CN219283661U

CN219283661U - Medium-deep geothermal energy heat exchange device

Info

Publication number: CN219283661U
Application number: CN202320135113.7U
Authority: CN
Inventors: 高杨; 刘钊; 方婧婧
Original assignee: Xi'an Anju New Energy Development Co ltd
Current assignee: Xi'an Anju New Energy Development Co ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-06-30
Anticipated expiration: 2033-01-17

Abstract

The utility model discloses a medium-deep geothermal energy heat exchange device, and relates to the technical field of geothermal energy heat exchange. The middle-deep geothermal energy heat exchange device comprises a heat exchange device main body, wherein a flow cavity is formed in the heat exchange device main body, one end of the flow cavity is communicated with a liquid inlet, and the other end of the flow cavity is communicated with a liquid outlet. According to the utility model, the geothermal heat can be quickly absorbed by arranging the heat conducting tube, the connecting plate and the heat conducting block, and then is quickly contacted with the heat exchange liquid in the flowing cavity by conduction of the heat conducting tube, the connecting plate and the heat conducting block, so that the heat exchange efficiency is improved, the practicability is enhanced, the geothermal temperature is low, when the heat exchange liquid in the flowing cavity cannot be heated to a certain temperature by arranging the sliding cavity, the sealing block, the sealing plate and the like, the sealing plate can seal the inside of the liquid outlet, the characteristic of stable temperature after the heat exchange liquid flows out is ensured, and the practicability is enhanced.

Description

Medium-deep geothermal energy heat exchange device

Technical Field

The utility model relates to the technical field of geothermal energy heat exchange, in particular to a medium-deep geothermal energy heat exchange device.

Background

The geothermal energy is natural thermal energy extracted from the crust, the thermal energy comes from lava in the earth and exists in a thermal form, when the heat extraction speed does not exceed the self supplementing speed of the earth, the geothermal energy is renewable, and because the geothermal energy is clean, pollution-free, environment-friendly and the like, technicians often adopt a heat pump technology to extract and utilize shallow surface geothermal energy, and utilize middle-deep geothermal energy through a natural channel or mechanical drilling.

For example, patent number CN213040776U discloses a medium-deep geothermal energy heat exchange device, including adapter sleeve, screw, stopper pipe and filtration pore, be provided with on the peripheral lateral wall of adapter sleeve the screw, screw one side is provided with the recess, adapter sleeve one end is provided with the stopper pipe, be provided with on the peripheral lateral wall of stopper pipe the filtration pore, the stopper pipe is kept away from adapter sleeve one end is provided with the load post, the load post is kept away from stopper pipe one end is provided with the load pointed end. The beneficial effects are that: through the design of the connecting sleeve, the screw hole, the plug pipe and the filter hole, the device can reliably fix the inner pipe of the heat exchange pipeline, avoid the deflection of the inner pipe, ensure the smoothness of the water in the heat exchange pipeline during circulation, effectively filter the water after heat exchange, avoid the pipeline blockage and improve the heat exchange circulation efficiency of the water;

however, when the heat exchange device in the patent is used, the temperature difference of the heat exchange water can be caused when the heat exchange water flows because the geothermal heat is unstable, so that the temperature of the water outlet is unstable, and the practicability is poor.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a medium-deep geothermal energy heat exchange device, which solves the problem of unstable water outlet temperature of heat exchange water.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a well deep geothermal energy heat transfer device, includes the heat transfer device main part, the flow chamber has been seted up to the inside of heat transfer device main part, the one end intercommunication of flow chamber has the inlet, the other end intercommunication of flow chamber has the liquid outlet, the heat-conducting tube has been cup jointed to the surface of heat transfer device main part, the inside fixedly connected with connecting plate of heat-conducting tube, the inner wall equidistance fixedly connected with heat-conducting block of connecting plate, the slip chamber has been seted up to the inside of heat transfer device main part, the inside sealed sliding connection of slip chamber has the sealing block, the fixed surface that the sealing block is close to the liquid outlet is connected with the closing plate, the air leakage groove has been seted up to the surface of heat transfer device main part, the one end of air leakage groove is linked together with the inside of sealing block.

Preferably, the materials of the heat conduction cylinder, the connecting plate and the heat conduction block are all metal copper, and the heat conduction block is circular.

Preferably, one end of the heat conducting block extends to the inside of the flow cavity, and the tops of the liquid inlet and the liquid outlet both extend to the top of the heat exchange device main body.

Preferably, the connecting plate is square, and the shape of the heat conducting cylinder is matched with the shape of the main body of the heat exchange device.

Preferably, the sliding cavity is filled with an expansion liquid, and the expansion liquid is alcohol.

Preferably, the sealing block and the sliding cavity are square, the sealing ring is fixedly arranged on the outer surface of the sealing block, the limiting protruding block is fixedly connected with the inner wall of the sliding cavity, one end of the sealing plate, which is far away from the sealing block, extends to the inside of the liquid outlet, and the outer surface of the sealing plate is in sealing connection with the inside of the liquid outlet.

Advantageous effects

The utility model provides a medium-deep geothermal energy heat exchange device. Compared with the prior art, the method has the following beneficial effects:

1. this well deep geothermal energy heat transfer device through setting up heat-conducting tube, connecting plate and heat conduction piece, can be fast with geothermal quilt absorbed, then through the conduction of heat-conducting tube, connecting plate and heat conduction piece, with the inside heat transfer liquid contact of flow chamber rapidly, improved heat exchange efficiency, strengthened the practicality.

2. This well deep geothermal energy heat transfer device through setting up sliding chamber, sealing block and closing plate etc. and geothermal temperature is low, can not heat the heat transfer liquid of flow intracavity portion to when having certain temperature, and the closing plate can seal the inside of liquid outlet, has guaranteed the characteristics of temperature stability after the heat transfer liquid flows out, has strengthened the practicality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic structural view of the connecting plate in the present utility model.

In the figure: 1. a heat exchange device main body; 2. a flow chamber; 3. a liquid inlet; 4. a liquid outlet; 101. a heat conduction tube; 102. a connecting plate; 103. a heat conduction block; 41. a sliding chamber; 42. a sealing block; 43. a sealing plate; 44. and a gas leakage groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the middle-deep geothermal energy heat exchange device comprises a heat exchange device main body 1, wherein a flow cavity 2 is formed in the heat exchange device main body 1, one end of the flow cavity 2 is communicated with a liquid inlet 3, the other end of the flow cavity 2 is communicated with a liquid outlet 4, the tops of the liquid inlet 3 and the liquid outlet 4 are both extended to the top of the heat exchange device main body 1, a heat conduction cylinder 101 is sleeved on the outer surface of the heat exchange device main body 1, the shape of the heat conduction cylinder 101 is matched with that of the heat exchange device main body 1, a connecting plate 102 is fixedly connected to the inside of the heat conduction cylinder 101, the connecting plate 102 is square, heat conduction blocks 103 are fixedly connected to the inner wall of the connecting plate 102 at equal intervals, one end of each heat conduction block 103 is extended to the inside of the flow cavity 2, the heat conduction cylinder 101, the connecting plate 102 and the heat conduction blocks 103 are made of metal copper, and the heat conduction blocks 103 are round, geothermal energy can be quickly absorbed through the heat conduction cylinder 101, the connecting plate 102 and the heat conduction blocks 103, and heat exchange liquid in the flow cavity 2 are quickly contacted, and the practicability is enhanced;

the inside of the heat exchange device main body 1 is provided with a sliding cavity 41, the inside of the sliding cavity 41 is filled with expansion liquid, the expansion liquid is alcohol, the inside of the sliding cavity 41 is in sealing sliding connection with a sealing block 42, the sealing block 42 and the sliding cavity 41 are square, the outer surface of the sealing block 42 is fixedly provided with a sealing ring, the inner wall of the sliding cavity 41 is fixedly connected with a limit bump, the surface of the sealing block 42, which is close to the liquid outlet 4, is fixedly connected with a sealing plate 43, one end of the sealing plate 43, which is far away from the sealing block 42, extends to the inside of the liquid outlet 4, and the outer surface of the sealing plate 43 is in sealing connection with the inside of the liquid outlet 4;

the outer surface of the heat exchange device main body 1 is provided with a venting groove 44, one end of the venting groove 44 is communicated with the inside of the sealing block 42, and the sealing block 42 can slide smoothly in the sliding cavity 41 by arranging the venting groove 44.

During operation, the heat exchange device main body 1 is inserted into the middle-deep layer ground, the outer surface of the heat conduction cylinder 101 is attached to the middle-deep layer ground, then the heat exchange solution is injected into the flowing cavity 2 through the liquid inlet 3, at the moment, the heat conduction through the heat conduction cylinder 101, the connecting plate 102 and the heat conduction block 103 can quickly absorb the geothermal energy, then the heat conduction cylinder 101, the connecting plate 102 and the heat conduction block 103 conduct heat with the heat exchange liquid in the flowing cavity 2 rapidly, the heat exchange efficiency is improved, the practicability is improved, when the geothermal temperature is low, the expansion liquid in the sliding cavity 41 can shrink, the sealing block 42 can drive the sealing plate 43 to slide rightwards, the internal sealing of the liquid outlet 4 is guaranteed, the characteristic of temperature stability after the heat exchange liquid flows out is guaranteed, and the practicability is enhanced.

And all that is not described in detail in this specification is well known to those skilled in the art.

Claims

1. The medium-deep geothermal energy heat exchange device comprises a heat exchange device main body (1), and is characterized in that: the inside of heat transfer device main part (1) has been seted up and has been flowed chamber (2), the one end intercommunication that flows chamber (2) has inlet (3), the other end intercommunication that flows chamber (2) has liquid outlet (4), heat transfer device main part (1)'s surface has been cup jointed heat-conducting tube (101), the inside fixedly connected with connecting plate (102) of heat-conducting tube (101), the inside equidistance fixedly connected with heat conduction piece (103) of connecting plate (102), sliding chamber (41) have been seted up to the inside of heat transfer device main part (1), the inside sealing sliding connection of sliding chamber (41) has sealing block (42), sealing block (42) are close to surface fixedly connected with closing plate (43) of liquid outlet (4), air escape groove (44) have been seted up to the surface of heat transfer device main part (1), the one end and the inside of sealing block (42) of air escape groove (44) are linked together.

2. The medium-deep geothermal energy heat exchange device according to claim 1, wherein: the heat conduction barrel (101), the connecting plate (102) and the heat conduction block (103) are made of metal copper, and the heat conduction block (103) is round.

3. The medium-deep geothermal energy heat exchange device according to claim 1, wherein: one end of the heat conducting block (103) extends to the inside of the flow cavity (2), and the tops of the liquid inlet (3) and the liquid outlet (4) extend to the top of the heat exchange device main body (1).

4. The medium-deep geothermal energy heat exchange device according to claim 1, wherein: the connecting plate (102) is square, and the shape of the heat conduction cylinder (101) is matched with the shape of the heat exchange device main body (1).

5. The medium-deep geothermal energy heat exchange device according to claim 1, wherein: the sliding cavity (41) is internally filled with an expansion liquid, and the expansion liquid is alcohol.

6. The medium-deep geothermal energy heat exchange device according to claim 1, wherein: sealing block (42) and slip chamber (41) are square, the surface fixed mounting of sealing block (42) has the sealing washer, the inner wall fixedly connected with spacing lug of slip chamber (41), the one end that sealing plate (43) kept away from sealing block (42) extends to the inside of liquid outlet (4), just the surface sealing connection of sealing plate (43) is in the inside of liquid outlet (4).