CN209604156U - A kind of combustion engine lubricating oil system - Google Patents
A kind of combustion engine lubricating oil system Download PDFInfo
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- CN209604156U CN209604156U CN201920191576.9U CN201920191576U CN209604156U CN 209604156 U CN209604156 U CN 209604156U CN 201920191576 U CN201920191576 U CN 201920191576U CN 209604156 U CN209604156 U CN 209604156U
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Abstract
The utility model discloses a kind of combustion engine lubricating oil systems, the Lubricating oil tank is connect by main oil pump with the first duplex strainer, the outlet and the import of A bearing of first duplex strainer, the import that B axle is held, the import of C bearing, the import of D bearing, the import of equipment gear axle box bearing connects, the outlet of the A bearing, the outlet that B axle is held, the outlet of C bearing, the outlet of D bearing, the outlet of equipment gear axle box bearing is connected separately with scavenge oil pump, the outlet of the scavenge oil pump is connect with the import of the second duplex strainer respectively, the outlet of second duplex strainer and the import of duplex lube oil cooler, one import of thermostat valve connects, the outlet of the duplex lube oil cooler is connected by another import of pipeline and thermostat valve, the outlet of the thermostat valve is connected by the import of pipeline and Lubricating oil tank.The utility model has the beneficial effect that work efficiency is high, the efficient high-quality oil strain of and realization good to the control effect of oil pressure oil temperature.
Description
Technical field
The utility model relates to gas turbine field, in particular to a kind of combustion engine lubricating oil system.
Background technique
Gas turbine is gas continuously to flow as working medium impeller high speed rotation, is to have by the energy conversion of fuel
Diligent internal combustion type dynamic power machine, is a kind of rotary vane type Thermal Motor, and gas turbine needs during normal work
It to be lubricated oil lubrication operation to the bearing in gas turbine, in order to reduce mechanical wear, improves the service life of bearing.Mesh
Before, domestic unit oil system is external mating introduction mostly, and the various mating oil system of gas turbine requires difference because of unit
And respectively having feature, oil system is arranged in gas turbine room chamber body by most of existing various gas turbine units.
Combustion engine lubricating oil system, lubricating oil therein can generate certain pressure in the process of work, if pressure mistake
Greatly, it handles not in time, it is easy to cause the explosion of pipeline and the breakage of associated components；Lubricating oil is in the bearing for flowing through high-speed rotation
Afterwards, a large amount of heat can be generated, if these heats cannot be handled timely and effectively in conjunction with the oil pressure generated, the dynamics of destruction can be more
Greatly；And lubricating oil, during recycling, purity can reduce gradually, containing some mechanical wear rear impurities, if
These impurity cannot be handled timely and effectively, but will accelerate the abrasion of associated bearings；And current combustion engine lubricating oil system exists
There is also defects on working efficiency.
Therefore, designing one kind, work efficiency is high, good to the control effect of oil pressure oil temperature, the combustion engine lubrication of efficient high-quality oil strain
Oil system is very necessary.
Utility model content
The utility model provides a kind of combustion engine lubricating oil system, can solve the problems mentioned above in the background art.
The utility model provides a kind of combustion engine lubricating oil system, including Lubricating oil tank, smoke expelling device, main oil pump, first
Safety valve, the first duplex strainer, VSV oil pump, the second safety valve, VSV actuator, A bearing, B axle hold, C bearing, D bearing, auxiliary
Help box bearing, scavenge oil pump, thermostat valve, the second duplex strainer, third safety valve, duplex lube oil cooler and unidirectional
The outlet of valve, the Lubricating oil tank is connected by the import of pipeline and main oil pump, the outlet of the main oil pump by pipeline with
The import of first duplex strainer connects, and the outlet of first duplex strainer passes through the import of pipeline and VSV oil pump, A axis
Import that the import held, B axle are held, the import of C bearing, the import of D bearing, the import of equipment gear axle box bearing connection, the VSV
The outlet of oil pump is connect by pipeline with the import of VSV actuator, and the outlet of the VSV actuator passes through pipeline and the first duplex
The import of filter connects, outlet that the outlet of the A bearing, B axle are held, the outlet of C bearing, the outlet of D bearing, equipment gear
The outlet of axle box bearing passes through piping connection respectively scavenge oil pump, and the outlet of the scavenge oil pump passes through pipeline and the second duplex mistake respectively
The import of filter connects, and the outlet of second duplex strainer passes through import, the temperature control of pipeline and duplex lube oil cooler
One import of valve connects, and the outlet of the duplex lube oil cooler is connected by another import of pipeline and thermostat valve, described
The outlet of thermostat valve is connected by the import of pipeline and Lubricating oil tank, and there are two cold for setting on the duplex lube oil cooler
But case, water inlet and water outlet are provided on each cooler bin, and the water inlet passes through pipeline and cooling water supply pipe
Connection, the water outlet are connect by pipeline with cooling water return pipe.
Preferably, being connected with smoke expelling device on the Lubricating oil tank.
Preferably, the import of the main oil pump is connect by pipeline with the import of the first safety valve, the main oil pump goes out
Mouth is connect by pipeline with the outlet of the first safety valve.
Preferably, the import of the VSV oil pump is connect by pipeline with the import of the second safety valve, the VSV oil pump
Outlet is connect by pipeline with the outlet of the second safety valve.
Preferably, the import of second duplex strainer is connect by pipeline with the import of third safety valve, described the
The outlet of three safety valves is connected by the import of pipeline and Lubricating oil tank.
Preferably, on the exit pipeline of first duplex strainer, on the entrance pipeline of the second duplex strainer
And check valve is provided on the pipeline of the water outlet of duplex lube oil cooler.
A kind of combustion engine lubricating oil system provided by the utility model, gas turbine starting have hydraulic activating system to drive combustion gas
The rotation of turbine compressor, compressor drive main oil pump to rotate by gear-box, and the lubricating oil in Lubricating oil tank passes through lubricating oil
Fuel-tank outlet valve, outlet enter main oil pump, and main oil pump outlet is equipped with the first safety valve, and main oil pump outlet oil pressure power is excessively high
When the first safety valve open part oil and be back to the import of main oil pump, the first safety valve is closed after pressure reduction, guarantees input pressure
In safe range；Lubricating oil after main oil pump pressurizes is divided into six tunnels after the high efficiency filter of the first duplex strainer,
The first via is by equally by the VSV oil pump of gas turbine blower main shaft drives, the first duplex strainer is to VSV oil pump for lubrication
Oil drives VSV actuator, for adjusting gas turbine blower air inlet guide vane angle, realizes that oil return is back to main oil pump outlet；The
Two tunnels, third road, the 4th tunnel, the 5th tunnel, the 6th tunnel respectively enters A bearing, B axle is held, C bearing, D bearing, auxiliary gearbox axis
It holds, and oil return main pipe is imported by respective scavenge oil pump, filtered using the second duplex strainer, temperature lower part is straight
It taps into thermostat valve to return in Lubricating oil tank, the higher a part of temperature is by returning to lubricating oil after duplex lube oil cooler
In fuel tank, the high-efficiency lubricating circulation of entire combustion engine lubricating system is realized；And the import of the second duplex strainer by pipeline with
The import of third safety valve connects, and the outlet of the third safety valve is connected by the import of pipeline and Lubricating oil tank, wherein
Third safety valve when return pressure is excessively high third safety valve open part oil be directly back to Lubricating oil tank, after pressure reduction
Third safety valve is closed, and lubricating oil flows into the second duplex strainer, guarantees oil return oil pressure in safe range.
Detailed description of the invention
Fig. 1 is a kind of connection schematic diagram of combustion engine lubricating oil system provided by the utility model.
Description of symbols: 1- Lubricating oil tank；2- smoke expelling device；3- main oil pump；The first safety valve of 4-；5- the first duplex mistake
Filter；6-VSV oil pump；The second safety valve of 7-；8-VSV actuator；9-A bearing；10-B bearing；11-C bearing；12-D bearing；
13- equipment gear axle box bearing；14- scavenge oil pump；15- thermostat valve；The second duplex strainer of 16-；17- third safety valve；18- duplex
Lube oil cooler；19- check valve.
Specific embodiment
With reference to the accompanying drawing, a specific embodiment of the utility model is described in detail, it is to be understood that this
The protection scope of utility model is not limited by the specific implementation.
As shown in Figure 1, a kind of combustion engine lubricating oil system provided by the embodiment of the utility model, including Lubricating oil tank 1, remove
Cigarette device 2, main oil pump 3, the first safety valve 4, the first duplex strainer 5, VSV oil pump 6, the second safety valve 7, VSV actuator 8, A axis
It holds 9, B axle and holds 10, C bearing 11, D bearing 12, equipment gear axle box bearing 13, scavenge oil pump 14, thermostat valve 15, the second duplex strainer
16, third safety valve 17, duplex lube oil cooler 18 and check valve 19, the outlet of the Lubricating oil tank 1 by pipeline with
The import of main oil pump 3 connects, and the outlet of the main oil pump 3 is connect by pipeline with the import of the first duplex strainer 5, and described the
10 import, C bearing are held by pipeline and the import of VSV oil pump 6, the import of A bearing 9, B axle in the outlet of one duplex strainer 5
11 import, the import of D bearing 12, the import of equipment gear axle box bearing 13 connection, the outlet of the VSV oil pump 6 passes through pipeline
It is connect with the import of VSV actuator 8, the outlet of the VSV actuator 8 is connected by the import of pipeline and the first duplex strainer 5
It connects, 10 outlet, the outlet of C bearing 11, the outlet of D bearing 12, equipment gear axle box bearing is held in the outlet of the A bearing 9, B axle
13 outlet passes through piping connection respectively scavenge oil pump 14, and the outlet of the scavenge oil pump 14 passes through pipeline and the second duplex mistake respectively
The import of filter 16 connects, the outlet of second duplex strainer 16 by pipeline and duplex lube oil cooler 18 into
Mouthful, an import of thermostat valve 15 connection, the outlet of the duplex lube oil cooler 18 is another by pipeline and thermostat valve 15
The outlet of import connection, the thermostat valve 15 is connect by pipeline with the import of Lubricating oil tank 1, and the duplex lubricating oil is cooling
Setting is provided with water inlet and water outlet on each cooler bin, the water inlet passes through there are two cooler bin on device 18
Pipeline is connect with cooling water supply pipe, and the water outlet is connect by pipeline with cooling water return pipe.
Smoke expelling device 2 is connected on the Lubricating oil tank 1.
The import of the main oil pump 3 is connect by pipeline with the import of the first safety valve 4, and the outlet of the main oil pump 3 is logical
Pipeline is crossed to connect with the outlet of the first safety valve 4.
The import of the VSV oil pump 6 is connect by pipeline with the import of the second safety valve 7, the outlet of the VSV oil pump 6
It is connect by pipeline with the outlet of the second safety valve 7.
The import of second duplex strainer 16 is connect by pipeline with the import of third safety valve 17, the third peace
The outlet of full valve 17 is connect by pipeline with the import of Lubricating oil tank 1.
On the exit pipeline of first duplex strainer 5, on the entrance pipeline of the second duplex strainer 16 and
Check valve 19 is provided on the pipeline of the water outlet of duplex lube oil cooler 18.
Working principle: the combustion engine lubricating oil system, gas turbine starting have hydraulic activating system driving gas turbine to calm the anger
Machine rotation, compressor drive main oil pump 3 to rotate by gear-box, and the lubricating oil in Lubricating oil tank 1 goes out by Lubricating oil tank 1
Mouth valve, outlet enter main oil pump 3, and the outlet of main oil pump 3 is equipped with the first safety valve 4, when 3 outlet oil pressure power of main oil pump is excessively high
First safety valve 4 opens the import that part oil is back to main oil pump 3, and the first safety valve 4 is closed after pressure reduction, guarantees input pressure
In safe range；Lubricating oil after the pressurization of main oil pump 3 is divided into six after the high efficiency filter of the first duplex strainer 5
Road, the first via is by equally by the VSV oil pump 6 of gas turbine blower main shaft drives, and the first duplex strainer 5 is to VSV oil pump 6
For lubricating oil, VSV actuator 8 is driven, for adjusting gas turbine blower air inlet guide vane angle, realizes that oil return is back to main oil pump
3 outlets；Second tunnel, third road, the 4th tunnel, the 5th tunnel, the 6th tunnel respectively enters A bearing 9, B axle holds 10, C bearing 11, D bearing
12, equipment gear axle box bearing 13, and oil return main pipe is imported by respective scavenge oil pump 14, using 16 mistake of the second duplex strainer
Filter, temperature lower part are directly entered thermostat valve 15 and return in Lubricating oil tank 1, and the higher a part of temperature passes through duplex
It is returned to after lube oil cooler 18 in Lubricating oil tank 1, realizes the high-efficiency lubricating circulation of entire combustion engine lubricating system；And second
The import of duplex strainer 16 is connect by pipeline with the import of third safety valve 17, and the outlet of the third safety valve 17 passes through
Pipeline is connect with the import of Lubricating oil tank 1, and third safety valve 17 therein third safety valve 17 when return pressure is excessively high is beaten
It opens part oil and is directly back to Lubricating oil tank 1, third safety valve 17 is closed after pressure reduction, and lubricating oil flows into the filtering of the second duplex
In device 16, guarantee oil return oil pressure in safe range.
Disclosed above is only specific embodiment of the utility model, and still, the utility model embodiment is not limited to
This, the changes that any person skilled in the art can think of should all fall into the protection scope of the utility model.
Claims (6)
1. a kind of combustion engine lubricating oil system, it is characterised in that: including Lubricating oil tank (1), smoke expelling device (2), main oil pump (3),
One safety valve (4), the first duplex strainer (5), VSV oil pump (6), the second safety valve (7), VSV actuator (8), A bearing (9),
B axle holds (10), C bearing (11), D bearing (12), equipment gear axle box bearing (13), scavenge oil pump (14), thermostat valve (15), second pair
Join filter (16), third safety valve (17), duplex lube oil cooler (18) and check valve (19), the Lubricating oil tank
(1) outlet is connect by pipeline with the import of main oil pump (3), and the outlet of the main oil pump (3) passes through pipeline and the first duplex
The import of filter (5) connects, and the outlet of first duplex strainer (5) passes through the import of pipeline and VSV oil pump (6), A axis
Hold the import of (9), B axle holds the import of (10), the import of C bearing (11), the import of D bearing (12), equipment gear axle box bearing
(13) import connection, the outlet of the VSV oil pump (6) are connect by pipeline with the import of VSV actuator (8), and the VSV is held
The outlet of row device (8) is connect by pipeline with the import of the first duplex strainer (5), and the outlet of the A bearing (9), B axle are held
(10) outlet, the outlet of C bearing (11), the outlet of D bearing (12), the outlet of equipment gear axle box bearing (13) passes through pipe respectively
Road is connected with scavenge oil pump (14), and the outlet of the scavenge oil pump (14) passes through the import of pipeline and the second duplex strainer (16) respectively
The outlet of connection, second duplex strainer (16) passes through the import of pipeline and duplex lube oil cooler (18), thermostat valve
(15) import connection, the outlet of the duplex lube oil cooler (18) pass through another import of pipeline and thermostat valve (15)
The outlet of connection, the thermostat valve (15) is connect by pipeline with the import of Lubricating oil tank (1), and the duplex lubricating oil is cooling
Setting is provided with water inlet and water outlet there are two cooler bin on device (18) on each cooler bin, and the water inlet is logical
It crosses pipeline to connect with cooling water supply pipe, the water outlet is connect by pipeline with cooling water return pipe.
2. a kind of combustion engine lubricating oil system as described in claim 1, which is characterized in that connected on the Lubricating oil tank (1)
There are smoke expelling device (2).
3. a kind of combustion engine lubricating oil system as described in claim 1, which is characterized in that the import of the main oil pump (3) passes through
Pipeline is connect with the import of the first safety valve (4), the outlet of the main oil pump (3) by pipeline and the first safety valve (4) out
Mouth connection.
4. a kind of combustion engine lubricating oil system as described in claim 1, which is characterized in that the import of the VSV oil pump (6) passes through
Pipeline is connect with the import of the second safety valve (7), the outlet of the VSV oil pump (6) by pipeline and the second safety valve (7) out
Mouth connection.
5. a kind of combustion engine lubricating oil system as described in claim 1, which is characterized in that second duplex strainer (16)
Import is connect by pipeline with the import of third safety valve (17), and the outlet of the third safety valve (17) passes through pipeline and lubrication
The import of fuel tank (1) connects.
6. a kind of combustion engine lubricating oil system as described in claim 1, which is characterized in that first duplex strainer (5)
On the pipeline of exit, on the entrance pipeline of the second duplex strainer (16) and the water outlet of duplex lube oil cooler (18)
Check valve (19) are provided on the pipeline at place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920191576.9U CN209604156U (en) | 2019-02-12 | 2019-02-12 | A kind of combustion engine lubricating oil system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920191576.9U CN209604156U (en) | 2019-02-12 | 2019-02-12 | A kind of combustion engine lubricating oil system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209604156U true CN209604156U (en) | 2019-11-08 |
Family
ID=68402017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920191576.9U Active CN209604156U (en) | 2019-02-12 | 2019-02-12 | A kind of combustion engine lubricating oil system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209604156U (en) |
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2019
- 2019-02-12 CN CN201920191576.9U patent/CN209604156U/en active Active
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