CN210489689U

CN210489689U - Lithium cell group is with baffle structure convenient to heat dissipation

Info

Publication number: CN210489689U
Application number: CN201921787468.4U
Authority: CN
Inventors: 王希明; 艾俊杰; 彭丽娟; 陈婷
Original assignee: Weirui New Energy Co ltd
Current assignee: Weirui New Energy Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-05-08
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a lithium cell group is with baffle structure convenient to heat dissipation, including shell, insulating pad and base plate, both ends surface all inlays and is connected with the radiator-grid about the shell, and the inside top welding of shell has the roof, the upper surface of roof is connected with insulating pad, the inside fixedly connected with spring of connecting block, and the top of spring is fixed with the connecting plate, the upper surface of connecting plate is connected with the lug, and the top and the bottom of lug are all pasted and are connected with the rubber pad, the lower surface of roof is connected with the mounting panel, and the lower surface of mounting panel is connected with the baffle, the surface of baffle is seted up jaggedly, the bottom of baffle is connected with the base plate that is located the inside bottom of shell, and the upper surface of base plate is seted up. This lithium cell group is with being convenient for radiating baffle structure not only can be stable separate, can ensure simultaneously that inside thermal stability gives off, avoids appearing dangerously.

Description

Lithium cell group is with baffle structure convenient to heat dissipation

Technical Field

The utility model relates to a lithium cell group technical field specifically is a lithium cell group is with baffle structure convenient for heat dissipation.

Background

The lithium battery is the mainstream battery in the current market, and has a lot of advantages, in some cases, users can combine the lithium batteries together to form the lithium battery pack so as to meet the power supply requirements of different situations, and in order to avoid the use disorder among the lithium batteries, a partition plate is generally used for certain isolation;

however, although the conventional separator structure for a lithium battery pack in the market can perform a separation function when in use, the separator structure for a lithium battery pack is closed in surface structure, and heat generated when the battery is used is difficult to be dissipated, so that danger is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell group is with baffle structure convenient to heat dissipation to current baffle structure for lithium cell group on the market that proposes in solving above-mentioned background art is when using, though can play the divided effect, but because its surface structure is airtight, the heat that produces when the battery uses is difficult to give off, thereby appears dangerous problem easily.

In order to achieve the above object, the utility model provides a following technical scheme: a partition plate structure convenient for heat dissipation for a lithium battery pack comprises a shell and an insulating pad substrate, wherein heat dissipation nets are connected to the surfaces of the left end and the right end of the shell in an embedded mode, a top plate is welded to the top end of the inside of the shell, an insulating pad is connected to the upper surface of the top plate, a connecting block is fixedly connected to the upper surface of the insulating pad, a spring is fixedly connected to the inside of the connecting block, and a connecting plate is fixed to the top end of the spring;

the upper surface of connecting plate is connected with the lug, and the top and the bottom of lug are all pasted and are connected with the rubber pad, the lower surface of roof is connected with the mounting panel, and the lower surface of mounting panel is connected with the baffle, the surface of baffle is seted up jaggedly, and the top of breach is provided with the connecting rod of interlude in the baffle inside, the bottom of baffle is connected with the base plate that is located the inside bottom of shell, and the upper surface of base plate is seted up flutedly.

Preferably, the top plate and the insulating pad are connected in a sticking manner, the connecting blocks are distributed on the upper surface of the insulating pad at equal intervals, and the longitudinal section of each connecting block is in a U-shaped structure.

Preferably, the connection mode of connecting plate and connecting block is block connection, and the connecting plate is sliding construction in the inside of connecting block to connecting plate and lug constitute integrated structure, the integrated configuration of lug and connecting plate passes through the spring and constitutes elastic mechanism with the connecting block simultaneously.

Preferably, the connection mode of mounting panel and roof is bolted connection, and the connection mode of mounting panel and baffle is the welding, and the bottom block of baffle is connected in the inside of recess.

Preferably, the connection mode of base plate and shell is bolted connection, and the baffle is equidistant distribution on the base plate to the breach position on the baffle monomer corresponds.

Compared with the prior art, the beneficial effects of the utility model are that: the lithium battery pack adopts a partition plate structure convenient for heat dissipation, so that not only can stable partition be realized, but also stable dissipation of internal heat can be ensured, and danger is avoided;

1. the baffle single bodies are fixedly connected together through the connecting rod, so that the integral assembly and disassembly are convenient, and the notches arranged on the baffles are in one-to-one correspondence in position, so that heat can be prevented from being blocked during circulation during heat dissipation, and stable heat dissipation is ensured;

2. the lug and the connecting plate are combined into an integrated structure, and meanwhile, the connecting plate is clamped in the connecting block which is in a U shape at the forefront, so that the connecting plate can be limited by elasticity when sliding under the action of the spring, and certain buffering and shock absorption can be carried out when collision occurs;

3. the base plate is fixed in the inside bottom of shell through bolted connection's mode, and the recess that sets up on the base plate is convenient for the baffle to carry out the block with the base plate and is connected to be convenient for with the accurate location of mounted position, the lithium cell is also convenient for place to the recess simultaneously.

Drawings

FIG. 1 is a front view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the substrate of the present invention;

FIG. 3 is a schematic view of the baffle plate of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a heat-dissipating web; 3. a top plate; 4. an insulating pad; 5. connecting blocks; 6. a spring; 7. a connecting plate; 8. a bump; 9. a rubber pad; 10. mounting a plate; 11. a baffle plate; 12. a notch; 13. a connecting rod; 14. a substrate; 15. and (4) a groove.

Detailed Description

In the following, reference will be made to the accompanying drawings in the embodiments of the present invention for clearly and completely describing the technical solutions 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. 1-4, the present invention provides a technical solution: a baffle structure convenient for heat dissipation for a lithium battery pack comprises a shell 1, a heat dissipation net 2, a top plate 3, an insulating pad 4, a connecting block 5, a spring 6, a connecting plate 7, a lug 8, a rubber pad 9, a mounting plate 10, a baffle 11, a notch 12, a connecting rod 13, a base plate 14 and a groove 15, wherein the heat dissipation net 2 is embedded and connected on the surfaces of the left end and the right end of the shell 1, the top end inside the shell 1 is welded with the top plate 3, the upper surface of the top plate 3 is connected with the insulating pad 4, the upper surface of the insulating pad 4 is fixedly connected with the connecting block 5, the spring 6 is fixedly connected inside the connecting block 5, the connecting plate 7 is fixed at the top end of the spring 6, the connecting plate 7 is connected with the connecting block 5 in a clamping manner, the connecting plate 7 is of a sliding structure inside the connecting block 5, the connecting plate 7 and the lug 8 form an integrated structure, and, thus, the pressure is buffered and damped by the lug 8;

the upper surface of the connecting plate 7 is connected with a convex block 8, the top end and the bottom end of the convex block 8 are both connected with a rubber pad 9 in an adhering manner, the lower surface of the top plate 3 is connected with a mounting plate 10, the lower surface of the mounting plate 10 is connected with a baffle plate 11, the mounting plate 10 is connected with the top plate 3 in a bolt manner, the mounting plate 10 is connected with the baffle plate 11 in a welding manner, the bottom end of the baffle plate 11 is connected with the inside of a groove 15 in a clamping manner, so that the baffle plate 11 is positioned and mounted in the inside of the shell 1 conveniently, a notch 12 is formed in the outer surface of the baffle plate 11, a connecting rod 13 penetrating into the baffle plate 11 is arranged above the notch 12, the bottom end of the baffle plate 11 is connected with a base plate 14 positioned at the bottom end of the inside of the shell 1, the upper surface of the base plate 14 is provided with a, this facilitates heat dissipation through the notches 12.

As shown in the figures 1 and 4, the connection mode of the top plate 3 and the insulating pad 4 is a sticking connection, the connecting blocks 5 are distributed on the upper surface of the insulating pad 4 at equal intervals, the longitudinal section of each connecting block 5 is in a U-shaped structure, and the connecting blocks 5 with the U-shaped longitudinal section are arranged at equal intervals, so that the lugs 8 are arranged at the top of the device at equal intervals, and the shock absorption is conveniently carried out by utilizing the buffer structure to protect the device.

The working principle is as follows: when the partition plate structure convenient for heat dissipation for the lithium battery pack is used, firstly, the base plate 14 is fixed at the bottom end inside the shell 1 in a bolt connection mode, then, the baffle plate 11 is positioned and installed inside the shell 1 through the groove 15 shown in fig. 2, at the moment, the installation plate 10 shown in fig. 1 is attached to the top plate 3, and a worker fixedly connects the installation plate 10 and the top plate 3 through bolts again;

after the baffle 11 is installed, the notches 12 on the surface of the baffle 11 are in one-to-one correspondence, so that heat dissipation is facilitated, heat is finally discharged to the outside through the heat dissipation net 2 shown in fig. 1, and the connecting rod 13 at the top of the baffle 11 is used for fixing the baffle 11 monomers together so as to facilitate disassembly and assembly;

when the lithium battery pack is used, if collision is encountered from the upper part, at the moment, external foreign matters firstly contact the lug 8, the lug 8 is pressed to move downwards, so that the spring 6 is compressed through the connecting plate 7, the connecting plate 7 slides on the connecting block 5 shown in fig. 4, vibration is counteracted due to the elastic force of the spring 6, and buffering and shock absorption are realized, which is the whole process of using the lithium battery pack with the partition plate structure convenient for heat dissipation, and the content which is not described in detail in the specification belongs to the prior art which is well known by a person skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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. A lithium cell group is with baffle structure convenient to heat dissipation, includes shell (1), insulating pad (4) and base plate (14), its characterized in that: the heat dissipation device is characterized in that the surfaces of the left end and the right end of the shell (1) are respectively connected with a heat dissipation net (2) in an embedded mode, the top end of the interior of the shell (1) is welded with a top plate (3), the upper surface of the top plate (3) is connected with an insulating pad (4), the upper surface of the insulating pad (4) is fixedly connected with a connecting block (5), the interior of the connecting block (5) is fixedly connected with a spring (6), and the top end of the spring (6) is fixedly connected with a connecting plate (7;

the upper surface of connecting plate (7) is connected with lug (8), and the top and the bottom of lug (8) all paste and be connected with rubber pad (9), the lower surface of roof (3) is connected with mounting panel (10), and the lower surface of mounting panel (10) is connected with baffle (11), breach (12) are seted up to the surface of baffle (11), and the top of breach (12) is provided with and alternates at inside connecting rod (13) of baffle (11), the bottom of baffle (11) is connected with base plate (14) that are located the inside bottom of shell (1), and the upper surface of base plate (14) is seted up flutedly (15).

2. The separator structure of claim 1, wherein the separator structure is configured to facilitate heat dissipation in a lithium battery pack, and further comprises: the connection mode of roof (3) and insulating pad (4) is for pasting the connection, and connecting block (5) equidistant distribution on the upper surface of insulating pad (4) to the longitudinal section of connecting block (5) is "U" font structure.

3. The separator structure of claim 1, wherein the separator structure is configured to facilitate heat dissipation in a lithium battery pack, and further comprises: the connection mode of connecting plate (7) and connecting block (5) is the block connection, and connecting plate (7) is sliding construction in the inside of connecting block (5), and connecting plate (7) and lug (8) constitute integrated structure, and the integrated configuration of lug (8) and connecting plate (7) passes through spring (6) and constitutes elastic mechanism with connecting block (5) simultaneously.

4. The separator structure of claim 1, wherein the separator structure is configured to facilitate heat dissipation in a lithium battery pack, and further comprises: the mounting plate (10) and the top plate (3) are connected through bolts, the mounting plate (10) and the baffle plate (11) are connected through welding, and the bottom end of the baffle plate (11) is clamped and connected inside the groove (15).

5. The separator structure of claim 1, wherein the separator structure is configured to facilitate heat dissipation in a lithium battery pack, and further comprises: the base plate (14) and the shell (1) are connected through bolts, the baffle plates (11) are distributed on the base plate (14) at equal intervals, and the positions of the notches (12) on the baffle plates (11) are corresponding.