CN221713772U - Backflushing petal-shaped filter - Google Patents
Backflushing petal-shaped filter Download PDFInfo
- Publication number
- CN221713772U CN221713772U CN202420135011.XU CN202420135011U CN221713772U CN 221713772 U CN221713772 U CN 221713772U CN 202420135011 U CN202420135011 U CN 202420135011U CN 221713772 U CN221713772 U CN 221713772U
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- Prior art keywords
- pipe
- filter
- water
- way valve
- electric
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 149
- 239000012535 impurity Substances 0.000 claims description 14
- 239000010865 sewage Substances 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The present utility model proposes a backflushing flap filter comprising: the automatic filter comprises a main water pipe, an auxiliary water pipe, a filter pipe, a blow-off pipe, a filter screen, an electric three-way valve and an electric two-way valve, wherein the outer side of the main water pipe is connected with the auxiliary water pipe, the electric three-way valve is arranged at the joint of the water inlet end of the main water pipe and the auxiliary water pipe, the filter pipe is connected in the main water pipe, the filter screen is fixedly arranged in the filter pipe, the filter screen is of a blade-shaped arc structure, a containing cavity is formed between the filter screen and the filter pipe near the water inlet end of the main pipe, the containing cavity is connected with the blow-off pipe, and the blow-off pipe is connected with the electric two-way valve.
Description
Technical Field
The utility model relates to the field of filters, in particular to a backflushing flap filter.
Background
The filter is an indispensable filtering device of a pipeline system for conveying media, and is usually arranged at the inlet end of a pressure relief valve, a constant water level valve or other devices for removing impurities in the media so as to protect the valves and the devices for normal use. The backflushing petal-shaped filter has the characteristics of advanced structure, small resistance, convenient sewage discharge and the like.
Existing patent publication No.: CN116272099A, a Y type filter, including being responsible for and taking over, be responsible for and have medium import and medium export, take over has the discharge gate, be equipped with the filter screen in taking over, the filter screen is the open cylinder structure in both ends, the one end of filter screen and the medium import intercommunication of being responsible for, the other end of filter screen and the discharge gate intercommunication of taking over, the tip of taking over has the installation segment, the installation segment is connected with sealed lid, sealed lid includes connecting tube portion, end plate portion and application of force portion, threaded connection between connecting tube portion and the installation segment, be equipped with first medium through-hole on the connecting tube portion, when the installation is sealed, individual matter flows out in the second medium through-hole on connecting tube portion, in order to reduce the impulsive force of medium to sealed lid, be convenient for be connected between sealed lid and the installation segment, until first matter through-hole is shutoff by the installation of sealed lid, individual matter is stopped off, accomplish the installation of sealed lid.
However, because the lower extreme of filter screen is closely connected with sealed lid, then need manual tear open and trade the filter screen, when changing the filter screen simultaneously, need pause the work of main water pipe, and the filter screen area is less, and rivers resistance also can become big.
In view of the above, the present utility model provides a backflushing flap filter with a simple structure.
Disclosure of utility model
Accordingly, the present utility model aims to automatically clean solid impurity particles on the filter screen 5 by controlling the electric three-way valve 6 and the electric two-way valve 7 through the PLC controller, thereby reducing labor cost, and when impurities of the filter screen 5 are removed, the main water pipe 1 can be used for water passing through the auxiliary water pipe, and the filter screen 5 with a blade-shaped arc structure is adopted, so that resistance is reduced.
A backflush petal filter, comprising: main water pipe 1, supplementary water pipe 2, filter tube 3, blow off pipe 4, filter screen 5, electronic three-way valve 6 and electronic two-way valve 7, its characterized in that: the auxiliary water pipe 2 is connected to the outside of main water pipe 1, the junction of the water inlet of main water pipe 1 and auxiliary water pipe is equipped with electronic three-way valve 6, electronic three-way valve 6 is the three-way valve, main water pipe 1 internal connection filter pipe 3, be equipped with fixed mounting's filter screen 5 in the filter pipe 3, filter screen 5 is the blade form arc structure, filter screen 5 is being close to main water inlet and filter pipe 3 and is forming accommodation cavity 8, accommodation cavity 8 is connected with blow off pipe 4, blow off pipe 4 connects electronic two-way valve 7, when needing the blowdown, opens and closes the connecting channel of auxiliary water pipe 2, closes the connecting channel of filter pipe 3, opens electronic two-way valve 7 for main water pipe 1's water passes through auxiliary water pipe 2 and arranges to the water outlet of filter pipe 3, because the recoil of water is equipped with the filter pipe automatic discharge, when not needing the blowdown, closes the connecting channel of auxiliary water pipe 2, opens the connecting channel of filter pipe 3, closes electronic two-way valve 7 for water passes through main water pipe 1 and flows to the water outlet pipe 1 after filtering the main water pipe 3.
Further, a second pressure sensor 10 is arranged at the front end of the connection part of the water inlet end of the main water pipe 1 and the water inlet end of the auxiliary water pipe 2.
Further, a first pressure sensor 9 is arranged at the rear end of the joint of the water outlet end of the main water pipe 1 and the water outlet end of the auxiliary water pipe 2.
Further, the electric three-way valve 6, the electric two-way valve 7, the first pressure sensor 9 and the second pressure sensor 10 are all connected to a PLC control system, during normal drainage, the electric three-way valve 6 opens a connecting channel of the filter pipe 3, closes a connecting channel of the auxiliary water through pipe 2, the electric two-way valve 7 closes a connecting channel of the sewage pipe 4, so that water flow enters the filter pipe 3, solid impurity particles are filtered through the filter screen 5, and clean fluid is discharged through an outlet of the filter pipe 3; when the pressure difference between the first pressure sensor 9 and the second pressure sensor 10 is larger than 0.2MPa, the electric three-way valve 6 closes the connecting channel of the filter pipe 3, opens the connecting channel of the auxiliary water through pipe 2, the electric two-way valve 7 opens the connecting channel of the drain pipe 4, so that water flows through the auxiliary water through pipe 2, flows from the water outlet end of the auxiliary water through pipe 2 to the water outlet end of the main water pipe 1 and the water inlet end of the filter pipe 3 respectively, and flows reversely through the filter screen 5 to enter the drain pipe 4, so that residual solid impurities on the filter screen 5 are taken away, the function of automatically cleaning the filter screen 5 is realized, and the normal state is recovered after 30 seconds.
Further, a fixed mounting piece is arranged at the lower end of the filter screen 5, so that the filter screen 5 is tightly attached to the filter pipe 3.
Further, the filter tube 3 is funnel-shaped, the water outlet end of the filter tube 3 is a narrow opening, and the water inlet end of the filter tube 3 is a wide opening, so that the hydraulic flow is guided and the resistance of water is reduced when sewage is required.
Furthermore, the auxiliary water pipe 2 is a U-shaped pipe, so that the preparation and the installation are convenient.
The utility model has the beneficial effects that: the present utility model provides a backflushing flap filter comprising: the automatic cleaning device comprises a main water pipe 1, an auxiliary water pipe 2, a filter pipe 3, a drain pipe 4, a filter screen 5, an electric three-way valve 6 and an electric two-way valve 7, wherein the auxiliary water pipe 2 is connected to the outer side of the main water pipe 1, the electric three-way valve 6 is arranged at the water inlet end of the main water pipe 1, the filter pipe 3 is connected in the main water pipe 1, the filter screen 5 fixedly installed in the filter pipe 3 is arranged, an accommodating cavity 8 is formed between the inner side of the filter screen 5 and the filter pipe 3, the accommodating cavity 8 is connected with the drain pipe 4, the drain pipe 4 is connected with the electric two-way valve 7, the electric three-way valve 6 and the electric two-way valve 7 are controlled by a PLC controller, so that solid impurity particles on the filter screen 5 are automatically cleaned, labor cost is reduced, when impurities of the filter screen 5 are removed, the main water pipe 1 can be supplied through the auxiliary water pipe, the filter screen 5 is of a blade-shaped arc structure, the area of the filter screen 5 is increased, and the resistance of water is reduced when drain is not needed.
Drawings
Fig. 1 is a schematic view of a backflushing flap filter.
| Main water pipe | 1 |
| Auxiliary water pipe | 2 |
| Filter tube | 3 |
| Blow-down pipe | 4 |
| Filter screen | 5 |
| Electric three-way valve | 6 |
| Electric two-way valve | 7 |
| Accommodating chamber | 8 |
| First pressure sensor | 9 |
| Second pressure sensor | 10 |
The utility model will be further described in the following detailed description in conjunction with the above-described figures.
Detailed Description
The following examples are described to aid in the understanding of the application and are not, nor should they be construed in any way to limit the scope of the application.
In the following description, those skilled in the art will recognize that components may be described as separate functional units (which may include sub-units) throughout this discussion, but those skilled in the art will recognize that various components or portions thereof may be divided into separate components or may be integrated together (including integration within a single system or component).
Meanwhile, connections between components or systems are not intended to be limited to direct connections, but rather, data between these components may be modified, reformatted, or otherwise changed by intermediate components. In addition, additional or fewer connections may be used. It should also be noted that the terms "coupled," "connected," or "input" are to be understood to include direct connection, indirect connection via one or more intermediary devices, and wireless connection.
As shown in fig. 1, a backflush lobed filter comprising: the filter comprises a main water pipe 1, an auxiliary water through pipe 2, a filter pipe 3, a drain pipe 4, a filter screen 5, an electric three-way valve 6 and an electric two-way valve 7, wherein the outer side of the main water pipe 1 is connected with the auxiliary water through pipe 2, the electric three-way valve 6 is arranged at the joint of the water inlet end of the main water pipe 1 and the auxiliary water pipe, the electric three-way valve 6 is a three-way valve, the filter pipe 3 is connected in the main water pipe 1, the filter pipe 3 is internally provided with the filter screen 5 which is fixedly arranged, the filter screen 5 is of a blade-shaped arc-shaped structure, the filter screen 5 forms a containing cavity 8 close to the water inlet end of the main pipe and the filter pipe 3, the containing cavity 8 is connected with the drain pipe 4, the drain pipe 4 is connected with the electric two-way valve 7, when drain is needed, a connecting channel of the auxiliary water through pipe 2 is opened and closed, the connecting channel of the filter pipe 3 is opened, water of the main water pipe 1 is discharged to the water outlet end of the filter pipe 3 through the auxiliary water through the water through pipe 2, and the filter pipe 3 is automatically discharged through a discharge pipe due to the reverse force of the impurities, when drain is not needed, the connecting channel of the auxiliary water through the filter pipe 2 is opened, and the connecting channel to the water through the filter pipe 3 is opened, and the water through the connecting channel 1 to the water through the drain pipe 3.
The front end of the joint of the water inlet end of the main water pipe 1 and the water inlet end of the auxiliary water pipe 2 is provided with a second pressure sensor 10.
The rear end of the junction of the water outlet end of the main water pipe 1 and the water outlet end of the auxiliary water pipe 2 is provided with a first pressure sensor 9.
The electric three-way valve 6, the electric two-way valve 7, the first pressure sensor 9 and the second pressure sensor 10 are all connected to a PLC control system, during normal drainage, the electric three-way valve 6 opens a connecting channel of the filter pipe 3, closes the connecting channel of the auxiliary water through pipe 2, the electric two-way valve 7 closes a connecting channel of the sewage pipe 4, so that water flow enters the filter pipe 3, solid impurity particles are filtered through the filter screen 5, and clean fluid is discharged through an outlet of the filter pipe 3; when the pressure difference between the first pressure sensor 9 and the second pressure sensor 10 is larger than 0.2MPa, the electric three-way valve 6 closes the connecting channel of the filter pipe 3, opens the connecting channel of the auxiliary water through pipe 2, the electric two-way valve 7 opens the connecting channel of the drain pipe 4, so that water flows through the auxiliary water through pipe 2, flows from the water outlet end of the auxiliary water through pipe 2 to the water outlet end of the main water pipe 1 and the water inlet end of the filter pipe 3 respectively, and flows reversely through the filter screen 5 to enter the drain pipe 4, so that residual solid impurities on the filter screen 5 are taken away, the function of automatically cleaning the filter screen 5 is realized, and the normal state is recovered after 30 seconds.
The lower extreme of filter screen 5 is equipped with fixed mounting spare, makes filter screen 5 and filter tube 3 closely laminate.
The filter tube 3 is funnel-shaped, the water outlet end of the filter tube 3 is a narrow opening, and the water inlet end of the filter tube 3 is a wide opening, so that the hydraulic flow is guided and the resistance of water is reduced when sewage is required.
The auxiliary water pipe 2 is a U-shaped pipe, and is convenient to prepare and install.
The utility model has the beneficial effects that: the present utility model provides a backflushing flap filter comprising: the automatic cleaning device comprises a main water pipe 1, an auxiliary water pipe 2, a filter pipe 3, a drain pipe 4, a filter screen 5, an electric three-way valve 6 and an electric two-way valve 7, wherein the auxiliary water pipe 2 is connected to the outer side of the main water pipe 1, the electric three-way valve 6 is arranged at the water inlet end of the main water pipe 1, the filter pipe 3 is connected in the main water pipe 1, the filter screen 5 fixedly installed in the filter pipe 3 is arranged, an accommodating cavity 8 is formed between the inner side of the filter screen 5 and the filter pipe 3, the accommodating cavity 8 is connected with the drain pipe 4, the drain pipe 4 is connected with the electric two-way valve 7, the electric three-way valve 6 and the electric two-way valve 7 are controlled by a PLC controller, so that solid impurity particles on the filter screen 5 are automatically cleaned, labor cost is reduced, when impurities of the filter screen 5 are removed, the main water pipe 1 can be supplied through the auxiliary water pipe, the filter screen 5 is of a blade-shaped arc structure, the area of the filter screen 5 is increased, and the resistance of water is reduced when drain is not needed.
The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (5)
1. A backflush petal filter, comprising: main water pipe (1), supplementary water pipe (2), filter tube (3), blow off pipe (4), filter screen (5), electronic three-way valve (6) and electronic two-way valve (7), its characterized in that: the utility model discloses a sewage treatment device, which is characterized in that an auxiliary water pipe (2) is connected to the outer side of a main water pipe (1), an electric three-way valve (6) is arranged at the connection part of the water inlet end of the main water pipe (1) and the auxiliary water pipe, the electric three-way valve (6) is a three-way valve, a filter pipe (3) is connected in the main water pipe (1), a fixedly installed filter screen (5) is arranged in the filter pipe (3), the filter screen (5) is of a blade-shaped arc structure, a containing cavity (8) is formed between the filter screen (5) and the filter pipe (3) near the water inlet end of the main pipe, the containing cavity (8) is connected with a sewage draining pipe (4), the sewage draining pipe (4) is connected with an electric two-way valve (7), when sewage is required, a connecting channel of the auxiliary water pipe (2) is opened, the connecting channel of the filter pipe (3) is closed, the electric two-way valve (7) is opened, water of the main water pipe (1) is discharged to the water outlet end of the filter pipe (3) through the auxiliary water pipe (2), impurities are automatically discharged through the water draining pipe (3) due to the reverse force of the water, the water is not required to be discharged through the drain pipe, and the sewage is closed through the electric two-way valve (3) when the electric two-way valve (1) is required to be connected with the water channel (3), the front end of the junction of the water inlet end of the main water pipe (1) and the water inlet end of the auxiliary water pipe (2) is provided with a second pressure sensor (10), and the rear end of the junction of the water outlet end of the main water pipe (1) and the water outlet end of the auxiliary water pipe (2) is provided with a first pressure sensor (9).
2. A backflushing, petal-shaped filter according to claim 1 wherein: the electric three-way valve (6), the electric two-way valve (7), the first pressure sensor (9) and the second pressure sensor (10) are connected into the PLC control system, when normal drainage is carried out, the electric three-way valve (6) opens a connecting channel of the filter pipe (3), closes the connecting channel of the auxiliary water through pipe (2), the electric two-way valve (7) closes the connecting channel of the sewage draining pipe (4), water flows into the filter pipe (3), solid impurity particles are filtered through the filter screen (5), and clean fluid is discharged through an outlet of the filter pipe (3).
3. A backflushing, petal-shaped filter according to claim 1 wherein: the lower end of the filter screen (5) is provided with a fixed mounting piece, so that the filter screen (5) is tightly attached to the filter pipe (3).
4. A backflushing, petal-shaped filter according to claim 1 wherein: the filter tube (3) is funnel-shaped, the water outlet end of the filter tube (3) is a narrow opening, and the water inlet end of the filter tube (3) is a wide opening.
5. A backflushing, petal-shaped filter according to claim 1 wherein: the auxiliary water through pipe (2) is a U-shaped pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420135011.XU CN221713772U (en) | 2024-01-19 | 2024-01-19 | Backflushing petal-shaped filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420135011.XU CN221713772U (en) | 2024-01-19 | 2024-01-19 | Backflushing petal-shaped filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221713772U true CN221713772U (en) | 2024-09-17 |
Family
ID=92694368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420135011.XU Active CN221713772U (en) | 2024-01-19 | 2024-01-19 | Backflushing petal-shaped filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221713772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117797547A (en) * | 2024-01-19 | 2024-04-02 | 艾尔科工程技术有限公司 | Filter with self-cleaning function |
-
2024
- 2024-01-19 CN CN202420135011.XU patent/CN221713772U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117797547A (en) * | 2024-01-19 | 2024-04-02 | 艾尔科工程技术有限公司 | Filter with self-cleaning function |
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