CN221061920U - Self-cleaning cartridge filter - Google Patents
Self-cleaning cartridge filter Download PDFInfo
- Publication number
- CN221061920U CN221061920U CN202323075896.3U CN202323075896U CN221061920U CN 221061920 U CN221061920 U CN 221061920U CN 202323075896 U CN202323075896 U CN 202323075896U CN 221061920 U CN221061920 U CN 221061920U
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- Prior art keywords
- cartridge filter
- water inlet
- filter body
- communicated
- valve
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- 238000004140 cleaning Methods 0.000 title claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 105
- 238000011001 backwashing Methods 0.000 claims abstract description 35
- 238000001914 filtration Methods 0.000 claims description 24
- 239000010865 sewage Substances 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 15
- 239000012535 impurity Substances 0.000 abstract description 9
- 238000011010 flushing procedure Methods 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a self-cleaning cartridge filter, which comprises a cartridge filter body, wherein the back surface of the cartridge filter body is communicated with a raw water inlet pipe, the surface of the raw water inlet pipe is communicated with a raw water inlet valve, the surface of the raw water inlet pipe, which is close to one end of the cartridge filter body, is communicated with a cleaning inlet pipe, the surface of the cleaning inlet pipe is communicated with a cleaning inlet valve, the lower end of the left side of the surface of the cartridge filter body is communicated with a backwashing inlet pipe, and the surface of the backwashing inlet pipe is communicated with a backwashing inlet valve; according to the utility model, the backwash water inlet pipe, the backwash water inlet valve, the backwash water outlet pipe and the backwash water valve are arranged, so that the backwash effect of the cartridge body is achieved, impurities attached to the surface of the cartridge body can be effectively cleaned by changing the flow direction of backwash water, the backwash effect of the cartridge body is effectively improved, and the replacement frequency of the cartridge body is further reduced.
Description
Technical Field
The utility model belongs to the field of cartridge filters, and particularly relates to a self-cleaning cartridge filter.
Background
The self-cleaning cartridge filter belongs to one of the cartridge filters, is mainly used in sewage treatment, has the function of cleaning an internal filter element after being used for a long time, and has the advantages of improving the service efficiency of the filter element and reducing the replacement frequency of the filter element compared with the traditional cartridge filter, thereby reducing the cost of sewage treatment;
According to the Chinese patent application number: 202120495099.2 discloses a high-flow self-cleaning security filter, which comprises a shell and a clamping assembly, wherein one side of the shell is communicated with a filtering water inlet pipe, the outer side of the filtering water inlet pipe is communicated with a first electromagnetic valve, one side of the shell is communicated with a back flushing water outlet pipe, the outer side of the back flushing water outlet pipe is communicated with a fourth electromagnetic valve;
The comparison case effectively solves the problem that the prior cartridge filter can not inform a user of cleaning the filter element after long-time use, has the advantage of timely informing the user of cleaning the filter element, however, in actual use, impurities attached to the surface of the filter element can not be effectively washed due to the same backwashing water inlet direction and raw water inlet direction of the cartridge filter, so that the filter element is not thoroughly cleaned, and the filtering effect of the cartridge filter is reduced.
Accordingly, the present utility model provides a self-cleaning cartridge filter to solve the above-mentioned problems.
Disclosure of utility model
In order to solve the technical problems, the utility model provides a self-cleaning cartridge filter, which solves the problems that impurities attached to the surface of a filter element cannot be effectively washed due to the fact that the backwashing water inlet direction of the cartridge filter is the same as the raw water inlet direction of the cartridge filter in the prior art, so that the filter element is not thoroughly cleaned, and the filtering effect of the cartridge filter is reduced.
The utility model provides a self-cleaning cartridge filter, includes the cartridge filter body, the back intercommunication of cartridge filter body has the raw water inlet tube, the surface intercommunication of raw water inlet tube has the raw water inlet valve, the surface intercommunication that raw water inlet tube is close to cartridge filter body one end has the washing inlet tube, the surface intercommunication that washs the inlet tube has the washing inlet valve, the left lower extreme intercommunication of cartridge filter body surface has the backwash inlet tube, the surface intercommunication of backwash inlet tube has the backwash inlet valve, the upper end intercommunication on cartridge filter body surface right side has the backwash outlet pipe, the surface intercommunication of backwash outlet pipe has the backwash outlet valve, the positive lower extreme intercommunication of cartridge filter body has the filtration outlet pipe, the surface intercommunication of filtration outlet pipe has the filtration outlet valve, the bottom intercommunication of cartridge filter body has the blow off pipe, the surface intercommunication of blow off pipe has the blow off valve.
Preferably, the inner cavity of the cartridge filter body is fixedly connected with a fixing plate, and the inner cavity of the fixing plate is movably connected with a filter element body.
Preferably, the support legs are fixedly connected to the periphery of the bottom of the security filter body, and the top of the security filter body is provided with a sealing cover.
Preferably, the top of the cartridge filter body is communicated with a pressure sensor, the front of the cartridge filter body is fixedly connected with a PLC controller, the left side of the surface of the cartridge filter body is fixedly connected with a time control switch, and the raw water inlet valve, the cleaning inlet valve, the backwashing water valve, the filtering water valve and the sewage valve are all electromagnetic valves.
Preferably, the top of the cartridge filter body is provided with a threaded hole, the top of the sealing cover is provided with a bolt, and the bottom of the bolt penetrates through the inner cavity of the threaded hole and is in threaded connection with the inner cavity of the threaded hole.
Preferably, the output ends of the pressure sensor and the time control switch are electrically connected with the input end of the PLC, and the output end of the PLC is electrically connected with the input ends of the raw water inlet valve, the cleaning inlet valve, the backwashing water valve, the filtering outlet valve and the sewage draining valve respectively.
Compared with the prior art, the utility model has the following beneficial effects:
1. According to the utility model, the backwash water inlet pipe, the backwash water inlet valve, the backwash water outlet pipe and the backwash water valve are arranged, so that the backwash water can be pressurized by the peripheral booster pump, the backwash water flows into the inner cavity of the security filter body through the backwash water inlet pipe and the backwash water inlet valve, the backwash water flows from bottom to top in the inner cavity of the security filter body to flush impurities attached to the surface of the filter element body, the flushed impurities and water are mixed and discharged to the outside of the security filter body through the backwash water outlet pipe and the backwash water outlet valve, and the impurities attached to the surface of the filter element body can be effectively cleaned by changing the flow direction of backwash water, so that the backwash effect of the security filter body is effectively improved, and the replacement frequency of the filter element body is further reduced.
2. According to the utility model, the cleaning water inlet pipe, the cleaning water inlet valve, the drain pipe and the drain valve are arranged, so that the effect of flushing the inner cavity of the security filter body is achieved, after the back flushing is finished, the cleaning water is pressurized by the external booster pump, flows to the inner cavity of the security filter body through the cleaning water inlet pipe, the cleaning water inlet valve and the raw water inlet pipe, and is flushed from top to bottom, the flushed impurities and water are mixed and discharged to the outside of the security filter body through the drain pipe and the drain valve, so that the security filter body can be cleaned in cooperation with the back flushing operation, the cleaning effect of the security filter body is effectively improved, the filtering effect of the security filter body is effectively improved, the replacement frequency of the filter element body is reduced, and the cost of water treatment is effectively reduced.
Drawings
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the cartridge filter body of the present utility model;
FIG. 3 is a schematic view showing the structure of the cartridge filter body, the fixing plate and the sealing cover in a separated state according to the present utility model;
Fig. 4 is a flow chart of the system of the present utility model.
In the figure:
1. A cartridge filter body; 2. a raw water inlet pipe; 3. raw water inlet valve; 4. cleaning a water inlet pipe; 5. cleaning a water inlet valve; 6. backwashing the water inlet pipe; 7. backwashing the water inlet valve; 8. backwashing the water outlet pipe; 9. a back flushing water valve; 10. filtering a water outlet pipe; 11. filtering out a water valve; 12. a blow-down pipe; 13. a blow-down valve; 14. a fixing plate; 15. a filter element body; 16. a support leg; 17. sealing cover; 18. a pressure sensor; 19. a PLC controller; 20. a time-controlled switch; 21. a threaded hole; 22. and (5) a bolt.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1-4, the utility model provides a self-cleaning cartridge filter, which comprises a cartridge filter body 1, wherein the back surface of the cartridge filter body 1 is communicated with a raw water inlet pipe 2, the surface of the raw water inlet pipe 2 is communicated with a raw water inlet valve 3, the surface of the raw water inlet pipe 2 close to one end of the cartridge filter body 1 is communicated with a cleaning inlet pipe 4, the surface of the cleaning inlet pipe 4 is communicated with a cleaning inlet valve 5, the lower end of the left side of the surface of the cartridge filter body 1 is communicated with a backwashing inlet pipe 6, the surface of the backwashing inlet pipe 6 is communicated with a backwashing inlet valve 7, the upper end of the right side of the surface of the cartridge filter body 1 is communicated with a backwashing outlet pipe 8, the surface of the backwashing outlet pipe 8 is communicated with a backwashing outlet valve 9, the lower end of the front surface of the cartridge filter body 1 is communicated with a filtering outlet pipe 10, the surface of the filtering outlet pipe 10 is communicated with a filtering outlet valve 11, the bottom of the cartridge filter body 1 is communicated with a sewage pipe 12, and the surface of the sewage pipe 12 is communicated with a sewage valve 13.
As an embodiment of the present utility model, the inner cavity of the cartridge filter body 1 is fixedly connected with the fixing plate 14, the inner cavity of the fixing plate 14 is movably connected with the filter element body 15, the effect of stably supporting the filter element body 15 is achieved by arranging the fixing plate 14, and the filter element body 15 is used for filtering raw water.
As an embodiment of the present utility model, the supporting legs 16 are fixedly connected to the periphery of the bottom of the cartridge filter body 1, the sealing cover 17 is arranged at the top of the cartridge filter body 1, the supporting legs 16 are provided to stably support the cartridge filter body 1, and the sealing cover 17 is provided to seal the inner cavity of the cartridge filter body 1.
As an embodiment of the utility model, the top of the cartridge filter body 1 is communicated with a pressure sensor 18, the front of the cartridge filter body 1 is fixedly connected with a PLC controller 19, the left side of the surface of the cartridge filter body 1 is fixedly connected with a time control switch 20, and the raw water inlet valve 3, the cleaning inlet valve 5, the backwash inlet valve 7, the backwash outlet valve 9, the filter outlet valve 11 and the blow-down valve 13 are all electromagnetic valves, so that the effect of detecting the pressure in the inner cavity of the cartridge filter body 1 is achieved by arranging the pressure sensor 18, and the effect of automatically filtering the cartridge filter body 1 is achieved by arranging the PLC controller 19 and the time control switch 20.
As an embodiment of the present utility model, the top of the cartridge filter body 1 is provided with the screw hole 21, the top of the sealing cover 17 is provided with the bolt 22, the bottom of the bolt 22 penetrates into the inner cavity of the screw hole 21 and is in threaded connection with the inner cavity of the screw hole 21, and the effect of connecting the sealing cover 17 with the cartridge filter body 1 is achieved by providing the screw hole 21 and the bolt 22.
As an embodiment of the present utility model, the output ends of the pressure sensor 18 and the time control switch 20 are electrically connected to the input ends of the PLC controller 19, and the output ends of the PLC controller 19 are electrically connected to the input ends of the raw water inlet valve 3, the cleaning inlet valve 5, the backwash inlet valve 7, the backwash outlet valve 9, the filter outlet valve 11 and the blowdown valve 13, respectively.
The specific working principle is as follows:
Firstly, setting the cleaning interval time of the security filter body 1 through a time control switch 20, when the time set by the time control switch 20 reaches or the pressure value of a pressure sensor 18 exceeds a preset value, after the PLC 19 receives the signals of the time control switch 20 or the pressure sensor 18, firstly performing backwashing operation on the security filter body 1, closing a raw water inlet valve 3 and a filtering water valve 11 by the PLC 19, simultaneously opening a backwashing water inlet valve 7 and a backwashing water outlet valve 9, then pressurizing backwash water through an external booster pump to enable the backwash water to flow into the inner cavity of the security filter body 1 through a backwashing water inlet pipe 6 and a backwashing water inlet valve 7, flushing sundries attached to the surface of a filter element body 15 when the backwash water flows from bottom to top in the inner cavity of the security filter body 1, and discharging the flushed sundries and water to the outside of the security filter body 1 through a backwashing water outlet pipe 8 and the backwashing water outlet valve 9, so that the security filter body 1 can be subjected to backwashing operation, and after backwashing operation is finished, the security filter body 1 is subjected to flushing operation through the PLC 19;
the PLC 19 closes the backwash water inlet valve 7 and the backwash water outlet valve 9 and simultaneously opens the cleaning water inlet valve 5 and the blow-off valve 13, then the cleaning water is pressurized by the peripheral booster pump, so that the cleaning water flows to the inner cavity of the cartridge filter body 1 through the cleaning water inlet pipe 4, the cleaning water inlet valve 5 and the raw water inlet pipe 2, the cleaning water washes the inner cavity of the cartridge filter body 1 and the filter element body 15 from top to bottom, and the washed impurities and the water are mixed and discharged to the outside of the cartridge filter body 1 through the blow-off pipe 12 and the blow-off valve 13, so that the cartridge filter body 1 can be cleaned in cooperation with backwash operation, the cleaning effect of the cartridge filter body 1 is effectively improved, the filtering effect of the cartridge filter body 1 is further effectively improved, the replacement frequency of the filter element body 15 is reduced, the cost of water treatment is effectively reduced, and the problems that the impurities attached to the surface of the cartridge filter cannot be effectively washed due to the same backwash water inlet direction of the cartridge filter are solved, and the filter element is not thoroughly cleaned, and the filtering effect of the cartridge filter is further reduced are solved.
The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.
Claims (6)
1. A self-cleaning cartridge filter comprising a cartridge filter body (1), characterized in that: the sewage treatment device is characterized in that a raw water inlet pipe (2) is communicated with the back of the cartridge filter body (1), a raw water inlet valve (3) is communicated with the surface of the raw water inlet pipe (2), a cleaning water inlet pipe (4) is communicated with the surface of the raw water inlet pipe (2) close to one end of the cartridge filter body (1), a cleaning water inlet valve (5) is communicated with the surface of the cleaning water inlet pipe (4), a backwashing water inlet pipe (6) is communicated with the lower end of the left side of the surface of the cartridge filter body (1), a backwashing water inlet valve (7) is communicated with the surface of the backwashing water inlet pipe (6), a backwashing water outlet pipe (8) is communicated with the upper end of the right side of the surface of the cartridge filter body (1), a backwashing water outlet valve (9) is communicated with the surface of the backwashing water outlet pipe (8), a filtering water outlet valve (11) is communicated with the surface of the filtering water outlet pipe (10), a sewage pipe (12) is communicated with the bottom of the cartridge filter body (1), and a sewage discharge valve (13) is communicated with the surface of the sewage treatment pipe (12).
2. The self-cleaning cartridge filter of claim 1, wherein: the inner cavity of the cartridge filter body (1) is fixedly connected with a fixing plate (14), and the inner cavity of the fixing plate (14) is movably connected with a filter element body (15).
3. The self-cleaning cartridge filter of claim 1, wherein: the periphery of the bottom of the cartridge filter body (1) is fixedly connected with supporting legs (16), and the top of the cartridge filter body (1) is provided with a sealing cover (17).
4. The self-cleaning cartridge filter of claim 1, wherein: the top of the cartridge filter body (1) is communicated with a pressure sensor (18), the front of the cartridge filter body (1) is fixedly connected with a PLC (programmable logic controller) controller (19), the left side of the surface of the cartridge filter body (1) is fixedly connected with a time control switch (20), and the raw water inlet valve (3), the cleaning inlet valve (5), the backwashing inlet valve (7), the backwashing outlet valve (9), the filtering outlet valve (11) and the sewage valve (13) are all electromagnetic valves.
5. A self-cleaning cartridge filter as recited in claim 3, wherein: threaded holes (21) are formed in the top of the cartridge filter body (1), bolts (22) are arranged at the top of the sealing cover (17), and the bottoms of the bolts (22) penetrate through the inner cavities of the threaded holes (21) and are in threaded connection with the inner cavities of the threaded holes (21).
6. The self-cleaning cartridge filter of claim 4, wherein: the output ends of the pressure sensor (18) and the time control switch (20) are electrically connected with the input end of the PLC (19), and the output end of the PLC (19) is electrically connected with the input ends of the raw water inlet valve (3), the cleaning inlet valve (5), the backwashing inlet valve (7), the backwashing outlet valve (9), the filtering outlet valve (11) and the sewage discharging valve (13) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323075896.3U CN221061920U (en) | 2023-11-14 | 2023-11-14 | Self-cleaning cartridge filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323075896.3U CN221061920U (en) | 2023-11-14 | 2023-11-14 | Self-cleaning cartridge filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221061920U true CN221061920U (en) | 2024-06-04 |
Family
ID=91257458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323075896.3U Active CN221061920U (en) | 2023-11-14 | 2023-11-14 | Self-cleaning cartridge filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221061920U (en) |
-
2023
- 2023-11-14 CN CN202323075896.3U patent/CN221061920U/en active Active
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| GR01 | Patent grant |