CN102695848A - Vane pump - Google Patents

Vane pump Download PDF

Info

Publication number
CN102695848A
CN102695848A CN2010800533665A CN201080053366A CN102695848A CN 102695848 A CN102695848 A CN 102695848A CN 2010800533665 A CN2010800533665 A CN 2010800533665A CN 201080053366 A CN201080053366 A CN 201080053366A CN 102695848 A CN102695848 A CN 102695848A
Authority
CN
China
Prior art keywords
slide plate
rotor
pump
blade unit
guide slot
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.)
Pending
Application number
CN2010800533665A
Other languages
Chinese (zh)
Inventor
T·许泽
A·吕特尔
U·舒伯特
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.)
Hella GmbH and Co KGaA
Original Assignee
Hella KGaA Huek and Co
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 Hella KGaA Huek and Co filed Critical Hella KGaA Huek and Co
Publication of CN102695848A publication Critical patent/CN102695848A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/08—Rotary pistons
    • F01C21/0809—Construction of vanes or vane holders
    • 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
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F04C18/3446—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along more than one line or surface
    • 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
    • F04C2230/00—Manufacture
    • F04C2230/60—Assembly methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)

Abstract

The invention relates to a vane pump (1), comprising an electrical drive unit having an electric motor and a motor shaft (6), a pump chamber (2) connecting to the electrical drive unit, and a pump ring (3), and a rotor (4) disposed concentrically to the motor shaft (6) within the pump chamber (2) and operationally connected to the motor shaft (6), wherein the rotor (4) comprises a number of guide slits (40) extending inward from the outer circumference of the rotor, in each of which a slider (5) having two opposite slider ends (50, 51) is displaceably disposed. The slider ends (50, 51) of each slider (6) are mirror symmetrical about the transverse center plane thereof.

Description

The blade unit pump
Technical field
The present invention relates to a kind of blade unit pump; It comprises that one has the electric driver element of an electric notor and a motor drive shaft, a pump chamber and a rotor that is connected and has a pump ring with electric driver element own; This rotor and motor drive shaft are arranged on one heart to remain valid in the pump chamber and with motor drive shaft and are connected; Its rotor has some guide slot, and these guide slot are extended in rotor and a slide plate with two mutual opposed slide plate ends is set respectively these guide slot movably from the excircle of rotor.
Background technique
With the more known blade unit pump that begins said type of different forms of implementation, they often are also referred to as revolving valve formula vacuum pump by existing technology.DE10024699A1, DE19936644B4, DE102006058977A1, DE102006058978A1, DE102006058979A1 and DE102006058980A1 disclose the example to the blade unit pump.
Have one by the known blade unit pump of existing technology and have the electric driver element of an electric notor and a motor drive shaft, a pump chamber and a rotor that is connected with electric driver element itself, this rotor and motor drive shaft are arranged in the pump chamber with one heart.Rotor itself has some guide slot, and these guide slot are extended in rotor and are applicable to respectively from the excircle of rotor and hold a slide plate.The slide plate that one of them has two mutual opposed slide plate ends is set respectively in each guide slot movably.These slide plates are according to its pivotal position and the inwall of pump ring, the outer wall of rotor and the work chamber that each adjacent in case of necessity slide plate constitutes different sizes together.
Slide plate 5 shown in Fig. 1 ', be applied to numerous by the known blade unit pump of existing technology like it.One first slide plate end 50 of slide plate 5 ' have ', its inwall along the pump ring of pump chamber during blade unit pump operation and rotor rotation moves.That the first slide plate end 50 constitutes inclination and have a kind of profilogram, this profilogram comprises that one favours the second profile section 502 that the slide plate vertical axis extension constitutes an inclined-plane then with the orthogonal directed first profile section 501 of slide plate longitudinal axis and one basically.First end 50 ' profilogram operation after several hours with slide plate 5 ' break-in situation coupling.This realizes from such hypothesis; Not that the slide plate that matees this abrasion condition is from the beginning compared promptly with those; " break-in " slide plate 5 ' from the beginning rises better pneumatic power just is provided, thereby the pump ring causes the force value very reliably of blade unit pump from the beginning with respect to the common adjustment of the position of rotor.In the form of implementation shown in Fig. 1; Slide plate 1 one with the first slide plate end 50 ' opposed second slide plate end 51 ' on have the fringe region 510,511 of two roundings, slide plate 5 ' can during rotor operation, sink to as far as possible in the corresponding guide slot of rotor thus.The radius of the stress curve that the fringe region 510,511 of two roundings and desired there is used for optimizing at rotor down at load matees.
Problem in the solution known by existing technology is that slide plate 5 possibly just inwardly outwards be inserted in the corresponding guide slot of rotor with the second slide plate end with the first slide plate end with the orientation of mistake when mounted under a stable condition.This mistake is installed and maybe be when the test of blade unit pump 1 be unrecognizedly gone out, and under a stable condition, possibly cause the interfering noise of not expecting or also cause slide plate to rupture when move in the long period.
Summary of the invention
At this present invention is proposed.
Task of the present invention is, a kind of blade unit pump that begins said type is provided, and its middle slide plate constitutes like this, so that they are installed in the guide slot with can not can getting wrong.
Said task realizes through a kind of blade unit pump of the said type of beginning of the characteristic with claim 1 characteristic.Each dependent claims relates to favourable improvement of the present invention.
A kind of blade unit pump according to the present invention is characterised in that the slide plate end of each slide plate all constitutes the transverse center plane mirror picture symmetry with respect to slide plate.Be understood that the transverse center plane with the longitudinal axis quadrature ground of slide plate through that plane that its central point extends.A kind of special advantage according to solution of the present invention is, gets the slide plate orientation in the time of can avoiding in being installed to guide slot wrong.Therefore in other words, slide plate can or insert in the corresponding guide slot with the first slide plate end or so that the second slide plate end is preferential.The mistake that slide plate therefore can no longer occur is installed, and mistake possibly cause the interfering noise of not expecting or also cause the slide plate fracture when being installed in blade unit pump long period operation under a stable condition.The possibility that in a kind of favourable form of implementation, exists is that the slide plate end of each slide plate constitutes the longitudinal median plane mirror image symmetry with respect to slide plate in addition.
Install in order further to simplify, the possibility that in a kind of particularly advantageous form of implementation, exists is that each slide plate all constitutes the transverse center plane mirror picture symmetry with respect to slide plate.In this external a kind of preferred form of implementation, each slide plate all constitutes the longitudinal median plane mirror image symmetry with respect to slide plate.
Advise that in a kind of favourable form of implementation the slide plate end of slide plate constitutes arc.Can during the blade unit pump operation, damage by anti-especially effectively limited slip plate thus.Preferably, the slide plate end of slide plate can constitute the convex surface arc.
Advise that in a kind of particularly advantageous form of implementation the pump ring has a kind of oval-shaped interior profile.Having the advantage that profile has in a kind of this type oval of pump ring of correspondingly configured inwall is; Compare with a pump ring revolution with circular contour structure one whole circle, shift out stroke revolution half-turn in the inside of pump chamber with much little slide plate and obtain littler work chamber.Showed already that in the symplex structure of slide plate end, a kind of oval-shaped interior profile of pump ring was particularly advantageous.
Advise that in a kind of particularly advantageous form of implementation the guide slot of rotor has a basic section respectively, its width is greater than the width of slide plate.Preferably, the basic section of guide slot constitute rounding and this particularly with the outline of two slide plate ends.
Description of drawings
Illustrated in detail the present invention with reference to the accompanying drawings.In the accompanying drawings:
Fig. 1 is by the signal simplified side view of the known slide plate that is used for the blade unit pump of existing technology;
Fig. 2 is according to the sectional view that passes through the blade unit pump of a preferred embodiment of the present invention;
Fig. 3 is applied in the signal simplified side view according to the slide plate in the blade unit pump of Fig. 2.
Embodiment
The basic structure of the blade unit pump 1 of being constructed according to a preferred embodiment of the present invention and basic principle are known in the prior art and will carry out illustrated in detail with regard to Fig. 2 below.Blade unit pump 1 (revolving valve formula vacuum pump) can constitute especially and be used for vacuum vacuum pump, and this vacuum pump is according to the so-called principle work of squeezing.Blade unit pump 1 comprises an electric driver element, and this driver element is positioned in the housing of blade unit pump 1 and has an electric notor that has motor drive shaft 6.At run duration, suck air or one other fluid medium via a fluid inlet passage, and in the pump chamber 2 of air or said one other fluid medium inflow blade unit pump 1.Air fluid discharge route through blade unit pump 1 after passing pump chamber 2 flows out.Pump chamber 2 comprises a substrate, a pump ring 3 and a cover plate.Pump ring 3 has an oval interior profile that has correspondingly configured inwall 31 in the present embodiment.In a kind of alternative form of implementation, the possibility of existence is that also pump ring 3 has a kind of interior profile of circle.
At cylindrical rotor 4 of set inside of pump chamber 2, this rotor is remained valid with the motor drive shaft 6 of driver element and is connected.Rotor 4 has some guide slot 40, and these guide slot are applicable to respectively holds a slide plate 5.In the present embodiment, rotor 4 along the circumferential direction has eight guide slot 40 with distributing altogether, and these guide slot are extended in rotor from the excircle of rotor.One of them slide plate 5 is set respectively in each guide slot 40 movably.At blade unit pump 1 run duration, rotor 4 drives and therefore is placed in rotation status by the motor drive shaft 6 of electric notor.As appreciable among Fig. 2, these slide plates 5 are according to its pivotal position and the inwall 30 of pump ring 3, the outer wall 42 of rotor 4 and the work chamber that each adjacent in case of necessity slide plate 5 constitutes different sizes together.
Further just Fig. 3 becomes and is clear that, the blade unit pump 1 that is applied to here to be advised and the slide plate 5 that is inserted in the guide slot 40 constitute the mirror image symmetry about its transverse center plane Q.Be understood that transverse center plane Q with the longitudinal axis quadrature ground of slide plate 5 through that plane that its central point extends.Slide plate 5 has two slide plate ends 50,51 freely respectively, and they likewise are shaped and have arc a kind of convex surface, that outwards point at present.Preferably, slide plate 5 constitutes about its corresponding longitudinal median plane mirror image symmetry in addition.The alternative possibility that also exists is, have only slide plate end 50,51 constitute about the transverse center plane Q mirror image symmetry of slide plate 5 and optionally constitute about the longitudinal median plane mirror image symmetry of slide plate 5.The advantage that the moulding of symmetry especially of slide plate 5 or slide plate end 50,51 has is; Can not get wrong in the time of in the guide slot 40 that slide plate 5 is installed to rotor 4, because slide plate is owing to its symmetry properties can preferentially be inserted in the corresponding guide slot 40 of rotors 4 selectively or with the first slide plate end 50 or with the second slide plate end 51.Owing to can avoid the mistake of slide plate 5 in the guide slot 40 to install, so also do not exist slide plate 5 possibly under a stable condition, cause interfering noise and in case of necessity maybe impaired problem because it is packed into " mistake " orientation at run duration at present.
The form fit of the same and slide plate 5 of the guide slot 40 of rotor 4.Each guide slot 40 has a basic section 41 respectively in the inside of rotor 4, its width is a bit larger tham the width of slide plate 5.As can seeing among Fig. 2, the basic section 41 of guide slot 40 constitute rounding and this particularly with the outline of two opposed slide plate ends 50,51.
The reference character table
1 blade unit pump
2 pump chambers
3 pump rings
4 rotors
5,5 ' slide plate
6 motor drive shafts
40 guide slot
41 basic sections
42 outer walls
50,50 ' the first slide plate ends
51,51 ' the second slide plate ends
501 first profile sections
502 second profile sections
The fringe region of 510 first roundings
The fringe region of 511 second roundings

Claims (9)

1. a blade unit pump (1); It comprises that one has the electric driver element of an electric notor and a motor drive shaft (6), a pump chamber (2) and a rotor (4) that is connected and has a pump ring (3) with electric driver element own; This rotor and motor drive shaft (6) are arranged on one heart to remain valid in the pump chamber (2) and with motor drive shaft (6) and are connected; Its rotor (4) has some guide slot (40); These guide slot are extended in rotor and a slide plate (5) with two mutual opposed slide plate ends (50,51) are set respectively these guide slot movably from the excircle of rotor; It is characterized in that the slide plate end of each slide plate (6) (50,51) constitute the transverse center plane mirror picture symmetry with respect to slide plate.
2. blade unit pump according to claim 1 (1) is characterized in that, the slide plate end of each slide plate (5) (50,51) constitute the longitudinal median plane mirror image symmetry with respect to slide plate.
3. blade unit pump according to claim 1 and 2 (1) is characterized in that, each slide plate (5) constitutes the transverse center plane mirror picture symmetry with respect to slide plate.
4. according to the described blade unit pump of one of claim 1 to 3 (1), it is characterized in that each slide plate (5) constitutes the longitudinal median plane mirror image symmetry with respect to slide plate.
5. according to the described blade unit pump of one of claim 1 to 4 (1), it is characterized in that the slide plate end of said slide plate (5) (50,51) constitute arc.
6. according to the described blade unit pump of one of claim 1 to 5 (1), it is characterized in that the slide plate end of said slide plate (5) (50,51) constitute the convex surface arc.
7. according to the described blade unit pump of one of claim 1 to 6 (1), it is characterized in that said pump ring (3) has a kind of oval-shaped interior profile.
8. according to the described blade unit pump of one of claim 1 to 7 (1), it is characterized in that the guide slot (40) of said rotor (4) has a basic section (41) respectively, the width of basic section is greater than the width of slide plate (5).
9. according to the described blade unit pump of one of claim 1 to 8 (1), it is characterized in that the basic section (41) of said guide slot (40) constitutes rounding.
CN2010800533665A 2009-11-26 2010-11-25 Vane pump Pending CN102695848A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102009056008.4 2009-11-26
DE102009056008A DE102009056008A1 (en) 2009-11-26 2009-11-26 Vane pump
PCT/EP2010/068183 WO2011064283A2 (en) 2009-11-26 2010-11-25 Vane pump

Publications (1)

Publication Number Publication Date
CN102695848A true CN102695848A (en) 2012-09-26

Family

ID=43927124

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010800533665A Pending CN102695848A (en) 2009-11-26 2010-11-25 Vane pump

Country Status (4)

Country Link
US (1) US20130058808A1 (en)
CN (1) CN102695848A (en)
DE (1) DE102009056008A1 (en)
WO (1) WO2011064283A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109563740A (en) * 2016-10-10 2019-04-02 威伯科欧洲有限责任公司 Rotary vacuum pump with rotor-end groove

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102378399B1 (en) * 2020-07-03 2022-03-24 엘지전자 주식회사 Rotary compressor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4410305A (en) * 1981-06-08 1983-10-18 Rovac Corporation Vane type compressor having elliptical stator with doubly-offset rotor
DE3042846C2 (en) * 1979-11-13 1988-10-27 Seiko Seiki K.K., Tokio/Tokyo, Jp
EP0652370A2 (en) * 1993-08-30 1995-05-10 Coltec Industries Inc Variable displacement vane pump
DE19539140A1 (en) * 1994-10-21 1996-04-25 Magneti Marelli Spa Rotary suction pump with plates
CN100532845C (en) * 2005-12-21 2009-08-26 比亚迪股份有限公司 Micro air pump
CN100557244C (en) * 2001-04-05 2009-11-04 阿果技术公司 Variable displacement pump with rotating cam ring

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB546255A (en) * 1940-05-17 1942-07-03 Thompson Prod Inc Improvements in or relating to rotor assemblies and rotors for rotary pumps of the sliding vane type
GB848760A (en) * 1957-06-28 1960-09-21 Andrew Fraser Improvements in or relating to vaned rotary pumps and/or motors
GB854770A (en) * 1959-02-17 1960-11-23 Paul Harmon Davey Wear-resistant vane for rotary compressors
US4501535A (en) * 1982-09-13 1985-02-26 Golobay Gary L Variable flow reversible vane pump
US5302096A (en) * 1992-08-28 1994-04-12 Cavalleri Robert J High performance dual chamber rotary vane compressor
DE19936644B4 (en) 1999-08-04 2004-04-01 Hella Kg Hueck & Co. Electric air pump for motor vehicles
DE10024699A1 (en) 2000-05-18 2001-11-29 Bosch Gmbh Robert Plasma etching system
DE102006058977B4 (en) 2006-12-14 2016-03-31 Hella Kgaa Hueck & Co. Vane pump
DE102006058980B4 (en) 2006-12-14 2016-08-04 Hella Kgaa Hueck & Co. Vane pump
DE102006058979A1 (en) 2006-12-14 2008-06-19 Hella Kgaa Hueck & Co. Vane pump, for a motor vehicle, has guide slits at the rotor extending inwards from the circumference to take sliding impellers
DE102006058978A1 (en) 2006-12-14 2008-06-19 Hella Kgaa Hueck & Co. Vane pump, for motor vehicles, has a structured base plate and/or cover plate at the pump chamber to prevent snagging by the rotor impellers

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3042846C2 (en) * 1979-11-13 1988-10-27 Seiko Seiki K.K., Tokio/Tokyo, Jp
US4410305A (en) * 1981-06-08 1983-10-18 Rovac Corporation Vane type compressor having elliptical stator with doubly-offset rotor
EP0652370A2 (en) * 1993-08-30 1995-05-10 Coltec Industries Inc Variable displacement vane pump
DE19539140A1 (en) * 1994-10-21 1996-04-25 Magneti Marelli Spa Rotary suction pump with plates
CN100557244C (en) * 2001-04-05 2009-11-04 阿果技术公司 Variable displacement pump with rotating cam ring
CN100532845C (en) * 2005-12-21 2009-08-26 比亚迪股份有限公司 Micro air pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109563740A (en) * 2016-10-10 2019-04-02 威伯科欧洲有限责任公司 Rotary vacuum pump with rotor-end groove
CN109563740B (en) * 2016-10-10 2021-07-27 威伯科欧洲有限责任公司 Rotary vacuum pump with rotor end grooves

Also Published As

Publication number Publication date
WO2011064283A3 (en) 2012-05-03
US20130058808A1 (en) 2013-03-07
WO2011064283A2 (en) 2011-06-03
DE102009056008A1 (en) 2011-06-01

Similar Documents

Publication Publication Date Title
JP5523481B2 (en) Integrated electric vane oil pump
EP2878822A1 (en) Multistage oil pump
KR20110028337A (en) Pd pumps with a common gearbox module and varying capacities and easy access to mechanical seals
US9212660B2 (en) Vane pump apparatus and method
CN102667161A (en) Vane pump
KR20160122707A (en) Magnetic pump
CN102695848A (en) Vane pump
CN100487244C (en) Low input torque rotor for vane pump
JP2017524099A (en) Vacuum pump with eccentric drive vane (eccentric pump design)
CN208106745U (en) Vane pump and Vehicular system including vane pump
CN113202764B (en) Liquid-sealed vacuum pump
CN105626533A (en) Novel rotary vane type vacuum pump
CN107002633B (en) Rotary fluid pressure device with the valve arrangement driven in driving mechanism
CN205260304U (en) Multistage large -traffic vanes pump
EP2826996A1 (en) Drill pump with fixed position bushing
KR20110035411A (en) Blower
KR101873158B1 (en) A pump
CN102425718A (en) Variable displacement vane oil pump directly driven by crank shaft flat block
CN105422444A (en) Multi-stage large-flow sliding vane pump
CN101270748A (en) Balancing type cam rotor pump
CN104266064A (en) Multistage cycloid gear pump structure
KR101692773B1 (en) Vane pump
JP2016048057A (en) Vacuum pump
CN215927775U (en) Vane type oil pump rotor
MXPA05013217A (en) Fluid pump and motor.

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20120926