174results about How to "Normal rotation" patented technology

The invention provides a hinge assembly for a refrigerator. The hinge assembly comprises a first hinge structure and a second hinge structure, a first hinge shaft is arranged at the first end of the first hinge structure and used for being connected to a rotating shaft hole of a door body, a first through hole penetrating through the first hinge shaft along the axis of the first hinge shaft is formed in the first hinge shaft and used for allowing part of pipelines connected with the door body or a refrigerator body to penetrate, and the second end of the first hinge structure is used for beingfixed to the refrigerator body; the second hinge structure comprises a base and a connecting part which are used for being fixed to the refrigerator body, wherein the first end of the connecting partis provided with a second hinge shaft, the second hinge shaft is used for being connected to a pipe inlet hole formed in the door body, a second through hole penetrating through the second hinge shaft along the axis of the second hinge shaft is formed in the second hinge shaft and used for allowing the other part of pipelines connected with the door body or the refrigerator body to penetrate, andthe second end of the connecting part is connected to the base and configured to slide along the base when the door body rotates around the first hinge shaft. The pipelines penetrate into the door body from the refrigerator body of the refrigerator through the two hinge structures correspondingly, and thus the technical problem that the pipelines difficultly enter the door body simultaneously from one hinge structure is solved.

The invention discloses a waveguide switch with a heat dissipating device, and aims to effectively solve the problem of heat dissipation when the waveguide switch transmits high-power radio frequency signals. The heat dissipating device comprises an inner ring, an outer ring and a heat dissipating wire. The heat dissipating device is mounted at the bottom of the waveguide switch, can quickly transmit heat generated by high-power radio frequency signals to an outer casing of a guided stator of the waveguide switch, effectively reduce the temperature difference between a guided rotor and the guided stator, and avoid rotational failures of the waveguide switch, due to expansion of parts caused by over temperature. The waveguide switch provided by the invention has the advantages of simple structure and light weight, unnecessary nonmetallic materials are not used, the heat dissipation potential of the waveguide switch under high-power working conditions is effectively improved, and the overall high-power reliability of the waveguide switch is improved.

A horizontal disc type injection moulding machine is composed of a rotary disc unit, a injection moulding unit and a mould closing unit. Said injection moulding unit consists of a horizontal injection part and an injection jointer for allowing the fused plastic fluid to flow through it. Said mould closing unit comprises and mould closing cylinder with piston moving up and down, and an injection head fixed to the lower end of said piston for injecting the fused plastic fluid into moulding cavity of mould.

The invention discloses a mooring pipe. The shapes of an inner-layer shell and an outer-layer shell of the mooring pipe are manufactured through simulating the outline curve of a goose egg, steel balls serving as rollers in a friction reducing device are embedded between the inner-layer shell and the outer-layer shell, and the steel ball rollers are lubricated. The mooring pipe of the structure has the advantages of being smaller in size, free from reinforcing ribs, good in mechanical property and the like, and the mooring pipe is internally provided with a mechanism used for reducing the friction between the mooring pipe and a mooring rope, and the mechanism can be lubricated.

The invention discloses a torque overload protection tool. The torque overload protection tool is characterized by comprising an outer power cylinder, an overload protection device, a bearing assembly, a sealing assembly and an output shaft. The overload protection device comprises a center shaft, an upper spline, a lower transmission device, a spring and a lock nut; the upper spline, the lower transmission device, the spring and the lock nut are coaxial with the center shaft; torque is transmitted between the upper spline and a first lower spline through a transmission spline; the outer power cylinder is connected with the overload protection device, the lower portion of the overload protection device is sequentially connected with the bearing assembly and the sealing assembly, and the center shaft is connected with the output shaft. Due to sliding contact of contact faces between the upper spline and the lower transmission device, the torque value is controlled by compressing force of the spring; when rotating torque exceeds set overload torque, internal rotation is achieved, and damage caused by excessive torque to a downhole tool connected with the center shaft is avoided; when the rotating torque does not exceed set separation torque, the torque can be output continuously, and working is completed.

The invention discloses a full-face stirring and cutting wall construction machine. The full-face stirring and cutting wall construction machine mainly comprises a crawler crane, a pulley block, a chain rotating device and a grouting pipe, wherein the chain rotating device mainly comprises a rectangular chain support, a chain, a plurality of knives and a motor; the grouting pipe is arranged on the rectangular chain support; chain wheels are arranged at four corners of the rectangular chain support; a plurality of guiding wheels are distributed on the two sides and the bottom of the rectangular chain support; the chain is arranged on chain wheels and the guiding wheels; the knives are distributed on the surface of the chain at intervals; a crawler crane drives the rectangular chain support to move up and down; the motor drives the chain wheels at the two corners of the upper end of the rectangular chain support to rotate; the chain wheels drive the chain; the chain drives the knives; the knives continuously cut off and stir a rock fracture face; and a plurality of knife dropping preventing mechanisms are distributed on the chain at intervals. The full-face stirring and cutting wall construction machine has the advantages that the full-face stirring and cutting wall construction machine is simple in structure, low in cost, easy to operate, high in efficiency and wide in application range and can adapt to change of rock surfaces of strata.

The invention discloses a teaching projector capable of being conveniently carried by teachers. The teaching projector comprises a shell. Four fixing rods are welded at the bottom of the inner wall ofthe shell, first telescopic rods are inserted in the upper ends of the fixing rods, a body is arranged at the upper ends of the first telescopic rods, two push rod motors are mounted at the bottom ofthe inner wall of the shell via screws, and the upper ends of the push rod motors are connected with the body by damping hinges. The teaching projector has the advantages that the body can be liftedby the aid of the push rod motors at first when the teaching projector is used, lenses of the body are higher than the shell, the damping hinges can prevent the body from easily shaking, then a knob can rotate, a rotary rod can be driven by a speed reducer via a gear to slowly rotate at the moment, a stud can be ultimately driven by the rotary rod via a second telescopic rod to rotate and can be upwardly or downwardly used under the matching effect of a support, the body can be ultimately driven by a fixture block and a clamp groove to rotate, angles of the lenses of the body can be adjusted,accordingly, good projection effects can be realized by the body, and adjustment procedures are convenient and simple.

The invention discloses a waste slag processing device convenient in use for blast furnace ironmaking equipment. The waste slag processing device comprises a supporting plate, wherein the upper surface of the supporting plate is fixedly connected with a blast furnace body; the right side of the lower surface of the blast furnace body is fixedly connected with two supporting legs; in addition, thetwo supporting legs are respectively positioned on the front side and the back side of the lower surface of the blast furnace body; a first electric push rod is fixedly connected below the right sidesurface of the supporting plate. According to the waste slag processing device convenient in use for the blast furnace ironmaking equipment, the first electric push rod is arranged to enable the blastfurnace body to drive a box body to rightwards move to the right side of the blast furnace body through a rotation device, a second electric push rod is arranged and extends to drive the box body torotate around a second spindle through the flexible rotation of a first spindle and a movement device, waste slag in the box body can fall into a prepared small cart from the box body, so that the labor intensity of people for cleaning waste slag is lightened, and convenience is brought to people to clean the waste slag.

The invention discloses a wind power water motion system, which comprises a wind power rotation mechanism, helical blades, a fixing mechanism and a water level lifting mechanism, wherein the fixing mechanism is vertically arranged; the lower end of the fixing mechanism is arranged in water; the wind power rotation mechanism is arranged at the top end of the fixing mechanism; the helical blades are helically-ascendant sheets; the helical blades and the water level lifting mechanism are arranged at the bottom of the fixing mechanism; the wind power rotation mechanism comprises a frame, a pair of rotation blades and a pair of blade rotation shafts; the frame is vertically arranged; the pair of blade rotation shafts is arranged on the frame respectively; one end of each rotation blade is correspondingly fixed on each blade rotation shaft; and the rotation blades are rotated around the blade rotation shafts, and are extended from the blade rotation shafts to the outer side of the frame. In the invention, wind power is used to make still water flow and ensure the invariability of water flow directions, so that the still water is changed into flowing water; and the system does not consume energy sources, does not generate pollution and noise, has low cost and a simple structure and is suitable for the still water or stagnant water.

The invention provides a fire-fighting waterway system and an operating vehicle. The fire-fighting waterway system comprises a main water outlet pipeline assembly, a first branch water outlet pipelineassembly and at least one second branch water outlet pipeline assembly, wherein the main water outlet pipeline assembly comprises a main water outlet pipeline; the second branch water outlet pipelineassemblies are connected with the water outlet ends of pipelines, and each second branch water outlet pipeline assembly comprises a second water outlet end; and each second branch water outlet pipeline assembly comprises a second branch water outlet pipeline connected with the water outlet end of the corresponding pipeline and a flow control valve arranged on the second branch water outlet pipeline, and the flow control valves are used for controlling the flow of the second branch water outlet pipelines. According to the technical scheme, the flow control valves can control the flow of fire-fighting water at a discharge port in a third branch water outlet pipeline, so that the water outlet pressure value of the fire-fighting water at the discharge port is a constant value, the working pressure requirement of the second water outlet end is met, the problem that the second water outlet end is damaged due to the fact that the water outlet pressure at the discharge port is too large is avoided, therefore, the second water outlet end can work normally, and then the fire-fighting waterway system can work normally.

The invention discloses a rotary textile wastewater treatment device and a use method, belongs to the field of sewage treatment, and can realize that textile wastewater is injected into a reaction treatment bin by technicians, then a rotary ring sleeve is arranged on a treatment stand column in a sleeving manner, the rotary ring sleeve falls down along with gravity, a water dissolving block is dissolved firstly, quicklime particles react with water to release heat, heat transfer accelerates movement of substances around textile wastewater, then a heat collecting plate is used for covering to transfer heat to enable an expansion air bag to expand, then the internal pressure of a compressed air film is increased, when a second dissolving block is dissolved, oxygen in the compressed air filmis jetted out due to increase of the pressure, the rotating ring sleeve is driven by a power paddle to rotate, oxygen is uniformly dispersed in the textile wastewater in order to increase the oxygen content of a water body and supply oxygen for subsequent purification of microorganisms, fibrous impurities in the textile wastewater are connected through an arc-shaped intercepting hook and a side branch hook to be wound and recycled, and collection and filtration are completed.

The invention discloses a self-power-generating energy-saving pruning shear, comprising a first rotating arm and a second rotating arm which are hinged to each other, and the first rotating arm and the second rotating arm are provided with a first cutting edge and a second cutting edge. First springs are arranged on hand-held portions, the first rotating arm is provided with a power generating component, the second rotating arm is provided with a curved rack, and the first rotating arm is provided with a battery connected with the power generating component. A winding motor is disposed on thefirst rotating arm, a winding wheel is disposed on the winding motor, and a pulling rope is connected between the winding wheel and the second rotating arm. The first cutting edge is rotatably connected to the first rotating arm, the first rotating arm is provided with a limiting protrusion, and a second spring is disposed between the limiting protrusion and the first cutting edge. One side of therotation center of the first cutting edge abuts against the other side of the second spring and against the limiting protrusion, and the limiting protrusion is provided with a contact switch. This pruning shear not only achieves the requirements of light weight, but also enhances the endurance ability and achieves the purpose of saving energy.

The invention provides a B-ultrasonography probe disinfecting device convenient to use. The device comprises a clamping beam unit, a dustproof case, a concave type frame, supporting foot stands, a disinfection box unit, a B-ultrasonography probe, a control box and a disinfectant storage case, wherein the clamping beam unit is installed on the upper portion of the dustproof case in a bolted mode, and the dustproof case is installed in the middle in the concave type frame in a bolted mode. By arranging a clamping beam body, a motor, a motor installation plate, an adjustable clamp rod unit, an installation wheel, a sliding rail and a B-ultrasonography probe chuck unit, the probe can be driven by the motor to rotate in all directions, so that the probe can be completely disinfected so as to be normally used in the later stage, and disinfection efficiency is improved. By arranging an adjustable clamp rod body, an installation groove, a probe clamping block, fastening screws and a rubber mat, the probe can be clamped quickly, clamping and cleaning of probes in different specifications can be achieved, using is more convenient, and application and popularization can be achieved easily.

The invention relates to a perforating machine, and in particular, to a four-hole button uniform perforating machine for clothes. The four-hole button uniform perforating machine for the clothes, which can automatically perforate a button for multiple times, and can further fix the button, is provided. The four-hole button uniform perforating machine for the clothes comprises a bottom plate, second supporting columns, and a feeding frame, wherein first supporting columns are symmetrically and fixedly connected to one side of the top of the bottom plate; the second supporting columns are symmetrically and fixedly connected to the side, away from the first supporting columns, of the top of the bottom plate; and the feeding frame is connected between the tops of the second supporting columns.By using the four-hole button uniform perforating machine, the effects of automatically perforating the button for the multiple times and further fixing the button are achieved; after an electric drill bit descends and perforates the button, the button can be rotated by a quarter of a circle under the cooperation of a second sliding rod and a grooved wheel; and four holes can be uniformly formedin the button by repeating the operation for four times in this way.

The invention provides a mark printing mechanism based on a linkage mechanism. A vertical plate is fixedly mounted on a mounting base; a linkage mounting platform is mounted at the side wall of the vertical plate and supported by triangular brackets; a rotating shaft mounting base is fixed on the linkage mounting platform; a rotating shaft is supported and mounted on the rotating shaft mounting base; a crank is fixedly mounted on the rotating shaft; the other end of the crank is hinged with a first link; the other end of the first link is hinged to the middle of a second link; one end of the second link is hinged to the side wall of a side plate through a first connecting shaft; the other end of the second link is hinged to one end of a third link; the other end of the third link is hingedto the center of the upper half of a crank arm; and the top end of the crank arm is hinged with a fourth link.

The invention discloses a crusher rotor and hammer arrangement structure which comprises a spindle; the spindle is supported on a crusher rack through a bearing seat component; side discs are symmetrically arranged at the two ends of the spindle and in a crushing tank body; a plurality of middle discs are installed between the side discs through positioning disc components which are arranged at anequal interval in a positioning manner; a plurality of pin shafts are uniformly distributed on each of the side discs and the positioning disc components; a hammer and a protective sleeve used for protecting each pin shaft is selectively installed on each pin shaft and between two adjacent middle discs; and the side discs, the middle discs and the positioning disc components are installed on thespindle through first flat keys in a matching manner. A crusher rotor can be used for a crusher, so that the crushing efficiency is greatly improved, and the crushing ability is improved; and in addition, by adopting different hammer arrangement modes, the crushing effect is ensured to a certain extent.

The invention relates to the field of woven bag printing, and specifically relates to a woven bag printing device that comprises a woven bag roll rotationally mounted on a rack, and a triangular supporting roller set is arranged in a continuous cylindrical woven bag led out of the woven bag roll. The upper face and the lower face of the woven bag are separated through the triangular supporting roller set, two rollers at the bottom of the triangular supporting roller set are supported by the corresponding supporting rollers in a rolling mode across the woven bag, a printing assembly capable ofascending and descending is arranged on rollers at the top of the triangular supporting roller set across the woven bag, and a driving roller set for driving the woven bag to move is arranged behind the triangular supporting roller set. The printing device has the advantages that the printing ink on the upper layer cannot permeate to the lower layer, the printing quality is further ensured, and asthe woven bag is propped open by the triangular supporting roller set, the printed woven bag pattern can be dried quickly, and the defects of painting and the like caused by the fact that the printing ink is not dry are overcome.