Photovoltaic curtain wall system
Technical field
The utility model relates to the photovoltaic field, relates in particular to a kind of photovoltaic curtain wall system.
Background technology
Along with energy consumption in the world is more and more serious, solar energy becomes the emphasis of various countries scientist research as a kind of free of contamination clean energy resource.In the manufacturing process of solar cell photovoltaic assembly, be a committed step to the encapsulation of solar cell.Through encapsulation, can effectively increase the intensity of photovoltaic module, and then extend the application life of solar cell and photovoltaic module.
In the way of the photovoltaic curtain wall system that existing photoelectricity building adopts, photovoltaic module adopts the Rimless assembly more, makes photovoltaic curtain wall system in the frame concealed curtain wall mode.The structure that the conventional curtain wall section bar consists of can't be arranged a large amount of photovoltaic cables, and it easily conflicts with junction box generation in photovoltaic module.The cable difficult arrangement of conventional curtain wall profile structure, cable are all outer being exposed at outside section bar basically, have not only affected the overall appearance of photovoltaic curtain wall system, have also increased the hidden danger that cable damages.In addition, after conventional curtain wall is completed installation, also need to fill weather-proof waterproof glass glue in the space, interval between photovoltaic module.In the later maintenance maintenance process, this layer waterproof glass glue need to be opened, complicated operation, and need use the metal cutter when opening glass cement, might cause secondary to damage to electric wire.
Therefore need a kind of can being convenient to install, and can extend the photovoltaic module photovoltaic module system that is used for photovoltaic curtain wall in application life.
The utility model content
The utility model provides a kind of photovoltaic curtain wall system, is used for solving existing photovoltaic curtain wall system, and cable is fragile, not easy-maintaining, and the problem that complexity is installed.
According to an aspect of the present utility model, a kind of photovoltaic curtain wall system is provided, comprise: photovoltaic film assembly, secondary frame, main joist and secondary joist, it is characterized in that: described main joist is connected by inner crab-bolt with described secondary joist, described main joist is connected with described secondary frame respectively with described secondary joist, and described photovoltaic film assembly is connected with described secondary frame.
According to a specific embodiment of the present utility model, it is characterized in that, described main joist be connected secondary joist and be connected with described secondary frame by the chute-type structure respectively.
According to another specific embodiment of the present utility model, it is characterized in that, described photovoltaic film assembly is connected by bonding mode with described secondary frame.
According to another specific embodiment of the present utility model, it is characterized in that, described main joist and/or described secondary joist also comprise inner die cavity, cable and/or junction box are arranged in described inner die cavity.
According to another specific embodiment of the present utility model, it is characterized in that, described main joist and/or described secondary joist also comprise cover plate, described secondary frame and described main joist are fixed by described cover plate; And/or described secondary frame and described secondary joist are fixed by described cover plate.
According to another specific embodiment of the present utility model, it is characterized in that, described main joist and/or described secondary joist also comprise connector, described secondary frame is connected by described connector with described main joist; And/or described secondary frame is connected by described connector with described secondary joist.
According to another specific embodiment of the present utility model, it is characterized in that, described main joist and/or described secondary joist also comprise plastic bayonet, described plastic bayonet is connected with described main joist with described secondary frame respectively; And/or described plastic bayonet is connected with described secondary joist with described secondary frame respectively.
According to another specific embodiment of the present utility model, it is characterized in that, described plastic bayonet adopts elastomeric material.
Photovoltaic curtain wall system of the present utility model, main joist and secondary joist adopt modularized design, convenient processing and installation.Main joist and secondary joist have inner die cavity; can be used for arranging cable, junction box is installed; effectively the protection cable is not subjected to extraneous invasion and attack, and the installation of junction box can significantly reduce the appearance amount of cable, and the safety and stability of photovoltaic film assembly is all increased.Outside at inner die cavity adds dismountable cover plate, not only is easy to construction, also is beneficial to follow-up maintenance to cable.
Description of drawings
By reading the detailed description that non-limiting example is done of doing with reference to the following drawings, it is more obvious that other features, objects and advantages of the present utility model will become.
The structural representation of a kind of specific embodiment of the photovoltaic curtain wall system that Fig. 1 provides for the utility model;
The top view of a kind of specific embodiment of the main joist in the photovoltaic curtain wall system that Fig. 2 provides for the utility model;
The sectional view of a kind of specific embodiment of the secondary joist in the photovoltaic curtain wall system that Fig. 3 provides for the utility model.
In accompanying drawing, same or analogous Reference numeral represents same or analogous parts.
The specific embodiment
Disclosing hereinafter provides many different embodiment or example to be used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter parts and the setting of specific examples are described.Certainly, they are only example, and purpose does not lie in restriction the utility model.In addition, the utility model can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and purpose clearly, itself not indicate the relation between the various embodiment that discuss of institute and/or setting.In addition, the example of the various ad hoc structures that the utility model provides, but those of ordinary skills can recognize the property of can be applicable to of other structures and/or the use of other materials.In addition, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.Should be noted that illustrated parts are not necessarily drawn in proportion in the accompanying drawings.The utility model has omitted description to known assemblies and structure and material to avoid unnecessarily limiting the utility model.
With reference to figure 1, in the photovoltaic curtain wall system shown in the utility model, comprise main joist 10, secondary joist 20, photovoltaic film assembly 8 and secondary frame 4.Main joist 10 setting vertical with secondary joist 20, the many main joists that be arranged in parallel 10 are perpendicular to the many secondary joists that be arranged in parallel 20, and composition rectangle frame structure, the area of the area of this rectangular configuration and follow-up photovoltaic film assembly 8 is suitable, in order to adopt bonding modes to be arranged on main joist 10 and secondary joist 20 by secondary frame 4 described photovoltaic film assembly 8.Photovoltaic film assembly 8 carries out bonding connection with the preferred structure glue that adopts of secondary frame 4.Preferably, main joist 10 is connected with secondary joist respectively and is connected with described secondary frame 4 by the chute-type structure.
Main joist 10 is connected with secondary joist by inner crab-bolt connection.As can be seen from Figure 1, cable 1 is along main joist 10 and secondary joist 20, in the inner setting of section bar; Junction box 9 is also to be arranged in section bar inside.Cable 1 and junction box 9 are placed in section bar inside, can effectively avoid junction box 9 and cable 1 externally to expose, and then said two devices is effectively protected, reduce spoilage.
With reference to figure 2, the top view of a kind of specific embodiment of the main joist in the photovoltaic curtain wall system that Fig. 2 provides for the utility model.The inner die cavity 7 of the section bar of main joist 10 can be laid junction box 9 and cable 1.Plastic bayonet 2 is connected with main joist 10 in the inside of main joist 10.Preferably, plastic bayonet 2 uses elastic material to process, and whole main joist 10 is had fine bullet tightly act on.
Main joist 10 contacts with secondary frame 4, adopts connector 3 that main joist 10 and secondary frame 4 are fastenedly connected.Preferably, connector 3 is connected main joist 10 by the chute mode with secondary frame 4, and chute-type connects stability and the safety that has increased total.Structure glue 6 is placed in the front end of secondary frame 4, preferably adopts structural silicone adhesive.Structure glue 6 is used for connecting photovoltaic film assembly 8 and secondary frame 4.
Main joist 10 is with after secondary frame 4 is connected, then by cover plate 5, secondary frame 4 physics is fixed on connector 3, and reserved enough spaces for the wiring of solar cell.Preferably, the mode securing cover plate 5 that adopts buckle-type to connect.Opening after covering main joist 10 and secondary frame 4 is connected with cover plate 5 can well be avoided the phenomenon that exposes of cable 1, namely is convenient to protect cable 1 not to be subjected to the invasion and attack of external environment, is convenient to again keep in repair in the future.
The sectional view of a kind of specific embodiment of the secondary joist in the photovoltaic curtain wall system that Fig. 3 provides for the utility model.
It is not shown that the section bar of secondary joist 20 also has inner die cavity 7(), can be used for arranging junction box 9 and cable 1.The inside of secondary joist 20 has plastic bayonet 2, and plastic bayonet 2 is connected with secondary joist 20, and the preferred elastic material that uses of plastic bayonet 2 processes, and whole secondary joist 20 is played good bullet tightly act on.
Secondary joist 20 contacts with secondary frame 4, adopts connector 3 that secondary joist 20 and secondary frame 4 are fastenedly connected.Preferably, connector 3 is connected secondary joist 20 by the chute mode with secondary frame 4, and chute-type connects stability and the safety that has increased total.Structure glue 6 is placed in the front end of secondary frame 4, preferably adopts structural silicone adhesive.Structure glue 6 is used for connecting photovoltaic film assembly 8 and secondary frame 4.
Secondary joist 20 is with after secondary frame 4 is connected, then by cover plate 5, secondary frame 4 physics is fixed on connector 3, and reserved enough spaces for the wiring of solar cell.Preferably, the mode securing cover plate 5 that adopts buckle-type to connect.Opening after covering secondary joist 20 and secondary frame 4 is connected with cover plate 5 can well be avoided the phenomenon that exposes of cable 1, namely is convenient to protect cable 1 not to be subjected to the invasion and attack of external environment, is convenient to again keep in repair in the future.
Adopt photovoltaic curtain wall system of the present utility model, cable and junction box all are placed in section bar inside, increased to a certain extent stability and the safety of cable; Cover plate is designed in the future to provide convenience to the maintenance of cable; In addition, aluminium extruded sections is carried out modularization (main joist and secondary joist) design, simplified processing and the complexity of installing, can effectively reduce difficulty of construction.
To those skilled in the art, obviously the utility model is not limited to the details of above-mentioned one exemplary embodiment, and in the situation that do not deviate from spirit of the present utility model or essential characteristic, can realize the utility model with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than above-mentioned explanation, therefore is intended to be included in the utility model dropping on the implication that is equal to important document of claim and all changes in scope.Any Reference numeral in claim should be considered as limit related claim.