8results about How to "Offset torque" patented technology

The utility model relates to a kind of shock absorption technology technical field, concretely relates to a kind of vibrating screen rubber shock absorbing spring. Including by a plurality of compression unit series into one's body shock absorber, shock absorber upper end is fixed with upper sleeve, upper sleeve upper portion is internally machined with internal thread, upper sleeve lower end is internally machined with four edge hole, shock absorber lower end is fixed with lower sleeve, lower sleeve is slidably provided with connecting rod, connecting rod penetrates lower sleeve, connecting rod upper end is fixed with four edge head, four edge head can be connected in four edge hole after going up, connecting rod lower end is machined with four edge block. By the four edge head of connecting rod top and the clamping design of the four edge hole of upper sleeve, rigid fixation of upper sleeve is realized in bolt tightening process. This structure can effectively offset the torque generated when bolt rotates, avoid the deformation or damage of rubber shock absorbing spring due to stress distortion, while ensuring axial centering during threaded connection, greatly improve installation efficiency.

The application discloses a kind of optical fiber ribbon bunching processing device and bundle structure coiled optical fiber ribbon cable, it is related to optical cable production technical field, its technical scheme main point is: including pay-off stranding mechanism, pay-off stranding mechanism includes vertical frame, carousel assembly, stranding head and stranding die, the rotation axis of carousel assembly is perpendicular to ground setting;Carousel assembly includes stranding drive part, center base and extension ring disc, extension ring disc is detachably fixed on the periphery of center base or the periphery of adjacent another extension ring disc;Center base and extension ring disc are respectively provided with a plurality of wire reel racks and are used to drive wire reel rack to untwist untwist drive part, stranding drive part is provided with electric slip ring between center base, and power supply contact is arranged between center base and extension ring disc, and between adjacent extension ring disc.The application can be flexibly, quickly adjusted physical configuration according to actual production demand, to realize the purpose of on-demand driving, energy saving and cost reduction.

The utility model relates to the field of welding alternate platform discloses a double position alternate platform of large -scale casting automatic welding house, including bearing frame, bearing frame rotatable setting in the upper of mounting base, the inner wall fixed with drive motor of mounting base, the output shaft one end of drive motor is fixed with the bottom surface of bearing frame, both ends of bearing frame all are fixed with the placing table, the left and right sides of placing table all are fixed with the pneumatic cylinder, the telescopic link one end of pneumatic cylinder extends to the placing table, the telescopic link one end of pneumatic cylinder is fixed with the clamping plate, two clamping plates between the setting have two fixed plates. In the utility model, through the cooperation of pneumatic cylinder, clamping plate, fixed plate, sleeve and connecting plate, the casting of different models can be clamped and fixed in multiple directions, the casting is kept in the center position of placing table, the accuracy of casting welding is guaranteed, and the offset of welding position in the welding vibration of casting is prevented.

A column head universal loading device adopting beam end loading in a beam-column joint quasi-static test comprises a loading bearing, a length-adjustable supporting rod assembly, an out-of-plane load actuator, a hinged support and a column cap, and the loading bearing is vertically arranged above the column cap. The supporting rod assembly and the out-of-plane load actuator are arranged on the outer side of the loading bearing in the radial direction of the loading bearing, and the end, close to the loading bearing, of the supporting rod assembly and the end, close to the loading bearing, of the out-of-plane load actuator are connected to the outer circumference of the loading bearing in a sliding mode through connecting pieces in the circumferential direction. The ends, away from the loading bearing, of the supporting rod assembly and the out-of-plane load actuator are hinged to the reaction frame or the cross beam or the reaction wall correspondingly, and the bottom of the loading bearing is connected with the top of the column cap through a hinged support. According to the utility model, loading at different angles can be realized, torque generated by loading eccentricity is effectively counteracted, potential safety hazards are avoided, the stability and the reliability of the loading process are ensured, the device is adaptive to loading devices with different sizes, the application range is widened, and the use efficiency is high.

The utility model discloses a lower bearing type plane bending steel arch bridge beam structure, including steel roof, the top surface fixed mounting of steel roof has arch rib, the surface fixed mounting of arch rib has the reinforcing bar, the bottom surface fixed mounting of steel roof has the support beam, the surface of support beam has seted up the sliding slot, the surface fixed mounting of support beam has the fixed block, the inside plug -in of fixed block has the lead screw, the top fixed mounting of lead screw has the support block, the inside sliding connection of fixed block has the moving block, the side surface swing joint of moving block has the support rod, the bottom fixed mounting of support rod has the sliding block, through adjustable bottom support structure to strengthen the stability and adaptability of bridge, and the sliding slot of support beam bottom surface sets up and cooperates with the sliding block, and the support rod is allowed to move flexibly according to the stress condition to distribute load, and the height of support block can be adjusted to the lead screw and moving block, so that its top end is always in close contact with steel roof bottom surface, provides the continuous stable vertical support.

The utility model relates to the technical field of steel members, in particular to a high-torsional-strength profile steel member which comprises a center frame assembly, the center frame assembly comprises a center frame outer steel plate, a front steel plate supporting rod and a back steel plate supporting rod, and the front steel plate supporting rod and the back steel plate supporting rod are arranged in the center frame outer steel plate. The positive steel plate supporting rods and the negative steel plate supporting rods are each composed of a plurality of inclined steel bars, the directions of the steel bars of the positive steel plate supporting rods are opposite to the directions of the steel bars of the negative steel plate supporting rods, and the multiple positive steel plate supporting rods and the multiple negative steel plate supporting rods are circularly arranged. The front steel plate supporting rods and the reverse steel plate supporting rods are connected to the interior of the center frame outer steel plate in a welded mode, compared with an existing profile steel component, raw materials can be well saved by adopting a hollow steel cylinder and reinforcing steel bar structure in the middle of the center frame, a rotating clamping structure is arranged, the good supporting effect on the two sides of equipment can be achieved, and the service life of the center frame is prolonged. The strength of the equipment is improved, so that the equipment has a high torsion resistance function.

According to one embodiment of the present invention, the present invention can provide a balancing device, which includes: an elevator drum connected to an elevator car; a central gear portion connected to a first drive shaft of the elevator drum, including a first central gear; and a peripheral gear portion, including a first peripheral gear that contacts and rotates with the first central gear, when the elevator drum is subjected to a force in a first direction due to the elevator car, the central gear portion applies a force to the elevator drum in a direction opposite to the first direction with the help of the force applied by the peripheral gear portion.

The utility model discloses a double-layer raw milk heat preservation tank capable of achieving large-capacity storage, and relates to the technical field of storage tanks. The device comprises a heat preservation wall used for preserving heat of raw milk; the feeding nozzle is used for leading in raw milk; the storage tank is used for storing the raw milk; the heat preservation tank further comprises a fixing device, the fixing device comprises a sliding rail, the inner surface of the sliding rail is fixedly connected with a buffer block, the inner surface of the sliding rail is slidably connected with a damping device, the damping device comprises a sliding strip, the outer surface of the sliding strip is fixedly connected with a double-end telescopic rod, and an extension spring is arranged outside the double-end telescopic rod. By means of a fixing device and a damping device, damage to the heat preservation wall is reduced, the strength of the tank body is enhanced, the purpose of protecting the tank body is achieved, a stirring device is arranged to eliminate torque generated during stirring, and shaking of the tank body is reduced.