CN111424568A - Three-way type sewage interception device - Google Patents

Abstract

The utility model relates to a three-way sewage interception device, which is applied to a drainage system, and comprises a box culvert, a drainage branch pipe connected along the box culvert and a sewage interception pipeline for conveying sewage, and is characterized in that the sewage interception device comprises a tubular three-way connecting piece and a connecting pipe, wherein the three-way connecting piece is provided with an inlet, a first outlet, a second outlet and an accommodating space, the inlet is used for communicating the drainage branch pipe with the accommodating space of the three-way connecting piece, the first outlet is used for communicating the three-way connecting piece with the sewage interception pipeline, the second outlet is used for communicating the three-way connecting piece with the space inside the box culvert, the horizontal height of the first outlet is higher than the pipe top elevation of the sewage interception pipeline, and the horizontal height of the second outlet is higher than the horizontal height of the first outlet; one end of the connecting pipe is connected with the three-way connecting piece, and the other end of the connecting pipe is used for being connected with the sewage intercepting pipeline so as to communicate the accommodating space of the three-way connecting piece with the sewage intercepting pipeline. The utility model provides a three-way type cuts dirty device, simple structure, it is convenient to make, and the installation is also more convenient.

Description

A three-way type sewage interception device

technical field

The present application relates to the technical field of drainage systems, in particular to a three-way type sewage interception device.

Background technique

At present, box culverts are widely used in drainage systems. Usually, the drainage branch pipe will discharge the water flow to the box culvert, and then the box culvert will be discharged to the sewage treatment plant or natural water body. In order not to pollute the natural water body, but also to improve the efficiency of sewage treatment, it is necessary to be able to transport the sunny day sewage or the first rain to the sewage treatment plant through the box culvert for treatment, and then discharge the rainwater directly to the natural water body through the box culvert.

In the prior art, an intelligent diversion well is usually built at the discharge end of the box culvert for sewage interception, and the sewage in the box culvert is transported to the sewage treatment plant during sunny days or early rain, and the sewage in the box culvert is transported to the sewage treatment plant in the later period of rain. Rainwater is discharged to natural water bodies.

Because the size of the box culvert is generally large, the corresponding upstream catchment area is generally large, and the characteristics of the initial rain in the box culvert are not obvious. Sewage treatment plant treatment makes the sewage treatment plant have a larger workload. During sewage treatment, it will also deal with a large amount of later rainwater that can be directly discharged into natural water bodies, resulting in a certain waste of resources.

SUMMARY OF THE INVENTION

The embodiment of the present application provides a three-way type sewage interception device. On the one hand, when it is applied to a box culvert, it can solve the problem of mixing rainwater and sewage in the box culvert, which not only reduces the workload of the sewage treatment plant, but also reduces the Pollution of natural water bodies, on the other hand, the structure is simple, the manufacture is convenient, and the installation is more convenient.

In the first aspect, a three-way sewage interception device is provided, which is applied to a drainage system. The system includes a box culvert, a drainage branch pipe connected along the box culvert, and a sewage interception pipeline for conveying sewage. Contamination devices include:

A tubular three-way connector has an inlet, a first outlet, a second outlet and an accommodating space, the inlet is used to communicate the drainage branch pipe and the accommodating space of the tee connector, and the first outlet is used to communicate the tee connector and the accommodating space. The sewage interception pipeline, the second outlet is used to communicate the space inside the tee connector and the box culvert, and the level at the first outlet is higher than the top elevation of the interception pipeline, and the level at the second outlet is higher than the level at the first outlet;

A connecting pipe, one end of which is connected with the three-way connecting piece, and the other end is used for connecting with the sewage intercepting pipeline, so as to communicate with the accommodating space of the three-way connecting piece and the sewage intercepting pipeline.

In some embodiments, a connecting plate is also included, and the three-way connecting piece and the connecting pipe are connected through the connecting plate.

In some embodiments, the connecting plate is flanged to the tee connector.

In some embodiments, a sewage interception port is defined on the connecting plate, the connecting pipe is welded on the connecting plate, and the connecting pipe communicates with the three-way connecting piece through the sewage intercepting opening.

In some embodiments, the three-way connecting piece is connected with the connecting pipe flange.

In some embodiments, the connection pipe is provided with a switch for controlling the connection pipe to be turned on or off.

In some embodiments, the switch member is a flexible dirt intercepting device.

In some embodiments, an installation well is correspondingly arranged at the position of the connecting pipe, and the installation well is arranged on the sewage interception pipeline.

In some embodiments, the three-way connector is a three-way straight pipe, the inlet is arranged horizontally, the first outlet and the second outlet are located on the same straight line, and the first outlet is vertically downward, the The second outlet faces vertically upwards.

In some embodiments, an ear plate is further included, and the ear plate is installed at the inlet position of the three-way connecting piece, which is used for bolting the three-way connecting piece to the inner wall of the box culvert.

The embodiment of the present application provides a three-way type sewage interception device. On the one hand, when it is applied to a box culvert, the inlet is connected to the drainage branch pipe and the sewage interception body, and the first outlet is connected to the sewage interception body and the sewage interception pipeline. The second outlet is connected to the interception body and the space inside the box culvert, so that the clean water flowing out of the drainage branch pipe is intercepted to the box culvert, and the sewage is intercepted to the interception pipe, which can solve the problem of mixing rainwater and sewage in the box culvert. The problem is that it not only reduces the workload of the sewage treatment plant, but also does not pollute the natural water body. On the other hand, the three-way connector is used for connection, which has a simple structure, is convenient to manufacture, and is more convenient to install.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the schematic diagram of the three-way type sewage interception device provided in the embodiment 1 of the application along the lateral direction of the box culvert;

2 is a schematic diagram of the three-way type sewage interception device provided in Example 1 of the present application along the longitudinal direction of the box culvert;

In the picture: 1-box culvert, 2-sewage interception pipeline, 3-drainage branch pipe, 4-three-way connecting piece, 5-connecting pipe, 6-switch piece, 7-installation well, 8-connecting plate.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of this application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present application.

Example 1

Referring to FIG. 1 and FIG. 2 , the embodiment of the present application provides a three-way type sewage interception device, which is applied to a drainage system, and the drainage system includes a box culvert 1, a drainage branch pipe 3 connected along the line of the box culvert 1, And the interception pipeline 2 for conveying sewage.

The sewage interception device includes a tubular tee connection piece 4 and a connection pipe 5. The tee connection piece 4 has an inlet, a first outlet, a second outlet and an accommodating space, and the inlet is used to communicate the drainage branch pipe 3 and the tee connection piece. 4, the first outlet is used to connect the tee connector 4 and the sewage interception pipeline 2, the second outlet is used to communicate the tee connector 4 and the space inside the box culvert 1, and the level of the first outlet is The height is higher than the top elevation of the sewage interception pipeline 2, and the level at the second outlet is higher than the level at the first outlet; one end of the connecting pipe 5 is connected to the three-way connector 4, and the other end is It is connected with the sewage interception pipeline 2 to communicate with the accommodating space of the three-way connector 4 and the sewage interception pipeline 2 .

On the one hand, when the three-way type sewage interception device of the embodiment of the present application is applied to a box culvert, the inlet is connected to the drainage branch pipe and the sewage intercepting body, the first outlet is connected to the sewage intercepting body and the sewage intercepting pipeline, and the second outlet is connected to the sewage intercepting body and the sewage intercepting pipeline. It connects the interception body and the space inside the box culvert, so that the clean water flowing out of the drainage branch pipe is intercepted to the box culvert, and the sewage is intercepted to the interception pipeline, which can solve the problem of mixing rainwater and sewage in the box culvert. The workload of the sewage treatment plant is reduced, and the natural water body will not be polluted.

On the other hand, by adopting the connection method of the three-way connecting piece 4, the three-way connecting piece 4 has a simple structure, is convenient to manufacture, and is also more convenient to install.

Further, in the embodiment of the present application, the three-way type sewage interception device further includes a connecting plate 8 , and the three-way connecting piece 4 and the connecting pipe 5 are connected through the connecting plate 8 .

Specifically, the connecting plate 8 is flanged to the tee connecting piece 4 . The connecting plate 8 is provided with a sewage interception opening, the connecting pipe 5 is welded on the connecting plate 8, and the connecting pipe 5 communicates with the three-way connecting piece 4 through the sewage intercepting opening.

In the embodiment of the present application, the pipe diameter of the tee connecting piece 4 is larger than the pipe diameter of the connecting pipe 5, and by connecting the connecting plate 8, the connection between the tee connecting piece 4 and the connecting pipe 5 with different pipe diameters can be realized, Moreover, the connection is more convenient, and the assembly and disassembly are quicker.

In practical applications, when the pipe diameter of the tee connecting piece 4 and the pipe diameter of the connecting pipe 5 are the same, direct flange connection is also possible.

Further, in the embodiment of the present application, the connecting pipe 5 is provided with a switch element 6 for controlling the connection pipe 5 to be turned on or off.

Preferably, in the embodiment of the present application, the switch member 6 is a flexible shut-off device, and both ends of the flexible shut-off device are flanged to the connecting pipe 5 . The flexible shut-off device of the present application may be an adjustable flexible shut-off device as shown in the application number 201910533236.4, or other similar forms. In practical application, a gate, a valve or a pipe pinch valve can also be used according to the actual situation, and the connecting pipe 5 can be controlled to be turned on or off.

Further, in the embodiment of the present application, an installation well 7 is correspondingly provided at the position of the connecting pipe 5 , and the installation well 7 is provided on the sewage interception pipeline 2 .

Preferably, in the embodiment of the present application, the three-way connector 4 is a three-way straight pipe, the inlet is arranged horizontally, the first outlet and the second outlet are located on the same straight line, and the first outlet is vertical Directly downward, the second outlet is vertically upward, and the second outlet is an overflow port.

In the embodiment of the present application, the pipe fittings are selected for connection, the structure is simple, the installation is convenient, and the overflow is used for drainage, the structure is simpler, and the construction is convenient.

Further, in the present application, the three-way type sewage interception device further includes an ear plate, and the ear plate is installed at the inlet position of the three-way connector 4, which is used to connect the three-way connection. Pieces 4 bolts are anchored on the inner wall of the box culvert 1.

In this application, an ear plate is set at the entrance of the tee connector 4. During installation, the tee connector 4 can be anchored on the inner wall of the box culvert 1 through the lug bolt, which is more convenient to assemble and disassemble. Provides convenience for construction and maintenance.

Example 2

Referring to FIG. 1 and FIG. 2 , the embodiment of the present application provides an application of a three-way type sewage interception device, that is, a drainage system for a box culvert.

The drainage system for the box culvert includes a box culvert 1 and a sewage interception device. The box culvert 1 has a space for water flow, and several drainage branch pipes 3 are arranged along the box culvert 1; the sewage interception device is arranged in the box culvert 1, The drainage branch pipe 3 is respectively connected with the sewage interception pipeline 2 and the inside of the box culvert 1 through the three-way connecting piece 4, and the three-way connecting piece 4 is used to intercept the clean water flowing out of the drainage branch pipe 3 to the Box culvert 1, the sewage is intercepted to the sewage interception pipeline 2.

The working principle of the drainage system for the box culvert of the present application is as follows: in practical application, the outlet of the box culvert 1 is connected to the natural water body, and the end of the interception pipeline 2 is connected to the sewage treatment plant. , the water discharged from the drainage branch pipe 3 is sewage, and relatively small, the sewage is discharged into the sewage interception pipeline 2 through the sewage interception device, and then discharged to the sewage treatment plant through the sewage interception pipeline 2. For clean water, due to the large amount of water, the rainwater in the later stage mainly overflows into the box culvert 1 through the sewage interception device, and is discharged into the natural water body through the outlet of the box culvert 1.

The drainage system for the box culvert of the present application realizes the diversion through the tee connector 4, the sewage is directly discharged from the sewage interception pipeline 2, and the later rainwater is discharged to the natural water body through the box culvert 1, so as to separate the later rainwater and sewage, It solves the problem of mixing rainwater and sewage in the later stage, which not only reduces the workload of the sewage treatment plant, but also does not pollute the natural water body.

When the three-way type sewage interception device is used, the drainage system includes the same number of sewage interception devices as the drainage branch pipes 3, a sewage interception device is arranged at the water outlet position of each drainage branch pipe 3, and each drainage branch pipe 3 is connected to a interceptor. The first outlet of each sewage interception device is connected to the sewage interception pipeline 2 through the connecting pipe 5, and an installation well 7 is correspondingly arranged at the position of each connecting pipe 5, and the installation well 7 is arranged in the sewage intercepting pipeline 2. superior.

In the embodiment of the present application, each drainage branch pipe 3 is provided with a sewage interception device, so that each drainage branch pipe 3 has a separate water flow channel, which can better discharge the sewage in the drainage branch pipe 3 to the sewage interception pipe 2 and overflow the clean water in the drainage branch pipe 3 into the box culvert 1, thereby making the separation of sewage and clean water more thorough.

It should be noted that the box culvert 1 involved in this application can also be a pipe culvert, a confluence pipe, etc. similar to the box culvert 1 with a water storage and water delivery function, and this application will not be limited to the box shown in this article. 1, and its similar structures are all within the protection scope of the present application.

In the description of this application, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the application and simplifying the description, Rather than indicating or implying that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, it should not be construed as a limitation on the application. Unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection, It can also be an electrical connection; it can be a direct connection, an indirect connection through an intermediate medium, or an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

It should be noted that, in this application, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply Any such actual relationship or sequence exists between these entities or operations. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

The above descriptions are only specific embodiments of the present application, so that those skilled in the art can understand or implement the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, this application is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features claimed herein.

Claims (10)

1. The utility model provides a dirty device of cutting of three way type is applied to drainage system, and this system includes drainage branch pipe (3) that box culvert (1), box culvert (1) insert along the line to and carry dirty pipeline (2) of cutting of sewage, and its characterized in that should cut dirty device and include:

the sewage intercepting device comprises a tubular three-way connecting piece (4) and a sewage collecting box, wherein the tubular three-way connecting piece is provided with an inlet, a first outlet, a second outlet and a containing space, the inlet is used for communicating the containing space of a drainage branch pipe (3) and the containing space of the three-way connecting piece (4), the first outlet is used for communicating the three-way connecting piece (4) and the sewage intercepting pipeline (2), the second outlet is used for communicating the three-way connecting piece (4) and the space inside the box culvert (1), the horizontal height of the first outlet is higher than the pipe top elevation of the sewage intercepting pipeline (2), and the horizontal height of the second outlet is higher than the horizontal height of the first outlet;

and one end of the connecting pipe (5) is connected with the three-way connecting piece (4), and the other end of the connecting pipe is used for being connected with the sewage intercepting pipeline (2) so as to communicate the accommodating space of the three-way connecting piece (4) with the sewage intercepting pipeline (2).

2. The three-way pollutant intercepting device according to claim 1, wherein: the three-way connecting piece is characterized by further comprising a connecting plate (8), and the three-way connecting piece (4) is connected with the connecting pipe (5) through the connecting plate (8).

3. The three-way pollutant intercepting device according to claim 2, wherein: and the connecting plate (8) is connected with the three-way connecting piece (4) through a flange.

4. The three-way pollutant intercepting device according to claim 2, wherein: the connecting plate (8) is provided with a sewage intercepting port, the connecting pipe (5) is welded on the connecting plate (8), and the connecting pipe (5) is communicated with the three-way connecting piece (4) through the sewage intercepting port.

5. The three-way pollutant intercepting device according to claim 1, wherein: and the three-way connecting piece (4) is connected with the connecting pipe (5) through a flange.

6. The three-way pollutant intercepting device according to claim 1, wherein: and a switch piece (6) for controlling the connection or the disconnection of the connecting pipe (5) is arranged on the connecting pipe (5).

7. The three-way pollutant intercepting device according to claim 6, wherein: the switch piece (6) is a flexible sewage interception device.

8. The three-way pollutant intercepting device according to claim 1, wherein: the position department of connecting pipe (5) corresponds sets up an erection well (7), just erection well (7) are located cut dirty pipeline (2) last.

9. The three-way pollutant intercepting device according to claim 1, wherein: the three-way connecting piece (4) is a three-way straight pipe, the inlet is horizontally arranged, the first outlet and the second outlet are positioned on the same straight line, the first outlet faces downwards vertically, and the second outlet faces upwards vertically.

10. The three-way pollutant intercepting device according to claim 1, wherein: the three-way connecting piece is characterized by further comprising an ear plate, wherein the ear plate is arranged at the inlet position of the three-way connecting piece (4) and used for anchoring the three-way connecting piece (4) on the inner wall of the box culvert (1) through bolts.

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