CN218292382U

CN218292382U - Interlayer photovoltaic curtain wall and building

Info

Publication number: CN218292382U
Application number: CN202221244302.XU
Authority: CN
Inventors: 单康康; 张松; 王申存
Original assignee: Longi Solar Technology Co Ltd
Current assignee: Longi Solar Technology Co Ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2023-01-13
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses an interbedded photovoltaic curtain and building relates to photovoltaic curtain technical field for improve the generated energy. The interlayer photovoltaic curtain wall comprises a bearing frame, an inclined supporting piece, a plurality of photovoltaic units and a cross beam auxiliary frame or a stand column auxiliary frame which are electrically connected together, the bearing frame comprises a stand column and a cross beam, the stand column is connected with the cross beam end to form the bearing frame in a surrounding mode, the inclined supporting piece is connected to the bearing frame, the inclined supporting piece is provided with an inclined supporting surface, one surface of the bearing frame, facing the inclined supporting piece, is an inclined supporting surface, the inclined supporting surface is inclined relative to the supporting surface from top to bottom in a direction far away from the supporting surface, the photovoltaic units are fixedly connected with the inclined supporting piece and the bearing frame, the photovoltaic modules of the photovoltaic units are parallel to the inclined supporting surface, the cross beam auxiliary frame is arranged on the cross beam, one side of the photovoltaic modules of the photovoltaic units is arranged on the cross beam auxiliary frame, or the stand column auxiliary frame is arranged on the stand column, and one side of the photovoltaic modules of the photovoltaic units is arranged on the stand column auxiliary frame.

Description

Interlayer photovoltaic curtain wall and building

Technical Field

The utility model relates to a photovoltaic curtain technical field especially relates to an interbedded photovoltaic curtain and building.

Background

In recent years, in response to the industrial development of national green buildings, the project requirements of photovoltaic curtain walls are continuously increased, and the building and photovoltaic industries are continuously exploring and practicing the integration of photovoltaic buildings. To crystal silicon photovoltaic curtain, prior art has the terminal box great, and is inconvenient to hide, and the wiring is walked the line inconvenient, does not walk the line cavity, overhauls inconvenient scheduling problem. And because the incident angle of sunlight is constantly changing, photovoltaic curtain is parallel to building facade fixed the setting, can't maximize the collection solar energy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an interbedded photovoltaic curtain and building for increase photic area is in order to improve the generated energy.

In order to achieve the above object, the present invention provides the following technical solutions:

in a first aspect, the utility model provides an interlayer photovoltaic curtain wall, include:

the bearing frame comprises upright posts and cross beams, and the upright posts and the cross beams are connected end to form the bearing frame in a surrounding manner;

the inclined supporting piece is connected to the bearing frame and provided with an inclined bearing surface, one surface, facing the inclined supporting piece, of the bearing frame is a bearing surface, and the inclined bearing surface inclines relative to the bearing surface in a direction away from the bearing surface from top to bottom;

the photovoltaic units are fixedly connected with the inclined supporting piece and the bearing frame, and a photovoltaic assembly of each photovoltaic unit is parallel to the inclined bearing surface;

a beam sub-frame disposed on the beam, one side of a photovoltaic module of the photovoltaic unit being mounted on the beam sub-frame, or,

the stand column auxiliary frame is arranged on the stand column, and one side of a photovoltaic assembly of the photovoltaic unit is installed on the stand column auxiliary frame.

Compared with the prior art, the utility model adopts the above technical scheme, through add inclined support piece between bearing frame and photovoltaic module, make photovoltaic module have certain inclination, increase photovoltaic module's sensitive area and photic time, improve the generated energy.

In one implementation, the photovoltaic unit includes:

the backlight surface of the photovoltaic component is provided with a junction box;

an electrical connector electrically connected to the junction box;

and the assistant frame is at least arranged on two opposite sides of the backlight surface of the photovoltaic module, and is provided with a threading hole for leading out the wire connector or the junction box.

By the arrangement, the auxiliary frame can be connected to the backlight surface of the photovoltaic module during factory processing, so that during actual installation, the photovoltaic unit is fixed behind the inclined support member by connecting the auxiliary frame with the inclined support member, and then the unfixed two sides are connected by the beam auxiliary frame or the upright post auxiliary frame, so that the photovoltaic module is reliable and convenient; when the photovoltaic component is square, the crossbeam auxiliary frame or the upright post auxiliary frame is arranged on two opposite sides of the photovoltaic component without the auxiliary frame, so that the periphery of the backlight surface of the photovoltaic component is connected with the bearing frame, and the stability of the installed curtain wall unit is improved; after the wire connector is electrically connected with the junction box included by the photovoltaic module, the wire connector or the junction box can be led out through the threading hole formed in the auxiliary frame, so that the two adjacent photovoltaic units are conveniently electrically connected (generally, the wire connector is arranged on each photovoltaic unit, and the electrical connection of the photovoltaic units can be realized by butt joint of the wire connectors of the two adjacent photovoltaic units).

In one implementation, the secondary frames are disposed on short sides of two sides of the backlight surface of the photovoltaic module.

In one implementation mode, the outer edge of each sub-frame is provided with an accommodating space, the accommodating spaces of two adjacent sub-frames on the left and right are combined to form an accommodating cavity, and the accommodating cavity is used for accommodating a wire connector and a cable; the junction box is electrically connected with the wire connector through the threading hole via a cable.

With the arrangement, the accommodating space provides space for placing the wire connector, so that the wire connector can be placed normally, and the wire connector can be effectively prevented from being exposed; after the wire connector is electrically connected with the junction box that photovoltaic module includes, the wire connector can be drawn forth through seting up the through wires hole on vice frame to make things convenient for the electricity between two adjacent photovoltaic units to be connected (usually, all dispose the wire connector on each photovoltaic unit, the electric connection that photovoltaic unit can be realized to the wire connector butt joint that two adjacent photovoltaic units have), on this basis, when improving the aesthetic property of photovoltaic curtain on the whole, can also play the guard action to the wire connector, thereby prolong the life of wire connector.

In one implementation, the secondary frame is connected to the upright column, the first end of the secondary beam frame is connected to the beam, and the second end of the secondary beam frame is abutted to one backlight surface of the photovoltaic module.

So set up, through being connected of assistant frame and stand, the realization is fixed to photovoltaic module's support, and the rethread is connected the vice frame of crossbeam on the crossbeam and to photovoltaic module's shady face butt, has improved photovoltaic module integral erection's firm degree and life.

In one implementation mode, the photovoltaic module comprises an upper cross beam decoration cover and a lower cross beam decoration cover, the cross sections of the upper cross beam decoration cover and the lower cross beam decoration cover are in a shape like a Chinese character 'ji', the upper cross beam decoration cover and the lower cross beam decoration cover are respectively connected to two adjacent cross beams from top to bottom, the upper cross beam decoration cover is abutted to one side of a light incidence surface at the upper end of the photovoltaic module, and the lower cross beam decoration cover is abutted to one side of the light incidence surface at the lower end of the photovoltaic module.

So set up, through being the style of calligraphy of designing into with the crossbeam dress trim cover to buckle to opposite direction with first bearing part second end and second bearing part second end, realize crossbeam and upper and lower adjacent photovoltaic module's being connected simultaneously.

In one implementation, the upper rail trim cover includes:

the first connecting part is fixedly connected with the cross beam;

the first end of the first bearing part is connected with the first connecting part, and the second end of the first bearing part is bent;

and the first end of the second bearing part is connected with the first connecting part, and the second end of the second bearing part is bent and has the opposite bending direction to the second end of the first bearing part.

In one implementation, the lower cross rail trim cover includes:

the second connecting part is fixedly connected with the cross beam;

a first end of the third bearing part is connected with the second connecting part, and a second end of the third bearing part is bent;

a first end of the first bearing part is connected with the first connecting part, and a second end of the first bearing part is bent in a direction opposite to the bending direction of the first end of the first bearing part; the length of the fourth bearing part is different from that of the third bearing part.

In one implementation manner, the second end of the first bearing part is bent and then forms a first limiting groove for accommodating the upper end of the photovoltaic module together with the second end of the beam auxiliary frame;

and a second limiting groove for accommodating the lower end of the photovoltaic module is formed by the second end of the third bearing part and the second end of the beam auxiliary frame after being bent.

So set up, carry out the butt through upper and lower both ends of entablature dress trim cover and bottom end rail dress trim cover to photovoltaic module's income plain noodles, based on this, realize entablature dress trim cover, bottom end rail dress trim cover and fix photovoltaic module's both sides face simultaneously with the vice frame of crossbeam respectively, further improved the fixed on the long limit of photovoltaic module, the integral erection effect is better.

In one implementation, the length of the third bearing part is greater than the length of the first bearing part.

So set up, because photovoltaic module slope is installed on bearing frame and slope support piece, consequently, the length of the third bearing part of being connected with the photovoltaic module lower extreme will be greater than the length of the first bearing part of being connected with the photovoltaic module upper end.

In one implementation manner, adhesive tapes for clamping the photovoltaic module are filled in the first limiting groove and the second limiting groove, and the adhesive tapes are arranged between the light incident surface of the photovoltaic module and the second end of the first bearing part and between the backlight surface of the photovoltaic module and the second end of the beam subframe; and the number of the first and second groups,

the adhesive tapes are arranged between the light incident surface of the photovoltaic module and the second end of the third bearing part and between the backlight surface of the photovoltaic module and the second end of the beam auxiliary frame.

So set up, can improve photovoltaic module and crossbeam subframe and second bearing part's joint strength.

In one implementation manner, the second bearing portion is provided with a plurality of through holes, and the through holes are located on one side of a backlight surface of the photovoltaic module.

So set up, realize the ventilation cooling to photovoltaic module shady face, increase the generated energy income, because can produce the heat during photovoltaic module electricity generation, cold air can get into from the bottom, discharges from the top, takes away the heat, plays for photovoltaic module ventilation cooling's effect, increases the generated energy.

In a second aspect, the present invention discloses a building, comprising:

the building facade is provided with a wall connecting piece;

the interlayer photovoltaic curtain wall is the interlayer photovoltaic curtain wall described in the first aspect; and the bearing frames of the interlayer photovoltaic curtain walls are fixedly connected with the wall connecting piece.

Compared with the prior art, the utility model provides a beneficial effect of building and the same part of beneficial effect of the layer photovoltaic curtain that the first aspect provided are not repeated.

In one implementation mode, heat preservation cotton and a back plate are arranged between the photovoltaic module and the building vertical face, the edge of the back plate is fixedly connected with the bearing frame, and the heat preservation cotton is fixedly connected to one side, opposite to the building vertical face, of the back plate.

So set up, reducible building body and external heat exchange have improved the heat preservation effect of photovoltaic curtain between this layer, can play thermal-insulated effect through photovoltaic curtain between this layer, and then can satisfy the heat preservation requirement of building, make this layer photovoltaic curtain both can carry out solar energy power generation and can regard as the building outer wall again, improved the practicality of photovoltaic curtain.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.

Fig. 1 is a front view of a photovoltaic unit of the present invention;

fig. 2 is a cross-sectional view of the photovoltaic unit of the present invention along the direction B-B;

fig. 3 is a schematic structural view of the photovoltaic module of the present invention;

fig. 4 is a top view of the photovoltaic module of the present invention;

figure 5 is a cross-sectional view of the photovoltaic unit of the present invention taken along line B-B;

FIG. 6 is a schematic structural view of the upper cross beam decorative cover of the present invention;

FIG. 7 is a schematic structural view of the lower cross beam trim cover of the present invention;

figure 8 is a side view of the inclined support member of the present invention;

figure 9 is a cross-sectional view of the inclined support member of the present invention taken along the direction C-C.

Description of reference numerals:

1-upright column; 1 a-upright column sleeve core; 1 b-seam position; 2-a cross beam; 10-a photovoltaic module; 10 a-an inclined support; 11-heat preservation cotton; 12-a back plate; 13-a cable bushing; 14-a photovoltaic cable; 15-an inverter; 100-a junction box; 20-a wire connector; 30-a sub-frame; 30 b-a containment chamber; 30 a-an adhesive; 300-threading holes; 301-a receiving space; 40-beam subframe; 50-upper beam decorative cover; 501-a first connecting part, 502-a first bearing part; 503-a second carrier part; 51-lower beam trim cover; 511-a second connection part, 512-a third carrier part; 513-a fourth carrier; 52-adhesive tape; 53-a through hole; 60-wall connectors; 70-a seal; 80-briquetting; 90-self-tapping screw.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

As shown in FIG. 1 and FIG. 2, the embodiment of the utility model discloses an interlayer photovoltaic curtain wall, include: the photovoltaic cell support frame comprises a bearing frame, an inclined support member 10a, a plurality of photovoltaic cells electrically connected together, and a beam subframe or an upright column subframe, wherein the bearing frame comprises an upright column 1 and a cross beam 2, the upright column 1 and the cross beam 2 are connected end to form the bearing frame in an enclosing manner, the inclined support member 10a is connected to the bearing frame, the inclined support member 10a is provided with an inclined bearing surface, one surface of the bearing frame, facing the inclined support member 10a, is a bearing surface, and the inclined bearing surface is inclined relative to the bearing surface of the bearing frame from top to bottom in a direction away from the bearing surface; the plurality of photovoltaic units are fixedly connected with the inclined supporting piece 10a and the bearing frame, and the photovoltaic modules 10 of the photovoltaic units are parallel to the inclined bearing surface; the beam subframe 40 is arranged on the beam 2, and one side of the photovoltaic module 10 of the photovoltaic unit is arranged on the beam subframe 40, or the column subframe is arranged on the column 1, and one side of the photovoltaic module 10 of the photovoltaic unit is arranged on the column subframe.

In the use, the utility model discloses a be connected with slope support piece 10a on the loading end that the bearer frame has, slope support piece 10 a's in-connection face is connected with the loading end of bearer frame, slope support piece 10 a's external connection face is connected with photovoltaic module 10 backlight as the slope loading end, when slope support piece 10a connects on the crossbeam, adopt the vice frame of stand with photovoltaic module 10 both sides fixed connection, when slope support piece 10a connects on stand 1, adopt the vice frame 40 of crossbeam to the both sides fixed connection of photovoltaic module 10, make photovoltaic module 10's the income plain noodles incline for the loading end of bearer frame, and form by the state that leans out from top to bottom, increase photic time and photic area.

As shown in fig. 2, in the present embodiment, a beam sub-frame 40 is adopted, the beam sub-frame 40 is disposed on the beam 2, and the long side of the photovoltaic module 10 is mounted on the beam sub-frame 40. So, through setting up crossbeam subframe 40 and connect fixedly to its long limit at photovoltaic module 10's back, effectively prevent because photovoltaic module 10 long limit is longer, easily receive the emergence of the condition of wind pressure deformation, improved the stability after the photovoltaic unit installation, be favorable to improving life and steady electricity generation.

As shown in fig. 4, the photovoltaic unit includes a photovoltaic module 10, a wire connector 20 and a sub-frame 30, a junction box 100 is installed on the backlight surface of the photovoltaic module 10, the sub-frame 30 is installed on two opposite sides of the backlight surface of the photovoltaic module 10, the sub-frame 30 is fixedly connected with an inclined support member 10a, so that the photovoltaic module 10 is parallel to the inclined bearing surface, the photovoltaic module 10 is connected with the bearing frame through the sub-frame 30, and since the sub-frame 30 is hidden on the backlight surface of the photovoltaic module 10 by the photovoltaic module 10, the sub-frame 30 is equivalent to a hidden frame when viewed from the outside, and the aesthetic property is improved; the mounting stress can be concentrated on the secondary frame 30 instead of the photovoltaic module 10 itself, so that the problems of short service life and the like of the photovoltaic module 10 caused by failure of the mounting position can be reduced; the outer edge of the sub-frame 30 is provided with an accommodating space 301, the accommodating spaces 301 of the left and right adjacent sub-frames 30 are combined to form an accommodating cavity 30b, the accommodating cavity 30b is used for accommodating the wire connector 20 and the cable which are electrically connected with the junction box 100, the sub-frame 30 is provided with a threading hole 300 which is communicated with the accommodating space 301, and the threading hole 300 is used for leading out the wire connector 20 or the junction box 100. Thus, after the wire connector 20 is electrically connected with the junction box 100, the wire connector 20 can be led out through the threading hole 300 formed in the sub-frame 30, the electrical connection of the photovoltaic units can be realized by butting the wire connectors 20 of the two adjacent photovoltaic units, the accommodating space 301 provides a placing space for the wire connector 20, a cable and the like, and the accommodating space can also be used as a space for wiring the photovoltaic units. Not only can the placement positions of the wire connectors 20 and the cables be regulated, but also the wire connectors 20 and the cables can be prevented from being exposed. The aesthetic property is improved as a whole, and the protection function can be realized on the wire connector 20, so that the service life of the wire connector 20 is prolonged.

As shown in fig. 2, the photovoltaic module 10 may be a conventional photovoltaic module 10 related to the prior art, and may be a single-glass photovoltaic module or a double-glass photovoltaic module. It generally comprises a laminated part, a frame for bearing the laminated part, and the frame can comprise a long frame and a short frame, namely the long frame and the short frame are connected end to form the frame and are clamped at the periphery of the laminated part. The photovoltaic module 10 further includes a junction box 100 disposed on a backlight surface of the laminate, and the junction box 100 is electrically connected to a lead-out wire (bus bar) of the laminate to lead out electric energy generated by the laminate.

As shown in fig. 2, the sub-frame 30 may be bonded or otherwise attached to the back side of the photovoltaic module 10, for example, the sub-frame 30 may be attached to a frame included in the photovoltaic module 10 or to a laminate included in the photovoltaic module 10. The sub-frames 30 may be fixed to the short side direction of both sides of the photovoltaic module 10 by an adhesive member 30a such as a double-sided adhesive plus a weather-resistant silicone structural adhesive.

Referring to fig. 3, in practical applications, each photovoltaic unit is provided with two connectors 20, one connector 20 is connected to the positive output terminal of the junction box 100, and the other connector 20 is connected to the negative output terminal. When a plurality of photovoltaic units are required to be electrically connected in series, the connector 20 electrically connected with the positive output end of one photovoltaic unit can be plugged with the connector 20 electrically connected with the negative output end of the other photovoltaic unit, so that the series connection is realized.

As shown in fig. 2, the specific position of the threading hole 300 formed through the sub-frame 30 may be determined according to the actual application requirement. For example, the threading hole 300 may be opened at a position of the sub-frame 30 near the junction box 100 to facilitate the wire connector 20 electrically connected to the junction box 100 to be led out through the threading hole 300. The number of the threading holes 300 may be not limited, for example, at least one threading hole is formed corresponding to one wire connector 20. The size of the threading hole is not particularly limited as long as the wire connector 20 can be led out.

In practical applications, it is generally necessary to electrically connect a plurality of photovoltaic units together, and then connect the electrical energy generated by the plurality of photovoltaic units to, for example, an inverter or a storage battery by using the connectors 20 configured on the edge of the photovoltaic units, so as to output the electrical energy generated by the plurality of photovoltaic units. While the electrical connection between a plurality of photovoltaic cells can also be realized by means of a photovoltaic cell-equipped connector 20.

As shown in fig. 1 and 2, when the sub-frame 40 is disposed on the beam 2, the sub-frame 30 is connected to the column 1, for example, tapping screws may be used to penetrate through the sub-frame 30 and then fastened to the column 1, a first end of the sub-frame 40 is connected to the beam 2, a sub-frame 40 made of 120mm long aluminum alloy is selected and mounted at a 1/4 position of the beam 2 and close to the column 1, and a plurality of sub-frames 40 are disposed at equal intervals, and a second end of the sub-frame 40 abuts against another pair of opposite sides of the backlight surface of the photovoltaic module 10, preferably connected to a long side of the photovoltaic module 10. Thus, the short sides of the photovoltaic assembly 10 are supported and fixed through the connection of the auxiliary frame 30 and the upright posts 1, the long-side backlight surfaces of the photovoltaic assembly 10 are abutted through the auxiliary beam frame 40 connected to the cross beam 2, and the sectional type auxiliary beam frame 40 can meet the stress requirement, effectively prevent the deformation of the photovoltaic assembly due to the overlong long side caused by wind pressure, and improve the stability and service life of the whole installation of the photovoltaic assembly; the ventilation and heat dissipation of the backlight surface of the photovoltaic module 10 are not hindered, and materials are saved.

As shown in fig. 5, a column sleeve core 1a is disposed in the column 1, and the upper and lower columns 1 are connected by the column sleeve core 1a, so as to ensure that the upper and lower bearing frames are on the same straight line, and have a certain amount of expansion and contraction to adapt to lateral movement of the main structure, thereby meeting the possibility of vertical movement of the columns, making the columns have deformability in their own planes, and performing sealing treatment with weather-resistant sealant at the joint position 1b of the upper and lower columns 1 to ensure sealing performance.

As shown in fig. 5, the photovoltaic unit in this embodiment further includes an upper cross beam decoration cover 50 and a lower cross beam decoration cover 51, the upper cross beam decoration cover 50 and the lower cross beam decoration cover 51 are of a structure with a cross section in a shape like a Chinese character ji, the upper cross beam decoration cover 50 and the lower cross beam decoration cover 51 are respectively connected to two adjacent cross beams 2, so that the upper cross beam decoration cover 50 abuts against the upper end long edge light incident surface of the photovoltaic module 10, and the lower cross beam decoration cover abuts against the lower end long edge light incident surface of the photovoltaic module; based on this, realize that top end rail dress trim cover 50 and bottom end rail dress trim cover 51 fix the long limit both sides face of photovoltaic module 10 simultaneously with the vice frame 40 of crossbeam respectively, further improved the fixed on the long limit of photovoltaic module 10, the whole installation effect is better. The cross beam 2 exposed to the long edge butt seam of two adjacent photovoltaic modules 10 can be hidden by the cross beam decorative cover 50.

As shown in fig. 6, in one particular embodiment, the upper rail trim cover 50 includes: the beam comprises a first connecting part 501, a first bearing part 502 and a second bearing part 503, wherein the first connecting part 501 is fixedly connected with the beam 2; a first end of the first bearing part 502 is connected with the first connecting part 501, and a second end of the first bearing part 502 is bent; a first end of the second supporting portion 503 is connected to the first connecting portion 501, and a second end of the second supporting portion 503 is bent in a direction opposite to the second end of the first supporting portion 502.

As shown in fig. 7, in one specific embodiment, the lower cross rail decorative cover 51 includes: a second connecting portion 511, a third bearing portion 512 and a fourth bearing portion 513, wherein the second connecting portion 511 is fixedly connected with the cross beam 2; the first end of the third carrying part 512 is connected with the second connecting part 511, and the second end of the third carrying part 512 is bent; a first end of the fourth carrying portion 513 is connected to the second connecting portion 511, a second end of the fourth carrying portion 513 is bent in a direction opposite to that of the second end of the third carrying portion 512, and a length of the fourth carrying portion 513 is different from that of the third carrying portion 512.

For example, the upper cross beam decorative cover 50 and the lower cross beam decorative cover 51 may be integrally formed, wherein the first connecting portion 501 and the second connecting portion 511 may specifically be connecting plates or connecting blocks, and may be fixedly connected to the cross beam 2 by welding or bolting, the first bearing portion 502 and the second bearing portion 503, and the third bearing portion 512 and the fourth bearing portion 513 are all designed in an L-shaped structure, the second end of the second bearing portion 503 is bent in a direction opposite to that of the second end of the first bearing portion 502, and the second end of the fourth bearing portion 513 is bent in a direction opposite to that of the second end of the third bearing portion 512, so that the cross sections of the upper cross beam decorative cover 50 and the lower cross beam decorative cover 51 are both in a "n" shape, wherein the photovoltaic module is fixed between the first bearing portion 502 and the third bearing portion 512, the bending angles of the second end of the first bearing portion 502 and the second end of the third bearing portion 512 may be designed as complementary obtuse angles and acute angles, so as to be attached to the upper long side edge end and the lower side edge of the photovoltaic module 10, and the length of the photovoltaic module is greater than that the first bearing portion 502 is inclined from the upper side to the lower side edge 512; the bending angles of the second end of the second carrying portion 503 and the second end of the fourth carrying portion 513 may be both 90 °, so as to be used for fixing and installing the transparent glass layer at the non-interlayer position.

In some embodiments, the second end of the first bearing portion 502 and the second end of the beam subframe 40 form a first limiting groove for accommodating the upper end of the photovoltaic module 10 after being bent; a second end of the third bearing part 512 and a second end of the beam subframe 40 form a second limiting groove for accommodating the lower end of the photovoltaic module 10 after being bent.

As shown in fig. 5, the first limiting groove and the second limiting groove are filled with adhesive tapes 52 for clamping the photovoltaic module 10, the adhesive tapes 52 are adhered between the light incident surface of the photovoltaic module 10 and the second end of the first bearing part 502, and between the backlight surface of the photovoltaic module 10 and the second end of the beam subframe 40; and between the light incident surface of the photovoltaic module 10 and the second end of the third carrying portion 512, and between the backlight surface of the photovoltaic module 10 and the second end of the beam subframe 40. In this way, the connection strength and the sealing performance of the photovoltaic module 10 with the beam sub-frame 40 and the second bearing portion 52 can be improved. The adhesive tape 52 may be an epdm adhesive tape or other adhesive tape having the same function, and is not limited herein.

As shown in fig. 5, the first carrying portion 502 and the third carrying portion 512 are both provided with a plurality of through holes 53, and the through holes are located on the backlight side of the photovoltaic module 10. Therefore, ventilation and heat dissipation of the backlight surface of the photovoltaic module 10 are achieved, the benefit of generated energy is increased, heat can be generated when the photovoltaic module 10 generates electricity, cold air can enter from the through hole 53 of the third bearing part 512 at the bottom of the photovoltaic module 10 and is discharged from the through hole 53 of the first bearing part 502 at the top, heat is taken away, the ventilation and heat dissipation effects of the photovoltaic module 10 are achieved, and the generated energy is increased. In addition, the through holes 53 also have a function of draining water, and if a small amount of rainwater enters the cavity on the back of the photovoltaic module 10 through the through holes 53 formed in the second bearing part 52, the rainwater can be drained to the outdoor side through the through holes 520 formed in the lower cross beam decorative cover 60 on the bottom.

In a second aspect, an embodiment of the present invention discloses a building, including: the building comprises a building vertical face and an interlayer photovoltaic curtain wall, wherein a wall body connecting piece 60 is arranged on the building vertical face, and the interlayer photovoltaic curtain wall is the interlayer photovoltaic curtain wall described in the first aspect; the bearing frames of the photovoltaic curtain walls among the layers are fixedly connected with the wall body connecting piece 60.

By adopting the scheme, the building comprises the interlayer photovoltaic curtain wall described in the first aspect, the photovoltaic unit is arranged on a building vertical surface, and the inclined support piece is additionally arranged between the bearing frame and the photovoltaic component 10, so that the photovoltaic component 10 has a certain inclination angle, the light receiving area and the light receiving time are increased, and the power generation capacity is improved; the wire connector 20 can be led out through a threading hole formed in the auxiliary frame 30 so as to facilitate the electrical connection between two adjacent photovoltaic units, the placement of the wire connector 20 is standardized, the wire connector 20 can be effectively prevented from being exposed, the auxiliary frame 30 can be hidden in a space between the photovoltaic module 10 and a building surface by the photovoltaic module 10, and the auxiliary frame 30 is equivalently a hidden frame when viewed from the outside of the interlayer photovoltaic curtain wall, so that the attractiveness of the photovoltaic curtain wall is integrally improved; and through setting up the vice frame of crossbeam and connect fixedly at photovoltaic module 10's back to its long limit, effectively prevent the emergence of the condition that receives the wind pressure deformation, improved the stability after the curtain unit installation, be favorable to lasting the electricity generation.

As shown in fig. 2, for example, the upright 1 in the load-bearing frame is fixedly connected with the wall connecting member 60, the wall connecting member 60 may be a galvanized steel plate bent adapter, the end of the cross beam 2 is fixedly connected with the upright 1 through an adapter angle aluminum, and a sealing treatment should be performed on a glue joint between the cross beam 2 and the upright 1 by using a weather-resistant sealant, and the fastening connection may be in various manners, for example, M6 × 100 stainless steel bolt groups may be used for connection and fixation, which is not limited specifically herein.

As shown in fig. 2, 8 and 9, the inclined supporting member 10a is a structure in which the inner connecting surface is inclined with respect to the outer connecting surface, in this embodiment, the inclined supporting member 10a has a U-shaped groove and a right trapezoid structure on the side surface, the opening side of the inclined supporting member 10a is used as the inner connecting surface to be connected to the upright post 1, and the two sides of the U-shaped groove and the two sides of the upright post 1 are clamped and fixed by the bolt set; based on this, the sub-frames 30 of two adjacent photovoltaic units are simultaneously connected with the inclined bearing surface of the inclined support member 10a, for example, a T-shaped pressing block 80 may be arranged in the accommodating cavity 30b, and two wings of the T-shaped pressing block 80 respectively abut against the inner sides of two adjacent sub-frames 30. At this time, the T-shaped pressing block 80 is penetrated by a tapping screw 90, for example, and then is fastened to the inclined support 10 a.

As shown in fig. 2, in actual installation, a gap exists between the photovoltaic modules 10 included in two adjacent photovoltaic units; the connector 20 enters/exits the housing chamber 30b through the slit. The connectors 20 correspondingly configured to two adjacent photovoltaic units can be pulled out of the accommodating cavity 30b through the gaps at the same time, and then pulled back into the accommodating cavity 30b through the gaps after being butted. When the gap is less, can not satisfy connector 20 and pass through to outdoor convenient wiring, can adjust photovoltaic module 10 and suitably remove about and increase the gap for connector 20 can pass through. According to above application process, the utility model provides an interlaminar photovoltaic curtain wall has wire connector 20 simple to operate's characteristics. Upon this, the gap is sealed with a sealing member 70 such as a foam bar and sealant.

As shown in fig. 2 and 5, heat insulation cotton 11 and a back plate 12 are arranged between the photovoltaic module 10 and the building facade, the edge of the back plate 12 is fixedly connected with the cross beam 2 and the upright post 1 respectively, and the heat insulation cotton 11 is fixedly connected to one side of the back plate 12 opposite to the building facade. So, reducible building body and external heat exchange have improved the heat preservation effect of photovoltaic curtain between layer, can play thermal-insulated effect through photovoltaic curtain between this layer, and then can satisfy the heat preservation requirement of building, make photovoltaic curtain between this layer both can carry out solar energy power generation and can regard as the building outer wall again, improved photovoltaic curtain's practicality. An aluminum back plate with the thickness of 2mm can be adopted on site, heat-insulating cotton 11 with the thickness of 50mm is arranged behind the aluminum back plate, and the periphery of the joint of the aluminum back plate, the cross beam 2 and the upright post 1 is sealed by using a sealing element 70 such as a foam rod, weather-resistant sealant and the like; for improving sealed effect, there is the hem design around the aluminium backplate, is convenient for beat all around and glues sealedly, prevents that steam from entering into indoorly.

Besides, as shown in fig. 5, when a plurality of photovoltaic units are connected in series and the inverter 15 needs to be accessed, holes can be punched through the back plate 12, and the cable sleeve 13 is installed, so that the photovoltaic cable 14 can enter the indoor beam bottom area through the cable sleeve 13 and access the inverter 15. When the photovoltaic cable needs to stride the layer, the priority is gone on at the seam position 1b of stand cover core 1a, strides the layer threading through stand cover core 1a to practical, convenient mode realizes the photovoltaic and walks the line wiring demand.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. An interlayer photovoltaic curtain wall is characterized by comprising:

the inclined support piece is connected to the bearing frame and provided with an inclined bearing surface, one surface of the bearing frame, facing the inclined support piece, is a bearing surface, and the inclined bearing surface is inclined relative to the bearing surface in a direction away from the bearing surface from top to bottom;

the photovoltaic units are fixedly connected with the inclined support piece and the bearing frame, and a photovoltaic assembly of each photovoltaic unit is parallel to the inclined bearing surface;

2. The interlayer photovoltaic curtain wall of claim 1, wherein the photovoltaic cells comprise:

an electrical connector electrically connected to the junction box;

3. The interlayer photovoltaic curtain wall of claim 2, wherein the sub-frames are disposed on short sides of both sides of the backlight surface of the photovoltaic module.

4. The interlayer photovoltaic curtain wall as claimed in claim 2 or 3, wherein the outer edge of the sub-frames is provided with accommodating spaces, the accommodating spaces of the two sub-frames adjacent to each other on the left and right are combined to form an accommodating cavity, and the accommodating cavity is used for accommodating a wire connector and a cable; the junction box is electrically connected with the wire connector through the threading hole via a cable.

5. The interlayer photovoltaic curtain wall of claim 4, wherein the sub-frames are connected to the columns, the first ends of the beam sub-frames are connected to the beams, and the second ends of the beam sub-frames are abutted against one edge backlight surface of the photovoltaic module.

6. The interlayer photovoltaic curtain wall as claimed in claim 1, further comprising an upper cross beam decoration cover and a lower cross beam decoration cover with a cross section in a shape like a Chinese character 'ji', wherein the upper cross beam decoration cover and the lower cross beam decoration cover are respectively connected to two adjacent cross beams, the upper cross beam decoration cover abuts against one side of the upper end light incident surface of the photovoltaic module, and the lower cross beam decoration cover abuts against one side of the lower end light incident surface of the photovoltaic module.

7. The interlayer photovoltaic curtain wall of claim 6, wherein the upper beam trim cover comprises:

the first connecting part is fixedly connected with the cross beam;

8. The interlayer photovoltaic curtain wall of claim 7, wherein the lower beam trim cover comprises:

the second connecting part is fixedly connected with the cross beam;

9. The interlayer photovoltaic curtain wall of claim 8, wherein the second end of the first bearing part is bent to form a first limiting groove with the second end of the beam subframe for accommodating the upper end of the photovoltaic module;

10. The interlayer photovoltaic curtain wall of claim 9, wherein the length of the third load bearing part is greater than the length of the first load bearing part.

11. The interlayer photovoltaic curtain wall of claim 10, wherein adhesive tapes for clamping the photovoltaic module are filled in the first limiting groove and the second limiting groove, and the adhesive tapes are arranged between the light incident surface of the photovoltaic module and the second end of the first bearing part and between the backlight surface of the photovoltaic module and the second end of the beam subframe; and the number of the first and second groups,

12. The interlayer photovoltaic curtain wall of claim 8, wherein the first bearing part and the third bearing part are respectively provided with a plurality of through holes, and the through holes are positioned on one side of a backlight surface of the photovoltaic module.

13. A building, comprising:

the building facade is provided with a wall connecting piece;

the interlayer photovoltaic curtain wall as claimed in any one of claims 4 to 12; and the bearing frames of the interlayer photovoltaic curtain walls are fixedly connected with the wall connecting piece.

14. The building of claim 13, wherein heat insulation cotton and a back plate are arranged between the photovoltaic modules of the interlayer photovoltaic curtain wall and the building vertical face, the edge of the back plate is fixedly connected with the bearing frame, and the heat insulation cotton is fixedly connected to one side of the back plate opposite to the building vertical face.