11results about How to "Prevent regression" patented technology

The utility model discloses a one-way flap type percutaneous nephroscope calculus removing device which comprises a working sheath and a cylinder calculus removing device, the cylinder calculus removing device is movably connected with the working sheath, the cylinder calculus removing device comprises a fence structure composed of an upper lantern ring, ribs and a lower lantern ring, the ribs are connected with the upper lantern ring, and the lower lantern ring is connected with the lower lantern ring. The inner wall of the bottom end of the cylindrical stone extractor is detachably connected with a valve piece assembly used for preventing stone fragments from returning into the kidney, by means of the cylindrical stone extractor, the front stone can be seen through an endoscope camera installed at the rear end of the cylindrical stone extractor, and therefore the stone extraction efficiency is improved. The fence-shaped hollow structure facilitates observation and drainage, it is guaranteed that stone fragments are locked once entering the cylindrical stone extractor, the stone fragments are prevented from backing back into the kidney, the situation that the operation time is prolonged and larger trauma is caused to a patient is avoided, and the cylindrical stone extractor has certain use value and popularization value.

The invention relates to the technical field of bale collecting machinery, in particular to a dip angle bale picking machine. Comprising a machine body, an elastic tooth chain assembly, a dip angle chain and a horizontal chain. The machine body is provided with an inclined panel which is inclined downwards, and the inclined chain is mounted on the inclined panel; a horizontal panel is arranged at the top end of the dip angle panel, a horizontal chain is installed on the horizontal panel, and an elastic tooth chain assembly is arranged at the bottom end of the dip angle chain. Grass conveying plates are arranged on the elastic tooth chain assembly, the inclination angle chain and the horizontal chain, and the elastic tooth chain assembly is provided with a spring; the elastic tooth chain assembly lifts the bales from the ground to the inclined panel, the inclined chain moves the bales upwards to the horizontal panel, and the horizontal chain conveys the bales to the collecting platform. Traditional straw bales (two-rope straw bales and three-rope straw bales) can be picked up, and mesh bag straw bales can be picked up in a lossless mode.

The invention discloses pre-packaged fresh-keeping wet spaghetti and a making method thereof.The making method comprises the steps that 52-60% by weight of Dulan wheat flour, 10-20% by weight of wheat starch and 28-30% by weight of vital gluten are guided into a mixing machine to be evenly stirred; adding drinking water and uniformly stirring; putting the mixture into a curing strip extruder to extrude noodles; steaming the noodles for three times; soaking the acidified noodles with food acid; cooking the noodles until the noodles are thoroughly cooked; and weighing the noodles, bagging, packaging, sterilizing, cooling and warehousing. The quality guarantee period of the pre-packaged fresh-keeping wet spaghetti is as long as 6 months or above, and the pre-packaged fresh-keeping wet spaghetti is safe in microorganism and physicochemical indexes, is not naturally broken, is convenient and quick to eat, and has the initial taste. According to the preparation method, starch retrogradation is well inhibited, the problems of non-sticking and drawing due to high-temperature sterilization and thorough sterilization are solved, the taste of the fresh and wet pasta is restored, and the pre-packaged fresh-keeping wet pasta has the long shelf life of 6 months.

The utility model relates to the technical field of laser cutting, and discloses a clamping component for a laser cutting machine, the clamping component comprises a cutting workbench, the cutting workbench comprises a workbench, a plurality of supporting plates are arranged at the top of the workbench, and a three-axis adjusting rack is arranged on the outer sides of the supporting plates on the workbench; a supporting plate is arranged at the upper end of the workbench, a three-axis adjusting rack is arranged at the lower end of the workbench, a laser cutting head is arranged at the lower end of the three-axis adjusting rack and located over the supporting plate, a plurality of oblique tooth grooves are formed in the two sides of the supporting plate correspondingly, clamping assemblies are arranged on the two sides of the workbench correspondingly, and each clamping assembly comprises a clamping piece arranged on the upper side of the supporting plate. Through cooperative use of the cutting workbench and the clamping assembly, stepless adjustment can be carried out by adjusting the position of the clamping piece through the threaded rod, the adjustment flexibility is improved, meanwhile, the clamping piece can be prevented from retreating through the hinged design of the limiting piece, the clamping effect is ensured, and the practicability is high. The device is simple in structure, flexible and convenient to operate and capable of meeting the requirements of stepless regulation and reverse prevention.

This invention relates to the field of healthcare informatics technology, specifically to a virtual reality rehabilitation training method and system based on motion contrast feedback. The method includes: generating standardized relative motion data; calculating the motion completion score, motion fluency score, and coordination score for each key point based on the standardized relative motion data, and weighting and fusing them to obtain the current anomaly index for each key point; calculating the structural centrality weight and mechanical leverage weight for each key point, and weighting and fusing them to obtain the next-stage importance weight for each key point; using the current anomaly index and the next-stage importance weight, obtaining the next-stage limitation index for each key point; calculating the predicted completion rate based on the next-stage limitation index, and then calculating the total stage fit score; and determining whether the target subject is allowed to enter the next stage of training based on the total stage fit score. This invention can improve the adaptability and risk control capabilities of rehabilitation training.

The utility model provides bending equipment, which belongs to the technical field of chemical equipment part processing and comprises a base, a supporting pad is arranged in the center of the upper surface of the base, a V-shaped groove is arranged on the supporting pad, two fixing frames are arranged on the upper portion of the base in a sliding mode through sliding grooves, lower dies are respectively arranged in the two fixing frames in a hinged mode, and connecting columns are arranged on the lower portions of the fixing frames. The connecting columns are arranged in the sliding grooves in a sliding mode, and a driving piece is arranged on the lower portion of the base and used for driving the two connecting columns to move in the opposite directions. According to the utility model, the position of the lower die can be directly adjusted, and the lower die can be disassembled and assembled without the help of an external tool, so that the overall downtime of equipment is reduced, and the bending efficiency of a workpiece is improved.

The present invention relates to the technical field of ceramic core molding feeders, and in particular to a pressure injection feeder for ceramic core molding. The present invention provides such a pressure injection feeder for ceramic core molding, including a base frame, a support seat, a controller, a pressure injection assembly and a mold, etc. A support seat is connected to the middle of the top of the base frame, and a pressure injection assembly is provided on the support seat. A controller is provided on the right side of the top of the base frame. A mobile frame is slidably connected to the front side of the top of the base frame, and a mold is installed on the mobile frame. A plurality of injection cavities are opened in the mold. Through the cooperation of the push block and the inclined rod, after completing the feeding of an injection cavity, the mold can be automatically pushed to rotate so that the next injection cavity is aligned with the pressure injection head. The integrated design facilitates the continuous pressure injection and feeding of the ceramic core, improves the overall work efficiency, and allows the feeding work to be carried out continuously.

The invention relates to the technical field of power plant monitoring, and discloses a self-service mobile inspection device, which comprises a detection part, a telescopic part, a driving part, a steering part and a control part, wherein the detection part is arranged at the top of the telescopic part, the driving part and the steering part are arranged at the bottom of the telescopic part, and the control part drives the driving part and the steering part to move around the motor shaft according to the motor shaft position information obtained by the detection part, and raises or lowers the telescopic part, so that the detection part detects the temperature of the motor shaft at a corresponding position and judges whether the motor shaft is safe. By automatically detecting the temperature of the motor shaft, the problem of untimely manual detection of the motor shaft temperature, which causes equipment damage and danger, is solved.

The utility model relates to the technical field of flood-proof plates, and discloses a flood-proof plate with two telescopic ends, which comprises a flood-proof plate main frame and an original crossing foundation, the flood-proof plate main frame is arranged in the original crossing foundation, a handle is fixedly mounted at the top of the flood-proof plate main frame, and a fixed connection reinforcing column is fixedly mounted in the flood-proof plate main frame. A telescopic plate telescopic mechanism is arranged in the flood-proof plate main frame, a flood-proof plate supporting mechanism is arranged on the front face of the flood-proof plate main frame, two telescopic plates abut against crossing walls on the two sides, when a rotating rod is rotated anticlockwise, the telescopic plates retract, the device can be removed, the structure is simple, one person can operate the device, and the flood-proof plate is suitable for most resident home situations. Civil water retaining and flooding prevention can be popularized, the movable block slides in the mounting vertical plate by rotating the threaded rod, the movable block is adjusted according to the ground height, the supporting bottom plate is made to be attached to the ground, the device is supported by the supporting rod and the supporting bottom plate, and the device is more stable.

This invention relates to the field of monorail crane technology, and discloses an explosion-proof monorail crane capable of preventing runaway. It includes a crane box with a groove on its top. A drive and shock-absorbing mechanism is fixed within the groove and movably connected to a track. The top of the track has mounting holes. This explosion-proof monorail crane achieves both runaway prevention and shock absorption. A second roller acts as the drive, moving the crane box, while a first roller rolls within the bottom of the track. The combined use of the first and second rollers makes the crane box movement more stable, effectively preventing runaway. When the first roller rolls, the movable frame slides upwards under the action of a damper and a second spring. A third spring and a stop plate support the movable frame. The damper provides shock absorption, effectively reducing the swaying of the crane box.

The utility model relates to the technical field of mechanical and electrical installation, and discloses an adjustable mechanical and electrical installation seat which comprises a supporting seat, the supporting seat comprises a base, an adjusting assembly is arranged on the base, the adjusting assembly comprises a two-way screw rotationally arranged on the lower side of the supporting seat, and moving blocks are arranged at the two ends of the two-way screw correspondingly; a fixing plate is arranged on the moving block, and a limiting assembly is arranged on the fixing plate; through cooperative use of the adjusting assembly, the hinged plate, the guide column and the limiting assembly, the two-way screw drives the fixing plate to achieve extrusion and fixation of electromechanical equipment, the device is widely applied to fixation of various electromechanical equipment, the hinged plate and the two-way screw are used for conducting triangular supporting on the fixing plate, the clamping stability is improved, and meanwhile the clamping efficiency is improved. The included angles of the hinged plate, the two-way screw and the fixing plate are locked through the limiting assembly, backward movement caused by vibration is prevented, and the beneficial effects of being wide in applicability, good in stability and easy and convenient to operate are achieved.