JP2007126128A - Portable shading sheet and its system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a portable shading sheet 10 utilizing a solar battery, being adequate for portable use and more simple, and having a high degree of freedom in application, and to provide a portable shading sheet system. <P>SOLUTION: The portable shading sheet 10 comprises the filmed solar battery 2 adhered to the single face of a shading sheet body 1, and an output connector 3a provided for the solar battery. The portable shading sheet system 20 comprises a DC/AC converter 4 for receiving the output of the solar battery, and an output connector 4b provided for the DC/AC converter 4. The portable shading sheet system also includes a battery connected to the output connector 3a for the solar battery. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a portable awning sheet using a solar cell and a system thereof.

  The sunshade sheet for the window and the sunshade sheet for the vehicle for the car window have been exhausted in functioning to block sunlight. Since the inside of a parked vehicle becomes extremely hot, the use of an in-vehicle refrigerator or a television is usually performed by moving an engine. In recent years, activities to prevent air pollution and global warming, such as idling stop that stops the engine of a car when the vehicle is stopped, have been activated, and such consideration for the environment has become important.

  Under this circumstance, a solar cell drive type automobile interior ventilation device that uses solar cells to reliably and efficiently discharge hot air inside the vehicle interior to the outside of the vehicle. There is one that discloses an awning that can be covered from the indoor side (see Patent Document 1).

In addition, a solar cell is attached to the outer surface of an awning arranged inside the glass window of the cab of a construction machine such as a mobile crane, and the ventilation fan is driven by the generated power from the solar cell to ventilate the air in the cab There has been disclosed a ventilator constructed from the above (see Patent Document 2).
JP 2000-343930 A JP-A-8-104128

  However, in the example of the above-mentioned Patent Document 1, the solar cell and the awning are separately provided, and these are fixed and used in the vehicle. For this reason, the trouble which installs a solar cell and an awning separately, and the complicated attachment structure to both in the vehicle are needed. Moreover, in the example of said patent document 2, a solar cell is attached to the outer surface of the shady door-shaped awning installed in the inside of a glass window, and a solar cell becomes a fragmentary thing and special installation. A structure is required.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a portable awning sheet and a portable awning sheet system that use a solar cell and are suitable for carrying and are simpler and have a high degree of freedom.

  In order to solve the above-mentioned problems, in the present invention, a film type solar cell is attached to one side of the sunscreen main body to obtain a portable sunshade sheet provided with an output terminal of the solar cell. By attaching film type solar cells to the awning sheet main body, it is possible to achieve a light and solar space awning sheet with less solar cells, supplying power to equipment for windows, supplying power to batteries for vehicles, It can be used to supply power to in-vehicle devices that need to operate during parking. Furthermore, it can be used as an emergency power supply inside and outside the vehicle.

  Moreover, if it is set as the portable awning sheet which stuck the said film type solar cell with the hook-and-loop fastener on the single side | surface of the said awning sheet main body, the removal | desorption (removal sticking) of a film type solar cell can be performed easily, and it is stuck. The range of utilization of film type solar cells can be expanded.

  Moreover, if it is set as the portable awning sheet which stuck the said film-type solar cell with the magnetic sheet to the single side | surface of the said awning sheet main body, the removal | desorption (removal sticking) of a film-type solar cell can be performed easily, and it is stuck. The range of utilization of film type solar cells can be expanded.

  In addition, if the awning sheet body is a portable awning sheet that can be folded, it can be easily deployed and folded when carried.

  Further, if the awning sheet body is a portable awning sheet that can be rounded into a cylindrical shape, the deployment at the time of use and the rounding at the time of carrying can be facilitated.

  In addition, if the awning sheet body is a portable awning sheet that can be folded with folding screen-like folds, it is possible to make the unfolding during use and folding during carrying easier.

  Further, if the sunscreen sheet is a portable awning sheet provided with suction panels at a plurality of locations, the suction window can be used to convert the window glass of the house, the sunroof glass of the house, the windshield of the car, the rear glass, the sunroof glass, etc. It is easy to attach and remove the awning sheet.

  In addition, if a portable awning sheet in which a ribbon made of a shape memory alloy for extending the deformation of the awning sheet main body is disposed on the awning sheet main body, the surface temperature of the awning sheet is received by receiving sunlight during use. The power generation efficiency of the solar cell can be increased by increasing the shape-memory alloy ribbon and extending the folding screen-like crease.

  In addition, if the portable awning sheet system includes a portable awning sheet and a DC / AC converter connected to the output terminal of the solar cell, the portable awning sheet system can be used for devices that do not have a DC / AC converter. Applicable.

  In addition, if the portable awning sheet system includes a portable awning sheet and a DC / DC converter connected to the output terminal of the solar cell, the portable awning sheet system can be used for devices that do not have a DC / DC converter. Applicable.

  Moreover, if it is a portable awning sheet system including the awning sheet and a storage battery connected to the output terminal of the solar cell, it can be used as a backup power source for a wider range of applications, and as an emergency power source in the event of a disaster Can also be used widely.

  A portable awning sheet comprising: a portable awning sheet; a plurality of input terminals connected to the output terminal of the solar cell; and a controller for charging / discharging comprising a plurality of output terminals and connected to a storage battery. If it is a system, it can be connected to multiple power sources such as solar cells and multiple loads, and can be used flexibly in a wider range, contributing to energy saving, air pollution prevention, and global warming countermeasures. It is.

  Further, if the portable sunshade sheet is a portable sunshade sheet having a shape and size configured as a portable sunshade sheet for a vehicle, the range of use as a simple portable sunshade sheet for in-vehicle use is further expanded. .

  Moreover, if the portable sunshade sheet is a portable sunshade system having a shape and dimensions configured as a portable sunshade sheet for a vehicle, the range of utilization as a simple portable sunshade sheet for in-vehicle use is further increased. spread.

  According to the present invention, by attaching a film type solar cell to the main body of the awning sheet, a awning sheet with a solar cell that is light in weight and requires less space can be achieved, supplying power to equipment for windows, battery for vehicles, etc. It can be used for power supply to in-vehicle devices that need to operate during parking. It can also be used as an emergency power source inside and outside the vehicle, and can contribute to energy saving, air pollution prevention, and global warming countermeasures.

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

  FIG. 1 is an external view of a configuration of a portable awning sheet 10 especially for a car as an embodiment according to the present invention. In the case of a vehicle, the awning sheet 10 is selected such that its shape, dimensions, etc. are suitable for a vehicle.

  The portable awning sheet 10 has a film type solar cell 2 attached to one side of a foldable awning sheet main body 1 made of a non-woven fabric of a heat insulating material. As an output terminal of the solar cell 2, an output connector 3a is provided. Here, the electric wire is pulled out and the output connector 3a is provided at the tip of the electric wire. However, the output connector 3a can be provided in the surface of the awning sheet main body 1 to make the carrying easier.

  The foldable awning sheet body 1 is foldable with a folding fold line 1a as shown in FIG. In the surface of the foldable awning sheet main body 1, suction plates (attachments) 1 </ b> A are provided at a plurality of locations on one side where the solar cell 2 is attached.

  The suction board 1A is for attaching the awning sheet main body 1 to a windshield, rear glass, and sunroof glass for vehicles. Although it is desirable to provide the suction board 1A for each folding screen 1b, it can be provided according to the necessity of attachment, such as every other. In the example of FIG. 1, these suction plates 1 </ b> A are installed in the upper row of the folding awning sheet main body 1, but it is desirable to provide them in the lower row as well for stable attachment. The suction board 1A is made of rubber or a synthetic resin material, and is installed with its root portion fixed to the hole of the folding awning sheet body 1.

  In addition, this attachment may be attached to the windshield, rear glass, sunroof glass for a vehicle by, for example, a string or a hook-and-loop fastener, or may be attached to the inside of a vehicle or a window by a hook-shaped hook. good.

  The folding screen 1b at both ends is provided with fasteners 1C and 1D for holding the folded state upward. Although a magnet is used here, a hook-and-loop fastener or the like may be used.

  In the foldable awning sheet main body 1, ribbons 1B made of a shape memory alloy for extending the folding-like fold line 1a when in use are arranged in a horizontal row here. Depending on the size of the sheet, it may be preferable to arrange this arrangement one by one horizontally above and below the foldable awning sheet body 1 in FIG. The ribbon 1B made of this shape memory alloy is bent, for example, at a temperature of 40 ° C. or less, like the folding fold 1a, and when the temperature exceeds 45 ° C., the shape of the awning sheet main body 1 is straightened. Remembered.

  Furthermore, in this embodiment, the DC / AC converter 4 having the input connector 4a fitted to the output connector 3a and the output connector 4b on the other side is fitted so as to be removable from the output connector 3a. A portable awning sheet system 20 is provided. The DC / AC converter 4 can be connected to the solar cell 2 directly by an electric wire without going through the output connector 3a and the input connector 4a, and can be simplified according to the application.

  The film solar cell 2 is a flexible solar cell formed on a plastic film substrate 22 and lighter than a rigid solar cell, as shown in FIG.

  According to this embodiment, by attaching the film type solar cell 2 to the portable foldable awning sheet main body 1 for a vehicle, the awning sheet 10 for a portable vehicle with a solar cell that is lightweight and requires less space. Can be used to supply power to the car battery and to power on-vehicle equipment that needs to operate during parking. Furthermore, it can be used as an emergency power supply inside and outside the vehicle.

  Further, if the portable sunshade seat system 20 for a vehicle including the DC / AC converter 4 that receives the output of the solar cell 2 and the output connector 4b of the DC / AC converter 4 is used, the DC / AC converter 4 It can be applied immediately to devices that do not have

  Moreover, since the solar cell 2 is DC80V, DC160V, 240V, etc., a DC converter is needed for personal computer and storage battery charge. For this reason, in place of the DC / AC converter 4, it is another desirable embodiment to adopt a portable awning sheet system using a DC / DC converter.

  Next, the usage method of the portable sunshade sheet | seat for vehicles using the film type solar cell of said embodiment is demonstrated using FIG.

  FIG. 2 is a front view of the windshield 52 of the car 50, 51 is a car body, and 54 is a side mirror. When the portable awning sheet 10 is pushed from the driver's seat side, the portable awning sheet 10 is sucked and installed on the windshield 52 by the plurality of suction disks 1A. At this time, the lower end of the portable awning sheet 10 is placed on the dashboard 53 under the windshield 52. When the temperature is low at the beginning of installation, the ribbon 1B made of shape memory alloy is bent at the folding screen-like crease 1a, but when the temperature rises due to sunlight, the folding screen-like crease 1a is extended to form a flat surface. It becomes.

  The output connector 3a is connected to a vehicle-mounted electronic device directly or via the DC / AC converter 4 as necessary to supply power.

  The portable sunshade sheet 10 according to the embodiment shown in FIGS. 1 and 2 can be used as a sunshade and a power source for solar cells in the same manner by being attached to a window glass of a house or office or by being placed near a window.

  Next, a portable sunshade system for a vehicle using a film type solar cell as another embodiment according to the present invention will be described.

  FIG. 3 is an external view of the configuration of a portable awning sheet system 30 for a vehicle using a film-type solar cell as an embodiment of the present invention. The same components as those of the portable vehicle awning sheet 10 shown in FIG.

  Here, the portable sunshade system 30 for a vehicle has a film-type solar cell 2 attached to one surface of a foldable sunshade sheet body 1 and includes a solar cell 2 output connector 3a. A sheet 10 and a storage battery 6 connected to the output connector 3a are provided. Here, the storage battery 6 includes an input connector 6a connected to the output connector 3a and an output connector 6b connected to the power supply destination. Needless to say, the portable awning sheet 10 for a vehicle including the output connector 3a of the solar cell 2 can use the awning sheet 10 in the above-described embodiment shown in FIG. As in the embodiment of FIG. 1, the film type solar cell 2 uses a flexible solar cell formed on a plastic film substrate 22 whose external view is shown in FIG.

  This system can be used as a backup power source for a wider range of applications, such as having no storage battery 6 and being able to stably supply power to a power supply destination, and can be widely used as an emergency power source in the event of a disaster.

  Furthermore, the portable sunshade system for vehicles using the film type solar cell as other embodiment by this invention is demonstrated.

  FIG. 4 is a configuration external view of a portable sunshade system 40 for a vehicle using a film-type solar cell as one embodiment according to the present invention. The same components as those in the portable awning sheet 10 for a vehicle shown in FIG.

  Here, the portable sunshade system 40 for a vehicle has a film-type solar cell 2 attached to one side of a foldable sunshade sheet body 1 and is equipped with an output connector 3a of the solar cell 2 for a portable sunshade for a vehicle. A seat 10, a controller 8 connected to the output connector 3 a, and a storage battery 9 connected to the controller 8 are provided. The controller 8 includes a plurality of connectors 8a and 8a that are connected to the output connector 3a and the like for receiving power and a plurality of output connectors 8b and 8b that are connected to a power supply destination. 9a. The controller 8 performs charge / discharge control for the storage battery 9 and the like. FIG. 4 shows an example in which the output connector 3a and the connector 8a are connected using the connection cord 7 having the connectors 7a and 7b at both ends. Needless to say, the awning sheet 10 in the above-described embodiment shown in FIG. 1 can be used as the portable awning sheet 10 for a vehicle provided with the output connector 3a of the solar cell 2 here. . As in the embodiment of FIG. 1, the film type solar cell 2 uses a flexible solar cell formed on a plastic film substrate 22 whose external view is shown in FIG.

  With this system, it is possible to stably supply power to a power supply destination that does not have a storage battery 6, and the controller 8 includes a plurality of input connectors and a plurality of output connectors, so that it can be used as a backup power source for a wider range of applications. Therefore, it can be widely used as an emergency power source in the event of a disaster.

  Furthermore, it attaches and demonstrates to the embodiment of the sticking to the single side | surface of the awning sheet main body of the film type solar cell in embodiment by this invention.

  In the embodiment shown in FIG. 1, it can be assumed that the film solar cell is attached to one side of the awning sheet main body by an adhesive. In addition, the attachment by the removable surface fastener represented by the magic tape (trademark) and the attachment by a magnetic sheet can be considered.

  About the example by the former hook_and_loop | surface fastener, the perspective view by the side of the film type solar cell 2 is shown in FIG. 6, and the perspective view by the side of the awning sheet body 1 facing this in FIG. 7 is shown. This is a portable awning sheet basically similar to the portable awning sheet shown in FIG. As shown in FIG. 6, hook-and-loop fasteners 25, 25 are bonded to the back side of the plastic film substrate 22 of the film-type solar cell 2. The film-type solar cell 2 has a connector 75b on the power receiving side from the previous film-type solar cell, and the lead wire 70 from the film-type solar cell 2 extends with the connector 75a at the tip. On the other hand, as shown in FIG. 7, facing surface fasteners 26, 26 are also bonded to the folding screen 1 b of the awning sheet body 1. In this way, the hook-and-loop fasteners 25 and 26 are combined, and the film-type solar cell 2 is adhered (attached) to the folding screen 1b of the awning sheet body 1, and the connector 75a is connected to the connector 75b of the next film-type solar cell 2. Some hook-and-loop fasteners are classified into a side having a hook surface raised like a hook and a side having a loop face raised like a loop, but the hook-like raising and the loop-like raising are on both sides. Some are mixed and not distinguished. These distinct and non-distinguishable ones can be used in the above-described embodiment, and the hook-and-loop fasteners 25 and 26 are film-type solar as shown in FIGS. It may be bonded to a part of the back surface of the battery 2 or may be bonded to almost the entire surface.

  An example using the latter magnet sheet is shown in FIG. FIG. 8 shows a perspective view of the film solar cell 2 side similar to FIG. 6 utilizing a magnet sheet. A magnet sheet 27, in this case, a single full plate, is bonded to the back side of the plastic film substrate 22 of the film solar cell 2. In this bonding method, in addition to using an adhesive, since magnetism passes through a laminate, it is possible to attach a magnet sheet by lamination. Furthermore, the film type solar cell 2 has a connector 75b on the power receiving side from the previous film type solar cell, as in FIG. 6, and the lead wire 70 from the film type solar cell 2 has the connector 75a at the tip. Holds and stretches. Although the illustration of the awning sheet main body 1 side is omitted, a magnetic sheet may be attached to the awning sheet main body 1 side so as to face the entire surface or partly. If it is made of steel, the opposing magnet sheet may be unnecessary.

  Furthermore, FIG. 9 shows an example in which the use and development of the film-type solar cell are widened by making it possible and easy to attach and remove the film-type solar cell with a magnet sheet. It is the example which stuck and utilized the solar cell 2 of FIG. 8 to the temporary enclosure of the construction site. The temporary enclosure 80 supported and installed on the support frame 90 is made of a steel plate, and the solar cell 2 can be easily formed by arranging the solar cells 2 of FIG. Can be installed. Here, an example is shown in which a control box 100 having a package type storage battery in which the storage battery is housed in the control box is used. Even if this storage battery is set in the sunshade sheet | seat, it can also be other storage batteries as needed.

  Similarly, a film-type solar cell that can be easily attached and detached using a magnet sheet can be used by attaching it to an outer wall made of a steel plate such as a residence, or attaching it to a car body or a roof.

  Thus, by attaching a hook-and-loop fastener or a magnet sheet, the film-type solar cell 2 can be attached and detached easily and easily. By attaching opposing hook-and-loop fasteners and magnet sheets to other awning sheets such as tents, the solar cells can be widely used in other awning sheets. In addition to car seats, awning seats include awning seat covers for awning goods, camping tents, disaster evacuation tents, rescue tents, and simple toilet tents. In the case of a magnet sheet, if the awning sheet side is made of steel, it is possible to eliminate the necessity of providing an opposing magnet sheet on the awning sheet side, and it can be easily used. Further, by providing the lead wire 70 and the connectors 75a and 75b with waterproof properties, the lead wire 70 and the connectors 75a and 75b can be left as they are in a short time as well as in a fine weather. In addition, in the example of sticking with a hook-and-loop fastener or a magnetic sheet, the case of a folding sunshade sheet has been exemplified above. However, even in the case of a single-type sunshade sheet or a sunshade sheet that can be rounded into a cylinder, the sticking is similarly performed. Obviously, it can be formed.

  As described above, the use and removal of the film-type solar cell is possible and easy, so that the utilization development is greatly expanded. Furthermore, if the battery is a package-type storage battery that is housed in a control box, it can be easily installed on other awning sheets other than those set. As a result, it will be more suitable for use as an emergency power source in the event of a disaster. In addition, by using a storage battery, it is possible to use a self-supporting power generation system that charges a storage battery from a solar battery and supplies power when necessary, or can be used as a grid-connected power generation system that incorporates and links commercial power. If the storage battery, the lead wire for power supply to the controller, and the connector are waterproof, it can be used outdoors.

  The embodiments described above are all about portable awning sheets for vehicles of the type in which the film type solar cell 2 is attached to one side of a foldable awning sheet body. It is clear that it can be used as a portable awning sheet for a car by sticking the film type solar cell 2 on one side even if it is not a foldable type but can be rounded into a cylindrical shape. It is.

  In this case, a suction disk, a state-keeping fastener rolled in a cylindrical shape, and a ribbon made of a shape memory alloy to be stretched during use can be similarly equipped and utilized. In addition, DC / AC converters, DC / DC converters, storage batteries, charging / discharging controllers, etc. are provided in the same manner as in the above embodiment, so that they can be used in the same manner as portable sunshade systems for vehicles. It can be done.

  Furthermore, even in the portable awning sheet or system for vehicles of the above-described embodiment, the practical use is not limited for vehicles, and as a portable awning sheet or system other than for vehicles, Further, the present invention can be used without being limited to a portable power source other than for a vehicle.

  Further, the portable awning sheet or system is not limited to the above-described embodiment, and the shape and dimensions of the portable awning sheet or system as a general-purpose portable awning sheet or system, or as a portable awning sheet or system for a specific use such as a window. Can be configured.

  Note that the term “connector” in the above does not mean a set of socket plugs and the like, but represents one part of the set without distinguishing them. The connector is shown as an example of a connection terminal that can be easily connected and disconnected.

  As described above, the portable sunshade sheet and system using the film-type solar cell according to the present invention is a convenient sunshade sheet, and supplies power to equipment for the window, power to the vehicle battery, and parking It can be widely used industrially as a power supply for in-vehicle devices that need to be operated in the future, as an emergency power source inside and outside the vehicle, and can also contribute from the aspects of energy saving, air pollution prevention, and global warming countermeasures.

BRIEF DESCRIPTION OF THE DRAWINGS It is a structure external view of the portable awning sheet | seat for vehicles using the film type solar cell as one embodiment by this invention, and a system using the same. It is an external view which shows the state which used the portable sunshade sheet | seat for vehicles using the film type solar cell as embodiment shown in FIG. 1 for the windshield of a vehicle. It is a structure external view of the portable sunshade sheet | seat system for vehicles using the film type solar cell as other one Embodiment by this invention. It is a structure external view of the portable sunshade sheet | seat system for vehicles using the film-type solar cell as further another embodiment by this invention. It is an external view of an example of the sheet | seat of the film type solar cell used by this invention. It is a perspective view by the side of the film type solar cell of further another embodiment in this invention. FIG. 7 shows a perspective view of the awning sheet body 1 side facing this. It is a perspective view by the side of the awning sheet main body facing the film type solar cell of embodiment of FIG. 6 in this invention. It is a perspective view by the side of the film type solar cell of further another embodiment in this invention. It is a front view of the temporary enclosure which shows the example which utilized the film type solar cell of embodiment in FIG. 8 in this invention for the temporary enclosure for construction.

Explanation of symbols

  1 Awning body, 1A Adsorption board (mounting tool), 1B Ribbon made of shape memory alloy, 1C, 1D Fastener, 1a Folding fold, 1b Folding plate, 2 Film type solar cell, 3a Output connector, 4 DC / AC converter, 4a input connector, 4b output connector, 6 storage battery, 6a input connector, 6b output connector, 7 connection cord, 7a, 7b connector, 8 controller, 8a, 8c connector, 8b output connector, 9 storage battery, 9a connector, 10 Portable Awning Sheet, 22 Plastic Film Substrate, 25, 26 Surface Fastener, 27 Magnet Sheet, 20, 30, 40 Portable Awning Seat System, 50 Car, 51 Car Body, 52 Windshield, 53 Dashboard, 54 Side Mirror, 70 lead wire, 75a 75b connector, 80 temporary enclosure, 90 support frame, 100 storage box built-in control box.

Claims (14)

  A portable awning sheet comprising a film type solar cell attached to one side of a awning sheet main body and provided with an output terminal of the solar cell.   The portable awning sheet according to claim 1, wherein the film-type solar cell is attached to one side of the awning sheet main body with a hook-and-loop fastener.   The portable awning sheet according to claim 1, wherein the film type solar cell is attached to one side of the awning sheet main body with a magnet sheet.   The portable awning sheet according to any one of claims 1 to 3, wherein the awning sheet body is foldable.   The portable awning sheet according to any one of claims 1 to 3, wherein the awning sheet main body can be rounded into a cylindrical shape.   The portable awning sheet according to claim 4, wherein the awning sheet main body is foldable with folding screen-like folds.   The portable awning sheet according to any one of claims 1 to 6, wherein the awning sheet main body is provided with attachments made of suction disks, strings or hook-and-loop fasteners at a plurality of locations.   The portable awning sheet according to any one of claims 1 to 7, wherein a ribbon made of a shape memory alloy for extending deformation of the awning sheet main body is disposed on the awning sheet main body.   A portable awning sheet system comprising the portable awning sheet according to any one of claims 1 to 8 and a DC / AC converter connected to an output terminal of the solar cell.   A portable awning sheet system comprising: the portable awning sheet according to any one of claims 1 to 8; and a DC / DC converter connected to an output terminal of the solar cell.   A portable awning sheet system comprising the portable awning sheet according to any one of claims 1 to 8 and a storage battery connected to an output terminal of the solar cell.   A portable awning sheet according to any one of claims 1 to 8, a plurality of input terminals connected to an output terminal of the solar battery, and a charge connected to a storage battery. A portable sunshade system comprising a controller for discharging.   The portable awning sheet according to any one of claims 1 to 8, wherein the portable awning sheet has a shape and dimensions as a portable awning sheet for a vehicle.   The portable awning sheet system according to any one of claims 9 to 12, wherein the portable awning sheet has a shape and a dimension as a portable awning sheet for a vehicle.

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