CN115770432A

CN115770432A - Multi-stage filter

Info

Publication number: CN115770432A
Application number: CN202211636290.XA
Authority: CN
Inventors: 王阳; 于传鹏; 王卓; 张蕾; 陶美彤; 张黎; 王彧; 李方玉
Original assignee: Liaoning Beifang Environmental Protection Co ltd
Current assignee: Liaoning Beifang Environmental Protection Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-03-10

Abstract

The invention relates to the technical field of sewage treatment, in particular to a multistage filter, which comprises a first filtering component and a second filtering component, wherein a first communicating pipe is fixedly arranged at the upper ends of the first filtering component and the second filtering component, a water inlet pipe is fixedly arranged at the middle position of the first communicating pipe, first valves are fixedly arranged at two ends of the first communicating pipe, a second communicating pipe is fixedly arranged at the lower ends of the first filtering component and the second filtering component, a discharge pipe is fixedly arranged at the middle position of the second communicating pipe, and second valves are fixedly arranged at two ends of the second communicating pipe.

Description

Multi-stage filter

Technical Field

The invention relates to a multistage filter, and belongs to the technical field of sewage treatment.

Background

In order to improve the filtering effect on sewage in sewage treatment, a multistage filter is sometimes used, in which different media are filled to perform filtering adsorption, thereby improving the filtering effect on sewage.

As disclosed in publication No.: CN202315460U, a multistage filter belongs to the technical field of water treatment, and its structure is by: the device comprises a main tank body, a water inlet, a water outlet, a backwashing inlet, a backwashing water outlet, a butterfly valve, an endoscope, a manhole, pipe fittings, a discharge opening, an aeration opening, a stainless steel wedge-shaped filter layer, a quartz sand filter layer, an activated carbon filter layer and the like, wherein the outside of the main tank body is tightly fixed with a surrounding pipe fitting through a flange bolt; the invention has the advantages of reasonable structure, large space, no leakage of materials, no pollution to the inside and outside, convenient use, easy maintenance, large filtering area and the like, but when in use, the filtering materials need to be cleaned or replaced after more impurities are filtered, when in cleaning or replacement, the machine needs to be stopped, and when in operation, all the filtering materials need to be taken out, and when in use, different filtering materials have different service lives and different replacement time, and are inconvenient to replace and use.

The invention is provided in view of the above, and when the filter material is used and cleaned or replaced, the filter material is not required to be stopped, and different filter materials can be replaced independently, so that the operation is convenient.

Disclosure of Invention

The present invention has been made to solve the above problems, and an object of the present invention is to provide a multistage filter which facilitates maintenance without shutdown by switching between a first filter unit and a second filter unit when in use, and facilitates individual replacement and operation when replacing a filter pack.

The multistage filter comprises a first filtering assembly and a second filtering assembly, wherein a first communicating pipe is fixedly installed at the upper ends of the first filtering assembly and the second filtering assembly, a water inlet pipe is fixedly installed at the middle position of the first communicating pipe, first valves are fixedly installed at the two ends of the first communicating pipe, a second communicating pipe is fixedly installed at the lower ends of the first filtering assembly and the second filtering assembly, a discharge pipe is fixedly installed at the middle position of the second communicating pipe, second valves are fixedly installed at the two ends of the second communicating pipe, the first communicating pipe and the second communicating pipe are both of a U-shaped structure, a support frame is fixedly installed at the lower ends of the first filtering assembly and the second filtering assembly, when the multistage filter is used, the multistage filter is placed at a proper position through the support frame, the water inlet pipe is connected with an external water supply pipeline, sewage enters the first filtering assembly and the second filtering assembly through the water inlet pipe and the first communicating pipe, the sewage is filtered by the first filtering assembly and the second filtering assembly, the sewage is conveniently discharged into the second filtering assembly through the second filtering assembly, and is conveniently maintained through the second filtering assembly and the second filtering assembly without stopping the operation, and the maintenance, the sewage is conveniently discharged into the second filtering assembly, and the sewage is conveniently maintained through the second filtering assembly, and the sewage is conveniently discharged into the second filtering assembly, and the sewage is conveniently.

Further, the first filtering component and the second filtering component all comprise a tank body, a sealing plate is connected to one side of the tank body in an evenly vertical mode, a filtering bag is placed on the inner side of the sealing plate and located in the tank body, a notch of a V-shaped structure is formed in one side of the tank body, the sealing plate is connected to the inside of the notch, a screen plate is fixedly mounted on the lower side of the notch, a connecting lug is fixedly mounted on the two sides of the notch, the sealing plate is fixedly mounted on the connecting lug and is of an arc-shaped structure, fixing lugs are fixedly mounted at the two ends of the sealing plate, a bolt is inserted into the fixing lugs, the fixing lugs are fixedly connected with the connecting lugs through the bolt, a sealing strip is fixedly mounted at the upper end and the lower end of the sealing plate, a placing plate is fixedly mounted at the lower end of the inner side of the sealing plate, the filtering bag is placed on the placing plate, when the filtering bag is placed, the fixing lugs are fixedly mounted with the upper end and the lower end of the notch, the sealing plate is tightly pressed with the sealing plate, the sealing plate is conveniently replaced by replacing the sealing plate, and the sealing plate is conveniently replaced by replacing the sealing plate and replacing the sealing plate.

The invention has the technical effects and advantages that: when using, through the switching that adopts first filtering component and second filtering component, be convenient for maintain and clean the change without shutting down to place the filtration package through seting up the breach and adopting the closing plate, be convenient for change alone the filtration package of needs, need not to carry out whole and tear open, convenient operation, convenient to use, convenient change alone.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a first filter assembly according to the present invention;

FIG. 3 is a schematic structural view of a can body according to the present invention;

FIG. 4 is a schematic view of the sealing plate according to the present invention;

in the figure: 1. a first filter assembly; 2. a second filter assembly; 3. a first communication pipe; 4. a water inlet pipe; 5. a first valve; 6. a second communicating pipe; 7. a discharge pipe; 8. a second valve; 9. a support frame; 10. a tank body; 11. sealing plates; 12. filtering the packet; 13. a notch; 14. a screen plate; 15. connecting lugs; 16. fixing the lug; 17. a bolt; 18. a sealing strip; 19. placing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-4, a multi-stage filter includes a first filter assembly 1 and a second filter assembly 2, a first communicating pipe 3 is fixedly installed at the upper ends of the first filter assembly 1 and the second filter assembly 2, a water inlet pipe 4 is fixedly installed at the middle position of the first communicating pipe 3, first valves 5 are fixedly installed at both ends of the first communicating pipe 3, a second communicating pipe 6 is fixedly installed at the lower ends of the first filter assembly 1 and the second filter assembly 2, a discharge pipe 7 is fixedly installed at the middle position of the second communicating pipe 6, second valves 8 are fixedly installed at both ends of the second communicating pipe 6, the first communicating pipe 3 and the second communicating pipe 6 are both U-shaped structures, and support frames 9 are fixedly installed at the lower ends of the first filter assembly 1 and the second filter assembly 2, when using, through support frame 9, place in suitable position, and be connected inlet tube 4 with outside water supply pipe, make sewage enter into the inside of first filtering component 1 and second filtering component 2 through inlet tube 4 and first connecting pipe 3, and after the multistage filtration treatment through first filtering component 1 and second filtering component 2, discharge the inside of discharge pipe 7 through second connecting pipe 6, and discharge through discharge pipe 7, and when needs are maintained, through first valve 5 and second valve 8, be convenient for switch sewage and only pass through first filtering component 1, second filtering component 2 or pass through first filtering component 1 and second filtering component 2 simultaneously, and then be convenient for when maintaining and cleaning, do not shut down the operation, facilitate the use.

As a technical optimization scheme of the present invention, the first filtering component 1 and the second filtering component 2 both include a tank body 10, a sealing plate 11 is vertically and uniformly clamped on one side of the tank body 10, a filtering bag 12 is placed on the inner side of the sealing plate 11, the filtering bag 12 is located inside the tank body 10, a notch 13 having a V-shaped structure is formed in one side of the tank body 10, the sealing plate 11 is clamped inside the notch 13, a mesh plate 14 is fixedly and uniformly installed inside the tank body 10 on the lower side of the notch 13, connecting lugs 15 are fixedly and respectively installed on the outer side of the tank body 10 on both sides of the notch 13, the sealing plate 11 is fixedly installed on the connecting lugs 15, the sealing plate 11 is of an arc structure, fixing lugs 16 are fixedly installed on both ends of the sealing plate 11, bolts 17 are inserted into the fixing lugs 16, the fixing lugs 16 are fixedly connected with the connecting lugs 15 through the bolts 17, sealing strips 18 are fixedly installed on both the upper end and the lower end of the sealing plate 11, the sealing strip 18 is tightly pressed against the upper end and the lower end of the notch 13, a placing plate 19 is fixedly installed on the lower end of the inner side of the sealing plate 11, the filtering bag 12 is placed on the placing plate 19, the filtering bag 12, the sealing plate is convenient for replacing, the filtering bag 12, the filtering bag is convenient for replacing operation, the filtering bag 11, the filtering bag is convenient for replacing operation of the filtering bag 11, and the filtering bag, and convenient for replacing operation of the filtering bag 12, and convenient for replacing operation of the filtering bag 11, and convenient for replacing operation of the filtering bag.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A multi-stage filter, characterized by: including first filtering component (1) and second filtering component (2), just first filtering component (1) with the upper end fixed mounting of second filtering component (2) has first communicating pipe (3), the intermediate position fixed mounting of first communicating pipe (3) has inlet tube (4), just the equal fixed mounting in both ends of first communicating pipe (3) has first valve (5), first filtering component (1) with the lower extreme fixed mounting of second filtering component (2) has second communicating pipe (6), just the intermediate position fixed mounting of second communicating pipe (6) has discharge pipe (7), the equal fixed mounting in both ends of second communicating pipe (6) has second valve (8).

2. A multi-stage filter according to claim 1 wherein: the first communicating pipe (3) and the second communicating pipe (6) are of U-shaped structures, and support frames (9) are fixedly mounted at the lower ends of the first filtering assembly (1) and the second filtering assembly (2) respectively.

3. A multi-stage filter according to claim 1 wherein: first filtering component (1) with second filtering component (2) all include a jar body (10), just the even vertical joint in one side of the jar body (10) has closing plate (11), filtering package (12) have been placed to the inboard of closing plate (11), just filtering package (12) are located the inside of the jar body (10).

4. A multi-stage filter according to claim 3 wherein: a notch (13) of a V-shaped structure is formed in one side of the tank body (10), and the sealing plate (11) is clamped inside the notch (13).

5. A multi-stage filter according to claim 4 wherein: the inside of the tank body (10) is located the even fixed mounting of downside of breach (13) has otter board (14), just the outside of the tank body (10) is located the equal fixed mounting in both sides of breach (13) has engaging lug (15), closing plate (11) fixed mounting be in on engaging lug (15).

6. A multi-stage filter according to claim 5 wherein: the sealing plate (11) is of an arc-shaped structure, fixing lugs (16) are fixedly mounted at two ends of the sealing plate (11), bolts (17) are inserted into the fixing lugs (16), and the fixing lugs (16) are fixedly connected with the connecting lugs (15) through the bolts (17).

7. A multi-stage filter according to claim 5 wherein: the upper end and the lower end of the sealing plate (11) are fixedly provided with sealing strips (18), and the sealing strips (18) are tightly pressed with the upper end and the lower end of the notch (13).

8. A multi-stage filter according to claim 3, wherein: the lower end of the inner side of the sealing plate (11) is fixedly provided with a placing plate (19), and the filter bag (12) is placed on the placing plate (19).