33results about How to "Reduce cleanup costs" patented technology

This utility model discloses a highway bridge with convenient drainage, comprising a beam body and concrete and asphalt layers arranged sequentially from bottom to top on the beam body. Drainage ditches are provided on both sides of the beam body, with a filter layer at the top of the drainage ditches. A water collection trough of a certain height is reserved above the filter layer. Multiple drainage holes are spaced along the length of the bridge on the filter layer, with filter plugs inside the drainage holes. A drain pipe is provided at the bottom of the drainage holes, with the outlet of the drain pipe extending to the pier foot and connecting to a collection pool. This utility model has a simple structure, high ease of construction, short construction period, and low construction cost. It ensures good drainage effect and is very easy to clean, greatly reducing cleaning costs. The addition of a rainwater collection pool at the pier foot of the highway bridge enables rainwater recycling, which is environmentally friendly and prevents foundation corrosion at the pier foot, thus improving the service life of the bridge.

The utility model discloses a closed-cell sound insulation sponge gradient pressure foaming preparation device which comprises a foaming barrel, the top surface of the foaming barrel is fixedly connected with a mounting frame, the foaming barrel is rotatably connected with a rotating rod, the rotating rod is rotatably connected with the mounting frame, the rotating rod is slidably connected with a pressure plate, and the pressure plate is fixedly connected with the foaming barrel. A block-shaped stirring rod is connected to the rotating rod in a sliding mode, a discharging valve is arranged on the foaming barrel, the foaming device further comprises a stirring assembly and a moving assembly, the stirring assembly is used for stirring a sponge material in the foaming barrel, and the moving assembly is used for driving the block-shaped stirring rod to move up and down in the foaming barrel. By arranging the stirring assembly and the moving assembly, sponge materials in the foaming barrel can be stirred in multiple directions, the mixing uniformity of the sponge materials is improved, sponge foaming is more uniform, the quality of closed-cell sound insulation sponge is guaranteed, meanwhile, attachments on the inner wall of the foaming barrel can be effectively scraped by adjusting the positions of stirring blades, and the foaming efficiency is improved. And material waste and cleaning cost are reduced.

The utility model relates to the technical field of circulating water aquaculture, especially to a filter device for circulating water aquaculture convenient to clean, solve the problem that the filter screen in the filter equipment and the vertical direction exist angle in the prior art, and the filter equipment internal structure is relatively complex, needs to disassemble multiple components when cleaning, and the operation is complicated and time -consuming is longer, not only reduces the cleaning efficiency, still increased the problem of aquaculture personnel's labor intensity. A filter device for circulating water aquaculture convenient to clean, including the cylinder, the top of cylinder is fixedly connected with the top plate, and the top plate's top side is fixedly connected with hydraulic oil cylinder through bolt, and the inside of cylinder is equipped with the bearing frame. The utility model through the cooperation of hydraulic oil cylinder and drive motor, realized the cleaning function of filter device, the impurity on the inner wall of cylinder and filter plate can be cleaned completely in the process of rotation and up and down movement of brush, greatly improved the cleaning efficiency and convenience, and the connection between parts is reliable.

An improved scraper includes vertical plates and rings. The upper and lower sides of the vertical plates are respectively fixed to the outer walls of the rings. A scraper structure is connected to the inner wall of each ring. The scraper structure includes a rod and a cylinder. The outer end of the rod is rotatably connected to the inner wall of the ring, and the outer wall of the rod is fixed to the inner wall of the cylinder. This ensures that the left scraper remains in contact with the outer wall of the square heat pipe. After the right scraper moves to the end of the square heat pipe, the vertical plates are pushed to the left. At this time, the vertical plates, together with the left rod and cylinder, move the left scraper to the left, keeping it in contact with the square heat pipe. The left scraper and the vertical plates are then subjected to force, which removes the scale layer from the outer wall of the square heat pipe, thus cleaning the surface of the square heat pipe. This scraper reduces the cost of cleaning heat exchange pipes, reduces labor, and improves the cleaning effect.

The utility model relates to the technical field of excrement cleaning, in particular to an excrement backflushing system applied to a pasture. The device can reduce the use amount of flushing water and the output of sewage, is more environment-friendly, and effectively reduces the excrement cleaning cost; comprising a movable chassis, a manure scraping mechanism installed on the movable chassis, a spiral conveyor, a dehydrator, a water tank and a flushing assembly, the manure scraping mechanism is used for scraping and gathering manure on the ground to a feeding port of the spiral conveyor, the discharging end of the spiral conveyor is communicated with the feeding end of the dehydrator, and the liquid phase discharging end of the dehydrator is communicated with the interior of the water tank; the flushing assembly comprises a booster pump and a flushing pipe set, the input end of the booster pump extends into the water tank, and the output end of the booster pump communicates with the input end of the flushing pipe set; the manure scraping mechanism comprises a frame body, a swing arm installed on the frame body in a hinged mode, a scraping plate installed on the swing arm in a hinged mode, a first telescopic cylinder and a second telescopic cylinder.

The utility model provides a kind of coal mine directional gas extraction borehole gas, water, residue separation system, belong to gas extraction technical field, to solve the problem of poor construction environment, artificial cleaning intensity of coal mine underground gas extraction directional turning hole, the utility model discloses coal mine directional gas extraction borehole gas, water, residue separation system includes primary separator, gas collector, secondary separator, residue slurry tank and coal slime vibrating screen, realizes the integration of residue discharge, drainage and gas extraction in directional drilling construction and assembly line operation, improves drilling environment, guarantees safety production, and reduces comprehensive cost.

This utility model discloses a threading device for anchor bolts, relating to the field of threading machine technology. It includes a processing table and a clamping assembly. A bolt threading machine is mounted on the upper surface of the processing table. A protective cover retainer is fixedly connected to the outer wall of the bolt threading machine near one end. A transparent protective cover is movably inserted into the inner wall of the protective cover retainer, and the transparent protective cover is slidably connected to the upper surface of the processing table. By using a transparent protective cover and a protective cover retainer, along with auxiliary limiting components (limiting rod, limiting spring, and receiving hole), this utility model can quickly and stably fix the transparent protective cover in a suitable position, effectively preventing debris from flying during the threading process, providing a safe working environment for operators, reducing pollution to the working environment, and lowering cleaning costs.

The utility model discloses a die pressing device for refractory brick production. The die pressing device comprises a rack, a die assembly, a hydraulic assembly, a discharging assembly and a feeding assembly, wherein the die assembly, the hydraulic assembly, the discharging assembly and the feeding assembly are arranged on the rack. The feeding assembly drives a feeding frame through a mounting plate, a pushing air cylinder and a sliding structure, refractory brick materials are accurately fed into a mold cavity of the mold assembly, and scattering of the materials is avoided. The mold assembly comprises an upper mold, a lower mold, a demolding plate and a material surrounding plate, and the material surrounding plate standardizes materials and is matched with the excess material recycling structure to collect overflowing materials. The excess material recycling structure is composed of a recycling plate, a recycling opening, a collecting plate, a collecting pipe and a collecting box, materials overflowing from the side edge of the material surrounding plate are automatically recycled, and waste is reduced. The hydraulic assembly drives the upper mold and the demolding plate through the first hydraulic cylinder and the second hydraulic cylinder and is matched with the limiting rod to ensure stable pressing and demolding. Through precise feeding, efficient excess material recovery, stable pressing and automatic operation, the production efficiency of refractory bricks is remarkably improved, and material waste and manual cleaning cost are reduced.

This utility model discloses a pouring funnel device for the top of a structural column, relating to the field of building construction. The device includes L-shaped side plates and a front panel disposed inside the L-shaped side plates. The L-shaped side plates and the front panel are connected by a rotating shaft, with the L-shaped side plates fixedly connected to the rotating shaft and the front panel rotatably connected to the rotating shaft. First angle steel is welded to the outer side of the apex corners of both L-shaped side plates near the template, and second angle steel is welded to the outer side of the bottom corners of both L-shaped side plates near the template. Two L-shaped handles are welded to the front panel. This utility model, employing the above-described pouring funnel device for the top of a structural column, enables the concrete at the top of the structural column to be formed in one step, avoiding secondary chiseling, simplifying the construction process, improving construction efficiency, reducing material waste, thereby reducing construction costs, reducing construction waste, and achieving the goal of green construction with increased benefits and efficiency.

This utility model relates to the field of water conservancy engineering technology, and in particular to an algae collection device, comprising a first outer shell, a second outer shell fixedly connected to the top of the first outer shell, the first and second outer shells being interconnected, two collecting rollers movably installed inside the first outer shell, two drive shafts movably installed inside the first outer shell, and a cutting blade holder fixedly connected to the bottom of the drive shafts movably; a second drive shaft movably installed inside the second outer shell, multiple stirring blocks fixedly connected to the outer wall of the second drive shaft, an auger movably installed inside the second outer shell, and a drain pipe opened at the bottom of the second outer shell; a drive assembly is installed between the collecting rollers, drive shafts 1 and 2, and the auger. This utility model, through the drive assembly driving the collecting rollers, cutting blade holder, stirring blocks, and auger to work together, achieves the collection of algae with roots, chopping and processing, and separation of chopped algae from sediment, solving the problem of incomplete algae removal in existing algae collection devices, and contributing to the improvement of the river ecological environment.

The utility model discloses a highway road safety protection device for environment-friendly construction, which comprises a track body arranged around a highway road construction foundation pit, a protection body is fixedly arranged on the track body, and the periphery of the highway road construction foundation pit is enclosed by the protection body. The rail body is provided with a long-strip-shaped rail plate, the two sides of the rail plate are bent ends used for limiting the lower end of the protection body, a plurality of fixing columns are fixed in the middle of the rail plate, the lower ends of the fixing columns are in a tapered shape, and the tapered lower ends can enable the rail plate to be fixedly installed around a highway road construction foundation pit conveniently. The upper end of the fixing column is provided with external threads; and the protective body is fixed through a nut after penetrating into the upper end of the fixed column. The method can be applied to the field of highway road construction safety protection, the overall stability of safety protection is improved, the good construction environment in the foundation pit is maintained, the foundation pit collapse risk is reduced, and construction safety and smooth proceeding are guaranteed. Installation is convenient, and complex tools and a large amount of manpower are not needed.

The utility model discloses an industrial solid waste belt conveying and distributing device which comprises a base, a supporting seat and a metering scale. A supporting frame is arranged at the top of the base, and a steel plate bin is arranged on the inner side of the supporting frame. A feeding part is arranged at the top of the supporting seat, and a belt conveyor is arranged on one side of the feeding part; a motor A of the conveying mechanism drives a belt to rotate, a rotating wheel is connected with the belt, the rotating wheel can effectively support and assist the belt to rotate stably, and a baffle is matched for use, so that solid waste is further shielded, and industrial solid waste loss and cleaning cost are reduced; the inclined part connected between the two supporting frames is ingenious in design, solid waste on the belt can smoothly slide to the feeding opening in the top of the pipeline by means of gravity, extra power is not needed, and time and energy are saved; the opening and closing states can be quickly switched through the pneumatic three-way valve connected to the bottom of the pipeline according to the actual requirements of operators, solid waste is conveyed to different target positions, and the conveying efficiency is greatly improved.

The application provides a device and method for improving cleaning efficiency of a decomposition tank, and relates to the technical field of alumina production, solves the technical problem that the existing decomposition tank cleaning device cannot accurately flush the scaling area and the flushing effect on stubborn scaling is limited. The application comprises a cleaning nozzle, a rotating disc arranged in a lifting manner, and a scraping disc rotatably arranged on the rotating disc; the scraping disc comprises a hinge rod connected to the rotating disc and a plurality of groups of scraping knives rotatably arranged at an inclination angle alpha with the hinge rod; the hinge rod is arranged at an inclination angle beta with the horizontal plane, and the sum of alpha and beta is 90 degrees; the cleaning nozzle is arranged on the hinge rod. The application greatly reduces the cleaning cost, reduces the labor input, shortens the construction period, reduces the cleaning risk, ensures the safety of workers, uses mechanical tools for cleaning, reduces the generation of waste water and waste gas, and is beneficial to environmental protection.

The application discloses a kind of clinical trial key data automatic checking system, belong to clinical trial data quality control field.The application includes: logic check module (L23), check the logic relationship between data items (such as death date cannot be later than test end date);Scope check module (L24), check whether value is in preset normal range (such as body temperature 35-42°C);Cross-form consistency check module (L25), check the consistency of the same data item in different CRF forms;Real-time prompt module (L26), feedback error in time when data entry;Quality report generation module (L27), generate data quality report.The application realizes data quality pre-control, discovers and corrects error in real time in data entry stage, reduces later data cleaning workload, improves clinical trial data quality.

The utility model relates to a spiral conveying device with a sewage liquid returning function, and relates to the technical field of spiral conveyors, the spiral conveying device comprises a first machine shell, a first rotating shaft, a first spiral blade and a first driving motor, the first rotating shaft is arranged in the first machine shell, and the first spiral blade is assembled on the peripheral side of the first rotating shaft in a continuous spiral shape; the first driving motor is assembled on the side face of the first machine shell and is in transmission connection with the first rotating shaft, a first feeding port is formed in the top of the first machine shell, a first discharging port is formed in the bottom of the first machine shell, and the first discharging port is close to the first driving motor. By means of the spiral conveying device, dirt extrusion treatment is achieved, residual sewage in dirt is effectively separated in cooperation with the detachable filter screen and the sewage recovery tank, the problems that the conveying efficiency is reduced and resistance is increased due to the fact that the sewage is retained in the machine shell are solved, meanwhile, the separated sewage flows back to the front-end treatment process, and the sewage treatment efficiency is improved. And circular treatment is realized to avoid secondary pollution and waste of water resources.

The application discloses a garden water area residual leaf collecting and cleaning device and belongs to the field of garden water areas. The device comprises a cylindrical cylinder, a feeding screw rod rotatably connected in the cylindrical cylinder and used for collecting residual leaves, a discharging assembly communicated with one side of the cylindrical cylinder and used for discharging the collected residual leaves, connecting rods fixedly connected with both sides of the cylindrical cylinder, connecting blocks fixedly connected with the two ends of the two groups of connecting rods, and fixing rods fixedly connecting the two groups of connecting blocks on the same side of the two groups of connecting rods. The bottom of the connecting block is provided with a lifting assembly used for lifting the cylindrical cylinder. The feeding groove on the cylindrical cylinder is used for intercepting residual leaves and sundries flowing on the water surface, then the feeding screw rod is used for feeding the residual leaves into the discharging assembly for collection, the cleaning of the residual leaves on the water surface is completed, the labor intensity and the cleaning cost of manual cleaning are reduced, and the cleaning efficiency is improved.

The utility model belongs to the technical field of caprolactam monomer recovery devices, and particularly relates to a cleaning device of a caprolactam monomer recovery discharging pipeline and a control system of the cleaning device. The cleaning device comprises a discharging tank and a receiving tank which are connected through a discharging pipeline, and further comprises a steam pulse pipeline connected to the discharging pipeline, the steam pulse pipeline comprises a steam pipeline section and a pulse blowing section, and a steam filtering structure and a steam electromagnetic valve are arranged on the pulse blowing section. The steam electromagnetic valve and a discharging pipeline pneumatic valve on the discharging pipeline are in opening degree linkage, when the discharging pipeline pneumatic valve reaches a certain opening degree, the steam electromagnetic valve is opened, and filtered steam starts to automatically purge the discharging pipeline. According to the utility model, the high-pressure steam pipeline is additionally arranged on the discharge pipeline, so that when the pipeline is unsmooth and low polymer precipitation blockage occurs, the discharge can be stopped, the high-pressure steam is started to blow the discharge pipeline, and the blockage can be cleaned in time, thereby avoiding the expansion of the low polymer precipitation blockage problem and ensuring the normal operation of production.

The utility model relates to a soldering flux spraying system which is used for spraying soldering flux to an object to be welded. The soldering flux spraying system comprises a soldering flux storage tank, a soldering flux nozzle, a spraying pump and a soldering flux recovery tank; the spraying pump is connected with the soldering flux storage tank and the soldering flux spraying head through a spraying pipeline so as to be used for pumping soldering flux in the soldering flux storage tank and conveying the soldering flux to the soldering flux spraying head. The soldering flux recovery tank is arranged below the soldering flux spray head and is communicated with the soldering flux storage tank so as to be used for receiving dripping soldering flux and enabling the soldering flux to flow back to the soldering flux storage tank; the soldering flux spraying system further comprises a flushing sub-path, and the flushing sub-path is connected with the soldering flux storage tank and the soldering flux recovery tank so that soldering flux in the soldering flux storage tank can be obtained to flush the soldering flux recovery tank. According to the soldering flux spraying system, the problems of soldering flux waste, concentration change and inconvenient system cleaning caused by precipitation of the soldering flux in the recovery process can be solved.

This utility model relates to the field of bearing housing technology, and in particular to a jig for processing bearing housings. The technical solution includes: a housing and threaded sleeves. Lead screws are movably mounted on both sides of the housing. A fixing block is installed inside the housing at one end of each of the two lead screws. The two threaded sleeves are engaged with the two lead screws. A one-way gear is mounted on the lead screw on the left side of the housing. A fixing rod is movably mounted on the side of the housing in front of the one-way gear. A gear plate is mounted at one end of the fixing rod. A pump body is mounted on the front side of the housing. A drive shaft is movably mounted on the pump body. An air intake pipe is mounted at the bottom of the pump body, and an air outlet pipe is mounted at the top of the pump body. A universal joint is mounted at the top of the air outlet pipe, and an air jet plate is mounted at the end of the universal joint facing away from the pump body. This utility model has the advantages of simultaneously driving the air jet plate to clean the surface of the bearing housing while moving the clamping plate to loosen it, reducing cleaning costs and improving processing efficiency.

The utility model discloses an operating room garbage solid-liquid separation device, and relates to the technical field of garbage solid-liquid separation devices, the operating room garbage solid-liquid separation device comprises a support frame, the lower part of the support frame is fixedly connected with a support seat, the upper surface of the support seat is fixedly connected with a separation box, and the upper part of the inner cavity of the separation box is movably connected with a filtering mechanism. According to the solid-liquid separation device for the garbage in the operating room, through cooperation of the protective cover, the motor, the driving gear, the driven gear, the threaded rod, the limiting rod, the extrusion plate, the limiting plate and the separation box, the coarse filter frame preliminarily intercepts large solid garbage, the fine filter frame further blocks fine solid particles, it is ensured that only liquid can smoothly pass through, and the solid-liquid separation effect is improved. The sliding plate and the protruding block can move up and down under the action of the compression spring, solid waste at the bottom of the rough filtering frame is effectively extruded, rough filtering holes are prevented from being blocked by the solid waste, efficient solid-liquid separation of waste in the operating room is achieved, the solid-liquid separation efficiency is improved, and meanwhile the maintenance and cleaning cost caused by blocking is reduced.

The invention discloses a fishing device for floating objects in front of a dam body, and belongs to the technical field of hydraulic engineering, the fishing device comprises a control box, a crown block for hoisting the floating objects and a transverse adjusting mechanism, the transverse adjusting mechanism is connected with a vertical guide plate, the vertical guide plate is sleeved with an intercepting body with a water filtering through hole, and the intercepting body is provided with a floating object collecting mechanism; the floating object collecting mechanism, the crown block and the transverse adjusting mechanism are all electrically connected with the control box. By the adoption of the fishing device for the floating objects in front of the dam body, the distance between the intercepting body and the dam body is adjusted through the transverse adjusting mechanism, the floating objects can be conveniently hoisted by a crown block, the floating object collecting mechanism can collect and filter the floating objects, the water content of the floating objects is reduced, and the transportation cost is reduced.

This utility model discloses an anti-clogging device for material conveying pipelines, used to solve the problem of easy clogging at bends in material conveying pipelines. The device includes a ring-shaped unblocking pipe, multiple L-shaped unblocking nozzles, and an air pump. The ring-shaped unblocking pipe is arranged around the front end of the bend; one end of each L-shaped unblocking nozzle is connected to the ring-shaped unblocking pipe, and the other end penetrates into the bend and is close to the inner wall of the bend, with the air jet direction along the material flow direction; the output end of the air pump is connected to the ring-shaped unblocking pipe through a pipe. During operation, the air pump pumps high-pressure gas into the ring-shaped unblocking pipe, which is then sprayed out through the L-shaped unblocking nozzles, generating a pressure impact force on the material inside the bend, increasing the material flow speed, preventing material accumulation and clogging, and simultaneously cleaning deposits on the inner wall of the bend, ensuring smooth material conveying.

The invention provides a lake surface cleaning device and a construction method, the lake surface cleaning device comprises a collecting assembly, dragging ropes and a flow guide assembly, the collecting assembly can float on the lake surface, the dragging ropes are arranged at the two ends of the collecting assembly, and the flow guide assembly is arranged at the bottom of the collecting assembly and arranged in the dragging direction of the dragging ropes. The device has the beneficial effects that through dragging of the ship body, continuous and large-area automatic collection of floating objects such as blue-green algae is achieved, the cleaning effect is guaranteed, dependence on manpower is reduced, the labor intensity is reduced, the cleaning efficiency is improved, the cleaning cost and potential safety hazards are reduced, secondary pollution to the environment is avoided, the structure is simple, operation is convenient and fast, and the device is suitable for popularization and application. The cleaning device can clean wide deep water areas in lakes, can also clean narrow diving areas, is suitable for operation of different open water areas, and achieves the purpose of all-directional cleaning.

The utility model discloses photovoltaic support round steel fixed-length cutting-off equipment which comprises a machine cabinet, and a laser cutting device, an angle adjusting device, a clamping rotating device, a supporting assembly and a fixed-length device are arranged on the machine cabinet. The clamping and rotating device achieves clamping and rotating of round steel through a gear motor, an auxiliary belt wheel, a heavy bearing and a pneumatic chuck. The angle adjusting device flexibly adjusts the angle of the laser cutting device through a driving air cylinder, a lever arm and other components. The supporting assembly adapts to the diameter of round steel and reduces rotating friction through a spring and a bull eye wheel. The length control device accurately controls the cut-off length through a small motor, a linear guide rail and a baffle plate. During use, round steel is placed on the supporting assembly, one end of the round steel is inserted into the clamping rotating device to be clamped, after the cutting angle and length are set, the laser cutting device is matched with the clamping rotating device to cut the round steel, and a finished product is taken down after cutting is completed. The equipment can effectively reduce the generation of chippings, reduce the noise and greatly improve the cutting precision.

The utility model discloses a coal water slurry gasification coal water slurry concentration system, it includes rod grinder, drum screen, coarse material groove, fine grinder, de-ironer, filter, molecular vibration appearance and fine slurry tank, the discharge port of rod grinder communicates with the feed inlet of drum screen, the undersize outlet of drum screen communicates with the feed inlet of coarse material groove, and the discharge port of coarse material groove communicates with the feed inlet of fine grinder and discharge pump respectively, fine grinder, de-ironer, filter, molecular vibration appearance and fine slurry tank communicate in proper order, and the discharge port of fine slurry tank communicates with the feed inlet of rod grinder and drum screen respectively. Advantageous effects: the utility model discloses a coal water slurry gasification coal water slurry concentration system, reduces the granularity (average particle size is less than or equal to 20um) of coal water slurry, and fine slurry is fully mixed with coal water slurry in the inside of rod grinder and drum screen, and the high concentration coal water slurry with good fluidity and the concentration of 63.0% above is outputted, is favorable to improve the preparation efficiency of coal water slurry, reduces the preparation cost of coal water slurry.

The utility model belongs to carton production technical field discloses a kind of based on carton production paper box continuous die cutting machine, including workbench, conveyor and numerical control paper box die cutting machine, the side of workbench top end is equipped with guide assembly, the position of workbench top end close to the guide assembly is equipped with pressing assembly, the middle position of workbench top end is equipped with first gantry, the numerical control paper box die cutting machine is installed in the first gantry inboard, the position of workbench top end below the first gantry is equipped with mounting groove, the side of mounting groove is equipped with first sliding slot. The device is recycled to the recovery groove and the collection box by the lifting of supporting plate and the movement of scraper, avoid paper sheet debris scattered in device and working environment everywhere, to reduce the cleaning cost of staff, improve the working efficiency of based on carton production paper box continuous die cutting machine.

This invention discloses a sludge removal system and sludge suction device for collecting floating sludge in biological treatment ponds, relating to the field of sludge treatment technology. The invention includes an air compressor and an air storage tank. The air compressor is connected to the air storage tank, which is connected to a filter. The filter is connected to a refrigerated dryer. The filter is connected to a control box via a compressed air pipe. Valves are installed at the connections between the filter and the refrigerated dryer, and between the filter and the control box. The refrigerated dryer is connected to the control box via an instrument air pipe. The compressed air pipe is connected to a pneumatic diaphragm pump via the control box. The pneumatic diaphragm pump is connected to a sludge suction assembly. This invention can remove floating sludge more efficiently and thoroughly without the need for flocculants, thus avoiding adverse effects and reducing cleaning costs. It can adjust the position of the sludge collection port according to changes in water level, expanding the collection area and making the collection of floating sludge more efficient and rational.

This utility model belongs to the technical field of ankle joint dynamic orthotics, and discloses a biomimetic breathable ankle joint dynamic orthotics, including an arc-shaped plate and a shoe body. Several sets of guide rods are symmetrically arranged on both sides of the arc-shaped plate, with two guide rods in each set, arranged symmetrically vertically. Both ends of each guide rod extend to the inner and outer sides of the arc-shaped plate. A pair of clamps are symmetrically installed at the inner end of the two sets of guide rods located in parallel positions. A threaded block is threadedly connected to the arc-shaped plate at the middle position of each set of guide rods, with one end of the threaded block extending to the inner side of the arc-shaped plate and rotatably connected to it. The shoe body is rotatably mounted on the bottom end of the arc-shaped plate, and a replacement component is installed at the bottom end of the shoe body. Several ventilation holes are provided on the surface of the shoe body. This device assists the wearer in ankle joint correction through the rebound of elastic elements, reducing the wearer's dependence on orthotics caused by electric intervention, thereby improving the corrective effect of the biomimetic breathable ankle joint dynamic orthotics.

The utility model discloses a zinc pot middle scum cleaning device, including horizontal slide rail, air supply device, bellows and two adjustable support, two adjustable supports set up respectively in the both sides of zinc pot, the horizontal slide rail is located the top of zinc pot and its both ends are connected with the top of two adjustable supports respectively, the air supply device is installed one end of horizontal slide rail, the bellows is hung in the below of horizontal slide rail, and the inner chamber of bellows is connected with air supply device through the ventilation pipe, and is installed the shower nozzle in the lower part of bellows, the air inlet of shower nozzle communicates with the inner chamber of bellows, and the air outlet of shower nozzle is opposite with the scum in zinc pot. The utility model discloses a zinc pot center scum is scattered to all directions by the air flow that the shower nozzle on the bellows sprays, because the device is not connected with zinc pot, and the bellows is hung in the top of zinc pot, and its position and height are adjustable, therefore the device is suitable for different specifications zinc pot, greatly improves the equipment utilization, and reduced the cleaning cost of scum.