CN207542281U - A kind of battery that can be explosion-proof under high temperature - Google Patents
A kind of battery that can be explosion-proof under high temperature Download PDFInfo
- Publication number
- CN207542281U CN207542281U CN201721362284.4U CN201721362284U CN207542281U CN 207542281 U CN207542281 U CN 207542281U CN 201721362284 U CN201721362284 U CN 201721362284U CN 207542281 U CN207542281 U CN 207542281U
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- CN
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- Prior art keywords
- battery
- proof
- metal shell
- plate
- explosion
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- 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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- 229910052751 metal Inorganic materials 0.000 claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 28
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 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
- Gas Exhaust Devices For Batteries (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a kind of can be explosion-proof under high temperature battery, including：The opening of battery cover, metal shell, battery core, proof assembl, cylindrical hollow cavity structure of the metal shell for the closing of one end open one end, battery cover and metal shell is closed to form host cavity, and battery core is squeezed in proof assembl.Battery core includes：Negative plate, positive plate and diaphragm, proof assembl include：Support plate, flexible supporting frames, pressing plate, safety disc, insulating layer, safety disc lower section are equipped with circular cone and follow closely.A kind of battery that can be explosion-proof under the high temperature of the utility model, pass through the battery cover of setting, metal shell, battery core, proof assembl, battery is made under normal circumstances by proof assembl, negative plate insulate with positive plate, when under high-temperature condition, insulating layer, which dissolves, makes battery short circuit, so as to which battery be made not explode.It is further followed closely by the circular cone of setting, saves the formation short circuit duration of negative plate and positive plate, improve the safety in utilization of battery.
Description
Technical field
The utility model is related to a kind of battery, more particularly to a kind of can be explosion-proof under high temperature battery.
Background technology
Battery is widely used in fields such as laptop, field camera, digital camera and electric vehicles,
But since battery is in some harsh hot environments, the temperature of inside battery can also further improve, so as to make in battery
The electrode material or electrolyte in portion react, and generate some gases, such as oxygen, hydrogen, with the accumulation of time, inside battery
Pressure increase, so as to explode.
Utility model content
The purpose of the utility model is to overcome shortcoming of the prior art, provide can be explosion-proof under a kind of high temperature electricity
Pond will not explode at high temperature, make battery rapid cut-off by proof assembl, improve the safety in utilization of battery.
The purpose of this utility model is achieved through the following technical solutions：
A kind of battery that can be explosion-proof under high temperature, including：Battery cover, metal shell, battery core, proof assembl, outside the metal
Shell is the opening closed of the cylindrical hollow cavity structure of one end open one end closing, the battery cover and the metal shell
Into host cavity, the battery core and the proof assembl are contained in the host cavity, and the battery core is squeezed in the proof assembl；
The battery core includes：Negative plate, positive plate and diaphragm, between the negative plate and the positive plate by it is described every
Film interval is simultaneously wound in the host cavity, and the negative plate fits in the inner wall of the metal shell, and the positive plate passes through
Lug is electrically connected with the battery cover；
The proof assembl includes：Support plate, flexible supporting frames, pressing plate, safety disc, insulating layer, the flexible supporting frames
For the truncated cone-shaped hollow structure of both ends open, the inner wall of the metal shell has support protrusion, and the support plate passes through described
Flexible supporting frames are connect with the pressing plate, and the support plate is squeezed between the support protrusion and the elastic support, described
Safety disc is squeezed between the pressing plate and the insulating layer, and the insulating layer is held in the top of the battery core, the safety
Circular cone is equipped with below piece to follow closely.
As a kind of preferred scheme of the utility model, the flexible supporting frames are elastic rubber structure.
As a kind of preferred scheme of the utility model, the support protrusion is the convex annular set on metal shell inner wall
It rises.
As a kind of preferred scheme of the utility model, the circular cone nail quantity is multiple, and multiple circular cone nails are uniform
It is distributed on the safety disc.
As a kind of preferred scheme of the utility model, multiple circular cone nails are metal pin structure.
Compared with prior art, the utility model has the following advantages：
Battery that can be explosion-proof under a kind of high temperature of the utility model, by the battery cover of setting, metal shell, battery core, anti-
Quick-fried component makes battery under normal circumstances by proof assembl, and negative plate insulate with positive plate, when under high-temperature condition, insulation
Layer, which dissolves, makes battery short circuit, so as to which battery be made not explode.Further by the circular cone of setting follow closely, save negative plate with
The formation short circuit duration of positive plate improves the safety in utilization of battery.
Description of the drawings
Structure charts of the Fig. 1 for battery that can be explosion-proof under a kind of high temperature of one embodiment of the utility model；
Fig. 2 is the structure chart of the flexible supporting frames in Fig. 1.
Specific embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that make new to this practicality
The more thorough and comprehensive that the disclosure of type understands.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood meaning of technical staff in domain is identical.It is only in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " packet
Include the arbitrary and all combination of one or more relevant Listed Items.
As shown in Figure 1, its structure chart for battery that can be explosion-proof under a kind of high temperature of one embodiment of the utility model.
A kind of battery 10 that can be explosion-proof under high temperature, including：Battery cover 100, metal shell 200, battery core 300, proof assembl
400, metal shell 200 is the cylindrical hollow cavity structure of one end open one end closing, battery cover 100 and metal shell 200
Opening be closed to form host cavity 500, battery core 300 and proof assembl 400 are contained in host cavity 500, and battery core 300 is squeezed in anti-
Quick-fried component 400.
Battery core 300 includes：Negative plate 310, positive plate 320 and diaphragm 330, pass through between negative plate 310 and positive plate 320
Diaphragm 330 is spaced and is wound in host cavity 500, and negative plate 310 fits in the inner wall of metal shell 200, and positive plate 320 passes through
Lug (not shown) is electrically connected with battery cover 100.
As shown in Figures 1 and 2, proof assembl 400 includes：Support plate 410, flexible supporting frames 420, pressing plate 430, safety disc
440th, insulating layer 450, flexible supporting frames 420 are the truncated cone-shaped hollow structure of both ends open, and the inner wall of metal shell 200 has branch
Support protrusion 210, support plate 410 is connect by flexible supporting frames 420 with pressing plate 430, and support plate 410 is squeezed in support protrusion 210
Between elastic support 420, safety disc 440 is squeezed between pressing plate 430 and insulating layer 450, and insulating layer 450 is held in battery core
300 top, 440 lower section of safety disc are equipped with circular cone and follow closely 441.
In the present embodiment, flexible supporting frames 420 are elastic rubber structure.It is multiple, multiple circular cones that circular cone, which follows closely 441 quantity,
Nail 441 is evenly distributed on safety disc 440.Multiple circular cone nails 441 are metal pin structure.Support protrusion 210 is outside metal
The annular protrusion of 200 inner wall of shell.Support plate 410 is located at the lower section of support protrusion 210, due to 420 plate supported of flexible supporting frames
410 with the pressure of pressing plate 430, cause flexible supporting frames 420 that can make support plate 410 that can move up there are one upward power,
The lower section of support protrusion 210 is fastened on so as to stablize support plate 410 by support protrusion 210.
It is noted that safety disc 440 is conductive sheet metal, such as aluminium, copper.Insulating layer 450 is reaches certain
The plastics that can be dissolved after temperature.When battery 10 works under harsh hot environment, the temperature of inside battery also improves therewith,
After reaching certain temperature, insulating layer 450 can be melted away slowly, and flexible supporting frames 420 push pressing plate to move downward, so as to drive
Safety disc 440 moves downward, and negative plate 310 is caused to be electrically connected with positive plate 320 by safety disc 440, forms short circuit.After short circuit
Battery 10 is internal in the case of a high temperature cannot to be continued to generate gas, so as to stablize 10 internal pressure of battery, will not be exploded,
Improve the safety in utilization of battery 10.
Further it is noted that after certain temperature is reached, insulating layer 450 must slowly be dissolved with temperature, in order to
Insulating layer 450 is avoided during dissolving, insulating layer 450 dissolves the dope to be formed and hinders safety disc 440 and battery core 300
The electrical connection at top has delayed the time of battery short circuit, has eventually led to battery explosion.So as to pass through the point of circular cone nail 441
The contact area at end is small and has the characteristics that certain sharpness, and circular cone nail 441 is enable quickly to touch the top of battery core 300
Portion, makes the insulating layer 450 of battery 10 circular cone nail 441 can be allowed to contact at the top of battery core in the moment of dissolving, so as to make safety
Piece 440 is electrically connected by circular cone nail 441 with negative plate 310 and positive plate 320 respectively, leads to short circuit.So as to save negative plate
310 with the formation short circuit duration of positive plate 320, further improve the safety in utilization of battery 10.
Compared with prior art, the utility model has the following advantages：
A kind of battery 10 that can be explosion-proof under the high temperature of the utility model, by the battery cover 100 of setting, metal shell 200,
Battery core 300, proof assembl 400 make battery under normal circumstances by proof assembl 400, and negative plate 310 is exhausted with positive plate 320
Edge, when under high-temperature condition, insulating layer 450, which dissolves, makes battery short circuit, so as to which battery be made not explode.Further by setting
The circular cone nail 441 put, saves the formation short circuit duration of negative plate 310 and positive plate 320, improves the safe to use of battery 10
Property.
Embodiment described above only expresses the several embodiments of the utility model, and description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent range.It should be pointed out that the common skill for this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (5)
1. a kind of battery that can be explosion-proof under high temperature, which is characterized in that including：Battery cover, metal shell, battery core, proof assembl, institute
The cylindrical hollow cavity structure that metal shell is the closing of one end open one end is stated, the battery cover is opened with the metal shell
Mouth is closed and forms host cavity, and the battery core and the proof assembl are contained in the host cavity, and the battery core is squeezed in described
Proof assembl；
The battery core includes：Negative plate, positive plate and diaphragm, by between the diaphragm between the negative plate and the positive plate
Every and be wound in the host cavity, the negative plate fits in the inner wall of the metal shell, and the positive plate passes through lug
It is electrically connected with the battery cover；
The proof assembl includes：Support plate, flexible supporting frames, pressing plate, safety disc, insulating layer, the flexible supporting frames are two
The truncated cone-shaped hollow structure of end opening, the inner wall of the metal shell have support protrusion, and the support plate passes through the elasticity
Supporting rack is connect with the pressing plate, and the support plate is squeezed between the support protrusion and the flexible supporting frames, the peace
Full sheet is squeezed between the pressing plate and the insulating layer, and the insulating layer is held in the top of the battery core, the safety disc
It is followed closely equipped with circular cone lower section.
2. battery that can be explosion-proof under high temperature according to claim 1, which is characterized in that the flexible supporting frames are elastic rubber
Plastic structure.
3. battery that can be explosion-proof under high temperature according to claim 1, which is characterized in that the support protrusion is set on described
The annular protrusion of metal shell inner wall.
4. battery that can be explosion-proof under high temperature according to claim 1, which is characterized in that circular cone nail quantity be it is multiple,
Multiple circular cone nails are evenly distributed on the safety disc.
5. battery that can be explosion-proof under high temperature according to claim 4, which is characterized in that multiple circular cone nails are metal nail
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721362284.4U CN207542281U (en) | 2017-10-19 | 2017-10-19 | A kind of battery that can be explosion-proof under high temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721362284.4U CN207542281U (en) | 2017-10-19 | 2017-10-19 | A kind of battery that can be explosion-proof under high temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207542281U true CN207542281U (en) | 2018-06-26 |
Family
ID=62609345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721362284.4U Active CN207542281U (en) | 2017-10-19 | 2017-10-19 | A kind of battery that can be explosion-proof under high temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207542281U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107833984A (en) * | 2017-10-19 | 2018-03-23 | 金山电化工业（惠州）有限公司 | A kind of battery that can be explosion-proof under high temperature |
| CN116387714A (en) * | 2023-06-05 | 2023-07-04 | 厦门海辰储能科技股份有限公司 | End cover assembly, energy storage device and electric equipment |
-
2017
- 2017-10-19 CN CN201721362284.4U patent/CN207542281U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107833984A (en) * | 2017-10-19 | 2018-03-23 | 金山电化工业（惠州）有限公司 | A kind of battery that can be explosion-proof under high temperature |
| CN107833984B (en) * | 2017-10-19 | 2024-04-12 | 东莞金山电池有限公司 | Explosion-proof battery at high temperature |
| CN116387714A (en) * | 2023-06-05 | 2023-07-04 | 厦门海辰储能科技股份有限公司 | End cover assembly, energy storage device and electric equipment |
| CN116387714B (en) * | 2023-06-05 | 2023-08-25 | 厦门海辰储能科技股份有限公司 | End cover assembly, energy storage device and electric equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220224 Address after: 523590 No. 16, Yinxing Road, Xiegang Town, Dongguan City, Guangdong Province Patentee after: GP BATTERIES (DONGGUAN) CO.,LTD. Address before: 516006 gutang'ao Industrial Zone, Huizhou City, Guangdong Province Patentee before: IP, Chau Sing |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240306 Address after: 523590 Room 101, Building 1, No. 2, Xiegang Yintai Road, Xiegang, Dongguan City, Guangdong Province Patentee after: Dongguan Jinshan Battery Co.,Ltd. Country or region after: China Address before: 523590 No. 16, Yinxing Road, Xiegang Town, Dongguan City, Guangdong Province Patentee before: GP BATTERIES (DONGGUAN) CO.,LTD. Country or region before: China |