13results about How to "Avoid shaking phenomenon" patented technology

This utility model discloses an adjustable stool with an anti-shaking seat cushion. The front and rear adjustment plate (27) is fixed with a slide rail mounting base (3). The slide rail mounting base (3) is mounted with a linear guide rail (4) by an internal hex bolt. The linear guide rail (4) is equipped with a linear slider (5). The linear slider (5) is connected to the seat cushion mounting plate (2) by a fastening screw three (26). The seat cushion mounting plate (2) is connected to the seat cushion (1) by a fastening screw two (25). The top of the backrest mounting frame (24) is connected to a backrest cushion (23). A cross plate (15) is hinged between the front and rear adjustment plate (27) and the backrest mounting frame (24). A support tube one (11) is connected to the left side of the cross plate (15), and a support tube two (16) is connected to the right side of the cross plate (15). This utility model allows the seat cushion to move smoothly on the linear guide rail, avoiding shaking during movement, and is convenient and reliable.

The application provides a modern biology laboratory management device, and belongs to the technical field of laboratory management; the device comprises a cabinet body, a partition plate is fixedly connected between the upper and lower inner walls of the cabinet body, a plurality of storage grooves are formed between the partition plate and the cabinet body, a rectangular frame is arranged in the upper storage groove through a front-back moving assembly, a stop lever is fixedly connected between the left and right inner walls of the lower storage groove, a storage box is arranged in the rectangular frame, a lifting assembly is arranged above the rectangular frame, and the lifting assembly is used for lifting and lowering the storage box. Through the arrangement of the lifting assembly and the front-back moving assembly, when it is necessary to take medicine in the upper storage box, the storage box and the rectangular frame are extended out of the storage groove through the front-back moving assembly, and then the lifting assembly lowers the storage box, so that the medicine in the deep part of the cabinet body is conveniently taken out, the medicine on the outside is not easily touched, the situation of being knocked over is avoided, and the device is very convenient to use.

The utility model provides a precast concrete frame beam structure which comprises a first precast fixing plate and a second precast fixing plate, the upper portion of the first precast fixing plate is provided with the second precast fixing plate, the inner side of the first precast fixing plate is provided with a positioning hole, the upper end of the second precast fixing plate is fixedly provided with a positioning block, and the upper end of the second precast fixing plate is provided with a positioning hole. A first adjusting frame and a second adjusting frame are arranged on the outer side of the first prefabricated fixing plate and the outer side of the second prefabricated fixing plate, rotating lead screws are installed in the first adjusting frame and the second adjusting frame, connecting blocks are arranged at one ends of the rotating lead screws, and pressing plates are rotatably installed at the other ends of the rotating lead screws. The first prefabricated fixing plate and the second prefabricated fixing plate can be fixed through cooperation of the positioning holes and the positioning blocks, the overall strength of the frame beam structure can be improved, the acting force of the side faces of the prefabricated fixing plates can be increased by rotating the lead screws, and the side faces of the first prefabricated fixing plate and the second prefabricated fixing plate can be fixed through the pressing plates.

The utility model relates to automatic rotating equipment for rotational molding oil tank machining, belongs to the technical field of rotational molding oil tank machining, and is relatively simple in overall structure, convenient to stably clamp machining mold boxes for rotational molding oil tanks of different specifications, and capable of preventing the machining mold boxes from shaking during rotation. Uniformity of the rotational molding oil tank wall in the forming process is guaranteed, the production quality of the rotational molding oil tank is effectively improved, the normal service life of the rotational molding oil tank is further prolonged, and comprehensive practicability is good. The mounting seat is fixedly welded on the base, and the mounting seat is detachably connected with a driving motor; the first support is fixedly connected to the base, a connecting shaft is rotationally arranged in the first support, and one end of the connecting shaft is detachably connected with an output shaft of the driving motor; the second support is arranged on the base through an adjusting assembly, and one end of the second support is rotationally connected with a rotating shaft.

The invention belongs to the technical field of winding machines, and particularly relates to an extra-thick wire diameter special winding machine which comprises a rack, a workbench is fixedly installed at the top of the rack, a protective cover is fixedly installed on the outer side of the top of the workbench, the workbench is located in an inner cavity of the protective cover, and a support is fixedly installed on the front side of the top of the workbench. The transposition assembly is used for bearing the stator and is arranged on the front side of the top of the workbench; the clamping assemblies are used for clamping the stator, and the clamping assemblies are arranged on the two sides of the top of the workbench. According to the winding machine, the clamping assembly used for clamping the stator and the pressing assembly used for extruding the top of the stator are arranged, so that the problem that the positioning effect is possibly poor in an existing winding machine special for the extra-large wire diameter can be solved, and then the stability of the stator can be improved; and the stator is prevented from shaking during winding.

The utility model discloses a kind of adjustable damping rotating mechanism of SPA bed handrail, belong to cosmetology and physiotherapy equipment technical field.Aiming at the angle adjustment gear limited, operation is complicated, easy to shake and there is hidden danger problem existing in the current SPA bed handrail adopts index pin structure.The mechanism includes handrail mounting plate, rotating frame assembly, controllable gas spring, fixed rotating shaft assembly and rotating assembly;Handrail mounting plate top installs handrail pillow, rotating frame assembly is hinged with handrail mounting plate upper and lower support plate, controllable gas spring is located between the two and is equipped with handle switch to adjust locking height;Rotating assembly contains plane thrust bearing and self-locking nut, can realize horizontal arbitrary angle's stay and damping adjustable, cooperate nylon friction plate can reduce clearance shake and wear, rotating limiting column and buffer rubber sleeve can limit rotation range and provide buffer.The mechanism is used for the height and horizontal angle adjustment of SPA bed handrail, improves the regulation flexibility, operation convenience and use stability.

The invention relates to the technical field of tunneling construction shield equipment maintenance, and discloses a shield tunneling machine hob replacing device and a using method thereof.The shield tunneling machine hob replacing device comprises a working shell, an electric telescopic rod is fixedly connected to one side of the working shell, and a round shell is fixedly connected to the center of the inner wall of the working shell; the movable end of the electric telescopic rod penetrates through the working shell and extends into the round shell, four strip-shaped holes are formed in the periphery of the outer wall of the round shell, the electric telescopic rod is started, the electric telescopic rod drives the round block to move, the round block slides in the round shell, the round block drives the rotating rod to move, and the rotating rod is limited by the round rod; the rotating rod drives the sliding block to slide along the outer wall of the round rod, the sliding block drives the connecting plate to move, the connecting plate drives the annular block to move, the annular block drives the cutter handle to move, the cutter handle drives the hobbing cutter to move, through the limiting hole formed in the working shell, the hobbing cutter moves towards the outside of the working shell through the limiting hole, and therefore cutter changing work is conducted.

The utility model discloses a kind of anti-shaking paving stones, belong to paving stone technical field, including paving stone body, the lower end surface of the paving stone body is fixed with fixed rod, and the side edge of the paving stone body is equipped with first fixed slot, and the upper end surface of the paving stone body is evenly equipped with antiskid groove;Still include: connecting mechanism, set in the inside of the first fixed slot, the side edge of the other of the paving stone body is equipped with second fixed slot, and the inside of second fixed slot is equipped with limiting mechanism, the limiting mechanism and connecting mechanism are mutually cooperated and realize the splicing of two paving stone bodies.The anti-shaking paving stone, even if concrete position appears the phenomenon of cracking and breaking after paving stone is trodden for a long time, adjacent paving stone between can also avoid shaking, so stability when using can be guaranteed.

The invention relates to the field of workpiece machining, and discloses a workpiece surface trepanning device which comprises a workbench, a containing groove is formed in the top face of the workbench, a discharging hole is formed in the inner bottom face of the containing groove, a sliding groove is formed in the rear side of the workbench, and a dust collector is fixed to the inner wall of the discharging hole. A sliding groove is formed in the top face of the workbench, a collecting box is slidably arranged on the inner wall of the sliding groove and connected with a dust collector through a pipeline, a fixing assembly is arranged on the inner wall of the containing groove, a placing plate is fixed to the inner wall of the containing groove, and a driving assembly is slidably arranged on the top face of the workbench. According to the aluminum scrap removing device, through cooperation of the dust collector, the draught fan and the scraping plate, aluminum scraps generated during workpiece drilling and after drilling can be effectively removed, the quality problems that the surfaces of drilled holes are not smooth or the hole diameters are not uniform and the like due to the fact that the scraps generated during drilling remain around the drilled holes or in the drilled holes are effectively solved, and therefore the scraps can be collected, recycled and reused.

The invention belongs to the technical field of elevator installation, in particular to an elevator installation device convenient to assemble and disassemble, and provides the following scheme that the elevator installation device specifically comprises an operation table plate, hanging frames are installed at the two ends of the operation table plate, hanging rings are connected to the tops of the hanging frames in a threaded mode, and installation grooves of strip-shaped structures are formed in the four corners of the top of the operation table plate; and a locking mechanism is fixedly mounted at the bottom of the mounting groove, a circular groove is formed in the middle of the top of the operation table plate, and an adjusting mechanism is fixedly mounted in the circular groove. The locking mechanism moves downwards under the action of gravity, the stopping mechanism is pushed to move outwards, gravity self-locking fixing of the operation table plate on the wall face of the elevator shaft is completed through clamping of the locking mechanism, the stopping mechanism and the wall face of the elevator shaft, an installation person can limit and fix the hoisted elevator guide rail through the guide rail positioning mechanism, and the installation efficiency is improved. And the shaking phenomenon during installation of the elevator guide rail is avoided, and the safety and convenience of installation of the elevator guide rail are improved.

The utility model discloses a turnover processing frame for spring mattress production, which comprises a processing table, vertical plates, an adjusting seat and a turnover box, the vertical plates are movably connected to two sides of the inner wall of the processing table, the adjusting seat is fixedly connected to the outer sides of the vertical plates, the turnover box is fixedly connected to the top of the adjusting seat, the vertical plates are fixedly mounted on the inner side of the turnover box, and the vertical plates are fixedly mounted on the inner side of the turnover box. Transverse plates are arranged on the two sides of the inner side of the vertical plate. By arranging the vertical plates, the transverse plates, the sliding rods and the adjusting assemblies, the vertical plates can effectively fix the two sides of a mattress, the adjusting assemblies drive the transverse plates to fix the front side and the rear side of the mattress, and therefore the four edges of the mattress can be fixed, and the problem that when the mattress is clamped and overturned through the overturning frame, the mattress cannot be clamped and overturned is solved. The problems that only one side of a mattress can be fixed through the turnover frame, the mattress is inclined and deviated when the turnover frame is turned over, and the mattress is bent, deformed and damaged seriously, so that the processing quality of the mattress is affected are solved.

This invention belongs to the field of calcium carbonate processing technology, specifically a carbonation tower for processing nano-calcium carbonate. It includes a U-shaped base; a tower body located within the opening of the U-shaped base; a complex mixing device mounted on the U-shaped base; the complex mixing device includes rotating shafts installed on opposite sides of the U-shaped base; the opposite ends of the two rotating shafts are connected to the outer wall of the tower body; a pressure-bearing circular plate located inside the U-shaped base; the pressure-bearing circular plate is located at the bottom of the tower body, and the two are in contact; and a pressure-relieving and energy-delaying mechanism is mounted on the pressure-bearing circular plate. This allows the gas and liquid to continuously oscillate left and right within the tower body, constantly dispersing their distribution, avoiding dead zones during stirring, and preventing material agglomeration and density stratification. The constantly changing positions of the gas and liquid within the tower body facilitate stirring and enhance gas-liquid contact, not only improving the production quality of calcium carbonate but also further reducing the application limitations of the carbonation tower.

This utility model relates to the field of coating machines and discloses a coating structure for a coating machine, including two placement slots, which are respectively opened on the front and rear sides of a worktable. A coating module is fixed on the top surface of the worktable. Electric slide rails are fixed on both the left and right sides of the inner wall of the worktable. A connecting frame is fixed on the slider of the electric slide rail. A sliding column is fixed on the inner wall of the connecting frame. A first spring is wound around the outer wall of the sliding column. A scraper is slidably arranged between the two connecting frames. The inner wall of the scraper has a liquid inlet hole. In this utility model, through the cooperation of the electric slide rails, scraper, scraper strip, and removal strip, the residual coating after coating on the bottom surface of the worktable can be scraped off, allowing the scraped material to be centrally processed, ensuring the cleanliness of the bottom surface of the worktable, effectively preventing the residual coating on the bottom surface of the worktable from contaminating subsequent materials, thereby improving the coating effect of the materials.