Background technology
Now, energy supply has worldwide entered into epoch in short supply, and a large amount of continuable new forms of energy are by people's extensive concern.Wherein the utilization of solar energy more and more receives people's attention.Solar cell is as a kind of energy source device and since possessed with respect to the peculiar function of use of other energy source devices with in the outstanding advantage of aspects such as cleaning, environmental protection, therefore, obtain application more and more widely.Solar energy power generating has very important significance with improving the ecological environment to alleviating current energy crisis.Solar cell is by the material that can produce photovoltaic effect, processes such as silicon, GaAs, selenium indium copper or other materials etc., thereby utilizes photovoltaic effect that transform light energy is become electric energy.The photovoltaic module that is combined by the multi-disc solar battery cell is at present come into operation in a large number, and for example, photovoltaic module is applied to making up electricity generation system, or is used for as the curtain wall of building or is installed on the roof of building.
China's utility model patent is announced CN201367706Y number and has been disclosed a kind of photovoltaic system that is applied to the building roof; This photovoltaic system comprises that photovoltaic module, one group are preset in the tilt stand on the building inclined-plane and are installed in the installation component on the tilt stand; This installation component comprises many groups and the adaptive rectangular frame of photovoltaic module size; Every group of rectangular frame respectively is fixedly connected with lower frame by left frame, left frame, upper side frame and constitutes; Each scuncheon is respectively equipped with the draw-in groove that is used to install photovoltaic module; Link to each other with the nested overlap joint of corresponding upper and lower frame through a hook between two groups of rectangular frames up and down; About link to each other through the mutual hasp of left and right frame between two groups of rectangular frames, on top the bottom of frame and hook is provided with and is used for the long waist shaped installing hole that is connected with the tilt stand of presetting, thereby through this installation component and tilt stand photovoltaic module is installed on the building.Yet this rectangular frame and the support that is formed by left and right frame and upper and lower frame all is made of metal usually, and the photovoltaic system that this employing metal framework adds the metallic support pattern exists many shortcomings:
The first, the metal framework of photovoltaic module and metallic support all need ground connection when mounted, thereby have increased grounding apparatus, earth cable line and artificial expense;
The second, this metal framework and metallic support have increased the cost of manufacture and the weight of overall optical photovoltaic assembly;
Three, metal framework and metallic support are easy to corroded in the coastal area, thereby have increased the maintenance cost of photovoltaic system;
Four, the metal framework of photovoltaic module is by independently left and right frame and upper and lower frame form; The pattern that the metal framework of this separate type and metal framework separate with metallic support has caused all that the installation parts of this photovoltaic system are many, installation steps are loaded down with trivial details, thereby has increased photovoltaic system mounting hardness and time.
Based on above reason, be necessary to provide improved technical scheme to overcome the above technical problem that exists in the prior art.
The utility model content
The technical problem underlying that the utility model will solve provides a kind of photovoltaic module and photovoltaic system, and it is simple in structure, easy for installation.
For solving the problems of the technologies described above; The one side of the utility model provides a kind of photovoltaic module; It comprises the photovoltaic cell laminate and is used to support said photovoltaic cell laminate and attaches it to the support on the installed surface of building; Said support is an integral structure, it comprise the supportive body that is used to support said photovoltaic cell laminate, from said supportive body near extended first mounting panel of a wherein side of said photovoltaic cell laminate and from the extended connecting plate of relative opposite side and second mounting panel near said photovoltaic cell laminate of said supportive body, wherein; Said connecting plate connects said supportive body and said second mounting panel; Said first mounting panel has first installed surface that is used to be installed on the said installed surface, and said second mounting panel has second installed surface that is used to be installed on the said installed surface, and; Said first installed surface and said second installed surface are positioned at same plane, and said supportive body favours said installed surface setting.
Preferably, said support is to be processed by the electrical insulator material.More preferably, said electrical insulator material is a glass-reinforced plastic material.
The support of the photovoltaic module of the utility model adopts integral structure, can save many parts, simplifies the structure of support greatly, reduces the cost of support.And glass-reinforced plastic material has intensity height, shock-resistant, corrosion-resistant, ageing-resistant, low cost and other advantages, compare with support with the existing frame that forms by metal materials such as aluminium, steel, its also have in light weight, molding mode is many, exempt from advantages such as ground connection.That the photovoltaic module of the utility model has is simple in structure, with low cost, intensity stabilization, advantage such as reliable.
The utility model a kind of photovoltaic system also is provided on the other hand, it comprises some aforesaid photovoltaic modulies and some connectors, each photovoltaic module is integrated into the photovoltaic module array through each connector.
Preferably; Said first mounting panel respectively is provided with first installation portion in the position near its relative both sides of lengthwise; Said second mounting panel respectively is provided with second installation portion in the position near its relative both sides of lengthwise; Said connector is crossed on first installation portion of first installation portion that is installed in a photovoltaic module and adjacent another photovoltaic module; And/or said connector crosses on second installation portion of second installation portion that is installed in a photovoltaic module and adjacent another photovoltaic module, and/or said connector is crossed on second installation portion of first installation portion that is installed in a photovoltaic module and adjacent another photovoltaic module.
The photovoltaic system of the utility model is except having above-mentioned beneficial effect; Adjacent a plurality of photovoltaic modulies of the photovoltaic system of the utility model can come fixing fast through connector simultaneously; Thereby reduced the assembling procedure of photovoltaic system; Improve the on-the-spot installation effectiveness of photovoltaic system, reduced the mounting cost of photovoltaic system.The photovoltaic system of the utility model has easy for installation, quick, advantage such as is convenient to safeguard, with low cost.
Through the detailed description below with reference to accompanying drawing, it is obvious that others of the utility model and characteristic become.But should be known in only the purpose design of this accompanying drawing, rather than as the qualification of the scope of the utility model, this is because it should be with reference to additional claim for explaining.Should also be appreciated that, only if point out in addition, unnecessary scale accompanying drawing, they only try hard to explain conceptually structure described herein and flow process.
Embodiment
For above-mentioned purpose, the feature and advantage that make the utility model can be more obviously understandable, the embodiment of the utility model is done detailed explanation below in conjunction with accompanying drawing.
Need to prove; The directional terminology of in the present patent application file, being mentioned, for example, " preceding ", " back ", " on ", D score etc.; Only be for the ease of the relative position relation between each member being described, still being not limited to the absolute orientation of associated components.
Fig. 1 has disclosed the perspective view of the photovoltaic system of a kind of execution mode of the utility model.As shown in Figure 1, the photovoltaic system of a kind of execution mode of the utility model comprise each other connect side by side and/or each other before and after connect into rectangular a plurality of photovoltaic modulies 100.Wherein, Fig. 1 as an example; Only show a kind of four photovoltaic modulies 100 arranging with 2 * 2 matrix forms; Yet the photovoltaic system of the utility model is not limited to situation shown in Figure 1, and the photovoltaic system of the utility model can be selected for use according to the size of the installed surface of actual building and be arranged in rectangular a plurality of photovoltaic modulies 100 arbitrarily.
Fig. 5 has disclosed the perspective view of the photovoltaic module of a kind of execution mode of the utility model.As shown in Figure 5, the photovoltaic module 100 of the utility model comprises photovoltaic cell laminate 1 and is used to support photovoltaic cell laminate 1 and photovoltaic cell laminate 1 is installed to the support 2 on the installed surface (not shown) of building.
Like Fig. 3 and shown in Figure 4; The support 2 of the utility model is an integral structure; The connecting plate 23 and second mounting panel 24 that it comprises the supportive body 21 that is used to support photovoltaic cell laminate 1, extends beyond first mounting panel 22 of photovoltaic cell laminate 1 front side edge and extend beyond photovoltaic cell laminate 1 back side edge from the side near photovoltaic cell laminate 1 back side edge of supportive body 21 from the side near photovoltaic cell laminate 1 front side edge of supportive body 21; Wherein, connecting plate 23 connects the supportive body 21 and second mounting panel 24.First mounting panel 22 has first installed surface, 220, the second mounting panels 24 that are used to be installed on the installed surface and has second installed surface 240 that is used to be installed on the installed surface.When on the installed surface that is installed to photovoltaic module 100 in building the time; First installed surface 220 and second installed surface 240 cooperate with the installed surface of building, and first installed surface 220 all is positioned at the plane identical with installed surface with second installed surface 240; Supportive body 21 favours the installed surface setting; Thereby can be so that the photovoltaic cell laminate 1 of photovoltaic module 100 also favour installed surface after fixed installation is good, this tilted configuration of photovoltaic cell laminate 1 will help the collection of photovoltaic cell laminate 1 for solar energy more, better solar energy converting become electric energy; And, can more effectively utilize the area of installed surface.Preferably, the support 2 of the utility model is processed by the electrical insulator material.In a kind of embodiment, the electrical insulator material is a glass-reinforced plastic material, and the support 2 usefulness for example mode moulding of mold pressing are as a whole.Glass-reinforced plastic material comprises SMC (Sheet Molding Compound; Sheet molding compound) and DMC (Dough Molding Compound; BMC) two type; Glass-reinforced plastic material is a kind of high-intensity glass reinforced plastics; The integral type support 2 that is formed by glass-reinforced plastic material has intensity height, shock-resistant, corrosion-resistant, ageing-resistant, low cost and other advantages, compares with support with the existing frame that is formed by metal materials such as aluminium, steel, that the integral type support 2 that is formed by glass-reinforced plastic material has is in light weight, molding mode is many (for example can adopt molding modes such as mold pressing, extrusion molding), corrosion-resistant (particularly in the coastal area), exempt from advantages such as ground connection.
Supportive body 21 is supported on the back side of photovoltaic cell laminate 1, and bonding with the back side of photovoltaic cell laminate 1.Preferably, as shown in Figure 3, supportive body 21 has glue groove 211 with photovoltaic cell laminate 1 bonding one side, thereby can more reliably photovoltaic cell laminate 1 be fixed on the supportive body 21 of support 2.
The rectangular in essence frame structure of supportive body 21, and preferably, supportive body 21 is for having latticed rectangular frame structure, thereby can improve the integrated support intensity of supportive body 21.
As shown in Figure 4, supportive body 21 also is formed with cable clamping interface 214 in the side near installed surface.
As shown in Figure 6; Supportive body 21 is provided with the spacer portion 212 of protrusion in the position with a certain distance from its edge; Spacer portion 212 is supported on the position with a certain distance from its edge at the back side of photovoltaic cell laminate 1; Thereby can be so that the unsettled setting in the edge of photovoltaic cell laminate 1, therefore, in the actual use of photovoltaic module 100; Can be so that being accumulated in the dust on glass of photovoltaic cell laminate 1 can be fallen by rain drop erosion, improved cleannes and the power generation performance of battery of the glass surface of photovoltaic cell laminate 1.
Continue with reference to shown in Figure 6, supportive body 21 is provided with the supporting lug 213 of protrusion in the edge near photovoltaic cell laminate 1, and supporting lug 213 and spacer portion 212 are separately.Cooperate with reference to shown in Figure 10; When piling up a plurality of photovoltaic modulies 100; The supporting lug 213 of supportive body 21 that is positioned at the photovoltaic module 100 of downside directly is supported on the supportive body 21 of the photovoltaic module 100 that is positioned at upside and can touch photovoltaic cell laminate 1, is arranged in the photovoltaic module that is positioned at upside 100 that the photovoltaic cell laminate 1 of the photovoltaic module 100 of downside can not be stacked and is expressed to.Alternatively; Supporting lug 213 is higher than the upper surface setting of photovoltaic cell laminate 1; Supporting lug 213 can allow a plurality of photovoltaic modulies 100 when packing, can pile up placement; And, can prevent that the photovoltaic cell laminate 1 of a plurality of photovoltaic modulies 100 photovoltaic module 100 in piling up transportation is not expressed to by other photovoltaic module 100, thereby reduce taking up room and cost of transportation of photovoltaic module 100.Like Fig. 3 and shown in Figure 4; A kind of preferred embodiment in; Connecting plate 23 is the full wafer setting, and covers the back side edge of photovoltaic battery laminate 1 and the space between the installed surface basically, thereby makes connecting plate 23 when playing the supportive body 21 and 24 effects of second mounting panel that connects support 2; Can be used for serving as the reverse side deep bead of photovoltaic module 100; Can reduce the climbing power of wind load to a great extent as the connecting plate 23 of reverse side deep bead, reduce the use of wind resistance briquetting, reduce the load-bearing of building installed surface.This of the utility model directly is set to the reverse side deep bead with connecting plate 23, thereby, need not again extra structure of setting up the reverse side deep bead, simplified the structure of photovoltaic module 100.Preferably, a plurality of ribs 231 are set in the side near installed surface of connecting plate 23, thereby, the intensity of keeping out the wind can further be improved as the connecting plate 23 of reverse side deep bead.
Like Fig. 3 and shown in Figure 4, first mounting panel 22 is provided with on first installation portion, 221, the first installation portions 221 in the position near its relative both sides of lengthwise and is formed with first installing hole 225.Second mounting panel 24 is provided with on second installation portion, 241, the second installation portions 241 in the position near its relative both sides of lengthwise and is formed with second installing hole 245.Like Fig. 1 and shown in Figure 7, the photovoltaic system of the utility model can also comprise the connector 3 that is used to connect a plurality of photovoltaic modulies 100, and; Connector 3 is provided with a plurality of connecting portions 30, and a plurality of connecting portions 30 are installed on respectively in first installing hole 225 and second installing hole 245 of support 2, and; Be embedded with screwed part in the connecting portion 30, in this execution mode, screwed part is a nut; Certainly, the utility model is not limited to this, also can be embedded with screw in the connecting portion 30 of the connector 3 of the utility model; Can realize the purpose of the utility model equally, and not break away from the essence of the utility model.
As depicted in figs. 1 and 2; When being interconnected with one another a plurality of photovoltaic modulies 100 that are arranged side by side; Connector 3 is crossed on first installation portion 221 of first installation portion 221 that is installed in a photovoltaic module 100 that is arranged side by side and adjacent another photovoltaic module 100; The connecting portion 30 of the embedded nut on the connector 3 respectively with first installation portion 221 of adjacent two photovoltaic modulies 100 that are arranged side by side on first installing hole 225 align, pass first installing hole 225 successively through screw 7 and tighten mutually with connecting portion 30 and with the embedded nuts in the connecting portion 30; And/or; Connector 3 is crossed on second installation portion 241 of second installation portion 241 that is installed in a photovoltaic module 100 that is arranged side by side and adjacent another photovoltaic module 100; The connecting portion 30 of the embedded nut on the connector 3 respectively with second installation portion 241 of adjacent two photovoltaic modulies 100 that are arranged side by side on second installing hole 245 align; Passing second installing hole 245 successively through screw 7 tightens with connecting portion 30 and with the embedded nut in the connecting portion 30 mutually; Thereby a plurality of photovoltaic modulies 100 that will be arranged side by side through connector 3 are interconnected with one another together.When a plurality of photovoltaic modulies 100 that front and back are set are interconnected with one another; On second installation portion 241 of first installation portion 221 of the photovoltaic module 100 that connector 3 is provided with before and after crossing over and being installed in and another adjacent photovoltaic module 100; First installing hole 225 on first installation portion 221 of adjacent two photovoltaic modulies 100 that the connecting portion 30 of the embedded nut on the connector 3 is provided with front and back respectively and second installing hole 245 on second installation portion 241 align; Passing first installing hole 225 successively through screw 7 tightens with connecting portion 30 and with the embedded nut in the connecting portion 30 mutually; And screw 7 second installing hole 245 and connecting portion 30 and tighten mutually successively with the embedded nuts in the connecting portion 30; Thereby, a plurality of photovoltaic modulies 100 that front and back are provided with are interconnected with one another together through connector 3.
A plurality of photovoltaic modulies 100 of the utility model when mounted; Be arranged side by side and adjacent four photovoltaic modulies 100 that front and back are provided with can be fixing fast through the connector 3 of an embedded nut; Thereby reduced the assembling procedure of photovoltaic system; Improve the on-the-spot installation effectiveness of photovoltaic system, reduced the mounting cost of photovoltaic system.
Like Fig. 3 and shown in Figure 4; A kind of preferred embodiment in; First mounting panel 22 is formed with in the position corresponding to first installation portion 221 in order to first of collecting company's fitting 3 portion's 222, the second mounting panels 24 of stepping down and is formed with in the position corresponding to second installation portion 241 in order to second of collecting company's fitting 3 portion 242 that steps down.
As depicted in figs. 1 and 2; When a plurality of photovoltaic modulies 100 that are arranged side by side are interconnected with one another through connector 3; Connector 3 is crossed over and is housed in first of a photovoltaic module 100 being arranged side by side first of portion 222 and adjacent another photovoltaic module 100 of stepping down and steps down in the portion 222, and the supporting surface 31 of connector 3 bottom sides and first installed surface 220 are positioned at same plane; And/or; Connector 3 is crossed over and is housed in second of a photovoltaic module 100 being arranged side by side second of portion 242 and adjacent another photovoltaic module 100 of stepping down and steps down in the portion 242; And the supporting surface 31 of connector 3 bottom sides and second installed surface 240 are positioned at same plane.When a plurality of photovoltaic modulies 100 that are provided with when front and back are interconnected with one another through connector 3; First of the photovoltaic module 100 that connector 3 is provided with before and after crossing over and being housed in second of portion 222 and adjacent another photovoltaic module 100 of stepping down stepped down in the portion 242; And the supporting surface 31 of connector 3 bottom sides and first installed surface 220 and second installed surface 240 are positioned at same plane.Thereby, can improve the enabling capabilities of whole photovoltaic system better, keep the stable installation property of photovoltaic system on the installed surface of building.
In this execution mode; Like Fig. 3 and shown in Figure 4, preferably, first mounting panel 22 and second mounting panel 24 have essentially identical structure; On first mounting panel 22, be formed with a plurality of block slots 223; Also correspondence is formed with a plurality of block slots 243 on second mounting panel 24, and block slots 223,243 is corresponding one by one each other.As shown in Figure 1, the photovoltaic system of the utility model can also comprise a plurality of briquettings 4.As shown in Figure 1; When a plurality of photovoltaic modulies that front and back are set are interconnected with one another; On the block slots 243 of the block slots 223 of first mounting panel 22 of the photovoltaic module 100 that briquetting 4 is provided with before and after crossing over and being installed in and second mounting panel 24 of another adjacent photovoltaic module 100; Thereby can resist the climbing power of wind load, strengthen the stability of photovoltaic system.
Like Fig. 1 and shown in Figure 9, the photovoltaic system of the utility model can also comprise the side deep bead 5 that is installed on the outermost photovoltaic module 100, and side deep bead 5 is provided with the fixing hole 50 corresponding to the connecting portion 30 of connecting plate 3.As depicted in figs. 1 and 2; When being installed to side deep bead 5 100 last times of outermost photovoltaic module; Side deep bead 5 is crossed on the connector 3 of connector 3 and second installation portion 241 of first installation portion 221 that is fixed on the support 2 that is installed on outermost photovoltaic module 100; Fixing hole 50 on the side deep bead 5 respectively with the connector that is installed on first installation portion 221 3 on connecting portion 30 and the connecting portion 30 that is installed on the connector 3 of second installation portion 241 align; Passing fixing hole 50 successively through screw 7 tightens with connecting portion 30 and with the embedded nut in the connecting portion 30 mutually; Thereby, side deep bead 5 is fixed on the place, support 2 sides of outermost photovoltaic module 100 and covers the side of photovoltaic battery laminate 1 and the space between the installed surface basically, therefore; Can reduce the climbing power of wind load, improve the stability of whole photovoltaic system.
Like Fig. 1 and shown in Figure 8; The photovoltaic system of the utility model can also comprise and be positioned at the edge briquetting bar 6 that outermost photovoltaic module 100 matches; Preferably; Edge briquetting bar 6 has and first mounting panel 22 and second mounting panel, 24 essentially identical structures, likewise, also is formed with a plurality of block slots 60 on the edge of on the briquetting bar 6.When being positioned at outermost photovoltaic module 100 and interconnecting through connector 3 and edge briquetting bar 6; Connector 3 is crossed on first installation portion 221 that is installed in edge briquetting bar 6 and first mounting panel 22 of the support 2 that is positioned at outermost photovoltaic module 100, and briquetting 4 is crossed on the block slots 223 of block slots 60 that is installed in edge briquetting bar 6 and first mounting panel 22 that is positioned at outermost photovoltaic module 100; And/or; Connector 3 is crossed on second installation portion 241 that is installed in edge briquetting bar 6 and second mounting panel 24 of the support 2 that is positioned at outermost photovoltaic module 100, and briquetting 4 is crossed on the block slots 243 of block slots 60 that is installed in edge briquetting bar 6 and second mounting panel 24 that is positioned at outermost photovoltaic module.Thereby can improve the ability of resisting side leading wind load of whole photovoltaic system, improve the stability of whole photovoltaic system.
The support 2 of the photovoltaic module 100 of the utility model is through adopting the firm material of the glass formula structure that forms as one; Therefore, in the process of moulding, can be simultaneously integrally formed structures such as reverse side deep bead 23, cable clamping interface 214, first installing hole 225, second installing hole 245, block slots 223,243; Thereby can save many parts; Simplified the structure of support 2 greatly, and, the cost of support 2 reduced.
To sum up, the photovoltaic module 100 of the utility model has simple in structure, with low cost, intensity stabilization, reliable, good advantages such as power generation performance.The photovoltaic system of the utility model also has easy for installation, quick simultaneously, advantage such as is convenient to safeguard, with low cost.
Though the utility model with preferred embodiments openly as above; But it is not to be used for limiting the utility model; Any those skilled in the art are in spirit that does not break away from the utility model and scope; Can make possible change and modification, so the protection range of the utility model should be as the criterion with the utility model claim institute restricted portion.