WO2019090500A1

WO2019090500A1 - Sewage treatment filtering device

Info

Publication number: WO2019090500A1
Application number: PCT/CN2017/109863
Authority: WO
Inventors: 周长贵
Original assignee: 苏州荣能环保科技有限公司
Priority date: 2017-11-08
Filing date: 2017-11-08
Publication date: 2019-05-16
Also published as: CN108064217A

Abstract

A sewage treatment filtering device, comprising a housing (1) provided with a water inlet (2) and a water outlet (3). A primary treatment pipeline (4) and a secondary treatment pipeline (5) are provided in the housing (1), and are both "S"-shaped pipelines. The "S"-shaped pipelines comprise a first downstream water section (6), an upstream water section (7), and a second downstream water section (8). The first downstream water section (6), the upstream section (7), and the second downstream water section (8) are all provided with three filter layers in sequence. Provided is a sewage treatment filtering device which uses a two-stage filtering pipelines to filter the sewage to enhance the filtering effects.

Description

Sewage treatment filter device

Technical field

The invention relates to the technical field of water treatment, in particular to a sewage treatment filtering device.

Background technique

China's per capita possession of freshwater resources is only one-fourth of the world's average. It is one of the 13 countries with the world's poorest water resources per capita. The water source is extremely tight. At the same time, with the acceleration of China's industrialization process, the supporting environmental treatment equipment is obviously insufficient, resulting in a large number of water sources pollution, and the pollution level of water sources is generally high.

At present, wastewater treatment uses physical, chemical and biological methods to treat wastewater, purify wastewater, reduce pollution, and even achieve wastewater recycling, reuse, and full use of water resources. The wastewater treatment method for separating and recovering undissolved suspended pollutants (including oil film and oil beads) in the wastewater by physical action can be classified into a gravity separation method, a centrifugal separation method, and a sieve filtration retention method. The processing method based on the principle of heat exchange is also a physical processing method. A chemical treatment and mass transfer to separate and remove waste water from dissolved or colloidal conditions in wastewater or convert it into harmless substances. However, the existing sewage treatment equipment requires a large amount of resources such as electric energy and chemical substances, and has high cost and low efficiency, and is unwilling to be used in many enterprises, resulting in direct discharge of a large amount of sewage.

Summary of the invention

The technical problem to be solved by the present invention is to provide a sewage treatment filtering device, which uses a two-stage filtration pipeline to filter sewage to enhance the filtration effect; designing an "S" type pipeline can make the water change the flow direction multiple times, and The first water section, the upper water section and the second lower section of the S-shaped pipeline are respectively provided with a filter layer, so that the water source passes through the filter layer multiple times, and the filtering effect is better.

In order to solve the above technical problem, a technical solution adopted by the present invention is to provide a sewage treatment filtering device, which comprises a casing provided with a water inlet and a water outlet, and the water inlet is provided at one side of the casing. The water outlet is disposed on the other side of the casing, and the casing is provided with a primary treatment pipeline and a secondary treatment pipeline, the primary treatment pipeline is located upstream of the secondary treatment pipeline, and the water inlet end of the primary treatment pipeline is connected to the water inlet and the water inlet end and the secondary treatment pipeline inlet water End connection, the water outlet end of the secondary processing pipe is connected to the water outlet;

The primary treatment pipeline and the secondary treatment pipeline are both "S"-type pipelines, and the "S"-type pipelines are laterally disposed, and the "S"-type pipelines include a first sewage section, a water supply section, and a a second water discharge section, one end of the upper water section is connected to the first water discharge section and the other end is connected to the second water discharge section, and the first water discharge section, the water supply section and the water discharge section are integrally connected;

The first water discharge section is provided with a first filter layer, a second filter layer and a third filter layer in sequence along the water flow direction, and the upper water section is sequentially provided with a fourth filter layer, a fifth filter layer and a first step along the water flow direction. a sixth filter layer, wherein the second water discharge section is provided with a seventh filter layer, an eighth filter layer and a ninth filter layer in sequence along the water flow direction.

Further, the first filter layer, the fourth filter layer and the seventh filter layer are all PP cotton layers.

Further, the second filter layer, the fifth filter layer and the eighth filter layer are all quartz sand layer.

Further, the third filter layer, the sixth filter layer and the ninth filter layer are all activated carbon layers.

Further, the thickness of the first filter layer and the seventh filter layer are both half of the thickness of the fourth filter layer.

Further, the thickness of the second filter layer and the eighth filter layer are both half of the thickness of the fifth filter layer.

Further, the thickness of the third filter layer and the ninth filter layer are both half of the thickness of the sixth filter layer.

The beneficial effects of the present invention have at least the following points:

The casing of the sewage treatment filtering device of the present invention comprises a primary treatment pipeline and a secondary treatment pipeline, and the sewage is filtered by a two-stage filtration pipeline to enhance the filtration effect; the primary treatment pipeline and the secondary treatment pipeline are both “S "Type pipe, design "S" type pipe can make the water change the flow direction several times, and set three layers of filtration in the first water section, the upper water section and the second lower water section of the "S" type pipeline The layer allows the water source to pass through the filter layer multiple times, and the filtration effect is better.

DRAWINGS

Figure 1 is a schematic view of the structure of the present invention;

Figure 2 is an enlarged view of A1 in Figure 1;

The reference numerals of the various parts in the figure are as follows:

Housing 1, water inlet 2, water outlet 3, primary treatment pipeline 4, secondary treatment pipeline 5, first lower water section 6, upper water section 7, second water discharge section 8, first filtration layer 9, second The filter layer 10, the third filter layer 11, the fourth filter layer 12, the fifth filter layer 13, the sixth filter layer 14, the seventh filter layer 15, the eighth filter layer 16, and the ninth filter layer 17.

Detailed ways

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. Modifications or substitutions of the methods, steps or conditions of the invention are intended to be included within the scope of the invention.

Embodiment: A sewage treatment filtering device, as shown in FIGS. 1-2, includes a casing 1 provided with a water inlet 2 and a water outlet 3, the water inlet being provided at one side of the casing, The water outlet is disposed on the other side of the casing, wherein the casing is provided with a primary treatment pipeline 4 and a secondary treatment pipeline 5, and the primary treatment pipeline is located upstream of the secondary treatment pipeline, the first stage The water inlet end of the treatment pipeline is connected to the water inlet and the water outlet is connected to the water inlet end of the secondary treatment pipeline, and the water outlet end of the secondary treatment pipeline is connected to the water outlet;

The primary treatment pipeline and the secondary treatment pipeline are both "S"-type pipelines, and the "S"-type pipelines are laterally disposed, and the "S"-type pipelines include a first sewage section 6 and an upper water section 7 And the second water discharge section 8, one end of the upper water section is connected to the first water discharge section and the other end is connected to the second water discharge section, and the first water discharge section, the water supply section and the water discharge section are integrally connected;

The first water discharge section is sequentially provided with a first filter layer 9, a second filter layer 10 and a third filter layer 11 along the water flow direction, and the upper water section is sequentially provided with a fourth filter layer 12 and a fifth along the water flow direction. The filter layer 13 and the sixth filter layer 14 are provided with a seventh filter layer 15, an eighth filter layer 16, and a ninth filter layer 17 in this order along the water flow direction.

The first filter layer, the fourth filter layer and the seventh filter layer are all PP cotton layers.

The second filter layer, the fifth filter layer and the eighth filter layer are all quartz sand layer.

The third filter layer, the sixth filter layer and the ninth filter layer are all activated carbon layers.

The thickness of the first filter layer and the seventh filter layer are both half of the thickness of the fourth filter layer.

The thickness of the second filter layer and the eighth filter layer are both half of the thickness of the fifth filter layer.

The thickness of the third filter layer and the ninth filter layer are both half of the thickness of the sixth filter layer.

The working principle or workflow of the present invention is as follows:

The casing of the sewage treatment filtering device of the present invention comprises a primary treatment pipeline and a secondary treatment pipeline, and the sewage is filtered by a two-stage filtration pipeline to enhance the filtration effect; the primary treatment pipeline and the secondary treatment pipeline are both “S "Type pipe, design "S" type pipe can make the water change the flow direction several times, and set three layers of filter layer in the first lower water section, the upper water section and the second lower water section of the "S" type pipe, so that the water source is more Passing through the filter layer, the filtering effect is better.

It is apparent that the above-described embodiments are merely illustrative of the examples, and are not intended to limit the embodiments. Other variations or modifications of the various forms may be made by those skilled in the art in light of the above description. There is no need to be exhaustive here. Obvious changes or variations resulting therefrom are still within the scope of the invention.

Claims

A sewage treatment filtering device, comprising: a casing (1) provided with a water inlet (2) and a water outlet (3), the water inlet being provided at one side of the casing, the water outlet Provided on the other side of the casing, the casing is provided with a primary treatment pipeline (4) and a secondary treatment pipeline (5), and the primary treatment pipeline is located upstream of the secondary treatment pipeline, a water inlet end of the primary treatment pipeline is connected to the water inlet and a water outlet is connected to an inlet end of the secondary treatment pipeline, and a water outlet end of the secondary treatment pipeline is connected to the water outlet;

The primary treatment pipeline and the secondary treatment pipeline are both "S"-type pipelines, the "S"-type pipelines are laterally disposed, and the "S"-type pipelines include a first sewage section (6) and a water supply a section (7) and a second lower water section (8), one end of the upper water section is connected to the first lower water section and the other end is connected to the second lower water section, the first lower water section, the upper water section and the Said that the water section is connected integrally;

The first water discharge section is sequentially provided with a first filter layer (9), a second filter layer (10) and a third filter layer (11) along the water flow direction, and the upper water section is sequentially disposed with a fourth direction along the water flow direction. a filter layer (12), a fifth filter layer (13) and a sixth filter layer (14), wherein the second water discharge section is sequentially provided with a seventh filter layer (15), an eighth filter layer (16) and The ninth filter layer (17).
The sewage treatment filtering device according to claim 1, wherein the first filter layer, the fourth filter layer and the seventh filter layer are all PP cotton layers.
The sewage treatment filtering device according to claim 1, wherein the second filtration layer, the fifth filtration layer and the eighth filtration layer are all quartz sand particles.
The sewage treatment filtering device according to claim 1, wherein the third filter layer, the sixth filter layer and the ninth filter layer are all activated carbon layers.
A sewage treatment filtering device according to claim 1, wherein the thickness of the first filter layer and the seventh filter layer are both half of the thickness of the fourth filter layer.
A sewage treatment filtering device according to claim 1, wherein the thickness of the second filter layer and the eighth filter layer are both half of the thickness of the fifth filter layer.
A sewage treatment filtering device according to claim 1, wherein the thickness of the third filter layer and the ninth filter layer are both half of the thickness of the sixth filter layer.