41results about How to "Opening and closing" patented technology

A cleaning apparatus for the high-voltage cylindrical body is composed of a lift insulating carrier, a rotary table consisting of baseplate, lower bearing holder, side bearing holder, upper press bearing, rotary platform and power driving mechanism comprising rotary hydraulic motor and gear, a push rod unit able to be opened or closed, a straight-line cylinder, and a cleaning arm.

The invention discloses a micro-pressure cooker with a one-key control function. The micro-pressure cooker comprises a cooker body and a cooker cover, wherein a panel and a rotating button cover are arranged on the upper side surface of the cooker cover, and an exhaust push rod, a group of sliding block buckles for fastening or loosening a group of opposite side edges of the cooker cover and the cooker body, an adjusting assembly for adjusting the pressure in the cooker and an air valve assembly for exhausting are arranged between the panel and the cooker cover; the sliding block buckles are connected with the rotating button cover and the rotating button cover controls the sliding block buckles to fasten or loosen the side edges of the cooker cover and the cooker body; the adjusting assembly comprises a first air valve lower piece, a steel ball and an air valve spring, wherein the first air valve lower piece penetrates through a first air hole from top to bottom, the steel ball is arranged in the first air hole, and the lower part of the first air hole communicates with the inside of the cooker; and the lower end of the air valve spring presses the steel ball, and the upper end ofthe air valve spring pushes against the panel. The micro-pressure cooker can control the opening and closing of the cooker cover and the adjustment of the pressure in the cooker by one key, and is simple in operation; the rotating button cover is arranged, so that the functions of air locking increase or air exhaust and pressure relief can be realized; and the exhaust design and the pressure condition can be visually observed, and the blockage problem in the cooking process is reduced.

The invention discloses an electric heating container with a container cover being opened and closed by adopting a button. The electric heating container comprises a container main body, the container cover, a handle, the button, a cover buckle mechanism and a cover opening mechanism, wherein the container cover consists of an upper cover and a lower cover; the cover buckle mechanism comprises a cover buckle, a cover-buckle push rod, a cover-buckle return spring and a cover-buckle guide structure; the cover-buckle guide structure is positioned in the lower cover of the container cover; the container cover is internally provided with a button bolt mechanism that is positioned in a button-bolt guide structure of the lower cover of the container cover and is vertical to the cover-buckle guide structure, namely, the moving tracks of the button-bolt guide structure and the cover-buckle guide structure are vertical; the button-bolt guide structure is composed of a long button bolt and an overhanging spring that can lead the button bolt to stretch out; the outer end of the button bolt is used for pushing against the port of the container main body when the container cover is closed and overcoming the force of the overhanging spring, so that the button bolt is retracted in the container cover; and the button bolt plays a bridge role of transmitting the cover opening thrust between the cover-buckle push rod and the cover buckle. The invention can realize that the container cover can be opened and closed only by pressing the cover-opening / closing button.

The invention provides a pre-wire-twisting winding device for repairing high-voltage power transmission conducting wire. The pre-wire-twisting winding device comprises a winch, a winch motor and a mobile platform, wherein an inner hole is formed in the circle center of the winch, a plurality of through holes are formed in the winch, the through holes are uniformly distributed along the circumferential direction of the inner hole, the winch is formed by splicing a first semicircular winch body and a second semicircular winch body which are symmetrical to each other, a power transmission conducting wire is located in the inner hole through opening and closing of the first semicircular winch body and the second semicircular winch body, the winch motor controls the winch to rotate around the circle center of the winch, and the mobile platform controls the winch to move in the length direction of the power transmission conducting wire. The pre-wire-twisting winding device has the advantagethat the pre-wire-twisting winding device can automatically repair the broken strand of a power transmission conducting wire.

The invention relates to an automatic rinsing mechanism used for white tea processing. The mechanism comprises a lower rack and an upper rack, the lower rack is provided with a water containing device, the upper rack is provided with a rinsing rotating shaft and a rinsing stepping motor which are matched and are arranged in the front and back horizontal direction, the rinsing rotating shaft is sleeved with a rinsing rotating disc, charging devices are evenly arranged on the rinsing rotating disc, when the charging devices are located on the lowest portion of the rinsing rotating disc, the charging devices are cooperated with the water containing device, each charging device comprises a charging rotating base which is connected with the rinsing rotating disc, the charging rotating bases areconnected with opened charging net gourd ladles through charging connection pipes in the radial direction, openings of the charging net gourd ladles are matched with charging net covers, and the charging net covers are connected with net cover opening and closing devices arranged on the charging rotating bases. The rinsing rotating shaft and the rinsing rotating disc drive the charging devices torotate in the vertical plane, rinsing cleaning effect of tea leaf raw material can be continuously and automatically achieved, the rinsing time can be controlled, rapid rotation is achieved to achieve water throwing out effect, and the rinsing effect is improved.

The invention belongs to a portable, foldable and height-adjustable laptop support and belongs to the technical field of laptop peripheral products. The support comprises main frames, supporting rods, main connecting rods, small connecting rods, main wheels, trundles, height adjusting components, laptop holding components and antiskid covers, wherein the main frames, the supporting rods and the main connecting rods are connected together through the main wheels and the trundles, the small connecting rods are connected to the main frames and the supporting rods, the height adjusting components are fixed to the main wheels, the laptop holding components are fixed to the upper ends of the main frames, and a leather trundle cover wraps each trundle. In the using process, the height of the support can be adjusted by pressing down a lifting switch, so a laptop screen can be adjusted to a proper human engineering height and angle according to height differences of different users; half-moon claws are clamped to the main frames through inner grooves, so circular rotation can be achieved, and the support can adapt to laptops with different sizes and thicknesses. The support is reasonable in design, simple in structure and suitable for optimal design of laptop peripheral products.

The invention discloses a collection processing device for bamboo cutting dust. The collection processing device comprises a dust removal tank, wherein the slide chutes are symmetrically and fixedly formed in two up-down opposite side walls, close to an opening, of the dust removal tank, racks are fixed at the bottoms of the slide chutes, fixed plates are vertically and fixedly arranged on two up-down opposite side walls of a switch door, rotating motors are fixed on one sides of the fixed plates, and gears are fixedly connected to output shafts on one sides of the rotating motors; limiting rods corresponding to two ends of the racks are vertically fixed at the bottoms of the slide chutes; and a fan is fixedly communicated to the top of the dust removal tank, a dust collection cover is fixedly communicated to an air outlet in the top of the fan and is fixedly communicated to a spraying chamber through a wind pipe, a buffer pipe is fixedly arranged at the top of the spraying chamber, aplurality of spray heads are uniformly and fixedly communicated to the bottom of the buffer pipe, and the buffer pipe is fixedly communicated with a water suction pump through a water pipe. The collection processing device is simple and reasonable in structural design and convenient to operate and can be used for conveniently collecting and processing dust and opening and closing the switch door.

The invention discloses a wearable strawberry picking device and an application method thereof. The wearable strawberry picking device comprises a four-finger blade part and a thumb blade part which are coordinated to form wearable scissors and is characterized in that a net bag for receiving strawberries is mounted on the four-finger blade part; the four-finger blade part comprises a right bladerod, a right blade is fixedly mounted in the front-end clamp groove of the right blade rod, a front-end cylinder and a rear-end cylinder are arranged in the rear-end clamp groove of the right blade rod, a limit screw is mounted at the top of the front-end cylinder, a hinge screw is fixed to the rear-end cylinder, a coil spring sleeves the rear-end cylinder, and one end of the coil spring attachesto the inner wall of the rear-end clamp groove of the right blade rod and the other end of the coil spring attaches to the inner wall of the rear-end clamp groove of the left blade rod of the thumb blade part to provide scissors opening and closing restoring force. The wearable strawberry picking device which a mechanical device assisting manual picking is capable of lowering the labor intensity of manual picking to a certain degree, capable of increasing picking efficiency, capable of reducing strawberry skin damage and capable of achieving fast collection and transportation of large-batch strawberries.

A fluid control valve capable of rapidly opening and closing. The valve includes a housing with an annular-shaped spool cavity that contains an annular-shaped spool capable of axial movement within the spool cavity between first and second spool positions. The spool has axially-spaced circumferential spool sealing features and optionally radial passages therethrough. The housing has axially-spaced circumferential housing sealing features configured and disposed within the spool cavity so that, with the spool in the first spool position, fluid flow is enabled through the spool cavity axially between the spool sealing features and the housing sealing features, which provide axial force balancing of the spool. With the spool in the second spool position, the spool sealing features and the housing sealing features cooperate to substantially prevent fluid flow through the spool cavity.

The invention discloses a safety quickly adjusted pipeline butterfly valve which comprises a valve body mechanism and a supporting mechanism. The supporting mechanism is arranged on the upper side ofthe valve body mechanism. The safety quickly adjusted pipeline butterfly valve further comprises a power mechanism for providing kinetic energy, a manual mechanism for manual control and a transmission mechanism for connecting the valve body mechanism to the power mechanism, wherein the transmission mechanism is connected between the valve body mechanism and the supporting mechanism. The safety quickly adjusted pipeline butterfly valve is reasonable in structure. The safety quickly adjusted pipeline butterfly valve is provided with two valve body outer barrels and a valve body plate to be matched with the transmission mechanism simultaneously, so that the closing effect of the valve body which is closed is guaranteed. The safety quickly adjusted pipeline butterfly valve is simple to operate. The device is provided with a second driving gear, a first driving gear and an electric motor simultaneously, so that a working mode and a working state can be adjusted randomly. By connecting thepower mechanism to the manual mechanism, mistaken operations of someone else by means of the manual mechanism are avoided. When the electric motor cannot be operated, a handheld electric drill can beexternally connected to be connected to a passive fit block to open and close quickly.

The invention discloses an opening and closing type fastening nut and a die-casting machine. The fastening nut comprises a first half nut, the second half nut is attached to the first half nut to form a complete fastening nut; the opening and closing driving structure comprises a driving part and a driven part, the driving part is fixedly connected with the first half nut, the driven part is fixedly connected with the second half nut, when the driving part is driven, relative displacement is generated between the driving part and the driven part, and the displacement direction is the opening and closing direction of the first half nut and the second half nut; the limiting structure is arranged on an opening and closing path of the first half nut and the second half nut; the sum of the maximum opening and closing displacement of the first half nut and the maximum opening and closing displacement of the second half nut is equal to the relative displacement generated by the driving piece and the driven piece when the driving piece is driven. Through the arrangement, the stress generated when the split nuts are opened and closed is converted to the driven part and the driving part, the stress of the nuts is dispersed, and the service life of the nuts is prolonged.

The invention discloses a self-opening-closing moisture absorption type high-voltage switch cabinet, which belongs to the field of switch cabinets, and is characterized in that when the environment temperature is higher, an outer self-opening-closing sheet expands outwards to drive moisture absorption beads to be far away from selection vent holes, and meanwhile, a pre-splitting ball is split, sothat the outer self-opening-closing sheet is internally and externally transparent; at the moment, high-heat air in a cabinet body can overflow outwards along the selection vent holes and the pre-splitting ball, so that the effect of assisting heat dissipation holes in dissipating heat of the cabinet body is achieved, the heat dissipation efficiency is remarkably improved, when the environment temperature is low, the outer self-opening-closing sheet contracts, the moisture absorption beads block the selection vent holes, and heat generated in the cabinet body can be prevented from overflowingoutwards; according to the invention, the temperature of the whole cabinet body is kept relatively high relative to the environment, moisture in the cabinet body can also be adsorbed, the probabilityof condensation is significantly reduced, the opening and closing of the selection vent holes are realized through movement of the moisture absorption ball in the selective vent holes, and the heat dissipation and moisture absorption efficiency is further improved.

The invention discloses raw material mixing equipment for flame-resisting and environment-friendly polylactic acid plastic production, and relates to the technical field of the polylactic acid plasticproduction. The raw material mixing equipment comprises a mixing barrel, an electric motor and a discharge pipe. A base is installed below the mixing barrel, feeding ports are formed in both sides above the mixing barrel, the electric motor is installed in the upper middle portion of the mixing barrel, a main rotating shaft is fixedly arranged under the electric motor, and the discharge pipe is disposed at the bottom of the mixing barrel. A micro motor is welded to the outer side of the main rotating shaft, and stirring blades are fixedly arranged at the top end of the micro motor. Brushes are mounted on the right sides of the stirring blades, auxiliary rotating shafts are welded to both sides of the main rotating shaft, stirring rods are fixedly arranged on the outer sides of the auxiliary rotating shafts, fixing brackets are disposed on the outer side of the mixing barrel, damping springs are mounted in the fixing brackets, and fixing rings are fixed to the top ends of the fixing brackets. The raw material mixing equipment has the beneficial effect that the raw material mixing equipment facilitates the improvement of the efficiency of stirring and mixing of raw materials by arranging the main rotating shaft and the auxiliary rotating shafts.

The invention discloses an intelligent multi-layer opening and closing seamless splicing LED (light-emitting diode) display screen which comprises a plurality of inner side screens (1), two outer side screens (2) and a transverse rail (4), and is further provided with oblique rails (3), wherein the outer side screens (2) achieve front-rear movement by the oblique rails (3), and the inner side screens (1) achieve transverse movement by the transverse rail (4). According to the LED display screen, the two outer side screens (2) are moved to the side front, so that the rails are kept out, the inner side screens (1) are slidingly separated to the two sides, and wide-range opening and closing can be achieved.

The invention relates to a portable curtain opening and closing mechanism. The mechanism comprises a box body, wherein a driving part and a driving power source are arranged in the box body, a horizontal output shaft is arranged at the output end of the driving part, a roller is connected to the output shaft, and an opening allowing the rim to protrude to the outer side of the top of the box bodyconveniently is formed in the top, corresponding to the upper rim of the roller, of the box body; a concave arc-shaped rim which is in rolling fit with a curtain rod conveniently is arranged on the peripheral rim of the roller, the upward rim of the roller is in rolling contact with the rod wall of the lower side of the curtain rod in the length direction, elastic hooks which are elastically clamped with the curtain rod conveniently are arranged on the two sides of an opening of the box body respectively, and after the elastic hooks are elastically clamped with the curtain rod, the curtain rodcan be hung; and the upward rim of the roller is in rolling contact with the lower side rod wall of the curtain rod in the length direction. According to the portable curtain opening and closing mechanism, after the elastic hook is hooked on the curtain rod, the roller abuts against and makes contact with the curtain rod, and after the roller rolls along the curtain rod, the box body can be driven to push curtain cloth to be opened and closed.

The invention discloses an opening and closing device for a combined trolley spinning device of a rotor spinning machine. The device comprises a telescopic arm, a hook rod structure corresponding to an open base on the spinning device is arranged at the front end of the telescopic arm, an opening and closing arm is connected to the rear end of the telescopic arm, the rear end of the opening and closing arm is hinged to a guiding arm, a first telescopic air cylinder is hinged to the guiding arm, a torsional spring is arranged on the guiding arm, a first bearing corresponding to the torsional spring is arranged on the opening and closing arm, a corresponding guide rail plate is arranged correspondingly on the lower portion of the first bearing, a second telescopic air cylinder is hinged to the guide rail plate, a second bearing corresponding to the opening and closing arm is arranged on the guiding arm, and a rotating sleeve is arranged on the guide rail plate. The opening and closing device is simple in structure, stable in operation, convenient to use and capable of opening or closing the spinning device well.

The invention provides an electric Roman rod opening and closing curtain based on the magnetic suspension principle, and relates to the technical field of electric curtains. The electric Roman rod opening and closing curtain based on the magnetic suspension principle comprises a side mounting rod, a Roman rod is fixedly installed between the side mounting rod and a central mounting rod, a foldingrod is slidably connected in the Roman rod, a slide block is rotationally connected to the joint of the folding rod, the slide block is slidably connected to one side of a moving rod close to the Roman rod, and the moving rod is slidably connected between the mounting rod and the central mounting rod. The electric Roman rod opening and closing curtain based on the magnetic suspension principle achieves the electric opening and closing of a curtain, a cord fabric can be kept uniform in a shrinking process, thereby keeping the beautiful appearance of the curtain, improving the decoration of thecurtain, and greatly reducing the acting force between the folding rod and the Roman rod, so that noise generated during the movement of the curtain and the friction on an inner upper surface of the Roman rod are reduced, and the abrasion of the Roman rod is alleviated.

The invention relates to the field of household daily necessities, in particular to a dressing table convenient to store, which comprises a dressing table top, a storage cabinet, table legs, a mirror frame, a mirror and an opening and closing component. The problems that when an office worker living in an apartment at present is usually small in area, a dressing table is placed while an office table is placed, and when a dressing table is placed at the same time, when the dressing table is used for placing the office table, the dressing table cannot be used for dressing the office table, the dressing table cannot be used for dressing the dressing table are solved. And the living space is easy to be narrow.

The invention discloses a novel smart city garbage management system. The novel smart city garbage management system comprises a shell, opening and closing mechanisms are installed on the left side and the right side of the top of the inner wall of the shell, each opening and closing mechanism comprises a round rod, a gear, a torsion spring, a convex block and a bent plate, and the rear end surface of each round rod is fixedly connected with the upper part of the inner wall of the shell. According to the novel smart city garbage management system, the two bent plates are controlled to rotate through the opening and closing mechanisms, so that the opening and closing of a garbage feeding port are realized, garbage is prevented from running out due to being too full, the surrounding environment is guaranteed, and the use viscosity is improved; after the height of the internal garbage reaches a certain height, the bent plates are limited and cannot rotate, so that the storage of the garbage is limited, the service life is prolonged, the stirring of the internal garbage is realized, the garbage is prevented from being adhered and stuck, the falling of the garbage is guaranteed, the working difficulty is reduced, and normal use is guaranteed; and water in the garbage is leaked through a filter plate in an adjusting mechanism, so that the garbage is prevented from being soaked, the smell is reduced, the influence on the breath of passing people is reduced, and the popularization is facilitated.

The invention relates to the technical field of simulation flowers and specifically relates to automatic opening and closing bonsai flowers comprising simulation petals, thin steel wires, a sleeve, aweight bar, a motor, an elliptical turntable, a support rod and a power box; the bottom of the soft simulated petal is glued to the curved hook of the thin steel wire; the bottom of the thin steel wire is welded to the top of the weight bar; the curved hook of the thin steel wire is located outside the sleeve; the weight bar is suspended in the sleeve; the bottom of the sleeve is bonded with a support rod; a horizontal motor is bonded between the support rods; an elliptical turntable is mounted on the rotating shaft of the motor; and a weight bar is lifted on the side of the elliptical turntable; the motor is connected by wires to a power box with a switch. The invention provides automatic opening and closing bonsai flowers, which use a motor to drive the elliptical turntable to rotate, thereby changing the height of the support point of the weight bar. During the movement of the weight bar up and down, the opening and closing of the simulation flower is realized by the elastic contraction of the thin steel wires and the contraction of the sleeve. It realizes the opening and closing of simulation flowers, greatly improves the aesthetics and has better market value.

The invention relates to the field of wind power generation, in particular to wind power generation equipment with automatic opening and closing type fan blades. The wind power generation device comprises a fixed base fixedly placed on the ground, a power generation device and a fan blade module are arranged on the fixed base, the fan blade module comprises a wind rod and two fan blades, the wind rod is rotationally connected with the fixed base and used for driving the power generation device to generate power, and the two fan blades are rotationally and symmetrically arranged relative to the axis of the wind rod. And the fan blades are rotationally connected with the wind rod. The method has the effect of improving the wind energy utilization rate.

The invention provides a frame-type turnover box special for neodymium glass. The frame-type turnover box special for the neodymium glass comprises a bottom supporting structure, a two-side clamping retractable structure, a top pressing adjusting structure and a dust-proof organic glass cover plate. According to the frame-type turnover box special for the neodymium glass, clamping fixing and safeturnover of neodymium glass workpieces with any sizes can be achieved, and the frame-type turnover box special for the neodymium glass has the advantages that material is convenient to take, the priceis low, the universality is high, processing and assembling are easy, the frame-type turnover box can be adjusted and is high in stability and easy to carry, and the neodymium glass workpieces are convenient to package and clean.