CN211376649U - Assembled angle-adjustable folding plate-shaped photovoltaic module and photovoltaic system thereof - Google Patents

Abstract

The utility model discloses an assembled angle-adjustable folded plate type photovoltaic module and a photovoltaic system thereof, wherein the photovoltaic module comprises front glass, a battery string and a back plate which are connected by a plurality of solar cells and are sequentially arranged from top to bottom, the front glass and the back plate are folded plate structures which are mainly composed of a plurality of V-shaped units which are sequentially connected, the V-shaped units of the front glass and the back plate correspond up and down, the space for accommodating the solar cells is arranged inside an inclined plate which forms the V-shaped units, and the solar cells face the inclined plate which corresponds to the solar cells; two inclined plane plates of the V-shaped unit are hinged, namely the front glass, the inclined plane plates corresponding to the back plate up and down and the solar cell sheets between the front glass and the back plate form a splicing unit, and each V-shaped unit is provided with an angle adjusting mechanism for adjusting an included angle. The utility model is of a folded plate structure and the included angle of the V-shaped unit is adjustable, thus improving the generating capacity of the assembly; the utility model discloses form by the concatenation of concatenation unit, conveniently store and transport, be favorable to reprocessing and changing.

Description

Assembled angle-adjustable folding plate-shaped photovoltaic module and photovoltaic system thereof

Technical Field

The utility model relates to a photovoltaic module especially relates to an assembled angularly adjustable rolls over plate-shaped photovoltaic module, still relates to the photovoltaic system who comprises this assembled angularly adjustable rolls over plate-shaped photovoltaic module.

Background

A solar cell is a device that efficiently absorbs solar radiation energy and converts light energy into electrical energy using the photovoltaic effect. When sunlight irradiates on a semiconductor P-N junction, a new hole-electron pair is formed, under the action of an electric field of the P-N junction, holes flow from an N region to a P region, electrons flow from the P region to the N region, and current is formed after a circuit is switched on.

Crystalline silicon solar photovoltaic modules are the main form of solar cells in practical applications, and are the mainstream products in the photovoltaic market nowadays. The crystalline silicon solar photovoltaic module generally comprises front glass, a hot melt adhesive layer, a cell string formed by connecting a plurality of solar cells, the hot melt adhesive layer and a back plate from top to bottom in sequence, wherein the solar cells are tiled on the same plane according to a certain arrangement form.

The existing photovoltaic module has the following defects because the solar cells are positioned on the same plane:

the solar cell module comprises a photovoltaic module body, wherein the photovoltaic module body is provided with a plurality of solar cells.

The photovoltaic module is simple in structure, energy loss caused by light reflection is too large, and the generated energy of the photovoltaic module is restricted to a certain degree.

SUMMERY OF THE UTILITY MODEL

A first object of the utility model is to provide a simple structure, low in manufacturing cost, can improve the assembled angularly adjustable's of subassembly generated energy, convenient storage and transportation folding plate type photovoltaic module.

A second object of the utility model is to provide a photovoltaic system who comprises above-mentioned assembled angularly adjustable folded plate-shaped photovoltaic module.

The first object of the present invention is achieved by the following technical measures: the utility model provides an assembled angularly adjustable folded plate type photovoltaic module, it includes from last front glass, the hot melt adhesive layer that sets gradually down, the battery cluster, the hot melt adhesive layer and the backplate that are even become by a plurality of solar wafer, its characterized in that: the front glass and the back plate are respectively of a folded plate structure mainly composed of a plurality of V-shaped units which are connected in sequence, the V-shaped units of the front glass and the back plate correspond to each other up and down, a space for accommodating solar cells is arranged inside the inclined plane plate which forms the V-shaped units, and the solar cells face the inclined plane plate corresponding to the solar cells; the two inclined plane plates of the V-shaped unit are hinged, namely the front glass, the inclined plane plates corresponding to the back plate up and down and the solar cell sheets between the front glass and the back plate form a splicing unit, and each V-shaped unit is provided with an angle adjusting mechanism for adjusting an included angle.

The utility model discloses a solar wafer slant is placed and with it the inclined plane board that corresponds with inclination, so, under photovoltaic module's the limited condition of arrangement area, can improve the quantity of the solar wafer that photovoltaic module can hold, moreover, shine when the sunlight the utility model discloses when positive glass's V-arrangement unit is last, can realize sunlight multiple reflection and the incidence between two inclined plane boards, increase the multiple absorption of battery piece to the sunlight in the inclined plane board, and then increase the energy absorption of subassembly to the sunlight, improve the generated energy of subassembly. Additionally, the utility model discloses form by the concatenation of a plurality of concatenation units, every concatenation unit is made according to current photovoltaic module's preparation method, conveniently stores and transports, is favorable to reprocessing and changing in the subassembly manufacture process and the follow-up power station maintenance, and the contained angle between two inclined plane boards of V-arrangement unit is adjustable, can further increase the photic area of subassembly, improves the generated energy of subassembly.

As an embodiment of the present invention, the photovoltaic module is a single-sided battery module, that is, the solar cell is a single-sided battery. The edge of the periphery of the front glass is processed by opaque white, and the outer frame surface of the flap-shaped photovoltaic module is white, so that the absorption of the cell in the inclined panel to reflected light can be increased.

As another embodiment of the present invention, the photovoltaic module is a double-sided battery module, i.e. the solar cell is a double-sided battery, and the back plate is a glass plate. The edges of the peripheries of the front glass and the back glass are processed by opaque white, and the outer frame surface of the folding plate-shaped photovoltaic module is white, so that the absorption of the cells in the corresponding side inclined panels to reflected light can be increased.

As an optimal implementation manner of the present invention, the angle adjusting mechanism includes a hook and a snap ring, the hook is hinged to the end face of one of the inclined plane plates of the V-shaped unit, a plurality of snap rings are arranged on the end face of the other inclined plane plate along the slant, and the hook is engaged with the snap ring to adjust the included angle between the two inclined plane plates.

As another preferred embodiment of the utility model, angle adjustment mechanism is including the pulley and the regulation pole that have built-in motor, set up the bar groove that extends along the slant at one of them inclined plane board of V-arrangement unit and be close to its terminal surface, the pulley is located the bar inslot, the notch in bar groove is in the bar groove with spacing pulley for the bar tang, the pulley is rotatable to be installed in the pivot, the one end of adjusting the pole articulates on the edge of another inclined plane board, the other end with the pivot links to each other, the pulley rotates and moves and then the contained angle of two inclined plane boards of automatically regulated under motor drive at the bar inslot.

As a preferred embodiment of the present invention, the adjustment range of the included angle between the two inclined panels of the V-shaped unit is 45 ° to 135 °.

As an improvement of the present invention, the photovoltaic module is bent upward or downward so that the front glass and the back plate become an upward convex or a concave curved plate body. Along with the motion of the sun, the utility model discloses all have its orientation to shine the battery piece of direction for the optimum at each angular position, can increase the solar energy absorption.

As another improvement of the utility model, photovoltaic module is the basin body that horizontal plane and wall are the spherical segment curved surface for the bottom surface, and wherein, the solar wafer that is located the horizontal plane is a plurality of and links to each other in proper order and surrounds circularly, and the solar wafer that is located the spherical segment curved surface is the multiunit and is the form of dispersing, and every group solar wafer is established ties or is parallelly connected and corresponds with one of them solar wafer that is located the horizontal plane and is connected, and the solar wafer that is in on the outward flange in every group links to each other in proper order and circularizes. The embodiment is a bionic sunflower, and has the largest light receiving area. The solar cells in the horizontal plane may be enclosed into a circle or a rectangle or other shapes.

The second object of the present invention is achieved by the following technical measures: the utility model provides a by the photovoltaic system that assembled angularly adjustable folded plate shape photovoltaic module constitutes which characterized in that: the assembled angle-adjustable folding plate-shaped photovoltaic module comprises a plurality of assembled angle-adjustable folding plate-shaped photovoltaic modules and a support, wherein each assembled angle-adjustable folding plate-shaped photovoltaic module is arranged on the support.

The support is the tree-shaped support that mainly comprises the main support of vertical setting and a plurality of assistant support of connection on the main support install respectively on main support and the assistant support assembled angularly adjustable rolls over plate-shaped photovoltaic module.

Compared with the prior art, the utility model has the advantages of following showing:

the utility model discloses a solar wafer slant is placed and with the same inclination of the inclined plane board that corresponds with it, so, under the limited condition of photovoltaic module's arrangement area, can improve the quantity of the solar wafer that photovoltaic module can hold, the photic area of increase subassembly improves the generated energy of subassembly. And the utility model discloses photovoltaic module is folded plate shape structure, and the appearance is pleasing to the eye.

Do property when the sunlight shines on the utility model discloses when positive glass's V-arrangement unit, can realize the multiple reflection and the incidence of sunlight between two inclined plane boards, increase the multiple absorption of sunlight, and then increase the energy absorption of subassembly to the sunlight, improve the generated energy of subassembly.

The utility model discloses form by the concatenation of a plurality of concatenation units, every concatenation unit is made according to current photovoltaic module's preparation method, not only convenient storage and transportation, moreover, because battery is in large quantity among the current photovoltaic module, if a plurality of battery has gone wrong, just need unpack apart the processing to whole subassembly, and the utility model discloses then be favorable to in the subassembly manufacture process and follow-up power station to maintain reprocessing and change.

Fourth the utility model discloses contained angle between two inclined plane boards of V-arrangement unit is adjustable, can further increase the photic area of subassembly, improves the generated energy of subassembly.

Photovoltaic module can be bending plate body, along with the sun motion the utility model discloses an each angular position all has its orientation to be the battery piece of optimum irradiation direction, increases the solar energy absorption.

Sixthly, the whole bionic sunflower can be used, the maximum light-receiving area is provided, and the generated energy of the assembly can be improved to the maximum extent.

The arrangement of battery plates in the existing conventional assembly is generally in several fixed standards of 6 x 12, 6 x 10 and the like, the size of the assembly is standardized, the assembly is limited to be installed in some complex occasions, and the assembly of the utility model can adopt different battery arrangements and assembly sizes according to actual sites, so that the assembly is more flexible.

In practical application, the solar cell can also be a small cell cut from a conventional cell, and the small cell is small in area and beneficial to manufacturing of assemblies and improvement of generated energy.

The self-supporting is under the condition with the same area of occupation and land cost of current photovoltaic power plant, the utility model discloses the battery piece that every subassembly can hold is in large quantity, and the generated energy is higher, and economic benefits is obvious.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a schematic perspective view of embodiment 1 of the present invention;

fig. 2 is an optical principle schematic diagram of embodiment 1 of the present invention;

fig. 3 is a schematic structural view of an angle adjustment mechanism according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of an angle adjustment mechanism according to embodiment 2 of the present invention;

fig. 5 is a schematic cross-sectional view of embodiment 3 of the present invention;

fig. 6 is a schematic top view of embodiment 4 of the present invention;

fig. 7 is a schematic side view of embodiment 4 of the present invention mounted on a bracket.

Detailed Description

Example 1

As shown in fig. 1-3, it is a folding plate-shaped photovoltaic module of the present invention, the whole shape is rectangular and is a flat plate, it includes front glass 2, hot-melt adhesive layer (omitted in the figure), battery string formed by connecting a plurality of solar cells 3, hot-melt adhesive layer (omitted in the figure) and back plate 4, which are sequentially arranged from top to bottom, the present embodiment is a double-sided battery module, i.e. the solar cells 3 are double-sided batteries, the back plate 4 is a glass plate, the front glass 2 and the back plate 4 are in a folded plate structure mainly composed of a plurality of V-shaped units 5 connected in sequence in the horizontal direction (along the short side, in other embodiments, in the vertical direction, i.e. along the long side), the V-shaped units 5 of the front glass and the back plate 4 are up and down corresponding and constitute a space for installing the solar cells 3 between the inclined plates 6, 7 of the V-shaped units 5, each inclined plate 6 of the V-shaped, The solar cell sheet 7 corresponds to a row of solar cell sheets 3, and the solar cell sheets 3 face the corresponding inclined panels 6 and 7. The two inclined plane plates of the V-shaped unit 5 are hinged, namely, the inclined plane plates corresponding to the front glass 2 and the back plate 4 up and down and the solar cell sheets between the two inclined plane plates form a splicing unit, an angle adjusting mechanism used for adjusting an included angle alpha between the two inclined plane plates is arranged on each V-shaped unit, and a hinge-like hinging mode can be adopted for a hinging structure between the two inclined plane plates.

In this embodiment, a manual angle adjusting mechanism is adopted, the angle adjusting mechanism includes a hook 11 and a snap ring 12, the hook 11 is hinged on the end surface of one of the inclined plane plates of the V-shaped unit 5 of the front glass 2, a plurality of snap rings 12 are obliquely arranged on the end surface of the other inclined plane plate, and the hook 11 is clamped in different snap rings 12 to adjust the included angle between the two inclined plane plates.

In this embodiment, the front glass 2 and the back glass are processed by opaque white at the peripheral edges, and the outer frame surface of the assembly is white, so as to increase the absorption of the cell pieces in the corresponding side inclined panels to the reflected light. In other embodiments, when the photovoltaic module is a single-sided cell module, an opaque white treatment is applied only to the peripheral edge of the front glass, while the outer frame surface is white.

The utility model provides a photovoltaic system who comprises above-mentioned assembled angularly adjustable book plate-shaped photovoltaic module, it includes electrically controlled device (including accumulate device and circuit control system etc.), a plurality of assembled angularly adjustable book plate-shaped photovoltaic module and support, in this embodiment, the support is tree-shaped support, and it mainly comprises the main support of vertical setting and a plurality of assistant support of connection on the main support, installs above-mentioned assembled angularly adjustable book plate-shaped photovoltaic module on main support and assistant support respectively. Each folded plate shape photovoltaic module passes through the line connection and links to each other with electrically controlled device again, can also install sun tracer on photovoltaic system, and according to the motion of sun, control photovoltaic module rotates, keeps photovoltaic module just to the sun at any time, so that rely on the utility model discloses folded plate shape photovoltaic module's structural design and sun tracer technique realize photovoltaic cell output power maximize.

Referring to fig. 2, the optical principle of the present invention is: sunlight A irradiates the inclined plane plates of the V-shaped unit, one part of sunlight is refracted into the photovoltaic module, the other part of sunlight is reflected onto the adjacent inclined plane plates and is reflected again, namely multiple reflection and incidence in the space of the V-shaped unit are formed, multiple absorption of the battery on the sunlight is increased, and the power generation amount of the module is improved. For the double-sided assembly, light can be incident to the back surface of the cell piece in the adjacent inclined plane plate through the front glass, and the light is reflected and incident for multiple times in the V-shaped space where the back surface of the cell piece is located, so that the sunlight absorption of the back surface is increased.

Example 2

As shown in fig. 4, the present embodiment is different from embodiment 1 in the angle adjustment mechanism. In this embodiment, angle modulation machine is including the pulley 14 and the regulation pole 15 that embed the motor, set up along the obliquely extending strip groove 13 at one of them inclined plane board of V-arrangement unit and near its terminal surface, pulley 14 is located strip groove 13, the notch of strip groove 13 is in strip groove 13 for the bar slot uses spacing pulley, pulley 14 rotatable mounting is on pivot (not drawn in the picture), the one end of adjusting pole 15 articulates on the edge of another inclined plane board, the other end links to each other with the pivot, pulley 14 rotates and moves and then the contained angle alpha between the two inclined plane boards of automatically regulated in strip groove 13 under the drive of motor.

Example 3

As shown in fig. 5, the present embodiment is different from embodiment 1 in that: the photovoltaic module of the present embodiment is bent downward (in other embodiments, it may be bent upward) in the lateral direction (in other embodiments, it may be also in the longitudinal direction) so that the front glass 2 and the back sheet 4 become concave (in other embodiments, it may be also convex) curved plate bodies. The photovoltaic module of this embodiment has the advantages of: along with the movement of the sun, solar cells with the orientation in the optimal irradiation direction are arranged at each angular position of the photovoltaic module, so that the solar energy absorption is increased.

In this embodiment, the photovoltaic module is curved, and the included angles of the two inclined plane plates of all the V-shaped units may be the same, may also be partially the same, and may be partially different, and may be determined according to actual conditions.

In fact, the curved shape of the whole photovoltaic module can be realized by only adjusting the included angle between the two inclined panels of the partial V-shaped unit.

Example 4

As shown in fig. 6 and 7, the present embodiment is different from embodiment 1 in that: the photovoltaic module of this embodiment is a basin-shaped body with a horizontal surface 9 at the bottom and a spherical segment curved surface 10 at the wall, wherein the solar cells 3a located on the horizontal surface are multiple and sequentially connected to form a ring, the solar cells 3b located on the spherical segment curved surface are multiple and divergently shaped (only two groups of solar cells are shown in fig. 4), each group of solar cells 3b are connected in series (in other embodiments, they may be connected in parallel) and correspondingly connected to one of the solar cells 3a located on the horizontal surface, and the solar cells 3c located on the outer edge of each group are sequentially connected to form a ring.

In this embodiment, the front glass 2 and the back plate 4 are both basin-shaped, the V-shaped units are sequentially connected on the circumference (in other embodiments, they may also be in the radial direction), the outer contour lines of the front glass 2 and the back plate 4 are polygons, and each side (i.e., each inclined plate) corresponds to a row of solar cells 3b arranged in the radial direction.

Referring to fig. 7, the photovoltaic module of the present embodiment is mounted on a support 8 to constitute a photovoltaic system.

The utility model discloses can be according to the difference of the whole shape of photovoltaic module, adjust the form of arranging of solar wafer under the prerequisite that satisfies the normal work of photovoltaic module, this form of arranging is field technical personnel's common general knowledge.

In other embodiments, the photovoltaic module can also be a single-sided battery module, i.e. the solar cell is a single-sided battery; the adjusting range of the included angle of the two inclined plane plates of the V-shaped unit is 45-135 degrees.

The embodiments of the present invention are not limited to the above, according to the above-mentioned contents of the present invention, according to the common technical knowledge and the conventional means in the field, without departing from the basic technical idea of the present invention, the present invention can also make other modifications, replacements or changes in various forms, all falling within the scope of the present invention.

Claims (11)

1. The utility model provides an assembled angularly adjustable folded plate type photovoltaic module, it includes from last front glass, the hot melt adhesive layer that sets gradually down, the battery cluster, the hot melt adhesive layer and the backplate that are even become by a plurality of solar wafer, its characterized in that: the front glass and the back plate are respectively of a folded plate structure mainly composed of a plurality of V-shaped units which are connected in sequence, the V-shaped units of the front glass and the back plate correspond to each other up and down, a space for accommodating solar cells is arranged inside the inclined plane plate which forms the V-shaped units, and the solar cells face the inclined plane plate corresponding to the solar cells; the two inclined plane plates of the V-shaped unit are hinged, namely the front glass, the inclined plane plates corresponding to the back plate up and down and the solar cell sheets between the front glass and the back plate form a splicing unit, and each V-shaped unit is provided with an angle adjusting mechanism for adjusting an included angle.

2. The assembled angularly adjustable flap-shaped photovoltaic module according to claim 1, characterized in that: the photovoltaic module is a single-sided battery module, namely the solar cell is a single-sided battery.

3. The assembled angularly adjustable flap-shaped photovoltaic module according to claim 1, characterized in that: the photovoltaic module is a double-sided battery module, namely the solar cell is a double-sided battery, and the back plate is a glass plate.

4. The assembled angularly adjustable flap-shaped photovoltaic module according to claim 1, characterized in that: the photovoltaic module is a single-sided battery module, the peripheral edge of the front glass is processed by opaque white, the outer frame surface of the folding plate-shaped photovoltaic module is white, or the photovoltaic module is a double-sided battery module, the peripheral edges of the front glass and the back glass are processed by opaque white, and the outer frame surface of the folding plate-shaped photovoltaic module is white.

5. The assembled angle-adjustable flap-shaped photovoltaic module according to any one of claims 1 to 4, wherein: the adjusting range of the included angle of the two inclined plane plates of the V-shaped unit is 45-135 degrees.

6. The assembled angularly adjustable flap-shaped photovoltaic module according to claim 5, characterized in that: the photovoltaic module is bent upwards or downwards, so that the front glass and the back plate become upwards-convex or downwards-concave bent plate bodies.

7. The assembled angularly adjustable flap-shaped photovoltaic module according to claim 5, characterized in that: the photovoltaic module is a basin-shaped body with a horizontal surface at the bottom and a spherical segment curved surface at the wall, wherein a plurality of solar cells positioned on the horizontal surface are sequentially connected and surround to form a ring, a plurality of groups of solar cells positioned on the spherical segment curved surface are in a divergent shape, each group of solar cells are connected in series or in parallel and are correspondingly connected with one of the solar cells positioned on the horizontal surface, and the solar cells positioned on the outer edge of each group are sequentially connected to form a ring.

8. The assembled angularly adjustable flap-shaped photovoltaic module according to claim 1, characterized in that: the angle adjusting mechanism comprises a clamping hook and clamping rings, the clamping hook is hinged to the end face of one inclined plane plate of the V-shaped unit, a plurality of clamping rings are obliquely arranged on the end face of the other inclined plane plate, and the clamping hook is clamped in different clamping rings to adjust the included angle between the two inclined plane plates.

9. The assembled angularly adjustable flap-shaped photovoltaic module according to claim 1, characterized in that: the angle adjusting mechanism comprises a pulley and an adjusting rod which are internally provided with a motor, a strip-shaped groove extending along the oblique direction is formed in one of the inclined plane plates of the V-shaped unit and close to the end face of the inclined plane plate, the pulley is located in the strip-shaped groove, the notch of the strip-shaped groove is a strip-shaped narrow opening and is provided with a limiting pulley in the strip-shaped groove, the pulley is rotatably installed on a rotating shaft, one end of the adjusting rod is hinged to the edge of the other inclined plane plate, the other end of the adjusting rod is connected with the rotating shaft, and the pulley is driven by the motor to rotate and move in the strip-shaped groove so as.

10. A photovoltaic system comprising the assembled angle-adjustable flap-shaped photovoltaic module as claimed in any one of claims 1 to 9, wherein: the assembled angle-adjustable folding plate-shaped photovoltaic module comprises a plurality of assembled angle-adjustable folding plate-shaped photovoltaic modules and a support, wherein each assembled angle-adjustable folding plate-shaped photovoltaic module is arranged on the support.

11. The photovoltaic system of claim 10, wherein: the support is a tree-shaped support mainly composed of a main support and a plurality of auxiliary supports, wherein the main support is vertically arranged, the auxiliary supports are connected to the main support, and the assembled folding plate-shaped photovoltaic modules with adjustable angles are respectively installed on the main support and the auxiliary supports.

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