58results about How to "Rotation doesn't happen" patented technology

The invention provides a flexible display device support device and a flexible display. The support device comprises a framework chain connected by a plurality of framework units. Each framework unit comprises a head and a tail which are connected, wherein the head is provided with a first rotary face, the first rotary face is a cylindrical curved face or a spherical face; the tail comprises a cavity for accommodating the head of the adjacent framework unit, and the cavity is provided with a second rotary face matched with the first rotary face; the radius of the first rotary face is larger than that of the second rotary face, the second rotary face wraps part of the first rotary face of the adjacent framework unit to allow the head of the adjacent framework unit to be matched with the cavity of the tail and be capable of rotating relative to the cavity of the tail. The flexible display comprises a flexible display screen and is characterized by further comprising the flexible display device support device provided by optional one embodiment of the invention, and the flexible display screen is connected with the framework chain.

The invention provides an elastic bone screw. At the position where an elastic rod and a limiting sleeve are fixedly connected, ribs distributed at intervals are arranged at the circumstantial direction, and the ribs protrude outward toward the direction close to the limiting sleeve; an inserting groove of the limiting sleeve forms concave grooves in the position corresponding to the ribs; when the elastic rod is fixedly connected to the limiting sleeve, the ribs and the grooves mesh in the rotating direction of the elastic rod to form a cooperatively limited helix resistance structure, and thus when the elastic rod rotates, no relative motion is conducted between the elastic rod and the limiting sleeve in the rotating direction; the elastic rod is inserted into the part of the limiting sleeve, and the tail end face of the part and the tail end face of the limiting sleeve are subjected to visual welding fixing. Through micro motion of the elastic bone screw, relative motion occurs between a locking plate and a connected bone in the direction parallel with the initial installing position, and healing of the bone is better promoted. Moreover, due to the use of the visual welding, the limiting sleeve and the elastic rod are welded, and the problems in the traditional blind welding process of pseudo soldering and solder skips can be effectively avoided.

The invention relates to a viaduct pier construction method. The method mainly comprises the following steps: foundation excavation, scaffold building, steel bar construction, formwork installation, temporary supporting, concrete pouring, concrete curing, formwork removal operation and the like. The supporting equipment comprises a bottom plate, an angle adjusting device and an abutting device. According to the invention, the following problems existing in the existing template supporting process can be solved: when a traditional formwork is supported, a large number of inclined wood supportsneed to be arranged, generally, one end of each wood support abuts against the top end of a vertical keel, the other end of each wood support abuts against a foundation pit sheet pile, supporting at the top end and the bottom end is unstable, the occupied area is large, material transportation and observation of the solidification condition of concrete are inconvenient, and time and labor are wasted in the dismounting and mounting process; and b, a traditional supporting instrument easily generates lateral pressure on the formwork, so that the formwork is easily deflected, and when the formwork is erected on the ground with the complex terrain, the erecting cost is high, and the firmness cannot be effectively improved.

The invention belongs to the technical field of curtain wall cleaning, and especially relates to intelligent curtain wall glass cleaning device for a smart building. The device comprises a main supporting plate, and main supporting columns are fixedly installed at the two ends of the supporting plate. Walking mechanisms are installed at the two ends of the main supporting columns. Driving mechanisms are mounted on the two sides of the main supporting plate and located between the main supporting columns; a cleaning mechanism is mounted on the outer side of one driving mechanism, and a wiping mechanism is mounted on the outer side of the other driving mechanism. According to the invention, the device is scientific and reasonable, and is safe and convenient to use. Through the walking mechanisms, the automatic walking of the cleaning device outside the curtain wall glass can be realized; only setting commands need to be achieved, and manual guarding is not needed, so convenience and rapidness are achieved, and labor force is greatly reduced; meanwhile, by means of the rotating mechanism, the cleaning device can automatically change the direction outside curtain wall glass, omnibearing cleaning of the curtain wall glass is achieved, the curtain wall glass cleaning efficiency is higher, and the cleaned curtain wall glass is cleaner.

The invention relates to a waterproof coding device having a built-in magnet disc. The waterproof coding device having the built-in magnet disc comprises the magnet disc, a turn button with a shaft, an induction circuit board, a positioning shaft, and a circular support seat, wherein an inner top face of the turn button is provided with an elastic positioning sheet, a port portion of an annular chamber at an outer wall of the turn button is provided with a magnetic guide ring, the magnet disc is mounted at a central portion of the positioning shaft, the induction circuit board is fixed at a tail portion of the positioning shaft, an outer circumferential wall of the circular support seat is provided with a positioning groove, a central portion of the circular support seat is provided with a shaft sleeve, the circular support seat is on a panel, a head portion of the positioning shaft penetrates through a mounting hole of the panel, thread connection with the positioning shaft is realized through a screw, the turn button is mounted on the support seat, the shaft is in moving matching with the shaft sleeve in the support seat, and the magnetic guide ring is attracted by a magnet of the magnet disc to realize synchronous rotation of the magnet disc and the turn button. The magnet disc is arranged in the casing panel, axial positioning of the turn button is realized through magnetic force of the magnet disc, the waterproof coding device has advantages of compact structure, waterproof performance, anti-shock performance and low cost and is especially applicable to use in a high wet environment or an easy shocking occasion.

The invention discloses a medical stretcher capable of being folded and stored. An inserting groove is formed in the right side of a connecting head, and positioning rods are separately connected to the top and bottom of an inner cavity of the inserting groove in a penetrating mode. Sliding plates are separately and fixedly connected to the sides, opposite to each other, of the two positioning rods, and a sliding rod is connected to the middle portions of the sliding plates in a penetrating mode. Threaded sleeves are connected to the left sides of the sliding plates in a penetrating mode, anda threaded rod is connected to inner cavities of the threaded sleeves in a threaded mode. A driven conical gear is connected to the middle portion of the outer side of the threaded rod in a sleeving mode, and a rotating shaft is connected to the middle portion of the front face of the connecting head in a penetrating mode. The back face of the rotating shaft penetrates through the connecting headto be fixedly connected to a driving conical gear, and a first sliding groove is formed in the upper portion of the front face of a first bottom plate. An inserting plate is fixedly connected to the left side of a second bottom plate, and positioning grooves are formed in the left sides of the top and the bottom of the inserting plate. The medical stretcher is convenient to fold and store throughthe arrangement of the inserting plate, the positioning rods, the threaded rod, the threaded sleeves, the first sliding groove, a positioning bolt and positioning holes.

The invention discloses a grafting device for nursery stock planting. The device comprises a fixed shell, a working mechanism is arranged on the fixed shell, and the working mechanism comprises threaded rods, limiting plates, a first connecting rod, a spring, a second connecting rod, a mounting protrusion, a cutting blade, an adjusting rod, a barrel, a handle and a connecting block. The threaded rods are connected to the outer circle face of the front side and the outer circle face of the rear side of the fixed shell in a threaded penetrating mode. The ends, extending into the fixed shell, ofthe threaded rods are fixedly connected with the limiting plates. Cutting of multiple connectors can be completed simultaneously, compared with the prior art that connector cutting needs to be conducted one by one, the grafting efficiency is improved, the cutting blade conducts cutting inside the barrel, a user holds the handle with hands, the user does not need to make contact with the blade, andthe operation safety is improved. Besides, the cutting blade can be adjusted through the adjusting rod according to the thickness degree of a rootstock, and the universality of the device is improved.

The invention discloses a supporting structure of a base for an air conditioner and the air conditioner. The supporting structure comprises a hanging plate and a base which is rotatably connected to the hanging plate, and at least one supporting rod used for supporting the base is installed on the hanging plate; and a rod arm of each supporting rod is provided with a pair of protrusions, the base is provided with a pair of elastic buckles which are used for abutting against the corresponding protrusions after the base is pulled up, and the base is provided with grooves which can be used for allowing the rod arms to be inserted after the base is put down. By means of the above-mentioned structure, when the base is pulled up, the elastic buckles can abut against the protrusions of the rod arms, and support to the base can be achieved; after the base is put down, the rod arms can be inserted into the grooves, in the operation process, support to the base can be achieved without rotating the supporting rods on the hanging plate through an operator, and convenience is brought to the operator. According to the supporting structure, the supporting rods cannot rotate, and the phenomenon that the supporting rods breaks away from the base can be avoided; meanwhile, due to the fact that the rod arms are inserted into the grooves, the phenomenon that the base breaks away from the hanging plate can be avoided.

The invention relates to the field of charging piles and discloses an electric vehicle wireless charging pile. The charging pile comprises a bottom plate, wherein a transmitting end is arranged on the bottom plate, a charging coil is arranged in the transmitting end, a lifting device is arranged at a lower end of the transmitting end, a mounting box is fixedly connected to a lower end of the bottom plate, and the lifting device is arranged in the mounting box; an opening is formed in an upper end of the bottom plate, the opening is communicated with the mounting box, the opening is matched with the transmitting end, a charging pile control box is fixedly connected to the left side of the bottom plate, a control panel is arranged on the charging pile control box, and an anti-collision device is arranged on the charging pile control box. The charging pile is advantaged in that a problem that an existing wireless charging pile is not provided with an anti-collision protection device and is prone to damage due to accidental collision is effectively solved, and meanwhile a problem that a charging coil in the existing charging pile is inconvenient to adjust is solved.

The invention discloses an automatic central lock for a container. The automatic central lock comprises a lock plate. A lock body and a lock hook are disposed on the upper side and the lower side of the lock plate correspondingly. Convex lugs are disposed at the two ends of the top of the lock body. A limiting step is disposed at the position, connected with the convex lug, of the side wall of oneside of the lock body. The automatic central lock for the container realizes an anti-rotation function by its limiting structure instead of original rocker arm, pin and other mechanical connection type limiting structures and is easy to operate.

The invention discloses an easy-to-install lightning protection device for a communication tower. The top of the first support cylinder is fixedly connected with a first support ring, the top of the first support ring is fixedly connected with a plurality of second support cylinders around the top, and the tops of the plurality of second support cylinders are fixedly connected with a second support ring. The beneficial effects of the present invention are: the invention separates the main body of the lightning protection device into three parts: a circular connecting rod, a fixed cylinder and a conical circular platform, effectively avoiding the direct installation of the integrated device, and reducing the time required to transport the integrated lightning rod device to a communication tower at a high place Therefore, the four fixed bottom plates are sequentially fixed on the top of the second support ring, and the circular connecting rods are fixed by four support rods, so as to avoid the new type of shaking when the lightning protection device is used.

The invention relates to a drying and dehydrating system for preparing biomass fuel from crop straws. The system comprises a straight plate, a feeding device, a transmission drying device and a discharging device, the feeding device is mounted on the outer wall of the left end of the straight plate, the discharging device is mounted on the outer wall of the right end of the straight plate, and thetransmission drying device is mounted in the straight plate. According to the system, the following problems during drying and dehydration of crop straws can be solved: 1, at present, domestic crop straws are basically dried and dehydrated on an open-air platform, the straws are dehydrated and aired in an airing mode, the airing effect and the airing time of the straws can be affected by changesof weather, and the straws can be damped again in the airing process; and 2, an existing crop straw drying and dewatering device basically conducts dewatering operation on straws through rotation of adewatering barrel, the dewatering barrel rotates generally to only spin-dry moisture on the outer surface of the straws, and the moisture in the straws is difficult to spin out directly.

The invention relates to the technical field of alloy saw web machining and discloses an alloy saw web machining clamp capable of achieving stable clamping and multi-angle adjustment. The alloy saw web machining clamp comprises a base. A limiting plate is fixedly mounted at the top of the base. A support plate is fixedly mounted at the top of the base. A movable seat is movably mounted at the topof the support plate. A hydraulic cylinder is movably mounted inside the base, wherein the hydraulic cylinder extends to the top of the base. Connecting rods are fixedly mounted at the top of the hydraulic cylinder, wherein the connecting rods are located at the bottom of the movable seat. Limiting rods are fixedly mounted at the left side and the right side of the movable seat correspondingly, wherein the limiting rods penetrate the limiting plate and extend to the side, away from the movable seat, of the limiting plate. A motor is fixedly mounted inside the movable seat. A first fixing plateis fixedly mounted at an output shaft of the motor, wherein the first fixing plate is located at the top of the movable seat. By means of the alloy saw web machining clamp capable of achieving stableclamping and multi-angle adjustment, the angle of an alloy saw web can be adjusted, and a user can use the alloy saw web machining clamp more conveniently under different circumstances.

The invention discloses a bolt propeller which comprises a motor shell. A frameless torque motor is arranged in the motor shell, a nut and a nut adapter are arranged in the frameless torque motor, the nut is in transmission connection with the frameless torque motor through the nut adapter, and a lead screw matched with the nut is arranged in the nut. The bolt propeller further comprises a guide pushing column arranged a the extending end of the lead screw. According to the structural design, a driving rod in a traditional motor is omitted, the lead screw is directly installed in the motor, utilization of the length space in the motor is achieved, and therefore the size of the device is greatly reduced.

The invention discloses a lock motor with a multi-gear positioning function and belongs to the field of multi-gear positioning switches. The lock motor comprise a fixed mounting plate; one side of thebottom of the fixed mounting plate is fixedly connected with a motor mounting bracket; a motor is fixedly mounted on one side of the motor mounting bracket; an output shaft of the motor penetrates through the motor mounting bracket and is fixedly connected with a coupler; the other side of the motor mounting bracket is fixedly connected with a fixed bottom plate; a first bearing support is fixedly mounted at the top of the fixed bottom plate; a T-shaped lead screw is fixedly connected to one end of the coupler; a second bearing support is fixedly connected to the other side of the bottom of the fixed mounting plat; and one end of the T-shaped lead screw penetrates through the first bearing support and is rotationally connected with the second bearing support. The problems that positions of most existing products need to be manually adjusted, operation of manual position adjusting is troublesome, automatic positioning cannot be achieved, a motor is used for driving a gear to be switched, the switching gear is fixed, and the number of gear selections is small are solved.