25results about How to "Improve scraping efficiency" patented technology

This utility model discloses a waste heat recovery device for an oxalyl chloride distillation column, relating to the field of waste heat recovery technology. The utility model includes a heat exchange tank; the heat exchange tank is frustoconical in shape, and a water storage tank is fixedly connected inside the heat exchange tank. The water storage tank and the heat exchange tank have the same inverted cone inclination angle. An annular slide rail is fixedly connected to the bottom surface of the heat exchange tank, and a turntable is rotatably connected to the surface of the heat exchange tank. Several sets of extension plates are symmetrically hinged to the bottom surface of the turntable. Several sliding rods are symmetrically slidably connected inside the extension plates. Stops are fixedly connected to the periphery of the sliding rods, and springs are provided between the stop blocks and the extension plates. Moving plates are fixedly connected between the sliding rods in the same group, and brush bristles are provided on the moving plates. In use, by pulling the handle back and forth, multiple sets of brush bristles can be driven to repeatedly scrape away impurities on the outer surface of the water storage tank, preventing impurities on the steam from contaminating the outer surface of the water storage tank during waste heat recovery, thus avoiding impact on waste heat recovery efficiency.

The utility model discloses an air spring automatic regulation belt conveyer sweeper, specifically related to belt conveyer cleaning technical field, including two belt support crossbeam, be equipped with the sweeper overall support between two belt support crossbeam, the sweeper overall support top is equipped with the scraper body, elastic mechanism, elastic mechanism is located between the scraper body and the sweeper overall support, is used to exert the elastic force to the scraper body, guide mechanism, guide mechanism is located the sweeper overall support top, is used to the orientation to the scraper body, gas supply mechanism, gas supply mechanism communicates with elastic mechanism, the utility model discloses a scraper body will compress air spring body, air spring body will give the scraper body an upward force makes the scraper always close belt, and the residual on the belt is scraped, simultaneously, the scraper will slide between two guide wheel bodies, and then improve the scraping efficiency of the scraper and guarantee the stability when the scraper moves.

The invention relates to the related technical field of sewage treatment, in particular to mouthwash production sewage treatment equipment which comprises a treatment pond, the treatment pond is divided into a coagulation zone, a flocculation zone and an air flotation zone, the treatment pond is provided with a mixing and shaking assembly in the coagulation zone, and the mixing and shaking assembly stirs and mixes sewage and a coagulant to form a mixed solution; the mixing and shaking assembly comprises a shaking barrel, the shaking barrel performs conical circumferential swinging in the coagulation area, the treatment tank is provided with a shaking and feeding assembly in the flocculation area, and the shaking and feeding assembly is used for uniformly sprinkling a flocculating agent into the coagulated sewage. Through conical swinging mixing of the coagulation area, reciprocating material sprinkling and staggered stirring of the flocculation area, fan-shaped stirring and gathering scraping of the air flotation area and continuous reciprocating motion of a stirring separation assembly, it is ensured that scum is removed in time, and the situation that the air flotation effect is affected due to the fact that a scum layer is too thick is avoided; the whole structure is compact, transmission is efficient, and the treatment efficiency of mouthwash production sewage and the stability of effluent quality are remarkably improved.

The utility model discloses an automatic scaling powder slicking mechanism which is used for solving the technical problem that the production efficiency is reduced due to the fact that an existing automatic scaling powder slicking mechanism needs to be shut down to add scaling powder. The device comprises a rack, a detection assembly, a scraper assembly and a soldering flux adding assembly, a bearing seat is arranged at the top of the rack, a bearing groove is formed in the bearing seat, and a scraper is detachably mounted in the bearing groove; the scraper assembly is located above the bearing groove and driven to move in the length direction of the scraper in a reciprocating mode. The scaling powder adding assembly is installed on the rack and used for adding scaling powder to the scraper assembly. The detection assembly is installed on the bearing base and electrically connected with the scaling powder adding assembly, and the detection assembly is used for detecting the volume of scaling powder in the scraper assembly.

The utility model discloses annular valve piece raw material cleaning equipment relates to valve piece raw material cleaning technical field, including the cleaning pool of spring steel band to carry out cleaning, be provided with a plurality of guide rollers between the front and rear pool wall of cleaning pool, the adjacent two guide rollers are arranged up and down, and the front and rear sidewall on the discharge end of cleaning pool is installed with the liquid scraping mechanism, and the upper half portion of liquid scraping mechanism projects cleaning pool, and the liquid scraping mechanism includes two symmetrical arrangement's scraper, and the both ends of scraper are fixed on the front and rear pool wall of cleaning pool, and the two scrapers form the draining space of " V " type between two, and the both ends of two scrapers are butted on the both sides of spring steel band. The utility model discloses liquid scraping and draining completely, and the design of " V " type draining space makes residual liquid natural collection, and cooperates with the water leakage hole of inclination and realizes quick liquid discharge, and rubber strip and spring steel band closely adhere, improve the liquid scraping efficiency, and effectively avoid secondary pollution and steel band corrosion caused by residual liquid.

The utility model discloses a sewage sedimentation tank bottom mud scraping device which comprises a rectangular cross rod, a controller and a mud scraping mechanism, the controller is arranged on the upper end face of the rectangular cross rod, the mud scraping mechanism is located below the rectangular cross rod, the left end and the right end of the rectangular cross rod are each provided with a multi-stage electric telescopic rod, and the multi-stage electric telescopic rods are electrically connected with the controller; a motor cavity is formed in the rectangular cross rod, a power motor is inversely arranged in the motor cavity, the rear end of the power motor is fixedly connected with the top of the motor cavity, the power motor is electrically connected with the controller, a transmission shaft is fixedly arranged on an output shaft of the power motor, and the transmission shaft penetrates out of the bottom of the rectangular cross rod to be detachably connected with the mud scraping mechanism; the sludge scraping device is used for solving the technical problems that the length of an existing sludge scraping device at the bottom of the sewage sedimentation tank cannot be automatically adjusted and needs to be manually adjusted, the adjustment and installation time is long, the efficiency is low, and the sludge scraping efficiency at the bottom of the sewage sedimentation tank is low.

This utility model discloses a piston assembly with a combined piston ring and unloading groove structure, suitable for hydrogen combustion engines, including a piston ring assembly and a piston; the piston has a first ring groove and a second ring groove arranged sequentially from top to bottom, and an unloading groove is provided at the circumferential land between the first ring groove and the second ring groove, the lower end face of the unloading groove is inclined outward, and the inclination angle β satisfies 0°<β<90°; the piston ring assembly includes a top ring, which is disposed in the first ring groove, and the top ring includes a ring body and a scraper, the lower end face of the ring body is provided with a first groove that runs through the circumference, the first groove extends from the outer edge of the ring body inward, the first groove is used to embed the scraper, and the scraper can extend and retract radially along the first groove; the ring body and the scraper are respectively provided with a first opening and a second opening that run through both the radial and axial directions, and the circumferential offset angle α between the first opening and the second opening satisfies 90°≤α≤180°.

The utility model discloses a feeding device and a blow molding machine, the feeding device comprises a hopper, a slag scraping unit and an impurity removing unit, and the slag scraping unit comprises a slag scraping ring; the impurity removal unit comprises an impurity removal part and a driving assembly, the impurity removal part has magnetism and is used for adsorbing iron impurities, the shape and size of the section of the impurity removal part are matched with those of the slag scraping ring, and the driving assembly is in transmission connection with the impurity removal part to drive the impurity removal part to move between the hopper and the slag scraping ring; and the impurity removal piece can penetrate through the slag scraping ring to scrape iron impurities on the surface of the impurity removal piece. The blow molding machine comprises a feeding device. Compared with the prior art, the feeding device of the blow molding machine is provided with the slag scraping ring, the driving assembly can drive the impurity removing part to penetrate through the slag scraping ring, iron impurities on the surface of the impurity removing part and attached molten plastic are scraped together, the scraping efficiency is high, only one action is needed, and the scalding danger caused by manual scraping is avoided.

The utility model relates to a steel wire rope oil scraping device, which relates to the technical field of steel wire rope processing equipment, and comprises an oil scraping cylinder and a pretreatment cylinder, the oil scraping cylinder is formed by splicing a first sealing shell and a second sealing shell, inner grooves are formed in the first sealing shell and the second sealing shell, oil scraping grooves are embedded in the inner grooves, and the pretreatment cylinder is connected with the oil scraping cylinder. An extrusion assembly is embedded in the oil scraping groove, and the inner wall of the oil scraping cylinder is connected with an oil outlet pipe; the pretreatment cylinder is fixedly installed at the front end of the oil scraping cylinder through a supporting rod, an inserting hole is formed in the pretreatment cylinder, a support is installed in the inserting hole, and a plurality of elastic bristles evenly distributed in the circumferential direction are arranged on the support. The extrusion assembly is additionally arranged in the oil scraping groove in the oil scraping cylinder, the extrusion block can be tightly attached to the surface of the steel wire rope all the time through the spring of the extrusion assembly, it is guaranteed that oil is evenly scraped on the steel wire rope, the oil scraping extrusion force of the steel wire rope can be increased, and the oil scraping effect is further improved.

The utility model discloses an energy-saving medicine evaporation and crystallization device which comprises an evaporation and crystallization kettle, a medicine inlet pipe, a crystallization calandria, an electromagnetic valve, a vacuum pump assembly and a convenient disassembly and assembly mechanism, the medicine inlet pipe is arranged at the left end of the top of the evaporation and crystallization kettle, and the crystallization calandria is arranged at the bottom of the evaporation and crystallization kettle. The electromagnetic valve is arranged on the crystallization calandria, the vacuum pump assembly is arranged at the right end of the top of the evaporative crystallization kettle, and the convenient disassembly and assembly mechanism is arranged on the evaporative crystallization kettle. According to the scheme, the convenience of disassembly, assembly and carrying of the evaporative crystallization kettle is greatly improved, more time and labor are saved, and the scraping efficiency of crystals is effectively improved.

This application relates to the field of vehicle windshield wiper technology, and more particularly to a vehicle windshield wiper structure and a vehicle. The vehicle windshield wiper structure includes a wiper body, an air jet mechanism, a swivel sensor, and an air compressor. The air jet mechanism includes a main air duct and multiple air jet ducts, the main air duct being connected to the multiple air jet ducts and the air compressor. The swivel sensor detects the rotation angle of the wiper body, and the air compressor provides compressed air to each air jet duct through the main air duct for cleaning a preset area. By incorporating an air jet mechanism and a swivel sensor on the wiper body, this application allows the air jet mechanism to eject compressed air when the rotation angle of the wiper body is greater than or equal to a preset rotation angle. This compressed air is then used to clean a preset area outside the actual wiping area of ​​the wiper body, thereby expanding the wiper's wiping range and improving its wiping efficiency, ultimately enhancing the driver's field of vision and improving driving safety.

This invention discloses a fuzzy adaptive intelligent wiper motor control method and system based on noise evaluation. It includes an initial speed curve design module for generating an initial angular velocity curve based on the wiper operating frequency and wiping angle; an adaptive algorithm optimization module that processes real-time wiper operating data through a fuzzy logic controller, outputting speed and acceleration adjustment values; a neural network optimization module that uses a multi-layer feedforward neural network to optimize the fuzzy logic controller parameters to minimize the objective function; and a motor control module that adjusts the motor setpoint in real time based on the optimized adjustment values. This invention solves the problem of abnormal noise from automotive wipers, which is caused by excessive noise or insufficient wiping efficiency due to improper speed control. It significantly reduces operating noise, ensures that the wiping frequency meets regulatory requirements, and improves the adaptability and stability of the control system.

This utility model relates to the field of chemical pipeline technology, specifically to an anti-crystallization chemical pipeline insulation structure, comprising: a pipe body including an anti-crystallization pipeline; and a connecting mechanism including a first arc-shaped connecting plate, the first arc-shaped connecting plate acting on the surface of the anti-crystallization pipeline, and a first insulation cotton pad fixedly connected to the surface of the first arc-shaped connecting plate. This utility model, through the connection of the first arc-shaped connecting plate and the mounting block, allows the first arc-shaped connecting plate and the second arc-shaped connecting plate to be installed on the surface of the anti-crystallization pipeline, so that the connecting block is installed on the surface of the mounting block, allowing the connecting base to be inserted into the mounting block, and allowing the limiting buckle to deform and engage at the mounting block, thereby fixing the installation position of the first arc-shaped connecting plate and the second arc-shaped connecting plate for insulation treatment of the anti-crystallization pipeline. Conversely, the first arc-shaped connecting plate and the second arc-shaped connecting plate can be disassembled to ensure the insulation efficiency of the anti-crystallization pipeline.

This application discloses a lubrication and anti-overflow device for a coil drawing machine, including a coil drawing machine mold. An oil tank is provided on the lower surface of the mold, and the oil tank is connected to a circulating oil tank via a return oil pipe. An oil pump is provided on the upper surface of the circulating oil tank, and the pump is connected to two movable nozzles via an oil delivery pipe. The device also includes an oil receiving tray, which is located on the side of the oil tank away from the mold. The inside of the oil receiving tray is connected to a support roller via a support frame, and the support roller is rotatably connected to the support frame. An oil scraper is provided above the support roller. The support roller and oil scraper of this application can scrape excess lubricant from the discharge surface onto the oil receiving tray. The strip-shaped oil discharge groove and scraping structure improve the filtration and circulation efficiency of the lubricant, increasing its recycling rate. The downward pressing component allows the oil scraper to contact the material, improving scraping efficiency and ensuring a clean working environment.

The utility model discloses a laser cutting machine with a protective structure, which relates to the technical field of laser cutting machines and comprises a machine tool, a laser cutting component is mounted in the machine tool, and a protective component is arranged on the machine tool. The laser cutting assembly comprises a longitudinal sliding block driven by a second driving part to move, and a laser cutter is fixedly connected to one side of the longitudinal sliding block. The protection assembly comprises a protection cover sliding on one side of the machine tool, one side of the protection cover is fixedly connected with a sliding plate, and one side of the sliding plate is fixedly connected with a rack. Through the rack and the circular gear, automatic synchronization of opening and closing of the protective cover and the cutting process is achieved. Before cutting, an air cylinder drives a rack to be meshed with a gear to drive a sliding plate and a protective cover to be completely closed, a totally-closed machining space is formed, and chippings are thoroughly prevented from splashing; after cutting is completed, the cover is reversely driven to be opened, the protection action is accurately matched with the machining time sequence, and safety is remarkably improved.

The utility model discloses an anti-scaling scraper, which relates to the technical field of drying machines, and comprises a mounting seat, a plurality of scraper group fixing plates, a chute, a scraper seat, a transmission rod, a blade clamping plate, a scraper and a driving mechanism, the side surface of the mounting seat is in the shape of a right trapezoid, and the plurality of scraper group fixing plates are uniformly and fixedly connected to one side of the inclined surface of the mounting seat; the sliding groove is formed in the upper portion of the scraper set fixing plate, the scraper base is connected in the sliding groove in a sliding mode, the transmission rod is connected to the scraper base through threads, a first thread and a second thread which are opposite in direction are arranged on the transmission rod at intervals, the blade clamping plate is installed in the scraper base, and the scraper is riveted in the blade clamping plate. The driving mechanism comprises a driving motor, a rotating rod, a driving gear and a driven gear, the driven gear is fixedly connected to the end of the transmission rod, the distance between the blade and the drying disc is adjusted through the scraper, and abrasion to the drying disc is effectively prevented.

The invention relates to the technical field of sewage treatment, in particular to a waste water zero discharge treatment control method and device for a waste incineration power plant, the waste water zero discharge treatment control device for the waste incineration power plant comprises a flotation tank, and the flotation tank is an annular area. The annular flotation tank is arranged, the water inlet area, the reaction area, the air flotation contact area and the separation area are arranged at intervals from inside to outside, and the straight line where the water flow direction of wastewater flowing into the separation area from the air flotation contact area is located is inclined to the radial line of the flotation tank, so that the wastewater has tangential force after flowing into the separation area; according to the air-flotation slag removal device, waste water in the separation area and scum floating above the liquid level rotate in the circumferential direction at the same time, the scum above the liquid level is thrown into the slag collection area under the action of centrifugal force, therefore, separation of the scum and the waste water is achieved, in the whole air-flotation slag removal process, due to the fact that a scraping plate does not need to be used for scraping the scum, additional machine halt for scum removal is not needed, and the cost is reduced. Therefore, the foam scraping efficiency can be improved.

A high-quality zinc powder production device and process method thereof. It relates to the field of zinc powder production. It comprises a heating furnace, the heating furnace comprises a furnace body and a melting pot and a vaporization pot arranged in the furnace body, the melting pot is used for melting raw materials in solid state, the vaporization pot is used for vaporizing raw materials in molten state, the top of the melting pot is provided with a movable sleeve outside, the movable sleeve can reciprocate along the axial direction of the melting pot, the bottom of the movable sleeve is provided with an elastic support assembly, the elastic support assembly is used for supporting and resetting the movable sleeve; the top of the melting pot is provided with a slag removal plate, the outer side of the furnace body is provided with a driving mechanism, the bottom of the slag removal plate is attached to the top of the movable sleeve, and the driving mechanism is used for driving the axial or radial movement of the slag removal plate and the movable sleeve. Under the reciprocating movement and the pressing action of the slag removal plate, the removal efficiency of the dross is effectively improved, and safety accidents are avoided.

This utility model discloses an aluminum foil roller scraper, including a scraper assembly detachably connected to a support frame via a connecting groove. The lower end of the support frame is hinged to a fixed base. A first spring in the connecting groove abuts against the scraper assembly to achieve floating compensation. A ball bearing inside the transverse blind hole, in conjunction with a second spring, forms a transverse fine-tuning structure with the groove of the scraper assembly. The angle locking mechanism uses an arc-shaped plate extending from the support frame to attract an electromagnet in the fixed base, achieving double locking with a threaded nut at the end of the hinge shaft. The scraper assembly has an embedded reinforcing mesh and is covered with a rubber scraper with oblique serrated texture, improving scraping rigidity and flow guiding effect. The fixed base is equipped with a recovery tank connected to an oil storage tank, and waste oil is recovered through an oil collection hole and a filter screen. Simultaneously, the oil flow cools the electromagnet. This device improves scraping stability through floating compensation, integrates oil recovery and cooling functions, and features self-adjustment, easy maintenance, and high efficiency.

The utility model relates to the technical field of mineral flotation, in particular to a large-flow ore pulp bubble manufacturing device and a flotation machine. Comprising a spiral air injection device and an air inlet pipe, the air inlet pipe is communicated with the top of the spiral air injection device, the bottom of the spiral air injection device is communicated with a plurality of direct injection pipes, and the direct injection pipes are located at the bottom of the spiral air injection device and arranged in the horizontal direction. By means of the structure, deposition of mineral powder at the bottom of the flotation machine can be reduced, when the mineral powder is deposited at the bottom of the flotation machine, high-pressure air sprayed out of the direct spraying pipe can blow the mineral powder deposited at the bottom of the flotation machine again, and therefore the flotation efficiency is improved; in addition, the content of air in the ore pulp can be increased through high-pressure air sprayed out of the direct spraying pipe, and the flotation efficiency is further improved.

The invention relates to the technical field of hard alloy column tooth passivation, and particularly discloses a hard alloy column tooth passivation machine tool which comprises a frame body, an inner cylinder is rotationally arranged at the upper end of the frame body, a cylinder cover is hinged to the upper end of the inner cylinder, a clamping assembly is arranged on the bottom wall of the inner cylinder, a liquid storage tank is arranged on one side of the frame body, and a water pump is arranged on one side of the liquid storage tank. The water inlet end of the water pump communicates with the liquid storage tank, the water outlet end of the water pump communicates with the middle of the bottom wall of the inner cylinder, and an electrolytic passivation mechanism is arranged on the inner bottom wall of the inner cylinder; the cylindrical teeth are placed in the inner cylinder, the clamping assembly can stably clamp the cylindrical teeth, then the cylinder cover is closed, the water pump is started, the water pump on one side of the frame body pumps electrolyte in the liquid storage box into the middle of the bottom wall of the inner cylinder, and at the moment, the electrolytic passivation mechanism can make the polished ends of the cylindrical teeth generate uniform passivation films; and the scraping effect and scraping efficiency of the passivation film are improved, so that the passivation effect of the column teeth is improved, the corrosion resistance of the column teeth is improved, and the service life of the column teeth is prolonged.

The utility model discloses silica gel slicking equipment, which relates to the technical field of silica gel slicking appliances and comprises an operation box and a working box, a box door is movably hinged to the front end of the working box, an observation window is mounted on the box door, and a slicking component is mounted in the working box; according to the utility model, the quick clamp is matched with the clamping plate, so that a product can be conveniently and quickly clamped, and the disassembly and assembly efficiency of the product is improved; through cooperation of a first electric sliding table and a scraper, silica gel slicking can be conducted on a product conveniently and rapidly, and the slicking efficiency of the silica gel is improved; through cooperation of a second electric sliding table and a scraper, the silica gel slicking height can be conveniently adjusted according to different products, and the silica gel slicking thickness diversity is improved; the electric rotary sliding table is matched with the scraper, so that the slicking height and the slicking angle of the silica gel are conveniently and finely adjusted, and the slicking effect of the silica gel is improved; and through the cooperation of the positioning pin and the hand screw, the scraper can be conveniently and quickly disassembled, so that residual silica gel on the scraper can be conveniently cleaned, and the scraping effect of the scraper is improved.

The utility model belongs to rotary evaporator cleaning technical field discloses a kind of rotary evaporators of convenient cleaning, its structure includes bearing table, evaporating flask and ultrasonic cleaning machine tank: the inside of bearing table is equipped with ultrasonic cleaning machine tank, the both sides of bearing table are equipped with sliding slot one;The inside of sliding slot one is slidably connected with sliding block, the upper surface of sliding block is fixedly connected with support block, the inside of support block is equipped with sliding slot two, the inside of sliding slot two is slidably connected with mobile bearing block.This kind of rotary evaporator of convenient cleaning, by ultrasonic auxiliary collection evaporating flask inside's diped extract, utilize the high-frequency vibration generated by ultrasonic, effectively weaken the adhesion between diped extract and evaporating flask wall, promote diped extract to fall off from bottle wall fast, not only greatly improve scraping efficiency, save manpower and time cost, can also reduce diped extract residue, significantly improve recovery efficiency, while the quality and active ingredient of diped extract can be stabilized, avoid introducing solvent, reduce the risk of diped extract being contaminated.

This application relates to the field of wastewater treatment technology and discloses a wastewater treatment process. The process includes wastewater flotation treatment using an air flotation tank. The air flotation tank is equipped with a scum scraping device, which includes a horizontally reciprocating frame. A vertical frame is movably connected to the horizontal frame, and several scrapers are evenly distributed at the bottom of the vertical frame. The vertical frame allows the scrapers to move vertically relative to the horizontal frame. At the lowest point, the scraper's bottom edge is close to the liquid surface; at the highest point, the scraper does not contact the scum during movement. This wastewater treatment process uses multiple sets of scrapers that reciprocate, relaying the movement of scum. The amount of scum accumulated during scraper movement is reduced, as is the amount of scum leaking out from under the scrapers. Simultaneously, the scrapers divide the liquid surface and scum into multiple small pieces, each isolated by the scrapers. The movement of each small piece has minimal impact on the overall liquid surface within the air flotation chamber, and the amount of clean water affected by the scraper and scum movement is minimal.