CN115353236A - Filtering system and control method thereof - Google Patents
Filtering system and control method thereof Download PDFInfo
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- CN115353236A CN115353236A CN202210790076.3A CN202210790076A CN115353236A CN 115353236 A CN115353236 A CN 115353236A CN 202210790076 A CN202210790076 A CN 202210790076A CN 115353236 A CN115353236 A CN 115353236A
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- water
- internal circulation
- air
- filter
- filtering
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- 238000001914 filtration Methods 0.000 title claims abstract description 115
- 238000000034 method Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 274
- 230000008929 regeneration Effects 0.000 claims abstract description 26
- 238000011069 regeneration method Methods 0.000 claims abstract description 26
- 239000012535 impurity Substances 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims description 43
- 239000007924 injection Substances 0.000 claims description 43
- 239000012528 membrane Substances 0.000 claims description 23
- 239000002245 particle Substances 0.000 claims description 18
- 230000000694 effects Effects 0.000 abstract description 11
- 239000008187 granular material Substances 0.000 abstract 2
- 239000000843 powder Substances 0.000 description 19
- 238000012544 monitoring process Methods 0.000 description 7
- 230000009182 swimming Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000000523 sample Substances 0.000 description 5
- 238000012806 monitoring device Methods 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
- B01D24/4876—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration in which the filtering elements are moved between filtering operations; particular measures for removing or replacing the filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
- B01D24/4884—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration by pressure measuring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
- B01D24/4892—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration by temperature measuring
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/42—Nature of the water, waste water, sewage or sludge to be treated from bathing facilities, e.g. swimming pools
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a filtering system and a control method thereof, and the filtering system comprises a filtering cylinder, an internal circulation water inlet pipe, an internal circulation water outlet pipe and a regeneration structure, wherein the filtering cylinder is provided with a medium absorbing port for absorbing a powdery filtering medium, an internal circulation water outlet, a water-gas dual-purpose port for water inlet and air inlet of the internal circulation and an air outlet, and a filtering assembly is arranged in the filtering cylinder; one end of the internal circulation water inlet pipe is communicated with the water pool, the other end of the internal circulation water inlet pipe is communicated with the water-gas dual-purpose port, one end of the internal circulation water outlet pipe is communicated with the internal circulation water outlet, and the other end of the internal circulation water outlet pipe is communicated with the water pool; the regeneration structure can let in outside gas and drive the filter medium that rivers impact and cover on filtering component and break up this filter medium and form the granule, and the granule combines to form new filter medium again with the aquatic impurity and is in order to cover on the filtering component, the filter effect is good, only needs to change filter medium when necessary, does not need frequently to change filtering component, facilitates the use.
Description
Technical Field
The invention relates to the technical field of filtering systems, in particular to a filtering system and a control method thereof.
Background
The swimming pool is a place where people engage in swimming sports, generally, the swimming pool is large in size, a large amount of water is contained in the swimming pool, people can pollute the water body during swimming, and the water in the swimming pool needs to be filtered and disinfected timely to keep the water in the swimming pool clean; but current filtration system adopts simple filter equipment mostly, generally connects a filter core through a circulating water pump, and the water inlet and outlet circulation is reciprocal to be filtered through the filter core is simple, and the filter effect is poor to still need frequently to change the filter core, it is inconvenient to use.
Disclosure of Invention
The present invention is directed to solve at least one of the problems of the prior art, and to provide a filtration system and a control method thereof, which have a good filtration effect and do not require frequent replacement of a filter element.
A filtration system according to an embodiment of the first aspect of the invention comprises: the filter comprises a filter cylinder, an internal circulation water inlet pipe, an internal circulation water outlet pipe and a regeneration structure, wherein the filter cylinder is provided with a medium absorbing port for absorbing a powdery filter medium, an internal circulation water outlet and a water-gas dual-purpose port for water inlet and air inlet of the internal circulation, and a filter assembly is arranged in the filter cylinder; one end of the internal circulation water inlet pipe is communicated with the water pool, the other end of the internal circulation water inlet pipe is communicated with the water-gas dual-purpose port, one end of the internal circulation water outlet pipe is communicated with the internal circulation water outlet, and the other end of the internal circulation water outlet pipe is communicated with the internal circulation water inlet pipe; the regeneration structure can be introduced with external air to drive water flow to impact the filter medium covered on the filter assembly and break up the filter medium to form particles, the particles are combined with impurities in water to form a new filter medium again to cover the filter assembly, and the regeneration structure is communicated with the water-air dual-purpose port.
The filtering system provided by the embodiment of the invention has at least the following beneficial effects: the powdery filter medium enters the filter cylinder through the medium absorbing port, the pool water flows into the filter cylinder through the internal circulation water inlet pipe and can flush the powdery filter medium onto the filter component to form a filter membrane, the water in the filter cylinder flows into the internal circulation water inlet pipe again through the internal circulation water outlet pipe to form internal circulation so that the filter medium can uniformly cover the filter component, after the filter is filtered for a period of time, the exhaust port is opened, the regeneration structure is filled with external gas, the external gas enters the filter cylinder through the water-gas dual-purpose port to drive water flow to flush the filter membrane and scatter the filter membrane to form particles, the particles can be continuously combined with impurities in the water to form a new filter membrane, the new filter membrane covers the filter component again, the filtration circulation is continued, the filter effect is good, the filter medium is changed only when necessary, the filter component does not need to be frequently changed, and the filter component is convenient to use.
According to some embodiments of the invention, the regeneration structure comprises an air inlet pipe and an air injection structure, the air injection structure is arranged in the filter cylinder, an opening is formed in the internal circulation water inlet pipe, the air inlet pipe is communicated with the air injection structure through the opening and the water-gas dual-purpose opening in sequence, the structure is simple, and external air can be conveniently introduced into the air injection structure.
According to some embodiments of the invention, the air injection structure comprises an air guide tube and a plurality of air injection tubes, the air injection tubes are provided with a plurality of air injection holes, the air injection tubes are respectively arranged on the air guide tube and are respectively communicated with the air guide tube, the air guide tube is communicated with the air inlet tube, external air enters the air guide tube through the air inlet tube and is injected out along the plurality of air injection holes on the air injection tubes, and the air injection structure has the advantages of large injection area, high density and good injection effect.
According to some embodiments of the invention, the filtering cylinder is provided with an external circulation water inlet and an external circulation water outlet, and further comprises an external circulation water inlet pipe and an external circulation water outlet pipe which are respectively communicated with the water pool, the external circulation water inlet pipe is communicated with the external circulation water inlet, the external circulation water outlet pipe is communicated with the external circulation water outlet, and the pool water circularly flows among the external circulation water inlet pipe, the filtering cylinder and the external circulation water outlet pipe.
According to some embodiments of the invention, the water pump further comprises a water pump, a water inlet of the water pump is communicated with the water pool, a water outlet of the water pump is communicated with the external circulation water inlet pipe, a second opening is arranged on the external circulation water inlet pipe, one end of the internal circulation water inlet pipe is communicated with the water outlet of the water pump through the second opening, the other end of the internal circulation water outlet pipe is communicated with the water inlet of the water pump, the number of the water pumps and the length of a pipeline are saved, one water pump can realize external circulation water inlet and internal circulation water inlet, and water in the internal circulation water outlet pipe can flow into the internal circulation water inlet pipe through the water pump and the external circulation water inlet pipe again, so that the length of the pipeline and the water quantity are saved.
According to some embodiments of the invention, the system further comprises an air compressor and a plurality of pneumatic valves, the pneumatic valves are respectively arranged on the internal circulation water inlet pipe, the internal circulation water outlet pipe, the external circulation water inlet pipe, the external circulation water outlet pipe and the water pump, the air compressor is respectively connected with the air inlet pipe and the plurality of pneumatic valves, the air compressor realizes automatic control of the water pump, the internal circulation water inlet pipe and other pipelines by pneumatically controlling the plurality of pneumatic valves, and the pneumatic valve control is safer and more reliable.
According to some embodiments of the invention, the filter cylinder is provided with an observation window for observing the filter medium and the filter assembly, the adhesion condition of the filter medium on the filter assembly is observed through the observation window, the running speed of the water pump is timely adjusted according to actual conditions, and the best filtering effect can be obtained when the perlite powder medium is uniformly adhered to the braided tube.
According to some embodiments of the invention, the water and air port is located at the lower part of the filter cylinder, the internal circulation water outlet is located at the upper part of the filter cylinder, and pool water flows from the lower part of the filter cylinder to the upper part during internal circulation, so that the filter medium can be better driven to cover the filter assembly.
In some embodiments, the bottom of the filter cylinder is provided with a water outlet, when the filter system does not work, some water can be remained in the filter cylinder, the water can be discharged by opening the water outlet, the air source in the filter cylinder is ensured to be clean, and the filter medium is kept dry.
The control method according to the embodiment of the second aspect of the present invention, for controlling the above-mentioned filtering system to operate in the internal circulation mode, the external circulation filtering mode and the regeneration mode, comprises the following steps: firstly, starting the internal circulation mode, closing the external circulation water inlet and the external circulation water outlet, respectively opening the medium suction port, the water-air dual-purpose port and the internal circulation water outlet, allowing the powdery filter medium to enter the filter cylinder through the medium suction port, allowing pool water to flow into the filter cylinder through the internal circulation water inlet pipe to flush the filter medium onto the filter assembly to form a first filter membrane, and allowing water in the filter cylinder to flow into the internal circulation water inlet pipe through the internal circulation water outlet pipe to realize internal circulation; secondly, starting the external circulation filtering mode, closing the medium absorbing port and the water-gas dual-purpose port, opening the external circulation water inlet and the external circulation water outlet, and enabling pool water to flow through the first filtering membrane through the external circulation water inlet pipe and flow into a pool through the external circulation water outlet pipe to realize external circulation filtering; the regeneration mode is started again, the water-air dual-purpose port and the exhaust port are opened, the air compressor guides air into the air injection structure through the air inlet pipe, the air injection structure injects air and drives water flow to break up the first filtering membrane to form particles, and the particles are combined with impurities in water to form a second filtering membrane covering the filtering assembly; and finally, closing the regeneration mode, closing the water-gas dual-purpose port, and continuing to perform the external circulation filtering mode.
The control method provided by the embodiment of the invention has at least the following beneficial effects:
firstly, an internal circulation mode is carried out, so that the powdery filter medium forms a first filter membrane on the filter assembly; then, an external circulation filtering mode is carried out, the pool water circularly flows among the external circulation water inlet pipe, the filtering cylinder and the external circulation water outlet pipe, and after the pool water is filtered for a period of time, the volume of the first filtering membrane is increased; then, a regeneration mode is carried out, the air compressor is started, external air enters the air injection structure through the air inlet pipe to be injected and drives water flow to break up the first filtering membrane to form particles, the particles can be continuously combined with impurities in water to form a new second filtering membrane, the new second filtering membrane is covered on the filtering assembly again, and then an external circulation filtering mode is continuously carried out; the filter medium is replaced only when necessary, and the filter component does not need to be replaced frequently, so that the filter is convenient to use.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The following further describes the embodiments of the present invention with reference to the drawings;
FIG. 1 is a block diagram of a filter bowl in a filtration system;
FIG. 2 is a block diagram of another perspective of a filter cylinder in the filter system;
FIG. 3 is a block diagram of a regeneration configuration in a filtration system;
FIG. 4 is a block diagram of a filtration system;
fig. 5 is a control flow diagram of the filtration system.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
Referring to fig. 1 to 4, the filtering system according to the embodiment of the present invention includes a filtering cylinder 10, an internal circulation water inlet pipe 21, an internal circulation water outlet pipe 22, and a regeneration structure, wherein the filtering cylinder 10 is provided with a medium intake port 11 for taking in a powdery filtering medium, an internal circulation water outlet port 12, a dual-purpose water-air port 13 for taking in water and air through internal circulation, and an air outlet port 14, and the filtering cylinder 10 is provided with a filtering assembly therein; one end of the internal circulation water inlet pipe 21 is communicated with the water pool, the other end of the internal circulation water inlet pipe 21 is communicated with the water-gas dual-purpose port 13, one end of the internal circulation water outlet pipe 22 is communicated with the internal circulation water outlet 12, and the other end of the internal circulation water outlet pipe 22 is communicated with the internal circulation water inlet pipe 21; the regeneration structure can be introduced with external gas to drive water flow to impact the filter medium covered on the filter assembly and break up the filter medium to form particles, the particles are combined with impurities in water to form a new filter medium again to cover the filter assembly, and the regeneration structure is communicated with the water-gas dual-purpose port 13. The filtering component can be a net-shaped filtering net or a plurality of hoses, the powdery filtering medium enters the filtering cylinder 10 through the medium suction port 11, the pool water flows into the filtering cylinder 10 through the internal circulation water inlet pipe 21, the powdery filtering medium can be flushed on the filtering net or the hoses to form a filtering film, the water in the filtering cylinder flows into the internal circulation water inlet pipe again through the internal circulation water outlet pipe to form internal circulation so that the filtering medium can be uniformly covered on the filtering component, after the filtering is carried out for a period of time, the exhaust port 14 is opened, the external gas is introduced into the regeneration structure, the external gas enters the filtering cylinder 10 through the water-gas dual-purpose port 13 to drive water flow to impact the filtering film and scatter the filtering film to form particles, the particles can be continuously combined with impurities in the water to form a new filtering film to be covered on the filtering component again to continue filtering circulation, the filtering effect is good, the powdery filtering medium only needs to be added on time, the filtering component does not need to be frequently replaced, and the filtering component is convenient to use.
As shown in fig. 3, in some embodiments, the regeneration structure includes an air inlet pipe 31 and an air injection structure, the air injection structure is disposed in the filtering cylinder 10, an opening is disposed on the internal circulation water inlet pipe 21, the air inlet pipe 31 is communicated with the air injection structure through the opening and the water and air dual-purpose port 13 in sequence, the structure is simple, and external air can be conveniently introduced into the air injection structure.
In some embodiments, the air injection structure comprises an air duct 321 and a plurality of air injection pipes 322, a plurality of air injection holes are arranged on the air injection pipes 322, the plurality of air injection pipes 322 are respectively arranged on the air duct 321 and are respectively communicated with the air duct 321, the air duct 321 is communicated with the air inlet pipe 31, external air is introduced into the air duct 321 through the air inlet pipe 31 and is injected out along the plurality of air injection holes on the air injection pipes 322, the injection area is large, the density is high, and the injection effect is good; in some embodiments, the plurality of gas lances 322 are evenly distributed between the filter assemblies and the injection is more uniform.
The shape and number of the air ducts 321 are not limited herein, and the air ducts 321 may be annular or skeleton-lined, and have a simple structure and a good spraying effect.
In some embodiments, the filtering cylinder 10 is provided with an external circulation water inlet 15 and an external circulation water outlet 16, and further includes an external circulation water inlet pipe 41 and an external circulation water outlet pipe 42 respectively communicated with the water tank, the external circulation water inlet pipe 41 is communicated with the external circulation water inlet 15, the external circulation water outlet pipe 42 is communicated with the external circulation water outlet 16, and the water in the water tank circularly flows among the external circulation water inlet pipe 41, the filtering cylinder 10 and the external circulation water outlet pipe 42 to realize external circulation filtration.
In some embodiments, the water pump 50 is further included, a water inlet of the water pump 50 is communicated with the water pool, a water outlet of the water pump 50 is communicated with the external circulation water inlet pipe 41, a second opening is arranged on the external circulation water inlet pipe 41, one end of the internal circulation water inlet pipe 21 is communicated with the water outlet of the water pump 50 through the second opening, and the other end of the internal circulation water outlet pipe 22 is communicated with the water inlet of the water pump 50; the pool water flows through the water pump 50, the internal circulation water inlet pipe 21, the filter cylinder 10 and the internal circulation water outlet pipe 22 and then flows to the water pump 50, and the internal circulation is carried out in a circulating and reciprocating way; the pool water flows through the water pump 50, the external circulation water inlet pipe 41, the filter cylinder 10, the external circulation water outlet pipe 42 and the pool and then flows to the water pump 50, and the external circulation is carried out in a reciprocating way; the water pump can realize external circulation water inlet and internal circulation water inlet, and water in the internal circulation water outlet pipe can flow into the internal circulation water inlet pipe through the water pump and the external circulation water inlet pipe in a circulating mode again, so that the length and the water quantity of the pipeline are saved.
As shown in fig. 4, in some embodiments, the water pump further comprises an air compressor 51 and a plurality of pneumatic valves 52, the internal circulation water inlet pipe 21, the internal circulation water outlet pipe 22, the external circulation water inlet pipe 41, the external circulation water outlet pipe 42 and the water pump are respectively provided with the pneumatic valves 52, the air compressor 50 is respectively connected with the air inlet pipe 31 and the plurality of pneumatic valves 52, the air compressor pneumatically controls the plurality of pneumatic valves 52 to realize automatic control of the water pump, the internal circulation water inlet pipe 21 and other pipelines, and the pneumatic valves 52 are controlled more safely and reliably.
In some embodiments, the filtering cylinder 10 is provided with an observation window 17 for observing the filtering medium and the filtering components, the adhesion condition of the filtering medium on the filtering components is observed through the observation window 17, the running speed of the water pump is timely adjusted according to the actual condition, and the best filtering effect can be obtained when the filtering medium is uniformly adhered to the filtering components such as the filtering net and the like.
In some embodiments, the water and air port 13 is located at the lower portion of the filter bowl 10, and the internal circulation water outlet 12 is located at the upper portion of the filter bowl 10, so that during internal circulation, pool water flows from the lower portion to the upper portion of the filter bowl 10, and the filter medium can be better driven to cover the filter assembly.
In some embodiments, the bottom of the filter cylinder 10 is provided with a water outlet 18, when the filter system is not in operation, some water is left in the filter cylinder 10, and the water can be discharged by opening the water outlet 18, so as to ensure that the air source in the filter cylinder 10 is clean and the filter medium is kept dry.
In some embodiments, the heat pump 53 is connected to the external circulation water outlet pipe 42, and the heat pump 53 forces heat from the low-temperature object to the high-temperature object in a reverse circulation manner, and consumes only a small amount of net reverse circulation work to obtain a large heat supply amount, so that the low-grade heat energy which is difficult to apply can be effectively utilized for energy saving.
In some embodiments, an exhaust duct 60 is further included in communication with the exhaust port 14 to exhaust air in the filter cylinder 10 to the outside.
In some embodiments, a vacuum powder sucker 61 and a powder sucking pipe are further included, one end of the powder sucking pipe is communicated with the vacuum powder sucker 61, and the other end of the powder sucking pipe is communicated with the medium suction port 11, so that the powdery filter medium is automatically conveyed into the filter cylinder 10.
In some embodiments, the powder suction duct includes a first powder suction pipe 71 and a second powder suction pipe 72, wherein one end of the first powder suction pipe 71 communicates with the vacuum powder suction machine 61, the other end of the first powder suction pipe 71 communicates with the exhaust pipe 60, one end of the second powder suction pipe 72 communicates with the exhaust pipe 60, the other end of the second powder suction pipe 72 communicates with the medium suction port 11, the second powder suction pipe 72 is closer to the exhaust end of the exhaust pipe 60 than the first powder suction pipe 71, and an air-operated valve 52 is provided on a duct between a connection of the first powder suction pipe 71 and the exhaust pipe 60 and the exhaust port 14, and when the air-operated valve 52 is opened, the exhaust is performed, and when the air-operated valve 52 is closed, the powder suction is performed.
In some embodiments, a master controller is included, and the master controller is electrically connected with the air compressor 51, the vacuum powder absorption machine 61, the water pump 50 and the heat pump 53 respectively, so as to facilitate remote automation control.
In some embodiments, the water pressure monitoring device further comprises a water pressure monitoring module arranged at the external circulation water inlet 15 and the external circulation water outlet 16 respectively, the water pressure monitoring module is electrically connected with the main controller, the water pressure monitoring module comprises a pressure gauge 54 and a pressure sensor 55, water pressure can be detected through the pressure gauge 54 and the pressure sensor 55, and a detection result is sent to the main controller, when the detected water pressure is abnormal, the main controller can automatically control the water pump, the air compressor 51 and each pneumatic valve to stop running, and when the service life of the filter medium is over, the filter membrane can become thick, water flow is difficult to pass through, so that the water pressure at the external circulation water inlet 15 is increased, the water pressure monitoring module can detect, the filter medium in the filter cylinder 10 needs to be cleaned, and the filter medium is added again.
In some embodiments, a disinfection device 56, such as a UV lamp, is disposed on the outer circulation outlet pipe 42, and the disinfection device 56 is electrically connected to the main controller, so as to facilitate automatic control, and enable the filtration and disinfection to be simultaneously performed.
In some embodiments, the device further comprises an administration device 57 communicated with the external circulation water outlet pipe 42, wherein the administration device 57 comprises a container for containing sodium hypochlorite, and the container is communicated with the external circulation water outlet pipe 42.
In some embodiments, a water quality monitoring device connected to the external circulation water outlet pipe 42 is further included, and the water quality monitoring device includes an existing common online pH probe, an online residual chlorine probe, an online turbidity probe, an ORP probe, a temperature probe, and the like; this water quality monitoring equipment still has the remote monitoring function (adopts wireless module), can give terminal equipment with the quality of water information transmission who gathers, the remote monitoring quality of water situation of being convenient for.
In some embodiments, a waste trap 58 is included in communication with the drain 18 to trap waste water in the bowl 10.
The control method of the invention is used for controlling the filter system to operate in an internal circulation mode, an external circulation filter mode and a regeneration mode, and comprises the following steps: step S11, starting an internal circulation mode, closing an external circulation water inlet 15 and an external circulation water outlet 16, respectively opening a medium absorbing port 11, a water-gas dual-purpose port 13 and an internal circulation water outlet 12, allowing a powdery filter medium to enter a filter cylinder 10 through the medium absorbing port 11, allowing pool water to flow into the filter cylinder 10 through an internal circulation water inlet pipe 21 to flush the filter medium onto a filter assembly to form a first filter membrane, and allowing water in the filter cylinder 10 to flow into the internal circulation water inlet pipe 21 through an internal circulation water outlet pipe 22 to realize internal circulation; step S12, starting an external circulation filtering mode, closing the medium absorbing port 11 and the water-gas dual-purpose port 13, opening the external circulation water inlet 15 and the external circulation water outlet 16, and enabling pool water to flow through the first filtering membrane through the external circulation water inlet pipe 41 and flow into the pool through the external circulation water outlet pipe 42 to realize external circulation filtering; step S13, starting a regeneration mode, opening the water-gas dual-purpose port 13 and the exhaust port 14, leading air into an air injection structure by the air compressor 51 through the air inlet pipe 31, injecting gas by the air injection structure and driving water flow to break up a first filtering membrane into particles, and combining the particles with impurities in water to form a second filtering membrane covering the filtering component; and step S14, closing the regeneration mode, closing the water-gas dual-purpose port 13, and continuing to perform the external circulation filtering mode. The filter element is circularly reciprocated, the filtering effect is good, only the powdery filtering medium needs to be added on time, the filtering component does not need to be frequently replaced, and the use is convenient.
It is readily understood by those skilled in the art that the above-described preferred modes can be freely combined and superimposed without conflict.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes, which can be directly or indirectly applied to other related technical fields under the inventive concept of the present invention, are included in the present invention.
Claims (10)
1. A filtration system, comprising:
the filter comprises a filter cylinder (10), wherein a medium absorbing port (11) for absorbing a powdery filter medium, an internal circulation water outlet (12), a water-gas dual-purpose port (13) for water inlet and air inlet of internal circulation and an air outlet (14) are arranged on the filter cylinder (10), and a filter assembly is arranged in the filter cylinder (10);
the water-saving device comprises an internal circulation water inlet pipe (21) and an internal circulation water outlet pipe (22), wherein one end of the internal circulation water inlet pipe (21) can be communicated with a water pool, the other end of the internal circulation water inlet pipe (21) is communicated with a water-gas dual-purpose port (13), one end of the internal circulation water outlet pipe (22) is communicated with an internal circulation water outlet (12), and the other end of the internal circulation water outlet pipe (22) is communicated with one end of the internal circulation water inlet pipe (21);
the regeneration structure can be introduced with external air to drive water flow to impact the filter medium covered on the filter assembly and break up the filter medium to form particles, the particles are combined with impurities in water to form a new filter medium again to cover the filter assembly, and the regeneration structure is communicated with the water-air dual-purpose port (13).
2. The filtration system of claim 1, wherein: the regeneration structure comprises an air inlet pipe (31) and an air injection structure, the air injection structure is arranged in the filter cylinder (10), a first opening is formed in the internal circulation water inlet pipe (21), and the air inlet pipe (31) is communicated with the air injection structure through the first opening and the water-air dual-purpose opening (13) in sequence.
3. The filtration system of claim 2, wherein: the air injection structure comprises an air duct (321) and a plurality of air injection pipes (322), a plurality of air injection holes are formed in the air injection pipes (322), the air injection pipes (322) are arranged on the air duct (321) and communicated with the air duct (321) respectively, and the air duct (321) is communicated with the air inlet pipe (31).
4. A filtration system according to claim 3, wherein: be equipped with extrinsic cycle water inlet (15) and extrinsic cycle delivery port (16) on straining jar (10), still including extrinsic cycle inlet tube (41) and extrinsic cycle outlet pipe (42) with pond (20) intercommunication respectively, extrinsic cycle inlet tube (41) with extrinsic cycle water inlet (15) intercommunication, extrinsic cycle outlet pipe (42) with extrinsic cycle delivery port (16) intercommunication.
5. The filtration system of claim 4, wherein: still include water pump (50), the water inlet and the pond intercommunication of water pump (50), the delivery port of water pump (50) with extrinsic cycle inlet tube (41) intercommunication, be equipped with the second opening on extrinsic cycle inlet tube (41), the one end of inner loop inlet tube (21) is passed through the second opening with the delivery port intercommunication of water pump (50), the other end of inner loop outlet pipe (22) with the water inlet intercommunication of water pump (50).
6. The filtration system of claim 5, wherein: still include air compressor (51) and a plurality of pneumatic valve (52), internal loop inlet tube (21) internal loop outlet pipe (22) extrinsic cycle inlet tube (41) extrinsic cycle outlet pipe (42) with be equipped with on the water pump respectively pneumatic valve (52), air compressor (51) respectively with intake pipe (31) and a plurality of pneumatic valve (52) are connected.
7. The filtration system of claim 1, wherein: an observation window (17) is arranged on the filtering cylinder (10) to observe the filtering medium and the filtering component.
8. The filtration system of claim 1, wherein: the water-gas dual-purpose opening (13) is positioned at the lower part of the filter cylinder (10), and the internal circulation water outlet (12) is positioned at the upper part of the filter cylinder (10).
9. The filtration system of claim 1, wherein: the bottom of the filtering cylinder (10) is provided with a water outlet (18).
10. A control method for controlling the operation of the filter system according to any one of claims 6 to 9 in an internal circulation mode, an external circulation filter mode and a regeneration mode, comprising the steps of:
starting the internal circulation mode, closing the external circulation water inlet (15) and the external circulation water outlet (16), opening the medium suction port (11), the water-air dual-purpose port (13) and the internal circulation water outlet (12), respectively, allowing powdery filter media to enter the filter cylinder (10) through the medium suction port (11), allowing pool water to flow into the filter cylinder (10) through the internal circulation water inlet pipe (21) to flush the filter media onto the filter assembly to form a first filter membrane, and allowing water in the filter cylinder (10) to flow into the internal circulation water inlet pipe (21) through the internal circulation water outlet pipe (22);
starting the external circulation filtering mode, closing the medium absorbing port (11) and the water-gas dual-purpose port (13), opening the external circulation water inlet (41) and the external circulation water outlet (42), and enabling pool water to flow through the first filtering membrane through the external circulation water inlet pipe (21) and flow into the pool through the external circulation water outlet pipe (42);
starting the regeneration mode, wherein the water-gas port (13) and the exhaust port (14) are opened, the air compressor (51) guides air into the air injection structure through the air inlet (31), the air injection structure injects gas and drives water flow to break up the first filtering membrane into particles, and the particles are combined with impurities in the water to form a second filtering membrane covered on the filtering assembly;
and closing the regeneration mode, closing the water-gas dual-purpose port (13), and continuing the external circulation filtration mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210790076.3A CN115353236A (en) | 2022-07-06 | 2022-07-06 | Filtering system and control method thereof |
| CN202310817527.2A CN117003299A (en) | 2022-07-06 | 2023-07-04 | Circulating regeneration filtering system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210790076.3A CN115353236A (en) | 2022-07-06 | 2022-07-06 | Filtering system and control method thereof |
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| CN115353236A true CN115353236A (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210790076.3A Pending CN115353236A (en) | 2022-07-06 | 2022-07-06 | Filtering system and control method thereof |
| CN202310817527.2A Pending CN117003299A (en) | 2022-07-06 | 2023-07-04 | Circulating regeneration filtering system and control method thereof |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310817527.2A Pending CN117003299A (en) | 2022-07-06 | 2023-07-04 | Circulating regeneration filtering system and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118047432B (en) * | 2024-04-12 | 2024-07-19 | 成都市市政工程设计研究院有限公司 | Non-medicament microchannel oscillation separation alternative sewage treatment device and sewage treatment method |
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- 2022-07-06 CN CN202210790076.3A patent/CN115353236A/en active Pending
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Application publication date: 20221118 |