CN105066490A - Cold region geothermal energy double-wall sleeve type efficient heat exchanger - Google Patents
Cold region geothermal energy double-wall sleeve type efficient heat exchanger Download PDFInfo
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- CN105066490A CN105066490A CN201510474047.6A CN201510474047A CN105066490A CN 105066490 A CN105066490 A CN 105066490A CN 201510474047 A CN201510474047 A CN 201510474047A CN 105066490 A CN105066490 A CN 105066490A
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- pipe
- inner pipe
- polyurethane
- sleeve
- rack type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Abstract
The invention provides a cold region geothermal energy double-wall sleeve type efficient heat exchanger, and belongs to the technology of geothermal energy development and utilization. A flower rack type inner pipe upper connection sleeve and a flower rack type inner pipe lower connection sleeve are fixedly arranged at the upper end and the lower end of a metal inner pipe respectively. A polyurethane inner pipe upper heat preservation supplementation sleeve, an inner pipe main heat preservation sleeve and an inner pipe lower heat preservation supplementation sleeve are sequentially arranged on the outer portion of the metal inner pipe from top to bottom. A high-density polyethylene outer protection rubber layer is arranged on the outer portion of the polyurethane inner pipe main heat preservation sleeve. High-density polyethylene upper supplementation opening sleeve rubber and high-density polyethylene lower supplementation opening sleeve rubber are arranged on the outer portions of the flower rack type inner pipe upper connection sleeve, the polyurethane inner pipe upper heat preservation supplementation sleeve, and the high-density polyethylene outer protection rubber layer, and on the outer portions of the flower rack type inner pipe lower connection sleeve, the polyurethane inner pipe lower heat preservation supplementation sleeve and the high-density polyethylene outer protection rubber layer respectively. A metal outer wall supporting pipe is fixedly arranged on the outer portion of the flower rack type inner pipe upper connection sleeve in a sleeving and matched manner. An internal thread coupling is arranged on an external thread on the outer portion of the upper end of the metal outer wall supporting pipe. The cold region geothermal energy double-wall sleeve type efficient heat exchanger is reasonable in structure, high in heat exchange efficiency, good in heat preservation effect, high in overall strength, easy, convenient and reliable to install and wide in application range.
Description
Technical field
The invention belongs to geothermal energy resources evaluation and exploration technology, relates generally to cold district ground temperature heat energy high-performance heat exchanger.
Background technology
In used cold district earth-source hot-pump system, due to the defect of its structural design, the heat exchange area that ubiquity heat exchanger contacts with ground is little, circulation fluid flexible pipe cracky, heat conductivility is poor, heat exchange efficiency is low problem, simultaneously, ground thermal medium is upwards extract underground heat medium heat loss of energy in transport process from underground large, such technical matters are particularly outstanding in the geothermal energy utilization of extremely frigid zones.In addition, be positioned at darker position, underground at extremely frigid zones geothermal energy medium, even the degree of depth reaches less than 400 meters, and under existing geothermal heat exchanger, the pipe degree of depth is less, be difficult to reach this degree of depth district use, applying that extremely frigid zones geothermal energy development is utilized is affected.
Summary of the invention
The object of the invention is exactly for above-mentioned prior art Problems existing, in conjunction with the actual needs that extremely frigid zones geothermal energy development utilizes, design provides a kind of cold district ground temperature energy double-walled double pipe high-performance heat exchanger of new construction, by utilizing being used alone of this device, or the use that is combined through series connection successively, meet the exploitation of cold district different depth ground temperature heat energy, reach that heat exchange efficiency is high, high insulating effect, reduction and the minimizing underground heat medium heat loss of energy, the object that applied widely, good integral strength, generalization degree are high.
It is upper that the object of the invention is achieved in that at metal inner pipe, bottom is fixedly mounted with respectively the lower female connector of pipe in the upper female connector of pipe in flower rack type and flower rack type, on described metal inner pipe outside, in flower rack type on pipe in female connector and flower rack type under pipe between female connector position configure successively from top to bottom in polyurethane pipe to be incubated mend and overlap, lower insulation benefit cover is managed in the main muff of pipe and polyurethane in polyurethane, in described polyurethane, the main muff outside of pipe configures high density polyethylene (HDPE) outer sheath layer, on high density polyethylene (HDPE), repaired mouth cover skin is configured in the upper female connector of pipe in flower rack type, in polyurethane, the upper insulation of pipe is mended on cover and high density polyethylene (HDPE) outer sheath layer outside, under high density polyethylene (HDPE), repaired mouth cover skin is configured in the lower female connector of pipe in flower rack type, in polyurethane, the lower insulation of pipe is mended on cover and high density polyethylene (HDPE) outer sheath layer outside, in described flower rack type, under pipe, female connector trepanning interior sidewall surface is equipped with sealing ring, in described flower rack type, on pipe, on female connector outside, cover is joined and is fixedly mounted with metal outer wall and props up pillar, described metal outer wall is propped up pillar and Guan Shangbao in polyurethane is mended cover, high density polyethylene (HDPE) outer sheath layer and the lower insulation of the interior pipe of polyurethane are mended and are overlapped overall containing, and leave gap, prop up on pillar in described metal outer wall, lower two ends outer surface is provided with external screw thread, equipped internal thread box cupling on the external screw thread on the outer surface of pillar upper end is propped up in metal outer wall, so far cold district ground temperature energy double-walled double pipe high-performance heat exchanger is formed.
The invention can according to the depth of cold district geothermal energy medium, be connected in series by this device the insulation carrying out ground heat exchange and medium successively and promote conveying operation, there is rational in infrastructure, that heat exchange efficiency is high, high insulating effect, generalization degree are high, applied widely, installation simple and convenient is reliable, bulk strength is high feature, for the exploitation of cold district geothermal energy provide technical support.
Accompanying drawing explanation
Tu1Shi Han district ground temperature energy double-walled double pipe high-performance heat exchanger general structure schematic diagram;
Fig. 2 is that in Fig. 1, the upper female connector of pipe is bowed direction view in flower rack type.
In figure, piece number illustrates:
1, internal thread box cupling, 2, the upper female connector of pipe in flower rack type, 3, in polyurethane the upper insulation of pipe mend cover, 4, the main muff of pipe in polyurethane, 5, metal outer wall prop up pillar, 6, high density polyethylene (HDPE) outer sheath layer, 7, metal inner pipe, 8, repaired mouth cover skin under high density polyethylene (HDPE), 9, the lower female connector of pipe in flower rack type, 10, sealing ring, 11, external screw thread, 12, in polyurethane the lower insulation of pipe mend cover, 13, repaired mouth cover skin on high density polyethylene (HDPE).
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention embodiment is described in detail.A kind of cold district ground temperature energy double-walled double pipe high-performance heat exchanger, upper at metal inner pipe 7, bottom is fixedly mounted with respectively the lower female connector 9 of pipe in the upper female connector 2 of pipe in flower rack type and flower rack type, on described metal inner pipe 7 outside, in flower rack type on pipe in female connector 2 and flower rack type under pipe between female connector 9 position configure successively from top to bottom in polyurethane pipe is incubated and mend cover 3, lower insulation benefit cover 12 is managed in the main muff 4 of pipe and polyurethane in polyurethane, in described polyurethane, pipe main muff 4 outside configures high density polyethylene (HDPE) outer sheath layer 6, on high density polyethylene (HDPE), repaired mouth cover skin 13 is configured in the upper female connector 2 of pipe in flower rack type, in polyurethane, the upper insulation of pipe is mended on cover 3 and high density polyethylene (HDPE) outer sheath layer 6 outside, under high density polyethylene (HDPE), repaired mouth cover skin 8 is configured in the lower female connector 9 of pipe in flower rack type, in polyurethane, the lower insulation of pipe is mended on cover 12 and high density polyethylene (HDPE) outer sheath layer 6 outside, in described flower rack type, under pipe, female connector 9 trepanning interior sidewall surface is equipped with sealing ring 10, in described flower rack type, on pipe, on female connector 2 outside, cover is joined and is fixedly mounted with metal outer wall and props up pillar 5, described metal outer wall is propped up pillar 5 and Guan Shangbao in polyurethane is mended cover 3, the containing of lower insulation benefit cover 12 entirety is managed in high density polyethylene (HDPE) outer sheath layer 6 and polyurethane, and leave gap, prop up on pillar 5 in described metal outer wall, lower two ends outer surface is provided with external screw thread 11, equipped internal thread box cupling 1 on the external screw thread 11 on the outer surface of pillar 5 upper end is propped up in metal outer wall.
When operation uses, heat depth position, base area, in the flower rack type lower for pipe in the flower rack type on heat exchanger female connector 9 being sleeved on another heat exchanger in the upper female connector 2 of pipe.Utilize sealing ring 10 to be sealed at its plug-in mounting position, adopt the metal outer wall on heat exchanger to prop up the threaded engagement of the external screw thread 11 on pillar 5 bottom and the internal thread box cupling 1 on another heat exchanger by integral for upper and lower two heat exchanger rigid connectings, be connected in series successively.Heat transferring medium is managed female connector 2 and is flowed through metal outer wall from top to bottom and prop up in pillar 5 and polyurethane to manage to be incubated to mend in the main muff 4 of pipe in cover 3, polyurethane and polyurethane to manage and lower be incubated in the gap of mending between cover 12 in the flower rack type of topmost, prop up after pillar 5 completes medium intensification heat exchange with the contact of underground heat lithosphere by metal outer wall, prop up after pillar 5 bottom is flowed out from metal outer wall and in flower rack type, enter into lifting conveying in metal inner pipe 7 pipe in female connector 9 endoporus again, in flower rack type, upper female connector 2 endoporus of pipe flows out, and completes geothermal energy heat exchange and utilizes.Metal outer wall props up the bulk strength that pillar 5 improves this heat exchanger, improves heat exchange efficiency, meets cold district deep geothermal heat and can develop requirement.In polyurethane, the main muff 4 of pipe reduces and medium submits the heat loss in process, high insulating effect after reducing heat exchange.
Claims (1)
1. a Zhong Han district ground temperature energy double-walled double pipe high-performance heat exchanger, it is characterized in that: upper at metal inner pipe (7), bottom is fixedly mounted with respectively the lower female connector (9) of pipe in the upper female connector (2) of pipe in flower rack type and flower rack type, on described metal inner pipe (7) outside, be positioned at the upper female connector (2) of flower rack type pipe and flower rack type manage down between female connector (9) position configure polyurethane from top to bottom successively and manage to be incubated to mend and overlap (3), lower insulation benefit cover (12) is managed in the main muff of pipe (4) and polyurethane in polyurethane, in described polyurethane, the main muff of pipe (4) outside configures high density polyethylene (HDPE) outer sheath layer (6), on high density polyethylene (HDPE), repaired mouth cover skin (13) is configured in the upper female connector (2) of pipe in flower rack type, in polyurethane, the upper insulation of pipe is mended on cover (3) and high density polyethylene (HDPE) outer sheath layer (6) outside, under high density polyethylene (HDPE), repaired mouth cover skin (8) is configured in the lower female connector (9) of pipe in flower rack type, in polyurethane, the lower insulation of pipe is mended on cover (12) and high density polyethylene (HDPE) outer sheath layer (6) outside, in described flower rack type, under pipe, female connector (9) trepanning interior sidewall surface is equipped with sealing ring (10), in described flower rack type, on pipe, on female connector (2) outside, cover is joined and is fixedly mounted with metal outer wall and props up pillar (5), described metal outer wall is propped up pillar (5) and Guan Shangbao in polyurethane is mended cover (3), high density polyethylene (HDPE) outer sheath layer (6) and the lower insulation benefit of the interior pipe of polyurethane are overlapped (12) entirety and are contained, and leave gap, prop up on pillar (5) in described metal outer wall, lower two ends outer surface is provided with external screw thread (11), at the upper equipped internal thread box cupling (1) of external screw thread (11) that metal outer wall is propped up on the outer surface of pillar (5) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510474047.6A CN105066490A (en) | 2015-08-06 | 2015-08-06 | Cold region geothermal energy double-wall sleeve type efficient heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510474047.6A CN105066490A (en) | 2015-08-06 | 2015-08-06 | Cold region geothermal energy double-wall sleeve type efficient heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105066490A true CN105066490A (en) | 2015-11-18 |
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| CN201510474047.6A Pending CN105066490A (en) | 2015-08-06 | 2015-08-06 | Cold region geothermal energy double-wall sleeve type efficient heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412463A (en) * | 2018-04-27 | 2018-08-17 | 吉林建筑大学 | A kind of geothermal well and its completion method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0027771A1 (en) * | 1979-10-30 | 1981-04-29 | VALLOUREC Société Anonyme dite. | Pipe joint for the oil industry |
| CN1125303A (en) * | 1994-10-13 | 1996-06-26 | 瓦卢莱克石油天然气公司 | Threaded joint for pipes |
| CN102047020A (en) * | 2007-12-14 | 2011-05-04 | A及S环保技术股份公司 | Coupling for interconnecting at least two pipes |
| CN103148624A (en) * | 2011-12-07 | 2013-06-12 | 陕西科林能源发展股份有限公司 | Geothermal energy transmission device |
| CN104501464A (en) * | 2014-12-18 | 2015-04-08 | 河南润恒节能技术开发有限公司 | Inside-outside integral docking type same-well pumping and recharging device for water source well of water source heat pump type central air conditioning |
| WO2015066764A1 (en) * | 2013-11-06 | 2015-05-14 | Controlled Thermal Technologies Pty Ltd | Geothermal loop in-ground heat exchanger for energy extraction |
| CN204923534U (en) * | 2015-08-06 | 2015-12-30 | 黑龙江省九0四环境工程勘察设计院 | Cold district ground temperature can double -walled bushing type high -efficiency heat exchanger |
-
2015
- 2015-08-06 CN CN201510474047.6A patent/CN105066490A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0027771A1 (en) * | 1979-10-30 | 1981-04-29 | VALLOUREC Société Anonyme dite. | Pipe joint for the oil industry |
| CN1125303A (en) * | 1994-10-13 | 1996-06-26 | 瓦卢莱克石油天然气公司 | Threaded joint for pipes |
| CN102047020A (en) * | 2007-12-14 | 2011-05-04 | A及S环保技术股份公司 | Coupling for interconnecting at least two pipes |
| CN103148624A (en) * | 2011-12-07 | 2013-06-12 | 陕西科林能源发展股份有限公司 | Geothermal energy transmission device |
| WO2015066764A1 (en) * | 2013-11-06 | 2015-05-14 | Controlled Thermal Technologies Pty Ltd | Geothermal loop in-ground heat exchanger for energy extraction |
| CN104501464A (en) * | 2014-12-18 | 2015-04-08 | 河南润恒节能技术开发有限公司 | Inside-outside integral docking type same-well pumping and recharging device for water source well of water source heat pump type central air conditioning |
| CN204923534U (en) * | 2015-08-06 | 2015-12-30 | 黑龙江省九0四环境工程勘察设计院 | Cold district ground temperature can double -walled bushing type high -efficiency heat exchanger |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412463A (en) * | 2018-04-27 | 2018-08-17 | 吉林建筑大学 | A kind of geothermal well and its completion method |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Qi Fuli Inventor after: Liu Guang Inventor after: Zhang Fenglong Inventor after: Lu Shougang Inventor after: Zhang Mengcai Inventor after: Wang Liyong Inventor after: Li Yongli Inventor after: Jiang Zhichao Inventor after: Ma Cui Inventor before: Qi Fuli Inventor before: Li Shouchen Inventor before: Xue Jun Inventor before: Sun Yongquan |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151118 |