CN210238708U

CN210238708U - Device for draining water in adverse slope section of comprehensive pipe rack

Info

Publication number: CN210238708U
Application number: CN201920999974.3U
Authority: CN
Inventors: Zhichao Zheng; 郑志超; Fengyuan Ge; 葛丰源; Fan Yang; 杨帆; Xiaogang Peng; 彭小刚; Wen Ren; 任文; Xinglong Liu; 刘兴隆; Jing Wang; 王晶
Original assignee: Jinan Municipal Engineering Design and Research Institute Group Co Ltd
Current assignee: Jinan Municipal Engineering Design and Research Institute Group Co Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-03
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a device for solving the problem of drainage at the adverse slope section of a comprehensive pipe gallery, which comprises a drainage straight pipe, a P-shaped elbow and a straight-through floor drain, wherein one end of the drainage straight pipe is connected with the P-shaped elbow, and the other end of the drainage straight pipe is communicated with a sump pit; the top of the P-shaped elbow is provided with an upward opening and is connected with the straight-through floor drain; the straight drainage pipe is provided with a longitudinal slope, and the longitudinal slope is towards the sump. The device sets up at utility tunnel adverse slope section, collects utility tunnel adverse slope section ponding and draws the drainage to the sump pit in, can effectively discharge the ponding of adverse slope section, has avoided the inside ponding of utility tunnel to cause the condition of equipment damage.

Description

Device for draining water in adverse slope section of comprehensive pipe rack

Technical Field

The utility model relates to a utility tunnel drainage field specifically relates to a solve device of utility tunnel adverse slope section drainage.

Background

The utility tunnel is as the carrier that the pipeline intensive was laid, and the life of internals has directly been influenced to the air humidity of piping lane internal environment.

The inside drainage problem of piping lane usually leads ponding to the sump through the longitudinal drainage side ditch of unilateral or bilateral arrangement, and the sump is generally set up near the hot wall that prevents of every fire zone low point department, and automatic drain pump in the sump will collect the water through the drainage pipe to connect in the rainwater inspection shaft of road.

Because of preventing hot wall department and setting up node such as vent and escape opening usually, for avoiding drain pipe and upper portion node conflict, the sump pit is difficult to set up in preventing hot wall below, consequently just leads to having one section adverse slope section, and this within range ponding is difficult to flow to the sump pit by gravity in. Long-term water accumulation in the range can cause corrosion of nearby fireproof doors and other pipeline auxiliary components, and daily management and operation of the pipe gallery are directly affected.

SUMMERY OF THE UTILITY MODEL

The purpose of the present disclosure is to overcome the above disadvantages of the prior art, and to provide a device for solving the problem of drainage at the adverse slope section of a utility tunnel; the device can collect utility tunnel adverse slope section ponding and draw and drain to the sump pit in, and then avoid appearing the phenomenon of the inside ponding of utility tunnel.

The utility model aims at providing a solve utility tunnel adverse slope section drainage's device, in order to realize above-mentioned purpose, this disclosure adopts following technical scheme:

a device for solving drainage of a reverse slope section of a comprehensive pipe gallery comprises a drainage straight pipe, a P-shaped elbow and a straight-through floor drain, wherein one end of the drainage straight pipe is connected with the P-shaped elbow, and the other end of the drainage straight pipe is communicated with a sump; the top of the P-shaped elbow is provided with an upward opening and is connected with the straight-through floor drain; the straight drainage pipe is provided with a longitudinal slope, and the longitudinal slope is towards the sump.

The working principle of the device disclosed by the invention is as follows:

the device is arranged at the lowest point of the reverse slope section, accumulated water in the reverse slope section enters the P-shaped elbow from the straight-through floor drain to be collected, and then enters the water collecting pit through drainage of the drainage straight pipe.

As a further technical scheme, the gradient value of a longitudinal slope arranged on the straight drainage pipe is 0.2%.

As a further technical scheme, the straight drainage pipe is arranged at the joint of the straight drainage pipe and the P-shaped elbow in a downward inclined mode.

As a further technical scheme, the drainage straight pipe and the P-shaped elbow are both made of hard polyvinyl chloride.

As a further technical scheme, the P-shaped elbow is in socket-type adhesive connection with the straight-through floor drain.

The beneficial effect of this disclosure does:

this disclosed drainage device sets up at utility tunnel adverse slope section, can effectively discharge the ponding of adverse slope section, has avoided the inside ponding of utility tunnel to cause the condition of equipment damage.

The utility model discloses a drainage device can effectively solve the adverse slope section ponding problem under the prerequisite that comprehensive pipe gallery overall arrangement was not adjusted, guarantees that the good of comprehensive pipe gallery internal environment, comfortable.

The drainage device disclosed by the invention is provided with the P-shaped elbow on the drainage straight pipe, the bottom of the drainage straight pipe can play a role of a grit chamber, and the drainage straight pipe is convenient to overhaul and maintain in the later stage.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

FIG. 1 is a schematic view of the overall structure disclosed in one embodiment;

in the figure, a straight drainage pipe 1, a 2P-shaped elbow, a straight-through floor drain 3, a sump 4 and a firewall 5 are arranged.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

for convenience of description, the words "up", "down", "left" and "right" in this disclosure, if any, merely indicate correspondence with up, down, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate description of the disclosure and simplify description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the disclosure.

As described in the background art, the inside sump of the utility tunnel is generally disposed near the firewall at the low point of each fireproof partition, and the sump is difficult to be disposed below the firewall, so that a reverse slope section exists, accumulated water in the range is difficult to flow into the sump by gravity.

The application provides a device for solving drainage of a reverse slope section of a comprehensive pipe gallery, which comprises a drainage straight pipe, a P-shaped elbow and a straight-through floor drain, wherein one end of the drainage straight pipe is connected with the P-shaped elbow, and the other end of the drainage straight pipe is connected with a sump; the top of the P-shaped elbow is provided with an upward opening and is connected with the straight-through floor drain; the straight drainage pipe is provided with a longitudinal slope, and the longitudinal slope is towards the sump.

Example 1

The drainage device disclosed in this embodiment will be further described with reference to fig. 1;

referring to the attached figure 1, the device for solving the problem of drainage of the adverse slope section of the comprehensive pipe gallery comprises a straight drainage pipe 1, a P-shaped elbow 2 and a straight-through floor drain 3, wherein one end of the straight drainage pipe 1 is connected with the P-shaped elbow 2, and the other end of the straight drainage pipe 1 is connected with a sump 4; the top opening of the P-shaped elbow 2 faces upwards, the top of the P-shaped elbow 2 is connected with the straight-through floor drain 3, and the P-shaped elbow 2 is connected with the straight-through floor drain 3 in a socket-and-spigot bonding mode.

The straight drainage pipe 1 is provided with a longitudinal slope, the longitudinal slope is towards the sump 4, and accumulated water in the reverse slope section is drained into the sump through the straight drainage pipe. The longitudinal slope and the slope direction of the longitudinal slope are well known concepts in the civil engineering field, and are not described herein again.

The slope value of the longitudinal slope arranged on the straight drainage pipe 1 is 0.2 percent.

The bottom of the P-shaped elbow 2 can play the role of a grit chamber, and the later-stage maintenance of the drainage pipeline is facilitated.

The straight drainage pipe 1 is arranged by the downward slope with P type elbow 2 junction, and the lowest end of straight drainage pipe communicates with sump 4.

In the embodiment, the straight drainage pipe 1 and the P-shaped elbow 2 both adopt DN100 hard polyvinyl chloride (PVC-U) pipes, and the straight-through floor drain 3 adopts a straight-through A-type floor drain, which are all general devices in the building industry, are convenient to purchase and do not need secondary processing.

The straight-through floor drain 3 can adopt an all-copper floor drain, so that the reliable strength and the service life are ensured.

The use method of the device disclosed by the invention comprises the following steps:

the device is arranged at the lowest point of the reverse slope section of the comprehensive pipe gallery, accumulated water in the reverse slope section enters the P-shaped elbow from the straight-through floor drain to be collected, and then enters the water collection pit through drainage of the drainage straight pipe, so that the condition that the accumulated water is inside the comprehensive pipe gallery is avoided.

Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A device for solving drainage of a reverse slope section of a comprehensive pipe gallery is characterized by comprising a straight drainage pipe, a P-shaped elbow and a straight-through floor drain, wherein one end of the straight drainage pipe is connected with the P-shaped elbow, and the other end of the straight drainage pipe is communicated with a sump; the top of the P-shaped elbow is provided with an upward opening and is connected with the straight-through floor drain; the straight drainage pipe is provided with a longitudinal slope, and the longitudinal slope is towards the sump.

2. The device for solving the problem of drainage at the reverse slope section of the comprehensive pipe rack as claimed in claim 1, wherein the slope value of the longitudinal slope of the straight drainage pipe is 0.2%.

3. The device for solving the problem of drainage at the adverse slope section of the comprehensive pipe rack as claimed in claim 1, wherein the straight drainage pipe is arranged in a manner that the straight drainage pipe is inclined downwards from the connection part with the P-shaped elbow.

4. The device for solving the problem of the drainage of the adverse slope section of the comprehensive pipe rack as claimed in claim 1, wherein the drainage straight pipe and the P-shaped elbow are both made of rigid polyvinyl chloride.

5. The device for solving the problem of drainage at the adverse slope section of the comprehensive pipe rack as claimed in claim 1, wherein the P-shaped elbow is in socket-type adhesive connection with the straight-through floor drain.