[background technology]
Solar cell is familiar with by the public day by day, and existing solar module generally comprises a lamination assembly and a frame, and frame is generally aluminium section bar or aluminium alloy, is installed in the week edge of laminated compenent; Draw both positive and negative polarity then, generally also comprise storage battery, general because storage battery is heavier and volume is bigger, such as lead-acid battery, be installed in the underground or surface-based rack.
The applicant once proposed storage battery directly is integrated on the solar module, such as, in a flat shell, lay storage battery, wiring is easier to like this, and is easy for installation; Though proposed such thought, be feasible, but in actual mechanical process, find, also there is certain problem, mainly be, when a large amount of storage battery is installed, during such as the storage battery of 10-30 kilogram, then need higher support strength, and shock resistance, the anti-vibration ability wherein impacts being mainly windage, and vibrations are mainly earthquake, driving vehicle is to its influence, usually need to increase again the reinforcement that housing is played booster action, at the frame of flat shell peripheral hardware booster action, cause the cost waste such as again, the aluminium frame is added an iron frame outward, and need the iron frame of repeated root according to the different booster action of different case design, mounting process and design are complicated more.
[summary of the invention]
For solving the problems of the technologies described above, the invention provides a kind of solar module.
A kind of solar module comprises laminated compenent, also comprises iron frame and storage battery and storage battery keeper;
Described iron frame comprises two long margin frames, two minor face frame and angle connectors, and angle connector connects long margin frame and minor face frame;
Described long margin frame and minor face frame comprise a notch and a side and base, and described side and base are below notch, and the edge of laminated compenent is fit in the notch;
Described storage battery is installed in the space that is surrounded by the side of long margin frame and minor face frame and base and storage battery keeper and laminated compenent.
Adopt technical solution of the present invention, storage battery no longer is put into ground, but become one with solar module, reduce since solar components to storage battery, storage battery to the oversize energy loss that causes of load wire, and construction and installation are oversimplified, installation cost reduces, need not to dig pit and place storage battery or buy the enclosure means storage battery on ground, the iron frame of the present utility model and the storage battery keeper that adopt, strengthened its weight capacity greatly, guaranteed that storage battery is installed in intensity and stability wherein.
[embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Embodiment
As shown in Figure 5, solar module in this example comprises laminated compenent 1, also comprises iron frame 2 and storage battery 3 and storage battery keeper 4; Described laminated compenent 1 comprises backboard, binding agent, array and glass plate;
As shown in Fig. 1, Fig. 2, iron frame 2 comprises two long margin frames 21, two minor face frames 22 and angle connector 20, and angle connector 20 connects long margin frame 21 and minor face frame 22.
As shown in Figure 3, long margin frame 21 is the same with minor face frame 22 its shapes, and just length has difference, determines the length of long margin frame 21 and minor face frame 22 according to the size of laminated compenent 1; Long margin frame 21 and minor face frame 22 comprise a notch 23 and a side 24 and base 25, and described side 24 and base 25 are below notch 23, and the edge of laminated compenent 1 is fit in the notch 23; Notch 23 is used for the week edge of laminated compenent 1 is installed in the notch 23, with protection laminated compenent 1.
Because iron frame 2 its materials are steel plate, therefore be not suitable for adopting the mode of extrusion molding to do as aluminium alloy, be generally the suitable steel plate of a thickness, make the iron frame of required form through roll-in.
Preferably, on the base 25 of long margin frame 21 and minor face frame 22, reinforcement is set.Like this, can strengthen the intensity of iron frame 2, guarantee the linearity of long margin frame 21 and minor face frame 22.
As shown in Figure 5, storage battery 3 is installed in the space that is surrounded by the side 24 of long margin frame 21 and minor face frame 22 and base 25 and storage battery keeper 4 and laminated compenent 1.
Storage battery keeper 4 can also can be a plurality of irony support bars for a tabular irony supporting bracket; Supporting bracket or support bar are installed on the base plate of iron frame 2 by screw; Preferably, also reinforcement 26 can be set on this supporting bracket or support bar, to strengthen the intensity of its support.
Below laminated compenent 1 is described in detail, it is conventionally known to one of skill in the art, general, earlier a backboard (as the backboard that adopts E.I.Du Pont Company to produce) is placed on the workbench, layer overlay binding agent (i.e. an adhensive membrane) then, the array that will weld places on the above-mentioned adhensive membrane then, and then at the top of array laying one deck adhensive membrane, glass plate is placed on this adhensive membrane at last, global transfer is carried out lamination to laminating machine then, promptly obtains our laminated compenent 1.Adhensive membrane fusing forms the one deck with viscosity behind the lamination, with backboard, array, the glass plate structure that is bonded to one.
Array is made up of the capable m row of a n solar battery sheet, as required, solar battery sheet can be carried out series, parallel, series-parallel connection; For example, the series connection of the solar battery sheet in the row is formed the series connection group, then each series connection group serial or parallel connection is formed array.Connection between each solar battery sheet (serial or parallel connection) adopts welding (or claim interconnecting strip or claim connecting band) to connect.The size of solar battery sheet can design as required voluntarily; For example, the solar cell length of a film is 125mm, and wide is 125mm, thick is 0.2mm, therefore solar battery sheet can be monocrystalline silicon, polysilicon or non-crystal silicon solar cell, and the concrete principle of solar battery sheet and be configured to is conventionally known to one of skill in the artly seldom described.
Backboard is used to protect the back side of battery in order to avoid be subjected to the influence of external environment.Backsheet layer generally has following characteristic: high pressure resistant and have high insulating property, weatherability is good, and anti-UV ultraviolet ray ageing is shockproof and can effectively protect the fracture of battery sheet.Because of it is conventionally known to one of skill in the art, therefore seldom describe.
Glass plate is selected low iron ultra-clear glasses.
Binder material can be traditional epoxy resin, polyurethane and silicon rubber etc., also can be EVA (plastic of poly vinyl acetate), simultaneously can add various known additives in EVA, the effect that binding agent needs is to present transparent effect after curing, and light transmission is good.
Certainly, also some design, such as terminal box, prevent hot plate effect or the like such as the design bypass diode, because of it be that art technology is known, and irrelevant with the main inventive point of the utility model, so seldom do description.
As shown in Figure 6, angle connector 20 is equipped with fixing hole by three orthogonal planar member assemblies on each planar member; Equal correspondence is provided with fixing hole on the side 24 of its relative long margin frame 21, minor face frame 22 and the base 25; Fixing hole on each planar member is connected by screw or rivet with fixing hole on long margin frame 21, the minor face frame 22.Said fixing hole is a screwed hole in this example, by screw angle connector 20 is connected long margin frame 21 and minor face frame 22.
Storage battery 3 preferably adopts the lithium battery group, or iron cell group (ferric phosphate lithium cell), and the storage battery in the utility model adopts the iron cell group, nominal voltage 3.2V, it is little to have a volume, the capacity height, charging, discharge stability, operating ambient temperature-10 ℃ 60 ℃, the charge and discharge cycles number of times is 2000 times, does not explode, missing of ignition, do not smolder no leakage, good weatherability.
Its manufacturing process is as follows: make laminated compenent 1 earlier, make long margin frame 21 and minor face frame 22 according to laminated compenent 1 size then, in the notch 23 of long margin frame 21 and minor face frame 22, insert fluid sealant, then with the corresponding one by one four edges of putting into laminated compenent 1 of the notch 23 of long margin frame 21 and minor face frame 22, the surface of noting laminated compenent 1 towards, with angle connector 20 long margin frame 21 and minor face frame 22 are connected locking then, proofread and correct the integral planar degree at last.Again storage battery 3 is put into or be fixed on the storage battery keeper 4 by screw.The two ends of storage battery keeper 4 are connected on two long margin frames 21 by screw.