Flexible support for large-scale photovoltaic power station

Abstract

The utility model discloses a large-scale photovoltaic power station flexible support, which comprises end steel frame assemblies, a steel cable assembly, middle cross beam assemblies and a windproof system assembly, the left end steel frame assembly and the right end steel frame assembly are respectively fixed on a foundation, the middle cross beam assemblies are arranged between the two end steel frame assemblies at intervals of 27-33m, and the windproof system assembly is arranged between the two end steel frame assemblies. The middle cross beam assembly is also fixed on the foundation; one end of the steel cable assembly is fixedly mounted on the end steel frame assembly, and the other end of the steel cable assembly is fixedly mounted on the middle cross beam assembly; the windproof system assemblies are arranged between the end steel frame assemblies and the middle cross beam assemblies at intervals of 8-10 m, and the steel cable assemblies penetrate through the windproof system assemblies. The light energy plate is mounted on the steel cable assembly; the end steel frame assembly is of a multi-support triangular structure, the windproof system assembly is of a triangular connecting rod structure, connecting rods are fixedly connected through windproof bolts, and the stability performance and the windproof performance are improved to the maximum extent.

Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic module installation technical field especially relates to a large -scale photovoltaic power station flexible support. BACKGROUND

[0002] With the rapid development of photovoltaic power generation equipment, in the process of installing photovoltaic panel, in order to adapt to large span, complex geological conditions area, gradually begin to apply steel cable as the carrier of photovoltaic panel, solve the problem of installing photovoltaic module on unfavorable terrain such as gully, ditch, hillside.

[0003] But in the prior art, large -scale photovoltaic power station because of wide range, the stability and windproof performance of photovoltaic flexible support are all poor, especially after the installation of large -scale photovoltaic component flexible support, meet the extreme weather such as typhoon, steel cable is extremely easy to overturn, the utility model discloses a large -scale photovoltaic power station flexible support to solve this problem. SUMMARY

[0004] The embodiment of the application provides a large -scale photovoltaic power station flexible support, solve the problem of poor windproof performance and stability of large -scale photovoltaic power station flexible support in the prior art, realize that even under the super typhoon, large -scale photovoltaic power station flexible support can keep firm.

[0005] The embodiment of the application provides a large -scale photovoltaic power station flexible support, including end steel frame assembly, steel cable assembly, intermediate crossbeam assembly and windproof system assembly, the end steel frame assembly is left and right each one, and is fixed on the ground respectively, and every 27m~33m is provided with one intermediate crossbeam assembly between two end steel frame assemblies, and the intermediate crossbeam assembly is also fixed on the ground;One end of the steel cable assembly is fixedly installed with the end steel frame assembly, and the other end is fixedly installed with the intermediate crossbeam assembly;Every 8m~10m is provided with a group of windproof system assemblies between the end steel frame assembly and the intermediate crossbeam assembly, and the steel cable assembly passes through the windproof system assembly;Light energy board is installed on the steel cable assembly;

[0006] The end steel frame assembly includes end support, first fixed frame, first crossbeam and second crossbeam, and the two end supports are fixed at the two ends of the first crossbeam respectively, a plurality of first fixed frames are arranged between the two end supports, a plurality of first fixed frames are connected together by the second crossbeam, and are symmetrically distributed on both sides of the center point of the first crossbeam, the first fixed frames at both ends and the middle are reinforced in the shape of cross by angle steel, and the square tube size of the end support is larger than that of the first fixed frame;

[0007] The intermediate crossbeam assembly comprises a third crossbeam and a first cylindrical support, the cable assembly is fixed to the upper end bearing cable lug plate of the first cylindrical support, the first cylindrical support is fixedly installed with the third crossbeam, one first cylindrical support is uniformly distributed on the third crossbeam every 12-15 m, one end of the first cylindrical support is fixed with the third crossbeam, and the other end is fixed on the foundation.

[0008] Preferably, the end support specifically comprises a first support frame, a first end fixed frame, a second support frame, a second end fixed frame, a first end connecting block and a second end connecting block, the first support frame and the second support frame are fixed on the foundation, one end of the first support frame is fixedly installed on the first end fixed frame through bolts, the other end is fixedly installed with the first end connecting block through bolts, the first end connecting block and the second end connecting block are both welded and fixed on the first crossbeam, and similarly, one end of the second end fixed frame is fixedly installed with the second support frame through bolts, and the other end is fixedly installed with the second end connecting block through bolts.

[0009] Preferably, the first end fixed frame and the first support frame are fixedly connected and wrapped with concrete for anti-collision protection.

[0010] Preferably, the windproof system assembly comprises a windproof connecting rod support assembly, a first horizontal rod support, a first support, a second support and a third support, the windproof connecting rod support assembly comprises a first connecting rod support, a second connecting rod support, a third connecting rod support, a fourth connecting rod support and three cable holes, the first connecting rod support, the second connecting rod support, the third connecting rod support and the fourth connecting rod support are fixedly installed in a triangle, specifically, one end of the third connecting rod support and the fourth connecting rod support is fixed at the midpoint of the first connecting rod support, and the other end is fixed near the two ends of the second connecting rod support, one end of the first connecting rod support is fixedly connected with one end of the first horizontal rod support and the second support through windproof bolts, and the other end is fixedly connected with one end of the first horizontal rod support and the first support through windproof bolts, one end of the second connecting rod support is fixedly connected with the other end of the second support and the third support through windproof bolts, and the other end is fixedly connected with the other end of the first support and the third support through windproof bolts, the third connecting rod support is shorter than the fourth connecting rod support; the three cable holes are respectively arranged at the vertex position and the two end point positions of the bottom side of the triangle of the windproof connecting rod support assembly, and the upper, middle and lower three cables pass through the corresponding cable holes.

[0011] Preferably, the second crossbeam can extend to the end supports at both ends.

[0012] One technical scheme provided in the embodiments has at least the following technical effects or advantages:

[0013] 1. The utility model discloses a steel frame assembly, an intermediate beam assembly, a cable assembly and a windproof system assembly are arranged, the steel frame assembly is stably fixed on the foundation, the cable assembly is fixedly installed with the steel frame assembly at both ends, the intermediate beam assembly and the windproof system assembly are innovatively arranged, the bottom end of the intermediate beam assembly is fixed on the foundation, and the cable assembly passes through the top end of the intermediate beam assembly, windproof system assemblies are arranged every 8-10 m, the cable assembly passes through the windproof system assembly, and further plays a stable role, the multidirectional stable structure design ensures the stability of the flexible support to the maximum, therefore, the problem of poor stability and windproof performance of the photovoltaic power station flexible support in the prior art is solved, and the large photovoltaic power station flexible support can also be kept stable even under a super typhoon.

[0014] 2. The utility model discloses a fixed support is set up to both ends, and the end support of both ends is installed and fixed on the foundation, and a group of first fixed frame assemblies are additionally arranged in the middle of the end support of both ends, and the both ends and the middle of the first fixed frame are reinforced with 2 groups of "cross" angle steels, the stability of the end fixed support is improved, and the windproof performance of the end fixed support is further improved through the first beam connection reinforcement of a plurality of first fixed frames.

[0015] 3. The utility model discloses a windproof system assembly is set up, and the cable of photovoltaic panel passes through the windproof system assembly, the windproof system assembly is set up into the stable triangle shape, and the multi-connecting rod connection all adopts the windproof bolt, can effectively resist 10 level above typhoon, and the windproof effect is obviously better.

[0016] 4. The utility model discloses the structure design of the second crossbeam of end steel frame assembly, not only can enhance the wind resistance, but also can be applied to parking lot and other places, does not affect the in and out of the vehicle, like application in other places, the second crossbeam can extend to both end end support, and the stress is more stable, can switch structure according to the place, and the practicality is stronger. ACCURACY OF DRAWINGS

[0017] Figure 1 It is the flexible support system structure diagram of the utility model;

[0018] Figure 2 It is the fixed simplified diagram of end steel frame assembly 110;

[0019] Figure 3 It is the windproof system assembly structure connection diagram;

[0020] Figure 4 It is the flexible support system structure diagram of the second crossbeam extension to both end end support;

[0021] 100 - end steel frame assembly; 110 - end support; 111 - first support frame; 112 - first end fixed frame; 113 - second support frame; 114 - second end fixed frame; 115 - first end connecting block; 116 - second end connecting block; 120 - first fixed frame; 130 - first cross beam; 140 - second cross beam; 200 - steel cable assembly; 300 - windproof system assembly; 310 - windproof link support assembly; 311 - first link support; 312 - second link support; 313 - third link support; 341 - fourth link support; 315 - steel cable hole; 320 - first cross bar support; 330 - first support; 340 - second support; 350 - third support; 400 - middle cross beam assembly; 410 - third cross beam; 420 - first cylindrical support. DETAILED DESCRIPTION

[0022] The embodiment of the present application provides a large photovoltaic power station flexible support, solves the problem of poor windproof performance and stability performance effect of the large photovoltaic power station flexible support in the prior art, and realizes that the large photovoltaic power station flexible support can remain stable even under a super typhoon.

[0023] The technical scheme in the embodiment of the present application is to solve the problem of poor windproof performance and stability performance, and the general idea is as follows:

[0024] The steel cable structure of the photovoltaic power station flexible support in the embodiment is a three-cable structure, the windproof system assembly, the two end steel frame assemblies and the middle cross beam assembly are arranged, one middle cross beam assembly is arranged every 27m-33m between the two end steel frame assemblies, one end of the steel cable is fixedly installed with the end steel frame assembly, the other end is fixedly installed with the middle cross beam assembly, one set of windproof system assemblies is arranged every 8m-10m between the end steel frame assembly and the middle cross beam assembly, the steel cable assembly passes through the windproof system assembly, the light energy plate is installed on the steel cable assembly, and a further stable effect is achieved. The multidirectional stable structure design of the technical scheme in the embodiment guarantees the stability performance of the flexible support to the greatest extent, and realizes that the large photovoltaic power station flexible support can remain stable even under a super typhoon.

[0025] In order to better understand the above technical scheme, the above technical scheme will be described in detail in combination with the drawings of the specification Figures 1-3 and the specific implementation.

[0026] Embodiment one

[0027] The utility model provides a large -scale photovoltaic power station flexible support, including end steel frame subassembly 100, cable subassembly 200, intermediate crossbeam subassembly 400 and wind protection system subassembly 300, and end steel frame subassembly 100 is left and right each one, and every 27m~33m is provided with one intermediate crossbeam subassembly 400 between 2 end steel frame subassembly 100.

[0028] End steel frame subassembly 100 includes end support 110, first fixed frame 120, first crossbeam 130 and second crossbeam 140, and 2 end supports 110 are fixed at the both ends of first crossbeam 130 respectively, and a plurality of first fixed frames 120 are arranged between 2 end supports 110, and a plurality of first fixed frames 120 are symmetrically distributed with the both sides of the center point of first crossbeam 130, and are fixedly connected with second crossbeam 140, and the first fixed frame 120 at both ends and middle is reinforced in the shape of "cross" by angle steel, and the square tube size of end support 110 is larger than the square tube size of first fixed frame 120.

[0029] In addition, end support 110 specifically includes first support 111, first end fixed frame 112, second support 113, second end fixed frame 114, first end connecting block 115 and second end connecting block 116, and first support 111 and second support 113 are fixed on the ground, and first support 111 is fixedly installed at first end fixed frame 112 through bolt at one end, and is fixedly installed with first end connecting block 115 through bolt at the other end, and first end connecting block 115 and second end connecting block 116 are fixedly welded on first crossbeam 130, and similarly, second end fixed frame 112 is fixedly installed with second support 113 through bolt at one end, and is fixedly installed with second end connecting block 116 through bolt at the other end. The fixed connection place of first end fixed frame 112 and first support 111 is wrapped with concrete for anti-collision protection. This structure design is simple to install, convenient to disassemble, low in maintenance cost, and convenient to fix.

[0030] One end of cable subassembly 200 is fixedly installed with end steel frame subassembly 100, and the other end is fixedly installed with intermediate crossbeam subassembly 400, and a group of wind protection system subassembly 300 is arranged every 8m~10m between end steel frame subassembly 100 and intermediate crossbeam subassembly 400, and cable subassembly passes through wind protection system subassembly 300, and a plurality of groups of wind protection system 300 and intermediate crossbeam subassembly 400 can further improve the wind resistance and stability of flexible support.

[0031] In addition, the windproof system assembly 300 comprises a windproof connecting rod support assembly 310, a first cross rod support 320, a first support 330, a second support 340 and a third support 350, the windproof connecting rod support assembly 310 comprises a first connecting rod support 311, a second connecting rod support 312, a third connecting rod support 313, a fourth connecting rod support 314 and three cable holes 315, the first connecting rod support 311, the second connecting rod support 312, the third connecting rod support 313 and the fourth connecting rod support 314 are fixedly installed in a triangle, specifically, one end of the third connecting rod support 313 and one end of the fourth connecting rod support 314 are fixed at the midpoint of the first connecting rod support 311, and the other end is fixed near the two ends of the second connecting rod support 312, one end of the first connecting rod support 311 is fixedly connected with one end of the first cross rod support 320 and the second support 340 by windproof bolts, and the other end is fixedly connected with one end of the first cross rod support 320 and the first support 330 by windproof bolts, one end of the second connecting rod support 312 is fixedly connected with the other end of the second support 340 and the third support 350 by windproof bolts, and the other end is fixedly connected with the other end of the first support 330 and the third support 350 by windproof bolts, the third connecting rod support 313 is shorter than the fourth connecting rod support 314; the three cable holes 315 are respectively arranged at the vertex position and the two end point positions of the bottom side of the triangle of the windproof connecting rod support assembly 310, and the upper, middle and lower three cables are respectively arranged through the corresponding cable holes 315. The structure design sets the windproof system assembly as a stable triangle shape, and increases the stability of the cable; the connecting rods and supports of the windproof system assembly are fixed by windproof bolts, and the stability and windproof performance of the flexible support of the photovoltaic power station are further improved.

[0032] In another embodiment, the connecting and fixing part of the cable and the end steel frame assembly is provided with a fine adjustment device, the angle of the photovoltaic panel can be fine adjusted to improve the photovoltaic conversion rate.

[0033] Please refer to Figure 4 In another embodiment, the second cross beam can extend to the two end supports.

[0034] The described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0035] Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

Claims

1. A flexible support for large photovoltaic plants, characterized in that, The utility model provides a wind -proof system of steel frame and steel cable, including end steel frame assembly (100), steel cable assembly (200), intermediate crossbeam assembly (400) and wind -proof system assembly (300), the end steel frame assembly (100) is left and right each one, and is fixed on the ground respectively, and every 27m~33m is provided with one intermediate crossbeam assembly (400) between two end steel frame assembly (100), and the intermediate crossbeam assembly (400) is also fixed on the ground; One end of the steel cable assembly (200) is fixedly installed with the end steel frame assembly (100), and the other end is fixedly installed with the intermediate crossbeam assembly (400); Every 8m~10m is provided with a group of wind -proof system assembly (300) between the end steel frame assembly (100) and the intermediate crossbeam assembly (400), and the steel cable assembly (200) passes through the wind -proof system assembly (300); The light energy board is installed on the steel cable assembly (200); The end steel frame assembly includes a first crossbeam (130), two end supports (110) fixed on the first crossbeam (130), a plurality of first fixing frames (120), and a second crossbeam (140), the two end supports (110) are fixed at both ends of the first crossbeam (130), a plurality of first fixing frames (120) are arranged between the two end supports (110), the plurality of first fixing frames (120) are connected together by the second crossbeam (140), and the first fixing frames (120) are symmetrically distributed on both sides of the center point of the first crossbeam, the first fixing frames (120) at both ends and in the middle are reinforced in a "cross” shape from top to bottom by angle steels, and the square tube size of the end support (110) is larger than that of the first fixing frame (120). The intermediate crossbeam assembly (400) includes a third crossbeam (410) and a plurality of first cylindrical supports (420) fixed on the third crossbeam (410), one end of the steel cable assembly (200) is fixedly connected to the upper end bearing cable lug plate of the first cylindrical support (420), and the first cylindrical supports (420) are uniformly distributed on the third crossbeam (410) every 12~15m, one end of the first cylindrical support (420) is fixed to the third crossbeam (410), and the other end is fixed to the ground.

2. A flexible support for a large photovoltaic plant according to claim 1, characterized in that, The end support (110) specifically includes a first support frame (111), a first end fixing frame (112) fixedly connected to the first support frame (111) by bolts, a second support frame (113), a second end fixing frame (114) fixedly connected to the second support frame (113) by bolts, a first end connecting block (115) fixedly connected to the first end fixing frame (112) by bolts, a second end connecting block (116) fixedly connected to the second end fixing frame (114) by bolts, the first support frame (111) and the second support frame (113) are fixed to the ground, and the first end connecting block (115) and the second end connecting block (116) are welded to the first crossbeam (130).

3. A flexible support for a large photovoltaic plant according to claim 2, characterized in that, The first end fixing frame (112) and the first support frame (111) are fixedly connected and wrapped with concrete for anti-collision protection.

4. A flexible support for a large photovoltaic plant according to claim 1, characterized in that, The windproof system assembly (300) comprises a windproof connecting rod support assembly (310), a first cross rod support (320), a first support (330), a second support (340) and a third support (350), the windproof connecting rod support assembly (310) comprises a first connecting rod support (311), a second connecting rod support (312), a third connecting rod support (313), a fourth connecting rod support (314) and three steel cable holes (315), the first connecting rod support (311), the second connecting rod support (312), the third connecting rod support (313) and the fourth connecting rod support (314) are fixedly installed in a triangle, specifically, one end of the third connecting rod support (313) and the fourth connecting rod support (314) is fixed at the midpoint of the first connecting rod support (311), and the other end is fixed near the two ends of the second connecting rod support (312), one end of the first connecting rod support (311) is fixedly connected with one end of the first cross rod support (320) and the second support (340) by windproof bolts, and the other end is fixedly connected with one end of the first cross rod support (320) and the first support (330) by windproof bolts, one end of the second connecting rod support (312) is fixedly connected with the other end of the second support (340) and the third support (350) by windproof bolts, and the other end is fixedly connected with the other end of the first support (330) and the third support (350) by windproof bolts, the third connecting rod support (313) is shorter than the fourth connecting rod support (314); three steel cable holes (315) are respectively arranged at the vertex position and the two end point positions of the bottom side of the triangle of the windproof connecting rod support assembly (310), and three steel cables are respectively passed through the corresponding steel cable holes (315).

5. The flexible support of any one of claims 1 to 4, wherein the support is a large photovoltaic power plant flexible support. The second cross beam (140) can extend to the end supports (110) at both ends.

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