CN205669488U - Rotor compressor and rotor assembly thereof - Google Patents
Rotor compressor and rotor assembly thereof Download PDFInfo
- Publication number
- CN205669488U CN205669488U CN201620600460.2U CN201620600460U CN205669488U CN 205669488 U CN205669488 U CN 205669488U CN 201620600460 U CN201620600460 U CN 201620600460U CN 205669488 U CN205669488 U CN 205669488U
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- CN
- China
- Prior art keywords
- rotor
- rotor assembly
- fitting recess
- bent axle
- rolling member
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of rotor assembly, including bent axle and the rotor being set on the eccentric part of bent axle, the eccentric part outer peripheral face of described bent axle has fitting recess, be provided with the inner ring surface with described rotor in described fitting recess and roll the rolling member coordinated.During assembling uses, being slidably matched between crankshaft eccentric portion and rotor in replacement prior art is coordinated with the rolling between rotor inner ring surface by the rolling member that is arranged in fitting recess, the sliding friction between crankshaft eccentric portion and rotor is made in equipment running process to become rolling friction, thus greatly reduce the compressor power consumption caused because of sliding friction, improve whole work efficiency and the operational reliability thereof of compressor.The invention also discloses a kind of rotor compressor applying above-mentioned rotor assembly.
Description
Technical field
This utility model relates to rotor compressor matching component technical field, particularly to a kind of rotor assembly.This practicality
The novel rotor compressor further relating to a kind of this rotor assembly of application.
Background technology
Rotor compressor is a kind of extremely common type of compressor, and bent axle and rotor are then in rotor compressor structure
Highly important functional unit.
The rotor of existing rotor compressor is all directly to be sleeved on the eccentric part of bent axle, rotor inner ring surface and crankshaft eccentric
Portion's outer peripheral face matched in clearance, rotor rolls under bent axle turning effort in cylinder.Although this kind of fit structure disclosure satisfy that base
This equipment runs to be needed, but is sliding friction between crankshaft eccentric portion and rotor in bent axle rotor driven rolling process, and
Interaction Force both during compression is relatively big, and sliding friction power consumption is more, constrains the high efficient and reliable fortune of rotor compressor
OK.
Therefore, how to avoid the sliding friction between bent axle and rotor, to reduce the power consumption of rotor compressor, improve its work
Efficiency and operational reliability are the important technological problems that those skilled in the art are presently required solution.
Utility model content
The purpose of this utility model is to provide a kind of rotor assembly, will not produce cunning between the bent axle of this rotor assembly and rotor
Dynamic friction, thus reduce the power consumption of rotor compressor, improve its work efficiency and operational reliability.Another mesh of the present utility model
Be to provide a kind of rotor compressor applying above-mentioned rotor assembly.
For solving above-mentioned technical problem, this utility model provides a kind of rotor assembly, including bent axle be set in bent axle
Rotor on eccentric part, the eccentric part outer peripheral face of described bent axle has fitting recess, is provided with and described turn in described fitting recess
The inner ring surface of son rolls the rolling member coordinated.
Preferably, described fitting recess is the axially arranged elongated slot along described bent axle, and described rolling member is and described elongated slot
Suitable roller bearing.
Preferably, described fitting recess is circular groove, and described rolling member is the ball suitable with described circular groove.
Preferably, described fitting recess is square groove, and described rolling member is the roller suitable with described square groove, and this roller
Axis is paralleled with the axis of described bent axle.
Preferably, the notch central angle of described fitting recess is not more than 130 degree.
Preferably, rolling gap is formed between described fitting recess inwall and described rolling member outer peripheral face.
Preferably, the width in described rolling gap is not more than 0.01 millimeter.
Preferably, between the eccentric part outer peripheral face of described bent axle and the inner ring surface of described rotor, formation can accommodate the oil storage of fluid
Gap.
This utility model also provides for a kind of rotor compressor, including body, is provided with cylinder, described cylinder in described body
Inside being provided with rotor assembly, described rotor assembly is specially the rotor assembly as described in above-mentioned any one.
The most above-mentioned background technology, rotor assembly provided by the utility model, during its assembling uses, by arranging
Rolling member in fitting recess coordinate with the rolling between rotor inner ring surface replacement prior art between crankshaft eccentric portion and rotor
It is slidably matched, makes in equipment running process the sliding friction between crankshaft eccentric portion and rotor become rolling friction, thus significantly drop
The low compressor power consumption caused because of sliding friction, improves whole work efficiency and the operational reliability thereof of compressor.
In another preferred version of the present utility model, described fitting recess is the axially arranged elongated slot along described bent axle,
Described rolling member is the roller bearing suitable with described elongated slot.The rolling matching structure of this kind of roller bearing and elongated slot adaptation ensure that rolling
Contact area between moving part and rotor maximizes, so that the rolling between rolling member with rotor coordinates more abundant, and then makes to turn
Sub-assembly overall operation process is more steadily reliable.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
The structure sectional view of the rotor assembly that Fig. 1 is provided by a kind of detailed description of the invention of this utility model；
Fig. 2 is that the A-A of Fig. 1 is to sectional view；
Fig. 3 is the structure sectional view of bent axle part in Fig. 1；
Fig. 4 is the axial arrangement schematic diagram of bent axle part in Fig. 1.
Detailed description of the invention
Core of the present utility model is to provide a kind of rotor assembly, will not produce cunning between the bent axle of this rotor assembly and rotor
Dynamic friction, thus reduce the power consumption of rotor compressor, improve its work efficiency and operational reliability；Simultaneously, it is provided that a kind of application
The rotor compressor of above-mentioned rotor assembly.
In order to make those skilled in the art be more fully understood that this utility model scheme, below in conjunction with the accompanying drawings and be embodied as
The utility model is described in further detail for mode.
Refer to the structure of the rotor assembly that Fig. 1 to Fig. 4, Fig. 1 are provided by a kind of detailed description of the invention of this utility model
Sectional view；Fig. 2 is that the A-A of Fig. 1 is to sectional view；Fig. 3 is the structure sectional view of bent axle part in Fig. 1；Fig. 4 is crank portion in Fig. 1
The axial arrangement schematic diagram divided.
In a specific embodiment, rotor assembly provided by the utility model, including bent axle 11 be set in bent axle 11
Eccentric part 111 on rotor 12, eccentric part 111 outer peripheral face of bent axle 11 has fitting recess 112, arranges in fitting recess 112
The inner ring surface with rotor 12 is had to roll the rolling member 13 coordinated.
During assembling uses, by the rolling between the rolling member 13 being arranged in fitting recess 112 and rotor 12 inner ring surface
Coordinate and substitute being slidably matched between crankshaft eccentric portion 111 and rotor 12 in prior art, make crankshaft eccentric in equipment running process
Sliding friction between portion 111 and rotor 12 becomes rolling friction, thus greatly reduces the compressor work caused because of sliding friction
Rate consumes, and improves whole work efficiency and the operational reliability thereof of compressor.
Further, fitting recess 112 is the axially arranged elongated slot along bent axle 11, and rolling member 13 is suitable with elongated slot
Roller bearing.The rolling matching structure of this kind of roller bearing and elongated slot adaptation ensure that the contact area between rolling member 13 and rotor 12 is maximum
Change, so that the rolling between rolling member 13 with rotor 12 coordinates more abundant, and then make rotor assembly overall operation process more
The most reliable.
Additionally, fitting recess 112 is circular groove, rolling member 13 is the ball suitable with circular groove.This kind of ball coordinates with circular groove
The rolling mechanism constituted can improve further and coordinates rotating direction between rolling member 13 with rotor 12, with and this kind of ball and circle
The assembling structure of groove is the compactest, it is possible to optimize the fit structure between crankshaft eccentric portion 111 and rotor 12 further.
It addition, fitting recess 112 can also be square groove, rolling member 13 is the roller suitable with square groove, and the axle of this roller
Line is paralleled with the axis of bent axle 11.This kind of roller coordinates the structure of the rolling mechanism constituted the compactest with square groove, it is possible to make
Fit structure between crankshaft eccentric portion 111 to rotor 12 is corresponding to be simplified.
It should be pointed out that, for ease of understanding scheme, this utility model accompanying drawing is only elongated slot to above-mentioned fitting recess 112, rolls
Part 13 is that the fit structure of roller bearing illustrates explanation, but when reality is applied, above-mentioned circular groove and ball, the rolling of square groove and roller
Fit structure, and staff can use the rolling matching structure of other forms as above-mentioned assembling according to actual condition
Groove 112 and the fit form of rolling member 13, in principle, as long as disclosure satisfy that the actually used needs of described rotor assembly are equal
Can.
More specifically, the notch central angle of fitting recess 112 is not more than 130 degree.This notch central angle specification ensure that and sets
Do not deviate from, so that the running of rotor assembly is more in during received shipment row, rolling member 13 is always positioned at fitting recess 112
The most reliable.
On the other hand, rolling gap is formed between fitting recess 112 inwall and rolling member 13 outer peripheral face.This rolling gap can be protected
Card equipment running process in rolling member 13 possess certain activity space, with meet assembly buffering or equipment inner structure rationally shake
Dynamic in requisition for, and certain gap that rolls also allows for the assembling work between rolling member 13 and fitting recess 112.
It addition, the width rolling gap is not more than 0.01 millimeter.The less gap that rolls is favorably improved rolling member 13
Roll job stabilization and roll efficiency, and making the fit structure between rolling member 13 and fitting recess 112 the compactest reliably.
Additionally, formed between the inner ring surface of eccentric part 111 outer peripheral face of bent axle 11 and rotor 12 between the oil storage that can accommodate fluid
Gap.In actual application, lubricating oil can be passed through in this oil storage gap, to ensure between bent axle 11 and rotor 12 and relevant counterpart
Sufficient lubrication；Meanwhile, when equipment aerofluxus compression operation, this oil storage gap can as the passage of refrigeration oil in cylinder 21, with
Prevent refrigeration oil generation liquid hammer.
In a specific embodiment, rotor compressor provided by the utility model, including body, arrange in described body
Having cylinder 21, be provided with rotor assembly in cylinder 21, described rotor assembly is specially the rotor assembly such as the most each embodiment.Institute
The power consumption stating rotor compressor is relatively low, and work efficiency and operational reliability are higher.
In summary, the rotor assembly provided in this utility model, including bent axle and being set on the eccentric part of bent axle
Rotor, the eccentric part outer peripheral face of described bent axle has fitting recess, is provided with and the inner ring surface of described rotor in described fitting recess
Roll the rolling member coordinated.During assembling uses, by the rolling between the rolling member being arranged in fitting recess and rotor inner ring surface
Dynamic cooperation substitutes being slidably matched between crankshaft eccentric portion and rotor in prior art, make in equipment running process crankshaft eccentric portion with
Sliding friction between rotor becomes rolling friction, thus greatly reduces the compressor power consumption caused because of sliding friction, carries
The whole work efficiency of high compressor and operational reliability thereof.
Additionally, the rotor compressor of the above-mentioned rotor assembly of application provided by the utility model, its power consumption is relatively low, work effect
Rate and operational reliability are higher.
Above to rotor assembly provided by the utility model and apply the rotor compressor of this rotor assembly to carry out
It is discussed in detail.Principle of the present utility model and embodiment are set forth by specific case used herein, above enforcement
The explanation of example is only intended to help to understand method of the present utility model and core concept thereof.It should be pointed out that, for the art
Those of ordinary skill for, on the premise of without departing from this utility model principle, it is also possible to this utility model is carried out some
Improving and modify, these improve and modification also falls in this utility model scope of the claims.
Claims (9)
1. a rotor assembly, it is characterised in that: include bent axle (11) and be set on the eccentric part (111) of bent axle (11) turn
Son (12), eccentric part (111) outer peripheral face of described bent axle (11) has fitting recess (112), arranges in described fitting recess (112)
The inner ring surface with described rotor (12) is had to roll the rolling member (13) coordinated.
2. rotor assembly as claimed in claim 1, it is characterised in that: described fitting recess (112) is along described bent axle (11)
Axially arranged elongated slot, described rolling member (13) is the roller bearing suitable with described elongated slot.
3. rotor assembly as claimed in claim 1, it is characterised in that: described fitting recess (112) is circular groove, described rolling member
(13) it is the ball suitable with described circular groove.
4. rotor assembly as claimed in claim 1, it is characterised in that: described fitting recess (112) is square groove, described rolling member
(13) it is the roller suitable with described square groove, and the axis of this roller is paralleled with the axis of described bent axle (11).
5. rotor assembly as claimed in claim 1, it is characterised in that: the notch central angle of described fitting recess (112) is not more than
130 degree.
6. rotor assembly as claimed in claim 1, it is characterised in that: described fitting recess (112) inwall and described rolling member
(13) rolling gap is formed between outer peripheral face.
7. rotor assembly as claimed in claim 6, it is characterised in that: the width in described rolling gap is not more than 0.01 millimeter.
8. rotor assembly as claimed in claim 1, it is characterised in that: eccentric part (111) outer peripheral face of described bent axle (11) with
The oil storage gap that can accommodate fluid is formed between the inner ring surface of described rotor (12).
9. a rotor compressor, including body, is provided with cylinder (21) in described body, be provided with and turn in described cylinder (21)
Sub-assembly, it is characterised in that: described rotor assembly is specially the rotor assembly as according to any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620600460.2U CN205669488U (en) | 2016-06-16 | 2016-06-16 | Rotor compressor and rotor assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620600460.2U CN205669488U (en) | 2016-06-16 | 2016-06-16 | Rotor compressor and rotor assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205669488U true CN205669488U (en) | 2016-11-02 |
Family
ID=57192446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620600460.2U Expired - Fee Related CN205669488U (en) | 2016-06-16 | 2016-06-16 | Rotor compressor and rotor assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205669488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864048A (en) * | 2016-06-16 | 2016-08-17 | 珠海格力电器股份有限公司 | Rotor compressor and rotor assembly thereof |
-
2016
- 2016-06-16 CN CN201620600460.2U patent/CN205669488U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864048A (en) * | 2016-06-16 | 2016-08-17 | 珠海格力电器股份有限公司 | Rotor compressor and rotor assembly thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161102 |