CN207173306U - A kind of limiting vehicle speed system and vehicle - Google Patents
A kind of limiting vehicle speed system and vehicle Download PDFInfo
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- CN207173306U CN207173306U CN201720440472.8U CN201720440472U CN207173306U CN 207173306 U CN207173306 U CN 207173306U CN 201720440472 U CN201720440472 U CN 201720440472U CN 207173306 U CN207173306 U CN 207173306U
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Abstract
The utility model discloses a kind of limiting vehicle speed system and vehicle, including accelerator pedal position sensor, engine control module, speed measuring module, throttle position intelligent controller and speed limit module, the accelerator pedal position sensor, the throttle position intelligent controller is connected with the engine control module signal, the speed limit module is included in the max. speed limit value of the stable traveling of different safe on-roads and its corresponding accelerator pedal voltage signal range, the speed limit module is by real-time speed compared with the max. speed limit value, reduction is inputted to the voltage signal of the engine control module when reaching the max. speed limit value, so as to reach the purpose of restricted speed.The speed limiting system has it is accurate, real-time and reliable the characteristics of, realize speed limiting function from the angle of acceleration principle, avoid driver because artificial speed limit operates and caused by fatigue, uncomfortable and error, improve the security of traveling.
Description
Technical field
The application is related to speed limiting system, more particularly to a kind of limiting vehicle speed system.
Background technology
Speed limit be in daily life often in contact with to concept.Vehicle travel on road, its maximum travel speed by
The restriction of many factors, in simple terms including following aspect：
1. the limitation of extraneous objective condition.Such as：The factors such as road grade, wind-force, weather；
2. vehicle self-condition limits.Such as：Vehicles dynamic performance, specified speed, vehicle just sail time limit speed etc.；
3. the restricted speed set by control of traffic and road department.Such as：Speed Limitation on Freeway, traffic light intersection speed limit etc.；
4. human factor.Such as：Unit of operation's voluntarily defined highest speed of operation, load；
5. driver's subjectivity behavior.The highest that driver travels with the parts operational control vehicle such as gas pedal and braking
Speed.
In above factors, the subjective behavior of human pilot is to influence the main factor of vehicle maximum travel speed,
And influence the most immediate cause of traffic safety.Driver is caused due to the difference of personal quality, driving efficiency and psychological quality
Hypervelocity behavior happens occasionally, and the main reason for turn into pernicious traffic accident, just so-called " ten accident nine times fast ".By the above
Analysis is understood：Such as limit the max. speed of vehicle make its it is not super it is various under the conditions of limitation speed, for vehicle driving safety, drop
Low traffic accident incidence, reduce record of driving against traffic regulations, reduce vehicle operating cost, tool is of great significance.However, arrive
So far except a small number of vehicles are in addition to the limitation for dispatching from the factory period setting maximum travel speed, it can only rely on and drive in the case of more
The subjective behavior of member controls highest speed of operation of the vehicle on different roads, and this energy requirement, work to driver is strong
Degree etc. can all produce certain influence, be unfavorable for traffic safety.Therefore, driver how is avoided to be produced because artificial speed limit operates
Fatigue, discomfort and error turn into need to solve the problems, such as.
Utility model content
The utility model provides a kind of new speed limiting system and vehicle.
The utility model provides a kind of limiting vehicle speed system, including accelerator pedal position sensor, engine control module,
Speed measuring module, throttle position intelligent controller and speed limit module, the accelerator pedal position sensor, throttle position intelligence
Controller is connected with the engine control module signal, and the speed measuring module is connected with the engine control module signal,
The speed limit module changes the output signal of the throttle position intelligent controller, institute according to the speed of the speed measuring module in real time
Throttle position intelligent controller is stated to export control signal to the engine control module.
A kind of limiting vehicle speed method, including accelerator pedal position sensor, engine control module, speed measuring module, throttle
Position Intelligent Control device and speed limit module, the accelerator pedal position sensor, the throttle position intelligent controller and described
Engine control module signal is connected, and the speed limit module changes the throttle position in real time according to the speed of the speed measuring module
Control signal is exported to the engine and controls mould by the output signal of intelligent controller, the throttle position intelligent controller
Block.Accelerator pedal position sensor, engine control module, speed measuring module, throttle position intelligent control are provided with this method
Device and speed limit module, accelerator pedal position sensor, throttle position intelligent controller is set to be connected with engine control module signal,
Speed measuring module, speed limit module is connected with throttle position intelligent controller signal, believe speed measuring module and engine control module
Number connection.
After the accelerator pedal position sensor, throttle position intelligent controller parallel connection again with engine control module signal
It is connected.
The accelerator pedal position sensor, throttle position intelligent controller and engine control module are sequentially connected, group
Into series circuit.
The throttle position intelligent controller, speed limit module and speed measuring module are sequentially connected.The speed measuring module is with starting
Machine control module is connected.
The accelerator pedal position sensor can be one-way sensor, i.e., with an output signal；Can also be
Dual path type sensor, i.e., with two output signals.
The speed limit module is included in the max. speed limit value of the stable traveling of different safe on-roads and its corresponding acceleration
Pedal voltage signal range.
The real-time speed information that the speed limit module provides according to the speed measuring module, intelligently controlled with reference to the throttle position
The throttle information that device processed provides, by the speed in real time compared with the max. speed limit value, reduction reaches the highest
Inputted during speed limit value to the voltage signal of the engine control module.That is, real-time speed and max. speed limit value are carried out
Compare, when there is hypervelocity trend, throttle position output valve is intervened, reduces Vehicle Speed, ensure that speed will not
More than set max. speed limit value, i.e., do not exceed the speed limit.The core of the utility model is by intervening throttle position output valve, limiting
Running velocity processed.That is, by real-time speed compared with max. speed limit value, when the real-time speed is less than max. speed limit value,
Directly press the rotating speed of throttle position output voltage control engine；, will when the real-time speed is more than or equal to max. speed limit value
Control source corresponding to max. speed limit value is to engine control module.
The system can realize programmable, intelligent speed limit, it is possible to increase driver's independent of vehicle and driving behavior
Operating efficiency and traffic safety.
The acceleration pedal position signal of the accelerator pedal position sensor inputs the throttle position intelligent control in real time
Device.
The speed measuring module obtains the real-time speed information by the engine control module.
Acceleration pedal position signal described in throttle position intelligent controller described in the speed limit module real-time reception.
Real-time speed information described in speed measuring module described in the speed limit module real-time reception.
The method that the speed measuring module obtains real-time speed described in vehicle includes but is not limited to vehicle bus, running fix dress
Put, inertial sensor.
The establishing method of max. speed limit value includes but is not limited to control program, chain of command described in the speed limit module
Plate, hardware interface, bluetooth equipment, radio-frequency apparatus, cable network and wireless network.
The speed limit module is connected with voice reminder module by signal, so as to instruct driver by section by voice reminder
The mode of oil drives vehicle.
A kind of vehicle, including diesel engine or petrol engine, and above-mentioned speed limiting system.
The beneficial effects of the utility model are：Independent of the operation of driver, even driver is always during traveling
Gas pedal is floored, vehicle will not also exceed the speed limit (except descending road and natural calamity), and the work for reducing driver is strong
Degree.
Brief description of the drawings
Fig. 1 is that one-way in parallel of the present utility model may be programmed speed limiting system and the theory diagram of control circuit；
Fig. 2 is that dual path type in parallel of the present utility model may be programmed speed limiting system and the theory diagram of control circuit；
Fig. 3 is that series connection one-way of the present utility model may be programmed speed limiting system and the theory diagram of control circuit；
Fig. 4 is that series connection dual path type of the present utility model may be programmed speed limiting system and the theory diagram of control circuit.
Embodiment
The utility model is described in further detail below by embodiment combination accompanying drawing.
【Embodiment 1】
As shown in figure 1, it, which is the present embodiment parallel connection one-way, may be programmed speed limiting system and the theory diagram of control circuit, bag
Include accelerator pedal position sensor 1, engine control module 2, speed measuring module 3, throttle position intelligent controller 4 and speed limit module
5.Accelerator pedal position sensor 1 forms parallel circuit with throttle position intelligent controller 4, and believes with engine control module 2
Number be connected.
In the present embodiment, when driver steps on the throttle pedal, the accelerator pedal position of accelerator pedal position sensor 1
Voltage signal Ua inputs throttle position intelligent controller 4 in real time.The output Ua of accelerator pedal position sensor represents driver
To the operating force of throttle, generally, the dynamics stepped on the gas of the bigger expression drivers of voltage Ua is bigger, also reflects driver's
Accelerate wish stronger.If throttle operation signal directly inputs engine control module 2, engine speed can improve therewith.
In the present embodiment, speed limit module 5 be included in the stable traveling of different safe on-roads max. speed limit value and its
The voltage range of corresponding accelerator pedal position sensor 1, when vehicle is run, speed limit module 5 gathers vehicle in speed measuring module 3
Real time running speed, real-time reception throttle position intelligent controller 4 provide accelerator pedal position information, by real-time speed with
Max. speed limit value is compared, and the real-time speed for reaching max. speed limit value is controlled, speed limit module 5 and throttle position
Intelligent controller 4 carries out real-time data communication, and output is reduced to engine control module 2 by throttle position intelligent controller 4
Voltage signal, and then reduce engine speed, vehicle is gradually slowed down.
In the present embodiment, the vehicle speed data source of speed measuring module 3 to the offer vehicle of speed limit module 5 includes but is not limited to car
OBD interfaces, vehicle bus, running fix device and inertial sensor.
In the present embodiment, the establishing method of max. speed limit value described in speed limit module 5 includes but is not limited to control journey
Sequence, control panel, hardware interface, bluetooth equipment, radio-frequency apparatus, cable network and wireless network.
In the present embodiment, a kind of vehicle, including diesel engine or petrol engine, and above-mentioned speed limiting system, lead to
Said system is crossed, the purpose that speed limit is carried out to vehicle can be reached.
【Embodiment 2】
As shown in Fig. 2 it, which is the present embodiment dual path type, may be programmed speed limiting system and the theory diagram of control circuit, including add
Speed pedal position sensor 1, engine control module 2, speed measuring module 3, throttle position intelligent controller 4 and speed limit module 5, add
Speed pedal position sensor 1 and throttle position intelligent controller 4 form parallel circuit, and with the signal phase of engine control module 2
Even.
In the present embodiment, when driver steps on the throttle pedal, the accelerator pedal position of accelerator pedal position sensor 1
Voltage signal Ua1 and Ua2 input throttle position intelligent controller 4 in real time.The output voltage Ua1 of accelerator pedal position sensor and
Ua2 represents operating force of the driver to throttle, generally, the bigger dynamics stepped on the gas for representing driver of voltage Ua1 and Ua2
Bigger, the acceleration wish that also reflects driver is stronger.
In the present embodiment, speed limit module 5 be included in the stable traveling of different safe on-roads max. speed limit value and its
The voltage range of corresponding accelerator pedal position sensor 1, when vehicle is run, speed limit module 5 gathers vehicle in speed measuring module 3
Real time running speed, real-time reception throttle position intelligent controller 4 provide accelerator pedal position information, by real-time speed with
Max. speed limit value is compared, and the real-time speed for reaching max. speed limit value is controlled, speed limit module 5 and throttle position
Intelligent controller 4 carries out real-time data communication, and output is reduced to engine control module 2 by throttle position intelligent controller 4
Voltage signal, and then reduce engine speed, vehicle is gradually slowed down.
In the present embodiment, the vehicle speed data source of speed measuring module 3 to the offer vehicle of speed limit module 5 includes but is not limited to car
OBD interfaces, vehicle bus, running fix device and inertial sensor.
In the present embodiment, the establishing method of max. speed limit value described in speed limit module 5 includes but is not limited to control journey
Sequence, control panel, hardware interface, bluetooth equipment, radio-frequency apparatus, cable network and wireless network.
In the present embodiment, a kind of vehicle, including diesel engine or petrol engine, and above-mentioned speed limiting system, lead to
Said system is crossed, the purpose that speed limit is carried out to vehicle can be reached.
【Embodiment 3】
As shown in figure 3, it, which is the present embodiment series connection one-way, may be programmed speed limiting system and the theory diagram of control circuit, bag
Include accelerator pedal position sensor 1, engine control module 2, speed measuring module 3, throttle position intelligent controller 4 and speed limit module
5, accelerator pedal position sensor 1, throttle position intelligent controller 4 and engine control module 2 are sequentially connected, and form series electrical
Road.
In the present embodiment, when driver steps on the throttle pedal, the accelerator pedal position of accelerator pedal position sensor 1
Voltage signal Ua inputs throttle position intelligent controller 4 in real time.The output Ua of accelerator pedal position sensor represents driver
To the operating force of throttle, generally, the dynamics stepped on the gas of the bigger expression drivers of voltage Ua is bigger, also reflects driver's
Accelerate wish stronger.
In the present embodiment, speed limit module 5 be included in the stable traveling of different safe on-roads max. speed limit value and its
The voltage range of corresponding accelerator pedal position sensor 1, when vehicle is run, speed limit module 5 gathers vehicle in speed measuring module 3
Real time running speed, real-time reception throttle position intelligent controller 4 provide accelerator pedal position information, by real-time speed with
Max. speed limit value is compared, and the real-time speed for reaching max. speed limit value is controlled, speed limit module 5 and throttle position
Intelligent controller 4 carries out real-time data communication, and output is reduced to engine control module 2 by throttle position intelligent controller 4
Voltage signal, and then reduce engine speed, vehicle is gradually slowed down.
In the present embodiment, the vehicle speed data source of speed measuring module 3 to the offer vehicle of speed limit module 5 includes but is not limited to car
OBD interfaces, vehicle bus, running fix device and inertial sensor.
In the present embodiment, the establishing method of max. speed limit value described in speed limit module 5 includes but is not limited to control journey
Sequence, control panel, hardware interface, bluetooth equipment, radio-frequency apparatus, cable network and wireless network.
In the present embodiment, a kind of vehicle, including diesel engine or petrol engine, and above-mentioned speed limiting system, lead to
Said system is crossed, the purpose that speed limit is carried out to vehicle can be reached.
【Embodiment 4】
As shown in figure 4, it, which is the present embodiment series connection dual path type, may be programmed speed limiting system and the theory diagram of control circuit, bag
Include accelerator pedal position sensor 1, engine control module 2, speed measuring module 3, throttle position intelligent controller 4 and speed limit module
5, accelerator pedal position sensor 1, throttle position intelligent controller 4 and engine control module 2 are sequentially connected, and form series electrical
Road.
In the present embodiment, when driver steps on the throttle pedal, the accelerator pedal position of accelerator pedal position sensor 1
Voltage signal Ua1 and Ua2 input throttle position intelligent controller 4 in real time.The output Ua1 and Ua2 of accelerator pedal position sensor
Operating force of the driver to throttle is represented, generally, the bigger dynamics stepped on the gas for representing driver of voltage Ua1 and Ua2 is more
Greatly, the acceleration wish that also reflects driver is stronger.
In the present embodiment, speed limit module 5 be included in the stable traveling of different safe on-roads max. speed limit value and its
The voltage range of corresponding accelerator pedal position sensor 1, when vehicle is run, speed limit module 5 gathers vehicle in speed measuring module 3
Real time running speed, real-time reception throttle position intelligent controller 4 provide accelerator pedal position information, by real-time speed with
Max. speed limit value is compared, and the real-time speed for reaching max. speed limit value is controlled, speed limit module 5 and throttle position
Intelligent controller 4 carries out real-time data communication, and output is reduced to engine control module 2 by throttle position intelligent controller 4
Voltage signal, and then reduce engine speed, vehicle is gradually slowed down.
In the present embodiment, the vehicle speed data source of speed measuring module 3 to the offer vehicle of speed limit module 5 includes but is not limited to car
OBD interfaces, vehicle bus, running fix device and inertial sensor.
In the present embodiment, the establishing method of max. speed limit value described in speed limit module 5 includes but is not limited to control journey
Sequence, control panel, hardware interface, bluetooth equipment, radio-frequency apparatus, cable network and wireless network.
In the present embodiment, a kind of vehicle, including diesel engine or petrol engine, and above-mentioned speed limiting system, lead to
Said system is crossed, the purpose that speed limit is carried out to vehicle can be reached.
For the speed limiting system, it only needs increase to test the speed and speed limit module, former vehicle not made any change, you can real
The purpose of existing speed limit；Even if throttle position intelligent controller is entirely ineffective, the normal operation of vehicle is not interfered with yet；Maximum speed
Limit value can be set by throttle position intelligent controller, and setting approach is various, simple and easy；Obtain vehicle real time execution speed
Method it is various, it is convenient to realize.
Above content is to combine specific embodiment further detailed description of the utility model, it is impossible to is assert
Specific implementation of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field
For, without departing from the concept of the premise utility, some simple deduction or replace can also be made.
Claims (6)
- A kind of 1. limiting vehicle speed system, it is characterised in that：Including accelerator pedal position sensor (1), engine control module (2), speed measuring module (3), throttle position intelligent controller (4) and speed limit module (5), the accelerator pedal position sensor (1), The throttle position intelligent controller (4) is connected with the engine control module (2) signal, the speed measuring module (3) and institute State the connection of engine control module (2) signal.
- 2. limiting vehicle speed system according to claim 1, it is characterised in that：The accelerator pedal position sensor (1), oil Door Position Intelligent Control device (4) and engine control module (2) are sequentially connected.
- 3. limiting vehicle speed system according to claim 1, it is characterised in that：The accelerator pedal position sensor (1) with Throttle position intelligent controller (4) is in parallel.
- 4. limiting vehicle speed system according to claim 1, it is characterised in that：The throttle position intelligent controller (4), limit Fast module (5) and speed measuring module (3) are sequentially connected.
- 5. a kind of vehicle, including diesel engine, it is characterised in that：Also include the limit in claim 1-4 described in any one Speed system.
- 6. a kind of vehicle, including petrol engine, it is characterised in that：Also include the limit in claim 1-4 described in any one Speed system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720440472.8U CN207173306U (en) | 2017-04-24 | 2017-04-24 | A kind of limiting vehicle speed system and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720440472.8U CN207173306U (en) | 2017-04-24 | 2017-04-24 | A kind of limiting vehicle speed system and vehicle |
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| CN207173306U true CN207173306U (en) | 2018-04-03 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109532831A (en) * | 2018-11-16 | 2019-03-29 | 广东工业大学 | A kind of car speed control method and its relevant apparatus |
| CN109703559A (en) * | 2017-10-25 | 2019-05-03 | 上海汽车集团股份有限公司 | A kind of limiting vehicle speed method of controlling security and device |
| CN111508237A (en) * | 2019-07-31 | 2020-08-07 | 深圳智慧车联科技有限公司 | Device and method for monitoring speed of large vehicle at intersection |
| CN111636967A (en) * | 2020-06-02 | 2020-09-08 | 江西优特汽车技术有限公司 | Automobile accelerator signal acquisition and processing algorithm |
| CN114834250A (en) * | 2022-03-25 | 2022-08-02 | 潍柴动力股份有限公司 | Vehicle self-adjusting speed limiting method, speed limiting system and vehicle |
-
2017
- 2017-04-24 CN CN201720440472.8U patent/CN207173306U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109703559A (en) * | 2017-10-25 | 2019-05-03 | 上海汽车集团股份有限公司 | A kind of limiting vehicle speed method of controlling security and device |
| CN109703559B (en) * | 2017-10-25 | 2020-09-29 | 上海汽车集团股份有限公司 | Vehicle speed limit safety control method and device |
| CN109532831A (en) * | 2018-11-16 | 2019-03-29 | 广东工业大学 | A kind of car speed control method and its relevant apparatus |
| CN109532831B (en) * | 2018-11-16 | 2021-03-16 | 广东工业大学 | Vehicle speed control method and related device thereof |
| CN111508237A (en) * | 2019-07-31 | 2020-08-07 | 深圳智慧车联科技有限公司 | Device and method for monitoring speed of large vehicle at intersection |
| CN111636967A (en) * | 2020-06-02 | 2020-09-08 | 江西优特汽车技术有限公司 | Automobile accelerator signal acquisition and processing algorithm |
| CN114834250A (en) * | 2022-03-25 | 2022-08-02 | 潍柴动力股份有限公司 | Vehicle self-adjusting speed limiting method, speed limiting system and vehicle |
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