CN112933716A - Self-cleaning filter and automatic cleaning operation method - Google Patents
Self-cleaning filter and automatic cleaning operation method Download PDFInfo
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- CN112933716A CN112933716A CN202110366096.3A CN202110366096A CN112933716A CN 112933716 A CN112933716 A CN 112933716A CN 202110366096 A CN202110366096 A CN 202110366096A CN 112933716 A CN112933716 A CN 112933716A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 159
- 238000000034 method Methods 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 104
- 238000001914 filtration Methods 0.000 claims abstract description 60
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 238000012545 processing Methods 0.000 claims description 55
- 238000004891 communication Methods 0.000 claims description 44
- 239000010865 sewage Substances 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 23
- 230000008569 process Effects 0.000 claims description 22
- 239000012535 impurity Substances 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000000746 purification Methods 0.000 claims description 8
- 238000005201 scrubbing Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- -1 polypropylene Polymers 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 230000003993 interaction Effects 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000008213 purified water Substances 0.000 abstract 2
- 230000001680 brushing effect Effects 0.000 description 44
- 230000033001 locomotion Effects 0.000 description 10
- 230000009467 reduction Effects 0.000 description 10
- 239000008399 tap water Substances 0.000 description 7
- 235000020679 tap water Nutrition 0.000 description 7
- 238000005406 washing Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/22—Directing the mixture to be filtered on to the filters in a manner to clean the filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/13—Supported filter elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention relates to a self-cleaning filter and an automatic cleaning operation method, comprising the following steps: the inner hollow valve body is provided with a water inlet and a water outlet; the filter assembly is arranged in the valve body, a raw water chamber is formed between the outer wall of the filter assembly and the inner wall of the valve body, a purified water chamber is formed inside the filter assembly, the raw water chamber is communicated with the water inlet, and the purified water chamber is communicated with the water outlet; the rotational flow generating device is sleeved outside the filtering component; the cleaning component is rotatably sleeved on the outer side of the filtering component, and at least part of the cleaning component is abutted with the inner wall of the valve body and/or the outer wall of the filtering component; the swirl generating device and the cleaning assembly are sequentially arranged in the valve body along the flowing direction of liquid, the cleaning assembly comprises an impeller, the impeller is arranged below the swirl generating device, and the impeller can rotate under the driving of the liquid swirl and drives the cleaning assembly to rotate. Through the adjustment of structure, realize that the filter does not receive time, space restriction self-cleaning along with the use, the cleaning performance is good, and the reliability is high.
Description
Technical Field
The invention relates to a self-cleaning filter and an automatic cleaning operation method, and belongs to the technical field of water purification equipment.
Background
The prior art filter comprises: the filter flask that aircraft nose, upper end and aircraft nose are connected is provided with filter element group spare in the filter flask, and filter element group spare includes the filter screen skeleton, and the outer wall cover of filter screen skeleton is equipped with the filter screen. In the using process, water flows into a gap between the filter flask and the filter screen from a water inlet of the machine head, flows into the center of the filter screen framework after being filtered by the filter screen, and then flows to a water outlet of the machine head from the center of the filter screen framework, and the filter is deeply inserted into thousands of households and high-grade hotels.
Current filter, filter element group spare can block up after using for a long time, needs to change or wash, and it scrapes to wash or change the water route backwash to pass through the corresponding mechanism rotation of manual operation during prior art washs many times, but the filter screen rotates inflexibly after adhering to the dirt for a long time, and stubborn stain originally just washs the difficulty in addition, and the operation is got up can be considerable wastes time and energy. The invention aims to solve the technical problem and provides a filter which is synchronously rotated and cleaned in the using process and has the function of self-cleaning a filter screen, so that time and labor are not consumed for cleaning at regular intervals.
Disclosure of Invention
One of the objectives of the present invention is to solve the deficiencies of the prior art and to provide a self-cleaning filter. Through the adjustment of structure, realize the filter along with the filter use not by the self-cleaning of time, space restriction, the cleaning performance is good, and the reliability is high.
The invention also aims to provide an automatic cleaning operation method of the self-cleaning filter.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a self-cleaning filter comprising:
the valve body is hollow, and a water inlet and a water outlet are formed in the valve body;
the filter assembly is arranged in the valve body, a raw water chamber is formed between the outer wall of the filter assembly and the inner wall of the valve body, a water purification chamber is formed inside the filter assembly, the raw water chamber is communicated with the water inlet, and the water purification chamber is communicated with the water outlet;
the rotational flow generating device is sleeved on the outer side of the filtering component and is used for generating rotational flow for liquid flowing through the rotational flow generating device;
the cleaning assembly is rotatably sleeved on the outer side of the filtering assembly, and at least part of the cleaning assembly is abutted with the inner wall of the valve body and/or the outer wall of the filtering assembly;
the swirl generating device and the cleaning assembly are sequentially arranged in the valve body along the flowing direction of liquid, the cleaning assembly comprises an impeller, the impeller is arranged below the swirl generating device, and the impeller can rotate under the driving of the liquid swirl and drives the cleaning assembly to rotate.
The filter has the function of self-cleaning the outer wall of the filtering component and the inner wall of the valve body, is mainly used for solving the problem that dirt adheres to the surfaces of the filtering component and the valve body in the using process of the filter, can keep the filter to filter impurity dirt in water for a long time and effectively, reduces the times of disassembling, washing and maintaining the filter, and has the following specific working principle: after tap water enters the filter, the water flow passes through the rotational flow generating device to generate a rotational vortex with a certain speed; the vortex impacts an impeller on the cleaning assembly to enable the cleaning assembly to rotate around the filtering assembly; because the cleaning assembly is at least partially abutted against the inner wall of the valve body and/or the outer wall of the filtering assembly, the cleaning assembly can generate friction and relative movement with the outer wall of the filtering assembly and/or the inner wall of the valve body in the rotating process of the cleaning assembly, and dirt and impurities attached to the outer wall of the filtering assembly and/or the inner wall of the valve body can be cleaned off in the relative movement process; under the normal condition of using water of user, the washing subassembly can autogiration and wash filter screen outer wall and valve body inner wall under the impact of water vortex, can effectively stop the adnexed of dirt.
Preferably, the rotational flow generating device comprises an inner support ring, an outer support ring and helical blades, the helical blades are respectively connected with the outer side of the inner support ring and the inner side of the outer support ring, the helical blades are single-blade helical blades or double-blade helical blades or multi-blade helical blades, and the inner side of the inner support ring is sleeved on the outer side of the filter assembly. In the invention, the rotational flow generating device can be integrally formed during specific processing, the spiral blade structures are various and can be selected according to different water using environments and water quality conditions, and the purpose is to realize rotation acceleration of water flow entering the filter, further increase the driving force of the impeller of the cleaning assembly, improve the rotating speed of the cleaning assembly and improve the cleaning effect. Such as: the water quality condition is good, the impurities are few, and when the requirement on the rotating speed of the cleaning assembly is not high, a single-blade helical blade can be selected.
Preferably, the outer side of the outer support ring is provided with at least one protrusion or groove, the position of the inner wall of the valve body, which corresponds to the protrusion or groove, is provided with a groove or protrusion, and the relative position of the outer support ring and the valve body is fixed through the matching of the protrusion and the groove. The purpose of this structural design is to let the whirl generating device be fixed in the valve body, avoids relative motion, and the effect of whirl is accelerated in the influence, and protruding fixed fit mode dismantled with the recess, processing is convenient, and the installation, dismantlement are also simple, especially adapted industrial production.
Preferably, the cleaning assembly includes a support and a plurality of brushing assemblies, the support is disposed at the bottom of the impeller, the brushing assemblies include a base and a brushing member, the support is provided with a plurality of mounting grooves, the base is fixedly disposed in the mounting grooves, the brushing member is disposed at the inner side and/or the outer side of the base, the tail end of the brushing member is exposed out of the mounting grooves, and the tail end of the brushing member abuts against the outer wall of the filtering assembly and/or the inner wall of the valve body. In this preferred scheme, the brushing piece is indirectly fixed with the bracket through the base, and three parallel schemes exist: firstly, the brushing piece is arranged on the inner side of the base, and the tail end of the brushing piece is abutted against the outer wall of the filtering component; secondly, the brushing piece is arranged on the outer side of the base, and the tail end of the brushing piece is abutted against the inner wall of the valve body; thirdly, the brushing piece is arranged on the inner side and the outer side of the base at the same time, and the tail ends of the brushing piece are respectively abutted against the outer wall of the filtering component and the inner wall of the valve body; the three parallel schemes can be adaptively selected according to the processing requirements of products.
Preferably, the cleaning assembly comprises a bracket and a plurality of brushing pieces, the bracket is arranged at the bottom of the impeller, the brushing pieces are arranged at the inner side and/or the outer side of the bracket, and the tail ends of the brushing pieces are abutted with the outer wall of the filtering assembly and/or the inner wall of the valve body. Similar to the previous preferred embodiment, in which the brush elements are directly fixed to the support, there are three possible side-by-side embodiments: firstly, the brushing piece is directly arranged on the inner side of the bracket, and the tail end of the brushing piece is abutted against the outer wall of the filtering component; secondly, the brushing piece is directly arranged on the outer side of the bracket, and the tail end of the brushing piece is abutted against the inner wall of the valve body; thirdly, the brushing part is directly arranged on the inner side and the outer side of the bracket, and the tail ends of the brushing part are respectively abutted against the outer wall of the filtering component and the inner wall of the valve body; the three parallel schemes can be adaptively selected according to the processing requirements of products.
Preferably, the brush member is made of a flexible material including rubber, nylon bristles, polypropylene bristles, PBT bristles and PET bristles.
Preferably, one end of the filtering assembly close to the water inlet is provided with a step, and the impeller is arranged on the step. Through setting up a step for the assembly impeller, can satisfy the installation demand of impeller, guaranteed filter compact structure again, it is reasonable to have a large size.
Preferably, the impeller further comprises a drag reduction gasket, and the drag reduction gasket is arranged between the bottom of the impeller and the step.
Preferably, the bottom of the impeller and/or the top surface of the step is/are provided with a drag reduction material coating.
The two parallel optimal schemes are designed for reducing the resistance between the impeller and the step and avoiding influencing the rotation of the impeller, and the aim can be well fulfilled no matter the anti-drag washer or the anti-drag material coating is adopted, and the processing and the maintenance are also convenient. The drag reduction gasket is made of a material with a low friction coefficient, and the material with the low friction coefficient comprises polytetrafluoroethylene and BAM; the drag reduction material coating is made of a material with a low friction coefficient, and the material with the low friction coefficient comprises polytetrafluoroethylene and BAM.
Preferably, filtering component is including filter screen and filter screen skeleton, the filter screen skeleton sets up in the valve body, the upper portion of filter screen skeleton with the fixed sealing connection of valve body, filter screen skeleton surface is provided with at least one through-hole, the filter screen cover is located the surface of filter screen skeleton covers the through-hole, the inside water purification cavity that forms of filter screen skeleton.
Preferably, the valve body comprises a body and a cup body arranged at the bottom of the body, and the cup body and the body are detachably connected with each other to form the valve body. The cup body is usually made of transparent materials.
Preferably, the bottom of the cup body is provided with a drain outlet, the drain outlet is communicated with the raw water chamber, and the drain outlet is further provided with a valve module which is used for controlling the on-off of the drain outlet.
Preferably, the valve module comprises a ball valve assembly and a handle, the ball valve assembly comprises a valve core and a transmission rod, the handle is arranged on the outer side of the valve body, and the handle, the transmission rod and the valve core are sequentially connected. In the structure scheme, the sewage discharge is manually controlled.
The filter with the self-cleaning function of the filter screen and the transparent cup body is mainly used for solving the problem that dirt adheres to the surfaces of the filter screen and the transparent cup body in the using process of the filter, can keep the filter to filter impurity dirt in water for a long time and effectively, reduces the times of disassembling, washing and maintaining the filter, and has the following specific working principle: after tap water enters the filter, the water flow passes through the rotational flow generating device to generate a rotational vortex with a certain speed; the vortex impacts an impeller on the cleaning assembly to enable the cleaning assembly to rotate around the filtering assembly; because the cleaning assembly is at least partially abutted against the inner wall of the valve body and/or the outer wall of the filter screen, in the rotating process of the cleaning assembly, the scrubbing piece on the cleaning assembly is rubbed with the outer wall of the filter screen on the filtering assembly and/or the inner wall of the transparent cup body, so that dirt and impurities attached to the outer wall of the filter screen and/or the inner wall of the transparent cup body can be cleaned; under the condition that a user normally uses water, the cleaning assembly automatically rotates and brushes the outer wall of the filter screen and the inner wall of the transparent cup body under the impact of water vortex, so that the attachment of dirt can be effectively avoided; when a user manually opens the ball valve assembly at the lower end of the filter to discharge sewage, the cleaning assembly can automatically rotate under the impact of water vortex, and the discharge of dirt can be accelerated.
Preferably, the valve module comprises a ball valve assembly, a driving assembly and a control processing module, the ball valve assembly comprises a valve core and a transmission rod, the driving assembly and the control processing module are arranged on the outer side of the ball valve assembly, the driving assembly, the transmission rod and the valve core are sequentially connected, and the driving assembly is electrically connected with the control processing module. In the structure scheme, the electric control pollution discharge is adopted for pollution discharge.
Preferably, the control processing module comprises a timing sub-module and/or a human-computer interaction sub-module.
Preferably, still be provided with TDS value sensor on the drain, control processing module is still including the communication submodule piece, the communication submodule piece with TDS value sensor all with control processing module electricity is connected.
The invention discloses another filter with a self-cleaning function of a filter screen and a transparent cup body, which is used for electrically controlling pollution discharge, and is mainly used for solving the problem that dirt adheres to the surfaces of the filter screen and the transparent cup body in the using process of the filter, keeping the filter to filter impurity dirt in water for a long time and effectively, reducing the times of disassembling, cleaning and maintaining the filter, and enabling a TDS value sensor to sense the water quality condition, so that the control processing module can open a ball valve assembly to discharge the pollution when a set value is reached, or the control processing module can automatically discharge the pollution according to a certain period, thereby achieving the purpose of ensuring the. The specific working principle is as follows: after tap water enters the filter, the water flow passes through the rotational flow generating device to generate a rotational vortex with a certain speed; the vortex impacts an impeller on the cleaning assembly to enable the cleaning assembly to rotate around the filtering assembly; in the process of rotating the cleaning assembly, considering that the cleaning assembly is at least partially abutted against the inner wall of the valve body and/or the outer wall of the filter screen, the scrubbing piece on the cleaning assembly can rub and move relatively with the outer wall of the filter screen on the filtering assembly and the inner wall of the transparent cup body, and dirt and impurities attached to the outer wall of the filter screen and the inner wall of the transparent cup body can be cleaned off in the relative movement process; when the TDS value sensor senses that the water quality exceeds the standard, the control processing module receives an electric signal, so that the ball valve assembly is controlled to be opened, and the sewage exceeding the standard in the filter and the pipeline is discharged until the water quality reaches the standard; the control processing module can automatically open the ball valve assembly according to a certain period so as to achieve the aim of keeping the filter clean; under the condition that a user normally uses water, the cleaning assembly automatically rotates and brushes the outer wall of the filter screen and the inner wall of the transparent cup body under the impact of water vortex, so that the attachment of dirt can be effectively avoided; when the ball valve assembly at the lower end of the control processing module controls the filter to be opened for sewage disposal, the cleaning assembly can automatically rotate under the impact of water vortex, and the discharge of dirt can be accelerated.
Preferably, the control processing module is also electrically connected with a display device and/or an alarm device.
The communication sub-module is a Bluetooth transmission module, a WIFI transmission module, a 5G communication module, a 4G communication module, a 3G communication module, a 2G communication module, an NB-IoT communication module, a LoRa communication module, an eMTC communication module or a Sigfox communication module.
An automatic cleaning operation method of a self-cleaning filter comprises the following steps:
the control processing module is provided with an automatic cleaning period, a TDS value of automatic cleaning and automatic cleaning time, when the TDS value acquired by the automatic cleaning period or the TDS value sensor reaches the TDS value of automatic cleaning, the control processing module controls the driving assembly to open the ball valve assembly, sewage in the raw water cavity is discharged from the sewage discharge outlet, liquid flow is formed between the water inlet and the sewage discharge outlet, liquid rotational flow is generated when the liquid flow flows through the rotational flow generating device, the impeller rotates under the driving of the liquid rotational flow, and drives the cleaning component to rotate, the brushing piece on the cleaning component rotates along with the rotation of the cleaning component, the brushing piece automatically brushes the outer wall of the filter screen and/or the inner wall of the valve body, so that impurities attached to the outer wall of the filter screen and/or the inner wall of the valve body are separated, the timing submodule counts the opening time of the ball valve assembly simultaneously with the discharge of the sewage from the sewage discharge outlet;
when the opening time of the ball valve assembly reaches the automatic cleaning time, sewage is completely discharged from the sewage outlet, the control processing module controls the driving assembly to close the ball valve assembly, and meanwhile, the timing numerical value of the timing submodule is reset.
The invention has the beneficial effects that:
the filter has the function of self-cleaning the outer wall of the filtering component and the inner wall of the valve body, is mainly used for solving the problem that dirt adheres to the surfaces of the filtering component and the valve body in the using process of the filter, can keep the filter to filter impurity dirt in water for a long time and effectively, reduces the times of disassembling, washing and maintaining the filter, and has the following specific working principle: after tap water enters the filter, the water flow passes through the rotational flow generating device to generate a rotational vortex with a certain speed; the vortex impacts an impeller on the cleaning assembly to enable the cleaning assembly to rotate around the filtering assembly; because the cleaning assembly is at least partially abutted against the inner wall of the valve body and/or the outer wall of the filtering assembly, the cleaning assembly can generate friction and relative movement with the outer wall of the filtering assembly and/or the inner wall of the valve body in the rotating process of the cleaning assembly, and dirt and impurities attached to the outer wall of the filtering assembly and/or the inner wall of the valve body can be cleaned off in the relative movement process; under the normal condition of using water of user, the washing subassembly can autogiration and wash filter screen and valve body under the impact of water vortex, can effectively stop the adnexed of dirt.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is an exploded view of FIG. 1;
FIG. 4 is another schematic structural view of the present invention;
FIG. 5 is a cross-sectional view of FIG. 4;
FIG. 6 is an exploded view of FIG. 4;
FIG. 7 is a schematic view of the structure of a swirling flow generating device (single blade) in the present invention;
FIG. 8 is a cross-sectional view of FIG. 7;
FIG. 9 is a schematic view of the structure of a swirling flow generating device (double vane) in the present invention;
FIG. 10 is a cross-sectional view of FIG. 9;
FIG. 11 is a schematic view (multi-blade) of the structure of a swirling flow generating device according to the present invention;
FIG. 12 is a cross-sectional view of FIG. 11;
FIG. 13 is a schematic view of the structure of the cleaning assembly of the present invention;
FIG. 14 is a cross-sectional view of FIG. 13;
FIG. 15 is an exploded view of FIG. 13;
FIG. 16 is a schematic view of another embodiment of the cleaning assembly of the present invention;
FIG. 17 is a cross-sectional view of FIG. 16;
FIG. 18 is a schematic view of the construction of the filter assembly of the present invention;
FIG. 19 is a cross-sectional view of FIG. 18;
fig. 20 is an exploded view of fig. 18.
In the figure: 1. the device comprises a valve body, a cup body, a rotational flow generating device, a support ring, an inner support ring, a filter screen framework, a filter screen, a filter assembly, a step, a support, a ball valve assembly, a lower decorative cover assembly, a blowdown nozzle, a TDS value sensor, a driving assembly, a control processing module, a valve body, a cup body, a rotational flow generating device, a valve body, a support ring, a spiral blade, a cleaning assembly, a drag reduction gasket, a filtering assembly, a step, a filtering assembly, a filtering screen framework, a filtering screen fixing sleeve, a filtering screen fixing sleeve, a step, a filtering screen fixing sleeve, a filtering screen.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
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, if there are first and second described only for the purpose of distinguishing technical features, it is not understood that relative importance is indicated or implied or that the number of indicated technical features or the precedence of the indicated technical features is implicitly indicated or implied.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
A self-cleaning filter according to an embodiment of the present invention is described below with reference to fig. 1 to 20.
As shown in fig. 1-20, a self-cleaning filter comprising:
the valve comprises a valve body 1, wherein the valve body 1 is hollow, and a water inlet and a water outlet are formed in the valve body 1;
the filter assembly 4 is arranged in the valve body 1, a raw water chamber is formed between the outer side of the filter assembly 4 and the inner side of the valve body 1, a water purification chamber is formed inside the filter assembly 4, the raw water chamber is communicated with the water inlet, and the water purification chamber is communicated with the water outlet;
the rotational flow generating device 2 is sleeved outside the filtering component 4, and the rotational flow generating device 2 is used for generating rotational flow for liquid flowing through the rotational flow generating device 2;
the cleaning component 5 is rotatably sleeved on the outer side of the filtering component 4, and at least part of the cleaning component 5 is abutted with the inner wall of the valve body 1 and/or the outer wall of the filtering component 4;
the swirl generating device 2 and the cleaning assembly 5 are sequentially arranged in the valve body 1 along the flowing direction of liquid, the cleaning assembly 5 comprises an impeller 5a, the impeller 5a is arranged below the swirl generating device 2, the impeller 5a can be driven by the liquid swirl to rotate and drive the cleaning assembly 5 to rotate, and the inner wall of the valve body 1 and/or the outer wall of the filtering assembly 4 are cleaned.
The filter has the self-cleaning function of the outer wall of the filtering component 4 and the inner wall of the valve body 1, is mainly used for solving the problem that dirt adheres to the surfaces of the filtering component 4 and the valve body 1 in the using process of the filter, can keep the filter to filter impurity dirt in water for a long time and effectively, and reduces the times of disassembling, washing and maintaining the filter, and in the general scheme, the specific working principle is as follows: after tap water enters the filter, the water flow passes through the rotational flow generating device 2 to generate a rotational vortex with a certain speed; the vortex impacts an impeller 5a on the cleaning assembly 5 to rotate the cleaning assembly 5 around the filter assembly 4; because the cleaning component 5 is at least partially abutted against the inner wall of the valve body 1 and/or the outer wall of the filter component 4, the cleaning component 5 can generate friction and relative movement with the outer wall of the filter component 4 and/or the inner wall of the valve body 1 in the rotating process of the cleaning component 5, and dirt and impurities attached to the outer wall of the filter component 4 and/or the inner wall of the valve body 1 can be cleaned off in the relative movement process; under the normal condition of using water of user, wash subassembly 5 can autogiration and wash filter assembly 4 and valve body 1 under the impact of water vortex, can effectively stop the adhesion of dirt.
In some embodiments of the present invention, the swirling flow generating device 2 includes an inner support ring 2a, an outer support ring 2b, and a helical blade 2c, the helical blade 2c is connected to the outer side of the inner support ring 2a and the inner side of the outer support ring 2b, respectively, and the helical blade 2c is a single-blade helical blade or a double-blade helical blade or a multi-blade helical blade.
As shown, the inner side of the inner support ring 2a is sleeved on the outer side of the filter assembly 4. In the invention, the rotational flow generating device 2 can be integrally formed during specific processing, the spiral blades 2c have various structures and can be selected according to different water using environments and water quality conditions, and the purpose is to realize rotation acceleration of water flow entering the filter, further increase the driving force of the impeller 5a of the cleaning assembly 5, improve the rotating speed of the cleaning assembly 5 and improve the cleaning effect. Such as: the water quality condition is good, the impurities are few, and when the requirement on the rotating speed of the cleaning assembly 5 is not high, a single-blade helical blade can be selected.
In some embodiments of the present invention, at least one protrusion or groove is disposed on the outer side of the outer support ring 2b, a groove or protrusion is disposed on the inner wall of the valve body 1 at a position corresponding to the protrusion or groove, and the relative positions of the outer support ring 2b and the valve body 1 are fixed by the cooperation of the protrusion and the groove. This structural design's purpose lets whirl generating device 2 be fixed in valve body 1, avoids relative motion, and the effect of whirl is quickened in the influence, protruding fixed cooperation mode dismantled with the recess, and processing is convenient, and the installation, dismantle also simply, and especially adapted industrial production as for outer support ring 2b and valve body 1, specific which part design is protruding, which part design recess, confirm according to the processing convenience, and one of them sets up the arch, and another correspondence sets up the recess of adaptation can.
In some embodiments of the present invention, the cleaning assembly 5 includes a support 5b and a plurality of brushing assemblies 5c, and further includes a brushing assembly fixing sleeve 5d, the support 5b is disposed at the bottom of the impeller 5a, the brushing assembly 5c includes a base and a brushing member, the support 5b is provided with a plurality of mounting slots, the base is fixedly disposed in the mounting slots, the brushing member is disposed inside and/or outside the base, the tip of the brushing member is exposed to the mounting slots, and the tip of the brushing member abuts against the outer wall of the filtering assembly 4 and/or the inner wall of the valve body 1. In this preferred embodiment, the brush member is indirectly fixed to the support 5b through the base, and there are three parallel embodiments: firstly, the brushing piece is arranged on the inner side of the base, and the tail end of the brushing piece is abutted against the outer wall of the filtering component 4; secondly, the brushing piece is arranged on the outer side of the base, and the tail end of the brushing piece is abutted against the inner wall of the valve body 1; thirdly, the brushing piece is arranged on the inner side and the outer side of the base at the same time, and the tail ends of the brushing piece are respectively abutted against the outer wall of the filtering component 4 and the inner wall of the valve body 1; the three parallel schemes can be adaptively selected according to the processing requirements of products.
In some embodiments of the invention, the cleaning assembly 5 comprises a support 5b and several brushes, the support 5b is arranged at the bottom of the impeller 5a, the brushes are arranged at the inner side and/or the outer side of the support 5b, and the tips of the brushes abut against the outer wall of the filter assembly 4 and/or the inner wall of the valve body 1. Similar to the previous preferred embodiment, in which the brushing elements are directly fixed to the support 5b, there are also three side-by-side embodiments: firstly, the brushing piece is directly arranged at the inner side of the bracket 5b, and the tail end of the brushing piece is abutted against the outer wall of the filter assembly 4; secondly, the brushing piece is directly arranged on the outer side of the bracket 5b, and the tail end of the brushing piece is abutted against the inner wall of the valve body 1; thirdly, the brushing parts are directly arranged on the inner side and the outer side of the bracket 5b, and the tail ends of the brushing parts are respectively abutted against the outer wall of the filtering component 4 and the inner wall of the valve body 1; the three parallel schemes can be adaptively selected according to the processing requirements of products.
In some embodiments of the invention, the brush member is made of a flexible material including rubber, nylon bristles, polypropylene bristles, PBT bristles, and PET bristles. Which kind of material is specifically selected is selected according to the product processing requirement and adaptability.
In some embodiments of the present invention, the end of the filter assembly 4 near the water inlet is provided with a step 4a, and the impeller 5a is disposed on the step 4 a. Through setting up a step 4a for assembly impeller 5a, can satisfy impeller 5 a's installation demand, guaranteed filter compact structure again, the volume size is reasonable.
In some embodiments of the present invention, a drag reduction gasket 6 is further included, and the drag reduction gasket 6 is disposed between the bottom of the impeller 5a and the step 4 a.
In some embodiments of the invention, the bottom of the impeller 5a and/or the top surface of the step 4a are provided with a coating of a drag reducing material.
The two parallel optimal schemes are designed for reducing the resistance between the impeller 5a and the step 4a and avoiding influencing the rotation of the impeller 5a, the aim can be well realized no matter the anti-drag washer 3 or the anti-drag material coating, and the processing and the maintenance are also convenient. The drag reduction washer 3 is made of a material with a low friction coefficient, and the material with the low friction coefficient comprises polytetrafluoroethylene and BAM; the drag reduction material coating is made of a material with a low friction coefficient, and the material with the low friction coefficient comprises polytetrafluoroethylene and BAM. Which kind of material is specifically selected is selected according to the product processing requirement and adaptability.
In some embodiments of the present invention, the filtering component 4 includes a filtering net 4c and a filtering net framework 4b, and further includes a sealing ring 4e and a filtering net fixing sleeve 4d, the filtering net framework 4b is disposed in the valve body 1, the upper portion of the filtering net framework 4b is fixedly and hermetically connected with the valve body 1, the surface of the filtering net framework 4b is provided with at least one through hole, the filtering net 4c is sleeved on the surface of the filtering net framework 4b and covers the through hole, and a water purifying chamber is formed inside the filtering net framework 4 b.
In some embodiments of the present invention, the valve body 1 includes a body 1a and a cup 1b disposed at the bottom of the body 1a, and the cup 1b and the body 1a are detachably connected to each other to form the valve body 1. The cup body 1b is usually made of a transparent material, but it is not necessary and may be made of an opaque material.
In some embodiments of the invention, a sewage draining outlet is arranged at the bottom of the cup body 1b and is communicated with the raw water chamber, and a valve module is further arranged on the sewage draining outlet and is used for controlling the on-off of the sewage draining outlet.
In some embodiments of the present invention, the valve module includes a ball valve assembly and a handle, the ball valve assembly includes a valve core and a transmission rod, the handle is disposed outside the valve body, and the handle, the transmission rod and the valve core are sequentially connected. In the structure scheme, the sewage discharge is manually controlled. Specifically, as shown in the figure, the sewage draining port is in threaded connection with a ball valve assembly 7 through a water draining connecting piece 6, a lower decorative cover assembly 8 is arranged outside the ball valve assembly 7, a handle is also arranged on the lower decorative cover assembly 8, and a sewage draining nozzle 9 is in threaded connection with the water outlet end of the ball valve assembly 7.
The filter with the self-cleaning function of the filter screen 4c and the transparent cup body 1b is mainly used for solving the problem that dirt adheres to the surfaces of the filter screen 4c and the transparent cup body 1b in the using process of the filter, can keep the filter to filter impurity dirt in water for a long time and effectively, reduces the times of disassembling, cleaning and maintaining the filter, and has the following specific working principle: after tap water enters the filter, the water flow passes through the rotational flow generating device 2 to generate a rotational vortex with a certain speed; the vortex impacts an impeller 5a on the cleaning assembly 5 to rotate the cleaning assembly 5 around the filter assembly 4; because the cleaning component 5 is at least partially abutted against the inner wall of the valve body 1 and/or the outer wall of the filter screen 4c, in the rotating process of the cleaning component 5, the scrubbing piece on the cleaning component rubs against the outer wall of the filter screen 4c on the filter component 4 and/or the inner wall of the transparent cup body 1b, so that dirt and impurities attached to the outer wall of the filter screen 4c and/or the inner wall of the transparent cup body 1b can be cleaned; under the condition that a user normally uses water, the cleaning component c can automatically rotate and brush the filter screen 4c and the transparent cup body 1b under the impact of water vortex, so that the attachment of dirt can be effectively avoided; when a user manually opens the ball valve assembly 7 at the lower end of the filter to discharge sewage, the cleaning assembly 5 can automatically rotate under the impact of water vortex, and the discharge of dirt can be accelerated.
In some embodiments of the present invention, the valve module includes a ball valve assembly 7, a driving assembly 11 and a control processing module 12, the ball valve assembly 7 includes a valve core and a transmission rod, the driving assembly 11 and the control processing module 12 are both disposed outside the ball valve assembly 7, the driving assembly 11, the transmission rod and the valve core are sequentially connected, and the driving assembly 11 and the control processing module 12 are electrically connected. In the structural scheme, electric control is adopted for pollution discharge.
In some embodiments of the present invention, the control processing module 12 includes a timing sub-module and/or a human-machine interaction sub-module. And setting a man-machine interaction sub-module so as to facilitate the user to input preset information and the like.
In some embodiments of the present invention, a TDS value sensor 10 is further disposed on the sewage outlet, the control processing module 12 further includes a communication sub-module, and both the communication sub-module and the TDS value sensor 10 are electrically connected to the control processing module 12. Specifically, as shown in the figure, the sewage draining port is in threaded connection with the ball valve assembly 7 through the water draining connecting piece 6, the driving assembly 11 is arranged outside the ball valve assembly 7, the control processing module 12 is arranged outside the driving assembly 11, and the sewage draining nozzle 9 is in threaded connection with the water outlet end of the ball valve assembly 7.
The invention discloses another filter with an electric control pollution discharge function and a self-cleaning function of a filter screen 4c and a transparent cup body 1b, which is mainly used for solving the problem that dirt adheres to the surfaces of the filter screen 4c and the transparent cup body 1b in the using process of the filter, can keep the filter to filter impurity dirt in water for a long time and effectively, reduces the times of disassembling, washing and maintaining the filter, can sense the water quality condition by a TDS value sensor 10, achieves a set value, and enables a control processing module 12 to open a ball valve assembly 7 for pollution discharge or automatically discharges the pollution according to a certain period, so that the aim of ensuring the cleanness of the water quality is fulfilled. The specific working principle is as follows: after tap water enters the filter, the water flow passes through the rotational flow generating device 2 to generate a rotational vortex with a certain speed; the vortex impacts an impeller 5a on the cleaning assembly 5 to rotate the cleaning assembly 5 around the filter assembly 4; in the process of rotating the cleaning assembly 5, considering that the cleaning assembly 5 is at least partially abutted against the inner wall of the valve body 1 and/or the outer wall of the filter screen 4c, the scrubbing piece on the cleaning assembly 5 can rub and move relatively with the outer wall of the filter screen 4c on the filter assembly 4 and the inner wall of the transparent cup body 1b, and dirt and impurities attached to the outer wall of the filter screen 4c and the inner wall of the transparent cup body 1b can be cleaned off in the relative movement process; when the TDS value sensor 10 senses that the water quality exceeds the standard, the control processing module 12 receives an electric signal, so that the ball valve assembly 7 is controlled to be opened, and the exceeding sewage in the filter and the pipeline is discharged until the water quality reaches the standard; the control processing module 12 can automatically open the ball valve assembly 7 according to a certain period so as to achieve the aim of keeping the filter clean; under the condition that a user normally uses water, the cleaning component 5 can automatically rotate and brush the filter screen 4c and the transparent cup body 1b under the impact of water vortex, so that the attachment of dirt can be effectively avoided; when the control processing module 12 controls the ball valve assembly 7 at the lower end of the filter to be opened for sewage disposal, the cleaning assembly 5 can automatically rotate under the impact of water vortex, and the discharge of dirt can be accelerated.
In the invention, the communication submodule is used for receiving or sending signals. By providing the communication sub-module in the control processing module 12, the communication sub-module can send information such as whether the filter is cleaned and the water quality condition to the mobile terminal of the user. The communication submodule can directly send signals to the mobile terminal of the user, and can also send the signals to the mobile terminal of the user through an external server, and the user can also remotely control the working state of the filter through the communication submodule. Specifically, the user sends a signal to the communication sub-module through the mobile terminal, the communication sub-module feeds the signal back to the control processing module 12 after receiving the signal, and the control processing module 12 controls the filter correspondingly according to the received signal. The communication sub-module may be a bluetooth communication module, a WIFI communication module, a 5G communication module, a 4G communication module, a 3G communication module, a 2G communication module, an NB-IoT communication module, a LoRa communication module, an eMTC communication module, or a Sigfox communication module, but is not limited to one of these.
In some embodiments of the present invention, the control processing module 12 is further electrically connected to a display device and/or an alarm device. The display device usually employs an LCD or LED display. The alarm device adopts an acoustic and/or optical alarm. By providing an audible and/or visual alarm in the control processing module 12, the control processing module 12 can control the audible and/or visual alarm to give an alarm when the water quality of the user filter is abnormal or cleaned, so as to remind the user of paying attention to the current operation.
The invention also provides an operation method for automatically cleaning the filter, which comprises the following steps:
the control processing module 12 is provided with an automatic cleaning cycle, a TDS value of automatic cleaning and an automatic cleaning time, when the TDS value acquired by the automatic cleaning cycle or the TDS value sensor 10 reaches the TDS value of automatic cleaning, the control processing module 12 controls the driving assembly 11 to open the ball valve assembly 7, sewage in the raw water chamber is discharged from the sewage discharge outlet, liquid flow is formed between the water inlet and the sewage discharge outlet, liquid rotational flow is generated when the liquid flow flows through the rotational flow generating device 2, the impeller 5a rotates under the driving of the liquid rotational flow, and drives the cleaning component 5 to rotate, the scrubbing piece on the cleaning component 5 rotates along with the rotation of the cleaning component 5, the scrubbing piece automatically scrubs the outer wall of the filter screen 4c and/or the inner wall of the valve body, so that the impurities attached to the outer wall of the filter screen 4c and/or the inner wall of the valve body are separated, and along with the sewage is discharged from the sewage discharge outlet, the timing submodule performs timing on the opening time of the ball valve component 7;
when the opening time of the ball valve assembly 7 reaches the automatic cleaning time, sewage is completely discharged from the sewage outlet, the control processing module 12 controls the driving assembly 11 to close the ball valve assembly 7, and meanwhile, the timing numerical value of the timing submodule is cleared.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (19)
1. A self-cleaning filter, comprising:
the valve body (1) is hollow, and a water inlet and a water outlet are formed in the valve body (1);
the filter assembly (4) is arranged in the valve body (1), a raw water chamber is formed between the outer wall of the filter assembly (4) and the inner wall of the valve body (1), a water purification chamber is formed inside the filter assembly (4), the raw water chamber is communicated with the water inlet, and the water purification chamber is communicated with the water outlet;
the rotational flow generating device (2) is sleeved on the outer side of the filtering component (4), and the rotational flow generating device (2) is used for enabling liquid flowing through the rotational flow generating device (2) to generate rotational flow;
the cleaning component (5) is rotatably sleeved on the outer side of the filtering component (4), and at least part of the cleaning component (5) is abutted against the inner wall of the valve body (1) and/or the outer wall of the filtering component (4);
the device is characterized in that the rotational flow generating device (2) and the cleaning assembly (5) are sequentially arranged in the valve body (1) along the flowing direction of liquid, the cleaning assembly (5) comprises an impeller (5a), the impeller (5a) is arranged below the rotational flow generating device (2), and the impeller (5a) can rotate under the driving of the rotational flow of the liquid and drives the cleaning assembly (5) to rotate.
2. A self-cleaning filter according to claim 1, wherein the swirl generator (2) comprises an inner support ring (2a), an outer support ring (2b) and helical vanes (2c), the helical vanes (2c) being connected to the outside of the inner support ring (2a) and the inside of the outer support ring (2b), respectively, the helical vanes (2c) being single-vane helical vanes or double-vane helical vanes or multi-vane helical vanes, the inside of the inner support ring (2a) being fitted over the outside of the filter assembly (4).
3. A self-cleaning filter according to claim 2, wherein the outer side of the outer support ring (2b) is provided with at least one protrusion or groove, the inner wall of the valve body (1) is provided with a groove or protrusion corresponding to the protrusion or groove, and the relative positions of the outer support ring (2b) and the valve body (1) are fixed by the cooperation of the protrusion and the groove.
4. A self-cleaning filter according to claim 1, wherein the cleaning assembly (5) comprises a holder (5b) and a number of brush assemblies (5c), the holder (5b) being arranged at the bottom of the impeller (5a), the brush assemblies (5c) comprising a base and a brush, the holder (5b) being provided with a number of mounting slots, the base being fixedly arranged in the mounting slots, the brush being arranged inside and/or outside the base, the tip of the brush being exposed to the mounting slots, and the tip of the brush abutting against the outer wall of the filter assembly (4) and/or the inner wall of the valve body (1).
5. A self-cleaning filter according to claim 1, characterised in that the cleaning assembly (5) comprises a holder (5b) and several brushes, the holder (5b) being arranged at the bottom of the impeller (5a), the brushes being arranged inside and/or outside the holder (5b), the tips of the brushes abutting against the outer wall of the filter assembly (4) and/or the inner wall of the valve body (1).
6. A self-cleaning filter according to claim 4 or 5, wherein the brush member is made of a flexible material, including rubber, nylon bristles, polypropylene bristles, PBT bristles and PET bristles.
7. A self-cleaning filter according to claim 1, characterised in that the end of the filter assembly (4) near the inlet is provided with a step (4a), the impeller (5a) being provided on the step (4 a).
8. A self-cleaning filter according to claim 7, further comprising a drag reducing washer (3), the drag reducing washer (3) being arranged between the bottom of the impeller (5a) and the step (4 a).
9. A self-cleaning filter according to claim 7, characterised in that the bottom of the impeller (5a) and/or the top surface of the step (4a) is provided with a coating of a drag reducing material.
10. A self-cleaning filter according to claim 1, wherein the filter assembly (4) comprises a filter screen (4c) and a filter screen frame (4b), the filter screen frame (4b) is disposed in the valve body (1), the upper portion of the filter screen frame (4b) is fixedly and hermetically connected with the valve body (1), at least one through hole is disposed on the surface of the filter screen frame (4b), the filter screen (4c) is sleeved on the surface of the filter screen frame (4b) and covers the through hole, and a water purifying chamber is formed inside the filter screen frame (4 b).
11. A self-cleaning filter according to claim 1, characterised in that the valve body (1) comprises a body (1a) and a cup (1b) arranged at the bottom of the body (1a), the cup (1b) and the body (1a) being detachably connected to each other to form the valve body (1).
12. A self-cleaning filter according to claim 11, wherein a drain outlet is arranged at the bottom of the cup body (1b), the drain outlet is communicated with the raw water chamber, and a valve module is arranged on the drain outlet and used for controlling the on-off of the drain outlet.
13. A self-cleaning filter according to claim 12, wherein the valve module comprises a ball valve assembly (7) and a handle, the ball valve assembly (7) comprising a valve cartridge and a drive rod, the handle being arranged outside the valve body (1), the handle, the drive rod and the valve cartridge being connected in series.
14. A self-cleaning filter according to claim 12, wherein the valve module comprises a ball valve assembly (7), a drive assembly (11) and a control processing module (12), the ball valve assembly (7) comprises a spool and a transmission rod, the drive assembly (11) and the control processing module (12) are both arranged outside the ball valve assembly (7), the drive assembly (11), the transmission rod and the spool are connected in sequence, and the drive assembly (11) and the control processing module (12) are electrically connected.
15. A self-cleaning filter according to claim 14, characterised in that the control process module (12) comprises a timing sub-module and/or a human-machine interaction sub-module.
16. A self-cleaning filter according to claim 14, characterised in that a TDS value sensor (10) is arranged on the sewage discharge outlet, the control and treatment module (12) further comprises a communication sub-module, and both the communication sub-module and the TDS value sensor (10) are electrically connected to the control and treatment module (12).
17. A self-cleaning filter according to claim 14, characterised in that the control and treatment module (12) is also electrically connected with a display device and/or an alarm device.
18. The self-cleaning filter of claim 16, wherein the communication sub-module is a bluetooth communication module, a WIFI communication module, a 5G communication module, a 4G communication module, a 3G communication module, a 2G communication module, an NB-IoT communication module, a LoRa communication module, an eMTC communication module, or a Sigfox communication module.
19. A method of automatic cleaning operation of a self-cleaning filter according to any of claims 14 to 18, comprising the steps of:
the control processing module (12) is provided with an automatic cleaning period, an automatic cleaning TDS value and an automatic cleaning time, when the TDS value acquired by an automatic cleaning period or a TDS value sensor (10) reaches the automatic cleaning TDS value, the control processing module (12) controls the driving assembly (11) to open the ball valve assembly (7), sewage in the raw water chamber is discharged from the sewage discharge outlet, a liquid flow is formed between the water inlet and the sewage discharge outlet, the liquid flow generates a liquid rotational flow when flowing through the rotational flow generating device (2), the impeller (5a) is driven by the liquid rotational flow to rotate and drives the cleaning assembly (5) to rotate, the scrubbing piece on the cleaning assembly (5) rotates along with the rotation of the cleaning assembly (5), the scrubbing piece automatically scrubs the outer wall of the filter screen (4c) and/or the inner wall of the valve body (1), so that impurities attached to the outer wall of the filter screen (4c) and/or the inner wall of the valve body (1) are separated from each other, the opening time of the ball valve component (7) is timed by the timing submodule along with the discharge of the sewage from the sewage discharge outlet;
when the opening time of the ball valve assembly (7) reaches the automatic cleaning time, sewage is completely discharged from the sewage outlet, the control processing module (12) controls the driving assembly (11) to close the ball valve assembly (7), and meanwhile, the timing numerical value of the timing submodule is cleared.
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| CN202110366096.3A CN112933716A (en) | 2021-04-06 | 2021-04-06 | Self-cleaning filter and automatic cleaning operation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704372A (en) * | 2022-03-25 | 2022-07-05 | 宁波铭发汽车部件有限公司 | Automobile launching room based on flow velocity induction pollution discharge |
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2021
- 2021-04-06 CN CN202110366096.3A patent/CN112933716A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704372A (en) * | 2022-03-25 | 2022-07-05 | 宁波铭发汽车部件有限公司 | Automobile launching room based on flow velocity induction pollution discharge |
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Effective date of registration: 20210820 Address after: 314000 east side and 2-4 floors of building e, No. 2, Xin'er Road, Chang'an Town (Nongfa District), Haining City, Jiaxing City, Zhejiang Province Applicant after: Haining Beirui Environmental Protection Technology Co.,Ltd. Address before: 310000 room 110, unit 01-11, 1 / F, building 5, No.2, kejiyuan Road, Baiyang street, Qiantang New District, Hangzhou City, Zhejiang Province Applicant before: Zhejiang beimi Intelligent Technology Co.,Ltd. |