CN106321443A - Sliding vane for compressor and compressor with sliding vane - Google Patents
Sliding vane for compressor and compressor with sliding vane Download PDFInfo
- Publication number
- CN106321443A CN106321443A CN201610906776.9A CN201610906776A CN106321443A CN 106321443 A CN106321443 A CN 106321443A CN 201610906776 A CN201610906776 A CN 201610906776A CN 106321443 A CN106321443 A CN 106321443A
- Authority
- CN
- China
- Prior art keywords
- slide plate
- compressor
- main body
- main shaft
- vane slot
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
- F04C18/3441—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
Abstract
The invention provides a sliding vane for a compressor and the compressor with the sliding vane. The sliding vane for the compressor comprises a sliding vane main body, wherein a lightening hole is formed in the sliding vane main body; and the lightening hole is in the position above the gravity center of the sliding vane main body. According to the sliding vane for the compressor, energy consumption of the compressor can be reduced.
Description
Technical field
The present invention relates to apparatus of air conditioning field, in particular to a kind of compressor slide plate and the pressure with it
Contracting machine.
Background technology
Existing a kind of vertical compressor, different from traditional horizontal compressor, this compressor is vertical.Such as Fig. 1 and Fig. 2 institute
Showing, Fig. 1 is view during slide plate 1 ' inward, and Fig. 2 is the slide plate 1 ' view when moving out.Due to cunning
The height of sheet 1 ' is big compared with width, and slide plate 1 ' be the oil pressure by afterbody as driving force, so will result in slide plate 1 ' at slide plate
Occurring when moving back and forth in groove, (in figure, dotted line decussation point is slide plate 1 ' center of gravity position) this inclination can tilt
Form an inclination alpha, thus slide plate 1 ' and upper flange, the end contact of lower flange, scratch upper flange, lower flange end face, cause
Power consumption increases.
Summary of the invention
It is desirable to provide a kind of compressor slide plate that can reduce energy consumption of compressor and there is its compressor.
The invention provides a kind of compressor slide plate, it includes slide plate main body, slide plate main body is provided with lightening hole, subtracts
Repeated hole is positioned at the position of more than the center of gravity of slide plate main body.
Further, lightening hole is formed towards sunken inside by the first side wall of slide plate main body.
Further, the wall that the first side wall face is the bearing touch with compressor of slide plate main body.
Further, lightening hole is rectangular opening or delthyrium.
Further, lightening hole caves inward along the second side wall surface of slide plate main body, and the top wall surface of penetration slipping sheet main body.
According to a further aspect in the invention, it is provided that a kind of compressor, it is inclined be arranged in bearing that compressor includes bearing
Heart roller, eccentric roll is provided with vane slot, is provided with slide plate in vane slot, and slide plate is above-mentioned slide plate.
Further, the first side wall face of the slide plate main body of slide plate contacts with the internal face of bearing.
Further, compressor also includes: main shaft, and eccentric roll is set in outside main shaft, main shaft is provided with main oil gallery and
The branch line oil duct connected with main oil gallery, branch line oil duct connects with vane slot, second sidewall relative with the first side wall face of slide plate
Back pressure cavity is formed between face and the bottom land of vane slot；Oil pump, oil pump is arranged on the bottom of main shaft, and with the main oil gallery of main shaft even
Logical.
Further, between upper surface and the upper flange of compressor of main shaft, there is gap delta, back pressure cavity by gap delta with
The branch line oil duct connection of main shaft.
Further, vane slot is multiple and being provided at circumferentially spaced along eccentric roll, is provided with one in each vane slot
Individual slide plate.
Compressor slide plate according to the present invention and have its compressor, by arranging loss of weight in slide plate main body
Hole, makes the decentralization of slide plate, can reduce the slide plate center of gravity distance to lower flange, namely reduces comprehensive moment, thus
Slide plate inclination in the course of the work is made moderate progress.The weight of slide plate can be reduced simultaneously, so will reduce slide plate with under
The frictional force of flange, the beneficially reduction of compressor power consumption.Connecing of slide plate head and bearing inner race internal face can be reduced simultaneously
Touch, thus reduce the friction power loss of this position, reduce caloric value.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing a further understanding of the present invention, and the present invention's is schematic real
Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the slide plate slid inward motion inclination of compressor in prior art；
Fig. 2 is the structural representation that in prior art, the slide plate of compressor slides in and out that motion tilts；
Fig. 3 be the compressor slide plate according to the present invention structural representation；
Fig. 4 is the perspective view of the first the compressor slide plate according to the present invention；
Fig. 5 is the main TV structure schematic diagram of the first the compressor slide plate according to the present invention；
Fig. 6 is the perspective view of the second compressor slide plate according to the present invention；
Fig. 7 is the main TV structure schematic diagram of the second compressor slide plate according to the present invention；
Fig. 8 is the perspective view of the third compressor slide plate according to the present invention；
Fig. 9 is the main TV structure schematic diagram of the third compressor slide plate according to the present invention；
Figure 10 is the structural representation of the compressor according to the present invention；
Figure 11 be according to the slide plate of the compressor of the present invention at top view；
Figure 12 be according to the main shaft of the compressor of the present invention at structural representation.
Description of reference numerals:
1 ', slide plate of the prior art；10, slide plate main body；11, lightening hole；12, the first side wall face；13, the second sidewall
Face；14, top wall surface；20, bearing；21, eccentric roll；211, vane slot；212, back pressure cavity；22, main shaft；221, main oil gallery；
222, branch line oil duct；24, upper flange；25, rotor；26, stator；27, exhaustor；28, upper cover body；29, liquid collecting tank；30, housing；
31, lower cover；32, installing plate；33, oil pump；34, lower cover；35, lower flange.
Detailed description of the invention
Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As shown in Fig. 3 to Fig. 9, according to embodiments of the invention, compressor slide plate includes slide plate main body 10, slide plate main body
Being provided with lightening hole 11 on 10, lightening hole 11 is positioned at the position of more than the center of gravity of slide plate main body 10.By by existing slide plate
Between cut out some materials, form lightening hole 11, make the decentralization of slide plate, can reduce slide plate center of gravity to lower flange 35 away from
From, namely reduce comprehensive moment, so that the inclination that slide plate is in the course of the work makes moderate progress.Cunning can be reduced simultaneously
The weight of sheet, so will reduce the frictional force of slide plate and lower flange 35, the beneficially reduction of compressor power consumption.Can reduce simultaneously
Slide plate head and the contact force of bearing 20 inner ring internal face, thus reduce the friction power loss of this position, reduce caloric value.
As depicted in figs. 1 and 2, usual slide plate be rule rectangle, the center of gravity (dotted line decussation point in figure) of slide plate with
Geometric center essentially coincides.Lightening hole 11 is the part cut out on the basis of existing slide plate, when cutting out this portion of material
After, the position of centre of gravity of slide plate is moved down the first distance h by geometric center, as shown in Figure 3.So make the center of gravity downward bias of slide plate
Move, closer to lower flange.
As shown in Figure 4 and Figure 5, lightening hole 11 is caved inward by the first side wall face 12 of slide plate main body 10 and is formed.Slide plate master
The first side wall face 12 of body 10 is the wall that the bearing 20 with compressor contacts.The lightening hole 11 so formed does not destroys slide plate master
Two sides before and after body 10, it is ensured that sealing, it is ensured that compressor operating is reliable.
The structure of lightening hole 11 and shape etc. can determine as required, such as, shown in Fig. 4 and Fig. 5, lightening hole 11 is square
Shape hole.Lightening hole 11 is delthyrium as shown in Figure 6 and Figure 7.I.e. lightening hole 11 is at the width along vertical slide plate main body 10
It is shaped as triangle on cross section.Certainly, lightening hole 11 can also be the hole of circular hole or other shapes.
As shown in Figure 8 and Figure 9, lightening hole 11 can also cave inward formation along the second side wall surface 13 of slide plate main body 10,
And the top wall surface 14 of penetration slipping sheet main body 10.This structure can be by the second side wall surface 13 of slide plate main body 10 originally
Add a part of material and form the structure of similar lightening hole 11, make the decentralization of slide plate main body 10 entirety.Use this cunning
The latter half of sheet main body 10 increases the method for material makes moving down of center of gravity, it is possible to achieve the beneficial effect of decentralization, but
It it is the reduction that can not realize slide plate and lower flange 35 end-face friction of this structure.
According to a further aspect in the invention, it is provided that a kind of compressor, compressor includes bearing 20 and is arranged in bearing 20
Eccentric roll 21, eccentric roll 21 is provided with vane slot 211, in vane slot 211, is provided with slide plate, slide plate is above-mentioned cunning
Sheet.
Use above-mentioned slide plate can reduce slide plate move in vane slot 211 tilt possibility, it is to avoid to upper flange 24,
The scratch of lower flange 35.The first side wall face 12 of the slide plate main body 10 of slide plate contacts with the internal face of bearing 20.Lightening hole 11 can
To reduce the weight of slide plate, reduce the frictional force with lower flange 35 when slide plate moves back and forth, thus reduce power consumption and caloric value.
Reduce slide plate weight and can reduce the centrifugal force of slide plate, slide plate can be reduced in the case of slide plate head and afterbody pressure reduction are constant
Head and the contact force of needle bearing inner ring internal face, thus reduce the friction power loss of this position, reduce caloric value.
As shown in Figure 10, compressor also includes housing 30, the upper cover body 28 being arranged on the upper end of housing 30, is arranged on housing
The lower cover 31 of the lower end of 30.The side of housing 30 is provided with liquid collecting tank 29, and liquid collecting tank 29 is connected in housing 30 by connecting tube
Logical.The bottom of lower cover 31 is provided with installing plate 32.
Compressor is vertical compressor.Compressor mainly includes that main shaft 22, the lower end of main shaft 22 are fixedly installed oil pump 33.
Being arranged with lower cover 34 outside main shaft 22, lower cover 34 is positioned at above oil pump 33.Lower flange 35 is arranged on lower cover 34.Upper flange
24 are interval in lower flange 35 is set on main shaft 22.Eccentric roll 21 it is provided with between upper flange 24 and lower flange 35.Eccentric rolling
Son 21 is set in outside main shaft 22, and it can be one-body molded with main shaft 22, it is also possible to individually fixing connection again after processing.Eccentric roll
21 are outside equipped with bearing 20.Bearing 20 can be needle bearing, it is also possible to be other bearings.
Main shaft 22 top is provided with rotor 25.In housing 30, the position corresponding with rotor 25 is provided with stator 26.Housing
The top of 30 is provided with exhaustor 27.
As shown in figure 11, vane slot 211 is multiple and being provided at circumferentially spaced along eccentric roll 21, in each vane slot 211
It is provided with a slide plate.Specifically, vane slot 211 is three.Second side wall surface relative with the first side wall face 12 of slide plate
Back pressure cavity 212 is formed between 13 and the bottom land of vane slot 211.Back pressure cavity 212 connects with oil pump 33.Specifically, main shaft 22 sets
Being equipped with main oil gallery 221 and the branch line oil duct 222 connected with main oil gallery 221, branch line oil duct 222 connects with vane slot 211, oil pump 33
It is arranged on the bottom of main shaft 22, and connects with the main oil gallery 221 of main shaft 22.
As shown in figure 12, having gap delta between upper surface and the upper flange 24 of compressor of main shaft 22, back pressure cavity 212 is led to
Cross gap delta to connect with the branch line oil duct 222 of main shaft 22.In figure, arrow show oil-gas transportation passage.
During compressor operation, the drive lower main axis 22 at motor rotates with, and slide plate is under the influence of centrifugal force from slide plate
Groove 211 stretches out, and the head of slide plate contacts with the inner ring internal face of bearing 20, and drives inner ring to rotate.Along with compressor
Even running, slide plate starts to move reciprocatingly in vane slot 211, and 3 slide plates and needle bearing inner ring divide whole moon teeth cavity
Being 3 independent chambers, these 3 chambers periodically expand, reduce, thus realize the air-breathing of compressor, aerofluxus.
Slide plate main body 10 and vane slot 211 form a space closed, and are slide plate back pressure cavity 212, the back of the body of this slide plate
Pressure chamber 212 also has three, and along with the amplification of property service cycle of compressor with reduce.
Being immersed in bottom compressor in oil sump at oil pump 33, main shaft 22 rotarily drives oil pump 33 and rotates, and oil pump 33 is a kind of appearance
Long-pending formula pump, under the effect of oil pump 33, oil enters into the main oil gallery 221 of main shaft 22 by oil sump, by the branch line oil of main shaft 22
Road 222, enters into the back pressure cavity 212 of slide plate by the gap delta of upper flange 24 and the upper surface of main shaft 22, and oil pressure is compressor row
Atmospheric pressure is applied to the afterbody of slide plate, makes slide plate head be close to needle bearing internal face, and a month teeth cavity is divided into three work chamber.
In compressor motor process, slide plate and vane slot 211 form a space closed, we term it slide plate back pressure
Chamber 212, this slide plate back pressure cavity 212 also has three, and along with the amplification of property service cycle of compressor with reduce.
In order to ensure that slide plate can move in vane slot 211 smoothly, the height of slide plate is less than needle bearing 20
Highly, and under gravity the lower surface of slide plate contacts with lower flange 35.As it is shown on figure 3, due to the pressure of slide plate afterbody
Power comes from the oil pressure F of slide plate back pressure cavity 212, and slide plate is f with the frictional force of lower flange 35, and due to the height of needle bearing 20
More than slide plate, so the upper surface of slide plate and upper flange are discontiguous, but there is certain interval δ.So in the promotion of oil pressure F
Under, slide plate very likely results in inclination, if the top half at slide plate cuts out a part of material, then under the center of gravity of slide plate is incited somebody to action
Moving the first distance for h, the probability that such slide plate tilts in vane slot 211 will be further reduced, and beneficially slide plate is reciprocal
Run.
The lower surface of slide plate contacts with the upper surface of lower flange 35, slide plate reciprocating motion in vane slot 211 will with under
The upper surface of flange 35 produces frictional force, and the slide plate that weight is bigger will produce bigger power consumption, and cutting out a part of material will
The weight making slide plate reduces, and advantageously reduces the power consumption of compressor.
Additionally the head of slide plate is the pressure F1 of compression chamber, and the pressure F that afterbody is slide plate back pressure cavity 212, both will produce
Giving birth to certain pressure difference value, the effect downslide sheet head at this pressure reduction and centrifugal force is close to needle bearing 20 inner ring internal face,
The reduction of slide plate weight can make centrifugal force reduce, so that the contact force of slide plate head and needle bearing inner ring internal face subtracts
Little, friction power loss herein reduces caloric value and reduces.
Compressor slide plate according to the present invention and there is its compressor have the following technical effect that
Cut out a part of material in the middle and upper part of slide plate, reach slide plate decentralization and the purpose of weight minimizing, so that
Slide plate move in vane slot tilt may reduction, it is to avoid the scratch to upper and lower flange；Reduce slide plate move back and forth time with
The frictional force of lower flange, thus reduce power consumption and caloric value；Reduce slide plate weight and can reduce the centrifugal force of slide plate, at slide plate head
Portion and afterbody pressure reduction constant in the case of can reduce the contact force of slide plate head and needle bearing inner ring internal face, thus reduce
The friction power loss of this position, reduces caloric value.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a compressor slide plate, it is characterised in that include slide plate main body (10), described slide plate main body (10) is provided with and subtracts
Repeated hole (11), described lightening hole (11) is positioned at the position of more than the center of gravity of described slide plate main body (10).
Compressor slide plate the most according to claim 1, it is characterised in that described lightening hole (11) is by described slide plate main body
(10) the first side wall face (12) caves inward formation.
Compressor slide plate the most according to claim 2, it is characterised in that the first side wall face of described slide plate main body (10)
(12) for the wall contacted with the bearing (20) of compressor.
Compressor slide plate the most according to any one of claim 1 to 3, it is characterised in that described lightening hole (11) is
Rectangular opening or delthyrium.
Compressor slide plate the most according to claim 1, it is characterised in that described lightening hole (11) is along described slide plate main body
(10) the second side wall surface (13) caves inward, and runs through the top wall surface (14) of described slide plate main body (10).
6. a compressor, it is characterised in that described compressor include bearing (20) and be arranged in described bearing (20) inclined
Heart roller (21), described eccentric roll (21) is provided with vane slot (211), and described vane slot is provided with slide plate in (211), institute
Stating slide plate is the slide plate according to any one of claim 1 to 5.
Compressor the most according to claim 6, it is characterised in that the first side wall face of the slide plate main body (10) of described slide plate
(12) internal face with described bearing (20) contacts.
Compressor the most according to claim 6, it is characterised in that described compressor also includes:
Main shaft (22), described eccentric roll (21) is set in described main shaft (22) outward, and described main shaft is provided with main oil gallery on (22)
(221) the branch line oil duct (222) and with described main oil gallery (221) connected, described branch line oil duct (222) and described vane slot
(211) connection, second side wall surface (13) relative with described the first side wall face (12) of described slide plate and described vane slot (211)
Bottom land between formed back pressure cavity (212)；
Oil pump (33), described oil pump (33) is arranged on the bottom of described main shaft (22), and with the main oil gallery of described main shaft (22)
(221) connection.
Compressor the most according to claim 8, it is characterised in that the upper surface of described main shaft (22) and described compressor
Having gap delta between upper flange (24), described back pressure cavity (212) is by the branch line oil duct of described gap delta Yu described main shaft (22)
(222) connection.
Compressor the most according to claim 6, it is characterised in that described vane slot (211) is multiple and along described bias
Being provided at circumferentially spaced of roller (21), is provided with a described slide plate in each described vane slot (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610906776.9A CN106321443B (en) | 2016-10-17 | 2016-10-17 | Sliding vane for compressor and compressor with sliding vane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610906776.9A CN106321443B (en) | 2016-10-17 | 2016-10-17 | Sliding vane for compressor and compressor with sliding vane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106321443A true CN106321443A (en) | 2017-01-11 |
| CN106321443B CN106321443B (en) | 2019-12-20 |
Family
ID=57817663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610906776.9A Active CN106321443B (en) | 2016-10-17 | 2016-10-17 | Sliding vane for compressor and compressor with sliding vane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106321443B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3933206A4 (en) * | 2019-02-27 | 2022-04-27 | Gree Electric Appliances, Inc. of Zhuhai | Pumping assembly, compressor and air-conditioning device |
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| JPS60237190A (en) * | 1984-05-09 | 1985-11-26 | Hitachi Ltd | Rotary type compressor |
| JPS63201391A (en) * | 1987-02-16 | 1988-08-19 | Hitachi Ltd | Rotary enclosed type compressor |
| CN201874818U (en) * | 2010-11-23 | 2011-06-22 | 广东美芝制冷设备有限公司 | Rotary compressor |
| CN102251969A (en) * | 2010-05-21 | 2011-11-23 | 三菱电机株式会社 | Rotary vane type compressor |
| JP2012197725A (en) * | 2011-03-22 | 2012-10-18 | Nippon Soken Inc | Rolling piston compressor, and vane |
| CN202520558U (en) * | 2012-03-23 | 2012-11-07 | 广东美芝制冷设备有限公司 | Slip sheet structure of rotary compressor |
| CN203374488U (en) * | 2013-07-12 | 2014-01-01 | 广东美芝制冷设备有限公司 | Sliding vane of compressor |
| CN203548200U (en) * | 2013-10-16 | 2014-04-16 | 宁波圣龙汽车动力系统股份有限公司 | Vane of vane pump |
| CN105402125A (en) * | 2015-11-13 | 2016-03-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Slide vane compressor |
| CN206617326U (en) * | 2016-10-17 | 2017-11-07 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor slide plate and the compressor with it |
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2016
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60237190A (en) * | 1984-05-09 | 1985-11-26 | Hitachi Ltd | Rotary type compressor |
| JPS63201391A (en) * | 1987-02-16 | 1988-08-19 | Hitachi Ltd | Rotary enclosed type compressor |
| CN102251969A (en) * | 2010-05-21 | 2011-11-23 | 三菱电机株式会社 | Rotary vane type compressor |
| CN201874818U (en) * | 2010-11-23 | 2011-06-22 | 广东美芝制冷设备有限公司 | Rotary compressor |
| JP2012197725A (en) * | 2011-03-22 | 2012-10-18 | Nippon Soken Inc | Rolling piston compressor, and vane |
| CN202520558U (en) * | 2012-03-23 | 2012-11-07 | 广东美芝制冷设备有限公司 | Slip sheet structure of rotary compressor |
| CN203374488U (en) * | 2013-07-12 | 2014-01-01 | 广东美芝制冷设备有限公司 | Sliding vane of compressor |
| CN203548200U (en) * | 2013-10-16 | 2014-04-16 | 宁波圣龙汽车动力系统股份有限公司 | Vane of vane pump |
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| CN206617326U (en) * | 2016-10-17 | 2017-11-07 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor slide plate and the compressor with it |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3933206A4 (en) * | 2019-02-27 | 2022-04-27 | Gree Electric Appliances, Inc. of Zhuhai | Pumping assembly, compressor and air-conditioning device |
| US11898562B2 (en) | 2019-02-27 | 2024-02-13 | Gree Electric Appliances, Inc. Of Zhuhai | Pumping assembly, compressor and air conditioning equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106321443B (en) | 2019-12-20 |
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Effective date of registration: 20191211 Address after: 519000 No. six Jinji Road West, Zhuhai, Guangdong Co-patentee after: Zhuhai Gree Energy Saving & Refrigerating Technology Resarch Center Co., Ltd. Patentee after: GREE ELECTRIC APPLIANCES Inc. OF ZHUHAI Address before: 519070 Guangdong city of Zhuhai province Rooster Hill Road No. 789 building Patentee before: Zhuhai Gree Energy Saving & Refrigerating Technology Resarch Center Co., Ltd. |