CN222072052U - Explosion-proof flame retardant structure of lithium battery - Google Patents
Explosion-proof flame retardant structure of lithium battery Download PDFInfo
- Publication number
- CN222072052U CN222072052U CN202323304116.8U CN202323304116U CN222072052U CN 222072052 U CN222072052 U CN 222072052U CN 202323304116 U CN202323304116 U CN 202323304116U CN 222072052 U CN222072052 U CN 222072052U
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- flame
- heat dissipation
- proof
- explosion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 68
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 53
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical group N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 239000000872 buffer Substances 0.000 claims abstract description 50
- 230000017525 heat dissipation Effects 0.000 claims abstract description 50
- 239000003063 flame retardant Substances 0.000 claims abstract description 22
- 150000002641 lithium Chemical class 0.000 claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 abstract description 8
- 238000000926 separation method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 10
- 239000000428 dust Substances 0.000 description 8
- 230000003139 buffering effect Effects 0.000 description 4
- 210000005056 cell body Anatomy 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 239000006173 Good's buffer Substances 0.000 description 1
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229940021013 electrolyte solution Drugs 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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)
Abstract
The utility model discloses an explosion-proof flame-retardant structure of a lithium battery, which comprises a heat-dissipation type buffer assembly, an air-isolation type dustproof assembly, flame-retardant plates, a mounting shell, a lithium battery body, a dry separation plate and a support column, wherein the bottom of the air-isolation type dustproof assembly is fixedly arranged at the top of the heat-dissipation type buffer assembly, the flame-retardant plates are fixedly arranged on the front side and the rear side of the interior of the heat-dissipation type buffer assembly, two sides of the mounting shell are fixedly arranged on two side walls of the interior of the heat-dissipation type buffer assembly, the number of the flame-retardant plates is two, the mounting shell is arranged between the two flame-retardant plates, a clamping groove is formed in the mounting shell, a first heat dissipation opening is formed in the bottom of the mounting shell, the dry separation plate is clamped in the clamping groove, and the bottom of the lithium battery body is fixedly arranged on the lower wall in the mounting shell.
Description
Technical Field
The utility model particularly relates to an explosion-proof flame-retardant structure of a lithium battery, and belongs to the technical field of explosion-proof flame retardance of lithium batteries.
Background
Generally, lithium batteries are batteries using lithium metal or lithium alloy as positive/negative electrode materials and nonaqueous electrolyte solutions, and the lithium metal is very active in chemical characteristics, so that the lithium metal is processed, stored and used, the environmental requirements are very high, and the explosion-proof flame-retardant structure of the lithium battery plays a key role.
The existing explosion-proof flame-retardant structure has the advantages that the lithium battery is not buffered, the lithium battery cannot be rapidly cooled, the safety coefficient is low, meanwhile, the lithium battery cannot be dustproof, dust is easy to cause short circuit of the lithium battery, the use is affected, and the air cannot be isolated.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide an explosion-proof flame-retardant structure of a lithium battery, which has a buffering effect on the lithium battery, can rapidly dissipate heat of the lithium battery, can prevent dust of the lithium battery and can isolate air from entering.
The utility model realizes the purpose through the following technical scheme that the anti-explosion flame-retardant structure of the lithium battery comprises a heat-dissipation type buffer component, an air-isolation type dustproof component, flame-retardant plates, a mounting shell, a lithium battery body, a dry partition plate and a support column, wherein the bottom of the air-isolation type dustproof component is fixedly arranged at the top of the heat-dissipation type buffer component, the flame-retardant plates are fixedly arranged on the front side and the rear side in the heat-dissipation type buffer component, two sides of the mounting shell are fixedly arranged on two side walls in the heat-dissipation type buffer component, the number of the flame-retardant plates is two, the mounting shell is arranged between the two flame-retardant plates, a clamping groove is formed in the mounting shell, a first heat dissipation opening is formed in the bottom of the mounting shell, the dry partition plate is clamped in the clamping groove, the bottom of the lithium battery body is fixedly arranged on the lower wall in the mounting shell, and the lithium battery body is positioned above the first heat dissipation opening, and the top of the support column is fixedly arranged at the bottom of the heat-dissipation type buffer component.
Preferably, in order to fix the stop lever, the first heat dissipation type buffering component comprises a protective shell, a first mounting groove, a stop lever, a buffering spring, a moving block, a fixing frame, a heat dissipation plate and a second heat dissipation opening, wherein the first mounting groove is formed in two side walls inside the protective shell.
Preferably, in order to drive the fixing frame to move, two ends of the limiting rod are fixed on two sides of the inside of the installation groove, one end of the buffer spring is fixedly installed on one side of the inside of the installation groove, the moving block penetrates through the limiting rod and is located in the inside of the installation groove.
Preferably, in order to limit the buffer spring, the other end of the first buffer spring is fixed on one side of the moving block, the buffer spring is wound on the outer side of the limiting rod, and two ends of the fixing frame are fixed on the side wall of the moving block.
Preferably, in order to improve the heat dissipation effect of the lithium battery, the bottom of the heat dissipation plate is fixedly installed on the lower wall of the inner portion of the protective shell, the second heat dissipation opening is formed in the bottom of the protective shell, and the second heat dissipation openings are in linear arrangement.
Preferably, in order to avoid dust to enter into lithium cell inside, but isolated air formula dustproof subassembly includes top cap, mounting groove two, slide bar, slider, movable plate and telescopic link, top cap bottom fixed mounting is in heat dissipation formula buffer assembly top.
Preferably, in order to drive the moving block to move, the second mounting groove is formed in the bottom of the top cover, two ends of the sliding rod are fixed inside the second mounting groove, the sliding block is slidably mounted on the sliding rod, and the sliding block is located inside the second mounting groove.
Preferably, in order to isolate air from entering, the movable plate has a flame retardant effect, the top of the movable plate is fixed at the bottom of the sliding block, one end of the telescopic rod is fixed at one side of the inside of the top cover, and the other end of the telescopic rod is fixedly arranged at one side of the movable plate.
The utility model has the technical effects and advantages that: according to the heat dissipation type buffer assembly, the heat dissipation type buffer assembly has a buffer effect on a lithium battery, has a protection effect on the lithium battery, can rapidly dissipate heat of the lithium battery, reduces the possibility of overheating of the lithium battery, can prevent dust on the lithium battery by utilizing the air isolation type dust prevention assembly, prevents the lithium battery from being short-circuited by dust, and can isolate air from entering the lithium battery, so that the heat dissipation type buffer assembly has a good flame retardant effect.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall structure of the present utility model;
FIG. 2 is a schematic bottom view of the overall structure of the present utility model;
FIG. 3 is a schematic top view of a portion of the structure of the present utility model;
FIG. 4 is a schematic cross-sectional view of a heat dissipating buffer assembly according to the present utility model;
FIG. 5 is a schematic cross-sectional view of an air-isolatable dust assembly according to the present utility model.
In the figure: 1. a heat dissipation type buffer assembly; 101. a protective shell; 102. a first mounting groove; 103. a limit rod; 104. a buffer spring; 105. a moving block; 106. a fixing frame; 107. a heat dissipation plate; 108. a second heat radiation port; 2. an air-isolation dust-proof assembly; 201. a top cover; 202. a second mounting groove; 203. a slide bar; 204. a slide block; 205. a moving plate; 206. a telescopic rod; 3. a flame retardant panel; 4. a mounting shell; 5. a lithium battery body; 6. drying the partition plate; 7. a support post; 8. a clamping groove; 9. and the first heat dissipation port.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, an explosion-proof flame-retardant structure of a lithium battery includes a heat dissipation type buffer assembly 1, an air-isolation type dustproof assembly 2, a flame-retardant plate 3, a mounting shell 4, a lithium battery body 5, a drying partition plate 6 and a strut 7, wherein the bottom of the air-isolation type dustproof assembly 2 is fixedly installed at the top of the heat dissipation type buffer assembly 1, the flame-retardant plate 3 is fixed on the front side and the rear side of the interior of the heat dissipation type buffer assembly 1, two sides of the mounting shell 4 are fixedly installed on two side walls of the interior of the heat dissipation type buffer assembly 1, and the number of the flame-retardant plates 3 is two.
The installation shell 4 is located between two fire-retardant boards 3, the fire-retardant effect of the inside lithium cell body 5 of installation shell 4 has been improved, be provided with draw-in groove 8 on the installation shell 4, draw-in groove 8 can carry out the joint to dry division board 6, make the inside lithium cell that can install multiple model of installation shell 4, first thermovent 9 has been seted up to installation shell 4 bottom, dry division board 6 joint is inside draw-in groove 8, lithium cell body 5 bottom fixed mounting is in the inside lower wall of installation shell 4, lithium cell body 5 is located first thermovent 9 top, conveniently dispel the heat to lithium cell body 5, the pillar 7 top is fixed in the bottom of heat dissipation formula buffer module 1.
According to the utility model, when the lithium battery pack is actually used, the dry separation plate 6 is manually clamped in the clamping groove 8 according to the actual use requirement of the lithium battery body 5, the dry separation plate 6 can separate a lithium battery pack and can also dry water in the air, so that the lithium battery body 5 is prevented from being corroded, the use is influenced, the lithium battery body 5 is sequentially and fixedly arranged in the mounting shell 4, the heat-insulating type dustproof component 2 is fixedly arranged at the top of the heat-insulating type buffer component 1, the heat-insulating type dustproof component 2 can avoid short circuit of the lithium battery caused by dust, the heat-insulating type buffer component is matched with the flame retardant plate 3, a good flame retardant effect is achieved, the safety of the lithium battery body 5 in use is improved, when the lithium battery body 5 is impacted, the heat-insulating type buffer component 1 not only has a buffering effect on the lithium battery, and the first heat-insulating opening 9 can quickly dissipate heat generated by the lithium battery body 5 to the heat-insulating type buffer component 1, so that the possibility of overheating the lithium battery is reduced.
The heat dissipation type buffer assembly 1 comprises a protective shell 101, a first mounting groove 102, a limit rod 103, buffer springs 104, a moving block 105, a fixing frame 106, a heat dissipation plate 107 and a second heat dissipation opening 108, wherein the first mounting groove 102 is arranged on two side walls inside the protective shell 101, the first mounting groove 102 is used for fixing the limit rod 103, two ends of the limit rod 103 are fixed on two sides inside the first mounting groove 102, one end of each buffer spring 104 is fixedly arranged on one side inside the first mounting groove 102, the moving block 105 is arranged on the limit rod 103 in a penetrating mode, the moving block 105 is arranged inside the first mounting groove 102, the other end of each buffer spring 104 is fixed on one side of the moving block 105, the buffer springs 104 are wound on the outer side of the limit rod 103, the limit rod 103 has a limit effect on the buffer springs 104, two ends of the fixing frame 106 are fixed on the side walls of the moving block 105, the bottom of the heat dissipation plate 107 is fixedly arranged on the lower wall inside the protective shell 101, and the second heat dissipation opening 108 is arranged at the bottom of the protective shell 101, and the second heat dissipation opening 108 is in a linear arrangement.
When the lithium battery body 5 is used, the protective shell 101 is impacted by external force to drive the movable block 105 to slide on the limiting rod 103, so that one buffer spring 104 stretches, the other buffer spring 104 contracts, a good buffer effect on the external force is achieved, the movable block 105 and the mounting shell 4 are connected together by the fixing frame 106, the mounting shell 4 can be buffered, the lithium battery body 5 is protected, meanwhile, the heat dissipation plate 107 can transfer heat generated by the lithium battery body 5, and the lithium battery body 5 is dissipated through the second heat dissipation opening 108.
Can keep apart air formula dustproof subassembly 2 includes top cap 201, mounting groove two 202, slide bar 203, slider 204, movable plate 205 and telescopic link 206, top cap 201 bottom fixed mounting is in heat dissipation formula buffer unit 1 top, mounting groove two 202 sets up in top cap 201 bottom, mounting groove two 202 are used for fixed slide bar 203, the slide bar 203 both ends are all fixed in mounting groove two 202 inside, slider 204 slidable mounting is on slide bar 203, slider 204 is located mounting groove two 202 inside, the movable plate 205 top is fixed in slider 204 bottom, telescopic link 206 one end is fixed in top cap 201 inside one side, telescopic link 206 other end fixed mounting is in movable plate 205 one side, telescopic link 206 stretching and shrink can drive movable plate 205 and remove.
When the lithium battery body 5 is burnt, the telescopic rod 206 stretches to drive the moving plate 205 to move, meanwhile the sliding block 204 can move on the sliding rod 203, stability of the moving plate 205 during movement is improved, the moving plate 205 stops moving when moving to the bottom of the dustproof hole, explosion caused by air entering can be avoided, and safety is higher.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323304116.8U CN222072052U (en) | 2023-12-05 | 2023-12-05 | Explosion-proof flame retardant structure of lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323304116.8U CN222072052U (en) | 2023-12-05 | 2023-12-05 | Explosion-proof flame retardant structure of lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222072052U true CN222072052U (en) | 2024-11-26 |
Family
ID=93549200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323304116.8U Active CN222072052U (en) | 2023-12-05 | 2023-12-05 | Explosion-proof flame retardant structure of lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222072052U (en) |
-
2023
- 2023-12-05 CN CN202323304116.8U patent/CN222072052U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |