CN213812627U - Middle-deep geothermal temperature measuring well - Google Patents
Middle-deep geothermal temperature measuring well Download PDFInfo
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- CN213812627U CN213812627U CN202022137389.8U CN202022137389U CN213812627U CN 213812627 U CN213812627 U CN 213812627U CN 202022137389 U CN202022137389 U CN 202022137389U CN 213812627 U CN213812627 U CN 213812627U
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Abstract
The utility model provides a middle and deep geothermal temperature measuring well, this temperature measuring well is pipe box type temperature measuring well. The utility model adopts the pipe sleeve design, and the geothermal well inner pipe sleeve, the geothermal well outer pipe sleeve and the geothermal well pipe sleeve external backfill are arranged in sequence from inside to outside to be filled, so that the integral structure of the medium-deep geothermal temperature measuring well is more stable, and the smooth temperature measurement is ensured; the temperature measuring point is arranged in the heat-insulating sleeve outside the geothermal well outer sleeve, and the temperature is measured in a heat exchange mode, so that the temperature measurement is more accurate; the temperature measuring line is connected with the signal amplification connector, and is additionally provided with the detachable protection box, the signal line and the temperature measuring probe are convenient to overhaul.
Description
Technical Field
The utility model belongs to the technical field of the geothermol power, concretely relates to well deep geothermal temperature well.
Background
When the middle-deep geothermal temperature measuring well measures temperature, the mode that a temperature measuring line is suspended with a temperature measuring probe is usually adopted to be directly put into the temperature measuring well for measuring temperature, and in the method, the temperature measuring probe is easy to shake, so that the temperature measuring accuracy is influenced; or the temperature probes are directly and uniformly distributed on the inner wall of the temperature measuring well to measure the temperatures at different depths, and the method has better temperature measuring accuracy, but the temperature probes are fixedly arranged, so that the method is extremely inconvenient to overhaul.
Therefore, it is an urgent need to solve the above problems by those skilled in the art to develop a medium-deep geothermal temperature measurement well with good temperature measurement accuracy and easy maintenance.
Disclosure of Invention
In order to solve the problem, the utility model discloses a well deep geothermal temperature measurement well.
In order to achieve the above object, the utility model provides a following technical scheme:
a middle-deep geothermal temperature measuring well is a pipe sleeve type temperature measuring well. Furthermore, the temperature measuring well comprises a temperature measuring well body, a geothermal well inner pipe sleeve, a geothermal well outer pipe sleeve, geothermal well pipe sleeve outer backfill materials and a temperature measuring part, wherein the geothermal well inner pipe sleeve, the geothermal well outer pipe sleeve and the temperature measuring part are sequentially arranged in the geothermal well pipe sleeve outer backfill materials from inside to outside.
Further, the temperature measuring part comprises a heat-insulating sleeve, a temperature measuring line, a temperature measuring probe and a signal line; the heat-insulating sleeve is fixed on the surface of the geothermal well outer sleeve; one end of the temperature measuring wire is connected with the signal amplification connector, and the other end of the temperature measuring wire extends into the heat-insulating sleeve to be connected with the temperature measuring probe; the signal wire is arranged on the heat-insulating sleeve and is connected with the temperature measuring probe.
Furthermore, the inner pipe sleeve of the geothermal well and the outer pipe sleeve of the geothermal well are vertically and coaxially arranged; the heat-insulating sleeve is vertically welded and fixed on the surface of the geothermal well outer sleeve.
Furthermore, the part of the heat-insulating sleeve positioned outside the temperature measuring well bypasses the device at the inlet of the temperature measuring well and is bound and fixed with the geothermal pipeline.
Further, the signal amplification connector is arranged in the detachable protection box.
Furthermore, the inner pipe sleeve of the geothermal well and the outer pipe sleeve of the geothermal well are eccentrically arranged with the temperature measuring well body.
Compared with the prior art, the utility model, following beneficial effect has:
1. the integral structure adopts a pipe sleeve type design, and a geothermal well inner pipe sleeve, a geothermal well outer pipe sleeve and a geothermal well pipe sleeve external backfill are sequentially arranged from inside to outside for filling, so that the integral structure of a middle-deep geothermal temperature measurement well is ensured to be more stable, and the smooth temperature measurement is ensured;
2. the temperature measuring point is arranged in the heat-insulating sleeve outside the geothermal well outer sleeve, and the temperature is measured in a heat exchange mode, so that the temperature measurement is more accurate;
3. the temperature measuring line is connected with the signal amplification connector, and is additionally provided with the detachable protection box, the signal line and the temperature measuring probe are convenient to overhaul.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a horizontal sectional view of the present invention;
fig. 3 is a schematic structural view of the middle temperature measuring part of the present invention.
List of reference numerals: the geothermal well temperature measuring device comprises a temperature measuring well body 1, a geothermal well inner pipe sleeve 2, a geothermal well outer pipe sleeve 3, geothermal well pipe sleeve outer backfill 4, a heat insulation sleeve 5, a temperature measuring line 6, a temperature measuring probe 7, a signal line 8, a signal amplification connector 9 and a detachable protection box 10.
Detailed Description
The technical solutions provided by the present invention will be described in detail with reference to specific embodiments, and it should be understood that the following specific embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.
The utility model discloses a structure schematic diagram as shown in figure 1, the utility model relates to a middle-deep geothermal temperature well, which is a pipe sleeve type temperature well, comprising a temperature well body 1, a geothermal well inner pipe sleeve 2, a geothermal well outer pipe sleeve 3, a geothermal well pipe sleeve outer backfill 4 and a temperature measuring part arranged in the geothermal well pipe sleeve outer backfill 4, wherein the geothermal well inner pipe sleeve 2, the geothermal well outer pipe sleeve 3 and the geothermal well pipe sleeve outer backfill 4 are arranged in sequence from inside to outside; as shown in figure 2, the inner pipe sleeve 2 of the geothermal well and the outer pipe sleeve 3 of the geothermal well are vertically and coaxially arranged and are eccentrically arranged with the temperature measuring well body 1.
The temperature measuring part comprises a heat-insulating sleeve 5, a temperature measuring line 6, a temperature measuring probe 7 and a signal line 8; the heat-insulating sleeve 5 is vertically welded and fixed on the surface of the geothermal well outer sleeve 3, and the part of the heat-insulating sleeve 5 positioned outside the temperature measuring well bypasses the device at the inlet of the temperature measuring well and is bound and fixed with a geothermal pipeline; one end of the temperature measuring wire 6 is connected with a signal amplification connector 9, the other end of the temperature measuring wire extends into the heat-insulating sleeve 5 to be connected with a temperature measuring probe 7, and the signal amplification connector 9 is arranged in the detachable protection box 10; the signal wire 8 is arranged on the heat-insulating sleeve and is connected with the temperature measuring probe 7.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that those modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all should be covered in the scope of the claims of the present invention.
Claims (6)
1. A kind of middle and deep geothermal temperature measurement well, characterized by: the temperature measuring well is a pipe sleeve type temperature measuring well; the geothermal well temperature measuring device comprises a temperature measuring well body (1), a geothermal well inner pipe sleeve (2), a geothermal well outer pipe sleeve (3), geothermal well pipe sleeve outer backfill (4) and a temperature measuring part, wherein the geothermal well inner pipe sleeve (2), the geothermal well outer pipe sleeve and the geothermal well pipe sleeve outer backfill (4) are sequentially arranged inside the temperature measuring well body (1) from inside to outside, and the temperature measuring part is arranged in the geothermal well pipe sleeve outer backfill (4).
2. A medium depth geothermal log according to claim 1, wherein: the temperature measuring part comprises a heat-insulating sleeve (5), a temperature measuring wire (6), a temperature measuring probe (7) and a signal wire (8); the heat-insulating sleeve (5) is fixed on the surface of the geothermal well outer sleeve (3); one end of the temperature measuring wire (6) is connected with the signal amplification connector (9), and the other end of the temperature measuring wire extends into the heat-insulating sleeve (5) to be connected with the temperature measuring probe (7); the signal wire (8) is arranged on the heat-insulating sleeve and is connected with the temperature measuring probe (7).
3. A medium depth geothermal log according to claim 2, wherein: the inner pipe sleeve (2) of the geothermal well and the outer pipe sleeve (3) of the geothermal well are vertically and coaxially arranged; the heat-insulating sleeve (5) is vertically welded and fixed on the surface of the geothermal well outer sleeve (3) in the same way.
4. A medium depth geothermal log according to claim 3, wherein: the part of the heat-insulating sleeve (5) positioned outside the temperature measuring well bypasses the device at the inlet of the temperature measuring well and is bound and fixed with the geothermal pipeline.
5. A medium depth geothermal log according to claim 2, wherein: the signal amplification connector (9) is arranged in the detachable protection box (10).
6. A medium depth geothermal log according to claim 3, wherein: the inner sleeve (2) and the outer sleeve (3) of the geothermal well are eccentrically arranged with the temperature measuring well body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022137389.8U CN213812627U (en) | 2020-09-25 | 2020-09-25 | Middle-deep geothermal temperature measuring well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022137389.8U CN213812627U (en) | 2020-09-25 | 2020-09-25 | Middle-deep geothermal temperature measuring well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213812627U true CN213812627U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022137389.8U Active CN213812627U (en) | 2020-09-25 | 2020-09-25 | Middle-deep geothermal temperature measuring well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213812627U (en) |
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2020
- 2020-09-25 CN CN202022137389.8U patent/CN213812627U/en active Active
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