918results about How to "Easy processing and assembly" patented technology

The invention discloses a miniature bionic flapping aircraft based on a single-crank and double-rocker mechanism, and belongs to the technical fields of machine design and aircrafts. The aircraft adopts a single-crank and double-rocker mechanism, wherein the single-crank and double-rocker mechanism comprises a single-crank mechanism gear, a left wing rocker, a right wing rocker, a left wing connecting rod and a right wing connecting rod; the single-crank mechanism gear is fixed on a frame and forms a rotation pair; one end of each of the left wing connecting rod and the right wing connecting rod is connected with the single-crank mechanism gear through a pin; the other ends of the left wing connecting rod and the right wing connecting rod are respectively and rotationally connected with the left wing rocker and the right wing rocker, so as to transmit power; an extending section is formed at the second end point of each of the left wing rocker and the right wing rocker; the extending section is connected with a flapping wing structure, so as to drive the flapping wing to perform flapping. The aircraft can basically eliminate asymmetry of the aircraft during flight, has a function of switching various flight attitudes, and meanwhile has the characteristics of compact structure, high flexibility, high compactness and low weight.

The invention discloses a terahertz subharmonic frequency doubling and mixing device based on a monolithic integrated circuit. The device comprises a fundamental wave input waveguide micro-strip transition, a CMRC structure local oscillator low-pass filter, a frequency doubling matching circuit, a four-die frequency doubling diode, a local oscillator matching circuit, a frequency mixing diode, a radio frequency matching circuit, a radio frequency input waveguide micro-strip transition, and a CMRC structure intermediate frequency low-pass filter. According to the terahertz subharmonic frequency doubling and mixing device based on the monolithic integrated circuit, on the one hand, the number of dielectric substrates is decreased, and circuits are integrated on one substrate, so that the number of cavities to be processed is decreased, and processing and assembling are easy; on the other hand, waveguide transitions to be designed and processed are reduced, and the cavity size is reduced.

The invention discloses an inside supporter of a uniform temperature plate, a production method and the uniform temperature plate. The uniform temperature plate comprises the following components: a shell, which consists of two shell covers that are mutually closed, and delicate tissues are arranged on an inner wall surface of the two shell covers; a plate, which is tabular, has two plate surfaces and is flatly arranged between the two shell covers; and two or more concavo-convex parts, which are arranged on the plate and distribute in the positions of the two plate surfaces; wherein the plate is also provided with two or more through holes respectively among the concavo-convex parts, and one part of the concavo-convex parts protrude to one plate surface position of the plate, and the other part protrude to the other plate surface position of the plate. The supporter is formed by punching the two or more concavo-convex parts and the two or more through holes on plank stuffs, thus having convenient assembly and processing as well as sufficient bearing strength by the punching molding.

The invention discloses a cylindrical type transverse magnetic-field permanent-magnet flux-switching linear motor, belongs to the motor field, and aims to solve the problems of a relatively low space utilization rate, a complex manufacturing process, large permanent magnet dosage and high cost of an existing transverse magnetic-filed permanent-magnet motor. The cylindrical type transverse magnetic-field permanent-magnet flux-switching linear motor comprises a rotor and a stator, wherein the rotor is arranged inside the stator, and the rotor linearly moves inside the stator in the axial direction; a radial air gap is formed between the rotor and the stator; the stator comprises m short stator modules which are uniformly distributed in the axial direction to form an m-phase motor; each short stator module comprises p stator units and a plurality of stator magnetism isolating rings; the rotor comprises a shaft, w first rotor iron cores, w second rotor iron cores and a plurality of rotor magnetism isolating rings, and the structures of the first rotor iron cores and the second rotor iron cores are in mirror-image symmetry along the x axis or the y axis.

The invention provides an improved angle adjusting mechanism for an endoscope. The improved angle adjusting mechanism for the endoscope comprises an angle adjusting steel wire, a center shaft, a steel wire rope turning wheel and a locking mechanism. One end of the angle adjusting steel wire is connected with a soft sheath of the endoscope, the other end of the angle adjusting steel wire is wound on the steel wire rope turning wheel, the steel wire rope turning wheel is arranged on the center shaft in a sleeved mode and fixedly connected with the center shaft, the two ends of the center shaft are located in locating holes in a handle of the endoscope, and the center shaft is fixedly connected with an angle adjusting handle. The locking mechanism comprises a fixed friction plate which is arranged on the center shaft in a sleeved mode and fixedly connected with the center shaft and an axial pressing mechanism which is movably arranged on the center shaft in a sleeved mode and can press the steel wire rope turning wheel onto the fixed friction plate. The steel wire rope turning wheel is arranged between the fixed friction plate and the axial pressing mechanism. The improved angle adjusting mechanism for the endoscope can meet the requirement of free positioning in the operation process, prevent misoperation from harming a patient, achieve conformance of the bending angle of the angle adjusting handle and the bending angle of the soft sheath, lead the soft sheath to be locked automatically at an operation position, and meet the requirement that an operator can operate the endoscope by one hand.

The invention relates to a redundant-driven friction stir welding parallel robot. A provided parallel mechanism can guarantee high rigidity and machining precision and has the advantages of being simple in associated movement, simple in structure, easy to machine and assemble, easy to control and the like. According to the technical scheme, the redundant-driven friction stir welding parallel robot is characterized in that the parallel mechanism comprises a movable platform, a rack and four branch mechanisms connected between the rack and the movable platform, wherein the first branch mechanism and the third branch mechanism are symmetrically arranged with respect to the movable platform, and the second branch mechanism and the fourth branch mechanism are symmetrically arranged with respect to the movable platform; the central hinging point of the first branch mechanism with the movable platform, the central hinging point of the second branch mechanism with the movable platform, the central hinging point of the third branch mechanism with the movable platform and the central hinging point of the fourth branch mechanism with the movable platform are evenly distributed around the movable platform and form 90-degree included angles with one another.

This invention provides a device for detecting an analyte in a liquid sample, comprising a cup body (7), a lid (1) and a base (15), wherein, said the cup body (7) comprises a liquid storage chamber (9) and a test strip groove locating in one side of liquid storage chamber, the storage chamber (9) and the test strip groove communicates each other through a small hole in the bottom of liquid storage chamber, the test strip groove is configured with a test strip plate, said lid being able to seal the opening of the cup tightly, said opening of cup being directly connected with the liquid storage chamber.

The invention relates to a spinning forming core mold device and a method of multi-functional complex longitudinal and transverse inner rib cylindrical components. Each combined core mold comprises anactive core mold and a passive core mold; and the transverse core molds are circular rings with bosses on the inner sides. The combined core molds acts independently, so that the combined core moldscan be formed without rib barrel-shaped components; the combined core molds and the transverse core molds are matched, and cylindrical components with transverse inner ribs can be formed; the combinedcore molds and the longitudinal core molds are matched, and cylindrical components with longitudinal inner ribs can be formed; and the combined core mold and the transverse core mold, the longitudinal core molds and the longitudinal core molds are matched, and cylindrical components with complex longitudinal and horizontal inner ribs can be formed. According to the spinning forming core mold device, the forming of the ribbed components and non-ribbed components with different types is realized; the transverse core molds are adjusted., the thicknesses of the longitudinal core molds are equal to the thicknesses of the longitudinal core molds, and the forming of the cylindrical components with different ribs and high longitudinal and transverse inner ribs is realized; and the device can effectively solve the problems that the core molds of the cylindrical spinning forming components with the longitudinal and transverse ribs are difficult to machine and demold, and has the characteristicsof being easy to machine and assemble, convenient to detach, multifunctional and the like.

The invention discloses a repeatable inner locking device for a magnetically levitated flywheel; the device mainly comprises a flywheel system, a locking transmission mechanism and a locking maintaining mechanism; the flywheel system mainly comprises a flywheel rotor and a flywheel stator shaft; the locking transmission mechanism mainly comprises a motor, a gearbox, a left bearing compression ring, a left bearing, a right bearing and a lead screw; the locking maintaining mechanism mainly comprises a lock head, a lock sleeve, a micro switch, a fixed seat, a damping washer, a reset spring, a position adjusting stud, a locking gland and a buffer rubber pad; according to the repeatable inner locking device for the magnetically levitated flywheel, the repeatable inner locking device is arranged in the center of the flywheel rotor, and is fixedly arranged on the flywheel stator shaft through a fastening screw; and the inner locking device protects the magnetically levitated flywheel system, and has the advantages of reusability, high reliability, small size, light weight, simple structure and the like.

The invention provides an integrated gas stove combined with an air energy water heater and a range hood, which can solve the problem in the prior art that the residual heat of oil fume in the cooking process of the gas stove is not fully utilized. The technical solution of the present invention is to include an air energy water heater, a gas stove, a range hood and a cabinet room, an air energy heat pump water heater includes a water tank, a compressor, a condenser, an evaporator, an expansion valve, and a working fluid circulation pipeline, The condenser, the expansion valve and the evaporator are connected by a working medium circulation pipeline to form a working medium circulation. The condenser is installed at the water tank to heat the water in the inner tank of the water tank. The range hood includes a fan, a suction duct, a suction The air outlet and the air exhaust outlet, the gas stove is arranged on the table top of the cabinet room, and the evaporator is arranged in the air suction channel. The present invention is a new design integrating an air energy water heater, a range hood and a gas stove, fully utilizes the residual heat of the oil fume to be transferred to the evaporator, saves electric energy and reduces costs.

The invention relates to an LED light source module, which belongs to the technical field of LED semiconductor lighting. The LED light source module comprises a light pervious cover, a lamp body, an end cap, a side reflecting plate, a top reflecting plate, an LED light source, a PCB and a sealing strip, wherein the PCB is connected at the top inside the lamp body, the LED light source is welded on the PCB at the top inside the lamp body through soldering tin, an inward concave structure is arranged on the lamp body, heat radiation bars are arranged outside the concave position, the top reflecting plate is installed at the top inside the lamp body, the light pervious cover is installed in a slot at the lower part of the lamp body, the sealing strip is arranged in the gap between the light pervious cover and the lamp body, the side reflecting plate 4 is installed in the slot on the side of the lamp body, and the end cap is connected and fixed at the two ends of the lamp body to form an enclosed cavity. The LED light source module has the advantages of novel, compact, reasonable and simple structure, convenient production, manufacture, processing and assembly and good interchangeability. The reflecting plates adopt high-reflectivity specular material to enhance the reflection of light rays and improve the light efficiency of the entire module. The heat radiation performance is good, and the service life of the lamp can be prolonged.

The invention belongs to the technical field of optical measurement, and in particular relates to a super 360-degree rotating limiting mechanism of a two-dimensional tracking turntable. The mechanism comprises a limiting bulge arranged on a rotating body, and a limiting assembly that is arranged on a fixed base and used for blocking the limiting bulge so as to stop the rotating of the rotating body. The mechanism is characterized in that the limiting assembly comprises two rotating baffle blocks that are positioned on the movement rail of the limiting bulge and are mounted to the fixed base by hinging; the two rotating baffle blocks can only rotate in one direction and rotate in opposite directions so as to limit the rotating of the rotating body. With the adoption of the super 360-degree rotating limiting mechanism of the two-dimensional tracking turntable, the problem that the complexity and size of the existing limiting mechanism are greatly raised when the two-dimensional tracking turntable rotates over 360 degrees, and large difficulty is brought to assembling and debugging, is solved.

The invention relates to a technical field of electric pile manufacture for a flow battery. A special elastic plate adopted in the frame of every layer of the electric pile increases the sealing performance of every layer; a design proposal that an embedded guide plate is adopted in a main runner of electrolyte increases the service efficiency of battery materials like septum and electrode; a feeding method that multiple path main runners are parallel and horizontal is realized by adopting a drainage distribution plywood to equate the pressure at an entrance and an exit of electrolyte in different electrode cavities and equate the pressure of electrolyte at different entrances and exits in the same electrode cavity; electrolyte flows evenly on the surface of the electrode by adopting the structure of diversion trunking; the maximized area of support septum avoids cross inleakage of the anode and cathode electrolyte of the septum at the entrance and reduces the loss of self discharge; efficiency of assembling is increased by adopting a interlock location frame to locate the multilayer battery structure. The electric pile provided by the invention has the advantages of simple structure, convenient manufacture and installation, reliable sealing, even flowing and stable operation of the electrolyte.

The invention belongs to the technical field of radar technology and wireless communication, in particular to a connected cavity based phased array antenna. The phased array antenna is formed by basic antenna units in matrix array arrangement with each basic antenna unit comprising a long grooved metal floor. The metal floor is covered with a middle layer dielectric substrate, whose surface is printed with a microstrip feed line. The middle layer dielectric substrate is provided with an upper layer dielectric substrate, whose surface is printed with a metal paster. Through the coaxial connector core, the phased array antenna crosses the through hole on the lower metal floor and the corresponding through hole on the middle layer dielectric substrate to be in connected with the microstrip feed line to feed. The metal paster, as a radiation structure, constitutes a wide-angle impedance matching layer with the upper dielectric substrate, which ensures that the array has largest angle scanning capability when it is in the working bandwidth. The feeding system is simple, the low profile is easy to conform, and the processing and assembling is convenient, making the arrayed antenna used in radar and communication system requiring wide range and large angle scanning range.

The invention discloses a full reverse convection unsealed water tube boiler. Upper and lower center headers, laterally symmetrical water wall headers, a water wall tube, upper and lower laterally symmetrical convection bank headers, a convection bank, front, rear, upper and lower transverse headers, communicating tubes and the like are respectively communicated to form a radiation convective heating surface and a natural circulation water channel; furnace walls are constructed on the outer side of the water wall and the outer sides of a ceiling and the convection bank to form a hearth and a three-return flue, so that the volume of the hearth can be increased with the same boiler volume to facilitate fully burning and settling dust in a soot furnace; the water channel and a soot channel are subjected to full reverse convection transverse washing to facilitate improving the heat exchange effect and reducing soot formation on the convective heating surface; and because of an unsealed structure, the natural circulation is safe, reliable and small in flow resistance, the overall structure process is advanced, the manufacturing is simple, and large, medium and small tubes can be adopted to replace drums of various boilers, so the steel consumption can be reduced by 30 percent, the manufacturing efficiency can be improved by 40 percent, the power consumption can be reduced by 20 percent, the initial discharge concentration of the soot can be reduced by 70 percent; therefore, the boiler has obvious advantages of energy saving, consumption reduction and emission reduction.

The invention provides a magnetic flux modulate permanent magnet vernier motor with stator compose of an outer rotor, an inner rotor and a stator arranged in a motor housing in sequence from outside in, There are twelve outer rotor salient poles (2-1) on the inner surface of the outer rotor 2, and eight inner rotor salient poles (3-1) on the outer surface of the inner rotor (3) near the outer rotor side, close to the inner side of the stator. The surface has a round surface structure and is embedded with sixteen pairs of permanent magnets (3-2). The stator (4) is connected to the casing (1) byiron blocks (13). The stator core has six stator teeth on the circumference (4-1). ), and three magnetic flux modulation poles (4-2) are placed on each stator tooth, Armature winding (6) and direct current excitation winding (7) of three-phase centralized type with two pairs of pole pairs are simultaneously arranged in the stator slot. The invention has the advantages of increasing torque outputcapacity, torque density, speed regulating range and mechanical strength, and simple processing and assembly.

The invention provides a low-profile low-elevation high-gain circularly polarized electromagnetic dipole antenna for satellite communication, and belongs to the field of satellite mobile communication. According to the antenna, the electric dipole radiation arms are designed into specific fan shapes, so that the impedance bandwidth of the antenna is effectively expanded; the beam width of the antenna is expanded through the parasitic magnetic dipole, and the gain at the low elevation angle is increased; meanwhile, a novel AMC structure (an artificial magnetic conductor reflecting surface) is adopted and is suitable for an electromagnetic dipole antenna, the AMC structure is compact, the design is simple, and the profile height of the antenna can be effectively reduced; and an air layer is introduced between the dielectric substrate and the AMC, so that the impedance bandwidth of the antenna is widened, and the gain of the antenna is increased. Therefore, the overall size of the antenna is 0.48[lambda]0*0.48[lambda]0*0.054[lambda]0([lambda]0 is the working wavelength at the center frequency point of the antenna), and the antenna has the characteristics of miniaturization and low profile.