JP5677218B2 - Portable solar power generation device and portable solar lighting device - Google Patents

Description

  The present invention relates to a portable solar power generation device and a portable solar lighting device that can be carried by hand.

  Patent Document 1 discloses a portable solar power generation device that can be suitably used in a remote area where commercial power is not supplied or a disaster area where a large-scale power failure has occurred. This portable solar power generation device is formed by arranging a solar panel (solar cell) and a lighting fixture on the outer surface of a casing (trunk) containing a battery, and the electricity generated by the solar panel is converted into a lighting fixture. It can be used for lighting or supplying to other electrical equipment. Further, Patent Document 1 proposes that a hand-held holder, a shoulder belt, a caster, and the like are arranged in a housing as a configuration for enabling the portable solar power generation device to be transported. Patent Document 1 discloses an auxiliary material that enables the housing to be installed in an inclined state.

Utility Model Registration No. 3103994

  By the way, the portable solar power generation device described in Patent Document 1 is about 30 kg including the battery in consideration of practicality, so it is not realistic to carry it alone using a hand holder or a shoulder belt. Moreover, it is difficult for a caster to move on an unpaved road or a staircase, and the place where it can be used is greatly limited. For this reason, it is preferable that a portable solar power generation device of practical size can be carried by a plurality of people. However, in the case of a heavy object to be carried by a plurality of people, the number of people to be carried varies depending on the situation, and it may be held with one hand or with both hands depending on the presence or absence of arm strength. For this reason, even when trying to arrange handles so that it can be easily held by multiple people, the position of the preferred handle is not uniquely determined, and it is costly to arrange a large number of handles so that it can be used in various ways. There is a problem of becoming.

  The present invention is an attempt to solve such a problem, and an object thereof is to provide a portable solar power generation device and a portable solar lighting device suitable for being carried by a plurality of people.

  The present invention comprises a rectangular solar panel, a casing fixed to the bottom surface of the solar panel, and a battery accommodated in the casing. The solar panel has at least two opposing sides of the casing. A portable solar power generation device that extends outward and is configured to be carried by holding the side ends of the two opposite sides by hand.

  In such a configuration, the portable solar power generation device can be carried by using the side end portion of the solar panel extending to the outside of the housing as a clue, so there is no need to separately provide a handle and the manufacturing cost. Can be suppressed. In particular, in this structure, since the upper part of a portable solar power generation device can be hold | maintained and transported from both sides, a power generation device can be carried stably. Further, in this configuration, the side end portion of the solar panel extends to the outside of the casing over the entire width of the panel, and the bearer selectively holds the arbitrary position of the wide side end portion. It can be. For this reason, the portable solar power generation device of the present invention can flexibly cope with the number of carriers and the difference between one-handed / two-handed and is suitable for transportation by a plurality of people.

  Further, in the present invention, the two opposite sides are opposed to each other in the longitudinal direction of the solar panel, and each side end portion of the two opposite sides can be separately held and carried by a plurality of persons. It is proposed that In such a configuration, the portable solar power generation device can be stably carried as compared with the case where the side ends facing in the short direction are held, and the solar power generation device and the carrier are connected to the solar panel during transportation. By arranging in the long direction, it is possible to pass through a relatively narrow place.

  Further, in the present invention, the housing includes a parallel plate portion parallel to the solar panel and an inclined plate portion inclined with respect to the solar panel, and at least a posture in which the parallel plate portion faces downward. It is proposed that it can be placed on a horizontal plane with the inclined plate portion facing downward. In such a configuration, the solar panel can be held horizontally if it is placed on the ground with the parallel plate portion facing downward, and the solar panel is tilted if it is placed on the ground with the inclined plate portion facing downward. Can be held. Thus, in such a configuration, the installation angle of the solar panel can be adjusted without using an auxiliary material or the like, so that the manufacturing cost can be reduced as much as the auxiliary material becomes unnecessary. In addition, in this configuration, the installation angle of the solar panel can be adjusted simply by changing the angle of the housing, so that the installation angle of the solar panel can be easily adjusted compared to the case of using auxiliary materials. is there.

  Moreover, in this invention, it is proposed that the opening part which can be opened and closed is provided in the one side surface of a housing | casing. In such a configuration, instruments other than the battery can be accommodated inside the housing, and can be easily taken in and out as necessary.

  According to another aspect of the present invention, the portable solar power generation device includes the portable solar power generation device and a lighting fixture that is configured to be housed in a casing of the portable solar power generation device and that is lit using the portable solar power generation device as a power source. This is a portable solar lighting device. Such a portable solar lighting device can be appropriately carried by a plurality of people by housing the lighting fixture in the casing and integrating it.

  Further, in the portable solar lighting device, the lighting fixture includes a lighting fixture main body in which an LED is held on an upper portion of a pole, and a lighting fixture main body standing on the ground by being attached to a lower end of the lighting fixture main body. A configuration comprising a peg for doing so is proposed. In such a configuration, the luminaire can be firmly installed so as not to fall by pushing the luminaire main body against the ground using a peg.

  As described above, the portable solar power generation device and the portable solar lighting device of the present invention have the advantage that they can be held appropriately by a plurality of people and can be manufactured at low cost.

It is a perspective view of the portable solar power generation device 1 of an Example. It is a left view of the portable solar power generation device 1 of an Example. (A) is a perspective view of the state which closed the opening part 5, (b) is a perspective view of the state which opened the opening part 5. FIG. It is the sectional view on the AA line in FIG. It is explanatory drawing which shows the conveyance method of the portable solar power generation device 1 of an Example. It is explanatory drawing which shows the installation method of the portable solar power generation device 1 of an Example. It is a perspective view of the portable solar lighting apparatus 30 of an Example. It is a front view of the lighting fixture main body and the peg.

  Embodiments of the present invention are described according to the following examples.

  As shown in FIG. 1, the portable solar power generation apparatus 1 according to the embodiment includes a rectangular solar panel 2 that is long on the left and right sides, and a housing 3 that is disposed on the bottom surface of the solar panel 2.

  The housing 3 is formed by forming a stainless steel plate into a box shape that is long on the left and right. Specifically, as shown in FIG. 2, the housing 3 has a hexagonal shape in a side view, and is orthogonal to the panel from the hexagonal side plate portion 4 a that forms the left and right side surfaces, and the front and rear edges of the solar panel 2. Vertical plate portions 4b, 4b that hang down in the direction to be opened, opening / closing plate portion 4c and inclined plate portion 4d extending downward while inclining inward at an angle of 45 ° from the lower edge of each vertical plate portion 4b, 4b, It is comprised by the parallel plate part 4e parallel to the solar panel 2 which connects the lower edge of the opening-and-closing board part 4c and the inclination board part 4d. Note that the housing 3 is open at the portion to be attached to the bottom surface of the solar panel 2. Here, the casing 3 is designed such that the width dimension in the front-rear direction (short direction) is equal to that of the solar panel 2 and the width dimension in the left-right direction (long direction) is shorter than that of the solar panel 2. The left and right side end portions 21 and 21 extend to the outside of the housing 3 as shown in FIG. In addition, fixed plate portions 4f and 4f extending outward are provided integrally with the case 3 at the upper edges of the side plate portions 4a and 4a of the case 3, and the fixed plate portion 4f is connected to the solar panel 2. The housing 3 is fixed to the solar panel 2 by screwing or the like to the bottom surface of the side end portion 21.

  As shown in FIG. 3, a rectangular opening 5 is formed in the opening / closing plate 4 c of the housing 3. The opening 5 is shielded by a detachable lid 6, and is configured so that an arbitrary instrument can be accommodated in the housing 3 through the opening 5 and taken out as necessary. Specifically, the opening 5 is formed over substantially the entire opening / closing plate 4c. Locking plate pieces 12, 12 having through holes formed on both side edges of the opening 5 protrude outward, and a packing 13 that enhances the sealing performance of the lid 6 is provided around the opening 5. Arranged. The lid 6 is a rectangular plate material that is larger than the opening 5. Locking holes 14 and 14 through which the locking plate pieces 12 are inserted are formed on both sides of the lid 6, and the locking plate pieces 12 are inserted through the locking holes 14. By inserting the pin 16 into the through hole, the lid 6 is locked to the opening / closing plate 4c with the opening 5 closed. That is, in such a configuration, the lid 5 can be detached and the opening 5 can be easily opened and closed simply by inserting and removing the pin 16 to and from the locking plate piece 12. In addition, a notch 17 is formed in the lower right portion of the lid body 6, and even when the lid body 6 is mounted, the opening 5 is not covered with respect to the portion where the notch 17 is formed. The lead wire can be pulled out from the inside of the housing 3.

  As shown in FIG. 4, a battery 7, a charge / discharge controller 8, and an inverter 9 are housed inside the housing 3. Specifically, these devices 7, 8, 9 are fixed to the inside of the housing 3 by being screwed to a metal mounting plate 20 and welding the mounting plate 20 to the inside of the inclined plate portion 4 d. The The charge / discharge controller 8 includes a DC12V output terminal and is connected to the solar panel 2 and the battery 7 to perform charge / discharge control of the battery 7. The inverter 9 includes a general household outlet, and is configured to convert the direct current output from the charge / discharge controller 8 to AC 100 V and output the AC current.

  As described above, the portable solar power generation device 1 of the embodiment has the left and right side end portions 21 and 21 of the solar panel 2 extending about 10 cm to the outside of the housing 3, and as shown in FIG. By holding the side end portions 21 and 21 separately by two persons, the vehicle can be carried to a narrow road or staircase where the vehicle cannot pass. This portable solar power generation device 1 has a width dimension of about 1 to 2 m and a weight of about 30 kg. If it is such a size and weight, it can be carried by two general adult males, and the output of the solar panel 2 and the capacity of the battery 7 are also necessary for power generators for emergencies and remote areas. Can be secured.

  The portable solar power generation device 1 transported to the installation location can generate electric power simply by being placed on the ground so that it is exposed to sunlight. Here, the portable solar power generation device 1 has a posture in which the inclined plate portion 4d faces downward as shown in FIG. 6A, and the parallel plate portion 4e faces down as shown in FIG. 6B. It can be stably placed on a horizontal surface in a posture. When the inclined plate portion 4d is placed downward, the solar panel 2 is tilted and held, and when the parallel plate portion 4e is placed downward, the solar panel 2 is Can be held horizontally. It should be noted that by adjusting the location where the device such as the battery 7 is fixed, the position of the center of gravity that can be stably placed in the above-described two positions can be easily realized. Thus, in this embodiment, the installation angle of the solar panel 2 can be adjusted in accordance with the angle of the sun by selecting how to place the device.

  When the solar panel 2 generates power and the battery 7 is in a charged state, it is possible to supply electric power to the electric device by connecting the electric device to the charge / discharge controller 8 and the inverter 9. A relatively small electric device such as an emergency radio can be stored in an empty space of the housing 3. Further, it is desirable to accommodate a compass for confirming the installation orientation of the solar panel 2 in the housing 3.

  As described above, the portable solar power generation device 1 of the present embodiment can be stably carried by a plurality of people using the left and right side end portions 21 and 21 of the solar panel 2 as a clue. There is an advantage that it can be manufactured at a low cost without the need for disposition. Here, since the left and right side end portions 21, 21 of the solar panel 2 extend in a bowl shape over the entire width of the panel 2, the carrier selectively selects an arbitrary place of the side end portion 21. Can be a clue. That is, the carrier can hold the side end portion 21 with one hand or both hands. Further, one side end portion 21 can be held by a plurality of people. Therefore, the portable solar power generation device 1 of the present embodiment can flexibly cope with various ways of holding by a plurality of people.

  In particular, since the left and right side end portions 21 and 21 of the solar panel 2 face each other in the longitudinal direction of the solar panel 2, the side end portions 21 and 21 can be held in a pair so as to be long. The portable solar power generation device 1 can be held more stably. Further, since the power generation device 1 and the carrier are arranged in the longitudinal direction of the panel 2 at the time of transportation, there is an advantage that it can be suitably transported even in a relatively narrow passage.

  Further, in this embodiment, the solar panel 2 can be installed at different angles simply by placing the two plate portions 4d, 4e of the housing 3 downward and placing them on the ground. Compared with the conventional configuration of Patent Document 1 that is tilted, there are advantages that the cost is low and the installation work is also short. Further, in this embodiment, if the parallel plate portion 4e is placed face down, an object can be placed on the panel 2 or the power generation device 1 can be stacked. It is also suitable for transporting by car.

  FIG. 7 illustrates a portable solar lighting device 30 that uses the portable solar power generation device 1 as a power source. The portable solar lighting device 30 includes the portable solar power generation device 1 and the lighting fixture 31. The luminaire 31 includes a plurality of luminaire main bodies 34 each having an LED 33 attached to an upper end of a pole 32, a peg 35 for standing the luminaire main body 34, and each luminaire main body 34 in a portable solar power generator 1. And a lead wire 38 to be connected. As shown in FIG. 8, the pole 32 of the luminaire main body 34 is a hollow square pipe, and the LED 33 is fixed to the outer surface of the upper end of the pole 32. Further, the peg 35 is detachably attached to the luminaire main body 34 by internally fitting a connecting portion 37 provided on the base end side to the lower end of the pole 32. The lead wire 38 is inserted into the pole 32 from the through hole 36 provided at the lower end of the pole 32 and connected to the LED 33.

  Here, each lighting fixture body 34 is designed to be shorter than the width dimension of the housing 3 of the portable solar power generation device 1, and when storing or transporting the portable solar lighting device 30, the lighting fixture is provided. All of the main body 34, the peg 35, and the lead wire 38 can be accommodated in the housing 3. When installing the portable solar lighting device 30, the portable solar power generation device 1 is placed at a required position, the lighting fixture 31 is taken out from the housing 3, and the lighting fixture main body 34 is placed on the ground using the peg 35. The lead wire 38 may be connected to the charge / discharge controller 8 while being pushed up. In such a configuration, the lighting fixture main body 34 is erected by using the pegs 35, thereby preventing a fall due to a wind or an earthquake. Further, since the peg 35 can be realized to be much lighter than the stand, there is an advantage that the burden on carrying is small. When the lighting device 30 is installed on a pavement or the like where the peg 35 cannot be projected, the pole 32 of the lighting fixture main body 34 is attached without using the peg 35 by using an adhesive tape or a binding band. What is necessary is just to fix to a telephone pole or a tree.

  As described above, the portable solar lighting device 30 of the present embodiment has the advantages of the power generation device 1 and houses the lighting fixture 31 inside the housing 3 of the power generation device 1 so that the power generation device 1 and the lighting fixture can be used. 31 can be stored and transported as a unit. Moreover, if the lighting fixture main body 34 is an unpaved ground, there exists an advantage that it can stand up easily and firmly by mounting | wearing the peg 35. FIG.

  The portable solar power generation device of the present invention is not limited to the embodiment described above, and various modifications can be made without departing from the scope of the present invention. For example, in the above embodiment, only the two opposite sides of the solar panel 2 extend to the outside of the housing 3, but the portions other than the two opposite sides of the solar panel extend to the outside of the housing. Also good.

DESCRIPTION OF SYMBOLS 1 Portable solar power generation device 2 Solar panel 3 Case 4a Side plate part 4b Vertical plate part 4c Opening / closing plate part 4d Inclined plate part 4e Parallel plate part 4f Fixed plate part 5 Opening part 6 Cover body 7 Battery 8 Charge / discharge controller 9 Inverter 12 Locking plate piece 13 Packing 14 Locking hole 16 Pin 17 Notch 20 Mounting plate 21 Side end 30 Portable solar lighting device 31 Lighting fixture 32 Pole 33 LED
34 Lighting fixture body 35 Peg 36 Through hole 37 Connecting part

Claims (3)

Inverter with rectangular solar panel, casing fixed to the bottom of the solar panel, battery accommodated in the casing , charge / discharge controller, and outlet capable of connecting external electrical equipment And an opening that can be opened and closed is provided on the side of the housing.
The solar panel has at least two opposite sides extending to the outside of the housing, and is configured to be carried by holding the side ends of the two opposite sides by hand ,
Furthermore, the housing includes a parallel plate portion parallel to the solar panel and an inclined plate portion that is inclined with respect to the solar panel. At least the posture with the parallel plate portion facing downward and the inclined plate portion downward A portable solar power generation device , which can be placed on a horizontal surface in a fixed posture . The portable solar power generation device according to claim 1 ,
A portable solar lighting device, comprising: a lighting fixture configured to be housed in a casing of the portable solar power generation device and lit using the portable solar power generation device as a power source. The luminaire includes a luminaire main body formed by holding an LED on an upper portion of a pole, and a peg that is attached to a lower end of the luminaire main body to stand the luminaire main body on the ground. The portable solar lighting device according to claim 2 .

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