CN203962320U - External rotor rotary compressor - Google Patents
External rotor rotary compressor Download PDFInfo
- Publication number
- CN203962320U CN203962320U CN201420324386.7U CN201420324386U CN203962320U CN 203962320 U CN203962320 U CN 203962320U CN 201420324386 U CN201420324386 U CN 201420324386U CN 203962320 U CN203962320 U CN 203962320U
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- Prior art keywords
- stator
- rotary compressor
- fixing part
- external rotor
- wheel hub
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Abstract
The utility model discloses a kind of external rotor rotary compressor, comprising: housing, motor, compressing mechanism and supporting part, described motor is located in described housing, and described motor comprises stator and rotor, and described rotor is located at outside described stator rotationally; Described compressing mechanism has bent axle, and described bent axle and described rotor are fixed; Described supporting part comprises fixing part and supporting frame, and described fixing part is connected on the inner circle wall of described housing, and support frame as described above is connected with described fixing part, and wherein said stator is connected on support frame as described above.According to external rotor rotary compressor of the present utility model, by the split combination structure that adopts fixing part and supporting frame, stator is fixed, not only avoid stator because of single fixed component problem due to the hydraulic performance decline causing too high or too low for temperature when welding or the crimping, made the fixing reliability of stator higher simultaneously.
Description
Technical field
The utility model relates to art of refrigeration units, especially relates to a kind of external rotor rotary compressor.
Background technique
In correlation technique, point out, traditional external rotor rotary compressor adopts single fixed support to be connected with the housing of external rotor rotary compressor, then is fixed as one by screw and stator.But in the process being connected with housing at above-mentioned fixed support, the tapped hole on fixed support easily deforms at excess Temperature, when too low, cause assembling to acquire a certain degree of difficulty, thereby affected efficiency of assembling.In addition, if tapped hole is arranged on stator, be stamped to form because stator generally adopts silicon steel plate, tapped hole is set thereon may affect the degree of fiting between punching, makes the decrease in efficiency of stator.
Model utility content
The utility model is intended at least solve one of technical problem existing in prior art.For this reason, an object of the present utility model is to propose a kind of external rotor rotary compressor, the fixing simple possible of stator of described external rotor rotary compressor, and reliability is high.
According to external rotor rotary compressor of the present utility model, comprising: housing; Motor, described motor is located in described housing, and described motor comprises stator and rotor, and described rotor is located at outside described stator rotationally; Compressing mechanism, described compressing mechanism has bent axle, and described bent axle and described rotor are fixed; And supporting part, described supporting part comprises fixing part and supporting frame, and described fixing part is connected on the inner circle wall of described housing, and support frame as described above is connected with described fixing part, and wherein said stator is connected on support frame as described above.
According to external rotor rotary compressor of the present utility model, by the split combination structure that adopts fixing part and supporting frame, stator is fixed, not only avoid stator because of single fixed component problem due to the hydraulic performance decline causing too high or too low for temperature when welding or the crimping, made the fixing reliability of stator higher simultaneously.
Particularly, support frame as described above comprises wheel hub and flange part, and described flange part is connected to the periphery of described wheel hub, and the outer end of described flange part is connected with described fixing part, and wherein said stator is connected on described wheel hub.
Alternatively, on described stator, be formed with the through hole of perforation, the stretching at least partly in described through hole and fix with described stator of described wheel hub.
Further alternatively, the length that stretches into the part in described through hole of described wheel hub is L
1, described L
1meet: L
2/ 3<L
1≤ L
2, wherein, L
2for the height of described stator.
Alternatively, described wheel hub and described through hole adopt the mode of crimping or hot jacket to fix.
Or alternatively, described wheel hub adopts the mode being threaded to fix with described stator.
Alternatively, at least one in described fixing part and support frame as described above, be formed with the opening of perforation.
Particularly, described flange part comprises multiple sub-flange part, multiple described sub-flange part, along the circumferential spaced apart distribution of described wheel hub, limit described opening between every two adjacent described sub-flange part, and the outer end of each described sub-flange part is connected with described fixing part.
Alternatively, described fixing part is formed as ring shape, and the internal diameter of described fixing part is d
1, the external diameter of described stator is d
0, described d
1and d
0meet: d
1>d
0.
Alternatively, described fixing part and described housing adopt the mode of welding, crimping or hot jacket to fix.
Additional aspect of the present utility model and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming embodiment's description obviously and easily, wherein:
Fig. 1 is according to the schematic diagram of the utility model embodiment's external rotor rotary compressor;
Fig. 2 is the schematic diagram of the supporting part shown in Fig. 1;
Fig. 3 is the stereogram of the supporting frame shown in Fig. 2;
Fig. 4 is according to the schematic diagram of another embodiment's of the utility model external rotor rotary compressor;
Fig. 5 is the schematic diagram of the supporting frame shown in Fig. 4.
Reference character:
100: external rotor rotary compressor;
1: housing; 21: stator; 22: rotor;
221: rotor shell; 222: iron core; 31: bent axle;
4: supporting part; 41: supporting frame; 411: wheel hub; 4111: tapped hole;
412: flange part; 4121: sub-flange part;
42: fixing part; 421: opening; 43: adjust core screw; 5: screw.
Embodiment
Describe embodiment of the present utility model below in detail, described embodiment's example is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment who is described with reference to the drawings, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " laterally ", " length ", " width ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " axially ", " radially ", orientation or the position relationship of instructions such as " circumferentially " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand the concrete meaning of above-mentioned term in the utility model.
Describe according to the utility model first aspect embodiment's external rotor rotary compressor 100 below with reference to Fig. 1-Fig. 5, external rotor rotary compressor 100 can vertical compressor.In description below the application, in addition rotor rotary compressor 100 for vertical compressor be that example describes.Certainly, those skilled in the art are appreciated that according to external rotor rotary compressor 100 of the present utility model can also be horizontal compressor (scheming not shown).
As shown in Figure 1 and Figure 4, according to the utility model first aspect embodiment's external rotor rotary compressor 100, comprise housing 1, motor, compressing mechanism and supporting part 4.
It should be noted that, the vertical compressor here, with respect to horizontal compressor, that is to say, the spin axis of bent axle 31 and the holding plane of compressor in horizontal compressor are parallel, correspondingly, the spin axis of the bent axle 31 in vertical compressor is vertical with its holding plane.
With reference to Fig. 1 and Fig. 4, housing 1 is vertically placed, motor, compressing mechanism and supporting part 4 are all located in housing 1, for example motor can be arranged in the top in housing 1, compressing mechanism is arranged in the bottom in housing 1, compressing mechanism drives that by motor the refrigerant in the compression chamber that enters into compressing mechanism is compressed, and supporting part 4 is for being fixed on the stator of motor 21 in housing 1.
Motor comprises stator 21 and rotor 22, as shown in Figure 1 and Figure 4, rotor 22 is located at outside stator 21 rotationally, particularly, rotor 22 comprises rotor shell 221 and iron core 222, the bottom-open of rotor shell 221, now the longitudinal cross-section shape of rotor shell 221 roughly becomes inverted U, thereby stator 21 can be put into rotor shell 221 bottom-uply, the top of rotor shell 221 is formed with the fixed hole of perforation, the bent axle 31 of compressing mechanism can and be fixed with the inner circle wall of fixed hole through this fixed hole, after having assembled, bent axle 31 is fixed with respect to rotor shell 221, iron core 222 is fixed on the inner circle wall of rotor shell 221, now iron core 222 is between stator 21 and the inner circle wall of rotor shell 221.It should be noted that the outside that is arranged on stator 21 due to rotor 22, thus the periphery of rotor 22 should and the inner circle wall of housing 1 between leave gap so that rotor 22 rotates around spin axis.Thus, by the rotor of motor 22 being placed in to outside, stator 21 is placed in inner side, has greatly reduced volume and the height of motor.
See figures.1.and.2, supporting part 4 comprises fixing part 42 and supporting frame 41, supporting frame 41 and fixing part 42 are respectively two independent parts, and independent manufacturing moulding respectively, wherein, supporting frame 41 is connected with fixing part 42, and fixing part 42 is connected on the inner circle wall of housing 1, and stator 21 is connected on supporting frame 41.
When assembling, first can first fixing part 42 and the inwall of housing 1 be fixed, for example fixing part 42 can adopt welding with the inwall of housing 1, the mode of crimping or hot jacket is fixed, then supporting frame 41 and stator 21 are fixed as one, after then compressing mechanism and rotor 22 being fixed, be assemblied in housing 1, again supporting frame 41 and stator 21 after fixing are connected on fixing part 42, fixing part 42 and supporting frame 41 can adopt screw to be fixed, for example fixing part 42 and supporting frame 41 preferably adopt adjusts core screw 43 fixing, in the time that the gap between stator 21 and rotor 22 can not meet design requirement, can adjust core screw 43 to adjust by adjustment, simple, guaranteed the reliability that external rotor rotary compressor 100 runs up simultaneously, finally detect and adjust the gap between stator 21 and rotor 22, to ensure the performance of motor.Alternatively, adjust the quantity of core screw 43 to be at least three.Here, it should be noted that, adjust structure and the working principle etc. of core screw 43 by those skilled in the art is known, be not described in detail here.
According to the utility model embodiment's external rotor rotary compressor 100, by the split combination structure that adopts fixing part 42 and supporting frame 41, stator 21 is fixed, not only avoid stator 21 because of 42 of the single fixing parts problem due to the hydraulic performance decline causing too high or too low for temperature when welding or the crimping, made the fixing reliability of stator 21 higher simultaneously.
According to a specific embodiment of the present utility model, as depicted in figs. 1 and 2, supporting frame 41 comprises wheel hub 411 and flange part 412, wheel hub 411 and flange part 412 can coaxially arrange, one end that flange part 412 is connected to the periphery of wheel hub 411 and is positioned at wheel hub 411 (for example, lower end in Fig. 1), wheel hub 411 and flange part 412 are preferably one-body molded, connect firm and convenient installation, the outer end of flange part 412 is connected with fixing part 42, for example be fixed by above-mentioned tune core screw 43, wherein stator 21 is connected on wheel hub 411, for example, on stator 21, can be formed with the through hole of perforation, stretching at least partly in through hole of wheel hub 411, and the periphery wall of wheel hub 411 and the inner circle wall of through hole are fixed, alternatively, wheel hub 411 adopts the mode of crimping or hot jacket to fix with through hole.Here, it should be noted that, direction " outward " refers to the direction away from supporting frame 41 central axis, and its opposite direction is defined as " interior ", towards the direction of supporting frame 41 central axis.
With reference to Fig. 1, the length that stretches into the part in through hole of wheel hub 411 is L
1, L
1meet:
L
2/3<L
1≤L
2
Wherein, L
2for the height of stator 21.
That is to say the length L that stretches into the part in through hole of wheel hub 411
1should at least be greater than the height L of stator 21
21/3rd, when the length L that stretches into the part in through hole of wheel hub 411
1when to be wheel hub 411 longer with the fixed length of stator 21, the reliability that stator 21 connects is higher.When the length L that stretches into the part in through hole of wheel hub 411
1height L with stator 21
2while equating, as shown in Figure 1, the lower end surface of wheel hub 411 is concordant with the lower end surface of stator 21, and stator 21 connects the most reliable.
According to other embodiments of the present utility model, wheel hub 411 can also adopt the mode that for example screw 5 is connected that is threaded to fix with stator 21, as shown in Figure 4 and Figure 5, screw 5 is and wheel hub 411 screw-thread fit rear through stator 21 from up to down, correspondingly, be formed with tapped hole 4111 on wheel hub 411, now the lower end surface of wheel hub 411 is only supported mutually with the upper-end surface of stator 21, wherein, the central axis of screw 5 adjacent hub 411 is arranged.Thus, when the quality of stator 21 more greatly, when highly higher, can adopt this means of fixation, can reduce like this supporting frame 41 because wheel hub 411 is long, run up follow the environment of vibration in fatigue fracture may, thereby further improved the fixing reliability of stator 21.In addition, in the time adopting this kind of means of fixation, in order to make stator 21 not because the running vibration of compressor makes a noise with supporting frame 41 collisions, or cause the screw fixing with stator 21 5 loosening, can will refine with supporting frame 41 end faces of stator 21 end contacts, itself and stator 21 end faces can be fitted better.The quantity that is appreciated that screw 5 can specifically arrange according to actual requirement, and the utility model is not done concrete restriction to this.Certainly the mode that, wheel hub 411 can also be with bolts with stator 21 is fixed (scheming not shown).
In order to make 100 lightweights of external rotor rotary compressor, simultaneously for the high pressure refrigerant under supporting part 4 can be discharged to outside housing 1 swimmingly, and the lubricant oil being separated can be got back in the oil sump of housing 1 bottom quickly, as shown in Figure 2, at least one in fixing part 42 and supporting frame 41, be formed with the opening 421 of perforation.In other words, opening 421 can only be formed on fixing part 42, also can only be formed on supporting frame 41, or be formed on fixing part 42 and supporting frame 41 simultaneously.
Flange part 412 can be formed as round-shaped, in flange part 412, can be formed with one or more openings 421 of perforation, in the time being formed with multiple opening 421 in flange part 412, multiple openings 421 can be along the circumferential spaced apart distribution of flange part 412, or, multiple openings 421 also can be along the distribution that is radially spaced of flange part 412, then or multiple opening 421 can also arrange in flange part 412 with certain rule (scheming not shown).Thus, by multiple openings 421 are set in flange part 412, not only greatly alleviate the weight of supporting frame 41, reduce cost of material, thereby can meet the light-weighted requirement of compressor, and the high pressure refrigerant of supporting part 4 bottoms can bottom-uply flow to supporting part 4 tops through multiple openings 421, and being expelled to housing 1 outside, the lubricant oil being simultaneously separated also can be got back in the oil sump of housing 1 bottom quickly.Be appreciated that the shape of opening 421 and the arrangement in flange part 412 can be according to actual requirement specific designs, the utility model is not done concrete restriction to this.
Certainly, the utility model is not limited to this, and with reference to Fig. 2, fixing part 42 is formed as ring shape, now fixing part 42 can be retaining ring, upwards be formed with multiple openings 421 week of retaining ring, further, the inner of multiple openings 421 is opened wide, thus, the weight that has further alleviated supporting frame 41, has reduced cost of material, and has increased the flow area of high pressure refrigerant and lubricant oil.Be appreciated that fixing part 42 with and on the concrete shape of opening 421 can be according to different external rotor rotary compressors 100 and adaptive change, the utility model is not made particular determination to this.
Or, also can achieve the above object by the shape that changes fixing part 42 and supporting frame 41, alleviate the weight of external rotor rotary compressor 100, and the high pressure refrigerant that compressing mechanism is discharged can be discharged outside housing 1 through supporting part 4 swimmingly, and isolated lubricant oil can be back in oil sump quickly.
As shown in Figures 2 and 3, flange part 412 comprises multiple sub-flange part 4121, multiple sub-flange part 4121 are along the circumferential spaced apart distribution of wheel hub 411, preferably, multiple sub-flange part 4121 being circumferentially uniformly distributed along wheel hub 411, and every sub-flange part 4121 along wheel hub 411 radially from inside to outside width equate everywhere, or, every sub-flange part 4121 can also be formed as petal shape (scheming not shown), be every sub-flange part 4121 along wheel hub 411 radially from inside to outside width first increase, after reduce, and the outer end of every sub-flange part 4121 is connected with fixing part 42, for example fixing by above-mentioned tune core screw 43, wherein, between every two adjacent sub-flange part 4121, limit above-mentioned opening 421, thereby the high pressure refrigerant under supporting part 4 can be flow to housing 1 top and be discharged from the relief opening at housing 1 top by opening 421, and the lubricant oil being separated above supporting part 4 also can be got back in oil sump quickly.Quantity, shape and the arrangement etc. that are appreciated that sub-flange part 4121 can be according to actual requirement specific designs, and the utility model is not made particular determination to this.
As shown in Figure 1, for the ease of detecting and adjust the gap between stator 21 and rotor 22, d
1and d
0meet:
d
1>d
0
Wherein, the internal diameter of fixing part 42 is d
1, the external diameter of stator 21 is d
0.
Thus, can adjust the gap between stator 21 and rotor 22 by the frock for adjusting gap between stator 21 and rotor 22, particularly, this frock comprises multiple spacer shims (scheming not shown), each spacer shims can be formed as arcuate shape, stator 21 and rotor 22 be assembled to respectively housing 1 interior after, can be by these multiple spacer shims the space each interval through fixing part 42 and stator 21 turn up the soil and insert in the gap between stator 21 and rotor 22, in the time that the gap between stator 21 and rotor 22 does not meet design requirement, can adjust with the tune core screw 43 of supporting frame 41 by being connected and fixed portion 42, until the gap between stator 21 and rotor 22 meets actual requirement.
According to the utility model second aspect embodiment's cooling cycle system (scheming not shown), comprise external rotor rotary compressor 100, condenser, vaporizer and throttling arrangement according to the above-mentioned first aspect embodiment of the utility model.
For example, one end of condenser is connected with the relief opening of external rotor rotary compressor 100, so that the refrigerant after compression can enter in condenser by relief opening, one end of vaporizer is connected with the intakeport of external rotor rotary compressor 100, thereby can enter in external rotor rotary compressor 100 from intakeport from vaporizer gas out, throttling arrangement is connected between the other end of condenser and the other end of vaporizer, with to carrying out reducing pressure by regulating flow from condenser high pressure refrigerant out, alternatively, throttling arrangement is capillary tube or expansion valve.Wherein, the refrigerant of rotor rotary compressor 100 internal works outside, can be any one in HCFC, HFC, HC class, but be not limited to this.
When cooling cycle system work, condensation from the High Temperature High Pressure refrigerant of exhaust outlet of compressor discharge enters condenser, then from condenser high pressure refrigerant out by throttling arrangement by reducing pressure by regulating flow, become low-pressure, liquid refrigerant, liquid refrigerant after reducing pressure by regulating flow enters vaporizer, flashes to gas from for example air heat absorption of environment, realizes refrigeration, then gaseous refrigerant enters into compressor inside by the intakeport of compressor again, so moves in circles.
According to the utility model embodiment's cooling cycle system, by above-mentioned first aspect embodiment's external rotor rotary compressor 100 is set, the fixed efficiency that has improved stator 21 be connected fixing, thereby improved the overall performance of cooling cycle system.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiments or example.
Although illustrated and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present utility model and aim, can carry out multiple variation, amendment, replacement and modification to these embodiments, scope of the present utility model is limited by claim and equivalent thereof.
Claims (10)
1. an external rotor rotary compressor, is characterized in that, comprising:
Housing;
Motor, described motor is located in described housing, and described motor comprises stator and rotor, and described rotor is located at outside described stator rotationally;
Compressing mechanism, described compressing mechanism has bent axle, and described bent axle and described rotor are fixed; And
Supporting part, described supporting part comprises fixing part and supporting frame, and described fixing part is connected on the inner circle wall of described housing, and support frame as described above is connected with described fixing part, and wherein said stator is connected on support frame as described above.
2. external rotor rotary compressor according to claim 1, it is characterized in that, support frame as described above comprises wheel hub and flange part, and described flange part is connected to the periphery of described wheel hub, the outer end of described flange part is connected with described fixing part, and wherein said stator is connected on described wheel hub.
3. external rotor rotary compressor according to claim 2, is characterized in that, is formed with the through hole of perforation on described stator, the stretching at least partly in described through hole and fix with described stator of described wheel hub.
4. external rotor rotary compressor according to claim 3, is characterized in that, the length that stretches into the part in described through hole of described wheel hub is L
1, described L
1meet:
L
2/3<L
1≤L
2
Wherein, L
2for the height of described stator.
5. external rotor rotary compressor according to claim 3, is characterized in that, described wheel hub and described through hole adopt the mode of crimping or hot jacket to fix.
6. external rotor rotary compressor according to claim 2, is characterized in that, described wheel hub adopts the mode being threaded to fix with described stator.
7. according to the external rotor rotary compressor described in any one in claim 2-6, it is characterized in that, at least one in described fixing part and support frame as described above, be formed with the opening of perforation.
8. external rotor rotary compressor according to claim 7, it is characterized in that, described flange part comprises multiple sub-flange part, multiple described sub-flange part are along the circumferential spaced apart distribution of described wheel hub, between every two adjacent described sub-flange part, limit described opening, the outer end of each described sub-flange part is connected with described fixing part.
9. external rotor rotary compressor according to claim 1, is characterized in that, described fixing part is formed as ring shape, and the internal diameter of described fixing part is d
1, the external diameter of described stator is d
0, described d
1and d
0meet: d
1>d
0.
10. external rotor rotary compressor according to claim 1, is characterized in that, described fixing part and described housing adopt the mode of welding, crimping or hot jacket to fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420324386.7U CN203962320U (en) | 2014-06-17 | 2014-06-17 | External rotor rotary compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420324386.7U CN203962320U (en) | 2014-06-17 | 2014-06-17 | External rotor rotary compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203962320U true CN203962320U (en) | 2014-11-26 |
Family
ID=51922915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420324386.7U Active CN203962320U (en) | 2014-06-17 | 2014-06-17 | External rotor rotary compressor |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298809A (en) * | 2015-10-24 | 2016-02-03 | 华文进 | Split type compressor |
| CN107806411A (en) * | 2016-09-08 | 2018-03-16 | 艾默生环境优化技术有限公司 | Compressor |
| US10323639B2 (en) | 2015-03-19 | 2019-06-18 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
| US10495086B2 (en) | 2012-11-15 | 2019-12-03 | Emerson Climate Technologies, Inc. | Compressor valve system and assembly |
| US10598180B2 (en) | 2015-07-01 | 2020-03-24 | Emerson Climate Technologies, Inc. | Compressor with thermally-responsive injector |
| US10753352B2 (en) | 2017-02-07 | 2020-08-25 | Emerson Climate Technologies, Inc. | Compressor discharge valve assembly |
| US10801495B2 (en) | 2016-09-08 | 2020-10-13 | Emerson Climate Technologies, Inc. | Oil flow through the bearings of a scroll compressor |
| US10907633B2 (en) | 2012-11-15 | 2021-02-02 | Emerson Climate Technologies, Inc. | Scroll compressor having hub plate |
| US10954940B2 (en) | 2009-04-07 | 2021-03-23 | Emerson Climate Technologies, Inc. | Compressor having capacity modulation assembly |
| US10962008B2 (en) | 2017-12-15 | 2021-03-30 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
| US10995753B2 (en) | 2018-05-17 | 2021-05-04 | Emerson Climate Technologies, Inc. | Compressor having capacity modulation assembly |
| US11022119B2 (en) | 2017-10-03 | 2021-06-01 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
| CN114017340A (en) * | 2021-11-05 | 2022-02-08 | 广东美芝制冷设备有限公司 | Compressor and refrigerating device |
| US11655813B2 (en) | 2021-07-29 | 2023-05-23 | Emerson Climate Technologies, Inc. | Compressor modulation system with multi-way valve |
| US11846287B1 (en) | 2022-08-11 | 2023-12-19 | Copeland Lp | Scroll compressor with center hub |
| US11965507B1 (en) | 2022-12-15 | 2024-04-23 | Copeland Lp | Compressor and valve assembly |
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2014
- 2014-06-17 CN CN201420324386.7U patent/CN203962320U/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11635078B2 (en) | 2009-04-07 | 2023-04-25 | Emerson Climate Technologies, Inc. | Compressor having capacity modulation assembly |
| US10954940B2 (en) | 2009-04-07 | 2021-03-23 | Emerson Climate Technologies, Inc. | Compressor having capacity modulation assembly |
| US10907633B2 (en) | 2012-11-15 | 2021-02-02 | Emerson Climate Technologies, Inc. | Scroll compressor having hub plate |
| US10495086B2 (en) | 2012-11-15 | 2019-12-03 | Emerson Climate Technologies, Inc. | Compressor valve system and assembly |
| US11434910B2 (en) | 2012-11-15 | 2022-09-06 | Emerson Climate Technologies, Inc. | Scroll compressor having hub plate |
| US10323639B2 (en) | 2015-03-19 | 2019-06-18 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
| US10323638B2 (en) | 2015-03-19 | 2019-06-18 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
| US10598180B2 (en) | 2015-07-01 | 2020-03-24 | Emerson Climate Technologies, Inc. | Compressor with thermally-responsive injector |
| CN105298809A (en) * | 2015-10-24 | 2016-02-03 | 华文进 | Split type compressor |
| CN107806411B (en) * | 2016-09-08 | 2020-06-30 | 艾默生环境优化技术有限公司 | Compressor with a compressor housing having a plurality of compressor blades |
| US10890186B2 (en) | 2016-09-08 | 2021-01-12 | Emerson Climate Technologies, Inc. | Compressor |
| US10801495B2 (en) | 2016-09-08 | 2020-10-13 | Emerson Climate Technologies, Inc. | Oil flow through the bearings of a scroll compressor |
| CN107806411A (en) * | 2016-09-08 | 2018-03-16 | 艾默生环境优化技术有限公司 | Compressor |
| US10753352B2 (en) | 2017-02-07 | 2020-08-25 | Emerson Climate Technologies, Inc. | Compressor discharge valve assembly |
| US11022119B2 (en) | 2017-10-03 | 2021-06-01 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
| US10962008B2 (en) | 2017-12-15 | 2021-03-30 | Emerson Climate Technologies, Inc. | Variable volume ratio compressor |
| US10995753B2 (en) | 2018-05-17 | 2021-05-04 | Emerson Climate Technologies, Inc. | Compressor having capacity modulation assembly |
| US11754072B2 (en) | 2018-05-17 | 2023-09-12 | Copeland Lp | Compressor having capacity modulation assembly |
| US11655813B2 (en) | 2021-07-29 | 2023-05-23 | Emerson Climate Technologies, Inc. | Compressor modulation system with multi-way valve |
| US11879460B2 (en) | 2021-07-29 | 2024-01-23 | Copeland Lp | Compressor modulation system with multi-way valve |
| CN114017340A (en) * | 2021-11-05 | 2022-02-08 | 广东美芝制冷设备有限公司 | Compressor and refrigerating device |
| CN114017340B (en) * | 2021-11-05 | 2023-08-22 | 广东美芝制冷设备有限公司 | Compressor and refrigerating device |
| US11846287B1 (en) | 2022-08-11 | 2023-12-19 | Copeland Lp | Scroll compressor with center hub |
| US11965507B1 (en) | 2022-12-15 | 2024-04-23 | Copeland Lp | Compressor and valve assembly |
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