CN103103985A - Ground source heat pump tube embedment method based on piling process - Google Patents
Ground source heat pump tube embedment method based on piling process Download PDFInfo
- Publication number
- CN103103985A CN103103985A CN2013100331368A CN201310033136A CN103103985A CN 103103985 A CN103103985 A CN 103103985A CN 2013100331368 A CN2013100331368 A CN 2013100331368A CN 201310033136 A CN201310033136 A CN 201310033136A CN 103103985 A CN103103985 A CN 103103985A
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- Prior art keywords
- heat pump
- source heat
- ground source
- pile
- pump line
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T2010/50—Component parts, details or accessories
- F24T2010/53—Methods for installation
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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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a ground source heat pump tube embedment method based on a piling process. The ground source heat pump tube embedment method based on the piling process is characterized by comprising steps as below: forming piling holes by using a piling machine, wherein the inner diameter of the piling holes is larger than the outer diameter of a tubular pile; installing at least one hook at the position near the bottom of the outer surface of the tubular pile, preparing ground source heat pump tubes according to a preset length and a preset amount, fixing the ground source heat pump tubes on the hook, and fixing the ground source heat pump tubes on the tubular wall of the tubular tubes; hanging the tubular piles right above the piling holes in a perpendicular mode; putting the tubular piles into the piling holes, utilizing self weights of the tubular piles to enable the tubular tubes to sink, burying the ground source heat pump tubes underground through the traction of the hook, wherein the part, buried underground, of the ground source heat pump tubes is low in breaking risks, low in disturbance of the piling process of the tubular tubes, and therefore a plurality of ground source heat pump tubes can be buried at the same time under the condition permitted by engineering design.
Description
Technical field
The present invention relates to a kind of ground source heat pump line method of installation, especially a kind of ground source heat pump line method of installation based on planting a process.
Background technology
Ground source heat pump technology is to utilize deep layer constant temperature underground heat as a kind of means of the energy, need to be to the embedding ground source heat pump line in ground depths.The job practices commonly used of embedding ground source heat pump line can be summarized as following three classes up to now:
The first, again insert ground source heat pump line to ground deep layer soil layer by projected depth boring with rig.The ground source heat pump line is flexible pipe body, conduct oneself with dignity relatively light, the intubate work progress is subject to the buoyancy of mud or underground water, therefore generally adopt artificial intubate, yet artificial intubate is difficult to accurately be embedded into the degree of depth of design, and speed of application is slower, also needs to pay the expenses such as a rig advance and retreat expense and working day cost, so not only can produce the defectives such as cost height and efficient are low, construction quality can not be guaranteed simultaneously.
The second, be embedded in concrete drilling bored concrete pile the ground source heat pump line and the pouring concrete one.In the reinforcing cage of concrete drilling bored concrete pile, imbed in a hole together with reinforcing cage the colligation of ground source heat pump line; But reinforcing cage adopts segmented to install, and the ground source heat pump line can not have joint in underground part, therefore can not segmentation install, must bury underground by the entire length of design, so exist larger construction to disturb; Require concrete drilling bored concrete pile must be provided with the super perfusion section of concrete of certain-length on the absolute altitude on design stake top according to job specfication; therefore also need there be the operation of cutter pile crown; being difficult to effectively in this process, the pre-buried ground source heat pump line of protection is not destroyed; in case fracture occurs; the ground source heat pump line is just scrapped because repairing; need to take boring to augment the ground source heat pump line and make up, so not only incur loss through delay the duration but also increased cost and dropped into.This job practices complicated operation and to be constructed into power lower, the earth source heat pump tube heat exchange performance that is cast in simultaneously in concrete also can affect adversely.
The 3rd, the ground source heat pump line is embedded in a hole of prefabricated concrete pipe pile.After pile sinking is completed, then the ground source heat pump line is inserted in a hole.Adopt the ground source heat pump line of this method of installation to contact with the earth soil layer is insufficient, heat exchange performance a little less than; Because stake top will embed certain-length in concrete foundation, the ground source heat pump line can not be crossed in soil layer at the bottom of stake top bends towards concrete foundation again, therefore will cut a hole the poling pile lining bends towards in the soil layer at the end of basis the ground source heat pump line, so not only construction trouble, also can destroy the pile tube roof construction, affect the bearing capacity of pile tube.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of easy construction based on the ground source heat pump line method of installation of planting a process, bury after completing the heat exchange performance of ground source heat pump line and the earth soil layer underground good.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of ground source heat pump line method of installation based on planting a process comprises the following steps:
1): form with pile driver boring and plant a hole, the described internal diameter in a hole of planting is greater than the external diameter of pile tube;
2): the external surface at described pile tube fixedly mounts at least one hook near the place, bottom, prepare the earth source heat pump pipe by predetermined length and quantity, described ground source heat pump line is fixed on described hook, described ground source heat pump line is fixed on the tube wall of described pile tube;
3): with described pile tube vertically be suspended to described plant a hole directly over;
4): described pile tube is put into a described hole of planting utilize the deadweight of pile tube to sink, described ground source heat pump line is embedded in underground by the traction of described hook.
Around steel hoop is installed, described hook is fixedly installed on described steel hoop the external surface of described pile tube near the place, bottom.Adopt this structure that the ground source heat pump line is installed very convenient.
Described steel hoop is doughnut-shaped steel plate, and described welding hook is on described doughnut-shaped steel plate, and the two ends of described doughnut-shaped steel plate are fixed with bolt tightening.Not only save the material of steel hoop, reduce costs; The earth source heat pump pipe can be close to the external surface of pile tube simultaneously, reduces the resistance that is subject in ground source heat pump line embedded process.
Described ground source heat pump line curves " U " font and is articulated on described hook, the top of described hook is provided with at least two soft grommets around described pile tube, and described soft grommet firmly fetters the external surface of described ground source heat pump line and described pile tube.The ground source heat pump line is fixed on the external surface of pile tube, fully contacts with the earth soil layer, and heat exchange performance is better.
Described pile tube is fixedly linked from beginning to end by two joint unit pile cutofves according to designing requirement forms at least, and the installation step of described pile tube is as follows:
1) steadily place the pile extension fixed mount planting a ground, place, hole, described pile extension fixed mount is provided with internal diameter greater than the through hole in the stake footpath of described unit pile cutoff, and described through hole aligns with a described hole of planting;
When 2) top of first unit pile cutoff is near ground, admittedly overlaps with hawser and first unit pile cutoff is passed described through hole be fixed on described pile extension fixed mount, with second unit pile cutoff vertically be suspended in first unit pile cutoff directly over;
3) first unit pile cutoff and second unit pile cutoff are fixedly connected with fixing by welding or machinery, connecting place forms the internode joint.
Compared with prior art, the invention has the advantages that a footpath of planting a boring ratio pile tube is large, pile tube and plant between a hole and to form mud-filled space, therefore plant pile tube dependence deadweight sinking in a process, tractive force by hook is imbedded the ground source heat pump line degree of depth at place, pile tube bottom, the ground source heat pump line is fully contacted with the earth soil layer, and heat exchange performance is good, has avoided simultaneously the trouble of artificial intubate; The process of burying underground of ground source heat pump line with plant a process and synchronize and carry out, need not extra punch device, reduced construction cost, and the ground source heat pump line need not merogenesis when embedding, reduce the ground source heat pump line and imbedded the risk of under ground portion fracture, to pile tube plant process disturb little, embedding many ground source heat pump lines simultaneously under the condition that engineering design allows.
Description of drawings
Fig. 1 is the constructing structure schematic diagram of burying a joint unit pile cutoff underground;
Fig. 2 is the enlarged drawing that in Fig. 1, the A place represents structure;
Fig. 3 is the constructing structure schematic diagram of burying two joint unit pile cutofves underground.
The specific embodiment
Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.
Embodiment one: a kind of ground source heat pump line method of installation based on planting a process comprises the following steps:
1): enter to smash soil structures in the soil body with spiral Special drill machine drill, after the soil body is loosening, inject water under high pressure and with spiral Special drill machine, soil block stirred into mud, boring is reinjected cement paste also with spiral Special drill machine stirring after arriving projected depth, after packing up spiral Special drill machine, a hole 1 is planted in formation, plants the internal diameter in a hole 1 greater than the external diameter of pile tube;
2): the external surface at pile tube is located retainer ring around steel hoop is installed near the bottom, steel hoop is doughnut-shaped steel plate 2, hook 22 is welded on doughnut-shaped steel plate 2, the two ends of doughnut-shaped steel plate 2 are tightened fixing with bolt 21, on doughnut-shaped steel plate 2, two hooks 22 of fixed installation, prepare earth source heat pump pipe 3 by predetermined length and quantity, as two or three, ground source heat pump line 3 is curved " U " font be articulated on hook 22, soft grommet 31 firmly fetters the external surface of ground source heat pump line 3 with pile tube;
3): with pile tube vertically be suspended to plant a hole 1 directly over;
4): pile tube is put into planted a hole 1, utilize the deadweight of pile tube to sink, ground source heat pump line 3 is embedded in underground by linking up with 22 traction.
Pile tube is fixedly linked by two joint unit pile cutoff 4 head and the tail according to designing requirement and forms.
The installation step of pile tube is as follows:
1) steadily place pile extension fixed mount 5 planting 1 ground, place, a hole, pile extension fixed mount 5 is provided with internal diameter greater than the through hole in the stake footpath of unit pile cutoff 4, through hole with plant a hole 1 and align;
When 2) top of first unit pile cutoff 4 is near ground, admittedly overlaps 51 with hawser and first unit pile cutoff 4 is passed through hole be fixed on pile extension fixed mount 5, with second unit pile cutoff 4 vertically be suspended in first unit pile cutoff 4 directly over;
3) first unit pile cutoff 4 and second unit pile cutoff 4 are fixedly connected by welding, connecting place forms internode joint 41.
Embodiment two: remainder is identical with embodiment one, and its difference is that internode joint 41 is mechanically anchored in for adjacent two joint unit pile cutofves 4 connecting portion that forms together.
Claims (5)
1. one kind based on the ground source heat pump line method of installation of planting a process, it is characterized in that comprising the following steps:
1): form with pile driver boring and plant a hole, the described internal diameter in a hole of planting is greater than the external diameter of pile tube;
2): the external surface at described pile tube fixedly mounts at least one hook near the place, bottom, prepare the earth source heat pump pipe by predetermined length and quantity, described ground source heat pump line is fixed on described hook, described ground source heat pump line is fixed on the tube wall of described pile tube;
3): with described pile tube vertically be suspended to described plant a hole directly over;
4): described pile tube is put into a described hole of planting utilize the deadweight of pile tube to sink, described ground source heat pump line is embedded in underground by the traction of described hook.
2. a kind of ground source heat pump line method of installation based on planting a process according to claim 1, is characterized in that the external surface of described pile tube is located around steel hoop is installed near the bottom, and described hook is fixedly installed on described steel hoop.
3. a kind of ground source heat pump line method of installation based on planting a process according to claim 2, it is characterized in that described steel hoop is doughnut-shaped steel plate, described welding hook is on described doughnut-shaped steel plate, and the two ends of described doughnut-shaped steel plate are fixed with bolt tightening.
4. a kind of ground source heat pump line method of installation based on planting a process according to claim 1, it is characterized in that described ground source heat pump line curves " U " font and is articulated on described hook, the top of described hook is provided with at least two soft grommets around described pile tube, and described soft grommet firmly fetters the external surface of described ground source heat pump line and described pile tube.
5. according to claim 1 ~ 4 described a kind of ground source heat pump line method of installation based on planting a process is characterized in that described pile tube is fixedly linked from beginning to end by two joint unit pile cutofves according to designing requirement at least to form, and the installation step of described pile tube is as follows:
1) steadily place the pile extension fixed mount planting a ground, place, hole, described pile extension fixed mount is provided with internal diameter greater than the through hole in the stake footpath of described unit pile cutoff, and described through hole aligns with a described hole of planting;
When 2) top of first unit pile cutoff is near ground, admittedly overlaps with hawser and first unit pile cutoff is passed described through hole be fixed on described pile extension fixed mount, with second unit pile cutoff vertically be suspended in first unit pile cutoff directly over;
3) first unit pile cutoff and second unit pile cutoff are fixedly connected with fixing by welding or machinery, connecting place forms the internode joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310033136.8A CN103103985B (en) | 2013-01-25 | 2013-01-25 | A kind of ground source heat pump line method of installation based on planting a process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310033136.8A CN103103985B (en) | 2013-01-25 | 2013-01-25 | A kind of ground source heat pump line method of installation based on planting a process |
Publications (2)
| Publication Number | Publication Date |
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| CN103103985A true CN103103985A (en) | 2013-05-15 |
| CN103103985B CN103103985B (en) | 2015-09-23 |
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| CN201310033136.8A Active CN103103985B (en) | 2013-01-25 | 2013-01-25 | A kind of ground source heat pump line method of installation based on planting a process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107435760A (en) * | 2017-09-15 | 2017-12-05 | 陈风春 | Ground source heat pump line down tube draw-gear |
| CN113373922A (en) * | 2021-07-02 | 2021-09-10 | 宁波中淳高科股份有限公司 | Geothermal energy pile construction equipment and construction method thereof |
Citations (5)
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|---|---|---|---|---|
| CN101122130A (en) * | 2007-07-04 | 2008-02-13 | 广州市建筑科学研究院 | Construction method of drilling follow casting pile used for building or bridge foundation |
| JP2009041894A (en) * | 2007-08-07 | 2009-02-26 | Yoshihiro Tatemoto | Underground heat exchange method by pulling out rotary leading steel pipe |
| CN101713602A (en) * | 2009-09-15 | 2010-05-26 | 邹立春 | Method for embedding ground heat exchanger of ground source heat pump by high-pressure jet grouting |
| CA2670917A1 (en) * | 2009-07-03 | 2011-01-03 | Pretech | Soil penetrating plate assembly to position geothermal conduit loops in soil |
| CN102002949A (en) * | 2010-11-16 | 2011-04-06 | 江苏科技大学 | Pipe burying device and method for ground source heat pump |
-
2013
- 2013-01-25 CN CN201310033136.8A patent/CN103103985B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101122130A (en) * | 2007-07-04 | 2008-02-13 | 广州市建筑科学研究院 | Construction method of drilling follow casting pile used for building or bridge foundation |
| JP2009041894A (en) * | 2007-08-07 | 2009-02-26 | Yoshihiro Tatemoto | Underground heat exchange method by pulling out rotary leading steel pipe |
| CA2670917A1 (en) * | 2009-07-03 | 2011-01-03 | Pretech | Soil penetrating plate assembly to position geothermal conduit loops in soil |
| CN101713602A (en) * | 2009-09-15 | 2010-05-26 | 邹立春 | Method for embedding ground heat exchanger of ground source heat pump by high-pressure jet grouting |
| CN102002949A (en) * | 2010-11-16 | 2011-04-06 | 江苏科技大学 | Pipe burying device and method for ground source heat pump |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107435760A (en) * | 2017-09-15 | 2017-12-05 | 陈风春 | Ground source heat pump line down tube draw-gear |
| CN107435760B (en) * | 2017-09-15 | 2019-03-08 | 陈风春 | Ground source heat pump line down tube traction device |
| CN113373922A (en) * | 2021-07-02 | 2021-09-10 | 宁波中淳高科股份有限公司 | Geothermal energy pile construction equipment and construction method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103103985B (en) | 2015-09-23 |
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| ASS | Succession or assignment of patent right |
Owner name: HUANG JIYONG Free format text: FORMER OWNER: ZHENHAI CONSTRUCTION GROUP CO., LTD. Effective date: 20150403 |
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Address after: Brahma No. 1156 building, high tech Zone in Zhejiang province Ningbo City Heqing road 315040 23 floor Applicant after: ZHENHAI CONSTRUCTION GROUP Co.,Ltd. Address before: Brahma No. 1156 building, high tech Zone in Zhejiang province Ningbo City Heqing road 315040 23 floor Applicant before: Ningbo Zhenhai Construction Group Co.,Ltd. Address after: Brahma No. 1156 building, high tech Zone in Zhejiang province Ningbo City Heqing road 315040 23 floor Applicant after: Ningbo Zhenhai Construction Group Co.,Ltd. Address before: Brahma No. 1156 building, high tech Zone in Zhejiang province Ningbo City Heqing road 315040 23 floor Applicant before: Ningbo Zhenhai Construction Co.,Ltd. Address after: Brahma No. 1156 building, high tech Zone in Zhejiang province Ningbo City Heqing road 315040 23 floor Applicant after: Ningbo Zhenhai Construction Co.,Ltd. Address before: Brahma No. 1156 building, high tech Zone in Zhejiang province Ningbo City Heqing road 315040 23 floor Applicant before: Ningbo Zhenhai Construction Engineering Co.,Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: NINGBO ZHENHAI CONSTRUCTION CO., LTD. TO: NINGBO ZHENHAI CONSTRUCTION GROUP CO., LTD. Free format text: CORRECT: APPLICANT; FROM: NINGBO ZHENHAI CONSTRUCTION ENGINEERING CO., LTD. TO: NINGBO ZHENHAI CONSTRUCTION CO., LTD. |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20150403 Address after: 315040, room 15, No. 222, 201 drive drive road, Jiangdong Road, Jiangdong District, Zhejiang, Ningbo Applicant after: Huang Jiyong Address before: Brahma No. 1156 building, high tech Zone in Zhejiang province Ningbo City Heqing road 315040 23 floor Applicant before: ZHENHAI CONSTRUCTION GROUP Co.,Ltd. |
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