69results about How to "Prevent sliding and falling" patented technology

The invention discloses a river channel sludge cleaning device. The river channel sludge cleaning device comprises a cleaning limiting barrel, wherein the top end of the cleaning limiting barrel is fixedly connected with a driving disc; the top end of the inside of the driving disc is fixedly connected with a storage inner groove; a connecting shaft driving mechanism is arranged in the vertical middle of the inside of the cleaning limiting barrel; the two sides of the outside of the cleaning limiting barrel and the positions close to the lower portion of the cleaning limiting barrel are slidably connected with driving auxiliary mechanisms; input ends of the driving auxiliary mechanisms fixedly communicate with liquid level air guiding tubes; the outer sides of the ends, which are away fromthe cleaning limiting barrel, of the driving auxiliary mechanisms are fixedly connected with traveling balls; the surfaces of the outsides of the traveling balls are uniformly and fixedly connected with limiting pins; the periphery of the bottom of the cleaning limiting barrel is fixedly connected with a propelling conical block; and the tops of the liquid level air guiding tubes are fixedly connected with floating through grooves. The invention relates to the technical field of river channels. By the river channel sludge cleaning device, to-be-cleaned sludge is framed and limited, the circumstance that the sludge is scattered to the downstream by water flow during cleaning is avoided, and the sludge cleaning quality and efficiency are ensured.

The invention discloses a supporting frame used for an electronic piano. The supporting frame comprises a supporting plate and a piano box, a placement plate is arranged in the piano box, the two endsof the placement plate are in sliding connection with the inner wall of the piano box through sliders, and the tow ends on the bottom surface of the placement plate are connected with the internal bottom surface of the piano box through hydraulic telescoping rods. One outer side of the piano box is connected with a cover plate through hinges, the two ends on the back side of the piano box are provided with vertical columns, L-shaped connecting rods are rotationally connected in the vertical columns, and supporting blocks are arranged at the upper ends of the L-shaped connecting rods. The twoends on the surface of the supporting plate are provided with sleeves, adjusting rods are arranged in the sleeves, the adjusting rods are fixedly connected with the sleeves through tightening bolts, and the tops of the adjusting rods are fixedly connected with the bottom surface of the piano box. By means of the supporting frame, the electronic piano is stably placed, the supporting frame is convenient to use, the electronic piano is placed in the piano box when not in use, the dustproof and waterproof effects are good, the electronic piano is not prone to collision or falling or damage, the placement height of the electronic piano is easy to adjust, and the applicability is high.

The invention discloses an adaptive farmland water-saving irrigation system. The adaptive farmland water-saving irrigation system comprises a water storage tank; an annular water pipe is arranged around the bottom outside the water storage tank; a placement box is arranged on the top at the left side in the water storage tank; a water pump is arranged in the placement box; a water outlet pipe is arranged at the left side of the water pump; furthermore, the bottom of the water outlet pipe passes through the placement box and the water storage box, and extends into the annular water pipe; and awater pumping pipe is arranged at the right side of the water pump. According to the adaptive farmland water-saving irrigation system in the invention, the farmland water demand condition can be adaptively adjusted; irrigation is carried out for the water demand condition; and thus, farmland water-saving irrigation is realized.

The invention discloses a desktop type wireless AP device and an assembling method thereof. The device includes a device main body. The bottom of the wireless AP device main body is fixedly connectedwith a foam plate. A rubber pad is adhered to the bottom of the foam plate. Arc-shaped plates are fixedly connected to the two ends of the top of the wireless AP device main body through connecting columns. The wireless AP device main body is internally provided with a wireless receiving and transmitting module, a single chip microcomputer, an internal power supply and a trigger circuit, and the trigger circuit is electrically connected with the internal circuit of the wireless AP device main body. The desktop type wireless AP device and the assembling method thereof are provided. The wirelessAP device can be prevented from sliding and falling off, water entering damage of the wireless AP device during desktop water accumulation can be prevented, the function of a wireless signal is enhanced, the influence of weak signals on use is avoided, sunlight can be shielded, the damage of the wireless AP device caused by long-time irradiation of the sunlight is avoided, and the problem of waste caused by power consumption loss due to long-time standby of the wireless AP device is avoided.

The invention discloses an indoor decoration device, and relates to the technical field of indoor decoration. The indoor decoration device comprises a moving plate, a connecting plate is fixedly connected to the upper end face of the moving plate, a lifting structure is arranged on the connecting plate, a working area is arranged on the upper end face of the lifting structure, a fixing rod is fixedly connected to the connecting plate, a gear is rotationally connected to the fixing rod, the two ends of a moving rod are slidably connected with the connecting plate, a motor is arranged on the moving plate, the upper end face of the lifting plate is rotationally connected with a fixing block, the upper end face of the fixing block is fixedly connected with a supporting plate, the lower end face of the supporting plate is fixedly connected with a connecting rod, a sliding block is slidably connected to the connecting rod, the sliding block is fixedly connected with the lifting plate, and a control device is arranged on the upper end face of the lifting plate. According to the indoor decoration device, the problems that the height of the whole device is inconvenient to adjust, mixed liquid such as paint is inconvenient to stir, and personnel working at high places are inconvenient to protect are solved.

The invention discloses a maintenance and replacement method for a hydraulic disc spring operating mechanism of a 500kV circuit breaker,and belongs to the technical field of power transformation equipment maintenance and replacement. The maintenance and replacement method comprises a hydraulic trolley, wherein a supporting block, a supporting plate and an overhauling and replacing platform are placed on the hydraulic trolley and pushed to the position below the hydraulic disc spring operating mechanism; the hydraulic cart rises until a disc spring part of the hydraulic disc spring operating mechanism is in contact with a supporting module at the upper part of the maintenance and replacement platform; the telescopic module extends to stably support an energy storage part of the hydraulic disc spring operating mechanism; fixing bolts are dismounted, and the hydraulic disc spring operating mechanism is rotated and dismounted; the hydraulic cart is pushed out of an overhauling station, the hydraulic disc spring operating mechanism is fixed to the overhauling and replacing platform through a packing belt, a plurality of supporting legs on the overhauling and replacing platform are tightened downwards to make contact with a supporting plate, and the overhauling and replacing platform is locked; and the supporting plate, the maintenance and replacement platform and the hydraulic disc spring operating mechanism are integrally transferred and conveyed by using another hydraulic cart or forklift. Manpower and material resources are saved, and the maintenance and replacement efficiency is high.

The invention discloses a urine sampling device used in urology, which comprises a collecting plate, a urine taking tube, a liquid tube and a piston head. The upper surface of the collecting plate is equidistantly distributed with a plurality of mounting grooves, and the mounting grooves The urine-taking tube is embedded in the inside of the tube, and the urine-taking tube is arranged in a line and installed on the collecting plate. One end of the urine-taking tube is movable through and installed with a mounting rod, and the other end opposite to the mounting rod is installed with a liquid pipe. , the liquid pipe communicates with the urine taking tube; the liquid pipe includes a fixed tube and a rotating tube that are rotatably connected to each other, one end of the fixed tube is fixedly connected with the urine taking tube, and the other end is rotatably connected with the rotating tube, and the rotating tube One end of the rotating rod is fixedly connected to the center of one side of the fixed pipe, and the other end of the rotating rod penetrates the center of the fixed pipe and extends into the interior of the fixed pipe and is fixedly connected with the barrier plate, which is a fan-shaped structure. The urine sampling device used in urology has reasonable structure, convenient sampling operation and high reliability.

The invention discloses an unmanned aerial vehicle support leg which is easy to disassemble and assemble. Both are fixedly connected with plug-in boards, and the inner side of the support legs is fixedly connected with a reinforcing plate at the bottom of the plug-in board, and the inner side of the reinforcing board is fixedly connected with a connecting plate, and the left and right sides of the top of the connecting board are both A plug-in mechanism is provided. The present invention solves the problem of disassembly and assembly of the existing UAV outriggers by setting the unmanned aerial vehicle body, supporting legs, plug-in boards, reinforcement boards, connecting boards, plug-in mechanisms, first rubber pads and second rubber pads. It is inconvenient, which reduces the efficiency of carrying and affects the convenience of moving and carrying. At the same time, the slow installation speed will cause more time to be spent on assembly for each use, which affects the convenience of use. It has the advantage of convenient disassembly and assembly of the outriggers.

The invention discloses a maintenance platform for an industrial robot. The maintenance platform for the industrial robot comprises a workbench, supporting legs are fixed to the four corners of the lower face of the workbench through bolts, a sinking opening is formed in the middle of the upper face of the workbench, a mounting plate is integrally formed between the positions, close to the lower ends, of the four supporting legs, and a lifting structure is fixed to the upper face of the mounting plate; and a containing plate is fixed to the upper end of the lifting structure through bolts and located under the sinking opening, clamping structures are installed on the front face and the rear face of the workbench and stretch into the sinking opening, and a dustproof structure is installed on the sinking opening. The maintenance platform has the advantages that the industrial robot can be fixed and clamped to a certain degree, and dust can be prevented during maintenance and placement.

The invention discloses a maintenance and replacement method for a hydraulic disc spring operating mechanism of a 500kV circuit breaker, which belongs to the technical field of maintenance and replacement of substation equipment. Place the support block, the support plate and the inspection and replacement platform on the hydraulic trolley and push them to the bottom of the hydraulic disc spring operating mechanism; the hydraulic trolley is raised until the disk spring part of the hydraulic disc spring operating mechanism and the support module on the upper part of the inspection and replacement platform contact; the telescopic module is extended to stably support the energy storage part of the hydraulic disc spring operating mechanism; remove the fixing bolts, rotate and remove the hydraulic disc spring operating mechanism; push the hydraulic trolley out of the maintenance station, and use the packing tape to The hydraulic disc spring operating mechanism is fixed on the maintenance and replacement platform, and the multiple support legs on the maintenance and replacement platform are screwed down to contact the support plate to lock the maintenance and replacement platform; use another hydraulic cart or forklift to remove the support plate , The overhaul and replacement platform and the hydraulic disc spring operating mechanism are handed over and transported as a whole. The invention saves manpower and material resources, and has high maintenance and replacement efficiency.