CN219575847U

CN219575847U - Cylindrical lithium battery negative electrode cover plate

Info

Publication number: CN219575847U
Application number: CN202223439900.5U
Authority: CN
Inventors: 周培荣
Original assignee: Aerospace Lithium Technology Jiangsu Co ltd
Current assignee: Aerospace Lithium Technology Jiangsu Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-08-22
Anticipated expiration: 2032-12-21

Abstract

The utility model relates to the technical field of cylindrical lithium batteries and discloses a cylindrical lithium battery cathode cover plate which comprises a first connecting frame, wherein a battery body is fixedly connected inside the first connecting frame, a mounting mechanism is arranged at the top of the battery body, a second connecting frame is fixedly connected to the outer side of the battery body, reinforcing mechanisms are arranged on two sides of the second connecting frame, each reinforcing mechanism comprises a connecting groove, and each connecting groove is formed in the outer side of the second connecting frame. This cylinder type lithium cell negative pole apron, through the strengthening mechanism who sets up, can make the stopper insert to the inside of inserted block under the elastic action of spring to can play spacing purpose to the apron body, further realization is to the purpose of apron body installation reinforcement, when need dismantle the apron body when repairing the maintenance to the battery body, also be convenient for the staff to operate and use, can not produce the migration possibility that drops in long-time use, further reinforcing means's stability can.

Description

Cylindrical lithium battery negative electrode cover plate

Technical Field

The utility model relates to the technical field of cylindrical lithium batteries, in particular to a cylindrical lithium battery negative electrode cover plate.

Background

The cylindrical lithium battery is divided into a lithium iron phosphate system, a lithium cobalt oxide system, a lithium manganese oxide system and a ternary material system, the shell is divided into a steel shell and a polymer system, and the battery with the different material systems has different advantages. At present, the cylinder mainly takes a steel shell cylinder lithium iron phosphate battery as a main material, and the battery has the advantages of high capacity, high output voltage, good charge and discharge cycle performance, stable output voltage, high-current discharge, stable electrochemical performance, safe use, wide working temperature range and environmental friendliness, and is widely applied to solar lamps, lawn lamps, backup energy sources, electric tools and toy models.

The cylinder type lithium cell is widely applied to each field, and common cylinder type lithium cell often need add the apron when using to be used for playing the effect of protection to cylinder type lithium cell, and the mounting means of apron generally can adopt the joint to connect, but produces easily in long-time use like this and becomes flexible, makes the apron drop, thereby influences the normal work of cylinder type lithium cell, lacks the device to the reinforcing of apron connection installation.

Disclosure of Invention

The utility model aims to provide a cylindrical lithium battery negative electrode cover plate to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the cylindrical lithium battery cathode cover plate comprises a first connecting frame, wherein a battery body is fixedly connected inside the first connecting frame, an installation mechanism is arranged at the top of the battery body, a second connecting frame is fixedly connected to the outer side of the battery body, and reinforcing mechanisms are arranged on two sides of the second connecting frame;

the reinforcing mechanism comprises a connecting groove, the connecting groove is arranged on the outer side of a second connecting frame, a spring is fixedly connected to the inner wall of the connecting groove, one end of the spring, which is far away from the connecting groove, is fixedly connected with a sliding plate, one side of the sliding plate, which is close to the spring, is fixedly connected with a pushing block, one side of the sliding plate, which is far away from the sliding plate, is fixedly connected with a connecting rod, one end outer wall of the connecting rod, which is far away from the pushing block, is rotationally connected with a dislocation block, one side of the sliding plate, which is far away from the pushing block, is fixedly connected with a limiting block, a slot is fixedly connected to the outer side of the second connecting frame, and an inserting block is inserted into the slot.

Preferably, one side of the limiting frame, which is close to the slot and the second connecting frame, is provided with an opening, and the sliding plate is slidably connected to the inner wall of the connecting slot and the inner wall of the limiting frame, so that the limiting frame can stably move.

Preferably, the limiting opening is formed in one side, close to the limiting frame, of the slot and the inside of the plug block, the limiting block penetrates through one side of the slot through the formed limiting opening and extends to the inside of the plug block, and the limiting block can be conveniently used for limiting the plug block, so that the plug block cannot be pulled out of the inside of the slot.

Preferably, a dislocation opening is formed in one side, far away from the slot, of the limiting frame, the size of the dislocation block is smaller than that of the dislocation opening, and the dislocation block can be limited through the dislocation opening.

Preferably, the limit frame is kept away from one side of second connecting frame and has been seted up and push away piece assorted movable port, the push away piece runs through limit frame one side through the movable port of seting up, is convenient for can promote the slide through the push away piece and carry out stable removal, realizes the purpose of reinforcement.

Preferably, the mounting mechanism comprises a mounting groove, the mounting groove is formed in the top of the second connecting frame, the inner wall of the mounting groove is fixedly connected with a magnetic block, the top of the magnetic block is provided with a mounting block, one side of the mounting block is fixedly connected with a cover plate body, and the purpose of preliminary limiting and reinforcing of the cover plate body is achieved.

Preferably, the bottom of the mounting block is contacted with the top of the magnetic block, and the magnetic block and the mounting block are mutually close to each other and are in opposite magnetic poles, so that the cover plate body is reinforced.

Preferably, the cover plate body is sleeved at the top end of the battery body, the bottom of the cover plate body is contacted with the top of the second connecting frame, and the cover plate body can be supported.

Preferably, the installation block is inserted into the installation groove, and the insertion block is fixedly connected to the outer side of the cover plate body, so that the purpose of limiting and reinforcing the cover plate body is achieved.

Compared with the prior art, the utility model provides the cylindrical lithium battery anode cover plate, which has the following beneficial effects:

1. this cylinder type lithium cell negative pole apron, through the strengthening mechanism who sets up, can make the stopper insert to the inside of inserted block under the elastic action of spring to can play spacing purpose to the apron body, further realization is to the purpose of apron body installation reinforcement, when need dismantle the apron body when repairing the maintenance to the battery body, also be convenient for the staff to operate and use, can not produce the migration possibility that drops in long-time use, further reinforcing means's stability can.

2. This cylinder type lithium battery negative pole apron inserts the installation piece to the inside of mounting groove through the installation mechanism that sets up, through the apron body to under the magnetism of installation piece and magnetic path mutually supporting, can play preliminary spacing purpose to the installation piece, realize the installation to the apron body, make the apron body can play the purpose of certain protection to the battery body.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a schematic view of a detachable structure of the cover plate body;

FIG. 3 is a schematic view of a reinforcing mechanism partially cut-away;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: 1. a first connection frame; 2. a battery body; 3. a second connection frame; 4. a mounting mechanism; 41. a mounting groove; 42. a magnetic block; 43. a cover plate body; 44. a mounting block; 5. a reinforcement mechanism; 51. a connecting groove; 52. a spring; 53. a slide plate; 54. a pushing block; 55. a connecting rod; 56. a misplacement block; 57. a limiting block; 58. a slot; 59. a limit frame; 510. and (5) inserting blocks.

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.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model provides the following technical scheme:

example 1

Referring to fig. 1 to 4, a cylindrical lithium battery cathode cover plate comprises a first connecting frame 1, wherein a battery body 2 is fixedly connected inside the first connecting frame 1, an installation mechanism 4 is arranged at the top of the battery body 2, a second connecting frame 3 is fixedly connected to the outer side of the battery body 2, and reinforcing mechanisms 5 are arranged on two sides of the second connecting frame 3;

the strengthening mechanism 5 includes spread groove 51, spread groove 51 opens in the second connection frame 3 outside, spread groove 51 inner wall fixedly connected with spring 52, the one end fixedly connected with slide 53 of spread groove 51 is kept away from to spring 52, one side fixedly connected with ejector pad 54 that slide 53 is close to spring 52, one side fixedly connected with connecting rod 55 that slide 53 was kept away from to ejector pad 54, one end outer wall rotation that the ejector pad 54 was kept away from to connecting rod 55 is connected with dislocation piece 56, one side fixedly connected with stopper 57 that ejector pad 54 was kept away from to slide 53, second connection frame 3 outside fixedly connected with slot 58, inside grafting of slot 58 has inserted block 510, the spacing frame 59 of second connection frame 3 outside fixedly connected with.

Further, the side of the limiting frame 59, which is close to the slot 58 and the second connecting frame 3, is provided with openings, and the sliding plate 53 is slidably connected to the connecting slot 51 and the inner wall of the limiting frame 59, so that the limiting frame 59 can stably move.

Further, the limiting opening is formed in one side, close to the limiting frame 59, of the slot 58 and the inside of the insert block 510, and the limiting block 57 penetrates through one side of the slot 58 and extends to the inside of the insert block 510 through the formed limiting opening, so that the limiting block 57 can conveniently limit the insert block 510, and the insert block 510 cannot be pulled out of the inside of the slot 58.

Further, a dislocation opening is formed in one side, away from the slot 58, of the limiting frame 59, the size of the dislocation block 56 is smaller than that of the dislocation opening, and the dislocation block 56 can be limited through the dislocation opening.

Further, a moving port matched with the push block 54 is formed in one side, far away from the second connecting frame 3, of the limiting frame 59, and the push block 54 penetrates through one side of the limiting frame 59 through the formed moving port, so that the slide plate 53 can be pushed to stably move through the push block 54, and the reinforcement purpose is achieved.

Example two

Referring to fig. 1 to 2, on the basis of the first embodiment, the mounting mechanism 4 further includes a mounting groove 41, the mounting groove 41 is formed in the top of the second connecting frame 3, a magnetic block 42 is fixedly connected to the inner wall of the mounting groove 41, a mounting block 44 is arranged at the top of the magnetic block 42, and a cover plate body 43 is fixedly connected to one side of the mounting block 44, so that the purpose of preliminary limiting and reinforcing of the cover plate body 43 is achieved.

Further, the bottom of the mounting block 44 contacts with the top of the magnetic block 42, and the surfaces of the magnetic block 42 and the mounting block 44 close to each other are opposite magnetic poles, so as to achieve the purpose of reinforcing the cover plate body 43.

Further, the cover plate body 43 is sleeved at the top end of the battery body 2, the bottom of the cover plate body 43 is contacted with the top of the second connecting frame 3, and the cover plate body 43 can be supported.

Further, the mounting block 44 is inserted into the mounting groove 41, and the insert block 510 is fixedly connected to the outer side of the cover plate body 43, so as to achieve the purpose of limiting and reinforcing the cover plate body 43.

In the actual operation process, when the device is used, firstly, a worker pushes the push block 54, so that the push block 54 can drive the sliding plate 53 to compress the spring 52, meanwhile, the sliding plate 53 can drive the limiting block 57 to be separated from the inside of the inserting block 510, so that the limiting of the inserting block 510 is canceled, meanwhile, in the moving process of the push block 54, the positioning block 56 can be driven by the connecting rod 55 to move towards the positioning opening close to the limiting frame 59, the positioning block 56 can extend to the outside of the limiting frame 59 through the positioning opening, the positioning block 56 is rotated by ninety degrees, the positioning block 56 and the positioning opening are misplaced, so that the limiting of the limiting block 57 is realized, the limiting block 57 can not be inserted into the inside of the inserting block 510 again under the elastic action of the spring 52, then, the worker can insert the mounting block 44 into the inside of the corresponding mounting groove 41 through the cover plate body 43, and meanwhile, the inserting block 510 can be inserted into the corresponding slot 58, and the purpose of preliminary limiting and mounting can be realized on the cover plate body 43 under the magnetic action of the mounting block 44 and the magnetic block 42;

after the cover plate body 43 is installed and limited, the misplacement block 56 can be rotated by ninety degrees, so that the misplacement block 56 can be reset and can be moved through a misplacement opening formed in the limiting frame 59, the sliding plate 53 can be pushed to move under the elastic action of the spring 52, the sliding plate 53 drives the limiting block 57 to be inserted into the inserting block 510, limiting of the inserting block 510 is achieved, the inserting block 510 cannot be pulled out of the inserting groove 58, the purpose of reinforcing and limiting the cover plate body 43 is achieved, and the stability of the cover plate body 43 is further enhanced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Claims

1. The utility model provides a cylinder type lithium cell negative pole apron, includes first connecting frame (1), its characterized in that: the battery is characterized in that a battery body (2) is fixedly connected inside the first connecting frame (1), an installation mechanism (4) is arranged at the top of the battery body (2), a second connecting frame (3) is fixedly connected to the outer side of the battery body (2), and reinforcing mechanisms (5) are arranged on two sides of the second connecting frame (3);

reinforcing mechanism (5) are including spread groove (51), spread groove (51) are seted up in the second connecting frame (3) outside, spread groove (51) inner wall fixedly connected with spring (52), one end fixedly connected with slide (53) of spread groove (51) are kept away from to spring (52), one side fixedly connected with ejector pad (54) that slide (53) is close to spring (52), one side fixedly connected with connecting rod (55) of slide (53) are kept away from to ejector pad (54), one end outer wall rotation that ejector pad (54) were kept away from to connecting rod (55) is connected with dislocation piece (56), one side fixedly connected with stopper (57) of ejector pad (54) are kept away from to slide (53), second connecting frame (3) outside fixedly connected with slot (58), inside grafting of slot (58) has inserted block (510), one side fixedly connected with spacing frame (59) in the second connecting frame (3).

2. The cylindrical lithium battery anode cover plate according to claim 1, wherein: the limiting frame (59) is arranged at one side close to the slot (58) and the second connecting frame (3) and is provided with an opening, and the sliding plate (53) is connected to the inner walls of the connecting slot (51) and the limiting frame (59) in a sliding way.

3. The cylindrical lithium battery anode cover plate according to claim 1, wherein: limiting openings are formed in one side, close to the limiting frame (59), of the slot (58) and the inside of the plug block (510), and the limiting block (57) penetrates through one side of the slot (58) through the limiting opening and extends to the inside of the plug block (510).

4. The cylindrical lithium battery anode cover plate according to claim 1, wherein: and a dislocation opening is formed in one side, far away from the slot (58), of the limiting frame (59), and the size of the dislocation block (56) is smaller than that of the dislocation opening.

5. The cylindrical lithium battery anode cover plate according to claim 1, wherein: and one side of the limiting frame (59) far away from the second connecting frame (3) is provided with a moving port matched with the pushing block (54), and the pushing block (54) penetrates through one side of the limiting frame (59) through the opened moving port.

6. The cylindrical lithium battery anode cover plate according to claim 1, wherein: the mounting mechanism (4) comprises a mounting groove (41), the mounting groove (41) is formed in the top of the second connecting frame (3), a magnetic block (42) is fixedly connected to the inner wall of the mounting groove (41), a mounting block (44) is arranged on the top of the magnetic block (42), and a cover plate body (43) is fixedly connected to one side of the mounting block (44).

7. The cylindrical lithium battery negative electrode cover plate according to claim 6, wherein: the bottom of the mounting block (44) is contacted with the top of the magnetic block (42), and the surfaces of the magnetic block (42) and the mounting block (44) which are close to each other are opposite magnetic poles.

8. The cylindrical lithium battery negative electrode cover plate according to claim 6, wherein: the cover plate body (43) is sleeved at the top end of the battery body (2), and the bottom of the cover plate body (43) is contacted with the top of the second connecting frame (3).

9. The cylindrical lithium battery negative electrode cover plate according to claim 6, wherein: the mounting block (44) is inserted into the mounting groove (41), and the insertion block (510) is fixedly connected to the outer side of the cover plate body (43).