JP4189027B1 - Valve body and flow control valve - Google Patents

Valve body and flow control valve Download PDF

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JP4189027B1
JP4189027B1 JP2008144085A JP2008144085A JP4189027B1 JP 4189027 B1 JP4189027 B1 JP 4189027B1 JP 2008144085 A JP2008144085 A JP 2008144085A JP 2008144085 A JP2008144085 A JP 2008144085A JP 4189027 B1 JP4189027 B1 JP 4189027B1
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洋 加藤
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アイ・ランドシステム 株式会社
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Abstract

【課題】 通常吐水と制水駒による流量調節吐水とが瞬時に切換えられて使用される弁体と、該弁体を用いた流量制御弁を提供すること。
【解決手段】 弁体Ａは有底円筒体の水平中心軸に直交する一断面内に通常流路１aと制御流路１bが形成されるバルブ本体１と、バルブ本体１の底壁外面１cに突設される回転軸２と、制御流路１bの一方側に内設される制水駒３とから成り、流量制御弁Ｂは上部に入水口４dが配設され下部に出水口４eが配設される有底円筒状のケーシング４と、入水口４dと出水口４e間の通水室４fに挿通される弁体Ａと、弁体Ａの回転軸２に外嵌してケーシング４の内周面に嵌入されケーシング４のフランジ４gにそのフランジ５cがビス止めされるバルブ押さえ５と、回転軸２に係合されてバルブ本体１を回転しバルブ押さえ５に対して90°の回転角の回転端で位置決めされる把手６と、水栓の蛇口にケーシング４を接合するナット７と、泡沫状の水流を吐出する吐出金具８とから成る。
【選択図】 図４PROBLEM TO BE SOLVED: To provide a valve body used by switching between normal water discharge and flow rate control water discharge by a water control piece instantaneously, and a flow control valve using the valve body.
SOLUTION: A valve body A is formed on a valve body 1 in which a normal flow path 1a and a control flow path 1b are formed in a cross section perpendicular to a horizontal central axis of a bottomed cylindrical body, and a bottom wall outer surface 1c of the valve body 1. It consists of a rotating shaft 2 that protrudes and a water control piece 3 that is provided on one side of the control flow path 1b. The flow rate control valve B is provided with a water inlet 4d at the top and a water outlet 4e at the bottom. The bottomed cylindrical casing 4 provided, the valve body A inserted into the water flow chamber 4f between the water inlet 4d and the water outlet 4e, and the casing 4 by being externally fitted to the rotating shaft 2 of the valve body A A valve retainer 5 fitted into the peripheral surface and screwed to the flange 4g of the casing 4 and a screw 5 is engaged with the rotary shaft 2 to rotate the valve main body 1 and have a rotation angle of 90 ° with respect to the valve retainer 5. A handle 6 positioned at the rotation end, a nut 7 for joining the casing 4 to the faucet of the faucet, and a foamy water flow are discharged. It comprises a discharge fitting 8.
[Selection] Figure 4

Description

本発明は、同一断面内で十字状に流路を配設した弁体と、該弁体を用いて弁体の回転により瞬時に流路の切換えができる流量制御弁に関する。   The present invention relates to a valve body in which flow paths are arranged in a cross shape within the same cross section, and a flow rate control valve capable of instantaneously switching the flow path by rotation of the valve body using the valve body.

本願出願人は、特開２００６−７７４０４号公報（特許文献１）において、水栓の口端に接合された１個の制水駒によって多様の流量制御に対応できる流量制御弁を提案した。該特許文献１の技術は一般家庭向けの節水上の流量制御ではその目的を達成できるが、多量の水を使用する通常吐水と流量が所要に制限される流量調節吐水との両者が要求される厨房や医療関係の衛生設備の分野では不向きという問題があった。
特開２００６−７７４０４号公報 The present applicant has proposed a flow control valve that can cope with various flow control by one water control piece joined to the mouth end of the faucet in Japanese Patent Application Laid-Open No. 2006-77404 (Patent Document 1). Although the technique of the patent document 1 can achieve its purpose in flow control on water saving for general households, both normal water discharge using a large amount of water and flow control water discharge whose flow rate is restricted as required are required. There was a problem that it was unsuitable in the field of kitchen and medical hygiene facilities.
JP 2006-77404 A

本発明は、通常吐水と制水駒による流量調節吐水とが瞬時に切換え使用される弁体と、該弁体を用いた流量制御弁を提供する。   The present invention provides a valve body in which normal water discharge and flow rate control water discharge by a water control piece are instantaneously switched and used, and a flow control valve using the valve body.

本発明の請求項１に記載した弁体は、横向き有底円筒体の水平中心軸に直交する断面に十字状に各軸心が交差配設される各一対の通常流路と制御流路とが形成されたバルブ本体と、該バルブ本体の一側端の底壁外面に前記水平中心軸に沿って突設される回転軸と、前記制御流路の一方でバルブ本体の内面側に該制御流路と同心状に凹設される駒座と、制御流路の他方が該駒座の外径より僅かに大径である大径制御流路と、前記駒座に内設される制水駒とから成り、該制水駒が、制御流路の中心を通る直径上に対称に蝶羽根を設けた制水盤と、該制水盤に重畳されて前記蝶羽根間に露出される盤面内においてその中心に点対称状に所要形状で所要数の通水孔を開口する通水盤とから成る。
請求項２に記載した流量制御弁は、ケーシングの入水口には水栓の口端に接合される接合金具が螺合され出水口には吐出金具が螺合され、該入水口と出水口間に形成される通水室に弁体を内在させて流量を調節し、前記吐出金具に網状の流速緩和体を設けて成る流量制御弁において、
前記弁体が、請求項１記載の弁体から成り、該弁体の回転軸に任意位置から90°の回転端で位置決めされる把手が軸着されて成り、通常流路からの通常吐水と、制御流路からの流量調節吐水とが切換えで得られることを特徴とする。 The valve body according to claim 1 of the present invention includes a pair of normal flow paths and control flow paths in which the respective axis centers are arranged in a cross shape in a cross-section perpendicular to the horizontal central axis of the horizontally oriented bottomed cylindrical body. A valve body formed on the bottom wall outer surface of one end of the valve body along the horizontal central axis, and one of the control flow paths on the inner surface side of the valve body. A cone seat recessed concentrically with the channel, a large-diameter control channel in which the other of the control channels is slightly larger in diameter than the outer diameter of the seat, and a water control system installed in the seat A water control board having a butterfly wing symmetrically on the diameter passing through the center of the control flow path, and a board surface that is superimposed on the water control board and exposed between the butterfly wings. It consists of a water flow board that opens a required number of water flow holes with a required shape in a point-symmetric manner at the center.
In the flow rate control valve according to claim 2, the fitting fitting joined to the mouth end of the faucet is screwed to the water inlet of the casing, and the discharge fitting is screwed to the water outlet, between the water inlet and the water outlet. In the flow control valve comprising a valve body in the water flow chamber formed in the flow passage and adjusting the flow rate, the discharge fitting is provided with a net-like flow rate relaxation body,
The valve body is composed of the valve body according to claim 1, wherein a handle positioned at a rotation end of 90 ° from an arbitrary position is attached to a rotation shaft of the valve body, and normal water discharge from a normal flow path is performed. The flow rate control water discharge from the control flow path is obtained by switching.

本発明の弁体は合成樹脂の射出成形体と金属加工による制水駒とから成り量産できるから製造コストが安価となり、該弁体を用いた流量制御弁もケーシングから主要部材まで合成樹脂製で同様に製造コストが安価となる。さらに、通常吐水と制水駒による流量調節吐水とが90°の把手回転によって瞬時に切換えでき、流量調節は制水駒によって多様になされるから節水上極めて有用である。   The valve body of the present invention is composed of an injection molded body of synthetic resin and a water control piece by metal processing, so that the manufacturing cost is low, and the flow control valve using the valve body is made of synthetic resin from the casing to the main member. Similarly, the manufacturing cost is low. Furthermore, normal water discharge and flow control water discharge by the water control piece can be switched instantaneously by rotating the handle by 90 °, and the flow control can be made variously by the water control piece.

本発明の弁体及び流量制御弁の主要部材は合成樹脂製の射出成形体から成り、また、弁体の回転軸と把手の軸部との係合は、二面幅の縮径部に対応する係合孔によるものから、角軸やスプライン軸の係合によるものなどが挙げられる。さらに、弁体の通常流路と制御流路とが直交して配設されることから、各流路に対して把手のレバー（位置決め端）をその向きに整列できればよく、その限りにおいては、バルブ押さえに設けたストッパーとハンドルの軸部に設ける突起との関係は、90°の回転規制があればレバーの位置に整列しなくてもよい。   The main members of the valve body and the flow control valve of the present invention are made of an injection molded body made of synthetic resin, and the engagement between the rotary shaft of the valve body and the shaft portion of the handle corresponds to a reduced diameter portion having a two-surface width. From the engagement hole to the engagement, from the engagement of the square shaft and the spline shaft. Furthermore, since the normal flow path and the control flow path of the valve body are arranged orthogonal to each other, it is only necessary to align the handle lever (positioning end) in each direction with respect to each flow path. The relationship between the stopper provided on the valve presser and the protrusion provided on the shaft portion of the handle may not be aligned with the position of the lever if there is a 90 ° rotation restriction.

本発明を実施例により説明するに当って、本発明の構成を概略に記すと、図１の弁体Ａと、図２の制水駒３と、図３中の流量制御弁Ｂとバルブ押さえ５と把手６とから成っている。
上記の順にしたがって弁体Ａから説明すると、弁体Ａは次のように成っている。すなわち、横向き有底円筒体の水平中心軸に直交する一断面内に十字状に各軸心が交差配設された各一対の通常流路１aと制御流路１bとで形成されるバルブ本体１と、バルブ本体１の右側端の底壁外面１cに前記水平中心軸に沿って突設される回転軸２と、制御流路１bの一方（下方）でバルブ本体１の内面に設けた座盤１dに制御流路１bと同心状に凹設される駒座１eと、駒座１eに圧入状態で内設される制水駒３とから成る。
制御流路１bの他方（上方）は制水駒３が挿通できる大径制御流路であり、回転軸２は水密性を保持するためのＯリング（後述）を嵌着するＯリング溝２aが周設されその軸端には把手（後述）を係着するための二面幅が縮径された縮径部２bと、その軸心に螺設されたネジ孔２cが設けられる。 In describing the present invention by way of examples, the configuration of the present invention will be schematically described. The valve body A in FIG. 1, the water control piece 3 in FIG. 2, the flow control valve B in FIG. 5 and a handle 6.
If it demonstrates from the valve body A according to said order, the valve body A will be comprised as follows. That is, the valve body 1 is formed by a pair of normal flow paths 1a and control flow paths 1b in which the respective axes are crossed in a cross-section in a cross section perpendicular to the horizontal central axis of the horizontally oriented bottomed cylindrical body. A rotating shaft 2 projecting along the horizontal central axis on the bottom wall outer surface 1c at the right end of the valve body 1, and a seat provided on the inner surface of the valve body 1 at one (downward) of the control flow path 1b. It consists of a piece 1e that is recessed in 1d concentrically with the control channel 1b, and a water control piece 3 that is installed in the piece 1e in a press-fit state.
The other (upper) of the control channel 1b is a large-diameter control channel through which the water control piece 3 can be inserted, and the rotary shaft 2 has an O-ring groove 2a for fitting an O-ring (described later) for maintaining watertightness. The shaft end is provided with a reduced diameter portion 2b having a reduced two-surface width for engaging a handle (described later), and a screw hole 2c screwed around the shaft center.

制水駒３は図２に示すように、制御流路１bの中心を通る直径上に対称に蝶羽根３aaを設けた制水盤３aと、制水盤３aに重畳された蝶羽根３aaの外側に露出された盤面内においてその中心に点対称状に６個（計１２個）の基準流量が通過できる直径の通水孔３baが開口された通水盤３bとから成る。両者は通水盤３bのネジ座３bbに螺合される調整ネジ３bcによって通水孔３baが蝶羽根３aa外に所要数開口されることとなる。   As shown in FIG. 2, the water control piece 3 is exposed to the outside of the water control board 3a provided with the butterfly blade 3aa symmetrically on the diameter passing through the center of the control flow path 1b, and the butterfly blade 3aa superimposed on the water control board 3a. A water flow board 3b having a water passage hole 3ba having a diameter through which six (12 in total) reference flow rates can pass in a point-symmetric manner in the center of the board surface. In both cases, a required number of water holes 3ba are opened outside the butterfly blades 3aa by adjusting screws 3bc screwed into the screw seats 3bb of the water flow board 3b.

流量制御弁Ｂは次のように成っている。すなわち、図３に示すようにケーシング４は右方に開口部４aを設け左方の閉塞壁４bの内面にリング状の軸受け部４cを突設する円筒状体で、上部に入水口４dが配設され、下部に出水口４eが整列して配設され、入水口４dと出水口４eとの間に形成される通水室４fには弁体Ａが開口部４aから挿通される。そして弁体Ａのバルブ本体１の左端部内周が軸受け部４cに外嵌される。   The flow control valve B is configured as follows. That is, as shown in FIG. 3, the casing 4 is a cylindrical body having an opening 4a on the right and a ring-shaped bearing 4c projecting on the inner surface of the left blocking wall 4b. The water outlet 4e is arranged in the lower part, and the valve body A is inserted into the water passage 4f formed between the water inlet 4d and the water outlet 4e from the opening 4a. Then, the inner periphery of the left end portion of the valve body 1 of the valve body A is fitted on the bearing portion 4c.

上記の挿入された弁体Ａの回転軸２にバルブ押さえ５が次のように装着される。すなわち、バルブ押さえ５の中心の嵌合孔５aを回転軸２に外嵌し、ケーシング４の内周にバルブ押さえ５の軸部５bを嵌挿し、そのフランジ５cがケーシング４のフランジ４gにビス５dでネジ止めされ、回転軸２の外周に周設されたＯリング溝２aに嵌着されたＯリング２dにより回転軸２とバルブ押さえ５の嵌合孔５aとの間の水密性が保たれる。ケーシング４の右端部内周とバルブ押さえ５の軸部５bとの間の水密性は、軸部５bの外周に周設されたＯリング溝５eに嵌着されたＯリング５fによって保たれる。   A valve presser 5 is mounted on the rotating shaft 2 of the inserted valve body A as follows. That is, the fitting hole 5 a at the center of the valve retainer 5 is fitted on the rotary shaft 2, the shaft portion 5 b of the valve retainer 5 is fitted on the inner periphery of the casing 4, and the flange 5 c is screwed into the flange 4 g of the casing 4. The water-tightness between the rotating shaft 2 and the fitting hole 5a of the valve retainer 5 is maintained by an O-ring 2d fitted with an O-ring groove 2a provided around the outer periphery of the rotating shaft 2. . The watertightness between the inner periphery of the right end portion of the casing 4 and the shaft portion 5b of the valve presser 5 is maintained by an O-ring 5f fitted in an O-ring groove 5e provided around the outer periphery of the shaft portion 5b.

バルブ押さえ５とケーシング４との位置決め接合は、ケーシング４のフランジ４gの下方に突設した突起４hをバルブ押さえ５のフランジ５cの下方に欠切した溝５gに嵌着してなされる。このとき、図７に示すように、バルブ押さえ５の内面外方寄りで軸心に関して90°範囲で点対称状にストッパー５hが配設される。そして、回転軸２の軸端にはバルブ本体１の何れか一方の流路１a又は１bに沿う向きに二面幅に縮径された縮径部２bが配設されるから、その縮径部２bに外嵌する軸部６aを有する把手６は、外面中心に凹設された凹部６bに開口されたビス孔６cを介して回転軸２のネジ孔２cにビス６dを螺合することによって回転軸２に確実に接合される。凹部６bにはキャップ６eが嵌着されて外面がスマートにされる。
軸部６aの上下に突設された突起６fがストッパー５hに拘束されて把手６の回転姿勢が90°の角度内に規制され、その回転端でケーシング４の入水口４dと出水口４eに対して、弁体Ａの通常流路１aと制御流路１bの何れかが連通されるようになっている。 Positioning and joining of the valve presser 5 and the casing 4 is performed by fitting a projection 4h protruding below the flange 4g of the casing 4 into a groove 5g cut out below the flange 5c of the valve presser 5. At this time, as shown in FIG. 7, the stopper 5 h is disposed in a point-symmetric manner in the 90 ° range with respect to the axial center on the outer side of the inner surface of the valve presser 5. And since the reduced diameter part 2b diameter-reduced to the width | variety of two surfaces is arrange | positioned in the direction along the any one flow path 1a or 1b of the valve body 1 at the axial end of the rotating shaft 2, the reduced diameter part is provided. A handle 6 having a shaft portion 6a that fits externally on 2b rotates by screwing a screw 6d into a screw hole 2c of the rotary shaft 2 through a screw hole 6c that is opened in a recess 6b that is recessed in the center of the outer surface. It is securely joined to the shaft 2. A cap 6e is fitted into the recess 6b to make the outer surface smart.
The protrusion 6f protruding above and below the shaft 6a is constrained by the stopper 5h, and the rotation posture of the handle 6 is restricted within an angle of 90 °, and at the rotating end against the water inlet 4d and the water outlet 4e of the casing 4 Thus, one of the normal flow path 1a and the control flow path 1b of the valve body A is communicated.

入水口４dにはフィルター７aがゴム製のシールパッキング７bとともに内嵌され、入水口４dの外周に螺設されるナット７は、パッキング７cを介して水栓の蛇口（図外）に嵌着されるアダプター７dを締結し、出水口４eに螺着される吐出金具８には内部にパッキング８aを介して網状の流速緩和体８bが内設される。   A filter 7a is fitted in the water inlet 4d together with a rubber seal packing 7b, and a nut 7 screwed on the outer periphery of the water inlet 4d is fitted in a faucet (not shown) of the faucet through the packing 7c. The discharge fitting 8 is fastened to the outlet 7e, and a reticulated flow rate reducing body 8b is provided inside the packing 8a.

実施例では図５、図６に示すように、流量制御弁Ｂは把手６に一体のレバー６gが水平位置では制水状態で入水口４dと出水口４eとが弁体Ａの制御流路１bに連通される。レバー６gが水平位置から仮想線で示すように上方へ90°右回転された垂直位置では弁体Ａの通常流路１aがケーシング４の入水口４dと出水口４eとに連通される。
制御流路１bにおける制水駒３は、把手６のレバー６gが水平位置で弁体Ａのバルブ本体１の内周面に配設される座盤１dが下側に向けられた状態の駒座１eに内嵌された状態が、出水口４e側で制水することとなり最良とされる。 In the embodiment, as shown in FIGS. 5 and 6, the flow control valve B has a water control state when the lever 6 g integrated with the handle 6 is in a horizontal position, and the water inlet 4 d and the water outlet 4 e are the control flow path 1 b of the valve body A. Communicated with The normal flow path 1a of the valve body A is communicated with the water inlet 4d and the water outlet 4e of the casing 4 at the vertical position where the lever 6g is rotated 90 ° clockwise as indicated by the phantom line from the horizontal position.
The water control piece 3 in the control flow path 1b is a piece seat in a state where the lever 6g of the handle 6 is in a horizontal position and the seat 1d disposed on the inner peripheral surface of the valve body 1 of the valve body A is directed downward. The state fitted in 1e is best because water is controlled on the water outlet 4e side.

本発明の流量制御弁Ｂによれば、通常流路１aと制御流路１bとが把手６のレバー６gによって瞬時に切換えられるから、厨房や医療関係の衛生設備の水回りにとっては節水上極めて有用である。   According to the flow rate control valve B of the present invention, the normal flow path 1a and the control flow path 1b are instantaneously switched by the lever 6g of the handle 6, so that it is extremely useful for saving water for kitchens and medical-related sanitary facilities. It is.

制御流路１bでの流量調整は把手６からその中心部のキャップ６eを外し、ビス６dを緩めて回転軸２から把手６を外し、次いでバルブ押さえ５のフランジ５cからビス５dを外して回転軸２及びケーシング４からバルブ押さえ５を取り外しケーシング４から弁体Ａを引き抜く。そして、大径制御流路（上方の制御流路１b）から六角棒レンチ（図外）を差し込み、調整ネジ３bcを緩めて制水盤３aを回し、蝶羽根３aa外に露出される通水孔３baの数を調整し、調整ネジ３bcを締結すれば簡単にその流量を調整できる。前記の逆の手順でケーシング４に弁体Ａが収められる。   To adjust the flow rate in the control flow path 1b, remove the cap 6e at the center from the handle 6, loosen the screw 6d, remove the handle 6 from the rotary shaft 2, and then remove the screw 5d from the flange 5c of the valve retainer 5 to rotate the rotary shaft. 2 and the valve holder 5 are removed from the casing 4, and the valve body A is pulled out from the casing 4. Then, a hexagon wrench (not shown) is inserted from the large diameter control channel (upper control channel 1b), the adjustment screw 3bc is loosened, the water control panel 3a is turned, and the water hole 3ba exposed outside the butterfly wing 3aa. The flow rate can be easily adjusted by adjusting the number and adjusting the screw 3bc. The valve body A is housed in the casing 4 in the reverse procedure.

以上のように、本発明の流量制御弁Ｂは図４に示すように組み立てられて提供され、入水口４dに螺着されるナット７に水栓の蛇口（図外）がパッキング７cを介して嵌着され、アダプター７dをフィルター７aとシールパッキング７bを介して締結し、通常吐水と制水駒３による流量調節吐水の切換えによって節水的に使用される。出水口４eに螺着される吐出金具８は、内部にパッキング８aを介して取着された網状の流速緩和体８bによって軟らかな泡沫状の水流を吐出させる。
なお、把手６は前記レバー６gのない断面楕円形状のものも提供される。 As described above, the flow control valve B of the present invention is provided as assembled as shown in FIG. 4, and the faucet (not shown) of the faucet is connected to the nut 7 screwed into the water inlet 4d via the packing 7c. The adapter 7d is fastened through the filter 7a and the seal packing 7b, and is used for saving water by switching between normal water discharge and flow rate control water discharge by the water control piece 3. The discharge fitting 8 screwed into the water outlet 4e discharges a soft, foamy water flow by a net-like flow rate relaxation body 8b attached inside via a packing 8a.
The handle 6 is also provided with an elliptical cross section without the lever 6g.

本発明の弁体や流量制御弁の主要部材は合成樹脂製の射出成形体で足りるから、製造上射出成形業界及び金型業界に貢献できる。水回りの使用現場では節水上極めて有用であることから、サービス業界での厨房や医療関係の衛生設備の面からその需要が大いに期待される。   Since the main member of the valve body and the flow rate control valve of the present invention suffices with an injection-molded body made of synthetic resin, it can contribute to the injection molding industry and the mold industry. Since it is extremely useful for saving water at sites where water is used, there is a great demand for it in terms of kitchens and medical-related sanitary facilities in the service industry.

本発明の弁体Ａの要部縦断面による説明図。Explanatory drawing by the principal part longitudinal cross-section of the valve body A of this invention. 制水駒３の平面図。The top view of the water control piece 3. FIG. 本発明の流量制御弁Ｂの分解断面斜視図。The disassembled cross-sectional perspective view of the flow control valve B of the present invention. 同上流量制御弁Ｂの組立縦断面図。The assembly longitudinal cross-sectional view of the flow control valve B same as the above. 図４の右側面図。The right view of FIG. 図５のＡ−Ａ矢視断面図。AA arrow sectional drawing of FIG. 図６のＢ−Ｂ矢視断面図。BB arrow sectional drawing of FIG.

符号の説明Explanation of symbols

１：バルブ本体
１a：通常流路
１b：制御流路
１c：底壁外面
１d：座盤
１e：駒座
２：回転軸
２a：Ｏリング溝
２b：縮径部
２c：ネジ孔
２d：Ｏリング
３：制水駒
３a：制水盤
３aa：蝶羽根
３b：通水盤
３ba：通水孔
３bb：ネジ座
３bc：調整ネジ
４：ケーシング
４a：開口部
４b：閉塞壁
４c：軸受け部
４d：入水口
４e：出水口
４f：通水室
４g：フランジ
４h：突起
５：バブル押さえ
５a：嵌合孔
５b：軸部
５c：フランジ
５d：ビス
５e：Ｏリング溝
５f：Ｏリング
５g：溝
５h：ストッパー
６：把手
６a：軸部
６b：凹部
６c：ビス孔
６d：ビス
６e：キャップ
６f：突起
６g：レバー
７：ナット
７a：フィルター
７b：シールパッキング
７c：パッキング
７d：アダプター
８：吐出金具
８a：パッキング
８b：流速緩和体
Ａ：弁体
Ｂ：流量制御弁 1: Valve body 1a: Normal flow path 1b: Control flow path 1c: Bottom wall outer surface 1d: Seat base 1e: Block base 2: Rotating shaft 2a: O-ring groove 2b: Reduced diameter part 2c: Screw hole 2d: O-ring 3 : Water control piece 3a: Water control panel 3aa: Butterfly blade 3b: Water flow panel 3ba: Water flow hole 3bb: Screw seat 3bc: Adjustment screw 4: Casing 4a: Opening part 4b: Blocking wall 4c: Bearing part 4d: Water inlet 4e: Water outlet 4f: Water flow chamber 4g: Flange 4h: Protrusion 5: Bubble retainer 5a: Fitting hole 5b: Shaft 5c: Flange 5d: Screw 5e: O-ring groove 5f: O-ring 5g: Groove 5h: Stopper 6: Handle 6a: Shaft 6b: Recess 6c: Screw hole 6d: Screw 6e: Cap 6f: Projection 6g: Lever 7a: Nut 7a: Filter 7b: Seal packing 7c: Packing 7d: Adapter 8: Discharge fitting 8a: Packing 8b: Flow rate reduction Body A: Valve body B: Flow control valve

Claims (2)

横向き有底円筒体の水平中心軸に直交する断面に十字状に各軸心が交差配設される各一対の通常流路と制御流路とが形成されたバルブ本体と、該バルブ本体の底壁外面に前記水平中心軸に沿って突設された回転軸と、前記制御流路の一方ではバルブ本体の内面側に該制御流路と同心状に凹設される駒座と、制御流路の他方では該駒座の外径より僅かに大径である大径制御流路と前記駒座に内設される制水駒とから成り、該制水駒が、制御流路の中心を通る直径上に対称に蝶羽根を設けた制水盤と、該制水盤に重畳されて前記蝶羽根間に露出される盤面内の中心に点対称状に通水孔を開口した通水盤とから成る弁体。   A valve body in which each pair of normal flow paths and control flow paths are formed in a cross shape in a cross-section perpendicular to the horizontal central axis of the horizontally oriented bottomed cylindrical body, and the bottom of the valve main body A rotary shaft projecting along the horizontal central axis on the outer wall surface, a piece seat concentrically recessed with the control flow channel on the inner surface side of the valve body on one side of the control flow channel, and a control flow channel On the other hand, it consists of a large-diameter control channel that is slightly larger in diameter than the outer diameter of the piece seat and a water control piece installed in the piece seat, and the water control piece passes through the center of the control channel. A valve comprising a water control board provided with butterfly wings symmetrically on the diameter, and a water flow board having a water flow hole opened in a point-symmetric manner in the center of the board surface superimposed on the water control board and exposed between the butterfly wings body. ケーシングの入水口には水栓の口端に接合される接合金具が螺合され出水口には吐出金具が螺合され、該入水口と出水口間に形成される通水室に弁体を内在させて流量を調節し、前記吐出金具に網状の流速緩和体を設けて成る流量制御弁において、
前記弁体が、請求項１記載の弁体から成り、該弁体の回転軸に90°の回転端で位置決めされる把手が軸着されて成り、通常流路からの通常吐水と、制御流路からの制御吐水とが切換えで得られることを特徴とする流量制御弁。 A fitting fitting to be joined to the end of the faucet is screwed to the water inlet of the casing, and a discharge fitting is screwed to the water outlet, and a valve body is placed in the water flow chamber formed between the water inlet and the water outlet. In the flow rate control valve in which the flow rate is adjusted by providing a net-like flow rate relaxation body in the discharge fitting,
The valve body is composed of the valve body according to claim 1, and a handle positioned at a rotation end of 90 ° is pivotally attached to a rotation shaft of the valve body. A flow rate control valve characterized in that control water discharge from the road is obtained by switching.
JP2008144085A 2008-06-02 2008-06-02 Valve body and flow control valve Expired - Fee Related JP4189027B1 (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105090551A (en) * 2015-08-11 2015-11-25 宁波方太厨具有限公司 Water volume adjusting rod
CN107035906A (en) * 2017-01-17 2017-08-11 吉林省众鑫汽车装备有限公司 A kind of automatically cleaning fluid flow directional control valve
CN114850144A (en) * 2022-04-28 2022-08-05 南通海狮船舶机械有限公司 Ship pipeline flushing pulse generating device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322536B (en) 2011-09-05 2012-11-07 上海鸿润科技有限公司 Valve core assembly and valve using same

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105090551A (en) * 2015-08-11 2015-11-25 宁波方太厨具有限公司 Water volume adjusting rod
CN105090551B (en) * 2015-08-11 2017-07-14 宁波方太厨具有限公司 A kind of runoff investigation bar
CN107035906A (en) * 2017-01-17 2017-08-11 吉林省众鑫汽车装备有限公司 A kind of automatically cleaning fluid flow directional control valve
CN107035906B (en) * 2017-01-17 2024-01-23 科林蓝泰环境科技(长春)有限公司 Self-cleaning fluid flow direction control valve
CN114850144A (en) * 2022-04-28 2022-08-05 南通海狮船舶机械有限公司 Ship pipeline flushing pulse generating device

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