CN219106250U

CN219106250U - Self-heat-dissipation lithium battery protection plate

Info

Publication number: CN219106250U
Application number: CN202223497015.2U
Authority: CN
Inventors: 张孔飞
Original assignee: Shenzhen Yirongda Electronics Co ltd
Current assignee: Shenzhen Yirongda Electronics Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-30
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a self-heat-dissipation type lithium battery protection plate, which belongs to the technical field of lithium battery protection plates and comprises a plate body, wherein heat-conducting silica gel is arranged at the top end of the plate body, a heat-conducting plate is arranged at the top end of the heat-conducting silica gel, a plurality of radiating fins are integrally formed at the top end of the heat-conducting plate, a plurality of air passing holes are formed in each radiating fin, a protection cover is arranged above the plate body, a plurality of through grooves matched with the radiating fins are formed in the protection cover, the heat-conducting plate and the heat-conducting silica gel are arranged in the protection cover, two ventilation openings are formed in two sides of the protection cover, a base is arranged at one side of the plate body, which is far away from the protection cover, protrusions are uniformly formed at four corners of the top end of the base, through holes are formed in four corners of the base, outer frames are formed in the ventilation openings in the two sides of the protection cover, and dust-proof nets are fixed in each outer frame. This from heat dissipation formula lithium battery protection shield has improved the radiating effect, convenient dismantlement.

Description

Self-heat-dissipation lithium battery protection plate

Technical Field

The utility model belongs to the technical field of lithium battery protection plates, and particularly relates to a self-heat-dissipation type lithium battery protection plate.

Background

The lithium battery protection board is suitable for charge and discharge protection of ten strings of lithium battery packs, can ensure that the voltage difference between each single battery is smaller than a set value (generally +/-20 mV) when the battery packs are fully charged, realizes uniform charging of each single battery of the battery packs, effectively improves the charging effect in a serial charging mode, and simultaneously detects overvoltage, undervoltage, overcurrent, short circuit and overtemperature states of each single battery in the battery packs to protect and prolong the service lives of the batteries. In order to dissipate heat of the lithium battery protection board, a heat dissipation fan is generally installed on the lithium battery protection board, and not only can electric energy be consumed during operation of the heat dissipation fan, but also heat generated during operation of the heat dissipation fan reduces heat dissipation effect.

Disclosure of Invention

The present utility model is directed to a self-heat-dissipating lithium battery protection plate, which solves the problems set forth in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a from heat dissipation formula lithium battery protection shield, includes the plate body, the top of plate body is equipped with heat conduction silica gel, the top of heat conduction silica gel is equipped with the heat conduction board, the top integrated into one piece of heat conduction board has a plurality of fin, a plurality of air vents have all been seted up on every fin, the top of plate body is equipped with the protection casing, a plurality of logical grooves with the fin adaptation have been seted up on the protection casing, heat conduction board and heat conduction silica gel are all established in the protection casing, two vents have all been seted up to the both sides of protection casing, one side that the protection casing was kept away from to the plate body is equipped with the base, the four corners department homogeneous body shaping on the top of base has the arch.

In a further embodiment, through holes are formed at four corners of the base.

In a further embodiment, the vent openings on two sides of the protective cover are respectively provided with an outer frame, and a dust screen is fixed in each outer frame.

In a further embodiment, four limit bolts are respectively arranged on two sides of the protective cover, and screw holes matched with the limit bolts are respectively formed in the outer frame and two sides of the protective cover.

In a further embodiment, the four corners of the bottom end of the protective cover are uniformly formed with convex columns, and the plate body and each convex are provided with slots matched with the convex columns.

In a further embodiment, the two sides of the protective cover are uniformly formed with the convex blocks, and the top end of the base is integrally formed with four stop blocks;

two insert blocks are arranged in the protruding blocks, clamping grooves matched with the insert blocks are formed in each check block, cross bars are fixed on each insert block, and springs are sleeved on the cross bars.

The utility model has the technical effects and advantages that: this from heat dissipation formula lithium battery protection shield through setting up protection casing, fin, heat-conducting plate, heat-conducting silica gel, arch, vent and base, and heat-conducting silica gel, heat-conducting plate and fin can derive partial heat, and partial heat is spread through the space of vent and plate body below, has improved the radiating effect.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic structural diagram of a combination of a heat sink, a heat conducting plate and a heat conducting silica gel according to the present utility model;

FIG. 3 is a schematic view of the structure of the protective cover of the present utility model;

fig. 4 is an enlarged view of the structure of fig. 1 a in accordance with the present utility model.

In the figure: 1. a protective cover; 2. a heat sink; 20. a heat conductive plate; 21. thermally conductive silica gel; 3. a bump; 30. inserting blocks; 31. a cross bar; 32. a spring; 4. a plate body; 5. a protrusion; 6. a base; 60. a stop block; 7. an outer frame; 8. a limit bolt; 9. and (5) a convex column.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Referring to fig. 1 to 4, the present utility model provides a self-heat-dissipation type lithium battery protection plate, and the self-heat-dissipation type lithium battery protection plate will be described in detail with reference to the accompanying drawings.

Example 1

The utility model provides a from heat dissipation formula lithium battery protection shield, including plate body 4, plate body 4 is common lithium battery protection shield, the top of plate body 4 is equipped with heat conduction silica gel 21, the top of heat conduction silica gel 21 is equipped with heat conduction board 20, the top integrated into one piece of heat conduction board 20 has a plurality of fin 2, a plurality of air-passing holes have all been seted up on every fin 2, do benefit to the heat dissipation of fin 2, the top of plate body 4 is equipped with protection casing 1, a plurality of logical grooves with fin 2 adaptation have been seted up on the protection casing 1, heat conduction board 20 and heat conduction silica gel 21 all establish in protection casing 1, two vents have all been seted up to the both sides of protection casing 1, one side that protection casing 1 was kept away from to plate body 4 is equipped with base 6, the four corners department uniform body shaping on the top of base 6 has protruding 5, protruding 5's setting for plate body 4 below has the space, do benefit to the heat dissipation.

In this embodiment, the specific usage flow is as follows: the protection casing 1 can carry out the protection of a certain extent to plate body 4, and heat conduction silica gel 21, heat conduction board 20 and fin 2 can derive partial heat, and a plurality of wind hole on the fin 2 does benefit to the radiating plate 2 on the radiating plate thermal effluvium, and partial heat on the plate body 4 is spread through vent and the space of plate body 4 below, and heat conduction silica gel 21, heat conduction board 20 and fin 2 have replaced traditional heat dissipation fan, have saved the electric energy, have improved the radiating effect.

Example 2

On the basis of embodiment 1, through holes are formed in four corners of the base 6, so that bolts can conveniently penetrate through the through holes, and the base 6 is fixed at a proper position by the bolts in specific use.

The vent of protection casing 1 both sides is interior all to be equipped with frame 7, has all welded the dust screen in every frame 7, and the vent does benefit to thermal efflux, and the dust screen can block outside dust.

Four limit bolts 8 are arranged on two sides of the protective cover 1, screw holes matched with the limit bolts 8 are formed in each outer frame 7 and two sides of the protective cover 1, the outer frames 7 can be detached from the protective cover 1 by unscrewing the limit bolts 8, and cleaning of dust screens is facilitated.

The four corners department homogeneous body shaping of the bottom of protection casing 1 has projection 9, and the slot with the projection 9 adaptation has all been seted up on plate body 4 and every arch 5, and the stability of plate body 4 has been improved in the setting of projection 9.

The two sides of the protective cover 1 are uniformly formed with the convex blocks 3, and the top end of the base 6 is integrally formed with four stop blocks 60;

two inserting blocks 30 are arranged in the two protruding blocks 3, clamping grooves matched with the inserting blocks 30 are formed in each of the stopping blocks 60, cross rods 31 are welded on each of the inserting blocks 30, springs 32 are sleeved on each of the cross rods 31, the inserting blocks 30 and the stopping blocks 60 are arranged, the protective cover 1 can be prevented from being separated from the base 6, the four inserting blocks 30 are pushed by hands, the four springs 32 shrink and deform, the protective cover 1 can be taken down and the board body 4 can be maintained by moving up the protective cover 1, the four inserting blocks 30 are pushed during installation, the protective cover 1 is placed on the base 6, the four inserting blocks 30 are loosened, the four inserting blocks 30 are pushed to move in the resetting process of the four springs 32, and the four inserting blocks 30 are respectively inserted into the four stopping blocks 60, so that the protective cover 1 is convenient to install.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a from heat dissipation formula lithium battery protection shield, includes plate body (4), its characterized in that: the top of plate body (4) is equipped with heat conduction silica gel (21), the top of heat conduction silica gel (21) is equipped with heat conduction board (20), the top integrated into one piece of heat conduction board (20) has a plurality of fin (2), a plurality of wind holes have all been seted up on every fin (2), the top of plate body (4) is equipped with protection casing (1), set up on protection casing (1) a plurality of logical grooves with fin (2) adaptation, two vents have all been seted up in protection casing (1) to heat conduction board (20) and heat conduction silica gel (21) both sides of protection casing (1), one side that protection casing (1) was kept away from to plate body (4) is equipped with base (6), the four corners department homogeneous body shaping at the top of base (6) has arch (5).

2. The self-heat-dissipating lithium battery protection plate of claim 1, wherein: through holes are formed in four corners of the base (6).

3. The self-heat-dissipating lithium battery protection plate of claim 1, wherein: outer frames (7) are arranged in ventilation openings on two sides of the protective cover (1), and dustproof nets are fixed in each outer frame (7).

4. A self-heat-dissipating lithium battery protective plate as defined in claim 3, wherein: four limit bolts (8) are arranged on two sides of the protective cover (1), and screw holes matched with the limit bolts (8) are formed in the outer frame (7) and two sides of the protective cover (1).

5. The self-heat-dissipating lithium battery protection plate of claim 1, wherein: the four corners department homogeneous body shaping of the bottom of protection casing (1) has projection (9), all seted up the slot with projection (9) adaptation on plate body (4) and every arch (5).

6. The self-heat-dissipating lithium battery protection plate of claim 1, wherein: two sides of the protective cover (1) are integrally formed with lugs (3), and the top end of the base (6) is integrally formed with four stop blocks (60);

two insert blocks (30) are arranged in the two protruding blocks (3), clamping grooves matched with the insert blocks (30) are formed in each stop block (60), cross rods (31) are fixed on each insert block (30), and springs (32) are sleeved on each cross rod (31).