CN220873689U - High heat dissipation polymer lithium battery pack structure - Google Patents
High heat dissipation polymer lithium battery pack structure Download PDFInfo
- Publication number
- CN220873689U CN220873689U CN202322504182.3U CN202322504182U CN220873689U CN 220873689 U CN220873689 U CN 220873689U CN 202322504182 U CN202322504182 U CN 202322504182U CN 220873689 U CN220873689 U CN 220873689U
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- battery pack
- heat dissipation
- positioning sleeve
- fixed
- Prior art date
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 73
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 33
- 229920000642 polymer Polymers 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 238000013016 damping Methods 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 abstract description 2
- 239000000565 sealant Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 239000003292 glue Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
Abstract
The utility model discloses a high heat dissipation polymer lithium battery pack structure, which belongs to the technical field of lithium battery packs and aims at solving the problem that the bottom of a lithium battery pack shell influences ventilation and heat dissipation effects due to a placement base with thicker placement reason and vibration absorption requirement design in the prior art; according to the utility model, through the arranged heat dissipation opening mechanism, when the lithium battery pack needs to dissipate heat efficiently, the sealant block on the support base is controlled to be completely separated from the lithium battery pack shell, and the heat dissipation opening is opened, so that the heat dissipation performance of the lithium battery pack shell is enhanced, and the manner of optimizing the damping structure of the support base is realized, so that the lithium battery pack can be designed in a light and thin manner, and the heat dissipation effect under normal conditions is improved.
Description
Technical Field
The utility model belongs to the technical field of lithium battery packs, and particularly relates to a high-heat-dissipation polymer lithium battery pack structure.
Background
Along with the development of battery technology, polymer lithium batteries are widely applied to daily life and work of people, and the polymer lithium batteries have the advantages of high specific energy, good safety, long service life, environmental friendliness and the like, and the polymer lithium battery pack refers to a combination body which is formed by combining polymer lithium batteries in a serial or parallel mode, and is directly powered after a protection circuit board and a shell are added.
The polymer lithium battery generates heat seriously in the working process, especially in high-temperature summer, the battery generates heat better and more violently, at present, a radiating hole is generally formed in the side wall of the polymer lithium battery pack shell to promote ventilation and heat dissipation, but the ventilation and heat dissipation effect of the part is poor due to the fact that the bottom of the polymer lithium battery pack shell is used for placing the problem, and a thicker placing base is designed for the damping requirement in the touchdown process when the bottom of the polymer lithium battery pack shell is placed, so that the heat dissipation of the bottom of the lithium battery pack is more difficult.
Therefore, a high heat dissipation polymer lithium battery pack structure is needed, and the problem that the ventilation and heat dissipation effects are affected due to the fact that the bottom of the lithium battery pack shell is designed to be thicker due to placement reasons and shock absorption requirements in the prior art is solved.
Disclosure of utility model
The utility model aims to provide a high heat dissipation polymer lithium battery pack structure to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high heat dissipation polymer lithium cell group structure, includes lithium cell group casing, the thermovent has been seted up to lithium cell group casing's lower extreme, lithium cell group casing's below is provided with heat dissipation opening mechanism, heat dissipation opening mechanism is including supporting base, sealed glue piece, spring sleeve and flexible slide bar, the below at lithium cell group casing sets up, sealed glue piece is fixed in the upper surface center department that supports the base, two spring sleeve fixes respectively at lithium cell group casing's both sides face, flexible slide bar sliding connection is in spring sleeve's inside, spring sleeve's inside is located flexible slide bar's surface cover and is established fixedly with fixed slide, flexible slide bar penetrates the inside position cover of spring sleeve and is equipped with buffer spring, be provided with the buffering clearance between support base and the lithium cell group casing.
Further, a first locating sleeve is embedded and fixed on one side surface of the spring sleeve, a second locating sleeve is embedded and fixed on one side surface of the spring sleeve below the first locating sleeve, a first inserting plate is arranged in the first locating sleeve in a penetrating mode, and a second inserting plate is arranged in the second locating sleeve in a penetrating mode.
Further, the anti-slip finger grooves are formed in the upper surfaces of the first inserting plate and the second inserting plate, accommodating openings are formed in the upper surfaces of the first inserting plate and the second inserting plate in a penetrating mode, and elastic protruding blocks are fixed at the edges of the two side surfaces of the first inserting plate and the second inserting plate.
Further, the moving outlets are formed in one ends of the first positioning sleeve and the second positioning sleeve, the first inserting plate is slidably connected in the moving outlet of the first positioning sleeve, and the second inserting plate is slidably connected in the moving outlet of the second positioning sleeve.
Further, the upper end of the telescopic slide bar is fixed with a lifting handle, and one end of the telescopic slide bar, which is far away from the lifting handle, is fixed in the middle of the side face of the supporting base.
Further, the accommodating port is matched with the telescopic slide rod in a clamping way, and the moving-out port is communicated with the inner cavity of the spring sleeve.
Compared with the prior art, the high heat dissipation polymer lithium battery pack structure provided by the utility model at least comprises the following beneficial effects:
⑴ Through the heat dissipation opening mechanism that sets up, when the lithium cell group is urgent need high-efficient heat dissipation, the sealed piece of gluing on the control support base and lithium cell group casing completely separate and open the thermovent, open the thermovent of lithium cell group casing bottom and be favorable to reinforcing its heat dispersion, and optimize the mode that supports base shock-absorbing structure and make it supply frivolous design and promote the radiating effect under the normal condition.
⑵ Through the support base and the buffer spring that set up, in the lithium cell group place the in-process, with the support base of lithium cell group casing separation touch the ground in advance and through buffer spring elasticity buffering can reduce the collision force and promote the security of lithium cell group place the ground process.
Drawings
FIG. 1 is a heat dissipation state diagram of the present utility model;
FIG. 2 is a perspective view of a buffer gap structure according to the present utility model;
FIG. 3 is a cross-sectional view of a spring sleeve of the present utility model;
fig. 4 is a perspective view of a first board structure according to the present utility model.
In the figure: 1. a lithium battery pack case; 2. a heat radiation port; 3. a support base; 4. sealing glue blocks; 5. a spring sleeve; 6. a telescopic slide bar; 7. fixing the sliding plate; 8. a buffer spring; 9. lifting the handle; 10. a first positioning sleeve; 11. a second positioning sleeve; 12. a first plugboard; 13. a second plugboard; 14. an anti-slip finger groove; 15. a receiving port; 16. an elastic bump; 17. a transfer port; 18. buffer gap.
Detailed Description
The utility model is further described below with reference to examples.
Referring to fig. 1-4, the utility model provides a high heat dissipation polymer lithium battery pack structure, which comprises a lithium battery pack shell 1, wherein a heat dissipation opening mechanism is arranged at the lower end of the lithium battery pack shell 1, the heat dissipation opening mechanism comprises a support base 3, a sealing rubber block 4, a spring sleeve 5 and a telescopic slide rod 6, the support base 3 is arranged below the lithium battery pack shell 1, the sealing rubber block 4 is fixed at the center of the upper surface of the support base 3, the two spring sleeves 5 are respectively fixed at two side surfaces of the lithium battery pack shell 1, the telescopic slide rod 6 is slidably connected inside the spring sleeve 5, a fixed slide plate 7 is sleeved and fixed on the surface of the telescopic slide rod 6 inside the spring sleeve 5, a buffer spring 8 is sleeved and arranged at the part of the telescopic slide rod 6 penetrating into the spring sleeve 5, and a buffer gap 18 is arranged between the support base 3 and the lithium battery pack shell 1.
As further shown in fig. 1, 2 and 3, a first positioning sleeve 10 is embedded and fixed on one side surface of the spring sleeve 5, a second positioning sleeve 11 is embedded and fixed on one side surface of the spring sleeve 5 below the first positioning sleeve 10, a first plugboard 12 is penetrated and arranged in the first positioning sleeve 10, and a second plugboard 13 is penetrated and arranged in the second positioning sleeve 11.
Further as shown in fig. 3, the upper surfaces of the first plugboard 12 and the second plugboard 13 are respectively provided with an anti-slip finger groove 14, the upper surfaces of the first plugboard 12 and the second plugboard 13 are respectively provided with a receiving opening 15 in a penetrating manner, and the edges of the two side surfaces of the first plugboard 12 and the second plugboard 13 are respectively fixed with an elastic bump 16.
Further, as shown in fig. 1, fig. 2 and fig. 4, the moving outlet 17 is formed at one end of the first positioning sleeve 10 and one end of the second positioning sleeve 11, the first plugboard 12 is slidably connected in the moving outlet 17 of the first positioning sleeve 10, the second plugboard 13 is slidably connected in the moving outlet 17 of the second positioning sleeve 11, when the lithium battery pack needs to radiate heat efficiently, the first plugboard 12 is drawn outwards from the first positioning sleeve 10, so that the first plugboard 12 is separated from the telescopic slide rod 6, at this time, the fixed slide plate 7 abuts against the second plugboard 13 with a limiting effect under the action of the stretching elastic force of the buffer spring 8, so that the sealing glue block 4 on the support base 3 is completely separated from the lithium battery pack shell 1 and the radiating outlet 2 is opened, the radiating outlet 2 at the bottom of the lithium battery pack shell 1 is beneficial to enhancing the radiating performance, and the mode of optimizing the damping structure of the support base 3 can be used for lightening and designing and improving the radiating effect under normal conditions.
Further as shown in fig. 4, a lifting handle 9 is fixed at the upper end of the telescopic slide bar 6, and one end of the telescopic slide bar 6 far away from the lifting handle 9 is fixed at the middle part of the side surface of the support base 3.
Further as shown in fig. 1, the accommodating port 15 is matched with the telescopic slide bar 6 in a clamping way, and the removing port 17 is communicated with the inner cavity of the spring sleeve 5.
The scheme comprises the following working processes: in the process of placing the lithium battery pack on the ground, the sealing glue block 4 at the top of the supporting base 3 is partially received into the heat dissipation opening 2 of the lithium battery pack shell 1 under the action of the gravity of the lithium battery pack shell 1, so that the supporting base 3 and the lithium battery pack shell 1 are closed and shrink by the buffer gap 18, and in the process of placing the lithium battery pack, the supporting base 3 separated from the lithium battery pack shell 1 is contacted with the ground in advance and buffered by the elasticity of the buffer spring 8, so that the safety of the process of placing the lithium battery pack on the ground can be improved.
In the process of placing the lithium battery pack, the supporting base 3 separated from the lithium battery pack shell 1 is contacted with the ground in advance and is buffered by the elasticity of the buffer spring 8, so that the collision force can be reduced, and the safety of the process of placing the lithium battery pack can be improved; when the lithium battery pack needs to radiate heat efficiently, the sealing rubber block 4 on the supporting base 3 is controlled to be completely separated from the lithium battery pack shell 1 and the radiating opening 2 is opened, the radiating opening 2 at the bottom of the lithium battery pack shell 1 is favorable for enhancing the radiating performance, and the damping structure of the supporting base 3 is optimized to be light and thin and designed, so that the radiating effect under normal conditions is improved.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present utility model still fall within the scope of the present utility model.
Claims (6)
1. The utility model provides a high heat dissipation polymer lithium cell group structure, includes lithium cell group casing (1), its characterized in that: the lithium battery pack comprises a lithium battery pack body (1), and is characterized in that a heat dissipation opening mechanism is arranged at the lower end of the lithium battery pack body (1), the heat dissipation opening mechanism comprises a support base (3), a sealing rubber block (4), a spring sleeve (5) and a telescopic sliding rod (6), the support base (3) is arranged below the lithium battery pack body (1), the sealing rubber block (4) is fixed at the center of the upper surface of the support base (3), the two spring sleeves (5) are respectively fixed on two side surfaces of the lithium battery pack body (1), the telescopic sliding rod (6) is slidably connected inside the spring sleeve (5), a fixed sliding plate (7) is sleeved and fixed on the surface of the telescopic sliding rod (6), a buffer spring (8) is sleeved at the part of the telescopic sliding rod (6) penetrating into the spring sleeve (5), and a buffer gap (18) is arranged between the support base (3) and the lithium battery pack body (1).
2. The high heat dissipation polymer lithium battery structure of claim 1, wherein: the spring sleeve is characterized in that a first positioning sleeve (10) is embedded and fixed on one side surface of the spring sleeve (5), a second positioning sleeve (11) is embedded and fixed on one side surface of the spring sleeve (5) below the first positioning sleeve (10), a first inserting plate (12) is arranged in the first positioning sleeve (10) in a penetrating mode, and a second inserting plate (13) is arranged in the second positioning sleeve (11) in a penetrating mode.
3. The high heat dissipation polymer lithium battery structure of claim 2, wherein: the anti-slip finger grooves (14) are formed in the upper surfaces of the first inserting plate (12) and the second inserting plate (13), the accommodating openings (15) are formed in the upper surfaces of the first inserting plate (12) and the second inserting plate (13) in a penetrating mode, and elastic protruding blocks (16) are fixed at the edges of the two side surfaces of the first inserting plate (12) and the two side surfaces of the second inserting plate (13).
4. A high heat dissipation polymer lithium battery structure as defined in claim 3, wherein: the movable plug board is characterized in that one ends of the first positioning sleeve (10) and the second positioning sleeve (11) are respectively provided with a moving-out opening (17), the first plug board (12) is slidably connected in the moving-out opening (17) of the first positioning sleeve (10), and the second plug board (13) is slidably connected in the moving-out opening (17) of the second positioning sleeve (11).
5. The high heat dissipation polymer lithium battery structure of claim 4, wherein: the upper end of the telescopic slide bar (6) is fixedly provided with a lifting handle (9), and one end, far away from the lifting handle (9), of the telescopic slide bar (6) is fixed in the middle of the side face of the supporting base (3).
6. The high heat dissipation polymer lithium battery pack structure of claim 5, wherein: the accommodating port (15) is matched with the telescopic slide rod (6) in a clamping way, and the moving-out port (17) is communicated with the inner cavity of the spring sleeve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322504182.3U CN220873689U (en) | 2023-09-15 | 2023-09-15 | High heat dissipation polymer lithium battery pack structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322504182.3U CN220873689U (en) | 2023-09-15 | 2023-09-15 | High heat dissipation polymer lithium battery pack structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220873689U true CN220873689U (en) | 2024-04-30 |
Family
ID=90819622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322504182.3U Active CN220873689U (en) | 2023-09-15 | 2023-09-15 | High heat dissipation polymer lithium battery pack structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220873689U (en) |
-
2023
- 2023-09-15 CN CN202322504182.3U patent/CN220873689U/en active Active
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| GR01 | Patent grant | ||
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