JPH0464667U - - Google Patents
Info
- Publication number
- JPH0464667U JPH0464667U JP10932190U JP10932190U JPH0464667U JP H0464667 U JPH0464667 U JP H0464667U JP 10932190 U JP10932190 U JP 10932190U JP 10932190 U JP10932190 U JP 10932190U JP H0464667 U JPH0464667 U JP H0464667U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- opening
- closing
- valves
- flow rate
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Lift Valve (AREA)
Description
第１図は本考案の実施例を示す全体構成図、第
２図は本実施例における要素弁の開閉時間を示す
図第３図は従来例を示す全体構成図、第４図は本
考案および従来例における開度変更時における圧
力の過渡変化を示した図、第５図はデジタルバル
ブのバルブ本体および開閉操作機の断面図、第６
図は要素弁の開動作と閉動作との時間を示した図
である。
１０……バルブ本体、１１……シート部、１２
……ポート部、１３……上流側液溜り、１４……
下流側液溜り、１５……隔壁、１６……貫通孔、
１７……Ｏリング、１８……弁座、２０……開閉
操作機、３０……絞り弁機構、４０……切替弁、
５０……作動流体配管。
Fig. 1 is an overall configuration diagram showing an embodiment of the present invention, Fig. 2 is a diagram showing the opening and closing times of the element valves in this embodiment, Fig. 3 is an overall configuration diagram showing a conventional example, and Fig. 4 is a diagram showing the opening and closing times of the element valves in this embodiment. Figure 5 is a cross-sectional view of the valve body and opening/closing device of the digital valve, and Figure 6 is a diagram showing the transient change in pressure when changing the opening in a conventional example.
The figure shows the time between opening and closing operations of the element valves. 10... Valve body, 11... Seat part, 12
... Port section, 13 ... Upstream liquid reservoir, 14 ...
Downstream liquid reservoir, 15... partition wall, 16... through hole,
17... O-ring, 18... Valve seat, 20... Opening/closing operation device, 30... Throttle valve mechanism, 40... Switching valve,
50... Working fluid piping.
Claims (1)
Ｎ≧２）個の要素弁を有し、第ｎ（２≦ｎ≦Ｎ）
要素弁の流量を第１要素弁の流量の２ｎ−１倍に
したバルブ本体と、前記各要素弁を駆動するＮ個
の各シリンダー式開閉操作機と、該Ｎ個のシリン
ダー式開閉操作機を作動する作動流体の流路を切
替える切替弁とを有するデジタルバルブにおいて
、 前記要素弁の開閉操作機と切替弁との間に、絞
り弁と逆止弁とが並列になつた絞り弁機構を設け
たことを特徴とするデジタルバルブ。[Scope of utility model registration claim] N(
It has N≧2) element valves, and the nth (2≦n≦N)
A valve body in which the flow rate of the element valve is 2n -1 times the flow rate of the first element valve, N cylinder type opening/closing operating devices for driving each of the element valves, and the N cylinder type opening/closing operating devices. In a digital valve having a switching valve that switches the flow path of an operating working fluid, a throttle valve mechanism in which a throttle valve and a check valve are arranged in parallel is provided between the opening/closing operation device of the element valve and the switching valve. A digital valve characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10932190U JPH0464667U (en) | 1990-10-18 | 1990-10-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10932190U JPH0464667U (en) | 1990-10-18 | 1990-10-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0464667U true JPH0464667U (en) | 1992-06-03 |
Family
ID=31856505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10932190U Pending JPH0464667U (en) | 1990-10-18 | 1990-10-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0464667U (en) |
-
1990
- 1990-10-18 JP JP10932190U patent/JPH0464667U/ja active Pending
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