CN211719671U

CN211719671U - Lithium battery with anti-deformation and anti-falling cap

Info

Publication number: CN211719671U
Application number: CN202020692128.XU
Authority: CN
Inventors: 孔伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-10-20
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a block has lithium cell that shape of preapring for an unfavorable turn of events drops, including casing and block, the block activity is pegged graft in the upper end of casing, the upper end left and right sides difference fixedly connected with positive pole and the negative pole of block, the bottom fixedly connected with apron of block. This lithium battery block that shape of preapring for an unfavorable turn of events drops, through setting up fixed plate and push pedal isotructure, after battery live time is longer, the inside battery of casing takes place the inflation, it has an ascending effort to make the battery to the push pedal of block bottom, it makes to make the push pedal upward movement in the fixed plate, the ejector pad promotion movable block of push pedal both sides thinks the both sides motion, make the push rod shift out from the fixed plate, promote the spring clamp of fixing in the slot through pushing away the groove, it is inseparable to make the spring clamp and be connected between the slot, the gasket of push pedal upper end has the promotion of push pedal to take place deformation in the dashpot after the battery inflation simultaneously, the perk of casing top has been prevented, the zonulae occludens of.

Description

Lithium battery with anti-deformation and anti-falling cap

Technical Field

The utility model belongs to the technical field of the lithium cell block and specifically relates to a block has lithium cell that shape of preapring for an unfavorable turn of events drops.

Background

The lithium battery has wide application in work and life, has better electricity storage performance and discharge performance, is popular with most people, and is increasingly applied by the lithium battery with high specific energy, high specific power and long cycle life along with the rapid development of the lithium battery technology and the higher and higher requirements of the new energy application fields such as electric vehicles and the like, particularly the application in the aspect of vehicle power is more prominent.

At present, some electric motor cars also use the lithium cell storage battery gradually to act as the main power source of electric motor car, but, behind the lithium cell storage battery of long-term use for overcharging's reason, the dilatant phenomenon can appear in the battery, so the battery apron that is located the lithium cell top because the majority is plastic construction, when the inside inflation that takes place of battery, because the fastening force is not enough to lead to the apron to become flexible unable normal use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a block has the lithium cell that the shape of preapring for an unfavorable turn of events drops to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a block has lithium cell that shape of preapring for an unfavorable turn of events drops, includes casing and block, the block activity is pegged graft in the upper end of casing, the upper end left and right sides of block is fixedly connected with positive pole and negative pole respectively, the bottom fixedly connected with apron of block.

In a further embodiment, a transversely arranged handle is fixedly connected to the middle position of the upper end of the cap, vertically arranged spring clamps are fixedly connected to the middle positions of the left side and the right side of the bottom end of the cap, and the cap is the same as the shell in size.

In a further embodiment, slots are formed in the left side and the right side of the upper surface of the shell, the spring clamp can be movably inserted into the slots, and the right side of each slot is located on the inner wall of the shell and provided with a push groove.

In a further embodiment, the bottom end of the fixed plate is slidably connected with a push plate, and the middle position of the left side surface and the right side surface of the fixed plate is slidably connected with a push rod.

In a further embodiment, the push plate extends into the fixed plate, two side faces of the inner end of the push plate are fixedly connected with push blocks, the end of the push rod extends into the fixed plate, and the end of the push rod is fixedly connected with a moving block.

In a further embodiment, a gasket is transversely and fixedly connected to the upper end of the inner part of the fixing plate, the tail end of the gasket is in contact with the push plate, and a buffer groove is formed in the upper end of the gasket.

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

1. this lithium battery cap that shape of preapring for an unfavorable turn of events drops through setting up spring clamp and slot isotructure, when fixing the casing, only needs just to the position of casing top with the cap, then moves down and tightly detains the casing, and the spring clamp that sets up through the cap below is pegged graft in the slot of casing surface setting, realizes the fixed action of cap, has reached the effect that makes things convenient for the cap to fix in the casing top.

2. This lithium battery block that shape of preapring for an unfavorable turn of events drops, through setting up fixed plate and push pedal isotructure, after battery live time is longer, the inside battery of casing takes place the inflation, it has an ascending effort to make the battery to the push pedal of block bottom, it makes to make the push pedal upward movement in the fixed plate, the ejector pad promotion movable block of push pedal both sides thinks the both sides motion, make the push rod shift out from the fixed plate, promote the spring clamp of fixing in the slot through pushing away the groove, it is inseparable to make the spring clamp and be connected between the slot, the gasket of push pedal upper end has the promotion of push pedal to take place deformation in the dashpot after the battery inflation simultaneously, the perk of casing top has been prevented, the zonulae occludens of.

Drawings

Fig. 1 is a schematic perspective view of a lithium battery with a cap for preventing deformation and falling off.

Fig. 2 is a schematic diagram of a side view structure of a lithium battery with a deformation and falling prevention cap.

Fig. 3 is a schematic side sectional view of a fixing plate in a lithium battery with a cap for preventing deformation and falling.

Fig. 4 is a schematic view of a bottom-up perspective structure of a lithium battery with a cap for preventing deformation and falling off.

In the figure: 1. a housing; 2. capping; 21. a handle; 22. a spring clip; 221. a slot; 222. pushing the groove; 3. a positive electrode; 4. a negative electrode; 5. a fixing plate; 51. pushing the plate; 52. a push rod; 53. a push block; 54. a moving block; 6. a gasket; 61. a buffer tank.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

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.

Example 1

Referring to fig. 1-3, in an embodiment of the present invention, a cap for preventing deformation and dropping of a lithium battery includes a housing 1 and a cap 2, the cap 2 is movably inserted into an upper end of the housing 1, a transversely disposed handle 21 is fixedly connected to an upper middle position of the cap 2, vertically disposed spring clips 22 are fixedly connected to middle positions of left and right sides of a bottom end of the cap 2, the cap 2 has the same size as the housing 1, an anode 3 and a cathode 4 are fixedly connected to left and right sides of the upper end of the cap 2, a fixing plate 5 is fixedly connected to the bottom end of the cap 2, slots 221 are respectively formed on left and right sides of an upper surface of the housing 1, the spring clips 22 are movably inserted into the slots 221, a push slot 222 is formed on a right side of the slot 221, and by arranging structures such as the spring clips 22 and the slots 221, when the housing 1 is fixed, only need just to cover cap 2 to the position of casing 1 top, then move down and tightly detain casing 1, peg graft in the slot 221 that casing 1 surface set up through the spring clamp 22 that covers cap 2 below set up, realize cover cap 2's fixed action, reached and made things convenient for cover cap 2 to fix the effect in casing 1 top.

Example 2

The difference from example 1 is: the bottom end of the fixed plate 5 is slidably connected with a push plate 51, the middle positions of the left side surface and the right side surface of the fixed plate 5 are slidably connected with push rods 52, the push plate 51 extends to the inside of the fixed plate 5, the two side surfaces of the inner end of the push plate 51 are fixedly connected with push blocks 53, the end of each push rod 52 extends to the inside of the fixed plate 5, the end of each push rod 52 is fixedly connected with a moving block 54, the upper end of the inner part of the fixed plate 5 is transversely fixedly connected with a gasket 6, the end of each gasket 6 is in contact with the push plate 51, the upper end of each gasket 6 is provided with a buffer groove 61, through the arrangement of the fixed plate 5, the push plates 51 and other structures, after the batteries are used for a long time, the batteries in the shell 1 expand, so that the batteries have an upward acting force on the push plate 51 at the bottom, make push rod 52 shift out from in the fixed plate 5, promote the spring clamp 22 of fixing in slot 221 through pushing away groove 222 for be connected between spring clamp 22 and slot 221 inseparabler, simultaneously the gasket 6 of push pedal 51 upper end has push pedal 51's promotion to take place deformation in dashpot 61 after the battery inflation, has prevented casing 1 top perk, has reached protection casing 1 and has guaranteed the zonulae occludens of block 2 and casing 1 simultaneously.

The utility model discloses a theory of operation is: when the shell 1 is fixed, the cap 2 is just opposite to the position above the shell 1, then the shell 1 is fastened by moving downwards, the spring clamp 22 arranged below the cap 2 is inserted into the slot 221 arranged on the surface of the shell 1, so that the fixing effect of the cap 2 is realized, after the battery is used for a long time, the battery inside the shell 1 expands, so that the battery has an upward acting force on the push plate 51 at the bottom end of the cap 2, the push plate 51 moves upwards in the fixing plate 5, the push blocks 53 at two sides of the push plate 51 push the moving block 54 to move towards two sides, so that the push rod 52 moves out of the fixing plate 5, the spring clamp 22 fixed in the slot 221 is pushed through the push slot 222, so that the connection between the spring clamp 22 and the slot 221 is tighter, and simultaneously, the gasket 6 at the upper end of the push plate 51 is pushed by the push plate 51 to deform in the buffer slot 61 after the battery expands, the housing 1 is prevented from tilting upward.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a block has lithium cell that shape of preapring for an unfavorable turn of events drops, includes casing (1) and block (2), block (2) activity is pegged graft in the upper end of casing (1), its characterized in that, the upper end left and right sides of block (2) is fixedly connected with positive pole (3) and negative pole (4) respectively, the bottom fixedly connected with fixed plate (5) of block (2).

2. A lithium battery with a cover cap for preventing deformation and falling off as claimed in claim 1, wherein a handle (21) is fixedly connected to the middle position of the upper end of the cover cap (2) in the transverse direction, vertically arranged spring clips (22) are fixedly connected to the middle positions of the left side and the right side of the bottom end of the cover cap (2), and the size of the cover cap (2) is the same as that of the shell (1).

3. A lithium battery with a cover cap for preventing deformation and falling off as claimed in claim 2, wherein the slots (221) are formed on both left and right sides of the upper surface of the casing (1), the spring clip (22) is movably inserted into the slots (221), and the push groove (222) is formed on the inner wall of the casing (1) on the right side of the slots (221).

4. A lithium battery with a deformation and drop preventing cap as claimed in claim 1, characterized in that the bottom end of the fixing plate (5) is slidably connected with a push plate (51), and the middle position of the left and right sides of the fixing plate (5) is slidably connected with a push rod (52).

5. A lithium battery with a deformation and drop preventing cap as claimed in claim 4, characterized in that the push plate (51) extends to the inside of the fixing plate (5), two side faces of the inner end of the push plate (51) are fixedly connected with push blocks (53), the end of the push rod (52) extends to the inside of the fixing plate (5), and the end of the push rod (52) is fixedly connected with a moving block (54).

6. A lithium battery with a cover cap for preventing deformation and falling off as claimed in claim 5, wherein the fixing plate (5) is transversely and fixedly connected with a gasket (6) at the upper end, the end of the gasket (6) is contacted with the push plate (51), and the upper end of the gasket (6) is provided with a buffer groove (61).