CN201771775U - Negative pressure oil gas supply component of horizontal type scroll compressor - Google Patents
Negative pressure oil gas supply component of horizontal type scroll compressor Download PDFInfo
- Publication number
- CN201771775U CN201771775U CN2010202436224U CN201020243622U CN201771775U CN 201771775 U CN201771775 U CN 201771775U CN 2010202436224 U CN2010202436224 U CN 2010202436224U CN 201020243622 U CN201020243622 U CN 201020243622U CN 201771775 U CN201771775 U CN 201771775U
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- bearing
- eccentric crankshaft
- oil
- oil gas
- back cover
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Abstract
The utility model relates to a negative pressure oil gas supply component of a horizontal type scroll compressor, which comprises a static eddy disc, a dynamic eddy disc, a roller pin bearing, a shaft sleeve, a cross-shaped slip ring, a bracket, a main rolling bearing, an eccentric crankshaft, a motor, an auxiliary bearing, a front shell and a rear shell, wherein a gas compression volume cavity is formed by the static eddy disc and the dynamic eddy disc; the roller pin bearing and the cross-shaped slip ring are arranged on the bracket; the main rolling bearing is positioned at one end of the eccentric crankshaft, and the auxiliary bearing is arranged at the other end of the eccentric crankshaft; a closed space is formed by connecting the front shell and the rear shell; the compressor is arranged in the closed space; the eccentric crankshaft is provided with a combined oil gas through hole which is formed by a large oil gas hole pipeline and a small oil gas hole pipeline that are connected with each other; the small oil gas hole pipeline is connected with the gas compression volume cavity; and the large oil gas hole pipeline is internally provided with a pump piece and is connected with the auxiliary bearing. Compared with the prior art, the negative pressure oil gas supply component has the advantages of good oil supply and lubrication effects and the like.
Description
Technical field
The utility model relates to compressor, especially relates to a kind of horizontal type scroll compressor negative pressure fuel feeding pneumatic module.
Background technique
The existing horizontal type scroll compressor that adopts the low back-pressure structure scheme of enclosure interior, the fuel feeding of its friction pair is a very big problem.Present existing solution has and adopts oil mist lubrication, also have adopt that relief opening is provided with that oil separator collects behind the lubricant oil that step-down again refluxes or the like.Oil mist lubrication is restricted by operating conditions and rotating speed, be difficult to guarantee to stablize fuel feeding, and fuel delivery is less than normal; Oil mist lubrication also has requirement to gas flow route and flowing velocity in addition, if gas flow rate is slow excessively, then the circulation of lubricant oil also is affected, and frictional heating and abrasive dust can not in time be taken out of, may cause the friction pair Problem of Failure.And the relief opening oil separator is collected back step-down backflow case in order to guarantee timely oil return, and oil content in the refrigerant is had relatively high expectations, and therefore needs specialized structure to increase air-breathing middle oil content; If in addition to air-breathing direct oil return, then design and badly not only can cause performance loss, also can cause problems such as air-breathing heating.
Summary of the invention
The purpose of this utility model is exactly the horizontal type scroll compressor negative pressure fuel feeding pneumatic module that a kind of fuel feeding and high lubricating effect are provided for the defective that overcomes above-mentioned prior art existence.
The purpose of this utility model can be achieved through the following technical solutions: a kind of horizontal type scroll compressor negative pressure fuel feeding pneumatic module, this assembly comprises quiet whirlpool dish, movable orbiting scroll, needle bearing, axle sleeve, the cross slip ring, support, main rolling bearing, eccentric crankshaft, motor, supplementary bearing, fore shell and back cover, described quiet whirlpool dish and movable orbiting scroll are formed the gas compression cavity volume, described needle bearing and cross slip ring are arranged on the support, described axle sleeve is set on the needle bearing, described main rolling bearing is arranged on eccentric crankshaft one end, supplementary bearing is arranged on the eccentric crankshaft the other end, described motor connects eccentric crankshaft, described fore shell and back cover connect and compose confined space, compressor is arranged in this space, constitute low-pressure cavity between back cover and the motor, it is characterized in that, offer combination oil gas through hole on the described eccentric crankshaft, this combination oil gas through hole is made up of interconnective big oil-gas hole pipeline and little oil-gas hole pipeline, described little oil-gas hole pipeline connects the gas compression cavity volume, be provided with the pump sheet in the described big oil-gas hole pipeline, big oil-gas hole pipeline auxiliary connection bearing.
The outer ring interference of described supplementary bearing is pressed in the back cover protruding ring, and inner ring and eccentric crankshaft head transition fit are provided with.
Described supplementary bearing connects low-pressure cavity by the through hole that is arranged on the back cover projection.
Described supplementary bearing is the single face stuffing box bearing, and supplementary bearing connects oil sump by the fuel sucking pipe that is arranged on the back cover projection.
Compared with prior art, the utility model is strengthened the design of mist of oil loop structure, has improved present horizontal type scroll compressor fuel feeding problem, has solved the lubrication problem of present horizontal type scroll compressor sliding friction pair.
Description of drawings
Fig. 1 is the structural representation of automobile-used scroll compressor;
Fig. 2 is the structural representation of the automobile-used scroll compressor of the utility model band mist of oil loop structure;
Fig. 3 is the structural representation of the automobile-used scroll compressor of the another kind of band of the utility model mist of oil loop structure.
Among Fig. 1: 0-low-pressure cavity, the quiet whirlpool of 1-dish, 2-movable orbiting scroll, 3-needle bearing, 4-axle sleeve, 5-cross slip ring, the 6-support, 7-master's rolling bearing, 8-eccentric crankshaft, 9-motor, 10-supplementary bearing, 11-fore shell, the 12-back cover, 13-through hole, 14-pump sheet, 15-combination oil gas through hole, 16-cavity, 17-fuel sucking pipe.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Shown in Fig. 1-2, a kind of horizontal type scroll compressor negative pressure fuel feeding pneumatic module, this assembly comprises quiet whirlpool dish 1, movable orbiting scroll 2, needle bearing 3, axle sleeve 4, cross slip ring 5, support 6, main rolling bearing 7, eccentric crankshaft 8, motor 9, supplementary bearing 10, fore shell 11 and back cover 12, described quiet whirlpool dish 1 and movable orbiting scroll 2 are formed the gas compression cavity volume, quiet whirlpool dish 1 and movable orbiting scroll 2 and support 6, needle bearing 3, cross slip ring 4 is installed together, described needle bearing 3 and cross slip ring 5 are arranged on the support 6, described axle sleeve 4 is set on the needle bearing 3, described main rolling bearing 7 is arranged on eccentric crankshaft 8 one ends, supplementary bearing 10 is arranged on eccentric crankshaft 8 the other ends, described motor 9 connects eccentric crankshaft 8, motor 9 drives eccentric crankshaft 8 and by axle sleeve 4 moment of torsion is passed to movable orbiting scroll 2 to overcome the resistance to compression pression square by needle bearing 3, eccentric crankshaft 8 parts are supported by main rolling bearing 7 and supplementary bearing 10, described fore shell 11 and back cover 12 connect and compose confined space, compressor is arranged in this space, total is by fore shell 11 and back cover 12 sealings, constitute low-pressure cavity between back cover 12 and the motor 9, offer combination oil gas through hole 15 on the described eccentric crankshaft 8, this combination oil gas through hole 15 is made up of interconnective big oil-gas hole pipeline and little oil-gas hole pipeline, described little oil-gas hole pipeline connects the gas compression cavity volume, be provided with pump sheet 14 in the described big oil-gas hole pipeline, big oil-gas hole pipeline auxiliary connection bearing 10, the outer ring interference of supplementary bearing 10 is pressed in back cover 12 protruding rings, inner ring and eccentric crankshaft 8 head transition fit are provided with, and supplementary bearing 10 connects low-pressure cavity by the through hole 13 that is arranged on back cover 12 projectioies.
As Fig. 1, shown in 3, a kind of horizontal type scroll compressor negative pressure fuel feeding pneumatic module, this assembly comprises quiet whirlpool dish 1, movable orbiting scroll 2, needle bearing 3, axle sleeve 4, cross slip ring 5, support 6, main rolling bearing 7, eccentric crankshaft 8, motor 9, supplementary bearing 10, fore shell 11 and back cover 12, described quiet whirlpool dish 1 and movable orbiting scroll 2 are formed the gas compression cavity volume, quiet whirlpool dish 1 and movable orbiting scroll 2 and support 6, needle bearing 3, cross slip ring 4 is installed together, described needle bearing 3 and cross slip ring 5 are arranged on the support 6, described axle sleeve 4 is set on the needle bearing 3, described main rolling bearing 7 is arranged on eccentric crankshaft 8 one ends, supplementary bearing 10 is arranged on eccentric crankshaft 8 the other ends, described motor 9 connects eccentric crankshaft 8, motor 9 drives eccentric crankshaft 8 and by axle sleeve 4 moment of torsion is passed to movable orbiting scroll 2 to overcome the resistance to compression pression square by needle bearing 3, eccentric crankshaft 8 parts are supported by main rolling bearing 7 and supplementary bearing 10, described fore shell 11 and back cover 12 connect and compose confined space, compressor is arranged in this space, total is by fore shell 11 and back cover 12 sealings, constitute low-pressure cavity between back cover 12 and the motor 9, offer combination oil gas through hole 15 on the described eccentric crankshaft 8, this combination oil gas through hole 15 is made up of interconnective big oil-gas hole pipeline and little oil-gas hole pipeline, described little oil-gas hole pipeline connects the gas compression cavity volume, be provided with pump sheet 14 in the described big oil-gas hole pipeline, big oil-gas hole pipeline auxiliary connection bearing 10, the outer ring interference of supplementary bearing 10 is pressed in back cover 12 protruding rings, inner ring and eccentric crankshaft 8 head transition fit are provided with, supplementary bearing 10 is the single face stuffing box bearing, and supplementary bearing 10 connects oil sump by the fuel sucking pipe 17 that is arranged on back cover 12 projectioies.
Select supplementary bearing 10 to be adopted as the single face stuffing box bearing, supplementary bearing 10 outer ring interference are pressed in back cover 12 protruding rings, and inner ring and eccentric crankshaft 8 head transition fit are installed, and so just form an enclosed cavity; Offer combination oil gas through hole 15 on eccentric crankshaft 8, pump sheet 14 is installed in the big oil-gas hole pipeline in eccentric crankshaft 8 ends, fuel sucking pipe 17 is installed in back cover 12 protruding ring bottoms, fuel sucking pipe 17 openings are in the pasta bottom.When compressor operation, drive the eccentric crankshaft rotation like this, pump sheet 14 is extracted gas out, and less than external pressure, under differential pressure action, lubricant oil will enter by combination oil gas through hole 15 on fuel sucking pipe 17 and the eccentric crankshaft needs the lubricant housings in the enclosed cavity internal pressure.
Claims (4)
1. horizontal type scroll compressor negative pressure fuel feeding pneumatic module, this assembly comprises quiet whirlpool dish, movable orbiting scroll, needle bearing, axle sleeve, the cross slip ring, support, main rolling bearing, eccentric crankshaft, motor, supplementary bearing, fore shell and back cover, described quiet whirlpool dish and movable orbiting scroll are formed the gas compression cavity volume, described needle bearing and cross slip ring are arranged on the support, described axle sleeve is set on the needle bearing, described main rolling bearing is arranged on eccentric crankshaft one end, supplementary bearing is arranged on the eccentric crankshaft the other end, described motor connects eccentric crankshaft, described fore shell and back cover connect and compose confined space, compressor is arranged in this space, constitute low-pressure cavity between back cover and the motor, it is characterized in that, offer combination oil gas through hole on the described eccentric crankshaft, this combination oil gas through hole is made up of interconnective big oil-gas hole pipeline and little oil-gas hole pipeline, described little oil-gas hole pipeline connects the gas compression cavity volume, be provided with the pump sheet in the described big oil-gas hole pipeline, big oil-gas hole pipeline auxiliary connection bearing.
2. a kind of horizontal type scroll compressor negative pressure fuel feeding pneumatic module according to claim 1 is characterized in that the outer ring interference of described supplementary bearing is pressed in the back cover protruding ring, and inner ring and eccentric crankshaft head transition fit are provided with.
3. a kind of horizontal type scroll compressor negative pressure fuel feeding pneumatic module according to claim 2 is characterized in that, described supplementary bearing connects low-pressure cavity by the through hole that is arranged on the back cover projection.
4. a kind of horizontal type scroll compressor negative pressure fuel feeding pneumatic module according to claim 2 is characterized in that described supplementary bearing is the single face stuffing box bearing, and supplementary bearing connects oil sump by the fuel sucking pipe that is arranged on the back cover projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202436224U CN201771775U (en) | 2010-06-29 | 2010-06-29 | Negative pressure oil gas supply component of horizontal type scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202436224U CN201771775U (en) | 2010-06-29 | 2010-06-29 | Negative pressure oil gas supply component of horizontal type scroll compressor |
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| Publication Number | Publication Date |
|---|---|
| CN201771775U true CN201771775U (en) | 2011-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202436224U Expired - Lifetime CN201771775U (en) | 2010-06-29 | 2010-06-29 | Negative pressure oil gas supply component of horizontal type scroll compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201771775U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200126A (en) * | 2011-06-24 | 2011-09-28 | 大连三洋压缩机有限公司 | Horizontal-type vortex compressor |
| CN103511272A (en) * | 2012-06-18 | 2014-01-15 | 乐金电子(天津)电器有限公司 | Scroll compressor lower bearing supporting structure |
| CN105526173A (en) * | 2016-01-26 | 2016-04-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor compressor |
| CN106593866A (en) * | 2017-01-19 | 2017-04-26 | 珠海凌达压缩机有限公司 | Scroll compressor and electric vehicle |
| WO2017113341A1 (en) * | 2015-12-31 | 2017-07-06 | 安徽大富重工机械有限公司 | Scroll compressor, air conditioner, and automobile |
-
2010
- 2010-06-29 CN CN2010202436224U patent/CN201771775U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102200126A (en) * | 2011-06-24 | 2011-09-28 | 大连三洋压缩机有限公司 | Horizontal-type vortex compressor |
| CN102200126B (en) * | 2011-06-24 | 2012-12-26 | 大连三洋压缩机有限公司 | Horizontal-type vortex compressor |
| CN103511272A (en) * | 2012-06-18 | 2014-01-15 | 乐金电子(天津)电器有限公司 | Scroll compressor lower bearing supporting structure |
| WO2017113341A1 (en) * | 2015-12-31 | 2017-07-06 | 安徽大富重工机械有限公司 | Scroll compressor, air conditioner, and automobile |
| CN108700065A (en) * | 2015-12-31 | 2018-10-23 | 安徽大富重工机械有限公司 | Screw compressor, air-conditioning and automobile |
| CN105526173A (en) * | 2016-01-26 | 2016-04-27 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotor compressor |
| CN106593866A (en) * | 2017-01-19 | 2017-04-26 | 珠海凌达压缩机有限公司 | Scroll compressor and electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170714 Address after: 201206, Shanghai, Pudong New Area, China (Shanghai) free trade test area, Nanjing Road Bridge, No. 888, 2 blocks of A, 16 B and C District Patentee after: Shanghai Lixin Energy Technology Co. Ltd Address before: 201206 Jinqiao Road, Pudong Jinqiao Export Processing Zone, Shanghai, 1051 Patentee before: Rili Electric Appliance Co., Ltd., Shanghai |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110323 |