JP2003009685A - Tank for watering - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tank for holding water for watering a ornamental flower, easily transportable by hand, enabling easy installation in a narrow space at the base of a standing post, having high maintainability and toughness, producible at a low cost and enabling the integration with an automatic watering apparatus. SOLUTION: The watering tank 4 has a nearly circular cylindrical form for encircling a standing post and the cylinder has a center space 8 to hold the standing post and an introducing space 9 to allow the entering of the post into the center space. The tank 4 has a recessed water-reservoir 5 on its top, a water-supplying port 6, and an air vent 7 for feeding irrigation water to the tank 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an irrigation tank that can be installed under a standing pillar such as a street light or a flower pole in a park.

[0002]

2. Description of the Related Art Conventionally, it has been known to arrange a divided tank as a watering tank to be installed around street lamps and flower poles by surrounding columns. FIG. 7 shows a conventional two-divided irrigation tank 100. Book tank 10
0 is a tank body 101, 102 having a shape obtained by dividing a cylinder into two.
Are used in combination, and when the two bodies are installed facing each other, a central space 8a for accommodating the standing pillar is formed in the central part. In addition, the individual tank bodies 101, 10
2 is provided with one port 103 that also serves as a makeup water port, an air vent, and a water drawing port.

By the way, these days, at the corners and streets, parks, various event venues, etc., in order to effectively use the space under the pillars by using the pillars that are erected on the ground in order to enhance the beauty and the moisture of nature. It has been practiced to install a watering tank around the columns and put flower decorations on the upper part of the tank, but many watering tanks are installed or maintenance and inspection such as water supply are done by limited time, installation environment, and manpower. Is required to do.

[0004]

However, in the case where a plurality of divided irrigation tanks 100 are installed around the support as described above, it is troublesome to combine and integrate the individual tanks on site at the time of installation, Regarding water supply, there were problems such as the time and effort required to supply water to each tank, and when installing an automatic watering system, there was a limit to the reduction of the number of piping parts such as pumping water from each tank. Therefore, it has been desired to realize an irrigation tank that can be easily carried, has a small space in the space under the standing columns, has a small number of parts, and can be installed in a short time.

The present invention is intended to solve the above-mentioned problems, and is a tank mainly for storing irrigation water to a flower decoration part, which can be easily carried, and can be easily and space-saving in the space under the standing columns. An object of the present invention is to provide a low-cost irrigation tank that can be installed in It is another object of the present invention to provide a irrigation tank that is easy to manufacture, has good maintainability, and that can incorporate an automatic irrigation system.

[0006]

In order to achieve the above-mentioned object, the invention of claim 1 is an irrigation tank which is installed in such a manner as to surround an upright column and which stores irrigation water therein. A space in the center for accommodating the upright columns and an introduction space that is open toward the outer circumference so that the upright columns can enter this space are formed as external shapes.

In the above structure, the central space for accommodating the upright columns and the introduction space open toward the outer circumference so that the upright columns can enter this space are formed as external shapes. Therefore, the installation of the irrigation tank can be as simple as moving the irrigation tank horizontally so that the upright support pillar fits in the central space. Can occupy space.

According to a second aspect of the present invention, in the irrigation tank configured as described above, a concave water reservoir is provided in the upper part of the tank.

In this structure, a member for utilizing the capillarity from the bottom of the flower ornamental planter placed on the upper part of the concave water reservoir is moved to the water reservoir to immerse it in water so that it is used as culture soil for the planter. It becomes possible to automatically supply water.

According to a third aspect of the present invention, in the irrigation tank configured as described above, the irrigation pump and the irrigation control device are arranged in the introduction space open toward the outer periphery. .

In this structure, the automatic irrigation can be performed by disposing the irrigation pump and the irrigation control device in the introduction space open to the outer circumference.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a tank for irrigating a flower decoration according to an embodiment of the present invention will be described with reference to the drawings. In addition, the same reference numerals are given to common portions in each drawing.

FIG. 1 shows an application form of an irrigation tank according to an embodiment of the present invention. In this figure, a irrigation tank that cannot be seen from the outside is installed under the streetlight pillar 1, and flowers 2 such as flower stocks are placed as flower decorations on the upper part of the irrigation tank, while protecting the irrigation tank and beautifying the appearance. For the purpose of, the outer cylinder 3 surrounds the periphery of the irrigation tank.

FIG. 2 shows an irrigation tank 4 according to the first embodiment. The irrigation tank 4 is a tank for storing irrigation, which is manufactured by integral molding using a moldable polyethylene resin as a material, and the structure thereof is for the purpose of installing around the upright column 1 (FIG. 1). The overall outer shape is substantially cylindrical and has a substantially U-shaped cross section, and has a central space 8 in which the upright columns are accommodated, and an introducing space 9 into which the upright columns are inserted.

Further, in this embodiment, the tank 4 has a concave water reservoir 5 at the upper portion thereof, a makeup water inlet 6 for supplying irrigation water to the tank, and an air vent 7, and the makeup water inlet 6 is a cap. The air vent 7 can be sealed with a plug.

Further, in this embodiment, there is provided a concave reinforcing structure 10 which goes around the side wall of the irrigation tank 4.
In addition to the reinforcing effect of the reinforcing structure 10, a concave reinforcing structure on the bottom surface, a water reservoir 5 structure on the upper surface, and
Due to the effect of increasing the side wall surface by forming the central space 8 and the introduction space 9, it is a stable tank with a shape that is less likely to be deformed by external force. Can be installed. Further, the concave portion of the reinforcing structure 10 is effective for holding a hand when the operator holds the tank when moving the tank.

FIG. 3 shows an internal structure of a portion surrounded by the outer casing 3 in FIG. 1 which is an application example for performing automatic watering by the watering tank 4 according to this embodiment.
The irrigation tank 4 according to the present invention is arranged in the space under the street light pillar 1 (standing pillar) shown in the center of FIG. 3, and the target standing pillar is a pillar fixing block in the ground. It is usually fixed by CB or the like.

When the foot of the existing street lamp post 1 is to be decorated with flowers, first, the irrigation tank 4 is placed near the street lamp post 1 and the introduction space 9 shown in FIG. The street lamp support 1 is horizontally moved on the ground so as to be housed in the central space 8 shown in 2 and is installed at a predetermined position.

Next, the stored water W is put into the irrigation tank 4 through the makeup water inlet 6 at the upper part. At this time, if necessary,
Open the air vent 7.

The irrigation pump 20 and the irrigation control device 21 are installed in the introduction space 9 described above, and the other end of the pumping pipe 23 connected to the irrigation pump 20 is inserted into the tank from the air vent 7 which also serves as the pumping port. On the other hand, the water supply pipe 24 is connected so as to supply water from the irrigation pump 20 to the water reservoir 5 of the irrigation tank 4. The irrigation control device 21 is operated by receiving control power from an unillustrated power line, solar power generation, battery, wind power generation, etc. and power of the irrigation pump 20, and is incorporated therein not shown. The irrigation water W2 in the water reservoir 5 is replenished by a control signal from a timer or a water level sensor.

When the irrigation water W2 is oversupplied for some reason such as rainwater, a wire net 6a is provided at the upper part of the makeup water inlet 6 which acts as an overflow to prevent the inflow of plant leaves and dust. .

On the upper part of the irrigation tank 4, a planter 11 in which a flower 2 such as a flower decoration is planted is placed. From the bottom of the planter 11, one or a plurality of capillarity acting bodies 11a such as a non-woven fabric are dropped and immersed in the water W2.

With the above structure, the stored water W in the irrigation tank 4 is automatically replenished to the water reservoir 5, and the replenished irrigation water W2 is optimal for the culture soil in the planter 11 by the capillary action body 11a. It is possible to provide a sufficient amount of moisture, and the maintenance of the floral decoration by the flowers 2 such as flower stocks can be performed at low cost.

In addition, from the viewpoint of aesthetics, which is the purpose of the flower decoration, the irrigation tank 4, the irrigation pump 20, the irrigation control device 21.
From the viewpoint of protection, etc., the entire circumference from the planter 11 to the ground is surrounded by the exterior cylinder 3. The structure of the exterior cylinder 3 may be divided into a plurality of parts, or a structure in which a cutting line is provided in only one vertical position so that the standing column is introduced inside by deformation. The material may be made of recycled plastic having a wood grain pattern on the exterior surface for the sake of aesthetics, function as a protective member, and cost.

FIG. 4 is a plan view of the irrigation tank 4 according to the present embodiment shown in FIG. 3, and is a top view of the irrigation tank 4 without the planter 11 installed. In the figure, a water reservoir 5, a make-up water port 6, an air vent 7 also used as a pumping port, a wire net 6a, and a make-up water port 6 also used as an overflow.
Irrigation tank 4 provided with the irrigation pump 20, irrigation pump 20 arranged in the inlet space 9, irrigation control device 21, and pumping pipe 2
3, a set of water supply pipes 24, and an outer cylinder 3 as an aesthetic material / protective material that surrounds the entire circumference of the water supply pipe 24 are shown.

FIG. 5 shows an automatic watering tank 4a according to another embodiment of the present invention. Irrigation tank 4a of this embodiment
3 is different from the embodiment in FIG. 3 in that there is no recessed water reservoir in the upper part of the tank, there is no makeup water port and air vent, and there is a combined water supply / drain port 67 that combines these and other points. Is the same as the embodiment in FIG.

The embodiment in FIG. 5 is a structurally simplified version of the embodiment in FIG. In the present embodiment, the watering of the flower decoration part to the planter 11 is directly performed from the upper part of the planter 11 by the automatic watering device 21 and the watering pump 20. Although not shown, as a planter in this case, it is usual to provide a double structure at the bottom and a drainage groove for preventing over-irrigation.

FIG. 6 shows an irrigation tank 4b according to still another embodiment of the present invention. Irrigation tank 4b of this embodiment
Is the irrigation tank 4 of FIG. 2 to the irrigation tank 4a of FIG.
The irrigation tank is simplified and further simplified. There is no water supply / drainage port on the upper surface of the tank, and there are only inward ribs for reinforcement on the entire circumference. The irrigation tank 4b of the present embodiment is similar to the other embodiments described above in the central space 8,
This irrigation tank has an introduction space 9 and can be easily carried in the space under the standing pillars and can be easily installed in a space-saving manner.

[0029]

As described above, according to the first aspect of the present invention, the central space for accommodating the upright pillars and the introduction portion open toward the outer circumference so that the upright pillars can enter this space. Since the space is formed as an external shape, when installing this irrigation tank, it is only necessary to move the irrigation tank horizontally so that the upright support pillar fits in the central space. Since this single irrigation tank can occupy most of the space around the feet of the standing columns, a low-cost irrigation tank that can be easily installed can be obtained.

According to the second aspect of the present invention, since the concave water reservoir is provided on the upper surface of the irrigation tank, a member utilizing the capillarity is provided from the bottom of the flower decoration planter placed on the tank. By immersing it in water for a long time, water can be automatically supplied to the culture soil of the planter and the maintainability is good.

According to the third aspect of the present invention, by arranging the irrigation pump and the irrigation control device in the introduction space which is open toward the outer periphery, automatic irrigation becomes possible and the maintainability of the flower decoration is improved. Also, since the automatic watering device is built in the internal space of the watering tank, it is effective in terms of aesthetics and prevention of tampering with the device.

[0032]

[Brief description of drawings]

FIG. 1 is a panoramic view of a flower decoration formed using a watering tank according to an embodiment of the present invention.

FIG. 2 is an external perspective view of an irrigation tank according to an embodiment of the present invention.

FIG. 3 is a vertical cross-sectional view showing an automatic irrigation configuration using the irrigation tank of the above.

FIG. 4 is a plan view showing a state in which the irrigation tank and the automatic irrigation device are incorporated as described above.

FIG. 5 is a vertical cross-sectional view showing an automatic watering structure according to another embodiment of the present invention.

FIG. 6 is a perspective view showing another embodiment of the irrigation tank according to the present invention.

FIG. 7 is a perspective view showing an example of a conventional two-part irrigation tank.

[Explanation of symbols]

1 street light pillar Flowers such as 2 flower stocks 3 exterior cylinder 4, 4a, 4b Irrigation tank 5 water reservoir 6 Make-up water outlet (overflow) 8 Central space for standing columns 8a Central space for standing columns 9 Introductory space 11 planters 20 Irrigation pump 21 Irrigation controller W stored water W2 irrigation

─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. ⁷ Identification code FI theme code (reference) A01G 27/04 A01G 27/00 502C 502S 502V 502W

Claims (3)

[Claims] 1. A irrigation tank which is installed in such a manner as to surround an upright pillar and stores water for irrigation therein, wherein a space in a central portion where the upright pillar is housed and the upright pillar extends to this space. An irrigation tank, characterized in that an introduction space which is open toward the outer periphery is formed as an external shape. 2. The irrigation tank according to claim 1, wherein a concave water reservoir is provided on the upper portion of the tank. 3. The irrigation tank according to claim 1 or 2, wherein the irrigation pump and the irrigation control device are arranged in an introduction space which is open toward the outer periphery.