JP2019189362A - Storage container - Google Patents

Abstract

To provide a storage container provided with a photoelectric conversion element so as to be capable of inhibiting power generation efficiency from being changed according to a change in time.SOLUTION: A refuse box (storage container) can store refuses (articles) and includes a housing 1 having a top face 31 constituting a convex curved face, an electronic component 5 disposed on the housing 1, and a photoelectric conversion element 100 capable of feeding a generated electric power to the electronic component 5 and disposed on the housing 1 along the top face 31 (convex curved face); the top face 311 is preferably curved along one direction, and a curvature radius at a central part is preferably smaller than a curvature radius at both end parts.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a storage container.

For example, it is considered to add an additional function in addition to its original function by attaching a sensor (detector) to a storage container such as a trash can. In addition, a solar cell (photoelectric conversion element) that supplies electric power to a sensor is also mounted on a trash box so that the sensor can operate independently (see, for example, Patent Document 1).
Also, in the type of trash can installed outdoors, depending on the position where the solar cell is installed, the solar cell cannot efficiently receive light from the sun even during the daytime, and the power generation efficiency is significantly reduced. There is.

Japanese Patent No. 5898923

  The objective of this invention is providing the storage container which has arrange | positioned the photoelectric conversion element so that the change of the power generation efficiency accompanying the change of time may be suppressed.

  Such an object is achieved by the present inventions (1) to (12) below.

(1) a housing that can store articles, and whose top surface forms a convex curved surface;
An electronic component provided in the housing;
A storage container comprising: a photoelectric conversion element provided in the casing along the convex curved surface, capable of supplying generated electric power to the electronic component.

  (2) The storage container according to (1), wherein the convex curved surface is curved along one direction.

  (3) The convex container is the storage container according to (2), wherein the radius of curvature at the center is smaller than the radius of curvature at both ends.

  (4) The storage container according to (3), wherein a radius of curvature at a central portion of the convex curved surface is 30 to 500 mm.

  (5) The storage container according to (3) or (4), wherein a radius of curvature at both ends of the convex curved surface is 100 to 1000 mm.

  (6) The photoelectric conversion element according to any one of (1) to (5), wherein the photoelectric conversion element includes a plurality of grooves formed along a curved direction of the convex curved surface on a surface opposite to the housing. Storage container.

  (7) The storage container according to (6), wherein a ratio occupied by the plurality of grooves is 0.01 to 30% in a plan view of the photoelectric conversion element.

(8) The photoelectric conversion element is connected in parallel to the first unit element group including a plurality of unit elements connected in series with each other, and connected in series to the first unit element group. A second unit element group including a plurality of unit elements,
The storage container according to any one of (1) to (7), wherein the first unit element group and the second unit element group are located on opposite sides of each other via the top of the convex curved surface. .

  (9) The casing includes a main body having an opening into which the article can be put, and a lid having the top surface that is attached to the main body so as to be able to open and close the opening and is configured by the convex curved surface. The storage container according to any one of (1) to (8) above.

  (10) The storage container according to any one of (1) to (9), wherein the photoelectric conversion element is an organic photoelectric conversion element including a photoelectric conversion unit using an organic material at least in part.

  (11) The storage container according to any one of (1) to (10), wherein the electronic component includes at least one of a detector, a transmitter, a light emitting element, and a display element.

  (12) The storage container according to any one of (1) to (11), wherein the storage container is a trash can.

  According to the present invention, it is possible to suppress a change in power generation efficiency accompanying a change in time by arranging the photoelectric conversion elements along the top surface formed of a convex curved surface.

It is the perspective view which looked at the trash can which concerns on 1st Embodiment from the back side. FIG. 2 is a perspective view showing a configuration of the photoelectric conversion element shown in FIG. 1 (showing a state before being attached to a lid). FIG. 3 is a sectional view taken along line XX in FIG. 2. It is a side view which shows the structure of the lid | cover with which the trash can which concerns on 2nd Embodiment is provided. It is a perspective view (The state before attaching to a lid | cover is shown) which shows the structure of the photoelectric conversion element which concerns on 3rd Embodiment. It is a perspective view (The state before attaching to a lid | cover is shown) which shows the structure of the photoelectric conversion element which concerns on 4th Embodiment. It is a perspective view which shows the structure of the photoelectric conversion element which concerns on 5th Embodiment (The state before attaching to a cover is shown.).

Hereinafter, the storage container of the present invention will be described in detail based on preferred embodiments shown in the accompanying drawings.
In addition, in each figure, in order to make the characteristic easy to understand, the part used as a characteristic may be expanded and shown for convenience, and the dimension ratio of each component may differ from the actual. In addition, the materials, dimensions, and the like exemplified below are examples, and the present invention is not limited to these, and can be appropriately modified and implemented without changing the gist thereof.

<First Embodiment>
First, a first embodiment of a trash can using the storage container of the present invention will be described.
FIG. 1 is a perspective view of the trash can according to the first embodiment viewed from the back side, and FIG. 2 is a perspective view showing a configuration of the photoelectric conversion element shown in FIG. 1 (showing a state before being attached to the lid). 3 is a cross-sectional view taken along line XX in FIG.
Hereinafter, for convenience of explanation, the upper side in FIGS. 1 to 3 is referred to as “upper side” or “upper side”, and the lower side is referred to as “lower side” or “lower side”.

The trash box shown in FIG. 1 has a housing 1 for storing trash (articles). The housing 1 includes a main body 2 having an opening through which dust can be put upward, and a lid 3 attached to the main body 2 via two hinges 4 so that the upper opening can be opened and closed. .
The main body 2 is configured by a bottomed cylindrical box body including a barrel portion that forms a rectangular tube shape and a bottom portion that closes a lower end opening of the barrel portion.
The lid 3 includes a top surface 31 and two side surfaces 32. The top surface 31 is configured by an arc-shaped convex curved surface that curves along one direction (longitudinal direction).

As a constituent material of the housing 1 (the main body 2 and the lid 3), for example, a metal material, a resin material, wood, etc., or a combination thereof can be given.
When the casing 1 is made of a resin material, the entire casing 1 can be transparent (colorless transparent, colored transparent, translucent).
In the present embodiment, the photoelectric conversion element 100 is provided along the top surface 31 of the lid 3.
The photoelectric conversion element 100 will be described with reference to FIGS.

As shown in FIG. 3, the photoelectric conversion element 100 includes a first substrate 101, a second substrate 102, and a sealing portion 108 that seals between the first substrate 101 and the second substrate 102. have.
A plurality of transparent electrode layers 103 are provided on the lower surface of the first substrate 101. On the other hand, a plurality of counter electrode layers 104 and a catalyst layer 106 are provided on the upper surface of the second substrate 102.
The sealing portion 108 has a frame shape and defines four spaces (cell spaces) C between the first substrate 101 and the second substrate 102.

In each space C, together with the catalyst layer 106, a semiconductor layer 105 carrying a dye (sensitizing dye) and an electrolytic solution 107 are accommodated. The semiconductor layer 105 supporting the dye and the electrolytic solution 107 constitute a photoelectric conversion unit.
A Z wiring 109 that connects the transparent electrode layer 103 located in the adjacent space C and the counter electrode layer 104 is embedded in the sealing portion 108 located in the center.
As shown in FIG. 3, portions corresponding to the four spaces C of the photoelectric conversion element 100 each constitute a unit element, and the unit elements are connected in series with each other. Note that the unit elements may be connected to each other in parallel, or may be a combination of series and parallel.

The first substrate 101 and the second substrate 102 are base materials that support the transparent conductive layer 103 and the counter conductive layer 104, respectively, and are made of a resin material. Examples of the resin material include thermoplastic resins such as polyethylene naphthalate (PEN) and polyethylene terephthalate (PET).
The first substrate 101 and the second substrate 102 can be used by cutting a flat plate material or a sheet material made of a resin material into a predetermined shape (in this embodiment, a rectangular shape in plan view).

A plurality of transparent electrode layers 103 are provided on the lower surface of the first substrate 101. The transparent electrode layer 103 can be composed of a transparent conductive metal oxide. Examples of the transparent conductive metal oxide include indium tin oxide (ITO) and fluorine-containing indium tin oxide (FTO).
Such a transparent electrode layer 103 can be formed on the first substrate 101 by supplying a transparent conductive metal oxide in a predetermined pattern by various vapor deposition methods. Examples of the vapor deposition method include sputtering, vapor deposition, and thermal spraying.

A semiconductor layer 105 is provided on the lower surface of each transparent conductive layer 103. The semiconductor layer 105 has a function of receiving and transporting electrons generated by the dye carried by the semiconductor layer 105. Examples of the constituent material (semiconductor material) of the semiconductor layer 105 include titanium oxide (TiO ₂ ), zinc oxide (ZnO), tin oxide (SnO ₂ ), and the like.
Such a semiconductor layer 105 is preferably formed on the transparent conductive layer 103 in a predetermined pattern so as to be porous by a low-temperature film forming method that does not require firing. Examples of the low-temperature film forming method include an aerosol deposition method, a cold spray method, a screen printing method, and the like.

The semiconductor layer 105 carries a dye. As this dye, an organic dye or a metal complex dye can be used. Examples of organic dyes include coumarin dyes, polyene dyes, cyanine dyes, hemicyanine dyes, and thiophene dyes. On the other hand, examples of the metal complex dye include a ruthenium complex.
Examples of the method for supporting the dye on the semiconductor layer 105 include an immersion method in which the semiconductor layer 105 is immersed in a liquid containing the dye, and a coating method in which a liquid containing the dye is sprayed or printed on the semiconductor layer 105.

A plurality of counter electrode layers 104 are provided on the upper surface of the second substrate 102. The counter electrode layer 104 can be made of a conductive material. Examples of the conductive material include indium tin oxide (ITO), fluorine-containing indium tin oxide (FTO), zinc oxide, platinum, and the like.
Such a counter electrode layer 104 can be formed in the same manner as the transparent electrode layer 103, and can also be formed by, for example, an immersion method, a coating method, or the like.

A catalyst layer 106 is provided on the upper surface of each counter electrode layer 104. Examples of the constituent material (catalyst material) of the catalyst layer 106 include a carbon material such as carbon, a noble metal material such as platinum, and a conductive organic material such as a thiophene-based conductive polymer (PEDOT / PSS). .
Such a catalyst layer 106 can be formed in a predetermined pattern by, for example, applying a paste containing particles (catalyst particles) made of a catalyst material on the counter electrode layer 104. The catalyst layer 106 can also be formed in a predetermined pattern by sputtering or vapor-depositing a catalyst material with the counter electrode layer 104 masked.

A frame-shaped sealing portion 108 is provided between the first substrate 101 and the second substrate 103, and four spaces C are defined between the first substrate 101 and the second substrate 103. is doing. Examples of the constituent material (resin material) of the sealing portion 108 include a curable resin and a hot melt resin. The number of spaces C is not limited to four, but may be one to three, or five or more.
The first substrate 101 and the second substrate 102 are disposed via the constituent material of the sealing portion 108 so that the semiconductor layer 105 and the catalyst layer 106 face each other, and are cured or bonded while being pressed. As a result, the first substrate 101 and the second substrate 102 are bonded together via the sealing portion 108, and four spaces C are formed. At this time, the adjacent transparent electrode layer 103 and the counter electrode layer 104 are connected by the Z wiring 109 at a predetermined position.

When the first substrate 101 and the second substrate 102 are bonded through the sealing portion 108, an injection hole communicating with each space C is formed in a part of the sealing portion 108. In order to form the injection hole, an injection hole forming member may be disposed so as to penetrate the constituent material of the sealing portion 108.
A strip-shaped releasable resin sheet can be used for the injection hole forming member. As a constituent material of the releasable resin sheet, a resin material having a heat resistant temperature higher than the melt curing temperature of the sealing portion 108 and excellent in non-adhesiveness is suitably used. Examples of such a resin material include polyester, polyethylene terephthalate, polybutylene terephthalate, and the like.

By removing the injection hole forming member, an injection hole is formed at a predetermined position of the sealing portion 108. The electrolytic solution 107 is injected into each space C through each injection hole. In addition, after inject | pouring the electrolyte solution 107 into each space C, each injection port is obstruct | occluded with an adhesive agent etc., for example.
As the electrolytic solution 107, a solution in which lithium iodide and iodine are dissolved in a solvent is preferably used. Examples of the solvent include non-aqueous solvents such as acetonitrile and propionitrile, ionic liquids such as dimethylpropylimidazolium iodide and butylmethylimidazolium iodide, and the like. Further, t-butylpyridine may be mixed in the electrolytic solution 107 in order to prevent a reverse electron transfer reaction.

As described above, the first substrate 101 and the second substrate 102 are bonded via the sealing portion 108, and each space C is filled with the electrolytic solution 107.
Note that the electrolytic solution 107 is applied to the semiconductor layer 105 in advance, and then press bonding or vacuum bonding is performed so that the first substrate 101 and the second substrate 102 are bonded through the sealing portion 108. It may be.
Further, a separator may be provided between the semiconductor layer 105 and the catalyst layer 106. Such a separator can be made of, for example, a sheet material such as a nonwoven fabric through which the electrolytic solution 107 can pass.

The thickness of the photoelectric conversion element 100 is not particularly limited, but is preferably about 0.2 to 10 mm, and more preferably about 0.3 to 5 mm.
A pair of element-side terminal portions 81 and 82 that are electrically connected to the transparent electrode layer 103 and the counter electrode layer 104 are provided at predetermined locations of the photoelectric conversion element 100. In the present embodiment, the element side terminal portion 81 is connected to the counter electrode layer 104 via an electrical connection portion (a portion extending from the rightmost counter electrode layer 104), and the element side terminal portion 82 is located on the leftmost side. It is connected to the transparent electrode layer 103 through an electrical connection portion.
An electronic component 5 is provided in the housing 1 in which such a photoelectric conversion element 100 is disposed. In this embodiment, as shown in FIG. 1, the electronic component 5 is provided on the lid 3.
The electronic component 5 may be a component having any function, but is preferably a component including at least one of a detector, a transmitter, a light emitting element, and a display element.

For example, if an electronic component 5 including a detector (sensor) that detects the amount (filling amount) of dust and a transmitter that transmits the information is used, it is possible to accurately know the appropriate timing for collecting the dust. Therefore, it is possible to reduce the collection cost of garbage.
A predetermined portion of the lid 3 is provided with a pair of component-side terminal portions (not shown) that are electrically connected to the electronic component 5.
Then, the electric power generated by the photoelectric conversion element 100 is supplied to the electronic component 5 when the corresponding component side terminal portion and the element side terminal portions 81 and 82 come into contact with the photoelectric conversion element 100 attached to the lid 3. can do.

As the constituent materials of the component side terminal portions and the element side terminal portions 81 and 82, for example, metal materials such as gold, silver, copper, platinum, aluminum, tantalum, molybdenum, chromium, or alloys containing these, respectively, Such conductive oxide materials, carbon black, carbon nanotubes, carbon materials such as fullerene, polyacetylene, polypyrrole, conductive organic materials such as PEDOT / PSS, and the like. These materials can be used individually by 1 type or in combination of 2 or more types.
The thicknesses of the component-side terminal portion and the element-side terminal portions 81 and 82 are not particularly limited, but are preferably about 0.05 to 12 mm, more preferably about 0.1 to 7 mm.

In this embodiment, since the photoelectric conversion element 100 is arranged on the top surface (convex curved surface) 31 of the lid 3, as shown in FIG. 1, even if the position of the sun with respect to the trash can change, the incident direction of light is photoelectrically converted. The upper surface (surface) of the element 100 can be made substantially perpendicular. For this reason, even if time changes, it can suppress that the electric power generation efficiency of the photoelectric conversion element 100 changes.
In particular, the photoelectric conversion element 100 as described above, that is, an organic photoelectric conversion element using an organic material for at least a part of the photoelectric conversion unit (for example, an organic thin film solar cell, a perovskite solar cell, a dye-sensitized solar cell, etc. ) Can be easily deformed because it is flexible. For this reason, if it is an organic type photoelectric conversion element, even if it is a convex curved surface, it can be attached by deforming easily, and even if it is deformed, it is not easily damaged.

Furthermore, the organic photoelectric conversion element has an advantage that it can be easily replaced even when it fails or has reached the end of its life. Therefore, the housing 1 can be used for a long time.
In addition, since rainwater easily flows down from the upper surface of the photoelectric conversion element 100, even when the trash can is used outdoors for a long period of time, dirt hardly adheres to the upper surface of the photoelectric conversion element 100.
From the viewpoint of further preventing the adhesion of dirt, a coating layer containing a photocatalyst such as titanium oxide may be formed on the upper surface (surface opposite to the housing 1) of the photoelectric conversion element 100.

Examples of the method for fixing the photoelectric conversion element 100 to the top surface 31 include fixing with an adhesive, fixing with an adhesive tape or an adhesive tape, caulking, screwing, and the like.
The photoelectric conversion element 100 may be configured to be detachable from the top surface 31. As such a configuration, for example, a configuration in which a pair of guide rails are provided at both ends of the top surface 31 and the opposite edge portions of the photoelectric conversion element 100 are inserted into the guide rails can be employed.
The photoelectric conversion element 100 can be replaced together with the electronic component 5 together with the lid 3 by removing the lid 3 from the main body 2 at the hinge 4.

Second Embodiment
Next, a second embodiment of the trash can using the storage container of the present invention will be described.
Hereinafter, the second embodiment will be described with a focus on differences from the first embodiment, and description of similar matters will be omitted.
The second embodiment is the same as the first embodiment except that the configuration (shape) of the lid of the housing is different.

FIG. 4 is a side view showing a configuration of a lid provided in the trash can according to the second embodiment.
Hereinafter, for convenience of explanation, the upper side in FIG. 4 is referred to as “upper side” or “upper side”, and the lower side is referred to as “lower side” or “lower side”.
In the lid 3 shown in FIG. 4, the curvature of the top surface 31 is not constant, and the curvature radius R1 at the central portion (top portion and its vicinity) 31a is smaller than the curvature radius R2 at both end portions 31b. That is, in the second embodiment, the top surface 31 is configured by an elliptical arc-shaped convex curved surface.
According to such a configuration, light from the sun can be received over a large area of the photoelectric conversion element 100 in the morning and evening when the amount of light is relatively small. For this reason, the power generation efficiency of the photoelectric conversion element 100 can be increased particularly in the morning and evening.

In addition, since the inclination angle at both end portions 31 a of the top surface 31 is increased, rainwater can be easily flowed down from the upper surface of the photoelectric conversion element 100 more quickly.
Although the curvature radius R1 of the center part 31a is not specifically limited, It is preferable that it is about 30-500 mm, and it is more preferable that it is about 50-100 mm. The curvature radius R2 of both end portions 31b is not particularly limited, but is preferably about 100 to 1000 mm, and more preferably about 500 to 1000 mm. By setting the curvature radii R1 and R2 within the above range, the effect can be further improved.
It should be noted that both end portions 31b may be flat (straight in a side view) by making the curvature radius R2 extremely large (that is, substantially infinite).
In the second embodiment as described above, the same operation and effect as in the first embodiment can be obtained.

<Third Embodiment>
Next, a third embodiment of the trash can using the storage container of the present invention will be described.
Hereinafter, the third embodiment will be described with a focus on differences from the first embodiment, and description of similar matters will be omitted.
The third embodiment is the same as the first embodiment except that the configuration of the photoelectric conversion element is different.

FIG. 5 is a perspective view showing a configuration of a photoelectric conversion element according to the third embodiment (showing a state before being attached to a lid).
Hereinafter, for convenience of explanation, the upper side in FIG. 5 is referred to as “upper side” or “upper side”, and the lower side is referred to as “lower side” or “lower side”.
The photoelectric conversion element 100 illustrated in FIG. 5 includes a first unit element group 100a located on the front side of the paper and a second unit element located on the back side of the paper and connected in parallel to the first unit element group 100a. Unit element group 100b. Each unit element group 100a, 100b includes a plurality of unit elements arranged in series in the left-right direction in FIG.

In such a photoelectric conversion element 100, with respect to the top surface (convex curved surface) 31 of the lid 3 shown in FIG. 1, the first unit element group 100a is on the front side of the page, and the second unit element group 100b is on the back side of the page. It arrange | positions so that it may be located in the side. That is, the first unit element group 100 a and the second unit element group 100 b are located on opposite sides of the top surface 31.
According to such a configuration, when the position of the sun with respect to the trash can changes, for example, the first unit element group 100a generates power in the morning and the second unit element group 100b generates power in the evening. It is possible to secure a power generation amount that is greater than that generated by the two unit element groups 100a and 100b.
In the third embodiment as described above, the same operations and effects as in the first embodiment can be obtained.

<Fourth embodiment>
Next, a fourth embodiment of a trash can using the storage container of the present invention will be described.
Hereinafter, the fourth embodiment will be described with a focus on differences from the first embodiment, and description of similar matters will be omitted.
The fourth embodiment is the same as the first embodiment except that the configuration of the photoelectric conversion element is different.

FIG. 6 is a perspective view showing a configuration of a photoelectric conversion element according to the fourth embodiment (showing a state before being attached to a lid).
Hereinafter, for convenience of explanation, the upper side in FIG. 6 is referred to as “upper side” or “upper side”, and the lower side is referred to as “lower side” or “lower side”.
The photoelectric conversion element 100 illustrated in FIG. 6 includes a plurality of grooves 200 formed on the upper surface (surface opposite to the housing 1) along the bending direction of the top surface 31 (longitudinal direction of the photoelectric conversion element 100). ing. According to such a configuration, the groove 200 can receive rainwater. For this reason, rainwater flows more quickly from the upper surface of the photoelectric conversion element 100, and dirt is less likely to adhere to the upper surface of the photoelectric conversion element 100.

  In a plan view of the photoelectric conversion element 100, the ratio occupied by the plurality of grooves 200 is preferably about 0.01 to 30%, and more preferably about 0.1 to 10%. By providing the groove 200 with such an occupation ratio, the rainwater removal efficiency and the flexibility of the photoelectric conversion element 100 can be further increased.

Specific values of the width and depth of the groove 200 are appropriately set according to the size of the photoelectric conversion element 100, and are not particularly limited. However, in the case of the present embodiment, the following ranges are possible. preferable.
The width of the groove 200 is preferably about 0.1 to 10 mm, and more preferably about 1 to 5 mm. The depth of the groove 200 is preferably about 0.1 to 5 μm, and more preferably about 1 to 3 μm.
In the fourth embodiment as described above, the same operations and effects as in the first embodiment can be obtained.

<Fifth Embodiment>
Next, a fifth embodiment of a trash can using the storage container of the present invention will be described.
Hereinafter, the fifth embodiment will be described with a focus on differences from the fourth embodiment, and description of similar matters will be omitted.
The fifth embodiment is the same as the fourth embodiment except that the extending direction of the groove 200 is different.

FIG. 7 is a perspective view showing a configuration of a photoelectric conversion element according to the fifth embodiment (showing a state before being attached to a lid).
Hereinafter, for convenience of explanation, the upper side in FIG. 7 is referred to as “upper side” or “upper side”, and the lower side is referred to as “lower side” or “lower side”.
The photoelectric conversion element 100 shown in FIG. 7 is formed on the upper surface (surface opposite to the housing 1) along a direction (short direction of the photoelectric conversion element 100) perpendicular to the bending direction of the top surface 31. The groove 200 is provided. According to this configuration, since the flexibility of the photoelectric conversion element 100 is improved, the photoelectric conversion element 100 can be easily deformed following the curved shape of the top surface 31.

In the fifth embodiment as described above, the same operations and effects as in the first and fourth embodiments can be obtained.
The groove 200 may be formed so as to be inclined at a predetermined angle with respect to the bending direction of the top surface 31 (longitudinal direction of the photoelectric conversion element 100).

As mentioned above, although the storage container of this invention was demonstrated, this invention is not limited to these. The storage container of the present invention may have any other configuration, and may be replaced with any configuration that exhibits the same function. For example, in the present invention, any configuration of the first to fifth embodiments can be combined.
The housing 1 may be composed of a main body having a top surface constituted by a convex curved surface, an opening opening to the side, and a lid attached to the main body so that the side opening can be opened and closed. . In this case, the photoelectric conversion element is attached to the top surface of the main body.

Further, the top surface may be formed of a convex curved surface having a bowl shape (cannonball shape). In this case, each part which comprises a photoelectric conversion element may be formed directly on a top surface, and a photoelectric conversion element may be arrange | positioned along a top surface.
The planar view shape of the photoelectric conversion element 100 is not limited to a rectangular shape, and may be, for example, a polygonal shape other than a rectangular shape such as a triangular shape or a hexagonal shape, a circular shape, an elliptical shape, or the like.
The storage container can be used for a trash box, a post box, a delivery box, a security sensor, a document box, a water tank, and the like.

DESCRIPTION OF SYMBOLS 1 Housing | casing 2 Main body 3 Cover | cover 31 Top surface 32 Side surface 4 Hinge 5 Electronic component 81, 82 Element side terminal part 100 Photoelectric conversion element 100a 1st unit element group 100b 2nd unit element group 101 1st board | substrate 102 2nd Substrate 103 transparent electrode layer 104 counter electrode layer 105 semiconductor layer 106 catalyst layer 107 electrolyte 108 sealing portion 109 Z wiring C space 200 groove R1. R2 radius of curvature

Claims (12)

A housing capable of storing articles and having a top surface forming a convex curved surface;
An electronic component provided in the housing;
A storage container comprising: a photoelectric conversion element provided in the casing along the convex curved surface, capable of supplying generated electric power to the electronic component.   The storage container according to claim 1, wherein the convex curved surface is curved along one direction.   The storage container according to claim 2, wherein the convex curved surface has a radius of curvature at a central portion smaller than a radius of curvature at both end portions.   The storage container according to claim 3, wherein a radius of curvature at a central portion of the convex curved surface is 30 to 500 mm.   The storage container according to claim 3 or 4, wherein a radius of curvature at both ends of the convex curved surface is 100 to 1000 mm.   The said photoelectric conversion element is a storage container in any one of Claim 1 thru | or 5 provided with the some groove | channel formed in the surface on the opposite side to the said housing | casing along the curve direction of the said convex curved surface.   The storage container according to claim 6, wherein in the plan view of the photoelectric conversion element, a ratio occupied by the plurality of grooves is 0.01 to 30%. The photoelectric conversion element includes a first unit element group including a plurality of unit elements connected in series to each other, and a plurality of units connected in parallel to each other and connected in series to the first unit element group. A second unit element group including elements,
The storage container according to any one of claims 1 to 7, wherein the first unit element group and the second unit element group are located on opposite sides of each other via a top portion of the convex curved surface.   The said housing | casing is equipped with the main body provided with the opening part which can throw in the said article | item, and the lid | cover which has the said top surface comprised by the said main body so that the said opening part can be opened and closed, and was comprised by the said convex curved surface. The storage container in any one of 8 thru | or 8.   The container according to any one of claims 1 to 9, wherein the photoelectric conversion element is an organic photoelectric conversion element including a photoelectric conversion unit using an organic material at least in part.   11. The storage container according to claim 1, wherein the electronic component includes at least one of a detector, a transmitter, a light emitting element, and a display element.   The storage container according to claim 1, wherein the storage container is a trash can.