CN104180562A - Novel sleeve type buried pipe - Google Patents
Novel sleeve type buried pipe Download PDFInfo
- Publication number
- CN104180562A CN104180562A CN201410404321.8A CN201410404321A CN104180562A CN 104180562 A CN104180562 A CN 104180562A CN 201410404321 A CN201410404321 A CN 201410404321A CN 104180562 A CN104180562 A CN 104180562A
- Authority
- CN
- China
- Prior art keywords
- pipe
- inner tube
- sleeve type
- dividing plate
- underground pipe
- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/10—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground
- F24T10/13—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground using tube assemblies suitable for insertion into boreholes in the ground, e.g. geothermal probes
- F24T10/17—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground using tube assemblies suitable for insertion into boreholes in the ground, e.g. geothermal probes using tubes closed at one end, i.e. return-type tubes
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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 discloses a novel sleeve type buried pipe, belongs to the technical field of ground source heat pumps. The buried pipe comprises an inner pipe and an outer pipe which are coaxially arranged; a water outlet channel is formed between the inner pipe and the outer pipe; a water inlet channel is formed inside the inner pipe; a heat insulation pipe is arranged on the outer side of the inner pipe in a sleeving manner; an air heat insulation layer is formed between the heat insulation pipe and the inner pipe; the outer pipe and the heat insulation pipe, and the inner pipe and the heat insulation pipe are fixedly connected through baffles arranged therebetween; one ends of the baffles are connected with the outer pipe, and the other ends of the baffles penetrate through the heat insulation pipe and are connected with the inner pipe. According to the invention, the baffles are arranged and directly penetrate through the heat insulation pipe, so that the heat insulation pipe, the inner pipe and the outer pipe are connected into a whole, and meanwhile, the baffles and the outer pipe are identical in length, therefore, the fixation between the heat insulation pipe and the inner pipe, and the outer pipe and the heat insulation pipe is more reliable and the action force generated by the fluid can be effectively borne.
Description
Technical field
The invention belongs to ground source heat pump technology field, more particularly, relate to a kind of Novel sleeve type underground pipe.
Background technology
Earth source heat pump utilizes the metastable characteristic of the underground normal temperature soil moisture, completes the device of heat exchange by being embedded in Around Buildings ground heat exchanger and building.Winter is heat-obtaining from soil, to building, heats; To soil heat extraction, be architecture refrigerating summer.Using soil as thermal source or low-temperature receiver, by source pump to space heating or cooling.Earth-source hot-pump system is compared with conventional heat supplying air conditioning system can saving energy 50% left and right, is a kind of novel high-efficiency and energy-saving air-conditioning system of utilizing regenerative resource.
Structure Novel sleeve type underground pipe, middle tube core is intake tunnel, exterior annular pipe is exhalant canal, between intake tunnel and exhalant canal, air heat-insulation layer is set, when retaining U-shaped confession backwater channel, avoid the cold-hot counteraction phenomenon between fluid, improve the heat exchange efficiency of underground pipe.In addition, fixed form between water inlet pipe and outlet pipe directly affects service life and the intensity of underground pipe, existing syndeton, if Chinese application number is 201320470929.1 disclosed bushing type ground buried pipe of ground source heat pump patents, between the outer tube of this patent and instlated tubular, be to be fixed by spacing ring is set, spacing ring comprises outer shroud and interior ring, and inner ring sleeve is located on instlated tubular, between outer shroud and interior ring, be provided with support bar, outer shroud is connected with outer tube wall; Because this fixed form is the fixing of indirect type, between instlated tubular and outer tube, can not form an integral body, the cross section of adding interior ring, outer shroud itself exists, and has increased the percussion of current to this spacing ring, thereby in practical work process, very easily occurs loosening.
Therefore, improve the syndeton between instlated tubular and outer tube, play better reinforcement effect.
Summary of the invention
For the above-mentioned problems in the prior art, the object of the present invention is to provide a kind of Novel sleeve type underground pipe, it is a kind of reliablely and stablely bushing type underground pipe.
To achieve these goals, the technical solution adopted in the present invention is as follows:
A kind of Novel sleeve type underground pipe, the inner and outer tubes that comprise coaxial setting, between described inner tube and described outer tube, form aquaporin, in described inner tube, it is intake tunnel, the outside cover of described inner tube has instlated tubular, between described instlated tubular and described inner tube, form air heat-insulation layer, between described outer tube, described inner tube and described instlated tubular, by dividing plate, be fixedly connected with; One end of described dividing plate is connected with described outer tube, and its other end is connected with described inner tube through described instlated tubular.
Further, the length of described dividing plate is identical with the length of outer tube.
Further, the bottom of described outer tube is arranged with end socket, and described end socket comprises integrated socket portion and sealing, and described socket portion matches with described outer tube, the shell structure that described sealing is arc.
Further, one end of described air heat-insulation layer is provided with seal cover, and described seal cover comprises inner core and the urceolus of coaxial setting, and described inner core and described urceolus are thin wall type tubular structure, and described inner core communicates with described inner tube.
Further, between described inner core and described urceolus, form the placed cavity that holds described inner tube and described instlated tubular; Match with described inner tube and described instlated tubular in one end of described placed cavity, the other end sealing of described placed cavity.
Further, one end of described dividing plate is connected with described inner core through described urceolus.
Further, described dividing plate is rectangular configuration, and described dividing plate has 2.
Further, described inner tube, described instlated tubular and described outer tube adopt high density polyethylene (HDPE) or polypropylene material to make.
Than prior art, the beneficial effect of Novel sleeve type underground pipe of the present invention is:
By the cold fluid and hot fluid in intake tunnel and exhalant canal is separated by air heat-insulation layer, avoid the cold-hot counteraction phenomenon between fluid, effectively improved the heat exchange efficiency of soil source heat pump ground source; Between instlated tubular, inner and outer tubes, by dividing plate, fix, dividing plate directly connects as a whole through instlated tubular by instlated tubular, inner and outer tubes, and the length of dividing plate is identical with the length of outer tube, make fixing more reliable between instlated tubular, inner and outer tubes, can effectively bear the active force producing between fluid.
Accompanying drawing explanation
Fig. 1 is the structural representation of Novel sleeve type underground pipe of the present invention.
Fig. 2 is the profile of Fig. 1 Novel sleeve type underground pipe.
Fig. 3 is the structural representation of the instlated tubular of Fig. 1 Novel sleeve type underground pipe.
Fig. 4 is the structural representation of the seal cover of Fig. 1 Novel sleeve type underground pipe.
Fig. 5 is the structural representation of the dividing plate of another embodiment of the present invention Novel sleeve type underground pipe.
The specific embodiment
Below in conjunction with specific embodiment, the present invention is further described.
Embodiment 1
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, a kind of Novel sleeve type underground pipe, the inner tube 6 and the outer tube 8 that comprise coaxial setting, between inner tube 6 and outer tube 8, form aquaporin 2, in inner tube 6, it is intake tunnel 1, the outside cover of inner tube 6 has instlated tubular 7, between instlated tubular 7 and inner tube 6, coaxially arrange, the diameter of instlated tubular 7 is greater than the diameter of inner tube 6, between itself and inner tube 6, form air heat-insulation layer 3, the bottom of outer tube 8 is arranged with end socket 5, end socket 5 comprises integrated socket portion 502 and sealing 501, socket portion 502 is thin wall type tubular structure, the internal diameter of socket portion 502 is slightly less than the external diameter of outer tube 8, outer tube 8 and socket portion 502 interference fit, the shell structure that sealing 501 is arc, it is positioned at the place, lower surface of socket portion 502, one end that air heat-insulation layer matches with end socket 5 is provided with seal cover 10, seal cover 10 comprises inner core 101 and the urceolus 102 of coaxial setting, inner core 101 and urceolus 102 are thin wall type tubular structure, the external diameter of inner core 101 is less than the internal diameter of inner tube 6, inner core 101 is connected with inner tube, and the internal diameter of urceolus 102 is greater than the external diameter of instlated tubular 7, like this, between the inwall of the outer wall of inner core 101 and urceolus 102, just can form the placed cavity 103 that holds inner tube and instlated tubular, the upper end open of placed cavity 103 also matches with inner tube and instlated tubular 7, the lower end sealing of placed cavity 103, instlated tubular 7 and air heat-insulation layer 3 between inner tube 6 are the corresponding placed cavity 103 that is positioned at, hot water from the interior intake tunnel 1 of inner tube 6 is entered in end socket 5 by inner core 101, rear hot water enters in exhalant canal 2 and circulates now due in the placed cavity 103 of air heat-insulation layer 3 between inner core 101 and urceolus 102 along urceolus 102 again, " " type is for backwater channel for U in formation, effectively reduce the heat exchange of water inlet and water outlet, reduced the loss of heat.Inner tube 6, instlated tubular 7 and outer tube 8 adopt highdensity polyethylene or polypropylene material to make, and have higher heatproof, oil resistivity, resistance to vapour permeability and environmental stress crack resistance.
Between outer tube 8, inner tube 6 and instlated tubular 7, by the first dividing plate 4, be fixedly connected with second partition 9, one end of the first dividing plate 4 and second partition 9 is fixedly connected with the inwall of outer tube 8, the other end of the first dividing plate 4 and second partition 9 is fixedly connected with the outer wall of inner tube 6 through instlated tubular 7, the thickness of the first dividing plate 4 and second partition 9 should be as far as possible little, thereby the impact of the current in minimizing exhalant canal 2 to dividing plate 4, the length of the first dividing plate 4 and second partition 9 is identical with the length of outer tube 8, the first dividing plate 4 and second partition 9 and outer tube 8 have greatly been increased, fastening force between inner tube 6, simultaneously, the first dividing plate 4 and second partition 9 have directly passed instlated tubular 7, by instlated tubular 7 and outer tube 8, inner tube 6 connects as a whole, make inner tube 6, instlated tubular 7, more reliable with fixing of outer tube 8, can effectively bear the active force producing between fluid, the shape of the first dividing plate 4 and second partition 9 can be rectangle, the geometry such as trapezoidal, in the present embodiment, adopt rectangular configuration, the setting that is centrosymmetric of the first dividing plate 4 and second partition 9, the quantity of dividing plate can change according to design strength, reduces the quantity of dividing plate to reduce production cost in the situation that guaranteeing bonding strength as far as possible.
Between seal cover 10 and inner tube 6, instlated tubular 7, also by the first dividing plate 4 and second partition 9, be fixed together, the first dividing plate 4 is also fixedly connected with inner core 101 through urceolus 102 is rear with second partition 9 one end through instlated tubular simultaneously, so just improved the job stability of seal cover 10, can not occur loosening because of flowing of fluid, cause air heat-insulation layer 3 water inlets, cause cold-hot counteraction phenomenon.
Take summer condition as example, hot water from user's side enters underground pipe from intake tunnel 1, behind arrival point pipe laying bottom, through end socket 5, enter exhalant canal 2, in exhalant canal 2, hot water and soil heat exchange are cooled, and the hot water in intake tunnel 1 is separated by air buffer 3 with the cold water in exhalant canal 2, has avoided the cold-hot counteraction phenomenon between fluid.
Embodiment 2
With embodiment 1, difference is, as shown in Figure 5, on the first dividing plate 4 and second partition 9, be respectively equipped with several the first through holes 401, several the second through holes 901, the first through hole 401 and all settings in column of the second through hole 901, the first through hole 401 and the second through hole 901 can be circular hole, square hole or other geometric holes, the present embodiment adopts circular hole, the existence of the first through hole 401 and the second through hole 901 makes can not seal between the first dividing plate 4 and second partition 9, thereby the fluid of both sides also can connect mutually, can not form pressure reduction in the both sides of the first dividing plate 4 and second partition 9, reduced the compression face of the first dividing plate 4 and second partition 9, played protective effect.
Below schematically the present invention and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiments of the present invention, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the invention aim, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection scope of the present invention.
Claims (8)
1. a Novel sleeve type underground pipe, the inner and outer tubes that comprise coaxial setting, between described inner tube and described outer tube, form aquaporin, in described inner tube, it is intake tunnel, the outside cover of described inner tube has instlated tubular, it is characterized in that: between described instlated tubular and described inner tube, form air heat-insulation layer, between described outer tube, described inner tube and described instlated tubular, by dividing plate, be fixedly connected with; One end of described dividing plate is connected with described outer tube, and its other end is connected with described inner tube through described instlated tubular.
2. Novel sleeve type underground pipe as claimed in claim 1, is characterized in that: the length of described dividing plate is identical with the length of outer tube.
3. Novel sleeve type underground pipe as claimed in claim 1, it is characterized in that: the bottom of described outer tube is arranged with end socket, described end socket comprises integrated socket portion and sealing, and described socket portion matches with described outer tube, the shell structure that described sealing is arc.
4. Novel sleeve type underground pipe as claimed in claim 1, it is characterized in that: one end of described air heat-insulation layer is provided with seal cover, described seal cover comprises inner core and the urceolus of coaxial setting, and described inner core and described urceolus are thin wall type tubular structure, and described inner core communicates with described inner tube.
5. Novel sleeve type underground pipe as claimed in claim 4, is characterized in that: between described inner core and described urceolus, form the placed cavity that holds described inner tube and described instlated tubular; Match with described inner tube and described instlated tubular in one end of described placed cavity, the other end sealing of described placed cavity.
6. Novel sleeve type underground pipe as claimed in claim 4, is characterized in that: one end of described dividing plate is connected with described inner core through described urceolus.
7. the Novel sleeve type underground pipe of stating as claim 1, is characterized in that: described dividing plate is rectangular configuration, and described dividing plate has 2.
8. Novel sleeve type underground pipe as claimed in claim 1, is characterized in that: described inner tube, described instlated tubular and described outer tube adopt high density polyethylene (HDPE) or polypropylene material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404321.8A CN104180562B (en) | 2014-08-15 | 2014-08-15 | Bushing type underground pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410404321.8A CN104180562B (en) | 2014-08-15 | 2014-08-15 | Bushing type underground pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104180562A true CN104180562A (en) | 2014-12-03 |
| CN104180562B CN104180562B (en) | 2016-07-06 |
Family
ID=51961781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410404321.8A Expired - Fee Related CN104180562B (en) | 2014-08-15 | 2014-08-15 | Bushing type underground pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104180562B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091628A (en) * | 2015-08-04 | 2015-11-25 | 山东省农业科学院 | Heat exchanger, soil heat exchanger and ground source heat pump air conditioning system |
| CN106482396A (en) * | 2016-11-28 | 2017-03-08 | 镇江恒安防爆电器有限公司 | A kind of ground source heater of energy-conservation |
| CN106940101A (en) * | 2017-03-11 | 2017-07-11 | 谢媛 | Earth-source hot-pump system |
| JP2020176756A (en) * | 2019-04-17 | 2020-10-29 | 三鷹光器株式会社 | Solar water heater |
| CN112524828A (en) * | 2020-12-07 | 2021-03-19 | 河北建筑工程学院 | Buried pipe heat exchanger with topology optimization structure |
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| CN101939598A (en) * | 2007-12-06 | 2011-01-05 | 八洋工程株式会社 | Geothermal apparatus |
| US8161759B2 (en) * | 2005-03-09 | 2012-04-24 | Kelix Heat Transfer Systems, Llc | Method of and apparatus for transferring heat energy between a heat exchanging subsystem above the surface of the earth and material therebeneath using one or more coaxial-flow heat exchanging structures producing turbulence in aqueous-based heat-transfering fluid flowing along helically-extending outer flow channels formed therein |
| KR101162957B1 (en) * | 2010-08-19 | 2012-07-06 | 주식회사 서영엔지니어링 | Energy dual pipe apparatus for using geothermal energy and for ground reinforcement and the method using the same |
| CN203432149U (en) * | 2013-08-03 | 2014-02-12 | 山东世纪昌龙新能源有限公司 | Sleeve type ground source heat pump buried pipe |
| CN103982961A (en) * | 2014-03-25 | 2014-08-13 | 河南润恒节能技术开发有限公司 | Hose type water outlet and return device in same water source well for water source heat pump central air conditioner |
| CN204063685U (en) * | 2014-08-15 | 2014-12-31 | 同度能源科技（江苏）股份有限公司 | Novel sleeve type underground pipe |
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2014
- 2014-08-15 CN CN201410404321.8A patent/CN104180562B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8161759B2 (en) * | 2005-03-09 | 2012-04-24 | Kelix Heat Transfer Systems, Llc | Method of and apparatus for transferring heat energy between a heat exchanging subsystem above the surface of the earth and material therebeneath using one or more coaxial-flow heat exchanging structures producing turbulence in aqueous-based heat-transfering fluid flowing along helically-extending outer flow channels formed therein |
| CN101939598A (en) * | 2007-12-06 | 2011-01-05 | 八洋工程株式会社 | Geothermal apparatus |
| KR101162957B1 (en) * | 2010-08-19 | 2012-07-06 | 주식회사 서영엔지니어링 | Energy dual pipe apparatus for using geothermal energy and for ground reinforcement and the method using the same |
| CN203432149U (en) * | 2013-08-03 | 2014-02-12 | 山东世纪昌龙新能源有限公司 | Sleeve type ground source heat pump buried pipe |
| CN103982961A (en) * | 2014-03-25 | 2014-08-13 | 河南润恒节能技术开发有限公司 | Hose type water outlet and return device in same water source well for water source heat pump central air conditioner |
| CN204063685U (en) * | 2014-08-15 | 2014-12-31 | 同度能源科技（江苏）股份有限公司 | Novel sleeve type underground pipe |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105091628A (en) * | 2015-08-04 | 2015-11-25 | 山东省农业科学院 | Heat exchanger, soil heat exchanger and ground source heat pump air conditioning system |
| CN105091628B (en) * | 2015-08-04 | 2017-03-22 | 山东省农业科学院 | Heat exchanger, soil heat exchanger and ground source heat pump air conditioning system |
| CN106482396A (en) * | 2016-11-28 | 2017-03-08 | 镇江恒安防爆电器有限公司 | A kind of ground source heater of energy-conservation |
| CN106940101A (en) * | 2017-03-11 | 2017-07-11 | 谢媛 | Earth-source hot-pump system |
| JP2020176756A (en) * | 2019-04-17 | 2020-10-29 | 三鷹光器株式会社 | Solar water heater |
| JP7137845B2 (en) | 2019-04-17 | 2022-09-15 | 三鷹光器株式会社 | solar water heater |
| CN112524828A (en) * | 2020-12-07 | 2021-03-19 | 河北建筑工程学院 | Buried pipe heat exchanger with topology optimization structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104180562B (en) | 2016-07-06 |
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Effective date of registration: 20211101 Address after: 215300 No. 89, Baoyi Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Jiangsu Tongyi Energy Technology Co.,Ltd. Address before: 215000 No. 560 gangpu Road, Zhangpu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: TONGDU ENERGY TECHNOLOGY (JIANGSU) CO.,LTD. |
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