78results about How to "Realize free lifting" patented technology

The invention discloses an automatic white board storing and fetching apparatus for correction of a field spectral imaging system. The apparatus comprises a supporting platform; an elevating platform, which is located above the supporting platform; an elevation driving mechanism, which is mounted on the supporting platform to drive the elevating platform to move up and down; a white board box, which is arranged on the elevating platform and provided with a box door; a white board supporting member, which is located in the white board box and used for fixing a white board; and a telescoping driving mechanism, which is installed in the white board box and used for driving the white board supporting member to enter and exit from the box door; wherein the elevation driving mechanism comprises a vertical screw installed on the supporting platform in a rotary way, a thread bush fixed on the elevating platform and matched with the screw, a gear shaft horizontally installed on the supporting platform, an elevating motor in linkage with the gear shaft, and a first bevel gear and a second bevel gear which are respectively mounted on the gear shaft and the vertical screw and matched with each other. The apparatus provided by the invention more reliably guarantees accuracy of information acquired in later experimental process.

A biophysical warm-tonification medicinal moxibustion instrument adopting traditional Chinese medicine comprises a lead-in device, a medicine reaction chamber, a telescopic device and a smoke purification device. The lead-in device comprises a semispherical cover with the open side down, a reflection board is arranged on the inner side of the cover, an ash isolation net is arranged at the bottom end of the cover and fixedly clamped to the cover, a cavity formed between the ash isolation net and the reflection board serves as a medicine reaction chamber, and a bag filled with traditional Chinese medicine is put in the medicine reaction chamber. The top end of the medicine reaction chamber is provided with a smoke outlet which is communicated with a smoke inlet of the telescopic device, a smoke outlet of the telescopic device is communicated with a smoke inlet of the smoke purification device, and the bottom of the smoke purification device is provided with an air outlet. The instrument is characterized in that a heat insulation layer is arranged between the cover and the reflection board. The biophysical warm-tonification medicinal moxibustion instrument adopting the traditional Chinese medicine has the advantages that the instrument is flexible in use and convenient to operate, heat generated by burning of the bag filled with the traditional Chinese medicine is less prone to dispersion and can act on acupoints for a long time, and curative effects are multiplied due to concentrated lasting fire power.

The invention discloses a simple dining trolley, which belongs to the technical field of catering equipment. The technical problem to be solved by the invention is to solve the problem that the distance between the partitions of each layer in the prior art cannot be freely adjusted according to the height and volume of the items The problem of distance. The technical scheme adopted is: including the top box, support frame, bottom plate and universal wheels; a pair of support frames are symmetrically arranged between the top box and the bottom plate, and the bottom surface of the top box and the top surface of the bottom plate are respectively fixedly connected with the support frame, The direction wheels are arranged on the four top corners of the bottom plate; the characteristic is that there is a lifting device between the top box and the bottom plate, and the lifting device includes a lifting horizontal plate and connecting pieces; the connecting pieces are vertically arranged and multiple connecting pieces are sleeved on the On the supporting frame, the lifting horizontal plate is arranged parallel to the bottom plate, and the top corners of at least two lifting horizontal plates are respectively connected with the connecting piece.

The invention provides a double-head rotary lifting emulsion bottle, and the bottle comprises a bottle body, a rotary cover and an outer cover; the rotary cover is arranged on the bottle body in a sleeving mode, the outer cover is arranged on the rotary cover in a sleeving mode, and a first lifting block and a second lifting block which are in sliding connection with each other are arranged in therotary cover. Positioning columns are symmetrically arranged on the surface of the first lifting block and the surface of the second lifting block, and lifting grooves corresponding to the positioning columns are symmetrically formed in the rotary cover; during use, the outer cover is rotated, and the positioning column slides along the lifting groove, so that the first lifting block and the second lifting block ascend and descend. According to the double-head rotary lifting emulsion bottle, different cosmetics are added into the emulsion bottle at the lower end of the double-head rotary lifting emulsion bottle, two kinds of cosmetics can be placed in one product, use or carrying is more convenient, the pressing cover on the first lifting block or the second lifting block is placed in theouter cover after storage, and therefore the double-head rotary lifting emulsion bottle is more convenient to use and carry. And the situation of cosmetic leakage caused by accidental pressing is avoided.

The invention relates to the technical field of doors and windows, and particularly relates to an electric lifting door and window. The electric lifting door and window comprises a window frame / door frame and a movable window sash capable of sliding up and down along the window frame / door frame. A driving device is provided with a transmission shaft driven by a lifting motor. The transmission shaft is horizontally arranged, and the two ends of the transmission shaft extend out of the two opposite side faces of the movable window sash correspondingly and are each fixedly provided with a gear. Racks are fixedly arranged on the left inner side wall and the right inner side wall of the window frame / door frame correspondingly. The gears are engaged with the racks. Along with rotation of the lifting motor, under the interaction of the gears and the racks, the movable window sash is driven to slide up and down along a sliding rail on the inner side face of the window frame / door frame, and accordingly the movable window sash is opened or closed. According to the electric lifting door and window, the transmission shaft is driven by the lifting motor to extend out in two directions, the movable window sash is driven to slide up and down in cooperation with the gears and the racks, movement is stable, friction force is small, simpleness and high efficiency are achieved, movement is flexible, the clamping stagnation delay phenomenon is avoided, the occupied space is small, and cost is saved.

The invention discloses a sludge cleaning device for water conservancy ecological environment protection and a cleaning method thereof, belonging to the technical field of water conservancy engineering. A sludge cleaning device for water conservancy and ecological environment protection, comprising a hull and a swirl column, the other end of the swirl column is fixedly connected with a negative pressure column, the side wall of the swirl column is fixedly connected with a feed pipe, and one end of the feed pipe is rotatably connected There is a diversion pipe, the bottom of the diversion pipe is connected with a dredging column, the dredging column is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a drive shaft, one end of the drive shaft is fixedly connected with a spiral plate, and the drive shaft The other end is fixedly connected to the propeller; the worm drives the dredging column to rotate through the rocker mechanism; the negative pressure column is fixedly connected to the spray pipe, the top of the spray pipe is provided with a spray assembly for irrigation, and the positioning shaft is provided with a device for adjusting the rotation angle of the diversion pipe. The adjustment assembly; the invention not only reduces the difficulty of dredging, but also further ensures the high efficiency, rationality and accuracy of sludge cleaning.

The invention relates to a lifting automatic pre-overhaul device for water conservancy projects, which belongs to the technical field of water conservancy pre-overhaul equipment, and includes a support frame. An inspection box is vertically moved on the support frame. The upper part of the inspection box is opened and the interior is hollow. , the support frame is provided with a lifting assembly that drives the inspection box to lift in the vertical direction, and a storage box for storing decorative panels is arranged in the inspection box, and a side opening is opened on one side of the inspection box. A hammering device is provided on the side of the box close to the side opening, and the hammering device is used to crush the damaged decorative panels. A debris groove is provided on the storage box and directly below the hammering device. It has the advantages of reducing the risk system for workers and facilitating the removal of decorative panels.

The invention discloses a lifting-type rotating platform which comprises a driving motor, a rotating disc, a supporting seat and a transmission mechanism. The rotating disc is placed on the supportingseat and relatively rotates freely. The supporting seat is located on the side face of the driving motor. The transmission mechanism comprises a transmission shaft, a first transmission gear and a second transmission gear. The upper end of the transmission shaft is perpendicularly connected to the lower portion of the center of the rotating disc. The first transmission gear is connected to the lower end of the transmission shaft. The second transmission gear is connected to the rotating shaft end of the driving motor. The first transmission gear and the second transmission gear are in gear transmission connection. The transmission shaft is arranged as a retractable rod. A lifting mechanism for jacking the supporting seat to move up and down is arranged on the lower portion of the supporting seat. The lifting-type rotating platform is simple in overall structure and convenient to operate and use and can rise and fall freely, thus the rotating position of the lifting-type rotating platform can be adjusted freely according to the need, and practicability is high.

The invention discloses lifting track equipment for film and television shooting facilities and a using method thereof, and relates to the technical field of film and television facilities.The liftingtrack equipment comprises a base, a second connecting shaft is movably connected to the upper surface of the base through a rolling bearing, and a third gear is fixedly connected to the second connecting shaft. According to the lifting track equipment for the movie and television shooting facilities and the using method thereof, a rocker is rotated to drive the second connecting shaft to rotate,the second connecting shaft rotates to drive the third gear to rotate, and the third gear rotates to drive a first gear and a first connecting shaft to rotate through meshing transmission. When the first gear rotates, second gears on the left side and the right side and a fixing barrel are driven to rotate through meshing transmission. The problems that most existing track equipment for shooting facilities does not have the lifting function, field workers utilize different objects to lay a track when the height is adjusted, the stability and the flatness of the track cannot be ensured by adjusting the height of the track by using a cushion block, so that the shooting effect is influenced are solved.