CN112642075A - Vehicle-mounted battery fire extinguishing device - Google Patents
Vehicle-mounted battery fire extinguishing device Download PDFInfo
- Publication number
- CN112642075A CN112642075A CN202011635186.XA CN202011635186A CN112642075A CN 112642075 A CN112642075 A CN 112642075A CN 202011635186 A CN202011635186 A CN 202011635186A CN 112642075 A CN112642075 A CN 112642075A
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- Prior art keywords
- fire extinguishing
- battery
- fire
- battery box
- vehicle
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/005—Delivery of fire-extinguishing material using nozzles
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
- A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
- A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a vehicle-mounted battery fire extinguishing device which comprises a battery box body, a fire extinguishing agent bottle, a smoke detector, a temperature-sensitive detector and a fire alarm controller, wherein the fire alarm controller is respectively in communication connection with the smoke detector, the temperature-sensitive detector, a container valve, a driver mobile terminal and a vehicle-mounted control system. When the battery pack in the battery box is in fire, the adjacent battery packs and the battery box can be effectively isolated, heat is prevented from being transmitted to other parts of a vehicle body, meanwhile, the spreading is also avoided, precious time is strived for fire extinguishing and escape work of passengers, and when the fire breaks out, in addition, the fire extinguishing device is high in sensitivity, can timely send fire information to a driver when the battery pack breaks out, and can uniformly spray the fire extinguishing agent contained in the fire extinguishing agent bottle to the battery pack which breaks out, so that the fire extinguishing effect is good, and great convenience is brought to the fire extinguishing work of a vehicle-mounted battery.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted fire extinguishing devices, in particular to a vehicle-mounted battery fire extinguishing device.
Background
The new energy electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels to run by using a motor, and meets various requirements of road traffic and safety regulations. Because the influence on the environment is smaller than that of the traditional automobile, the prospect is widely seen, and the working principle is as follows: the accumulator-current-power regulator-motor-power transmission system-drive automobile.
The new energy electric automobile is the first choice equipment of present environmental protection trip, however, in recent years, the new energy automobile often takes place because of the accident that spontaneous combustion, explosion are aroused to the power battery, also must not examine battery safety problem again in the industry. The reasons for causing the spontaneous combustion of the power battery in the accident type analysis are generally high temperature, external force action, self aging, overcharge and the like, once the battery monomer burns, the fire can spread at a very fast speed to cause the combustion of the whole vehicle, so that the technology capable of improving the structure of the power battery fire extinguishing device is urgently needed in the market to perfect the equipment; in addition, the power battery fire extinguishing device on the existing market is complex in overall structure, single in function, low in automation control degree, sensitive in response, intelligent in control, incapable of reducing the ignition situation from the source and further has very high potential safety hazards.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide the vehicle-mounted battery fire extinguishing device which is reasonable in design and simple in structure, can effectively isolate adjacent battery packs and battery packs from each other when a battery pack in a battery box is in a fire, prevents heat from being transmitted to other parts of a vehicle body and also prevents the heat from spreading, strives for valuable time for fire extinguishing and escape work of passengers, and is high in sensitivity when the fire extinguishing device is in the fire.
In order to solve the technical problems, the invention adopts the following technical scheme:
a vehicle-mounted battery fire extinguishing device is characterized by comprising
The battery box body is internally provided with a partition plate, the partition plate divides the battery box body into a first cavity and a second cavity which are mutually independent, the inner side of the first cavity is provided with a battery pack placing cavity for placing a battery pack, the upper end of the battery box body is covered with a battery box cover, the interior of the battery box cover is provided with a fire extinguishing transverse channel, the fire extinguishing transverse channel is provided with a fire extinguishing sub-channel corresponding to the battery pack, the feed inlet of the fire extinguishing sub-channel is communicated with the fire extinguishing transverse channel, and the discharge outlet of the fire extinguishing sub-channel is provided with a nozzle;
the fire extinguishing agent bottle is fixedly arranged on a fire extinguishing agent bottle mounting seat of the second cavity, a container valve for controlling the fire extinguishing agent bottle to be opened or closed is arranged at a discharge port of the fire extinguishing agent bottle, the discharge port of the fire extinguishing agent bottle is communicated with a fire extinguishing vertical channel arranged on the side wall of the battery box body through a hose, and the fire extinguishing vertical channel is communicated with a fire extinguishing transverse channel;
the smoke detector is used for monitoring the smoke concentration in the battery box body in real time and is arranged on the battery box cover;
the temperature-sensing detector is used for monitoring the temperature value in the battery box body in real time and is arranged on the battery box cover;
when a battery pack is in fire, the container valve can be timely controlled to be opened so that the fire extinguishing agent contained in the fire extinguishing agent bottle can be sprayed into the fire alarm controller in the battery box, and the fire alarm controller is respectively in communication connection with the smoke detector, the temperature-sensitive detector, the container valve, the driver mobile terminal and the vehicle-mounted control system.
In a preferred embodiment of the present invention, a damper spring is provided between the battery pack placing chamber and a side wall of the first chamber.
In a preferred embodiment of the invention, a telescopic pusher is arranged on a side plate of the battery pack placing cavity and between adjacent battery packs, an insulating and heat-insulating plate is arranged at the telescopic end of the telescopic pusher, when a fire breaks out in a battery pack, the telescopic pusher can automatically push the insulating and heat-insulating plate between the adjacent battery packs, and the telescopic pusher is in communication connection with the fire alarm controller.
Compared with the prior art, when the battery pack in the battery box is in a fire disaster, the adjacent battery packs and the battery box can be effectively isolated, heat is prevented from being transmitted to other parts of a vehicle body, meanwhile, the spreading is avoided, precious time is won for fire extinguishing and escape work of passengers, and in addition, the fire extinguishing device is high in sensitivity, can timely send fire information to a driver when the battery pack is in the fire disaster, can uniformly spray the fire extinguishing agent contained in the fire extinguishing agent bottle to the battery pack in the fire disaster, is good in fire extinguishing effect, and brings great convenience to the fire extinguishing work of the vehicle-mounted battery.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Referring to fig. 1 and 2, there is shown a vehicle-mounted battery fire extinguishing apparatus including a battery case 100, a fire extinguishing agent bottle 700, a smoke detector, a temperature detector, and a fire alarm controller.
A partition 300 is arranged in the battery box 100, the partition 300 divides the battery box 100 into a first cavity 110 and a second cavity 120 which are independent of each other, a battery pack placing cavity 400 for placing a battery pack 600 is arranged on the inner side of the first cavity 110, a battery box cover 200 is arranged on the upper end cover of the battery box 100, and a fire extinguishing transverse channel 210 is arranged inside the battery box cover 200.
The base 130 is arranged at the bottom of the battery box body 100, the stability between the battery fire extinguishing device and the automobile battery installation position is effectively improved by adopting the structure, and the practicability of the battery fire extinguishing device is further improved.
The fire extinguishing branch passage 220 corresponding to the battery pack 600 is arranged on the fire extinguishing transverse passage 210, the feed inlet of the fire extinguishing branch passage 220 is communicated with the fire extinguishing transverse passage 210, and the discharge outlet of the fire extinguishing branch passage 220 is provided with a nozzle 230.
The fire extinguishing agent bottle 700 is used for containing a fire extinguishing agent, the fire extinguishing agent bottle 700 is fixedly mounted on a fire extinguishing agent bottle mounting seat 720 of the second cavity 120, a container valve 710 for controlling the fire extinguishing agent bottle 700 to be opened or closed is arranged on a discharge port of the fire extinguishing agent bottle 700, the discharge port of the fire extinguishing agent bottle 700 is communicated with a fire extinguishing vertical channel 140 arranged on the side wall of the battery box body 100 through a hose, and the fire extinguishing vertical channel 140 is communicated with the fire extinguishing transverse channel 210.
The smoke detector is used for monitoring the smoke concentration in the battery box body in real time, the smoke detector is arranged on the battery box cover, the temperature detector is used for monitoring the temperature value in the battery box body in real time, the temperature detector is arranged on the battery box cover, and through the effective combination of the smoke detector and the temperature detector, the sensitivity of fire monitoring of the battery fire extinguishing device is effectively improved, and personal and property safety is further ensured.
When the battery pack is in a fire, the fire alarm controller can timely control the container valve 710 to be opened so that the fire extinguishing agent contained in the fire extinguishing agent bottle 700 is sprayed into the battery box 100, and the fire alarm controller is respectively in communication connection with the smoke detector, the temperature-sensitive detector, the container valve, the driver mobile terminal and the vehicle-mounted control system.
Be equipped with damping spring 500 between the lateral wall of chamber 400 and first cavity 110 is placed to the group battery, damping spring 500 not only can reduce the vibrations of car at the removal in-process group battery and feel, has improved the life of group battery to can also when the group battery conflagration breaks out, can effectual isolated heat transfer to the battery box on, avoid heat transfer to other parts of automobile body.
On the curb plate that battery group 600 placed the chamber and be located adjacent battery group between be equipped with flexible impeller 410, be equipped with insulating heat insulating board on the flexible end of flexible impeller 410, when the battery group conflagration breaks out, flexible impeller 410 can be automatic with insulating heat insulating board propelling movement to between the adjacent battery group, flexible impeller 410 is connected with fire alarm controller communication.
When the group battery conflagration breaks out, the flexible arrester work of fire alarm controller control pushes away insulating heat insulating board to between the adjacent group battery, adopts this kind of structure can accomplish the group battery of burning and the group battery that does not have the burning and keeps apart, avoids stretching of intensity of a fire, the effectual practicality that improves this battery conflagration extinguishing device.
The working principle of the invention is as follows:
when the group battery conflagration breaks out, smoke detector sends the warning, fire alarm controller sends fire alarm signal to driver mobile terminal, remind the driver to make relevant fire control through on-vehicle control system, if the driver does not in time make corresponding control, and the temperature rises to the temperature value of settlement, heat detector reports to the police, fire alarm controller confirms fire alarm signal, fire alarm controller control container valve is opened, make its fire extinguishing agent of holding in the fire extinguishing agent bottle pass through the vertical passageway of putting out a fire, put out a fire horizontal channel and put out a fire the subchannel, spray on the group battery of taking place the conflagration through the nozzle at last.
In conclusion, when the battery pack in the battery box is in a fire, the adjacent battery packs and the battery box can be effectively isolated, heat is prevented from being transmitted to other parts of a vehicle body, meanwhile, the battery pack can be prevented from spreading, precious time is saved for fire extinguishing and escape of passengers, and when the fire breaks out, the fire extinguishing device is high in sensitivity, can timely send fire information to a driver when the battery pack breaks out, can uniformly spray the fire extinguishing agent contained in the fire extinguishing agent bottle to the battery pack which breaks out the fire, is good in fire extinguishing effect, and brings great convenience to fire extinguishing work of the vehicle-mounted battery.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. A vehicle-mounted battery fire extinguishing device is characterized by comprising
The battery box body is internally provided with a partition plate, the partition plate divides the battery box body into a first cavity and a second cavity which are mutually independent, the inner side of the first cavity is provided with a battery pack placing cavity for placing a battery pack, the upper end of the battery box body is covered with a battery box cover, the interior of the battery box cover is provided with a fire extinguishing transverse channel, the fire extinguishing transverse channel is provided with a fire extinguishing sub-channel corresponding to the battery pack, the feed inlet of the fire extinguishing sub-channel is communicated with the fire extinguishing transverse channel, and the discharge outlet of the fire extinguishing sub-channel is provided with a nozzle;
the fire extinguishing agent bottle is fixedly arranged on a fire extinguishing agent bottle mounting seat of the second cavity, a container valve for controlling the fire extinguishing agent bottle to be opened or closed is arranged at a discharge port of the fire extinguishing agent bottle, the discharge port of the fire extinguishing agent bottle is communicated with a fire extinguishing vertical channel arranged on the side wall of the battery box body through a hose, and the fire extinguishing vertical channel is communicated with a fire extinguishing transverse channel;
the smoke detector is used for monitoring the smoke concentration in the battery box body in real time and is arranged on the battery box cover;
the temperature-sensing detector is used for monitoring the temperature value in the battery box body in real time and is arranged on the battery box cover;
when a battery pack is in fire, the container valve can be timely controlled to be opened so that the fire extinguishing agent contained in the fire extinguishing agent bottle can be sprayed into the fire alarm controller in the battery box, and the fire alarm controller is respectively in communication connection with the smoke detector, the temperature-sensitive detector, the container valve, the driver mobile terminal and the vehicle-mounted control system.
2. The vehicle-mounted battery fire extinguishing apparatus according to claim 1, wherein: and a damping spring is arranged between the battery pack placing cavity and the side wall of the first cavity.
3. The vehicle-mounted battery fire extinguishing apparatus according to claim 1, wherein: the side plate of the battery pack placing cavity is provided with a telescopic pusher which is located between adjacent battery packs, the telescopic end of the telescopic pusher is provided with an insulated heat-insulating plate, when a fire disaster occurs to the battery packs, the telescopic pusher can automatically push the insulated heat-insulating plate to the position between the adjacent battery packs, and the telescopic pusher is in communication connection with the fire alarm controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011635186.XA CN112642075A (en) | 2020-12-31 | 2020-12-31 | Vehicle-mounted battery fire extinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011635186.XA CN112642075A (en) | 2020-12-31 | 2020-12-31 | Vehicle-mounted battery fire extinguishing device |
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| Publication Number | Publication Date |
|---|---|
| CN112642075A true CN112642075A (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011635186.XA Pending CN112642075A (en) | 2020-12-31 | 2020-12-31 | Vehicle-mounted battery fire extinguishing device |
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| Country | Link |
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| CN (1) | CN112642075A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410559A (en) * | 2021-06-16 | 2021-09-17 | 常州泰伊尔特科技有限公司 | Lithium ion battery box fire protection system and automatic control method |
| CN113521605A (en) * | 2021-07-15 | 2021-10-22 | 深圳市杰成镍钴新能源科技有限公司 | Battery storage automatic fire extinguishing device and system |
| CN114796935A (en) * | 2022-03-31 | 2022-07-29 | 江西新威动力能源科技有限公司 | Self-extinguishing power battery |
-
2020
- 2020-12-31 CN CN202011635186.XA patent/CN112642075A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113410559A (en) * | 2021-06-16 | 2021-09-17 | 常州泰伊尔特科技有限公司 | Lithium ion battery box fire protection system and automatic control method |
| CN113521605A (en) * | 2021-07-15 | 2021-10-22 | 深圳市杰成镍钴新能源科技有限公司 | Battery storage automatic fire extinguishing device and system |
| CN114796935A (en) * | 2022-03-31 | 2022-07-29 | 江西新威动力能源科技有限公司 | Self-extinguishing power battery |
| CN114796935B (en) * | 2022-03-31 | 2023-02-17 | 江西新威动力能源科技有限公司 | Self-extinguishing power battery |
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