CN111636422A - Prefabricated energy pile - Google Patents
Prefabricated energy pile Download PDFInfo
- Publication number
- CN111636422A CN111636422A CN202010303881.XA CN202010303881A CN111636422A CN 111636422 A CN111636422 A CN 111636422A CN 202010303881 A CN202010303881 A CN 202010303881A CN 111636422 A CN111636422 A CN 111636422A
- Authority
- CN
- China
- Prior art keywords
- pile
- circulating
- pipe
- pipes
- circulating 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims 8
- 238000003780 insertion Methods 0.000 claims 8
- 239000007787 solid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000028016 temperature homeostasis Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
- E02D5/523—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments composed of segments
- E02D5/526—Connection means between pile segments
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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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0026—Metals
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/20—Miscellaneous comprising details of connection between elements
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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)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Paleontology (AREA)
- Mining & Mineral Resources (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a prefabricated energy pile, which comprises a pile body, wherein at least one pair of circulating pipes are embedded in the pile body, the circulating pipes between adjacent pile bodies are mutually connected in a guide mode, the pair of circulating pipes in the pile body at the bottom are connected and communicated at the bottom, the circulating pipes in the pile body and a pipeline of an upper building form circulation, and a circulating fan is arranged in each circulating pipe.
Description
Technical Field
The invention relates to a prefabricated energy pile.
Background
The prestressed solid pile body comprises a solid pile, the solid pile is difficult to be provided with a circulating pipe which goes deep into the ground and is connected with a circulating pipeline of an upper building to form a circulating system which can form heat circulating conveying with the ground, the main difficulty lies in that the prestressed solid pile body is generally formed by assembling a plurality of sections of pile body branches, and the circulating pipes distributed in the pile bodies are difficult to be connected up and down.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a prefabricated energy pile which is convenient to quickly connect and form and quickly form a circulating pipeline.
Therefore, the prefabricated energy pile provided by the invention comprises a pile body, wherein at least one pair of circulating pipes are embedded in the pile body, the circulating pipes between adjacent pile bodies are mutually connected in a guide way, the pair of circulating pipes in the pile body at the bottom are connected and communicated at the bottom, the circulating pipes in the pile body and a pipeline of an upper building form circulation, and the circulating systems are provided with circulating fans.
Furthermore, the pile body is formed by connecting a plurality of sections of pile dividing bodies, the circulating pipes are positioned in the pile dividing bodies, the circulating pipes between the adjacent pile dividing bodies are mutually connected in a guiding way,
furthermore, adjacent pile dividing bodies are connected by adopting a pile body connecting structure, the upper end of a circulating pipe of each pile dividing body is provided with an upper inserting end, the lower end of the circulating pipe is provided with a lower inserting end, the upper inserting end and the lower inserting end are provided with conical ends, a circulating pipe provided with a middle internal threaded pipe for connecting the upper end and the lower end is adopted in the upper inserting end and the lower inserting end which are mutually butted, and the upper end and the lower end of the middle internal threaded pipe are respectively provided with conical surfaces which are respectively matched with the upper inserting end and the lower inserting end.
Further, the pile body connecting structure comprises metal connecting sleeves, the end parts of the sub-pile bodies are provided with transversely distributed internal thread pipes, the internal thread pipes are laterally opened, the metal connecting sleeves are respectively sleeved on the end parts of the upper circulating pipe and the lower circulating pipe, and the screw rod penetrates through a through hole in the metal connecting sleeves to be in threaded connection with the internal thread pipes.
Furthermore, the circulating pipe comprises a spiral circulating pipe and a straight pipe circulating pipe, the spiral circulating pipe is distributed in a surrounding mode close to the side wall of the pile body, and the straight pipe circulating pipe is located in the middle of the surrounding mode of the spiral circulating pipe.
Furthermore, the spiral circulating pipe is welded or bound and fixed on the vertical steel bars, and stirrups are bound on the vertical steel bars.
Further, the spiral circulating pipe comprises an upper straight pipe and a lower spiral pipe.
The invention has the technical effects that:
1) the pile body of the prefabricated energy pile is connected by adopting a pile body connecting structure, and before the pile body is connected, an upper inserting end and a lower inserting end which are provided with a curing agent are respectively inserted into an intermediate internal thread pipe, so that the pile bodies can be quickly connected and a circulating system can be quickly formed between the pile bodies, when underground heat exists, the underground heat can be conveyed into the wall body of the upper building through the circulating system, the temperature of the upper building can be adjusted, energy can be saved, environment friendliness can be promoted, air with higher temperature in the circulating pipe of the upper building can be conveyed underground if no underground heat exists, and the air can be conveyed into the circulating pipe of the upper building through underground cooling so as to reduce the temperature of the upper building.
2) The circulating pipe adopts the spiral circulating pipe that the spiral distributes can increase the time that the circulating water in the circulating pipe is detained at the soil body depths, makes the circulating water fully carry out the energy exchange at the soil body depths, makes the circulating water can be closer to the temperature of soil body depths, promotes superstructure thermoregulation's effect.
Drawings
Fig. 1 is a schematic structural cross-sectional view of a prefabricated energy pile provided in embodiment 1 of the present invention.
Fig. 2 is an enlarged schematic view of the structure of the intermediate internally threaded tube in fig. 1.
Fig. 3 is a schematic cross-sectional structural view of a prefabricated energy pile provided in embodiment 2 of the present invention.
Fig. 4 is a schematic cross-sectional structural view of a prefabricated energy pile provided in embodiment 3 of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples, wherein the specific examples are provided for the purpose of illustration only and are not intended to limit the invention.
Referring to fig. 1 and 2, a prefabricated energy pile provided by embodiment 1 of the present invention includes a pile body formed by connecting multiple sections of pile body 1, at least one pair of circulation pipes 2 are embedded in the pile body 1, the circulation pipes 2 between adjacent pile bodies 1 are connected to each other, the circulation pipes 2 in the bottom pile body 1 are connected to each other at the bottom, the circulation pipes 2 in the pile body form a circulation with a pipeline of an upper building, and the circulation pipes are provided with circulation fans; the adjacent pile dividing bodies 1 are connected by adopting a pile body connecting structure, the upper end of a circulating pipe 2 of each pile dividing body 1 is provided with an upper inserting end 3, the lower end of the circulating pipe 2 is provided with a lower inserting end 4, the upper inserting end 3 and the lower inserting end 4 are provided with conical ends, the upper inserting end 3 and the lower inserting end 4 which are mutually butted adopt a circulating pipe 2 which is provided with a middle internal threaded pipe 5 to connect the upper end and the lower end, and the upper end and the lower end of the middle internal threaded pipe 5 are respectively provided with conical surfaces which are respectively matched with the upper inserting end 3 and the lower inserting end 4; the pile body connecting structure comprises metal connecting sleeves 6, the end parts of the pile body sub-bodies 1 are provided with transversely distributed internal thread pipes 7, the internal thread pipes 7 are laterally opened, the metal connecting sleeves 6 are respectively sleeved on the end parts of the circulating pipes 2 at the upper part and the end parts of the circulating pipes 2 at the lower part, and screw rods 8 penetrate through holes in the metal connecting sleeves 6 to be in threaded connection with the internal thread pipes 7.
Referring to fig. 3, embodiment 2 of the present invention is substantially the same as embodiment 1 except that: the circulating pipe comprises a spiral circulating pipe 2a and a straight pipe circulating pipe 2b, the spiral circulating pipe 2a is distributed in a surrounding mode close to the side wall of the pile body, and the straight pipe circulating pipe 2b is located in the middle of the spiral circulating pipe 2a in the surrounding mode. The spiral circulation pipe 2a is welded or bound and fixed on the vertical steel bars 9, and stirrups 10 are bound on the vertical steel bars 9. The spiral circulating pipe 2a can increase the heat exchange effect, and the strength of the pile body is fixedly improved by binding the spiral circulating pipe 2a with the vertical reinforcing steel bars 9.
Referring to fig. 4, embodiment 3 of the present invention is substantially the same as embodiment 2 except that: the spiral circulation pipe 2a includes an upper straight pipe 2c and a lower spiral pipe 2d, and this configuration can improve the efficiency of energy exchange on the basis of cost reduction.
Claims (7)
1. The utility model provides a prefabricated energy stake, includes the pile body, characterized by: at least one pair of circulating pipes are embedded in the pile bodies, the circulating pipes between adjacent pile bodies are connected in a guiding mode, the circulating pipes in the pile bodies at the bottom are connected and communicated with the bottom, the circulating pipes in the pile bodies and pipelines of the upper building form circulation, and circulating fans are arranged in the circulating systems.
2. The precast energy pile of claim 1, wherein: the pile body is formed by connecting a plurality of sections of pile dividing bodies, the circulating pipes are positioned in the pile dividing bodies, and the circulating pipes between the adjacent pile dividing bodies are mutually connected in a guiding way.
3. The precast energy pile of claim 2, wherein: the upper end of the circulating pipe of each pile body is provided with an upper insertion end, the lower end of the circulating pipe is provided with a lower insertion end, the upper insertion end and the lower insertion end are provided with conical ends, a middle internal threaded pipe is arranged in the upper insertion end and the lower insertion end which are mutually butted to connect the circulating pipe at the upper end and the lower end, and the upper end and the lower end of the middle internal threaded pipe are respectively provided with conical surfaces which are respectively matched with the upper insertion end and the lower insertion end.
4. A precast energy pile as recited in claim 3, wherein: the pile body connecting structure comprises metal connecting sleeves, the end parts of the sub-pile bodies are provided with transversely distributed internal thread pipes, the internal thread pipes are laterally opened, the metal connecting sleeves are respectively sleeved at the end parts of the upper circulating pipe and the lower circulating pipe, and the screw rods penetrate through holes in the metal connecting sleeves to be in threaded connection with the internal thread pipes.
5. The precast energy pile of claim 1, wherein: the circulating pipe comprises a spiral circulating pipe and a straight pipe circulating pipe, the spiral circulating pipe is distributed in a surrounding mode close to the side wall of the pile body, and the straight pipe circulating pipe is located in the middle of the surrounding mode of the spiral circulating pipe.
6. The precast energy pile of claim 5, wherein: the spiral circulating pipe is welded or bound and fixed on the vertical steel bars, and stirrups are bound on the vertical steel bars.
7. A pre-fabricated energy pile according to claim 5 or 6, characterised in that: the spiral circulating pipe comprises an upper straight pipe and a lower spiral pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010303881.XA CN111636422A (en) | 2020-04-17 | 2020-04-17 | Prefabricated energy pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010303881.XA CN111636422A (en) | 2020-04-17 | 2020-04-17 | Prefabricated energy pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111636422A true CN111636422A (en) | 2020-09-08 |
Family
ID=72327641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010303881.XA Pending CN111636422A (en) | 2020-04-17 | 2020-04-17 | Prefabricated energy pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111636422A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203256730U (en) * | 2013-02-19 | 2013-10-30 | 河海大学 | Prefabricated energy pile device for embedding heat transmission pipe |
| KR20140042046A (en) * | 2012-09-27 | 2014-04-07 | 한국전력공사 | High thermally conductive cement mortar for energy-pile |
| CN207163021U (en) * | 2017-05-11 | 2018-03-30 | 周兆弟 | Energy pile |
| CN108570982A (en) * | 2018-05-30 | 2018-09-25 | 宁波大学 | The quiet brill of one kind taking root in energy stake and its construction method |
| CN109237840A (en) * | 2017-05-11 | 2019-01-18 | 周兆弟 | energy pile |
| CN208441089U (en) * | 2018-02-11 | 2019-01-29 | 浙江望达建材科技有限公司 | Ready-package modularization pile body docking structure |
-
2020
- 2020-04-17 CN CN202010303881.XA patent/CN111636422A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140042046A (en) * | 2012-09-27 | 2014-04-07 | 한국전력공사 | High thermally conductive cement mortar for energy-pile |
| CN203256730U (en) * | 2013-02-19 | 2013-10-30 | 河海大学 | Prefabricated energy pile device for embedding heat transmission pipe |
| CN207163021U (en) * | 2017-05-11 | 2018-03-30 | 周兆弟 | Energy pile |
| CN109237840A (en) * | 2017-05-11 | 2019-01-18 | 周兆弟 | energy pile |
| CN208441089U (en) * | 2018-02-11 | 2019-01-29 | 浙江望达建材科技有限公司 | Ready-package modularization pile body docking structure |
| CN108570982A (en) * | 2018-05-30 | 2018-09-25 | 宁波大学 | The quiet brill of one kind taking root in energy stake and its construction method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200908 |