115results about How to "Convenient supplement" patented technology

The utility model discloses a kind of lining blanking machine for square tube lining plate welding, belong to welding auxiliary equipment technical field, the blanking machine mainly includes storage rack and push mechanism, storage rack is formed by first carriage, second carriage and the connecting end plate of both ends, form a slightly wider lining blanking passage, for horizontal stacking lining plate, push mechanism is fixed in storage rack bottom end side, its execution end is aligned with the lowermost lining plate of blanking passage, by cylinder driving connecting rod and L type poking piece mechanism, the lowermost lining plate is horizontally pushed out;Upper lining plate is automatically dropped to supplement under the action of gravity in succession, the utility model realizes the automatic, continuous, accurate blanking of lining plate, effectively improve the automation degree and production efficiency of square tube lining plate welding, reduce manual operation intensity and security risk.

The invention relates to the technical field of intelligent fire fighting, and discloses an unattended indoor fire-fighting robot which is characterized in that the discharge end of one side of a pressurizing box is connected with a fire extinguishing nozzle, the other side of the top of a mounting plate is provided with a monitoring box, and the bottom of the monitoring box is provided with a monitoring instrument for fire monitoring; according to the fire extinguishing device, the limiting winding box is driven by the threaded seat to rotate, winding and unwinding of the traction cable are achieved, the rotating pipe automatically deflects to the horizontal position under the dead weight by unwinding the traction cable, fire extinguishing dry powder is conveyed into the rotating pipe, the fire extinguishing dry powder is evenly distributed to a fire extinguishing area through the distribution holes, and the fire extinguishing effect is improved. The fire extinguishing dry powder is sprayed to the fire extinguishing position in a circumferential distribution mode by combining rotation of the rotating pipe, so that the fire extinguishing dry powder can surround the fire position in a cylinder shape, the use effect of the fire extinguishing dry powder is improved, the actual fire extinguishing isolation area is expanded, the fire area is rapidly isolated, fire spreading is prevented, and loss is reduced.

This utility model relates to the field of mechanical engineering technology, specifically a self-lubricating guide wheel assembly structure, including a wheel frame. A bearing is located in the center of the wheel frame, and a wheel body is rotatably mounted on the outer side of the bearing. Annular grooves are formed on both sides of the center of the wheel body. Guide channels are formed around the perimeter of the upper part of the center of each of the two annular grooves. A cover plate is provided on one side of the center of each of the two annular grooves, and a sealing ring is fixedly installed on one side of each of the two cover plates. An oil injection hole is penetrated through one side of the center of each of the two sealing rings. This utility model stores grease in the annular grooves and uses centrifugal force to precisely deliver grease to the connection between the wheel and the bearing through the guide channels, achieving continuous self-lubrication of the bearing friction surface. The structure of the oil injection hole and plunger allows for grease replenishment without disassembling the wheel, significantly reducing maintenance costs. Simultaneously, the dual protection of the dust cover and sealing rings ensures the cleanliness and stability of the grease, significantly extending the service life of the wheel assembly.

The present application relates to the technical field of hydraulic engineering and river dynamics, and discloses a bed sand gradation file splicing method and device, an electronic device and a storage medium, the method comprising: determining a region to be studied, dividing the region to be studied into a plurality of grids, and layering the grids according to a preset step size downward along the ground surface to obtain a plurality of regional nodes; acquiring bed sand gradation data collected at different depths in different geomorphic regions in the region to be studied; mixing the bed sand gradation data of different depths in different geomorphic regions according to the preset step size to obtain bed sand gradation data of different layers in different geomorphic regions; and matching bed sand gradation data for each regional node according to the type of the geomorphic region corresponding to each regional node and the layer in which each regional node is located to obtain a bed sand gradation file for the region to be studied. The present application splices bed sand gradation files of different geomorphic types, thereby quickly generating a complete bed sand gradation file suitable for a two-dimensional water and sediment model.

The invention relates to the technical field of pile foundation construction, in particular to a pile foundation air bag pressure sectional type inflation device and a construction method thereof.The device comprises columns installed at the bottom and the side of a pile foundation and pressure air bags arranged at the bottoms of the columns; the inflation main pipe penetrates through the top of the column body and is connected with the pressed air bag through a pressure supporting structure; the sectional type inflation structures are arranged in the side wall of the column body side by side and connected between the pressed air bag and the inflation main pipe, and the problems that in the prior art, the dynamic pressure problem faced by a pile foundation in the construction process is not effectively solved, and under most conditions, existing supporting measures cannot adapt to the change of soil layer stress in real time, and the construction cost is lowered are solved. The problems that the bearing capacity of a pile foundation is reduced due to the fact that the existing air inflation device is used for inflating the pile foundation, and when a traditional air inflation device deals with complex pressure changes, the traditional air inflation device can only achieve an overall air inflation state and lacks adaptive adjusting capacity for local stress changes, so that the pile foundation is prone to being affected by uneven stress, and the structure failure risk is increased are solved.

This invention discloses a nasal topical medication application system, relating to the technical field of nasal topical medication application devices. To improve the medication application effect, the device includes a receiving bottle with a dispensing section at its top. Delivery pipes are fixed to the inner walls of both sides of the top of the receiving bottle via fixed supports. The delivery pipes are located at the center of the inner side of the dispensing section, and an airflow channel is provided between the delivery pipes and the dispensing section. The system includes the aforementioned medication application device, as well as a nasal topical medication formula and a preparation method for the formula. The formula includes the following components: seawater and purified water. This invention features a stirring mechanism. The user can press the connecting rod to apply an axial force to the rotating column. The sliding ball and the spiral groove form a sliding engagement, causing the rotating column to rotate, which in turn drives the stirring part to rotate, achieving stirring and avoiding uneven mixing of the drug components, thus improving the medication application effect.

A fireproof separation structure of a commercial facility in a public building comprises stand columns arranged on the two sides of the commercial facility, and a transverse rod is arranged between the two stand columns. The fireproof roller shutter is rotationally connected to the stand column and comprises a rotating shaft and a shutter body, and the shutter body is wound on the rotating shaft; the equipment platform is slidably connected to the stand column, and fire extinguishing equipment is arranged on the equipment platform; the protective cover is arranged at the top of the cross rod; a nozzle is arranged at the front end of the protective cover; the limiting mechanism is arranged at the front end of the transverse rod and makes contact with the bottom of the curtain body. And the linkage mechanism is arranged between the rotating shaft and the equipment platform. When no fire occurs, the equipment platform is located above the first sliding way, the fire extinguishing equipment is stored in the roof of the building at the moment, therefore, the commercial building space is saved, when the fire occurs, the equipment platform moves downwards to enable the fire extinguishing equipment to fall down, and fire extinguishing materials can be conveniently supplemented for firefighters.

This utility model relates to the field of agricultural planting, specifically disclosing a soilless cultivation rack, including a cultivation rack mechanism; the cultivation rack mechanism includes a cultivation rack assembly and a circulating water assembly; the cultivation rack assembly includes a cultivation tube, the cultivation tube having several cultivation holes, one end of the cultivation tube being fixedly connected to a water inlet pipe, and the other end of the cultivation tube being fixedly connected to a water outlet pipe, both the water inlet and outlet pipes being fixedly installed with solenoid valves; this utility model achieves separate storage and supply of nutrient solution by setting up an upper water tank and a lower water tank. The upper water tank is used to store new nutrient solution and is equipped with a nutrient replenishment port for convenient and precise addition of nutrients; the lower water tank is used to recycle used nutrient solution, which is filtered through filter pipes to reduce the accumulation of impurities, and can be transferred to the upper water tank after passing testing to avoid damage to plants.

The utility model relates to the technical field of clinical examination instruments, and provides a small full-automatic blood type analyzer convenient to transport and install, which comprises a cabinet body, a workbench arranged in the cabinet body, a cabinet door arranged on the cabinet body corresponding to the workbench, and a sample adding module suspended above the workbench, a suction head carrying frame, a reagent carrying frame, a diluent carrying frame, a uniform shaking and refrigerating unit and a gel carrying frame are arranged on the working table in the length direction of the working table; a heating module, a puncture module, an interpretation opening and a waste clamping groove are arranged behind the gel carrier, an interpretation module is fixed to the position, close to the interpretation opening, of the back face of the workbench, a centrifugal module is arranged behind the heating module, the upper portion of the centrifugal module is connected with the workbench in a clamped mode, and the lower portion of the centrifugal module extends to a bottom plate of the cabinet body and is fixed to the bottom plate of the cabinet body. According to the scheme, by optimizing the layout of the workbenches and cooperation among the modules, the requirements of scenes such as primary medical treatment and mobile detection for portability and reliability of equipment are met.

The invention belongs to the technical field of silicone oil supply devices, and particularly relates to a double-tank linkage type car lamp coating silicone oil automatic supply device which comprises a large vacuum tank body and a small vacuum tank body. A pipeline assembly is fixed and communicated between the top end of the large vacuum tank body and the top end of the small vacuum tank body; one side of the top end of the large vacuum tank body is fixedly connected with a single floating ball liquid level meter, and the other side of the top end of the large vacuum tank body is provided with a silicone oil injection flange and a pipeline sealing seat I; whether the volume of injected silicone oil is full or not is observed through the first sight glass, the first pipeline sealing seat is used for connecting the first pipeline and the second pipeline, and the pneumatic baffle valve is automatically opened and filled with atmosphere or nitrogen when the silicone oil flows from the large vacuum tank to the small vacuum tank, so that the pressure of the large vacuum tank is larger than that of the small vacuum tank. And the liquid silicone oil flows into the small vacuum tank body with the small pressure intensity from the tank body with the large pressure intensity.

The invention belongs to the technical field of smoke gun equipment cooling, and particularly relates to an automatic detection and real-time temperature control cooling system for smoke gun equipment, which comprises a shell, a cooling circulation pipeline, a temperature detection module, a flow detection module, a shunting regulation and control module, a refrigeration module and an industrial control computer. All the function modules are installed in the machine shell, the industrial control computer is in signal connection with all the modules, and data receiving and operation control are achieved. The cooling circulation pipeline completes cooling water circulation supply, the temperature detection module monitors the temperature of a key node, the flow detection module obtains the cooling water flow in real time, the flow division regulation and control module adjusts the water flow path and flow distribution, and the refrigeration module cools the cooling water. The system can accurately control the temperature of the smoke gun equipment, ensures that the smoke gun equipment works in an optimal operating temperature range, improves the efficiency and service life of the equipment, quickly responds to temperature abnormity, and ensures stable product quality.

The utility model relates to the technical field of feeding devices, and discloses a multi-section metering feeding device for an injection molding machine, which comprises a first feeding cylinder and a second feeding cylinder, feeding components are arranged in the first feeding cylinder and the second feeding cylinder, the left side of the first feeding cylinder penetrates through and is fixedly connected with a blanking cylinder, and the left side of the blanking cylinder is fixedly connected with a feeding cylinder. A supporting plate is fixedly connected to the right side of the top of the second feeding barrel, the top of the second feeding barrel penetrates through and is fixedly connected with a feeding barrel, the top of the feeding barrel is rotationally connected with a feeding box, a lifting assembly is connected to the top of the supporting plate, the exterior of the lifting assembly is connected with the right side of the feeding box, and a storage box is arranged above the feeding box; and a material level sensor is fixedly connected into the material storage box. According to the utility model, the feeding speed can be independently controlled in each stage through two stages of feeding processes, and raw materials can uniformly and stably enter a charging barrel of the injection molding machine according to set requirements through accurate control on different stages.

The utility model discloses a semiconductor refrigeration system which comprises a cooling liquid circulation loop, a liquid storage pool which is used for monitoring the liquid level of cooling liquid and is convenient to add the cooling liquid is connected to the cooling liquid circulation loop in series, and cooling media are supplemented timely and conveniently without dismantling any pipeline or connector or even in a non-stop state. High heat transfer efficiency, small temperature fluctuation and operation safety and stability of the system are ensured; the transparent liquid storage pool and the liquid level window on the side wall are convenient for a user to directly observe the liquid level change in the loop; the liquid storage pool is provided with a first liquid level sensor, and when the liquid level is lower than a normal value, an alarm is given to remind liquid supplementation; a liquid adding opening of the liquid storage pool is closed through the exhaust valve to prevent external pollutants from entering, and pressure is released in advance during liquid adding to prevent a cooling medium from splashing; and when the limited liquid level is exceeded during liquid supplementation, the second liquid level sensor prompts to stop liquid supplementation in time, so that the leakage of the cooling medium is prevented, and the convenience and safety of liquid supplementation are improved.

The utility model discloses a vending device for vacuum-packaged prefabricated dishes, which belongs to the technical field of vending machines and comprises a shell frame, and a food making component, a food delivery component, a machine maintenance window, a food outlet, a payment window and a food ordering screen are mounted in the shell frame. The food making assembly comprises a bag opener, a squeezer, a heater and a fetching clamp which are sequentially arranged from bottom to top, the food delivering assembly comprises a dinner plate storage box and a food delivering device, a plurality of dinner plates are stored in the dinner plate storage box, the food delivering device is provided with a fixed part and a sliding part, and the fixed part and the sliding part are connected with each other. The fixing part is installed on the side wall of the shell frame and located below the bag opener. According to the selling device for the vacuum-packaged prefabricated dishes, a plurality of functional assemblies such as food conveying, meal making and meal delivering are integrated, all the assemblies are matched with one another, automation of the whole process from storage, conveying, making to meal delivery of the prefabricated dishes is achieved, manual intervention is greatly reduced, and the manual maintenance frequency and cost are reduced.

This invention discloses an intelligent stem injection device for the transformation of Avicennia marina stands, comprising a medicine bag support device detachably and fixedly installed on the trunk of Avicennia marina; the medicine bag support device includes a medicine bag, a weighing device, a controller, and a medicine bag box; the weighing device is installed at the bottom of the medicine bag box, the medicine bag is placed in the medicine bag box and placed on the weighing device, the weighing device is communicatively connected to the controller, and the top of the medicine bag box is covered with a sealing lid; at least two needles are inserted at intervals into the base of the Avicennia marina trunk and are connected to the medicine bag through conduits; and a mobile intelligent device is wirelessly communicatively connected to the controller. This invention has the advantages of easy fixation of the medicine bag and stable and continuous delivery of medicine to the trunk of Avicennia marina.

This invention discloses a casting process for high-strength ductile iron, relating to the technical field of cast iron materials and casting processes. The process includes the following steps: S1, preparing a sand mold, and sequentially forming a sulfur-blocking layer, a diffusion-regulating layer, and a slow-release post-inoculation layer on the surface of the mold cavity to obtain a mold with a gradient reaction coating; S2, melting the base iron, and subjecting the base iron to spheroidization treatment and a primary inoculation treatment to obtain spheroidized iron to be poured; S3, pouring the spheroidized iron to be poured into the mold with the gradient reaction coating, allowing the slow-release post-inoculation layer to contact the spheroidized iron to be poured and release interfacial inoculation active particles; the surface coating of the mold is designed as a gradient structure of a sulfur-blocking layer, a diffusion-regulating layer, and a slow-release post-inoculation layer, so that sulfur blocking, diffusion blocking, and interfacial post-inoculation are spatially partitioned and temporally coordinated, avoiding premature reaction and inoculation failure caused by simple mixing of sulfur-blocking powder and inoculator.

This utility model belongs to the field of sports equipment technology, specifically relating to a Go (Weiqi) game record-keeping device. It includes a mobile platform with a Go board at its lower end. A mounting section is fixedly connected to the lower end of the mobile platform, capable of discharging incoming Go pieces onto the upper part of the Go board according to a predetermined game record. The mounting section includes a mounting frame, a docking seat, a pushing seat, an electromagnetic push rod, and a monitoring probe. The middle part of the mounting frame is fixedly connected to the lower end of the mobile platform. The docking seat is fixedly located at both ends of the mounting frame. One end of the pushing seat is slidably disposed inside the docking seat. The electromagnetic push rod is fixedly connected to the interior of the mounting frame, and its output end is fixedly connected to the other end of the pushing seat. The monitoring probe is fixedly connected to the lower end of the mounting frame. This utility model moves on the upper part of the Go board and arranges the Go pieces sequentially onto the board according to the game record positions. It also allows for convenient replenishment and replacement of Go pieces, enabling rapid deployment.

The utility model relates to a variable pitch mechanism, paddle hub assembly, rotor mechanism and aircraft, relate to aircraft technical field to solve the problem of complex, inconvenient maintenance or lubrication management complex of multi-bearing combination assembly in the prior art. The utility model's variable pitch mechanism, including variable pitch hinge support piece, paddle clip shell and transmission assembly, transmission assembly sets up between variable pitch hinge support piece and paddle clip shell, transmission assembly includes tapered roller bearing and bearing lubrication passageway, bearing lubrication passageway provides lubricating oil to tapered roller bearing, and tapered roller bearing provides axial and radial collaborative load for the relative motion of variable pitch hinge support piece and paddle clip shell. The utility model passes through tapered roller bearing, effectively deals with the composite load produced in the variable pitch process, and bearing lubrication passageway can continuously provide lubricating oil to tapered roller bearing, reduces friction loss, prolongs bearing service life, and improves the operation stability and reliability of variable pitch mechanism.

The application provides a pulsator washing machine with integrated top cover automatic feeding and embedded box body, which comprises a box body, an inner-outer drum assembly arranged in the box body, a top cover fixedly connected to the upper end of the box body, a rectangular opening arranged in the middle of the top cover, rounded corners arranged at the four corners of the rectangular opening, an arc-shaped recess arranged from the edge of the top cover to the rectangular opening, a door cover rotatably connected to the back of the box body, a protrusion arranged at the bottom of the door cover and matched with the upper part of the top cover, an automatic module, a computer board, a water level sensor and a safety switch fixedly connected to the lower end edge of the top cover, and the automatic module comprising a liquid storage box and a water inlet valve, wherein the liquid sent from the liquid storage box and the water inlet valve flows to the inner-outer drum assembly. After containing the automatic pumping washing liquid structure, the whole structure is compact, simple and beautiful.

This utility model provides a modular turtle rearing box, relating to the field of aquaculture technology. It includes a rearing box with a rubber pad on its inner wall and a transport assembly inside. The transport assembly includes a water tank welded to the inner edge of the rearing box, a drainage pipe connected to the bottom of the water tank, and a protective cover connected to the top slot of a cross-shaped partition. By setting up the water tank and drainage pipe, sufficient and evenly draining water is ensured during transportation, keeping the turtles in a humid environment. The cross-shaped partition divides the device into four compartments, allowing one turtle to be placed in each compartment, thus separating the turtles and preventing accidental collisions or attacks during transport. The protective cover seals the device, preventing the turtles from climbing out and suffering unnecessary damage during transport. A feeding trough facilitates easy and quick refeeding.

The utility model relates to a visual beer brewing boiling pot, which comprises an air box which is arranged on the outer side of a cavity and is provided with an air cavity, a heat exchange pipe which is arranged in the box wall of the air box, and a communicating pipe which is connected with the heat exchange pipe and the cavity, an air inlet pipe which is communicated with the air cavity and an inner cavity of a tank body is arranged on the inclined bottom wall of the tank body, and a one-way pressure valve is arranged on the air inlet pipe. A first piston is connected into the air cavity in a sealed and sliding mode, and the tank body is further provided with an air release switch which is located above the liquid level and communicates with the inner cavity of the tank body and the cavity. During use, steam enters the cavity through the deflation switch and enters the heat exchange pipe through the communicating pipe to heat air in the air box, the air in the air box is extruded by the first piston after the air in the air box is heated, so that the pressure of the air in the air box is greater than the air pressure in the tank body; therefore, the part of air enters the tank body through the one-way pressure valve, and the air flows from bottom to top so as to realize the stirring effect.

The invention relates to the technical field of air compressors, in particular to an integrated oil-gas separation and cooling air compressor which comprises a base, an oil-gas cooler arranged at the upper end of the base, an oil-gas separation tank, an air compressor body and a filter mounting seat. The air compressor body is provided with an air inlet, an oil liquid inlet and an oil gas output port. The oil-gas cooler is fixedly provided with an oil-gas outlet and an oil-gas inlet; an oil-gas input port, an oil liquid output port and a compressed air output port are fixedly formed in the oil-gas separation tank; an oil-gas filter and an oil liquid filter are further arranged at the upper end of the filter mounting seat, a driving motor is fixedly connected to the upper end of the oil-gas separation tank, an air compressor body is further arranged on the oil-gas separation tank, the output end of the driving motor is fixedly connected with the air compressor body, and an oil-gas output port is connected with an oil-gas input port; the oil liquid output port is communicated with the oil-gas inlet, and the oil-gas outlet is communicated with the oil liquid inlet through the filter mounting seat.

The utility model discloses a kind of reducer of radial force double support output structure, including reducer body, the bottom of reducer body is fixedly connected with base, the front end center of reducer body is equipped with opening, and opening place protrudes with the shaft lever that can rotate, the front of reducer body is equipped with output mechanism, output mechanism includes box, and the front end of reducer body is fixedly connected with the rear end of box;By setting two groups of herringbone gear structure, since the axial force and radial force of bearing exist mechanical coupling relationship, therefore herringbone gear can indirectly affect the balance of radial force through its symmetric design, the axial force generated by its double helix structure can be mutually cancelled out, to reduce the axial load of bearing, the balance of this axial force indirectly reduces the stress pressure of radial bearing, to reach the effect of resisting radial force, not only further improve the service life of reducer, while also improve the stability of bearing overall structure.

The utility model discloses a surface rust cleaning device for sheet metal part processing belongs to sheet metal part processing technical field, the utility model discloses a rust bin, spray tank, waste collection groove, moving track, rust platform, gear assembly, sand blasting subassembly and sand material pipeline. Rust bin constructs operation space through bin body shell, spray tank placing rack, bin mouth door, waste outlet and dentate track groove, spray tank adapts placing rack, and sand material pipeline is the feeding for sand blasting subassembly, and waste collection groove receives the residue that waste outlet discharged, and moving track carries three rust platforms, and is driven by gear assembly, moves in dentate track groove, sand blasting subassembly is distributed on the rust platform top, and the spray head carries out sand blasting rust to the sheet metal part fixed on the platform fixed plate. The device realizes sheet metal part automation, multi-station rust cleaning, effectively improves rust cleaning efficiency and quality, reduces manual operation, reduces labor intensity, and is convenient for waste collection and processing, has good practicality and environmental protection.

The utility model relates to the technical field of conveying and supporting devices, in particular to an extrusion conveying and supporting device based on an MPP cable protection pipe, which comprises a supporting frame, a V-shaped fixing seat is fixedly connected to the top end of the supporting frame, and supporting and conveying assemblies are fixedly welded to two sides of the V-shaped fixing seat; the supporting conveying assembly comprises a supporting cylinder, supporting ribs are fixedly connected to the inner side of the supporting cylinder, a spherical seat is fixedly connected to the inner sides of the supporting ribs, a supporting ball head is rotationally connected to the center of the top of the spherical seat, a cleaning mechanism is fixedly connected to the outer side of the top of the spherical seat, and the surface of the cleaning mechanism is sleeved with a contraction ring mechanism. According to the MPP cable protection pipe conveying device, through the arrangement of the supporting conveying assembly, the cleaning mechanism and the contraction ring mechanism, sharp chippings on the surface of a supporting ball head can be effectively cleaned, abrasion is reduced, the service life of the device is prolonged, and stability and accuracy of an MPP cable protection pipe in the conveying process are guaranteed.

The utility model relates to the technical field of mold processing, in particular to a cooling heat dissipation mechanism for plastic mold processing. Comprising a frame body, a connecting guide plate is fixedly arranged on one side of the frame body, connecting lug plates are fixedly arranged on the two sides of the connecting guide plate, fastening bolts are arranged on the connecting lug plates in a penetrating mode, a heat conduction container is fixedly connected to the center of the frame body, a cavity is formed in the heat conduction container, and the cavity is filled with cooling liquid; a plurality of evenly-arranged cooling fins are fixedly arranged on one side of the heat conduction container, the top end and the bottom end of the frame body are each fixedly provided with a pair of connecting arms, and a rectangular open groove is formed in one end of each connecting arm. The utility model aims to solve the technical problem that the maintenance operation is influenced due to the fact that a mould frame is easily overheated in the processing process of a plastic mould.

A self-heating steam generator with an emergency discharge function includes a self-heating unit. The self-heating unit includes a self-heating container for storing fluidic active materials and reaction fluids, serving as a reaction chamber. The self-heating container is characterized by a discharge port for discharging the reaction fluid, and a discharge device located at the discharge port for opening and closing the port. The discharge device includes a discharge button and a discharge valve. The discharge valve is located at the discharge port. The discharge button is exposed or embedded in the self-heating container and is connected to the discharge valve via a connector, used to control the opening and closing of the discharge valve by pressing the discharge button. This self-heating steam generator with an emergency discharge function stops the exothermic reaction in an emergency.

This utility model relates to the field of air pollution control technology and discloses an air pollution control device, including a base. Universal wheels are symmetrically and fixedly connected to the bottom of the base. A push handle is fixedly connected to the top of the base near the left side. A swing mechanism is located on the bottom of the base near the right side. A water spraying mechanism is located on the top of the base. The swing mechanism includes a fixed rod, which is symmetrically and fixedly connected to the top of the base near the right side. The swing mechanism is driven by a first motor, which coordinates the operation of a crankshaft, crank arm, hinge frame, and moving column, causing the atomizing nozzle on the rotating shaft to swing back and forth. This design overcomes the limitations of traditional fixed spraying, expands the coverage area of ​​the water mist, and allows the water mist to contact pollutants in the air more comprehensively and evenly, effectively adsorbing dust, particles, and other pollutants, thus improving the efficiency of air pollution control.

The invention discloses an improved foliage dressing device for soybean field planting, which structurally comprises a spraying device, supporting legs, wings, a warning lamp and a machine body, when the improved foliage dressing device is used, a pesticide storage assembly is mounted at the lower end of the machine body, and the pesticide storage assembly and the machine body are fixedly mounted together through a hoop piece, so that the pesticide storage assembly can be more stably fixed below the machine body; meanwhile, people can conveniently detach the medicine storage assembly from the machine body so that people can timely supplement medicine liquid into a medicine storage barrel, a chuck installed on the medicine storage assembly and a spraying assembly are installed together through a movable rod, the spraying assembly is communicated with the medicine storage assembly, and the spraying assembly and the medicine storage assembly are matched to achieve the spraying effect; and pesticide liquid can be effectively sprayed on soybean leaf surfaces.