CN111137260A - Intelligent brake control device and method - Google Patents

Intelligent brake control device and method Download PDF

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Publication number
CN111137260A
CN111137260A CN202010111903.2A CN202010111903A CN111137260A CN 111137260 A CN111137260 A CN 111137260A CN 202010111903 A CN202010111903 A CN 202010111903A CN 111137260 A CN111137260 A CN 111137260A
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CN
China
Prior art keywords
vehicle
brake
control unit
linkage
accelerator
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Granted
Application number
CN202010111903.2A
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Chinese (zh)
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CN111137260B (en
Inventor
杨金艳
郑荣茂
黎旺星
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Guangdong Mechanical and Electrical College
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Guangdong Mechanical and Electrical College
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Priority to CN202010111903.2A priority Critical patent/CN111137260B/en
Publication of CN111137260A publication Critical patent/CN111137260A/en
Application granted granted Critical
Publication of CN111137260B publication Critical patent/CN111137260B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T7/00—Brake-action initiating means
    • B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
    • B60T7/22—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle, or by means of contactless obstacle detectors mounted on the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
    • B60K28/10—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the vehicle 
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
    • B60T8/17—Using electrical or electronic regulation means to control braking
    • B60T8/171—Detecting parameters used in the regulation; Measuring values used in the regulation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility

Abstract

The invention belongs to the intelligent automobile automatic control technology, and relates to an intelligent brake control device and a method, wherein the device comprises a control unit, and a sound sensor, an acceleration sensor, a visual sensor and a linkage interlocking device which are respectively connected with the control unit, wherein the sound sensor is arranged in a vehicle and/or outside the vehicle, the acceleration sensor is arranged on a driving wheel of the vehicle, and the visual sensor is arranged in the vehicle; the linkage interlocking device is arranged between a vehicle accelerator and a vehicle brake and is respectively connected with a brake pressure rod and an accelerator release rod. The intelligent brake control system realizes intelligent brake control on the basis of not changing the structure and the circuit of the existing vehicle, can automatically complete the action of braking and releasing the accelerator according to the real-time running condition of the vehicle, and improves the driving safety.

Description

Intelligent brake control device and method
Technical Field
The invention relates to an intelligent automobile automatic control technology, in particular to an intelligent brake control device and method.
Background
The national economy develops rapidly, and the vehicle holding amount is more and more. The existence of drivers who obtain the driving license every year, especially drivers who obtain the driving license in large quantity but do not drive the vehicle for a long time; due to the lack of driving experience, a new driver is easy to hurry on a road section with slightly complicated road conditions or in emergency, sometimes even mistakenly turns on an accelerator as a brake, and carries out improper operation on a running vehicle, thereby bringing great risk to traffic safety.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an intelligent brake control device and method, which can realize intelligent brake control on the basis of not changing the structure and the circuit of the existing vehicle, can automatically complete the action of braking and releasing an accelerator according to the real-time running condition of the vehicle, and improve the driving safety.
The control device of the invention is realized by adopting the following technical scheme: the intelligent brake control device comprises a control unit, and a sound sensor, an acceleration sensor, a vision sensor and a linkage interlocking device which are respectively connected with the control unit, wherein the sound sensor is arranged in the vehicle and/or outside the vehicle, the acceleration sensor is arranged on a driving wheel of the vehicle, and the vision sensor is arranged in the vehicle; the linkage interlocking device is arranged between a vehicle accelerator and a vehicle brake and is respectively connected with a brake pressure rod and an accelerator release rod.
In a preferred embodiment, the linkage interlocking device comprises an interlocking disc, a brake linkage sliding block, a round rail buffer spring, a rotary motor shaft, a linear sliding rail and a throttle linkage sliding block; the linear slide rail comprises a first rail connected with the brake pressure lever and a second rail connected with the accelerator release lever, the brake linkage slide block is arranged on the first rail and connected with the brake linkage slide block, and the accelerator linkage slide block is arranged on the second rail and connected with the accelerator release lever; the interlocking disc is respectively connected with the brake linkage sliding block and the rotating motor shaft.
The control method of the invention is based on the control device and comprises the following steps:
step 201, a sound sensor collects environmental audio data in real time and transmits the collected audio data to a control unit;
step 202, the control unit analyzes the audio data;
step 203, the acceleration sensor collects acceleration data in real time and transmits the collected acceleration data to the control unit;
step 204, the control unit analyzes the motion characteristics of the vehicle based on the acceleration data;
step 205, the vision sensor collects peripheral videos and transmits video signals to the control unit for analysis;
step 206, analyzing the traveling obstacles of the vehicle by the control unit according to the signals of the accelerator and the brake positions;
step 207, the control unit judges whether the driving condition of the vehicle has a dangerous situation according to the analysis results of the steps 204, 205 and 206, if the driving condition of the vehicle has no dangerous situation, the control unit transfers to the steps 201, 203 and 205 to continuously acquire the environmental audio data, the acceleration data and the video signals in real time; otherwise, go to the next step 208;
step 208, outputting a control signal to the linkage interlocking device, performing brake and accelerator release operations, and controlling the vehicle;
and step 209, after the dangerous situation is relieved, starting the vehicle, manually unlocking the stop state of the vehicle, and then, turning to steps 201, 203 and 205 to continue to collect the environmental audio data, the acceleration data and the video signals in real time.
Compared with the prior art, the invention has the following beneficial effects:
1. the intelligent brake control is realized on the basis of not changing the structure and the circuit of the existing vehicle;
2. the voice control can be realized, and when dangerous voice is continuously recognized, the action of braking and releasing the accelerator can be automatically finished;
3. whether the vehicle is operated by mistake can be analyzed, and the action of braking and releasing the accelerator can be automatically finished when the misoperation occurs;
4. whether collision is possible or not can be judged according to the traveling obstacle analysis of the vehicle, and when the collision is more than 50%, the action of braking and releasing the accelerator is automatically finished.
Drawings
FIG. 1 is a schematic diagram of intelligent brake control;
FIG. 2 is a top view of a linkage interlock installation;
FIG. 3 is a front view of the linkage interlock mounting arrangement;
FIG. 4 is a schematic view of the internal structure of the linkage interlock;
FIG. 5 is a flow chart of intelligent braking control;
in the figure, 1 is an embedded control unit, 2 is a sound sensor, 3 is an acceleration sensor, 4 is a vision sensor, 5 is other digital signals, 6 is a linkage interlocking device, 7 is a vehicle brake, 8 is a vehicle accelerator, 9 is a brake pressure lever, 10 is an accelerator release lever, 11 is an interlocking disc, 12 is a brake linkage slider, 13 is a circular rail buffer spring, 14 is a rotary motor shaft, 15 is a linear sliding rail, and 16 is an accelerator linkage slider.
Detailed Description
In order to make the purpose and technical solution of the present invention more clearly understood, the present invention is described in detail below with reference to the accompanying drawings and embodiments; the described embodiments are only some embodiments of the invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1-3, the intelligent brake control device of the present invention comprises a control unit 1, and a sound sensor 2, an acceleration sensor 3, a visual sensor 4 and a linkage interlock 6 which are respectively connected with the control unit, wherein the sound sensor is installed inside and/or outside the vehicle, the acceleration sensor is installed on a driving wheel of the vehicle, and the visual sensor is installed inside the vehicle; in addition, the control unit also acquires digital signals of brake structures such as a brake, an accelerator and the like.
The linkage interlocking device 6 is arranged between a vehicle accelerator 8 and a vehicle brake 7 and is respectively connected with a brake pressure rod 9 and a brake release rod 10, so that after a control instruction of the control unit 1 is received, the brake is automatically controlled, and simultaneously, the accelerator is jacked up by utilizing a high-torque ejector rod motor, so that the accelerator is synchronously lifted up during braking, and the operation of braking and releasing the accelerator for a running vehicle is realized.
Referring to fig. 4, the interlocking interlock device comprises an interlocking disc 11, a brake interlocking slide block 12, a round rail buffer spring 13, a rotary motor shaft 14, a linear slide rail 15 and an accelerator interlocking slide block 16; the linear slide rail 15 comprises a first rail connected with the brake pressure lever and a second rail connected with the accelerator release lever, the brake linkage slide block 12 is arranged on the first rail and connected with the brake linkage slide block 12, and the accelerator linkage slide block 16 is arranged on the second rail and connected with the accelerator release lever 10; the interlocking disc 11 is respectively connected with the brake linkage slide block 12 and the rotary motor shaft 14.
When the vehicle brake 7 is stepped (namely the vehicle brake 7 is stepped during manual control), the brake pressure lever 9 is driven to descend linearly; the brake pressure lever 9 moves downwards and drives the interlocking disc 11 to do circular motion through the brake linkage slide block 12; the circular track buffer spring 13 is pressed by force and acts on the accelerator linkage sliding block 16; the accelerator linkage sliding block 16 drives the accelerator release rod 10 to lift upwards, and the linear sliding rail 15 limits the brake and the accelerator to move only up and down. After the linkage interlocking device receives a control instruction of the control unit, the rotating motor shaft 14 drives the interlocking disc 11 to rotate anticlockwise to drive the brake pressure lever 9 to descend, and the accelerator release lever 10 to ascend, so that the accelerator is released while braking is achieved.
The flow of the intelligent brake control method of the invention is shown in fig. 4, and comprises the following steps:
step 201, a sound sensor collects environmental audio data in real time and transmits the collected audio data to a control unit;
step 202, the control unit analyzes the audio data;
step 203, the acceleration sensor collects acceleration data in real time and transmits the collected acceleration data to the control unit;
step 204, the control unit analyzes the motion characteristics of the vehicle based on the acceleration data;
step 205, the vision sensor collects peripheral videos and transmits video signals to the control unit for analysis;
step 206, analyzing the traveling obstacles of the vehicle by the control unit according to the signals of the accelerator and the brake positions;
step 207, the control unit judges whether the driving condition of the vehicle has a dangerous situation according to the analysis results of the steps 204, 205 and 206, if the driving condition of the vehicle has no dangerous situation, the control unit transfers to the steps 201, 203 and 205 to continuously acquire the environmental audio data, the acceleration data and the video signals in real time; otherwise, go to the next step 208;
step 208, outputting a control signal to the linkage interlocking device, performing brake and accelerator release operations, and controlling the vehicle;
and step 209, after the dangerous situation is relieved, starting the vehicle, manually unlocking the stop state of the vehicle, and then, turning to steps 201, 203 and 205 to continue to collect the environmental audio data, the acceleration data and the video signals in real time.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

Claims (5)

1. An intelligent brake control device is characterized by comprising a control unit, and a sound sensor, an acceleration sensor, a visual sensor and a linkage interlocking device which are respectively connected with the control unit, wherein the sound sensor is installed inside and/or outside a vehicle, the acceleration sensor is installed on a driving wheel of the vehicle, and the visual sensor is installed inside the vehicle; the linkage interlocking device is arranged between a vehicle accelerator and a vehicle brake and is respectively connected with a brake pressure rod and an accelerator release rod.
2. The intelligent brake control device of claim 1, wherein the linkage interlock comprises an interlock disc, a brake linkage slider, a circular rail buffer spring, a rotary motor shaft, a linear slide rail and a throttle linkage slider; the linear slide rail comprises a first rail connected with the brake pressure lever and a second rail connected with the accelerator release lever, the brake linkage slide block is arranged on the first rail and connected with the brake linkage slide block, and the accelerator linkage slide block is arranged on the second rail and connected with the accelerator release lever; the interlocking disc is respectively connected with the brake linkage sliding block and the rotating motor shaft.
3. The intelligent brake control device of claim 2, wherein the interlocking device receives a control command from the control unit, and then the rotating motor shaft drives the interlocking disc to rotate counterclockwise, so as to drive the brake lever to descend and the throttle release lever to ascend.
4. The intelligent brake control device of claim 2, wherein when the vehicle brake is depressed, the brake lever is driven to descend linearly; the brake pressure lever moves downwards and drives the interlocking disc to do circular motion through the brake linkage sliding block; the circular track buffer spring is pressed by force and acts on the accelerator linkage sliding block; the throttle linkage slide block drives the throttle release lever to lift upwards.
5. The intelligent brake control method based on the intelligent brake control device according to any one of claims 1 to 4, characterized by comprising the steps of:
step 201, a sound sensor collects environmental audio data in real time and transmits the collected audio data to a control unit;
step 202, the control unit analyzes the audio data;
step 203, the acceleration sensor collects acceleration data in real time and transmits the collected acceleration data to the control unit;
step 204, the control unit analyzes the motion characteristics of the vehicle based on the acceleration data;
step 205, the vision sensor collects peripheral videos and transmits video signals to the control unit for analysis;
step 206, analyzing the traveling obstacles of the vehicle by the control unit according to the signals of the accelerator and the brake positions;
step 207, the control unit judges whether the driving condition of the vehicle has a dangerous situation according to the analysis results of the steps 204, 205 and 206, if the driving condition of the vehicle has no dangerous situation, the control unit transfers to the steps 201, 203 and 205 to continuously acquire the environmental audio data, the acceleration data and the video signals in real time; otherwise, go to the next step 208;
step 208, outputting a control signal to the linkage interlocking device, performing brake and accelerator release operations, and controlling the vehicle;
and step 209, after the dangerous situation is relieved, starting the vehicle, manually unlocking the stop state of the vehicle, and then, turning to steps 201, 203 and 205 to continue to collect the environmental audio data, the acceleration data and the video signals in real time.
CN202010111903.2A 2020-02-24 2020-02-24 Intelligent brake control device and method Active CN111137260B (en)

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Application Number Priority Date Filing Date Title
CN202010111903.2A CN111137260B (en) 2020-02-24 2020-02-24 Intelligent brake control device and method

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Application Number Priority Date Filing Date Title
CN202010111903.2A CN111137260B (en) 2020-02-24 2020-02-24 Intelligent brake control device and method

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111547037A (en) * 2020-05-14 2020-08-18 北京百度网讯科技有限公司 Brake control method and device, electronic equipment and storage medium

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000177438A (en) * 1998-12-15 2000-06-27 Toyota Motor Corp Vehicle auxiliary drive device
CN201036990Y (en) * 2007-04-24 2008-03-19 张振峰 Automobile 'braking-forced oil-reducing' linkage device
CN202557298U (en) * 2012-04-11 2012-11-28 董明强 Brake and accelerator control system for automatic transmission vehicle
CN104859534A (en) * 2015-05-15 2015-08-26 常州大学 Automobile accelerator wrong-stepping-prevention system based on audio and video processing technology
CN106218406A (en) * 2016-08-31 2016-12-14 法乐第(北京)网络科技有限公司 Security devices for cars, running car method and automobile
CN107399306A (en) * 2017-08-02 2017-11-28 张天欣 A kind of automotive emergency brake system, method, apparatus and small electronic equipment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000177438A (en) * 1998-12-15 2000-06-27 Toyota Motor Corp Vehicle auxiliary drive device
CN201036990Y (en) * 2007-04-24 2008-03-19 张振峰 Automobile 'braking-forced oil-reducing' linkage device
CN202557298U (en) * 2012-04-11 2012-11-28 董明强 Brake and accelerator control system for automatic transmission vehicle
CN104859534A (en) * 2015-05-15 2015-08-26 常州大学 Automobile accelerator wrong-stepping-prevention system based on audio and video processing technology
CN106218406A (en) * 2016-08-31 2016-12-14 法乐第(北京)网络科技有限公司 Security devices for cars, running car method and automobile
CN107399306A (en) * 2017-08-02 2017-11-28 张天欣 A kind of automotive emergency brake system, method, apparatus and small electronic equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111547037A (en) * 2020-05-14 2020-08-18 北京百度网讯科技有限公司 Brake control method and device, electronic equipment and storage medium
CN111547037B (en) * 2020-05-14 2021-08-31 北京百度网讯科技有限公司 Brake control method and device, electronic equipment and storage medium

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