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.

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 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.

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 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 provides a detachable environment-friendly equipment pipeline heating device. The device comprises a main body frame, a lifting structure, a butt joint structure, a UPS, a heating frame structure and a water liquid circulating supply frame structure, wherein the heating frame structure comprises two arc-shaped heating plates, a plurality of heat conduction pipes, heat conduction sheets and an environment-friendly equipment pipeline, the butt joint structure comprises two butt joint air cylinders oppositely arranged on the left side and the right side of the main body frame, the driving ends of the butt joint air cylinders are connected with arc-shaped heating plates, the lifting structure is arranged on the main body frame, located below the heating frame structure and used for driving the environment-friendly equipment pipeline to be inserted into the inner side of the heat conduction sheets, the water liquid circulating supply frame structure comprises a water storage tank, a water supply pump, a water supply pipe and a water return pipe, and the UPS is arranged on the main body frame, and the UPS is electrically connected with the heat conduction sheets.

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 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.