30results about How to "Auto shrink" patented technology

The invention discloses a clamping and fixing device. The clamping and fixing device structurally comprises a clamping and fixing base and clamping and fixing arms movably mounted on the clamping andfixing base in an embedded manner; the clamping and fixing arms can stretch freely and are distributed at two ends of the clamping and fixing base in a cross manner; the clamping and fixing arms are clamped and fixed through a clamping and fixing mechanism mounted in the clamping and fixing base; the clamping and fixing mechanism is composed of a fixing device, a clamping driving device, a tensiondevice, an intermediate transmission device, a passive folding device and a stabilizing device. The device provided by the invention can stretch the arms automatically and meanwhile clamp, fix and loosen articles automatically, so that the using convenience of the device can be increased.

The invention discloses a connecting component. The connecting component comprises a cable, a connector which is connected to the cable, a first elastic element and a second elastic element, wherein the cable is used for transmitting signals; the connector is used for connecting an electronic element; the first elastic element is fixed on the second elastic element; and the first elastic element and the second elastic element clamp the cable therebetween.

The invention relates to an automatic contraction tent for spring outing. The tent comprises a tent body, a telescopic mechanism, an insect expelling mechanism, a mounting mechanism, a shading mechanism, an air exchange mechanism, a first bracket, a first fixing device and a second fixing device, wherein the top of the tent body is provided with the telescopic mechanism, the insect expelling mechanism is arranged under the telescopic mechanism, the bottom of the tent body is provided with the mounting mechanism, the inner wall of the tent body is provided with the shading mechanism, the firstfixing device is fixed on the upper surface of the air exchange mechanism, and the second fixing device is arranged on the corresponding position of the outer side of the first fixing device. The automatic contraction tent for spring outing has the advantages that when a supporting rod in a device box is pushed downward, a gear at the left side rotates clockwise and a gear at the right side rotates anticlockwise through the action of lugs on the surface of the supporting rod, the first fixing rods move to the opposite directions until leaving first through holes in first inner grooves throughthe action of lugs on the upper surface of first fixing rods, thereby disassembling a second bracket, which can make the tent contract automatically well.

The invention relates to an industrial solid waste recycling and reusing treatment system. The industrial solid waste recycling and reusing treatment system comprises a bottom plate, a cutting frame,a cutting mechanism, bearing vertical plates, a bearing clamping frame, an adjusting bolt and positioning mechanisms, wherein the cutting frame is installed on the top of the outer end of the bottom plate, the cutting mechanism is installed on the cutting frame, the bearing vertical plates are installed at the left end and the right end of the top of the bottom plate correspondingly, square grooves are formed in the inner ends of the bearing vertical plates, the outer end of the bearing clamping frame is connected into the square groove in a sliding fit mode, and the positioning mechanisms areinstalled on the front side and the rear side of the inner end of the bearing clamping frame correspondingly. According to the industrial solid waste recycling and reusing treatment system, the existing problems that when an existing heat preservation pipe is recycled, and the locking effect of the heat preservation pipe is poor, so that the heat preservation pipe rotates during cutting action, the cutting effect of a rock wool layer is poor, recycling of the rock wool layer is affected, a steel pipe is damaged when a cutting machine cuts the heat preservation pipe, and the rock wool layer isnot cut thoroughly and needs to be completely cut manually by using a cutter and the like are solved.

The present application provides a compensation mechanism with controllable deflection and crack tip blunt expansion radius, which relates to the technical field of precision molding. The compensation mechanism includes a rod unit and a ball head unit. The rod unit consists of a first rod and a second Two rods are connected; the ball head unit includes a universal rotatable ball head, a ball head push rod and a spring; the compensation mechanism includes a protrusion, and the end of the protrusion is a hemispherical and circular cylinder The body is integrated, and the connection between the hemispherical and circular cylinder is equipped with a universal rotatable ball fulcrum, which solves the problem that the applied load cannot effectively control the deflection of the pipe material end during the dynamic separation process of the metal pipe material. The microscopic manifestation of the problem is that the change of the passivation radius of the crack tip is uncontrollable. Before the crack propagates to the inner wall of the pipe material, the problem of instability and instantaneous failure occurs due to reaching the critical passivation radius of the crack tip in advance.

The invention relates to the technical field of medical treatment, and discloses a medical cardiology department special drainage device. The device comprises a shell and a needle; a round cavity is formed in the side wall of the shell, a catheter is arranged in the round cavity, the side wall of the catheter is fixedly connected with the side wall of the round cavity, and the two ends of the catheter penetrate through the side wall of the round cavity and extend outwards; a rotating block is rotatably connected to the center of the circular cavity through a rotating sleeve, two movable rods are symmetrically and fixedly connected to the side wall of the rotating block, circular blocks are fixedly connected to the ends, away from the rotating block, of the two movable rods, and the circular blocks and the guide pipe are arranged in a mutual extrusion mode; the syringe needle is fixedly communicated with the end, extending to the outside, of the catheter, the other end of the catheter is fixedly communicated with a liquid discharging pipe, one end of the rotating block penetrates through the side wall of the circular cavity and extends outwards, and a limiting mechanism is arrangedat the end, extending to the outside, of the rotating block. Concentrated water can be continuously and slowly pumped, the stability is good, and people can conveniently use the concentrated water pumping device.

The invention relates to hanging equipment with stable fixation and for lifting plates of buildings. The hanging equipment comprises an installing plate and a first rope, wherein an installing block is arranged at the left side of the upper end of the installing plate, and a first auxiliary supporting rod is arranged at the upper end of the installing block; a cross rod is embedded at the right side of the installing plate, and a main supporting frame is connected at the upper end of the cross rod; a second auxiliary supporting rod is arranged at the upper end of the right side of the main supporting frame, and a rope control box is fixed at the upper end of the left side of the main supporting frame. The hanging equipment has the beneficial effects that by a sliding plate, the hanging equipment can slide towards the left side on an installing frame, then the first rope is driven to slide towards the left side, when the plates are lifted to the upper end, the plates can be driven to the left side of the equipment by utilizing the sliding plate, then the plates at the outer side enter a building room, and the step of pulling the plates into the room by means of hands of workers whenthe plates are lifted is omitted, so that not only can the workload of the workers be reduced, but also the danger caused by manually pulling the plates into the room can be avoided.

The invention discloses a device for dynamically identifying the network equipment topology of an intelligent substation based on MAC address matching. The device comprises a dynamic network topology identifier; the dynamic network topology identifier comprises a dynamic network topology configurator, a dynamic network topology analyzer, a dynamic network topology graphical device and a dynamic network topology updater; the dynamic network topology identifier is connected with a control hall central host of the substation; a control hall multi-media display screen displays the topological state of the whole substation network system; the control hall central host is connected with a mobile packet wireless communication device through a control hall wireless communication device; and real-time dynamic graphical query of the network equipment topology can be realized through a mobile packet. By means of the device disclosed by the invention, the topological graph of an online switch and the states of various ports in an intelligent substation network can be monitored intuitively in real time; the topological relationship of equipment can be queried on the scene in real time through the mobile packet; therefore, remote judgement and prediction on equipment failure can be realized; and the efficiency is increased.

The invention discloses an extensible building steel structure, which comprises X-shaped components. Each X-shaped component is capable of rotating around a middle pin, all ends of the X-shaped component are provided with holes for mutual connection, and a limit block is further disposed on a side, close to the middle pin, of the X-shaped component. A middle connector is further connected between two pairs of mutually connected X-shaped components. The middle connector is in the shape of a short cylinder, a plurality of groups of two parallel and spaced lugs provided with holes for connection are evenly distributed on the periphery of the short cylinder. A pull bar is connected at the unconnected end of each X-shaped component. The extensible building steel structure is novel in structure and convenient in assembly and disassembly, transport cost is saved, and construction installation speed is increased.

The invention provides machining equipment and a machining method for a bearing outer ring. The machining equipment comprises an upper module, a lower module and a turning assembly, wherein the upper module is arranged above the lower module, an inner-arc-groove-free cavity is formed when the upper module and the lower module are assembled, the upper module is provided with a sliding assembly, the turning assembly is arranged on the lower module, the sliding assembly is movably connected to the turning assembly, and when the upper module drives the sliding assembly to be away from the turning assembly, the turning assembly reaches a set position and is used for completing cutting machining of an inner arc groove of the bearing outer ring. By arranging the structure of the sliding assembly and the turning assembly, the sliding assembly is pressed downwards to enable the turning assembly to contract, and otherwise, the turning assembly extends out, so that the device can give consideration to injection molding and cutting processes, the production process of the bearing outer ring is simplified, the production precision is improved, and the production cycle and the production cost are reduced.

The invention discloses a falling protector capable of contracting automatically. The falling protector comprises a box body; a sealing cavity is formed in the box body; a movable rod capable of moving is arranged in the sealing cavity; the upper end of the movable rod is rotationally connected with a bevel gear shaft; the upper end of the bevel gear shaft is fixedly connected with a first bevel gear; the lower end of the bevel gear shaft is fixedly connected with a second bevel gear; a time-delay device is fixedly connected with the lower end of the movable rod; and the right end of the time-delay device is fixedly connected with a transmission device. The falling protector can be locked firmly after the falling protector is stressed, and a rope in the falling protector automatically contracts, so that a heavy object returns to the safe position, and a device is restored to the initial state again.

A hose connector (100, 800, 1100) having a body (102). The body (102) includes a first body portion (106) and a second body portion (112, 812, 1112) disposed concentrically around the first body portion (106). The first body portion (106) and the second body portion (112, 812, 1112) define a gap (114) therebetween such that the gap (114) is adapted to receive the hose (108) therein. The hose connector (100, 800, 1100) also includes a gripping element (124, 824, 1124) coupled to the second body portion (112, 812, 1112). The clamping elements (124, 824, 1124) include a plurality of clamping jaws (126). The hose connector (100, 800, 1100) also includes a clamp nut (140, 1140) threadedly coupled to the second body portion (112, 812, 1112). The clamp nut (140, 1140) includes a tail portion (142) such that in the engaged position of the clamp nut (140, 1140) the tail portion (142) is adapted to apply on the clamp element (124, 824, 1124) force. Additionally, the gripping element (124, 824, 1124) is associated with the second body portion (112, 812, 1112) by at least one of a slidable connection, a conformable connection, and a hinged connection.