1640results about "Cycle equipments" patented technology

The invention discloses an electric bicycle lithium battery data real-time monitoring and early warning system and method, and relates to the technical field of battery management, and the system comprises a multi-dimensional data collection module which is used for obtaining a multi-source heterogeneous data set of a lithium battery system; the collaborative feature extraction module is used for generating a comprehensive evaluation parameter set; the dynamic threshold generation module is used for constructing a self-adaptive early warning boundary model according to the comprehensive evaluation parameter set; the intelligent decision module is used for generating a hierarchical control instruction set based on a multi-objective optimization algorithm; and the cloud collaboration module is used for synchronizing the hierarchical control instruction set to the edge computing node and the cloud management platform, and triggering a multi-level linkage protection mechanism based on the game theory when the thermal runaway risk index is detected to exceed a first dynamic threshold value. According to the electric bicycle lithium battery data real-time monitoring and early warning system and method provided by the invention, the safety and reliability of a battery system are improved.

The invention discloses a child electric motorcycle intelligent safety control system based on the Internet of Things, and relates to the technical field of electric motorcycle safety control. The problem of insufficient driving risk perception and control response of children is solved. The method comprises the following steps: firstly, fusing obstacle trajectory prediction, a road adhesion coefficient and an environment contour, constructing a dynamic risk vector field, and generating a collision probability and out-of-control coefficient fused risk assessment matrix; then, the matching degree of handle operation and vehicle body response is calculated through cross attention, and a third-level behavior label is output; according to the behavior level and the risk direction, anti-sideslip control or progressive power limitation is executed, and intervention characteristics are recorded; and finally, constructing a virtual training task by using parent operation data, extracting a personalized control threshold, dynamically optimizing system parameters, and realizing a child driving behavior-oriented closed-loop safety control system.

The invention provides a two-wheeled electric vehicle control system and method, and the system comprises a user side control platform which is used for detecting the operation of a user on a reverse turning handle, and generating a corresponding control instruction according to the pre-configured function setting; the communication module is used for bidirectionally transmitting instruction signals and vehicle state information in real time between the user end control platform and the vehicle end control system; and the vehicle end control system is used for receiving and analyzing the control instruction, judging the running or static state of the vehicle, executing kinetic energy recovery braking or driving mode switching in the running state, executing a reversing function or a self-defining function in the static state, and feeding back a vehicle execution result or vehicle state information through the communication module. The technical problems that in the prior art, the control function of a control terminal is single, the operation mode is not convenient enough, and the integration degree of the control terminal and vehicle functions is low are at least solved.

A method for pairing a control device for an electric bicycle includes (i) connecting the control device to a first server, (ii) connecting the control device to an electric bicycle, (iii) providing a first bicycle ID and a second bicycle ID of the electric bicycle, (iv) providing pairing data from the first server on the basis of the first bicycle ID, (v) connecting the control device to a second server, and (vi) providing further pairing data from the second server on the basis of the second ID.

A modular electric wheel assembly. The assembly including a motor with a rotor in a rotary union with a stator. The motor of the brushless DC type and including a circular rotor rotating about a central axis and including a central hollow axle. The hollow axle configured for coupling with a removable energy source and / or an external energy source and including attachment structures for a plurality of attachments to enable riding by a user or configuration within a parent vehicle such as a bicycle or moped, or use as another machine type, such as a power tool or power generation machine. The rotor configured with a quick-change mechanism through a first ring configured to accept a plurality of removable wheel types and rotatable attachments, enabling a user to select a variety of unique wheel / tire types and configurations for a variety of applications.

The invention discloses a gravity center self-adjustment control system and method based on an electric balance car, and relates to the technical field of electric balance car control, and the gravity center self-adjustment control system comprises a multi-source sensing module, a control decision module, a multi-mode execution module and a safety control module. According to the invention, attitude, pressure, motion and environment data are fused in real time through the multi-source sensing module, three types of instability risks of sudden lateral offset, continuous slope offset and load distribution abnormity are accurately identified, and the control decision module intelligently starts differential compensation, wheel track adjustment or counterweight adjustment according to risk types. The multi-mode executing mechanism can cope with composite unbalance in a cooperative mode, the safety control module adopts a dynamic threshold value to adjust intervention sensitivity, multiple guarantees are formed in combination with a fault diagnosis and speed reduction parking mechanism, and finally the control burden of a user is relieved while the trafficability of complex road conditions is improved.

An electrical device for a rotational device of a human-powered vehicle comprises a force sensor, a position detector, and an electronic controller. The force sensor is configured to measure a force applied to the rotational device. The position detector is configured to detect a rotational position of the rotational device. The electronic controller is configured to adjust a measurement value of the force sensor based on the rotational position detected by the position detector.

A series hybrid / human-powered vehicle includes a generator rotatably coupled to a crankset with foot or hand pedals, one or more motors electrically coupled to the generator and mechanically coupled to vehicle wheels, and a user input resistance device providing supplemental counter-torque to the crankset. A controller with a processor and memory executes instructions to: determine an optimal range of pedaling cadence and torque for a user, calculate a generator counter-torque at the optimal cadence, and set the user input resistance device to adjust the overall counter-torque, which comprises generator and supplemental counter-torques, to maintain it within the optimal range. A stationary fitness machine may incorporate similar components to enhance exercise performance.

A time display system for an electrically assisted vehicle includes a display and at least one processor configured or programmed to acquire time information representing information on a time that is output by a battery pack that supplies electric power to an electric motor that generates drive power to cause the electrically assisted vehicle to travel, and to cause the display to display a current time based on the time information.

A detection system comprises a load sensor and electronic controller circuitry. The load sensor is configured to obtain load information relating to a load applied, while a rider rides a human-powered vehicle, to a wheel of the human-powered vehicle. The electronic controller circuitry is configured to obtain, based on the load information, motion information relating to a motion of the human-powered vehicle.

In one embodiment, a method includes determining vibration signals detected by a personal mobility vehicle, determining that the vibration signals correspond to an unexpected event occurred to the personal mobility vehicle, generating a feedback signal corresponding to the unexpected event, and transmitting the feedback signal corresponding to the unexpected event.

The invention discloses an electric motorcycle intelligent safety control system based on multi-sensor fusion. The system comprises a sensor module, a data processing unit, a target detection and classification module, a danger level evaluation module and a motor control module, and realizes all-weather and all-around environmental perception and target detection through data fusion of a millimeter wave radar, a visible light camera and an infrared camera. And the power output of the motor is intelligently regulated and controlled according to the detected danger level, so that the driving safety of the electric motorcycle is improved. The problem of limitation of a single sensor of an existing electric motorcycle safety system is solved, the stability and reliability of the system in a complex environment are improved, and early warning and intelligent prevention and control of potential risks are achieved.

The invention relates to the technical field of riding safety monitoring, in particular to a riding monitoring method, device and system and an electric vehicle. The method is applied to the electric vehicle and comprises the steps that physical sign information of a user in a riding task is obtained, and the physical sign information at least comprises the body temperature, the heart rate and the breathing frequency; vehicle state information of the target vehicle is obtained, the riding behavior level of the user is determined based on the vehicle state information, and the behavior level represents the intense degree of riding the target vehicle by the user; the vehicle state information at least comprises a vehicle body inclination angle, a driving speed, braking times and a braking speed; the riding risk level of the user is determined based on the physical sign information and the behavior level, an early warning instruction is generated when the riding risk level meets the set requirement, and the early warning instruction is used for conducting risk prompting on the user and / or conducting deceleration on the target vehicle. By the adoption of the scheme, the safety of a user in the riding process can be improved.

An electrical device of a rotational device for a human-powered vehicle comprises a wireless communicator and an electronic controller. The wireless communicator is configured to wirelessly communicate with an additional electrical device. The electronic controller is electrically connected to the wireless communicator to wirelessly communicate with the additional electrical device via the wireless communicator. The electronic controller is configured to control the wireless communicator to execute pairing in response to a reverse rotation of the rotational device.

A temperature sensor holder with which it is possible to easily mount a temperature sensor without giving damage on an object to which the temperature sensor is mounted, etc., includes a sensor holding portion that holds the temperature sensor; a holder engagement portion that is to be engaged with an object; and an arm having a curved portion that connects the sensor holding portion and the holder engagement portion. A temperature sensor mounting method for easily mounting the temperature sensor to a motor without giving damage on the motor includes engaging the holder engagement portion with an insulator due to elastic force of the curved portion of the arm of the temperature sensor holder, and at the same time, bringing the temperature sensor into pressure contact with a stator coil by the sensor holding portion to mount the temperature sensor holder to the insulator.

The invention provides an electric two-wheeled vehicle lane departure detection and early warning method and related equipment, and the method comprises the steps: obtaining the driving state information and road environment information of a vehicle, the driving state information comprises inertial motion parameters collected by an inertial sensor, the road environment information comprises road image data acquired by a camera and target point cloud data acquired by a millimeter wave radar; performing time synchronization and space coordinate calibration on the driving state information and the road environment information, and constructing a fusion data frame under a unified space-time coordinate reference system; state characteristic parameters of the vehicle are extracted based on the fused data frame, and a state vector is constructed; inputting the state vector into a deviation judgment model for analysis, and judging whether the vehicle has lane deviation or not; and if lane departure exists, early warning prompt is executed. The lane departure detection method and the lane departure detection device are suitable for sensing requirements of the two-wheeled vehicle in an unstructured road environment, and accuracy and robustness of lane departure detection on a two-wheeled vehicle platform with low computing power and low cost are improved.

An electrical device of a rotational device for a human-powered vehicle comprises a force sensor and an electronic controller. The force sensor is configured to sense a force applied to the rotational device. The electronic controller is configured to adjust an output value of the force sensor at an adjustment timing in a case where vehicle information relating to the human-powered vehicle meets a determination condition. The electronic controller is configured not to adjust the output value at the adjustment timing in a case where the vehicle information does not meet the determination condition.

The invention is suitable for the technical field of data processing, and provides a gradient detection method and device, a vehicle control device and a program product, and the method comprises the steps: obtaining the y-axis mileage of a vehicle; the y axis specifically refers to a coordinate axis which takes the mass center of the vehicle as an original point and points to a vehicle head along the longitudinal axis direction of the vehicle; constructing a Kalman filtering equation based on the y-axis mileage, the y-axis speed and the slope sine value; based on the Kalman filtering equation and measurement information output by an inertial sensor arranged on the vehicle, the gradient result of the road surface where the vehicle is located is obtained through calculation. The gradient result is determined by combining the y-axis mileage, the measurement information of the inertial sensor and the Kalman filtering, so that a relatively large error caused by only using the inertial sensor is avoided, and the gradient detection accuracy is improved.

The application discloses a punching device for motorcycle exhaust muffler pipes and particularly relates to the technical field of punching devices, which comprises a supporting frame, a clamping and punching assembly arranged on the supporting frame, the clamping and punching assembly comprising a central cylinder arranged in the supporting frame, one end of the central cylinder being provided with an adjusting circular truncated cone cylinder, and a plurality of clamping blocks being arranged on the middle part of the adjusting circular truncated cone cylinder. The clamping blocks can be synchronously contracted or expanded along the radial direction, and the arc-shaped fitting grooves on the clamping blocks and the rubber pads can stably clamp the motorcycle exhaust muffler pipes with a certain range of outer diameter differences. The punching device can solve the problem that the traditional punching device can only be adapted to single-specification pipes and the time-consuming replacement of molds, greatly improve the universality of the equipment, simultaneously punch different positions of the same section of the muffler pipe, and automatically feed the slip ring through the motor-driven screw rod, so that the clamping, angle adjustment, punching and resetting linkage operation can be completed, manual intervention is reduced, and the operation strength is reduced.

The utility model relates to a center shaft torque sensor with a limiting function, and belongs to the field of power-assisted bicycles. The device comprises a middle shaft, a left bearing seat, a bearing, a protective sleeve, a right five-way seat, an elastic body, a needle bearing and a strain gauge, the two ends of the protective sleeve are connected with the left bearing seat and the right five-way seat respectively, the bearing is installed between the left bearing seat and the middle shaft, the needle bearing is installed between the elastic body and the middle shaft, and the strain gauge is installed between the elastic body and the middle shaft. The elastic body is located in the right five-way seat, the strain gauge is pasted on the elastic body, two ends of the elastic body are respectively a fixed end and a free end, and the elastic body is structurally characterized in that the fixed end of the elastic body is fixed with the right five-way seat, the free end of the elastic body is provided with a limiting convex rib, and the limiting convex rib and the elastic body are of an integrated structure.

A method for operating a drive unit of an electric bicycle includes (i) determining a rider torque signal, which is based on a rider torque generated by way of muscle power of a person riding the electric bicycle, (ii) first filtering of the rider torque signal by way of a first low-pass filter, (iii) second filtering of the rider torque signal by way of a second low-pass filter, and (iv) generating, in a controlled manner, a motor torque by way of the drive unit as a function of the rider torque signal filtered by way of the second low-pass filter.

This disclosure relates to display systems and methods for vehicles. This application discloses systems and methods for presenting information to recreational vehicle riders and providing them with customizable visual information. This application also discloses systems and methods for connecting and transmitting audio information between a driver's portable communication device and a driver's audio interface device, and between a passenger's portable communication device and a passenger's audio interface device, within a recreational vehicle.

A control system for an electric bicycle includes a drive controller designed to provide drive control of the electric bicycle. The drive control is implemented on the basis of a set of drive parameters. The drive parameters are configurable for one or more assistance modes by way of a user interface.

Devices, systems, and methods are disclosed for customizing audio experiences associated with operation of a ridable device. An electronic device having a processor detects contextual information such as speed, acceleration, ambient noise level, environment type, or location of the ridable device. Sensor data from accelerometers, gyroscopes, microphones, cameras, or positioning systems may be processed to identify these conditions. Based on the detected context, the electronic device determines audio configuration parameters, including selection of audio content, adjustment of volume, blending of tracks, or modification of tempo or pitch. The determined parameters are applied to output audio through one or more speakers of the electronic device, the ridable device, or associated accessories. In some implementations, playback is synchronized with other riders using a common time reference, geo-fence triggers are employed to provide location-specific content, or warning sounds are generated when nearby objects are detected, enhancing both rider enjoyment and environmental awareness.

A drive unit of an electrically assisted bicycle includes a housing, a crank shaft extending through a first wall and a second wall of the housing and rotatably supported by the housing, a motor inside the housing, a cover inside and attached to the housing to cover at least a portion of the motor, and a speed reducing mechanism between the cover and the second wall inside the housing. The cover includes a bulging portion bulging outward from the motor when viewed from an axial direction of the crank shaft. The speed reducing mechanism includes a first speed reducer rotatably supported by the cover and the second wall so that a rotational axis center of the first speed reducer is located at the bulging portion when viewed from the axial direction of the crank shaft.

The invention provides a riding gear switching reminding method and system based on electronic speed change, electronic equipment and a storage medium. Real-time vehicle states are represented by pedaling frequency, vehicle speed and gears. Environment information taking the current road gradient and a predicted gradient sequence generated based on the front path as the core; and the user personalized parameters comprise the optimal pedaling frequency interval. According to the current state evaluation step, real-time vehicle data and the current gradient are combined to estimate the riding load, collaborative analysis is conducted on the riding load and the optimal pedaling frequency interval preset by a user, and therefore whether the current gear is matched with the riding state or not is judged. In the future trend prediction step, the real-time data, the current gradient and the front predicted gradient sequence are utilized to simulate the riding state change in a future period of time under the condition that the current gear is kept unchanged, and whether two core indexes of the pedaling frequency and the load deviate from an ideal range or not is emphatically pre-judged. And in the decision instruction output step, intelligent response is made according to the preorder evaluation and prediction result.

The present invention obtains a rider-assistance system, a data structure, and a control method capable of improving safety of a straddle-type vehicle.In a rider-assistance system 1, the data structure, and the control method according to the present invention, an execution section of the rider-assistance system 1 executes rider-assistance operation to assist with driving by a rider. Furthermore, a generation section of the rider-assistance system 1 generates travel guide information on a curved road by subjecting a data set, which includes turning travel information of each of plural straddle-type vehicles 10 on the curved road acquired by each of the vehicles, to statistical processing. Before the straddle-type vehicle 10 enters the curved road, the execution section executes the rider-assistance operation on the basis of the travel guide information that is generated by the generation section.

The invention discloses bicycle hollow corrugated wall handlebar machining equipment, and particularly relates to the field of bicycle hollow corrugated wall handlebar machining, the bicycle hollow corrugated wall handlebar machining equipment comprises a pipe bending machine body, a connecting supporting plate, a hydraulic cylinder, a first clamp, a rotating mechanism, a second clamp and a pipe bending mechanism, the connecting supporting plate, the hydraulic cylinder and the first clamp are sequentially fixed to the upper portion of the pipe bending machine body, and the rotating mechanism is fixed to the lower portion of the pipe bending machine body; through the axial supporting effect of the core rod body, axial shrinkage caused by uneven stress in the bending process of the hollow pipe can be effectively avoided, precise conveying of lubricating oil is achieved through cooperative work of the oil inlet hose and the oil outlet hole ball, the lubricating oil can be directly conveyed to the position needing to be lubricated, waste and invalid smearing of the lubricating oil are avoided, and the service life of the hollow pipe is prolonged. In the continuous pipe bending process, lubricating oil can be continuously supplemented between the first outer supporting core sleeve and the inner wall of the hollow pipe and between the second outer supporting core sleeve and the inner wall of the hollow pipe, the problem that the lubricating effect is rapidly attenuated in a traditional manual oil coating mode is effectively solved, and the lubricating effect is more durable and stable.

Embodiments include a recoil housing for an engine in a vehicle. The recoil housing includes a housing portion having one or more engine fastening features, an arm integrated with the housing portion, and a mounting portion integrated with the arm. The mounting portion includes one or more mounting portion features.