CN214435985U - Gas-liquid storage device with heat resistance - Google Patents
Gas-liquid storage device with heat resistance Download PDFInfo
- Publication number
- CN214435985U CN214435985U CN202120057878.4U CN202120057878U CN214435985U CN 214435985 U CN214435985 U CN 214435985U CN 202120057878 U CN202120057878 U CN 202120057878U CN 214435985 U CN214435985 U CN 214435985U
- Authority
- CN
- China
- Prior art keywords
- gas
- liquid storage
- liquid
- storage tank
- flame
- 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
- 239000007788 liquid Substances 0.000 title claims abstract description 80
- 239000003063 flame retardant Substances 0.000 claims abstract description 20
- 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 claims abstract description 18
- 239000000110 cooling liquid Substances 0.000 claims abstract description 12
- 239000002826 coolant Substances 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 6
- 238000002347 injection Methods 0.000 claims abstract description 4
- 239000007924 injection Substances 0.000 claims abstract description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- 239000011229 interlayer Substances 0.000 claims description 6
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical group CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000010828 elution Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004880 explosion Methods 0.000 abstract description 3
- 238000013021 overheating Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
Images
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 relates to a gas-liquid storage device with heat resistance, wherein, the liquid reserve tank is provided with the vacuum intermediate layer who plays thermal-insulated effect all around and the bottom. The bottom of the side wall of the liquid storage tank is provided with a liquid storage cavity communicated with the liquid storage tank and an external liquid outlet, and the liquid outlet is externally connected with a liquid spraying device through a pipeline. A plurality of gas storage bottles for storing flame-retardant gas are uniformly and fixedly arranged in the liquid storage tank at intervals, gas outlets are formed in the upper portions of the gas storage bottles and communicated with the corresponding gas storage cavities and the outside of the gas storage bottles, and the gas outlets are respectively connected with a gas injection device through pipelines. The utility model discloses compact structure, vacuum intermediate layer play thermal-insulated effect, and heat resistance is good, and coolant liquid and flame retardant gas can stabilize coexistence. When the battery of the electric automobile is seriously overheated due to various reasons, the flame-retardant gas and the cooling liquid are sprayed to the battery together, the cooling liquid enables the battery to be rapidly cooled, and the flame-retardant gas plays roles in flame retardance and explosion resistance.
Description
Technical Field
The utility model belongs to the technical field of electric automobile, concretely relates to gas-liquid storage device with heat resistance.
Background
The battery pack is one of main power elements of the electric vehicle, and since the electric vehicle is put on the market, traffic accidents caused by overheating of the battery pack occur. Batteries in electric vehicles may be short-circuited or overcharged after long-term use, and may be burned or exploded when the temperature of the batteries rises sharply due to strong impact during driving. In order to reduce accidents caused by overheating of the battery, it is general to install a protection plate having a fire-proof property on the surface of the battery panel and to coat a large amount of adhesive on the surface of the protection plate to protect the battery pack. However, this measure is a preventive measure, and cannot effectively cope with the occurrence of an emergency or sudden overheating of the battery.
Disclosure of Invention
The utility model provides a can save the gas-liquid storage device that has heat resistance of coolant liquid and flame retardant gas simultaneously.
The utility model discloses the technical scheme who adopts does:
a gas-liquid storage device with heat resistance comprises a liquid storage tank for storing cooling liquid, wherein the upper part of the liquid storage tank is open and is covered by an adaptive upper cover, and vacuum interlayers with heat insulation effects are arranged at the periphery and the bottom of the liquid storage tank; a liquid outlet communicated with the liquid storage cavity of the liquid storage box and the outside is arranged at the bottom of the side wall of the liquid storage box, and the liquid outlet is externally connected with a liquid spraying device through a pipeline;
a plurality of gas storage bottles for storing flame-retardant gas are uniformly and fixedly arranged in the liquid storage tank at intervals, gas outlets are formed in the upper portions of the gas storage bottles and communicated with the corresponding gas storage cavities and the outside of the gas storage bottles, and the gas outlets are respectively connected with a gas injection device through pipelines.
Further, above-mentioned gas-liquid storage device that has heat resistance still includes the fixed block that equals with gas bomb quantity, fixed block one side with the liquid reserve tank inner wall welding links to each other, and the opposite side links to each other with the gas bomb welding, and a plurality of gas bombs pass through the fixed block to be fixed on the liquid reserve tank homonymy wall.
Further, the number of the gas cylinders is three.
Further, the cooling liquid is selected from propylene carbonate having low conductivity and low ion elution property.
Further, carbon dioxide is selected as the flame retardant gas.
Further, the upper cover and the liquid storage tank are fixed through screws, and a sealing gasket is arranged between the upper cover and the liquid storage tank.
The beneficial effects of the utility model reside in that:
the utility model discloses in, the gas bomb setting can save storage space to the utmost inside the liquid reserve tank, and the gas bomb is by the coolant liquid submergence, utilizes the water-bath method to make the flame retardant gas in the gas bomb be heated evenly (avoid the gas bomb to cause inside gas performance to change because of local overheat). In addition, the vacuum interlayer arranged on the liquid storage box can play a role in heat insulation, has better heat resistance, avoids the influence of the high-temperature environment outside the box body on cooling liquid and flame-retardant gas, and can store the cooling liquid and the flame-retardant gas stably for a long time in a gas-liquid coexistence manner.
When the battery of the electric automobile is seriously overheated due to various reasons, the flame-retardant gas and the cooling liquid are sprayed to the battery together, the cooling liquid enables the battery to be rapidly cooled, the flame-retardant gas has the effects of flame retardance and explosion resistance, the cooling is rapid, the flame-retardant effect is remarkable, the battery explosion or more serious consequences are avoided, and the emergency countermeasure is taken for the serious overheating of the battery of the electric automobile during use.
Drawings
Fig. 1 is a schematic structural view of a gas-liquid storage device according to the present invention;
reference numerals: 1-vacuum interlayer, 2-liquid storage tank, 3-upper cover, 4-liquid outlet, 5-gas storage bottle, 6-gas outlet and 7-fixing block.
Detailed Description
The present invention will be described in further detail with reference to the drawings and specific examples.
As shown in fig. 1, a gas-liquid storage device with heat resistance, including the liquid reserve tank 2 that is used for storing the coolant liquid, liquid reserve tank 2 upper portion is opened, closes through the upper cover 3 lid of looks adaptation, and liquid reserve tank 2 is provided with the vacuum interlayer 1 that plays thermal-insulated effect all around and bottom (be used for under high temperature environment, isolated outside heat, make inside coolant liquid and fire-retardant gas remain stable). The bottom position of the side wall of the liquid storage tank 2 is provided with a liquid storage cavity communicated with the liquid storage tank 2 and an external liquid outlet 4, and the liquid outlet 4 is externally connected with a liquid spraying device through a pipeline.
A plurality of gas storage bottles 5 for storing flame-retardant gas are uniformly and fixedly arranged in the liquid storage tank 2 at intervals, the upper parts of the gas storage bottles 5 are respectively provided with a gas outlet 6, the gas outlets 6 are communicated with the gas storage cavities of the corresponding gas storage bottles 5 and the outside, and the gas outlets 6 are respectively connected with a gas injection device through pipelines (the liquid outlet 4 and the gas outlets 6 are not communicated with the vacuum interlayer 1).
Specifically, above-mentioned gas-liquid storage device still includes the fixed block 7 that equals with gas bomb 5 quantity, and fixed block 7 one side links to each other with 2 inner walls of liquid reserve tank welding, and the opposite side links to each other with gas bomb 5 welding, and a plurality of gas bombs 5 are fixed on 2 homonymy walls of liquid reserve tank through fixed block 7 to reduce the influence that flows to the coolant liquid.
In this embodiment, the number of the gas cylinders 5 is three.
The cooling liquid is selected from the propylene carbonate with low conductivity and low ion leaching property, so that the condition of short circuit of the storage battery caused by contact of free electrons and the storage battery terminal can be reduced to a certain extent.
The flame-retardant gas is carbon dioxide.
The upper cover 3 and the liquid storage tank 2 are fixed through screws, and a sealing gasket is arranged between the upper cover 3 and the liquid storage tank 2.
The utility model discloses a theory of operation does: when a sensor in the automobile detects that the battery is out of control due to heat, valves on output pipelines corresponding to the liquid outlet 4 and the gas outlets 6 are opened, meanwhile, cooling liquid propylene carbonate and flame-retardant gas are sprayed to the out-of-control due to heat, the battery is rapidly cooled by spraying the cooling liquid, and the battery is prevented from burning and exploding by spraying the flame-retardant gas.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the embodiments and the description only to illustrate the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims, the description and the equivalents thereof.
Claims (6)
1. A gas-liquid storage device with heat resistance is characterized by comprising a liquid storage tank (2) for storing cooling liquid, wherein the upper part of the liquid storage tank (2) is open and is covered by an upper cover (3) which is matched with the liquid storage tank, and vacuum interlayers (1) which have the heat insulation function are arranged at the periphery and the bottom of the liquid storage tank (2); a liquid outlet (4) communicated with a liquid storage cavity of the liquid storage box (2) and the outside is arranged at the bottom of the side wall of the liquid storage box (2), and the liquid outlet (4) is externally connected with a liquid spraying device through a pipeline;
a plurality of gas storage bottles (5) used for storing flame-retardant gas are uniformly and fixedly arranged in the liquid storage tank (2) at intervals, a gas outlet (6) is formed in the upper portion of each gas storage bottle (5), the gas outlets (6) are communicated with the corresponding gas storage cavities of the gas storage bottles (5) and the outside, and each gas outlet (6) is connected with a gas injection device through a pipeline.
2. The gas-liquid storage device with thermal resistance according to claim 1, further comprising fixing blocks (7) in an amount equal to that of the gas cylinders (5), wherein one side of each fixing block (7) is connected with the inner wall of the liquid storage tank (2) in a welded manner, the other side of each fixing block is connected with the gas cylinder (5) in a welded manner, and the plurality of gas cylinders (5) are fixed on the same side wall face of the liquid storage tank (2) through the fixing blocks (7).
3. The thermally resistant gas-liquid storage device according to claim 1 or 2, wherein the number of gas cylinders (5) is three.
4. The gas-liquid storage device having thermal resistance according to claim 1, wherein the coolant is propylene carbonate having low conductivity and low ion elution property.
5. A gas and liquid storage device with thermal resistance as recited in claim 1, wherein the fire retardant gas is carbon dioxide.
6. The gas-liquid storage device with thermal resistance according to claim 1, wherein the upper cover (3) and the liquid storage tank (2) are fixed by screws, and a sealing gasket is provided between the upper cover (3) and the liquid storage tank (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120057878.4U CN214435985U (en) | 2021-01-11 | 2021-01-11 | Gas-liquid storage device with heat resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120057878.4U CN214435985U (en) | 2021-01-11 | 2021-01-11 | Gas-liquid storage device with heat resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214435985U true CN214435985U (en) | 2021-10-22 |
Family
ID=78111392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120057878.4U Active CN214435985U (en) | 2021-01-11 | 2021-01-11 | Gas-liquid storage device with heat resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214435985U (en) |
-
2021
- 2021-01-11 CN CN202120057878.4U patent/CN214435985U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11318849B2 (en) | Battery with extinguishing device, and motor vehicle | |
| EP3633754B1 (en) | Battery system for a vehicle and method for detecting an overheat situation of the battery system | |
| KR20150003779A (en) | Battery pack with a fire preventing agent | |
| US11784371B2 (en) | Box of battery, battery, power consumption device, and method and device for producing battery | |
| CN211320174U (en) | Fire extinguishing device of explosion-proof power box | |
| CN114614161A (en) | Battery system based on heat exchange, fire control and thermal safety are integrative | |
| CN113572184B (en) | Energy storage module of energy storage system and energy storage system | |
| JP2023542794A (en) | Batteries, electrical devices, battery manufacturing methods and devices | |
| CN209056524U (en) | A kind of battery pack with thermal expansion adiabatic apparatus | |
| CN214435985U (en) | Gas-liquid storage device with heat resistance | |
| CN114069097B (en) | Thermal runaway treatment system and thermal runaway treatment method | |
| CN109088029B (en) | Lithium ion battery and device using same | |
| CN115332656A (en) | Battery box, battery module, energy storage system and electric automobile | |
| JP7417763B2 (en) | Batteries, power consuming devices, methods and apparatus for manufacturing batteries | |
| WO2019161574A1 (en) | Safety prevention and control method and device for battery energy storage module | |
| EP4009435B1 (en) | Battery, power consuming apparatus and method and apparatus for producing battery | |
| CN109728217B (en) | High-energy and high-power-density lithium battery system with flame-retardant and explosion-proof functions | |
| CN105244550A (en) | Fireproof electric vehicle power battery | |
| CN106654080A (en) | Novel cylindrical lithium ion battery cover | |
| CN216213826U (en) | Split type explosion-proof lithium cell group | |
| CN113937377A (en) | Power battery thermal management system capable of passively processing thermal runaway | |
| CN219958551U (en) | Industrial black box | |
| CN112002849A (en) | Explosion-proof battery | |
| CN221286694U (en) | Battery system | |
| CN212991228U (en) | Explosion-proof battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Institute of Engineering Technical Service Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2023980035197 Denomination of utility model: A gas-liquid storage device with thermal resistance Granted publication date: 20211022 License type: Common License Record date: 20230506 |
|
| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Nanjing Institute of Engineering Technical Service Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2023980035197 Date of cancellation: 20240301 |