CN108511661B - Battery packaging explosion-proof device for electric vehicle - Google Patents
Battery packaging explosion-proof device for electric vehicle Download PDFInfo
- Publication number
- CN108511661B CN108511661B CN201810420283.3A CN201810420283A CN108511661B CN 108511661 B CN108511661 B CN 108511661B CN 201810420283 A CN201810420283 A CN 201810420283A CN 108511661 B CN108511661 B CN 108511661B
- Authority
- CN
- China
- Prior art keywords
- hole
- box cover
- battery
- pneumatic valve
- battery pack
- 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.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The invention discloses a battery packaging explosion-proof device for an electric vehicle, and relates to the technical field of storage batteries. The invention comprises a box cover mechanism and a box body; the box cover mechanism comprises a box cover, wherein the box cover is provided with a vent hole, a binding post and a battery pole, and is internally provided with a pneumatic valve and a sliding block connected with the pneumatic valve; the box body is sequentially provided with a fixed layer, a buffer layer and a rigid layer from inside to outside. The invention solves the problem that the existing battery pack bursts due to overlarge internal air pressure by arranging the vent holes; the pneumatic valve moves upwards, and the slider is used for cutting off the communication between the battery pole and the binding post, so that the problems that the electrode in the battery pack is short-circuited or electric devices in the electric vehicle are easily burnt due to explosion are solved; oxygen in the battery pack is isolated through a sealing ring on the pneumatic valve to realize fire prevention; through setting up buffer layer and fixed layer in the box body, reduce the collision between the battery, at the same time at the internal surface coating corrosion-resistant material of fixed layer, prevent the battery after the explosion corruption part.
Description
Technical Field
The invention belongs to the technical field of storage batteries, and particularly relates to a battery packaging explosion-proof device for an electric vehicle.
Background
With the popularization of new energy automobiles, the problems and the defects of the battery pack in the use process are increasingly highlighted, in the traditional battery pack for the electric automobile, the positive electrode of the battery is very easy to ignite, after one single battery is ignited, if no fireproof measures are taken, the peripheral single batteries are easily ignited, the fire spread even the explosion of the whole battery pack is caused, and the traditional battery pack for the electric automobile is poor in fireproof performance and has potential safety hazards; the interior of the battery is filled with electrolyte, and the components and other batteries in the battery pack are easy to corrode after explosion.
Disclosure of Invention
The invention aims to provide a battery packaging explosion-proof device for an electric vehicle, which releases gas in a battery pack through a vent hole and solves the problem that the existing battery pack bursts due to overlarge internal air pressure; by arranging the pneumatic valve and cutting off the communication between the battery pole and the terminal by using the slider, the problem that the electrode in the battery pack is short-circuited or electric devices in the electric vehicle are burnt due to explosion is solved; the sealing is realized through the sealing ring on the pneumatic valve, oxygen is isolated, and the problem of poor fireproof performance of the existing battery pack is solved; through set up buffer layer and fixed layer in the box body, guaranteed the stability of group battery, at the internal surface coating corrosion-resistant material of fixed layer simultaneously, prevent that the battery from corroding the part after exploding.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a battery packaging explosion-proof device for an electric vehicle, which comprises a box cover mechanism and a box body;
the box cover mechanism comprises a box cover;
wiring holes are formed in the upper surface of the box cover side by side; the upper surface of the box cover is provided with a through hole and a vent hole; the lower surface of the box cover is provided with a pole column hole in a position corresponding to the wiring hole; the lower surface of the box cover is provided with a rectangular notch; side plates are arranged on the periphery of the edge of the lower surface of the box cover;
a first cavity and a second cavity are formed in the box cover;
the first cavity is communicated with the second cavity; the first cavity is communicated with the through hole and the vent hole respectively; the second cavity is respectively communicated with the wiring hole and the pole hole;
a wiring terminal is matched with the inner side surface of the wiring hole; a battery pole is matched with the inner side surface of the pole hole; the inner side surface of the through hole is matched with a pneumatic valve;
the binding post is connected with a battery pole; the pneumatic valve is connected with a sliding block through a connecting rod; the sliding block is connected with the wiring terminal in a sliding manner;
the box body is sequentially provided with a fixed layer, a buffer layer and a rigid layer from inside to outside;
a partition board is fixed on the inner bottom surface of the fixed layer; and the inner side surface and the inner bottom surface of the buffer layer are uniformly provided with buffer strips.
The inner side surface of the side plate is attached to the outer side surface of the rigid layer.
Further, a sealing gasket is arranged on the lower surface of the box cover.
Furthermore, a blind hole is formed in one end of the binding post; the peripheral side surface of the binding post is fixedly connected with a sliding column;
the inner side surface of the blind hole is in sliding fit with the peripheral side surface of the battery pole.
Furthermore, a notch is formed in one surface of the sliding block; the opposite side surfaces of the sliding block are respectively and fixedly connected with a first pin shaft; one end of the sliding block is of a wedge-shaped structure;
the first pin shaft is connected with one end of the connecting rod;
the inner side surface of the notch is in sliding fit with the peripheral side surface of the battery pole; the slide block inclined plane is in sliding fit with the peripheral side face of the slide column; and the upper surface and the lower surface of the sliding block are respectively in sliding fit with the inner top surface and the inner bottom surface of the second cavity.
Further, the pneumatic valve is of a tubular structure with two sealed ends; one end face of the pneumatic valve is fixed
A sealing ring is connected; the peripheral side surface of the pneumatic valve is fixedly connected with a second pin shaft; the pneumatic valve is
The side surfaces are respectively provided with an air inlet hole and an air outlet hole;
the second pin shaft is connected with one end of the connecting rod;
the air outlet hole is of a structure with an inclined downward opening.
Further, the inner surface of the fixing layer is coated with an acid corrosion resistant material.
Furthermore, the buffer layer and the buffer strip are made of rubber or polyurethane.
The invention has the following beneficial effects:
1. the invention has excellent fireproof performance by isolating oxygen.
2. The invention effectively protects the vehicle-mounted electric device by cutting off the power supply during explosion.
3. The buffer layer is used for slowing down the vibration of the battery pack, so that the electric automobile can adapt to bumpy road surfaces.
4. The invention coats the anti-corrosion material on the fixed layer, thereby preventing the device from being corroded after the battery explodes and reducing the loss.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
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 the drawings without creative efforts.
Fig. 1 is a schematic structural view of a battery pack explosion-proof apparatus for an electric vehicle according to the present invention;
FIG. 2 is a schematic view of the lid;
FIG. 3 is a schematic bottom view of the structure of FIG. 2;
FIG. 4 is a front view of the lid mechanism;
FIG. 5 is a cross-sectional view taken at A-A of FIG. 4;
FIG. 6 is a schematic structural view of a terminal post;
FIG. 7 is a schematic structural view of a slider;
FIG. 8 is a schematic structural view of the pneumatic valve;
FIG. 9 is a top view of the structure of FIG. 8;
FIG. 10 is a cross-sectional view taken at B-B of FIG. 9;
FIG. 11 is a schematic structural view of the cartridge;
in the drawings, the components represented by the respective reference numerals are listed below:
1-box cover mechanism, 2-box body, 101-box cover, 102-wiring terminal, 103-battery pole, 104-pneumatic valve, 105-connecting rod, 106-slider 201-fixing layer, 202-buffer layer, 203-rigid layer, 1011-wiring hole, 1012-through hole, 1013-vent hole, 1014-pole hole, 1015-rectangular notch, 1016-side plate, 1017-first cavity, 1018-second cavity, 1021-blind hole, 1022-sliding column, 1041-sealing ring, 1042-second pin shaft, 1043-air inlet hole, 1044-air outlet hole, 1061-notch, 1062-first pin shaft, 2011-clapboard and 2021-buffer strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open," "upper," "lower," "side," "top," "lower," "peripheral," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience and to simplify the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting.
The invention relates to a battery packaging explosion-proof device for an electric vehicle, which comprises a box cover mechanism 1 and a box body 2 as shown in figure 1;
as shown in fig. 2 to 5, the lid mechanism 1 includes a lid 101;
the upper surface of the box cover 101 is provided with wiring holes 1011 in parallel; the upper surface of the box cover 101 is provided with a through hole 1012 and a vent 1013; the through hole 1012 runs through the whole box cover, and a waterproof vent valve is arranged in the vent hole 1013;
the lower surface of the box cover 101 is provided with a pole column hole 1014 in a position corresponding to the wiring hole 1011; the lower surface of the box cover 101 is provided with a rectangular notch 1015; the periphery of the edge of the lower surface of the box cover 101 is provided with a side plate 1016;
the box cover 101 is internally provided with a first cavity 1017 and a second cavity 1018;
the inner side surfaces of the two wiring holes 1011 are respectively matched with the positive and negative wiring terminals 102 in a sliding manner; the inner side surfaces of the two pole post holes 1014 are respectively in interference fit with the positive pole and the negative pole battery posts 103; the air-operated valve 104 is slidably fitted to the inner surface of the through hole 1012;
as shown in fig. 6, a blind hole 1021 is formed on one end surface of the post 102; the peripheral side surface of the binding post 102 is welded or in threaded connection with a sliding column 1022; the inner side surface of the blind hole 1021 is connected with the peripheral side surface of the battery post 103 in a sliding fit manner; the connection between the terminal post 102 and the battery post 103 is realized;
as shown in fig. 5, the pneumatic valve 104 is connected to a slider 106 via a connecting rod 105; the sliding block 106 is connected with the binding post 102 in a sliding manner;
wherein, as shown in fig. 8-10, the pneumatic valve 104 is a tubular structure with two sealed ends; one end surface and the peripheral side surface of the pneumatic valve 104 are respectively and fixedly connected with a sealing ring 1041 and a second pin shaft 1042; the peripheral side surface of the pneumatic valve 104 is respectively provided with an air inlet hole 1043 and an air outlet hole 1044; the air outlet 1034 has an opening inclined downwards; gas generated in the battery is discharged into the first cavity 1017 through the air inlet holes 1043 and the air outlet holes 1044, and then is discharged through the vent holes 1013 communicated with the first cavity 1017, so that the situation of burst caused by excessive internal air pressure is avoided;
as shown in fig. 7, a slot 1061 is formed on one surface of the slider 106; the opposite side surfaces of the sliding block 106 are respectively and fixedly connected with a first pin 1062; one end of the sliding block 106 is of a wedge-shaped structure;
as shown in fig. 5-8, the inner side surface of the notch 1061 is in sliding fit with the peripheral side surface of the battery post 103, so that the slider 106 moves directionally, and the movement stability is increased; the inclined surface of the slide block 106 is in sliding fit with the peripheral side surface of the slide column 1022; when the slide block 106 moves left and right, the binding post 102 moves up and down by the slide of the inclined plane and the slide column 1022; thereby realizing disconnection and connection with the battery post 103; a spring can also be arranged on the peripheral side surface of the terminal 102, and the spring is used for pressing the sliding column 1022, so that the terminal 102 has good communication performance with the battery post 103 under normal conditions;
the upper surface and the lower surface of the sliding block 106 are respectively in sliding fit with the inner top surface and the inner bottom surface of the second cavity 1018, so that the sliding directionality and the sliding stability of the sliding block 106 during quick movement are ensured, and the connection between the wiring terminal 102 and the battery post 103 is accurately cut off;
wherein, the two ends of the connecting rod 105 are respectively provided with a pin shaft hole; the inner side surface of the pin shaft hole is respectively in rotating fit with the peripheral side surfaces of the first pin shaft 1062 and the second pin shaft 1042;
as shown in fig. 11, the box body 2 is sequentially provided with a fixing layer 201, a buffer layer 202 and a rigid layer 203 from inside to outside;
a partition 2011 is fixed on the inner bottom surface of the fixed layer 201; the inner surface of the fixing layer 201 is coated with an acid corrosion resistant material such as polyethylene, epoxy powder and polytetrafluoroethylene; the device is prevented from being corroded by acidic substances after the battery explodes, and the loss is reduced; buffer strips 2021 are uniformly distributed on the inner side surface and the inner bottom surface of the buffer layer 202; the buffer layer 202 and the buffer strip 2021 are made of rubber or polyurethane; the buffer layer 202 can reduce the vibration of the battery pack, so that the electric automobile can adapt to bumpy road surfaces;
the inner side surface of the side plate 1016 of the box cover 101 is attached to the outer side surface of the rigid layer 203; a sealing gasket is arranged on the lower surface of the box cover 101; the sealing rings are respectively attached to the upper ends of the fixing layer 201, the buffer layer 202 and the rigid layer 203, so that the interior of the battery pack is sealed, the dustproof and waterproof effects are achieved, and the pneumatic valve 104 can be further driven to move by air flow when the battery explodes; the box cover 101 and the box body 2 can be fixed by a bolt through arranging a connecting seat on the side surface, or locked by a locking mechanism arranged on the side surface.
One specific application of this embodiment is: when the battery explodes, a part of air flow enters the pneumatic valve 104 through the air inlet hole 1043 and is discharged through the air outlet hole 1044, the pneumatic valve 104 is pushed to move upwards due to the rapid increase of the air flow and the internal pressure, meanwhile, the opening of the air outlet hole 1044 inclines downwards, and the pneumatic valve 104 is further ensured to move upwards by utilizing the recoil effect; when the pneumatic valve 104 moves upwards, the connecting rod 105 pushes the sliding block 106 to move left and right respectively, and the sliding column 1022 is lifted by utilizing the inclined surface of the sliding block 106, so that the wiring terminal 102 is lifted, the wiring terminal 102 is disconnected with the battery post 103, and the problem that the electrode in the battery pack is short-circuited or electric devices in the electric vehicle are burnt due to explosion is solved; when the pneumatic valve 104 moves upwards, the two sealing rings respectively seal the bottom surface of the box cover 101 and the inner top surface of the first cavity 1017, so that the interior of the battery pack is completely sealed, oxygen in the battery pack is isolated, the fireproof effect is realized, and the problem of poor fireproof performance of the existing battery pack is solved; meanwhile, an anti-corrosion high-temperature-resistant material is coated on the fixed layer, so that the device is prevented from being corroded after the battery explodes, and the purpose of ensuring the assembly is achieved; utilize the buffer layer 202 that rubber or polyurethane material made, can effectively cushion the vibration of battery, can increase the elasticity of buffer layer 202 to fixed layer 201 through set up buffering strip 2021 on buffer layer 202, increase buffering effect, make electric automobile slow down the vibration of group battery when jolting the road surface and marcing, guarantee the stability of battery.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 invention disclosed above are intended to be illustrative only. 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 the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A battery pack explosion-proof apparatus for an electric vehicle, characterized in that: comprises a box cover mechanism (1) and a box body (2);
the box cover mechanism (1) comprises a box cover (101);
the upper surface of the box cover (101) is provided with wiring holes (1011) in parallel; the upper surface of the box cover (101) is provided with a through hole (1012) and a vent hole (1013); the lower surface of the box cover (101) is provided with a pole column hole (1014) corresponding to the connection hole (1011); the lower surface of the box cover (101) is provided with a rectangular notch (1015); the periphery of the edge of the lower surface of the box cover (101) is provided with side plates (1016);
a first cavity (1017) and a second cavity (1018) are arranged in the box cover (101);
the first cavity (1017) and the second cavity (1018) are communicated; the first cavity (1017) is respectively communicated with the through hole (1012) and the vent hole (1013); the second cavity (1018) is communicated with the wiring hole (1011) and the pole hole (1014) respectively;
the inner side surface of the wiring hole (1011) is in sliding fit with a wiring terminal (102); the inner side surface of the pole hole (1014) is in interference fit with a battery pole (103); an air-operated valve (104) is in sliding fit with the inner side surface of the through hole (1012);
the binding post (102) is connected with a battery pole (103); the pneumatic valve (104) is connected with a sliding block (106) through a connecting rod (105); one surface of the sliding block (106) is connected with the binding post (102) in a sliding way;
the pneumatic valve (104) is of a tubular structure with two sealed ends; one end surface of the pneumatic valve (104) is fixedly connected with a sealing ring (1041); a second pin shaft (1042) is fixedly connected to the peripheral side surface of the pneumatic valve (104); the peripheral side surface of the pneumatic valve (104) is respectively provided with an air inlet hole (1043) and an air outlet hole (1044);
the second pin shaft (1042) is connected with one end of the connecting rod (105); the air outlet hole (1034) is of a structure with an opening inclined downwards;
the box body (2) is sequentially provided with a fixed layer (201), a buffer layer (202) and a rigid layer (203) from inside to outside; a clapboard (2011) is fixed on the inner bottom surface of the fixed layer (201); buffer strips (2021) are uniformly distributed on the inner side surface and the inner bottom surface of the buffer layer (202);
the inner side surface of the side plate (1016) is attached to the outer side surface of the rigid layer (203).
2. The battery pack explosion prevention apparatus for electric vehicles according to claim 1, wherein the lower surface of the box cover (101) is provided with a sealing gasket.
3. The battery pack explosion protection apparatus for electric vehicles according to claim 1, wherein the terminal (102) is provided with a blind hole (1021) at one end; the peripheral side surface of the binding post (102) is fixedly connected with a sliding column (1022);
the inner side surface of the blind hole (1021) is in sliding fit with the peripheral side surface of the battery pole (103).
4. The battery pack explosion prevention device for electric vehicles according to claim 1, wherein the slider (106) is formed with a notch (1061) on one surface; one opposite side surface of the sliding block (106) is fixedly connected with a first pin shaft (1062) respectively; one end of the sliding block (106) is of a wedge-shaped structure;
the first pin shaft (1062) is connected with one end of the connecting rod (105);
the inner side surface of the notch (1061) is in sliding fit with the peripheral side surface of the battery pole (103); the inclined surface of the slide block (106) is in sliding fit with the peripheral side surface of the slide column (1022); the upper and lower surfaces of the slider (106) are in sliding engagement with the inner top and bottom surfaces of the second cavity (1018), respectively.
5. The battery pack explosion prevention device for electric vehicles according to claim 1, wherein the fixing layer (201) is coated on an inner surface thereof with an acid corrosion resistant material.
6. The battery pack explosion-proof device for electric vehicle as claimed in claim 1, wherein the buffer layer (202) and the buffer strip (2021) are made of rubber or polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810420283.3A CN108511661B (en) | 2018-05-04 | 2018-05-04 | Battery packaging explosion-proof device for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810420283.3A CN108511661B (en) | 2018-05-04 | 2018-05-04 | Battery packaging explosion-proof device for electric vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108511661A CN108511661A (en) | 2018-09-07 |
| CN108511661B true CN108511661B (en) | 2020-12-04 |
Family
ID=63399943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810420283.3A Active CN108511661B (en) | 2018-05-04 | 2018-05-04 | Battery packaging explosion-proof device for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108511661B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110082975A (en) * | 2010-01-13 | 2011-07-20 | 주식회사 루트제이드 | Secondary battery |
| WO2013122005A1 (en) * | 2012-02-13 | 2013-08-22 | 三菱重工業株式会社 | Battery fire-prevention apparatus |
| CN105140444A (en) * | 2015-10-08 | 2015-12-09 | 庄新国 | High-safety lithium-ion battery pack |
| CN105161668A (en) * | 2015-09-09 | 2015-12-16 | 麦镇荣 | Safe storage battery |
| CN106340603A (en) * | 2016-11-29 | 2017-01-18 | 北京新能源汽车股份有限公司 | Power battery explosion-proof structure and electric automobile |
| JP2017073195A (en) * | 2015-10-05 | 2017-04-13 | 日産自動車株式会社 | Pressure release valve of battery pack |
| CN107403888A (en) * | 2016-05-19 | 2017-11-28 | 北京普莱德新能源电池科技有限公司 | A kind of battery system high pressure electric appliance box |
| CN207009518U (en) * | 2017-08-02 | 2018-02-13 | 风帆有限责任公司 | A kind of casing of 48V systems lithium-ions battery module |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10090498B2 (en) * | 2012-06-24 | 2018-10-02 | SeeScan, Inc. | Modular battery pack apparatus, systems, and methods including viral data and/or code transfer |
-
2018
- 2018-05-04 CN CN201810420283.3A patent/CN108511661B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110082975A (en) * | 2010-01-13 | 2011-07-20 | 주식회사 루트제이드 | Secondary battery |
| WO2013122005A1 (en) * | 2012-02-13 | 2013-08-22 | 三菱重工業株式会社 | Battery fire-prevention apparatus |
| CN105161668A (en) * | 2015-09-09 | 2015-12-16 | 麦镇荣 | Safe storage battery |
| JP2017073195A (en) * | 2015-10-05 | 2017-04-13 | 日産自動車株式会社 | Pressure release valve of battery pack |
| CN105140444A (en) * | 2015-10-08 | 2015-12-09 | 庄新国 | High-safety lithium-ion battery pack |
| CN107403888A (en) * | 2016-05-19 | 2017-11-28 | 北京普莱德新能源电池科技有限公司 | A kind of battery system high pressure electric appliance box |
| CN106340603A (en) * | 2016-11-29 | 2017-01-18 | 北京新能源汽车股份有限公司 | Power battery explosion-proof structure and electric automobile |
| CN207009518U (en) * | 2017-08-02 | 2018-02-13 | 风帆有限责任公司 | A kind of casing of 48V systems lithium-ions battery module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108511661A (en) | 2018-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207474524U (en) | A kind of vehicle and its battery case, battery modules, fire extinguishing component, fire extinguishment container | |
| CN103155212B (en) | There is the battery of the contiguous battery core safeguard measure when battery battery core is vented | |
| CN109585726A (en) | Vehicle and its battery case, battery modules, fire extinguishing component, fire extinguishment container | |
| CN216872224U (en) | Automatic drain valve, battery and electric device | |
| CN209933882U (en) | Non-pressure storage type automatic fire extinguishing device for battery box of new energy lithium battery car | |
| CN207886552U (en) | A kind of fire extinguishing press strip and use the battery modules of the press strip, battery case, vehicle | |
| CN115868074A (en) | End cover assembly, battery monomer and manufacturing method thereof, battery and electric device | |
| JP2023528577A (en) | Gas adsorption devices, end cap assemblies, single batteries, batteries and power-using devices | |
| CN112635887A (en) | Delay burning prevention battery with air leakage channel | |
| CN108511661B (en) | Battery packaging explosion-proof device for electric vehicle | |
| CN209472005U (en) | A kind of battery cap fluid injection blast resistance construction and battery | |
| CN114811126A (en) | Drainage valve for battery box, battery, electric device and drainage method | |
| CN219739200U (en) | Battery module, battery pack and electronic equipment | |
| CN217933915U (en) | Novel cylindrical lithium ion battery | |
| WO2024040532A1 (en) | End cover assembly, battery cell, battery and electric apparatus | |
| CN200976362Y (en) | Lead acid accumulator terminal protective cover | |
| CN107819086A (en) | A kind of new flame proof battery case | |
| CN212141207U (en) | Non-pressure-storage type automatic fire extinguishing device for lithium battery fire | |
| JP2023547006A (en) | Single battery, its manufacturing method and manufacturing system, battery and power usage equipment | |
| CN208889708U (en) | Lithium ion battery cover and lithium ion battery | |
| CN112151705A (en) | Battery cover cap assembly processing technology, battery cover cap assembly and battery | |
| CN203760546U (en) | Alkaline battery | |
| CN209389113U (en) | A kind of band explosion-proof valve covering plate structure | |
| CN220400826U (en) | Explosion-proof valve paster, apron subassembly, battery monomer, battery and power consumption device | |
| CN218586250U (en) | Bottom protection plate, box body, battery pack and electric equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |