179results about How to "Easy to adjust up and down" patented technology

The invention relates to an anti-drop device of a machine roomless car roof repairing platform. A lift car is fixed with vertical beams arranged on both sides of the lift car, a slideway is arranged outside the vertical beams, in the anti-drop device, a permanent seat is fixed on the inside of the vertical beams; a anti-drop frame is fixed on the vertical beams and the permanent seat, through-holes are arranged opposite to each other on the two corresponding end faces, an electrical switch is arranged inside the end faces; a fixed plate is fixed on the outside of the slideway, a location hole is arranged on the fixed plate; a spring is sleeved on a fixed rod, a raised panel capable of triggering the electrical switch is arranged on the fixed rod, the other end of the raised panel is provided with a jack for a bolt to penetrate; the fixed rod successively penetrates the two through-holes of the anti-drop frame and the location hole on the fixed plate from inside to outside, the raised panel contacts with the electrical switch, and the outside of the fixed plate is positioned by the bolt. The anti-drop device of the invention has the advantage that double functions of the mechanical orientation and the electric control are adopted so as to increase the work security; the clamping type fixed plate is used so that workers can stand in a safe position; and the spring is used to push the fixed rod back so as to avoid the danger caused by the carelessness of manual reset.

The interventional operation equipment guiding instrument includes one lower support assembly, one upper crossbeam assembly, one angle regulator assembly, and one interventional guide assembly. The lower support assembly includes one bottom seat, one vertical pipe and one upper support pipe; the upper crossbeam assembly includes one T-shaped adaptor, one crossbeam and one union; the angle regulator assembly includes one casing, one spherical shaft, screws and nuts, one hand wheel and one transition board; and the interventional guide assembly includes one outer support, one inner support and one puncture needle. The present invention has at least 10 regulating freedom degrees for aligning the puncture needle to the disease focus and inserting the puncture needle into the disease focus accurately.

An LED lighting device is described that comprises of a housing. The housing is capable of engaging with a leg of a table via a hole in the center of the housing. The housing also contains a first LED light source, a power source to power said first LED light. The LED lighting device can also have a second or multiple LED lighting sources housed within the housing.

The invention discloses a rocker-type compression roller thrust support, and belongs to the field of steel rolling device. The support comprises a compression roller fixing plate and a backing plate. A rectangular feeding port, a compression roller mounting seat, rail blocks, and a straight rack are arranged on the compression roller fixing plate. The straight rack is fixed on the upper end of the compression roller fixing plate. The rail blocks are fixed on two sides of the rectangular feeding port. Grooves with T-shaped cross sections are vertically provided on two sides of the rail blocks. The compression roller mounting seat comprises a compression roller support, a pedestal, and guiding blocks. The pedestal has a rectangular frame structure with no bottom. The guiding blocks have inverted T-shaped structures, and are respectively fixed on the two vertical plates of the pedestal. A rocker cam mechanism is arranged on the upper end of the backing plate. The rocker cam mechanism comprises a cam, a rotation shaft, and a rocker. Gear is arranged on the lower end of the cam. The support provided by the invention has the advantages of reasonable design and convenient adjusting. With the support, compression molding works can be carried out upon sheet metal parts with different thicknesses. The molding effect is good, and the support is easy to control.

Disclosed is a hydraulic lift truck for carrying armoring movable-type switch cabinet functional vehicles. The problems that in the prior art, only the lifting height can be adjusted, the width cannot be adjusted, and a functional vehicle cannot be automatically locked on a hydraulic lift truck are solved. The hydraulic lift truck is characterized in that a nut is welded to a right vertical groove plate of a right lifting forked plate, lead screw fixing sleeves are fixed to a middle vertical plate and a right side plate of a lifting frame, lead screws are installed in shaft holes of the lead screw fixing sleeves, locking openings are correspondingly machined in a left guide rail plate on a left lifting forked plate and a right guide rail plate on the right lifting forked plate, hooked plates are arranged on the two sides of a guide rail of the hydraulic lift truck, and a slope is arranged on a front-end forked plate of the hydraulic lift truck. The hydraulic lift truck has the advantages that the height and the width of the lifting frame of the hydraulic lift truck can be adjusted, the requirement for lifting and transporting the functional vehicles with different cabinet widths through the same hydraulic lift truck is met, the functional vehicles can be automatically, safely and conveniently locked on the hydraulic lift truck, the functional vehicles can freely move onto the hydraulic lift truck, transportation is convenient, and time and labor are saved.

The invention provides a water power spiral-flow type ballast water electrolysis disinfection device for a ballast water monitoring system. The water power spiral-flow type ballast water electrolysis disinfection device has the advantages of high treatment efficiency, large capacity, continuous operation, regardless density of entered particulates, no stoppage, simple and convenient flow control mode, simple and easy maintenance and low cost. The water power spiral-flow type ballast water electrolysis disinfection device comprises a shell, a ballast water inlet and a ballast outlet, and is characterized in that a vortex finder is arranged in the shell; an electrode configured for the vortex finder and an electrode arranged on the inner wall of the shell form an anode and a cathode; the lower end of the electrode configured for the vortex finder is provided with a through hole; and the electrode configured for the vortex finder is hollow, and is communicated with the ballast water outlet through a liquid outlet pipeline.

The invention discloses a supporting frame for underground pipeline system building. The supporting frame comprises a base, a movable base and a pipeline fixing device; the movable base is arranged in the base, sliding wheels fixedly mounted at the bottom end of the movable base are in sliding connection with the upper top face of the base, lifting seats are fixedly arranged on the left side and the right side of the movable base, the upper ends of the lifting seats are sleeved with lifting rods, cavities are formed in the lifting rods, guide columns are arranged in the cavities, and sliding blocks are arranged in the guide columns in a sliding mode. The sliding blocks are fixedly connected with connecting rods, supporting plates are fixedly connected between the connecting rods, the two sides of the upper ends of the supporting plates are fixedly connected with supporting columns, and a pipeline fixing device is arranged at the upper ends of the supporting columns and comprises an upper clamping ring, a lower clamping ring and rubber mats. The supporting frame is simple in structure, reasonable in design and capable of effectively reducing vibration borne by the device during use, the service life of the device is prolonged, and meanwhile adjustment of the device in the left-right direction and the vertical direction is very convenient.

The invention discloses an electromagnetic dredging device for the cardiovascular medicine department. The electromagnetic dredging device for the cardiovascular medicine department comprises a first support frame, wherein first locking universal wheels are arranged on the lower surface of the first support frame; and a first supporting plate is arranged on the upper surface of the first support frame. The electromagnetic dredging device for the cardiovascular medicine department is simple in structure and convenient to operate, and can dredge the blocked cardiovascular system of a patient well; by the first locking universal wheels and second locking universal wheels, the electromagnetic dredging device moves conveniently; by an angle changer, a protecting frame can be flatly placed quite conveniently, and the patient can vertically adjust an operation plate favorably; by a CT scanning instrument, a medical worker can quite conveniently find out the blocked position of the cardiovascular system of the patient, and then can treat the patient accurately and conveniently; and a lead screw is used with a lead screw motor, so that the operation plate can move in the front-back direction, and treatment of medical workers to the patient is facilitated.

The invention discloses a mushroom root shearing machine. The mushroom root shearing machine comprises a frame and a rolling brush; a main roller and a driven roller are arranged at the two ends of the frame, respectively; a stainless steel conveyor belt is arranged between the main roller and the driven roller; a plurality of leaking holes are formed in the surface of the stainless steel conveyor belt; a receiving tray is arranged between the main roller and the driven roller; a driving wheel II is arranged at one end of the driven roller and is used for driving the rolling brush to rotate; a driving wheel III is arranged at one end of a shaft rod; the driving wheel III on the shaft rod is in transmission connection with the driving wheel II on the driven roller; the shaft rod is fixed on the frame on the upper part of the stainless steel conveyor belt by use of a holder; fixed plates are symmetrically welded on the wall of the shaft rod; a brush head is fixed by use of the fixed plates; a handle removal cutter is arranged on the bottom surface, close to the wall of the main roller, of the stainless steel conveyor belt; a dumping plate is arranged on the inner side of one end of the fame in a position close to the driven roller. The mushroom root shearing machine is simple in structure, convenient and fast to use, and safe and reliable.

The invention discloses an electronic control X-type lift platform comprising an X-type support formed by the pin joint of a first supporting rod and a second supporting rod, a putting plate arranged on the upper part of the X-type support, and a linear motor and a bottom plate which are arranged on the bottom of the X-type support, wherein the lower end of the first supporting rod of the X-type support is pivotally connected with the bottom plate, and the lower end of the second supporting rod is pivotally connected with a sliding part of the linear motor. When the linear motor works, the sliding part drives the X-type support to be stretched or furled, and then the lifting of the platform is controlled; the electronic control X-type lift platform has flexible and convenient use, thereby facilitating the up and down regulation of the position of production equipment or detection equipment.

The invention discloses an easy-to-move washing machine. The washing machine comprises a washing machine body, a base is fixedly connected with the bottom of the washing machine body, chambers are formed in the bottom of the base, first connecting rods are arranged inside the chambers, first bearings are nested in the bottoms of the first connecting rods, first bearing rods matched with the firstbearings are arranged below the first connecting rods, the outer surfaces of the first bearing rods are fixedly connected with the inner rings of the first bearings, the bottoms of the first bearing rods are fixedly connected with supporting rods, and the bottoms of the supporting rods are fixedly connected with second connecting rods. According to the washing machine, the upward and downward adjustment of the washing machine body is more convenient, the stability of the washing machine during operation can be effectively enhanced, and the direction adjustment of rollers is achieved, so that the rollers have the effect of contraction, when the rollers are retracted into the chambers, the fixing of the rollers is achieved, and the further promotion of the washing machine in the market is facilitated.

The invention discloses a potato seedling cutting and weeding machine. A compression roller shaft is arranged on a central axis of a positioning compression roller of a cylinder structure. Two seedling pull-out discs are arranged at the rear positions of the bottom of the positioning compression roller. The centers of the seedling pull-out discs are connected with gear boxes through rotation shafts. A plurality of blunt teeth are evenly embedded in the outer edges of the seedling pull-out discs along the circumference. A rotary blade shaft is arranged at the rear of the seedling pull-out discs, rotary blades are arranged on the outer sidewalls of both ends of the rotary blade shaft in a 360 DEG ring shape, and herringbone scraper plates are arranged at the rear ends of the rotary blade shaft. The potato seedling cutting and weeding machine achieves the function of pulling out and arranging potato stalks into the corresponding furrows and implements the cutting and removing of potato seedlings and weeds in the furrows; the potato seedling cutting and weeding machine can simultaneously complete the works of lifting of potato seedlings, allocation and position limiting of potato seedlings, and cutting of stalks, so that a subsequent potato harvester has reduced resistance, accelerated traveling speed and reduced failure rate, thus early preparations of removing seedlings and weedsfor subsequent potato grading and bagging are performed and the harvesting efficiency of potatoes can be improved.

The invention relates to the field of ceramic wine bottle blank making devices, in particular to an intelligent production line system for ceramic wine bottle blank making. The intelligent productionline system comprises a rack, a transmission structure, a clamping device, a centrifugal structure, a moving structure, an adjustment structure, a sliding structure, a grouting structure, a mold transfer device, a drying device and a transfer device. A mold passes through the transmission structure, the clamping device, the centrifugal mechanism and the grouting structure on the rack, and is thenpoured. An unlocking and mold taking mechanical arm and a mold feeding mechanical arm are matched to put the mold onto a drying device to be dried. The dried mold is conveyed onto the clamping deviceon the rack through the transfer device to carry out procedures such as grouting and centrifugal operation of the next cycle, recycling is realized automatically, full automation of a ceramic wine bottle blank making process can be realized, manual operation of workers is not needed, the ceramic wine bottle blank production efficiency is improved, the yield can be increased, and the ceramic wine bottle production cost can be reduced.

The invention discloses a mining equipment supporting platform convenient to adjust. The mining equipment supporting platform convenient to adjust comprises a base and a fixed platform. A vertical hydraulic cylinder is arranged at the lower end of a groove. A clamping circular ring is arranged in the inner cavity in the upper portion of the groove, wherein reset springs are fixedly connected to the side wall of the groove, the piston rod in the hydraulic cylinder penetrates through the clamping circular ring to be fixedly connected with a supporting plate, and the upper end of the supporting plate is fixedly connected with the fixed platform. According to the mining equipment supporting platform convenient to adjust, the structure is simple; because the hydraulic cylinder is added, conditions for rising and falling of a fixed plate can be conveniently provided, and it is guaranteed that machines can work normal in the fixed plate; the offset of the piston rod in the hydraulic cylinder in the left and right direction is lessened with the clamping circular ring and the reset springs, so that it is guaranteed that the piston rod will not bump the base, and the service life of the piston rod is prolonged; and with clamping grooves, bearings and universal wheels, the mining equipment supporting platform can be removed conveniently, and therefore the efficiency of mining is improved.

The invention discloses a photography tripod. The photography tripod structurally comprises foot pipes, foot pipe rotary knobs, sponge hand guards, adjusting buckles, rotating parts, a fixing part, amiddle shaft, a connection block, a hook, a middle shaft tightness rotary knob, a main body, a sphere fine adjustment rotary knob, a sphere rough adjustment rotary knob, a sphere, a placing frame, a quick assembling plate, a quick assembling plate tightness rotary knob, a safety catch, a gradienter and a telescopic device. According to the photography tripod, since the telescopic device is arranged, a rotary block can be rotated clockwise or anticlockwise, the rotary block is in a U shape, the rotary block makes contact with the outer surface of the foot pipes after being rotated to a certainangle so as to be fixed, a button unit is pressed so that the telescopic rod can slide in the fixing rod, two or more through holes are formed at large intervals, therefore, up-down adjustment is convenient for a user, and the problems that after a tripods in the prior art is used for multiple times, the bottom end makes friction with the ground, the tripod is abraded to slide, and machine stability is poor are solved.

The invention relates to the field of big data analysis, in particular to a big data analysis-based system. The system comprises a base, a device main body, a heat dissipation window, a protection mechanism, an operation mechanism, a limiting mechanism, a disinfection mechanism and a cleaning mechanism; during use, the protection mechanism is arranged at the position, close to the top end, of oneside of the device body, and the protection mechanism is arranged in the device body, so that a display part of the device is protected conveniently; the operation mechanism is arranged in the middleof the side, provided with the protection mechanism, of the device body; by arranging a series of transmission parts, an operation panel in the device can be conveniently and properly adjusted up anddown, and therefore people with different heights can conveniently use the device. The disinfection mechanism is arranged at the top of the device body, and the whole device can be conveniently disinfected and cleaned through a series of transmission devices; and the cleaning mechanism is arranged on the side wall of the device main body, so that the cleaning mechanism can achieve a good cleaningeffect on the device main body while abutting against the side wall of the device main body.

The invention discloses a green belt plant trimming device. The green belt plant trimming device includes a base plate, rolling wheels, connection rods, cylindrical blocks, an operation rotation disc,a first lead screw, a U-shaped plate, an H-shaped plate, a first motor, a bearing base, a second lead screw, a strip-shaped sliding hole, a round rod, a second motor, a groove plate, a bearing strip-shaped plate, a gear, a cutting chain, a sliding plate, a threaded hole plate, an electric-hydraulic push rod, a movable base, a fixed sheet, a strip-shaped through hole, a movable pin and a square through hole. The green belt plant trimming device is compact in structure and is conducive to levelling and rapidly trimming the tops and side faces of green belt plants, and the situation is avoided that when a handheld gasoline saw is used for trimming, produced waste gas pollutes air; the green belt plant trimming device is reasonable in design and has the function of avoiding planted greening trees in the green belt plants, flexibility of adjustment is improved, normality of trimming work is ensured, operation is safe, it is convenient to manually operate the green belt plant trimming device and adjust the whole green belt plant trimming device to move up and down, and the green belt plant trimming device is suitable for trimming green belts of different height.

The invention discloses an efficient spraying machine special for machinery-picked cotton. The efficient spraying machine comprises a vehicle body, walking wheels arranged below the vehicle body, a plant divider installed on the outer sides of the walking wheels and cameras arranged on the vehicle body and located ahead of the walking wheels. The efficient spraying machine is convenient to operate; the plant divider is simple in structure and convenient to operate; the positions of plant-divider protecting plates arranged in front of the wheels of the cotton spraying machine can be conveniently and rapidly adjusted vertically, machinery damage to cotton plants is reduced, repeated disassembling is avoided, material resources and manpower are saved, and plant dividing and spraying efficiency is improved; due to high-speed rotating air flow generated by high-pressure air and spraying head bodies, liquid pesticide can penetrate through plant canopies, and the liquid applying rate of leaves can be greatly increased; the overall height of high-pressure spraying air bellows can be adjusted through a lifting hydraulic cylinder, and atomized liquid pesticide can be simultaneously sprayed onto roots, stems and the plant canopies of the machinery-picked cotton; the positions of plant-canopy spraying heads at the upper portions of the high-pressure spraying air bellows can be adjusted, and proper installation positions can be selected along with growth of cotton plants.

The invention relates to the technical field of medical instruments and equipment, and discloses a safety patient transfer device for intensive care. The device comprises a bottom plate; mechanical jacks are fixedly mounted on the left and right sides of the top of the bottom plate; and threaded rods are in threaded connection with the interiors of the two mechanical jacks. According to the safetypatient transfer device for intensive case, the stability of patient transfer is guaranteed through sliding rails, idler wheels, a guide rail, sliding blocks, a telescopic support, electric push rods, inserting blocks and electric telescopic rods; a supporting plate can be conveniently adjusted up and down through servo motors, the threaded rods and the mechanical jacks, and then the upper surface of the supporting plate and a receiving and transfer device are located at the same height, so that the transfer stability is guaranteed, and secondary injury to the patient due to the uneven condition in the transfer process is avoided; and the stability of the patient in the transfer process is guaranteed through linear pushing rods and an extending plate, so that the problems that transfer isnot stable and secondary injury can be caused to the patient are solved.

The invention discloses a forestry water-saving and easily-adjusted seedling raising device. The device comprises seedling raising barrels, a stepping motor, a water pump, a base seat, a water storagetank, a mounting plate and spray heads; and the water storage tank is installed at the top of the base seat, the mounting plate is arranged above the base seat, a supporting net cylinder is installedbetween the mounting plate and the base seat, a vertical pipe is installed in the middle of the mounting plate, a driven gear is installed on a part, located below the mounting plate, of the verticalpipe, and the driven gear engages with a driving gear installed on the output shaft of the stepping motor, the lower end of the vertical pipe is connected with a communicating pipe through a rotary joint, the lower end of the communicating pipe is connected with the water outlet of the water pump located on the base seat, the seedling raising barrels are installed at the mounting holes of the outer ring of the mounting plate, a water-saving disc is installed at the outer ring of the upper end of each seedling raising barrel, the upper end of the vertical pipe is equipped with a horizontal pipe, and the lower side of the horizontal pipe is equipped with the spray heads corresponding to the seedling raising barrels. According to the invention, the structure of the device is novel, the design is reasonable, the device is easy to adjust, and the seedling raising and water saving effects are good.

The invention discloses a blowpipe assembly which comprises a support, an air outlet pipe, a connecting pipe and an air inlet hose, wherein the air inlet hose is communicated with the air outlet pipe through the connecting pipe; the bottom of the support is provided with a plurality of pulley wheels, a guide ring is also arranged on the support, and a plurality of guide pulley wheels are peripherally arranged on the guide ring; the air outlet end of the air outlet pipe is arranged in the guide ring, and the guide pulley wheels are in contact with the outer wall of the air outlet pipe; a rotatable worm wheel and a worm rod for driving the worm wheel are also arranged on the support, an installation hole with a thread is arranged in the worm wheel, and a screw rod is penetratively arranged in the installation hole; and a positioning base is arranged on the connecting pipe, and the top end of the screw rod is arranged in the positioning base through a bearing. The top end of the worm rod is provided with a hand wheel. Because the structure driving the air outlet pipe and the connecting pipe to move up and down through the worm rod, the worm wheel and the screw rod is adopted, a user can easily adjust the air outlet pipe up and down; moreover, because a plurality of pulley wheels are arranged on the bottom of the support, the horizontal movement of the air outlet pipe is simple and convenient.

The invention discloses a photoelectric combination cable mounting rack. The mounting rack comprises a fixed wall surface and a control box, the fixed wall surface is in threaded connection with a first fixed plate through a bolt; a first slideway is formed in the first fixed plate; meanwhile, the first slideway is slidably connected with first sliding blocks; a second fixed plate is fixed betweenthe first sliding blocks; a supporting frame and a supporting rod are fixed to the right side of the second fixed plate. A second slideway is formed in the first supporting plate, a first spring shaft is fixed to the upper side of a third fixed plate, a second supporting plate is fixed to the upper side of the first spring shaft, threaded holes are formed in the second sliding block and the firstsupporting plate, and a cable mounting frame assembly is fixed to the upper side of the second supporting plate in a threaded mode. According to the photoelectric combination cable mounting rack, a sliding limiting assembly is arranged, an arc-shaped plate in the sliding limiting assembly can be adjusted under the effect of a second spring shaft, and balls are arranged on the arc-shaped plate sothat a cable can conveniently and rapidly penetrate through the space defined by the arc-shaped plate.

The invention discloses a stomatognathic system pain palpation instrument. The stomatognathic system pain palpation instrument comprises a base, wherein supporting legs are arranged on the outer sidesurface of the base; a locking universal wheel is arranged on the lower end surface of each supporting leg; a first telescopic rod is arranged in the middle of the upper surface of the base; a first positioning double-screw bolt is arranged in the middle of the outer side surface of the first telescopic rod; a supporting plate is arranged on the upper end surface of the first telescopic rod; an arc-shaped supporting plate and a U-shaped positioning plate are arranged at the left end of the upper surface of the supporting plate; a first electric telescopic rod is arranged in the middle of the upper end of the outer side surface of the U-shaped positioning plate; an arc-shaped pressure plate is arranged on the lower end surface of the first electric telescopic rod; and a guide track is arranged at the right end of the upper surface of the supporting plate. The stomatognathic system pain palpation instrument is compact in structure and convenient to operate, occupies small space when used, and can be used for diagnosing a stomatognathic invasion site of a patient rapidly in a contact manner; by arrangement of a sleeve, the electric telescopic rod is adjusted vertically conveniently, and by arrangement of the arc-shaped pressure plate and the arc-shaped supporting plate, the head of the patient is convenient to fix.

The invention discloses a reaction kettle for pesticide production, and the reaction kettle comprises a reaction kettle body; a transparent observation window is fixedly installed at the upper end ofthe outer side of the reaction kettle body, the upper end of the reaction kettle body communicates with a feeding pipe distributed in a mirror image mode, and the upper end of the feeding pipe is in threaded connection with a sealing cover in a sleeving mode; and a driving mechanism is arranged in the middle of the top end of the reaction kettle body. According to the invention, under the drivingof a motor, a main synchronous wheel, a synchronous belt, an auxiliary synchronous wheel and a third rotating rod are matched for use, and a spiral auger can be driven to rotate, so pesticide production raw materials are driven to move downwards, and a feeding pipe is prevented from being blocked by the pesticide production raw materials; under the driving of the electric telescopic rod, the reaction kettle is matched with a transverse plate for use, convenience is brought to up-down adjustment of the position of the main synchronizing wheel, so convenience is brought to clamping and separation of the limiting groove and the limiting block, the purpose of conveniently opening and closing the anti-blocking mechanism is achieved, the anti-blocking mechanism is prevented from running in a non-feeding stage, and the cost is saved.

The invention discloses a floor type server protective cabinet. The floor type server protective cabinet comprises a cabinet body and a supporting plate. A cooling case is arranged on the top of the cabinet body, two cooling fans are installed in the cooling case side by side, cooling holes are evenly formed in the top wall of the cooling case, threaded holes are evenly formed in the side wall ofan angle iron stiffening frame, connecting pieces are welded to the edges of the four corners of the supporting plate, the connecting pieces are installed on the side wall of the angle iron stiffeningframe through screws, a UPS is installed on the portion, located below a partition plate, of the bottom side in the cabinet body, four universal wheels are symmetrically arranged in the four cornersof the bottom of the cabinet body, four threaded rods are symmetrically welded to the four corners of the bottom of the cabinet body, and landing legs are installed at the bottom ends of the threadedrods through nuts. The floor type server protective cabinet is convenient to move, very stable when placed, low in noise, convenient to adjust, wide in application range and worthy of being popularized, and can supply power to a server unintermittently.

The invention relates to the technical field of running machines, and discloses a VR (virtual reality) fitness running machine convenient for armrest height adjustment. The VR fitness running machinecomprises two outer sleeve columns. Inner sleeve columns are inserted into the tops of the outer sleeve columns. A screen is mounted at the tops of the inner sleeve columns fixedly. A first disc sleeves the tops of the outer surfaces of the inner sleeve columns. A first insertion rod penetrating the inner sleeve columns and extending to the outer portion of the first disc is inserted into the front surface of the first disc. A first round hole matched with the first insertion rod is formed in the front surface of each inner sleeve column. The VR fitness running machine has the advantages thatthrough the first disc sleeving the outer surfaces of the inner sleeve columns, the inserted first insertion rod and the reversed round holes, armrests of the running machine can be adjusted up and down conveniently; through reserved second round holes and an inserted second insertion rod, the armrests can be adjusted forwardly and backwardly, and accordingly, safety of human bodies is well guaranteed; through mounted inclined rods, the armrests are mounted stably and safely.

The invention provides soil pre-selecting and fertilizer mixing stirring equipment, which comprises a feeding pipe, a scale line, a feeding baffle, a linear rotating bushing and a stirring cage, wherein a motor is embedded in an inner cavity of a base, an annular limiting plate is fixedly arranged at the inner side of a straight pipe section of the feeding pipe, the feeding baffle is fixedly arranged at the bottom side of the annular limiting plate, an electric push rod passes through the feeding pipe and is fixedly connected to the bottom of the feeding baffle through a telescopic rod at thefront end of the electric push rod, a lifting barrel passes through a blanking plate from bottom to top and is positioned at the inner side of a stirring cavity, a spiral conveying blade is fixedly welded on a first rotating shaft, a turntable is fixedly arranged at the upper end of the first rotating shaft, and a second rotating shaft passes through a linear rotating bushing and is connected withthe stirring cage. The arrangement of the linear rotating bushing can enable the stirring cage to adjust up and down according to the inclination of the blanking plate, so as to fully stir materials,and the feeding baffle is arranged to control and master the addition of the materials by utilizing the scale line inlaid on the outer side of the transparent straight pipe section.

The invention provides a portable monitoring device based on artificial intelligence and a use method thereof. The portable monitoring device based on the artificial intelligence comprises: a fixing frame, wherein the upper surface of the fixing frame is provided with a limiting sliding groove; and a telescopic rod, wherein the bottom of the telescopic rod is fixed to the top of the fixing frame. According to the portable monitoring device based on the artificial intelligence, a monitoring camera can be conveniently driven to stably move in the horizontal direction for adjustment, so that the monitoring camera can conveniently perform mobile monitoring in a controllable range according to actual use requirements, and the monitorable range of the monitoring camera is increased. Two guide rails can be rotationally adjusted so as to facilitate up-down lifting adjustment of the monitoring camera, and thus the monitoring camera can be maintained and overhauled. Maintenance personnel do not need to climb to a high place to maintain and overhaul the monitoring camera, potential safety hazards existing in the maintenance process are reduced, the convenience of overhauling and maintenance of the monitoring camera equipment is improved, and the operation is more convenient.

The invention provides a multifunctional processing device for precision metal structural parts. The device comprises a base, mounting vertical plates, sliding rods, transmission shaft clamping movingframe structures, a clamping bolt, a rear column, a top plate, an air cylinder, an angle adjustment motor, a grinding motor, a precision grinding wheel, a mounting bracket, a fixing ring, a cleaningframe mounting pipe, a telescopic tube, a transmission shaft cleaning mounting frame structure, a transmission motor and a primary gear, wherein the mounting vertical plates are welded to the left andright sides of the front and rear ends of the upper part of the base respectively; the sliding rods are connected to the upper parts of the inner sides of the mounting vertical plates through bolts;and the transmission shaft clamping moving frame structures sleeve the upper parts of the sliding rods. The device has the beneficial effects that through the arrangement of the sliding rods and moving tubes, the moving tubes can slide left and right on the outer sides of the sliding rods, and ground transmission shafts can be moved to the right side for removing iron filings, so as to avoid thatworkers are scalded when touching the transmission shafts with hands due to the fact that the temperature of the newly ground transmission shafts is too high.

An adjustable cable wall-piercing bushing, including a protective frame, at least two wall-piercing pipes are stacked up and down in the protective frame, and the wall-piercing pipes on the upper side include upper fixed half-pipes and upper movable half-pipes corresponding to the upper and lower sides , the upper fixed half-pipe is fixedly connected with the protective frame, the wall-piercing pipe on the lower side includes the upper and lower corresponding independent lower movable half-pipes and lower fixed half-pipes, the lower fixed half-pipe is fixedly connected with the protective frame, and the upper and lower movable upper pipes are adjacent to each other. A connecting plate is fixedly connected between the half-pipe and the lower movable half-pipe, and the connecting plate is movably plugged in the protective frame, and the connecting plate and the upper movable half-pipe and the lower movable half-pipe connected thereto form a plug-in unit. A plurality of plug-in units are movably inserted in the protective frame between the upper fixed half-pipe and the lower fixed half-pipe, and the lower movable half-pipe of the upper plug-in unit and the upper movable half-pipe of the upper plug-in unit form the middle Through the wall pipe. The protective frames at the two ends of the connecting plate are respectively fixedly connected with an upper plug board and a lower plug board correspondingly up and down.