207results about How to "Realize plugging" patented technology

The invention relates to a leakage-stopping mechanical hand of a pipeline, which belongs to the technical field of pipeline maintenance mechanical equipment and is used for realizing the unmanned, fast, safe and high-quality leakage-stopping work during the leakage-stopping process of the pipeline. The technical scheme is as follows: the leakage-stopping mechanical hand consists of a top plate, aclamping hand and a leakage-stopping clamp, wherein the upper end of the top plate is connected below a lifting arm of a leakage-stopping engineering vehicle, the clamping hand and the leakage-stopping clamp are mounted below the top plate, the clamping hand consists of two opposite semi-annular clamps, the two opposite parts respectively comprise a connecting rod to be connected with two ends ofa clamping hydraulic cylinder, the leakage-stopping clamp consists of two opposite semi-circular pipes, and the two opposite parts of the clamping hand respectively comprise a connecting pin to be connected with the two semi-circular pipes of the leakage-stopping clamp. The leakage-stopping mechanical hand can realize opening, closing, enclasping, locking and other functions of the clamping hand through a hydraulic device, and realize the transverse movement of the leakage-stopping clamp to an oil leaking point of an oil pipe for stopping leakage. The leakage-stopping mechanical hand can realize the mechanical leakage-stopping operation under the different leakage states with high pressure and low pressure, ensure the safety, reduce the labor intensity and improve the working efficiency.

The invention relates to a plugging agent and plugging slurry for drilling fractured leakage and a plugging construction method. The plugging agent is prepared from the following components in parts by weight: 80 to 85 parts of cement, 6 to 10 parts of floating beads, 6 to 10 parts of micro-silicon and 1 to 3 parts of asbestos fibers. The plugging agent for the drilling fractured leakage, disclosed by the invention, is characterized in that the cement, the floating beads, the micro-silicon and the asbestos fibers are compounded to form a main body of the plugging agent, wherein the asbestos fibers can be used as a bridge plug for bridging to fractures; the floating beads and the micro-silicon realize filling and plugging effects on the fractures; all the components are coordinated with oneanother, so that the plugging agent easily enters a leakage layer and realizes the comprehensive effects of serving as the bridge plug, bridging, filling and plugging; the plugging agent is especially suitable for the fractured leakage with the width of 3 to 10mm and leakage rate of 5 to 100m<3>; in addition, the plugging agent has the advantages of quick plugging effects, short operation periodand high success rate of plugging leakage.

The embodiment of the invention discloses a plugging mechanism and a finished circuit board internally provided with the same as well as a plugging frame. The plugging mechanism is used for plugging a board to be plugged in the plugging frame; the plugging mechanism is connected between a bottom board and a supporting board; the plugging mechanism comprises a handle for pushing and pulling, and a pull rod connected with the handle; the pull rod comprises a horizontal edge and a vertical edge; an L shape is formed by the horizontal edge and the vertical edge; a first sliding pin is arranged on the horizontal edge of the pull rod; a second sliding pin is arranged on the vertical edge of the pull rod; the first sliding pin is used for sliding in a first horizontal guide groove arranged at an opposite position on the bottom board; the second sliding pin is used for sliding in a first vertical guide groove at an opposite position on the bottom board; the plugging mechanism rotates under the limitation of the first sliding pin and the second sliding pin by stressing external force on the handle, and drives the supporting board to move upwards and downwards, so as to drive the board to be plugged to move upwards and downwards. Therefore, the board to be plugged can be plugged into the plugging frame.

The invention relates to an automatic monitoring and trouble-shooting device for a blocking fault of cylinder-type threshing parts and belongs to the technical field of agricultural machinery. The device comprises a threshing cylinder, a threshing concave board and a control circuit, wherein the threshing concave board consists of a fixing concave board and a moving concave board; one end, which is far away from the fixing concave board, of the moving concave board is connected with a piston rod of a hydraulic cylinder by a pressure sensor, and a cylinder body of the hydraulic cylinder is hinged on a machine frame; a pressure signal output end of the sensor is connected with a hydraulic cylinder oil circuit reversing valve by the CPU-included control circuit; when pressure signal value is smaller than preset lower limit value, the reversing valve is controlled to keep a preset gap between the moving concave board and a threshing cylinder by the hydraulic cylinder; and when the pressure signal value is greater than a preset upper limit value, the reversing valve is controlled to increase the gap between the moving concave board and the threshing cylinder by the hydraulic cylinder. By adoption of the device, not only the blocking fault is effectively avoided, but also blockages can be removed.

The invention discloses a wall-mounted type multifunctional tooth cleaner. The wall-mounted type multifunctional tooth cleaner comprises a tooth cleaner body, a water tank, a water tank cover, an operating handle, a spray head and a rubber water outlet pipe, wherein the spray head consists of a nozzle and a rod body; the water tank is arranged at a bearing part of the tooth cleaner body; a handle plug base is fixedly connected to the middle part of a positioning plate of the tooth cleaner body; a protruded columned groove for placing the rubber water pipe is formed below the positioning plate of the tooth cleaner body; protruded T-shaped inserting grooves are formed in two rear sides of the tooth cleaner body; hanging plates formed by being integrated with a hanger are inserted into the T-shaped inserting grooves; the water tank cover comprises a cover body, and an upper cover hinged with the cover body; an accessory placing chamber is formed by the edge and the bottom formed on the cover body; the bottom of the cover body is placed at an edge port of the water tank; the operating handle comprises a front cover, a rear cover and an end cover; water inlet valves which are connected with the rubber water outlet pipe are arranged at the parts at which the front cover and the rear cover are arranged; and water outlet pipe sections of the water inlet valves are connected with the rod body in an inserting way, wherein the rod body is arranged in a central hole in the end cover. The wall-mounted type multifunctional tooth cleaner is convenient to clean and use, attractive in appearance, multifunctional, and wall-mounted.

The present invention relates to an adaptive miniature optical fibre connector. It mainly includes silicon base body, V-type groove formed on the siliconb ase body, curved metal cover plate crossed over V-type groove and aerially-covering said V-type groove, two ends of the metal cover plate are warped and broadened to form bell mouth, its middle position is equipped with symmetrically-distributed slot openings, optical fibre fixing channel formed along the V-type groove between the metal cover plate and silicon base body, and two ends of said fixing channel respectively are semi-conical guide channels.

The invention discloses a space capture docking mechanism. The space capture docking mechanism comprises a docking mechanism a and a docking mechanism b, peripheral equipment comprises an aircraft A and an aircraft B, and the docking mechanism a comprises an electric connector a, a cylinder, a fixing frame, a liquid path disconnector a, a positioning pin, a holding claw, an active end guide flap,a holding claw rotating shaft a, a holding claw rotating shaft b, a ball screw nut, a ball screw, a bearing end cover, a bearing a, a bevel gear a, a bevel gear b, a transmission shaft, a bevel gear,a key, a motor reducer, a bevel gear ring, a motor, a bearing b and a bevel gear ring supporting rod; and the docking mechanism b comprises an electric connector b, a driven end mounting bottom plate,a passive end base, a liquid path disconnector b and a passive end guide flap. Guiding positioning docking, active capturing, active tightening, blind plugging electric connector plugging, liquid path breaker plugging and rigid locking of an aircraft interface and a spacecraft parking platform can be achieved through a simple structure.

The invention aims to solve the problem that the connection of the existing automobile heavy-load connector affects the protection of a cable, and discloses an improved automobile heavy-load connectorcapable of improving a cable protection effect. The connector comprises a male plug body and a female plug body. The surface of the male plug body is sleeved with a first sleeve. A first fastening screw is fastened between the first sleeve and the male plug body, a first connecting block is bonded to the surface of the first sleeve, a first cable penetrates out of the right side of the male plugbody, a first ventilation box is bonded to the right side face of the first sleeve, and the surface of the female plug body is sleeved with a second sleeve. Driving of the hydraulic cylinder is reasonably utilized; inflation and deflation of an air bag belt are realized; the male plug body and the female plug body can be plugged and unplugged through cooperation of a spiral spring, melting or adhesion caused by long-time cooperation is avoided, the male plug body and the female plug body can be conveniently and rapidly separated and closed, design is reasonable, operation is convenient and useis safe and reliable.

The invention discloses a portable underwater wet-method non-electric welding method. The portable underwater wet-method non-electric welding method is suitable for emergency welding and maintenance of ships and ocean engineering underwater structures in emergency situations such as battlefields. The method can be used for underwater welding, and only needs a special welding rod for underwater power-free welding; and the welding rod is composed of a medicine column, a shell, a waterproof layer, a plug and an ignition part, the diameter of the welding rod is 10-25 mm, and the length of the welding rod is 100-300 mm; and other external energy and equipment is not needed during welding, the portable underwater wet-method non-electric welding method is convenient to carry and simple to operate, and can be used in situ, underwater damage metal components can be reliably welded and repaired, and the problems that an existing underwater welding method is heavy, a power source is not open andthe maneuvering flexibility is poor can be effectively solved.

The invention discloses a space load butt locking interface device capable of realizing emergency unlocking and locking instruction and belongs to the technical field of a space application device. The space load butt locking interface device comprises an active end and a passive end, which are fixedly connected with an exposure load and a spacecraft cabin exposure platform respectively. Through cooperation of a main locating pin of the active end and a main positioning hole in the passive end, a mechanical arm is guided to enable the exposure load to be butted to a position to be installed; through a screw rod of the active end, a frame A main body, a frame A branch body, a frame B main body and a frame B branch body are driven to move along a guide shaft to realize rigid locking of the exposure load; when the device cannot realize unlock through an electric mode, mechanical unlocking of the active end and the passive end is finished manually by operating an emergency unlocking fixation assembly of the active end; and the state of a locking mechanism is indicated through a position state indicating mechanism of the active end. The device can assist the mechanical arm to realize guiding positioning and butting, rigid locking and manual unlocking of the exposure load and a spacecraft cabin.

The invention discloses a server. The server comprises a case capable of being installed on a cabinet, wherein a plurality of hard disk slots in which hard disks can be inserted and pulled are formed in the case; at least part of the case can be pulled relative to the mounting groove of the cabinet so as to expose the hard disk slots; and the hard disk slots are arranged in two rows in the drawing direction, the directions of notches of the two rows of hard disk slots are opposite, each row of hard disk slots are arranged in a matrix mode in the drawing direction, and the plugging direction of the hard disk slots is perpendicular to the thickness direction and the drawing direction of the case at the same time. According to the server, the two rows of disk slots are arranged in parallel on the case, and the whole case can be drawn relative to the mounting slot of the cabinet, or the part of the case provided with the disk slots can be drawn relative to other parts of the case, so that the disk slots are exposed, and the hard disks can be inserted into and pulled out of the disk slots; and due to the fact that the hard disk slots in each row are arranged in the drawing direction in the matrix arrangement mode, the hard disk slots can be arranged in the drawing direction as many as possible, and the placing density of the hard disks is improved.

The invention discloses a fan module, comprising a fan support provided with a clamp hole and a fan component arranged on the fan support, as well as a pull component for connecting the fan support toa case top shell positioned above the fan support, wherein the pull component includes a pull body bent outward, a fastening portion arranged at one end of the pull body and used for being clamped tothe clamp hole, and a rotating end arranged at the other end of the pull body and rotationally connected with the fan support; the rotating end is also provided with a jaw used for being clamped to amounting of a case shell; when the fastening portion is clamped to the clamp hole, the pull body drives the rotating end to rotate, thereby clamping the jaw to the mounting hole. The fan module is simple in structure, so that the problem can be solved that fan changing time is long. The invention also discloses a case comprising the fan module and a server comprising the case.

The invention belongs to the technical field of ambulances, in particular to a plug-in mechanism of a reloading ambulance. The plug-in mechanism is arranged at the bottom of an ambulance cabin of thereloading ambulance. The plug-in mechanism comprises plug-in connecting rods, connecting rod joints and a connecting rod driving slider, the four plug-in connecting rods are oppositely arranged end toend to form a rectangular insertion connecting rod chain; one connecting rod joint is arranged at each corner of the rectangular insertion connecting rod chain; each connecting rod joint is fixedly connected with a connecting rod driving sliding block and can be embedded into the annular clamping grooves of the four adjacent fixing columns at the same time, due to the fact that the plug-in unitsare of a four-connecting-rod structure, the plug-in units can deform into transverse or vertical long strips by controlling the diagonal distance, and then the ambulance cabin can be inserted from theleft, right, upper and rear portions.

The invention relates to a curtain rapid-leakage-plugging device in a high-water-head stratum and a working method thereof. The curtain rapid-leakage-plugging device in the high-water-head stratum comprises a water diversion system, an anchoring system and a cable tie. First a water diversion pipe is used for drawing water out of a water leakage hole, then a grouting pipe A is used for performinggrouting into an expansion bag located outside the water diversion pipe, and combined with a bracket also located outside the water diversion pipe, an anchorage body A is formed; a grouting pipe B isused for performing grouting into a cavity between the anchorage body A and the water diversion pipe and the hole wall of the water leakage hole to form an anchorage body B; at the moment, a gap between the water diversion pipe and the water leakage hole is completely blocked, and the water in the water leakage hole can only flow from the water diversion pipe, and a valve A of a water outlet of the water diversion pipe is finally closed to complete the water plugging. The curtain rapid-leakage-plugging device has simple principle, convenient operation, high plugging speed and good effect, andcan greatly improve the plugging quality of a water leakage curtain.

The invention discloses a software development display convenient to place and install, and belongs to the field of software development. The software development display convenient to place and install comprisesa display body, the top of the display body is fixedly connected with a supporting rod; the bottom of the supporting rod is fixedly connected with a mounting cylinder; a supporting seat isarranged at the bottom of the mounting cylinder; an inserting groove is formed in the top of the supporting base, the bottom of the mounting barrel extends into the inserting groove to be connected with the inserting groove in an inserted mode, a transmission rod is arranged on the right side of the mounting barrel and located above the supporting base, a rotating disc is fixedly connected to theright end of the transmission rod, and a limiting device is arranged on the rotating disc. Through the cooperative use of the transmission rod, the conical driving wheel, the conical driven wheel, the lengthened rotating rod, the worm and the threaded rod, the inserting device can be inserted into the inserting hole, the display body can be quickly placed and installed, the operation is simple, and the popularization is worthy.

The invention discloses a multi-stage elastic cabin vibration isolating device realizing vibration damping based on a pneumatic tire. The multi-stage elastic cabin vibration isolating device comprisesa housing, two end part connecting parts, a vibration isolating component and two sealing parts, wherein the vibration isolating component and the two sealing parts all are arranged inside the housing; the outer wall of the housing is fixedly connected with the wall of a cabin; the sealing parts are symmetrically arranged by taking a vibration isolating component as the center; the sealing partsand the vibration isolating component are coaxially arranged on a pipeline in a sleeving manner, and the end faces of the sealing parts and the vibration isolating component are pressed closely; the two end part connecting parts are correspondingly arranged at the two ends of the housing and are connected with the sealing parts; the vibration isolating component comprises a first-stage vibration isolating group; the first-stage vibration isolating group comprises a plurality of first-stage pneumatic tires which are nested in the radial direction; and the outer circumferential surface of each first-stage pneumatic tire is provided with a plurality of circumferential saw-toothed slots. The multi-stage elastic cabin vibration isolating device disclosed by the invention has the beneficial effects that a plurality of layers of pneumatic tires are overlapped together to form a pneumatic tire structure having a cavity; the structure is deformed after being extruded; the air in the cavity alsohas certain rigidity; and thus multi-stage vibration isolation is realized in the radial direction.

The invention provides a plug-in type bus duct, a plug-in unit, a plug-in type bus system and an installation tool. The bus duct comprises a housing and multiple bus units arranged in the housing. A first opening in which the plug-in unit can be inserted is arranged in the bottom of the housing. Each bus unit comprises an insulation assembly arranged in the housing and a conductive assembly. A second opening is arranged in the top of each insulation assembly. Each conductive assembly is arranged in and surrounded by the corresponding insulation assembly. A conductive structure which is in electric contact with a plug-in head, which is vertically inserted in the corresponding second opening, of a plug-in unit is arranged in a part, facing the corresponding second opening, of the corresponding conductive assembly. The invention also relates to the plug-in unit which is matched with the plug-in type bus duct, the plug-in type bus system formed by the plug-in type bus duct and the plug-in unit cooperatively, and an auxiliary installation tool. In the plug-in type bus system, the plug-in unit is in upwards vertical plug-in connection with the bus duct and the plug-in unit is directly hung in the bus duct, so the connection stress is balanced, the electric contact is firm, and the plug-in bus system is not liable to loose, and high in reliability and safety.