48results about How to "Adjust relative distance" patented technology

The invention provides a pipeline vibration-absorption clamping hoop with an adjustable direction, and belongs to the technical field of vibration noise control. The pipeline vibration-absorption clamping hoop with the adjustable direction comprises a clamping hoop assembly and vibration absorption assemblies. The clamping hoop assembly comprises an upper clamping ring, a rubber gasket, a lower clamping ring and conversion connecting blocks. The upper clamping ring and the lower clamping ring are installed on the external circumference surface of the rubber gasket in a sleeving mode after the upper clamping ring and the lower clamping ring are connected in a butting mode. The two conversion connecting blocks are arranged between the upper clamping ring and the lower clamping ring, and the two ends of each conversion connecting block are connected with the upper clamping ring and the lower clamping ring respectively. Each vibration absorption assembly comprises a cantilever rod, mass component end blocks and a mass component middle block, wherein the mass component middle block and the cantilever rod are connected through threads, and the mass component end blocks penetrate through the cantilever rod and then are fixed to the two ends of the mass component middle block. The vibration absorption assemblies are fixedly arranged in threaded holes of the conversion connecting blocks of the clamping hoop assembly through the cantilever rods respectively. The pipeline vibration-absorption clamping hoop is compact in structure and adjustable in vibration absorption direction, can effectively restrain pipeline spectrum vibration of ships, and is low in demand of the installation space and convenient to disassemble, assemble and maintain.

The invention relates to a sensor for measuring the direct solar radiation transmittance under different vegetation canopies, and the sensor provided by the invention comprises an upper canopy sensor and a lower canopy sensor, wherein the upper canopy sensor and the lower canopy sensor are connected through wireless communication; the upper canopy sensor is arranged at the upper parts or outsides of the vegetation canopies; the lower canopy sensor is arranged at the lower parts of the vegetation canopies; the shape of the upper canopy sensor is a rectangle and three light intensity sensor units are additionally arranged on the common wireless sensor network measuring nodes in a vegetation structure parameter measuring device based on a wireless sensor network; the shape of the lower canopy sensor is a long rod-shaped box; and the lower canopy sensor comprises a light intensity sensor unit, a threaded rod, a spring, a waterproof bayonet, a lower canopy sensor box body, a cable signal connector, a knob, a lower canopy sensor box cover, an eight-core cable and a front-end box cover, and the relative position of the 9 components is adjustable. The sensor provided by the invention has the advantages of low manufacturing cost, low energy consumption, wide application range and wide application prospects in the technical fields of agriculture and ecology.

The invention relates to an automatic cutting machine for a frame strip which can cut various end edge corner cuts and has high cutting efficiency and high accuracy. The automatic cutting machine comprises a machine tool body and a cutting component thereon, and is characterized in that the machine tool body is provided with a long slide rail; the long slide rail is provided with a pair of sliding platforms which can move along the slide rail; a rotary flat plate is arranged above the sliding platform; a rotating shaft is arranged between the rotary flat plate and the sliding platform and provided with a guide rail; the guide rail is provided with a motor retaining plate; the motor retaining plate is connected with a propelling cylinder; and the cutting component is arranged on the motor retaining plate. Because the rotating shaft is arranged between the rotary flat plate and the sliding platform and can rotate around the sliding platform, the cutting component can rotate around the sliding platform and be used for machining the frame strip of various corner cuts; and the distance between two sliding platforms is difficult to change after being determined, so the cut frame strip has high accuracy.

The invention discloses a magnetic force speed changing adjusting device for a magnetic adsorption robot. The device comprises a permanent magnet, a magnet base plate, a varying pitch screw linear motor, a supporting plate, a car body, a force sensor and a controller, wherein the permanent magnet is arranged on the magnet base plate, the permanent magnet is arranged on one end surface of the magnet base plate, the varying pitch screw linear motor is fixed on the supporting plate, the varying pitch screw linear motor drives the magnet base plate to move, one end of the force sensor is fixed on the car body, the other end of the force sensor is fixed on the supporting plate, the varying pitch screw linear motor and the force sensor are connected to the controller respectively, the varying pitch screw linear motor comprises a driving motor, a transmission mechanism, a screw and a push rod, the driving motor drives the screw to rotate through the transmission mechanism, external screw thread of the varying pitch is arranged on the screw, the push rod is arranged on the screw in a sleeved mode, one end of the push rod is connected to the screw thread of the screw in a matched mode, and one end of the push rod is connected to the magnet base plate. The magnet force speed changing adjusting device is fast in magnetic force regulating speed and good in control accuracy.

A shower door assembly with continuous adjustment, comprising a stationary frame, a movable frame and at least two adjustment assemblies disposed between the stationary frame and the movable frame, each of the adjustment assemblies comprising an adjustment device and a locking device for locking the adjustment device, characterized in that, the adjustment device comprises an adjustment element and a carrier element bearing the adjustment element, the adjustment element having smooth side surfaces exposed outside. The locking device of the present invention is able to lock the adjustment element at any position along the side surfaces of the adjustment element, such that the relative distance of the stationary and movable frames can be adjusted continuously.

The invention relates to an upper limb training device. The upper limb training device comprises a supporting frame, a double-arm supporting device and a rotating device, wherein the double-arm supporting device and the rotating device are connected on the supporting frame, the supporting frame comprises two front vertical frames and two rear supporting frames, the upper ends of the front verticalframes and the rear supporting frames are connected through upper cross beams, a front cross beam is connected to the front ends of the two upper cross beams, a rear horizontal connecting frame is connected to the rear ends of the two upper cross beams, a front horizontal connecting frame is connected between the two front vertical frames at the lower end of the front cross beam, a fixing cross beam is connected between the front horizontal connecting frame and the rear horizontal connecting frame, the double-arm supporting device comprises arm pad mounting frames, arm pads and a backrest pad, the arm pad mounting frames and the backrest pad are connected with the front vertical frames, the arm pads are mounted on the arm pad mounting frames, and the rotating device is connected to the lower end face of the fixing cross beam. The upper limb training device has the advantages of being suitable for different exercise people, simple in structure, and convenient to mount, the labor cost is saved, and meanwhile, the upper limb training device can be combined into a comprehensive training device together with accessories with other functions, so that different exercise purposes and requirements can be met.

The invention provides a pipeline vibration-absorption clamping hoop with an adjustable direction, and belongs to the technical field of vibration noise control. The pipeline vibration-absorption clamping hoop with the adjustable direction comprises a clamping hoop assembly and vibration absorption assemblies. The clamping hoop assembly comprises an upper clamping ring, a rubber gasket, a lower clamping ring and conversion connecting blocks. The upper clamping ring and the lower clamping ring are installed on the external circumference surface of the rubber gasket in a sleeving mode after the upper clamping ring and the lower clamping ring are connected in a butting mode. The two conversion connecting blocks are arranged between the upper clamping ring and the lower clamping ring, and the two ends of each conversion connecting block are connected with the upper clamping ring and the lower clamping ring respectively. Each vibration absorption assembly comprises a cantilever rod, mass component end blocks and a mass component middle block, wherein the mass component middle block and the cantilever rod are connected through threads, and the mass component end blocks penetrate through the cantilever rod and then are fixed to the two ends of the mass component middle block. The vibration absorption assemblies are fixedly arranged in threaded holes of the conversion connecting blocks of the clamping hoop assembly through the cantilever rods respectively. The pipeline vibration-absorption clamping hoop is compact in structure and adjustable in vibration absorption direction, can effectively restrain pipeline spectrum vibration of ships, and is low in demand of the installation space and convenient to disassemble, assemble and maintain.

A rotating device for fuselage assembly of a helicopter is disclosed. The rotating device has a split structure, and comprises a main body, a lower component, a rotating bracket and a hydraulic positioning mechanism. The rotating device of the invention solves the problems that the helicopter fuselage is difficult to be positioned and fixedly connected in the rotating device due to the large sizeand the heavy weight; the relative distance between the roller and the guide rail can be effectively adjusted when the rotating bracket is installed on the main body of the tooling; the rotating device has good openness, so that the rotating device can cooperate with a robot automatic assembly system to carry out hole drill, riveting and the like, can improve assembly speed and assembly quality, and can realize automatic assembly of the fuselage.

The invention relates to a sensor for measuring the direct solar radiation transmittance under different vegetation canopies, and the sensor provided by the invention comprises an upper canopy sensor and a lower canopy sensor, wherein the upper canopy sensor and the lower canopy sensor are connected through wireless communication; the upper canopy sensor is arranged at the upper parts or outsidesof the vegetation canopies; the lower canopy sensor is arranged at the lower parts of the vegetation canopies; the shape of the upper canopy sensor is a rectangle and three light intensity sensor units are additionally arranged on the common wireless sensor network measuring nodes in a vegetation structure parameter measuring device based on a wireless sensor network; the shape of the lower canopy sensor is a long rod-shaped box; and the lower canopy sensor comprises a light intensity sensor unit, a threaded rod, a spring, a waterproof bayonet, a lower canopy sensor box body, a cable signal connector, a knob, a lower canopy sensor box cover, an eight-core cable and a front-end box cover, and the relative position of the 9 components is adjustable. The sensor provided by the invention has the advantages of low manufacturing cost, low energy consumption, wide application range and wide application prospects in the technical fields of agriculture and ecology.

The invention is applicable to the technical field of metal polishing, and provides a metal pipe joint inner wall polishing device, which includes a plurality of polishing parts. The metal pipe joint inner wall polishing device also includes: an adjustable turret mechanism, and the adjustable rotating The frame mechanism includes a polishing adjustment assembly, a rotating connection assembly and a mounting frame; a rotation follow-up movement mechanism, which is installed on the mounting frame; an angle adjustment mechanism, and the angle adjustment mechanism includes an adjustment seat, an installation seat, an adjustment Connect components and adjust transmission components. The metal pipe joint inner wall surface polishing device provided by the present invention is provided with an adjustable turret mechanism, a rotation follow-up movement mechanism and an angle adjustment mechanism, which can adjust the relative distance between multiple polishing pieces, so that multiple polishing pieces can be aligned. The inner wall of metal pipe joints of different sizes is polished, which has high versatility, and there is no need to configure different polishing devices for each size of metal pipe, which can effectively reduce processing costs.

The present invention relates to a freight car, more specifically a multi-purpose telescopic freight car for railway transportation, comprising a motion mechanism, a cargo box I, a driven mechanism, a cargo box II, a connecting mechanism I, a connecting mechanism II and a traverse motor, the driven There are multiple mechanisms, and multiple shipping boxes II are connected to each other through the adjacent connecting mechanism I and connecting mechanism II, and the shipping box I and shipping box II can be connected to each other through the connecting mechanism I and the connecting mechanism II. A plurality of shipping boxes II can be connected to each other through the connecting mechanism I and the connecting mechanism II, and the relative distance between the shipping box I and the shipping box II can be adjusted through the connecting mechanism I and the connecting mechanism II. The connecting mechanism I and the connecting mechanism Mechanism II can adjust the relative distance between multiple shipping boxes II, and adjust the installation quantity of shipping boxes II according to the needs of use. Shipping box I and multiple shipping boxes II form a truck, and the storage of the truck can be adjusted according to the needs of use space.