64results about How to "No increase in quantity" patented technology

The invention discloses a multicolor 3D (three-dimensional) printer. The multicolor 3D (three-dimensional) printer comprises a printer frame, a printing raw material mounting rack, a printing platform, a wire feeding module and a printing color changing mechanism, wherein two side plates of the printer frame are fixed at the two sides of a baseplate, the tops of the two side plates are connected to each other through guide rails, and vertical guide rails are respectively arranged at the inner sides of the two side plates; the printing platform is in sliding fit with the vertical guide rails at the inner sides of the side plates and is controlled to lift by a computer; the printing raw material mounting rack is fixed at the outer sides of the side plates; and the printing color changing mechanism mainly comprises a frame, a walking mechanism, an electric push rod, a stepper motor, a gear, a color changing rotary table, a rotating shaft, a material extrusion device, a spring, spray heads and a heating module. The multicolor 3D (three-dimensional) printer simultaneously provides printing materials in a variety of colors and realizes multicolor printing; the color changing mechanism is used for changing the materials; the structure is simplified and economical; the heating module and the spray heads are separated; and the heating module is shared by the multiple spray heads, so that energy sources are saved.

The invention provides a touch panel and its display device, a method of driving touch panel and an electronic device. In one example embodiment, a display device includes a drive control section operatively coupled to a signal line and a display section. The signal line has a first voltage. In one example embodiment, the display section includes: (a) a touch detection element which outputs a touch voltage; and (b) an electrode which has a second voltage. In one example embodiment, the drive control section increases a potential difference between the first voltage and the second voltage before the touch detection element outputs the touch voltage.

The invention discloses a DFIG (Doubly Fed Induction Generator) based direct current grid-connection generating system which comprises multiple DFIGs and a direct current power grid, wherein each DFIG is connected with a stator converter and a rotor converter; the stator converter and the rotor converter are connected with a controller; the stator converter has the functions of converting an alternating current outputted by the DFIG into the direct current while realizing the maximum wind energy tracking running of the DFIG; and the rotor converter has the functions of supplying excitation to a DFIG rotor while realizing the stable voltage control of a DFIG stator end. According to the DFIG based direct current grid-connection generating system, alternating current transmission is changed into direct current transmission for the power by directly utilizing the stator converter; the quantity of the converter is not increased; only the capacity of the stator converter is greater than the capacity of a network-side converter of a traditional DFIG wind power system; and meanwhile, the fluctuation of the voltage at the DFIG stator end does not need to be considered, so that the system structure is simple and the running property is stable; and the control for the DFIG and direct current transmission is simplified.

The invention provides a preparation method of a TFT array substrate, the array substrate and a display device. The preparation method comprises that a grid is formed on a substrate by a composition technology; a grid insulating layer is deposited on the substrate which forms the grid; an IGZO layer is deposited on the grid insulating layer; an etching barrier layer is formed on the IGZO layer by the composition technology; a source and drain pattern layer is formed on the etching barrier layer via the composition technology, and connected with the IGZO layer, and the part, corresponding to position between source and drain electrodes, of the IGZO layer serves as a channel region; a passivation layer is formed on the source and drain pattern layer at the position corresponding to the channel region; and the IGZO layer is patterned by the composition technology to keep the channel region and the part, corresponding to the source and drain pattern layer, of the IGZO layer to form an IGZO pattern layer, and a photomask used in the step of forming the IGZO pattern layer is the same with that used in the step of forming the source and drain pattern layer. One photomask can be saved, and thus, the production cost is reduced.

The invention relates to a method for measuring a bunting position and energy based on an energy distribution vector rate. The method comprises the following steps: arranging more than two sensors in a dispersing form under a sensing panel of touch control equipment; dividing a bunting sensing area of the sensing panel into a plurality of grids; using the given standard energy for gradually bunting all the grids and obtaining a unit energy distribution vector of a standard signal of each grid; and when once bunting is sensed, calculating the unit energy distribution vector of a corresponding bunting signal according to impact wave signal energy sensed by the sensor, comparing the unit energy distribution vector of the corresponding bunting signal with the unit energy distribution vector of the standard signal of each grid in turn, thereby confirming the serial number of the bunting in the grid, and calculating the corresponding bunting energy. The invention changes a method for arranging a group sensor, such as an array sensor, and the like, for sensing the bunting force in the prior art; the method can be applied to the electronic equipment with the sensing panel, such as, a touch screen, a game control plate, a shooting target, and the like; and the method has a function of assisting or replacing the present positioning method based on the technologies, such as resistance, capacitance, and the like.

The present invention relates to a multi-input pad for operating in a capacitive sensing mode and in an induced electromagnetic field sensing mode, thereby simultaneously sensing a capacitive touch and an induced electromagnetic field input, the multi-input pad comprising: a plurality of first patterns extending in a first direction in a predetermined sensing area; a plurality of second patterns extending in a second direction in the sensing area; a plurality of third patterns extending in the second direction in the sensing area; and a common loop surrounding at least a part of the sensing area, the other ends of the third patterns being connected to the common loop.

The invention discloses a control rod distribution structure of a 177 reactor core. The control rod distribution structure comprises 61 bundles of control rods, wherein the 61 bundles of control rods are divided into 8 groups, namely a group R, a group G1, a group G2, a group N1, a group N2, a group SA, a group SB and a group SC; the group R comprises temperature adjusting rods; the group G1, the group G2, the group N1 and the group N2 comprise power compensation rods; the group SA, the group SB and the group SC comprise shutdown rods; each of the group G1 and the group G2 is composed of grey body control rods; and the other groups are composed of black body control rods. According to the control rod distribution structure, the quantities of the temperature adjusting rods, the power compensation rods and the shutdown rods are set, the temperature adjusting rods, the power compensation rods and the shutdown rods are reasonably grouped, and space positions of all the control rods are optimized, so that an enough shutdown allowance is provided for the 177 reactor core by adopting the 61 bundles of control rods under the condition that holes in a top cover of a pressure container are not increased; and the shutdown allowance meets the safety requirements of annual reloading and 18-month reloading.

The invention discloses an electric power moving device, comprising pedals; wheels mounted on the pedals; a sensor arranged on the pedal for detecting the detection pressure parameter acting on the pedal; a controller for outputting a first control signal when the change rule of the detection pressure parameter accords with a first preset rule; an electromotor, which is respectively connected to the wheels and the controller for driving the wheels to rotate based on the first control signal. The invention also discloses a control method for the electric power moving device.

The invention discloses a medical instrument employing upper and lower cams and used for body massage. The medical instrument comprises a rack plate (3) and a vertical post (95), wherein the vertical post (95) is fixedly connected with the rack plate; a sliding rail (89) is arranged on the rack plate (3) and is in sliding fit with a sliding massage assembly; the sliding massage assembly comprises a mounting plate and a reciprocating plate (87); the reciprocating plate (87) is in sliding fit with the mounting plate; an eccentric wheel rotating shaft is arranged on the mounting plate; the upper end of the eccentric wheel rotating shaft is connected with a lower output shaft of a reciprocating drive motor (85); eccentric wheels (87) are respectively arranged at the middle part and the lower part of the eccentric wheel rotating shaft and are to be jointed with the reciprocating plate (87) to generate reciprocating motion when the eccentric wheels rotate; and a vertical bevel gear (84) is arranged on an upper output shaft of the reciprocating drive motor (85).

The invention discloses a brushless direct current motor. The advantages are that complex structures are designed on the rotor punching sheet and the stator punching sheet; and the rotor punching sheet is designed into an irregular circle. Non-uniform motor air gap design is adopted; a magnetic circuit sine wave design idea is imitated to optimize polar arc coefficients, meanwhile, a circle defined by the inner surfaces of the boot parts of the stator punching sheets is also designed into an irregular circle, so that the pole-arc coefficient is further optimized, the waveform of the counter electromotive force of the brushless direct current motor is smooth and closer to a sine wave through the combination of the irregular circle and the pole-arc coefficient, the vibration of the rotor issmaller, and the noise is correspondingly lower; and the magnetic steel structure is simplified, only a square strip structure is adopted, no arc design is adopted, the utilization rate of magnetic steel processing materials is high, the number of used magnetic steel does not need to be increased, and the total cost is low.

Provided is a serial driving plane motor structure and a thrust calculation method thereof, relating to the structure design of a magnetic suspension plane motor. The plane motor includes a coil array and a magnetic steel array, the coil array consists of a plurality of completely identical coil array units, the magnetic steel array consists of a plurality of completely identical magnetic steel array units, the coil array units and the magnetic steel array units are equal in size in the x direction and in the y direction, the coil in each coil array unit is driven by different single-phase drivers, and the coils at the same relative positions in the different coil array units are serially connected on the same one driver. The structure is not only suitable for a moving coil planar motor structure, but also for the moving iron planar motor structure. When the structure is periodically expanded, only the added coils are connected in series to the corresponding drivers, the number of the drivers is not increased, the trust is large, and the expandability is good. The thrust calculation method can carry out the six-degree-of-freedom on the plane motor, and the thrust calculation quantity is small.

The embodiment of the invention relates to a semiconductor production control method and control system, and the method comprises the steps: building a prediction model based on historical data, the prediction model being used for predicting characteristic parameters of a wafer after the second step, and the historical data comprising historical process parameters of the historical first step, historical process parameters of the historical second step and historical characteristic parameters of the wafer after the second step; after the current second step, measuring the characteristic parameters of a part of wafers in the same batch of wafers to obtain actual measurement data; on the basis of the prediction model, predicting the characteristic parameters of the remaining wafers in the same batch of wafers to obtain prediction data; and adjusting the process parameters in the second step based on the prediction data and the actual measurement data. According to the embodiment of the invention, the adjustment mechanism of process production automation can be improved.

A spindle motor capable of suppressing an increase in number of parts and reducing a man-hour for assembly, and having an automatic balancing mechanism and a disk centering function, comprising a motor part (31) for rotating a disk (30) used as a recording medium, a turn table (12) for mounting the disk (30), and a holder plate (14) installed on the lower part of the turn table (12), wherein spherical bodies (16) are disposed in an annular space (22) formed of the turn table (12) and the holder plate (14) to form the automatic balancing mechanism, and the disk (30) centering function is provided to a plurality of claw parts (5) formed at the center part of the holder plate (14).

The invention discloses a DFIG (Doubly Fed Induction Generator) based direct current grid-connection generating system which comprises multiple DFIGs and a direct current power grid, wherein each DFIG is connected with a stator converter and a rotor converter; the stator converter and the rotor converter are connected with a controller; the stator converter has the functions of converting an alternating current outputted by the DFIG into the direct current while realizing the maximum wind energy tracking running of the DFIG; and the rotor converter has the functions of supplying excitation to a DFIG rotor while realizing the stable voltage control of a DFIG stator end. According to the DFIG based direct current grid-connection generating system, alternating current transmission is changed into direct current transmission for the power by directly utilizing the stator converter; the quantity of the converter is not increased; only the capacity of the stator converter is greater than the capacity of a network-side converter of a traditional DFIG wind power system; and meanwhile, the fluctuation of the voltage at the DFIG stator end does not need to be considered, so that the system structure is simple and the running property is stable; and the control for the DFIG and direct current transmission is simplified.

The present invention relates to a kind of air bag device for protecting driver's both knees. Said air bag can be folded, when the air is flowed into said air bag, said air bag can be expanded and can be projected towards rear side of vehicle from lower portion side of steering column positioned in the front side of driver so as to protect driver's both knees. Said invention also provides the concrete structure of said air bag and its operation method.

The invention discloses a SiC and Si hybrid three-level ANPC inverter modulation circuit, belongs to the technical field of power electronics, designs a novel SiC and Si hybrid scheme and a corresponding modulation strategy for solving the problem of unbalanced loss distribution among SiC devices of an existing SiC and Si hybrid three-level ANPC inverter, and provides a novel SiC and Si hybrid three-level ANPC inverter modulation circuit based on the full utilization of the performance advantages of the SiC devices. According to the technical scheme, the on-state loss is comprehensively considered while all switching losses are borne, the on-state loss and the off-state loss are distributed on different SiC devices, a better loss balancing effect is achieved, the on-state loss is optimizedby adopting a double-current path at the main zero level, and the efficiency of the inverter is further improved.

The invention relates to a self-correcting method of phase error, and the method comprises the following steps: Step 1, calculating a period PT; Step 2, calculating the improved combined parcel phase;and the problems that projection stripes need to be doubled and measurement efficiency is reduced in the prior art are solved, phase errors caused by non-sine of grating stripes are reduced, no grating stripes need to be added, and measurement efficiency is greatly improved.

Provided is a serial driving plane motor structure and a thrust calculation method thereof, relating to the structure design of a magnetic suspension plane motor. The plane motor includes a coil array and a magnetic steel array, the coil array consists of a plurality of completely identical coil array units, the magnetic steel array consists of a plurality of completely identical magnetic steel array units, the coil array units and the magnetic steel array units are equal in size in the x direction and in the y direction, the coil in each coil array unit is driven by different single-phase drivers, and the coils at the same relative positions in the different coil array units are serially connected on the same one driver. The structure is not only suitable for a moving coil planar motor structure, but also for the moving iron planar motor structure. When the structure is periodically expanded, only the added coils are connected in series to the corresponding drivers, the number of the drivers is not increased, the trust is large, and the expandability is good. The thrust calculation method can carry out the six-degree-of-freedom on the plane motor, and the thrust calculation quantity is small.

A heat dissipation structure of a server the invention relates to the technical field of server heat dissipation architecture, including power, FPGA card and CPU, FPGA card is arranged at that left end of the chassis, the heat dissipation end of the FPGA card is opposite to the air outlet of the chassis. A chassis air outlet is arranged on the right side wall of the chassis, the right end of the FPGA card is provided with an air guide cover, the air deflector comprises a first air deflector and a second air deflector sequentially connected from left to right. The left end of the first air guide cover is connected with the heat dissipation end of the FPGA card, the end of the second air guide cover away from the first air guide cover is opposite to the air outlet of the chassis, and the CPUis arranged on the front side or the rear side of the air guide cover. The inner cavity of the first air guide cover is a trumpet shape with a large left end and a small right end. The invention caneffectively utilize the limited space inside the server chassis to guide the hot air generated by the FPGA card, improve the heat dissipation effect of the components inside the chassis, reduce the density of the components inside the chassis and reduce the cost.

The embodiment of the invention provides a coaxial rotor wing control device. The output end of a gearbox of the device sleeves an outer shaft and an inner shaft separately, and the outer shaft is hinged to the inner shaft and sleeved with a second swash plate-stator and a second swash plate-rotor; and a transmission shaft is placed in the inner shaft, and an inner shaft head frame is fixedly installed on the end face of the inner shaft and hinged to the second turning rod. The transmission shaft is respectively hinged with the first turning rod and the second turning rod, the first turning rod is respectively hinged with the first pull rod and the inner shaft head frame, the connecting rod is movably hinged with the first tilting tray, the first tilting tray is hinged to the first steering engine and the first anti-torque arm, the first steering engine is hinged to the outer side wall of the gearbox, the gearbox is hinged to the second steering engine, the second steering engine is fixedly hinged with the second tilting tray, the second tilting tray-stator is hinged with the second anti-torsion arm, and the movable outer side wall of the second inclined disc is hinged to one end of a second pull rod. According to the device provided by the invention, the lifting force can be increased under the condition that the space occupied by the blades is not changed.

A body massaging medical instrument with a heat dissipation function comprises a frame plate (3) and a vertical column (95) fixedly connected with the frame plate. A slide rail (89) for being in slide fit with a slide massage component is disposed on the frame plate (3). The slide massage component comprises a mounting plate and a reciprocating plate (87) in slide fit with the mounting plate. An eccentric wheel transmission shaft is mounted on the mounting plate. The upper end of the eccentric wheel transmission shaft is connected with the lower output shaft of a reciprocating drive motor (85). Eccentric wheels (87) are respectively mounted on the middle portion and at the lower end of the eccentric wheel transmission shaft and used for being connected with the reciprocating plate (87) so as to generate reciprocating during the rotation of the eccentric wheels. A vertical bevel gear (84) is mounted on the upper output shaft of the reciprocating drive motor (85).

A body massaging medical instrument adjusted through screw rods comprises a rack plate (3) and a vertical column (95) fixedly connected with the rack plate, wherein a sliding rail (89) is arranged on the rack plate (3) and used for being in sliding fit with a sliding massaging assembly. The sliding massaging assembly comprises an installation plate and a reciprocating plate (87) in sliding fit with the installation plate, the installation plate is provided with an eccentric wheel rotating shaft, the upper end of the eccentric wheel rotating shaft is connected with a lower output shaft of a reciprocating driving motor (85), eccentric wheels (87) are installed in the middle and at the lower end of the eccentric wheel rotating shaft respectively and used for being in joint with the reciprocating plate (87) to generate reciprocating movement when the eccentric wheels rotate, and a vertical bevel gear (84) is installed on an upper output shaft of the reciprocating driving motor (85).

The embodiment of the invention discloses a block generation method and device, equipment and a medium, and relates to the blockchain technology. The method comprises the following steps: processing abasic transaction request in a basic block chain to obtain basic transaction data, and processing a parallel transaction request in a parallel blockchain to obtain parallel transaction data; constructing a current parallel block according to the parallel transaction data; and constructing a current basic block according to the basic transaction data, the parallel transaction data and the currentparallel block. According to the embodiment of the invention, a block data storage mode for a multi-chain scene can be optimized.

The embodiment of the present invention provides a coaxial rotor control device, the output ends of the gearbox of the device are respectively sleeved on the outer shaft and the inner shaft, the outer shaft is hingedly mounted on the inner shaft, and the second swash plate-fixing and The second swash plate moves; the transmission shaft is placed in the inner shaft, and the inner shaft head frame is fixedly installed on the end surface, and is hingedly installed on the second steering rod; the transmission shaft is respectively connected with the first steering rod and the second steering rod The rod is hinged; the first direction changing rod is respectively hinged with the first pull rod and the inner axle head frame; the connecting rod is hinged with the first swash plate; the first swash plate is fixedly hinged with the first steering gear and the first anti-torque arm respectively ; The first steering gear is hingedly mounted on the outer wall of the gearbox; the gearbox is hinged with the second steering gear; the second steering gear is hinged with the second swash plate; the second swash plate is hinged with the second anti-torsion arm ; The second swash plate-moving outer wall is hinged with one end of the second pull rod. The device provided by the invention can increase the lift force under the condition that the space occupied by the blade remains unchanged.

The present invention provides a multipurpose connector for multiplexing a headset interface into a high-definition video / audio input interface, including a headset connector, a selecting switch, a high-definition video / audio transceiver, and an audio output module, where the headset connector includes a first audio terminal and a second audio terminal; the audio output module is configured to output an audio signal of the headset; and the selecting switch includes two lines, where when the selecting switch communicates with a first line, the first audio terminal and the second audio terminal are coupled to a pair of differential transmission lines respectively, and the differential transmission lines are configured to transmit high-definition video / audio data output by the high-definition video / audio transceiver; and when the selecting switch communicates with a second line, the first audio terminal is coupled to the audio output module. The present invention further provides a handheld electronic device which includes the foregoing multipurpose connector.

The invention discloses a register circuit realizing a grouping addressing and read write control method for register files, which comprises a write back data generating module, a write address and control signal generating module, two register RAMs, two read address and control signal generating modules and two operand generating modules, wherein the first register comprises a register group of RAM0-RAM3, the second register comprises a register group of RAM4-RAM7, and the size of each register group is one quarter of the register file; the output of the write back data generating module is respectively connected with 32-bit data input of each register group; the output of the write address and control signal generating module is respectively connected with the write control input of each register group; the register group of RAM0-RAM3 outputs a 128-bit first source operand through the first operand generating module; and the register group of RAM4-RAM7 outputs a 128-bit second source operand through the second operand generating module.

The present invention is a method for measuring touching position, touching energy and display device thereof. While touching position is measured, at least two sensors are installed in dispersing form under the sensing panel of touch control equipment. The sensing panel is divided into a plurality of grids. The unit energy distribution vector of the touching signal is compared with the unit energy distribution vector of the benchmark signal of each grid, therefore touching position is obtained. While touching energy is measured, at least one sensor is installed under the sensing panel. The sensing panel is divided into a plurality of grids. Touching position would be obtained by the above method for measuring touching position or other methods. The touching energy could be calculated by comparing the detected touching signal energy with energy of benchmark signal at touching position in corresponding grid. The present invention could reduce the cost, complexity and power consumption of touch control equipment dramatically.

The invention discloses a remote local switch with a remote authorization control function and a mode control method. The remote local switch comprises a shell, a touch display screen, a central processing module, a communication module and a switch execution module, and the switch execution module comprises a local mode relay and a remote mode relay. the mode control method of the remote local switch comprises a local control method and a remote control method. The local control method specifically comprises the following steps: setting an operation password in the central processing module;and when the user changes the local mode, inputting an operation password through the touch display screen for verification. The remote control method specifically comprises the following steps that after a user completes authentication in the remote authorization system, a remote local switch is set to be in a remote operation mode through the remote authorization system. The safety performance of the remote on-site switch can be improved.

The invention relates to a self-correcting method of phase error, and the method comprises the following steps: Step 1, calculating a period PT; Step 2, calculating the improved combined parcel phase;and the problems that projection stripes need to be doubled and measurement efficiency is reduced in the prior art are solved, phase errors caused by non-sine of grating stripes are reduced, no grating stripes need to be added, and measurement efficiency is greatly improved.

The invention discloses a novel automobile parallel flow condenser channel. The novel automobile parallel flow condenser channel comprises a pick- up tube (1), an entrance (6) used for the inflowing of refrigerant is arranged around the middle part of the pick- up tube (1), the upper end of the pick- up tube (1) and the lower end of the pick- up tube (1) are connected with a upper exit (2) and a lower exit (3) respectively, and the upper exit (2) and the lower exit (3) are used for the inflowing of refrigerant. The gas with high temperature and high pressure can participate in the heat transfer sufficiently in a top and bottom bipartition mode after entering the condenser, heat exchanger efficiency of the condenser is improved greatly, and the heat exchange capability is improved greatly without adding fins and flat pipe.