CN115183015A - Multifunctional filter valve for water treatment - Google Patents

Multifunctional filter valve for water treatment Download PDF

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Publication number
CN115183015A
CN115183015A CN202211072848.6A CN202211072848A CN115183015A CN 115183015 A CN115183015 A CN 115183015A CN 202211072848 A CN202211072848 A CN 202211072848A CN 115183015 A CN115183015 A CN 115183015A
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CN
China
Prior art keywords
valve plate
hole
movable valve
blind hole
water
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202211072848.6A
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Chinese (zh)
Inventor
张克锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhengzhou Kangrun Fluid Equipment Co ltd
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Henan Binrun Water Treatment Technology Co ltd
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Application filed by Henan Binrun Water Treatment Technology Co ltd filed Critical Henan Binrun Water Treatment Technology Co ltd
Priority to CN202211072848.6A priority Critical patent/CN115183015A/en
Publication of CN115183015A publication Critical patent/CN115183015A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/30—Details
    • F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
    • 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
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
    • B01D35/046—Plug, tap, or cock filters filtering elements mounted in or on a faucet the filtering element being mounted in the faucet plug
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
    • F16K3/06—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages
    • F16K3/08—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages with circular plates rotatable around their centres

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Multiple-Way Valves (AREA)

Abstract

The invention relates to the technical field of water treatment valve bodies, in particular to a multifunctional filter valve for water treatment. The multifunctional filter valve for water treatment comprises a valve body, a movable valve plate, a fixed valve plate and a driving device, wherein a water inlet, a water outlet and a water outlet are formed in the side wall of the valve body; the water outlet is connected with an electric water stop valve, an inner chamber and an outer chamber are arranged in the valve body, the inner chamber comprises a central drainage cavity, and a working cavity, a backwashing cavity and a forward washing cavity which are arranged along the outer circumference of the central drainage cavity, and the bottom of the valve body is provided with a first filter element interface, a second filter element interface and a third filter element interface; a valve plate center hole, a fan-ring-shaped working through hole, a backwashing through hole, a forward washing through hole and a fixed valve plate blind plate are arranged along the outer circumference of the fixed valve plate; the movable valve plate is provided with a center blind hole of the movable valve plate, a water through hole of the movable valve plate along the outer circumference of the movable valve plate, a fan-ring-shaped first blind hole of the movable valve plate, a second blind hole of the movable valve plate and a drainage conduction blind hole. Under the conditions of the same installation size and the same function of filtering capacity, the invention can reduce the volume of the valve body and reduce the manufacturing cost.

Description

Multifunctional filter valve for water treatment
Technical Field
The invention relates to the technical field of water treatment valve bodies, in particular to a multifunctional filter valve for water treatment.
Background
In recent years, as control valves having a flat sealing structure are increasingly used in the field of water treatment, the market has recognized the structure of the flat valve. The existing industrial or civil water treatment system mostly adopts a control valve body to switch flow channels, and the control valve of the filtering system needs to realize the functions of filtering, backwashing, forward flushing and the like. The non-filtration flows such as back washing, forward washing, etc. of the filtration system are collectively referred to as a washing process. The existing water treatment filter valve mainly changes the direction of water flow and realizes the functions of operation, backwashing and forward washing or simple operation and backwashing. The filter valve is generally used in industrial water treatment equipment such as carbon filtration and sand filtration, and is widely used for removing impurities, residual chlorine, heavy metals and the like on household water treatment equipment, so that the water quality of people is improved.
The Chinese patent application with the application publication number of CN114517842A discloses a water treatment multifunctional filter valve, which comprises a valve body, a movable valve plate, a fixed valve plate and a driving device, wherein the side wall of the valve body is provided with a water inlet, a water outlet and a water outlet, and the driving device drives the movable valve plate and the fixed valve plate to be matched to realize the functions of operation, backwashing and forward washing. Above-mentioned multi-functional filtering valve of water treatment has realized the advantage such as the effective area of inlet outlet hole freely adjusts as required in the outer inlet pipe mouth effective range of valve body in the valve body, and under the condition that does not increase auxiliary assembly, reach with the design limit of function monomer plane structure valve, however, this multi-functional filtering valve of water treatment is when normal operating condition, because the limbers cross sectional area on the movable valve piece is less than the cross sectional area of first through-hole on the fixed valve piece, the raw water volume that gets into the valve body from the water inlet receives the restriction of limbers cross sectional area on the movable valve piece, be difficult to utilize the first through-hole on the fixed valve piece to a great extent, when leading to filtering the raw water of same flow, the volume of valve body needs the bigger of preparation, this has increased the cost of manufacture undoubtedly.
Disclosure of Invention
In view of this, the present invention aims to provide a multifunctional filter valve for water treatment, so as to solve the technical problems of large volume and high manufacturing cost of the multifunctional filter valve for water treatment in the prior art under the condition of realizing the same filtering capability and the same installation size.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a multifunctional filter valve for water treatment comprises a valve body, a movable valve plate, a fixed valve plate and a driving device, wherein the fixed valve plate is coaxially fixed in the valve body;
the water outlet is connected with an electric water stop valve when in use;
an inner chamber and an outer chamber which are coaxial and separated are arranged in the valve body, the outer chamber is communicated with the water inlet, and the inner chamber comprises a central drainage cavity, and a working cavity, a backwashing cavity and a forward washing cavity which are arranged on the outer circumference of the central drainage cavity; the bottom of the valve body is provided with a first filter element interface, a second filter element interface and a third filter element interface which are the same with the central axis, the first filter element interface is communicated with the backwashing cavity, the second filter element interface is communicated with the forward washing cavity, and the third filter element interface is communicated with the working cavity;
a fixed valve plate center hole is formed in the center of the fixed valve plate, a fan-ring-shaped working through hole, a backwashing through hole, a forward washing through hole and a fixed valve plate blind plate which are the same as the center axis of the fixed valve plate center hole and are arranged on the fixed valve plate outside the fixed valve plate center hole in the circumferential direction, the working through hole is communicated with the third filter element interface, the backwashing through hole is communicated with the first filter element interface, and the forward washing through hole is communicated with the second filter element interface;
the center of the movable valve plate is provided with a center blind hole of the movable valve plate, the part of the movable valve plate outside the center blind hole of the movable valve plate is provided with a water through hole of the movable valve plate, a first blind hole of the movable valve plate, a second blind hole of the movable valve plate and a drainage conduction blind hole along the circumferential direction, the drainage conduction blind hole and the second blind hole of the movable valve plate share a concentric angle, a movable valve plate separation beam is arranged between the drainage conduction blind hole and the second blind hole of the movable valve plate, and the drainage conduction blind hole is communicated with the center blind hole of the movable valve plate;
the horizontal cross-sectional area of the water through hole of the movable valve plate is the same as that of the working through hole, the horizontal cross-sectional area of the first blind hole of the movable valve plate is the same as that of the backwashing through hole, and the horizontal cross-sectional area of the second blind hole of the movable valve plate is the same as that of the forward washing through hole.
The invention has the beneficial effects that: the effective area of the water inlet and outlet holes of the multifunctional filter valve for water treatment can exceed the effective area of the water inlet and outlet pipe orifice outside the valve body, and the effective area of the water inlet and outlet holes in the valve body can be designed according to requirements under the condition of the maximum water passing area provided by the valve body. The water through hole of the movable valve plate on the movable valve plate is the same as the effective use area of the working through hole on the fixed valve plate, when the multifunctional filter valve for water treatment operates normally, raw water can enter the tank body from the working through hole of the fixed valve plate in the full area, and when the raw water is discharged after being filtered, the raw water can be directly discharged from the water outlet on the valve body without passing through the fixed valve plate, so that the flowing path of the water is reduced, and the water outlet efficiency is improved. Compared with the prior art, the water treatment filter valve has the advantages that under the condition of realizing the same function filtering capacity and the same installation size (the size limit of a filter material tank opening), the main body structure of the water passing area of the valve body of the water treatment filter valve can be made smaller, namely the total volume of the valve body can be made smaller, correspondingly, under the condition of reducing the volume of the valve body, the sizes of other accessories and driving devices matched with the valve body are reduced, more manufacturing materials can be saved, and the manufacturing cost is greatly reduced.
Furthermore, the area ratio of the water through hole of the movable valve plate on the part of the movable valve plate outside the central blind hole of the movable valve plate is at least 1/3, and the area ratio of the working through hole on the part of the fixed valve plate outside the central hole of the fixed valve plate is at least 1/3.
Has the advantages that: when the filter valve is used for filtering and purifying water in normal operation, the filter valve has a higher effective water inlet area, and the size of the valve body can be further reduced under the condition of realizing the same-function filtering capacity and the same installation size (the size of a filter material tank opening is limited).
Preferably, the area of the part of the inner chamber, which is positioned outside the central drainage cavity, is trisected along the circumferential direction, and the working cavity, the backwashing cavity and the forward washing cavity respectively account for one aliquot; the area of the part of the fixed valve plate outside the central hole of the fixed valve plate is trisected along the circumferential direction, the working through hole and the backwashing through hole respectively account for one aliquot, and the sum of the horizontal cross-sectional areas of the blind plate of the fixed valve plate and the forward washing through hole accounts for one aliquot; the area of the part of the movable valve plate outside the central blind hole of the movable valve plate is trisected along the circumferential direction, the first blind hole of the movable valve plate and the water through hole of the movable valve plate respectively account for one part, and the sum of the horizontal cross-sectional areas of the second blind hole of the movable valve plate, the partition beam of the movable valve plate and the drainage conduction blind hole accounts for one part.
Has the beneficial effects that: under the condition of ensuring the normal use of the filter valve, the space on the movable valve plate, the fixed valve plate and the valve body can be fully utilized, and the condition of space waste is not generated.
Furthermore, the horizontal cross-sectional area of the drainage conduction blind hole is not smaller than that of the second blind hole of the movable valve plate.
Has the beneficial effects that: under the condition of the same water inflow, the higher drainage area is ensured, and the working efficiency of forward washing and backwashing is improved.
Preferably, the working through hole corresponds to the working cavity and the third filter element interface up and down, the backwashing through hole corresponds to the backwashing cavity and the first filter element interface up and down, and the forward washing through hole corresponds to the forward washing cavity and the second filter element interface up and down.
Has the advantages that: raw water can directly enter the tank body or the central tube from the corresponding through hole, the corresponding chamber and the corresponding filter element interface after passing through the water inlet, the flow path of water flow is reduced, and the working efficiency of the filter valve is improved.
Furthermore, the water through opening of the movable valve plate penetrates through the movable valve plate along the axial direction of the valve body and extends to the circumferential surface of the movable valve plate along the radial direction of the valve body.
Has the beneficial effects that: the manufacturing material of the movable valve plate can be reduced, and the manufacturing cost of the movable valve plate is saved.
Drawings
Fig. 1 is a schematic structural view of the appearance of a multifunctional filter valve for water treatment according to the present invention;
fig. 2 is a schematic perspective view of a valve body of the multifunctional filter valve for water treatment according to the present invention;
fig. 3 is a plan view of a valve body of the multifunctional filter valve for water treatment of the present invention;
fig. 4 is a bottom view of a valve body of the multifunctional filter valve for water treatment of the present invention;
FIG. 5 is a schematic view showing the valve body of the multifunctional filter valve for water treatment according to the present invention with a timing plate mounted thereon;
FIG. 6 is a schematic structural view of a fixed valve plate of the multifunctional filter valve for water treatment of the present invention;
FIG. 7 is a schematic structural diagram of a movable valve plate of the multifunctional filter valve for water treatment of the present invention;
FIG. 8 is a schematic diagram showing the relative position of the movable valve plate on the valve body in the normal operation state of the multifunctional filter valve for water treatment according to the present invention;
FIG. 9 is a schematic diagram showing the relative position relationship between the movable valve plate and the fixed valve plate when the multifunctional filter valve for water treatment is in a normal operation state;
FIG. 10 is a schematic diagram of the relative position of the movable valve plate on the valve body when the multifunctional filter valve for water treatment is in a backwashing state;
FIG. 11 is a schematic diagram showing the relative positions of the movable valve plate and the fixed valve plate when the multifunctional filter valve for water treatment is in a backwashing state;
FIG. 12 is a schematic diagram showing the relative position of the movable valve plate on the valve body in the forward washing state of the multifunctional filter valve for water treatment of the present invention;
fig. 13 is a schematic diagram showing the relative position between the movable valve plate and the fixed valve plate when the multifunctional filter valve for water treatment of the present invention is in a forward washing state.
Reference numerals are as follows: 1-valve body, 2-driving device, 3-water inlet, 4-water outlet, 5-water outlet, 6-first filter element interface, 7-second filter element interface, 8-third filter element interface, 9-working chamber, 10-backwashing chamber, 11-forward washing chamber, 12-central water discharging chamber, 13-fixed valve plate, 14-movable valve plate, 15-working through hole, 16-backwashing through hole, 17-forward washing through hole, 18-fixed valve plate central hole, 19-movable valve plate water through hole, 20-fixed valve plate blind plate, 21-water discharging conducting blind hole, 22-movable valve plate central blind hole, 23-movable valve plate first blind hole, 24-movable valve plate second blind hole and 25-movable valve plate partition beam.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
The invention relates to a multifunctional filter valve for water treatment, which comprises the following specific embodiments:
as shown in fig. 1 to 13, the multifunctional filter valve for water treatment comprises a valve body 1 formed by injection molding, a fixed valve plate 13 fixed in the valve body 1, a movable valve plate 14 rotatably assembled in the valve body 1, and a driving device 2 for driving the movable valve plate 14 to rotate, wherein the movable valve plate 14 is in rotary sealing fit with the fixed valve plate 13. A water inlet 3 and a water outlet 4 are respectively arranged on two sides of the valve body 1 which are opposite in the radial direction, and a water outlet 5 is arranged on the valve body 1 between the water inlet 3 and the water outlet 4; the water inlet 3, the water outlet 4 and the water outlet 5 are all arranged at the same height of the valve body 1, the water inlet 3 and the water outlet 4 are coaxially arranged, and the axis of the water outlet 5 is perpendicular to the axis of the water inlet 3. When in use, the water outlet 4 is connected with an electric water stop valve. The driving device 2 is a gear-fork driving structure commonly known in the prior art, and will not be described in detail herein.
As shown in fig. 2 and 3, the valve body 1 has an inner chamber and an outer chamber which are coaxially arranged and partitioned. The outer chamber is communicated with the water inlet 3, the central position of the inner chamber is a central drainage cavity 12, and the central drainage cavity 12 is communicated with the drainage port 5. The part of the inner chamber, which is positioned outside the central drainage cavity 12, is divided into three equal areas along the circumferential direction, namely, the working cavity 9, the backwashing cavity 10 and the forward washing cavity 11 are sequentially arranged along the circumferential direction anticlockwise, and the horizontal sections of the working cavity 9, the backwashing cavity 10 and the forward washing cavity 11 are all in a fan ring shape, all occupy one equal part and share the same central axis with the central drainage cavity 12.
As shown in fig. 4, a first filter element connector 6, a second filter element connector 7 and a third filter element connector 8 are arranged at the bottom of the valve body 1, wherein the first filter element connector 6 is located at the center of the bottom of the valve body, the second filter element connector 7 and the third filter element connector 8 are located at the radial outer side of the first filter element connector 6 and are arranged around the circumference of the first filter element connector 6, and the first filter element connector 6, the second filter element connector 7 and the third filter element connector 8 are all the same as the central axis.
As shown in fig. 5 and 6, the fixed valve plate 13 is clamped in the valve body 1 through two pairs of support legs and located above the inner chamber, and corresponds to the inner chamber up and down, the horizontal cross-sectional area of the part of the fixed valve plate 13 except the support legs is the same as the horizontal cross-sectional area of the inner chamber, and the fixed valve plate 13 is stacked on the top of the inner chamber in the up-down direction. As shown in FIG. 6, a center position of fixed valve plate 13 is provided with a fixed valve plate center hole 18, a part of fixed valve plate 13 outside fixed valve plate center hole 18 is divided into three equal parts along a circumferential direction, wherein one part is divided into working through holes 17, the other part is divided into backwash through holes 16, and the last part comprises a fixed valve plate blind plate 20 located at the inner side and a backwash through hole 17 located at the radial outer side of fixed valve plate blind plate 20. The working through hole 15, the backwashing through hole 16 and the forward washing through hole 17 are all in fan-shaped ring shapes and are the same with the central axis. The horizontal cross-sectional areas of the working through hole 15 and the backwashing through hole 16 are respectively the same as the horizontal cross-sectional areas of the working cavity 9 and the backwashing cavity 10, and the sum of the horizontal cross-sectional areas of the forward washing through hole 17 and the fixed valve plate blind plate 20 is the same as the horizontal cross-sectional area of the forward washing cavity 11.
As shown in fig. 5, after the fixed valve plate 13 is installed on the valve body 1, the working through hole 17, the working cavity 9 and the third filter element interface 8 are communicated with each other; the backwashing through hole 16, the backwashing cavity 10 and the first filter element connector 6 are communicated with each other; the forward washing through hole 17, the forward washing cavity 11 and the second filter element connector 7 are communicated with each other.
As shown in fig. 7, a center position of the movable valve plate 14 is provided with a movable valve plate center blind hole 22, a portion of the movable valve plate 14 outside the movable valve plate center blind hole 22 is divided into three equal parts along a circumferential direction, and a central angle of each equal part is 120 °. One of the halves is completely cut off to form a movable valve plate water passage port 19 which vertically penetrates through the movable valve plate 14, the other half is a fan-ring-shaped movable valve plate first blind hole 23, and a movable valve plate separation beam 25 is arranged in the remaining half to separate the part into a fan-ring-shaped drainage communication blind hole 21 and a fan-ring-shaped movable valve plate second blind hole 24. The drainage conduction blind hole 21 is communicated with the movable valve plate center blind hole 22, and the horizontal section area of the drainage conduction blind hole 21 is equal to that of the second blind hole 24 of the movable valve plate. The horizontal cross-sectional area of the second blind hole 24 of the movable valve plate is the same as that of the forward washing through hole 17 on the fixed valve plate 13; the sum of the horizontal cross-sectional area of the drainage conduction blind hole 21 and the horizontal cross-sectional area of the movable valve plate partition beam 25 is equal to the horizontal cross-sectional area of the fixed valve plate blind plate 20; the horizontal cross-sectional areas of the first blind hole 23 of the movable valve plate, the backwashing through hole 16, the working through hole 17 and the water through hole 19 of the movable valve plate are the same.
The multifunctional filter valve for water treatment has a normal operation mode, a backwashing mode and a forward washing mode, the driving device 2 drives the movable valve plate 14 to rotate, and the positions of different through holes or blind holes on the movable valve plate 14 and the fixed valve plate 13 are switched with each other, so that the switching operation of different modes is realized.
The working process is as follows:
as shown in fig. 8 and 9, the multifunctional filter valve for water treatment is in a normal operation mode, and at this time, the electric water stop valve connected to the water outlet 4 is opened. The working process is as follows: raw water enters an outer cavity of the valve body 1 from the water inlet 3, sequentially passes through the water through opening 19 of the movable valve plate, the working through hole 15 and the working cavity 9, enters a tank body connected with the valve body 1 along the third filtering interface 8, a filtering material layer for purifying water, such as activated carbon or quartz sand, is arranged in the tank body, purified water sequentially passes through the first filtering core interface 6 and the backwashing cavity 10 along a central pipe of the tank body, and finally flows out from the water outlet 4, so that the normal operation of the multifunctional filtering valve for water treatment is realized.
As shown in fig. 10 and 11, the multifunctional strainer valve for water treatment is in a backwashing mode, in which the electric water stop valve connected to the water outlet 4 is closed, and the movable valve plate 14 is rotated counterclockwise by 120 ° (compared to the position of the movable valve plate in the normal operation mode) by the driving force of the driving device 2. The working process comprises the following steps: backwash water enters the outer cavity of the valve body 1 from the water inlet 3, sequentially passes through the water through opening 19 of the movable valve plate, the backwash through hole 16 and the backwash cavity 10, enters the central pipe along the first filtering interface 6, washes the filter material layer from bottom to top, backwash wastewater enters the working cavity 9 from the third filter element interface 8, and sequentially passes through the working through hole 15, the drainage conduction blind hole 21 and the movable valve plate central blind hole 22 and enters the central drainage cavity 12, and finally is discharged through the water outlet 5, so that backwashing of the multifunctional filter valve for water treatment is realized.
As shown in fig. 12 and 13, the multifunctional strainer valve for water treatment is in a forward washing mode, at this time, the electric water stop valve connected to the water outlet 4 is still closed, and the movable valve plate 14 is driven by the driving device 2 to rotate counterclockwise by 240 ° (compared with the position of the movable valve plate in the normal operation mode). The working process comprises the following steps: the water that just washes enters into the exocoel of valve body 1 from water inlet 3 in proper order, and in proper order through movable valve piece limbers 19, just wash through-hole 17, just wash chamber 11, enter into jar internal along second filter core interface 7, just wash water from the top down the filter bed of flowing through, then from the center pipe through first filter core interface 6 enter into backwash chamber 10, and in proper order through backwash through-hole 16, drainage switches on blind hole 21, movable valve piece center blind hole 22 enters into central drainage chamber 12 in, discharge through outlet 5 at last, realize the just washing of multi-functional strainer valve for the water treatment.
The effective area of the water inlet and outlet holes of the multifunctional filter valve for water treatment can exceed the effective area of the water inlet and outlet pipe orifice outside the valve body, and the effective area of the water inlet and outlet holes in the valve body can be designed according to requirements under the condition that the valve body can provide the maximum water passing area. The water through hole of the movable valve plate on the movable valve plate has the same effective use area as the work through hole on the fixed valve plate, when the multifunctional filter valve for water treatment is in normal operation, raw water can enter the tank body from the work through hole of the fixed valve plate in the full area, and when the raw water is discharged after being filtered, the raw water can be directly discharged from the water outlet on the valve body without passing through the fixed valve plate, so that the flow path of the water is reduced, and the water outlet efficiency is improved. Compared with the water treatment filter valve in the prior art, under the condition of realizing the same function filtering capacity and the same installation size (the size limit of a filter material tank opening), the main structure of the water passing area of the valve body of the water treatment multifunctional filter valve can be reduced by at least 40%, the total volume of the valve body can be reduced by at least 35%, and certainly, in the actual production, the wall thickness of the valve body, the number and the thickness of the partition beams on the valve plates and the manufacturing thickness of the ring beams of the valve plates can be reduced, so that the volume and the weight of the valve body are further reduced, finally, the main structure of the water passing area of the valve body can be reduced by more than 40%, and the total volume of the valve body can be reduced by more than 35%. Correspondingly, under the condition that the volume of the valve body is reduced, the sizes of other accessories and driving devices matched with the valve body are also reduced, so that more manufacturing materials can be saved, and the manufacturing cost is greatly reduced.
In other embodiments, the part of the movable valve plate for forming the water through opening of the movable valve plate may not be completely cut off, and the movable valve plate has a complete circumferential surface, and accordingly, the thickness of the 1/3 circumferential surface of the movable valve plate corresponding to the water through opening of the movable valve plate is not greater than the thickness of the other part of the movable valve plate.
In other embodiments, the horizontal cross-sectional areas of the drainage conduction blind hole and the second blind hole of the movable valve plate can be designed as required, for example: the horizontal cross-sectional area of the drainage conduction blind hole can be larger than or smaller than that of the second blind hole of the movable valve plate.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (6)

1. The utility model provides a water treatment is with multi-functional filtering valve, includes valve body, movable valve piece, fixed valve piece and drive arrangement, the fixed valve piece is coaxial to be fixed in the valve body, and drive arrangement is connected with the transmission of movable valve piece and moves the valve piece at the valve body internal rotation with the drive, moves the valve piece and cooperates with fixed valve piece rotary seal, is equipped with water inlet, delivery port and outlet, its characterized in that on the lateral wall of valve body:
the water outlet is connected with an electric water stop valve when in use;
an inner chamber and an outer chamber which are coaxial and separated are arranged in the valve body, the outer chamber is communicated with the water inlet, and the inner chamber comprises a central drainage cavity, and a working cavity, a backwashing cavity and a forward washing cavity which are arranged on the outer circumference of the central drainage cavity; the bottom of the valve body is provided with a first filter element interface, a second filter element interface and a third filter element interface which are the same with the central axis, the first filter element interface is communicated with the backwashing cavity, the second filter element interface is communicated with the forward washing cavity, and the third filter element interface is communicated with the working cavity;
a fixed valve plate center hole is formed in the center of the fixed valve plate, a fan-ring-shaped working through hole, a backwashing through hole, a forward washing through hole and a fixed valve plate blind plate which are the same as the center axis of the fixed valve plate center hole and are arranged on the fixed valve plate outside the fixed valve plate center hole in the circumferential direction, the working through hole is communicated with the third filter element interface, the backwashing through hole is communicated with the first filter element interface, and the forward washing through hole is communicated with the second filter element interface;
the center of the movable valve plate is provided with a center blind hole of the movable valve plate, the part of the movable valve plate outside the center blind hole of the movable valve plate is provided with a water through hole of the movable valve plate, a first blind hole of the movable valve plate, a second blind hole of the movable valve plate and a drainage conduction blind hole along the circumferential direction, the drainage conduction blind hole and the second blind hole of the movable valve plate share a concentric angle, a movable valve plate separation beam is arranged between the drainage conduction blind hole and the second blind hole of the movable valve plate, and the drainage conduction blind hole is communicated with the center blind hole of the movable valve plate;
the horizontal cross-sectional area of the water opening of the movable valve plate is the same as that of the working through hole, the horizontal cross-sectional area of the first blind hole of the movable valve plate is the same as that of the backwashing through hole, and the horizontal cross-sectional area of the second blind hole of the movable valve plate is the same as that of the forward washing through hole.
2. The multifunctional filter valve for water treatment as claimed in claim 1, wherein the ratio of the area of the water passage opening of the movable valve plate on the portion of the movable valve plate outside the central blind hole of the movable valve plate is at least 1/3, and the ratio of the area of the working through hole on the portion of the fixed valve plate outside the central hole of the fixed valve plate is at least 1/3.
3. A multifunctional filter valve for water treatment as claimed in claim 2, wherein the part of the inner chamber outside the central drainage chamber has an area trisected along the circumferential direction, and the working chamber, the backwashing chamber and the forward washing chamber respectively occupy one aliquot; the area of the part of the fixed valve plate outside the central hole of the fixed valve plate is trisected along the circumferential direction, the working through hole and the backwashing through hole respectively account for one aliquot, and the sum of the horizontal cross-sectional areas of the blind plate of the fixed valve plate and the forward washing through hole accounts for one aliquot; the area of the part of the movable valve plate outside the central blind hole of the movable valve plate is trisected along the circumferential direction, the first blind hole of the movable valve plate and the water through hole of the movable valve plate respectively account for one part, and the sum of the horizontal section areas of the second blind hole of the movable valve plate, the movable valve plate separation beam and the drainage conduction blind hole accounts for one part.
4. The multifunctional filter valve for water treatment as recited in claim 3, wherein a horizontal cross-sectional area of the drainage conduction blind hole is not smaller than a horizontal cross-sectional area of the second blind hole of the movable valve plate.
5. The multifunctional filter valve for water treatment as recited in any one of claims 1 to 4, wherein the working through hole corresponds to the working chamber and the third filter element interface up and down, the backwashing through hole corresponds to the backwashing chamber and the first filter element interface up and down, and the forward washing through hole corresponds to the forward washing chamber and the second filter element interface up and down.
6. A multifunctional filter valve for water treatment as claimed in any one of claims 1 to 4, wherein the water opening of the movable valve plate penetrates through the movable valve plate in the axial direction of the valve body and extends to the circumferential surface of the movable valve plate in the radial direction of the valve body.
CN202211072848.6A 2022-09-02 2022-09-02 Multifunctional filter valve for water treatment Pending CN115183015A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211072848.6A CN115183015A (en) 2022-09-02 2022-09-02 Multifunctional filter valve for water treatment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211072848.6A CN115183015A (en) 2022-09-02 2022-09-02 Multifunctional filter valve for water treatment

Publications (1)

Publication Number Publication Date
CN115183015A true CN115183015A (en) 2022-10-14

Family

ID=83523481

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211072848.6A Pending CN115183015A (en) 2022-09-02 2022-09-02 Multifunctional filter valve for water treatment

Country Status (1)

Country Link
CN (1) CN115183015A (en)

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