CN212587646U

CN212587646U - Lithium battery convenient to heat dissipation and explosion-proof

Info

Publication number: CN212587646U
Application number: CN202020773876.0U
Authority: CN
Inventors: 孙其勇; 张德林
Original assignee: Anhui Wuxing Power New Energy Co ltd
Current assignee: Anhui Wuxing Power New Energy Co ltd
Priority date: 2020-05-02
Filing date: 2020-05-02
Publication date: 2021-02-23
Anticipated expiration: 2030-05-02

Abstract

The utility model discloses a lithium cell convenient to heat dissipation and explosion-proof, including electric core and coupling mechanism, electric core is equipped with a plurality of, every the outer wall of electric core all wraps up PVC plastic casing, every four corner positions of PVC plastic casing's the left and right sides lateral wall all extend with the body has spherical piece, adjacent two connect through coupling mechanism between the PVC plastic casing of electric core outer wall, coupling mechanism is including X type link, the left and right sides lateral wall central point of X type link puts and all is equipped with the connecting block, every the upper and lower both sides of connecting block all are equipped with and are used for propping the stainless steel bullet piece between two adjacent PVC plastic casings with X type link. The utility model relates to a lithium cell convenient to heat dissipation and explosion-proof is convenient for play fine radiating effect, plays fine explosion-proof effect, simple and convenient simultaneously.

Description

Lithium battery convenient to heat dissipation and explosion-proof

Technical Field

The utility model relates to a relevant technical field of lithium cell specifically is a lithium cell convenient to heat dissipation and explosion-proof.

Background

Lithium batteries refer to batteries containing lithium (including metallic lithium, lithium alloys and lithium ions, lithium polymers) in an electrochemical system; lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries; lithium metal batteries are generally non-rechargeable and contain lithium in a metallic state; lithium ion battery does not contain the lithium of metallic state, and can charge, but at present, the lithium cell is under normal operating condition, can assemble the lithium cell according to the user demand, and have partial electric energy conversion to give off heat energy, because present lithium cell adopts plastic casing to pack lithium cell when the equipment packing, heat dispersion is not good on the one hand, the heat that causes lithium cell group can't be dispelled fast, do not possess explosion-proof function between the lithium cell after the on the other hand equipment, when installing on mobile device, very easily because of mutual collision causes the incident, so design and produced a lithium cell convenient to dispel the heat and explosion-proof here, so that solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell convenient to heat dissipation and explosion-proof to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a lithium cell convenient to heat dissipation and explosion-proof, includes electric core and coupling mechanism, electric core is equipped with a plurality of, every the outer wall of electric core has all wrapped up PVC plastic casing, every four corner positions of the left and right sides lateral wall of PVC plastic casing all extend with the body has spherical piece, adjacent two connect through coupling mechanism between the PVC plastic casing of electric core outer wall, coupling mechanism is including X type link.

Preferably, the central positions of the side walls of the left side and the right side of the X-shaped connecting frame are respectively provided with a connecting block, and the upper side and the lower side of each connecting block are respectively provided with a stainless steel elastic sheet used for supporting the X-shaped connecting frame between two adjacent PVC plastic shells.

Preferably, the central positions of the left side wall and the right side wall of each PVC plastic shell are respectively provided with a limiting groove, and every two stainless steel elastic pieces which are distributed up and down are matched and spliced with the corresponding limiting groove inner cavities.

Preferably, the main section of the stainless steel elastic sheet is in a splayed structure.

Preferably, four corner positions of the left and right sides of X type link all extend with one another there is the spliced pole, every the pointed end of spliced pole all is equipped with the inner chamber and is hollow structure's the spherical plastics cutting ferrule of PVC, every the V style of calligraphy joint breach with the inner chamber intercommunication is all seted up to one side that the spliced pole was kept away from to the spherical plastics cutting ferrule of PVC, X type link passes through the V style of calligraphy joint breach of the spherical plastics cutting ferrule of PVC and the spherical piece outer wall joint that corresponds.

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

1. the utility model relates to a lithium cell convenient to heat dissipation and explosion-proof is convenient for play fine radiating effect, plays fine explosion-proof effect, simple and convenient simultaneously.

2. The utility model discloses, put through the left and right sides lateral wall central point at every PVC plastic casing and set up the spacing groove for the most advanced of two stainless steel shell fragments that correspond can extend to spacing inslot chamber, can play certain limiting displacement to the stainless steel shell fragment, can not make stainless steel shell fragment self take place the phenomenon of dislocation because of the deformation of stainless steel shell fragment, lead to influencing whole X type link and prop up the stability between two adjacent PVC plastic casings.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is an enlarged view of a structure at a in fig. 1 according to an embodiment of the present invention;

fig. 3 is an enlarged view of a structure at B in fig. 1 according to an embodiment of the present invention.

In the figure: 1. an electric core; 2. a PVC plastic housing; 21. a spherical block; 22. a limiting groove; 3. a connecting mechanism; 31. an X-shaped connecting frame; 32. PVC spherical plastic cutting sleeves; 33. connecting columns; 34. a stainless steel spring plate; 35. and (4) connecting the blocks.

Detailed Description

In order to facilitate the use, the embodiment of the utility model provides a lithium cell convenient to heat dissipation and explosion-proof is provided. 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, the present embodiment provides a lithium battery convenient for heat dissipation and explosion prevention, including a battery core 1 and a connection mechanism 3, the battery core 1 is provided with a plurality of blocks, the outer wall of each battery core 1 is wrapped with a PVC plastic housing 2, four corner positions of the left and right side walls of each PVC plastic housing 2 are extended with spherical blocks 21 in a same body, the PVC plastic housings 2 of the outer walls of two adjacent battery cores 1 are connected by the connection mechanism 3, and the connection mechanism 3 includes an X-shaped connection frame 31.

The central positions of the left and right side walls of the X-shaped connecting frame 31 are provided with connecting blocks 35, and the upper and lower sides of each connecting block 35 are provided with stainless steel spring pieces 34 for supporting the X-shaped connecting frame 31 between two adjacent PVC plastic shells 2.

The main section of the two stainless steel spring pieces 34 which are distributed up and down is in a splayed structure.

Four corner positions of the left and right sides of X type link 31 all extend with one another there is spliced pole 33, the pointed end of every spliced pole 33 all is equipped with the PVC spherical plastic cutting ferrule 32 that the inner chamber is hollow structure, the V style of calligraphy joint breach with the inner chamber intercommunication is all seted up to one side that spliced pole 33 was kept away from to every PVC spherical plastic cutting ferrule 32, X type link 31 passes through the V style of calligraphy joint breach of PVC spherical plastic cutting ferrule 32 and the 21 outer wall joint of spherical piece that corresponds.

In the embodiment, the PVC plastic shells 2 on the outer walls of two adjacent electric cores 1 are connected through the connecting mechanism 3, that is, the X-shaped connecting frame 31 is connected with the outer wall of the corresponding spherical block 21 through the V-shaped clamping gap of the PVC spherical plastic clamping sleeve 32, so that the spherical block 21 is conveniently clamped with the inner cavity of the corresponding PVC spherical plastic clamping sleeve 32, that is, the X-shaped connecting frame 31 can be used for quickly connecting two adjacent PVC plastic shells 2, the X-shaped connecting frame 31 is supported between two adjacent PVC plastic shells 2, so that a gap exists between the PVC plastic shells 2 of two adjacent electric cores 1, which is convenient for achieving a good heat dissipation effect, the upper and lower sides of each connecting block 35 are respectively provided with the stainless steel spring plates 34 for supporting the X-shaped connecting frame 31 between two adjacent PVC plastic shells 2, and the main section of the two stainless steel spring plates 34 distributed up and down is in a splayed structure, when making take place to rock between electric core 1 like this, self deformation through stainless steel shell fragment 34 comes the buffering to shake power, makes to have fine explosion-proof effect between electric core 1 like this, prolongs electric core 1's life, and is simple and convenient.

Example 2

Referring to fig. 1-3, a further improvement is made on the basis of embodiment 1:

wherein, spacing groove 22 has all been seted up to every PVC plastic casing 2's left and right sides lateral wall central point puts, every two stainless steel shell fragment 34 that distribute from top to bottom and the matching grafting of the 22 inner chambers of spacing groove that correspond, spacing groove 22 is seted up through the left and right sides lateral wall central point that puts at every PVC plastic casing 2, make two stainless steel shell fragment 34's that correspond most advanced can extend to spacing groove 22 inner chamber, can play certain limiting displacement to stainless steel shell fragment 34, can not make stainless steel shell fragment 34 self take place the phenomenon of dislocation because of stainless steel shell fragment 34's deformation, lead to influencing whole X type link 31 and prop up the stability between two adjacent PVC plastic casing 2.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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 cell convenient to heat dissipation and explosion-proof, includes electric core (1) and coupling mechanism (3), its characterized in that: electric core (1) is equipped with a plurality of, every the outer wall of electric core (1) all wraps up PVC plastic casing (2), every four corner positions of the left and right sides lateral wall of PVC plastic casing (2) all extend with the body have spherical piece (21), adjacent two connect through coupling mechanism (3) between PVC plastic casing (2) of electric core (1) outer wall, coupling mechanism (3) are including X type link (31).

2. The lithium battery convenient for heat dissipation and explosion prevention of claim 1, wherein: the left and right sides lateral wall central point of X type link (31) puts and all is equipped with connecting block (35), every the upper and lower both sides of connecting block (35) all are equipped with and are used for propping X type link (31) stainless steel shell fragment (34) between two adjacent PVC plastic casing (2).

3. The lithium battery convenient for heat dissipation and explosion prevention of claim 2, wherein: the left and right side wall center position of PVC plastic casing (2) all seted up spacing groove (22), every two upper and lower distribution stainless steel shell fragment (34) and the matching grafting of corresponding spacing groove (22) inner chamber.

4. The lithium battery convenient for heat dissipation and explosion prevention of claim 2, wherein: the stainless steel spring plate (34) is of a splayed structure in the main section.

5. The lithium battery convenient for heat dissipation and explosion prevention of claim 1, wherein: four corner positions of the left and right sides of X type link (31) all extend with the body and have spliced pole (33), every the pointed end of spliced pole (33) all is equipped with the inner chamber and is hollow structure's spherical plastics cutting ferrule (32), every one side that spliced pole (33) were kept away from in spherical plastics cutting ferrule (32) of PVC all sets up the V style of calligraphy joint breach with the inner chamber intercommunication, V style of calligraphy joint breach and the spherical piece (21) outer wall joint that corresponds of PVC spherical plastics cutting ferrule (32) are passed through in X type link (31).