CN217501760U - High-efficient thin oil lubricating arrangement for steam turbine - Google Patents
High-efficient thin oil lubricating arrangement for steam turbine Download PDFInfo
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- CN217501760U CN217501760U CN202123293809.2U CN202123293809U CN217501760U CN 217501760 U CN217501760 U CN 217501760U CN 202123293809 U CN202123293809 U CN 202123293809U CN 217501760 U CN217501760 U CN 217501760U
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Abstract
The utility model discloses a high-efficiency thin oil lubricating device for a steam turbine, which comprises a base, wherein an oil tank is arranged on the base, and an oil pump motor group, an oil mist separator and an oil supply energy storage tank are arranged at the top of the oil tank; the oil pump motor set is connected with an oil cooler, the oil cooler is connected with a double-drum filter, the double-drum filter is connected with an oil pressure container, and the oil pressure container is connected with an oil distributor; the lubricating oil in the oil tank is output by the oil pump motor group, sequentially passes through the oil cooler and the double-cylinder filter, enters the oil pressure container and the oil distributor, and is transmitted to the required lubricating parts of the inner bearing and the outer bearing of the steam turbine or the turbo expander by the oil distributor; the top of the oil tank is also provided with an oil filling port and an oil return port. The utility model has the characteristics of compact structure, fuel feeding stability are good, oil temperature cooling efficiency is high and the filter effect is good etc, can extensively be used for the lubricated technical field of machines such as steam turbine or turbo compressor.
Description
Technical Field
The utility model relates to a thin oil lubricating arrangement technical field especially relates to a high-efficient thin oil lubricating arrangement is used to steam turbine.
Background
When a steam turbine machine works, an oil supply device is often connected to adjust the temperature of the steam turbine machine, and the steam turbine machine plays a role in lubricating. The oil supply device usually adopts a thin oil lubrication system, has obvious advantages compared with a dry oil lubrication system, can take away friction heat generated by a friction pair, can also take away impurities along with the flowing and circulation of oil and wash the impurities clean, and achieves the purposes of good lubrication, friction reduction, wear reduction, wearing part consumption reduction, power consumption reduction and equipment service life extension.
At present, the thin oil lubricating device that current steam turbine was equipped with, its oil feeding system design often is comparatively complicated, and has that lubricating oil filter effect is not good, oil temperature cooling efficiency is not high, there is not emergent fuel feeding function scheduling problem when the device stops, and lubricating oil filter effect in the thin oil lubricating device directly influences working life and work efficiency, and when thin oil lubricating device goes wrong, just can influence the normal work of steam turbine, causes great economic loss. Therefore, the thin oil lubricating device is guaranteed to have stable working performance, and the service life of the steam turbine can be effectively prolonged.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of background art, the utility model provides a high-efficient thin oil lubricating arrangement for steam turbine has characteristics such as compact structure, fuel feeding stability is good, oil temperature cooling efficiency is high and the filter effect is good to be equipped with emergent fuel feeding energy storage box, at the unable during operation of thin oil lubricating arrangement, can provide lubricating oil temporarily, guarantee steam turbine or turbocompressor's lubrication, can extensively be used for the lubrication technology field of machines such as steam turbine or turbocompressor.
The utility model provides a technical scheme that its technical problem adopted is: an efficient thin oil lubricating device for a steam turbine comprises a base, wherein an oil tank is arranged on the base, and an oil pump motor set, an oil mist separator and an oil supply energy storage tank are arranged at the top of the oil tank; the oil pump motor set is connected with an oil cooler, the oil cooler is connected with a double-drum filter, the double-drum filter is connected with an oil pressure container, and the oil pressure container is connected with an oil distributor; the lubricating oil in the oil tank is output by the oil pump motor group, sequentially passes through the oil cooler and the double-cylinder filter, enters the oil pressure container and the oil distributor, and is transmitted to the required lubricating parts of the inner bearing and the outer bearing of the steam turbine or the turbo expander by the oil distributor; the top of the oil tank is also provided with an oil filling port and an oil return port.
As an improvement of the utility model, the oil pump motor group adopts vertical gear pump, is equipped with two sets side by side altogether, including one and prepare for an oil pump motor group.
As an improvement of the utility model, the oil tank openly is equipped with level gauge and circular manhole, and the side upper end is equipped with the lug, and the side lower extreme is equipped with the drain.
As an improvement of the utility model, the bottom of the oil tank is provided with an electric heater.
As an improvement of the utility model, the oil mist separator upper portion is equipped with centrifugal fan.
As an improvement of the utility model, the oil supply energy storage box is vertical drum structure, and the upper and lower side is equipped with oil level gaugember and cutting ferrule formula stop valve respectively.
As an improvement of the utility model, the oil cooler is a water-cooled tube cooler, and is arranged on one side of the oil tank, and adopts a side-by-side duplex structure.
As an improvement of the utility model, one end of the oil cooler is respectively provided with a water outlet flange and a water inlet flange.
As an improvement of the utility model, the base is provided with the bottom feet.
As an improvement of the utility model, the footing is the flat structure of filling up, and the centre is equipped with the round hole, the footing is total four, and distributes on two long limits of base.
The utility model has the advantages that: the efficient thin oil lubricating device for the steam turbine has the characteristics of compact structure, good oil supply stability, high oil temperature cooling efficiency, good filtering effect and the like; by adopting a closed circulating system, the consumption of lubricating oil is reduced, and meanwhile, the high-temperature part of the steam turbine has the characteristics of quick cooling and stable oil supply flow; by arranging the oil pump motor set for standby use, when the oil pump motor set fails or is maintained, oil can be supplied by the standby oil pump, and when the two motor sets cannot work, the oil supply energy storage tank is arranged, and emergency oil supply is carried out by adopting height drop potential energy, so that the lubrication of key parts of the steam turbine is ensured, and the steam turbine is safely and stably stopped; in addition, the double-cylinder filter is arranged to efficiently filter the lubricating oil, so that the cleanness of the lubricating oil product is ensured; and finally, the oil mist separator is arranged at the top, so that the oil mist generated by high temperature and impact in the oil tank can be filtered and recovered, and the environmental pollution and potential safety production hazards caused by direct discharge of the oil mist are reduced.
Drawings
FIG. 1 is a front view of the high-efficiency thin oil lubricating device for a steam turbine of the present invention;
FIG. 2 is a left side view of the high efficiency thin oil lubricating apparatus for a steam turbine of the present invention;
fig. 3 is a top view of the high-efficiency thin oil lubricating device for the steam turbine of the present invention.
In the figure: 1. a base; 2. an oil tank; 3. an oil pump motor set; 4. an oil mist separator; 5. an oil supply and energy storage tank; 6. an oil cooler; 7. a dual-cartridge filter; 8. an oil pressure container; 9. an oil distributor; 10. an oil filler; 11. an oil return port; 12. a liquid level meter; 13. a circular manhole; 14. lifting lugs; 15. a sewage draining outlet; 16. an electric heater; 17. a centrifugal fan; 18. an oil level gauge; 19. a cutting sleeve type stop valve; 20. a water outlet flange; 21. a water inlet flange; 22. and (5) footing.
Detailed Description
The technical scheme of the utility model is further described in detail by the following specific embodiments in combination with the attached drawings: as shown in fig. 1 to 3, a high-efficiency thin oil lubricating device for a steam turbine comprises a base 1, wherein an oil tank 2 is arranged on the base 1, and an oil pump motor set 3, an oil mist separator 4 and an oil supply energy storage tank 5 are arranged at the top of the oil tank 2; the oil pump motor group 3 is connected with an oil cooler 6, the oil cooler 6 is connected with a double-cylinder filter 7, the double-cylinder filter 7 is connected with an oil pressure container 8, and the oil pressure container 8 is connected with an oil distributor 9; the lubricating oil in the oil tank 2 is output by the oil pump motor group 3, sequentially passes through the oil cooler 6 and the double-drum filter 7, enters the oil pressure container 8 and the oil distributor 9, and is delivered to the required lubrication parts of the inner bearing and the outer bearing of the steam turbine or the turboexpander through the oil distributor 9; the top of the oil tank 2 is also provided with an oil filling port 10 and an oil return port 11.
Further, the oil pump motor group 3 adopts a vertical gear pump, is provided with two groups side by side in total, comprises a spare oil pump motor group 3, and can supply oil by a spare oil pump when the oil pump motor group breaks down or is maintained, so that the lubrication work is ensured not to stop.
Furthermore, the front side of the oil tank 2 is provided with a liquid level meter 12 and a round manhole 13, the upper end of the side surface is provided with a lifting lug 14, and the lower end of the side surface is provided with a sewage discharge outlet 15; specifically, the lifting lugs 14 are distributed at four corners of the oil tank 2, so that the lifting is convenient; the sewage discharge outlet 15 is positioned at the lowest part of the oil tank 2, and a discharge gate valve is arranged at the front end of the sewage discharge outlet 15; furthermore, the bottom of the oil tank is provided with an electric heater 16, so that the proper temperature (25-48 ℃) of the lubricating oil in the oil tank is kept in cold winter, and the viscosity of the lubricating oil is prevented from increasing.
Further, a centrifugal fan 17 is arranged at the upper part of the oil mist separator 4.
Furthermore, the oil supply and energy storage tank 5 is of a vertical cylindrical structure, and the upper side surface and the lower side surface of the oil supply and energy storage tank are respectively provided with an oil level gauge 18 and a cutting sleeve type stop valve 19; specifically, the oil level gauge 18 is marked with a lowest liquid level and a highest liquid level, and the ferrule type stop valve 19 is conveniently connected to an external pipeline and used for emergency lubrication before the stop of the steam turbine or the compressor.
Further, the oil cooler 6 is a water-cooled tube cooler, is arranged on one side of the oil tank 2 and adopts a parallel two-connection structure; specifically, one end of the oil cooler 6 is respectively provided with a water outlet flange 20 and a water inlet flange 21, which are used for connecting an inlet and outlet cooling water pipeline to cool the lubricating oil.
Further, the base 1 is provided with feet 22, specifically, the feet 22 are of a flat pad structure, a circular hole is formed in the middle of each foot 22, and the four feet 22 are distributed on two long edges of the base 1.
Finally, it should be noted that the above-mentioned list is only a specific embodiment of the present invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.
Claims (10)
1. A high-efficiency thin oil lubricating device for a steam turbine comprises a base (1), wherein an oil tank (2) is arranged on the base (1), and is characterized in that an oil pump motor set (3), an oil mist separator (4) and an oil supply energy storage tank (5) are arranged at the top of the oil tank (2); the oil pump motor set (3) is connected with an oil cooler (6), the oil cooler (6) is connected with a double-drum filter (7), the double-drum filter (7) is connected with an oil pressure container (8), and the oil pressure container (8) is connected with an oil distributor (9); the lubricating oil in the oil tank (2) is output by the oil pump motor group (3), sequentially passes through the oil cooler (6) and the double-drum filter (7), enters the oil pressure container (8) and the oil distributor (9), and is transmitted to the required lubricating parts of the inner bearing and the outer bearing of the steam turbine or the turboexpander through the oil distributor (9); the top of the oil tank (2) is also provided with an oil filling port (10) and an oil return port (11).
2. The high-efficiency thin oil lubricating device for the steam turbine as claimed in claim 1, wherein the oil pump motor set (3) adopts a vertical gear pump, and two sets of the oil pump motor set are arranged side by side, including one spare oil pump motor set.
3. The high-efficiency thin oil lubricating device for the steam turbine is characterized in that a liquid level meter (12) and a round manhole (13) are arranged on the front surface of the oil tank, a lifting lug (14) is arranged at the upper end of the side surface, and a sewage draining outlet (15) is arranged at the lower end of the side surface.
4. The thin oil lubricating device for steam turbines as claimed in claim 3, wherein the bottom of the oil tank (2) is provided with an electric heater (16).
5. The thin oil lubricating apparatus for steam turbine as claimed in claim 1, wherein the oil mist separator (4) is provided with a centrifugal fan (17) at an upper portion thereof.
6. The high-efficiency thin oil lubricating device for the steam turbine as claimed in claim 1, wherein the oil supply and storage tank (5) is of a vertical cylindrical structure, and an oil level gauge (18) and a cutting sleeve type stop valve (19) are respectively arranged on the upper side and the lower side of the oil supply and storage tank.
7. The thin oil highly efficient lubricating apparatus for steam turbines according to claim 1, wherein said oil cooler (6) is a water-cooled tube cooler, is disposed on one side of the oil tank, and adopts a side-by-side two-in-one structure.
8. The thin oil highly efficient lubricating apparatus for steam turbines according to claim 7, wherein one end of the oil cooler (6) is provided with a water outlet flange (20) and a water inlet flange (21), respectively.
9. The thin oil lubricating device for steam turbine of claim 1, characterized in that the base (1) is provided with feet (22).
10. The thin oil lubricating device for steam turbine as claimed in claim 9, wherein the footing (22) is of flat pad structure with a circular hole in the middle; the number of the feet (22) is four, and the feet are distributed on two long edges of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123293809.2U CN217501760U (en) | 2021-12-26 | 2021-12-26 | High-efficient thin oil lubricating arrangement for steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123293809.2U CN217501760U (en) | 2021-12-26 | 2021-12-26 | High-efficient thin oil lubricating arrangement for steam turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217501760U true CN217501760U (en) | 2022-09-27 |
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ID=83344155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123293809.2U Active CN217501760U (en) | 2021-12-26 | 2021-12-26 | High-efficient thin oil lubricating arrangement for steam turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217501760U (en) |
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2021
- 2021-12-26 CN CN202123293809.2U patent/CN217501760U/en active Active
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