CN219393538U

CN219393538U - Middle cover of lead-acid storage battery

Info

Publication number: CN219393538U
Application number: CN202320768117.9U
Authority: CN
Inventors: 魏锋; 黄祖林; 曾杨; 蒋红霞
Original assignee: Hubei Beijing Yang Technology Co ltd
Current assignee: Hubei Beijing Yang Technology Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-07-21
Anticipated expiration: 2033-04-03

Abstract

The utility model relates to the technical field of battery middle covers, in particular to a lead-acid storage battery middle cover, which comprises the following components: the fixing mechanism is arranged above the main body and comprises a battery body, an installation groove is formed in the middle of the battery body, multiple groups of liquid injection pipes are fixedly connected to the inside of the installation groove, the fixing mechanism comprises a connecting cover, the bottom of the connecting cover is fixedly connected with a sealing cover, one side of the moving block, away from the connecting cover, is fixedly connected with a clamping block, and a first fixing ring is arranged inside the connecting groove. According to the utility model, through the arrangement of the sealing cover matched with the mounting groove and the arrangement of the fixing block which is fixedly connected with the middle part of the connecting hole and can be sealed with the middle part of the liquid injection pipe, the tightness of the joint of the middle cover and the terminal is greatly ensured, and the defect that electrolyte breaks the seal and then causes the leakage of the battery terminal is avoided.

Description

Middle cover of lead-acid storage battery

Technical Field

The utility model relates to the technical field of battery middle covers, in particular to a lead-acid storage battery middle cover.

Background

In the production process of the lead-acid storage battery, electrolyte is required to be added into a liquid adding hole formed in the middle cover of the battery, then the lead-acid storage battery is charged and inspected, and finally a battery cover plate is covered on the upper surface of the middle cover of the battery, and a gap between the battery cover plate and the middle cover of the battery is sealed through glue solidification, so that a lead-acid storage battery finished product is formed, however, the following problems can occur in the production and use processes of the battery: in the production process, because the liquid adding amount is inaccurate, the battery cover plate needs to be removed integrally, and if the operation is improper, the battery cover is easy to damage, so that the whole battery is scrapped; or, the battery has quality problems in the use process, the electrolyte needs to be replenished to the battery and then solidified, the battery cover plate also needs to be taken out, the battery cover plate is damaged due to improper operation, the whole battery is scrapped, the sealing performance of the joint of the battery cover plate and the terminal is poor, the electrolyte breaks through the sealing, the battery terminal is leaked, the lead-acid battery cover plate is mostly fixed through bolts or glue, the fixing operation is complex, and the use effect is poor.

Disclosure of Invention

The utility model aims to provide a middle cover of a lead-acid storage battery, which solves the problems that in the prior art, the structure of the existing lead-acid storage battery is fixed, the disassembly and the assembly are inconvenient, electrolyte in the battery is inconvenient to supplement, when a cover plate of the battery is taken out, the middle cover of the battery is damaged due to improper operation, the whole battery is scrapped, the sealing performance of the joint of the middle cover and a terminal is poor, the electrolyte breaks and seals, the terminal of the battery is leaked, and most of the middle cover of the lead-acid storage battery is fixed by bolts or glue, the fixing operation is complex, and the using effect is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a lead acid battery middle cap comprising: the fixing mechanism is arranged above the main body and comprises a battery body, the middle part of the battery body is provided with a mounting groove, the inside of the mounting groove is fixedly connected with a plurality of groups of liquid injection pipes, the upper surface of the battery body is provided with fixing grooves, the fixing grooves are provided with two groups, the two groups of fixing grooves are respectively positioned at the left side and the right side of the upper surface of the mounting groove, the fixing mechanism comprises a connecting cover, the bottom of the connecting cover is fixedly connected with a sealing cover, the bottom of the sealing cover is provided with a plurality of groups of connecting holes, the inner wall of each connecting hole is matched with the outer surface of the liquid injection pipe, the middle part of each connecting hole is fixedly connected with a fixing block, the plurality of groups of fixing blocks are matched with the middle part of the liquid injection pipe and can be blocked in the middle part of the liquid injection pipe in a sealing way, the left side and the right side of the connecting cover are provided with limiting grooves, the middle part of the limit groove is provided with a first movable groove, the left side and the right side of the first movable groove are provided with second movable grooves, the inside of the second movable groove is fixedly connected with a second fixed ring, the inside of the second movable groove is provided with a movable column, one end of the movable column, which is far away from the clamping block, is fixedly connected with a first anti-drop block, one end of the movable column, which is far away from the first anti-drop block, is fixedly connected with a second anti-drop block, the inside of the first movable groove is provided with a first connecting block, the outer surface of the first connecting block is wound with a spring, one end of the spring is fixedly connected with the tail end of the first connecting block, the other end of the spring is fixedly connected with a second connecting block, one end of the second connecting block, which is far away from the spring, is fixedly connected with a movable block, the size and the shape of the movable block are matched with the limit groove, one side, which is close to the connecting cover, of the movable block is provided with a connecting groove, one side of the movable block, which is far away from the connecting cover, is fixedly connected with a clamping block, and a first fixing ring is arranged in the connecting groove.

Preferably, the movable block is provided with two groups, two groups the movable block is in a cuboid shape, the clamping block is provided with two groups, two groups the clamping block is in a triangular prism shape, and the size and the shape of the fixed groove are matched with the outer surfaces of the movable block and the clamping block.

Preferably, the second movable groove is provided with four groups, the four groups of second movable grooves are symmetrically arranged on the left side and the right side of the first movable groove, the tail end of the first connecting block is cylindrical, the size of the first connecting block is larger than that of the spring, the first connecting block is movably connected in the second movable groove, the second fixing ring is fixedly connected to one side, close to the movable block, of the inner wall of the second movable groove, the second fixing ring is identical to the second anti-falling block in size, and the first connecting block is fixedly connected in the first movable groove.

Preferably, the second anti-falling block is located inside the connecting groove, the first fixing ring is fixedly connected to one end, close to the connecting cover, of the inner wall of the connecting groove, and the size and the shape of the first fixing ring are matched with those of the movable column.

Preferably, the sealing cover is in a cuboid shape, the outer surface of the sealing cover is matched with the mounting groove, and the sealing cover can be tightly clamped into the mounting groove.

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

1. this lead acid battery middle cover is through the sealed lid's that suits with the mounting groove setting, set up the connecting hole of multiunit and notes liquid pipe surface looks adaptation simultaneously through the bottom of sealed lid to and at connecting hole middle part fixedly connected with annotate the fixed block setting that liquid pipe middle part can be sealed, guaranteed the leakproofness of middle cover and terminal junction greatly, avoided electrolyte to break sealed back, can lead to battery terminal weeping drawback.

2. This lead acid battery middle cover can the joint to the inside setting of fixed slot through the setting of two sets of movable blocks and joint piece to when having avoided the battery cover plate to open, the improper operation can destroy the battery middle cover, leads to the condemned problem of whole battery, and the convenience is to the supplementary of battery inside electrolyte, easy operation is convenient for dismantle and the closure between middle cover and the battery.

Drawings

FIG. 1 is a schematic front perspective view of the present utility model;

FIG. 2 is a schematic diagram of an exploded perspective view of the present utility model;

FIG. 3 is a schematic bottom perspective view of the fixing mechanism of the present utility model;

FIG. 4 is a schematic perspective view of a part of the structure of the fixing mechanism of the present utility model;

fig. 5 is a schematic view of a partially exploded perspective view of the moving block of the present utility model.

In the figure: 1. a battery body; 11. a mounting groove; 12. a liquid injection pipe; 13. a fixing groove;

2. a connection cover; 21. sealing cover; 22. a connection hole; 23. a fixed block; 24. a limit groove; 25. a first movable groove; 26. a second movable groove; 27. a moving block; 28. a clamping block; 29. a connecting groove; 210. a first connection block; 211. a spring; 212. a second connection block; 213. a movable column; 214. a first anti-drop block; 3. a second anti-drop block; 31. a first fixing ring; 32. and a second fixing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided: a lead acid battery middle cap comprising: the main body comprises a battery body 1, wherein the middle part of the battery body 1 is provided with a mounting groove 11, the inside of the mounting groove 11 is fixedly connected with a plurality of groups of liquid injection pipes 12, the upper surface of the battery body 1 is provided with fixing grooves 13, the fixing grooves 13 are provided with two groups, the two groups of fixing grooves 13 are respectively positioned at the left side and the right side of the upper surface of the mounting groove 11, the fixing mechanism comprises a connecting cover 2, the bottom of the connecting cover 2 is fixedly connected with a sealing cover 21, the bottom of the sealing cover 21 is provided with a plurality of groups of connecting holes 22, the inner wall of the plurality of groups of connecting holes 22 is matched with the outer surface of the liquid injection pipes 12, the middle part of the plurality of groups of connecting holes 22 is fixedly connected with a fixing block 23, the plurality of groups of fixing blocks 23 are matched with the middle part of the liquid injection pipes 12 and can be blocked and clamped to the middle part of the liquid injection pipes 12, the left side and right side of the connecting cover 2 are provided with limiting grooves 24, the middle part of the limiting groove 24 is provided with a first movable groove 25, the left and right sides of the first movable groove 25 are provided with a second movable groove 26, the inside of the second movable groove 26 is fixedly connected with a second fixing ring 32, the inside of the second movable groove 26 is provided with a movable column 213, one end of the movable column 213, which is far away from the clamping block 28, is fixedly connected with a first anti-drop block 214, one end of the movable column 213, which is far away from the first anti-drop block 214, is fixedly connected with a second anti-drop block 3, the inside of the first movable groove 25 is provided with a first connecting block 210, the outer surface of the first connecting block 210 is wound with a spring 211, one end of the spring 211 is fixedly connected with the tail end of the first connecting block 210, the other end of the spring 211 is fixedly connected with a second connecting block 212, one end of the second connecting block 212, which is far away from the spring 211, is fixedly connected with a moving block 27, the size and shape of the moving block 27 are matched with the limiting groove 24, one side of the moving block 27, which is close to the connecting cover 2, is provided with a connecting groove 29, one side of movable block 27, which is far away from connecting cover 2, is fixedly connected with clamping block 28, and the inside of connecting groove 29 is provided with first retainer plate 31, and is in the horizontal position when movable block 27 is moved through the setting of movable column 213, has avoided the skew of position when movable block 27 and clamping block 28 are moved, and the dismantlement and the seal between convenient and main part through fixed establishment's setting.

Further, the movable block 27 is provided with two groups, and two groups of movable blocks 27 are rectangular, and the joint piece 28 is provided with two groups, and two groups of joint pieces 28 are triangular prism shape, and the size and the shape of fixed slot 13 and the surface looks adaptation of movable block 27 and joint piece 28, through the inside at fixed slot 13 of convenient block of setting up of movable block 27 and joint piece 28, and then realize the fixed between connecting cover 2 and the battery body 1.

Further, four groups of second movable grooves 26 are formed, the four groups of second movable grooves 26 are symmetrically formed in the left side and the right side of the first movable groove 25, the tail end of the first connecting block 210 is cylindrical, the size of the tail end is larger than that of the spring 211, the first connecting block 210 is movably connected in the second movable groove 26, the second fixing ring 32 is fixedly connected to one side, close to the moving block 27, of the inner wall of the second movable groove 26, the size and the size of the second fixing ring 32 are the same as those of the second anti-falling block 3, the first connecting block 210 is fixedly connected in the first movable groove 25, and the first connecting block 210 and the second connecting block 212 are fixedly connected through the spring 211, so that the moving block 27 and the clamping block 28 can be conveniently and automatically clamped in the fixed groove 13 after moving.

Further, the second anti-falling block 3 is located inside the connecting groove 29, the first fixing ring 31 is fixedly connected to one end, close to the connecting cover 2, of the inner wall of the connecting groove 29, the size and the shape of the first fixing ring 31 are matched with those of the movable column 213, and falling between the movable column 213 and the movable block 27 is avoided when the clamping block 28 moves through the arrangement of the second anti-falling block 3 and the first fixing ring 31.

Further, the sealed lid 21 is the cuboid shape, and the surface and the mounting groove 11 looks adaptation of sealed lid 21, and sealed lid 21 can closely block to the inside of mounting groove 11, through the setting of the surface and the mounting groove 11 looks adaptation of sealed lid 21, has guaranteed the leakproofness between connecting lid 2 and the battery body 1, has avoided the leakage of the inside electrolyte of battery body 1.

Working principle:

when electrolyte is required to be added into the lead-acid storage battery, two hands respectively push the moving blocks 27 towards the middle part of the connecting cover 2, at the moment, the moving blocks 27 move towards the direction of the limiting groove 24, at the moment, the second connecting block 212 is propped against the spring 211 to shrink, elastic deformation is generated, meanwhile, the first fixing ring 31 moves on the movable columns 213, the moving blocks 27 are ensured to move along the horizontal direction by the arrangement of the two groups of the movable columns 213, when the moving blocks 27 push into the limiting groove 24, the connecting cover 2 is then vertically downwards moved, when the clamping blocks 28 are clamped into the fixing groove 13, the two groups of the moving blocks 27 are released from being squeezed by the two hands, at the moment, the spring 211 is elastically deformed, the second connecting block 212 is propped against to move towards the side far away from the connecting cover 2, and then the moving blocks 27 are driven to move towards the side far away from the middle part of the connecting cover 2, the clamping blocks 28 are completely clamped into the fixing groove 13, and the fixing between the connecting cover 2 and the battery body 1 is completed, and the operation is finished.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. A lead acid battery middle cap comprising: main part and fixed establishment, fixed establishment sets up the top at the main part, including battery body (1), mounting groove (11) have been seted up at the middle part of battery body (1), the inside fixedly connected with multiunit notes liquid pipe (12) of mounting groove (11), fixed slot (13) have been seted up to the upper surface of battery body (1), fixed slot (13) are provided with two sets of, two sets of fixed slot (13) are located the left and right sides of mounting groove (11) upper surface respectively, its characterized in that: the fixing mechanism comprises a connecting cover (2), the bottom of the connecting cover (2) is fixedly connected with a sealing cover (21), a plurality of groups of connecting holes (22) are formed in the bottom of the sealing cover (21), the inner walls of the connecting holes (22) are matched with the outer surface of the liquid injection pipe (12), the middle parts of the connecting holes (22) are fixedly connected with fixing blocks (23), and the fixing blocks (23) are matched with the middle parts of the liquid injection pipe (12) and can be blocked and clamped to the middle parts of the liquid injection pipe (12);

the utility model discloses a connecting cover, including connecting cover (2), connecting cover, spring, movable column, clamping block (28), first anticreep piece (214) of one end fixedly connected with of joint block (28) is kept away from to movable column (213), second anticreep piece (3) of one end fixedly connected with of first anticreep piece (214) is kept away from to movable column (213), first connecting piece (210) is provided with to the inside of first movable groove (25), the surface winding of first connecting piece (210) has spring (211), the one end fixed connection of spring (211) is at the tail end of first connecting piece (210), the other end fixed connection of spring (211) has second (212), second connecting piece (212) are kept away from to one end fixedly connected with of first anticreep piece (214), the one end fixedly connected with second anticreep piece (3) of first connecting piece (25), the one end that first connecting piece (211) was kept away from to the first connecting piece (27) is provided with first connecting piece (210), the shape that is close to one side of connecting piece (27) is big, connecting cover (27) is kept away from to the big, one side of the moving block (27) far away from the connecting cover (2) is fixedly connected with a clamping block (28), and a first fixing ring (31) is arranged in the connecting groove (29).

2. The lead acid battery middle cover according to claim 1, wherein: the movable blocks (27) are provided with two groups, the two groups of movable blocks (27) are in a cuboid shape, the clamping blocks (28) are provided with two groups, the two groups of clamping blocks (28) are in a triangular prism shape, and the size and the shape of the fixed groove (13) are matched with the outer surfaces of the movable blocks (27) and the clamping blocks (28).

3. The lead acid battery middle cover according to claim 1, wherein: four groups of second movable grooves (26) are formed, the four groups of second movable grooves (26) are symmetrically formed in the left side and the right side of the first movable grooves (25), the tail end of the first connecting block (210) is cylindrical, the size of the first connecting block is larger than that of the spring (211), the first connecting block (210) is movably connected in the second movable grooves (26), the second fixing ring (32) is fixedly connected to one side, close to the movable block (27), of the inner wall of the second movable grooves (26), the second fixing ring (32) is identical to the second anti-falling block (3) in size and size, and the first connecting block (210) is fixedly connected in the first movable grooves (25).

4. The lead acid battery middle cover according to claim 1, wherein: the second anti-drop block (3) is located inside the connecting groove (29), the first fixing ring (31) is fixedly connected to one end, close to the connecting cover (2), of the inner wall of the connecting groove (29), and the size and the shape of the first fixing ring (31) are matched with those of the movable column (213).

5. The lead acid battery middle cover according to claim 1, wherein: the sealing cover (21) is in a cuboid shape, the outer surface of the sealing cover (21) is matched with the mounting groove (11), and the sealing cover (21) can be tightly clamped into the mounting groove (11).