CN215070236U

CN215070236U - Combined small lithium battery

Info

Publication number: CN215070236U
Application number: CN202121553959.XU
Authority: CN
Inventors: 张有刚
Original assignee: Tianjin Zhongxin New Energy Technology Co ltd
Current assignee: Tianjin Zhongxin New Energy Technology Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-12-07
Anticipated expiration: 2031-07-09

Abstract

The utility model relates to the technical field of lithium batteries, in particular to a combined small lithium battery, which comprises a device main body, wherein the device main body comprises a lithium battery main body, and fixed blocks are arranged on two sides of the outer part of the lithium battery main body; splicing mechanism, splicing mechanism includes the cavity, and the cavity is seted up in the inside both sides of fixed block, the inside of cavity all is provided with the fixture block, and the both sides of fixture block bottom all install the spring, the bottom of spring all installs on the cavity inner wall, the push rod is all installed at the both ends that the cavity is close to one side mutually, the both sides of fixed block bottom all are provided with even board, the inserted block is all installed to the outside other both sides of fixed block. The utility model discloses effectively prevented because the lithium cell is the cylinder mostly, can lead to the lithium cell to empty when the welded plate produces and rocks, produced the landing from the operation panel, increased operating personnel's working strength, operated comparatively loaded down with trivial details problem.

Description

Combined small lithium battery

Technical Field

The utility model relates to a lithium cell technical field specifically is a modular small-size lithium cell.

Background

The lithium battery can be roughly divided into a lithium metal battery and a lithium ion battery, the lithium ion battery does not contain lithium in a metal state, and can be charged, so that people can use the lithium battery in daily life, and when a plurality of lithium batteries are used, an operator is required to weld tin wires of welding circuit boards among the lithium batteries, so that the existing combined small lithium battery basically meets the use requirements of people, and some problems still exist.

Present lithium cell when carrying out multisection welding, need place the battery and arrange the combination on the welding board, nevertheless because the lithium cell is the cylinder mostly, can lead to the lithium cell to empty when the welding board produces and rock, produces the landing from the operation panel, has increased operating personnel's working strength, and the operation is comparatively loaded down with trivial details, has reduced ease of use and suitability, therefore needs a neotype small-size lithium cell of combination formula to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular small-size lithium cell to solve and to provide in the above-mentioned background art because the lithium cell is the cylinder mostly, can lead to the lithium cell to empty when the welded plate produces and rocks, produce the landing from the operation panel, increased operating personnel's working strength, operate comparatively loaded down with trivial details problem.

In order to achieve the above object, the utility model provides a following technical scheme: a combined small lithium battery comprises a device main body, wherein the device main body comprises a lithium battery main body, and two sides of the outer part of the lithium battery main body are provided with fixing blocks;

splicing mechanism, splicing mechanism includes the cavity, and the cavity sets up in the inside both sides of fixed block, the inside of cavity all is provided with the fixture block, and the both sides of fixture block bottom all install the spring, the bottom of spring all installs on the cavity inner wall, the cavity is close to the both ends of one side mutually and all installs the push rod, and the one end of push rod runs through the upper surface that the cavity extends to the fixed block, the both sides of fixed block bottom all are provided with even board, and the bottom of even board all is fixed mutually with the push rod, the socket has all been seted up to the outside both sides of fixed block, and socket and cavity are linked together, the inserted block is all installed to the outside other both sides of fixed block.

Further, the both sides on fixed block top all seted up with even board matched with breach, and one side of breach and the outer wall intercommunication of fixed block, the lower surface of inserted block seted up with fixture block matched with draw-in groove, be provided with protection machanism between the fixed block.

Further, the splicing mechanism further comprises a positioning block, the positioning block is arranged on two sides of the outside of the fixing block, positioning grooves are formed in the other two sides of the outside of the fixing block, and the positioning grooves and the positioning block are designed in a symmetrical structure.

Further, protection machanism includes the lag, and the lag sets up between the fixed block, one side that the fixed block is close to mutually all is fixed mutually with the lag, and the through-hole has been seted up to the outside of lag, the louvre has been seted up to the inside of fixed block, and the upper and lower both ends of louvre all are linked together with the outer wall of fixed block.

Furthermore, the heat dissipation holes are evenly distributed in the fixed block in an annular mode, and one side, close to each heat dissipation hole, of each heat dissipation hole corresponds to the inner portion of the protective sleeve.

Further, protection machanism still includes the recess, and the recess is seted up in fixed block and lithium cell bulk phase junction, the recess is annular evenly distributed inside the fixed block.

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

1. the splicing mechanism is arranged, the clamping block is clamped with the clamping groove on the inserting block, so that the two groups of lithium battery main bodies can be spliced conveniently, and the two groups of lithium battery main bodies are spliced and fixed, so that the stability of the lithium battery main bodies in long-term use is ensured, the scattering of the lithium battery main bodies in long-term use is avoided, secondly, the splicing operation between the two groups of lithium battery main bodies is convenient under the action of the positioning block and the positioning groove, the splicing efficiency of operators is improved, the clamping between the clamping block and the clamping groove is also convenient to be released by pressing the push rod, demolish lithium cell main part, effectively prevented because the lithium cell is the cylinder mostly, can lead to the lithium cell to empty when the welded plate produces and rocks, produce the landing from the operation panel, increased operating personnel's working strength, operate comparatively loaded down with trivial details problem.

2. Through being provided with protection machanism, under the effect through the lag, be convenient for protect the outside of lithium cell main part, outside tumble injury when avoiding producing and dropping, under the effect through the through-hole, be convenient for give off lithium cell main part's heat, and through setting up the lag, make and produce the clearance between two sets of lithium cell main parts, avoid direct contact to produce the high heat, secondly under the effect through the louvre, be convenient for discharge the inside heat of lag from the louvre is inside, it is too big to avoid inside heat, and under the effect through the recess, make the heat between lithium cell main part and the fixed block carry out the efficient and give off, avoid connecting for a long time and produce too big heat, security and suitability have been increased, lithium cell main part's life has been improved greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the top-view three-dimensional cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the splicing mechanism of the present invention;

fig. 4 is a schematic front view of the cross-sectional structure of the present invention;

fig. 5 is an enlarged schematic view of the structure at a in fig. 4 according to the present invention;

FIG. 6 is a schematic view of a partial three-dimensional structure of the splicing mechanism of the present invention;

fig. 7 is a schematic diagram of the three-dimensional structure of the splicing state of the present invention.

In the figure: 111. a lithium battery main body; 112. a fixed block; 211. a cavity; 212. a clamping block; 213. a spring; 214. a push rod; 215. connecting plates; 216. a socket; 217. inserting a block; 218. positioning blocks; 219. positioning a groove; 311. a protective sleeve; 312. heat dissipation holes; 313. and (4) a groove.

Detailed Description

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.

Referring to fig. 1-7, the present invention provides an embodiment: a combined small lithium battery comprises a device main body, wherein the device main body comprises a lithium battery main body 111, and two sides of the outer part of the lithium battery main body 111 are both provided with fixing blocks 112;

the splicing mechanism comprises a cavity 211, the cavity 211 is arranged on two sides inside the fixed block 112, a fixture block 212 is arranged inside the cavity 211, springs 213 are arranged on two sides of the bottom of the fixture block 212, the bottoms of the springs 213 are arranged on the inner wall of the cavity 211, push rods 214 are arranged at two ends of one side, close to the cavity 211, of the cavity 211, one end of each push rod 214 penetrates through the cavity 211 and extends to the upper surface of the fixed block 112, connecting plates 215 are arranged on two sides of the bottom of the fixed block 112, the bottoms of the connecting plates 215 are fixed with the push rods 214, sockets 216 are arranged on two sides outside the fixed block 112, the sockets 216 are communicated with the cavity 211, inserting blocks 217 are arranged on the other two sides outside the fixed block 112, the fixture block 212 and the clamping grooves are clamped, splicing between two groups of lithium battery main bodies 111 is facilitated, and the stability of the lithium battery main bodies 111 during long-time use is guaranteed, the aging and falling of the joint of the lithium battery main body 111 in long-time use are avoided.

Furthermore, the both sides on fixed block 112 top all seted up with even board 215 matched with breach, through under the effect of breach, be convenient for press the operation to even board 215, and one side of breach and the outer wall intercommunication of fixed block 112, the lower surface of inserted block 217 is seted up and is blocked 212 matched with draw-in groove, through under the effect of block, is convenient for carry out the block 212 to the block, is provided with protection machanism between the fixed block 112.

Further, splicing mechanism still includes locating piece 218, and locating piece 218 installs in the outside both sides of fixed block 112, constant head tank 219 has all been seted up to the outside other both sides of fixed block 112, and constant head tank 219 and locating piece 218 are all symmetrical formula structural design, under the effect through locating piece 218 and constant head tank 219, be convenient for when splicing, fix a position the installation to lithium battery main part 111, avoid producing the skew when connecting, and under the effect through locating piece 218 and constant head tank 219, make when connecting for a long time, the stability of junction has been increased, avoid the junction to produce and rock the skew.

Further, protection machanism includes lag 311, and lag 311 sets up between fixed block 112, effect through lag 311 is down, be convenient for protect lithium cell main part 111's the outside, outside tumble when avoiding producing and dropping is hindered, and through setting up lag 311, make and produce the clearance between two sets of lithium cell main part 111, avoid direct contact to produce the high heat, fixed block 112 one side of being close to is all fixed mutually with lag 311, and the through-hole has been seted up to lag 311's outside, under the effect of through-hole, be convenient for discharge the inside heat of lithium cell main part 111, avoid the heat to pile up, louvre 312 has been seted up to fixed block 112's inside, and the upper and lower both ends of louvre 312 all are linked together with fixed block 112's outer wall, under the effect that is linked together through louvre 312 and fixed block 112 outer wall, just, there is to discharge the circulation to steam.

Further, the heat dissipation holes 312 are uniformly distributed in the fixing block 112 in an annular shape, so that the heat inside the protecting sleeve 311 can be conveniently discharged under the action of the heat dissipation holes 312, and the side, close to the heat dissipation holes 312, of the heat dissipation holes 312 corresponds to the inside of the protecting sleeve 311.

Further, the protection mechanism further comprises a groove 313, heat between the lithium battery main body 111 and the fixing block 112 is dissipated under the action of the groove 313, too high heat generated by long-time connection is avoided, stability is improved, the groove 313 is formed in the connection position of the fixing block 112 and the lithium battery main body 111, and the groove 313 is annularly and uniformly distributed inside the fixing block 112.

The working principle is as follows: when the lithium battery main bodies 111 need to be spliced and arranged, firstly, an operator presses the connecting plates 215 on the two sides of the fixing block 112 by using hands, so that the push rod 214 extrudes the clamping blocks 212, the spring 213 elastically deforms, the clamping blocks 212 move, then the inserting blocks 217 are inserted into the socket 216, meanwhile, the positioning blocks 218 and the positioning grooves 219 are also clamped and operated, when the inserting blocks 217 are completely inserted into the socket 216, the connecting plates 215 are loosened, the clamping blocks 212 are clamped and fixed to the clamping grooves under the action of restoring force of the spring 213, and two groups of lithium battery main bodies 111 are spliced;

when using for a long time, through the effect of lag 311, give off the heat that lithium cell main part 111 produced, make the circulation of air through the through-hole on the lag 311, when the heat was too big, under the effect through louvre 312, the heat was discharged from louvre 312 is inside, ended to this operation.

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.

Claims

1. A modular small lithium battery, comprising: the lithium battery pack comprises a device main body, wherein the device main body comprises a lithium battery main body (111), and fixing blocks (112) are arranged on two sides of the outer part of the lithium battery main body (111); the splicing mechanism comprises a cavity (211), the cavity (211) is arranged on two sides of the inner part of the fixed block (112), the inner part of the cavity (211) is provided with a fixture block (212), and the two sides of the bottom of the clamping block (212) are both provided with springs (213), the bottoms of the springs (213) are both arranged on the inner wall of the cavity (211), both ends of the cavity (211) close to one side are provided with push rods (214), one end of the push rod (214) penetrates through the cavity (211) and extends to the upper surface of the fixed block (112), connecting plates (215) are arranged on two sides of the bottom of the fixed block (112), the bottom of the connecting plate (215) is fixed with the push rod (214), the two sides of the outer part of the fixed block (112) are provided with inserting ports (216), the socket (216) is communicated with the cavity (211), and the other two sides of the outer part of the fixed block (112) are provided with the inserting blocks (217).

2. A modular small lithium battery as claimed in claim 1, characterized in that: the both sides on fixed block (112) top all seted up with even board (215) matched with breach, and the outer wall intercommunication of one side and fixed block (112) of breach, the lower surface of inserted block (217) is seted up with fixture block (212) matched with draw-in groove, be provided with protection machanism between fixed block (112).

3. A modular small lithium battery as claimed in claim 1, characterized in that: the splicing mechanism further comprises a positioning block (218), the positioning block (218) is mounted on two sides of the outside of the fixing block (112), positioning grooves (219) are formed in the other two sides of the outside of the fixing block (112), and the positioning grooves (219) and the positioning block (218) are designed in a symmetrical structure mode.

4. A modular small lithium battery as claimed in claim 2, characterized in that: protection machanism includes lag (311), and lag (311) set up between fixed block (112), one side that fixed block (112) are close to mutually all is fixed mutually with lag (311), and the through-hole has been seted up to the outside of lag (311), louvre (312) have been seted up to the inside of fixed block (112), and the upper and lower both ends of louvre (312) all are linked together with the outer wall of fixed block (112).

5. A combined small lithium battery as claimed in claim 4, characterized in that: the radiating holes (312) are uniformly distributed in the fixing block (112) in an annular mode, and one side, close to each other, of each radiating hole (312) corresponds to the inside of the protective sleeve (311).

6. A combined small lithium battery as claimed in claim 4, characterized in that: the protection mechanism further comprises a groove (313), the groove (313) is formed in the connecting position of the fixing block (112) and the lithium battery main body (111), and the groove (313) is annularly and uniformly distributed in the fixing block (112).