CN109718491A - A kind of water mists battery case fire prevention and control device - Google Patents
A kind of water mists battery case fire prevention and control device Download PDFInfo
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- CN109718491A CN109718491A CN201910153295.9A CN201910153295A CN109718491A CN 109718491 A CN109718491 A CN 109718491A CN 201910153295 A CN201910153295 A CN 201910153295A CN 109718491 A CN109718491 A CN 109718491A
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- extinguishing chemical
- battery case
- control device
- fire prevention
- water mists
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Abstract
The present invention relates to a kind of water mists battery case fire prevention and control devices, including sensor (2), fire extinguisher storage tank (3), quick start valve (4), intelligent controller (5), extinguishing chemical conveyance conduit (8), three-way connector (9) and extinguishing chemical fine mist spray head (10), the sensor (2) is fixed in battery case (1), exit of quick start valve (4) setting in fire extinguisher storage tank (3), it is connect by controlling cable (7) with intelligent controller (5), one end of the extinguishing chemical conveyance conduit (8) is connected with quick start valve (4), the other end is connected with the first interface of three-way connector (9), the second interface and third interface of the three-way connector (9) are respectively arranged with extinguishing chemical fine mist spray head (10), the extinguishing chemical fine mist spray head ( 10) it is fixed on the inner wall of battery case (1).The present invention has the advantages that function is reliable, self-test alarm.
Description
Technical field
The present invention relates to emergency management and rescue fire-fighting domain, especially a kind of water mists battery case fire prevention and control device.
Background technique
It is more next as the vehicles of power using battery to reduce atmosphere pollution with the reinforcement of mankind's environmental consciousness
It is more, what annual electric car sales volume put out a fire to battery case with 30% speed increase, various regions public transport company and auto vendor
Demand is growing day by day.However, Vehicular battery causes overcurrent and heat, battery management system are out of control to cause due to the loosening of internal connector
Overcharge or over-discharge, because the reasons such as inside battery or outside line short circuit caused by external force factor cause internal temperature of battery to increase,
Chemistry or electrochemical reaction are generated, fuel gas is discharged, until temperature rises to burning critical point, spontaneous combustion will occur for battery pack
Or explosion.In order to avoid battery pack because spontaneous combustion caused by heating up or explosion issues, need extinguishing device can be in a short time
Battery temperature is reduced rapidly, simultaneously as internal temperature of battery is higher, combustable gas concentration is higher, therefore extinguishing device is also answered
The characteristics of being not easy re-ignition after having fire extinguishing.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology, and the one kind specially designed for Vehicular battery case fire is thin
Water mist battery case fire prevention and control device has many advantages, such as that safe and reliable, fire extinguishing is rapid and is not easy re-ignition.
The purpose of the present invention is achieved through the following technical solutions: a kind of water mists battery case fire prevention and control device, it is wrapped
It is thin to include sensor, fire extinguisher storage tank, quick start valve, intelligent controller, extinguishing chemical conveyance conduit, three-way connector and extinguishing chemical
Water mist spraying head, the sensor are arranged in battery case, and the quick start valve is fixed on the exit of fire extinguisher storage tank
And connect by controlling cable with intelligent controller, the quick start valve passes through extinguishing chemical conveyance conduit and three-way connector
First interface be connected, the second interface and third interface of the three-way connector are connect with extinguishing chemical fine mist spray head respectively,
The extinguishing chemical fine mist spray head is fixed on the inner wall of battery case.
Specifically, further including control panel, the control panel is connect with intelligent controller.
Specifically, the extinguishing chemical fine mist spray head includes nozzle body, atomization core and nozzle, the nozzle body top
Portion is provided with fastening nut, and the nozzle is mounted in fastening nut, and jet port is equipped in nozzle, and the atomization core is fixed on spray
The inside of head main body, nozzle body bottom are equipped with spray head connection screw thread.
Specifically, the intelligent controller is also connected with backup power source by backup power source connecting line.
Specifically, the quick start valve includes valve body and electricity produces gas component, the electricity produces gas component and is mounted on valve
The top of ontology, and the control terminal of electricity production gas component is connect with intelligent controller, the upper inner of valve body is slidably installed
There is piston, piston rod is fixed with below piston, the lower end of piston rod is fixed with plug, and piston rod protrudes into the lower part of valve body,
The bottom end of valve body is equipped with connector, and the inside of connector is the stepped hole with step surface, is equipped with reset on the step surface
The upper end of spring, reset spring presses against on plug, and the lower part of valve body is additionally provided with extinguishing chemical channel, extinguishing chemical channel and institute
State stepped hole connection.
Specifically, the side of the valve body is provided with pressure gauge, the other side is provided with low-pressure alarm sensor, low
Pressure warning sensor is connect with intelligent controller, and locking pin assemblies, the work are additionally provided on the side wall of the valve body
Being provided on the side wall of stopper rod can be with the annular groove of locking pin assemblies cooperation, and when locking, locking pin assemblies are inserted into the annular groove
It is interior.
Specifically, the fire extinguisher storage tank is mainly made of tank body, suction pipe, driving gas and extinguishing chemical, the suction pipe
The lower end of tank body is protruded into from the upper end of tank body, suction pipe is connected to extinguishing chemical channel, and driving gas is stored in the top of tank body, fire extinguishing
Agent is stored in the lower part of tank body.
Specifically, the extinguishing chemical is novel water-based dedicated firing-fighting medium.
Specifically, the control panel includes audio alert, indicator light and fire button, the indicator light includes electricity
Source indicator light, fire extinguisher tank low pressure alarm lamp and fire extinguisher tank spray indicator light.
Specifically, the extinguishing chemical conveyance conduit is high-quality heat resisting and pressure resisting rubber hose, there are enhancement layer, outer suitcase in inside
It is covered with flame-retardant layer, the sensor includes temperature sensor, smoke sensor device and gas sensor.
The invention has the following advantages that
1, use fine mist spray head, water droplet diameter very little, the water of relatively same volume, surface area increase severely, thus
The efficiency for strengthening heat exchange plays extraordinary cooling effect；Water mists are vaporized rapidly after absorbing heat, so that volume
It sharply expands, to reduce the oxygen concentration in air, it is suppressed that the speed of aflame oxidation reaction plays asphyxia
Effect.It can be seen that the extinguishing mechanism of water mists: first is that cooling efficiency, absorbs heat；Second is that smothering action, blocking oxide is anti-
It answers.Therefore, quickly can be inhibited and be cooled down to battery case thermal runaway fire extinguishing, securely and reliably.
2, after sensor detects fire signal, intelligent controller controls control panel and carries out sound-light alarm, reminds driver
Check fire behavior；Or starting extinguishing device automatically, fine mist spray head sprays extinguishing chemical automatically and puts out a fire, while also having low-pressure
When warning function, i.e. fire extinguisher pressure inside the tank deficiency, system, which will call the police, reminds driver to safeguard in time.
3, the present invention uses novel water-based dedicated firing-fighting medium, superpower fire-retardant, can quickly reduce in combustion zone greatly
While calorimetric amount, additionally it is possible to reduce the concentration of comburant surface oxygen, realize quick extinguishing, and prevent re-ignition.
4, the also included backup power source of the present invention, after Vehicular power supply system failure, still automatically starting extinguishing device.
Detailed description of the invention
Fig. 1 is integral installation structure chart of the invention；
Fig. 2 is the schematic diagram of internal structure of fine mist spray head
Fig. 3 is structural principle block diagram of the invention；
Fig. 4 is a schematic cross-sectional view of quick start valve；
Fig. 5 is another schematic cross-sectional view of quick start valve；
Fig. 6 is the schematic diagram of internal structure of fire extinguisher storage tank；
1- battery case, 2- sensor, 3- fire extinguisher storage tank, 4- quick start valve, 5- intelligent controller, 6- control panel, 7- control
Cable processed, 8- extinguishing chemical conveyance conduit, 9- three-way connector, 10- extinguishing chemical fine mist spray head, 11- valve body, 12- electricity produce gas
Component, 13- piston, 14- piston rod, 15- plug, 16- connector, 17- reset spring, 18- extinguishing chemical channel, 19- pressure gauge,
20- low-pressure alarm sensor, 21- lock pin assemblies, 22- tank body, 23- suction pipe, 24- driving gas, 25- extinguishing chemical, 26- spray
Head main body, 27- fastening nut, 28- nozzle, 29- jet port, 30- atomization core, 31- spray head connection screw thread.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing, but protection scope of the present invention is not limited to following institute
It states.
As shown in Figure 1, a kind of water mists battery case fire prevention and control device, including sensor 2, fire extinguisher storage tank 3, quickly open
Dynamic valve 4, intelligent controller 5, extinguishing chemical conveyance conduit 8, three-way connector 9 and extinguishing chemical fine mist spray head 10, the sensing
Device 2 is arranged in battery case 1, is connect by cable with intelligent controller 5, and the quick start valve 4 is fixed on fire extinguisher storage
The exit of tank 3 is simultaneously connect by controlling cable 7 with intelligent controller 5, and the intelligent controller 5, which is mounted on before automobile, to be controlled
Clear position, the quick start valve 4 pass through extinguishing chemical conveyance conduit 8 and three-way connector 9 in case processed or in reserved space
First interface is connected, and the second interface and third interface of the three-way connector 9 connect with extinguishing chemical fine mist spray head 10 respectively
It connects, the extinguishing chemical fine mist spray head 10 is fixed on 1 inner wall of battery case.
It further, further include control panel 6, the control panel 6 is connect with intelligent controller 5.
Further, as shown in Fig. 2, the extinguishing chemical fine mist spray head 10 includes nozzle body 26,30 and of atomization core
Nozzle 28 is provided with fastening nut 27 at the top of the nozzle body 26, and the nozzle 28 is mounted in fastening nut 27, nozzle 28
Interior to be equipped with jet port 29, the atomization core 30 is fixed on the inside of nozzle body 26, and 26 bottom of nozzle body is connected equipped with spray head
Screw thread 31.
Further, the intelligent controller 5 is also connected with backup power source by backup power source connecting line.
Further, as shown in Figure 4 and Figure 5, the quick start valve 4 includes that valve body 11 and electricity produce gas component 12,
The electricity produces the top that gas component 12 is mounted on valve body 11, and electricity produces the control terminal of gas component 12 and intelligent controller 5 connects
It connects, the upper inner of valve body 11, which is slidably installed, piston 13, and the lower section of piston 13 is fixed with piston rod 14, piston rod 14
Lower end be fixed with plug 15, piston rod 14 protrudes into the lower part of valve body 11, and the bottom end of valve body 11 is equipped with connector 16, connector
16 inside is the stepped hole with step surface, and reset spring 17, the upper end top of reset spring 17 are equipped on the step surface
It is pressed on plug 15, the lower part of valve body 11 is additionally provided with 25 channel 18 of extinguishing chemical, 25 channel 18 of extinguishing chemical and the stepped hole
Connection.
Further, the side of the valve body 11 is provided with pressure gauge 19, and the other side is provided with low-pressure alarm and passes
Sensor 20, low-pressure alarm sensor 20 are connect with intelligent controller 5, are additionally provided with locking on the side wall of the valve body 11
Pin assemblies 21, are provided with the annular groove that can cooperate with locking pin assemblies 21 on the side wall of the piston rod 14, when locking, locking pin
Component 21 is inserted into the annular groove.
Further, the fire extinguisher storage tank 3 is mainly by tank body 22, suction pipe 23, driving gas 24 and 25 groups of extinguishing chemical
At the suction pipe 23 protrudes into the lower end of tank body 22 from the upper end of tank body 22, and suction pipe 23 is connected to 25 channel 18 of extinguishing chemical, drives gas
Body 24 is stored in the top of tank body 22, and extinguishing chemical 25 is stored in the lower part of tank body 22.
Further, the extinguishing chemical 25 is novel water-based dedicated firing-fighting medium.
Further, the control panel 6 includes audio alert, indicator light and fire button, and the indicator light includes
Power supply indicator, fire extinguisher tank low pressure alarm lamp and fire extinguisher tank spray indicator light, and control panel 6 is mounted on by driver
On the station on side, convenient for driver when emergency occurs, extinguishing device can be controlled by control panel 6 immediately
System controls fire to preferably control fire behavior within first time.
Further, the extinguishing chemical conveyance conduit 8 is high-quality heat resisting and pressure resisting rubber hose, and there is enhancement layer in inside, outside
Suitcase is covered with flame-retardant layer, and the sensor 2 includes temperature sensor, smoke sensor device and gas sensor.
The course of work of the invention is as follows: as shown in Fig. 2, in Vehicular battery since the loosening of internal connector causes overcurrent to be sent out
Heat, battery management system be out of control cause to overcharge or over-discharge, because of the originals such as inside battery or outside line short circuit caused by external force factor
Internal temperature of battery increases because caused by, generates chemistry or electrochemical reaction, discharges fuel gas, until temperature rises to burning and faces
Spontaneous combustion or explosion occur for boundary's point, battery pack, and when fire occurs for battery case 1, extinguishing device sprays automatically or driver passes through control plane
Fire extinguishing switch is pressed in the pressure of plate 6, and intelligent controller 5 issues open command to quick start valve 4, and electricity produces gas component 12 and receives electricity
Start after signal, moment generates powerful air pressure, pushes piston 13, piston rod 14 to move down, while locking the locking of pin assemblies 21
Piston rod 13 pushes plug 15 to move down when piston rod 13 moves down, to open valve, makes extinguishing chemical 25 in driving gas
It is ejected to extinguishing chemical conveyance conduit 8 from extinguishing chemical channel 18 through suction pipe 23 rapidly under the action of body 24, and extinguishing chemical 25 is conveyed
It sprays, puts out a fire to extinguishing chemical fine mist spray head 10.When low-pressure alarm sensor 20 detects the pressure in valve body 11
When in low pressure, signal is passed into intelligent controller 5, is sounded an alarm from intelligent controller 5 to control panel 6.
The above, only presently preferred embodiments of the present invention not do limitation in any form to the present invention.It is any ripe
Those skilled in the art is known, without departing from the scope of the technical proposal of the invention, all using technology contents described above
Many possible changes and modifications or equivalent example modified to equivalent change are made to technical solution of the present invention.Therefore, all
It is the content without departing from technical solution of the present invention, any change modification made to the above embodiment of technology according to the present invention,
Equivalent variations and modification belong to the protection scope of the technical program.
Claims (10)
1. a kind of water mists battery case fire prevention and control device, it is characterised in that: including sensor (2), fire extinguisher storage tank (3), fast
Fast trigger valve (4), intelligent controller (5), extinguishing chemical conveyance conduit (8), three-way connector (9) and extinguishing chemical fine mist spray head
(10), in battery case (1), the quick start valve (4) is fixed on fire extinguisher storage tank (3) for the sensor (2) setting
Exit and connect with intelligent controller (5) by controlling cable (7), it is defeated that the quick start valve (4) passes through extinguishing chemical
Pipeline (8) and the first interface of three-way connector (9) is sent to be connected, the second interface and third of the three-way connector (9) connect
Mouth is connect with extinguishing chemical fine mist spray head (10) respectively, and the extinguishing chemical fine mist spray head (10) is fixed on battery case (1)
On inner wall.
2. a kind of water mists battery case fire prevention and control device according to claim 1, it is characterised in that: further include control plane
Plate (6), the control panel (6) connect with intelligent controller (5).
3. a kind of water mists battery case fire prevention and control device according to claim 1, it is characterised in that: the extinguishing chemical
Fine mist spray head (10) includes nozzle body (26), atomization core (30) and nozzle (28), setting at the top of the nozzle body (26)
Have fastening nut (27), the nozzle (28) is mounted in fastening nut (27), is equipped with jet port (29) in nozzle (28), described
Atomization core (30) is fixed on the inside of nozzle body (26), and nozzle body (26) bottom is equipped with spray head connection screw thread (31).
4. a kind of water mists battery case fire prevention and control device according to claim 1, it is characterised in that: the intelligence control
Device (5) processed is also connected with backup power source by backup power source connecting line.
5. a kind of water mists battery case fire prevention and control device according to claim 1, it is characterised in that: described quickly opens
Dynamic valve (4) include that valve body (11) and electricity produce gas component (12), and the electricity produces gas component (12) and is mounted on valve body (11)
Top, and the control terminal of electricity production gas component (12) is connect with intelligent controller (5), the upper inner of valve body (11) is slidably matched
It being equipped with piston (13), is fixed with below piston (13) piston rod (14), the lower end of piston rod (14) is fixed with plug (15),
Piston rod (14) protrudes into the lower part of valve body (11), and the bottom end of valve body (11) is equipped with connector (16), the inside of connector (16)
For the stepped hole with step surface, it is equipped with reset spring (17) on the step surface, the upper end of reset spring (17) presses against
On plug (15), the lower part of valve body (11) is additionally provided with extinguishing chemical channel (18), extinguishing chemical channel (18) and the stepped hole
Connection.
6. a kind of water mists battery case fire prevention and control device according to claim 5, it is characterised in that: the valve body
(11) side is provided with pressure gauge (19), and the other side is provided with low-pressure alarm sensor (20), low-pressure alarm sensor
(20) it is connect with intelligent controller (5), locking pin assemblies (21), the work is additionally provided on the side wall of the valve body (11)
Being provided on the side wall of stopper rod (14) can be with the annular groove of locking pin assemblies (21) cooperation, and when locking, locking pin assemblies (21) is inserted
Enter in the annular groove.
7. a kind of water mists battery case fire prevention and control device according to claim 1, it is characterised in that: the fire extinguisher
Storage tank (3) is mainly made of tank body (22), suction pipe (23), driving gas (24) and extinguishing chemical (25), and the suction pipe (23) is from tank
The lower end of tank body (22) is protruded into the upper end of body (22), and suction pipe (23) is connected to extinguishing chemical (25) channel (18), drives gas (24)
It is stored in the top of tank body (22), extinguishing chemical (25) is stored in the lower part of tank body (22).
8. a kind of water mists battery case fire prevention and control device according to claim 7, it is characterised in that: the extinguishing chemical
It (25) is novel water-based dedicated firing-fighting medium.
9. a kind of water mists battery case fire prevention and control device according to claim 2, it is characterised in that: the control plane
Plate (6) includes audio alert, indicator light and fire button, and the indicator light includes power supply indicator, fire extinguisher tank low pressure
Alarm lamp and fire extinguisher tank spray indicator light.
10. a kind of water mists battery case fire prevention and control device according to claim 1, it is characterised in that: the fire extinguishing
Agent conveyance conduit (8) is high-quality heat resisting and pressure resisting rubber hose, and there is enhancement layer in inside, and crust is coated with flame-retardant layer, the sensing
Device (2) includes temperature sensor, smoke sensor device and gas sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910153295.9A CN109718491A (en) | 2019-02-28 | 2019-02-28 | A kind of water mists battery case fire prevention and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910153295.9A CN109718491A (en) | 2019-02-28 | 2019-02-28 | A kind of water mists battery case fire prevention and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109718491A true CN109718491A (en) | 2019-05-07 |
Family
ID=66300044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910153295.9A Pending CN109718491A (en) | 2019-02-28 | 2019-02-28 | A kind of water mists battery case fire prevention and control device |
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| CN (1) | CN109718491A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110292737A (en) * | 2019-07-31 | 2019-10-01 | 陕西坚瑞消防安全设备有限公司 | A kind of nozzle of lithium battery box fire-fighting and lithium battery with fire-proof function |
| CN110302482A (en) * | 2019-07-09 | 2019-10-08 | 四川华川工业有限公司 | A kind of perfluor hexanone electric motor coach power lithium ion battery box fire prevention and control device |
| CN110507928A (en) * | 2019-08-16 | 2019-11-29 | 国网江苏省电力有限公司 | For the fine water mist fire-extinguishing system and extinguishing method of LiFePO4 energy-accumulating power station battery prefabricated cabin |
| CN110613904A (en) * | 2019-08-16 | 2019-12-27 | 国网江苏省电力有限公司经济技术研究院 | Fire fighting strategy for battery prefabricated cabin arranged in double layers of lithium iron phosphate energy storage power station |
| CN114432620A (en) * | 2021-12-28 | 2022-05-06 | 南京能启能电子科技有限公司 | Electrochemistry energy storage power station fire extinguishing system |
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| CN114432620A (en) * | 2021-12-28 | 2022-05-06 | 南京能启能电子科技有限公司 | Electrochemistry energy storage power station fire extinguishing system |
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Address after: No. 99, Hewen West Road, Baihe street, Longquanyi District, Chengdu, Sichuan 610000 Applicant after: Sichuan Huachuan Industry Co.,Ltd. Address before: Shiling Town, Longquanyi District, Chengdu, Sichuan 610000 Applicant before: SICHUAN HUACHUAN INDUSTRIES Co.,Ltd. |