38results about How to "Realize filtration and purification" patented technology

The invention discloses an assembly type ecological combined protection slope and a construction method thereof. The assembly type ecological combined protection slope comprises self-locking pieces, sewage filtering units, anchor rods, water storage tubes and previous concrete blocks, wherein the sewage filtering units are respectively arranged at end-to-end connection positions in the gradient direction and are horizontally inlaid in the direction perpendicular to the gradient direction; the self-locking pieces are arranged at two ends of end-to-end connectors and meanwhile the sewage filtering units are anchored by the anchor rods; the previous concrete blocks are paved in a frame comprising the sewage filtering units and the self-locking pieces; a plant growing opening is formed in the front surface of each sewage filtering unit; a tube penetrating opening is formed in a side surface of each sewage filtering unit; the water storage tubes penetrate in the tube penetrating openings and are positioned on the previous concrete blocks; and a plant growing soil layer covers the water storage tubes. The self weight of the assembly type ecological combined protection slope is reduced effectively, conveyance and assembly are facilitated, sewage filtering and purifying of surface water are realized, and tail gas of an automobile is absorbed and degraded.

The invention discloses three-layer composite filter cloth which comprises a first filter cloth layer, a filter membrane layer and a second filter cloth layer which are sequentially arranged from top to bottom, wherein the filter membrane layer is a PTFE filter membrane or a PU filter membrane; the first filter cloth layer and the second filter cloth layer are formed by performing warp and weft weaving on chemical fibers by virtue of a loom; the warp and weft density is not less than 5 yarns per centimeter; and the warp yarns and weft yarns are made of polypropylene fibers, polyester, acrylic, PTFE, PPS, PVDF, P84 or aramid fibers. The filter cloth layers are arranged on two sides of the filter membrane layer, so that the problem that the wear resistance is poor when the filter membrane is contacted with particles is solved. Meanwhile, compared with the filter cloth in the prior art, the particles with the size of 0.1 micron to 10 microns can be filtered and purified under the condition that the density of the filter cloth material is not changed.

The invention discloses disinfection and ventilation equipment for environmental gas in a traditional Chinese medicine hospital, and relates to the technical field of ventilation equipment. The disinfection and ventilation equipment comprises a control box, an exhaust pipe, an air inlet pipe and a disinfection box fixedly connected to one side of the control box, the interior of the control box isfixedly connected with a transmission mechanism, and the interior of the disinfection box is fixedly connected with a disinfection mechanism; and the transmission mechanism comprises a motor, one side of the motor is fixedly connected with the middle of one side of the inner wall of the control box, and one end of a motor output shaft is fixedly connected with a worm wheel through a coupling. According to the disinfection and ventilation equipment for the environmental gas in the traditional Chinese medicine hospital, ventilation and disinfection are set into an integrated device through thedisinfection and ventilation equipment, so that impurities in gas can be filtered and purified during air exchange, meanwhile, disinfection water is used for atomization disinfection, fresh air further ensures the air circulation quality through arrangement of ultraviolet disinfection lamps, and the actual using demands of the traditional Chinese medicine hospital are met.

The invention belongs to the technical field of waste gas treatment, and discloses a pressure change capacity expansion self-cleaning type waste gas efficient filtering device which utilizes atmospheric pressure formed in the outer sides of filter screens during blockage to force the pair of filter screens to rotate and get close to each other, so that a fixed plate gradually moves upwards under the effect of elastic force of a compression spring, an inclined cleaning plate is driven to cling to the surfaces of the filter screens to move upwards, particles attached to the surfaces of the filter screens are scraped, when the push plate penetrates through the pressure relief holes to push the blocking plates to rotate along with gradual approaching of the fixed rods and the fixed plates, thepressure relief holes are opened, waste gas enters the space between the pair of inclined cleaning plates and then is filtered by the filter screens, the pressure in the outer sides of the filter screens is reduced, the filtering screens move far away from each other and return to the original places when being depressurized, and waste gas is thus filtered and purified. The cleaning process of the filter screens is automatically realized on the basis of not interrupting the filtering process, so that the waste gas can be continuously filtered and purified, the filter screens are cleaned automaically, and therefore, a continuous and efficient waste gas purification process is realized.

The invention discloses a sewage treatment device comprising a filter cartridge shell. A water inlet pipe and a water outlet pipe are connected on the filter cartridge shell. A driving motor is mounted at the top of the filter cartridge shell; stirring blades are mounted in the filter cartridge shell; the stirring blades are connected with the driving motor; a cylindrical filter screen is arrangedin the filter cartridge shell; the cylindrical filter screen is in clearance fit with the inner wall of the filter cartridge shell, the bottom of the cylindrical filter screen is coupled with the filter cartridge shell, driving blades are fixed at the bottom of the cylindrical filter screen, two adsorption discs are fixedly arranged in the filter cartridge shell, the two adsorption discs are respectively in sliding contact with the inner side surface and the outer side surface of the cylindrical filter screen, and the adsorption discs are connected with a negative pressure suction pipe. The sewage treatment device can overcome the defects in the prior art and is compact in structure and convenient to transport and is suitable for preliminary treatment of sewage under various temporary sudden working conditions.

The invention relates to an adsorber for waste gas desorption treatment. The adsorber comprises a shell and a filter cylinder, wherein the shell is provided with a gas inlet and a gas outlet, the filter cylinder is detachably connected into the shell, can rotate in the shell, and comprises an inner cylinder and an outer cylinder, an annular space filled with an adsorption medium is formed betweenthe inner cylinder and the outer cylinder, a gas inlet space communicated with the gas inlet is formed between the shell and the outer cylinder, and a gas outlet space communicated with the gas outletis defined by the inner side of the inner cylinder. According to the invention, the filter cylinder is arranged in a detachable form, so that active carbon is convenient to replace; the filter cylinder can rotate in the shell, so that active carbon can be uniformly utilized to filter waste gas, and the phenomenon of hardened and compacted gas short flow is effectively avoided; and desorption andadsorption share the gas inlet and the gas outlet, ie., one set of gas inlet and outlet pipelines can be shared, so that the equipment integration is high, and the occupied area is small.

The invention discloses scale-proof water ring vacuum equipment. The scale-proof water ring vacuum equipment comprises a support base. A pump body is fixedly connected to one side of the top end of the support base through a fixing seat. A hood is fixedly arranged on the other side of the top end of the support base through bolts. A front end housing is mounted at one end of the pump body, and a rear end housing is mounted at the other end. Two gas inlet pipes are symmetrically arranged on one side of the pump body, and two exhaust pipelines are symmetrically arranged on the other side of thepump body. A coupling is mounted between the pump body and the hood. According to the scale-proof water ring vacuum equipment, a filter box is arranged, and the problem that dust is pumped into the pump body along with gas, consequently working fluid is doped with the dust, and the circulation of the working fluid is influenced is avoided; a quantum ring is arranged, a water inlet pipe is protected from being corroded, and the service life of the water inlet pipe is prolonged; and the hood is arranged, the noise pollution generated when a drive motor operates is lowered, a comfortable workingenvironment is brought to workers, and the service life of the drive motor is prolonged.

The invention discloses a controllable laminated aquaculture water treatment device and belongs to the field of aquaculture water treatment devices. According to the controllable laminated aquaculturewater treatment device, a laminated filter screen which is controllable in filter degree is formed through a top-layer one-way filter screen, a plurality of middle-layer one-way filter screens and abottom-layer one-way filter screen, on the one hand, the middle-layer one-way filter screens and the bottom-layer one-way filter screen can be properly combined according to the aquaculture water pollution degree, the filter precision of the filter screens can be adjusted to form a required laminated filter screen, and on the other hand, the laminated filter screen formed by the middle-layer one-way filter screens and the bottom-layer one-way filter screen can be separated layer by layer to lose the filter effect by means of detachment, and the middle-layer one-way filter screens and the bottom-layer one-way filter screen, which are arranged in single layer can be cleaned, pollutants accumulated on the surface of the filter screens can be automatically separated under waterflow, and a self-cleaning process is realized, so that the problem that filter plugging is difficult to clean in the prior art can be solved, the dredging state can be restored, and a high efficiency filter process of aquaculture water can be restored.

The invention provides a ventilation system and method which are applied to a three-dimensional space with people or animals. The ventilation system comprises an air inlet module, a one-way power airexhaust module, an air detection module and a control module, wherein the air inlet module comprises an air inlet box, a power air inlet mechanism and an air guide head; a first interception net plateis arranged in the air inlet box; the power air inlet mechanism comprises an air inlet pipe, and a second interception net plate, a first fan, a porous honeycomb filter layer and a second fan which are sequentially arranged in the air inlet pipe according to the air inlet direction; the area of the air passing face of the first interception net plate is larger than the area of the air passing face of the second interception net plate; the air guide head is movably arranged at an air outlet of the air inlet pipe; and the control module is used for controlling starting and stopping of the firstfan, the second fan and the one-way power air exhaust module according to the air pressure and the preset type of gas concentration. Compared with the prior art, the filter effect is better, the ventilation efficiency is higher, the service life is longer, and the biological safety is better.

The invention belongs to the technical field of semiconductor sterilization, and particularly discloses a semiconductor thermoelectric sheet air sterilization and purification method and system. The method comprises the following steps: a semiconductor thermoelectric sheet is selected according to the air sterilization temperature and the output air temperature, a temperature range of the hot endof the semiconductor thermoelectric sheet after electrification comprises the air sterilization temperature, and a temperature range of the cold end comprises the output air temperature; and the hot end of the semiconductor thermoelectric sheet is arranged in an air sterilization and purification flow channel, the cold end of the semiconductor thermoelectric sheet is arranged in an air output flowchannel, and air is introduced into the air sterilization and purification flow channel, so that the air enters the air output flow channel after being sterilized and purified through the air sterilization and purification flow channel so as to be output after being cooled to the output air temperature. The system comprises the semiconductor thermoelectric sheet, the air sterilization and purification flow channel and the air output flow channel. According to the method and system, the characteristics of heating and refrigerating of the semiconductor thermoelectric sheet are fully utilized, the high-temperature sterilization of air is realized, the air temperature is reduced to the needed temperature, the sterilization effect is good, and the energy utilization efficiency is high.

The invention relates to the technical field of membrane filtration, and discloses a preparation method of a high-flux polytetrafluoroethylene composite nanofiltration membrane. The preparation methodcomprises the following steps: S1, carrying out activation modification on a hydrophobic polytetrafluoroethylene microporous membrane by utilizing sodium alginate to obtain a hydrophilic polytetrafluoroethylene microporous membrane; S2, carrying out surface modification treatment on the quartz glass fibers by utilizing a silane coupling agent; S3, grafting trihydroxy quaternary ammonium salt to the surface of the quartz glass fiber to obtain modified quartz glass fiber; S4, depositing the modified quartz glass fiber on a hydrophilic polytetrafluoroethylene microporous membrane by a standing adsorption method to form a fiber net so as to obtain a pretreated polytetrafluoroethylene microporous membrane; and S5, coating the surface of the pretreated polytetrafluoroethylene microporous membrane with a polyethersulfone membrane casting solution, and drying to form the membrane. In the preparation process of the polytetrafluoroethylene composite nanofiltration membrane, macromolecular organic substances can be prevented from permeating into the polytetrafluoroethylene composite nanofiltration membrane from cracks in the surface of the polytetrafluoroethylene microporous membrane to block membrane holes so that the water flux of polytetrafluoroethylene composite nanofiltration is improved.

The invention provides a purification air exchanger which comprises a shell. A stale air inlet, a stale air outlet, a fresh air inlet and a fresh air outlet are formed in the shell. A first draught fan which is located between the stale air inlet and the stale air outlet and an air filtering device and a second draught fan which are located between the fresh air inlet and the fresh air outlet and connected with each other are arranged in the shell. The first draught fan is used for driving indoor stale air in the purification air exchanger through the stale air inlet and then discharging the indoor stale air out of the stale air outlet. The second draught fan is used for driving outdoor fresh air in the purification air exchanger through the fresh air inlet and then discharging the outdoor fresh air in a room through the fresh air outlet after the outdoor fresh air is filtered and purified through the air filtering device. By means of the purification air exchanger, air can be filtered and purified, the air exchange function is achieved, that is, the indoor stale air can be guided out and the outdoor fresh air can be led in, the air freshness is ensured, and the really-comfortable living environment is provided for people.

The invention belongs to the field of petroleum drilling and production, and in particular relates to a cutting tool for a rotating particle jet pipe string, which includes a pressure cap, a support ring, a centralizing blade, a gland, a filter screen, a disc spring, a rotating outer cylinder, a friction disc, a centralizing bearing, a card Rings, thrust bearings, compression springs, central shafts, nozzle bodies, hard alloy nozzles, etc., by adding particles to the pumped working fluid, using the rotating particle jet pipe string cutting tool to achieve filtration of particles and large-diameter particles in the fluid Purify, and straighten the tool through the straightening blade, spray the rotating particle jet downhole, realize the 360° high-efficiency cutting of the downhole pipe string, and not be limited by special conditions such as small pipe diameter and deformed pipe, effectively improve the cutting efficiency of complex downhole pipe strings, reduce job cost.

The invention discloses a soft-shelled turtle breeding oxygen supply device, and relates to the technical field of soft-shelled turtle breeding equipment. The soft-shelled turtle breeding oxygen supply device comprises a breeding pond body, a breeding tank is formed in the breeding pond body, an oxygen supply tank is further formed in the breeding pond body, and the oxygen supply tank communicates with the breeding tank through a water delivery assembly; and an oxygen aeration pipe is arranged in the oxygen supply tank, and the oxygen aeration pipe is used for performing oxygen aeration treatment on water in the oxygen supply tank. The oxygen aeration pipe is arranged in the oxygen supply tank to perform oxygen aeration treatment on the water in the oxygen supply tank, and then oxygen-enriched water is conveyed into the breeding tank so as to realize the oxygen aeration treatment on the water in the breeding tank; compared with a traditional mode that water in the breeding tank is directly oxygenated through an aeration pipe, soft-shelled turtles bred in the breeding tank can be prevented from being disturbed, and growth and reproduction of the soft-shelled turtles are facilitated; and meanwhile, soft-shelled turtle excrement, food residues and sludge precipitated in the breeding tank cannot be aroused and diffused into water, the water body is kept clean, and the soft-shelled turtle breeding habit requirement is met.

The invention discloses an acid liquid purification device for copper strip production and a purification method of copper strip. The acid liquid purification device comprises a filtration tank, wherein a filter element is arranged in the filtration tank, a U-shaped liquid inlet pipe and a U-shaped liquid outlet pipe are arranged at the bottom of the filtration tank, and a sealing blocking plate for covering a connecting port is arranged at the connecting port of the liquid inlet pipe and the filtration tank; the top of the filtration tank is provided with an air inlet connector and an opening part connected to a sealing end closure; the air inlet connector is connected to an air source through an air inlet pipeline; a T-junction is arranged on the air inlet pipeline, a first outlet and a second outlet of the T-junction are connected to the air inlet pipeline, a third outlet of the T-junction is connected to an air outlet pipeline, and a control valve is arranged on the air outlet pipeline. According to the purification method, the acid liquid purification device for copper strip production is used for realizing acid liquid purification; after the acid liquid passes through the acid liquid purification device, the acid liquid can be recycled while the cleaning effect of the acid liquid is ensured, and the cost can be greatly reduced.

The invention discloses a grain falling impact driven refined grain classificator which comprises a machine body. A slantways arranged clapboard is integrally connected into the machine body; guidingplates are correspondingly arranged on two sides in the upper end of the machine body; and a sieve plate is movably arranged between the two guiding plates. According to the grain falling impact driven refined grain classificator provided by the invention, the clapboard with a hopper structure is arranged in the machine body, and an impeller is arranged in the lower end of the machine body so as to rotate under the action of the grain falling impact; drag rods are arranged on two sides of the impeller by utilizing a secondary support, and rotary shaft handles are connected between the impellerand the drag rods, so that the upper drag rod can swing at a certain angle under the drive of the impeller and the rotary shaft handles; and a guide plate is arranged in the upper end of the machinebody, and the sieve plate connected with the drag rods is movably arranged on the guiding plates by utilizing springs, so that materials moved through the sieve plate and the clapboard drive the impeller to rotate, the impeller is driven through the drag rods so as to enable the sieve plate to move in a reciprocating way, and grains are filtered and purified by utilizing the gravitational potential energy of the grains.

The invention relates to the field of small home appliances and particularly relates to a domestic water filter with a function of automatically cleaning a filter element. The domestic water filter comprises a shell, as well as a cleaning device, a filtering device, a valve device, a switch device and a moving device that are fixed in the shell, wherein the cleaning device is located in a cleaningcavity formed in the end wall of the right side of the shell; the filtering device is arranged in a filtering cavity formed in the top wall of the cleaning cavity; the valve device is arranged in a valve cavity formed in the top wall of the shell; the switch device is arranged in a switch cavity formed in the end wall of the left side of the shell. According to the domestic water filter, a waterresource can be filtered and purified, so that drinking water is safer; meanwhile, the filter element can be cleaned by equipment, and dirt in centrifugation can be thrown away by high-speed rotatingcentrifugation in a cleaning process, so that the filter element is cleaned more thoroughly; the filter element is cleaned by the equipment by utilizing the water resource before purification, so thatthe equipment is convenient to operate; the equipment is provided with the automatic moving device, so that the equipment is moved conveniently.

The invention discloses a sewage treatment device, which comprises a filter cartridge housing connected with a water inlet pipe and a water outlet pipe, a drive motor is installed on the top of the filter cartridge housing, and a stirring paddle is installed in the filter cartridge housing , the stirring paddle is connected with the drive motor, the filter cartridge housing is provided with a cylindrical filter screen, the cylindrical filter screen is matched with the inner wall of the filter cartridge housing, the bottom of the cylindrical filter screen is axially connected with the filter cartridge housing, and the cylindrical filter screen The drive vane is fixed at the bottom, and two adsorption plates are fixedly installed in the filter cartridge housing, and the two adsorption plates are in sliding contact with the inner and outer surfaces of the cylindrical filter screen respectively, and the adsorption plates are connected with negative pressure suction pipes. The invention can improve the deficiencies of the prior art, has a compact structure, is convenient for transportation, and is suitable for preliminary treatment of sewage under various temporary emergency working conditions.

The invention relates to a portable water purifier and methods for water purification, backwashing and filler replacement thereof, belonging to the field of drinking water treatment. The portable water purifier includes a water-drawing part and a filter part; the water-drawing part includes a water inlet cylinder, and the lower end of the water inlet cylinder has internal threads; the filter part includes a stuffing tube with two ends open, and a stud is installed at both ends of the stuffing tube , one of the studs is matched with the internal thread of the water inlet cylinder, and the other stud is connected to the tail cap with the water outlet. The water purifier of the present invention optimizes the structure of the packing cylinder. Under the premise of meeting the water purification requirements, the packing can be backwashed, the replacement frequency of the packing is reduced, the use time of the packing is prolonged, the utilization rate of the packing is improved, and the replacement of the packing is easier. The water purification method adopts a water purifier to purify the sewage to the standard of drinking water; the backwashing method can realize the flushing of the filler of the water purifier, prolonging the use time of the filler; the replacement method of the filler can simply and quickly replace the filler.

The invention provides a ventilation system and method, which are applied to a three-dimensional space with people or animals, including an air intake module, a one-way power exhaust module, a gas detection module and a control module. The air intake module includes an air intake box, a power The air inlet mechanism and the air guide head, the first intercepting screen is arranged in the air inlet box, the power air inlet mechanism includes the air inlet pipe and the second intercepting screen, the first fan, and the porous honeycomb are arranged in the air inlet pipe in sequence according to the air inlet direction. body filter layer, the second fan, the area of ​​the wind passing surface of the first intercepting net plate is greater than the area of ​​the wind passing surface of the second intercepting net plate, the air guide head is movably arranged at the air outlet of the air inlet pipe, and the control module is used It is used to control the start and stop of the first fan, the second fan and the one-way power exhaust module according to the air pressure and the gas concentration of the preset type. Compared with the existing technology, better filtering effect, higher ventilation efficiency, longer service life and better biological safety are achieved.

The invention provides a purification air exchanger which comprises a shell. A stale air inlet, a stale air outlet, a fresh air inlet and a fresh air outlet are formed in the shell. A first draught fan which is located between the stale air inlet and the stale air outlet and an air filtering device and a second draught fan which are located between the fresh air inlet and the fresh air outlet and connected with each other are arranged in the shell. The first draught fan is used for driving indoor stale air in the purification air exchanger through the stale air inlet and then discharging the indoor stale air out of the stale air outlet. The second draught fan is used for driving outdoor fresh air in the purification air exchanger through the fresh air inlet and then discharging the outdoor fresh air in a room through the fresh air outlet after the outdoor fresh air is filtered and purified through the air filtering device. By means of the purification air exchanger, air can be filtered and purified, the air exchange function is achieved, that is, the indoor stale air can be guided out and the outdoor fresh air can be led in, the air freshness is ensured, and the really-comfortable living environment is provided for people.

The invention relates to a device in the field of air purification, in particular to an air purification device based on a biomass protein graphene nano composite material. The device comprises a shell. A purification cavity, a gas inlet cavity and a multi-stage filter cavity are sequentially formed in the shell from bottom to top and are separated through perforated plates. A base is arranged at the bottom of the shell. A purified gas outlet structure is arranged at the top of the shell and communicated with the multi-stage filter cavity. Graphene aerogel net columns are detachably arranged in the purification cavity, a circulating water cavity is formed outside the graphene aerogel net columns, a water inlet is formed in the lower portion of the circulating water cavity, and a water outlet is formed in the upper portion of the circulating water cavity. The three-dimensional macroporous graphene aerogel placed in the graphene aerogel net column is used for adsorbing impurities in air, and the air is adsorbed, circularly washed and purified in cooperation with circulating water washing.

The invention relates to a river purification device for ecological energy conservation and environmental protection, and effectively solves the problems that in the prior art, a filter screen is poorin bearing capacity and not easy to clean, and large purification equipment is large in occupied area, high in cost and incapable of adapting to the purification working condition under high-flow-speed water flow. According to the technical scheme, the device comprises a U-shaped main body, annular front sliding rails are fixedly connected to the two side walls of the main body, a middle verticalrail and a rear vertical rail are further fixedly connected to the two sides of the main body, two front filter screens are slidably connected into the front sliding rails, and the two front filter screens are connected through a transmission structure arranged on the front sliding rails; only one of the two front sliding rails is located in the main body at the same time, a middle filter screenis slidably connected in the middle vertical rail, and a rear filter screen is slidably connected in the rear vertical rail; the device is simple in structure, small water flow solid garbage can be effectively filtered and purified, meanwhile, the good filtering effect and high stability under the condition that the water flow is increased are guaranteed, garbage is convenient to clean, productionand manufacturing are convenient, the using cost is low, and the practicability is high.

The invention discloses a clamping and fixing assembly for copper rod production, and relates to the field of copper rod production. The conveying unit is arranged at the upper end of the equipment body and used for conveying the copper rods; the flushing and cooling mechanism is arranged in the equipment body, is used for realizing flushing and cooling of the copper rod, and consists of a flushing and cooling unit and a protection unit; the filtering and circulating mechanism is arranged in the equipment body, is used for filtering and recycling the flushing water, and consists of a filtering unit and a circulating unit; and the adjusting mechanism is arranged on one side of the equipment body, is used for adjusting the clamping position of the copper rod, and consists of a horizontal adjusting unit, a vertical adjusting unit and a clamping unit. Through the arrangement of the washing and cooling mechanism, a washing and cooling unit and a protection unit are matched with each other, so that a water source is sprayed out from spraying holes formed in a spraying head mounted on the lower surface of a collector plate to wash and cool a copper rod transported at the upper end of a transportation water filtering plate.

The invention relates to the technical field of sewage treatment, in particular to a purification treatment device for sewage containing sediment, comprising a water storage tank, a purifier and a collection tank. A left settling chamber and a right settling chamber connected at the bottom are arranged in the coarse filtration zone, a plurality of adsorption branches are evenly arranged on the side walls of the left settling chamber, and a second filter screen is arranged in the right settling chamber; the fine filtration zone An equipment room and a fine filter room are arranged side by side. The fine filter room is provided with a filler filter area, a support net and a retention area from top to bottom. The retention area is provided with a filter element, and the equipment room is provided with a first filter. a water pump, the first water pump is in communication with the collection tank pipeline. The purification treatment device for sediment-containing sewage can effectively remove the sediment impurities and heavy metals in the sewage, realize the filtering and purification process of the sediment-containing sewage, and has great significance for promoting the regeneration and utilization of water resources.

The invention discloses an air purification auxiliary device for an old-fashioned coal stove. The air purification auxiliary device for the old-fashioned coal stove comprises a coal stove main body, aflue, a fixing mechanism, a connecting mechanism and a dust removal mechanism; the flue is arranged at a smoke outlet of the coal stove main body in the vertical direction; the fixing mechanism is arranged at the top end of the outer wall of the flue; the connecting mechanism is mounted at the top end of the flue; and the dust removal mechanism is arranged at the top end of the fixing mechanism and located above the connecting mechanism. The air purification auxiliary device for the old-fashioned coal stove has the advantages that the device aims at solving the problems that in the prior art,an old-fashioned coal stove is simple in structure, dust and waste gas generated after coal combustion are directly exhausted into air, pollution is more serious, the market retention amount of the old-fashioned coal stove is large, and the total replacement cost is high; the device can achieve filtration and purification of smoke generated after coal combustion of the old-fashioned coal stove; atmospheric pollution caused by direct discharge of smoke dust is avoided; the device can be expanded and used for the exterior of the old-fashioned coal stove; higher cost caused by replacement of a novel green anthracite stove is avoided; the cost is saved; and application and popularization are facilitated.

The invention relates to a river purification device for ecological energy saving and environmental protection, which effectively solves the problems in the prior art that the filter screen has poor bearing capacity and is not easy to clean, large-scale purification equipment occupies a large area and has high cost, and cannot adapt to the purification under high-velocity water flow. The problem of working conditions; the technical solution is to include a U-shaped main body, both sides of the main body are fixedly connected with ring-shaped front slide rails, and both sides of the main body are also fixedly connected with middle vertical rails and rear vertical rails. There are two front filter screens slidingly connected in the rail, and the two front filter screens are connected through the transmission structure set on the front slide rail, so that only one of the two front slide rails is in the main body at the same time, and the sliding connection in the middle vertical rail has The middle filter screen is slidingly connected with the rear filter screen in the rear vertical rail; the structure of the invention is simple, which can effectively realize the filtration and purification of small water flow and solid waste, and at the same time ensure good filtration effect and high stability when the water flow rate increases , the garbage is easy to clean up, the production and use costs are low, and the utility is strong.

The invention discloses an environment-friendly water-jet loom waste water recycling device which comprises a motor, a waste water cylinder assembly is installed on the surface of the upper end of the motor, a rotating bucket mechanism is movably installed in the middle of the inner side of the waste water cylinder assembly, and the motor is started to drive a water stirring disc to stir waste water on the inner side of a water filter cylinder at a high speed; through periodical collision and contact between waste water and a cover net mechanism structure installed on the surface of the inner wall of the water filter cylinder, the waste water can be divided into multiple water flows through the water scraping openings, the water flows are guided into water inlet holes formed in the inner side of the rear guide plate through the front guide plate and then are communicated with the inner filter net through the water inlet holes, and broken lines in the waste water are effectively filtered out of the inner side of the inner filter net; then the wastewater flows back to the inner side of the water filter cylinder through a lower end gap between the rear wall shell and the front wall shell, and the operation is repeated, so that the wastewater is filtered and purified by the device.

The invention provides a water purifier which comprises a main body, a water channel and a liquid homogenizing component, wherein the liquid homogenizing component is arranged in the main body and comprises at least one adjusting part; a plurality of through holes are arranged on the adjusting part; and a current-limiting water-saving device can be installed on at least part through holes of the plurality of through holes. The water purifier realizes integration design, saves use space, has higher precision of flow adjustment, and enhances the water purifying effect.