60results about How to "Realize the driving function" patented technology

The invention discloses a VCSEL (vertical cavity surface emitting laser) drive circuit used for supplying sufficient drive current and voltage to a VCSEL. The VCSEL drive circuit comprises an input buffer, a three-stage amplifier circuit, a current switch circuit and a bias current source circuit. The input buffer is used for impedance matching and adjustment of operating level of the circuit. The three-stage amplifier circuit is used for amplifying input signals, and providing sufficient gain to allow the current switch tube to obtain sufficient voltage swing in a given input signal amplitude range so as to push a current switch to effectively operate. A bias current source is DC-coupled to a cathode of the VCSEL through an off-chip inductor and provides proper direct bias current for the VCSEL, the effect of output alternating current on bias current can be reduced, and photoelectric conversion efficiency of the VCSEL is maximized. One differential output end of the current switch is connected with a power source, and the other differential output end of the current switch is connected to the cathode of the VCSEL. The magnitude of modulation current can be controlled by adjusting Vmod end voltage. The magnitude of direct bias current can also meet requirements of different VCSEL tube threshold currents by adjusting Vbias end voltage.

The invention discloses a pixel driving circuit and a driving method thereof, the pixel driving circuit comprises a driving module, wherein the driving module is used for providing driving current foran organic light-emitting structure, the organic light-emitting structure responds to the driving current to emit light, and the driving module comprises a driving transistor; a data writing module used for writing the data signal into the control end of the driving module; a first storage module used for maintaining the potential of the control end of the driving module in the light emitting stage; a first initialization module used for initializing the potential of the source electrode of the driving transistor in the initialization stage; and a second storage module used for maintaining the potential of the source electrode of the driving transistor before the data writing stage. According to the technical scheme, the driving function of the pixel driving circuit is achieved, and meanwhile the problem of display ghost shadow is solved.

The invention discloses a four-wheel-drive power assembly of a hybrid electric vehicle. The four-wheel-drive power assembly is compact in structure. A first permanent magnet synchronous motor output shaft is fixedly connected with an engine output shaft and an input shaft. The input shaft is assembled on a left input shaft bearing and a right input shaft bearing. A first permanent magnet synchronous motor is connected to the left end of the first permanent magnet synchronous motor output shaft, the input shaft is sleeved with a needle bearing in an idle mode, the needle bearing is sleeved with an input shaft gear in an idle mode, and a clutch gear sleeve and a clutch gear shell are fixedly connected with the input shaft and the input shaft gear respectively. An intermediate shaft is assembled on a left intermediate shaft bearing and a right intermediate shaft bearing. A large intermediate shaft gear and a small intermediate shaft gear are assembled on the intermediate shaft. A front axle transmission shaft is connected with front wheels. A first differential is fixed to the middle of the front axle transmission shaft. A first main reduction gear is fixed to the first differential. A transmission shaft is assembled on an upper transmission shaft bearing and a lower transmission shaft bearing. A first driven bevel gear and a second driven bevel gear are connected with the transmission shaft. A second permanent magnet synchronous motor output shaft is assembled on bearings of a second permanent magnet synchronous motor output shaft.

The invention discloses a liquid flow type pressurization device. The liquid flow type pressurization device comprises a main body shell. By using a driving motor, a driving function of liquid duringinjection can be achieved, a pressure auxiliary function is formed when the air enters, and two variables are determined, so that the energy when the liquid is discharged is controllable, and the pressurization can be carried out under the premise of the continuous flow of water. Moreover, the device is provided with a gear set meshing rotary speed enhancement mechanism and the rotation speed of the driving motor can be strengthened, so that the working efficiency is improved. Moreover, the device is provided with a circular array spiral spring abutting rotation resistance control mechanism, and the strength of a spiral spring is used for controlling the air pressure value. In addition, the device is provided with a large pressure sphere type air-liquid one-way flow mechanism, and the large pressure sphere type air-liquid one-way flow mechanism can control the one-way flow of gas-liquid liquid.

The invention discloses a self-power-generation and self-power-storage electric vehicle, which relates to a two-wheel, three-wheel or four-wheel electric vehicle technique field. The electric vehicle of the invention comprises two sets of driving motors, two sets of storage batteries and a charge controller, a wind driven generator, a solar panel and a solar charge controller, wherein, at least one set of driving circuit can be formed by selecting the combination of different switches to realize discharging of the storage battery and working of the driving motor, so that basic functions of the electric vehicle that a front wheel or a rear wheel actively moves forward, or the two wheels are driven at the same time can be achieved. In addition, two sets of charging circuit can be formed, wherein, one set is used for converting dynamic energy into electric energy by adopting a driven wheel motor and converting wind energy into electric energy by adopting the wind generator and then the electric energy is stored into the storage battery which is connected with the charge controller by the charge controller, so that the self-power-generation can be achieved; and the other set is used for converting sun light energy into electric energy by adopting the solar panel and then the electric energy is stored into the storage battery which is connected with the solar charge controller by the solar charge controller.

The invention discloses an impact device for remodeling a pneumatic control type component. The impact device comprises a main shell. According to the impact device, compressed air is adopted as powerneeded during driving, and the characteristics that a driving medium is convenient to take, and use cost is avoided are achieved. Meanwhile, the device can effectively control the pressure of the high-pressure air for driving, and therefore the highest speed of air exhausting is determined, the impact strength is controlled, and the effect is high. The device is provided with a rotary longitudinal height adjusting mechanism of a reverse thread structure, the longitudinal height of a stamping component can be adjusted, and therefore the component can beat the surface of equipment of the same height, and the beating strength is further controlled. In addition, the device is provided with a spiral spring abutting type highest pressure intensity difference control mechanism, the maximum valueof internal air pressure can be controlled, and therefore the internal air pressure is controlled, and the phenomenon that the beating strength is too large due to the fact that the air pressure is too large is avoided.

The invention relates to an outdoor intelligent communication base station with a protection function. The outdoor intelligent communication base station comprises a base, a machine room and four protection mechanisms, the protection mechanisms comprise hinge components, protection plates, pulling components and driving components, the driving components comprise driving plates, fixed plates and two translation components, the translation components comprise first motors, gears, racks and springs, and the pulling components comprise second motors, buffer blocks, second driving shafts and two pulling units. According to the outdoor intelligent communication base station with the protection function, the periphery of the machine room is protected though the four protection mechanisms, the protection plates rotate downwards through the pulling components when snakes and mice crawl on the protection plates, so that the snakes and the mice are prevented from crawling out the protection plate and entering the machine room, the translation components drive the driving plates to move outwards after the protection plate rotate downwards, driving function of the driving components is achieved, so that the snakes and the mice are further prevented from entering the machine room to perform destroying, and practicability of the base station is improved.

The invention discloses a valve body structure, which comprises a first magnet, a driven part, a slide guiding and limiting mechanism, a second magnet and a third magnet, wherein the first magnet is mounted on the driven part, and the second magnet and the third magnet are arranged at two ends, repel with the first magnet and change mutual repelling force between the second magnet and/or the third magnet and the first magnet to control a position of the driven part. The magnetic driving device is reliable in working and long in service life. The valve body structure is ingenious in principle, novel in structure and good in opening and closing control effect and has the advantages of reliability in working and long working life.

The invention discloses a one-way adjusting type transmission device for machining. The device comprises a transmission device body, a driving piece is arranged at the bottom of the inner end of the transmission device body, and an adjusting piece is fixedly connected to the upper end of the driving piece; the driving piece comprises a first guide rod, a first fluted disc, a second fluted disc, asecond guide rod, a first rotating frame, a first ring frame, a first motor, a base frame, a second ring frame, a second motor, a second rotating frame, a top frame, a spring and a center plate frame,and the base frame is arranged at the bottom of the inner end of the driving piece; and the first rotating frame and the second rotating frame are symmetrically and rotationally connected to the upper end of the base frame, the lower end of the first rotating frame is fixedly connected with the first ring frame, and the lower end of the second rotating frame is fixedly connected with the second ring frame. According to the one-way adjusting type transmission device for machining, through the arrangement of the adjusting piece, the purpose of adjusting the inner end is achieved.

The invention discloses a stable axial conversion device for machining. The stable axial conversion device for machining comprises a conversion device main body, wherein a first motor is installed at one side of the inner end of the conversion device main body, a clamping seat is fixedly connected to the lower end of the first motor, and a bottom frame is fixedly connected to the lower end of the clamping seat; a driving shaft is connected to the front-end position of the bottom frame in a sleeved mode through a sleeve frame, a regulation and control part is rotationally connected to the side-end position of the driving shaft, the regulation and control part comprises a limiting device and a driven device, the limiting device is arranged at one side of the inner end of the regulation and control part, and the side end of the limiting device and the driven device are arranged in a hinged mode; and the limiting device comprises a first shaft frame, a second shaft frame, a third shaft frame, a clamping block frame, an inserting shaft, a fourth shaft frame, a hinge rod, a fifth shaft frame, a sixth shaft frame, a shaft frame rod, a rotating frame block and a second motor. According to the stable axial conversion device for machining, the purpose of stable conversion for the inner end is realized through the arrangement for the regulation and control part.

The invention discloses a liquid and thread structure combined driving type steering driving device. The device comprises a transverse hollow housing. By means of micro-precision movement of a threadstructure and fluidity of liquid, rotation in the vertical direction can be converted into a bidirectional synchronous telescopic state, and therefore the driving function needed by steering is achieved; in addition, due to the fact that driving is conducted through the thread structure, the precision is high during driving; due to the fact that the liquid has the buffering capacity, the externalfactor resisting function is high; in addition, the device is provided with a spiral spring abutting type maximum liquid pressure intensity control mechanism, the maximum pressure intensity differenceis controlled through a spiral spring, and the phenomenon that due to too large rotation resistance, parts are damaged is prevented; in addition, the device is provided with a thread structure rotation moving type part connecting driving mechanism, and movement can be generated during relative rotation; and in addition, the device is provided with a piston sealing structure type end driving mechanism, and the liquid at one end can be driven under the sealing condition.

The invention discloses a composite metal ceramic tubular piezoelectric motor, which relates to a minisize piezoelectric ceramic motor and provides a linear piezoelectric motor with low voltage drive and large thrust. The composite metal ceramic tubular piezoelectric motor comprises a stator and electrodes arranged on the surfaces of piezoelectric ceramic plates and is characterized in that the stator is provided with a metal tube, a piezoelectric ceramic component and a drive foot; wherein the metal tube is a quadrangle column tube, the piezoelectric ceramic component is provide with four piezoelectric ceramic plates which are provided with an electrode respectively, the polarization direction of the piezoelectric ceramic plates are along the thickness direction, and the four piezoelectric ceramic plates are respectively fixed at one of four sides of the metal tube; and the drive foot is fixed on one of the four piezoelectric ceramic plates or on one of four edges of the metal tube.

The invention provides edge folding equipment for a bottom plate of a refrigerating chamber and relates to the field of carriage bottom plate edge turning devices. The equipment comprises a carrier body which is composed of a bracket body, a positioning pressing block, a guide bar assembly, a vertical air cylinder, a vertical pintle chain seat, an edge turning pressing plate, a front pintle chainseat, an inclined pushing air cylinder and a back pintle chain seat. The bracket body is composed of a plurality of unit racks of same structure, the upper layer of each unit rack is an overhung crossbeam, a mounting square hole is formed in the middle of the overhung cross beam, guide bar hole seats are arranged on the left and right sides of the mounting square hole, and the middle layer of each unit rack is a supporting cross beam. As the unit racks are controlled by an air path to act integrally, edge turning automation of carriage bottom plates of various specifications can be achieved.By starting the vertical air cylinder which controls the unit racks, functions of positioning and compressing the carriage bottom plates and loosening the carriage bottom plates to return materials are achieved. The whole equipment is convenient to use, the step links are reduced, the labor cost is lowered and the production efficiency is improved greatly.

An integrated multifunctional power division switch network assembly based on a vertical interconnection technology comprises radio frequency cavities and a digital signal processing circuit board. Signal transmission between the radio frequency cavities is vertically interconnected through copper silver-plated round wires. The digital signal processing circuit board is vertically connected with the radio frequency printed board through an insulating medium and a copper silver-plated round wire, so that the driving control of a chip is realized, the switching function of multiple paths of signals is completed, a radio frequency signal is input from the side surface of the radio frequency cavity and output from the top surface of the cavity, and the signal output realizes the external floating output of the radio frequency signal through a floating KK head. The radio frequency front printed board and the radio frequency back printed board jointly complete signal power distribution, multi-channel switch switching and straight-through transmission. The digital signal processing board adopts a floating low-frequency connector to complete the same horizontal plane with radio-frequency signal output, and can be in blind-mating interconnection with a rear-end TR assembly to complete direct signal distribution and transmission of the TR assembly and an antenna.

The invention discloses an automobile and locomotive combined transmission suitable for electric power pushing. The combined transmission comprises a support, a driving gear, a driving magnetic induction body shaft, a driven gear, a driving magnetic induction body, a driven permanent magnet ring shaft and a driven permanent magnet ring, wherein the support is used for supporting an output shaft ofa motor, the driving gear is located in the support and arranged on the output shaft of the motor, the driving magnetic induction body shaft is arranged on the support, the axis of the driving magnetic induction body shaft is parallel to the axis of the output shaft of the motor, furthermore, the rear end of the driving magnetic induction body shaft extends out of the support, the driven gear islocated in the support, arranged on the driving magnetic induction body shaft and is meshed with the driving gear, the driving magnetic induction body is arranged on the driving magnetic induction body shaft and provided with at least one layer of magnetic induction ring, the driven permanent magnet ring shaft is coaxial to the driving magnetic induction body shaft, the first end of the driven permanent magnet ring shaft is supported in the driving magnetic induction body, furthermore, the second end of the driven permanent magnet ring shaft is supported on a driving disc, the driven permanentmagnet ring is arranged on the driven permanent magnet ring shaft and cooperates with the magnetic induction rings on the driving magnetic induction body to sleeve the driven permanent magnet ring shaft or exit, and the gear ratio of the driving gear to the driven gear is 1:1-6. According to the automobile and locomotive combined transmission suitable for electric power pushing, the effects of speed change, torque increase, being energy-saving, being good in stability and being safe are achieved.

The pattern spline rolling seat comprises a driving connecting device, the side end position of the driving connecting device is movably connected with a machining production device, and the driving connecting device comprises a mounting seat block, a motor, a threaded column structure, a transmission rod, a first conduction piece, a belt and a rolling connecting structure. The mounting seat block is arranged at the bottom of the inner end of the driving connecting device, a motor is mounted at the front end of the mounting seat block, a transmission rod is inserted into the front end of the motor, the center of the transmission rod is communicated with the threaded column structure, and a first conduction piece sleeves the top end of the transmission rod; the side end position of the first conduction piece is connected with the belt, and the side end position of the belt is connected with the rolling connection structure in a sleeving mode. According to the pattern spline rolling seat, through the arrangement of the driving connecting device, the purpose of providing power for the whole inner end is achieved.