JP3720708B2 - Water saving equipment - Google Patents

Water saving equipment Download PDF

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Publication number
JP3720708B2
JP3720708B2 JP2000400848A JP2000400848A JP3720708B2 JP 3720708 B2 JP3720708 B2 JP 3720708B2 JP 2000400848 A JP2000400848 A JP 2000400848A JP 2000400848 A JP2000400848 A JP 2000400848A JP 3720708 B2 JP3720708 B2 JP 3720708B2
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Japan
Prior art keywords
water
saving
flow path
side end
water saving
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Expired - Lifetime
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JP2000400848A
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Japanese (ja)
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JP2002201687A (en
Inventor
崇大 五本
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株式会社ジーワイテック
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Priority to JP2000400848A priority Critical patent/JP3720708B2/en
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Description

【０００１】
【発明の属する技術分野】
この発明は、水栓から吐出する流水量を減らす水道用節水具に関する。
【０００２】
【従来の技術】
従来、節水の目的で水栓の吐出管に水道用節水具を装着することが行われている。この水道用節水具には、円柱状の節水部と、この節水部の流入側端面の周縁部に形成されているフランジ部と、上記節水部に流入側端面と流出側端面を貫通する一対の細い流路が設けられている。上記一対の流路は、節水部の軸線に対していずれも斜めに設けられ、流入側端面はその中心近傍に開口し、流出側端面は流出部端面の周縁部寄りに開口している。
【０００３】
【発明が解決しようとする課題】
上記従来の技術の場合、節水部の流入側端面の流路入り口部が角部になっているため、水流が乱れて騒音や振動が発生することがあった。さらに、従来のこの水道用節水具は流路が細いため、水の流れがスムーズではなく、このことからも使用中に騒音と振動が発生しやすいものであった。
【０００４】
この発明は上記従来の問題点に鑑みてなされたものであり、整流効果が高く、吐水量を確実に少なくすることができ、騒音や振動の発生が少ない水道用節水具を提供することを目的とする。
【０００５】
【課題を解決するための手段】
この発明は、水栓の吐出管内部等の水道の管路内に装着される水道用節水具であり、上記吐出管の長手方向に沿って挿入される円柱状の節水部と、上記節水部の流入側端面の周縁部に形成されているフランジ部と、上記節水部の流入側端面から上記節水部の側面を貫通して形成されている流路が設けられている。上記流路は、その流入側に上記管路の長手方向に形成された第一流路と、上記第一流路から上記節水部の側面に向かって屈曲して分岐した第二流路とから成る。
【０００６】
【発明の実施の形態】
以下、この発明の実施形態について図面に基づいて説明する。図１〜図４は、この発明の第一実施形態を示し、この実施形態の水道用節水具１０は、円筒状の節水部１２が設けられ、節水部１２の流入側端面１４の周縁部には、節水部１２の方に突出するフランジ部１６が一周して形成されている。節水部１２の流出側端面１８に近い部分の外径は、流入側端面１４に近い部分の外径よりも小さい小径部３８となっている。
【０００７】
そして、節水部１２の軸方向に沿って、流入側端面１４から節水部１２の内側に達する第一流路２０が形成されている。第一流路２０は、流入側端面１４から流出側に向かって真っ直ぐに形成された一つの大開口の流路である。そして、第一流路２０の底部２０ａに、第一流路２０の軸方向に対して斜めに交差する２本の第二流路２２が互いに対称な位置に開口し、第二流路２２は小径部３８の端部側に貫通して形成されている。第一流路２０は、節水部１２の外径に近い大開口の内径に形成され、第二流路２２は、節水部１２の第一流路２０の底部２０ａ近傍から、小径部３８の流出側端面１８近傍にかけて、小径部３８の側面で開口している。
【０００８】
水道用節水具１０が取り付けられる水栓２４は、水道管等に連結される蛇口２６を有し、蛇口２６には水量を調節するハンドル２８が取り付けられている。蛇口２６の先端部２６ａには、長いほぼＺ字形の吐出管３０が袋ナット３２で取り付けられている。また、蛇口２６の先端部２６ａ内周面には、吐出管３０の端部３０ａが嵌合される段部３４が一周して形成されている。
【０００９】
この実施形態の水道用節水具１０の水栓２４への取り付け方法は、水道用節水具１０の節水部１２を吐出管３０の端部３０ａから差し込み、吐出管３０を蛇口２６の先端部２６ａに嵌入する。そして、袋ナット３２を締め付けて固定する。このとき、水道用節水具１０のフランジ部１６は、吐出管３０の端部３０ａと、蛇口２６の先端部２６ａに形成された段部３４の間で位置決めされる。
【００１０】
次に、この実施形態の水道用節水具１０の使用方法について説明する。水栓２４のハンドル２８を操作して水道水を蛇口２６に流すと、水道水は水道用節水具１０の第一流路２０に流れ、次に第二流路２２に分岐されて流れ、第二流路２２が開口した小径部３８の側面の開口に流れ出る。そして、水道用節水具１０の小径部３８の側面と管路である吐出管３０の内周面との間を通過し、吐出管３０を通過して端部開口から流れ落ちる。
【００１１】
この実施形態の水道用節水具１０は、簡単に水栓２４に取り付けることができ、水道水の水圧を抑え流量を減らして節水することができる。さらに、この水道用節水具１０は、流入側端面１４から第一流路２０を経て第二流路２２から吐出管３０の内壁に斜めに水が当たり、になめらかに水が流れ、水道水の流れが乱れることが少なく整流効果がある。このことにより、騒音や振動が発生せず、快適に使用することができる。
【００１２】
次に他の実施形態について図５，図６に基づいて説明する。ここで、上述の実施の形態と同様の部材は同一の符号を付して説明を省略する。この実施形態の水道用節水具３６は、円筒状の節水部１２が設けられ、節水部１２の流出側端面１８に近い部分は、流入側端面１４に近い部分よりも外径が小さい小径部３８が形成されている。
【００１３】
そして、節水部１２の軸方向に沿って、流入側端面１４から節水部１２の内側に達する第一流路４０が形成されている。第一流路４０の内周面は、流入側端面１４に近づくにつれて徐々にラッパ状に広がり、流入側端面１４になだらかに連続している。そして、第一流路４０の底部４０ａ付近に、第一流路４０の軸方向に対して直角に交差する十字形の第二流路４２が、小径部３８の側周面に貫通して形成されている。
【００１４】
この実施形態の水道用節水具３６の取り付け方法は、上記実施の形態と同様である。そして、水栓２４のハンドル２８を操作して水導水を蛇口２６に流すと、水道水は水道用節水具３６の第一流路４０に流れ、次に第二流路４２に分岐されて流れ、第二流路４２が開口された小径部３８の側面に流れ出る。そして、水道用節水具３６の小径部３８の側面と吐出管３０内周面との間を通過し、さらに吐出管３０を通過して流れ落ちる。
【００１５】
この実施形態の水道用節水具３６によれば、第一流路４０に対してなめらかに水道水が流入し、上記実施の形態と同様の効果を有するものである。さらに、第一流路４０と第二流路４２が直交して設けられ、節水効果が高い。
【００１６】
なお、この発明の水道用節水具は、上記各実施形態に限定されるものではなく、節水部の太さや流路の太さ、形状等自由に変更可能である。
【００１７】
【発明の効果】
この発明の水道用節水具は、簡単に水栓に取り付けることができ、水道水の流量を抑制し節水することができる。そして、整流効果があるため振動や騒音が少なく、快適に使用することができる。
【図面の簡単な説明】
【図１】 この発明の第一実施形態の水道用節水具の使用状態を示す正面図である。
【図２】 この実施形態の水道用節水具の縦断面図である。
【図３】 この実施形態の水道用節水具の平面図である。
【図４】 この実施形態の水道用節水具の使用状態を示す縦断面図である。
【図５】 他の実施形態の水道用節水具の縦断面図である。
【図６】 他の実施形態の水道用節水具の平面図である。
【符号の説明】
１０ 水道用節水具
１２ 節水部
１４ 流入側端面
１６ フランジ部
１８ 流出側端面
２０ 第一流路
２２ 第二流路
２４ 水栓
２６ 蛇口
２８ ハンドル
３０ 吐出管[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a water-saving device for water supply that reduces the amount of flowing water discharged from a faucet.
[0002]
[Prior art]
Conventionally, for the purpose of saving water, it has been practiced to attach a water-saving device for water supply to a discharge pipe of a faucet. The water-saving device for water supply includes a column-shaped water-saving part, a flange part formed at the peripheral edge of the inflow-side end face of the water-saving part, and a pair of the water-saving part that penetrates the inflow-side end face and the outflow-side end face A narrow flow path is provided. Each of the pair of flow paths is provided obliquely with respect to the axis of the water-saving part, the inflow side end face opens near the center thereof, and the outflow side end face opens near the periphery of the outflow part end face.
[0003]
[Problems to be solved by the invention]
In the case of the above-described conventional technology, the flow path entrance portion on the inflow side end face of the water saving portion is a corner portion, so that the water flow is disturbed and noise and vibration may occur. Furthermore, since the conventional water-saving device for water supply has a narrow flow path, the flow of water is not smooth, which also makes it easy to generate noise and vibration during use.
[0004]
The present invention has been made in view of the above-described conventional problems, and has an object to provide a water-saving device for water supply that has a high rectifying effect, can reliably reduce the amount of water discharged, and generates less noise and vibration. And
[0005]
[Means for Solving the Problems]
The present invention is a water-saving device for water supply that is installed in a water pipe such as the inside of a discharge pipe of a faucet, a cylindrical water-saving part inserted along the longitudinal direction of the discharge pipe, and the water-saving part A flange portion formed at the peripheral edge portion of the inflow side end surface of the water saving portion and a flow path formed so as to penetrate the side surface of the water saving portion from the inflow side end surface of the water saving portion. The flow path includes a first flow path formed on the inflow side in the longitudinal direction of the conduit, and a second flow path that is bent from the first flow path toward the side surface of the water saving section.
[0006]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 4 show a first embodiment of the present invention. A water-saving device 10 for water supply according to this embodiment is provided with a cylindrical water-saving part 12, and is provided at the peripheral edge of an inflow side end surface 14 of the water-saving part 12. The flange part 16 which protrudes toward the water-saving part 12 is formed in one round. The outer diameter of the portion near the outflow side end surface 18 of the water saving unit 12 is a small diameter portion 38 that is smaller than the outer diameter of the portion near the inflow side end surface 14.
[0007]
And the 1st flow path 20 which reaches the inner side of the water-saving part 12 from the inflow side end surface 14 is formed along the axial direction of the water-saving part 12. As shown in FIG. The first flow path 20 is a single large-open flow path formed straight from the inflow side end face 14 toward the outflow side. Then, two second flow paths 22 that obliquely intersect the axial direction of the first flow path 20 are opened at symmetrical positions at the bottom 20a of the first flow path 20, and the second flow path 22 has a small diameter portion. 38 is formed so as to penetrate the end portion side. The first flow path 20 is formed with an inner diameter of a large opening close to the outer diameter of the water saving section 12, and the second flow path 22 is formed from the vicinity of the bottom 20 a of the first flow path 20 of the water saving section 12 to the outflow side end face of the small diameter section 38. 18 is open on the side surface of the small-diameter portion 38.
[0008]
The faucet 24 to which the water saving tool 10 is attached has a faucet 26 connected to a water pipe or the like, and a handle 28 for adjusting the amount of water is attached to the faucet 26. A long substantially Z-shaped discharge pipe 30 is attached to the front end portion 26 a of the faucet 26 with a cap nut 32. Further, a stepped portion 34 to which the end portion 30 a of the discharge pipe 30 is fitted is formed around the inner peripheral surface of the tip end portion 26 a of the faucet 26.
[0009]
In this embodiment, the water saving tool 10 is attached to the faucet 24 by inserting the water saving part 12 of the water saving tool 10 from the end 30a of the discharge pipe 30 and inserting the discharge pipe 30 into the tip 26a of the faucet 26. Insert. Then, the cap nut 32 is tightened and fixed. At this time, the flange portion 16 of the water saving tool 10 for water supply is positioned between the end portion 30 a of the discharge pipe 30 and the step portion 34 formed at the tip end portion 26 a of the faucet 26.
[0010]
Next, the usage method of the water saving tool 10 for water supplies of this embodiment is demonstrated. When tap water is operated to the faucet 26 by operating the handle 28 of the faucet 24, the tap water flows into the first flow path 20 of the water saving tool 10 and then flows into the second flow path 22 for branching. The channel 22 flows out to the opening on the side surface of the small diameter portion 38 where the channel 22 is opened. And it passes between the side surface of the small diameter part 38 of the water saving tool 10 for water supply, and the internal peripheral surface of the discharge pipe 30 which is a pipe line, passes through the discharge pipe 30, and flows down from an edge part opening.
[0011]
The water-saving tool 10 for water supply of this embodiment can be easily attached to the faucet 24, and can save water by suppressing the water pressure of tap water and reducing the flow rate. Further, in the water-saving device 10 for water supply, water hits the inner wall of the discharge pipe 30 obliquely from the second flow path 22 through the first flow path 20 through the first flow path 20, and the water flows smoothly. Is less disturbed and has a rectifying effect. As a result, noise and vibration are not generated, and it can be used comfortably.
[0012]
Next, another embodiment will be described with reference to FIGS. Here, the same members as those in the above-described embodiment are denoted by the same reference numerals, and description thereof is omitted. The water-saving water saving tool 36 of this embodiment is provided with a cylindrical water-saving part 12, and a portion of the water-saving part 12 close to the outflow side end face 18 has a smaller diameter part 38 than the part close to the inflow side end face 14. Is formed.
[0013]
And the 1st flow path 40 which reaches the inner side of the water-saving part 12 from the inflow side end surface 14 is formed along the axial direction of the water-saving part 12. As shown in FIG. The inner peripheral surface of the first flow path 40 gradually expands in a trumpet shape as it approaches the inflow side end surface 14, and is continuously continuous with the inflow side end surface 14. Then, a cross-shaped second flow path 42 that intersects at right angles to the axial direction of the first flow path 40 is formed in the vicinity of the bottom 40 a of the first flow path 40 so as to penetrate the side peripheral surface of the small diameter portion 38. Yes.
[0014]
The method for attaching the water saving tool 36 of this embodiment is the same as that of the above embodiment. Then, when the handle 28 of the faucet 24 is operated and water is conducted to the faucet 26, the tap water flows to the first flow path 40 of the water saving tool 36, and then branches to the second flow path 42 and flows. The second flow path 42 flows out to the side surface of the small diameter portion 38 where the second flow path 42 is opened. Then, it passes between the side surface of the small diameter portion 38 of the water saving tool 36 for water supply and the inner peripheral surface of the discharge pipe 30, and further flows down through the discharge pipe 30.
[0015]
According to the water-saving device for water supply 36 of this embodiment, tap water flows smoothly into the first flow path 40 and has the same effect as the above-described embodiment. Furthermore, the first flow path 40 and the second flow path 42 are provided orthogonally, and the water saving effect is high.
[0016]
In addition, the water saving tool for water supply of this invention is not limited to said each embodiment, The thickness of a water saving part, the thickness of a flow path, a shape, etc. can be changed freely.
[0017]
【The invention's effect】
The water-saving device for water supply of this invention can be easily attached to a faucet, and can save water by suppressing the flow rate of tap water. And since there is a rectification effect, there is little vibration and noise, and it can be used comfortably.
[Brief description of the drawings]
FIG. 1 is a front view showing a usage state of a water-saving device for water supply according to a first embodiment of the present invention.
FIG. 2 is a longitudinal sectional view of a water-saving device for water supply of this embodiment.
FIG. 3 is a plan view of a water-saving device for water supply according to this embodiment.
FIG. 4 is a longitudinal sectional view showing a usage state of the water saving tool for water supply of this embodiment.
FIG. 5 is a longitudinal sectional view of a water-saving device for water supply according to another embodiment.
FIG. 6 is a plan view of a water-saving device for water supply according to another embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Water saving tool 12 Water saving part 14 Inflow side end surface 16 Flange part 18 Outflow side end surface 20 First flow path 22 Second flow path 24 Faucet 26 Faucet 28 Handle 30 Discharge pipe

Claims (1)

水道の管路内に取り付けられる水道用節水具において、上記管路の長手方向に沿って挿入される円柱状の節水部と、上記節水部の流入側端面の周縁部に形成されたフランジ部と、このフランジ部とは反対側の上記節水部の流出側端面側に形成され上記節水部の流入側端面に近い部分の外径よりも小さい径の小径部と、上記節水部の流入側端面から上記節水部の上記小径部の流出側端面近傍の側面を貫通した流路が設けられ、この流路の上記流入側端面から上記小径部近傍にかけて形成されているとともに上記節水部の外径に近い大開口の内径に形成され上記管路の長手方向に形成された第一流路と、上記第一流路底面から上記節水部の小径部の側面に向かって斜めに分岐し貫通した第二流路が形成され、上記第二流路は上記節水部の上記第一流路底部近傍から上記小径部の流出側端面近傍にかけて開口していることを特徴とする水道用節水具。In a water-saving device for water supply installed in a water pipe, a cylindrical water-saving part inserted along the longitudinal direction of the pipe, and a flange formed on the peripheral edge of the inflow side end surface of the water-saving part, A small-diameter portion formed on the outflow side end surface of the water saving portion opposite to the flange portion and having a diameter smaller than the outer diameter of the portion close to the inflow side end surface of the water saving portion, and an inflow side end surface of the water saving portion A flow path that penetrates the side surface in the vicinity of the outflow side end face of the small diameter portion of the water saving section is provided, and is formed from the inflow side end face of the flow path to the vicinity of the small diameter section and close to the outer diameter of the water saving section. A first flow path formed in the inner diameter of the large opening and formed in the longitudinal direction of the pipe line, and a second flow path branched obliquely from the bottom surface of the first flow path toward the side surface of the small diameter portion of the water saving section. Formed, and the second flow path is formed by the first water saving portion. For water saving device which is characterized in that open from the road near the bottom toward the outflow side end face near the small diameter portion.
JP2000400848A 2000-12-28 2000-12-28 Water saving equipment Expired - Lifetime JP3720708B2 (en)

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JP2002201687A JP2002201687A (en) 2002-07-19
JP3720708B2 true JP3720708B2 (en) 2005-11-30

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Publication number Priority date Publication date Assignee Title
CN105090610A (en) * 2014-05-09 2015-11-25 王伟刚 Water-saving type faucet

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