1562results about How to "Save layout space" patented technology

The invention relates to a fracturing transmission and high-pressure discharging system. The fracturing transmission and high-pressure discharging system comprises a chassis and is characterized in that a high-power engine, a transfer case, a plurality of variable displacement plunger pumps and a double-acting fracturing pump are arranged on the chassis, the output end of the high-power engine is connected with the input end of the transfer case, the output end of the transfer case comprises a plurality of power take-off ports, and each power take-off port is connected with one variable displacement plunger pump; the variable displacement plunger pumps drive the double-acting fracturing pump through a hydraulic system. The fracturing transmission and high-pressure discharging system further comprises a system radiator and a heat dissipation plunger pump used for driving the system radiator, and the heat dissipation plunger pump is connected with one power take-off port of the transfer case. The power take-off ports of the transfer case and the variable displacement plunger pumps are arranged annularly. The fracturing transmission and high-pressure discharging system has the advantages that hydraulic driving replaces mechanical transmission, and working vibration is reduced; the layout space of a whole vehicle is saved, and meanwhile, operating efficiency and the stability of the whole vehicle are improved.

The invention discloses a shifting register unit, a gate drive circuit and a display device to simplify the gate drive circuit and thus to reduce the size of the frame of the display device, and relates to the technical field of displaying. The shifting register unit comprises a latching module and at least two stages of output control modules which are connected with the latching module, the input end of the latching module is connected with a starting signal and a clock signal, the output end of the latching module is connected with the input ends of the at least two stages of output control modules, the latching module is used for latching the starting signal according to the input clock signal, the input end of each output control module is connected with the clock signal, the output control modules output grid line drive signals according to the clock signal, and the clock signal is input to the latching module and each stage of output control module according to a timing sequence.

The invention provides a double-motor skidproof differential drive axle used in electric automobiles, which comprises two driving motors, a speed reducer and an output axle which is connected with theThe invention provides a double-motor skidproof differential drive axle used in electric automobiles, which comprises two driving motors, a speed reducer and an output axle which is connected with the speed reducer. The two driving motors are arranged face to face in the middle of the driving axle and connected into a whole through the shell of the speed reducer. The power output by the two drivinspeed reducer. The two driving motors are arranged face to face in the middle of the driving axle and connected into a whole through the shell of the speed reducer. The power output by the two driving motors converges together and flows into the speed reducer; and then the power further drives the left and the right wheels of the electric automobile to rotate through the output axle which is conng motors converges together and flows into the speed reducer; and then the power further drives the left and the right wheels of the electric automobile to rotate through the output axle which is connected with the speed reducer. The driving motors and the speed reducer can be arranged in an engine chamber to achieve compact structure and save space. Simultaneously, in order to solve the problem oected with the speed reducer. The driving motors and the speed reducer can be arranged in an engine chamber to achieve compact structure and save space. Simultaneously, in order to solve the problem of skidding, a skidproof differential device is also arranged in the speed reducer.f skidding, a skidproof differential device is also arranged in the speed reducer.

An electrical fuse and a method of forming the same are presented. A first-layer conductive line is formed over a base material. A via is formed over the first-layer conductive line. The via preferably comprises a barrier layer and a conductive material. A second-layer conductive line is formed over the via. A first external pad is formed coupling to the first-layer conductive line. A second external pad is formed coupling to the second-layer conductive line. The via, the first conductive line and the second conductive line are adapted to be an electrical fuse. The electrical fuse can be burned out by applying a current. The vertical structure of the preferred embodiment is suitable to be formed in any layer.

The invention provides a pixel driving circuit. The pixel driving circuit comprises a first switch, a second switch, a third switch, a fourth switch, a first capacitor, a second capacitor and an organic light-emitting diode, wherein a first end of the first switch receives reference voltage or data voltage; a second end of the first switch receives a first switch signal; a first end of the second switch receives reset voltage; a second end of the second switch is electrically connected with a third end of the second switch; a first end of the third switch receives first voltage; a second end of the third switch receives a third switch signal; a first end of the fourth switch is electrically coupled to the third end of the third switch; a second end of the fourth switch is electrically coupled to the third end of the first switch; a first end of the second capacitor is coupled to a first end of the third switch; and a second end of the second capacitor is coupled to the third end of the fourth switch. According to the pixel driving circuit, the source electrode of the second switch is reset by the method similar to the connecting method of a diode, so that the layout space occupied for maintaining voltage routing in the current design can be eliminated, the aperture opening ratio of an OLED (Organic Light Emitting Diode) is improved, and the service life of the OLED is prolonged.

The invention provides a liquid crystal display device. The liquid crystal display device comprises a first substrate and a second substrate which are arranged opposite to each other, a liquid crystallayer located between the first substrate and the second substrate, a plurality of thin film transistors located on the first substrate, pixel electrodes connected to the thin film transistors, a plurality of color filters located on the second substrate, and a plurality of gate lines connected to the plurality of thin film transistors for respectively strobing a corresponding row of transistorsof the plurality of thin film transistors to apply grayscale voltages, wherein the first substrate includes a plurality of sides and at least one side of the plurality of sides includes a notch. A first metal layer and a second metal layer are arranged close to the notch, and the second metal layer and the gate lines on the first metal layer at least partially overlap each other to form a capacitor. According to the liquid crystal display device, the loading difference of the gate lines of an abnormal screen is adjusted, and the layout space is saved.

Embodiments of the present invention provide a radio frequency signal transceiving device and an electronic apparatus. The radio frequency signal transceiving device comprises a transceiver, an amplifier unit connected with the transceiver, a first path used for transmitting a first radio frequency signal of a first frequency band and connected with the amplifier unit, a second path used for transmitting a second radio frequency signal of a second frequency band and connected with the amplifier unit, and a third path used for receiving a third radio frequency signal of the first frequency band and a fourth radio frequency signal of the second frequency band and connected with the transceiver. According to the embodiments of the invention, on the premises that the number of radio frequency devices is reduced, the layout space is saved and the requirement of an antenna switch port is lowered, the downlink carrier aggregation is realized.

The invention provides a dual-rotor wheel hub motor for a four-wheel drive electric automobile and a power transmission method of the dual-rotor wheel hub motor. The dual-rotor wheel hub motor comprises a planetary gear mechanism and a motor group formed by an inner motor and an outer motor. The motor group and the planetary gear mechanism are connected via a clutch and are arranged in a machine shell. The outer motor is formed by an outer rotor and a stator outer winding, and the inner motor is formed by an inner rotor and a stator inner winding. The planetary gear mechanism is composed of a gear ring, an output shaft, a sun wheel, a planet wheel and a planet carrier. The dual-rotor motor could achieve torque coupling, rotational speed coupling and speed differing by combining with the planetary gear mechanism, so that different vehicle condition requirements could be met under the condition that the motor with relative small power is selected, thereby reducing automobile arrangement space and cost. As the dual-rotor wheel hub motor has a single motor braking mode and a dual-motor braking mode, the braking energy can be effectively recovered, slow braking can be achieved, and the braking stability of the motor is improved.

The invention discloses an integrated hub motor driving unit which comprises a driving motor arranged inside a rim. A motor shaft of the driving motor is supported on a motor shell through a motor bearing; one side of the motor shaft is connected with a parking brake, and the other side of the motor shaft is connected with a driving brake through a planetary deceleration mechanism; the planetary deceleration mechanism is a first-stage planetary wheel mechanism; and the input end of the planetary deceleration mechanism is connected with the motor shaft, and the output end of the planetary deceleration mechanism is connected with the rim and a brake disc of the driving brake. The integrated hub motor driving unit is simple in structure and convenient to use and replace, the functions of driving, braking and supporting are achieved at the same time, all the components are integrated in a wheel and compact in structure, the parking brake with the smaller capacity is used, and thus the excellent performance of the short braking distance and the high parking slope is achieved.

The invention discloses an integrated control device for a pure electric vehicle. The integrated control device integrates main control plates of a vehicle control unit and a battery management system on the same circuit board, and has the functions of the vehicle control unit and the battery management system, wherein a microprocessor VBU is the core of the integrated control device, and comprises two independent microcontrollers; two independent power supply chips respectively supply power for the two microcontrollers independently. The two microcontrollers are in communication through an SPI, can mutually detect whether abnormal exist or not, and process the abnormal circumstance in real time, so that the overall system can be kept in a normal operation condition. The integrated control device has the advantages that more space is saved for arrangement of parts of the pure electric vehicle, and more benefits are brought for cost conservation for the whole vehicle; the functions and the safety level necessary for the original vehicle control unit and battery management system are reserved; more input signals can be collected, more output signals can be controlled, and deep level integration of the two functional controllers is realized to the maximum extent.

The invention discloses a four-gear mechanical automatic transmission power assembly system based on planetary gear mechanisms. The four-gear mechanical automatic transmission power assembly system comprises an engine, a main clutch, a motor, a first planet row, a second planet row, two engagement devices, three auxiliary clutches, an electromagnetic brake, two brakes, a gear ring, and a transmission input shaft as well as a transmission output shaft; the first planet row, the second planet row and a splined hub are orderly arranged on the transmission input shaft; the splined hub is engaged with an engagement sleeve; and switching of four forward gears, a neutral gear and a reverse gear is realized by means of mutual cooperation of the engagement sleeve, the electromagnetic brake and the clutches. Compared with a traditional mechanical transmission, the four-gear mechanical automatic transmission power assembly system based on the planetary gear mechanisms is provided with no synchronizer, and instead, the motor is adopted for accurate speed regulation to realize smooth gear shifting, and two planetary gear mechanisms are used to take the place of traditional a plurality of pairs of gear mechanism; as a result, the overall mechanism is simple, small in volume, low in cost and easy to manufacture.

The omnibearing full automatic binding machine consists of a frame, a casing, a bench, a paper holding mechanism, a hole drilling mechanism, a tube setting mechanism, a tube cutting mechanism, a rotary tube feeding mechanism, a pressing and riveting mechanism and a control circuit device mainly. It has also bearer fixed behind the bench, two guide shafts on the bearer, punching motor, shifting motor, walking motor, upper pressing spring, lower pressing spring and other parts. It has small size, light weight, smooth driving, accurate position and other advantages and may be used widely in binding various kinds of files.

The invention provides a terminal device and a control method of a terminal device. The terminal device comprises a shell, a lighting part, a camera and a first driving mechanism. The first driving mechanism and the camera are arranged in the shell and the first driving mechanism is connected with the lighting part; the frame of the shell is further provided with an opening for a lighting surfaceof the lighting part to retract or stretch out; in the case that the lighting surface of the lighting part stretches out of the shell, the camera can receive light rays collected by the lighting part,wherein the lighting part can also rotate around the axis perpendicular to the frame, thus greatly reducing layout space occupied by the camera of the terminal device and also improving screen-to-body ratio of the terminal device.

The invention provides a gate drive circuit capable of enhancing circuit drive ability. The gate drive circuit capable of enhancing the circuit drive ability comprises nine transistors from a first one to a ninth one, wherein a control end of the first transistor is connected with an n-1th level gate drive signal, a second end of the first transistor is electrically connected with first control voltage, a control end of the second transistor is connected with an n+1th level gate drive signal, a first end of the second transistor is connected with second control voltage, a control end of the third transistor is connected with a first clock pulse signal, a second end of the third transistor is connected with a first direct current source, a control end of the forth transistor is connected with a second clock pulse signal, and a first end of the forth transistor is coupled with a second direct current source. Compared with the prior art, the forth transistor is arranged on the gate drive circuit capable of enhancing the circuit drive ability so as to avoid voltage reduction caused by stray capacitance, and furthermore the second direct current source can restrain leakage currents in the transistors, and duration of high potential of nodes is prolonged. Accordingly, large capacitance in the gate drive circuit capable of enhancing the circuit drive ability can be omitted, and the size of a board arrangement space occupied by the gate drive circuit capable of enhancing the circuit drive ability is reduced.

The invention discloses a chip-typed balun transformer which is formed in N layers of continuous isolation layers. The transformer comprises a main winding and a secondary winding. The main winding comprises a plurality of first half coils, a plurality of second half coils, a plurality of metal junctions and a plurality of first metal bridges. The secondary winding comprises a plurality of third half coils, a plurality of fourth half coils and a plurality of second metal bridges. The first half coils and the second half coils are connected by the metal junctions and the first metal bridges. The third half coils and the fourth half coils are connected by the second metal bridges. The transformer allows the input current which is greater than the traditional chip type transformer by using the multi-layer first metal bridges.

The invention provides a washing machine door lock and belongs to the technical field of washing machine door locks. The washing machine door lock comprises a door hook, a lock shell, a rotating piece, an elastic rotating piece restoring piece, a lock catch, a lock matching mechanism and lock catch unlocking mechanism. When a washing machine door is closed, the door hook is inserted into the lock shell, the rotating piece is driven by the door hook, the lock matching mechanism guides the lock catch to move from a lock catch restoration position to a lock catch locking position so as to block on a returning path of the rotating piece, and then the washing machine door is locked. After washing is finished, an electromagnetic driving piece drives the lock catch to move along a direction far away from the lock catch restoration position continuously through the lock catch unlocking mechanism, the lock catch is enabled not to block on the returning path of the rotating piece, the rotating piece returns under an action of the elastic rotating piece restoring piece to enable the door hook to pop out from the lock shell, and then the washing machine door is unlocked. The washing machine door lock has the advantages that the washing machine door can be unlocked through the electromagnetic driving piece, and a handle for pulling the washing machine door no longer needs to be arranged on the outside of a door sheet.

A mass flow controller (MFC) has a standard envelope with an enclosure and a corresponding base. A pressure transducer is communicatively coupled to a process gas in a proportional inlet valve without being physically coupled to the base. The space formerly occupied by the pressure transducer is available for additional component integration, or reduction of the standard envelope size. A second pressure transducer is located remotely and shared by multiple MFCs. A relief valve can quickly relieve a P1 pressure of a P1 volume of process gas. A first laminar flow element (LFE) and a second LFE and in series high conductance valve configured in parallel to produce a wide-range MFC that maintains accuracy.

The invention provides a mid-engine incremental stroke electric vehicle. The electric vehicle comprises a vehicle body, a turbo shaft engine (1), a battery pack (2), a generator (3), a whole vehicle controller (4), a driving motor (5), a gas controller (6), a battery controller (7), a gas holder (8) and a gas inlet tank (12), and is characterized in that the vehicle body comprises a vehicle main body, wherein the bottom structure of the vehicle main body forms a vehicle frame; the turbo shaft engine (1) is distributed between a front axle and a rear axle and is close to the vehicle frame of the rear axle; the axis of the output shaft of the turbo shaft engine (1) is positioned on the symmetry planes of the vehicle body; the air inlet of the turbo shaft engine (1) faces towards the tail of the vehicle; the gas inlet tank (12) is communicated with the air inlet of the turbo shaft engine (1); the gas inlet tank (12) is communicated with a gas inlet grille on a vehicle covering piece. The electric vehicle has the characteristics of high energy conversion efficiency, good operating performance, long driving mileage and high vehicle body structural strength.

The invention relates to a system and a method for measuring vision of a variable optical axis. The measuring system comprises a substrate, a camera, a rotary prism device and a computer, wherein the computer is connected with the camera and the rotary prism device respectively; the camera is arranged on the substrate through a camera adjusting mechanism; the rotary prism device is fixed on the substrate and aligns to the camera in the axial direction; an imaging plane of the camera and a prism plane of the rotary prism device are parallel to each other; and the rotary prism device comprises a prism capable of rotating in a complete cycle. Compared with the prior art, high-resolution target images can be collected by the camera under various optical axis pointing states respectively by sufficiently utilizing accurate pointing characteristic and wide-field scanning capacity of the rotary prism, the imaging view field and measuring range of the system can be enlarged obviously, relatively high imaging resolution and three-dimensional measurement accuracy are realized, and simultaneously, the integration and economical efficiency of system structure design also can be guaranteed.

The invention relates to a method and device for achieving dual-card dual-standby dual communication of a mobile terminal. The method includes the steps that a base band-radio frequency interface is shared to establish two radio frequency channels; the two radio frequency channels are switched cyclically in a preset period through a switch switching module, and thus dual-card dual-standby dual communication of the mobile terminal is carried out. According to the method and device, on a platform using one base band and two sets of radio frequency and sharing the base band-radio frequency inference, the switch switching module is added to the radio frequency-base band interface, and thus radio frequency modules of the two paths of independent radio frequency channels can respectively be used cyclically, base band resources are released, it is avoided that one path of radio frequency channel monopolizes the radio frequency-base band interface, and the dual-card dual-standby dual communication of a mobile phone is achieved. Not only is the utilization rate of the base band resources improved, but also the user experience and the practicality of the dual-card mobile phone are improved.

The invention provide a film conveying deviation-rectifying device combining the tension control, which comprises a film input guiding roller, an output guiding roller, a deflection detecting mechanism, a tension detecting mechanism, a controller and a deviation-rectifying actuating mechanism, wherein the film input guiding roller and the output guiding roller are used for inputting a film guide into the deviation-rectifying actuating mechanism and outputting the film guide from the deviation-rectifying actuating mechanism; the deflection detecting mechanism is used for detecting whether the film deflects or not; the tension detecting mechanism is used for detecting the film tension; the controller is used for generating deviation-rectification or / and tension control instruction as per the detection information; the deviation-rectifying actuating mechanism comprises a spherical motor, a deflection frame and a deviation-rectification roller; a runner of the spherical motor drives the deflection frame to rotate on a feeding surface of the film; the friction between the rectification roller and the film drives the inverse rotation of the film to realize the deviation-rectification; meanwhile, the runner of the spherical motor drives the deflection frame to rotate on the surface vertical to the feeding surface of the film, so as to tighten or loose the film to realize the tension control. According to the invention, the deviation-rectification and the tension control of the film can be realized simultaneously, the influence of the tension variation on the deviation-rectification is greatly reduced, the structure is simple, and the deviation-rectifying precision is high.

The invention provides a pixel unit, a display panel, a driving method and a compensation control method. The pixel unit includes a first sub-pixel circuit and a second sub-pixel circuit, wherein thefirst sub-pixel circuit includes a first sub-pixel driving circuit and a first light-emitting element, and the second sub-pixel circuit includes a second sub-pixel driving circuit and a second light-emitting element. The first sub-pixel driving circuit and the second sub-pixel driving circuit are connected with a first data line, the first sub-pixel driving circuit is connected with a first gate line, and the second sub-pixel driving circuit is connected with a second gate line. The first sub-pixel driving circuit is configured to drive the first light-emitting element to operate under the control of the first gate line according to a data voltage on the first data line, and the second sub-pixel driving circuit is configured to drive the second light-emitting element to operate under the control of the second gate line according to the data voltage on the first data line. The pixel unit can reduce the number of used signal lines, reduces a pixel layout space, realizes high resolution in an effective space, and reduces product cost.

The invention discloses a method, a device and a system of detecting the driving status of a driver. The method comprises the steps of playing a preset voice segment; acquiring a read-after voice segment after the driver reads the preset voice segment; determining the driving status of the driver according to at least one characteristic value of the read-after voice segment, wherein the driving status of the driver includes a normal driving status and an abnormal driving status; and generating a control instruction according to the driving status of the driver. By adopting the method, the device and the system of detecting the driving status of the driver, the problems that in the prior art the arrangement space in a car is increased, devices are easily damaged and the identification result is inaccurate due to the fact that a plurality of externally arranged hardware devices are adopted to identify that the driver is under abnormal driving status are solved.

The invention relates to an integrated comprehensive heat management system for an electric automobile. The integrated comprehensive heat management system comprises a power battery pack temperature equalization loop, a power battery pack normal temperature cooling loop, a power battery pack air conditioner refrigeration circuit, a power battery pack heating loop, an occupant cabin air conditionerrefrigeration circuit, an occupant cabin heating loop and an electric drive module cooling loop; and the power battery pack normal temperature cooling circuit, the power battery pack air conditionerrefrigeration circuit, the electric drive module cooling circuit and the occupant cabin air conditioner refrigeration circuit share a radiator for heat exchange, an inlet side pipeline of the radiatoris connected with an outlet side pipeline of an electric drive module through a three-way valve, and an outlet side pipeline of the radiator is connected with the power battery pack normal temperature cooling circuit or the electric drive module cooling circuit through a first through valve. According to the integrated comprehensive heat management system, compared with the prior art, through thedesign of the integrated optimized heat management loop, a condenser of the air conditioning system is eliminated, the number of front-end module radiators is reduced, the arrangement space is saved,and the system has the advantages of cost reduction, weight reduction and energy consumption reduction.

The invention provides a measuring method, a measuring circuit and a monitoring apparatus. The measuring method is used for measuring a resistance value of a resistor element or a capacitance value of a capacitor; one end of the resistor element is connected with a charging power source; the other end of the resistor element is respectively connected with one end of the capacitor and a controller; and the other end of the capacitor is grounded. The measuring method comprises the following steps that: the controller controls the capacitor to carry out charging; when charging of the capacitor is started, a timer is started to carry out timing; the controller detects whether the input voltage of the capacitor reaches a preset first voltage threshold value; if so, the timing of the timer is stopped so as to obtain charging time of the capacitor; and according to the charging time, the preset first voltage threshold value, and the voltage value of the charging power source, the resistance value of the resistor element or the capacitance of the capacitor is calculated. The provided measuring method is suitable for a digital circuit; measurement of the resistance value of the resistor element or the capacitance of the capacitor can be completed without an analog-digital converter, so that the manufacturing cost of the measuring circuit can be effectively saved.

The invention relates to an integrated double-main-cylinder line control braking system. The system comprises an ECU electronic control unit, an electronic pedal, a pedal displacement sensor, a first braking passage, a second braking passage and a braking liquid loop. Double-main-cylinder design is adopted in the system, an assisting main cylinder, namely the second main cylinder is additionally arranged, pressure is applied through a motor and a lead screw instead of a plunger pump and an energy accumulator originally, a working cavity and a liquid supplementing cavity of the second main cylinder can be switched freely, the motor does not need to rotate forwards and reversely frequently, the service life of the motor is prolonged, and braking response time is shortened. Meanwhile, multiple braking manners can be provided through the system, especially in the micro-braking process, the assisting main cylinder does not work, a conventional main cylinder applies pressure, the working time of the motor is shortened, and the service life of the motor is prolonged.

The invention provides a mobile terminal and a control method thereof, and the mobile terminal comprises a terminal housing, and a lifting mechanism, a vibrating mechanism and a driving mechanism which are arranged in the terminal housing; the driving mechanism can be switched between a first working state and a second working state; when the driving mechanism is in the first working state, the driving mechanism is matched with the lifting mechanism to drive the lifting mechanism to move out of or into the terminal shell; and when in the second working state, the driving mechanism is matchedwith the vibrating mechanism to drive the vibrating mechanism to vibrate. The lifting mechanism and the vibrating mechanism share one driving mechanism, so that redundant driving mechanisms can be cancelled, the internal layout space of the mobile terminal is reduced, the design and manufacturing cost is reduced, the occupation of an available area of a display screen can be reduced, and the screen-to-body ratio of the mobile terminal is improved.

The invention relates to a gate drive circuit and a display device. The gate drive circuit comprises plurality stages of shift register units which output gate driving signals stage by stage when driven by clock signals, and each shift register unit has a first node. Each shift register unit comprises a latching module which remains the first node at active level within a preset time corresponding to the time for outputting gate driving signals. The first nodes of at least two stages of the shift register units are each connected with a touch scan unit, and the touch scan units are connected with touch control enabling ends to output touch scan signals when the first nodes are at active level and the touch control enabling ends are at active level. The display device is realized based on the gate drive circuit. The circuit is simplified, signal wires are effectively reduced, and narrow frame design of a display device can be realized.