57results about How to "Play a tight role" patented technology

The invention discloses a hydrogen storage tank for electrolysis water hydrogen production based on solar power generation. The tank comprises a base and a tank body, a limiting groove is formed in the centre of the top of the base, the tank body is clamped in the limiting groove, an air inlet is formed in the center of the top of the tank body, a pressure sensor is arranged on the top of the tankbody, an alarm device, a pressure meters and a controller are mounted on the outer side of the tank body in sequence, sliding grooves are formed in the base at equal distances, sliding plates are insliding connection into the sliding grooves, the ends of the sliding plates penetrate through the base, a supporting ring is connected to the outer side of the tank body, the outer side of the supporting ring is rotatably connected with connecting rods at equal distances, the ends of the connecting rods are rotatably connected to the ends of the sliding plates, the outer side of the supporting ring is provided with three through holes at equal distances, sliding rods are in sliding connection into the through holes, and one ends of the sliding rods are fixedly connected with a pressing plate.The hydrogen storage tank has the good stability and damping effect, meanwhile, the tank body is well protected, and hydrogen can be well stored conveniently.

The invention provides a multifunctional computer graphics special device for art design, which includes a mounting base plate, a brake wheel, a right side support, a left support frame, a lateral fixing plate, an auxiliary hand-drawn plate structure, an adjustable sunshade frame structure, an auxiliary clamping radiator frame structure, an angle height adjust bracket structure, a longitudinal positioning tube, a fixed outer frame, an adjustable seat plate structure, a fixing sleeve, a storage insert frame, a mouse pad plate and a handle, wherein that mounting bottom plate is respectively welded to the lower ends of the right side support frame and the left side support frame. The arrangement of the longitudinal U-shape slide rail slide block, a rubber baffle plate and a pressing spring are favorable for playing a pressing role accord to the size of a tablet computer; and the sliding block, the rubber baffle plate and the pressing spring are arranged on the vertical U-shaped slide rail. The setting of the upper side adjusting nut, the longitudinal external thread adjusting rod and the lower side adjusting nut is convenient for adjusting the height stored in the fixed outer frame and the inner computer; Bolts and nuts, U-shaped shaft frame and rotary seat are arranged to facilitate the adjustment of the fixed outer frame and the inclination of the inner computer.

The invention discloses a construction method of an electric transmission line iron stand foundation. The electric transmission line iron stand foundation is mainly composed of bottom plate ribs and stand column ribs, formworks are arranged outside the stand column ribs, the two adjacent stand columns ribs are fixedly connected together through a right-angle fixing plate, the upper and lower formworks are fixedly connected together through an iron wire, ejector rods are mounted between the outer walls of the formworks and the inner wall of a foundation pit, the ejector rods are arranged on a supporting plate in a sleeving manner through a rope, and the ejector rods are sequentially sleeved together and fixedly connected. The construction method comprises the specific operation steps of firstly, foundation pit and grounding pit excavation; secondly, rebar binding and formwork erecting; thirdly, formwork mounting; fourthly, foundation bolt mounting; fifthly, foundation pouring; sixthly,formwork stripping for backfill; and seventhly, site cleaning. Construction of the iron tower foundation is subjected to comprehensive control, various problems appearing after later-period construction are solved, the whole construction quality is ensured, the construction period is shortened, smooth finishing of the iron tower foundation construction is facilitated, and the foundation is laid for safe, stable and reliable running of a power line.

The invention provides a financial bill punching and glue coating instrument. The financial bill punching and glue coating instrument comprises a transverse base plate, a left side fixing suction disc, a storage insertion frame, a lengthened cushion plate, a pull handle, a longitudinal fixing frame, a guide frame, an auxiliary glue addition frame structure, a width adjusting frame structure, an automatic reset drilling frame structure, a buffering jacking frame structure, an open guide groove and a right side fixing suction disc. The left side fixing suction disc and the right side fixing suction disc are connected to the left side and the right side of the bottom of the transverse base plate in a glued mode correspondingly. According to the financial bill punching and glue coating instrument, a transverse adjusting pipe sleeves the outer side of a transverse fixing frame in a connection mode, and therefore the width of the portion between the automatic reset drilling frame structure and the longitudinal fixing frame is adjusted advantageously, and the position of a hole formed by a hole forming pipe in a bill is conveniently adjusted. A jacking spring is arranged on the outer sideof the hole forming pipe, the upper end of the jacking spring is connected to the bottom of a transverse limiting plate in a glued mode, and therefore the financial bill punching and glue coating instrument is beneficial to conveniently play a role in jacking the bill stored on the upper side of the transverse base plate when the financial bill punching and glue coating instrument is used.

Disclosed is a pipe shaft. According to the technical scheme, the pipe shaft is characterized by comprising a pipe body. The pipe body comprises an inlet and an outlet, wherein threads are formed in the outlet. A blocking portion is arranged on the pipe body, and a sealing ring is arranged on the side, close to the outlet, of the blocking portion. The pipe shaft solves the problem that due to the fact that bell-and-spigot connection is adopted by an existing pipe shaft and a pipe, looseness is caused.

The invention provides a light energy street lamp height regulating device, which comprises a main lamp tube, a fixed protection base structure, a lamp pole height auxiliary regulating frame structure, a transverse silica gel ring, an adjustable lamp pole frame structure, a fixed screw bolt, an adjustable lamp frame structure, an L-shaped installing frame, a solar photovoltaic panel, a rechargeable lithium battery, a photovoltaic controller and a warning patch, wherein the fixed protection base structure is arranged at the bottom of the main lamp tube; the lamp pole height auxiliary regulatingframe structure is arranged at the inner side of the fixed protection base structure and is sleeved and connected onto the lower part of the outer side of the main lamp tube. The upper and lower endsof the electric air cylinder are respectively arranged at the lower part of the fixed side plate and the left and right sides of the lower side fixing ring; the work intensity during the adjustable lamp pole regulation can be favorably reduced; a rubber pad with the thickness being 3 to 5cm is also bonded onto the outer side of the protection outer frame; the damage degree of the vehicle collidedonto the protection outer frame can also be favorably reduced in the use process.

The invention discloses drying equipment with an adjusting function and special for textile fabrics. The drying equipment comprises a rectangular storing frame, a left side feeding frame, left side fixing rods, left side auxiliary wheels, upper side draught fans, lower side draught fans, right side supporting feet, right side fixing rods, right side auxiliary wheels, a right side discharging frame, transverse electric heating meshes, an adjustable air guiding frame structure, an auxiliary material scraping bracket structure, left side supporting feet, and a textile fabric collecting bracket structure. The left side feeding frame is embedded in the left side of the middle of the rectangular storing frame. Triangular scraping pieces are connected to the upper part of an L-shaped scraping plate by glue, and therefore excess materials on the textile fabrics can be scraped during application. The guide frame is mounted on the upper side of a shaft bracket by bolts and nuts, and therefore the bolts and nuts can be conveniently screwed and loosened as needed during application, and the angle between the guide frame and the shaft bracket can be adjusted.

The invention discloses a drinking water safety protection device. A heating space is arranged inside the heating box, a rectangular groove is arranged on the inner wall of the other side of the heating box, and a position where the side of the heating box is in contact with the rectangular groove is arranged. Exhaust pipe, control device and steam pipe, an induction controller is arranged in the induction control space, a support rod is arranged symmetrically on the inner side of the top of the U-shaped plate, and the upper end of the support rod is connected to a rotation rod through a rotation shaft , the end of the rotating rod away from the limit plate is fixedly connected with a cover device. When the present invention is working, by pressing the push knob, the exhaust hole is opened to ensure the normal use of the device, and the steam generated after the water in the heating space is heated enters the normal pressure space through the steam hole, thereby pushing the sealing piston to move downward. Complete automatic flushing, when the water bottle is full, the limit plate drops to a certain position, the rotating rod rotates through the rotating shaft, and drives the capping device to cap the water bottle after flushing is completed.

The invention discloses an enclasping mechanism, and a pedal device of a chair. The enclasping mechanism comprises a main shaft, an inner sleeve and an outer sleeve; a plurality of trench grooves are arranged in the upper end of the inner sleeve to form a plurality of circumferentially distributed fins, grooves are respectively arranged in two sides of the external surface of every fin, a briquette is arranged in every trench groove, clamping feet are respectively arranged at the left side and the right side of every briquette, the clamping feet are arranged in the grooves, a rubber sheet is inlaid in the internal surface of every briquette, and the external surface of every briquette is sloping; and the outer sleeve has oblique an inner hole cooperating with the gradient of the external surfaces of the briquettes, the upper end of the inner sleeve is inserted to the inner hole of the outer sleeve, and when the inner sleeve moves upward or the outer sleeve moves downward, the outer sleeve extrudes the briquettes to make the briquettes inward press the rubber sheets in order to make the rubber sheets closely applied to the main shaft. The briquettes are not rooted in the inner sleeve and are movable freely, and the whole briquettes and the rubber sheets are forced to move to the center in parallel when the oblique surfaces cooperate, so the up-and-down cohesion force of the briquettes and the rubber sheets is uniform.

The invention discloses a drying device capable of conveniently and stably placing printed finished products. The drying device comprises a drying device main body, an exhaust pipe, a protective net,placing grooves, jacking plates, a fixing frame, a protective plate, a sliding groove, second drying lamps, a drying bottom plate and drying holes. A fixed cover plate is connected with the upper partof the drying device main body through a fixed lock catch and rotating hinges, the exhaust pipe is arranged above a heat dissipation opening, the placing grooves are formed in the left and right sides inside the drying device main body, the drying bottom plate is arranged above the second drying lamps, and the drying holes are formed in the drying bottom plate. According to the drying device capable of conveniently and stably placing the printed finished products, the printed finished products inside the drying device main body can be fixed to facilitate stable placement of the printed finished products inside the drying device main body, and first drying lamps and the second drying lamps are arranged on the inner side and the bottom of the drying device main body correspondingly, so thatdrying of the printed finished products is speeded up.

The invention provides an energy-saving automatic vertical curing oven which comprises an outer frame, inlet and outlet frames, a bottom support, an adjustable driving frame structure, a buffer jacking frame structure, a conveying belt, an adjustable protection frame structure, a mounting frame, a winding motor, a winding roller, a lifting rope, a longitudinal mounting frame, an adjustable clamping frame structure, a fan frame, an air blower and an electric heating pipe; the inlet and outlet frames are embedded in the left side and the right side of the lower portion of the outer frame; the bottom support is installed at the four corners of the lower portion of the outer frame through bolts; and the adjustable driving frame structure is installed on the lower portion of the inner side of the outer frame. According to the energy-saving automatic vertical curing oven, a left side inserting rod and a right side inserting rod are inserted into the left side and the right side of a transverse fixing frame correspondingly, and the transverse length of the conveying belt can be conveniently adjusted during use; and a jacking spring is arranged on the upper portion of the inner side of a movable frame, the jacking spring can be conveniently utilized to achieve the downward jacking and buffering effect on a movable plate during use, and then the jacking wheel can be conveniently utilized to achieve the jacking effect on the conveying belt.

A DC motor having a plurality of sealed housing structures is disclosed, including a housing body, a securing cover, a protective plate, a tightening block and a heat sink, the outer side of the housing body is provided with heat dissipation ribs, and the bottom end of the housing main body is provided with a housing fixing seat, the fixing cover is arranged on the right side of the housing main body through fixing bolts, the protective plate is arranged inside the placing groove through fixing bolts, the jacking block bearing is connected with the lower end of the screw rod, and the screw rodis threadably connected with the top of the housing body. The heat dissipation port is located at the left end of the housing main body. The inside of the housing main body is provided with a motor fixing seat, and the lower end of the motor fixing seat is connected with a sliding groove, and the sliding groove is located above the housing fixing seat. A DC motor with a plurality of sealed housing structures set a motor fixing seat inside the housing body in a slidable pullout form, facilitates installation of the motor on the motor fixing seat, and protects the motor.

The invention provides multifunctional agricultural seeding equipment which comprises a transverse mounting plate, a pushing rod, a rear side wheel frame, a rear wheel, a storage frame, a storage battery, a power supply switch, an adjustable reinforcement storage conduit structure, a material storage box structure, a driving motor, a large-diameter driving wheel, a small-diameter driving wheel, adischarge transmission belt, a front side wheel frame, a transmission belt buffer jacking frame structure, a detachable front wheel structure and a movable transmission belt, wherein the pushing rod is mounted at the left end of the transverse mounting plate by bolts. According to the invention, a stainless steel outer ring and a ground-gripping movement wheel are arranged, so that the disassemblyof screws on the stainless steel outer ring from the ground-gripping movement wheel is facilitated, and the disassembly of a ground-gripping tooth is facilitated; the stainless steel outer ring and the ground-gripping teeth can be disassembled without affecting driving of the equipment on a normal road; a longitudinal reinforcement rod, an inclined reinforcement frame, a movable sleeving and a transverse reinforcement frame are arranged on a transverse reinforcement plate, so that the improvements on fixation of a seeding pipe and an adjustment casing are facilitated.

The invention discloses a reaction kettle with a smashing function for sodium pyrosulfate production. The reaction kettle comprises a reaction kettle body, a driven roller, a fixing plate, a stirringmotor, stirring blades, a discharging outlet, a smashing motor and a driving roller; a feeding inlet is formed above the reaction kettle body, a guide plate is arranged below the feeding inlet, the driven roller and the driving roller are arranged below the guide plate through the driven shaft and the driving shaft respectively, the fixing plate is welded to the interior of the reaction kettle body, the stirring motor is arranged at the lower end of the reaction kettle body, the stirring blades are welded to the outer side of a stirring shaft, the discharging outlet is formed in the lower endof the reaction kettle body, and the smashing motor is arranged on the outer side of a protective outer shell through a driving shaft. According to the reaction kettle with the smashing function for sodium pyrosulfate production, the lower portions on the outer sides of the driven roller and the driving roller are each provided with an anti-sticky plate, the effect of scraping away raw materials attached to the surfaces of the driven roller and the driving roller is achieved, and raw materials can fall into the reaction kettle body conveniently.

The invention provides a vacuum auxiliary nozzle mechanism for an air-jet textile machine, which includes a lower auxiliary nozzle, an air delivery seat, a slider seat, a rotating base, a crankshaft, a driving device, an isolation mechanism, and a locking plate; The upper auxiliary nozzle is movably connected; the air delivery seat is fixedly connected under the lower auxiliary nozzle, and the air delivery seat is connected with the output end of the pneumatic control valve; the input end of the pneumatic control valve is fixedly connected with an air intake pipe; the sliding The block seat is fixedly connected to the lower end of the air delivery seat; a slider seat is slidably connected to the rotating base; the output end of the driving device is connected to the driven pulley through a belt transmission; The nozzle has added the function of adjusting the spacing to be suitable for the processing of different quality textile threads, and at the same time solved the problem of complicated operation when switching the nozzles of the existing auxiliary nozzles, and further simplified the operation mode of the air-jet loom to improve production efficiency. .

The invention provides an adjustable automatic ejector for a traditional Chinese medicine slicer. The ejector comprises a transverse bottom plate, anti-skid supporting legs, a mounting frame, a transverse conveying frame structure, a longitudinal mounting frame, a transverse mounting plate, a side supporting plate, an adjustable fixing frame structure, an adjustable mounting frame structure, an auxiliary jacking frame structure, a side mounting frame, a fixing hoop, a lifting cylinder, a cutter and a cutting seat, wherein the anti-skid supporting legs are connected to the four corners of the lower portion of the transverse bottom plate in a glued mode; the mounting frame is installed at the upper portion of the transverse bottom plate through bolts; the transverse conveying frame structure is installed at the upper portion of the inner side of the mounting frame; and the longitudinal mounting frame is installed at the left side of the upper portion of the mounting frame through bolts. A jacking spring is arranged on the upper portion of the inner side of a movable frame, and a jacking wheel can be conveniently used for jacking medicinal materials during use; and a threaded pipe is in threaded connection with the outer side of a threaded rod, so that the medicinal materials can be conveniently pushed to the right side during use.

,The invention provides an intelligent multifunctional agricultural irrigation plant protection unmanned aerial vehicle which comprises an unmanned aerial vehicle body, first electric telescopic rods,rubber supporting legs, a rechargeable lithium battery, a solar photovoltaic panel, a control chip, a wireless receiving and transmitting module, a photovoltaic controller, a side edge connecting frame, a driving motor, a propeller, a side edge protection frame, a pesticide liquid smashing and storing frame structure, an adjustable support structure, an auxiliary irrigation frame structure, a detachable pruning frame structure, a water suction pump, a three-way joint and an adjusting valve, and the first electric telescopic rods are installed at the four corners of the lower portion of the unmanned aerial vehicle body through bolts. By arranging a metal hollow balance weight frame and a PVC flexible pipe, spray heads can be inserted into gaps between crops, so that the roots of the cropsare subjected to spray irrigation, and waste caused by the fact that liquid fertilizer is scattered on branches and leaves is avoided; and steel wire ropes are welded to the left and right sides of the middle of a fixing pipe to cut off top tender shoots of part of plants.

The invention relates to a locating pin which comprises a locating pin body and a locking structure, wherein the locating pin body is a vertical cylinder, and a hexagonal groove is formed in the end surface of the top of the cylinder; an upper thread for mounting the locking structure is arranged at the upper end of the side surface of the locating pin body, and a lower thread is arranged at the lower end of the side surface of the locating pin body; the locking structure is a nut being in threaded connection to the locating pin body. The locating pin has the advantages that the locating pin is provided with the locking structure, so that the locating pin cannot move up and down and also has a locking effect on an object on a certain basis; the locating pin is convenient to disassemble and assemble.

The invention discloses a fixing structure of a porcelain insulator, comprises a support plate and a fixing box, the interior of the support plate is provided with a fixing groove inside. The two sides of the fixing groove are provided with clamping grooves, the fixing plates are fixedly connected between the two sides of the inner wall of the fixing box, the bottom of the fixing plate is fixedlyconnected with a first sliding rail, and the two sides of the outer surface of the first sliding rail are slidably connected with a first sliding block. The invention relates to the technical field ofporcelain insulators. Through the fixing structure of the porcelain insulator, the porcelain insulator can be conveniently and quickly disassembled and installed, the invention avoids that the existing porcelain insulators are all threaded through the threads arranged on the porcelain insulators in the use process and screws or other fixing parts are fixedly installed, so the installation and disassembly process is time-consuming and laborious, The fixing structure reduces the burden of the staff, reduces the working intensity, saves the time, and improves the working efficiency of the staff,and it is convenient for the staff to repair or replace the porcelain insulator.

The invention is suitable for the technical field of locomotive locks and provides an intelligent and safe counter lock device. The intelligent and safe counter lock device comprises a shell assemblyand a counter lock assembly. The shell assembly comprises a shell, a counter lock shaft hole and a counter lock limiting pillar, wherein the counter lock shaft hole is formed in the lower surface of an inner cavity of the shell. Due to the fact that a motor and a counter lock screw rod are arranged, the motor rotates through a motor gear at an output end, the motor gear is connected with a screw rod gear in an engaged manner, the counter lock screw rod is driven to rotate, a transmission sliding block slides in the counter lock screw rod, a counter lock spring bolt is pushed to slide, counterlock is controlled through the motor, and therefore operation is more convenient. Due to the arrangement of a clamping structure of the transmission sliding block and the counter lock spring bolt, theimpact force exerted on the counter lock spring bolt can be effectively reduced, unloading force protection is conducted on a transmission structure of the counter lock assembly, and the transmissionstructure is prevented from being damaged. Due to the fact that a limiting circuit breaker is arranged, the phenomenon that the motor is overloaded, and the counter lock structure is damaged is prevented, and overload protection on the motor is achieved.

The invention provides a multi-purpose adjustable economic management teaching display device, which includes a mounting base, a horizontal chute, an adjustable support device, an adjusting bolt, a fixing device for economic management projection equipment, a magnet bar, bolts and nuts, and an adjustable display stand structure, adjustable poles, adjustable economic management desktop structure, economic management display screen structure, crossbars and article hangers, and the horizontal chute is set horizontally at the middle position of the installation chassis. The setting of the table board, the connecting shaft seat, the connecting card slot and the L-shaped limit frame of the present invention is beneficial to the fixing effect on the seat table board when in use, and can play the function of a lecture table at the same time; the first and second The arrangement of support sleeves, bolts and nuts, installation holes, transverse chute and installation base is beneficial to loosen the bolts and nuts when not in use to adjust the angle position of the first and second support sleeves, which is convenient for Save space.

The invention provides atmospheric pollutant monitoring equipment, which comprises a connecting base, a left side cross rod, a right side cross rod, a connecting plate, a sampling probe, a left side photovoltaic panel, a right side photovoltaic panel, a particulate matter detector, a temperature and humidity detector, a pollutant detector, a lightning rod, an adjustable bracket structure, a display frame structure convenient to disassemble, a movable fixed underframe structure and an adjustable reinforcing frame structure, wherein the left side cross rod and the right side cross rod are installed on the left side and the right side of the connecting base through screws respectively; the connecting plate is mounted at the upper parts of the left side cross rod and the right side cross rod of the connecting base through screws; the sampling probe is mounted at the upper part of the connecting plate through screws; and the left side photovoltaic panel is mounted on the left side of the left side cross rod through screws. A mounting hole is formed in the middle of an L-shaped bracket, so that the L-shaped bracket can be fixed on the ground by penetrating a bolt through the mounting hole when the L-shaped bracket does not need to be moved, and the atmospheric pollutant monitoring equipment can be fixed when the L-shaped bracket does not need to be moved.

The invention provides a multifunctional sandbox simulation device for urban planning. The device comprises a bottom storage frame, a storage outer frame, a storage installation frame, molds, an adjustable lighting dustproof frame structure, adjustable guardrail frame structures, UPS uninterrupted batteries, adjustable anti-skid support frame structures, moving bottom wheels, a tool storage frame,a longitudinal partitioning plate, a protective door, transverse magnet bars, metal pieces, handles and a mosquito attracting and eliminating device, and the storage outer frame is installed at the upper part of the bottom storage frame by screws. According to the multifunctional sandbox simulation device, by setting anti-skid support legs, the improvement of the anti-slip effect when the deviceis in contact with the ground is facilitated, by setting tightening bolts, lateral adjusting tubes and lateral adjusting rods, the adjustment of the length of the lateral adjusting rod inserted into the lateral adjusting tubes is facilitated, therefore, the adjustment of the length between protective fences and the storage outer frame is facilitated, and the adjustment of the overall height of theadjustable lighting dustproof frame structure is facilitated, by setting adjusting bolts, longitudinal positioning tubes and adjusting jacks.

The invention discloses a plastic steel winding pipe butt joint device convenient to disassemble and assemble. The plastic steel winding pipe butt joint device comprises a first plastic steel windingpipe, a second plastic steel winding pipe, external convex lines, bolt holes, fastening screws and EVA foaming plates; the first plastic steel winding pipe is connected with the second plastic steel winding pipe through a first butt-joint snap ring and a second butt-joint snap ring, and the outer side of the first plastic steel winding pipe and the outer side of the second plastic steel winding pipe are both provided with the external convex lines; the EVA foaming plates adhere to the inner side of the first butt-joint snap ring and the inner side of the second butt-joint snap ring correspondingly; the first butt-joint snap ring and the second butt-joint snap ring are arranged at the joint between the first plastic steel winding pipe and the second plastic steel winding pipe in a sleevingmode, and the two ends of the first butt-joint snap ring and the two ends of the second butt-joint snap ring are provided with connection blocks; and the connection blocks are provided with the bolt holes. Through the plastic steel winding pipe butt joint device convenient to disassemble and assemble, leakage of the joint between the first plastic steel winding pipe and the second plastic steel winding pipe can be avoided.

The invention relates to the field of steel structure welding of bus stops, in particular to a welding machine for making steel structure support columns of bus stops, including a clamping mechanism, an abutment mechanism and a welding machine. The clamping mechanism is placed on the ground, and the clamping mechanism An abutment mechanism is provided at the right end of the clamping mechanism, and a welding machine is arranged on the right side of the clamping mechanism, and the welding machine is placed on the ground. The invention adopts the design concept of multiple limit positions, thereby improving the stability of the square column in the clamping state. The resisting mechanism designed in the present invention can support the bottom of the base, thereby avoiding the deflection of the base during welding, and at the same time, the resisting mechanism can exert a certain resisting force on the base The connection tightness between the base and the square column is improved, thereby improving the welding quality between the base and the square column.

The invention provides a concrete vibrator convenient to support and a working method thereof. The concrete vibrator comprises a transverse bottom plate, supporting legs, a tool storage frame, a transverse plate, a junction box, a moving wheel, a driven wheel, an adjustable auxiliary scraping frame structure, a driving motor, a driving wheel, a transmission belt, a vibrating motor, a vibrating rod, a mounting frame, a clamping and fixing frame structure, an angle adjusting fixing frame structure and a buffering support structure. An adjustable bolt nut is in threaded connection with the jointof a top shaft frame and a bottom shaft frame, and the angle between the top shaft frame and the bottom shaft frame can be adjusted conveniently, so that the inclination angle of the vibrating rod isconveniently adjusted. Stainless steel scraping teeth are sequentially welded to the lower portion of the transverse mounting plate from front to back so that concrete with different heights can be subjected to scraping assisting during use; a jacking bolt is in threaded connection with the joint between a scraping rod and the front side of a scraping pipe so that the length of the portion, sleeving a hanging rod, of the scraping pipe can be adjusted, and then the height of the stainless steel scraping teeth can be conveniently adjusted.

The invention discloses a replacement and repair process of a pile top flange of a single pile foundation. The replacement and repair process comprises the following specific steps of A, original flange removal, B, flange pre-installation preparation, C, construction of an inner platform device on the inner side of a flange, D, flange installation, E, flange welding and F, post-welding inspection.A pile driving and stabilizing platform device includes a lower layer platform mechanism, a stand column mechanism, an upper layer hoop mechanism, an abutting mechanism and a platform supporting mechanism. The stand column mechanism is connected with the lower layer platform mechanism and the upper layer hoop mechanism, and the single pile foundation penetrates through the upper layer hoop mechanism from top to bottom and the abutting mechanism is disposed outside the upper layer hoop mechanism and is arranged to abut against the single pile foundation. The platform supporting mechanism is disposed on the end surface of the outer side of the lower layer platform mechanism. The replacement and repair process has the following advantages that the steps are orderly, construction environmenttemperatures and humidity are effectively ensured, safety operation is improved, levelness and flatness of the flange are ensured, and replacement and repair of the flange are ensured to be performedstably and efficiently.

The invention provides an intelligent graphene conductive paste RFID electronic tag production line which comprises a mounting outer frame, a first film roller, a buffer jacking frame structure, a graphene conductive paste storage hopper, a printing roller, an auxiliary scraping plate, an antioxidant storage hopper, an antioxidant feeding pump, an antioxidant feeding pipe, an antioxidant spray head, an ultraviolet lamp, a glue solution adding frame structure and a second film roller. The device comprises a mounting outer frame, a first film roller, a second film roller, a double-film combination auxiliary clamping frame structure, a reinforced cooling frame structure, a wind-up roller, a controller and an alarm, and the first film roller is mounted on the left side of the mounting outer frame; the buffer jacking frame structure is mounted on the left side of the top of the mounting outer frame; and the graphene conductive paste storage hopper is arranged at the lower part of the buffer jacking frame structure. A liquid level sensor is installed on the right side in the glue storage hopper, the height of the liquid level in the glue storage hopper can be conveniently detected during use, and when the liquid level is low, an alarm can be controlled by a controller to give an alarm to remind workers.