CN212571157U

CN212571157U - Lithium power battery apron safety guard

Info

Publication number: CN212571157U
Application number: CN202020990337.2U
Authority: CN
Inventors: 许强; 许东良
Original assignee: Changshu Zhonghong New Energy Technology Co ltd
Current assignee: Changshu Zhonghong New Energy Technology Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-02-19
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses a lithium power battery apron safety guard, including main part and second installation screw, fixed establishment is installed on the right side of main part, and fixed establishment's left side is provided with protection mechanism, protection mechanism's left side is settled there is sealing mechanism, and sealing mechanism installs output terminal near one side of main part axis, protection mechanism's top left side is fixed with pressure monitor, the second installation screw sets up in pressure monitor's bottom, pressure monitor's bottom inboard is provided with the fire extinguishing agent, and the outer wall of fire extinguishing agent is provided with the cutting ferrule. This lithium power battery apron safety guard is for taking for the convenience pad pasting assistor through the setting of bolt for its in-process that uses can be more convenient, and the pad pasting assistor can help the rupture membrane to change, makes things convenient for it to change, and the design of first installation screw is for the convenience fixed frame of dismantlement and installation simultaneously, avoids its use that disturbs the main part.

Description

Lithium power battery apron safety guard

Technical Field

The utility model relates to a battery apron safety guard technical field specifically is a lithium power battery apron safety guard.

Background

Lithium batteries are batteries using a nonaqueous electrolyte solution and using lithium metal or a lithium alloy as a negative electrode material. Along with the development of science and technology, present lithium cell has become the mainstream, and the lithium cell need fix the apron on its surface in the in-process that uses, and the apron can play the effect of protection to the lithium cell, and the basic function and the outward appearance requirement of battery apron are, and battery apron is basically glued thickly and is guaranteed that the knot machine is firm not pine and take off, and the mounting and dismounting performance is good, and it is not misplaced to coincide with the drain pan, makes things convenient for the lithium cell to use.

The existing lithium battery cover plate part is easy to enter moisture in the long-time use process, the interior of the lithium battery cover plate part is easy to damage, meanwhile, a lithium battery cannot be put out a fire in time when a fire disaster happens in the use process, and therefore potential safety hazards are easy to generate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium power battery apron safety guard to the lithium battery apron portion that proposes in solving above-mentioned background art makes its inside damage that takes place easily inside getting into moisture in long-time use, and the lithium cell can't in time put out a fire to it when the inside conflagration breaing out in the use simultaneously, thereby produces the problem of potential safety hazard easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lithium power battery apron safety guard, includes main part and second installation screw, fixed establishment is installed on the right side of main part, and fixed establishment's left side is provided with protection mechanism, protection mechanism's left side is settled there is sealing mechanism, and sealing mechanism installs output terminal near one side of main part axis, protection mechanism's top left side is fixed with pressure monitor, the second installation screw sets up in pressure monitor's bottom, pressure monitor's bottom inboard is provided with the fire extinguishing agent, and the outer wall of fire extinguishing agent is provided with the cutting ferrule, the inboard of cutting ferrule is provided with the fixed block.

Preferably, fixed establishment includes bolt, visor, pad pasting assistor, first installation screw and fixed frame, and the inboard of bolt is provided with the pad pasting assistor, the outer wall of pad pasting assistor is provided with fixed frame, and the top of fixed frame is provided with the visor, the outer wall of fixed frame is provided with first installation screw.

Preferably, the bolt is provided with two, and the bolt is the symmetric distribution about the horizontal axis of fixed frame, is swing joint between fixed frame and the visor simultaneously.

Preferably, the protection mechanism comprises an inner groove, an explosion-proof membrane, a clamping groove, a clamping block and a fire extinguishing chamber, the explosion-proof membrane is fixed at the bottom end of the inner groove, the clamping groove is formed in the inner groove, the clamping block is arranged on the inner side of the clamping groove, and the fire extinguishing chamber is arranged on the inner side of the inner groove.

Preferably, the rupture membrane is fixedly connected with the main body, the clamping groove is rectangular, the clamping groove and the clamping block are in a clamping structure, and the clamping block and the safety cover at the front end of the inner groove are in an integrated structure.

Preferably, sealing mechanism is including annotating liquid hole, absorbent resin layer, protective cover and rubber pad, and the outer wall of annotating the liquid hole is fixed with the absorbent resin layer, the top of annotating the liquid hole is provided with the protective cover, and the inboard of protective cover is fixed with the rubber pad.

Preferably, annotate the liquid hole and be the rectangle form, and annotate and be closely laminating between liquid hole and the resin layer that absorbs water, be swing joint moreover between protective cover and the notes liquid hole.

Preferably, the cutting ferrule is the equidistance with respect to the axis of main part and distributes, is the block structure between cutting ferrule and the fixed block simultaneously, is fixed connection between fixed block and the fire extinguishing agent outer wall moreover.

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

1. this setting of lithium power battery apron safety guard bolt is for taking in order to make things convenient for the pad pasting assistor, make its in-process that uses convenient more, the pad pasting assistor can help the rupture membrane to change, make things convenient for it to change, the design of first installation screw is for convenient dismantlement and the fixed frame of installation simultaneously, avoid its use that disturbs the main part, the setting of visor is fixed the pad pasting assistor in order to mutually support with the bolt, make its fixed more stable.

2. This offer of lithium power battery apron safety guard injection hole is in order to pour into electrolyte into to lithium cell inner chamber into, the setting of protective cover is in order to seal it when annotating the liquid hole idle simultaneously, prevent its inside entering moisture, the rubber pad can make the protective cover can be inseparabler with annotating the liquid hole sealing, the resin layer that absorbs water can adsorb the moisture of annotating liquid hole surface, the setting of inside groove is for installing the safety guard conveniently, the design of block structure makes the more stable that the safety guard is fixed between draw-in groove and the fixture block, the storehouse of putting out a fire can in time put out a fire to lithium cell inside, avoid taking place bigger incident, make the main part at the in-process safety more that uses.

3. This setting of block structure between lithium power battery apron safety guard cutting ferrule and the fixed block is for conveniently dismantling and installing fire extinguishing agent, and the fire extinguishing agent outer wall is soft silica gel material, can detect out after unusual at pressure monitor, puts out a fire to lithium cell inner chamber immediately, can effectively avoid the conflagration further to stretch, and the setting of second installation screw is in order to make the fixed more stability in storehouse of putting out a fire simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the fire extinguishing chamber and the fire extinguishing agent of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a main body; 2. a fixing mechanism; 201. a bolt; 202. a protective cover; 203. a film pasting assistor; 204. a first mounting screw; 205. a fixing frame; 3. a protection mechanism; 301. an inner tank; 302. an explosion-proof membrane; 303. a card slot; 304. a clamping block; 305. a fire extinguishing chamber; 4. a sealing mechanism; 401. a liquid injection hole; 402. A water-absorbent resin layer; 403. a protective cover; 404. a rubber pad; 5. an output terminal; 6. a pressure monitor; 7. a second mounting screw; 8. a fire extinguishing agent; 9. a card sleeve; 10. and (5) fixing blocks.

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. 1-3, the present invention provides a technical solution: a lithium power battery cover plate safety cover comprises a main body 1, a fixing mechanism 2, a bolt 201, a protective cover 202, a film pasting auxiliary device 203, a first mounting screw 204, a fixing frame 205, a protecting mechanism 3, an inner groove 301, an explosion-proof film 302, a clamping groove 303, a clamping block 304, a fire extinguishing chamber 305, a sealing mechanism 4, a liquid injection hole 401, a water absorbent resin layer 402, a protective cover 403, a rubber pad 404, an output terminal 5, a pressure monitor 6, a second mounting screw 7, a fire extinguishing agent 8, a clamping sleeve 9 and a fixing block 10, wherein the fixing mechanism 2 is arranged on the right side of the main body 1, the protecting mechanism 3 is arranged on the left side of the fixing mechanism 2, the sealing mechanism 4 is arranged on the left side of the protecting mechanism 3, the output terminal 5 is arranged on one side of the sealing mechanism 4 close to the central axis of the main body 1, the pressure monitor 6 is fixed on the left side, the inner side of the bottom end of the pressure monitor 6 is provided with a fire extinguishing agent 8, the outer wall of the fire extinguishing agent 8 is provided with a clamping sleeve 9, the inner side of the clamping sleeve 9 is provided with a fixed block 10, the fixing mechanism 2 comprises a bolt 201, a protective cover 202, a film attaching assistor 203, a first mounting screw 204 and a fixed frame 205, the inner side of the bolt 201 is provided with the film attaching assistor 203, the outer wall of the film attaching assistor 203 is provided with the fixed frame 205, the top end of the fixed frame 205 is provided with the protective cover 202, the outer wall of the fixed frame 205 is provided with the first mounting screw 204, the two bolts 201 are arranged, the bolts 201 are symmetrically distributed about the horizontal central axis of the fixed frame 205, the fixed frame 205 is movably connected with the protective cover 202, the bolts 201 are arranged to facilitate taking of the film attaching assistor 203, so that the use process of the pressure monitor, the replacement of the fixing frame is facilitated, meanwhile, the first mounting screw 204 is designed to facilitate the detachment and mounting of the fixing frame 205 and avoid the interference with the use of the main body 1, and the protective cover 202 is arranged to be matched with the bolt 201 to fix the film sticking auxiliary device 203, so that the fixing is more stable;

the protection mechanism 3 comprises an inner groove 301, an explosion-proof membrane 302, a clamping groove 303, a clamping block 304 and a fire extinguishing chamber 305, the explosion-proof membrane 302 is fixed at the bottom end of the inner groove 301, the clamping groove 303 is formed in the inner groove 301, the clamping block 304 is arranged on the inner side of the clamping groove 303, the fire extinguishing chamber 305 is arranged on the inner side of the inner groove 301, the explosion-proof membrane 302 is fixedly connected with the main body 1, the clamping groove 303 is rectangular, a clamping structure is formed between the clamping groove 303 and the clamping block 304, the clamping structure is integrated between the clamping block 304 and a safety cover at the front end of the inner groove 301, the safety cover is conveniently installed by the arrangement of the inner groove 301, the safety cover is more stable to fix due to the design of the clamping structure between the clamping groove 303 and the clamping block 304, the fire extinguishing chamber 305 can timely extinguish fire inside the lithium battery;

the sealing mechanism 4 comprises a liquid injection hole 401, a water absorbent resin layer 402, a protective cover 403 and a rubber pad 404, the water absorbent resin layer 402 is fixed on the outer wall of the liquid injection hole 401, the protective cover 403 is arranged above the liquid injection hole 401, the rubber pad 404 is fixed on the inner side of the protective cover 403, the liquid injection hole 401 is rectangular, the liquid injection hole 401 is tightly attached to the water absorbent resin layer 402, the protective cover 403 is movably connected with the liquid injection hole 401, the liquid injection hole 401 is opened to inject electrolyte into the inner cavity of the lithium battery, the protective cover 403 is arranged to seal the liquid injection hole 401 when the liquid injection hole 401 is idle to prevent moisture from entering the liquid injection hole, the rubber pad 404 can enable the protective cover 403 to seal the liquid injection hole 401 more tightly, and the water absorbent resin layer 402 can absorb moisture on the surface of the liquid injection hole 401;

cutting ferrule 9 is the equidistance about the axis of main part 1 and distributes, be the block structure between cutting ferrule 9 and the fixed block 10 simultaneously, and be fixed connection between fixed block 10 and the 8 outer walls of fire extinguishing agent, the setting of block structure is for conveniently dismantling and installing fire extinguishing agent 8 between cutting ferrule 9 and the

fixed block

10, 8 outer walls of fire extinguishing agent are soft silica gel material, can detect out after unusual at pressure monitor 6, put out a fire to the lithium cell inner chamber immediately, can effectively avoid the conflagration further to stretch, the setting of second installation screw 7 is for making the more stable that the storehouse 305 of putting out a fire fixes simultaneously.

The working principle is as follows: for the lithium power battery cover plate safety cover, firstly, the pressure of the inner cavity of the lithium battery can be conveniently noticed at any time through the arrangement of the pressure monitor 6, when a fire disaster occurs in the lithium battery, the fire can be timely extinguished, when the fire is required to be extinguished, firstly, the cover of the extinguishing chamber 305 is opened, then, the extinguishing agent 8 can be extruded into the inner cavity of the lithium battery by slightly extruding the extinguishing agent 8 through the design of the soft silica gel material on the outer wall of the extinguishing agent 8, the further spread of the fire disaster can be effectively avoided, the design of the clamping structure between the clamping sleeve 9 and the fixed block 10 is to facilitate the installation and the disassembly of the aged extinguishing agent 8, when the disassembly is required, the clamping sleeve 9 and the fixed block 10 are separated, the extinguishing agent 8 can be disassembled from the interior of the extinguishing chamber 305, and the design of the second installation screw 7 is to ensure that the extinguishing chamber 305 is fixed more, when the explosion-proof membrane 302 at the upper end of the main body 1 needs to be replaced, the bolt 201 is firstly held to screw, the membrane sticking assistor 203 is taken out from the inside of the fixing frame 205, then the membrane sticking assistor 203 is held to move on the surface of the explosion-proof membrane 302, so that the explosion-proof membrane 302 can be attached to the main body 1 in a replacement manner, when the main body 1 needs to be used, the first mounting screw 204 is firstly unscrewed, so that the fixing frame 205 can be detached, the interference of the fixing frame with the normal use of the main body 1 can be avoided, the protection cover 202 and the bolt 201 are mutually matched, so that the membrane sticking assistor 203 can be fixed in the fixing frame 205 more stably, the safety cover at the front end of the inner groove 301 can be fixed at the top end of the main body 1 more stably by utilizing the design of the clamping structure between the clamping groove 303 and the clamping block 304, so that the safety cover can be used, annotate liquid hole 401 when idle, utilize protective cover 403 and annotate the design of swing joint between the liquid hole 401, rotate protective cover 403 to the position of laminating mutually with annotating liquid hole 401, just can seal it, rubber pad 404 can be so that protective cover 403 can be inseparabler with annotating liquid hole 401 is sealed, and absorbent resin layer 402 can adsorb annotating the surperficial moisture of liquid hole 401 simultaneously, avoids annotating the inside of liquid hole 401 and carries out moisture.

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 power battery apron safety guard, includes main part (1) and second installation screw (7), its characterized in that: fixing mechanism (2) are installed on the right side of main part (1), and the left side of fixing mechanism (2) is provided with protection machanism (3), the left side of protection machanism (3) is settled there is sealing mechanism (4), and sealing mechanism (4) are close to one side of main part (1) axis and install output terminal (5), the top left side of protection machanism (3) is fixed with pressure monitor (6), second installation screw (7) set up in the bottom of pressure monitor (6), the bottom inboard of pressure monitor (6) is provided with fire extinguishing agent (8), and the outer wall of fire extinguishing agent (8) is provided with cutting ferrule (9), the inboard of cutting ferrule (9) is provided with fixed block (10).

2. The lithium power battery cover plate safety cover as claimed in claim 1, characterized in that: fixed establishment (2) are including bolt (201), visor (202), pad pasting assistor (203), first installation screw (204) and fixed frame (205), and the inboard of bolt (201) is provided with pad pasting assistor (203), the outer wall of pad pasting assistor (203) is provided with fixed frame (205), and the top of fixed frame (205) is provided with visor (202), the outer wall of fixed frame (205) is provided with first installation screw (204).

3. The lithium power battery cover plate safety cover as claimed in claim 2, characterized in that: the bolt (201) is provided with two, and bolt (201) are the symmetric distribution about the horizontal axis of fixed frame (205), is swing joint between fixed frame (205) and visor (202) simultaneously.

4. The lithium power battery cover plate safety cover as claimed in claim 1, characterized in that: the protection mechanism (3) comprises an inner groove (301), an explosion-proof membrane (302), a clamping groove (303), a clamping block (304) and a fire extinguishing bin (305), the explosion-proof membrane (302) is fixed at the bottom end of the inner groove (301), the clamping groove (303) is formed in the inner groove (301), the clamping block (304) is arranged on the inner side of the clamping groove (303), and the fire extinguishing bin (305) is arranged on the inner side of the inner groove (301).

5. The lithium power battery cover plate safety cover as claimed in claim 4, characterized in that: the explosion-proof membrane (302) is fixedly connected with the main body (1), the clamping groove (303) is rectangular, the clamping groove (303) and the clamping block (304) are in a clamping structure, and the clamping block (304) and the safety cover at the front end of the inner groove (301) are in an integrated structure.

6. The lithium power battery cover plate safety cover as claimed in claim 1, characterized in that: sealing mechanism (4) are including annotating liquid hole (401), absorbent resin layer (402), protective cover (403) and rubber pad (404), and the outer wall of annotating liquid hole (401) is fixed with absorbent resin layer (402), the top of annotating liquid hole (401) is provided with protective cover (403), and the inboard of protective cover (403) is fixed with rubber pad (404).

7. The lithium power battery cover plate safety cover as claimed in claim 6, wherein: annotate liquid hole (401) for the rectangle form, and annotate between liquid hole (401) and the resin layer that absorbs water (402) for closely laminating, be swing joint between protective cover (403) and annotate liquid hole (401) moreover.

8. The lithium power battery cover plate safety cover as claimed in claim 1, characterized in that: the cutting ferrule (9) is equidistantly distributed about the central axis of the main body (1), meanwhile, a clamping structure is arranged between the cutting ferrule (9) and the fixing block (10), and the fixing block (10) is fixedly connected with the outer wall of the fire extinguishing agent (8).