CN116588050A - Braking system for automobile and method thereof - Google Patents
Braking system for automobile and method thereof Download PDFInfo
- Publication number
- CN116588050A CN116588050A CN202310875945.7A CN202310875945A CN116588050A CN 116588050 A CN116588050 A CN 116588050A CN 202310875945 A CN202310875945 A CN 202310875945A CN 116588050 A CN116588050 A CN 116588050A
- Authority
- CN
- China
- Prior art keywords
- braking
- module
- unit
- automobile
- brake
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000002093 peripheral effect Effects 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 8
- 230000001133 acceleration Effects 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/24—Electrodynamic brake systems for vehicles in general with additional mechanical or electromagnetic braking
- B60L7/26—Controlling the braking effect
-
- 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
- B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes
-
- 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
- B60T8/176—Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS
-
- 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 relates to the technical field of automobile braking, in particular to a braking system and a braking method for an automobile. The device comprises a vehicle speed sensing unit, a peripheral scanning unit, a prompting unit, a braking sensing unit and an ABS braking unit. According to the invention, the speed and the distance of the automobile are judged through the set prompting unit, the judged structure is broadcasted through voice, so that a driver can timely adjust the speed and the distance of the automobile according to the prompting sound, the driving safety of the automobile is ensured, the automobile is braked through the set braking unit, and when the automobiles are too close, the braking distribution is carried out through the braking distribution module, so that the speed of the automobile is reduced, and the normal driving of the automobile is ensured.
Description
Technical Field
The invention relates to the technical field of automobile braking, in particular to a braking system and a braking method for an automobile.
Background
In addition to providing a conventional braking system including a function of "forcibly decelerating or stopping a traveling vehicle according to a driver's demand, stably parking a stopped vehicle under various road conditions, and stabilizing the speed of a vehicle traveling downhill", a second braking system for ensuring that the vehicle can still decelerate or stop is generally added to the vehicle corresponding to a failure of a service braking system, and the normal braking system of the vehicle includes a manual braking and a foot braking, and electric power is provided to control braking of the vehicle in order to enhance a braking effect of the vehicle.
At present, the speed and the distance of a vehicle are controlled by a driver in the high-speed running process of the vehicle, but when an emergency occurs on a road in front, the vehicle cannot avoid the situation in front due to the fact that the speed of the vehicle is too high and the distance of the vehicle is too close, so that the vehicle collides with the emergency in front, and life danger is brought to the driver.
Disclosure of Invention
The present invention is directed to a brake system for an automobile and a method thereof, which solve the above-mentioned problems.
In order to achieve the above object, one of the objects of the present invention is to provide a brake system for an automobile, comprising a vehicle speed sensing unit, a peripheral scanning unit, a prompt unit, a brake sensing unit and an ABS brake unit;
the vehicle speed sensing unit is used for sensing the running speed of the vehicle and sending the sensed vehicle speed to the prompting unit;
the peripheral scanning unit is used for detecting the environment around the automobile, determining the distance between the automobile and the automobile in front, and sending the detected distance to the prompting unit;
the prompting unit is used for receiving the data transmitted by the vehicle speed sensing unit and the prompting unit and judging whether the braking distance of the vehicle is safe when the front vehicle suddenly stops according to the received data;
the braking unit is used for braking the automobile when the prompting unit judges that collision danger exists;
the brake sensing unit is used for sensing the braking condition of a driver, so that the automobile can electrically brake according to the braking condition sensed by the brake sensing unit;
the ABS braking unit is used for performing anti-lock control on wheels of the vehicle when the vehicle is braked suddenly.
As a further improvement of the technical scheme, the peripheral scanning unit comprises a vehicle distance detection module and a distance warning judgment module;
the vehicle distance detection module is used for detecting the distance between the vehicles in front;
the distance warning judging module is used for determining a safe braking distance according to the vehicle speed sensed by the vehicle speed sensing unit.
As a further improvement of the technical scheme, the prompting unit comprises a vehicle condition receiving module, a distance safety judging module, a voice prompting module and a warning module;
the vehicle condition receiving module is used for receiving the vehicle speed sensed by the vehicle speed sensing unit, the vehicle distance transmitted by the peripheral scanning unit and the safety braking distance;
the distance safety judging module is used for judging the data received by the vehicle condition receiving module so as to determine whether the current speed and distance are safe or not, and sending the judged receiving result to the voice prompt module and the warning module;
the voice prompt module is used for receiving dangerous data from the judgment result of the distance safety judgment module and carrying out voice prompt on a driver after receiving the data;
the warning module is used for receiving the dangerous data judged by the distance safety judging module, and sending warning information to the braking unit after the dangerous data is received, so that the braking unit brakes the automobile according to the warning data.
As a further improvement of the technical scheme, the braking unit comprises an obstacle avoidance analysis module, a braking distribution module and a right-to-speed ratio module;
the obstacle avoidance analysis module is used for receiving the information of the warning sent by the warning module and analyzing the condition of the warning after receiving the warning data;
the braking distribution module is used for receiving the result analyzed by the obstacle avoidance analysis module and distributing braking modes according to the analyzed result;
the right-over module is used for receiving the warning information of the warning module, and when the warning module sends out the highest warning, the right-over module controls the braking of the automobile through the braking distribution module.
As a further improvement of the technical scheme, the brake sensing unit comprises a brake continuous stepping sensing module, a brake accelerator simultaneous stepping sensing module and a brake continuous stepping module;
the brake continuous treading sensing module is used for judging emergency brake when a driver continuously treads the brake;
the brake and accelerator simultaneous stepping sensing module is used for judging emergency braking when a driver steps on an accelerator and a brake simultaneously;
the brake continuously treading module is used for judging emergency braking when a driver continuously treads the brake.
As a further improvement of the technical scheme, the braking unit is connected with an operation switching unit for controlling the braking mode of the braking unit, and the operation switching unit is used for performing operation switching of electric braking;
the operation switching unit comprises an electric control module, a manual control module and a combination control module;
the electric control module is used for automatically controlling electric braking according to the judged condition by the system;
the manual control module is used for manually controlling electric braking;
the combination control module is used for semi-manually and semi-automatically controlling electric braking.
As a further improvement of the technical scheme, the peripheral scanning unit further comprises an obstacle sensing module, wherein the obstacle sensing module is used for sensing obstacles near the automobile;
the obstacle sensing module transmits the sensed data to the brake distribution module through the distance warning judging module, so that the brake distribution module is used for emergency braking of the automobile which is ready to run.
As a further improvement of the technical scheme, the braking unit further comprises a manual braking module, wherein the manual braking module is used for synchronously braking the manual braking and the electric braking of the automobile through the manual braking module when the manual control module controls the electric braking.
As a further improvement of the technical scheme, the formula of the distance warning judging module for determining the safe braking distance is as follows:
；
where v is the speed of the car, a is the acceleration of the car at maximum braking, d is the distance between the car and the car in front, a <0.
A second object of the invention is to provide a method for implementing a braking system for a motor vehicle according to any of the above, comprising the following method steps:
s1, an obstacle sensing module senses obstacles near a vehicle body, reminds a driver when sensing the obstacles, and brakes an automobile through a brake distribution module;
s2, in the running process of the automobile, the speed sensing unit and the peripheral scanning unit detect the speed of the automobile and the distance between the front automobile, the detected result is sent to the prompting unit, and the prompting unit judges whether the current automobile distance and the current automobile speed are safe or not;
s3, the prompting unit sends information of warning to the braking unit, the braking unit brakes the automobile, and in the process of braking only, the ABS braking unit performs anti-lock protection on wheels of the automobile;
s4, after a brake sensing unit senses a brake signal of a driver, controlling braking of the automobile through a brake unit;
s5, switching the electric braking by operating the switching unit, and changing the operation method of the electric braking to enable the operation switching unit to control the braking of the automobile through the braking unit.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the braking system and the braking method for the automobile, the speed and the distance of the automobile are judged through the set prompting unit, and the judged structure is broadcasted through voice, so that a driver can timely adjust the speed and the distance of the automobile according to the prompting sound, the driving safety of the automobile is ensured, and the driving safety of the driver is ensured.
2. According to the braking system and the braking method for the automobile, the automobile is braked through the arranged braking unit, and when the automobiles are too close to each other, braking is distributed through the braking distribution module, so that the speed of the automobile is reduced, and normal driving of the automobile is ensured.
3. According to the braking system and the method for the automobile, the electric braking is operated and controlled through the arranged operation switching unit, so that a driver can adjust the electric braking mode of the automobile according to the driving mode of the driver, and the driver can drive the automobile conveniently.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a block diagram of a peripheral scanning unit according to the present invention;
FIG. 3 is a block diagram of a prompt unit of the present invention;
FIG. 4 is a diagram of a brake unit of the present invention;
FIG. 5 is a diagram of a brake sensing unit according to the present invention;
FIG. 6 is a diagram of an operation switching unit according to the present invention;
FIG. 7 is an overall flow chart of the present invention;
fig. 8 is a block flow diagram of the steps of the present invention.
The meaning of each reference sign in the figure is:
1. a vehicle speed sensing unit; 2. a peripheral scanning unit; 21. an obstacle sensing module; 22. a vehicle distance detection module; 23. a distance warning judging module; 3. a prompting unit; 31. a vehicle condition receiving module; 32. a distance safety judging module; 33. a voice prompt module; 34. a warning module; 4. a braking unit; 41. the obstacle avoidance analysis module; 42. a brake distribution module; 43. a manual braking module; 44. the more the rights are; 5. a brake sensing unit; 51. the brake continuously treads the induction module; 52. the brake and accelerator simultaneously treads the induction module; 53. the brake continuously treads the module; 6. an ABS braking unit; 7. an operation switching unit; 71. an electric control module; 72. a manual control module; 73. and combining the control modules.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Example 1: referring to fig. 1 to 8, one of the purposes of the present embodiment is to provide a braking system for an automobile, which includes a vehicle speed sensing unit 1, a peripheral scanning unit 2, a prompt unit 3, a braking unit 4, a braking sensing unit 5 and an ABS braking unit 6;
the vehicle speed sensing unit 1 is used for sensing the running speed of the vehicle and sending the sensed vehicle speed to the prompting unit 3 for the prompting unit 3 to judge data;
the peripheral scanning unit 2 is used for detecting the environment around the automobile, determining the distance between the automobile and the automobile in front, and sending the detected distance to the prompt unit 3;
the peripheral scanning unit 2 includes a vehicle distance detection module 22 and a distance warning judgment module 23;
the vehicle distance detection module 22 is used for detecting the distance between the vehicles in front, and the farther the vehicle speed is, the farther the distance detected forwards is, so that the vehicles can detect different safety distances under the condition of running at different speeds;
the distance warning judging module 23 is used for determining a safe braking distance according to the vehicle speed sensed by the vehicle speed sensing unit 1, and transmitting the judged structure and the distance of the vehicle to the prompting unit 3 so that the prompting unit 3 can judge whether the distance travelled by the vehicle is safe or not according to the information of the vehicle speed sensing unit 1 and the peripheral scanning unit 2;
the formula of determining the safe braking distance by the distance warning judgment module 23 is as follows:
；
wherein v is the running speed of the car, a is the acceleration of the car at maximum braking, d is the distance between the car and the car in front, a <0;
when (when)When the distance between the automobile and the front automobile is represented, the path of the automobile is insufficient when the automobile is braked at maximum, and when the automobile is stopped immediately under the emergency of the front automobile, the automobile of the driver cannot avoid the front automobile when the automobile is braked at maximum;
when (when)The distance between the car and the front car is shown, the path of the car is enough to pass when the car is braked at maximum, and the car of the driver is stopped immediately when the emergency of the front carThe automobile in front cannot be touched during maximum braking, so that a driver can safely drive the automobile.
The prompting unit 3 is used for receiving the data transmitted by the vehicle speed sensing unit 1 and the prompting unit 3, judging whether the braking distance of the vehicle is safe when the front vehicle suddenly stops according to the received data, and prompting the judgment result to a driver, so that the driver can conveniently adjust the vehicle distance and the vehicle speed according to the judgment result to ensure that the vehicle is in a safe driving environment;
the prompt unit 3 comprises a vehicle condition receiving module 31, a distance safety judging module 32, a voice prompt module 33 and a warning module 34;
the vehicle condition receiving module 31 is configured to receive the vehicle speed sensed by the vehicle speed sensing unit 1, the vehicle distance and the safe braking distance transmitted by the peripheral scanning unit 2;
the distance safety judging module 32 is used for judging the data received by the vehicle condition receiving module 31 to determine whether the current speed and distance are safe, and sending the judged receiving result to the voice prompt module 33 and the warning module 34;
the voice prompt module 33 is configured to receive the data that the determination result of the distance safety determination module 32 is dangerous, and after receiving the data, perform voice prompt to the driver, so that the driver knows that the current vehicle speed and vehicle distance are dangerous, and the driver can adjust the vehicle speed and vehicle distance in time;
the warning module 34 is configured to receive the data that is determined to be dangerous by the distance safety determination module 32, and send warning information to the braking unit 4 after receiving the data, so that the braking unit 4 brakes the vehicle according to the warning data.
The braking unit 4 is used for braking the automobile when the prompting unit 3 judges that collision danger exists, so as to control the running speed of the automobile, ensure that the distance and the speed of the automobile are both in a safe range, and ensure the driving safety of a driver;
the brake unit 4 comprises a obstacle avoidance analysis module 41, a brake distribution module 42 and a right-over module 44;
the obstacle avoidance analysis module 41 is configured to receive the information of the alarm sent by the alarm module 34, and analyze the situation of the alarm after receiving the data of the alarm, so as to plan an obstacle avoidance method, so that a driver can drive the automobile to get rid of the dangerous driving range;
the braking distribution module 42 is configured to receive the result analyzed by the obstacle avoidance analysis module 41, and distribute braking modes according to the analyzed result;
the right-to-capacity module 44 is configured to receive the warning information of the warning module 34, and when the warning module 34 sends out the highest warning, the right-to-capacity module 44 controls braking of the vehicle through the brake distribution module 42, so that the vehicle timely makes a brake response, and life safety of a driver is ensured.
The brake sensing unit 5 is used for sensing the braking condition of a driver, so that the automobile can electrically brake according to the braking condition sensed by the brake sensing unit 5;
the ABS braking unit 6 is used for performing anti-lock control on wheels of a vehicle when the vehicle suddenly brakes, preventing the occurrence of rollover of the vehicle caused by sudden braking when the vehicle moves at a high speed, and protecting the safety of a driver.
In this embodiment, when in use, the vehicle speed sensing unit 1 and the peripheral scanning unit 2 detect the speed and the distance of the vehicle, and transmit detected data to the prompt unit 3, the prompt unit 3 judges the safety of the distance of the vehicle, and after judging, the voice prompt module 33 sends out the dangerous information of the distance of the vehicle, so that the driver knows, and the warning module 34 receives the dangerous information of the distance of the vehicle and sends the dangerous information to the obstacle avoidance analysis module 41, so that the obstacle avoidance analysis module 41 receives and analyzes the dangerous information, and sends the analysis result to the brake distribution module 42, the brake distribution module 42 electrically brakes the situation, the ABS braking unit 6 performs anti-lock protection on the wheels of the vehicle in the process of performing electric braking, when the distance between the vehicle and the vehicle in front is too close, the warning module 34 transmits the dangerous information to the right-of-vehicle module 44, and the obstacle avoidance module 44 controls the brake distribution module 42 to perform electric braking distribution, so as to avoid collision between the vehicle and the vehicle in front, and improve the safety of the driver.
Example 2: considering the different brake-stepping situations of the driver in an emergency, referring to fig. 5, the brake sensing unit 5 includes a brake continuous-stepping sensing module 51, a brake accelerator simultaneous-stepping sensing module 52, and a brake continuous-stepping module 53;
the brake continuous treading sensing module 51 is used for judging emergency brake when a driver continuously treads the brake;
the brake accelerator simultaneous stepping sensing module 52 is used for making an emergency brake judgment when a driver simultaneously steps on the accelerator and the brake, so that the driver can easily step on the accelerator and the brake simultaneously by both feet when the driver is in tension, and when the accelerator and the brake are simultaneously stepped on, the brake accelerator simultaneous stepping sensing module 52 is used for judging the situation, and the electric brake is controlled to brake the automobile so as to ensure the safety of driving the automobile;
the brake continuously treading module 53 is used for making emergency brake judgment when a driver continuously treads the brake, the driver frequently treads the brake to indicate that the automobile is required to stop moving rapidly, and when the automobile encounters an emergency, the driver continuously treads the brake through the brake continuously treading module 53 to judge the situation and control electric brake to brake automobile information, so that the safety of the driver is ensured.
When the present embodiment is used, when the driver finds that the emergency situation needs emergency braking, the brake continuously treading sensing module 51, the brake accelerator simultaneously treading sensing module 52 and the brake continuously treading module 53 sense and identify the pedal treading mode of the driver, and after the pedal treading mode is identified, the mode is timely fed back to the brake distribution module 42, and the brake distribution module 42 brakes the automobile.
Example 3: considering different situations of the automobile in driving, referring to fig. 4 and 6, the brake unit 4 is connected with an operation switching unit 7 for controlling the braking mode of the brake unit 4, and the operation switching unit 7 is used for performing operation switching of electric braking so that the electric braking can be switched between automatic braking and manual automatic braking;
the operation switching unit 7 includes an electric control module 71, a manual control module 72, and a combination control module 73;
the electric control module 71 is used for automatically controlling electric braking according to the judged condition, the operation response is quick, the speed of braking the automobile is increased, and the time wasted in the braking process of the automobile is reduced;
the manual control module 72 is used for manually controlling electric braking, so that the operation flexibility is high, and when the vehicle needs to run at a short distance, the electric braking is controlled by the manual control module 72, so that the vehicle is convenient for a driver to use;
the combination control module 73 is used for semi-manually and semi-automatically controlling the electric brake, so that the operation safety is high, and when a driver cannot respond, the brake unit 4 automatically controls the electric brake, so that the automobile is decelerated or stopped, and the safety of automobile driving is improved.
The brake unit 4 further includes a manual brake module 43, and the manual brake module 43 is configured to synchronously brake the manual brake and the electric brake of the vehicle by the manual brake module 43 when the manual control module 72 controls the electric brake, so as to improve the braking effect of the vehicle.
When the embodiment is used, a driver controls the braking mode of the automobile through the electric control module 71, the manual control module 72 and the combination control module 73 according to the actual driving condition, such as the situation that the automobile is dragged and the automobile needs to travel along, so that the driver drives the automobile to travel.
Example 4: considering that the automobile is easy to touch with nearby obstacles when starting, referring to fig. 3 and the surrounding scanning unit 2, the surrounding scanning unit further comprises an obstacle sensing module 21, wherein the obstacle sensing module 21 is used for sensing the nearby obstacles of the automobile so as to prompt a driver to have the nearby obstacles when the automobile is ready to run, so that the driver can process the obstacles and ensure the safety when the automobile starts;
the obstacle sensing module 21 transmits the sensed data to the brake distribution module 42 through the distance warning judging module 23, so that the brake distribution module 42 makes emergency braking on the car which is ready to run, and the situation that a child is nearby the car and the driver does not see the car is prevented.
In this embodiment, when the vehicle is used, the obstacle sensing module 21 detects an obstacle near the vehicle, and prompts the driver after detecting the obstacle, and when the driver starts the vehicle, the distance warning judging module 23 sends a braking signal to the braking distribution module 42, so that the braking distribution module 42 brakes the vehicle, and a child is prevented from being collided with the vehicle due to the fact that the child is not seen near the vehicle.
A second object of the present invention is to provide a method for implementing a braking system for a motor vehicle according to any one of the above, comprising the following method steps:
s1, an obstacle sensing module 21 senses obstacles near a vehicle body, reminds a driver when the obstacles are sensed, and brakes the vehicle through a brake distribution module 42;
s2, in the running process of the automobile, the speed sensing unit 1 and the peripheral scanning unit 2 detect the speed of the automobile and the distance between the front automobile, and send detection results to the prompting unit 3, and the prompting unit 3 judges whether the current automobile distance and the current automobile speed are safe or not;
s3, the prompting unit 3 sends information of warning to the braking unit 4, the braking unit 4 brakes the automobile, and in the braking process, the ABS braking unit 6 performs anti-lock protection on wheels of the automobile;
s4, after a brake signal of a driver is sensed, the brake sensing unit 5 controls the brake of the automobile through the brake unit 4;
s5, the electric braking is switched by operating the switching unit 7, and the operation method of the electric braking is changed, so that the braking unit 4 controls the braking of the automobile by the operating switching unit 7.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A brake system for an automobile, characterized by: the device comprises a vehicle speed sensing unit (1), a peripheral scanning unit (2), a prompting unit (3), a braking unit (4), a braking sensing unit (5) and an ABS braking unit (6);
the vehicle speed sensing unit (1) is used for sensing the running speed of the vehicle and sending the sensed vehicle speed to the prompting unit (3);
the peripheral scanning unit (2) is used for detecting the environment around the automobile, determining the distance between the automobile and the automobile in front, and sending the detected distance to the prompting unit (3);
the prompting unit (3) is used for receiving the data transmitted by the vehicle speed sensing unit (1) and the prompting unit (3) and judging whether the braking distance of the vehicle is safe when the vehicle in front suddenly stops according to the received data;
the braking unit (4) is used for braking the automobile when the prompting unit (3) judges that the collision danger exists;
the brake sensing unit (5) is used for sensing the braking condition of a driver, so that the automobile can electrically brake according to the braking condition sensed by the brake sensing unit (5);
the ABS braking unit (6) is used for performing anti-lock control on wheels of a vehicle when the vehicle is braked suddenly.
2. A brake system for an automobile according to claim 1, wherein: the peripheral scanning unit (2) comprises a vehicle distance detection module (22) and a distance warning judgment module (23);
the vehicle distance detection module (22) is used for detecting the distance between the vehicles in front;
the distance warning judging module (23) is used for determining a safe braking distance according to the vehicle speed sensed by the vehicle speed sensing unit (1).
3. A brake system for an automobile according to claim 1, wherein: the prompting unit (3) comprises a vehicle condition receiving module (31), a distance safety judging module (32), a voice prompting module (33) and a warning module (34);
the vehicle condition receiving module (31) is used for receiving the vehicle speed sensed by the vehicle speed sensing unit (1), and the vehicle distance and the safety braking distance transmitted by the peripheral scanning unit (2);
the distance safety judging module (32) is used for judging the data received by the vehicle condition receiving module (31) so as to determine whether the current speed and distance are safe or not, and sending the judged receiving result to the voice prompt module (33) and the warning module (34);
the voice prompt module (33) is used for receiving dangerous data from the judgment result of the distance safety judgment module (32) and carrying out voice prompt on a driver after receiving the data;
the warning module (34) is used for receiving the dangerous data judged by the distance safety judging module (32), and sending warning information to the braking unit (4) after the dangerous data is received, so that the braking unit (4) brakes the automobile according to the warning data.
4. A brake system for an automobile according to claim 1, wherein: the braking unit (4) comprises an obstacle avoidance analysis module (41), a braking distribution module (42) and a right-over-speed module (44);
the obstacle avoidance analysis module (41) is used for receiving the information of the warning sent by the warning module (34) and analyzing the condition of the warning after receiving the warning data;
the braking distribution module (42) is used for receiving the analysis result of the obstacle avoidance analysis module (41) and distributing braking modes according to the analysis result;
the more module (44) of the right is used for receiving the warning information of the warning module (34), and when the warning module (34) sends out the highest warning, the more module (44) of the right controls the braking of the automobile through the braking distribution module (42).
5. A brake system for an automobile according to claim 1, wherein: the brake sensing unit (5) comprises a brake continuous stepping sensing module (51), a brake accelerator simultaneous stepping sensing module (52) and a brake continuous stepping module (53);
the brake continuous treading sensing module (51) is used for judging emergency brake when a driver continuously treads the brake;
the brake and accelerator simultaneous stepping sensing module (52) is used for judging emergency braking when a driver simultaneously steps on an accelerator and a brake;
the brake continuous stepping module (53) is used for judging emergency braking when a driver continuously steps on the brake.
6. A brake system for an automobile according to claim 1, wherein: the braking unit (4) is connected with an operation switching unit (7) for controlling the braking mode of the braking unit (4), and the operation switching unit (7) is used for performing operation switching of electric braking;
the operation switching unit (7) comprises an electric control module (71), a manual control module (72) and a combination control module (73);
the electric control module (71) is used for automatically controlling electric braking according to the judged condition by the system;
the manual control module (72) is used for performing manual control electric braking;
the combination control module (73) is used for semi-manually and semi-automatically controlling electric braking.
7. A brake system for an automobile according to claim 1, wherein: the peripheral scanning unit (2) further comprises an obstacle sensing module (21), wherein the obstacle sensing module (21) is used for sensing obstacles near the automobile;
the obstacle sensing module (21) transmits sensed data to the brake distribution module (42) through the distance warning judging module (23), so that the brake distribution module (42) aims at the automobile which is ready to run to carry out emergency braking.
8. A brake system for an automobile according to claim 1, wherein: the braking unit (4) further comprises a manual braking module (43), and the manual braking module (43) is used for synchronously braking the manual braking and the electric braking of the automobile through the manual braking module (43) when the manual control module (72) controls the electric braking.
9. A brake system for an automobile according to claim 2, wherein: the formula for determining the safe braking distance by the distance warning judging module (23) is as follows:
；
where v is the speed of the car, a is the acceleration of the car at maximum braking, d is the distance between the car and the car in front, a <0.
10. A method of implementing a brake system for a motor vehicle as claimed in any one of claims 1 to 9, characterized in that: the method comprises the following steps:
s1, an obstacle sensing module (21) senses obstacles near a vehicle body, reminds a driver when the obstacles are sensed, and brakes an automobile through a brake distribution module (42);
s2, in the running process of the automobile, the speed sensing unit (1) and the peripheral scanning unit (2) detect the speed of the automobile and the distance between the front automobile, the detected result is sent to the prompting unit (3), and the prompting unit (3) judges whether the current automobile distance and the current automobile speed are safe or not;
s3, the prompting unit (3) sends information of warning to the braking unit (4), the braking unit (4) brakes the automobile, and in the braking process, the ABS braking unit (6) performs anti-lock protection on wheels of the automobile;
s4, after a brake signal of a driver is sensed by the brake sensing unit (5), controlling the brake of the automobile through the brake unit (4);
s5, switching the electric braking by the operation switching unit (7), and changing the operation method of the electric braking to enable the operation switching unit (7) to control the braking of the automobile through the braking unit (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310875945.7A CN116588050A (en) | 2023-07-18 | 2023-07-18 | Braking system for automobile and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310875945.7A CN116588050A (en) | 2023-07-18 | 2023-07-18 | Braking system for automobile and method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116588050A true CN116588050A (en) | 2023-08-15 |
Family
ID=87604888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310875945.7A Pending CN116588050A (en) | 2023-07-18 | 2023-07-18 | Braking system for automobile and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116588050A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07262498A (en) * | 1994-03-25 | 1995-10-13 | Nippondenso Co Ltd | Detecting device for distance between vehicles and alarm device about the distance |
| US5699040A (en) * | 1995-11-21 | 1997-12-16 | Honda Giken Kogyo Kabushiki Kaisha | Vehicle collision preventing system |
| CN204432641U (en) * | 2015-01-27 | 2015-07-01 | 陕西汽车集团有限责任公司 | Based on the crashproof automatic emergency brake system of vehicle forward direction and this vehicle of machine vision |
| CN108407715A (en) * | 2018-03-05 | 2018-08-17 | 安徽农业大学 | A kind of automobile safety early-warning system and method |
| CN108839614A (en) * | 2018-04-27 | 2018-11-20 | 李德祥 | A kind of vehicle safety deceleration system for electric vehicle |
-
2023
- 2023-07-18 CN CN202310875945.7A patent/CN116588050A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07262498A (en) * | 1994-03-25 | 1995-10-13 | Nippondenso Co Ltd | Detecting device for distance between vehicles and alarm device about the distance |
| US5699040A (en) * | 1995-11-21 | 1997-12-16 | Honda Giken Kogyo Kabushiki Kaisha | Vehicle collision preventing system |
| CN204432641U (en) * | 2015-01-27 | 2015-07-01 | 陕西汽车集团有限责任公司 | Based on the crashproof automatic emergency brake system of vehicle forward direction and this vehicle of machine vision |
| CN108407715A (en) * | 2018-03-05 | 2018-08-17 | 安徽农业大学 | A kind of automobile safety early-warning system and method |
| CN108839614A (en) * | 2018-04-27 | 2018-11-20 | 李德祥 | A kind of vehicle safety deceleration system for electric vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103569111B (en) | safety device for motor vehicle | |
| US9896095B2 (en) | Collision avoidance support device | |
| JP4290455B2 (en) | Brake control device for vehicle | |
| CN103253264B (en) | Vehicle driving support device | |
| CN107170291B (en) | Driving prompting method and system, vehicle-mounted terminal and automobile | |
| JP2008516851A (en) | How to check related objects | |
| JP2001191876A (en) | Object detecting device and travel safety device for vehicle | |
| CN103171554A (en) | System and method for controlling inter-vehicle distance using side and rear sensor | |
| CN108082184A (en) | Collision-prevention system and the method for preventing vehicle collision | |
| CN103448720B (en) | Automobile flat tire anti-knock into the back control method and control setup | |
| JP2007200052A (en) | Driving support device in intersection and driving support method in intersection | |
| CA2513968A1 (en) | Travel safety device for vehicle | |
| KR20140052678A (en) | Collision prevention system for car and control method thereof | |
| CN110225853B (en) | Avoidance of collisions with transverse traffic | |
| CN111231951A (en) | Blind area detection and vehicle speed control method based on vehicle up-and-down slope | |
| CN108466618A (en) | Adaptive cruise control method and system | |
| CN113112802A (en) | Early warning system and method for preventing rear-end collision when roadside vehicle concedes pedestrian | |
| CN111619558A (en) | Method for preventing collision of motor vehicle with vehicle running by mistake and detection device | |
| JP2006185136A (en) | Travel supporting device for vehicle | |
| KR100851831B1 (en) | Collision damage mitigation system for vehicle and control method thereof | |
| KR20120067762A (en) | The collision avoidance apparatus using low-speed and close-range collision avoidance algorithm for active safety | |
| CN113401100B (en) | Vehicle braking method and device | |
| CN215097270U (en) | Early warning system for preventing rear-end collision when vehicle dodges pedestrian | |
| KR20130013997A (en) | Apparatus for preventing car collision and method thereof | |
| CN207257503U (en) | Hazard warning light control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |