CN216840293U - Prestressed cable photovoltaic support system - Google Patents

Abstract

The utility model provides a prestressed cable photovoltaic support system, including the roofing of building, be provided with the steel sheet on the roofing, both ends all are provided with a plurality of support pieces around the steel sheet upper surface, be provided with a plurality of photovoltaic supports on the support piece, both ends all are provided with the anchor block around the building left and right sides, the anchor block is last to be anchored there is the cable wire that is used for fixing support piece, both ends all are provided with tensioning member about the cable wire; the utility model discloses simple structure, the simple operation solves conventional roofing photovoltaic support and sets up the concrete briquetting and lead to the problem that the primary structure needs to be consolidated, and this photovoltaic support device can solve the problem that the unable photovoltaic of building of arc roofing simultaneously.

Description

Prestressed cable photovoltaic support system

Technical Field

The utility model relates to a technical field, especially a prestressed cable photovoltaic mounting system are fixed to photovoltaic support.

Background

In order to complete the double-carbon goal of China early, the nation vigorously advances the development of new energy industry, and solar energy is an inexhaustible natural energy as a new energy with development potential. The photovoltaic is a solar photovoltaic power generation system for short, and a novel power generation system directly converts solar radiation energy into electric energy by utilizing the photovoltaic effect of a solar cell semiconductor material.

In the existing roof distributed photovoltaic power generation project, a concrete pressing block mode is mostly adopted to fix the photovoltaic support, the mode is greatly influenced by wind pressure and a roof form, the required weight of the concrete pressing block is large in areas with large wind pressure, the original building with overlarge load is required to be reinforced, and the method is only suitable for flat roofs. At present, no photovoltaic bracket suitable for arc-shaped roofs (such as granaries) is available in the market.

Disclosure of Invention

In view of this, the utility model aims at providing a can realize fixing of photovoltaic support, prevent that the photovoltaic support from being lifted the prestressing cable photovoltaic mounting system who flies by the typhoon.

The utility model discloses a following method realizes: the utility model provides a prestressed cable photovoltaic mounting system, includes the roofing of building be provided with the steel sheet on the roofing, both ends all are provided with a plurality of support piece around the steel sheet upper surface, be provided with a plurality of photovoltaic supports on the support piece, both ends all are provided with the anchor piece around the side about the building, the anchor has on the anchor piece and is used for fixing support piece's cable wire, both ends all are provided with tensioning piece about the cable wire.

Further, support piece includes the bracing piece, the left and right sides of bracing piece all leans out and is provided with the diagonal brace, the diagonal brace with the bracing piece cooperatees and forms the chevron form.

Further, tensioning piece includes the pulley, and both ends all are provided with the support frame around the side about the building, just the support frame set up in anchor block top, the pulley is hung and is established on the support frame, cable wire one end is fixed on the anchor block of building left surface front end, the cable wire other end is walked around pulley and diagonal brace top surface contact and is fixed on the anchor block of building right surface front end.

Further, the roof is an arched roof or a flat roof.

The beneficial effects of the utility model reside in that: the utility model does not adopt a concrete balancing weight, and has small increase to the load of the original structure, thereby reducing the reinforcing cost; the device can be suitable for coastal areas, meets the design requirement of typhoon resistance, and can conduct the wind suction force generated by typhoon to the photovoltaic assembly to an anchoring point through a steel cable and a pulley device; the original roof waterproof layer is not damaged, and the risk of house water leakage is reduced; the prestressed suspension cable, the stay bar and the support base form a string structure, so that the photovoltaic support can be tightly pressed on a roof, and the photovoltaic can be prevented from being lifted.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a plan view of the first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 4 is a plan view of a second embodiment of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1 and 2, the present invention provides a first embodiment: the utility model provides a prestressed cable photovoltaic mounting system, includes roofing 1 of building be provided with steel sheet 2 on roofing 1, both ends all are provided with a plurality of support piece 3 around 2 upper surfaces of steel sheet, be provided with a plurality of photovoltaic support 4 on the support piece 3, both ends all are provided with anchor block 5 around the side about the building, the anchor has in anchor block 5 and is used for fixing support piece 3's cable wire 6, both ends all are provided with tensioning piece 7 about cable wire 6. The photovoltaic bracket 4 is reliably fixed on the roof 1 by applying prestress on the steel cable 6, when typhoon comes, the photovoltaic panel and the photovoltaic bracket are pulled up under the action of wind power, at the moment, the steel cable 6 is subjected to upward acting force transmitted by the support piece 3, the steel cable 6 is further tensioned and is transmitted to the anchoring point of the anchoring block 5 through the tensioning piece 7, so that the typhoon invasion can be well resisted, and the initial prestress applied to the steel cable 6 generates downward acting force on the support piece 3, so that the photovoltaic bracket 4 is fixed on the roof 1; when the wind suction exceeds the photovoltaic deadweight, the steel cable 6 is further tensioned against the wind suction.

The installation of steel sheet 2 is shelved on roofing 1 according to the location, need not to punch fixedly, and steel sheet 2 relies on the wire rope 6 of prestressing force to realize fixed to support piece 3's pressure, and steel sheet 2 and roofing 1 are for mutual contact, carry out interim fixed can, can compress tightly fixedly by gluing at roofing 1 or heavy object, but is not limited to this, and steel sheet 2 can be massive setting, need not to follow 1 whole setting of roofing.

The prestressed steel cable 6 is provided with the spline bolts, so that the size of the prestress can be adjusted, and the spline bolts are in the prior art.

Referring to fig. 1 and 3, in an embodiment of the present invention, the supporting member 3 includes a supporting rod 31, inclined supporting rods 32 are obliquely arranged on left and right sides of the supporting rod 31, and the inclined supporting rods 32 and the supporting rod 31 cooperate to form a chevron shape. The photovoltaic bracket 4 can be better supported by connecting the inclined support rod 32 with the support rod 31.

As shown in fig. 1 and fig. 3, in an embodiment of the present invention, the tensioning member 7 includes a pulley 71, a support frame 72 is disposed at each of the front and rear ends of the left and right sides of the building, the support frame 72 is disposed above the anchor block 5, the pulley 71 is hung on the support frame 72, one end of the cable 6 is fixed on the anchor block 5 at the front end of the left side of the building, and the other end of the cable 6 is fixed on the anchor block 5 at the front end of the right side of the building by passing over the pulley 71 and contacting with the top surface of the diagonal brace 32. When typhoon comes, the photovoltaic bracket 4 is pulled upwards under the action of wind power, the steel cable 6 is subjected to the upward acting force transmitted by the inclined stay bar 32, the steel cable 6 is further tensioned and is transmitted to the anchoring block 5 through the pulley 71, and therefore the typhoon attack can be well resisted.

Referring to fig. 3 and 4, the present invention provides a second embodiment: when the roof is a concrete flat roof, a photovoltaic support and an inclined strut are installed, one end of the inclined strut is fixed on the photovoltaic support base, and the other end of the inclined strut is used for being connected with a steel cable. Placing the installed bracket and the support rod at an appointed position, and temporarily fixing; after the steel cable is connected with the diagonal brace, the steel cable is fixed on an anchoring point of the anchoring block by bypassing the pulley; and applying prestress to the steel cable to press the photovoltaic bracket on the roof.

The concrete flat roof is characterized in that parapet walls 8 are arranged on the periphery of the upper surface of the concrete flat roof, through holes (not shown) convenient for the steel cable 6 to pass through are formed in the parapet walls 8, one end of the steel cable 6 is fixed to the anchoring block 5 at the front end of the left side face of the building, and the other end of the steel cable passes through a pulley and is fixed to the anchoring block 5 at the front end of the right side face of the building.

Referring to fig. 1 and 2, the present invention provides a second embodiment: when the roof is an arc-shaped roof, strip-shaped steel plates are laid along the arc-shaped roof, the positions of the steel plates are arranged according to the positions of the photovoltaic supports, and the steel plates can be adhered to the arc-shaped roof through structural adhesive; welding (or adopting other reliable connections) the bracket and the diagonal brace on the steel plate, and after connecting the steel cable and the diagonal brace, fixing the steel cable on an anchoring point of the anchoring block by bypassing the pulley; the steel cord is prestressed.

The utility model discloses can solve conventional roofing photovoltaic support and set up the problem that the concrete briquetting leads to the primary structure to need to consolidate, this photovoltaic support device can solve the problem that the unable photovoltaic of building of arc roofing simultaneously. The device fixes the photovoltaic support on the roof reliably by applying prestress on the steel cable, when typhoon comes, the photovoltaic panel and the photovoltaic support are pulled up under the action of wind power, at the moment, the steel cable is subjected to upward acting force transmitted by the stay bar, and is further tensioned and transmitted to an anchoring point through the pulley, so that typhoon invasion can be well resisted. The device is similar to an inverted string structure, and the initial prestress applied to the steel cable generates a downward acting force on the support rod, so that the photovoltaic bracket is fixed on a roof; when wind suction exceeds the photovoltaic dead weight, the steel cable is further tensioned to resist the wind suction. The device well utilizes the characteristics of the prestressed steel cables and can be suitable for complex roof forms.

The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.

Claims (4)

1. The utility model provides a prestressing cable photovoltaic mounting system, includes the roofing of building, its characterized in that: be provided with the steel sheet on the roofing, both ends all are provided with a plurality of support piece around the steel sheet upper surface, be provided with a plurality of photovoltaic supports on the support piece, both ends all are provided with anchor block around the side about the building, the anchor has on the anchor block and is used for fixing support piece's cable wire, both ends all are provided with tensioning piece about the cable wire.

2. The prestressed cable photovoltaic racking system of claim 1, wherein: the support piece includes the bracing piece, the left and right sides of bracing piece all leans out and is provided with the diagonal brace, the diagonal brace with the bracing piece cooperatees and forms the chevron form.

3. The prestressed cable photovoltaic racking system of claim 1, wherein: tensioning piece includes the pulley, and both ends all are provided with the support frame around the side about the building, just the support frame set up in anchor block top, the pulley is hung and is established on the support frame, cable wire one end is fixed on the anchor block of building left surface front end, the cable wire other end is walked around pulley and diagonal brace top surface contact and is fixed on the anchor block of building right surface front end.

4. The prestressed cable photovoltaic racking system of claim 1, wherein: the roof is an arched roof or a flat roof.

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