14results about How to "Play a controlling role" patented technology

The present invention discloses a processing fixture for producing butterfly sleeves of shirts, which relates to the technical field of garment production and processing, and comprises a fixing plate, one end of which is fixedly connected to one end of one side of a supporting plate, the other end of which is fixedly connected to a positioning plate, a through hole is provided on the positioning plate, a groove is provided in the middle of the fixing plate, telescopic rods are provided at both upper and lower ends of the groove, one end of the telescopic rod is fixedly connected to a limited block, the other end of the telescopic rod passes through the fixing plate and is fixedly connected to a clamping plate, a pulley is movably connected to the inner side of the clamping plate, and a compression spring is sleeved in the middle of the telescopic rod. The processing fixture for producing butterfly sleeves of shirts, by providing a positioning plate, facilitates sleeves to be sleeved on the positioning plate, and plays a positioning role; by providing a clamping plate, the sleeves can be clamped after being positioned, and plays a fixing role; by providing a telescopic rod and a compression spring, a pulling force is exerted on the clamping plate, so that the clamping plate has a clamping force.

The present invention discloses a tunnel tic-tac-toe method for blasting and exiting a tunnel with shock absorption. In a set mileage section from the tunnel exit, especially in a large span position of a variable cross section of the tunnel, the construction method is changed to the tic-tac-toe method, that is, the tunnel face is partitioned to form a plurality of blasting areas similar to a tic-tac-toe shape, the plurality of blasting areas are numbered, a vertical excavation support system is set between some blasting areas, and the partitions are detonated hole by hole in sequence according to the set blasting area number sequence, and micro-difference weak blasting is adopted hole by hole to control the disturbance of the blasting to the rock, and the construction is carried out in conjunction with mechanical excavation. The present invention not only ensures the construction quality and progress, but also reduces the influence of the tunnel blasting and exiting construction on itself and other structures.

The invention particularly relates to hoisting equipment for hoisting a cable saddle of a suspension bridge, and particularly discloses a hoisting device for the cable saddle of the suspension bridge, which comprises a gantry mounted at the top of a main tower, a cable saddle inlet reserved in the front side of the gantry, slide rails arranged in parallel at the tops of the left and right sides of the gantry, and a traction system introduced at the tail end of the gantry, and the traction system is a winch; a sliding platform is installed on the sliding rail and is in sliding connection with the sliding rail, a bearing shaft is fixed to the front side of the sliding platform, the bearing shaft is sleeved with a rotatable drum, and a cable of the traction system is wound around the drum; a cavity is formed in the bearing shaft, a control assembly is installed in the cavity, and switching between the sliding platform positioning state and the rotary drum positioning state can be achieved through the control assembly. In the process of lifting the cable saddle, the cable saddle is driven by the same traction system to move in the vertical direction and the horizontal direction; and in the existing hoisting equipment, independent driving mechanisms need to be adopted for transverse movement and vertical movement, so that the hoisting equipment in the scheme is simpler in structure and more convenient to mount.

The utility model discloses a watering device for constructional engineering, which comprises a device body and a protective shell, the protective shell is arranged at the top of the device body, a motor is arranged in an inner cavity of the device body, a transmission device is arranged in an inner cavity of the protective shell, and a limiting device matched with the transmission device for use is arranged on the front side of the top of the protective shell. The transmission device comprises a rotating rod, the right side of the top of the rotating rod is fixedly connected with a control column, and the surface of the control column is sleeved with a movable rod used in cooperation with the limiting device. Through cooperative use of the motor, the transmission device and the limiting device, the motor is started to drive the rotating rod to rotate, the rotating rod drives the movable rod to slide in the inner cavity of the protective shell in a reciprocating mode through the control column, the movable rod drives the supporting frame to move through the limiting plate, and the problem that according to existing spraying equipment, a water conveying pipe is manually wound, and the working efficiency is high is solved. And during operation, the water conveying pipe is wound in a mess, a pipe body is prone to being damaged, and use is affected.

The utility model relates to the technical field of liquid cooling loops of internal combustion engines of fuel vehicles, in particular to an electronic water pump structure which comprises a rubber support, a shell, a stator winding, an impeller rotor and a sealing assembly, and the sealing assembly comprises a waterproof sleeve, a waterproof sleeve sealing ring, a front cover sealing ring, a rear cover sealing ring, a protection component and a control component. The waterproof sleeve sealing ring, the front cover sealing ring, the rear cover sealing ring, the protection component and the control component are installed in the shell, the stator winding is installed in the shell, the impeller rotor is located at the front end of the stator winding, and the rear cover sealing ring is located at the rear end of the stator winding. The waterproof sleeve is located between the stator winding and the impeller rotor to play a waterproof role, and the sealing performance is improved through the front cover sealing ring and the waterproof sleeve sealing ring, so that in the using process of the water pump, liquid cannot enter the shell due to poor sealing performance, and a motor is protected against damage.

The utility model belongs to gear processing technical field, concretely is a kind of gear rust preventive surface spraying device, including work bench;The work bench lateral wall is provided with opening hole;The opening hole lateral wall is fixedly connected with grid plate;The work bench lateral wall is equipped with fixed frame;The fixed frame lateral wall is fixedly connected with servo motor;Gear is placed above grid plate, to deliver rust remover for delivery pipe, rotate by servo motor and drive sprayer, the protruding block can be lifted by ejector rod, make sprayer produce inclination, so as to make sprayer repeatedly swing, by sprayer rotation and swing spraying, can play the full contact effect of rust remover and gear surface when spraying, while it can increase the spraying range of rust remover, improve the speed of gear rust removal, reduce the operation of staff to rust remover tank, leading to uneven spraying, while the condition of slow spraying speed occurs.

The utility model discloses automatic feeding and sorting integrated equipment which comprises a servo feeding machine, limiting plates are fixedly connected to the left side and the right side of the front side of the servo feeding machine, positioning devices are arranged on the front sides of the two limiting plates, and control devices are arranged on the opposite sides of the two limiting plates. The bottom of the middle of the front side of the servo feeder is fixedly connected with a supporting rod. According to the servo feeder, the limiting plate, the positioning device, the control device, the supporting rod, the electric cylinder and the positioning plate are matched for use, so that the problem that positioning rollers are usually arranged on the two sides in front of a feeding port of the servo feeder to effectively avoid the situation that materials deviate in the conveying link when an existing servo feeder is used is solved; the problems that when materials of different sizes need to be positioned, the positions of two positioning rollers need to be manually adjusted, the process is time-consuming and labor-consuming, and the overall working efficiency is affected are solved.

The invention discloses a safety endoscope for hernia surgery, and relates to the technical field of endoscope equipment.The middle of one end of an endoscope host is fixedly provided with a cleaning box, and the middle of the bottom end of the interior of the cleaning box is fixedly provided with a lower partition plate. Organic stains such as grease and bloodstains attached to the camera shooting instrument stretching into the body can be effectively removed, then an electric push rod is used for driving a movable rack to move and to be meshed with a driving gear, a rotating rod and a connecting arm rotate, a connecting side plate and a cleaning and draining box rotate synchronously, the cleaning and draining box is pushed from one side of a lower partition plate to the other side, and therefore the cleaning and draining effect is achieved. The cleaning and draining box is arranged on the surface of the cleaning and draining box, a disinfection solution conveyed from the outside is sprayed to the surface of the cleaning and draining box through the cleaning spray head, the camera shooting instrument is washed, the camera shooting instrument can be effectively kept clean and free of pollution through two steps of soaking and washing after use, and the cleaning mode is simple and convenient.

The utility model discloses a sale shelf for computer hardware equipment retail, which comprises a shelf body and a baffle plate, the baffle plate is arranged on the front side of the shelf body, the two sides of the baffle plate are both fixedly connected with a fixing plate, the left side of the fixing plate is provided with a positioning groove, the inner cavity of the positioning groove is provided with a positioning block, and the positioning block is fixedly connected with the baffle plate. And a movable groove is formed in an inner cavity of the positioning block. Through cooperative use of the movable groove, the fixing mechanism and the control mechanism, the control block is pulled, the control block drives the fixing block to enter the inner cavity of the movable groove through the limiting plate and drives the control plate to move, and the control plate drives the movable rod to rotate through the connecting rod and drives the limiting plate to extrude the spring at the same time; the problems that after an existing goods selling shelf is used for a long time, the goods are prone to moving and inclining, so that the goods slide off from the goods selling shelf, part of the goods selling shelves are provided with blocking baffles, but the goods selling shelves are prone to damage after being used for a long time, and replacement is inconvenient are solved.

The utility model discloses a measuring tool for school architectural design, which comprises measuring equipment and a support frame, the support frame is arranged at the bottom of the measuring equipment, a clamping device is arranged at the top of an inner cavity of the support frame, and a fixing piece matched with the clamping device is arranged at the bottom of the measuring equipment. A control device used in cooperation with the clamping device is arranged at the bottom of an inner cavity of the supporting frame, and a positioning column used in cooperation with measuring equipment is arranged at the top of the supporting frame. According to the utility model, through cooperative use of the fixing member, the clamping device and the control device, the fixing member is fixed by the fixing member, the fixing member is fixed by the clamping device, and the control device is used for controlling the clamping device, so that the problems that the conventional measuring equipment is generally fixed by a bolt, the mounting and the dismounting are relatively tedious, and the working efficiency is high are solved. And the use efficiency of the measuring equipment is influenced.

This utility model discloses a crane anti-sway control system, belonging to the field of crane technology. It includes a track ring located outside the load-bearing rope. A track groove is formed on the upper surface of the track ring, and a movable seat is slidably engaged in the track groove. A control telescopic rod is fixed on the movable seat, and a buffer assembly is fixed to one end of the control telescopic rod. A locking mechanism is installed on the buffer assembly. The buffer assembly includes a movable plate, with edge plates fixed on both sides above the movable plate. Wing plates are fixed on both sides of the edge plates near the load-bearing rope. One end of the control telescopic rod is fixed to the wing plates. A limit protrusion is fixed to the bottom of the movable plate, and a bearing plate is fixed to the side wall of the movable seat. This control system is mainly used to reduce the sway amplitude of the load-bearing rope when lifting heavy objects. When swaying occurs, the drive mechanism can move the buffer assembly and the locking mechanism to the corresponding positions, and then the swaying of the load-bearing rope is slowed down by controlling the telescopic rod.