CN219163474U

CN219163474U - Rust-resistant battery steel casing

Info

Publication number: CN219163474U
Application number: CN202223530523.6U
Authority: CN
Inventors: 陆祖荣
Original assignee: Wuxi Lida Metal Products Co ltd
Current assignee: Wuxi Lida Metal Products Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-09
Anticipated expiration: 2032-12-28

Abstract

The application relates to the field of batteries, discloses a rust-resistant battery steel shell, and it is established at the outside first battery section of thick bamboo of battery core and the outside second battery section of thick bamboo of cover at first battery section of thick bamboo including the cover, is provided with adsorption component between first battery section of thick bamboo and the second battery section of thick bamboo, and first battery section of thick bamboo and second battery section of thick bamboo opening part all are provided with the sealing washer, and first battery section of thick bamboo and second battery section of thick bamboo all are with sealing washer sealing connection. This application has the effect that reduces the battery steel casing and appear the corrosion possibility.

Description

Rust-resistant battery steel casing

Technical Field

The application relates to the field of batteries, in particular to a rust-proof battery steel shell.

Background

The battery refers to a cup, a tank or other container or a part of a space of a composite container which contains electrolyte solution and metal electrodes to generate current, and a device capable of converting chemical energy into electric energy is provided with a positive electrode and a negative electrode.

At present, the battery core is generally placed inside the battery steel shell, so that the battery steel shell protects the battery core, but the existing battery steel shell is easy to contact with external water vapor, and the battery steel shell is corroded.

In view of the above-mentioned related art, the inventors believe that the battery steel can which is rusted is liable to gradually decay, so that the electrolyte inside the battery core leaks out of the battery steel can, and there is a defect that the service life of the battery is reduced.

Disclosure of Invention

In order to reduce the possibility of corrosion of the battery steel shell, the application provides a corrosion-resistant battery steel shell.

The application provides a rust-resistant battery steel casing adopts following technical scheme:

the utility model provides a rust-resistant battery steel casing, establishes at the outside first battery section of thick bamboo of battery core and the outside second battery section of thick bamboo of cover at first battery section of thick bamboo including the cover, first battery section of thick bamboo with be provided with adsorption component between the second battery section of thick bamboo, first battery section of thick bamboo with second battery section of thick bamboo opening part all is provided with the sealing washer, first battery section of thick bamboo with second battery section of thick bamboo all with sealing washer sealing connection.

Through adopting above-mentioned technical scheme, adsorb through the absorption subassembly to the steam between first battery section of thick bamboo and the second battery section of thick bamboo, make between first battery section of thick bamboo and the second battery section of thick bamboo be in dry state for a long time, and then, reduce the possibility that first battery section of thick bamboo lateral wall and the second battery section of thick bamboo inside wall appear rusting; the second battery section of thick bamboo protects first battery section of thick bamboo, when the battery receives the striking, reduces the possibility that first battery section of thick bamboo breaks, has further reduced the inside liquid of battery core and has flowed out first battery section of thick bamboo to the possibility to first battery section of thick bamboo corruption corrosion.

Optionally, the adsorption component includes a plurality of adsorption rings disposed on the sidewall of the inner sidewall of the second battery tube, a plurality of adsorption rings are arranged along the length direction of the second battery tube, and each adsorption ring is sleeved outside the first battery tube.

By adopting the technical scheme, the adsorption ring adsorbs water vapor between the outer side wall of the first battery cylinder and the inner side wall of the second battery cylinder; the adsorption ring supports and positions the first battery barrel, so that the possibility that the first battery barrel shakes in the radial direction inside the second battery barrel is reduced.

Optionally, the adsorption component further comprises a sealing rubber pad arranged on each adsorption ring, the sealing rubber pad is located on one side, close to the first battery cylinder, of the adsorption ring, and each sealing rubber pad is abutted against the side wall of the first battery cylinder.

By adopting the technical scheme, the sealing rubber pad forces the gas between the outer side wall of the first battery cylinder and the inner side wall of the second battery cylinder to circulate through the adsorption ring, so that the adsorption ring is convenient for absorbing water vapor in the gas; when the battery is impacted, the sealing rubber cushion buffers the first battery cylinder and the second battery cylinder, so that the possibility of damage to the first battery cylinder and the second battery cylinder is reduced.

Optionally, a chamfer is arranged on the side wall of the top of the inner ring of the sealing rubber pad.

Through adopting above-mentioned technical scheme, when first battery section of thick bamboo is placed inside the second battery section of thick bamboo, the chamfer is led first battery section of thick bamboo, and then, is convenient for first battery section of thick bamboo to place into inside the second battery section of thick bamboo.

Optionally, each sealing rubber pad is close to one side of the first battery cylinder and is provided with a plurality of limiting grooves, each limiting groove penetrates through the sealing rubber pad, the outer side wall of the first battery cylinder is provided with a plurality of limiting rods, the limiting rods are in one-to-one correspondence with the limiting grooves, and the limiting rods are in plug-in fit with the limiting grooves.

Through adopting above-mentioned technical scheme, the spacing groove carries out spacingly through the gag lever post to first battery section of thick bamboo, has reduced first battery section of thick bamboo and second battery section of thick bamboo and has taken place relative rotation's possibility along circumference.

Optionally, the stop lever is last to have seted up the locking groove, the inside locking subassembly that is provided with of locking groove, the locking subassembly is including arranging in locking piece and the locking spring of locking inslot portion, locking spring's one end and the vertical lateral wall of locking groove are connected, locking spring's the other end with the locking piece is connected, when locking spring is natural state, locking piece part is arranged in the locking groove is outside.

Through adopting above-mentioned technical scheme, after first battery section of thick bamboo is arranged in inside the second battery section of thick bamboo, the locking piece is outside the locking groove is extended to the part under the elasticity effect of locking spring, and sealed cushion is spacing to first battery section of thick bamboo through the locking piece, when the battery receives the striking, has reduced the possibility that first battery section of thick bamboo and second battery section of thick bamboo take place relative movement along the axial.

Optionally, the guide way has been seted up to the locking tank bottom, the locking piece bottom is provided with the guide blade, the guide blade is arranged in inside the guide way, the guide blade with guide way sliding fit.

Through adopting above-mentioned technical scheme, the guide way carries out spacingly through the guide piece to the locking piece, has reduced the possibility that the locking piece breaks away from the locking groove in the course of the work.

Optionally, a torsion spring is disposed between the guide piece and the locking block, and when the torsion spring is in a natural state, the guide piece is perpendicular to the locking block.

Through adopting above-mentioned technical scheme, when placing the locking piece in the locking inslot portion, extrusion guide piece makes the guide piece overturn, pushes the locking piece into the inside back of locking inslot, and the guide piece that the guide piece was inside resumes natural state at the guide slot, can overturn the guide piece, has reduced the distance between locking piece top and the locking inslot top, and then when the locking piece works, has reduced the possibility that the locking piece breaks away from the locking groove.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the adsorption component is used for adsorbing water vapor between the first battery cylinder and the second battery cylinder, so that the first battery cylinder and the second battery cylinder are in a dry state for a long time, and further the possibility of corrosion of the outer side wall of the first battery cylinder and the inner side wall of the second battery cylinder is reduced; the second battery section of thick bamboo protects first battery section of thick bamboo, when the battery receives the striking, reduces the possibility that first battery section of thick bamboo breaks, has further reduced the inside liquid of battery core and has flowed out first battery section of thick bamboo to the possibility to first battery section of thick bamboo corruption corrosion.

2. The adsorption ring adsorbs water vapor between the outer side wall of the first battery cylinder and the inner side wall of the second battery cylinder; the adsorption ring supports and positions the first battery barrel, so that the possibility that the first battery barrel shakes in the radial direction inside the second battery barrel is reduced.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a schematic diagram showing the structure of an adsorption module in the embodiment of the present application.

Fig. 3 is a schematic diagram showing a structure of a locking assembly according to an embodiment of the present application.

Reference numerals illustrate:

01. a battery core; 1. a first battery cartridge; 11. a limit rod; 12. a locking groove; 121. a guide groove; 2. a second battery can; 3. a sealing sheet; 4. an adsorption assembly; 41. an adsorption ring; 42. sealing rubber cushion; 421. a limit groove; 5. a locking assembly; 51. a locking block; 511. a guide piece; 52. and a locking spring.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a rust-resistant battery steel shell.

Referring to fig. 1, 2 and 3, a rust-proof battery steel case includes a first battery can 1, a second battery can 2, a sealing sheet 3, an adsorption assembly 4 and a locking assembly 5. The battery core 01 is placed inside the first battery barrel 1, the first battery barrel 1 is placed inside the second battery barrel 2, the sealing piece 3 is placed at the openings of the first battery barrel 1 and the second battery barrel 2, and the sealing piece 3 is sealed by the first battery barrel 1 and the second battery barrel 2 through sealant. The adsorption component 4 and the locking component 5 are positioned between the outer side wall of the first battery cylinder 1 and the inner side wall of the second battery cylinder 2.

Referring to fig. 1, 2 and 3, the adsorption component 4 adsorbs water vapor between the outer side wall of the first battery tube 1 and the inner side wall of the second battery tube 2, so that the outer side wall of the first battery tube 1 and the inner side wall of the second battery tube 2 are in a dry state for a long time, and the possibility of corrosion of the first battery tube 1 and the second battery tube 2 is reduced; when being impacted, the second battery tube 2 protects the first battery tube 1, so that the possibility that the first battery tube 1 is broken, electrolyte in the battery core 01 flows out, and the first battery tube 1 is corroded is further caused. The locking component 5 is used for reducing the possibility of relative movement between the first battery barrel 1 and the second battery barrel 2, and further improves the working reliability of the battery steel shell.

Referring to fig. 2, the adsorption assembly 4 includes an adsorption ring 41 and a sealing gasket 42. The adsorption rings 41 are three, the three adsorption rings 41 are uniformly arranged along the length direction of the second battery cylinder 2, the outer ring of each adsorption ring 41 is welded with the inner side wall of the second battery cylinder 2, and the inside of each adsorption ring 41 is filled with adsorption materials such as carbon molecular sieves and the like.

Referring to fig. 2, in the embodiment of the present application, the sealing rubber pads 42 are provided with three, three sealing rubber pads 42 and three adsorption rings 41 one-to-one, each sealing rubber pad 42 is in an annular arrangement, the outer ring of each sealing rubber pad 42 is adhered to the inner ring of the adsorption ring 41, and the inner ring of each sealing rubber pad 42 is abutted against the outer side wall of the first battery tube 1.

Referring to fig. 2, the top of the vertical side wall of the inner ring of the sealing rubber pad 42 is provided with a chamfer, and each inner ring of the sealing rubber pad 42 is provided with a plurality of limiting grooves 421, each limiting groove 421 is located on the vertical side wall of the inner ring of the sealing rubber pad 42 and evenly arranged along the circumferential direction of the sealing rubber pad 42, in the embodiment of the application, the limiting grooves 421 are two, the outer side wall of the first battery barrel 1 is adhered with two limiting rods 11, and the length direction of each limiting rod 11 is consistent with the length direction of the first battery barrel 1. The limiting rods 11 correspond to the limiting grooves 421, and each limiting rod 11 is in plug-in fit with each limiting groove 421.

Referring to fig. 3, each stop lever 11 is provided with a plurality of locking grooves 12, in this embodiment, three locking grooves 12 are provided, three locking grooves 12 are uniformly provided along the length direction of the stop lever 11, and each locking groove 12 is provided with a guiding groove 121 on the inner side wall at the bottom.

Referring to fig. 3, the locking assembly 5 includes a locking block 51 and a locking spring 52. The locking piece 51 is square setting, and locking piece 51 bottom edge is provided with the chamfer, and every locking piece 51 bottom all articulates there is guide piece 511, guide piece 511 with be provided with the torsional spring between the locking piece 51, the one end and the locking piece 51 welding of torsional spring, the other end and the guide piece 511 welding of torsional spring, when the torsional spring is natural state, guide piece 511 perpendicular locking piece 51.

Referring to fig. 3, when the locking piece 51 is placed inside the locking groove 12, the guide piece 511 is placed inside the guide groove 121, the guide piece 511 is slidably engaged with the guide groove 121, and when the locking piece 51 needs to be placed inside the locking groove 12, the locking piece 51 is pushed to enable the guide piece 511 to be close to the locking piece 51 and turn over, and after the locking piece 51 is completely placed inside the locking groove 12, the guide piece 511 is placed inside the guide groove 121 under the elastic force of the torsion spring.

Referring to fig. 3, a locking spring 52 is disposed between a locking block 51 and a vertical sidewall of a locking groove 12, one end of the locking spring 52 is welded to the vertical sidewall of the locking groove 12, the other end of the locking spring 52 is welded to the adjacent side of the locking block 51, and when the locking spring 52 is in a natural state, the locking block 51 is partially disposed outside the locking groove 12, and when the locking block 51 moves outside the locking groove 12, a guide groove 121 limits the locking block 51 by a guide piece 511.

The implementation principle of the rust-proof battery steel shell of the embodiment of the application is as follows: the first battery cylinder 1 is placed inside the second battery cylinder 2, and water vapor between the outer side wall of the first battery cylinder 1 and the inner side wall of the second battery cylinder 2 is adsorbed through the adsorption ring 41; the adsorption ring 41 and the locking block 51 are mutually matched through the mutual matching of the limit rod 11 and the limit groove 421, so that the first battery cylinder 1 and the second battery cylinder 2 are difficult to relatively move; when the battery is impacted, the second battery cylinder 2 protects the first battery cylinder 1, so that the possibility of damage of the first battery cylinder 1 is reduced, and the possibility of corrosion of the battery steel shell is further reduced.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A rust-resistant battery steel casing, characterized in that: including the cover establish at the outside first battery section of thick bamboo (1) of battery core (01) and cover establish at the outside second battery section of thick bamboo (2) of first battery section of thick bamboo (1), first battery section of thick bamboo (1) with be provided with between second battery section of thick bamboo (2) and adsorb subassembly (4), first battery section of thick bamboo (1) with second battery section of thick bamboo (2) opening part all is provided with sealing washer (3), first battery section of thick bamboo (1) with second battery section of thick bamboo (2) all with sealing washer (3) sealing connection.

2. A corrosion-resistant battery steel can as set forth in claim 1, wherein: the adsorption component (4) comprises a plurality of adsorption rings (41) arranged on the side wall of the inner side wall of the second battery cylinder (2), the adsorption rings (41) are arranged along the length direction of the second battery cylinder (2), and each adsorption ring (41) is sleeved outside the first battery cylinder (1).

3. A rust-resistant battery steel casing according to claim 2, wherein: the adsorption component (4) further comprises a sealing rubber pad (42) arranged on each adsorption ring (41), the sealing rubber pads (42) are located on one side, close to the first battery cylinder (1), of each adsorption ring (41), and each sealing rubber pad (42) is abutted to the side wall of the first battery cylinder (1).

4. A corrosion-resistant battery steel can according to claim 3, wherein: and a chamfer is arranged on the side wall of the top of the inner ring of the sealing rubber pad (42).

5. A corrosion-resistant battery steel can according to claim 3, wherein: every sealed cushion (42) is close to a plurality of spacing grooves (421) have all been seted up to one side of first section of thick bamboo (1), every spacing groove (421) all runs through sealed cushion (42), be provided with a plurality of gag lever posts (11) on first section of thick bamboo (1) lateral wall, a plurality of gag lever posts (11) and a plurality of spacing groove (421) one-to-one, just gag lever post (11) with spacing groove (421) grafting cooperation.

6. A corrosion resistant battery steel can as set forth in claim 5 wherein: the novel anti-theft lock is characterized in that a locking groove (12) is formed in the limiting rod (11), a locking assembly (5) is arranged inside the locking groove (12), the locking assembly (5) comprises a locking block (51) and a locking spring (52) which are arranged inside the locking groove (12), one end of the locking spring (52) is connected with the vertical side wall of the locking groove (12), the other end of the locking spring (52) is connected with the locking block (51), and when the locking spring (52) is in a natural state, the locking block (51) is partially arranged outside the locking groove (12).

7. A corrosion resistant battery steel can as set forth in claim 6 wherein: guide grooves (121) are formed in the bottoms of the locking grooves (12), guide sheets (511) are arranged at the bottoms of the locking blocks (51), the guide sheets (511) are arranged inside the guide grooves (121), and the guide sheets (511) are in sliding fit with the guide grooves (121).

8. A corrosion resistant battery steel can as set forth in claim 7 wherein: a torsion spring is arranged between the guide piece (511) and the locking block (51), and when the torsion spring is in a natural state, the guide piece (511) is perpendicular to the locking block (51).