CN212778820U

CN212778820U - Ground buried pipe joint for ground source heat pump

Info

Publication number: CN212778820U
Application number: CN202021372160.6U
Authority: CN
Inventors: 卢子阳; 杜传梅; 刘玉华; 樊明娟; 郭鑫; 陶东陵; 余泽慧; 李莹
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-03-23
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a ground buried pipe joint for a ground source heat pump, which belongs to the field of pipe fittings for ground source heat pumps, and comprises a double-U joint body and a connecting pipe, wherein the connecting pipe is fixedly arranged above the double-U joint body; a through cavity is formed in the double-U joint body, so that every two connecting pipes are communicated with each other; an annular groove is formed in the top end of the connecting pipe, a buried pipe is installed in the annular groove, one end of the buried pipe is located in the annular groove, and the buried pipe and the connecting pipe are fixedly connected in a hot melting mode; and the buried pipe is provided with a pipeline fixing piece. The utility model has the advantages that the upper end of the connecting pipeline is provided with the annular groove to be connected with the buried pipe in a hot melting mode, so that the installation steps are greatly simplified, the construction efficiency is improved, and the sealing performance is very high; the utility model discloses a set up the pipeline mounting, can prevent effectively that the buried pipe from taking place the circumstances such as alternately, winding, discount, the staff buried pipe of being convenient for.

Description

Ground buried pipe joint for ground source heat pump

Technical Field

The utility model belongs to pipe fitting field for ground source heat pump, concretely relates to ground source heat pump is with ground buried pipe joint.

Background

The ground source heat pump is a high-efficiency energy-saving air conditioning system which can supply heat and refrigerate by utilizing underground shallow geothermal resources (also called geothermal energy, including underground water, soil or surface water and the like). The ground source heat pump realizes the transfer of low-temperature heat energy to high-temperature heat energy by inputting a small amount of high-grade energy (such as electric energy). The geothermal energy is respectively used as a heat source for heat pump heating in winter and a cold source for air conditioning in summer, namely, in winter, the heat in the geothermal energy is taken out, and the heat is supplied to indoor heating after the temperature is increased; in summer, the heat in the room is taken out and released to the ground. The heat exchange with the soil is realized by utilizing the cold and heat accumulation performance of the soil and circulating the intermediate medium in the closed underground heat exchanger.

The ground source heat pump air conditioning system mainly comprises an overground air conditioning unit and an underground pipeline heat exchange system, wherein an underground pipe laying heat exchanger is a key component of the ground source heat pump system, in the prior art, a double-U-shaped heat exchanger is mostly adopted for an underground pipe, the double-U-shaped joint is required to be used for connecting the pipeline in a pipeline loop, and at present, 4 electric melting sleeves are required to be respectively used between the double-U-shaped joint and the underground pipe for connecting a pipe and a double-U-shaped elbow, so that the efficiency is low, the construction is complex, and the sealing performance is not high.

Disclosure of Invention

To the deficiency of prior art, the utility model aims to provide a ground source heat pump land used buried pipe connects need not to be connected tubular product and double-U articulate through electric smelting sleeve pipe, has simplified the construction procedure.

The purpose of the utility model can be realized by the following technical scheme:

a ground buried pipe joint for a ground source heat pump comprises a double-U joint body and a connecting pipe, wherein the connecting pipe is fixedly arranged above the double-U joint body.

And a through cavity is formed in the double-U connector body, so that every two connecting pipes are communicated with each other.

The top end of the connecting pipe is provided with an annular groove, a buried pipe is installed in the annular groove, one end of the buried pipe is located in the annular groove, and the buried pipe is fixedly connected with the connecting pipe in a hot melting mode.

Further, a pipeline fixing piece is installed on the buried pipe.

Furthermore, the pipeline fixing part comprises a bearing piece and four clamping parts, the bearing piece is positioned between the buried pipes, and the four clamping parts are arranged on the periphery of the bearing piece.

Furthermore, the chucking part is close to the one side that holds the piece and has seted up the mounting groove, and fixedly connected with rubber layer in the mounting groove holds the one end of piece and installs in the mounting groove.

Furthermore, one side of the clamping component, which is far away from the bearing piece, is provided with a fixing groove.

The utility model has the advantages that:

1. the utility model has the advantages that the upper end of the connecting pipeline is provided with the annular groove to be connected with the buried pipe in a hot melting mode, so that the installation steps are greatly simplified, the construction efficiency is improved, and the sealing performance is very high;

2. the utility model discloses a set up the pipeline mounting, can prevent effectively that the buried pipe from taking place the circumstances such as alternately, winding, discount, the staff buried pipe of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic partial cross-sectional view of an embodiment of the invention;

fig. 3 is a schematic partial cross-sectional view of an embodiment of the invention;

fig. 4 is a partially exploded schematic view of an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

A ground buried pipe joint for a ground source heat pump is disclosed, as shown in figure 1, and comprises a double-U joint body 1 and connecting pipes 11, wherein the connecting pipes 11 are fixedly arranged above the double-U joint body 1, a through cavity is formed in the double-U joint body 1, so that every two connecting pipes 11 are mutually communicated, any two connecting pipes 11 of the double-U joint body 1 are connected with a water inlet pipe or a water outlet pipe, two inlets and two outlets can be formed, corresponding water inlet interfaces and water outlet interfaces do not need to be distinguished, and the installation process is greatly simplified;

annular groove 12 has been seted up on the top of connecting pipe 11, installs buried pipe 3 in the annular groove 12, and the one end of buried pipe 3 is located annular groove 12 to through the mode of hot melt with buried pipe 3 and connecting pipe 11 fixed connection, be connected reliably between buried pipe 3 and the connecting pipe 11, simplified the installation operation, improve the efficiency of construction, and the leakproofness is very high, effectively prevents the inside water seepage of pipeline.

The utility model is also provided with a pipeline fixing piece 2, and the pipeline fixing piece 2 is arranged on the buried pipe 3;

the pipe fixing part 2 comprises a bearing piece 22 and four clamping parts 21, wherein the four clamping parts 21 are arranged, and the clamping parts 21 are arranged around the bearing piece 22;

the bearing sheet 22 is positioned between the buried pipes 3, and the periphery of the bearing sheet 22 is respectively connected with the clamping part 21;

one side of the clamping component 21 close to the bearing sheet 22 is provided with an installation groove 24, a rubber layer is fixedly connected in the installation groove 24, one end of the bearing sheet 22 is installed in the installation groove 24, and the bearing sheet 22 is not easy to slide in the installation groove 24 under the action of the rubber layer;

the fixing groove 23 is formed in one side, away from the bearing piece 22, of the clamping part 21, connecting pieces such as ropes, adhesive tapes or iron wires can be conveniently fixed to the clamping part 21 in pairs by workers, the ropes penetrate through the fixing groove 23 and pass through the upper surfaces of the clamping part 21 and the bearing piece 22, penetrate through the other fixing groove 23 and pass through the lower surfaces of the clamping part 21 and the bearing piece 22 to be fixed in a knotting mode, the ropes can be wound in multiple ways, fixing stability is improved, the other fixing mode between the clamping parts 21 is the same, and the fixed ropes are made to form a cross shape.

The pipeline fixing part 2 can be installed on the buried pipe 3 at a certain distance, so that the buried pipe 3 can be effectively prevented from being crossed, wound, folded and the like, and the buried pipe is convenient for workers to bury.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A ground buried pipe joint for a ground source heat pump comprises a double-U joint body (1) and a connecting pipe (11), and is characterized in that the connecting pipe (11) is fixedly arranged above the double-U joint body (1);

a through cavity is formed in the double-U joint body (1), so that every two connecting pipes (11) are communicated with each other;

annular groove (12) have been seted up on the top of connecting pipe (11), install buried pipe (3) in annular groove (12), the one end of buried pipe (3) is located annular groove (12) to through the mode of hot melt with buried pipe (3) and connecting pipe (11) fixed connection.

2. The buried pipe joint for the ground source heat pump according to claim 1, characterized in that a pipeline fixing piece (2) is installed on the buried pipe (3).

3. The buried pipe joint for the ground source heat pump according to claim 2, wherein the pipe fixing member (2) comprises bearing pieces (22) and clamping members (21), the bearing pieces (22) are positioned between the buried pipes (3), the clamping members (21) are four in number, and the clamping members (21) are arranged on the periphery of the bearing pieces (22).

4. The ground pipe laying joint for the ground source heat pump according to claim 3, wherein a mounting groove (24) is formed in one side, close to the bearing sheet (22), of the clamping part (21), a rubber layer is fixedly connected in the mounting groove (24), and one end of the bearing sheet (22) is mounted in the mounting groove (24).

5. The ground pipe laying joint for a ground source heat pump according to claim 4, wherein a fixing groove (23) is formed on one side of the clamping part (21) far away from the bearing sheet (22).