EP1519048A2 - Compresseur à canal latéral - Google Patents

Compresseur à canal latéral Download PDF

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Publication number
EP1519048A2
EP1519048A2 EP04022009A EP04022009A EP1519048A2 EP 1519048 A2 EP1519048 A2 EP 1519048A2 EP 04022009 A EP04022009 A EP 04022009A EP 04022009 A EP04022009 A EP 04022009A EP 1519048 A2 EP1519048 A2 EP 1519048A2
Authority
EP
European Patent Office
Prior art keywords
side channel
housing
compressor according
ring
channel compressor
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.)
Withdrawn
Application number
EP04022009A
Other languages
German (de)
English (en)
Other versions
EP1519048A3 (fr
Inventor
René Kuhn
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.)
Elektror M Mueller GmbH
Original Assignee
Elektror M Mueller 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 Elektror M Mueller GmbH filed Critical Elektror M Mueller GmbH
Publication of EP1519048A2 publication Critical patent/EP1519048A2/fr
Publication of EP1519048A3 publication Critical patent/EP1519048A3/fr
Withdrawn legal-status Critical Current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
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D23/00—Other rotary non-positive-displacement pumps
    • F04D23/008—Regenerative pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/626—Mounting or removal of fans

Definitions

  • the invention relates to a side channel compressor with an annular bivalve impeller housing having an in rotatably mounted impeller surrounds him and with a Air intake and an air outlet is provided.
  • the impeller housing consists of two housing shells, which are formed differently and by which an integrally formed bearing mount for the Impeller rolling bearings and a likewise molded Flange for flanging the electric motor driving the impeller wearing.
  • the other housing shell is as a lid formed, which arranged distributed by means of edges Screw bolt with the housing shell supporting the impeller is screwed.
  • Both housing shells are in the area of their outer edge each provided with a plane surface, in the assembled state, the flat surfaces in one perpendicular to the axis of rotation of the impeller extending Separating surface lie together.
  • the function-related required centering of the lid to the impeller Overlying housing shell is done by a precisely fitting Turn in the lid and in this housing shell. Of the Air intake and the air outlet are at the Impeller mounted housing shell formed.
  • the object of the invention is therefore a side channel blower to create, by a cheaper Impeller housing with improved sealing properties distinguished.
  • the impeller housing of the new side channel compressor consists of two identically designed housing shells, each one at its outer edge one in the radial direction continuous plane surface carries.
  • the housing shells are with their plane surfaces in a right angle to the Rotary axis of the impeller extending separating surface to each other lying clamped together in the axial direction.
  • in the Areas of the plane surfaces is a ring running around arranged, through which the two housing shells against each other are centered.
  • the ring is usually made of metal, in particular Steel, but it can also be made of a dimensionally stable plastic be prepared. He has an advantage in essence rectangular or square cross-sectional shape on. If the ring is designed as a sealing ring, he can have a dimensionally stable ring core, the one out a sealing material, for example. Polytetrafluoillerhylen existing Wearing sealing layer.
  • the ring is on arranged radially outer edge of the two planar surfaces, however It is also possible in principle, the ring on the radially inner Provide edge of the two plane surfaces.
  • These can be the both housing shells in the areas of their plane surface respectively have an open-edged annular groove, wherein the two annular grooves the interconnected housing shells to a complement in the circumferential direction extending channel in the the ring is arranged. This is a simple way positive, precise centering of the two housing shells guaranteed against each other.
  • basically the ring is not in a channel of the type mentioned must be arranged. They are also embodiments conceivable in which the ring under radial Bias on a cylindrical peripheral surface of the housing shells is placed, wherein the ring at the radially outer or radially inner edge of the planar surfaces may be arranged can.
  • Each of the housing shells is with a suction and a Outlet formed.
  • a Closure means for example, a lid closed.
  • housing shells can be increased by the fact that the housing shells on wear outside their mating surfaces on which the double-shell impeller housing of several compressor stages are accurately clamped axially with each other. To this Way it is possible to build multi-stage side channel blowers, the louder half shells included.
  • the neighboring ones Impeller housing of the compressor stages are against each other centered, with only a housing shell a Includes bearing for a shaft carrying the wheels.
  • the on the other identically designed housing shells existing Stock records remain empty.
  • each housing shell one on the opposite each other lying shell sides opening passageway be formed so that the through channels next to each other lying housing shells to a total Complete continuous axial channel.
  • This axial channel can be in two- or multi-stage execution one Return of compressed air through the entire housing enable. The necessary deflection of the air takes place by associated deflection, for example.
  • the axial channel can also serve for the passage of a cooling medium.
  • the side channel compressor shown in Figs. 1 and 2 has a substantially annular impeller housing 1, which consists of two identical housing shells 2 and encloses a shown in Fig. 4 at 3 impeller.
  • the impeller 3 is driven by an electric motor 4, the side and coaxial with the impeller housing. 1 is flanged.
  • the two impeller housing 1 forming Housing shells 2 are identical.
  • Each of the housing shells 2 has a side channel receiving the impeller 3 5 on, covering most of the circumference extends and a molded air inlet 6 with a molded air outlet 7 connects. Between the air inlet nozzle 6 and the air outlet 7 is a locking piece 8 is arranged, as in side channel compressors known per se.
  • the air intake 6 and the air outlet 7 are in a common housing part 9 formed integrally on the housing shell. 2 is formed on both sides and a flat, perpendicular to the impeller axis 10 extending fitting surface 11, and 11a wearing.
  • a through-channel 12 formed over the entire axial length of the Housing shell 2 extends and in the two opposite and mutually parallel mating surfaces 11, 11a empties.
  • the passageway 12 is in the region of the locking piece 8 arranged and is not with the side channel 5 in Connection.
  • the part-annular side channel 5 extends around a disc-shaped hub part 13 of the housing shell 2, on which a centric bearing housing 14 is formed, the for receiving a rolling bearing 16 for the impeller 3 bearing Shaft 10 is determined (see Fig. 4).
  • the rolling bearing 16 is by a screwed bearing cap 17 to the outside too closed.
  • the bearing housing 14 of a tubular, substantially cylindrical Ring flange 19 surrounded, on its outer end face a flat mating surface 20 carries, parallel to the Matching surface 11 is aligned with the housing part 9 and with this lies in a common plane.
  • the electric motor 4 flanged while on the Electric motor 4 opposite impeller housing outside on the annular flange 19 of the corresponding housing shell. 2 a lid 21, screwed sealed against the mating surface 20 is.
  • a support block 22 which is located between two cooling fins 23, the the Side channel 5 containing housing shell part outside in the For example, from Fig. 1, 4 apparent manner surrounded.
  • the support block 22 protrudes slightly axially beyond the cooling fins 23 and carries on its outside a flat mating surface 24, with the mating surface 11 of the housing part 9 and the mating surface 20 of the annular flange 19 in a common plane lies.
  • Flange 18 carries on its side facing away from the annular flange 19 Side a flat plane 25, which is perpendicular to the Impeller axis 100 runs and in a plane with the associated Mating surface 11 of the housing part 9 is located.
  • an open-edge Ring groove 26 is formed, which has an L-shaped cross section and is bounded by two surfaces, from one at right angles and the other parallel to the Impeller axis 100 runs.
  • the two housing shells 2 of an impeller housing 1 with their mating surfaces 25 to each other, so that the two Ring grooves 26 extending to a circumferentially Add channel 27, which has a rectangular cross-sectional shape having.
  • the channel 27 is a closed dimensionally stable Ring 28 fitted tight tolerances, the two housing shells 2 centered against each other.
  • the ring 28 is made of aluminum or, for example, from Steel, brass or even plastic and is with a Sealing material, in particular of polytetrafluoroethylene coated, so that it acts as a sealing ring.
  • a Sealing material in particular of polytetrafluoroethylene coated, so that it acts as a sealing ring.
  • the Ring 28 In the area of Air intake 6 and the air outlet 7 is the Ring 28, as at 29 in Fig. 5 for the air intake 6th represented, with a respective nozzle bore enclosing formed eye-like part.
  • the two housing shells 2 are by rings around the Perimeter evenly distributed bolts axially braced together, not shown in detail are and pass through associated axial bores 30, which penetrate the flange 18 and the housing part 9.
  • the Arrangement made such that the ring 28 with holes 30 is provided.
  • housing shells 2 of the impeller shell 1 are, as already mentioned, the housing shells with their mating surfaces 25 against each other pressed and radially centered over the ring 28, wherein the ring 28 at the same time sealing the Impeller housing 1 in the areas perpendicular to the wheel axis 10 extending separating surface between the causes two housing shells. This seal is very effective because of the axially inserted into the holes 30 Screw bolt generated contact force immediately is transmitted to the ring 28.
  • FIG. 4 While in Figures 1 and 2, a single-stage side channel compressor is shown, the only one of two identical housing shells 2 composite impeller housing 1, Figures 4, 5 show a two-stage Embodiment in which two identical impeller housings 1, 1a, each of which encloses its own impeller 3, axially connected to each other.
  • the adjacent housing shells are the second the impeller housing 1, 1a with their in a common Level lying mating surfaces 11, 20 and 24 to each other adjacent tensioned by tie rods 31 axially against each other.
  • these two housing shells 2 by one to the impeller axis 10 coaxial inner steel existing centering ring 32 radially centered.
  • the centering ring 32 engages positively in cross-section L-shaped, open-edged turns on the inside of the ring flange 19 one. It is inserted under preload clearance and, together with the mating surfaces 11, 20, 24 a exactly centered and with respect to the impeller shaft 10 exactly oriented at right angles to the two impeller housings 1, 1a.
  • the impeller shaft 10 is through the two adjacent impeller housing 1, 1a continuously formed and carries both wheels 3, while the electric motor 4 to the outer housing shell 2 of the impeller housing 1a is flanged and the outer ring flange 19 of the other drive housing 1 through the lid 21 is closed.
  • Fig. 4 also shows that the impeller shaft 10 on the impeller side only in a single roller bearing 16th is mounted, which on the electric motor 4 facing Side in the corresponding housing shell 2 of the impeller housing 1 is arranged.
  • a second depository of the Impeller shaft 10 is in the bearing plate 34 of the electric motor 4 present and formed by a rolling bearing 35.
  • the cover 37 is formed with two cover parts 38, the unused air intake 6 and the also not used air outlet 7 at this Close housing shell 2 sealed. At the same time on the lid part 37 two feet 39 for the side channel compressor molded, the a flat base 40 and Have holes 41 for anchoring screws.
  • a separate Foot part 44 (Fig. 1, 2) provided on a tubular projection 45 of the respective muffler 42nd placed and braced against the housing part 9.
  • the Foot part 44 also has a footprint 40 and vertical holes 41 for anchoring screws.
  • the tubular Approaches 45 are, for example, provided with an external thread and in an internal thread of the respective nozzle 6,7 screwed.
  • each axially outer housing shells 2 structurally identical air intake pipe 6 and air outlet 7 can carry the muffler 42 with the foot part 44 and the lid 37 against each other be swapped, i. that the muffler 42, related to the figures 1, 2 on the right side of the impeller housing 1 come to rest, if this is the special installation conditions of the side channel compressor appear appropriate to let.
  • the silencer 42 and / or additionally other air guide elements eg connection pipes or hoses, valves, Pipe bends and the like occur, as is known is.
  • the two in each case an impeller housing 1 or 1a forming housing shells 2 by the radially outer ring 28 against each other centered
  • the arrangement could also be made that way be that the ring 28 on the inside of the Housing shells 2, i. arranged in the region of the side channels 5 is, so that is a similar arrangement as in the centering ring 32 between the two impeller housing 1, 1a.
  • the centering ring 32 could be located radially outward, i. corresponding the ring 28.
  • the impeller shaft 10 is in the illustrated two-stage Embodiment of FIG. 4 in one piece over the length the two compressor stages shown throughout and as explained, only in a single roller bearing 16th stored.
  • each of the two compressor stages its own impeller shaft is assigned and the waves each by a front-side driver in the form of a positive shaft coupling Coaxially connected to each other.
  • the impeller shaft contained in the impeller shell 1 stored in two bearings 16, which in the two Bearing housing 14 of this impeller housing 1 are used.
  • a single bearing in particular by a in the electric motor 4 adjacent bearing housing 14 inserted bearings 16th is formed.
  • the shaft coupling in the area of the interface between the two impeller housings 1, 1a is expediently designed so that they are about existing unavoidable Misalignment between the waves in the two impeller housings 1, 1a compensates.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP04022009A 2003-09-26 2004-09-16 Compresseur à canal latéral Withdrawn EP1519048A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10344718 2003-09-26
DE2003144718 DE10344718B3 (de) 2003-09-26 2003-09-26 Seitenkanalverdichter

Publications (2)

Publication Number Publication Date
EP1519048A2 true EP1519048A2 (fr) 2005-03-30
EP1519048A3 EP1519048A3 (fr) 2008-04-09

Family

ID=33495263

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04022009A Withdrawn EP1519048A3 (fr) 2003-09-26 2004-09-16 Compresseur à canal latéral

Country Status (3)

Country Link
EP (1) EP1519048A3 (fr)
CN (1) CN1601113A (fr)
DE (1) DE10344718B3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113167284A (zh) * 2018-11-22 2021-07-23 罗伯特·博世有限公司 用于燃料电池系统的输送和/或压缩气态介质的侧通道压缩机

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005052077B4 (de) * 2005-10-28 2016-11-24 Man Diesel & Turbo Se Vorrichtung zur seitlichen Montage und Demontage eines Kompressorbarrels
CN101529100B (zh) * 2006-11-06 2012-02-15 博格华纳公司 双入口再生空气泵
DE102007053016A1 (de) * 2007-11-05 2009-05-07 Gardner Denver Deutschland Gmbh Seitenkanalverdichter
CN102454636A (zh) * 2010-10-20 2012-05-16 李正奇 高温高压离心泵用出水段
DE102011004512A1 (de) * 2011-02-22 2012-08-23 Gardner Denver Deutschland Gmbh Seitenkanal-Maschinen-Anordnung
CN104500419B (zh) * 2014-11-20 2016-08-17 宁波升鸿机械设备有限公司 一种双段式高压鼓风机
DE102015111469A1 (de) * 2015-07-15 2017-01-19 Gebr. Becker Gmbh Seitenkanalverdichter sowie Seitenkanalmaschine
DE102017200846A1 (de) 2017-01-19 2018-07-19 Mahle International Gmbh Fördereinrichtung zum Antreiben eines Gases
CN113027823A (zh) * 2021-03-10 2021-06-25 苏州格力士实业有限公司 一种易拆分体组装式涡旋式气泵

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT369515B (de) * 1979-06-12 1983-01-10 Garvenswerke Pumpen Motoren Un Pumpe und verfahren zum einbau eines dichtringes in eine pumpe
DE9304435U1 (de) * 1993-03-24 1993-06-09 Leybold AG, 6450 Hanau Hochvakuumpumpe mit Einlaßflansch
DE4221691A1 (de) * 1992-07-02 1994-01-05 Siemens Ag Seitenkanalmaschine mit mindestens einem im Gehäuse der Maschine drehbar angeordneten Laufrad
DE9215231U1 (de) * 1992-11-09 1994-03-10 Siemens AG, 80333 München Verdichteraggregat
EP0763662A2 (fr) * 1995-09-15 1997-03-19 Siemens Aktiengesellschaft Compresseur à canal latéral

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2223762A1 (de) * 1972-05-16 1973-11-29 Elektror Karl W Mueller Druck- und volumenregler fuer motorisch angetriebene verdichter fuer gase oder foerdereinrichtungen von fluessigkeiten
DE3105395A1 (de) * 1981-02-14 1982-11-04 Leonhard Schleicher Südmo-Armaturenfabrik GmbH, 7081 Riesbürg "metallisch dichtende rohrverbindung, insbesondere fuer die lebensmittel- und pharmaindustrie"

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT369515B (de) * 1979-06-12 1983-01-10 Garvenswerke Pumpen Motoren Un Pumpe und verfahren zum einbau eines dichtringes in eine pumpe
DE4221691A1 (de) * 1992-07-02 1994-01-05 Siemens Ag Seitenkanalmaschine mit mindestens einem im Gehäuse der Maschine drehbar angeordneten Laufrad
DE9215231U1 (de) * 1992-11-09 1994-03-10 Siemens AG, 80333 München Verdichteraggregat
DE9304435U1 (de) * 1993-03-24 1993-06-09 Leybold AG, 6450 Hanau Hochvakuumpumpe mit Einlaßflansch
EP0763662A2 (fr) * 1995-09-15 1997-03-19 Siemens Aktiengesellschaft Compresseur à canal latéral

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113167284A (zh) * 2018-11-22 2021-07-23 罗伯特·博世有限公司 用于燃料电池系统的输送和/或压缩气态介质的侧通道压缩机

Also Published As

Publication number Publication date
DE10344718B3 (de) 2005-01-05
EP1519048A3 (fr) 2008-04-09
CN1601113A (zh) 2005-03-30

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