CN205135995U - Scroll compressor reaches electric appliances including this compressor - Google Patents
Scroll compressor reaches electric appliances including this compressor Download PDFInfo
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- CN205135995U CN205135995U CN201520944197.4U CN201520944197U CN205135995U CN 205135995 U CN205135995 U CN 205135995U CN 201520944197 U CN201520944197 U CN 201520944197U CN 205135995 U CN205135995 U CN 205135995U
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- frame
- scroll compressor
- refrigerant
- oil
- scroll
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Abstract
The utility model discloses a scroll compressor reaches the electric appliances including this scroll compressor, and scroll compressor includes: a housing. Set up bent axle rotor subassembly and stator module in the casing, it enters the mouth in the casing, with the refrigerant to set up corresponds the frame of position, and independent upper plenum and lower cavity are separated into with the inside cavity of casing to the frame, the frame corresponds the position with the refrigerant entry and is equipped with the first baffling portion that is used for refrigerant water conservancy diversion to upper plenum, and the frame is equipped with and runs through, is used for the second baffling portion with upper plenum and lower cavity intercommunication with it, the frame is equipped with leads the oilhole, and the exit of leading the oilhole is equipped with the device of buying oil that can break up oil. According to the configuration, the utility model provides a scroll compressor, refrigerant get into scroll compressor's casing behind the refrigerant entry in, most refrigerant gets into the induction port of deciding the vortex parts, and another part cooling actuating mechanism stator module has solved breathing in of scroll compressor and has been preheated the problem that makes exhaust temperature rise by actuating mechanism stator module.
Description
Technical field
The utility model relates to Compressor Technology field, particularly relates to a kind of scroll compressor and comprises the electrical products of this compressor.
Background technique
Scroll compressor is primarily of parts compositions such as housing, compressing mechanism, supporting mechanism, driving mechanism, working fluid suction pipe and working fluid discharge tubes.Compressing mechanism forms by moving scroll element and determining scroll element.Driving mechanism comprises stator module and crankshaft rotor assembly, the crank-driven of crankshaft rotor assembly moves scroll element, due to dynamic scroll element being provided with anti-rotation mechanism, therefore can making dynamic scroll element under the driving effect of bent axle relative to determining scroll element and do translation rotation.The compression chamber's volume be defined as by the spiral wraps of the spiral wraps and dynamic scroll element of determining scroll element diminishes gradually, refrigerant pressure wherein constantly raises, thus compressed via the refrigeration agent that working fluid suction pipe sucks in compression chamber and finally discharge from the relief opening of scroll element center, and discharge compressor to external refrigeration cycle loop from working fluid discharge tube.Realize the working cycle process that refrigeration agent sucks, compresses, discharges thus.
The major part that flows to of existing scroll compressor cold media air has 2 kinds:
The first, refrigerant, by working fluid suction pipe, enters housing, and changes the refrigerant flow direction through baffle means, refrigerant is flowed to and flows downward vertically by radially changing into.
The second, refrigerant by working fluid suction pipe, enters free diffusing after housing.
Just compressing mechanism is entered after above two kinds of flow directions all can make refrigerant fluid driven-mechanism stator module heat, suction superheat can be caused to reduce volumetric efficiency and delivery temperature rising, under scroll compressor use R32 refrigerant or other have delivery temperature higher characteristic refrigerant situation, harmful effect can be caused to compressor efficiency and reliability.
Model utility content
The utility model provides a kind of scroll compressor, refrigerant enters in the housing of scroll compressor after refrigerant inlet, most refrigerant enters the intakeport determining scroll element, another part cooling driving mechanism stator module, the problem that the air-breathing driven-mechanism stator module preheating solving scroll compressor makes delivery temperature raise.The utility model additionally provides a kind of electrical products comprising above-mentioned scroll compressor.
A kind of scroll compressor that the utility model provides, comprising:
Housing, described housing is provided with the refrigerant inlet for refrigerant being sucked into described enclosure interior;
Be arranged at the crankshaft rotor assembly in described housing and stator module, described crankshaft rotor assembly comprises the bent axle having and comprise centration axis portion and eccentric axial portion;
What the dynamic scroll element driven by the eccentric axial portion of described bent axle and coordinating with described dynamic scroll element formed compression chamber determines scroll element;
To be arranged in described housing, with the frame of described refrigerant inlet corresponding position, the sidewall of described frame is fixedly connected with the inwall of described housing, the internal cavities of described housing is separated into independently upper plenum and lower cavity by described frame, and described frame empty set is in described centration axis portion; Described frame and described refrigerant inlet corresponding position are provided with the first baffling portion for refrigerant being guided to described upper plenum, and described frame is provided with the second baffling portion run through, be used for upper plenum and described lower cavity connects; Described frame is provided with the oil guiding hole of oil sump portion and the upper-end surface for the described frame that led by the oil in described oil sump portion; The outlet port of described oil guiding hole is provided with the oiling device oil that described oil guiding hole is derived can broken up.
Preferably, described oiling device is be arranged on the lower end surface of described dynamic scroll element and the slide block moved with described dynamic scroll element, and the upper-end surface of described slide block and described frame is slidably matched, and the movement locus of described slide block is through the outlet of described oil guiding hole.
Preferably, described first baffling portion and described second baffling portion are separately positioned on the position of two right opposites of described frame.
Preferably, described first baffling portion is the guiding gutter of the sidewall being arranged on described frame, and the edge shape of longitudinal tangent plane of described guiding gutter is L-type, and the side of described guiding gutter is the convex arc surface to the center in described frame.
Preferably, the width of described guiding gutter is equal to or greater than the diameter of described refrigerant inlet.
Preferably, the center portion of the side of described guiding gutter and the center portion of described refrigerant inlet align.
Preferably, the upper-end surface of described guiding gutter is mutually concordant with described intakeport bottom surface of determining scroll element.
Preferably, the bottom surface of described guiding gutter is provided with deep gouge, and two sidewalls of described deep gouge are arc structure, are fitted with the guide plate of circular arc in described deep gouge.
Preferably, the inner circle radius of described guide plate is greater than the inner circle radius of described deep gouge, and the exradius of described guide plate is less than the exradius of described deep gouge.
Preferably, the center portion of described guide plate relative with the center of described refrigerant inlet its, and the angle of spread of described guide plate is less than the angle of spread of described deep gouge, and is more than or equal to 1/2nd of the angle of spread of described deep gouge.
Preferably, the top of described guide plate is concordant with described intakeport bottom surface of determining scroll element.
The utility model additionally provides a kind of electrical products, comprises compressor, and described compressor is the scroll compressor as above described in any one.
A kind of scroll compressor that the utility model provides, comprising:
Housing, described housing is provided with the refrigerant inlet for refrigerant being sucked into described enclosure interior;
Be arranged at the crankshaft rotor assembly in described housing and stator module, described crankshaft rotor assembly comprises the bent axle having and comprise centration axis portion and eccentric axial portion;
What the dynamic scroll element driven by the eccentric axial portion of described bent axle and coordinating with described dynamic scroll element formed compression chamber determines scroll element;
To be arranged in described housing, with the frame of described refrigerant inlet corresponding position, the sidewall of described frame is fixedly connected with the inwall of described housing, the internal cavities of described housing is separated into independently upper plenum and lower cavity by described frame, and described frame empty set is in described centration axis portion; Described frame and described refrigerant inlet corresponding position are provided with the first baffling portion for refrigerant being guided to described upper plenum, and described frame is provided with the second baffling portion run through, be used for upper plenum and described lower cavity connects; Described frame is provided with the oil guiding hole of oil sump portion and the upper-end surface for the described frame that led by the oil in described oil sump portion; The outlet port of described oil guiding hole is provided with the oiling device oil that described oil guiding hole is derived can broken up.
Setting like this, the scroll compressor that the utility model provides, refrigerant enters into enclosure interior by refrigerant inlet, and carry out free diffusing by flowing to after the first baffling portion baffling in the housing upper plenum above frame, oil flows out through oil guiding hole in oil sump portion simultaneously, the oil that oil guiding hole flows out is broken up by oiling device, form oil droplet state, after fully contacting with the refrigerant in upper plenum, a part enters into by dynamic scroll element by the intakeport determining scroll element and determines the compression chamber that scroll element formed, another part enters into the lower cavity below frame after the baffling in the second baffling portion, be used for cooling drive motor.And then, while not affecting motor cooling, ensure that air-breathing oil content, reduce suction superheat, reduce delivery temperature.
The utility model additionally provides a kind of electrical products comprising above-mentioned scroll compressor, and these electrical products can be the electrical equipment that air-conditioning, refrigerator etc. have compressor.Setting like this, the electrical products that the utility model provides, its compressor while not affecting motor cooling, can ensure that air-breathing oil content, reduces suction superheat, reduce delivery temperature.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is compressor schematic internal view in the utility model embodiment;
Fig. 2 is the first embodiment's mid frame schematic perspective view of the present utility model;
Fig. 3 is the partial sectional view of compressor in the first embodiment of the present utility model;
Fig. 4 is the second embodiment mid frame schematic perspective view of the present utility model;
Sectional view when Fig. 5 is the second embodiment mid frame of the present utility model non-mounting guiding board.
In Fig. 1-Fig. 5:
Housing-11, crankshaft rotor assembly-12, stator module-13, dynamic scroll element-14, determine side-30 of scroll element-15, frame-16, refrigerant inlet-17, upper plenum-18, lower cavity-19, the first baffling portion-20, the second baffling portion-21, slide block-22, intakeport-23 of determining scroll element, radial oily passage-24, axial oil passage-25, rubber stopper-26, oil sump portion-27, deep gouge-28, guide plate-29, guiding gutter.
Embodiment
This embodiment provides a kind of scroll compressor, refrigerant enters in the housing of scroll compressor after refrigerant inlet, most refrigerant enters the intakeport determining scroll element, another part cooling driving mechanism stator module, the problem that the air-breathing driven-mechanism stator module preheating solving scroll compressor makes delivery temperature raise.This embodiment additionally provides a kind of electrical products comprising above-mentioned scroll compressor.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1-Fig. 5, a kind of scroll compressor that this embodiment provides, comprise housing 11, crankshaft rotor assembly 12, stator module 13, dynamic scroll element 14, determine scroll element 15 and frame 16.
Wherein, housing 11 is provided with the refrigerant inlet 17 for refrigerant being sucked into housing 11 inside; Crankshaft rotor assembly 12 and stator module 13 are arranged in housing 11, it should be noted that, crankshaft rotor assembly 12 comprises rotor portion and bent axle part, and rotor portion and stator module 13 form drive motor, for driving crank partial turn.And bent axle comprises centration axis portion and eccentric axial portion, the axis of rotation in centration axis portion and himself dead in line, and the axis of rotation of eccentric axial portion and himself axis deviate, centration axis portion drives eccentric axial portion to rotate, and then drive dynamic scroll element 14 translation, due to dynamic scroll element 14 with determine scroll element 15 and define compression chamber, determine scroll element 15 and be provided with suction port, after refrigerant enters into compression chamber from suction port, dynamic scroll element 14 translation makes the volume of compression chamber change, and then realizes the compression of refrigerant.
It is interior and corresponding with described refrigerant inlet 17 that frame 16 is arranged at housing 11.The sidewall of frame 16 is fixedly connected with the inwall of housing 11, and the internal cavities of housing 11 is separated into independently upper plenum 18 and lower cavity 19 by frame 16, and frame 16 empty set is in centration axis portion, and namely centration axis portion can not drive frame 16 to rotate.
Frame 16 and refrigerant inlet 17 corresponding position are provided with the first baffling portion 20 for refrigerant being guided to upper plenum 18, and are run through by frame 16 body, are used for the second baffling portion 21 of being communicated with lower cavity 19 by upper plenum 18.Frame 16 is provided with oil sump portion 27 and the oil guiding hole for the upper-end surface by the oil guiding frame 16 in oil sump portion 27; The outlet port of oil guiding hole is provided with the oiling device oil that oil guiding hole is derived can broken up.
Setting like this, the scroll compressor that the utility model provides, it is inner that refrigerant enters into housing 11 by refrigerant inlet 17, and carry out free diffusing by flowing to after the first baffling portion 20 baffling in housing 11 upper plenum 18 above frame 16, oil flows out through oil guiding hole in oil sump portion 27 simultaneously, the oil that oil guiding hole flows out is broken up by oiling device, form oil droplet state, after fully contacting with the refrigerant in upper plenum 18, a part enters into by dynamic scroll element 14 by the intakeport 23 determining scroll element and determines the compression chamber that scroll element 15 formed, another part enters into the lower cavity 19 below frame 16 after the baffling in the second baffling portion 21, be used for cooling drive motor.And then, while not affecting motor cooling, ensure that air-breathing oil content, reduce suction superheat, reduce delivery temperature.
It should be noted that, the above-mentioned oiling device for oil being dispersed as drop can specific as followsly be arranged, oiling device can for being arranged on the lower end surface of dynamic scroll element 14 and the slide block 22 that moves together of compliant scroll parts 14, namely this slide block 22 is driven by dynamic scroll element 14 and carries out circulation slip in the upper-end surface of frame 16, and the movement locus of slide block 22 is through the outlet of oil guiding hole, when oil guiding hole emit fuel-displaced after, oil, through the outlet port of oil guiding hole, can be dispersed as drop state by slide block 22.
In order to be broken up by oil fully, above-mentioned slide block 22 can be arranged to the structure of cross slip-ring.Certainly, also can be other structure, only need oil fully to be broken up.
Below in conjunction with two kinds of specific embodiments, this programme is described in detail.First, please refer to Fig. 2 and Fig. 3, frame 16 and housing 11 are interference fit, frame 16 is provided with guiding gutter with refrigerant inlet 17 respective side of housing 11, and the edge shape of longitudinal tangent plane of this guiding gutter is L-type, namely the guiding gutter of this L-type constitutes the first above-mentioned baffling portion 20, it should be noted that, in order to ensure good baffling effect, the side 30 of the guiding gutter of this L-type is the convex arc surface to the center in frame 16.
In addition, the motion of cross slip-ring can not be interfered in the guiding gutter position of this L-type, in order to ensure good baffling effect further, should align with the center of refrigerant inlet 17 in the center portion of the side of the guiding gutter of this L-type as far as possible, and the guiding gutter span of L-type should be greater than the diameter of refrigerant inlet 17.Preferably, the guiding gutter top of this L-type is as far as possible concordant with intakeport 23 bottom surface of determining scroll element, advantageously in by dynamic scroll element 14 with determine the free air-breathing of compression member that scroll element 15 formed.
Offering in frame 16 and the opposite side of refrigerant inlet 17 trimming that second baffling portion of baffling portion 21, second 21 is the through frame 16 of several axis, also can be the circular hole of the through frame 16 of several axis.Preferably, the second baffling portion 21 is opened in the right opposite of frame 16 and refrigerant inlet 17.Discharge after the abundant air-breathing of compression member making dynamic scroll element 14 and determine scroll element 15 composition.
In addition, radial oily passage 24 and an axial oil passage 25 is offered in frame 16, a rubber stopper 26 is had with the joint of the guiding gutter of L-type at the oily passage 24 of radial direction, preferably, the outlet of axial oil passage 25 is just to cross slip-ring, lubricant oil enters axial oil passage 25 after flowing into radial oily passage 24 from the oil sump portion 27 of frame 16, breaks up and fully contacts with air-breathing for little fluid drips, improve air-breathing oil content through cross slip-ring motion.
Refrigerant enters in housing 11 by refrigerant inlet 17, by flowing to free diffusing above frame 16 after the guiding gutter baffling of the L-type in frame 16, oil is introduced via the oily passage 24 of radial direction, axial oil passage 25 from oil sump portion 27 simultaneously, break up as drop through cross slip-ring, after above frame 16, refrigerant fully contacts, a part is by dynamic scroll element 14 and determine the compression member that scroll element 15 forms and suck, and a part flows into below frame 16 through the second baffling portion 21, cools drive motor.While not affecting motor cooling, ensure that air-breathing oil content, reduce suction superheat, reduce delivery temperature.
In the second specific embodiment that the utility model provides, first baffling portion 20 specific as followsly can state setting, please refer to Fig. 4 and Fig. 5, a deep gouge 28 is set further in the bottom of the guiding gutter of above-mentioned L-type, two sidewalls of deep gouge 28 are arc structure, are fitted with the guide plate 29 of circular arc in deep gouge 28.
Simple for processing and assembling, the two ends of this deep gouge 28 are as far as possible crossing with frame 16 cylindrical, distance between crosspoint should be greater than the external diameter of refrigerant inlet 17, guide plate 29 coordinates with deep gouge 28, guide plate 29 inner circle radius should be greater than the inner circle radius of deep gouge 28, and the exradius of guide plate 29 should be less than the exradius of deep gouge 28.
For ensureing good baffling effect, should align with the center of refrigerant inlet 17 in the axial centre face of guide plate 29 as far as possible, the angle of spread of guide plate 29 should be less than the expanded angle of deep gouge 28, but can not be less than the half of the expanded angle of deep gouge 28.Overhead height after guide plate 29 puts into deep gouge 28 is as far as possible as far as possible concordant with intakeport 23 bottom surface of determining scroll element, advantageously in by dynamic scroll element 14 with determine the free air-breathing of compression member that scroll element 15 forms.Setting like this, the first baffling portion 20 that this specific embodiment provides has better baffling effect.
This embodiment additionally provides a kind of electrical products, comprises compressor, and this compressor is the scroll compressor as above described in embodiment.It should be noted that, the electrical products that this embodiment provides can be specially refrigerator, air-conditioning, Hot water units etc., setting like this, the electrical products that this embodiment provides, the problem that air-breathing driven-mechanism stator module 13 preheating solving scroll compressor makes delivery temperature raise.The derivation of the beneficial effect that the derivation of this beneficial effect and above-mentioned scroll compressor bring is substantially similar, therefore repeats no more herein.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (12)
1. a scroll compressor, is characterized in that, comprising:
Housing (11), described housing (11) is provided with for refrigerant being sucked into the inner refrigerant inlet (17) of described housing (11);
Be arranged at the crankshaft rotor assembly (12) in described housing (11) and stator module (13), described crankshaft rotor assembly (12) comprises the bent axle having and comprise centration axis portion and eccentric axial portion;
What the dynamic scroll element (14) driven by the eccentric axial portion of described bent axle and coordinating with described dynamic scroll element (14) formed compression chamber determines scroll element (15);
To be arranged in described housing (11), with the frame (16) of described refrigerant inlet (17) corresponding position, the sidewall of described frame (16) is fixedly connected with the inwall of described housing (11), the internal cavities of described housing (11) is separated into independently upper plenum (18) and lower cavity (19) by described frame (16), and described frame (16) empty set is in described centration axis portion; Described frame (16) and described refrigerant inlet (17) corresponding position are provided with the first baffling portion (20) for refrigerant being guided to described upper plenum (18), and described frame (16) is provided with and is run through, is used for the second baffling portion (21) of being communicated with described lower cavity (19) by upper plenum (18); Described frame (16) is provided with the oil guiding hole of oil sump portion (27) and the upper-end surface for the described frame (16) that led by the oil in described oil sump portion (27); The outlet port of described oil guiding hole is provided with the oiling device oil that described oil guiding hole is derived can broken up.
2. scroll compressor as claimed in claim 1, it is characterized in that, described oiling device is for being arranged on the lower end surface of described dynamic scroll element (14) and the slide block (22) moved with described dynamic scroll element (14), described slide block (22) is slidably matched with the upper-end surface of described frame (16), and the movement locus of described slide block (22) is through the outlet of described oil guiding hole.
3. scroll compressor as claimed in claim 1, it is characterized in that, described first baffling portion (20) and described second baffling portion (21) are separately positioned on the position of two right opposites of described frame (16).
4. scroll compressor as claimed in claim 1, it is characterized in that, described first baffling portion (20) is for being arranged on the guiding gutter of the sidewall of described frame (16), the edge shape of longitudinal tangent plane of described guiding gutter is L-type, and the side of described guiding gutter (30) for convex to the arc surface at the center in described frame (16).
5. scroll compressor as claimed in claim 4, it is characterized in that, the width of described guiding gutter is equal to or greater than the diameter of described refrigerant inlet (17).
6. scroll compressor as claimed in claim 4, it is characterized in that, the center portion of the side (30) of described guiding gutter and the center portion of described refrigerant inlet (17) align.
7. scroll compressor as claimed in claim 4, is characterized in that, the upper-end surface of described guiding gutter is mutually concordant with described intakeport (23) bottom surface of determining scroll element.
8. scroll compressor as claimed in claim 4, it is characterized in that, the bottom surface of described guiding gutter is provided with deep gouge (28), two sidewalls of described deep gouge (28) are arc structure, are fitted with the guide plate (29) of circular arc in described deep gouge (28).
9. scroll compressor as claimed in claim 8, it is characterized in that, the inner circle radius of described guide plate (29) is greater than the inner circle radius of described deep gouge (28), and the exradius of described guide plate (29) is less than the exradius of described deep gouge (28).
10. scroll compressor as claimed in claim 9, it is characterized in that, the center portion of described guide plate (29) relative with the center of described refrigerant inlet (17) its, and the angle of spread of described guide plate (29) is less than the angle of spread of described deep gouge (28), and be more than or equal to 1/2nd of the angle of spread of described deep gouge (28).
11. scroll compressors as claimed in claim 10, is characterized in that, the top of described guide plate (29) is concordant with described intakeport (23) bottom surface of determining scroll element.
12. 1 kinds of electrical products, comprise compressor, it is characterized in that, described compressor is the scroll compressor as described in any one of claim 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520944197.4U CN205135995U (en) | 2015-11-23 | 2015-11-23 | Scroll compressor reaches electric appliances including this compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520944197.4U CN205135995U (en) | 2015-11-23 | 2015-11-23 | Scroll compressor reaches electric appliances including this compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205135995U true CN205135995U (en) | 2016-04-06 |
Family
ID=55621794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520944197.4U Withdrawn - After Issue CN205135995U (en) | 2015-11-23 | 2015-11-23 | Scroll compressor reaches electric appliances including this compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205135995U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105332913A (en) * | 2015-11-23 | 2016-02-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor and electric appliance comprising scroll compressor |
| CN110657095A (en) * | 2019-10-31 | 2020-01-07 | 蔡彪 | Scroll compressor with air preheating effect |
| CN113482934A (en) * | 2021-08-16 | 2021-10-08 | 珠海格力电器股份有限公司 | Scroll compressor |
-
2015
- 2015-11-23 CN CN201520944197.4U patent/CN205135995U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105332913A (en) * | 2015-11-23 | 2016-02-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor and electric appliance comprising scroll compressor |
| WO2017088570A1 (en) * | 2015-11-23 | 2017-06-01 | 珠海格力电器股份有限公司 | Turbo compressor and electrical product comprising same |
| US10823171B2 (en) | 2015-11-23 | 2020-11-03 | Gree Electric Appliances, Inc. Of Zhuhai | Scroll compressor with baffles and oil dispersing device |
| CN110657095A (en) * | 2019-10-31 | 2020-01-07 | 蔡彪 | Scroll compressor with air preheating effect |
| CN110657095B (en) * | 2019-10-31 | 2021-10-22 | 宁波华生压缩机有限公司 | Scroll compressor with air preheating effect |
| CN113482934A (en) * | 2021-08-16 | 2021-10-08 | 珠海格力电器股份有限公司 | Scroll compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160406 Effective date of abandoning: 20170922 |