CN104763631A - Vortex refrigeration compressor with sliding and rolling friction pair bent axle supporting structure - Google Patents
Vortex refrigeration compressor with sliding and rolling friction pair bent axle supporting structure Download PDFInfo
- Publication number
- CN104763631A CN104763631A CN201510153682.4A CN201510153682A CN104763631A CN 104763631 A CN104763631 A CN 104763631A CN 201510153682 A CN201510153682 A CN 201510153682A CN 104763631 A CN104763631 A CN 104763631A
- Authority
- CN
- China
- Prior art keywords
- bent axle
- lower supporting
- upper support
- friction pair
- axial
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention relates to a vortex refrigeration compressor with a sliding and rolling friction pair bent axle supporting structure. The vortex refrigeration compressor comprises a shell, a fixed scroll plate, a movable scroll plate, a bent axle, an upper support, a motor and a lower supporting assembly; the improvement is as follows: a step hole is formed in the axial middle of the upper support, and the middle joint part of the step hole is an axial inner end face; a thrust bearing is arranged at the upper part of the bent axle; one axial side face of the thrust bearing is adjacent to a convex ring and the other axial side face of the thrust bearing is in contact with the axial inner end face of the step hole of the upper support; a positioning pipe shaft is arranged in the axial middle of a lower supporting plate; and the lower end of the bent axle is matched in the positioning pipe shaft through a sliding bearing. According to the vortex refrigeration compressor, a sliding friction pair in a contact horizontal plane of a thrust block in the lower supporting assembly and the bent axle is changed into a rolling friction pair, so that on the one hand, the power consumption of the system is reduced; on the other hand, the assembling requirements are lower than the assembling requirements of the thrust block and the bent axle and an assembling process is simplified; and meanwhile, a design and machining process is simplified and the cost is reduced.
Description
Technical field
The invention belongs to technical field of refrigeration compressors, be specifically related to vertical vortex refrigeration compressor.
Background technique
The feature such as scroll compressor has high efficiency, reliability is high, noise is low, lightweight and size is little, has the advantage of positive displacement and rotary compressor concurrently.Scroll compressor is widely used in field of Refrigeration and Air-conditioning and other special dimension with the advantage of himself, but its potentiality are not also excavated completely, an important reason is exactly that scroll compressor internal friction is secondary too many, frictional work consumption makes complete machine power loss increase, and causes refrigeration system Energy Efficiency Ratio to reduce.Because frictional power loss occupies suitable proportion in whole scroll compressor power loss, therefore reducing frictional power loss is an important channel of improving mechanical efficiency.
As shown in Figure 4, thrust block and bent axle auxiliary section close-up schematic view are as Fig. 5, and between upper support cavity and orbiter, structure partial enlarged diagram is as Fig. 6 for existing vertical vortex section of structure.In this structure, the weight of bent axle 5 and rotor 8 is balanced by thrust block 9.5 power of providing support, and forms the surface of contact of level, when bent axle 5 rotates between thrust block 9.5 and bent axle 5, form sliding friction between bent axle 5 and thrust block 9.5, cause the frictional loss that system is larger; Thrust block 9.5 is higher with the matching requirements of bent axle 5, should ensure the cooperation of thrust block 9.5 and bent axle 5 rubbing surface, again the coaxality of high guarantee sliding bearing 9.3 and bent axle 5; On the other hand, under this kind of structure, require higher to the wear resistance of thrust block 9.5 and low friction performance, need to ensure that thrust block 9.5 machining accuracy is as planeness, parallelism, surface roughness etc., machining quality requires high simultaneously.
Summary of the invention
In order to reduce frictional power loss during scroll compressor work, improve mechanical efficiency, the present invention provides a kind of spiral cooling compressor with slip and rolling friction pair crankshaft support structure by architecture advances.
There is the spiral cooling compressor of slip and rolling friction pair crankshaft support structure, comprise housing 1, fixed scroll 2, orbiter 3, bent axle 5, upper support 6, motor and lower supporting assembly 9; Described motor is between upper support 6 and lower support 9; The top of described bent axle 5 is provided with bulge loop 5.1, is connected by described bulge loop 5.1 and upper support 6, and the middle part of bent axle 5 is the rotor shaft of motor, and the lower end of bent axle 5 is connected to lower supporting assembly 9; Described lower supporting assembly 9 comprises lower supporting plate 9.1, oil pump 9.2 and sliding bearing 9.3;
Be provided with the step hole that upper diameter is greater than lower diameter in the middle part of the axis of described upper support 6, the middle part junction point of step hole is axial inner ends face; The top of bent axle 5 is provided with thrust-bearing 12, and an axial side of described thrust-bearing 12 is adjacent with described bulge loop 5.1, and axial another side contacts with the axial inner ends face of the step hole of upper support 6;
The axis middle part of described lower supporting plate 9.1 is provided with location tubular axis 9.11, and the lower end of described bent axle 5 is coordinated by sliding bearing 9.3 to be located in described location tubular axis 9.11, and described oil pump 9.2 is fixed at the bottom of lower supporting plate 9.1.
Described location tubular axis 9.11 protrudes upward along the end face side of lower supporting plate 9.1.
Advantageous Effects of the present invention embodies in the following areas:
1. thrust block 9.5 in lower supporting assembly 9 and bent axle 5 sliding friction pair contacted between horizontal plane are changed into the rolling friction pair of the thrust-bearing 12 rotated with bent axle 5, reduce system power consumption.
2. thrust-bearing 12 and the matching requirements of bent axle 5 are lower than the matching requirements of thrust block in lower supporting assembly 9 9.5 with bent axle 5, simplify assembly technology.
3. eliminate in lower supporting assembly 9 thrust block 9.5 had compared with high manufacturing accuracy and technological requirement, simplify design, work flow, reduce cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is I place's enlarged view of Fig. 1.
Fig. 3 is II place's enlarged view of Fig. 1.
Fig. 4 is original structure schematic diagram.
Fig. 5 is I place's enlarged view in Fig. 4.
Fig. 6 is II place's enlarged view in Fig. 4.
Sequence number in upper figure: housing 1, fixed scroll 2, orbiter 3, partition ring 4, bent axle 5, bulge loop 5.1, upper support 6, upper support rim 6.1, stator 7, rotor 8, lower supporting assembly 9, lower supporting plate 9.1, location tubular axis 9.11, oil pump 9.2, sliding bearing 9.3, attachment bolt 9.4, thrust block 9.5, outlet pipe 10, sliding bearing 11, thrust-bearing 12.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the present invention is further described.
See Fig. 1, the spiral cooling compressor with slip and rolling friction pair crankshaft support structure comprises housing 1, fixed scroll 2, orbiter 3, bent axle 5, upper support 6, motor and lower supporting assembly 9; Motor is between upper support 6 and lower support 9, and motor comprises stator 7 and rotor 8.The upper end of bent axle 5 is provided with bulge loop 5.1, is connected by described bulge loop 5.1 and upper support 6; The middle part of bent axle 5 is the rotor shaft of motor, and the lower end of bent axle 5 is connected to lower supporting assembly 9.Lower supporting assembly 9 comprises lower supporting plate 9.1, oil pump 9.2 and sliding bearing 9.3.
See Fig. 3, be provided with the step hole that upper diameter is greater than lower diameter in the middle part of the axis of upper support 6, the middle part junction point of step hole is axial inner ends face; The top of bent axle 5 is provided with thrust-bearing 12, and an axial side of described thrust-bearing 12 is adjacent with described bulge loop 5.1, and axial another side contacts with the axial inner ends face of the step hole of upper support 6; Eliminate support rim 6.1, see Fig. 6, make the processing of support 6 more convenient.
See Fig. 2, the axis middle part of lower supporting plate 9.1 is provided with location tubular axis 9.11, and location tubular axis 9.11 protrudes upward along the end face side of lower supporting plate 9.1.The lower end of bent axle 5 coordinates to be installed on by sliding bearing 9.3 locates in tubular axis 9.11, and oil pump 9.2 is fixed at the bottom of lower supporting plate 9.1.
Claims (2)
1. there is the spiral cooling compressor of slip and rolling friction pair crankshaft support structure, comprise housing (1), fixed scroll (2), orbiter (3), bent axle (5), upper support (6), motor and lower supporting assembly (9); Described motor is positioned between support (6) and lower support (9); The top of described bent axle (5) is provided with bulge loop (5.1), is connected by described bulge loop (5.1) and upper support (6), and the middle part of bent axle (5) is the rotor shaft of motor, and the lower end of bent axle (5) is connected to lower supporting assembly (9); Described lower supporting assembly (9) comprises lower supporting plate (9.1), oil pump (9.2) and sliding bearing (9.3); It is characterized in that:
Be provided with the step hole that upper diameter is greater than lower diameter in the middle part of the axis of described upper support (6), the middle part junction point of step hole is axial inner ends face; The top of bent axle (5) is provided with thrust-bearing (12), and an axial side of described thrust-bearing (12) is adjacent with described bulge loop (5.1), and axial another side contacts with the axial inner ends face of the step hole of upper support (6);
The axis middle part of described lower supporting plate (9.1) is provided with location tubular axis (9.11), the lower end of described bent axle (5) is coordinated by sliding bearing (9.3) to be located in described location tubular axis (9.11), and described oil pump (9.2) is fixed at the bottom of lower supporting plate (9.1).
2. the spiral cooling compressor with slip and rolling friction pair crankshaft support structure according to claim 1, is characterized in that: described location tubular axis (9.11) protrudes upward along the end face side of lower supporting plate (9.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510153682.4A CN104763631A (en) | 2015-04-02 | 2015-04-02 | Vortex refrigeration compressor with sliding and rolling friction pair bent axle supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510153682.4A CN104763631A (en) | 2015-04-02 | 2015-04-02 | Vortex refrigeration compressor with sliding and rolling friction pair bent axle supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104763631A true CN104763631A (en) | 2015-07-08 |
Family
ID=53645656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510153682.4A Pending CN104763631A (en) | 2015-04-02 | 2015-04-02 | Vortex refrigeration compressor with sliding and rolling friction pair bent axle supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104763631A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286303A (en) * | 2016-09-20 | 2017-01-04 | 珠海凌达压缩机有限公司 | Compressor and compressor crankshaft supporting structure |
| CN109707625A (en) * | 2019-01-08 | 2019-05-03 | 深圳市新涛环境科技有限公司 | A kind of high-efficiency soft vortex high temperature compressor |
| WO2024045886A1 (en) * | 2022-09-01 | 2024-03-07 | 广东美的环境科技有限公司 | Pump body assembly, compressor and refrigeration apparatus |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006161818A (en) * | 2006-02-07 | 2006-06-22 | Mitsubishi Electric Corp | Scroll compressor |
| CN1963207A (en) * | 2005-11-09 | 2007-05-16 | 日立空调·家用电器株式会社 | Vortex type compressor |
| CN101027486A (en) * | 2004-09-28 | 2007-08-29 | 大金工业株式会社 | Sliding member and fluid machine |
| CN202326236U (en) * | 2011-11-28 | 2012-07-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Vortex type compressor |
| US20130089451A1 (en) * | 2011-10-05 | 2013-04-11 | Sungyong Ahn | Scroll compressor with supporting member in axial direction |
| CN203463283U (en) * | 2012-08-31 | 2014-03-05 | 大金工业株式会社 | Scroll compressor |
| CN103982437A (en) * | 2013-02-13 | 2014-08-13 | 松下电器产业株式会社 | Volume type compressor |
-
2015
- 2015-04-02 CN CN201510153682.4A patent/CN104763631A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101027486A (en) * | 2004-09-28 | 2007-08-29 | 大金工业株式会社 | Sliding member and fluid machine |
| CN1963207A (en) * | 2005-11-09 | 2007-05-16 | 日立空调·家用电器株式会社 | Vortex type compressor |
| JP2006161818A (en) * | 2006-02-07 | 2006-06-22 | Mitsubishi Electric Corp | Scroll compressor |
| US20130089451A1 (en) * | 2011-10-05 | 2013-04-11 | Sungyong Ahn | Scroll compressor with supporting member in axial direction |
| CN202326236U (en) * | 2011-11-28 | 2012-07-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Vortex type compressor |
| CN203463283U (en) * | 2012-08-31 | 2014-03-05 | 大金工业株式会社 | Scroll compressor |
| CN103982437A (en) * | 2013-02-13 | 2014-08-13 | 松下电器产业株式会社 | Volume type compressor |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286303A (en) * | 2016-09-20 | 2017-01-04 | 珠海凌达压缩机有限公司 | Compressor and compressor crankshaft supporting structure |
| CN106286303B (en) * | 2016-09-20 | 2018-10-23 | 珠海格力电器股份有限公司 | Compressor and compressor crankshaft supporting structure |
| CN109707625A (en) * | 2019-01-08 | 2019-05-03 | 深圳市新涛环境科技有限公司 | A kind of high-efficiency soft vortex high temperature compressor |
| CN109707625B (en) * | 2019-01-08 | 2024-04-05 | 深圳市新涛环境科技有限公司 | High-efficient flexible vortex high temperature compressor |
| WO2024045886A1 (en) * | 2022-09-01 | 2024-03-07 | 广东美的环境科技有限公司 | Pump body assembly, compressor and refrigeration apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103790636A (en) | Flanged sleeve guide | |
| CN104763631A (en) | Vortex refrigeration compressor with sliding and rolling friction pair bent axle supporting structure | |
| CN112211831A (en) | Air suspension high-speed centrifugal compressor | |
| CN203641009U (en) | Scroll compressor and bracket thereof | |
| CN202391740U (en) | Rotary compressor | |
| JPS588295A (en) | Two-side suction type spiral pump | |
| WO2023020087A1 (en) | Magnetic suspension pump, refrigeration device having same, and air conditioner outdoor unit | |
| CN203796562U (en) | Rotating piston type compressor | |
| CN101270751A (en) | Scroll compressor having a discharge port | |
| CN108087244B (en) | Compressor lubricating structure and compressor | |
| CN2721918Y (en) | Horizontal multi-stage pump | |
| CN211343282U (en) | Oil suspension type cylinder seat bearing structure | |
| CN204025053U (en) | Compressor and air conditioner | |
| CN209586676U (en) | A kind of screw compressor with dual lubrication channel transmission component | |
| CN109139469B (en) | Rotor type compressor | |
| JP2012077728A (en) | Rotary compressor | |
| CN212508831U (en) | Crankshaft thrust structure and compressor | |
| CN202971198U (en) | Radial anti-rotation mechanism of scroll compressor | |
| CN202149002U (en) | Reciprocating piston type totally enclosed compressor | |
| CN215979903U (en) | Thrust plate, compressor and air conditioner | |
| CN218913448U (en) | Crankshaft, compressor and refrigerating and heating equipment | |
| CN219733630U (en) | Rotation preventing device and scroll compressor | |
| CN203604213U (en) | Self-absorption device for centrifugal pump | |
| CN201202643Y (en) | Revolution vortex piece of vortex compressor | |
| CN219993933U (en) | Thrust structure, compressor and air conditioning system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150708 |