108 results about "Tire pressure" patented technology

1. Name of the product in this design: Tire Pressure Sensor. 2. Purpose of this design: This design is used for automotive diagnostics. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The application discloses an indirect tire pressure monitoring method and system based on multi-modal fusion, and the monitoring method comprises the following steps: acquiring wheel speed data of a vehicle wheel during vehicle operation; obtaining angular velocity drop value, radius drop value and frequency characteristics based on the wheel speed data, which comprises the following steps: processing the wheel speed data to obtain wheel angular velocity data, wheel radius data and wheel frequency data; comparing the wheel speed data corresponding to at least two wheels to obtain angular velocity difference value data, radius difference value data and frequency difference value data; comparing the wheel speed difference value data with standard difference value data to obtain relative difference value data; comparing the relative difference value data with corresponding threshold values, and in response to at least one difference value data in the relative difference value data satisfying the threshold value, marking the corresponding wheel as tire pressure abnormality. The wheel speed signal characteristics can be extracted based on three different dimensions of gear number pulse, radius and frequency domain, and the accuracy and timeliness of system monitoring can be improved.

The embodiment of the application discloses a kind of based on topographic identification's tire pressure adjustment method, device and related medium, the method can include: according to the monitoring data determines the driving scene of vehicle;In response to user click the first button, control the vehicle enters target mode;In the case where the user authorizes automatic inflation and deflation device to carry out automatic inflation and deflation operation to vehicle tire, second button is presented in the display module of the car machine;In response to the user clicks the second button, tire pressure adjustment window is presented in the display module of the car machine;The target tire pressure value input by the user in the tire pressure adjustment window is received;In response to the user clicks the third button, the target tire pressure value is sent to the automatic inflation and deflation device. Implement the method of the embodiment of the application, can provide multiple tire pressure adjustment modes for user according to the topography that vehicle travels, help to reduce the complexity of user adjustment tire pressure, improve the driving experience of user.

A Bluetooth-based tire pressure sensor positioning method. The tire pressure sensor positioning method comprises the steps of: S1, establishing a Bluetooth connection between a vehicle ECU and a tire pressure sensor, and establishing clock synchronization on the vehicle ECU and the tire pressure sensor; S2, the tire pressure sensor periodically sending a positioning data packet to the vehicle ECU, wherein the positioning data packet at least comprises a time offset, and the time offset is used for representing a moment at which the tire pressure sensor reaches a reference point; S3, the vehicle ECU calculating, on the basis of the time offset, a corresponding moment at which a vehicle ECU side reaches the reference point; S4, the vehicle ECU compiling statistics on degrees of deviation with respect to acquired ABS information on the basis of the corresponding moment, and determining the position of the tire pressure sensor on the basis of a statistical result; and S5, if the vehicle ECU determines the position of the tire pressure sensor, the vehicle ECU instructing the tire pressure sensor to stop sending the positioning data packet.

The application provides a deflation valve, which comprises a shell and a valve core assembly installed in the shell, the valve core assembly comprises a connecting pipe and a valve core movably installed in the connecting pipe, a driving mechanism is installed at one end of the valve core assembly, the driving mechanism comprises a motor and a driving block, the driving block is located at one end of the valve core, and a circuit board is further arranged in the shell; the circuit board controls the motor to operate, the motor drives the driving block to push out the valve core to realize deflation. The deflation valve provided by the application can realize accurate deflation by controlling the motor to drive the driving block and the valve core to move, can directly set the required tire pressure value to control pressure deflation, and does not need to detect air pressure by using additional tools in the deflation process, so that the use efficiency of the deflation valve is improved.

The application relates to a sensor-based automobile direct tire pressure monitoring alarm system and method and a vehicle, wherein from the start of the vehicle to the wake-up of a tire pressure sensor before the vehicle speed is greater than 30km / h and within 1min after the vehicle speed is greater than 30km / h for the first time, a controller outputs a tire pressure state as an initialization state; after the vehicle speed is greater than 30km / h for the first time, if a tire pressure value signal is not received or after a certain tire sensor signal is received, the controller outputs a tire pressure state as a sensor loss state; after a low-battery sign bit of the tire pressure sensor is continuously received, the controller outputs a sensor low-battery state; if continuous tire pressure values are less than 80% Pwarm, the controller outputs an under-pressure state; if continuous rapid air leakage frames are received and the tire pressure value is continuously decreasing, the controller outputs a rapid air leakage state; the application adds a tire pressure initialization stage, and improves the driving safety and comfort of users.

The application provides a kind of based on multistage sensing and vehicle networking's tire temperature tire pressure real-time monitoring management method, comprising the following steps: S1: real-time acquisition tire state data;S2: vehicle-mounted end multi-dimensional data is packaged and uploaded to cloud;S3: cloud divides risk level and event type;S4: according to risk level closed-loop intervention.It also provides monitoring management system, including information acquisition layer: sensor module and repeater module;Vehicle-mounted processing layer: receiver and vehicle-mounted positioning communication terminal, cloud data processing layer, including risk model operation module, application management layer, for displaying state and providing risk intervention;The application solves the problems of limited signal transmission distance, data cannot be remotely monitored, and single early warning mechanism and lack of closed-loop management, thereby effectively preventing tire burst, reducing energy consumption, reducing tire wear and improving the overall operation safety level of the fleet.

This invention discloses a segmented shaping control method and system for a PCL shaping machine based on temperature gradients, belonging to the field of PCL shaping machine control technology. The method includes: acquiring multi-region temperature data when the tire enters the PCL shaping machine and calculating tire shaping risk characterization parameters; dynamically segmenting the tire shaping process; constructing a multi-stage shaping parameter model and obtaining a multi-stage shaping control correction strategy; constructing a segmented shaping control path; executing tire pressure holding, cooling, and shaping, and performing closed-loop correction on the segmented shaping control path. This invention solves the technical problems of coarse temperature gradient control, parameter mismatch in each stage, and the tendency for abnormal coupling disturbances to cause uneven tire shaping and large fluctuations in molding quality in existing PCL shaping processes. It achieves precise dynamic segmented control and pre-optimization of abnormal coupling throughout the entire PCL shaping process, improving the uniformity of tire shaping temperature and the stability of molding quality.

This utility model discloses an externally implanted mushroom-shaped tire repair device, relating to the field of tire repair tools. The repair patch includes a filler stem and a sealing strip. The filler stem is used to seal the tire's puncture hole, and the sealing strip is used to seal the tire's inner wall. The sealing strip rotates 90° and rolls up to wrap the filler stem. Through the connection and cooperation between a grinding cone, a packaging tube, a push tube, and a guide sheath tube, the filler stem and sealing strip can be easily inserted into the tire's interior and the location of the puncture hole. Vulcanizing adhesive is then injected to complete the repair. This achieves sealing treatment at two locations of the puncture hole, forming a double-safety structure. Under tire pressure, the sealing strip adheres tightly to the inner wall of the puncture hole, improving the sealing effect. Furthermore, due to the integrated structure of the filler stem and sealing strip, the sealing strip, pressed tightly against the tire's inner wall, locks the filler stem in the opposite direction, preventing it from slipping out of the puncture hole and ensuring the repair's durability.

The embodiment of the present application provides a tire pressure signal positioning method, system, controller, vehicle, medium and product, which comprises the following steps: receiving a first tire pressure signal during the scanning trigger of adjacent low-frequency antennas; the scanning range of the adjacent low-frequency antennas contains a target position; determining a target tire pressure signal from the first tire pressure signal; and associating the target tire pressure signal with the target position to position the target tire pressure signal. Through the embodiment of the present application, the tire pressure signal can be quickly positioned.

The utility model provides a kind of installation structure of automobile tire pressure sensor, it is related to tire pressure sensor technical field, including tire pressure sensor body and air cock.The utility model is cooperated by positioning block, fixed plate, round hole, positioning groove, slot, inserting rod, installation slot, mounting plate, spring one, limit block, limit hole, side plate, slide column, baffle ring, spring two and pull handle etc., the detachable connection of tire pressure sensor body and air cock is realized, when one of components is damaged, it can be individually disassembled and replaced, without overall replacement, substantially reduce maintenance cost, reduce unnecessary resource consumption, reduce the economic burden of user, simultaneously, the installation of the structure is accurately positioned by positioning block and positioning groove, then cooperate with the simple operation of inserting rod, limit block, slide column etc. Component can be extracted inserting rod by pulling pull handle, pressing limit block when disassembling, realize the quick separation of component, greatly simplify installation and maintenance process.

An air inflation hub bearing assembly comprises a rotary sealing assembly and a hub bearing connected therewith, the hub bearing comprising a hub outer ring and a hub flange, the rotary sealing assembly comprising a static sealing ring cover and a dynamic sealing ring cover, the static sealing ring cover being provided with an air inlet channel, the dynamic sealing ring cover being provided with an air outlet channel, and a sealing assembly being arranged between the static sealing ring cover and the dynamic sealing ring cover, the sealing assembly comprising a static sealing ring fixed to the static sealing ring cover and a dynamic sealing ring fixed to the dynamic sealing ring cover, the static sealing ring and the dynamic sealing ring abutting against each other through interference contact to achieve dynamic sealing. The present application has the beneficial effect that through the interference contact of the static sealing ring and the dynamic sealing ring, dynamic sealing is achieved when the hub bearing rotates, effectively solving the problem that the traditional air inflation hub bearing is prone to air leakage during high-speed or long-term use, thereby improving air tightness, ensuring stable tire air pressure, and improving vehicle safety, fuel efficiency and equipment life.

The application provides a tire pressure abnormality alarm method, device and equipment, which is applied to an alarm device, the alarm device is installed on a vehicle, the alarm device comprises a power supply module and an alarm module; the power supply module is used for power supply of the alarm device, and the method comprises the following steps: when the acceleration of the tire of the vehicle detected by an acceleration sensor is lower than a preset acceleration threshold value, the alarm device determines that the vehicle is in an off state; the alarm device acquires tire pressure data of each tire of the vehicle collected by a tire pressure sensor, and when it is detected that the tire pressure data of at least one tire does not satisfy a preset tire pressure safety judgment condition, it is determined that the tire has a tire pressure abnormality; and the alarm device drives the alarm module to output an alarm signal. Thus, local monitoring and alarm of the tire pressure abnormality can be realized in the off state of the vehicle.

This invention provides a method, system, medium, and device for vehicle tire blowout stability control, belonging to the field of vehicle active safety technology. The method acquires tire pressure monitoring signals from all four tires; determines whether a tire has blown out and the corresponding tire position based on the tire pressure monitoring signals; the electronic power steering control system switches to a heavier feel mode; the electronically controlled suspension system raises the suspension height and increases damping; the drive control system limits torque output; the vehicle motion domain control system recognizes driving intentions and performs corresponding braking and / or drive control to reduce instability until the electronic power steering control system detects a yaw control threshold, at which point the vehicle dynamic control system's correction function intervenes. This method offers advantages such as faster response and higher stability, and can be used in conventional non-distributed drive electric vehicles, reducing the risk of driver error and achieving smooth short-distance driving and safe parking.

This application discloses an inflation device, control method, terminal, and related products. The inflation device includes a half-shaft, a housing, a drive component, and two first sealing rings. The half-shaft is connected to a wheel of the terminal, and the half-shaft has a first channel. The housing is fitted onto the half-shaft and rotatably connected to it. A first gap exists between the housing and the half-shaft; the two first sealing rings are connected to the housing at intervals. The drive component drives the two first sealing rings to switch between a sealed state and an unsealed state. In the sealed state, the two first sealing rings seal at least a portion of the first gap as an inflation chamber; in the unsealed state, a leakage space is formed between the two first sealing rings and the half-shaft. When the tire pressure is low, an air source inflates the tire through the inflation chamber and the first channel. When the tire pressure is normal, a leakage space is formed between the two first sealing rings and the half-shaft. The device can automatically inflate tires without the need for frequent external inflation equipment.

The utility model provides a tire pressure sensor belongs to the punching auxiliary technical field, it solved the technical problem of the wheel hub after punching and the convenient polishing. The punching auxiliary equipment of tire pressure sensor includes the workstation, and the inside top of L type mounting bracket is equipped with the quick release mechanism that carries out the quick replacement to drill bit, and the quick release mechanism includes the second rotating lever, and the bottom all around of second rotating lever is installed with the elastic thread piece, and the bottom of second rotating lever outer wall is equipped with the first thread groove that with the outside thread of elastic thread piece is in communication, the outer wall of elastic thread piece is equipped with the fixed sleeve of adaptation, and the inner wall top and bottom of fixed sleeve are equipped with the communication trapezoidal thread groove, and the top of drill bit is located in the inside of multiple elastic thread pieces. In the utility model, the effect that carries out the quick replacement to drill bit is realized, and the hole burr of wheel hub is polished and is edged conveniently, saves the time of replacing drill bit, and the efficiency of wheel hub punching is improved.

A test method comprising: acquiring a design image (S101); on the basis of a preset mapping relationship and functional modules in the design image, generating a simulated data packet (S102); by means of a vehicle system, receiving and analyzing the simulated data packet (S103); in response to a first instruction, displaying on an in-vehicle infotainment interface of the vehicle system tire pressure, vehicle speed, fuel consumption and distance travelled (S104); acquiring a screenshot of the in-vehicle infotainment interface to obtain a target image (S105); and using an image processing technology to compare the design image with the target image, so as to verify whether the interface is correctly displayed, thereby obtaining a test result (S106). The present application can reduce the complexity of test processes, improve test efficiency, and reduce test costs. The present application further relates to a test apparatus, an electronic device, and a storage medium.

The utility model provides a kind of tyre pressure monitoring device for tractor, including tyre pressure sensor, first repeater, second repeater, support one and support two, tyre pressure sensor is installed on the rim of each wheel, wherein the tyre pressure sensor on front axle is electrically connected with tractor instrument by first repeater, the tyre pressure sensor on middle axle and rear axle is electrically connected with tractor instrument by second repeater;First repeater is installed on support one, support one both ends are bent outward respectively, and bending portion is connected with frame;Second repeater is installed on support two, and horizontal part of support two is connected with frame.The utility model realizes real-time monitoring to each tyre pressure of tractor by the signal transmission of sensor and repeater, and timely discovers abnormal situation of tyre, and repeater is installed on frame by support, and the installation position of repeater can be flexibly adjusted according to the specific structure of tractor, and line layout is facilitated.

This invention discloses a method and automotive product for detecting driving range based on tire pressure changes. The method includes steps such as determining the rolling resistance coefficient increment based on the target tire pressure information of the target tire, determining an energy consumption correction factor based on the rolling resistance coefficient increment, and determining pre-attenuation driving range information based on the displayed driving range information and the energy consumption correction factor. This invention introduces an energy consumption correction factor determined based on factors such as the deviation of the vehicle's real-time tire pressure from ideal operating conditions and the vehicle's driving kinetic energy. This corrects the displayed driving range information to obtain pre-attenuation driving range information, which is closer to the actual driving range than the displayed driving range information. This reduces the degree of inflated detected driving range, providing more accurate and reliable driving range information and offering more reliable data support for vehicle driving, thus improving the driving experience. This invention has wide applications in the automotive technology field.

1. The name of the design product: graphical user interface for operation of electronic device (C02). 2. The use of the design product: for an electronic device. 3. The design points of the design product: in the graphical user interface. 4. The picture or photo that best indicates the design points: front view. 5. The use of the graphical user interface: the design graphical user interface is used for running parameters, tire pressure detection, camera, user operation reminder information, etc. The interface shown in the front view is the initial interface, in the front view, sliding to the left enters the interface change state diagram 1, in the interface change state diagram 1, sliding to the left enters the interface change state diagram 2. 6. Other circumstances that need to be explained: "X" in the interface represents replaceable text, numbers, letters or symbols.

The utility model discloses an embodiment relates to vehicle technical field, especially a kind of tyre pressure monitoring device and vehicle, tyre pressure monitoring device includes: at least one tyre pressure sensor, the tyre pressure sensor is configured to send tire state information by radio frequency signal and bluetooth signal simultaneously;At least two receivers are respectively arranged in the front area and rear area of vehicle, each receiver is configured to receive radio frequency signal and bluetooth signal;Vehicle body controller is connected with at least two receivers;Wherein, vehicle body controller is configured to: receive the demodulated tire state information from each receiver, and based on signal repetition consistency number and preset receiver signal priority, select and use the tire state information to carry out tire state judgment.The tyre pressure monitoring device of the utility model, by setting dual-frequency communication, improve the reliability and anti-interference ability of signal reception, improve the accuracy, stability and safety of tyre pressure monitoring.

The application provides a kind of integrated hub embedded tire pressure monitoring sensor structure, relating to the field of automobile tire pressure detection, including hub body, arc embedded groove is opened in the rim neutral layer position of hub body, arc embedded groove is in the same axis with spoke, the curvature of arc embedded groove is matched with the circumferential curvature of hub body;Protective cover plate is sealed and covered at the slot opening of arc embedded groove;Integrated sensing module includes arc-shaped packaging shell, pressure sensing unit, signal processing circuit and radio frequency antenna;Arc-shaped packaging shell is conformal and is attached with arc-shaped embedded groove, and integrated sensing module is completely embedded in the inside of arc-shaped embedded groove;Avoid the stress concentration problem caused by slot right-angle transition, arc-shaped groove body and round corner structure can effectively disperse the hoop tensile force and radial bending stress of rim and spoke;Solve the problem that existing installation groove is mostly straight groove and rectangular groove structure, and stress concentration is easily generated when hub is stressed.

1. Name of the design product: multifunctional tire pressure gun. 2. Use of the design product: the design product is used for detecting tire pressure and inflating or deflating the tire. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view.

1. The name of the design product: air pump. 2. The use of the design product: mainly used for inflating tires, measuring tire pressure, etc. Equipped with various inflation nozzles, which can be used for car, truck, motorcycle tire inflation. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

This application provides a method and related apparatus for calibrating lane centering control parameters. The method includes: determining a target operating condition category based on environmental condition perception information, tire pressure status perception information, and load perception information; determining a condition characteristic quantification index when the target operating condition category meets the control parameter calibration trigger condition; and obtaining a first target control parameter based on the compensation standard proportional coefficient of the condition characteristic quantification index. By determining that the target operating condition category meets the control parameter calibration trigger condition, and then obtaining the first target control parameter based on the compensation standard proportional coefficient of the condition characteristic quantification index, this method improves the accuracy and intelligence of lane centering control compared to using only fixed lane centering control parameters under different weather conditions, tire pressure conditions, and load conditions.

A system for measuring internal tire pressure may include a processing circuit and a memory coupled to the processing circuit. The memory may store instructions executable by the processing circuit to cause the processing circuit to perform operations. The operations may include determining a contact patch area of ​​the tire on a driving surface. The operations may further include determining a load on the tire. The operations may further include determining the internal tire pressure based on the load on the tire and the contact patch area.

This invention relates to the field of agricultural machinery technology, specifically to a multibody dynamics coupling modeling method for a tractor's integrated transmission system that integrates tire-soil-implement interaction. The method includes constructing an initial multibody dynamics model comprising the engine, main and auxiliary gearboxes, transfer case, front and rear drive axles, and tires. By incorporating soil hardness, tire pressure, and implement parameters, and introducing tire-soil and implement-soil interaction models, the mechanical coupling between tires, implements, and soil is achieved. Through high-precision numerical solutions, the traction efficiency and energy consumption indicators of the tractor under different soil conditions and operating modes are obtained, thus providing theoretical support for tractor energy efficiency optimization and operating strategies. This invention, through global coupling modeling and high-precision simulation, can effectively improve the traction efficiency of the tractor transmission system, reduce energy consumption, and provide quantitative basis for optimized design, possessing broad engineering application value.

This application discloses a control method, device, computer equipment, and storage medium for tire pressure display, relating to the field of vehicle data detection technology, to solve the problem of excessive power consumption caused by traditional tire pressure sensors transmitting monitoring data at a fixed frequency. The method includes: determining the current operating condition of the vehicle based on collected vehicle state parameters; performing a pre-verification of the vehicle according to the pre-verification rules corresponding to the operating condition; and, if the pre-verification passes, sending a low-frequency wake-up command to the tire pressure sensor, wherein the low-frequency wake-up command is either a first-type wake-up command or a second-type wake-up command; the first-type wake-up command instructs the tire pressure sensor to immediately transmit the monitored tire data, and the second-type wake-up command instructs the tire pressure sensor to switch the initial cycle for transmitting tire data to a target cycle. In response to receiving the tire data transmitted by the tire pressure sensor, the tire data is displayed.

This invention relates to a method for determining soil compaction degree using balers based on real-time machine parameters. Specifically, it relates to a method for determining soil compaction degree in the agricultural field. The purpose of this invention is to address the problems of existing soil compaction degree determination methods, which rely on laboratory testing, consider only a single parameter, have low accuracy, and poor real-time performance. The process is as follows: Acquire the real-time driving speed of the tractor, the tractor's own weight, the tractor's load weight, the tractor's tire pressure, the number of tractor trips, the mass of straw collected per unit time, and the baler's straw compaction density; obtain standardized real-time driving speed of the tractor, standardized tractor's own weight, standardized tractor's load weight, standardized tractor's tire pressure, standardized number of tractor trips, standardized mass of straw collected per unit time, and standardized baler's straw compaction density; calculate the soil compaction degree using a matrix method; and classify the soil compaction degree into grades.

The application relates to a control method of a tire pressure monitoring device and related products, and belongs to the technical field of tire pressure monitoring, wherein the method comprises the following steps: acquiring environmental noise information of an environment in which a tire pressure monitoring device is located; determining target emission parameters of the tire pressure monitoring device based on the environmental noise information; and controlling the tire pressure monitoring device to perform signal emission according to the target emission parameters. The method can solve the problems of signal reception reliability reduction and / or excessive emission end energy consumption caused by the fact that a fixed emission intensity cannot adapt to a dynamic interference environment.