WO2004051125A1 - 流体制御装置 - Google Patents
流体制御装置 Download PDFInfo
- Publication number
- WO2004051125A1 WO2004051125A1 PCT/JP2003/013978 JP0313978W WO2004051125A1 WO 2004051125 A1 WO2004051125 A1 WO 2004051125A1 JP 0313978 W JP0313978 W JP 0313978W WO 2004051125 A1 WO2004051125 A1 WO 2004051125A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- passage
- gas
- sub
- inlet
- block
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/003—Housing formed from a plurality of the same valve elements
Definitions
- the present invention relates to, for example, a fluid control device used for the purpose of appropriately switching a plurality of types of material gases and supplying the same to a processing chamber in a semiconductor processing device.
- FIG. 5 as a fluid control device (31) used for appropriately switching a plurality of types of material gases and supplying the material gas to a processing chamber, as shown in FIG.
- Main gas inlet / outlet (33) and vent gas inlet / outlet (not shown in the figure) and main gas inlet / outlet (33) are provided at both ends of the main body (32) in the length direction at intervals in the width direction.
- a vent gas passage (not shown in the figure) connecting vent gas inlets and outlets, and a plurality of gas passages provided at predetermined intervals on one side of the main body (32).
- the plurality of second sub-gas inlet passages (45) leading to the inlet port of each on-off valve (36) and the outlet port of each on-off valve (36) in the second row A vent passage-side communication passage (46) leading to a vent gas passage is known.
- Japanese Patent Application Laid-Open No. H10-205563 discloses that an on-off valve having a body with a flange portion is detachable by a screw member penetrating through the flange portion over two passage blocks. It states that it should be installed. Further, the document describes that a gas passage is formed by combining a block having a V-shaped passage with a 2-port and 3-port on-off valve.
- each opening / closing valve may be detachably mounted with screws.
- a gas passage disclosed in Japanese Patent Application Laid-Open No. H10-205563 that combines a V-shaped passage and a three-port valve has a large bend angle and a narrow flow passage. As a result, there is a problem that the pressure loss is large and it is not possible to flow a large flow rate exceeding, for example, about 100 liters / minute.
- the purpose of the present invention is to improve the ease of repair, to enable stable instantaneous switching without pressure fluctuations when switching gas types, and to reduce the dead space.
- Another object of the present invention is to provide a fluid control device capable of realizing a problem such as being able to flow a large flow rate. Disclosure of the invention
- a fluid control device comprises: a rectangular parallelepiped main body; a main gas inlet / outlet gas vent provided at both ends in a length direction of the main body at intervals in a width direction; A main gas passage connecting the inlets and outlets, a vent gas passage connecting the vent gas inlets and outlets, a plurality of sub-gas inlets provided at predetermined intervals on one side of the main body; Two on-off valves arranged in two rows each, and a plurality of first sub-gas inflow passages from each sub-gas inlet to an inlet port of each on-off valve in the first row; A main passage-side communication passage from the outlet port of each on-off valve in the first row to the main gas passage, and a plurality of passages from each subgas inlet to the inlet port of each on-off valve in the second row And the second sub-gas inflow passage of And a vent passage-side communication passage that communicates with the vent gas passage from the outlet port of each on-off valve in the second row, and appropriately switches
- the main body In the fluid control device that supplies the gas from the main gas passage outlet to the downstream processing chamber and discharges the gas inside the main body through the vent gas passage, the main body is connected to the central passage block and its width direction. It consists of side passage blocks arranged on both sides, and each open / close valve connects the inlet port to the central passage block over the central passage block and either side passage block. It is detachably mounted with the outlet port on the side of the side passage block, and one common path and two branches on the central passage block.
- the first and second sub-gas inflow passages are provided with the sub-gas inlet at the opening of the common passage of the Y-shaped passage and the branch passages of the Y-shaped passage at the inlet of each on-off valve.
- the main gas passage and the main passage side communication passage are connected to one side passage block by a vent gas passage and a vent passage. The communication path on the side of the passage is formed in each of the other side passage blocks.
- Each side passage block is formed by, for example, one block having a see-through passage serving as a main gas passage, and the central passage block is formed, for example, by a single Y-shaped passage. It is formed by using multiple hooks.
- Each side passage block may be formed by connecting a plurality of blocks having T-shaped passages, and the central passage block may be formed by one block. It may be formed.
- each on-off valve is removably attached to the two passage blocks, if one of the on-off valves fails, It can be replaced alone, repair is easy, and material gas is supplied to the gas passage of the side passage block via the Y passage provided in the central passage block. Therefore, the passage length of the gas flowing from the sub gas inlet to the main gas passage becomes equal to the passage length of the gas flowing to the vent gas passage, and the pressure difference between the main gas and the vent gas is increased. Generation is suppressed, and pressure fluctuations can be reduced. Also, since the main body is composed of three passage blocks, the passage of each passage block can be simplified, and as a result, the main body Manufacturing is easy, manufacturing costs can be reduced, and dead space can be minimized.
- the main gas path and the vent gas path can be easily formed so as not to include a bent angle such as a V-shaped portion.
- a MOCVD gas supply device It can be applied even when a large flow of gas is required.
- FIG. 1 is a side view showing an embodiment of a fluid control device according to the present invention.
- FIG. 2 is a front view of the same.
- FIG. 3 is a cross-sectional view taken along the line II-II of FIG.
- FIG. 4 is a flow diagram of the fluid control device according to the present invention.
- FIG. 5 is a side view showing the prior art of the fluid control device according to the present invention.
- BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.
- the front means the right of Fig. 1
- the rear means the left of Fig. 1
- the left and right refer to the rear
- the upper and lower refer to the upper and lower parts of Fig. 1. It shall be.
- FIG. 1 to FIG. 4 show an embodiment of the fluid control device of the present invention.
- the fluid control device (1) of this embodiment is used, for example, for introducing several gases in a MOCVD process while switching individually. Therefore, the fluid control device (1) is provided on the front and rear end faces of the main body (2). Yes The left and right inlet / outlet joints (3) and right / left inlet / outlet joints (4) are provided, and seven left and right on / off valves (5 ), The on-off valve (6) in the right row, and seven material gas introduction joints (7) provided in a row on the lower surface of the main body (2).
- the main body (2) has a central passage block (11) wider than the other two passage blocks (12) and (13), and a predetermined distance parallel to the central passage block (11).
- each side passage block (12) (13) consists of one passage block that is long in the front-rear direction, and the central passage block (11) has seven passage blocks. (Indicated by reference numeral (11)).
- the left and right inlet / outlet joints (3) are attached to the front and rear end faces of the left side passage block (12), and the right row of entrance / exit joints (4) are the right side passage block. It is attached to the front and rear end faces of (13).
- Each material gas introduction joint (7) is attached to the lower surface of each central passage block (11).
- the open / close valve (5) in the left row is disposed over the upper surface of the left side passage block (12) and the upper surface of the left half of each central passage block (11).
- the on-off valve (6) is disposed across the upper surface of the right side passage block (13) and the upper surface of the right half of each central passage block (11).
- Each of the on-off valves (5) and (6) has a rectangular flange portion (5a) (6a) at a lower end, and a screw member penetrating the four corners of the flange portion (5a) from above. According to (8), it is detachably attached to the corresponding circuit block (11) (12) (13).
- the passage (14) (15) (16) (17) (19) (21) (22)
- a seal portion (9) is provided for connecting the two fluid-tightly.
- the on-off valve (5) in the left row has an inlet passage (14) opening at the lower end and an outlet passage (15) opening at the lower end.
- the inlet port of the inlet passage (14) is located at the center.
- the exit port of the exit passage (15) is fixed to the left side passage block (12) side on the passage block (11) side.
- the on-off valve (6) in the right row has an inlet passage (16) opening at the lower end and an outlet passage (17) opening at the lower end.
- the inlet port of the inlet passage (16) is located at the center.
- the outlet port of the outlet passage (17) is fixed to the right side passage block (13) side on the passage block (11) side.
- the inlet port and outlet port of the on-off valve (5) in the left row, and the inlet port and outlet port of the on-off valve (6) in the right row are lined up at the same position in the longitudinal direction. It is formed as follows.
- the left side passage block (12) has one straight main gas passage (18) penetrating it in the front-rear direction, and an upper part from the main gas passage (18). There are seven main passage side communication (19) that branch off and communicate with the outlet port of the outlet passage (15) of each open / close valve (5) in the left row.
- the right side passage block (13) has one linearly formed vent gas passage (20) penetrating it in the front-rear direction, and branches upward from the vent gas passage (20).
- an inlet is provided at the rear and an outlet is provided at the front.
- the inlet of the main gas passage (18) is denoted by reference numeral (3a), and the outlet is denoted by reference numeral (3b). (4a) the entrance of the gas passage (20) and (4b) the exit Indicated by.
- Each central passage block (11) has a Y-shaped passage (22) formed in a Y-shape when viewed from the longitudinal direction by a common path (22a) and left and right branching paths (22b) and (22c).
- the valves (5) and (6) are provided so as to correspond to the port positions.
- the common path (22a) of each of the vertical passages (22) is opened at the lower surface of the central passage block (11), extending downward from substantially the center of the height of the central passage block (11). This opening is the sub gas inlet (23).
- the material gas introduction joint (7) is attached to this sub gas inlet (23).
- the left branch road (22b) of each Y-shaped passage (22) extends diagonally upward and left from the upper end of the common road (22a) to the inlet port (14) of the left row of on-off valves (5).
- the right branch road (22c) extends diagonally upward and to the right from the upper end of the common road (22a) and leads to the inlet port of the inlet passageway (16) of the on-off valve (6) in the right row.
- the common path (22a) and the left branch path (22b) of the Y-shaped passage (22) are connected from the respective subgas inlets (23) to the inlet passages (14) of the respective on-off valves (5) in the left row.
- the first sub-gas inflow passages (22a) and (22b) leading to the port constitute a common passage (22a) and a right branch passage (22c) of the Y-shaped passage (22).
- the second sub-gas inflow passages (22a) and (22c) communicate with the inlet ports of the inlet passages (16) of the on-off valves (6) in the row.
- the Y-shaped passage (22) of the central passage block (11) can be obtained, for example, by first forming two branch roads (22b) and (22c) and then forming a common passage (22a).
- Each side passage block (12) (13) can be obtained, for example, by forming a communication passage first and then forming a straight passage. In this way, all blocks (11), (12) and (13) are easy and have no dead space. It can be manufactured as follows.
- the main gas passage (18) is switched by appropriately switching a plurality of types of material gases introduced from each subgas inlet (23).
- the gas in the main body can be discharged from the outlet (3b) through the outlet (4b) through the vent gas passage (20).
- the fluid control device is configured to be symmetrical left and right and front and back, and each entrance (3a) (3b) (4a) (4b) Can be used for the main gas inlet, main gas outlet, vent gas inlet and vent gas outlet.
- the switching of gas by the fluid control device (1) is performed as follows. First, the left-hand on-off valve (5) at the position corresponding to the material gas introduction joint (7) to which the pipe for the gas to be introduced as the first material gas is connected is opened, When the other on-off valve (5) is closed, the first material gas is introduced into the main gas passage (3), and the main gas exits along with the main gas (3). It is sent from 3b) to the processing chamber. At the same time, vent gas is introduced into the vent gas passage (20) and discharged from the vent gas outlet (4b). Each of the main gas passage (18) and the vent gas passage (20) is formed as a single straight line, so that a large amount of gas can flow.
- the on-off valve (5) in the left row at the position corresponding to the material gas introducing joint (7) to which the pipe for the gas to be introduced as the second material gas is connected is opened, and the When the other on-off valve (5) is closed, the first material gas is switched to the second material gas.
- the main The first sub-gas inflow passages (22a) and (22b) through which the material gas flows through the gas passage (18) and the second sub-gas inflow passages (22a) and (22b) through which the material gas flows through the vent gas passage (20) are symmetrical. As a result, pressure fluctuations are suppressed, and material gas switching is performed stably and instantaneously. In this way, up to seven kinds of material gases can be selectively supplied to the main gas passage (18).
- the above-mentioned fluid control device (1) is a seven-station type having seven sub-gas inlets (23), it is of course possible to use a number other than seven. By connecting the type at the inlet / outlet joints (3) and (4), it is possible to use them as 14 stations. Industrial applicability
- the fluid control device can improve the ease of repair and can switch the gas type stably and instantaneously without pressure fluctuation when switching the gas type. It is suitable for use for the purpose of supplying several kinds of material gases to the processing chamber after switching appropriately.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
- Multiple-Way Valves (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60307887T DE60307887T2 (de) | 2002-12-02 | 2003-10-31 | Vorrichtung für fluidsteuerung |
EP03770068A EP1568927B1 (en) | 2002-12-02 | 2003-10-31 | Fluid control device |
US10/537,251 US20060096533A1 (en) | 2002-12-02 | 2003-10-31 | Fluid control device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002-349850 | 2002-12-02 | ||
JP2002349850A JP4314425B2 (ja) | 2002-12-02 | 2002-12-02 | 流体制御装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004051125A1 true WO2004051125A1 (ja) | 2004-06-17 |
Family
ID=32463051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/013978 WO2004051125A1 (ja) | 2002-12-02 | 2003-10-31 | 流体制御装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20060096533A1 (ja) |
EP (1) | EP1568927B1 (ja) |
JP (1) | JP4314425B2 (ja) |
KR (1) | KR20050083707A (ja) |
CN (1) | CN1692244A (ja) |
DE (1) | DE60307887T2 (ja) |
TW (1) | TW200419094A (ja) |
WO (1) | WO2004051125A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105431661A (zh) * | 2013-12-27 | 2016-03-23 | 株式会社富士金 | 流体控制装置 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5096696B2 (ja) | 2006-03-02 | 2012-12-12 | サーパス工業株式会社 | 流体機器ユニット構造 |
JP2007327542A (ja) | 2006-06-07 | 2007-12-20 | Surpass Kogyo Kk | 流体機器ユニット構造 |
JP5506655B2 (ja) * | 2010-12-28 | 2014-05-28 | 株式会社堀場エステック | 材料ガス制御装置、材料ガス制御方法、材料ガス制御プログラム及び材料ガス制御システム |
JP5785813B2 (ja) * | 2011-08-10 | 2015-09-30 | 株式会社フジキン | 流体制御装置 |
CN103827560B (zh) * | 2011-09-30 | 2016-06-22 | 株式会社富士金 | 气体供给装置 |
JP5833403B2 (ja) * | 2011-10-06 | 2015-12-16 | 株式会社堀場エステック | 流体機構及び該流体機構を構成する支持部材 |
US9188990B2 (en) * | 2011-10-05 | 2015-11-17 | Horiba Stec, Co., Ltd. | Fluid mechanism, support member constituting fluid mechanism and fluid control system |
US9335768B2 (en) * | 2013-09-12 | 2016-05-10 | Lam Research Corporation | Cluster mass flow devices and multi-line mass flow devices incorporating the same |
JP1539278S (ja) * | 2015-03-31 | 2015-11-30 | ||
JP7389461B2 (ja) * | 2019-10-31 | 2023-11-30 | 株式会社フジキン | バルブ装置および流体制御装置 |
US20240055278A1 (en) | 2021-02-08 | 2024-02-15 | Hitachi High-Tech Corporation | Gas supply apparatus, vacuum processing apparatus, and gas supply method |
Citations (6)
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JP2001153289A (ja) * | 1999-11-29 | 2001-06-08 | Air Water Inc | 集積型ガス供給ユニット用モジュールブロック固定方法 |
JP2001254857A (ja) * | 2000-03-10 | 2001-09-21 | Toshiba Corp | 遮断開放器 |
JP2001521120A (ja) * | 1997-10-29 | 2001-11-06 | ユニット・インストゥルメンツ・インコーポレーテッド | ガスパネル |
JP2002517697A (ja) * | 1998-06-12 | 2002-06-18 | ジェイ. グレゴリー ホーリングスヘッド, | 一体化モジュラー化学送達ブロック |
JP2002520554A (ja) * | 1998-07-08 | 2002-07-09 | ユニット・インストゥルメンツ・インコーポレーテッド | 流体を分配するための取り外し可能な部品のマニホルド装置 |
JP2003091322A (ja) * | 2001-09-17 | 2003-03-28 | Ckd Corp | ガス供給集積弁 |
Family Cites Families (6)
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KR100232112B1 (ko) * | 1996-01-05 | 1999-12-01 | 아마노 시게루 | 가스공급유닛 |
US6068016A (en) * | 1997-09-25 | 2000-05-30 | Applied Materials, Inc | Modular fluid flow system with integrated pump-purge |
JP4110304B2 (ja) * | 1998-06-30 | 2008-07-02 | 株式会社フジキン | 流体制御装置および流体制御装置組立て方法 |
JP4244254B2 (ja) * | 1999-04-30 | 2009-03-25 | 株式会社キッツエスシーティー | 集積化ガス制御装置 |
US6640835B1 (en) * | 2000-03-03 | 2003-11-04 | Creative Pathways, Inc. | Micromount™ system |
US6874538B2 (en) * | 2003-03-26 | 2005-04-05 | Kevin S. Bennett | Fluid delivery system |
-
2002
- 2002-12-02 JP JP2002349850A patent/JP4314425B2/ja not_active Expired - Fee Related
-
2003
- 2003-10-31 WO PCT/JP2003/013978 patent/WO2004051125A1/ja active IP Right Grant
- 2003-10-31 DE DE60307887T patent/DE60307887T2/de not_active Expired - Fee Related
- 2003-10-31 EP EP03770068A patent/EP1568927B1/en not_active Expired - Lifetime
- 2003-10-31 US US10/537,251 patent/US20060096533A1/en not_active Abandoned
- 2003-10-31 CN CNA200380100714XA patent/CN1692244A/zh active Pending
- 2003-10-31 KR KR1020057005628A patent/KR20050083707A/ko not_active Application Discontinuation
- 2003-12-01 TW TW092133630A patent/TW200419094A/zh unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001521120A (ja) * | 1997-10-29 | 2001-11-06 | ユニット・インストゥルメンツ・インコーポレーテッド | ガスパネル |
JP2002517697A (ja) * | 1998-06-12 | 2002-06-18 | ジェイ. グレゴリー ホーリングスヘッド, | 一体化モジュラー化学送達ブロック |
JP2002520554A (ja) * | 1998-07-08 | 2002-07-09 | ユニット・インストゥルメンツ・インコーポレーテッド | 流体を分配するための取り外し可能な部品のマニホルド装置 |
JP2001153289A (ja) * | 1999-11-29 | 2001-06-08 | Air Water Inc | 集積型ガス供給ユニット用モジュールブロック固定方法 |
JP2001254857A (ja) * | 2000-03-10 | 2001-09-21 | Toshiba Corp | 遮断開放器 |
JP2003091322A (ja) * | 2001-09-17 | 2003-03-28 | Ckd Corp | ガス供給集積弁 |
Non-Patent Citations (1)
Title |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105431661A (zh) * | 2013-12-27 | 2016-03-23 | 株式会社富士金 | 流体控制装置 |
CN105431661B (zh) * | 2013-12-27 | 2017-07-28 | 株式会社富士金 | 流体控制装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1692244A (zh) | 2005-11-02 |
DE60307887T2 (de) | 2007-08-30 |
JP4314425B2 (ja) | 2009-08-19 |
JP2004183743A (ja) | 2004-07-02 |
EP1568927B1 (en) | 2006-08-23 |
EP1568927A1 (en) | 2005-08-31 |
TW200419094A (en) | 2004-10-01 |
US20060096533A1 (en) | 2006-05-11 |
EP1568927A4 (en) | 2006-01-11 |
DE60307887D1 (de) | 2006-10-05 |
KR20050083707A (ko) | 2005-08-26 |
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