CN204610284U - Rotary compressor and refrigerating circulatory device - Google Patents
Rotary compressor and refrigerating circulatory device Download PDFInfo
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- CN204610284U CN204610284U CN201520115170.4U CN201520115170U CN204610284U CN 204610284 U CN204610284 U CN 204610284U CN 201520115170 U CN201520115170 U CN 201520115170U CN 204610284 U CN204610284 U CN 204610284U
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Abstract
The utility model provides a kind of rotary compressor and refrigerating circulatory device.Compression mechanical part has cylinder, bearing portion, air cylinder board and communication paths; Cylinder is form the tubular for the through cylinder chamber of running shaft; Bearing portion stem shaft to the opening portion of upside of cylinder chamber, and bear the load to the radial direction that running shaft applies.Air cylinder board stem shaft to the opening portion of downside of cylinder chamber, and the lower surface of the running shaft of axis to be supported slidably, and bears the load to the axis that running shaft applies; Communication paths is formed in air cylinder board, and the outside of cylinder is communicated with the inside of fuel feeding path; And the outer openings portion ratio of the outer openings towards cylinder of communication paths is large towards the inner side opening portion of side opening in cylinder.The utility model supporting on the basis to the load of the axis that running shaft applies, can supply lubricant oil in fuel feeding path efficiently.
Description
Technical field
Mode of execution of the present utility model relates to a kind of rotary compressor and refrigeration cycle (refrigeration cycle) device.
Background technique
In the past, as the rotary compressor being used in the refrigerating circulatory devices such as air bells conditioner, as we all know there are following compressor: the motor part comprise running shaft, running shaft being rotated, utilize the rotation of running shaft carry out the compression mechanical part of compressed fluid (refrigerant) and receive the seal container of these running shafts, motor part and compression mechanical part.
Compression mechanical part comprises cylinder (cylinder) room and cylinder (roller), and described cylinder is arranged on the eccentric part of described running shaft, and utilize running shaft rotation and in cylinder chamber eccentric rotary.And, be configured to, by cylinder eccentric rotary in cylinder chamber, carry out the refrigerant of compression cylinder indoor.
Herein, in the inside of running shaft, form the fuel feeding path axially extended.Fuel feeding path is configured to, and is housed in the rotation of the lubricant oil accompanying rotation axle in seal container and flows into, and the lubricant oil of inflow is supplied between the eccentric part of running shaft and cylinder and sliding parts between running shaft and bearing etc. in compression mechanical part.
But, in described compressor, remain at room for improvement in following, that is, supporting on the basis to the load of the axis that running shaft applies, supply lubricant oil in fuel feeding path efficiently.
[background technique document]
[patent documentation]
[patent documentation 1] Japanese Patent Laid-Open 2008-14150 publication
Model utility content
[problem that model utility will solve]
Problem to be solved in the utility model is to provide a kind of rotary compressor and refrigerating circulatory device, supporting on the basis to the load of the axis that running shaft applies, can supply lubricant oil efficiently in fuel feeding path.
[solving the means of problem]
The rotary compressor of mode of execution comprises: running shaft, forms the fuel feeding path axially extended; And compression mechanical part, utilize the rotation of described running shaft to carry out compressed fluid; And the feature of described rotary compressor is, described compression mechanical part comprises: the cylinder of tubular, is formed for the through cylinder chamber of described running shaft; Bearing portion, stem shaft to the opening portion of upside of described cylinder chamber, and bear the load to the radial direction that described running shaft applies; Air cylinder board (cylinderplate), stem shaft to the opening portion of downside of described cylinder chamber, and the lower surface of the described running shaft of axis to be supported slidably, and bears the load to the axis that described running shaft applies; And communication paths, be formed in described air cylinder board, the outside of described cylinder chamber is communicated with the inside of described fuel feeding path; And make the outer openings portion ratio towards the outer openings of described cylinder chamber in described communication paths large towards the inner side opening portion of side opening in described cylinder chamber.
Described rotary compressor, wherein, forms exhaust passageway at described running shaft, and described exhaust passageway is communicated in described fuel feeding path from the upside of axis, and axially extends, and the internal diameter of described fuel feeding path and described exhaust passageway is equal.
In addition, according to the refrigerating circulatory device of mode of execution, it is characterized in that comprising: described rotary compressor; Condenser, is connected to described rotary compressor; Expansion gear, is connected to described condenser; And vaporizer, be connected between described expansion gear and described rotary compressor.
By this, following rotary compressor and refrigerating circulatory device can be obtained, that is, supporting on the basis to the load of the axis that running shaft applies, lubricant oil can be supplied in fuel feeding path efficiently.
Embodiment
Below, with reference to accompanying drawing, the rotary compressor of mode of execution and refrigerating circulatory device are described.
First, refrigerating circulatory device is briefly described.
As shown in Figure 1, the refrigerating circulatory device 1 of present embodiment comprises: rotary compressor 2; Condenser 3, is connected to rotary compressor 2; Expansion gear 4, is connected to condenser 3; And vaporizer 5, be connected between expansion gear 4 and rotary compressor 2.
Rotary compressor 2 is compressors of so-called rotation (rotary) formula, the compression of the gas coolant (fluid) of the low pressure be taken into inside is formed the gas coolant of high temperature, high pressure.In addition, the concrete formation about rotary compressor 2 will in description.
The high temperature that condenser 3 makes to send into from rotary compressor 2, the gas coolant heat radiation of high pressure and become the liquid coolant of high pressure.
Expansion gear 4 makes the pressure drop of the liquid coolant of the high pressure sent into from condenser 3 and becomes the liquid coolant of low temperature, low pressure.
The low temperature that vaporizer 5 makes to send into from expansion gear 4, the liquid coolant gasification of low pressure and become the gas coolant of low pressure.And, in vaporizer 5, heat of vaporization can be captured from surrounding when the liquid coolant gasification of low pressure, and make around to cool.In addition, be taken into in described rotary compressor 2 by the gas coolant of the low pressure of vaporizer 5.
So, in the refrigerating circulatory device 1 of present embodiment, refrigerant one side as working fluid carries out the circulation of phase transformation one side between gas coolant and liquid coolant, dispel the heat in the process becoming liquid coolant from gas coolant mutually, absorb heat in the process becoming gas coolant from liquid coolant mutually, utilize these heat radiations or heat absorption and carry out heating or refrigeration etc.
Next, described rotary compressor 2 is described.
The rotary compressor 2 of present embodiment comprises compressor main body 11 and accumulator (accumulator) 12.
Accumulator 12 is so-called gas-liquid separators, is arranged between described vaporizer 5 and compressor main body 11.Accumulator 12 is connected to the aftermentioned cylinder 41 of compressor main body 11 via suction pipe (pipe) 21, and is configured to only the gas coolant in the gas coolant gasified by vaporizer 5 and the liquid coolant do not gasified by vaporizer 5 is supplied to compressor main body 11.
Compressor main body 11 comprises: running shaft 31; Motor part 32, makes running shaft 31 rotate; Compression mechanical part 33, utilizes the rotation of running shaft 31 to carry out pressurized gas refrigerant; And the seal container 34 of cylindrical shape, receive these running shafts 31, motor part 32 and compression mechanical part 33.In addition, in seal container 34, accommodate lubricant oil J, a part for compression mechanical part 33 is immersed in lubricant oil J.
Seal container 34 and running shaft 31 are coaxial configuration along axes O.In addition, in running shaft 31, configure motor part 32 along the upside of axes O, configure compression mechanical part 33 in downside.In addition, in the following description, by the direction along axes O referred to as axis, direction orthogonal to the axial direction is called radial direction, the direction around axes O is called circumference.
Motor part 32 is direct current (direct-current, DC) brushless motors (brushless motor) of so-called internal rotor (inner rotor) type.Specifically, motor part 32 comprises: the stator 35 of tubular, utilizes hot charging (shrink fit) etc. and is fixed on the internal face of seal container 34; And columned rotor 36, be radially configured in the inner side of stator 35 at spaced intervals, and be fixed on the top of running shaft 31.
Compression mechanical part 33 comprises: the cylinder 41 of tubular, is formed for the through cylinder chamber 46 of running shaft 31; Bearing portion 42, stem shaft to the opening portion of upside of cylinder chamber 46, and bear the load to the radial direction that running shaft 31 applies; And air cylinder board 43, stem shaft to the opening portion of downside of cylinder chamber 46, and bear the load to the axis that running shaft 31 applies.And, divide by cylinder 41, bearing portion 42 and air cylinder board 43 space formed and form cylinder chamber 46.In addition, cylinder 41 is connected to suction pipe 21, the gas coolant through accumulator 12 gas-liquid separation is taken into in cylinder chamber 46.
Running shaft 31 is rotatably supported by bearing portion 42.In running shaft 31, be positioned at the part of cylinder chamber 46, form the eccentric part 51 eccentric diametrically relative to axes O.
Cylinder 53 is fitted together at the peripheral part of eccentric part 51.Cylinder 53 is configured to the rotation of accompanying rotation axle 31, and one side makes the inner peripheral surface sliding contact of outer circumferential face and cylinder 41, and one side can carry out eccentric rotary relative to axes O.
As shown in Figure 2, in the inside of running shaft 31, form the hole portion 55 axially extended.This hole portion 55 across and running shaft 31 entirety and extend, and the two end part in hole portion 55 are at the both ends of the surface respectively opening of running shaft 31.
In addition, to be positioned at than eccentric part 51 more by the part of axial upside, to form oil supply hole 56 in running shaft 31, one end of this oil supply hole 56 is at the outer circumferential face opening of running shaft 31, and the other end is communicated in hole portion 55.The sliding parts of this oil supply hole 56 in order to the lubricant oil J of circulation in hole portion 55 is supplied between eccentric part 51 and cylinder 53 or between bearing portion 42 and running shaft 31 etc. in compression mechanical part 33.
And in the axial direction, form fuel feeding path 55a from bottom to the part of oil supply hole 56 in hole portion 55, this fuel feeding path 55a circulates towards oil supply hole 56 in order to make the lubricant oil J be supplied in hole portion 55.On the other hand, in the axial direction, the part being positioned at portion more top than oil supply hole 56 in hole portion 55 forms exhaust passageway 55b, and this exhaust passageway 55b is communicated with fuel feeding path 55a, and in order to lubricant oil J or be mixed into the refrigerant (gas coolant) in lubricant oil J is discharged from hole portion 55.In the present embodiment, hole portion 55 internal diameter throughout axis entirety and fix.That is, the internal diameter φ dp of fuel feeding path 55a is equal with the internal diameter φ dg of exhaust passageway 55b.
At cylinder 41, blade (blade) (not shown) of movement of can radially carrying out sliding is set.These blades utilize not shown forcing unit and inner side towards radial direction exerts a force, and the front end of these blades is connected to the outer circumferential face of cylinder 53 respectively in cylinder chamber 46.Thus, blade is configured to retreat in cylinder chamber 46 according to the spinning movement of cylinder 53.Cylinder chamber 46 is divided into suction chamber side and pressing chamber side by cylinder 53 and blade.And, utilize the spinning movement of cylinder 53 and the moving back and forth of blade, and carry out compressed action in cylinder chamber 46.
Bearing portion 42 comprises: cylinder portion 61, inserts for running shaft 31; And flange (flange) portion 62, project from the lower edge of the axis in cylinder portion 61 towards the outside of radial direction, and from the upside blocking cylinder chamber 46 of axis.In addition, arrange not shown spue hole and not shown discharge valve mechanism at lip part 62, this discharge valve mechanism can the hole opening and closing that will spue according to the pressure difference inside and outside cylinder chamber 46.
Arrange baffler (muffler) 63 at bearing portion 42, this baffler 63 covers bearing portion 42 from the upside of axis.In illustrated example, baffler 63 is fixed on cylinder 41 together with bearing portion 42.In this case, by the gas coolant in spue hole and the high temperature spued, high pressure by spuing in seal container 34 between baffler 63 and bearing portion 42 (cylinder portion 61).
Air cylinder board 43 is the discoideus components utilizing casting to wait and formed, and is fixed on cylinder 41 from the downside of axis.The axial lower surface of running shaft 31 slidably close to or be connected to air cylinder board 43.In addition, form communication paths 71 at air cylinder board 43, the through in the axial direction air cylinder board 43 of this communication paths 71, and make to be communicated with in seal container 34 with in the fuel feeding path 55a (hole portion 55) of running shaft 31.
Herein, the communication paths 71 of air cylinder board 43 has: large-diameter portion 72, is positioned at axial downside; And minor diameter part 73, be positioned at axial upside, and diameter is less than large-diameter portion 72.In addition, in air cylinder board 43, at least the inner face of large-diameter portion 72 and minor diameter part 73 is casting plane, and the face of exposing in cylinder chamber 46 (axial upper surface) is abradant surface.
Large-diameter portion 72 is coaxial configuration along axes O, and axially extends with fixing internal diameter.In large-diameter portion 72, axial bottom is at the lower surface of the axis of air cylinder board 43 towards the outer openings of cylinder chamber 46, and axial top is positioned at the intermediate portion of the axis of air cylinder board 43.
Minor diameter part 73 is that coaxial is formed along axes O, and axially extends with fixing internal diameter.In minor diameter part 73, axial bottom is communicated in large-diameter portion 72, axial top at the upper surface of the axis of air cylinder board 43 towards fuel feeding path 55a (hole portion 55) inner opening.
Internal diameter (internal diameter of the minor diameter part 73) φ 2 (φ 1 > φ 2) towards the inner side opening portion 77 of (in fuel feeding path 55a) opening in cylinder chamber 46 is greater than towards internal diameter (internal diameter of the large-diameter portion 72) φ 1 in the outer openings portion 76 of the outer openings of cylinder chamber 46 in communication paths 71.
In addition, in illustrated example, in air cylinder board 43, thickness (degree of depth of the large-diameter portion 72) H1 of the part residing for large-diameter portion 72 is greater than thickness (degree of depth of the minor diameter part 73) H2 (H1 > H2) of the part residing for minor diameter part 73.
Herein, the aspect ratio (φ 2:H2) of minor diameter part 73 can suitably set.Such as, when making thickness H2 become large compared with internal diameter φ 2, the thickness H2 of the part residing for air cylinder board 43 small diameter portion 73 can be guaranteed, and guarantee the rigidity of air cylinder board 43.
On the other hand, when making internal diameter φ 2 become large compared with thickness H2, the passage resistance in minor diameter part 73 can be reduced.
And then the internal diameter φ 1 being preferably outer openings portion 76 is less than or equal to the external diameter φ 2 of described running shaft 31.Thus, the rigidity of air cylinder board 43 can be guaranteed.
In the rotary compressor 2 so formed, as shown in Figure 1, if supply electric power to the stator 35 of motor part 32, running shaft 31 can rotate around axes O together with rotor 36.And the rotation of accompanying rotation axle 31, eccentric part 51 and cylinder 53 can carry out eccentric rotary in cylinder chamber 46.Now, by the inner peripheral surface respectively sliding contact of cylinder 53 with cylinder 41, and via suction pipe 21, gas coolant is taken into in cylinder chamber 46, and the gas coolant be taken into in cylinder chamber 46 is compressed.
By the gas coolant that the compresses hole and spue to the outside of cylinder chamber 46, then by spuing in seal container 34 between baffler 63 and bearing portion 42 (cylinder portion 61) of spuing by bearing portion 42.In addition, spue to the gas coolant in seal container 34 and be fed through condenser 3.
Herein, utilize the centrifugal force that the rotation of accompanying rotation axle 31 produces, and the lubricant oil J be accumulated in seal container 34 is drawn in hole portion 55.Specifically, the lubricant oil J in seal container 34 through the communication paths 71 (large-diameter portion 72 and minor diameter part 73) of air cylinder board 43, and flows in the fuel feeding path 55a in hole portion 55.Flow into lubricant oil in fuel feeding path 55a in fuel feeding path 55a towards after the upside circulation of axis, arrive near oil supply hole 56.The lubricant oil J arrived near oil supply hole 56 utilizes centrifugal force and is pushed to oil supply hole 56, is then spued by the outside of oil supply hole 56 towards running shaft 31.The lubricant oil J spued from oil supply hole 56 supplies towards the sliding parts of compression mechanical part 33 such as between eccentric part 51 and cylinder 53 or between bearing portion 42 and running shaft 31.Thus, the greasy property of compression mechanical part 33 can be guaranteed.In addition, afterwards, the lubricant oil J being supplied to the sliding parts of compression mechanical part 33 is back in seal container 34, is again drawn in hole portion 55 by communication paths 71.
On the other hand, in hole portion 55, flowed in exhaust passageway 55b by the lubricant oil J of fuel feeding path 55a or be mixed into the gas coolant in lubricant oil J.Flow into lubricant oil J in exhaust passageway 55b or refrigerant is discharged from the upper surface of the axis of running shaft 31, and be back in seal container 34.
So, in present embodiment, be set to the formation comprising air cylinder board 43, this air cylinder board 43 blocks the opening portion of the downside of cylinder chamber 46, and is supported slidably by the lower surface of the axis of running shaft 31.
According to this formation, such as, coming compared with the formation at the two end part of supporting rotating shaft 31 with utilizing bearing portion respectively, cost degradation can be realized and improve assembling performance.
Especially, according to the present embodiment, because the outer openings portion 76 in communication paths 71 is larger than inner side opening portion 77, so the passage resistance in communication paths 71 can be made to reduce, lubricant oil J is flowed in fuel feeding path 55a efficiently.Result is, can guarantee that lubricant oil J is to the fuel delivery in fuel feeding path 55a, thus suppresses the sliding parts of compression mechanical part 33 to be killed.
In addition, because the wall thickening of air cylinder board 43 can be realized, so the rigidity of air cylinder board 43 can be guaranteed, air cylinder board 43 is utilized to support the load of the axis to running shaft 31 applying.
Therefore, supporting on the basis to the load of the axis that running shaft 31 applies, lubricant oil J can be supplied in fuel feeding path 55a efficiently.
And, in present embodiment, by forming large-diameter portion 72 at air cylinder board 43, the situation of the wall thickening of adjoint air cylinder board 43 and the path-length increase of minor diameter part 73 can be suppressed.Thus, the increase of the passage resistance in communication paths 71 can positively be suppressed.
In addition, the inner face of the communication paths 71 of the air cylinder board 43 of present embodiment is casting plane, therefore, can realize cost degradation.
And then, because can be supplied in fuel feeding path 55a by lubricant oil J efficiently, so make the internal diameter of fuel feeding path 55a larger etc. than exhaust passageway 55b without the need to implementing, such as, offer the processing of two sector holes in hole portion 55.That is, because the internal diameter φ dp of fuel feeding path 55a and exhaust passageway 55b, internal diameter φ dg can be formed as equal size, so offer compared with the situation of the processing of two sector holes with enforcement in hole portion 55, cost degradation can be realized.
And, in the refrigerating circulatory device 1 of present embodiment, because comprise the rotary compressor 2 of described formation, so can high-quality be provided and the refrigerating circulatory device 1 of high reliability.
In addition, in said embodiment, as rotary compressor 2, revolving compressor is illustrated, but is not limited to this, also suitably can adopt the compressor of vortex (scroll) formula.
In addition, also the rotary compressor 2 of present embodiment can be used in the compressor of dual rotary (twin rotary) formula with Liang Ge cylinder chamber 46.
In addition, in said embodiment, be illustrated to form the situation comprising the communication paths 71 of large-diameter portion 72 and minor diameter part 73 relative to air cylinder board 43, but be not limited to this.Such as, as shown in Figure 3, also can make form the first plate 100 of large-diameter portion 72 and form the second plate 101 overlap of minor diameter part 73, and form air cylinder board 102.
And then, in the rotary compressor 2 of present embodiment, as long as in communication paths 71 towards the outer openings portion 76 of the outer openings of cylinder chamber 46 than the inner side opening portion 77 towards side opening in cylinder chamber 46 greatly.Such as, as air cylinder board 105 as shown in Figure 4, can by along with from outer openings portion 76 towards inner side opening portion 77, the diminishing cone of internal diameter becomes communication paths 103 and reaches.
In addition, in said embodiment, hole portion 55 is illustrated in the formation of the both ends of the surface opening of running shaft 31, but is not limited to this, as long as at least at lower surface (the fuel feeding path 55a side) opening of axis.In this case, as long as be positioned in running shaft 31 than bearing portion 42 more by the part of axial upside, form tap hole, this tap hole at the outer circumferential face opening of running shaft 31, and is communicated in exhaust passageway 55b.
According to this formation, lubricant oil J can be suppressed to be attached to motor part 32, thus maintain the verticity of motor part 32.
And then, about the forming part or number etc. of oil supply hole 56, can suitably design alteration.
In addition, also can pump (pump) component (such as, impeller etc.) be set in fuel feeding path 55a, thus lubricant oil J is easily induced in fuel feeding path 55a.
According at least one mode of execution discussed above, because the outer openings portion in communication paths is larger than inner side opening portion, so the passage resistance in communication paths can be made to reduce, and lubricant oil is flowed in fuel feeding path efficiently.Result is, can guarantee that lubricant oil is to the fuel delivery in fuel feeding path, and suppress the sliding parts of compression mechanical part to be killed.
In addition, because the wall thickening of air cylinder board can be realized, so the rigidity of air cylinder board can be guaranteed, utilize air cylinder board to support the load to the axis that running shaft applies.
Therefore, supporting on the basis to the load of the axis that running shaft applies, lubricant oil can be supplied in fuel feeding path efficiently.
Some mode of executions of the present utility model are illustrated, but these mode of executions exemplarily propose, be not intended the scope limiting model utility.These mode of executions can be implemented in other various modes, in the scope of purport not departing from model utility, can carry out various omission, replacement, change.These mode of executions or its distortion are included in the scope of model utility and equalization thereof.
Accompanying drawing explanation
Fig. 1 is the schematic configuration diagram of the refrigerating circulatory device of the sectional drawing of the rotary compressor comprising mode of execution.
Fig. 2 is the amplification profile of the major component that rotary compressor is described.
Fig. 3 is other amplification profiles being equivalent to Fig. 2 formed representing air cylinder board.
Fig. 4 is other amplification profiles being equivalent to Fig. 2 formed representing air cylinder board.
Reference character:
1: refrigerating circulatory device
2: rotary compressor
3: condenser
4: expansion gear
5: vaporizer
11: compressor main body
12: accumulator
21: suction pipe
31: running shaft
32: motor part
33: compression mechanical part
34: seal container
35: stator
36: rotor
41: cylinder
42: bearing portion
43,102,105: air cylinder board
46: cylinder chamber
51: eccentric part
53: cylinder
55: hole portion
55a: fuel feeding path
55b: exhaust passageway
56: oil supply hole
61: cylinder portion
62: lip part
63: baffler
71,103: communication paths
72: large-diameter portion
73: minor diameter part
76: outer openings portion
77: inner side opening portion
100: the first plates
101: the second plates
J: lubricant oil
H1: the degree of depth of large-diameter portion
H2: the degree of depth of minor diameter part
O: axis
φ 1: the internal diameter of large-diameter portion
φ 2: the internal diameter of minor diameter part
φ dg: the internal diameter of exhaust passageway
φ dp: the internal diameter of fuel feeding path
Claims (3)
1. a rotary compressor, comprising:
Running shaft, forms the fuel feeding path axially extended; And
Compression mechanical part, utilizes the rotation of described running shaft to carry out compressed fluid; And the feature of described rotary compressor is,
Described compression mechanical part comprises:
The cylinder of tubular, is formed for the through cylinder chamber of described running shaft;
Bearing portion, stem shaft to the opening portion of upside of described cylinder chamber, and bear the load to the radial direction that described running shaft applies;
Air cylinder board, stem shaft to the opening portion of downside of described cylinder chamber, and the lower surface of the described running shaft of axis to be supported slidably, and bears the load to the axis that described running shaft applies; And
Communication paths, is formed in described air cylinder board, and the outside of described cylinder chamber is communicated with the inside of described fuel feeding path; And
Make the outer openings portion ratio towards the outer openings of described cylinder chamber in described communication paths large towards the inner side opening portion of side opening in described cylinder chamber.
2. rotary compressor according to claim 1, is characterized in that, forms exhaust passageway at described running shaft, and described exhaust passageway is communicated in described fuel feeding path from the upside of axis, and axially extends, and
The internal diameter of described fuel feeding path and described exhaust passageway is equal.
3. a refrigerating circulatory device, is characterized in that comprising:
Rotary compressor according to claim l or 2;
Condenser, is connected to described rotary compressor;
Expansion gear, is connected to described condenser; And
Vaporizer, is connected between described expansion gear and described rotary compressor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014032209A JP6148993B2 (en) | 2014-02-21 | 2014-02-21 | Rotary compressor and refrigeration cycle apparatus |
| JP2014-032209 | 2014-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204610284U true CN204610284U (en) | 2015-09-02 |
Family
ID=53962853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520115170.4U Active CN204610284U (en) | 2014-02-21 | 2015-02-17 | Rotary compressor and refrigerating circulatory device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6148993B2 (en) |
| CN (1) | CN204610284U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108496009A (en) * | 2016-04-21 | 2018-09-04 | 三菱重工制冷空调系统株式会社 | Rotary compressor |
| CN109964039A (en) * | 2017-03-15 | 2019-07-02 | 东芝开利株式会社 | Rotary compressor and refrigerating circulatory device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023166554A1 (en) * | 2022-03-01 | 2023-09-07 | 三菱電機株式会社 | Rotary compressor and refrigeration cycle device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0333493A (en) * | 1989-06-30 | 1991-02-13 | Mitsubishi Electric Corp | Enclosed rotary compressor |
| JP2010112174A (en) * | 2008-11-04 | 2010-05-20 | Panasonic Corp | Rotary compressor |
-
2014
- 2014-02-21 JP JP2014032209A patent/JP6148993B2/en active Active
-
2015
- 2015-02-17 CN CN201520115170.4U patent/CN204610284U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108496009A (en) * | 2016-04-21 | 2018-09-04 | 三菱重工制冷空调系统株式会社 | Rotary compressor |
| CN109964039A (en) * | 2017-03-15 | 2019-07-02 | 东芝开利株式会社 | Rotary compressor and refrigerating circulatory device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015158146A (en) | 2015-09-03 |
| JP6148993B2 (en) | 2017-06-14 |
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