CN222930477U - Multistage multi-medium filter - Google Patents

Abstract

The utility model discloses a multi-stage multi-media filter, which belongs to the technical field of filters. A multi-stage multi-media filter comprises a main filter housing and two auxiliary filter housings, a circulation pipe is installed between the main filter housing and the auxiliary filter housing, and an air pressure pump is installed at the rear end of the auxiliary filter housing, and an air valve is installed between the air pressure pump and the auxiliary filter housing. The utility model solves the problem that the existing multi-media filter has a single filtering method for water quality and cannot improve the filtering effect during actual use. The utility model performs multi-media filtering through diatomaceous earth and glass fiber cloth inside the auxiliary filter housing, and the filtered clean water flows into the outlet pipe through the water guide channel to complete the multi-layer filtering work, and the sewage that is not completely filtered can be compressed by the air pressure pump, so that the sewage is under pressure and enters the circulation pipe, and then is filtered again through the filter element for secondary filtration, thereby improving the filtering effect and facilitating long-term work.

Description

Multistage multi-medium filter

Technical Field

The utility model relates to the technical field of filters, in particular to a multistage multi-medium filter.

Background

The filter is a device which is made of various materials with filtering and intercepting functions and is used for filtering impurities in water, and the filter can intercept most of impurities in water and discharge cleaner water.

The Chinese patent with the bulletin number of CN215310758U discloses a layered multistage multi-medium filter, which relates to the technical field of filters, and comprises an outer cylinder, an inner cylinder, a water inlet pipe and an end cover, wherein a through hole is formed in the middle of the top of the outer cylinder, the water inlet pipe is fixedly arranged in the through hole, an opening is formed in the bottom of the outer cylinder, the inner cylinder is conveniently replaced and cleaned by threads at the opening, a second filter mechanism is arranged in the inner cylinder, diatomite and a first filter mechanism are arranged in the inner cylinder, water is initially filtered through the second filter mechanism, after the water is filtered through a one-way valve, the filtered water flows into the outer cylinder again through the diatomite and the first filter mechanism, and finally the filtered water is discharged from the bottom of the inner cylinder, and the first filter mechanism and the second filter mechanism are composed of filter felt, quartz sand, activated carbon and a porous ceramic plate, so that the filter effect of the device is greatly improved by adopting a multistage multi-medium filter mode.

In the practical use process of the multi-medium filter, the filtering mode of the water quality is single, and the filtering effect cannot be improved, so that the prior requirements are not met, and a multi-stage multi-medium filter is provided.

Disclosure of utility model

The utility model aims to provide a multi-stage multi-medium filter, which solves the problem that the filtering effect of the multi-medium filter provided in the background art cannot be improved due to single filtering mode of water quality in the actual use process.

In order to achieve the purpose, the technical scheme is that the multistage multi-medium filter comprises a main filter shell and two auxiliary filter shells, wherein the two auxiliary filter shells are respectively arranged on two sides of the main filter shell, a circulating pipe is arranged between the main filter shell and the auxiliary filter shells, a pneumatic pump is arranged at the rear end of the auxiliary filter shell, an air valve is arranged between the pneumatic pump and the auxiliary filter shells, and sewage which is not completely filtered can be compressed by the pneumatic pump to enter the circulating pipe under pressure, so that secondary filtration is performed, the filtering effect is improved, and long-term work is facilitated.

Preferably, the externally mounted of main filter casing has the access panel, the outlet pipe is installed to the below of main filter casing, be provided with the water guide passageway between outlet pipe and the auxiliary filter shell, dismantle work through the access panel, the clear water after the filtration flows into the outlet pipe through the water guide passageway, accomplishes multilayer filtration work.

Preferably, the filter core is installed to the internally mounted of main filter casing, the baffle is installed to the below of filter core, the both sides of baffle all are provided with the backward flow passageway, the backward flow passageway communicates with main filter casing and auxiliary filter shell respectively, and sewage flows in the backward flow passageway after filtering through the filter core, carries out multi-media filtration work through inside diatomaceous earth and the glass fiber cloth of auxiliary filter shell.

Preferably, a drawing box is mounted on one side of the outer portion of the auxiliary filter shell, the drawing box is in sealing connection with the auxiliary filter shell, a drain pipe is mounted in the drawing box, and the drain pipe is opened and closed so as to clean.

Preferably, diatomite is arranged in the auxiliary filter shell, glass fiber cloth is arranged below the diatomite, and the filtering effect of the device is greatly improved and the purity of water is increased by adopting a multi-stage multi-medium filtering mode.

Preferably, the feeding box is installed to the top of main filter casing, feeding box and circulating pipe sealing connection, just the inlet pipe is installed to the top of feeding box, just the water guide pipe is installed to the inside lower extreme of inlet pipe, the check valve is installed to the below of water guide pipe, through the filtration mode that adopts multistage many media, has improved the filter effect of device greatly.

Compared with the prior art, the utility model has the beneficial effects that:

When the multistage filter disclosed by the utility model works, sewage is led in through the feeding box, the sewage is led in the one-way valve through the feeding pipe, the sewage is filtered through the filter element in the main filter shell, the sewage flows into the backflow channel after being filtered through the filter element, the multi-medium filtering work is carried out through diatomite and glass fiber cloth in the auxiliary filter shell, the filtered clean water flows into the water outlet pipe through the water guide channel, the multi-layer filtering work is completed, and the sewage which is not completely filtered can be compressed by the pneumatic pump, so that the sewage is pressurized to enter the circulating pipe, and is subjected to secondary filtering through the filter element again, the filtering effect is improved, and the long-term work is facilitated.

Drawings

FIG. 1 is an isometric view of the front of the present utility model;

FIG. 2 is a bottom isometric view of the present utility model;

Fig. 3 is an internal structural view of the present utility model.

In the figure, 1, a main filter shell, 101, an access board, 102, a water outlet pipe, 103, a filter element, 104, a partition board, 2, an auxiliary filter shell, 201, a circulating pipe, 202, a drawing box, 203, a blow-down pipe, 204, a pneumatic pump, 205, an air valve, 206, diatomite, 207, a backflow channel, 208, glass fiber cloth, 209, a water guide channel, 3, a feeding box, 301, a feeding pipe, 302, a water guide pipe, 303 and a one-way valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order to solve the problem that the filtering mode for water quality is single and the filtering effect cannot be improved in the actual use process of the conventional multi-medium filter, referring to fig. 1-3, the present embodiment provides the following technical solutions:

The utility model provides a multistage multi-media filter, including main filter casing 1 and two assist filter housing 2, two assist filter housing 2 set up respectively in the both sides of main filter casing 1, install circulating pipe 201 between main filter casing 1 and the assist filter housing 2, and assist the rear end of filter housing 2 to install pneumatic pump 204, and install pneumatic valve 205 between pneumatic pump 204 and the assist filter housing 2, incompletely filterable sewage accessible pneumatic pump 204 compressed air for sewage receives pressure and gets into circulating pipe 201, thereby carries out secondary filtration through filter core 103 again, improves the filter effect, does benefit to long-term work.

In addition, an access panel 101 is installed outside the main filter housing 1, and a water outlet pipe 102 is installed below the main filter housing 1, and the disassembly work is performed by the access panel 101.

In addition, a water guide channel 209 is arranged between the water outlet pipe 102 and the auxiliary filter housing 2, and filtered clean water flows into the water outlet pipe 102 through the water guide channel 209, so as to complete the multi-layer filtering work.

In addition, the filter element 103 is installed in the main filter housing 1, the partition plate 104 is installed below the filter element 103, the two sides of the partition plate 104 are respectively provided with a backflow channel 207, the backflow channels 207 are respectively communicated with the main filter housing 1 and the auxiliary filter housing 2, sewage flows into the backflow channels 207 after being filtered by the filter element 103, and multi-medium filtering work is performed by diatomite 206 and glass fiber cloth 208 in the auxiliary filter housing 2.

Specifically, the sewage flows into the backflow channel 207 after being filtered by the filter element 103, the diatomite 206 and the glass fiber cloth 208 in the auxiliary filter shell 2 are used for multi-medium filtering, the filtered clean water flows into the water outlet pipe 102 through the water guide channel 209, the multi-layer filtering is completed, the sewage which is not completely filtered can be compressed by the pneumatic pump 204, the sewage is pressurized to enter the circulating pipe 201, and the sewage is subjected to secondary filtering by the filter element 103 again, so that the filtering effect is improved, and the long-term working is facilitated.

In order to solve the problem that the sewage is inconvenient to guide in the actual use process of the conventional multi-medium filter, referring to fig. 1-3, the present embodiment provides the following technical solutions:

In addition, the pull box 202 is installed at one side of the outer part of the auxiliary filter housing 2, unfiltered wastewater is stored through the pull box 202, concentrated storage is achieved, subsequent treatment is facilitated, the pull box 202 is in sealing connection with the auxiliary filter housing 2, a drain pipe 203 is installed in the pull box 202, and the drain pipe 203 is opened and closed, so that cleaning work can be conducted.

In addition, the inside of assisting filter housing 2 is provided with diatomaceous earth 206, and the below of diatomaceous earth 206 is provided with glass fiber cloth 208, through the filtration mode that adopts multistage many media, has improved the filter effect of device greatly, has increased the purity degree of water.

In addition, the feeding box 3 is installed above the main filter housing 1, the feeding box 3 is in sealing connection with the circulation pipe 201, the feeding pipe 301 is installed above the feeding box 3, the water guide pipe 302 is installed at the inner lower end of the feeding pipe 301, the one-way valve 303 is installed below the water guide pipe 302, and when the multistage filter works, sewage is led in through the feeding box 3, the feeding pipe 301 leads the sewage into the one-way valve 303, and the sewage is filtered through the filter element 103 inside the main filter housing 1.

Specifically, when the multistage filter works, sewage is led in through the feeding box 3, the sewage is led in the one-way valve 303 through the feeding pipe 301, the sewage is filtered through the filter element 103 inside the main filter shell 1, the drain pipe 203 is arranged in the pull box 202, and the cleaning work is performed through the switch drain pipe 203, so that the filtering effect of the device is greatly improved and the purity of water is increased by adopting a multistage multi-medium filtering mode.

When the multistage filter works, sewage is led in through the feeding box 3, the sewage is led in the one-way valve 303 through the feeding pipe 301, the sewage is filtered through the filter element 103 in the main filter shell 1, the sewage flows into the backflow channel 207 after being filtered through the filter element 103, multi-medium filtering work is carried out through the diatomite 206 and the glass fiber cloth 208 in the auxiliary filter shell 2, the filtered clean water flows into the water outlet pipe 102 through the water guide channel 209 to complete the multi-layer filtering work, the sewage which is not completely filtered can be compressed by the pneumatic pump 204, so that the sewage is pressurized to enter the circulating pipe 201, and then is secondarily filtered through the filter element 103, the filtering effect is improved, the long-term work is facilitated, the sewage drain pipe 203 is arranged in the drawing box 202, and the cleaning work is carried out through switching the sewage drain pipe 203.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present utility model.

Claims (6)

1. A multi-stage multi-media filter, comprising a main filter housing (1) and two auxiliary filter housings (2), characterized in that the two auxiliary filter housings (2) are respectively arranged on both sides of the main filter housing (1), a circulation pipe (201) is installed between the main filter housing (1) and the auxiliary filter housing (2), and an air pressure pump (204) is installed at the rear end of the auxiliary filter housing (2), and an air valve (205) is installed between the air pressure pump (204) and the auxiliary filter housing (2). 2. A multi-stage multi-media filter according to claim 1, characterized in that: a filter element (103) is installed inside the main filter housing (1), a partition (104) is installed below the filter element (103), and reflux channels (207) are provided on both sides of the partition (104), and the reflux channels (207) are respectively connected to the main filter housing (1) and the auxiliary filter housing (2). 3. A multi-stage multi-media filter according to claim 1, characterized in that a pull-out box (202) is installed on one side of the outside of the auxiliary filter housing (2), and the pull-out box (202) is sealed and connected to the auxiliary filter housing (2). 4. A multi-stage multi-media filter according to claim 1, characterized in that diatomaceous earth (206) is arranged inside the auxiliary filter housing (2), and glass fiber cloth (208) is arranged below the diatomaceous earth (206). 5. A multi-stage multi-media filter according to claim 1, characterized in that a feed box (3) is installed above the main filter housing (1), and the feed box (3) is sealedly connected to the circulation pipe (201). 6. A multi-stage multi-media filter according to claim 5, characterized in that: a feed pipe (301) is installed above the feed box (3), and a water guide pipe (302) is installed at the lower end of the inner part of the feed pipe (301), and a one-way valve (303) is installed below the water guide pipe (302).