284results about How to "The connection relationship is simple" patented technology

The invention relates to the field of connectors, in particular to a high-speed electric connector and a signal module thereof, and a molding method of the signal module. The high-speed electric connector comprises the signal module; the signal module comprises a contact part; a shield sheet is arranged on at least one side of the contact part; the signal module further comprises an insulator; and the insulator is molded on the contact part and the shield sheet in an injection molding manner to combine the contact part and the shield sheet. The insulator of the signal module of the electric connector is packaged on the contact part and the shield sheet in an injection molding manner, so that the firm degree of the signal module is strengthened and the problem that the signal module of an existing high-speed electric connector is easy to deform is solved.

The invention discloses a flexible display device and a control method thereof. The flexible display device comprises a flexible display panel, a shell and a position detection system. The flexible display panel is provided with a display zone and a non-display zone. The shell forms a containing space, the flexible display panel can be stored in the shell in a first direction, and the flexible display panel stored in the shell can be unfolded to the outside of the shell in the first direction. The flexible display panel further comprises at least one optical sensor set, and each optical sensor set comprises multiple optical sensors arranged in the first direction. The position detection system comprises optical sensor sets and is used for identifying the area of the part, unfolded to the outside of the shell, of the display zone according to signals of the optical sensor sets. According to the flexible display device and the control method thereof, the area of the part, unfolded to the outside of the shell, of the display zone can be identified, and thus diversified use demands of users are met.

The invention relates to a method for achieving reflector antenna beam two-dimensional scanning. Each feed source (6) in a feed source array is connected with a power distribution network (2) through a corresponding feed channel, and each feed channel comprises an amplifier (5), a phase shifter (4) and an attenuator (3). According to the method for achieving the reflector antenna beam two-dimensional scanning, working states of the amplifiers in the feed channels are selected through adjustment of the attenuators of the feed channels, the selection of stimulation feed source positions and / or weighting of feed amplitude are / is achieved afterwards, large angle scan spans can be achieved, a reflector antenna has higher aperture efficiency, and phase weighting of antenna feed can be achieved through phase deploy of the phase shifters in the feed channels. According to the method for achieving the reflector antenna beam two-dimensional scanning, the complexity of an antenna feed system can be reduced, the aperture efficiency of the antenna can be improved, beam scanning capacity is more flexible, and reliability is higher.

The invention discloses an injection die for an injection and pull-extrusion process and a method for preparing a resin matrix composite by using the same, relating to an injection die and a method for preparing a resin matrix composite by using the same. Through the invention, the problem that the existing injection dies for the injection and pull-extrusion process are complicated in structure is solved. The injection die is provided with a die cavity and a glue injection hole, wherein the die cavity consists of a round table-shaped die cavity and a cylindrical die cavity; and the glue injection hole is located on the die wall of the round table-shaped die cavity. The method comprises the steps of: injecting a resin matrix into the round table-shaped die cavity through the glue injectionhole; causing continuous fibers to enter the die cavity of the injection die from a large-diameter end of the round table-shaped die cavity of the injection die under the traction of a traction device and then enter a die cavity of a pull-extrusion molding die through the cylindrical die cavity; and carrying out sizing and curing. The die cavity of the injection die is conical in front part and flat in rear part, the fibers of a solvent impregnated resin are stressed by a small-diameter end of the round table-shaped die cavity and the die wall of the cylindrical die cavity and then air bubbles are discharged, therefore, the void ratio of the composite is reduced and the mechanical property is improved. The injection die is simplified and the application range of the injection and pull-extrusion process is enlarged.

The invention discloses a movable-type static synchronous compensator with a compact structure design. The compensator has high compensation capacity and rapid adjusting speed and compact structure, is convenient for transportation, and can be rapidly transferred, installed and put into operation at the urgent place needs reactive power support, thus the planning, the arrangement and the operation of a dynamic reactive power compensation device of a power grid are more flexible and effective. The movable-type static synchronous compensator comprises three functional module containers with the same structure, an auxiliary equipment container and a movable base, wherein, the functional module container comprises a single-phase converter chain and a converter chain arrester; the auxiliary equipment container comprises a control protective system, a water-cooling system and a three-phase starting loop; and the movable base comprises a connection reactor, a main breaker, an isolation switch and an earthed switch. The compensator provided by the invention has the obvious advantages of rapid response speed, wide adjustment application, low harmonic output content, adoption of compact design, mobility, less occupation area and the like.

The invention relates to video recording equipment, particularly to an electric rotating slideway for movable camera shooting, which includes a support base, wherein a rotary disc is arranged on the support base; a first slideway is vertically fixed on the rotary disc; the slideway also includes a first motor fixed on the support base, the first transmission mechanism connected between the first motor and the rotary disc, and a first sliding block seat arranged on the first slideway and capable of sliding along with the first slideway as well as a second slideway and a second sliding block seat arranged on the second slideway and capable of sliding along with the second slideway; the second slideway is rotatably connected with the first sliding block seat through a horizontal rotating shaft; a second motor is fixed on the first sliding block seat; and a second transmission mechanism is connected between the second motor and the rotating shaft. The electric rotating slideway has simple and light structure and low construction cost, and is portable, the uniform-speed rotating camera shooting within the length range of the first sliding block of the camera at any height is possible.

Disclosed is a nanometer positioner for transmission electron microscope sample rods. The nanometer positioner comprises a positioner head used for loading samples and a positioner body driving displacement of the samples; the positioner body is of a piezoelectric ceramic tube, conducting regions are arranged on the outer peripheral wall and the inner peripheral wall of the piezoelectric ceramic tube, multiple pairs of the conducting regions are arranged on the outer peripheral wall, and each paired conducting regions are symmetrical to the axis of the piezoelectric ceramic tube, the conducting regions on the outer peripheral wall are evenly arranged in a mutually independent manner, and a joint ball is fixed to the head end of the piezoelectric ceramic tube; the positioner head is mainlyformed by an upper pressing piece, a lower pressing piece and an elastic connection assembly, the joint ball is located between the upper pressing piece and the lower pressing piece, and each of the upper pressing piece and the lower pressing piece is provided with a slot matched with the joint ball. The nanometer positioner has the advantages of performance stability in reuse.

The invention discloses a variable-pitch mechanism for an aerogenerator, which comprises a wheel hub, a power component, a plurality of variable-pitch bearings, wherein the wheel hub consists of a curved surface formed by the axes around the wheel hub, a front cover and a back cover which are vertical to the axes of the wheel hub; the outer circle of the variable-pitch bearing is fixedly connected with the curve surface of the wheel hub, and the variable-pitch bearing is evenly distributed on the curve surface of the wheel hub. The device also comprises a screw-driven component, a synchronous mounting rack, a connecting piece and a rotating component, wherein the screw-driven component is rotationally matched with central holes of the front cover and the back cover, and the screw-driven component is connected with the power component; the screw-driven component is fixedly connected with the synchronous mounting rack; the synchronous mounting rack is rotationally connected with each connecting piece, each connecting piece is evenly distributed on the circumference taking the center of the synchronous mounting rack as circle center, and circumference plane is vertical to the axes of the wheel hub; and the connecting piece is also rotationally connected with the rotating component, and the rotating component is fixedly connected with the inner circle of the variable-pitch bearing.

The invention discloses a genome assembling method, comprising the following four steps: sequence comparison, sequence extension, completion of extension and removal of redundancy. Genome-wide assembly is divided into two main steps: assembly of single copy sequence and assembly of remaining sequence, which simplifies the implementation process, makes the whole method fast, efficient and error-free, and greatly improves the continuity of the assembly sequence fragments and the assembly quality. By assembling the whole genome sequence with the method of the invention, the whole genome sequencecan be recovered quickly and efficiently, and the whole chromosome and the whole genome sequence can be recovered more easily. The genome assembling method of the invention can also be used for filling the sequence of the blank region in the genome sequence, in particular, the assembling effect can be greatly improved by combining the genome optical map information or the chromosome grouping sorting information. And for judging whether there is a connection between any two sequences or for estimating a distance between two adjacent sequences.

The invention discloses a multifunctional integrated connector socket and plug as well as multifunctional integrated connector combination. Each of the socket and the plug comprises insulation bodies, a row of first contact terminals, a row of second contact terminals, an intermediate partition board and a shielding casing, wherein the row of first contact terminals comprise first HDMI (high-definition multimedia interface) terminals, USB terminals and second HDMI terminals; the row of second contact terminals comprise power supply terminals, RJ (registered jack) terminals and a plurality of other connection terminals. A plurality of HDMI, USB, RJ, power supply and electronic controls are integrated into a whole, so that a television core assembly and a plurality of connectors in a television mainboard, a displayer and an external port are integrated into the same connector, the connecting relation between the core assembly and each of the television mainboard, the displayer and the external port is simplified, production and assembly are easy, the occupied space is saved, the use is convenient for a user, and the use cost of the user is saved; besides, by virtue of a static-removing grounding elastic sheet, accumulated static electricity is removed in advance in a plugging process, and a core is prevented from being influenced by the static electricity.

The invention discloses an improved cascode radio frequency power amplifier. A common-source-stage transistor grid electrode G1, a common-source-stage transistor source electrode S, a common-grid-stage transistor grid electrode G2 and a common-grid-stage transistor drain electrode D are transversely arranged on a substrate, a radio frequency input end RFin is connected with the common-source-stage transistor grid electrode G1 through a metal routing wire, the common-source-stage transistor source electrode S is connected with a grounding hole array through a metal routing wire, the common-grid-stage transistor grid electrode G2 is connected with a bias circuit through a metal routing wire, and the common-grid-stage transistor drain electrode D is connected with a radio frequency output end RFout through a metal routing wire. A cascode structure is adopted, and a layout structure is optimized, so that the improved cascode radio frequency power amplifier has the advantages of high gain, high power, high linearity, high efficiency and the like; layout area equivalent to that of a single-transistor common-source structure radio frequency power amplifier is maintained, so that low cost is realized.

The invention discloses a power idler wheel sorting machine. The power idler wheel sorting machine comprises idler wheel modules arranged side by side; each row of idler wheel modules comprise a crossbeam; each cross beam is rotationally connected with a plurality of idler wheel supports; each idler wheel support is rotationally connected with an idler wheel; each row of idler wheel supports arehinged to the same linkage rod; each linkage rod is used for driving the corresponding row of idler wheel supports to synchronously rotate; and at least one idler wheel support in each row of idler wheel modules is in drive connection with a drive motor. According to the technical scheme, the multiple idler wheels are arranged side by side to form one idler wheel module and are connected through the same linkage rod, the connection relation among the idler wheels is simplified, and the synchronous steering mechanism route of each idler wheel is simple; and at the same time, the power idler wheel sorting machine is of a standard modular structure, dismounting, mounting and maintaining are more convenient during use, and faults can be solved rapidly.

The embodiment of the invention provides a data packet processing method, a data packet processing apparatus and a communication device including the data packet processing apparatus. The method comprises the following steps: receiving a data packet from a source packet processing module through a first port, wherein the data packet comprises a destination identifier which is used for processing the packet processing module of the data packet; analyzing the data packet to obtain the destination identifier; obtaining a port corresponding to the destination identifier as the second port; and transmitting the data packet to the packet processing module corresponding to the destination identifier through the second port. The method, the apparatus and the communication device can simplify the connectivity of the packet processing modules.

A method and device for on-line crack detection of metal pipe, bar and wire rod in high speed includes installing vortex detecting mechanism formed by point detection probe, control processor, alarm signal annoucer and battery on a rotating mechanism in high-speed rotation; detecting axial slowly varying defect and annoucing relevant alarm signal by vortex detecting mechanism in high speed as feeding metal pipe bar and wire rod in along axial move.

The invention relates to the technical field of ground power supply and distribution of a carrier rocket, in particular to a ground power supply distribution system for a carrier rocket. The ground power supply distribution system for the carrier rocket, which is disclosed by the invention, comprises a front-end transmitter, a control combination device, a control cable, a power supply cable, a rocket power supply interface and a ground power supply device; the front-end transmitter and the control combination device are used for controlling the ground power supply device by the control cable to ensure the ground power supply device to directly supply power to the carrier rocket by the power supply cable; and the power supply cable is connected onto the carrier rocket by the rocket power supply interface. Compared with the prior art, the ground power supply distribution system for the carrier rocket, which is disclosed by the invention, has the advantages that the intermediate adapter link of the power supply is greatly reduced, so that the cable connection relation between the rocket and the ground and among pieces of equipment is simplified, the equipment expansion recovery and cable laying time is shortened and the reliability of the power supply is further improved; and meanwhile, resources can be greatly saved after the ground power supply distribution system for the carrier rocket, which is disclosed by the invention, is adopted.

The invention discloses a missile performance testing unit for a missile testing system, and relates to the technical field of missile testing devices. The missile performance testing unit comprises amissile performance testing unit box body, a second alternating current input interface is embedded in the missile performance testing unit box body, and the second alternating current input interface is connected with one power supply input end of a first DC-DC conversion circuit through a second power supply switch and a second switch power supply, the first path of the output end of the firstDC-DC conversion circuit is connected with the input end of a second power supply processing circuit, the second path of the output end of the first DC-DC conversion circuit is connected with the power input end of a cranking module, and a second direct current power socket is embedded in a turntable control unit box body. The missile performance test is completed by matching a computer measurement and control unit, a turntable control unit, the missile performance testing unit and an air source component, and the missile fault diagnosis rate and maintenance efficiency can be improved.

The invention discloses a combined 5G communication module assembly and an assembling method thereof and belongs to the technical field of 5G communication module assemblies. When a 5G communication module is connected and fixed, the 5G communication module is only simply inserted and exposed outside, and faults easily occur due to dust and moisture in air. With the combined 5G communication module assembly and the assembling method thereof of the invention adopted, the above problem can be solved. The combined 5G communication module assembly comprises a protective shell; a protective cover plate is movably installed above the protective shell; a filling bottom plate is movably installed at the bottom end of the protective shell; a lifting mechanism is installed between the filling bottomplate and the protective shell; the lifting mechanism comprises an installation bottom plate. With a communication module clamping mechanism and a communication module lifting mechanism installed, a5G communication module can be conveniently and rapidly clamped and fixed, the 5G communication module is comprehensively protected, the 5G communication module is prevented from breaking down due todust or moisture in air, and normal use of the 5G communication module is guaranteed.

The invention relates to a dual-motor driving system. A shell is internally provided with a first motor and a second motor separately, and the first motor serves as a main driving motor and is used for outputting kinetic energy; the second motor is an auxiliary driving motor, and an output shaft of the second motor is connected with an output shaft of the first motor through a one-way clutch and used for providing auxiliary output kinetic energy for the first motor. The connection between the first motor and the second motor is adjusted through the one-way clutch so that the maximum output power can be provided in the speed-up stage of a vehicle, and meanwhile, in the high-speed running stage of the vehicle, only the main driving motor provides the output power to ensure the maximum vehicle speed. Meanwhile, the system is simple in structure, reasonable in layout and low in manufacturing cost.

The invention discloses an electrochemical analyzer with wireless transmission function, which is used for connecting equipment with wireless transmission function such as a computer and executing electrochemical signal collection, transmission and treatment. The electrochemical analyzer comprises an electrode control unit, a data collector, a processor, a wireless transmission module, a signal generator and a power supply module. The analyzer can independently operate when the computer connected therewith is turned off or the connection is disconnected and store the collected data in a memory of the analyzer, and the stored data can be updated when the connection is reestablished. The analyzer can be used for remote continuous monitoring of waste water and gas and for electrochemical analysis and detection in harmful environments such toxic, high-temperature and radiation environment. Specifically, the analyzer can be used in combination with miniature electrochemical sensor to construct a miniature electrochemical data wireless collection system or disposed in other instrument or equipment for adding electrochemical analysis and detection function therefor.

The invention discloses a leg connection structure for a bionic insect robot. The leg connection structure comprises a supporting plate, a long supporting rod, a first short supporting rod, a second short supporting rod, a moving rod, a driving mechanism and a T-shaped shaft. The long supporting rod and the short supporting rods are in inserting connection onto the supporting plate, the moving rod is in match connection with the T-shaped shaft, and the driving mechanism comprises a first shape memory alloy (SMA) spring, a second SMA spring, a third SMA spring and a fourth SMA spring. Two ends of each of the first SMA spring and the second SMA spring are connected with the moving rod and the long supporting rod through connection wires, the third SMA spring is connected with the first short supporting rod and the T-shaped shaft, and the fourth SMA spring is connected with the second short supporting rod and the T-shaped shaft. The leg connection structure for the bionic insect robot is simple in structure, stable in performance, low in manufacture cost, flexible in motion, low in driving voltage, free of pollution and noise, capable of improving adaptability of the robot to the environment and corresponding with bionic concepts.

A gas separation device of pyrolysis gas comprises a purification device and a liquefied separation device. The purification device is used for purifying the pyrolysis gas. The liquefied separation device comprises a first heat exchanger, a first gas-liquid separator, a hydrocarbon mixing rectifying tower, a second heat exchanger, a dehydrogenation rectifying tower and a methane rectifying tower. The first gas-liquid separator outputs a first hydrocarbon mixing product. The hydrocarbon mixing rectifying tower outputs a second hydrocarbon mixing product. The first heat exchanger outputs hydrogen rich gas. The methane rectifying tower outputs an LNG product. The liquefied separation device further comprises a mixed refrigerant circulation refrigerating device and a nitrogen circulation refrigerating device so as to supply the cooling capacity. According to the gas separation device of the pyrolysis gas, the first gas-liquid separator is used for gas-liquid separation, and then, the hydrocarbon mixing product, hydrogen rich gas and the LNG product can be obtained through three times of rectifying and separation. The device is not complex, the connection relation is simple, the gas separation technology is simple, and operation is easy. The invention further provides a gas separation device of the pyrolysis gas through the device.

The invention belongs to the technical field of water elevating equipment, and particularly relates to a portable hydraulic power water elevator. The portable hydraulic power water elevator comprisesa water wheel power device, a pumping device and a transmission mechanism. The water wheel power device transmits power to the pumping device through the transmission mechanism. The pumping device carries out water pumping and water discharging under the action of the power and comprises a piston rod, a piston, a pressure cylinder, a water inlet pipeline and a water outlet pipeline. Through the reciprocating of the piston in the pressure cylinder, water pumping and water discharging are carried out, the structure is simple, and practicability is high. The portable hydraulic power water elevator is applicable in a remote mountainous region, and can carry out water pumping through the mobility of river water without other power, and energy is saved. In the use process, no pollutants are discharged, and the characteristics of environment protection and energy saving are achieved. In addition, the portable hydraulic power water elevator is simple in structure, convenient to convey and capable of realizing irrigation of nearby farm land.

The invention relates to a fault detecting device of a cable-free bathyscaph track control system. The system comprises a GPS (Global Position System) receiving antenna, a GPS receiving device, a gyrocompass, a helm angle feedback device, a track controller, a helm angle controller, a track tracking reference model, a control signal receiving device, a steeling instrument, a steering engine, a helm, a fault detection filter, a reference residual error model, a residual error signal analyzing device and a fault alarming device. The invention also provides a fault detecting method of the fault detecting device. By utilizing the device, the fault detection of the cable-free bathyscaph track control system is realized conveniently and rapidly; the maneuverability and the security in cable-free bathyscaph tracking are ensured; and the device has practical application and popularization value.

The invention relates to the field of flexibility, and discloses a flexible module structure and a display device. The flexible module structure includes a flexible panel with a foldable part, a rotating shaft mechanism that fits the surface of the foldable part, and a strain gauge device at least partially arranged on the foldable part. The rotating shaft mechanism comprises a binding face to bebonded with the foldable part, when the foldable part bends and deforms, the strain gauge device obtains the deformation quantity of the foldable part, and according to the deformation quantity, the rotating shaft mechanism reduces the distance between the neutral surface of the rotating shaft mechanism and the binding face. Compared with the prior art, the flexible module structure provided in the embodiment has the advantages that the possibility of peeling and debonding between adjacent layer structures during bending and deformation is reduced, and thus the work efficiency of the flexiblemodule structure is improved.

The invention discloses an intelligent wristband for monitoring body temperature in real time, wherein the intelligent wristband comprises a wristband body and a watchband, and the wristband body is provided with a first temperature sensor, a voice broadcast device, a display screen, a second temperature sensor and a mounting groove; a power supply, a microcontroller, a timing module, an alarm module, a positioning module and a wireless communication module are arranged in the mounting groove; a display screen, a voice broadcast device, a timing module, the alarm module, the positioning module, the wireless communication module, the first temperature sensor and the second temperature sensor are connected with a microcontroller. The power supply supplies power to all modules and equipment in the wristband. The bracelet disclosed by the invention not only has the functions of photographing, camera shooting and communication, but also can monitor the body temperature information and the position information of a bracelet wearer in real time and perform remote monitoring. The invention further discloses a local area monitoring system based on the intelligent wristband, macroscopic monitoring of the body temperature can be achieved for a population gathering area, and the activity range and position information of the wearer are recorded.

The invention provides a three-order Lorenz 4 + 2 type chaotic circuit, comprising a first operational amplifier circuit A, a second operational amplifier circuit B and a third operational amplifier circuit C, wherein an aX input end and an a3 input end of the first operational amplifier circuit A and an output end of the first operational amplifier circuit A are connected with a bX input end and a b1 input end of the second operational amplifier circuit B, and an aY input end and an a2 input end of the first operational amplifier circuit A are connected with the output end of the second operational amplifier circuit B; a bY input end of the second operational amplifier circuit B is connected with a c2 output end of the third operational amplifier circuit C, and a c1 input end of the third operational amplifier circuit C is connected with an a1 output end of the first operational amplifier circuit A. The three-order Lorenz 4 + 2 type chaotic circuit provided by the invention has a simple circuit structure and can display various chaotic signals on an oscilloscope; and by means of some specific resistors, for example, after a resistor R4 or a resistor R6 is replaced by a variable resistor, then the chaotic characteristics of the chaotic signals can be changed.

The invention provides a path-finding robot system and a path-finding method based on a genetic algorithm, and relates to the robot field. The path-finding robot system comprises an image acquisition device used for acquiring original image information of surrounding environment; an image processor, which is in a signal connection with the image acquisition device, and is used for the image processing of the original image information; a main controller, which is in a signal connection with the image processor, and is used to control operation of a robot; a stepping motor, which is in a signal connection with the main controller, and is used to drive the moving of the robot; a path planning processor, which is in a signal connection with the main controller, and is used to plan the moving path of the robot. The path-finding robot system and the path-finding method have advantages of automatic path-finding, high efficiency, and high accuracy.