81results about How to "Reduce complex structure" patented technology

The invention discloses a tilt rotor submersible device. A device installation platform is arranged right in the middle of the interior of a pressure withstanding bin, an underwater computer is communicated with a water face computer through an umbilical cable, a motor driving plate is connected with the underwater computer through a control line, a thruster tilt mechanism is provided with a steering engine controlled by the underwater computer to rotate, wall penetrating covers are symmetrically arranged on the left side and the right side of the center of a main barrel (1) respectively, the two sides of the main barrel (1) are each provided with an underwater thruster symmetrically, a thruster lateral shaft is arranged on the outer side of the middle of each underwater thruster, and the underwater thruster lateral shafts extend into the main barrel (1) through inner holes in the wall penetrating covers to be connected with the thruster tilt mechanism. According to the tilt rotor submersible device, only two tilt propeller thrusters are used for serving as a horizontal plane thruster or a vertical face thruster respectively through corresponding tilt mechanisms or being responsible for horizontal plane maneuvering and vertical face maneuvering at the same time according control requirements.

The invention relates to a tube flange drill machine, which comprises support, mechanical transmitter, clamper, hydraulic system, and electric system, wherein it also comprises multi-axle power head with main axle box at the middle plate of support; a tower gear group on the transmission axle in main axle box with several active wheels on the transmission axle; several planet wheel symmetry distributed on the circumference of active wheels to mesh active wheels; several main axles on the planet wheels; the transmitter drives the main transmission axle via tower gear group to drive the main axles of planet wheels to rotate. The invention can process several holes at one time, with high efficiency and quality.

The invention relates to an ultra wide band dual polarized radiation unit, comprising a radiation body (2), a balun (5), feed conductors (3), a baffle board (1), feed mediums (4) and an insulation medium (6); the insulation medium (6) is arranged at the upper surface of the baffle plate (1) and is provided with the balun (5); the balun (5) is provided with the radiation body (2); the feed conductors (3) are arranged between the radiation body (2) and the balun (5); the feed mediums (4) are arranged at the tops of the feed conductors (3). A staggered array antenna comprises multiple ultra wide band dual polarized radiation units arrayed in a staggered mode. The ultra wide band dual polarized radiation unit and the staggered array antenna have the advantages of simple structure, convenience in assembly, low cost, high performance and easiness in production.

The invention relates to a broadband and reconfigurable OAM antenna. The antenna comprises metal spiral arms (1), a dielectric substrate (2), coaxial probes (3) and a floor (4). The metal spiral arms are arranged on the upper surface of the dielectric substrate, the spiral direction of the metal spiral arms is opposite to the rotation direction of an OAM beam wave finally generated by the antenna, and the quantity of the metal spiral arms can be flexibly set according to needs; the coaxial probes are used for feeding the metal spiral arms, the number of the coaxial probes are equivalent to that of the spiral arms, and the multiple coaxial probes are loaded with uniform-amplitude and in-phase feed signals; and the floor is arranged on the lower surface of the dielectric plate, and the radius of the floor is far smaller than that of the dielectric substrate. The antenna is simple in structure and easy to implement, has broadband operation and pattern reconfiguring capability, and can be expected to be applied to an OAM wireless communication technology, thereby improving spectrum effectiveness and system capacity of the wireless communication system.

The invention relates to an on-load tap changer for switching among different winding taps of a step transformer without interruption according to the preamble of the first patent claim. The general inventive concept lies in actuating both the selector contact unit and the switching means for uninterrupted load switching by means of a common motor drive without an energy store being connected therebetween.

There is disposed a hydraulic reciprocating pump which comprises a reciprocating pump, two power cylinders, a reversing valve, pump electric unit and fuel tank with hydraulic oil. The chamber is separated to a hydraulic chamber and a working chamber by the piston in the reciprocating pump. The working chamber is connected into the one-way valve. The liquid is poured fully into the non-piston chamber of the power cylinder which is connected with the hydraulic chamber of the pump body via the pipeline. A control mechanism of the reversing valve is disposed on the power cylinder. The oil inlet of the reversing valve is connected with the pump electric unit and fuel tank successively by the pipeline. Two oil outlets are connected to the chamber with pistons of the power cylinder separately by the pipeline. The backflow port is connected with the fuel tank by the pipeline.

The invention relates to a photoelectric-effect ion source based on carbon nano-tubes. The ion source comprises an ultraviolet ray emitting device and a power source, wherein the anode of the power source is connected with a counter electrode; the cathode of the power source is connected with a carbon nano-tube electrode, the carbon nano-tube electrode comprises a carbon nano-tube layer and a substrate, the carbon nano-tube layer is opposite to the counter electrode, and a passage which is used for a sample to pass through is reserved between the carbon nano-tube layer and the counter electrode; and the ultraviolet ray emitting device irradiates the carbon nano-tube electrode. According to the ion source, ions are generated through the photoelectric effect on the carbon nano-tubes, the carbon nano-tubes are very low in light reflection coefficient and very high in light absorption efficiency, the electron emission is easier due to the unique one-dimensional structure of the carbon nano-tubes, and the carbon nano-tubes can be used in an atmospheric state, so that the problem in the prior art that the vacuum is required when the field-effect ion emission is carried out by using the carbon nano-tubes is solved, the range of use is expanded, and the use is more convenient.

The invention belongs to the technical field of cooperative mechanical arms, and discloses a flexible cooperative mechanical arm and a control method thereof. The mechanical arm comprises a base, a mechanical arm main body and an execution clamping tool. The bottom end of the mechanical arm main body is rotatably connected with the base, and the execution clamping tool is arranged at the top of the mechanical arm main body. The interior of the base is provided with a control board and a bottom steering gear. The mechanical arm main body includes a first arm and a second arm, which are rotatably connected. The execution clamping tool includes a plurality of flexible clamping fingers, and the execution clamping tool is driven by an execution steering engine to perform clamping. The mechanical arm reduces the complex structure of a traditional cooperative robot arm, reduces the requirements for the driving force, adopts the flexible execution clamping tool, can perform the clamping from various angles, introduces the deformation reading to a position speed control loop, achieves a purpose that the steering engine actively cancels the arm vibration and improves the control precision ofthe mechanical arm. By means of the current detection of the steering engine, the mechanical arm achieves the collision detection and drag teaching at low cost. Therefore, the device is suitable forpromotion.

This invention discloses a winded motor suitable to large torque starting, which comprises stator and rotor. The torque self-adapting winded motor cascades rotor coil circuit pre-set when starting. When rotor achieves the limit or set rotation speed, the centrifugal controller automatically gradually eliminates the resistance from rotor circuit to achieve the large torque starting. When motor load increases and speed reduces, the centrifugal automatically cascades the proper resistance into the rotor to increase torque.

The invention relates to a single-system computerized flat knitting machine with double-system functions. At present, a similar single-system computerized flat knitting machine which is low in production cost, low in abrasion and long in service life does not exist. The single-system computerized flat knitting machine comprises a machine frame, a machine seat, needle boards, machine heads, large levers and a display screen, wherein each single-system flat knitting machine base plate comprises a base plate body, a needle turning triangle, a center triangle and a driving mechanism; the single-system computerized flat knitting machine is characterized in that each driving mechanism comprises a driving motor, an upper output shaft, a lower output shaft, a cam, a needle turning knocking rod, a gear and a sliding plate; the back faces of the needle turning triangles are respectively provided with a needle turning guide column; the driving motors are respectively and fixedly arranged on the base plate bodies; the cams are respectively and fixedly arranged on the upper output shafts; the needle turning knocking rods are respectively installed on the base plate bodies; the gears are respectively and fixedly arranged on the lower output shafts; left guide grooves and right guide grooves are of a waveform structure respectively; the gears are respectively engaged with racks. The single-system computerized flat knitting machine is rational in structure design, low in production cost, low in abrasion, long in service life, and capable of simultaneously completing knitting and tucking functions in the same rows.

The invention relates to a single-system flat knitting machine base plate with double-system functions. At present, a similar single-system flat knitting machine base plate which is low in abrasion, long in service life and capable of simultaneously completing knitting and tucking functions in the same rows does not exist. The single-system flat knitting machine base plate comprises a base plate body, a needle turning triangle, a center triangle and a driving mechanism; the single-system flat knitting machine base plate is characterized in that the driving mechanism comprises a driving motor, an upper output shaft, a lower output shaft, a cam, a needle turning knocking rod, a gear and a sliding plate; the back face of the needle turning triangle is provided with a needle turning guide column; the driving motor is fixedly arranged on the base plate body; the upper output shaft and the lower output shaft are respectively installed on the top part and the bottom part of the driving motor; the cam is fixedly arranged on the upper output shaft; the needle turning knocking rod is installed on the base plate body; the lower end of the needle turning knocking rod is matched with the cam; the gear is fixedly arranged on the lower output shaft; a left guide groove, a right guide groove and a rack are arranged on the sliding plate, the left guide groove and the right guide groove are of a waveform structure respectively; the gear is engaged with the rack. The single-system flat knitting machine base plate is rational in structure design and long in service life.

A disclosed bottle-parison variable-pitch apparatus of a bottle blowing machine comprises a guide rod, multiple connection rod, multiple push rod, multiple bottle-parison clamping mechanisms and a linear driving device; the guide rod is installed on a rack of the bottle blowing machine; the push rods are installed on the guide rod along the axial direction of the guide rod in a slidable way; the lower end of each push rod is provided with one bottle-parison clamping mechanism; the middle parts of the connection rods are in paired mutual hinge connection via a middle hinge shaft; two ends of each connection rod are respectively hinged to corresponding ends of an adjacent connection rod via a side hinge shaft; the multiple connection rods form multiple sequentially-connected equilateral rhombuses together-used by apexes; a first middle hinge shaft closest to a heating device is fixedly disposed on the rack, and other middle hinge shafts are in one-to-one corresponding fixing connection with the push rods; and the linear driving device is fixedly disposed on the rack and is connected with the middle hinge shafts or the push rods. The variable-pitch apparatus is capable of synchronously changing the pitch of a bottle parison without time difference, the adhesion phenomenon of adjacent heated bottle parisons caused by time difference during changing of pitch of bottle parisons is avoided, and the finished-product rate of the product is improved.

The invention relates to a safe mine lifter cage door locking device. A support mounting lock core is fixedly connected with a base; a shell is buckled and fixed on the base to form the body of the safe mine lifter cage door locking device; a ratchet on one end surface of a shaft gear is meshed with a ratchet on the end surface of a revolving arm; another end shaft is sleeved with a fixed inclined block and is adhered to a movable inclined block; a shifting fork is connected with a shifting block of the movable inclined block in a sliding way; a clutch spring is sleeved on one end of the fixed inclined block of the shaft gear; a long rod rack is sleeved on the clutch spring and is fixed by spring bases pins on two ends; a rotating shaft is arranged in the center of the revolving arm; the pins on two ends are connected with two swing rods and two short rods; and the short rods are connected with levers which are symmetric to each other up and down. The safe mine lifter cage door locking device has simple structure, flexible operation, reliable action and small volume, adopts a purely mechanical structure, is fixed on a cage to run together with the cage, solves the problems that the cage door can not be opened conveniently with power and needs to be protected against explosion and achieves the purpose of safe and reliable running.

The invention discloses an automatic sample conveying device, which comprises a support frame, a mesh-belt conveying mechanism, a lead-screw conveying mechanism, a push rod mechanism and a furnace opening guide block, wherein the mesh-belt conveying mechanism is arranged on the support frame and is used for placing crucible pots and conveying the crucible pots in batches, the lead-screw conveyingmechanism is arranged on the support frame, and is used for conveying the crucible pots conveyed by the mesh-belt conveying mechanism to a stokehole, the push rod mechanism is arranged on the supportframe, is used for pushing the crucible pots conveyed to the stokehole by the lead-screw conveying mechanism into a furnace cavity, and can pull out the crucible pots out of the furnace cavity, and the furnace opening guide block is arranged at the stokehole and is used for making the push rod mechanism smooth push the crucible pots into the furnace cavity or smoothly pull out the crucible pots. The automatic sample conveying device can automatically control the sample conveyance in batches, the whole process is completely automatic without manual operation, and the labor can be saved. In addition, the conveyance precision is high, and the personal error is reduced.

The invention discloses an elevator buffer device, which comprises a buffer cylinder and a buffer base, the buffer cylinder is installed on the buffer base, a protective pad is provided on the outside of the top of the buffer cylinder, and an elastic buffer block is installed on the inside of the top of the buffer cylinder. The outside of the elastic buffer block is provided with a spring to realize the return of the elastic buffer block after the elevator buffers. The bottom of the elastic buffer block is provided with a suction cup to slow down the return process of the elastic buffer block. The lower side of the elastic buffer block A protection plate is provided, and the protection plate is installed on the bottom surface of the buffer base cylinder through a spring steel block, and the buffer base cylinder is installed on the upper surface of the buffer base. The elevator buffer device can slow down the return process of the elastic buffer block by providing a suction cup, which solves the problem of causing secondary injury to passengers in the elevator when the impact buffer device rebounds quickly when the elevator falls.

The invention discloses a precipitated sludge cleaning device for sewage treatment. A walking frame device is arranged above a sedimentation tank; a buckle cover lifting device is arranged on the walking frame device; four lifting screw rods of the buckle cover lifting device are connected to a U-shaped buckle cover; the U-shaped buckle cover is controlled to lift by the buckle cover lifting device; the U-shaped buckling cover capable of being controlled to be opened and closed is adopted; the U-shaped buckle cover is controlled to be conveyed to the bottom of a specified sedimentation tank through the walking frame device and the buckle cover lifting device; precipitated sludge at the bottom of the sedimentation tank is sealed in the U-shaped buckling cover; then, sludge at the bottom ofthe sedimentation tank is scraped off through a sludge scraper; the sludge blocks form slurry under the stirring of a stirring brush; when the sludge is scraped off and stirred, the sludge is continuously pumped out by a suction pump, then the sludge is dewatered, therefore the precipitated sludge at the bottom of the sedimentation tank is removed, and then the U-shaped buckling cover is controlled by the walking frame device and the buckling cover lifting device to be transferred to a non-removed place to continue to remove the precipitated sludge in a circulating mode.

The invention discloses a high-gain and low-profile vehicle-mounted antenna, which comprises a metal parabolic reflector, a first antenna, a second antenna and a third antenna, wherein the first antenna, the second antenna and the third antenna are arranged in the metal parabolic reflector; the metal parabolic reflector is arranged at the top of a vehicle; the first antenna is arranged at a focus position in the metal parabolic reflector; the second antenna comprises a horizontally polarized antenna; and the third antenna comprises two vertically polarized printed monopole antenna units, a power distributor and a neutral line structure connected with the two antenna units. Significant gain improvement is achieved by the first antenna and the second antenna through the metal parabolic reflector; control in a radiation direction and gain improvement in a horizontal direction are achieved by the third antenna through forming a small array; and the profile of the whole antenna is low.

The invention discloses an electric injection ignition debugging device for a motorcycle engine and a control method thereof. The device comprises a core control module and a signal acquisition module, a liquid crystal display module, a manual regulating module and a switching power supply module which are connected with the core control mode. The switching power supply module is also connected with the liquid crystal display module. The core control module is connected with external engine equipment. The method comprises the following steps of: starting the engine by the core control module according to a preset initial value; then respectively carrying out treatment according to a selected working mode; in a debugging mode, determining a set of engine electric injection ignition control logic by mutual action of the manual regulating module, the core control module and the liquid crystal display module; and in an operating mode, determining an ignition delay angle, an oil injection pulse width with and an air input according to a rotating speed and the control logic. The electric injection ignition debugging device for the motorcycle engine and the control method thereof have various advantages of high ignition accuracy, strong adaptive control capacity, strong anti-interference capacity and the like.

A permanent magnet linear thrust operating mechanism used for a vacuum circuit breaker belongs to the technical field of vacuum circuit breaker operating mechanisms. The permanent magnet linear thrust operating mechanism is formed by connecting a four-bar linkage with the moving contact of the vacuum circuit breaker; a main permanent magnet and an auxiliary permanent magnet are arranged on the inner wall of a primary core of the permanent magnet linear thrust operating mechanism; the holding of the circuit breaker in a switching / closing position is achieved through the auxiliary permanent magnet; and the permanent magnet linear thrust operating mechanism comprises an armature winding, a secondary core, the primary core, the auxiliary permanent magnet, a transmission rod, a magnetism isolating material and the main permanent magnet. The permanent magnet linear thrust operating mechanism reduces the complex structure of a motor, has a small mass and a high speed, and decreases useless work; and by arranging the auxiliary permanent magnet, the hold function is achieved.

The invention relates to the technical field of air conditioning devices, in particular to a magnetic field generator and a magnetic refrigerator. The magnetic field generator comprises a shaft, a plurality of groups of electromagnetic components and permanent magnet components, each group of electromagnetic components comprises a plurality of coils distributed around the circumference of the shaft, and the coils among different electromagnetic components are arranged in a one-to-one opposite manner in the direction parallel to the shaft; each permanent magnet component comprises a permanent magnet arranged between every two adjacent electromagnetic components and can freely rotate around the axis of the shaft, the permanent magnets have the state of directly facing the coils and the stateof deviating from the coils in the rotating process, and air gaps are formed between the permanent magnets and the electromagnetic components. The magnetic field generator simplifies the complex structure of a permanent magnet magnetic circuit, and reduces the assembly difficulty. According to the electromagnetic components, a magnetizing area and a demagnetizing area are formed at an air gap through on-off of the current in the electromagnetic coils, and meanwhile, the electromagnetic coils attract the permanent magnets to enable the permanent magnets to rotate to the position right oppositeto the electromagnetic coils to strengthen a magnetic field, and therefore, the magnetizing area is formed.

The invention relates to a modeling method of a circulating fluidized bed boiler combustion system model. The method is characterized by comprising the following steps of: 1, collecting original data of a circulating fluidized bed boiler combustion system; 2, performing the following preprocessing on the original data; 3, performing dimension reduction processing on preprocessed sample data by a deep belief network to obtain a data set X; 4, performing fuzzy C-means clustering on the data set X obtained in the third step to obtain the clustering center and the clustering radius; and 5, using the clustering center and the clustering radius obtained in the fourth step as the center of a radial basis function of a radial basis function neural network and the initial valve of an expansion constant, using a gradient descent algorithm to train the radial basis function neural network, and forming the deep belief network and the radial basis function neural network obtained through training into the circulating fluidized bed boiler combustion system model. The modeling method provided by the invention is effective and reasonable.

The invention discloses an injection mold provided with a conveying device, comprising a conveying device and a mold device, the mold device is installed inside the conveying device, wheels are arranged at the bottom of the conveying device, and the wheels pass through a triangular fixing frame Installed on the bottom surface of the conveying device, one end of the conveying device is provided with a push handle, the push handle is installed at one end of the conveying device through a push rod, the top of the conveying device is provided with a protective cover, and the protective cover is connected with the conveying device through the installation groove The plastic mold device includes a fixed module and a moving module. The fixed module and the moving module cooperate to form a cavity. The top of the moving module is provided with an injection port, and the injection port is connected to the cavity through a pouring channel. Valves are arranged at the bottom of the pouring channel to control the injection molding material from entering the cavity. The injection mold provided with the conveying device can facilitate the movement of the injection mold by providing wheels and push handles.

The invention discloses a safe crutch which relates to the technical field of people daily necessaries, particularly relates to a crutch with a universally regulated head auxiliarily supported by people. The technical scheme that the safe crutch includes a bastinado bar; a base, and a containing groove is installed in the base; an inner seat which is fixed in the containing groove of the base; a spring, one end of the spring is fixed under the bastinado bar, the other end of the spring is fixedly connected with the inner seat fixed in the base, and a gap of a preset distance is set between the bastinado bar and the inner seat. The base and the inner seat can be formed once. A handle is installed in one end far away from the base of the bastinado bar and is combined with the top of the end far away from the base of the bastinado bar. An antiskid stripe is installed under the base. A bottom hole is installed under the bastinado bar, and one end of the spring is fixed in the bottom hole of the bastinado bar and the other end of the spring is fixedly connected with a hole of the inner seat fixed in the base. The bottom of the bastinado bar is concavely plunged into the containing groove of the base.

The invention discloses an intelligent workshop automatic material conveying system and method. The problems are solved that a traditional intelligent workshop automatic material conveying system is provided with a plurality of feeding sections and a plurality of discharging sections, each feeding section corresponds to one discharging section, accordingly the whole structure of the automatic material conveying system is more complex, the use cost is also high, when an automatic material conveying system runs, the feeding sections and the discharging sections are directly used at the same time, a plurality of needed materials are conveyed together at a time and finally are subjected to unified arrangement, accordingly the arrangement is troublesome, and the system is extremely not suitablefor the requirement for conveying different materials according to specific assembly and application sequences. The intelligent workshop automatic material conveying system comprises a three-layer feeding frame and a discharging part located on one side of the feeding frame, the three-layer feeding frame is of a three-layer structure, and two adjacent layers in the three-layer feeding frame are supported through four supporting rods in the gap. During use, material conveying is orderly and very suitable for a workshop which needs material feeding in a specific sequence.

The present invention discloses a CCR constant current dimmer for adjusting circuit board energy-consuming equipment. The CCR constant current dimmer comprises an adjusting circuit board holder, a dimmer, and a CCR central control system. The lower end face of the dimmer is equipped with a constant current signal conditioning pipeline. The lower end face of the constant current signal conditioning pipeline is symmetrically connected to a constant current power supply voltage stabilizer. The end of the constant current power supply voltage stabilizer is connected to a control signal receiving cavity. Two ports of the control signal receiving cavity are equipped with a matching signal debugger. The center end face of the control signal receiving cavity communicates with the CCR central control system through an outer clamp key. The lower end face of the adjusting circuit board holder is internally equipped with positive and negative circuit board attached sheets. The structure of the CCR constant current dimmer is simple, a debugging circuit board structure is directly adsorbed to increase the service life of the equipment, the stable constant current debugging of a modern CCR system is effectively utilized to improve use performance and safety stability, and the CCR constant current dimmer has a good application prospect in the aspect of equipment CCR system constant current dimming.

The invention discloses a special machine tool for drilling flanges of pipe fittings, which includes frame parts, electromechanical transmission systems, fixture parts, hydraulic systems, and electrical systems. The components include: a headstock, installed on the middle plate of the frame part; a tower gear set, installed on the main transmission shaft in the headstock; the tower gear set further includes: a plurality of driving wheels , installed on the main transmission shaft in the headstock; a plurality of planetary wheels, symmetrically distributed on the outer circumference of the plurality of driving wheels and meshed with the plurality of driving wheels; and a plurality of main shafts, respectively installed on the planetary wheels Above; the electromechanical transmission system drives the main transmission shaft of the headstock, and the main transmission shaft sequentially drives the main shaft on the plurality of planetary gears to rotate through the tower gear set. The invention realizes one-time multi-hole processing of the flange of the pipe fitting, and both the work efficiency and the drilling quality are effectively improved.

The invention provides a high-frequency radiator, a low-frequency radiator, a multi-frequency radiator and an antenna. The high-frequency radiator comprises a support balun and two pairs of polarizedorthogonal first radiation arms arranged on the support balun. The side wall of the support balun is convexly provided with a connecting part for fixing the low-frequency radiator with the support balun after the low-frequency radiator is sleeved upwards from the bottom of the support balun, and the connecting part is provided with a first positioning hole for positioning and mounting the low-frequency radiator. The connecting part is arranged on the side wall of the supporting balun, when the low-frequency radiator and the high-frequency radiator are installed in a nested mode, the low-frequency radiator is fixed through the connecting part which is arranged on the side wall of the low-frequency radiator in a protruding mode, the complex structure that a plurality of assemblies need to bearranged when the low-frequency radiator serves as a carrier conventionally is reduced, the structure when the high-frequency radiator and the low-frequency radiator are assembled can be simplified,and the assembling efficiency and the assembling quality are improved.

The invention discloses a high-power inductor, relates to the field of high-power inductance elements, and solves the problems of low assembly efficiency, low current resistance intensity and low power of an existing winding sheet type power inductor. The high-power inductor comprises a first magnetic base, a second magnetic base and a U-shaped connecting terminal, the first magnetic base is provided with a clamping groove structure used for fixing the connecting terminal, the opposite connecting end faces of the second magnetic base and the first magnetic base are connected through adhesive glue, and an air gap is formed between the opposite connecting end faces of the second magnetic base and the first magnetic base. The high-power inductor is simple in structure. An integrated connecting terminal is adopted, a connecting arm is used for forming a coil of the high-power inductor, and connecting ends are used for forming welding pins electrically connected with a circuit on an electronic element motherboard. Compared with an existing coil type high-power inductor, the high-power inductor has the advantages that structures such as coils and pins are omitted, winding and pin weldingare not needed, forming, production and assembly are more convenient and faster, and meanwhile the high-power inductor has higher current load resistance and lower working temperature.