34results about How to "Reduce the number of harnesses" patented technology

The invention relates to a vehicle external modulation controller based on a CAN bus and an LIN bus, comprising a bus receiver used for converting CAN bus protocol, a bus receiver used for converting LIN bus protocol, a solar sensor, a voltage stabilizer, a main control unit, a driving unit and a triode overcurrent protection circuit. Because the invention adopts the control strategy based on the CAN bus and the LIN bus, not only the vehicle external modulation can be controlled integrally, but also the wiring harness can be reduced appropriately; in addition, the failure of the vehicle external modulation can be stored and read and better matched with other nods of the whole vehicle to improve the stability of the whole vehicle.

The invention provides a whole car controller test device of an electric car. The device comprises a main control module, a simulation control module and a fault judgment module, wherein a control module and a battery management system simulation model are preset in the main control module, the battery management system simulation model can be matched with a simulation signal transmission board card in the simulation control module, and thus signal transmission between the main control module and a whole car controller to be tested is ensured. The fault judgment module tracks and records signal transmission and feedback results between the main control module and the whole car controller to be tested, the quantity of sensors and the quantity of wiring harnesses are greatly reduced, each interface does not need to be tested artificially, and a test result can be directly reflected via a software model. The test period can be greatly shortened, and the working strength of operating personnel and the operation cost are reduced.

The invention provides a controlling method of a power lift gate spindle and a power lift gate system. The power lift gate system comprises the power lift gate spindle, wherein the power lift gate spindle comprises a spindle shell, a motor arranged in the spindle shell and a power lift gate controller arranged in the spindle shell; and the power lift gate system also comprises a domain controllerconnected with the power lift gate controller. The method comprises the following steps: collecting operation parameters of the motor arranged in the spindle shell by adopting the power lift gate controller and sending the operation parameters of the motor to the domain controller; and sending power lift gate control commands to the power lift gate controller by the domain controller according tothe operation parameters of the motor based on combination of switch states collected by the domain controller, triggering of pinch strip sensors and a current state of a whole vehicle so that the power lift gate controller controls the power lift gate spindle to be stretched, shrunk or stopped according to the power lift gate control commands. According to the controlling method of the power liftgate spindle and the power lift gate system disclosed by the invention, the failure probability of the power lift gate system can be reduced.

The invention relates to a vehicle-mounted central controller which comprises a processor, a memory, an address latch, a bus interface circuit, an external input signal acquisition circuit, an output signal control circuit and an auxiliary circuit. A high-power electric appliance is directly driven by a power switching element instead of a relay, so as to realize a function of diagnosing the related electric appliance. A special diagnosis device can be replaced by a notebook computer which is configured with special diagnosis software. The functions, such as downloading on-line programming application software, setting vehicle parameters, on-line diagnosis, and the like, can be realized by utilizing a USB (universal serial bus) interface. A vehicle control system application platform is formed by the vehicle-mounted central controller, an external signal acquisition part, an external controlled part and a touch screen. An application program can be specifically developed for the second time according to different vehicles or requirements, so as to solve the existing problem of vehicle that different controllers are needed to be developed independently and different control software are needed to be configured when different vehicles are configured, thereby avoiding a large amount of labor and financial waste.

The invention provides a zone controller. The zone controller comprises a micro-control unit, a micro-processing unit and a special integrated circuit unit, wherein the micro-control unit is used for processing control information of a vehicle body domain, a power domain and a chassis domain; the micro-processing unit is used for processing control information of an infotainment domain; the special integrated circuit unit is used for processing control information of an intelligent driving domain; and the micro-control unit is in communication connection with the micro-processing unit and the special integrated circuit unit. The micro-processing unit is in communication connection with the special integrated circuit unit, the zone controller is arranged in a control zone of a whole vehicle, the number of wire harnesses in the whole vehicle can be remarkably reduced while the control sensitivity of the vehicle is guaranteed, the development period of control software is shortened, the development cost is reduced, and maintenance and upgrading of the vehicle are facilitated.

The invention discloses an intelligent lighting system of a motor vehicle. According to the system, a three-primary-color laser light source is adopted to directly match different colored light with all intensities required by the motor vehicle, that is, light sources for multiple lamp modules of a first lamp module are provided through a laser light source module, the number of wiring harnesses for connection of the light sources and a controller of the motor vehicle is reduced, the line complexity of the lighting system is reduced, and the probability that the lighting system breaks down dueto wiring harness damage or connection errors is reduced. Meanwhile, the intelligent lighting system of the motor vehicle intelligently achieves functions of multi-area independent lighting and brightness gradient lighting of the intelligent lighting system of the motor vehicle according to the environment information through a recognition module and a light modulation module, the intelligent degree of the intelligent lighting system of the motor vehicle is improved, and the friendliness of the intelligent lighting system of the motor vehicle can be improved while the lighting effect is improved.

The invention provides a shield structure for an electronic apparatus. By adopting the shield structure, the number of screws and wiring harnesses is reduced; and by adopting a miniaturized shield box, the cost is prevented from rising, and noise radiation from a wiring substrate is stably reduced. The shield structure for the electronic apparatus includes a frame member and the shield box. The frame member is a conductive frame to which the wiring substrate is attached and covering a back surface of the wiring substrate. The shield box is formed on a front surface of the wiring substrate having an electronic component mounted thereon, to cover an area of a portion of the front surface. The wiring substrate includes a plurality of connecting portions formed thereon that ground the front surface and the back surface to the frame member. On a side on which the wiring substrate protrudes from the shield box, the shield box includes a shield wall member forming a wall surface substantially perpendicular to the wiring substrate. The shield wall member is grounded to at least one location of the connecting portions of the wiring substrate in the vicinity of the wall surface.

The invention provides a vehicle-mounted charging device. The vehicle-mounted charging device comprises a main body unit, at least one wireless charging coil and a plurality of wired charging units, the main body unit receives input electric energy, converts the input electric energy and provides at least one wireless charging electric energy and a plurality of wired charging electric energy. Each wireless charging coil is coupled to the main body unit to receive the corresponding wireless charging electric energy, and charges a wireless electronic device placed on the wireless charging coil through electromagnetic coupling. Each wired charging unit is provided with a wire harness, an input end and an output end, the input end and the output end are located on the two sides of the wire harness, the input end is coupled to the main body unit to receive corresponding wired charging electric energy, and the wired charging electric energy is transmitted to the output end through the wire harness and charges at least one wired electronic device connected to the output end.

The invention discloses a vehicle direct current carrier frequency single-line coaxial transmission method. The method includes following steps: (1) a single-line coaxial line is provided; (2) a coding module at a sending terminal is provided, the coding module at the sending terminal is used for coding 8bit / 12bit YUV video data output by an image sensor into a signal format capable of being carried at a receiving terminal and transmitted and output on DC direct current signals and transmitting the data to the single-line coaxial line; and (3) a coding module at the receiving terminal and a decoding module at the receiving terminal are provided, the single-line coaxial line transmits the data transmitted by the coding module at the sending terminal to the decoding module at the receiving terminal, the coding module at the receiving terminal is used for transmitting direct current power supply signals to the sending terminal through the single-line coaxial line, the sending terminal obtains a direct current power supply and triggers the image sensor and a coding chip to start working, and the coding module converts video signals to the format capable of being transmitted and carried on the direct current signals and sends the signals to the decoding module at the receiving terminal for decoding.

The invention relates to the field of vehicle lightlamplight control, and particularly discloses a vehicle lamplightlight assembly integrated control system which comprises an input module, a constant-voltage driving module, a constant-current driving module, a control module and an LED module. Wherein tThe input module is connected with an external power supply through a first interface, the input module transmits accessed power supply voltage to the constant-voltage driving module, and the constant-voltage driving module performs preset constant-voltage processing on the input power supply voltage and then transmits the power supply voltage to the LED module; the control module is connected with a control signal through a second interface, the control module converts the connected control signal into a control current and transmits the control current to the constant-current driving module, and the constant-current driving module performs preset constant-current processing on the input control current and then transmits the control current to the LED module. According to the integrated control system for the vehicle lamplight assemblyvehicle light assembly integrated control system, the voltage output is controlled by the constant-voltage circuit firstly, then current output is controlled by the constant-current circuit, and therefore thus the constant-voltage and constant-current effects are achieved.

The embodiment of the invention discloses a high-voltage system for a vehicle, a method for protecting the high-voltage system and the vehicle, relates to the technical field of vehicles, and can solve the problems that in the prior art, the requirement of a dual-drive motor system cannot be met, the final assembly process is complex, and the whole vehicle is heavy. According to the system, a power battery is electrically connected with a dual-motor controller, a first heater, an air conditioner compressor and a charging and distribution unit; the dual-motor controller is electrically connected with a generator and a first driving motor respectively; a charging and distribution unit is electrically connected with a direct-current charging interface, an alternating-current charging interface, a second heater and the motor controller respectively; the motor controller is electrically connected with a second driving motor; and a first high-voltage power distribution unit is integrated in the power battery, and a second high-voltage power distribution unit, a vehicle-mounted charger and a DC-to-DC power supply are integrated in the charging and power distribution unit. The embodiment of the invention is mainly suitable for an automobile high-voltage system.

The invention provides a vehicle and a low-voltage storage battery charging system, and the system comprises an operational circuit which is used for collecting a first voltage outputted by a positiveelectrode output end of a low-voltage storage battery, and outputting an activation voltage to a control unit when the first voltage is lower than a preset low-voltage threshold value, so as to wakeup the control unit; and the control unit is used for sending an awakening message to the bus after being awakened so as to awaken the energy storage system. According to the charging system of the low-voltage storage battery, on the premise of charging the low-voltage storage battery, the number of parts and the number of wiring harnesses can be reduced, and the cost is reduced.

The invention relates to a liquid crystal backlight display technology, solves the technical problem that the quantity of wire harnesses in a backlight module are large in the prior art, and provides a fixing structure for an LED light bar socket. The technical scheme adopted to solve the technical problem is that the fixing structure comprises a PCB (13), an LED lamp (11), an LED light bar socket (14) and a lead wire, wherein the LED lamp (11) is fixed on the front side of the PCB (13); a small hole for the lead wire to pass through is formed in the PCB (13); and the position of the LED light bar socket (14) corresponds to that of the small hole (15). The fixing structure has the beneficial effects that through the optimization of the fixing manner of the LED light bar socket, the quantity of wire harnesses in the backlight module is reduced, the connection mode of the light bar socket is simplified, the production line assembling efficiency is improved, and the fixing structure is suitable for a direct type LED backlight module.

The invention discloses a micro crawler tractor chassis control system based on CAN bus, which comprises an upper decision system, a CAN bus communication system and an underlying control system. Theupper decision system is responsible for making decisions, and sends the decided instructions to the CAN bus in the form of a CAN message. The underlying control system reads the corresponding messageinformation through different CAN message identifiers, obtains an execution instruction, and controls the operation of an underlying actuator to realize the control on a micro crawler tractor. The system adopts a layered control structure to avoid direct connection between each subsystem and an actuator, and solves the problem that the number of harnesses of an existing system is large and the fault diagnosis is difficult; the system uses the CAN bus for communication, has the characteristics of broadcast communication and unrestricted number of nodes in a CAN bus network. Only two wires areneeded to be connected to the outside, which solves the problem that an existing system is difficult in new system expansion, and lays a foundation for realizing the automation and intelligence of themicro crawler tractor.

The invention provides an FPC flexible wire harness connecting plate structure for fuel cell stack inspection, which comprises a stack battery pack, a fuel cell voltage inspection module, a bipolar plate connector and an FPC flexible circuit board, the bipolar plate connector is connected with the stack battery pack, the bipolar plate connector comprises a main body structure and a terminal, the main body structure is connected with the fuel cell voltage inspection module, and the FPC flexible circuit board is connected with the main body structure. The terminal is assembled on the main body structure, the terminal is connected with a welding copper column, the welding copper column is fixed on the main body structure through a rubber plug, the other end of the welding copper column is provided with a welding end face, and the welding end face is connected with the FPC flexible circuit board. And the other end of the FPC flexible circuit board is connected with the fuel cell voltage inspection module. The fuel cell has the beneficial effects that the number of wire harnesses assembled by the fuel cell is reduced, and the anti-seismic property, the mass power density and the volume power density of a galvanic pile are enhanced.

The invention relates to a power window control method and system based on a LIN bus. The method includes the steps that a main power window and auxiliary power windows are initialized; the addresses of the auxiliary power windows are distributed automatically according to the on-off condition of a power source; and on-off control over the auxiliary power windows is achieved through the LIN bus by combining the addresses of the auxiliary power windows according to the button state below the main power window. The power window control system comprises a vehicle body controller, a main power window control module, auxiliary power window control modules, the LIN bus and power connecting lines. The main power window control module is connected with the vehicle body controller through the LIN bus. The vehicle body controller is connected with the auxiliary power window control modules through the LIN bus and the power connecting lines. Compared with the prior art, the power window control method and system based on the LIN bus have the advantages that intelligent control is realized, the number of wire harnesses is decreased and cost is reduced.

The invention relates to the field of vehicle lighting control, and specifically discloses an integrated control system for vehicle lighting components, comprising an input module, a constant voltage driving module, a constant current driving module, a control module and an LED module; the input module is connected to an external power supply through a first interface , the input module transmits the input power supply voltage to the constant voltage drive module, and the constant voltage drive module performs preset constant voltage processing on the input power supply voltage and transmits it to the LED module; the control module is connected to the LED module through the second interface control signal, the control module converts the input control signal into a control current and transmits it to the constant current drive module, and the constant current drive module performs preset constant current processing on the input control current and transmits it to the LED module. In the integrated control system for vehicle lighting components of the present application, the voltage output is first controlled by the constant voltage circuit, and then the current output is controlled by the constant current circuit, so as to achieve the effect of constant voltage and constant current.

The invention provides an electric vehicle electronic wire harness gathering and battery heat dissipation storage structure, relates to the technical field of electronic wire harnesses, and solves the problems that after a battery is installed on an existing electric vehicle, a wire harness for connecting an electric vehicle body and the battery is located in the installation area of the battery, and if the wire harness continuously collides with the corner of the battery, breakage of the wire harness sheath may cause safety accidents, on the other hand, the heating of the battery is increased in the advancing process of the electric vehicle, and the battery does not have an effective heat dissipation space in the vehicle body. The electric vehicle electronic wire harness gathering and battery heat dissipation storage structure comprises a storage shell. A placement piece is arranged in the middle of the interior of the storage shell and is integrally in a U shape, and seven strip-shaped grooves penetrating through each other are formed in the bottom end face of the placement piece. The rectangular socket is located right in front of the wire harness groove, and the wire harness at the rear end of the rectangular socket penetrates through the wire harness groove, so that the wire harness at the rear end of the rectangular socket enters a cable storage area at the rear end of the interior of the storage shell.

The invention belongs to the field of exoskeleton robots, and relates to an exoskeleton robot electrical system. The exoskeleton robot electrical system comprises a power supply unit for supplying power to the whole electrical system, a main control unit which is used for controlling each unit, a driving unit which is used for driving an exoskeleton hip joint to move and driving a knee joint to move through traction of a steel rope, and a sensing unit which comprises a back attitude and heading reference system arranged on the back, a thigh attitude and heading reference system arranged on thethigh, a shank attitude and heading reference system arranged on the shank, a steel rope tension sensor arranged on the thigh, a foot attitude and heading reference system arranged on the foot and afoot reflection type infrared photoelectric switch sensor arranged on the foot, wherein the hip joint angle zero point determination manner is to calculate the hip joint angle zero point position through the pitch angle difference value of the back attitude and heading reference system and the thigh attitude and heading reference system. According to the electrical system, the sizes and weights ofthe exoskeleton robots can be reduced under the condition of ensuring that the human body posture data is normally acquired.

The present invention provides a shielding structure of electronic equipment capable of reducing the number of screws and wiring harnesses, avoiding cost increases through miniaturization of a shielding box, and stably reducing noise radiation from a wiring substrate. The shielding structure of the electronic equipment includes a frame member and a shielding box. The frame member is a conductive frame that mounts the wiring board and covers the back surface of the wiring board. The shielding box is formed on the surface side of the wiring board on which the electronic components are mounted so as to cover a part of the surface area. Also, the wiring board is formed with a plurality of connection portions that ground the front and back surfaces on the frame member. In addition, on the side where the wiring substrate protrudes from the shielding box, the shielding box has a shielding wall member formed with a wall surface substantially perpendicular to the wiring substrate, and the shielding wall member is in the vicinity of the wall surface at the connection portion of the wiring substrate. At least one part is grounded.

The invention discloses an integrated control system comprising a control computation module and a safety monitoring module. The safety monitoring module is connected with the control computation module, and the control computation module is integrated with a TCU, a VCU and a BMS control unit; the TCU is connected with a sensor and an actuator of a gearbox through wire harnesses; the VCU is used for control and fault diagnosis of the actuator through receiving of analog signals and digital signals and output the analog signals and digital signals; and the BMS control unit is connected with a battery acquisition board through network signals, and the TCU, the VCU and the BMS control unit are integrated into an integrated controller with high integration level. The number of the control units and the wire harnesses is reduced, and the manufacturing cost and the fault rate are reduced.

The invention provides a circuit capable of being used for static acceleration measurement and a measurement device. The measurement circuit comprises an MEMS accelerometer, a direct current amplification circuit unit and a power supply processing circuit unit. The MEMS accelerometer converts an external acceleration signal into a corresponding voltage signal and outputs the voltage signal, the direct current amplification circuit unit amplifies and adjusts the voltage signal output by the MEMS accelerometer, performs low-pass filtering and attenuates out-of-band high frequency, and the power supply processing circuit unit generates an output quiescent working point voltage and outputs the quiescent working point voltage. Meanwhile, the filtered voltage signal is further amplified; a final output voltage Vo is obtained; therefore, the maximum value of the excitation current can be 2mA by reasonably distributing the current. The static acceleration sensor not only can measure the static acceleration and is compatible with an IEPE interface, but also can ensure that the static acceleration sensor can still work normally under 2mA external excitation current, thereby being compatible with the excitation current range of most existing piezoelectric acceleration sensors.

The invention provides a whole car controller test device of an electric car. The device comprises a main control module, a simulation control module and a fault judgment module, wherein a control module and a battery management system simulation model are preset in the main control module, the battery management system simulation model can be matched with a simulation signal transmission board card in the simulation control module, and thus signal transmission between the main control module and a whole car controller to be tested is ensured. The fault judgment module tracks and records signal transmission and feedback results between the main control module and the whole car controller to be tested, the quantity of sensors and the quantity of wiring harnesses are greatly reduced, each interface does not need to be tested artificially, and a test result can be directly reflected via a software model. The test period can be greatly shortened, and the working strength of operating personnel and the operation cost are reduced.

The invention relates to a liquid crystal backlight display technology, solves the technical problem that the quantity of wire harnesses in a backlight module are large in the prior art, and provides a fixing structure for an LED light bar socket. The technical scheme adopted to solve the technical problem is that the fixing structure comprises a PCB (13), an LED lamp (11), an LED light bar socket (14) and a lead wire, wherein the LED lamp (11) is fixed on the front side of the PCB (13); a small hole for the lead wire to pass through is formed in the PCB (13); and the position of the LED light bar socket (14) corresponds to that of the small hole (15). The fixing structure has the beneficial effects that through the optimization of the fixing manner of the LED light bar socket, the quantity of wire harnesses in the backlight module is reduced, the connection mode of the light bar socket is simplified, the production line assembling efficiency is improved, and the fixing structure is suitable for a direct type LED backlight module.

The invention belongs to the field of exoskeleton robots, and relates to an electrical system of an exoskeleton robot, comprising: a power supply unit for supplying power to the entire electrical system; a main control unit for controlling each unit; a drive unit for driving the hip joint of the exoskeleton Exercise, and drive the knee joint movement through steel rope traction; the sensing unit includes the back attitude reference system set on the back, the thigh attitude reference system set on the thigh, the calf attitude reference system set on the calf, and the thigh attitude reference system set on the thigh The steel rope tension sensor, the foot attitude reference system on the foot, and the foot reflective infrared photoelectric switch sensor on the foot; among them, the way to determine the zero point of the hip joint angle is through the back attitude reference system and the thigh navigation system. Calculate the pitch angle difference of the attitude reference system to calculate the zero point position of the hip joint angle. The electrical system of the present application can reduce the volume and weight of the exoskeleton robot while ensuring the normal acquisition of human body posture data.

The invention relates to a vehicle control system, equipment and a vehicle. The vehicle comprises first vehicle body equipment at least comprising a first vehicle body device and second vehicle body equipment at least comprising a second vehicle body device, and the first vehicle body device and the second vehicle body device are devices which are located at different positions of the vehicle and execute the same function. The vehicle control system comprises a first controller and a second controller; a control unit of the first vehicle body equipment is integrated in the first controller; a control unit of the second vehicle body equipment is integrated in the second controller; the first controller is connected with first vehicle body equipment and is used for controlling the first vehicle body equipment; and the second controller is connected with second vehicle body equipment and is used for controlling the second vehicle body equipment. Therefore, the problems of complex wiring harness, difficulty in maintenance and the like caused by a single vehicle body controller in the prior art are solved.

The invention provides a vehicle-mounted infotainment system, a vehicle and a communication method of the vehicle-mounted infotainment system. The system comprises at least one display unit; a host, wherein the host and the display unit are sequentially connected through a daisy chain topological structure, and the host is used for transmitting at least one path of video data to the display unit connected with the host through the daisy chain topological structure; and the display unit is used for acquiring the video data belonging to the unit according to the transmission routing protocol after receiving the video data, displaying the video according to the video data belonging to the unit, and transmitting the video data to the next display unit. Therefore, the system adopts a daisy chain topological structure; only one transmission cable and one video physical channel are needed to realize respective display of multiple paths of different videos on different display units, so the display requirements of different display units are met, the transmission delay of the system is reduced, the number of wiring harnesses of the system is reduced, the system cost is reduced, and the system structure is simplified.

The invention discloses a camera system, a data transmission method thereof, a display screen and electronic equipment, relates to the field of optical imaging, and aims to improve the integration level of the camera system. The camera system comprises a main control chip, wherein the main control chip comprises at least one main control unit; at least one group of cameras, wherein each camera in each group of cameras comprises an image acquisition control chip; and at least one pair of bidirectional differential data lines, wherein each pair of bidirectional differential data lines is connected with one main control unit and all image acquisition control chips in one group of cameras. According to the camera system provided by the invention, information interaction can be realized between each main control unit and a group of cameras corresponding to the main control unit only through a pair of bidirectional differential data lines, so that the number of wire harnesses between each main control unit and the group of cameras corresponding to the main control unit is reduced, more cameras can be arranged in a unit area, and the use experience of the camera system is improved. And the arrangement density of the camera in the unit area can be increased.

The invention discloses an EDR-integrated automobile airbag controller. The EDR-integrated automobile airbag controller comprises a power module, an ignition module, a storage module, an acceleration sensor module, a communication module and an MCU module, wherein the input end of the power module is connected with an automobile power supply, and the output end is connected with the ignition module; the ignition module is connected with the acceleration sensor module, the storage module, the MCU module and the communication module. The MCU module is in communication with the acceleration sensor module, the ignition module, the storage module and the communication module. Two functions are integrated in one automobile device, the installation space of the automobile device is saved, the automobile mass production cost is reduced, and the automobile maintenance cost is saved.

The invention relates to a power window control method and system based on a LIN bus. The method includes the steps that a main power window and auxiliary power windows are initialized; the addresses of the auxiliary power windows are distributed automatically according to the on-off condition of a power source; and on-off control over the auxiliary power windows is achieved through the LIN bus by combining the addresses of the auxiliary power windows according to the button state below the main power window. The power window control system comprises a vehicle body controller, a main power window control module, auxiliary power window control modules, the LIN bus and power connecting lines. The main power window control module is connected with the vehicle body controller through the LIN bus. The vehicle body controller is connected with the auxiliary power window control modules through the LIN bus and the power connecting lines. Compared with the prior art, the power window control method and system based on the LIN bus have the advantages that intelligent control is realized, the number of wire harnesses is decreased and cost is reduced.