72results about How to "Practical structure" patented technology

The invention discloses a geological survey soil sampling device capable of laterally sampling, and relates to the technical field of soil sampling. Comprising a sampling drill cylinder part, and a negative pressure back suction part is installed on the sampling drill cylinder part and used for sucking a soil sample in the sampling drill cylinder part; an acid-base detection piece is mounted on the sampling drill barrel part; a traction control piece is mounted on the sampling drill cylinder part and is connected to the acid-base detection piece; the traction control part is used for pulling the acid-base detection part to switch a detection sample; a detection solution preparation part is mounted in the sampling drill barrel part; negative pressure suction work can be carried out by adopting the suction sleeve, and the structure can be prevented from water leakage when sampling is carried out on collapsed or marsh soil under the action of negative pressure; the problems that in the background technology, an existing soil sampling device is inconvenient to separate and sample a soil sample in the center of a sampler and is also inconvenient to carry out negative pressure permeation prevention are solved.

The invention relates to the technical field of engineering structure vibration reduction, in particular to a pressure-resistant and low-frequency vibration reduction light sandwich cylindrical shell structure which is obtained by a unit cell circumferential array and a linear array. Each unit cell comprises an inner panel, an outer panel and a grid interlayer, and the inner panel, the outer panel and the grid interlayer are made of the same material. The Archimedes spiral resonance groove is accurately engraved in the inner panel, so that the local resonance effect is excited, and effective vibration attenuation is achieved. The structure has the characteristics of integration of light weight, vibration reduction and noise reduction functions, wide vibration reduction frequency range, good hydrostatic pressure resistance, easiness in manufacturing and the like. And meanwhile, certain sound absorption performance can be realized without changing external geometric characteristics of the structure and adding extra materials.

The invention discloses a zero-flux current sensor and a zero-flux insulation leakage current detection method, and belongs to the technical field of electric leakage detection. According to the zero-flux current sensor, the iron core, the coil and the circuit of the sensor are designed, and a zero-flux closed-loop feedback structure is formed by arranging the induction iron core unit, the measuring coil unit and the detection circuit module and is used for detecting insulation leakage current, so that measurement of weak alternating-current and direct-current leakage current can be realized; the structure is simple, practical and convenient to produce and manufacture. Furthermore, a first excitation coil, a second excitation coil and a compensation coil are arranged to form a magnetic field modulation current feedback compensation structure, magnetic field balance can be achieved, noise elimination detection is further achieved, and therefore the sensor has the advantages of being high in measurement precision, high in anti-interference capacity and stable in performance. Therefore, detection of tiny current of hundreds of microamperes to several mA levels can be realized.

The utility model relates to the technical field of ultrasonic automatic flaw detection, in particular to a three-centering clamping transmission mechanism for ultrasonic flaw detection of tubes and bars. The device comprises a three-centering main body box body, wherein the box body is provided with a clamping device and a transmission device. The clamping device comprises a clamping driving assembly, a power transmission assembly and a centering roller. The clamping driving assembly reciprocates to drive the three centering rollers to extend or contract, so that the three centering rollers simultaneously correct the concentricity of the pipe bar from the left upper direction, the right upper direction and the lower direction; and meanwhile, the transmission device provides power to drive the three centering rollers to rotate and drive the pipe bar penetrating through the central hole to be conveyed forwards.

The utility model relates to the technical field of shoe supporting frames, in particular to an electric multidirectional gear-shifting shoe supporting frame which comprises a hollow shoe body, a sole shoe tree shell and a heel shoe tree shell, the sole shoe tree shell is formed by combining two half shells and is arranged at the front end of the hollow shoe body in a sliding mode, and the heel shoe tree shell is installed at the tail of the hollow shoe body in a rotating mode. The electric multidirectional gear-shifting shoe supporting frame further comprises an instep shoe tree shell which is movably arranged at the instep position of the hollow shoe body, the length, width and height of the electric multidirectional gear-shifting shoe supporting frame can be conveniently expanded through the arranged multidirectional electric expanding component, so that the requirement of the shoe for adjusting in multiple directions is met more flexibly, and the shoe supporting frame is more convenient to use. The use requirement and the use experience of the user are effectively met; besides, when the multidirectional electric expanding and supporting component is designed, two expanding and supporting modes can be provided by switching gears on the premise of one set of structural design through the unique design of the double-form expanding and supporting component, and the structure is ingenious and practical.

The utility model discloses an intelligent fingerprint lock with a battery easy to replace, which belongs to the technical field of fingerprint locks and comprises an intelligent fingerprint lock body, a battery body is arranged at one end in the intelligent fingerprint lock body, a cover is arranged on one side of the battery body, and a convenient switch component is arranged above the cover. A fingerprint reader is arranged at a slot of the intelligent fingerprint lock body, an operation panel is arranged above the fingerprint reader, a sliding cover is arranged above one side of the intelligent fingerprint lock body, a mounting plate is arranged in the sliding cover, a dismounting and mounting assembly is arranged above the mounting plate, and a sponge block is arranged on one side of the mounting plate. By arranging the convenient switch assembly, the cover can be rapidly opened and closed, the battery can be rapidly replaced, the structure is practical, by arranging the dismounting assembly, the sponge block can be conveniently dismounted and replaced when the sponge block becomes dirty or is abraded after long-time use, and the use practicability is improved.

The invention discloses a bouncing cup lid unlocked through fingerprints. The bouncing cup lid comprises a cup lid assembly and a fingerprint driving module. The cup cover assembly comprises a turning cover, a cover main body and a rotary cover; the turning cover is hinged to the cover main body; the rotary cover is rotatably clamped at the lower end of the cover main body; a water outlet channel penetrates through the cover main body up and down; the fingerprint driving module comprises a fingerprint identification module and a driving module; the driving module is arranged in the containing cavity of the cover body and comprises a power source assembly, a locking assembly, a battery and an electric control board. After the fingerprint recognition module recognizes and collects fingerprint information of a user, the electric control board compares the fingerprint information, after the fingerprint information comparison is correct, the electric control board controls the power source assembly to move, the power source assembly drives the locking assembly to unlock the turning cover, the rotary cover is connected with the cover body, at the moment, the turning cover is in an unlocking state, and the turning cover is opened. Water can flow out from the water outlet channel; and the screwing cap main body can also drive the screwing cap to rotate.

The invention provides a universal die forging flash removing combined device and a using method, the device comprises one or more single claws, and each single claw comprises a fixing base, a fixing nut, an adjusting column, a strip-shaped claw body, a fastening nut, a pressure bearing column and a pressure bearing base. The device is simple and practical in structure, parts are convenient to install, adjust and disassemble, a single-claw structure is easy to replace and maintain, flexible distribution and combination can be achieved according to an outer contour projection curve of the die forging on a die parting surface, the flash removing function of various die forgings is achieved, and universality is high.

The utility model provides a module assembly type test tube storage rack. The module assembly type test tube storage rack comprises a base, a kit lower cover, a kit lining, kit side plates and a kit upper cover, the kit lower cover, the kit side plate and the kit upper cover are sequentially and fixedly connected from bottom to top, the kit lower cover is rotatably mounted on the base, and a plurality of first hole sites for inserting test tubes are formed in the kit side plate; the number of the kit side plates is four, the kit side plates are vertically installed on the periphery between the kit lower cover and the kit upper cover in a square mode, and the kit side plates and the kit lining on the inner side are arranged at certain intervals. According to the utility model, a unique modular design is adopted, so that test tubes with different specifications can be inserted; meanwhile, a rotating function is achieved, so that test tubes are more convenient to take, and the working efficiency of a laboratory is improved; and the device is simple in structure and practical, and has wide application prospect and practical value.

The invention provides a fluidized bed reactor and a process for preparing granular silicon by using the fluidized bed reactor, and aims to solve the problem that a lining is easy to damage due to the difference of thermal expansion coefficients between a metal shell and a non-metal lining in the prior art. The fluidized bed reactor comprises a cylinder, a seed crystal feed port, a waste gas outlet, a gas inlet and a discharge port, the seed crystal feed port and the waste gas outlet are formed in the top of the cylinder, the gas inlet and the discharge port are formed in the bottom of the cylinder, the cylinder comprises a shell and a lining, the lining is formed by mutually lapping a plurality of sub-liners, and a gap area is formed at the lapping part; a first opening and a second opening on the same cross section or different cross sections are formed along two sides of the inner wall and the outer wall of the lining; and the plurality of sub linings are fixedly connected with the shell respectively. The fluidized bed reactor for preparing the granular silicon is beneficial to improving the quality of the granular silicon. The fluidized bed reactor disclosed by the invention is simple in structure, not only ensures that a product is not contacted with metal, but also effectively solves the problem of thermal expansion difference between the non-metal lining and the metal shell, and improves the equipment reliability while ensuring the product quality.

This utility model discloses a constant humidity and temperature fermentation box for tea, belonging to the field of tea fermentation technology. It includes a box body, with a shell installed at the lower part of the box body. Hot air blowers are fixedly connected to the upper sides of both sides of the box body, and humidifiers are fixedly connected to the lower sides of both sides of the box body. Exhaust fans are fixedly connected to both ends of the upper part of the box body. Support legs are symmetrically installed at the lower part of the box body, and a turning component is fixedly installed at the upper part of the box body. The box body and support legs are connected by a vibration damping component. This utility model features a turning component, which facilitates the turning of tea leaves. The structure is practical; the turning component can be separated from the shell for easy removal of the shell and pouring of tea leaves. The structure is also easy to use; simply activating the electric telescopic rod controls the turning component to move into the shell and fix the shell in place. The vibration damping component further absorbs and reduces vibrations in the device.

The utility model discloses a crushing and weighing device which comprises a bottom frame, a crushing shell, a material receiving hopper and a plurality of weighing instruments, the crushing shell, the material receiving hopper and the weighing instruments are respectively arranged on the bottom frame, and a first feeding port is formed in the outer side wall of the crushing shell; according to the device, the smashing shell is arranged, the smashing shell is provided with the first feeding port, the first discharging port and the smashing cavity, materials are input through the first feeding port, then the materials are smashed into powder through the smashing impeller in the smashing cavity, and the powdery materials are output into the material receiving hopper through the first discharging port; and finally, the material receiving hopper is weighed through the weighing instrument, automatic weighing of the powdery materials is achieved, the overall structure is practical, and the functions are diversified.

The utility model relates to the technical field of wine decanters, in particular to a rotary wine decanter which is characterized by comprising a base, a rotary block and a wine decanting cup body, a fixed shaft is fixedly arranged in the center of the upper end of the base, and the rotary block is arranged at the upper end of the fixed shaft and rotationally connected with the fixed shaft through a bearing. The decanting cup body is separably arranged at the upper end of the rotating block, a clamping mechanism is arranged between the decanting cup body and the rotating block, the decanting cup body is obliquely arranged, and an included angle alpha is formed between the central axis of the decanting cup body and the central axis of the fixed shaft. The wine decanting cup is simple in overall structure and practical, when the wine decanting cup body is rotated, wine in the wine decanting cup body can be better swung and shaken, so that the wine decanting treatment effect of the wine decanting cup body is improved, meanwhile, the wine decanting cup body can be conveniently taken down from the rotating block, and the wine decanting cup body can be conveniently and independently cleaned in the follow-up process.

The sludge filtering and dewatering system comprises a flocculation basin, a conveying pipeline and a dewatering mechanism, a stirring impeller is arranged in the flocculation basin, a stirring motor is arranged at the top of the flocculation basin, the stirring motor is connected with the stirring impeller, and a drain outlet is formed in the bottom of the flocculation basin; according to the system, solid-liquid layering in sewage is realized through a flocculation basin, a stirring motor, a stirring impeller and dosing, then water-containing sludge is conveyed to a centrifugal roller through a sewage draining exit and a conveying pipeline, and the sludge is driven to perform centrifugal motion through rotation of the centrifugal roller, so that centrifugal dewatering of the sludge is realized, and filtering dewatering of the sludge is realized; the whole structure is practical and suitable for filtering and dewatering a large amount of sludge.

The present invention relates to the field of mechanical processing and manufacturing, and specifically to an impeller positioning welding tool and an impeller positioning welding process, characterized in that: it includes a base plate, a main shaft is provided at the center of the base plate, a first positioning plate for positioning the base, a second positioning plate for positioning the reinforcing ring, a first positioning plate for positioning the conical tube, and a second positioning plate for positioning the circular tube are sleeved on the main shaft, the reinforcing ring is supported by a pad placed on the base, a third positioning plate is provided on the base plate, a first positioning block is provided on the third positioning plate, a second positioning block is provided on the first positioning plate, the first positioning block positions the blades by the second positioning block, and a first wedge block mechanism for clamping the second positioning plate and a second wedge block mechanism for clamping the first positioning plate and the second positioning plate are provided on the main shaft. The overall structure of the present invention is simple and practical, can improve the overall splicing efficiency of the impeller, has high positioning accuracy and small error, reduces eccentricity, and ensures the stability of the impeller during operation.

A protective device for preventing a steel strip from scratching a bellows in a drying furnace belongs to the field of cold rolling heat treatment technology. Coating roller, steel strip, protector device 1, bellows bracket, upper bellows, protector device 2, gasket, protector device 1 hanger 1, steel pipe 1, protector device 1 hanger 2, steel pipe 2, protector device bracket, bolts, nuts, washers, protector device 2 base 1, protector device 2 base 2, protector device 2 hanger 1, protector device 2 hanger 2, steel pipe 3, No. 5 upper bellows, bottom plate 1, support plate 1, round steel 1, bottom plate 2, support plate 2 and round steel 2. The round steel is welded in the groove of the support plate for installing a protective tube 20. When the steel strip is about to scratch the bellows, the steel strip first scratches the protective tube of the protector device to avoid damage to the quality of the steel strip and the coating caused by the steel strip scratching the bellows. The advantages are simple and practical structure, convenient and reliable operation.

This invention provides a snap-fit ​​type energy-absorbing column leg structure and support system, belonging to the field of support columns. It includes an upper core shell, a lower core shell, an outer core shell, an inner core shell, and a core core. When an impact pressure occurs, the upper pressure first acts on the upper core shell. At the contraction snap where the upper and lower core shells contact, work is done through friction between the contact surfaces and plastic yielding deformation of the material, achieving the initial absorption of the first stage of impact energy, forming the first-level energy absorption stage. As the impact continues, the upper truncated cone wall of the core core first bears the axial tensile load until the truncated cone structure is stretched into a flat circular shape, completing part of the energy transfer and dissipation; simultaneously, the impact energy is transferred to the lower part of the structure, where the lower truncated cone further absorbs energy through plastic stretching and downward compressive deformation. The multi-cavity structure composed of the circular tube and internal cross ribs simultaneously initiates collapse and energy dissipation.

The utility model discloses a temporary fixing device for a ladder stand. The temporary fixing device consists of a stair aluminum alloy template, a connecting hole, the ladder stand and a positioning structure, the combined section of the two right-angle fixing steel rods is inserted into the steel pipe and fixed to the steel pipe through connecting bolts, the two positioning blocking feet are symmetrically welded to the steel pipe, and the fixing steel rods and the steel pipe where the positioning blocking feet are welded form a positioning structure. And a ladder stand hooking corner is arranged between the fixed steel rod and the positioning blocking foot. The inserting sections of the two fixing steel rods are perpendicularly inserted into the connecting holes of the stair aluminum alloy formwork, the positioning structure is fixed to a ladder stand, meanwhile, the positioning blocking feet are hooked to a cross brace of the ladder stand, and installation of the device is completed. The device is simple in structure, practical and low in manufacturing cost. The ladder stand is temporarily fixed on the stair aluminum alloy formwork through the device, the ladder stand is placed stably and safely, and the ladder stand can be repeatedly used. The temporary fixing device for the ladder stand solves the problems that when the ladder stand is temporarily used at the corners of the upper layer and the lower layer of a stair, the ladder stand slides, falls, inclines and topples, and safety accidents occur.

The utility model relates to the technical field of head-mounted intelligent equipment, and discloses a gravity compensation mechanism adaptive to head-mounted equipment and a head-mounted intelligent device. The utility model provides a gravity compensation mechanism adapted to a head-mounted intelligent device, comprising a first support member fixed on the body of a user or on an object around the user; the second supporting piece is relatively movably connected with the first supporting piece and is matched with the first supporting piece to provide supporting force for overcoming gravity for the head-mounted intelligent equipment; the driving unit is arranged between the first supporting piece and the second supporting piece or arranged on the second supporting piece; according to the rotation trend of the head of the user in the vertical direction, the driving force in the vertical direction is provided for the head-mounted intelligent equipment, so that the problem of poor use experience such as head and face discomfort and cervical vertebra ache caused by long-term wearing of the head-mounted intelligent equipment is solved, the use experience of the user on the head-mounted intelligent equipment is improved, and the user experience is improved. And popularization and application of the head-mounted intelligent equipment are facilitated.

The utility model discloses a jack structure of an electric connector, which belongs to the technical field of electric connectors, and comprises a fixed end electric connector, one end of the fixed end electric connector is provided with a jack seat, one side of the jack seat is provided with an insertion block in an insertion manner, one end of the insertion block is provided with a free end electric connector, and the free end electric connector is provided with a plug. According to the utility model, through the arrangement of the fixing assembly, when the free end electric connector is inserted into the jack of the fixed end electric connector, the free end electric connector can be conveniently fixed, and the structure is practical, when the structure is used, the free end electric connector can be conveniently inserted into the jack of the fixed end electric connector, and the free end electric connector can be conveniently inserted into the jack of the fixed end electric connector. According to the utility model, the fixing assembly can be conveniently installed on the fixed end electric connector for use, the use practicability is improved, and the sealing assembly is arranged, so that the effect of sealing the free end electric connector and the fixed end electric connector when the free end electric connector is inserted into the fixed end electric connector is realized.

The utility model provides a pharmaceutical water sample transfer trolley. The pharmaceutical water sample transfer trolley comprises a pharmaceutical water sample placing module and a sample transfer trolley, the pharmaceutical water sample placement module is provided with a sample placement heat preservation box, and the sample placement heat preservation box is provided with a sampling bottle placement groove; the sample transfer trolley module comprises a box body, push rods, a box door, handle locks, hinges and universal wheel structures, the push rods are arranged at the left end and the right end of the box body, the box door is arranged at the front end of the box body and connected with the box body through the hinges, the handle locks are arranged on the box door, and the universal wheels are arranged at the four corners of the lower end of the box body. According to the utility model, the pharmaceutical water sample placing heat preservation box is mainly utilized to be matched with the sample transfer trolley, and the sampling bottle is placed in the sampling bottle placing groove, so that the pharmaceutical water sample can be prevented from being collided and damaged in the transfer process, the temperature of the sample can be maintained in the transfer process, and the requirement of the sample on the temperature is ensured while the safe transfer is realized; and the temperature of the sample does not change greatly.

The utility model discloses a smokeless ashtray, which relates to the technical field of articles for daily use, and comprises an ashtray body, at least three cigarette clamping grooves are arranged at the edge part of the opening of the ashtray body, and the cigarette clamping grooves are uniformly distributed along the edge part of the opening of the ashtray body in the circumferential direction; and a cigarette end oxygen-free fire extinguishing cylinder for inserting a cigarette is vertically arranged at the bottom in the ashtray body. The cigarette end can be stably clamped on the edge of the ashtray opening and prevented from sliding or toppling over in the placing process, and sparks of the cigarette end can be quickly and effectively extinguished by inserting the cigarette end into the oxygen-free fire extinguishing cylinder for the cigarette end. The whole structure is simple and practical, and safer and more convenient use experience is provided.

The invention provides a cognitive training device, which relates to the technical field of cognitive training, and comprises a mounting support part, the mounting supporting part is fixedly connected with a foot lifting auxiliary adapter; a foot lifting cognition adjusting part is mounted on the foot lifting auxiliary adaptive part; the foot lifting cognition adjusting part is fixedly connected with two road surface inclination detecting parts; the foot lifting cognition adjusting part is rotationally connected with a ground auxiliary attaching part. The device can assist in foot lifting height detection and training work, effectively improves the leg control force of a patient, can train the action cognition of the patient, better judges the leg lifting height, effectively reduces the risk of stumbling and the like, and solves the problem that an existing cognitive training device is not provided with a leg lifting assisting cognitive control training structure, and the training effect is poor. The problems that when the legs of a patient cannot be controlled to be too high for a long time, leg lifting obstacles are likely to be caused, and the patient is very likely to be stumbled are solved, and meanwhile an auxiliary slope exercise simulation structure does not exist.

The utility model discloses a leech and leech escape prevention box, which relates to the field of culture equipment and comprises a box cover and a box body. Compared with the prior art, the leech and leech escape prevention box has the advantages of being simple in structure, practical and easy to manufacture and use, achieving tight closing of the box cover and the box body by adopting the mode that the snap fasteners are matched with the snap fastener bases, effectively preventing leeches and leeches from escaping, guaranteeing air circulation through the design of the net-shaped area, meanwhile preventing cultured organisms from escaping, and being convenient to use due to the design of the zipper. The leeches and the leeches can be conveniently taken out or put in on the premise that the box cover is not opened, and operation convenience is improved.

The utility model discloses a movable unmanned ship frame device, and relates to the technical field of unmanned ships. The device comprises a main body frame, fixing blocks are fixedly arranged at the four end corners of the inner side of the main body frame, side plates are arranged at the tops of the fixing blocks, supporting frames are installed on the surfaces of the two side plates on the same side, sliding grooves are formed in the surfaces of the supporting frames, and frame-shaped sliding blocks are installed in the sliding grooves in a sliding mode. A V-shaped baffle is fixedly arranged between the two frame-shaped sliding blocks, a positioning mechanism is arranged at the tail end of the supporting frame, the surface of the positioning mechanism is sleeved with a sleeve, a connecting frame is fixedly arranged on the surface of the sleeve, and an extrusion plate is arranged at the top of the connecting frame. The front end face and the rear end face of the unmanned ship are fixed through the V-shaped baffles and the extrusion plates, so that the stability of the unmanned ship above the supporting frame can be enhanced, the overall structure is simple and practical, and the use method is fast, convenient, safe and reliable.

The utility model discloses an oil pressure type isobaric kettle with an efficient sealing function, which belongs to the technical field of isobaric kettles and comprises a kettle cover, equipment grooves are arranged at the left end and the right end of the top of the kettle cover, and first oil cylinders are mounted at the left end and the right end of the top wall of the kettle cover. The output end of the first oil cylinder is fixedly connected with a buckle, a kettle body is arranged on the outer side of the kettle cover, clamping grooves are formed in the left end and the right end of the inner wall of the kettle body, the buckle is clamped with the clamping grooves, an equipment cavity is formed in the middle of the outer wall of the kettle body, and a moving mechanism is arranged on the rear side of the outer wall of the kettle body and comprises two first connecting rods; the two first connecting rods are fixedly connected to the left end and the right end of the rear side of the outer wall of the kettle cover respectively, the first oil cylinders can be controlled to drive the buckles to move, then the kettle cover is opened and closed by being clamped with and separated from the clamping grooves, the kettle cover can be moved in cooperation with the moving mechanism, and operation convenience is improved.

The invention belongs to the technical field of livestock and poultry drinkers, and particularly relates to a lever type drinker for water drinking of waterfowls, the lever type drinker comprises a clamping seat, the clamping seat comprises a buckle and a mounting cylinder, the buckle is used for fixing the clamping seat on a drinking water pipe, and a stepped hole matched with the appearance of a cone valve type nipple drinker is formed in the mounting cylinder; a connecting sleeve is detachably mounted outside the mounting cylinder, an inclined flow guide plate is arranged at the lower end of the connecting sleeve, a lever is arranged on the flow guide plate, a rotating rod is arranged in the middle of the lever, and the two ends of the rotating rod are rotatably connected with the flow guide plate; a protruding block is arranged at the upper end of the lever and can abut against the lower end of an ejector rod of the cone valve type nipple water fountain, and a gap exists between the lower end of the lever and the flow guide plate. The lever type water fountain better conforms to the biological characteristics of waterfowls, the amount of water spilled and leaked from the beaks of the waterfowls during water drinking can be remarkably reduced, the water drinking comfort of the waterfowls can be improved, and the lever type water fountain has multiple postures to be suitable for the waterfowls to drink water comfortably.

The utility model relates to a cable drawing device which comprises a box body for a wire to pass through, a pressurizing assembly is arranged on the outer side wall of one side of a wire inlet hole of the box body, the wire is subjected to the action of traction force of the downstream of the box body, and the wire sequentially passes through the pressurizing assembly and a drawing die in the wire inlet hole to enter the box body. The electric wire is tensioned and wound around the guide wheel set, passes through the cooling system and penetrates out of the wire outlet hole, and the electric wire is subjected to frictional resistance of the pressurizing assembly when conveyed forwards, so that the electric wire moves forwards stably. The pressurization assembly is additionally arranged on the outer side wall of the wire inlet hole of the box body, so that the electric wire keeps stable tension and speed when being drawn in the box body, the guide wheel set is arranged in the box body, the electric wire is stably conveyed when being drawn, the cooling system is water-cooled, a circulating water outlet pipe enables the electric wire to be rapidly cooled, water on the surface is scraped off through a rubber block, and therefore the electric wire can be rapidly cooled. And meanwhile, a water return pipe and an air return pipe are matched, so that the whole structure is compact and practical.

The present invention discloses a tipping guardrail, comprising an auxiliary rotating arm, an active rotating arm and a fixed connecting frame, wherein the auxiliary rotating arm and the active rotating arm are both connected to the fixed connecting frame through a rotating assembly; a second limiting slide is provided on one side of the fixed connecting frame close to the auxiliary rotating arm, a sliding plate is provided on one side of the auxiliary rotating arm, and the auxiliary rotating arm can rotate along the arc slideway of the second limiting slide with the sliding plate; a first limiting slide is provided on one side of the other fixed connecting frame close to the active rotating arm, and a rotating plate is connected to the lower part of the active rotating arm. The beneficial effect is that the tipping guardrail can adjust the height of the guardrail by sliding on the second limiting slide, has a simple and practical structure, is reliable and quick to unlock, is convenient for patients to get on and off the bed, and is safe and reliable to lock, and can protect the safety of patients.

The invention discloses an industrial electrical automation material conveying device and a conveying method thereof, and belongs to the technical field of electrical automation equipment.The industrial electrical automation material conveying device comprises a conveying device body, a control panel is arranged on one side of the conveying device body, hydraulic push rods are arranged on the two sides of the lower portion of the conveying device body, and universal wheels are arranged below the hydraulic push rods; a guide seat is arranged above the conveying device body, a guide wheel is arranged at one end of the guide seat, a lifting assembly is arranged between the conveying device body and the hydraulic push rod, an adjusting assembly is arranged between the conveying device body and the guide seat, and a connecting assembly is arranged at one end of the lower portion of the conveying device body. The height of the conveying device can be conveniently adjusted according to use requirements, the position of the guide seat can be conveniently adjusted through the adjusting assembly, and the conveying device is provided with the connecting assembly so that the conveying device can be conveniently spliced and used according to the use requirements.