16results about How to "Suppress swing" patented technology

This invention provides a phased array testing device and method for fillet welds in pipe fittings, belonging to the field of non-destructive testing technology for pressure-bearing components. It can at least partially solve the problems in existing technologies such as difficulties in pre-treatment of fillet welds in confined spaces, inconsistencies in the positions of the pre-treatment zone and the testing zone, and unstable coupling in composite curvature regions. The invention includes: a shared motion platform with an installation interface at its front end, a guide component on one side, and a support component on the other side; a pre-treatment head and a testing head are respectively connected to the shared motion platform through the same installation interface. The pre-treatment head includes a grinding assembly and a limiting structure, and the testing head includes a phased array sensing unit and a coupling structure. By sharing the same installation interface and guiding reference, this invention achieves positional consistency between the pre-treatment zone and the testing zone, improving the feasibility and repeatability of in-service testing in confined spaces.

The application relates to the technical field of coating devices, and discloses a fireproof layer coating machine for fireproof glass production and a production process, wherein the fireproof layer coating machine for fireproof glass production comprises an equipment frame, a conveying assembly fixedly installed in the equipment frame, a bottom frame mechanism arranged above the conveying assembly and a coating mechanism, and the inside of the bottom frame mechanism supports a glass sample; a three-stage nested floating structure formed by first, second and third sliding sleeves provides a multi-degree-of-freedom alignment capability for a coating roller; when special-shaped glass passes, the coating roller can passively and adaptively float along the curved surface profile of the special-shaped glass, and always adhere to the surface of the glass; meanwhile, the whole coating head is flexibly hung by a plurality of supporting springs, overall buffering is provided, the problems of accumulation at protruding positions and coating leakage at recessed positions are solved, uniform transfer of fireproof coating on a special-shaped surface is ensured, and finally, a high-quality coating with consistent thickness and continuous integrity is obtained.

This utility model discloses a Z-shaped friction damping column structure with enhanced seismic performance, comprising a Z-shaped friction damping column body, which includes columns on both sides and Z-shaped crossbars between the columns. The top and bottom of the Z-shaped crossbars between the columns are respectively provided with top friction damping diagonal braces and bottom friction damping crossbars. When an earthquake generates a load on the rack in the direction perpendicular to the aisle, and the axial force caused on the base and the bottom and top diagonal braces exceeds the preset friction force, the damper will begin to slide, absorbing or dissipating some of the seismic energy in the form of friction damping. This reduces the probability of damage to rack structural components and goods slippage under seismic conditions, thereby enhancing the overall seismic performance of the industrial rack.

The invention relates to the technical field of rail conveying equipment, in particular to a rail guide vehicle for conveying fatty acid raw materials, which comprises a guide rail and a rail vehicle mechanism running along the guide rail, and further comprises a support mechanism, a guide rail, a guide rail and a guide rail, the hopper mechanism is hinged to the support mechanism through a hinge shaft and used for containing and conveying raw materials, a heating jacket is arranged outside the hopper mechanism, and a plurality of electric heating pipes are arranged in the heating jacket; and the self-adaptive hinge damping mechanism is arranged at the hinge shaft. According to the rail car, the conveying hopper is hinged to the car frame, and the self-adaptive hinge damping mechanism is arranged, so that the conveying hopper can adjust the posture in a self-adaptive mode when the rail car is started and stopped or passes through a ramp, meanwhile, the self-adaptive hinge damping mechanism can effectively absorb the inertia moment, the shaking and splashing risks of internal viscous liquid are greatly reduced, and the safety of the rail car is improved. And the damping force can be adaptively adjusted according to the load of the hopper mechanism, so that the swinging of the conveying hopper can be quickly inhibited.

This utility model provides an oil channel support strip pressing device, which includes a conveyor belt, a winding machine, and a conveying mechanism. A pressure plate is transversely mounted on the conveyor belt, which transports insulating paperboard. The pressure plate is lifted and lowered on the conveyor belt to press the support strips onto the insulating paperboard. Two winding machines are located at opposite ends of the conveyor belt for unwinding and rewinding the insulating paperboard. The conveying mechanism is located at one end of the conveyor belt, on the side of the winding machine that outputs the insulating paperboard, and is used to place the support strips onto the insulating paperboard. This utility model's oil channel support strip pressing device, through its integrated design of continuous unwinding, feeding, and pressing, eliminates the cumulative errors caused by pauses, resulting in good consistency in the bonding position. The rigid system formed by the support frame and hydraulic cylinder ensures stable lifting of the pressure plate, uniform pressing force, and reduces bonding defects. Double-sided auxiliary rods guide and suppress pressure plate sway, preventing support strip displacement during the pressing process.

The invention discloses an offshore wind power jacket feeding structure and a grouting operation device. The offshore wind power jacket feeding structure comprises a feeding bin with a plurality of limiting plates, a first jacking assembly and at least two sliding rails with bag breaking cutters, the limiting plates are rotationally connected with the feeding bin, the ends of the two sliding rails are oppositely arranged in the feeding bin, and the first jacking assembly is connected with the sliding rails; when the limiting plates are located at the initial positions, the multiple limiting plates form a material guiding opening, and the bag breaking cutter is located at the adjacent ends of the two sliding rails. The grouting operation device comprises the offshore wind power jacket feeding structure. According to the feeding structure, a guiding channel is formed in the initial position, namely the non-bag-breaking stage, a guiding opening forms a guiding channel, automatic centering is achieved through the dead weight of the ton bag, the problem of falling point deviation caused by shaking in offshore operation is effectively solved, it is ensured that the bag breaking position is accurate, meanwhile, swinging of the ton bag is remarkably restrained, and operation safety is improved.

The utility model relates to the technical field of packaging machines, in particular to a wire hooking mechanism for a packaging machine. Comprising a U-shaped main frame, a push rod and a power mechanism for driving the push rod to reciprocate are arranged on the U-shaped main frame, a moving frame is slidably arranged on the U-shaped main frame, a moving plate is arranged at one end of the moving frame, and one end of the push rod is fixedly connected with the moving plate. Sliding rails matched with the moving frame are arranged on the U-shaped main frame, the power mechanism drives the moving frame to reciprocate along the sliding rails, avoiding grooves corresponding to the sliding rails are formed in the upper end and the lower end of the moving plate, and guide rotating rollers are rotationally arranged on the two sides of the avoiding grooves. When in use, the device is high in stability, the deformation problem caused by impact load is weakened, and the service life of equipment is prolonged.

The invention is applicable to the technical field of building machinery, and provides prefabricated part hoisting equipment and a control system, and the prefabricated part hoisting equipment control system comprises a counterweight control module, a dynamic state observation module, a control module and a control module, and is characterized in that the counterweight control module is connected with the dynamic state observation module; the processor is configured to process the initial height, the real-time swing amplitude, the real-time swing angular velocity and a preset stable threshold value based on a preset counterweight lowering distance control model so as to generate and output a target lowering distance of the counterweight mechanism; wherein the target lowering distance is used for driving the executing mechanism to adjust the vertical position of the balance weight mechanism on the lifting rope so as to restrain swinging of the prefabricated part in the lifting and moving process. According to the prefabricated part hoisting equipment control system, the counterweight control module can be tightly matched with the dynamic state observation module, and fine and self-adaptive adjustment of the position of the counterweight mechanism is achieved through real-time and accurate swing data provided by the counterweight control module.

This utility model relates to a camera device for a mud discharge valve, which includes an adjustment component for driving a camera to move above a plurality of mud discharge valves. The adjustment component includes a transverse slide rail laid along a first direction X defined by the line connecting the plurality of mud discharge valves. A base is slidably connected to the transverse slide rail. A vertical slide rail is connected to the upper surface of the base along a second direction Y orthogonal to the transverse slide rail. A slider is slidably connected to the vertical slide rail. A support arm is detachably connected to the surface of the slider along a third direction Z orthogonal to both the transverse and vertical slide rails. A steering plate and a protective cover partially covering the steering plate are disposed at the end of the support arm away from the slider. The steering plate, which can rotate in parallel with the plane defined by the transverse and vertical slide rails, is connected to the camera so that the rotation of the steering plate can drive the camera to enter and exit the protection range of the protective cover.

The utility model provides a gear transmission belongs to the technical field of gearbox, it has solved the existing gearbox easy wear and other technical problems. The gear transmission, including the shell, rotatably installed with input shaft, output shaft and shift drum in the shell, is provided with three groups of shift grooves on the shift drum, is provided with three shift forks on the shift drum, the shift fork includes cylinder portion, fixed portion and prong portion, is equipped with fixed hole on the fixed portion, this fixed hole extends from the fixed portion and is through to the inner chamber of cylinder portion, and the axis of fixed hole and the radial line of transmission and shift drum center coincide, is provided with fixed link in the fixed hole, one end of fixed link goes into the shift groove and is matched with this shift groove, is provided with transmission between first driving gear and second driving gear, third driving gear and fourth driving gear and fifth driving gear and sixth driving gear respectively. The utility model prolongs the service life of gearbox, improves its reliability under high pressure working condition such as racing car.

This invention relates to the field of skiing training assistance equipment, and discloses a tracked powered skiing assistance system, including a mobile power platform, a traction connection mechanism, a sensing unit, and a control system. The traction connection mechanism includes a traction arm body, a telescopic buffer unit, and a damping adjustment unit, providing telescopic buffering capability in the axial direction and restricted swaying capability in the lateral direction. The sensing unit acquires traction load information and user posture information. The control system constructs a coupled control model based on the traction load and user posture, adjusts the traction output and motion trajectory of the mobile power platform, and adjusts the damping according to the rate of change of the traction load to suppress swaying and reduce impact. Simultaneously, the system also features closed-loop traction control, safety control, and virtual slope simulation functions. This invention can achieve responsive control of the user's skiing intentions, improve skiing stability and safety, and is suitable for both snow and non-snow skiing training scenarios.

The invention relates to the technical field of motors and magnetic fluids, in particular to an axial flux permanent magnet motor rotor passive radial restraining and limiting method based on a stator back side magnetic fluid, a magnetic fluid forming limiting assembly is arranged on the back side of a stator, the magnetic fluid forming limiting assembly corresponds to the back face of a stator magnetic flux area, and an annular back side cavity area is formed; magnetic fluid is introduced into the back side cavity area, and the magnetic fluid is preliminarily distributed and attached to the back face area corresponding to the teeth / poles of the stator under the static or low-speed condition; when the motor runs, a rotating magnetic field generated by the rotor is utilized to magnetize the magnetic fluid and orientate the magnetic fluid along magnetic lines of force, so that the magnetic fluid is attached and keeps continuity under the action of the magnetofluid forming and limiting assembly; when the rotor generates radial eccentricity or pitching swing, a radial restoring force and a limiting effect on a boundary are generated by virtue of a coupling effect of a rotating magnetic field and fluid viscosity, so that passive radial constraint and limiting on the rotor are realized.

The invention relates to a main and auxiliary hook hoisting system and a hoisting method. The invention provides a main and auxiliary hook hoisting system which comprises a main hoisting arm and a main hoisting mechanism arranged on the main hoisting arm, one end of the main steel wire rope is connected with the main hoisting mechanism, and the other end is connected with the main lifting hook; the auxiliary beam structure is arranged at the far end of the main lifting arm; the two sets of independent auxiliary lifting mechanisms are arranged on the auxiliary beam structure; one end of each auxiliary steel wire rope is connected with one auxiliary hoisting mechanism, and the other end of each auxiliary steel wire rope is connected with one auxiliary lifting hook; the main lifting hook and the two auxiliary lifting hooks are jointly connected with a lifting piece, and the main steel wire rope and the two auxiliary steel wire ropes are coplanar pairwise; and the control unit is in communication connection with the main hoisting mechanism and the auxiliary hoisting mechanism. A plane is formed by every two of the three steel wire ropes, three double-line pendulums are formed so as to limit swinging of the hanging piece in any direction, and the posture of the hanging piece in the air is adjusted by adjusting the length of the steel wire ropes.

The invention discloses a device for detecting the spraying quality of a steel structure, and the device comprises a tail end telescoping mechanism which is used for adjusting the vertical position of a tail end actuator; the stand column rope outlet mechanisms are evenly distributed on the outer side of the tail end telescopic mechanism, the flexible rope ends of the stand column rope outlet mechanisms are connected with the top end of the tail end telescopic mechanism, and the stand column rope outlet mechanisms are used for adjusting the horizontal position of the tail end actuator; the tail end anti-swing mechanisms are uniformly distributed and fixedly arranged at the top end of the tail end telescopic mechanism, so that the flexible cable always keeps a certain pre-tensioning force in the pulling process; the tail end posture adjusting mechanism is used for adjusting the circumferential posture and the pitching posture of the tail end actuator; the camera is used for performing phase detection on the to-be-detected part; and the gravity compensation mechanism is used for outputting elastic compensation force matched with the gravitational torque generated by the tail end posture adjusting mechanism. The device can give consideration to large output torque, high motion precision and environmental interference resistance, so that the end effector is light in load and more flexible in attitude adjustment, and efficient and stable detection is realized.

The utility model discloses an anti-shock pressure instrument, which comprises an instrument shell and a connecting base fixedly arranged at the bottom of the instrument shell, a dial is arranged in the instrument shell, a main shaft is rotationally arranged on the dial, a pointer is fixedly connected to the end part of the main shaft, one end of the pointer points to the scales on the dial, and the other end of the pointer is fixedly connected with the connecting base. Wherein the other end of the pointer is fixedly provided with a balancing weight, one side, close to the dial, of the balancing weight is fixedly provided with a damping fin, and the scale surface of the dial is fixedly provided with a permanent magnet. And external vibration transmission can be buffered, so that the instrument can still keep relatively high measurement precision in a complex vibration environment.

The utility model discloses a combined switchgear, including bottom cabinet body, middle cabinet body and upper cabinet body, the middle cabinet body is located between bottom cabinet body and upper cabinet body, and the middle cabinet body is connected with bottom cabinet body, upper cabinet body through the telescopic mechanism of both sides and rear portion, the telescopic mechanism includes the support of fixed connection in the both sides and rear portion outer wall of middle cabinet body, the support is transverse and has the screw rod of rotation connection, one end of screw rod is fixedly connected with the runner, the other end of screw rod is fixedly connected with the vertical setting oval turntable. The utility model discloses a combined switchgear, through the telescopic mechanism and spacing assembly design of uniqueness realizes the quick accurate connection and separation between cabinet body, improves the installation maintenance efficiency and ensures the firm connection, and the double guide structure of guide rod and sleeve block cooperation and sliding slot constraint guarantees the positioning rod movement track accurate, improves the connection reliability and overall structure stability and security simultaneously.