14results about How to "Push and pull smoothly" patented technology

The utility model relates to the technical field of aluminum alloy doors and windows, in particular to an aluminum alloy door and window sliding rail and an aluminum alloy door and window which comprise an aluminum alloy window frame, the aluminum alloy door and window is arranged on the inner side of the aluminum alloy window frame, a handle is fixedly connected to one side of the aluminum alloy door and window, and a dividing strip is fixedly connected to the bottom end of the inner side of the aluminum alloy window frame. A first fixed rod is fixedly connected to one side of the dividing strip, and a first rotating shaft is fixedly connected to the end, away from the dividing strip, of the first fixed rod. According to the device, the dividing strip, the first fixed rod, the first rotating shaft, the first limiting wheel, the sliding groove, the groove, the wheel shaft, the rolling wheel, the second fixed rod, the second rotating shaft and the second limiting wheel are arranged; the aluminum alloy door and window can be pushed and pulled more smoothly, and noise caused by increased friction force due to long-time use of the aluminum alloy door and window can be prevented.

The utility model discloses a novel aluminum-clad wood sliding door structure which comprises an installation frame, one side of an installation buckling block is fixedly connected with a supporting plate, the rear side of the supporting plate is fixedly connected with a cushion block, a locking buckling groove is formed in the edge of the front side of a first door plate, and a locking buckling block is installed on the inner wall of the locking buckling groove in an inserted mode. The locking buckle block is fixedly connected with the rear side edge of the second door plate, and pulleys are embedded in the two sides of the lower ends of the first door plate and the second door plate. According to the novel aluminum-clad wood sliding door structure, supporting and hoisting sliding can be conducted through the sliding blocks, the sliding rails, the sliding balls and the pulleys, pushing and pulling are more stable, the sliding blocks can be rapidly disassembled and assembled through the splicing insertion blocks, the second locking rotary knobs and the splicing insertion grooves, maintenance and use are convenient, the glass blocks can be clamped, supported and fixed through the supporting plates and the cushion blocks, vibration buffering is conducted, and the service life of the sliding door is prolonged. In addition, quick disassembly and assembly can be conveniently achieved through the installation buckling block, the first locking rotary knob and the installation buckling groove, and use is convenient.

The utility model provides a steel reinforcement framework lowering auxiliary device. The steel reinforcement framework lowering auxiliary device comprises a circular-ring-shaped positioning base plate, a cylindrical-ring-shaped supporting base coaxially fixed to the positioning base plate and a plurality of positioning assemblies arranged in the circumferential direction of the supporting base at equal intervals. The positioning assembly comprises a driving telescopic assembly, a supporting plate and a positioning rotating wheel assembly. The telescopic end of the driving telescopic assembly stretches into the inner side of the supporting base and stretches out and draws back in the radial direction of the supporting base. The supporting plate is fixed to the telescopic end of the driving telescopic assembly. The positioning rotating wheel assembly comprises a shaft seat installed on the supporting plate, a rotating shaft rotationally installed on the shaft seat and a rotating wheel fixed to the rotating shaft, and the axial direction of the rotating wheel is perpendicular to the axial direction of the supporting seat. The drive telescopic assembly drives the positioning rotating wheel assembly to move in the radial direction, so that rotating wheels make contact with the reinforcement cage, and the rotating direction of the rotating wheels adapts to the lowering direction of the reinforcement cage. According to the auxiliary device for lowering the steel reinforcement framework, the hole entering efficiency of the steel reinforcement framework can be improved, the steel reinforcement framework is prevented from deviating and inclining in the lowering process, and the centering precision is improved.

The utility model relates to the technical field of low-voltage switch cabinets, and discloses an anti-jamming draw-out type low-voltage switch cabinet which comprises a box body, the front side of the box body is rotatably connected with a plurality of opening and closing doors, the left side and the right side of the box body are slidably connected with a plurality of fixing plates, and the four corners of each fixing plate are in threaded connection with a plurality of bolts. A plurality of rail grooves are formed in the left side and the right side of the box body, a plurality of pulleys are rotationally connected to the upper side and the lower side of the inner wall of each rail groove, T-shaped sliding blocks are slidably connected to the interiors of the rail grooves, bearing assemblies are fixedly connected to the close sides of every two T-shaped sliding blocks, and a plurality of cavities are formed in the front side of the box body. According to the utility model, the frictional resistance during sliding can be reduced, and the drawer can be pushed and pulled more smoothly, so that the occurrence of a blocking phenomenon is prevented, accidental movement in a non-operation state is avoided, and the risk of injury or equipment damage possibly caused by accidental sliding of the drawer is reduced.

This utility model discloses a portable antenna base for microwave communication, including a support base. A second baffle is inserted into the inner wall of the first baffle, and a third baffle is inserted into the inner wall of the second baffle. A first locking knob is inserted into the upper edge of one side of the first and second baffles, and a second locking knob is inserted through the lower end of one side of the first baffle. This portable antenna base for microwave communication can be bolted on using a first fixing bolt, a mounting plate, and a mounting plate. Different shaped mounting plates can be fixed using the matrix screw holes of the mounting plate, resulting in better installation adaptability. It can be easily pushed and pulled using a push-pull handle and rollers, and can be stably supported and fixed using threaded sleeves and threaded rods, ensuring stable installation. The first, second, and third baffles can be flipped and unfolded to form a protective structure, and can be powered by a lithium battery.

This invention relates to the field of vehicle-mounted refrigeration equipment technology, specifically to a drawer slide structure, a vehicle-mounted refrigerator, and its assembly method. The drawer slide structure includes a slide rail and a drawer. The slide rail includes a sliding part and a fixed part, with the sliding part slidably connected to the fixed part. A drawer mounting plate is connected to the bottom of the drawer, and the mounting plate is fixedly connected to the sliding part of the slide rail. The fixed part is fixedly connected to a base, which is fixedly connected to the inner liner of the vehicle-mounted refrigerator. A drawer locking groove is connected to the bottom of the drawer. A locking connector is connected to the drawer mounting plate, and the connector engages with the locking groove. This invention creatively solves the problems of existing drawer slide structures, such as inconvenience in disassembly, limited load-bearing capacity, and poor operational stability, demonstrating significant progress and practical value.

This utility model belongs to the field of sliding door technology, and in particular to an anti-sway sliding door. The anti-sway sliding door includes a first sliding door, a second sliding door, and an upper track. The tops of the first and second sliding doors are respectively arranged in the upper track, and the bottoms of the first and second sliding doors are respectively provided with a first lower track and a second lower track. The first and second lower tracks are respectively provided with lower tracks for rolling along the ground. The first and second lower tracks are also respectively provided with a first side track and a second side track. A first anti-sway kit is provided between the first and second side tracks. When the first and second sliding doors are pushed and pulled left and right, the first anti-sway kit prevents the first and second sliding doors from swinging in opposite directions, making the sliding process more stable and providing a better user experience.

The utility model relates to the technical field of electronic equipment accessories, in particular to a film pasting device and a film pasting assembly, the film pasting device comprises a bottom shell and an operation assembly, the bottom shell is in sliding connection with the operation assembly, the operation assembly comprises a support shell, a floating plate and a film pressing assembly, one end of the floating plate is connected with the support shell, and the film pressing assembly is connected with the floating plate. The film pressing assembly is arranged on the side, facing the bottom shell, of the floating plate. One end of the floating plate is connected with the support shell, the floating plate and the support shell form a cantilever beam structure, the film pressing assembly can float up and down relative to the bottom shell, the structure is simple, production and assembly are easy, and the up-down floating enables the pressure applied by the film pressing assembly to be uniform and unified; the film pressing assembly floats up and down to achieve full attachment of the attached film, the attaching effect of the attached film is effectively improved, bubbles generated in the film attaching process are extruded out, the operation assembly can be smoothly pushed and pulled in the film attaching process to conduct back-and-forth transmission, and the whole film attaching process is more stable.

The utility model discloses an aluminum alloy sliding window which comprises an installation door frame and two sliding window bodies, a plurality of limiting strips are arranged on the inner walls of two second limiting sliding grooves in a sliding mode, a protective rod is fixedly arranged at one end of each limiting strip, connecting grooves are formed in the two ends of the two sides of each protective rod, a connecting rod is arranged between every two protective rods, and the connecting rods are connected with the sliding window bodies. The outer walls of the two ends of each connecting rod are rotationally connected with the inner walls of the corresponding connecting grooves correspondingly. According to the protective device, the limiting strips slide in the two second limiting sliding grooves to drive the corresponding protective rods to move up and down on the side where the door frame is installed, and meanwhile the connecting rods are folded to support the protective rods, so that the protective rods protect the outer side of the door frame at equal intervals to protect the door frame; the connecting shaft is pulled to clamp the hook on the outer wall of the bottommost protection rod, after the hook is released, the hook restores to the original position through the elasticity of the spring to fix the position of the whole protection rod assembly, an anti-theft window does not need to be additionally installed for protection, the cost is reduced, and meanwhile the installation difficulty is reduced.

The utility model discloses a kind of aluminium alloy door and window slide rail optimization structure, it is related to door and window technical field.The utility model includes frame, the track is opened in the frame inner cavity, the frame inner cavity is provided with window body;The frame inner cavity is provided with dustproof assembly, the dustproof assembly includes collection groove, the collection groove is opened in frame inner bottom, the collection groove top is slidably connected with opening and closing plate.The utility model can make window body one side abutment block to exert extrusion force by push-pull opening and closing window body, promote abutment block to displace, and then drive connecting strip to move, so that opening and closing plate can be opened, and by the scraper and brush head of window body bottom movement, dust, accumulated water and other impurities accumulated inside slide rail can be pushed into specially set collection groove, the design can ensure that slide rail inside always keeps clean, avoid impurities accumulation to produce adverse effect on door and window opening and closing, improve the maintenance convenience and overall aesthetic degree of window body.

The utility model discloses a pulley assembly which comprises a wheel carrier and a pulley block installed on the wheel carrier, and the pulley block is provided with more than two pulleys arranged in the left-right direction. The pulley is mounted on the wheel carrier in an up-and-down moving manner; wherein the pulley is provided with a wheel and a wheel shaft, the wheel is installed on the wheel frame through the wheel shaft, and the wheel shaft is installed on the wheel frame in an up-and-down movable mode; adjusting wheels are arranged on the portions, on the left side and the right side of the wheel shaft, of the wheel frame, the adjusting wheels can be installed on the wheel frame in a left-right moving mode, and the wheel shaft makes contact with the adjacent adjusting wheels. Thus, the adjusting wheels are arranged on the pulleys and used for adjusting the heights of the wheels in a self-adaptive mode, the wheels in each row can make effective contact with the rails, stress of each wheel is balanced, the doors and the windows can be pushed and pulled more smoothly, abrasion between the wheels and the rails can be reduced, and the service life of the pulley assembly and the service life of the doors and the windows are prolonged.

The utility model discloses a sliding door and window pulley structure, which relates to the technical field of door and window accessories, and comprises a pulley base, the pulley base is of a horizontal U-shaped structure, a plurality of pulley connecting rods are fixedly connected between two vertical plates of the pulley base, the pulley connecting rods are connected with a pulley support, and the pulley support is connected with the pulley base. A plurality of support connecting rods are fixedly connected to the pulley support, pulley blocks are connected to the support connecting rods, every two pulley blocks are arranged side by side in the width direction of the pulley base, and a plurality of pulley blocks are arranged in the length direction of the pulley base; a side top seat is fixedly arranged on one side of the pulley base, a jacking bolt is in threaded connection with the side top seat, and the jacking bolt is in threaded connection with the side wall of the pulley support; the width of the pulley bracket is less than half of the length of the support connecting rod, so that the pulley block can be adjusted in position along the direction of the support connecting rod, the assembly error of the door and window assembly structure can be effectively eliminated, and the sliding stability of the door and window is ensured.