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

The invention discloses a computer case with dustproof and moisture-proof functions. The computer case includes a base and a case body. The upper surface of the base is provided with the case body, and a fixed heat dissipation plate is arranged on the back side of the case body. The case body is internally provided with a chute, the chute is located on the right side of the fixed heat dissipationplate, a slidable heat dissipation plate is slidably installed in the chute, and a spring is connected between the lower side of the slidable heat dissipation plate and a partition. The computer casecan randomly switch a moving state or a static state and facilitate the movement; when the case is not used, by causing the case body to be in a sealed state, outside dust and damp air are prevented from entering the case body, so that the internal cleanliness of the case body is ensured, the case body internally does not need to be often cleaned, and the time is saved. At the same time, the dampair can also be prevented from causing oxidative damage to internal parts of a mainframe, and the service life of the product is greatly improved.

The invention provides a stress control type crude oil wax deposition device. The device comprises a wax deposition cylinder, a sample cylinder, a low-resistance rotating mechanism, a high-speed rotating mechanism, a constant-temperature oil bath, a lifting mechanism, a constant-temperature water bath, a measuring system, an electric control system and a data acquisition and processing system, the temperature control is performed on crude oil and the wall surface of the wax deposition cylinder through the constant-temperature oil bath and the constant-temperature water bath to achieve the required temperature; the sample cylinder can rotate through a computer data acquisition system, the low-resistance rotating mechanism and the high-speed rotating mechanism, and the rotational speed can be set; and the lifting of the wax deposition cylinder can be regulated through the lifting mechanism. Crude oil wax deposition regular experiments under different oil temperatures, wall temperatures and rotational speeds can be performed by changing the temperature of the constant-temperature oil bath and the constant-temperature water bath, as well as the rotational speed of the sample cylinder.

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.

The invention relates to a lifting apparatus of a transport platform truck. The transport platform truck comprises a delivery platform. The lifting apparatus comprises a pair of stringers, four outriggers, at least a set of boom apparatus and at least a set of power apparatus, wherein the stringers are arranged on both sides of the delivery platform, the outriggers are arranged below the stringers and are provided for supporting the stringers, the boom apparatus is arranged on the stringers and is provided for lifting cargos, the power apparatus is matched with the boom apparatus and drives the boom apparatus to act. According to the transport platform truck with the lifting apparatus provided by the present invention, the boom apparatus can freely lift the cargos, the normal delivery of the cargos on the delivery platform can be ensured so as to effectively improve the work efficiency.

The invention discloses a double-flavor hotpot of an electric lifting structure. The hotpot comprises an outer hotpot body. A partition plate is arranged in the middle of the outer hotpot body, so that two hotpot cavities are formed. Each hotpot cavity is internally provided with an inner hotpot body. The inner hotpot bodies are connected with a vertically-arranged lifting device. The lifting device comprises a lifting device shell, and a battery, a circuit board, a motor, a speed reducer, a connecting rod and a screw rod which are arranged in the lifting device shell. The battery, the circuit board and the motor form an electric loop. An output shaft of the motor is matched with the screw rod through the speed reducer. The lower end of the connecting rod is fixed to the partition plate. The upper end of the connecting rod is connected with a nut matched with the lifting device shell in shape. The nut is in threaded fit with the screw rod. The inner hotpot bodies are fixed to the lifting device shell. The circuit board is in signal connection with the controller. The double-flavor hotpot has the advantages that the structure is simple, operation is convenient, electric lifting of the inner hotpot bodies is controlled through the controller easily and conveniently, and the food material cooking time can be well controlled.

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 hotpot cooker with a lifting structure. The hotpot cooker with the lifting structure is characterized in that a hotpot cavity is arranged in an outer cooker body, an inner cooker body is arranged in the hotpot cavity, a lifter is arranged in the centers of the inner cooker body and the outer cooker body vertically fittingly and comprises a lifter shell as well as a battery, a circuit board, a motor, a speed reducer, a connecting rod and a screw which are arranged in the lifter shell, an output shaft of the motor matches with the screw through the speed reducer, the lower end of the connecting rod is fixed on a central post of the outer cooker body, a nut is connected to the upper end of the connecting rod and is in screw joint with the screw, a guide post is arranged in the lifter shell and passes through the nut to be fixed in the lifter shell, the inner cooker body is fixed to the lifter shell, the circuit board is in signal connection with a lifting controller, and a heating disc is arranged at the bottom of the outer cooker body and is connected with a power line with a temperature controller. The hotpot cooker with the lifting structure has the advantages of simple structure, convenience in operation, a self-heating function and capability of better controlling food material cooking time.

The invention discloses an apparatus for automatic white board storage and fetching during the correction process 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.

The invention discloses an auxiliary teaching equipment for moral education in colleges and universities. The equipment comprises a cabinet body, a supporting mechanism, a lifting mechanism, a positioning mechanism and a display box; the supporting mechanism comprises a base, a second motor, a transmission mechanism, a connecting rod mechanism and a pair of telescopic cylinders, an inner cavity isformed in the base, and the pair of telescopic cylinders are sleeved with buffer springs respectively; the lifting mechanism comprises a first motor, a gear, a pull rope, a fixing plate and a rack, and the fixing plate is connected with the lower end of the rack; the positioning mechanism comprises a pull rod, a limiting plate, a pull ring and a tension spring, the display box comprises a support, a cam mechanism and a supporting plate, and the supporting plate is fixedly connected with a display plate. Due to the fact that the supporting mechanism, the lifting mechanism and the display box are arranged in the cabinet body, the writing board and the display board can be displayed in an omnibearing mode, free lifting can be achieved in the process of displaying the writing board and the display board, and the stability of the bottom of the cabinet body is improved.

The invention belongs to the field of fluid velocity field measurement, and relates to a tracer particle sowing device for two-phase flow field PIV measurement and an operation method. The problem that tracer particles cannot be effectively sowed in a two-phase flow field PIV measurement experiment at the same time in the prior art is solved. The device comprises a cylindrical pressure holding tank body, a tank body with a mixer, and a lifting particle release. The cylindrical pressure holding tank body comprises a first observation window, an air inlet, a safety valve, a pressure gauge, a first valve, an air outlet and a first hose. The tank body with the mixer comprises a first motor, a water inlet, a second observation window, the mixer, a second valve, a second hose and a water outlet.The lifting particle release comprises a second motor, a screw, a support frame, a connecting rod, a top steel plate, a horizontal pipe and a vertical circular pipe. The device provided by the invention has the advantages of wide application, simple operation and high reliability.

The invention discloses a PCB splitting machine. The technical problems of coarse cuts and welding spot crazing or part breakage caused by cutting stress of a circuit board in the prior art is solved. The PCB splitting machine comprises a cutting table, a tool rest and a horizontal guide rod, wherein a left protecting plate and a right protective plate are arranged on the cutting table, and an upper cover plate is arranged between the left protecting plate and the right protective plate. Threads are distributed on the horizontal guide rod, a nut sleeve is arranged on the tool rest, the tool rest is in threaded connection with the horizontal guide rod through the nut sleeve, a driving motor I is arranged at one end of the horizontal guide rod and supported on the cutting table. Two ends of the horizontal guide rod are supported on a liftable support through bearing seats, and the liftable support is fixed on the cutting table. A blade for cutting the circuit board is arranged on the tool rest. The PCB splitting machine performs cutting in a feeding type advance mode, the board splitting stress of the circuit board can be decreased, smooth cuts can be ensured, and welding spot crazing and part breakage can be prevented. The PCB splitting machine is provided with the liftable support, free lifting of the tool rest is achieved, and cutting of circuit boards different in thickness is achieved.

The invention relates to a mechanical workbench, the manual stepless lifting of which can be realized under very small force. The mechanical worktable comprises a table top, a lifting structure and a base. The lifting structure is arranged between the table top and the base. A front supporting column and two rear supporting columns are fixedly arranged on the base. A handle is arranged on the lower bottom surface of the table top. A lifting column is arranged between the two rear supporting columns and the front supporting column and is connected with the handle. A deformed supporting column is arranged on the other side of the front supporting column. The lifting column and the deformed supporting column are provided with transverse spring hanging rods. The spring hanging rods of the lifting column and the spring hanging rods of the deformed supporting column can be connected together through connecting rods, and after connection, the connecting rods, the lifting column and the deformed supporting column form a parallelogram.

The invention provides a flight method and an aircraft. The aircraft is composed of a container, an aerodynamic forming device fixedly connected with the container and an intelligent control system connected with the aerodynamic forming device. The container is a volumetric container and can form certain buoyancy. The aerodynamic forming device is designed according to the aerodynamic principle and can form certain aerodynamic force. Furthermore, the intelligent control system is arranged on the aircraft in order to achieve intelligent driving of the aircraft. By the adoption of the flight method, the aircraft does not fly by being pushed through a single force of the buoyancy formed by the aircraft or the aerodynamic force formed by the aerodynamic forming device of the aircraft. The method is characterized in that two forces of the buoyancy formed by the aircraft and the aerodynamic force generated by the aerodynamic forming device of the aircraft jointly act on the aircraft to achieve flight, and through control over the aerodynamic force, the aircraft takes off, flies and lands.

The invention discloses an electrician auxiliary toolkit and relates to the technical field of electrician auxiliary tools. The electrician auxiliary toolkit comprises a box. The top of the box is rotatably connected with a top cover. An opening and closing device is fixedly connected to the middle position of the front side of the box. A lifting storage area is fixedly connected to the interior of the box. Slide rails are formed on the two sides of the outer wall of the box. A movable lantern ring is slidably connected to the surface of each slide rail. The surface of each movable lantern ring is provided with a fixed knob. A first rotary support is rotatably connected to the outer side of each fixed knob. The top end of each first rotary support is rotatably connected with the top coverthrough a second rotary support. A wire winding device is fixedly connected to one side of the interior of the box. By adopting the electrician auxiliary toolkit, the problems that a wire to be woundcannot be wound rapidly, an article needs to be fixed manually by an electrician, and tools in a tool storage area is inconvenient to take and use are solved; the article is clamped and loosened freely; the electrician does not need to clamp and fix the article manually.

The invention discloses a lifting stage remotely controlled by a PLC. The lifting stage comprises a main stage, a lifting sub-stage, a hydraulic lifting device, a hydraulic station, a controller and an upper computer, wherein the lifting sub-stage is arranged at an opening of the main stage; the hydraulic lifting device is located under the lifting sub-stage, and the hydraulic lifting device is composed of a base fixed at the bottom end of the main stage, a first scissor-shaped frame set, a second scissor-shaped frame set, a third scissor-shaped frame set, a first cross beam, a second cross beam and a hydraulic oil cylinder; and the hydraulic station is composed of a hydraulic pump, an oil pipe, a motor for driving, an oil tank, an overflow valve, a solenoid directional control valve and aflow adjusting electromagnetic valve, and an outlet of the overflow valve communicates with the oil tank. The lifting stage has the advantages of being simple in structure and high in practicability.

The invention relates to a self-climbing steel structure house and an operation method. The steel structure house comprises a house body, wherein outer columns are arranged on the side face of the house body; stand columns are arranged in the outer columns; self-jacking oil cylinders are arranged between the outer columns and the inner columns; the self-jacking oil cylinders are separably connected with the stand columns through automatic bolts; a plurality of brackets are arranged on the stand columns at equal intervals; the feeding strokes of the self-jacking oil cylinders are equal to the distance between every two brackets on the stand columns; and through holes through which the automatic bolts pass are formed in positions, corresponding to the brackets, on the outer columns. Comparedwith the prior art, the self-climbing steel structure is simple and reliable in structure. Through insertion control of the automatic bolts in combination with the self-jacking oil cylinders and thebrackets which are arranged at equal intervals on the stand columns, the aim of freely lifting and lowering the steel structure house can be fulfilled, the lifting height can be adjusted according tothe actual situation, and the flood can be effectively prevented from entering the house when a flood disaster occurs.

A fuel injector (100) is disclosed. It comprises a valve (120) with a needle (135) that is movable along a longitudinal axis (105) between an open position (140) and a closed position (145), for opening or closing the valve (120); an actuator (125) which comprises an armature (155) and a pole piece (250), the armature (155) is axially movable and operable to interact mechanically with the needle (135), so that the needle (135) is moved towards the open position (140) by a movement of the armature (155) in axial direction towards the pole piece (250); and a first spring (220) for biasing the armature (155) in axial direction away from the pole piece (250). The first spring (220) is configured and operable to stop said movement of the armature (155) by means of its spring force when the needle (135) is in the open position (140).

The invention provides a chain-link free winding keel and a ceiling thereof. The chain-link free winding keel is characterized in that the keel comprises multiple serially linked link units; a mounting portion for ceiling mounting is disposed at the bottom of the middle of the link unit; a first hinge portion and a second hinge portion are respectively disposed on both ends of each link unit; thefirst hinge portions and second hinge portions of two adjacent link units are hinged in alignment; the multiple series linked link units can form a free winding keel. The chain-link free winding keelhas the advantages of presenting arbitrary curve modelling, and thus realizing the surface laying of the ceiling.

The invention discloses a security monitoring device convenient for replacing a camera and belongs to the field of security monitoring equipment. The security monitoring device convenient for replacing the camera comprises a fixing plate, a mounting plate and a movable rod; a moving mechanism is arranged on the surface of the fixing plate; the moving mechanism comprises a threaded rod and first connecting seats; two groups of first connecting seats are fixed on the surface of the fixing plate; and the threaded rod is rotationally connected between the two groups of first connecting seats. According to the security monitoring device convenient for replacing the camera, a traction plate is driven by the moving mechanism and a driving mechanism to move linearly, so that free lifting of the camera body is realized, and a worker does not need to climb to a high position to replace the camera body; and by using a locking mechanism to fix the movable rod and using the movable rod and a connecting plate to fix a baffle, a mounting plate is locked, so that the structure is simple and the operation is convenient.

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 discloses an English auxiliary teaching apparatus. The English auxiliary teaching apparatus includes a training device, wherein a storage box is arranged at the lower side of the training device; a telescoping device is arranged in the right side of the storage box; a top board is arranged at the upper end of the training device; a second side board is arranged at the surface of thelower end of the right side of the top board; a first side board is arranged at the surface of the lower end of the left side of the top board; a control switch is arranged at the surface of the leftend of the upper side of the first side board; and a power input line is arranged at the lower surface of the left end of the first side board. The English auxiliary teaching apparatus can realize free lifting of a colored transparent plate, can effectively indicate, contrast, and check the translation answer corresponding to the current reading question, thus effectively saving the training timeand improving the efficiency of reading comprehension training, and can adjust the size and the length of the storage box according to the length and size of different reading comprehension test paper, thus effectively improving the range of application of the storage box.

The invention discloses a cutting table for children garment production and design, and relates to the technical field of cutting tables. The cutting table includes a translational cutting table, an extension cutting table, a hinge, a storage box, a connecting rod, a deformation bracket rod, an adsorption machine, a rotating shaft, a folding ruler, a lifting rod, a buffer base and a universal self-locking wheel, the inner top wall of the translational cutting table is provided with cavities formed at equal distances, the inner middle of the translational cutting table is provided with an air suction passage, and the inner bottom wall of the translational cutting table is provided with the adsorption machine. According to the cutting table for the children garment production and design, itis effectively ensured that cut materials are firmly adhered to the translational cutting table, the fixation of children garments is achieved, better flatness is obtained, input of consumptive materials is saved during cutting, convenience is provided for the adjustment of the multi-angle measurement work of the garments, great convenience is provided, and to-be-cut garments are neatly and orderly placed on the translational cutting table.

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 lifting type charging pile for an accumulator car. The lifting type charging pile comprises a pile body, wherein a display screen is fixed on the outer wall of the pile body; a fault indicating lamp is arranged above the display screen; the display screen is electrically connected with an input interface through a wire; the input interface is fixed under the display screen; an IC card reader and a charging socket port are successively arranged under the input interface from left to right; a sliding block is fixed on the left side of the pile body, and is in sliding connection with a slide rail; the slide rail is arranged on the left side of the sliding block; a support frame is fixedly welded on the left side of the slide rail; a solar cell panel is arranged at the upper end of the support frame; a primary first-side charger, a secondary second-side charger and a billing control system are successively arranged on the left side of a storage battery from top to bottom. The lifting type charging pile for the accumulator car can be conveniently mounted and quickly repaired; the charging pile can be lifted through the sliding of the slide rail and the sliding block; the operation is simple and convenient; the trouble in failure in charging the accumulator car caused by ultrahigh charging pile can be avoided.

The invention discloses a damp-proof lawn LED lamp. The lamp comprises a lawn LED lamp case, and a fixed base is fixedly mounted at the bottom of the lawn LED lamp case; a damp-proof mechanism is fixedly mounted at the bottom of the inner side of the lawn LED lamp case; an extending lifting cylinder is fixedly mounted at the top of the lawn LED lamp case through a lifting mechanism; a bearing plate is fixedly mounted at the top of the extension lifting cylinder; a sealing lampshade is fixedly mounted at the top of the bearing plate; a damp-proof mechanism mounted at the bottom of a lawn LED lamp case is designed; the damp-proof treatment on the bottom of the lawn LED lamp case is realized; the functionality and the safety of the device are greatly improved; meanwhile, by means of the damp-proof lime bag and the fixed moisture absorption bag which are designed and installed on the lawn LED lamp case, double damp-proof combination of the bottom of the lawn LED lamp case is achieved, andby means of the fixed bottom sealing plate designed on the fixed base, filler in the damp-proof mechanism can be conveniently and rapidly replaced.

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.