JPH0296499U - - Google Patents
Info
- Publication number
- JPH0296499U JPH0296499U JP534489U JP534489U JPH0296499U JP H0296499 U JPH0296499 U JP H0296499U JP 534489 U JP534489 U JP 534489U JP 534489 U JP534489 U JP 534489U JP H0296499 U JPH0296499 U JP H0296499U
- Authority
- JP
- Japan
- Prior art keywords
- block
- vacuum
- ejector mechanism
- working fluid
- control valve
- 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 12
- 238000009825 accumulation Methods 0.000 claims description 3
- 230000006378 damage Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Jet Pumps And Other Pumps (AREA)
Description
第１図は本考案の一実施例である真空発生装置
を示す断面図、第２図は第１図の真空発生装置を
示す側面図、第３図は第１図の真空発生装置を示
す平面図である。
１……エゼクタ機構、１ａ……真空発生部、１
ｂ……デイフユーザ、１ｃ……ノズル、２……第
１ブロツク、３……電磁弁（制御弁）、４……第
２ブロツク、５……流体蓄積室（流体蓄積手段）
、６……第３ブロツク、７……作動流体供給ポー
ト、８……真空ポート、９……マニホールド、１
０……固定ボルト、１１……シール部材、１２ａ
，１２ｂ，１２ｃ……真空流路、１３……フイル
タ、１４……蓋体、１５……消音器、１６……排
気ポート、１７ａ……ヨーク、１７ｂ……カバー
、１７ｃ……ボビン、１７ｄ……ソレノイド、１
７ｅ……プランジヤ、１７ｆ……固定コア、１７
ｇ……弁体、１７ｈ……弁ばね、１７ｉ……ハウ
ジング、１７ｊ……給電ケーブル、１７Ｘ……ソ
レノイド部、１７Ｙ……弁本体部、１８……流体
室、１９……作動流体流路、２０……弁座、２１
……案内孔、２２……押しピン、２３……復帰ば
ね、２４……入口部、２４ａ，２４ｂ，２４ｃ…
…作動流体流路、２５……シヤトル弁、２５ａ…
…弁体、２５ｂ……真空破壊流路、２６……連通
室、２７ａ，２７ｂ，２７ｃ……真空破壊流路、
２８……流量調整機構、２８ａ……テーパ部、２
８ｂ……ニードル、２８ｃ……ナツト、２９……
カバー、３０……真空スイツチ、ｗ１，ｗ２，ｗ
３……幅員。
Fig. 1 is a sectional view showing a vacuum generator as an embodiment of the present invention, Fig. 2 is a side view showing the vacuum generator shown in Fig. 1, and Fig. 3 is a plan view showing the vacuum generator shown in Fig. 1. It is a diagram. 1...Ejector mechanism, 1a...Vacuum generation section, 1
b...Diffuser, 1c...Nozzle, 2...First block, 3...Solenoid valve (control valve), 4...Second block, 5...Fluid accumulation chamber (fluid accumulation means)
, 6... Third block, 7... Working fluid supply port, 8... Vacuum port, 9... Manifold, 1
0... Fixing bolt, 11... Seal member, 12a
, 12b, 12c...vacuum channel, 13...filter, 14...lid, 15...muffler, 16...exhaust port, 17a...yoke, 17b...cover, 17c...bobbin, 17d... ...Solenoid, 1
7e...Plunger, 17f...Fixed core, 17
g... Valve body, 17h... Valve spring, 17i... Housing, 17j... Power supply cable, 17X... Solenoid part, 17Y... Valve body part, 18... Fluid chamber, 19... Working fluid flow path, 20... Valve seat, 21
... Guide hole, 22 ... Push pin, 23 ... Return spring, 24 ... Entrance section, 24a, 24b, 24c ...
...Working fluid flow path, 25...Shuttle valve, 25a...
...Valve body, 25b...Vacuum break channel, 26...Communication chamber, 27a, 27b, 27c...Vacuum break channel,
28...Flow rate adjustment mechanism, 28a...Tapered portion, 2
8b...Needle, 28c...Natsuto, 29...
Cover, 30... Vacuum switch, w 1 , w 2 , w
3 ...Width.
Claims (1)
と、この第１ブロツクに同軸的に結合され、前記
エゼクタ機構に対する作動流体を制御する制御弁
を有する第２ブロツクと、前記エゼクタ機構によ
つて発生された真空状態を破壊する流体蓄積手段
を有する第３ブロツクと、前記制御弁の制御によ
り前記エゼクタ機構に対する作動流体を供給する
作動流体供給ポートおよび前記エゼクタ機構の真
空発生部に連通される真空ポートが形成されてい
るマニホールドとを備え、前記第１ブロツクおよ
び前記第２ブロツクと前記第３ブロツクとの一交
軸方向の幅員がほぼ同じ幅員に形成され、この幅
員内において前記第１ブロツクおよび前記第２ブ
ロツクと前記マニホールドとの間に前記第３ブロ
ツクが介在されて相互に結合されることを特徴と
する真空発生装置。 ２ 前記真空状態の発生とその真空状態の破壊と
の両方が単数の前記制御弁によつて制御されるこ
とを特徴とする請求項１記載の真空発生装置。 ３ 前記第３ブロツクが前記流体蓄積手段から真
空ポート側に供給される真空破壊用流体の流量調
整機構を有することを特徴とする請求項１、また
は２記載の真空発生装置。[Claims for Utility Model Registration] 1. A first block in which an ejector mechanism is installed, and a second block coaxially connected to the first block and having a control valve for controlling working fluid for the ejector mechanism. a third block having fluid accumulation means for breaking the vacuum generated by the ejector mechanism; a working fluid supply port for supplying working fluid to the ejector mechanism under control of the control valve; and a vacuum in the ejector mechanism. a manifold in which a vacuum port communicating with the generation part is formed, the first block, the second block, and the third block are formed to have substantially the same width in the orthogonal axis direction; A vacuum generating device characterized in that the third block is interposed between the first block, the second block, and the manifold and are coupled to each other. 2. The vacuum generating device according to claim 1, wherein both generation of the vacuum state and destruction of the vacuum state are controlled by a single control valve. 3. The vacuum generating device according to claim 1 or 2, wherein the third block has a flow rate adjustment mechanism for the vacuum breaking fluid supplied from the fluid storage means to the vacuum port side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989005344U JP2560790Y2 (en) | 1989-01-20 | 1989-01-20 | Vacuum generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989005344U JP2560790Y2 (en) | 1989-01-20 | 1989-01-20 | Vacuum generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0296499U true JPH0296499U (en) | 1990-08-01 |
| JP2560790Y2 JP2560790Y2 (en) | 1998-01-26 |
Family
ID=31208639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989005344U Expired - Lifetime JP2560790Y2 (en) | 1989-01-20 | 1989-01-20 | Vacuum generator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2560790Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61105379A (en) * | 1984-10-29 | 1986-05-23 | Miyoutoku:Kk | High pressure air blower |
| JPS63115600U (en) * | 1987-01-21 | 1988-07-26 | ||
| JPS63118399U (en) * | 1987-01-23 | 1988-07-30 |
-
1989
- 1989-01-20 JP JP1989005344U patent/JP2560790Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61105379A (en) * | 1984-10-29 | 1986-05-23 | Miyoutoku:Kk | High pressure air blower |
| JPS63115600U (en) * | 1987-01-21 | 1988-07-26 | ||
| JPS63118399U (en) * | 1987-01-23 | 1988-07-30 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2560790Y2 (en) | 1998-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |