CN117552771A - Heat insulating device of nano microporous material - Google Patents
Heat insulating device of nano microporous material Download PDFInfo
- Publication number
- CN117552771A CN117552771A CN202311518118.9A CN202311518118A CN117552771A CN 117552771 A CN117552771 A CN 117552771A CN 202311518118 A CN202311518118 A CN 202311518118A CN 117552771 A CN117552771 A CN 117552771A
- Authority
- CN
- China
- Prior art keywords
- heat
- pipe body
- inner cavity
- insulation pipe
- heat insulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000012229 microporous material Substances 0.000 title claims abstract description 19
- 238000009413 insulation Methods 0.000 claims abstract description 77
- 238000001514 detection method Methods 0.000 claims abstract description 26
- 239000006096 absorbing agent Substances 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims description 14
- 238000003825 pressing Methods 0.000 claims description 10
- 239000007783 nanoporous material Substances 0.000 claims 4
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 239000012212 insulator Substances 0.000 abstract description 10
- 239000007769 metal material Substances 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 2
- 239000002184 metal Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
- E21B47/017—Protecting measuring instruments
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Thermal Insulation (AREA)
Abstract
The invention provides a nano microporous material heat insulation device, which comprises a heat insulation pipe body, an inner cavity framework, a detection mechanism, a sealed heat absorber, a one-way valve connector and a heat insulator, wherein the heat insulation pipe body is provided with a heat insulation pipe; the inner cavity framework is arranged in the heat insulation pipe body; the detection mechanism is arranged on the inner cavity framework to collect data; the two sealed heat-absorbing bodies are respectively arranged at two ends of the inner cavity framework, output pipelines are respectively arranged on the two sealed heat-absorbing bodies, and the two output pipelines discharge air through two input ports and output ports on two one-way valve connectors connected with the two output pipelines to form an internal vacuum cavity for heat insulation; the two heat insulators are respectively arranged at the outer sides of the two sealed heat absorbers to prevent external heat from entering; wherein, the thermal insulation pipe body is nanometer micropore material in order to prevent outside heat from getting into the thermal insulation pipe body, has solved the problem that the outside use metal material of deep well detector heat insulation device among the prior art can influence detecting instrument's detection accuracy.
Description
Technical Field
The invention relates to the technical field of petroleum exploration logging equipment, in particular to a nano microporous material heat insulation device.
Background
With the mass production of oil and gas in recent years, the operation direction has been shifted from shallow oil and gas production to deep oil and gas production. As the well is deeper, the temperature will be higher, and most of the current logging instruments adopt the probe to be located in the deep stratum to collect data, and transmit the data to the ground for analysis or storage through an electronic circuit, the temperature will exceed 175 ℃ generally at 4000 to 6000 meters well depth, and this is greatly beyond the working temperature that the probe and the integrated circuit can withstand. Therefore, the heat insulation device becomes a necessary matching device of the deep well detector, the heat insulation devices used by the existing logging instrument are all metal heat insulation bottles, and are two layers of thin metal welding shells, and meanwhile, the complex processes of vacuumizing welding, shell heat insulation layer plating and the like are involved, so that the yield is low, and the cost is high. And the metal shell can prevent low-energy gamma rays from passing through, has great influence on logging data of lithologic density instruments, causes logging data errors, and cannot complete the operation tasks of the logging instruments in certain extreme environments.
Disclosure of Invention
The invention mainly aims to provide a nano microporous material heat insulation device, which at least solves the problem that the detection accuracy of a detection instrument is affected by using a metal material outside a deep well detector heat insulation device in the prior art.
In order to achieve the above object, the present invention provides a nano microporous material heat insulation device, comprising a heat insulation pipe body, an inner cavity skeleton, a detection mechanism, a sealed heat absorber, a one-way valve connector and a heat insulator; the inner cavity framework is arranged in the heat insulation pipe body; the detection mechanism is arranged on the inner cavity framework to collect data; two sealing heat-absorbing bodies are respectively arranged at two ends of the inner cavity framework; output pipelines are arranged on the two sealed heat absorbing bodies to exhaust air in the detection mechanism; the two one-way valve connectors are provided with an input port and an output port; the input ports of the two one-way valve connectors are respectively arranged in the two output pipelines so as to discharge air in the output pipelines through the output ports; the two heat insulators are respectively arranged at the outer sides of the two sealed heat absorbers to prevent outside heat from entering the heat insulation pipe body from the two ends of the heat insulation pipe body; wherein the thermal insulation pipe body is made of nano microporous material to prevent outside heat from entering the thermal insulation pipe body.
Further, the detection mechanism comprises an integrated circuit and a gamma detector; the integrated circuit is arranged on the inner cavity framework; the gamma detector is arranged on the inner cavity framework and connected with the integrated circuit to receive the power transmitted by the integrated circuit and emit gamma rays to detect and collect underground data.
Further, a plurality of sealing rings are arranged on the outer sides of the two sealing heat absorbing bodies to prevent hot air flow from entering between the outer sides of the sealing heat absorbing bodies and the inner sides of the heat insulating pipe bodies.
Further, the two ends of the thermal insulation pipe body are two open ends.
Further, one end of the thermal insulation pipe body is an open end, and the other end of the thermal insulation pipe body is a closed end.
Further, the nano microporous material heat insulation device further comprises a connector pressing block; the number of the connector pressing blocks is two, and the two connector pressing blocks are provided with connecting holes; the two connecting holes pass through the two output ports and are arranged at the outer sides of the two output pipelines so as to fix the two one-way valve connectors in the sealed heat absorber body.
Further, the inner cavity framework and the connector pressing block are both made of metal materials.
Further, the inside of the sealed heat absorber is filled with a low-melting-point heat absorber.
The nano microporous material heat insulation device applying the technical scheme of the invention comprises a heat insulation pipe body, an inner cavity framework, a detection mechanism, a sealing heat absorber, a one-way valve connector and a heat insulator; the inner cavity framework is arranged in the heat insulation pipe body; the detection mechanism is arranged on the inner cavity framework to collect data; two sealing heat-absorbing bodies are respectively arranged at two ends of the inner cavity framework; output pipelines are arranged on the two sealed heat absorbing bodies to exhaust air in the detection mechanism; the two one-way valve connectors are provided with an input port and an output port; the input ports of the two one-way valve connectors are respectively arranged in the two output pipelines so as to discharge air in the output pipelines through the output ports; the two heat insulators are respectively arranged at the outer sides of the two sealed heat absorbers to prevent outside heat from entering the heat insulation pipe body from the two ends of the heat insulation pipe body; wherein, the thermal insulation pipe body is nanometer micropore material in order to prevent outside heat from getting into the thermal insulation pipe body, has solved the problem that the outside use metal material of deep well detector heat insulation device among the prior art can influence detecting instrument's detection accuracy.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the principal structure of an alternative nano-microporous thermal insulation apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a sealed heat absorber structure of an alternative nano-microporous thermal insulation according to an embodiment of the present invention;
FIG. 3 is a schematic illustration of a one-way valve connector of an alternative nano-microporous material insulation according to an embodiment of the present invention;
wherein the above figures include the following reference numerals:
10. a heat insulation pipe body; 20. an inner cavity skeleton; 30. a detection mechanism; 31. an integrated circuit; 32. a gamma detector; 40. sealing the heat absorber; 50. a one-way valve connector; 60. an insulator; 70. a seal ring; 80. the connector is pressed into blocks.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
The nano microporous material heat insulation apparatus according to the embodiment of the present invention, as shown in fig. 1 and 3, comprises a heat insulation pipe body 10, an inner cavity skeleton 20, a detection mechanism 30, a sealing heat absorber 40, a check valve connector 50, and a heat insulator 60; the inner cavity skeleton 20 is provided in the thermal insulation pipe body 10; the detection mechanism 30 is arranged on the inner cavity framework 30 to collect data; the number of the sealing heat absorbing bodies 40 is two, and the two sealing heat absorbing bodies 40 are respectively arranged at the two ends of the inner cavity framework 20; the two sealed heat absorbing bodies 40 are provided with output pipelines for exhausting air in the detection mechanism 30; the number of the one-way valve connectors 50 is two, and the two one-way valve connectors 50 are provided with an input port 51 and an output port 52; the input ports 51 of the two check valve connectors 50 are respectively provided in the two output pipes to discharge air in the output pipes through the output ports 52; the number of the heat insulators 60 is two, and the two heat insulators 60 are respectively arranged at the outer sides of the two sealed heat absorbers 40 to prevent outside heat from entering the heat insulation pipe 10 from the two ends of the heat insulation pipe 10; the thermal insulation pipe body 10 is made of nano microporous material to prevent outside heat from entering the thermal insulation pipe body 10, and the nano microporous material is made of non-metal material, so that detection data of the detection mechanism 30 cannot be affected, and the problem that detection accuracy of a detection instrument can be affected due to the fact that metal material is used outside a thermal insulation device of a deep well detector in the prior art is solved.
In particular, as shown in fig. 1, the detection mechanism 30 includes an integrated circuit 31 and a gamma detector 32; the integrated circuit 31 is disposed on the inner cavity skeleton 20; the gamma detector 32 is disposed on the inner cavity skeleton 20 and connected with the integrated circuit 31 to receive the power transmitted by the integrated circuit 31 and emit gamma rays to detect and collect downhole data; after the gamma detector 32 emits gamma rays, the gamma rays mainly need to pass through the thermal insulation pipe body 10 to detect data of the underground environment, and the thermal insulation pipe body 10 is made of non-metal materials, so that the emitted gamma rays cannot be influenced, and the accuracy of the gamma detector 32 is improved.
In particular, as shown in fig. 1, a plurality of sealing rings 70 are provided on the outer sides of both the sealed heat-absorbing bodies 40 to prevent the hot air flow from entering between the outer sides of the sealed heat-absorbing bodies 40 and the inner sides of the heat-insulating pipe body 10; the packing 70 is fitted over the two sealed heat absorbers 40 such that a gap between the outside of the sealed heat absorbers 40 and the inside of the thermal insulation pipe 10 is blocked, thereby enhancing airtightness and isolating invasion of external hot air.
In particular, as shown in fig. 1, the thermal insulation pipe 10 has two open ends at both ends.
In particular, as shown in fig. 1, one end of the thermal insulation pipe body 10 is an open end, the other end of the thermal insulation pipe body 10 is a closed end, and both ends of the thermal insulation pipe body 10 can be further adjusted to be two open ends or one open end and one closed end according to the specific connection condition during operation, so as to satisfy the detection operation under the condition of having a thermal insulation effect.
In particular, as shown in fig. 1, the nano-microporous material insulation device further comprises a connector compact 80; the number of the connector pressing blocks 80 is two, and the two connector pressing blocks 80 are provided with connecting holes; the two connection holes are all disposed outside the two output pipes through the two output ports 52 to fix the two check valve connectors 50 in the sealed heat absorber 40, and the check valve connectors 50 are critical components in the process of exhausting the internal gas, so that the air exhaust cannot be completed if the air is dropped during operation, thereby affecting the heat insulation performance of the whole equipment, and therefore, a fixing member is required to fix the air in the output pipes to prevent the air from dropping.
In particular, as shown in fig. 1, the inner cavity skeleton 20 and the connector pressing block 80 are made of metal, and the inner cavity skeleton 20 and the connector pressing block 80 are made of metal as a frame member and a fixing member, so that the gamma detector 32 is not affected by the metal inside both members due to the strength of the members.
In specific implementation, as shown in fig. 2, the sealed heat absorber 40 is filled with a low-melting-point heat absorber, which can effectively correspond to various working heating conditions of the integrated circuit 31 and the gamma detector 32, and the output pipeline of the sealed heat absorber 40 can suck out internal gas through the one-way valve connector 50 and discharge the gas, so that the internal part is in a vacuum state; therefore, the heat absorbing agent and the vacuum environment make the internal operation environment of the whole nano microporous material heat insulation device more stable.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A nano-microporous thermal insulation device, comprising:
a heat insulation pipe body (10);
an inner cavity skeleton (20), wherein the inner cavity skeleton (20) is arranged in the heat insulation pipe body (10);
the detection mechanism (30) is arranged on the inner cavity framework (30) to collect data;
the sealing heat absorbers (40) are two, and the two sealing heat absorbers (40) are respectively arranged at two ends of the inner cavity framework (20); output pipelines are arranged on the two sealed heat absorbing bodies (40) to exhaust air in the detection mechanism (30);
the two one-way valve connectors (50) are arranged, and the two one-way valve connectors (50) are provided with an input port (51) and an output port (52); the input ports (51) of the two one-way valve connectors (50) are respectively arranged in the two output pipelines so as to discharge air in the output pipelines through the output ports (52);
the heat insulation bodies (60), the number of the heat insulation bodies (60) is two, the two heat insulation bodies (60) are respectively arranged at the outer sides of the two sealed heat absorption bodies (40) to prevent outside heat from entering the heat insulation pipe body (10) from two ends of the heat insulation pipe body (10);
wherein the thermal insulation pipe body (10) is made of nano microporous material to prevent outside heat from entering the thermal insulation pipe body (10).
2. The nano-microporous material insulation according to claim 1, wherein the detection mechanism (30) comprises:
-an integrated circuit (31), said integrated circuit (31) being arranged on said inner cavity skeleton (20);
and the gamma detector (32) is arranged on the inner cavity framework (20) and connected with the integrated circuit (31) to receive the power transmitted by the integrated circuit (31) and send out gamma rays to detect and collect downhole data.
3. The nano-microporous material insulation according to claim 1, wherein a plurality of sealing rings (70) are provided on the outer sides of both the sealed heat-absorbing bodies (40) to prevent hot air flow from entering between the outer sides of the sealed heat-absorbing bodies (40) and the inner sides of the heat-insulating pipe bodies (10).
4. The insulating device of nanoporous material according to claim 1, characterized in that the two ends of the insulating tube (10) are two open ends.
5. The nano-microporous thermal insulation according to claim 1, wherein one end of the thermal insulation pipe body (10) is an open end, and the other end of the thermal insulation pipe body (10) is a closed end.
6. The nanoporous material insulation means according to claim 1, wherein the nanoporous material insulation means further comprises:
the connector pressing blocks (80) are two, and the two connector pressing blocks (80) are provided with connecting holes; the two connecting holes are arranged outside the two output pipelines through the two output ports (52) so as to fix the two one-way valve connectors (50) in the sealed heat absorbing body (40).
7. The nano-porous material insulation device of claim 6, wherein the inner cavity skeleton (20) and the connector compact (80) are both metallic.
8. The nano-microporous material insulation according to claim 1, wherein the sealed heat absorber (40) is internally filled with a low melting point heat absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311518118.9A CN117552771A (en) | 2023-11-15 | 2023-11-15 | Heat insulating device of nano microporous material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311518118.9A CN117552771A (en) | 2023-11-15 | 2023-11-15 | Heat insulating device of nano microporous material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117552771A true CN117552771A (en) | 2024-02-13 |
Family
ID=89821381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311518118.9A Pending CN117552771A (en) | 2023-11-15 | 2023-11-15 | Heat insulating device of nano microporous material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117552771A (en) |
-
2023
- 2023-11-15 CN CN202311518118.9A patent/CN117552771A/en active Pending
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