Installation structure of photovoltaic support

Abstract

The utility model belongs to the technical field of photovoltaic support installation, and particularly relates to an installation structure of a photovoltaic support. When the photovoltaic support base is thin, the installation stability of the photovoltaic support is ensured. Specifically, firstly, a base of the photovoltaic support is connected with a supporting frame, and the supporting frame is connected with a top plate of an underground first-layer structure of an existing building through a connecting piece, so that acting force on the upper portion of the photovoltaic support is transmitted to the existing building structure; when the photovoltaic support base is thin, the installation stability of the photovoltaic support is ensured. Secondly, by arranging the supporting frame with the reasonable height, shallow burying of the foundation can be achieved, and the design elevation requirement of the existing terrace is met; the supporting frame is made of prefabricated steel members, the process is simple, modular production can be achieved, and construction is fast.

Description

TECHNICAL FIELD

[0001] The utility model belongs to photovoltaic support installation technical field, and specifically relates to a kind of installation structure of photovoltaic support. BACKGROUND

[0002] Photovoltaic power generation is the technology that utilizes the photovoltaic effect of semiconductor interface to convert light energy into electric energy directly, which has the advantages of safety and reliability, no noise, low pollution and no need to consume fuel. Photovoltaic system mainly includes solar panels, photovoltaic support, controller and inverter.

[0003] The existing urban office park has ground surface, including the top plate of the existing building underground one layer structure, and the fill layer arranged on the top plate of the existing building underground one layer structure. The upper surface of the fill layer is the design elevation of the existing terrace, and the thickness of the fill layer is usually less than 50 cm. If photovoltaic power generation device and parking space are constructed at the place, the traditional method is to first dig the fill layer, and then build the parking hardening layer and photovoltaic support foundation from bottom to top on the top plate of the existing building underground one layer structure. The base of the photovoltaic support is installed on the photovoltaic support foundation through foundation bolts. In order to facilitate vehicle parking and aesthetics, the sum of the thickness of the photovoltaic support foundation and the thickness of the parking hardening layer should be equal to the thickness of the original fill layer, which is usually less than 50 cm. The allowable design thickness of the photovoltaic support foundation is 20-30 cm, which is relatively thin. The structural gravity center of the photovoltaic support deviates from the support point of the photovoltaic support foundation, which brings serious overturning moment. When the photovoltaic support foundation is too thin, the photovoltaic support is unstable and is prone to overturning. SUMMARY

[0004] The utility model provides a kind of installation structure of photovoltaic support, when photovoltaic support foundation is relatively thin, ensure the installation stability of photovoltaic support.

[0005] The utility model solves the technical scheme that it adopts to solve its technical problems: the installation structure of photovoltaic support, including the top plate of the existing building underground one layer structure, and the photovoltaic support foundation arranged on the top plate of the existing building underground one layer structure;

[0006] The photovoltaic support foundation includes foundation concrete layer, and support frame arranged in the foundation concrete layer;The support frame is connected with the top plate of the existing building underground one layer structure through connecting piece;

[0007] Parking hardening layer is arranged on the photovoltaic support foundation, and the parking hardening layer has installation window corresponding to the support frame;The base of the photovoltaic support is connected with the support frame and located in the installation window.

[0008] Further, the support frame includes main beam and secondary beam, and the main beam and the secondary beam are both horizontally arranged.

[0009] The secondary beams are arranged in parallel and spaced apart in horizontal direction, and the main beam is located between the two secondary beams, one end of the main beam is connected with one of the secondary beams, and the other end is connected with the other secondary beam, forming a I-shaped structure.

[0010] The base of the photovoltaic support is connected with the main beam.

[0011] The main beam and the secondary beam are connected with the top plate of the underground first floor structure of the existing building through the connecting piece.

[0012] Further, the support frame further comprises a horizontal connection beam and a reinforcing beam.

[0013] The reinforcing beam is parallel to the secondary beam and located between the two secondary beams, one end of the reinforcing beam is connected with the main beam, and the other end extends away from the main beam; the main beam is provided with the reinforcing beam on both sides.

[0014] The connection beam is parallel to the main beam, one end of the connection beam is connected with the secondary beam, and the other end is connected with the reinforcing beam; the connection beam is arranged between the secondary beam and the reinforcing beam.

[0015] The connection beam and the reinforcing beam are connected with the top plate of the underground first floor structure of the existing building through the connecting piece.

[0016] Further, the base of the photovoltaic support is connected with the main beam through a bolt.

[0017] Further, the main beam, the secondary beam and the reinforcing beam are all I-shaped steel.

[0018] Further, the connection beam is a channel steel.

[0019] Further, the connecting piece is a chemical anchor bolt with expanded bottom after adhesive film.

[0020] Compared with the prior art, the mounting structure of the photovoltaic support provided by the utility model can ensure the installation stability of the photovoltaic support when the photovoltaic support foundation is relatively thin.

[0021] First, the base of the photovoltaic support is connected with the support frame, and the support frame is connected with the top plate of the underground first floor structure of the existing building through the connecting piece, so that the upper force of the photovoltaic support is transmitted to the existing building structure. When the photovoltaic support foundation is relatively thin, the installation stability of the photovoltaic support is ensured.

[0022] Second, by arranging the support frame with reasonable height, the foundation can be shallowly buried, and the design elevation requirement of the existing terrace can be met.

[0023] Third, the support frame adopts prefabricated steel components, simple process, modular production, construction is fast. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a structural schematic diagram of the utility model;

[0025] Figure 2 is Figure 1 A part of the enlarged view in the

[0026] Figure 3 is a structural schematic diagram of the support frame in the utility model;

[0027] Reference signs: 1 - existing building underground one layer structure top plate;2 - photovoltaic support foundation;201 - foundation concrete layer;202 - main beam;203 - secondary beam;204 - connecting beam;205 - reinforced beam;3 - connecting piece;4 - parking space hardening layer;401 - installation window;5 - photovoltaic support;501 - base;6 - bolt. DETAILED DESCRIPTION

[0028] The utility model is further explained below in combination with the drawings and examples.

[0029] The installation structure of photovoltaic support, including existing building underground one layer structure top plate 1 and photovoltaic support foundation 2 set up on existing building underground one layer structure top plate 1;Photovoltaic support foundation 2 includes foundation concrete layer 201 and support frame set up in foundation concrete layer 201;Support frame is connected with existing building underground one layer structure top plate 1 through connecting piece 3;Photovoltaic support foundation 2 is provided with parking space hardening layer 4, and parking space hardening layer 4 has installation window 401 corresponding with support frame;The base 501 of photovoltaic support 5 is connected with support frame and is located in installation window 401.

[0030] The upper surface of parking space hardening layer 4 is the design elevation of existing terrace, and the installation of photovoltaic support 5 is facilitated by providing installation window 401. The installation height of the base 501 of photovoltaic support 5 is reduced by arranging parking space hardening layer 4 above photovoltaic support foundation 2. The base 501 of photovoltaic support 5 is connected with support frame, and support frame is connected with existing building underground one layer structure top plate 1 through connecting piece 3, so that the upper force of photovoltaic support 5 is transmitted to the existing building structure. When photovoltaic support foundation 2 is thin, the installation of photovoltaic support 5 is stable.

[0031] Foundation concrete layer 201 is formed by pouring plain concrete, and foundation concrete layer 201 plays a role of encapsulating support frame.

[0032] The support frame has various structural forms, and preferably comprises a main beam 202 and a secondary beam 203, both of which are horizontally arranged; the secondary beam 203 is provided in two, and the two secondary beams 203 are arranged in parallel and spaced apart in the horizontal direction; the main beam 202 is located between the two secondary beams 203, one end of the main beam 202 is connected to one of the secondary beams 203, and the other end is connected to the other secondary beam 203, forming a H-shaped structure; the base 501 of the photovoltaic support 5 is connected to the main beam 202; the main beam 202 and the secondary beam 203 are both connected to the top plate 1 of the existing building underground structure through the connecting piece 3. One end of the main beam 202 and one of the secondary beams 203 can be connected by welding or bolts, and preferably by welding; the other end and the other secondary beam 203 can be connected by welding or bolts, and preferably by welding.

[0033] In order to further improve the structural strength of the photovoltaic support foundation 2, the support frame further comprises a horizontal connection beam 204 and a reinforcing beam 205; the reinforcing beam 205 is parallel to the secondary beam 203 and located between the two secondary beams 203, one end of the reinforcing beam 205 is connected to the main beam 202, and the other end extends away from the main beam 202; the main beam 202 is provided with the reinforcing beam 205 on both sides; the connection beam 204 is parallel to the main beam 202, one end of the connection beam 204 is connected to the secondary beam 203, and the other end is connected to the reinforcing beam 205; the connection beam 204 is provided between the secondary beam 203 and the reinforcing beam 205; the connection beam 204 and the reinforcing beam 205 are both connected to the top plate 1 of the existing building underground structure through the connecting piece 3. By arranging the connection beam 204 and the reinforcing beam 205, the structural strength of the photovoltaic support foundation 2 is further improved. One end of the reinforcing beam 205 and the main beam 202 can be connected by welding or bolts, and preferably by welding. One end of the connection beam 204 and the secondary beam 203 can be connected by welding or bolts, and preferably by welding; the other end and the reinforcing beam 205 can be connected by welding or bolts, and preferably by welding.

[0034] The base 501 and the main beam 202 can be connected by welding, and preferably the base 501 of the photovoltaic support 5 and the main beam 202 are connected by bolts 6. As a further preferred, the bolt 6 is a double cap bolt.

[0035] The main beam 202, the secondary beam 203 and the reinforcing beam 205 can all be square tubes. Preferably, the main beam 202, the secondary beam 203 and the reinforcing beam 205 are all H-shaped steel.

[0036] The connection beam 204 can be H-shaped steel, and preferably the connection beam 204 is a channel steel.

[0037] The connecting member 3 can be a ground anchor. Preferably, the connecting member 3 is a glue membrane post-expanding bottom chemical anchor. The glue membrane post-expanding bottom chemical anchor combines the advantages of mechanical anchors and chemical adhesives, has high load-carrying capacity, strong shock resistance, strong impact resistance, strong corrosion resistance and strong wear resistance, and other advantages, and is the prior art.

[0038] The embodiments of the specific implementation are the preferred embodiments of the present application, and are not limited to the protection scope of the present application. Any equivalent changes made according to the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. Mounting structure for a photovoltaic support, characterized in that: The application relates to a photovoltaic support foundation, which comprises a top plate (1) of an underground one-story structure of an existing building and a photovoltaic support foundation (2) arranged on the top plate (1) of the underground one-story structure of the existing building. The photovoltaic support foundation (2) comprises a foundation concrete layer (201) and a support frame arranged in the foundation concrete layer (201); the support frame is connected to the top plate (1) of the underground one-story structure of the existing building through connecting pieces (3). A parking space hardening layer (4) is arranged on the photovoltaic support foundation (2), and the parking space hardening layer (4) has mounting windows (401) arranged in correspondence with the support frame; the base (501) of the photovoltaic support (5) is connected to the support frame and located in the mounting windows (401).

2. The mounting structure of a photovoltaic racking according to claim 1, wherein: The support frame comprises a main beam (202) and a secondary beam (203), and the main beam (202) and the secondary beam (203) are both arranged horizontally. The secondary beam (203) is arranged in two, and the two secondary beams (203) are arranged in parallel and spaced apart along the horizontal direction; the main beam (202) is located between the two secondary beams (203), one end of the main beam (202) is connected to one of the secondary beams (203), and the other end of the main beam (202) is connected to the other secondary beam (203), thereby forming a H-shaped structure. The base (501) of the photovoltaic support (5) is connected to the main beam (202). The main beam (202) and the secondary beam (203) are both connected to the top plate (1) of the underground one-story structure of the existing building through the connecting pieces (3).

3. The mounting structure of a photovoltaic racking according to claim 2, wherein: The support frame further comprises a horizontal connection beam (204) and a reinforcing beam (205). The reinforcing beam (205) is parallel to the secondary beam (203) and located between the two secondary beams (203); one end of the reinforcing beam (205) is connected to the main beam (202), and the other end of the reinforcing beam (205) extends away from the main beam (202); the reinforcing beam (205) is arranged on both sides of the main beam (202). The connection beam (204) is parallel to the main beam (202); one end of the connection beam (204) is connected to the secondary beam (203), and the other end of the connection beam (204) is connected to the reinforcing beam (205); the connection beam (204) is arranged between the secondary beam (203) and the reinforcing beam (205). The connection beam (204) and the reinforcing beam (205) are both connected to the top plate (1) of the underground one-story structure of the existing building through the connecting pieces (3).

4. The mounting structure of a photovoltaic support according to claim 2, characterized in that: The base (501) of the photovoltaic support (5) is connected to the main beam (202) through bolts (6).

5. The mounting structure of a photovoltaic support according to claim 3, characterized in that: The main beam (202), the secondary beam (203) and the reinforcing beam (205) are all H-shaped steel.

6. The mounting structure of a photovoltaic racking according to claim 3, wherein: The connection beam (204) is a channel steel.

7. The mounting structure of a photovoltaic racking according to claim 1, wherein: The connecting piece (3) is a chemical anchor bolt with a glued membrane and a post-expanding bottom.

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