CN220672760U - Flame-retardant new energy automobile battery metal box - Google Patents
Flame-retardant new energy automobile battery metal box Download PDFInfo
- Publication number
- CN220672760U CN220672760U CN202322328511.3U CN202322328511U CN220672760U CN 220672760 U CN220672760 U CN 220672760U CN 202322328511 U CN202322328511 U CN 202322328511U CN 220672760 U CN220672760 U CN 220672760U
- Authority
- CN
- China
- Prior art keywords
- retardant
- flame
- new energy
- energy automobile
- metal box
- 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
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 65
- 239000002184 metal Substances 0.000 title claims abstract description 65
- 239000003063 flame retardant Substances 0.000 title claims abstract description 59
- 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 compound 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 48
- 238000005452 bending Methods 0.000 claims abstract description 11
- 239000002245 particle Substances 0.000 claims abstract description 11
- 206010000369 Accident Diseases 0.000 abstract description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 229910052744 lithium Inorganic materials 0.000 abstract description 7
- 239000000779 smoke Substances 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000001960 triggered effect Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012796 inorganic flame retardant Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 125000003003 spiro group Chemical group 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 belongs to the technical field of batteries, in particular to a metal box of a flame-retardant new energy automobile battery, which is characterized in that a new energy battery is placed in a hollow metal supporting frame, the battery is radiated through a plurality of groups of radiating holes which are arranged, when a fire accident of the lithium battery occurs, an air bag on a cover plate rapidly expands and contacts with a microneedle on a bending frame, and the microneedle pierces the air bag, so that flame-retardant particles in the battery are sprayed out and covered on the battery, and the flame-retardant effect is achieved; the thick smoke that gives out can be received through the concentration sensor of hollow metal braced frame's inner wall, concentration sensor feedback signal to the control end, and the control end is from the inboard electronic jar of start-up outwards promotes the push pedal, and fire-retardant baffle is rotatory to one side of louvre along the articulated shaft through inertia to the inside at the slot of actuation under the effect of magnet piece, thereby accomplish the shutoff effect to the louvre, isolated outside air, thereby stop spreading of fire.
Description
Technical Field
The utility model belongs to the technical field of batteries, and particularly relates to a flame-retardant new energy automobile battery metal box.
Background
The battery pack box body of the electric automobile at home and abroad is mostly made of metal materials. The battery pack box body comprises a box body bottom plate and an upper cover. The bottom plate of the box body is a main bearing piece, and the upper cover is only a covering piece, so that the effect of covering the battery pack is mainly achieved.
The lithium ion battery fire accident is usually caused by abnormal rise of the temperature of the single battery core, so that the single battery core is in thermal runaway, fires and burns, then the adjacent battery core is triggered to fire and burns, and then the thermal runaway of the adjacent module is further triggered to generate a large amount of open fire and dense smoke, and the existing device cannot conduct heat-blocking and heat-insulating conduction, so that heat conduction diffusion and large-scale fire spreading are caused.
Therefore, the metal box of the flame-retardant new energy automobile battery is designed to solve the problems.
Disclosure of Invention
To solve the problems set forth in the background art. The utility model provides a flame-retardant new energy automobile battery metal box, which can be used for placing a new energy battery in a hollow metal supporting frame, radiating the battery through a plurality of groups of radiating holes which are arranged, and when a fire accident of a lithium battery occurs, an air bag on a cover plate rapidly expands and contacts with a microneedle on a bending frame, and the microneedle pierces the air bag, so that flame-retardant particles in the battery are sprayed out and covered on the battery, thereby achieving the flame-retardant effect.
When the lithium battery burns, the emitted dense smoke can be received through the concentration sensor of the inner wall of the hollow metal supporting frame, the concentration sensor feeds back an electric signal to the control end, the control end automatically starts the electric cylinder on the inner side, the output end of the electric cylinder pushes the push rod, the push rod pushes the push plate to further separate and push out the flame-retardant baffle which is magnetically attracted to the hollow metal supporting frame, the flame-retardant baffle rotates to one side of the heat dissipation hole along the hinge shaft through inertia, and is attracted to the inside of the slot under the action of the magnet block, so that the blocking effect on the heat dissipation hole is completed, the external air is isolated, and the spread of fire is blocked.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fire-retardant new energy automobile battery metal box, includes fire-retardant metal box, and fire-retardant metal box includes hollow metal braced frame, apron, gasbag, kink frame and microneedle, and the top of hollow metal braced frame passes through the bolt looks spiro union with the bottom of apron, the bottom of apron and the top fixed connection of kink frame, microneedle fixed connection is at the protrusion end outer wall of kink frame, and the gasbag setting is in the upper end of microneedle.
As the metal box of the flame-retardant new energy automobile battery, the outer side of the hollow metal supporting frame is also provided with a flame-retardant baffle plate and a hinge shaft, two sides of the hinge shaft are fixedly connected with the outer surface of the hollow metal supporting frame, and one side of the flame-retardant baffle plate is hinged with the middle shaft of the hinge shaft.
As the metal box of the flame-retardant new energy automobile battery, preferably, the side, far away from the hinge shaft, of the flame-retardant baffle plate is symmetrically provided with the magnet blocks.
As the metal box of the flame-retardant new energy automobile battery, the metal box of the utility model is preferably provided with a slot matched with the size of the magnet block in the hollow metal supporting frame.
As the metal box of the flame-retardant new energy automobile battery, the metal box is preferable, an electric cylinder, a push rod and a push plate are further arranged in the hollow metal supporting frame, the output end of the electric cylinder is fixedly connected with the inner side of the push rod, the outer side of the push rod is fixedly connected with the middle part of the push plate, and the outer side of the push plate is abutted against the inner side of the flame-retardant baffle plate.
As the metal box of the flame-retardant new energy automobile battery, the metal box is preferable, and a plurality of groups of concentration sensors are uniformly distributed in the hollow metal supporting frame.
As the metal box of the flame-retardant new energy automobile battery, the interior of the air bag is preferably filled with flame-retardant particles.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the lithium battery fire accident protection device, a new energy battery is placed in the hollow metal supporting frame, the battery is radiated through the plurality of groups of radiating holes, when the lithium battery fire accident happens, the air bag on the cover plate rapidly expands and contacts with the micro-needles on the bending frame, the micro-needles pierce the air bag, and the flame retardant particles in the battery are sprayed out and covered on the battery, so that the flame retardant effect is achieved.
2. In the utility model, the emitted dense smoke can be received by the concentration sensor on the inner wall of the hollow metal supporting frame, the concentration sensor feeds back an electric signal to the control end, the control end automatically starts the electric cylinder on the inner side to push the push plate outwards, the flame-retardant baffle rotates to one side of the radiating hole along the hinge shaft through inertia and is attracted in the slot under the action of the magnet block, so that the blocking effect on the radiating hole is finished, the outside air is isolated, and the spread of fire is blocked.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a disassembled view of the cover plate and the hollow metal support frame of the present utility model;
FIG. 3 is a graph showing the distribution of the air bag in the present utility model;
FIG. 4 is a cut-away view of a hollow metal support frame of the present utility model;
in the figure:
1. a flame retardant metal box; 11. a hollow metal support frame; 12. a cover plate; 13. an air bag; 14. a bending frame; 15. a microneedle; 2. a flame retardant baffle; 3. a hinge shaft; 4. a magnet block; 5. a slot; 6. an electric cylinder; 7. a push rod; 8. a push plate; 9. a concentration sensor; 10. flame retardant particles; 20. and the heat dissipation holes.
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.
As shown in fig. 1:
the fire accident of the lithium ion battery is usually caused by abnormal temperature rise of the single battery core, so that the single battery core is in thermal runaway and fires and burns, then the adjacent battery core is triggered to fire and burns, and then the thermal runaway of the adjacent module is further triggered to generate a large amount of open fire and thick smoke, the existing device cannot conduct heat-blocking and heat-insulating conduction, thereby causing heat conduction diffusion and spreading fire on a large scale, and the flame-retardant metal box 1 is added on the basis.
As shown in fig. 1, 2 and 3:
in an alternative embodiment: the flame-retardant metal box 1 comprises a hollow metal supporting frame 11, a cover plate 12, an air bag 13, a bending frame 14 and micro needles 15, wherein the top of the hollow metal supporting frame 11 is in threaded connection with the bottom of the cover plate 12 through bolts, the bottom of the cover plate 12 is fixedly connected with the top of the bending frame 14, the micro needles 15 are fixedly connected to the outer wall of the protruding end of the bending frame 14, the air bag 13 is arranged at the upper end of the micro needles 15, and flame-retardant particles 10 are filled in the air bag 13.
In this embodiment: the novel energy battery is placed in the hollow metal supporting frame 11, the battery is radiated through the plurality of groups of radiating holes 20, when a lithium battery fire accident happens, the air bag 13 on the cover plate 12 is rapidly expanded and expanded to be contacted with the micro-needle 15 on the bending frame 14, the micro-needle 15 pierces the air bag 13, and the flame retardant particles 10 in the hollow metal supporting frame are sprayed out and cover the battery, so that the flame retardant effect is achieved.
It should be noted that: the flame retardant particles 10 are aluminum hydroxide particles, and specifically, aluminum oxide particles are a nontoxic, nuisanceless inorganic flame retardant having environmental safety and use safety.
Further, the method comprises the following steps:
as shown in fig. 2 and 4:
in an alternative embodiment: the outside of hollow metal braced frame 11 still is provided with fire-retardant baffle 2 and articulated shaft 3, the both sides and the external surface fixed connection of hollow metal braced frame 11 of articulated shaft 3, one side of fire-retardant baffle 2 articulates with the axis department of articulated shaft 3, one side of keeping away from of fire-retardant baffle 2 still symmetrically is provided with magnet piece 4, the inside of hollow metal braced frame 11 has been offered with magnet piece 4 size assorted slot 5, the inside of hollow metal braced frame 11 still is provided with electronic jar 6, push rod 7 and push pedal 8, the output and the inboard fixed connection of push rod 7 of electronic jar 6, the outside and the push pedal 8 middle part fixed connection of push rod 7, the outside and the inboard looks butt of fire-retardant baffle 2 of push pedal 8, a plurality of concentration sensor 9 of group have still evenly been arranged to the inside of hollow metal braced frame 11.
In this embodiment: when the lithium battery burns, the emitted dense smoke can be received through the concentration sensor 9 on the inner wall of the hollow metal supporting frame 11, the concentration sensor 9 feeds back an electric signal to the control end, the control end automatically starts the electric cylinder 6 on the inner side, the output end of the electric cylinder pushes the push rod 7, the push rod 7 pushes the push plate 8 to further separate and push out the flame retardant baffle plate 2 which is magnetically attracted to the hollow metal supporting frame 11, the flame retardant baffle plate 2 rotates to one side of the heat dissipation hole 20 along the hinge shaft 3 through inertia, and is attracted to the inside of the slot 5 under the action of the magnet block 4, so that the blocking effect on the heat dissipation hole 20 is completed, the outside air is isolated, and the fire is prevented from spreading.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a fire-retardant new energy automobile battery metal box, includes fire-retardant metal box (1), its characterized in that: the flame-retardant metal box (1) comprises a hollow metal supporting frame (11), a cover plate (12), an air bag (13), a bending frame (14) and a micro needle (15), wherein the top of the hollow metal supporting frame (11) is in threaded connection with the bottom of the cover plate (12) through bolts, the bottom of the cover plate (12) is fixedly connected with the top of the bending frame (14), the micro needle (15) is fixedly connected with the outer wall of the protruding end of the bending frame (14), and the air bag (13) is arranged at the upper end of the micro needle (15).
2. The flame retardant new energy automobile battery metal box of claim 1, wherein: the outer side of the hollow metal supporting frame (11) is further provided with a flame-retardant baffle plate (2) and a hinge shaft (3), two sides of the hinge shaft (3) are fixedly connected with the outer surface of the hollow metal supporting frame (11), and one side of the flame-retardant baffle plate (2) is hinged with the middle shaft of the hinge shaft (3).
3. The flame retardant new energy automobile battery metal box of claim 2, wherein: and one side of the flame retardant baffle plate (2) far away from the hinge shaft (3) is symmetrically provided with magnet blocks (4).
4. The flame retardant new energy automobile battery metal box according to claim 3, wherein: the inside of the hollow metal supporting frame (11) is provided with a slot (5) matched with the size of the magnet block (4).
5. The flame retardant new energy automobile battery metal box of claim 4, wherein: the inside of hollow metal braced frame (11) still is provided with electronic jar (6), push rod (7) and push pedal (8), the output of electronic jar (6) with the inboard fixed connection of push rod (7), the outside of push rod (7) with push pedal (8) middle part fixed connection, the outside of push pedal (8) with the inboard looks butt of fire-retardant baffle (2).
6. The flame retardant new energy automobile battery metal box of claim 5, wherein: the inside of the hollow metal supporting frame (11) is also uniformly provided with a plurality of groups of concentration sensors (9).
7. The flame retardant new energy automobile battery metal box of claim 1, wherein: the interior of the airbag (13) is filled with flame retardant particles (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322328511.3U CN220672760U (en) | 2023-08-29 | 2023-08-29 | Flame-retardant new energy automobile battery metal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322328511.3U CN220672760U (en) | 2023-08-29 | 2023-08-29 | Flame-retardant new energy automobile battery metal box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220672760U true CN220672760U (en) | 2024-03-26 |
Family
ID=90340722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322328511.3U Active CN220672760U (en) | 2023-08-29 | 2023-08-29 | Flame-retardant new energy automobile battery metal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220672760U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118137056A (en) * | 2024-05-08 | 2024-06-04 | 东莞市锂智慧能源有限公司 | Low voltage stacked battery |
-
2023
- 2023-08-29 CN CN202322328511.3U patent/CN220672760U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118137056A (en) * | 2024-05-08 | 2024-06-04 | 东莞市锂智慧能源有限公司 | Low voltage stacked battery |
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| GR01 | Patent grant |