6results about How to "Realize automatic decoupling" patented technology

The utility model relates to the technical field of plate frame filter cloth disassembly and assembly, and provides a plate frame filter cloth auxiliary disassembly and assembly device which comprises a traveling crane, a lifting assembly is arranged on the traveling crane, a sliding rail is arranged at the end, away from the traveling crane, of the lifting assembly, and the lifting assembly is used for driving the sliding rail to ascend and descend. A conveyor belt assembly is arranged on the sliding rail in the length direction of the sliding rail and comprises a conveyor belt, a power piece is arranged on the sliding rail, and the output end of the power piece is connected with the conveyor belt assembly and used for driving the conveyor belt to rotate. A supporting frame is arranged on the lower side of the sliding rail in the length direction of the sliding rail, a moving assembly is arranged on the supporting frame, and a hook assembly is arranged on the moving assembly and used for driving the hook assembly to move in the length direction of the supporting frame; the hook assembly comprises a rotating plate, an unhooking trigger is arranged on the sliding rail, and the unhooking trigger is used for pushing the rotating plate to turn over. The plate frame filter cloth dismounting device can reduce manpower and material resources required for dismounting the plate frame filter cloth, reduce labor intensity and improve the dismounting efficiency of the plate frame filter cloth.

A kind of unhooking lifting appliance for crossbeam hoisting, including plate body, lifting rope, rotating disc, torsional spring, winding disc, pull rope and synchronous rotating mechanism. Wherein, rotating disc is equipped with pawl, driving pulley and two rope passing holes, two rope passing holes are symmetrically arranged about the center of rotating disc;Winding disc is equipped with winding rope disc and ratchet, ratchet is matched with pawl;The middle part of pull rope is wound on winding disc, and hook is fixed on the end of pull rope;Synchronous rotating mechanism includes synchronous belt and rotating hook, driven pulley and hook plate are arranged on rotating hook, driven pulley is connected with driving pulley by synchronous belt. Rotating disc, winding disc and pull rope constitute automatic centering mechanism, two hooks are respectively hooked in the two ends of crossbeam, can make this lifting appliance automatically move to the central part of crossbeam, make lifting heart and the gravity center of crossbeam coincide, solve the unbalance problem of crossbeam when hoisting. This lifting appliance saves time and effort, automatically realizes the hooking and unhooking of crossbeam, eliminates the unsafe factors in the existing hoisting mode.

The utility model belongs to pipe hoisting technical field, specifically provide a hoisting device for pipe sinking construction, including stand, sliding unit, connecting rod unit and clamping unit, sliding unit can slide up and down along stand, the top of stand has the lifting ring, sliding unit has first lifting lug, the lifting ring and first lifting lug are connected respectively different lifting hooks, sliding unit moves up and down can drive connecting rod unit to gather or open, further drive multiple clamping units to expand outward or contract inward simultaneously, realize the action of clamping or disengaging pipe. The utility model provides a hoisting device for pipe sinking construction can hoist and transport vertical pipe and realize automatic unhooking, satisfy the construction demand of deep well engineering. Compared with manual unhooking mode, adopt the lifting hook and the lifting rope control sliding unit along the stand and slide to realize automatic unhooking, more safe, construction efficiency is high. Compared with the mode that other power equipment drives the clamp unhooking, the structure is simpler, and the manufacturing cost is low.

The invention discloses a method and device for optimizing the sound effect in a passenger vehicle cabin, and relates to the technical field of vehicle-mounted audio signal processing, and the method comprises the steps: obtaining an initial reference response vector representing the factory ideal state of a loudspeaker; when the monitoring trigger condition is met, controlling a power amplifier to generate a standard test excitation signal to drive a loudspeaker group, and constructing a current state response vector through a voice acquisition unit; constructing a spectrum deviation vector based on the difference value, and eliminating the frequency response interference of the acquisition unit by using a relative measurement mechanism; calling a preset sound field transfer function matrix model, taking the spectrum deviation vector as input, and calculating a channel gain adjustment vector through an inverse problem solving algorithm containing regularization constraint; and finally, updating audio processing parameters according to the vector and executing closed-loop checking. According to the invention, by using the existing vehicle-mounted hardware, automatic monitoring and accurate compensation of the aging characteristic of the loudspeaker are realized, and the sound effect consistency in the vehicle life cycle is effectively maintained.

The utility model provides a lifting hook fixing structure for a crane. The lifting hook fixing structure comprises a fixing assembly arranged on a lifting arm and a connecting assembly arranged on a lifting hook, the fixing assembly comprises two side fixing plates and a limiting pin shaft, the two side fixing plates are symmetrically arranged on the two sides of the lower portion of the suspension arm respectively, and open grooves are formed in the side fixing plates; the limiting pin shaft is fixed to the middle position of the bottom of the suspension arm through the pin shaft mounting plate and located between the two side fixing plates. The connecting assembly comprises two side connecting plates, a fixed pin shaft and a middle connecting plate, the two side connecting plates are symmetrically arranged on the two sides of the lifting hook respectively, and the two ends of the fixed pin shaft are vertically connected with the two side connecting plates respectively; one end of the middle connecting plate is fixed in the middle of the fixed pin shaft, and the other end is provided with a chute; the fixing pin shaft is clamped into the open groove, and meanwhile the limiting pin shaft slides into the sliding groove to fix the lifting hook to the lifting arm. According to the utility model, the fixed pin shaft is clamped into the open slot, and meanwhile, the limiting pin shaft slides into the sliding chute, so that the lifting hook is fixed on the lifting arm.

The utility model discloses an automatic unhooking device for a forklift, which relates to the field of lifting hooks, and has the technical key points that the automatic unhooking device comprises a base, one side of the base is provided with a slot, the top of the base is provided with a supporting rod, the bottom of the supporting rod is provided with a connecting chain, one end of the connecting chain is provided with a material hanging seat, and the other end of the connecting chain is provided with a lifting hook. An unhooking opening is formed in one side of the material hanging seat, a containing cavity and a movable cavity are sequentially formed in the material hanging seat from top to bottom, the movable cavity penetrates through the other side and the bottom of the material hanging seat, the unhooking opening is communicated with the containing cavity and the movable cavity, a movable arm is rotationally connected into the movable cavity, and the movable arm is connected with the material hanging seat. A hook is arranged at one end of the movable arm and located below the material hanging base, and the technical problems that when packaging bags stacked on the upper portion are unloaded, manual climbing is often needed, a lifting handle can fall off from a pallet fork, and the falling risk, clamping injury and the like are likely to be caused when people climb to take the hook are solved.