Back frame for photovoltaic glass installation

Abstract

The utility model provides a back frame for photovoltaic glass installation, and relates to the technical field of photovoltaic installation. Comprising a first connecting piece and a second connecting piece, the bottom of the first connecting piece and the bottom of the second connecting piece are both installed on the keel, adjacent photovoltaic glass is placed on the top of the first connecting piece and the top of the second connecting piece respectively, the first connecting piece is provided with an extending part, and the extending part is embedded into a groove of the second connecting piece so that clamping connection of the first connecting piece and the second connecting piece can be achieved. According to the utility model, the construction steps are reduced, the manpower resource is saved, and the load on the keel is reduced at the same time.

Description

Technical Field

[0001] This application relates to the technical field of photovoltaic installation, and particularly to a back frame for photovoltaic glass installation. Background Art

[0002] As an exterior envelope structure of a building, the decorative curtain wall of the building has a development history of several decades. Widely used glass, aluminum plates, stones, etc. as the panel materials of the curtain wall system constitute the rich and colorful facade effects of the building curtain wall and are deeply loved by people. Along with the development of modern curtain wall technology, in order to meet the requirements of building curtain walls in terms of energy conservation and environmental protection, a solar photovoltaic curtain wall system formed by integrating solar photovoltaic technology and curtain wall technology, as a new type of green energy technology, has very promising application prospects.

[0003] Especially in the event of a power outage or power rationing in summer, for some factories or office buildings that require a large amount of electricity, by using power generation glass to assist in power supply or directly supply power to them, the aforementioned problems can be well solved.

[0004] A common power generation solution in the prior art is the roof silicon crystal panel solution. For example: a roof installation solution for building integrated photovoltaics, mainly combining crystalline silicon panels with metal drainage troughs, and realizing the installation with the crystalline silicon panels through the metal drainage troughs, so as to avoid the need for independent design and construction of the photovoltaic panels and the roof respectively, resulting in an increase in the workload caused by multiple constructions.

[0005] However, in the actual installation process of this roof installation solution for building integrated photovoltaics, by sequentially installing the main keel assembly, the secondary keel assembly, and the aluminum alloy back frame, the construction steps are relatively cumbersome, which will cost a large amount of manpower and consume more resources at the same time.

[0006] The above information disclosed in the background art part is only used to strengthen the understanding of the background of the present disclosure. Therefore, it may include information that does not constitute the prior art known to those of ordinary skill in the art. Utility Model Content

[0007] The main purpose of this application is to provide a back frame for photovoltaic glass installation, which can reduce construction steps by designing a back frame, saving human resources and reducing the load on the keel at the same time.

[0008] To solve the aforementioned technical problems, this application provides a back frame for photovoltaic glass installation, including a first connecting member and a second connecting member arranged at intervals; both the bottom of the first connecting member and the second connecting member are installed on the keel, the tops of the first connecting member and the second connecting member respectively place adjacent photovoltaic glasses, and the first connecting member is provided with an extension portion, and the extension portion is embedded in the groove of the second connecting member to realize the clamping connection between the first connecting member and the second connecting member.

[0009] Optionally, in some embodiments of the present utility model, a first sealing strip is provided at the top of the above-mentioned extension portion, and the first sealing strip abuts against one side of the groove.

[0010] Optionally, in some embodiments of the present utility model, a second sealing strip is provided at the bottom of the above-mentioned extension portion, and the second sealing strip abuts against the side of the groove away from the first sealing strip.

[0011] Optionally, in some embodiments of the present utility model, reinforcing members are provided on the sides of the above-mentioned first connecting member and second connecting member that are away from each other.

[0012] Optionally, in some embodiments of the present utility model, the detachable connection between the reinforcing member and the first connecting member and between the reinforcing member and the second connecting member is achieved through bolts.

[0013] Optionally, in some embodiments of the present utility model, a waterproof sealing strip is provided between the above-mentioned first connecting member and the second connecting member, and both sides of the waterproof sealing strip abut against the first connecting member and the second connecting member respectively.

[0014] Optionally, in some embodiments of the present utility model, an adhesion structure is provided at the top of the above-mentioned waterproof sealing strip, and the adhesion structure covers the gaps between the waterproof sealing strip and the first connecting member and between the waterproof sealing strip and the second connecting member.

[0015] Optionally, in some embodiments of the present utility model, flexible pads are provided between the above-mentioned first connecting member and the photovoltaic glass and between the second connecting member and the photovoltaic glass.

[0016] Optionally, in some embodiments of the present utility model, structural adhesives are provided between the above-mentioned first connecting member and the photovoltaic glass and between the second connecting member and the photovoltaic glass, and the structural adhesives are provided on the side of the flexible pad relative to the center of the photovoltaic glass.

[0017] Optionally, in some embodiments of the present utility model, clamping grooves are provided at the bottoms of the above-mentioned first connecting member and the second connecting member, and clamping blocks that cooperate with the clamping grooves are provided on the keel.

[0018] The beneficial effects that can be achieved by this application.

[0019] A back frame for installing a photovoltaic glass proposed in an embodiment of this application includes a first connecting member and a second connecting member arranged at intervals;

[0020] Both the bottoms of the first connecting member and the second connecting member are installed on the keel, and the tops of the first connecting member and the second connecting member respectively place adjacent photovoltaic glasses,

[0021] The first connecting member is provided with an extension portion, and the extension portion is embedded in the groove of the second connecting member to achieve the clamping connection between the first connecting member and the second connecting member.

[0022] Among them, both sides of any photovoltaic glass are respectively connected to the top of the first connecting member and the top of the second connecting member. In two adjacent photovoltaic glasses, the first connecting member of one photovoltaic glass is embedded into the second connecting member of the other photovoltaic glass through the extension part. Through the clamping connection of the first connecting member and the second connecting member, the installation of two adjacent photovoltaic glasses is realized. Compared with the separate installation in the prior art, the construction steps can be effectively reduced, the human resources can be saved, and the load on the keel can be reduced at the same time. Description of the Drawings

[0023] Figure 1 It is the front view of the back frame for installing photovoltaic glass provided by the embodiment of the present utility model;

[0024] Figure 2 It is the side view of the back frame for installing photovoltaic glass provided by the embodiment of the present utility model;

[0025] Reference numerals: 1 - first connecting member, 2 - second connecting member, 3 - keel, 4 - photovoltaic glass, 5 - extension part, 6 - first sealing strip, 7 - second sealing strip, 8 - reinforcing member, 9 - waterproof sealing strip, 10 - adhesion structure, 11 - flexible pad, 12 - structural adhesive, 13 - clamping groove, 14 - clamping block.

[0026] The realization of the purpose of this application, functional features and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings. Detailed Embodiments

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0028] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative position relationship and movement conditions between components in a specific posture (as shown in the drawings). If the specific posture changes, the directional indications will also change accordingly.

[0029] In the present utility model, unless otherwise clearly defined and limited, terms such as "connection" and "fixation" shall be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral body; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0030] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present utility model, such descriptions of "first", "second", etc. are only for descriptive purposes and should not be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and / or" appearing throughout the text includes three parallel schemes. Taking "A and / or B" as an example, it includes Scheme A, Scheme B, or the scheme where both A and B are satisfied simultaneously. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that those of ordinary skill in the art can implement them. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the protection scope required by the present utility model.

[0031] The following further describes the present utility model in detail with reference to the accompanying drawings so that those skilled in the art can implement it according to the description in the specification.

[0032] In order to achieve the above object,

[0033] Referring to Figure 1 - Figure 2 , an embodiment of the present application provides a back frame for installing a photovoltaic glass 4, including a first connecting member 1 and a second connecting member 2 arranged at intervals;

[0034] The bottoms of the first connecting member 1 and the second connecting member 2 are both installed on the keel 3, and the tops of the first connecting member 1 and the second connecting member 2 respectively place adjacent photovoltaic glasses 4.

[0035] The first connecting member 1 is provided with an extension portion 5, and the extension portion 5 is embedded in the groove of the second connecting member 2 to realize the clamping connection between the first connecting member 1 and the second connecting member 2.

[0036] Among them, both sides of any photovoltaic glass 4 are respectively connected to the top of the first connecting member 1 and the top of the second connecting member 2. In two adjacent photovoltaic glasses 4, the first connecting member 1 of one photovoltaic glass 4 is embedded into the second connecting member 2 of the other photovoltaic glass 4 through the extension part 5. Through the snap connection of the first connecting member 1 and the second connecting member 2, the installation of two adjacent photovoltaic glasses 4 is realized. Compared with the separate installation in the prior art, the construction steps can be effectively reduced, and while saving human resources, the load on the keel 3 can be reduced.

[0037] Specifically, the main structures of the first connecting member 1 and the second connecting member 2 in this embodiment are mirror images of each other. The main structures of the first connecting member 1 and the second connecting member 2 both include a first connecting plate, a second connecting plate and a third connecting plate. The first connecting plate and the third connecting plate are perpendicular to the second connecting plate, forming a U-shaped structure. The third connecting plate of the first connecting member 1 is provided with an extension part 5 facing the groove of the second connecting member 2. Through the abutment of the extension part 5 with the groove of the second connecting member 2, the snap connection of the first connecting member 1 and the second connecting member 2 is realized, and at the same time, it has the effect of sealing and waterproofing.

[0038] As an alternative implementation manner, a first sealing strip 6 is provided at the top of the extension part 5 in this embodiment, and the first sealing strip 6 abuts against one side of the groove.

[0039] A second sealing strip 7 is provided at the bottom of the extension part 5, and the second sealing strip 7 abuts against the side of the groove away from the first sealing strip 6.

[0040] By providing the first sealing strip 6 on one side of the extension part 5 to abut against the first connecting plate of the second connecting member 2, the sealing effect can be enhanced. By providing the second sealing strip 7 on the other side of the extension part 5 to abut against the third connecting plate of the second connecting member 2, the sealing effect between the first connecting member 1 and the second connecting member 2 can be further enhanced.

[0041] Optionally, both the first connecting member 1 and the second connecting member 2 in this embodiment are made of aluminum alloy

[0042] As an alternative implementation manner, reinforcing members 8 are provided on the sides of the first connecting member 1 and the second connecting member 2 away from each other in this embodiment.

[0043] Optionally, the reinforcing member 8 in this embodiment is a steel groove structure made of aluminum alloy. The opening direction of the reinforcing member 8 is away from the first connecting member 1 and the second connecting member 2. One side of the reinforcing member 8 and the cooperation between the first connecting member 1 and the second connecting member 2 are detachably connected by bolts.

[0044] At the same time, connecting plates can be detachably installed on both sides of the reinforcing member 8 parallel to the photovoltaic glass 4 through bolts to enhance the stability of the back frame during installation and use.

[0045] As an alternative implementation, a waterproof sealing strip 9 is provided between the first connecting member 1 and the second connecting member 2 of this embodiment. Both sides of the waterproof sealing strip 9 are in contact with the first connecting member 1 and the second connecting member 2 respectively.

[0046] Both sides of the waterproof sealing strip 9 of this embodiment are in contact with the first connecting member 1 and the second connecting member 2 respectively, thereby sealing the gap between two adjacent first connecting members 1 and second connecting members 2.

[0047] The top of the waterproof sealing strip 9 is provided with an adhesion structure 10, and the adhesion structure 10 covers the gap between the waterproof sealing strip 9 and the first connecting member 1 and the gap between the waterproof sealing strip 9 and the second connecting member 2. Further strengthen the sealing effect between the first connecting member 1 and the second connecting member 2.

[0048] Among them, the adhesion structure 10 can be applying a weather-resistant sealant on the top of the waterproof sealing strip 9.

[0049] As an alternative implementation, flexible pads 11 are provided between the first connecting member 1 of this embodiment and the photovoltaic glass 4 and between the second connecting member 2 and the photovoltaic glass 4.

[0050] By providing the flexible pads 11, during use, the impact force between the photovoltaic glass 4 and the first connecting member 1 or the second connecting member 2 can be reduced, and at the same time, it also has a certain waterproof function.

[0051] Furthermore, structural adhesives 12 can be provided between the first connecting member 1 of this embodiment and the photovoltaic glass 4 and between the second connecting member 2 and the photovoltaic glass 4. The structural adhesives 12 are arranged on the side of the flexible pads 11 opposite to the center of the photovoltaic glass 4, thereby strengthening the connection stability between the photovoltaic glass 4 and the first connecting member 1 or the second connecting member 2, and at the same time enhancing the waterproof effect. The structural adhesives 12 can use silicone structural adhesives 12.

[0052] As an alternative implementation, clamping grooves 13 are provided at the bottoms of the first connecting member 1 and the second connecting member 2 of this embodiment, and the keel 3 is provided with clamping blocks 14 that cooperate with the clamping grooves 13.

[0053] By providing the clamping structure, the first connecting member 1 and the second connecting member 2 can be clamped to the keel 3, which is convenient for installing the bottoms of the first connecting member 1 and the second connecting member 2 on the keel 3, and at the same time enhances the stability during installation.

[0054] The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. For those skilled in the art, obviously, this application is not limited to the details of the above exemplary embodiments, and without departing from the spirit or basic characteristics of this application, this application can be implemented in other specific forms.

Claims

1. A back frame for installing photovoltaic glass, characterized in that: It includes a first connecting member and a second connecting member arranged at intervals; The bottoms of the first connecting member and the second connecting member are both installed on the keel, and the tops of the first connecting member and the second connecting member are respectively placed with adjacent photovoltaic glasses. The first connecting member is provided with an extension portion, and the extension portion is embedded in the groove of the second connecting member to achieve the clamping connection between the first connecting member and the second connecting member.

2. The photovoltaic glass installation back frame according to claim 1, characterized in that: A first sealing strip is disposed on the top of the extension portion, and the first sealing strip abuts against one side of the groove.

3. The photovoltaic glass installation back frame according to claim 2, characterized in that: A second sealing strip is disposed at the bottom of the extension portion, and the second sealing strip abuts against a side of the groove away from the first sealing strip.

4. The photovoltaic glass installation back frame according to claim 1, characterized in that: A reinforcing member is provided on one side of the first connecting member and the second connecting member which are away from each other.

5. The photovoltaic glass installation back frame according to claim 4, characterized in that: The reinforcement member and the first connecting member, as well as the reinforcement member and the second connecting member, are detachably connected via bolts.

6. The photovoltaic glass installation back frame according to claim 1, characterized in that: A waterproof sealing strip is provided between the first connecting member and the second connecting member, and two sides of the waterproof sealing strip are respectively in contact with the first connecting member and the second connecting member.

7. The photovoltaic glass installation back frame according to claim 6, characterized in that: An adhesive structure is provided on the top of the waterproof sealing strip, and the adhesive structure covers the gap between the waterproof sealing strip and the first connecting member and the gap between the waterproof sealing strip and the second connecting member.

8. The photovoltaic glass installation back frame according to claim 1, characterized in that: Flexible pads are provided between the first connecting member and the photovoltaic glass and between the second connecting member and the photovoltaic glass.

9. The photovoltaic glass installation back frame according to claim 8, characterized in that: Structural adhesive is provided between the first connecting member and the photovoltaic glass and between the second connecting member and the photovoltaic glass. The structural adhesive is arranged on a side of the flexible pad opposite to the center of the photovoltaic glass.

10. The photovoltaic glass installation back frame according to claim 1, characterized in that: The first connecting member and the second connecting member are provided with a clamping groove at the bottom, and the keel is provided with a clamping block used in conjunction with the clamping groove.

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