CN218544868U

CN218544868U - Geothermal energy transducer and geothermal energy air conditioning system

Info

Publication number: CN218544868U
Application number: CN202121439757.2U
Authority: CN
Inventors: 秦丹志; 杨利华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2023-02-28
Anticipated expiration: 2031-06-25

Abstract

The utility model belongs to the technical field of geothermal space, and discloses a geothermal energy transducing device which is buried in a concrete layer under the ground and comprises a transducing pipe, a fixed outer ring, a transducing pipe, a fixed inner ring, a transverse pipe and a connecting piece; the energy conversion tube is provided with a plurality of mutually parallel fixed outer rings which are distributed at intervals along the circumferential direction, the outer side of each energy conversion tube is simultaneously sleeved with a plurality of fixed outer rings which are distributed at intervals along the length direction of the energy conversion tube, and each fixed outer ring is vertical to each energy conversion tube; the inner side of each energy conversion tube is simultaneously sleeved with a plurality of fixed inner rings, and the outer side of each fixed inner ring is abutted with each energy conversion tube; the utility model also discloses a geothermal energy air conditioning system. The utility model discloses can prefabricate, can prefabricate before the construction promptly, improve the construction speed, can form a great coil pipe structure of heating surface moreover, and the heat energy exchange effect between the geothermal energy on stratum is more abundant.

Description

Geothermal energy conversion device and geothermal energy air conditioning system

Technical Field

The utility model belongs to the technical field of geothermal air conditioning equipment, concretely relates to geothermal energy transducer and geothermal energy air conditioning system.

Background

In the existing geothermal energy air conditioning system, the acquisition of geothermal energy is realized by the exchange effect between a coil arranged underground and geothermal energy when energy conversion liquid flows in the coil, and the energy conversion liquid after the geothermal energy exchange is output for the geothermal energy air conditioning system to use.

But current coil pipe structure has the spiral dish to establish the structure, also has the dish that is the S-shaped to establish the structure, and nevertheless the coil pipe that the structure was established to these dishes is higher to tubular product, the construction requirement that the dish was established, and the actual construction is comparatively difficult loaded down with trivial details, and the coil pipe structure after the dish was established is relatively poor in the steadiness and with the geothermal energy contactability aspect moreover, is unfavorable for the abundant transduction of geothermal energy and transducing liquid.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more of the above technical problems, the present invention provides a geothermal energy converting apparatus and a geothermal energy air conditioning system.

On one hand, the utility model provides a geothermal energy transducing device, which is buried in the concrete layer under the ground, comprising a transducing pipe, a fixed outer ring, a fixed inner ring, a transverse pipe and a connecting piece;

the energy conversion tubes are arranged in a plurality of parallel and are distributed at intervals along the circumferential direction, a plurality of fixed outer rings distributed at intervals along the length direction of the energy conversion tubes are sleeved on the outer side of each energy conversion tube, and each fixed outer ring is perpendicular to each energy conversion tube; the inner side of each energy conversion tube is simultaneously sleeved with a plurality of fixed inner rings, and the outer side of each fixed inner ring is abutted with each energy conversion tube; two adjacent transduction pipes are communicated through the transverse pipe, and all the transduction pipes are connected into a single-flow-direction pipeline with a liquid outlet and a liquid inlet; the fixed outer ring and the energy conversion tube and the fixed inner ring and the energy conversion tube are fixedly connected through the connecting pieces.

In a preferred technical scheme, the connecting piece comprises a first U-shaped clamping piece, the arc-shaped end of the first U-shaped clamping piece is connected to the outer side of the transduction pipe, and the open end of the first U-shaped clamping piece is fixedly connected with the fixed outer ring.

In a preferable technical scheme, the open end of the first U-shaped clamping piece is connected with the fixed outer ring in a welding mode.

In a preferred technical scheme, the connecting piece further comprises a first binding piece, and the fixed inner ring is connected with the transduction pipe through the first binding piece.

In a preferred technical scheme, the connecting piece comprises a second U-shaped clamping piece and a bolt, the arc-shaped end of the second U-shaped clamping piece is connected to the outer side of the energy conversion pipe, a threaded connecting portion is arranged at the opening end of the second U-shaped clamping piece, and the threaded connecting portion penetrates through the fixed outer ring and is connected with the bolt.

In a preferred technical scheme, the connecting piece further comprises a base plate which is arranged between the bolt and the fixed outer ring and is penetrated by the second U-shaped clamping piece, arc-shaped surfaces and connecting planes which are matched with the outer side of the fixed outer ring are respectively arranged on two sides of the base plate, and the connecting planes are abutted to the bolt.

In a preferred technical scheme, a washer is further arranged between the connecting plane and the bolt.

In a preferable technical scheme, the connecting piece further comprises a second binding piece, and the fixed inner ring is connected with the energy conversion tube through the second binding piece.

In a preferred technical scheme, the energy-saving device further comprises a transverse pipe, and two ends of the transverse pipe are connected with the same side ends of the two adjacent energy-converting pipes through pipe joints respectively and communicated with each other.

On the other hand, the utility model also provides a geothermal energy air conditioning system, including above-mentioned arbitrary geothermal energy transducer.

The utility model has the advantages that:

(1) The utility model discloses a transduction pipeline is through being located its outer, inboard fixed outer loop and fixed inner ring respectively, and the back three can constitute a good and be convenient for a body structure of being under construction of steadiness after the connecting piece is connected, and this structure can be prefabricated, can prefabricate this transduction device promptly before the construction, then drops into the construction installation, has improved the construction speed.

(2) The utility model has the advantages that the plurality of the transduction pipes with the straight pipe type structure are longitudinally arranged and the adjacent transduction pipes are mutually communicated, so that a coil pipe structure with a larger heating surface can be formed, the heat energy exchange effect with the geothermal energy of the stratum is more sufficient, and the utilization rate is higher; moreover, the energy conversion tube with the straight tube structure can be arranged between the fixed outer ring and the fixed inner ring more conveniently, and the installation is more convenient.

(3) The utility model can connect the transduction pipe and the fixed outer ring together conveniently through the first U-shaped clamping piece, and has better stability; moreover, the fixed inner ring is connected with the energy conversion pipe through the first binding piece, the energy conversion pipe can be further fixed, and the overall stability is better.

(4) The utility model discloses also can be in the same place fixed outer loop and transduction union coupling through two U-shaped fastener and bolt, convenient to detach and installation moreover are more convenient, will fix inner ring and transduction union coupling through the second ligature simultaneously, and fixed transduction pipe that can step forward connects the whole that forms and also has better steadiness.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is an enlarged view of the structure of portion A of FIG. 1;

FIG. 4 is a front partial structural view of another embodiment of the connecting member of the present invention;

fig. 5 isbase:Sub>A schematic cross-sectional view of the sectionbase:Sub>A-base:Sub>A in fig. 4.

In the figure: 1-fixing the outer ring; 2-fixing the inner ring; 3-a transduction tube; 4-a transverse tube; 5-a liquid inlet; 6-a liquid outlet; 7-a first binding; 8-a first U-shaped clip; 9-a backing plate; 10-a threaded connection; 11-a second U-shaped clip; 12-bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 3, a geothermal energy conversion device is buried in a concrete layer under the ground, and comprises a conversion pipe 3, a fixed outer ring 1, a fixed inner ring 2, a transverse pipe 4 and a connecting piece.

The energy conversion tubes 3 are arranged in a plurality and are distributed in parallel at intervals along the circumferential direction, a plurality of fixed outer rings 1 distributed at intervals along the length direction of the energy conversion tubes 3 are sleeved on the outer side of each energy conversion tube 3, and each fixed outer ring 1 is perpendicular to each energy conversion tube 3; the inner side of each energy conversion tube 3 is simultaneously sleeved with a plurality of fixed inner rings 2, and the outer side of each fixed inner ring 2 is abutted with each energy conversion tube 3; two adjacent transduction pipes 3 are communicated through the transverse pipe, and all the transduction pipes 3 are connected into a single-flow-direction pipeline with a liquid outlet 6 and a liquid inlet 5; the fixed outer ring 1 and the energy conversion tube 3 and the fixed inner ring 2 and the energy conversion tube 3 are fixedly connected through the connecting pieces.

As shown in fig. 1, the fixed outer ring 1 is preferably made of angle steel material and formed by a bending machine, which enables a plurality of transduction tubes 3 to form a coil structure matched with a deep well; the transduction tubes 3 are of a straight tube structure, each transduction tube 3 is longitudinally fixed on the inner side of the fixed outer ring 1 at intervals in parallel through a connecting piece, the same side ends of two adjacent transduction tubes 3 are communicated according to a single flow direction, and two ends of a formed pipeline are a liquid inlet 5 and a liquid outlet 6 and are located at the top end of the pipeline so as to be connected and output; the fixed inner ring 2 is preferably arranged between the two fixed outer rings 1 and supports the energy conversion tube 3 at the inner side, so that the energy conversion tube 3 is connected, and the fixed inner ring 2 and the fixed outer rings 1 are connected into a whole, so that the stability is better; the connecting piece can be used for fixed connection or detachable connection, and can be selected according to actual requirements.

The energy conversion pipe 3 is divided into a fixed outer ring 1 and a fixed inner ring 2 which are respectively positioned at the outer side and the inner side of the energy conversion pipe, the fixed outer ring 1 and the fixed inner ring 2 can form an integrated structure which is good in stability and convenient to construct after the connecting pieces are connected, the structure can be prefabricated, namely the energy conversion device can be prefabricated before construction, then the energy conversion device is put into construction and installation, and the construction speed is improved. Meanwhile, a plurality of energy conversion pipes 3 with straight pipe type structures are longitudinally arranged and adjacent energy conversion pipes 3 are mutually communicated, so that a coil pipe structure with a large heating surface can be formed, the heat exchange effect with the geothermal energy of the stratum is more sufficient, and the utilization rate is higher; moreover, the energy conversion tube 3 with the straight tube structure can be more conveniently arranged between the fixed outer ring 1 and the fixed inner ring 2, and the installation is more convenient.

As shown in fig. 1 and 3, in a preferred embodiment of the present invention, the connecting member comprises a first U-shaped fastener 8, the arc-shaped end of the first U-shaped fastener 8 is connected to the outer side of the transduction tube 3, and the open end of the first U-shaped fastener 8 is fixedly connected to the fixed outer ring 1. This first U-shaped fastener 8 is made for metal material, when transduction pipe 3 is connected with fixed outer loop 1, holds the arc end card of first U-shaped fastener 8 in transduction pipe 3's the outside, then will be the other end of open end and fixed outer loop 1 fixed connection, can avoid being connected of transduction pipe 3 and fixed outer loop 1 like this, guarantees the integrality of transduction pipe 3. Specifically, the open end is welded on the bottom plane of the fixed outer ring 1 made of angle steel, so that the firmness of the fixed outer ring is better.

In a preferred embodiment of the present invention, the open end of the first U-shaped fastener 8 is welded to the fixed outer ring 1. Specifically, the weld is formed as a spot weld.

In a preferred embodiment of the invention, as shown in fig. 1 and 2, the connector further comprises a first binding 7, and the inner fixed ring 2 is connected to the transducer tube 3 by the first binding 7. The first binding piece 7 is used for fixing the inner ring 2 and is connected with the energy conversion tube 3, and a metal iron wire is adopted as the first binding piece 7 for binding connection in the implementation process.

As shown in fig. 4 and 5, in a preferred embodiment of the present invention, the connecting member includes a second U-shaped fastener 11 and a bolt 12, the arc-shaped end of the second U-shaped fastener 11 is connected to the outside of the transduction pipe 3, the open end of the second U-shaped fastener 11 is provided with a threaded connection portion 10, and the threaded connection portion 10 passes through the fixed outer ring 1 and is connected to the bolt 12. In the implementation process, the connecting piece can also adopt the second U-shaped clamping piece 11 and the bolt 12 to connect the fixed outer ring 1 with the transduction pipe 3, the arc-shaped end of the second U-shaped clamping piece 11 is clamped outside the fixed outer ring 1 in the installation process, then the opening end provided with the threaded connection part 10 penetrates through the connection hole formed in the fixed outer ring 1, and then the bolt 12 is connected to the bolt 12 connection part from the outside and screwed to realize the fixed connection of the transduction pipe 3. The connecting structure is convenient to detach and install.

As shown in fig. 5, in a preferred embodiment of the present invention, the connecting member further includes a backing plate 9 disposed between the bolt 12 and the fixed outer ring 1 and passed by the second U-shaped fastener 11, two sides of the backing plate 9 respectively have an arc surface and a connecting plane matched with the outer side of the fixed outer ring 1, and the connecting plane abuts against the bolt 12. By arranging the backing plate 9 between the fixed outer ring 1 and the bolt 12, the connection stability between the fixed outer ring 1 and the second U-shaped clamping piece 11 can be enhanced, and the installation is more convenient.

In a preferred embodiment of the invention, as shown in fig. 5, a washer is further provided between the connection plane and the bolt 12.

In a preferred embodiment of the present invention, the connecting member further comprises a second binding member, and the fixed inner ring 2 is connected to the transduction pipe 3 through the second binding member. The first and second ligature elements are identical.

It should be noted that the transduction liquid flowing in the transduction pipe 3 is a refrigerant. In the implementation process of the geothermal energy conversion device, the conversion pipe 3 and the transverse pipe 4 are made of galvanized seamless steel pipes with the outer diameter of 32mm and the inner diameter of 25mm and are connected into a conversion pipeline with a single flow direction through raw material glue. The diameters of the fixed outer ring 1 and the fixed inner ring 2 can be matched and selected according to the size of an actual deep well, and the connecting piece can be a connecting structure of the first U-shaped clamping piece 8 or the second U-shaped clamping piece 11 according to actual conditions, but the connecting structure of the first U-shaped clamping piece 8 is preferably adopted. After prefabrication is completed, the device is hoisted into a deep well, and then concrete is poured into the deep well.

The local heat energy conversion device is arranged below the ground by-5 m-50m, the geothermal temperature of the depth is 13 ℃ -17.5 ℃, and the temperature range can be well matched with the geothermal heat exchange of a geothermal central air conditioner.

A geothermal energy air conditioning system comprising a geothermal energy transducer arrangement as claimed in any preceding claim. Specifically, a liquid inlet 5 and a liquid outlet 6 of the geothermal energy conversion device are respectively connected with a threaded connector and are connected with an air conditioner host through the threaded connectors.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. A geothermal energy transducer is characterized in that: the geothermal energy transduction device is buried in a concrete layer under the ground and comprises a transduction pipe (3), a fixed outer ring (1), a fixed inner ring (2), a transverse pipe (4) and a connecting piece;

the energy conversion tubes (3) are arranged in a plurality and are distributed in parallel at intervals along the circumferential direction, a plurality of fixed outer rings (1) distributed at intervals along the length direction of the energy conversion tubes (3) are sleeved on the outer side of each energy conversion tube (3), and each fixed outer ring (1) is vertical to each energy conversion tube (3); the inner side of each energy conversion tube (3) is simultaneously sleeved with a plurality of fixed inner rings (2), and the outer side of each fixed inner ring (2) is abutted against each energy conversion tube (3); two adjacent transduction pipes (3) are communicated through the transverse pipe (4), and all the transduction pipes (3) are connected into a single-flow pipeline with a liquid outlet (6) and a liquid inlet (5); the fixed outer ring (1) and the energy conversion pipe (3) and the fixed inner ring (2) and the energy conversion pipe (3) are fixedly connected through the connecting pieces.

2. A geothermal energy conversion device according to claim 1, wherein: the connecting piece comprises a first U-shaped clamping piece (8), the arc-shaped end of the first U-shaped clamping piece (8) is connected to the outer side of the energy conversion pipe (3), and the open end of the first U-shaped clamping piece (8) is fixedly connected with the fixed outer ring (1).

3. A geothermal energy conversion device according to claim 2, wherein: the open end of the first U-shaped clamping piece (8) is connected with the fixed outer ring (1) in a welding mode.

4. A geothermal energy transducer according to claim 2 or 3, wherein: the connecting piece also comprises a first binding piece (7), and the fixed inner ring (2) is connected with the energy conversion tube (3) through the first binding piece (7).

5. A geothermal energy conversion device according to claim 1, wherein: the connecting piece includes second U-shaped fastener (11) and bolt (12), the arc end of second U-shaped fastener (11) is connected in the outside of transducing pipe (3), the open end of second U-shaped fastener (11) is equipped with threaded connection portion (10), threaded connection portion (10) pass fixed outer loop (1) and with bolt (12) are connected.

6. A geothermal energy conversion device according to claim 5, wherein: the connecting piece is characterized by further comprising a backing plate (9) which is arranged between the bolt (12) and the fixed outer ring (1) and is penetrated by a second U-shaped clamping piece (11), arc-shaped surfaces and connecting planes which are matched with the outer side of the fixed outer ring (1) are respectively arranged on two sides of the backing plate (9), and the connecting planes are abutted against the bolt (12).

7. A geothermal energy transducer according to claim 6, wherein: and a gasket is arranged between the connecting plane and the bolt (12).

8. A geothermal energy transducer according to any one of claims 5 to 7 wherein: the connecting piece further comprises a second binding piece, and the fixed inner ring (2) is connected with the energy conversion tube (3) through the second binding piece.

9. A geothermal energy air conditioning system which characterized in that: a geothermal energy transducer comprising a device as defined in any one of claims 1 to 8.