Middle-deep geothermal energy heat removal structure

Abstract

The utility model provides a middle-deep layer geothermal energy heating structure which comprises a working box, a control device is installed on the side wall of the front end of the working box, a first water drum and a second water drum are installed on the top of the working box, round pipes are installed on the top of the first water drum and the top of the second water drum, and the first water drum and the second water drum are connected through the round pipes. The middle-deep layer geothermal energy heat extraction structure comprises two sets of round pipes, the top of each round pipe is provided with a filtering device, the outer wall of each round pipe is in threaded connection with an installation ring, and the outer wall of each installation ring is provided with a flange plate. And the baffle rotates downwards along the rotating shaft through the rectangular block under the action of impact force, and when the first water pump does not supply water any more, the baffle automatically resets to block the water inlet end of the first water pipe under the action of the torsional spring, so that the temperature in the heat removal box cannot enter the first water pipe to be lost.

Description

Technical Field

[0001] The utility model relates to the technical field of geothermal energy heat extraction, in particular to a mid-deep geothermal energy heat extraction structure. Background Art

[0002] Geothermal energy is natural heat energy extracted from the earth's crust. This energy comes from the molten rock inside the earth and exists in the form of heat. It is the energy that causes volcanic eruptions and earthquakes. Geothermal energy is also divided into shallow geothermal energy, hydrothermal geothermal energy and enhanced geothermal system. Currently available geothermal energy mainly includes: shallow geothermal energy exploited through heat pump technology, hydrothermal geothermal energy directly exploited through natural channels or artificial drilling, and geothermal energy in hot dry rocks.

[0003] The existing Chinese patent publication number CN217236123U is a medium-deep geothermal energy heat extraction structure, including a working box, a first water pump, a second water pump and a controller, the first water pump is fixedly connected to the left side of the bottom of the inner cavity of the working box, the second water pump is fixedly connected to the right side of the bottom of the inner cavity of the working box, the controller is embedded in the middle of the upper side of the front side wall of the working box, a second water storage tank is fixedly connected to the middle of the top right side of the working box, a connecting pipe is inserted in the middle of the top right side of the second water storage tank, the outer side wall of the second water storage tank is fixedly connected to the first thermal insulation layer, the inner side wall of the working box is fixedly connected to the second thermal insulation layer, the output end of the first water pump is inserted with a second water pipe, the end of the second water pipe passes through the middle of the left side of the bottom of the inner cavity of the working box and extends to its lower side, the end of the second water pipe is inserted with a heat extraction box, and a heat absorbing sheet is fixedly connected to the middle of the top and bottom of the heat extraction box.

[0004] Another problem with the above device is that external heat is introduced into the heat box through the heat absorbing plate. The water flow close to the inner wall of the heat box will be heated first, while the water in the middle position cannot be heated quickly, resulting in uneven heating of the water flow inside the heat box. The electronic thermometer cannot accurately detect the water temperature inside the heat box.

[0005] Therefore, it is necessary to provide a mid-deep geothermal energy heat extraction structure to solve the above technical problems. Utility Model Content

[0006] The utility model provides a medium-deep geothermal energy heat extraction structure, which solves the problem that the water flow inside the heat extraction box is heated unevenly and the electronic thermometer cannot accurately detect the water temperature inside the heat extraction box.

[0007] In order to solve the above technical problems, the medium-deep geothermal energy heat extraction structure provided by the utility model comprises: a working box, a control device is installed on the front side wall of the working box, a water cylinder 1 and a water cylinder 2 are respectively installed on the top of the working box, a round tube is installed on the top of the water cylinder 1 and the water cylinder 2, a filtering device is installed on the top of the two groups of round tubes, a mounting ring is threadedly connected to the outer wall of the round tube, a flange is installed on the outer wall of the mounting ring, a water pump 1 and a water pump 2 are respectively installed on the bottom of the working box, a water pipe 2 is installed between the water pump 1 and the water cylinder 1, a water pipe 3 is installed between the water pump 2 and the water cylinder 2, and a water pump 1 and a water pump 2 are respectively installed at the lower ends. Pipe one and water pipe four, the bottoms of water pipe one and water pipe four are connected with a heat extraction box, the outer wall of the heat extraction box is installed with a heat conducting layer, the top of the heat extraction box is installed with a motor, the output end of the motor passes through the inside of the heat extraction box, the output end of the motor is fixedly installed with a stirring blade, the inner wall of the heat extraction box is installed with an electronic thermometer, a mounting seat is installed at the top of the heat extraction box, a rotating shaft is installed between the inner walls of the mounting seat, a rectangular block is rotatably connected with the outer wall of the rotating shaft, a baffle is fixedly installed on the other end of the rectangular block, the baffle is in contact with the bottom of water pipe one, the bottom of the baffle is coated with a waterproof layer, and a torsion spring is installed between the rectangular block and the inner wall of the mounting seat.

[0008] Preferably, the filtering device comprises a filter screen, a circular ring, a limiting groove and a limiting block, several groups of the limiting grooves are opened on the top of the circular tube, and several groups of the limiting blocks are plug-connected to the limiting grooves.

[0009] Preferably, the outer wall of the circular ring is fixedly connected to the outer walls of several groups of limit blocks, and the filter is installed on the inner wall of the circular ring.

[0010] Preferably, a protective cover is installed on the top of the heat extraction box, the protective cover is sleeved on the outside of the motor, and a plurality of groups of heat dissipation holes are evenly opened on the top of the protective cover.

[0011] Preferably, a side door is installed on the rear end outer wall of the working box, a hinge is installed at the connection between the side door and the working box, and a protrusion is installed on the outer wall of the side door.

[0012] Preferably, the outer wall of the water cylinder 2 and the outer wall of the water pipe 4 are respectively installed with insulation layer 1 and insulation layer 2.

[0013] Compared with the related art, the mid-deep geothermal energy heat extraction structure provided by the utility model has the following beneficial effects:

[0014] The utility model provides a mid-deep geothermal heat extraction structure. When water flows out from the water outlet of the water pipe, the impact force will squeeze the baffle. Under the action of the impact force, the baffle rotates downward along the rotating shaft through the rectangular block. When the water pump no longer supplies water, the baffle automatically resets under the action of the torsion spring to block the water inlet end of the water pipe, so that the temperature inside the heat extraction box will not enter the water pipe and be lost.

[0015] When the heat-conducting layer outside the heat box transfers the external heat to the inside of the heat box, the motor will make the stirring blades continuously stir the water flow inside the heat box, so that the water flow inside the heat box is heated quickly and evenly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A structural schematic diagram of a preferred embodiment of the medium-deep geothermal energy heat extraction structure provided by the utility model;

[0017] Figure 2 for Figure 1 The schematic diagram of the internal structure of the working box shown;

[0018] Figure 3 for Figure 1 The schematic diagram of the internal structure of the heat extraction box shown;

[0019] Figure 4 for Figure 1 A schematic diagram of the structure of the side door structure shown;

[0020] Figure 5 for Figure 2 An enlarged schematic diagram of part A is shown;

[0021] Figure 6 for Figure 2 An enlarged schematic diagram of part B is shown;

[0022] Figure 7 for Figure 3 An enlarged schematic diagram of part C is shown;

[0023] Figure 8 for Figure 4 An enlarged schematic diagram of part D is shown.

[0024] Numbers in the figure: 1. working box, 2. water cylinder 1, 3. round pipe, 4. flange, 5. filtering device, 51. filter screen, 52. circular ring, 53. limiting groove, 54. limiting block, 6. thermal insulation layer 1, 7. control device, 8. thermal insulation layer 2, 9. water pipe 1, 10. protective cover, 11. heat dissipation hole, 12. heat conductive layer, 13. heat extraction box, 14. water cylinder 2, 15. water pipe 2, 16. water pipe 3, 17. water pump 1, 18. water pump 2, 19. water pipe 4, 20. motor, 21. stirring blade, 22. electronic thermometer, 23. waterproof layer, 24. bump, 25. hinge, 26. rectangular block, 27. mounting seat, 28. rotating shaft, 29. torsion spring, 30. side door, 31. baffle, 32. mounting ring. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0026] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 ,in, Figure 1 A structural schematic diagram of a preferred embodiment of the medium-deep geothermal energy heat extraction structure provided by the utility model;

[0027] Figure 2 for Figure 1 The schematic diagram of the internal structure of the working box shown; Figure 3 for Figure 1 The schematic diagram of the internal structure of the heat extraction box shown; Figure 4 for Figure 1 A schematic diagram of the structure of the side door structure shown; Figure 5 for Figure 2 An enlarged schematic diagram of part A is shown; Figure 6 for Figure 2 An enlarged schematic diagram of part B is shown; Figure 7 for Figure 3 An enlarged schematic diagram of part C is shown; Figure 8 for Figure 4An enlarged schematic diagram of part D is shown. The mid-deep geothermal energy heat extraction structure comprises: a working box 1, a control device 7 is installed on the front side wall of the working box 1, a water cylinder 2 and a water cylinder 14 are respectively installed on the top of the working box 1, a round pipe 3 is installed on the top of the water cylinder 2 and the water cylinder 14, a filtering device 5 is installed on the top of the two groups of the round pipes 3, the outer wall of the round pipe 3 is threadedly connected with a mounting ring 32, and the outer wall of the mounting ring 32 is installed with a flange 4, a water pump 17 and a water pump 2 18 are respectively installed on the bottom of the working box 1, a water pipe 2 15 is installed between the water pump 17 and the water cylinder 2, a water pipe 3 16 is installed between the water pump 2 18 and the water cylinder 2 14, a water pipe 1 9 and a water pipe 4 19 are respectively installed at the lower ends of the water pump 1 17 and the water pump 2 18, the water pipe 1 9, the water pipe 2 15, the water pipe 3 16 and the water pipe 4 19 all pass through the working box 1, and the bottoms of the water pipe 1 9 and the water pipe 4 19 A heat extraction box 13 is connected to the heat extraction box 13, and a heat conducting layer 12 is installed on the outer wall of the heat extraction box 13. A motor 20 is installed on the top of the heat extraction box 13. The output end of the motor 20 passes through the inside of the heat extraction box 13, and a stirring blade 21 is fixedly installed on the output end of the motor 20. An electronic thermometer 22 is installed on the inner wall of the heat extraction box 13. The electronic thermometer 22, water pump 1 17 and water pump 2 18 are all electrically connected to the control device 7. A mounting seat 27 is installed on the top of the heat extraction box 13, and a rotating shaft 28 is installed between the inner walls of the mounting seat 27. A rectangular block 26 is rotatably connected to the outer wall of the rotating shaft 28. A baffle 31 is fixedly installed on the other end of the rectangular block 26. The baffle 31 is in contact with the bottom of the water pipe 19, and the bottom of the baffle 31 is coated with a waterproof layer 23. A torsion spring 29 is installed between the rectangular block 26 and the inner wall of the mounting seat 27, and the torsion spring 29 is sleeved on the outside of the rotating shaft 28.

[0028] The filtering device 5 includes a filter screen 51, a circular ring 52, a limiting groove 53 and a limiting block 54. Several groups of the limiting grooves 53 are opened on the top of the circular tube 3. The limiting grooves 53 penetrate the inner wall of the circular tube 3. Several groups of the limiting blocks 54 are plugged and connected to the limiting grooves 53.

[0029] The outer wall of the circular ring 52 is fixedly connected to the outer walls of several groups of the limiting blocks 54, and the filter screen 51 is installed on the inner wall of the circular ring 52. When the filter screen 51 needs to be replaced, the mounting ring 32 is rotated to make it leave the upper part of the circular tube 3, so as to facilitate the circular ring 52 to be pulled out from the inside of the limiting groove 53.

[0030] A protective cover 10 is installed on the top of the heat extraction box 13 , and the protective cover 10 is sleeved on the outside of the motor 20 . A plurality of heat dissipation holes 11 are evenly opened on the top of the protective cover 10 . The heat dissipation holes 11 are arranged to conveniently discharge the high temperature generated by the motor 20 .

[0031] A side door 30 is installed on the rear end outer wall of the work box 1, and a hinge 25 is installed at the connection between the side door 30 and the work box 1. A protrusion 24 is installed on the outer wall of the side door 30. The side door 30 can be opened by the protrusion 24, so as to facilitate the maintenance of the equipment inside the work box 1.

[0032] The outer wall of the water cylinder 2 14 and the outer wall of the water pipe 4 19 are respectively installed with an insulation layer 1 6 and an insulation layer 2 8.

[0033] The working principle of the medium-deep geothermal energy heat extraction structure provided by the utility model is as follows: water pump 17 transports the water inside the water cylinder 2 to the inside of the heat extraction box 13 through water pipe 2 15 and water pipe 1 9. When the water flows out from the water outlet of water pipe 9, the impact force will squeeze the baffle 31. The baffle 31 rotates downward along the rotating shaft 28 through the rectangular block 26 under the action of the impact force. When the water pump 17 no longer supplies water, the baffle 31 automatically resets under the action of the torsion spring 29 to block the water inlet end of the water pipe 9. When the heat-conducting layer 12 outside the heat extraction box 13 transfers the external heat to the inside of the heat extraction box 13, the motor 20 causes the stirring blade 21 to continuously stir the water flow inside the heat extraction box 13. After the electronic thermometer 22 detects that the water temperature inside the heat extraction box 13 reaches a predetermined value, the water pump 2 18 transports the heated water to the inside of the water cylinder 2 14 through water pipe 4 19 and water pipe 3 16.

[0034] Compared with the related art, the mid-deep geothermal energy heat extraction structure provided by the utility model has the following beneficial effects:

[0035] When water flows out of the water outlet of the water pipe 9, the impact force will squeeze the baffle 31, and the baffle 31 will rotate downward along the rotating shaft 28 through the rectangular block 26 under the action of the impact force. When the water pump 17 no longer supplies water, the baffle 31 will automatically return to its original position under the action of the torsion spring 29 to block the water inlet end of the water pipe 9, so that the temperature inside the heat extraction box 13 will not enter the water pipe 9 and be lost;

[0036] When the heat conducting layer 12 outside the heat extraction box 13 transfers external heat to the inside of the heat extraction box 13, the motor 20 causes the stirring blade 21 to continuously stir the water flow inside the heat extraction box 13, so that the water flow inside the heat extraction box 13 is heated quickly and evenly.

[0037] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A mid-deep geothermal heat extraction structure, characterized in that: include: A working box, a control device is installed on the front side wall of the working box, a water cylinder 1 and a water cylinder 2 are installed on the top of the working box respectively, a round tube is installed on the top of the water cylinder 1 and the water cylinder 2, a filtering device is installed on the top of the two groups of round tubes, a mounting ring is threadedly connected to the outer wall of the round tube, a flange is installed on the outer wall of the mounting ring, a water pump 1 and a water pump 2 are installed on the bottom of the working box respectively, a water pipe 2 is installed between the water pump 1 and the water cylinder 1, a water pipe 3 is installed between the water pump 2 and the water cylinder 2, a water pipe 1 and a water pipe 4 are installed on the lower ends of the water pump 1 and the water pump 2 respectively, and the water pipe 1 and the water pipe 4 are installed on the lower ends of the water pump 1 and the water pump 2. The bottom of the fourth is connected to a heat extraction box, the outer wall of the heat extraction box is installed with a heat conducting layer, the top of the heat extraction box is installed with a motor, the output end of the motor passes through the inside of the heat extraction box, the output end of the motor is fixedly installed with a stirring blade, the inner wall of the heat extraction box is installed with an electronic thermometer, a mounting seat is installed on the top of the heat extraction box, a rotating shaft is installed between the inner walls of the mounting seat, a rectangular block is rotatably connected to the outer wall of the rotating shaft, a baffle is fixedly installed on the other end of the rectangular block, the baffle is in contact with the bottom of a water pipe, the bottom of the baffle is coated with a waterproof layer, and a torsion spring is installed between the rectangular block and the inner wall of the mounting seat.

2. The mid-deep geothermal heat extraction structure according to claim 1 is characterized in that: The filtering device comprises a filtering net, a circular ring, a limiting groove and a limiting block. Several groups of the limiting grooves are arranged on the top of the circular tube, and several groups of the limiting blocks are plug-connected with the limiting grooves.

3. The mid-deep geothermal heat extraction structure according to claim 2 is characterized in that: The outer wall of the circular ring is fixedly connected to the outer walls of the plurality of groups of limit blocks, and the filter is installed on the inner wall of the circular ring.

4. The mid-deep geothermal heat extraction structure according to claim 1 is characterized in that: A protective cover is installed on the top of the heat extraction box, the protective cover is sleeved on the outside of the motor, and a plurality of groups of heat dissipation holes are evenly opened on the top of the protective cover.

5. The mid-deep geothermal heat extraction structure according to claim 1 is characterized in that: A side door is installed on the rear end outer wall of the working box, a hinge is installed at the connection between the side door and the working box, and a convex block is installed on the outer wall of the side door.

6. The mid-deep geothermal heat extraction structure according to claim 1 is characterized in that: The outer wall of the water cylinder 2 and the outer wall of the water pipe 4 are respectively provided with a thermal insulation layer 1 and a thermal insulation layer 2.

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