CN106640663A - Air suction structure of rotary cylinder piston compressor and rotary cylinder piston compressor - Google Patents
Air suction structure of rotary cylinder piston compressor and rotary cylinder piston compressor Download PDFInfo
- Publication number
- CN106640663A CN106640663A CN201610912923.3A CN201610912923A CN106640663A CN 106640663 A CN106640663 A CN 106640663A CN 201610912923 A CN201610912923 A CN 201610912923A CN 106640663 A CN106640663 A CN 106640663A
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- China
- Prior art keywords
- chamber
- cylinder piston
- piston compressor
- air suction
- sub
- 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
- 239000003507 refrigerant Substances 0.000 claims abstract description 27
- 230000008030 elimination Effects 0.000 claims description 40
- 238000003379 elimination reaction Methods 0.000 claims description 40
- 230000000694 effects Effects 0.000 abstract description 6
- 230000010349 pulsation Effects 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 3
- 230000030279 gene silencing Effects 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000737 periodic effect 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
- F04C29/065—Noise dampening volumes, e.g. muffler chambers
-
- 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
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Compressor (AREA)
Abstract
The invention discloses an air suction structure of a rotary cylinder piston compressor and the rotary cylinder piston compressor, belongs to the technical field of compressors, and is designed to solve the problem that the existing structure has a limited muffler effect. The air suction structure of the rotary cylinder piston compressor disclosed by the invention comprises a cylinder liner, wherein a refrigerant inlet pipeline is arranged on the side wall of the cylinder liner; the refrigerant inlet pipe is communicated with the inner chamber of the cylinder liner and a dispenser; a muffler chamber main body is arranged on the upper end surface, the lower end surface and/or the side wall of the cylinder liner; a neck passage is connected between the side wall of the refrigerant inlet pipeline and the muffler chamber main body; a sealing cover is arranged on the outer side surface of the muffler chamber main body. According to the air suction structure of the rotary cylinder piston compressor and the rotary cylinder piston compressor disclosed by the invention, the air suction pressure pulsation is reduced, so that the air suction of the rotary cylinder piston compressor is steadier and smoother; the overall noise level is reduced; the loss of the air suction power consumption is reduced, and the overall efficiency of the rotary cylinder piston compressor is improved.
Description
Technical field
The present invention relates to Compressor Technology field, more particularly to a kind of air suction structure for turning cylinder piston compressor and including
The air suction structure turns cylinder piston compressor.
Background technology
In the existing air suction structure for turning cylinder piston compressor, as shown in Figure 1 to Figure 3, refrigerant air-flow is direct from knockout 2
The cylinder jacket inner chamber 12 that pipeline 11 enters cylinder jacket 1 is entered by refrigerant, because turning each cycle of operation of cylinder piston compressor
Interior be present is vented twice and cylinder and piston there is also periodic rotational movements, causes pressure of inspiration(Pi) to be pulsed than larger.Excessive
Pressure of inspiration(Pi) pulsation can increase exciting gas power, and then increase the noise of compressor；Air-breathing power consumption can also be increased, cause compressor
Performance is reduced.
The frequency selectivity of existing air suction structure is strong, can only cut down near single frequency point or the Frequency point in very narrow-band
Noise, it is impossible to cut down wideband noise, soundproof effect is limited.
The content of the invention
It is an object of the present invention to propose a kind of air-breathing for turning cylinder piston compressor that can reduce pressure of inspiration(Pi) pulsation
Structure.
Further object is that propose a kind of air suction and noise it is low turn cylinder piston compressor.
It is up to this purpose, on the one hand, the present invention is employed the following technical solutions：
A kind of air suction structure for turning cylinder piston compressor, including cylinder jacket, are provided with cold on the side wall of the cylinder jacket
Matchmaker enters pipeline, and the refrigerant enters pipeline communication cylinder jacket inner chamber and knockout, in the upper surface of the cylinder jacket, lower surface
And/or noise elimination cavity main body is provided with the wall of side, enter in the refrigerant and connect between the side wall and the noise elimination cavity main body of pipeline
There is neck passage；Closure is provided with the lateral surface of the noise elimination cavity main body.
Particularly, when the noise elimination cavity main body is located at the upper surface of the cylinder jacket, the closure is compressor pump
The upper flange of body；When the noise elimination cavity main body is located at the lower surface of the cylinder jacket, the closure is compressor pump
Cylinder limiting plate.
Particularly, the noise elimination cavity main body parallel to the refrigerant enter pipeline axis direction section it is rounded,
Rectangle, ellipse, kidney-shaped or triangle.
Particularly, the neck passage is the section on its axis direction is rounded, rectangle, ellipse, kidney-shaped
Or triangle.
Particularly, the noise elimination cavity main body includes a center sub-chamber and at least one edge sub-chamber, the center
Connected by sub-chamber's pipeline between sub-chamber and each described edge sub-chamber；One openend of the neck passage is located at
In the center sub-chamber.
Further, the shape of the center sub-chamber and any one edge sub-chamber is identical or different；The center
The area of sub-chamber and any one edge sub-chamber is identical or different.
Particularly, the center sub-chamber parallel to the refrigerant enter pipeline axis direction section it is rounded,
Rectangle, ellipse, kidney-shaped or triangle；The edge sub-chamber cutting in the axis direction that pipeline is entered parallel to the refrigerant
Face is rounded, rectangle, ellipse, kidney-shaped or triangle.
Particularly, the center sub-chamber and the edge sub-chamber are located on the upper surface of the cylinder jacket.
Particularly, the noise elimination cavity main body includes edge sub-chamber described in two or four, all the edge sub-chamber
It is symmetrical arranged with regard to the center sub-chamber.
On the other hand, the present invention is employed the following technical solutions：
One kind turns cylinder piston compressor, including the above-mentioned air suction structure for turning cylinder piston compressor.
The present invention turns to be arranged on upper surface of the air suction structure in cylinder jacket, lower surface and/or the side wall of cylinder piston compressor
There is noise elimination cavity main body, be connected with neck passage between the side wall and noise elimination cavity main body of pipeline in refrigerant, reduce pressure of inspiration(Pi)
Power is pulsed, and makes the air-breathing more steady and smooth for turning cylinder piston compressor；Complete machine noise level is reduced, broadband can be cut down and made an uproar
Sound, soundproof effect is good；Air-breathing power consumption penalty is reduced, the overall efficiency for turning cylinder piston compressor is improve.
The present invention turns cylinder piston compressor including the above-mentioned air suction structure for turning cylinder piston compressor, reduces pressure of inspiration(Pi)
Impact of the pulsation to parts such as knockout, air intake duct, cylinder jacket, cylinder, pistons, improves whole aircraft reliability；Reduce whole machine
Noise level, is especially reduction of air suction and noise；Air-breathing power consumption penalty is reduced, the whole machine effect for turning cylinder piston compressor is improve
Rate.
Description of the drawings
Fig. 1 is the sectional view of existing compressor assembly；
Fig. 2 is the top view of existing cylinder jacket；
Fig. 3 is the B-B direction sectional view in Fig. 2 at A；
Fig. 4 is the compressor pump component explosive view that the preferred embodiment of the present invention one is provided；
Fig. 5 is the sectional view of the cylinder jacket that the preferred embodiment of the present invention one is provided；
Fig. 6 is the structural representation of the cylinder jacket that the preferred embodiment of the present invention one is provided；
Fig. 7 is the top view of the cylinder jacket that the preferred embodiment of the present invention one is provided；
Fig. 8 is D-D in Fig. 7 at C to sectional view；
The top view of the cylinder jacket that Fig. 9-Figure 12 preferred embodiment of the present invention one is provided；
The top view of the cylinder jacket that Figure 13-Figure 16 preferred embodiment of the present invention two is provided；
Figure 17 is the sectional view of the compressor assembly that the preferred embodiment of the present invention three is provided.
In figure：
1st, cylinder jacket；2nd, knockout；3rd, upper flange；4th, cylinder limiting plate；11st, refrigerant enters pipeline；12nd, in cylinder jacket
Chamber；13rd, noise elimination cavity main body；14th, neck passage；131st, center sub-chamber；132nd, edge sub-chamber；133rd, sub-chamber's pipeline.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
Preferred embodiment one：
This preferred embodiment discloses a kind of air suction structure for turning cylinder piston compressor.As shown in Fig. 4 to Fig. 8, the air-breathing knot
Structure includes cylinder jacket 1, and refrigerant is provided with the side wall of cylinder jacket 1 into pipeline 11, and refrigerant enters pipeline 11 and connects cylinder jacket
Inner chamber 12 and knockout 2.Noise elimination cavity main body 13 is provided with the upper surface of cylinder jacket 1, lower surface and/or side wall, in refrigerant
Neck passage 14 is connected between the side wall and noise elimination cavity main body 13 of pipeline 11；Set on the lateral surface of noise elimination cavity main body 13
It is equipped with closure.
By the way that noise elimination cavity is arranged in cylinder jacket 1 (including noise elimination cavity main body 13 and neck passage 14, it is also possible to referred to as last of the twelve Earthly Branches nurse
Hertz silencing cavity) pressure of inspiration(Pi) pulsation is reduced, the air-breathing more steady and smooth for turning cylinder piston compressor is made, aspiration excitation power is more
It is little；Impact of the pressure of inspiration(Pi) pulsation to parts such as knockout 2, air intake duct, cylinder jacket 1, cylinder, pistons is reduced, is improve whole
The reliability of machine；Complete machine noise level is reduced, air suction and noise is especially reduction of；Reduce air-breathing power consumption penalty, Jin Erti
The high overall efficiency for turning cylinder piston compressor.
Wherein, noise elimination cavity main body 13 is preferably provided on the upper surface up or down end face of cylinder jacket 1, it is also possible in cylinder jacket
Noise elimination cavity main body 13 is respectively arranged with the 1 upper and lower end face in upper surface simultaneously.When noise elimination cavity main body 13 is located at the upper of cylinder jacket 1
Closure is the upper flange 3 of compressor pump during end face；When noise elimination cavity main body 13 is located at the lower surface of cylinder jacket 1, closure is
The cylinder limiting plate 4 of compressor pump.
It is most preferably mode that noise elimination cavity main body 13 is arranged on the upper surface of cylinder jacket 1, now in noise elimination cavity main body 13
Refrigeration oil will not be piled up, it can flow into refrigerant and enter under the Action of Gravity Field of itself through neck passage 14 when there is refrigeration oil
Pipeline 11.When noise elimination cavity main body 13 is arranged on the lower surface of cylinder jacket 1, refrigeration oil is possible to be gathered in noise elimination cavity main body 13
In, so as to reduce the volume of noise elimination cavity main body 13, make design frequency deviation occur.
As shown in Fig. 9 to 12, noise elimination cavity main body 13 can be with the section of the axis direction that pipeline 11 is entered parallel to refrigerant
In but be not limited to rounded, rectangle, ellipse, kidney-shaped or triangle；Neck passage 14 is in cutting on its axis direction
Face can be in but be not limited to rounded, rectangle, ellipse, kidney-shaped or triangle.
Preferred embodiment two：
This preferred embodiment discloses a kind of air suction structure for turning cylinder piston compressor, and its structure is basic with preferred embodiment one
It is identical.Difference is, as shown in Figure 13 to 16, noise elimination cavity main body 13 includes a center sub-chamber 131 and at least one
Edge sub-chamber 132, is connected between center sub-chamber 131 and each edge sub-chamber 132 by sub-chamber's pipeline 133；Neck
One openend of passage 14 is located in center sub-chamber 131.
That is, noise elimination cavity main body 13 is Combined type muffling chamber (combined type last of the twelve Earthly Branches nurse hertz silencing cavity) structure.Compared to single noise elimination
Chamber (single last of the twelve Earthly Branches nurse hertz silencing cavity) structure can only cut down the peak systole of single frequency, Combined type muffling chamber (the combined type last of the twelve Earthly Branches nurse
Hertz silencing cavity) each noise elimination cavity (center sub-chamber 131, edge sub-chamber 132) of structure can be respectively directed to different plans and disappear
Subtract frequency to be designed, cooperate each other, realize the effect of vibration and noise reduction of wide frequency range, breach traditional silencing cavity
The limitation of single frequency can only be cut down, sound-damping qualities are increased, erasure effect is improve.
The shape of center sub-chamber 131 and any one edge sub-chamber 132 is identical or different (including center sub-chamber 131
Can be identical or different without the shape of any two sub-chamber in interior whole sub-chamber with whole edge sub-chamber 132,
Can also be certain two or a few sub-chamber shape it is identical or different)；Center sub-chamber 131 and any one edge sub-chamber
132 area is identical or different (including can in the whole sub-chamber including center sub-chamber 131 and whole edge sub-chamber 132
With the area without any two sub-chamber the area of identical or different, or certain two or a few sub-chamber it is identical or
It is different).
Center sub-chamber 131 can be in but be not limited in circle parallel to refrigerant into the section of the axis direction of pipeline 11
Shape, rectangle, ellipse, kidney-shaped or triangle；The cutting in the axis direction that pipeline 11 is entered parallel to refrigerant of edge sub-chamber 132
Face can be in but be not limited to rounded, rectangle, ellipse, kidney-shaped or triangle.
Whole center sub-chamber 131 and edge sub-chamber 132 can be separately positioned on the upper and lower end in upper surface of cylinder jacket 1
On face, the sub-chamber in the sealed upper end face of upper flange 3, cylinder limiting plate 4 seals the sub-chamber of lower surface；Can also be by middle center chamber
Room 131 and edge sub-chamber 132 are all disposed within the upper surface of cylinder jacket 1, because upper flange 3 sealing area more than cylinder it is spacing
The sealing area of plate 4, so there is sufficiently large area layout sub-chamber on the upper surface of cylinder jacket 1；Can also be by above-mentioned two
Plant set-up mode to combine.
Preferably, noise elimination cavity main body 13 include two or four edge sub-chamber 132, whole edge sub-chamber 132 with regard to
Center sub-chamber 131 is symmetrical arranged.
Preferred embodiment three：
This preferred embodiment discloses one kind and turns cylinder piston compressor, lives including the cylinder that turns as described in preferred embodiment one or two
The air suction structure of plug compressor.As shown in figure 17, gaseous coolant enters refrigerant and enters after pipeline 11 from knockout 2, a part of gas
Body enters noise elimination cavity main body 13 by neck passage 14, is eliminated the noise using resonance sound-absorbing principle；Another gas directly passes through
Refrigerant enters the cylinder jacket inner chamber 12 that pipeline 11 enters cylinder jacket 1.Reduce pressure of inspiration(Pi) to pulse to knockout 2, air intake duct, gas
The impact of the parts such as cylinder sleeve 1, cylinder, piston, improves the reliability of whole machine；Complete machine noise level is reduced, is especially reduced
Air suction and noise；Air-breathing power consumption penalty is reduced, and then improves the overall efficiency for turning cylinder piston compressor.
Note, above are only presently preferred embodiments of the present invention and the know-why used.Those skilled in the art can manage
Solution, the invention is not restricted to specific embodiment described here, and various obvious changes can be carried out for a person skilled in the art
Change, readjust and substitute without departing from protection scope of the present invention.Therefore, although the present invention is entered by above example
Go and be described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept,
More other Equivalent embodiments can also be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a kind of air suction structure for turning cylinder piston compressor, including cylinder jacket (1), is arranged on the side wall of the cylinder jacket (1)
There is refrigerant to enter pipeline (11), the refrigerant enters pipeline (11) connection cylinder jacket inner chamber (12) and knockout (2)；Its feature exists
In, noise elimination cavity main body (13) is provided with the upper surface, lower surface and/or side wall in the cylinder jacket (1), enter in the refrigerant
Enter and neck passage (14) is connected between the side wall of pipeline (11) and the noise elimination cavity main body (13)；In the noise elimination cavity main body
(13) it is provided with closure on lateral surface.
2. the air suction structure for turning cylinder piston compressor according to claim 1, it is characterised in that when the noise elimination cavity main body
(13) positioned at the upper surface of the cylinder jacket (1) when, the closure for compressor pump upper flange (3)；When the noise elimination
Cavity main body (13) positioned at the lower surface of the cylinder jacket (1) when, the closure for compressor pump cylinder limiting plate (4).
3. the air suction structure for turning cylinder piston compressor according to claim 1 and 2, it is characterised in that the noise elimination cavity master
Body (13) the axis direction that pipeline (11) is entered parallel to the refrigerant section is rounded, rectangle, ellipse, kidney-shaped or three
It is angular.
4. the air suction structure for turning cylinder piston compressor according to claim 1 and 2, it is characterised in that the neck passage
(14) the section on its axis direction is rounded, rectangle, ellipse, kidney-shaped or triangle.
5. the air suction structure for turning cylinder piston compressor according to claim 1 and 2, it is characterised in that the noise elimination cavity master
Body (13) includes a center sub-chamber (131) and at least one edge sub-chamber (132), the center sub-chamber (131) and
Connected by sub-chamber's pipeline (133) between each described edge sub-chamber (132)；One opening of the neck passage (14)
End is located in the center sub-chamber (131).
6. the air suction structure for turning cylinder piston compressor according to claim 5, it is characterised in that the center sub-chamber
(131) and any one edge sub-chamber (132) shape it is identical or different；The center sub-chamber (131) and any one
The area of the edge sub-chamber (132) is identical or different.
7. the air suction structure for turning cylinder piston compressor according to claim 5, it is characterised in that the center sub-chamber
(131) the axis direction that pipeline (11) is entered parallel to the refrigerant section is rounded, rectangle, ellipse, kidney-shaped or three
It is angular；
The edge sub-chamber (132) the axis direction that pipeline (11) is entered parallel to the refrigerant section is rounded, square
Shape, ellipse, kidney-shaped or triangle.
8. the air suction structure for turning cylinder piston compressor according to claim 5, it is characterised in that the center sub-chamber
And the edge sub-chamber (132) is on the upper surface of the cylinder jacket (1) (131).
9. the air suction structure for turning cylinder piston compressor according to claim 5, it is characterised in that the noise elimination cavity main body
(13) including edge sub-chamber (132) described in two or four, all the edge sub-chamber (132) is with regard to the middle center chamber
Room (131) is symmetrical arranged.
10. one kind turns cylinder piston compressor, it is characterised in that include turning cylinder piston pressure as described in any one of claim 1 to 9
The air suction structure of contracting machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610912923.3A CN106640663B (en) | 2016-10-19 | 2016-10-19 | Turn the air suction structure of the cylinder piston compressor and turns the cylinder piston compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610912923.3A CN106640663B (en) | 2016-10-19 | 2016-10-19 | Turn the air suction structure of the cylinder piston compressor and turns the cylinder piston compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106640663A true CN106640663A (en) | 2017-05-10 |
| CN106640663B CN106640663B (en) | 2019-09-10 |
Family
ID=58855476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610912923.3A Active CN106640663B (en) | 2016-10-19 | 2016-10-19 | Turn the air suction structure of the cylinder piston compressor and turns the cylinder piston compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106640663B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386470A (en) * | 2017-08-11 | 2019-02-26 | 珠海凌达压缩机有限公司 | Compresser cylinder, compressor and the electric equipment products with compressor |
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|---|---|---|---|---|
| JPH11182474A (en) * | 1997-11-29 | 1999-07-06 | Samsung Electron Co Ltd | Cylinder assembly of rotary compressor |
| CN201810557U (en) * | 2010-06-17 | 2011-04-27 | 广东美芝精密制造有限公司 | Suction passage sound absorption structure of compressor |
| CN202732346U (en) * | 2012-08-31 | 2013-02-13 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
| CN204877938U (en) * | 2015-08-07 | 2015-12-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Fluid machinery and indirect heating equipment |
| CN204877939U (en) * | 2015-08-07 | 2015-12-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Fluid machinery and indirect heating equipment |
| CN205478165U (en) * | 2016-01-18 | 2016-08-17 | 广东美芝制冷设备有限公司 | Compressor |
| CN206206182U (en) * | 2016-10-19 | 2017-05-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Turn the air suction structure of cylinder piston compressor and turn cylinder piston compressor |
-
2016
- 2016-10-19 CN CN201610912923.3A patent/CN106640663B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11182474A (en) * | 1997-11-29 | 1999-07-06 | Samsung Electron Co Ltd | Cylinder assembly of rotary compressor |
| CN201810557U (en) * | 2010-06-17 | 2011-04-27 | 广东美芝精密制造有限公司 | Suction passage sound absorption structure of compressor |
| CN202732346U (en) * | 2012-08-31 | 2013-02-13 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
| CN204877938U (en) * | 2015-08-07 | 2015-12-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Fluid machinery and indirect heating equipment |
| CN204877939U (en) * | 2015-08-07 | 2015-12-16 | 珠海格力节能环保制冷技术研究中心有限公司 | Fluid machinery and indirect heating equipment |
| CN205478165U (en) * | 2016-01-18 | 2016-08-17 | 广东美芝制冷设备有限公司 | Compressor |
| CN206206182U (en) * | 2016-10-19 | 2017-05-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Turn the air suction structure of cylinder piston compressor and turn cylinder piston compressor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386470A (en) * | 2017-08-11 | 2019-02-26 | 珠海凌达压缩机有限公司 | Compresser cylinder, compressor and the electric equipment products with compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106640663B (en) | 2019-09-10 |
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Effective date of registration: 20190612 Address after: 519070, Jinji Hill Road, front hill, Zhuhai, Guangdong Applicant after: GREE ELECTRIC APPLIANCES,Inc.OF ZHUHAI Applicant after: GREE GREEN REFRIGERATION TECHNOLOGY CENTER Co.,Ltd. OF ZHUHAI Address before: 519070 science and technology building, 789 Jinji Road, Qianshan, Zhuhai, Guangdong Applicant before: GREE GREEN REFRIGERATION TECHNOLOGY CENTER Co.,Ltd. OF ZHUHAI |
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