CN107013266B - Steam turbine bearing case fueller - Google Patents
Steam turbine bearing case fueller Download PDFInfo
- Publication number
- CN107013266B CN107013266B CN201610477935.8A CN201610477935A CN107013266B CN 107013266 B CN107013266 B CN 107013266B CN 201610477935 A CN201610477935 A CN 201610477935A CN 107013266 B CN107013266 B CN 107013266B
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- CN
- China
- Prior art keywords
- oil
- pipe
- pump
- bearing housing
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/18—Lubricating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/10—Heating, e.g. warming-up before starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—Cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/18—Lubricating arrangements
- F01D25/20—Lubricating arrangements using lubrication pumps
Abstract
The present invention relates to a kind of steam turbine bearing case fuellers, it is made of power supply line, power switch, conducting wire, switch, oil pipe, oil pump, fuel tank, lubricating oil, strainer, cooler, accumulator, liquid pump, coolant liquid, liquid pool, the hot device of damage, temperature detect switch (TDS), overflow valve, oil inlet pipe, oil return pipe, bearing housing, bearing housing sets oil inlet pipe, oil return pipe, and oil inlet pipe is connected to by overflow device, the hot device of damage, accumulator, oil pump with fuel tank；Oil return pipe is connected to fuel tank, recycles lubricating oil between bearing housing and fuel tank, under the action of overflow device, the hot device of damage, accumulator, remains at the lubricating oil in bearing housing item within the scope of the temperature and pressure of setting.
Description
Technical field
The present invention relates to a kind of corollary equipments of steam turbine, are primarily adapted for use in the steaming of steam turbine bearing case lubricating system
Bearing box of steam turbine fueller.
Background technique
Currently, conventional vapor turbine main shaft both ends setting bearing housing be sealing, main shaft drive lower bearing close
It is rotated in lubricating oil in envelope bearing housing, defect is since main shaft can make in the heat transfer to bearing housing of steam turbine
Lubricating oil in bearing housing is heated thinning or rotten, affects lubricant effect；It furthermore, must be fixed after the steam turbine operation long period
Phase opens the bearing box cover more oil change of sealing, this is bound to cause shutdown and stops production.
Summary of the invention
The purpose of the present invention is designing a kind of steam turbine bearing case fueller, it is by power supply line, power switch, leads
Line, switch, oil pipe, oil pump, fuel tank, lubricating oil, strainer, cooler, accumulator, liquid pump, coolant liquid, liquid pool, the hot device of damage, temperature control
Switch, overflow valve, oil inlet pipe, oil return pipe, bearing housing composition, bearing housing set oil inlet pipe, oil return pipe, oil inlet pipe by overflow device,
Hot device, accumulator, oil pump is damaged to be connected to fuel tank；Oil return pipe is connected to fuel tank, makes lubricating oil in bearing housing under the action of oil pump
It is recycled between fuel tank, under the action of overflow device, the hot device of damage, accumulator, remains at the lubricating oil in bearing housing item
Within the scope of the temperature and pressure of setting.
The present invention solves technical solution used in its technical problem: it be by power supply line i, power supply line ii, power switch,
Conducting wire i, conducting wire ii, switch i, conducting wire iii, conducting wire iv, switch ii, oil pipe i, oil pipe ii, oil pump i, oil pump ii, fuel tank, lubrication
Oil, strainer, lubricating oil flow direction, oil pipe iii, cooler, coolant liquid flow direction, accumulator, liquid pump, coolant liquid, liquid pool, the hot device i of damage,
Temperature detect switch (TDS), the hot device ii of damage, oil pipe iv, overflow valve, oil return pipe i, main shaft, bearing housing i, oil inlet pipe i, oil return pipe ii, vapor wheel
Machine, oil inlet pipe ii, bearing housing ii, oil return pipe iii composition, bearing housing i, bearing housing is respectively set in the main shaft both ends of steam turbine
Oil inlet pipe i, oil return pipe ii is arranged in ii, bearing housing i, and oil inlet pipe ii, oil return pipe iii, oil inlet pipe i, oil inlet pipe is arranged in bearing housing ii
Ii is connected to overflow valve, and overflow valve is connected to by oil pipe iv with the hot device i of damage, the hot device ii of damage, damages hot device i, the hot device ii of damage by oil
Pipe iii is connected to oil pump i, oil pump ii, and oil pump i, oil pump ii are connected to fuel tank, and lubricating oil, oil return pipe ii, oil return are arranged in fuel tank
Pipe iii is connected to fuel tank, strainer is arranged in fuel tank, oil pump i, oil pump ii and oil return pipe ii, oil return pipe iii are separately positioned on strainer
Both sides, oil pump i connect by switch i, conducting wire i, conducting wire ii with power supply line i, power supply line ii, and oil pump ii passes through switch ii, leads
Line iii, conducting wire iv are connect with power supply line i, power supply line ii, and power switch is arranged in power supply line i.
Damage hot device i, the hot device ii of damage is arranged in liquid pool, liquid pool setting cooler, liquid pump, temperature detect switch (TDS), setting in liquid pool
One end conducting wire of coolant liquid, temperature detect switch (TDS) is connect with power switch, the other end conducting wire of temperature detect switch (TDS) and one end conducting wire of liquid pump
Connection, the other end conducting wire of liquid pump is connect with power supply line ii, when the lubricating oil in bearing housing i, bearing housing ii is in cyclic process
When being influenced temperature raising by steam turbine, the coolant temperature in liquid pool can be increased, and temperature control is opened when reaching certain temperature
Close it is auto-power on, at this time liquid pump start, make the circulation temperature lowering in cooler, liquid pool of the coolant liquid in liquid pool, when cold in liquid pool
But temperature detect switch (TDS) powers off when liquid is fallen to a certain temperature, and liquid pump stops.
Oil pump i, oil pump ii is arranged in fuel tank, and accumulator is arranged in oil pipe iii, usually only enables an operation of oil pump, Ling Yitai
Oil pump is spare, when an oil pump breaks down, can star another operation of oil pump, usually laying in accumulator has centainly
The lubricating oil of pressure, the lubrication with certain pressure laid in oil pump i, oil pump ii rotation work interval moment, accumulator
Oil can flow out automatically, to guarantee to bearing housing ii, the lubricant effect of bearing housing i.
Overflow valve is arranged in oil pipe iv, and overflow valve is connected to by oil return pipe i with fuel tank, when the pressure in oil pipe iv is excessive,
Overflow valve is opened, and lubricating oil shunts oil return box by oil return pipe i, controls the lubricating oil in bearing housing i, bearing housing ii always
Certain pressure limit.
The beneficial effects of the present invention are: enabling lubricating oil recycling between fuel tank in bearing housing, in bearing housing item
Lubricating oil remains within the scope of the temperature and pressure of setting, improves lubricant effect, extends lubricating oil and bearing housing
Service life shuts down halt production phenomenon caused by avoiding because of more oil change.
Detailed description of the invention
The embodiment of the present invention is described further with reference to the accompanying drawing:
Attached drawing 1 is schematic structural view of the invention.
In attached drawing, 1. power supply line i, 2. power supply line ii, 3. power switches, 4. conducting wire i, 5. conducting wire ii, 6. switch i, 7. are led
Line iii, 8. conducting wire iv, 9. switch ii, 10. oil pipe i, 11. oil pipe ii, 12. oil pump i, 13. oil pump ii, 14. fuel tanks, 15. lubrications
Oil, 16. strainers, 17. lubricating oil flow direction, 18. oil pipe iii, 19. coolers, 20. coolant liquids flow direction, 21. accumulators, 22. liquid
Pump, 23. coolant liquids, 24. liquid pools, the 25. hot device i of damage, 26. temperature detect switch (TDS)s, the hot device ii of 27. damages, 28. oil pipe iv, 29. overflow valves,
30. oil return pipe i, 31. main shafts, 32. bearing housing i, 33. oil inlet pipe i, 34. oil return pipe ii, 35. steam turbines, 36. oil inlet pipe ii,
37. bearing housing ii, 38. oil return pipe iii.
Specific embodiment
In attached drawing 1, bearing housing i (32), bearing housing ii (37), axis is respectively set in main shaft (31) both ends of steam turbine (35)
Case i (32) setting oil inlet pipe i (33), oil return pipe ii (34) are held, oil inlet pipe ii (36), oil return pipe iii are arranged in bearing housing ii (37)
(38), oil inlet pipe i (33), oil inlet pipe ii (36) are connected to overflow valve (29), and overflow valve (29) passes through oil pipe iv (28) and damage heat
Hot device ii (27) connection of device i (25), damage, fuel tank (14) is interior to be arranged strainer (16), and overflow valve (29) passes through oil return pipe i (30) and oil
The side of case (14) strainer (16) is connected to, damage hot device i (25), the hot device ii (27) of damage by oil pipe iii (18) and oil pipe i (10),
Oil pipe ii (11) connection, oil pipe i (10), oil pipe ii (11) are connected to the other side of fuel tank (14) strainer (16), and oil pipe i (10) is set
Set oil pump i (12), oil pump ii (13) are arranged in oil pipe ii (11), lubricating oil (15) are set in fuel tank (14), oil return pipe ii (34),
Oil return pipe iii (38) is connected to the side of fuel tank (14) strainer (16), and the conducting wire i (4) of oil pump i (12) passes through switch i (6) and electricity
Source line i (1) connection, the conducting wire ii (5) of oil pump i (12) are connect with power supply line ii (2), and the conducting wire iii (7) of oil pump ii (13) passes through
Switch ii (9) is connect with power supply line i (1), and the conducting wire iv (8) of oil pump ii (13) is connect with power supply line ii (2), and power supply line i (1) is set
Power switch (3) are set, damage hot device i (25), hot device ii (27) setting of damage in liquid pool (24), cooler is arranged in liquid pool (24)
(19), coolant liquid (23) are arranged in liquid pool (24) in liquid pump (22), temperature detect switch (TDS) (26), one end conducting wire of temperature detect switch (TDS) (26) with
Power switch (3) connection, the other end conducting wire of temperature detect switch (TDS) (26) connect with one end conducting wire of liquid pump (22), liquid pump (22) it is another
One end conducting wire is connect with power supply line ii (2).
In attached drawing 1, cooler (19), liquid pump (22), temperature detect switch (TDS) (26) and coolant liquid (23) is arranged in liquid pool (24), works as axis
Holding the lubricating oil (15) in case i (32), bearing housing ii (37) is influenced temperature raising by steam turbine (35) in cyclic process
When, coolant liquid (23) temperature in liquid pool (24) can increase, and temperature detect switch (TDS) (26) will connect automatically when reaching certain temperature
Energization source, liquid pump (22) starts at this time, makes the coolant liquid (23) in liquid pool (24) under the action of liquid pump (22) in cooler
(19) it and is circulated in liquid pool (24) and reaches cooling effect, the temperature when the coolant liquid (23) in liquid pool (24) is fallen to a certain temperature
Control switch (26) automatically powers off, and liquid pump (22) stops working.
In attached drawing 1, oil pump i (12), oil pump ii (13), oil is arranged in oil pipe i (10), the oil pipe ii (11) for leading to fuel tank (14)
Accumulator (21) are arranged in pipe iii (18), usually can enabling oil pump i (12) work, and oil pump ii (13) is spare, as oil pump i
(12) when breaking down, oil pump ii (13) work can be started, accumulator (21) is stored up when oil pump i (12) or oil pump ii (13) works
Standby certain lubricating oil (15) simultaneously has pressure, when oil pump i (12) or oil pump ii (13) rotation work moment, in accumulator (21)
The lubricating oil (15) with certain pressure of deposit can flow out automatically, to guarantee to bearing housing i (32) and bearing housing ii (37) no
Between cut-off lubricating oil (15).
4, in attached drawing 1, overflow valve (29) are arranged in oil pipe iv (28), and overflow valve (29) passes through oil return pipe i (30) and fuel tank
(14) side connection, when the pressure mistake for the lubricating oil (15) for being sent to bearing housing i (32), bearing housing ii (37) in oil pipe iv (28)
When big, overflow valve (29) is opened, and lubricating oil (15) shunts oil return box (14) by oil return pipe i (30), makes bearing housing i (32), axis
The lubricating oil (15) held in case ii (37) is controlled always in certain pressure limit.
Claims (4)
1. a kind of steam turbine bearing case fueller is by power supply line i (1), power supply line ii (2), power switch (3), conducting wire i
(4), conducting wire ii (5), switch i (6), conducting wire iii (7), conducting wire iv (8), switch ii (9), oil pipe i (10), oil pipe ii (11), oil
It pumps i (12), oil pump ii (13), fuel tank (14), lubricating oil (15), strainer (16), lubricating oil flow direction (17), oil pipe iii (18), cold
But device (19), coolant liquid flow direction (20), accumulator (21), liquid pump (22), coolant liquid (23), liquid pool (24), the hot device i (25) of damage,
Temperature detect switch (TDS) (26), the hot device ii (27) of damage, oil pipe iv (28), overflow valve (29), oil return pipe i (30), main shaft (31), bearing housing i
(32), oil inlet pipe i (33), oil return pipe ii (34), steam turbine (35), oil inlet pipe ii (36), bearing housing ii (37), oil return pipe
Iii (38) composition, it is characterized in that: bearing housing i (32), bearing housing ii is respectively set in main shaft (31) both ends of steam turbine (35)
(37), oil inlet pipe i (33), oil return pipe ii (34) are arranged in bearing housing i (32), and bearing housing ii (37) is arranged oil inlet pipe ii (36), returns
Oil pipe iii (38), oil inlet pipe i (33), oil inlet pipe ii (36) are connected to overflow valve (29), and overflow valve (29) passes through oil pipe iv (28)
It is connected to damaging hot device i (25), damaging hot device ii (27), strainer (16) is set in fuel tank (14), overflow valve (29) passes through oil return pipe i
(30) it is connected to the side of fuel tank (14) strainer (16), damages hot device i (25), the hot device ii (27) of damage passes through oil pipe iii (18) and oil
Pipe i (10), oil pipe ii (11) connection, oil pipe i (10), oil pipe ii (11) are connected to the other side of fuel tank (14) strainer (16), oil
Oil pump i (12) are arranged in pipe i (10), and oil pump ii (13) are arranged in oil pipe ii (11), lubricating oil (15) are arranged in fuel tank (14), oil return pipe
Ii (34), oil return pipe iii (38) are connected to the side of fuel tank (14) strainer (16), and the conducting wire i (4) of oil pump i (12) passes through switch
I (6) is connect with power supply line i (1), and the conducting wire ii (5) of oil pump i (12) is connect with power supply line ii (2), the conducting wire of oil pump ii (13)
Iii (7) is connect by switch ii (9) with power supply line i (1), and the conducting wire iv (8) of oil pump ii (13) is connect with power supply line ii (2), electricity
Power switch (3) are arranged in source line i (1), damage hot device i (25), hot device ii (27) setting of damage in liquid pool (24), liquid pool (24) setting
Cooler (19), liquid pump (22), temperature detect switch (TDS) (26), liquid pool (24) is interior to be arranged coolant liquid (23), one end of temperature detect switch (TDS) (26)
Conducting wire is connect with power switch (3), and the other end conducting wire of temperature detect switch (TDS) (26) is connect with one end conducting wire of liquid pump (22), liquid pump
(22) other end conducting wire is connect with power supply line ii (2).
2. a kind of steam turbine bearing case fueller according to claim 1, it is characterized in that: liquid pool (24) setting cooling
Device (19), liquid pump (22), temperature detect switch (TDS) (26) and coolant liquid (23), the lubricating oil in bearing housing i (32), bearing housing ii (37)
(15) when being influenced temperature by steam turbine (35) in cyclic process and increasing, coolant liquid (23) temperature in liquid pool (24) can be with
Raising, when reaching certain temperature temperature detect switch (TDS) (26) will turn on automatically power supply, at this time liquid pump (22) start, make liquid pool (24)
Interior coolant liquid (23) circulates in cooler (19) and liquid pool (24) under the action of liquid pump (22) reaches cooling effect,
When the coolant liquid (23) in liquid pool (24) is fallen to a certain temperature, temperature detect switch (TDS) (26) is automatically powered off, and liquid pump (22) stops working.
3. a kind of steam turbine bearing case fueller according to claim 1, it is characterized in that: leading to the oil of fuel tank (14)
Oil pump i (12), oil pump ii (13) are arranged in pipe i (10), oil pipe ii (11), and accumulator (21) are arranged in oil pipe iii (18), usually can be only
Oil pump i (12) work is enabled, and oil pump ii (13) is spare, when oil pump i (12) break down, can start oil pump ii (13) work
Make, accumulator (21) lays in certain lubricating oil (15) when oil pump i (12) or oil pump ii (13) works and has pressure, works as oil
Pump i (12) or oil pump ii (13) rotation work moment, lubricating oil (15) meeting with certain pressure laid in accumulator (21)
Automatic outflow, to guarantee to bearing housing i (32) and bearing housing ii (37) uninterruptedly for lubricating oil (15).
4. a kind of steam turbine bearing case fueller according to claim 1, it is characterized in that: oil pipe iv (28) setting is overflow
It flows valve (29), overflow valve (29) is connected to by oil return pipe i (30) with the side of fuel tank (14), is sent to bearing when oil pipe iv (28) is interior
When the pressure of the lubricating oil (15) of case i (32), bearing housing ii (37) is excessive, overflow valve (29) is opened, and lubricating oil (15) passes through back
Oil pipe i (30) shunts oil return box (14), controls the lubricating oil (15) in bearing housing i (32), bearing housing ii (37) always one
Fixed pressure limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610477935.8A CN107013266B (en) | 2016-06-27 | 2016-06-27 | Steam turbine bearing case fueller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610477935.8A CN107013266B (en) | 2016-06-27 | 2016-06-27 | Steam turbine bearing case fueller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107013266A CN107013266A (en) | 2017-08-04 |
| CN107013266B true CN107013266B (en) | 2018-12-14 |
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ID=59439063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610477935.8A Active CN107013266B (en) | 2016-06-27 | 2016-06-27 | Steam turbine bearing case fueller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107013266B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236377B (en) * | 2021-06-28 | 2022-12-23 | 丰城市天壕新能源有限公司 | Steam turbine for dry quenching waste heat power generation |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201763400U (en) * | 2010-09-25 | 2011-03-16 | 武汉钢铁(集团)公司 | Steam turbine oil supplying device |
| CN203856519U (en) * | 2014-03-17 | 2014-10-01 | 杭州创博机械设备有限公司 | High-level lubricating oil tank assorted for steam turbines |
| CN204457891U (en) * | 2014-11-21 | 2015-07-08 | 潍坊恒联浆纸有限公司 | A kind of steam turbine generator lubrication system for subsequent use |
| CN205714303U (en) * | 2016-06-27 | 2016-11-23 | 山西大唐国际云冈热电有限责任公司 | Steam turbine bearing case fueller |
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2016
- 2016-06-27 CN CN201610477935.8A patent/CN107013266B/en active Active
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| Publication number | Publication date |
|---|---|
| CN107013266A (en) | 2017-08-04 |
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