CN204875843U - Serir photovoltaic power plant and support basis thereof - Google Patents

Serir photovoltaic power plant and support basis thereof Download PDF

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Publication number
CN204875843U
CN204875843U CN201520612398.4U CN201520612398U CN204875843U CN 204875843 U CN204875843 U CN 204875843U CN 201520612398 U CN201520612398 U CN 201520612398U CN 204875843 U CN204875843 U CN 204875843U
Authority
CN
China
Prior art keywords
connecting portion
steel mesh
bracket
concrete stake
photovoltaic
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.)
Expired - Fee Related
Application number
CN201520612398.4U
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Chinese (zh)
Inventor
王春艳
王磊
牛高远
可鹏飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Xuji Group Co Ltd
Original Assignee
State Grid Corp of China SGCC
Xuji Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Xuji Group Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201520612398.4U priority Critical patent/CN204875843U/en
Application granted granted Critical
Publication of CN204875843U publication Critical patent/CN204875843U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

The utility model discloses a serir photovoltaic power plant and support basis thereof. During the ground base groove of ground excavation is buryyed to the fixed part that waters the concrete stake on support basis, connecting portion expose from the base groove of ground and with the photovoltaic leg joint, the pre -buried enhancement steel mesh that has set firmly in the connecting portion, the wire side of strengthening the steel mesh is on a parallel with the surface of connecting portion. The accessible fixed part reduces the support basis and in subaerial sinking, guarantees that the support basis is firm in subaerial location at the subaerial booster action that plays like this, utilize connecting portion simultaneously in pre -buried enhancement steel mesh play the booster action to the surface of connecting portion for the surface of connecting portion be full of cracks, crackle scheduling problem can not appear, thereby make whole support basis have firm, the difficult be full of cracks in location, durable advantage meeting with under the condition that the sand blown by the wind corrodes.

Description

A kind of Gobi desert photovoltaic plant and bracket basis thereof
Technical field
The utility model relates to a kind of Gobi desert photovoltaic plant and bracket basis thereof.
Background technology
Along with the first half of the year in 2015, it was 17.5GW that National Energy Board issues national photovoltaic installed capacity target in 2015, wherein distributed 7GW, surface power station 10.5GW.In each province, Xinjiang province occupies the highest with target of installing for 180MW, the western provinces and regions such as Ningxia, Qinghai installation desired value ranks first, and in these provinces there is not much left Land leveling and the harder place of quality, in order to complete installation index, Gobi desert is built photovoltaic plant will become development trend.The photovoltaic plant operation cycle is 25 years, and photovoltaic module support basis is positioned at outdoor, affect by direct sunlight, wind, the various outside environmental elements such as to drench with rain, application life of bracket basis can corresponding shortening, so ensure the intact major issue being Gobi desert photovoltaic plant and building of the quality on photovoltaic module support basis, it is also the most important thing ensureing the whole power station operation cycle.But Gobi desert is mostly sand gravel geology, as adopted the words of common steel bracket basis, ground residing for bracket basis can exist easily sink, seriously corroded, easily the problem such as to lay, easily there is be full of cracks in the surface of exposing from ground of bracket basis, crackle steps on problem, affect the power generation operation of whole Gobi desert photovoltaic plant, and serious curtailment application life in whole power station.
Utility model content
The purpose of this utility model is to provide a kind of durable bracket basis, additionally provides a kind of Gobi desert photovoltaic plant using this bracket basis simultaneously.
In order to realize above object, the technical scheme on the utility model medium-height trestle basis is as follows:
Bracket basis, what comprise concreting waters concrete stake, water concrete stake have for imbed ground excavation ground foundation trench in fixed part and the connecting portion that is connected with photovoltaic bracket for exposing from the foundation trench of ground, pre-buriedly in connecting portion be installed with reinforcement steel mesh, the wire side strengthening steel mesh is parallel to the surface of connecting portion.
To strengthen steel mesh be top turns down downwards and the hood-like dictyosome parallel with the vertical side of connecting portion with the top surface being parallel of connecting portion, surrounding.
Water the cuboid that concrete stake is horizontal-extending, the end face watering concrete stake is the upper side plane of cuboid, strengthens the square cover body that steel mesh is open lower side.
Connecting portion is embedded with the connecting bolt for being connected with photovoltaic bracket, connecting bolt has the spiro rod section stretched out from the surface of connecting portion.
Water and pre-buriedly in concrete stake be installed with reinforcing bar cage, described reinforcement steel mesh is in reinforcing bar cage in appearance.
In the utility model, the technical scheme of Gobi desert photovoltaic plant is as follows:
Gobi desert photovoltaic plant, comprise bracket basis and on by the fixing photovoltaic panel of photovoltaic bracket, what bracket basis comprised concreting waters concrete stake, water concrete stake have for imbed ground excavation ground foundation trench in fixed part and the connecting portion that is connected with photovoltaic bracket for exposing from the foundation trench of ground, pre-buriedly in connecting portion be installed with reinforcement steel mesh, the wire side strengthening steel mesh is parallel to the surface of connecting portion.
To strengthen steel mesh be top turns down downwards and the hood-like dictyosome parallel with the vertical side of connecting portion with the top surface being parallel of connecting portion, surrounding.
Water the cuboid that concrete stake is horizontal-extending, the end face watering concrete stake is the upper side plane of cuboid, strengthens the square cover body that steel mesh is open lower side.
Connecting portion is embedded with the connecting bolt for being connected with photovoltaic bracket, connecting bolt has the spiro rod section stretched out from the surface of connecting portion.
Water and pre-buriedly in concrete stake be installed with reinforcing bar cage, described reinforcement steel mesh is in reinforcing bar cage in appearance.
The fixed part watering concrete stake on the utility model medium-height trestle basis imbed ground excavation ground foundation trench in, connecting portion exposes and is connected with photovoltaic bracket from the foundation trench of ground, pre-buriedly in connecting portion be installed with reinforcement steel mesh, the wire side strengthening steel mesh is parallel to the surface of connecting portion.Booster action is played on the ground like this by fixed part, reduce bracket basis on the ground sink, ensure that bracket basis location is on the ground firm, utilize the surface of reinforcement steel mesh to connecting portion pre-buried in connecting portion to play booster action simultaneously, make the surface of connecting portion when meeting with dust storm and corroding, there will not be the problems such as be full of cracks, crackle, thus make whole bracket basis have location firm, not easily chap, durable advantage.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment central branch frame basis distribution schematic diagram on the ground of photovoltaic plant of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the perspective view on Fig. 1 medium-height trestle basis;
Fig. 4 is the top view on Fig. 3 medium-height trestle basis;
Fig. 5 is the right view on Fig. 4 medium-height trestle basis.
Detailed description of the invention
The embodiment of Gobi desert photovoltaic plant in the utility model: as shown in Figures 1 to 5, this photovoltaic plant is located in Gobi desert beach, comprise the photovoltaic cells be arranged in array on the ground, each photovoltaic cells again by several bracket basis and on formed by the photovoltaic panel that photovoltaic bracket bracketing is fixing.Bracket basis 1 is buried underground in the ground foundation trench 2 excavated on the ground, what bracket basis 1 comprised cuboid waters concrete stake 3, watering concrete stake 3 is built in ground foundation trench 2 by concrete to form, the bottom of watering concrete stake 3 for imbed ground excavation ground foundation trench 2 in fixed part 11, top is the connecting portion 12 exposing from ground foundation trench 2 and be connected with photovoltaic bracket, and watering the pre-buried reinforcing bar cage 4 being installed with the cuboid of hollow out in concrete stake 3, steel mesh 5 is strengthened in being equipped with in appearance of reinforcing bar cage 4, strengthen the top surface being parallel that steel mesh 5 is top and connecting portion 12, surrounding turns down downwards and the square hood-like dictyosome parallel with the vertical side of connecting portion 12, the end face of connecting portion 12 is embedded with two groups of connecting bolts be connected with photovoltaic bracket 6, connecting bolt 6 has the spiro rod section stretched out from the surface of connecting portion 12.The surface of connecting portion 12 is also coated with the anticorrosive coat being brushed with bituminous grout and being formed.
Construct in accordance with the following steps in the present embodiment medium-height trestle basis 1:
1, surveying setting-out.The construction line-putting adopts total powerstation, and construction survey major control project is the axis of bracket basis 1, ensures in work progress medium-height trestle basis 1 axis unwrapping wire error within the scope of code requirement.
2, foundation excavation.According to field geology situation, engineering geological conditions top layer is gravelly sand soil, soil property is hard, adopts backhoe to excavate, during excavation, on-the-spot arrangement special messenger commands, strict control cutting depth and ground foundation trench 2 planeness, after having excavated, manually loosen soil by bottom land and clean out, for backfilling conveniently, spoil is deposited on base side.
3, reinforcing bar cage 4, the making strengthening steel mesh 5 and installation.Reinforcing bar and steel wire carry out blanking in processing factory according to figure paper size, processing, machine-shaping is transported to job site with transport vehicle, carry out colligation at the construction field (site), according to engineering site situation, every 4 submatrixs are a colligation point, during colligation, reinforcing bar cage 4 is placed on simple rack, then put stirrup and carry out colligation, its reinforcing bar cage 4 length made, diameter all needs to meet the demands, stirrup spacing all needs to measure, ensure that stirrup spacing deviation is in specification tolerance band, with after model sheetinstallat completes, put reinforcing bar cage 4 and strengthen steel mesh 5, when concreting, reinforcing bar cage 4 is lifted with two people at ground foundation trench 2 two ends, the thick lumps of wood is inserted in both sides, ensure that reinforcement cover meets design requirement.
4, model sheetinstallat.Foundation forms is in wooden extra show machine-shaping, and on-site consolidation, time assembled, first with step fastener, template four angles are fixed, then manually lift to basis foundation trench in put smooth, according to designing requirement, each submatrix 8 basic end faces must ensure on one wire, and the gradient meets design requirement.After base position meets the requirements, reinforce with the jig of steel bar meter.
5, concrete placings.With concrete tank transport, concrete directly puts in storage, and vibrating head vibrates, tank car directly puts in storage, may there is segregation phenomenon at tank car chute mouth in concrete, in order to prevent occurring the quality phenomenons such as concrete disintegration in concreting, arrange special messenger to take off material at chute mouth.Concreting for building unit, strictly controls top of concrete in one plane when building with a submatrix, ensures precisely errorless.
6, connecting bolt 6 is installed.Connecting bolt 6 is arranged on after concreting completes and carries out: after concreting completes, installation personnel determines basic axis according to surveying and locating, then with ruler determination bolt position, injected by bolt in concrete, after concreting completes, concrete is softer, after bolt is installed, try not to touch, prevent bolt to be shifted, affect subsequent construction.
7, form removable.Remove after concrete reaches code requirement and touch plate.
8, anti-corrosion asphalt brushing.Bituminous grout is high according to designing requirement brushing 2.5cm.
9, check on the quality.Check the bracket basis 1 completed with Schmidt hammer, selective examination quantity wants many, and check result should meet design strength requirement, and as defective, again make after need destroying underproof basis, whole checking process need make a record.
In other embodiments, reinforcing bar cage also can use the replacement such as steel bar girder, cage of reinforcement, corresponding, strengthen steel mesh and not only can be laid on reinforced frame, also can be fixed on reinforced frame by modes such as welding, binding connections.
In other embodiments, strengthen steel mesh also by several pieces gauze wire cloth splits or to combine.
The embodiment on the utility model medium-height trestle basis: the structure on the present embodiment medium-height trestle basis is identical with the structure on above-described embodiment medium-height trestle basis, therefore repeats no more.

Claims (10)

1. bracket basis, it is characterized in that, what comprise concreting waters concrete stake, water concrete stake have for imbed ground excavation ground foundation trench in fixed part and the connecting portion that is connected with photovoltaic bracket for exposing from the foundation trench of ground, pre-buriedly in connecting portion be installed with reinforcement steel mesh, the wire side strengthening steel mesh is parallel to the surface of connecting portion.
2. bracket basis according to claim 1, is characterized in that, to strengthen steel mesh be top turns down downwards and the hood-like dictyosome parallel with the vertical side of connecting portion with the top surface being parallel of connecting portion, surrounding.
3. bracket basis according to claim 2, is characterized in that, waters the cuboid that concrete stake is horizontal-extending, and the end face watering concrete stake is the upper side plane of cuboid, strengthens the square cover body that steel mesh is open lower side.
4. the bracket basis according to claim 1 or 2 or 3, is characterized in that, connecting portion is embedded with the connecting bolt for being connected with photovoltaic bracket, connecting bolt has the spiro rod section stretched out from the surface of connecting portion.
5. the bracket basis according to claim 1 or 2 or 3, is characterized in that, waters pre-buriedly in concrete stake to be installed with reinforcing bar cage, and described reinforcement steel mesh is in reinforcing bar cage in appearance.
6. Gobi desert photovoltaic plant, comprise bracket basis and on by the fixing photovoltaic panel of photovoltaic bracket, it is characterized in that, what bracket basis comprised concreting waters concrete stake, water concrete stake have for imbed ground excavation ground foundation trench in fixed part and the connecting portion that is connected with photovoltaic bracket for exposing from the foundation trench of ground, pre-buriedly in connecting portion be installed with reinforcement steel mesh, the wire side strengthening steel mesh is parallel to the surface of connecting portion.
7. Gobi desert photovoltaic plant according to claim 6, is characterized in that, to strengthen steel mesh be top turns down downwards and the hood-like dictyosome parallel with the vertical side of connecting portion with the top surface being parallel of connecting portion, surrounding.
8. Gobi desert photovoltaic plant according to claim 7, is characterized in that, waters the cuboid that concrete stake is horizontal-extending, and the end face watering concrete stake is the upper side plane of cuboid, strengthens the square cover body that steel mesh is open lower side.
9. the Gobi desert photovoltaic plant according to claim 6 or 7 or 8, is characterized in that, connecting portion is embedded with the connecting bolt for being connected with photovoltaic bracket, connecting bolt has the spiro rod section stretched out from the surface of connecting portion.
10. the Gobi desert photovoltaic plant according to claim 6 or 7 or 8, is characterized in that, waters pre-buriedly in concrete stake to be installed with reinforcing bar cage, and described reinforcement steel mesh is in reinforcing bar cage in appearance.
CN201520612398.4U 2015-08-14 2015-08-14 Serir photovoltaic power plant and support basis thereof Expired - Fee Related CN204875843U (en)

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Application Number Priority Date Filing Date Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105958919A (en) * 2016-06-30 2016-09-21 成都聚合科技有限公司 Universal steel bar for steel mesh of concentrating photovoltaic power generation system base
CN105958915A (en) * 2016-07-09 2016-09-21 成都聚合追阳科技有限公司 Processing technology for special steel mesh for base of concentrating photovoltaic power generation system
CN106026867A (en) * 2016-06-30 2016-10-12 珠海德光源集团有限公司 Prefabricated erect column pile anti-settlement chuck and solar photovoltaic flexible support system
CN106026861A (en) * 2016-06-30 2016-10-12 成都聚合科技有限公司 Pedestal steel mesh of concentrating photovoltaic power generation system
CN106088139A (en) * 2016-06-30 2016-11-09 成都聚合科技有限公司 A kind of light gathering photovoltaic power generating system pedestal steel mesh processing technique
CN112963973A (en) * 2021-03-22 2021-06-15 蒙映峰 Construction method of photo-thermal power station

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105958919A (en) * 2016-06-30 2016-09-21 成都聚合科技有限公司 Universal steel bar for steel mesh of concentrating photovoltaic power generation system base
CN106026867A (en) * 2016-06-30 2016-10-12 珠海德光源集团有限公司 Prefabricated erect column pile anti-settlement chuck and solar photovoltaic flexible support system
CN106026861A (en) * 2016-06-30 2016-10-12 成都聚合科技有限公司 Pedestal steel mesh of concentrating photovoltaic power generation system
CN106088139A (en) * 2016-06-30 2016-11-09 成都聚合科技有限公司 A kind of light gathering photovoltaic power generating system pedestal steel mesh processing technique
CN105958915A (en) * 2016-07-09 2016-09-21 成都聚合追阳科技有限公司 Processing technology for special steel mesh for base of concentrating photovoltaic power generation system
CN112963973A (en) * 2021-03-22 2021-06-15 蒙映峰 Construction method of photo-thermal power station

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151216

CF01 Termination of patent right due to non-payment of annual fee