CN1082626C - 干式螺旋流体机械 - Google Patents

干式螺旋流体机械 Download PDF

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Publication number
CN1082626C
CN1082626C CN95116248A CN95116248A CN1082626C CN 1082626 C CN1082626 C CN 1082626C CN 95116248 A CN95116248 A CN 95116248A CN 95116248 A CN95116248 A CN 95116248A CN 1082626 C CN1082626 C CN 1082626C
Authority
CN
China
Prior art keywords
rotor
diameter
temperature side
rotors
crest
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.)
Expired - Lifetime
Application number
CN95116248A
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English (en)
Chinese (zh)
Other versions
CN1123371A (zh
Inventor
鹤诚司
沖田纯二
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Plant Technologies Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of CN1123371A publication Critical patent/CN1123371A/zh
Application granted granted Critical
Publication of CN1082626C publication Critical patent/CN1082626C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps 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
    • F04C2/16—Rotary-piston machines or pumps 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 helical teeth, e.g. chevron-shaped, screw type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
    • F01C1/082—Details specially related to intermeshing engagement type machines or engines
    • F01C1/084—Toothed wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
CN95116248A 1994-09-09 1995-09-08 干式螺旋流体机械 Expired - Lifetime CN1082626C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP21556594A JP3240851B2 (ja) 1994-09-09 1994-09-09 ドライスクリュー流体機械
JP215565/94 1994-09-09

Publications (2)

Publication Number Publication Date
CN1123371A CN1123371A (zh) 1996-05-29
CN1082626C true CN1082626C (zh) 2002-04-10

Family

ID=16674542

Family Applications (1)

Application Number Title Priority Date Filing Date
CN95116248A Expired - Lifetime CN1082626C (zh) 1994-09-09 1995-09-08 干式螺旋流体机械

Country Status (4)

Country Link
JP (1) JP3240851B2 (ko)
KR (1) KR0167638B1 (ko)
CN (1) CN1082626C (ko)
BE (1) BE1009829A3 (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2005335899B2 (en) * 2005-08-25 2011-06-09 Ateliers Busch Sa Pump housing
CN103195715A (zh) * 2013-04-03 2013-07-10 威海智德真空科技有限公司 不锈钢中空螺杆
JP6416685B2 (ja) * 2015-04-06 2018-10-31 株式会社日立産機システム 圧縮機、スクリューロータ
CN105697365B (zh) * 2016-03-21 2018-06-08 常州大学 一种弦线轮加工方法及非接触式弦线轮转子泵
CN105822541A (zh) * 2016-03-21 2016-08-03 常州大学 弦线轮齿廓成形原理及采用滚子隔离的弦线轮转子泵
CN108729951A (zh) * 2018-06-13 2018-11-02 扬州大学 一种新型双螺杆膨胀机
GB2608630A (en) * 2021-07-08 2023-01-11 Leybold Gmbh Screw pump, screw rotor, method of manufacturing a screw rotor, and use of a screw pump or a screw rotor
KR102624190B1 (ko) * 2021-09-08 2024-01-15 주식회사 두원냉기 전투차량용 양압냉방장치
KR102437094B1 (ko) * 2022-04-25 2022-08-30 ㈜글로텍 냉각스크린 및 냉각장치가 구비된 스크류형 진공펌프

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4475878A (en) * 1982-09-27 1984-10-09 Hitachi, Ltd. Screw rotor with tooth form produced by thermal deformation and gear backlash
JPH0377084U (ko) * 1989-11-30 1991-08-01
JPH04358785A (ja) * 1991-06-05 1992-12-11 Daikin Ind Ltd シングルスクリュー圧縮機

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0104265B1 (en) * 1982-09-24 1987-12-16 Hitachi, Ltd. Method for producing a pair of screw rotors of a screw compressor
US4695233A (en) * 1986-07-10 1987-09-22 Kabushiki Kaisha Kobe Seiko Sho Screw rotor mechanism
JP2637471B2 (ja) * 1988-05-31 1997-08-06 ブラザー工業株式会社 ロータの製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4475878A (en) * 1982-09-27 1984-10-09 Hitachi, Ltd. Screw rotor with tooth form produced by thermal deformation and gear backlash
JPH0377084U (ko) * 1989-11-30 1991-08-01
JPH04358785A (ja) * 1991-06-05 1992-12-11 Daikin Ind Ltd シングルスクリュー圧縮機

Also Published As

Publication number Publication date
BE1009829A3 (fr) 1997-10-07
KR0167638B1 (ko) 1999-01-15
KR960011138A (ko) 1996-04-20
JPH0874748A (ja) 1996-03-19
JP3240851B2 (ja) 2001-12-25
CN1123371A (zh) 1996-05-29

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: HITACHI PLANT TECHNOLOGIES, LTD.

Free format text: FORMER OWNER: HITACHI CO., LTD.

Effective date: 20061020

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20061020

Address after: Tokyo, Japan, Japan

Patentee after: Hitachi Plant Technologies Ltd.

Address before: Tokyo, Japan, Japan

Patentee before: Hitachi Ltd.

CX01 Expiry of patent term

Expiration termination date: 20150908

Granted publication date: 20020410

EXPY Termination of patent right or utility model