CN111845340A

CN111845340A - Throttle control device

Info

Publication number: CN111845340A
Application number: CN202010839732.5A
Authority: CN
Inventors: 覃柔美; 覃艺金
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2020-10-30

Abstract

The invention discloses an accelerator control device, comprising: the first electric push rod is arranged in the automobile and corresponds to the accelerator pedal in the front-back direction; the first electric push rod comprises a first motor and a first telescopic rod, and the first telescopic rod is arranged in front and back corresponding to the accelerator pedal and is used for adjusting the stroke of the accelerator pedal; the free end of the first telescopic rod is provided with a pressure sensor for detecting pressure information of an accelerator pedal; an information input device mounted on an automobile for inputting control information; and the controller is arranged on the automobile, the first motor, the pressure sensor and the information input device are respectively in data connection with the controller, and the controller is used for receiving the pressure information and the control information and controlling the work of the first motor according to the pressure information and the control information. The control device can intelligently adjust the maximum travel of the accelerator pedal and reduce the driving fatigue; and the condition that the accelerator is mistakenly stepped on as a brake can be avoided, and the driving safety is improved.

Description

Throttle control device

Technical Field

The invention relates to the technical field of throttle control, in particular to a throttle control device.

Background

In the process of driving an automobile, a driver controls the running speed of the automobile by controlling the stroke of stepping on the accelerator pedal, when the automobile is stabilized at a certain speed, the force of stepping on the accelerator pedal needs to be strictly controlled, the running speed of the automobile can be changed when the force is too large or too small, and the operation of stably stepping on the accelerator is easy to cause fatigue of people. In addition, in emergency situations, particularly new drivers and tired and careless drivers are prone to error, the situation that the accelerator is used as the brake can occur due to disordered actions caused by high tension and fatigue, and even when the driver drives the automobile in a drunk driving manner, the accelerator is used as the brake, so that various serious traffic accidents are caused. And the automobile is generally controlled only by the driver, and people on the copilot can not assist the driver to operate.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The invention aims to provide an accelerator control device, so as to overcome the defects that a driver, particularly a driver with less skillful driving technology, is easy to fatigue when steadily stepping on an accelerator during driving, and is easy to step on the accelerator as a brake under an emergency condition to cause a safety accident.

In order to achieve the above object, the present invention provides a throttle control device comprising: the first electric push rod is detachably arranged in the automobile and corresponds to the front and the back of the accelerator pedal; the first electric push rod comprises a first motor and a first telescopic rod, and the first telescopic rod is arranged in front and back corresponding to the accelerator pedal and is used for adjusting the stroke of the accelerator pedal; a pressure sensor is arranged at the free end of the first telescopic rod corresponding to the accelerator pedal and used for detecting the pressure information of the accelerator pedal; an information input device detachably mounted on an automobile for inputting control information; and the controller is detachably arranged on the automobile, the first motor, the pressure sensor and the information input device are respectively in data connection with the controller, and the controller is used for receiving the pressure information and the control information and controlling the work of the first motor according to the pressure information and the control information.

Preferably, in the above technical scheme, when the first electric push rod is installed behind the accelerator pedal, the front end of the first telescopic rod is located behind the accelerator pedal, and the pressure sensor is disposed at the front end of the first telescopic rod.

Preferably, in the above technical scheme, when the first electric push rod is installed in front of the accelerator pedal, a pull rod located behind the accelerator pedal is arranged at the rear end of the first telescopic rod, and the pressure sensor is arranged at the front end of the pull rod.

Preferably, in the above technical scheme, the manual brake in the automobile is an electronic manual brake structure, and the controller is in data connection with the electronic manual brake.

Preferably, in the above technical solution, the vehicle further includes a displacement sensor, the displacement sensor is detachably mounted in the vehicle and is arranged corresponding to the accelerator pedal in front and rear directions, and is used for detecting displacement information of the accelerator pedal; wherein the displacement sensor is in data connection with the controller.

Preferably, in the above technical solution, the controller is in data connection with a vehicle speed sensor of the vehicle, and is configured to acquire speed information of the vehicle.

Preferably, in the above technical scheme, the brake pedal further comprises a second electric push rod, the second electric push rod comprises a second motor and a second telescopic rod, and the second electric push rod is detachably mounted in the automobile and is arranged corresponding to the front and back of the brake pedal to drive the brake pedal to work; wherein the second motor is in data connection with the controller.

Preferably, in the above technical solution, when the second electric push rod is installed behind the brake pedal, in a normal state, the second telescopic rod is in an extended state, and a cross rod located in front of the brake pedal is arranged at a front end of the second telescopic rod; when the second electric push rod is installed in front of the brake pedal, the second telescopic rod is in a contraction state under a normal state, and the rear end of the second telescopic rod and the brake pedal are correspondingly arranged in front and at the back.

Preferably, in the above technical solution, the controller further includes a voice output device, and the voice output device is in data connection with the controller.

Preferably, in the above technical solution, the controller is in data connection with an ultrasonic sensor of the car reversing radar in the automobile.

Compared with the prior art, the invention has the following beneficial effects:

1. the first electric push rod and the accelerator pedal are arranged in a front-back corresponding mode and used for adjusting the stroke of the accelerator pedal, namely the maximum stroke of the accelerator pedal capable of moving backwards is adjusted by adjusting the telescopic length of the first telescopic rod, so that the maximum speed of the automobile capable of running is adjusted to adapt to the vehicle habits of different drivers; when a driver needs to drive at a constant speed or at a limited speed, control information is input to the controller through the information input device, the controller adjusts the telescopic length of the first telescopic rod according to the control information, so that the maximum speed at which the automobile can drive is adjusted to be equal to a specified speed, the driver only needs to step on an accelerator pedal to abut against the first telescopic rod, the driver does not need to worry about the fact that the pedal force is too large, the speed of the automobile is rapidly increased, and driving fatigue is reduced; the pressure sensor on the first telescopic rod can detect the pressure information of the accelerator stepping of the driver, when the controller detects that the pressure of the pressure sensor is increased instantly, the controller can judge that the operation is the mistaken accelerator stepping operation according to the state of the pressure information, and meanwhile, the first telescopic rod is controlled to extend to drive the accelerator pedal to return to the original position, so that the speed of the vehicle is reduced, and the occurrence of safety accidents is reduced; in the normal accelerator treading process, when the pressure sensor detects that the pressure for treading the accelerator pedal is large, the controller controls the first telescopic rod to extend for a certain length first, the accelerator pedal is driven to adjust back for a certain stroke, the speed of the vehicle is reduced, and after a certain time delay, the controller controls the first telescopic rod to return to the original set position, so that the driving safety is ensured

2. The displacement sensor can detect the displacement information of the accelerator pedal in real time and transmit the displacement information to the controller, and the controller adjusts the length of the first telescopic rod according to the displacement information, namely adjusts the length of the first telescopic rod according to the stroke of the accelerator pedal frequently stepped by a driver, so as to automatically adapt to the vehicle using habit of the driver.

3. The controller is in data connection with the electronic hand brake in the automobile, when the accelerator is mistakenly stepped, the electronic hand brake and the first electric push rod can be combined for use, when the controller judges that the operation of the driver for suddenly stepping on the accelerator is the mistaken accelerator stepping operation, the controller controls the first electric push rod to drive the accelerator pedal to return to the original position, the speed of the automobile is reduced, meanwhile, the electronic hand brake is started to work, the functions of immediately reducing the accelerator and quickly braking are achieved, and traffic safety accidents are avoided.

4. The accelerator pedal controller comprises a second electric push rod, when the accelerator pedal is mistakenly stepped, the second electric push rod can be combined with the pressure sensor and the first electric push rod for use, when the controller judges that the operation of suddenly stepping on the accelerator by a driver is the mistaken accelerator stepping operation, the controller controls the first electric push rod to drive the accelerator pedal to return to the original position, the speed of the vehicle is reduced, and meanwhile, the second electric push rod is controlled to drive the brake pedal to work, so that the functions of immediately reducing the accelerator and quickly braking are realized, the driving safety is further improved, and safety accidents are avoided.

Drawings

Fig. 1 is a schematic structural diagram of a throttle control device according to the present invention.

Fig. 2 is a schematic structural view illustrating a second electric push rod according to the present invention installed at the rear of a brake pedal.

Fig. 3 is a schematic view illustrating a structure in which a second electric push rod according to the present invention is installed in front of a brake pedal.

Fig. 4 is a control schematic of the throttle control apparatus according to the present invention.

Description of the main reference numerals:

1-an accelerator pedal, 2-a pressure sensor, 3-a first electric push rod, 31-a first telescopic rod, 32-a first motor, 4-a controller, 5-a displacement sensor, 6-a brake pedal, 7-a second electric push rod, 71-a second telescopic rod, 72-a second motor, 8-a cross rod, 9-a vehicle speed sensor, 10-an information input device, 11-an electronic hand brake, 12-a voice output device and 13-an ultrasonic sensor.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Fig. 1 to 4 are schematic structural views showing a throttle control device according to a preferred embodiment of the present invention, which includes a first electric push rod 3, an information input device 10, and a controller 4. Referring to fig. 1 to 4, the first electric push rod 3 is detachably installed in the automobile and is disposed corresponding to the front and back of the accelerator pedal 1, the first electric push rod 3 includes a first motor 32 and a first telescopic rod 31, and the first motor 32 is connected to the first telescopic rod 31 for driving the first telescopic rod 31 to extend and retract. And the first telescopic rod 31 is arranged corresponding to the accelerator pedal 1 in the front-back direction and is used for adjusting the stroke of the accelerator pedal 1, namely, the maximum stroke of the accelerator pedal 1 capable of moving backwards is adjusted by adjusting the telescopic length of the first telescopic rod 31 of the first electric push rod 3, so that the maximum speed of the automobile capable of running is adjusted to adapt to the vehicle using habits of different drivers. The free end of the first telescopic rod 31 corresponding to the accelerator pedal 1 is provided with a pressure sensor 2 for detecting the pressure information of the accelerator pedal 1 stepped by the foot. The information input device 10 is detachably mounted on an automobile for inputting control information. The controller 4 is detachably mounted on the automobile, the first motor 32, the pressure sensor 2 and the information input device 10 are respectively in data connection with the controller 4, and the controller 4 is used for receiving pressure information and control information and controlling the operation of the first motor 32 according to the pressure information and the control information. When the automobile accelerator pedal device is used, when a driver needs to stabilize the automobile speed at a specified speed, control information is input to the controller 4 through the information input device 10, the controller 4 adjusts the telescopic length of the first telescopic rod 31 according to the control information, so that the maximum speed at which the automobile can run is adjusted, the maximum speed is equal to the specified speed, the driver only needs to step on the accelerator pedal 1 to abut against the first telescopic rod 31, the driver does not worry about that the automobile speed is rapidly increased due to excessive pedal force, and driving fatigue can be reduced. And the pressure sensor 2 on the first telescopic link 31 can detect the pressure information of the accelerator stepping of the driver, when the controller 4 detects that the pressure information of the pressure sensor 2 is increased instantly, the controller 4 can judge that the operation is the operation of stepping the accelerator by mistake by analyzing the state of the pressure information, and simultaneously, the first telescopic link 31 is controlled to extend to drive the accelerator pedal 1 to return to the original position, the speed of the vehicle is reduced, and the occurrence of safety accidents is reduced. Wherein, when normally stepping on accelerator pedal 1, because the dynamics is less relatively, the phenomenon that accelerator pedal 1 atress increases in the twinkling of an eye can not appear, consequently can not trigger first telescopic link 31 and drive accelerator pedal 1 and resume the normal position. When using, this controlling means can also intelligent regulation accelerator pedal 1's stroke, normally tramples the in-process of throttle, when pressure sensor 2 detected tramples accelerator pedal 1's pressure great, the first telescopic link 31 of controller 4 control extends certain length earlier, drives the certain stroke of accelerator pedal callback, reduces the speed of a motor vehicle, postpones after a certain period, and the first telescopic link 31 of controller 4 control returns original settlement position, guarantees driving safety.

Referring to fig. 1 and 4, preferably, when the first electric push rod 3 is installed at the rear of the accelerator pedal 1, the front end of the first telescopic rod 31 is located at the rear of the accelerator pedal 1, and the maximum stroke of the accelerator pedal 1 can be adjusted by adjusting the length of the first telescopic rod 31 without interfering with the stepping and returning of the accelerator pedal 1. Wherein, the pressure sensor 2 is arranged at the front end of the first telescopic rod 31.

Referring to fig. 1 and 4, preferably, when the first electric push rod 3 is installed in front of the accelerator pedal 1, a pull rod (not shown) is disposed at the rear end of the first telescopic rod 31 and behind the accelerator pedal 1, so that the maximum stroke of the accelerator pedal 1 can be adjusted by adjusting the length of the first telescopic rod 31 without interfering with the stepping and returning of the accelerator pedal 1. Wherein, the pressure sensor 2 is arranged at the front end of the pull rod.

Referring to fig. 1 and 4, preferably, the control device further includes a displacement sensor 5, and the displacement sensor 5 is detachably installed in the automobile and is disposed corresponding to the front and rear of the accelerator pedal 1, and is used for detecting displacement information of the accelerator pedal 1. And the displacement sensor 5 is in data connection with the controller 4 so as to transmit displacement information to the controller 4, and the controller 4 adjusts the length of the first telescopic rod according to the displacement information, namely, the length of the first telescopic rod 31 is adjusted according to the stroke of frequently stepping on the accelerator pedal 1 by a driver, so that the vehicle using habit of the driver is automatically adapted. Further preferably, the mounting position of the displacement sensor 5 is the same as the mounting position of the first electric putter 3.

Referring to fig. 1 and 4, the controller 4 is preferably in data connection with a vehicle speed sensor 9 inside the vehicle for obtaining speed information of the vehicle. When the automobile starts, the first telescopic rod 31 can be controlled to extend, the maximum driving speed of the automobile is reduced, the first telescopic rod 31 is slowly contracted until the length of the first telescopic rod 31 is contracted to the specified length, the maximum driving speed of the automobile is slowly increased until the maximum speed reaches the specified speed, the speed change of the automobile starting is adapted, and the automobile starting device is particularly suitable for novice operation.

Referring to fig. 4, preferably, the hand brake in the automobile is in an electronic hand brake 11 structure, and the controller 4 is in data connection with the electronic hand brake 11 to control the operation of the electronic hand brake 11. When the operation of stepping on the accelerator by mistake occurs, the electronic hand brake 11, the pressure sensor 2 and the first electric push rod 3 can be combined to be applied, when the controller 4 judges that the operation of stepping on the accelerator by mistake is the operation of stepping on the accelerator by mistake, the controller 4 controls the first electric push rod 3 to drive the accelerator pedal to return to the original position, the speed of the vehicle is reduced, the electronic hand brake 11 is started to work, the functions of reducing the accelerator and quickly braking at once are realized, and traffic safety accidents are avoided.

Referring to fig. 2 to 4, or, preferably, the control device further comprises a second electric push rod 7, the second electric push rod 7 comprises a second motor 72 and a second telescopic rod 71, and the second motor 72 is connected with the second telescopic rod 71 for driving the second telescopic rod 71 to extend and retract. The second electric push rod 7 is detachably mounted in the automobile and is arranged corresponding to the brake pedal 6 in front and back, and is used for driving the brake pedal 6 to work; and the second motor 72 is in data connection with the controller 4. When the operation of stepping on the accelerator by mistake occurs, the second electric push rod 7 can be combined with the pressure sensor 2 and the first electric push rod 3 to be used, when the controller 4 judges that the operation of stepping on the accelerator by mistake by the driver is the operation of stepping on the accelerator by mistake, the controller 4 controls the first electric push rod 3 to drive the accelerator pedal 1 to return to the original position, the speed of the vehicle is reduced, and meanwhile, the second electric push rod 7 is controlled to drive the brake pedal 6 to work, so that the functions of reducing the accelerator and quickly braking at once are realized, the driving safety is further improved, and the occurrence of safety accidents is avoided.

Referring to fig. 2 to 4, preferably, when the second electric push rod 7 is installed behind the brake pedal 6, in a normal state, the second telescopic rod 71 is in an extended state, and the front end of the second telescopic rod 71 is provided with a cross rod 8 located in front of the brake pedal 6, and by driving the second telescopic rod 71 to retract, the cross rod 8 on the second telescopic rod 71 can be driven to pull down the brake pedal 6, so as to realize a braking function; after the braking operation is finished, the second telescopic rod 71 is driven to return to the original position, and then the brake pedal 6 can be loosened, so that the braking reset is realized; the structure that the second telescopic rod 71 is connected with the brake pedal 6 through the cross rod 8 does not hinder the driver from performing normal braking operation. When the second electric push rod 7 is installed in front of the brake pedal 6, in a normal state, the second telescopic rod 71 is in a contracted state, the rear end of the second telescopic rod 71 is arranged in front and back correspondence with the brake pedal 6, and the brake pedal 6 can be driven to move backwards by driving the second telescopic rod 71 to extend, so that a braking function is realized; after the brake operation is finished, the brake pedal 6 can be loosened by driving the second telescopic rod 71 to contract, the brake reset is realized, the structure is simple, and the normal brake operation of a driver is not hindered.

Referring to fig. 4, the control device preferably further comprises a voice output device 12, and the voice output device 12 is in data connection with the controller 4 and is used for outputting voice prompt information so as to prompt the driving state of the driver in a voice mode. The voice output device can be the existing voice output equipment in the automobile, and another set of voice output equipment can be installed on the automobile according to the actual requirement.

Referring to fig. 4, the controller is preferably in data connection with the ultrasonic sensor 13 of the reversing radar in the vehicle 4, so that the controller 4 can acquire distance information of the vehicle from an obstacle when reversing the vehicle and control the state of the vehicle according to the distance information. When the automobile enters a reversing state, the controller 4 controls the first telescopic rod 31 to extend for a certain length to prevent the accelerator pedal 1 from being deeply stepped on in the reversing process, so that the automobile is too fast and easy to lose control; in the process of backing a car, when the controller 4 detects that the car is away from passerby or an obstacle by a certain distance, the controller 4 controls the first telescopic rod 31 to extend again so as to adjust the accelerator pedal 1 back to a state slightly higher than the idling speed of the engine and send out a voice prompt; when the controller 4 detects that the automobile is about to collide with passerby or barriers, the controller 4 controls the accelerator pedal 1 to return to the original position, the engine is reduced to an idle speed state, meanwhile, the brake pedal 6 or the electronic hand brake 11 is controlled to work, manual control and intelligent equipment assistance are combined, the functions of speed reduction and quick braking are achieved, the automobile is prevented from colliding with the passerby or the barriers, and the safety performance of backing is improved.

Referring to fig. 4, the information input device 10 is preferably a keypad, a touch screen, or a voice input device to facilitate manual input of control information. Wherein, the information input device 10 can be arranged on the driving position, which is convenient for the driver to operate; an information input device 10 can be respectively arranged on the driving position and the copilot position, so that personnel on the copilot position can assist the driver to control the work of the control device together; the information input device 10 can be installed at any position according to actual needs.

The control device not only can intelligently adjust the maximum stroke of the accelerator pedal 1 so as to adapt to the driving habits of different drivers and reduce the driving fatigue, but also can avoid the situation that the accelerator is stepped on as a brake by mistake, improve the driving safety, and integrate convenient disassembly and assembly, low cost, diversified functions and intelligent adjustment.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A throttle control apparatus, comprising:

the first electric push rod is detachably arranged in the automobile and corresponds to the front and the back of the accelerator pedal; the first electric push rod comprises a first motor and a first telescopic rod, and the first telescopic rod is arranged in front and back corresponding to the accelerator pedal and is used for adjusting the stroke of the accelerator pedal; a pressure sensor is arranged at the free end of the first telescopic rod corresponding to the accelerator pedal and used for detecting the pressure information of the accelerator pedal;

an information input device detachably mounted on an automobile for inputting control information; and

and the controller is used for receiving the pressure information and the control information and controlling the work of the first motor according to the pressure information and the control information.

2. The throttle control device of claim 1, wherein when the first electric push rod is installed behind the throttle pedal, the front end of the first telescopic rod is located behind the throttle pedal, and the pressure sensor is disposed at the front end of the first telescopic rod.

3. The throttle control device of claim 1, wherein when the first electric push rod is installed in front of the throttle pedal, a pull rod is disposed at a rear end of the first telescopic rod, and the pressure sensor is disposed at a front end of the pull rod.

4. The throttle control device of claim 1, wherein the hand brake in the automobile is an electronic hand brake structure, and the controller is in data connection with the electronic hand brake.

5. The throttle control device according to claim 1, further comprising a displacement sensor detachably mounted in the automobile and disposed corresponding to the throttle pedal in front and rear directions, for detecting displacement information of the throttle pedal; wherein the displacement sensor is in data connection with the controller.

6. The throttle control of claim 1, wherein the controller is in data communication with a vehicle speed sensor of the vehicle for obtaining speed information of the vehicle.

7. The throttle control device of claim 1, further comprising a second electric push rod, wherein the second electric push rod comprises a second motor and a second telescopic rod, and the second electric push rod is detachably mounted in the automobile and is arranged corresponding to a brake pedal in a front-back direction, and is used for driving the brake pedal to work; wherein the second motor is in data connection with the controller.

8. The throttle control device of claim 7, wherein when the second electric push rod is installed behind the brake pedal, the second telescopic rod is in an extended state in a normal state, and a cross bar located in front of the brake pedal is arranged at the front end of the second telescopic rod; when the second electric push rod is installed in front of the brake pedal, the second telescopic rod is in a contraction state under a normal state, and the rear end of the second telescopic rod and the brake pedal are correspondingly arranged in front and at the back.

9. The throttle control of claim 1, further comprising a voice output device in data communication with the controller.

10. The throttle control of claim 1, wherein the controller is in data connection with an ultrasonic sensor of the in-car reverse radar.