110results about How to "Improve filter quality" patented technology

The invention belongs to the technical field of filtering equipment, and particularly relates to a candle filter which comprises a filtering tank, filter element pipes are arranged in the filtering tank and connected with a liquid collecting pipe, a scraping plate is arranged on the inner wall of the filtering tank in a sliding mode, a plurality of cake scraping mechanisms are arranged on the scraping plate, each cake scraping mechanism is provided with a plurality of scraping plate holes, and the scraping plate holes correspond to the filter element pipes in a one-to-one mode. The diameter of the scraper hole is larger than the outer diameter of the filter element pipe, the filter element pipe penetrates through the scraper hole, a scraper assembly is arranged in the scraper hole, a first liquid inlet is formed in the bottom of the filtering tank, a second liquid inlet is formed in the upper end cover, and the first liquid inlet is connected with a stock solution tank and a waste liquid tank through a pipeline provided with a first electric control valve; and the second liquid inlet is connected with the stock solution tank and the waste liquid tank through a pipeline provided with a second control valve. According to the candle filter provided by the invention, the scraper assembly can scrape off the outer wall of the filter cake layer in the filtering process, so that the filter cake layer is always in the optimal filtering effect range, the filtering effect is ensured, and meanwhile, the filtering efficiency is also improved.

The invention discloses a cyclone filter for sponge city rainwater collection, and relates to the technical field of cyclone filters, the cyclone filter comprises a support base, a filter cartridge is fixedly mounted on the support base, and the cyclone filter also comprises a decontamination assembly arranged on the filter cartridge and used for cleaning a fine filter screen and a coarse filter screen in the filter cartridge; the blocking assembly is arranged on the decontamination assembly, so that after the interior of the filter cartridge is blocked, the inlet of the filter cartridge is blocked at the same time; the automatic pollution discharge assembly is arranged in the filter cartridge and is used for automatically cleaning impurities such as silt accumulated in the filter cartridge; and the stirring assembly is arranged above the sewage discharging assembly and is used for increasing the centrifugal force of rainwater in the filter cartridge. According to the device, when the water flow is reduced due to blockage of the filter screen, the decontamination assembly can be automatically triggered, and the filter screen is cleaned through cooperation of the electromagnet and the cleaning brush, so that the problem that the filtering efficiency is reduced due to long-term blockage of the filter screen is effectively avoided, and smooth collection and efficient filtration of rainwater are ensured.

The invention relates to the technical field of liquid filtering, in particular to a filtering device and method based on automobile lamp injection mold cooling liquid recycling treatment, and the filtering device comprises a filtering tank and a filtering cylinder which is arranged in the filtering tank and used for filtering cooling liquid, and further comprises a spiral liquid inlet pipe which is vertically arranged in the filtering tank and used for conveying the cooling liquid; a plurality of blades for blowing air to the spiral liquid inlet pipe are arranged in the filtering tank, the bottom of the filtering tank is communicated with an air inlet pipe for air to enter, and a driving assembly for driving the plurality of blades to rotate is arranged in the filtering tank. The transmission roller is matched with the rotating roller, so that the blades rotate at a high speed, air is extracted from the air inlet pipe and discharged through the air guide pipe, airflow accurately penetrates through the center of the spiral liquid inlet pipe, and the heat dissipation efficiency is greatly improved.

The invention relates to the field of waste gas treatment, in particular to a waste gas treatment device and method for adhesive tape production, the waste gas treatment device comprises a treatment tank, one side of the treatment tank is communicated with a gas inlet pipe, one side below the treatment tank is connected with a gas outlet pipe, and a liquid discharge pipe is mounted below the treatment tank. According to the waste gas treatment device, the connecting holes are annularly distributed and are also obliquely formed, so that waste gas is annularly conveyed into the treatment tank when entering the treatment tank, and the waste gas and conveyed air can be spirally downwards conveyed while the air conveying efficiency is improved through the rotation of the fan I, so that the waste gas and the conveyed air are uniformly sprayed when a spraying nozzle sprays; according to the device, the mixing effect with waste gas can be improved, particles obtained after spraying and filtering can fall on the connecting disc and are scraped through rotation of the connecting disc, and the spraying liquid falls and finally remains at the bottom of the treatment tank, so that waste gas particles left in the used spraying liquid are reduced, and the recycling and filtering cost of the waste spraying liquid is reduced; meanwhile, the waste gas filtering efficiency and quality can be improved.

The utility model discloses a quick unloading filter press, which belongs to the technical field of filter presses, and comprises a fixing frame, a filter pressing assembly and a vibration assembly are arranged in two sides of the fixing frame, the filter pressing assembly comprises a screw rod, the screw rod is rotatably arranged at the top of one side of the fixing frame, the outer side of the screw rod is in threaded connection with a square nut, and the screw rod is in threaded connection with the vibration assembly. A sliding plate is fixedly mounted on one side of the square nut, and a plurality of groups of sliding grooves are formed in the sliding plate, so that the plurality of groups of filter pressing plates can be quickly close to and far away from each other, the filter pressing on an object is tighter, pressure can be applied more uniformly, the solid-liquid separation effect is improved, and the filtering effect is more ideal; and the mud cakes and the residues on the surface of the filter pressing plate are removed through reciprocating vibration, so that the surface of the filter pressing plate can be kept clean, the influence of the residues on the filtering effect is reduced, the filtering quality is improved, and the purity of a product is ensured.

The invention relates to the technical field of aquaculture, in particular to aquaculture filtering equipment which mainly comprises a filtering tank and a stirring mechanism, a water drainage opening is formed in the bottom face of the filtering tank in a penetrating mode, a water inlet and a medicine adding opening are formed in the top face of the filtering tank in a penetrating mode, and the stirring mechanism is arranged in the filtering tank and comprises a baffle located in the filtering tank. And the vibrating mechanism is arranged below the barrier plate. A motor drives a rotating shaft, a limiting strip and a rotating plate to rotate, when the rotating plate drives a connecting shaft and a stirring blade to rotate, a roller on the connecting shaft rolls on the inner wall of a fixed frame, and under the action of the roller, the fixed frame, a groove body and a fixed rod, the connecting shaft and the stirring blade revolve, rotate and move up and down in a reciprocating manner at the same time; therefore, contact and reaction between the flocculating agent and the water body are more uniform, the flocculating agent can fully play a role, impurity particles are fully captured or coagulated, and the impurity separation and precipitation effect and the water body filtering quality in the water treatment process are improved.

The present invention discloses a low-voltage environmentally friendly condensation and filtering device, which relates to the field of filtering technology, wherein the low-voltage environmentally friendly condensation and filtering device comprises a movable seat, a control component and a filtering component; the technical scheme of the present invention is to respectively arrange a plurality of filter elements between a first electrode and a second electrode and between the second electrode and a grounding part, and to generate a weak current by energizing the first electrode and the second electrode and outputting a low voltage, so that the electric power generated between the filtering media becomes smaller, thereby reducing energy consumption, and generating a potential difference between the first electrode and the second electrode and between the second electrode and the grounding part, so that impurities are affected by the change of the electric field and aggregate into clusters, and the clustered impurities avoid passing through the gap in the filter element, thereby improving the filtering quality of the filter element.

The invention provides a video frame processing method and device, electronic equipment and a storage medium. The video frame processing method comprises the following steps: acquiring a plurality of video frames from a video to be used for coding; determining a filtering reference frame of the current video frame based on the frame type and the coding reference relation of the current video frame to be filtered in the plurality of video frames; and performing time domain filtering of motion compensation on the current video frame based on the filtering reference frame of the current video frame.

The utility model relates to a filter for composite carbon source production, which comprises a filter barrel, a rotating rod is rotatably arranged in the filter barrel, impurities can be quickly and effectively separated from fluid by centrifugal force, a first stirring shaft is rotatably arranged on a support, and the top end of the first stirring shaft extends out of a stirring barrel. A plurality of first stirring blades are arranged on the outer wall of the first stirring shaft, various impurities and particles in a composite carbon source can be more uniformly distributed in fluid, the influence of non-uniformity on the filtering quality of the filter is reduced, first filtering layers are arranged in multiple groups of through grooves, and second filtering layers are arranged on the outer sides of the multiple groups of first filtering layers, so that the filtering quality of the filter is improved. Third filtering layers are arranged on the outer sides of the multiple groups of second filtering layers, liquid is filtered layer by layer, impurities and particles of different sizes and types can be gradually removed, and therefore the filtering efficiency of the filter is improved.

The invention relates to the field of sewage filtering equipment, and discloses a sewage filtering device and method for a building construction site, the sewage filtering device comprises a first underframe, a second underframe on the right side of the first underframe, and a third underframe on the left side of the first underframe, the upper end of the first underframe is fixedly connected with a sedimentation tank, and the upper end of the sedimentation tank is fixedly connected with a coarse filtering tank. According to the sewage filtering device and method for the building construction site, by arranging multi-stage treatment structures such as the coarse filter tank, the sedimentation tank, the oil-water separation tank, the fine filter and the disinfection tank, pollutants of different types and particle sizes in sewage of the building construction site can be gradually removed; a filter grating, a first filter screen and a second filter screen in the coarse filter tank can effectively intercept impurity particles from large to small, a shell bottom and a spoiler of the sedimentation tank can efficiently settle heavy particles such as silt, and a plurality of filter layers with different particle sizes and materials in the fine filter can further remove residual fine particles and soluble pollutants. The overall filtering quality of the sewage is obviously improved.

The utility model discloses a device for removing micro sodium particles in electronic grade sulfuric acid, which comprises a tank body, a temporary storage cavity and a liquid discharge cavity, the temporary storage cavity and the liquid discharge cavity are arranged at two ends inside the tank body, a communicating pipe and a circulating pipe which are communicated with the temporary storage cavity and the liquid discharge cavity are respectively arranged inside and outside the tank body, a filter is arranged on the circulating pipe, and an air inlet pipe is arranged at the top of the liquid discharge cavity. And an external nitrogen gas source is communicated in the gas inlet pipe. The effect of improving the filtering efficiency and quality of the electronic-grade sulfuric acid is achieved.

The utility model relates to the technical field of kitchen garbage treatment, and discloses kitchen garbage filtering equipment which comprises a bottom plate and supporting legs, the supporting legs are fixedly connected to the positions, close to the four corners, of the bottom face of the bottom plate, a U-shaped seat is installed on the upper portion of the bottom plate, a first rotating rod is rotationally connected to the surface of the U-shaped seat, and a second rotating rod is installed on the surface of the U-shaped seat. A filter barrel is fixedly connected to the top end of the first rotating rod, a plurality of placing grooves distributed in a circular array are formed in the filter barrel, a centrifugal filter cylinder is arranged in the filter barrel, a plurality of clamping blocks distributed in a circular array are fixedly connected to the surface of the centrifugal filter cylinder, and the clamping blocks are clamped in the placing grooves; and the centrifugal filter cylinder is placed in the filter barrel through mutual cooperation of the clamping block and the placement groove, a rotating motor is fixedly installed on the surface of the U-shaped seat, kitchen garbage can be filtered in a dynamic mode, and the filtering effect is good.

The present application relates to waste gas treatment technical field, especially to a kind of waste gas denitration device for garbage incineration.The technical problem is that the existing denitration treatment device injection angle is fixed, and the distribution of denitration solution in waste gas passage is uneven, which leads to low denitration quality.A kind of waste gas denitration device for garbage incineration, including incinerator, incinerator is equipped with flue gas duct, flue gas duct is equipped with branch flue, flue gas duct is equipped with liquid delivery pipe and shunt pipe, shunt pipe and liquid delivery pipe are connected with ball valve between, ball valve is equipped with valve core.Transmission gear rotation will drive gear ring rotation, gear ring rotation will drive driving gear rotation, driving gear rotation will drive rotating rod rotation, rotating rod rotation will drive spray pipe rotation through hexapod, so that spray pipe can rotate and spray denitration solution, in this way, the denitration solution in branch flue chamber can be more evenly distributed, so as to improve waste gas denitration quality.

The utility model relates to a filtering device for amitraz production, which comprises a frame body, a filtering box is fixedly connected in the frame body, a feeding pipe is fixedly connected at the top of the filtering box, a transmission mechanism is arranged at the top of the frame body, a backflow preventing mechanism is arranged in the feeding pipe, and a backflow preventing mechanism is arranged in the backflow preventing mechanism. The backflow preventing mechanism comprises a fixing table fixedly connected to the interior of the feeding pipe, a blocking block is slidably connected to the interior of the fixing table, supporting plates are fixedly connected to the interior of the feeding pipe, and an electric push rod is fixedly connected to the top of the supporting plate on one side. According to the filtering device for amitraz production, through the matched design of the fixing table and the blocking block and the synergistic effect of the electric push rod and the telescopic sleeve, the feeding pipe can be rapidly and accurately closed after materials are conveyed, and amitraz powder is effectively prevented from flowing back to a conveying pipeline on the upper layer of the feeding pipe due to the influence of gravity or airflow; due to the design of the blocking block with the trapezoidal section and the fixing table, the sealing effect is further enhanced, and the reliability of backflow prevention is ensured.

The utility model discloses a filtering device for preparing high-activity calcium hydroxide, which comprises an outer barrel body, a partition plate is arranged in the outer barrel body, the partition plate divides the inner part of the outer barrel body into an upper chamber and a lower chamber, a liquid outlet is arranged on the upper chamber, a liquid inlet is arranged on the lower chamber, and the upper chamber and the lower chamber are communicated with each other. A plurality of cylindrical filter cartridges are arranged above the partition plate, an annular flange is arranged at the bottom of the partition plate, liquid inlet holes are formed in the periphery of the outer side of the annular flange, liquid drainage holes are formed in the bottom of the annular flange, and the bottoms of the cylindrical filter cartridges extend into the annular flange and are communicated with the liquid inlet holes and the liquid drainage holes. The bottom of the liquid discharging hole is connected with a liquid discharging pipe which penetrates through the lower cavity and extends outwards. According to the scheme, through reverse cleaning operation, the filtering mechanism can be quickly cleaned, and the cleaning time of the filtering mechanism is saved.

The coal matrix filtering, discharging and mining device for the deep coal bed gas comprises a top shell base arranged on the input port side of a discharging and mining pipe in a sleeving mode, and the outer wall of the top shell base is sleeved with a blocking and retaining ring bag; a filtering mechanism is mounted at the lower end of the top shell seat; an output port of the filtering mechanism is communicated with a drainage pipe; and a cleaning mechanism for cleaning the filtering mechanism is arranged below the filtering mechanism. Through the arrangement of the blocking retention ring bag, the sealing performance in the drainage and mining operation is conveniently guaranteed; through the design of the filtering mechanism, the filtering of fluid has the characteristic of distinct layers, so that the effective filtering performance of a filtering arc sheet is fully utilized, and the filtering quality is improved; through the structural design of the lifting brush piece, the arc-shaped filter disc cleaning device has good cleaning efficiency and cleaning effect on the arc-shaped filter disc; through the structural arrangement of the flushing assembly, the lifting brush piece can be flushed in time, so that it is guaranteed that the arc-shaped filter disc can be continuously and cleanly flushed by the lifting brush piece in real time, and then the drainage and mining efficiency and quality are improved.

This utility model discloses a reusable, long-life pre-pump filter, belonging to the field of air purification equipment. The filter mainly consists of a filter cartridge body, a top cover, and a filter medium. A cooling component is installed at the top of the top cover to cool the dust-laden gas, causing changes in the physical properties of dust particles and improving the separation efficiency of dust and gas. The cooling component achieves efficient heat dissipation through a heat-conducting plate, a cooling fan, and heat dissipation fins. A sealing plate is installed at the bottom of the top cover to enhance the sealing performance. The air inlet and spiral groove cooperate to form a spiral airflow that is evenly distributed inside the filter cartridge. The baffles inside the filter cartridge can buffer and guide the airflow, allowing the gas to pass through the filter medium more evenly. The overall structural design is optimized, solving the problems of low filtration efficiency, easy clogging, and insufficient stability and sealing of traditional filters in complex dusty environments. It can effectively purify dust-laden gas and has good application prospects.

The invention discloses a method and a device for efficiently collecting and storing lateral runoff of a karst slope surface karst zone. The method and the device are applied to efficiently collecting and storing rainfall flood runoff in a karst mountain area. A flexible concealed pipe water collection system is adopted and comprises a flexible concealed pipe water collection pipe with specifically designed water seepage holes, a ditch, a drainage pipeline, a water collection pipe outlet, biochar, a coarse and fine gravel filter material, a reservoir and the like. Each flexible concealed pipe is arranged in the ditch, water in the ditch is intensively discharged to an outlet of the water collecting pipe and is connected with the reservoir through the drainage pipeline, and the position of the ditch is higher than that of the reservoir connected with the ditch. According to the device, water and surface runoff in a surface karst zone can be effectively collected and transmitted, the hydrological driving force of water and soil loss is reduced, and meanwhile the utilization efficiency of rainfall flood resources of the high-permeability karst hillside is improved. The system is simple in structure and free of maintenance, can be widely applied to the slope toe part of the karst mountainous area, and assists in relieving the drought and water shortage problems of dispersed residential areas and economic fruit forest land parcels in the karst mountainous area.

The utility model discloses a waterproof coating filtering device which comprises a processing box and a mounting plate, the mounting plate is fixedly mounted on one side face of the processing box, a driving wheel and a driven wheel are mounted on the upper surface of the mounting plate, a transmission belt is connected between the driving wheel and the driven wheel, and a motor is fixedly mounted on the bottom face of the mounting plate. The upper surface of the driven wheel is fixedly connected with a connecting shaft, the peripheral side surface of the connecting shaft is connected with a push-pull rod, and one end of the push-pull rod is connected with a first filter frame. Through the arrangement of the driven wheel, the first filter frame, the connecting shaft and the push-pull rod, waterproof paint needing to be filtered is put into the first filter frame, the driving wheel is clicked to rotate, the driving wheel further drives the driven wheel to rotate through the transmission belt, and when the driven wheel rotates, the connecting shaft is eccentrically connected with the driven wheel, and the push-pull rod rotates on the connecting shaft, so that the waterproof paint is filtered. And in the rotating process of the push-pull rod, the first filter frame is pulled to move left and right, so that the first filter frame performs filtering in the shaking process, and the filtering efficiency of the equipment is effectively improved.

The utility model discloses a workshop dust removal device for high polymer material production, which belongs to the related technical field of dust removal and comprises a bottom plate, a mounting plate arranged on the bottom plate, a lifting component arranged on one side of the mounting plate, a connecting block arranged on the lifting component, a lifting plate arranged at the side end of the connecting block and a dust collection hopper arranged on the lifting plate. The upper end of the dust collection hopper is connected with the lower end of the dust removal box through a connecting pipe which is a corrugated pipe; a net plate is movably arranged at the lower end of the dust removal box, a water spraying head is arranged at the upper end of the net plate, and multiple layers of activated carbon are movably arranged at the upper end of the water spraying head; an exhaust fan is arranged at the upper end of the activated carbon, and an exhaust port is formed in the upper end of the exhaust fan; universal wheels are arranged at the lower end of the bottom plate. The technical problems that in the prior art, the structure is complex, maintenance is difficult, adjustment can not be conducted according to different working heights, and the dust removal effect and the use efficiency are affected are solved.

The utility model discloses a switching device, which comprises a plunger disc, a plunger piston, a plunger piston, a plunger piston and a plunger piston, wherein the plunger piston disc is correspondingly arranged at a liquid outlet at the bottom of a liquid storage tank of a full-automatic coating filter; the driving rods are arranged on the two sides of the plunger disc; the sliding rail is fixedly arranged on the liquid storage tank and corresponds to the position of the driving rod, and the driving rod is arranged in the sliding rail in a sliding mode; the connecting rod is hinged to the bottom of the driving rod; the rotating frame is hinged to the tail end of the connecting rod; the output shaft is hinged to the middle of the rotating frame; the cylinder is connected to the bottom of the output shaft. The full-automatic coating filter comprises the switching device. According to the switching device and the full-automatic coating filter thereof, the coating can be intermittently input, and the filtering pressure of the filter is reduced.

The present invention discloses an integrated device for treating waste gas with adsorption and desorption of zeolite molecular sieves, which relates to the technical field of waste gas treatment and comprises a supporting base, wherein two device shells are connected to the top of the supporting base, and a super-efficient filtering unit is arranged on the left side of the lower end of the device shell on the left side, which is used for filtering particulate matter in the waste gas, and a zeolite rotor adsorption unit is arranged on the opposite side of the two device shells, which is used for adsorbing VOCs in the waste gas, and an exhaust pipe is connected to the right side of the lower end of the device shell on the right side; the present invention cooperates with the super-efficient filtering unit, the zeolite rotor adsorption unit, the online monitoring unit, the heat exchange desorption unit and the graded premixed catalytic combustion unit to make the whole device an integrated device, which is more convenient to use and quicker to operate, and the integrated device also effectively reduces the overall volume of the device, thereby greatly reducing the cost of the whole device.

This utility model provides a tap water floc separator, relating to the field of tap water treatment technology. The device includes a base, a mixing tank, a filter tank, and a chemical storage tank. The top plate of the mixing tank is provided with a first water inlet and a chemical inlet. The first water inlet is used to connect to the tap water pipe, and the chemical inlet is used to connect to the chemical storage tank. The bottom plate of the mixing tank is provided with a first water outlet, and a water pump is installed on the first water outlet. The top plate of the filter tank is provided with a second water inlet, and the output end of the water pump is connected to the second water inlet through a connecting pipe. The bottom plate of the filter tank is provided with a second water outlet and a third water outlet. An annular filter screen is provided inside the filter tank. The second water inlet and the third water outlet are located inside the filter screen, and the second water outlet is located between the filter screen and the filter tank body. A cleaning component is provided inside the filter tank to remove flocs on the water-facing side of the filter screen, preventing accumulation and ensuring that the filter screen can maintain good filtration performance, thereby improving filtration efficiency and quality.

The accident oil drainage system comprises an accident oil pool, the accident oil pool is communicated with an oil-water layering pool through an outlet pipeline, oil in the oil-water layering pool is pumped to an oil-water separation pool through an oil well pump, a water collection pool is arranged beside the oil-water separation pool, and a water permeable membrane wall is arranged between the oil-water separation pool and the water collection pool. The water-permeable membrane wall consists of a foundation wall and a water-permeable membrane; an outlet valve, an outlet pump, a filter and an oil-water layering pool inlet valve are sequentially arranged on the outlet pipeline according to the liquid flow direction; the oil-water layering pool is provided with an interface sensor, the interface sensor is electrically connected with the controller, the controller is used for controlling the lifting device to act, and the lifting device is used for driving a liquid inlet head of the oil well pump to ascend and descend. A multi-stage separation technology is adopted, preliminary separation is performed through the oil-water layering pool, further refining is performed through the oil-water separation pool, and the separation effect is ensured.

The application discloses a slurry pretreatment recovery device, which comprises a cooling assembly, an initial filtration treatment assembly and a later filtration treatment assembly; the water inlet and outlet of the cooling assembly are connected with an initial slurry collecting tank; the initial filtration treatment assembly is used for filtering and separating the supernatant of the initial slurry collecting tank, wherein the filtrate is collected in a filtrate collecting tank, and the residue is collected in a later slurry collecting tank; the initial filtration treatment assembly is used for filtering and separating the slurry of the initial slurry collecting tank, wherein the filtrate is collected in the initial slurry collecting tank, and the residue is collected in the later slurry collecting tank; the later filtration treatment assembly is used for filtering and separating the liquid of the later slurry collecting tank, wherein the filtrate is collected in the initial slurry collecting tank, and the residue is collected in a slurry preparation tank. The electromagnetic valve and the flowmeter are used to replace the original manual valve, the on-off of the electromagnetic valve is controlled according to the liquid demand of the reaction kettle, and the safety and accuracy of the control are improved.

The utility model relates to the technical field of oil filter screen cleaning assemblies, in particular to an oil filter screen cleaning assembly which comprises a shell, a filter screen is connected into the shell in a sliding mode, and cleaning assemblies are arranged on the front side and the rear side of the shell and located at the positions corresponding to the filter screen. Moving assemblies are arranged on the left side and the right side of the shell and located at the positions corresponding to the filter screens. The cleaning assembly is used for cleaning the surface of the filter screen; the moving assembly is used for driving the filter screen to move in the cleaning assembly; according to the equipment, the moving assembly can drive the filter screen to move in the cleaning assembly, then the surface of the filter screen is cleaned through the cleaning bases on the two sides, oil stains on the surface of the filter screen are cleaned up, the situation that the filtering rate of the filter screen is affected by oil stain accumulation is avoided, and the filtering effect and the filtering quality of the filter screen are improved; compared with an existing oil filter screen cleaning assembly, the overall practicability of the oil filter screen cleaning assembly can be improved through the design.

The invention relates to the technical field of load equipment, in particular to a wire signal control and anti-interference method, which is characterized in that a drive-by-wire test is carried out on equipment by sending a drive-by-wire instruction to the equipment, a volume adjusting instruction is sent to the test equipment, then the volume variation is compared with the expected volume variation, and the volume is adjusted according to the volume variation. According to the comparison result, whether the drive-by-wire processing of the test equipment is qualified or not is preliminarily analyzed, the control precision of the drive-by-wire processing process is improved, and when the difference between the volume variation and the expected variation is large, the drive-by-wire processing of the test equipment is preliminarily judged to be unqualified. And whether the drive-by-wire processing is qualified or not is judged twice according to the sending time and the receiving time of the drive-by-wire instruction, or the reason for disqualification of the drive-by-wire processing is analyzed, so that the control precision for the instruction transmission process is further improved, and the test parameters or the parameters in the instruction transmission process are adjusted in time according to the analysis result, thereby shortening the equipment debugging time.

The invention relates to a vacuumizing device for a special carbon product hot-in and cold-out impregnation process, which comprises a vacuum header pipe, a conveying pipe, two vacuum branch pipes and two groups of filtering mechanisms, the vacuum header pipe is communicated with the middle of the conveying pipe, the two vacuum branch pipes are respectively communicated with two ends of the conveying pipe, and each filtering mechanism comprises a front roots vacuum pump, a filter and a rear roots vacuum pump. The filter comprises a filter box and a filter cartridge, a first air inlet cover is arranged on the right side of the filter cartridge, a first air outlet cover is arranged on the left side of the filter cartridge, a second air inlet cover is arranged on the left side of the filter box, and a second air outlet cover is arranged on the right side of the filter box. The small-diameter end of the first air outlet cover is fixedly communicated with the small-diameter end of the second air inlet cover, and the small-diameter end of the second air outlet cover is detachably communicated with an extraction opening of the rear roots vacuum pump. The Roots vacuum pump is adopted, multiple efficient and high-quality filtering treatment on extracted gas can be achieved, and the device is safer and more environmentally friendly.

A filter assembly of a vehicle-mounted air purification system comprises a filter element body, an ion generating device and a connecting mechanism, the ion generating device is detachably installed on the filter element body through the connecting mechanism, the filter element body comprises a plurality of spacers arranged at intervals, a ventilation gap is formed between every two adjacent spacers, and the ion generating device is detachably installed on the filter element body through the connecting mechanism. The end, close to the air outlet side, of the spacer is connected with a filter screen, the connecting mechanism comprises a mounting part and a fixing part, the mounting part is connected with the ion generation device, and the fixing part is matched with the ventilation gap so as to be detachably connected with the filter element body; the position of the ion generation device relative to the filter element body can be conveniently adjusted according to requirements, so that negative ions are uniformly distributed, the efficiency of adsorbing impurities in air can be improved, and the air purification quality is improved.

This invention discloses an air filtration and disinfection structure for processing dried beef, comprising at least one air filtration device installed at the bottom of a drying cabinet for filtering and disinfecting air. The air filtration device includes a coarse filter cylinder and a fine filter cylinder sealed together by bolts. An air inlet is opened on the side of the fine filter cylinder. An inner cylinder is fitted inside the coarse filter cylinder, and an ultraviolet lamp column is installed inside the inner cylinder, with one end of the ultraviolet lamp column sealed and penetrating the fine filter cylinder. A spiral plate is fitted onto the outer side of the inner cylinder near the coarse filter cylinder section. An adhesion mechanism is provided on the inner wall of the coarse filter cylinder, comprising an adhesion paper and a knob. Rotating the knob causes the adhesion paper to rotate inside the coarse filter cylinder. This invention can effectively achieve a three-stage filtration and disinfection effect on the air while ensuring the actual airflow, reducing the difficulty of actual maintenance.