CN217281087U

CN217281087U - Box type lithium battery heat dissipation device

Info

Publication number: CN217281087U
Application number: CN202122391226.7U
Authority: CN
Inventors: 熊朝辉; 王媛
Original assignee: Jiangsu Fushitong New Energy Co ltd
Current assignee: Jiangsu Jingchuang Lithium New Energy Technology Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-08-23
Anticipated expiration: 2031-09-30

Abstract

The utility model belongs to the technical field of the lithium cell, especially, be a box formula's lithium cell heat abstractor, including battery box, battery, heat abstractor and filter mechanism, the inside of battery box is equipped with the battery, battery and battery box block, one side of battery is equipped with heat abstractor, heat abstractor is located the battery box inside, the inside bottom surface at the battery box is fixed to heat abstractor's bottom, one side of heat abstractor is equipped with filter mechanism, filter mechanism is located the inside of battery box, the inside bottom surface at the battery box is fixed to filter mechanism's bottom. The utility model discloses when installation heat dissipation mechanism, only need to dispel the heat the fixed plate on the mechanism insert and close in slot No. one, then with the limiting plate block on the stop gear in the snap ring to can install heat dissipation mechanism, when needs are dismantled, only need move out the limiting plate from the snap ring in, heat dissipation mechanism then can be popped out by compression spring and buffer block, thereby conveniently changes.

Description

Box type lithium battery heat dissipation device

Technical Field

The utility model belongs to the technical field of the lithium cell technique and specifically relates to a box formula's lithium cell heat abstractor is related to.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. With the development of scientific technology, lithium batteries have become the mainstream. Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable.

The box type lithium battery can generate heat when being charged or working, battery faults can be caused if the heat is not dissipated in time, a common heat dissipation device is usually fixed in a box body by screws, and tools are needed when the box type lithium battery is installed or replaced, so that the box type lithium battery is troublesome; in addition, dust or moisture outside the box body can be absorbed into the box body by a common heat dissipation device, the dust accumulation easily causes the service life of equipment to be reduced, and the moisture can cause the battery failure.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a box formula's lithium cell heat abstractor has easy to assemble dismantlement and dustproof and waterproof's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a box formula's lithium cell heat abstractor, includes battery box, battery, heat abstractor and filter mechanism, the inside of battery box is equipped with the battery, battery and battery box block, one side of battery is equipped with heat abstractor, heat abstractor is located the battery box inside, the inside bottom surface at the battery box is fixed to heat abstractor's bottom, one side of heat abstractor is equipped with filter mechanism, filter mechanism is located the inside of battery box, the inside bottom surface at the battery box is fixed to filter mechanism's bottom.

As the utility model discloses a preferred technical scheme of box formula's lithium cell heat abstractor, the battery box includes box, thermovent, dead lever, bed course and case lid, the thermovent has been seted up on the lateral wall of box, the fixed dead lever that is equipped with in inside bottom surface of box, the dead lever block is in the outside of battery, the inboard of dead lever is equipped with the bed course, the bed course is located the battery under, the top block of box is equipped with the case lid, filter mechanism's upper end block is on the case lid.

As the utility model discloses a preferred technical scheme of box formula's lithium cell heat abstractor, the case lid is including changing the groove and changing the lid, the change groove has been seted up to top surface one side of case lid, filtering mechanism runs through and changes the groove, filtering mechanism's upper end block is changing the inslot, the inboard of changing the groove is fixed to be equipped with and to change the lid, it is located filtering mechanism's top to change the lid.

As the utility model discloses a preferred technical scheme of box formula's lithium cell heat abstractor, heat abstractor includes a fixed block, a slot, heat dissipation mechanism and stop gear, the inside bottom surface at the box is fixed to a fixed block, a slot has been seted up on a fixed block, the inboard block of a slot has heat dissipation mechanism, the fixed stop gear that is equipped with of top surface of a fixed block, the stop gear block is in heat dissipation mechanism's top.

As the utility model discloses a preferred technical scheme of box formula's lithium cell heat abstractor, heat dissipation mechanism includes fixed plate, fan, buffer block and compression spring, the fixed plate block is inboard at a slot, the stop gear block is directly over the fixed plate, the fixed fan that is equipped with in middle part of fixed plate, the fan is located one side of battery, the below of fixed plate is equipped with the buffer block, the fixed compression spring that is equipped with in bottom of buffer block, compression spring's bottom surface is fixed in the bottom of a slot.

As the utility model discloses a preferred technical scheme of box formula's lithium cell heat abstractor, stop gear includes gag lever post, limiting plate, supporting spring and snap ring, the top surface at a fixed block is fixed to the gag lever post, the gag lever post is located upper end one side of a slot, cup joint on the gag lever post and be equipped with the limiting plate, the one end of limiting plate is cup jointed on the gag lever post, the other end block of limiting plate is in the snap ring, the upper end opposite side at a slot is fixed to the snap ring, the fixed supporting spring that is equipped with in bottom surface of limiting plate, the top surface at a fixed block is fixed to supporting spring's bottom.

As the utility model discloses a preferred technical scheme of box formula's lithium cell heat abstractor, filtering mechanism includes No. two fixed blocks, No. two slots and cassette, No. two fixed blocks are fixed in the inside bottom surface of box, No. two fixed blocks are located one side of a fixed block, No. two slots have been seted up on No. two fixed blocks, No. two the interior blocks of slot have the cassette, the cassette is located one side of thermovent, the lower extreme block of cassette is in No. two slots, the case lid is run through to the upper end of cassette, the upper end block of cassette is changing the inslot.

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

1. the utility model discloses in the in-process that uses, through being provided with a fixed block, a slot, heat dissipation mechanism and stop gear for when installation heat dissipation mechanism, only need to dispel the heat the fixed plate in the mechanism insert and close in a slot, then with the limiting plate block on the stop gear in the snap ring, thereby can install heat dissipation mechanism, when needs are dismantled, only need move out the limiting plate from the snap ring in, heat dissipation mechanism then can be popped out by compression spring and buffer block, thereby conveniently changes.

2. The utility model discloses at the in-process that uses, through being provided with case lid and filtering mechanism, change the groove on the accessible case lid inserts the cassette in No. two slots, with the upper end block of cassette in changing the inslot, then fix the cassette through changing the lid to can adsorb the dust through the thermovent and the cassette for moisture, prevent that dust and moisture from causing equipment trouble, can conveniently take out the cassette from changing the groove during the change.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along the line B-B in FIG. 1;

fig. 4 is a schematic structural view of the heat dissipation mechanism of the present invention;

fig. 5 is a schematic structural diagram of the limiting mechanism of the present invention.

In the figure: 1. a battery case; 11. a box body; 12. a heat dissipation port; 13. a fixing rod; 14. a cushion layer; 15. a box cover; 151. replacing the groove; 152. replacing the cover; 2. a battery; 3. a heat sink; 31. a first fixed block; 32. a first slot; 33. a heat dissipation mechanism; 331. a fixing plate; 332. a fan; 333. a buffer block; 334. a compression spring; 34. a limiting mechanism; 341. a limiting rod; 342. a limiting plate; 343. a support spring; 344. a snap ring; 4. a filtering mechanism; 41. a second fixed block; 42. a second slot; 43. a filter disc.

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.

Examples

Referring to fig. 1-5, the utility model provides the following technical scheme: the utility model provides a box formula's lithium cell heat abstractor, including battery box 1, battery 2, heat abstractor 3 and filter mechanism 4, battery box 1's inside is equipped with battery 2, battery 2 and battery box 1 block, one side of battery 2 is equipped with heat abstractor 3, heat abstractor 3 is located battery box 1 inside, the inside bottom surface at battery box 1 is fixed to heat abstractor 3's bottom, one side of heat abstractor 3 is equipped with filter mechanism 4, filter mechanism 4 is located battery box 1's inside, the inside bottom surface at battery box 1 is fixed to filter mechanism 4's bottom.

Referring to fig. 2 and 3, specifically, the battery box 1 includes a box body 11, a heat dissipation port 12, a fixing rod 13, a cushion layer 14 and a box cover 15, the heat dissipation port 12 is formed on a side wall of the box body 11, the fixing rod 13 is fixedly arranged on the bottom surface inside the box body 11, the fixing rod 13 is clamped on the outer side of the battery 2, the cushion layer 14 is arranged on the inner side of the fixing rod 13, the cushion layer 14 is located right below the battery 2, the box cover 15 is clamped on the upper side of the box body 11, and the upper end of the filtering mechanism 4 is clamped on the box cover 15; the box cover 15 comprises a replacing groove 151 and a replacing cover 152, the replacing groove 151 is formed in one side of the top surface of the box cover 15, the filtering mechanism 4 penetrates through the replacing groove 151, the upper end of the filtering mechanism 4 is clamped in the replacing groove 151, the replacing cover 152 is fixedly arranged on the inner side of the replacing groove 151, and the replacing cover 152 is positioned above the filtering mechanism 4; the heat dissipation device 3 comprises a first fixing block 31, a first slot 32, a heat dissipation mechanism 33 and a limiting mechanism 34, wherein the first fixing block 31 is fixed on the inner bottom surface of the box body 11, the first slot 32 is formed in the first fixing block 31, the heat dissipation mechanism 33 is clamped on the inner side of the first slot 32, the limiting mechanism 34 is fixedly arranged on the top surface of the first fixing block 31, and the limiting mechanism 34 is clamped above the heat dissipation mechanism 33.

Referring to fig. 4 and 5, specifically, the heat dissipation mechanism 33 includes a fixing plate 331, a fan 332, a buffer block 333 and a compression spring 334, the fixing plate 331 is fastened inside the first slot 32, the limit mechanism 34 is fastened right above the fixing plate 331, the fan 332 is fixedly disposed in the middle of the fixing plate 331, the fan 332 is located on one side of the battery 2, the buffer block 333 is disposed below the fixing plate 331, the compression spring 334 is fixedly disposed at the bottom of the buffer block 333, and the bottom surface of the compression spring 334 is fixed at the bottom of the first slot 32; the limiting mechanism 34 comprises a limiting rod 341, a limiting plate 342, a supporting spring 343 and a clamping ring 344, the limiting rod 341 is fixed on the top surface of the first fixing block 31, the limiting rod 341 is positioned on one side of the upper end of the first slot 32, the limiting plate 342 is sleeved on the limiting rod 341, one end of the limiting plate 342 is sleeved on the limiting rod 341, the other end of the limiting plate 342 is clamped in the clamping ring 344, the clamping ring 344 is fixed on the other side of the upper end of the first slot 32, the supporting spring 343 is fixed on the bottom surface of the limiting plate 342, and the bottom of the supporting spring 343 is fixed on the top surface of the first fixing block 31; the filtering mechanism 4 comprises a second fixing block 41, a second slot 42 and a filter sheet 43, the second fixing block 41 is fixed on the inner bottom surface of the box body 11, the second fixing block 41 is positioned at one side of the first fixing block 31, the second slot 42 is arranged on the second fixing block 41, the filter sheet 43 is clamped in the second slot 42, the filter sheet 43 is positioned at one side of the heat dissipation port 12, the lower end of the filter sheet 43 is clamped in the second slot 42, the upper end of the filter sheet 43 penetrates through the box cover 15, the upper end of the filter sheet 43 is clamped in the replacement groove 151, when the heat dissipation mechanism 33 is installed, only the fixing plate 331 on the heat dissipation mechanism 33 needs to be inserted in the first slot 32, then the limiting plate 342 on the limiting mechanism 34 is clamped in the clamping ring 344, so that the heat dissipation mechanism 33 can be installed, when the heat dissipation mechanism needs to be disassembled, only the limiting plate 342 needs to be moved out of the clamping ring 344, and the heat dissipation mechanism 33 can be popped up by the compression spring 334 and the buffer block 333, thereby facilitating replacement.

The utility model discloses an use flow and theory of operation: the utility model discloses when using, at first, open case lid 15, with the inboard of battery 2 block at dead lever 13, insert the fixed plate 331 on the heat dissipation mechanism 33 afterwards in slot 32, make fixed plate 331 compress buffer block 333 and compression spring 334, in spacing plate 342 block with stop gear 34 advances snap ring 344 afterwards, spacing plate 342 is fixed the block in snap ring 344 under supporting spring 343's effect, thereby fix heat dissipation mechanism 33 in slot 32 and accomplish the installation, fix the fixed block of case lid 15 on box 11 afterwards, open afterwards and change lid 152, insert cassette 43 in No. two slots 42 through changing groove 151, with the upper end block of cassette 43 in changing groove 151, will change lid 152 block afterwards in order to fix cassette 43, heat abstractor 3 and the installation of filtering mechanism 4 were accomplished this moment.

When the heat dissipation mechanism 33 needs to be replaced, the box cover 15 is opened, then the limit plate 342 on the limit mechanism 34 is moved out of the clamp ring 344, and at this time, the heat dissipation mechanism 33 pops out of the first slot 32 under the action of the compression spring 334, so that the replacement can be conveniently carried out; when the filter 43 is replaced, the replacement cover 152 of the case cover 15 is opened, and the filter 43 is pulled out and replaced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a box formula lithium cell heat abstractor, includes battery box (1), battery (2), heat abstractor (3) and filtering mechanism (4), its characterized in that: the inside of battery box (1) is equipped with battery (2), battery (2) and battery box (1) block, one side of battery (2) is equipped with heat abstractor (3), heat abstractor (3) are located inside battery box (1), the inside bottom surface at battery box (1) is fixed to the bottom of heat abstractor (3), one side of heat abstractor (3) is equipped with filtering mechanism (4), filtering mechanism (4) are located the inside of battery box (1), the inside bottom surface at battery box (1) is fixed to the bottom of filtering mechanism (4).

2. The heat sink for box-type lithium battery as claimed in claim 1, wherein: battery box (1) includes box (11), thermovent (12), dead lever (13), bed course (14) and case lid (15), thermovent (12) have been seted up on the lateral wall of box (11), the fixed dead lever (13) that are equipped with in inside bottom surface of box (11), dead lever (13) block is in the outside of battery (2), the inboard of dead lever (13) is equipped with bed course (14), bed course (14) are located battery (2) under, the top block of box (11) is equipped with case lid (15), the upper end block of filtering mechanism (4) is on case lid (15).

3. The heat sink for box-type lithium battery as claimed in claim 2, wherein: case lid (15) are including changing groove (151) and change lid (152), change groove (151) have been seted up to top surface one side of case lid (15), filtering mechanism (4) run through and change groove (151), the upper end block of filtering mechanism (4) is in changing groove (151), the inboard of changing groove (151) is fixed to be equipped with and to change lid (152), it is located the top of filtering mechanism (4) to change lid (152).

4. The heat sink for box-type lithium battery as claimed in claim 1, wherein: heat abstractor (3) are including fixed block (31), slot (32), heat dissipation mechanism (33) and stop gear (34) No. one, the inside bottom surface at box (11) is fixed to fixed block (31) No. one, slot (32) have been seted up on fixed block (31) No. one, the inboard block of slot (32) has heat dissipation mechanism (33), the fixed stop gear (34) that is equipped with of top surface of fixed block (31), stop gear (34) block is in the top of heat dissipation mechanism (33).

5. The heat sink for box-type lithium battery as claimed in claim 4, wherein: heat dissipation mechanism (33) are including fixed plate (331), fan (332), buffer block (333) and compression spring (334), fixed plate (331) block is inboard in slot (32) No. one, stop gear (34) block is directly over fixed plate (331), the fixed fan (332) that is equipped with in middle part of fixed plate (331), fan (332) are located one side of battery (2), the below of fixed plate (331) is equipped with buffer block (333), the fixed compression spring (334) that is equipped with in bottom of buffer block (333), the bottom at slot (32) is fixed to the bottom surface of compression spring (334).

6. The heat sink for box-type lithium battery as claimed in claim 4, wherein: stop gear (34) include gag lever post (341), limiting plate (342), supporting spring (343) and snap ring (344), gag lever post (341) are fixed on the top surface of a fixed block (31), gag lever post (341) are located upper end one side of slot (32), it is equipped with limiting plate (342) to cup joint on gag lever post (341), the one end of limiting plate (342) is cup jointed on gag lever post (341), the other end block of limiting plate (342) is in snap ring (344), the upper end opposite side at a slot (32) is fixed to snap ring (344), the fixed supporting spring (343) that is equipped with in bottom surface of limiting plate (342), the top surface at a fixed block (31) is fixed to the bottom of supporting spring (343).

7. The heat sink for box-type lithium battery as claimed in claim 1, wherein: filtering mechanism (4) are including No. two fixed block (41), No. two slot (42) and cassette (43), the inside bottom surface at box (11) is fixed in No. two fixed block (41), No. two fixed block (41) are located one side of fixed block (31), No. two slot (42) have been seted up on No. two fixed block (41), No. two slot (42) inside block have cassette (43), cassette (43) are located one side of thermovent (12), the lower extreme block of cassette (43) is in No. two slot (42), case lid (15) are run through to the upper end of cassette (43), the upper end block of cassette (43) is in changing groove (151).