CN102793991B - A kind of automobile intelligent fire extinguishing system and method - Google Patents
A kind of automobile intelligent fire extinguishing system and method Download PDFInfo
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- CN102793991B CN102793991B CN201210265087.6A CN201210265087A CN102793991B CN 102793991 B CN102793991 B CN 102793991B CN 201210265087 A CN201210265087 A CN 201210265087A CN 102793991 B CN102793991 B CN 102793991B
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Abstract
The invention discloses a kind of automobile intelligent fire extinguishing system and method.Described system comprises the temperature sensor for detecting temperature value in enging cabin, for detecting the Smoke Sensor of smokescope value in enging cabin, determines whether the controller of reporting to the police or putting out a fire based on detected value.When the numerical value that sensor detects exceedes default value, controller determines to send instruction of reporting to the police or put out a fire.The invention solves prior art and can not carry out problem that is accurate and effective, safe fire extinction to engine ignition.
Description
Technical field
The present invention relates to a kind of automobile intelligent fire extinguishing system and method field, relate to Intelligent fire extinguishing system and method in a kind of automobile engine nacelle more specifically.
Background technology
Along with automobile is applied in social life more and more widely, automobile phenomenon on fire also causes the attention of people gradually.
Because battery and fuse are all in enging cabin, fire trouble is many lights in enging cabin.When enging cabin catches fire, its temperature can reach 100 degrees Celsius instantaneously, and hand comes in contact can cause rats after severe scald burn; Even if open engine compartment cover reluctantly, also can accelerate cross-ventilation, cause fire extinguishing difficulty to strengthen.Therefore when enging cabin is on fire, driver fire extinguisher can only be aimed at cover smolder position spray.This is tantamount to " catching fire within doors, water-sprinkling outside room ", and effect is naturally not as people's will.
Currently marketed automobile does not all install Intelligent fire extinguishing system in enging cabin.Patent application related to this also exists that rate of false alarm is high mostly, fire extinguishing actuating unit precision and the shortcoming such as coverage rate is low, security is low.
Summary of the invention
The object of this invention is to provide a kind of automobile intelligent fire extinguishing system and method, solution prior art can not be caught fire to enging cabin and be carried out the problem of accurate forecast, effectively fire extinguishing.
The invention provides a kind of automobile intelligent fire extinguishing system, comprise
Temperature sensor, for detecting temperature value in enging cabin;
Smoke Sensor, for detecting smokescope value in enging cabin;
Controller, determines whether to report to the police or fire extinguishing based on temperature detection value and/or smokescope detected value; Wherein
When temperature detection value and/or smokescope detected value exceed preset alarm temperature detection value and/or smokescope detected value, controller is determined to send alarm command;
If temperature detection value and/or smokescope detected value continue to raise, when reaching default fire extinguishing temperature detection value and/or smokescope detected value, controller is determined to send fire extinguishing instruction.
As mentioned above, automobile intelligent fire extinguishing system of the present invention processes for warning, fire extinguishing two kinds of situations, and above-mentioned default alarm temperature value is lower than the fire extinguishing temperature value preset, and default warning smokescope value is lower than the fire extinguishing smokescope value preset.So according to circumstances different successively trigger alarm and fire extinguishing instruction, not only can in Emergency time self-extinguishing, pre-tip driver can also check enging cabin situation, timely eliminating causes the on fire of warning or non-factor on fire, reduces the loss that driver suffers by non-pyric factor affects erroneous judgement because of sensor.
According to the present invention, described automobile intelligent fire extinguishing system also comprises fire extinguishing actuating unit, and described fire extinguishing actuating unit, based on the fire extinguishing instruction carrying out self-controller, automatically performs extinguishing action to enging cabin inside.
In one embodiment, the fire extinguishing actuating unit of automobile intelligent fire extinguishing system comprises fire extinguisher bottle, high-temperature resistant tube, nozzle, and wherein said fire extinguisher bottle is fixed on automobile chassis, and described nozzle to be arranged in enging cabin and to aim at the inflammable position of enging cabin; And described fire extinguisher bottle is connected with nozzle via described high-temperature resistant tube.Wherein, high-temperature resistant tube is made up of exotic material, is preferably made up of ceramic material or stainless steel material.
This fire extinguishing actuating unit has following advantage: to be arranged on by nozzle in enging cabin and to aim at the inflammable position of enging cabin, can put out a fire effectively and quickly; Fire extinguisher bottle is fixed on automobile chassis, can not take the space at engine or other positions of automobile, and not easily see fire extinguisher from automobile external, plays certain aesthetic; High-temperature resistant tube uses exotic material to make, and it at high temperature can not be melted in fire extinguishing procedure, thus avoids the situation that extinguishing chemical sprays interruption.
In one embodiment, the fire extinguishing actuating unit of automobile intelligent fire extinguishing system also comprises Multidirectional connector, and wherein said fire extinguisher bottle is connected with multiple nozzle via described Multidirectional connector.Multidirectional connector connects multiple nozzle, makes the spray regime of nozzle can each inflammable position farthest in covering engine cabin.
In one embodiment, when the controller of automobile intelligent fire extinguishing system is determined to send fire extinguishing instruction, controller also sends oil-break instruction, via CAN transmission oil-break signal to control unit of engine (EMS), control unit of engine performs the oil spout instruction stopping oil pump and atomizer, avoid, for fire provides fuel, helping the intensity of a fire with grease proofing.
In one embodiment, controller sends door unlock instruction while sending fire extinguishing instruction, and be transferred to car body controller (BCM) by CAN, car body controller performs door unlock instruction, escapes to facilitate occupant; Because present most of vehicle has crash unlock function, but does not add attention to the problem that car door during fire cannot be opened, especially attention is not added to car door opening problem during passenger vehicle fire.First technique scheme makes driver or passenger can leave deathtrap in the very first time on fire, for it has striven for the quality time away from danger; Next it also avoid automobile on fire time driver, passenger be trapped in situation in car.
In one embodiment, above-mentioned controller is preferably integrated on air bag control unit (ACU), effectively to utilize the controlling functions of air bag control unit itself.Because present ACU inherently can realize collision rift carry out fuel cut-off control, without the need to increasing a control unit for realizing oil-break more more.
The present invention also provides a kind of automobile intelligent extinguishing method, comprises
Temperature value in enging cabin is detected by temperature sensor;
Smokescope value in enging cabin is detected by Smoke Sensor;
Determine whether to report to the police or fire extinguishing based on temperature detection value and/or smokescope detected value, wherein when described temperature detection value exceedes default alarm temperature value and/or described smokescope detected value exceedes default warning smokescope value, send alarm command; And when described temperature detection value exceedes default fire extinguishing temperature value and/or described smokescope detected value exceedes default fire extinguishing smokescope value, send fire extinguishing instruction.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of description, and can become apparent to allow above and other objects of the present invention, feature and advantage, below especially exemplified by the specific embodiment of the present invention, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of automobile intelligent fire extinguishing system of the present invention.
Fig. 2 is the workflow diagram of controller of the present invention.
Fig. 3 is the structural representation of fire extinguishing actuating unit of the present invention.
Fig. 4 is the schematic diagram of another embodiment of automobile intelligent fire extinguishing system of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.
Fig. 1 shows automobile intelligent fire extinguishing system of the present invention, and this system comprises: temperature sensor 101, for detecting temperature value in enging cabin; Smoke Sensor 102, for detecting smokescope value in enging cabin; Temperature sensor and Smoke Sensor are arranged on position suitable in enging cabin, and such as Smoke Sensor is positioned on engine left-right longeron or front panel place; Controller 103, determines whether to report to the police, put out a fire based on temperature detection value or smokescope detected value; Actuating unit 104, receives controller 103 instruction, carries out reporting to the police, putting out a fire.Preferably, described controller, when determining fire extinguishing, also sends the instruction of oil-break and/or automatic opening vehicle door lock.
Its workflow as shown in Figure 2, when described temperature detection value exceedes default alarm temperature value or described smokescope detected value exceedes default warning smokescope value, determine to send alarm command, and actuating unit 104 performs alarm command by controller 103; And when described temperature detection value exceedes default fire extinguishing temperature value or described smokescope detected value exceedes default fire extinguishing smokescope value, controller 103 is determined to send fire extinguishing instruction, actuating unit 104 performs fire extinguishing instruction.Selectively, according to actual needs, controller sends and to report to the police or the condition of fire extinguishing instruction also can be that temperature detection value exceedes default alarm temperature value and smokescope detected value exceedes default warning smokescope value.
Fig. 3 shows the fire extinguishing actuating unit of automobile intelligent fire extinguishing system of the present invention, and its fire extinguishing instruction sent according to controller 103 performs fire-extinguishing operations; Described actuating unit 104 comprises: fire extinguisher bottle 301, taper joint 302, large high-temperature resistant tube 303, nozzle 304, little high-temperature resistant tube 305, three-dimensional joint 306.
Fire extinguisher bottle 301 is fixed on above chassis, its bottleneck connects the wider one end of taper joint 302, the narrower one end of taper joint 302 connects large high-temperature resistant tube 303 one end arbitrarily, one end that large high-temperature resistant tube 303 is not connected with taper joint 302 is connected three-dimensional joint 306 either end, the two ends that three-dimensional joint 306 is not connected with large high-temperature resistant tube 303 are respectively connected one end arbitrarily with a little high-temperature resistant tube 305, one end that little high-temperature resistant tube 305 is not connected with three-dimensional joint 306 connects nozzle 304, little high-temperature pipe 305 is arranged in the inflammable position of enging cabin, and nozzle 304 is arranged in enging cabin.
When controller 103 is determined to send fire extinguishing instruction based on the detected value of temperature sensor 101 or Smoke Sensor 102, extinguishing chemical enters little high-temperature resistant tube 305 from fire extinguisher bottle 301 along large high-temperature resistant tube 303, spray from nozzle 304, be directly injected to inflammable position, cabin, thus reach the technique effect of the effectively fire extinguishing when not opening engine hatchcover.
In this embodiment, three-dimensional joint 306 also can replace with other Multidirectional connector, and as four-way joint, now the number of little high-temperature pipe 305 and nozzle 304 also should adapt with Multidirectional connector.
Fire extinguisher bottle 301 mouthfuls directly can also be connected by screwed tight without taper joint 302 is connected with large high-temperature resistant tube 303.
Fig. 4 gives another embodiment of automobile intelligent fire extinguishing system of the present invention, and this system comprises temperature sensor 101, Smoke Sensor 102, air bag control unit 402, actuating unit 104.The temperature sensor 101 of this system, the position of Smoke Sensor 102, function and workflow can be identical with system described in Fig. 1 or Fig. 2, and difference is that described in Fig. 1, controller 103 is integrated on air bag control unit 402.
As shown in Figure 4, temperature sensor 101 and Smoke Sensor 102 detect temperature and smokescope in enging cabin, and its detected value signal enters air bag control unit 402 via CAN transceiver 401.
When described temperature detection value exceedes default alarm temperature value or described smokescope detected value exceedes default warning smokescope value, air bag control unit 402 is determined to send alarm command.
When described temperature detection value exceedes default fire extinguishing temperature value or described smokescope detected value exceedes default fire extinguishing smokescope value, air bag control unit 402 is determined to send fire extinguishing instruction; Actuating unit 104 performs described instruction.
Preferably, while air bag control unit 402 determines to send fire extinguishing instruction, oil-break instruction and the instruction of automatic opening vehicle door lock is also sent.
Sending oil-break instruction is for preventing oil from helping the intensity of a fire.Send door unlock instruction, be for convenience of occupant's escape, because now all vehicles have crash unlock function, but cannot attention do not added the problem of opening to car door during fire, especially attention is not added to car door opening problem during passenger vehicle fire.First technique scheme makes driver or passenger can leave deathtrap in the very first time on fire, for it has striven for the quality time away from danger; Next it also avoid automobile on fire time driver, passenger be trapped in situation in car.
On the other hand, the controller function of fire extinguishing system is integrated on air bag control unit 402, effectively can utilizes the controlling functions of air bag control unit 402 itself; Because present air bag control unit 402 inherently can realize collision rift carry out fuel cut-off control, without the need to increasing a control unit for realizing oil-break more more.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the various improvement that method of the present invention is conceived and technical scheme is carried out; or directly apply to other occasion, all within protection scope of the present invention without improving.
Claims (7)
1. an automobile intelligent fire extinguishing system, is characterized in that, comprising:
Temperature sensor, for detecting temperature value in enging cabin;
Smoke Sensor, for detecting smokescope value in enging cabin;
Controller, determines whether to report to the police or fire extinguishing based on temperature detection value and/or smokescope detected value; Wherein
When described temperature detection value exceedes default alarm temperature value and/or described smokescope detected value exceedes default warning smokescope value, controller is determined to send alarm command; And
When described temperature detection value exceedes default fire extinguishing temperature value and/or described smokescope detected value exceedes default fire extinguishing smokescope value, controller is determined to send fire extinguishing instruction;
Described system also comprises fire extinguishing actuating unit, and described fire extinguishing actuating unit, based on the fire extinguishing instruction carrying out self-controller, automatically performs extinguishing action to enging cabin inside;
Described fire extinguishing actuating unit comprises fire extinguisher bottle, high-temperature resistant tube, nozzle, wherein:
Described fire extinguisher bottle is fixed on automobile chassis, and described nozzle to be arranged in enging cabin and to aim at the inflammable position of enging cabin; And described fire extinguisher bottle is connected with nozzle via described high-temperature resistant tube;
Described fire extinguishing actuating unit also comprises Multidirectional connector, and wherein said fire extinguisher bottle is connected with multiple nozzle via described Multidirectional connector.
2. automobile intelligent fire extinguishing system according to claim 1, described controller also sends oil-break instruction, via CAN transmission oil-break signal to control unit of engine (EMS), control unit of engine performs the oil spout instruction stopping oil pump and atomizer.
3. automobile intelligent fire extinguishing system according to claim 1, described controller also sends door unlock instruction, and is transferred to car body controller (BCM) by CAN, and car body controller performs door unlock instruction.
4., according to arbitrary described automobile intelligent fire extinguishing system of claim 1-3, wherein said controller is integrated on air bag control unit.
5. an automobile intelligent extinguishing method, comprises step:
Temperature value in enging cabin is detected by temperature sensor;
Smokescope value in enging cabin is detected by Smoke Sensor;
Determine whether to report to the police or fire extinguishing based on temperature detection value and/or smokescope detected value; Wherein
When described temperature detection value exceedes default alarm temperature value and/or described smokescope detected value exceedes default warning smokescope value, send alarm command; And
When described temperature detection value exceedes default fire extinguishing temperature value and/or described smokescope detected value exceedes default fire extinguishing smokescope value, send fire extinguishing instruction;
Be provided with a fire extinguishing actuating unit, described fire extinguishing actuating unit, based on the fire extinguishing instruction carrying out self-controller, automatically performs extinguishing action to enging cabin inside; Described fire extinguishing actuating unit comprises fire extinguisher bottle, high-temperature resistant tube, nozzle, and wherein: described fire extinguisher bottle is fixed on automobile chassis, described nozzle to be arranged in enging cabin and to aim at the inflammable position of enging cabin; And described fire extinguisher bottle is connected with nozzle via described high-temperature resistant tube; Described fire extinguishing actuating unit also comprises Multidirectional connector, and wherein said fire extinguisher bottle is connected with multiple nozzle via described Multidirectional connector.
6. automobile intelligent extinguishing method according to claim 5, wherein when sending fire extinguishing instruction, also sends oil-break instruction and door unlock instruction.
7. automobile intelligent extinguishing method according to claim 5, wherein determining step is performed by air bag control unit.
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| CN201210265087.6A CN102793991B (en) | 2012-07-27 | 2012-07-27 | A kind of automobile intelligent fire extinguishing system and method |
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| CN201210265087.6A CN102793991B (en) | 2012-07-27 | 2012-07-27 | A kind of automobile intelligent fire extinguishing system and method |
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| CN102793991B true CN102793991B (en) | 2015-09-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108010251A (en) * | 2018-02-26 | 2018-05-08 | 浙江顶力消防安全科技有限公司 | Vehicle remote fire monitoring fire extinguishing system |
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| CN103253140A (en) * | 2012-12-31 | 2013-08-21 | 湖南吉利汽车部件有限公司 | Device capable of preventing spontaneous combustion of vehicles |
| CN103055448A (en) * | 2013-01-04 | 2013-04-24 | 湖北圣堑科技有限公司 | Vehicle-mounted emergent fire protection device |
| CN104548422A (en) * | 2014-11-24 | 2015-04-29 | 深圳市华宝电子科技有限公司 | Method and device for controlling vehicle to automatically extinguish fire |
| CN106267626A (en) * | 2016-10-14 | 2017-01-04 | 贵州民族大学 | A kind of automobile engine cigarette temperature detector is surveyed and automatic fire extinguishing system |
| CN108159620A (en) * | 2017-12-27 | 2018-06-15 | 三重型装备有限公司 | A kind of flameproof protection system and quarry tipper |
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| CN109466472A (en) * | 2018-11-12 | 2019-03-15 | 合肥众建翔新能源有限公司 | New-energy automobile fire alarm system and new-energy automobile |
| CN115341828A (en) * | 2022-08-15 | 2022-11-15 | 长城汽车股份有限公司 | Control method and device for engine room cover, vehicle-mounted terminal and medium |
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Effective date of registration: 20170919 Address after: Taizhou City, Zhejiang Province, 317000 coastal city east gate head Co-patentee after: Zhejiang Geely Holding Group Co., Ltd. Patentee after: Zhejiang Geely Automobile Research Institute Co., Ltd. Address before: Hangzhou City, Zhejiang province 311228 Linjiang Industrial Park Xiaoshan district two building No. 206 agricultural field Patentee before: Hangzhou Branch, Zhejiang Geely Automobile Research Institute Co., Ltd. |