CN214542406U - Reinforced electric automobile battery shell - Google Patents
Reinforced electric automobile battery shell Download PDFInfo
- Publication number
- CN214542406U CN214542406U CN202120161462.7U CN202120161462U CN214542406U CN 214542406 U CN214542406 U CN 214542406U CN 202120161462 U CN202120161462 U CN 202120161462U CN 214542406 U CN214542406 U CN 214542406U
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- CN
- China
- Prior art keywords
- shell
- layer
- battery
- outer layer
- casing
- 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.)
- Expired - Fee Related
Links
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 25
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 239000000872 buffer Substances 0.000 claims abstract description 7
- 238000009423 ventilation Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 3
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 claims description 3
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000839 emulsion Substances 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000005007 epoxy-phenolic resin Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000011490 mineral wool Substances 0.000 claims description 3
- 235000019362 perlite Nutrition 0.000 claims description 3
- 239000010451 perlite Substances 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 229920001021 polysulfide Polymers 0.000 claims description 3
- 239000005077 polysulfide Substances 0.000 claims description 3
- 150000008117 polysulfides Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 230000003993 interaction Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 8
- 238000001125 extrusion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 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 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- BNOODXBBXFZASF-UHFFFAOYSA-N [Na].[S] Chemical compound [Na].[S] BNOODXBBXFZASF-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a reinforced electric vehicle battery shell casing in the technical field of electric vehicle battery shells, which comprises a casing body, wherein four side walls of the casing body are provided with an inner layer and an outer layer, a plurality of energy-absorbing buffers and a plurality of pressure-resistant boxes are arranged between the inner layer and the outer layer of the casing body, a ventilating pipe is arranged between the inner layer and the outer layer of the two side walls of the casing body, a radiating net is arranged on the outer layer of the left side wall and the right side wall of the casing body, a radiating pipe is arranged between the inner layer and the outer layer of the two side walls of the casing body, the energy-absorbing buffers and the pressure-resistant boxes are arranged between the inner layer and the outer layer of the two aluminum alloy covers of the casing body, so that the casing body is not easy to deform after the collision of the electric vehicle battery shell, the arrangement of the battery is not influenced, the battery is not extruded, and the heat generated by the battery in the casing body is radiated through the interaction of the heat-conducting fins, the radiating boards and the radiating fins arranged in the ventilating pipe, the cooling fan, the processor and the temperature sensor interact with each other, so that the heat of the battery can be dissipated in time when the battery is used.
Description
Technical Field
The utility model relates to an electric automobile battery case technical field specifically says a strenghthened type electric automobile battery case casing.
Background
Batteries for electric vehicles fall into two broad categories, batteries and fuel cells. The storage battery is suitable for pure electric vehicles, and comprises a lead-acid storage battery, a nickel-metal hydride battery, a sodium-sulfur battery, a secondary lithium battery, an air battery and a ternary lithium battery, and the types of the storage battery are slightly different along with the difference of the types of the electric vehicles. In a pure electric vehicle which is equipped only with a battery, the battery serves as the sole power source for the vehicle drive system. In a hybrid vehicle equipped with a conventional engine and a battery, the battery may serve as both a primary power source and an auxiliary power source for the vehicle drive system. Therefore, at low speed and starting, the storage battery plays the role of a main power source of an automobile driving system; during full-load acceleration, the device plays the role of an auxiliary power source; the electric vehicle battery shell is used for storing energy during normal running or deceleration and braking, and is needed for installing and protecting the electric vehicle battery.
Electric automobile battery case on the present market is installed by the aluminum alloy cover of inside and outside two-layer cuboid and constitutes on the bottom plate, be hollow structure between the inside and outside two-layer aluminum alloy cover, the design is more single, only in order to install electric automobile battery, make the casing warp easily after if the collision, and influence laying or extrusion battery of inside battery and explode, on the other hand, the battery heat must not be sparse in the casing at the in-process that uses, thereby make the too high emergence of battery heat explode and catch fire, moisture is heavier in the environment, often can permeate the shell and corrode the junction of a telephone switchboard of battery, make battery short circuit or catch fire.
Based on this, the utility model designs a strenghthened type electric automobile battery case casing to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a strenghthened type electric automobile battery shell casing, in order to solve and to put forward electric automobile battery shell on the market at present in the above-mentioned background art and install by the aluminum alloy cover of inside and outside two-layer cuboid and constitute on the bottom plate, be hollow structure between the inside and outside two-layer aluminum alloy cover, the design is more single, only for installing electric automobile battery, if make the casing warp easily after the collision, and what influence internal battery lays or the extrusion battery explodes, on the other hand, the battery can not be evacuated at the in-process heat in the casing that uses, thereby make the too high problem that explodes of battery heat.
In order to achieve the above object, the utility model provides a following technical scheme: a reinforced battery shell of an electric automobile comprises a shell, wherein an inner layer and an outer layer are arranged on four side walls of the shell, the inner layer and the outer layer are arranged between the inner layer and the outer layer, a ventilating pipe is arranged between the inner layer and the outer layer of the left side wall and the outer layer of the right side wall of the shell, a radiating net is arranged on the outer layer of the left side wall and the outer layer of the right side wall of the shell, radiating pipes are arranged between the inner layer and the outer layer of the front side wall and the outer layer of the rear side wall of the shell, an alarm and a processor are arranged between the inner layer and the outer layer of the left side wall of the shell, a temperature sensor is arranged between the inner layer and the outer layer of the right side wall of the shell, a dustproof net is arranged on the outer layer of the front side wall and the rear side wall of the shell, cooling fans are arranged in the radiating pipes, heat-conducting fins are arranged in the ventilating pipe, a connecting block is arranged at the middle position on the left side of the heat-conducting fins, the utility model discloses a battery pack, including casing, explosion-proof layer, flame retardant coating and dampproof course, solve electric automobile battery shell on the present market and install on the bottom plate by the aluminum alloy cover of inside and outside two-layer cuboid and constitute, be hollow structure between the inside and outside two-layer aluminum alloy cover, the design is more single, only for installing electric automobile battery, if make the casing warp easily after the collision, and the laying or the extrusion battery that influence inside battery explode, on the other hand, the battery is in the in-process that uses in the casing heat can not be evacuated, thereby make the too high emergence of battery heat explode and catch fire, moisture is heavier in the environment, often can permeate the shell and corrode the junction of battery, make the battery short circuit or the problem of catching fire.
As a further proposal of the utility model, the material of the shell is an aluminum alloy plate.
As the utility model discloses a further scheme, the casing is installed by the aluminum alloy cover of inside and outside two-layer cuboid and constitutes on the bottom plate, is hollow structure between the inside and outside two-layer aluminum alloy cover, and the aluminum alloy cover is enclosed by four aluminum alloy plates and is constituted together.
As a further proposal of the utility model, the heat conducting fins are circular plate bodies and are matched with the diameter of the ventilation pipe.
As a further aspect of the present invention, the size and shape of the heat dissipation plate are the same, and the heat dissipation plate is uniformly disposed at the outer side of the heat dissipation plate.
As a further aspect of the present invention, the alarm and the processor are electrically connected to the temperature sensor.
As a further proposal of the utility model, the material of the explosion-proof layer is rock wool, aluminum silicate fiber cotton and perlite, etc.
As a further proposal of the utility model, the material of the fireproof layer is polyvinyl chloride, perchloroethylene, chlorinated rubber, chloroprene rubber emulsion, epoxy resin, phenolic resin and the like.
As a further proposal of the utility model, the moisture-proof layer is made of polysulfide, silicone, polyurethane and the like.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has the advantages of stable structure and reasonable design, through set up energy-absorbing buffer and resistance to compression box between the two-layer aluminum alloy cover inside and outside the casing, be difficult to make the casing warp after making electric automobile battery shell bump, do not influence laying of battery, can not extrude the battery yet, set up the conducting strip through the ventilation pipe, heating panel and fin interact, the heat that makes the interior battery of casing produce distributes, through cooling fan, treater and temperature sensor interact, the heat of self when making the battery use, timely giving off.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic top view of the overall structure of the present invention;
fig. 2 is the utility model discloses inner wall planar structure sketch map around whole:
FIG. 3 is a schematic view of the overall front and rear outer wall plane structure of the present invention;
FIG. 4 is a schematic view of the overall right-side inner wall plane structure of the present invention;
FIG. 5 is a schematic view of the overall left outer wall plane structure of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. the heat dissipation device comprises a shell 2, an energy absorption buffer 3, a pressure-resistant box 4, a ventilation pipe 5, a heat dissipation net 6, a heat dissipation pipe 7, an alarm 8, a processor 9, a temperature sensor 10, a dust-proof net 11, a cooling fan 12, a heat conduction sheet 13, a connecting block 14, a heat dissipation plate 15, a heat dissipation plate 16, an explosion-proof layer 17, a fire-proof layer 18, a moisture-proof layer 19 and a bottom plate.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a reinforced battery shell of an electric automobile comprises a shell body 1, wherein an inner layer and an outer layer are arranged on four side walls of the shell body 1, the inner layer and the outer layer are arranged between the inner layer and the outer layer of the shell body 1, a plurality of energy-absorbing buffers 2 and a plurality of pressure-resistant boxes 3 are arranged between the inner layer and the outer layer of the left side wall and the outer layer of the right side wall of the shell body 1, a radiating net 5 is arranged on the outer layer of the left side wall and the outer layer of the right side wall of the shell body 1, radiating pipes 6 are arranged between the inner layer and the outer layer of the front side wall and the outer layer of the rear side wall of the shell body 1, an alarm 7 and a processor 8 are arranged between the inner layer and the outer layer of the right side wall of the shell body 1, dustproof nets 10 are arranged on the outer layer of the front side wall and the rear side wall of the shell body 1, cooling fans 11 are arranged in the radiating pipes 4, heat conducting fins 12 are arranged in the middle position of the left side of the connecting block 13, connecting block 13 left side is provided with heating panel 14, the heating panel left side is provided with fin 15, be provided with explosion-proof layer 16, flame retardant coating 17 and dampproof course 18 between 1 inside and outside two-layer of casing, it constitutes by the aluminum alloy cover of inside and outside two-layer cuboid to solve electric automobile battery shell on the present market, be hollow structure between the inside and outside two-layer aluminum alloy cover, the design is more single, only in order to install electric automobile battery, if make the casing warp after the collision easily, and influence laying or the extrusion battery of inside battery and explode, on the other hand, the battery is in the in-process that uses in-shell heat must not be evacuated, thereby make the too high emergence of battery heat explode and catch fire, moisture is heavier in the environment, often can permeate the shell and corrode the junction of battery, make the problem of battery short circuit or catch fire.
The shell 1 is made of aluminum alloy plates.
The shell 1 is formed by installing inner and outer layers of cuboid aluminum alloy covers on the bottom plate 19, a hollow structure is formed between the inner and outer layers of aluminum alloy covers, and the aluminum alloy covers are formed by surrounding four aluminum alloy plates together.
The heat conducting fins 12 are round plates and are matched with the diameter of the ventilation pipe 4.
The heat radiating fins 15 are identical in size and shape, and the heat radiating fins 15 are uniformly arranged at outer positions of the heat radiating plate 14.
The alarm 7 is electrically connected with the processor 8 and the temperature sensor 9.
The material of the explosion-proof layer 16 is rock wool, aluminum silicate fiber cotton, perlite and the like.
The fireproof layer 17 is made of polyvinyl chloride, perchloroethylene, chlorinated rubber, chloroprene rubber emulsion, epoxy resin, phenolic resin and the like.
The moisture-proof layer 18 is made of polysulfide, silicone, polyurethane and the like
The utility model discloses the theory of operation: when the shell 1 is collided by the outside, the energy-absorbing buffer 2 and the compression-resistant box 3 between the inner layer and the outer layer of the shell 1 absorb and resist the external collision force, so that the shell 1 cannot be deformed by collision, when the battery in the shell 1 works to generate heat, the heat in the shell 1 is absorbed and guided by the heat conducting fins 12 in the ventilation pipe 4, the heat is radiated out of the shell 1 through the radiating net 5 through the radiating fins 15 on the radiating plate 14, when the battery works, the heat of the battery is overhigh, the heat of the battery is sensed by the temperature sensor 9 and is transmitted to the processor 8 and the alarm 7, the alarm 7 gives an alarm to the outside, the processor 8 controls the cooling fan 10 to start, the battery is cooled, the heat generated by the battery is radiated in time, the dust is prevented from entering the shell 1 from the pipeline in which the cooling fan 10 is installed, and the explosion-proof layer 16 prevents the battery from exploding to damage the shell 1 and the outside of the shell 1 for a long time, the fire resistant layer 17 prevents the battery from exploding and igniting or the battery terminals from aging and the moisture resistant layer 18 prevents moisture outside the housing 1 from corroding the battery terminal connections.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The utility model provides a strenghthened type electric automobile battery case casing, includes casing (1), its characterized in that: the shell is characterized in that the shell (1) is provided with a plurality of energy-absorbing buffers (2) and a plurality of pressure-resistant boxes (3) at the front and back and on the left and right sides, a ventilation pipe (4) is arranged between the two layers of the shell (1), a radiating net (5) is arranged on the outer layer of the left and right side walls of the shell (1), radiating pipes (6) are arranged between the two layers of the shell (1) at the front and back and on the inner layer and the outer layer of the left side wall of the shell (1), an alarm (7) and a processor (8) are arranged between the inner layer and the outer layer of the right side wall of the shell (1), a temperature sensor (9) is arranged between the inner layer and the outer layer of the right side wall of the shell (1), a dustproof net (10) is arranged on the outer layer of the front and back side walls of the shell (1), cooling fans (11) are arranged in the radiating pipes (6), and heat-conducting fins (12) are arranged in the ventilation pipe (4), the heat conducting fin is characterized in that a connecting block (13) is arranged in the middle of the left side of the heat conducting fin (12), a heat radiating plate (14) is arranged on the left side of the connecting block (13), heat radiating fins (15) are arranged on the left side of the heat radiating plate, and an explosion-proof layer (16), a fireproof layer (17) and a moisture-proof layer (18) are arranged between an inner layer and an outer layer of the shell (1).
2. The reinforced electric vehicle battery shell casing of claim 1, characterized in that: the shell (1) is made of aluminum alloy plates.
3. The reinforced electric vehicle battery shell casing of claim 1, characterized in that: the shell (1) is formed by installing inner and outer layers of cuboid aluminum alloy covers on the bottom plate (19), a hollow structure is formed between the inner and outer layers of aluminum alloy covers, and the aluminum alloy covers are formed by surrounding four aluminum alloy plates together.
4. The reinforced electric vehicle battery shell casing of claim 1, characterized in that: the heat conducting fins (12) are round plate bodies and are matched with the diameters of the ventilation pipes (4).
5. The reinforced electric vehicle battery shell casing of claim 1, characterized in that: the radiating fins (15) are identical in size and shape, and the radiating fins (15) are uniformly arranged at the outer side positions of the radiating plate (14).
6. The reinforced electric vehicle battery shell casing of claim 1, characterized in that: the alarm (7) is electrically connected with the processor (8) and the temperature sensor (9).
7. The reinforced electric vehicle battery shell casing of claim 1, characterized in that: the material of the explosion-proof layer (16) is any one of rock wool, aluminum silicate fiber cotton and perlite.
8. The reinforced electric vehicle battery shell casing of claim 1, characterized in that: the fireproof layer (17) is made of any one of polyvinyl chloride, perchloroethylene, chlorinated rubber, chloroprene rubber emulsion, epoxy resin and phenolic resin.
9. The reinforced electric vehicle battery shell casing of claim 1, characterized in that: the moisture-proof layer (18) is made of any one of polysulfide, silicone and polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120161462.7U CN214542406U (en) | 2021-01-21 | 2021-01-21 | Reinforced electric automobile battery shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120161462.7U CN214542406U (en) | 2021-01-21 | 2021-01-21 | Reinforced electric automobile battery shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214542406U true CN214542406U (en) | 2021-10-29 |
Family
ID=78311596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120161462.7U Expired - Fee Related CN214542406U (en) | 2021-01-21 | 2021-01-21 | Reinforced electric automobile battery shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214542406U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114914583A (en) * | 2022-06-24 | 2022-08-16 | 华侨大学 | Protection battery box with self-adaptive control |
| CN115295940A (en) * | 2022-07-22 | 2022-11-04 | 东风时代(武汉)电池系统有限公司 | Novel battery collision energy-absorbing structure and battery box |
-
2021
- 2021-01-21 CN CN202120161462.7U patent/CN214542406U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114914583A (en) * | 2022-06-24 | 2022-08-16 | 华侨大学 | Protection battery box with self-adaptive control |
| CN115295940A (en) * | 2022-07-22 | 2022-11-04 | 东风时代(武汉)电池系统有限公司 | Novel battery collision energy-absorbing structure and battery box |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211029 |
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| CF01 | Termination of patent right due to non-payment of annual fee |