Automobile parking brake system capable of improving control comfort

Abstract

The utility model discloses an automobile parking brake system capable of improving control comfort, an automobile comprises a brake pedal (1), an automobile conventional brake control module (3) and a brake (2), and a convenient brake module (4) is arranged on a control circuit for connecting the brake pedal (1) and the automobile conventional brake control module (3); and the convenient braking module (4) calls corresponding braking force data according to a signal of the braking pedal (1) and transmits the braking force data to the vehicle conventional braking control module (3). By the adoption of the technical scheme, the integration and intelligentization technology of the braking system is applied to a great extent, the operation time of a driver is greatly shortened, the parking operation comfort of the driver is improved, the operation safety is improved, and more comfortable driving experience is obtained.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile brake control. More specifically, the utility model relates to an automobile parking brake system capable of improving the control comfort. BACKGROUND

[0002] The automobile brake system refers to a series of special devices for exerting a certain braking force on some parts (mainly the wheels) of the automobile, thereby forcibly braking them to a certain extent. The function of the brake system is to: make the running automobile decelerate or even stop according to the driver's requirements; make the stopped automobile stable on various road conditions (including on slopes); and make the automobile maintain a stable speed when running downhill through braking.

[0003] Although the automobile technology is continuously developing, and the brake system is continuously optimized and improved, the technology development tends to be more inclined to performance and safety improvement. Until today, the brake parking control process of most vehicles is that the driver keeps stepping on the brake pedal until the vehicle completely stops. There is still little technical innovation in the driver's control comfort.

[0004] Defects of the prior art:

[0005] The basic way for the driver to control the automobile brake parking is to keep stepping on the brake pedal until the vehicle completely stops.

[0006] Such control method has two major defects:

[0007] 1. In most cases, the process of stepping on the brake pedal until the vehicle stops generally lasts for several seconds or even longer. The driver needs to keep stepping on the brake pedal during this process. This method is complex and long-lasting, and the driver's operation experience is not good after a long time;

[0008] 2. Since the brake pedal has a reaction force on the foot, and the driver needs to keep the foot moving to control the force, for people who drive frequently, long-term stepping will cause physical discomfort and joint strain, and even cause many muscle and joint problems or diseases.

[0009] In the era of continuous improvement of automobile intelligence, there should be a more convenient, comfortable, intelligent and less laborious brake control method and system for the driver.

[0010] Using keywords such as "improve", "control", "comfort", "parking", and "brake system", the existing public technical documents are searched, and the following search results are obtained:

[0011] 1. Chinese patent document: "Train brake mode conversion method and device", patent (application) number: 202310286791.8; the technical solution recorded therein is:

[0012] The train braking mode conversion method is: when the train stops at a station, detecting whether the train speed is higher than a first specified value; if yes, outputting an electric braking command to the vehicle through a preset control interface to control the train to enter an electric braking state; when the train speed is lower than the first specified value and higher than a second specified value in the electric braking state, judging whether the train needs to enter an idle mode; if yes, controlling the train to enter the idle mode; when the train needs to brake again, outputting a mechanical braking command to the vehicle through the preset control interface to control the train to convert to a mechanical braking state, and stopping in the mechanical braking state.

[0013] The technical effect recorded is:

[0014] "Reducing the jerk feeling of the train when stopping, improving passenger comfort".

[0015] 2. Chinese patent document: "Brake calibration method, device and equipment for vehicle and storage medium", patent (application) number: 202410946834.5; the technical solution recorded is:

[0016] The brake calibration method, device and equipment for vehicle and storage medium; the method comprises: first, controlling the vehicle to perform brake test experiments under different SOC conditions; then, determining the corresponding brake data of the vehicle under different SOC conditions according to the brake test experiment results of the vehicle; then, matching the corresponding brake data under different SOC conditions with the standard brake data of the vehicle; finally, when the corresponding brake data under different SOC conditions and the standard brake data of the vehicle do not match, calibrating the brake system of the vehicle.

[0017] The technical effect recorded is:

[0018] "By testing the corresponding brake data of the vehicle under different SOC conditions, the brake system of the vehicle is calibrated, the influence of SOC on vehicle braking is reduced, and the brake effect of the vehicle under different SOC conditions is not much different, which is beneficial to the operation of the driver and improves the brake safety and driving comfort of the vehicle".

[0019] However, the technical solutions recorded in the above technical documents, as well as the existing related technical solutions, have not been able to solve the problems and defects in the prior art that the driver's operation experience is not good and the driver's body is not comfortable and joint strain. Practical new type content

[0020] The utility model provides a kind of car parking brake system of improving control comfort, its purpose is to solve the braking parking operation comfort experience is not good, and long press brake pedal is easy to make driver tired.

[0021] In order to achieve the above object, the utility model takes technical scheme as follows:

[0022] The utility model discloses a kind of car parking brake system of improving control comfort, the car includes brake pedal, vehicle conventional brake control module and brake, on the control circuit of brake pedal and vehicle conventional brake control module connection, setting convenient brake module;The convenient brake module according to the signal of brake pedal calls corresponding brake force data and passes to vehicle conventional brake control module.

[0023] The brake system is provided with a convenient brake button;The convenient brake button is connected with the convenient brake module through a signal circuit.

[0024] The convenient brake button is a hardware button, and the hardware button is arranged in a multifunctional button area of a steering wheel of the car.

[0025] Alternatively, the convenient brake button is a hardware button, and the hardware button is arranged in a central control button area of the car.

[0026] Alternatively, the convenient brake button is a software button, and the software button is arranged on a central control screen of the car.

[0027] Alternatively, the convenient brake button is a software button, and the software button is arranged in a functional area of an instrument panel of the car.

[0028] In order to achieve the same invention purpose as the above technical scheme, the utility model also provides a control method of the car parking brake system of improving control comfort, and the technical scheme is as follows:

[0029] When the driver wants to slow down and stop, click the convenient brake button, start the convenient brake mode, then press the brake pedal once with appropriate force, and then release;At this time, the car convenient brake module will identify the driver's intention to stop, and send the signal of the intention to stop to the vehicle conventional brake control module;After receiving the signal, the vehicle conventional brake control module actively calls brake force data, and according to the default brake force data of the brake system, the brake disc is acted on by the brake, and the vehicle stops until the vehicle stops.

[0030] The convenient brake module has the function of sending brake force control signal;When it is judged that the driver has the intention to stop, the signal will be processed, and according to the existing speed information, a brake force control signal with a deceleration of A (m / s 2 ) is sent.

[0031] The brake force regulation signal is emitted with a deceleration A value between 3 and 6 m / s 2 The deceleration A value in the range can achieve the effect that the driver has no obvious discomfort.

[0032] The utility model discloses the above-mentioned technical scheme, greatly degree application integration and intelligent technology of brake system, greatly reduce the operation time of driver, improved the comfort of driver parking operation, and promoted the security of operation, to obtain more comfortable driving experience. BRIEF DESCRIPTION OF DRAWINGS

[0033] The contents shown in the drawings and the marks in the drawings are briefly described as follows:

[0034] Figure 1 The utility model discloses a brake system structure diagram of convenient brake function.

[0035] The marks in the drawings are:

[0036] 1, brake pedal, 2, brake (including brake disc), 3, vehicle conventional brake control module, 4, convenient brake module, 5, convenient brake button. DETAILED DESCRIPTION

[0037] The specific embodiments of the utility model are further explained in detail below by comparing the drawings and describing the embodiments, to help the technical personnel in the field to have more complete, accurate and thorough understanding of the inventive concept and technical scheme of the utility model.

[0038] As Figure 1 The utility model discloses a structure, it is a kind of automobile parking brake system of improving control comfort, the automobile includes brake pedal 1, vehicle conventional brake control module 3 and brake 2.

[0039] In order to solve the problems existing in the prior art and overcome its defects, realize the invention purpose of solving the problems that automobile brake parking operation comfort experience is poor and long-term brake pedal is easy to make driver tired, the technical scheme adopted by the utility model is:

[0040] As Figure 1 The utility model discloses a structure, it is a kind of automobile parking brake system of improving control comfort, the automobile includes brake pedal 1, vehicle conventional brake control module 3 and brake 2.

[0041] The novel automobile brake parking convenient control system of high comfort degree defines a new mode of brake parking, namely, a convenient brake mode, and brake parking can be completed without the driver always stepping on the brake pedal.

[0042] The brake system is provided with a convenient brake button 5; the convenient brake button 5 is connected with the convenient brake module 4 through a signal circuit.

[0043] The novel brake parking control system of the utility model relates to the brake pedal of prior art vehicle, prior brake module, brake and brake disc. In the existing brake system of the automobile, the convenient brake button 5 and the convenient brake module 4 are added, and a convenient brake mode is defined. Its specific action is: starting the convenient brake mode by the convenient brake button, when recognizing the brake parking intention of the driver, the convenient brake module initiatively adjusts the braking force until the vehicle completely stops.

[0044] The function of the convenient brake button 5 is that the driver can open the convenient brake mode 4 by clicking the convenient brake button 5, so that the automobile control system can recognize the intention of the driver who wants to brake and park. The convenient brake button 5 is a switch for starting the convenient brake mode; after starting the mode, the system will recognize and judge the brake parking intention of the driver.

[0045] The function of the convenient brake module 4 is to adjust the braking force, recognize the parking intention of the driver after starting the convenient brake function, simulate the signal of the driver always stepping on the brake pedal, actively provide the braking force, make the automobile gradually decelerate and stop.

[0046] The convenient brake mode has the characteristics that the driver only needs two operations to complete parking in the mode, one action is to open the convenient brake mode, and the second action is to step on the brake pedal.

[0047] Before the convenient brake button and the convenient brake module are added, the operation and technical scheme of the driver to decelerate and park are: stepping on the brake pedal until the vehicle completely stops. In this way, the operation experience of the driver is inevitably poor; long-time stepping will cause physical discomfort and joint strain, and even cause many muscle and joint problems or diseases.

[0048] After the convenient brake button 5 and the convenient brake module 4 are added, the operation and technical scheme of the driver to slow down and stop are as follows: clicking the convenient brake button, starting the convenient brake mode, then stepping on the brake pedal 1 once with appropriate force, and then releasing, at this time, the automobile convenient brake module 4 will recognize the driver's parking intention, and sends a signal to the existing vehicle conventional brake control module 3. After receiving the signal, the vehicle conventional brake control module 3 actively calls the brake force, and slows down according to the system default brake force until the vehicle stops.

[0049] The utility model is applied to the car, can be used as basic system and principle, will realize the following scene: in the process of car parking, after starting the convenient brake mode, and the road condition is normal in front of the car, the driver only needs to step on the brake pedal once, and the car can realize automatic parking, without stepping on all the time. This mode not only makes the parking operation convenient, but also meets the human factors engineering when driving. The driver only needs to go through two operation actions of opening the convenient brake mode and stepping on the brake pedal once, so that the vehicle can be completely parked.

[0050] The parking process of the convenient brake mode no longer needs to continuously step on the brake pedal, greatly reduces the operation time of the driver, liberates the feet, improves the comfort of the driver's parking operation, and greatly utilizes the integration and intelligent technology of the present brake system.

[0051] The following are several setting forms of the convenient brake button 5, which can be selected and applied during implementation of the technical scheme:

[0052] 1. The convenient brake button 5 adopts a hardware button, and the hardware button is arranged in the multi-functional button area of the steering wheel of the car.

[0053] 2. The convenient brake button 5 adopts a hardware button, and the hardware button is arranged in the central control button area of the car.

[0054] 3. The convenient brake button 5 adopts a software button, and the software button is arranged on the central control screen of the car.

[0055] 4. The convenient brake button 5 adopts a software button, and the software button is arranged in the functional area of the instrument panel of the car.

[0056] In order to achieve the same invention purpose as the above technical scheme, the utility model also provides the control method of the automobile parking brake system for improving the operation comfort, and the technical scheme is as follows:

[0057] When the driver wants to slow down and stop, click the convenient brake button 5, start the convenient brake mode, and then press the brake pedal 1 once with appropriate force, and then release; at this time, the car convenient brake module 4 will identify the driver's intention to stop, and send the signal of the intention to stop to the vehicle conventional brake control module 3; after receiving the signal, the vehicle conventional brake control module 3 actively calls the brake force data, and according to the default brake force data of the brake system, the brake 2 acts on the brake disc, and continuously slows down until the vehicle stops.

[0058] The convenient brake module 4 only works after the function is opened by the convenient brake button 5; the function of the convenient brake module 4 is to identify and judge the driver's intention to stop, and convert the signal into a brake force control signal and send it to the existing brake control module 3 of the vehicle. The existing brake module 3 starts to provide continuous brake force, simulating the driver's operation of stepping on the pedal all the time, until the vehicle stops completely.

[0059] The convenient brake module 4 defines a new operation and new mode of braking, which has the function of identifying and judging the driver's intention to stop. When the convenient brake module 4 is started and the driver steps on the brake pedal once with appropriate force, the two conditions appear together, it will judge that the driver has the intention to stop, and further process the signal.

[0060] The convenient brake module 4 has the function of sending a brake force control signal; when it is judged that the driver has the intention to stop, the signal will be processed, and a brake force control signal with a deceleration A(m / s 2 ) will be sent according to the existing speed information.

[0061] The brake force control signal has a deceleration A value between 3-6m / s 2 ; the deceleration A value in this range can achieve the effect that the driver has no obvious discomfort.

[0062] The above describes the present application in conjunction with the drawings, and it is obvious that the specific implementation of the present application is not limited by the above method. Any non-essential improvement or direct application of the present application to other occasions is within the scope of the present application.

Claims

1. Vehicle parking brake system for improving the comfort of the manoeuvre, said vehicle comprising a brake pedal (1), a vehicle conventional brake control module (3) and brakes (2), characterised in that: The control circuit, which is connected between the brake pedal (1) and the conventional brake control module (3) of the vehicle, is provided with a convenient brake module (4); the convenient brake module (4) calls corresponding brake force data according to the signal of the brake pedal (1) and transmits the data to the conventional brake control module (3) of the vehicle.

2. The vehicle parking brake system for improved drivability according to claim 1, characterized in that: The brake system is provided with a convenient brake button (5); the convenient brake button (5) is connected with the convenient brake module (4) through a signal circuit.

3. The vehicle parking brake system for improved drivability according to claim 2, characterized in that: The convenient brake button (5) is a hardware button, which is arranged in the multifunction button area of the steering wheel of the vehicle.

4. The vehicle parking brake system for improved drivability according to claim 2, characterized in that: The convenient brake button (5) is a hardware button, which is arranged in the central control button area of the vehicle.

5. The vehicle parking brake system for improved drivability according to claim 2, wherein: The convenient brake button (5) is a software button, which is arranged on the central control screen of the vehicle.

6. The vehicle parking brake system for improved drivability according to claim 2, characterized in that: The convenient brake button (5) is a software button, which is arranged in the function area of the instrument panel of the vehicle.

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