CN106337810B - Shaft and compressor with it - Google Patents
Shaft and compressor with it Download PDFInfo
- Publication number
- CN106337810B CN106337810B CN201610915978.XA CN201610915978A CN106337810B CN 106337810 B CN106337810 B CN 106337810B CN 201610915978 A CN201610915978 A CN 201610915978A CN 106337810 B CN106337810 B CN 106337810B
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- Prior art keywords
- groove
- section
- shaft
- eccentric
- eccentric part
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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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/04—Crankshafts, eccentric-shafts; Cranks, eccentrics
- F16C3/18—Eccentric-shafts
-
- 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
- F04C2240/60—Shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Rolling Contact Bearings (AREA)
- Compressor (AREA)
Abstract
The present invention provides a kind of shaft and with its compressor.Shaft includes eccentric part, opens up fluted on eccentric part, and groove is located on the thrust surface of eccentric part；Rolling element is rotatablely arranged in groove.By the way that rolling element is arranged on the thrust surface of eccentric part, so that the contact between eccentric part and the bearing of pump body structure becomes point contact by plane contact, the degree of wear of eccentric part thrust surface can be significantly reduced, effectively increases the service life of shaft.
Description
Technical field
The present invention relates to compressor apparatus technical fields, in particular to a kind of shaft and with its compressor.
Background technique
In the prior art, often there is crankshaft eccentric subordinate thrust surface in rotary compressor with rolling rotor and lower bearing is abnormal
Abrasion, causes compressor power consumption higher, is unfavorable for energy-saving and emission-reduction requirement, while influencing the reliability of compressor, be easy to cause pressure
The failure of contracting machine.
Summary of the invention
The main purpose of the present invention is to provide a kind of shaft and with its compressor, to solve shaft in the prior art
Thrust surface the problem of being prone to wear.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of shaft, comprising: eccentric part, it is eccentric
Open up fluted in portion, groove is located on the thrust surface of eccentric part；Rolling element is rotatablely arranged in groove.
Further, eccentric part includes: eccentric bodies；Eccentric lobe, eccentric lobe are projectedly set on eccentric bodies,
Groove is opened in eccentric lobe.
Further, groove includes: limiting slot section；Holding tank section, the first end of holding tank section and one end of limiting slot section
It is connected, rolling element is located in holding tank section, and the area of the cross section of limiting slot section is less than the area of the cross section of holding tank section.
Further, shaft includes stopper section, and stopper section is set in the second end of holding tank section to prevent rolling element from sending out
Raw displacement.
Further, stopper section includes circlip.
Further, the cross section of groove is arc-shaped, and the cross section of groove is S, wherein 0.5 π r2 of S >, wherein r is arc
The radius of shape.
Further, the center line along the length direction of groove is arc-shaped or straight line.
Further, groove is multiple.
Further, rolling element is multiple, and two neighboring rolling element is in contact.
Further, rolling element includes steel ball.
Further, shaft includes: long axis, and one end of long axis is connected with one end of eccentric part；Short axle, one end of short axle
It is connected with the other end of eccentric part, short axle is located at ipsilateral with groove.
Further, rolling element is spherical rolling body.
Further, thrust surface includes upper thrust surface and lower thrust surface, and groove is set to thrust surface and/or lower thrust surface
On.
According to another aspect of the present invention, a kind of compressor, including shaft are provided, shaft is above-mentioned shaft.
It applies the technical scheme of the present invention, which includes eccentric part and rolling element.Fluted, groove is opened up on eccentric part
On the thrust surface of eccentric part.Rolling element is rotatablely arranged in groove.By the way that rolling is arranged on the thrust surface of eccentric part
Kinetoplast can be effectively reduced so that the contact between eccentric part and the bearing of pump body structure becomes point contact by plane contact
The degree of wear of eccentric part thrust surface, effectively increases the service life of shaft.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the embodiment one of shaft according to the present invention；
Fig. 2 shows the structural schematic diagrams of eccentric part thrust surface in Fig. 1；
Fig. 3 shows the structural schematic diagram of the embodiment of shaft in Fig. 1；
Fig. 4 shows the structural schematic diagram of the embodiment in Fig. 1 on the thrust surface of shaft with rolling element；
Fig. 5 shows the structural schematic diagram of the embodiment two of the thrust surface of shaft in Fig. 1；
Fig. 6 shows the structural schematic diagram of the embodiment three of the thrust surface of shaft in Fig. 1；
Fig. 7 shows the structural schematic diagram with the pump body structure of the compressor of shaft in Fig. 1；And
Fig. 8 shows the structural schematic diagram with the compressor of shaft in Fig. 1.
Wherein, the above drawings include the following reference numerals:
10, eccentric part；11, eccentric bodies；12, eccentric lobe；20, groove；21, limiting slot section；22, holding tank section；30,
Rolling element；40, stopper section；50, long axis；60, short axle；
1, dispenser；2, mounting leg；3, lower cover component；4, upper cover；5, shell；6, stator；7, rotor；8, muffler；
9, upper bearing (metal)；100, cylinder；101, lower bearing；102, roller；103, crankshaft group.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Term be interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units not
Those of be necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes, side
The intrinsic other step or units of method, product or equipment.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary
Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein
Formula.It should be understood that it is thoroughly and complete to these embodiments are provided so that disclosure herein, and these are shown
The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, it is possible to expand
The big thickness of layer and region, and make that identical device is presented with like reference characters, thus omission retouches them
It states.
In conjunction with shown in Fig. 1 to Fig. 8, according to an embodiment of the invention, providing a kind of shaft.
Specifically, which includes eccentric part 10 and rolling element 30.Fluted 20 are opened up on eccentric part 10, groove 20 is located at
On the thrust surface of eccentric part 10.Rolling element 30 is rotatablely arranged in groove 20.
In the present embodiment, by the way that rolling element is arranged on the thrust surface of eccentric part 10, so that eccentric part 10 and pump housing knot
Contact between the bearing of structure becomes point contact by plane contact, can significantly reduce the abrasion journey of 10 thrust surface of eccentric part
Degree, effectively increases the service life of shaft.
As shown in Fig. 2, eccentric part 10 includes eccentric bodies 11 and eccentric lobe 12.Eccentric lobe 12 is projectedly set to partially
On heart ontology 11, groove 20 is opened in eccentric lobe 12.Setting can efficiently reduce the abrasion loss of eccentric part 10 in this way, mention
The high reliability of shaft.
Wherein, groove 20 includes limiting slot section 21 and holding tank section 22.The first end and limiting slot section 21 of holding tank section 22
One end be connected, rolling element 30 is located in holding tank section 22, and the area of the cross section of limiting slot section 21 is less than holding tank section 22
Cross section area.Setting can be effectively prevented rolling element 30 and fall off from groove 20 in this way, i.e., limiting slot section 21 plays
To the position-limiting action of rolling element 30.Further, setting in this way is it is also possible that lubricating oil enters receiving by limiting slot section 21
Rolling element 30 is lubricated in slot section 22, reduces the frictional force between rolling element 30 and holding tank section 22.
In order to further reduce the frictional force between rolling element 30 and holding tank section 22, rolling element 30 is arranged to spherical shape
Structure.
Shaft includes stopper section 40.Stopper section 40 is set in the second end of holding tank section 22 to prevent rolling element 30 from occurring
Displacement.
Preferably, stopper section 40 includes circlip.Rolling element 30 can be effectively prevented out of holding tank section 22 using circlip
It skids off.
Wherein, the cross section of groove 20 is arc-shaped, and the cross section of groove 20 is S, in order to make the rolling of spherical structure
Kinetoplast 30 can will not be skidded off out of groove 20, and the area, that is, S for the groove being located in thrust surface is arranged to: 0.5 π r2 of S >,
In, r is the radius of arc.
Certainly, groove 20 in the present embodiment along its length on center line camber or straight line can be set
Type.As Fig. 2 and Fig. 4 show the groove 20 that center line is of a straight line type.As Fig. 5 and Fig. 6 show the arc-shaped line style of center line
20 structure of groove.
In order to increase the stability of shaft, groove 20 can be arranged to it is multiple, on multiple 20 length directions of groove in
Heart line, which can be set into, to be parallel to each other.Certainly, if it is the groove of arcuate structure 20 can also by multiple arcs structure setting at
The arc groove of identical radian measure.It of courses, under the premise of guaranteeing the rigidity of eccentric part, center line can also be of a straight line type
Groove and the arc-shaped groove of center line are arranged on the thrust surface of the same eccentric part simultaneously.
Stability when in order to further improve shaft operation, sets multiple for rolling element 30, two neighboring rolling
Body 30 is in contact.Setting can be effectively prevented single rolling element 30 and be subjected to displacement in this way, and since rolling element 30 is spherical rolling
Kinetoplast, preferably spherical steel ball.Therefore it is point contact between two adjacent rolling elements 30, handles except the position to contact with each other
Part between have and a certain distance and form cavity, which can be used for storing lubricating oil, to reduce rolling element with
Frictional force between groove.
Further, shaft includes long axis 50 and short axle 60.One end of long axis 50 is connected with one end of eccentric part 10.It is short
One end of axis 60 is connected with the other end of eccentric part 10, and short axle 60 is located at ipsilateral with groove 20.Setting can be effectively in this way
The frictional force for reducing the lower thrust surface of the eccentric part 10 of shaft and the lower bearing surface of pump body structure, effectively increases shaft
Reliability.
As shown in Figure 7 and Figure 8, according to another aspect of the present invention, a kind of compressor is provided.The compressor includes turning
Axis.Shaft is the shaft in above-described embodiment.The shaft includes eccentric part 10 and rolling element 30.It is opened up on eccentric part 10 fluted
20, groove 20 is located on the thrust surface of eccentric part 10.Rolling element 30 is rotatablely arranged in groove 20.By in eccentric part 10
Thrust surface on rolling element is set so that the contact between eccentric part 10 and the bearing of pump body structure is become a little to connect by plane contact
Touching, can significantly reduce the degree of wear of 10 thrust surface of eccentric part, effectively increase the service life of shaft.
The compressor is rotary compressor, by the way that steel ball, eccentric part and lower bearing is arranged on crankshaft, that is, shaft eccentric part
Multi-contact is changed to by face contact, rolling friction is become from sliding friction, prevents shaft from wearing, reduces compressor power consumption, effectively
Ground improve compressor can by property.
In compressor operation, crankshaft does high speed rotary motion, compressor pump rotor set by motor rotor drive
The support of part relies primarily on crankshaft eccentric subordinate end face and contacts support, existing design with lower bearing are as follows: by crankshaft eccentric subordinate end
Face (or lower thrust surface) contacts lower bearing end face directly to support crankshaft, upper thrust surface and upper bearing (metal) clearance fit.But it compresses
In the machine course of work, rotor drives crankshaft high-speed rotation, and thrust surface contacts friction with lower bearing under crankshaft, when high-pressure refrigerant from
Cylinder hits rotor after upper bearing (metal), muffler discharge, in addition crankshaft eccentric portion itself there are bias, can go out in operation process
Existing energy imbalance, it is easier to thrust surface under crankshaft be caused also to increase with it with lower bearing abrasion, compressor power consumption.
To solve the rotary compressor in the technical problems existing in the prior art the present embodiment, as shown in Figure 7 and Figure 8,
In rotary compressor work process, rotor 7 drives crankshaft high-speed rotation, and upper bearing (metal) 9 is long axis and lower bearing 101 is short axle inner hole
Constrain crankshaft radial motion.Crankshaft eccentric subordinate end face is provided with more steel balls, and wherein steel ball is placed on crankshaft eccentric portion steel ball
In slot, crankshaft eccentric portion steel bead groove is designed as shown in Fig. 2 and fig. 4 to fig. 6, and crankshaft group 103 is as shown in Figure 7.
As depicted in figs. 1 and 2, the upper and lower thrust surface in crankshaft eccentric portion is respectively provided with round steel ball placing groove i.e. groove, circular steel
Pearl placing groove slot is formed by two sections, and one section is steel ball placing groove, and one section is steel ball limit hole, and limit hole limitation steel ball rolls out crankshaft
It is contacted other than eccentric part with roller 102.Steel ball is put into steel bead groove from steel ball placing groove end, fills in card after steel ball is all put into
Spring or limiter, limitation steel ball scrolls left and right, and prevents and roller contact, and steel ball can be limited effectively by circlip and steel ball limit hole
Steel ball processed moves left and right in steel bead groove, but there are certain intervals with steel ball placing groove for steel ball, therefore can roll in steel bead groove.
Steel ball, circlip and crankshaft form crankshaft group.It is of course also possible to only be arranged on a thrust surface in upper and lower thrust surface recessed
Slot, and rolling element is arranged in groove.
Compressor installation diagram as shown in figure 8, be located at cylinder 100 in eccentric part lower end surface steel ball contacted with lower bearing 101,
Contact of the crankshaft eccentric subordinate end face with lower bearing in this way is changed to Multi-contact by face contact, is changed to roll by sliding friction and rub
Wipe, abrasion can be effectively reduced, reduce spin friction power consumption, there are gap between another steel ball, can storing frozen oil can to steel ball into
Row sufficient lubrication further decreases abrasion, improves compressor reliability.
It can know from above-mentioned, which may include following examples:
Specifically, which includes eccentric part and rolling element.Opened up on eccentric part it is fluted, groove be located at eccentric part only
In pushing surface.Rolling element is rotatablely arranged in groove.Eccentric part includes eccentric bodies and eccentric lobe.Eccentric lobe is projectedly
It is set on eccentric bodies, groove is opened in eccentric lobe.By the way that rolling element is arranged on the thrust surface of eccentric part, so that partially
Contact between center portion and the bearing of pump body structure becomes point contact by plane contact, can significantly reduce eccentric part thrust
The degree of wear in face effectively increases the service life of shaft.
Specifically, which includes eccentric part and rolling element.Opened up on eccentric part it is fluted, groove be located at eccentric part only
In pushing surface.Rolling element is rotatablely arranged in groove.Eccentric part includes eccentric bodies and eccentric lobe.Eccentric lobe is projectedly
It is set on eccentric bodies, groove is opened in eccentric lobe.Wherein, groove includes limiting slot section and holding tank section.Holding tank
The first end of section is connected with one end of limiting slot section, and rolling element is located in holding tank section, the area of the cross section of limiting slot section
Less than the area of the cross section of holding tank section.Setting can be effectively prevented rolling element 30 and fall off from groove 20 in this way, that is, limit
Position slot section 21 plays the position-limiting action to rolling element 30.Further, setting in this way is it is also possible that lubricating oil passes through limiting slot
Section 21, which enters in holding tank section 22, is lubricated rolling element 30, reduces the frictional force between rolling element 30 and holding tank section 22.
Specifically, which includes eccentric part and rolling element.Opened up on eccentric part it is fluted, groove be located at eccentric part only
In pushing surface.Rolling element is rotatablely arranged in groove.Eccentric part includes eccentric bodies and eccentric lobe.Eccentric lobe is projectedly
It is set on eccentric bodies, groove is opened in eccentric lobe.Wherein, groove includes limiting slot section and holding tank section.Holding tank
The first end of section is connected with one end of limiting slot section, and rolling element is located in holding tank section, the area of the cross section of limiting slot section
Less than the area of the cross section of holding tank section.Shaft includes stopper section, stopper section be set in the second end of holding tank section to prevent
Only rolling element is subjected to displacement.
Specifically, which includes eccentric part and rolling element.Opened up on eccentric part it is fluted, groove be located at eccentric part only
In pushing surface.Rolling element is rotatablely arranged in groove.Eccentric part includes eccentric bodies and eccentric lobe.Eccentric lobe is projectedly
It is set on eccentric bodies, groove is opened in eccentric lobe.Wherein, groove includes limiting slot section and holding tank section.Holding tank
The first end of section is connected with one end of limiting slot section, and rolling element is located in holding tank section, the area of the cross section of limiting slot section
Less than the area of the cross section of holding tank section.Shaft includes stopper section, stopper section be set in the second end of holding tank section to prevent
Only rolling element is subjected to displacement.Wherein, stopper section includes circlip.Rolling element 30 can be effectively prevented from holding tank section using circlip
It is skidded off in 22.
It can be seen from the above description that the above embodiments of the present invention realized the following chievements:
By being arranged rolling element on the eccentric part of shaft, eccentric part and lower bearing are changed to Multi-contact by face contact, by
Sliding friction becomes rolling friction, prevents shaft from wearing, and reduces compressor power consumption, improves compressor reliability.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of shaft characterized by comprising
Eccentric part (10) opens up fluted (20) on the eccentric part (10), and the groove (20) is located at the eccentric part (10)
Thrust surface on；
Rolling element (30) is rotatablely arranged in the groove (20)；
The eccentric part (10) includes:
Eccentric bodies (11)；
Eccentric lobe (12), the eccentric lobe (12) are projectedly set on the eccentric bodies (11), the groove (20)
It is opened on the eccentric lobe (12)；The groove (20) includes:
Limiting slot section (21)；
Holding tank section (22), the first end of the holding tank section (22) is connected with one end of the limiting slot section (21), described
Rolling element (30) is located in the holding tank section (22), and the area of the cross section of the limiting slot section (21) is less than the holding tank
The area of the cross section of section (22)；
Along the center line of the length direction of the groove (20) is arc-shaped or straight line.
2. shaft according to claim 1, which is characterized in that the shaft includes stopper section (40), the stopper section
(40) it is set in the second end of the holding tank section (22) to prevent the rolling element (30) to be subjected to displacement.
3. shaft according to claim 2, which is characterized in that the stopper section (40) includes circlip.
4. shaft according to claim 1, which is characterized in that the cross section of the groove (20) is arc-shaped, the groove
(20) cross section is S, wherein 0.5 π r of S >2, wherein the r is the radius of the arc.
5. shaft according to claim 1, which is characterized in that the groove (20) is multiple.
6. shaft according to claim 1, which is characterized in that the rolling element (30) is multiple, the two neighboring rolling
Kinetoplast (30) is in contact.
7. shaft according to claim 1, which is characterized in that the rolling element (30) includes steel ball.
8. shaft according to claim 1, which is characterized in that the shaft includes:
One end of long axis (50), the long axis (50) is connected with one end of the eccentric part (10)；
One end of short axle (60), the short axle (60) is connected with the other end of the eccentric part (10), the short axle (60) with
The groove (20) is located at ipsilateral.
9. shaft according to claim 1, which is characterized in that the rolling element (30) is spherical rolling body.
10. shaft according to claim 1, which is characterized in that the thrust surface includes upper thrust surface and lower thrust surface, institute
Groove (20) is stated to be set on the upper thrust surface and/or the lower thrust surface.
11. a kind of compressor, including shaft, which is characterized in that the shaft is to turn described in any one of claims 1 to 10
Axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610915978.XA CN106337810B (en) | 2016-10-20 | 2016-10-20 | Shaft and compressor with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610915978.XA CN106337810B (en) | 2016-10-20 | 2016-10-20 | Shaft and compressor with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106337810A CN106337810A (en) | 2017-01-18 |
| CN106337810B true CN106337810B (en) | 2018-12-07 |
Family
ID=57840490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610915978.XA Active CN106337810B (en) | 2016-10-20 | 2016-10-20 | Shaft and compressor with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106337810B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201297254Y (en) * | 2008-11-24 | 2009-08-26 | 珠海格力电器股份有限公司 | A rolling rotor compressor |
| CN203627854U (en) * | 2013-11-13 | 2014-06-04 | 江苏海欣船用阀门有限公司 | Adjustable throttling device |
| CN205013296U (en) * | 2015-08-25 | 2016-02-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor and cross sliding ring thereof |
| CN105927546A (en) * | 2016-07-08 | 2016-09-07 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor compressor and matching structure of crankshaft thrust surface and flange surface thereof |
| CN206159028U (en) * | 2016-10-20 | 2017-05-10 | 珠海格力节能环保制冷技术研究中心有限公司 | Pivot and have its compressor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015068330A (en) * | 2013-10-01 | 2015-04-13 | 三菱重工業株式会社 | Slide member |
-
2016
- 2016-10-20 CN CN201610915978.XA patent/CN106337810B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201297254Y (en) * | 2008-11-24 | 2009-08-26 | 珠海格力电器股份有限公司 | A rolling rotor compressor |
| CN203627854U (en) * | 2013-11-13 | 2014-06-04 | 江苏海欣船用阀门有限公司 | Adjustable throttling device |
| CN205013296U (en) * | 2015-08-25 | 2016-02-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor and cross sliding ring thereof |
| CN105927546A (en) * | 2016-07-08 | 2016-09-07 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor compressor and matching structure of crankshaft thrust surface and flange surface thereof |
| CN206159028U (en) * | 2016-10-20 | 2017-05-10 | 珠海格力节能环保制冷技术研究中心有限公司 | Pivot and have its compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106337810A (en) | 2017-01-18 |
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