113results about How to "Stable transmission ratio" patented technology

The invention provides a stereoscopic parking garage, and belongs to the technical field of automobile parking equipment. The stereoscopic parking garage solves the technical problem that an existing stereoscopic parking garage is not stable in operation. The stereoscopic parking garage comprises two vertical supports. An upper chain disc and a lower chain disc are arranged on each vertical support in a vertically spaced mode and connected through a chain. A power source and a transmission gear are arranged on one vertical support, a driving gear meshed with the transmission gear is arranged on an output shaft of the power source, a driven gear is fixedly arranged on the corresponding lower chain disc, the transmission gear can drive the driven gear to rotate, and the power source, the driving gear, the transmission gear and the driven gear are arrayed from top to bottom. A transmission gear is arranged between the upper chain disc and the lower chain disc on the other vertical support. The two transmission gears are connected through a transmission shaft. The power source and the corresponding transmission gear are sequentially arranged from top to bottom, the gear meshing mode is adopted for achieving transmission, and therefore the stereoscopic parking garage is compact in structure and stable in transmission ratio.

The invention discloses a high-quality and efficient submarine cable laying system. The system comprises a construction ship, a gantry crane, a submarine cable untwisting disc, a cable guiding device,a cable distributing machine and a submarine cable burying machine, wherein the gantry crane, the submarine cable untwisting disc and the cable guiding device are all arranged on the construction ship, the submarine cable untwisting disc is arranged on the left side of the cable guiding device, the cable distributing machine is arranged on the right side of the cable guiding device, the gantry crane is arranged on the right side of the cable distributing machine, and the submarine cable burying machine is arranged in the sea bottom through the gantry crane. According to the integrated hoisting mode during submarine cable loading, a whole submarine cable reel which is rotated and wound is hoisted to a rotary base, a submarine cable is untwisted during construction through the submarine cable untwisting disc, quick reversing and speed change can be achieved, the speed adjusting range is wide, and the equipment safety and reliability are good; the submarine cable enters the underwater cable distributing machine and is constructed after being untwisted through the submarine cable untwisting disc, the transmission ratio is stable, and the submarine cable is buried under the effect of the submarine cable burying machine.

The invention discloses a full-automatic plastic ice machine. The full-automatic plastic ice machine comprises a plastic ice making tank which is fixed through a fixing frame. An ice feeler rod is arranged on the plastic ice making tank, and a speed-changing gear box assembly is connected to one end of the plastic ice making tank. The other end of the speed-changing gear box assembly is connected with a PCB control panel assembly which comprises a PCB front cover, a PCB control panel and a PCB rear cover. The PCB front cover and the PCB rear cover are combined to be mounted, and a wire outlet is formed in the lower ends of the PCB front cover and the PCB rear cover to be connected with a power connecting wire. A temperature sensor is attached to the bottom of the plastic ice making tank, heat preservation foam is attached to the lower portion of the temperature sensor, and the temperature sensor and the heat preservation foam are fixed through a plastic support. According to the full-automatic plastic ice machine, the independent single-chip microcomputer automatic control technology is adopted, the machine can be modularly applied to refrigerators of different specifications and models, and therefore the cost of the whole machine is reduced; a heating wire of the ice making tank is omitted, automatic ice making and torsional ice unloading can be achieved through independent single-chip microcomputer control and transmission of the speed-changing gear box assembly, and users can make ice blocks more conveniently.

The invention discloses a double supporting rollers-type double circular molds granulator, which comprises a first supporting roller, a first rotating shaft, a first circular mold, a casing, an impeller, an impeller shaft, a hopper, a support, a second circular mold, a second rotating shaft, a second supporting roller, a door cover, a material collecting trough, a first scraper, a second scraper, a first bearing sleeve, a first belt wheel, a residual material groove, a gear reducer, a main motor, a second belt wheel, a second bearing sleeve, a first synchronous belt, a third belt wheel, a first compaction wheel, a second compaction wheel, a fourth belt wheel, a second synchronous belt, and an impeller motor. The double circular molds granulator has the advantages that dismounting and replacing of the circular molds are convenient and fast, the supporting rollers support the circular molds, support rigidity of the circular molds can be greatly increased, the granulator can be used for extruding the difficultly-extruded materials, width of the circular molds can be increased greatly, granulation efficiency is greatly increased; the scraper is employed for cooperating the material collecting trough for collecting the material, the material collecting trough is arranged on the door cover, when the door cover is opened, a cutter on the scraper is dismounted so that the circular molds can be rapidly replaced.

The invention discloses a novel lifting and conveying device for barley rice processing, which comprises four support frames symmetrically arranged, and a lifting body is jointly arranged on the four support frames, and a first transmission shaft and a second transmission shaft are symmetrically arranged on the lifting body. Two transmission shafts, the first transmission shaft is sleeved with a first transmission roller, the second transmission shaft is sleeved with a second transmission roller, and the first transmission roller and the second transmission roller are sleeved with a Two transmission chains, a plurality of conveying plates are equidistantly arranged on the two transmission chains, a large sprocket is sleeved on the first transmission shaft, a feeding pipe is arranged in the lifting body, and the lifting body A reduction box is fixedly connected to the side wall, and a first rotating shaft is arranged inside the reduction box, and a first bevel gear is sleeved on the first rotating shaft. The invention has ingenious structure, convenient use, high transmission efficiency, stable gear transmission ratio in the reducer, long service life and high working reliability, and is worthy of popularization.

The invention discloses a 3D printer with a rotating automatic coloring structure. The 3D printer comprises a body shell, a coloring ring, braking areas, a drive gear and a movable base. An inner bottom plate is arranged at the lower portion in the body shell. An operation table is fixed to the upper portion of the inner base. A control rod is arranged above a telescopic rod. A sliding groove is formed in the coloring ring and internally provided with a coloring sprayer. A fixing rotation shaft is arranged at the lower end in each braking area, wherein a vertical moving crawler belt is arranged above the fixing rotation shaft. Compared with an existing ordinary 3D printer, according to the 3D printer with the rotating automatic coloring structure, equipment inner structures are reduced asmuch as possible under the situation that the printing performance of the 3D printer is guaranteed, the equipment production and usage cost is effectively reduced, the original manner that productionis conducted through basic material colors is abandoned, automatic coloring during machining or after machining can be achieved, and the application range of the whole equipment is greatly enlarged.

The invention provides an oil-driven coaxial six-rotor unmanned aerial vehicle transmission structure. The transmission structure comprises a first-level transmission mechanism, a second-level transmission mechanism and a third-level transmission mechanism which are connected in sequence, wherein the first-level transmission mechanism comprises a first bearing bracket, a reduction gear is arrangedin the middle of the first bearing bracket, and the reduction gear meshes with an engine gear; the second-level transmission mechanism comprises four first-level bevel gears, the four first-level bevel gears are connected end to end in a square section mode, one of the four first-level bevel gears is connected with the reduction gear, and the other three first-level bevel gears are connected withtransmission shafts respectively; the third-level transmission mechanism comprises power output assemblies, one end of each of the three power output assemblies is connected with the corresponding transmission shaft, the other ends of the power output assemblies are provided with second-level bevel gears respectively, and each second-level bevel gear is connected with two opposite third-level bevel gears in a T-shaped section mode, wherein the two third-level bevel gears are connected with rotors respectively. The oil-driven coaxial six-rotor unmanned aerial vehicle transmission structure hasthe advantages of being simple in structure, high in transmission efficiency, smooth in transmission and stable in transmission ratio.

The invention discloses a vegetable pot-seedling bevel gear planetary gear train transplanter, which comprises a frame, a wheel disc drive assembly, a planetary bevel gear assembly, and a transplantation assembly. The wheel disc drive assembly and the planetary bevel gear assembly are eccentrically arranged on the frame, the transplantation assembly is arranged between the wheel disc drive assembly and the planetary bevel gear assembly, the planetary bevel gear assembly synchronously rotates under the driving of the wheel disc drive assembly, and the transplantation assembly is driven to always keep perpendicular rotation and open a transplantation duck bill in time. According to the invention, a bevel gear planetary gear train transmission mechanism is adopted, a link rod opening mechanism is driven by a cam to directly open the transplantation duck bill, the transmission ratio is stable and reliable, the transplantation process is accurately controlled, the transplanted seedling spacing is accurate, and the inventive transplanter is suitable for high-speed transplantation of pot-seedlings of different varieties and different sizes.

The invention discloses a speed reducer special for a cooling tower and an air cooler. The problems that noise pollution of a planet-gear speed reducer which is matched with an existing cooling tower and an air cooler is serious, 'slipping' happens to a belt speed reducer, and the rotating speed of a fan is made to be unstable are solved. The speed reducer achieves deceleration by the way that a pair of spiral gears is meshed with each other. The speed reducer is structurally composed of a connecting disc, a gear case and a bearing pedestal. Through bolt connection, assembling, disassembling and maintaining of the speed reducer are all very convenient. A driving gear is assembled in the connecting disc through a combined type structure and stretches into the gear case in a cantilever mode to be meshed with a driven gear. The driven gear is arranged on a spindle, an upper bearing of the spindle is mounted on the gear case, and a lower bearing of the spindle is mounted in the bearing pedestal. A single direction thrust ball bearing is used for bearing axial force.

The invention relates to a cable turntable. The cable turntable comprises a hydraulic turntable and a cable crossing bridge, wherein the hydraulic turntable is arranged on a construction vessel and can rotate in a positive direction and a negative position, and the cable crossing bridge can be adjusted upwards, downwards, leftwards and rightwards. A base of the hydraulic turntable is movably connected with a mounting deck of the construction vessel by bearing a plane bearing; the downside of the base of the hydraulic turntable is provided with a driving internal gear; a driving gear meshed with the driving internal gear is fixed on an output shaft of a hydraulic motor of which the speed, the torque and the power can be adjusted steplessly; and the hydraulic motor is fixed on a fixed seat of the mounting deck. The maximum bearing capacity of the cable turntable is 1,500 tons, and the outer diameter of the cable turntable is 18 meters. The stepless speed change range of the speed of the hydraulic turntable is 0 to 0.063 rad/s. By adopting a back-twisting mode, the cable turntable not only can satisfy the back twisting of marine cables, but also can solve the problem of difficult mounting.

The invention discloses a lifting structure applicable to a high-speed printing system of a bubble cap machine. The lifting structure is characterized by comprising a lifting driving servo main motor at the left side of a lifting structure body and a lifting-rod auxiliary motor for controlling the position of the lifting structure body, and the lifting structure body comprises a weight bearing platform, sliding pipes and lifting auxiliary screws, wherein the sliding pipes are fixedly arranged between the weight bearing platform and the lifting auxiliary screws in an H shape; a lifting main screw for controlling the lifting of the left and right sliding pipes is arranged at the middle of the horizontal plane of the left sliding pipe and the right sliding pipe, and is connected with the lifting driving servo main motor; the lifting driving servo main motor and the lifting-rod auxiliary motor are linked with the lifting main screw and the lifting auxiliary screws by synchronous wheels and a synchronous wheel belt to commonly act on the weight bearing platform to drive the weight bearing platform to go up and down; the upper end and the lower end of a frame wall rod at the left side of one lifting auxiliary screw are provided with a front limiter and a rear limiter from top to bottom. The lifting structure disclosed by the invention has the advantages that the lifting transmission is smooth, the transferred power is large, the transmission efficiency is high, the heat resistance is good, lifting transmission noise is low, the impact resistance is achieved, the electrical conductivity is good, the flexural property is good and the like.

The invention discloses a cleaning and disinfecting integrated device for a medical operating room. The cleaning and disinfecting integrated device comprises a main body, a connecting base, a fan andamotor, a water storagetank is arranged on the left side of the interior of the main body, a flow guide plate is arranged inside the water storage tank, a filter net is arranged below the right end ofthe flow guide plate, a sealing cover is arranged above the flow guide plate, a fixing bolt is installed inside the right end of the sealing cover, an operation table is arranged above the sealing cover, hooksare arranged above the operation table, a control handle is arranged at the left end of the operation table, a water flow conduit is connected to the left side of the connection base, and the connection base is located below the left end of the flow guide plate. According to the cleaning and disinfecting integrated device, compared with an existing common medical cleaning device, structures are increased, the use performance of the whole device is greatly improved, disinfection treatment is conducted during cleaning, cycling filtrationtreatment is conducted on indoor air, and the userequirements of people are effectivelymet.

The invention discloses a double-motor two-way pre-tightening active loosening type safety belt comprising a mounting box, the mounting box comprises a first mounting box and a second mounting box; pre-tightening motors and a winding shaft are arranged in the mounting box; the pre-tightening motors are fixedly connected with the tops of the two sides of the inner wall of the mounting box; the output shaft end of the pre-tightening motor penetrates through one side of the mounting box; a pinion is arranged at the top of one side of the mounting box; the pinion is fixedly connected with the output shaft end of the pre-tightening motor, the two ends of the winding shaft are sleeved with locking discs, the two locking discs are located in the mounting box, the outer sides of the two locking discs are sleeved with locking rings, and the two locking rings are fixedly connected with the inner walls of the two sides of the mounting box correspondingly. By arranging the two pre-tightening motors and other structures, two-way pre-tightening can be achieved, the pre-tightening time is shortened, meanwhile, active loosening can be achieved, and harm of safety belt tension to a wearer is reduced.

The invention relates to an electronic equipment support which is used for supporting electronic equipment. The electronic equipment support comprises a first turnover plate, a second turnover plate,a first driving assembly, a second driving assembly, a base and a PCB (printed circuit board); a rotating shaft is arranged on the first turnover plate, and the rotating shaft is rotationally connected with the base; the first driving assembly comprises a first motor and a transmission assembly, the first motor is arranged in the base and is electrically connected with the PCB, the transmission assembly is arranged between the output shaft of the first motor and the first turnover plate, and when the first motor works, the first turnover plate is driven by the transmission assembly to rotate around the rotating shaft; the second turnover plate is rotationally connected with the base, the second driving assembly is arranged in the base, and the second driving assembly can drive the second turnover plate to rotate relative to the base. The invention further provides a control method of the electronic equipment support.