CN212687680U

CN212687680U - Combined sewage treatment mechanism based on biological rotating disc and artificial wetland

Info

Publication number: CN212687680U
Application number: CN202021422476.1U
Authority: CN
Inventors: 郑俊杰; 吴长阳
Original assignee: Kelan'er Environmental Protection Technology Suzhou Co ltd
Current assignee: Kelan'er Environmental Protection Technology Suzhou Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-03-12
Anticipated expiration: 2030-07-17

Abstract

The utility model relates to a combined sewage treatment mechanism based on a biological rotating disc and an artificial wetland, which comprises a biological rotating disc, an artificial wetland and a drainage pipeline; the biological rotating disc comprises a water inlet and a water outlet; the artificial wetland comprises a filtering filler layer, a filter cloth screen layer, a vegetation filler layer and vegetation planted in the vegetation filler layer, which are arranged from bottom to top in sequence; the drainage pipeline comprises a water inlet pipeline assembly and a water outlet pipeline assembly which are arranged at two ends of the artificial wetland; the water inlet pipeline assembly is arranged on one side of the biological rotating disc, is communicated with the water outlet and extends into the filtering filler layer; the water outlet pipeline component is arranged on one side far away from the biological rotating disk and extends outwards from the inner side of the filtering filler layer; the utility model discloses make up biological rotating disc and constructed wetland, make waste water reentrant constructed wetland after biological rotating disc handles, utilize the degradation of microorganism, the adsorption of filtering the packing layer and the absorption of vegetation, guarantee that waste water treatment is stable up to standard.

Description

Combined sewage treatment mechanism based on biological rotating disc and artificial wetland

Technical Field

The utility model relates to a sewage treatment technical field, in particular to combination formula sewage treatment mechanism based on biological rotating disc and constructed wetland.

Background

The micro-power biological rotating disc belongs to sewage treatment equipment adopting a biomembrane method, can save energy compared with the prior art, can obtain higher purification effect within shorter contact time, and is widely applied to the treatment of various domestic sewage and industrial sewage at present; but at present any environmental protection equipment can't guarantee to go out water by one hundred percent when handling waste water and stable and up to standard, consequently appear the treatment regime that combines together environmental protection equipment and constructed wetland system, promptly the utility model discloses a combination formula sewage treatment mechanism based on biological rotating disc and constructed wetland for solve the problem that exists among the prior art, through the retrieval, not discover with the utility model discloses the same or similar technical scheme.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is: provides a combined sewage treatment mechanism based on a biological rotating disc and an artificial wetland, and aims to solve the problems of relatively poor purification effect and relatively poor effluent stability in the sewage treatment process in the prior art.

The technical scheme of the utility model is that: a combined sewage treatment mechanism based on a biological rotating disc and an artificial wetland comprises the biological rotating disc, the artificial wetland and a drainage pipeline; the biological rotating disc comprises a water inlet and a water outlet; the artificial wetland comprises a filtering filler layer, a filter cloth screen layer, a vegetation filler layer and vegetation planted in the vegetation filler layer, which are arranged from bottom to top in sequence; the drainage pipeline comprises a water inlet pipeline assembly and a water outlet pipeline assembly which are arranged at two ends of the artificial wetland; the water inlet pipeline assembly is arranged on one side of the biological rotating disc, is communicated with the water outlet and extends into the filtering filler layer; the water outlet pipeline component is arranged on one side far away from the biological rotating disk and extends outwards from the inner side of the filtering filler layer.

Preferably, the water inlet pipeline assembly comprises a water inlet main pipe and a first drainage pipe connected with the water inlet main pipe; the water inlet main pipe is connected with the water outlet and extends into the filtering filler layer; the first drainage tube is arranged at the upper end of one side of the filter packing layer along the horizontal direction, the two sides of the first drainage tube are closed, and a plurality of first through holes which are arranged in a staggered 90-degree mode are uniformly distributed in the side wall of the first drainage tube.

Preferably, the water outlet pipeline component comprises a second drainage tube, a water outlet main pipe, a filtering pipe, a collecting tank arranged at the tail end of the filtering pipe and a terminal drainage pipe connected with the collecting tank, which are connected in sequence; the second drainage pipe is arranged in the filtering filler layer along the horizontal direction, two sides of the second drainage pipe are closed, and a plurality of second through holes are uniformly distributed in the side wall of the second drainage pipe; the water outlet main pipe is communicated with the second drainage pipe and extends to the outer side of the artificial wetland; the filter tube is connected with one end, far away from the second drainage tube, of the water outlet main pipe, the inner diameter of the filter tube is larger than that of the filter tube, and a filler plate is arranged inside the filter tube.

Preferably, the outer sides of the first drainage tube and the second drainage tube are both provided with isolation nets, and the isolation nets are embedded in the filtering filler layer.

Compared with the prior art, the utility model has the advantages that:

the utility model combines the biological rotating disc and the artificial wetland, so that the wastewater enters the artificial wetland after being treated by the biological rotating disc, and the wastewater treatment is ensured to be stable after reaching the standard by utilizing the degradation of microorganisms, the adsorption of the filtering packing layer and the absorption of vegetation; meanwhile, the environment can be beautified, and a small ecological system is formed.

Drawings

The invention will be further described with reference to the following drawings and examples:

fig. 1 is a front view of a combined sewage treatment mechanism based on a biological rotating disc and an artificial wetland according to the utility model;

fig. 2 is a top view of the combined sewage treatment mechanism based on the biological rotating disc and the artificial wetland of the utility model;

fig. 3 is a front enlarged view of the water outlet pipe assembly of the present invention;

fig. 4 is an enlarged top view of the outlet conduit assembly of the present invention;

fig. 5 is a schematic structural view of the water outlet pipeline assembly of the present invention.

Wherein: 1. biological rotating disc, 2, water inlet, 3, water outlet, 4, constructed wetland, 5, filtering packing layer, 6, filter cloth separation net layer, 7, vegetation packing layer, 8, vegetation, 9, drainage pipeline, 10, water inlet pipeline component, 11, water outlet pipeline component, 12, water inlet main pipe, 13, first drainage pipe, 14, second drainage pipe, 15, water outlet main pipe, 16, filtering pipe, 17, water collecting tank, 18, terminal drainage pipe, 19, packing plate, 20 and separation net.

Detailed Description

The following detailed description is made in conjunction with specific embodiments of the present invention:

as shown in fig. 1 and 2, the combined sewage treatment mechanism based on the biological rotating disk and the artificial wetland comprises a biological rotating disk 1, an artificial wetland 4 and a drainage pipeline 9.

The biological rotating disc 1 belongs to a sewage treatment device by a biological membrane method, and belongs to the prior art, so the structure of the biological rotating disc will not be described in detail in the embodiment, and the biological rotating disc comprises a water inlet 2 and a water outlet 3.

The artificial wetland 4 comprises a filtering filler layer 5, a filter cloth screen layer 6, a vegetation filler layer 7 and vegetation 8 planted in the vegetation filler layer 7 which are arranged from bottom to top in sequence; wherein the filtering filler layer 5 is made of gravels with large particle size, and the filter cloth screen layer 6 is used for separating the filtering filler layer 5 and the vegetation filler layer 7; the vegetation 8 generally selects the aquatic plants such as the religious flowers, the reeds, the canna, the calamus and the like, provides energy and a carrier for the purification process by utilizing the photosynthesis of the vegetation, conveys oxygen to a matrix around the vegetation through a root system, secretes various organic matters for the growth of microorganisms from the root system, can enrich pollutants, has attractive appearance and appreciation, and can realize the economic value of the plants when the plants are harvested.

The drainage pipeline 9 comprises a water inlet pipeline assembly 10 and a water outlet pipeline assembly 11 which are arranged at two ends of the artificial wetland 4 and used for discharging the wastewater treated in the biological rotating disk 1 to the artificial wetland 4 and finally discharging the purified water of the artificial wetland 4.

The water inlet pipeline assembly 10 is arranged on one side of the biological rotating disk 1, is communicated with the water outlet 3, extends into the filtering and packing layer 5, and comprises a water inlet main pipe 12 and a first drainage pipe 13 connected with the water inlet main pipe 12; the water inlet main pipe 12 is connected with the water outlet 3 and extends into the filtering filler layer 5; the first drainage tubes 13 are horizontally arranged at the upper end of one side of the filter packing layer 5, the two sides of the first drainage tubes are closed, and a plurality of first through holes which are arranged in a staggered 90-degree manner are uniformly distributed on the side wall of the first drainage tubes.

As shown in fig. 3 and 4, the water outlet pipeline assembly 11 is arranged on the side far away from the biological rotating disk 1 and extends outwards from the inner side of the filtering filler layer 5; as shown in fig. 5, the water outlet pipeline assembly 11 includes a second drainage tube 14, a water outlet main pipe 15, a filtering pipe 16, a collecting tank 17 disposed at the end of the filtering pipe 16, and a terminal drainage pipe 18 connected to the collecting tank 17, which are connected in sequence; the second drainage tubes 14 are arranged in the filter packing layer 5 along the horizontal direction, the two sides of the second drainage tubes are closed, and a plurality of second through holes are uniformly distributed on the side walls of the second drainage tubes; the water outlet main pipe 15 is communicated with the second drainage pipe 14 and extends to the outer side of the artificial wetland 4; the filtering pipe 16 is connected with one end of the water outlet main pipe 15 far away from the second drainage pipe 14, the inner diameter of the filtering pipe is larger than that of the filtering pipe 16, and a packing plate 19 is arranged in the filtering pipe, so that finally discharged liquid can be finally purified and filtered.

As a further optimization of this embodiment, in order to avoid blocking part of the first through holes and the second through holes by the large-diameter gravels in the filtration packing layer 5, the isolation nets 20 are respectively disposed outside the first draft tube 13 and the second draft tube 14, the isolation nets 20 are embedded in the filtration packing layer 5, and the pore diameter is smaller than the average external dimension of the large-diameter gravels.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. 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, and therefore, the present invention is considered to be exemplary and not restrictive in any way, since the scope of the present invention is defined 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, and therefore any reference signs in the claims are not intended to be construed as limiting the claims concerned.

Claims

1. The utility model provides a combination formula sewage treatment mechanism based on biological rotating disc and constructed wetland which characterized in that: comprises a biological rotating disc, an artificial wetland and a drainage pipeline; the biological rotating disc comprises a water inlet and a water outlet; the artificial wetland comprises a filtering filler layer, a filter cloth screen layer, a vegetation filler layer and vegetation planted in the vegetation filler layer, which are arranged from bottom to top in sequence; the drainage pipeline comprises a water inlet pipeline assembly and a water outlet pipeline assembly which are arranged at two ends of the artificial wetland; the water inlet pipeline assembly is arranged on one side of the biological rotating disc, is communicated with the water outlet and extends into the filtering filler layer; the water outlet pipeline component is arranged on one side far away from the biological rotating disk and extends outwards from the inner side of the filtering filler layer.

2. The combined sewage treatment mechanism based on the biological rotating disc and the artificial wetland according to claim 1, characterized in that: the water inlet pipeline assembly comprises a water inlet main pipe and a first drainage pipe connected with the water inlet main pipe; the water inlet main pipe is connected with the water outlet and extends into the filtering filler layer; the first drainage tube is arranged at the upper end of one side of the filter packing layer along the horizontal direction, the two sides of the first drainage tube are closed, and a plurality of first through holes which are arranged in a staggered 90-degree mode are uniformly distributed in the side wall of the first drainage tube.

3. The combined sewage treatment mechanism based on the biological rotating disc and the artificial wetland as recited in claim 2, characterized in that: the water outlet pipeline component comprises a second drainage tube, a water outlet main pipe, a filtering pipe, a collecting tank arranged at the tail end of the filtering pipe and a terminal drainage pipe connected with the collecting tank, which are connected in sequence; the second drainage pipe is arranged in the filtering filler layer along the horizontal direction, two sides of the second drainage pipe are closed, and a plurality of second through holes are uniformly distributed in the side wall of the second drainage pipe; the water outlet main pipe is communicated with the second drainage pipe and extends to the outer side of the artificial wetland; the filter tube is connected with one end, far away from the second drainage tube, of the water outlet main pipe, the inner diameter of the filter tube is larger than that of the filter tube, and a filler plate is arranged inside the filter tube.

4. The combined sewage treatment mechanism based on the biological rotating disc and the artificial wetland according to claim 3, characterized in that: and isolation nets are arranged on the outer sides of the first drainage pipe and the second drainage pipe, and the isolation nets are embedded in the filtering filler layer.