CN217139534U

CN217139534U - Back flush type sewer line filter

Info

Publication number: CN217139534U
Application number: CN202220525226.3U
Authority: CN
Inventors: 张芦岩; 王延安
Original assignee: Jiangsu Guosheng Huaqing Environment Technology Co ltd
Current assignee: Jiangsu Guosheng Huaqing Environment Technology Co ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-08-09
Anticipated expiration: 2032-03-11

Abstract

The utility model relates to a back-flushing type sewage pipeline filter, which comprises an upper component, a lower component and a filtering cone barrel, wherein the upper component and the lower component are connected by bolts to form an integral sewage pipeline filter, and the filtering cone barrel is arranged inside the sewage pipeline filter; the upper portion subassembly including taking over I, pipeline flange I and flange lid, take over I middle part welding flange lid, take over I top welding pipeline flange I, take over I lower part installation check valve, evenly distributed has small through-hole I on the take over I of check valve upper portion to flange lid lower part, be provided with below the flange lid and filter awl bucket connecting block, filter the awl bucket and pass through the cone bucket connecting block and fix on the upper portion subassembly, the lower part subassembly is fixed on the flange lid. The beneficial effects of the utility model are that: the flow area is increased, the water flow speed is reduced, and the filtering cone barrel can block sundries outside and can not be easily blocked. And the manual cleaning times are reduced. Quick self-contained and easy to disassemble.

Description

Back flush type sewer line filter

Technical Field

The utility model relates to a back flush type sewer line filter belongs to pipeline filter technical field.

Background

In the sewage treatment process, before entering an ultrafiltration membrane system, the sewage does not pass through a sedimentation tank or the volume of the sedimentation tank is too small to achieve the effect, so that the content of impurities such as viscous flocs and the like in the sewage entering the ultrafiltration membrane is high, the particle size is large, a water inlet pump of the ultrafiltration membrane is frequently blocked, and in practical application, the water inlet pump is frequently cleaned manually, so that the labor intensity of workers is increased, and the service life of the water inlet pump is shortened.

The existing pipeline filter only contains a layer of filter screen, so that the pressure is not enough during back flushing, the flushing effect is very poor, and basically sundries on the surface of the filter screen need to be cleaned manually.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a back flush type sewer line filter, which is arranged on a vertical pipe section and used for removing sundries in sewage so as to protect subsequent sewage treatment equipment.

The utility model discloses a realize through following technical scheme: a back flush type sewer line filter which characterized in that: the sewage pipeline filter comprises an upper component, a lower component and a filtering cone barrel, wherein the upper component and the lower component are connected through bolts to form an integral sewage pipeline filter, and the filtering cone barrel is placed inside the sewage pipeline filter;

the upper portion subassembly including taking over I, pipeline flange I and flange lid, take over I middle part welding flange lid, take over I top welding pipeline flange I, take over I lower part installation check valve, evenly distributed has small through-hole I on the take over I of check valve upper portion to flange lid lower part, be provided with below the flange lid and filter awl bucket connecting block, filter the awl bucket and pass through the cone bucket connecting block and fix on the upper portion subassembly, the lower part subassembly is fixed on the flange lid.

The lower component comprises a connecting flange, a cylinder body, a reducer pipe, a connecting pipe II and a pipeline flange II.

The filtering cone barrel is a stainless steel thin-wall overflowing barrel, and tiny through holes II are uniformly distributed on the filtering cone barrel.

The filtering cone barrel is detachably connected with the upper component, and the filtering cone barrel and the connecting block of the filtering cone barrel are connected and fixed on the upper component through threads.

The beneficial effects of the utility model are that: the small through holes are uniformly distributed in the barrel body of the filtering cone barrel, sewage enters the pipeline through the small through holes, the flow area is increased, the water flow speed is reduced, and the filtering cone barrel can not be easily blocked when sundries are blocked outside. The small through-hole of check valve upper portion to blind flange lower part, when the pipeline back flush, the check valve is the self-closing state, and the sparge water flows out through the small through-hole of evenly distributed on the takeover 1 and becomes the efflux state, and the reuse is used for filtering the awl bucket to with filtering the outside debris of awl bucket and rinse cleanly, there is not remaining basically, reduce artifical clearance number of times. The sewage pipeline filter and the pipeline are connected by flanges, and can be quickly assembled and disassembled easily. The filtering cone barrel is placed inside the sewage pipeline filter and detachably connected with the upper assembly, so that the filtering cone barrel is convenient to disassemble, assemble and replace. The filtering cone barrel adopts a stainless steel thin-wall overflowing barrel, so that the strength is high, the processing is easy, and impurities on the surface are easy to remove.

Drawings

The invention will be further explained below with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the upper assembly of the present invention;

FIG. 3 is a schematic view of the lower assembly of the present invention;

fig. 4 is a schematic structural view of the filtering cone barrel of the present invention.

In the figure: 1. an upper assembly; 2. a lower assembly; 3. a filtering cone barrel; 1-1, a pipeline flange I; 1-2, connecting pipe I; 1-3, a flange cover; 1-4, a filtering cone barrel connecting block; 1-5, a one-way valve; 1-6, tiny through holes I; 2-1, connecting a flange; 2-2, a cylinder body; 2-3, reducing the pipe; 2-4, connecting pipe II; 2-5, a pipeline flange II; 3-1 and a micro through hole II.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A backwash type sewer line filter as shown in fig. 1, characterized in that: the sewage pipeline filter comprises an upper component 1, a lower component 2 and a filtering cone barrel 3, wherein the upper component 1 and the lower component 2 are connected through bolts to form an integral sewage pipeline filter, and the filtering cone barrel 3 is placed inside the sewage pipeline filter;

the upper component 1 comprises a connecting pipe I1-2, a pipeline flange I1-1 and a flange cover 1-3, the flange cover 1-3 is welded in the middle of the connecting pipe I1-2, the pipeline flange I1-1 is welded at the top end of the connecting pipe I1-2, a one-way valve 1-5 is installed at the lower portion of the connecting pipe I1-2, micro through holes I1-6 are uniformly distributed on the connecting pipe I1-2 from the upper portion of the one-way valve 1-5 to the lower portion of the flange cover 1-3, a filtering cone barrel connecting block 1-4 is arranged below the flange cover 1-3, the filtering cone barrel 3 is fixed on the upper component 1 through the filtering cone barrel connecting block 1-4, and the lower component 2 is fixed on the flange cover 1-3.

The lower component 2 comprises a connecting flange 2-1, a cylinder 2-2, a reducer pipe 2-3, a connecting pipe II 2-4 and a pipeline flange II 2-5.

The barrel of the filtering cone barrel 3 is a stainless steel thin-wall overflowing barrel, and tiny through holes II 3-1 are uniformly distributed on the barrel of the filtering cone barrel 3. Sewage enters the pipeline through the small through hole II 3-1, the flow area is increased, the water flow speed is reduced, and impurities are blocked by the filtering cone barrel 3 and cannot be easily blocked.

The filtering cone barrel 3 is detachably connected with the upper component 1, and the filtering cone barrel 3 and the filtering cone barrel connecting block 1-4 are fixed on the upper component 1 in a threaded connection mode.

When the pipeline is backwashed, the one-way valve 1-5 is in an automatic closing state, and the flushing water flows out through the small through holes I1-6 uniformly distributed on the connecting pipe I1-2 to be changed into a jet flow state and then is used for the filtering cone barrel 3, so that sundries outside the filtering cone barrel 3 are flushed clean, basically no residue is left, and the manual cleaning frequency is reduced. The sewage pipeline filter and the pipeline are connected by flanges, and can be quickly assembled and disassembled easily. The filtering cone barrel 3 is placed inside the sewage pipeline filter and detachably connected with the upper component 1, so that the filtering cone barrel is convenient to disassemble, assemble and replace. The filtering cone barrel 3 adopts a stainless steel thin-wall overflowing barrel, so that the strength is high, the processing is easy, and impurities on the surface are easy to remove.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A back flush type sewer line filter which characterized in that: the sewage pipeline filter comprises an upper component (1), a lower component (2) and a filtering cone barrel (3), wherein the upper component (1) and the lower component (2) are connected through bolts to form an integral sewage pipeline filter, and the filtering cone barrel (3) is placed inside the sewage pipeline filter;

the upper component (1) comprises a connecting pipe I (1-2), the pipeline flange I (1-1) and the flange cover (1-3), the flange cover (1-3) is welded in the middle of the connecting pipe I (1-2), the pipeline flange I (1-1) is welded at the top end of the connecting pipe I (1-2), a one-way valve (1-5) is installed on the lower portion of the connecting pipe I (1-2), micro through holes I (1-6) are uniformly distributed in the connecting pipe I (1-2) from the upper portion of the one-way valve (1-5) to the lower portion of the flange cover (1-3), a filtering cone barrel connecting block (1-4) is arranged below the flange cover (1-3), the filtering cone barrel (3) is fixed on the upper assembly (1) through the filtering cone barrel connecting block (1-4), and the lower assembly (2) is fixed on the flange cover (1-3).

2. The backwash-type sewer filter of claim 1, further comprising: the lower component (2) comprises a connecting flange (2-1), a cylinder body (2-2), a reducer pipe (2-3), a connecting pipe II (2-4) and a pipeline flange II (2-5).

3. The backwash-type sewer filter of claim 1, further comprising: the filtering cone barrel (3) is a stainless steel thin-wall overflowing barrel, and tiny through holes II (3-1) are uniformly distributed on the filtering cone barrel (3).

4. The backwash-type sewer filter of claim 1, further comprising: the filtering cone barrel (3) is detachably connected with the upper component (1), and the filtering cone barrel (3) is connected with the filtering cone barrel connecting block (1-4) in a threaded manner and fixed on the upper component (1).