JPH0396472U - - Google Patents
Info
- Publication number
- JPH0396472U JPH0396472U JP484190U JP484190U JPH0396472U JP H0396472 U JPH0396472 U JP H0396472U JP 484190 U JP484190 U JP 484190U JP 484190 U JP484190 U JP 484190U JP H0396472 U JPH0396472 U JP H0396472U
- Authority
- JP
- Japan
- Prior art keywords
- bellows
- holder
- valve
- adapter
- ball
- 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
- 239000012530 fluid Substances 0.000 claims description 5
Landscapes
- Safety Valves (AREA)
Description
第１図は本考案の圧力制御弁の一実施例を示す
断面図、第２図は従来の圧力制御弁を示す断面図
である。
１，２１……ケース、２……突出部、３……ア
ダプタ、３ｃ，２７……流体入口、４，１３，２
２，２３……ホルダ、５，２６……ベローズ、６
……圧力導入通路、７，２８……流体出口、８…
…スプリング、９……ボール、１０，２４……ニ
ードル、１１……ガイドロツド、１２……流体流
路、２５……ボール。
FIG. 1 is a sectional view showing an embodiment of the pressure control valve of the present invention, and FIG. 2 is a sectional view showing a conventional pressure control valve. 1, 21... Case, 2... Protrusion, 3... Adapter, 3c, 27... Fluid inlet, 4, 13, 2
2, 23...Holder, 5, 26...Bellows, 6
...Pressure introduction passage, 7, 28...Fluid outlet, 8...
... Spring, 9 ... Ball, 10, 24 ... Needle, 11 ... Guide rod, 12 ... Fluid flow path, 25 ... Ball.
Claims (1)
配置されたバルブとの間に、周囲に流体通路を形
成するベローズが装着され、前記ケースの前記ホ
ルダ側に設けた流体出口と前記バルブに設けた流
体入口との圧力差に応じて前記ベローズが伸縮し
て前記バルブを開閉する圧力制御弁において、前
記バルブが、ベローズの中心軸線上に位置する弁
体であるボールを内蔵するアダプタと、前記ボー
ルに当接可能なニードルを有するホルダとを有し
、さらに、前記アダプタにベローズの中心軸線か
ら等距離で、かつ、ベローズの周方向に等間隔に
複数個の孔を形成し、これらの各孔にガイドロツ
ドを摺動可能に配置するとともに、各々ガイドロ
ツドの一端を前記ホルダに設けたことを特徴とす
る圧力制御弁。 A bellows forming a fluid passage around the holder is installed between a holder attached to one end of the case and a valve disposed at the other end, and a bellows is provided on the holder side of the case and a bellows is provided on the valve. A pressure control valve in which the bellows expands and contracts to open and close the valve in response to a pressure difference with a fluid inlet, wherein the valve includes an adapter incorporating a ball that is a valve body located on a central axis of the bellows, and the ball. and a holder having a needle that can come into contact with the adapter, and further, a plurality of holes are formed in the adapter at equal distances from the center axis of the bellows and at equal intervals in the circumferential direction of the bellows, and each of these holes A pressure control valve characterized in that a guide rod is slidably disposed in the holder, and one end of each guide rod is provided in the holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP484190U JPH0410447Y2 (en) | 1990-01-23 | 1990-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP484190U JPH0410447Y2 (en) | 1990-01-23 | 1990-01-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0396472U true JPH0396472U (en) | 1991-10-02 |
| JPH0410447Y2 JPH0410447Y2 (en) | 1992-03-16 |
Family
ID=31508569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP484190U Expired JPH0410447Y2 (en) | 1990-01-23 | 1990-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0410447Y2 (en) |
-
1990
- 1990-01-23 JP JP484190U patent/JPH0410447Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0410447Y2 (en) | 1992-03-16 |