CN212317056U

CN212317056U - Indoor drainage system

Info

Publication number: CN212317056U
Application number: CN202020447773.5U
Authority: CN
Inventors: 李鹏; 曹丙申; 彭富香
Original assignee: Guangdong Yuehui Construction Engineering Co ltd
Current assignee: Guangdong Yuehui Construction Engineering Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2021-01-08
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to a building technical field especially relates to an indoor drainage system for building. The water-saving device comprises a main drainage pipeline which is vertically arranged, wherein the main drainage pipeline is connected with a main transverse drainage pipeline which is horizontally arranged, the main transverse drainage pipeline is connected with a plurality of auxiliary horizontal pipelines, and the auxiliary horizontal pipelines are connected with a drainage pipe of a water using device; the middle part of the main transverse drainage pipeline is provided with a middle water storage device, the main drainage pipeline is connected with a vertical pipeline, and the upper end of the vertical pipeline is connected with an air suction valve. The utility model discloses a water receiver in the middle of setting up for sewage can collect temporarily in the water receiver in the middle of when the discharge, avoids sewage to spill over.

Description

Indoor drainage system

Technical Field

The utility model relates to a building technical field especially relates to an indoor drainage system for building.

Background

In the existing indoor drainage system of a building, a drainage pipeline is generally directly connected with a drainage pipe of a water using device, for example, a drainage pipe on a draining basket of a kitchen is directly connected with the drainage pipeline, and a drainage pipe in a bathroom is also directly connected with the drainage pipeline; when the amount of water to be discharged is large for a short time, water overflow is often caused, and thus it is necessary to design an indoor drainage system capable of reducing or preventing water overflow.

Disclosure of Invention

An object of the utility model is to provide an indoor drainage system to prior art not enough, this indoor drainage system can reduce or avoid the condition emergence that water spills over.

An indoor drainage system comprises a main drainage pipeline which is vertically arranged, wherein the main drainage pipeline is connected with a main transverse drainage pipeline which is horizontally arranged, the main transverse drainage pipeline is connected with a plurality of auxiliary horizontal pipelines, and the auxiliary horizontal pipelines are connected with drainage pipes of water consuming devices; the middle part of the main transverse drainage pipeline is provided with a middle water storage device, the main drainage pipeline is connected with a vertical pipeline, and the upper end of the vertical pipeline is connected with an air suction valve.

Furthermore, a water-sealed pipeline unit is arranged between the drain pipe and the auxiliary horizontal pipeline.

Furthermore, the water-sealed pipeline unit comprises a cylindrical lower shell with an opening at the upper end and a cylindrical upper shell with an opening at the lower end, and the upper shell is connected with the lower shell; a water outlet hole is formed in the side face of the lower shell, a pipe body with an opening at the upper end is arranged in the middle of the bottom face of the lower shell, the upper end face of the pipe body is lower than the upper end face of the lower shell, and a front water storage space is formed between the side wall of the lower shell and the pipe body; the middle part of the upper shell is provided with an upper through hole for inserting a drain pipe, and one end of the drain pipe penetrates through the upper through hole and is inserted into the pipe body.

Preferably, an outer annular gap is formed at the upper end of the lower shell, and an upper connecting part is formed at the upper end of the lower shell; the lower end of the upper shell is provided with an inner annular gap, and the lower end forms a lower connecting part matched with the upper connecting part; the lower extreme of outer annular breach is equipped with the lower seal circle of cover in the last connecting portion outside, and interior annular breach is equipped with the sealing washer, and when last casing and inferior valve body coupling, it is inboard that the upper junction portion overlaps in lower connecting portion, and the up end of going up connecting portion offsets with last sealing washer, and the lower terminal surface of lower connecting portion offsets with lower sealing washer.

Furthermore, an annular groove is formed in the middle of the side face of the upper through hole, and an inner sealing ring is arranged in the annular groove.

Furthermore, a filter screen is arranged on the water outlet hole.

The utility model has the advantages that: the utility model discloses a water receiver in the middle of setting up for sewage can collect temporarily in the water receiver in the middle of when the discharge, avoids sewage to spill over.

Drawings

Fig. 1 is a schematic structural view of an indoor drainage system of this embodiment in an upright state.

Fig. 2 is a partial structural diagram of the indoor drainage system in a horizontal state according to the embodiment.

FIG. 3 is a schematic structural diagram of a water-sealed piping unit;

fig. 4 is a schematic cross-sectional view of fig. 3.

Fig. 5 is a schematic view of an exploded structure of fig. 3.

The reference numerals include:

1-main drainage pipeline; 2-floor; 3-main transverse drainage pipe; 4-intermediate water reservoir; 5-a drain pipe; 6-water seal type pipeline unit; 7-water using device; 8-secondary horizontal pipe; 9-a filter screen; 10-vertical pipes; 11-an inhalation valve; 61-upper case; 62-lower shell; 63-a tube body; 64-upper seal ring; 65-lower seal ring; 66-water outlet; 67-inner seal ring; 68-upper connecting portion; 69-front water storage space; 610-lower connection.

Detailed Description

The following detailed description of the present invention is made with reference to the accompanying drawings. As shown in fig. 1-5.

Example 1: as shown in fig. 1 and 2; an indoor drainage system comprises a main drainage pipeline 1 which is vertically arranged, wherein the main drainage pipeline 1 is connected with a main transverse drainage pipeline 3 which is horizontally arranged, the main transverse drainage pipeline 3 is connected with a plurality of auxiliary horizontal pipelines 8, and the auxiliary horizontal pipelines 8 are connected with a drainage pipe 5 of a water using device 7; the middle part of the main transverse drainage pipeline 3 is provided with a middle water storage device 4, the main drainage pipeline 1 is connected with a vertical pipeline 10, and the upper end of the vertical pipeline 10 is connected with an air suction valve 11.

This technical scheme is when implementing, main drainage pipe 1 sets up in the building to run through in each floor, every family of every floor 2 is connected with main drainage pipe 1 through main horizontal drainage pipe 3, main horizontal drainage pipe 3 generally sets up for the level, a plurality of vice horizontal pipelines 8 are laid to the bottom plate below in the family, vice horizontal pipeline 8 is connected with main horizontal drainage pipe 3, the drainage of using water ware 7 flows into vice horizontal pipeline 8 through the drain pipe, collect main horizontal drainage pipe 3 again, then flow to main drainage pipe 1. Because the auxiliary horizontal pipeline 8 and the main horizontal drainage pipeline 3 are limited in space and horizontally arranged, when the water using device 7 is large in drainage amount in a short time, the interiors of the auxiliary horizontal pipeline 8 and the main horizontal drainage pipeline 3 are filled with water, the water flow rate is not fast, and water overflow can be caused; according to the technical scheme, the middle water storage device 4 is arranged on the main transverse drainage pipeline 3 for buffering, and when the middle water storage device 4 is specifically arranged, the height of the upper end face of the middle water storage device 4 is lower than the heights of all the water consumption devices 7 and the height of a floor drain, so that sewage can be filled in the middle water storage device 4 firstly, and then the main transverse drainage pipeline 3 gradually drains outwards. Secondly, in order to prevent vacuum from being formed in the main transverse drainage pipeline 3 and the auxiliary horizontal pipeline 8 in the drainage process to cause sewage to flow backwards, the technical scheme is also provided with a vertical pipeline 10, the vertical pipeline 10 is connected with the main transverse drainage pipeline 3, the upper end of the vertical pipeline 10 is connected with an air suction valve 11, once vacuum is formed, the air suction valve 11 is opened, and gas flows into the main transverse drainage pipeline 3 and the auxiliary horizontal pipeline 8 to break the vacuum; in normal conditions, the adsorption is closed. The intermediate reservoir 4 may be a hollow housing such as a plastic container.

Further, a water-sealed piping unit 6 is provided between the drain pipe 5 and the sub-horizontal piping 8.

The water-sealed pipeline unit 6 is arranged to store a certain amount of water in the interior and isolate the secondary horizontal pipeline 8 to prevent odor in the interior from being discharged. At present, the water-sealed pipeline units 6 mostly adopt S-shaped pipelines which are arranged laterally.

Further, the water-sealed piping unit 6 includes a lower casing 62 having an open upper end and being cylindrical, and an upper casing 61 having an open lower end and being cylindrical, the upper casing 61 being connected to the lower casing 62; a water outlet hole 66 is formed in the side surface of the lower shell 62, a pipe body 63 with an opening at the upper end is arranged in the middle of the bottom surface of the lower shell 62, the upper end surface of the pipe body 63 is lower than the upper end surface of the lower shell 62, and a preposed water storage space 69 is formed between the side wall of the lower shell 62 and the pipe body 63; the upper case 61 is provided at the middle thereof with an upper through hole for inserting the drain pipe, and one end of the drain pipe 5 is inserted into the pipe body 63 through the upper through hole.

When the sewage draining device is used, sewage in the draining pipe 5 firstly enters the pipe body 63, overflows from the pipe body 63 and enters the preposed water storing space 69, and then flows out from the auxiliary horizontal pipeline 8 connected with the water outlet 66 of the lower shell 62. Because the pipe body 63 is always in a full water state, odor can be prevented from entering the drain pipe; secondly, solid matters in the sewage can be deposited in the pipe body 63 by adopting an overflow mode, so that the solid matters are reduced from entering the auxiliary horizontal pipeline 8 and the main transverse drainage pipeline 3, and the pipeline blockage is avoided; the water-sealed pipeline unit 6 can be cleaned regularly, so that the water-sealed pipeline is convenient and practical; secondly, leading water storage space 69 is formed in lower casing 62, avoids when a plurality of water consuming wares 7 use simultaneously, and the capacity of middle water receiver 4 is not enough, leads to still having probably water to overflow, sets up leading water storage space 69, can play the effect of water storage temporarily, alleviates the water storage condition. The water-sealed pipe unit 6 should be positioned higher than the intermediate reservoir 4.

Preferably, the upper end of the lower housing 62 is provided with an outer annular gap and the upper end thereof forms an upper connecting portion 68; the lower end of the upper shell 61 is provided with an inner annular gap and forms a lower connecting part 610 matched with the upper connecting part 68; the lower end of the outer annular gap is provided with a lower sealing ring 65 sleeved outside the upper connecting portion 68, the inner annular gap is provided with an upper sealing ring 64, when the upper shell 61 is connected with the lower shell 62, the upper connecting portion 68 is sleeved inside the lower connecting portion 610, the upper end surface of the upper connecting portion 68 abuts against the upper sealing ring 64, and the lower end surface of the lower connecting portion 610 abuts against the lower sealing ring 65.

For convenience of installation and use, the outer diameter of the lower shell 62 is the same as the outer diameter of the upper shell 61, and the wall thickness is also the same, and the thickness of the outer annular gap at the upper end of the lower shell 62 and the thickness of the inner annular gap at the lower end of the upper shell 61 are the same, and a closed cylinder shape can be formed when the upper shell 61 and the lower shell 62 are connected. In order to improve the sealing performance, the lower shell 62 and the upper shell 61 are respectively provided with an upper sealing ring 64 and a lower sealing ring 65.

Furthermore, an annular groove is formed in the middle of the side face of the upper through hole, and an inner sealing ring 67 is arranged in the annular groove.

The inner seal ring 67 is used for sealing the drain pipe and preventing sewage from flowing out from a gap between the upper through hole and the drain pipe.

Further, the upper connecting portion 68 is threadedly coupled to the lower connecting portion 610.

An external thread is arranged on the outer side of the upper connecting part 68, an internal thread is arranged on the inner side of the lower connecting part 610, and the upper shell and the lower shell are connected through threaded connection and are tightly connected. Of course, the sleeve joint can be performed by means of interference fit.

Further, the water outlet 66 is provided with a filter screen 9.

In order to further prevent solid matters from entering the drainage pipeline, the filter screen 9 is arranged at the water outlet hole 66 of the lower shell 62 in the technical scheme, so that the solid pollutants are intercepted in the shell.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the present description should not be interpreted as a limitation to the present invention.

Claims

1. An indoor drainage system comprises a main drainage pipeline which is vertically arranged, wherein the main drainage pipeline is connected with a main transverse drainage pipeline which is horizontally arranged, the main transverse drainage pipeline is connected with a plurality of auxiliary horizontal pipelines, and the auxiliary horizontal pipelines are connected with drainage pipes of water consuming devices; the method is characterized in that: the middle part of the main transverse drainage pipeline is provided with a middle water storage device, the main drainage pipeline is connected with a vertical pipeline, and the upper end of the vertical pipeline is connected with an air suction valve.

2. An indoor drainage system as claimed in claim 1, wherein: and a water-sealed pipeline unit is arranged between the drain pipe and the auxiliary horizontal pipeline.

3. An indoor drainage system as claimed in claim 2, wherein: the water-sealed pipeline unit comprises a cylindrical lower shell with an opening at the upper end and a cylindrical upper shell with an opening at the lower end, and the upper shell is connected with the lower shell; a water outlet hole is formed in the side face of the lower shell, a pipe body with an opening at the upper end is arranged in the middle of the bottom face of the lower shell, the upper end face of the pipe body is lower than the upper end face of the lower shell, and a front water storage space is formed between the side wall of the lower shell and the pipe body; the middle part of the upper shell is provided with an upper through hole for inserting a drain pipe, and one end of the drain pipe penetrates through the upper through hole and is inserted into the pipe body.

4. An indoor drainage system as claimed in claim 3, wherein: an outer annular gap is formed in the upper end of the lower shell, and an upper connecting part is formed in the upper end of the lower shell; the lower end of the upper shell is provided with an inner annular gap, and the lower end forms a lower connecting part matched with the upper connecting part; the lower extreme of outer annular breach is equipped with the lower seal circle of cover in the last connecting portion outside, and interior annular breach is equipped with the sealing washer, and when last casing and inferior valve body coupling, it is inboard that the upper junction portion overlaps in lower connecting portion, and the up end of going up connecting portion offsets with last sealing washer, and the lower terminal surface of lower connecting portion offsets with lower sealing washer.

5. An indoor drainage system as claimed in claim 4, wherein: the upper connecting part is in threaded connection with the lower connecting part.

6. An indoor drainage system as claimed in claim 4, wherein: an annular groove is formed in the middle of the side face of the upper through hole, and an inner sealing ring is arranged in the annular groove.

7. An indoor drainage system as claimed in claim 4, wherein: and a filter screen is arranged on the water outlet hole.