A medium-deep geothermal heat exchange device

Abstract

The present invention provides a medium-deep geothermal heat exchange device, which relates to the technical field of heat exchange devices and includes: a geothermal well main body; the concrete base is arranged on the outside of the geothermal well main body; the mounting assembly is installed on the top of the concrete base; the reflux assembly is installed on the outside of the mounting assembly; the heat exchange assembly is installed on the mounting assembly; the positioning assembly is installed on the left side of the reflux assembly; the impurity collection assembly is installed on the bottom of the heat exchange assembly; the connecting assembly is installed on the reflux assembly and the heat exchange assembly; the sealing top cover is arranged on the top of the heat exchange mounting seat, and the heat exchange mounting seat and the sealing top cover are fixedly connected by ten connecting bolts; the present invention filters impurities inside the heat exchange pipe B, improves the heat exchange effect, and facilitates the staff to clean the filtered impurities; solves the problem of lack of impurity filtering structure, which is inconvenient for the staff to clean impurities generated during heat exchange.

Description

Technical Field

[0001] The present invention belongs to the technical field of heat exchange devices, and more specifically, relates to a mid-deep geothermal heat exchange device. Background Art

[0002] Medium-deep geothermal energy has the advantages of wide distribution, low cost, easy mining, cleanliness and direct utilization. It is a green energy with sustainable development. The central tube heat exchange technology of the medium-deep geothermal well body mainly exchanges heat within the wellbore.

[0003] The current medium-deep geothermal heat exchange device is not convenient for workers to properly adjust the direction of the pipeline according to the location of the heat exchange equipment, resulting in inconvenience in use. It also lacks an impurity filtering structure, making it inconvenient for workers to clean impurities generated during heat exchange. Summary of the Invention

[0004] In view of this, the present invention provides a medium-deep geothermal heat exchange device, which has an installation component, a reflux component, a heat exchange component, a positioning component, an impurity collection component and a connection component, which is convenient for the staff to appropriately adjust the direction of the reflux pipe A and the heat exchange pipe B by adjusting the handle, which is more convenient to use, and has a filtering effect on the impurities inside the heat exchange pipe B, thereby improving the heat exchange effect, and making it convenient for the staff to clean the filtered impurities.

[0005] The present invention provides a purpose and efficacy of a mid-deep geothermal energy heat exchange device, specifically comprising a geothermal well body, a mounting assembly, a return assembly, a heat exchange assembly, a positioning assembly, an impurity collection assembly, a connection assembly and a concrete base;

[0006] The concrete base is arranged outside the geothermal well body; the mounting assembly is mounted on the top of the concrete base; the return assembly is mounted on the outside of the mounting assembly; the heat exchange assembly is mounted on the mounting assembly; the positioning assembly is mounted on the left side of the return assembly; the impurity collection assembly is mounted on the bottom of the heat exchange assembly; the connecting assembly is mounted on the return assembly and the heat exchange assembly;

[0007] The mounting assembly includes: a heat exchange mounting seat, a spherical positioning groove, a limiting slot, a sealing top cover and connecting bolts; a row of spherical positioning grooves is provided on the left side of the heat exchange mounting seat, and a limiting slot is provided on the right side of the heat exchange mounting seat; the sealing top cover is provided on the top of the heat exchange mounting seat, and the heat exchange mounting seat and the sealing top cover are fixedly connected by ten connecting bolts.

[0008] Furthermore, the positioning assembly includes: a U-shaped positioning frame and a circular positioning rod; the U-shaped positioning frame is fixedly installed on the outer wall of the sealing ring; the circular positioning rod is slidably installed inside the U-shaped positioning frame and the sealing ring, and the inner end of the circular positioning rod is provided with a rounded corner, and the circular positioning rod is inserted into the spherical positioning groove.

[0009] Furthermore, the mounting assembly also includes: a limiting ring A and a fixing screw; there are two limiting rings A, and the two limiting rings A are fixedly installed on the outer wall of the heat exchange mounting seat; there are four fixing screws, and the four fixing screws are inserted into the interior of the heat exchange mounting seat, and the four fixing screws are threadedly connected to the concrete base.

[0010] Furthermore, the positioning assembly also includes: an anti-movement disc and a return spring; the anti-movement disc is fixedly mounted on the outer wall of the circular positioning rod; the return spring is mounted on the outside of the circular positioning rod, and the return spring is located between the U-shaped positioning frame and the anti-movement disc.

[0011] Furthermore, the reflux assembly includes: a sealing ring, a reflux pipe A and a connecting flange A; the sealing ring is rotatably mounted on the outer wall of the heat exchange mounting seat, and the sealing ring contacts the inner sides of the two limiting rings A; the reflux pipe A is fixedly mounted inside the sealing ring, and the reflux pipe A is inserted into the limiting slot; the connecting flange A is fixedly mounted on the outer wall of the reflux pipe A.

[0012] Furthermore, the impurity collection assembly includes: an impurity collection frame, an impurity collection box and a cleaning handle; the impurity collection frame is fixedly installed at the bottom of the heat exchange pipe B; the impurity collection box is slidably installed at the bottom of the impurity collection frame; the cleaning handle is fixedly installed at the bottom of the impurity collection box.

[0013] Furthermore, the heat exchange assembly includes: a heat exchange pipe B and a connecting flange B; the heat exchange pipe B is rotatably installed inside the sealing top cover; and the connecting flange B is fixedly installed on the heat exchange pipe B.

[0014] Furthermore, the impurity collection assembly further comprises: a limit pin and a disassembly pull ring; the limit pin is inserted into the interior of the impurity collection frame and the impurity collection box; and the disassembly pull ring is fixedly mounted on the limit pin.

[0015] Furthermore, the heat exchange component also includes: a limiting ring B and an impurity filter; there are two limiting rings B, and the two limiting rings B are fixedly installed on the outer wall of the heat exchange pipe B, and the inner sides of the two limiting rings B are in contact with the sealing top cover; the impurity filter is fixedly installed inside the heat exchange pipe B.

[0016] Furthermore, the connection assembly includes: a connection plate and an adjustment handle; the connection plate is fixedly installed on the return pipe A and the heat exchange pipe B; and the adjustment handle is fixedly installed on the right side of the connection plate.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. In the present invention, four fixing screws are inserted into the interior of the heat exchange mounting base, and the four fixing screws are threadedly connected to the concrete base, thereby making the device more stable after installation.

[0019] 2. In the present invention, the sealing ring is rotatably mounted on the outer wall of the heat exchange mounting seat, and the heat exchange pipe B is rotatably mounted inside the sealing top cover, and the connecting plate is fixedly mounted on the return pipe A and the heat exchange pipe B, thereby making it convenient for the staff to appropriately adjust the directions of the return pipe A and the heat exchange pipe B by adjusting the handle, which is more convenient to use. In addition, the impurity filter is fixedly mounted inside the heat exchange pipe B, thereby filtering the impurities inside the heat exchange pipe B and improving the heat exchange effect.

[0020] 3. In the present invention, the impurity collection box is slidably installed at the bottom of the impurity collection frame, and the cleaning handle is fixedly installed at the bottom of the impurity collection box, which makes it convenient for staff to clean the filtered impurities. In addition, the limiting pin is inserted into the interior of the impurity collection frame and the impurity collection box, and the disassembly pull ring is fixedly installed on the limiting pin, thereby limiting the impurity collection box and preventing the impurity collection box from falling.

[0021] 4. In the present invention, the circular positioning rod is slidably installed inside the U-shaped positioning frame and the sealing ring, and the circular positioning rod is inserted into the spherical positioning groove, thereby limiting the sealing ring, making the return pipe A and the heat exchange pipe B more stable after the direction is adjusted. In addition, because the reset spring is installed on the outside of the circular positioning rod, and the reset spring is located between the U-shaped positioning frame and the anti-movement disc, the circular positioning rod is prevented from loosening, so that the circular positioning rod can only move after being subjected to force, thereby improving the positioning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments are briefly introduced below.

[0023] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0024] In the attached figure:

[0025] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention.

[0026] Figure 2 This invention Figure 1 Schematic diagram of the rear side perspective structure.

[0027] Figure 3 This invention Figure 1 Schematic diagram of the central cross-section structure.

[0028] Figure 4 It is a structural schematic diagram of the installation assembly of the present invention.

[0029] Figure 5 This invention Figure 4 Schematic diagram of the rear side perspective structure.

[0030] Figure 6 It is a structural schematic diagram of the reflux component of the present invention.

[0031] Figure 7 This invention Figure 3 Schematic diagram of the locally enlarged structure of area A in the middle.

[0032] Figure 8 This invention Figure 3 Schematic diagram of the locally enlarged structure of area B in the middle.

[0033] Figure 9 It is a structural schematic diagram of the impurity collection component of the present invention.

[0034] Figure 10 This invention Figure 3 Schematic diagram of the locally enlarged structure of the middle C area.

[0035] Reference Signs List

[0036] 1. Geothermal well body; 2. Mounting assembly; 201. Heat exchange mounting seat; 2011. Spherical positioning groove; 2012. Limiting slot; 202. Sealing top cover; 200. Connecting bolt; 203. Limiting ring A; 204. Fixing screw; 3. Return assembly; 301. Sealing ring; 302. Return pipe A; 303. Connecting flange A; 4. Heat exchange assembly; 401. Heat exchange pipe B; 402. Connecting flange B; 403. Limiting ring B; 404, impurity filter; 5, positioning assembly; 501, U-shaped positioning frame; 502, circular positioning rod; 503, anti-movement disc; 504, reset spring; 6, impurity collection assembly; 601, impurity collection frame; 602, impurity collection box; 603, cleaning handle; 604, limiting pin; 605, disassembly pull ring; 7, connecting assembly; 701, connecting plate; 702, adjustment handle; 8, concrete base. DETAILED DESCRIPTION

[0037] In order to make the purpose, scheme and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings of specific embodiments of the present invention. Unless otherwise specified, the terms used herein have the common meanings in the art. The same reference numerals in the drawings represent the same components.

[0038] Example 1: Please refer to Figures 1 to 10 As shown:

[0039] The present invention provides a medium-deep geothermal heat exchange device, comprising a geothermal well body 1, a mounting assembly 2, a reflux assembly 3, a heat exchange assembly 4, a positioning assembly 5, an impurity collection assembly 6, a connection assembly 7 and a concrete base 8;

[0040] The concrete base 8 is set on the outside of the geothermal well body 1; the mounting assembly 2 is installed on the top of the concrete base 8; the return assembly 3 is installed on the outside of the mounting assembly 2; the heat exchange assembly 4 is installed on the mounting assembly 2; the positioning assembly 5 is installed on the left side of the return assembly 3; the impurity collection assembly 6 is installed at the bottom of the heat exchange assembly 4; the connecting assembly 7 is installed on the return assembly 3 and the heat exchange assembly 4.

[0041] like Figure 4 、 Figure 5 As shown, the mounting assembly 2 includes: a heat exchange mounting seat 201, a spherical positioning groove 2011, a limiting slot 2012, a sealing top cover 202 and a connecting bolt 200; a row of spherical positioning grooves 2011 is provided on the left side of the heat exchange mounting seat 201, and a limiting slot 2012 is provided on the right side of the heat exchange mounting seat 201; the sealing top cover 202 is provided on the top of the heat exchange mounting seat 201, and the heat exchange mounting seat 201 and the sealing top cover 202 are fixedly connected by ten connecting bolts 200; the mounting assembly 2 also includes: a limiting ring A203 and Fixing screws 204; there are two limiting rings A203, and the two limiting rings A203 are fixedly installed on the outer wall of the heat exchange mounting seat 201; there are four fixing screws 204, and the four fixing screws 204 are inserted into the interior of the heat exchange mounting seat 201, and the four fixing screws 204 are threadedly connected to the concrete base 8. Its specific function is: because the four fixing screws 204 are inserted into the interior of the heat exchange mounting seat 201, and the four fixing screws 204 are threadedly connected to the concrete base 8, the device is more stable after installation.

[0042] like Figure 3 、 Figure 6 、 Figure 7 、 Figure 10As shown, the reflux assembly 3 includes: a sealing ring 301, a reflux pipe A302 and a connecting flange A303; the sealing ring 301 is rotatably mounted on the outer wall of the heat exchange mounting base 201, and the sealing ring 301 contacts the inner sides of the two limiting rings A203; the reflux pipe A302 is fixedly mounted inside the sealing ring 301, and the reflux pipe A302 is inserted into the limiting slot 2012; the connecting flange A303 is fixedly mounted on the outer wall of the reflux pipe A302 The heat exchange component 4 includes: a heat exchange pipe B401 and a connecting flange B402; the heat exchange pipe B401 is rotatably mounted inside the sealing top cover 202; the connecting flange B402 is fixedly mounted on the heat exchange pipe B401; the heat exchange component 4 also includes: a limiting ring B403 and an impurity filter 404; there are two limiting rings B403, and the two limiting rings B403 are fixedly mounted on the outer wall of the heat exchange pipe B401, and the inner wall of the two limiting rings B403 The side contacts the sealing top cover 202; the impurity filter 404 is fixedly installed inside the heat exchange pipe B401, and the connecting component 7 includes: a connecting plate 701 and an adjusting handle 702; the connecting plate 701 is fixedly installed on the return pipe A302 and the heat exchange pipe B401; the adjusting handle 702 is fixedly installed on the right side of the connecting plate 701, and its specific function is: because the sealing ring 301 is rotatably installed on the outer wall of the heat exchange mounting seat 201, and the heat exchange pipe B401 is rotatably installed inside the sealing top cover 202, and the connecting plate 701 is fixedly installed on the return pipe A302 and the heat exchange pipe B401, it is convenient for the staff to appropriately adjust the direction of the return pipe A302 and the heat exchange pipe B401 by adjusting the handle 702, which is more convenient to use. Because the impurity filter 404 is fixedly installed inside the heat exchange pipe B401, it filters the impurities inside the heat exchange pipe B401, thereby improving the heat exchange effect.

[0043] like Figure 9As shown, the impurity collection assembly 6 includes: an impurity collection frame 601, an impurity collection box 602 and a cleaning handle 603; the impurity collection frame 601 is fixedly installed at the bottom of the heat exchange pipe B401; the impurity collection box 602 is slidably installed at the bottom of the impurity collection frame 601; the cleaning handle 603 is fixedly installed at the bottom of the impurity collection box 602; the impurity collection assembly 6 also includes: a limit pin 604 and a disassembly pull ring 605; the limit pin 604 is inserted into the interior of the impurity collection frame 601 and the impurity collection box 602; the disassembly pull ring 605 It is fixedly installed on the limit pin 604, and its specific function is: because the impurity collection box 602 is slidably installed on the bottom of the impurity collection frame 601, and the cleaning handle 603 is fixedly installed on the bottom of the impurity collection box 602, it is convenient for the staff to clean the filtered impurities, and because the limit pin 604 is inserted into the inside of the impurity collection frame 601 and the impurity collection box 602, and the disassembly pull ring 605 is fixedly installed on the limit pin 604, it plays a limiting role on the impurity collection box 602, thereby preventing the impurity collection box 602 from falling.

[0044] Example 2:

[0045] Based on the first embodiment, Figure 8 As shown, the positioning assembly 5 includes: a U-shaped positioning frame 501 and a circular positioning rod 502; the U-shaped positioning frame 501 is fixedly mounted on the outer wall of the sealing ring 301; the circular positioning rod 502 is slidably mounted on the inside of the U-shaped positioning frame 501 and the sealing ring 301, and the inner end of the circular positioning rod 502 is provided with a rounded corner, and the circular positioning rod 502 is inserted into the spherical positioning groove 2011; the positioning assembly 5 also includes: an anti-movement disc 503 and a return spring 504; the anti-movement disc 503 is fixedly mounted on the outer wall of the circular positioning rod 502; the return spring 504 is mounted on the outside of the circular positioning rod 502, and the return spring 504 is located between the U-shaped positioning frame 501 and the anti-movement disc The specific function of the movable disc 503 is as follows: the circular positioning rod 502 is slidably installed inside the U-shaped positioning frame 501 and the sealing ring 301, and the circular positioning rod 502 is inserted into the spherical positioning groove 2011, thereby limiting the sealing ring 301, making the return pipe A302 and the heat exchange pipe B401 more stable after the direction adjustment, and because the reset spring 504 is installed on the outside of the circular positioning rod 502, and the reset spring 504 is located between the U-shaped positioning frame 501 and the anti-movement disc 503, thereby avoiding the circular positioning rod 502 from loosening, so that the circular positioning rod 502 can only move after being subjected to force, thereby improving the positioning effect.

[0046] The specific usage and function of this embodiment are as follows:

[0047] Specific usage and function of this embodiment: In the present invention, first, the staff connects the four fixing screws 204 with the concrete base 8 through a wrench, so that the device is more stable after installation, and then connects the return pipe A302 and the heat exchange pipe B401 to the external heat exchange equipment. Then, the staff appropriately adjusts the direction of the return pipe A302 and the heat exchange pipe B401 by adjusting the handle 702, which is more convenient to use. In addition, the impurity filter 404 is fixedly installed inside the heat exchange pipe B401, thereby filtering the impurities inside the heat exchange pipe B401 and improving the heat exchange effect. The impurity collection box 602 is slidably installed at the bottom of the impurity collection frame 601, and the cleaning handle 603 is fixedly installed at the bottom of the impurity collection box 602, which makes it convenient for the staff to clean the filtered impurities. In addition, the limit pin 604 is inserted into the impurity collection frame 60 1 and the interior of the impurity collection box 602, and the disassembly pull ring 605 is fixedly installed on the limit pin 604, thereby limiting the impurity collection box 602 and preventing the impurity collection box 602 from falling. Because the circular positioning rod 502 is slidably installed in the U-shaped positioning frame 501 and the sealing ring 301, and the circular positioning rod 502 is inserted into the spherical positioning groove 2011, it limits the sealing ring 301, making the return pipe A302 and the heat exchange pipe B401 more stable after the direction adjustment, and because the return spring 504 is installed on the outside of the circular positioning rod 502, and the return spring 504 is located between the U-shaped positioning frame 501 and the anti-movement disc 503, the circular positioning rod 502 is prevented from loosening, so that the circular positioning rod 502 can only move after being subjected to force, thereby improving the positioning effect.

[0048] The above description is merely an exemplary embodiment of the present invention and is not intended to limit the scope of protection of the present invention. The scope of protection of the present invention is determined by the appended claims.

Claims

1. A mid-deep geothermal heat exchange device, characterized by: It comprises a geothermal well body (1), a mounting assembly (2), a reflux assembly (3), a heat exchange assembly (4), a positioning assembly (5), an impurity collection assembly (6), a connecting assembly (7) and a concrete base (8); The concrete base (8) is arranged outside the geothermal well body (1); the mounting assembly (2) is mounted on the top of the concrete base (8); the return assembly (3) is mounted outside the mounting assembly (2); the heat exchange assembly (4) is mounted on the mounting assembly (2); the positioning assembly (5) is mounted on the left side of the return assembly (3); the impurity collection assembly (6) is mounted on the bottom of the heat exchange assembly (4); and the connection assembly (7) is mounted on the return assembly (3) and the heat exchange assembly (4); The mounting assembly (2) comprises: a heat exchange mounting seat (201), a spherical positioning groove (2011), a limiting slot hole (2012), a sealing top cover (202) and connecting bolts (200); a row of spherical positioning grooves (2011) is provided on the left side of the heat exchange mounting seat (201), and a limiting slot hole (2012) is provided on the right side of the heat exchange mounting seat (201); the sealing top cover (202) is provided on the top of the heat exchange mounting seat (201), and the heat exchange mounting seat (201) and the sealing top cover (202) are fixedly connected by ten connecting bolts (200); The mounting assembly (2) further comprises a limiting circular ring A (203), wherein two limiting circular rings A (203) are provided, and the two limiting circular rings A (203) are fixedly mounted on the outer wall of the heat exchange mounting seat (201); The reflux assembly (3) comprises a sealing ring (301), a reflux pipe A (302) and a connecting flange A (303); the sealing ring (301) is rotatably mounted on the outer wall of the heat exchange mounting seat (201), and the sealing ring (301) contacts the inner sides of two limiting rings A (203); the reflux pipe A (302) is fixedly mounted inside the sealing ring (301), and the reflux pipe A (302) is inserted into the limiting slot (2012); the connecting flange A (303) is fixedly mounted on the outer wall of the reflux pipe A (302); The heat exchange assembly (4) comprises: a heat exchange pipe B (401) and a connecting flange B (402); the heat exchange pipe B (401) is rotatably mounted inside the sealing top cover (202); and the connecting flange B (402) is fixedly mounted on the heat exchange pipe B (401); The positioning assembly (5) comprises a U-shaped positioning frame (501) and a circular positioning rod (502); the U-shaped positioning frame (501) is fixedly mounted on the outer wall of the sealing ring (301); the circular positioning rod (502) is slidably mounted inside the U-shaped positioning frame (501) and the sealing ring (301), and the inner end of the circular positioning rod (502) is provided with a rounded corner, and the circular positioning rod (502) is inserted into the spherical positioning groove (2011); The impurity collection assembly (6) comprises: an impurity collection frame (601), an impurity collection box (602) and a cleaning handle (603); the impurity collection frame (601) is fixedly mounted on the bottom of the heat exchange pipe B (401); the impurity collection box (602) is slidably mounted on the bottom of the impurity collection frame (601); and the cleaning handle (603) is fixedly mounted on the bottom of the impurity collection box (602).

2. The mid-deep geothermal heat exchange device according to claim 1, characterized in that: The mounting assembly (2) further comprises fixing screws (204), wherein a total of four fixing screws (204) are provided, and the four fixing screws (204) are inserted into the interior of the heat exchange mounting seat (201), and the four fixing screws (204) are threadedly connected to the concrete base (8).

3. The mid-deep geothermal heat exchange device according to claim 1, characterized in that: The heat exchange assembly (4) further comprises: a limiting circular ring B (403) and an impurity filter (404); two limiting circular rings B (403) are provided, and the two limiting circular rings B (403) are fixedly mounted on the outer wall of the heat exchange pipe B (401), and the inner sides of the two limiting circular rings B (403) are in contact with the sealing top cover (202); the impurity filter (404) is fixedly mounted inside the heat exchange pipe B (401).

4. The mid-deep geothermal heat exchange device according to claim 1, characterized in that: The positioning assembly (5) further comprises: an anti-movement disc (503) and a return spring (504); the anti-movement disc (503) is fixedly mounted on the outer wall of the circular positioning rod (502); the return spring (504) is mounted on the outside of the circular positioning rod (502), and the return spring (504) is located between the U-shaped positioning frame (501) and the anti-movement disc (503).

5. The mid-deep geothermal heat exchange device according to claim 1, characterized in that: The impurity collection assembly (6) further comprises: a limit pin (604) and a disassembly pull ring (605); the limit pin (604) is inserted into the interior of the impurity collection frame (601) and the impurity collection box (602); and the disassembly pull ring (605) is fixedly mounted on the limit pin (604).

6. The mid-deep geothermal heat exchange device according to claim 4, characterized in that: The connecting assembly (7) comprises: a connecting plate (701) and an adjusting handle (702); the connecting plate (701) is fixedly mounted on the return pipe A (302) and the heat exchange pipe B (401); and the adjusting handle (702) is fixedly mounted on the right side of the connecting plate (701).

Images