CN220003143U - Anti-blocking dosing filter system - Google Patents

Anti-blocking dosing filter system Download PDF

Info

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
Authority
CN
China
Prior art keywords
filter
medicine
valve
filter screen
pump
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202321304346.1U
Other languages
Chinese (zh)
Inventor
黄孝近
李瑞欢
肖贤超
张作浩
马慧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jining Zhongshan Public Utilities Water Co ltd
Original Assignee
Jining Zhongshan Public Utilities Water Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jining Zhongshan Public Utilities Water Co ltd filed Critical Jining Zhongshan Public Utilities Water Co ltd
Priority to CN202321304346.1U priority Critical patent/CN220003143U/en
Application granted granted Critical
Publication of CN220003143U publication Critical patent/CN220003143U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

Anti-blocking dosing filter system
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.
CN202321304346.1U 2023-05-26 2023-05-26 Anti-blocking dosing filter system Active CN220003143U (en)

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)

Similar Documents

Publication Publication Date Title
CN206801849U (en) A kind of pump tube with sedimentation pollution discharge structure
CN212403905U (en) Device for preventing sludge dewatering system from being blocked
CN107555634A (en) One kind is desk-top to be exempted to install reverse osmosis purified water system and its method of work
CN201762185U (en) Water-saving reverse osmosis water purifier
CN220003143U (en) Anti-blocking dosing filter system
CN114031229A (en) Water purifying device for secondary water supply equipment
CN212450981U (en) Treatment system of rain and sewage mixed flow water
CN210673070U (en) Intelligent water dispenser with high-temperature water disinfection function
CN101805076A (en) New water purifier
CN104612215A (en) Pressurizing and flow stabilizing automatic controller of non-negative-pressure pipe network
CN208642337U (en) A kind of changeable medicine dissolving and adding device
CN112125471A (en) An online phosphorus removal device and method for sewage treatment
CN217248757U (en) Supercritical slag discharge system
CN215946956U (en) Lime milk adding system for pretreatment process of zinc smelting reclaimed water
CN212334818U (en) Water purification system
CN213434341U (en) Medicine adding system
CN214243985U (en) Anti-precipitation mine water purification treatment system
CN204456281U (en) A kind of non-negative pressure method of water supply pipe network pressurizing current stabilizing controller
CN213738743U (en) A drug dosing system
CN220579009U (en) Integrated ceramic membrane water purifying device
CN208389459U (en) A kind of combined regulation pond
CN221397489U (en) Automatic water supplementing device for high-quality drinking water
CN219297326U (en) Domestic water purifying equipment
CN222593510U (en) Sewage treatment dosing device
CN218458889U (en) Insecticide-fertilizer applying device for drip irrigation

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant