KR101893067B1 - Foldable unit structure having solar cell panel and micro grid solar power generation system including the same - Google Patents

Abstract

The present invention relates to a foldable unit structure having a photovoltaic power generation panel which comprises: a rectangular upper frame having a pair of upper rail units and a coupling via; a rectangular lower frame having a pair of lower rail units, a post coupled with a hinge, and a slider ascending and descending in a post; and a plurality of photovoltaic power generation panels coupled to be able to rotate on the upper frame. An X-shaped foldable link member is interposed between the pair of upper rail units and the pair of lower rail units. In addition, an extended structure can be assembled and connected together with one or more foldable unit structures.

Description

Technical Field [0001] The present invention relates to a foldable unit structure having a solar power generation panel and a micro grid photovoltaic generation system incorporating the foldable unit structure,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a foldable type unit structure having a solar power generation panel and a microgrid solar power generation system combining the foldable type unit structure.

Considering global warming and renewable energy aspects, there is a growing interest in the development and utilization of solar energy in recent years.

In general, solar energy is attracting attention as a substitute energy that can be converted into electric energy by condensing solar light incident on a laterally and / or vertically arranged plate (sun) condensing panel.

In order to concentrate the sunlight, as described in Patent Document 1, the condensing plate is inevitably fixed to a roof, a floor, or an apartment railing of a building, and the installed condensing plate is not easily disassembled / separated from a roof, . Further, when the condenser plate is installed, there is a problem that the space below the condenser plate can not be utilized. As described above, in the case of a fixed-type light-collecting plate, it is necessary to exclude the mobility according to need, and there is a restriction on the selection of the area for installing the light-collecting plate, which will seriously hamper the spread of small-scale solar power generation facilities.

Korean Patent No. 10-1412474

SUMMARY OF THE INVENTION It is an object of the present invention to provide a movable unit structure of a rectangular parallelepiped shape having a structure capable of folding up and down while mounting a plurality of solar modules in a rotatable manner.

In addition, it is an object of the present invention to provide a micro grid solar power generation system in which a foldable type unit structure having the above-described solar power generation panel is combined.

In order to achieve the above object, the present invention relates to a foldable type unit structure having a solar power generation panel, comprising: a rectangular upper frame; A rectangular lower frame which can be assembled with the upper frame; A first solar power generation panel rotatably coupled to the front side bar of the upper frame at a predetermined angle; A second solar power generation panel rotatably coupled at a predetermined angle from a rear bar rear side of the upper frame; And a third solar power generation panel rotatably coupled at a predetermined angle in a rear bar of the upper frame,

The upper frame is formed in a rectangular shape defined by the front side bar, the rear side bar, the left side bar, and the right side bar, and extends along the left and right side bars at a position adjacent to both ends of the front side and rear side bars, And a fastening bar provided with a tip portion,

The lower frame has a hollow post formed in a rectangular shape defined by the front side bar, the rear side bar, the left side bar and the right side bar, hinged at each corner and having a fastening groove at the uppermost end, A U-shaped section slider having a plurality of fastening grooves perforated in the longitudinal direction, and a guide pin passing through the fastening groove of the post and the fastening groove of the slider.

In the present invention, the upper frame includes a first upper rail arranged parallel to the left and right bars at a predetermined distance from the front bar, and a second upper rail disposed parallel to the left and right bars at a predetermined interval from the rear bar 2 upper rails, while the lower frame includes a first lower rail arranged parallel to the left and right bars at a predetermined distance from the front bar and the rear bar, and a second lower rail parallel to the first lower rail at the front bar And a second lower rail arranged.

Preferably, the fastening bar extends in a space between the left and right bars and the upper rail in the front side and rear side bars, while the post extends between the left and right side bars adjacent to the front side and rear side bars, To be hinged together in the space of the base.

In the present invention, the upper rail is formed in an inverted U-shaped cross-sectional shape and has guide grooves on opposite sides facing each other, and the lower rail is formed in a U-shaped cross-sectional shape and has guide grooves on both sides facing each other .

Specifically, the present invention can additionally include an X-shaped link member between the upper rail of the upper frame and the lower rail of the lower frame, wherein the link member is inserted into the guide groove by inserting the fixed shaft, So that each end of the member can be pivotally coupled at each rail.

According to another embodiment of the present invention, an X-shaped link member capable of folding in a multistage manner is additionally provided between the upper rail of the upper frame and the lower rail of the lower frame, and the link member is disposed at each end So that each end of the link member can be rotatably engaged with each of the rails.

Optionally, the link member may be rotatably mounted on each end with a fixed shaft.

The angle of the first solar power generation panel and the third solar power generation panel can be adjusted by means of the angle adjusting unit.

Preferably, the angle adjusting portion includes a first connecting bar hinged at a side edge of the solar power generating panel, a second connecting bar hinged to the post, and a connection connecting the first connecting bar and the second connecting bar in a straight line Nuts.

In particular, the fixed end of the first connecting bar is hinged to the side edge of the solar power generation panel, and the free end of the first connecting bar may be formed with a male screw in one direction on the outer circumferential surface. The fixed end of the second connecting bar may be hinged to the post, and the free end of the second connecting bar may be formed with a male screw in the other direction on the outer circumferential surface. The connecting nut includes a first nut portion that is screwed with the free end of the first connecting bar, a second nut portion that is screwed with the free end of the second connecting bar, and a second nut portion that linearly connects the first nut portion and the second nut portion. .

In addition, the present invention can adjust the rotation angle of the second solar power generation panel on the upper frame by means of the angle adjusting bar.

It is preferable that the front side bar is formed thicker than the thickness of the left and right side bars and the rear side bar is formed thicker than the thickness of the front side bar.

Further, the present invention may include a coupling ring rotatable on one end of the front bar and the rear bar, and may include an engagement pin protruding outward from the other end of the front bar and the rear bar.

The microgrid photovoltaic generation system incorporating the foldable unit structure according to the present invention comprises at least one foldable unit structure according to any one of claims 1 to 13; And an expansion structure formed in a plate shape and detachably connected to the left and right side surfaces of the unit structure without the solar power generation panel mounted thereon.

The expansion structure may include a battery storage box having a battery for charging and discharging electric energy and a small control box.

Specifically, the present invention can include an inverter, a PCS, an EMS, a BMS, and the like in a control box.

Preferably, the expansion structure may include a coupling ring rotatable at one end on the front side and a rear side, and an engagement pin projecting outward from the other side on the front side and the rear side.

In another example, a microgrid solar power generation system incorporating a foldable unit structure according to the present invention comprises: at least one foldable unit structure according to any one of claims 1 to 13; And a plate having a support vertically extending upward at each corner and spaced apart from the lower frame of the unit structure by a predetermined distance through the support.

The plate may have a battery compartment and a control box with a battery for charging and discharging electrical energy.

Specifically, the present invention can include an inverter, a PCS, an EMS, a BMS, and the like in a control box.

Preferably, the plate may have an engagement ring rotatable at one end on the front side and a rear side, and an engagement pin protruding outward from the other side on the front side and the rear side.

The features and advantages of the present invention will become more apparent from the following detailed description based on the accompanying drawings.

Prior to that, terms and words used in the present specification and claims should not be construed in a conventional and dictionary sense, and the inventor may properly define the concept of the term in order to best explain its invention It should be construed as meaning and concept consistent with the technical idea of the present invention.

According to the present invention as described above, the present invention is designed to have a structure in which a plurality of solar power generation panels are rotatably and / or foldably coupled to the outer surface of a rectangular parallelepiped unit structure.

In addition, the present invention can expand the solar power generation panel on the outer surface of the unit structure so as to be rotatable at various angles, so that the angle of the solar power generation panel can be adjusted corresponding to the irradiation angle of the sun.

Particularly, the present invention is designed in such a structure that the height of a unit structure having a rectangular parallelepiped shape can be controlled by means of a post incorporating a slider capable of reciprocating upward and downward together with an X-shaped cascade link member.

The present invention can be folded into a compact size through separation of a lower frame and an upper frame together with a foldable solar power generation panel. Thus, the unit structure according to the present invention provides the advantages of maximizing the transportability, portability, and the like as described above.

The present invention is capable of assembling and connecting the other unit structures and / or the expansion structures having different structures in a line on the left and right sides of the unit structure.

FIG. 1 is a perspective view of a folding type unit structure having a solar power generation panel according to a preferred embodiment of the present invention as viewed from above. FIG.
FIG. 2 is a perspective view of a folding type unit structure having a solar power generation panel according to a preferred embodiment of the present invention as viewed from below. FIG.
3 is a perspective view schematically showing a folded state of a folding type unit structure having a solar power generation panel according to a preferred embodiment of the present invention.
Fig. 4 is a bottom view schematically showing the upper frame shown in Fig. 1. Fig.
FIG. 5 is a perspective view of the lower frame shown in FIG. 1 viewed from above.
6 is a view showing the state of engagement between the upper frame and the post.
7 is an enlarged view of the angle adjusting portion shown in Fig.
8 is a perspective view schematically showing a micro grid solar power generation system in which a unit structure and an expansion structure according to the present invention are detachably connected and connected in a line.
FIG. 9 is a perspective view schematically showing a deployed state of a folding type unit structure having a solar power generation panel according to another embodiment of the present invention.
10 is a perspective view schematically showing a folded state of a folding type unit structure having a solar power generation panel according to another embodiment of the present invention.
11 is a perspective view of the lower frame shown in Fig. 9 viewed from above.
12 is a perspective view schematically illustrating a micro grid solar power generation system in which other unit structures and expansion structures according to the present invention are detachably assembled and connected in a line.
13 is a perspective view schematically showing an unfolded state of a unit structure of a micro grid solar power generation system according to another example of the present invention.
FIG. 14 is a perspective view schematically showing a folded state of a unit structure of the micro grid photovoltaic power generation system according to another example shown in FIG.

BRIEF DESCRIPTION OF THE DRAWINGS The objectives, specific advantages and novel features of the invention will become more apparent from the following detailed description and examples taken in conjunction with the accompanying drawings. It should be noted that, in the present specification, the reference numerals are added to the constituent elements of the drawings, and the same constituent elements are assigned the same number as much as possible even if they are displayed on different drawings. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail. In this specification, the terms first, second, etc. are used to distinguish one element from another, and the element is not limited by the terms. In the accompanying drawings, some of the elements are exaggerated, omitted or schematically shown, and the size of each element does not entirely reflect the actual size.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 to 5, a unit structure having a solar power generation panel according to a preferred embodiment of the present invention includes a hinge 150 coupled to a fastening bar 150 of a upper frame 100 and a hinge coupled to a lower frame 200, The present invention can provide a foldable structure by means of the slider 250, and also provide a structure capable of adjusting the height through the slider that moves up and down in the post 250, thereby ensuring portability / mobility. Further, the present invention can provide an advantage that it can be easily developed through the solar power generation panels P1, P2, and P3 rotatably coupled to the outer surface of the unit structure to ensure a reliable condensing efficiency.

The upper frame 100 and the lower frame 200 are connected to each other by an X-shaped link member 600 foldable between the upper frame 100 and the lower frame 200, The height of the shape of the link member can be varied to help securely support the rectangular parallelepiped unit structure.

As described above, a unit structure (hereinafter referred to as unit structure) having a solar power generation panel according to a preferred embodiment of the present invention includes an upper frame 100 having pivotable solar power generation panels P1, P2, and P3, A lower frame 200 having a hinge-coupled post 250 and an X-shaped link member 600 interposed between the upper frame 100 and the lower frame 200.

The unit structure according to the preferred embodiment of the present invention may include a moving caster C on the bottom surface of the lower frame 200.

The upper frame 100 includes a front bar 110 and a rear bar 120. The left bar 130 disposed between the left edge of the rear bar 120 at the left edge of the front bar 110 And a right-side bar 140 disposed between the right edge of the front-side bar 110 and the right-side edge of the rear-side bar 120. The right-

As described above, the unit structure according to the preferred embodiment of the present invention includes a first solar power generation panel P1 rotatably coupled to the front bar 110 of the upper frame 100 so as to be angularly adjustable, A second solar power generation panel P2 rotatably coupled across the left bar 130 and the right bar 140 at a rear end of the front bar 110 is disposed, And the combined third solar photovoltaic panel P3 is arranged.

As shown, the upper frame 100 includes an upper rail extending in one direction within four bars 110, 120, 130, 140 arranged in a rectangular shape. The upper rails 161 and 162 may be arranged in parallel with the left bar 130 and the right bar 140 at a predetermined interval. The upper rail is composed of a first upper rail 161 and a second upper rail 162.

Each of the upper rails 161 and 162 is formed in an inverted U-shaped cross-sectional shape with its lower portion opened, and has guide grooves 163 elongated along the longitudinal direction of both sides facing each other in the rail. The free ends of the upper rails 161 and 162 do not have a separate sidewall surface to accommodate the link member 600 when folded. The guide groove 163 is a sliding path at each end of the X-shaped link member 600 to be described later, and it is possible to define the folding range of the X-shaped link member.

The first upper rail 161 extends inwardly along the longitudinal direction of the left bar 130 and the right bar 140 in the front bar 110. The front bar 110 and the fastening bar 150 Extending from the inside of the intersection toward the inner center of the upper frame.

Correspondingly, the second upper rail 162 extends inwardly in the longitudinal direction of the left and right bars 130 and 140 in the rear bar 120, with the rear bar 120 and the fastening bar < RTI ID = And extends from the inside of the intersection of the upper frame 150 toward the inner center of the upper frame. Preferably, the second upper rail 162 is not collinear with the first upper rail 161. The second upper rail 162 is spaced apart from the left bar 130 and the right bar 140 by a spacing at which the first upper rail 161 and the fastening bar 150 can be disposed, Extended.

In particular, the unit structure according to the present invention includes a fastening bar 150 on the upper frame 100 to assist fastening of the posts 250 of the upper frame 100 and the lower frame 200, respectively. The fastening bar 150 is disposed at each corner of the upper frame 100 as shown in the figure and specifically the fixed ends of the fastening bars are disposed adjacent to both ends of the front bar 110 while the rear bars 120 ). ≪ / RTI >

The free ends of the two fastening bars 150 disposed adjacent one end of the front bar 110 and one end of the rear bar 120 extend inwardly parallel to the left bar 130. Correspondingly, the free ends of the two fastening bars 150 disposed adjacent the other end of the front bar 110 and the other end of the rear bar 120 are oriented parallel to the inside of the right bar 140 It stretches. That is, the fastening bar 150 is extended between the bars 130, 140 and the pair of upper rails 161, 162 at predetermined intervals.

Each fastening bar 150 has a tip 151 at its free end. The tip portion 151 has a structure in which the tip portion 151 is elastically pressed in the direction of the restoring position by means of, for example, a spring. When the external force is disassembled, the tip portion is structured to be able to move forward by the elastic force of the spring, for example.

The front bar 110 may be positioned between the left and right bars 130 and 140 so that the first and second solar power generation panels P1 and P2 may be superimposed on each other. Should be thicker than the thickness. The thickness of the front bar 110 is equal to or larger than the sum of the thickness of the second solar power generation panel P2 and the thickness of the left and right bars 130 and 140. [ The rear bar 120 is formed to be thicker than the thickness of the front bar 110 so that the third solar power generation panel P3 can be superimposed on the first and second solar power generation panels P1 and P2 do. The thickness of the rear bar 120 is equal to or larger than the sum of the thickness of the third solar power generation panel P3 and the thickness of the front bar 110. [

The lower frame 200 includes a front bar 210, a rear bar 220, a left bar 230 disposed between the left edge of the rear bar 220 at the left edge of the front bar 210, And a right-side bar 240 disposed between the right edge of the front-side bar 210 and the right edge of the rear-side bar 220. The right-

As shown, the lower frame 200 includes a lower rail extending in one direction within four bars 210, 220, 230, 240 arranged in a rectangular shape. Preferably, the lower rails 261, 262 may be arranged in parallel with the left bar 230 and the right bar 240 at a predetermined spacing. The lower rail is composed of a first lower rail 261 and a second lower rail 262.

Preferably, the distance between the left and right bars 230 and 240 and the lower rails 261 and 262 is the same as the distance between the left and right bars 130 and 140 and the upper rails 161 and 162.

Each of the lower rails 261 and 262 is formed into a U-shaped cross-sectional shape having an open top, and has guide grooves 263 elongated in the longitudinal direction of both sides facing each other in the rail. The free ends of the lower rails 261, 262 do not have separate sidewall surfaces to accommodate the link member 600 when folded. The guide groove 263 is a sliding path at each end of the X-shaped link member to be described later, and it is possible to define the folding range of the X-shaped link member.

The first lower rail 261 extends inwardly from the front bar 210 and the rear bar 220 in parallel with the left bar 230 and the right bar 240. The front bar 210, Extends longitudinally toward the inner center of the lower frame at the inside of the fixed end of the lower frame (250) and inside the fixed end of the rear bar (220) and the post (250).

Correspondingly, the second lower rail 262 extends inwardly along the first lower rail 261 along the longitudinal direction of the left bar 230 and the right bar 240 at the front bar 210 And extends inward from the intersection point of the front bar 210 and the first lower rail 261 toward the inner center of the lower frame. The second lower rail 262 is connected to the front bar 210 at a predetermined interval so that the first lower rail 261 and the post 250 can be disposed between the left bar 230 and the right bar 240, .

In particular, the unit structure according to the present invention is configured such that a post 250 made of a hollow hollow tube for supporting the lower frame 200 to be fastened to the upper frame 100 is rotatably supported on the lower frame 200 Hinged together. The post 250 is disposed at each corner of the lower frame 200. Specifically, the fixed ends of the posts are hinge-coupled to the spacing space between the left and right bars 230 and 240 and the first lower rail 261, Side bar 210 and the rear-side bar 220, as shown in FIG.

Each of the posts 250 is provided with a slider 251 having a U-shaped sectional shape capable of reciprocating (or moving up and down) within the hollow portion. The slider 251 should be sized and shaped to receive the free end of the fastening bar 150. As described above, the fastening bar 150 provides a spaced space between the left and right bars 130, 140 arranged side-by-side and the upper rails 161, 162, which allows the free end of the fastening bar to be inserted into the interior of the slider .

The slider 251 has a plurality of fastening grooves 251a which are perforated at an arbitrary interval, preferably equally spaced, along the longitudinal direction. In addition, the post 250 has a fastening groove 250a on the opposite surface facing the one surface of the slider 251 having a plurality of fastening grooves 251a. So that the engaging groove 250a is disposed adjacent to the free end of the post 250. [ The present invention is characterized in that one of a plurality of engaging grooves 251a formed in the slider 251 and a engaging groove 250a formed in the post 250 are arranged coaxially with each other and inserted into the guide pin 252, (See FIG. 6).

In addition, the present invention includes an angle adjuster 270 on the outer surface of each post 250. The angle adjuster 270 can fold the first solar power generation panel P1 and / or the third solar power generation panel P3 on the upper frame of the unit structure. The angle adjusting unit 270 will be described below in more detail with reference to FIG.

The second solar power generation panel P2 is rotatably coupled to the upper frame 100 at a predetermined angle. The present invention is characterized in that the lower edge of the second solar power generation panel P2 is hinged at the rear end of the front side bar 110 while being hinged at the rear edge of the second solar power generation panel P2 between the side edge of the second solar power generation panel P2 and the left and right bars 130, The angle adjusting bar 170 is interposed. For example, the fixed end of the angle adjusting bar 170 may be hinged to the inner side of the left and right bars 130 and 140 while the free end of the angle adjusting bar 170 may have a latching jaw (not shown). The free end of the angle adjusting bar 170 may be inserted into one or more locking projections (not shown) formed along the side edges of the second solar power generation panel P2. Through this operation, the angle adjusting bar 170 can adjust the angle of the second solar power generation panel P2. When the free end of the angle adjusting bar 170 is detached from the engagement protrusion of the second solar power generation panel P2, the unit structure of the present invention is constructed such that the second solar power generation panel P2 is placed on the upper surface of the unit structure It becomes possible to fold.

The link member 600 is an X-shaped component member configured to be foldable. The link member 600 is a pair of X-shaped links so as to be interposed between an upper rail provided on the upper frame and a lower rail provided on the lower frame. . The link member may further include a support bar 680 between a pair of X-shaped links.

The link member allows the upper portion to slide on the upper rails 161 and 162 extending in the longitudinal direction of the upper frame 100 while sliding the lower end along the lower rails 261 and 262 extending in the longitudinal direction of the lower frame 200, And becomes movable.

Each end of the link member 600 further has a wheel 660 which is coupled to the inner space of each of the rails 161,162 261,262 that slidably receive each end of the link member 600 So that it can be driven in a low friction state along the longitudinal direction.

In addition, the link member 600 rotatably fixes the wheel 660 to each end portion by means of the fixed shaft 663, while both ends of the fixed shaft 663 are engaged with the guide grooves (not shown) of the upper rails 161 and 162 163 or the guide grooves 263 of the lower rails 261, 262 so that each end of the link member 600 can be connected to the upper frame and the lower frame. As a result, the link member 600 can slide along the guide grooves 163 and 263 without being separated from the respective rails. Thus, the unit structure is expanded in the X-shape when the unit structure of the present invention is expanded, Lt; / RTI >

6 is a partially enlarged view showing the state of engagement between the upper frame 100 and the lower frame 200. More specifically, the lower frame 200 has a fastening bar 150 (see FIG. 1) And the slider 251 of the second arm 250 is schematically illustrated.

Each post oriented vertically upward in a direction orthogonal to each of the posts 250, in particular, the lower frame, places the slider 251 in the fastening bar 150 of the upper frame 100. The free end of the fastening bar 150 is inserted into the inner space of the U-shaped slider 251 and the tip portion 151 elastically pressed against the free end of the fastening bar 150 is inserted into the uppermost portion of the slider 251 The slider 251 is restricted from moving so as to fix the post 250 so as to be installed in the vertical direction. Thus, the upper frame 100 and the lower frame 200 can be assembled in a rectangular parallelepiped shape by fixing the posts 250 of the lower frame 200 to the upper frame 100 in a vertical state.

On the contrary, when the tip portion 151 is separated or drawn out from the engagement groove 251a of the slider 251, the upper frame and the lower frame are disassembled to fold the post and the slider of the lower frame and seat the upper frame on the lower frame The unit structure can be made compact.

Incidentally, the slider 251 may be formed in a U-shape only at the free end.

The present invention is characterized in that one of the plurality of engagement grooves 251a (one of the rest except for the engagement grooves disposed at the uppermost end) drilled in the slider 251 and the engagement groove 250a formed in the post 250 are arranged coaxially And is inserted into the guide pin 252 so that the height of each post can be adjusted.

7 is a view schematically showing an angle adjuster capable of holding and holding a third solar power generation panel P3 rotatably coupled to the upper frame 100 at a predetermined angle, wherein the third solar power generation panel P3, and the post 250. [0051] As shown in FIG. Of course, the angle adjusting portion can be disposed between the first solar power generation panel P1 and the post 250 as shown in FIG.

The present invention includes an angle adjuster 270 on the outer surface of each post 250. The angle adjusting unit 270 includes a first connecting bar 271 and a second connecting bar 272 and a connecting nut 273 for connecting the first connecting bar 271 and the second connecting bar 272 in a straight line, . The fixed end of the first connecting bar 271 is hinged to the side edge of the solar power generation panels P1 and P3 while the free end of the first connecting bar 271 forms a male screw thread in one direction on the outer circumferential surface thereof. The fixed end of the second connecting bar 272 is hinged to each post 250 while the free end of the second connecting bar 272 forms a male screw thread in the other direction on its outer circumferential surface. The connecting nut 273 includes a first nut portion 273a screwed to the free end of the first connecting bar 271 so as to be able to connect the first connecting bar 271 and the second connecting bar 272 in a straight line, A second nut portion 273b for screwing the free end of the second connecting bar 272 and a support portion 273c for connecting the first nut portion 273a and the second nut portion 273b in a straight line. The angle adjusting portion 270 is contracted or elongated through manipulation of the connecting nut 273 which narrows or increases the spacing between the free end of the first connecting bar 271 and the free end of the second connecting bar 272, It is possible to develop the light generating panels P1 and P3 while adjusting various rotation angles of the light generating panels P1 and P3. For example, when the first connecting bar 271 and / or the second connecting bar 272 are separated from the connecting nut 273 in the angle adjusting portion 270, the unit structure of the present invention may include the first solar power generating panel P1 and / or the third solar photovoltaic panel P3 can be folded onto the upper frame of the unit structure.

8 is a perspective view schematically showing a micro grid solar power generation system in which a unit structure and an expansion structure according to the present invention are detachably connected and connected in a line.

The photovoltaic power generation system according to the present invention is designed to be detachably assembled to one or more unit structures shown in Figs. 1 to 7 on left and right side surfaces on which the solar power generation panels P1, P2, and P3 are not mounted have. In order to fix a plurality of unit structures, the present invention has a coupling ring 281 rotatable on one end of the front bar 210 and the rear bar 220 while correspondingly connecting the front bar 210, And an engaging pin 282 protruding toward the outside at the other end of the rear bar 220.

When a plurality of unit structures are arranged in a line, one side of the unit structure is arranged adjacent to the other side of the other unit structure. The operator rotates the coupling ring 281 provided at one end of the front bar 210 and the rear bar 220 to rotate the front bar 210 and the rear bar 220 And the unit structures disposed adjacent to each other can be disposed in close contact with each other by covering the coupling pins 282 provided at the other end.

As shown in the drawing, the present invention is connected to the expansion structure 3 together with the two unit structures according to the present invention in a line by means of the above-described coupling ring 381 and the coupling pin 382. The present invention has a coupling ring 381 rotatable at one end on the front side and / or the rear side of the expansion structure 3, while an engagement pin 382 projecting outwardly from the other side corresponding to the front side and / ). Of course, it is obvious that one or more unit structures and one or more expansion structures can be assembled and connected in series, as shown according to the user's need.

The expansion structure may be formed in a plate shape having a caster. The expansion structure may include a battery storage box A and a control box B on the upper surface of the plate, and may be used as a space for accommodating other components . Here, the battery storage box may store a battery (not shown) that stores electric energy supplied to the solar power generation panel and can supply electric energy to the outside, and the control box (B) (Inverter), a power conditioning system (PCS), an energy management system (EMS), a battery management system (BMS), and the like. That is, the present invention relates to a micro grid operating system capable of storing and / or charging electricity in a battery storage box (A) by solar power generation by a solar power generation panel and managing electric energy by a control box (B) Can be constructed.

For reference, a foldable unit structure having a solar power generation panel according to a preferred embodiment of the present invention includes solar power generation panels P1, P2, and P3 that are irradiated with sunlight to generate electric energy, Electric wiring for charging electric energy generated by sunlight through the photodiode P1, P2, P3 and connecting it to a battery or the like used as an electric power source is well known to those skilled in the art, and a clear understanding of the present invention For the sake of completeness, please refrain from the detailed explanation.

9 and 11 are schematic views showing a folding type unit structure having a solar power generation panel according to another embodiment of the present invention. Since the unit structure according to another embodiment of the present invention is a modified structure of the unit structure shown in Figs. 1 to 7 and has a very similar structure except for the structure of the X-shaped link member 600, The description of similar or identical components will be omitted herein to facilitate a clear understanding of the present invention.

As shown in the figure, the foldable type unit structure having the solar power generation panel according to another embodiment of the present invention includes an upper frame 100 having pivotable solar power generation panels P1, P2, and P3, A lower frame 200 having a post 250 and an X-shaped link member 600 'interposed between the upper frame 100 and the lower frame 200 in a multi-stage foldable manner. The link member may further include a support bar 680 between a pair of X-shaped links.

The unit structure according to another embodiment of the present invention may include a movable castor on the bottom surface of the lower frame.

The X-shaped link member 600 ', which is foldable in a multi-stage manner, moves up and down the upper frame 100 with respect to the lower frame 200 through a slider 251 having a U-shaped sectional shape capable of reciprocating within the post 250 Helping to support the elevation. Each end of the link member 600 'is provided with a fixed shaft 663 which rotatably supports each end of the link member 600 with a guide groove 163 (not shown) formed in the upper rail (See FIG. 6) and the guide groove 263 formed in the lower rail (not shown) of the lower frame so that each end of the link member can be pivotally connected without separating the link member from each rail.

12 is a perspective view schematically illustrating a micro grid solar power generation system in which other unit structures and expansion structures according to the present invention are detachably assembled and connected in a line.

As shown in the drawing, the present invention is assembled and connected in series by means of the above-described coupling ring 381 and the coupling pin 382 together with the two unit structures according to the present invention. Of course, it is obvious that one or more unit structures and one or more expansion structures can be assembled and connected in line according to the user's needs.

Here, the expansion structure is formed in a plate shape having a caster. The expansion structure may include a battery storage box A and a control box B on the upper surface of the plate, and may be used as a space for accommodating other components There will be. The battery storage box can store a battery (not shown) that stores electric energy supplied to the solar power generation panel and can supply electric energy to the outside, and the control box (B) Inverter, PCS, EMS, BMS, etc., which convert and output to the outside.

13 and 14 are diagrams schematically showing a micro grid photovoltaic power generation system according to another example. In order to realize a micro grid photovoltaic power generation system, a battery storage box A and a control box B) may be disposed to stack the expansion structures to provide a compact microgrid solar power generation system.

In one example, the unit structure includes a lower frame 200 as shown in FIGS. 1 to 12 on a plate 300 having a caster. The battery frame A is disposed between the plate 300 and the lower frame 200, And the control box (B) can be installed. The unit frame can be assembled and connected to the lower frame 200 with the upper frame 100 having the solar power generation panel described above.

As shown in the drawings, a unit structure according to an exemplary embodiment of the present invention includes a coupling ring (not shown) rotatably mounted on one side of a front side and a rear side of a plate 300 so that the unit structure can be detachably assembled on left and right side surfaces And a coupling pin (not shown) protruding outward from the other side of the front side and the rear side.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the same is by way of illustration and example only and is not to be construed as limiting the scope of the invention as defined by the appended claims. It will be apparent to those skilled in the art that modifications and improvements are possible.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

100 ----- upper frame,
150 ----- fastening bar,
160 ----- upper rail,
200 ----- Lower frame,
250 ----- post,
251 ----- Slider,
260 ----- Lower section,
270 ----- angle adjusting section
600, 600 '----- X-shaped link member
P1, P2, P3 ----- Solar power generation panel.

Claims (21)

The front and rear bars 110 and 120 are formed in a rectangular shape defined by the front bar 110, the rear bar 120, the left bar 130 and the right bar 140, An upper frame 100 having a fastening bar 150 extending along the left and right bars 130 and 140 at a free end and having a tip 151 at a free end;
The front side bar 210 is formed in a rectangular shape defined by the rear side bar 220, the left side bar 230 and the right side bar 240. The hollow side is hinged at each corner and has a fastening groove 250a at the top. A slider 251 of a U-shaped cross section having a plurality of engagement grooves 251a perforated along the longitudinal direction and capable of reciprocating within the post 250, A lower frame 200 having a coupling groove 250a and a guide pin 252 penetrating the coupling groove 251a of the slider 251;
A first solar power generation panel P1 rotatably coupled to the front bar 110 of the upper frame 100 at a predetermined angle;
A second solar power generation panel P2 which is rotatably coupled at a predetermined angle across the left bar 130 and the right bar 140 at a rear end of the front bar 110 of the upper frame 100, ; And
And a third solar power generation panel P3 rotatably coupled to the rear bar 120 of the upper frame 100 at a predetermined angle,
The upper frame 100 is assembled in a rectangular parallelepiped shape by pulling the tip portion 151 of the fastening bar 150 into the fastening groove 251a of the slider 251 in the post 250, The height of the upper frame 100 can be adjusted with respect to the lower frame 200 by raising and lowering the slider 251,
The front bar 110 is formed thicker than the left and right bars 130 and 140,
Wherein the rear bar (120) is thicker than the thickness of the front bar (110).
The method according to claim 1,
The upper frame 100 includes a first upper rail 161 arranged at a predetermined distance from the left and right bars 130 and 140 at the front bar 110 and a second upper rail 161 disposed at the rear bar 120 And a second upper rail 162 arranged in parallel with the left and right bars 130 and 140 at a predetermined interval,
The lower frame 200 includes a first lower rail 261 arranged parallel to the left and right bars 230 and 240 at a predetermined interval in the front bar 210 and the rear bar 220, And a second lower rail (262) arranged in parallel with the first lower rail (261) in the front bar (210).
The method of claim 2,
The fastening bar 150 is extended from the front and rear bars 110 and 120 to a space between the left and right bars 130 and 140 and the upper rails 161 and 162,
Wherein the posts (250) are hinged in a space between the left and right bars (230, 240) adjacent to the front and rear bars (210, 220) and the first lower rail (261).
The method of claim 2,
The upper rails 161 and 162 are formed in an inverted U-shaped cross-sectional shape and have guide grooves 163 on opposite sides facing each other,
The lower rail (261, 262) has a U-shaped cross section and has guide grooves (263) on opposite sides facing each other.
The method of claim 4,
An X-shaped link member 600 is further interposed between the upper rails 161 and 162 of the upper frame 100 and the lower rails 261 and 262 of the lower frame 200,
Wherein the link member (600) is inserted into the guide grooves (163, 263) with a fixing shaft (663) provided at each end thereof.
The method of claim 4,
An X-shaped link member 600 'capable of folding in a multistage manner is further interposed between the upper rails 161 and 162 of the upper frame 100 and the lower rails 261 and 262 of the lower frame 200,
The link member (600 ') is inserted into the guide grooves (163, 263) by a fixing shaft (663) provided at each end thereof.
The method of claim 5,
The link member (600) rotatably mounts the wheel (660) at each end with the fixed shaft (663).
The method according to claim 1,
The first solar power generation panel (P1) and the third solar power generation panel (P3) are angularly adjusted by means of an angle adjuster (270).
The method of claim 8,
The angle adjusting unit 270 includes a first connecting bar 271 hinged at a side edge of the solar power generating panel, a second connecting bar 272 hinged to the post 250, And a connecting nut (273) for connecting the connecting bar (271) and the second connecting bar (272) in a straight line.
The method of claim 9,
The fixed end of the first connecting bar 271 is hinged to the side edge of the solar power generation panels P1 and P3 and the free end of the first connecting bar 271 forms a male screw thread in one direction In addition,
The fixed end of the second connecting bar 272 is hinged to the post 250. The free end of the second connecting bar 272 forms a male screw thread in the other direction on the outer circumferential surface,
The connecting nut 273 includes a first nut portion 273a screwed to the free end of the first connecting bar 271 and a second nut portion 273b screwed to the free end of the second connecting bar 272 ) And a support portion (273c) for connecting the first nut portion (273a) and the second nut portion (273b) in a straight line.
The method according to claim 1,
Wherein the second solar power generation panel (P2) adjusts a rotation angle on the upper frame (100) by means of an angle adjusting bar (170).
The method according to claim 1,
One end of the front bar 210 and the rear bar 220 are provided with a rotatable engagement ring 281,
And the other end of the front bar 210 and the rear bar 220 have coupling pins 282 protruding outward.
delete At least one foldable unit structure according to any one of claims 1 to 12;
The micro grid photovoltaic power generation system according to claim 1, wherein the unit structure is formed in a plate shape, and the unit structure is detachably assembled on left and right side surfaces without mounting the solar power generation panel.
15. The method of claim 14,
Wherein the expansion structure comprises:
A microgrid photovoltaic system comprising a battery compartment (A) with a battery for charging and discharging electrical energy and a control box (B).
16. The method of claim 15,
The control box B includes an inverter, a PCS (Power Conditioning System), an EMS (Energy Management System), a BMS (Battery Management System), and the like.
15. The method of claim 14,
The expansion structure includes a coupling ring (381) rotatable at one end on the front side and a rear side, and a coupling pin (382) projecting outward from the other side on the front side and the rear side.
At least one foldable unit structure according to any one of claims 1 to 12;
And a plate (300) having a support base (310) extending vertically upward at each corner and spaced apart from the lower frame (200) of the unit structure by a predetermined distance through the support base (310) The micro grid photovoltaic system combined.
19. The method of claim 18,
The plate may comprise:
A microgrid photovoltaic system comprising a battery compartment (A) with a battery for charging and discharging electrical energy and a control box (B).
The method of claim 19,
The control box B includes an inverter, a PCS (Power Conditioning System), an EMS (Energy Management System), a BMS (Battery Management System), and the like.
19. The method of claim 18,
Wherein the plate has a coupling ring rotatable at one end on the front side and a rear side and an engagement pin projecting outward from the other side on the front side and the other side on the rear side.

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