 is a schematic front view of the structure of the present invention.

In the figure: 1. a housing; 2. a shell cover; 3. a dust-proof structure; 301. mounting grooves; 302. a dust cover; 303. an electrode interface; 304. a waterproof rubber ring; 4. a convex strip; 5. a silica gel sealing strip; 6. a card slot; 7. a clamping block; 8. a fall-resistant structure; 801. a support plate; 802. a first fixing sheet; 803. a spring; 804. a second fixing sheet; 9. an anti-collision angle; 10. and (4) a groove.

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.

Example 1: referring to fig. 1-4, a battery steel shell with high strength protection comprises a shell 1 and a shell cover 2, wherein the top end of the shell 1 is provided with the shell cover 2, the top end of the shell cover 2 is provided with a dustproof structure 3, an anti-falling structure 8 is arranged inside the shell 1, four corners of the bottom end of the shell 1 and four corners of the top end of the shell cover 2 are provided with anti-collision corners 9, and a connecting structure is arranged between the shell 1 and the shell cover 2;

referring to fig. 1-4, a battery steel shell with high strength protection further comprises a connecting structure, the connecting structure comprises a convex strip 4, the convex strip 4 is arranged at the edge of the bottom end of the shell cover 2, a silica gel sealing strip 5 is arranged at the edge of the top end of the shell 1, a groove 10 is arranged inside the silica gel sealing strip 5, the convex strip 4 is embedded inside the groove 10, a clamping block 7 is arranged inside the bottom end of the shell cover 2, a clamping groove 6 is arranged outside the top end of the shell 1, and the clamping block 7 is embedded inside the clamping groove 6;

the clamping block 7 is clamped and connected with the clamping groove 6 in an inverted F shape;

specifically, as shown in fig. 1, fig. 2 and fig. 4, place the battery in the inside of shell 1, be connected cap 2 with shell 1, twist cap 2 hard to shell 1 direction, the fixture block 7 of cap 2 inner wall overcomes frictional force and forms the block structure in embedding draw-in groove 6, make cap 2 all be difficult for the slippage from all directions, be connected with shell 1 is firm, the inside recess 10 of draw-in groove 6 is inserted to sand grip 4 simultaneously, silica gel sealing strip 5 forms the protection to the junction of shell 1 and cap 2, the reinforcing leakproofness, prevent that inside battery corrosion and the damage of causing of steam infiltration.

Example 2: the dustproof structure 3 consists of a mounting groove 301, a dustproof cover 302, an electrode interface 303 and waterproof rubber rings 304, the electrode interface 303 is arranged on two sides of the top end of the shell cover 2, the waterproof rubber rings 304 are arranged on the outer side of the electrode interface 303, the mounting groove 301 is arranged outside the electrode interface 303, the dustproof cover 302 is arranged inside the mounting groove 301, external threads are arranged on the inner wall of the mounting groove 301, internal threads are arranged inside the dustproof cover 302, and the dustproof cover 302 is in threaded connection with the mounting groove 301;

the two groups of dust covers 302 are arranged and are symmetrically distributed about the vertical center line of the shell cover 2;

specifically, as shown in fig. 1 and 3, the dust cap 302 and the mounting groove 301 form a threaded connection to protect the two sets of electrode interfaces 303, so that dust, water vapor and the like are prevented from entering the electrode interfaces 303 before or during the idle installation of the battery, the waterproof rubber ring 304 enables the connection to be tighter, a new battery can still be placed after the battery reaches the service life, the repeated recycling is ensured without damaging the electrode interfaces 303, and poor contact is avoided.

Example 3: the anti-falling structure 8 comprises a support plate 801, a first fixing piece 802, a spring 803 and a second fixing piece 804, wherein the support plate 801 is arranged inside the shell 1, the second fixing piece 804 is fixedly connected to the periphery of the support plate 801, the first fixing piece 802 is fixedly connected to the two sides and the bottom end of the inner wall of the shell 1, and the spring 803 is arranged between the first fixing piece 802 and the second fixing piece 804;

the springs 803 are evenly distributed around the support plate 801;

specifically, as shown in fig. 1, the battery is supported by the supporting plate 801 after being put into the shell 1, if the shell 1 receives external impact, the impact or the extrusion is caused, the spring 803 can form a buffer between the shell 1 and the supporting plate 801, the impact received by the battery is reduced from the inside, the potential safety hazard caused by the deformation and leakage of the battery is prevented, the four corners of the shell 1 and the shell cover 2 are protected from the outside by the anti-collision corners 9, the anti-falling capacity of the shell 1 is enhanced, and the inside and outside cooperation forms high-strength protection.

The working principle is as follows: the utility model discloses when using, at first, place the battery in the inside of shell 1, be connected cap 2 and shell 1, twist soon cap 2 hard to 1 direction of shell, form the block structure in the fixture block 7 of 2 inner walls of cap overcomes frictional force embedding draw-in groove 6, make cap 2 all be difficult for the slippage from all directions, be connected with 1 firm shell, sand grip 4 inserts the inside recess 10 of draw-in groove 6 simultaneously, silica gel sealing strip 5 forms the protection to the junction of shell 1 with cap 2, strengthen the leakproofness, prevent that inside battery corrosion and the damage of leading to the fact of steam infiltration.

Afterwards, the battery is put into behind the shell 1 and is supported by backup pad 801, if shell 1 receives outside striking, causes to collide with or extrude, spring 803 can form the buffering between shell 1 and backup pad 801, reduces the impact that the battery received from inside, prevents the potential safety hazard that the battery warp the weeping and cause, and crashproof angle 9 protects shell 1 and the four corners of cap 2 from the outside, strengthens the ability of falling of shell 1, and interior outer cooperation forms the high strength protection.

Finally, shield 302 and mounting groove 301 form threaded connection, protect two sets of electrode interface 303, prevent before the battery installation or when idle that dust, steam etc. from getting into electrode interface 303, waterproof rubber circle 304 makes and connects inseparabler, still can place new battery after the battery reaches life like this, guarantees used repeatedly and does not damage electrode interface 303, avoids contact failure.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a battery steel casing with high strength protection, includes shell (1) and cap (2), its characterized in that: a shell cover (2) is arranged at the top end of the shell (1), a dustproof structure (3) is arranged at the top end of the shell cover (2), an anti-falling structure (8) is arranged inside the shell (1), anti-collision corners (9) are arranged at four corners of the bottom end of the shell (1) and four corners of the top end of the shell cover (2), and a connecting structure is arranged between the shell (1) and the shell cover (2);

connection structure includes sand grip (4), sand grip (4) set up the edge in cap (2) bottom, the edge on shell (1) top is provided with silica gel sealing strip (5), the inside of silica gel sealing strip (5) is provided with recess (10), sand grip (4) are inlayed inside recess (10), the inside setting of cap (2) bottom has fixture block (7), the outside on shell (1) top is provided with draw-in groove (6), the inside at draw-in groove (6) is inlayed in fixture block (7).

2. The steel battery shell with high-strength protection according to claim 1, characterized in that: the clamping block (7) is connected with the clamping groove (6) in an inverted F-shaped clamping manner.

3. The steel battery shell with high-strength protection according to claim 1, characterized in that: dustproof construction (3) comprise mounting groove (301), shield (302), electrode interface (303) and waterproof rubber circle (304), electrode interface (303) set up the both sides on cap (2) top, the outside of electrode interface (303) is provided with waterproof rubber circle (304), the outside of electrode interface (303) is provided with mounting groove (301), mounting groove (301) inside is provided with shield (302), the inner wall of mounting groove (301) is provided with the external screw thread, the inside of shield (302) is provided with the internal thread, shield (302) is threaded connection with mounting groove (301).

4. The steel battery shell with high-strength protection according to claim 3, characterized in that: the two groups of dust covers (302) are arranged and are symmetrically distributed around the vertical center line of the shell cover (2).

5. The steel battery shell with high-strength protection according to claim 1, characterized in that: prevent falling structure (8) and constitute by backup pad (801), first stationary blade (802), spring (803) and second stationary blade (804), backup pad (801) set up the inside at shell (1), fixedly connected with second stationary blade (804) around backup pad (801), first stationary blade (802) fixed connection is in the both sides and the bottom of shell (1) inner wall, be provided with spring (803) between first stationary blade (802) and second stationary blade (804).

6. The steel battery shell with high-strength protection according to claim 5, characterized in that: the springs (803) are evenly distributed around the support plate (801).