WO2021261131A1 - Structure de partie d'évacuation de robinet, et robinet équipé de celle-ci - Google Patents

Structure de partie d'évacuation de robinet, et robinet équipé de celle-ci Download PDF

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Publication number
WO2021261131A1
WO2021261131A1 PCT/JP2021/019211 JP2021019211W WO2021261131A1 WO 2021261131 A1 WO2021261131 A1 WO 2021261131A1 JP 2021019211 W JP2021019211 W JP 2021019211W WO 2021261131 A1 WO2021261131 A1 WO 2021261131A1
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WO
WIPO (PCT)
Prior art keywords
water discharge
inclined surface
recesses
faucet
portion structure
Prior art date
Application number
PCT/JP2021/019211
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English (en)
Japanese (ja)
Inventor
豪 吉山
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Publication of WO2021261131A1 publication Critical patent/WO2021261131A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/12—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means capable of producing different kinds of discharge, e.g. either jet or spray
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • B05B1/18—Roses; Shower heads
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/08—Jet regulators or jet guides, e.g. anti-splash devices

Definitions

  • the present invention relates to a faucet spout structure and a faucet including the same.
  • the faucet disclosed in Patent Document 1 is a shower device provided with a sprinkler plate, and the sprinkler plate penetrates a sprinkling surface having a predetermined width and length rectangular in a plan view and a sprinkling surface. It has a plurality of sprinkler holes formed. The sprinkling direction of each sprinkling hole in the plurality of sprinkling holes is directed outward in the width direction from the inside to the outside in the width direction of the sprinkling surface. With such a configuration, shower water is discharged so as to spread outward from the watering surface.
  • an object of the present invention is to provide a faucet spouting portion structure capable of realizing a spouting form different from the usual one and a faucet provided with the spouting portion structure in order to solve the above problems.
  • the water discharge portion structure of the faucet of the present invention comprises a cylindrical member having an opening that forms an internal flow path and opens the internal flow path to the downstream side, and the tubular member.
  • One end is inserted into the opening and the inclined surface is inclined so as to spread outward from the one end toward the other end, and the inner edge portion of the cylindrical member forming the opening and the inclined surface are gaps.
  • a water discharge member that is positioned in a state where the water is discharged is provided, and water flowing through the internal flow path of the cylindrical member flows along the inclined surface of the water discharge member so as to pass through the gap, and the inclined surface is provided. Water is discharged so as to be separated from the end of the surface, and a plurality of recesses are formed at the end of the inclined surface at intervals in the circumferential direction.
  • the faucet of the present invention is a faucet having the water discharge portion structure.
  • the spouting portion structure of the faucet of the present invention and the faucet provided with the spouting portion structure, it is possible to realize a spouting form different from the usual one.
  • FIG. 1 Perspective view of the faucet according to the embodiment of the present invention (state in which the water discharge portion is not pulled out)
  • Perspective view of the faucet according to the embodiment state in which the water discharge portion is pulled out
  • Longitudinal sectional view of the tip end side of the water discharge portion according to the embodiment Enlarged perspective view showing the periphery of the inclined surface of the water discharge member according to the embodiment.
  • Front view showing the other end of the water discharge member according to the embodiment Image diagram of the water discharge flow forming the uneven pattern according to the embodiment A developed view in which the end portions of the inclined surface are developed in the circumferential direction so as to view the plurality of recesses according to the embodiment in a plan view.
  • FIGS. 1 and 2 are perspective views of the faucet 2 according to the present embodiment.
  • the faucet 2 is, for example, a faucet device provided in a kitchen, a washroom, a bath, or the like.
  • the faucet 2 includes a spout main body portion 4, a water discharge portion 6, a hose 7 (see FIG. 2), and an operation portion 8.
  • the spout main body 4 is the main body of the faucet 2.
  • the spout main body 4 has a flow path inside and is connected to a water supply pipe (not shown).
  • the spout main body 4 is supported by a pedestal (not shown), extends linearly upward from the pedestal, and then curves in an inverted U shape to be connected to the water discharge portion 6.
  • the water discharge unit 6 is a member for discharging water supplied from the spout main body portion 4.
  • the water spouting portion 6 is attached to the tip of the spout main body portion 4 so as to be able to be pulled out.
  • FIG. 1 shows a state in which the water discharge unit 6 is not pulled out
  • FIG. 2 shows a state in which the water discharge unit 6 is pulled out.
  • a hose 7 is connected to the water discharge portion 6.
  • the hose 7 is a member that supplies water to the water discharge portion 6, and is housed inside the spout main body portion 4.
  • the operation unit 8 is a member for switching between water discharge / water stop by the water discharge unit 6.
  • the faucet 2 shown in FIGS. 1 and 2 is a single lever type, and the operation unit 8 has a flow rate adjusting function in addition to a water discharge / water stop switching function.
  • the faucet 2 is not limited to the single lever type, and any other type of faucet may be used as long as it has a function of switching between water discharge / stop of the water discharge unit 6.
  • the form of the faucet 2 shown in FIGS. 1 and 2 is an example, and the specifications and the like of the spout main body portion 4 and the operation portion 8 may be appropriately changed.
  • the structure of the water discharge portion 6 is devised.
  • the water discharge unit 6 is schematically shown in FIGS. 1 and 2, the detailed structure of the water discharge unit 6 will be described with reference to FIGS. 3 and later.
  • FIG. 3 is a vertical sectional view showing the tip end side of the water discharge portion 6.
  • the water discharge unit 6 includes a first cylindrical member 10, a second tubular member 12, and a water discharge member 14.
  • the first cylindrical member 10 and the second tubular member 12 are tubular members extending in the axial direction A, respectively. As shown in FIG. 3, each of the first tubular member 10 and the second tubular member 12 has a cylindrical tip at least.
  • the first cylindrical member 10 forms the first internal flow path 16 inside
  • the second tubular member 12 forms the second internal flow path 18 inside.
  • the first internal flow path 16 is a space formed between the first cylindrical member 10 and the second tubular member 12.
  • the flow of water in the first internal flow path 16 and the second internal flow path 18 is indicated by an arrow.
  • the first cylindrical member 10 and the second tubular member 12 may be an integral member or may be separate members.
  • the water discharge member 14 is a water discharge member arranged between the first cylindrical member 10 and the second tubular member 12. As shown in FIG. 3, the water discharge member 14 is inserted into and attached to the second tubular member 12.
  • FIG. 4 shows a vertical cross-sectional view of the water discharge member 14.
  • the water discharge member 14 has a cylindrical shape extending in the axial direction A from one end 22 toward the other end 24.
  • the water discharge member 14 has a through flow path 20 at the center thereof, and the above-mentioned second tubular member 12 is inserted into the through flow path 20.
  • screw shapes are formed on the inner wall surface of the water discharge member 14 forming the through flow path 20 and the outer wall surface of the second tubular member 12, respectively, and are screwed together.
  • the other end 24 of the water discharge member 14 has a shape in which a portion forming the through flow path 20 partially protrudes.
  • the water discharge member 14 further has an inclined surface 25.
  • the inclined surface 25 is a surface extending in the circumferential direction R centered on the axial direction A as an outer peripheral surface of the water discharge member 14.
  • the inclined surface 25 connects one end 22 and the other end 24, and is inclined so as to spread outward from one end 22 toward the other end 24.
  • the inclined surface 25 of the present embodiment extends all around the circumferential direction R and is connected in an annular shape.
  • the water flowing through the first internal flow path 16 flows along the inclined surface 25 of the water discharge member 14 so as to pass through the gap between the inner edge portion 28 and the inclined surface 25, and is separated from the end portion 30 of the inclined surface 25. Water is spit out. As a result, an annular water discharge flow S1 is formed.
  • the water flowing through the second internal flow path 18 flows linearly along the axial direction A in the second internal flow path 18. As a result, a straight water discharge flow S2 is formed.
  • the water discharge member 14 further has a lighting member 40.
  • the lighting member 40 is a member (for example, a lamp) for illuminating the water discharge flows S1 and S2 formed by the water discharge member 14, and is built in the water discharge member 14.
  • the lighting member 40 is connected to a power source (not shown) by wiring (not shown), for example, and is controlled to be lit.
  • the water discharge member 14 of the present embodiment is made of a transparent material (for example, acrylic) so that the light emitted by the lighting member 40 can pass to the outside.
  • FIG. 5 is an enlarged perspective view showing the periphery of the inclined surface 25 of the water discharge member 14.
  • FIG. 6 is a front view of the other end 24 of the water discharge member 14 in a plan view.
  • a plurality of recesses 32 are formed at the end portion 30 of the inclined surface 25.
  • the concave portion 32 has a shape provided to form a desired uneven pattern (texture pattern) in the above-mentioned water discharge flow S1.
  • the plurality of recesses 32 are regularly arranged along the circumferential direction R of the water discharge member 14. As shown in FIG. 6, the recesses 32 of the present embodiment are arranged at substantially equal intervals over the entire circumference in the circumferential direction R.
  • FIG. 7 shows an image of the water discharge flow S1.
  • the water discharge stream S1 forms a texture pattern on the surface as a predetermined uneven pattern.
  • Such a texture pattern appears when the ridges 34 extending diagonally from each end of the recess 32 intersect with each other. In this way, it is possible to realize an unusual water discharge form.
  • FIG. 8 is a developed view of the end portion 30 of the inclined surface 25 developed in the circumferential direction R so as to view the plurality of recesses 32 in a plan view.
  • each of the recesses 32 has a width W along the circumferential direction R.
  • the recess 32 of the present embodiment has a shape in which the width W gradually increases from the upstream to the downstream in the flow direction F. According to such a shape, the water flowing along the recess 32 is diverged outward to generate a rotation component in the circumferential direction R in the water discharge flow S1, and a desired texture pattern can be formed in the water discharge flow S1.
  • the ridgeline of the recess 32 has a smooth curved shape.
  • the gradual increase rate of the width W of the recess 32 decreases from the upstream to the downstream in the flow direction F. As a result, it is possible to prevent the water flowing along the recess 32 from excessively diverging to the outside, and it is possible to form a desired texture pattern in the water discharge flow S1.
  • FIG. 9 is a cross-sectional view of the recess 32 as viewed in cross section along the circumferential direction R and the width direction P.
  • the cross-sectional shape of the recess 32 is a smoothly curved arc shape.
  • the lowest point 34 is located at the center position of the recess 32 in the width direction P.
  • the recess 32 is formed by a shape in which such an arcuate cross-sectional shape is continuous in the flow direction F.
  • the cross-sectional shape of the recess 32 By making the cross-sectional shape of the recess 32 a smooth arc shape, it is possible to reduce the flow path resistance to the water flowing along the recess 32, and it is possible to stably form the texture pattern of the water discharge flow S1.
  • the recess 32 has a depth D in a direction orthogonal to the width direction P.
  • the depth D gradually increases from the end of the recess 32 in the width direction P toward the lowest point 34, and becomes the maximum depth D1 at the lowest point 34.
  • FIG. 10 is a vertical cross-sectional view of the water discharge member 14 in the region including the lowest point 34 of the recess 32.
  • the lowest point 34 in the recess 32 of the present embodiment constitutes a straight line 36 when continuously extending in the flow direction F.
  • the concave portion 32 when the concave portion 32 is formed by shaving or the like, the concave portion 32 can be formed with the lowest point 34 as a reference, and the concave portion 32 can be easily formed with less shape error. ..
  • the recess 32 has a shape in which the maximum depth D1 at the lowest point 34 gradually increases along the flow direction F.
  • the velocity component traveling inward toward the center of the water discharge member 14 becomes large, and the shape of the water discharge flow S1 becomes more three-dimensional.
  • a desired texture pattern can be formed on the water discharge flow S1, and the visibility of the water discharge form different from the usual one is also improved.
  • the straight line 36 formed by the lowest point 34 and the upstream portion 38 of the inclined surface 25 connected to the concave portion 32 from the upstream side form an angle ⁇ .
  • the angle ⁇ is set to 150 degrees or more and 175 degrees or less.
  • a straight water discharge flow S2 is combined.
  • the practicality of the faucet 2 can be improved while realizing a water discharge form different from the usual one.
  • the design can be improved by lighting up the water discharge flows S1 and S2 using the lighting member 40.
  • the water discharge portion structure included in the faucet 2 of the present embodiment includes the first tubular member 10 and the water discharge member 14.
  • the first cylindrical member 10 forms a first internal flow path 16 and has an opening 26 that opens the first internal flow path 16 to the downstream side.
  • the water discharge member 14 has an inclined surface 25 inclined so as to spread outward from one end 22 toward the other end 24.
  • one end 22 is inserted into the opening 26 of the first tubular member 10, and the inner edge 28 of the first tubular member 10 forming the opening 26 and the inclined surface 25 have a gap.
  • the first tubular member 10 forms a first internal flow path 16 and has an opening 26 that opens the first internal flow path 16 to the downstream side.
  • the water discharge member 14 has an inclined surface 25 inclined so as to spread outward from one end 22 toward the other end 24.
  • one end 22 is inserted into the opening 26 of the first tubular member 10, and the inner edge 28 of the first tubular member 10 forming the opening 26 and the inclined surface 25 have a gap.
  • the water flowing through the first internal flow path 16 of the first tubular member 10 flows along the inclined surface 25 of the water discharge member 14 so as to pass through the gap between the inner edge portion 28 and the inclined surface 25, and the end portion of the inclined surface 25. Water is spouted away from 30.
  • a plurality of recesses 32 are formed at the end 30 of the inclined surface 25 at intervals in the circumferential direction R.
  • the water discharged from the end 30 of the inclined surface 25 forms a water discharge flow S1 having an uneven pattern. It is possible to realize an unusual water discharge form.
  • the width W of each of the plurality of recesses 32 gradually increases from the upstream side to the downstream side of the flow direction F of the inclined surface 25. According to such a configuration, the water flowing along the recess 32 is likely to be discharged to the outside, a rotation component is generated in the discharge water flow S1, and the water discharge flow S1 having a desired uneven pattern can be formed.
  • the increase rate of the width W of each of the plurality of recesses 32 decreases from the upstream side to the downstream side of the flow direction F of the inclined surface 25. According to such a configuration, it is possible to prevent the water flowing along the recess 32 from excessively diverging to the outside.
  • the depth D of each of the plurality of recesses 32 gradually increases from the upstream side to the downstream side of the flow direction F of the inclined surface 25. According to such a configuration, the velocity component toward the center of the water flowing along the recess 32 is increased, the water discharge flow S1 has a more three-dimensional shape, and the visibility of the water discharge form different from the usual one is also improved. ..
  • each of the plurality of recesses 32 has a shape in which the lowest point 34 in the cross section in the width direction P extends linearly from the upstream side to the downstream side (straight line 36). Has. According to such a configuration, when forming the plurality of recesses 32, the lowest point 34 can be used as a reference, and the recesses 32 can be easily formed.
  • the angle ⁇ formed by the upstream portion 38 of the inclined surface 25 to be connected is 150 degrees or more and 175 degrees or less. According to such a configuration, the velocity component toward the center of the water flowing along the concave portion 32 can be appropriately increased, and the discharge water flow S1 having a desired uneven pattern can be formed.
  • each of the plurality of recesses 32 has an arcuate cross-sectional shape in the width direction P. According to such a configuration, since the concave portion 32 has a smooth shape, it is possible to prevent the water flow from being disturbed when the water flows along the concave portion 32.
  • the uneven pattern of the water discharge flow S1 can be formed in a well-balanced manner.
  • the end portion 30 of the inclined surface 25 is connected in an annular shape in the circumferential direction R. According to such a configuration, the water discharge stream S1 can form an annular water film.
  • the water discharge member 14 has a through flow path 20 inside the inclined surface 25. According to such a configuration, the water discharge flow S1 along the inclined surface 25 and the water discharge flow S2 through the through flow path 20 can be formed, and two different water discharge modes can be realized.
  • the water discharge member 14 has a built-in lighting member 40 and is made of a transparent material. According to such a configuration, the design of the water discharge flows S1 and S2 can be improved.
  • the faucet 2 of the present embodiment has a water discharge portion structure having the above-mentioned structure. According to such a configuration, the same effect as that of the water discharge portion structure can be obtained.
  • the present invention is not limited to the above embodiment, and can be implemented in various other embodiments.
  • the case where the second internal flow path 18 is provided in the second tubular member 12 so as to form a straight water discharge flow S2 in addition to the annular water discharge flow S1 has been described.
  • the straight water discharge flow S2 may be omitted to form only the annular water discharge flow S1.
  • a mounting member different from the second tubular member 12 may be used as the mounting structure for positioning the water discharge member 14 with respect to the first tubular member 10.
  • the case is not limited to such a case.
  • the maximum width X of the recesses 32 and the distance Y between the recesses 32 may be changed for each recess 32 on condition that the relationship of X ⁇ Y ⁇ 2X is satisfied.
  • the case of designing so as to satisfy the relationship of X ⁇ Y ⁇ 2X has been described, but the case is not limited to such a case.
  • it may be designed to satisfy the relationship of Y ⁇ X ⁇ 2Y. Even in such a case, the uneven pattern of the water discharge flow S1 can be formed in a well-balanced manner.
  • the case where the end portion 30 of the inclined surface 25 is connected in an annular shape in the circumferential direction R has been described, but the case is not limited to such a case.
  • the end portion 30 may be partially chipped in the circumferential direction R, and accordingly, the recess 32 may not be partially provided in the circumferential direction R.
  • the present invention is useful for faucets used in kitchens, washrooms, baths, etc.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Domestic Plumbing Installations (AREA)
  • Nozzles (AREA)

Abstract

Cette structure de partie d'évacuation d'un robinet (2) comprend : un élément cylindrique (10) qui forme un passage d'écoulement interne (16) et présente une ouverture (26) qui ouvre le passage d'écoulement interne (16) vers le côté aval ; et un élément de décharge (14) dont une extrémité (22) est insérée dans l'ouverture (26) de l'élément cylindrique (10), qui présente une surface inclinée (25) qui est inclinée de manière à s'étendre vers l'extérieur à partir de ladite extrémité (22) vers une autre extrémité (24), et qui est positionnée dans un état dans lequel un espace est formé entre la surface inclinée (25) et une partie de bord interne (28) de l'élément cylindrique (10) qui forme l'ouverture (26). L'eau qui s'écoule à travers le passage d'écoulement interne (16) de l'élément cylindrique (10) s'écoule de manière à passer à travers l'espace le long de la surface inclinée (25) de l'élément d'évacuation (14) et est évacuée de manière à se séparer d'une extrémité (30) de la surface inclinée (25). Sur l'extrémité (30) de la surface inclinée (25), une pluralité d'évidements (32) sont formés à intervalles dans la direction circonférentielle (R).
PCT/JP2021/019211 2020-06-24 2021-05-20 Structure de partie d'évacuation de robinet, et robinet équipé de celle-ci WO2021261131A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020108931A JP7507431B2 (ja) 2020-06-24 2020-06-24 水栓の吐水部構造およびそれを備える水栓
JP2020-108931 2020-06-24

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Publication Number Publication Date
WO2021261131A1 true WO2021261131A1 (fr) 2021-12-30

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PCT/JP2021/019211 WO2021261131A1 (fr) 2020-06-24 2021-05-20 Structure de partie d'évacuation de robinet, et robinet équipé de celle-ci

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WO (1) WO2021261131A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05140973A (ja) * 1991-11-25 1993-06-08 Hitachi Ltd 流体用蛇口
JP2002520156A (ja) * 1998-07-14 2002-07-09 モエン インコーポレーテッド 首振り運動型流体送出装置
JP2017063831A (ja) * 2015-09-28 2017-04-06 株式会社タカギ マイクロバブルシャワー装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019150798A1 (fr) 2018-01-31 2019-08-08 パナソニックＩｐマネジメント株式会社 Dispositif de douche

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05140973A (ja) * 1991-11-25 1993-06-08 Hitachi Ltd 流体用蛇口
JP2002520156A (ja) * 1998-07-14 2002-07-09 モエン インコーポレーテッド 首振り運動型流体送出装置
JP2017063831A (ja) * 2015-09-28 2017-04-06 株式会社タカギ マイクロバブルシャワー装置

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JP7507431B2 (ja) 2024-06-28

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