CN206234122U - Scroll compression machine oil loop structure - Google Patents
Scroll compression machine oil loop structure Download PDFInfo
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- CN206234122U CN206234122U CN201621238001.0U CN201621238001U CN206234122U CN 206234122 U CN206234122 U CN 206234122U CN 201621238001 U CN201621238001 U CN 201621238001U CN 206234122 U CN206234122 U CN 206234122U
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Abstract
The utility model provides a kind of scroll compression machine oil loop structure, it includes cylinder body and the main shaft positioned at cylinder interior, space between cylinder body and main shaft forms cylinder body shoe cream room, the inside of main shaft is provided with the centre bore for axially extending, the end of centre bore is connected by oil guiding hole with cylinder body shoe cream room, and the nozzle opening of at least one outside for extending to main shaft is additionally provided with the side face of centre bore.The utility model scroll compression machine oil loop structure, the structure to main shaft is improved, and alleviates compressor weight, change the oily endless form of compressor, the whole oil circulation of compressor is realized, movable orbiting scroll, fixed scroll complete cycle is lubricated, the service life of compressor is improve.
Description
Technical field
The utility model is related to a kind of scroll compression machine oil loop structure.
Background technology
From Fig. 1 to Fig. 2, the driving movable orbiting scroll 5 of main shaft 2 of screw compressor does around the basic circle center of fixed scroll 6 and has enough to meet the need,
Turnover radius is the radius of gyration that movable orbiting scroll 5 can be engaged with the scroll wrap of fixed scroll 6.Existing screw compressor, low pressure gas
Body is sucked into the compression chamber between movable orbiting scroll 5 and fixed scroll 6 by air inlet, and fixed scroll 6 and the operating of movable orbiting scroll 5 carry out gas pressure
Contracting, final high pressure oil-containing gases enter bonnet 7 by the fixed scroll exhaust outlet 62 of fixed scroll 6, and the gs-oil separator of bonnet 7 is by oil gas
Separate, gases at high pressure are discharged through bonnet exhaust outlet, the oil isolated is through quiet disk capillary 61 press-in cylinder body shoe cream room 3, cylinder body storage
Bonnet 7 is flowed back to further through quiet disk spill port 63 after the oil of oil pocket 3 is full, so, the oil of compressor operating chamber side (whirlpool disk side) is obtained
Constantly circulation.Therefore, the cylinder body oil circulation passage 11 of the end of cylinder body 1 includes that the circulation import 15 of cylinder body oil and cylinder body oil are recycled
Mouth 16, cylinder body oil circulation import 15 is connected with quiet disk capillary 61, and cylinder body oil loop exit 16 is connected with quiet disk spill port 63
It is logical.
In the oil circulation process of such screw compressor, the oily circulation of the whirlpool disk side of compressor is only realized, and
It is affected by gravity, oil is deposited on below compressor horizontal central line all the time, the part that whirlpool disk is in more than horizontal central line can not be fine
Ground lubrication, the life-span to compressor causes very big influence.
Utility model content
It is deposited on the technical problem below compressor horizontal central line all the time for the oil for solving existing screw compressor, there is provided
A kind of scroll compression machine oil loop structure.
The utility model provides a kind of scroll compression machine oil loop structure, and it includes cylinder body and the master positioned at cylinder interior
Axle, the space between cylinder body and main shaft forms cylinder body shoe cream room, and the inside of main shaft is provided with the centre bore for axially extending, centre bore
End be connected with cylinder body shoe cream room by oil guiding hole, at least one is additionally provided with the side face of centre bore and extends to the outer of main shaft
The nozzle opening in portion.
Enter centre bore through oil guiding hole after the full oil of cylinder body shoe cream room storage, when compressor runs well, main shaft rotates at a high speed,
Oil in centre bore can uniformly throw away from nozzle opening into mist of oil shape, and mist of oil is inhaled into fixed scroll with dynamic whirlpool together with low-pressure gas again
Compression chamber between disk is discharged after being compressed, and so realizes the whole oil circulation of compressor, makes fixed scroll oil return uniform, quiet whirlpool
Disk, the complete cycle of movable orbiting scroll are obtained for effectively lubricating, reduce the failure of compressor, extend the life-span of compressor.Main shaft sets
There is centre bore, the hollow design of main shaft while the intensity of main shaft is ensured, mitigates the weight of main shaft as far as possible.
Preferably, screw compressor also includes the excentric sleeve of the end for being enclosed within main shaft, and oil guiding hole connects with cylinder body shoe cream room
Logical one end is cased with the end of excentric sleeve positioned at main shaft.The Position Design of oil guiding hole, it is ensured that fixed scroll oil return is uniform, quiet whirlpool
Disk, the complete cycle of movable orbiting scroll are obtained for effectively lubricating.
Further preferably, screw compressor also include the movable orbiting scroll being enclosed within excentric sleeve, be fixed in cylinder body and with
Fixed scroll, the bonnet positioned at the end of cylinder body that movable orbiting scroll coordinates, bonnet are provided with bonnet shoe cream room, cylinder towards the one side of fixed scroll
Dignity is provided with cylinder body oil circulation passage to the one side of fixed scroll, and fixed scroll is provided with quiet disk capillary, and quiet disk capillary is by bonnet
Shoe cream room is connected with cylinder body oil circulation passage, and cylinder body oil circulation passage is connected with cylinder body shoe cream room.In bonnet shoe cream room
Oil enters center after the full oil of cylinder body shoe cream room storage through quiet disk capillary, cylinder body oil circulation passage to cylinder body shoe cream room through oil guiding hole
Hole, when compressor runs well, main shaft rotates at a high speed, and the oil in centre bore can uniformly throw away from nozzle opening into mist of oil shape, oil
The compression chamber that mist is inhaled between fixed scroll and movable orbiting scroll together with low-pressure gas again is discharged after being compressed.
Further preferably, cylinder body oil circulation passage includes being directly connected to the major cycle of quiet disk capillary and cylinder body shoe cream room
Annular balance groove that passage is connected with major cycle passage and multiple branch lines that annular balance groove is connected with cylinder body shoe cream room
Circulation canal, annular balance groove surrounds annular around the circumference of main shaft, and multiple branch line circulation canals are around the circumferentially distributed of main shaft.Except
Outside major cycle passage, circumferentially distributed annular balance groove, the branch line circulation canal around main shaft are additionally provided with, make oil from around many of main shaft
Individual direction enters cylinder body shoe cream room.
Further preferably, gs-oil separator is provided with bonnet, after cover and be provided with bonnet exhaust outlet, gs-oil separator with it is quiet
The fixed scroll exhaust outlet of whirlpool disk is connected, and the escaping pipe of gs-oil separator is communicated with the outside by bonnet exhaust outlet, oil gas point
Oil return pipe from device is connected with bonnet shoe cream room.Gases at high pressure after separation are discharged through bonnet exhaust outlet, and the oil isolated
It is back in cylinder body shoe cream room through bonnet shoe cream room, quiet disk capillary, cylinder body oil circulation passage, realizes recycling for oil.
Preferably, the two ends of main shaft are cased with fore bearing and rear bearing, and fore bearing is provided with one end of oil guiding hole positioned at main shaft, preceding
By main shaft support in cylinder body, the middle part of main shaft is also cased with rotor for bearing, rear bearing, nozzle opening be located at rotor and fore bearing it
Between.The oil circulation of above-mentioned screw compressor has been not limited to working chamber, by the selection of the position of nozzle opening, realizes big region
Oil circulation,
Preferably, nozzle opening radially extending along main shaft, it is ensured that fixed scroll oil return is uniform, fixed scroll, movable orbiting scroll it is whole
Week is obtained for effectively lubricating.
Preferably, the diameter >=0.2mm of nozzle opening, it is ensured that fixed scroll oil return is uniform, fixed scroll, movable orbiting scroll complete cycle all
Effectively lubricating is obtained.
Preferably, oil guiding hole is along the axially extending of main shaft, it is ensured that fixed scroll oil return is uniform, fixed scroll, movable orbiting scroll it is whole
Week is obtained for effectively lubricating.
On the basis of common sense in the field is met, above-mentioned each optimum condition can be combined, obtain final product the utility model it is each compared with
Good example.
Positive effect of the present utility model is：
The utility model scroll compression machine oil loop structure, the structure to main shaft is improved, and alleviates weight of compressor
Amount, changes the oily endless form of compressor, realizes the whole oil circulation of compressor, lubricates movable orbiting scroll, fixed scroll complete cycle, carries
The service life of compressor high.
Brief description of the drawings
Fig. 1 is the structural representation of existing scroll compression machine oil loop structure.
Fig. 2 is the left view after removal bonnet, movable orbiting scroll and the fixed scroll of the scroll compression machine oil loop structure shown in Fig. 1
Figure.
Fig. 3 is the structural representation of the utility model scroll compression machine oil loop structure.
Fig. 4 is the left view after removal bonnet, movable orbiting scroll and the fixed scroll of the scroll compression machine oil loop structure shown in Fig. 3
Figure.
Fig. 5 is the structural representation of the main shaft of the scroll compression machine oil loop structure shown in Fig. 3.
Fig. 6 is the left view of the main shaft of the scroll compression machine oil loop structure shown in Fig. 5.
Fig. 7 is the A-A of the main shaft of the scroll compression machine oil loop structure shown in Fig. 6 to sectional view.
Fig. 8 is the B-B direction sectional view of the main shaft of the scroll compression machine oil loop structure shown in Fig. 5.
Description of reference numerals
1 cylinder body
11 cylinder body oil circulation passages
12 major cycle passages
13 annular balance grooves
14 branch line circulation canals
The oil circulation import of 15 cylinder bodies
16 cylinder bodies oil loop exit
2 main shafts
21 centre bores
22 oil guiding holes
23 nozzle openings
3 cylinder body shoe cream rooms
4 excentric sleeves
5 movable orbiting scrolls
6 fixed scrolls
61 quiet disk capillaries
62 fixed scroll exhaust outlets
63 quiet disk spill ports
7 bonnets
71 bonnet shoe cream rooms
8 fore bearings
Bearing after 9
10 rotors
20 stators
Specific embodiment
The utility model is further illustrated below by the mode of embodiment, but is not therefore limited in the utility model
Among described scope of embodiments.
As shown in Figures 3 to 8, the utility model provides a kind of scroll compression machine oil loop structure, and it includes cylinder body 1 and position
Main shaft 2 inside cylinder body 1, the space between cylinder body 1 and main shaft 2 forms cylinder body shoe cream room 3, and the inside of main shaft 2 is provided with along axle
To the centre bore 21 for extending, the end of centre bore 21 is connected by oil guiding hole 22 with cylinder body shoe cream room 3, the side face of centre bore 21
On be additionally provided with the nozzle opening 23 of at least one outside for extending to main shaft 2.
Enter centre bore 21 through oil guiding hole 22 after the full oil of the storage of cylinder body shoe cream room 3, when compressor runs well, main shaft 2 is high
Speed rotation, the oil in centre bore 21 can uniformly throw away from 23 one-tenth mist of oil shapes of nozzle opening, and mist of oil is inhaled into together with low-pressure gas again
Compression chamber between fixed scroll 6 and movable orbiting scroll 5 is discharged after being compressed, and so realizes the whole oil circulation of compressor, makes quiet whirlpool
The oil return of disk 6 is uniform, and fixed scroll 6, the complete cycle of movable orbiting scroll 5 are obtained for effectively lubricating, reduce the failure of compressor, extend pressure
The life-span of contracting machine.Main shaft 2 is provided with centre bore 21, and the hollow design of main shaft 2 while the intensity of main shaft 2 is ensured, mitigates as far as possible
The weight of main shaft 2.
To ensure that the oil return of fixed scroll 6 is uniform, fixed scroll 6, the complete cycle of movable orbiting scroll 5 are obtained for effectively lubricating, nozzle opening 23
It is preferably designed as radially extending along main shaft 2, the diameter of nozzle opening 23 is best >=0.2mm, oil guiding hole 22 is preferably designed as along master
Axle 2 it is axially extending.As shown in Fig. 7 to Fig. 8, the quantity of nozzle opening 23 is four, on the same sagittal plane of main shaft 2,
It is uniformly distributed along the circumference of main shaft 2.
As shown in figure 3, the two ends of main shaft 2 are cased with fore bearing 8 and rear bearing 9, fore bearing 8 is provided with oil guiding hole positioned at main shaft 2
Be supported on main shaft 2 in cylinder body 1 by 22 one end, fore bearing 8, rear bearing 9, and the middle part of main shaft 2 is also cased with and the cooperation of stator 20
Rotor 10, nozzle opening 23 is located between rotor 10 and fore bearing 8.It can be seen that, the oil of screw compressor described in the utility model is followed
Ring has been not limited to working chamber (whirlpool disk side), by the selection of the position of nozzle opening 23, realizes the oil circulation in big region, such as schemes
Nozzle opening 23 shown in 3 is located between rotor 10 and fore bearing 8, can also actually be set in other positions according to actual needs
Nozzle opening 23 is put, the oil circulation of the whole machine of large area is realized.
As shown in figure 3, screw compressor also includes the excentric sleeve 4 of the end for being enclosed within main shaft 2, oil guiding hole 22 is stored up with cylinder body
One end of the connection of oil pocket 3 is located at the end that main shaft 2 is cased with excentric sleeve 4.The Position Design of oil guiding hole 22, it is ensured that fixed scroll 6
Oil return is uniform, and fixed scroll 6, the complete cycle of movable orbiting scroll 5 are obtained for effectively lubricating.
Screw compressor also includes the movable orbiting scroll 5 being enclosed within excentric sleeve 4, is fixed in cylinder body 1 and coordinates with movable orbiting scroll 5
Fixed scroll 6, the bonnet 7 positioned at the end of cylinder body 1, bonnet 7 is provided with bonnet shoe cream room 71, cylinder body 1 towards the one side of fixed scroll 6
One side towards fixed scroll 6 is provided with cylinder body oil circulation passage 11, and fixed scroll 6 is provided with quiet disk capillary 61, quiet disk capillary 61
Bonnet shoe cream room 71 is connected with cylinder body oil circulation passage 11, cylinder body oil circulation passage 11 is connected with cylinder body shoe cream room 3.
Oil in bonnet shoe cream room 71 is through quiet disk capillary 61, cylinder body oil circulation passage 11 to cylinder body shoe cream room 3, cylinder body storage
Enter centre bore 21 through oil guiding hole 22 after the full oil of the storage of oil pocket 3, when compressor runs well, main shaft 2 rotates at a high speed, centre bore 21
In oil can uniformly be thrown away from 23 one-tenth mist of oil shapes of nozzle opening, mist of oil is inhaled into fixed scroll 6 and movable orbiting scroll 5 together with low-pressure gas again
Between compression chamber be compressed after discharge.
As shown in figure 4, cylinder body oil circulation passage 11 includes being directly connected to quiet disk capillary 61 and the master of cylinder body shoe cream room 3 follows
Annular balance groove 13 and annular balance groove 13 is connected with cylinder body shoe cream room 3 that ring passage 12 is connected with major cycle passage 12
Logical multiple branch line circulation canals 14, annular balance groove 13 surrounds annular around the circumference of main shaft 2, multiple branch line circulation canals 14 around
Main shaft 2 it is circumferentially distributed.In addition to major cycle passage 12, the circumferentially distributed annular balance groove 13, branch line around main shaft 2 is additionally provided with
Circulation canal 14, makes oil enter cylinder body shoe cream room 3 from the multiple directions around main shaft 2.
As shown in figure 3, be provided with gs-oil separator in bonnet 7, bonnet 7 is provided with bonnet exhaust outlet, gs-oil separator with it is quiet
The fixed scroll exhaust outlet 62 of whirlpool disk 6 is connected, and the escaping pipe of gs-oil separator is communicated with the outside by bonnet exhaust outlet, oil gas
The oil return pipe of separator is connected with bonnet shoe cream room 71.High pressure oil-containing gases after being compressed through fixed scroll 6, movable orbiting scroll 5, by quiet
The fixed scroll exhaust outlet 62 of whirlpool disk 6 enters gs-oil separator, and the gases at high pressure after separation are discharged through bonnet exhaust outlet, and are isolated
Oil be back in cylinder body shoe cream room 3 through bonnet shoe cream room 71, quiet disk capillary 61, cylinder body oil circulation passage 11, realize oil
Recycle.
In sum, the utility model scroll compression machine oil loop structure, the structure to main shaft is improved, alleviated
Compressor weight, changes the oily endless form of compressor, realizes the whole oil circulation of compressor, makes movable orbiting scroll, fixed scroll whole
Week lubricates, and improves the service life of compressor.
The utility model is not limited to above-mentioned implementation method, no matter making any change in its shape or structure, all falls within
Within protection domain of the present utility model.Protection domain of the present utility model is defined by the appended claims, this area
Technical staff on the premise of without departing substantially from principle of the present utility model and essence, various changes can be made to these implementation methods
More or modification, but these change and modification each fall within protection domain of the present utility model.
Claims (9)
1. a kind of scroll compression machine oil loop structure, it includes cylinder body (1) and positioned at the internal main shaft (2) of the cylinder body (1), institute
The space stated between cylinder body (1) and the main shaft (2) forms cylinder body shoe cream room (3), it is characterised in that：The main shaft (2) it is interior
Portion is provided with the centre bore (21) for axially extending, and the end of the centre bore (21) passes through oil guiding hole (22) and the cylinder body oil storage
Chamber (3) is connected, and the oil spout of at least one outside for extending to the main shaft (2) is additionally provided with the side face of the centre bore (21)
Hole (23).
2. scroll compression machine oil loop structure according to claim 1, it is characterised in that：The oily loop structure also includes
Be enclosed within the excentric sleeve (4) of the end of the main shaft (2), the oil guiding hole (22) connected with the cylinder body shoe cream room (3) one
End is cased with the end of the excentric sleeve (4) positioned at the main shaft (2).
3. scroll compression machine oil loop structure according to claim 2, it is characterised in that：The oily loop structure also includes
The movable orbiting scroll (5) that is enclosed within the excentric sleeve (4), it is fixed in the cylinder body (1) and quiet with what the movable orbiting scroll (5) coordinated
Whirlpool disk (6), the bonnet (7) positioned at the end of the cylinder body (1), the bonnet (7) are provided with towards the one side of the fixed scroll (6)
Bonnet shoe cream room (71), the cylinder body (1) is provided with cylinder body oil circulation passage (11) towards the one side of the fixed scroll (6), described
Fixed scroll (6) is provided with quiet disk capillary (61), and the quiet disk capillary (61) is by the bonnet shoe cream room (71) and the cylinder
Body oil circulation passage (11) is connected, and the cylinder body oil circulation passage (11) is connected with the cylinder body shoe cream room (3).
4. scroll compression machine oil loop structure according to claim 3, it is characterised in that：The cylinder body oil circulation passage
(11) including being directly connected to the major cycle passage (12) of the quiet disk capillary (61) and the cylinder body shoe cream room (3) and described
Annular balance groove (13) that major cycle passage (12) is connected and by the annular balance groove (13) and the cylinder body shoe cream room (3)
The multiple branch line circulation canals (14) being connected, the annular balance groove (13) surrounds annular around the circumference of the main shaft (2), many
The individual branch line circulation canal (14) is around the circumferentially distributed of the main shaft (2).
5. scroll compression machine oil loop structure according to claim 3, it is characterised in that：Oil is provided with the bonnet (7)
Gas separating device, the bonnet (7) is provided with bonnet exhaust outlet, and the gs-oil separator is arranged with the fixed scroll of the fixed scroll (6)
Gas port (62) is connected, and the escaping pipe of the gs-oil separator is communicated with the outside by the bonnet exhaust outlet, the oil gas
The oil return pipe of separator is connected with the bonnet shoe cream room (71).
6. scroll compression machine oil loop structure according to claim 1, it is characterised in that：The two ends set of the main shaft (2)
There are fore bearing (8) and rear bearing (9), the fore bearing (8) is provided with one end of the oil guiding hole (22) positioned at the main shaft (2),
Be supported on the main shaft (2) in the cylinder body (1) by the fore bearing (8), rear bearing (9), and the middle part of the main shaft (2) also covers
There is rotor (10), the nozzle opening (23) is between the rotor (10) and the fore bearing (8).
7. the scroll compression machine oil loop structure according to any one of claim 1 to 6, it is characterised in that：The nozzle opening
(23) radially extending along the main shaft (2).
8. the scroll compression machine oil loop structure according to any one of claim 1 to 6, it is characterised in that：The nozzle opening
(23) diameter >=0.2mm.
9. the scroll compression machine oil loop structure according to any one of claim 1 to 6, it is characterised in that：The oil guiding hole
(22) along the axially extending of the main shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621238001.0U CN206234122U (en) | 2016-11-18 | 2016-11-18 | Scroll compression machine oil loop structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621238001.0U CN206234122U (en) | 2016-11-18 | 2016-11-18 | Scroll compression machine oil loop structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206234122U true CN206234122U (en) | 2017-06-09 |
Family
ID=58990296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621238001.0U Active CN206234122U (en) | 2016-11-18 | 2016-11-18 | Scroll compression machine oil loop structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206234122U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575386A (en) * | 2017-09-27 | 2018-01-12 | 江苏成科新能源有限公司 | A kind of vortex type automobile air conditioner compressor |
| CN108180142A (en) * | 2018-01-23 | 2018-06-19 | 海宁鼎合工程技术开发有限公司 | A kind of quiet dish structure of environmental protection silent type vortex air compressor |
| CN109296537A (en) * | 2017-07-21 | 2019-02-01 | 曼德电子电器有限公司 | Shaft and compressor |
| WO2020248578A1 (en) * | 2019-06-10 | 2020-12-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor, vehicle air conditioner and vehicle |
| CN113586451A (en) * | 2021-08-27 | 2021-11-02 | 靖江佳尔福科技有限公司 | Main shaft for scroll compressor and scroll compressor with same |
-
2016
- 2016-11-18 CN CN201621238001.0U patent/CN206234122U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296537A (en) * | 2017-07-21 | 2019-02-01 | 曼德电子电器有限公司 | Shaft and compressor |
| CN107575386A (en) * | 2017-09-27 | 2018-01-12 | 江苏成科新能源有限公司 | A kind of vortex type automobile air conditioner compressor |
| CN108180142A (en) * | 2018-01-23 | 2018-06-19 | 海宁鼎合工程技术开发有限公司 | A kind of quiet dish structure of environmental protection silent type vortex air compressor |
| WO2020248578A1 (en) * | 2019-06-10 | 2020-12-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Scroll compressor, vehicle air conditioner and vehicle |
| EP3926171A4 (en) * | 2019-06-10 | 2022-04-27 | Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai | Scroll compressor, vehicle air conditioner and vehicle |
| US11982271B2 (en) | 2019-06-10 | 2024-05-14 | Gree Green Refrigeration Technology Center Co., Ltd. Of Zhuhai | Scroll compressor, vehicle air conditioner and vehicle |
| CN113586451A (en) * | 2021-08-27 | 2021-11-02 | 靖江佳尔福科技有限公司 | Main shaft for scroll compressor and scroll compressor with same |
| CN113586451B (en) * | 2021-08-27 | 2023-08-04 | 靖江佳尔福科技有限公司 | Main shaft for scroll compressor and scroll compressor with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 201815 No. 220, new Dian Road, North Development Zone, Jiading District, Shanghai Patentee after: Shanghai Guangyu Automotive Air Conditioning Compressor Co., Ltd. Address before: 201807 No. 220, new Dian Road, North Development Zone, Jiading District, Shanghai Patentee before: SHANGHAI GUANGYU AUTOMOBILE AIR CONDITIONING COMPRESSOR CO., LTD. |