CN201497715U - Deep-sea sediment geothermal probe - Google Patents
Deep-sea sediment geothermal probe Download PDFInfo
- Publication number
- CN201497715U CN201497715U CN2009200987291U CN200920098729U CN201497715U CN 201497715 U CN201497715 U CN 201497715U CN 2009200987291 U CN2009200987291 U CN 2009200987291U CN 200920098729 U CN200920098729 U CN 200920098729U CN 201497715 U CN201497715 U CN 201497715U
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- probe
- steel pipe
- web member
- heat insulation
- steel tube
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Abstract
The utility model relates to a deep-sea sediment geothermal probe, which comprises a control instrument bin, a probe steel tube and a probe steel tube bracket. The probe steel tube is fixed in parallel on the probe steel tube bracket by a fixing clip so that the long columnar probe steel tube is protected. The probe steel tube consists of segmental stainless steel tubes connected by heat insulation connecting pieces. The inside of the probe steel tube is provided with a miniature temperature measurement sensor and a heating metal wire. A data line of the miniature temperature measurement sensor is connected with a data recording device in the control instrument bin. The miniature temperature measurement sensor consists of a temperature sensitive element, an A/D conversion circuit and a storage circuit. The temperature sensitive element of the miniature temperature measurement sensor is arranged on the inner side of the probe steel tube. The miniature temperature measurement sensor is connected with the data recording device in the control instrument bin by a 485 communication data line. The utility model adopts the heat insulation connecting pieces to perform segmental heat insulation connection on the probe steel tube, avoids the heat transmission of the steel tubes causing mutual interference of different layers of sediment geothermy, and improves the accuracy of the geothermal gradient and thermal conductivity in the deep-sea sediment geothermal measurement.
Description
Technical field
The utility model relates to the thalassogenic sedimentation article inspection device, particularly relates to the in-situ measurement device of abyssal sediment hot-fluid thermograde and thermal conductivity.
Background technology
Marine bottom sediment ground thermal probe adopts the method for physics, and the temperature gap and the sediment heat conduction speed degree monitoring record of sediment different depth got off, and draws heat flow value by the software computing.This technology is the new method of geophysical survey, is the specialized equipment of marine bottom sediment hot-fluid investigation.
Fig. 1 shows the marine bottom sediment underground heat probe structure synoptic diagram of prior art.As shown in Figure 1, marine bottom sediment ground thermal probe comprises instrument storehouse 1, probe 2, probe support 3.
When above-mentioned marine bottom sediment ground thermal probe carries out the ground thermal measurement, be inserted in the presumptive area marine bottom sediment, after gauge tap started, the data recording equipment in the instrument storehouse 1 gathered and writes down the temperature value of the marine bottom sediment at different depth place by temperature-sensing element (device) 5.Then, start heating power supply, the process of record sediment temperature depletion reaches the purpose of measuring the oceanic heat flow value.
But, the marine bottom sediment ground thermal probe of above-mentioned prior art, what its probe 2 adopted is one whole stainless-steel tube, the heat-conduction coefficient of steel pipe itself will be far longer than the heat-conduction coefficient of sedimentary deposit, therefore, steel pipe temperature conduction faster disturbs the different sedimentary deposit temperature generations of temperature-sensing element (device) 5 inductions, causes measuring error to increase.
Summary of the invention:
The marine bottom sediment ground thermal probe that constitutes by whole stainless-steel tube at prior art, the problem that exists the invar pipe to conduct heat and measuring error is increased faster than sedimentary deposit, the utility model adopts heat insulation web member with the heat insulation connection of probe segmentation, eliminates steel pipe and conducts heat fast and problem that measuring error is increased.
The abyssal sediment ground thermal probe that the utility model relates to comprises control instrument storehouse, probe steel pipe, probe steel pipe support.
The probe steel pipe is made of the segmentation stainless-steel tube, and the segmentation stainless-steel tube is connected by heat insulation web member.The probe steel pipe is fixed on the probe steel pipe support by fixing card is parallel, and the probe steel pipe of long column shape is protected.The control instrument storehouse is arranged on the top of probe steel pipe and probe steel pipe support, and data recording equipment and controller and power supply are set in the control instrument storehouse.
Every section probe steel pipe is provided with miniature temperature probe, and miniature temperature probe is connected with data recording equipment in the control instrument storehouse.Miniature temperature probe is made of temperature-sensing element (device) and A/D change-over circuit and memory circuit.The temperature-sensing element (device) of miniature temperature probe places probe steel pipe inboard, and miniature temperature probe is connected with data recording equipment in the control instrument storehouse by RS-485 communication data line.
Every section probe steel duct is provided with the heating of metal silk, and heating of metal silk series connection back connects controller and the power supply in the control instrument storehouse.
The probe steel pipe of segmentation is connected by heat insulation web member.Heat insulation web member is a cylindrical structure, and insert respectively in the mouth of pipe of two sections probe steel pipes that join at two ends, inserts interior heat insulation web member of probe steel pipe and probe pipe diameter by seal with O ring.The center of heat insulation web member is provided with axial hole, and the connecting line of data recording equipment passes in axial hole in miniature temperature probe and the control instrument storehouse.
When the abyssal sediment ground thermal probe that the utility model relates to carries out the ground thermal measurement, be inserted in the presumptive area marine bottom sediment, after gauge tap starts, temperature-sensing element (device) on every section ground thermal probe steel pipe is responded to different depth place marine bottom sediment temperature signal respectively, and the electric signal of induction becomes digital signal transfers through the A/D change-over circuit and gives data recording equipment record and storage in the control instrument storehouse.Then, start heating power supply, heat, measure the process of temperature depletion again by temperature probe, and measuring-signal is passed to data recording equipment in the control instrument storehouse to marine bottom sediment.
After the probe measurement of abyssal sediment underground heat finishes, it is taken out from marine bottom sediment and moves on on the ship, send the data recording equipment in the control instrument storehouse to computing machine by RS-232 interface again and handle, thereby receive marine bottom sediment geothermic gradient (dT/dz) and thermal conductivity (P/4 π T (t) t).
The abyssal sediment ground thermal probe that the utility model relates to adopts heat insulation web member with the heat insulation connection of probe steel pipe segmentation, avoid the heat transfer of steel pipe to cause the mutual interference of different layers sediment underground heat phase, improve geothermic gradient and thermal conductivity accuracy in the abyssal sediment ground thermal measurement.
Description of drawings
Fig. 1 is the marine bottom sediment underground heat probe structure synoptic diagram of prior art.
Fig. 2 is an abyssal sediment underground heat probe structure synoptic diagram of the present utility model.
Fig. 3 is the heat insulation web member structural representation of abyssal sediment ground thermal probe shown in Figure 2.
The view that Fig. 4 connects two sections probe steel pipes for heat insulation web member.
Description of symbols among the figure:
1, instrument storehouse 2, probe
3, probe support 4, fixing card
5, temperature-sensing element (device) 6, control instrument storehouse
7, probe steel pipe support 8, probe steel pipe
9, fixing card 10, heat insulation web member
11, miniature temperature probe 12, web member end
13, web member lug boss 14, O shape circle
Embodiment
Now the utility model is described in further detail in conjunction with the accompanying drawings.
Fig. 2 shows the structure of abyssal sediment of the present utility model ground thermal probe, and Fig. 3 shows the structure of the heat insulation web member of abyssal sediment ground thermal probe, and Fig. 4 shows the state that heat insulation web member connects two sections probe steel pipes.
As shown in the figure, the abyssal sediment ground thermal probe that relates to of the utility model comprises control instrument storehouse 6, probe steel pipe 8, probe steel pipe support 7.Probe steel pipe 8 is made of the segmentation stainless-steel tube that heat insulation web member 10 connects, and by fixing card 9 parallel being fixed on the probe steel pipe support 7.Control instrument storehouse 6 is arranged on the top of probe steel pipe 8 and probe steel pipe support 7, and data recording equipment and controller and power supply are set in the control instrument storehouse 6.
Every section probe steel pipe 8 is provided with miniature temperature probe 11, and the temperature-sensing element (device) of miniature temperature probe 11 places the inboard of probe steel pipe 8, and miniature temperature probe is connected with data recording equipment in the control instrument storehouse by RS-485 communication data line.
Every section probe steel duct is provided with the heating of metal silk, and heating of metal silk series connection back connects controller and the power supply in the control instrument storehouse.
The heat insulation web member 10 that the probe steel pipe 8 of segmentation is coupled together is cylindrical structure, the web member end 12 and the middle web member lug boss 13 that comprise two ends, the external diameter of web member end 12 is less than probe steel pipe 8 internal diameters, and the external diameter of web member lug boss 13 equates with the external diameter of probe steel pipe 8.On the outer peripheral face of web member end 12 annular groove is arranged, O shape circle 14 is arranged in the annular groove.Insert in the mouth of pipe of two sections probe steel pipes 8 that join respectively the web member end 12 at heat insulation web member 10 two ends, and by the inner peripheral surface sealing of O shape circle 14 with probe steel pipe 8.The center of heat insulation web member is provided with axial hole, and the data communication line of miniature temperature probe and the power lead of heater strip pass in axial hole with the connecting line of the data recording equipment in the control instrument storehouse 6.
Claims (5)
1. abyssal sediment ground thermal probe, comprise control instrument storehouse (6), probe steel pipe (8), probe steel pipe support (7), probe steel pipe (8) is fixed on the probe steel pipe support (7) by fixing card (9) is parallel, control instrument storehouse (6) is arranged on the top of probe steel pipe (8) and probe steel pipe support (7), data recording equipment and controller and power supply are set in the control instrument storehouse (6), it is characterized in that, described probe steel pipe (6) is made of the segmentation stainless-steel tube, and the segmentation stainless-steel tube is connected by heat insulation web member (10); Every section probe steel pipe (8) is provided with miniature temperature probe (11), and the data recording equipment in miniature temperature probe (11) and control instrument storehouse (6) is connected.
2. abyssal sediment according to claim 1 ground thermal probe, it is characterized in that, described miniature temperature probe (11) is made of temperature-sensing element (device) and A/D change-over circuit and memory circuit, the temperature-sensing element (device) of miniature temperature probe places probe steel pipe (8) inboard, and miniature temperature probe is connected by the interior data recording equipment in RS-485 communication data line and control instrument storehouse (6).
3. abyssal sediment according to claim 1 ground thermal probe, it is characterized in that, described heat insulation web member (10) is a cylindrical structure, insert respectively in the mouth of pipe of the two sections probe steel pipes (8) that join at two ends, inserts interior heat insulation web member of probe steel pipe and probe pipe diameter by seal with O ring.
4. abyssal sediment according to claim 3 ground thermal probe, it is characterized in that, described heat insulation web member (10) comprises the web member end (12) and the middle web member lug boss (13) at two ends, the external diameter of web member end (12) is less than probe steel pipe (8) internal diameter, and the external diameter of web member lug boss (13) equates with the external diameter of probe steel pipe (8); On the outer peripheral face of web member end (12) annular groove is arranged, O shape circle (14) is arranged in the annular groove; Insert respectively in the mouth of pipe of the two sections probe steel pipes (8) that join the web member end (12) at heat insulation web member (10) two ends, and by the inner peripheral surface sealing of O shape circle (14) with probe steel pipe (8).
5. abyssal sediment according to claim 3 ground thermal probe, it is characterized in that, the center of described heat insulation web member (10) is provided with axial hole, and the connecting line of the data recording equipment in miniature temperature probe (11) and the control instrument storehouse (6) passes in axial hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2009200987291U CN201497715U (en) | 2009-09-14 | 2009-09-14 | Deep-sea sediment geothermal probe |
Applications Claiming Priority (1)
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CN2009200987291U CN201497715U (en) | 2009-09-14 | 2009-09-14 | Deep-sea sediment geothermal probe |
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CN201497715U true CN201497715U (en) | 2010-06-02 |
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CN2009200987291U Expired - Fee Related CN201497715U (en) | 2009-09-14 | 2009-09-14 | Deep-sea sediment geothermal probe |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102053103A (en) * | 2010-12-25 | 2011-05-11 | 浙江理工大学 | Method and device for testing thermophysical property parameters of rock and soil by drilling-in type in-situ layering |
CN102071672A (en) * | 2010-12-25 | 2011-05-25 | 浙江理工大学 | Method and device for testing rock-soil thermo-physical parameter in penetration type in-situ layered mode |
CN102331275A (en) * | 2011-06-10 | 2012-01-25 | 中国海洋大学 | Penetration probe-based deep sea multi-element comprehensive observation system |
CN104062692A (en) * | 2014-07-08 | 2014-09-24 | 广州海洋地质调查局 | High-precision seabed terrestrial heat flow detection device |
CN104062691A (en) * | 2014-07-08 | 2014-09-24 | 广东工业大学 | High-precision seabed geothermal gradient detection device |
CN104568226A (en) * | 2015-01-07 | 2015-04-29 | 中国科学院南海海洋研究所 | Ocean floor heat flow long-time observing probe and using method thereof |
WO2016110207A1 (en) * | 2015-01-07 | 2016-07-14 | 中国科学院南海海洋研究所 | Self-floating seafloor heat flow long-term observation station |
CN106442616A (en) * | 2016-10-08 | 2017-02-22 | 中国科学院南京地理与湖泊研究所 | Lake water and deposit heat exchange in-situ observation device and method |
CN107543633A (en) * | 2017-04-11 | 2018-01-05 | 中国科学院海洋研究所 | A kind of long-acting heat flow probe of deep water recovery type untethered |
DE112015002036B4 (en) * | 2015-03-30 | 2019-06-27 | South China Sea Institute Of Oceanology, Chinese Academy Of Sciences | Method for the in-situ measurement of the thermal conductivity of seabed sediments |
CN114608724A (en) * | 2022-05-10 | 2022-06-10 | 杭州大祉机电有限公司 | Shallow sea real-time geothermal temperature gradient measuring device |
-
2009
- 2009-09-14 CN CN2009200987291U patent/CN201497715U/en not_active Expired - Fee Related
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102053103A (en) * | 2010-12-25 | 2011-05-11 | 浙江理工大学 | Method and device for testing thermophysical property parameters of rock and soil by drilling-in type in-situ layering |
CN102071672A (en) * | 2010-12-25 | 2011-05-25 | 浙江理工大学 | Method and device for testing rock-soil thermo-physical parameter in penetration type in-situ layered mode |
CN102071672B (en) * | 2010-12-25 | 2012-11-21 | 浙江理工大学 | Method and device for testing rock-soil thermo-physical parameter in penetration type in-situ layered mode |
CN102053103B (en) * | 2010-12-25 | 2013-03-13 | 浙江理工大学 | Method and device for testing thermophysical property parameters of rock and soil by drilling-in type in-situ layering |
CN102331275A (en) * | 2011-06-10 | 2012-01-25 | 中国海洋大学 | Penetration probe-based deep sea multi-element comprehensive observation system |
CN104062692A (en) * | 2014-07-08 | 2014-09-24 | 广州海洋地质调查局 | High-precision seabed terrestrial heat flow detection device |
CN104062691A (en) * | 2014-07-08 | 2014-09-24 | 广东工业大学 | High-precision seabed geothermal gradient detection device |
CN104062692B (en) * | 2014-07-08 | 2017-02-15 | 广州海洋地质调查局 | High-precision seabed terrestrial heat flow detection device |
CN104568226B (en) * | 2015-01-07 | 2015-10-28 | 中国科学院南海海洋研究所 | A kind of oceanic heat flow long-term observation probe and using method thereof |
WO2016110207A1 (en) * | 2015-01-07 | 2016-07-14 | 中国科学院南海海洋研究所 | Self-floating seafloor heat flow long-term observation station |
CN104568226A (en) * | 2015-01-07 | 2015-04-29 | 中国科学院南海海洋研究所 | Ocean floor heat flow long-time observing probe and using method thereof |
US10145982B2 (en) | 2015-01-07 | 2018-12-04 | South China Sea Institute Of Oceanology, Chinese Academy Of Sciences | Pop-up long-term monitoring base station for seafloor heat flow |
DE112015002036B4 (en) * | 2015-03-30 | 2019-06-27 | South China Sea Institute Of Oceanology, Chinese Academy Of Sciences | Method for the in-situ measurement of the thermal conductivity of seabed sediments |
CN106442616A (en) * | 2016-10-08 | 2017-02-22 | 中国科学院南京地理与湖泊研究所 | Lake water and deposit heat exchange in-situ observation device and method |
CN107543633A (en) * | 2017-04-11 | 2018-01-05 | 中国科学院海洋研究所 | A kind of long-acting heat flow probe of deep water recovery type untethered |
CN114608724A (en) * | 2022-05-10 | 2022-06-10 | 杭州大祉机电有限公司 | Shallow sea real-time geothermal temperature gradient measuring device |
CN114608724B (en) * | 2022-05-10 | 2022-08-05 | 杭州大祉机电有限公司 | Shallow sea real-time geothermal temperature gradient measuring device |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20100914 |