CN102454169A - Solar photovoltaic power station foundation construction method - Google Patents
Solar photovoltaic power station foundation construction method Download PDFInfo
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- CN102454169A CN102454169A CN2010105239932A CN201010523993A CN102454169A CN 102454169 A CN102454169 A CN 102454169A CN 2010105239932 A CN2010105239932 A CN 2010105239932A CN 201010523993 A CN201010523993 A CN 201010523993A CN 102454169 A CN102454169 A CN 102454169A
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- piling bar
- photovoltaic power
- solar photovoltaic
- pile
- piling
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- 210000000867 larynx Anatomy 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 11
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
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- 210000003205 muscle Anatomy 0.000 description 1
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
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- 239000004576 sand Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The invention relates to a solar photovoltaic power station foundation construction method, which comprises the following steps: (1) installing a pile driver; (2) moving the pile driver to the position near the position where pile driving is needed; (3) hoisting the steel pile through a hoisting rope and moving the steel pile to a position above a specified position where the pile is required to be driven; (4) inserting the steel pile into a designated position where the pile is required to be driven; (5) the pile driver gives a horizontal force to the steel pile and has a vertical downward force at the same time, so that the steel pile is quickly driven down; (6) and (3) driving the steel pile into the ground to a certain depth, stopping driving the steel pile and tamping, and finally installing the battery panel bracket on the steel pile foundation. Compared with the prior art, the invention has the advantages of high bearing capacity, small soil discharge amount, reliable engineering quality, high construction speed, simple joint connection, strong environmental adaptability, time saving, labor saving, cost saving and the like.
Description
Technical field
The present invention relates to foundation construction method, especially relate to a kind of solar photovoltaic power plant foundation construction method.
Background technology
In the human history development, conventional energy resources such as coal, oil, natural gas occupy and critical role always, but the approach exhaustion of conventional energy resource causes that the whole world is panic.The conventional energy resource reserves of China approximately have only 10% of world average level far below world average level.In the long run, regenerative resource will be following human main energy sources source, and therefore most in the world developed countries and part developing country all attach great importance to the effect of regenerative resource in energy ratio.The deterioration day by day of climatic environment is simultaneously also sounded the alarm to people, the holding of Copenhagen meeting, and wordings such as " energy-saving and emission-reduction ", " low-carbon (LC) " are rooted in the hearts of the people, and development of global economy direction and clearing mark have also turned to low-carbon economy already.Solar energy is one of following low-carbon (LC) ideal of society energy as a kind of cleaning, inexhaustible, nexhaustible regenerative resource, just more and more receives the attention of countries in the world instantly.China's photovoltaic industry high speed development in recent years, domestic large-scale desert power station is flourish under the policy support of national government.
Domestic large-scale desert solar photovoltaic power plant basis is main with concrete foundation at present, and each concrete foundation will be excavated 0.4m3～0.8m3, and artificial the cooperation cuts the earth.Present photovoltaic plant basis mounting method flow process: concrete reinforcement cage making-concrete pedestal template construct-building-site soil layer excavation-template placement-reinforcing steel bar cage is put into the pre-buried-spoils backfill-completion of template (scrutiny has or not and reveals muscle)-concrete pouring-stone bolt.
There is certain defective in technology at present:
(1) on-the-spot excavation will destroy original vegetation, and destruction is played in waterproof, sand prevention;
(2) mounting method is complicated, influences construction speed;
(3) the concrete foundation cost is high, increases the overall cost of photovoltaic plant.
Summary of the invention
The object of the invention is exactly for the defective that overcomes above-mentioned prior art existence the solar photovoltaic power plant foundation construction method that a kind of bearing capacity is high, the casting amount is little, workmanship is reliable, speed of application is fast, joint connects simple, time saving and energy saving cost-saving, environmental suitability is strong to be provided.
The object of the invention can be realized through following technical scheme: a kind of solar photovoltaic power plant foundation construction method, it is characterized in that, and may further comprise the steps:
(1) pile driver is installed;
(2) pile driver is moved near the position of required piling;
(3) through lifting rope piling bar is sling and moved to the assigned address top of required piling;
(4) piling bar is inserted the assigned address of required piling;
(5) pile driver also has a pressure vertically downward simultaneously for horizontal force of piling bar, lays piling bar fast;
(6) piling bar is squeezed into ground and stop piling and compacting behind the end to the certain depth, battery board bracket is installed on the piling bar basis gets final product at last.
Described piling bar mainly is made up of tubular pile body, helical structure, link, and described helical structure is arranged on the bottom of tubular pile body, and described link is arranged on the top of piling bar.
Described tubular pile body is a variable section structure, and top is cylindrical-shaped structure, and the bottom is a cone-shaped structure.
A zinc coat has been established in the external surface plating of described tubular pile body.
Described link is adpting flange or connects buckle.
The specification of described piling bar: WBQ F76 * 1600 * 220, material: steel ISO 630 Fe360A, surface: the zinc-plated ISO 1461 of DIN; Total length: 1600mm, external diameter: 76mm, internal diameter: 68mm; Base aperture: M 24, aperture: 6 * M14, base larynx footpath: 167; Flange thickness: 8mm, flange outer diameter: 220.
The specification of described piling bar: WBQ N76 * 1600, material: steel ISO 630 Fe360A, surface: the zinc-plated ISO 1461 of DIN; Total length: 1600mm, external diameter: 76.1mm, internal diameter: 68.1mm; Adjustment: 60mm, the degree of depth: 1100mm, aperture: 3 * M16.
It is the horizontal location power that pile driver is given piling bar that pile driver described in the step (5) is given horizontal force of piling bar.
Certain depth described in the step (6) is 500-3000mm.
Compared with prior art, the present invention has the following advantages:
(1) in light weight, the good rigidly of piling bar, loading and unloading, transportation, stacking are conveniently, and be not fragile;
(2) bearing capacity is high.Because steel strength is high, can squeeze into hard soil layer effectively, pile body is not fragile, and can obtain great bearing capacity of single pile, and is safe and reliable;
(3) long being easy to of stake regulated.Can adopt the way adjusting stake of spreading or cutting long as required;
(4) casting amount is little, and is very little to contiguous soil layer influence.The used piling bar of this mounting method is squeezed into soil layer with spiral form, thus vertical dislocation, the stake top horizontal displacement, also can reduce greatly;
(5) joint connects simple.Employing electric welding welding, easy and simple to handle, intensity is high, and is safe in utilization;
(6) workmanship is reliable, and speed of application is fast;
(7) this mounting method can be replaced concrete foundation, reduces engineering cost;
(8) climatic environment, geographical relief have very strong adaptability.
Description of drawings
Fig. 1 is the structural representation that has the piling bar of adpting flange;
Fig. 2 is the structural representation that has the piling bar that connects buckle.
Wherein, the tubular pile body of 1-, the 2-helical structure, the 3-adpting flange, 4-connects buckle.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is elaborated.
A kind of solar photovoltaic power plant foundation construction method may further comprise the steps:
(1) pile driver is installed;
(2) pile driver is moved near the position of required piling;
(3) through lifting rope piling bar is sling and moved to the assigned address top of required piling; Piling bar mainly is made up of tubular pile body 1, helical structure 2, adpting flange 3, and helical structure 2 is arranged on the bottom of tubular pile body 1, and adpting flange 3 is arranged on the top of piling bar; Tubular pile body 1 has adopted the structure of variable cross-section; Match with the regularity of distribution that stress from top to bottom reduces, the use of steel is optimized configuration, a zinc coat has been established in the external surface plating of tubular pile body 1;
(4) piling bar is inserted the assigned address of required piling; Through being applied to turning moment and the power synergy vertically downward on the pile body; The helicitic texture on the piling bar and the soil body have formed mechanical profile interlock; The soil body forms nut, utilizes screw mechanism to produce the deceleration force amplifier effect, reduces the needed power of constructing greatly;
(5) pile driver also has a pressure vertically downward simultaneously for horizontal location of piling bar; Lay piling bar fast, the form of helical structure 2 has changed interactional mode between the pile body and the soil body, the soil body effect of being squeezed in the course of work; Make that getting in touch of pedosphere face and piling bar body is more firm; The more even distribution of soil body stress, the piling bar and the soil body stressed more harmonious, strengthened piling bar stability, resistance to settling can, extraction-resistant behavior and anti-shear ability;
(6) piling bar is squeezed into ground and stop piling and compacting after the end to the 1200mm degree of depth, battery board bracket is installed on this piling bar basis gets final product at last.
Zinc-plated spiral piling bar is applied on the solar energy basis mounting method that substitutes the existing concrete basis, is the technological innovation of solar energy photovoltaic system on integrated.Zinc-plated spiral piling bar pile sinking speed is fast, wide adaptability, safe and reliable, durable in use, has shortened the engineering time.This solar energy basis mounting method is made up of piling bar, pile driver, and on piling bar was fixed on and locates in advance, pile driver also had a pressure vertically downward simultaneously for horizontal force of piling bar, lays piling bar fast, and workflow is simple, improves speed of application greatly.
This piling bar begins into sizable application on the solar photovoltaic power plant project abroad, does not also implement precedent at home.Piling bar is fixed on the position of design in advance; Cooperate the piling bar construction with plant equipment, apply horizontal force and pressure at right angle simultaneously and lay piling bar fast, battery board bracket is installed on the piling bar basis; Time saving and energy saving cost-saving; This form of construction work detected through experiment, special testing station, was enough to bear local rugged environment factor, can implement on the solar photovoltaic power plant basis to widely popularize.The specification of piling bar: WBQ F76 * 1600 * 220, material: steel ISO 630Fe360A, surface: the zinc-plated ISO 1461 of DIN; Total length: 1600mm, external diameter: 76mm, internal diameter: 68mm; Base aperture: M 24, aperture: 6 * M14, base larynx footpath: 167; Flange thickness: 8mm, flange outer diameter: 220.
As shown in Figure 2, a kind of solar photovoltaic power plant foundation construction method, the main technique step is identical with embodiment 1; Be characterized in piling bar by tubular pile body 1, helical structure 2, connect buckle 4 and form, stop piling and tamp the specification of piling bar: WBQ N76 * 1600 after in the step (6) piling bar being squeezed into the ground end to the 500mm degree of depth; Material: steel ISO 630Fe360A, surface: the zinc-plated ISO 1461 of DIN, total length: 1600mm; External diameter: 76.1mm, internal diameter: 68.1mm, adjustment: 60mm; The degree of depth: 1100mm, aperture: 3 * M16.
As shown in Figure 1, a kind of solar photovoltaic power plant foundation construction method, the main technique step is identical with embodiment 1, stops piling and compacting after being characterized in the step (6) piling bar squeezed into the ground end to the 3000mm degree of depth.
Claims (9)
1. a solar photovoltaic power plant foundation construction method is characterized in that, may further comprise the steps:
(1) pile driver is installed;
(2) pile driver is moved near the position of required piling;
(3) through lifting rope piling bar is sling and moved to the assigned address top of required piling;
(4) piling bar is inserted the assigned address of required piling;
(5) pile driver also has a pressure vertically downward simultaneously for horizontal force of piling bar, lays piling bar fast;
(6) piling bar is squeezed into ground and stop piling and compacting behind the end to the certain depth, battery board bracket is installed on the piling bar basis gets final product at last.
2. a kind of solar photovoltaic power plant foundation construction method according to claim 1; It is characterized in that; Described piling bar mainly is made up of tubular pile body, helical structure, link, and described helical structure is arranged on the bottom of tubular pile body, and described link is arranged on the top of piling bar.
3. a kind of solar photovoltaic power plant foundation construction method according to claim 2 is characterized in that described tubular pile body is a variable section structure, and top is cylindrical-shaped structure, and the bottom is a cone-shaped structure.
4. a kind of solar photovoltaic power plant foundation construction method according to claim 2 is characterized in that, a zinc coat has been established in the external surface plating of described tubular pile body.
5. a kind of solar photovoltaic power plant foundation construction method according to claim 2 is characterized in that, described link is adpting flange or connects buckle.
6. according to claim 1 or 5 described a kind of solar photovoltaic power plant foundation construction methods, it is characterized in that the specification of described piling bar: WBQ F76 * 1600 * 220, material: steel ISO 630Fe360A; Surface: the zinc-plated ISO 1461 of DIN, total length: 1600mm, external diameter: 76mm; Internal diameter: 68mm, base aperture: M 24, aperture: 6 * M14; Base larynx footpath: 167, flange thickness: 8mm, flange outer diameter: 220.
7. according to claim 1 or 5 described a kind of solar photovoltaic power plant foundation construction methods, it is characterized in that the specification of described piling bar: WBQ N76 * 1600; Material: steel ISO 630Fe360A, surface: the zinc-plated ISO 1461 of DIN, total length: 1600mm; External diameter: 76.1mm, internal diameter: 68.1mm, adjustment: 60mm; The degree of depth: 1100mm, aperture: 3 * M16.
8. a kind of solar photovoltaic power plant foundation construction method according to claim 1 is characterized in that, it is the horizontal location power that pile driver is given piling bar that the pile driver described in the step (5) is given horizontal force of piling bar.
9. a kind of solar photovoltaic power plant foundation construction method according to claim 1 is characterized in that the certain depth described in the step (6) is 500-3000mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105239932A CN102454169A (en) | 2010-10-28 | 2010-10-28 | Solar photovoltaic power station foundation construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105239932A CN102454169A (en) | 2010-10-28 | 2010-10-28 | Solar photovoltaic power station foundation construction method |
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| CN102454169A true CN102454169A (en) | 2012-05-16 |
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| CN2010105239932A Pending CN102454169A (en) | 2010-10-28 | 2010-10-28 | Solar photovoltaic power station foundation construction method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510516A (en) * | 2012-09-18 | 2014-01-15 | 鹤山市运通新能源科技有限公司 | Earth anchor for solar photovoltaic power generating device |
| CN103510508A (en) * | 2012-06-20 | 2014-01-15 | 上海太阳能科技有限公司 | Foundation steel pile for solar photovoltaic power station |
| CN106930306A (en) * | 2017-01-16 | 2017-07-07 | 山东飞越钢结构工程有限公司 | A kind of quick no-dig technique foundation construction method of modularization |
| CN111945710A (en) * | 2020-08-10 | 2020-11-17 | 兰州大学 | Hollow spiral steel pile |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2905898Y (en) * | 2005-12-08 | 2007-05-30 | 华南农业大学 | Spiral column and its dedicated pile sinking apparatus |
| DE202008015875U1 (en) * | 2008-12-01 | 2009-04-30 | Dieckmann, Klaus E., Dipl.-Ing. | Steel pile with element for fixing an object |
| CN201531020U (en) * | 2009-09-23 | 2010-07-21 | 诺斯曼能源科技(北京)有限公司 | Blade drill pipe steel pile special for a surface solar power station |
-
2010
- 2010-10-28 CN CN2010105239932A patent/CN102454169A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2905898Y (en) * | 2005-12-08 | 2007-05-30 | 华南农业大学 | Spiral column and its dedicated pile sinking apparatus |
| DE202008015875U1 (en) * | 2008-12-01 | 2009-04-30 | Dieckmann, Klaus E., Dipl.-Ing. | Steel pile with element for fixing an object |
| CN201531020U (en) * | 2009-09-23 | 2010-07-21 | 诺斯曼能源科技(北京)有限公司 | Blade drill pipe steel pile special for a surface solar power station |
Non-Patent Citations (1)
| Title |
|---|
| 杨杰: "螺旋桩在中海壳牌南海石化项目中的应用", 《山西建筑》, vol. 31, no. 15, 15 March 2006 (2006-03-15), pages 78 - 2 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510508A (en) * | 2012-06-20 | 2014-01-15 | 上海太阳能科技有限公司 | Foundation steel pile for solar photovoltaic power station |
| CN103510508B (en) * | 2012-06-20 | 2015-10-28 | 上海太阳能科技有限公司 | Solar photovoltaic power plant foundation steel pile |
| CN103510516A (en) * | 2012-09-18 | 2014-01-15 | 鹤山市运通新能源科技有限公司 | Earth anchor for solar photovoltaic power generating device |
| CN106930306A (en) * | 2017-01-16 | 2017-07-07 | 山东飞越钢结构工程有限公司 | A kind of quick no-dig technique foundation construction method of modularization |
| CN111945710A (en) * | 2020-08-10 | 2020-11-17 | 兰州大学 | Hollow spiral steel pile |
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Application publication date: 20120516 |