DE20023087U1 - Rotor for a roots or screw compressor - Google Patents

Rotor for a roots or screw compressor

Info

Publication number
DE20023087U1
DE20023087U1 DE20023087U DE20023087U DE20023087U1 DE 20023087 U1 DE20023087 U1 DE 20023087U1 DE 20023087 U DE20023087 U DE 20023087U DE 20023087 U DE20023087 U DE 20023087U DE 20023087 U1 DE20023087 U1 DE 20023087U1
Authority
DE
Germany
Prior art keywords
rotor
rotor according
ribs
shaft
roots
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
DE20023087U
Other languages
German (de)
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.)
Aerzener Maschinenfabrik GmbH
Original Assignee
Aerzener Maschinenfabrik GmbH
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 Aerzener Maschinenfabrik GmbH filed Critical Aerzener Maschinenfabrik GmbH
Priority to DE20023087U priority Critical patent/DE20023087U1/en
Priority claimed from DE2000156168 external-priority patent/DE10056168C2/en
Publication of DE20023087U1 publication Critical patent/DE20023087U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • F04C18/16—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 helical teeth, e.g. chevron-shaped, screw 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
    • F04C18/082—Details specially related to intermeshing engagement type pumps
    • F04C18/084—Toothed wheels

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (7)

1. Rotor für einen Roots- oder Schraubenkompressor, mit einer Welle (1) und an dieser befestigten, jeweils als Hohlkörper ausgebildeten Flügeln (2), dadurch gekennzeichnet, dass die Welle (1) durchgehend und einstückig mit den Flügeln (2) als Gussteil hergestellt und die Flügelwandung jeweils mit auf ihrer Innenseite angeordneten und einstückig mit der Wandung verbundenen Rippen (3) verstärkt ist.1. Rotor for a Roots or screw compressor, with a shaft ( 1 ) and attached to this, each formed as a hollow body wings ( 2 ), characterized in that the shaft ( 1 ) continuously and in one piece with the wings ( 2 ) as a casting produced and the wing wall is reinforced in each case with ribs ( 3 ) arranged on its inside and integrally connected to the wall. 2. Rotor nach Anspruch 1, dadurch gekennzeichnet, dass die Rippen (3) bis an die Wellenaußenfläche herangeführt und mit der Welle (1) einstückig ausgebildet sind.2. Rotor according to claim 1, characterized in that the ribs ( 3 ) are brought up to the outer surface of the shaft and are formed in one piece with the shaft ( 1 ). 3. Rotor nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass jede Rippe (3) eine zentrale Durchgangsöffnung aufweist, die mit der Durchgangsöffnung der jeweils benachbarten Rippe (3) im Wesentlichen fluchtet.3. Rotor according to claim 1 or 2, characterized in that each rib ( 3 ) has a central through opening which is substantially flush with the through opening of the respectively adjacent rib ( 3 ). 4. Rotor nach Anspruch 3, dadurch gekennzeichnet, dass die Rippen (3) torbogenartig ausgebildet sind.4. Rotor according to claim 3, characterized in that the ribs ( 3 ) are formed like an arch. 5. Rotor nach Anspruch 3 oder 4, dadurch gekennzeichnet, dass die Rippen (3) einen im Wesentlichen dreieckigen Querschnitt aufweisen.5. Rotor according to claim 3 or 4, characterized in that the ribs ( 3 ) have a substantially triangular cross section. 6. Rotor nach einem oder mehreren der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass der Innenraum der Flügel (2) über zumindest eine Öffnung (4) im Bereich der Stirnseite des jeweiligen Flügels zugänglich ist. 6. Rotor according to one or more of claims 1 to 5, characterized in that the interior of the wing ( 2 ) is accessible via at least one opening ( 4 ) in the region of the end face of the respective wing. 7. Rotor nach einem oder mehreren vorhergehenden Ansprüchen, dadurch gekennzeichnet, dass der Rotor drei Flügel (2) aufweist.7. Rotor according to one or more of the preceding claims, characterized in that the rotor has three blades ( 2 ).
DE20023087U 2000-11-13 2000-11-13 Rotor for a roots or screw compressor Expired - Lifetime DE20023087U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20023087U DE20023087U1 (en) 2000-11-13 2000-11-13 Rotor for a roots or screw compressor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE20023087U DE20023087U1 (en) 2000-11-13 2000-11-13 Rotor for a roots or screw compressor
DE2000156168 DE10056168C2 (en) 2000-11-13 2000-11-13 A rotor for a Roots-type or screw compressor

Publications (1)

Publication Number Publication Date
DE20023087U1 true DE20023087U1 (en) 2002-11-07

Family

ID=26007644

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20023087U Expired - Lifetime DE20023087U1 (en) 2000-11-13 2000-11-13 Rotor for a roots or screw compressor

Country Status (1)

Country Link
DE (1) DE20023087U1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11225965B2 (en) * 2018-03-30 2022-01-18 Hitachi Industrial Equipment Systems Co., Ltd. Screw rotor and fluid machine body
CN114593049A (en) * 2020-12-04 2022-06-07 东北大学 Integrated internal spiral hollow screw rotor
US11415134B2 (en) * 2018-03-30 2022-08-16 Hitachi Industrial Equipment Systems Co., Ltd. Screw rotor, fluid machine main body, and fluid machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11225965B2 (en) * 2018-03-30 2022-01-18 Hitachi Industrial Equipment Systems Co., Ltd. Screw rotor and fluid machine body
US11415134B2 (en) * 2018-03-30 2022-08-16 Hitachi Industrial Equipment Systems Co., Ltd. Screw rotor, fluid machine main body, and fluid machine
CN114593049A (en) * 2020-12-04 2022-06-07 东北大学 Integrated internal spiral hollow screw rotor

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20021212

R150 Term of protection extended to 6 years

Effective date: 20040114

R151 Term of protection extended to 8 years

Effective date: 20061212

R158 Lapse of ip right after 8 years

Effective date: 20090603