JP2012251470A - 真空ポンプ - Google Patents
真空ポンプ Download PDFInfo
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- JP2012251470A JP2012251470A JP2011123979A JP2011123979A JP2012251470A JP 2012251470 A JP2012251470 A JP 2012251470A JP 2011123979 A JP2011123979 A JP 2011123979A JP 2011123979 A JP2011123979 A JP 2011123979A JP 2012251470 A JP2012251470 A JP 2012251470A
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- 238000000034 method Methods 0.000 claims description 36
- 238000005192 partition Methods 0.000 claims description 29
- 238000009413 insulation Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000000638 solvent extraction Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 83
- 239000010687 lubricating oil Substances 0.000 description 12
- 238000005260 corrosion Methods 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 7
- 238000010926 purge Methods 0.000 description 6
- 238000000859 sublimation Methods 0.000 description 6
- 230000008022 sublimation Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
- F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/126—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/18—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2220/00—Application
- F04C2220/30—Use in a chemical vapor deposition [CVD] process or in a similar process
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/30—Casings or housings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2280/00—Arrangements for preventing or removing deposits or corrosion
- F04C2280/02—Preventing solid deposits in pumps, e.g. in vacuum pumps with chemical vapour deposition [CVD] processes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
【解決手段】複数のポンプ室50a〜50fと、吸気側に位置するポンプ室に連通する吸気口52aと、吐出側に位置するポンプ室に連通する排気口52bとを有するポンプケーシング54と、両端を軸受で回転自在に支承されてポンプケーシングの長さ方向に沿って延びる回転軸58と、各ポンプ室内にそれぞれ収容され、回転軸に連結されて該回転軸の回転に伴って回転する複数のロータ60a〜60fとを有し、ポンプケーシング54は、回転軸と平行に該ポンプケーシングの長さ方向のほぼ全長に亘って延びる第1伝熱部材72と、第1伝熱部材72の排気口52b側の端部に近接した位置に位置して該ポンプケーシングの幅方向に延びる第2伝熱部材74とを有する。
【選択図】図3
Description
12 ブースタポンプ
14 メインポンプ
16 連絡配管
18 ポンプ室
20 外胴
20a 吸気口
20b 排気口
22 ポンプケーシング
24 モータ
26 回転軸
28 ロータ
30 保温ジャケット
32a,32b サイドパネル
36a,36b 軸受
40a,40b 潤滑油ハウジング
42a,42b パージガス通路
50a〜50f ポンプ室
52 外胴
52a 吸気口
52b 排気口
54 ポンプケーシング
56 モータ
58 回転軸
60a〜60f ロータ
62a,62b 端壁
64a〜64e 仕切壁
66 内壁
68 外壁
70a〜70e ガス通路
72 縦伝熱部材(第1伝熱部材)
74 横伝熱部材(第2伝熱部材)
80 保温ジャケット
82a,82b サイドパネル
86a,86b 軸受
90a,90b 潤滑油ハウジング
92a,92b パージガス通路
94 中間室
96 排気穴
98 逆流穴
100 仕切板
102 ガス流路
Claims (5)
- 互いに連通して長さ方向に沿って延びる複数のポンプ室と、吸気側に位置するポンプ室に連通する吸気口と、吐出側に位置するポンプ室に連通する排気口とを有するポンプケーシングと、
両端を軸受で回転自在に支承されて前記ポンプケーシングの長さ方向に沿って延びる回転軸と、
前記各ポンプ室内にそれぞれ収容され、前記回転軸に連結されて該回転軸の回転に伴って回転する複数のロータとを有し、
前記ポンプケーシングは、
前記回転軸と平行に該ポンプケーシングの長さ方向のほぼ全長に亘って延びる第1伝熱部材と、
前記第1伝熱部材の前記排気口側の端部に近接した位置に位置して該ポンプケーシングの幅方向に延びる第2伝熱部材とを有することを特徴とする真空ポンプ。 - 互いに連通して長さ方向に沿って延びる複数のポンプ室と、吸気側に位置するポンプ室に連通する吸気口と、吐出側に位置するポンプ室に連通する排気口とを有するポンプケーシングと、
両端を軸受で回転自在に支承されて前記ポンプケーシングの長さ方向に沿って延びる回転軸と、
前記各ポンプ室内にそれぞれ収容され、前記回転軸に連結されて該回転軸の回転に伴って回転する複数のロータとを有し、
前記ポンプケーシングには、前記排気口に連通するポンプ室の反ポンプ室側に隣接して該ポンプ室に連通する中間室が形成され、この中間室の内部には、該中間室内に導入されたプロセスガスの前記回転軸周りに沿った流路を形成する仕切板が設けられていることを特徴とする真空ポンプ。 - 互いに連通して長さ方向に沿って延びる複数のポンプ室と、吸気側に位置するポンプ室に連通する吸気口と、吐出側に位置するポンプ室に連通する排気口とを有するポンプケーシングと、
両端を軸受で回転自在に支承されて前記ポンプケーシングの長さ方向に沿って延びる回転軸と、
前記各ポンプ室内にそれぞれ収容され、前記回転軸に連結されて該回転軸の回転に伴って回転する複数のロータとを有し、
前記ポンプケーシングの端面には、該端面に隣接して配置されるサイドパネルとを仕切る端壁が設けられていることを特徴とする真空ポンプ。 - 前記ポンプケーシングの外胴は、内部にガス通路を備えた二重壁構造を有することを特徴とする請求項1乃至3のいずれかに記載の真空ポンプ。
- 前記ポンプケーシングは、該ポンプケーシングの外周部を包囲する保温ジャケットを有することを特徴とする請求項1乃至4のいずれかに記載の真空ポンプ。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011123979A JP5793004B2 (ja) | 2011-06-02 | 2011-06-02 | 真空ポンプ |
TW101118675A TWI558917B (zh) | 2011-06-02 | 2012-05-25 | 真空泵 |
KR1020137028884A KR101760549B1 (ko) | 2011-06-02 | 2012-05-29 | 진공 펌프 |
PCT/JP2012/064347 WO2012165646A1 (en) | 2011-06-02 | 2012-05-29 | Vacuum pump |
US14/119,851 US20140112814A1 (en) | 2011-06-02 | 2012-05-29 | Vacuum pump |
EP12791988.4A EP2715138B1 (en) | 2011-06-02 | 2012-05-29 | Vacuum pump |
CN201280018841.4A CN103502648A (zh) | 2011-06-02 | 2012-05-29 | 真空泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011123979A JP5793004B2 (ja) | 2011-06-02 | 2011-06-02 | 真空ポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012251470A true JP2012251470A (ja) | 2012-12-20 |
JP5793004B2 JP5793004B2 (ja) | 2015-10-14 |
Family
ID=47259491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011123979A Active JP5793004B2 (ja) | 2011-06-02 | 2011-06-02 | 真空ポンプ |
Country Status (7)
Country | Link |
---|---|
US (1) | US20140112814A1 (ja) |
EP (1) | EP2715138B1 (ja) |
JP (1) | JP5793004B2 (ja) |
KR (1) | KR101760549B1 (ja) |
CN (1) | CN103502648A (ja) |
TW (1) | TWI558917B (ja) |
WO (1) | WO2012165646A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3808982A1 (en) | 2019-10-15 | 2021-04-21 | Ebara Corporation | Vacuum pump with thermal insulation |
EP3808983A1 (en) | 2019-10-15 | 2021-04-21 | Ebara Corporation | Vacuum pump with heater in the side cover |
KR20210045316A (ko) | 2019-10-15 | 2021-04-26 | 가부시키가이샤 에바라 세이사꾸쇼 | 진공 펌프 장치 |
EP4067658A2 (en) | 2021-03-29 | 2022-10-05 | Ebara Corporation | Vacuum pump apparatus |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2615307B1 (de) * | 2012-01-12 | 2019-08-21 | Vacuubrand Gmbh + Co Kg | Schraubenvakuumpumpe |
JP6472653B2 (ja) * | 2014-03-17 | 2019-02-20 | 株式会社荏原製作所 | 除害機能付真空ポンプ |
DE202016001950U1 (de) * | 2016-03-30 | 2017-07-03 | Leybold Gmbh | Vakuumpumpe |
EP3382203B1 (en) | 2017-03-30 | 2024-05-15 | Roper Pump Company LLC | Progressive cavity pump with integrated heating jacket |
CN109026707B (zh) * | 2018-08-22 | 2024-05-14 | 中北大学 | 爪式泵与滑阀泵组合的复合泵 |
PL3921515T3 (pl) * | 2019-02-06 | 2023-10-09 | Ateliers Busch S.A. | Korpus pompy wielostopniowej i wielostopniowa pompa gazowa |
JP7348132B2 (ja) * | 2020-04-30 | 2023-09-20 | 株式会社豊田自動織機 | ルーツポンプ |
FR3112175B1 (fr) * | 2020-07-01 | 2022-07-08 | Pfeiffer Vacuum | Pompe à vide de type sèche |
Citations (3)
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JP2004293434A (ja) * | 2003-03-27 | 2004-10-21 | Aisin Seiki Co Ltd | ドライポンプ |
JP2010270657A (ja) * | 2009-05-20 | 2010-12-02 | Mitsubishi Heavy Ind Ltd | ドライ真空ポンプ |
WO2011019048A1 (ja) * | 2009-08-14 | 2011-02-17 | 株式会社アルバック | ドライポンプ |
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JPH10318168A (ja) * | 1997-05-22 | 1998-12-02 | T D Giken:Kk | 容積移送型ポンプ |
JP3758550B2 (ja) * | 2001-10-24 | 2006-03-22 | アイシン精機株式会社 | 多段真空ポンプ |
JP4007130B2 (ja) | 2002-09-10 | 2007-11-14 | 株式会社豊田自動織機 | 真空ポンプ |
JP2004293377A (ja) * | 2003-03-26 | 2004-10-21 | Aisin Seiki Co Ltd | 多段式ドライポンプ |
JP2004300964A (ja) * | 2003-03-28 | 2004-10-28 | Aisin Seiki Co Ltd | 真空ポンプ |
JP2005105829A (ja) | 2003-09-26 | 2005-04-21 | Aisin Seiki Co Ltd | ドライポンプ |
GB2418958A (en) * | 2004-10-06 | 2006-04-12 | Boc Group Plc | Vacuum pump with enhanced exhaust heat transfer to stator |
JP2005036814A (ja) * | 2004-11-01 | 2005-02-10 | Nabtesco Corp | 容積移送型ポンプ |
GB0515905D0 (en) * | 2005-08-02 | 2005-09-07 | Boc Group Plc | Vacuum pump |
WO2010134427A1 (ja) * | 2009-05-20 | 2010-11-25 | 三菱重工業株式会社 | ドライ真空ポンプ |
-
2011
- 2011-06-02 JP JP2011123979A patent/JP5793004B2/ja active Active
-
2012
- 2012-05-25 TW TW101118675A patent/TWI558917B/zh active
- 2012-05-29 US US14/119,851 patent/US20140112814A1/en not_active Abandoned
- 2012-05-29 CN CN201280018841.4A patent/CN103502648A/zh active Pending
- 2012-05-29 WO PCT/JP2012/064347 patent/WO2012165646A1/en active Application Filing
- 2012-05-29 EP EP12791988.4A patent/EP2715138B1/en active Active
- 2012-05-29 KR KR1020137028884A patent/KR101760549B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004293434A (ja) * | 2003-03-27 | 2004-10-21 | Aisin Seiki Co Ltd | ドライポンプ |
JP2010270657A (ja) * | 2009-05-20 | 2010-12-02 | Mitsubishi Heavy Ind Ltd | ドライ真空ポンプ |
WO2011019048A1 (ja) * | 2009-08-14 | 2011-02-17 | 株式会社アルバック | ドライポンプ |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3808982A1 (en) | 2019-10-15 | 2021-04-21 | Ebara Corporation | Vacuum pump with thermal insulation |
EP3808983A1 (en) | 2019-10-15 | 2021-04-21 | Ebara Corporation | Vacuum pump with heater in the side cover |
KR20210045316A (ko) | 2019-10-15 | 2021-04-26 | 가부시키가이샤 에바라 세이사꾸쇼 | 진공 펌프 장치 |
KR20210045321A (ko) | 2019-10-15 | 2021-04-26 | 가부시키가이샤 에바라 세이사꾸쇼 | 진공 펌프 장치 |
EP4067658A2 (en) | 2021-03-29 | 2022-10-05 | Ebara Corporation | Vacuum pump apparatus |
KR20220136156A (ko) | 2021-03-29 | 2022-10-07 | 가부시키가이샤 에바라 세이사꾸쇼 | 진공 펌프 장치 |
Also Published As
Publication number | Publication date |
---|---|
CN103502648A (zh) | 2014-01-08 |
KR101760549B1 (ko) | 2017-07-21 |
EP2715138A1 (en) | 2014-04-09 |
KR20140017635A (ko) | 2014-02-11 |
WO2012165646A1 (en) | 2012-12-06 |
US20140112814A1 (en) | 2014-04-24 |
EP2715138A4 (en) | 2014-12-17 |
EP2715138B1 (en) | 2018-01-10 |
TW201307686A (zh) | 2013-02-16 |
JP5793004B2 (ja) | 2015-10-14 |
TWI558917B (zh) | 2016-11-21 |
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