CN111907635A - Electric bicycle - Google Patents
Electric bicycle Download PDFInfo
- Publication number
- CN111907635A CN111907635A CN202010621379.3A CN202010621379A CN111907635A CN 111907635 A CN111907635 A CN 111907635A CN 202010621379 A CN202010621379 A CN 202010621379A CN 111907635 A CN111907635 A CN 111907635A
- Authority
- CN
- China
- Prior art keywords
- electric bicycle
- state
- controller
- load
- detection circuit
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/45—Control or actuating devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J45/00—Electrical equipment arrangements specially adapted for use as accessories on cycles, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present disclosure relates to an electric bicycle, comprising a load detection circuit, a motor and a controller; the load detection circuit is used for providing a target signal reflecting whether the electric bicycle is in a load state or not, and the load detection circuit is connected with the controller so as to output the target signal to the controller; the motor is used for outputting rotation torque to the electric bicycle, and the controller is connected with the motor to control the rotation torque; the controller is arranged to perform the steps of: judging whether the electric bicycle is in a load state or not according to the target signal; and controlling the turning torque to be zero when the electric bicycle is not in a loaded state.
Description
Technical Field
The embodiment of the disclosure relates to the technical field of vehicles, in particular to an electric bicycle.
Background
At present, the bicycle sharing trip becomes a emerging trip mode in a city, and the trip requirement of urban crowds can be effectively solved. The existing shared bicycles comprise a manual bicycle running by depending on pedal power applied by a user, an electric bicycle running by depending on the pedal power and the assistance of a motor and the like.
Electric bicycle can rely on the motor to provide the helping hand of riding, and the user can adjust the rotation moment of torsion of motor output through the commentaries on classics handle that rotates electric bicycle, and then adjusts electric bicycle's the speed of traveling. Based on this kind of control structure, if the user in the in-process of pushing electric bicycle, turned the handle of changeing by accident, just can make electric bicycle accelerate suddenly and go forward, and then lead to electric bicycle to scurrying from the user's hand, because this kind of condition has certain potential safety hazard, therefore need to overcome urgently.
Disclosure of Invention
An object of the disclosed embodiment is to provide a new technical solution for an electric bicycle, so as to improve the safety of the electric bicycle.
According to one aspect of the present disclosure, there is provided an electric bicycle including a load detection circuit, a motor, and a controller; the load detection circuit is used for providing a target signal reflecting whether the electric bicycle is in a load state or not, and the load detection circuit is connected with the controller so as to output the target signal to the controller; the motor is used for outputting rotation torque to the electric bicycle, and the controller is connected with the motor to control the rotation torque; the controller is arranged to perform the steps of:
judging whether the electric bicycle is in a load state or not according to the target signal;
and controlling the rotation torque to be zero when the electric bicycle is not in a loaded state.
Optionally, the electric bicycle further comprises a handle voltage detection circuit, the handle voltage detection circuit is used for providing a handle voltage signal reflecting the position of the handle, and the handle voltage detection circuit is connected with the controller to output the handle voltage signal to the controller; the controller is further configured to perform the steps of:
and controlling the rotating torque according to the handle voltage signal when the electric bicycle is in a load state.
Optionally, the controller is further configured to perform the steps of:
and under the condition that the electric bicycle is not in the load state, controlling the electric bicycle and/or a user terminal to output a prompt for instructing a user to reset the rotating handle to an initial position.
Optionally, the electric bicycle further comprises a handle voltage detection circuit, the handle voltage detection circuit is used for providing a handle voltage signal reflecting the position of the handle, and the handle voltage detection circuit is connected with the controller to output the handle voltage signal to the controller; the controller is further configured to perform the steps of:
setting a control state of the electric bicycle to a first state in a case where the electric bicycle is not in a loaded state, wherein the first state represents a state in which the control of the turning torque according to the handlebar voltage signal is prohibited;
and setting the control state to a second state when the electric bicycle is in a loaded state, wherein the second state represents a state that allows the control of the rotation torque according to the handle voltage signal.
Optionally, the setting the electric bicycle in a second state in a case where the electric bicycle is in a loaded state includes:
acquiring a control state of the electric bicycle when the electric bicycle is in a loaded state;
under the condition that the control state is the first state, judging whether the rotating handle is positioned at an initial position according to the rotating handle voltage signal;
and in the case that the rotating handle is positioned at the initial position, modifying the control state from the first state to the second state.
Optionally, the load state is a load state corresponding to a set load range.
Optionally, the controller is further configured to perform the steps of:
detecting whether any event in set events occurs;
when the occurrence of any event is detected, the step of judging whether the electric bicycle is in a load state or not according to the target signal is executed;
wherein the setting event comprises at least one of the following events:
the method comprises the following steps that a first event is that the switch state of the electric bicycle is changed from a locking state to an unlocking state;
a second event, reaching a set detection time;
a third event that a voltage of a rotating handle of the electric bicycle changes;
and a fourth event of receiving a reset signal triggered by a reset button of the electric bicycle.
Alternatively, the electric bicycle includes a pressure detection circuit as the load detection circuit, the pressure detection circuit being configured to detect a pressure applied to a seat of the electric bicycle and output a pressure signal as the target signal.
Optionally, the electric bicycle includes a current detection circuit as the load detection circuit, the current detection circuit being configured to detect a driving current generated by the controller driving the motor and output a current signal as the target signal.
Optionally, the determining whether the electric bicycle is in a load-bearing state according to the target signal includes:
obtaining a current index value according to the current signal, wherein the index value is a driving current value or a driving power value;
and determining that the electric bicycle is not in a loaded state when the current index value is smaller than a current index threshold value.
Optionally, the electric bicycle comprises at least two of the load detection circuits;
the judging whether the electric bicycle is in a load bearing state according to the target signal comprises the following steps:
and under the condition that target signals provided by at least a set number of load detection circuits all reflect that the electric bicycle is not in a load state, determining that the electric bicycle is not in the load state.
One advantageous effect of the disclosed embodiment is that the electric bicycle of this embodiment can detect whether the electric bicycle is in a load state through the load detection circuit, and the load detection circuit outputs a target signal indicating whether the electric bicycle is in the load state to the controller of the electric bicycle, and the controller controls the motor not to output a rotation torque to the electric bicycle, that is, controls the rotation torque output by the motor to be zero, when the electric bicycle is not in the load state, even if the user rotates the handle unintentionally, the electric bicycle will not accelerate accordingly, thereby improving the safety of the electric bicycle.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 shows a schematic structural diagram of a shared vehicle system of a usage scenario of an electric bicycle;
FIG. 2 is a block schematic diagram of a control system architecture of an electric bicycle in accordance with one embodiment;
FIG. 3 is a control flow diagram of an electric bicycle in accordance with one embodiment;
fig. 4 is a block schematic diagram of a control system structure of an electric bicycle according to another embodiment;
fig. 5 is a control flow diagram of an electric bicycle according to another embodiment.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
< shared vehicle System >
Fig. 1 is a system configuration diagram of a shared vehicle system to which an electric bicycle according to an embodiment is applied.
As shown in fig. 1, the shared vehicle system 100 includes a server 1000, a user terminal 2000, and an electric bicycle 3000.
The server 1000 and the user terminal 2000, and the server 1000 and the electric bicycle 3000 may be communicatively connected through a network 4000. The electric bicycle 3000 and the server 1000, and the network 4000 through which the user terminal 2000 and the server 1000 communicate with each other may be the same or different.
The server 1000 provides a service point for processes, databases, and communications facilities. The server 1000 may be a unitary server, a distributed server across multiple computers, a computer data center, a cloud server, or a cloud-deployed server cluster, etc. The server may be of various types, such as, but not limited to, a web server, a news server, a mail server, a message server, an advertisement server, a file server, an application server, an interaction server, a database server, or a proxy server. In some embodiments, each server may include hardware, software, or embedded logic components or a combination of two or more such components for performing the appropriate functions supported or implemented by the server. For example, a server, such as a blade server, a cloud server, etc., or may be a server group consisting of a plurality of servers, which may include one or more of the above types of servers, etc.
In one embodiment, the server 1000 may be as shown in fig. 1 and may include a processor 1100, a memory 1200, an interface device 1300, a communication device 1400, and the like.
Processor 1100 is used to execute computer programs, which may be written in instruction sets of architectures such as x86, Arm, RISC, MIPS, SSE, and the like. The memory 1200 includes, for example, a ROM (read only memory), a RAM (random access memory), a nonvolatile memory such as a hard disk, and the like. The interface device 1300 includes, for example, various bus interfaces such as a serial bus interface (including a USB interface), a parallel bus interface, and the like. The communication device 1400 is capable of wired or wireless communication, for example.
In this embodiment, the memory 1200 of the server 1000 is used for storing a computer program for controlling the processor 1100 to perform operations for monitoring the electric bicycle and the like, including, for example: according to an unlocking request sent by the terminal device 2000 of the user, an unlocking instruction is sent to the electric bicycle, so that the electric bicycle is in a state of being ridden; in response to a lock-off request transmitted from the terminal device 2000 of the user, a lock-off command is transmitted to the electric bicycle to make the electric bicycle in a non-riding state. The skilled person can design the computer program according to the disclosed solution. How the computer program controls the processor to operate is well known in the art and will not be described in detail here.
In this embodiment, the user terminal 2000 is, for example, a mobile phone, a portable computer, a tablet computer, a palm computer, a wearable device, or the like.
The user terminal 2000 is installed with a vehicle-using application client, and a user can operate the vehicle-using application client to achieve the purpose of using the electric bicycle 3000.
As shown in fig. 1, the user terminal 2000 may include a processor 2100, a memory 2200, an interface device 2300, a communication device 2400, a display device 2500, an input device 2600, a speaker 2700, a microphone 2800, and the like.
The processor 2100 is used to execute a computer program, which may be written in an instruction set of an architecture such as x86, Arm, RISC, MIPS, SSE, and so on. The memory 2200 includes, for example, a ROM (read only memory), a RAM (random access memory), a nonvolatile memory such as a hard disk, and the like. The interface device 2300 includes, for example, a USB interface, a headphone interface, and the like. The communication device 2400 can perform wired or wireless communication, for example, the communication device 2400 may include at least one short-range communication module, for example, any module that performs short-range wireless communication based on a short-range wireless communication protocol such as a Hilink protocol, WiFi (IEEE 802.11 protocol), Mesh, bluetooth, ZigBee, Thread, Z-Wave, NFC, UWB, LiFi, and the like, and the communication device 2400 may also include a long-range communication module, for example, any module that performs WLAN, GPRS, 2G/3G/4G/5G long-range communication. The display device 2500 is, for example, a liquid crystal display panel, a touch panel, or the like. The input device 2600 may include, for example, a touch screen, a keyboard, and the like. The user terminal 2000 may output an audio signal through the speaker 2700 and collect an audio signal through the microphone 2800.
In this embodiment, the memory 2200 of the user terminal 2000 is used to store a computer program for controlling the processor 2100 to operate to perform a method of using the electric bicycle, including, for example: acquiring a unique identifier of the electric bicycle 3000, generating an unlocking request for the electric bicycle, and sending the unlocking request to the server 1000; transmitting a lock closing request to a server for the electric bicycle 3000; and, bill calculation and the like are performed according to the charge settlement notice transmitted from the server 1000. A skilled person can design a computer program according to the solution disclosed in the present invention. How computer programs control the operation of the processor is well known in the art and will not be described in detail herein.
In this embodiment, the electric bicycle 3000 may be any bicycle having a motor for outputting a rotation torque to the electric bicycle 3000, that is, outputting a rotation torque to the wheels of the electric bicycle 3000, so as to provide a riding assistance to a user.
As shown in fig. 1, the control system of the electric bicycle 3000 may include a processor 3100, a memory 3200, an interface device 3300, a communication device 3400, an output device 3500, an input device 3600, a state detection device 3700, motors 3800, and the like.
The processor 3100 is for executing a computer program, which may be written in an instruction set of an architecture such as x86, Arm, RISC, MIPS, SSE, etc. The computer program is for controlling the processor 2100 to operate to perform at least the following steps: judging whether the electric bicycle 3000 is in a load state according to a target signal provided by a load detection circuit arranged on the electric bicycle 3000 and reflecting whether the electric bicycle is in the load state; and, when the electric bicycle 3000 is not in a loaded state, the rotational torque output by the motor is controlled to be zero.
The electric bicycle 3000 may be provided with at least one processor 3100, and the at least one processor 3100 may be used as a controller of a control system. The processor 3100 may be, for example, a microprocessor MCU or the like.
The memory 3200 may comprise, for example, a ROM (read only memory), a RAM (random access memory), a non-volatile memory such as a hard disk, or the like.
The interface device 3300 may include at least one of a USB interface, an RJ45 interface, and an earphone interface, for example.
The communication device 3400 is capable of wired or wireless communication, for example, and is also capable of short-range and long-range communication, for example, and the communication module 340 may include at least one of a GSM module, a GPRS module, a 3G module, a 4G module, and a WLAN module.
The output device 3500 may include at least one of a display module, an audio output module, and a light output module. The display module is, for example, a liquid crystal display or a touch display. The audio output module may include at least one of a speaker and a buzzer, for example. The light output module includes, for example, various LED lamp indicating circuits and the like.
The input device 3600 may include at least one of an audio input module for inputting an audio signal, such as a touch panel, a physical key input circuit, and a microphone.
The state detector 3700 detects a corresponding state of the electric bicycle 3000 and outputs a signal indicating the corresponding state, and the state detector 3700 may output the signal by outputting an analog signal or a digital signal, which is not limited herein.
For example, the state detector 3700 may include at least one of a motion state detection circuit, a pressure detection circuit, a battery charge detection circuit, a handle voltage detection circuit, a stator voltage detection circuit of the motor, a current detection circuit of the motor, a pedaling frequency detection circuit, and a wheel motion detection circuit.
The pressure detection circuit and the current detection circuit can be used as load detection circuits.
Each motor 3800 includes at least a motor for outputting a rotational torque to the electric bicycle.
It should be understood that although fig. 1 shows only one server 1000, one user terminal 2000, and one electric bicycle 3000, it is not meant to limit the respective numbers, and the shared vehicle system 100 may include a plurality of servers 1000, a plurality of user terminals 2000, a plurality of electric bicycles 3000, and the like.
< electric bicycle embodiment >
The present embodiment provides an electric bicycle, and as shown in fig. 2, the electric bicycle 4000 includes a load detection circuit 4710, a controller 4100, and a motor 4810.
The controller 4100 may be a processor such as an MCU.
The motor 4810 is used to output a rotation torque to the electric bicycle 4000, i.e., to the wheels of the electric bicycle 4000, and the controller 4100 is connected to the motor 4810 to control the rotation torque, i.e., to control the magnitude and direction of the rotation torque.
The load detection circuit 4710 is used to provide a target signal that reflects whether the electric bicycle 4000 is in a load state.
The load detection circuit 4710 may output the target signal by an analog signal or a digital signal, which is not limited herein.
In this embodiment, the load detection circuit 4710 is connected to the controller 4100 to output the target signal to the controller 4100.
According to the data transmission interface supported by the load detection circuit 4710, the controller 4100 may be connected to the load detection circuit 4710 through a communication interface such as an input/output interface (I/O) or a serial port to obtain a target signal output by the load detection circuit 4710.
In this embodiment, electric bicycle 4000 may include one load detection circuit 4710, or may include at least two load detection circuits 4710, so that controller 4100 can determine whether electric bicycle 4000 is in a loaded state according to target signals provided by load detection circuits 4710.
Any load detection circuit may include an electronic component connected in the circuit, may also include an integrated chip connected in the circuit, may also include a sensor device connected in the circuit, and the like, and is not limited herein.
In one embodiment, the load state may be a load state corresponding to a set load range. The set weight range may be determined according to a reasonable weight range of adults allowed to use the electric bicycle. According to the embodiment, on one hand, the accuracy of the load detection result can be improved, and the problem of detection result error caused by external interference is avoided; on the other hand, the electric bicycle can prevent minors from using the electric bicycle to a certain extent, and the safety of the minors is protected.
In one embodiment, the electric bicycle 4000 may include a pressure detection circuit as the load detection circuit 4710 for detecting a pressure applied to a seat of the electric bicycle 4000 and outputting a pressure signal as the target signal.
In this embodiment, the controller 4100 may determine the current pressure value from the pressure signal, and therefore, the controller 4100 may be configured to: obtaining a current pressure value according to the pressure signal; and determining that the electric bicycle 4000 is in a loaded state if the current pressure value is greater than or equal to the pressure threshold value, and determining that the electric bicycle 4000 is not in a loaded state if the current pressure value is less than the pressure threshold value.
The pressure threshold may be set as needed, for example, with reference to a reasonable weight range of an adult, and is not limited herein.
The pressing force in this embodiment may be a force of the seat in any direction, and is not limited herein. For example, the pressure may be gravity in the vertical direction, that is, the pressure detection circuit may be a gravity detection circuit for detecting gravity, and correspondingly, the pressure detection circuit may include a gravity sensor or the like connected in the circuit.
In this embodiment, by providing the pressure detection circuit as the load detection circuit 4710, the amount of pressure applied to the seat can be detected, and then whether the electric bicycle is in a load state can be detected from the aspect of whether the user is located on the seat, which is beneficial to improving the accuracy of the load detection result.
In one embodiment, the electric bicycle 4000 may include a current detection circuit as the load detection circuit 4710 for detecting the driving current generated by the driving motor 4810 of the controller 4100 and outputting a current signal as a target signal.
In this embodiment, the controller 4100 may determine a current index value according to the current signal, and the index value may be a driving current value, or a driving power value calculated according to the driving current value and the driving voltage value, which is not limited herein.
The controller 4100 may be arranged to: obtaining a current index value according to the current signal; and determining that the electric bicycle 4000 is not in a loaded state if the current small index value is smaller than the current index threshold value, and determining that the electric bicycle 4000 is in a loaded state if the current index value is greater than or equal to the index threshold value.
In this embodiment, in the case where the index value is the drive current value, the corresponding index threshold value is a current threshold value; when the index value is the drive power value, the corresponding index threshold value is a power threshold value.
In this embodiment, the index threshold is related to a value of a setting factor, where the setting factor includes at least one of a handle bar voltage, a driving voltage of a motor, a pitch angle of an electric bicycle, and the like. Therefore, the electric bicycle may pre-store mapping data reflecting the mapping relationship between the setting factor and the index threshold, so as to obtain the current index threshold according to the current value of the setting factor and the mapping data, which is not limited herein.
The mapping data may be a mapping function, or may be other types of data such as a look-up table, and is not limited herein.
The mapping data may be obtained by experimental means. The experimental means include, for example: adjusting the setting factors when the electric bicycle 4000 is in a load state, measuring corresponding index values, and obtaining a first curve corresponding to the load state and reflecting the relationship between the setting factors and the index values; adjusting the setting factor when the electric bicycle 4000 is in a non-load state, measuring a corresponding index value, and obtaining a second curve corresponding to the non-load state and reflecting the relationship between the setting factor and the index value; and determining appropriate mapping data in conjunction with the first curve and the second curve.
For example, the controller 4100 can obtain the current stem voltage according to the stem voltage signal provided by the stem voltage detection circuit.
For another example, the controller 4100 may obtain a driving voltage of the motor based on the voltage signal provided by the voltage detection circuit.
For another example, the controller 4100 may obtain the current pitch angle from attitude data provided from an attitude sensor provided to the electric bicycle, which may include at least one of an acceleration sensor and an angular velocity sensor.
In this embodiment, through setting up current detection circuit as heavy burden detection circuit 4710, can detect electric bicycle's the heavy burden condition through drive current's size, and then can follow the aspect that the user is located electric bicycle, detect whether electric bicycle is in the state of bearing a burden, be favorable to improving the accuracy of the detection result that bears a burden.
In one embodiment, the electric bicycle may also include other types of circuits that can act as load detection circuits. The other type of circuitry may be, for example, image acquisition circuitry including a camera. The other type of circuit may also be, for example, a switch detection circuit or the like including a proximity switch provided on the vehicle seat and/or the foot pedal.
In the present embodiment, as shown in fig. 3, the controller 4100 may be configured to execute the following steps S3100 to S3200:
step S3100, determining whether the electric bicycle is in a load state based on the target signal.
In this embodiment, since the target signal provided by the load detection circuit reflects whether the electric bicycle is in a loaded state, the controller 4100 can determine whether the electric bicycle 4000 is in a loaded state according to the target signal.
In one embodiment, the electric bicycle 4000 includes the above voltage detection circuit as a load detection circuit. In this embodiment, the determining whether the electric bicycle is in the load-bearing state according to the target signal in step S3100 may include: obtaining a current pressure value according to a pressure signal provided by a pressure detection circuit; and determining that the electric bicycle 4000 is not in a loaded state if the current pressure value is less than the pressure threshold value.
In this embodiment, when the current pressure value is greater than or equal to the pressure threshold value, it is determined that the electric bicycle 4000 is in the load state.
In this embodiment, in order to improve the accuracy of determining whether the electric bicycle is in the load state according to the pressure signal, the controller 4100 may be configured to sample the pressure signal for multiple times to obtain multiple current pressure values, for example, the controller 4100 reads the pressure signal five times when executing step S3100, further obtains five current pressure values, and performs load detection according to the five current pressure values.
In this regard, the above obtaining the current pressure value according to the pressure signal provided by the pressure detection circuit may include: a plurality of current pressure values are obtained based on the pressure signal. The above current pressure value being less than the pressure threshold may include: a majority of the plurality of current pressure values are less than the pressure threshold, or an average of the plurality of current pressure values is less than the pressure threshold.
The average value may be any form of average value such as an arithmetic average value, a geometric average value, or a root mean square average value, and is not limited herein.
In one embodiment, the electric bicycle 4000 includes the above current detection circuit as the load detection circuit. In this embodiment, the determining whether the electric bicycle is in the load-bearing state according to the target signal in step S3100 may include: obtaining a current index value according to a current signal provided by a current detection circuit; and determining that the electric bicycle is not in a loaded state when the current index value is smaller than the current index threshold value.
In this embodiment, when the current index value is greater than or equal to the current index threshold value, it is determined that the electric bicycle is in a load-bearing state.
In this embodiment, in order to improve the accuracy of determining whether the electric bicycle is in a load-bearing state according to the current signal, the controller 4100 may be configured to sample the current signal multiple times to obtain multiple current index values, for example, the controller 4100 reads the current signal five times when executing step S3100, further obtains five current index values, and performs load-bearing detection according to the five current index values.
In this regard, the above obtaining the current index value according to the current signal provided by the current detection circuit may include: according to the current signal, a plurality of current index values are obtained. The above current index value being smaller than the current index threshold may be: the majority of the plurality of current index values are smaller than the current index threshold, or the average value of the plurality of current index values is smaller than the current index threshold.
In one embodiment, the electric bicycle comprises at least two load detection circuits, for example, the above pressure detection circuit and the above current detection circuit, etc., so as to perform load detection according to target signals provided by the at least two load detection circuits, thereby improving the accuracy of load detection results. In this embodiment, the determining whether the electric bicycle is in the load state according to the target signal in step S3100 may include: and determining that the electric bicycle is not in a load state under the condition that target signals provided by at least a set number of load detection circuits all reflect that the electric bicycle is not in the load state.
In this embodiment, the set number may be one, may be a plurality of at least two load detection circuits, or may be a total number of at least two load detection circuits, which is not limited herein.
In one embodiment, the determining whether the electric bicycle is in the load state according to the target signal in step S3100 may include: and judging whether the electric bicycle is in a load state or not according to the target signal when the electric bicycle is in the unlocking state.
In this embodiment, the electric bicycle 4000 may not have a physical lock, and the controller 4100 determines the switch state of the electric bicycle 4000 according to the switch state flag, for example, when the switch state flag is the first state flag, it represents that the electric bicycle 4000 is in the off-lock state, i.e., represents that the electric bicycle 4000 is in the non-riding state, and when the switch state flag is the second state flag, it represents that the electric bicycle 4000 is in the off-lock state, i.e., represents that the electric bicycle 4000 is in the riding state, and so on.
In this embodiment, the electric bicycle may also have a solid lock, which is not limited herein.
In this embodiment, the electric bicycle 4000 may set the electric bicycle in the locked state when receiving the locking instruction issued by the server 1000, for example, set the switch state identifier as the first state identifier, and keep the state identifier as the first state identifier until receiving the unlocking instruction.
In this embodiment, the electric bicycle 4000 may set the electric bicycle to be in the unlocking state when receiving the unlocking instruction issued by the server 1000, for example, modify the switch state identifier from the first state identifier to the second state identifier, and keep the switch state identifier as the second state identifier until receiving a new locking instruction.
In step S3200, the turning torque is controlled to be zero when the electric bicycle is not in a loaded state.
In this embodiment, when the electric bicycle 4000 is not in the loaded state, which means that the user is not in the riding state, the controller 4100 controls the rotation torque output by the motor 4810 to be zero regardless of whether the user touches an adjusting device such as a rotating handle, so as to improve the safety of the user in using the electric bicycle.
In this embodiment, controlling the rotational torque to zero may include: keeping the rotation torque zero under the condition that the rotation torque is zero; in the case where the rotational torque is not zero, the motor is controlled to stop outputting the rotational torque so that the rotational torque becomes zero.
As can be seen from steps S3100 and S3200, in electric bicycle 4000 according to the present embodiment, load detection circuit 4710 may detect whether electric bicycle 4000 is in a loaded state, load detection circuit 4710 may be provided to output a target signal indicating whether electric bicycle 4000 is in a loaded state to controller 4100, and controller 4100 may control motor 4810 not to output a rotation torque to electric bicycle 4000, that is, control the rotation torque output by the motor to be zero, when it is determined that electric bicycle 4000 is not in a loaded state based on the target signal. Thus, even if the user inadvertently touches an adjusting device for adjusting the rotation torque, such as a handle bar, when the electric bicycle 4000 is not in a loaded state, the electric bicycle 4000 will not be accelerated, and the safety of the electric bicycle 4000 is improved.
In one embodiment, as shown in fig. 4, the electric bicycle 4000 further includes a handle voltage detecting circuit 4720 corresponding to the handle, the handle voltage detecting circuit 4720 being configured to provide a handle voltage signal reflecting a position of the handle, the handle voltage detecting circuit 4720 being connected to the controller 4100 to output the handle voltage signal to the controller 4100.
In this embodiment, the handle is at different positions and the handle voltage signal will correspond to different handle voltages, such that the controller 4100 is configured to control the rotational torque of the motor 4810 based on the handle voltage signal, such that the control of the rotational torque by the controller 4100 can be made to coincide with the torque adjustment requirement of the handle operated by the user.
In this embodiment, the controller 4100 can also be configured to perform the following steps: when the electric bicycle is in a load state, the rotation torque is controlled according to the handle voltage signal.
In this embodiment, the controller may obtain the rotation torque corresponding to the current twist grip voltage according to the mapping data reflecting the mapping relationship between the twist grip voltage and the rotation torque, and further control the motor to output the obtained rotation torque.
In this embodiment, the mapping data may be a mapping function or a mapping table, which is not limited herein.
According to the electric bicycle of the embodiment, under the condition that the electric bicycle is in a load bearing state, the controller can control the rotating torque according to the rotating handle voltage signal, so that the user can adjust the speed of the electric bicycle through the rotating handle under the condition, and the use of the user is facilitated.
In one embodiment, the controller 4100 can also be configured to perform the following steps S3011-S3012:
in step S3011, it is detected whether any event of the setting events has occurred.
In this embodiment, the setting event may include at least one of the following events:
in the first event, the switch state of the electric bicycle 4000 is changed from the off-lock state to the on-lock state.
For example, detecting the first event may be detecting a change in the switch state indicator from the first state indicator to the second state indicator.
For another example, the detection of the first event may be the reception of an unlock instruction sent by the server.
When the first event is detected, the electric bicycle 4000 is in the riding state, and the step S3100 is executed to determine whether the electric bicycle is in the load state in time, which is beneficial to improving the safety of the electric bicycle.
And a second event, reaching the set detection time.
Corresponding to the second event, the controller 4100 may be configured to execute the above step S3100 at a set time interval. Correspondingly, detecting whether the second event occurs may include: acquiring next detection time according to a set time interval; and determining that the second event is detected in a case where the next detection time is reached.
Step S3100 is executed at a predetermined time interval in response to the second event, so that the load state of the electric bicycle can be monitored in real time, which is advantageous for improving the safety of the electric bicycle.
And the third event is that the voltage of the rotating handle of the electric bicycle changes.
In response to the third event, the controller 4100 can be configured to detect whether the handle voltage of the electric bicycle is changed based on the handle voltage signal provided by the handle voltage detection circuit.
Since the third event represents that the user has performed the operation of turning the handle when the handle voltage is changed, the step S3100 is executed when the third event is detected, and it is possible to determine whether the operation is an erroneous operation, thereby improving the safety of the electric bicycle.
And a fourth event of receiving a reset signal triggered by a reset button of the electric bicycle.
For the fourth event, the electric bicycle 4000 may be provided with a reset button, and the user may trigger the load detection according to step S3100 by pressing the reset button after getting on the vehicle, so as to allow the controller to adjust the rotation torque output from the motor 3810 according to the rotation voltage and the like in case of passing the load detection, thereby ensuring normal use.
And acquiring the handle turning voltage by a fifth event.
For the fifth event, the load detection according to step S3100 may be performed each time the grip voltage is acquired, to determine whether the turning torque can be controlled according to the acquired grip voltage.
Step S3012, when detecting the occurrence of any event, executes step S3100 of determining whether the electric bicycle is in a load-bearing state based on the target signal.
According to the electric bicycle of the embodiment, the controller 4100 executes step S3100 of determining whether the electric bicycle 4000 is in the load state based on the target signal when any of the setting events is detected, so that it is possible to effectively monitor the load state of the electric bicycle 4000, that is, to ensure safety and to ensure normal use of the electric bicycle.
In one embodiment, the electric bicycle 4000 further includes a handle voltage detecting circuit 4720 corresponding to the handle, the handle voltage detecting circuit 4720 being configured to provide a handle voltage signal reflecting a position of the handle, the handle voltage detecting circuit 4720 being connected to the controller 4100 to output the handle voltage signal to the controller 4100.
In this embodiment, as shown in fig. 5, the controller is further configured to perform the following steps S5100 to S5300:
in step S5100, whether the electric bicycle is in a load state is detected based on the target signal.
In step S5200, the control state of the electric bicycle is set to a first state representing a state in which the control of the turning torque according to the handlebar voltage signal is prohibited, when the electric bicycle is not in the loaded state.
In this embodiment, when the electric bicycle is not in the loaded state, the controller 4100 can control the rotation torque output by the motor 4810 to be zero by setting the control state to the first state. In contrast, in step S3200, if the electric bicycle is not in a load-bearing state, the control rotation torque may be set to zero instead of step S5200, in which the electric bicycle is set to the first control state if the electric bicycle is not in a load-bearing state, in order to achieve the purpose of setting the control rotation torque to zero.
Correspondingly, the controller 4100 can be configured to: inquiring the control state under the condition of obtaining the current stem voltage according to the stem voltage signal; and controlling the rotation torque to be zero when the control state is inquired to be the first state. That is, in this case, the controller 4100 will not control the rotation torque according to the rotation handle voltage signal.
In this embodiment, when the electric bicycle is not in the load state, the controller 4100 may be configured to perform an operation of setting the control state to the first state and also perform an operation of controlling the rotation torque to zero according to the load detection result, which is not limited herein.
In step S5300, in a case where the electric bicycle is in a load-bearing state, setting the control state as a second state, wherein the second state represents a state in which the control of the turning torque according to the handlebar voltage signal is allowed.
In this embodiment, the controller 4100 can be configured to: inquiring the control state under the condition of obtaining the current stem voltage according to the stem voltage signal; and in the case that the control state is inquired to be the second state, the rotation torque is controlled according to the rotation handle voltage signal.
In one embodiment, the step S5300 of setting the electric bicycle in the second state when the electric bicycle is in the load bearing state may include the following steps S5311 to S5313:
in step S5311, the control state of the electric bicycle is acquired when the electric bicycle is in a loaded state.
Step S5312, when the control state is the first state, determining whether the knob is located at the initial position according to the knob voltage signal.
In this embodiment, the initial position is a position where the rotational torque output by the motor is zero.
In this embodiment, in the case where the control state is the second state, the control state is kept unchanged as the second state.
In this embodiment, determining whether the stem is located at the initial position according to the stem voltage signal is: and judging whether the current stem voltage is the stem voltage corresponding to the initial position or not according to the stem voltage signal, and if so, determining that the stem is positioned at the initial position.
And S5313, modifying the control state from the first state to the second state when the rotating handle is located at the initial position.
In this embodiment, in the case where the control state is the second state, the controller 4100 will be allowed to control the rotation torque according to the rotation handle voltage signal.
According to the electric bicycle of the embodiment, under the condition that the control state is the first state, if the rotating handle is not at the initial position, the user is required to reset the rotating handle to the initial position so as to trigger the controller to modify the control state into the second state, therefore, when the user rotates the rotating handle again, the controller can control the rotating torque according to the voltage signal of the rotating handle, and further the adjustment of the rotating speed is realized, so that the electric bicycle can be effectively prevented from being directly accelerated after the user gets on the bicycle, and the use safety of the electric bicycle is further improved.
According to the electric bicycle of the embodiment, the control state of the electric bicycle is set according to the load detection result, the controller can be allowed to trigger and execute load detection and handle rotating voltage detection according to different events, and therefore the design flexibility is improved.
According to the electric bicycle of the embodiment, the control state of the electric bicycle is set according to the load detection result, the controller can be allowed to control the motor by inquiring the control state when the rotating handle voltage is obtained, the load detection is not required to be carried out firstly after the rotating handle voltage is obtained, the control of the motor is carried out according to the load detection result, and the response speed of the rotating handle adjustment is further improved.
In one embodiment, the controller is further configured to perform the steps of: in the case where the electric bicycle is not in a loaded state, the electric bicycle and/or the user terminal is controlled to output a prompt instructing the user to reset the twist grip to the initial position.
In this embodiment, the controller 4100 may be configured to control a prompting device of the electric bicycle to output the prompt.
The prompting device may include at least one of a vibration prompting device, a light indicating device, a sound prompting device, and the like, and correspondingly, the prompt includes at least one of a vibration prompt, a light indication, and a sound prompt.
The sound prompting device includes, for example, a speaker and/or a buzzer.
The light prompting device is, for example, an LED light emitting circuit.
The vibration presenting device includes, for example, a vibration motor.
In this embodiment, the controller 4100 may also notify the user terminal through establishing a short-range communication connection such as bluetooth with the user terminal or through the server, so that the user terminal performs the prompt, etc., which is not limited herein.
In this embodiment, in the case where the electric bicycle is not in the loaded state, controlling the electric bicycle and/or the user terminal to output a prompt instructing the user to reset the twist grip to the initial position may include: when the electric bicycle is not in a loaded state and the rotating handle is not in the initial position, the electric bicycle and/or the user terminal is controlled to output a prompt instructing the user to reset the rotating handle to the initial position.
In this embodiment, when the electric bicycle 4000 is not in a loaded state, the controller 4100 may prompt the user to reset the rotating handle to the initial position by controlling the electric bicycle and/or the user terminal to output a prompt instructing the user to reset the rotating handle to the initial position, so as to further improve the safety of the electric bicycle.
In this embodiment, when the controller 4100 sets the control state according to whether the electric bicycle is in the load-bearing state, the controller is triggered to modify the control state to allow the controller to control the rotation torque according to the handle voltage signal by setting the indication so that the electric bicycle can satisfy the condition that the handle is at the initial position when the electric bicycle is in the load-bearing state again.
The electric bicycle 4000 as in fig. 2 or 4 may have a hardware structure similar to the electric bicycle 3000 of fig. 1, for example, the electric bicycle 4000 may include at least part of the hardware of the electric bicycle 3000. The electric bicycle 4000 may also include other hardware not shown in fig. 1, which is not limited herein.
The present invention may be a system, method and/or computer program product. The computer program product may include a computer-readable storage medium having computer-readable program instructions embodied therewith for causing a processor to implement various aspects of the present invention.
The computer readable storage medium may be a tangible device that can hold and store the instructions for use by the instruction execution device. The computer readable storage medium may be, for example, but not limited to, an electronic memory device, a magnetic memory device, an optical memory device, an electromagnetic memory device, a semiconductor memory device, or any suitable combination of the foregoing. More specific examples (a non-exhaustive list) of the computer readable storage medium would include the following: a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), a Static Random Access Memory (SRAM), a portable compact disc read-only memory (CD-ROM), a Digital Versatile Disc (DVD), a memory stick, a floppy disk, a mechanical coding device, such as punch cards or in-groove projection structures having instructions stored thereon, and any suitable combination of the foregoing. Computer-readable storage media as used herein is not to be construed as transitory signals per se, such as radio waves or other freely propagating electromagnetic waves, electromagnetic waves propagating through a waveguide or other transmission medium (e.g., optical pulses through a fiber optic cable), or electrical signals transmitted through electrical wires.
The computer-readable program instructions described herein may be downloaded from a computer-readable storage medium to a respective computing/processing device, or to an external computer or external storage device via a network, such as the internet, a local area network, a wide area network, and/or a wireless network. The network may include copper transmission cables, fiber optic transmission, wireless transmission, routers, firewalls, switches, gateway computers and/or edge servers. The network adapter card or network interface in each computing/processing device receives computer-readable program instructions from the network and forwards the computer-readable program instructions for storage in a computer-readable storage medium in the respective computing/processing device.
The computer program instructions for carrying out operations of the present invention may be assembler instructions, Instruction Set Architecture (ISA) instructions, machine-related instructions, microcode, firmware instructions, state setting data, or source code or object code written in any combination of one or more programming languages, including an object oriented programming language such as Smalltalk, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The computer-readable program instructions may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider). In some embodiments, aspects of the present invention are implemented by personalizing an electronic circuit, such as a programmable logic circuit, a Field Programmable Gate Array (FPGA), or a Programmable Logic Array (PLA), with state information of computer-readable program instructions, which can execute the computer-readable program instructions.
Aspects of the present invention are described herein with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each block of the flowchart illustrations and/or block diagrams, and combinations of blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer-readable program instructions.
These computer-readable program instructions may be provided to a processor of a general purpose computer, special purpose computer, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions/acts specified in the flowchart and/or block diagram block or blocks. These computer-readable program instructions may also be stored in a computer-readable storage medium that can direct a computer, programmable data processing apparatus, and/or other devices to function in a particular manner, such that the computer-readable medium storing the instructions comprises an article of manufacture including instructions which implement the function/act specified in the flowchart and/or block diagram block or blocks.
The computer readable program instructions may also be loaded onto a computer, other programmable data processing apparatus, or other devices to cause a series of operational steps to be performed on the computer, other programmable apparatus or other devices to produce a computer implemented process such that the instructions which execute on the computer, other programmable apparatus or other devices implement the functions/acts specified in the flowchart and/or block diagram block or blocks.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of instructions, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions. It is well known to those skilled in the art that implementation by hardware, implementation by software, and implementation by a combination of software and hardware are equivalent.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein. The scope of the invention is defined by the appended claims.
Claims (11)
1. An electric bicycle comprises a load detection circuit, a motor and a controller; the load detection circuit is used for providing a target signal reflecting whether the electric bicycle is in a load state or not, and the load detection circuit is connected with the controller so as to output the target signal to the controller; the motor is used for outputting rotation torque to the electric bicycle, and the controller is connected with the motor to control the rotation torque; the controller is arranged to perform the steps of:
judging whether the electric bicycle is in a load state or not according to the target signal;
and controlling the rotation torque to be zero when the electric bicycle is not in a loaded state.
2. The electric bicycle of claim 1, wherein the electric bicycle further comprises a handlebar voltage detection circuit for providing a handlebar voltage signal reflecting a position of a handlebar, the handlebar voltage detection circuit being connected to the controller to output the handlebar voltage signal to the controller; the controller is further configured to perform the steps of:
and controlling the rotating torque according to the handle voltage signal when the electric bicycle is in a load state.
3. The electric bicycle of claim 2, wherein the controller is further configured to perform the steps of:
and under the condition that the electric bicycle is not in the load state, controlling the electric bicycle and/or a user terminal to output a prompt for instructing a user to reset the rotating handle to an initial position.
4. The electric bicycle of claim 1, wherein the electric bicycle further comprises a handlebar voltage detection circuit for providing a handlebar voltage signal reflecting a position of a handlebar, the handlebar voltage detection circuit being connected to the controller to output the handlebar voltage signal to the controller; the controller is further configured to perform the steps of:
setting a control state of the electric bicycle to a first state in a case where the electric bicycle is not in a loaded state, wherein the first state represents a state in which the control of the turning torque according to the handlebar voltage signal is prohibited;
and setting the control state to a second state when the electric bicycle is in a loaded state, wherein the second state represents a state that allows the control of the rotation torque according to the handle voltage signal.
5. The electric bicycle of claim 4, wherein the setting the electric bicycle in a second state with the electric bicycle in a loaded state comprises:
acquiring a control state of the electric bicycle when the electric bicycle is in a loaded state;
under the condition that the control state is the first state, judging whether the rotating handle is positioned at an initial position according to the rotating handle voltage signal;
and in the case that the rotating handle is positioned at the initial position, modifying the control state from the first state to the second state.
6. The electric bicycle according to claim 1, wherein the load state is a load state corresponding to a set load range.
7. The electric bicycle of any of claims 1-6, wherein the controller is further configured to perform the steps of:
detecting whether any event in set events occurs;
when the occurrence of any event is detected, the step of judging whether the electric bicycle is in a load state or not according to the target signal is executed;
wherein the setting event comprises at least one of the following events:
the method comprises the following steps that a first event is that the switch state of the electric bicycle is changed from a locking state to an unlocking state;
a second event, reaching a set detection time;
a third event that a voltage of a rotating handle of the electric bicycle changes;
and a fourth event of receiving a reset signal triggered by a reset button of the electric bicycle.
8. The electric bicycle according to any one of claims 1 to 6, wherein the electric bicycle includes a pressure detection circuit as the load detection circuit, the pressure detection circuit being configured to detect a pressure applied to a seat of the electric bicycle and output a pressure signal as the target signal.
9. The electric bicycle according to any one of claims 1 to 6, wherein the electric bicycle includes a current detection circuit as the load detection circuit, the current detection circuit being configured to detect a drive current generated by the controller driving the motor and output a current signal as the target signal.
10. The electric bicycle of claim 9, wherein the determining whether the electric bicycle is in a loaded state according to the target signal comprises:
obtaining a current index value according to the current signal, wherein the index value is a driving current value or a driving power value;
and determining that the electric bicycle is not in a loaded state when the current index value is smaller than a current index threshold value.
11. The electric bicycle according to any one of claims 1 to 6, wherein the electric bicycle includes at least two of the load detection circuits;
the judging whether the electric bicycle is in a load bearing state according to the target signal comprises the following steps:
and under the condition that target signals provided by at least a set number of load detection circuits all reflect that the electric bicycle is not in a load state, determining that the electric bicycle is not in the load state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010621379.3A CN111907635A (en) | 2020-06-30 | 2020-06-30 | Electric bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010621379.3A CN111907635A (en) | 2020-06-30 | 2020-06-30 | Electric bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111907635A true CN111907635A (en) | 2020-11-10 |
Family
ID=73226821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010621379.3A Pending CN111907635A (en) | 2020-06-30 | 2020-06-30 | Electric bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111907635A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089220A (en) * | 1992-11-12 | 1994-07-13 | 本田技研工业株式会社 | The control setup of battery-driven car |
| CN101814719A (en) * | 2010-04-12 | 2010-08-25 | 爱德利科技股份有限公司 | Safety protection system of electric locomotive |
| CN201647057U (en) * | 2009-10-09 | 2010-11-24 | 小山工业株式会社 | Safety device of electric tricycle |
| CN103197254A (en) * | 2013-03-28 | 2013-07-10 | 西南大学 | Testing device and testing method of battery performance in the process of moving of electric vehicle |
| CN104139703A (en) * | 2013-05-07 | 2014-11-12 | 博世汽车部件(苏州)有限公司 | Vehicle driving force control unit, vehicle driving force control system, vehicle driving force control method and vehicle |
| CN105083023A (en) * | 2014-05-12 | 2015-11-25 | 黄远安 | Unintended acceleration-prevention system of electric bicycle |
| CN105416199A (en) * | 2014-07-24 | 2016-03-23 | 冯春魁 | Vehicle operation monitoring, parameter measuring and calculating, overload monitoring method and system |
| CN108327578A (en) * | 2018-01-08 | 2018-07-27 | 南宁市浩发科技有限公司 | A kind of electric vehicle monitoring system and its control method |
| CN110550138A (en) * | 2019-08-30 | 2019-12-10 | 北京摩拜科技有限公司 | Electric power-assisted vehicle control method and device and electric power-assisted vehicle |
| CN111216832A (en) * | 2020-01-19 | 2020-06-02 | 鲨港科技(上海)有限公司 | Starting safety control system, method and device and electric motorcycle |
-
2020
- 2020-06-30 CN CN202010621379.3A patent/CN111907635A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089220A (en) * | 1992-11-12 | 1994-07-13 | 本田技研工业株式会社 | The control setup of battery-driven car |
| CN201647057U (en) * | 2009-10-09 | 2010-11-24 | 小山工业株式会社 | Safety device of electric tricycle |
| CN101814719A (en) * | 2010-04-12 | 2010-08-25 | 爱德利科技股份有限公司 | Safety protection system of electric locomotive |
| CN103197254A (en) * | 2013-03-28 | 2013-07-10 | 西南大学 | Testing device and testing method of battery performance in the process of moving of electric vehicle |
| CN104139703A (en) * | 2013-05-07 | 2014-11-12 | 博世汽车部件(苏州)有限公司 | Vehicle driving force control unit, vehicle driving force control system, vehicle driving force control method and vehicle |
| CN105083023A (en) * | 2014-05-12 | 2015-11-25 | 黄远安 | Unintended acceleration-prevention system of electric bicycle |
| CN105416199A (en) * | 2014-07-24 | 2016-03-23 | 冯春魁 | Vehicle operation monitoring, parameter measuring and calculating, overload monitoring method and system |
| CN108327578A (en) * | 2018-01-08 | 2018-07-27 | 南宁市浩发科技有限公司 | A kind of electric vehicle monitoring system and its control method |
| CN110550138A (en) * | 2019-08-30 | 2019-12-10 | 北京摩拜科技有限公司 | Electric power-assisted vehicle control method and device and electric power-assisted vehicle |
| CN111216832A (en) * | 2020-01-19 | 2020-06-02 | 鲨港科技(上海)有限公司 | Starting safety control system, method and device and electric motorcycle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111976881B (en) | Overload-proof electric bicycle | |
| CN112224324B (en) | Brake control method of electric bicycle and electric bicycle | |
| CN111461831B (en) | Vehicle parking control method, electronic equipment and vehicle system | |
| CN111063120A (en) | Control method of electric bicycle, electric bicycle and electric bicycle system | |
| CN110550138B (en) | Electric power-assisted vehicle control method and device and electric power-assisted vehicle | |
| CN111976875A (en) | Control method and device for safely using bicycle, electronic equipment and vehicle system | |
| CN112581660A (en) | Electric bicycle, use control method thereof and server | |
| US9786180B2 (en) | Position information transmission apparatus, position information transmission system, and vehicle | |
| CN111063122A (en) | Control method of electric bicycle, electric bicycle and electric bicycle system | |
| CN112687033A (en) | Usage control method, user terminal, server and shared vehicle system | |
| CN109421883A (en) | A kind of control method and system of vehicle using motor | |
| CN113650712B (en) | Electric bicycle control method and device and electric bicycle | |
| CN112896387B (en) | Control method and device for riding vehicle and electronic equipment | |
| CN113470339A (en) | Vehicle control method, device, vehicle and system | |
| CN111907635A (en) | Electric bicycle | |
| CN113212615A (en) | Wheel rotation detection device, vehicle and wheel rotation detection method | |
| CN112700595B (en) | Information prompting method and device for electric bicycle and electric bicycle | |
| CN113253702B (en) | Vehicle fault indication method and device | |
| CN109910636B (en) | Control method and device of electric vehicle and electric vehicle | |
| CN111681369A (en) | Parking control method, vehicle, server and vehicle system | |
| CN113562108B (en) | Riding configuration method of electric bicycle and electric bicycle | |
| CN111907623A (en) | Electric bicycle | |
| CN112224326B (en) | Electric bicycle | |
| CN114655343A (en) | Riding state detection method and device and electric bicycle | |
| CN115550847A (en) | Vehicle returning processing method and device for shared vehicles and server |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201110 |