68results about How to "Avoid climbing" patented technology

The invention discloses a device for slowing down sloshing of a liquid tank. The device comprises the liquid tank, a linear guide rail sliding mechanism, a combined swash plate device and an automatic springback swash plate device. According to the device for slowing down the sloshing of the liquid tank, a double-sloshing-reduction method is adopted, firstly, the amplitude of the sloshing wave height of the free liquid surface and the kinetic energy of liquid sloshing are weakened in the middle of the liquid tank by means of the automatic rebound swash plate device; liquid sloshing energy is dissipated by means of holes of the combined swash plate device for liquid to enter and exit from the bulkhead, direct action of free surface movement of the liquid on the side wall of the liquid tank is hindered, impact load of liquid sloshing on the bulkhead is reduced, and the phenomena of top rushing and jet flow caused by climbing along the bulkhead are inhibited. Meanwhile, the position of the combined oscillation suppression plate device can be adjusted by means of the linear guide rail sliding mechanism, the energy of liquid oscillation can be dissipated to the maximum extent, meanwhile, the inherent frequency of the liquid tank is changed, resonance can be effectively avoided, and therefore the wave absorption and stabilization effects of the oscillation suppression device can be better exerted.

The invention relates to the technical field of engineering, and discloses an engineering scaffold with a feeding function, which comprises a base, folding frames are hinged to two ends of the base, a working plate positioned on the inner sides of the two folding frames is arranged above the base, a lifting mechanism passing through the folding frames and connected with the working plate is arranged in the base, and a plurality of supporting pieces are arranged at the bottom of the base. A folding frame is arranged on the base, a vertical section of the folding frame is slidably sleeved with a limiting frame, a local lifting mechanism capable of moving up and down is arranged on the working plate, and a limiting mechanism for limiting the limiting frame is arranged in the folding frame. And a worker can be prevented from climbing on the working plate before working, so that the probability of casualties caused by engineering construction of the worker is reduced, and the safety is improved.

The utility model belongs to the technical field of construction hole protection, and particularly relates to a folding type well construction elevator protective door. Comprising a plurality of protective door leaves connected through rotating hinges, the opening and closing directions of the adjacent protective door leaves are opposite, the width of each protective door leaf is equal to the width of an elevator opening / the total number of the protective door leaves, and the protective door leaves located on the two sides are connected with the elevator opening. Wherein the protective door leaf on one side is connected with the elevator opening shear wall through a rotating hinge and a self-tapping screw, the protective door leaf on the other side is connected with the elevator opening shear wall through a lock catch, the lock catch comprises a wall body component and a door leaf component, the door leaf component is installed on the protective door leaf, and the wall body component is installed on the elevator opening shear wall; the problems that when an elevator is used, original protection needs to be disassembled and changed, labor and time are wasted, operation is inconvenient, space is occupied, and follow-up construction is affected are solved.

The invention discloses a high-voltage transmission line iron tower, relates to the field of line iron towers, and solves the problem of easy recovery of pedal rods in climbing of existing line iron towers. The invention comprises: a tower base and four support frames fixedly installed on the top of the tower base in a centrally symmetrical distribution, a guardrail fixedly installed between adjacent support frames, a plurality of support plates distributed at equal intervals installed on the outer side of the support frame, the inner side of the support plate is a hollow structure, and a plurality of pedal rods distributed at equal intervals are arranged on both sides of the support plate; the invention also comprises: a rod collection mechanism for storing and releasing the pedal rods, and the rod collection mechanism is installed on the inner side of the support plate; the invention can swing a plurality of pedal rods outwards through the rod collection mechanism, so as to facilitate the staff to step on and climb, and can store a plurality of pedal rods at the same time, without adjusting the position of the support plate, thereby solving the problem of easy recovery of the pedal rods in climbing, and achieving the effect of facilitating climbing and storing protection.

The invention provides an external assembly type tower crane anti-climbing device, and belongs to the technical field of tower crane anti-climbing. Comprising a plurality of frames, a plurality of mounting plates are fixed to the side faces of the frames, the adjacent frames are perpendicularly arranged, the mounting plates between the adjacent frames are vertically aligned, and the vertically aligned mounting plates are fixedly connected through screws. By arranging the frame, the panel and the round rollers, when the tower body has a certain height and an entrance for entering a control room is located on the side face of the tower body, the fence composed of the frame and the panel is fixed to the periphery of the tower body, and when a person wants to climb the tower body, due to the fact that the surface of the panel is smooth and the feet of the person have no acting points, the person cannot climb the tower body, and the safety of the person is improved. When a person binds a hook on a rope and hangs the rope on the tower body, the person wants to climb the tower body with the help of the rope at the moment, and when the feet step on the panel, the round roller rotates, so that the feet of the person have no leveraging point, the person is further prevented from climbing the tower body, and safety protection for the person is achieved.

The utility model discloses an extension ladder fixing frame of a fire fighting truck, and belongs to the field of fire fighting, the fixing frame comprises a fixing plate arranged on a fire fighting truck body and a fixing assembly used for fixing an extension ladder on the fixing plate; a turnover mechanism is arranged on the fire fighting truck body; the turnover mechanism comprises hinged plates which are symmetrically and fixedly connected to the side of the lower end of the fixed plate, fixed seats which are symmetrically arranged on the two sides of the hinged plates and are fixedly connected to the side of the upper end of the fire fighting truck body, synchronous rods which are fixedly inserted into the two hinged plates and are rotatably connected to the fixed seats, and a driving motor which is fixedly mounted on the fire fighting truck body; the output end of the driving motor is fixedly connected with a shaft rod of the synchronous rod. Through the design of the turnover mechanism, the fixing plate horizontally placed at the top of the fire fighting truck body can be turned over to the side face of the truck body and is in a vertical state, so that the height of the extension ladder is reduced from the roof position to the height which a firefighter can stand, the firefighter is prevented from climbing the roof, and the taking and placing efficiency of the extension ladder is remarkably improved.

The invention discloses a bare conductor insulation coating device, and relates to an insulation coating device. The invention aims to solve the problem that an operator needs to climb to mount an existing insulation coating robot on an overhead bare conductor when the existing insulation coating robot is used, so that inconvenience is brought to the work of the operator. The insulation coating device is easy to operate, the insulation coating device body is hoisted through matching of the hanging arm and the winch unit, an operator can control the insulation coating device body on the ground and conduct follow-up coating work, the operator is prevented from climbing to work, the labor intensity of the operator is relieved, and convenience is brought to insulation coating work of bare conductors. And secondly, in the process that the insulation coating device body continuously gets close to the bare conductor, the bevel edge of the guide plate can guide the bare conductor, so that the bare conductor is accurately positioned on the coating unit, and the insulation coating material is continuously and uniformly coated on the bare conductor. The invention belongs to the technical field of overhead bare conductor insulation transformation.

The application provides a prefabricated transformer substation, which comprises a transformer substation body, the transformer substation body comprises a base, universal wheels are installed on the bottom of the base, the universal wheels comprise a wheel frame and a wheel body, the wheel frame is hingedly installed on the lower part of the base to drive the wheel body to swing up and down, the base is provided with an avoiding structure, the wheel body has a supporting position and a ground-leaving position on the swinging stroke of the wheel body, the wheel frame is provided with a wheel frame locking structure and a wheel frame unlocking structure, the transformer substation body further comprises rolling bodies, the rolling bodies are used for forming rolling drums in cooperation with the wheel body when the wheel body is in the ground-leaving position, and the rolling bodies and the wheel body are correspondingly arranged on each side of the base, so that the projection of the rolling drums on each side of the base in the up-down direction encloses a closed figure. The prefabricated transformer substation can effectively solve the technical problem that animals easily enter the interior of the prefabricated transformer substation to cause damage due to the lack of a protection device in the prior art.

The utility model discloses a building tower crane guardrail with good safety performance, which comprises a plurality of platform-shaped bases, a plurality of rectangular upright posts and a plurality of guardrail frames, guardrail nets are fixedly welded in the guardrail frames, and rectangular insertion blocks are arranged at the upper ends of the center positions of the plurality of platform-shaped bases. The guardrail frame is matched with the first bolt to be fixed in the opening of the U-shaped mounting block, the threaded column on the supporting seat is inserted into the circular hole in the guardrail frame, the supporting seat is inserted into the L-shaped open groove to be matched with the stud to be fixed, the gasket nut is in threaded connection with the threaded column in a sleeved mode, and then the gasket nut and the guardrail frame are pressed and fixed. The guardrail is effectively locked and fixed, the structural stability and the safety performance are improved, a plurality of fixing rods are inserted into circular inserting grooves in a plurality of rectangular stand columns correspondingly, the fixing rods are locked and fixed through second bolts, and two steel wire barbed ropes are fixedly wound around the fixing rods between every two adjacent rectangular stand columns, so that personnel are effectively prevented from climbing the guardrail.

The utility model discloses a caisson outer wall transverse reinforcement hoisting device belongs to port engineering prefabricated component construction equipment technical field, and the device includes fixed base, support structure and hoisting device. Fixed base is detachably connected with caisson inner operating platform, one end of support structure is connected with fixed base, and the other end is cantilevered to the outside, hoisting device is installed in the cantilevered end of support structure to hoist caisson outer wall transverse reinforcement, fixed base is U type steel plate structure, is composed of first steel sheet, second steel sheet and third steel sheet, first steel sheet and third steel sheet extend horizontally and are parallel to each other, the length of first steel sheet is longer than third steel sheet, second steel sheet extends vertically and is vertically connected with the same side end of first steel sheet and third steel sheet respectively, first steel sheet connects support structure, and third steel sheet clamps caisson inner operating platform. The caisson outer wall transverse reinforcement hoisting device provided by the utility model is light, flexible to disassemble and assemble, and has high adaptability, can reduce construction risk and improve efficiency.

The utility model discloses a large-span crane with strong wind resistance, which comprises a support frame, a fixed block fixedly welded on one side of the support frame, a support rod fixedly welded on one end of the fixed block, a protective rod fixedly welded on the upper end of the support rod, and a foot bar fixedly welded inside the support rod. The water tank is fixedly installed on the side face of the supporting frame, the water injection plug is removed to inject water flow into the water tank, and therefore the weight of the bottom of the supporting frame is increased, the wind-resistant strength of the crane is improved, the sealing bolts are rotationally removed to drive the sealing rings to be removed, water flow in the water tank is conveniently discharged, and the crane is conveniently transported. The supporting rod, the foot bar, the protective rod and the ladder stand are fixedly installed on one side of the supporting frame, maintenance personnel can conveniently climb to the upper end of the main beam to maintain the maintenance equipment, the ladder stand is pushed upwards to drive the hook to move upwards, the hook is connected with the foot bar above the supporting rod in a hanging mode, the ladder stand is suspended, and non-maintenance personnel can be prevented from climbing.

The utility model relates to a square waterfall pool structure which comprises a pool, waterfall stones, rockery, fountain nozzles and vegetation. A groove is formed in the square ground, a water pool is embedded in the groove, children can play in the water pool, waterfall stones are arranged on the square ground outside the water pool, the waterfall stones enable water to fall into the water pool from the front side of the waterfall stones through a water storage tank, fountain nozzles and a drainage ditch, and the water storage tank and the water pool are communicated underground to form water circulation. The bottom of the waterfall stone coincides with the edge of the pool to prevent hands and feet of a child from being clamped at the joint of the waterfall stone and the pool, the front side of the waterfall stone inclines forwards and upwards to form a waterfall, rockery is arranged on two sides of the waterfall stone, and the child is not prone to climbing to the waterfall stone through the front side, the left side and the right side of the waterfall stone. Vegetation is planted on the rear side of the waterfall stone, children can be prevented from climbing while the landscape attractiveness is improved, the playability of the square pool can be improved, and meanwhile the safety and attractiveness of the square pool are guaranteed.

The utility model discloses a kind of turnover assembly type tower crane foundation protection plate, it is related to building construction field, including outer fender, inner circle fender and tower crane foundation, the upper surface of the tower crane foundation is installed with tower crane standard section, the outer fender is installed on tower crane foundation surface and located tower crane standard section outside. By eight trapezoidal steel plates of outer fender by bolt connecting piece one and insert structure stacking assembly, then the inner circle fender is stacked into four prism by four L-shaped steel plates, inside closed protection is formed at this time, outer fender covers tower crane foundation periphery, prevent personnel to climb or falling object impact, the standardization design of trapezoidal steel plate and L-shaped steel plate, support quick assembly and disassembly, adapt to different tower crane foundation size, meanwhile, the protection is clearly divided safety area, avoid personnel to enter tower crane work area at will, reduce the risk of high-altitude falling object and mechanical injury, reach the effect of repeatable turnover, save cost.

The utility model provides a retractable safe climbing structure of an aluminum tower, and relates to the field of safe climbing. The retractable safe climbing structure of the aluminum tower comprises a tower body, a ladder stand mechanism and two first rail rods are installed at the front end of the tower body, the two first rail rods are located on the two sides of the ladder stand mechanism respectively, connecting rods distributed in a linear array mode are fixedly connected to the inner walls of the first rail rods, and U-shaped sliding blocks are connected to the first rail rods in a sliding mode. According to the retractable safe climbing structure of the aluminum tower, the first rail rod is arranged, the slidable U-shaped sliding block is arranged on the first rail rod, a worker only needs to wear the assembly and then climbs the ladder stand, a transverse pin rod arranged in the U-shaped sliding block can guarantee the climbing safety of the worker, it is guaranteed that the worker cannot fall off due to errors, and the safety of the worker is guaranteed. Therefore, the using safety of the aluminum tower can be effectively improved, the device is convenient to use and easy to operate, and the using convenience of the safe climbing structure can be effectively improved.

This invention discloses a detachable hydroponic leek cultivation device for turtle ponds, belonging to the field of hydroponic devices. It includes several freely detachable and combinable floating boards, with detachable protective plates installed on the outer sides of the floating boards. The floating boards can be disassembled and reassembled, offering flexible use. The detachable protective plates at the outer edges of the floating boards prevent turtles from climbing in and eating the leeks. The leeks can absorb high levels of nitrogen, phosphorus, and other nutrients from the turtle farming water, removing eutrophic substances. The leek roots release oxalic acid and other organic acids, sulfides, and flavonoids, inhibiting pathogenic microorganisms in the aquatic environment and reducing the incidence of turtle diseases. This invention can not only be used for hydroponic leeks but also for cultivating other suitable hydroponic medicinal herbs and vegetables, and can be reused repeatedly.

The utility model provides a telescopic transformer maintenance stair, and belongs to the technical field of maintenance stairs. The telescopic transformer maintenance stair comprises a control assembly, a telescopic ladder assembly is arranged on one side of the control assembly, the control assembly comprises a mounting base, a motor box is fixedly mounted at the bottom of the mounting base, a control groove is formed in one side of the motor box, and an indicator lamp and a control button are arranged in the control groove. A lock catch is fixedly mounted at the bottom of the inner side of the control groove, a protective cover is hinged to the top of the control groove, a catching groove is formed in the middle of the bottom end of the protective cover, a lock body is fixedly mounted at the bottom of the protective cover, a sliding groove is formed in one side of the mounting base, and a sliding block is slidably connected into the sliding groove. According to the climbing ladder, the situation that a non-professional person starts the climbing ladder to climb can be effectively avoided, safety accidents are avoided, and the climbing ladder has high practical value.

The anti-climbing structure comprises a tower crane frame body, a crawling ladder, an outer side protection plate and an iron closing plate, the crawling ladder is arranged in the tower crane frame body, corner connecting pieces and cable-stayed reinforcing pieces are integrally arranged on the tower crane frame body, the outer side protection plate is inserted between the corner connecting pieces and abuts against the outer side portion of the tower crane frame body, and the iron closing plate is arranged on the outer side protection plate. A fixing bolt I is arranged on the corner connecting piece, an externally-connected rectangular groove is formed in the cable-stayed reinforcing piece, the externally-connected rectangular groove and the outer side protection plate are installed in an inserting and limiting mode, a lug plate base is arranged on the cable-stayed reinforcing piece, a fixing bolt II is installed between the lug plate base and the tower crane frame body, and the iron closing plate is arranged in the tower crane frame body in a hinged mode. And a spring telescopic locking piece is arranged in the iron sealing plate, a plug pin is arranged on the spring telescopic locking piece in a telescopic mode, and a pin hole matched with the plug pin in an inserting and limiting mode is formed in the inner side of the tower crane frame body. The anti-climbing tower crane has the advantages that the anti-climbing tower crane has the anti-climbing function, and the outer side and the inner side of the tower crane are prevented from climbing.

The embodiment of the utility model provides a display panel, and belongs to the technical field of display. The display panel comprises a driving backboard, a pixel definition layer and a light-emitting function layer. The pixel definition layer and the light-emitting function layer are located on the first surface of the driving backboard. The pixel definition layer comprises a plurality of first openings distributed in an array mode, the light-emitting function layer comprises a plurality of light-emitting units distributed in an array mode, and at least parts of the light-emitting units are located in the corresponding first openings. Each light-emitting unit comprises a first electrode, a light-emitting layer and a second electrode which are sequentially stacked on the first surface, and the light-emitting layer comprises a first sub-layer, a light-emitting material layer and a second sub-layer which are sequentially stacked on the first surface. A first groove is formed in the side wall of the first opening, one end, far away from the driving back plate, of the first groove breaks the first sub-layers of the light emitting units, and the broken positions of the first sub-layers are connected with the side wall of the first opening. According to the embodiment of the invention, the problem of abnormal display caused by electric leakage due to too short distance between the first sub-layer and the second electrode is solved.

The utility model discloses an anti-climbing crib, which belongs to the field of cribs and comprises a crib board, a loop bar is fixedly connected to the upper surface of the crib board, a woven mesh is fixedly connected to the bottom of the inner side wall of the loop bar, a protection mechanism is fixedly connected to the middle of the inner side wall of the loop bar, and adjusting rods are fixedly connected to the periphery of the bottom of the crib board. The outer surface of the adjusting rod is sleeved with a sleeve, the bottom of the sleeve is fixedly connected with a damping mechanism, the protection mechanism comprises a folding plate, and the other side of the folding plate is fixedly connected with a connecting block. Through cooperative use of all the devices, the protection function can be added to the baby crib through the arranged protection mechanism, the protection mechanism is pulled upwards or downwards, the protection mechanism is adjusted to the proper height and fixed according to the needed protection height, the applicability can be improved, personnel operation is facilitated, and convenience is improved; and the baby can be prevented from climbing out of the bed, so that the injury caused by climbing and falling can be reduced.

The utility model discloses a municipal road anti-climbing barrier which comprises a barrier plate, the barrier plate stands on a construction occasion site, no less than five anti-climbing structures are installed on the barrier plate, and the anti-climbing structures are distributed at the top of the barrier plate at equal intervals; the anti-climbing structure comprises a round seat, a bolt, a thread groove and a conical nail; the bolt is installed on the round base, the threaded groove is formed in the barrier plate, the conical nail is installed on the round base, and the bolt is connected into the threaded groove in a sleeved mode. In the using process, the bolts on the round bases are screwed into the threaded grooves in the barrier plates one by one, the conical nails on the round bases are installed on the barrier plates, the barrier plates are transported and stand at the proper positions of the construction site for enclosure, and when irrelevant personnel intrude and climb the barrier plates, the effect of pricking the hands is achieved through the conical nails; irrelevant personnel are prevented from climbing the barrier plate, so that the barrier can effectively protect the site.

The purpose of the present invention is to suppress climbing of a bonding material, which bonds an external terminal of a piezoelectric vibrator and a mounting pad of a substrate, to a communication part formed in a second sealing member. The present invention is provided with: a piezoelectric vibrator (3) which is provided with a piezoelectric vibration plate (10) and first and second sealing members (20, 30) that hermetically seal a vibration part (11) of the piezoelectric vibration plate (10), and in which a first external terminal (32a) is formed on a second main surface (302) of the second sealing member (30); a substrate (2) on which a first pad (52a) on which the piezoelectric vibrator (3) is mounted is formed; a solder (H) that joins the first external terminal (32a) and the first pad (52a); and a resin molded portion (5) molded on the substrate (2) so as to cover the piezoelectric vibrator (3), the second sealing member (30) has a through portion (33a1) connected to the first external terminal (32a), a through electrode (33a2) is formed in the through portion (33a1), and the through portion (33a1) does not overlap a line segment connecting a center point (C2a) of the first pad (52a) and a center point (C1a) of the first external terminal (32a) in plan view.

The application relates to a kind of unmanned aerial vehicle service network automatic layout method for complex urban low-altitude environment. Firstly, the urban low-altitude environment is spatially gridded and the height of the obstacle is aggregated. Secondly, by introducing the "detection + gentle climb" strategy and the continuous heading adjustment mechanism, the improved A* algorithm is used to reconstruct the cost function with real physical flight time, and to calculate the shortest safe flight time matrix between each grid node. Finally, a P-median location model is constructed to minimize the weighted total flight time of residents, and the Lagrangian relaxation is combined with the Volume algorithm and local search for efficient solution. The application can quickly solve the optimal layout of unmanned aerial vehicle take-off and landing points in large-scale urban central city without relying on high-performance hardware, and has the advantages of high path smoothness, accurate time estimation, high location efficiency and strong engineering adaptability, and is suitable for the planning and construction of unmanned aerial vehicle service network for ultra-large city low-altitude logistics and inspection.

The invention discloses a wild reptile monitoring device which structurally comprises a supporting device, a control box, a photovoltaic panel and a monitoring camera, the top of the supporting device is fixedly connected with the control box, the photovoltaic panel is installed on the top end face of the control box, and the monitoring camera is fixedly installed on the side end face of the control box; the supporting device is provided with a supporting pipe, a cutting groove, a lifting device, a servo motor and a protection structure, the top of the supporting pipe is fixedly connected with the control box, and the cutting groove is formed in the middle position of the front end of the supporting pipe. In addition, the temperature and humidity monitor can be attached to the ground surface, the temperature and humidity of the ground can be monitored through the temperature and humidity monitor, and the specific living environment of the reptiles can be monitored in real time.

The utility model discloses an anti-climbing device for a transmission angle steel tower, which includes a mounting plate; it also includes a connecting frame and an outer wrapping plate. A first mounting hole is formed on the mounting plate. A first mounting seat is fixedly connected to the outside of the mounting plate, a second mounting seat is fixedly connected to the outside of the first mounting seat, and a second mounting hole is formed on the outside of the second mounting seat. A connecting frame for mounting the outer wrapping plate is arranged on the inner side of the mounting plate. The mounting plate and the connecting frame are bolted through the second mounting hole. A support rod is installed on the inner side of the connecting frame, a mounting block is arranged on the outside of the support rod, and an outer wrapping plate is arranged on the outside of the mounting block; the device of the utility model is installed on the angle steel tower through the mounting plate and the first mounting hole, and the connecting frame, the outer wrapping plate and the guiding plate are installed. When in use, the mounting plate cooperates with the outer wrapping plate and the guiding plate to fully cover the surface of the angle steel, thereby covering the support points and preventing climbing from the inside and outside of the angle steel tower. At the same time, the mounting plate can carry an external blocking structure to comprehensively prevent people and animals from climbing the angle steel tower.

The present application discloses a color filter substrate, a preparation method thereof, and a display panel. The color filter substrate is characterized in that it comprises: a base substrate; a plurality of retaining walls arranged in an array on the base substrate; a pixel unit area disposed on the base substrate and located between adjacent retaining walls; wherein the surface of the retaining wall has a metal film layer, and the metal film layer includes silver. The color filter substrate of the present application can improve light extraction efficiency.

This invention relates to the field of snake-proofing technology, specifically a snake-proofing device for power transmission towers. It includes a power pole, a support body fixedly installed on the outer wall of the pole, and a dispersing assembly. The dispersing assembly is installed on the outer wall of the support body, and a driving assembly is located below the dispersing assembly. The dispersing assembly includes a first rotating ring, a second rotating ring, a track ring, and a driving component. The track ring is fixedly installed on the outer wall of the support body. This invention, through the installation of the dispersing and driving components, can repeatedly push snakes off the power pole. In conjunction with the track ring, the dispersing sleeve and dispersing rod can rotate to push the snake off, increasing the driving effect. During the driving process, the second rotating ring collides with a vibrating block, generating strong vibrations. Since snakes are sensitive to vibrations, the strong vibrations frighten them, causing them to escape, thus preventing snakes from climbing the power pole, ensuring the safety of the power grid, and avoiding large-scale power outages.

This invention relates to the field of centrifugal separation technology, specifically to a cold precipitate centrifugal separation device and its application in the production of instant tea powder. The device includes: a base plate and a centrifugal tank fixed to the base plate, with a cover plate hinged to the top of the centrifugal tank; a filter tank rotatably installed inside the centrifugal tank, the outer circumferential wall of the filter tank having multiple circumferentially equidistant filter holes; a centrifugal assembly connected to the filter tank on the base plate; a rotary feeding mechanism disposed on the cover plate for guiding the cold precipitate into the filter tank for centrifugal separation; and a scraping assembly disposed on the cover plate, with a scraper connected to the scraper. The scraping assembly can control the movement of the scraper to break the continuous adhesive surface of the tea polysaccharide-containing filter cake and guide the material away from the filter tank, preventing the material from being re-adsorbed onto the screen due to residual centrifugal force or airflow disturbance.

The intelligent street lamp with the advertising media display screen comprises a bottom plate and further comprises a fixing base fixedly connected to the top of the bottom plate, a supporting shell is fixedly connected to the top of the fixing base, a moving assembly is slidably connected into the supporting shell, a sliding plate is slidably connected to one side of the supporting shell, and the sliding plate is fixedly connected to the moving assembly. Street lamp frames are fixedly connected to the two sides of the sliding plate, and a display screen is fixedly connected to the front side of the sliding plate. The utility model belongs to the technical field of street lamps, and particularly relates to an intelligent street lamp with an advertising media display screen, which drives the display screen and an illuminating lamp to move through a moving assembly, avoids the climbing of a worker for maintenance, and is convenient for daily maintenance.

The phosphorus pentoxide collecting tank comprises a fixing frame, a tank body is arranged in the fixing frame, a crawling ladder is fixed to the left side of the fixing frame, a rotating rod is arranged above the fixing frame, the outer side wall of the rotating rod is rotationally connected with two fixing blocks, the bottoms of the fixing blocks are fixedly connected with the top of the fixing frame, and the bottom of the fixing block is fixedly connected with the top of the fixing frame. Two rotating blocks are fixed to the position, between the two fixing blocks, of the outer side wall of the rotating rod, and baffles are arranged on the left sides of the rotating blocks. According to the phosphorus pentoxide collecting tank, when personnel need to use a ladder stand, a motor is started, the motor drives a rotating rod and a rotating block to rotate, the rotating block drives a baffle to rotate upwards, in this way, the ladder stand can be opened, the personnel can use the ladder stand, the baffle leans against the top of a fixing frame after rotating upwards, the personnel can walk on the baffle, and the personnel can conveniently move on the device; when the ladder stand is not used, the motor rotates reversely, the baffle rotates downwards to return to the original position, and therefore the ladder stand can be blocked, and irrelevant personnel are prevented from climbing.