JP5699277B2 - tank - Google Patents

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Publication number
JP5699277B2
JP5699277B2 JP2011019914A JP2011019914A JP5699277B2 JP 5699277 B2 JP5699277 B2 JP 5699277B2 JP 2011019914 A JP2011019914 A JP 2011019914A JP 2011019914 A JP2011019914 A JP 2011019914A JP 5699277 B2 JP5699277 B2 JP 5699277B2
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tank
recessed
tank body
right direction
surface portion
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JP2012158930A (en
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嘉治 土田
嘉治 土田
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108—Rainwater harvesting

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Description

本発明は液体を貯留するタンクに関する。   The present invention relates to a tank for storing a liquid.

特許文献１には、雨水を利用するシステムにおいて、竪樋から導入された雨水を貯留するためのタンクが開示されている。このタンクは、左右方向に長形となったタンク本体と、タンク本体を支持する筒状の支持体を備えている。支持体の前面には凹みが形成され、タンク本体の底面には凹みに臨む取水口が設けられている。凹みにはじょうろやバケツ等の容器を取水口の下方に位置するよう配置し、タンク本体内の雨水を取水口から容器に供給できるようになっている。   Patent Document 1 discloses a tank for storing rainwater introduced from a gutter in a system that uses rainwater. This tank includes a tank body that is elongated in the left-right direction and a cylindrical support that supports the tank body. A recess is formed on the front surface of the support body, and a water intake port facing the recess is provided on the bottom surface of the tank body. A container such as a watering can or a bucket is placed in the recess so as to be positioned below the water inlet, so that rainwater in the tank body can be supplied from the water outlet to the container.

特開２００６−２８８７６号公報JP 2006-28876 A

ところで特許文献１のタンク本体の下部後面部は平板形状であって後方に撓みやすい形状をしている。このため、タンク本体に雨水が貯留されると、タンク本体の下部後面部がタンク本体内の水圧により後方に大きく膨らむ恐れがある。また、これに追従してタンク本体の下部両側面部の中央部がタンク内方に凹む恐れもある。このため、タンクは全体としていびつな形状に変形して外観が悪くなったり、タンクが塑性変形したりする可能性がある。   By the way, the lower rear surface portion of the tank main body of Patent Document 1 has a flat plate shape and is easily bent backward. For this reason, when rainwater is stored in the tank body, the lower rear surface portion of the tank body may swell greatly rearward due to the water pressure in the tank body. Further, following this, there is a possibility that the central part of the lower side surfaces of the tank body is recessed inward of the tank. For this reason, the tank may deform into an irregular shape as a whole and the appearance may deteriorate, or the tank may be plastically deformed.

本発明は前記事情に鑑みてなされたものであって、貯留した液体の圧力によって変形することを防止できるタンクを提供することを課題とする。   This invention is made | formed in view of the said situation, Comprising: It aims at providing the tank which can prevent changing with the pressure of the stored liquid.

前記課題を解決するために本発明のタンクは、平面視で左右方向に長形で、下部の前後両面部の左右方向の中央部にタンク内方に向かって凹んだ凹み部が形成され、前記両凹み部のうちの前側の凹み部が、前面部の左右方向中央部における下部にのみ形成されて下方に開口し、この前側の凹み部の奥面部の上部が下部よりも一段前方に位置し、この奥面部の上部に蛇口が設けられたことを特徴とする。
また、底面部の左右両側に下方に突出した脚部が形成され、前記各凹み部の奥面部の下端が、前記底面部の前記両脚部の間の部分に接続されることが好ましい。 In order to solve the above problems, the tank of the present invention is long in the left-right direction in a plan view, and is formed with a recessed portion that is recessed toward the inside of the tank at the center in the left-right direction of the front and rear double-sided portions. Of the two dents, the front dent is formed only in the lower part of the front side in the left-right direction center and opens downward, and the upper part of the back surface of the front dent is positioned one step ahead of the lower part. In addition, a faucet is provided at the upper portion of the rear surface portion .
Moreover, it is preferable that the leg part which protruded below is formed in the right-and-left both sides of a bottom part, and the lower end of the back surface part of each said recessed part is connected to the part between the said both leg parts of the said bottom part.

本発明にあっては、貯留した液体の圧力によってタンクが変形することを防止できる。   In the present invention, the tank can be prevented from being deformed by the pressure of the stored liquid.

本実施形態のタンクを示し、図３（ａ）におけるＡ−Ａ断面図である。The tank of this embodiment is shown and it is AA sectional drawing in Fig.3 (a). 同上のタンクの斜視図である。It is a perspective view of a tank same as the above. 同上のタンクを示し、（ａ）は正面図、（ｂ）は背面図、（ｃ）は底面図である。The same tank is shown, (a) is a front view, (b) is a rear view, and (c) is a bottom view. 同上のタンク本体を示し、前斜め上方から見た斜視図である。It is the perspective view which showed the tank main body same as the above and was seen from the front diagonally upper direction. 同上のタンク本体の背面図である。It is a rear view of a tank main body same as the above. 同上のタンクを利用した貯水システムの背面図である。It is a rear view of the water storage system using a tank same as the above.

以下、本発明を添付図面に基づいて説明する。本実施形態のタンク１は、図６のように設置面となる地面１０に設置されて竪樋１１から導入された雨水を貯留する大型のタンクであり、タンク１内に貯留された雨水は散水等に利用される。   Hereinafter, the present invention will be described with reference to the accompanying drawings. The tank 1 according to the present embodiment is a large tank that is installed on the ground 10 as an installation surface as shown in FIG. 6 and stores rainwater introduced from the gutter 11. The rainwater stored in the tank 1 is sprinkled. Used for etc.

タンク１は、図２及び図３に示されるように、平面視で左右方向に長形で縦長のタンクである。タンク１は、タンク状部分をなすタンク本体２と、タンク本体２の上端部に着脱自在に被せ付けられてタンク本体２の上端部に形成された開口部４（図４参照）を閉塞する蓋体３を備えている。タンク本体２と蓋体３は共に合成樹脂製であり、また、共に左右対称に形成されている。   As shown in FIGS. 2 and 3, the tank 1 is a tank that is long and long in the left-right direction in plan view. The tank 1 includes a tank body 2 that forms a tank-like portion, and a lid that is detachably placed on the upper end portion of the tank body 2 and closes an opening 4 (see FIG. 4) formed at the upper end portion of the tank body 2. The body 3 is provided. Both the tank body 2 and the lid 3 are made of synthetic resin, and both are formed symmetrically.

タンク本体２は高密度ポリエチレン樹脂からなり、ブロー成形で形成された一体成形品である。タンク本体２の底面部１５の左右両側部分は下方に突出され、各突出部分は地面１０に設置される脚部１６を構成している。なお、脚部１６にも雨水を溜められるようになっている。   The tank body 2 is made of a high density polyethylene resin and is an integrally molded product formed by blow molding. Left and right side portions of the bottom surface portion 15 of the tank body 2 protrude downward, and each protruding portion constitutes a leg portion 16 installed on the ground 10. It should be noted that rain water can also be collected in the leg portion 16.

タンク本体２の周壁部５は平面視略楕円形の筒状に形成されている。周壁部５には周方向の全長に亘ってタンク本体２の内方に凹んだ溝部３０が上下方向に複数条形成されている。   The peripheral wall 5 of the tank body 2 is formed in a substantially elliptical cylindrical shape in plan view. A plurality of grooves 30 that are recessed inward of the tank body 2 are formed in the peripheral wall 5 in the vertical direction over the entire length in the circumferential direction.

図３（ｂ）に示されるように、タンク本体２の上端部の左右両側端部には、周壁部５の後面部６を前方に凹ませることで上凹段部２０，２１が形成されている。各上凹段部２０，２１の外面側には、上方、後方、及び外側方の三方に開口する空所が形成されている。   As shown in FIG. 3B, upper and lower stepped portions 20 and 21 are formed at the left and right end portions of the upper end portion of the tank body 2 by denting the rear surface portion 6 of the peripheral wall portion 5 forward. Yes. On the outer surface side of each of the upper concave step portions 20 and 21, voids are formed that open in three directions, upward, rearward, and outward.

タンク本体２の後面部６において一方の上凹段部２０の後方を向く面を構成する部分には、給水口としての接続口８が設けられている。接続口８には、図６のように、竪樋１１から分岐した給水路１２の下流端が接続され、これにより竪樋１１を流れる雨水を給水路１２を介して接続口８からタンク本体２に流入させることができる。なお、図４のようにタンク本体２の上面部の左右両側には第二の給水口として前記開口部４が形成されており、タンク本体２には接続口８からだけでなく各開口部４からも給水できるようになっている。   A connection port 8 serving as a water supply port is provided at a portion of the rear surface portion 6 of the tank body 2 that forms a surface facing the rear of one upper concave step portion 20. As shown in FIG. 6, the downstream end of the water supply path 12 branched from the ridge 11 is connected to the connection port 8, whereby rain water flowing through the ridge 11 is connected to the tank body 2 from the connection port 8 via the water supply path 12. Can be allowed to flow into. As shown in FIG. 4, the opening 4 is formed as a second water supply port on both the left and right sides of the upper surface of the tank body 2, and each opening 4 is formed in the tank body 2 not only from the connection port 8. The water can be supplied from.

図３（ｂ）に示されるように、タンク本体２の後面部６において他方の上凹段部２１の後方を向く面を構成する部分には、オーバーフロー口９が形成されている。図６のようにオーバーフロー口９には排水路１３の上流端が接続され、排水路１３の下流端は竪樋１１の給水路１２が分岐した箇所よりも下流側に接続される。これにより、タンク本体２内の雨水が所定量を超えた場合には、その超過した雨水をオーバーフロー口９から排水路１３を介して竪樋１１に排出することができる。   As shown in FIG. 3 (b), an overflow port 9 is formed in a portion of the rear surface portion 6 of the tank body 2 that forms a surface facing the rear of the other upper concave stepped portion 21. As shown in FIG. 6, the upstream end of the drainage channel 13 is connected to the overflow port 9, and the downstream end of the drainage channel 13 is connected to the downstream side of the location where the water supply channel 12 of the trough 11 branches. Thereby, when the rainwater in the tank main body 2 exceeds a predetermined amount, the excess rainwater can be discharged from the overflow port 9 to the trough 11 through the drainage channel 13.

図１に示されるように、タンク本体２の前面部１４の下部における左右方向中央部には、後方に凹んだ凹み部１７が形成されている。また、後面部６の下部において前記凹み部１７に対応する左右方向中央部には、前方に凹んだ凹み部１８が形成され、両凹み部１７，１８は対象位置に形成され、後述の奥面部の上部を除く部分が略前後対称に形成されている。   As shown in FIG. 1, a recessed portion 17 that is recessed rearward is formed at the central portion in the left-right direction at the lower portion of the front surface portion 14 of the tank body 2. In addition, a recessed portion 18 that is recessed forward is formed at the center in the left-right direction corresponding to the recessed portion 17 at the lower portion of the rear surface portion 6, and both recessed portions 17 and 18 are formed at target positions, and a back surface portion that will be described later The part except the upper part of is formed substantially symmetrically.

各凹み部１７，１８の下端は、タンク本体２の前記左右に離間した脚部１６間の底面部１５に接続されており、各凹み部１７，１８の外面側に形成された凹所２４，２５は、両脚部１６の間に形成された空所２６に通じている。   The lower ends of the recesses 17 and 18 are connected to the bottom surface 15 between the left and right leg portions 16 of the tank body 2, and the recesses 24 and 24 formed on the outer surface side of the recesses 17 and 18. 25 communicates with a space 26 formed between both legs 16.

図３（ｃ）のように、後側の凹み部１８の奥面部は前方に向かって突となる弧状に形成されている。また、前側の凹み部１７の奥面部の下部２２は後方に向かって突となる弧状に形成されるのに対して、前側の凹み部１７の上部２３は下部２２よりも一段前方に位置して、前方を向く略平板状に形成されている。なお、図１のように上部２３の下縁と下部２２の上縁は略水平な接続片部３１で接続されている。   As shown in FIG. 3C, the rear surface portion of the rear recess 18 is formed in an arc shape that protrudes forward. In addition, the lower portion 22 of the rear surface portion of the front concave portion 17 is formed in an arc shape protruding rearward, whereas the upper portion 23 of the front concave portion 17 is positioned one step ahead of the lower portion 22. It is formed in a substantially flat shape facing forward. As shown in FIG. 1, the lower edge of the upper portion 23 and the upper edge of the lower portion 22 are connected by a substantially horizontal connecting piece portion 31.

前記凹み部１７の奥面部の上部２３には、吐水口としての吐水量調節可能な蛇口１９が設けられており、蛇口１９を操作することで、タンク本体２内に貯留した雨水を排出できるようになっている。   A faucet 19 capable of adjusting the water discharge amount as a water discharge port is provided on the upper portion 23 of the back surface portion of the recess portion 17, so that the rainwater stored in the tank body 2 can be discharged by operating the faucet 19. It has become.

蛇口１９は凹み部１７の外面側に形成された凹所２４の上部に収まっている。蛇口１９の下方に位置して脚部１６間の空所２６に通じる凹所２４には、じょうろやバケツ等の容器を配置することができ、この容器に蛇口１９から下方に吐出した雨水を入れられるようになっている。   The faucet 19 is accommodated in an upper portion of a recess 24 formed on the outer surface side of the recess 17. A container such as a watering can or a bucket can be placed in the recess 24 located below the faucet 19 and leading to the space 26 between the legs 16, and rainwater discharged downward from the faucet 19 is placed in this container. It is supposed to be.

図３（ｂ）及び図３（ｃ）に示されるように、各脚部１６の後端部の左右方向における外側端部には、脚部１６の後面部を前方に凹ませることで下凹段部２７が形成されている。各下凹段部２７の外面側には後方、外側方、及び下方に開口した空所が形成されている。   As shown in FIG. 3B and FIG. 3C, the rear end of each leg 16 in the left-right direction is recessed downward by denting the rear face of the leg 16 forward. A stepped portion 27 is formed. On the outer surface side of each lower concave step portion 27, voids opened rearward, outward, and downward are formed.

各下凹段部２７の外側方を向く面部には、第二の吐水口として排水口２８が形成されている。各排水口２８には排水口２８を閉塞するためのキャップ２９が着脱自在に被せ付けられている。タンク本体２内の雨水は、キャップ２９を取り外すことで開放された排水口２８からも排出できるようになっている。なお、各排水口２８には、シャワーホース等の散水可能な散水装置を直接又は接続体を介して着脱自在に接続できるようにしても構わない。このようにすると、散水装置による散水をタンク本体２内に貯留された雨水の水頭圧を利用して行うことができて省エネルギー化に繋がる。   A drain port 28 is formed as a second water discharge port on the surface portion of each lower concave step portion 27 facing outward. Each drain port 28 is detachably covered with a cap 29 for closing the drain port 28. Rainwater in the tank body 2 can be discharged also from the drain outlet 28 opened by removing the cap 29. In addition, you may enable it to connect each water outlet 28 detachably with the watering apparatus which can spray water, such as a shower hose, directly or via a connection body. If it does in this way, watering by a watering apparatus can be performed using the head pressure of the rainwater stored in the tank main body 2, and it leads to energy saving.

以上説明したように、本実施形態では、平面視で左右に長形となったタンク１下部の前面部１４及び後面部６に夫々に、タンク１内方に向かって凹んだ凹み部１７，１８が形成されている。この構成により、タンク１内に雨水を溜めたときに大きな水圧が加わるタンク１下部の前面部１４及び後面部６を補強して、タンク１下部の前面部１４及び後面部６がタンク１外方に膨らむことを防止できる。また、タンク１下部の両側面部の中央部がタンク１内方に凹むことも防止できる。従って、タンク１がいびつな形状となって外観が悪くなったり、タンク１が塑性変形したりすることを防止できる。   As described above, in the present embodiment, the recessed portions 17 and 18 that are recessed toward the inside of the tank 1 are respectively formed in the front surface portion 14 and the rear surface portion 6 of the lower portion of the tank 1 that are elongated to the left and right in plan view. Is formed. With this configuration, the front surface portion 14 and the rear surface portion 6 below the tank 1 to which a large water pressure is applied when rainwater is accumulated in the tank 1 are reinforced, and the front surface portion 14 and the rear surface portion 6 below the tank 1 are located outside the tank 1. Can be prevented from swelling. Moreover, it can prevent that the center part of the both-sides surface part of the tank 1 lower part dents in the tank 1 inward. Accordingly, it is possible to prevent the tank 1 from having an irregular shape and the appearance from being deteriorated or the tank 1 from being plastically deformed.

なお、本実施形態では、凹み部１７，１８を前面部１４及び後面部６の夫々の下部にのみ形成しているが、凹み部１７，１８を前面部１４及び後面部６の下部から上部に亘って形成しても構わない。また、本実施形態では、タンク１を平面視略楕円状に形成したが、タンク１の平面形状はこれに限定されるものではなく、矩形状等であってもよい。また、タンク１に給水する給水系や、タンク１のオーバーフロー水を排出する排水系は、軒樋等、竪樋１１以外の系で構成してもよい。また、本実施形態のタンク１は雨水を溜めるものであるが、本発明をその他の液体を溜めるタンクに適用しても構わない。   In addition, in this embodiment, although the recessed parts 17 and 18 are formed only in the lower part of each of the front surface part 14 and the rear surface part 6, the recessed parts 17 and 18 are formed in the upper part from the lower part of the front surface part 14 and the rear surface part 6. You may form over. In the present embodiment, the tank 1 is formed in an approximately elliptical shape in plan view. However, the planar shape of the tank 1 is not limited to this, and may be a rectangular shape or the like. Further, the water supply system for supplying water to the tank 1 and the drainage system for discharging the overflow water of the tank 1 may be constituted by a system other than the eaves 11 such as eaves. Moreover, although the tank 1 of the present embodiment stores rainwater, the present invention may be applied to a tank that stores other liquids.

１ タンク
６ 後面部
１４ 前面部
１７ 凹み部（前側）
１８ 凹み部（後側） 1 tank 6 rear surface portion 14 front surface portion 17 dent portion (front side)
18 Recessed part (rear side)

Claims (2)

平面視で左右方向に長形で、下部の前後両面部の左右方向の中央部にタンク内方に向かって凹んだ凹み部が形成され、前記両凹み部のうちの前側の凹み部が、前面部の左右方向中央部における下部にのみ形成されて下方に開口し、この前側の凹み部の奥面部の上部が下部よりも一段前方に位置し、この奥面部の上部に蛇口が設けられたことを特徴とするタンク。 In the plan view, it is long in the left-right direction, and a concave portion that is recessed toward the inside of the tank is formed in the central portion in the left-right direction of the lower front and rear double-sided portions. It was formed only in the lower part of the central part in the left-right direction and opened downward, the upper part of the back part of the front recessed part was positioned one step ahead of the lower part, and a faucet was provided in the upper part of this back part A tank characterized by. 底面部の左右両側に下方に突出した脚部が形成され、前記各凹み部の奥面部の下端が、前記底面部の前記両脚部の間の部分に接続されたことを特徴とする請求項１に記載のタンク。The leg part which protruded below is formed in the right-and-left both sides of a bottom face part, The lower end of the back face part of each said recessed part was connected to the part between the said both leg parts of the said bottom face part. The tank described in.
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JP2000213009A (en) * 1999-01-27 2000-08-02 Mitsubishi Plastics Ind Ltd Storage tank for rainwater or the like
JP2005193909A (en) * 2003-12-26 2005-07-21 Nippon Zeon Co Ltd Septic tank and its tank body
JP4656884B2 (en) * 2004-07-15 2011-03-23 積水化学工業株式会社 Rainwater storage tank
JP4575308B2 (en) * 2006-02-01 2010-11-04 積水化学工業株式会社 Rainwater storage tank dredging connection member
JP5315045B2 (en) * 2008-12-29 2013-10-16 タキロン株式会社 Tank for rainwater storage and runoff control
JP5581000B2 (en) * 2009-03-31 2014-08-27 株式会社吉野工業所 Bottle
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