53results about How to "Reduce blocking" patented technology

The utility model provides civil aviation security video monitoring equipment convenient to install, which belongs to the technical field of monitoring equipment and comprises an installation seat, a connecting assembly is fixedly installed in the center of the upper surface of the installation seat, a stand column is installed on the connecting assembly, and a camera body is installed at the top of the stand column through an installation assembly. According to the utility model, through the arrangement of the connecting assembly, when the camera body is installed, the installation seat is fixedly installed at the position where the camera body needs to be installed, then the locking bolt is screwed upwards, the locking bolt drives the limiting block to move upwards, then the stand column is grabbed and lifted upwards, and the pin shaft on the stand column slides upwards along the sliding groove, so that the camera body is installed. The vertical column is rotated along the direction of the open slot through the pin shaft until the horizontal height of the bottom of the vertical column is equal to the horizontal height of the bottom of the open slot, so that the vertical column is positioned in the open slot in an inclined manner, and then the camera body is mounted at the bottom of the vertical column through the mounting assembly; and the camera body can be installed at a high position without climbing.

The application provides a welding device for a diesel generator set base, and relates to the technical field of automatic electric arc welding of diesel generator sets. The welding device for the diesel generator set base comprises a storage base plate, a lifting mechanism is arranged on the inner side of the storage base plate, a support frame is fixedly connected to the upper surface of the storage base plate, a lifting assembly is arranged on the inner side of the support frame, a grabbing arm is arranged on the upper end surface of the lifting assembly, a placing rack is arranged on the surface of the storage base plate, a rocker mechanism is arranged on the inner side of the placing rack, a grabbing frame is arranged at the free end of the rocker mechanism, a moving assembly is arranged on the inner side of the grabbing frame, and a grabbing plate is clamped on the surface of the moving assembly. The welding device for the diesel generator set base can clamp the base steel material of the grabbing frame by the grabbing arm, so that the steel material can be combined into a frame. When the base is welded, the steel material does not need to be adjusted and supported, the effect of rapid welding is achieved, and the problem that the position of the steel material is not only heavy but also inconvenient to weld during welding is solved.

The application discloses a kind of mountainous area highway slope rockfall protection equipment, including supporting mechanism;The supporting mechanism includes protection plate, and further include at least one first linear degree of freedom;At least four The protection plate is hinged between each other and is folded mutually;The technology of the application can flexibly unfold and adjust the position, angle and form of protection plate according to actual situation by the design of supporting mechanism, abutting mechanism and carrying mechanism.This makes the protection device can adapt to different shapes of slope and various rockfall angle, improves the overall adaptability.M type of unfolding mode makes impact force more evenly distributed on each folding layer, thereby reducing the risk of damage caused by excessive local stress.This helps to prolong the service life of protection plate, reduces maintenance cost.M type of unfolding mode makes the side with acute angle face the side of mountainous area slope rockfall, this design can better intercept and block rockfall.

The utility model discloses a cement production is with grinding aid flow controller, including the shell, and it is characterized by: the shell is fixedly connected with the feed pipe, the shell bottom fixedly connected with the discharge pipe, the shell is fixedly connected with the air cylinder, the piston rod of air cylinder fixedly connected with the mounting bracket, the mounting bracket is fixedly connected with the stand, and the stand is slidably connected with the shell, and the stand one end fixedly connected with the briquetting, and the briquetting is slidably connected in the shell, and the briquetting is slidably connected with the connecting rod, and the connecting rod one end fixedly connected with the block up, the utility model's beneficial effect reflects: through servo motor control discharge pipe and the opening between block up, and the flow control is more accurate, and the briquetting is arranged in the shell, and the pipe wall residual can be cleaned, and the shell and the discharge pipe internal hopper structure design are not easy to keep, and the reduction is blocked up.

This application discloses a hot air drying oven for metal mesh, belonging to the field of hot air drying technology. It mainly includes a box body; the box body includes a hot air box and a conveying assembly; the conveying assembly includes several conveying rollers for conveying the metal mesh. The key feature is that each of the several conveying rollers is equipped with a guide wheel assembly, which includes a first guide wheel and a second guide wheel; both the first and second guide wheels are provided with a bearing portion and a limiting portion, and the diameter of the bearing portion is larger than the diameter of the conveying roller, while the diameter of the bearing portion is smaller than the diameter of the limiting portion; the bearing portions on the first and second guide wheels are close to each other; by providing the guide wheel assembly, the metal frame in the metal mesh can be placed on the guide wheels, thereby increasing the distance between the metal mesh and the conveying rollers, thus reducing the obstruction and interference of the conveying rollers on the hot air flowing down the metal mesh, thereby improving the uniformity of drying on both sides of the metal mesh.

This invention discloses a load 32 The preparation method of the ultrathin sheet-like chitosan hydrogel applicator of P includes: (1) preparing a chitosan aqueous solution; (2) adding methacrylic anhydride to the chitosan aqueous solution to obtain methacrylated chitosan; (3) preparing a methacrylated chitosan aqueous solution; (4) adding 2-hydroxy-4′-(2-hydroxyethoxy)-2-methylphenylacetone to the methacrylated chitosan aqueous solution to obtain a chitosan hydrogel precursor solution; (5) coating the inner wall of a polytetrafluoroethylene mold with a superhydrophilic coating; (6) adding Na2H 32 PO4 aqueous solution and chitosan hydrogel precursor solution are added to the mold, stirred and then cured by light; (7) the cured hydrogel is taken out and sealed between two layers of transparent tape. This application can prepare an ultra-thin hydrogel applicator, thereby reducing the obstruction of radiation by the hydrogel material itself and enhancing the therapeutic effect of the applicator.

The invention discloses a hydrogen storage tank body and a hydrogen storage device. The invention discloses the hydrogen storage tank body and the hydrogen storage device. The hydrogen storage tank body comprises a hydrogen inlet, a heat exchange medium inlet, a heat exchange medium outlet and a central heat exchange structure, the central heat exchange structure comprises a double-spiral pipe and a straight pipe, the double-spiral pipe relieves the phenomenon that local heat concentration exists on the edge of the structure, and the straight pipe is additionally arranged in the center of the spiral pipe, so that the heat dissipation performance of the central part is improved. The hydrogen storage device comprises a hydrogen storage device body, a plate heat exchanger, a water pump, a hydrogen pipeline system and a circulating water pipeline system, the hydrogen storage device body is mainly composed of twelve hydrogen storage tank bodies, a water inlet, a water outlet, an outer frame and inclined supporting partition plates, and the inclined supporting partition plates can prolong the residence time of water flow in the device. And blocking of water flow in the device is reduced, so that the reduction degree of the flow speed is reduced.

The utility model relates to the technical field of anti-blocking of receiving hoppers, in particular to an anti-blocking receiving hopper which comprises a receiving hopper, a blanking hopper and a transmission cutting mechanism, the transmission cutting mechanism is arranged in the blanking hopper and comprises a cutting disc and a cutting rotating shaft, the cutting rotating shaft penetrates through the blanking hopper, and the cutting disc is arranged on the cutting rotating shaft. A plurality of cutting discs are obliquely arranged on the cutting rotating shaft in the blanking hopper, a cutting angle is formed between the cutting discs and the cutting rotating shaft, the plurality of cutting discs are uniformly distributed on the cutting rotating shaft in the blanking hopper at equal intervals, and the cutting discs between two adjacent cutting rotating shafts are arranged at intervals in a crossed manner; the material receiving hopper has the advantages that materials are prevented from being blocked at the bottom of the material receiving hopper, the service life of the material receiving hopper and related equipment is prolonged, the maintenance and replacement cost of the equipment is reduced, the production downtime caused by equipment failures can be shortened, and the reliability and stability of the equipment are improved.

The invention relates to the technical field of fire-fighting robots, and discloses a fire rescue robot anti-collision structure based on visual feedback. High-pressure water flushing protection mechanisms are arranged on the two sides of the fire-fighting robot. The high-pressure water flushing protection mechanism comprises a U-shaped pipe, control equipment and a plurality of high-pressure nozzles; the fire-fighting robot is further provided with induction equipment. The sensing device monitors the surrounding environment in real time, when obstacles in the advancing direction are detected, high-pressure water flow is sprayed out in advance through the high-pressure spray head for buffering, and surrounding residual fire is extinguished. The high-pressure water flushing protection mechanism can be rotatably stored, a U-shaped pipe of the high-pressure water flushing protection mechanism is composed of a curved pipe and a rotatable straight pipe, and the conversion between a buffering mode and a fire extinguishing mode is achieved by switching a high-pressure spray head and a diffusion spray head. And an anti-collision fence structure is arranged on the periphery and is linked with the spray head to form a water cushion effect to enhance buffering. According to the robot, collision is actively prevented through visual feedback, multi-mode water spraying and anti-collision fence linkage are combined, and the anti-collision capacity and the fire extinguishing efficiency of the robot are remarkably improved.

The utility model provides a cable bridge modular structure connecting and installing device in an electrical vertical shaft, which comprises a frame body, the frame body is of a hollow structure, the size of the frame body is matched with the size of a reserved hole for a cable bridge to penetrate through, and the frame body is provided with a connecting hole; the connecting lugs are arranged around the outer wall of the frame body, the connecting lugs are located on the same plane, and at least one through hole is formed in each connecting lug; and the first fastener is used for penetrating through the through hole to be connected with the floor template. The device is easy to install, after the device is installed, concrete can be poured on a floor formwork, after the concrete is solidified, the device can form a reserved hole without being disassembled, the construction process is simple, the construction technical difficulty is reduced, the processes of secondary formwork erecting, fireproof blocking, root closing-up and the like of the cable bridge are omitted, and the construction efficiency is improved. The construction cost is reduced, and the work efficiency is improved.

The application discloses a method for preparing lithium pre-doped amine coordination manganese iron phosphate precursor from lithium manganese iron phosphate, and belongs to the field of battery recycling. The method comprises the following steps: stirring and reacting lithium manganese iron phosphate battery material with a high-valence iron salt solution and a surfactant, and filtering to obtain filtrate and phosphorus iron residue; mixing the filtrate with a phosphate, adjusting the pH of the solution to 2-6, then mixing with an oxidizing agent A, and adding a mixed solution containing an organic amine compound to perform nucleation precipitation reaction, and aging to obtain the lithium pre-doped amine coordination manganese iron phosphate precursor. The application utilizes the surfactant and the high-valence iron salt to efficiently replace divalent iron under acid-free or weak acid conditions, generates a metal solution containing Li + , Fe 2+ , Mn 2+ , performs oxidation to form nucleation precipitation, adds an organic amine compound to control the morphology of the generated particles in the solution, generates the lithium-doped amine coordination manganese iron phosphate precursor, the reaction condition is mild, the energy consumption in the treatment process is low, and the economic utilization value of a manganese byproduct is improved.

The clamping device comprises a machine frame, a rectangular frame is arranged on the lower side of the machine frame, a first two-way screw rod is rotationally connected into the rectangular frame, strip-shaped openings are formed in the two sides of the upper side of the machine frame, the first two-way screw rod is slidably connected with a pair of moving blocks, and the moving blocks are connected with the first two-way screw rod. According to the technical scheme, the two sets of clamping seats with the adjustable distance are arranged on the upper side of the rack, compared with the prior art, the distance between the clamping seats can be adjusted according to the length of a stainless steel plate, and after adjustment is finished, the clamping seats can be clamped through the strip-shaped seats, so that the clamping seats can be clamped, and the clamping seats can be clamped. And the position of the adjusting base can be fixed, the overall application range is wide, and adjusting operation is convenient.

The utility model discloses a pneumatic type power zero point positioning mechanism and an efficient air blowing assembly, the efficient air blowing assembly comprises a bearing plate, a cylinder and an air outlet pipe, the bearing plate is arranged at the top of a mounting base, the middle of the bearing plate is movably connected with the cylinder, and the side portion of the cylinder is fixedly connected with the air outlet pipe in a penetrating mode; an air outlet end of an air blower is fixedly connected into the air guide groove; the efficient blowing assembly further comprises a U-shaped frame and a motor, the middle of the U-shaped frame is fixedly connected with one end of the motor, and the output end of the motor is connected with an air blower. Air blown out by the air blower can be exhausted through the four air outlet pipes, the air outlet pipes can be driven to rotate by starting the motor, then the air can be blown out in a rotating mode, dust attached to the surface of the installation base can be blown away at the moment, the dust cannot be attached to the surface of the installation base for the second time, and then the cleaning effect is improved. And the mounting base and other parts can be effectively prevented from being affected by dust and abraded.

The application relates to a cleaning device. The cleaning device comprises a frame, a cleaning assembly, a hand lever assembly, a water injection assembly and a switch assembly. The cleaning assembly comprises a cleaning roller which is rotatably connected to the frame. The hand lever assembly is connected to one end of the frame which is away from the cleaning assembly. The water injection assembly comprises a water tank and a hose. The water tank is mounted on the hand lever assembly. One end of the hose is connected to the water tank. The hose is partially arranged in the hand lever assembly and partially arranged in the frame, so that one end of the hose which is away from the water tank can inject water into the cleaning roller. The switch assembly is at least partially mounted on the hand lever assembly to realize the conduction or blockage of the hose.

The utility model relates to the technical field of compressors, in particular to a compressor which comprises a main shaft and a rotating part which are rotationally connected, an oil supply channel is arranged in the main shaft, an outlet of the oil supply channel is located at the end of the main shaft, and one or two of the main shaft and the rotating part is / are provided with an oil guide structure. An oil guide channel is formed at the oil guide structure and communicated with the oil supply channel, the oil guide channel can extend to the radial outer side of the main shaft from the oil supply channel, the oil supply channel can supply oil to the radial outer side of the main shaft through the oil guide channel so as to guarantee that the radial outer side of the main shaft can be continuously and stably lubricated, the structure is simple, the cost is low, and the effect is obvious.

The utility model discloses a lock body surface spraying equipment belongs to lock body processing technical field, include: spraying cabinet, be provided with the notched on the bottom surface inner wall of spraying cabinet, the inner surface of notched is provided with the limit slot, the suspension subassembly is set up in the inner wall of notched, is used for the placement when lock body accessory sprays, in the utility model, through being provided with the suspension subassembly, through the hook, lock body accessory is fixed in the inside of spraying equipment, effectively reduced the block that lock body accessory received in spraying equipment, guaranteed the spraying area of lock body accessory, in the process of spraying, lock body accessory realizes the rotation in spraying equipment under the cooperation of fixed plate, rotary rod, rotary disc and support rod etc. component, also realized autorotation, further guaranteed the spraying evenness of lock body accessory, not only improved the spraying effect of spraying equipment, also improved the spraying quality of lock body accessory.

This utility model discloses a feeding trough structure for a double-push, double-discharge type centrifuge, relating to the field of centrifuge technology. It has the advantage of reducing material adhesion to the inner wall of the feeding trough. The key technical points are: it includes a surrounding plate connected to the centrifuge product chamber via a connector; the surrounding plate is a semi-circular arc plate coaxially distributed with the drum; vertical plates are provided at both ends of the surrounding plate; gaps exist between the surrounding plate and the vertical plates and the outer wall of the drum, and they are distributed directly opposite the discharge port on the drum; and an anti-adhesion lining layer is provided on the side of the surrounding plate and the vertical plates facing the outer wall of the drum.

The utility model aims to provide bamboo cane feeding equipment, which belongs to the field of automatic material conveying equipment and is characterized by comprising a rack, a first-stage feeding component, a second-stage feeding component, a third-stage feeding component, a detection component, a kicking component, a fourth feeding component, a returning component and an outlet guide component. The first-stage feeding assembly comprises a first-stage horizontal feeding mechanism and a first-stage vertical feeding mechanism, and the second-stage feeding assembly comprises a second-stage horizontal feeding mechanism and a second-stage vertical feeding mechanism. According to the bamboo batten feeding device, bamboo battens are placed on the first-stage horizontal feeding assembly and conveyed by the first-stage horizontal feeding assembly, the crossed or overlapped bamboo battens are divided through the first-stage vertical feeding assembly, a small number of bamboo battens are conveyed to the second-stage horizontal feeding assembly, and then the bamboo battens can be regularly conveyed to the third-stage feeding assembly through the second-stage vertical feeding assembly; and then, single-piece queuing waiting of the materials is achieved through the three-stage feeding assembly, the feeding empty window period is shortened, the efficiency is improved, and finally the bamboo strips are conveyed to other equipment at the rear end through the four-stage feeding assembly.

The application discloses a jacking device and a jacking method for a ship roll-on / roll-off device, and relates to the technical field of lifting of a ship roll-on / roll-off device. The jacking device for the ship roll-on / roll-off device comprises a plurality of support tools, a plurality of hydraulic jacking devices and a master control device. The plurality of tool supports are arranged at intervals on the two sides of the roll-on / roll-off device to be jacked up, the tool supports are fixedly connected with the roll-on / roll-off device, and the bottom of each tool support is provided with a positioning structure. The plurality of hydraulic jacking devices are arranged below each tool support, the top of each hydraulic jacking device is matched with the positioning structure, and each hydraulic jacking device is used for jacking up the roll-on / roll-off device. The master control device is used for controlling the synchronous jacking of the plurality of hydraulic jacking devices. The jacking device provided by the application can realize the jacking of the roll-on / roll-off device without welding temporary lifting lugs or opening process holes on the movable deck, effectively reduces the processes of lifting lug welding, removal, repair welding and process hole opening and plugging, significantly reduces the construction workload, and improves the ship manufacturing efficiency.

The utility model discloses a solar intelligent scooter, and relates to the technical field of electric vehicles. The device comprises a bottom plate, two solar panels are fixedly embedded in the surface of the bottom plate, and a protection mechanism is arranged on the surfaces of the solar panels and used for protecting the solar panels; a fixing seat is fixedly arranged on one side of the bottom plate, a top plate is fixedly mounted at the top end of the fixing seat through an adjusting mechanism, the adjusting mechanism is used for adjusting the height of the top plate, a handlebar fixedly penetrates through one side of the top plate, and a plurality of control buttons are fixedly arranged on one side of the handlebar. Solar energy is used for charging, dependence on traditional electric energy is reduced, the scooter is more energy-saving and environment-friendly, electricity can be automatically supplemented when a user goes out in good weather, the endurance mileage of the scooter is effectively increased, endurance anxiety of the user is relieved, protection can be provided for the solar panel in the driving process, abrasion to the solar panel is reduced, and the service life of the scooter is prolonged. The service life is prolonged, and dust is prevented from being attached to the solar panel when the solar panel is idle.

This invention provides a straw-pressing bottle, relating to the field of press container technology. It includes a bottle body, a pressing head at the bottle opening, and a straw connected to the pressing head. A disc-shaped base is fixed to the end of the straw. The diameter of the disc-shaped base is larger than the outer diameter of the straw but smaller than the inner diameter of the bottle body. The bottom surface of the disc-shaped base has a contact surface with a curvature matching the inner surface curvature of the bottle body's bottom. The disc-shaped base has a hollow buoyancy cavity inside, the volume of which is configured to provide buoyancy for the semi-solid material in the bottle, allowing the disc-shaped base to float above the surface of the semi-solid material. The straw is made of a flexible material and has a bending allowance to float with the disc-shaped base. This invention, through the coordinated design of the disc-shaped base and the flexible straw, enables the straw end to automatically follow changes in the liquid level of the semi-solid material, effectively sealing and concentrating the semi-solid material, significantly reducing residue inside the bottle, and improving dispensing efficiency and user experience.

This utility model discloses a novel bladeless fan, including a shell assembly, a centrifugal impeller, a motor, and a base assembly. The shell assembly includes a rear shell, a main shell, and a front shell. One end of the main shell has an air inlet and is detachably connected to the rear shell, while the other end is connected to the front shell. The front end of the front shell has an annular air outlet. A motor connected to the centrifugal impeller is housed within the inner cavity of the front and main shells. A funnel-shaped guide ring is provided inside the air inlet. The larger end of the guide ring smoothly transitions to the air inlet, while the smaller end extends into the guide ring of the centrifugal impeller and is a radially outward-curved arc end. The air inlet end of the guide ring is a radially curved arc end near the back of the smaller end of the guide ring. This utility model ensures that all air from the axial air inlet enters the centrifugal impeller, solving the problem of pressure relief at the air inlet end of the centrifugal impeller. It features an air inlet structure that conceals the interior and prevents debris from entering, providing excellent protection and possessing both design aesthetics and functionality.

This application discloses a high-precision anti-clogging vibratory compactor, comprising a pile body, a vibratory head, a first protective plate, and a water outlet assembly. The vibratory head is connected to the bottom end of the pile body, and the inner cavity of the pile body is hollow. The first protective plate is connected to the outer wall of the bottom end of the pile body along the length of the pile body. A first water channel hole is formed in the inner cavity of the first protective plate, and one end of the first water channel hole communicates with the inner cavity of the pile body. A water outlet hole communicating with the first water channel hole is formed on the bottom surface of the first protective plate. The water outlet assembly includes a sliding column, a connecting block, and a connecting plate. The connecting block is disposed at the bottom end of the first water channel hole, one end of the connecting plate is connected to the connecting block, and the other end is connected to the inner wall of the first water channel hole. The sliding column is slidably disposed in the water outlet hole, and a connecting hole is formed through the sliding column along the axial direction. An elastic element is connected between the bottom end of the connecting block and the sliding column. This application has the effect of ensuring the smooth progress of vibratory compaction construction.

The utility model relates to a kind of spray arm and cleaning machine for cleaning machine, including the body extending along length direction, the body is provided with the flow channel of inside hollow, the body bottom wall is arched to form slag-scraping structure in the flow channel at near end portion, and slag-scraping structure includes the slag-scraping flow channel that gradually inclines downwards from the body end portion to the center, and the lower end of slag-scraping flow channel is formed with the body bottom wall and is inclined to form the slag-scraping port of the width greater than slag-scraping flow channel cooperation.The part of body bottom is arched to form slag-scraping structure in the flow channel, i. e. the concave structure of slag-scraping structure, avoid the interference of other structures under spray arm, it is favorable to improve space utilization;Slag-scraping structure includes the inclined extension of slag-scraping flow channel, and the structure makes slag-scraping water column more concentrated, it is favorable to improve the impact of slag-scraping water column, improve slag-scraping effect;The lower end of slag-scraping flow channel is formed with the body bottom wall and is inclined, to form the slag-scraping port of the width greater than slag-scraping flow channel, can reduce the obstruction to slag-scraping water column, further improve slag-scraping effect.

This invention belongs to the field of computing power scheduling technology, specifically relating to an intelligent analysis box computing power scheduling method and system for quality inspection in industrial production lines. The method includes: determining the static composite basic priority of quality inspection tasks based on business criticality and deadline urgency; monitoring the congestion index of shared resources and generating an adaptive resource priority ceiling by combining the maximum basic priority of related tasks; dividing the resource holding process into preprocessing, core occupation, and post-processing stages, and only increasing the effective priority to the ceiling during the core occupation stage; responding to preemption requests, calculating the dynamic switching cost weighted by the congestion index, and comparing the difference between the remaining time margin of high-priority tasks and the switching cost with the remaining execution time of low-priority tasks to decide whether to preempt immediately or with a delay. This invention can alleviate resource competition bottlenecks, reduce the risk of priority reversal and ineffective switching losses, and improve scheduling efficiency and stability.

The utility model belongs to the technical field of dome valve detection, and discloses a dome valve sealing performance detection device which comprises a rack, an upper mounting seat, a lower mounting seat, a lifting seat, a driving assembly, a lower opening, a placement groove and a storage hopper, an upper opening is formed in the upper mounting seat, an annular seat is arranged at the position, located at the upper opening, of the bottom of the upper mounting seat, and a feeding hopper is arranged at the top of the upper mounting seat; an auger conveyor is vertically arranged on the rack, the feeding end of the auger conveyor is connected with the bottom of the storage hopper, an inclined pipe is arranged at the discharging end of the auger conveyor, and one end of the inclined pipe is located over the feeding hopper. And the auger conveyor is used for upwards conveying the test particles in the storage hopper. The test particles sequentially pass through the upper opening, the annular seat, the dome valve and the lower opening and finally flow back to the storage hopper. And then the dome valve is closed, and whether the test particles continuously fall from the lower opening or not is observed, so that the sealing performance of the dome valve is judged. The sealing performance of the dome valve is evaluated by simulating the actual working condition, and the accuracy of the detection result is greatly improved.

The utility model relates to a blowpipe for forming an air curtain, and belongs to the technical field of devices for air curtains. A blowpipe for forming an air curtain comprises a blowpipe body provided with an air outlet, and is characterized in that a duckbilled structure is mounted on the pipe wall of the blowpipe body; the duckbilled structure comprises an upper plate, a lower plate, a front plate and sealing plates at the two ends, the upper plate, the lower plate and the front plate are spliced in a trapezoidal structure, and an air curtain air opening is formed in the front plate; flow guide plates are mounted at the splicing part of the upper plate and the front plate and the splicing part of the lower plate and the front plate; a wind shielding plate is arranged at the air outlet and located in the air blowing pipe body, and the wind shielding plate is fixed to the inner wall of the air blowing pipe body through a supporting plate. The blowpipe designed by the utility model has the advantages of stable strength of a formed air curtain and long distance.

The invention discloses an ice-resistant structure of an offshore floating type photovoltaic platform. The ice-resistant structure comprises a frame vertical rod; the buoyancy cylinder is fixedly arranged on the frame vertical rod in a sleeving manner; the ice-resistant part comprises an upper hoop, a lower hoop and an ice breaking blade; the upper hoop and the lower hoop are both connected with the icebreaking blade; the icebreaking blades are arranged on the peripheral side of the buoyancy cylinder at intervals in a surrounding mode. The upper hoop is hooped on the frame vertical rod and is positioned above the buoyancy cylinder; and the lower hoop is hooped on the frame vertical rod and is positioned below the buoyancy cylinder. Precise protection can be specifically formed for the buoyancy cylinder of a core force bearing part of the offshore floating type photovoltaic platform, the motion trail of sea ice is effectively changed, the direct pushing effect of the sea ice on the buoyancy cylinder is weakened, the damage risk of the sea ice on the platform buoyancy cylinder is reduced, and the service life of the platform in a high-latitude cold region sea area is guaranteed. And the blocking and disturbance of the structure to waves are reduced, so that the wave load borne by the ice-resistant structure is reduced, the fatigue damage caused by the waves to the structure is relieved, and the service life is prolonged.

The application discloses a water quality purifying device for water body treatment, and relates to the technical field of water quality purification, which comprises a water quality purifier arranged in a river channel, wherein the water quality purifier comprises two groups of first frame bodies and second frame bodies arranged in parallel and symmetrically; the first frame bodies and the second frame bodies are fixedly connected through two groups of connecting frames arranged in parallel and symmetrically; the first frame bodies, the second frame bodies and the connecting frames enclose a purifier frame; wherein a plurality of groups of biological filler supports are arranged in an array mode in the purifier frame; an adjusting module is further arranged in the purifier frame, and the adjusting module is used for adjusting the spacing of the biological filler supports; the spacing of the biological filler supports of each layer can be adjusted in real time through the adjusting module, so that the spacing of the biological filler supports of each layer is larger; therefore, the water flow can flow in the gaps between the biological filler supports, the blocking of the water flow by the biological filler supports is reduced, the stability of the water quality purifier in the river channel is improved, and the water quality purifier is prevented from being washed away or washed out.