CN202431525U - Vortex disc of vortex compressor - Google Patents
Vortex disc of vortex compressor Download PDFInfo
- Publication number
- CN202431525U CN202431525U CN2012200052515U CN201220005251U CN202431525U CN 202431525 U CN202431525 U CN 202431525U CN 2012200052515 U CN2012200052515 U CN 2012200052515U CN 201220005251 U CN201220005251 U CN 201220005251U CN 202431525 U CN202431525 U CN 202431525U
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- scroll
- compressor
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- conical
- stamping steel
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Abstract
The utility model relates to a vortex disc of a vortex compressor. The vortex disc comprises a vortex disc and a sealing strip thereof, wherein the top end of a vortex platform of the vortex disc is provided with a sealing groove for installing a sealing strip; the width of the sealing strip is less than that of the sealing groove; the height of the sealing strip is slightly less than or equal to the depth of the sealing groove; and a plurality of conical through holes are arranged on the sealing strip. The vortex disc has the advantages that the arranged sealing strip not only can play a role in sealing the contact surface between a movable vortex disc and a fixed vortex disc of the vortex compressor to reduce axial leakage of the compressor, but also can achieve the purpose of reducing the power consumption of the compressor by reducing the friction coefficient of the contact surface between the movable vortex disc and the fixed vortex disc of the vortex compressor, so that the volume fraction and the working efficiency of the compressor are effectively increased, and a certain action on the oil return of the compressor is also played.
Description
Technical field
The utility model relates to a kind of scroll compressor, more specifically relates to a kind of scroll of scroll compressor, belongs to the scroll compressor technical field.
Background technique
Characteristics such as efficient height, volume are little because scroll compressor has, light weight, noise are low, simple in structure are widely used in air-conditioning and the cooling machine set, have become one of main direction that compressor develops.Scroll compressor mainly comprises two similar scroll; Be called moving scroll and fixed scroll respectively; Offer the seal groove of laying Stamping Steel Ribbon on the top of the vortex platform of the corresponding contact of scroll, moving scroll and fixed scroll are in 180 ° of angles and are combined together the compression chamber that forms compressor.In order to guarantee the sealing in compressor compresses chamber, mainly be the axial seal in compressor compresses chamber, scroll compressor is many both at home and abroad offers seal groove at the end face of scroll vortex platform, and the floating seal bar has been installed.When compressor operating, because lubricant oil enters into the volution trough that the scroll end face is offered,, play compressing the seal action that motor-driven scroll and fixed scroll are in contact with one another face with floating seal bar jack-up, reduce the axial leakage of compressor.Though this sealing means can play certain seal action, the friction factor that dynamic and static scroll is in contact with one another between the face is bigger, causes its power consumption also big.
Chinese patent document number CN201401332 has announced the dynamic and static scroll axial sealer of a kind of improved scroll compressor on February 10th, 2010; Comprise moving scroll, fixed scroll and Stamping Steel Ribbon; The starting point of the seal groove that the vortex platform top of scroll is offered is the plane of inclination, and the bottom of Stamping Steel Ribbon has groove.When compressor operating; The plane of inclination of pressurized gas through the seal groove end gets into bottom land, makes to be full of pressurized gas in the die cavity of groove and the formation of dynamic and static scroll groove of Stamping Steel Ribbon, forces Stamping Steel Ribbon to be close to the steel sheet surface of bottom land; Thereby blocked the radially leakage between the high low pressure chamber; Effectively prevent cooperation place end face seal leakage, reduce the leakage loss of pressure chamber, effectively improve the plot ratio and the working efficiency of compressor.But the friction factor between this design Stamping Steel Ribbon and steel thin slice is big.Therefore, be necessary to do further improvement.
The model utility content
The purpose of the utility model aims to provide a kind of simple and reasonable; Can play seal action to the surface of contact of dynamic and static scroll; And reduce the compressor wasted work, and the scroll of the scroll compressor that the oil return of compressor is played a role, to overcome the deficiency of existing technology.
Press the scroll of a kind of scroll compressor of this purpose design; Comprise scroll; Offer the seal groove of laying Stamping Steel Ribbon on the vortex platform top of scroll; The width of Stamping Steel Ribbon is less than the width of seal groove, and the height of Stamping Steel Ribbon is slightly less than or equals the degree of depth of seal groove, and its structure characteristic is on Stamping Steel Ribbon, to have conical through-hole.
The shape size of said conical through-hole is identical or different.
On the symmetrical center line that is centered close to Stamping Steel Ribbon of said conical through-hole or near the symmetrical center line.
Said wear plate is arranged on the inboard of scroll, and the little end side surface of Stamping Steel Ribbon upper conical through hole contacts with wear plate.
The inside diameter D of said conical through-hole is less than Stamping Steel Ribbon width b but be not less than b/2, i.e. b/2≤D＜b; The taper hole diameter d of conical through-hole is not more than half b/2 of Stamping Steel Ribbon width, i.e. 0＜d≤b/2.
The cone angle of said conical through-hole is 30 °-150 °.
The centre distance L of two adjacent conical through-holes is greater than the inside diameter D of conical through-hole, i.e. D＜L on the said Stamping Steel Ribbon.Conical through-hole is that the cross section is the poroid or non-cavernous structure of taper.
The utility model has a plurality of conical through-holes on Stamping Steel Ribbon, the cone angle side of conical through-hole and the interior side contacts of scroll.Conical through-hole is arranged on the middle part of Stamping Steel Ribbon; So can not cause compressor on Stamping Steel Ribbon, to cause leakage; And owing on Stamping Steel Ribbon, offer conical through-hole, when lubricant oil gets in the seal groove on vortex platform top, under the diffraction of the pressure of lubricant oil itself and conical through-hole; Lubricant oil can be ejected on the surface of contact of Stamping Steel Ribbon and scroll along conical through-hole, thereby forms oil film.The formation of oil film not only can the enhanced leaktightness effect, but also can reduce the friction factor of vortex platform and another scroll bottom surface; Simultaneously again since during compressor operating chamber pressure greater than outer cavity pressure, so the oil film of formation under the effect of pressure, is shifted to exocoel by the inner chamber of compressor, to reach the purpose of compressor oil return.
Description of drawings
Fig. 1 is the structural representation of existing technology Machining of Vortex Disk of Vortex Compressor.
Fig. 2 is the utility model one example structure schematic representation.
Fig. 3 is A place enlarged view.
Fig. 4 is that the P of Fig. 3 is to enlarged diagram.
Fig. 5 is the enlarged view of Stamping Steel Ribbon.
Another structural representation of Fig. 6 Stamping Steel Ribbon.
Among the figure: 1 is Stamping Steel Ribbon, and 2 is conical through-hole, and 3 is scroll, and 3.1 is the vortex platform, and 4 is seal groove, and 5 is wear plate.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Referring to Fig. 2-Fig. 6, a kind of scroll of scroll compressor comprises scroll 3, Stamping Steel Ribbon 1 and wear plate 4, offers the seal groove 4 of laying Stamping Steel Ribbon 1 on vortex platform 3.1 tops of scroll 3, is coated with wear plate 5 on the inboard of scroll 3.The height of Stamping Steel Ribbon 1 is slightly less than the degree of depth of seal groove 4, and width b is less than the width of seal groove 4, so that floating seal in the course of the work; Having a plurality of shape sizes on the Stamping Steel Ribbon 1 is the conical through-hole 2 of taper just as, cross section.On the symmetrical center line that is centered close to Stamping Steel Ribbon 1 of conical through-hole, its cone angle place side contacts with the wear plate 5 of corresponding scroll 3, and its place, bottom surface side contacts with seal groove 4.The inside diameter D of conical through-hole 2 is 2/3b, and the taper hole diameter is b/10, and the cone angle of conical through-hole is 60 °; The centre distance L of two adjacent conical through-holes 2 is greater than the inside diameter D of conical through-hole on the Stamping Steel Ribbon 1.In addition, the conical through-hole 2 of Stamping Steel Ribbon 1 can also replace with other the non-cavernous structure of taper.
In the running of turbocompressor; Generation relative movement between two vortex platforms 3.1; Lubricant oil gets into seal groove 4 and conical through-hole 2 along the dotted arrow direction; Because the surface of contact of the wear plate 5 of conical through-hole and scroll 3 bottom surfaces is the less cone angle of opening one side, and through hole is arranged on the middle part of Stamping Steel Ribbon 1, so can not cause compressor on Stamping Steel Ribbon 1, to cause leakage.Lubricant oil get into vortex platform 3.1 tops seal groove 4 after because the pressure of lubricant oil itself and the diffraction of conical through-hole 2 can make lubricant oil be ejected on the surface of contact of Stamping Steel Ribbon 1 and wear plate 5 along through hole, thus the formation oil film; The formation of oil film not only can be strengthened the axial seal effect, reduce radial leakage, but also can reduce the friction factor of the surface of contact of vortex platform 3.1 tops and another scroll wear plate 5; Chamber pressure shifted to exocoel by the compressor inner chamber so the oil film that forms is understood under the effect of pressure greater than outer cavity pressure during simultaneously again because of compressor operating, thereby has reached the purpose of compressor oil return.
The compressor of the utility model has improved the performance of scroll compressor from two aspects: the one, improved compressor refrigerating capacity through the sealing effect that improves Stamping Steel Ribbon 1; The 2nd, the friction factor through between the dynamic and static scroll that reduces scroll compressor has reduced consumption of compressor.In addition; Aspect the cost control of compressor, because the design can play the effect of compressor oil return, so not only make compressor structurally reduce special oil return parts (like shoe cream room); Also reducing corresponding course of working aspect the processing of compressor; Thereby alleviated compressor weight, reduced the length of compressor, practiced thrift the cost of compressor from many aspects, and realized the small-sized and lightweight of compressor.
Claims (8)
1. the scroll of a scroll compressor; Comprise scroll (3) and Stamping Steel Ribbon (1) thereof; Offer the seal groove (4) of laying Stamping Steel Ribbon (1) on vortex platform (3.1) top on the scroll; (1) width of Stamping Steel Ribbon is less than the width of seal groove (4), and the height of Stamping Steel Ribbon (1) is slightly less than or equals the degree of depth of seal groove (4), it is characterized in that on Stamping Steel Ribbon (1), having conical through-hole (2).
2. the scroll of scroll compressor according to claim 1 is characterized in that the shape size of said conical through-hole (2) is identical or different.
3. the scroll of scroll compressor according to claim 2 is characterized in that on the symmetrical center line that is centered close to Stamping Steel Ribbon (1) of said conical through-hole (2) or near the symmetrical center line.
4. according to the scroll of each described scroll compressor of claim 1-3, it is characterized in that said wear plate (5) is arranged on the inboard of scroll (3), the little end side surface of Stamping Steel Ribbon (1) upper conical through hole (2) contacts with wear plate (5).
5. the scroll of scroll compressor according to claim 4, the inside diameter D that it is characterized in that said conical through-hole (2) is less than the width b of Stamping Steel Ribbon (1) but be not less than b/2, i.e. b/2≤D＜b.
6. the scroll of scroll compressor according to claim 5 is characterized in that the taper hole diameter d of said conical through-hole (2) is not more than half b/2 of Stamping Steel Ribbon (1) width, i.e. 0＜d≤b/2.
7. the scroll of scroll compressor according to claim 6, the cone angle that it is characterized in that said conical through-hole (2) is 30 °-150 °.
8. the scroll of scroll compressor according to claim 7 is characterized in that the inside diameter D of the centre distance L of two conical through-holes (2) adjacent on the said Stamping Steel Ribbon (1) greater than conical through-hole, i.e. D＜L.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200052515U CN202431525U (en) | 2012-01-05 | 2012-01-05 | Vortex disc of vortex compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200052515U CN202431525U (en) | 2012-01-05 | 2012-01-05 | Vortex disc of vortex compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202431525U true CN202431525U (en) | 2012-09-12 |
Family
ID=46780977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200052515U Expired - Fee Related CN202431525U (en) | 2012-01-05 | 2012-01-05 | Vortex disc of vortex compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202431525U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194724A (en) * | 2016-08-30 | 2016-12-07 | 上海威乐汽车空调器有限公司 | A kind of swirl compressor spinning disk and the structure of wear plate |
| CN108425845A (en) * | 2018-05-16 | 2018-08-21 | 上海加冷松芝汽车空调股份有限公司 | A kind of screw compressor |
-
2012
- 2012-01-05 CN CN2012200052515U patent/CN202431525U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194724A (en) * | 2016-08-30 | 2016-12-07 | 上海威乐汽车空调器有限公司 | A kind of swirl compressor spinning disk and the structure of wear plate |
| CN108425845A (en) * | 2018-05-16 | 2018-08-21 | 上海加冷松芝汽车空调股份有限公司 | A kind of screw compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20160105 |