CN201631950U - Automatic fire extinguisher of passenger car - Google Patents
Automatic fire extinguisher of passenger car Download PDFInfo
- Publication number
- CN201631950U CN201631950U CN 200920274813 CN200920274813U CN201631950U CN 201631950 U CN201631950 U CN 201631950U CN 200920274813 CN200920274813 CN 200920274813 CN 200920274813 U CN200920274813 U CN 200920274813U CN 201631950 U CN201631950 U CN 201631950U
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- dry powder
- temperature
- passenger car
- drive circuit
- automatic fire
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Abstract
The utility model discloses an automatic fire extinguisher of a passenger car, comprising a power supply unit, a voice alarm unit, a temperature display unit, a temperature detection unit, an electromagnetic dry-powder nozzle, a singlechip, a driving circuit, a relay, an anti-high-temperature pressure container, an anti-high-temperature dry-powder conduit and an adiabatic sleeve, wherein the signal output end of the temperature detection unit is respectively connected with the signal input end of the singlechip, the signal output end of the singlechip is respectively connected with the signal input ends of the temperature display unit, the voice alarm unit and the driving circuit, the signal output end of the driving circuit is respectively connected with the signal input ends of the electromagnetic dry-powder nozzle and a solar battery, the electromagnetic dry-powder nozzle and the anti-high-temperature pressure container are connected through the anti-high-temperature dry-powder conduit, and the adiabatic sleeve is sleeved on the anti-high-temperature dry-powder conduit and the driving circuit. The utility model has an independent power supply and an engine cabin with visible temperature, preliminarily alarms a vehicle fire and has the advantages of flexible fire extinguishment mode, enough fire extinguishment dosage, high speed, and the like.
Description
Technical field
The utility model relates to a kind of extinguishing device, particularly a kind of passenger car automatic fire extinguisher.
Technical background
Along with the continuous progress of human society, people's living standard improves day by day, and automobile has become human indispensable daily necessities.The fire-fighting equipment of most automobiles all is a hand fire extinguisher in the world today, once breaking out of fire can only be gone fire extinguishing with hand fire extinguisher.Cause by electric appliance circuits in the bonnet or oil circuit but the generation of automobile fire is many, as can not in time opening bonnet, extinguishing chemical can't be sprayed onto hot spots and put out a fire up hill and dale, and this certainly will cause huge threat to human pilot and passenger's safety of life and property.The vehicle of automobile production producer production at present, its bonnet great majority can not be in car disposable opening, must could complete opening through operation manually, and during breaking out of fire in the bonnet intensity of a fire fierce, bonnet heats up rapidly, and the fire extinguishing personnel will be burnt when opening bonnet with hand.Even the fire extinguishing personnel have opened bonnet, its unlatching moment air enters the engine storehouse, and the intensity of a fire is more fierce in the storehouse, so fire extinguishing can not reach good effect.If collision happens is on fire, cause the occupant to go into a coma or be stuck in the time of to move in the car to lose the fire extinguishing self-saving ability.For the automatically controlled Automatic Fire Extinguisher and the suspended automatic fire extinguisher of the appearance of existing market, because the space is narrow and small in the engine storehouse of passenger car, particularly high-grade passenger car, it is inconvenient to install.Or and, automobile turns over when causing fire when bumping, if battery is damaged or plumbous pile crown, ground strap is impaired, electric starter will be inoperative, nature can not reach the effect of fire extinguishing, so formed that automobile production manufacturer is reluctant to install, driver (car owner) is reluctant the general layout that is equipped with.
Summary of the invention
In order to overcome defective or the deficiency that prior art exists, the purpose of this utility model is, providing a kind of is convenient to be installed in the engine storehouse and the passenger car automatic fire extinguisher of independent current source, passenger car automatic fire extinguisher of the present utility model adopts independently sun-generated electric power, remind the driver manually to put out a fire when temperature is greater than 120 ℃ in the engine storehouse, single-chip microcomputer sends control signal to drive circuit during greater than 170 ℃, drive circuit drives opens electromagnetism dry powder shower nozzle, and electromagnetism dry powder shower nozzle evenly sprays dry-chemical fire extinguishing in the engine storehouse.Realized that engine storehouse temperature is visual, the high temperature early warning, cut off vehicle power and self-extinguishing automatically.
In order to reach above-mentioned technical purpose, the utility model by the following technical solutions:
A kind of passenger car automatic fire extinguisher comprises with lower unit:
Power supply unit is used to provide this device working power;
The audio alert unit is used for sending suggestion voice when temperature surpasses 120 ℃;
Temperature display unit is used for showing temperature in the passenger car engine storehouse;
Temperature detecting unit is used for detecting in real time the temperature in the passenger car engine storehouse, and to single-chip microcomputer output and temperature corresponding voltage signal;
Electromagnetism dry powder shower nozzle is used for receiving the control signal of drive circuit, sprays dry powder according to the control signal that receives;
Single-chip microcomputer is used for receiving the voltage signal of temperature detecting unit and it is carried out the A/D conversion, exports control signal according to the threshold temperature of setting to drive circuit;
Drive circuit is used for receiving the control signal that single-chip microcomputer is exported, the break-make of control relay and electromagnetism dry powder shower nozzle;
Relay is used to receive the control signal of drive circuit, cuts off the vehicle power of passenger car according to control signal; Relay is connected with vehicle power;
Anti-high temperature pressure vessel is used for splendid attire dry powder;
High temperature resistant dry powder conduit is used for connecting electromagnetism dry powder shower nozzle and anti-high temperature pressure vessel; Delivery of dry powder;
Thermal sleeve is used for protecting drive circuit and high temperature resistant dry powder conduit;
The signal output part of described temperature detecting unit connects the signal input part of single-chip microcomputer; The signal output part of single-chip microcomputer connects the signal input part of temperature display unit, audio alert unit, drive circuit respectively; The signal output part of drive circuit connects the signal input part of electromagnetism dry powder shower nozzle, relay respectively; Described electromagnetism dry powder shower nozzle links to each other by high temperature resistant dry powder conduit with anti-high temperature pressure vessel, and described thermal sleeve is enclosed within on high temperature resistant dry powder conduit and the drive circuit.
The utility model also comprises following other features,
Described electromagnetism dry powder shower nozzle comprises housing, and described housing afterbody interface is the dry powder joint, and this dry powder joint joins successively with the spring, iron core, the valve body that are positioned at enclosure interior and forms the dry powder passage of hollow; Be with solenoid on the described spring, the head of described iron core is enclosed within valve inner, and valve body afterbody and contact portion unshakable in one's determination are to adjust pad, and the part that iron core enters valve inner forms flange part; There is the needle-valve of hollow the inside of valve body, and the head of valve body is a spout; The housing tail end is equipped with binding post, and this binding post links to each other with the solenoid of enclosure interior.
Described power supply unit adopts the 25v solar cell.
Described temperature detecting unit adopts the PT100 temperature sensor.
Described audio alert unit adopts the audio alert module of DSP control.
Described temperature display unit adopts 48 sections charactrons.
Described single-chip microcomputer is Freescale 9S12DG128, and drive circuit adopts the 2803A chip.
Described single-chip microcomputer adopts 5V power supply, the bus speed of 25MHZ.
Described anti-high temperature pressure vessel can hold 6 liters of ABC powder extinguishing agents.
Described temperature detecting unit adopts PT100.
The utility model has following beneficial effect:
(1) fire-fighting dose foot, speed is fast.Anti-high temperature pressure vessel of the present utility model can hold the 6L ABC powder extinguishing agent, and can in 15 seconds powder extinguishing agent be sprayed in the engine storehouse uniformly, and fire extinguishing fast thoroughly.
(2) independent current source is arranged.The utility model is independent current source with the solar cell and places automobile tail, when the automobile breaking out of fire, still can provide stabilized power source for the utility model.
(3) engine storehouse temperature is visual.The utlity model has engine storehouse temperature visual function, the driver can directly observe engine storehouse temperature by digitron display screen.
(4) vehicle fire gives warning in advance.The utlity model has the fire function that gives warning in advance, when the engine bin temperature takes place by unusual (being higher than 120 ℃), driver's parking checking is reminded in the early warning of sounding of audio alert unit.
(5) fire-fighting mode is flexible.When the driver by after the audio alert unit prompting, when confirming that temperature in the generation condition of a fire in the engine storehouse and the engine storehouse does not reach 170 ℃ of the threshold temperature of self-extinguishing, can manually put out a fire by manual fire extinguishing switch.When the engine bin temperature rises to 170 ℃, and the driver is not when also effectively handling the condition of a fire, and drive circuit starts extinguishing device automatically in the very first time, starts electromagnetism dry powder spout and sprays powder extinguishing agent and put out a fire.
(7) cut off vehicle power automatically.When electromagnetism started in the powder shower nozzle, drive circuit drove the relay of directly connecting with Vehicular accumulator cell and opens, and cuts off vehicle power automatically.
Description of drawings
Fig. 1 is a circuit connection diagram of the present utility model.
Fig. 2 is a scheme of installation of the present utility model.
Fig. 3 is temperature sensing circuit figure of the present utility model.
Fig. 4 is electromagnetism dry powder nozzle structure figure of the present utility model.
Fig. 5 is a Freescale 9S12DG128 pinouts.
Fig. 6 is 2803A chip pin figure.
Fig. 7 is a program flow diagram of the present utility model.
Below in conjunction with the specific embodiment the utility model is explained further.
The specific embodiment
Referring to Fig. 1, passenger car automatic fire extinguisher of the present utility model comprises with lower unit:
Power supply unit adopts the 25v solar cell, provides independent current source for single-chip microcomputer and drive circuit after the LM7805 step-down.Solar cell is installed in the passenger car afterbody.
The audio alert unit sends suggestion voice when the temperature in the engine storehouse is higher than 120 ℃ of threshold temperature; Adopt the audio alert module of DSP control.
Temperature display unit is used for showing temperature in the passenger car engine storehouse; Temperature display unit adopts 48 sections charactrons.
Temperature detecting unit is used for detecting in real time the temperature in the passenger car engine storehouse, and to single-chip microcomputer output and temperature corresponding voltage signal; Temperature detecting unit adopts the PT100 temperature sensor.
Electromagnetism dry powder shower nozzle is used for receiving the control signal of drive circuit, sprays dry powder according to the control signal that receives;
Single-chip microcomputer is used for receiving the voltage signal of temperature detecting unit and it is carried out the A/D conversion, exports control signal according to the threshold temperature of setting to drive circuit; Single-chip microcomputer is Freescale 9S12DG128, and drive circuit adopts the 2803A chip.Single-chip microcomputer adopts 5V power supply, the bus speed of 25MHZ.
Drive circuit is used for receiving the control signal that single-chip microcomputer is exported, the break-make of control relay and electromagnetism dry powder shower nozzle;
Relay is used to receive the control signal of drive circuit, cuts off the vehicle power of passenger car according to control signal;
Anti-high temperature pressure vessel is used for containing dry powder, can hold the 6LABC powder extinguishing agent.
High temperature resistant dry powder conduit is used for connecting electromagnetism dry powder shower nozzle and anti-high temperature pressure vessel; Delivery of dry powder;
Thermal sleeve is used for protecting drive circuit and high temperature resistant dry powder conduit;
The signal output part of described temperature detecting unit connects the signal input part of single-chip microcomputer; The signal output part of single-chip microcomputer connects the signal input part of temperature display unit, audio alert unit, drive circuit respectively; The signal output part of drive circuit connects the signal input part of electromagnetism dry powder shower nozzle, relay respectively; Relay is connected with the vehicle power of passenger car;
Referring to Fig. 2, during practical application, electromagnetism dry powder shower nozzle, temperature detecting unit are installed in the passenger car engine storehouse, temperature display unit, audio alert unit, single-chip microcomputer and the switch of manually putting out a fire are installed in the cockpit of passenger car, so that with real-time detected advisory driver; To prevent that high temperature pressure vessel and solar cell are installed in the tailstock of passenger car, electromagnetism dry powder shower nozzle links to each other by high temperature resistant dry powder conduit with anti-high temperature pressure vessel, and thermal sleeve is enclosed within on high temperature resistant dry powder conduit and the drive circuit.
Referring to Fig. 3, temperature detecting unit of the present utility model adopts PT100, and this is all reasonable platinum filament thermal resistance sensor of a kind of stability and linearity, can be operated in-200 ℃ to 650 ℃ scope.This circuit selects it to be operated in-19 ℃ to 500 ℃ scopes.The access of sensor is very simple, is connected to PT100 from the 5V feeder ear of the system resistance by a 3K92.According to the parameter of PT100, it is in 0 ℃ to 500 ℃ interval, and resistance value is 100 to 280.9 Ω, exposure according to its series connection dividing potential drop, use formula: Vcc/ (PT100+3K92) * PT100=output voltage (mV), can calculate its output voltage in the time of whole hundred ℃, see Table 1:
Table 1 output voltage meter
| Temperature ℃ | PT100 resistance Ω | Sensing both end voltage mV |
| 0 | 100.00 | 124.38 |
| 1 | 100.39 | 124.8 |
| 50 | 119.40 | 147.79 |
| 100 | 138.5l | 170.64 |
| 150 | 157.33 | 192.93 |
| 200 | 175.86 | 214.68 |
| 250 | 194.10 | 235.90 |
| 300 | 212.05 | 256.59 |
| 350 | 229.72 | 276.79 |
| 400 | 247.09 | 296.48 |
| 450 | 264.18 | 315.69 |
| 500 | 280.98 | 334.42 |
10 A/D of single-chip microcomputer are under full scale span, and maximum is shown as 1023 words, change input voltage in order to obtain the Chip Microcomputer A/D of PT100 sensor output voltage when showing 500 words, must the original output voltage of sensor be amplified.Computing formula is: (500/1023*Vcc)/sensor both end voltage (mV/ ℃), (power supply=5V), can obtain multiplication factor is 10.466 in the Vcc=system.Operational amplifier is divided into two-stage, 5 times (12K/3K+1=5 in the schematic diagram) of the fixing amplification of back level, prime is enlarged into: 10.465922/5=2.0931844 doubly, components and parts and other deviations in order to prevent to adjust, use a Precision trimming potentiometer that multiplication factor is carried out fine tuning, can guarantee to adjust to more exactly needed multiplication factor.
Referring to Fig. 4, electromagnetism dry powder shower nozzle comprises housing 1, and described housing 1 afterbody interface is a dry powder joint 2, this dry powder joint 2 and the spring 3 that is positioned at housing 1 inside, unshakable in one's determination 5, valve body 6 joins successively and the dry powder passage that forms hollow; Be with solenoid 7 on the described spring 3, described unshakable in one's determination 5 head is enclosed within valve body 6 inside, and valve body 6 afterbodys and 5 contact portions unshakable in one's determination are to adjust pad (9), and the part that iron core enters valve body 6 inside forms flange part 10; There is the needle-valve 8 of hollow the inside of valve body 6, and the head of valve body 6 is spouts 4; Housing 1 tail end is equipped with terminals 11, and these terminals 11 link to each other with the solenoid 7 of housing 1 inside.
Electromagnetism dry powder shower nozzle is equivalent to magnetic valve, and solenoid produces electromagnetic force during energising, and iron core 5 and needle-valve 8 are picked up, and after the dry powder shower nozzle was opened, dry powder evenly was sprayed onto in the engine storehouse from spout 4 from the pipeline of dry powder joint 2 through hollow.Electromagnetic force disappears during outage, and iron core 5 and needle-valve 8 reset under the elastic force effect of spring 3, and spout 4 is closed.
Insert the dry powder conduit in the dry powder joint 2 of electromagnetism dry powder shower nozzle, binding post 11 connects drive circuit;
With reference to Fig. 5, single-chip microcomputer MC9S12DG128 adopts the 5V power supply, and the bus speed of 25MHZ is mainly used in Industry Control, is suitable for use on the automobile.The characteristics of this single-chip microcomputer are the I/O that enriches and the communication module of Industry Control special use.The Flash capacity is 128KB, and communication module has SCI, SPI, IIC, CAN, J1850 etc.Its 112 pin package 91 I/O pins, 16 tunnel 10 A/D switched pins, 8 tunnel 8 PWM pins and 8 tunnel 16 TIM pins are arranged.
With reference to Fig. 6, can realize the closed action of relay by 2803A.Wherein 9 pins are ground connection, 1,18 pins, and 2,17 pins, 3,16 pins, 4,15 pins, 5,14 pins, 6,13 pins, 7,12 pins, 8,11 pins are a pair of input and output pin, totally 8 pairs.Utilize 1,18 pins wherein in the utility model, 2,17 pins, promptly the input signal of low current from 1,2 pins can obtain the signal of high electric current from 18,17 pins, thereby reaches the purpose that improves electric current, promptly realizes the closed action of relay.
Referring to Fig. 7, in the practical application, workflow of the present utility model comprises the steps:
1) system initialization;
2) the real-time detected temperatures of temperature detecting unit reads detected temperatures and also will send and the temperature corresponding voltage signal to single-chip microcomputer;
3) single-chip microcomputer receives voltage signal and judges that whether detected temperature is greater than 120 ℃, if greater than 120 ℃, then single-chip microcomputer sends control signal to the audio alert unit, the audio alert unit sends audio alert according to the control signal that receives, remind the driver manually to put out a fire, when the driver judges that by temperature display unit temperature surpasses 170 ℃, open the switch of manually putting out a fire and manually put out a fire, simultaneously single-chip microcomputer execution in step 4); If be not more than 120 ℃, then continue real-time detected temperatures and read temperature;
4) whether single-chip microcomputer judges temperature greater than 170 ℃, if greater than 170 ℃, then single-chip microcomputer transmits control signal to drive circuit, and drive circuit drives to open the dry powder shower nozzle and drive relay and opens, and cuts off the on-vehicle battery of passenger car; If be not more than 170 ℃ then execution in step 3).
Claims (9)
1. a passenger car automatic fire extinguisher is characterized in that, comprises with lower unit:
Power supply unit is used to provide this device working power;
The audio alert unit is used for sending suggestion voice when temperature surpasses 120 ℃;
Temperature display unit is used for showing temperature in the passenger car engine storehouse;
Temperature detecting unit is used for detecting in real time the temperature in the passenger car engine storehouse, and to single-chip microcomputer output and temperature corresponding voltage signal;
Electromagnetism dry powder shower nozzle is used for receiving the control signal of drive circuit, according to the control signal spray powder that receives;
Single-chip microcomputer is used for receiving the voltage signal of temperature detecting unit and it is carried out the A/D conversion, exports control signal according to the threshold temperature of setting to drive circuit;
Drive circuit is used for receiving the control signal that single-chip microcomputer is exported, the break-make of control relay and electromagnetism dry powder shower nozzle;
Relay is used to receive the control signal of drive circuit, cuts off the vehicle power of passenger car according to control signal;
Anti-high temperature pressure vessel is used for splendid attire dry powder;
High temperature resistant dry powder conduit is used for connecting electromagnetism dry powder shower nozzle and anti-high temperature pressure vessel; Delivery of dry powder;
Thermal sleeve is used for protecting drive circuit and high temperature resistant dry powder conduit;
The signal output part of described temperature detecting unit connects the signal input part of single-chip microcomputer; The signal output part of single-chip microcomputer connects the signal input part of temperature display unit, audio alert unit, drive circuit respectively; The signal output part of drive circuit connects the signal input part of electromagnetism dry powder shower nozzle, relay respectively; Described electromagnetism dry powder shower nozzle links to each other by high temperature resistant dry powder conduit with anti-high temperature pressure vessel, and described thermal sleeve is enclosed within on high temperature resistant dry powder conduit and the drive circuit.
2. passenger car automatic fire extinguisher as claimed in claim 1, it is characterized in that, described electromagnetism dry powder shower nozzle comprises housing (1), described housing (1) afterbody interface is dry powder joint (2), and this dry powder joint (2) spring (3) inner with being positioned at housing (1), (5) unshakable in one's determination, valve body (6) joins successively and form the dry powder passage of hollow; Be with solenoid (7) on the described spring (3), the head of described iron core (5) is enclosed within valve body (6) inside, valve body (6) afterbody is to adjust pad (9) with (5) contact portion unshakable in one's determination, and iron core enters the inner part of valve body (6) and forms flange part (10); There is the needle-valve (8) of hollow the inside of valve body (6), and the head of valve body (6) is spout (4); Housing (1) tail end is equipped with binding post (11), and this binding post (11) links to each other with the solenoid (7) of housing (1) inside.
3. passenger car automatic fire extinguisher as claimed in claim 1 is characterized in that, described power supply unit adopts the 25v solar cell.
4. passenger car automatic fire extinguisher as claimed in claim 1 is characterized in that, described temperature detecting unit adopts the PT100 temperature sensor.
5. passenger car automatic fire extinguisher as claimed in claim 1 is characterized in that, described audio alert unit adopts the audio alert module of DSP control.
6. passenger car automatic fire extinguisher as claimed in claim 1 is characterized in that, described temperature display unit adopts 48 sections charactrons.
7. passenger car automatic fire extinguisher as claimed in claim 1 is characterized in that, described single-chip microcomputer is Freescale 9S12DG128, and drive circuit adopts the 2803A chip.
8. as claim 1 or 7 described passenger car automatic fire extinguishers, it is characterized in that described single-chip microcomputer adopts 5V power supply, the bus speed of 25MHZ.
9. passenger car automatic fire extinguisher as claimed in claim 1 is characterized in that, described anti-high temperature pressure vessel can hold the 6LABC powder extinguishing agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920274813 CN201631950U (en) | 2009-12-25 | 2009-12-25 | Automatic fire extinguisher of passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920274813 CN201631950U (en) | 2009-12-25 | 2009-12-25 | Automatic fire extinguisher of passenger car |
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| Publication Number | Publication Date |
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| CN201631950U true CN201631950U (en) | 2010-11-17 |
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| CN 200920274813 Expired - Fee Related CN201631950U (en) | 2009-12-25 | 2009-12-25 | Automatic fire extinguisher of passenger car |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284156A (en) * | 2011-08-29 | 2011-12-21 | 南车南京浦镇车辆有限公司 | Fire extinguishing method of fire alarming and extinguishing system on diesel multiple unit (DMU) |
| CN102284157A (en) * | 2011-08-29 | 2011-12-21 | 南车南京浦镇车辆有限公司 | Fire alarming and extinguishing system on diesel multiple unit (DMU) |
| CN102343131A (en) * | 2011-07-06 | 2012-02-08 | 周小钧 | Vehicle intelligent fire-proofing and early warning decision method and vehicle-loaded fire fighting system |
| CN102961835A (en) * | 2012-11-24 | 2013-03-13 | 李良杰 | Automatic fire sprinkler for vehicle engine housing |
| CN103463754A (en) * | 2013-09-06 | 2013-12-25 | 钟海顺 | Fire extinguishing system of bus equipment and control method of fire extinguishing system |
| CN103587461A (en) * | 2013-10-17 | 2014-02-19 | 中国石油化工股份有限公司 | Water-mist-firefighting-system tank car for loading flammable substances |
| CN104474649A (en) * | 2014-12-19 | 2015-04-01 | 黄金佩 | Fire extinguishing system for automobile |
| CN103357128B (en) * | 2013-07-10 | 2016-01-06 | 何光 | For the automatic fire extinguisher of automobile and dangerous goods accumulating |
| CN108498976A (en) * | 2017-07-21 | 2018-09-07 | 中物汽车电子扬州有限公司 | A kind of nacelle engine automatic fire extinguisher |
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2009
- 2009-12-25 CN CN 200920274813 patent/CN201631950U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343131A (en) * | 2011-07-06 | 2012-02-08 | 周小钧 | Vehicle intelligent fire-proofing and early warning decision method and vehicle-loaded fire fighting system |
| CN102343131B (en) * | 2011-07-06 | 2013-05-22 | 周小钧 | Vehicle intelligent fire-proofing and early warning decision method and vehicle-loaded fire fighting system |
| CN102284156A (en) * | 2011-08-29 | 2011-12-21 | 南车南京浦镇车辆有限公司 | Fire extinguishing method of fire alarming and extinguishing system on diesel multiple unit (DMU) |
| CN102284157A (en) * | 2011-08-29 | 2011-12-21 | 南车南京浦镇车辆有限公司 | Fire alarming and extinguishing system on diesel multiple unit (DMU) |
| CN102284156B (en) * | 2011-08-29 | 2014-04-16 | 南车南京浦镇车辆有限公司 | Fire extinguishing method of fire alarming and extinguishing system on diesel multiple unit (DMU) |
| CN102284157B (en) * | 2011-08-29 | 2014-07-23 | 南车南京浦镇车辆有限公司 | Fire alarming and extinguishing system on diesel multiple unit (DMU) |
| CN102961835A (en) * | 2012-11-24 | 2013-03-13 | 李良杰 | Automatic fire sprinkler for vehicle engine housing |
| CN103357128B (en) * | 2013-07-10 | 2016-01-06 | 何光 | For the automatic fire extinguisher of automobile and dangerous goods accumulating |
| CN103463754A (en) * | 2013-09-06 | 2013-12-25 | 钟海顺 | Fire extinguishing system of bus equipment and control method of fire extinguishing system |
| CN103587461A (en) * | 2013-10-17 | 2014-02-19 | 中国石油化工股份有限公司 | Water-mist-firefighting-system tank car for loading flammable substances |
| CN104474649A (en) * | 2014-12-19 | 2015-04-01 | 黄金佩 | Fire extinguishing system for automobile |
| CN108498976A (en) * | 2017-07-21 | 2018-09-07 | 中物汽车电子扬州有限公司 | A kind of nacelle engine automatic fire extinguisher |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101117 Termination date: 20111225 |