CN105257546A - Oil-gas separation system for oil injection screw vacuum pump - Google Patents
Oil-gas separation system for oil injection screw vacuum pump Download PDFInfo
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- CN105257546A CN105257546A CN201510565241.5A CN201510565241A CN105257546A CN 105257546 A CN105257546 A CN 105257546A CN 201510565241 A CN201510565241 A CN 201510565241A CN 105257546 A CN105257546 A CN 105257546A
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Abstract
The invention provides an oil-gas separation system for an oil injection screw vacuum pump. The problem of high equipment maintaining cost of a first-level fine separator used in an existing oil injection screw vacuum pump can be solved. The oil-gas separation system for the oil injection screw vacuum pump comprises a main machine of the oil injection screw vacuum pump and a fine separator and is characterized in that a rough separator is arranged between the main machine of the oil injection screw vacuum pump and the fine separator, and the oil injection screw vacuum pump, the rough separator and the fine separator are sequentially connected through exhausting coupling pipes.
Description
Technical field
The present invention relates to Oil-gas Separation technical field, particularly relate to the Oil-gas Separation technical field of exhaust end base of oil injection threaded bolt vacuum pump, be specially the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump.
Background technique
Mostly existing exhaust end base of oil injection threaded bolt vacuum pump is to adopt primary oil gas separating device, namely oil gas fine seperator is directly installed to realize Oil-gas Separation at exhaust end base of oil injection threaded bolt vacuum pump host backend, oil gas fine seperator is formed primarily of the assembling of cylindrical shell, end cap, oil-gas separating filter element and Sealing, the gas mixture of discharging from main frame tangentially enters in cylindrical shell along the cylindrical shell of oil gas fine seperator, gas mixture is at cylindrical shell inner impact cylinder inboard wall, obtain preliminary being separated through whirlwind and sedimentation, and then mixed oil and gas is again by discharging fine seperator after the adsorbing separation of oil-gas separating filter element; The wherein concrete vital effect of the effect of oil-gas separating filter element to Oil-gas Separation, the filter material of oil-gas separating filter element is primarily of filter paper and glass fibre composition, and the filter area of oil-gas separating filter element is the important parameter affecting filter core separating effect, the effect of the larger Oil-gas Separation of filter area is better under the same conditions.And with regard to existing exhaust end base of oil injection threaded bolt vacuum pump product, cylindrical shell due to the restriction fine seperator being subject to whole unit volume can not do very large, thus cause the collision of gas mixture in fine seperator, whirlwind, the separating effect of sedimentation is very limited, this just makes the filter area that must increase oil-gas separating filter element just can reach the oil gas separation of expection, also just cause the volume of oil-gas separating filter element larger, simultaneously in order to ensure that the oil-gas separating filter element in the effect fine seperator of Oil-gas Separation must regularly replace, this further causes the high problem of cost of equipment maintenance.
Summary of the invention
For the problems referred to above, the invention provides the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump, the problem that the cost of equipment maintenance that its one-level fine seperator that can solve the employing of existing exhaust end base of oil injection threaded bolt vacuum pump exists is high.
Its technological scheme is such:
For the oil and gas separating system of exhaust end base of oil injection threaded bolt vacuum pump, it comprises exhaust end base of oil injection threaded bolt vacuum pump main frame and fine seperator, it is characterized in that: between described exhaust end base of oil injection threaded bolt vacuum pump main frame and described fine seperator, be also provided with coarse separator, connect respectively by vent connection successively between described exhaust end base of oil injection threaded bolt vacuum pump, coarse separator, fine seperator.
Further, described coarse separator comprises coarse separator cylindrical shell, the two side ends of described coarse separator cylindrical shell is respectively arranged with rough segmentation suction port, rough segmentation relief opening, described coarse separator cylindrical shell is provided with fuel sucking pipe and rough segmentation fuel outlet, described fuel sucking pipe stretches into described coarse separator cylinder body bottom, described rough segmentation fuel outlet is arranged at the bottom of coarse separator cylindrical shell, described rough segmentation suction port is connected with the relief opening of described exhaust end base of oil injection threaded bolt vacuum pump by described vent connection, and described rough segmentation relief opening is connected with described fine seperator by described vent connection.
Further, described coarse separator cylindrical shell two side ends, one end is the rough segmentation exhaust port side be wholely set with described coarse separator cylindrical shell, the other end is by the rough segmentation suction port end of end bracket enclosed, described rough segmentation exhaust port side arranges described rough segmentation relief opening, and described rough segmentation suction port end is provided with described rough segmentation suction port.
Further, described coarse separator cylindrical shell has inlet port, described fuel sucking pipe stretches into the bottom of described coarse separator cylindrical shell by described inlet port, for the oily sucking-off by coarse separator cylinder body bottom.
Further, described rough segmentation suction port end is also provided with oil filler, pressure sensor interface, thermal switch interface and interface of the level gauge.
Further, described coarse separator cylindrical shell is also provided with relief valve connection, for mounting safety valve.
Further, described fine seperator comprises fine seperator cylindrical shell and oil-gas separating filter element, described oil-gas separating filter element is installed in described fine seperator cylindrical shell, the upper end of described fine seperator cylindrical shell is fixed with flat cover, described flat cover has essence point relief opening, the bottom of described oil-gas separating filter element is provided with return tube, described fine seperator cylindrical shell bottom surface is provided with essence point suction port and return opening, described return tube is passed down through described return opening, described fine seperator cylindrical shell is provided with essence point return opening.
Further, the bottom of described fine seperator cylindrical shell is also provided with a thermal switch interface.
Further, be connected by described vent connection between described rough segmentation relief opening with essence point suction port.
Beneficial effect of the present invention is: it arranges coarse separator between exhaust end base of oil injection threaded bolt vacuum pump and fine seperator, first first order Oil-gas Separation is carried out to the gas mixture that exhaust end base of oil injection threaded bolt vacuum pump is discharged by coarse separator, the oil content entered in the air-flow of coarse separator is significantly reduced, thus the requirement reduced oil-gas separating filter element in fine seperator, make the filter area of the oil-gas separating filter element in fine seperator, volume less, reduce equipment cost, also significantly reduce the replacement frequency of oil-gas separating filter element simultaneously, reduce maintenance cost further.
Accompanying drawing explanation
Fig. 1 is the structural representation of the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump of the present invention;
Fig. 2 is the schematic side view of Fig. 1;
Fig. 3 is the structural representation of the present invention for coarse separator in the oil and gas separating system of exhaust end base of oil injection threaded bolt vacuum pump;
Fig. 4 is the right TV structure schematic diagram of Fig. 3;
Fig. 5 is the structural representation of the present invention for fine seperator in the oil and gas separating system of exhaust end base of oil injection threaded bolt vacuum pump;
Fig. 6 is the schematic top plan view of Fig. 5;
Fig. 7 is that the A of Fig. 5 is to schematic diagram.
Embodiment
See Fig. 1 and Fig. 2, the present invention is used for the oil and gas separating system of exhaust end base of oil injection threaded bolt vacuum pump, it comprises exhaust end base of oil injection threaded bolt vacuum pump main frame 10 and fine seperator 30, between exhaust end base of oil injection threaded bolt vacuum pump main frame 10 and fine seperator 30, be also provided with coarse separator 20, connect respectively by vent connection 40 successively between exhaust end base of oil injection threaded bolt vacuum pump 10, coarse separator 20, fine seperator 30.
Wherein, coarse separator 20 comprises coarse separator cylindrical shell 21, see Fig. 3 and Fig. 4, the two side ends of coarse separator cylindrical shell 21 be respectively sealed by end cap 25 rough segmentation suction port end 22, with the rough segmentation exhaust port side 23 be wholely set of coarse separator cylindrical shell 21, wherein enclose 26 by O shape between end cap 25 and coarse separator cylindrical shell 21 and seal and fixed by bolt 27, pad 28; Rough segmentation suction port end 22 is provided with rough segmentation suction port 20-d, rough segmentation exhaust port side 23 is arranged rough segmentation relief opening 20-f, coarse separator cylindrical shell 21 is provided with fuel sucking pipe 24 and rough segmentation fuel outlet 20-g, fuel sucking pipe 24 stretches into the bottom of coarse separator cylindrical shell 21, for the oily sucking-off by the accumulation bottom coarse separator cylindrical shell 21; Rough segmentation fuel outlet 20-g is arranged at the bottom of coarse separator cylindrical shell 21, and rough segmentation suction port 20-d is connected with the relief opening of exhaust end base of oil injection threaded bolt vacuum pump 10 by vent connection 40, and rough segmentation relief opening 20-f is connected with fine seperator 30 by vent connection 40; Rough segmentation suction port end 22 is also provided with oil filler 20-c, pressure sensor interface 20-a, thermal switch interface 20-b and interface of the level gauge 20-e; Coarse separator cylindrical shell 21 is also provided with relief valve connection 20-h, for mounting safety valve door; Coarse separator cylindrical shell 21 has inlet port 20-i, fuel sucking pipe 24 stretches into the bottom of coarse separator cylindrical shell 21 by inlet port 20-i.In Fig. 3 and Fig. 4,29 is level meter, for observing the liquid level of the isolated pumping fluid accumulated in coarse separator cylindrical shell 21.
See Fig. 5, Fig. 6 and Fig. 7, fine seperator 30 comprises fine seperator cylindrical shell 31 and oil-gas separating filter element 32, oil-gas separating filter element 32 is installed in fine seperator cylindrical shell 31, the upper end of fine seperator cylindrical shell 31 is fixed with flat cover 33, by bolt 36 between flat cover 33 and fine seperator cylindrical shell 31, pad 37 seals to be installed, flat cover 33 has essence point relief opening 30-a, the bottom of oil-gas separating filter element 32 is by nut 38, packing ring 39 is provided with return tube 34, fine seperator cylindrical shell 31 bottom surface is provided with essence point suction port 30-c and return opening 30-d, return tube 34 is passed down through return opening 30-d, fine seperator cylindrical shell 31 is provided with essence point return opening 30-b1, 30-b2, the bottom of fine seperator cylindrical shell 31 is also provided with a thermal switch interface 30-e, be connected by vent connection 40 between rough segmentation relief opening 20-f with essence point suction port 30-c.In Fig. 5,35 is aluminium pad, and aluminium pad can make to form path between oil-gas separating filter element 32 and fine seperator cylindrical shell 31, plays the effect of being derived by the electrostatic that oil content filter core produces, prevents point of discharge fuel spray from causing the phenomenon of " flaming machine ".
Specifically describe working procedure of the present invention below: from exhaust end base of oil injection threaded bolt vacuum pump main frame 10 discharge fuel-air mixture via vent connection 40, rough segmentation suction port 20-d enters in coarse separator 20, after fuel-air mixture clashes into the inwall of coarse separator cylindrical shell 21, flow velocity reduces, the bottom of coarse separator cylindrical shell 21 is dropped down onto because flow velocity reduction makes part oil droplet, under self gravitation effect, sedimentation occur, thus the pumping fluid separated accumulates in the bottom in coarse separator cylindrical shell 21, by fuel sucking pipe 24, the pumping fluid separated is sent into unit after coarse separator cylindrical shell 21 sucking-off and respectively use oily position, and the fuel-air mixture after coarse separator 20 is separated is entered fine seperator 30 carried out secondary Oil-gas Separation by rough segmentation relief opening 20-f, vent connection 40, an essence point suction port 30-c again.
Claims (9)
1. for the oil and gas separating system of exhaust end base of oil injection threaded bolt vacuum pump, it comprises exhaust end base of oil injection threaded bolt vacuum pump main frame (10) and fine seperator (30), it is characterized in that: between described exhaust end base of oil injection threaded bolt vacuum pump main frame (10) and described fine seperator (30), be also provided with coarse separator (20), connect respectively by vent connection (40-1,40-2) successively between described exhaust end base of oil injection threaded bolt vacuum pump main frame (10), coarse separator (20), fine seperator (30).
2. the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump according to claim 1, it is characterized in that: described coarse separator (20) comprises coarse separator cylindrical shell (21), the two side ends of described coarse separator cylindrical shell (21) is respectively arranged with rough segmentation suction port (20-d), rough segmentation relief opening (20-f), described coarse separator cylindrical shell (21) is provided with fuel sucking pipe (24) and rough segmentation fuel outlet (20-g), described fuel sucking pipe (24) stretches into described coarse separator cylindrical shell (21) bottom, described rough segmentation fuel outlet (20-g) is arranged at the bottom of coarse separator cylindrical shell (21), described rough segmentation suction port (20-d) is connected by the relief opening of described vent connection (40-1) with described exhaust end base of oil injection threaded bolt vacuum pump main frame (10), described rough segmentation relief opening (20-f) is connected with described fine seperator (30) by described vent connection (40-2).
3. the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump according to claim 2, it is characterized in that: described coarse separator cylindrical shell (21) two side ends, one end is the rough segmentation exhaust port side (23) be wholely set with described coarse separator cylindrical shell (21), the rough segmentation suction port end (22) of the other end for being sealed by end cap (25), described rough segmentation exhaust port side (23) arranges described rough segmentation relief opening (20-f), and described rough segmentation suction port end (22) is provided with described rough segmentation suction port (20-d).
4. the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump according to claim 2, it is characterized in that: described coarse separator cylindrical shell (21) has inlet port (20-i), described fuel sucking pipe (24) stretches into the bottom of described coarse separator cylindrical shell (21) by described inlet port (20-i).
5. the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump according to claim 3, is characterized in that: the end cap (25) of described rough segmentation suction port end (22) is also provided with oil filler (20-c), pressure sensor interface (20-a), thermal switch interface (20-b) and interface of the level gauge (20-e1,20-e1).
6. the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump according to claim 3, is characterized in that: described coarse separator cylindrical shell (21) is also provided with relief valve connection (20-h).
7. the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump according to claim 2, it is characterized in that: described fine seperator (30) comprises fine seperator cylindrical shell (31) and oil-gas separating filter element (32), described oil-gas separating filter element (32) is installed in described fine seperator cylindrical shell (31), the upper end of described fine seperator cylindrical shell (31) is fixed with flat cover (33), described flat cover (33) has essence point relief opening (30-a), the bottom of described oil-gas separating filter element (32) is provided with return tube (34), described fine seperator cylindrical shell (31) bottom surface is provided with essence point suction port (30-c) and return opening (30-d), described return tube (34) is passed down through described return opening (30-d), described fine seperator cylindrical shell (31) is provided with essence point return opening (30-b1, 30-b2).
8. the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump according to claim 7, is characterized in that: the bottom of described fine seperator cylindrical shell (31) is also provided with a thermal switch interface (30-e).
9. the oil and gas separating system for exhaust end base of oil injection threaded bolt vacuum pump according to claim 7, is characterized in that: be connected by described vent connection (40-2) between described rough segmentation relief opening (20-f) with essence point suction port essence point suction port (30-c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510565241.5A CN105257546B (en) | 2015-09-08 | 2015-09-08 | For the oil and gas separating system of exhaust end base of oil injection threaded bolt vavuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510565241.5A CN105257546B (en) | 2015-09-08 | 2015-09-08 | For the oil and gas separating system of exhaust end base of oil injection threaded bolt vavuum pump |
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| CN105257546A true CN105257546A (en) | 2016-01-20 |
| CN105257546B CN105257546B (en) | 2017-06-30 |
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| CN201510565241.5A Active CN105257546B (en) | 2015-09-08 | 2015-09-08 | For the oil and gas separating system of exhaust end base of oil injection threaded bolt vavuum pump |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825503A (en) * | 2018-08-31 | 2018-11-16 | 重庆开山压缩机有限公司 | The making-up air device of exhaust end base of oil injection threaded bolt formula vacuum pump |
| CN109236658A (en) * | 2018-10-26 | 2019-01-18 | 南京晨光森田环保科技有限公司 | A kind of gs-oil separator |
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| CN85106797A (en) * | 1984-12-07 | 1986-06-10 | 西门子公司 | Vacuum equipment |
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| CN2799916Y (en) * | 2004-10-28 | 2006-07-26 | 无锡压缩机股份有限公司 | Oil-gas separator |
| CN201507450U (en) * | 2009-10-16 | 2010-06-16 | 南京压缩机股份有限公司 | High-flow integrated compressor |
| CN203430790U (en) * | 2013-07-04 | 2014-02-12 | 宁波欣达螺杆压缩机有限公司 | Oil-gas separation tank for external spin-on type oil-gas separation system |
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| CN204419589U (en) * | 2015-01-14 | 2015-06-24 | 宁波德曼压缩机有限公司 | There is the screw air compressor deaerator of built-in oil gas essence point core |
| CN205036588U (en) * | 2015-09-08 | 2016-02-17 | 无锡压缩机股份有限公司 | A oil -gas separation system for oil spout screw vacuum pump |
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2015
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| CN85106797A (en) * | 1984-12-07 | 1986-06-10 | 西门子公司 | Vacuum equipment |
| JP2000097155A (en) * | 1998-09-24 | 2000-04-04 | Hitachi Ltd | Oil cooled type compressor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825503A (en) * | 2018-08-31 | 2018-11-16 | 重庆开山压缩机有限公司 | The making-up air device of exhaust end base of oil injection threaded bolt formula vacuum pump |
| CN108825503B (en) * | 2018-08-31 | 2024-01-23 | 重庆开山流体机械有限公司 | Air supplementing device of oil injection screw type vacuum pump |
| CN109236658A (en) * | 2018-10-26 | 2019-01-18 | 南京晨光森田环保科技有限公司 | A kind of gs-oil separator |
| CN109236658B (en) * | 2018-10-26 | 2024-02-09 | 南京晨光森田环保科技有限公司 | Oil-gas separator |
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| Publication number | Publication date |
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| CN105257546B (en) | 2017-06-30 |
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Effective date of registration: 20171128 Address after: 214145 Jiangsu city of Wuxi province new Wu Quhong Hill Street Tin Co Road No. 199 Patentee after: Wuxi tin Compressor Co., Ltd. Address before: 214145 Jiangsu Province, Wuxi City District Hongshan Photoelectric Industrial Park (co Tin Road No. 199) Patentee before: Wuxi Compressor Co., Ltd. |
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