CN204959890U - A prefabricated installation structure of indoor U-PVC drainage riser for high-rise buildings - Google Patents

Abstract

The utility model discloses an indoor U-PVC drainage riser prefabricated mounting structure of a high-rise building, which comprises a plurality of drainage pipelines which are respectively mounted on each floor of the high-rise building to be constructed and are vertically arranged, wherein the drainage pipelines have the same structure and are connected into a whole from bottom to top; each drainage pipeline comprises a drainage vertical pipe, a downstream tee joint and a pipeline expansion joint, wherein the downstream tee joint is arranged at the bottom of the drainage vertical pipe and used for being connected with a drainage branch pipe, the pipeline expansion joint is arranged at the bottom of the downstream tee joint, an upper connector of the downstream tee joint is connected with the bottom end of the drainage vertical pipe above the downstream tee joint, a side connector of the downstream tee joint is connected with the drainage branch pipe, the lower end of the pipeline expansion joint is connected with the top end of the drainage vertical pipe below the pipeline expansion joint, and a lower connector of the downstream tee joint is in socket joint connection with the. The utility model has the advantages of simple structure and reasonable design and simple installation, excellent in use effect, can accomplish the installation of drainage riser in the high-rise building portably, fast to the piping erection quality is easily guaranteed.

Description

A prefabricated installation structure of indoor U-PVC drainage riser for high-rise buildings

technical field

The utility model belongs to the technical field of installation of high-rise building drainage risers, in particular to a prefabricated installation structure for indoor U-PVC drainage risers of high-rise buildings.

Background technique

In construction engineering, the drainage pipes in civil and public buildings are mostly made of U-PVC pipes. U-PVC pipe is rigid polyvinyl chloride pipe, also known as PVC-U pipe. At present, when installing the drainage risers of high-rise buildings, U-PVC pipes of standard size produced by the factory are usually used, each 4 meters long. The on-site cutting not only causes waste of materials, but also pollutes the environment, which is labor-intensive and time-consuming. If the drainage risers that need to be installed in the high-rise buildings to be constructed can be customized in advance in the factory, so that the construction site only needs to assemble the pipes, which can not only greatly simplify the installation process of the drainage risers, but also improve the installation efficiency of the drainage risers. And because there is no need to cut and blank the pipeline on site, it saves labor, time and materials, and the quality of pipeline installation can be effectively guaranteed. Therefore, it is necessary to design a prefabricated installation structure for indoor U-PVC drainage risers in high-rise buildings with simple structure, reasonable design, easy installation and good use effect, which can easily and quickly complete the installation process of drainage risers in high-rise buildings, and the pipeline installation High quality, easy to ensure the quality of pipeline installation, can effectively solve the problems of low installation efficiency, complicated installation process, waste of materials, environmental pollution, labor and time-consuming, and pipeline installation quality that cannot be effectively guaranteed in traditional drainage standpipe installation methods and pipeline installation structures. question.

Utility model content

The technical problem to be solved by the utility model is to provide a prefabricated installation structure of U-PVC drainage riser in the interior of a high-rise building, which is simple in structure, reasonable in design, easy to install, good in use effect, and easy to use. , Quickly complete the installation process of drainage risers in high-rise buildings, and the quality of pipe installation is easy to guarantee.

In order to solve the above-mentioned technical problems, the technical solution adopted by the utility model is: a prefabricated installation structure of U-PVC drainage riser in the interior of a high-rise building, which is characterized in that it includes a plurality of drainage pipes installed on each floor of the high-rise building being constructed respectively The structures of the plurality of drainage pipes are the same and they are all arranged vertically, and the plurality of drainage pipes are connected from bottom to top and are all arranged on the same vertical line. There are through holes for the drainage pipes to pass through on the floor floor; each of the drainage pipes includes a drainage standpipe, a downstream tee installed at the bottom of the drainage vertical pipe and used to connect the drainage branch pipes, and a downstream tee installed on the drainage pipe The pipe expansion joint at the bottom of the tee, the drainage riser, the downstream tee and the pipe expansion joint are all arranged vertically, and the drainage riser is a U-PVC pipe with an outer diameter of Φ75mm, Φ110mm or Φ160mm; The upper interface of the downstream tee is connected to the bottom end of the drainage riser located above it and its side interface is connected to the drainage branch pipe, and the lower end of the pipe expansion joint is connected to the top of the drainage riser located below it , the lower interface of the downstream tee is connected to the upper end of the pipe expansion joint and the two are socketed, the upper end of the pipeline expansion joint is a socket, and the lower interface of the downstream tee is inserted from top to bottom. The socket in the socket.

The above-mentioned prefabricated installation structure of indoor U-PVC drainage riser in a high-rise building is characterized in that: the expansion joint of the pipe is a casing expansion joint.

The above-mentioned prefabricated installation structure of indoor U-PVC drainage riser of a high-rise building is characterized in that: the total length of the assembled drainage riser and the downstream tee installed at its bottom is L=H-z-F, where H is the high-rise building being constructed layer height, z is the length of the pipeline expansion joint, and F is the reserved expansion and contraction amount of the pipeline expansion joint.

The above-mentioned prefabricated installation structure of indoor U-PVC drainage riser of a high-rise building is characterized in that: said F=0.03m～0.05m.

The above-mentioned prefabricated installation structure for indoor U-PVC drainage risers in high-rise buildings is characterized in that: the depth of the socket h≥h ₀ +Δh, where Δh=15mm～25mm; _h0 is the socket inserted into the socket The minimum insertion depth in the mouth, when the outer diameter of the drainage riser is Φ75mm, h ₀ =40mm; when the outer diameter of the drainage riser is Φ110mm, h ₀ =48mm; when the outer diameter of the drainage riser is Φ160mm, h ₀ = 58mm.

The above-mentioned prefabricated installation structure of indoor U-PVC drainage riser in a high-rise building is characterized in that: the drainage riser is a long U-PVC pipe or assembled from a plurality of U-PVC pipe sections from top to bottom Assembled pipes.

The above-mentioned prefabricated installation structure of indoor U-PVC drainage riser in a high-rise building is characterized in that: the assembled pipeline consists of a lower pipe section pierced from the floor slab, an upper pipe section located directly above the lower pipe section, and connected between the lower pipe section and the upper pipe section. The three-way pipes between the pipe sections are assembled, and the lower pipe section and the upper pipe section are arranged vertically.

The above-mentioned prefabricated installation structure of indoor U-PVC drainage riser in a high-rise building is characterized in that: the distance between the tee pipe and the upper surface of the floor slab is h=1m-1.2m.

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

1. Simple structure, reasonable design, easy processing and production, and convenient installation and layout.

2. Pipeline factory production, the drainage pipes installed on each floor of the high-rise building to be constructed are pre-processed and formed in the factory, which can realize batch-scale processing, high processing efficiency and low processing cost, and the processing quality is easy to guarantee.

3. The pipeline is easy to install, and there is no on-site cutting process, which improves the efficiency of pipeline installation, saves materials, and reduces construction costs.

4. Design the length of the drainage pipe according to the height of the floor, where the depth of the socket at the upper end of the expansion joint of the pipe h≥h ₀ +Δh, where Δh=15mm～25mm; _h0 is the minimum insertion depth of the socket into the socket, when the drainage riser When the outer diameter of the drainage standpipe is Φ75mm, h ₀ =40mm; when the outer diameter of the drainage standpipe is Φ110mm, h ₀ =48mm; when the outer diameter of the drainage standpipe is Φ160mm, h ₀ =58mm. Therefore, by deepening the depth of the socket at the upper end of the expansion joint of the pipe by Δh, the problem of the installation size of the pipe caused by the deviation of the floor height and the problem that the drainage pipe of a fixed length cannot be directly installed can be effectively solved.

5. The use effect is good, and the installation process of the drainage standpipe in the high-rise building can be easily and quickly completed, and the installation quality of the pipeline is easy to guarantee. Therefore, the utility model effectively overcomes the shortcomings of the traditional drainage pipeline installation, ensures the quality of the project, and is convenient for construction , shorten the time of pipeline installation, reduce labor costs, no need for later maintenance, improve efficacy, save construction costs, significant economic and social benefits, and have extensive promotional value.

6. Energy saving and environmental protection, using materials that are environmentally friendly and pollution-free, can effectively reduce secondary pollution, save environmental protection, and meet the requirements of green construction.

To sum up, the utility model has the advantages of simple structure, reasonable design, easy installation and good use effect, and can easily and quickly complete the installation process of drainage risers in high-rise buildings, and the installation quality of the pipes is easy to guarantee.

The technical solutions of the present utility model will be further described in detail through the drawings and embodiments below.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Explanation of reference signs:

1—floor floor; 2-1—drainage riser; 2-11—lower pipe section;

2-12—upper pipe section; 2-13—tee pipe; 2-2—shunshui tee;

2-3—Pipe expansion joints.

detailed description

As shown in Figure 1, the utility model comprises a plurality of drain pipes installed on each floor of the high-rise building being constructed respectively, the structure of a plurality of said drain pipes is all the same and it is all arranged vertically, and a plurality of said drain pipes The pipelines are connected as a whole from bottom to top and they are all laid on the same vertical line, and the floor slabs 1 of each floor of the high-rise building under construction are provided with through holes for the drainage pipelines to pass through. Each of the drainage pipes includes a drainage standpipe 2-1, a downstream tee 2-2 installed at the bottom of the drainage vertical pipe 2-1 and used to connect the drainage branch pipe, and a pipeline installed at the bottom of the downstream tee 2-2 The expansion joint 2-3, the drainage riser 2-1, the downstream tee 2-2 and the pipeline expansion joint 2-3 are all arranged vertically, the drainage riser 2-1 is a U-PVC pipe and its The outer diameter is Φ75mm, Φ110mm or Φ160mm. The upper interface of the downstream tee 2-2 is connected to the bottom end of the drainage standpipe 2-1 above it and its side interface is connected to the drainage branch pipe, and the lower end of the pipeline expansion joint 2-3 is connected to The top end of the drainage standpipe 2-1 located below it is connected, the lower interface of the downstream tee 2-2 is connected to the upper end of the pipe expansion joint 2-3 and the two are socketed, and the pipe expansion joint The upper end of 2-3 is a socket, and the lower interface of the downstream tee 2-2 is a socket inserted into the socket from top to bottom.

In this embodiment, the pipe expansion joint 2-3 is a casing expansion joint.

In actual use, the pipe expansion joint 2-3 may also use other types of expansion joints, such as corrugated expansion joints, square natural compensation expansion joints, and the like.

In this embodiment, the total length after assembly of the drainage riser 2-1 and the downstream tee 2-2 installed at the bottom thereof is L=H-z-F, wherein H is the floor height of the high-rise building to be constructed, and z is the expansion joint of the pipe The length of 2-3, F is the reserved expansion and contraction amount of pipeline expansion joint 2-3.

And, the said F=0.03m～0.05m.

In this embodiment, F=0.04m.

During actual construction, the value of F can be adjusted accordingly according to specific needs.

In actual processing, the depth of the socket h≥h ₀ +Δh, where Δh=15mm～25mm; h ₀ is the minimum insertion depth of the socket into the socket, when the outer diameter of the drainage riser 2-1 When the diameter is Φ75mm, h ₀ =40mm; when the outer diameter of the vertical drainage pipe 2-1 is Φ110mm, h ₀ =48mm; when the outer diameter of the vertical drainage pipe 2-1 is Φ160mm, h ₀ =58mm. In this embodiment, the depth of the socket h=h ₀ +Δh.

In this embodiment, the drainage standpipe 2-1 is a long U-PVC pipe or an assembled pipe assembled from a plurality of U-PVC pipe sections from top to bottom.

During actual construction, for the drainage standpipe 2-1 that needs to be provided with an inspection port, the assembled pipe is used; otherwise, for the drainage standpipe 2-1 without an inspection port, a full-length U-PVC pipe is used.

In this embodiment, the assembled pipeline consists of a lower pipe section 2-11 passing through the floor slab 1, an upper pipe section 2-12 directly above the lower pipe section 2-11, and an upper pipe section 2-12 connected to the lower pipe section 2-11 and the upper pipe section 2. The tee pipes 2-13 between -12 are assembled, and the lower pipe section 2-11 and the upper pipe section 2-12 are arranged vertically.

Moreover, the distance between the tee pipe 2-13 and the upper surface of the floor 1 is h=1m˜1.2m.

In this embodiment, h=1m. During actual construction, the value of h can be adjusted accordingly according to specific needs.

In this embodiment, the outer diameters of the upper interface and the lower interface of the downstream tee 2-2 are the same as the outer diameter of the drainage riser 2-1.

In actual installation, the plurality of drainage pipes to be installed on each floor of the high-rise building to be constructed are processed separately in advance in the factory. And, when each drainage pipe is processed, according to the floor height H of the constructed high-rise building, the length z of the pipeline expansion joint 2-3 and the reserved expansion and contraction amount F of the pipeline expansion joint 2-3, the drainage riser 2-1 and the downstream tee 2-2 are processed separately, and the total length after the assembly of the drainage standpipe 2-1 and the downstream tee 2-2 installed at its bottom is L=HzF; at the same time, according to the depth h of the socket ≥h ₀ +Δh, the socket at the upper end of the pipe expansion joint 2-3 is processed. After the plurality of drainage pipes are installed, at the construction site, it is only necessary to assemble the plurality of drainage pipes from bottom to top. The installation and construction are simple, the installation efficiency is high, and the installation quality of the pipes is easy to guarantee.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical essence of the present utility model still belong to Within the scope of protection of the technical solution of the utility model.

Claims (8)

1. a highrise building indoor U-PVC soil stack prefabricate and install structure, it is characterized in that: comprise multiple drainage pipe be arranged on respectively on each floor of constructed highrise building, the structure of multiple described drainage pipe is all identical and it is all in vertically to laying, multiple described drainage pipe connects as one from the bottom to top and it is all laid on same vertical curve, the bottom of the building plate (1) of each floor of institute's construction highrise building all has the through hole passed for described drainage pipe, each described drainage pipe includes a soil stack (2-1), be arranged on soil stack (2-1) bottom and for the down stream tee joint (2-2) that connects branch drain and the pipeline expansion joint (2-3) be arranged on bottom down stream tee joint (2-2), described soil stack (2-1), down stream tee joint (2-2) and pipeline expansion joint (2-3) are all in vertically to laying, and described soil stack (2-1) is for U-PVC pipe and its external diameter is Φ 75mm, Φ 110mm or Φ 160mm, the upper interface of described down stream tee joint (2-2) carries out being connected with the bottom of the soil stack (2-1) of the side of being located thereon and its sidepiece interface is connected with described branch drain, the lower end of described pipeline expansion joint (2-3) is connected with the top of the soil stack be positioned at below it (2-1), the lower interface of described down stream tee joint (2-2) is connected with the upper end of pipeline expansion joint (2-3) and therebetween for socket joint connects, the upper end of described pipeline expansion joint (2-3) is bellmouth, the lower interface of down stream tee joint (2-2) is insert the socket in described bellmouth from top to bottom.

2. according to a kind of highrise building according to claim 1 indoor U-PVC soil stack prefabricate and install structure, it is characterized in that: described pipeline expansion joint (2-3) is telescopic extension joint.

3. according to a kind of highrise building indoor U-PVC soil stack prefabricate and install structure described in claim 1 or 2, it is characterized in that: the total length L=H-z-F after described soil stack (2-1) and the down stream tee joint (2-2) be arranged on bottom it assemble, wherein H by the floor height of construction highrise building, z is the length of pipeline expansion joint (2-3), and F is the reserved stroke of pipeline expansion joint (2-3).

4., according to a kind of highrise building according to claim 3 indoor U-PVC soil stack prefabricate and install structure, it is characterized in that: described F=0.03m ~ 0.05m.

5., according to a kind of highrise building indoor U-PVC soil stack prefabricate and install structure described in claim 1 or 2, it is characterized in that: the degree of depth h>=h of described bellmouth ₀+ Δ h, wherein Δ h=15mm ~ 25mm; h ₀the minimum insertion depth in described bellmouth is inserted for described socket, when the external diameter of soil stack (2-1) is Φ 75mm, h ₀=40mm; When the external diameter of soil stack (2-1) is Φ 110mm, h ₀=48mm; When the external diameter of soil stack (2-1) is Φ 160mm, h ₀=58mm.

6. according to the indoor U-PVC soil stack of a kind of highrise building described in claim 1 or 2 prefabricate and install structure, it is characterized in that: described soil stack (2-1) is an elongated U-PVC pipe or by the assembled from top to bottom assembled pipeline of multiple U-PVC pipeline section.

7. according to a kind of highrise building according to claim 6 indoor U-PVC soil stack prefabricate and install structure, it is characterized in that: described assembled pipeline by the lower tubular section (2-11) passed from bottom of the building plate (1), be positioned at the upper tubular section (2-12) directly over lower tubular section (2-11) and the tee piece (2-13) that is connected between lower tubular section (2-11) and upper tubular section (2-12) assembled, described lower tubular section (2-11) and upper tubular section (2-12) all in vertical to laying.

8., according to a kind of highrise building according to claim 7 indoor U-PVC soil stack prefabricate and install structure, it is characterized in that: the spacing h=1m ~ 1.2m between described tee piece (2-13) and bottom of the building plate (1) upper surface.