Passive ultra-low energy consumption building roof photovoltaic equipment installation foundation

Abstract

The utility model provides a passive ultra-low energy consumption building roof photovoltaic equipment installation foundation, and particularly relates to the technical field of building engineering construction. The foundation is arranged at the top of a building structural floor, and a roof heat preservation layer is arranged at the top of the structural floor; a plurality of circular steel pipes arranged at intervals are vertically arranged in holes reserved in a roof heat preservation layer, and photovoltaic foundation welding plates are arranged at the two ends of each circular steel pipe. The outer surface of the circular steel pipe is wrapped with an STP ultrathin heat insulation and preservation plate, and the circular steel pipe is filled with a heat preservation material; a circle of pre-pressing expansion sealing belt is arranged at the top of the STP ultra-thin heat insulation and preservation plate and surrounds the circular steel pipe; waterproof additional layers wrap the part, extending out of the roof heat preservation layer, of the outer surface of the STP ultra-thin heat insulation and preservation plate and the outer surface of the pre-pressing expansion sealing belt; waterproof layers are laid on the top of the roof heat preservation layer and the outer surface of the waterproof additional layer. A protective layer is laid on the outer surface of the waterproof layer. The utility model has the advantages of simple structure, reliable connection and convenient installation.

Description

Technical Field

[0001] The utility model relates to the technical field of building engineering construction, and in particular to an installation foundation for a passive ultra-low energy consumption building roof photovoltaic device. Background Art

[0002] According to the basic design principles of passive ultra-low energy buildings, it is necessary to meet the requirements of reducing transmission heat loss and breaking thermal bridges to ensure good thermal insulation performance of the enclosing structure. Therefore, in order to meet its relevant basic requirements and improve the full utilization level of renewable energy such as solar energy, the design and installation of the rooftop photovoltaic installation foundation plays a vital role. Utility Model Content

[0003] In order to overcome the above-mentioned deficiencies of the prior art, solve the problem that the existing installation structure cannot well meet the design requirements of heat transmission loss and thermal bridge breaking and the thermal insulation performance of the enclosure structure is poor. The utility model provides a passive ultra-low energy consumption building roof photovoltaic equipment installation foundation, and the specific technical solution is as follows:

[0004] A passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation is arranged on the top of the building's structural floor, and includes a number of circular steel pipes arranged at intervals; a roof insulation layer is arranged on the top of the structural floor; the circular steel pipe is vertically arranged in a hole reserved in the roof insulation layer, and photovoltaic foundation welding plates are arranged at both ends of the circular steel pipe; the photovoltaic foundation welding plate located at the bottom is fixed to the structural floor by chemical anchors; the outer surface of the circular steel pipe is wrapped with an STP ultra-thin insulation board, and the inside of the circular steel pipe is filled with insulation material; a circle of pre-compression expansion sealing belt is arranged around the top of the STP ultra-thin insulation board around the circular steel pipe; a waterproof additional layer is laid on the outer surface of the STP ultra-thin insulation board extending out of the roof insulation layer and the outer surface of the pre-compression expansion sealing belt; a waterproof layer is laid on the top of the roof insulation layer and the outer surface of the waterproof additional layer; a protective layer is also laid on the outer surface of the waterproof layer.

[0005] Preferably, the connection between the photovoltaic base welding plate and the circular steel pipe is fixed by a fillet weld.

[0006] Preferably, the size of the chemical anchor bolt is determined according to the design requirements of tensile bearing capacity and shear bearing capacity.

[0007] Preferably, the photovoltaic foundation welded steel plate located at the top of the circular steel pipe adopts a square steel plate with a side length of 200 mm and a thickness of 10 mm; the photovoltaic foundation welded steel plate located at the bottom of the circular steel pipe adopts a square steel plate with a side length of 250 mm and a thickness of 10 mm.

[0008] Preferably, a heat insulating gasket is also provided between the photovoltaic foundation welded steel plate located at the bottom of the circular steel pipe and the structural floor.

[0009] Also preferably, the roof insulation layer and the insulation material filled inside the circular steel pipe are both made of hard polyurethane foam material.

[0010] Also preferably, the STP ultra-thin thermal insulation board has a thickness of 30 mm.

[0011] Further preferably, the circular steel pipe is made of a double-sided galvanized steel pipe with a diameter of 150 mm and a wall thickness of 6 mm.

[0012] Still further preferably, the photovoltaic base welding plate is made of double-sided galvanized steel plate material.

[0013] More preferably, the protective layer is made of C20 fine stone concrete with a thickness of 40 mm.

[0014] The beneficial effects of the utility model are:

[0015] The rooftop photovoltaic equipment installation foundation provided by the utility model has a simple structure, reliable connection and convenient installation, which can meet the design requirements of passive ultra-low energy consumption buildings to reduce transmission heat loss and break thermal bridges, provide good thermal insulation performance for the enclosing structure, and improve the full utilization level of renewable energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings constituting the specification of this application are used to provide further understanding of this application and do not constitute improper limitations on this application.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a bottom view of the photovoltaic foundation welded steel plate located at the top of the utility model;

[0019] Figure 3 It is a top view of the photovoltaic foundation welded steel plate located at the bottom of the utility model;

[0020] In the figure, 1-structural floor; 2-circular steel pipe; 3-photovoltaic foundation welded steel plate; 4-insulating gasket; 5-chemical anchor bolt; 6-insulating material; 7-roof insulation layer; 8-STP ultra-thin insulation board; 9-pre-compression expansion sealing tape; 10-waterproof additional layer; 11-waterproof layer; 12-protective layer. DETAILED DESCRIPTION

[0021] The specific implementation method of a passive ultra-low energy consumption building roof photovoltaic device installation foundation provided by the utility model is further described in conjunction with the accompanying drawings and embodiments.

[0022] like Figure 1As shown, a passive ultra-low energy consumption building rooftop photovoltaic device installation foundation is arranged on the top of the building structure floor 1; the installation foundation specifically includes a plurality of circular steel pipes 2 arranged at intervals; a roof insulation layer 7 is arranged on the top of the structure floor 1; the circular steel pipe 1 is vertically arranged in a hole reserved in the roof insulation layer 7;

[0023] Preferably, photovoltaic foundation welding plates 3 are provided at both ends of the circular steel tube 2; the photovoltaic foundation welding plate 3 at the bottom is fixed to the structural floor 1 by chemical anchor bolts 5; the circular steel tube 3 is made of double-sided galvanized steel tube with a diameter of 150mm and a wall thickness of 6mm; the photovoltaic foundation welding plate 3 is made of double-sided galvanized steel plate material. It is worth noting that a thermal insulation gasket 4 is provided between the photovoltaic foundation welding steel plate 3 at the bottom of the circular steel tube and the structural floor 1;

[0024] Preferably, the connection between the photovoltaic base welding plate 3 and the circular steel pipe 2 is fixed by a fillet weld; the size of the chemical anchor bolt 5 is determined according to the design requirements of the tensile bearing capacity and the shear bearing capacity.

[0025] Preferably, the outer surface of the circular steel pipe 2 is wrapped with an STP ultra-thin insulation board 8, and the interior of the circular steel pipe 2 is filled with insulation material 6; wherein the insulation material 6 and the roof insulation layer 7 are both made of hard polyurethane foam material; the thickness of the STP ultra-thin insulation board 8 is 30 mm.

[0026] Preferably, a circle of pre-compression expansion sealing belt 9 is also provided around the circular steel pipe 2 on the top of the STP ultra-thin thermal insulation board 8; the portion of the outer surface of the STP ultra-thin thermal insulation board 8 extending out of the roof insulation layer 7 and the top of the pre-compression expansion sealing belt 9 are both wrapped with a waterproof additional layer 10;

[0027] Preferably, the top of the roof insulation layer 7 and the outer surface of the waterproof additional layer 10 are both paved with a waterproof layer 11; the outer surface of the waterproof layer 11 is also paved with a protective layer 12. The protective layer 12 is made of C20 fine stone concrete with a thickness of 40 mm.

[0028] like Figure 2-3 As shown, the photovoltaic foundation welded steel plate 3 located at the bottom of the circular steel pipe 2 adopts a square steel plate with a side length of 250 mm and a plate thickness of 10 mm, and the chemical anchors 5 are arranged at the four corners of the bottom photovoltaic foundation welded steel plate 3; the photovoltaic foundation welded steel plate 3 located at the top of the circular steel pipe 2 adopts a square steel plate with a side length of 200 mm and a plate thickness of 10 mm.

[0029] The rooftop photovoltaic equipment installation foundation provided by the utility model has a simple structure, reliable connection and convenient installation, which can meet the design requirements of passive ultra-low energy consumption buildings to reduce transmission heat loss and break thermal bridges, provide good thermal insulation performance for the enclosing structure, and improve the full utilization level of renewable energy.

[0030] In the present utility model, the directions or positional relationships indicated by terms such as "upper", "lower", "bottom", "top", etc. are based on the directions or positional relationships shown in the accompanying drawings. They are relational words determined only for the convenience of describing the structural relationships of the various parts or components of the present utility model. They do not specifically refer to the parts or components of the present utility model and cannot be understood as limitations on the present utility model. Terms such as "connected" and "connected" should be understood in a broad sense, indicating that they can be fixedly connected, integrally connected, or detachably connected; they can be directly connected or indirectly connected through an intermediate medium. For relevant scientific research or technical personnel in this field, the specific meanings of the above terms in the present utility model can be determined according to specific circumstances, and they cannot be understood as limitations on the present utility model.

[0031] Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by technicians in this technical field within the essential scope of the present invention should also fall within the protection scope of the present invention.

Claims

1. A passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation, arranged on the top of the building structure floor, characterized in that: It comprises a plurality of circular steel pipes arranged at intervals; a roof insulation layer is arranged on the top of the structural floor; the circular steel pipe is vertically arranged in the hole reserved in the roof insulation layer, and photovoltaic foundation welding plates are arranged at both ends of the circular steel pipe; the photovoltaic foundation welding plate at the bottom is fixed to the structural floor by chemical anchor bolts; the outer surface of the circular steel pipe is wrapped with an STP ultra-thin insulation board, and the inside of the circular steel pipe is filled with insulation material; a circle of pre-compression expansion sealing belt is arranged around the top of the STP ultra-thin insulation board around the circular steel pipe; the outer surface of the STP ultra-thin insulation board extending out of the roof insulation layer and the outer surface of the pre-compression expansion sealing belt are both paved with a waterproof additional layer; the top of the roof insulation layer and the outer surface of the waterproof additional layer are both paved with a waterproof layer; the outer surface of the waterproof layer is also paved with a protective layer.

2. The passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation according to claim 1 is characterized in that: The connection between the photovoltaic base welding plate and the circular steel pipe is fixed by a fillet weld.

3. The passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation according to claim 2 is characterized in that: The size of the chemical anchor bolt is determined according to the design requirements of tensile bearing capacity and shear bearing capacity.

4. The passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation according to claim 1 is characterized in that: The photovoltaic foundation welded steel plate located at the top of the circular steel pipe adopts a square steel plate with a side length of 200mm and a thickness of 10mm; the photovoltaic foundation welded steel plate located at the bottom of the circular steel pipe adopts a square steel plate with a side length of 250mm and a thickness of 10mm.

5. The passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation according to claim 4 is characterized in that: A thermal insulation gasket is also provided between the photovoltaic foundation welded steel plate located at the bottom of the circular steel tube and the structural floor.

6. The passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation according to claim 1 is characterized in that: The roof insulation layer and the insulation material filled inside the circular steel pipe are both made of hard polyurethane foam material.

7. The passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation according to claim 1 is characterized in that: The STP ultra-thin thermal insulation board has a thickness of 30 mm.

8. The passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation according to claim 1 is characterized in that: The circular steel pipe is made of a double-sided galvanized steel pipe with a diameter of 150 mm and a wall thickness of 6 mm.

9. The passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation according to claim 1, characterized in that: The photovoltaic base welding plate is made of double-sided galvanized steel plate material.

10. The passive ultra-low energy consumption building rooftop photovoltaic equipment installation foundation according to claim 1, characterized in that: The protective layer is made of C20 fine stone concrete with a thickness of 40 mm.

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