CN111911653B - Filter valve with automatic back washing function - Google Patents
Filter valve with automatic back washing function Download PDFInfo
- Publication number
- CN111911653B CN111911653B CN202010781081.9A CN202010781081A CN111911653B CN 111911653 B CN111911653 B CN 111911653B CN 202010781081 A CN202010781081 A CN 202010781081A CN 111911653 B CN111911653 B CN 111911653B
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- Prior art keywords
- valve
- water
- filter
- branch pipe
- cylinder
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- 238000011001 backwashing Methods 0.000 title abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 239000012535 impurity Substances 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 36
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 36
- 241001330002 Bambuseae Species 0.000 claims description 36
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 36
- 239000011425 bamboo Substances 0.000 claims description 36
- 210000003205 muscle Anatomy 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 13
- 239000004576 sand Substances 0.000 claims description 10
- 238000011010 flushing procedure Methods 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 abstract description 16
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 238000009434 installation Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Images
Classifications
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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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
-
- 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
-
- 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
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
-
- 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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Taps Or Cocks (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention provides a filter valve with automatic back washing, which comprises a hollow pipe and a ball valve fixed at one end of the hollow pipe, wherein an inclined branch pipe is fixed on the outer surface of one end of the hollow pipe close to a water inlet joint, an external thread cylinder is connected in the internal thread of the branch pipe, a filter cylinder for filtering impurities is sleeved on the outer surface of one end of the external thread cylinder in the branch pipe, a limiting part for limiting the position of the filter cylinder is arranged at one side of the filter cylinder away from the external thread cylinder, a flow dividing part is arranged at one side of the hollow pipe close to the water inlet joint, two arc-shaped ribs with intervals are symmetrically fixed on the outer surface of the flow dividing part, one end of the external thread cylinder away from the branch pipe is fixedly connected with a valve body, a water inlet adjusting rod is installed in the valve body, one end of the water inlet adjusting rod extending into the branch pipe is fixedly connected with a water blocking disc, and a drain valve communicated with the water blocking disc is installed on the outer surface of the valve body, compared with the prior art, the invention has the following beneficial effects: the purpose of cleaning the filter cartridge on line is achieved.
Description
Technical Field
The invention relates to a filter valve with automatic back washing, belonging to the technical field of filter valves.
Background
The filter valve is also called a filter, namely a device for carrying out filtering pretreatment. The filter valve is a filter device which is necessary for using a hydraulic control valve and a precise mechanical product easy to block. The device is an indispensable device for a pipeline series for conveying media, is usually arranged at the inlet end of equipment such as a hydraulic control valve, a pressure reducing valve, a pressure relief valve, a constant water level valve and the like, and is used for eliminating impurities in the media and preventing granular impurities from entering a channel to cause a wall plug so as to protect fittings on the equipment pipeline from being abraded and blocked. At present, a filter cylinder in a filter valve needs to be cleaned after being detached, so that the disassembly and the assembly are time-consuming and labor-consuming, and the operation is carried out after liquid supply is stopped.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a filter valve with automatic back flushing to solve the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a filter valve with automatic back washing comprises a hollow pipe and a ball valve fixed at one end of the hollow pipe, wherein a detachable water inlet joint is installed at one end, away from the ball valve, of the hollow pipe, a detachable water outlet joint is installed at one end, away from the hollow pipe, of the ball valve, a tilted branch pipe is fixed on the outer surface of one end, close to the water inlet joint, of the hollow pipe, an external thread cylinder is connected to the internal thread of the branch pipe, a filter cylinder for filtering impurities is sleeved on the outer surface of one end, located in the branch pipe, of the external thread cylinder, a limiting portion for limiting the position of the filter cylinder is arranged on one side, away from the external thread cylinder, of the filter cylinder, the limiting portion is fixedly connected with the hollow pipe, a shunting portion is arranged on one side, close to the water inlet joint, of the hollow pipe, limiting grooves matched with the filter cylinder are processed on the shunting portion, and two arc-shaped ribs with intervals are symmetrically fixed on the outer surface of the shunting portion, arc muscle and hollow tube fixed connection, two be equipped with the shutoff valve that can block off the clearance between two arc muscle between the arc muscle, the valve rod position that the shutoff valve is fixed at hollow tube surface and shutoff valve is connected with first electric actuator, the one end fixed connection valve body of branch pipe is kept away from to the external screw thread section of thick bamboo, install the regulation pole of intaking in the valve body, the regulation pole of intaking extends to the one end fixedly connected with water shutoff dish in the branch pipe, processing has the notch with water shutoff dish matched with in the reposition of redundant personnel portion, the regulation pole of intaking is kept away from the one end of water shutoff dish and is connected and can drive into water regulation pole pivoted second electric actuator with valve body fixed connection, valve body surface mounting has the blowoff valve rather than being linked together.
Further, one side of keeping away from an external screw thread section of thick bamboo in straining a section of thick bamboo is fixed with the rubber sleeve, the pole is close to the one end outward appearance of water shutoff dish and is personally submitted annular equidistance and is fixed with a plurality of branch to the regulation of intaking, the pole was kept away from the one end of the regulation of intaking and is installed the rubber head of laminating mutually with the rubber sleeve internal surface to branch.
Further, the blind hole has been seted up to the one side that water regulation pole was kept away from to branch, the rubber head is fixed with the sand grip towards the one end of branch, the sand grip is the integrated into one piece structure with the rubber head, paste in the blind hole to the sand grip.
Furthermore, a first annular groove is formed in the annular side face of the water plugging disc, and a first sealing ring which can be attached to the inner surface of the groove opening and the limiting part is arranged in the first annular groove.
Furthermore, a second annular groove is formed in the outer surface of one end, close to the valve body, of the external thread cylinder, and a second sealing ring attached to the inner surface of the branch pipe is arranged in the second annular groove.
Furthermore, an internal thread cylinder communicated with the hollow tube is fixed on the outer surface of one end, close to the ball valve, of the hollow tube, and a pressure gauge is connected to the internal thread of the internal thread cylinder in a threaded manner.
Furthermore, an internal thread is processed on one side of the inner surface of the branch pipe, which is far away from the limiting part, and the external thread cylinder is in threaded connection with the branch pipe through the internal thread.
Furthermore, an annular stepped groove is formed in one end, away from the valve body, of the external thread cylinder, and one end of the filter cylinder is sleeved in the stepped groove.
The invention has the beneficial effects that: 1. after the ball valve is opened, the first electric actuator is used for controlling the gap between the two arc-shaped ribs of the block valve, then the second electric actuator is used for controlling the water inlet adjusting rod to move along the length direction of the water inlet adjusting rod until the water blocking disc is positioned in the notch on the flow dividing part, at the moment, water flowing into the water inlet joint flows into the filter cylinder through the gap between the water blocking disc and the limiting part, and therefore the filter cylinder plays a role in filtering impurities in the water.
2. When needing the recoil, close the ball valve and open the blowoff valve, then utilize first electric actuator control to block the valve and not block up the clearance between two arc muscle, utilize the second electric actuator control to intake water to adjust the pole and remove, make the water blocking dish be in between spacing portion and the notch, the end of intaking that the water blocking dish blocked up strained a section of thick bamboo promptly, and then the moisture that flows in from water supply connector flows to between reposition of redundant personnel portion and the ball valve through the clearance between two arc muscle, moisture recoil to straining in the section of thick bamboo afterwards, thereby wash the impurity of adhering to on straining a section of thick bamboo, final impurity passes through the blowoff valve along with rivers and discharges, realize the purpose of straining a section of thick bamboo in the online clearance, need not dismantle to strain a section of thick bamboo and clear up.
3. The rotatory in-process of second electric actuator drive water regulation pole, the pole drives a plurality of branch and is straining a section of thick bamboo internal rotation in the water regulation pole of intaking, and then the rubber head on the branch slides at the rubber sleeve internal surface, and under the effect of friction force between rubber head and rubber sleeve, strain a section of thick bamboo and rotate around an external screw thread section of thick bamboo, realizes the effect that the position was strained in the adjustment, is convenient for make a plurality of positions of straining a section of thick bamboo filter impurity.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of a filter valve with automatic back flushing according to the present invention;
FIG. 2 is an enlarged view of the position A of the filter valve with automatic back flushing according to the present invention;
FIG. 3 is an enlarged view of the position B of the filter valve with automatic back flushing according to the present invention;
FIG. 4 is a cross-sectional view of a flow divider in a filter valve with automatic backwash according to the present invention;
in the figure: 1-hollow pipe, 2-first electric actuator, 3-block valve, 4-water inlet joint, 5-shunt part, 6-water blocking disk, 7-water inlet adjusting rod, 8-branch pipe, 9-blowoff valve, 10-second electric actuator, 11-valve body, 12-external thread cylinder, 13-filter cylinder, 14-water outlet joint, 15-ball valve, 16-internal thread cylinder, 17-pressure gauge, 18-arc rib, 19-rubber sleeve, 20-support rod, 21-rubber head, 22-spacing part, 23-first sealing ring, 24-second sealing ring, 25-notch and 26-spacing groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a take automatic back flush's filter valve, includes hollow tube 1 and fixes the ball valve 15 in 1 one end of hollow tube, and detachable water supply connector 4 is installed to the one end that hollow tube 15 was kept away from to hollow tube 1, and detachable water outlet connector 14 is installed to the one end that hollow tube 1 was kept away from to ball valve 15, installs water supply connector 4 on hollow tube 1 and installs water outlet connector 14 on ball valve 15, is convenient for insert the structure of hollow tube 1 and ball valve 15 constitution in the liquid supply pipeline.
The outer fixed surface of one end that hollow tube 1 is close to water supply connector 4 has the branch pipe 8 of slope form, and 8 female connection in the branch pipe have an external screw thread section of thick bamboo 12, and an end surface cover that external screw thread section of thick bamboo 12 is in branch pipe 8 is equipped with a section of thick bamboo 13 of straining that is used for filtering impurity, will strain a section of thick bamboo 13 cover and establish back in external screw thread section of thick bamboo 12, twist external screw thread section of thick bamboo 12 in branch pipe 8, accomplish the assembly of straining a section of thick bamboo 13.
One side of the filter cylinder 13, which is far away from the external thread cylinder 12, is provided with a limiting part 22 which limits the position of the filter cylinder 13, the limiting part 22 is fixedly connected with the hollow tube 1, and when the external thread cylinder 12 is screwed into the branch tube 8, one end of the filter cylinder 13 is abutted against the limiting part 22, so that the position of the filter cylinder 13 is limited.
One side of the hollow pipe 1 close to the water inlet joint 4 is provided with a flow dividing part 5, and the flow dividing part 5 is arranged in the hollow pipe 1, so that the flow path of water inlet can be conveniently adjusted.
The shunting part 5 is provided with a limiting groove 26 matched with the filter cartridge 13, the design of the limiting groove 26 is convenient for the mutual assembly of the filter cartridge 13 and the shunting part 5, and meanwhile, the limiting groove 26 and the limiting part 22 play a role in limiting the position of the filter cartridge 13 together, so that the installation stability of the filter cartridge 13 is improved.
A block valve 3 capable of blocking the gap between the two arc ribs 18 is arranged between the two arc ribs 18, the block valve 3 is fixed on the outer surface of the hollow pipe 1, the valve rod part of the block valve 3 is connected with a first electric actuator 2, and the first electric actuator 2 plays a role in automatically controlling the action of the block valve 3, namely, whether the block valve 3 blocks the gap between the two arc ribs 18 is controlled.
The end of the external thread cylinder 12 far away from the branch pipe 8 is fixedly connected with a valve body 11, a water inlet adjusting rod 7 is installed in the valve body 11, one end of the water inlet adjusting rod 7 extending into the branch pipe 8 is fixedly connected with a water blocking disc 6, a notch 25 matched with the water blocking disc 6 is processed on the flow dividing part 5, one end of the water inlet adjusting rod 7 far away from the water blocking disc 6 is connected with a second electric actuator 10 which is fixedly connected with the valve body 11 and can drive the water inlet adjusting rod 7 to rotate, a blow-off valve 9 communicated with the valve body 11 is installed on the outer surface of the valve body 11, after a ball valve 15 is opened, a first electric actuator 2 is used for controlling a blocking valve 3 to block a gap between two arc-shaped ribs 18, then the second electric actuator 10 is used for controlling the water inlet adjusting rod 7 to move along the length direction of the water inlet adjusting rod 7 until the water blocking disc 6 is positioned in the notch 25 on the flow dividing part 5, at the moment, moisture flowing in from the water inlet joint 4 flows into the filter cylinder 13 through the gap between the water blocking disc 6 and a limiting part 22, thereby strain a section of thick bamboo 13 and play the effect of impurity in the filtered moisture, when needing the recoil, close ball valve 15 and open blowoff valve 9, then utilize first electric actuator 2 control block valve 3 not shutoff two gaps between the arc muscle 18, utilize second electric actuator 10 control water regulation pole 7 to remove, make water blocking dish 6 be in between spacing portion 22 and notch 25, water blocking dish 6 shutoff is strained the end of intaking of a section of thick bamboo 13 promptly, and then the moisture that flows in from water supply connector 4 flows to between reposition of redundant personnel portion 5 and ball valve 15 through the gap between two arc muscle 18, moisture recoil is in straining a section of thick bamboo 13 afterwards, thereby wash the impurity that adheres to on straining a section of thick bamboo 13, finally impurity passes through blowoff valve 9 along with rivers and discharges, realize the mesh of online clearance straining a section of thick bamboo 13, need not dismantle and strain a section of thick bamboo 13 and clear up.
As an embodiment of the present invention: one side of keeping away from a section of thick bamboo 12 in straining a section of thick bamboo 13 is fixed with rubber sleeve 19, the one end outward appearance that water regulation pole 7 is close to water shutoff dish 6 is fixed with a plurality of branch 20 for annular equidistance, branch 20 keeps away from the one end of water regulation pole 7 and installs the rubber head 21 of laminating mutually with rubber sleeve 19 internal surface, second electric actuator 10 drives the rotatory in-process of water regulation pole 7, water regulation pole 7 drives a plurality of branch 20 and strains a 13 internal rotations in straining a section of thick bamboo, and then the rubber head 21 on branch 20 slides at rubber sleeve 19 internal surface, under the effect of frictional force between rubber head 21 and rubber sleeve 19, strain a section of thick bamboo 13 and rotate around a section of thick bamboo 12 of external screw, realize the effect of straining a 13 position of adjustment, be convenient for make a plurality of positions of straining a section of thick bamboo 13 filter impurity.
As an embodiment of the present invention: the blind hole has been seted up to the one side that branch 20 kept away from water regulation pole 7, and rubber head 21 is fixed with the sand grip towards the one end of branch 20, and sand grip and rubber head 21 be the integrated into one piece structure, and the sand grip is pasted in the blind hole, pastes the sand grip on rubber head 21 in the blind hole on branch 20, increases rubber head 21 and branch 20's area of contact, improves the stability that rubber head 21 and branch 20 are connected.
As an embodiment of the present invention: the first annular groove is formed in the annular side face of the water plugging disc 6, the first sealing ring 23 which can be attached to the inner surface of the notch 25 and the limiting portion 22 is arranged in the first annular groove, the first annular groove provides an installation space for the first sealing ring 23, when the water plugging disc 6 is located at the water inlet end portion of the filter cylinder 13, the first sealing ring 23 is attached to the inner surface of the notch 25 and the surface of the limiting portion 22, the effect of sealing and preventing water leakage is achieved, and water can flow through the shunting portion 5 through the gap between the two arc-shaped ribs 18 conveniently.
As an embodiment of the present invention: a second annular groove is formed in the outer surface of one end, close to the valve body 11, of the external thread cylinder 12, a second sealing ring 24 attached to the inner surface of the branch pipe 8 is arranged in the second annular groove, an installation space is provided for the second sealing ring 24, the second sealing ring 24 is installed between the external thread cylinder 12 and the branch pipe 8, and water leakage between the external thread cylinder 12 and the branch pipe 8 is prevented.
As an embodiment of the present invention: the outer surface of one end of the hollow tube 1 close to the ball valve 15 is fixed with an internal thread cylinder 16 communicated with the hollow tube 1, the internal thread of the internal thread cylinder 16 is connected with a pressure gauge 17, a hollow thread column on the pressure gauge 17 is screwed into the internal thread cylinder 16, the installation of the pressure gauge 17 is completed, and the water pressure is conveniently observed through the pressure gauge 17.
As an embodiment of the present invention: an internal thread is processed on one side of the inner surface of the branch pipe 8, which is far away from the limiting part 22, the external thread cylinder 12 is in threaded connection with the branch pipe 8 through the internal thread, and the internal thread is processed in the branch pipe 8, so that the external thread cylinder 12 is in threaded connection with the branch pipe 8 conveniently.
As an embodiment of the present invention: an annular stepped groove is formed in one end, away from the valve body 11, of the external thread cylinder 12, one end of the filter cartridge 13 is sleeved in the stepped groove, and the filter cartridge 13 is conveniently and movably connected with the external thread cylinder 12.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a take automatic back flush's strainer valve, includes hollow tube (1) and fixes ball valve (15) in hollow tube (1) one end, its characterized in that: the water inlet pipe is characterized in that a detachable water inlet joint (4) is installed at one end, far away from a ball valve (15), of a hollow pipe (1) of the hollow pipe (1), a detachable water outlet joint (14) is installed at one end, far away from the water inlet joint (4), of the ball valve (15), a branch pipe (8) in an inclined shape is fixed on the outer surface of one end, close to the water inlet joint (4), of the hollow pipe (1), an external thread cylinder (12) is connected to the internal thread of the branch pipe (8), a filter cylinder (13) used for filtering impurities is sleeved on the outer surface of one end, far away from the external thread cylinder (12), of the filter cylinder (13), a limiting portion (22) playing a role in limiting the position of the filter cylinder (13) is arranged at one side, far away from the water inlet joint (4), of the hollow pipe (1) is fixedly connected with the hollow pipe (1), a limiting groove (26) matched with the filter cylinder (13) is processed on the limiting portion (5), reposition of redundant personnel portion (5) outer surface symmetry is fixed with two arc muscle (18) that exist the interval, arc muscle (18) and hollow tube (1) fixed connection, two be equipped with between arc muscle (18) and block off valve (3) in the clearance between two arc muscle (18), the valve rod position of fixing at hollow tube (1) surface and block off valve (3) in block off valve (3) is connected with first electric actuator (2), one end fixed connection valve body (11) of branch pipe (8) are kept away from to external screw thread section of thick bamboo (12), install into water regulation pole (7) in valve body (11), the one end fixedly connected with water shutoff dish (6) that water regulation pole (7) extend to in branch pipe (8) of intaking, processing has notch (25) with water shutoff dish (6) matched with on reposition of redundant personnel portion (5), the one end that water shutoff dish (6) were kept away from to water regulation pole (7) is connected and valve body (11) fixed connection and can drive into water regulation pole (3) 7) Pivoted second electric actuator (10), valve body (11) surface mounting has blowoff valve (9) rather than being linked together, one side of keeping away from an external screw thread section of thick bamboo (12) in straining a section of thick bamboo (13) is fixed with rubber sleeve (19), the one end outward appearance that regulation pole (7) are close to water shutoff dish (6) of intaking is fixed with a plurality of branch (20) for the annular equidistance, branch (20) are kept away from the one end of regulation pole (7) of intaking and are installed rubber head (21) of laminating mutually with rubber sleeve (19) internal surface.
2. The filter valve with automatic back flushing of claim 1, wherein: the one side of adjusting pole (7) is kept away from into water in branch (20) has seted up the blind hole, rubber head (21) are fixed with the sand grip towards the one end of branch (20), the sand grip is the integrated into one piece structure with rubber head (21), the sand grip is pasted in the blind hole, first ring channel has been seted up on stifled water dish (6) annular side, be equipped with in the first ring channel can with notch (25) internal surface and spacing portion (22) first sealing washer (23) of laminating mutually.
3. The filter valve with automatic back flushing of claim 1, wherein: and a second annular groove is formed in the outer surface of one end, close to the valve body (11), of the external thread cylinder (12), and a second sealing ring (24) attached to the inner surface of the branch pipe (8) is arranged in the second annular groove.
4. The filter valve with automatic back flushing of claim 1, wherein: an internal thread cylinder (16) communicated with the hollow pipe (1) is fixed on the outer surface of one end, close to the ball valve (15), of the hollow pipe (1), and a pressure gauge (17) is connected to the internal thread of the internal thread cylinder (16) in an internal thread mode.
5. The filter valve with automatic back flushing of claim 1, wherein: an internal thread is processed on one side of the inner surface of the branch pipe (8), which is far away from the limiting part (22), and the external thread cylinder (12) is in threaded connection with the branch pipe (8) through the internal thread.
6. The filter valve with automatic back flushing of claim 1, wherein: the one end that valve body (11) were kept away from to external screw thread section of thick bamboo (12) is processed the ladder groove that has the annular shape, strain a pot head of section of thick bamboo (13) and establish in the ladder groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010781081.9A CN111911653B (en) | 2020-08-06 | 2020-08-06 | Filter valve with automatic back washing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010781081.9A CN111911653B (en) | 2020-08-06 | 2020-08-06 | Filter valve with automatic back washing function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111911653A CN111911653A (en) | 2020-11-10 |
| CN111911653B true CN111911653B (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010781081.9A Active CN111911653B (en) | 2020-08-06 | 2020-08-06 | Filter valve with automatic back washing function |
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| Country | Link |
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| CN (1) | CN111911653B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103157317A (en) * | 2011-12-09 | 2013-06-19 | 无锡华润上华科技有限公司 | Water filter apparatus and washing method thereof |
| JP2013166123A (en) * | 2012-02-16 | 2013-08-29 | Mitsubishi Electric Corp | Strainer and fluid circulation circuit provided with the strainer |
| CN203585404U (en) * | 2013-11-25 | 2014-05-07 | 沈阳泰科流体控制有限公司 | All-welded automatic back-flushing and filtering ball valve |
| CN204704413U (en) * | 2015-02-04 | 2015-10-14 | 诸暨市博拉什阀门有限公司 | Wall-hung boiler just clears up formula Filtering ball valve |
| CN206320332U (en) * | 2016-12-31 | 2017-07-11 | 玉环县中良铜业有限公司 | A kind of ball valve |
| CN206754442U (en) * | 2017-01-12 | 2017-12-15 | 浙江奥德华科技有限公司 | A kind of filter taps |
| CN207634734U (en) * | 2017-10-18 | 2018-07-20 | 浙江搏正铜业有限公司 | A kind of blowdown loose-joint filter ball valve |
| CN208634425U (en) * | 2018-08-21 | 2019-03-22 | 浙江鑫帆暖通智控股份有限公司 | A kind of strainer valve |
| CN210645436U (en) * | 2020-04-27 | 2020-06-02 | 天津市滨海新区塘沽诚帆阀门有限责任公司 | Filtering type hydraulic control valve |
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2020
- 2020-08-06 CN CN202010781081.9A patent/CN111911653B/en active Active
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| CN111911653A (en) | 2020-11-10 |
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