JPS6386473U - - Google Patents
Info
- Publication number
- JPS6386473U JPS6386473U JP17974286U JP17974286U JPS6386473U JP S6386473 U JPS6386473 U JP S6386473U JP 17974286 U JP17974286 U JP 17974286U JP 17974286 U JP17974286 U JP 17974286U JP S6386473 U JPS6386473 U JP S6386473U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- valve
- cylindrical
- annular groove
- flange
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 239000007788 liquid Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Safety Valves (AREA)
Description
第１図はこの考案の一実施例に係る定流量バル
ブを示す縦断側面図、第２図は従来の定流量バル
ブを示す縦断側面図である。
図において、１は基端部室、２は弁箱、３は液
体入口、４は液体出口、５はオリフイス、６は弁
開放度調整用フランジ、７は筒状弁体、８は環状
溝、９はＯリング、１０は弁体解放方向押圧用ば
ね、１１は中間フランジ、１２は二次液圧作用環
状溝、１３は二次液圧室、１４は連通孔、１８は
液体流路である。
FIG. 1 is a longitudinal sectional side view showing a constant flow valve according to an embodiment of the invention, and FIG. 2 is a longitudinal sectional side view showing a conventional constant flow valve. In the figure, 1 is a base end chamber, 2 is a valve box, 3 is a liquid inlet, 4 is a liquid outlet, 5 is an orifice, 6 is a flange for adjusting the valve opening degree, 7 is a cylindrical valve body, 8 is an annular groove, 9 10 is an O-ring, 10 is a spring for pressing in the valve body release direction, 11 is an intermediate flange, 12 is a secondary hydraulic pressure acting annular groove, 13 is a secondary hydraulic pressure chamber, 14 is a communication hole, and 18 is a liquid flow path.
Claims (1)
いる弁箱２の中間部に液体入口３が設けられると
共に、前記弁箱２の先端部に液体出口４が設けら
れ、先端部にオリフイス５を備えると共に基端部
の外周に円環状の弁開放度調整用フランジ６を備
えている筒状弁体７における前記弁開放度調整用
フランジ６が前記基端部室１内に配置され、前記
筒状弁体７の先端部外周に設けられた環状溝８に
、弁箱２の中間部内周面に接触するＯリング９が
嵌合され、前記筒状弁体７に弁体開放方向押圧用
ばね１０が係合されている定流量バルブにおいて
、前記筒状弁体７の先端側の外周に、環状溝８か
ら筒状弁体中間側に離れた位置において円環状の
中間フランジ１１が設けられ、その中間フランジ
１１は弁箱２の中間部内周面に摺動自在に嵌合さ
れ、前記環状溝８と中間フランジ１１との間に設
けられた二次液圧作用環状溝１２と筒状弁体７の
内部の二次液圧室１３とは連通孔１４を介して接
続されていることを特徴とする定流量バルブ。 A liquid inlet 3 is provided in the middle part of the valve box 2, which has a base end chamber 1 having a larger diameter than the inner diameter of the middle part, and a liquid outlet 4 is provided in the tip part of the valve box 2. The flange 6 for adjusting the valve opening degree of a cylindrical valve body 7 having an orifice 5 and an annular valve opening degree adjusting flange 6 on the outer periphery of the base end is disposed in the base end chamber 1, An O-ring 9 that contacts the inner peripheral surface of the intermediate portion of the valve box 2 is fitted into an annular groove 8 provided on the outer periphery of the tip of the cylindrical valve body 7, and presses the cylindrical valve body 7 in the valve body opening direction. In the constant flow valve to which the spring 10 is engaged, an annular intermediate flange 11 is provided on the outer periphery of the tip side of the cylindrical valve body 7 at a position away from the annular groove 8 toward the middle side of the cylindrical valve body. The intermediate flange 11 is slidably fitted to the inner circumferential surface of the intermediate portion of the valve body 2, and the secondary hydraulic pressure acting annular groove 12 provided between the annular groove 8 and the intermediate flange 11 and the cylindrical A constant flow valve characterized in that it is connected to a secondary hydraulic pressure chamber 13 inside the valve body 7 via a communication hole 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17974286U JPH0446152Y2 (en) | 1986-11-25 | 1986-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17974286U JPH0446152Y2 (en) | 1986-11-25 | 1986-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6386473U true JPS6386473U (en) | 1988-06-06 |
| JPH0446152Y2 JPH0446152Y2 (en) | 1992-10-29 |
Family
ID=31123071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17974286U Expired JPH0446152Y2 (en) | 1986-11-25 | 1986-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0446152Y2 (en) |
-
1986
- 1986-11-25 JP JP17974286U patent/JPH0446152Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0446152Y2 (en) | 1992-10-29 |