CN215636579U

CN215636579U - A vertical pipeline suitable for underground heat exchange and its detection device

Info

Publication number: CN215636579U
Application number: CN202020972034.8U
Authority: CN
Inventors: 李利; 李明; 方海涛
Original assignee: Shanghai Civil Engineering Co Ltd of CREC; Civil Construction Engineering Co Ltd of Crecsh Group
Current assignee: Shanghai Civil Engineering Co Ltd of CREC; Civil Construction Engineering Co Ltd of Crecsh Group
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2022-01-25
Anticipated expiration: 2030-06-01

Abstract

The embodiment of the utility model discloses a vertical pipe suitable for underground heat exchange and a detection device thereof. The vertical pipe suitable for underground heat exchange of the utility model is convenient for installation in underground pipe wells, including fixing The ring and a plurality of vertical pipes are provided with a plurality of elastic rings on the fixing ring, the vertical pipes are clamped on the elastic rings, and the bottom ends of the two opposite vertical pipes are communicated through the arranged U-shaped pipes. In the detection device of the utility model, the vertical pipeline used by the detection device for detection comprises a horizontal pipe, one end of the horizontal pipe is also installed with a first valve, and the horizontal pipe is connected with a plurality of connecting pipes for connecting with the vertical pipe. A straight pipe is communicated with the pipe, and a pressure gauge is installed on the straight pipe. The utility model prevents the positional deviation of the vertical pipe due to the soil extrusion in the underground pipe well after the vertical pipe goes down the well, and can give early warning in time to prevent the situation that the vertical pipe is difficult to replace after the backfilled concrete is concealed.

Description

Vertical pipeline suitable for underground heat exchange and detection device thereof

Technical Field

The utility model relates to the technical field of building construction, in particular to a vertical pipeline suitable for underground heat exchange and a detection device thereof.

Background

In the technical field of constructional engineering, particularly underground engineering, with the increasing national requirements on green construction, energy conservation and emission reduction become new trend, and ground source heat pump heating and air conditioning systems in houses, office buildings and stations are favored more and more. The ground source heat pump is a heat supply central air conditioning system which takes rock and soil mass, stratum soil, underground water or surface water as a low-temperature heat source and consists of a water ground source heat pump unit, a geothermal energy exchange system and a system in a building. Therefore, the quality of the ground source heat pump effect and the construction quality of the underground pipeline are the key.

The construction quality of the underground pipeline is often uncontrollable due to the influences of poor construction conditions, large quantity of pipelines, deep depth of the pipelines and the like, and the main characteristic is that after the pipeline is lowered, no effective measure is taken to press the pipelines together, so that the contact area between the pipelines and soil is reduced; secondly, the pipeline discharging process has no effective detection method, and after the pipeline is concealed, the pipeline cannot be replaced due to the fact that the pipeline is detected and damaged. In view of the above, we propose a vertical pipe and a detection device thereof suitable for underground heat exchange.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vertical pipeline suitable for underground heat exchange and a detection device thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a vertical pipeline suitable for underground heat exchange, vertical pipeline is convenient for install in the underground pipe well, including solid fixed ring and a plurality of standpipe, gu be provided with a plurality of elastic rings on the fixed ring, the standpipe joint is in on the elastic ring, the U-shaped pipe intercommunication of setting is passed through to the bottom of two standpipe that set up relatively.

Preferably, the elastic ring is provided with a notch, and the vertical pipe is clamped into the elastic ring through the notch.

Preferably, the number of the elastic rings and the number of the vertical pipes are the same and are even.

Preferably, the U-shaped pipes communicated with the bottom ends of the vertical pipes are sequentially arranged in a staggered manner from bottom to top.

The utility model provides a detection device, detection device is used for detecting the standpipe, includes the horizontal pipe, first valve is still installed to the one end of horizontal pipe, the intercommunication has a plurality ofly be used for with the connecting pipe that the standpipe links to each other on the horizontal pipe, the intercommunication has the straight tube on the horizontal pipe, install the manometer on the straight tube, first valve is still installed to the one end of horizontal pipe.

Preferably, the straight pipe is provided with a second valve.

Preferably, one end of the horizontal pipe close to the first valve is provided with a threaded joint.

Preferably, the connecting pipe is connected with the vertical pipe in a threaded connection or hot-melt welding mode.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the vertical pipeline suitable for underground heat exchange and the detection device thereof, the fixing rings are utilized to keep good intervals among the vertical pipes, and one or more fixing rings can be arranged to fix the vertical pipes according to actual construction conditions, so that a better fixing effect is achieved, and the vertical pipes cannot deviate in position due to soil extrusion in an underground pipe well after being put into the well;

2. this vertical pipeline and detection device suitable for underground heat exchange utilizes the manometer to observe the pressure index in the pipeline, if breaking of pipeline takes place at the in-process of backfilling, then the reading on the manometer then can change to this plays the effect that detects at the in-process of going into the well to the standpipe, for timely early warning, the situation that prevents the concrete of backfilling and conceal back standpipe change difficulty takes place.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of a retaining ring according to embodiment 1 of the present invention;

FIG. 3 is a schematic view of the structure of a standpipe and a U-shaped pipe in example 1 of the present invention;

FIG. 4 is a schematic view of the overall structure of embodiment 2 of the present invention;

FIG. 5 is a side view of the whole structure of embodiment 2 of the present invention;

fig. 6 is a schematic structural diagram of a detection apparatus in embodiment 2 of the present invention.

In the figure: 1. a fixing ring; 11. an elastic ring; 2. a vertical tube; 21. a U-shaped tube; 3. a detection device; 31. A horizontal tube; 311. a first valve; 312. a threaded interface; 32. a connecting pipe; 33. a straight pipe; 331. a second valve; 34. a barometer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not 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 present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

A vertical pipeline suitable for underground heat exchange is disclosed, as shown in figures 1-3, the vertical pipeline is convenient to install in an underground pipe well, and comprises a fixing ring 1 and a plurality of vertical pipes 2, the fixing ring 1 is provided with a plurality of elastic rings 11, the vertical pipes 2 are clamped on the elastic rings 11, the bottom ends of two opposite vertical pipes 2 are communicated through a U-shaped pipe 21, the U-shaped pipe 21 can be connected to the bottom ends of the two vertical pipes 2 in a threaded connection or hot melt welding mode according to different materials, the position of the elastic rings 11 can be changed to meet the installation standard according to the installation position and space requirement of the vertical pipes 2, meanwhile, the fixing ring 1 can be used for keeping good space between the vertical pipes 2, one or a plurality of fixing rings 1 can be arranged to fix the vertical pipes 2 according to the actual construction condition, so as to achieve a better fixing effect, and the vertical pipes 1 can not generate position deviation due to soil extrusion in the underground pipe well after going into the well, simple structure and convenient use.

In this embodiment, be provided with breach 111 on the elastic ring 11, in standpipe 2 passed through breach 111 joint income elastic ring 11, utilize the elasticity of elastic ring 11 to go into breach 111 with 2 joint of standpipe for elastic ring 11 is fixed with 2 centre grippings of standpipe, and is easy and simple to handle.

Further, the number of the elastic rings 11 and the plurality of vertical pipes 2 is the same, and is an even number, and the number of the vertical pipes 2 in this embodiment is preferably 4 or 6 according to construction requirements, and preferably, the number of the vertical pipes 6 in the present invention is preferably 4 for illustration.

It is worth to say that, the U-shaped pipe 21 of standpipe 2 bottom intercommunication staggers the arrangement from the bottom up in proper order, and the U-shaped pipe 21 of standpipe 2 bottom is convenient for arrange, avoids crossing of pipeline.

Example 2

A detection device is disclosed, as shown in fig. 4-6, embodiment 2 is an improved scheme of embodiment 1, and the improvement lies in that a detection device 3 is added for detecting the installation quality of a vertical pipe 2, the detection device comprises a horizontal pipe 31, one end of the horizontal pipe 31 is also provided with a first valve 311, the horizontal pipe 31 is communicated with a plurality of connecting pipes 32 for connecting with the vertical pipe 2, the horizontal pipe 31 is communicated with a straight pipe 33, the straight pipe 33 is provided with a pressure gauge 34, the connecting pipes 32 are provided with the same number as the vertical pipes 2, before the vertical pipe 2 is installed in an underground pipe well, pressurized irrigation is carried out through one end of the horizontal pipe 31, the pressure index in the pipe is observed by using the pressure gauge 34, after the reading of the pointer of the pressure gauge 34 is stable, the first valve 311 is closed, the whole pipe of the detection device 3 is in a pressure state, at this time, the detection device 3 is communicated with the vertical pipe 3 and is installed in the underground pipe well, and backfilling concrete to the underground pipe well, wherein if the pipeline is broken in the backfilling process, the reading on the pressure gauge 34 changes, so that the vertical pipe 2 is detected in the well descending process, the situation that the vertical pipe 1 is difficult to replace after the backfilled concrete is concealed is prevented, and if the index of the pressure gauge 34 is not detected in the detection process, the detection device 3 is detached from the vertical pipe 1 for the next vertical pipe installation and use.

In this embodiment, the straight tube 33 is provided with the second valve 331, and during the detection process, if the pressure gauge 34 is damaged, the second valve 331 can be locked to replace the pressure gauge 34.

Furthermore, a threaded joint 312 is arranged at one end of the horizontal pipe 31 close to the first valve 311, so that the threaded joint 312 can be conveniently connected with an external irrigation pipeline.

It should be noted that the connection pipe 32 is connected to the vertical pipe 2 by a screw connection or a heat welding method, so as to facilitate the assembly and disassembly of the connection pipe 32 and the vertical pipe 2.

When the vertical pipeline suitable for underground heat exchange and the detection device thereof are used, the U-shaped pipe 21 can be connected to the bottom ends of the two vertical pipes 2 in a threaded connection or hot-melt welding mode according to different materials, the position of the elastic ring 11 can be changed according to the installation position and the distance requirement of the vertical pipes 2 so as to meet the installation standard, meanwhile, the fixing ring 1 can be used for keeping good distance among the vertical pipes 2, one or more fixing rings 1 can be arranged for fixing the vertical pipes 2 according to the actual construction condition, so that a better fixing effect is achieved, and the vertical pipes 1 cannot deviate in position due to soil extrusion in an underground pipe well after being put into the well;

before the vertical pipe 2 is installed in the underground pipe well, water is filled through one end of the horizontal pipe 31 in a pressurizing mode, a pressure index in the pipeline is observed through the pressure gauge 34, after the reading of the pointer of the pressure gauge 34 is stable, the first valve 311 is closed, the whole pipeline of the detection device 3 is in a pressure state, the detection device 3 is communicated with the vertical pipe 3 and is installed in the underground pipe well, concrete is backfilled in the underground pipe well, if the index of the pressure gauge 34 is detected to be unchanged, the vertical pipe 1 is indicated to be leaked in the installation process, the detection device 3 is detached from the vertical pipe 1 and used for installation, if the pipeline is broken in the backfilling process, the reading on the pressure gauge 34 can be changed, the vertical pipe 2 is detected in the well descending process, the situation that the vertical pipe 1 is difficult to replace after the backfilled concrete is hidden is avoided, and the structure is simple, convenient to use, and is convenient to popularize and promote.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A vertical pipe suitable for underground heat exchange, the vertical pipe is convenient for install in underground tubular well, its characterized in that: including solid fixed ring (1) and a plurality of standpipe (2), be provided with a plurality of elastic rings (11) on solid fixed ring (1), standpipe (2) joint is in on elastic ring (11), the U-shaped pipe (21) intercommunication through setting up is passed through to the bottom of two standpipe (2) that set up relatively.

2. Vertical pipe adapted for subterranean heat exchange according to claim 1, wherein: be provided with breach (111) on elastic ring (11), standpipe (2) pass through breach (111) joint income in elastic ring (11).

3. Vertical pipe adapted for subterranean heat exchange according to claim 1, wherein: the number of the elastic rings (11) and the number of the vertical pipes (2) are the same and are even.

4. Vertical pipe adapted for subterranean heat exchange according to claim 1, wherein: u-shaped pipes (21) communicated with the bottom ends of the vertical pipes (2) are sequentially arranged in a staggered manner from bottom to top.

5. A test device for testing a standpipe (2) according to any one of claims 1-4, wherein: including horizontal pipe (31), first valve (311) are still installed to the one end of horizontal pipe (31), the intercommunication has a plurality ofly be used for with connecting pipe (32) that standpipe (2) link to each other on horizontal pipe (31), the intercommunication has straight tube (33) on horizontal pipe (31), install manometer (34) on straight tube (33).

6. The detection device according to claim 5, wherein: and a second valve (331) is arranged on the straight pipe (33).

7. The detection device according to claim 5, wherein: one end of the horizontal pipe (31) close to the first valve (311) is provided with a threaded joint (312).

8. The detection device according to claim 5, wherein: the connecting pipe (32) is connected with the vertical pipe (2) in a threaded connection or hot-melt welding mode.