CN209104159U - Solar components and solar energy curtain wall - Google Patents

Abstract

The utility model embodiment is related to solar energy generation technology field, provide a kind of solar components and solar energy curtain wall, solar components provided by the embodiment of the utility model, comprising: be arranged in parallel and at interval backboard and foreboard, backboard is towards being provided with battery chip unit in the one side of foreboard；Solar components further include being correspondingly arranged with battery chip unit and the light guide between battery chip unit and foreboard, and light guide is for making incident light rays be irradiated to battery chip unit.The opposite side for the backboard for being provided with battery chip unit is provided with foreboard, and is provided with light guide between foreboard and backboard, improves the light income of battery chip unit, and then improve the incident photon-to-electron conversion efficiency of solar components.

Description

Solar components and solar energy curtain wall

Technical field

The utility model relates to solar energy generation technology fields, more particularly, to a kind of solar components and solar energy curtain Wall.

Background technique

Solar energy is expanding rapidly it as cleaning, safe, the sustainable and reliable energy, solar energy photovoltaic system Application in terms of the energy and industrial technology exploitation.Solar components can replace some building structures such as solar energy glass component Part, such as building wall, roof and window etc..Install solar energy curtain wall novel building we be known as integrated photovoltaic (BIPV) it builds.Such whole building building has the function of converting the solar into electric energy, and becoming one can independent operating or simultaneously The Compact Power Plant of net, can be convenient people using independently of power grid clean electric energy.

In order to allow sunlight to enter interior by solar energy curtain wall, existing solar energy curtain wall is mostly in solar energy group Light transmission part is etched in whole power-generating chip of part, thus the light-transmitting component of forming portion distribution electricity, partial light permeability, due to power generation The effective generating area of chip reduces, and received light energy is low, and the generating efficiency so as to cause existing solar energy curtain wall is low.

Utility model content

The utility model embodiment is designed to provide a kind of solar components and solar energy curtain wall, with alleviate it is existing too The positive energy received light energy of component is low, the low technical problem of generating efficiency.

In a first aspect, a kind of solar components provided by the embodiment of the utility model, comprising: be arranged in parallel and at interval back Plate and foreboard, the backboard is towards being provided with battery chip unit in the one side of the foreboard；

The solar components further include being correspondingly arranged with the battery chip unit and being located at the battery chip unit With the light guide between the foreboard, the light guide is for making incident light rays be irradiated to the battery chip unit.

Optionally, the light guide includes the incidence surface and light-emitting surface being oppositely arranged, the incidence surface towards the foreboard, The light-emitting surface is towards the battery chip unit on the backboard, and the battery chip unit is located at the light-emitting surface and exists In projection on the backboard；

The light guide further includes reflective surface, and the reflective surface intersects with the incidence surface and light-emitting surface respectively, and being used for will It is injected from the incidence surface and the light being radiated on the reflective surface is reflected towards the light-emitting surface.

Optionally, reflective coating is provided on the reflective surface.

Optionally, the reflective coating is plating silverskin, aluminizer or silver-plated chromium film.

Optionally, the light guide is strip, and the shape of cross section is right-angled trapezium, and the width of the incidence surface is greater than The width of the light-emitting surface, bottom of the reflective surface respectively with the incidence surface and the light-emitting surface intersect vertically.

Optionally, the width of the battery chip unit is equal to the width of the light-emitting surface.

Optionally, the quantity of the battery chip unit and the light guide is multiple；Multiple battery chip units It is parallel to each other and is spaced setting, and corresponded respectively with the multiple light guides being disposed adjacent.

Optionally, the solar components include the first busbar, the second busbar and terminal box, the battery chip list The both ends of member are connect with first busbar and the second busbar respectively, and first busbar and the second busbar are and institute State terminal box connection.

Optionally, pass through bulkhead interval, the bulkhead and the foreboard and the back between the backboard and the foreboard Plate is connected by glue-line；

Structure glue is additionally provided between the backboard and the foreboard, the structure glue is located at the outside of the bulkhead.

Second aspect, a kind of solar energy curtain wall provided by the embodiment of the utility model, including above-mentioned solar components.

The utility model embodiment bring it is following the utility model has the advantages that

In solar components provided by the embodiment of the utility model, it is being provided with the opposite of the backboard of battery chip unit Side is provided with foreboard, and light guide is provided between foreboard and backboard.Sunlight from the lateral surface of foreboard inject, then into Enter into light guide, light guide can change the direction of propagation of incident light, make not shining according to the direction of propagation of incident light originally The incident light on battery chip unit is penetrated, is radiated on battery chip unit after light guide, emergent light can be converged, The light income of battery chip unit is improved, and then improves the incident photon-to-electron conversion efficiency of solar components.

Compared with the relevant technologies, the foreboard of solar components provided by the embodiment of the utility model and backboard interval are arranged, And it is provided between for changing incident light propagation path, more incident lights is allowed to be irradiated on battery chip unit Light guide so that the light quantity that receives on photovoltaic power generation chip increases, the electric energy converted by battery chip unit just with Increase, generating efficiency is higher.

Other features and advantages of the utility model will illustrate in the following description, also, partly from specification In become apparent, or understood and implementing the utility model.The purpose of this utility model and further advantage are illustrating Specifically noted structure is achieved and obtained in book, claims and attached drawing.

To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and Cooperate appended attached drawing, is described in detail below.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it can also be obtained according to these attached drawings other attached drawings.

Fig. 1 is the schematic diagram of solar components provided by the embodiment of the utility model；

Fig. 2 is a kind of light path schematic diagram of solar components provided by the embodiment of the utility model；

Fig. 3 is another light path schematic diagram of solar components provided by the embodiment of the utility model；

Fig. 4 is the sectional view of the light guide of solar components provided by the embodiment of the utility model；

Fig. 5 is the front view of solar components provided by the embodiment of the utility model；

Fig. 6 is the left view of solar components provided by the embodiment of the utility model.

Icon: 100- foreboard；200- light guide；210- incidence surface；220- light-emitting surface；230- reflective surface；240- Transparent surface；300- backboard；310- battery chip unit；400- bulkhead；500- structure glue；The first busbar of 610-； The second busbar of 620-；700- terminal box.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill all other embodiment obtained without making creative work belongs to practical Novel protected range.

In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ", " right side ", "vertical", "horizontal", "inner", "outside" etc., the orientation or positional relationship of instruction are orientation based on the figure or position Relationship is set, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning It must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.This Outside, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply relatively heavy The property wanted.

In addition, in the description of the utility model embodiment unless specifically defined or limited otherwise, term " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary Connection inside element.For the ordinary skill in the art, it can understand that above-mentioned term is practical at this with concrete condition Concrete meaning in novel.

As Figure 1-Figure 2, solar components provided by the embodiment of the utility model, comprising: be arranged in parallel and at interval Backboard 300 and foreboard 100, backboard 300 is towards being provided with battery chip unit 310 in the one side of foreboard 100；

Solar components further include the light guide 200 for being irradiated to incident light rays on battery chip unit 310, are led Body of light 200 is between backboard 300 and foreboard 100.

As shown in Figure 1, the lateral surface of foreboard 100 is towards the sun, for receiving sunlight, backboard 300 and foreboard 100 are flat Row, and there is gap between backboard 300 and foreboard 100, light guide 200 is located in the gap.Light guide 200 is light transmission Optical device, by the incident light of light guide 200, its direction of propagation will change, and emergent light will be towards battery chip unit 310.Sunlight is injected from the lateral surface of foreboard 100, and then into light guide 200, light guide 200 can change incident light The direction of propagation, make that incident light on battery chip unit 310 can not be radiated at according to the direction of propagation of incident light originally, passing through After crossing light guide 200, emergent light can be radiated on battery chip unit 310, improve the light of battery chip unit 310 Amount, and then improve the incident photon-to-electron conversion efficiency of solar components.

Light guide 200 includes the incidence surface 210 and light-emitting surface 220 that are oppositely arranged, and incidence surface 210 is towards foreboard 100, light out Face 220 is towards the battery chip unit 310 on backboard 300, and battery chip unit 310 is located at light-emitting surface 220 on backboard 300 Projection in；Light guide 200 further includes reflective surface 230, and reflective surface 230 intersects with incidence surface 210 and light-emitting surface 220 respectively, is used In will be injected from incidence surface 210 and the light that is radiated on reflective surface 230 is reflected towards light-emitting surface 220.

Its principle is illustrated by taking the solar components use state as an example, solar components are vertically arranged, i.e., before Plate 100 and backboard 300 are all vertically arranged, and sunlight is radiated on foreboard 100 with certain elevation angle, and incident light is with right The incident angle for the solar elevation answered enters in foreboard 100, and after unirefringence, emergent light enters light guide 200 It is interior.From foreboard 100 project light entered in light guide 200 from incidence surface 210, portion of incident light reflect after directly from out Smooth surface 220 projects, and is radiated on battery chip unit 310；And portion of incident light is first radiated on reflective surface 230, is then passed through The reflex of reflective surface 230, again then directive light-emitting surface 220 is radiated at battery chip unit from the injection of light-emitting surface 220 On 310.The area of light-emitting surface 220 is more than or equal to the area of battery chip unit 310, so that 310 light-receiving surface of battery chip unit On each position can receive from light guide 200 project light.

Reflective coating is provided on reflective surface 230, reflective coating is used to prevent the light into light guide 200 from reflective surface 230 project.

Reflective coating can be silver-plated film, aluminizer or silver-plated chromium film.

By reflective coating be plating silverskin for, specifically, the reflective surface 230 of light guide 200 is carried out it is silver-plated, formed it is silver-plated Mirror surface prevents the incident light for entering light guide 200 from transmiting and going out from reflective surface 230, reduces to increase the reflection of light Transmission light quantity increases reflection light quantity, so that the light quantity for being reflected into light-emitting surface 220 increases.

As Figure 3-Figure 4, light guide 200 is strip, and the shape of cross section is right-angled trapezium, the width of incidence surface 210 Degree is greater than the width of light-emitting surface 220, and the width of incidence surface 210 is greater than the width of light-emitting surface 220, reflective surface 230 respectively with enter light Face 210 and the bottom of light-emitting surface 220 intersect vertically.

Specifically, light guide 200 be strip, and the cross section of light guide 200 be right-angled trapezium, from width it is biggish enter light The refraction of certain angle can occur to 220 direction of light-emitting surface, partially penetrate from incidence surface 210 for the incident light that face 210 enters Refraction light direct irradiation out is on light-emitting surface 220, and remaining part refraction light will be radiated on reflective surface 230, passes through It is fallen on light-emitting surface 220 after primary transmitting, so that battery can be radiated at the sunlight of certain ranges of incidence angles incidence On blade unit 310.The design of light guide 200 makes solar components can adapt to different solar elevations.

In one alternate embodiment, the width of incidence surface 210 is 2 times of 220 width of light-emitting surface, and light guide 200 can The light that will be about 2 times of 310 surface areas of battery chip unit converges to thereon.The degree at the base angle of right-angled trapezium is 40-50 Degree enables light guide 200 to capture the sunlight that solar elevation is 30-80 degree.Because solar elevation 30-80 degree it Between when, the illumination quality of sunlight is preferable.Solar elevation may be implemented in solar components provided by the embodiment of the utility model Light between 30-80 degree is pooled on battery chip unit 310.As shown in Figure 3, wherein illustrating solar elevation is The optical path for the incident light that 80 degree and solar elevation are 30, wherein a is the optical path that solar elevation is 80 degree of incident lights, and b is too The optical path for the incident light that positive elevation angle is 30 degree.Foreboard 100, the positional relationship of back plate and light guide 200 and their structure ruler It is very little to be reflected according to the convergence path of light, be totally reflected being calculated for angle, determine the position angle of light guide 200 Degree, produces transparent body light guide 200.

In one alternate embodiment, the width of battery chip unit 310 is equal to the width of light-emitting surface 220, makes from light out Face 220 is projected illumination and is mapped on battery chip unit 310, and light loss is few, and light utilization efficiency is high.

The quantity of battery chip unit 310 and light guide 200 is multiple；Multiple battery chip units 310 be parallel to each other and Interval setting, and corresponded respectively with the multiple light guides 200 being disposed adjacent.

Specifically, battery chip unit 310 and light guide 200 are in a strip shape, from solar components on one side to opposite Another side, multiple battery chip units 310 are parallel and what is be spaced is arranged on the medial surface of backboard 300, and multiple light guides 200 Parallel and continuous arrangement between foreboard 100 and backboard 300 on.The adjacent battery of 220 face of light-emitting surface of light guide 200 Chip unit 310.Can arrange a fairly large number of battery chip unit 310 using the design, on backboard 300, take full advantage of The sunlight of convergence, to improve the generating efficiency of solar components；In addition, the arranged for interval of battery chip unit 310 was both Cost is saved, and can realize the translucent effect of solar components by the gap between adjacent cell chip unit 310.

As shown in figure 3, light guide 200 further includes transparent surface 240, transparent surface 240 is located at incidence surface 210 and light-emitting surface 220 Between, projection of the transparent surface 240 to backboard 300 corresponds to the gap between adjacent battery chip unit 310.

As shown in Fig. 2, light guide 200 can converge the incident light in default incident angle range, but in default incidence Light outside angular range will partially transmit from transparent surface 240 and be gone out, and the light transmitted away from transparent surface 240 can be by more Gap between a battery chip unit 310 enters in the eye of the people of 300 outside of backboard, that is to say, that is located at back The people of 300 outside of plate can pass through the gap between battery chip unit 310, it is seen that the scenery in 100 outside of foreboard reaches The effect of shadow.

Meanwhile transparent surface 240 is normal light transmission interface, can permit the total reflection of light, that is to say, that light guide The light that part is also had in 200 is radiated on transparent surface 240 and is totally reflected, and can not project from transparent surface 240, reflected light after Continue and moved in light guide 200, part light can be reflected on light-emitting surface 220, to increase battery chip unit 310 again Light income.

Refraction and total reflection principle of the solar components provided by the embodiment of the utility model using light, by foreboard The position that sunlight is converged to the battery chip unit 310 of setting by transparent light guide 200 is set between 100 and backboard 300 It sets.According to the convergence path of light, is reflected, is totally reflected accurately calculating for angle, determine the position angle of light guide 200, Transparent light guide 200 can be produced.

Battery chip unit 310 is strip photovoltaic chip, and strip photovoltaic chip is bonded on backboard 300 by film.

In other alternative embodiments of the utility model, whole plate photovoltaic chips in etching technology can also be used, at whole Light transmission part is etched in glass photovoltaic power-generating chip, thus the light-transmitting component of forming portion distribution electricity, partial light permeability.

As shown in Figure 1, periphery is provided with bulkhead 400, bulkhead 400,100 and of foreboard between backboard 300 and foreboard 100 Backboard 300 is linked together by waterproof adhesive tape structure, is formed the hollow region where light guide 200, is provided in bulkhead 400 Desiccant.

For example, backboard 300 and foreboard 100 are rectangular configuration, bulkhead 400 is rectangle frame, and foreboard 100 divides with backboard 300 It is not connected to the opposite sides of bulkhead 400, foreboard 100 and backboard 300 are respectively to be tightly connected with the connection type of bulkhead 400, To form the hollow region where light guide 200, and it is provided with desiccant in bulkhead 400, prevents water evaporation to light It lies prostrate chip and generates damage.Specifically, pass through marine glue adhesion shape with the junction of bulkhead 400 respectively in foreboard 100 and backboard 300 At Waterproof glue line structure, 400 inner wall of bulkhead, foreboard 100 and backboard 300 surround the hollow region of sealing, can be to hollow region Inert gas is inside poured, the space of hermetically drying is formed, suitable working environment is formed for photovoltaic chip, extends photovoltaic chip Service life.

Hollow region can be vacuum-treated, the hollow layer of vacuum uses the heat insulating ability that solar components can be improved Can, expand the usage scenario of high-efficiency solar component.

The material of bulkhead 400 can be metallic aluminium, and metallic aluminium light weight, the solar components being prepared are in guarantee structure Under the premise of intensity, lower total quality.

Interstitital texture glue 500 is also needed between 400 outer wall of bulkhead, foreboard 100 and backboard 300, on the one hand can increase too The stability of positive energy component；On the other hand, inside and outside gas exchange is effectively reduced in the leakproofness for also increasing hollow region.

Light guide 200 is made of translucent material, such as glass, PMMA, PC, high score material translucent material.

Foreboard 100 can be one piece of simple glass plate-like, or other composite constructions, for example, being with foreboard 100 Glass material is constituted, then, foreboard 100 can also be more hollow glasses of doubling glass, hollow laminated glass, high heat preservation performance Etc. other labyrinths.

As shown in Fig. 5-Fig. 6, solar components include the first busbar 610, the second busbar 620 and terminal box 700, The both ends of battery chip unit 310 are connect with the first busbar 610 and the second busbar 620 respectively, the first busbar 610 and Two busbars 620 are connect with terminal box 700.The electric energy that a plurality of battery chip unit 310 generates passes through the first busbar respectively 610, the second busbar 620 is transferred at terminal box 700, and the connector connecting with external device (ED) is provided in terminal box 700, can Electric energy to be transferred out.

Above-mentioned solar components can be applied in solar energy curtain wall or solar energy roof, when applied to solar energy curtain wall When, solar components can receive the sunlight at different height angle, and generating efficiency is more preferably prominent.

A kind of solar energy curtain wall provided by the embodiment of the utility model, including above-mentioned solar components.Due to solar energy Component has above-mentioned beneficial effect, therefore solar energy curtain wall also has above-mentioned beneficial effect.

Finally, it should be noted that above embodiments, only specific embodiment of the present utility model, to illustrate that this is practical Novel technical solution, rather than its limitations, the protection scope of the utility model is not limited thereto, although referring to aforementioned implementation The utility model is described in detail in example, those skilled in the art should understand that: it is any to be familiar with this technology neck The technical staff in domain within the technical scope disclosed by the utility model, still can be to technical side documented by previous embodiment Case modify or can readily occur in variation or equivalent replacement of some of the technical features；And these modifications, variation Or replacement, the spirit and scope for the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution, all It should cover and be within the protection scope of the utility model.Therefore, the protection scope of the utility model should be with the protection of claim Subject to range.

Claims (9)

1. a kind of solar components characterized by comprising be arranged in parallel and at interval backboard and foreboard, the backboard direction Battery chip unit is provided in the one side of the foreboard；

The solar components further include being correspondingly arranged with the battery chip unit and being located at the battery chip unit and institute The light guide between foreboard is stated, the light guide is for making incident light rays be irradiated to the battery chip unit；It is described to lead Body of light includes the incidence surface and light-emitting surface being oppositely arranged, and the incidence surface is towards the foreboard, and the light-emitting surface is towards the back The battery chip unit on plate, and the battery chip unit is located at the light-emitting surface in the projection on the backboard；

The light guide further includes reflective surface, and the reflective surface intersects with the incidence surface and light-emitting surface respectively, and being used for will be from institute It states incidence surface injection and the light being radiated on the reflective surface is reflected towards the light-emitting surface.

2. solar components according to claim 1, which is characterized in that be provided with reflective coating on the reflective surface.

3. solar components according to claim 2, which is characterized in that the reflective coating be plating silverskin, aluminizer or Silver-plated chromium film.

4. solar components according to claim 1, which is characterized in that the light guide is strip, and the shape of cross section Shape is right-angled trapezium, and the width of the incidence surface is greater than the width of the light-emitting surface, the reflective surface respectively with the incidence surface It intersects vertically with the bottom of the light-emitting surface.

5. solar components according to claim 4, which is characterized in that the width of the battery chip unit is equal to described The width of light-emitting surface.

6. solar components according to claim 4, which is characterized in that the battery chip unit and the light guide Quantity is multiple；Multiple battery chip units are parallel to each other and are spaced setting, and respectively with multiple institutes for being disposed adjacent State light guide one-to-one correspondence.

7. solar components according to claim 6, which is characterized in that the solar components include the first busbar, Second busbar and terminal box, the both ends of the battery chip unit connect with first busbar and the second busbar respectively It connects, first busbar and the second busbar are connect with the terminal box.

8. solar components according to claim 1, which is characterized in that pass through bulkhead between the backboard and the foreboard Interval, the bulkhead are connect with the foreboard and the backboard by glue-line；

Structure glue is additionally provided between the backboard and the foreboard, the structure glue is located at the outside of the bulkhead.

9. a kind of solar energy curtain wall, which is characterized in that including solar components described in claim 1-8 any one.