CN104870821B - Roller plunger formula compressor with variable conveying power - Google Patents
Roller plunger formula compressor with variable conveying power Download PDFInfo
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- CN104870821B CN104870821B CN201380065474.8A CN201380065474A CN104870821B CN 104870821 B CN104870821 B CN 104870821B CN 201380065474 A CN201380065474 A CN 201380065474A CN 104870821 B CN104870821 B CN 104870821B
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- sliding block
- roller plunger
- cavity
- manipulation device
- roller
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- 230000008859 change Effects 0.000 claims description 20
- 230000033001 locomotion Effects 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000033228 biological regulation Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 description 12
- 238000007906 compression Methods 0.000 description 12
- 239000012530 fluid Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
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- 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
-
- 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
- F04C18/356—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 outer member
- F04C18/3562—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 outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
- F04C18/3564—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 outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
Roller plunger formula compressor with variable conveying power.The conveying power of modulation roller plunger formula compressor is bothersome, expensive and inaccurate in the prior art.This will be corrected.Therefore the present invention relates to roller plunger formula compressor, compressor housing (20) including roller plunger (10) and with cavity (21), the central axis of roller plunger (10) surrounding cavity (21) is supported by the way of it can rotate and/or track is run, and the sliding block (30) including being longitudinally oriented towards central axis (M), sliding block is arranged in the sliding block opening (22) of compressor housing (20) in the way of radial direction can be moved in cavity (21), cavity (21) is divided into the first subspace (V1) and the second subspace (V2) by sliding block (30) and roller plunger (10), provided with manipulation device (40), the cross-sectional area (F) being connected between the first subspace (V1) and the second subspace (V2) being arranged in sliding block (30) lift area can be changed by it.
Description
Technical field
The present invention relates to a kind of roller plunger formula compressor and a kind of side for being used to run this roller plunger formula compressor
Method.
Background technology
Roller plunger formula compressor is used for compression fluid, especially in cooling agent circulation.It is provided with and surrounds for this roller plunger
The circular cross section of one axis, the circular cross section has the first radius.This roller plunger is arranged in compressor housing, is
This compressor housing has the cavity of the circular cross section around central axis, and the circular cross section has the second radius.The
Two radiuses are more than the first radius.In addition, the diameter parallel of roller plunger in cavity central axis and sky is eccentric in a distance
The central axis extension of chamber.Eccentric distance essentially corresponds to the second radius and subtracts the first radius, thus can be revolved around central axis
Turn and/or can track operation (Orbitierbar) the roller plunger that support the wall of cavity is abutted in each rotation position
On
In addition, roller plunger formula compressor is characterised by a sliding block.This sliding block towards central axis longitudinally or
Say in the sliding block opening for orienting and being arranged on compressor housing in a longitudinal direction, can be radially from sliding block described in sliding block opening
On be moved in cavity.The elastic bearing of sliding block plays a part of abutting in sliding block side on roller plunger.Thus, housing is made
Cavity two sub-spaces are divided into by sliding block and roller plunger.Rotation and/or track operation by roller plunger can change
The volume of two sub-spaces relative to each other, thus can produce low pressure in one of the subspace, and in another subspace
Middle generation high pressure.
The suction opening led in compressor housing in a sub-spaces of cavity is adjacent to sliding block opening leads to cunning
The suction side at the block back side.In addition, on that side on the pressure side being disposed adjacent with sliding block opening, an outlet opening leads to cavity
Another subspace in.Check-valves is usually provided with this outlet opening.
The change of its power is problematic in roller plunger formula compressor.By known in the art, performing rotating speed can
The algorithm for power modulation of change.But expensive inverter/converter is needed for this.
Additionally, there are double roller piston compressor, two of which piston non-regularly (antizyklisch) is arranged on axle
On.But double roller piston compressor is expensive, and known algorithm for power modulation can only realize in two-stage.By from described
Sliding block is enduringly lifted on one of piston to reduce power with the component of determination.
The content of the invention
It is therefore an object of the present invention to, overcome the defect of prior art, and a kind of roller plunger formula compressor is provided,
It conveys power and can modulated by simple, cost advantages, efficient and reliable way.
The present invention relates to a kind of roller plunger formula compressor, it includes：Roller plunger, it is horizontal with the circle around an axis
Section, the circular cross section has the first radius；And compressor housing, with cavity, the cavity has around central axis
Circular cross section, the circular cross section has the second radius, wherein the second radius is more than the first radius, wherein, the roller is lived
The diameter parallel of plug in cavity central axis and with a distance be eccentric in cavity central axis extend, wherein, the roller
Piston is supported by the way of the central axis rotation and/or track operation of energy surrounding cavity, and the roller plunger formula is compressed
Machine includes a sliding block being longitudinally oriented towards the central axis, and it has front, the back side and end face, and the sliding block is with radially
The mode in cavity can be moved on direction to be arranged in the sliding block opening of compressor housing, wherein, the cavity passes through sliding block
It can be divided into the first subspace and the second subspace with roller plunger, and wherein, provided with a manipulation device, pass through the executor
Part can change the cross-sectional area being connected between the first subspace and the second subspace being arranged in slider stroke region.
It can be realized by the connection discharged in slider stroke region now, change, especially reduce the roller plunger
The conveying power or conveying capacity of formula compressor.Alternatively, the connection with the cross-sectional area determined can be used, it is continuous to realize
, limited overflowAlternatively or additionally, the company can be discharged in the determination corner that roller plunger revolves
Connect, the compression of reduction is thus realized in this anglec of rotation.Accordingly, it is capable to realize the conveying work(for modulating compressor in a straightforward manner
Rate.
Distance between the axis of roller plunger and the central axis of cavity preferably essentially corresponds to the second radius and subtracted
Remove the first radius.Thus, roller plunger is made hermetically to be contacted in each rotation position with compressor housing.Preferably pass through sky
Oil in chamber supports sealing, and oil also reduces the friction between roller plunger, sliding block and compressor housing.
In addition, the suction opening led in the cavity is formed in compressor housing, the suction opening and sliding block
Opening is disposed adjacently on the suction side at the back side of sliding block.Thus, very big rotation of the suction opening in roller plunger
Turn in scope to be connected with the first subspace.Here, the suction opening can be such that fluid is flowed into the first subspace of increase.Together
When, the outlet opening led in the cavity is formed in compressor housing, the outlet opening is adjacent to sliding block opening to be set
Put sliding block it is positive on the pressure side.Then, this outlet opening in the very big rotating range of roller plunger with second
Subspace is connected, and can be allowed from the second subspace discharge pressure.
In outlet opening, check-valves is preferably provided with so that the fluid of compression can not be back in the second subspace.
Thus it is obviously improved compression efficiency.
According to the improvement project of the present invention, coupled with sliding block to the manipulation device kinematics, wherein, the cross section
Product can be predetermined by changing the distance between the end face and roller plunger of sliding block.Here, the end face can be so formed,
So that the end face forms tangent contact line when being contacted with roller plunger, such as by sharp, rounding or circle
End face configuration.Using sliding block from the lifting of roller plunger, realize in a straightforward manner the first subspace and the second subspace it
Between connection.Reduce friction and wear simultaneously.In addition, lifting sliding block ratio can be with substantially more from compressor housing lifting piston
Simple and reliable mode is realized.
Preferably, the distance between the end face and roller plunger of sliding block is between the ultimate range of zero-sum one, wherein institute
State ultimate range and subtract the first radius corresponding to the second radius.Therefore, full compression horsepower is can reach when appearance distance is zero.And
If there is the ultimate range, then the first subspace is connected by a maximum with the second subspace and is connected to each other, because sliding
Block is sunk in compressor housing completely.Thus the energy loss in ultimate range state is avoided.Thus avoid maximum away from
It is high from the energy loss and compression efficiency in state.Thus it is basic to realize that power is adjusted in the pent anglec of rotation of sliding block
Section.Therefore according to the present invention in every turn since the top dead centre until sliding block described in the anglec of rotation determined is elevated.As long as sliding
Block is also opened, then therefore is not compressed.The sliding block partially opened can be also realized according to the present invention, but than above-mentioned complete opening
Or closing causes larger loss.
According to the more detailed configuration of the present invention, the end face using the regulation of manipulation device electricity in sliding block is lived with roller
The distance between plug.By electricity regulation, compression horsepower can be automated and accurately adjust.Especially when utilizing pressure sensor
When determining compression ratio, influence can be also corrected, for example, is influenceed caused by oily characteristic in the cavities and because abrasion makes cooperation
Influenceed caused by change.It can also quickly change the cross-sectional area of the connection using electricity regulation.Algorithm for power modulation is thus non-
Often flexibly.
According to the improvement project of the present invention, the manipulation device is coupled with adjustable distance piece kinematics, between being somebody's turn to do
Spacing body can be positioned between sliding block and roller plunger, and by the distance piece can change end face and roller plunger in sliding block it
Between distance.The distance piece allows：The stroke motion of sliding block itself is performed by the rotary motion of roller plunger.Therefore, institute
Distance piece is stated to be preferably fixed on sliding block and with the operating face for contact roller piston.Therefore, the sliding block is in itself
Withstood forces preferably on roller plunger direction, especially with spring.Removed and can be very good and reliably limited by distance piece
Distance between the end face and roller plunger of sliding block.This structure also can be extremely simple, favourable and is reliably achieved.Here,
The manipulation device be can be positioned on outside cavity, and the distance piece is for example manipulated using the push rod extended through sliding block.
In another modification of the present invention, the manipulation device is coupled with the valve kinematics that is arranged in sliding block, wherein
The cross-sectional area can be changed by the valve.In this configuration, realize in a straightforward manner in the first subspace and second
Overflow between subspace.For example it is contemplated that guiding valve in sliding block.Intersection point between sliding block and roller plunger can pass through this
Plant the infringement that valve scheme is protected against contact movement.In addition, thus also overflow can be realized by very small cross-sectional area, but
It is this because the residual of the oil film between roller plunger and the sliding block of lifting is not always ensured that.Therefore this is according to the present invention
Valve be applicable not only to alternatively, and be highlightedly combined with the sliding block of lifting, wherein, described be connected to is
Gap by the valve and between sliding block and roller plunger is constituted.
The manipulation device is preferably electric servomotor.This electric servomotor cost-effectively can be constituted and adjusted.
In addition, the electric servomotor allows quick adjustment time.If in addition, the sliding block and roller plunger kinematics ground coupling
Close, then the voltage occurred by analyzing on servo motor infers rotation position and the rotary speed of roller plunger in which can fall back.
Thus it may be implemented in synchronous between the rotary motion of roller plunger and the stroke motion of sliding block.
The more detailed configuration of the present invention is set：Electromagnet is used as manipulation device.Electromagnet can be realized very quick
Adjustment time, without machinery conversion.In addition, the sliding block opening can be constituted sealing cover in compressor housing so that
Without fluid effusion, it is used for sealing of the sliding block relative to compressor housing without expensive seal, the sliding block can be rubbed with small
Wiping is moved and realizes efficient compression.
In addition, according to an improvement project, the sliding block is flexibly supported.By flexibly supporting, roller plunger with
Synchronization between sliding block can be realized particularly simply, entirely dispensable due to kinematic coupling in other words.Due to sliding block with
Infringement is avoided by caused by errors present between roller plunger.In addition, only actively being grasped in one direction using manipulation device
Vertical it is sufficient that.The spring reacts on manipulation device as return spring.Here, the sliding block especially will be in roller plunger side
Upwards by flexibly loading force.Therefore, there is a pressure on top surface determined on roller plunger direction, wherein, the sliding block passes through
Its end face or distance piece can be placed on roller plunger.
The invention further relates to a kind of method for running roller plunger formula compressor, the roller plunger formula compressor bag
Include：Roller plunger, with the circular cross section around an axis, the circular cross section has the first radius；And compressor housing,
With cavity, the cavity has the circular cross section around central axis, and the circular cross section has the second radius, wherein second
Radius is more than the first radius, wherein the side that central axis rotation and/or track of the roller plunger with energy surrounding cavity are run
Formula is supported by, wherein the diameter parallel of the roller plunger in cavity central axis and be eccentric in a distance center of cavity
Axis extends, and the roller plunger formula compressor includes the sliding block being longitudinally oriented towards the central axis, and it has
Front, the back side and end face, the sliding block that the sliding block is arranged on compressor housing in the way of it can diametrically be moved in cavity are opened
In mouthful, wherein the cavity is divided into the first subspace and the second subspace by sliding block and roller plunger, wherein the roller
The central axis rotation or track operation of piston surrounding cavity, and wherein set by using the manipulation to manipulation device to change
The cross-sectional area being connected between the first subspace and the second subspace in slider stroke region is put, so as to change the rolling
The conveying power or conveying capacity of sub- piston compressor.
By discharging or changing the connection in the lift area of sliding block, it can realize now：Change roller plunger compression
The conveying power or conveying capacity of machine.Alternatively, the connection with a cross-sectional area determined can be used, for realize it is continuous,
Limited overflow.Alternatively or additionally, the connection only can be discharged in the anglec of rotation of the determination of roller plunger so that at this
Without compression during the individual anglec of rotation.Therefore the conveying power of modulation compressor is realized in a straightforward manner.Additionally, can be in suction
The connection is discharged in the roller plunger anglec of rotation between opening and outlet opening, for improving efficiency.In this anglec of rotation
Suction opening is directly connected to original be in by cavity of outlet opening.Therefore, in the pressure span constituted with this anglec of rotation
Only consumption can be by the unnecessary energy that discharges the connection and save for compression with the fluid in inhalation area and expansion.
Determine to slide in the invention expansion scheme according to the present invention, when contacting by between sliding block and roller plunger existing
The peak excursion of block, realizes the synchronous of the motion of sliding block and the rotary motion of roller plunger.Rotation position in peak excursion
It is enough effectively and accurately to determine accurate turned position.There are different manipulation devices in roller plunger and sliding block, especially work as cunning
The motion of block can accurately be adjusted with the motion of roller plunger when kinematics/mechanical aspects are not coupled, also by the synchronization to exist
Degree of overflow between first subspace and the second subspace.
According to an improvement project of the inventive method, alternatively or additionally provide, by being deposited in sliding block with roller plunger
In contact, voltage of the analysis in manipulation device, makes the motion of sliding block synchronous with the rotary motion of roller plunger.As long as in cunning
Exist between block and roller plunger and contact, then the electricity for moving and thus sensing in manipulation device by sliding block caused by kinematics
Pressure, the rotation position of deducibility roller plunger.And if then so manipulating the manipulation device so that lived in sliding block and roller
No longer there is contact between plug, then the rotation position value of roller plunger as actual as possible is presented in circuit, the value is contacted in next time
When can update again.
Brief description of the drawings
Accompanying drawing shows to show in embodiments of the invention and accompanying drawing：
Fig. 1 roller plunger formula compressors, with the valve in the sliding block and sliding block that can be moved by manipulation device；With
Fig. 2 roller plunger formula compressors, with manipulation device and distance piece.
Embodiment
Roller plunger formula compressor 1 is shown respectively in Fig. 1 and 2, and it has compressor housing 20, roller plunger 10 and sliding block
30.Compressor housing 20 has cavity 21, and the cavity has the circular cross section around a central axis M, the circular cross section
With the second radius R2.Roller plunger 10 is arranged in cavity 21 and with the circular cross section around an axis A, the circle
Cross section has the first radius R1, wherein the first radius R1 is less than the second radius R2.In addition, the axis A of roller plunger 10 is parallel
In cavity 21 central axis M and be eccentric in apart from a1 cavity 21 central axis M position.As seen, in rolling
The distance between the axis A of sub- piston 10 and the central axis M of cavity 21 a1, i.e. offset is essentially the second radius R2 and subtracts the
Radius R1.
Roller plunger 10 can surrounding cavity 21 central axis M rotation and/or track be operably supported by.In track operation
The central axis M of the surrounding cavity 21 of roller plunger 10 rotation and roller plunger 10 surround itself of its own axis A during supporting
Rotation is decoupled.Thus make supporting slightly more complexization, but thus can reduce roller plunger 10, compressor housing 20 and sliding block 30
Between friction.
Above-mentioned sliding block 30 has front 31, the back side 32 and end face 33.This outer slide towards central axis M longitudinally in other words
Orient in a longitudinal direction, and be movable in radial directions and the sliding block of compressor housing 10 is arranged in cavity 21 opens
In mouth 22.From there through sliding block 30 and roller plunger 10 cavity 21 can be made to be divided into the first subspace V1 and the second subspace V2.It is existing
In the rotation by roller plunger 10 on shown direction of rotation, the first subspace V1 formation suction side 35, the second subspace V2
Form on the pressure side 34.
Suction opening 23 and outlet opening 24 are adjacent to sliding block opening 22 is directed through compressor housing 20, and leads to
In cavity 21.Suction opening 23 is adjacent to be located on the suction side 35 at the back side 32 of sliding block 30 on the side of sliding block opening 22.And arrange
Go out opening 24 and sliding block opening 22 and be adjacently located on the pressure side on 34 of the front 31 of sliding block 30.Set in this outlet opening 24
There is check-valves 25.
In addition, Fig. 1 and 2 jointly, is respectively equipped with manipulation device 40, it can be changed by the manipulation device and be arranged on sliding block
The cross-sectional area F of the connection 50 between the first subspace V1 and the second subspace V2 in 30 lift areas.
According to Fig. 1, coupled with sliding block 30 to the kinematics of manipulation device 40, wherein end face 33 and rolling by changing sliding block 30
The distance between sub- piston 10 a2 can change cross-sectional area F.The especially electric servomotor 41 of manipulation device 40, the electric servomotor
It is made up of electromagnet 42.Influenceed particularly by sliding block 30 from the lifting of roller plunger 10 apart from a2.Therefore, sliding block 30 is not herein
Taken again by its end face 33 and roller plunger 10.But only realize that sliding block 30 is moved by manipulation device 40, typically without cunning
Mechanical couplings between block 30 and roller plunger 10.
Additionally, manipulation device 40 is made to be coupled by push rod 71 with the kinematics of valve 70 that is arranged in sliding block 30, thus
Also cross-sectional area F can be changed by valve 70.When there is gap on whole axial length between sliding block 30 and roller plunger 10,
Valve 70 can be designed to cross-sectional areas shorter and with very much smaller and thinner dosages.In the end face 33 and roller of sliding block 30
The distance between piston 10 a2 is located between zero to one ultimate range, wherein the ultimate range corresponds at least to the second radius R2
Subtract the first radius R1.
It is the elastic bearing that sliding block 30 is set using spring 80 first unlike this in fig. 2.This spring is lived in roller
Fill on 10 directions with power loading sliding block 30.Rotate in roller plunger 10/track operation when sliding block 30 always move in cavity 21
Until backstop.In order to set up and change apart from a2 between the end face 33 and roller plunger 10 of sliding block 30, manipulation device 40 passes through
Push rod 61 is coupled with the adjustable kinematics of distance piece 60.Distance piece 60 can be positioned between sliding block 30 and roller plunger 10.Between
Spacing body is especially supported in sliding block 30 and can be shifted out from sliding block.Here, the axially extending size of distance piece 60 is less than
The extension size of sliding block 30.
The present invention is not limited to one of these embodiments, but can change in many ways.It especially can also make distance piece
60 combine with valve 70, but or can also abandon both.
Not only can be by the roller plunger formula compressor according to Fig. 1 and 2, and one kind side can be performed by combining and changing
The central axis M rotations or track operation of method, the in the method surrounding cavity 21 of roller plunger 10, and pass through in the method
Change the first subspace V1 being arranged in the lift area of sliding block 30 and the second subspace using the manipulation to manipulation device 40
The cross-sectional area F of connection 50 between V1, so as to change the conveying power of roller plunger formula compressor 1.
Especially in embodiment variant, wherein sliding block 30 is not present in the position lifted from roller plunger 10 and lived with roller
Machinery or the kinematics connection of plug 10, a kind of method supplement are meaningful, the wherein motion of sliding block 30 and roller plunger 10
Rotary motion determines the peak excursion of sliding block 30 by synchronization when being contacted by existing between sliding block 30 and roller plunger 10.This
It is synchronous also to be realized by the presence of the voltage in manipulation device 40 is analyzed when contacting between sliding block 30 and roller plunger 10,
Because causing the induction in manipulation device 40 by slide block movement.
Claims (18)
1. a kind of roller plunger formula compressor (1), including
A) roller plunger (10), with the circular cross section around an axis (A), the circular cross section has the first radius
(R1), and
B) compressor housing (20), with cavity (21), the cavity has the circular cross section around central axis (M), the circle
Shape cross section has the second radius (R2),
Wherein the second radius (R2) is more than the first radius (R1),
The axis (A) of wherein described roller plunger (10) parallel to cavity (21) central axis (M) and with a distance
(a1) the central axis extension of cavity is eccentric in,
Side of the central axis (M) of wherein described roller plunger (10) surrounding cavity (21) can rotate and/or track is run
Formula is supported by,
And including
C) sliding block (30) being longitudinally oriented towards the central axis (M), it has positive (31), the back side (32) and end face
(33), the sliding block is arranged on the sliding block of compressor housing (10) in the way of it can be moved in radial directions in cavity (21) and opened
In mouthful (22), wherein the cavity (21) can be divided into the first subspace (V1) and the by sliding block (30) and roller plunger (10)
Two subspaces (V2),
Characterized in that, provided with a manipulation device (40), can be changed by the manipulation device and be arranged on sliding block (30) lift area
In the connection (50) between the first subspace (V1) and the second subspace (V2) cross-sectional area (F),
The manipulation device (40) couples with distance piece (60) kinematics that can be adjusted, and the distance piece can be positioned at sliding block
(30) between roller plunger (10), and the end face (33) and roller plunger in sliding block (30) can be changed by the distance piece
(10) the distance between (a2).
2. roller plunger formula compressor (1) as claimed in claim 1,
Characterized in that, manipulation device (40) kinematics coupled with sliding block (30), wherein the cross-sectional area (F) can lead to
Cross and change predetermined at the distance between end face (33) and the roller plunger (10) of sliding block (30) (a2).
3. roller plunger formula compressor (1) as claimed in claim 2,
Characterized in that, it is maximum to be in zero-sum one at the distance between the end face (33) and roller plunger (10) of sliding block (30) (a2)
Between distance, wherein the ultimate range subtracts the first radius (R1) corresponding to the second radius (R2).
4. roller plunger formula compressor (1) as claimed in claim 2 or claim 3,
Characterized in that, using the regulation of the manipulation device (40) electricity sliding block (30) end face (33) and roller plunger (10) it
Between distance (a2).
5. the roller plunger formula compressor (1) as any one of above-mentioned claims 1 to 3,
Characterized in that, the manipulation device (40) couples with valve (70) kinematics being arranged in sliding block (30), wherein
The cross-sectional area (F) can be changed by the valve (70).
6. the roller plunger formula compressor (1) as any one of above-mentioned claims 1 to 3,
Characterized in that, the manipulation device (40) is electric servomotor (41).
7. the roller plunger formula compressor (1) as any one of above-mentioned claims 1 to 3,
Characterized in that, the manipulation device (40) is electromagnet (42).
8. the roller plunger formula compressor (1) as any one of above-mentioned claims 1 to 3,
Characterized in that, the sliding block (30) is flexibly supported.
9. a kind of roller plunger formula compressor (1), including
A) roller plunger (10), with the circular cross section around an axis (A), the circular cross section has the first radius
(R1), and
B) compressor housing (20), with cavity (21), the cavity has the circular cross section around central axis (M), the circle
Shape cross section has the second radius (R2),
Wherein the second radius (R2) is more than the first radius (R1),
The axis (A) of wherein described roller plunger (10) parallel to cavity (21) central axis (M) and with a distance
(a1) the central axis extension of cavity is eccentric in,
Side of the central axis (M) of wherein described roller plunger (10) surrounding cavity (21) can rotate and/or track is run
Formula is supported by,
And including
C) sliding block (30) being longitudinally oriented towards the central axis (M), it has positive (31), the back side (32) and end face
(33), the sliding block is arranged on the sliding block of compressor housing (10) in the way of it can be moved in radial directions in cavity (21) and opened
In mouthful (22), wherein the cavity (21) can be divided into the first subspace (V1) and the by sliding block (30) and roller plunger (10)
Two subspaces (V2),
Characterized in that, provided with a manipulation device (40), can be changed by the manipulation device and be arranged on sliding block (30) lift area
In the connection (50) between the first subspace (V1) and the second subspace (V2) cross-sectional area (F),
The manipulation device (40) couples with valve (70) kinematics being arranged in sliding block (30), wherein passing through the valve
(70) cross-sectional area (F) can be changed.
10. roller plunger formula compressor (1) as claimed in claim 9,
Characterized in that, manipulation device (40) kinematics coupled with sliding block (30), wherein the cross-sectional area (F) can lead to
Cross and change predetermined at the distance between end face (33) and the roller plunger (10) of sliding block (30) (a2).
11. roller plunger formula compressor (1) as claimed in claim 10,
Characterized in that, it is maximum to be in zero-sum one at the distance between the end face (33) and roller plunger (10) of sliding block (30) (a2)
Between distance, wherein the ultimate range subtracts the first radius (R1) corresponding to the second radius (R2).
12. the roller plunger formula compressor (1) as described in claim 10 or 11,
Characterized in that, using the regulation of the manipulation device (40) electricity sliding block (30) end face (33) and roller plunger (10) it
Between distance (a2).
13. the roller plunger formula compressor (1) as any one of above-mentioned claim 9-11,
Characterized in that, the manipulation device (40) is electric servomotor (41).
14. the roller plunger formula compressor (1) as any one of above-mentioned claim 9-11,
Characterized in that, the manipulation device (40) is electromagnet (42).
15. the roller plunger formula compressor (1) as any one of above-mentioned claim 9-11,
Characterized in that, the sliding block (30) is flexibly supported.
16. the method for running the roller plunger formula compressor (1) as any one of above-mentioned claim,
It is characterized in that following steps：
Central axis (M) rotation and/or track operation of roller plunger (10) surrounding cavity (21)；With
Change by using the manipulation to manipulation device (40) be arranged on it is empty in the first son in sliding block (30) lift area
Between connection (50) between (V1) and the second subspace (V2) cross-sectional area (F), so as to change the roller plunger formula compressor
(1) conveying power.
17. method as claimed in claim 16,
It is characterized in that following steps：
The peak excursion of sliding block (30) is determined when being contacted by existing between sliding block (30) and roller plunger (10), makes sliding block
(30) motion is synchronous with the rotary motion of roller plunger (10).
18. the method as described in claim 16 or 17,
It is characterized in that following steps：
Electricity of the analysis in the manipulation device (40) when being contacted by existing between sliding block (30) and roller plunger (10)
Pressure, makes the motion of sliding block (30) synchronous with the rotary motion of roller plunger (10).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201210024704 DE102012024704A1 (en) | 2012-12-18 | 2012-12-18 | Rotary piston compressors with variable capacity |
| DE102012024704.4 | 2012-12-18 | ||
| PCT/EP2013/074968 WO2014095294A2 (en) | 2012-12-18 | 2013-11-28 | Rolling piston compressor with modifiable delivery volume |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104870821A CN104870821A (en) | 2015-08-26 |
| CN104870821B true CN104870821B (en) | 2017-09-12 |
Family
ID=49681025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380065474.8A Expired - Fee Related CN104870821B (en) | 2012-12-18 | 2013-11-28 | Roller plunger formula compressor with variable conveying power |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2935892B1 (en) |
| CN (1) | CN104870821B (en) |
| DE (1) | DE102012024704A1 (en) |
| WO (1) | WO2014095294A2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768566B (en) * | 2017-03-15 | 2023-05-05 | 广西大学 | Friction force measuring device for sliding vane and sliding chute of rolling piston compressor |
| CN110307155A (en) * | 2019-08-07 | 2019-10-08 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of compressor becomes cylinder structure and compressor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1467379A (en) * | 2002-07-09 | 2004-01-14 | ���ǵ�����ʽ���� | Variable capacity rotary compressor |
| CN1815029A (en) * | 2005-02-03 | 2006-08-09 | 李玉斌 | Slip-sheet for rotary compressor |
| EP2295720A1 (en) * | 2008-05-19 | 2011-03-16 | Panasonic Corporation | Two-stage rotary expander, expander-integrated compressor, and refrigeration cycle device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2946906C2 (en) * | 1979-11-21 | 1985-02-14 | Bitzer Kühlmaschinenbau GmbH & Co KG, 7032 Sindelfingen | Rotary compressor |
| FR2655093A1 (en) * | 1989-11-28 | 1991-05-31 | Conception Applic Tech Electro | ROTATING MACHINE WITH ROLLING PISTON. |
| JP2008157101A (en) * | 2006-12-22 | 2008-07-10 | Toshiba Kyaria Kk | Rotary compressor and refrigerating cycle device |
| KR100816656B1 (en) * | 2006-12-27 | 2008-03-26 | 엘지전자 주식회사 | Modulation type rotary compressor |
| KR101116215B1 (en) * | 2007-02-14 | 2012-03-06 | 삼성전자주식회사 | rotary compressor |
| JP2011064184A (en) * | 2009-09-18 | 2011-03-31 | Toshiba Carrier Corp | Compressor and refrigerating cycle device |
-
2012
- 2012-12-18 DE DE201210024704 patent/DE102012024704A1/en not_active Ceased
-
2013
- 2013-11-28 EP EP13798644.4A patent/EP2935892B1/en not_active Not-in-force
- 2013-11-28 CN CN201380065474.8A patent/CN104870821B/en not_active Expired - Fee Related
- 2013-11-28 WO PCT/EP2013/074968 patent/WO2014095294A2/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1467379A (en) * | 2002-07-09 | 2004-01-14 | ���ǵ�����ʽ���� | Variable capacity rotary compressor |
| CN1815029A (en) * | 2005-02-03 | 2006-08-09 | 李玉斌 | Slip-sheet for rotary compressor |
| EP2295720A1 (en) * | 2008-05-19 | 2011-03-16 | Panasonic Corporation | Two-stage rotary expander, expander-integrated compressor, and refrigeration cycle device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014095294A2 (en) | 2014-06-26 |
| EP2935892B1 (en) | 2019-06-12 |
| CN104870821A (en) | 2015-08-26 |
| DE102012024704A1 (en) | 2014-06-18 |
| WO2014095294A3 (en) | 2014-12-31 |
| EP2935892A2 (en) | 2015-10-28 |
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