13results about How to "Structural design science" patented technology

The utility model relates to the field of tunnel transfer devices, in particular to a suspension type detachable self-walking transfer mechanism for a tunnel, which comprises a suspension track group, a V-shaped wheel group, a driving mechanism, a connecting frame, a suspension seat and a transfer box, the upper part of the suspension track group is erected on the tunnel; a V-shaped wheel set is installed on the suspension rail set and makes contact with the suspension rail set in a clamped and sliding mode. The V-shaped wheel grooves clamped with the V-shaped track body are formed in the V-shaped driving wheel and the V-shaped wheel body, during installation, the V-shaped driving wheel and the V-shaped wheel body are clamped on the V-shaped track body through the V-shaped wheel grooves, the derailing phenomenon can be effectively avoided, meanwhile, the side wheel shaft is installed on the bracket, the protective side wheel is arranged on the side wheel shaft, and the protective side wheel is arranged on the side wheel shaft. The protective side wheels penetrate into the rail grooves and walk in the rail grooves, and stable operation and safety of the transfer mechanism can be effectively guaranteed.

The utility model discloses a kind of leak detection device and switch machine, leak detection device includes device shell, gas circuit control module and electrical control module;Device shell is provided with gas circuit control module and electrical control module;Gas circuit control module, the shell inner cavity of the external device needing to carry out leakage position detection is connected, for the air input of this external device shell inner cavity, so that external device shell inner cavity air pressure becomes positive air pressure;Electrical control module is connected with gas circuit control module, for gas circuit control module provides working electricity, and display the power supply state of gas circuit control module, and control to open or close gas circuit control module;External device is immersed in water.The utility model design science, can efficiently, reliably detect the leakage site of switch machine (specifically sealed switch machine) etc. external device, significantly improve the daily detection maintenance efficiency of switch machine, have great practical significance.

The utility model relates to glass edge grinding auxiliary frock field especially to a controllable feeding mechanism for glass edge grinding operation, including, left frame, right frame, connecting frame, longitudinal slide rail, longitudinal drive part, removal bearing part, transverse push part and adsorption positioning assembly, left frame, right frame both lay in the working ground, install the connecting frame between left frame and right frame, longitudinal slide rail is installed on left frame, right frame through mounting bolt, the utility model can carry out stable adsorption positioning to glass through adsorption positioning assembly, simultaneously, through the synergetic effect of longitudinal drive part, removal bearing part, transverse push part and adsorption positioning assembly etc. component realizes the mechanical type push feeding of glass, and the operation process is simple and convenient, and the control process is accurate and stable, effectively guarantees the operation safety of edge grinding operator.

The utility model discloses an illumination intensity adjusting device of a solar radiation test box. The illumination intensity adjusting device comprises a light filtering net, a light filtering net connecting rod, an electric execution valve, a first shaft sleeve, a first connecting shaft and a light source device, an electric execution valve is arranged on the front side of the light source device; the electric execution valve is connected with the front side of the filter screen through a first connecting shaft, a first shaft sleeve and a filter screen connecting rod in sequence; a bearing seat mounting bracket is arranged at the upper part of the rear side wall of the light source device; a bearing seat is arranged on the bearing seat mounting bracket; and the bearing seat is connected with the rear side of the filter screen through a second connecting shaft, a second shaft sleeve and a filter screen connecting rod in sequence. The solar radiation test box is scientific in structural design, the illumination intensity provided for objects placed in the solar radiation test box can be conveniently adjusted, the test requirements of users can be better met, normal proceeding of an aging characteristic test can be guaranteed, and the solar radiation test box has great practical significance.

The utility model discloses a processing and positioning device and a processing system for an inspection block. The processing and positioning device for the inspection block comprises a clamp body, a workpiece mounting groove is formed in the clamp body; a to-be-processed inspection block blank is placed in the workpiece mounting groove; the front end of the clamp body is provided with a first compression screw which is longitudinally distributed; the inspection block blank piece is located right behind the first compression screw; the right end of the clamp body is provided with a screw sleeve; the thread sleeve is in threaded connection with a second compression screw which is vertically distributed; the inspection block blank is located right below the second compression screw; two first positioning pins are vertically arranged at the rear end of the clamp body in a penetrating manner; a second positioning pin is vertically arranged on the front side of the clamp body in a penetrating manner; and the front side and the rear side of the inspection block blank are respectively contacted with the second positioning pin and the first positioning pin. The positioning device can conveniently and reliably position the blank of the inspection block, ensures the positioning accuracy, is favorable for further processing the vertical through hole of the workpiece, and ensures the processing accuracy.

The application discloses a kind of anti-loose mechanisms, a kind of switch machine cylinder and a kind of switch machine, the anti-loose mechanism includes outer anti-loose plate, inner anti-loose plate, fastening bolt, split pin and spring washer;Two ends of outer anti-loose plate, respectively, are provided with an inner anti-loose plate;The center position of each inner anti-loose plate is provided with the top of a vertical distribution fastening bolt;The top of fastening bolt and inner anti-loose plate are provided with a split pin, and the split pin is horizontally penetrated;The outer side of the screw rod of fastening bolt is sleeved with spring washer;Fastening bolt is used to fixedly connect the external fixed part and the external mounting platform to be installed by fixed part;Spring washer is located between the mounting surface of fastening bolt and fixed part.The application can conveniently and reliably play the anti-loose function of fastening bolt on switch machine and various equipment, realize good anti-loose effect, meet the needs of users, and have great practical significance.

The utility model relates to the field of compact shelf auxiliary in-place devices, in particular to a liftable auxiliary in-place mechanism for an archive compact shelf, which comprises a shelf body base, a first shelf group, a second shelf group, a vertical slide rail, a vertical rack, a movable bearing part, a driving mechanism and an in-place adjusting part, when the liftable auxiliary in-place mechanism for the compact shelving of the archive room is used, the driving motor can drive the meshing gear to rotate forwards and backwards through the motor shaft, the meshing gear is meshed with the vertical racks installed on the first shelf set and the second shelf set, and when the meshing gear rotates, the meshing gear is driven by the motor shaft to rotate forwards and backwards. The driving mechanism can integrally drive the movable bearing part and the in-place adjusting part on the movable bearing part to achieve lifting displacement adjustment, and the archive files placed on the placing plate of the in-place adjusting part can achieve lifting displacement adjustment so as to meet the requirement of workers for taking and placing a large number of archive files.

This invention provides a purging device and semiconductor deposition equipment, overcoming the shortcomings of uneven purging and inability to form a complete gas curtain in the transport channel of existing MOCVD equipment. The device sets the first and second purging channels at specific angles, so that the two airflows converge in the chamber in front of the valve plate and are located inside the chamber, thereby forming a fully enclosed protective gas curtain from top to bottom without dead angles. This effectively blocks the diffusion of reactive gases to the valve plate side, improves the dustproof and heat protection effect of the valve plate, and enhances the operational stability and safety of the equipment.

The utility model relates to the field of carrier roller adjusting devices, in particular to a tension adjusting and anti-falling device for an inclined shaft carrier roller, which comprises a mounting frame, a tension adjusting part, a guide assembly, a carrier roller mechanism and an anti-deviation mechanism, the mounting frame is mounted at an external working part; a tension adjusting part is arranged on the mounting frame, and the bottom of the tension adjusting part is connected with the mounting frame; a carrier roller mechanism is arranged at the working end of the tension adjusting part, and the bottom of the carrier roller mechanism is rotationally connected with the working end of the tension adjusting part; when the tension adjusting and anti-falling device is used, tension adjusting and anti-falling guide protection can be carried out on a running steel wire rope on an inclined shaft carrier roller, the situation that the steel wire rope deviates from a roller of the carrier roller is effectively avoided, and stable running of the steel wire rope is guaranteed.

The invention discloses a cycloidal pin wheel disc type speed reducer and an electric switch machine. The cycloidal pin wheel disc type speed reducer comprises a speed reduction shell. A hollow pin wheel housing is arranged in the speed reduction housing; a middle plate and a speed reduction cover are sequentially arranged on the right side of the speed reduction shell from left to right. A fixed chuck is arranged on the left side of the deceleration shell; the circumferential outer side of the left end of the fixed chuck is in threaded connection with a groove pressing nut; transversely distributed eccentric shafts are pivoted to an inner cavity of the fixed chuck, an inner cavity of a pin wheel housing in the speed reduction housing, an inner cavity of the middle plate and an inner cavity of the speed reduction cover; an output shaft is arranged in an inner cavity of the pin wheel housing; the eccentric shaft is in linkage connection with the output shaft; at least one static friction plate and at least one dynamic friction plate are arranged on the circumferential outer side of the left end of the pin wheel housing; and the static friction plates and the dynamic friction plates are alternately mounted. According to the cycloidal pin wheel disc type speed reducer and the electric switch machine, the structural design is scientific and reasonable, transmission is stable, the bearing capacity is high, and it is facilitated that the service life is long.

This utility model relates to the field of cylindrical rotary support technology, and in particular to a positionable rotary mechanism for large-diameter cylindrical bodies, comprising a first support, a second support, a main rotary assembly, an auxiliary rotary assembly, a first positioning component, and a second positioning component; the first support and the second support are arranged at intervals on the working ground; the main rotary assembly is mounted on the first support and connected to it; the auxiliary rotary assembly is mounted on the second support and connected to it; during rotation, it can limit the axial movement of the cylindrical body, thereby preventing the cylindrical body from moving; during welding, it can press the end of the cylindrical body to ensure the stability of the cylindrical body's position on the rotary wheel, effectively meeting the needs of welding and rotary operations for cylindrical bodies.

The application relates to the field of installation and positioning of a sensor tested under deep-hole test conditions, and particularly relates to a positioning and installation device for a deep-hole buried sensor, which comprises a base, an in-hole support, a rotary table assembly, the base is composed of a base body, a steel wire rope and connecting screws, the steel wire rope is fixedly connected with the base, the connecting screws are arranged on the base body, the in-hole support is arranged on the base, the base body is connected with both sides of the in-hole support through the connecting screws, and the rotary table assembly suitable for sensor installation is arranged on the in-hole support, the overall structure design is scientific, the structural composition is simple, and the installation operation is convenient; the sensor positioning and installation device solves the problem of convenient and rapid sensor layout in a deep hole, and effectively improves the convenience degree of sensor layout and installation and the effective degree of data acquisition in deep-hole explosion test.

The utility model discloses a coal mine underground chute lifting device which comprises a hook, a connecting plate and a lifting chain which are connected in a hinged mode, the lower portion of the hook is a hook portion facing the inner side, the middle of the hook is a lower handle portion, the upper portion of the hook is an upper handle portion, the hook portion is sequentially connected with the lower handle portion and the upper handle portion, and the upper handle portion inclines towards the inner side and forms a certain angle with the lower handle portion. The upper handle portions of the two hooks intersect, a hinge shaft is arranged at the intersection, the ends of the upper handle portions are hinged to the lower ends of connecting plates, and the upper ends of the connecting plates on the two sides are connected with the two ends of a lifting chain respectively. The device is compact in overall structure and convenient to use, a traditional unsafe iron wire and horseshoe hook carrying mode can be effectively replaced, the safety and efficiency of coal mine underground chute mounting operation are improved, and the device has wide application prospects.