CN219998282U

CN219998282U - Lithium battery with charging protection structure

Info

Publication number: CN219998282U
Application number: CN202321096611.1U
Authority: CN
Inventors: 裴学进
Original assignee: Dongguan Power Source Electronic Technology Co ltd
Current assignee: Dongguan Power Source Electronic Technology Co ltd
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2023-11-10
Anticipated expiration: 2033-05-09

Abstract

The utility model discloses a lithium battery with a charging protection structure, which comprises a shell, a battery main body and a cover plate, wherein the battery main body is arranged in the shell, the cover plate is arranged at the upper end of the shell in a clamping manner, a charging port is arranged in the right side of the shell, a limiting cylinder is fixedly arranged at the outer side of the charging port, two groups of sealing plates are slidably arranged in the limiting cylinder, and a first traction rope is fixedly arranged between the two groups of sealing plates. This lithium battery with protection architecture charges, the closing plate upward movement that promotes the upper end just can make another group closing plate downward movement through first haulage rope, and the in-process that the closing plate is close to each other can be with the spacing inside at the mouth that charges to prevent to charge and connect and take place the separation with the mouth that charges, and can effectually prevent dust or foreign matter entering into the inside of the mouth that charges when two sets of closing plates contact each other, through two sets of closing plates, the effectual stability of charging of guaranteeing this battery main part.

Description

Lithium battery with charging protection structure

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery with a charging protection structure.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses nonaqueous electrolyte solution, and is widely applied to the fields of aviation, new energy automobiles, electronic equipment and the like, the lithium battery needs to be charged before being used, and then is discharged for use, and the lithium battery generally needs to be placed in a shell for limiting use in the use process, so that the lithium battery can be prevented from being extruded and collided, but certain use defects exist in the use process of the traditional lithium battery, such as:

the utility model discloses a lithium battery with a charging protection structure, which is characterized in that a clamping seat, a pull rod, a first spring and a clamping block are arranged in the lithium battery, the pull rod is lifted, a charging head is inserted into a charging port and then is released, the clamping block is pushed to move downwards in the resetting process of the first spring, the clamping block can block the charging head, the charging head is prevented from being loosened due to touching, normal charging is ensured, the fixing of the charging head can be released by pulling the pull rod, and the charging head is conveniently pulled out;

in the above-mentioned document, this lithium battery can be spacing to the upper end of charging head through being provided with the fixture block that can reciprocate at the upper end of charging head, and has the clearance before fixture block and the mouth that charges, leads to easily that the inside of mouth that charges gets into dust or foreign matter to when being to the plug that charges mouthful upper end for slope form or level form, this charging head leads to easily to charging head and charging mouth to take place the separation after receiving the pulling force, influences the stability of being connected between mouth and the charging head.

Aiming at the problems, innovative design is urgently needed on the basis of the original lithium battery structure.

Disclosure of Invention

The utility model aims to provide a lithium battery with a charging protection structure, which solves the problems that dust or foreign matters easily enter the charging port in the prior art, and the charging head easily separates from the charging port after being subjected to tensile force, so that the stability of connection between the charging port and the charging head is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lithium battery with protection architecture charges, includes casing, battery main part and apron, battery main part has been placed to the inside of casing, and the apron is installed to the upper end block of casing, the right side inside of casing has been seted up the mouth that charges, and the outside fixed mounting of mouth that charges has a spacing section of thick bamboo to the inside fixed mounting of a spacing section of thick bamboo has the dead lever, and the outside cover of dead lever is equipped with supporting spring simultaneously, the inside slidable mounting of a spacing section of thick bamboo has two sets of closing plates, and fixed mounting has first haulage rope between two sets of closing plates.

Preferably, the lower extreme fixed mounting of apron has the cardboard, and the cardboard is located the inside of draw-in groove to the draw-in groove is seted up in the inside of casing, the spout has been seted up to the inside of casing, and the inside fixed mounting of spout has reset spring, and the one end fixed mounting that reset spring kept away from the spout has the stopper, the one end that reset spring was kept away from to the stopper is located the inside of spacing groove, and the inside at the cardboard is seted up to the spacing groove, the motion groove has been seted up in the right-hand member outside of casing, and the inside slidable mounting in motion groove has the motion piece to the outside fixed mounting of cutting the motion piece has the second haulage rope, moves in the inside in motion groove through the motion piece, can control the block state between cardboard and the stopper, thereby control the installation relationship between casing and the apron.

Preferably, the sealing plate is respectively in sliding connection with the limiting cylinder and the fixing rod, the sealing plate is sleeved on the outer side of the fixing rod, and two groups of sealing plates are symmetrically arranged up and down relative to the transverse central axis of the limiting cylinder, so that the two groups of sealing plates can slide on the outer sides of the limiting cylinder and the fixing rod.

Preferably, the sealing plate and the other group of sealing plates form an elastic structure through the supporting springs, the supporting springs are fixedly connected with the two groups of sealing plates, the sealing plates form a traction structure through the first traction ropes and the other group of sealing plates, and the sealing plates form a traction structure through the first traction ropes and the other group of sealing plates, so that the sealing plates can drive the other group of sealing plates to move through the first traction ropes.

Preferably, the clamping plate and the shell form a clamping structure through the clamping groove, two groups of clamping plates and the clamping groove are symmetrically arranged around the vertical central axis of the shell, and the clamping plate and the shell form the clamping structure through the clamping groove, so that the relation between the cover plate and the shell can be controlled through the clamping between the clamping plate and the clamping groove.

Preferably, the limiting block forms a clamping structure with the clamping plate through the limiting groove, and forms an elastic structure with the shell through the reset spring, and the limiting block forms a clamping structure with the clamping plate through the limiting groove so that the limiting block can limit the position of the clamping plate through the limiting groove.

Preferably, the limiting block forms a traction structure with the moving block through the second traction rope, and forms a sliding structure with the shell through the moving groove, and the limiting block forms a traction structure with the moving block through the second traction rope so that the moving block moves and drives the limiting block to move through the second traction rope.

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

1. according to the lithium battery with the charging protection structure, in the process of charging the battery main body, the sealing plate at the upper end is pushed to move upwards, the other group of sealing plates can move downwards through the first traction rope, the charging port can be in an open state in the process, the supporting spring can be in a stretching state, the sealing plates are released after the charging connector is inserted into the charging port, the supporting spring can shrink and enable the two groups of sealing plates to be close to each other, the charging connector can be limited in the charging port in the process of the closing plates being close to each other, so that the charging connector and the charging port are prevented from being separated, dust or foreign matters can be effectively prevented from entering the charging port when the two groups of sealing plates are contacted with each other, and the charging stability of the battery main body is effectively ensured through the two groups of sealing plates;

2. this lithium cell with protection architecture charges, before placing the inside of casing with the battery main part, need pull down the apron from the upper end of casing, at this in-process promotion motion piece moves, the in-process that the motion piece moved can drive the stopper through the second haulage rope, the stopper moves the in-process can separate with spacing hole and make reset spring shrink, afterwards alright take down the apron and place the inside at the casing with the battery main part, afterwards cover the apron and release the motion piece, the reset spring of shrink can expand and promote stopper and cardboard block again, thereby with the upper end of apron spacing at the casing, through the spacing block between cardboard and the stopper, the effectual stability of being connected between this apron and the casing and the convenience of dismouting have been improved.

Drawings

FIG. 1 is a schematic view of a schematic cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of a front cross-sectional structure of a clamping plate according to the present utility model;

FIG. 3 is a schematic diagram of the present utility model in a front cross-sectional configuration;

FIG. 4 is a schematic view of a front cross-sectional structure of a seal plate of the present utility model;

FIG. 5 is a right-side view of the fixing rod of the present utility model;

fig. 6 is a right-side view of the limiting cylinder of the present utility model.

In the figure: 1. a housing; 2. a battery main body; 3. a cover plate; 4. a charging port; 5. a limiting cylinder; 6. a fixed rod; 7. a sealing plate; 8. a support spring; 9. a first traction rope; 10. a clamping plate; 11. a clamping groove; 12. a chute; 13. a return spring; 14. a limiting block; 15. a limit groove; 16. a motion block; 17. a second traction rope; 18. a movement groove.

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. 1-6, the present utility model provides a technical solution: the lithium battery with the charging protection structure comprises a shell 1, a battery main body 2, a cover plate 3, a charging port 4, a limiting cylinder 5, a fixed rod 6, a sealing plate 7, a supporting spring 8, a first traction rope 9, a clamping plate 10, a clamping groove 11, a sliding groove 12, a reset spring 13, a limiting block 14, a limiting groove 15, a moving block 16, a second traction rope 17 and a moving groove 18.

The battery body 2 has been placed to the inside of casing 1, and apron 3 has been installed to the upper end block of casing 1, charging mouth 4 has been seted up to the inside right side of casing 1, and the outside fixed mounting of charging mouth 4 has a spacing section of thick bamboo 5, and the inside fixed mounting of spacing section of thick bamboo 5 has dead lever 6, the outside cover of dead lever 6 is equipped with supporting spring 8 simultaneously, the inside slidable mounting of spacing section of thick bamboo 5 has two sets of closing plates 7, and fixed mounting has first haulage rope 9 between two sets of closing plates 7, closing plate 7 respectively with spacing section of thick bamboo 5 and dead lever 6 sliding connection, and closing plate 7 cover is established in the outside of dead lever 6, and closing plate 7 is provided with two sets of about the transverse axis upper and lower symmetry of spacing section of thick bamboo 5, closing plate 7 constitutes elastic structure through supporting spring 8 and two sets of closing plate 7 fixed connection, and closing plate 7 constitutes the traction structure through first haulage rope 9 and another set of closing plate 7.

According to fig. 2-6, when the lithium battery with the charging protection structure is used, firstly, the lithium battery is placed at a position where the lithium battery needs to work, after the battery main body 2 is placed in the shell 1 and the cover plate 3 is covered, the battery main body 2 can be charged, in the process, the upper end sealing plate 7 is pushed to move upwards firstly, in the process of moving upwards the sealing plate 7, the other group of sealing plates 7 are driven to move downwards through the first traction rope 9, the two groups of sealing plates 7 slide in the limiting cylinder 5 and are far away from each other, in the process, the supporting spring 8 can stretch, after the charging port 4 in the limiting cylinder 5 is completely exposed, the charging connector can be inserted into the charging port 4 and charges the battery main body 2, and then the sealing plate 7 is released, at the moment, the stretched supporting spring 8 contracts and enables the two groups of sealing plates 7 to be mutually close to each other, so that the tail end of the charging connector is limited, in the charging connector can be prevented from being separated from the charging port 4 in the process of charging, and after the charging is finished, the two groups of sealing plates 7 can be tightly attached to each other, and therefore the effect of dust on the surfaces of the two groups of the sealing plates are effectively prevented from being adhered to the charging port 4 through the limiting cylinder 5, and the surface of the sealing plate is prevented from being effectively adhered to the surface of the sealing plate 2, and the surface of the charging main body is effectively prevented from being influenced by the dust and the dust-attached to the sealing plate.

The lower extreme fixed mounting of apron 3 has cardboard 10, and cardboard 10 is located the inside of draw-in groove 11, and draw-in groove 11 sets up the inside at casing 1, spout 12 has been seted up to the inside of casing 1, and the inside fixed mounting of spout 12 has reset spring 13, and the one end fixed mounting who keeps away from spout 12 has stopper 14, the one end that reset spring 13 was kept away from to stopper 14 is located the inside of spacing groove 15, and the inside at cardboard 10 is seted up to spacing groove 15, the movement groove 18 has been seted up in the right-hand member outside of casing 1, and the inside slidable mounting of movement groove 18 has movable block 16, and the outside fixed mounting of cutting movable block 16 has second haulage rope 17, cardboard 10 constitutes the block structure with casing 1 through draw-in groove 11, and cardboard 10 and draw-in groove 11 are provided with two sets of about the vertical axis of casing 1 front and back symmetry, stopper 14 constitutes the block structure through spacing groove 15 and cardboard 10, and stopper 14 constitutes the elastic structure through reset spring 13 and casing 1, stopper 14 constitutes the traction structure through second haulage rope 17 and movable block 16, and stopper 14 constitutes the sliding structure through movement groove 18 and casing 1.

According to fig. 1-2, the battery body 2 needs to be placed in the shell 1 before the battery body 2 is charged, the moving block 16 is pushed to slide in the moving groove 18 in the process, the limiting block 14 is driven to move through the second traction rope 17 in the process of sliding the moving block 16, the limiting block 14 is separated from the limiting groove 15 in the process of moving, the return spring 13 is contracted, the clamping plate 10 is separated from the clamping groove 11 after the limiting groove 15 is separated from the limiting block 14, the cover plate 3 can be detached from the upper end of the shell 1, the battery body 2 can be placed in the shell 1, the cover plate 3 is placed back to the original position and the moving block 16 is loosened, the contracted return spring 13 is responsible for expanding and enabling the limiting block 14 to move, the limiting block 14 is reentered into the inside of the limiting groove 15 and is clamped with the limiting groove 15 in the process of moving, accordingly, the cover plate 3 is limited at the upper end of the shell 1, the stability of the connection between the cover plate 3 and the shell 1 is effectively improved, and the overall convenience and rapidness of disassembly are improved.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The lithium battery with the charging protection structure comprises a shell (1), a battery main body (2) and a cover plate (3), wherein the battery main body (2) is arranged in the shell (1), and the cover plate (3) is arranged at the upper end of the shell (1) in a clamping manner;

the method is characterized in that: the charging device is characterized in that a charging port (4) is formed in the right side of the shell (1), a limiting cylinder (5) is fixedly arranged on the outer side of the charging port (4), a fixing rod (6) is fixedly arranged in the limiting cylinder (5), a supporting spring (8) is sleeved on the outer side of the fixing rod (6), two groups of sealing plates (7) are slidably arranged in the limiting cylinder (5), and a first traction rope (9) is fixedly arranged between the two groups of sealing plates (7).

2. The lithium battery with a charge protection structure according to claim 1, wherein: the lower extreme fixed mounting of apron (3) has cardboard (10), and cardboard (10) are located the inside of draw-in groove (11) to the inside at casing (1) is seted up in draw-in groove (11), spout (12) have been seted up to the inside of casing (1), and the inside fixed mounting of spout (12) has reset spring (13) to the one end fixed mounting that reset spring (13) kept away from spout (12) has stopper (14), the one end that reset spring (13) was kept away from to stopper (14) is located the inside of spacing groove (15), and the inside at cardboard (10) is seted up in spacing groove (15), movement groove (18) have been seted up in the right-hand member outside of casing (1), and the inside slidable mounting of movement groove (18) has movement piece (16) to the outside fixed mounting of cutting movement piece (16) has second haulage rope (17).

3. The lithium battery with a charge protection structure according to claim 1, wherein: the sealing plate (7) is respectively connected with the limiting cylinder (5) and the fixed rod (6) in a sliding mode, the sealing plate (7) is sleeved on the outer side of the fixed rod (6), and the sealing plate (7) is provided with two groups vertically symmetrically relative to the transverse central axis of the limiting cylinder (5).

4. The lithium battery with a charge protection structure according to claim 1, wherein: the sealing plates (7) and the other group of sealing plates (7) form an elastic structure through supporting springs (8), the supporting springs (8) are fixedly connected with the two groups of sealing plates (7), and the sealing plates (7) and the other group of sealing plates (7) form a traction structure through a first traction rope (9).

5. The lithium battery with a charge protection structure according to claim 2, wherein: the clamping plate (10) and the shell (1) form a clamping structure through the clamping groove (11), and the clamping plate (10) and the clamping groove (11) are arranged in front-back symmetry with respect to the vertical central axis of the shell (1).

6. The lithium battery with a charge protection structure according to claim 2, wherein: the limiting block (14) and the clamping plate (10) form a clamping structure through the limiting groove (15), and the limiting block (14) and the shell (1) form an elastic structure through the reset spring (13).

7. The lithium battery with a charge protection structure according to claim 2, wherein: the limiting block (14) and the moving block (16) form a traction structure through a second traction rope (17), and the limiting block (14) and the shell (1) form a sliding structure through a moving groove (18).