WO2012165706A1

WO2012165706A1 - Support frame for building-integrated photovoltaic cell window and building-integrated photovoltaic cell window using same

Info

Publication number: WO2012165706A1
Application number: PCT/KR2011/005491
Authority: WO
Inventors: 박기주; 최종환
Original assignee: (주)에너솔라
Priority date: 2011-06-01
Filing date: 2011-07-26
Publication date: 2012-12-06
Also published as: KR101078772B1

Abstract

The present invention relates to a support frame for a building-integrated photovoltaic cell window and to the building-integrated photovoltaic cell window using same, and the support frame for the building-integrated photovoltaic cell window for supporting an end portion of the exterior of the photovoltaic cell panel, comprises: a main body; a bar frame, which is formed in the shape of a bar, and a plurality of the support frames are coupled in a shape which corresponds to that of the photovoltaic cell panel, so that one side of a rear surface of the photovoltaic cell panel is supported by one side of an upper surface of the support frame, and which is provided with a wire introduction groove, into which a wire that connects to the terminal portion is introduced; a division block, which is integrally formed with the main body at an upper portion of the main body, and is provided with a wire support groove at a position that corresponds to the wire introduction groove; and a frame bracket comprising a coupling portion, which is formed on one side of the main body that corresponds to one end portion of the bar frame so as to protrude toward the outside, and is coupled to the one end of portion of the bar frame, wherein the photovoltaic cell panel comprises a plurality of photovoltaic cells which are attached to a front surface, and the terminal portion which is electrically connected to the photovoltaic cells and is connected to a power supply object with the wire.

Description

Support frame of building solar cell window and building solar cell window using it

The present invention relates to a photovoltaic power generation system, and more particularly, to a support frame of a building-mounted solar cell window and a building-mounted solar cell window using the same, which have a beautiful appearance, prevent damage to wires, and improve waterproofness and durability. .

Recently, the use of photovoltaic power generation facilities that can generate electricity using solar energy is becoming more and more common. The solar cell using such solar energy is attracting attention as a new alternative energy source of the future because it uses no solar and fossil fuels such as coal and petroleum, and is a pollution-free and infinite energy source. It is used to obtain the generated electric power of automobiles and the like.

In general, photovoltaic power generation is a technology that directly generates electricity using photovoltaic (PV). The solar cell is a semiconductor device that converts light energy into electrical energy using a photoelectric effect, and is composed of two semiconductor thin films each having a positive (+) and a negative (-) polarity. The cells are connected in series / parallel to generate the voltage and current required by the user, and the user can use the power generated by the solar cell.

Unlike other alternative energy utilization technologies, such a photovoltaic system has a simple system configuration, and efforts have recently been actively applied to the construction field, which is called a building integrated photovoltaic system (BIPV).

The most representative one is to combine the existing building materials and solar cells to simultaneously exhibit the building materials and power generation functions. Building-integrated photovoltaic power generation, or BIPV, is applying PV modules to building envelopes.

This building integration technology is a more aggressive technology to utilize existing building envelopes from the standpoint of protection of external stimuli and use them as a tool for energy generation. A double effect can be expected to reduce the cost of installation.

1 is a front view schematically showing a solar cell window of a building integrated photovoltaic power generation system according to the prior art.

As shown in FIG. 1, the solar cell window 100 of the integrated solar cell system according to the related art includes a solar cell panel 110 having a plurality of solar cell cells 111 attached to a front surface thereof, and the solar cell. Installed on one side of the panel 110 and electrically connected to the solar cell 111 and the support including a terminal box 120 and an outer end of the solar panel 110 connected to the power supply object by a wire (W) It is configured to include a frame 130.

In the conventional solar cell window 100, the solar energy condensed in the solar cell 111 is converted into electrical energy, and the converted electrical energy is applied to an externally provided power supply object through the terminal box 120. .

However, the solar cell window of the integrated building solar system according to the prior art configured as described above has the following problems.

First, the wire (W) connected to one side of the terminal box is inserted into the support frame to connect to the power supply object, by forming the insertion hole 131 of the support frame to insert the wire (W) into the inside of the support frame Moisture and foreign matter are introduced into the insertion hole 131 by inserting the electric wire to promote corrosion of the support frame 130 as well as damage the electric wire by moisture and foreign matter.

Second, between the support frame 130 and the solar cell panel 110 by the wire portion bent to be inserted into the wire portion and the insertion hole 131 until the wire connected to the terminal box 120 is inserted into the insertion hole 131. The separation space is generated, moisture and foreign matters are introduced into the solar panel 110 through the generated separation space, causing a malfunction of the solar panel 110 or the configuration of the solar panel 110 is damaged, the solar cell Not only the lifespan of the panel 110 is reduced, but the beauty of the appearance disappears by the wires exposed to the outside.

The present invention is to solve the problem as described above to prevent the separation space between the support frame and the solar panel by the wire located between the terminal box and the support frame in advance to improve the waterproofness and durability as well as It is possible to prevent some wires from escaping to the outside in the area where the wires are drawn out or the branching area of the wires in which a plurality of wires overlap, to enhance the appearance and to prevent the wires from being damaged by external factors. The purpose of the present invention is to provide a supporting frame of a building-mounted solar cell window and a building-mounted solar cell window using the same.

The present invention is to allow the wire support piece is formed to be inclined inwardly downward on one side of the inner surface of the support frame in which the wire entry groove is formed, and the end of the wire support piece is in close contact with one side of the outer surface of the wire, so that the wire drawn into the wire entry groove is It is another object to provide a support frame of a building-mounted solar cell window and a building-mounted solar cell window using the same that can be prevented from being damaged and improve the waterproof efficiency.

The support frame of the building-mounted solar cell window according to the present invention for achieving the above object is a plurality of solar cells attached to the front, and the terminal unit electrically connected to the solar cell and connected to the power supply object by a wire In the support frame for a solar cell window for supporting the outer end of the solar cell panel comprising a, is formed in the shape of a bar (Bar), the plurality is coupled to the shape corresponding to the shape of the solar panel is the sun on one side of the upper surface A bar frame and a body which are supported on one side of a bottom surface of the battery panel and have a wire inlet groove in which an electric wire connected to the terminal part is inserted into one side of the solar panel not supported by the solar panel, and is integrally formed with the body on the upper part of the body panel; A branch block having a wire support groove formed at a position corresponding to the wire entry groove and one end of the bar frame Is formed projecting outward from one side of the exchanger body is characterized in that it comprises a frame including a coupling beuraketreul coupled to one end of the frame bar.

The branch block may be formed at one side of an upper surface, and when the one end of the bar frame is coupled to the coupling part, a branch groove may be formed in communication with the wire introduction groove of the bar frame.

In addition, the body has a through hole through which the wire passes is formed on the lower surface, it is preferable that the branch block is formed with a focusing hole communicating with the through hole on one side of the upper surface.

In addition, the branch block may include an elastic wire support piece which is inclined downward inward to one side of the inner surface on which the wire inlet groove is formed.

And, the wire support piece is coupled to the flexible waterproof member at the end, it is preferable that the waterproof member is in close contact with the outer surface of the wire when the wire is inserted into the wire insertion groove.

In addition, the building-mounted solar cell window according to the present invention is a solar cell window for converting the solar energy into electrical energy and applying the converted electrical energy to the power supply object, the solar panel is attached to a plurality of solar cells in front A battery panel, a power supply means for electrically connecting the solar cell, a power supply means electrically connected to the power supply means, and a terminal part connected to an electric wire and formed in a bar shape, and a plurality of Is coupled to the shape corresponding to the shape of the solar panel is supported on one side of the bottom surface of the solar panel on one side of the upper surface, the wire entry groove into which the wire connected to the terminal portion is inserted into one side that is not supported by the solar panel The formed bar frame and the body, the body is formed integrally with the body and the position corresponding to the wire entry groove And a frame joint including a branch block having a wire support groove formed therein and a coupling part protruding outward from one side of the body corresponding to one end of the bar frame and coupled to one end of the bar frame. The block is formed on one side of an upper surface, and when one end of the bar frame is coupled to the coupling portion, a branch groove is formed in communication with the wire entry groove of the bar frame.

The support frame of the building-mounted solar cell window according to the present invention and the building-mounted solar cell window using the same have the following effects.

First, the wire drawn out from the terminal part is inserted into the wire inlet groove formed in the support frame, and provides a branching space of the wires in which the plurality of wires are branched in the area where the wires are drawn from the outside or the area where the plurality of wires are branched. Supporting one side of the wire prevents the separation of space between the support frame and the solar panel by the wire in advance to improve the waterproofness and durability, and also in the area where the wire is drawn out or the branching area where multiple wires overlap It is possible to prevent some wires from escaping to the outside in advance to prevent the wires from being damaged by external factors and to enhance the appearance.

Second, the wire support piece is inclined inward and downward on one side of the inner surface of the support frame in which the wire entry groove is formed, and the end of the wire support piece is in close contact with one side of the outer surface of the wire, so that the wire drawn into the wire entry groove flows. The damage can be prevented, and the waterproofing efficiency can be further improved.

1 is a front view of a conventional solar cell panel

2 is a perspective view of a solar cell window according to an embodiment of the present invention

3 is an exploded perspective view showing a solar cell panel and a power supply means;

4 is a perspective view of a support frame according to an embodiment of the present invention;

5 is a perspective view of a frame joint according to an embodiment of the present invention;

6A and 6B are partial cross-sectional views illustrating a state in which a solar panel, a wire, and a gasket member are installed in a support frame according to an embodiment of the present invention.

7 is a view illustrating a state in which an electric wire is inserted into a frame joint according to another embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings, the supporting frame of the building-mounted solar cell window according to the present invention and the building-mounted solar cell window using the same will be described in detail.

Figure 2 is a perspective view schematically showing a building-mounted solar cell window according to the present invention, Figure 3 is an exploded perspective view showing the solar cell panel and the power supply means of FIG.

As shown in FIG. 2, the building-mounted solar cell window 1 according to the present invention includes a solar cell panel 10, a power supply means 20, a terminal portion 30, a support frame 40, and a gasket. It comprises a member 50 and a sealing means (60).

Here, the solar panel 10 is formed in a substantially rectangular plate shape, a plurality of solar cells 11 is attached to the front surface, serves to provide an installation space of the solar cell (11). .

The solar panel 10 may be configured to have the same size and power generation capacity according to the size of the curtain wall elevation of the building, or may be configured to have different sizes and power generation capacity. In this case, the size of the support frame 40 may also be adjusted differently according to the size and power generation capacity of the solar cell panel 10.

The solar panel 10 may be a multilayer glass type solar panel, but the present invention is not limited thereto, and both the G / G type solar panel and the multilayer glass type solar panel are applicable.

The solar cell 11 constituting the solar panel 10 may be composed of a monocrystalline (Crystalline) and polycrystalline (PolyCrystalline) silicon solar cell, an amorphous (silicon) solar cell, etc., in particular, the solar cell forming the vision of the building The panel 10 may include a thin film type amorphous module based solar cell module.

The thin film-type Amorphous-based solar cell module is to replace the glass of the curtain wall of the solar panel 10 manufactured by using commercially available solar cells to provide power generation, light and view functions However, it is a transparent and semi-transparent module with low efficiency compared to crystalline plate modules, and has great flexibility in integration with architecture.

It is apparent that such a solar cell 11 is known enough to be purchased and used commercially available to those skilled in the art and a detailed description thereof will be omitted.

The power supply means 20 is attached to the upper surface of the plurality of solar cells 11 in a predetermined pattern to connect the plurality of solar cells 11 in series, the front end is coupled to one side of the terminal portion 30 which will be described later terminal portion Electrically connected to a power supply object (not shown) provided to the outside through the 30 to provide a movement path of electricity so that electricity generated from the solar cell 11 can be moved to the power supply object (not shown) It plays a role.

It is preferable that a pattern formed of a material such as Sn + Pb + Ag, Sn + Ag, Sn + Ag + Gu is generally used as the energizing means 20. A plurality of solar cells 11 can be directly connected using a soldering iron. have.

In addition, as shown in FIG. 3, the protective film 12 is attached to the front and rear surfaces of the solar cell 11 and the electricity supply means 20, and the upper portion of the protection film 12 attached to the electricity supply means 20. By installing a light emitting window 13 to protect the solar cell 11 and the power supply means 20 from external factors such as moisture and heat to improve the durability, the protective film 12 and the light emitting window ( 13 is formed of a material having a high transmittance so that solar absorption efficiency of the solar cell 11 is not lowered.

The terminal portion 30 is formed in a substantially box shape and is installed on one side of the solar cell panel 10, one side of which is electrically connected to the electricity supply means 20, and the other side of which is a power supply object (not shown) and an electric wire. Is connected to the electricity supply means 20 and the power supply means serves to electrically connect with each other.

The support frame 40 is coupled to the outer end of the solar panel 10 serves to facilitate the installation of the solar panel 10 in the installation target area, the structure of the support frame 40 is shown in FIG. And it will be described in more detail with reference to FIG.

The gasket member 50 is formed of a soft material such as rubber, and the wire is inserted into the wire introduction groove 41 by being inserted into the wire introduction groove 41 while the wire is inserted into the wire introduction groove 41. In addition to preventing the departure from the outside serves to prevent foreign matter and moisture from entering the wire entry groove (41).

The sealing means 60 is respectively applied between the left and right ends of the gasket member 50 and the upper surface of the support frame 40 exposed to the upper portion of the gasket member 50 and the support frame 40 It serves to prevent the inflow into the interior of the support frame 40 through the gap formed in, general silicon may be used.

4 is a perspective view schematically illustrating a bar frame in a building-mounted solar cell window according to the present invention, and FIG. 5 is a perspective view schematically showing a frame mount in a building-type solar cell window according to the present invention.

As shown in FIGS. 4 and 5, the support frame 40 includes a bar frame 41 coupled to a shape corresponding to the shape of the solar panel 10, and a bar frame 41 adjacent to each other. The frame joint 42 is interposed between the bar frames 41 to allow the bar frame 41 and the bar frame 41 to be coupled to each other.

Each of the bar frames 41 is formed of an aluminum material and formed in a bar shape, and a plurality of the bar frames 41 are combined in a shape corresponding to the shape of the solar cell panel 10 and the solar cell panel 10. It is coupled to the outer end of the) serves to facilitate installation of the solar panel 10 in the installation target area.

In addition, the bar frame 41 has a wire inlet groove 41a into which a wire connecting the terminal unit 30 and a power supply object (not shown), which will be described later, is inserted into one side of an upper surface on which the solar panel 10 is not supported. Is formed, the wire entry groove (41a) is preferably formed to a depth to the extent that the plurality of wires, and the connector used to connect the wires can be drawn.

In addition, the bar frame 41 has a support protrusion 41b extending upward from the center of the upper surface, and the function of the support protrusion 41b will be described in detail with reference to FIG. 6.

The frame joint 42 has a body 42a, a branch block 42b formed integrally with the body 42a on the body 42a, and a body 42a to which one end of the bar frame 41 is coupled. It comprises a coupling portion (42c) protruding outward from one side of the, and provides a withdrawal space of the wire and the branch space of the wire in the area in which the wire is drawn or the plurality of wires branched It supports and serves to prevent some of the wires from coming off as a plurality of wires overlap.

The body 42a is formed in an inner empty box shape, and an insertion opening 42aa is formed to allow the bar frame 41 to be inserted into one side on which the coupling part 42c to be described later is formed, and the bar frames adjacent to each other. It serves to connect the 41 and the bar frame 41.

And, when the body 42a is installed in the drawing area of the wire for connecting the wire drawn out from the terminal box 30 to the power supply object provided on the outside, a through hole 42ab is formed on the bottom surface of the body 42a to draw out the wire. It is desirable to provide a furnace.

The branch block 42b has a substantially rectangular parallelepiped shape and is integrally formed with the body 42a at an upper portion of the body 42a, and a wire support groove 42ba is formed at one side corresponding to the wire entry groove of the bar frame 41. A branch groove 42bb communicating with the wire support groove 42ba is formed on one side of the upper surface to provide a branching area where a plurality of wires are branched, and by supporting one side of the plurality of wires. The wires can be prevented from escaping to the outside, and the wires are prevented from being exposed to the outside, thereby acting to make the appearance beautiful.

In addition, the branch block 42b formed integrally with the body 42a having the through hole 42ab formed on the lower surface is the focusing hole 42bc communicating with the through hole 42ab on one side of the upper surface of the branch groove 42bb. It is preferable to form a plurality of wires drawn out through the through-holes 42ab so that the plurality of wires can be easily drawn out through the through-holes 42ab.

The coupling part 42c is formed in a substantially "∪" shape, and one end of the bar frame 41 is inserted and then coupled to the bar frame 41 by bolting or welding, and the bar frame 41 and the body ( 42a) to ensure a firm bond.

6A and 6B are partial cross-sectional views illustrating a state in which a solar panel, an electric wire, and a gasket member are installed in a bar frame in a building-mounted solar cell window according to the present invention.

As shown in FIGS. 6A and 6B, the wires W are respectively inserted into the bar frames 41 so as to correspond to the wire entry grooves 41a, or the wires are formed inside the one wire entry groove 41a. This overlap prevents some wires from escaping to the outside.

Referring to the manufacturing method of the solar cell window 1 according to an embodiment of the present invention having such a configuration as follows.

First, the protective film 12 is attached to the upper portion of the solar cell panel, and then the plurality of solar cells 11 are arranged on the protective film 12 at an interval.

After arranging the energization means 20 to electrically connect the plurality of solar cells 11 attached to the upper portion of the protective film 12, the protective film 12 is disposed on the solar cell 11 and the energization means 20. Attach).

Next, the solar panel 10 is manufactured by installing the floodlight 13 on the solar cell 11 and the protective film 12 attached to the upper part of the power supply means 20, and the power supply means 20 is connected to the terminal part. After electrically connecting to 30, the terminal portion 30 to which the energization means 20 is connected is installed on one side of the solar cell panel 10.

The plurality of bar frames 41 are coupled to one side of the frame joint 42 to form the support frame 40 in a shape corresponding to that of the solar cell panel 10, and the solar cell panel 10 having the terminal part 30 installed therein. One side of the bottom surface of the outer end is supported on the upper surface of the bar frame 41 and the solar cell panel 10 and the outer surface of the solar panel 10 is supported on one side of the support protrusion 41b of the bar frame 41. Coupling the support frame 40.

As described above, one side of the solar cell panel 10 is supported on one side of the support protrusion 41b of the bar frame 41 by forming a plurality of support frames 40 in a lattice shape. 10 is to partition the installation space of each solar panel 10 to prevent the adjacent solar panel 10 and the side portions of the solar panel 10 are in contact with each other and damaged. .

When the solar panel 10 is coupled to the support frame 40, as shown in FIG. 5, a wire W connecting the terminal unit 30 and the power supply object to the wire inlet groove 41a of the support frame 40. ) And the gasket member 50 exposed to the top after forcibly fitting the gasket member 50 to the wire introduction groove 41a so that the wire W inserted into the wire introduction groove 41a does not escape to the outside. The sealing means 60 is applied between the left and right end portions of the support frame 40 and the upper surface thereof.

In addition, when a plurality of solar cell panels 10 are installed, the branched area of the wire W, ie, the branch block 42b, in which the plurality of wires overlap, such as the area 'a' shown in FIGS. 6A and 6B, In the installed area, the wire W drawn into the wire introduction groove 41a of the bar frame 41 is inserted into the wire support groove 42ba of the branch block 42b, and the wire W is adjacent to each other. ) Can be connected.

At this time, since the receiving space of the wire W is provided by the branch groove 42bb formed on the upper surface of the branch block 42b, the wires can be prevented from being separated out even when a plurality of wires overlap.

In addition, the wire (W) inserted into the wire support groove 42ba of the branch block 42b integrally formed in the body 42a having the through hole 42ab formed on the lower surface is a house formed on the upper surface of the branch block 42b. Inflow into the fast hole 42bc allows the plurality of wires W to be tied together so that the plurality of wires W are easily drawn out to the through holes 42ab.

The solar cell window 1 thus manufactured is constructed in an installation target area such as an outer wall of a building.

The basic configuration of the frame joint shown in FIG. 7 is the same as that of the embodiment of FIGS. 3 to 6A and 6B, but the fixing efficiency of the wire W inserted into the wire support groove 42ba of the branch block 42b is further improved. It is formed to be.

As shown in FIG. 7, unlike the previous embodiment, an elastic wire support piece is formed to be inclined downward from one side of an inner surface of the branch block 42b in which the wire support groove 42ba is formed.

Such a wire support piece is bent downward when the wire W is drawn through the wire support groove 42ba while the wire W is easily drawn into the wire support groove 42ba while the wire W is drawn in. When this is completed, by returning to the initial state by the elasticity is in close contact with the outer surface of the wire (W) to prevent the inflow of moisture or foreign matter into the wire support groove (42ba), the wire (W) so that the wire (W) does not flow By fixing W), there is a feature that can prevent the damage of the wire (W) due to the flow in advance.

In addition, the wire support piece is preferably coupled to the flexible waterproof member to the end in close contact with the wire (W) to improve the adhesion efficiency in close contact with the outer surface of the wire (W).

Since the rest of the structure is the same as the above-described basic embodiment, the rest of the description will be omitted.

On the other hand, the present invention described above is not limited to the above-described embodiment and the accompanying drawings, it is possible that various substitutions, modifications and changes within the scope without departing from the technical spirit of the present invention It will be apparent to those skilled in the art.

Claims

In the support frame of the building-mounted solar cell window for supporting the outer end of the solar panel including a plurality of solar cells attached to the front and a terminal portion electrically connected to the solar cell and connected to the power supply object by a wire ,

Is formed in a bar shape, a plurality of wires are coupled in a shape corresponding to the shape of the solar cell panel is supported on one side of the bottom surface of the solar cell panel on one side of the upper surface, connected to the terminal portion on at least one side of the upper surface A bar frame in which the wire entry grooves are formed; And

The body and the branch block formed integrally with the body on the upper portion of the body and the wire support groove formed in a position corresponding to the wire entry groove and protruding outward from one side of the body corresponding to one end of the bar frame And a frame joint including a coupling part coupled to one end of the bar frame.
According to claim 1, wherein the branch block is formed on one side of the upper surface, when the one end of the bar frame is coupled to the coupling portion building mounting type, characterized in that the branch groove is formed in communication with the wire entry groove of the bar frame Support frame of solar window.
The support frame of claim 1, wherein the body has a through hole through which the wire passes, and the branch block has a focusing hole communicating with the through hole on one side of the upper face.
The support frame of claim 1, wherein the branch block includes an elastic wire support piece that is inclined downward inward to one side of an inner surface of the wire inlet groove.
The building-mounted type according to claim 4, wherein the wire support piece is coupled to a flexible waterproof member at an end thereof, and the waterproof member is in close contact with the outer surface of the wire when the wire is inserted into the wire insertion groove. Support frame of battery door.
In the solar cell window for converting the solar energy into electrical energy and applying the converted electrical energy to the power supply object,

A solar panel to which a plurality of solar cells are attached to the front;

Energizing means for electrically connecting the solar cell;

A terminal portion electrically connected to the energization means and connected to a power supply means supplied from the outside and an electric wire;

Is formed in a bar shape, a plurality of wires are coupled in a shape corresponding to the shape of the solar cell panel is supported on one side of the bottom surface of the solar cell panel on one side of the upper surface, connected to the terminal portion on at least one side of the upper surface A bar frame in which the wire entry grooves are formed; And

The body, the branch block formed integrally with the body on the upper portion of the body and the wire support groove is formed in a position corresponding to the wire entry groove and protruding outward from one side of the body corresponding to one end of the bar frame And a frame joint including a coupling part coupled to one end of the bar frame,

The branch block is formed on one side of the upper surface, the building-mounted solar cell window, characterized in that the branch groove is formed in communication with the wire entry groove of the bar frame when one end of the bar frame is coupled to the coupling portion.