阅读说明：本技术 自行车防锁死剎车的方法 (Method for brake of bicycle against locking ) 是由 蔡杰原 于 2021-09-09 设计创作，主要内容包括：本发明提供一种自行车防锁死剎车的方法,其以一连接一电池的控制单元,通过电力启动一搭载于自行车的防锁死剎车系统(ABS),通过控制单元感测剎车杆被按压剎车的角度位置,判断控制单元是否输出电流给防锁死剎车系统,进行剎车指令；因此电力供应在符合设定值之下,即可自动地启动防锁死剎车系统进入使用常态,并依据剎车杆被按压的角度位置、控制单元输配电流来启动防锁死剎车系统的剎车流程,达到精确控制防锁死剎车系统进行有效、即时的剎车不打滑的作用。(The invention provides a method for preventing a bicycle from locking a brake, which comprises the steps that a control unit connected with a battery is used for starting an anti-locking brake system (ABS) loaded on the bicycle through electric power, the control unit senses the angular position of a brake rod pressed by the brake, and whether the control unit outputs current to the anti-locking brake system or not is judged to carry out a brake instruction; therefore, the power supply meets the set value, the anti-lock brake system can be automatically started to enter the normal use state, the brake flow of the anti-lock brake system is started according to the pressed angle position of the brake lever and the distribution current of the control unit, and the effect of accurately controlling the anti-lock brake system to effectively and immediately prevent the brake from skidding is achieved.)

1. A method of anti-lock braking of a bicycle, comprising:

judging whether the electric power meets a set value or not by a control unit connected with a battery; the supply power meets the set value, namely an anti-lock brake system carried on the bicycle is automatically started, and the anti-lock brake system is not started in the state of insufficient power;

judging the angular position of the brake lever by the control unit; the brake lever is arranged below a bicycle handle and used for pressing the brake linkage effect, the control unit judges the pressed angular position of the brake lever, the pressed angular position does not reach a set position, the anti-lock brake system is not started, the angular position of the brake lever reaches the set position, and the anti-lock brake system effect is about to be started;

the control unit outputs current to act the anti-lock brake system; the control unit automatically outputs current to start the anti-lock brake system to generate a brake action;

judging whether the vehicle speed is zero or not by the control unit; when the speed is zero, the control unit outputs an instruction for stopping the anti-lock brake system, and the brake is stopped.

2. The method of claim 1, wherein the control unit is mounted on a body of the bicycle brake, the control unit provides a monitoring function for the brake, and the control unit is electrically connected to the anti-lock brake system to monitor power, control whether the anti-lock brake system operates, electrically connect a display for displaying information such as signal light data, and electrically connect at least one angle sensor attached to the brake lever.

3. The method of claim 1, wherein the preset power capacity value is greater than 10% in the process of determining whether the battery power meets the required power.

4. The method of claim 1, wherein the control unit monitors a state where power capacity does not reach a preset value and closes the anti-lock brake system.

5. The method of claim 1, wherein the control unit comprises a microcontroller for automatically and respectively calculating pulse width adjustment signals according to different states of the front and rear wheels of the bicycle in a climbing power path, and controlling the current intensities of the anti-lock brake system provided to the front and rear wheels in a corresponding ratio.

Technical Field

The invention relates to a method for preventing a bicycle from locking a brake, in particular to a function of starting and acting an anti-locking brake system (ABS) by current when the bicycle meets the electric capacity of a set value.

Background

At present, a bicycle is provided with an anti-lock brake system, an acceleration sensor is arranged on a bicycle body, an anti-lock brake module is arranged on a wheel set, the speed, the wheel angular deceleration and the wheel slip rate are calculated according to each wheel angular velocity signal, according to the information, the anti-lock brake method and the anti-lock brake structure reduce the brake force when the wheel tends to be locked, the wheel angular deceleration or the wheel slip rate keeps the brake force when in a certain range, and the brake force is recovered after the wheel rotating speed is increased. Because the action is very rapid, the anti-locking brake mode is a point brake type intermittent brake, so that the running vehicle is completely in a controlled state in the braking process, the vehicle is not out of control due to the locking of tires, and the aim of improving the running safety is fulfilled.

Currently, an anti-lock brake system in the prior art, such as the taiwan patent document of "anti-lock brake control method and system" I663093, mainly includes a computing unit for determining whether a brake of a bicycle is braked by a driver, and a first sensor for sensing a wheel speed of the bicycle when it is determined that the brake is braked by the driver. The method comprises the steps of utilizing an operation unit to judge whether to execute a brake procedure according to wheel speed and a first set value, wherein the brake procedure comprises the steps of obtaining the deceleration of a bicycle body, and utilizing the operation unit to execute brake judgment according to the deceleration of the bicycle body and the deceleration set value. After the brake braking process is executed, the operation unit is used for judging whether the brake is released by a driver or not. When the brake is not released by the driver, the operation unit is used for judging whether to execute the braking procedure again according to the speed of the bicycle and a second set value.

The above-mentioned invention is applied for patent, the operation unit determines the braking procedure of the brake according to the wheel speed, however, the wheel speed reduction state is not necessarily the braking requirement but may be only the deceleration riding, so whether to execute the brake is determined by the wheel speed, the actual requirement of riding is not met, and the accuracy is not sufficient.

Disclosure of Invention

In view of the above problems, the present invention provides an anti-lock brake system for a bicycle, which is capable of controlling the anti-lock brake system by determining whether to output a current according to a position of a brake lever of a handlebar of the bicycle by electrically starting the anti-lock brake system.

The invention provides a method for preventing a bicycle from being locked, which comprises the following steps:

judging whether the electric power meets a set value or not by a control unit connected with a battery; the supply power meets the set value, namely an anti-lock brake system (ABS) carried on the bicycle is automatically started, and the anti-lock brake system is not started in the state of insufficient power;

judging the angular position of the brake lever by the control unit; the brake lever is arranged below a bicycle handle and used for pressing the brake linkage effect, the control unit judges the pressed angular position of the brake lever, the pressed angular position does not reach a set position, the anti-lock brake system is not started, the angular position of the brake lever reaches the set position, and the anti-lock brake system effect is about to be started;

the control unit outputs current to act the anti-lock brake system; the control unit automatically outputs current to start the anti-lock brake system to generate a brake action;

judging whether the vehicle speed is zero or not by the control unit; when the speed is zero, the control unit outputs an instruction for stopping the anti-lock brake system, and the brake is stopped.

Furthermore, the control unit is carried on the bicycle body and provides the function of monitoring the power, and the control unit is electrically connected with the anti-locking brake system so as to monitor the power, control whether the anti-locking brake system acts or not, electrically connected with a display for displaying data such as signal light data and the like, and electrically connected with at least one angle sensor loaded on the brake rod.

Further, in the process of determining whether the battery power meets the required power, the preset power capacity value is above 10%.

Further, the control unit monitors that the power capacity does not reach a preset value state, and closes the anti-lock brake system.

Furthermore, the control unit comprises a microcontroller for automatically and respectively calculating pulse width adjusting signals by the microcontroller according to different states of the front wheel and the rear wheel of the bicycle on a climbing power path, and controlling and outputting current intensity of corresponding proportion for the anti-lock brake system equipped on the front wheel and the rear wheel.

The present invention can thus provide the following effects:

1. the invention mainly uses a control unit to control whether an anti-lock brake system is started through electric power, and the control unit senses the angle position of a brake rod below a handle, which is pressed by the brake, so as to judge whether the anti-lock brake system enters the basis of brake action; therefore, in the state that the power is sufficient and reaches the standard, the anti-lock brake system can be automatically started to enter the normal state capable of acting, otherwise, the power capacity setting value is not reached, the anti-lock brake system is in the closed state without being started, but a rider can still use a brake or a disc brake originally equipped for the bicycle to achieve the brake effect, and the user can have the brake function of safe use in any state.

2. According to the invention, the pressed angle position of the brake lever is taken as the basis, when the brake lever reaches the set angle position, the information can be transmitted to the control unit, the control unit is prepared to send out the instruction of the anti-lock brake system, and the current is output to the anti-lock brake system to carry out the wheel braking action, so that the judgment is specific and accurate.

3. The control unit outputs current to the anti-lock brake system to generate action, so that when the anti-lock brake system is respectively installed on the front wheel and the rear wheel, the control unit can automatically distribute different current intensities according to different climbing force paths of the front wheel and the rear wheel, and the effect of accurate brake is achieved.

Drawings

FIG. 1 is a flow chart of a preferred embodiment of the present invention.

Description of reference numerals:

10, turning on a power supply; 11, judging whether the battery power meets a set value; 12, starting the ABS function; 13 ABS OFF; 14, power shortage message; 15, brake signal; 16, ABS action; 17. the brake position; 20, judging the brake motion; 21, ABS does not act; judging whether the brake lever reaches a set position or not; 24, outputting current; 30, ABS action; 31, rear wheel brake force; 32, front wheel brake force; 40, judging whether the vehicle speed is zero or not; 41: stopping ABS action; rotation is slowed down/stopped 42.

Detailed Description

The invention is a method for preventing the dead brake of bicycle, please refer to fig. 1, the invention sets up a control unit to carry on bicycle body, the control unit connects a battery of the power supply, and provide the effect of monitoring the power, and the battery electricity of the control unit connects and controls the action of the anti-dead brake system (the attached figure shows with ABS), connect electrically a display used for revealing information such as signal light data, etc., connect electrically at least one angle sensor attached to brake lever, include one output to the microcontroller that the current intensity of the anti-dead brake system of anti-lock distributes automatically in the control unit; the following describes a process method for controlling an anti-lock brake system.

The control unit starts the power supply 10, and controls whether the anti-lock brake system is started or not through electric power; determining whether the battery power meets a set value 11, which is monitoring the battery power capacity through the control unit, and whether the battery power capacity reaches a preset set value of the power, wherein the preset preferred implementation condition is that the power capacity is at least over 10%; starting an ABS function 12, namely when the control unit monitors and judges that the electric power of the battery reaches a preset value, the control unit automatically starts an anti-locking brake system to enter an operable state; if the battery does not reach the preset power value, the ABS closing process 13 is entered, which indicates that the anti-lock brake system is not in the starting state and is in the closing state; outputting a power shortage message 14, namely outputting sound signals or light and other sound and light displays of the power shortage message 14 by the control unit through the display if the anti-lock brake system is not started due to insufficient power, and reminding a rider that the power of a battery needs to be supplemented reaches a preset value if the anti-lock brake system is started; under the condition of insufficient electric power, the electric power is insufficient to execute the brake anti-lock function of the anti-lock brake system, but the original brake mechanism function of the bicycle can still be used, for example, the original V-shaped or U-shaped brake clamp of the bicycle is pressed to clamp a rim, so that the brake effect is achieved, or the disc brake is started to stop the bicycle, so that the brake function of the original brake mechanism of the bicycle is not influenced under the condition of insufficient electric power; a brake signal 15, a rider presses down a brake lever below a handle, the brake signal is displayed on a display of a control unit, and at least one angle sensor is arranged on the brake lever; ABS action 16, the braking lever under the handle is pressed by the rider, so the control unit can control the anti-lock braking system to prepare to act; a brake lever position 17, in which a rider presses the brake lever to perform a braking action and senses the braking action through a carried angle sensor; and

judging brake lever action 20, namely monitoring that a rider presses the brake lever to execute the brake action through an angle sensor by a control unit, sensing the angle position of the moved brake lever, and judging whether to enter a brake stop program of an anti-lock brake system or not by the control unit; ABS does not act 21, namely, if the control unit monitors that the angle of the rider after the movement of the brake lever is small through the angle sensor and is not enough to reach the brake stop state, the control unit does not give an instruction to act the anti-lock brake system; a brake lever position 22, wherein the angle sensor senses the moving angle value of the brake lever, and the moving angle value is fed back to the control unit and used for judging the angle position of the brake lever by the control unit; judging whether the brake lever reaches a set position 23, namely judging whether the control unit reaches the state of an action anti-lock brake system according to the angular position of the brake lever pressed by a rider, if the pressed angular position of the brake lever does not reach the set position, returning to the flow of the ABS non-action 21, and giving no brake instruction to the anti-lock brake system; outputting current 24, namely when the pressed angle position of a brake lever reaches a set value, a Microcontroller (MCU) in a control unit automatically calculates pulse width modulation signals (PWM) by the Microcontroller (MCU) according to different climbing paths of a front wheel and a rear wheel of a bicycle to control and output current intensity corresponding to a positive proportion, for example, if the climbing path of the rear wheel is greater than that of the front wheel, the current output to an anti-lock brake system of the rear wheel is greater than that of the anti-lock brake system of the front wheel; and

ABS 30, in the flow of the output current 24, the microcontroller of the control unit sends out a brake instruction to make the anti-lock brake system generate action; after the anti-lock braking system is started by current, the anti-lock braking system automatically distributes according to the proportion of the front wheel to the rear wheel, for example, under the preferred embodiment, the rear wheel braking force 31 is 50-70%, and the front wheel braking force 32 is 30-50%; judging whether the vehicle speed is zero 40. when the anti-lock brake system brakes for stopping the rotation of the wheels, the control unit monitors whether the wheel speed is zero, if so, when the deceleration of the bicycle body exceeds the deceleration setting, the control unit sends a brake release instruction to the anti-lock brake system to control the brake of the bicycle to release the brake state and stop the action state of the anti-lock brake system; if the brake lever is not in a zero state, the process returns to the process of judging the brake lever action 20, the control unit monitors the rider to press the brake lever to execute the brake action through the angle sensor, the carried angle sensor senses the angle position of the moved brake lever, and whether a brake instruction of an anti-lock brake system needs to be issued or not; when the speed of the bicycle monitored by the control unit is zero, the speed of the bicycle is a safe value, no brake slip occurs, and at the moment, the control unit sends a brake release instruction to the anti-lock brake system to stop the action state of the anti-lock brake system, and the method flow of the anti-lock brake system is directly finished; rotational deceleration/stop 42. after the antilock braking system ceases to operate, the rider continues to ride to decelerate the rotating wheels for subsequent trips or stops and moves to a stop as desired.

It is to be understood that the foregoing is illustrative of the present invention and is not to be construed as limited to the specific embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.