163results about How to "Implement filtering" patented technology

A thin-wall annular part zero-point quick-change tool with cutting waste liquid collecting and discharging functions belongs to the technical field of aero-engine part manufacturing and comprises a zero-point quick-change tool mother disc, a zero-point quick-change tool son disc, a pneumatic blind rivet locking and positioning mechanism, a guide positioning pin mechanism, a thin-wall annular part clamp and a cutting waste liquid collecting and discharging assembly. According to the zero-point quick-change tool for the thin-wall annular part, cutting waste liquid can be efficiently discharged in the machining process of the thin-wall annular part, meanwhile, cutting impurities are filtered, and the reliability and stability of cutting waste liquid discharging are guaranteed; in the transferring process of the thin-wall annular part, the cutting waste liquid can be automatically sealed and stored, the cutting waste liquid is prevented from dripping on a mechanical arm or other transferring equipment of an automatic production line, the frequency and difficulty of equipment cleaning and maintenance are reduced, the production time occupancy rate of equipment cleaning and maintenance is further reduced, and the production efficiency is further improved. Meanwhile, potential safety hazards caused by the fact that cutting waste liquid drips on equipment are avoided.

The invention relates to the technical field of heat exchange, in particular to a heat exchanger based on bamboo joint type enhanced heat exchange and a heat exchange method.The heat exchanger comprises a heat exchanger body, and a water inlet pipe and a water outlet pipe are arranged on the heat exchanger body; the filtering structure is in sealed sliding connection with the water inlet pipe, and two groups of filtering positions are arranged on the filtering structure; the energy storage assembly is connected with the filtering structure, the energy storage assembly is matched with a top plate arranged on the heat exchanger body, and one set of filtering positions can be coaxial with the water inlet pipe; and the power assembly is arranged on the top plate, and the power assembly is matched with a third convex shaft arranged on the energy storage assembly and can drive the energy storage assembly to act, so that switching of the two filtering positions is achieved, and the circulation speed and the heat exchange efficiency of heat exchange fluid are improved.

The invention provides an oil pump which comprises an oil pump shell and further comprises a shell lower end plate at the bottom of the oil pump shell, a shell upper end plate is arranged at the top of the oil pump shell, two sets of pipeline connectors are connected to the outer side of the oil pump shell in a penetrating mode, two sets of heat dissipation mechanisms are arranged on the outer side of the oil pump shell, and a primary filtering mechanism is arranged on one side of the oil pump shell. According to the device, the hydraulic pressure and the flow of the oil outlet end of the oil pump are detected through the hydraulic sensor and the flow sensor, and the warning lamp is driven and triggered through flowing of oil liquid; a warning signal is transmitted to a remote receiving end through the signal transmission unit of the warning lamp, so that the oil leakage condition of the oil pump can be detected through double modes of the two sensors and the mechanical trigger structure, a detection result can be ensured in cooperation with a filtering structure, and therefore the practicability of the oil pump is greatly improved; and insufficient pressure of hydraulic equipment caused by oil leakage of the oil pump is avoided.

The invention relates to an integrated gravel filtering device for an agricultural irrigation system, and relates to the technical field of gravel filters, the integrated gravel filtering device comprises a filtering tank body, a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe are communicated with the filtering tank body, a filtering plate is arranged in the filtering tank body in the height direction of the filtering tank, and filtering holes are densely formed in the filtering plate; a sealing plate is arranged in the filtering tank body, filtering sand is filled between the filtering plate and the sealing plate, a plurality of groups of filtering caps are arranged on the sealing plate, a partition plate is arranged in the filtering tank body, the partition plate is arranged in the height direction of the filtering tank body, and the filtering tank body is divided into a first filtering cavity and a second filtering cavity by the partition plate; the first filtering cavity and the second filtering cavity are both communicated with the water outlet pipe, and a switching assembly used for enabling one of the first filtering cavity and the second filtering cavity to filter a water source is further arranged in the filtering tank body. The irrigation device has the effects that the irrigation efficiency is improved while the filter screen is washed, and the irrigation period is shortened.

The utility model discloses a sewage purification device and relates to the technical field of sewage treatment, the sewage purification device comprises a fixed box, one side of the fixed box is provided with a filtering mechanism for filtering impurities in sewage, through the arrangement of a filtering belt, a scraping plate, a cleaning brush and the like, a motor is started to drive a transmission roller to rotate, and the sewage is purified. The filter belt is a transmission center of the transmission roller and the guide roller, so that the transmission roller and the guide roller rotate together, sewage is filtered through the filter belt, and along with the circular motion of the filter belt, impurities which are not easy to attach to the filter belt and floating objects which are easy to attach to the filter belt can fall into the collection box along with the circular motion; and along with the continuous circular motion of the filter belt, the filter belt which is subjected to wall scraping cleaning by the scraping plate is subjected to wall brushing cleaning again by the cleaning brush, so that the impurities in the sewage are filtered, the impurities on the filter belt are cleaned and collected, blockage is avoided, the sewage filtering efficiency is improved, and the practicability is high.

The utility model discloses a seed separating device for agricultural planting, which comprises a screening and separating assembly, the screening and separating assembly comprises a separating device main body, a first strip-shaped groove, a first screen, a second strip-shaped groove and a second screen, the first screen is movably connected in the first strip-shaped groove, and the second screen is movably connected in the second strip-shaped groove; the filtering hole diameter adjusting assembly comprises a first bearing block, a first threaded groove, a first adjusting screw, a second bearing block, a second threaded groove and a second adjusting screw, the first threaded groove is formed in the middle of the first bearing block in a penetrating mode, and the second threaded groove is formed in the middle of the second bearing block in a penetrating mode; the first threaded groove is movably connected with a first adjusting screw, and the second threaded groove is movably connected with a second adjusting screw. According to the seed separating device, seeds with different sizes can be separated, so that the applicability of the separating device is improved.

The utility model discloses an air-cooled water chiller with an impurity removal mechanism, which comprises an air-cooled mechanism and a condenser arranged in the air-cooled mechanism, a water-cooled mechanism is arranged at the bottom of the air-cooled mechanism, a water pump is arranged on one side in the water-cooled mechanism, the air-cooled mechanism comprises an air-cooled box, and the air-cooled box is provided with an air inlet and an air outlet. Connecting hinges are symmetrically installed on the two sides of the top of the water spraying air cooling box, the tops of the two connecting hinges are rotationally connected with an access cover, a motor cover is fixedly installed at the bottom of the air cooling box, an unfolding motor is fixedly installed on one side of the interior of the motor cover, and the output end of the unfolding motor is fixedly connected with a chain wheel transmission assembly. Lifting threaded rods are symmetrically installed on the top of the chain wheel transmission assembly, rapid cooling of cooling fins is achieved through a cooling fan, meanwhile, the cooling fins can take away heat of a condenser, the cooling effect of the water cooler is achieved, and dust and impurities in air can be effectively filtered out by arranging a dustproof net.

The utility model discloses orchard weeding equipment which comprises a body, the upper end of the body is fixedly connected with a fixator, the inner wall of the upper end of the fixator is fixedly connected with a lifting structure, the lower end of the lifting structure is fixedly connected with a weeding motor, the lower end of the weeding motor is connected with a weeding shaft, and the lower end of the weeding shaft is fixedly connected with a weeding knife. A telescopic column is fixedly connected to the inner wall of the upper end of the fixing block; a connector is fixedly connected to the lower end of the telescopic column; a power motor is fixedly connected to the interior of the connector; a chain is connected to the lower end of the power motor; the orchard weeding equipment provided by the utility model has the advantages that weeds can be automatically cut off, the labor intensity is reduced, the soil can be loosened, the root systems of the weeds can be turned out, and the weeds are withered under the blazing sun, so that the problems and defects of the existing device are effectively solved.

The invention provides a dynamic news information data filtering method and tool. The method comprises the steps of obtaining a dynamic news information data set obtained in a web crawler mode; preprocessing the dynamic news information data set to obtain a preliminarily filtered dynamic news information data set; wherein the preprocessing comprises empty judgment check; performing deep noise cleaning on the preliminarily filtered dynamic news information data set by using a filtering prompt word indication large model so as to identify and remove impurity noise information contained in the dynamic news information data set, and removing character contents in a preset range by using a regular expression; and comparing the news information data acquired through different information sources contained in the dynamic news information data set by adopting a comparison algorithm model so as to remove repeated information and obtain the dynamic news information data set after deep filtering. According to the invention, highly intelligent and automatic filtering processing of dynamic news information data can be realized.

The invention relates to the technical field of water body cleaning, and particularly provides an initial rainwater rapid purification device based on a reverse grating principle, the initial rainwater rapid purification device comprises a main cylinder body, a water inlet pipe, a water outlet pipe, a cylinder cover and a water inlet cylinder, the water inlet pipe is communicated to the water inlet cylinder, water flow rotationally flows in the circumferential direction of the water inlet cylinder, and a water outlet cavity is formed between the water inlet cylinder and the main cylinder body; the inner diameter of the net cylinder is the same as that of the water inlet cylinder, the straight line where the opening direction of meshes in the side wall of the net cylinder is located is obliquely arranged along the horizontal plane and deviates from the central axis of the net cylinder, and the meshes enable the water flow rotating direction of the inner ring of the net cylinder to be opposite to the water flow rotating direction of the outer ring of the net cylinder. A sewage collecting barrel is fixed to the bottom of the water inlet barrel, when sundries rush to the mesh barrel along with water flow, the sundries larger than the diameter of meshes are directly blocked by the meshes, the sundries smaller than the diameter of the meshes collide with inlets of the meshes under the action of centrifugal force and are popped out of the meshes, and small sundries are filtered under the condition that the passing ability of the water flow is not affected.

The present invention relates to the technical field of pump body processing and detection, and in particular to a pump body air tightness detection device, comprising a shell, an air compressor, an air storage tank and a control panel, and also comprising: sealing doors hingedly arranged on both sides of the front side of the shell, a pool body is also bolted inside the shell, the outlet end of the air compressor and the inlet end of the air storage tank are interconnected through a pipeline, and the outlet end of the air storage tank is connected with an air pipe; the present invention starts the air compressor to transport high-pressure gas into the gas tank, and the high-pressure gas then enters the shell through the air pipe, so that the high pressure is maintained in the shell, ensuring that 100°C water will not boil and eliminating interference, and at the same time, the long rotating rod and the spiral blade are driven to rotate by the driving motor, so that the water is circulated and heated, the pump body to be detected is fixed by the supporting and positioning mechanism, and the hydraulic rod is turned on to drive the pump body to descend, so that the pump body sinks into the hot water, so as to achieve the effect of detecting the air tightness of the pump body under high temperature environment.

A desulfurization, dust removal and denitration device for a biomass boiler relates to the technical field of flue gas treatment devices and comprises a treatment barrel shell, a plurality of alkali liquor distribution ring shells are fixedly connected to the outer wall of the treatment barrel shell in parallel from top to bottom, and a plurality of alkali liquor outlets communicated with the alkali liquor distribution ring shells are formed in the barrel wall of the treatment barrel shell in the circumferential direction in a surrounding mode and correspond to the alkali liquor distribution ring shells. An atomizing head is fixedly connected in each alkali liquor outlet, a filter screen is fixedly connected to the position, close to the upper end, of the treatment barrel shell, and a cleaning plate set in friction contact with the inner wall of the treatment barrel shell and the lower surface of the filter screen is rotationally arranged in the treatment barrel shell. The utility model solves the problems that dust and particulate matters are contained in flue gas in the prior art, most of the dust in the flue gas is separated after alkali liquor is in contact with the flue gas, and the separated dust and particulate matters are easy to gather in the device, so that the dust removal efficiency of the device on the flue gas is influenced.

The utility model relates to soil remediation technical field discloses a soil remediation reagent uniform spraying device with nozzle adjusting structure, including the bottom plate, the right side fixed connection of control box has reagent bucket, the top of reagent bucket is equipped with first liquid inlet, the right side of bottom plate top is provided with the adjustable spraying mechanism of nozzle, be provided with first distribution bin, fixed base, servo motor, threaded rod, screw block, second distribution bin, nozzle and hose through setting, when using, reagent from reagent bucket through first liquid outlet, second communication pipe enters first distribution bin, enters second distribution bin through hose again, through starting servo motor, servo motor drives the rotation of threaded rod, screw block drives second distribution bin and the nozzle presents up and down activity, in this device, all are equipped with the nozzle in front, back, right side, and the nozzle height directly influences the mist drop coverage radius, thereby realizes the uniform spraying of soil remediation, improves the adaptability of equipment.

The utility model discloses an iron nail polishing machine relates to iron nail polishing technical field, the utility model discloses a position switching drive assembly drives double board mounting assembly rotation, makes sealing plate and sieving plate side surface of sticking cylinder slide, make sealing plate or sieving plate cover import and export or make import and export completely expose, when import and export are located downside and are covered by sieving plate, the powder of auxiliary material and iron nail scrap produced in polishing process can pass through sieving plate and fall in the powder box, realize the quick filtration to auxiliary material, save time and effort, when import and export are located upside and completely expose, through the cooperation of front and back movement subassembly, electric telescopic pole and electromagnet, the iron nail after polishing in cylinder interior is adsorbed on the surface of electromagnet and shifts to the iron nail box, can separate the iron nail after polishing with the polishing auxiliary material quickly, make the polishing auxiliary material after filtration be retained in cylinder for subsequent polishing use, realize the quick filtration and continuous use to polishing auxiliary material.

The utility model relates to the technical field of condensers, in particular to a low-carbonic-acid recovery tower condenser which comprises a tower body, a cooling mechanism is installed on the tower wall of the tower body, the cooling mechanism is composed of a liquid inlet head, a sealing disc, a cylinder A, a cooling pipe, a cylinder B and a liquid discharging pipe in a combined mode, the sealing disc is installed on the tower top of the tower body through bolts, and the cooling pipe is installed on the sealing disc. A sealing disc is welded to the bottom of the tower body, a cylinder A is welded to the bottom of the sealing disc, a liquid inlet head is welded to the top of the cylinder A in a communicating mode and penetrates through the sealing disc, the wall of the cylinder A and the wall of the cylinder B are welded in a communicating mode through a plurality of sets of symmetrical cooling pipes, and a liquid drainage pipe is welded to the cylinder B in a communicating mode and penetrates through the bottom of the tower body. Low-carbon acid is cooled through the cooling pipe, and cooling liquid enters the barrel B through the cooling pipe and then is discharged through the liquid discharging pipe, so that the cooling effect on the tower body is improved.

The remote control dust collector with the anti-blocking effect comprises a dust collector body, the dust collector body comprises a device shell, a dust collection module, a dust collection pipe and a dust collection barrel, the dust collection module is arranged at one end of the device shell, and the dust collection pipe and the dust collection barrel are arranged in the device shell; the filter assembly comprises a filter cartridge and a connecting ring plate, the filter cartridge is coaxially arranged in the dust collection pipe, the diameter of the filter cartridge is smaller than the inner diameter of the dust collection pipe, and a plurality of filter holes are formed in the ring wall of the filter cartridge and the side wall, away from the dust collection module, of the filter cartridge; the connecting ring plate is connected to the outer ring wall of the end, close to the dust collection module, of the filter cartridge, the outer ring wall of the connecting ring plate abuts against the inner ring wall of the dust collection pipe, and an air inlet is formed in the side, close to the dust collection module, of the filter cartridge. The dust collector has the effects of improving the dust collection efficiency and reducing the blocking possibility of the dust collector.

The utility model belongs to the technical field of crane related equipment, and particularly relates to an integrated crane overhead air conditioner which comprises an air conditioner shell and a top plate, a middle partition plate is fixedly connected to the inner side of the air conditioner shell, and two side plates are fixedly connected to the side, located on the middle partition plate, of the air conditioner shell. The air conditioner shell forms three installation areas through two side plates, and an air compressor, a refrigerant storage box and a condenser are installed in the three installation areas respectively. The air conditioner is detachably assembled on the top plate of the crane cab and is convenient to disassemble and assemble and good in assembling stability, the air inlet filtering assembly is arranged on one side of the air conditioner shell, the air filtering effect can be achieved, external dust is prevented from entering the air conditioner, meanwhile, all the assemblies in the air conditioner are reasonably arranged, and the air conditioner is convenient to assemble and disassemble. The crane air conditioner is high in density and small in occupied space, and solves the problems that an existing crane air conditioner is large in occupied space, inconvenient to disassemble and assemble and lack of an effective filtering function.

The utility model discloses a plastic particle metal impurity filtering device which comprises a base and a filtering barrel fixedly arranged at the top of the base, a feeding hopper is installed at the top of the filtering barrel, a discharging pipe is installed at the bottom of the filtering barrel, a rotating shaft is rotationally arranged in the filtering barrel, and a discharging pipe is installed at the bottom of the rotating shaft. The outer wall of the rotating shaft is fixedly sleeved with a spiral separation auger, and the two ends of the rotating shaft both penetrate through and extend to the outside of the filtering barrel. Plastic particles are turned and stirred to do irregular movement under the action of a feeding hopper, a spiral separation auger, a push plate and an air pump, so that the plastic particles are separated from metal impurities, the metal impurities separated from the plastic particles are adsorbed away by a metal adsorption plate, and finally a drawer is pulled out. And the electric sliding rail drives the electric sliding block to drive the connecting rod, so that the metal impurities adsorbed on the metal adsorption plate are cleaned by the scraping plate and fall into the collecting box for subsequent treatment, and the filtered metal impurities are conveniently cleaned and collected.

The invention provides a sterilization box sealing performance sterility tester and a test method, and relates to the technical field of sterilization box sealing performance test. The sterility tester comprises a case, a power supply assembly, a connecting assembly, a vacuum pump, an air exhaust electromagnetic valve, an air inlet electromagnetic valve, a double-voltage-stabilizing trigger, a pressure sensor and a timer are arranged in the case, and a negative-pressure vacuum chuck and an air filter are arranged outside the case. By arranging the bistable trigger, the negative pressure vacuum suction cup with the air filter element, the air filter and the like, a circuit structure and an air path structure are optimized; on the basis, the tester can be maintained in a stable working state, so that the accuracy of a test result can be ensured, and the damage to the sealing performance of the sterilization box is avoided; polluting bacteria possibly existing in air in an air path can be filtered, so that pollution to the sterilization box can be effectively avoided, and sterility of medical instruments in the sterilization box is guaranteed.

This specification provides a method and system for multi-party collaborative data filtering based on privacy protection. In the filtering method, collaborating parties decompose a total filtering condition into m sub-filtering conditions, where each sub-filtering condition defines the value of a feature. The collaborating parties then send each of the m sub-filtering conditions to the participating parties that possess the feature defined by that sub-filtering condition. Next, each participating party receiving a sub-filtering condition determines its corresponding logical result set for the shared sample set and provides this logical result set to the collaborating parties. Finally, the collaborating parties aggregate the logical result sets returned by the participating parties and, based on the aggregated result, determine the filtering result for the shared sample set and provide this filtering result to the n participating parties.

The utility model relates to air cooling technical field discloses a kind of multifunctional air cooling device, including base, the top of base is fixedly connected with FRP forming machine, FRP muscle is produced and extended in the inside of FRP forming machine, air outlet component is installed in the inside of base, the side wall of air outlet component is installed with air pipe, one end of air pipe is fixedly connected with first conveying pipe, one end of first conveying pipe is fixedly connected with second conveying pipe, the connecting place of first conveying pipe and second conveying pipe is rotatably connected with baffle, one end of baffle is fixedly connected with the one end of several support rods, the other end of support rod is fixedly connected with wind wheel, the other end of baffle is fixedly connected with multiple groups of shunt pipe.In the utility model, wind force is generated by fan rotation, and then wind wheel is driven to rotate, shunt pipe is driven to rotate by wind wheel rotation, and then rotation of annular pipe and exhaust head is driven, so that the rotation cooling of FRP muscle is realized to make it evenly cold.

The utility model relates to the technical field of fluid conveying, and discloses a numerical control vertical lathe guide rail lubricating device which comprises a workbench, a rack and a guide sliding rail, the top of the workbench is fixedly connected with an oil storage tank, the front side of the oil storage tank is fixedly connected with an electric one-way valve, and the front end of the electric one-way valve is fixedly connected with a filtering tank. The front end of the inner wall of the filtering tank is fixedly connected with a pressure sensor, the inner wall of the filtering tank is fixedly connected with a filtering net, the top of the workbench is fixedly connected with a water pump, the right side of the water pump communicates with an oil pumping pipe, and the right side of the top of the workbench is fixedly connected with a high-pressure gas tank. Lubricating oil in the oil storage tank is pumped into the filtering tank through the water pump, the pressure in the tank is monitored through the pressure sensor, when the pressure is abnormal, the pulse controller triggers the air tank to backflush and clean the filter screen, meanwhile, the air pump conveys air to form an air curtain, filtering, self-cleaning and protection are achieved, the service life of a guide rail is prolonged, and the precision of a machine tool is improved.

The invention discloses an intelligent self-cleaning rainwater recovery and flood control integrated system, which is characterized in that an intelligent monitoring module of the system acquires rainfall, liquid levels of a rainwater collection well and a water storage tank, sludge thickness of a filter screen, turbidity of filtered rainwater and suspended matter content data in real time through various sensors, and transmits the data to a central control module; the self-cleaning filtering module is arranged in the rainwater collecting well and performs self-cleaning and silt discharging on a filter screen; the intelligent shunting module is connected with a rainwater recycling pipeline and an emergency drainage pipeline through a three-way flow regulating valve; the water storage and purification module is used for purifying rainwater entering a water storage tank through a multi-stage purification unit and discharging the rainwater into a rainwater recycling bin; the flood control emergency module starts an emergency pressure pump through a pipe network pressure sensor to increase drainage pressure; the central control module receives monitoring data of the intelligent monitoring module and controls operation of each module based on a preset algorithm. The system realizes the functions of rainwater collection, filtration, diversion, flood prevention, purification and reuse, and gives consideration to both water resource recovery and urban inland inundation prevention and control.

The utility model belongs to wastewater treatment technical field especially relates to a kind of wastewater filtering device for hazardous solid waste tail liquid treatment, including rack, further include: top cover, top cover is movably connected in the top of pretreatment cylinder, the top eccentricity of top cover is fixedly connected with inlet pipe, the bottom of top cover is slidably connected with filter cartridge, the wall surface of filter cartridge is equipped with multiple leakage holes, the bottom of filter cartridge is fixedly connected with two filter boxes symmetrically, the top of filter cartridge is fixedly connected with two wheel stands symmetrically, the wall surface of each wheel stand is rotatably connected with gyro wheel, the wall surface of each filter box is equipped with multiple filter holes, the bottom of the cavity of filter cartridge is fixedly connected with connecting shaft, the wall surface of connecting shaft is slidably connected with rotating shaft, and rotating shaft is rotatably connected in the bottom of top cover, the filter cartridge and filter box set in the cavity of pretreatment cylinder not only can realize the filtration of wastewater, but also can realize the effect of preventing blockage by vibration and air flushing caused by filtration simultaneously.

The utility model provides a drip irrigation device for water-soluble fertilizer, which belongs to the technical field of drip irrigation devices and comprises a placement frame, a drip irrigation component is arranged on the placement frame, a filtering component and a dredging component are arranged on the drip irrigation component, the filtering component comprises a sleeve and an outer lantern ring, inner threaded rings are fixedly mounted on the outer walls of two ends of the sleeve, and the dredging component is arranged on the inner threaded rings. A through hole is formed in the outer wall of the sleeve, a filter screen is fixedly installed on the inner wall of the through hole, an outer threaded ring is fixedly installed on the outer wall of one side of the outer sleeve ring, the inner wall of the inner threaded ring is in threaded connection with the outer threaded ring, and the drip irrigation assembly comprises a water tank and an installation plate. According to the drip irrigation device, the filter assembly is arranged, impurities in the drip irrigation device are effectively filtered through the design, the inner wall of the drip irrigation pipe is prevented from being blocked, the crop irrigation efficiency of the drip irrigation device is greatly improved, and the use effect is good.

The utility model relates to the field of purified water tanks, and discloses a movable hoisting purified water tank which comprises a purified water tank body, a base is fixedly welded to the lower end of the purified water tank body, a plurality of positioning mechanisms are fixedly arranged in the base, and a plurality of positioning blocks are fixedly arranged at the lower end of the purified water tank body. A filtering mechanism is fixedly arranged at the bottom end in the purified water tank main body, and a connecting pipe is rotationally arranged at the upper end in the purified water tank main body. According to the purification water tank, due to the design of the connecting pipe and the filtering mechanism, resin emulsion flows into the filtering barrel along the connecting pipe when entering the purification water tank, at the moment, the rotating rod and the filtering barrel can be driven to rotate through rotation of the motor, and therefore impurities are filtered and attached to the inner wall of the filtering barrel; the purified resin emulsion flows into the tank body from the lower end of the filter barrel, so that impurities are prevented from being accumulated at the bottom end in the purified water tank to influence normal purification.

This utility model relates to the field of metal surface treatment and discloses an anodizing tank with a protective structure, including a tank body. A mounting bracket is fixedly connected to the inner wall of the top of the tank body, and a base plate is fixedly connected to the inner wall of the bottom of the tank body. Support feet are fixedly connected to the four corners of the lower surface of the base plate. A protective component is provided at the left end of the tank body, and a sealing component is provided inside the tank body. The protective component includes a suction pump, which is located on the left surface of the tank body, and a connecting pipe is fixedly connected through and to the left surface of the tank body. In this utility model, under the action of the protective component, real-time filtration and impurity removal of the electrolyte can be achieved. The filter plate can effectively intercept impurities such as metal debris. Combined with the suction pump and the inclined base plate, electrolyte circulation is promoted, reducing the impact of impurities on the oxide film. Furthermore, the positioning component facilitates quick assembly and disassembly of the filter plate, avoiding frequent shutdowns and improving production efficiency.

The utility model discloses a quartz sand filter which comprises a bin body, a cover is in threaded connection with the upper portion of the bin body, a water inlet connecting pipe is fixedly connected with the upper portion of the cover, a water inlet is formed in the water inlet connecting pipe, a first clamping groove is formed in the bin body, a second clamping groove is formed in the bin body, and the first clamping groove and the second clamping groove are in threaded connection. A first filtering frame is slidably connected to the upper portion of the interior of the bin body, a blocking filter screen is arranged below the first filtering frame, a rod body is fixedly connected to the middle of the interior of the first filtering frame, a handle is fixedly connected to the upper portion of the rod body, and the interior of the first filtering frame is filled with coarse filtering quartz sand; and a second filtering frame is slidably connected to the lower portion of the interior of the bin body, and the second filtering frame is filled with fine filtering quartz sand. By means of the structure, the excellent filtering effect of the filter can be kept, water flow can be effectively prevented from directly flushing quartz sand, and the filtering effect of part of areas can be effectively prevented from being weakened.

The invention relates to a material receiving device of an underwater granulator, and belongs to the technical field of material receiving of the granulator, the material receiving device comprises a first filter shell, the top of the first filter shell is communicated with a feeding pipe, the first filter shell is communicated with a mounting shell, a large-particle filter screen is slidably connected in the first filter shell, and the large-particle filter screen is horizontally arranged; one side of the first filter shell is connected with a vibration assembly, the vibration assembly is connected with the large particle filter screen, a control assembly is installed in the installation shell, the control assembly is connected with a material shovel, the first filter shell is communicated with a first discharging pipe, one side of the first filter shell is communicated with a second discharging pipe, and the second discharging pipe is located on one side of the large particle filter screen; the first discharging pipe is communicated with a drying and filtering assembly, the drying and filtering assembly is further connected with a scum filtering assembly, and the scum filtering assembly is connected with a cooling assembly. The device has the effects that large-particle-size particles are effectively filtered, and meanwhile the situation that small-particle-size particles and the large-particle-size particles are discharged in a mixed mode is reduced.

The invention discloses an alarm information pushing method and device, equipment and a storage medium, and belongs to the technical field of equipment operation monitoring, the method is executed by a server side of a comprehensive monitoring system, and the method comprises the following steps: obtaining alarm information, and detecting the current information state of the alarm information; updating the time section alarm list according to the current information state to obtain a target time section alarm list; obtaining the user permission of the client; and according to the user authority, pushing alarm information in the target time section alarm list to the client. According to the invention, the focusing degree and attention degree of the alarm information are improved, the influence of the alarm information generated at the frequently changing equipment monitoring point on the alarm display list is avoided, the alarm information is filtered, the push amount of the alarm information is reduced, a user can quickly know and master the alarm information worthy of attention, and the user experience is improved. Therefore, the processing efficiency of the alarm information is improved.