74results about How to "Small spatial structure" patented technology

The invention discloses an elastic thread ligator with a thread cutting device and a method for setting the elastic thread. The elastic thread ligator with thread cutting device comprises a gun head,a gun body, a negative pressure tube and at least one elastic thread. At least one thread penetrating hole is formed in the tube wall of the gun head. The thread penetrating hole comprises a first hole and a second hole. The negative pressure tube passes through the gun body and extends to the gun head after being connected with the negative pressure device. At least one electric drive device is arranged on that gun body. The elastic wire is formed into elastic wire sleeve in the form of movable knot and is sleeved on the outer wall of the gun head. The elastic wire is penetrated through the first hole, passes through the thread penetrating hole, and then passes through the second hole and is connected with the electric driving device. The two sides of the gun head are respectively provided with blades, the gun body is provided with a push-pull driving part, and the output end of the push-pull driving part is provided with a push rod, which extends to the second hole and resists the elastic line. The invention has the characteristics of complete thread cutting, convenient operation and the like, and is applied to the field of medical devices.

The invention provides a welding gun clamping swing mechanism, comprising a driving shaft and a driven shaft which are arranged on a swing frame; one end of the driving shaft is connected with a driving mechanism which consists of a motor and a reducer; a clamp is fixed on the driven shaft; the driving shaft and the driven shaft are provided with a ball holder; holes are distributed on the circumference of the ball holder; the holes on the circumference of the ball holder are internally provided with rolling balls; the ball holder of the driving shaft and that of the driven shaft are connected with each other by a ring-shaped steel belt; as the steel belt has high rigidity, the transmission precision is ensured; the transmission by steel belt increases the transmission distance and reduces the damage of the thermal radiation generated during the welding process on the motor and the reducer; meanwhile, the space structure near the welding gun is lessened, thus being beneficial for the welding gun to carry out the welding operation closely to the intersecting line of the connecting pipe.

The full-scale fuse element assembly includes an insulative bobbin having opposing first and second ends and a conductive connector coupled to the ends of the bobbin. A plurality of fuse elements extend around the insulating bobbin between the first connector and the second connector, and each fuse element includes a weak current interrupting fuse element portion extending from the first connector and a fuse element portion extending from the second connector. The part of the high current limiting fuse element that extends from the connector. An insulating bushing surrounds each part of the fuse element that interrupts the weak current, and each bushing includes an end portion adjacent to the high-current limiting fuse element. Each weak current interrupting fuse element portion includes a weak melting point adjacent the second end of the respective bushing.

The invention provides a rotary actuator of a dimming system of a car headlight, and the rotary actuator can convert rectilinear motion into rotary motion, so that the light directions of the car headlight can be regulated. The rotary actuator comprises a motor (1), a housing (2), a metallic threaded drive rod (3) and a sliding block (4). The rotation of the motor drives the metallic threaded drive rod to move forwards and backwards in a straight line. A sliding block is arranged at the end part of the metallic threaded drive rod, the sliding block is connected with an optical unit (6), the rectilinear motion of the sliding block is converted into the rotary motion of the optical unit, so that the optical unit can rotate within the certain angle, thereby regulating the light direction of the car headlight.

The invention relates to a flame luminosity detector which comprises a heating device, a sampling device, a lighting assembly, a light measuring assembly and an auxiliary electronic assembly, wherein the sampling device is a side surface sampling device, the heating device is a double-rod heating device coated by heat insulating cotton, the lighting assembly comprises an inner nozzle and an outer nozzle, the inner nozzle is connected with a carrier gas inlet channel and a hydrogen inlet channel, the outer nozzle is connected with an air inlet channel, the light measuring assembly has double side windows to measure light, both sides of the lighting assembly are respectively provided with two sets of light measuring assemblies which comprise quartz windows, optical filters, a lens and a photomuitplier, and the two optical filters are respectively a phosphorous organic compound detecting optical filter and a sulfur-bearing organic compound detecting optical filter. The flame luminosity detector has compact structure, the side sampling reduces the space structure, the double nozzles ensure the stabilization of inflammation, double side windows of the double-side have no need to replace the optical filters, an organic compound containing phosphor or sulfur can be detected at the same time, the fame luminosity detector is convenient to be installed in a gas chromatograph of a movable testing car and has simple and easy operation.

The invention discloses a test tube clamping device, a mobile platform provided with the test tube clamping device and an application method thereof. The test tube clamping device comprises a mechanical clamping jaw and a pressure sensor module, wherein the mechanical clamping jaw is used for clamping a test tube; the pressure sensor module is arranged on working surface of the mechanical clamping jaw, and deformation produced when the mechanical clamping jaw clamps the test tube is conducted to the pressure sensor module, so that the pressure sensor module produces corresponding signal output for monitoring working condition of the mechanical clamping jaw. The test tube clamping device is flexible to use, low in production cost, high in reliability and strong in manufacturability, development period of an instrument/equipment can be shortened by using the device, purchasing cost of a product can be reduced, usage and maintenance cost of the product can be reduced, and the test tube clamping device is applicable to being widely used on automated instruments and equipment which need to rotate the test tube or an object with similar characteristics.

The invention discloses a floating connector which comprises a panel and a plug. An insulation base of the plug is provided with an elastic arm, an upper positioning block and a lower positioning block, and the panel is provided with an installation groove and a window. The floating connector is characterized in that a wedge-shaped insertion groove is formed above the upper positioning block, the elastic arm is provided with a hook, the distance between an upper positioning convex block and the bottom of the insertion groove is smaller than or equal to the distance between an opening to a rectangular frame of the installation groove, the width and the length of the insertion groove are larger than those of the plug, an insertion gap formed among the upper positioning block, the upper positioning convex block and the lower positioning block allows the plug to be inserted into the panel, the elastic arm of the plug is buckled to the window through the hook, and the insulation base is connected with the panel in a sliding mode. Compared with the prior art, the floating connector has the advantages of being small in space structure due to three-dimensional floating connection, large in floating degree, low in manufacturing cost, high in reliability, convenient to install and use and capable of achieving the largest floating degree in the effective space structure.

The invention provides a polypeptide tag on the first aspect, the amino acid sequence of the polypeptide tag is Xaa1Xaa2, Xaa3PHDYNXaa4Xaa5Xaa6, and in the formula, Xaa1, Xaa2, Xaa3, Xaa4, Xaa5 and Xaa6 are respectively and independently amino acids or none; and the polypeptide tag is used for marking a target protein. On the second aspect, the invention provides a polypeptide fusion protein which comprises the following two structures: (1) any polypeptide tag in the first aspect of the invention, and (2) a target protein connected with the polypeptide tag. The invention also provides an in-vitro cell-free protein synthesis system an and application thereof in in-vitro protein synthesis. The fusion protein is constructed by the polypeptide tag and the target protein, so that the expression quantity of the labeled target protein can be effectively improved under the condition that the polypeptide tag is not cut off.

The invention discloses a shade-body external heat conduction and dissipation type full-power LED (Light Emitting Diode) lamp comprising a back shade, a heat collector, an LED light-emitting chip, two end shades, a light-gathering tile, a front shade and a light-transmitting shade, wherein the light-transmitting shade is arranged on the front shade; the back shade and the front shade are glidingly fastened and coordinated and are buckled with the two end shades to constitute a lampshade; the heat collector is arranged on the inner vertical axis of the lampshade; the LED light-emitting chip and the light-gathering tile are optically coordinated and arranged on the heat collector; and a heat conduction fin arranged on the inner wall of the back shade and the heat collector are connected in a heat conductivity way. In the invention, a shade-body self-heat-dissipation structure is provided and the shortcomings that the heat dissipation area is restricted and the heat dissipation requirement of a high-power LED lamp cannot be satisfied in the prior art as a heat dissipation structure is directly arranged on the LED light-emitting chip can be overcome; therefore, the heat dissipation efficiency is greatly enhanced, the space structure of the lamp is compressed, the heat dissipation requirements of the LED lamps of different powers are satisfied and the service life of the LED lamp is effectively prolonged; and by utilizing the angle-adjustable light-gathering tile, the light irradiation range can be effectively expanded and the utilization efficiency of the light can be enhanced. The LED lamp provided by the invention is particularly suitable for a roadway lighting lamp or a ceiling type lighting lamp and is easy to popularize.

The invention relates to the technical field of production and manufacturing of circuit components. The automatic assembly equipment of the miniature capacitor set in the invention comprises a machineframe, a capacitor feeding device, a capacitor carrying device, a capacitor base feeding device and an elbow device; the capacitor feeding device, the capacitor carrying device, the capacitor base feeding device and the elbow device are installed on the machine frame; the capacitor base feeding device is arranged in the middle part of the machine frame, and comprises two feeding stations; the elbow device is positioned at the side part of the capacitor base feeding device; the capacitor carrying device is positioned over the capacitor carrying device; the capacitor feeding device is installedat the side part of the machine frame; and the capacitor feeding device is positioned at the side part of the elbow device. The automatic assembly equipment of the miniature capacitor set in the invention has the advantages of being automatic to assemble, effective to produce and high in success rate.

The invention discloses a car coating production line conveying operation platform comprising two vertical lifting supports. A base is arranged at the lower end of each lifting support, a crossbeam is connectedly arranged at upper ends of the lifting supports, an upper moving plate is arranged in the middle of the crossbeam, an upper moving runner is arranged on the upper moving plate, a rotary swing rod is connected to the lower end of the upper moving runner, a hook is arranged at the lower end of the rotary swing rod, and the lower end of the hook is connected with a car workpiece to be operated. The car coating production line conveying operation platform can enable car coating pretreat and coating processes to be finished in an indoor room centralizedly, space structure is saved greatly, and quality of coated car bodies is improved.

The invention discloses a floating connector which comprises a plug or a socket arranged on an installation panel. The floating connector is characterized in that one end of an insulation substrate or a socket body is provided with an elastic arm and an upper locating block, a lower locating block and an upper locating convex block are arranged on the two sides of the insulation substrate or the socket body, the distances between the upper locating block and the upper locating convex block and between the upper locating block and the lower locating block are greater than the thickness of the installation panel, the installation panel is provided with an installation groove and a window, the installation groove is used for containing the insulation substrate or the socket body, the window is buckled with the elastic arm, the insulation substrate or the socket body is installed on the installation groove in a sleeved mode, the elastic arm of the insulation substrate or the socket body is buckled with the window, and the insulation substrate or the socket body is in sliding connection with the installation panel, so that the plug or the socket is connected to the installation panel in a three-dimensional floating mode. Compared with the prior art, the floating connector achieves three-dimensional floating connection, is small in spatial structure, large in floating displacement, low in manufacturing cost and convenient to install and use, and greatly improves the reliability of circuit connection.

The invention relates to a three-dimensional symmetrical model measuring table. The three-dimensional symmetrical model measuring table comprises a table base, guide rails, a gantry mechanism, a lead screw transmission mechanism, measuring frames and a spiral telescopic rod. In a measuring process, an object is symmetrically placed at the middle part of a table board of the table base, the gantry mechanism is pushed to roll on the guide rails, the lateral positions of symmetrical points are measured; a rotating disc is rotated to drive a left-right double spiral lead screw to drive the measuring frames at the two sides to synchronously and symmetrically move, and thus the longitudinal positions of the symmetrical points are measured; and the spiral telescopic rod is adjusted so as to measure the vertical positions of the symmetrical points, thus three-dimensional positions of the symmetrical points on the object can be measured at the same time and symmetry of the object is guaranteed. The three-dimensional symmetrical model measuring table provided by the invention is a pure mechanical structure, can obtain accurate and visual measuring results, is smart in structural design, is convenient to operate, is convenient to place, mount and dismount and is suitable for popularization and application.

The invention belongs to the technical field of automatic teller machines, and provides an automatic teller machine system. The automatic teller machine system includes a customer picking module, a paper money detection module, a hub module, and a transmission channel; a plurality of separation cavities are formed in the hub module; when the user deposits money, the paper money is received by the customer picking module, the hub module rotates around an axial point and transmits the paper money to the paper money detection module, the paper money is verified by the paper money detection module, the recognizable paper money is transmitted to the hub module, and the unrecognizable paper money is returned to the customer picking module; and when the user withdraws money, the paper money is transmitted to the paper money detection module from a paper money storage box and is verified by the paper money detection module, the recognizable paper money is transmitted to the customer picking module, and the unrecognizable paper money is returned to the hub module. The hub module rotates an axis point to transmit the paper money, the transmission time of the paper money is effectively shortened, and the user experience is improved; and a spatial structure is saved, and the whole automatic teller machine system is compact.

The invention discloses an ultrasonic measurement system and measurement method thereof. The ultrasonic measurement system comprises a subsystem summarizing processor and at least two sets of measurement subsystems, wherein each set of the measurement subsystems is mounted in different regions to be measured; each set of the measurement subsystems comprises a primary measurement sensor and a secondary measurement sensor, wherein each primary measurement sensor comprises a first casing, a first energy conversion element, a measurement processing element and a signal control element, the first energy conversion element, the measurement processing element and the signal control element are mounted in the first casing, the signal control element is respectively connected with the first energy conversion element and the measurement processing element, and the first energy conversion element is mounted on the bottom end surface of the first casing; each secondary measurement sensor comprises a second casing and a second energy conversion element mounted on the bottom end surface of the second casing, and the second energy conversion element is connected with the signal control element; the measurement processing elements of each set of the measurement subsystems are connected with the system summarizing processor. Through the implementation of the ultrasonic measurement system disclosed by the invention, the measurement precision can be effectively improved.

A process for preparing the vertical 3D MIM capacitor structure features that a vertical 3D MIM capacitor structure compatible with the inlaid copper structure is made on base material to decrease the area of the capacitor structure in logic circuit and increase the capacitance density of the capacitors. A process for preparing an inlaid copper structure in IC in order to decrease the number of masks used in preparing said capacitor structure is also disclosed.

The invention discloses a control device and a control method which are used for controlling a motor. The motor comprises a stator winding and a rotor. The control device comprises an inverter circuit, a position detection circuit and a controller, and is characterized in that the inverter circuit is connected with the stator winding and used for providing phase voltage for the stator winding; the position detection circuit is connected with the stator winding and used for detecting the position of the rotor and converting position information into electric signals; and the controller is connected with the position detection circuit and the inverter circuit, controls the phase voltage provided by the inverter circuit for the stator winding according to the electric signals, enables the stator winding to generate magnetic field variations, and thus drives the rotor to rotate.

The invention belongs to the field of design of inter-turbine casing support plates in axial-flow turbines, and relates to a design method of turbine support plate blades with supporting and flow guiding functions, the blade ring number and the blade height radius are given firstly, so that the positions and the pitch of the blades are determined, and then according to the supporting structure space needed by an engine, the flow guiding function is achieved. Determining centers and radiuses of small circles at the front and tail edges of the blade according to strength and processing technology requirements; an inlet upper wedge angle and an inlet lower wedge angle of the blade are arranged to ensure that the interior of the front half part of the blade has enough space, an effective air outlet angle and an outlet deflection angle are arranged to realize a flow guide effect on airflow, and an outlet wedge angle is arranged to ensure the thickness requirement of the rear half part of the blade; and then a suction surface control curve and a pressure surface control curve are respectively set to complete the design of the outer envelope line of the blade. According to the design, the blade profile integrates the design of the supporting plate and the guide blade, the front stage flow condition is better adapted, the pneumatic loss is lower, the total efficiency of turbine parts is improved, the axial size of the turbine stage is smaller, the number of components is smaller, the weight is light, and the cost is low.

The invention relates to a three-in-one motor control device integrating a speed reducer, a motor and a controller, wherein the speed reducer is fixed at one side end of the motor, and the controller comprises a shell, an IGBT, a thin-film capacitor, a PCBA-circuit board, a three-phase output copper bar, a current sensor assembly, a magnetic ring assembly, a high-voltage bus connector, a high-voltage branching connector and a signal connector. The shell comprises a box cover and a flat box body and is fixed above the motor, the high-voltage bus connector, the high-voltage branching connector and the signal connector are all fixed on the same side wall of the box body, and the IGBT, the thin-film capacitor, the PCBA-circuit board, the three-phase output copper bar, the current sensor assembly and the magnetic ring assembly are all fixed on a bottom plate in the box body, and are distributed in the shell in four rows. Compared with the prior art, the overall structure of the device is flattened, the power density is high, the space in a vehicle can be saved, the overall gravity center of the device can be lowered, and the working stability of the device is improved.

The invention discloses a machining center with laser scribing or laser cutting. The machining center comprises a laser scribing mechanism, a cutting mechanism and a discharging mechanism. The cutting mechanism comprises a base, the left end of the base is connected with a liftable first cutting saw blade, the laser scribing mechanism is arranged above the first cutting saw blade and comprises a mounting plate, a through hole for materials to pass through is formed in the middle of the mounting plate, laser heads for scribing are mounted on the front side and the rear side of the through hole, and the two laser heads are slidably connected with the side face of the mounting plate. According to the machining center, scribing and cutting are integrated, the equipment space layout is saved, the machining efficiency can be improved, meanwhile, the machining quality can be guaranteed, and the labor intensity can be greatly reduced.

The invention relates to a self-sealing double-layer horizontal rotary disk cinder valve which comprises an obconical shell (10), an upper and lower rotary disks (1, 3) installed on a rotating shaft (5), an upper sealing disk (2) positioned on the lower side of the upper rotary disk (1), and a lower sealing disk (4) positioned on the lower side of the lower rotary disk (3), wherein the upper sealing disk (3) and the lower sealing disk (4) are fixed to the shell (10). The superposition between an upper rotary disk feed opening (11) and an upper sealing disk feed opening (21) and the superposition between a lower rotary disk feed opening (31) and a lower sealing disk feed opening (41) do not occur simultaneously; and the cinder valve can implement alternate plugging on the feed openings of the upper and lower sealing disks (2, 4) on the premise of implementing alternate cinder discharge, thereby implementing the self-sealing function. The cinder valve has the advantages of high appearance taper degree and small space structure, is beneficial to implementing miniaturization on the dust removing plant, ensures the sealability in the cinder discharge process, is easy for mounting and operation, and is stable and reliable.