CN106050614B - Compressor - Google Patents
Compressor Download PDFInfo
- Publication number
- CN106050614B CN106050614B CN201610631109.4A CN201610631109A CN106050614B CN 106050614 B CN106050614 B CN 106050614B CN 201610631109 A CN201610631109 A CN 201610631109A CN 106050614 B CN106050614 B CN 106050614B
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- CN
- China
- Prior art keywords
- bent axle
- baffle
- compressor
- rotor core
- supporting surface
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0094—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 crankshaft
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention discloses a kind of compressors, belong to compression set technical field, are designed to solve the problems such as bent axle interferes, crankshaft strength is low in existing apparatus.Compressor of the present invention includes bent axle and rotor core, further includes the baffle of sheet, and baffle is fitted on one side on the long axis trimming position supporting surface of bent axle, and another side is fitted on rotor core.Baffle is cyclic structure, and the inner ring of baffle includes arc segment and straightway, and arc segment is connected to form closing structure with straightway；Bent axle is threaded through in the inner ring of baffle.Compressor of the present invention solves the problems, such as to interfere between rotor core circular arc and the knuckle and bent axle of straight line junction in existing structure, ensures the concentricity that stator rotor will not be tilted, do not interfered with after rotor core assembly；It is not required to setting back chipping slot in the root of the long axis trimming position supporting surface of bent axle, ensures that bent axle has enough intensity.
Description
Technical field
The present invention relates to compression set technical field more particularly to a kind of compressors.
Background technology
Micro-compressor refers to the refrigeration compressor that refrigerating capacity is less than 1KW, and small, light-weight, endurance is strong, noise
It is low and low energy consumption.
Existing micro-compressor includes rotor core and bent axle, the long axis trimming position supporting surface phase of rotor core and bent axle
Contact.Theoretically speaking the circular arc and straight line of rotor core inner ring are directly connected to, but ground in practice as high die-punch
There is knuckle in the junction of the circular arc and straight line that damage rotor core.
In the case where the junction of rotor core circular arc and straight line is formed with knuckle, as depicted in figs. 1 and 2, such as
If fruit is provided with transition angle 13 in the root of the long axis trimming position supporting surface 11 of bent axle 1, which can be with rotor iron
Interference region 10 is generated between core 2；It as shown in figures 1 and 3, can be in the root of the long axis trimming position supporting surface 11 of bent axle 1
Back chipping slot 12 is set to avoid the knuckle of rotor core, but the too conference of the depth of back chipping slot 12 reduces intensity, the depth of bent axle 1
The purpose too small and that back chipping (evacuation) is not achieved of degree.
Invention content
It is an object of the invention to propose that a kind of bent axle will not interfere, not drop low intensive compressor.
For this purpose, the present invention uses following technical scheme：
A kind of compressor, including bent axle and rotor core, further include the baffle of sheet, and the baffle is fitted in institute on one side
It states on the long axis trimming position supporting surface of bent axle, another side is fitted on the rotor core.
In particular, the baffle is cyclic structure, the inner ring of the baffle includes arc segment and straightway, the arc segment
It is connected to form closing structure with straightway；The bent axle is threaded through in the inner ring of the baffle.
Further, the escape groove of indent is formed at least one junction of the arc segment and straightway.
Further, escape groove, two escape groove are respectively formed in two junctions of the arc segment and straightway
Shape it is identical.
In particular, the cross section of the escape groove is arc-shaped, rectangle or ellipse.
In particular, forming gap between the madial wall and the bent axle of the baffle.
Further, the width h in the gap is less than or equal to 0.4 times of height H of long axis trimming position supporting surface.
In particular, being formed with transition angle in the root of the long axis trimming position supporting surface of the bent axle.
Further, the radius at the transition angle is less than the width h in the gap.
In particular, the compressor is micro-compressor.
Baffle is arranged between the long axis trimming position supporting surface and rotor core of bent axle in compressor of the present invention, solves existing
There is the problem of being interfered between rotor core circular arc and the knuckle and bent axle of straight line junction in structure, ensures rotor iron
The concentricity of stator-rotator will not be tilted, not interfered with after core assembly；Because bent axle long axis trimming position supporting surface and turn
Baffle, bent axle are provided between sub- iron core to be interfered, thus bent axle long axis trimming position supporting surface root not
Back chipping slot need to be set, ensure that bent axle has enough intensity.
Description of the drawings
Fig. 1 is the structural schematic diagram of existing bent axle；
Fig. 2 is the schematic diagram of the first fit structure of existing rotor core Yu bent axle；
Fig. 3 is the schematic diagram of existing rotor core and second of fit structure of bent axle；
Fig. 4 is the structural schematic diagram for the compressor that the preferred embodiment of the present invention one provides；
Fig. 5 is the partial schematic diagram at A in Fig. 4；
Fig. 6 is the front view for the baffle that the preferred embodiment of the present invention one provides；
Fig. 7 is the fit structure schematic diagram of baffle and bent axle that the preferred embodiment of the present invention one provides.
In figure：
1, bent axle；2, rotor core；3, baffle；4, gap；10, interference region；11, long axis trimming position supporting surface；12、
Back chipping slot；13, transition angle；31, arc segment；32, straightway；33, escape groove.
Specific implementation mode
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
Preferred embodiment one：
This preferred embodiment discloses a kind of compressor.As shown in Figure 4 and Figure 5, which includes bent axle 1, rotor core 2
With the baffle 3 of sheet, baffle 3 is fitted on one side on the long axis trimming position supporting surface 11 of bent axle 1, and another side is fitted in rotor
On iron core 2.
Baffle 3 is set between the long axis trimming position supporting surface 11 and rotor core 2 of bent axle 1, solves existing structure
The problem of being interfered between the circular arc of middle rotor core 2 and the knuckle of straight line junction and bent axle 1 ensures rotor core
The concentricity of stator-rotator will not be tilted, not interfered with after 2 assembly.
The concrete structure of baffle 3 is unlimited, can separate the long axis trimming position supporting surface 11 and rotor core 2 of bent axle 1
.Preferably, baffle 3 is cyclic structure, and the inner ring of baffle 3 includes arc segment 31 and straightway 32, arc segment 31 and straight line
Section 32 is connected to form closing structure；Bent axle 1 is threaded through in the inner ring of baffle 3.
The baffle 3 can be a newly-increased structure, can also be to be transformed the baffle of existing compressor.Tool
Body, the internal diameter of existing annular baffle is reduced to the root of the long axis trimming position supporting surface 11 slightly larger than bent axle 1
Diameter.
As shown in Figure 6 and Figure 7, in order to avoid the transition angle between arc segment 31 and straightway 32 is interfered with bent axle 1,
The escape groove 33 of indent can be formed at least one junction of arc segment 31 and straightway 32, which corresponds to bent axle
The transition structure of 1 upper arc surface and plane junction, the area of escape groove 33 are more than the area of the interference region of existing structure, protect
Card compression function normal work.
In order to enable compressor reach better working effect, it is respectively formed in two junctions of arc segment 31 and straightway 32
The identical and each escape groove 33 of the shape of escape groove 33, two escape groove 33 corresponds to 1 upper arc surface of bent axle and the side of plane connects
Connect the transition structure at place.
The cross-sectional shape of escape groove 33 is unlimited, the transition angle being avoided that between arc segment 31 and straightway 32 and bent axle 1
Between interfere.Preferably, the cross section of escape groove 33 be arc-shaped, rectangle or ellipse, processing technology it is simple plus
Work is efficient.
On the basis of above structure, gap 4 is formed between the madial wall and bent axle 1 of baffle 3, to avoid bent axle is influenced
1 normal work.The width h (from 1 outer surface of bent axle to the vertical range between the inner wall of baffle 3) in gap 4 is preferably less than
Equal to 0.4 times of the height H of long axis trimming position supporting surface 11, ensureing will not when transverse shakiness occurs for bent axle 1 or baffle 3
The long axis trimming position supporting surface 11 of bent axle 1 is enabled to collide rotor core 2 across the inner ring of baffle 3.
Because be provided with baffle 3 between the long axis trimming position supporting surface 11 and rotor core 2 of bent axle 1, bent axle 1 will not
It interferes, so being not required to setting back chipping slot in the root of the long axis trimming position supporting surface 11 of bent axle 1, ensures that bent axle 1 has
Enough intensity.Preferably, it is formed with transition angle 13 in the root of the long axis trimming position supporting surface 11 of bent axle 1, avoided in length
The root of axis trimming position supporting surface 11 forms stress concentration, further improves the intensity of bent axle 1.
In order to ensure that the side of baffle 3 can be fitted tightly on the long axis trimming position supporting surface 11 of bent axle 1, transition angle 13
Radius be less than the width h in gap 4, i.e., entire transition angle 13 is located in 4 structure of gap, and guarantee compressor operating is more stable.
Preferred embodiment two：
This preferred embodiment discloses a kind of micro-compressor.The micro-compressor includes bent axle, rotor core and sheet
Baffle, baffle are fitted on one side on the long axis trimming position supporting surface of bent axle, and another side is fitted on rotor core.It solves
The problem of being interfered between rotor core circular arc and the knuckle and bent axle of straight line junction in existing structure ensures rotor
The concentricity of stator-rotator will not be tilted, not interfered with after iron core assembly.
Note that the technical principle that above are only presently preferred embodiments of the present invention and used.Those skilled in the art can manage
Solution, the present invention is not limited to specific embodiments described here, can carry out various apparent changes for a person skilled in the art
Change, readjust and substitutes without departing from protection scope of the present invention.Therefore, although by above example to the present invention into
It has gone and has been described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept,
Can also include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (4)
1. a kind of compressor, including bent axle (1) and rotor core (2), which is characterized in that further include the baffle (3) of sheet, it is described
Baffle (3) is fitted on one side on the long axis trimming position supporting surface (11) of the bent axle (1), and another side is fitted in the rotor
On iron core (2)；
The baffle (3) is cyclic structure, and the inner ring of the baffle (3) includes arc segment (31) and straightway (32), the arc
Line segment (31) is connected to form closing structure with straightway (32)；The bent axle (1) is threaded through in the inner ring of the baffle (3)；
It is respectively formed escape groove (33) in two junctions of the arc segment (31) and straightway (32), two escape groove (33)
Shape is identical；The cross section of the escape groove (33) is arc-shaped, rectangle or ellipse；
Gap (4) are formed between the madial wall and the bent axle (1) of the baffle (3), the width h of the gap (4) is less than
Equal to 0.4 times of the height H of long axis trimming position supporting surface (11).
2. compressor according to claim 1, which is characterized in that in the long axis trimming position supporting surface of the bent axle (1)
(11) root is formed with transition angle (13).
3. compressor according to claim 2, which is characterized in that the radius of the transition angle (13) is less than the gap
(4) width h.
4. compressor according to claim 1, which is characterized in that the compressor is micro-compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631109.4A CN106050614B (en) | 2016-08-01 | 2016-08-01 | Compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610631109.4A CN106050614B (en) | 2016-08-01 | 2016-08-01 | Compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106050614A CN106050614A (en) | 2016-10-26 |
| CN106050614B true CN106050614B (en) | 2018-09-07 |
Family
ID=57197276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610631109.4A Active CN106050614B (en) | 2016-08-01 | 2016-08-01 | Compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106050614B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593876B (en) * | 2017-01-13 | 2018-11-23 | 珠海格力电器股份有限公司 | A kind of crankshaft and compressor |
| CN114160831A (en) * | 2021-10-18 | 2022-03-11 | 宝鼎重工有限公司 | CPP variable pitch propeller hub body machining tool and using method |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS635186A (en) * | 1986-06-23 | 1988-01-11 | Matsushita Refrig Co | Closed motor compressor |
| JPH09112421A (en) * | 1995-10-16 | 1997-05-02 | Matsushita Refrig Co Ltd | Hermetic motor compressor |
| JPH1054361A (en) * | 1996-08-09 | 1998-02-24 | Matsushita Refrig Co Ltd | Hermetic electrically-driven compressor |
| JP2001349284A (en) * | 2000-06-07 | 2001-12-21 | Mitsubishi Electric Corp | Compressor |
| CN100532848C (en) * | 2004-06-28 | 2009-08-26 | 乐金电子(天津)电器有限公司 | Eccentric part structure of vortex compressor rotary shaft |
| CN201874825U (en) * | 2010-10-13 | 2011-06-22 | 珠海格力电器股份有限公司 | Compressor |
| CN203146275U (en) * | 2013-03-08 | 2013-08-21 | 华意压缩机(荆州)有限公司 | Crank shaft for frequency-changing refrigerator compressor |
| CN203272256U (en) * | 2013-04-19 | 2013-11-06 | 广东高品压缩机有限公司 | Adjustable structure of miniature compressor rotor assembly |
| CN205990996U (en) * | 2016-08-01 | 2017-03-01 | 珠海凌达压缩机有限公司 | Compressor |
-
2016
- 2016-08-01 CN CN201610631109.4A patent/CN106050614B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106050614A (en) | 2016-10-26 |
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