CN202946888U - High-low pressure type thin oil station - Google Patents
High-low pressure type thin oil station Download PDFInfo
- Publication number
- CN202946888U CN202946888U CN 201220381044 CN201220381044U CN202946888U CN 202946888 U CN202946888 U CN 202946888U CN 201220381044 CN201220381044 CN 201220381044 CN 201220381044 U CN201220381044 U CN 201220381044U CN 202946888 U CN202946888 U CN 202946888U
- Authority
- CN
- China
- Prior art keywords
- pressure
- oil
- filter
- pump
- low
- 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.)
- Expired - Fee Related
Links
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model provides a high-low pressure type thin oil station which comprises a low-pressure oil supplying system and a high-pressure oil supplying system. The low-pressure oil supplying system comprises a low-pressure pump 1, a double-cylinder net-type filter 2, a back-pressure valve 3, a tube cooler 4 and an oil return magnetism filter 5, wherein an oil outlet of the low-pressure pump 1 is connected with the double-cylinder net-type filter 2, the back-pressure valve 3 is arranged on an outlet of the tube cooler 4, the oil return magnetism filter 5 is connected with the tube cooler 4 through the back-pressure valve 3. The high-pressure oil supplying system comprises a high-pressure plunger pump 6, a double-cylinder high-pressure filter 7 and a overflow valve, wherein the high-pressure plunger pump 6 is arranged on the top of the thin oil station, the double-cylinder high-pressure filter 7 is connected with the high-pressure plunger pump 6, the overflow valve 8 is arranged on an outlet of the double-cylinder high-pressure filter 7. According to the high-low pressure type thin oil station, requirements of unit bearings to lubrication oil are ensured, safe, reliable and stable operation of a unit device is guaranteed, energy is saved, operating efficiency of a system is improved greatly, and economic benefits are very remarkable.
Description
Technical field
The utility model belongs to water power plant water wheels unit lubrication system technical field, relates in particular to a kind of height die mould Lubricating-oil Station.
Background technique
Outer circulation lubricating system for hydraulic power plant is the important step of hydraulic generator unit safe operation, and it is mainly used in high speed shaft and hydraulic generator unit bearing lubrication system, system being played the lubrication protection effect.The fault of bearing lubrication system tends to cause the accidental shutdown of unit, causes what is more burn bearing shell, main shaft etc., thereby makes the paralysis of whole power station, causes the loss of enterprise and bad social influence.
At present, existing a plurality of producers have manufactured and designed outer circulation lubricating system for hydraulic power plant both at home and abroad, but its conventional construction exists local defect and deficient function.General System is single oil pump, and the circulatory system often adopts the oil pump DFF Direct Fuel Feed to bearing lubrication.Like this, because system is single oil pump, use the oil mass requirement for what satisfy many units, often select the oil pump of research on maximum utilized quantity, and during the operation of actual power station, 1 or 2 machines operations often appear, probability of all installations operation simultaneously are lower, like this, will cause the capacity of oil pump excessive and cause the waste of the energy.Simultaneously; owing to adopting the oil pump DFF Direct Fuel Feed to bearing lubrication; not only make the wayward and poor stability of the lubrication pressure of bearing; main is when forced outage; cause quitting work of oil pump and cause bearing oil-break in short-term, can not guarantee unit at inertia stopping process middle (center) bearing to the needs of lubricant oil and the bearing shell of burning, main shaft etc.Simultaneously, because cutting off the power supply fully, oil pump can not work, so also can not meet the needs in the power station of " the black startup " requirement.
The model utility content
The utility model provides a kind of height die mould Lubricating-oil Station, its objective is to solve the prior art defective, provides a kind of and reduces friction, weares and teares, and play the Lubricating-oil Station of good lubrication.
The technological scheme that the utility model is dealt with problems is:
The utility model provides a kind of height die mould Lubricating-oil Station, comprises low-pressure oil supply system and high-pressure fuel supply system; Described low-pressure oil supply system comprises low pressure pump 1, Double-tube net type filter 2, safety check 3, tubular cooler 4, oil return magnetic filter 5; Wherein, low pressure pump 1 oil outlet is connecting Double-tube net type filter 2, and safety check 3 is arranged on the outlet of tubular cooler 4, and oil return magnetic filter 5 is connecting tubular cooler 4 by safety check 3; Described high-pressure fuel supply system comprises high-pressure plunger pump 6, bitubular high pressure filter 7, relief valve 8; Wherein, high-pressure plunger pump 6 is arranged on the top of Lubricating-oil Station, and bitubular high pressure filter 7 is connected with high-pressure plunger pump 6, and relief valve 8 is located at the outlet of bitubular high pressure filter 7.
In some optional mode of executions, also comprise heater, described heater is arranged on bottom Lubricating-oil Station.
In some optional mode of executions, described low pressure pump 1 has two.
In some optional mode of executions, described low pressure pump 1 is provided with safety valve.
In some optional mode of executions, described high-pressure plunger pump 6 is provided with one-way valve.
Usefulness of the present utility model is:
Be used for water power plant hydraulic generator unit, Lubricating-oil Station is lubricated positions such as its quiet hydrodynamic kelmets, guarantees the device security long-time running.Guarantee that unit at the needs of inertia stopping process middle (center) bearing to lubricant oil, has ensured safe, reliable, the stable operation of set; Use two or more oil pumps to control as required, abandoned single oil pump for satisfy many units require to select the research on maximum utilized quantity oil pump with oil mass, saved the energy, greatly improved the operational efficiency of system, economic benefit is very obvious.
Description of drawings
Fig. 1 is the structural drawing of the utility model Lubricating-oil Station.
Embodiment
The utility model provides a kind of height die mould Lubricating-oil Station, comprises low-pressure oil supply system and high-pressure fuel supply system; Described low-pressure oil supply system comprises low pressure pump 1, Double-tube net type filter 2, safety check 3, tubular cooler 4, oil return magnetic filter 5; Wherein, low pressure pump 1 oil outlet is connecting Double-tube net type filter 2, and safety check 3 is arranged on the outlet of tubular cooler 4, and oil return magnetic filter 5 is connecting tubular cooler 4 by safety check 3; Described high-pressure fuel supply system comprises high-pressure plunger pump 6, bitubular high pressure filter 7, relief valve 8; Wherein, high-pressure plunger pump 6 is arranged on the top of Lubricating-oil Station, and bitubular high pressure filter 7 is connected with high-pressure plunger pump 6, and relief valve 8 is located at the outlet of bitubular high pressure filter 7.
In some optional mode of executions, also comprise heater, described heater is arranged on bottom Lubricating-oil Station.
In some optional mode of executions, described low pressure pump 1 has two.
In some optional mode of executions, described low pressure pump 1 is provided with safety valve.
In some optional mode of executions, described high-pressure plunger pump 6 is provided with one-way valve.
Specific embodiment:
The high low pressure Lubricating-oil Station of the present embodiment is used for water power plant hydraulic generator unit, and Lubricating-oil Station is lubricated positions such as its quiet hydrodynamic kelmets, guarantees the device security long-time running.
Important technological parameters:
Low-pressure oil supply system: the low pressure fuel pump nominal flow rate 125L/min of system; System works pressure 1MPa; Filter precision 0.08mm; Motor speed 1450r/min; And have two low pressure fuel pumps, operation continuously, two low pressure fuel pumps are standby each other.
High-pressure fuel supply system: high-pressure fuel supply system nominal flow rate 15L/min; The nominal pressure 31.5MPa of system; System works pressure 16～25MPa; Filter precision 0.025mm; Wechselstrommotor rotating speed 1460r/min.
The present embodiment Lubricating-oil Station is comprised of low-pressure oil supply system and high-pressure fuel supply system, and the high-pressure service pump group is for directly to get oil from fuel tank.
This enforcement low-pressure oil supply system is comprised of low pressure pump device, Double-tube net type filter, tubular cooler, safety check, safety valve, oil return magnetic filter, other valve, pipeline etc.The high pressure fuel supply pump system is comprised of high-pressure plunger pump, bitubular high pressure filter, relief valve, one-way valve, throttle valve.This enforcement Lubricating-oil Station is integrated type.
This enforcement Lubricating-oil Station is in when normal operation, work of low pressure pump, and one is standby, and petrol station has filtration, heating, cooling, and the functions such as safety, automatic control, warning.
During the work of this enforcement Lubricating-oil Station, the fuel sucking pipe of high pressure oil pump, with lubricant oil sucking-off in the fuel tank, send into the bitubular high pressure filter of ridding machines impurity a cartridge filter (another is for standby), fluid is delivered to the oil pocket of hydrostatic bearing along pipeline after filtering, with bearing jack-up.
the fuel sucking pipe of low pressure fuel pump, with lubricant oil sucking-off in the fuel tank, send into a cartridge filter (another is for standby) of the Double-tube net type filter of ridding machines impurity, fluid is delivered to oil cooler along pipeline and is lowered the temperature after filtering, reach the lubricant oil of the lubricated oil temperature that requires, be transported to again lubricated position, as gear, the Surface of action of worm gear, the rubbing surface of various bearings etc., lubricant oil forms one deck oil film at friction surface, make relative movement be lubricated and lower the temperature, and after taking away the metal particle that weares and teares between motion, the magnetic filter device of flowing through again on fuel tank is got back to fuel tank, and then extracted out by oil pump, incessantly, guarantee circularly lubricated working properly carrying out.
This enforcement when the rotational velocity of main frame bearing reach rated speed 95% the time, to Lubricating-oil Station control box sender, stop the high pressure oil pump operation.When rotating speed drop to rated speed below 95% or main frame need shut down the time, to thin oil petrol station control box sender, again start high pressure oil pump.The petrol station of this enforcement is before startup, the petrol station oil temperature is lower than 20 ℃, first start electric heater. during oil temperature to 35 ℃, stop electric heater, oil temperature starts low pressure fuel pump during higher than 20 ℃. and normally in service at main frame, when the low pressure oil supply outlet temperature reaches 45 ℃, the manual unlocking oil cooler, the fuel tank temperature is during higher than 55 ℃, and Main Engine Cut-Off is also reported to the police.
The petrol station of this enforcement has two duplex filters; a job; one standby; controlled by differential pressure controller; when low pressure pressure reduction surpasses 0.05MPa, when high pressure pressure reduction surpasses 0.35MPa (can adjust according to site specific the pressure difference of filter); the differential pressure meter sender is not shut down by manually pulling switching valve handle replacing working barrel.
For making any technician in related domain realize or to use the utility model, the above is described disclosed embodiment.To those skilled in the art; These embodiments' various alter modes are all apparent, and the General Principle of this paper definition also can be applicable to other embodiment on the basis that does not break away from spirit of the present disclosure and protection domain.Therefore, the disclosure is not limited to the embodiment that this paper provides, but consistent with the widest scope of the disclosed principle of the application and novel features.
Claims (5)
1. a height die mould Lubricating-oil Station, comprise low-pressure oil supply system and high-pressure fuel supply system; It is characterized in that, described low-pressure oil supply system comprises low pressure pump (1), Double-tube net type filter (2), safety check (3), tubular cooler (4), oil return magnetic filter (5); Wherein, low pressure pump (1) oil outlet is connecting Double-tube net type filter (2), safety check (3) is arranged on the outlet of tubular cooler (4), and oil return magnetic filter (5) is connecting tubular cooler (4) by safety check (3); Described high-pressure fuel supply system comprises high-pressure plunger pump (6), bitubular high pressure filter (7), relief valve (8); Wherein, high-pressure plunger pump (6) is arranged on the top of Lubricating-oil Station, and bitubular high pressure filter (7) is connected with high-pressure plunger pump (6), and relief valve (8) is located at the outlet of bitubular high pressure filter (7).
2. a kind of height die mould Lubricating-oil Station as claimed in claim 1, is characterized in that, also comprises heater, and described heater is arranged on bottom Lubricating-oil Station.
3. a kind of height die mould Lubricating-oil Station as claimed in claim 1, is characterized in that, described low pressure pump (1) has two.
4. a kind of height die mould Lubricating-oil Station as claimed in claim 1, is characterized in that, described low pressure pump (1) is provided with safety valve.
5. a kind of height die mould Lubricating-oil Station as claimed in claim 1, is characterized in that, described high-pressure plunger pump (6) is provided with one-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220381044 CN202946888U (en) | 2012-08-01 | 2012-08-01 | High-low pressure type thin oil station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220381044 CN202946888U (en) | 2012-08-01 | 2012-08-01 | High-low pressure type thin oil station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202946888U true CN202946888U (en) | 2013-05-22 |
Family
ID=48422590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220381044 Expired - Fee Related CN202946888U (en) | 2012-08-01 | 2012-08-01 | High-low pressure type thin oil station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202946888U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382447A (en) * | 2015-08-05 | 2017-02-08 | 江苏新业重工股份有限公司 | Dual-high-voltage lubrication station |
-
2012
- 2012-08-01 CN CN 201220381044 patent/CN202946888U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106382447A (en) * | 2015-08-05 | 2017-02-08 | 江苏新业重工股份有限公司 | Dual-high-voltage lubrication station |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102777756B (en) | Lubricating oil hydraulic system of bulb turbine unit and control method thereof | |
| CN201228604Y (en) | Outer circulation lubricating system for hydraulic power plant | |
| CN209129693U (en) | A kind of novel lubricating petrol station system | |
| CN110985867A (en) | Self-lubricating system for dam hydroelectric power generation | |
| CN204457891U (en) | A kind of steam turbine generator lubrication system for subsequent use | |
| CN205447214U (en) | Gas turbine water injection unit auxiliary engine lubricating system | |
| CN201941100U (en) | Automatic lubricating system for milling refiner | |
| CN202946888U (en) | High-low pressure type thin oil station | |
| CN103591431A (en) | Outer circulation oil lubricating device for bearings of water-turbine generator sets | |
| CN204986335U (en) | Oil gas lubricating system | |
| CN203225616U (en) | 600MW nuclear power conventional island auxiliary generator seal oil system | |
| CN206093453U (en) | Gas turbine auxiliary oil cylinders system | |
| CN206816801U (en) | A kind of center drive speed reducer Lubricating-oil Station | |
| CN102052556A (en) | Automatic lubricating system for kneading refiner | |
| CN204175935U (en) | Oil lubricating system flow equilibrium device | |
| CN205715076U (en) | A kind of electromotor hydraulic oil Peaking Shaft System | |
| CN107542912A (en) | A kind of cold filtration system for controlling gear reduction box Lubricating Oil Temperature oil | |
| CN217736231U (en) | Full-working-condition wind power gear box lubricating system | |
| CN206112471U (en) | Radial tilting pad bearing lubricating system | |
| CN201547127U (en) | Circulating oil-cooled radial thrust bearing | |
| CN203476856U (en) | Engineering mechanical hydraulic oil tank with auxiliary oil tank cooling function | |
| CN203115070U (en) | Speed changing box and lubricating oil system thereof | |
| CN206419659U (en) | A kind of sliding bearing constant pressure oil supply device based on PLC | |
| CN208237450U (en) | A kind of compressor lubrication system with urgent oil circuit | |
| CN206972888U (en) | Main gear reducer lubrication station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20171017 Granted publication date: 20130522 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20191017 Granted publication date: 20130522 |
|
| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20170801 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |