CN113415239A - Car chassis fire early warning system - Google Patents
Car chassis fire early warning system Download PDFInfo
- Publication number
- CN113415239A CN113415239A CN202110703736.5A CN202110703736A CN113415239A CN 113415239 A CN113415239 A CN 113415239A CN 202110703736 A CN202110703736 A CN 202110703736A CN 113415239 A CN113415239 A CN 113415239A
- Authority
- CN
- China
- Prior art keywords
- early warning
- module
- chassis
- car chassis
- warning system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000002269 spontaneous effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000246 remedial effect Effects 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000004463 hay Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Human Computer Interaction (AREA)
- Mechanical Engineering (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention discloses a fire early warning system for a car chassis. The device comprises a mirror reflection photoelectric module, a light source module and a warning module, wherein the mirror reflection photoelectric module is arranged at the bottom of a chassis, vertically arranged corresponding to a reflecting surface up and down, and used for emitting light to the reflecting surface and sending a warning signal to the warning module when the reflected light is not received; the reflecting surface is arranged on the upper surface of a section of exhaust pipe with the smallest vertical distance with the chassis and is used for reflecting light rays; and the early warning module is used for carrying out early warning when the early warning signal is received. The invention can detect and prompt a driver to remove foreign matters when the foreign matters enter between the chassis and the exhaust pipe, thereby preventing the foreign matters from getting into the front.
Description
Technical Field
The invention belongs to the technical field of automobiles, and particularly relates to a car chassis fire early warning system.
Background
With the increasing amount of the passenger cars in the market and the increasing number of the fire accidents of the passenger cars, various fire protection systems need to be developed to ensure the safety of passengers and drivers. Passenger car chassis is lower, through on general road, often appears the chassis and the condition (like plastic film, hay, wastepaper) of the interior miscellaneous foreign matter of clamp of blast pipe space, and the engine is when heavy load operating mode operation, and blast pipe temperature can rise gradually, rises along with arranging the temperature, and the condition of spontaneous combustion can probably appear in inclusion foreign matter, and then arouses whole vehicle to take place spontaneous combustion. The current scheme adopts the scheme of parcel formula heat exchanger that separates to reduce its surface temperature at the blast pipe, reduces the risk of igniting the foreign matter.
In patent CN101450245A, when the vehicle is spontaneously combusted or collided by accident, the switch module of the preventing device is connected in parallel with the airbag starting module, and the fire-fighting unit can be synchronously started to spray fire-extinguishing substances to the engine or the fuel tank, thereby achieving the purpose of preventing fire. The related device is only a remedial measure after the fact, the structure is complex, and even if the remedial measure is successful, the vehicle loses the use value, and the economic loss of the driver is still large.
And a double-layer/single-layer heat shield mode is adopted on the outer surface of the exhaust pipe so as to reduce the surface temperature of the exhaust pipe and reduce the risk of igniting foreign matters. However, the increase of the exhaust system increases the design complexity, increases the volume of the exhaust pipe, reduces the ground clearance of the whole vehicle, and reduces the mountability of the vehicle.
Disclosure of Invention
The invention aims to solve the defects in the background technology and provide a car chassis fire early warning system.
The technical scheme adopted by the invention is as follows: a fire early warning system for car chassis comprises
The reflecting photoelectric module is arranged at the bottom of the chassis, vertically corresponds to the reflecting surface up and down, and is used for emitting light to the reflecting surface and sending an early warning signal to the early warning module when the reflected light is not received;
the reflecting surface is arranged on the upper surface of a section of exhaust pipe with the smallest vertical distance with the chassis and is used for reflecting light rays;
and the early warning module is used for carrying out early warning when the early warning signal is received.
Further, the mirror reflection photoelectric module comprises a plurality of reflection type photoelectric switches which are arranged on the concave surface of the chassis in an array mode.
Further, the cambered surfaces formed by the light emitting ends of the plurality of reflection-type photoelectric switches and the reflection surfaces are arranged in concentric circles.
Further, the light which is not reflected is that at least two reflective photoelectric switches of the plurality of reflective photoelectric switches do not receive the reflected light.
Further, the distance between adjacent reflective photoelectric switches is 2-5 cm.
Furthermore, the plurality of reflection-type photoelectric switches are all fixed on the base, and the base is fixed on the chassis through bolts.
Furthermore, the reflecting surface is a reflector attached to the upper surface of the exhaust pipe.
Further, the early warning module is a sound early warning module.
Further, the early warning module is a light early warning module.
Furthermore, the early warning module is a display screen early warning module.
According to the invention, the reflective photoelectric switch and the reflective surface are arranged between the chassis and the exhaust pipe, when foreign matters exist between the chassis and the exhaust pipe in the running process of a vehicle, light of the reflective photoelectric switch between the chassis and the exhaust pipe is blocked, the photoelectric switch generates a switch signal, the signal is displayed on an instrument panel or gives out sound and light prompts to prompt a driver to check the foreign matters in the exhaust pipe of the chassis, and the fire risk is eliminated in a bud state; after the foreign matter is removed, the signal sent by the photoelectric switch can be normally reflected and received, and the warning lamp of the instrument panel is eliminated.
When foreign matters (such as hay, newspaper and numerical values) enter between the chassis and the exhaust pipe, a driver can be informed to check whether the exhaust pipe has the foreign matters or not at the first time, the foreign matters are removed in time, and the spontaneous combustion of the vehicle caused by the high temperature of the exhaust pipe under the working condition of large load and high rotating speed of the engine is avoided.
Drawings
FIG. 1 is a schematic diagram of the system structure of the present invention.
Fig. 2 is a schematic diagram of the reflective photoelectric switch of the present invention in an array arrangement.
In the figure: 1-an exhaust pipe; 2-a chassis; 3-reflective photoelectric switch; 4-a reflecting surface; 5-early warning module; 6-a base; 7-bolt
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in FIG. 1, the invention provides a fire early warning system for a car chassis, which comprises
The mirror reflection photoelectric module is arranged at the bottom of the chassis 2, vertically corresponds to the reflecting surface 4, and is used for emitting light to the reflecting surface 4 and sending an early warning signal to the early warning module 5 when the reflected light is not received; the light not received and reflected means that at least two of the reflective photoelectric switches 3 do not receive and reflect the light.
And the reflecting surface 4 is arranged on the upper surface of the section of the exhaust pipe with the minimum vertical distance with the chassis 2 and used for reflecting light, and the reflecting surface 4 is a reflector attached to the upper surface of the exhaust pipe. The exhaust pipe 1 generally includes a plurality of sections having different diameters, wherein the section having the largest diameter or the smallest distance from the chassis has the smallest distance from the chassis, so that foreign matter is most easily caught, and when the entire diameter of the exhaust pipe is the same, that is, the vertical distance between the entire exhaust pipe and the chassis is the same, a reflecting surface is disposed on the upper surface of the entire exhaust pipe; when the exhaust duct includes a plurality of segments as shown in fig. 1, the reflecting surface is disposed on a segment 1.1 having the smallest vertical distance from the chassis.
And the early warning module 5 is used for carrying out early warning when the early warning signal is received. The early warning module 1.1 can be any one or more of a sound early warning module, a light early warning module and a display screen early warning module (which can be an instrument panel) arranged in a cab.
In the above scheme, the mirror reflection photoelectric module comprises a plurality of reflection photoelectric switches 3, the reflection photoelectric switches 3 are all fixed on the base 6, and the base 6 is fixed on the chassis 2 through the bolts 7. The plurality of reflective photoelectric switches 3 are arranged on the concave surface of the chassis in an array mode, namely in multiple rows and multiple columns, as shown in fig. 2, and the distance between the adjacent reflective photoelectric switches 3 is 2-5 cm. In order to optimize the ground clearance of a vehicle and ensure the height of a chassis, a concave arc surface is generally arranged on the chassis to accommodate an exhaust pipe, namely, the chassis surface corresponding to the exhaust pipe is a concave arc surface 2.1, the concave arc surface is matched with the arc surface of the exhaust pipe, namely, the concave arc surface and the longitudinal section of the surface of the exhaust pipe are arranged in a concentric circle, a plurality of reflective photoelectric switches are arranged on the concave arc surface, and in order to ensure that the emitted light of the reflective photoelectric switches is vertical to the surface of the exhaust pipe, so that the reflected light can be received, the arc surfaces formed by the light emitting ends of the plurality of reflective photoelectric switches and the reflection surface are arranged in a concentric circle.
The working principle of the invention is as follows:
in the vehicle driving process, when foreign matters (such as hay, newspaper, branches and the like) enter between the reflection type photoelectric switch 3 and the reflecting surface 4, light rays between the reflection type photoelectric switch 3 and the reflecting surface 4 are blocked, the reflection type photoelectric switch 3 generates a switch early warning signal to confirm that foreign matter invasion exists between the exhaust pipe 1 and the chassis 2, and transmits the signal to an instrument panel through a connecting wire to generate an early warning signal, so that a driver is reminded to get off to confirm and timely clear away, and the fire risk is killed in a bud state.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. A car chassis fire early warning system is characterized in that: comprises that
The reflecting photoelectric module is arranged at the bottom of the chassis, vertically corresponds to the reflecting surface up and down, and is used for emitting light to the reflecting surface and sending an early warning signal to the early warning module when the reflected light is not received;
the reflecting surface is arranged on the upper surface of a section of exhaust pipe with the smallest vertical distance with the chassis and is used for reflecting light rays;
and the early warning module is used for carrying out early warning when the early warning signal is received.
2. The car chassis fire early warning system of claim 1, wherein: the mirror reflection photoelectric module comprises a plurality of reflection photoelectric switches which are arranged on the concave surface of the chassis in an array mode.
3. The car chassis fire early warning system of claim 2, wherein: the cambered surfaces formed by the light emitting ends of the plurality of reflective photoelectric switches and the reflecting surfaces are arranged in concentric circles.
4. The car chassis fire early warning system of claim 2, wherein: the light rays which are not received and reflected refer to that at least two reflection type photoelectric switches of the plurality of reflection type photoelectric switches do not receive and reflect the light rays.
5. The car chassis fire early warning system of claim 2, wherein: the distance between adjacent reflective photoelectric switches is 2-5 cm.
6. The car chassis fire early warning system of claim 2, wherein: the plurality of reflective photoelectric switches are all fixed on the base, and the base is fixed on the chassis through bolts.
7. The car chassis fire early warning system of claim 1, wherein: the reflecting surface is a reflector attached to the upper surface of the exhaust pipe.
8. The car chassis fire early warning system of claim 1, wherein: the early warning module is a sound early warning module.
9. The car chassis fire early warning system of claim 1, wherein: the early warning module is a lamplight early warning module.
10. The car chassis fire early warning system of claim 1, wherein: the early warning module is a display screen early warning module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110703736.5A CN113415239B (en) | 2021-06-24 | 2021-06-24 | Car chassis fire early warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110703736.5A CN113415239B (en) | 2021-06-24 | 2021-06-24 | Car chassis fire early warning system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113415239A true CN113415239A (en) | 2021-09-21 |
| CN113415239B CN113415239B (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110703736.5A Active CN113415239B (en) | 2021-06-24 | 2021-06-24 | Car chassis fire early warning system |
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| Country | Link |
|---|---|
| CN (1) | CN113415239B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0546188A (en) * | 1991-08-16 | 1993-02-26 | Nissan Motor Co Ltd | Noise detection device |
| CN204109894U (en) * | 2014-09-24 | 2015-01-21 | 赵永胜 | Tire horsestone warning device |
| CN105655267A (en) * | 2016-01-04 | 2016-06-08 | 京东方科技集团股份有限公司 | Early-warning system for detecting substrates, and production equipment |
| CN107806362A (en) * | 2017-10-19 | 2018-03-16 | 力帆实业(集团)股份有限公司 | Automobile exhaust pipe with foreign bodies detection function |
| CN108356035A (en) * | 2018-04-11 | 2018-08-03 | 陕西理工大学 | It is a kind of using laser detection and to remove the device and method of tire longitudinal groove foreign matter |
| CN108382304A (en) * | 2018-02-09 | 2018-08-10 | 上海市城市建设设计研究总院（集团）有限公司 | Subway platform door work monitoring device based on LTE communication and its operation method |
| CN211699145U (en) * | 2020-03-11 | 2020-10-16 | 安徽中科天达信息技术有限公司 | Automatic alarm device based on thing networking |
| CN111845555A (en) * | 2020-06-17 | 2020-10-30 | 山东理工大学 | Foreign matter detection alarm device under vehicle chassis based on infrared camera recognition technology |
| CN211809442U (en) * | 2020-01-21 | 2020-10-30 | 苏州工业园区职业技术学院 | Device for detecting foreign matters around automobile tire |
-
2021
- 2021-06-24 CN CN202110703736.5A patent/CN113415239B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0546188A (en) * | 1991-08-16 | 1993-02-26 | Nissan Motor Co Ltd | Noise detection device |
| CN204109894U (en) * | 2014-09-24 | 2015-01-21 | 赵永胜 | Tire horsestone warning device |
| CN105655267A (en) * | 2016-01-04 | 2016-06-08 | 京东方科技集团股份有限公司 | Early-warning system for detecting substrates, and production equipment |
| CN107806362A (en) * | 2017-10-19 | 2018-03-16 | 力帆实业(集团)股份有限公司 | Automobile exhaust pipe with foreign bodies detection function |
| CN108382304A (en) * | 2018-02-09 | 2018-08-10 | 上海市城市建设设计研究总院（集团）有限公司 | Subway platform door work monitoring device based on LTE communication and its operation method |
| CN108356035A (en) * | 2018-04-11 | 2018-08-03 | 陕西理工大学 | It is a kind of using laser detection and to remove the device and method of tire longitudinal groove foreign matter |
| CN211809442U (en) * | 2020-01-21 | 2020-10-30 | 苏州工业园区职业技术学院 | Device for detecting foreign matters around automobile tire |
| CN211699145U (en) * | 2020-03-11 | 2020-10-16 | 安徽中科天达信息技术有限公司 | Automatic alarm device based on thing networking |
| CN111845555A (en) * | 2020-06-17 | 2020-10-30 | 山东理工大学 | Foreign matter detection alarm device under vehicle chassis based on infrared camera recognition technology |
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| Publication number | Publication date |
|---|---|
| CN113415239B (en) | 2022-05-27 |
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