108results about How to "Increase the degree of fixation" patented technology

The invention discloses a petroleum pipeline supporting base capable of being automatically adjusted, and belongs to the technical field of petroleum pipeline supporting. The petroleum pipeline supporting base capable of being automatically adjusted comprises a base, wherein two side plates are fixedly arranged on the top face of the base in a symmetrical structure; two rotating shafts A are symmetrically arranged between the two side plates in a penetrating mode; arc-shaped plates are connected to the middles of the rotating shafts A in a sleeving mode; two racks are arranged on the outer sides of the side plates in a symmetrical structure; a supporting plate is fixedly arranged between the top faces of the two racks; a plurality of tooth grooves A are annularly formed in the positions, relative to the racks, of the outer walls of the rotating shafts A at equal intervals; the interior of the base is hollow to form a cavity; two rotating shafts B are symmetrically arranged in the middle of the cavity in a penetrating mode; a plurality of tooth grooves B are annularly formed in the positions, relative to the racks, of the outer walls of the rotating shafts B at equal intervals; andtwo fixing assemblies are symmetrically arranged on the front sides and the rear sides of the rotating shafts B. According to the petroleum pipeline supporting base, the convenience degree of petroleum pipeline laying is improved, the fixing firmness of a petroleum pipeline is also enhanced, double purposes are achieved at one stroke, and convenience and rapidness are achieved.

The invention discloses a double-spindle core moving type numerical control lathe. The numerical control lathe structurally comprises a fixture rotating driving motor, support legs, a workpiece adsorption fixing device, a double-open glass door, a three-color warning lamp, a double-spindle numerical control lathe body, a controller, a cuttings guide pipe and a movable cuttings storage frame. The workpiece adsorption fixing device is arranged in the double-spindle numerical control lathe body. The fixture rotating driving motor is arranged at the bottom of the workpiece adsorption fixing deviceand is in clearance fit with the workpiece adsorption fixing device. According to the double-spindle core moving type numerical control lathe, the workpiece adsorption fixing device inserts one end of a workpiece into a fixture axle hole; at the moment, a driving mechanism can be triggered; the workpiece adsorption fixing device automatically fixes the workpiece to the interior of the axle hole through cooperation of a vacuum adsorption mechanism and an electromagnetic reinforcement mechanism; accordingly, the workpiece is fixed automatically, and the manual material changing speed is increased.

The invention discloses domestic cable fastening equipment. The domestic cable fastening equipment comprises a base; a paying-off plate is fixed on the base; M first grooves are formed in the paying-off plate, wherein M is a positive integer; two accommodating cavities are formed in the base; the two accommodating cavities are positioned in the two sides of the paying-off plate respectively; a baffle is arranged in each accommodating cavity; a rotary column is fixed at the upper end of each baffle; the upper end of each rotary column movably runs through the top of the corresponding accommodating cavity to the upward side of the base; a limiting plate is fixed on each rotary column; the domestic cable fastening equipment also comprises a wire pressing plate; M second grooves matched with the first grooves are formed in the wire pressing plate; an extrusion mechanism is arranged in the second grooves; and when the wire pressing plate is positioned below the limiting plates, the extrusion mechanism extrudes cables in the second grooves. By clamping the cables, crystal heads do not fall off from a network port of a router in pulling and drawing, and damage of the crystal heads or thenetwork port of the router can be further avoided.

The invention discloses a stamping device suitable for machining automobile parts in different sizes. The stamping device comprises a base, wherein the left side and the right side of the top of the base are fixedly connected with an upper top plate through telescopic columns; the bottom of the upper top plate is in threaded connection with an upper mold mounting plate through a mounting bolt; anupper mold body is fixedly connected to the bottom of the upper mold mounting plate; a lower mold fixing groove is formed in the top of the base; a lower mold body is arranged inside the lower mold fixing groove; and threaded rods are arranged on the left side and the right side, corresponding to the positions of the lower mold fixing grooves, of the base. The stamping device is reasonable in structural design, convenient to use, and applicable to machining the automobile parts with different sizes without using different stamping devices for machining, so that the practicability of the deviceis greatly improved, the investment cost of enterprises is reduced, the stamping efficiency is improved, and the use requirements in all directions are met.

The invention discloses a novel test tube rack device for a clinical laboratory. The novel test tube rack device comprises a test tube rack body, fixing units and clamping units, wherein the test tuberack body comprises a top-layer placing plate, four sets of telescopic columns and a bottom plate, the telescopic columns are distributed at the top end of the bottom plate in an array mode, the topends of the telescopic columns are connected with the top-layer placing plate through the fixing units, test tube placing holes are formed in the top-layer placing plate in an array mode, and bottom-end limiting cylinders corresponding to the test tube placing holes are arranged on the bottom plate, each clamping unit comprises a guide rod, a clamping plate, a bidirectional screw column and a rotating shaft, rectangular through holes are formed in the middle of the top layer placing plate, the guide rods are installed on the inner wall of the rectangular through holes in parallel, the clampingplates are formed by connecting arc-shaped plates, the clamping degree of the test tube rack to test tubes can be adjusted, the test tube rack is suitable for containing the test tubes with differentlengths and diameters, and the test tubes are not prone to being broken due to collision with the test tube rack.

The invention relates to a fixing structure for a bottle cap and a bottle. The bottle comprises a bottle body, a bottleneck and a bottle opening; the bottle cap comprises an upper cap and a lower cap which are flexibly connected; the lower cap and the bottle are fixedly connected; a circle of upper convex ring and a circle of lower convex ring are arranged at the peripheral wall of the bottleneck; the lower convex ring is provided with multiple convex teeth; the lower cap comprises an inner cap and an outer cap surrounding the peripheral direction of the inner cap; the inner cap is provided with a through hole penetrating through up and down; silica gel sleeves the peripheral wall of the inner cap; the inner peripheral wall of the outer cap is provided with multiple peripherally arranged inverted buckles for being buckled below the upper convex ring and multiple peripherally uniformly arrayed fixed vertical strips for clamping the convex teeth. Compared with the prior art, the fixing in the longitudinal direction is realized by buckling the inverted buckles below the convex ring, and the convex teeth are clamped between two adjacent fixing strips to realize the fixing in the transverse direction, so the lower cap is effectively fixed on the bottleneck and the opening of the upper cap is facilitated.

The invention discloses a solid wood veneer and a manufacturing process thereof. A cabinet body board comprises a surface layer solid wood veneer and a solid wood board core, wherein the side edges ofthe solid wood board cores are meshed with each other through side extending parts, the end parts of the solid wood board cores are meshed with each other through the meshing grooves, the solid woodreinforcing plates are bonded and fixed on the two sides of the solid wood board core, a wood chip leveling layer is arranged on the outer surface of the solid wood reinforcing plate, the surface of the wood chip leveling layer is bonded and fixed with a surface layer solid wood veneer. According to the solid wood veneer, the solid wood board core is adopted as the base material to manufacture thecabinet body board, the solid wood board core is fixed through the solid wood reinforcing board, the fixed degree between the solid wood board cores is high, the bending resistance of the cabinet body plate is effectively improved, the structural strength of the cabinet body plate is guaranteed, and the structure strength of the cabinet body plate is matched with the wood chip leveling layer, itis guaranteed that the surface layer solid wood veneer is smooth and flat after being attached to the surface layer solid wood veneer, and the manufacturing quality of the cabinet body panel is high.The manufacturing process has the beneficial effects of being simple in operate, the saw dust can be recycled, the use amount of precious wood is reduced by taking the solid wood board core as the base material, and resources are saved.

The invention discloses a device for fixedly mounting the lithium battery of a new energy electric motorcar. The device comprises a mounting base, wherein the middle point of the top of the mounting base is fixedly connected with a supporting base plate through a supporting spring; two sides of the top of the supporting base plate are fixedly connected with side mounting racks respectively; an upper pressing plate is arranged between the two side mounting racks; two sides of the upper pressing plate are fixedly connected with plug rods respectively; a through groove cooperatively used with each side mounting rack is formed in the position of the corresponding plug rod of each side mounting rack; and the side, close to each through groove, of the corresponding plug rod runs through the through groove and extends to the outside of the through groove. The device is simple in structure and convenient to mount, and most shaking force for the lithium battery generated by jolting when the motorcar drives in a poor road condition can be eliminated effectively, so that the battery is protected from being collided, the surface damage of the battery is avoided or the internal devices of the battery are avoided from being consumed, the service life of the battery is prolonged, the maintenance cost is reduced, and the using requirement of motorcars driving in multiple road conditions can bemet completely.

The invention discloses an adjustable otolaryngological examination device. The device comprises a base, a gooseneck pipe, an illumination mechanism, a headrest and a rotating shaft; a fixed block isconnected to the upper portion of the base, a rotating block is connected to the upper portion of the fixed block, a telescopic cylinder is connected to the upper portion of the rotating block, and atelescopic rod is sleeved by the telescopic cylinder; the top of the telescopic rod is connected to a seat plate, one end of the seat plate is connected to a pedal plate through a rotating shaft, theother end of the seat plate is connected to a lying plate through a rotating shaft, and a headrest is placed on the lying plate; a connecting block is connected to the lower portion of the lying plate, and a supporting rod is rotatably connected to the connecting block; the illumination mechanism is arranged on the gooseneck pipe, 360-degree dead-corner-free rotation adjustment can be achieved, the focal length can be adjusted through a rotary knob, and use convenience is improved; and meanwhile, a compressed air bag is arranged in a pillow groove to fix the head of the patient, the comfort ofthe patient is improved in the examination process, and the safety of the otolaryngological examination process is improved at the same time.

The invention relates to sample placing and fixing techniques of a reciprocating oscillator, in particular to a sample placing and fixing device of a reciprocating oscillator The invention comprises a pallet which is arranged on an oscillating shelf of an oscillator, the oscillating shelf is connected with an oscillating source of the oscillator, an outward B surface of a primary-secondary sticky fastener is fixed on the upper surface of the pallet; one or more than one bags for placing containers, which comprise a bag base, a bag wall and a bag opening, and the bag base of the placing bag is composed of an outward A surface of the primary-secondary sticky fastener, the bag wall is a cylindrical structure made of cloth, and an elastic belt or a tether is arranged at the bag opening; the A surface and the B surface of the primary-secondary sticky fastener can be sticky connected or disconnected with each other for assorted usage. The invention uses the primary-secondary sticky fastener as a fixing tool, takes the elastic belts with different width and elasticity as materials for making the placing bags, and fixes the containers on the pallet, thus greatly raising the fixing level. The invention brings multiplied increase to experimental efficiency, and increases the freedom degree of placing samples, and the production and maintenance of the invention is easy.

The invention relates to the technical field of electromechanical cutting, in particular to an electromechanical integrated pipe cutting device. The device comprises a workbench, wherein supporting plates are arranged at the tops of the left end and the right end of the workbench; a top plate is arranged on the tops of the two sides of the supporting plates, and a movable plate in sliding connection with the supporting plates is arranged on the lower side of the top plate; and telescopic rods are fixedly connected between the movable plate and the top plate; longitudinal fixing mechanisms arearranged on the front side and the rear side of the movable plate; a cutting mechanism is arranged at the bottom of the movable plate; and a clamping groove is formed in the top end of the workbench,and transverse fixing mechanisms are arranged on the left side and the right side of the clamping groove. According to the device, due to the arrangement of the transverse fixing mechanism, errors caused by pipe vibration during the pipe cutting process are avoided; due to the arrangement of the longitudinal fixing mechanism, vertical vibration of the pipe during cutting is avoided, and the fixingdegree of the pipe is further reinforced; and firmness of fixation on the pipe through a first pressing plate and a second pressing plate can be enhanced through arranging a rubber gasket.

The invention discloses a universal bone cutting guider for a congenital acetabulum maldevelopment femur. The guider comprises a front clamping jaw, a back clamping jaw and a locating shaft, and the locating shaft penetrates through fixed holes of the front and back clamping jaws and is perpendicularly connected between the two fixed holes; the front clamping jaw and the back clamping jaw are arranged in parallel, the inner sides of the front and back clamping jaws are provided with bone cutting guide blocks, and the bone cutting guide blocks are provided with bone cutting grooves. According to the universal bone cutting guider for the congenital acetabulum maldevelopment femur, the structure is reasonable, the bone cutting guider is utilized to carry out fixing clamping, locating auxiliary, bone cutting measurement and bone cutting auxiliary on congenital dislocation of hip joint osteotomy, the front and back bone cutting surfaces parallelism and flatness are ensured, it is finally achieved that the bone cutting surfaces are perfectly meshed, the femur medullary cavities in a straight line are ensured after the osteotomy, the risk is reduced that a prosthesis penetrates out of a side face of the femur medullary cavities when prosthesis implantation is carried out, and the achievement ratio of the congenital dislocation of hip joint osteotomy is guaranteed.

The invention discloses a tidal energy generating device. The tidal energy generating device comprises a mounting plate. Water shell shells are fixedly connected to two sides of the bottom of the mounting plate by first connecting rods. A bearing is fixedly connected to the center of the bottom of the mounting plate by a second connecting rod. Water openings are formed in the inner walls of two sides of the water shells. Fixing pieces are fixedly connected to the inner walls of the water openings located on the outer sides by four connecting ribs. Water wheels are movably connected to the sides, close to the bearing, of the fixing pieces by connecting shafts. First rotating shafts are fixedly connected to the sides, close to the bearing, of the water wheels. The ends, close to the bearing,of the first rotating shafts sequentially penetrate through the water wheel shells and the bearing, and extend into the bearing. The structure is simple. High requirements are not needed for the mounting positions. Energy transferring efficiency is reduced by gear transmission. The work amount is little. Excessive construction cost is not required. Application in condition with less power generating demand can be achieved.

The invention relates to a table centrifuge outer sleeve being capable of placing centrifuge tubes with different diameters simultaneously; an outer sleeve arranged on the table centrifuge for placing the centrifuge tubes comprises one chassis, one or more than one trays with the same shape and size, one or more than one aperture adjusting washers with the same shape and size, a cylindrical sleeve pipe with openings at two ends and a locating pin, the sleeve pipe is fixed on the tray, a plurality of tray layers are overlapped, the aperture adjusting washer is arranged on each tray, corresponding to the positions of the sleeve pipe and the locating hole, after assembly is carried out, the chassis is arranged at the bottom part of the device and then the locating holes on each outer sleeve tray, the aperture adjusting washer and the chassis are aligned, a locating pin penetrates in, and a locating pin fixed sleeve for fixing the length and a locating screw cap are arranged, so as to carry out the installation of the centrifuge tube outer sleeve device. By adopting the invention, the experiment efficiency is improved multiply, the freedom degree of the sample placement is increased and the manufacturing and maintenance are easy.

The invention relates to a transmission tower foundation treatment method for a power plant. A transmission tower foundation treatment device for the power plant is adopted and comprises a foundationpit and a die sleeve mechanism. The foundation pit is formed in the existing ground, and the die sleeve mechanism is arranged in the foundation pit in a sliding fit mode. The design concept of a variable-size structure is adopted for transmission tower foundation treatment of the power plant, and the arranged die sleeve mechanism can change the relative adaptive inner diameter size according to concrete columns of different sizes, so that the overall application rate of the device is increased. In addition, the die sleeve mechanism integrally has detachability and can be repeatedly used so asto meet the requirements of assembly and disassembly at any time, and therefore the working cost can be reduced on the premise that the working efficiency is not affected.

The invention relates to intelligent treatment equipment for plate manufacturing and processing. The intelligent treatment equipment comprises a bottom plate, two stop blocks, two electric sliding blocks, a U-shaped frame, an assembling unit, a grinding unit, a cleaning unit and a driving unit, wherein the front end and the rear end of the bottom plate are provided with the two stop blocks, the left end and the right end of the bottom plate are provided with the two electric sliding blocks, the U-shaped frame is arranged between the two electric sliding blocks, the assembling unit is installedon the inner wall of the upper end of the U-shaped frame, the grinding unit is installed at the front end in the assembling unit, the cleaning unit is installed at the rear end in the assembling unit, and the driving unit is connected between the grinding unit and the cleaning unit. According to the intelligent treatment equipment for plate manufacturing and processing, the problems that an abrasive paper polishing belt is likely to loosen and fall off under the condition of high-speed rotation can be solved, so that the smoothness of the surface of a polished plate is greatly reduced, and material scraps easily enter a cloth wheel in the cloth wheel cleaning process, so that fabric gaps in the cloth wheel are filled.

The invention discloses a mechanical and electric integration pipe fitting cutting device with good fixing effects. The mechanical and electric integration pipe fitting cutting device comprises a base. A fixing column is fixedly connected with the midpoint of the rear side of the top of the base, a connecting table is fixedly connected with the top of the fixing column, two work shells are fixedlyconnected with two sides of the connecting table and are fixedly connected with each other by a rotary shaft, a cutting blade is arranged on the surface of the rotary shaft, and air cylinders are symmetrically arranged on the top of the base. The mechanical and electric integration pipe fitting cutting device has the advantages that the mechanical and electric integration pipe fitting cutting device is provided with pipe fitting fixing devices, support grooves, contraction springs, threaded rods and shaft push rings, and accordingly the problem of frequent poor pipe fitting fixing effects ofcommon mechanical and electric integration pipe fitting cutting devices on markets can be solved; to-be-cut pipe fittings can be fixed in multiple directions, and accordingly the problem of severe errors of existing pipe fittings due to intense friction between existing blades and the existing pipe fittings and vibration of the existing pipe fittings in cutting procedures can be solved; notches can be flat without roughness, and cutting service requirements of different types of pipe fittings can be met.

The invention belongs to the technical field of building tools, and particularly relates to a scaffold. The scaffold comprises two supporting frames which correspond to each other, wherein supportingrods are fixedly connected to the two supporting frames; frame plates are fixedly connected to the supporting rods of the supporting frames on the opposite sides of the two supporting frames through bolts; each supporting frame comprises two supporting columns; each supporting column comprises an upper column and a lower column; a first sliding groove is formed in the inner wall of each upper column; and a first sliding rod is fixedly connected to the upper surface of each lower column. The scaffold is mainly used for solving the problems that when a wall is built at present, the used scaffoldshakes when being installed on the uneven ground, although building workers can use bricks for bedding, potential safety hazards generated by the shaking scaffold cannot be avoided, meanwhile, when the scaffold shakes, the building workers climb the scaffold, the scaffold is prone to rolling over, and therefore the potential safety hazards are increased.

The invention discloses a cable interface quick binding device for hydroelectric power generation. Aimed at problems of low speed for binding and complex operation, the following scheme is provided. The device comprises a first clamping ring, the bottom of the first clamping ring is connected with a second clamping ring through a hinge. Fixing semi-rings are connected to the inner walls of the first clamping ring and the second clamping ring through bolts, clamping mechanisms are fixed to the fixing semi-rings, semicircular sliding plates are slidably connected to the inner walls of the firstclamping ring and the second clamping ring, rotating mechanisms are fixed to the semicircular sliding plates, a clamping groove is formed in one side wall of the first clamping ring, and a buckle is inserted into the wall of the clamping groove. When in use, the rotating handle is rotated, the semicircular toothed plate rotates to drive the gear to rotate, the rubber clamping teeth in the first clamping ring and the second clamping ring rotate to clamp a cable, the cables on the two sides are fixed, the fixing degree is increased along with increase of the rotating angle of the semicircular toothed plate, the device can fix the cables of different thicknesses more stably and is not affected by the thickness of the cables, and the flexibility of the device is remarkably improved.

The invention belongs to the technical field of two-way pipe joints, and specifically belongs to a variable-diameter two-way pipe joint. The variable-diameter two-way pipe joint comprises a pipe body;the inner wall of the pipe body is provided with uniformly arranged annular grooves; cavities of the two annular grooves are each internally slidably connected with a first gear plate; the contrary sides of the two first gear plates are correspondingly provided with uniformly arranged arc-shaped grooves in the inner walls of the end faces of the first gear plates; and the inner wall of each arc-shaped groove is internally slidably connected with a slider. The variable-diameter two-way pipe joint provided by the invention is mainly for solving the problems that most of the existing two-way pipe joints cannot realize a diameter change function; in the prior art, a pipe and a pipe joint are generally fixed together by means of rings, hot melting, adhesion and the like; these locking ways cause unstability because the joint of the pipe joint and the pipe is a smooth surface, the pipe easily falls, or complete sealing cannot be realized after connection because the joint of the pipe jointand the pipe is uneven, quick dismounting cannot be realized after connection, and after dismounting the pipe and the pipe joint will be seriously damaged.

The invention discloses an oil-immersed transformer and a heat dissipation system thereof. The oil-immersed transformer includes a base. Wheel grooves are disposed at the four corners of the bottom ofthe base. Moving wheels are arranged in the wheel grooves. The bottom of each moving wheel extends through the corresponding wheel groove to the outside of the wheel groove. The two sides of the topof the inner wall of each wheel groove are fixedly connected with fixed insert rods. The surface of each fixed insert rod is sleeved with an insert sleeve. A side of each insert sleeve close to the moving wheel is fixedly connected with the moving wheel. Mounting brackets are fixedly connected to both sides of the bottom of the base. Fixing blocks are fixedly connected to both sides of the top ofthe base. Suspension rings are fixed to the tops of the fixing blocks. Sliding grooves are disposed on the two opposite sides of the two fixing blocks. The oil-immersed transformer is simple in structure, integrates transportation and installation processes, is improved in convenience and safety during transportation, reduces installation steps of workers, is improved in installation efficiency, convenient to use and popularize. The heat dissipation system can accurately control the temperature of the transformer and has a good heat dissipation effect, can avoid the transformer being in full-load state.

The invention belongs to the technical field of pipe joints, and particularly relates to a pipe joint monitored by utilizing a computer. The pipe joint monitored by utilizing the computer comprises aconnector and pipe bodies, the connector comprises a fixed pipe, first annular grooves are formed in positions, in the inner wall of the fixed pipe, on the end faces of the left and right sides of a bulge of the fixed pipe, threads are formed in the positions, on the outer surface of the fixing pipe, on the outer sides of the two first annular grooves, the pipe bodies are arranged on the two sidesof the fixed pipe, the outer surfaces of the two pipe bodies are rotationally connected with threaded rings through sliding rings, and first sliding grooves are formed in the groove bottoms of the two first annular grooves. The pipe joint monitored by utilizing the computer is mainly used for solving the problems that at present, when water leakage happens to all water supply pipelines which areexposed on the ground, used for conveying water to all households and connected through the pipe joint, workers cannot rapidly perceive the water leakage situation of the pipelines and cannot quicklyand accurately find out the water leakage positions of the pipelines at the same time, and therefore water source waste is caused, and meanwhile, household water consumption can further be influenced.

The invention provides paperboard labeling equipment. The paperboard labeling equipment comprises a support, wherein a conveying belt is arranged on the support, a material collecting plate is arranged at the left end of the conveying belt, a pressing plate controlled by an air cylinder is arranged above the material collecting plate, a spring telescopic rod is arranged at the lower end of the material collecting plate, a cleaning roller I is arranged at the right end of the conveying belt, a cleaning roller II controlled by the air cylinder is arranged above the cleaning roller I, a labeling roller and a discharging roller are sequentially arranged above the conveying belt from left to right, a groove is formed in the surface of the labeling roller, and telescopic limiting blocks are arranged on the left side wall and the right side wall in the groove. According to the paperboard labeling equipment, the production efficiency and the quality are greatly improved, and meanwhile, the labor investment is reduced.

The invention discloses an anti-static liquid crystal display screen. The display screen structurally includes a curved-surface display screen body, a machine body, a loudspeaker, an adjustable bottomframe and a starting button. The surface of the curved-surface display screen body is provided with an anti-static outer cover tightly fixed to front glass, and the anti-static outer cover can insulate static electricity generated during running of the curved-surface display screen body and prevent radiation generated by the static electricity from directly radiating the human body; transition electrodes are arranged at the left and right sides of a liquid crystal and connected with a flexible circuit board, and can make the curved-surface display screen body run with low power and effectively reduce the static electricity generated during running of the curved-surface display screen body; heat-insulating anti-static glue layers are arranged on the outer walls of the left and right sidesof a bezel and cooperate with the transition electrodes arranged at the two sides of the liquid crystal, so that improvement of the fixation degree of the curved-surface display screen body on the machine body is facilitated, and the situation can be avoided that circuits fall off after being used for a long time.

The invention provides an electronic information anti-interference device with a long service life, and relates to the technical field of electronic information. The electronic information anti-interference device comprises an anti-interference device body; a moving plate is slidably connected to the inner wall of the center of the bottom of the anti-interference device body; a supporting column is fixedly connected to the center of the top of the moving plate; and the center of the rear side of the supporting column is fixedly connected to the front end of an electric telescopic rod. The electric telescopic rod pushes the supporting column, and a mounting plate moves out of the anti-interference device body along with the supporting column. A push rod is pushed towards the outer side of the mounting plate, the push rod drives a fixing plate and a supporting rod to compress a spring, and electronic equipment can be put in conveniently. A motor drives fan blades on a rotating plate to rotate, heat dissipation is conducted on the interior of the anti-interference device, hot air is exhausted through a ventilation opening, and the heat dissipation efficiency is high. A fan and a refrigerator convey cold air to the interior to cool internal elements, so that the situation that the service life is affected due to the fact that the temperature is too high and the elements are damaged is prevented. The device is worthy of vigorous popularization.

The invention discloses an anti-typhoon structure of a wind generating set. The structure comprises a bearing plate, the bottom of the bearing plate is fixedly connected with a seabed inserting anchor, a tower drum is arranged on the middle point of the top of the bearing plate, blades are arranged on the top end of the tower drum, the top of the bearing plate is fixedly connected with four main supporting columns, the four main supporting columns are fixedly connected to the four corners of the top of the bearing plate, the sides, close to the tower drum, of the main supporting columns are fixedly connected with the tower drum, two adjacent main supporting columns are fixedly connected through connecting blocks, grooves are formed in the middle points of the sides, away from of the towerdrum, of the connecting blocks, and pressing blocks are arranged in the grooves. The structure is simple, cost is low, the influence and the damage of the typhoon on the tower drum can be effectivelyreduced, the effect is obvious, investment cost is reduced, daily operating efficiency of the wind generating set can be ensured, and economy is high.

The invention discloses a meter reading terminal based on the low-power-consumption Internet of Things. The meter reading terminal comprises a meter reading terminal body. The meter reading terminal body comprises a meter reader. A main control module is arranged in the meter reader, a display screen is arranged on the top of the front face of the meter reader, and keys are arranged at the bottomof the front face of the meter reader. A lifting device is arranged, so that the problem that a traditional meter reading terminal based on the low-power-consumption Internet of Things cannot conveniently record data in a meter box at a high position is solved; the height of the meter reader can be conveniently adjusted according to the height of the meter box, thus, a meter is code-scanned through a bar code scanning opening to achieve meter reading work, a worker does not need a ladder during meter reading, the meter reading efficiency is improved, the safety is high, meanwhile, after the worker reads the meter, the worker can conveniently collect charges for household heads through a mobile payment terminal code scanner, and great convenience is brought for users.

The invention discloses a poultry feeding apparatus based on PLC control. The apparatus comprises a clean water feeding mechanism and a feed feeding mechanism, wherein the feed feeding mechanism is located on the left side of the clean water feeding mechanism, the clean water feeding mechanism comprises a clean water feeding tank, the rear side of the top of the clean water feeding tank is fixedlyconnected with a vertical plate, the top of the front of the vertical plate is provide with a water tank, the top of the water tank is provide with a water adding port, the bottom of the water tank is fixedly connected with a water adding pipe communicating with the water tank, the bottom end of the water adding pipe penetrates the clean water feeding tank and extends to the inside of the clean water feeding tank, and the feed feeding mechanism comprises a feed feeding tank. The poultry feeding apparatus based on PLC control has a reasonable structure design, is convenient to use, can realizeautomatic feed addition, ensures the uniformity of feed in the feed tank after addition, avoids poultry food-snatching caused by stacked feed somewhere, ensures the normal growth of poultry, and meets all-round use needs.

The invention provides transmission equipment. The transmission equipment comprises a motor, a rotation speed reduction part and an output part, wherein the rotation speed reduction part comprises a second housing and a gear group arranged in the second housing; the gear group comprises a primary planetary gear structure and a secondary planetary gear structure; the motor drives the primary planetary gear structure to rotate; the primary planetary gear structure and the secondary planetary gear structure are connected, and the secondary planetary gear structure can be driven to rotate; the secondary planetary gear structure can rotate relative to the second housing; and the output part is connected to the secondary planetary gear structure for transmitting reduced rotation speed. The invention further provides an automobile rear door opening-closing device which comprises the transmission equipment. The transmission equipment and the automobile rear door opening-closing device have theadvantage of being relatively good in reduction effect.