CN210801672U

CN210801672U - Geothermal energy heat exchange device

Info

Publication number: CN210801672U
Application number: CN201921009487.4U
Authority: CN
Inventors: 黄伟林
Original assignee: Changjiang Institute Of Technology
Current assignee: Changjiang Institute Of Technology
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-06-19
Anticipated expiration: 2029-07-01

Abstract

The utility model relates to a geothermal energy heat exchange device, which comprises a U-shaped pipe, a pump body, a water storage tank and a heat conduction coil pipe; the water storage tank is internally provided with two chambers, namely a first chamber and a second chamber, wherein the first chamber is provided with a water outlet, the second chamber is provided with a water inlet, the second chamber is also internally provided with a heat conduction coil pipe, the first chamber and the second chamber are respectively communicated through a first water guide pipe and a second water guide pipe, the first water guide pipe is provided with a one-way check valve, and the one-way check valve controls the flow direction of water to flow from the first chamber to the second chamber; one port of the U-shaped pipe is communicated with one end of the heat-conducting coil pipe through a heat-insulating pipe, the other port of the U-shaped pipe is communicated with the other end of the heat-conducting coil pipe through the heat-insulating pipe, a pump body is connected to the heat-insulating pipe in series, and heat-storage fluid media are filled in the U-shaped pipe, the heat-insulating pipe and the heat-conducting coil pipe; the U-shaped pipe is embedded in the geothermal layer. The utility model relates to a geothermal energy heat transfer device can improve geothermal energy utilization ratio.

Description

Geothermal energy heat exchange device

Technical Field

The utility model relates to a new energy utilization field, concretely relates to geothermal energy heat transfer device.

Background

Geothermal energy is a new clean energy, and under the condition that the environmental awareness of people is gradually enhanced and the energy is gradually lacking, the reasonable development and utilization of geothermal resources are more and more favored by people. Wherein the geothermal energy stored within 2000 meters from the ground surface is 2500 hundred million tons of standard coal. Nationwide geothermal energy is available in quantities of 68 billion cubic meters per year, containing 973 trillion kilojoules of geothermal energy. How to effectively utilize geothermal energy is the current development direction.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a geothermal energy heat transfer device is provided, geothermal energy can effectual utilization.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a geothermal energy heat exchange device comprises a U-shaped pipe, a pump body, a water storage tank and a heat conduction coil pipe; the water storage tank is internally provided with two chambers, namely a first chamber and a second chamber, the first chamber is provided with a water outlet, the second chamber is provided with a water inlet, the second chamber is also internally provided with the heat conduction coil pipe, the first chamber and the second chamber are respectively communicated through a first water guide pipe and a second water guide pipe, the first water guide pipe is provided with a one-way check valve, and the one-way check valve controls the flow direction of water to flow from the first chamber to the second chamber; one port of the U-shaped pipe is communicated with one end of the heat-conducting coil pipe through a heat-insulating pipe, the other port of the U-shaped pipe is communicated with the other end of the heat-conducting coil pipe through a heat-insulating pipe, the pump body is connected to the heat-insulating pipe in series, and heat-storage fluid media are filled in the U-shaped pipe, the heat-insulating pipe and the heat-conducting coil pipe; the U-shaped pipe is embedded in the geothermal layer.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, a flow regulating valve is arranged on the heat preservation pipe.

Further, the pump body is connected in series to the heat preservation pipe between the outlet end of the heat conduction coil pipe and the inlet end of the U-shaped pipe.

Further, the heat storage fluid medium is specifically a medium of the HBR-22A type.

Further, the water storage tank is made of heat insulation materials.

The utility model has the advantages that: the utility model relates to a geothermal energy heat exchange device, utilize the circulation of heat-retaining fluid medium in U type intraductal to absorb underground geothermal energy, and heat the water of storing in the water storage tank, in the in-process of heating, one-way check valve on the first aqueduct is switched on, first cavity and second cavity are through first aqueduct and second aqueduct intercommunication, the water heating in the second cavity, because the effect of thermal cycle, hot water in the second cavity gets into first cavity through the second aqueduct, cold water in the first cavity gets into in the second cavity through first aqueduct and heats, realize the purpose of water heating in first cavity and the second cavity; when hot water is discharged from the first cavity, cold water is placed into the second cavity, the water temperature in the second cavity is reduced, and the one-way check valve is stopped under the action of the water flow of the placed cold water, so that the hot water in the first cavity cannot enter the second cavity from the first water guide pipe, the heat exchange between the water in the second cavity and the heat storage fluid medium in the heat guide coil pipe is prevented from being influenced due to the rise of the water temperature in the second cavity, and the utilization rate of geothermal energy is improved.

Drawings

Fig. 1 is a schematic structural view of a geothermal energy heat exchange device of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the water pump comprises a U-shaped pipe, a pump body, a water storage tank, a first chamber, a second chamber, a water outlet, a water inlet, a water outlet, a water inlet 35, a first water guide pipe, a second water guide pipe, a one-way check valve 37, a heat conducting coil pipe 4, a heat conducting coil pipe 5 and a flow regulating valve.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, a geothermal energy heat exchange device comprises a U-shaped pipe 1, a pump body 2, a water storage tank 3 and a heat conducting coil pipe 4; two chambers, namely a first chamber 31 and a second chamber 32, are arranged in the water storage tank 3, a water outlet 33 is arranged on the first chamber 31, a water inlet 34 is arranged on the second chamber 32, the heat conducting coil 4 is further arranged in the second chamber 32, the first chamber 31 and the second chamber 32 are respectively communicated through a first water guide pipe 35 and a second water guide pipe 36, a one-way check valve 37 is arranged on the first water guide pipe 35, and the one-way check valve 37 controls the flow direction of water to flow from the first chamber 31 to the second chamber 32; one port of the U-shaped pipe 1 is communicated with one end of the heat-conducting coil pipe 4 through a heat-insulating pipe, the other port of the U-shaped pipe 1 is communicated with the other end of the heat-conducting coil pipe 4 through a heat-insulating pipe, the pump body 2 is connected to the heat-insulating pipe in series, and heat storage fluid media are filled in the U-shaped pipe 1, the heat-insulating pipe and the heat-conducting coil pipe 4; the U-shaped pipe 1 is buried in a geothermal layer.

In this particular embodiment:

and a flow regulating valve 5 is arranged on the heat preservation pipe.

And the pump body 2 is connected in series with the heat-insulating pipe between the outlet end of the heat-conducting coil pipe 4 and the inlet end of the U-shaped pipe 1.

The heat storage fluid medium is in particular a medium of the HBR-22A type.

The water storage tank 3 is made of a heat insulating material.

The utility model relates to a geothermal energy heat exchange device, utilize the circulation of heat-retaining fluid medium in U type intraductal to absorb underground geothermal energy, and heat the water of storing in the water storage tank, in the in-process of heating, one-way check valve on the first aqueduct is switched on, first cavity and second cavity are through first aqueduct and second aqueduct intercommunication, the water heating in the second cavity, because the effect of thermal cycle, hot water in the second cavity gets into first cavity through the second aqueduct, cold water in the first cavity gets into in the second cavity through first aqueduct and heats, realize the purpose of water heating in first cavity and the second cavity; when hot water is discharged from the first cavity, cold water is placed into the second cavity, the water temperature in the second cavity is reduced, and the one-way check valve is stopped under the action of the water flow of the placed cold water, so that the hot water in the first cavity cannot enter the second cavity from the first water guide pipe, the heat exchange between the water in the second cavity and the heat storage fluid medium in the heat guide coil pipe is prevented from being influenced due to the rise of the water temperature in the second cavity, and the utilization rate of geothermal energy is improved.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a geothermal energy heat transfer device which characterized in that: comprises a U-shaped pipe, a pump body, a water storage tank and a heat conduction coil pipe; the water storage tank is internally provided with two chambers, namely a first chamber and a second chamber, the first chamber is provided with a water outlet, the second chamber is provided with a water inlet, the second chamber is also internally provided with the heat conduction coil pipe, the first chamber and the second chamber are respectively communicated through a first water guide pipe and a second water guide pipe, the first water guide pipe is provided with a one-way check valve, and the one-way check valve controls the flow direction of water to flow from the first chamber to the second chamber; one port of the U-shaped pipe is communicated with one end of the heat-conducting coil pipe through a heat-insulating pipe, the other port of the U-shaped pipe is communicated with the other end of the heat-conducting coil pipe through a heat-insulating pipe, the pump body is connected to the heat-insulating pipe in series, and heat-storage fluid media are filled in the U-shaped pipe, the heat-insulating pipe and the heat-conducting coil pipe; the U-shaped pipe is embedded in the geothermal layer.

2. The geothermal energy heat exchange device of claim 1, wherein: and a flow regulating valve is arranged on the heat preservation pipe.

3. A geothermal energy heat exchange apparatus according to claim 1 or claim 2 wherein: the pump body is connected in series with the heat preservation pipe between the outlet end of the heat conduction coil pipe and the inlet end of the U-shaped pipe.

4. A geothermal energy heat exchange apparatus according to claim 1 or claim 2 wherein: the heat storage fluid medium is in particular a medium of the HBR-22A type.

5. A geothermal energy heat exchange apparatus according to claim 1 or claim 2 wherein: the water storage tank is made of heat insulation materials.