JP2013039053A - Biotope apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a biotope apparatus achieving miniaturization, reducing time and cost for maintenance and easily introduced into a building.SOLUTION: The biotope apparatus includes a body water tank tray 10 opened at the upper part and having a water tank part 11 formed in substantially recessed cross-sectional shape; a water tank 20 arranged along the outer periphery of the body water tank tray 10, opened at the upper part, and formed in substantially recessed cross-sectional shape; and a water circulating means for circulating water between the body water tank tray 10 and the water tank 20. The biotope apparatus can thereby be easily introduced into the building to attain seeding and planting of the building in which the biotope apparatus is installed, thereby contributing to the alleviation of a heat island phenomenon, the improvement of a city environment, a reduction in the amount of COemission, etc.

Description

  The present invention relates to a biotope apparatus that can be installed on a rooftop, a garden, a veranda, a balcony, or the like of a building such as a house.

In recent years, the need for greening of building rooftops, gardens, verandas, balconies, etc. is increasing for the purpose of alleviating the heat island phenomenon, which is becoming serious in urban areas, improving the urban environment, and creating familiar green spaces. .
The purpose of such greening is not only to plant trees and flowers, but also to have a planting part and a water area, and to restore or create an environment where small animals such as insects and small fish live. The so-called biotope has been created (see, for example, Patent Documents 1 and 2).

JP 2005-308927 A Japanese Patent No. 3864375

However, since the biotope described in Patent Document 1 is large in scale and contains a lot of water in the first place, the biotope is installed when this biotope is applied to a rooftop, a garden, a veranda, a balcony, or the like. A large space is required. In addition, a large load is applied to the rooftop, veranda, and balcony. Therefore, it is actually difficult to introduce such a large biotope into a building such as a house.
Moreover, since the biotope described in Patent Document 2 is configured by connecting a container container for ponds and a container container for planting, the scale is small and can be easily installed on the rooftop of a building. . However, in order to reduce the cost of construction work, no means to circulate water has been introduced, so algae such as blue-green algae propagate in the water stored in the container, and the biological concentration is reduced due to a decrease in dissolved oxygen concentration. May become unable to survive. In order to prevent this, it is necessary to perform maintenance by replacing water every day. Considering the effort and cost, it is difficult to introduce a biotope into a building such as a house.

  An object of the present invention is to provide a biotope device that can be downsized, reduce labor and cost for maintenance, and can be easily introduced into a building.

The invention according to claim 1 is a biotope device, for example, as shown in FIGS. 1 to 13, an aquarium portion 11 (51, 61, 81, 121) having an open top and a substantially concave cross section. A main body aquarium tray 10 (50, 60, 80, 120) having
The water tank 20 (41, 54, 70, 90, 130) is disposed along the outer periphery of the main body water tank tray 10 (50, 60, 80, 120) and has an open top and a substantially concave cross section. When,
Water circulation means for circulating water between the main body water tank tray 10 (50, 60, 80, 120) and the water tank 20 (41, 54, 70, 90, 130),
The water level of the water tank unit 11 (51, 61, 81, 121) is set higher than the water level of the water tank 20 (41, 54, 70, 90, 130),
The water tank 20 (41, 54, 70, 90, 130) is provided with a pump 4 for supplying water to the water tank portion 11 (51, 61, 81, 121).
The water circulation means supplies water from the water storage tank 20 (41, 54, 70, 90, 130) to the water tank section 11 (51, 61, 81, 121) by the pump 4, and the water tank section 11 ( 51, 61, 81, 121) is configured to return the overflow water to the water tank 20 (41, 54, 70, 90, 130).

According to the invention described in claim 1, the habitat space of animals and plants (for example, aquatic plant 1) in the aquarium portion 11 (51, 61, 81, 121) of the main body aquarium tray 10 (50, 60, 80, 120). Therefore, the water tank 11 (51, 61, 81, 121) can be used as a water storage environment such as a pond or a river. Therefore, the biotope can be downsized.
Moreover, since the main body water tank tray 10 (50, 60, 80, 120) and the water tank 20 (41, 54, 70, 90, 130) are configured separately, the water tank 20 (41, 54, 70, 90, 130), it is possible to remove the tap water from the tap water supplied to the water tank 11 (51, 61, 81, 121), adjust the quality of the stored water, and the like.
Further, since the water circulation means circulates water between the main body water tank tray 10 (50, 60, 80, 120) and the water tank 20 (41, 54, 70, 90, 130), for example, the water tank portion. 11 (51, 61, 81, 121) can suppress that algae such as blue sea bream and blue sea bream grow and itch. Therefore, compared with a biotope device that does not have, for example, water circulation means, maintenance labor and costs can be reliably reduced.
Further, the water circulation by the water circulation means supplies water from the water storage tank 20 (41, 54, 70, 90, 130) to the water tank section 11 (51, 61, 81, 121) by the pump 4. Since the overflow water from the water tank section 11 (51, 61, 81, 121) is returned to the water tank 20 (41, 54, 70, 90, 130), the water tank section is driven by the pump 4. 11 (51, 61, 81, 121) only by supplying water between the water tank 11 (51, 61, 81, 121) and the water tank 20 (41, 54, 70, 90, 130). Water can be circulated easily.
As a result, the biotope device can be easily introduced into the building, so that the building where the biotope device is installed can be greened, contributing to mitigation of the heat island phenomenon, improvement of the urban environment, reduction of CO2 emissions, etc. it can.

The invention according to claim 2 is the biotope device according to claim 1, for example, as shown in FIGS.
The water circulation means is formed across the water tank section 11 (51, 61, 81, 121) and the water tank 20 (41, 54, 70, 90, 130), and the water tank section 11 (51, 51, 51). 61, 81, 121) having a flowing water surface portion (for example, extended pieces 12, 52, 62, 82, 122, lid members 110, 150) through which overflow water flows.

According to invention of Claim 2, the said water circulation means is formed over the said water tank part 11 (51, 61, 81, 121) and the said water tank 20 (41, 54, 70, 90, 130). And a flowing water surface portion (for example, extending pieces 12, 52, 62, 82, 122, lid materials 110, 150) through which overflow water from the water tank portion 11 (51, 61, 81, 121) flows. Therefore, the overflow water can be reliably returned from the water tank part 11 (51, 61, 81, 121) toward the water tank 20 (41, 54, 70, 90, 130) through the water flow surface part.
Moreover, for example, a plant can be planted or a waterside environment can be formed on the upper surface of the flowing water surface portion. This makes it possible to reduce the size of the biotope device in a more varied environment.

The invention according to claim 3 is the biotope device according to claim 1 or 2, as shown in FIGS.
A greening mat 3 for greening the flowing water surface portion is laid on the upper surface of the flowing water surface portion (for example, the extended pieces 12, 52, 62, 82, 122, the lid members 110, 150).

  According to invention of Claim 3, the greening mat 3 for greening this water surface part on the upper surface of the said water surface part (for example, extension piece 12,52,62,82,122, cover material 110,150). Therefore, the portion where the greening mat 3 is laid can be used as a waterside / land environment in the biotope device. This makes it possible to reduce the size of the biotope device in a more varied environment.

The invention according to claim 4 is the biotope device according to claim 2 or 3, as shown in FIG.
Gravel 5 is laid on the upper surface of the flowing water surface portion (for example, extended pieces 12, 52, 62, 82, 122, lid members 110, 150).

  According to the invention described in claim 4, gravel 5 is laid on the upper surface of the water surface portion (for example, the extended pieces 12, 52, 62, 82, 122, the lid members 110, 150). Can be used as the waterside rocky environment in the biotope device. This makes it possible to reduce the size of the biotope device in a more varied environment.

The invention according to claim 5 is the biotope device according to any one of claims 2 to 4,
A water retention tile is attached to the upper surface of the flowing water surface portion (for example, the extended pieces 12, 52, 62, 82, 122, the lid members 110, 150).

According to invention of Claim 5, since the water retention tile is attached to the upper surface of the said flow surface part (for example, extension piece 12,52,62,82,122, lid | cover material 110,150), a biotope apparatus is A biotope device having a refined appearance can be introduced into a building such as a house in accordance with the scenery of the installed rooftop, garden, veranda, balcony, or the like. Moreover, a plant can be planted on the upper part of this water-retaining tile, for example, by entwining the root of the plant or growing a plant such as moss.
Furthermore, when the ambient temperature is high, the ambient temperature can be lowered by the heat of vaporization of the water retained in the water retaining tile, such as water spray, or the radiation heat of the water retaining tile itself.

The invention according to claim 6 is the biotope device according to any one of claims 2 to 5, as shown in FIGS. 1 to 8, 12, and 13, for example.
The water tank 20 (41, 130) is disposed below the water surface portion (for example, the extended pieces 12, 122, the lid member 150), and a part of the upper opening of the water tank 20 (41, 130) is formed. Covered by the water surface,
The upper opening of the water storage tank 20 (41, 130) is continuous between the outer end of the water surface and the tank wall 24 (43, 132) outside the water storage tank 20 (41, 130). A gap S is formed.

According to invention of Claim 6, the said water tank 20 (41,130) is arrange | positioned under the said water flow surface part (for example, extension piece 12,122, the cover material 150), and this water tank 20 (41, 130) Since part of the upper opening is covered with the water surface portion, the overflow water flowing through the water surface portion is reliably returned to the water storage tank 20 (41, 130) through the gap S. However, the upper opening of the water storage tank 20 (41, 130) can be blinded. Further, as the gap S is made thinner, the upper opening of the water storage tank 41 can be hidden more reliably and over a wide range.
Further, when the greening mat 3 is laid on the water surface, the root 2a of the plant 2 planted on the greening mat 3 through the gap S is surely directed toward the upper opening of the water storage tank 41. Since it can extend | expand, the effort of watering etc. to the plant 2 is abbreviate | omitted and the cultivation of the plant 2 can be performed without an effort.

The invention according to claim 7 is the biotope device according to any one of claims 2 to 6, for example, as shown in FIGS.
A plurality of through holes 53 (63, 111) are formed in the water surface portion (for example, the extended pieces 52, 62, the lid member 110) so as to penetrate the water surface portion in the thickness direction.

  According to invention of Claim 7, the clearance gap S is formed between the outer side edge part of the said water flow surface part, and the tank wall 24 (43,132) of the outer side of the said water storage tank 20 (41,130). Even if the gap S is not formed, the root 2a of the plant 2 planted in the greening mat 3 through the plurality of through holes 53 (63, 111) It can be extended toward the upper opening of the water tank 54 (70, 90). As a result, the roots 2a of the plant 2 planted on the green mat 3 can more easily reach the water stored in the water storage tank 54 (70, 90).

The invention according to claim 8 is the biotope device according to claim 6 or 7, as shown in FIGS.
On the outer periphery of the main body water tank tray 10 and the water storage tank 20 (41), a frame 30 (45) for hiding the outer surface of the water tank portion 11 and the water storage tank 20 (41) is provided,
The frame body 30 (45) protrudes toward the water storage tank 20 (41), and includes a protruding portion 34 (47) formed in a long shape along the length direction of the frame body 30 (41). And
The projecting portion 34 (47) forms the gap formed between the outer end portion of the flowing water surface portion (for example, the extended piece 12) and the outer tank wall 24 (43) of the water storage tank 20 (41). S is covered.

According to invention of Claim 8, since the outer surface of the said water tank part 11 and the water storage tank 20 (41) are blindfolded by the said frame 30 (45), the animals and plants in the said water tank part 11 (for example, Only the plants 2 planted in the aquatic plants 1) and the greening mat 3 can be exposed, and the appearance of the biotope device can be improved. Moreover, the scenery property of the place where such a biotope apparatus is installed can be improved.
Further, the protrusion 34 (47) is formed between the outer end portion of the water surface portion (for example, the extended piece 12) and the tank wall 24 (43) outside the water tank 20 (41). Since the said clearance gap S can be covered, the upper opening of the said water storage tank 20 (41) can be blinded with the said water flow surface part (for example, extension piece 12). Moreover, since the upper surface opening of the water storage tank 20 (41) can be covered with the water flow surface portion and the projecting portion 34 (47), the gap S can be narrowed. It can prevent entering into the tank 20 (41).

According to the present invention, since a habitat space for animals and plants can be formed in the water tank part of the main body water tank tray, the water tank part can be used as a water storage environment such as a pond or a river. Therefore, the biotope can be downsized.
Moreover, since the main body water tank tray and the water storage tank are comprised separately, the water tank can carry out the descaling of the tap water supplied to a water tank part, adjustment of the quality of the stored water, etc. Furthermore, since water is circulated between the main body water tank tray and the water storage tank by the water circulation means, for example, it is possible to suppress the growth of algae such as sea cucumbers and blue sea bream or the occurrence of itchiness in the water tank portion. Therefore, compared with a biotope device that does not have, for example, water circulation means, maintenance labor and costs can be reliably reduced.
In addition, the water circulation by the water circulation means is performed by supplying water from the water tank to the water tank part by a pump and returning the overflow water from the water tank part to the water tank, so that water is supplied to the water tank part by the pump. By simply supplying the water, water can be easily circulated between the water tank section and the water storage tank.
As a result, the biotope device can be easily introduced into the building, so that the building where the biotope device is installed can be greened, contributing to mitigation of the heat island phenomenon, improvement of the urban environment, reduction of CO2 emissions, etc. it can.

It is a perspective view which shows 1st Embodiment of the biotope apparatus which concerns on this invention. It is a perspective view which shows an example of a main body water tank tray. It is a perspective view which shows an example of a water storage tank. It is a perspective view which shows an example of a frame. It is a perspective view which shows the state before planting of the biotope apparatus shown in FIG. It is sectional drawing which shows the structure of a water tank vicinity. It is a figure which shows the other example of the planar shape of the biotope apparatus which concerns on this invention. It is 2nd Embodiment of the biotope apparatus which concerns on this invention, and is sectional drawing which shows the structure of a water tank vicinity. It is 3rd Embodiment of the biotope apparatus which concerns on this invention, and is sectional drawing which shows the structure of a water tank vicinity. It is sectional drawing which shows 4th Embodiment of the biotope apparatus which concerns on this invention. It is sectional drawing which shows 5th Embodiment of the biotope apparatus which concerns on this invention. It is sectional drawing which shows 6th Embodiment of the biotope apparatus which concerns on this invention. It is a sectional side view of the biotope apparatus shown in FIG.

Embodiments of the present invention will be described below with reference to the drawings.
Biotope means a coherent environmental space that has established an ecosystem where wildlife can live continuously. Therefore, it is not limited to the restoration or creation of environments such as wetlands and ponds, and biotopes have been created for the purpose of restoration or creation of cliffs, dunes, etc. It is desirable to use biotopes such as wetlands and ponds. In the following embodiments, a biotope device for the purpose of creating an environment such as a wetland, a pond, a river, a waterside space, etc. will be described in detail.

<First Embodiment>
FIG. 1 is a perspective view showing an example of a biotope apparatus according to the present invention.
In FIG. 1, reference numeral 1 indicates an aquatic plant, and reference numeral 2 indicates a terrestrial plant.
Examples of the aquatic plant 1 include various species such as azesuge, misohagi, hangesho, rush, hanashobu, and pebbles. Any plant can be selected as long as planting is possible.
As the terrestrial plant 2, turf is adopted in the present embodiment, but various other plants such as jade dragon can be cited. That is, for example, a moss plant or a fern plant may be planted.

Moreover, the aquatic plant 1 of this Embodiment is planted so that the root 1a may be entangled with many gravels 5 ... thrown into the water tank part 11 mentioned later.
Moreover, the turf which is the terrestrial plant 2 can use the grass itself cut | judged in mat shape as the greening mat 3. FIG. In contrast to this, there is a plant in which a greening mat 3 is constituted by plant fibers, nets, and the like, and the root 2a of the plant 2 is entangled with the greening mat 3 so as to be integrated. The green mat 3 is flexible and can be laid at various places.

The biotope apparatus shown in FIG. 1 includes a main body water tank tray 10, a water tank 20, the greening mat 3, and water circulation means.
The biotope device of the present embodiment creates a water storage environment such as a pond or a river and a waterside / land environment and forms a habitat space for animals and plants. In addition to inhabiting and small fish, creatures such as birds and insects can be drawn from the natural environment around the building where this biotope device is installed. For example, in urban areas with few watersides, new waterside spaces can be created and contribute to biodiversity.
In addition, the biotope device according to the present embodiment is installed on a rooftop, a garden, a veranda, a balcony, or the like of a building such as a house, but can also be installed in various places of various types of buildings. .

As shown in FIGS. 2, 5, and 6, the main body water tank tray 10 has an upper opening and a water tank part 11 formed in a substantially concave shape, and a water tank 20 side from a peripheral part of the water tank part 11. And an extending piece 12 extending.
The main body water tank tray 10 is formed in a rectangular shape in plan view, is made of a synthetic resin such as polypropylene, and the water tank portion 11 and the extending piece 12 are integrally formed.
In addition, since the main body water tank tray 10 is a tray, it is formed in a flat basin shape, and the peripheral edge is raised with respect to the bottom.
In addition, the size of the main body water tank tray 10 of the present embodiment is set such that the depth (short side) is 800 mm, the width (long side) is 1000 mm, and the depth is 100 mm. The size is not limited to this, and may be appropriately increased or decreased.

The said water tank part 11 points out the part by which water is stored, and is comprised by the bottom part of the main body water tank tray 10, and the part which stood up from the peripheral part of this bottom part. Moreover, since it stores water, it has watertightness. In this water tank part 11, while the said plant 1 is planted, small fish, such as a medaka, are put.
The water tank portion 11 includes a plurality of reinforcing ribs 11a formed so as to protrude from the inside of the water tank portion 11 toward the outside. Further, the plurality of reinforcing ribs 11 a are arranged at intervals in the circumferential direction of the main body water tank tray 10.

The plurality of reinforcing ribs 11a extends from the bottom of the water tank 11 to the extension piece 12, and the inside is formed in a hollow shape. Since the water tank portion 11 includes the plurality of reinforcing ribs 11a, the water tank portion 11 has high rigidity and hardly deforms even when a large amount of water is stored.
In addition, as shown in FIG. 1 and FIG. 6, a large number of gravel 5... Is spread on the bottom of the water tank portion 11, and the plant 1 is arranged such that roots 1 a are entangled with these gravel 5. Planted. In addition, the biological filtration bacteria can be propagated by spreading a large number of gravels 5 in the water tank portion 11 in this way.

The extension piece 12 is formed so as to project in a bowl shape with respect to the water tank portion 11. As shown in FIG. 6, the extending piece 12 of the present embodiment is inclined downward toward the water storage tank 20 from the peripheral edge of the water tank section 11 toward the front end in the extending direction. The installation surface of the water tank tray 10 and the water storage tank 20 is in a state of projecting in a substantially horizontal direction. In other words, it is not extremely inclined upward or downward, but is in a state where it enters and exits like a ridge in the lateral direction.
Further, the extending piece 12 has a groove-like flowing water portion 12 a extending from the peripheral edge portion of the water tank portion 11 toward the end portion in the extending direction of the extending piece 12. Are formed at intervals in the circumferential direction. Since the extending piece 12 is inclined toward the water storage tank 20 as described above, the water overflowing from the water tank section 11 is set to flow along the water flowing sections 12a. That is, the overflow water from the water tank portion 11 can be guided by these flowing water portions 12a.

  Between the adjacent flowing water portions 12a, the upper surface is a flange portion 12b provided at a position higher than the flowing water portions 12a. That is, a plurality of flange portions 12b are formed at intervals in the circumferential direction of the extending piece 12.

  Further, each of the flange portions 12b is formed with a hole portion 12c penetrating the flange portion 12b in the thickness direction. These holes 12c... Can be used for draining water or hooking a carrying jig when carrying the main body water tank tray 10.

  Further, of the four corners of the extended piece 12, two corners positioned diagonally are formed with notches 12 d and 12 d formed by notching these corners. These notches 12d and 12d can be used as a finger hook for hooking an operator's finger when the main body water tank tray 10 is installed in the water tank 20 or when the position of the water tank 20 is adjusted.

The water tank 20 is made of a synthetic resin such as polypropylene, like the main body water tank tray 10, and extends along the outer periphery of the main body water tank tray 10 as shown in FIGS. 1 to 3, 5, and 6. In addition to being disposed, the upper part is opened and the cross section is substantially concave.
This water tank 20 is formed as a water channel having a rectangular shape in plan view by assembling four straight portions 21 and four corner portions 22. Especially, the water tank portion of the main body water tank tray 10 is formed. 11 are arranged so as to surround 11. That is, the water tank portion 11 is disposed inside the water tank 20.

In addition, the water storage tank 20 includes an upper tank wall 23 and an outer tank wall 24 facing each other, and a bottom wall 25 integrally formed at the lower ends of the tank walls 23 and 24. Is formed in the shape of an open groove.
Note that a rising portion 24a having a substantially L-shaped cross section is integrally formed at the upper end portion of the outer tank wall 24 to prevent overflow from the water storage tank 20 to the outside.
In addition, a sealing material is applied to a joint portion between the straight portions 21 and the corner portions 22 in order to prevent leakage of water.

And the said greening mat 3 is mounted ranging over the upper end part of the tank wall 23 by the side of the main body water tank tray 10 inside this water storage tank 20, and the edge part of the water tank part 11 of the said main body water tank tray 10. FIG. . Thereby, since the plant 2 can be planted at a position straddling the edge of the water tank portion 11 of the main body water tank tray 10 and the upper end portion of the main body water tank tray side tank wall 23 of the water storage tank 20, the greening mat 3 It can be used as a waterside / land environment in a biotope device.
Here, since the extension piece 12 extends from the peripheral edge of the water tank portion 11 to the water storage tank 20 side as described above, the greening mat 3 is the upper surface of the extension piece 12 in the present embodiment. It is in the state where it was mounted. Thereby, the greening mat 3 can be reliably supported by the extended piece 12.

Further, as shown in FIG. 6, the water tank 20 is disposed below the extension piece 12, and a part of the upper opening of the water tank 20 on the main body water tank tray 10 side is the extension. Covered by the protruding piece 12. Therefore, a gap S that is continuous with the upper opening of the water storage tank 20 is formed between the end in the extending direction of the extension piece 12 and the upper end of the tank wall 24 outside the water storage tank 20. Thus, the upper opening of the water storage tank 20 is opened upward from the gap S.
As described above, the extension piece 12 covers a part of the upper opening of the water storage tank 20 on the main body water tank tray 10 side, so that the water storage is performed by the plant 2 planted on the greening mat 3. A part of the upper opening of the tank 20 on the main body water tank tray 10 side can be blinded.
Moreover, since the water storage tank 20 is arrange | positioned under the said extension piece 12, the root 2a of the plant 2 planted by the said greening mat 3 is easy to reach the water stored by the said water storage tank 20. FIG. In particular, the root of the plant 2 planted on the greening mat 3 through a gap S formed between the end of the extending piece 12 in the extending direction and the outer tank wall 42 of the water storage tank 41. 2 a can be reliably extended toward the upper opening of the water storage tank 41. For this reason, the time and labor of watering the plant 2 can be omitted, and the plant 2 can be cultivated without trouble.

The said water circulation means circulates water between the said main body water tank tray 10 and the water storage tank 20, and as shown in FIG.2, FIG.5, FIG.6, it has the pump 4 and a flowing water surface part.
Further, the water level of the water tank section 11 is set higher than the water level of the water storage tank 20 in order to circulate water by the water circulation means. In addition, monitoring of the water level of these water tank part 11 and the water storage tank 20 shall be performed by visual observation with a human eye, a water level sensor, etc.
The water level sensor is provided at least in the water tank part 11 so that the water level of the water tank part 11 does not drop. That is, it is important not to destroy the habitat space of animals and plants formed in the biotope device by lowering the water level of the water tank unit 11.

The pump 4 supplies water from the water storage tank 20 to the water tank section 11 and is installed in the water storage tank 20.
The pump 4 is connected to a discharge part 4a for discharging water supplied from the pump 4 to the water tank part 11 via a hose.

The pump 4 is operated by taking electric power from an outlet.
At this time, for example, it is preferable to use electric power generated in-house by a solar power generation device or the like without using system power because CO2 emission can be reduced.

The discharge part 4a is provided on the upper surface of the extension piece 12 so that the tip part is directed to the water tank part 11 side. A hose connecting the pump 4 and the discharge part 4a is inserted through the hole 12c.
In addition, although this discharge part 4a shall be provided in the upper surface of the said extension piece 12, you may arrange | position near the bottom part of the said water tank part 11. As shown in FIG. This makes it easy to circulate the water near the bottom of the water tank 11, and it is difficult to cause stagnation. However, since the main body water tank tray 10 of the present embodiment has a shallow water depth, it goes without saying that even if the discharge part 4a is provided on the upper surface of the extension piece 12, the water near the bottom of the water tank part 11 can be circulated reliably.
Further, as shown in FIG. 1, the discharge portion 4a is blindfolded with a large number of gravels 5 placed thereon. As a result, water can be shown to spring from between the gravel 5 and the gravel 5. Moreover, since the site | part by which the gravel 5 was laid in this way can be utilized as a rocky place environment of the waterside in a biotope apparatus, size reduction of the biotope apparatus of a richer environment can be implement | achieved.

The flowing water surface portion is formed across the water tank portion 11 and the water storage tank 20, and indicates a portion where overflow water flows from the water tank portion 11. In the present embodiment, the extension piece 12 can be used as a water surface portion. The extension piece 12 is configured such that water overflowing from the water tank portion 11 flows on the upper surface thereof toward the water storage tank 20. That is, as described above, a plurality of water flowing portions 12a are formed on the upper surface of the extension piece 12, and the water overflowing from the water tank portion 11 is transferred to the water storage tank 20 through the water flowing portions 12a. It is configured to flow.
Further, as described above, a part of the upper opening of the water storage tank 20 on the main body water tank tray 10 side is covered with the extending piece 12, so that a part of the upper opening of the water storage tank 20 is It will be covered by the flowing water surface. Therefore, not only the upper opening of the water tank 20 is blinded, but also the overflow water flowing through the flowing water surface portion can be reliably returned to the water tank 20 through the gap S.
A plurality of flowing water portions 12a ... are formed on the upper surface of the extension piece 12, thereby allowing the overflow water to flow, but even if the upper surface of the extension piece 12 is a smooth surface, Overflow water can flow through the upper surface of the extension piece 12.

According to such a water circulation means, water can be supplied from the water storage tank 20 to the water tank section 11 by the pump 4, and the water overflowing from the water tank section 11 can be supplied to the water storage tank via the upper surface of the extension piece 12. Since it can return to 20, the water in the said water tank part 11 can be circulated reliably.
Further, since the water overflowing from the water tank portion 11 is transmitted to the upper surface of the extension piece 12, the overflow water passes through the greening mat 3 placed on the upper surface of the extension piece 12. As a result, the greening mat 3 and the root 2a of the plant 2 can be used as a filter, so that the labor involved in maintenance can be reduced.

  The pump 4 contains a filter material, and the water sent to the water tank 11 by the pump 4 is filtered by the filter material. That is, since water supplied from the water tank 20 to the water tank unit 11 and water returning from the water tank unit 11 to the water tank 20 are filtered, for example, eutrophication in the water tank unit 11 is suppressed, Good water quality can be maintained.

In the present embodiment, normal tap water is used as a water supply source of the water storage tank 20. When tap water is added to the water storage tank 20, the chill is removed if left for a certain period of time, and therefore water in a state where the chlorination has been completed is circulated.
Further, when the water in the water tank portion 11 evaporates and becomes less, water is added to the water storage tank 20 to first remove the chalk. As described above, the descaling is completed if the product is left for a certain period of time, and this water is supplied to the water tank 11.
In addition, although a commercially available chemical | medical agent may be used for a desiccation, when living things, such as a fish, inhabit the said tank part 11, do not put tap water directly in the tank part 11, Add tap water to 20 and remove the chalk. Since tap water is put into the water tank 20, fish should not be put into the water tank 20.
In the present embodiment, normal tap water is used as the water supply source. However, the present invention is not limited to this. For example, well water, spring water, rainwater, snowmelt water, and the like can be appropriately changed.

As shown in FIGS. 4 to 6, a blindfold frame 30 is provided on the outer periphery of the main body water tank tray 10 and the water tank 20. The frame 30 conceals the outer surface of the water tank 11 and the water tank 20.
The frame body 30 is provided on the outer side of the tank wall 24 outside the water tank 20, and includes a side wall 31 surrounding the water tank 20 and the water tank part 11 surrounded by the water tank 20. A protruding portion 34 that protrudes from the upper end portion of the side wall portion 31 toward the water storage tank 20 side and that is elongated along the length direction of the frame body 30 is provided.

The said side wall part 31 is comprised by assembling the four side wall materials 31a ... in a rectangular frame shape.
In addition, corner support hardware 32 is attached to each of the four corners of the side wall 31.
Further, a support metal 33 is attached near the center between the adjacent corner support metal 32, 32.
The protrusions 34 are placed on the upper surfaces of the corner support metal 32... And the support metal 33.

As shown in FIGS. 1 and 6, the protrusion 34 is disposed horizontally above the upper opening of the water storage tank 20 and covers the gap S. The end of the projecting portion 34 on the main body water tank tray 10 side is disposed near the end of the extending piece 12 in the extending direction, and a portion that is not covered by the extending piece 12 is defined by the projecting portion 34. It will cover. That is, most of the upper opening of the water storage tank 20 is covered with the protruding portion 34 and the extending piece 12.
Thereby, since the outer surface of the water tank unit 11 and the water storage tank 20 are concealed, only the plants 2 planted in the habitat space of the animals and plants in the water tank unit 11 or the greening mat 3 can be exposed. The appearance of the biotope device can be improved. Moreover, the scenery property of the place where such a biotope apparatus is installed can be improved.
Furthermore, since most of the upper opening of the water storage tank 20 can be covered by the projecting portion 34 and the extending piece 12, the gap S can be narrowed. For example, relatively large dust or fallen leaves can be stored in the water storage tank. 20 (41) can be prevented.
In addition, as this protrusion part 34, the resin product without the water absorption formed in the rectangular plate shape, the product which knead | mixed and extruded wooden powder and resin, etc. can be used, for example.

In addition, although the main body water tank tray 10 of this Embodiment shall be formed in the planar view rectangular shape, it is not restricted to this, For example, the thing of various shapes including a planar view circular shape and polygonal shape may be sufficient. .
Moreover, although the water storage tank 20 of this Embodiment shall be formed in planar view substantially square shape, it is not restricted to this, As shown in FIG. 7, along the outer periphery of the said main body water tank tray 10 As long as they are arranged.
FIG. 7A shows a state in which a linear water tank 20 is disposed along the outer periphery of one long side portion of the main body water tank tray 10.
FIG. 7B shows a state in which a linear water tank 20 is arranged along the outer periphery of one short side portion of the main body water tank tray 10.
FIG. 7C shows a state in which the L-shaped water tank 20 in a plan view is disposed along the outer periphery of one long side portion and one short side portion of the main body water tank tray 10.
FIG. 7 (d) shows a state in which a U-shaped water storage tank 20 in a plan view is disposed along the outer periphery of one long side portion and both short side portions of the main body water tank tray 10.
In FIG.7 (e), the state by which the planar view U-shaped water storage tank 20 was arrange | positioned along the outer periphery of both the long side parts of the said main body water tank tray 10 and one short side part is shown.
Further, the water storage tank 20 has a planar shape corresponding to the shape of the main body water tank tray 10 when the main body water tank tray 10 is not rectangular in plan view. Similarly, the frame 30 has a planar shape corresponding to the shape of the main body water tank tray 10.
However, the water storage tank 20 does not need to be provided over the entire circumference of the main body water tank tray 10 and may be disposed along at least a part of the outer periphery.
On the other hand, the frame 30 is provided on the outer periphery of the main body water tank tray 10 and the water tank 20 so that the main body water tank tray 10 and the water tank 20 can be hidden. That is, the frame 30 is set to a size that can be arranged outside the outer periphery when the main body water tank tray 10 and the water tank 20 are installed side by side.

The biotope apparatus according to the present embodiment is installed so that the main body water tank tray 10, the water tank 20, and the frame 30 are directly placed in an arbitrary installation place, but is not limited thereto. A biotope device support base (not shown) may be first installed at the installation location, and then the biotope device may be installed on the upper surface of the support base.
That is, such a support base can change the height position of the biotope device according to the resident's request and the surrounding landscape.

Moreover, in this Embodiment, although the said greening mat 3 and gravel 5 were provided in the upper surface of the said extension piece 12, it is not restricted to this. For example, a water retention tile (not shown) having water retention performance may be attached.
By adopting various colors and shapes such as water retaining tiles, you can select colors and shapes according to the landscape of the rooftop, garden, veranda, balcony, etc. where the biotope device is installed. In other words, the biotope device can have a refined appearance. Moreover, since the biotope apparatus provided with the appearance of such a refined impression can be introduced into a building, the scenery around the biotope apparatus can be improved, which is preferable.
In addition, this water retention tile is a porous body like a ceramic tile etc., for example, and water can be hold | maintained in this many hole. Moreover, a plant can be planted on the upper part of this water-retaining tile by entwining the root of the plant in these many holes or growing a plant such as moss.
Furthermore, when the ambient temperature is high, the ambient temperature can be lowered by the heat of vaporization of the water retained in the water retaining tile, for example, the water spraying tile, or by the radiation heat of the water retaining tile itself, thereby obtaining a so-called water spray effect. Can do.

Next, a method for installing the biotope device configured as described above will be described.
First, as shown in FIG. 3, the water tank 20 is assembled and installed on a desired place such as a rooftop of a building, a garden, a veranda, a balcony, or the like.
Then, the side wall part 31 of the frame 30 assembled as shown in FIG.
Subsequently, as shown in FIG. 2, the main body water tank tray 10 is mounted on the pump 4. Then, as shown in FIG. 5, the main body water tank tray 10 is installed inside the water tank 20. The pump 4 may be mounted after the main body water tank tray 10 is installed inside the water tank 20.
Subsequently, water is poured into the water storage tank 20 to perform descaling.
Subsequently, the greening mat 3 on which the plant 2 is planted is placed on the upper surface of the extension piece 12.
Thereafter, a large number of gravel 5 is put into the water tank 11 and spread on the bottom, and the plant 1 is planted. At this time, water is also poured into the water tank 11.
Then, after the turbidity of the water in the water tank portion 11 is settled and the removal of the chalk is completed, the fish is discharged, and the projecting portion 34 is placed on the upper surfaces of the corner support metal 32.
As described above, the biotope device can be installed on a desired place such as a rooftop of a building, a garden, a veranda, or a balcony.

According to the present embodiment, the aquarium portion 11 of the main body aquarium tray 10 can form a habitat space for animals and plants such as plants 1 and fish, and the plant 2 can be planted on the greening mat 3. The part 11 can be used as a water storage environment such as a pond or a river, and the greening mat 3 can be used as a waterside / land environment. Therefore, the biotope can be downsized.
Moreover, since the said main body water tank tray 10 and the water tank 20 are comprised separately, the water tank 20 performs the dewatering of the tap water supplied to the said water tank part 11, adjustment of the quality of the stored water, etc. It can be carried out. Furthermore, since water is circulated between the main body water tank tray 10 and the water storage tank 20 by the water circulation means, for example, algae such as blue-tailed sea bream and blue sea bream grow in the water tank section 11 or itching occurs. Can be suppressed. Therefore, compared with a biotope device that does not have, for example, water circulation means, maintenance labor and costs can be reliably reduced.
Further, the water circulation by the water circulation means is performed by supplying water from the water tank 20 to the water tank section 11 by the pump 4 and returning the overflow water from the water tank section 11 to the water tank 20. Therefore, the water can be easily circulated between the water tank part 11 and the water storage tank 20 only by supplying water to the water tank part 11 by the pump 4.
As a result, the biotope device can be easily introduced into the building, so that the building where the biotope device is installed can be greened, contributing to mitigation of the heat island phenomenon, improvement of the urban environment, reduction of CO2 emissions, etc. it can.

<Second Embodiment>
Next, a second embodiment of the present invention will be described with reference to the drawings. For convenience of explanation, only components that are different from the above-described first embodiment will be described.

In FIG. 8, the code | symbol 41 has shown the water storage tank. The water storage tank 41 is arranged in a state of being close to the main body water tank tray 10.
The water storage tank 41 includes a tank wall 42 and an outer tank wall 43 on the main body water tank tray 10 side (inner side) facing each other, and a bottom wall 44 integrally formed at the lower ends of the tank walls 42 and 43. The upper part is formed in the shape of a concave groove opened.

The outer tank wall 43 is longer than the inner tank wall 42 in the vertical direction and is set to have a height, and prevents overflow from the water storage tank 41 to the outside.
Further, since the inner tank wall 42 is lower than the outer tank wall 43, it is easy to sink under the extension piece 12 of the main body water tank tray 10.

Further, the water tank part 11 of the main body water tank tray 10 includes a plurality of reinforcing ribs 40 formed so as to protrude from the inside of the water tank part 11 toward the outside. Further, the plurality of reinforcing ribs 40 are arranged at intervals in the circumferential direction of the main body water tank tray 10.
The plurality of reinforcing ribs 40 are set so that the dimension protruding toward the outside is as small as possible. In the present embodiment, it is formed in a generally letter shape in side view, and a water storage tank 41 is arranged in the corner formed in the letter shape so that the inner tank wall 42 is located. Yes.
Also in the present embodiment, the water level of the water tank section 11 is set to be higher than the water level of the water storage tank 41.

Moreover, since the water storage tank 41 is arrange | positioned in the state approached with respect to the main body water tank tray 10 as mentioned above, the extension direction side edge part of the extension piece 12 of the main body water tank tray 10, and the said water storage tank 41 A narrow gap S (slit) that is continuous with the upper opening of the water storage tank 41 is formed between the upper end of the outer tank wall 43.
And since the root 2a of the plant 2 planted on the greening mat 3 can be reliably extended toward the upper opening of the water storage tank 41 through the gap S, watering the plant 2 and the like The labor can be omitted and the plant 2 can be cultivated without trouble.
In addition, the upper opening of the water storage tank 41 is further reduced as the distance between the end in the extending direction of the extending piece 12 and the upper end of the tank wall 43 outside the water storage tank 41 is reduced. It can be hidden more reliably and widely.

Further, a blindfold frame 45 is provided on the outer periphery of the main body water tank tray 10 and the water storage tank 41, and the outer surface of the water tank section 11 and the water storage tank 41 are concealed by the frame 45.
The frame body 45 is provided on the outer side of the tank wall 43 outside the water storage tank 41, and includes a side wall 46 surrounding the water storage tank 41 and the water tank section 11 surrounded by the water storage tank 41, A protruding portion 47 that protrudes from the upper end portion of the side wall portion 46 toward the water storage tank 41 is provided.

The protruding portion 47 is formed in a long shape along the length direction of the side wall portion 46, that is, the length direction of the gap S, and is disposed above the gap S. Accordingly, the gap S is covered by the protruding portion 47 and can cover most of the upper opening of the water storage tank 41 together with the extending piece 12. That is, the gap S can be hidden by the protrusion 47.
In addition, the said side wall part 46 and the protrusion part 47 are integrally formed, and are formed in the cross-sectional view substantially reverse L shape.

According to the present embodiment, the same effect as that of the first embodiment can be obtained, and the water tank 41 is arranged in a state of being close to the main body water tank tray 10 so that the water tank The biotope device can be made compact without substantially changing the amount of water stored in the portion 11 except for the reinforcing rib 40. That is, the outer peripheral dimension of the biotope device itself is narrowed.
Moreover, since the protrusion dimension of the protrusion part 47 of the frame 45 is set to the extent which covers the said clearance gap S, the outer periphery dimension of the biotope apparatus itself is apparently larger than the case where it protrudes largely toward the main body water tank tray 10 side. It is possible to give an impression that the biotope device is narrowed and compact.

<Third Embodiment>
Next, a third embodiment of the present invention will be described with reference to the drawings. For convenience of explanation, only components that are different from the first and second embodiments described above will be described.

In FIG. 9, the code | symbol 50 shows the main body water tank tray, and the code | symbol 54 has shown the water storage tank.
The main body water tank tray 50 has a water tank part 51 that is open at the top and has a substantially concave cross section, and an extending piece 52 that extends from the peripheral part of the water tank part 51 to the water storage tank 54 side.
In addition, the water tank 54 is disposed along the outer periphery of the main body water tank tray 50, and the upper part is opened and formed in a substantially concave shape in cross section. Further, the water storage tank 54 is formed in a concave groove shape by an inner tank wall 55 and an outer tank wall 56 facing each other, and a bottom wall 57 integrally formed at the lower ends of the tank walls 55 and 56. .
Also in the present embodiment, the water level of the water tank section 51 is set to be higher than the water level of the water storage tank 54.

In the present embodiment, the extension piece 52 can be used as a flowing water surface portion. The extension piece 52 is formed with a plurality of through holes 53 penetrating the extension piece 52 in the thickness direction. That is, the water overflowing from the water tank portion 51 flows on the upper surface of the extension piece 52 formed between the water tank portion 51 and the water storage tank 54, and enters the water storage tank 54 through the plurality of through holes 53. And can be returned with certainty.
In the present embodiment, a plurality of through holes 53 are formed by meshing the portion of the extended piece 52 located above the water storage tank 54.
In addition, the shape of these through-holes 53 ... is not specifically limited, For example, a lattice shape may be sufficient and a slit shape may be sufficient and can be changed suitably.

The water tank 54 is disposed below the extension piece 52, and the upper opening of the water tank 54 is covered with the extension piece 52. In other words, no gap is formed between the end of the extending piece 52 in the extending direction and the outer tank wall 56.
Further, the extending piece 52 is placed on the upper end portions of the opposing tank walls 55 and 56, and is supported by the opposing tank walls 55 and 56.
A rising portion 56a is provided at the upper end of the outer tank wall 56 to prevent overflow from the water storage tank 54 to the outside.

Furthermore, a water retaining material 6 having water retaining performance and water absorbing performance is provided on the lower surface of the extending piece 52.
The water retaining material 6 is formed in a soft and porous shape, such as a sponge, for example, and can absorb water and retain water and entangle the root 2 a of the plant 2.
By providing such a water retaining material 6 on the lower surface of the extending piece 52, the compatibility with the greening mat 3 placed on the upper surface of the extending piece 52 can be improved.
That is, moisture absorption from the root 2a of the plant 2 planted on the greening mat 3 can be promoted. Further, the greening mat 3 placed on the upper surface of the extension piece 52 and the water retaining material 6 provided on the lower surface can be connected by the root 2a of the plant 2 passing through the plurality of through holes 53. That is, since the extending piece 52 can be sandwiched between the greening mat 3 and the water retaining material 6, the positional deviation of the greening mat 3 can be prevented.

In the present embodiment, the water retaining material 6 is provided on the lower surface of the extension piece 52, but is not limited thereto, and may be provided on the upper surface of the extension piece 52.
Thus, even if the water retaining material 6 is provided on the upper surface of the extension piece 52, the root 2a of the plant 2 can be entangled with the water retaining material 6 and moisture absorption from the root 2a can be promoted.

  Although not shown, a blindfold frame is provided on the outer periphery of the main body water tank tray 50 and the water tank 54.

  According to the present embodiment, the same effect as that of the first embodiment can be obtained, and the root 2a of the plant 2 planted in the greening mat 3 through the plurality of through holes 53 is used as the water storage. It can be reliably extended toward the upper opening of the tank 54. As a result, the roots 2 a of the plant 2 planted on the green mat 3 can easily reach the water stored in the water storage tank 54.

<Fourth embodiment>
Next, a fourth embodiment of the present invention will be described with reference to the drawings. For convenience of explanation, only components that are different from the first to third embodiments described above will be described.

In FIG. 10, reference numeral 60 denotes a main body water tank tray, and reference numeral 70 denotes a water storage tank.
The main body water tank tray 60 has a water tank part 61 that is open at the top and has a substantially concave cross section, and an extending piece 62 that extends outward from the peripheral edge of the water tank part 61.
Moreover, the upper part of the water storage tank 70 is opened, and the cross section is substantially concave. Further, the water storage tank 70 is formed by tank walls 71 and 72 facing each other and a bottom wall 73 formed integrally with the lower ends of the tank walls 71 and 72.

The depth dimension and width dimension of the water tank 70 are set to be substantially equal to the depth dimension and width dimension of the main body water tank tray 60. Further, the depth is set to be deeper than the depth of the water tank portion 61.
Then, the main body water tank tray 60 is placed inside the water storage tank 70 with the end portions in the extending direction of the extending pieces 62 on the upper end surfaces of the opposing tank walls 71 and 72 of the water storage tank 70. It is put in.
That is, the water storage tank 70 is configured to be larger in size than the main body water tank tray 60, and the opposing tank walls 71 and 72 are disposed along the outer periphery of the main body water tank tray 50. It is in a state.
Also in the present embodiment, the water level of the water tank section 61 is set to be higher than the water level of the water storage tank 70.

In the present embodiment, the extension piece 62 can be used as a flowing water surface portion. The extension piece 62 is formed with a plurality of through holes 63 penetrating the extension piece 62 in the thickness direction. That is, the water overflowing from the water tank portion 61 flows on the upper surface of the extension piece 62 formed between the water tank portion 61 and the opposite tank walls 71 and 72 of the water storage tank 70, and the plurality of through holes 63. ... can be reliably returned to the water storage tank 70.
Further, the roots 2a of the plant 2 planted on the green mat 3 have passed through the plurality of through holes 63.

Although not shown, the main body water tank tray 60 placed inside the water tank 70 is prevented from shifting laterally with respect to the water tank 70 between the main body water tank tray 60 and the water tank 70. You may make it provide the positioning means to do.
Such positioning means can be dealt with by providing rising portions 71a, 72a provided on the opposing tank walls 71, 72. That is, the main body water tank tray 60 can prevent a lateral shift by hitting these rising portions 71a and 72a. Moreover, the overflow from the water storage tank 70 to the outside can be prevented by the rising portions 71a and 72a.

According to the present embodiment, the same effect as in the first embodiment can be obtained, and the water tank 70 is configured to be larger in size than the main body water tank tray 60. A relatively large amount of water can be stored in the water tank 70.
That is, since the amount of water stored in the water storage tank 70 can be increased, water can be supplied to the water tank portion 11 for a longer period of time.

<Fifth embodiment>
Next, a fifth embodiment of the present invention will be described with reference to the drawings. For convenience of explanation, only components that are different from the first to fourth embodiments described above will be described.

In FIG. 11, the code | symbol 80 shows the main body water tank tray, and the code | symbol 90 has shown the water storage tank.
The main body water tank tray 80 has a water tank part 81 that is open at the top and has a substantially concave cross section, and an extending piece 82 that extends from the peripheral part of the water tank part 81 toward the water storage tank 90. A step portion 81 a is formed on the side wall of the water tank portion 81.
In addition, the water storage tank 90 is disposed along the outer periphery of the main body water tank tray 80, and the upper part is opened, and is formed in a substantially concave shape in cross section. Furthermore, the water storage tank 90 is formed in a concave groove shape by an inner tank wall 91 and an outer tank wall 92 facing each other, and a bottom wall 93 integrally formed at the lower ends of the tank walls 91 and 92. .
Also in the present embodiment, the water level of the water tank portion 81 is set to be higher than the water level of the water storage tank 90.

Moreover, in the upper end part of the inner tank wall 91, a mounting part 91a that extends horizontally to the main body water tank tray 80 side, and a rising part that protrudes upward from the end part in the extending direction of the mounting part 91a 91b. At the upper end portion of the outer tank wall 92, there are provided a mounting portion 92a that horizontally extends outward, and a rising portion 92b that protrudes upward from the end portion in the extending direction of the mounting portion 92a. Yes.
Further, the upper surface of the mounting portion 91a and the upper surface of the mounting portion 92a are disposed at substantially the same height.
In the present embodiment, the extending direction side end portion of the extending piece 82 and the upper end portion of the rising portion 91b of the inner tank wall 91 are integrally formed.

And on the upper surface of these mounting parts 91a and the upper surface of the mounting part 92a, the lid | cover material 110 which covers the upper opening of the said water storage tank 90 ranging over the upper surface of these mounting parts 91a and the upper surface of the mounting part 92a is carried out. It is placed. The thickness of the lid member 110 is set to be substantially equal to the height of the rising portion 91b formed integrally with the extending piece 82, whereby the upper surface of the lid member 110 and the upper surface of the extending piece 82 are Is set to be substantially the same. Further, a greening mat 3 on which the plant 2 is planted is placed on the upper surface of the lid member 110.
In addition, a plurality of through holes 111... Penetrating through the lid member 110 in the thickness direction are formed in the lid member 110, and the root 2a of the plant 2 can be passed therethrough.

  In the present embodiment, both the extending piece 82 and the lid member 110 whose upper surface is set to be substantially flush with the upper surface of the extending piece 82 are used as the flowing water surface portion. Can do. That is, the water overflowing from the water tank portion 81 flows through the upper surface of the extension piece 82 and the lid member 110 formed between the water tank portion 81 and the water storage tank 90, and through the plurality of through holes 111. It can be reliably returned to the water tank 90.

  According to the present embodiment, the same effect as that of the first embodiment can be obtained, and the main body water tank tray 80 and the water tank 90 can be integrally formed. Since the main body water tank tray 80 and the water tank 90 can be installed at the same time, the workability can be improved. Furthermore, the main body water tank tray 80 and the water tank 90 can be transported simultaneously during transportation. Thus, the biotope device can be easily introduced into the building.

<Sixth Embodiment>
Next, a sixth embodiment of the present invention will be described with reference to the drawings. For convenience of explanation, only components that are different from the first to fifth embodiments described above will be described.

12 and 13, reference numeral 120 indicates a main body water tank tray, and reference numeral 130 indicates a water storage tank.
The main body water tank tray 120 has a water tank part 121 having an open top and a substantially concave cross section, and an extending piece 122 extending from the peripheral part of the water tank part 121 to the water storage tank 130 side. A step portion 121 a is formed on the side wall of the water tank portion 121.
In addition, the water storage tank 130 is disposed along the outer periphery of the main body water tank tray 120, and the upper part is opened, and the cross section is formed in a substantially concave shape. Further, the water storage tank 130 is formed in a concave groove shape by an inner tank wall 131 and an outer tank wall 132 facing each other, and a bottom wall 133 integrally formed at the lower ends of the tank walls 131 and 132. .
Also in the present embodiment, the water level of the water tank unit 121 is set to be higher than the water level of the water storage tank 130.

In addition, at the upper end of the inner tank wall 131, a mounting part 131a that extends horizontally toward the main body water tank tray 120 side, and a rising part that protrudes upward from the end in the extending direction of the mounting part 131a 131b. The upper end portion of the rising portion 131b of the tank wall 131 and the end portion in the extending direction of the extending piece 122 are integrally formed.
The outer tank wall 132 is set to be higher than the inner tank wall 131, and a protruding part 132 a that protrudes toward the main body water tank tray 120 is formed at the upper end of the outer tank wall 132. An engaged portion 132b is provided which hangs down from the direction side end and has a tip formed in a hook shape.

As shown in FIG. 13, the water storage tank 130 is disposed below the lid member 150, and a thin gap S formed between the upper opening of the water storage tank 130 and the outer tank wall 132. The portion except for is covered with the lid member 150.
The lid member 150 is supported by a support member 140 for supporting the lid member 150. As shown in FIG. 12, the support member 140 has a narrow width (length along the length direction of the lid 150). Further, the support member 140 includes a placement plate portion 141, a suspension plate portion 142, and an engagement portion 143.

The mounting plate portion 141 is a portion where the lid member 150 is mounted on the upper surface while being horizontally disposed above the water storage tank 130.
Further, the suspension plate portion 142 extends upward from the outer end portion of the mounting plate portion 141 described above, and the engagement portion 143 is provided at the upper end portion of the suspension plate portion 142. The engaging portion 143 has a tip formed in a hook shape, and is configured to engage with an engaged portion 132 b provided at the upper end portion of the outer tank wall 132.

The support member 140 having such a configuration is configured such that the inner tank wall 131 side end of the mounting plate part 141 is mounted on the mounting part 131a of the inner tank wall 131, and the engaging part 143 is connected to the outer tank. By engaging with the engaged portion 132 b of the wall 132, it can be installed above the water storage tank 130. A plurality of support members 140 are provided along the length direction of the water storage tank 130 and spaced from each other.
The lid member 150 is installed above the water storage tank 130 so as to be placed over the plurality of support members 140... Scattered along the length direction of the water storage tank 130.

  The thickness of the lid member 150 is set to be substantially equal to the height of the rising portion 131b formed integrally with the extending piece 122. Thus, the upper surface of the lid member 150 and the upper surface of the extension piece 122 are set to be substantially flush with each other. In addition, a greening mat 3 on which the plant 2 is planted is placed on the upper surface of the lid member 150.

  In the present embodiment, both the extending piece 122 and the lid member 150 set so that the upper surface is substantially flush with the upper surface of the extending piece 122 are used as the flowing water surface portion. Can do. That is, the water overflowing from the water tank unit 121 flows on the upper surface of the extension piece 122 and the lid member 150 formed between the water tank unit 121 and the water storage tank 130, and the outer tank of the lid member 150 as described above. It can be reliably returned to the water storage tank 130 through a gap S formed between the end portion on the wall 132 side and the outer tank wall 132.

According to the present embodiment, the same effects as those of the first embodiment can be obtained, and most of the upper opening of the water storage tank 130 can be covered by the lid member 150. As a result, the upper opening of the water storage tank 130 can be blinded by the lid member 150, and large dust and fallen leaves can be prevented from entering the water storage tank 130.
The support member 140 is suspended below a projecting portion 132a projecting from the upper end portion of the outer tank wall 132 toward the main body water tank tray 120 side. For this reason, the suspension plate portion 142 of the support member 140 is disposed inside the outer tank wall 132, and the lid member 150 supported by the support member 140 is disposed further inside than the suspension plate portion 142. Will be. That is, the gap S can be reliably formed between the lid member 150 and the outer tank wall 132. Accordingly, as described above, even when the upper surface of the extension piece 122 and the upper surface of the lid member 150 are used as the water flow surface portion, the water can be reliably returned to the water storage tank 130 from the gap S. It is possible.

DESCRIPTION OF SYMBOLS 1 Aquatic plant 2 Terrestrial plant 3 Greening mat 4 Pump 5 Gravel 10, 50, 60, 80, 120 Main body water tank tray 11, 51, 61, 81, 121 Water tank part 12, 52, 62, 82, 122 Extension piece 20, 41, 54, 70, 90, 130 Water tank 30, 45 Frame

Claims (8)

A main body aquarium tray having an aquarium portion having an open top and a substantially concave cross section,
While being arranged along the outer periphery of this main body water tank tray, the upper part is opened, and the water tank formed in a substantially concave cross section,
Water circulating means for circulating water between the main body water tank tray and the water tank,
The water level of the water tank is set higher than the water level of the water tank,
The water tank is provided with a pump for supplying water to the water tank section,
The biotope device is characterized in that the water circulation means is configured to supply water from the water tank to the water tank section by the pump and to return overflow water from the water tank section to the water tank. The biotope device according to claim 1,
The said water circulation means is a biotope apparatus characterized by having a flowing water surface part through which the overflow water from the said water tank part flows while forming over the said water tank part and the said water storage tank. The biotope device according to claim 1 or 2,
A biotope device characterized in that a greening mat for greening the flowing water surface portion is laid on the upper surface of the flowing water surface portion. The biotope device according to claim 2 or 3,
A biotope device characterized in that gravel is laid on the upper surface of the water surface portion. In the biotope apparatus as described in any one of Claims 2-4,
A biotope device, wherein a water retaining tile is attached to an upper surface of the water surface portion. In the biotope apparatus as described in any one of Claims 2-5,
The water tank is disposed below the water surface part, and a part of the upper opening of the water tank is covered by the water surface part,
A biotope device is characterized in that a gap continuous with the upper opening of the water storage tank is formed between an outer end of the water surface portion and a tank wall outside the water storage tank. In the biotope apparatus as described in any one of Claims 2-6,
The biotope device is characterized in that a plurality of through holes are formed in the flow surface portion so as to penetrate the flow surface portion in the thickness direction. The biotope device according to claim 6 or 7,
On the outer periphery of the main body water tank tray and the water tank, a frame body is provided for hiding the outer surface of the water tank part and the water tank,
The frame body has a projecting portion that is elongated along the length direction of the frame body while projecting to the water storage tank side,
The biotope device is characterized in that the projecting portion covers the gap formed between an outer end portion of the flowing water surface portion and an outer tank wall of the water storage tank.

Images