CN209818172U - Gas turbine bearing lubricating multifunctional hydraulic pump - Google Patents

Abstract

The utility model provides a lubricated multi-functional hydraulic pump of gas turbine bearing, including hydraulic pump shell, batch oil tank, heating device, fuel feed pump, fuel feed line and oil return pipe way, wherein: the oil storage tank is arranged in the hydraulic pump shell; the heating device is connected with the oil storage tank and can heat the oil storage tank; the oil supply pipeline and the oil return pipeline are both communicated with the oil storage tank; the oil supply pump is arranged on the oil supply pipeline and realizes oil supply. The utility model has the advantages that the oil storage tank is provided with the heater, thereby solving the problems that the lubricating oil viscosity is increased and the bearing can not be fully lubricated in the low-temperature environment on site; by arranging the oil return filter, lubricating oil can be repeatedly used; two filters are provided to ensure the cleanliness of the lubricating oil; a plurality of oil return pipelines are provided, and oil return collection can be performed on a plurality of oil return ports simultaneously, and the oil return pipelines can be reused; a pressure regulating valve and a pressure gauge are provided to control the pressure during oil supply.

Description

Gas turbine bearing lubricating multifunctional hydraulic pump

Technical Field

The utility model relates to a bearing lubrication field specifically relates to a lubricated multi-functional hydraulic pump of gas turbine bearing.

Background

With the development of distributed energy sources promoted in China, the gas turbine is increasingly widely used. When we enjoy the green and pure energy from the distributed energy, we also face the difficulty of high maintenance and cost of the gas turbine. The utility model discloses mainly used is when gas turbine is when unable normal operating (shut down and maintain), or when sealing up for a long time, lubricates and rotates gas turbine's bearing. The bearing is the most important part in the gas turbine, and once the bearing is corroded or fixed for a long time to deform, the bearing can cause serious economic loss (at present, the capability of repairing or replacing the bearing of the imported gas turbine is not realized in China). Therefore, maintenance of the gas turbine bearings is necessary, and a proper bearing lubrication device is very critical. If the bearing is not lubricated properly, the bearing cannot play the role of protection. Moreover, if improper operations are taken during the operation of bearing lubrication, serious and irreparable damage can be caused to the interior of the engine bearing. The utility model discloses avoid and solve from the equipment aspect when gas turbine bearing lubricates, the human error that probably takes place.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a lubricated multi-functional hydraulic pump of gas turbine bearing.

According to the utility model provides a pair of lubricated multi-functional hydraulic pump of gas turbine bearing, including hydraulic pump shell, batch oil tank, heating device, fuel feed pump, fuel feed pipe and oil return pipe way, wherein:

the oil storage tank is arranged in the hydraulic pump shell;

the heating device is connected with the oil storage tank and can heat the oil storage tank;

the oil supply pipeline and the oil return pipeline are both communicated with the oil storage tank;

the oil supply pump is arranged on the oil supply pipeline and realizes oil supply.

Preferably, the oil supply device further comprises a filter, and the filter is installed on the oil supply pipeline and the oil return main pipeline.

Preferably, the liquid level indicator further comprises a liquid level indicator, and the liquid level indicator is mounted on the oil return pipeline.

Preferably, the manual oil supply handle is further included and connected with the oil supply pump.

Preferably, the oil supply system further comprises a pressure gauge and/or a pressure regulating valve, and the pressure gauge and/or the pressure regulating valve are/is arranged on the oil supply pipeline.

Preferably, the fuel supply system further comprises a pressure sensor, and the pressure sensor is connected with the fuel supply pump.

Preferably, one or more return lines are provided.

Preferably, still include supporting device, supporting device includes drive universal joint, motor support bracket and pressure signal receiver, wherein:

the motor is arranged on the motor support bracket; the driving universal joint is arranged at one end of the motor; the pressure signal receiver is arranged on the motor.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model has the advantages that the oil storage tank is provided with the heater, thereby solving the problems that the lubricating oil viscosity is increased and the bearing can not be fully lubricated in the low-temperature environment on site;

2. the utility model provides an oil return filter, which solves the problem of the prior lubricating oil waste and can repeatedly make the lubricating oil;

3. the utility model provides two filters, the oil supply port filter ensures the cleanliness of the lubricating oil entering the bearing of the gas turbine, and the oil return port filter ensures the cleanliness of the lubricating oil which is recycled;

4. the utility model provides a plurality of oil return pipelines, which can simultaneously collect and recycle the oil return from a plurality of oil return ports;

5. the utility model provides an air-vent valve and a pressure gauge, which are convenient for monitoring the oil supply pressure, the pressure gauge is used for controlling the pressure during manual oil supply, the air-vent valve controls the pressure during automatic oil supply, when the set warning pressure is exceeded, a bypass is automatically opened, so that part of the oil supply is shunted to an oil storage tank, and the pressure relief effect is realized;

6. the utility model discloses can send motor signal to according to the fuel feeding pressure of difference to make the motor according to the rotatory combustion engine of rotational speed of matching. It is ensured that the combustion engine bearings rotate while being supplied with oil, so that the lubricating oil completely covers all bearing surfaces.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a view showing a structure of an oil feed pump according to the present invention;

FIG. 2 is a schematic structural view of the auxiliary device of the present invention;

fig. 3 is an internal structure view of the fuel feed pump of the present invention.

The figures show that:

oil storage tank 1

Oil feed pump 2

Reservoir heater 3

Filter 4

Pressure gauge 5

Oil supply line 6

Oil return line 7

Liquid-viewing mirror 8

Pressure sensor 9

Pressure regulating valve 10

Manual oil supply handle 11

Power supply 12

Oil filling port 13

Oil drain port 14

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

As shown in fig. 1 to 3, according to the utility model provides a lubricated multi-functional hydraulic pump of gas turbine bearing, including batch oil tank 1, fuel feed pump 2, batch oil tank heater 3, filter 4, manometer 5, supply oil pipe way 6, return oil pipe way 7, liquid sight glass 8, pressure sensor 9, air-vent valve 10, manual oil feed handle 11, power 12, oiling mouth 13 and oil drain port 14, wherein: the oil reservoir 1 is built in the hydraulic pump housing for storing lubricating oil. The oil reservoir 1 includes an oil filling port 13 and an oil discharge port 14 for filling oil and discharging oil, respectively. The oil feed pump 2 is built in a hydraulic pump housing, and the pump can be manually pressurized to feed oil, or can be automatically fed by driving the hydraulic pump with an electric motor. The oil reservoir heater 3 is installed in the oil reservoir for heating the lubricating oil. Prevent the viscosity of the lubricating oil from increasing under the low-temperature environment. The reservoir heater 3 is electrically heated. Two filters 4 are provided for filtering the lubricating oil to maintain cleanliness. The two filters are respectively arranged on the oil supply pipeline and the oil return pipeline, so that the filter element can be replaced at any time, and the matching is carried out according to different lubricating oil and the requirements of the gas turbine on oil products. The pressure gauge 5 is a mechanical pressure gauge and is used for displaying the pressure during manual pressurization oil supply. The oil supply pipeline 6 comprises a metal hose with a quick joint, and the size of the joint can be changed to match oil injection ports of different combustion engine bearings. The oil return pipeline 7 comprises a metal hose with a quick connector, and the size of the connector can be changed to match oil discharge ports of different gas turbine bearings. The liquid sight glass 8 is installed on the oil return pipeline 7 and used for observing the oil return condition. The pressure sensor 9 is used for receiving the pressure during automatic oil supply and transmitting a signal to a motor for driving the combustion engine to rotate. The pressure regulating valve 10 is installed on the main oil supply line, and the pressure regulating valve 10 can regulate the pressure during automatic oil supply. When the pressure exceeds the set value, the pressure is automatically released. The manual oil feed handle 11 is used to manually drive the hydraulic pump. The power source 12 is used to provide power to the entire system of hydraulic pumps, which may be recharged. The driving universal joint 15 is used for connecting a driving end of the gas turbine barring, and the size of the joint can be changed according to different types of gas turbines. The motor support bracket 16 is used for fixing a motor bracket for driving the gas turbine to rotate, and the height of the motor bracket can be adjusted by stretching and retracting the length. The pressure signal receiver 17 receives a signal of the oil supply pressure and transmits it to the motor at a specified rotation speed. The electric machine 18 is used to rotate the gas turbine turning ports.

The utility model discloses a from taking the heater in the oil storage tank, solved the difficulty when lubricated to the engine bearing under the on-the-spot low temperature condition. Different lubricating oils have different requirements on the temperature at which they are used. Temperature affects the viscosity of the lubricating oil, and at low temperatures, the fluidity of the lubricating oil is deteriorated, possibly causing the position of the bearing portion to be unlubricated. The patent of the utility model provides an oil return filter has solved the extravagant condition of lubricating oil in the past. In the past, the handheld hydraulic pump only provides oil supply, and redundant oil after lubrication is directly discharged from an oil discharge port. The lubricating oil can be repeatedly used. The patent of the utility model provides a two filters, supply oil mouth filter to ensure the cleanliness that gets into the lubricating oil in the combustion engine bearing. And the filter of the oil return port ensures the cleanliness of the reused lubricating oil. The patent of the utility model provides a plurality of oil return pipelines can carry out the oil return to a plurality of oil return mouths simultaneously and collect to reuse. The patent of the utility model provides an air-vent valve and manometer are convenient for monitor fuel feeding pressure. The pressure gauge is used for controlling pressure during manual oil supply. The pressure regulating valve controls the pressure during automatic oil supply, and when the set warning pressure is exceeded, the bypass is automatically opened, so that part of the supplied oil is shunted to the oil storage tank, and the pressure relief effect is realized. The utility model discloses a can send motor signal to according to the fuel feeding pressure of difference to make the motor according to the rotatory combustion engine of rotational speed of matching. It is ensured that the combustion engine bearings rotate while being supplied with oil, so that the lubricating oil completely covers all bearing surfaces.

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims (8)

1. The utility model provides a lubricated multi-functional hydraulic pump of gas turbine bearing which characterized in that, includes hydraulic pump casing, batch oil tank, heating device, fuel feed pump, fuel feed line and oil return pipeline, wherein:

the oil storage tank is arranged in the hydraulic pump shell;

the heating device is connected with the oil storage tank and can heat the oil storage tank;

the oil supply pipeline and the oil return pipeline are both communicated with the oil storage tank;

the oil supply pump is arranged on the oil supply pipeline and realizes oil supply.

2. The gas turbine bearing-lubricating multifunctional hydraulic pump of claim 1, further comprising a filter mounted on the oil supply line and the oil return main line.

3. The gas turbine bearing lubricated multifunctional hydraulic pump of claim 1, further comprising a hydraulic fluid mirror mounted on the oil return line.

4. The gas turbine bearing-lubricating multifunctional hydraulic pump of claim 1, further comprising a manual oil supply handle connected to the oil supply pump.

5. The gas turbine bearing-lubricating multifunctional hydraulic pump according to claim 1, further comprising a pressure gauge and/or a pressure regulating valve provided on the oil supply line.

6. The gas turbine bearing-lubricated multifunctional hydraulic pump of claim 1, further comprising a pressure sensor connected to the supply pump.

7. The gas turbine bearing-lubricated multifunctional hydraulic pump according to claim 1, wherein the oil return conduit is provided with one or more.

8. The gas turbine bearing lubricated multifunctional hydraulic pump of claim 1, further comprising a kit comprising a drive gimbal, a motor support bracket, and a pressure signal receiver, wherein:

the motor is arranged on the motor support bracket; the driving universal joint is arranged at one end of the motor; the pressure signal receiver is arranged on the motor.