TW202308892A - Bicycle anti-lock braking method wherein the anti-lock braking system will be started and actuated by current when the power capacity of the bicycle meets the set value - Google Patents

Abstract

The present invention relates to a bicycle anti-lock braking method, which uses a control unit connected to a battery to start an anti-lock braking system (ABS) mounted on the bicycle through electric power. The control unit is used to sense the angular position at which the brake lever is pressed to brake so as to judge whether the control unit outputs current to the anti-lock braking system to perform a braking command. Therefore, when the power supply meets the set value, the anti-lock braking system can be automatically activated to enter the normal use state. Further, according to the angular position at which the brake lever is pressed and the current output and distributed by the control unit to start the braking process of the anti-lock braking system, the anti-lock braking system can be accurately controlled to perform effective and real-time braking without slipping. The control unit is electrically connected to the anti-lock braking system for monitoring power and controlling whether the anti-lock braking system is actuated or not. The control unit is also electrically connected to a display displaying information such as signal lighting data, and at least one angle sensor mounted on the brake lever. The anti-lock braking system will be turned off when the control unit monitors that the power capacity does not meet the preset value. The control unit includes a micro-controller for automatically calculating the pulse width adjustment signal with respect to the different states of the front and rear wheels of bicycle in the gradability and controlling the corresponding proportional current intensity output to the anti-lock braking system equipped with the front and rear wheels.

Description

The Method of Bicycle Anti-lock Braking

The invention relates to a bicycle anti-lock braking method, especially the function of starting and actuating the anti-lock braking system (ABS) with electric current when the electric capacity of the bicycle meets the set value.

According to this, the bicycle is equipped with an anti-lock braking system, which is equipped with an acceleration sensor on the vehicle body, and an anti-lock braking module is installed on the wheel group, and the vehicle speed, wheel angle Deceleration, and wheel slip rate, according to the aforementioned information, the anti-lock braking method and its structure reduce the braking force when the wheel tends to lock, and maintain the braking force when the wheel angular deceleration or slip rate is within a certain range, and the wheel speed Restoring braking power after raising. Because the action is very fast, the anti-lock brake mode is a point brake intermittent brake, so that the driving vehicle is completely under control during the braking process, and the vehicle will not be out of control due to the tire lock, so as to achieve the improvement The purpose of driving safety.

Currently controlling the known anti-lock braking system, such as the invention patent case No. I663093 "Anti-lock braking control method and system" <hereinafter referred to as: reference and citation case>, which mainly includes determining whether the brake of the bicycle is driven by a computing unit When it is judged that the brake is activated by the driver, the first sensor senses the wheel speed of the bicycle. Use the calculation unit to judge whether to execute the brake range according to the wheel speed and the first set value The braking procedure includes obtaining the deceleration of the bicycle body, and using the calculation unit to perform braking judgment according to the deceleration of the bicycle body and the set value of the deceleration. After the brake program is executed, the calculation unit is used to judge whether the brake is released by the driver. When it is judged that the brake is not released by the driver, the computing unit judges whether to execute the brake program again according to the speed of the bicycle and a second set value.

The above references use the calculation unit to judge the braking procedure according to the wheel speed. However, the reduced wheel speed is not necessarily a braking demand, but may only be a deceleration riding. Therefore, judging whether to perform braking by the wheel speed is not yet satisfied. The actual needs of riding use, the accuracy is not enough.

In view of the aforementioned problems, the present inventor has further researched and developed. Therefore, the main purpose of the present invention is to provide a method for anti-lock braking of bicycles, which mainly uses electric power to start the anti-lock braking system, and according to the position of the brake lever of the bicycle handle, To judge whether to output current to actuate the anti-lock braking system, and provide the anti-lock braking system to obtain a precise and effective actuation effect.

The present invention provides a method for bicycle anti-lock braking, which comprises:

Use a control unit connected to a battery to judge whether the power meets the set value; if the supplied power meets the set value, an anti-lock braking system (ABS) mounted on the bicycle will be automatically activated. If the power is insufficient, the anti-lock braking system will not be activated. ;

Use the control unit to judge the angle position of the brake lever; If the angular position of the pressed lever does not reach the set position, the anti-lock braking system will not be activated. If the angular position of the brake lever reaches the set position, the anti-lock braking system will be activated;

Use the output current of the control unit to actuate the anti-lock braking system; the control unit automatically outputs current to activate the anti-lock braking system to generate a braking effect;

The control unit judges whether the vehicle speed is zero; when the vehicle speed is zero, the control unit outputs an instruction to stop the anti-lock braking system, and stops the braking action.

Therefore the present invention can provide following effect:

1. The present invention mainly uses a control unit to control whether the anti-lock brake system is activated through electric power, and through the control unit to sense the angle position of the brake lever under the handlebar, which is pressed by the brake, to judge whether the anti-lock brake system is activated. The basis for braking action; therefore, the present invention can automatically activate the anti-lock braking system to enter the normal state of functioning when the electric power is sufficient and up to standard; otherwise, the anti-lock braking system is not activated if the power capacity setting value is not reached However, the rider can still use the original brake or disc brake of the bicycle to achieve the braking effect, so that the user can have a safe braking function in any state.

2. The present invention is based on the angle position of the brake lever being pressed. When the brake lever reaches the set angle position, the message can be transmitted to the control unit, and the control unit is ready to issue the command to activate the anti-lock brake system, and output current The anti-lock braking system acts on the wheel brakes, so the judgment is specific and accurate.

3. The present invention uses the output current of the control unit to actuate the anti-lock braking system. Therefore, when the anti-lock braking system is installed on the front and rear wheels, the control unit According to the different climbing forces of the front and rear wheels, the unit can automatically distribute and distribute different current intensities to achieve precise braking.

10: Power on

11: Determine whether the battery power meets the set value

12: ABS function start

13:ABS OFF

14: Insufficient power message

15: Brake signal

16: ABS does not work

17, 22: Brake lever position

20: Judging the action of the brake lever

21: ABS does not work

23: Judging whether the brake lever reaches the set position

24: output current

30:ABS action

31: Rear input braking force

32: Front brake force

40: Judging whether the vehicle speed is zero

41: Rotation deceleration/stop

Fig. 1 is a flow block diagram of a preferred embodiment of the present invention.

The present invention is a method for anti-lock braking of a bicycle. Please refer to FIG. 1. The present invention sets a control unit mounted on the bicycle body. The control unit is connected to a battery that supplies power, and provides the function of monitoring power, and The battery of the control unit is electrically connected and controls the action of the anti-lock braking system (the figure is shown in ABS), is electrically connected to a display for displaying signal light data and other data, and is electrically connected to at least one angle sensor attached to the brake lever , the control unit also includes a microcontroller that automatically distributes the current intensity output to the anti-lock braking system; the flow method of controlling the anti-lock braking system is described below.

The control unit turns on the power supply 10: the present invention uses electric power to control whether the anti-lock braking system is activated or not;

Judging whether the battery power meets the set value 11: It is to monitor the power capacity of the battery through the control unit, whether it reaches the preset set value of the power, and the best implementation of the preset value is that the power capacity is at least 10%;

ABS function activation 12: When the control unit monitors and judges that the battery power has reached the preset value, the control unit automatically activates the anti-lock braking system to enter the operable state;

ABS off 13: If the battery does not reach the preset power value, enter the flow of ABS off 13 , it means that the anti-lock braking system is not in the activated state, and the system is in the closed state;

Insufficient power output message 14: Due to insufficient power, the anti-lock braking system is in a non-activated state, and the control unit will output the sound or light display of the insufficient power message 14 through the display to remind the rider to activate it. The anti-lock braking system needs to replenish the power of the battery to reach the preset value; because the power is insufficient, it means that the power is not enough to perform the anti-lock function of the anti-lock braking system, but the original brake of the bicycle can still be used Part functions, such as pressing the original V-shaped or U-shaped brake caliper of the bicycle to clamp the rim to achieve the braking effect, or start the disc brake to stop the bicycle, so the original brake of the bicycle will not be hindered when the power is insufficient. The brake function of the parts;

Braking signal 15: The rider presses the brake lever under the handlebar, and the signal of braking is displayed on the display of the control unit, and at least one angle sensor is installed on the brake lever;

ABS action 16: As the rider presses the brake lever under the handlebar, the control unit can control the anti-lock braking system to prepare for action;

Brake lever position 17: The rider presses the brake lever to execute the brake action, and the brake action is sensed through the mounted angle sensor; and

Judging the action of the brake lever 20: the control unit will monitor the rider to press the brake lever to perform the braking action through the angle sensor, sense the angular position of the brake lever after it moves, and the control unit will judge whether to enter the program of braking and stopping of the anti-lock braking system ;

ABS does not operate 21: As mentioned above, if the control unit monitors the angle of the rider’s brake lever movement through the angle sensor is small, not enough to reach the braking stop state, the control unit will not issue a command to activate the anti-lock brake system;

Brake lever position 22: the angle sensor senses the movement angle value of the brake lever, and feeds back to the control unit for the control unit to judge the angle position of the brake lever;

Judging whether the brake lever is at the set position 23: The control unit is based on the angular position of the brake lever pressed by the rider, whether it has reached the state of actuating the anti-lock braking system. If the angle position of the brake lever pressed does not reach the set position, it will return to To the above-mentioned process of ABS not actuating 21, this will not issue a braking command to the anti-lock braking system;

Output current 24: When the angle position of the brake lever is pressed to reach the set value, the microcontroller (MCU) in the control unit will automatically respond to the difference in the climbing forces of the front and rear wheels of the bicycle. The controller (MCU) calculates the pulse width adjustment signal (PWM) to control the output corresponding to the proportional current intensity. For example, if the climbing force of the rear wheels is greater than that of the front wheels, the current output to the anti-lock braking system of the rear wheels is greater than that output to the front wheels. anti-lock braking system; and

ABS actuation 30: In the process of output current 24, the micro-controller of the control unit sends out a braking command to activate the anti-lock braking system;

Rear wheel braking force 31, front wheel braking force 32: After the anti-lock braking system is activated by the current, the anti-lock braking system will automatically distribute according to the ratio of front wheel and rear wheel braking force. For example, in the preferred embodiment, the rear wheel brake force Force 31 is 50~70%, while front wheel brake force 32 is 30~50%;

Judging whether the vehicle speed is zero 40: When the anti-lock braking system brakes to stop the wheels, the control unit will monitor whether the wheel speed is zero. If it is zero, it means that when the bicycle body decelerates beyond the deceleration setting, the control The unit sends a brake release command to the anti-lock brake system to control the brake of the bicycle to release the brake state and stop Prevent the action state of the anti-lock brake system; if it is not zero, the process will return to the aforementioned process of judging the brake lever action 20, and the control unit monitors the rider pressing the brake lever to perform the brake action through the angle sensor. Equipped with an angle sensor, which senses the angle position of the brake lever after it moves, and whether it is necessary to issue a braking command for the anti-lock braking system;

ABS actuation stop 41: When the control unit monitors the vehicle speed to be zero, it means that the bicycle’s vehicle speed has reached a safe value and the brakes will not slip. At this time, the control unit sends a brake release command to the anti-lock braking system to stop the anti-lock The actuation state of the braking system directly ends the method flow of the anti-lock braking system;

Turning deceleration/stopping 42: After the anti-lock braking system stops working, the rider can continue to ride to slow down and turn the wheels to go on the road according to his needs, or stop at this point and move to a parking place.

Based on the above, the whole disclosed by the present invention has industrial applicability and innovative benefits, and its composition has never been seen in books or periodicals or publicly used, and it really meets the requirements of the invention patent application. Moreover, the above is a specific embodiment of the present invention And the technical principles used, if the changes made according to the idea of the present invention, if the functions produced by it still do not exceed the spirit covered by the description and drawings, they should be stated within the scope of the present invention.

10: Power on

11: Determine whether the battery power meets the set value

12: ABS function start

13:ABS OFF

14: Insufficient power message

15: Brake signal

16: ABS does not work

17, 22: Brake lever position

20: Judging the action of the brake lever

21: ABS does not work

23: Judging whether the brake lever reaches the set position

24: output current

30:ABS action

31: Rear input braking force

32: Front brake force

40: Judging whether the vehicle speed is zero

41: Rotation deceleration/stop

Claims (5)

A method for anti-lock braking of a bicycle, comprising: Use a control unit connected to a battery to judge whether the power meets the set value; if the supplied power meets the set value, an anti-lock braking system (ABS) mounted on the bicycle will be automatically activated. If the power is insufficient, the anti-lock braking system will not be activated. ; Use the control unit to judge the angular position of the brake lever; the brake lever is set under the handlebar of the bicycle for pressing and linked braking. The control unit judges the angular position of the brake lever when it is pressed. If it does not reach the set position, the system will not start. For the anti-lock braking system, when the angle position of the brake lever reaches the set position, the action of the anti-lock braking system is about to be activated; Use the output current of the control unit to actuate the anti-lock braking system; the control unit automatically outputs current to activate the anti-lock braking system to generate a braking effect; The control unit judges whether the vehicle speed is zero; when the vehicle speed is zero, the control unit outputs an instruction to stop the anti-lock braking system, and stops the braking action. The bicycle anti-lock braking method as described in claim 1, wherein the control unit is mounted on the bicycle body, the control unit provides the function of monitoring electric power, and the control unit is electrically connected to the anti-lock braking system to monitor Electric power, controlling whether the anti-lock braking system is actuated or not, electrically connected to a display for displaying data such as signal lights, and electrically connected to at least one angle sensor attached to the brake lever. The method for bicycle anti-lock braking as described in Claim 1, wherein, in the process of judging whether the battery power meets the required power, the preset value of the power capacity is at least 10%. The anti-lock braking method for a bicycle according to claim 1, wherein the control unit monitors the state that the power capacity does not reach a preset value, and shuts down the anti-lock braking system. The method for bicycle anti-lock braking as described in Claim 1, wherein the control unit includes a microcontroller, which is used to automatically calculate the different states of the bicycle front wheel and rear wheel in the climbing force respectively by the microcontroller The pulse width adjustment signal is used to control the corresponding proportional current intensity output to the front and rear wheels equipped with the anti-lock braking system.

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