EP2142805A1 - Seitenkanalverdichter - Google Patents
SeitenkanalverdichterInfo
- Publication number
- EP2142805A1 EP2142805A1 EP08736138A EP08736138A EP2142805A1 EP 2142805 A1 EP2142805 A1 EP 2142805A1 EP 08736138 A EP08736138 A EP 08736138A EP 08736138 A EP08736138 A EP 08736138A EP 2142805 A1 EP2142805 A1 EP 2142805A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- side channel
- channel compressor
- housing
- channels
- 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.)
- Granted
Links
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
- 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
- F04D29/403—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
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
-
- 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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/5853—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps heat insulation or conduction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/10—Centrifugal pumps for compressing or evacuating
- F04D17/12—Multi-stage pumps
- F04D17/14—Multi-stage pumps with means for changing the flow-path through the stages, e.g. series-parallel, e.g. side-loads
Definitions
- the invention relates to a side channel compressor with a suction channel and a blow-out.
- the impeller is provided with blading on both sides, wherein the cross sections of the work spaces adjoining the blading each form side channels.
- Each side channel thus created is provided with an air inlet and an air outlet channel.
- a technical problem of the invention is considered to improve a side channel compressor of the type in question with a simple and compact as possible structure in an advantageous manner.
- a heating, in particular an excessive heating of the sucked air in the intake passage by the blown air in the blow-out is counteracted thereby. It is thus a thermal insulation of the hot exhaust air through the insulation material and thus achieved a decoupling of the cold supply air.
- the intake passage is in fluid communication with the air inlet ducts of the preferably multi-duct side duct compressor, as well as the air outlet ducts with the blow-out duct.
- the intake is connected to Moschaltjane training with all air inlet ducts of the side channels, as well as the air outlet ducts of all side channels with the blow-out.
- the intake duct is connected only to the air inlet duct of a first side channel compressor, while the air outlet duct of this side duct is connected in terms of flow via the changeover insert to the air inlet duct of the next side duct.
- the change-over insert can be accessible from the outside, for changing it in an operating pause of the side channel compressor.
- an embodiment is preferred in which the changeover insert is located directly in the connection region between the the intake passage and the blow-out receiving housing and the side channel blower is arranged in a hiding position.
- a change of the Umschalts tenues is accordingly possible only by disassembly of the connection area.
- the housing serves as a base for the side channel compressor including the associated motor and the control electronics.
- the housing may be elongated with a further, for example, substantially rectangular cross-section. Other cross-sections are possible, so on, for example, cross-sections with circular sections.
- Side channel compressor and the associated motor are preferably arranged connected in series along a rotation axis. The housing is provided for this purpose, aligned with the axis of rotation underflur textbook.
- the cool intake air which is uninfluenced by the blow-off flow, can at the same time also be used to cool the housing due to the selected underfloor-side arrangement, and this further with a preferred thermally conductive connection of housing and side channel blower or motor.
- Intake and Ausblaskanal in the housing are further preferably aligned in a space-parallel arrangement to the axis of rotation of the impellers or the motor.
- the channels on the one hand, the side channel blower with flanged motor on the other hand and beyond the control electronics are stacked one above the other, wherein the channels or the housing receiving the channels preferably a lowermost floor, the side channel compressor with the flanged engine forms a middle floor and the control electronics mounted on the engine an upper floor.
- the channels comprising the housing of a metal material, so further preferably in the form of an extruded profile, in particular aluminum extruded profile.
- the switching insert is preferably made of a plastic material, so in particular as an injection molded part.
- a cooling air blower is provided axially flanged to the electric motor. This is driven directly via the electric motor - optionally with the interposition of a transmission or reduction - and causes in a preferred arrangement of the cooling air blower on the side of the side channel compressor side facing away from the electric motor, a cooling air flow aligned along the impeller and motor axis.
- the motor and the side channel compressor can be sheathed, to form a cooling air flow channel between the shell and the outer walls of side channel compressor and motor, which outer walls can also have axially aligned cooling fins.
- Motor, compressor and the electronics are thermally conductive connected in a further development, so as to provide a temperature compensation.
- FIG. 1 shows an end view of a side channel compressor of the type in question, omitting frontal covers
- Fig. 2 shows the side channel compressor in a perspective view
- 3 is a perspective view of the side channel compressor with flange-mounted electric motor and cooling air blower and an electronic control unit, omitting the end-side cover and an air guide half shell;
- FIG. 4 shows a perspective view of a housing comprising a suction channel and a blow-out channel with an exchangeable change-over insert
- FIG 5 is a rear perspective view of the cut housing with a separately shown, compared to the changeover insert according to FIG 4 changed changeover insert ..;
- Fig. 6 is a representation corresponding to FIG. 4, but when fitted with the changeover insert according to FIG. 5;
- Fig. 7 the side channel compressor in perspective, concerning a second embodiment.
- a side channel compressor 1 which is formed in the illustrated embodiment as a double-flow compressor. Accordingly, two side channels are provided which cooperate with a double-sided bladed impeller, not shown.
- the impeller of the side channels is driven by an electric motor 2. This is flanged to the side channel compressor.
- the motor rotary shaft is rotatably connected to the impeller, wherein fan axis and motor axis form a common axis x.
- the motor is externally provided with axially aligned cooling fins 3. These extend over the entire length of the motor to the side channels, this with a constant axial contour for trouble-free flow around on the side channel compressor 1 side facing away from the Electric motor 2 is a cooling air blower 4 is flanged to the electric motor 2.
- Whose fan 5 is rotatably connected to the motor shaft in connection, according to which the cooling air blower 4 is driven directly via the electric motor 2.
- a Elektroan gleichge- housing 6 On the electric motor 2 and the motor housing a Elektroan gleichge- housing 6 is mounted. This also includes the electronics for controlling the electric motor 2 and the side channel compressor. 1
- the outer wall of the electric motor 2 provided with the cooling ribs 3 and the cooling-air fan 4 are covered by air-guiding shells 7. These are formed as plastic profiles which are clipped onto the cooling ribs 3. As a result, the air guide shells 7 are decoupled to the engine 2 and provide a corresponding sound attenuation of the entire device.
- the air guide shells 7 extending from the side channel compressor, over the entire length of the electric motor 2, the cooling air fan 4 comprising.
- an air flow guide is achieved along the electric motor 2, so that the cooling air flow built up by the cooling air blower 4 is guided along the motor housing.
- the compressor is cooled by this air flow.
- Engine 2 compressor and electronics are thermally conductively connected in the longitudinal direction, which further contributes to a temperature compensation.
- the cooling air flow channel defined by the air guide shells 7 is covered by a lattice-type and correspondingly air-permeable end wall 8.
- the electric motor 2 extends approximately rectangular in cross-section housing 9. This consists in the illustrated embodiment of an aluminum extruded aluminum profile. This housing 9 extends over the entire length of the through the cooling air blower 4, the electric motor. 2 and the side channel compressor 1 formed unit. The width considered transversely corresponds in the illustrated embodiment of the measured transverse to the axis x width of the seated on the housing 9 unit including the attached air guide shells 7 (see Fig .. 1).
- the housing 9 accordingly serves as a base 10 for the electric motor 2 and the side channel compressor 1.
- the housing 9 forms in cross-section as shown in FIG. 1, two separate channels 11 and 12. These are formed by a central, vertically aligned partition wall 13, the same material, is integrally formed with the housing wall. Through the central partition wall 13 two equal in cross-section channels 11 and 12 are provided, which run channels 11 and 12 aligned along the axis x over the entire length of the housing 9. It is also possible an outboard arrangement for the formation of different sized channel cross sections.
- the channels 11 and 12 receive an intake passage 14 and an exhaust passage 15 for operating the side channel compressor 1.
- Intake passage 14 and exhaust passage 15 are tubular shape and extend almost over the entire length of the housing. 9
- connection openings 16 having cover 17.
- At least the blow-out channel 15 is comprised of a heat-insulating insulation 18. Also, the intake passage 14 may have such insulation.
- the housing cover 19 facing the electric motor 2 has a cross-sectional configuration such that an air guide slot 20 extending in the axial direction is set up between the electric motor 2 and the housing 9. By this 4 more cooling air is sucked during operation on the cooling air blower.
- the intake and exhaust ducts which are received in the housing 9 acting as a muffler, are in fluid communication with the air inlet and air outlet ducts of the side ducts.
- a connection region 21 is provided in the housing cover 19, assigned to the side channel compressor 1, in which a deflection of the inflowing or outflowing air by 90 ° takes place from a flow directed perpendicular to the axis x into a flow directed in the axial direction.
- the side channel compressor 1 designed double-ended, d. H. provided with two side channels, as well as two air inlet ducts and two air outlet ducts, which are in each case in connection with the suction and Ausblaskanälen, formed.
- a changeover insert 22 in the connection region 21, the optional configuration of the side channel compressor 1 is possible either as a double-flow compressor or as a two-stage compressor and, moreover, also by means of suitable shut-offs as a single-flow compressor.
- a changeover insert 22 or 22 ' is provided for each configuration.
- a changeover insert 22 is shown for double-flow operation of the side channel compressor 1.
- This changeover insert 22 is made as a plastic part by injection molding and has a square in plan square cover plate 23. This can be used stop limited in an adapted, the channels 11 and 12 of the housing 9 in the area of the housing cover 19 cross recess 24 in the connection area 21.
- On the underside of the cover plate 23 extends vertically downwardly a closure wall 25. This engages in a accordingly ange- fit cutout 26 of the housing partition 13, for sealing closure of this cutout 26 and thus to ensure the fluidic separation of the intake passage 14 and exhaust passage 15th
- cover plate 23 are each associated with the not shown air inlet and outlet channels of the side channels inlet openings 27 and outlet openings 28 are formed, wherein the inlet openings 27 are associated with the intake passage 14 and the outlet openings 28 of the exhaust passage 15.
- both side channels are operated independently of one another, this under flow via a common intake channel 14 and outflow via a common blow-out channel 15.
- the air outlet channel of the first side channel is to be short-circuited to the air inlet channel of the second side channel.
- the switching insert 22 'shown in FIGS. 5 and 6 is used.
- This also initially has a cover plate 23 and a perpendicular thereto downward directed closure wall 25 in the cover plate 23 is an inlet opening 27 for a first side channel and an outlet opening 28 for the second side channel provided which openings directly with the intake passage 14 and .
- the exhaust passage 15 are in communication.
- the outlet opening 28 of the first side channel and the inlet opening 27 of the second side channel are short-circuited in this switching insert 22 'via a connecting channel 29 formed in the switching insert 22'.
- This is trough-like underside of the cover plate 23, the closure wall 25 formed by passing.
- the changeover insert 22 or 22 ' is sealingly in the recess 24 and further sealing in the cutout 26, wherein the seal can be achieved for example by plastically deformable edges on the switching insert formed as a plastic part 22 or 22'. In addition, by gluing or by arranging a sealing bead or the like.
- the housing 9 and the above arranged unit of electric motor 2 and side channel compressor 1 are further thermally conductively connected so that the guided through the intake duct 14 cold suction air flow can be used for housing cooling.
- the opposite hot exhaust air in the exhaust duct 15 is thermally decoupled by the insulation 18.
- Fig. 7 shows a second embodiment of the side channel compressor 1, in which the housing 9 is not arranged underflurgard, but rather with the interposition of an adapter 30 is seated on the side channel compressor, this including a right angle to the axis x.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Compressor (AREA)
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10150253.2A EP2166232B1 (de) | 2007-04-13 | 2008-04-11 | Seitenkanalverdichter |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007017915A DE102007017915A1 (de) | 2007-04-13 | 2007-04-13 | Seitenkanalverdichter |
PCT/EP2008/054427 WO2008125630A1 (de) | 2007-04-13 | 2008-04-11 | Seitenkanalverdichter |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10150253.2A Division EP2166232B1 (de) | 2007-04-13 | 2008-04-11 | Seitenkanalverdichter |
EP10150253.2 Division-Into | 2010-01-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2142805A1 true EP2142805A1 (de) | 2010-01-13 |
EP2142805B1 EP2142805B1 (de) | 2011-08-24 |
Family
ID=39539517
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10150253.2A Active EP2166232B1 (de) | 2007-04-13 | 2008-04-11 | Seitenkanalverdichter |
EP08736138A Active EP2142805B1 (de) | 2007-04-13 | 2008-04-11 | Seitenkanalverdichter |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10150253.2A Active EP2166232B1 (de) | 2007-04-13 | 2008-04-11 | Seitenkanalverdichter |
Country Status (4)
Country | Link |
---|---|
EP (2) | EP2166232B1 (de) |
AT (1) | ATE521809T1 (de) |
DE (1) | DE102007017915A1 (de) |
WO (1) | WO2008125630A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010041139B4 (de) | 2010-09-21 | 2018-03-29 | Eberspächer Climate Control Systems GmbH & Co. KG | Seitenkanalgebläse für ein Fahrzeugheizgerät |
DE102011004512A1 (de) * | 2011-02-22 | 2012-08-23 | Gardner Denver Deutschland Gmbh | Seitenkanal-Maschinen-Anordnung |
DE102012101185A1 (de) | 2011-08-03 | 2013-02-07 | Gebr. Becker Gmbh | Strömungsmaschine, Luftfilter-Vorsatz und Filterteil |
DE102015107721A1 (de) * | 2015-05-18 | 2016-11-24 | Gebr. Becker Gmbh | Ölgeschmierte Drehschieber-Vakuumpumpe |
MX2018003671A (es) * | 2015-09-25 | 2018-05-28 | Atlas Copco Airpower Nv | Metodo para enfriar un compresor o bomba de vacio aplicando dicho metodo. |
BE1023523B1 (nl) | 2015-09-25 | 2017-04-19 | Atlas Copco Airpower, N.V. | Werkwijze voor het koelen van een compressor of vacuümpomp en een compressor of vacuümpomp die een dergelijke werkwijze toepast |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2043926A5 (de) | 1969-05-02 | 1971-02-19 | Manoury Leon | |
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 |
DE2433094C3 (de) | 1974-07-10 | 1981-05-27 | Elektror Karl W. Müller GmbH & Co, 7300 Esslingen | Seitenkanalverdichter |
US5049770A (en) * | 1990-03-26 | 1991-09-17 | General Motors Corporation | Electric motor-driven impeller-type air pump |
EP0477650B1 (de) | 1990-09-14 | 1996-05-29 | Hitachi, Ltd. | Seitenkanalgebläse |
KR970005981B1 (ko) | 1991-06-18 | 1997-04-22 | 가부시기가이샤 히다찌세이사뀨쇼 | 와류블로워 |
EP0850362A1 (de) | 1995-09-15 | 1998-07-01 | Siemens Aktiengesellschaft | Gehäuse für einen an einen verdichter anschliessbaren schalldämpfer |
US7033137B2 (en) * | 2004-03-19 | 2006-04-25 | Ametek, Inc. | Vortex blower having helmholtz resonators and a baffle assembly |
-
2007
- 2007-04-13 DE DE102007017915A patent/DE102007017915A1/de not_active Withdrawn
-
2008
- 2008-04-11 EP EP10150253.2A patent/EP2166232B1/de active Active
- 2008-04-11 AT AT08736138T patent/ATE521809T1/de active
- 2008-04-11 WO PCT/EP2008/054427 patent/WO2008125630A1/de active Application Filing
- 2008-04-11 EP EP08736138A patent/EP2142805B1/de active Active
Non-Patent Citations (1)
Title |
---|
See references of WO2008125630A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE102007017915A1 (de) | 2008-10-23 |
EP2166232B1 (de) | 2015-08-12 |
EP2142805B1 (de) | 2011-08-24 |
WO2008125630A1 (de) | 2008-10-23 |
EP2166232A1 (de) | 2010-03-24 |
ATE521809T1 (de) | 2011-09-15 |
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