CN110439815A - Pump body assembly and compressor comprising same - Google Patents
Pump body assembly and compressor comprising same Download PDFInfo
- Publication number
- CN110439815A CN110439815A CN201910825663.XA CN201910825663A CN110439815A CN 110439815 A CN110439815 A CN 110439815A CN 201910825663 A CN201910825663 A CN 201910825663A CN 110439815 A CN110439815 A CN 110439815A
- Authority
- CN
- China
- Prior art keywords
- flange
- pump assembly
- cylinder
- compressor
- crankshaft
- 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
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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
- 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
-
- 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
- F04C29/0021—Systems for the equilibration of forces acting on the pump
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a pump body assembly and a compressor comprising the same. So set up, increased the aligning device, constitute a neotype pump body subassembly, can realize flange automatic centering, the eccentricity error of compensation flange and bent axle avoids the two eccentric situation to appear after the cooperation, optimizes flange centering process, reduces the abnormal sound scheduling problem of operation, promotes compressor wholeness ability, has solved among the prior art problem that the poor operation abnormal sound, the reduction compressor performance that causes of flange centering.
Description
Technical field
The present invention relates to Compressor Technology fields, more specifically to a kind of pump assembly and including the pump assembly
Compressor.
Background technique
Compressor is the important composition component of the electric equipment products such as refrigeration, air-conditioning, as shown in Figure 1, the pump housing of existing compressor
Component includes upper flange 4, lower flange 5, the cylinder 1 being connected between upper flange 4 and lower flange 5, the roller being arranged in cylinder 1
2 and the crankshaft 3 etc. for driving roller 2 to rotate, wherein upper flange 4, lower flange 5 are respectively fitted over the long axis of crankshaft 3, short axle
On.But pump assembly, in assembling process, after flange installation centering, bad abnormal conditions of feeling relieved are more prominent, this will
Occurs eccentric situation after causing flange and crankshaft to cooperate, i.e. concentricity is bad, and allophone occurs in when operating, or even can be stuck, reduces
Compressor service life, influences compressor performance.Therefore, how to solve in the prior art flange centering it is bad cause to operate it is different
Sound reduces the problem of compressor performance, becomes those skilled in the art's important technological problems to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of pump assembly and including the compressor of the pump assembly, to solve existing skill
Flange centering is bad in art causes operating allophone, reduces the problem of compressor performance.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of pump assembly provided by the invention including flange, the cylinder being connected with the flange, is arranged in the gas
It roller in cylinder and is matched with the flange and the crankshaft for driving the roller rotation, the flange and the crankshaft
Between be equipped with aligning device, to adjust the concentricity of the flange Yu the crankshaft.
Preferably, the flange is arranged in close to one end of the cylinder in the aligning device.
Preferably, the flange is equipped with annular groove close to one end of the cylinder, and the aligning device is arranged described
In annular groove.
Preferably, the aligning device is self-aligning bearing, and the self-aligning bearing is set on the crankshaft.
Preferably, the inner diameter size of the self-aligning bearing is 10 millimeters -26 millimeters.
It preferably, is clearance fit between the self-aligning bearing and the flange.
Preferably, the grade of tolerance of the clearance fit is K6 or K7.
Preferably, the flange includes upper flange and lower flange, and the upper flange and/or the lower flange are equipped with the tune
Center device.
Preferably, on the aligning device with the pressure on the seal face of the cylinder and the flange with the cylinder
Tight face is concordantly arranged.
The present invention also provides a kind of compressor, including pump assembly, the pump assembly is as above described in any item
Pump assembly.
In technical solution provided by the invention, a kind of pump assembly includes that flange, the cylinder being connected with flange, setting exist
It roller in cylinder and is matched with flange and the crankshaft for driving roller to rotate, aligning is equipped between flange and crankshaft and is filled
It sets, to adjust the concentricity of flange and crankshaft.So set, increasing aligning device, a kind of novel pump assembly is formed, it can
Realize flange self-centering, eccentric situation, optimization occurs in the coaxiality error of Compensating flange and crankshaft after avoiding the two from cooperating
Blue centering process reduces the problems such as operating allophone, promotes compressor overall performance, and it is bad to solve flange centering in the prior art
It causes operating allophone, reduce the problem of compressor performance.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of pump assembly in the prior art；
Fig. 2 is the structural schematic diagram of middle pump body of embodiment of the present invention component；
Fig. 3 is the structural schematic diagram of upper flange in the embodiment of the present invention；
Fig. 4 is the assembling schematic diagram of upper flange and self-aligning bearing in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of lower flange in the embodiment of the present invention；
Fig. 6 is the assembling schematic diagram of lower flange and self-aligning bearing in the embodiment of the present invention.
In Fig. 1-Fig. 6:
Cylinder -1, roller -2, crankshaft -3, upper flange -4, lower flange -5, annular groove -6, self-aligning bearing -7.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Present embodiment provides a kind of pump assembly and the compressor including the pump assembly, solves existing skill
Flange centering is bad in art causes operating allophone, reduces the problem of compressor performance.
Hereinafter, elaborating in conjunction with attached drawing to embodiment.In addition, embodiments illustrated below is not remembered claim
The content of the invention of load plays any restriction effect.In addition, the full content of composition represented by following example is not limited to conduct
Necessary to the solution of the invention described in the claims.
Attached drawing 1-6 is please referred to, pump assembly provided in this embodiment includes flange, the cylinder being connected with flange 1, setting
It roller 2 in cylinder 1 and matches with flange and the crankshaft 3 for driving roller 2 to rotate, is set between flange and crankshaft 3
There is aligning device, to adjust the concentricity of flange Yu crankshaft 3.So set, increasing aligning device, a kind of novel pump is formed
Body component, it can be achieved that flange self-centering, Compensating flange and crankshaft coaxiality error, both avoid eccentric shape occur after cooperating
Condition optimizes flange centering process, reduces operating allophone, stuck problem even occurs, extends the service life of compressor, promoted
Compressor overall performance solves the problems, such as that flange centering in the prior art is bad and causes operating allophone, reduces compressor performance.
During compressor operation, the roller 2 in cylinder 1 easily contacts friction with end face of flange, in order to reduce roller 2 with
Abrasion between end face of flange, as shown in Fig. 2, aligning device may be provided at flange close to one end of cylinder 1.In this way, rolling
Son is contacted with aligning device end face, it is possible to reduce roller and end face of flange operating abrasion are stuck, reduce end face of flange abrasion, are promoted
Pump assembly behavior in service, and then promote compressor performance.
In the present embodiment, flange is equipped with annular groove 6 close to one end of cylinder 1, and aligning device is arranged in annular groove 6
It is interior.As shown in Figures 3 and 5, one end that flange is contacted with cylinder 1 is equipped with annular groove 6, and annular groove 6 is located at flange center, shape
At staircase structural model, as shown in figs. 4 and 6, aligning device is embedded in groove, guarantees that the two is used cooperatively, and structure is more compact, closes
Reason, does not influence the cooperation of flange and crankshaft, manufacture easy to process.
In the preferred embodiment of the present embodiment, aligning device is self-aligning bearing 7, and self-aligning bearing 7 is set on crankshaft 3, such as
Shown in Fig. 2, inner ring and crankshaft 3 are cooperatively connected, and outer ring and flange are cooperatively connected.Mechanical general tune can be used in self-aligning bearing 7
Mandrel is held, and also can choose the exploitation dedicated self-aligning bearing of compressor, and the installation that need to meet self-aligning bearing and flange, crankshaft cooperates
It is required that.In this way, using self-aligning bearing have automatic aligning performance, can adjust automatically with meet accordingly to neutrality require, from
And drive crankshaft with matching, flange make it is corresponding it is mobile, be finely adjusted, make up the centering error of flange, be effectively improved method
The bad problem of orchid centering.
In specific embodiments of the present invention, the inner diameter size of self-aligning bearing 7 is 10 millimeters -26 millimeters.7 sets of self-aligning bearing
On crankshaft 3, internal diameter will be adjusted according to the outer diameter of 3 major and minor axis of crankshaft, for the pump housing group of different series
Part, size should be within the scope of 26 millimeters of φ 10- φ.For example, for a certain serial pump assembly, the 3 long axis diameter of axle of crankshaft is
15.987 millimeters, bearing bore diameter is selected to should be 16 millimeters, other bearing parameters such as outer diameter, width etc. are true referring to its internal diameter series
Fixed, after bearing selection, flange fit structure is processed according to the bearing arrangement of selection, requires to be installed according to cooperation；It is bent
The 3 short axle diameter of axle of axis is 14.985 millimeters, and bearing bore diameter is selected to should be 15 millimeters, remaining parameter is determined referring to internal diameter, bearing selection
Afterwards, flange fit structure is processed according to the bearing arrangement of selection, requires to be installed according to cooperation.Other serial pump housing groups
When part is processed, substantially process is similar, meets corresponding cooperation and requires.In addition, after bearing size is selected, not due to its width
Together, in installation engagement process, flange as a whole face shaping can be suitably adjusted according to demand, as flange thickness is not enough to
When meeting bearing width installation requirement, need to be adjusted flange thickness thickening.
In the present embodiment, between self-aligning bearing 7 and flange be clearance fit, it is preferable that fit tolerance grade be K6 or
K7.It designs in this way, the gap appropriateness between self-aligning bearing and flange, will not be too loose or too tight after the two assembly, Ruo Taisongyituo
It falls, if being tightly also easy to produce very much deformation, influencing using effect.
As shown in Fig. 2, flange includes upper flange 4 and lower flange 5, linked together by bolt and cylinder 1.In order to improve
Flange feels relieved bad situation, upper flange 4 and/or lower flange 5 equipped with aligning device.That is, can according to upper flange 4, under
The assembly situation of flange 5 and crankshaft 3, to determine whether that aligning device is arranged.Preferably, upper flange 4 and lower flange 5 are respectively provided with tune
Center device, when such compressor operation, pump housing operating status more preferably, can be adjusted voluntarily, even stuck to reduce pump housing abnormal sound
Situation.
Since flange is arranged in close to one end of cylinder 1, in order to not influence the cooperation work of flange and cylinder 1 in aligning device
Make, is arranged on aligning device with concordant with the seal face of cylinder 1 on the seal face of cylinder 1 and flange.As shown in figs. 4 and 6,
Aligning device is self-aligning bearing, that is to say, that bearing face is concordant with end face of flange, is located in same level, to guarantee to press
The service performance of contracting machine.
The present embodiment additionally provides a kind of compressor, including pump assembly, which is pump housing group as described above
Part.So set, realizing flange self-centering, optimization process centering is bad, solves flange centering in the prior art and bad makes
At operating allophone, reduce the problem of compressor performance.Have brought by the derivation process of the beneficial effect and above-mentioned pump assembly
The derivation process of beneficial effect is substantially similar, therefore details are not described herein.
It should be noted that the device or component of the different function in above-mentioned each embodiment can be combined, for example,
The preferred embodiment middle pump body component of the present embodiment includes flange, the cylinder being connected with flange 1, the roller 2 being arranged in cylinder 1
And the crankshaft 3 for being matched with flange and being used to that roller 2 to be driven to rotate, aligning device is equipped between flange and crankshaft 3, with adjustment
The concentricity of flange and crankshaft 3.Flange is arranged in close to one end of cylinder 1 in aligning device, and flange is equipped with close to one end of cylinder 1
Annular groove 6, aligning device is arranged in annular groove 6, to guarantee that flange preferably cooperates with aligning device.Aligning device is
Self-aligning bearing 7, self-aligning bearing 7 are set on crankshaft 3, and the inner diameter size of self-aligning bearing 7 is 10 millimeters -26 millimeters.Self-aligning bearing 7
It is clearance fit between flange, the grade of tolerance is K6 or K7.
In this embodiment, flange includes upper flange 4 and lower flange 5, and upper flange 4 and/or lower flange 5 are filled equipped with aligning
It sets.It is arranged on aligning device with concordant with the seal face of cylinder 1 on the seal face of cylinder 1 and flange, guarantees making for compressor
Use performance.
So set, being improved flange arrangement, aligning device is increased, forms a kind of novel pump assembly,
Flange self-centering can be achieved, eccentric situation, optimization occurs in the coaxiality error of Compensating flange and crankshaft after avoiding the two from cooperating
Flange centering process reduces operating allophone, stuck problem even occurs, promotes compressor overall performance, solve existing skill
Flange centering is bad in art causes operating allophone, reduces the problem of compressor performance.Moreover, roller and bearing during operation
End face contact reduces working parts abrasion, extends the service life of compressor.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of pump assembly, including flange, the cylinder being connected with the flange (1), the rolling being arranged in the cylinder (1)
Sub (2) and the crankshaft (3) for being matched with the flange and being used to that the roller (2) to be driven to rotate, which is characterized in that the method
It is blue that aligning device is equipped between the crankshaft (3), to adjust the concentricity of the flange Yu the crankshaft (3).
2. pump assembly as described in claim 1, which is characterized in that the aligning device setting is in the flange close to described
One end of cylinder (1).
3. pump assembly as claimed in claim 2, which is characterized in that the flange is equipped with close to the one end of the cylinder (1)
Annular groove (6), the aligning device setting is in the annular groove (6).
4. pump assembly as described in claim 1, which is characterized in that the aligning device is self-aligning bearing (7), the aligning
Bearing (7) is set on the crankshaft (3).
5. pump assembly as claimed in claim 4, which is characterized in that the inner diameter size of the self-aligning bearing (7) be 10 millimeters-
26 millimeters.
6. pump assembly as claimed in claim 4, which is characterized in that between being between the self-aligning bearing (7) and the flange
Gap cooperation.
7. pump assembly as claimed in claim 6, which is characterized in that the grade of tolerance of the clearance fit is K6 or K7.
8. pump assembly as described in claim 1, which is characterized in that the flange includes upper flange (4) and lower flange (5),
The upper flange (4) and/or the lower flange (5) are equipped with the aligning device.
9. pump assembly as claimed in claim 2, which is characterized in that on the aligning device with the compression of the cylinder (1)
It is concordant with the seal face of the cylinder (1) on face and the flange to be arranged.
10. a kind of compressor, including pump assembly, which is characterized in that the pump assembly is any one of such as claim 1-9 institute
The pump assembly stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910825663.XA CN110439815A (en) | 2019-09-03 | 2019-09-03 | Pump body assembly and compressor comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910825663.XA CN110439815A (en) | 2019-09-03 | 2019-09-03 | Pump body assembly and compressor comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110439815A true CN110439815A (en) | 2019-11-12 |
Family
ID=68438866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910825663.XA Pending CN110439815A (en) | 2019-09-03 | 2019-09-03 | Pump body assembly and compressor comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110439815A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610489A (en) * | 2020-12-17 | 2021-04-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body assembly, compressor and air conditioner with same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2053957U (en) * | 1989-08-05 | 1990-03-07 | 樊启先 | Fast centre-regulating chuck |
| JP2005133657A (en) * | 2003-10-31 | 2005-05-26 | Hitachi Home & Life Solutions Inc | Scroll compressor |
| CN201297254Y (en) * | 2008-11-24 | 2009-08-26 | 珠海格力电器股份有限公司 | Rolling rotor type compressor |
| CN102251953A (en) * | 2010-05-21 | 2011-11-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body structure of compressor and compressor with same |
| CN104747449A (en) * | 2013-12-30 | 2015-07-01 | 上海日立电器有限公司 | Double support compressor making and assembling method |
| CN105626536A (en) * | 2014-10-31 | 2016-06-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor pump body and compressor comprising same |
| CN210565086U (en) * | 2019-09-03 | 2020-05-19 | 郑州凌达压缩机有限公司 | Pump body assembly and compressor comprising same |
-
2019
- 2019-09-03 CN CN201910825663.XA patent/CN110439815A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2053957U (en) * | 1989-08-05 | 1990-03-07 | 樊启先 | Fast centre-regulating chuck |
| JP2005133657A (en) * | 2003-10-31 | 2005-05-26 | Hitachi Home & Life Solutions Inc | Scroll compressor |
| CN201297254Y (en) * | 2008-11-24 | 2009-08-26 | 珠海格力电器股份有限公司 | Rolling rotor type compressor |
| CN102251953A (en) * | 2010-05-21 | 2011-11-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body structure of compressor and compressor with same |
| CN104747449A (en) * | 2013-12-30 | 2015-07-01 | 上海日立电器有限公司 | Double support compressor making and assembling method |
| CN105626536A (en) * | 2014-10-31 | 2016-06-01 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor pump body and compressor comprising same |
| CN210565086U (en) * | 2019-09-03 | 2020-05-19 | 郑州凌达压缩机有限公司 | Pump body assembly and compressor comprising same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112610489A (en) * | 2020-12-17 | 2021-04-06 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body assembly, compressor and air conditioner with same |
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