CN220003143U - Anti-blocking dosing filter system - Google Patents
Anti-blocking dosing filter system Download PDFInfo
- Publication number
- CN220003143U CN220003143U CN202321304346.1U CN202321304346U CN220003143U CN 220003143 U CN220003143 U CN 220003143U CN 202321304346 U CN202321304346 U CN 202321304346U CN 220003143 U CN220003143 U CN 220003143U
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- CN
- China
- Prior art keywords
- filter
- medicine
- valve
- filter screen
- pump
- Prior art date
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- 239000003814 drug Substances 0.000 claims abstract description 86
- 238000003860 storage Methods 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 239000002893 slag Substances 0.000 claims abstract description 17
- 238000011010 flushing procedure Methods 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims description 7
- 238000004062 sedimentation Methods 0.000 claims description 6
- 229910000619 316 stainless steel Inorganic materials 0.000 claims description 3
- 229940079593 drug Drugs 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000003818 cinder Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 abstract description 10
- 239000007788 liquid Substances 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 239000005708 Sodium hypochlorite Substances 0.000 abstract description 5
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000001376 precipitating effect Effects 0.000 abstract description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 238000011001 backwashing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses an anti-blocking dosing filter system, which belongs to a dosing filter system in the water production process, wherein a filter adopts a liquid medicine overflow mode, so that the phenomenon that solid residues block a dosing pump can be avoided to the greatest extent; and back flushing the filter screen by using the outlet pressure of the dosing pump, and discharging the solid residues to a deslagging and precipitating barrel. The automatic medicine feeding device mainly comprises a medicine storage box, a filter and a medicine feeding pump, wherein the medicine storage box is positioned above the filter, the medicine storage box is connected with a bottom medicine inlet of the filter through a medicine feeding valve I, a filter screen of the filter is arranged at the bottom of the filter, an overflow port above the filter is connected with the medicine feeding valve through a medicine feeding valve II, the medicine feeding valve is connected with the medicine feeding pump, the medicine feeding pump is connected with a medicine outlet end, the medicine feeding pump is connected with a top flushing port of the filter through a back flushing valve, the medicine storage box is connected with a bypass valve, the bypass valve is respectively connected with the medicine feeding valve II and the medicine feeding valve, and the bottom of the filter is also provided with a slag discharging port. The utility model is mainly used for preventing the blockage of the sodium hypochlorite dosing system.
Description
Technical Field
The utility model relates to a dosing and filtering system in the water production process, in particular to an anti-blocking dosing and filtering system.
Background
Tap water in most areas is taken from reservoirs, lakes or rivers, the tap water is main drinking water, and the drinking water source is polluted, so that the physical health of people can be directly affected. Therefore, water-producing companies need to add sodium hypochlorite to water for disinfection. In the daily operation, the blockage phenomenon often occurs in the existing sodium hypochlorite dosing system of the secondary pump, and the reason is that: the medicament often contains solid residues which block the dosing pump. The blockage of the dosing pump can cause the blockage of the dosing of sodium hypochlorite in the water preparation process, and the daily water disinfection is not up to standard, thereby affecting the health of residents.
Disclosure of Invention
The utility model aims to provide an anti-blocking dosing filter system, wherein a filter adopts a liquid medicine overflow mode, so that the phenomenon that solid residues block a dosing pump can be avoided to the greatest extent; and back flushing the filter screen by using the outlet pressure of the dosing pump, and discharging the solid residues to a deslagging and precipitating barrel.
The utility model is realized by the following technical scheme:
the utility model provides a prevent dosing filtration system of jam, includes medicine storage box, filter and dosing pump, the medicine storage box is located the filter top, and medicine storage box is connected with the bottom of filter through supply medicine valve I, and the filter screen of filter is located the filter bottom, and filter top overflow mouth is connected through supply medicine valve II and is advanced medicine valve, advances medicine valve and connects the dosing pump, and the dosing pump is connected out the medicine end, and the dosing pump is connected filter top through the back flush valve and is washed the mouth, and the medicine storage box is connected with the bypass valve, and supply medicine valve II and advance medicine valve are connected respectively to the bypass valve, and the filter bottom still is equipped with the row cinder notch.
Further, the slag discharging opening is connected with a slag discharging sedimentation barrel through a slag discharging valve.
Further, the medicine inlet, the overflow port, the flushing port and the slag discharging port are all connected with the pipeline through flanges.
Further, the filter screen comprises a bag filter screen I and a bag filter screen II, wherein the bag filter screen I is positioned below the bag filter screen II, and is made of a 20-mesh filter screen, PE or PP material; the bag filter screen II is a 40-mesh filter screen and is made of 316 stainless steel.
Further, the shell of the filter adopts SUS304, and a PTFE anticorrosive layer is sprayed in the filter.
Compared with the prior art, the utility model has the beneficial effects that:
1. the medicine storage box is arranged at the high position, the filter is arranged at the low position, the filter screen is arranged at the bottom of the filter, and the liquid medicine overflows to the medicine inlet valve by utilizing the liquid level pressure difference, so that the blockage of the medicine adding pump by solid residues can be avoided to the greatest extent.
2. When the accumulated residues of the filter screen affect the normal circulation of the medicament, the medicament supply valve I and the medicament supply valve II are closed, the bypass valve and the back flush valve are opened, the filter screen is back flushed by using the outlet pressure of the medicament adding pump, and the solid residues are discharged to the slag discharging sedimentation barrel through the slag discharging valve, so that the filter screen can be cleaned, and the medicament can be utilized to the greatest extent.
3. When the filter cannot be used normally, the bypass valve can also ensure the supply of normal medicaments.
Drawings
Fig. 1 is a schematic structural diagram of the present utility model.
In the figure: 1. a medicine storage box; 2. a bypass valve; 3. a backwash valve; 4. a drug supply valve II; 5. a medicine supply valve I; 6. a deslagging sedimentation barrel; 7. a filter; 8. a bag filter screen II; 9. a bag filter screen I; 10. a drug inlet valve; 11. a dosing pump; 12. a medicine outlet end; 13. and a slag discharging valve.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1, embodiment 1, a dosing filtration system of preventing blocking, including medicine storage 1, filter 7 and dosing pump 11, medicine storage 1 is located filter 7 top, and medicine storage 1 is connected with the bottom of filter 7 through feed valve i 5, and filter 7's filter screen is located filter 7 bottom, and filter 7 top overflow mouth is connected through feed valve ii 4 and is advanced medicine valve 10, and feed valve 10 connects dosing pump 11, and dosing pump 11 connects out medicine end 12, and dosing pump 11 export is through backwashing valve 3 connection filter 7 top flushing port, and medicine storage 1 is connected with bypass valve 2, and feed valve ii 4 and feed valve 10 are connected respectively to bypass valve 2, and filter 7 bottom still is equipped with the slag notch.
In the embodiment 2, an anti-blocking dosing filtration system is provided, wherein a slag discharging opening is connected with a slag discharging sedimentation barrel 6 through a slag discharging valve 13; the medicine inlet, the overflow port, the flushing port and the slag discharge port are connected with pipelines through flanges, so that the device is suitable for a fluid system with low flow rate; the filter screen comprises a bag filter screen I9 and a bag filter screen II 8, wherein the bag filter screen I9 is positioned below the bag filter screen II 8, and the bag filter screen I9 is a 20-mesh filter screen, PE or PP material; the bag type filter screen II 8 is a 40-mesh filter screen, is made of 316 stainless steel, can be integrally pulled out and replaced, and is convenient to maintain; the filter 7 has a sealing structure, the shell of the filter 7 adopts SUS304, and a PTFE anticorrosive layer is sprayed in the filter 7, and the other components are the same as those in the embodiment 1.
The medicine storage box 1 is at the high position, the filter 7 is at the low position, the filter screen is positioned at the bottom of the filter 7, the medicine liquid overflows to the medicine inlet valve 10 by utilizing the liquid level pressure difference, and the medicine liquid is pumped to the medicine outlet end 12 by the medicine adding pump 11, so that the blockage of the medicine adding pump 11 by solid residues can be avoided to the greatest extent. The filter 7 utilizes the principles of liquid level pressure difference and gravity precipitation, and combines the characteristic that sodium hypochlorite medicament is crystallized when meeting water, thereby realizing the full filtration of medicament solid residues. The filter 7 is sequentially provided with a 20-mesh bag filter screen I9 and a 40-mesh bag filter screen II 8 from bottom to top, the bottom is filled with medicine, the top layer is filled with medicine, and the outlet flow can be maintained without mechanical equipment pressurization. When residues accumulated by the filter screen affect the normal circulation of the medicament, the medicament supply valve I5 and the medicament supply valve II 4 are closed, the bypass valve 2 and the back flush valve 3 are opened, the filter screen is back flushed by using the outlet pressure of the medicament adding pump 11, and the solid residues are discharged to the deslagging sedimentation barrel 6 through the deslagging valve 13. No additional equipment is needed, the installation is simple, and the maintenance is convenient; the filter screen can be cleaned, and the medicament can be utilized to the greatest extent.
Claims (4)
1. Anti-clogging dosing and filtering system, comprising a drug storage box (1), a filter (7) and a dosing pump (11), and being characterized in that: the medicine storage box (1) is located filter (7) top, medicine storage box (1) is connected with the bottom medicine inlet of filter (7) through supply medicine valve I (5), filter screen of filter (7) is located filter (7) bottom, filter (7) top overflow mouth is connected through supply medicine valve II (4) and is advanced medicine valve (10), medicine pump (11) are connected in medicine valve (10), medicine end (12) are connected in medicine pump (11), medicine pump (11) export is through backwash valve (3) connection filter (7) top flushing port, medicine storage box (1) is connected with bypass valve (2), bypass valve (2) are connected respectively and are supplied medicine valve II (4) and advance medicine valve (10), filter (7) bottom still is equipped with the row of cinder notch.
2. The anti-clogging medicated filter system of claim 1 wherein: the slag discharging opening is connected with a slag discharging sedimentation barrel (6) through a slag discharging valve (13).
3. The anti-clogging medicated filter system of claim 2 wherein: the medicine inlet, the overflow port, the flushing port and the slag discharging port are all connected with the pipeline through flanges.
4. The anti-clogging medicated filter system of claim 1 wherein: the filter screen comprises a bag filter screen I (9) and a bag filter screen II (8), wherein the bag filter screen I (9) is positioned below the bag filter screen II (8), and the bag filter screen I (9) is a 20-mesh filter screen, PE or PP material; the bag type filter screen II (8) is a 40-mesh filter screen and is made of 316 stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321304346.1U CN220003143U (en) | 2023-05-26 | 2023-05-26 | Anti-blocking dosing filter system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321304346.1U CN220003143U (en) | 2023-05-26 | 2023-05-26 | Anti-blocking dosing filter system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220003143U true CN220003143U (en) | 2023-11-14 |
Family
ID=88684106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321304346.1U Active CN220003143U (en) | 2023-05-26 | 2023-05-26 | Anti-blocking dosing filter system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220003143U (en) |
-
2023
- 2023-05-26 CN CN202321304346.1U patent/CN220003143U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |