64results about How to "Solve the problem of not being able to adjust the height" patented technology

The invention discloses a dynamic anti-collision device of a bridge pier. The dynamic anti-collision device of the bridge pier comprises a plurality of buoyancy tanks surrounding the outer side of thebridge pier in a sleeving manner, and steel wire ropes or steel belts bundled on the periphery of the buoyancy tanks and used for connecting the buoyancy tanks into one. A shell of each buoyancy tankis an arc body in the whole, an energy absorbing material is filled inside the shell, a plurality of rolling bodies are arranged on the inner surface of the shell, a blade mounting groove is arrangedin the outer arc surface of the shell in the tangential direction, a blade is mounted in the blade mounting groove in a hinging way through pins, and the blade can be dynamically switched between thefit and unfolded statuses. According to the invention, part of the buoyancy tanks is always exposed above the river surface to protect the appropriate part of the bridge pier regardless of whether the river water rises or falls. The buoyancy tanks can be adaptively adjusted up and down along the bridge pier as the water surface of the riverway changes, which solves the problem that the height adjustment cannot be achieved by taking protection measures in the existing protection system.

The invention discloses a height-adjustable display for a computer. The display comprises a display screen, a pedestal, a bottom mat and a lifting rod, wherein a horizontal partition plate is fixed inan inner cavity of the pedestal and divides the inner cavity of the pedestal into two parts; a lifting plate is arranged at a position, which is located in the pedestal, above the partition plate; supporting sliding rods are arranged at four corners of the lifting plate in a penetrating manner; screw rods are arranged at the middle parts of two groups of supporting sliding rods on one side of thelifting plate in a penetrating manner; both ends of the supporting sliding rods and both ends of the screw rods penetrate through the partition plate and are fixed in the upper and lower end walls ofthe pedestal; the two ends of the screw rods are arranged in the inner wall of the pedestal and are connected with the pedestal in a rotatable manner; the lifting rod is arranged in the middle of thelifting plate; the bottom end of the lifting rod is fixedly adhered with the lifting plate; and the upper end of the lifting rod passes through a lifting opening in the top end of the pedestal and isfixedly connected with the display screen. According to the height-adjustable display for the computer, the height of the display can be adjusted through inter-gear meshing; and the display is convenient to adjust and high in practicability.

The invention discloses a test tube placement rack for a chemical laboratory, which includes a base, a fixed shell is fixedly connected to both sides of the top of the base, and a positioning plate is fixedly connected to the outer side of the fixed shell, and the positioning plate is far away from the fixed shell One side of the fixed housing is provided with a card slot, and the inner cavity of the fixed shell is provided with a limit block, and the top of the limit block is fixedly connected with a lifting rod, and the top of the lifting rod penetrates to the outside of the fixed shell. The present invention is provided with a base, a fixed shell, a positioning plate, a card slot, a block, a pull rod, a lifting rod, a housing, a second fixed plate, a through hole, a first fixed plate, a limiting block, a limiting plate, a sliding rod and The combined use of the spring solves the problem that the height of the existing test tube rack cannot be adjusted. The test tube rack used in the chemical laboratory has the advantage of being able to adjust the height according to the height of the test tube, which is convenient for the user and improves the current situation. The practicability of the test tube rack is worth promoting.

The invention relates to a multifunctional live working vehicle. The multifunctional live working vehicle comprises a live working vehicle main body. The top end of the live working vehicle main bodyis movably connected with a lifting working arm, and the right end of the lifting working arm is fixedly connected with a connecting head. Rubber blocks are connected outside buffer springs, and the left ends of the rubber blocks are adhesively connected with an anti-collision bar. The right sides of support sleeves are fixedly connected with connecting cylinders, and the insides of the connectingcylinders are movably connected with rotating rods. The right side of a second tool containing table is rotationally connected with a movable blocking rod. The top end of a rotating shaft is fixedlyconnected with a first retaining ring, and the inside of the first retaining ring is movably connected with a second retaining ring. T-shaped bolts are connected into the second retaining ring, and the right sides of the T-shaped bolts are connected with fixing nuts in a threaded manner. According to the multifunctional live working vehicle, telescopic rods can be moved inside the support sleeves,so that the height of a guard rail can be adjusted, and thus workers with different heights can be well protected, and the practicability of the device is further improved.

The invention discloses a product display device, which structurally comprises a display table, a protective cover, a base, a clamping groove, a rotating device and a lifting platform, wherein the display table is inserted into the protective cover through a clamping groove at the periphery of the top; and by arranging the rotating device, the product is placed above a rotating plate for placing,a handle is held to rotate forwards, the handle drives a bevel gear to rotate through a connecting rod, and the bevel gear drives the rotating plate to rotate circularly through an output shaft, so that the display of the product is convenient, thereby achieving the advantage that the product is displayed in an all-round way and a user can understand the depth of the product conveniently; by arranging the lifting platform, the distance between a first moving rod and second moving rod is adjusted through rotating the rotating handle, so that the extension and contraction of a first scissor forkand second scissor fork are adjusted, so that the height of a display stand is adjusted, and the advantages of height adjustment of the device, convenience watching the product by a user and improvement of the sales quantity of the product are achieved.

The invention provides multifunctional lifting equipment for architectural engineering convenient to install. The equipment comprises an H-shaped bearing steel frame, a baffle plate bracket, a controlswitch, an adjusting hydraulic column device, an anti-falling hanging hook device, a lifting motor device, an anti-collision spring column device, a movable wheel, a waterproof box, an adjusting switch, a control wire, an oil wire rope, an illuminating lamp tube, a lamp base and a rainproof cover. Through arrangement of a hydraulic extension cylinder and a hydraulic extension rod, the height adjustment of the lifting equipment is facilitated, and the problem of incapability of adjusting the height is solved; through arrangement of an anti-falling spring piece, hung objects are prevented fromunhooking to damage, the lifting safety of the lifting equipment is improved, and the problem of no anti-falling clamping ring on a hanging hook is solved; and through arrangement of a damping pipe, an anti-collision spring and a damping cylinder, a lifting motor and a limiting roller are protected from colliding in left-right translation, and the problem of no collision preventing function is solved.

The invention discloses a drying rack for textiles. The drying rack comprises a drying plate, first brackets are fixedly connected with the four corners of the bottom of the drying plate, sliding rodsare fixedly connected with the bottom of the opposite sides of the first brackets, the number of the sliding rods is two, two sliding sleeves are arranged on the surfaces of the sliding rods in a sleeving mode, and a second bracket is fixedly connected with the bottoms of the sliding sleeves. The drying plate, the first brackets, sleeving pipes, the sliding sleeves, the sliding rods, a second support rod, a movable shaft, a third bracket, a connecting sleeve, a third support rod, a fixed block, a movable wheel, a through hole, a pulley, a first support rod, a limit plate, a connecting rod, bolts, nuts and the second bracket are arranged and used in a coordinated mode, the problem that the height of the existing textile drying racks cannot be adjusted is solved, the drying rack for textiles is convenient to use, has the advantage of adjustable height, the practicality of the existing textile drying racks is improved, and the drying rack is worth popularizing.

The invention discloses a support for a liquid crystal TV. The support for the liquid crystal TV comprises a first support body and a second support body; a supporting plate is connected to the sides,opposite to each other, of the first support and the second support body in a sliding manner; a fixing block is fixedly connected to the front side of the supporting plate; a TV body is fixedly connected to the front surface of the fixing block; the two sides of the top of the supporting plate are each fixedly connected with a stay cord; the sides, opposite to each other, of the first support andthe second support body are movably connected with a rotating shaft; and the surface of the rotating shaft is sleeved with two rolling wheels. According to the support for the liquid crystal TV, by means of cooperative use of the first support body, a handle, a connection rod, a rotating disk, the second support body, the supporting plate, the fixing block, the stay cords, the rotating shaft, therolling wheels and a through hole, the problem that the height of an existing support for the liquid crystal TV cannot be adjusted is solved. The support for the liquid crystal TV has the beneficialeffect that height is adjustable, the watching requirement of a high user is met, convenience is brought to watching of the user, the structure is simple, and the support for the liquid crystal TV isworthy of popularization.

The invention discloses a height-adjustable textile machinery support device which comprises a base, wherein a support frame is arranged at the top of the base; two sliding rods are fixedly connectedwith the bottoms on the two sides of the inner wall of the base; a sliding sleeve is arranged on the surface of each of the sliding rods in a sleeving manner; transmission frames are fixedly connectedwith two opposite sides of the two sliding sleeves; and push rods are fixedly connected with the top and bottom of the inner side of each of the transmission frames. According to the height-adjustable textile machinery support device, through cooperative application of the base, the support frame, a through hole, a support rod, a rotary disc, a movable rod, a connecting block, a pulley, a connecting rod, a trapezoid block, the push rods, the sliding sleeves, the transmission frames, the sliding rods, a support plate and a motor, the problem that the existing textile machinery support device cannot adjust the height is solved. The height-adjustable textile machinery support device has the advantage of adjusting the height, brings great convenience for application of a user, improves the practicality and deserves popularization.

The invention belongs to a sizing block (cushion block) in mechanical clamps, and in particular relates to a sizing block with adjustable height for flat tongs; in the invention, an integral sizing block is changed into two sections of slanting sizing blocks which can slide relatively in a guide groove, so as to realize possibility that the height of the sizing block can be fine-tuned accurately. The sizing block can be applied to machinery processing of flat tongs, and clamps, check tools and other mechanical devices; by adopting the special function that the height of the sizing block can be fine-tuned accurately, the processing and manufacturing cost can be remarkably saved.

The invention discloses a height-adjustable weaving machine tool suitable for flow line production. The height-adjustable weaving machine tool comprises a bottom plate, wherein the left side of the top of the bottom plate is fixedly connected with two first fixed seats; the top of each first fixed seat is fixedly connected with a machine shell; the top of each machine shell is fixedly connected with a first telescopic rod; the right side of the top of the bottom plate is fixedly connected with second fixed seats matched with the first fixed seats. According to the height-adjustable weaving machine tool, the first telescopic rods, second telescopic rods, a driving motor, a threaded rotating shaft, a rolling bearing, threaded blocks, first rotating shafts, a rotating block, first connectionrods, second rotating shafts, support blocks, second connection rods, third rotating shafts and fixing blocks cooperate with each other, so that the problem that the height of the common weaving machine tool cannot be adjusted is solved; the height of the machine tool can be adjusted according to the height of the user when the user operates the machine tool; the usage difficulty of the user in use is reduced; the operation efficiency of the user is improved; the great convenience is brought to the weaving operation.

The invention relates to the technical field of computer hardware and particularly relates to a computer device for auxiliary teaching. The computer device comprises a mounting shell, a computer hostcase and a display, wherein the mounting shell comprises a shell, two fixed pipes are respectively symmetrically arranged at the left and right ends in the shell, lifting rods capable of sliding up and down are mounted in the fixed pipes, through holes are formed in the fixed pipes, fixed plates are mounted at the upper ends of the lifting rods, and the middles of the upper ends of the fixed plates are connected with the lower end of the computer host case. By virtue of the cooperation between the fixed pipes and the lifting pipes, the heights of the fixed plates and the computer host case andthe display which are located above the fixed plates can be adjusted, so that the computer device can be adapted to users with different heights; and fixed bolts are inserted into the through holes for fixation, so that the operation is simple and convenient, and the problem that the height of a computer device fixedly mounted in a classroom for auxiliary teaching cannot be adjusted is solved.

The invention relates to a height-adjustable bus handle, and belongs to the field of traffic. The handle comprises a shell shaped like a Chinese character 'kou', the shell is composed of a front shellbody and a rear shell body which are hollowed out inside and buckled, multiple equidistant L-shaped adjusting holes are formed in the front side, close to the interior, of a vertical rod on the leftside of the shell, a cylindrical handle body with the interior communicated with the shell is fixedly connected to the lower side of the shell, a stablization plate with a hole formed in the middle isarranged in the handle body, a rotating shaft is installed on the hole of the stabilization plate, a stable block is arranged in the middle of the rotating shaft, and installed on the inner side of the stabilization plate, a protruding limiting block is arranged on the position, close to the tail end, of the side face of the rotating shaft, the top of the limiting block penetrates through a limiting hole formed in the handle body and is connected to a rotating sleeve sleeving the outer side of the handle body, a spur gear is fixedly connected to the right end of the rotating shaft, a rack shielding plate which is arranged on the rear side of the spur gear and matched with the spur gear is installed on a sliding rail arranged in the rear shell body, and multiple equidistant openings are formed in the rack shielding plate; the handle height can be adjusted freely, and the device is simple, easy to learn, practical and easy to use.

The invention discloses an embroidery machine with automatic lifting function, which comprises a fixed base, the bottom of the inner wall of the fixed base is fixedly connected with a connecting rod, the bottom of the inner wall of the fixed base is symmetrically fixedly connected with a cylinder, and the top of the cylinder is fixed A first tooth plate is connected, a support plate is fixedly connected to the top of the fixing seat, a connecting plate is fixedly connected to the bottom of the supporting plate, and the bottom of the connecting plate penetrates into the interior of the fixing seat. The present invention is provided with a fixed seat, a connecting rod, a cylinder, a first tooth plate, a support plate, a connecting plate, a fixed rod, a gear, a second tooth plate, a controller, an embroidery machine body, a control panel, a hollow column, and a first connecting plate. And the slider solves the problem that the height cannot be adjusted when the existing computer embroidery machine is in use, increases the user's comfort when using, reduces the impact on the user, and reduces the user's labor force.

The invention discloses a test tube rack for laboratories, which comprises a base, a shell is fixedly connected to both sides of the top of the base, a support plate is connected to the inner cavity of the shell in a transverse sliding manner, and the bottom of the support plate is fixed A transmission frame is connected, the inside of the transmission frame is slidably connected with a movable rod, the rear end of the movable rod is fixedly connected with a connecting rod, and the bottom of the left side of the inner cavity of the housing is fixedly connected with a second fixed frame. In the present invention, the base, the housing, the fixed rod, the placement plate, the first through hole, the support plate, the movable rod, the electric telescopic rod, the first fixed frame, the second fixed frame, the connecting rod, the transmission frame and the second through hole Used together, it solves the problem that the height of the existing laboratory test tube rack cannot be adjusted. The laboratory test tube rack has the advantage of height adjustment, which makes the placement of longer test tubes more stable, and brings convenience to users. The great convenience improves the practicability of the test tube rack for the laboratory.

The invention discloses a liftable piglet transport vehicle, comprising a chassis, a first fixed block is fixedly connected to the left side of the top of the chassis, a first sliding groove is fixedly connected to the right side of the top of the chassis, the first The inner chamber of the fixed block is movably connected with a first elevating rod, the top of the first elevating rod is movably connected with a first roller, and the center of the back surface of the first elevating rod is movably connected with a second elevating rod, and the first elevating rod is movably connected with a second elevating rod. The bottom of the front surface of the lifting rod is movably connected with the second lifting rod through the electric telescopic rod. The invention solves the problem that the height of the existing piglet transport vehicle cannot be adjusted. The liftable piglet transport vehicle can adjust the height of the pig-carrying frame according to the height of the sow farrowing bed and the nursery pen. The door of the bed nursery pen is matched, which is convenient for the breeder to transport the piglets, and achieves the effect of reducing the labor intensity of the breeder.

The invention discloses a foldable track-type banana harvesting device which comprises a foldable track consisting of track units, a cart body, a harvesting mechanism and a container. Each track unitcomprises a left track strip, a right track strip and a cross rod, wherein the cross rod is erected between the left track strip and the right track strip, the adjacent track units are hinged to achieve folding, clamping grooves are formed in the outer side of the left track strip and the outer side of the right track strip, and clamping strips are matched in the clamping grooves. Left track wheels and right track wheels are arranged below the cart body. The harvesting mechanism is arranged on the cart body and comprises a cutting device and a vertically arranged cylinder, wherein an upper-endopening of the cylinder sleeves a banana, the cutting device is arranged in the upper-end opening of the cylinder and used for cutting off the sleeved banana, and a lower-end opening of the cylinderis used for discharging the banana. The container is arranged under the cylinder to receive falling bananas, and the bottom of the container is provided with a left track wheel and a right track wheelas well.

The invention relates to the technical field of target material manufacturing equipment, and discloses a target welding positioning device which comprises a box body, an air cylinder is connected to the top of the inner wall of the box body, a toothed bar is connected to the lower end of the air cylinder, gears are engaged with the two sides of the toothed bar, and rotating rods are fixedly sleeved with the axes of the gears. The front ends and the rear ends of the surfaces of the rotating rods are movably sleeved with supporting rods. Through arrangement of the air cylinder, the toothed bar,the gears, the rotating rods, the supporting rods, swing rods, hollow columns, lifting rods, a frame body, a guardrail, a protective shell, a motor, an output wheel, a driven wheel, a fan, a storage box, an isolation plate, a storage drawer and a handle, the problems that a traditional target welding positioning device cannot adjust the height, is too slow in cooling and cannot store and tidy welding tools are solved; The device has the advantages of height adjustment, cooling and tool storage and arrangement, meets the production requirements of modern factories, improves the production efficiency, and is worthy of popularization and application.

The invention discloses a height-adjustable aesthetic and plastic surgical bed. The height-adjustable aesthetic and plastic surgical bed comprises a base, wherein the top part of the base is fixedly connected with a fixed box; sliding grooves are formed in two sides of an inner cavity of the fixed box; the central part of the bottom part of the inner cavity of the fixed box is fixedly connected with a servo motor; the top part of an output shaft of the servo motor is fixedly connected with a spiral column; the top part of the spiral column is movably connected with a bearing seat; the top partof the bearing seat is fixedly connected with the top part of the inner cavity of the fixed box; the central part of the spiral column is connected with a spiral sleeve in a sliding way. According tothe height-adjustable aesthetic and plastic surgical bed disclosed by the invention, through the matching of the base, the fixed box, the sliding grooves, the servo motor, the spiral column, the bearing seat, the spiral sleeve, fixed plates, a sliding block and lifting columns, the height of a bed body can be adjusted, the problem that the height of a traditional surgical bed cannot be adjusted is solved, convenience is provided for a plastic surgeon to carry out plastic surgery on a plastic surgical patient, the labor intensity of the plastic surgeon can be reduced, and the height-adjustableaesthetic and plastic surgical bed is worth being popularized for use.