74results about How to "Easy to place and operate" patented technology

The invention discloses a water conservancy construction pipe burying cable unwinding device, and relates to the technical field of water conservancy engineering. The water conservancy construction pipe burying cable unwinding device comprises an installation base plate, a connecting mechanism, a cable reel and a guide mechanism. The connecting mechanism is fixedly arranged on the top of the installation base plate, the cable reel is movably arranged on the top of the installation base plate, and the guide mechanism is fixedly arranged on the top of the installation base plate. A motor box isfixedly arranged on the top of the installation base plate through a supporting frame, and a motor is fixedly arranged inside the motor box. Due to the fact that the installation base plate and the connecting mechanism are arranged, the motor is started and drives a second connecting rod to rotate, the second connecting rod can drive a connecting block and the cable reel to rotate through a connecting cylinder to begin to unwind a cable, the unwinding speed of a cable body can be controlled by controlling the rotating speed of the motor, and the problems that a conventional cable unwinding device inconveniently controls the cable output speed of the cable, the looseness phenomenon is prone to happen if the cable unwinding speed is excessively high, and the cable is accumulated and knottedare solved.

The intrauterine device (IUD) of composite material consists of one vertical arm and two arc arms distributed symmetrically about the top of the vertical arm, and has also two spheres in the external ends of two arc arms and one semi-sphere in the bottom of the vertical arm and with anal filament hole in the center. It has the shape between T and Gamma, accords with the morphologic and dynamic requirements of women's uterine. Compared with available IUD, the present invention has simple setting operation without need of dilatation, no damage on endocervix and less pain, bleeding and other side effects.

The invention provides a large-egg-turning-angle hatching machine. The machine includes a hatching tank, a humidity control system, a temperature control system, a water spray system, an air circulation system, an egg turning device, an egg tray and a master controller; the egg turning device comprises an egg rack, a power source and a transmission mechanism, the egg tray is supported on the egg rack, under the control of the master controller, the power source drives the egg rack to do reciprocating oblique motion through the transmission mechanism, the egg tray does reciprocating oblique motion along with the egg rack to achieve egg turning, after the egg tray turns away from the horizontal position along with the tray rack and becomes oblique, the structure of the egg tray makes eggs vertically placed in the egg tray tilts along with the egg tray and is tilted at a certain angle in the egg tray in the same direction, and the eggs are thus turned from a horizontally laid state on one side to a horizontally laid state on the other side. By means of the large-egg-turning-angle hatching machine, without changing egg placement and egg tray placement processes, the egg placement and egg tray placement processes are kept as simple as possible, a large egg turning angle is achieved and is close to 180 degrees, and therefore the hatching machine helps to break through the hatching rates of the eggs.

The invention provides an extreme speed PCR reaction detecting device, which comprises a temperature control system, a horizontal transmission mechanism, a reaction tube fixing device, and a perpendicular transmission mechanism.The horizontal transmission mechanism drives the temperature control system to move horizontally, the reaction tube fixing device is connected with the perpendiculartransmission mechanism and capable of moving up and down along an eccentric wheel of the perpendiculartransmission mechanism so as to realize the relative reciprocating movement of a reaction tube on the reaction tube fixing device between temperature control modules. The extreme speed PCR reaction detecting device is compact in structure, the moving speed is fast, the temperature rising and falling speed of reaction liquid in the reaction tube can be increased by the temperature setting of a high temperature module and a low temperature module, the two aspects of increasing the temperature rising and falling speed of the reaction tube and the moving speed between the reaction tube and the temperature control modules are set about to achieve the purpose of shortening the time required for PCR reaction, at the same time, the detection result of the extreme speed fluorescence PCR reaction detecting device is good in repeatability, and the result is accurate.

The invention discloses a safe crystal mechanical processing device. The device comprises a base and a machine frame, wherein the machine frame is fixedly arranged above the base through supporting columns; a mounting groove with an upward opening is formed in the end surface of the top of the base, a fixing column extending upwards is fixedly arranged in the mounting groove, a groove with an upward opening is formed in the end surface of the top of the fixing column, and a crystal is arranged in the groove in a rotating mode; a first rotating cavity extending downwards is formed in the bottomwall of the interior of the groove, the first rotating cavity is rotatably provided with a first rotating shaft, the right end of the rotating shaft is rotatably arranged in the inner wall of the right side of the first rotating cavity, and the left end of the rotating shaft is in power connection with a first motor which is fixedly arranged in the inner wall of the left side of the first rotating cavity; and a rotating wheel is fixedly arranged on the first rotating shaft, and fan-shaped conductive teeth are fixedly arranged on the outer circle of the rotating wheel.

The invention discloses a goods carrier for house engineering construction. The goods carrier comprises a first bearing plate, a supporting plate and a rotating drum, the upper side of the inner top of the movable support is connected with a bearing frame through a compression spring. A motor is arranged on the rear side of the interior of the second bearing plate; the supporting plate penetratesthrough the conveying belt device; an isolation frame is fixed to the upper end face of the second bearing plate, an electric telescopic rod is fixed to the left side of the top of the isolation frame, the right end of a connecting rope penetrates through a limiting sleeve to be connected with a pull ring, the bottom of a rotating plate is rotationally connected between protruding blocks through ashaft rod, and a rotating cylinder is connected with the left end face of the rotating plate. According to the goods carrier for the house engineering construction, when the electric telescopic rod extends, the rotating plate can rotate rightwards under the action of gravity until the rotating plate is placed on the ground, then goods can be placed on the rotating plate and pushed upwards, the rotating cylinder rotates along with the rotating plate, and therefore the goods can be pushed in an auxiliary mode, and the labor-saving effect is achieved.

The invention relates to a trunnion imbedding method of a metallurgical slag pot. A processed trunnion is cast on a slag pot body to complete casting of the trunnion and the slag pot body when the slag pot body is cast. The trunnion imbedding method comprises the following steps of (1) preparing an outer sand mould; namely transversely embedding the processed trunnion in the sand mould, and stretching an inside end of the trunnion into a cavity of the outer sand mould; and (2) enabling the outer sand mould to be sleeved on an inner sand mould, casting molten steel in a cavity between an outer sand mould model and an inner sand mould model, casting the trunnion on the slag pot body, removing the sand moulds after cooling, and completing the casting of the trunnion and the slag pot body. The trunnion imbedding method is simple in operation, high in work efficiency, short in production period and low in production cost.

The invention relates to a multifunctional sterile constant culture box for microorganism separation. The device comprises a box body with a base; the box body is provided with a bottom cavity used for installing electrical apparatus elements, a storage cavity used for storing culture dishes and a culture cavity used for culturing microorganisms; a left door plate and a right door plate which correspond to the storage cavity and the culture cavity respectively are hinged to the front side of the box body; the storage cavity and the culture cavity are separated by a longitudinal partition plate; the storage cavity is divided into at least two placement units by a partition plate, and a first ultraviolet disinfection lamp is arranged on the side wall of each placement unit; the culture cavity is provided with a plurality of culture dish placing assemblies capable of moving back and forth in the longitudinal direction; two housings are symmetrically installed on the rear side wall of theculture cavity; a certain distance is formed between the two housings to form a lifting space; and a camera shooting assembly capable of ascending and descending is arranged in the lifting space. Thedevice has the advantages of being convenient to use, diverse in function, high in flexibility and convenient for temperature adjustment.

The invention discloses a laundry robot control system based on directional transport. In the laundry robot control system, a first pressure sensing and monitoring unit is connected with an information processing analysis unit in data information / signal transmission manner; the information processing analysis unit is in drive connection with a cover switch control unit in signal transmission manner; the information processing analysis unit is in drive connection with a second travel positioning control unit in information / signal transmission manner. A clothes bucket pressure sensor, a clothesbucket position sensor and their control unit are provided such that a clothes transport robot can take out dirty clothes in the clothes bucket conveniently in time; a washer position sensor, a washerpressure sensor and their control unit are provided such that the clothes transport robot can place clothes conveniently; therefore, users are effectively assisted in transferring dirty clothes and washing them in intelligent manner, labor intensity is reduced for users, long-term accumulation of dirty clothes is avoided, and home living quality is improved for users.

The invention discloses a big data storage device which comprises a fixed frame body, a hard disk body is sleeved with the fixed frame body, a supporting plate is fixedly arranged at the bottom end ofthe hard disk body, sliding blocks are slidably connected to the two sides of the bottom end of the supporting plate, sliding grooves are formed in the two sides of the bottom end of the inner wall of the fixed frame body, and the interiors of the two sliding grooves are slidably connected with the two sliding blocks correspondingly. Sliding plates are slidably connected to the two sides of one end of the supporting plate in a penetrating mode, connecting shafts are fixedly connected to one sides of the two sliding plates, a movable baffle is rotatably connected between the two connecting shafts, a clamping block is fixedly connected to one side of the top of the movable baffle, and a clamping groove is formed in one side of the top of the fixed frame. The invention has the beneficial effects that by means of the design of the movable baffle, when the movable baffle is overturned to be flush with the supporting plate, the storage space of the hard disk body can be properly prolonged,and after the hard disk body is installed in the fixed frame body, the end opening of the fixed frame body can be sealed.

The invention discloses a safe machining device for crystal. The safe machining device for crystal comprises a hole-drilling head and a base, wherein the hole-drilling head is in power connection witha driving device and the base is arranged below the hole-drilling head. A mounting groove is formed in the end face of the top of the base. A first sliding cavity and a second sliding cavity are arranged in the left inner wall and the right inner wall of the mounting groove correspondingly, wherein the openings of the first sliding cavity and the second sliding cavity face upwards. A first sliding frame is slidably mounted in the first sliding cavity. A rotating device is arranged on the first sliding frame. A second sliding frame is slidably mounted in the second sliding cavity. A locking device is arranged on the second sliding frame. A mounting frame is fixedly arranged in the inner bottom wall of the mounting groove, wherein the mounting frame penetrates through the end face of the top of the base and extends upwards. A first rotating cavity is formed in the mounting frame of the mounting groove. A first rotating shaft is rotatably mounted in the first rotating cavity.

The invention discloses a machining device for crystal. The machining device for crystal comprises a hole-drilling head and a base, wherein the hole-drilling head is in power connection with a drivingdevice and the base is arranged below the hole-drilling head. A mounting groove is formed in the end face of the top of the base. A first sliding cavity and a second sliding cavity are arranged in the left inner wall and the right inner wall of the mounting groove correspondingly, wherein the openings of the first sliding cavity and the second sliding cavity face upwards. A first sliding frame isslidably mounted in the first sliding cavity. A rotating device is arranged on the first sliding frame. A second sliding frame is slidably mounted in the second sliding cavity. A locking device is arranged on the second sliding frame. A mounting frame is fixedly arranged in the inner bottom wall of the mounting groove, wherein the mounting frame penetrates through the end face of the top of the base and extends upwards. A first rotating cavity is formed in the mounting frame of the mounting groove. A first rotating shaft is rotatably mounted in the first rotating cavity.

The invention discloses a multifunctional asphalt aging experimental device comprising an aging box body a vacuum tube and a vacuum pump. The aging box body has an enclosed structure and is made of glass. The lower part of the aging box body is communicated with one end of the vacuum tube and the other end of the vacuum tube is communicated with the vacuum pump. A vacuum gauge and a vacuum regulator are arranged on the vacuum tube. The asphalt is disposed in the aging box body. The aging box body has a closed structure and includes a base and a cover assembly mounted on the base; the base andthe cover assembly form a box body with a cavity arranged inside; and the base and the cover assembly are made of glass. According to the invention, the multifunctional asphalt aging experimental device has the following beneficial effects: with the vacuum pump and the vacuum tube, the aging box body is vacuumized to realize asphalt aging tests in various vacuum environments under combination of multiple conditions of having ultraviolet light, no ultraviolet light, having an adjustable ultraviolet light waveband range, and having adjustable ultraviolet radiation intensity; and Compared with the existing single-function experimental device, the multifunctional asphalt aging experimental device has advantages of high experimental efficiency, low cost, and great convenience in operation.

The invention relates to an easy-to-collect electronic component base with a stable structure, which comprises a bottom plate, a bearing plate and balls, wherein supporting rods are arranged around the top part of the bottom plate; the top ends of the supporting rods are provided with fixing blocks; the supporting rods and the bottom plate are fixedly connected; the supporting rods and the fixingblocks are movably connected; the bearing plate is connected onto the top ends of the fixing blocks; the inner side of the top part of the bearing plate is movably provided with clamping strips; and the clamping strips and the bearing plate are movably connected. The easy-to-collect electronic component base with the stable structure has the beneficial effects that as the bearing plate, the bottomplate and the supporting rods are arranged and the shape of the bearing plate is coincident with that of the bottom plate, when the bearing plate performs supporting operation on an electronic component, under indirect supporting effects of the bottom plate at the bottom, a two-layered plate body performs bearing operation on the electronic component, the bearing capacity of the device to the electronic component is enhanced, the structure stability of the device is enhanced, and supporting by the traditional single-layered plate body on the electronic component is replaced.

The invention discloses an efficient crystal machining device. The machining device comprises a drilling head which is in power connection with a driving device and a base which is arranged below thedrilling head, a mounting groove is formed in the end surface of the top of the base, the left inner wall and the right inner wall of the mounting groove are provided with a first sliding cavity and asecond sliding cavity with upward openings respectively, a first sliding frame is arranged in the first sliding cavity in a sliding mode, a rotating device is arranged in the first sliding frame, a second sliding frame is arranged in the second sliding cavity in a sliding mode, a locking device is arranged in the second sliding frame, a mounting frame which penetrates through the top end surfaceof the base and extends upwards is fixedly arranged in the inner bottom wall of the mounting groove, a first rotating cavity is formed in the part, which is located in the mounting groove, in the mounting frame, and a first rotating shaft is rotatably arranged in the first rotating cavity.

The invention provides a steel shell button cell and a preparation method thereof. The preparation method of the steel shell button cell comprises the following steps: carrying out punching forming operation on atop cover assembly, a bottom shell and a sealing cover, wherein a containing cavity, a containing opening and a liquid injection opening are punched in the bottom shell, and the liquid injection opening and the containing opening are formed in the two sides of the bottom shell respectively; carrying out first welding operation on a positive tab in the battery cell assembly and the top cover assembly; carrying out second welding operation on a negative tab in the battery cell assembly and the bottom shell; putting the battery cell assembly into the bottom shell, and carrying out cover closing operation; performing first laser welding operation on the edges of the top cover assembly and the bottom shell to obtain a battery to be injected with liquid; performing electrolyte injection operation on the battery to be injected under a vacuum condition; and covering the liquid injection opening with the sealing cover, and carrying out second laser welding operation on the sealing cover and the bottom shell under a vacuum condition to obtain the steel shell button cell. The preparation method of the steel shell button cell can effectively prevent liquid leakage and improve the welding effect.

The invention relates to a portable and high-temperature resistant mechanical welding device. The portable and high-temperature resistant mechanical welding device comprises a base, a welding head anda telescopic rod, wherein a first support frame is mounted at the top of the base; an oxygen supply box is arranged at the top end of the first support frame; an oxygen pump is arranged on the innerside of the oxygen supply box; an oxygen outlet pipe is connected to the outer wall of the oxygen pump; a sliding groove is fixed in the first support frame; and a sliding disc is movably arranged onthe inner side of the sliding groove. The portable and high-temperature resistant mechanical welding device has the beneficial effects that the welding head, an internal thread, an external thread, the oxygen outlet pipe and the oxygen pump are arranged, a mounting rod and the welding head form a detachable structure through the internal thread and the external thread, the welding heads of different specifications can be converted under the action of the external thread and the internal thread, besides, when the device operates, the relative positions of the welding head and the mounting rod do not deviate under the action of the external thread and the internal thread, and normal welding operation of the device is prevented from being affected.

The invention discloses matched type auxiliary automatic feeding and discharging conveying equipment for a die stamping machine. The equipment comprises a stamping table, a motor, a hydraulic rod, a fixing frame and an air inlet cover. A lower die is installed on the top of the stamping table through a bolt, outer side frames are fixed to the left side and the right side of the stamping table correspondingly, and a guide frame is fixed between the left side ends of the outer side frames. Sliding grooves are formed in the two sides of the top of the guide frame, the motor is fixed to the bottom of the guide frame, a first chain belt assembly is arranged between the outer wall of an output shaft of the motor and the outer wall of a threaded sleeve in a sleeving mode, a connecting frame is fixed to the right end of a lead screw, and a discharging clamp is fixed to the center of the top of the connecting frame. The fixing frame is fixed to the end of an output shaft of the hydraulic rod. According to the matched type auxiliary automatic feeding and discharging conveying equipment for the die stamping machine, stamping workpieces can be efficiently and continuously taken and placed under the numerical control effect, manual labor output is reduced, and waste leftover materials can be continuously collected and discharged while the materials are taken and placed synchronously.

The invention discloses a whitening mask device. The device comprises a machine base and a cross frame which is fixedly arranged above the machine base through supporting columns, a mounting cavity with an upward opening is formed in the end surface of the top of the machine base, an upward-extending mounting column is fixedly arranged in the mounting cavity, a sunken groove with an upward openingis formed in the end surface of the top of the mounting column, a mold is rotationally mounted in the sunken groove, the inner bottom wall of the sunken groove extends downwards to be provided with afirst rotating cavity, the first rotating cavity is rotatably provided with a first rotating shaft, the right side end of the rotating shaft is rotatably arranged in the inner wall of the right sideof the first rotating cavity, moreover, the left side end of the rotating shaft is in power connection with a first driving machine which is fixedly arranged in the inner wall of the left side of thefirst rotating cavity, a rotating wheel is fixedly arranged on the first rotating shaft, and fan-shaped conductive teeth are fixedly arranged on the outer circle of the rotating wheel.

The invention discloses a pipe fitting placing rack for construction. The pipe fitting placing rack for construction comprises a base; a roller and an electric cylinder are arranged on the lower surface of the base; a hub motor is embedded in the roller; a pedal switch is arranged on the front surface of the base; a battery is arranged on the side surface of the base; and electric-hydraulic push rods are arranged at the front and back ends of the upper surface of the base, and are electrically connected with the pedal switch. The pipe fitting placing rack for construction has the following beneficial effects: compared with a traditional pipe fitting placing rack, the pipe fitting placing rack for construction has no need to hoist pipe fittings or even exceed people heads when more and morepipe fittings are placed, so that the pipe fitting placing operation is more convenient, both time and labors are saved, meanwhile, the problem of causing dangerous accidents due to easy slippage ofthe pipe fittings after hoisting is prevented, the safety is high, and the practicability is excellent.

The invention relates to the technical field of ceramic product placing frames, and discloses a storage rack for cultural and creative ceramic products, solves the problems that an existing ceramic storage racks are ow in space utilization rate and cannot be adjusted, lifted and moved, and ceramic products fall off and are damaged due to the fact that the existing ceramic storage racks do not have fixing measures. The storage rack comprises two L-shaped side plates, a box body is fixedly installed between the bottoms of the opposite sides of the two L-shaped side plates, a top plate is installed between the tops of the two L-shaped side plates, placing plates are installed between the upper portions of the opposite sides of the two L-shaped side plates at equal intervals, adjusting cavities are formed in the two L-shaped side plates, and baffles are fixedly installed on the upper portions of the middles of the adjusting cavities. The ceramic product storage rack can be effectively adjusted according to requirements, so that the space utilization rate is increased, the storage rack can be lifted and moved, people can conveniently carry out placing operation, meanwhile, the placing frame is provided with effective fixing measures, and the safety and stability of ceramic product placing can be ensured.

The invention discloses a medical instrument for the Department of Respiratory. The medical instrument comprises a base and a frame body, wherein the frame body is fixedly arranged above the base through supporting columns; a placement groove of which the groove opening faces upward is formed in the top end surface of the base; a placement column which extends upward is fixedly arranged in the placement trough; a concave groove of which the groove opening faces upward is formed in the top end surface of the placement column; a vessel is rotatably mounted in the concave groove; a first rotatinggroove is formed in the inner bottom wall of the concave groove in a downward extending manner; a first rotating pin shaft is rotatably arranged in the first rotating groove; the right side end of the rotating pin shaft is rotatably arranged in the inner wall of the right side of the first rotating groove; the left side end of the rotating pin shaft is in power connection with a first motor; thefirst motor is fixedly arranged in the inner wall of the left side of the left side of the first rotating groove; a rotating disc is fixedly arranged on the first rotating pin shaft; and a fan-shapedelectric conducting gear is fixedly arranged on the excircle of the rotating disc.

The invention discloses printing equipment with a dust removal function for fabric processing. The equipment comprises a base, a conveyor belt device, a base plate, a motor, a dust sticking sheet, a printing mechanism, first openings and a second opening, a second roller is arranged on the upper side of the conveyor belt device, the printing mechanism is fixed at the inner top of a bearing frame, electric telescopic columns are arranged on the left side and the right side of the printing mechanism correspondingly, an electric heating plate is fixed to the inner top of the bearing frame, the first openings are formed in the front side of the bearing frame, and turning covers are arranged on the front sides of the first openings. According to the printing equipment with the dust removal function for fabric processing, when a fabric subjected to preliminary dust removal passes through the position between the conveyor belt device and the second roller, dust on the surface of the fabric can be removed through the dust sticking sheet in a sticking mode, and the dust removal effect is thorough; after the fabric reaches the position under a printing machine, a pressing plate moves downwards under the extension effect of the electric telescopic columns so that the fabric can be conveniently pressed and fixed; and then, the printing machine moves downwards so that the fabric can be conveniently printed.

The invention discloses a lock clamp device for industrial production. The lock clamp device comprises a bottom plate and a cross beam fixedly arranged above the bottom plate through a column; a placing groove opened upward is formed in the end surface of the top of the bottom plate; a placing column stretching upward is fixedly arranged in the placing groove; a concave groove opened upward is formed in the end surface of the top of the placing column; a workpiece is rotatably mounted in the concave groove; a first rotating cavity stretching downward is formed in the bottom wall in the concavegroove; a first steering shaft is rotatably arranged in the first rotating cavity; the right side end of the steering shaft is rotatably arranged in the right inner wall of the first rotating cavityand the left side end of the steering shaft is in power connection to a first motor fixedly arranged in the left inner wall of the first rotating cavity; a steering wheel is fixedly arranged on the first steering shaft; and a fan-shaped conducting gear is fixedly arranged on the excircle of the steering wheel.

The invention discloses a waterproof and anticorrosion circuit board based on optical fiber transmission. The circuit board comprises a base and a cross plate fixedly arranged above the base via a support arm, wherein a installation and connection grove with an upward opening is formed in the end face of the top of the base, an upwards stretched installation and connection column is fixedly arranged in the installation and connection groove, a concave connection groove with an upward opening is arranged in the end face of the top of the installation and connection column, a circuit board is rotationally installed in the concave connection groove, the bottom wall in the concave connection groove stretches downwards to form a first change-over cavity, a first change-over shaft is rotationally arranged at the first change-over cavity, the right side end of the change-over shaft is rotationally arranged in the inner wall of the right side of the first change-over cavity, and the left sideend of the same is in power connection with a first electric motor in the inner wall of the left side of the first change-over cavity, a change-over wheel is fixedly arranged on the first change-overshaft, and fan-shaped conductive teeth are fixedly arranged on the outer circle of the change-over wheel.

The invention discloses a waterproof and anti-corrosion circuit board for information transmission. The circuit board comprises a seat body and a horizontal plate fixedly arranged above the seat bodyby support arms. The top end surface of the seat body is internally provided with a mounting groove with an upward opening, an upwardly extending mounting post is fixedly arranged in the mounting groove, a recessed groove with an upward opening is arranged in a top end surface of the mounting post, a circuit board is rotatingly arranged in the recessed groove, a first rotating chamber extends downward from an inner bottom walls of the recessed groove, and the first rotating chamber is rotatingly provided with a first rotating shaft. The right side end of the first rotating shaft is rotatinglyarranged in a right side inner wall of the first rotating cavity, the left side end is in power connection with a first electric rotation machine which is fixedly arranged in a left side inner wall ofthe first rotating cavity, the first rotating shaft is fixedly provided with a rotating wheel, and fan-shaped conductive tooth are fixed on the outer circumference of the rotating wheel.

The invention discloses a computer information management and acquisition device comprising a supporting seat. A connecting groove is formed in the surface of one side of the supporting seat; a notebook computer is fixedly mounted on the side face of the connecting groove; a mounting groove is formed in the surface of the other side of the supporting seat; supporting rods are hinged to the two ends of the side face of the mounting groove through first hinge shafts correspondingly; the surface of each supporting rod is slidably connected to the side face of the mounting groove; a supporting threaded hole is formed in the other end of each supporting rod; the side face of the corresponding supporting threaded hole is in threaded connection with a supporting threaded rod; a rubber pad is fixedly connected to the other end of the corresponding supporting threaded rod; a connecting box is fixedly adhered to the surface of the other side of the notebook computer; and a storage hard disk is fixedly mounted on the side face of the connecting box, so that the use convenience and stability can be greatly improved, and the safety and high efficiency of information acquisition and management are guaranteed.

The invention discloses a multifunctional cupboard, which relates to the technical field of cupboards, and comprises a cupboard body, a first movable plate is arranged at the top end of the inner sideof the cupboard body, a second movable plate is arranged at the bottom end of the inner side of the cupboard body, the bottom of the first movable plate is connected with a first movable rod, and thebottom end of the first movable rod is connected with the second movable plate; and the outer wall of the first movable rod is connected with a support, a first supporting rod is installed on the edge of the top end of the support and connected with the support through a connecting shaft, and the front face of the first supporting rod is connected with a spring. The multifunctional cupboard has the beneficial effects that by arranging the first movable rod, the first movable plate and the second movable plate, the opposite faces of the first movable rod, the first movable plate and the secondmovable plate are each provided with a groove of an annular structure, and the first movable rod with second sliding blocks at the upper end and the lower end can be manually pushed to move along theinner side of the groove; and taking of bowls behind the interior of the cabinet and located above the support is achieved, and the convenience of the cabinet is effectively improved.

The invention discloses an efficient crystal machining device. The efficient crystal machining device comprises a substrate and a rack; the rack is fixedly arranged above the substrate through supporting columns; a mounting groove with an opening upwards is formed in the end surface of the top of the substrate; a fixing column extending upwards is fixedly arranged in the mounting groove; a groovewith an opening upwards is formed in the end surface of the top of the fixing column; crystals are rotationally installed in the groove; the inner bottom wall of the groove extends downwards to form afirst rotating cavity; a first rotating shaft is rotationally arranged in the first rotating cavity; the right side end of the rotating shaft is rotationally arranged in the inner wall of the right side of the first rotating cavity; the left side end of the rotating shaft is in power connection with a first motor; the first motor is fixedly arranged in the inner wall of the left side of the firstrotating cavity; a rotating wheel is fixedly arranged on the first rotating shaft; and a fan-shaped conductive tooth is fixedly arranged on the excircle of the rotating wheel.