93results about How to "Short answer structure" patented technology

The invention discloses a magnetic rotating shaft. The magnetic rotating shaft comprises a first magnetic ring part and a rotating shaft part, wherein the rotating shaft part comprises an engaging shaft; the engaging shaft comprises a disc-shaped part and a damper for stopping the engaging shaft from pivoting; an arc groove part fixedly connected with the engaging shaft is arranged between the damper and the disc-shaped part; a second magnetic ring in sliding fit on the engaging shaft is arranged between the arc groove part and the disc-shaped part; the magnetism of the second magnetic ring is opposite to the magnetism of the first magnetic ring; large enough attraction appears when the second magnetic ring and the first magnetic ring are close to each other by a certain distance; toothed parts which can be engaged with each other or are complementary are arranged on opposite surfaces of the second magnetic ring and the disc-shaped part; through the toothed parts thereon, the second magnetic ring and the disc-shaped part can be mutually locked in a direction around the engaging shaft; and the arc groove part is connected with the second magnetic ring through an elastic component. The magnetic rotating shaft has the advantages as follows: after adoption of the structure, the defect that in the prior art, a buckle and a hook must be matched for use, with poor compatibility, is overcome; the magnetic rotating shaft is simple in structure, so that the attractive appearance of the magnetic rotating shaft is not affected.

The invention discloses an automatic spraying device. The device comprises a to-be-sprayed workpiece conveying system, a spraying system and a control system. The to-be-sprayed workpiece conveying system comprises a rack, a sliding rail arranged on the rack and a driving device. The spraying system comprises a set of spraying guns distributed in the spraying width direction, a paint supply mechanism providing paint for the spraying guns, and a valve group controlling the spraying guns to be opened and closed. The control system comprises an image detector arranged on the upstream of the spraying guns in the to-be-sprayed workpiece conveying direction. At least one clamp is arranged at one end of the sliding rail and can move on the sliding rail in the horizontal direction. The automatic spraying device is simple in structure, convenient to operate and good in stability, can be used for automatically spraying to-be-sprayed workpieces in a 360-degree dead-corner-free mode in the spraying process, guarantees that thickness of paint on the to-be-sprayed workpieces is uniform, guarantees spraying quality, improves spraying efficiency, and is suitable for industrial application and popularization.

The invention discloses a sliding door window, and belongs to the technical field of door windows. According to the sliding door window, sliding rails are arranged on the top and the bottom of a frame body respectively, a door window body comprises a sliding door window body and an outward-push door window body, and idler wheels are arranged on the top surface and the bottom surface of the sliding door window body respectively, and are used in cooperation with the sliding rails so that the sliding door window body can slide back and forth in the frame body in a cooperative mode; sliding chutes are further formed in the top and the bottom of the frame body respectively, and are formed in the outer sides of the sliding rails respectively, and supporting portions which can be used in cooperation with the sliding chutes are arranged on the top and the bottom of the outward-push door window body respectively, and are arranged in the sliding chutes in a matched mode so that the outward-push door window body can be pushed to move towards the outer side of one side or can slide towards the two sides; inclined surface matching is adopted by the contact surface between the sliding door window body and the adjacent outward-push door window body so that the outward-push door window body can slide in or out in the inclination direction of the inclined surface of the outward-push door window body; a flashing board is transversely hinged to the top of the frame body. Due to the fact that the sliding door window has the function of preventing rain, the function of preventing snow and the function of preventing dust, the sliding door window cannot be easily corroded by rainwater, when the sliding door window is closed, sashes of the sliding door window are located on the same plane, and when the sliding door window is opened, the sashes of the sliding door window are in an overlapped state.

The invention provides an apparatus for sampling a radioactive liquid sample having different depths in a container. The problem of inconvenience in sampling of the radioactive liquid having different depths in the container is solved. The apparatus includes a sampling tube, a suction device and a sampling bottle, the sampling end of the sampling tube is provided and connected with a support, a connecting piece for mutually communicating the sampling tube, the suction device and the sampling bottle is arranged and connected among the sampling tube, the suction device and the sampling bottle, and stop valves are arranged between the sampling tube and the connecting piece and between the sampling bottle and the connecting piece. The suction device is drawn and pushed to discharge a gas in the device and pump the liquid sample into the sampling bottle, and the connecting piece cooperates with the stop valves to make the liquid flow unidirectionally, so the integral apparatus guarantees the quality of the sampled sample, and also has the advantages of simple structure, convenience in operation, and high applicability.

The invention relates to a tapered ceramic bottleneck green body forming device, in particular to the technical field of ceramic equipment. The tapered ceramic bottleneck green body forming device comprises a U-shaped green body forming device support (1), a low-speed rotating motor (2), a telescopic pole (3), a tapered grinding head (4), telescopic pressing devices (5) and bottleneck mold grooves (6), wherein the low-speed rotating motor (2) is arranged in the middle of the U-shaped green body forming device support (1), the telescopic pole (3) is arranged at the lower end of the low-speed rotating motor (2), the tapered grinding head (4) is arranged at the lower end of the telescopic pole (3), the telescopic pressing devices (5) are arranged at two ends of the U-shaped green body forming device support (1), and the bottleneck mold grooves (6) are formed in inner sides of the telescopic pressing devices (5). The tapered ceramic bottleneck green body forming device is simple in structure and adopts the tapered grinding head to rotationally grind and form a green body inside a mold, and is convenient, fast and simple to operate.

The invention provides a magnetic punch. The magnetic punch comprises a punching block and a magnetic cart; the punching block is rectangular; the two sides of the punching block are limited by use of limiting columns in the vertical direction; small magnetic blocks of which the magnetic lines of force are vertical are fixed on the two sides of the lower part of the punching block; the magnetic lines of force of every two adjacent small magnetic blocks on each side of the punching block are opposite in the vertical direction; the magnetic cart is arranged on the lower part of the punching block; small magnetic blocks corresponding to the lower part of the punching block in position are fixed on the upper parts of the two side edges of the magnetic cart, respectively; conveying lines are designed to penetrate through the middle positions of the two sides of the magnetic cart under the punching block; raw material plates are assembled on the upper parts of the conveying lines by use of punching templates. The magnetic punch is characterized in that magnetic force is provided for the punching block as punching force; the magnetic punch is simple in structure and low in cost; the magnetic force comes from permanent magnets, and therefore, the power consumption is lower and the use cost is low.

The invention provides cement bucket cleaning equipment which is easy to clean, and relates to the field of mechanical equipment. The easy-to-clean cement bucket cleaning equipment includes a fixed frame, and both sides of the top of the fixed frame are fixedly connected with support columns, and the top of the support column is fixedly connected with a fixed rod, and the inside of the fixed rod is provided with a first A mobile device and a second mobile device, the first mobile device includes a first motor. The easy-to-clean cement bucket cleaning equipment achieves In order to drive the effect of moving the moving rod, when the moving rod is moving, the knocking hammer is constantly moving back and forth, thereby realizing the effect of knocking and removing the cement on the cement bucket body, so that the cement can be removed It becomes simple and efficient, and solves the problem that the cement bucket is very inconvenient when cleaning.

The invention provides a double-fulcrum fan structure and a cabinet air conditioner. The double-fulcrum fan structure comprises a mounting plate, a volute, a centrifugal fan and a volute cover plate.The volute is fixedly arranged on the mounting plate. A centrifugal fan mounting cavity is formed in the volute. The volute cover plate is fixedly arranged on the volute and is located outside the centrifugal fan mounting cavity. The centrifugal fan is arranged in the centrifugal fan mounting cavity. One end of the centrifugal fan is supported on the mounting plate, and the other end of the centrifugal fan is supported on the volute cover plate. The double-fulcrum fan structure and the cabinet air conditioner provided by the invention are simple and reasonable in structure, and the number of parts and screws can be effectively reduced, so that the assembling efficiency is improved; and a fan of the double-fulcrum fan structure is lower in operating noise and lower in cost, the rotation stability of fan blades of the air conditioner can be effectively ensured, the operating noise of the air conditioner is lowered, the load of a motor is reduced, and the service life of the motor is prolonged.

The invention relates to a push-in type electronic connector. The push-in type electronic connector of the present invention comprises a shell; the shell includes a left wiring end and a right wiringend; a wiring copper sheet and a spring movement chamber are arranged in each wiring end; the wiring copper sheet includes a contact end and a connection end; a recessed hemispherical contact plate isarranged at the contact end; and a pushing block and a pressure spring are arranged in the spring movement cavity. The push-in type electronic connector of the present invention is simple in structure and reasonable in design. A push-in type connection mode is adopted to bridge two conductors, and therefore, the push-in type connection mode can not only reduce the difficulty of wiring, but also facilitate disassembly compared with an existing screw fastening connection mode; and terminals are located inside the connector, so that better protection can be realized.

Architectural ornament air purifying equipment comprises a frame body, a plugging device, an air outlet hopper, a first filtering device, a support device and an air inlet device. The frame body is provided with a first blocking frame, a second blocking frame, first triangular blocks, a first filtering screen and a second filtering screen. The plugging device comprises an air outlet frame, a plugging block, a rotating frame, a spring, a first vertical rod, a first support and a first fixing block. The air outlet hopper is provided with a third filtering screen, a first supporting ring and a second supporting ring. The first filtering device comprises a filtering frame, a second vertical rod, a fourth filtering screen and a third vertical rod. The support device comprises a first supporting rod, a first inclined rod, a cushion plate and a first transverse rod. The air inlet device comprises a supporting plate, an air inlet hopper, an air inlet pipe, a draught fan, a fifth filtering screen and a second inclined rod. The architectural ornament air purifying equipment can effectively purify indoor air in the ornament decorating stage, effectively remove dust and other large particles in the indoor air, discharge the purified air out and improve the quality of the indoor air.

The invention discloses a wheel type movable bearing crowbar. The wheel type movable bearing crowbar is characterized in that the wheel type movable bearing crowbar comprises a crowbar body, bearing wheels, a crow plate, a triangular reinforcing rib and a small crow plate, wherein the bottom of the crowbar body is welded to the crow plate, and the obtuse angle formed between the crowbar body and the crow plate is 95-115 degrees; the two bearing wheels are installed at the joint of the crowbar body and the crow plate; the triangular reinforcing rib is welded to the upper portion of the welded joint of the bottom of the crowbar body and the crow plate; and the small crow plate is welded to the top of the crowbar body, and the obtuse angle between the crowbar body and the small crow plate is 95-115 degrees. The wheel type movable bearing crowbar has the advantages that the principle structure is simple, usage is convenient, large equipment such as transformers can be pried, and the crowbar is convenient to move; and meanwhile, due to the small crow plate arranged at the other end of the crowbar body, small equipment can be pried conveniently, the work efficiency is improved, manpower and material resources are saved, and much cost is reduced.

The invention provides a miniature plate rolling machine, comprising a main pressing roller, a rotating roller and a passive roller, wherein the two ends of the main pressing roller and the two ends of the rotating roller are respectively connected by symmetric rotating arms, the lower parts of the rotating arms are assembled on movable tracks through idler wheels capable of rotating around self axes, the two ends of the main pressing roller and the two ends of the passive roller are respectively connected by symmetric passive arms, the lower ends of the passive arms are fixed with the ground through hinged fixing seats, one end of an active roller is coaxially and fixedly connected with a hand wheel, and a crank is arranged on the hand wheel. Raw materials to be subjected to plate rolling can penetrate through a position between the main pressing roller and the rotating roller and between the main pressing roller and the passive roller, and the pressing action of the main pressing roller is realized by moving the rotating arms for compressing the raw materials to be subjected to plate rolling. Then the hand wheel is used for manually rotating the crank to drive the main pressing roller to rotate, thus the plate rolling process of the raw materials is realized.

The invention relates to the product inspection technical field, and discloses a product inspection system comprising a server and a field inspector; the server comprises an authority unit, an inspection line unit, an inspection table unit, a database unit and an analysis unit; the authority unit distributes the check authority and task distribution authority for users; the inspection line unit issues an inspection route and presets attribute data for each node; the inspection table unit forms an inspection check table and issues same to the field inspector; the database unit stores the inspection table data; the analysis unit pre-stores and calculates the completeness of each inspection item in the inspection task; the field inspector comprises a task processing unit, an inspection dotting unit and an inspection feedback unit; the task processing unit is used for executing the inspection route issued by the server; the inspection dotting unit is used for automatically filling the inspection check table; the inspection feedback unit is used for returning the inspection check table to the server. The product inspection system integrates inspection dotting, recording with alarming, thus optimizing data integration, and improving work efficiency.

The invention discloses a glass light guide plate and glass diffusion plate fused backlight structure which sequentially comprises a reflecting plate, a glass light guide plate, a diffusion ink layer,a glass diffusion plate, an OCA adhesive and an optical film from inside to outside. Light guide net points are printed on the back face of the glass light guide plate. An LED light source group is arranged on the side of the glass light guide plate. The glass light guide plate and the glass diffusion plate are used for replacing an existing plastic light guide plate and an existing plastic diffusion plate, and the expansion coefficient in application is reduced. The glass light guide plate and the glass diffusion plate are fused together, and display is achieved in a side-entry backlight mode. The whole structure is simple and the reliability is strong.

The invention discloses a method and system for intrusion detection of a DTU based on machine learning, belonging to the field of intelligent power grid security. The method comprises the following steps: port identification, data acquisition, transmission, data processing and dimension reduction of the DTU, construction of a classifier based on a neural network and a least square support vector machine, an intrusion behavior detection experiment of the DTU, and timely sounding of an alarm when abnormity occurs. According to the invention, high-dimensional feature data are reduced by adoptinga principal component analysis method, and then a model is established by utilizing features after dimension reduction; secondly, dual verification is performed by adopting the least square support vector machine and a neural network algorithm so as to improve detection accuracy and reduce a false alarm rate; and finally, the framework of the intrusion detection system adopts a modular design, sothe system is suitable for intrusion detection in the field of intelligent power grids, and is good in portability and universality.

The invention discloses a cable joint peeling device for electric power. The cable joint peeling device comprises a fixed handle, a box body, a tool bit and a movable handle, wherein the fixed handleis fixedly installed on the box body, the movable handle is installed on the box body in a sliding mode, an annular rod is installed in the box body in a sliding mode, the movable handle is fixedly connected with the annular rod, the tool bit is installed in the box body in a sliding mode through a cutter rod, a sliding groove is formed in the box body, and the cutter rod is arranged in the sliding groove in a sliding mode. A connecting rod is fixedly mounted on the annular rod, and a roller is rotatably mounted at the tail end of the connecting rod; the tail end of the cutter rod is arrangedto be round, the roller makes contact with the tail end of the cutter rod, and a depth control mechanism is arranged on the box body. The device is simple in structure and strong in function; the cutting depth of the cable can be effectively controlled, so that the cable cutting device can be used for different cables; good applicability is realized.

The invention discloses a waste material collection device for machining of a guide rod of a road marker. The waste material collection device for machining of the guide rod of the road marker comprises a fixing frame, a collection box and a recycling box. The waste material collection device is characterized in that the collection box is arranged on the side wall of one end of the fixing frame; athrough hole is formed in a side wall of the bottom end of the collection box, and a transportation channel is arranged at the bottom end of the collection box; one end of the transportation channelis movably connected to the interior of the recycling box in a clamped manner. A rectangular through hole is formed in a side wall of the upper end of the recycling box, and a limiting block is arranged inside the rectangular through hole. A movable push rod is arranged in the interior of the limiting block. The waste material falling into the collection box slides to the interior of the transportation channel. Through transferring of the transportation channel, the waste material falls into the interior of the recycling box. Waste material produced in the machining process of the guide rod iscollected; pollution caused to the machining environment by the waste material produced in the machining process is avoided; time spent on hand sweeping of the waste material is also saved; and laborintensity of waste material treatment is lowered.

The invention relates to a mud filter pressing dehydration test device and a test method. According to the technical scheme, the mud filter-pressing dehydration test device comprises a pressurizing assembly and a filter-pressing assembly which are independent of each other, the pressurizing assembly comprises a universal testing machine loading device, and the universal testing machine loading device comprises a pressurizing shaft and a base; the filter-pressing assembly comprises a slurry containing column, a through cylindrical cavity is formed in the slurry containing column, a movable bearing capable of moving in the axial direction is arranged in the cylindrical cavity, the bottom of the slurry containing column is connected with a filter-pressing base, and geotechnical cloth is arranged between the slurry containing column and the filter-pressing base; and the filter-pressing base is placed on the base and is provided with a drainage structure. The pressurizing assembly and the filter-pressing assembly are independent of each other, a slurry sample can be independently injected into the filter-pressing assembly, and reverse loading can be carried out, so that the phenomenon that air exists between the slurry sample and a loading medium is avoided. A universal testing machine can accurately control the pressurizing pressure value and the pressurizing speed, and the phenomenon of mud splitting when the air pressure is too high is avoided.

The invention relates to a durable cylinder valve comprising a valve body (1). The upper part of the valve body (1) is provided with a hand wheel and a valve rod (2) which is driven by the hand wheel and extends into the valve body (1). The valve body (1) is internally provided with a pressing cap (3) which sleeves the external part of the valve rod (2). The external ring surface of the lower end part of the pressing cap (3) is an external conical surface (31), and the internal ring surface is an external arc surface (32), wherein smooth transition is performed between the external conical surface (31) and the external arc surface (32). Correspondingly, the valve body (1) is provided with an internal conical surface (11) which supports the external conical surface (31) and an internal step surface (12) which supports the external arc surface (32). The durable cylinder valve is simple in structure. The small conical surface and the step surface are adopted for hard sealing, the pressing cap is great in centering and the valve rod is enabled to be more concentric relative to the valve body so that a sealing member arranged in the pressing cap is enabled to be more durable.