79results about How to "Reduce connection structure" patented technology

The invention discloses a hydraulic control mechanism for vanes. The hydraulic control mechanism for the vanes solves the problem that vanes can still extend to the outside of a rotor when the existing common vane pump does not work, so that the energy consumption of the vane pump is large. The vane pump structurally comprises a shell, a stator and a rotor, wherein the rotor is arranged in the stator in a rotatable mode, a plurality of vane grooves are radially arranged in the rotor, the vane grooves are internally provided with the vanes in a sliding way, and the vanes can partially extend out of the radial outside of the rotor, or retract into the rotor. A cavity is formed between the rotor and the stator, and is provided with a fluid suction zone, a fluid compression zone and a vane retraction zone, the shell is internally provided with a chamber communicated with the cavity, and the chamber is communicated with the outside through a fluid inlet and a fluid outlet. When the rotor is required to idle, pressure fluid is introduced into the chamber so as to enable the vanes to stably retract into the rotor.

A semiconductor device includes a diode region having a plurality of protection diodes and a pad region overlapped with an upper part of the diode region. The pad region having a pad installed corresponding to an external connection terminal. The semiconductor device further includes a contact plug unit which connects at least one of a plurality of active regions constituting the diode region and the pad within the diode region.

A high-safety push-pull glass window for car is composed of the fixed glass stuck on the window frame and with a window opening parallel two guide tracks stuck respectively above and under said window opening, and a movable glass sliding along said guide track for exposing or shielding said window opening. Its manufacture technology includes cutting glass, grinding, drilling hole, printing, stengthening, machining aluminium sections, and assembling by sticking with strong adhesive 504AB.

The invention discloses a pair of anti-static shoes. Each anti-static shoe comprise a shoe body made of an anti-static conductor material, wherein an accommodating cavity is formed in the sole part of the shoe body, a ground state monitoring circuit comprising a power supply is arranged in the accommodating cavity, the ground state monitoring circuit is connected with at least one ground button arranged at the sole part, and the at least one ground button is connected with a static discharge common ground point. The anti-static shoes are elaborate in design, the accommodating cavity is formed in the sole part of each shoe, each ground state monitoring circuit is provided with the power supply, so that mounting of the ground state monitoring circuits to the anti-static shoes becomes possible, a monitor is not needed to be additionally arranged to monitor ground state of an ankle band or a wrist band, and working position space is not occupied; meanwhile, the monitor is not needed to be dismounted or mounted when a production line changes, all that is needed is to connect the ground buttons on the anti-static shoes to the static discharge common ground points to realize static discharge and ground state detection, the application is more flexible and variable, and practicability and applicability are better.

The invention discloses an engine, a combustion assembly of the engine and an integrated designing and manufacturing method for the combustion assembly. The combustion assembly comprises a flame tubeand nozzles; the flame tube comprises a main body; a combustion chamber is formed in the main body; through holes are formed in the main body and enable the combustion chamber to communicate with theoutside of the flame tube; the combustion chamber comprises a head part and a tail part which back onto each other; gas enters the flame tube from the head part and the through holes and flows out ofthe flame tube from the tail part; the nozzles are arranged on the head part; and the nozzles and the flame tube are integrally manufactured through an additive manufacturing technology. According tothe engine, the combustion assembly of the engine and the integrated designing and manufacturing method for the combustion assembly, the combustion assembly of the engine is integrally designed and manufactured by utilizing the additive manufacturing technology, the flame tube and the nozzles are fused into a whole, the structure of the combustion assembly can be simplified, supporting and connecting structures among components of the combustion assembly can be reduced, machining can be facilitated, weight reduction can be facilitated, the reliability can be improved, and the machining and maintenance cost can be lowered.

A connection structure for superconducting cables includes: superconducting cables that are connected to each other and include cable cores containing formers and superconducting conductor layers, and each cable core is housed in a thermal insulation tube with a cooling medium, wherein the cable cores include electric insulating layers obtained by winding insulating sheets around the superconducting conductor layers, the electric insulating layers on both sides of a conductor connecting part, in which the formers and the superconducting conductor layers are connected to each other, include taper shape portions each having a diameter reducing towards the conductor connecting part, each taper shape portion is formed so as to have an inclination angle changing in a stepwise fashion by a plurality of tapered portions among which a tapered portion nearer the conductor connecting part has smaller inclination angle, and a reinforcing insulating layer is provided between the taper shape portions.

The invention provides a DMT dual-motor hybrid transmission, and belongs to the technical field of hybrid power. With the DMT dual-motor hybrid transmission adopted, the problem that an existing hybrid power system is high in energy consumption is solved. The transmission comprises a differential mechanism assembly, a generator, a driving motor, an input shaft and a flywheel which is connected with an engine crankshaft, the input shaft is in transmission connection with the differential mechanism assembly through a clutch, the input shaft is in transmission connection with the flywheel, the driving motor is in transmission connection with the differential mechanism assembly, the generator is located between the flywheel and the clutch. the input shaft penetrates into the generator and is connected with a rotor of the generator, and the input shaft and the flywheel are coaxially arranged. The transmission is simple in transmission structure, and the power generation efficiency of the generator is high, so that energy consumption is reduced, the axial arrangement space of the transmission is reduced, and the difficulty of the mounting process of parts in the transmission is reduced.

The invention discloses a flat waveguide feed two-dimensional beam scanning antenna; the antenna is composed of a flat waveguide, N baffles, M*N outer cavities and M*N short spiral antennas; the baffle is a long rectangular plate; the outer cavity is a cuboid of which the center is provided with a radius-variable circular channel; the N baffles are inserted into the flat waveguide in the direction parallel to the x axis, so N+1 rectangular channels are formed in the flat waveguide, and the width of the N-1 rectangular channels in the middle is d; the M*N outer cavities are tightly arranged in a manner that square grids with the side length of d are parallel to the xoy plane, and the lower surfaces of the outer cavities are attached to the upper surface of the flat waveguide; and the M*N short helical antennas respectively pass through the M*N outer cavity circular channels and sequentially pass through the upper waveguide wall of the flat waveguide, the baffle plate and the lower waveguide wall of the flat waveguide. According to the method, defects of high profile, narrow working bandwidth, low power capacity and non-uniform microwave transmission of the existing spiral array antenna are overcome, the spiral antenna can be controlled to rotate in rows and columns, and two-dimensional scanning of wave beams is realized.

The invention belongs to the technical field of aero-engine manufacturing, and discloses a wheel disc and an air compressor comprising the same. The wheel disc comprises a wheel disc body; a pluralityof main vanes and a plurality of sub vanes are arranged on the wheel disc body; the wheel disc body is of an integral structure; the wheel disc body is of a hollow structure; the hollow structure comprises a communication ring component which is arranged along the periphery of the wheel disc body, a main pipeline component which is arranged in the axial direction of the wheel disc body and a subpipeline component which is arranged in the radial direction of the wheel disc body; a plurality of first powder discharging holes are formed in the top end surface of the wheel disc body; a pluralityof second powder discharging holes are formed in the bottom outer side of the wheel disc; and the first powder discharging holes, the main pipeline component, the communication ring component, the sub pipeline component and the second powder discharging holes communicate with one another. The invention further provides the air compressor comprising the wheel disc. The wheel disc body is of the integrated structure, so that production procedures are simplified, and a production cycle is shortened.

The invention discloses a light building wall. The light building wall comprises a wall framework which is integrally formed, more than one stand column is perpendicularly arranged on the inner side surface of the wall framework, the wall framework and the stand columns are inserted into soil, the bottoms of the stand columns extend out of the lower end surface of the wall framework, the position,right opposite to each stand column, of the wall framework is provided with more than one independent hollow cavity from top to bottom, a wallboard is movably arranged in each hollow cavity and sealsthe open end of the outer side of the whole hollow cavity, the position, right opposite to the corresponding stand column, of the bottom surface of each hollow cavity is provided with a first throughhole, the stand columns right opposite to the first through holes are provided with second through holes, the first through holes are communicated with the second through holes, and each stand columnis internally provided with a sealing channel. The light building wall is suitable for construction sites, a light wall structure is adopted, the wind-resistant performance can be guaranteed, in addition, the impact failure of a construction site base material or a construction vehicle to a wall body can be well avoided, and the use is safer.

The invention relates to a system and method for producing rubber powder at normal temperature through waste tires. The system comprises a ring cutting machine, a shredder, a butterfly separator, a plurality of rubber crushers and auxiliary machines thereof, a magnetic separator, a fiber separator, a rubber powder bin and a rubber powder grading device. Through the system and method for producingthe rubber powder at the normal temperature through the waste tires, the problems that in the process for producing rubber powder through waste tires, energy consumption is high, dust pollution is serious, and many accidents occur are solved completely, automatic operation of whole crushing, intermediate crushing of crushed rubber and fine powder grinding is achieved, energy conservation and environment protection are achieved, manpower quantity and labor intensity are lowered substantially, and quality of the obtained rubber powder is good.

The invention discloses a wing and a manufacturing method of the wing. The wing comprises a wing body and an additional wing, the additional wing is integrated with the wing body at a designated position on the back of the wing body. The wing has the beneficial effects that the additional wing is integrated with the wing body at the designated position on the back of the wing body, so that when the wing is manufactured, the wing body and the additional wing do not need to be manufactured separately, the step of installing the additional wing on the wing body is omitted, and a connecting structure connecting the additional wing and the wing body is also omitted.

The invention relates to a vehicle lighting device, and discloses a vehicle lamp optical element which comprises a light passing part (2) and a light emitting part (3), the light passing part (2) comprises a light entering surface (25), a first reflecting surface (21) and a second reflecting surface (22), and the first reflecting surface (21) and the second reflecting surface (22) are oppositely arranged. Light received by the light entering surface (25) is reflected by the first reflecting surface (21) and the second reflecting surface (22) in sequence and then is emitted to the light emitting part (3). In addition, the invention further discloses a vehicle lamp module and a vehicle. The vehicle lamp optical element is miniaturized, and the integration degree is higher.

The invention discloses a connecting structure of a swinging arm and a front axle. The connecting structure comprises the front axle, a front axle flange plate, a knuckle bearing, a pin shaft baffle and an A-shaped arm, wherein the knuckle bearing is installed inside the front axle flange plate, the bearing baffle is arranged on the outer circle of the knuckle bearing, the A-shaped arm and the knuckle bearing are connected into a whole through a pin shaft, the middle of the pin shaft baffle is connected with the small end of the pin shaft through a bolt, the exterior of the pin shaft baffle is attached to the upper portion of the inner circle of the knuckle bearing, the large end of the pin shaft is attached to the outer portion of the A-shaped arm, the large circle portion of the bearing baffle is connected with the upper end of the front axle flange plate through a bolt, and the middle of the front axle flange plate is connected with the front axle through a bolt. According to the connecting structure of the swinging arm and the front axle, due to the fact that the knuckle bearing is installed on the front axle flange plate, the connecting structure of the swinging arm and the front axle becomes smaller, the structural size of the A-shaped arm is smaller, the connecting structure is simple, compact and practical, and the arrangement space in a front axle system is reduced; the length of a moment arm, connected with the front axle, of the A-shaped arm is reduced, the bearing capacity is greatly enhanced, and the stress situation is greatly improved.

The invention discloses a blade pump with telescopic and controllable blades. The blade pump solves the problems that in the work process of the existing blade pump, the consumed energy is high, greater influence can be easily generated on work media, and the service life of the work media cannot be ensured. The blade pump with the telescopic and controllable blades is structurally characterized by comprising a stator and a rotor, wherein the rotor is rotatablely arranged in the stator, a plurality of blade grooves are arranged in the rotor in the radial direction, the blades are glidingly arranged in the blade grooves, and the blades can partially extend out of the radial outer side of the rotor or retracts into the rotor. A cavity is formed between the rotor and the stator, the cavity is provided with a fluid sucking region, a fluid compressing region and a blade retracting region, and two ends of a rotor and stator combined body are provided with end covers respectively. The blade pump is characterized in that a position limiting device used for limiting the sliding of the blades in the radial direction of the rotor is arranged on the rotor, and the position limiting device realizes the stable retraction of all blades into the rotor in a mode of being selectively clamped with the blades.