38results about How to "Realize centralized collection" patented technology

The invention relates to the technical field of casting equipment, and particularly discloses a molding sand treatment device for casting a tractor saddle support, which comprises a rack, a coarse sieve plate is arranged at the upper part of the rack, a screening mechanism and a cleaning mechanism are further arranged on the rack, the screening mechanism comprises a fine sieve plate, a crushing plate and an adsorption assembly, and the fine sieve plate is obliquely arranged below the coarse sieve plate; the crushing plate is obliquely suspended above the fine screen plate, a wedge-shaped crushing gap is formed between the crushing plate and the fine screen plate, the caking molding sand can be rubbed and crushed through reciprocating movement of the crushing plate, the adsorption assembly comprises a plurality of magnetic mounting plates arranged below the fine screen plate, and the cleaning mechanism comprises a scraper blade and a collecting box. The collecting box can push the vertically drooping mounting plate to turn over to a cleaning state, the scraping plate scrapes and sweeps the surface of the turned mounting plate, and the collecting box moves along with the scraping plate and collects scraped scrap iron; according to the invention, screening, crushing and iron removal operations in a non-stop state are realized, and the production efficiency is greatly improved.

The utility model discloses a connecting copper bar numerical control punching machine which comprises a working table, two sets of translation mechanisms and punching mechanisms, the translation mechanisms are installed at the top of the working table, the punching mechanisms are installed at the two moving ends of the translation mechanisms, a copper bar is arranged at the top of the working table, and the copper bar is arranged on the working table. Two clamping assemblies used for positioning a copper bar to be punched are arranged at the top of the workbench, a discharging groove is formed in the top of the workbench, and a collecting box is detachably installed at the bottom of the workbench, so that waste generated in the copper bar punching process can directly fall into the collecting box through the discharging groove; by means of the design, centralized collection of waste materials is achieved, the waste materials are prevented from scattering around equipment at will, the environmental sanitation of a production site is greatly improved, a workshop is neater and more orderly, management of the production site and activities of operators are facilitated, the cleanliness and safety of the production site are effectively improved, and convenience is brought to management of the production site.

The utility model solves the problem that a long pause period can be generated during batch drilling of glasses frames, and relates to the technical field of drilling equipment, in particular to glasses frame positioning and drilling equipment which comprises a bearing table, a drilling mechanism is mounted on the bearing table, and a supporting and placing assembly is mounted on the bearing table. The supporting and placing assembly comprises two vertical plates fixedly installed on the bearing table, the opposite sides of the two vertical plates are rotationally connected with circular plates, a plurality of glasses frame clamping tables are rotationally installed between the two circular plates, and balancing weights are installed at the bottoms of the glasses frame clamping tables; a driving structure which is in transmission connection with one of the circular plates is mounted on the top surface of the bearing table, and an abutting assembly which is used for maintaining the balance of the glasses frame clamping table during drilling of the glasses frame and abutting embedded glasses from top to bottom is mounted at the top of the bearing table. According to the utility model, the continuity of multi-quantity glasses frame drilling can be ensured, and the processing efficiency is improved.

The utility model relates to a metal workpiece deburring magnetic force grinding machine, including the grinding groove, the bottom surface of grinding groove is inclinedly arranged from non discharge end to one end close to the discharge port, the side wall of the high end of inclination of grinding groove is provided with the discharge port, the corresponding bottom of grinding groove under the discharge port is provided with the clamping groove, and the tray is detachably connected in the inside clamping groove, the magnetic force main shaft is equipped with in the bottom of grinding groove, the magnetic force main shaft can slide along the inclination direction of the bottom surface of grinding groove, and its magnetic adsorption end contacts the abrasive in the grinding groove, the bottom surface of grinding groove is inclinedly arranged, and the slidable magnetic force main shaft is matched, and the abrasive is actively pushed along the inclined bottom surface to the discharge port by the magnetic adsorption effect, finally falls into the detachable tray, realizes the automatic collection and centralized collection of abrasive, avoids manual cleaning, significantly improves the efficiency, the tray is detachably connected in the clamping groove, and the abrasive can be directly drawn out to collect after grinding, and additional tools are not needed, and the operation convenience is further improved.

This utility model relates to the technical field of building material processing equipment, specifically to a multi-stage aggregate particle size screening device. The multi-stage aggregate particle size screening device includes a frame, screening components, a feeding conveyor belt, and a multi-stage discharge conveyor belt. The screening components are inclinedly arranged on the upper part of the frame. The feeding conveyor belt is parallel to the screen components above them for feeding aggregates to be screened. The multi-stage discharge conveyor belts are arranged sequentially from top to bottom below the screen components for receiving screened aggregates of different particle sizes. The screening components include a frame plate, screen bars, and hopper plates. The frame plates are symmetrically installed on the upper part of the frame. The screen bars are spaced apart along the length of the frame plates and divided into multiple rows along the height direction. The screening gap between each row of screen bars decreases progressively from top to bottom. Each row of screen bars has a hopper plate at its discharge end, with the hopper plate length decreasing progressively from top to bottom. A motor is installed on the outside of the frame plate.

The utility model relates to a high -efficient film stripping device for circuit board etching, the upper portion of film stripping equipment is equipped with the spraying equipment for carrying out the spraying to circuit board substrate surface dry film, one side of spraying equipment is provided with the fixed frame that is fixedly connected with film stripping equipment, the inside fixed frame is equipped with the impurity removal mechanism for to film slag after falling processing, one side of impurity removal mechanism is provided with the secondary spraying mechanism for processing circuit board substrate again with fixed frame is fixedly connected, compared with prior art, the utility model has the beneficial effect that: through setting up the impurity removal mechanism in the upper portion of the conveying wheel, and the suction end of impurity removal mechanism stretches to between the conveying wheel, through starting the suction equipment, the film body after separation will enter the inside air inlet pipe through the suction nozzle, then through the guide cylinder and enter the inside sliding frame, realize the concentrated collection of film body, avoid the film body that separates from the membrane body influence the membrane body's demoulding work of subsequent, realize efficient demoulding work.

The utility model relates to the technical field of rainfall flood resource utilization, and particularly discloses a novel rainfall flood resource utilization device which comprises an anti-seepage plate, a rectangular water retaining frame is installed at the upper end of the anti-seepage plate, a main tank is arranged at the upper end of the anti-seepage plate in a penetrating mode, and a filter plate is installed in the main tank. The upper end of the anti-seepage plate, the upper end of the main tank and the upper end of the filter plate are located on the same horizontal plane, a flat plate is arranged above the filter plate, and the lower end of the flat plate is slidably connected with a moving plate through a sliding groove and a sliding block; the anti-seepage plate and the main tank are designed to be flush with each other and are matched with the water retaining frame to guide flow, so that water flow centralized collection without slope dependence is realized, water resource loss is effectively prevented, a driving mechanism drives a scraper to scrape and sweep along the surface of a filter plate in a reciprocating manner, impurities on the surface layer are dynamically removed, filter blockage is avoided, and the rainwater collection efficiency is guaranteed; the first semicircular plate and the second semicircular plate are combined to form an isolation structure, and excessive rainwater capacity expansion storage and impurity interception are achieved.

This utility model discloses a disinfection cabinet for shoes and bags that can collect ozone, relating to the field of disinfection equipment technology. The cabinet includes a cabinet body with an ultraviolet lamp inside for disinfection and ozone generation. The cabinet has a door and a shelf inside. An air duct is located near the bottom of the cabinet. An ozone collection bag is located on the outside of the cabinet, connected to the inside of the cabinet via the air duct, which has a check valve. A piston airbag is located on the top of the inside of the cabinet, and a miniature fan is located on the top of the cabinet to inflate the piston airbag, forcing ozone-containing gas inside the cabinet through the check valve into the ozone collection bag. An exhaust pipe is also located on the outside of the cabinet, with a miniature fan and a one-way valve at the end. This utility model transfers ozone to a detachable collection bag by squeezing it with the piston airbag and prevents ozone backflow through the check valve, reducing the odor residue and health risks associated with direct ozone emission.

The application discloses an automatic cleaning device for ship anchor chain, which comprises a main frame and a self-collection cleaning mechanism. A clamping assembly for positioning and fixing is fixedly installed on the lower section of the longitudinal guide rod in the auxiliary frame, and a clamping assembly for positioning and fixing is slidably connected to the upper section of the longitudinal guide rod, and the two clamping assemblies are driven to move on the anchor chain in a peristaltic mode. Angle-adjustable screw propulsion assemblies are installed on the left and right frame bodies of the annular carrier in the clamping assembly, and are driven to move underwater. The self-collection cleaning mechanism is movably arranged in the frame of the main frame, and is rotated to clean the anchor chain. The automatic cleaning device for ship anchor chain is provided in a closed mode, so that the cleaning objects are prevented from being dispersed in seawater, the cleaning objects are concentrated and collected, the cleaned anchor chain is prevented from being newly polluted, and the cleaning device itself is prevented from being interfered.

This invention discloses a toner collection device and method for a doubly-fed induction generator (DFIG) slip ring chamber. The device includes an arc-shaped electrode plate assembly, a toner collection container, a control and detection system, and a processor. The arc-shaped electrode plate assembly comprises symmetrical double-arc positive and negative electrode plates concentric with the slip ring chamber, forming an enclosed electrostatic adsorption area to adsorb toner. The toner collection container is placed below to collect fallen toner. The control and detection system monitors the toner thickness and adjusts the gradient electric field to match the toner concentration. The processor receives signals, adjusts parameters, and triggers power-off toner discharge commands, achieving automated collection. This invention utilizes symmetrical arc-shaped electrode plates to form an enclosed electrostatic adsorption area, efficiently adsorbing toner and collecting it centrally in the container below. Combined with the control and detection system and processor, the electric field can be dynamically adjusted to match the toner concentration, achieving automated collection, reducing the frequency of manual maintenance, ensuring the cleanliness of the slip ring chamber, extending component lifespan, and improving the operational stability of the fan.

The invention relates to the technical field of turning equipment, in particular to a turning device for machining a power equipment shell, which comprises a case, a chuck device, a turning tool rest and a turning tool, and further comprises a scrap collecting mechanism, and the scrap collecting mechanism is composed of a scrap guide cylinder, an inner rotating cylinder capable of intermittently rotating, a radial movable frame with a magnet block, a piece of reelable isolation cloth wrapping the magnet block and a scrap collecting box. The main driving part is matched with the first driven part and the second driven part, so that the automatic cleaning process that the multiple magnet blocks circularly stretch out to adsorb cuttings, the isolation cloth is automatically wound after resetting, and the cuttings are discharged to the cuttings collecting box is achieved; according to the iron scrap cleaning device, efficient, drying and automatic collection and treatment of iron scraps in turning of the inner cavity of the cast iron shell are achieved, and the technical problems that traditional wet cleaning is large in pollution, poor in negative pressure adsorption effect and twining of long scraps are solved.

This utility model relates to the field of cutting device technology and discloses a safe cutting device for aluminum battery shells, including: a frame, a moving mechanism, and a laser cutting mechanism. The moving mechanism is located at the upper end of the frame, and the laser cutting mechanism is connected to the output end of the moving mechanism. A control mechanism is located on the back of the frame, and a collection mechanism is located in the inner cavity of the frame. The collection mechanism includes a collecting component, a conveyor, and a load-bearing plate. A scraper is located in the inner cavity of the collecting component and is located at the bottom of the conveyor. The conveyor and the load-bearing plate are both located in the inner cavity of the frame, and mounting parts are evenly arranged on the top of the load-bearing plate. In this safe cutting device for aluminum battery shells, an air pump sprays air through a nozzle into the cutting area of ​​the laser cutting mechanism, which can drive waste and debris to move, preventing waste and debris from accumulating at the top of the device, improving waste recycling efficiency, and reducing the impact on cutting accuracy.

This utility model discloses a welding slag collection device and welding equipment having the same, relating to the field of battery production equipment technology. The welding slag collection device includes: a dust collector hood, a jacket, and a particle collector. A dust collector chamber is formed within the dust collector hood, and the dust collector hood has an inlet and an outlet communicating with the dust collector chamber. The outlet is used to connect to a negative pressure adsorption mechanism. The jacket is detachably disposed on the inner wall of the dust collector hood. The particle collector is located within the dust collector chamber and connected to the jacket. The welding slag collection device according to this utility model adopts a detachable jacket design, which facilitates the cleaning of collected welding slag, reduces the probability of secondary pollution, ensures the cleanliness of the welding environment, and thus improves welding quality.

This invention discloses a waste heat recovery device for flue gas from a thermal oil aluminum melting furnace, relating to the field of baking furnace technology. The device includes a furnace, with a support rod fixedly connected to the outer wall of the furnace and an exhaust pipe fixedly connected to the top of the furnace. A furnace opening and closing door is provided on the front of the exhaust pipe, and a waste heat recovery mechanism is installed inside the exhaust pipe. By setting up the waste heat recovery mechanism, while heat is exchanged through inclined heat-conducting plates, the rotation of the inclined heat-conducting plates dynamically disturbs and redistributes the uneven heat distribution of the high-temperature flue gas within the exhaust pipe, continuously reconstructing the flue gas flow field. Through the continuous rotation of each inclined heat-conducting plate within the exhaust pipe, it is ensured that each inclined heat-conducting plate uniformly contacts and exchanges heat with the flue gas at all locations within the exhaust pipe, significantly improving the overall heat transfer efficiency and waste heat recovery rate.

The utility model discloses an alloy bar processing and polishing device with a dust collection structure, which relates to the technical field of polishing and comprises a machine body, a cover body is arranged above the machine body, a dust collection mechanism is arranged on the rear side of the machine body, and a dust filtering mechanism is arranged between the air outlet end of a dust collection pipe and the air inlet end of a dust collection fan. A first filter screen and a second filter screen are installed in the filter box in a sliding mode. The cover body is hinged to the opening and closing door on the front side to form an independent closed area, a polishing operation area is completely isolated from the outside, the structure directly blocks a dust diffusion path through a physical barrier, it is ensured that dust generated in the machining process is limited in the cover body, it is avoided that the dust leaks to the workshop environment, and the machining efficiency is improved. And the dust suction pipe is matched with the strong suction force of the dust suction fan, a directional airflow channel is formed in the cover body, airflow unidirectionally flows from the polishing area to the dust suction pipe, dust is forced to enter the dust suction mechanism along with the airflow, and centralized collection and efficient removal of the dust are achieved.

The utility model relates to the technical field of coral fleece fabrics, and discloses a coral fleece fabric embossing device which comprises a bottom plate, a workbench is fixedly arranged on the top surface of the bottom plate, a discharging machine is arranged on the left side of the workbench and fixedly connected with the bottom plate, a placing table is fixedly arranged on the top surface of the workbench, and the placing table is fixedly connected with the workbench. And an embossing machine is arranged above the placing table. The hydraulic cylinder drives the moving frame to move left and right, the position of the fabric output by the discharging machine is adjusted in the discharging stage, the fabric can enter the follow-up process from the proper discharging position, and the situation that due to the deviation of the discharging position, the fabric is disordered in the follow-up conveying process, and the embossing quality is affected is avoided; and then a limiting ring is driven by a connecting rod and a sliding frame to slide on the outer side face of a limiting base, the fabric is further limited, it is ensured that the fabric is always kept at the correct position before entering the containing table, and the probability that the fabric deviates in the conveying process is reduced.

The utility model provides a kind of tofu block draining rack that can be layered and drained, it is related to tofu block draining rack technical field, including support frame, the upper portion of support frame is provided with draining mechanism;Draining mechanism includes two fixed frame, the bottom surface of each fixed frame is fixedly connected with the upper surface of support frame, the side surface of two fixed frame mutually close is commonly fixedly connected with six draining racks, the upper surface of each draining rack is fixedly connected with draining frame, the inside of each draining frame is provided with gauze, the outer surface of each gauze is contacted with the outer surface of draining frame.This tofu block draining rack that can be layered and drained, six draining racks are fixed in parallel through two fixed frames on the upper portion of support frame, draining frame and gauze are independently configured in each draining rack, form six independent and parallel draining units, and the effective draining area of draining rack is improved several times compared with traditional single-layer structure by this layered design, and a large number of tofu blocks can be simultaneously accommodated for draining operation.

The invention relates to the field of teaching devices, and discloses an interaction device for college Chinese teaching. The display device comprises a display plate and a bottom plate, an inclined groove is fixedly formed in the surface of one side of the bottom end of the display plate, a guide groove block is fixedly connected to one end of the inclined groove, a collection box is movably arranged below the guide groove block, and two T-shaped sliding blocks are fixedly arranged on the surface of the top end of the collection box; two T-shaped sliding grooves corresponding to the T-shaped sliding blocks are formed in the surface of the bottom end of the guide groove block, a blocking rod is movably arranged on the surface of one side of the guide groove block through a rotating rod, an inclined groove in the bottom end of the display board guides chalk dust to slide down, the guide groove block guides the dust into a collecting box, centralized collection is achieved, the T-shaped sliding blocks are matched with the T-shaped sliding grooves, and therefore the dust can be conveniently collected. Meanwhile, a rotating rod is matched with a blocking rod, so that the collecting box can be prevented from falling off accidentally; a user starts the electric push rod to drive the lifting column to lift so as to change the height of the display board.

The application discloses an oil injection port cleaning device for oil-immersed transformers and belongs to the technical field of oil-immersed transformers. The oil injection port cleaning device for oil-immersed transformers comprises a transformer body, an oil storage tank is arranged at the top rear side of the transformer body, a wiring end is arranged at the top of the transformer body, an oil injection port is arranged at the top of the oil storage tank, and a cover is arranged at the top of the oil injection port. By arranging the sliding rail and the arc-shaped cleaning plate, when the equipment is completed, the cover is pressed downward, rack two drives the arc-shaped cleaning plate to move upward, the arc-shaped cleaning plate scrapes and cleans the outer side wall of the oil injection port from bottom to top, effectively removes the oil stains, dust and other impurities that may be attached to the outer side of the oil injection port during the oil injection process, avoids the influence of the accumulation of impurities on the sealing effect of the subsequent cover or the falling into the oil storage tank, ensures sufficient contact with the surface of the oil injection port during the cleaning process, and improves the comprehensiveness and completeness of the cleaning.

The invention discloses selective laser sintering molding equipment for plastic powder, and relates to the technical field of selective laser sintering molding. The device comprises a machine body, the side face of the machine body is rotationally connected with a feeding door, a protection plate and a control computer, the side face of the control computer is rotationally connected with a keyboard containing plate, and control buttons are arranged on the side face of the machine body; and the inner side wall of the machine body is fixedly connected with a connecting plate. Through meshing transmission of a motor, a first bevel gear, a second bevel gear and a threaded rod in the automatic waste and dust conveying device, stable transmission of power is achieved, waste and dust can be automatically conveyed, the manual conveying burden is reduced, and it is guaranteed that the interior of equipment is clean; and subsequent conveying treatment is facilitated, and the cleanliness and the automation degree of equipment are further improved.

The utility model relates to food processing technical field discloses a kind of flow guide devices for small ground sesame oil production, including rack, multiple grinding bodies are respectively arranged with interval in rack, flow guide groove body is set between front and back two sides grinding body, the inclined flow guide disc is set on each mill, and oil outlet is equipped on flow guide disc, scraper oil mechanism is set in flow guide groove body, control mechanism is set on flow guide groove body, and control scraper oil mechanism moves along flow guide groove body front and back.The utility model cooperates with flow guide disc and flow guide groove body by setting multiple grinding bodies in rack, so that the sesame oil produced by each grinding body can be quickly and accurately flowed into flow guide groove body through the oil outlet of inclined flow guide disc, realize the centralized collection of multiple grinding body oil outlet, solve the problem that traditional device oil collection lacks efficient guidance and concentration;And the setting of scraper oil mechanism and control mechanism can clean residual oil in flow guide groove body in time, avoid residual oil oxidation rancidity, improve raw material utilization, and guarantee product quality.

The utility model relates to the technical field of bag-type dust removers, in particular to a bag-type dust remover convenient to clean, which comprises a box body, a top cover arranged at the top of the box body, a guide hopper arranged at the bottom of the box body, a dust collection box arranged at the bottom of the guide hopper, a slot arranged on the front end face of the dust collection box, a drawer arranged in the slot, and U-shaped plates symmetrically arranged on the inner wall of the box body. A movable supporting plate is arranged in the box close to the top, filter cloth is arranged in the middle of the movable supporting plate, and a driving assembly is arranged in the middle of the rear end face of the box; according to the bag-type dust collector convenient to clean, the box body with the guide hopper, the dust collection box with the drawer and the guide hopper are combined, dust falling into the box body is collected in a centralized mode, the driving assembly is matched with a crankshaft disc, and under the cooperation of a crank rod, the movable supporting plate is connected in an up-down reciprocating motion mode; the two rotating rods with the slapping rods are connected with the first conical teeth on the output shaft of the motor through the connecting rods, so that the side surface of the filter cloth is subjected to crossed slapping dust removal when the filter cloth shakes up and down for dust removal, and the dust removal speed of the filter cloth is increased.

The utility model relates to dust recovery technical field especially prebaked anode production workshop dust centralized recovery equipment, including dust collecting tank, still including clean scraper and cleaning brush, the upper end of dust collecting tank is provided with the tank cover, the upper end fixedly connected with the air outlet pipe of tank cover, the rear end fixedly connected with the fan of air outlet pipe and located the upper end of tank cover, the front end fixedly connected with the air inlet pipe of dust collecting tank, the lower end fixedly connected with the partition in dust collecting tank, the upper end of partition rotatably connects with rotating seat, the utility model discloses through the use of clean scraper and cleaning brush, cleaning brush high frequency microvibration, the rotating filter screen cylinder is completely swept, effectively cleans the sticky dust attached to the surface of filter screen cylinder, and the dust is swept to the partition, and the rotating seat synchronous drive clean scraper rotates and scrapes the partition, and the dust is scraped into the dust collecting pipe, realizes the centralized collection of dust, and the degree of automation is high, and the overall flexibility is good, and the efficiency of cleaning dust removal is improved.

The utility model relates to the technical field of press, disclose a kind of multifunctional press, including main component, including rack, fixed with crosspiece on the rack, fixed with workstation on the crosspiece, the rack is fixed with hydraulic pump, and the hydraulic pump bottom is fixed with pressure mechanism;Guard component is set to one side of the rack, including guard, and the guard includes fixed shaft fixed on the crosspiece.The utility model has the beneficial effect that: by installing guard plate on press, can effectively block the splashing of fragments to all around in the process of breaking, and the guard plate concentrates fragments in an area, it is convenient for operator to carry out unified collection and processing, also can avoid the harm of fragment to surrounding operator, simultaneously, the additional waste liquid flow channel can effectively guide the waste liquid discharged, so that waste liquid flows according to predetermined path, and operator only needs to place collection barrel at the outlet of waste liquid flow channel, to realize the centralized collection of waste liquid.

The application relates to the technical field of cable surface treatment, in particular to a surface treatment device for wire and cable production, which comprises an outer frame, a guide mechanism, a cleaning piece, a connecting piece, an inner frame, a sliding block, a first hollow sleeve ball, a connecting column and a cleaning piece. The surface treatment device for wire and cable production can make the cleaning brush multi-dimensionally adhere to the cable surface for brushing through cooperation of the multiple annularly-arranged cleaning pieces and the swing mechanism. The swing mechanism can drive the cleaning brush to swing forward and backward, avoids the limitation of single-direction brushing, effectively removes the residual dirt after the spray head is washed, further improves the cable surface cleanliness, provides a good surface basis for subsequent cable processing, and avoids the influence of the dirt on the processing quality and the service performance of the cable.

This invention relates to the field of wastewater treatment technology, and in particular to a double-layer limiting plastic pin cleaning wastewater treatment tool, including a wastewater cylinder and a starting component for treating double-layer limiting plastic pin cleaning wastewater on a support block. Through the arrangement of the starting component, filtration component, and concentrating component, the bearing bar and bearing rod drive the scraper at the bottom of the lifting column to reciprocate and scrape along the curved surface of the irregular platform. The bearing plate continuously impacts and touches the inner wall of the cylinder, generating high-frequency vibration. The scraping and vibration work together to clean the plastic impurities adhering to the surface and pores of the irregular platform mesh in real time. Addressing the electrostatic adsorption effect generated by the friction between the release agent film on the surface of the plastic debris and the water flow, this dual action prevents plastic impurities from embedding and jamming the filter pores, avoiding the core problems of easy filter layer clogging, continuous decline in flow efficiency, and excessive fluctuations in suspended solids in the effluent. It maintains a stable effective flow area on the irregular platform filter surface and reduces the frequency of filter layer disassembly and replacement.

The utility model relates to the technical field of sewage treatment, in particular to scum collecting equipment for a biological tank of a sewage treatment plant, which comprises a biological tank body, supporting seats are fixedly mounted on the front side and the rear side of the upper end of the biological tank body, a first chain wheel and a second chain wheel are arranged on the sides, close to each other, of the two supporting seats, and chains are arranged on the outer sides of the first chain wheel and the second chain wheel. A net plate is arranged between the two supporting seats, a slag discharging bin is arranged on the right side of the upper end of the biological tank body, an electric telescopic rod is arranged at the upper end of the slag discharging bin, and a fishing net is arranged below the slag discharging bin; the first driving motor is used for driving the net plate to sweep the surface of sewage, scum on the surface of the sewage is repeatedly pushed to the position below the right side scum discharging bin, the electric telescopic rod drives the fishing net to ascend, the spiral blade is attached to the fishing net, the second driving motor drives the spiral blade to rotate, and the scum on the surface of the fishing net is output to the scum discharging opening. Cleaning of the salvage net and centralized collection of the scum are achieved, convenience and rapidness are achieved, and the collection efficiency of the scum is improved.

The present application relates to railway roadbed technical field, disclose a kind of railway roadbed anti-seepage drainage system, comprising: solid waste base composite anti-seepage layer, solid waste base composite anti-seepage layer is set in the upper of road basic body along height direction;Hierarchical solid waste drainage layer, hierarchical solid waste drainage layer is set between solid waste base composite anti-seepage layer and road basic body;Slope anti-seepage slope protection layer, slope anti-seepage slope protection layer is set on roadbed slope;Intercepting and draining structure, intercepting and draining structure is set on solid waste base composite anti-seepage layer;Roadbed side drainage system, roadbed side drainage system is respectively communicated with hierarchical solid waste drainage layer, slope anti-seepage slope protection layer and intercepting and draining structure, suitable for collecting liquid from hierarchical solid waste drainage layer, slope anti-seepage slope protection layer and intercepting and draining structure and leads to the range of roadbed. Hierarchical solid waste drainage layer rapidly leads to drainage leachate, cooperates with roadbed side drainage system to collect and process, reduces water body invasion risk. Slope anti-seepage slope protection layer intercepts slope water body penetration, leads into drainage system, prevents penetration road basic body.

The utility model relates to welding protection cover technical field discloses a kind of fly-spraying shielding's mesh cover main reinforcement wire welding protection cover, including base, the top of the base is fixedly connected with slide rail, the outer wall of the slide rail is slidably connected with electric sliding platform, the electric sliding platform one side is equipped with telescopic link, the drive end of the telescopic link is fixedly connected with large aperture fixed mesh cover, the top of the large aperture fixed mesh cover is fixedly connected with top plate, the bottom of the top plate is equipped with splash-proof assembly, the top rear side of the base is equipped with mechanical arm, the front end of the mechanical arm is equipped with welding device.In the utility model, by top shower downward jet airflow, guide high-temperature spark to fall into collection box, combined with multilayer protective net to realize active inhibition and centralized collection;Meanwhile, dark color filter and transparent splash-proof board structure are used, so that welder can observe welding process without bending over, and safety, cleanliness and operation convenience are improved.

The application provides a rotating structure and a semi-automatic assembly jig, which are applied to the technical field of workpiece assembly and comprise a driving mechanism, a resistance mechanism and a rotating table. The driving mechanism comprises a push block and a telescopic cylinder, the push block is driven to reciprocate by the telescopic cylinder, and the resistance mechanism comprises a clamping block and a spring rod. The rotating table is provided with a clamping groove two and a clamping groove one. When the push block moves forward, the clamping structure of the push block and the clamping groove two drives the rotating table to rotate, and the meshing action of the clamping block and the clamping groove one clamps and positions the rotating table. In the rotating process of the rotating table, the spring rod is driven to retreat by the thrust of the rotating table and sequentially enters the next clamping groove one to clamp and position the rotating table. Through the synergistic effect of the driving mechanism and the resistance mechanism, the interval rotation of the rotating table is realized. Through the structural design of the driving mechanism, the resistance mechanism and the rotating table, the rotating table can intermittently rotate, so as to drive the workpieces on the rotating table to pass through different stations in sequence, so that different processes can be completed.