CN208062080U - A kind of solar energy photovoltaic glass - Google Patents

Abstract

The utility model discloses a kind of solar energy photovoltaic glass, it includes glass body and clad, and the clad compound top and bottom for being wrapped in glass body are bonded between glass body and clad by sealant layer.The structure of glass body is followed successively by the double matte glassy layers of ultrawhite toughened glass layer, tempering, heat dissipating layer, silicon solar cell plate, PVB intermediate gelatine layers and toughened glass layer from outside to inside, wherein heat dissipating layer is cavity structure, heat dissipating layer forms by being fixedly connected by edge sealing between matte glassy layer and silicon solar cell plate by tempering is double, and heat emission hole is offered on edge sealing.The utility model has the beneficial effects that can automatically adjust according to sun light intensity, be conducive to ensure that having sufficient luminous energy to also help prevents temperature from infinitely increasing；With good seal, avoid polluting because leaking into air；There is good heat sinking function simultaneously, reduce the temperature of solar panel, improve service life.

Description

A kind of solar energy photovoltaic glass

Technical field

The utility model is related to photovoltaic glass technical fields, more particularly, to a kind of solar energy photovoltaic glass.

Background technology

Determine the factor of crystal silicon solar-energy photovoltaic battery efficiency for the various changes with light energy conversion efficiency because most important to determine It is the crystal silicon technology in photoelectric subassembly to determine factor, is secondly the photovoltaic glass in protection photoelectric subassembly, when can not be long due to crystal silicon Between be exposed to the external environment, photovoltaic glass is current protection one of crystal silicon and the higher optimal material of itself light transmittance, therefore The optical signature of photovoltaic glass be the outer big important change of crystal silicon technology because.However the optical characteristics for keeping and improving photovoltaic glass is special Property more than exploitation high-conversion rate crystal silicon come be easy, cost is much lower, so developing and producing the higher photovoltaic of light transmittance Glass, no matter component manufacturer or the demand in terminal market are all very urgent.

Effort is all done in the translucency for raising photovoltaic glass by major part photovoltaic glass producer at present, but due to existing For the visual transparency of ultrawhite glass 90% or more, the space of raising is little, increases by one layer using the principle of interference of light The way of anti-reflection film is at most also the effect that can play anti-reflection 3%, cannot fully meet industry requirement.

Simultaneously as the temperature effect of solar-energy photo-voltaic cell, with the raising of temperature, the conversion of solar-energy photo-voltaic cell Efficiency declines.In addition to winter, the temperature of solar-energy photo-voltaic cell generally reaches 70-80 DEG C, at this time the reality of solar-energy photo-voltaic cell Border generating efficiency substantially reduces, and when summer temp is high, the local temperature of solar-energy photo-voltaic cell is even up to 100 DEG C or more, too The generating efficiency of positive energy photovoltaic cell is even more to substantially reduce.

Utility model content

To solve the above-mentioned problems, the utility model proposes a kind of solar energy photovoltaic glass.

To achieve the goals above, the utility model adopts the following technical solution：A kind of solar energy photovoltaic glass, the glass Include glass body and clad, the compound top and bottom for being wrapped in glass body of clad, glass body and clad Between bonded by sealant layer.

The structure of the glass body is followed successively by the double matte glassy layers of ultrawhite toughened glass layer, tempering, heat dissipation from outside to inside Layer, silicon solar cell plate, PVB intermediate gelatine layers and toughened glass layer, wherein heat dissipating layer are cavity structure, and heat dissipating layer is by the double suedes of tempering It is fixedly connected and formed by edge sealing between surface glass layer and silicon solar cell plate, heat emission hole is offered on edge sealing.

Compound in the PVB intermediate gelatine layers to be provided with photosensitive discoloration layer, which is 0.025- 0.045mm。

Further, the double matte glassy layers of the ultrawhite toughened glass layer, tempering, heat dissipating layer, silicon solar cell plate, PVB Intermediate gelatine layer and toughened glass layer are arranged in parallel.

Further, the clad is aluminized plastic film or glass fabric.

Further, the sealant layer is hot melt butyl rubber.

Further, the thickness of the ultrawhite toughened glass layer is 5-10mm.

Further, the thickness of the double matte glassy layers of the tempering is 0.5-1mm.

Further, the thickness of the heat dissipating layer is 3-7mm.

Further, the thickness of the PVB intermediate gelatine layers is 0.3-0.8mm.

Further, the thickness 1-5mm of the toughened glass layer.

Further, the clad has compound package in the positive and negative of glass body and two sides.

Compared with prior art, the beneficial effects of the utility model are：

1, it by the way that photosensitive discoloration layer is arranged, is filtered or enhances according to the power of sunray, not only improve guarantee Having sufficient luminous energy to also help prevents temperature from infinitely increasing；

2, by the way that heat emission hole is arranged on edge sealing, sunshine heat and silicon solar cell that will be injected into from glass front The heat that plate generates is discharged to by heat emission hole in air, is achieved the purpose that the utility model glass radiates, is improved making for glass Use the service life；

3, external setting clad and sealant layer, constitute the sealing structure of glass entirety, being capable of effective reinforcing glass Sealing performance, ensure its seal, avoid polluting because leaking into air, prevent from failing.

Description of the drawings

Fig. 1 is the appearance diagram of the utility model；

Fig. 2 is the A-A sectional views of the utility model embodiment；

Fig. 3 is the B-B sectional views of the utility model embodiment；

Reference sign：1- ultrawhite toughened glass layers；The double matte glassy layers of 2- tempering；3- heat dissipating layers；4- silicon sun electricity Pond plate；5- PVB intermediate gelatine layers；6- photosensitive discoloration layers；7- toughened glass layers；8- sealant layers；9- clads；10- edge sealing；11- Heat emission hole.

Specific implementation mode

For a clearer understanding of the technical features, objectives and effects of the utility model, existing control description of the drawings Specific embodiment of the present utility model, but the scope of protection of the utility model be not limited to it is as described below.

As shown in Fig. 1 ~ Fig. 3, the utility model provides a kind of solar energy photovoltaic glass, which includes glass body With clad 9, the compound top and bottom for being wrapped in glass body of clad 9 pass through sealing between glass body and clad 9 Glue-line 8 bonds.In the present embodiment, it is preferable that the clad 9 is aluminized plastic film or glass fabric；The sealant layer 8 To heat butyl rubber.

It should be noted that clad 9 has protective action to sealant layer 8, it can effectively delay the mistake of sealant layer 8 Imitate aging；And butyl rubber is heated as the original material of sealant layer 8, it derives from a wealth of sources, technical maturity, strong applicability.

Clad 9 and sealant layer 8 collectively form the sealing structure of glass entirety, are capable of the leakproofness of effective reinforcing glass Can, ensure its seal, avoids polluting because leaking into air, prevent glass from failing.

As shown in Figure 2 and Figure 3, it is double to be followed successively by ultrawhite toughened glass layer 1, tempering from outside to inside for the structure of the glass body Matte glassy layer 2, heat dissipating layer 3, silicon solar cell plate 4, PVB intermediate gelatine layers 5 and toughened glass layer 7, wherein heat dissipating layer 3 are cavity Structure, heat dissipating layer 3 are sealed by being formed by edge sealing 10 is fixedly connected between the double matte glassy layers 2 of tempering and silicon solar cell plate 4 Heat emission hole 11 is offered on side 10；It is compound in the PVB intermediate gelatine layers 5 to be provided with photosensitive discoloration layer 6.

It should be noted that on edge sealing 10 be arranged heat emission hole 11, by the sunshine heat injected into from glass front with The heat that silicon solar cell plate 4 generates is discharged to by heat emission hole 11 in air, achievees the purpose that the utility model glass radiates, Improve the service life of glass.

It, can will be from ultrawhite toughened glass layer 1, the double matte glass of tempering it should be noted that by the way that photosensitive discoloration layer 6 is arranged The sunray that the transmission of glass layer 2 is come in is filtered or enhances, and not only improves and ensures that having sufficient luminous energy to also help prevents Temperature infinitely increases.

As shown in Figure 2 and Figure 3, in the present embodiment, it is preferable that 6 thickness of the photosensitive discoloration layer is 0.025-0.045mm.

As shown in Figure 2 and Figure 3, in the present embodiment, it is preferable that the double matte glassy layers of the ultrawhite toughened glass layer 1, tempering 2, heat dissipating layer 3, silicon solar cell plate 4, PVB intermediate gelatine layers 5 and toughened glass layer 7 are arranged in parallel.

As shown in Figure 2 and Figure 3, in the present embodiment, it is preferable that the thickness of the ultrawhite toughened glass layer 1 is 5-10mm.

As shown in Figure 2 and Figure 3, in the present embodiment, it is preferable that the thickness of the tempering pair matte glassy layer 2 is 0.5-1mm.

As shown in Figure 2 and Figure 3, in the present embodiment, it is preferable that the thickness of the heat dissipating layer 3 is 3-7mm.

As shown in Figure 2 and Figure 3, in the present embodiment, it is preferable that the thickness of the PVB intermediate gelatine layers 5 is 0.3-0.8mm.

As shown in Figure 2 and Figure 3, in the present embodiment, it is preferable that the thickness 1-5mm of the toughened glass layer 7.

As shown in Figure 2 and Figure 3, in the present embodiment, it is preferable that positive and negative and two sides of the clad 9 in glass body There is compound package.

Describe the technical principle of the utility model above in association with specific embodiment, disclosed is only the utility model compared with Good embodiment cannot limit the interest field of the utility model with this certainly, therefore according to the utility model claims Made by equivalent variations, still fall within the scope of the utility model.

Claims (10)

1. a kind of solar energy photovoltaic glass, which includes glass body and clad（9）, clad（9）It is compound to be wrapped in The top and bottom of glass body, glass body and clad（9）Between pass through sealant layer（8）It bonds, it is characterised in that：

The structure of the glass body is followed successively by ultrawhite toughened glass layer from outside to inside（1）, the double matte glassy layers of tempering（2）, dissipate Thermosphere（3）, silicon solar cell plate（4）, PVB intermediate gelatine layers（5）And toughened glass layer（7）, wherein heat dissipating layer（3）For cavity knot Structure, heat dissipating layer（3）By the double matte glassy layers of tempering（2）With silicon solar cell plate（4）Between pass through edge sealing（10）Be fixedly connected and Composition, edge sealing（10）On offer heat emission hole（11）；The PVB intermediate gelatine layers（5）It is interior compound to be provided with photosensitive discoloration layer（6）.

2. a kind of solar energy photovoltaic glass as described in claim 1, it is characterised in that：The photosensitive discoloration layer（6）Thickness is 0.025-0.045mm。

3. a kind of solar energy photovoltaic glass as described in claim 1, it is characterised in that：The ultrawhite toughened glass layer（1）, steel Change double matte glassy layers（2）, heat dissipating layer（3）, silicon solar cell plate（4）, PVB intermediate gelatine layers（5）And toughened glass layer（7）It is flat Row setting.

4. a kind of solar energy photovoltaic glass as described in claim 1, it is characterised in that：The clad（9）For aluminized plastic Film or glass fabric；The sealant layer（8）To heat butyl rubber.

5. a kind of solar energy photovoltaic glass as described in claim 1, it is characterised in that：The ultrawhite toughened glass layer（1）'s Thickness is 5-10mm.

6. a kind of solar energy photovoltaic glass as described in claim 1, it is characterised in that：The double matte glassy layers of the tempering（2） Thickness be 0.5-1mm.

7. a kind of solar energy photovoltaic glass as described in claim 1, it is characterised in that：The heat dissipating layer（3）Thickness be 3- 7mm。

8. a kind of solar energy photovoltaic glass as described in claim 1, it is characterised in that：The PVB intermediate gelatine layers（5）Thickness For 0.3-0.8mm.

9. a kind of solar energy photovoltaic glass as described in claim 1, it is characterised in that：The toughened glass layer（7）Thickness 1-5mm。

10. a kind of solar energy photovoltaic glass as described in claim 1, it is characterised in that：The clad（9）In glass body Positive and negative and two sides have compound package.