CN107109941A - Fluid compression engine - Google Patents
Fluid compression engine Download PDFInfo
- Publication number
- CN107109941A CN107109941A CN201580069612.9A CN201580069612A CN107109941A CN 107109941 A CN107109941 A CN 107109941A CN 201580069612 A CN201580069612 A CN 201580069612A CN 107109941 A CN107109941 A CN 107109941A
- Authority
- CN
- China
- Prior art keywords
- rotor
- motor
- sealing ring
- ring
- seal
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/02—Pumps characterised by combination with or adaptation to specific driving engines or motors
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
-
- 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
- F04C29/0085—Prime movers
-
- 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/04—Compression machines, plants or systems with non-reversible cycle with compressor of rotary type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/10—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth equivalents, e.g. rollers, than the inner member
- F04C18/107—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth equivalents, e.g. rollers, than the inner member with helical teeth
-
- 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
- F04C18/3441—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 one line or continuous surface substantially parallel to the axis of rotation
-
- 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
- F04C2240/00—Components
- F04C2240/10—Stators
-
- 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
- F04C2240/00—Components
- F04C2240/20—Rotors
-
- 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
- F04C2240/00—Components
- F04C2240/50—Bearings
- F04C2240/56—Bearing bushings or details thereof
Abstract
A kind of device, described device includes motor, and the motor includes rotor, stator and compression set, and the compression set includes discharge chambe and compression mechanism.The discharge chambe is located in the rotor of motor or stator.
Description
Cross-reference to related applications
This application claims the priority of the U.S. Patent Application No. 14/921,302 proposed on October 23rd, 2015, according to
35U.S.C. § 119 (e), aforementioned application number is enjoyed in proposition on October 24th, 2014 for 14/921,302 U.S. Patent application
U.S. Application No. 62/068,375 priority.Here, by reference, the content of the two applications is all included
In this application.
Technical field
The present invention relates to fluid compression engine, in particular to a kind of by the motor of fluid compression to driving compressor
Fluid compression engine in discharge chambe.
Background technology
Fluid compression engine of the prior art generally includes the discharge chambe for compression fluid, and the electricity separated with discharge chambe
Motivation, the motor is used for drive device by fluid compression to discharge chambe.Compressor including the two separating mechanisms, it is overall
Bulky and cost is high.Therefore, the present inventor finds a kind of electricity that compression set is arranged on to driving compression set
Mode in motivation.
The content of the invention
One aspect of the present invention include a kind of compressor, compressor include motor, the motor include rotor and
Stator, compressor also includes compression set, and the compression set includes discharge chambe and compression mechanism.The discharge chambe is located at electronic
In the rotor or stator of machine.
Brief description of the drawings
For those skilled in the art, by referring to accompanying drawing, to the subject matter in specification, including optimal implementation
Example, is described in detail and fully discloses.Wherein：
Fig. 1 is the perspective view of one embodiment of the present of invention；
Fig. 2 is the side sectional view of embodiment in Fig. 1；
Fig. 3 is the perspective view before each part assembling of embodiment illustrated in fig. 1；
The top view of discharge chambe when Fig. 4 starts for compression circulation；
The top view of discharge chambe continuous position during Fig. 5-7 circulates for compression；
The top view of discharge chambe at the end of Fig. 8 circulates for compression；
Fig. 9 is the perspective view for showing cooling fluid fan and the rotor of cooling fluid inlet；
Figure 10 is applied to the structural representation of axial flow compressor for the present invention；
Figure 11 is applied to the structural representation of screw compressor for the present invention；
Figure 12 A-12G are the structural representation of seal first embodiment of the present invention；
Figure 13 A-13F are the mobile schematic diagram of sealing ring in Figure 12 A-12G illustrated embodiments；
Figure 14 is the structural representation of one embodiment of the invention middle (center) bearing；
Figure 15 and Figure 15 A are the structural representation of seal second embodiment of the present invention；
Figure 16 and Figure 16 A are the embodiment of bearing of the present invention；
Figure 17 A- Figure 17 E are the structural representation of the second embodiment of the seal of the present invention；
Figure 18 A- Figure 18 G are the structural representation of the 3rd embodiment of the seal of the present invention；
Figure 19 be one embodiment of the present of invention in discharge chambe stator interior top view.
Embodiment
Typical embodiment to present subject matter is described in detail, and wherein one or more embodiments are by accompanying drawing
Represent or explanation.Each embodiment contributes to the explanation to present subject matter, but subject of the present invention is not limited to above implementation
Example.In fact, those skilled in the art knows, and in the case of without departing from the scope of the present invention or spirit, master of the invention
Topic can be so that various changes can be made and modification.For example, some technical characteristics and another reality that illustrate in one embodiment or describe
Apply example to be combined, a more preferred embodiment can be obtained.Therefore, every equivalent change done according to present invention
With modification, it is encompassed by protection scope of the present invention.
Fig. 1-9 describes the present invention and applies the first embodiment in rotary compressor.However, present invention can apply to many
Compressor is planted, is included but is not limited to：Turbo-compressor, screw compressor, axial flow compressor and helical-lobe compressor.For example, Figure 10-
11, which respectively describe the present invention, applies the embodiment in axial flow compressor and screw compressor.As shown in figs. 10-11, respective
In compressor, compression mechanism 200 is located in motor 250.As shown in every width accompanying drawing, compressor includes compression mechanism, the pressure
Contracting mechanism is located in the rotor of the motor of driving compression mechanism or stator, and this is an aspect of of the present present invention.
In embodiment as shown in figs 1-9, rotary compressor 100 includes housing 10, and housing 10 is by lower house 12, main casing
14 and upper shell 16 constitute.Lower house 12 includes fluid intake 13, and upper shell 16 includes fluid issuing 17.Reality shown in Fig. 1-9
Three partial shells that example includes being assembled together are applied, but other devices are probably known in the prior art.These modifications are contained
Lid is within the scope of the invention.
As shown in figs 1-9, the rotating shaft 20 for motor 30 is provided with housing, motor 30 includes stator 32 and rotor
34.Rotating shaft 20 includes being used to receive the lower cavity part 22 of gas, and the gas is entered by entrance 13, and the gas will be by
Compression.Rotating shaft 20 also includes the upper cavity part 24 for being used to receive compression fluid, and the compression fluid is flowed to by valve 40
Body outlet 17.Further, rotating shaft 20 also includes the groove 26 for being used to install flat spring 27 and blade 28.
Motor 30 can be single-speed motor, multi-speed or variable speed electric motors, particularly.In addition, motor 30 can be any type of electricity
Motivation, including but not limited to induction conductivity, permanent magnet motor, brushless direct current motor and switched reluctance motor.
Electric current flows through motor 30, and rotor 34 is rotated, and blade 28 will be moved forward, and be returned under the bias of flat spring 27
Groove 26.The outer rim of blade 28 will keep contacting with the inner surface of discharge chambe 36, and discharge chambe 36 is located in rotor 34.Along rotor shaft direction
Upper observation, the cross section of discharge chambe 36 is substantially circular, but center and the axis deviation of rotating shaft 20 of discharge chambe 36.Therefore,
Discharge chambe 36 does eccentric rotary during each compression circulation around the center of rotating shaft 20, as Figure 4-8.
As shown in figs 1-9, blade 28 is biased in the presence of flat spring 27, and this biasing can also pass through spiral bullet
The pressure of spring, gas or liquid realizes, gas or liquid that such as compressor is produced.These modifications are covered in the scope of the present invention
It is interior.
As shown in figure 4, at the beginning of the cycle, blade 28 separates lower cavity part 22 and upper cavity part 24, this
Sample, fluid initially enters discharge chambe 36, rather than flows directly into fluid issuing 17.When rotor 34 rotates, blade makes fluid body
Product is shunk, compression fluid, as illustrated in figs. 5-7.When rotor 34 continues to rotate simultaneously compression fluid, fluid enters upper cavity part
24, as shown in Figure 8.Now, the compression fluid is then flowed out by valve 40 from discharge chambe 36.
The outer wall of discharge chambe 36 is entity sleeve 36A (as shown in figure 14), the metal for such as preventing fluid from leaking.This and tradition
Only have laminated construction motor rotor it is entirely different.Particularly, entity sleeve 36A material can be steel.
In embodiment as shown in figs 1-9, the volume of compressor is 10in3.In other embodiments, the appearance of compressor
Product is 0.5-200in3.Applying in the inventive embodiments of screw compressor, volume is higher, and efficiency is higher.Finally, very
Under big volume, embodiments of the invention go for helical-lobe compressor.Compressor can be with compression refrigerant as shown in figs 1-9
Fluid, such as R-400 series or the serial refrigerants of R-500.Other fluids can also be compressed simultaneously, these modifications are all the present invention's
In the range of.Further, Partial shrinkage machine part extends to the length more than rotor and/or stator, bigger to allow
Volume and independent of the size of rotor and stator.For example, Figure 10 shows an axial flow compressor, wherein compression mechanism 200
Two ends exceeded the end of motor 250 in the longitudinal direction.
In one embodiment that the present invention is provided, rotor also includes cooling fluid fan 50, for driving cooling fluid
Rotor 34 is flowed through to cool down internal rotor.As shown in figure 9, cooling fluid fan 50 includes blade 52, in the base position of fan 50
There is hole 54.The blade part relative with the top of rotor 34 is that the blade with hole 54 can be by rotor on acute angle, therefore base
Cooling fluid outside 34 captures and is driven into hole 54.Rotor 34 can have passage, and the passage is connected with hole 54, for cooling down
Fluid passes through and cools down internal rotor.Then, cooling fluid can be by the hole 56 at the lower surface of rotor 34 (such as Figure 14 institutes
Show) outflow.Cooling fluid can be the combination of oil, refrigerant or lubricating fluid, or these fluids.
As shown in figure 9, rotor 34 has single hole 54, hole 54 is located at the base position of a blade in 6 blades 52.So
And, in other embodiments, multiple blades 52 can have multiple holes in its base, and each blade in such as 6 blades is at it
Base all has a hole.Further, the angle of the top of rotor 34 and each fluid blade is between 0-90 degree.It is all this
A little modifications are within.
Figure 12 A-12G are the enlarged drawing of one embodiment of seal 80 shown in Fig. 1.Seal 80 includes upper circle 82,
Lower circle 84, sealing ring 86 and O circles 88, O circles 89.Upper circle 82 includes being centered around the annular groove 82A of periphery and is centered around inner circumferential
Annular groove 82B.Lower circle 84 includes being centered around the annular groove 84A of inner circumferential and is centered around the annular groove 84B of periphery.O circles 88
Positioned at groove 82B, upper circle 82 is attached in rotating shaft with contacting frictional sealing, makes circle 82 as rotor is rotated.O encloses 89
In groove 84B, for sealing the interface (as shown in figure 14) between lower circle 84 and upper bearing (metal) port 92.As shown in Figure 13 A-13F,
When motor is closed, sealing ring 86 is originally located in the groove 82A of circle.When the motor is operated, splitting on sealing ring 86
Seam 86A makes the diameter of sealing ring 86 increase with the rotation of rotor, causes to enclose 84 under at least being partly into of sealing ring
Groove 84A, this allows sealing ring that any pollutant can be prevented through the interface of Shang Quan and lower circle.
Figure 14 is bearing 90A and 90B enlarged drawing.In the embodiment as shown in Fig. 1-9 and Figure 12-14, bearing 90A and
90B can be copper sheathing, the sliding bearing for having lubricating oil, sleeve pipe.The bearing is also possible that such as magnetic, oil-free, sealed rolling
Bearing.All such modifications are within.
Upper bearing (metal) 90A supports the upper end of rotor 34, and lower bearing 90B supports the lower end of rotor 34.Relative to traditional bearing, axle
The position for holding 90A and 90B is more nearly.As shown in figure 14, prolong at the opening that each bearing 90A and 90B is often held through rotor 34
The position of rotating shaft 20 in the center channel of rotor 34 is extended, this makes, and bearing operation is more steady and load is less.In addition, relative to biography
Unite bearing, bearing 90A and 90B diameter and length it is bigger there is provided support force also accordingly increase.As shown in figure 14, upper bearing (metal)
90A is adjacent with upper bearing (metal) port 92, and the material of upper bearing (metal) port can be steel；Lower bearing 90B is adjacent with lower bearing port 94, under
The material of bearing port can also be steel.In embodiment as shown in figure 14, rotor 34 also includes and bearing 90A and 90B base
This is in the aluminium rotor end ring 34A of sustained height, and this part rotor 34 between bearing 90A and 90B can be steel lamination
34B, as described above, rotor 34 also includes steel bushing 36A, steel bushing 36A provides the outer wall of discharge chambe.
Figure 15 and 15A is the second embodiment of seal of the present invention.As shown in Figure 17 A, seal 180 includes outer
Circle 184 and inner ring 182.Inner ring 182 include the surface 182A that is in contact with the surface 184A of outer ring 184 there is provided seal use
It is oily from compressor leakage in preventing.Surface 182A and 184A angle, Ke Yishi is 20 ° such as relative to vertical direction.In addition,
Other structures are also in the scope described in the claims in the present invention.In the embodiment shown in Figure 15 and 15A, O circles are located at respectively
In the inner surface of inner ring and the groove of the outer surface of outer ring.
Figure 16 and 16A is the embodiment of the sealed bearings in the present invention, and bearing 280 is including being located at inner ring 286 and outer ring 284
Between metal ball 282.
Figure 18 A-18G are the 3rd embodiment of seal of the present invention.Seal 380 includes inner ring 382, outer ring 384 and close
Seal 388.Outer ring 384 includes the surface 384A being in contact with sealing ring 388, and inner ring 382 includes also being in contact with sealing ring 388
Surface 382A.Therefore, sealing ring 388 can prevent oil from being leaked by inner ring and the intersection of outer ring.In one embodiment,
Surface 382A and surface 384A are with a vertical 45° angle.Other structures are also within the scope of the claims.
Figure 19 is embodiment of the discharge chambe that provides of the present invention in the stator in motor, rather than as shown in figs 1-9
In rotor.Compressor 500 includes the discharge chambe 536 being located in stator 532, and the stator 532 is located in rotor 534.Leaf
Piece 528 in the inside and outside movement of rotating shaft 520 by expanding and compressing the border of discharge chambe 536.Therefore, discharge chambe is located in stator
Compressor can be operated with the similar manner of compressor shown in Fig. 1-9.
The present invention describes theme of the present invention, including optimal embodiment by embodiment, and makes this area
Technical staff easily put into practice theme of the present invention, including make and using any equipment or system and perform any merging
And/or correlating method.Subject of the present invention is described in detail by specific embodiment, it is clear that, the skill of this area
Art personnel can carry out impartial replacement, change and modification on the basis of foregoing invention is understood to above-described embodiment.Therefore, originally
The scope of invention is to be disclosed rather than limited by embodiment by way of embodiment, and disclosed theme is not excluded for this area
The change to subject of the present invention, modification that technical staff will be readily apparent, and/or increase.
Claims (10)
1. a kind of device, it is characterised in that described device includes motor, the motor includes rotor, stator and compression dress
Put, the compression set includes discharge chambe and compression mechanism, the discharge chambe is located in the rotor of motor or stator.
2. device according to claim 1, it is characterised in that the discharge chambe is located in the rotor of motor.
3. device according to claim 1, it is characterised in that the discharge chambe is located in the stator of motor.
4. device according to claim 1, it is characterised in that described device also includes seal, the seal includes
Inner ring and outer ring.
5. device according to claim 4, the seal also includes sealing ring, the sealing ring be placed in the inner ring and
Between the outer ring, motor is opened, and sealing ring can change position.
6. device according to claim 5, it is characterised in that motor is closed, the sealing ring is located at inner ring, motor
Open, the part circle body of the sealing ring is moved to the position of outer ring by the position of inner ring.
7. device according to claim 4, it is characterised in that the seal also includes several metal balls, the gold
Belong to ball to be located between inner ring and outer ring.
8. device according to claim 4, it is characterised in that the seal also includes sealing ring, the sealing ring with
Inner peripheral surface and outer peripheral surface are in contact.
9. a kind of device, it is characterised in that described device includes motor, the motor includes rotor, stator and rotating shaft, institute
Stating rotor includes center channel, and an at least part for rotating shaft is located in the center channel of rotor；
Upper bearing (metal) supports the upper end of rotor, and upper bearing (metal) is extended in the upper end of the center channel of rotor；And
Lower bearing supports the lower end of rotor, and lower bearing is extended in the lower end of the center channel of rotor.
10. a kind of device, it is characterised in that described device includes motor, the motor includes rotor, stator and sealing
Part, the seal includes Shang Quan, lower circle and sealing ring, and the sealing ring is located in the annular groove of upper circle periphery；Outside upper circle
The annular groove enclosed is adjacent with the annular groove of lower circle inner circumferential, so, when upper circle rotates with rotor, and at least the one of sealing ring
In the annular groove for being partially moved to lower circle inner circumferential, sealing ring is used for sealing the interface of Shang Quan and lower circle.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462068375P | 2014-10-24 | 2014-10-24 | |
| US62/068,375 | 2014-10-24 | ||
| PCT/US2015/057110 WO2016065257A1 (en) | 2014-10-24 | 2015-10-23 | Fluid compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107109941A true CN107109941A (en) | 2017-08-29 |
Family
ID=59381735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580069612.9A Pending CN107109941A (en) | 2014-10-24 | 2015-10-23 | Fluid compression engine |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP3209864A4 (en) |
| CN (1) | CN107109941A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2420124A (en) * | 1944-11-27 | 1947-05-06 | Coulson Charles Chilton | Motor-compressor unit |
| US2898032A (en) * | 1955-09-29 | 1959-08-04 | Bbc Brown Boveri & Cie | Sealed motor-compressor unit |
| JPH01211683A (en) * | 1988-02-19 | 1989-08-24 | Matsushita Refrig Co Ltd | Rotary compressor |
| CN1530549A (en) * | 2003-03-14 | 2004-09-22 | ��ʿͨ�����ɷ�����˾ | Vortex compressor |
| US20050201884A1 (en) * | 2004-03-09 | 2005-09-15 | Dreiman Nelik I. | Compact rotary compressor with carbon dioxide as working fluid |
| US20080063330A1 (en) * | 2006-09-07 | 2008-03-13 | Orlowski David C | Bearing monitoring method |
| CN201339717Y (en) * | 2008-12-26 | 2009-11-04 | 艾志工业技术集团有限公司 | Integral type labyrinth seal |
| CN102472278A (en) * | 2009-08-10 | 2012-05-23 | Lg电子株式会社 | Compressor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221095A (en) * | 1989-06-14 | 1993-06-22 | Inpro Companies, Inc. | Static and dynamic shaft seal assembly |
-
2015
- 2015-10-23 EP EP15852600.4A patent/EP3209864A4/en not_active Withdrawn
- 2015-10-23 CN CN201580069612.9A patent/CN107109941A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2420124A (en) * | 1944-11-27 | 1947-05-06 | Coulson Charles Chilton | Motor-compressor unit |
| US2898032A (en) * | 1955-09-29 | 1959-08-04 | Bbc Brown Boveri & Cie | Sealed motor-compressor unit |
| JPH01211683A (en) * | 1988-02-19 | 1989-08-24 | Matsushita Refrig Co Ltd | Rotary compressor |
| CN1530549A (en) * | 2003-03-14 | 2004-09-22 | ��ʿͨ�����ɷ�����˾ | Vortex compressor |
| US20050201884A1 (en) * | 2004-03-09 | 2005-09-15 | Dreiman Nelik I. | Compact rotary compressor with carbon dioxide as working fluid |
| US20080063330A1 (en) * | 2006-09-07 | 2008-03-13 | Orlowski David C | Bearing monitoring method |
| CN201339717Y (en) * | 2008-12-26 | 2009-11-04 | 艾志工业技术集团有限公司 | Integral type labyrinth seal |
| CN102472278A (en) * | 2009-08-10 | 2012-05-23 | Lg电子株式会社 | Compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3209864A4 (en) | 2018-10-24 |
| EP3209864A1 (en) | 2017-08-30 |
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