10results about How to "Realize the height adjustment function" patented technology

The utility model relates to a height-adjustable SB-grade guardrail which comprises a stand column, an anti-blocking block is fixedly installed on the stand column, a wave-shaped guardrail is detachably and fixedly installed on the anti-blocking block, the anti-blocking block comprises a front side plate and a rear side plate which are symmetrically arranged, and a connecting part is arranged on the upper portion of the side, connected with the wave-shaped guardrail, of each side plate. A top plate is arranged on the side, connected with the wave-shaped guardrail, between the tops of the two side plates, a mounting cavity is formed in the side, away from the wave-shaped guardrail, of each side plate, the mounting cavity is defined by a first limiting plate, a second limiting plate and the two side plates, the first limiting plate is fixedly connected between the interiors of the two side plates, and the second limiting plate is fixedly connected between the interiors of the two side plates. The second limiting plate is fixedly connected between the sides, away from the wave-shaped guardrail, of the two side plates. Adjusting hole sets are formed in the positions, corresponding to the mounting cavities, of the stand columns, and mounting hole sets are formed in the side plates. According to the utility model, a height adjusting space is reserved for paving the road surface, the SB-level protection level is maintained, the construction is simple and convenient, the cost is low, the compatibility is strong, and the green road construction concept is met.

The utility model discloses a fire hydrant device for fire-fighting early warning, and relates to the technical field of fire hydrants. The fire hydrant device for fire early warning comprises a fire hydrant body, a driving mechanism is arranged on the outer side of the fire hydrant body, a buffer structure is arranged on the outer side of the driving mechanism, the driving mechanism comprises a fixing frame, and an electric hydraulic push rod is fixedly installed on the inner wall of the fixing frame; a connecting rod is fixedly installed at the movable end of the electric hydraulic push rod, and a lifting frame is installed at the other end of the connecting rod. An electric hydraulic push rod on the inner side of the fixed frame can be used for controlling the lifting frame through a connecting rod to realize a height adjusting function, so that the total height of the fixed frame and the lifting frame is flexibly adjusted according to the actual use requirement and the idle state of the fire hydrant main body, and the use convenience of the fire hydrant is ensured; and meanwhile, safety protection in a non-use state is also guaranteed, so that an all-around protection effect is achieved.

The utility model relates to a kind of plate type support height adjustment device, including intermediate steel plate and lower pelvic cavity, the upper support plate type support of intermediate steel plate, the lower pelvic cavity has the recess matched with the intermediate steel plate, the intermediate steel plate is placed in the recess of the lower pelvic cavity, the lower pelvic cavity is provided with filling channel, one side of the filling channel is the import exposed to the outer surface of the lower pelvic cavity, the other side is the outlet extended into the recess;By filling medium in the recess is filled to filling channel, with the increase of filling medium, the intermediate steel plate is jacked up, and the height of the plate type support is adjusted.The utility model has the advantages that:it is suitable for various plate type rubber supports, including circular, rectangular, fixed support, movable support;Plate type support height adjustment function can be realized, stress condition of support is guaranteed by height adjustment, and voiding phenomenon is avoided;Simple structure, relatively small cost increase;Convenient to use, reusable, suitable for promotion.

The utility model relates to the technical field of air bubble film processing, and solves the problems that in the air bubble film conveying and cutting period, due to the fact that an air bubble film has certain plasticity and is loosened in the moving process, the cutting position deviates, cutting is not accurate, and meanwhile dust on the surface of the air bubble film influences the cutting quality. The adjustable cutting device for air bubble film processing comprises a processing table, side plates are arranged on the two sides of the processing table, rolling rods are arranged on one sides of the side plates, a moving roller is arranged on the other side of the top of the processing table, and a motor is arranged at one end of the processing table; the output end of the motor penetrates through the side plate on one side and is fixedly connected with one end of a moving roller, the other end of the moving roller is rotationally connected with the other side plate, a longitudinal sliding groove is formed in the surface of the side plate on one side, a sliding block is slidably connected into the sliding groove, a connecting block is arranged on the back face of the side plate and located below the sliding groove, and the top of the connecting block is rotationally connected with a threaded lead screw; the surface of the threaded lead screw is in threaded connection with a driving block which is fixedly connected with the back face of the sliding block.

The utility model provides an adjustable steel bar rack, which belongs to the technical field of tunnel construction, and comprises a bottom frame, moving wheels, a steel frame, a top frame fixed at the top end of the bottom frame, and stretching structures arranged at the two sides of the steel frame, the lifting structure comprises a connecting sleeve fixed to one side of the bottom frame, a supporting plate fixed to the bottom end of the supporting stand column and locking assemblies arranged on the two sides of the supporting stand column. The hydraulic cylinder stretches to push the steel frame to move upwards, the overall height of the device is adjusted, the double-output-shaft motor is started to drive the screw to rotate, and the position of the connecting sleeve is locked, so that the height adjusting function of the device is achieved, the device can adapt to variable clearance heights of different mileage sections of a high-speed rail tunnel, construction feasibility is guaranteed, and construction universality is improved; the rack is prevented from being frequently replaced or transformed due to tunnel height difference, and cost and time are saved.

The utility model provides a cart for internal medicine nursing, which belongs to the technical field of medical equipment and comprises a bottom frame, universal wheels, a storage cabinet and a storage box, the universal wheels are fixed at four corners of the bottom end of the bottom frame, the storage cabinet is fixed at the top end of the bottom frame, and the storage box is mounted at the top end of the storage cabinet. The stretching structure comprises guide seats fixed to the two sides of the top end of the shell, a movable plate fixed to the top end of the sliding block, a synchronous assembly arranged at the bottom end of the movable plate, a suspension fixed to one side of the top end of the containing table, and a push handle fixed to one side of the top end of the bottom frame. According to the utility model, by pulling a group of moving plates, the synchronous rod and the cantilever drive the two moving plates to move synchronously, so that the area of the placing table is expanded, the extension function of the worktable of the device is realized, and the surface area of the worktable of the device can be expanded, so that more medical equipment and nursing materials can be accommodated; and the requirements of frequently replacing and moving articles are reduced, so that the continuity and efficiency of nursing work are improved.

The utility model relates to a turnable tire retreading support device, which comprises a support frame and a turning assembly, the turning assembly is positioned on one side of the support frame, the turning assembly comprises a transmission case, a rotating shaft and a hydraulic rod I, the rotating shaft is rotatably connected to the outer wall of one side of the transmission case, and a transmission gear is arranged at one end of the rotating shaft positioned in the transmission case; the first hydraulic rod is fixedly arranged on the outer wall of one side of the transmission box, a toothed plate is arranged on an output shaft of the first hydraulic rod and meshed with the transmission gear, a guide plate is fixedly arranged on the inner wall of the transmission box, the toothed plate is slidably connected to the outer portion of the guide plate in a sleeving mode, and a mounting disc is arranged at the other end, away from the transmission gear, of the rotating shaft. According to the tire overturning device, the fixing frame can be overturned, so that a tire fixed on the fixing frame can be overturned, the tire does not need to be disassembled and fixed repeatedly when different positions on the tire are maintained, and the tire overhauling and renovating efficiency can be improved.

The utility model provides an adjustable high-precision steel truss assembly jig frame, which relates to the technical field of steel truss assembly equipment and comprises a longitudinal beam mechanism, a vertical column mechanism is arranged at the top of the longitudinal beam mechanism, a cross beam mechanism is arranged at one end of the longitudinal beam mechanism, and an assembly mechanism is arranged at the other end of the longitudinal beam mechanism. The two groups of longitudinal beams are symmetrically distributed, the longitudinal adjustment function is conveniently provided, the motor is provided with installation support through the fixing plate, the sliding block is rotationally adjusted through the adjusting lead screw, the longitudinal adjustment function is further achieved, the side supporting strips are distributed on the two sides of the longitudinal beams, the stability of side supporting is improved, and the service life of the side supporting strips is prolonged. A stable side supporting effect is provided for the motor through the right-angle frame, then the stability of the motor in the using process is guaranteed, a sliding adjustment space is provided through the sliding groove, then the sliding and guiding effects are conveniently provided for the sliding block in the longitudinal adjustment process, and the rapid and high-precision adjustment function is achieved.

The utility model discloses a patient transfer device for operating room nursing relates to medical equipment technical field, including device body, second screw rod and installation box, the one side inner wall of device body is installed with servo motor, the both ends outer wall of first screw rod, third screw rod and second screw rod all are installed with mobile sleeve, and all through the pivot swing joint of support plate between the top of mobile sleeve, the both ends of device body all are installed with guardrail. The utility model discloses utilize servo motor work to make first screw rod and third screw rod rotate, through synchronous belt drive second screw rod and one side third screw rod rotate simultaneously, and the thread cooperation makes the mobile sleeve of first screw rod, third screw rod and second screw rod both sides drive the one end of support plate and can move inwards or outward, while support plate can move upwards or downwards, and the height of bed board is adjusted, and the height of bed and bed is consistent, and the inconvenient adjustment problem is solved.

This utility model relates to the field of power cement pole technology and discloses a multi-layer reinforced prestressed power cement pole, including a main pole. Multiple support shells are fixedly connected to the top of the main pole, and an outer shell is fixedly connected to the top of each support shell. A motor is fixedly connected to the inner wall of the outer shell, and a lead screw is fixedly connected to the output end of the motor. A slider is threadedly connected to the outer wall of the lead screw, and multiple sliding cables are installed at the top of the slider. A collar is slidably connected to the outer wall of the main pole, and multiple mounting plates are fixedly connected to the outer wall of the collar. Multiple mounting rings are fixedly connected to the top of each mounting plate. An auxiliary stabilizing component is provided at the bottom of the main pole. In this utility model, the motor drives the lead screw to rotate, which in turn drives the slider to slide. The slider then drives the sliding cables to slide up and down against the collar fitted on the outside of the pole, achieving the height adjustment function of the power cable installation component, which can adapt to the installation of power cables at different terrain heights.