CN216377712U

CN216377712U - Iron and manganese removing filter

Info

Publication number: CN216377712U
Application number: CN202122075861.4U
Authority: CN
Inventors: 程波; 胡伟松; 胥嘉伟
Original assignee: Wuxi Weibo Environmental Protection Technology Co ltd
Current assignee: Wuxi Weibo Environmental Protection Technology Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-04-26
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses an iron and manganese removing filter, which comprises a filter tank, wherein the upper end of the filter tank is provided with a water inlet, the lower end of the filter tank is provided with a clean water outlet pipe, a packing layer and a filter assembly are arranged in the filter tank, and the filter assembly is positioned below the packing layer; the filtering component comprises a plurality of mounting plates and a plurality of filter elements; a support ring is horizontally arranged on the inner side wall of the filter tank in a ring mode, and the mounting plate is placed on the support ring; the bottom of the mounting plate is provided with a plurality of mounting grooves, and the inner side wall of each mounting groove is provided with internal threads; the upper end of each filter element is provided with an external thread in threaded connection with the internal thread; the lower end of the filtering tank is externally provided with a collecting hopper, the lower end of the collecting hopper is communicated with the clean water outlet pipe, and the lower end of each filter element penetrates out of the lower end of the filtering tank and is communicated with the collecting hopper. In the utility model, the filter element is adopted to carry out secondary filtration on the water filtered by the filler layer so as to sterilize and disinfect the sewage, further reduce harmful substances in the water and improve the water quality.

Description

Iron and manganese removing filter

Technical Field

The utility model relates to the field of filters, in particular to a filter for removing iron and manganese.

Background

The iron and manganese removing filter utilizes oxygen in the air to oxidize ferrous ions and divalent manganese ions in the underground water into ferric ions and tetravalent manganese ions which are precipitated, and the iron and manganese removing filter achieves the effect of removing iron and manganese through filler filtration.

The existing iron and manganese removing filter only uses filler for filtering, and the filtering effect is not ideal and has limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an iron and manganese removing filter.

The novel point of the utility model is that the filter element is adopted to carry out secondary filtration on the water filtered by the filler layer so as to sterilize and disinfect the sewage, further reduce harmful substances in the water and improve the water quality.

In order to realize the purpose of the utility model, the technical proposal of the utility model is as follows:

the iron and manganese removing filter comprises a filter tank, wherein the upper end of the filter tank is provided with a water inlet, the lower end of the filter tank is provided with a clean water outlet pipe, and a packing layer is arranged in the filter tank; the filter assembly comprises a plurality of mounting plates and a plurality of filter elements; wherein the inner side wall of the filter tank is horizontally and annularly provided with a support ring, and each mounting plate is arranged on the support ring at intervals; the bottom of the mounting plate is provided with a plurality of mounting grooves, and the inner side wall of each mounting groove is provided with an internal thread; the upper end of each filter element is provided with an external thread column in threaded connection with the internal thread; the lower end of the filtering tank is externally provided with a collecting hopper, the lower end of the collecting hopper is communicated with the clean water outlet pipe, and the lower end of each filter element penetrates out of the lower end of the filtering tank and is communicated with the collecting hopper. The filter element is arranged to perform secondary filtration on the water filtered by the filler layer so as to sterilize and disinfect the sewage, further reduce harmful substances in the water and improve the quality of the water. After the filter element is used for a period of time, the filter element gradually tends to be saturated, loses working capacity and needs to be replaced in time, so that the filter element is in threaded connection with the mounting plate, and replacement is convenient.

Preferably, each filter element comprises an inner tube, a silver-loaded ion filter screen and an activated carbon filter screen; the inner pipe is provided with a plurality of water outlet holes penetrating through the pipe wall, the silver-loaded ion filter screen is coated on the outer side wall of the inner pipe, and the activated carbon filter screen is coated outside the silver-loaded ion filter screen. The active carbon filter screen removes soluble organic matters in the sewage by using an adsorption process of active carbon, and has a deodorizing effect; the silver ion-carrying filter screen has the functions of sterilization and disinfection, and can kill harmful pathogenic microorganisms in sewage.

Preferably, the filler layer comprises a quartz sand filter layer, a granular iron-manganese filter layer and a fine sand filter layer which are arranged from top to bottom in sequence; wherein, filter cloth is arranged below the quartz sand filter layer, the granular iron-manganese filter layer and the fine sand filter layer, and the inner diameter of meshes of the filter cloth is smaller than the grain diameter of the fine sand. The quartz sand filtering layer can effectively filter silt, rust and impurities in water and thoroughly remove water scale; the granular iron-manganese filter layer can effectively remove iron ions, manganese ions and various harmful metals in water, and remove suspended matters and colloidal substances in raw water; the fine sand filter layer can further strengthen the filtering and purifying effect on the sewage. The filter cloth is arranged, so that quartz sand, granular iron manganese and fine sand can be supported, and scattering of the quartz sand, the granular iron manganese and the fine sand is prevented.

Preferably, a back washing pump is arranged outside the filter tank, a main pipe is communicated with a water outlet of the back washing pump, a plurality of back washing pipes are communicated with the main pipe and are respectively positioned below the filter cloth, and a plurality of back washing holes facing the filter cloth are formed in each back washing pipe. The back washing pump and the back washing pipe are arranged, so that the filter cloth can be washed respectively, the filter cloth blockage caused by impurities is reduced, and the sewage infiltration speed is favorably kept.

Preferably, a manhole is arranged on the side wall of the filtering tank. The manhole is arranged to facilitate the inspection, maintenance and replacement of the parts in the filtering tank,

preferably, a water inlet pipe is inserted into the water inlet, and one end of the water inlet pipe, which is positioned in the filtering tank, is connected with a water distributor. The water distributor is arranged to facilitate the sewage to be uniformly filled into the filtering tank, so as to reduce the impact force.

The utility model has the beneficial effects that:

1. in the utility model, the filter element is adopted to carry out secondary filtration on the water filtered by the filler layer so as to sterilize and disinfect the sewage, further reduce harmful substances in the water and improve the water quality.

2. In the utility model, the filter element adopts an active carbon filter screen and utilizes the adsorption process of active carbon to remove soluble organic matters in the sewage and also has the function of deodorization; the silver ion-carrying filter screen has the functions of sterilization and disinfection, and can kill harmful pathogenic microorganisms in the sewage.

3. The back flushing pump and the back flushing pipe can flush the filter cloth, reduce the blockage of impurities on the filter cloth and are beneficial to keeping the sewage infiltration speed.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the filter element.

In the figure:

1. a filter tank; 11. a water inlet pipe; 12. an air inlet pipe; 13. a clear water outlet pipe; 14. a manhole; 2. a filler layer; 21. a quartz sand filter layer; 22. a granular ferro-manganese filter layer; 23. a fine sand filtration layer; 24. filtering cloth; 3. a filter assembly; 31. mounting a plate; 32. a support ring; 4. a filter element; 41. an inner tube; 42. a silver-carrying ion filter screen; 43. an activated carbon filter screen; 5. a backwash pump; 51. a main pipe; 52. a backwash pipe; 6. a water distributor; 7. a collecting hopper.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

The described embodiments are only some embodiments of the utility model, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1, the filter for removing iron and manganese comprises a filter tank 1, wherein the upper end of the filter tank 1 is provided with a water inlet and an air inlet pipe 12, the water inlet is inserted with a water inlet pipe 11, and one end of the water inlet pipe 11, which is positioned in the filter tank 1, is connected with a water distributor 6; a collecting hopper 7 is arranged outside the lower end of the filtering tank 1, and the lower end of the collecting hopper 7 is communicated with a clear water outlet pipe 13; the side wall of the filtering tank 1 is provided with a manhole 14.

As shown in figure 1, a packing layer 2 is arranged in a filter tank 1, the packing layer 2 comprises a quartz sand filter layer 21, a filter cloth 24, a granular iron manganese filter layer 22, a filter cloth 24, a fine sand filter layer 23 and a filter cloth 24 which are sequentially arranged from top to bottom, and the inner diameter of meshes of the filter cloth 24 is smaller than the particle size of fine sand, so that the filter layer is suitable for intercepting and reducing the discharge of the filter layer along with water flow.

As shown in fig. 1, a backwash pump 5 is provided outside the filter tank 1, a main pipe 51 is connected to a water outlet of the backwash pump 5, a plurality of backwash pipes 52 located below each filter cloth 24 are connected to the main pipe 51, and a plurality of backwash holes penetrating through the pipe wall are formed on one side of each backwash pipe 52 facing the filter cloth 24.

As shown in fig. 1 and 2, a russian filter assembly 3 is arranged below the packing layer 2, the filter assembly 3 includes a plurality of mounting plates 31 and a plurality of filter elements 4, a support ring 32 is horizontally and annularly arranged on the inner side wall of the filter tank 1, the mounting plates 31 are arranged on the support ring 32 at intervals, a plurality of mounting grooves are formed at the bottom of each mounting plate 31, and an internal thread is arranged on the inner side wall of each mounting groove; the upper end of each filter element 4 is provided with an external thread column connected with the internal thread, and the lower end of each filter element penetrates out of the lower end of the filter tank 1 and then is communicated with the collecting hopper 7. Each filter element 4 comprises an inner tube 41, a silver-loaded ion filter screen 42 and an activated carbon filter screen 43; the inner tube 41 is provided with a plurality of water outlet holes penetrating through the tube wall, the silver-loaded ion filter screen 42 is coated on the outer side wall of the inner tube 41, and the activated carbon filter screen 43 is coated outside the silver-loaded ion filter screen 42.

In view of the above, it is desirable to provide,

when the iron and manganese removing filter is used, sewage is lifted to a gas-water mixer by a water pump to be pressurized, is discharged into a filter tank 1 through a water inlet pipe 11 and a water distributor 6, is filtered layer by layer sequentially through a quartz sand filtering layer 21, a granular iron and manganese filtering layer 22 and a fine sand filtering layer 23, flows into a filter element 4 from a gap between mounting plates 31, is filtered again through an activated carbon filtering net 43 and a silver ion-carrying filtering net 42 to obtain clean water, and the clean water enters an inner pipe 41 from a water outlet hole, finally enters a collecting hopper 7 and is discharged along a clean water outlet pipe 13. During backwashing, the backwashing pump 5 operates to discharge an external water source to each backwashing pipe 52 through the main pipe 51, each filter screen is flushed through each backwashing pipe 52, and the flushed water is filtered by the filter screen, enters the inner pipe 41 and is finally discharged from the clear water outlet pipe 13.

Claims

1. The iron and manganese removing filter comprises a filter tank, wherein the upper end of the filter tank is provided with a water inlet, the lower end of the filter tank is provided with a clean water outlet pipe, and a packing layer is arranged in the filter tank; the filter assembly comprises a plurality of mounting plates and a plurality of filter elements; wherein the inner side wall of the filter tank is horizontally and annularly provided with a support ring, and a plurality of mounting plates are arranged on the support ring at intervals; the bottom of the mounting plate is provided with a plurality of mounting grooves, and the inner side wall of each mounting groove is provided with an internal thread; the upper end of each filter element is provided with an external thread column in threaded connection with the internal thread; the lower end of the filtering tank is externally provided with a collecting hopper, the lower end of the collecting hopper is communicated with the clean water outlet pipe, and the lower end of each filter element penetrates out of the lower end of the filtering tank and is communicated with the collecting hopper.

2. The iron and manganese removing filter according to claim 1, wherein each filter element comprises an inner tube, a silver ion-carrying filter screen and an activated carbon filter screen; the inner pipe is provided with a plurality of water outlet holes penetrating through the pipe wall, the silver-loaded ion filter screen is coated on the outer side wall of the inner pipe, and the activated carbon filter screen is coated outside the silver-loaded ion filter screen.

3. The iron and manganese removing filter according to claim 1, wherein the filler layer comprises a quartz sand filter layer, a granular iron and manganese filter layer and a fine sand filter layer which are arranged from top to bottom in sequence; wherein, filter cloth is arranged below the quartz sand filter layer, the granular iron-manganese filter layer and the fine sand filter layer, and the inner diameter of meshes of the filter cloth is smaller than the grain diameter of the fine sand.

4. The filter for removing iron and manganese according to claim 3, wherein a back washing pump is disposed outside the filter tank, a main pipe is connected to a water outlet of the back washing pump, a plurality of back washing pipes are connected to the main pipe, each back washing pipe is disposed below the filter cloth, and a plurality of back washing holes facing the filter cloth are disposed on each back washing pipe.

5. The filter for removing iron and manganese according to claim 2, wherein a manhole is arranged on the side wall of the filter tank.

6. The filter for removing iron and manganese according to claim 5, wherein a water inlet pipe is inserted into the water inlet, and a water distributor is connected to one end of the water inlet pipe located in the filtering tank.