315results about How to "Avoid shaking phenomenon" patented technology

The invention discloses a vertical lifting container, which comprises a container body, a corbel for holding a pallet is respectively on the two sides of the container, a passage for the lifting platform to run from top to down is left between the cornels on the two sides of the container body, a lifting platform is hung in the passage through a lifting chain, one side of the container is provided with a goods outlet, the pallet for transporting into or out the goods is arranged in the goods outlet, and a drive device drives the pallet to translate. In the vertical lifting container of the invention, the pallet device is driven by a chain wheel device to smoothly and stably run, a guide device is arranged to further guarantee the smoothness of the pallet during the processes of drawing and withdrawing, so as to improve the operating efficiency of the goods and reduce running noise, and a chain tensioner can adjust the tension of the chain to avoid the swaying phenomenon and to enable the adjustment of the horizontal position of the lifting platform to be convenient. Since a guide upright similar to a guide rail is arranged, the vertical lifting platform can ensure the smoothness of the lifting platform and prevent the surface of the lifting platform from being oblique and shifted.

The invention relates to a cable ground laying device. The invention relates to the technical field of cable laying. The cable ground laying device comprises two trolleys which are oppositely erectedon the ground and located above a cable trench, a pay-off base and a traction base which are installed on the two trolleys respectively, a clamping table which is arranged on the traction base, two supporting tables which are oppositely arranged on the pay-off base, and installation columns which are rotationally arranged on the opposite side walls of the two supporting tables respectively. The side wall of the clamping table is provided with a fixing groove for insertion of a cable. A locking assembly used for fixing the cable is arranged in the fixing groove. An automatic receding assembly used for preventing the cable from making contact with the side wall of the traction base is arranged on the upper surface of the traction base. The two installation columns are fixedly connected withthe two side walls of two cable reels respectively, and a driving assembly used for driving the cable reels to rotate is arranged on the pay-off base. The laying device replaces manpower to drag the cable for laying, which saves time and labor, and improves the cable laying efficiency. Friction damage between the cable and the ground can be prevented, and the power supply reliability of the cableis prevented from being affected.

The invention relates to a vacuum chuck de-molding device for a concrete tubular pile, and the device comprises a cross beam of a crane. The vacuum chuck de-molding device for the concrete tubular pile is innovatively characterized in that a movable hanger is arranged below the cross beam and the movable hanger is connected with a crane carriage on the cross beam through a steel wire rope; and the movable hanger is provided with a plurality of vacuum chucks. By utilizing the crane to drive the movable hanger to move, the vacuum chucks are tightly attached to the concrete tubular pile to suck the concrete tubular pile, and then the movable de-molding can be carried out; the movable de-molding can be proceeded without manual work, the de-molding efficiency is high, the labor intensity is low and the safety is high. An anti-shaking mechanism is arranged between the movable hanger and the cross beam and is used for preventing shaking phenomena from happening when the crane drives the movable hanger to move, so that the work reliability is improved. A vibration-absorption spring is arranged between the movable hanger and the vacuum chucks and is used for preventing the vacuum chucks on the movable hanger from crushing the concrete tubular pile when the movable hanger is moved by the crane.

The invention discloses a compressor capable of being moved conveniently. The compressor capable of being moved conveniently comprises a compressor body. The bottom of the compressor body is fixedly connected with an arc-shaped plate. The outer side wall of the arc-shaped plate is movably connected with the upper surface of a damping plate through a telescopic rod. The telescopic rod is connected with a damping spring in a sleeved mode. The two ends of the damping spring are fixedly connected with the outer side wall of the arc-shaped plate and the upper surface of the damping plate correspondingly. The front ends and the rear ends of the two sides of the upper surface of the damping plate are both fixedly connected with damping sleeves, and pistons are connected into the corresponding damping sleeves in a sleeved mode. According to the compressor capable of being moved conveniently, by improving rolling wheels, when the compressor is pushed, limiting blocks are matched with limiting springs for use, deviation of the rolling wheels can be prevented, and thus the compressor can be moved stably. When the damping plate is vibrated, the pistons can be driven to move in the corresponding damping sleeves through supporting rods, and the telescopic rod can be squeezed; and at the moment, buffer springs and the damping spring are matched for use, and the severe shaking phenomenon of the compressor can be prevented.

The invention discloses an electromagnetic rocking chair. The electromagnetic rocking chair comprises a fixed portion and a movable portion, wherein the movable portion moves relative to the fixed portion; the fixed portion is provided with more than two fixed magnets; the fixed magnets are electromagnets of which magnetic pole directions can be respectively controlled; and the movable portion is provided with moving magnets matched with the fixed magnets. The fixed magnets are electrified, so that the magnetic pole directions of the fixed magnets are fixed, the upper ends of the fixed magnets are S poles, and the lower ends of the fixed magnets are N poles. The upper ends of the moving magnets are N poles, and the lower ends of the moving magnets are S poles. When the moving magnets move to positions right above the fixed magnets, the fixed magnets are electrified to generate magnetic force, repelling force is generated due to homopolar repulsion, and the repelling force and moving inertia of the moving magnets form resultant force which pushes the rocking chair to move smoothly.

The invention discloses a TOPCOB-LED display panel based on phase delay film polarized 3D. The TOPCOB-LED display panel comprises a display panel. Two cleaning tanks are symmetrically arranged on thefront surface of the display panel. Two lateral surfaces of the display panel are both fixedly provided with a regulator, one side of which is horizontally provided with a fixed cylinder. The lower surface of the fixed cylinder is vertically connected to a connecting rod. A support bar is horizontally connected to one side of the bottom of the connecting rod. The display panel has a reasonable structural design and is convenient and quick to operate. When a user uses the display panel and watches the display panel for a long time, the display panel will adsorb a lot of dust due to static electricity on the screen. in the device of the invention, a servo motor makes a cleaning brush clean the dust on the screen of the display panel such that the screen of the display panel is kept clean andexcessive dust on the screen is prevented from affecting the watch effect of users; and through a first spring, the cleaning brush can be tightly contacted with the screen of the display panel.

The invention discloses an orthopedic operation leg lifting gear, and belongs to the field of medical apparatus and instruments. The lifting gear is characterized by comprising a main shaft, a frame body, a reel, a rope, a gear case, a housing, and a motor. The main shaft, the reel, the gear case, and the motor are in the housing which is on the frame body. The motor drives the reel to rotate. Through the motor and gravity action of a leg, the leg is driven to move up and down. The gear case has a speed limiting effect, and prevents rotating speed from being too fast. Compared with the prior art, the lifting gear can adjust heights of a leg in an orthopedic operation.

The invention discloses a multiangle-adjustable photographic lamp for photography and video recording. The multiangle-adjustable photographic lamp comprises a casing, a first screw rod, a sliding plate, a ball seat, a second screw rod and a lamp holder, wherein the first screw rod extends to the outer side of the casing, and a first adjusting block is fixedly arranged at the extending part of thefirst screw rod; the sliding plate is in threaded connection with the outer side of the first screw rod; the ball seat is fixedly arranged in the middle of the sliding plate; a universal ball is rotationally connected with the inner side of the ball seat; the side end of the universal ball is fixedly connected with the lamp holder; a hinge base is fixedly arranged at the side end of the lamp holder; a connecting groove is rotationally connected with the inner side of the hinge base; the second screw rod is in threaded connection with the other side of the casing. The lamp holder provided withthe universal ball is rotationally connected to the inner side of the ball seat, the second screw rod is rotationally connected with the side end of the lamp holder, so that the transverse angle of the lamp holder can be adjusted by rotation of the second screw rod, the vertical angle can be adjusted by rotation of the first screw rod, and popularization and application are facilitated.

The invention relates to the field of engineering machinery and discloses an adjusting device for a crusher and the crusher. The adjusting device is arranged on a rack of the crusher and is connected with an impact rack of the crusher; the adjusting device comprises an impact screw rod, a spring screw rod, a spring sleeving the spring screw rod and a spring support arranged outside the rack, the impact screw rod and the spring screw rod penetrate through the spring support and the rack, one end, arranged at the inner side of the rack, of the impact screw rod is connected with the impact rack, the spring is arranged at the inner side of the spring support, and the spring can apply bias pressure facing the rack to the impact screw rod by the spring support. According to the technical scheme, the lengths, extending out of the rack, of the spring and the spring screw rod, can be reduced, the stability can be improved, the shaking phenomenon during work can be avoided, the occupied space is reduced and the integral arrangement of the crusher is facilitated.

The invention discloses a limiting stopper assembly of a vehicle seat, which comprises a side board, a toothed plate, a connecting plate, a linkage sheet, a dowel part and a return spring. The connecting plate is fixedly connected to the upper part of the side board by a first pin shaft, a second pin shaft and a rivet; the lower part of the toothed plate is rotationally connected to the first pin shaft and is of a circular arc shape provided with a toothed groove; the upper part of the linkage sheet is rotationally connected to the first pin shaft, and the lower part of the linkage sheet is provided with a chute of an isosceles triangle shape; a spring bolt is an obliquely arranged strip plate; the lower end of the spring bolt is connected with the upper end of the return spring; the spring bolt is rotationally connected with the second pin shaft; the upper end of the spring bolt is provided with a hook strip adapted to the toothed groove of the toothed plate; a projecting column is arranged below the hook strip of the spring bolt; and the projecting column is positioned at the top point of the chute of the isosceles triangle shape of the linkage sheet when the toothed plate is in a locking state. With the structure, the limiting stopper assembly of the vehicle seat of the invention improves production efficiency, reduces the manufacturing cost and avoids the sway phenomenon of the vehicle seat when the limiting stopper assembly is used.

The invention relates to an automatic capturing and moving device for a cover mould of a concrete pipe pile. The automatic capturing and moving device comprises a cross beam for a hoister, wherein a moveable hoisting tool is arranged under the cross beam; the moveable hoisting tool is connected to a trolley on the cross beam through a wire rope; a plurality of mechanical claws are mounted on the moveable hoisting tool; each of the mechanical claws comprises a bracket fixed on the moveable hoisting tool and a pair of X-shaped crossed hooks; a hook part is arranged at the lower end of each of the hooks; a waist-shaped hole is formed at the upper end of each of the hooks; a positioning pin which is fixedly connected to the bracket is inserted in the waist-shaped hole; a crossed joint of the pair of hooks is connected by a pin shaft; and a driving cylinder is connected to the pin shaft. In use, the moveable hoisting tool is driven to move by the hoister, the mechanical claws are located right above the cover mould of the concrete pipe pile and are close to running wheels of the cover mould, the hooks are driven by the driving cylinder to lock the running wheels so as to realize tight clamping, and then the cover mould is moved by the hoister. A process of manually using the hooks to hook the running wheels or releasing the running wheels is avoided, thereby greatly promoting the working efficiency, being excellent in locking effect, being more safe and reliable, and avoiding potential safety hazard.

The invention discloses a baby carriage frame with a dinner plate. The baby carriage frame comprises a carriage handle element, a front foot element, a rear foot element, the dinner plate, a dinner plate mounting element and a dinner plate locking element; the carriage handle element and the front foot element are both provided with a first rotating part and a second rotating part which are pivoted with each other; the dinner plate mounting element can be rotationally mounted on the first rotating parts or the second rotating parts; the dinner plate locking element is connected with and supports the dinner plate mounting element when the frame is in an unfolded state. Compared with the prior art, the dinner plate locking element is supported by the dinner plate mounting element when the frame is unfolded, so that the phenomenon of shaking of the dinner plate mounting element due to factors such as installation tolerance is avoided, then the dinner plate can be kept in a stable state, and the situations that articles on the dinner plate fall off and a baby is injured are avoided.

The invention discloses a service life detecting device for a switching key. The switching key moves between a first position and a second position in a first direction. The service life detecting device comprises a motor, an elliptical eccentric wheel and a drive guide plate, wherein the motor is provided with an output shaft; the elliptical eccentric wheel is combined with the output shaft, andis provided with a long axis and a short axis; the drive guide plate is provided with a guide groove and a toggle block; the guide groove is matched with the elliptical eccentric wheel; and the toggleblock is combined with the switching key. When the motor drives the elliptical eccentric wheel to rotate, the long axis drives the drive guide plate to reciprocate in the first direction, and drivesthe toggle block and the switch key to move between the first position and the second position. The service life detecting device can automatically perform toggle switching of the switching key, has more stable and average toggle force compared with manual toggle force, and is more accurate than brain memory by adopting a recorder to automatically record the toggle switching times of the switchingkey.

The invention discloses an agricultural pulverizer. The agricultural pulverizer comprises a box body, fixed cylinders are fixedly connected to both sides of an inner cavity of the box body, movable columns penetrate into the top of inner cavities of the fixed cylinders, baffles are fixedly connected to the bottoms of the movable columns, first springs are fixedly connected to the bottoms of the baffles, and the bottoms of the first springs are fixedly connected with the bottom of the inner cavities of the fixed cylinders. Through the cooperation of the box body, the fixed cylinders, the movable columns, the baffles, the first springs, slide plates, second springs, a first motor, a drive column, pulverizing boxes, pulverizing wheels, a feeding pipe, drive plates, drive frames, drive shafts,a second motor, drive rods, drive wheels, slide grooves, feed falling boxes and discharging holes, the problem that an existing agricultural pulverizer is not uniform in pulverizing and does not havea screening function, the agricultural pulverizer has the advantages of being uniform in pulverizing and has the screening function, the practicability of the agricultural pulverizer is strengthened,and the agricultural pulverizer is convenient to use.