CN218817647U

CN218817647U - Lubricating device for main bearing of wind driven generator

Info

Publication number: CN218817647U
Application number: CN202223147835.9U
Authority: CN
Inventors: 娄彦富
Original assignee: Panjin Wanyang Technology Co ltd
Current assignee: Panjin Wanyang Technology Co ltd
Priority date: 2022-11-27
Filing date: 2022-11-27
Publication date: 2023-04-07
Anticipated expiration: 2032-11-27

Abstract

The utility model discloses a aerogenerator base bearing lubricating arrangement, the on-line screen storage device comprises a base, base top one side is equipped with the oil tank, oil tank one side is equipped with the pump body, pump body input end leads oil pipe through the first and is linked together with the oil tank, pump body output end is equipped with out oil pipe, pump body one side is kept away from to the oil tank is equipped with filtering component, filtering component leads oil pipe through the second and is linked together with the oil tank, filtering component keeps away from oil tank one side and is equipped with back oil pipe. This kind of lubricating arrangement simple structure, convenient operation, the filter effect is good, can be automatic to the generator base bearing interpolation lubricating oil, the effectual convenience that improves lubricating oil and add has improved the safety in utilization of generator main shaft.

Description

Lubricating device for main bearing of wind driven generator

Technical Field

The utility model relates to a aerogenerator technical field specifically is a aerogenerator base bearing lubricating arrangement.

Background

The main shaft of the wind driven generator is an important part for connecting a wind fin of the wind driven generator and a base of the wind driven generator, generally, under the condition that a bearing with one fixed end and one floating end is arranged, a fixed end bearing (a double-row tapered roller bearing or a self-aligning roller bearing) bears radial force and axial force at the same time, and a floating end bearing (a cylindrical roller bearing or a self-aligning roller bearing) only bears the radial force; because the direction of the axial force is from the rotor end to the gearbox end, only one row of rollers near one end of the gearbox will carry all the axial force, whether a double row tapered roller bearing or a self aligning roller bearing is used. The main shaft bearing of the existing wind driven generator is not provided with an automatic lubricating system in daily lubricating grease maintenance, lubricating grease still needs to be manually lubricated and supplemented, namely the lubricating grease needs to be manually supplemented at regular intervals, the technical problems of untimely oiling, overlarge single oiling amount and the like often exist, the problems of abrasion and high temperature of the main shaft bearing are frequently caused, and the safe, efficient and reliable operation of the wind driven generator is seriously influenced. Therefore, a lubricating device for a main bearing of a wind driven generator is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a aerogenerator base bearing lubricating arrangement to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a aerogenerator base bearing lubricating arrangement, includes the base, base top one side is equipped with the oil tank, oil tank one side is equipped with the pump body, pump body input leads oil pipe through first and is linked together with the oil tank, pump body output is equipped with out oil pipe, the oil tank is kept away from pump body one side and is equipped with filtering component, filtering component leads oil pipe through the second and is linked together with the oil tank, filtering component keeps away from oil tank one side and is equipped with back oil pipe, filtering component includes the casing, casing and base fixed connection, the middle part is equipped with first screen frame in the casing, the first screen frame outside is equipped with the second screen frame, be equipped with the filter core between first screen frame and the second screen frame, the casing is close to back oil pipe one side and is equipped with the oil inlet, the oil inlet extends to inside the first screen frame, the casing is kept away from oil inlet one side and is equipped with the oil-out.

Preferably, an oil inlet pipe is arranged at the upper end of the oil tank, and a first valve is arranged on the oil inlet pipe.

Preferably, a pressure gauge is arranged on the first oil guide pipe.

Preferably, the oil outlet pipe is provided with a second valve.

Preferably, a third valve is arranged on the oil return pipe.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of aerogenerator base bearing lubricating arrangement, through the transmission of the pump body, make lubricating oil can enter into motor main bearing through an oil pipe inside to reach the lubricated effect of motor main bearing, inside the lubricating oil that flows back from motor main bearing enters into filter assembly through returning oil pipe, can filter lubricating oil through the inside filter core of filter assembly, inside the oil tank that flows back of having avoided the solidification. This kind of lubricating arrangement simple structure, convenient operation, the filter effect is good, can be automatic to the generator base bearing interpolation lubricating oil, the effectual convenience that improves lubricating oil and add has improved the safety in utilization of generator main shaft.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a cross-sectional view of the filter assembly of the present invention;

in the figure: the oil pump comprises a base 1, an oil tank 2, a pump body 3, a first oil guide pipe 4, an oil outlet pipe 5, an oil inlet pipe 6, a first valve 7, a second valve 8, a filter assembly 9, a shell 91, a first screen frame 92, a second screen frame 93, a filter element 94, an oil inlet 95, an oil outlet 96, a second oil guide pipe 10, an oil return pipe 11, a third valve 12 and a pressure gauge 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a lubricating device for a main bearing of a wind driven generator comprises a base 1, wherein an oil tank 2 is arranged on one side above the base 1, a pump body 3 is arranged on one side of the oil tank 2, the input end of the pump body 3 is communicated with the oil tank 2 through a first oil guide pipe 4, an output end of the pump body 3 is provided with an oil outlet pipe 5, when the pump body 3 works, the pump body 3 can extract lubricating oil in the oil tank 2 through the first oil guide pipe 4, the lubricating oil can enter the main bearing of the motor through the oil outlet pipe through transmission of the pump body 3, so that the lubricating effect on the main bearing of the motor is achieved, a filtering component 9 is arranged on one side, away from the pump body 3, of the oil tank 2, the filtering component 9 is communicated with the oil tank 2 through a second oil guide pipe 10, an oil return pipe 11 is arranged on one side, away from the oil tank 2, of the filtering component 9 comprises a shell 91, casing 91 and base 1 fixed connection, the middle part is equipped with first screen frame 92 in casing 91, first screen frame 92 outside is equipped with second screen frame 93, and first screen frame 92 and second screen frame 93 can carry on spacingly to filter core 94, be equipped with filter core 94 between first screen frame 92 and the second screen frame 93, casing 91 is close to oil return pipe 11 one side and is equipped with oil inlet 95, oil inlet 95 extends to inside first screen frame 92, casing 91 keeps away from oil inlet 95 one side and is equipped with oil-out 96, and oil inlet 95 is linked together with oil return pipe 11, and oil-out 96 leads oil pipe 10 with the second and is linked together, and inside lubricating oil that flows back from the motor base bearing entered into filter assembly 9 through oil return pipe 11, can filter lubricating oil through the inside filter core 94 of filter assembly 9, has avoided the inside oil tank 2 that flows back of solidification.

An oil inlet pipe 6 is arranged at the upper end of the oil tank 2, a first valve 7 is arranged on the oil inlet pipe 6, lubricating oil can be added into the oil tank 2 through the oil inlet pipe 6, and the first valve 7 can control the on-off of the oil inlet pipe 6.

Be equipped with manometer 13 on the first oil pipe 4, the setting of manometer 13 can show the inside oil pressure of oil tank 2, and the staff of being more convenient for in time knows the inside lubricating oil stock of oil tank 2.

And a second valve 8 is arranged on the oil outlet pipe 5, and the second valve 8 can control the on-off of the oil outlet pipe 5.

And a third valve 12 is arranged on the oil return pipe 11, and the third valve 12 can control the on-off of the oil return pipe 11.

Specifically, the utility model discloses in, pump body 3 is carrying out the during operation, pump body 3 can extract the lubricating oil of 2 inside of oil tanks through first oil pipe 4 of leading, through the transmission of pump body 3, make lubricating oil enter into inside the motor base bearing through an oil pipe, thereby reach the lubricated effect of motor base bearing, oil inlet 95 is linked together with time oil pipe 11, oil pipe 10 is led with the second to the oil-out 96, the lubricating oil that flows back from the motor base bearing enters into inside filter assembly 9 through time oil pipe 11, can filter lubricating oil through the inside filter core 94 of filter assembly 9, the backflow of solidification has been avoided inside oil tank 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A aerogenerator base bearing lubricating arrangement, includes base (1), its characterized in that: base (1) top one side is equipped with oil tank (2), oil tank (2) one side is equipped with the pump body (3), pump body (3) input is linked together through first oil pipe (4) of leading with oil tank (2), pump body (3) output is equipped with oil outlet pipe (5), oil tank (2) are kept away from pump body (3) one side and are equipped with filtering component (9), filtering component (9) are led oil pipe (10) through the second and are linked together with oil tank (2), filtering component (9) are kept away from oil tank (2) one side and are equipped with back oil pipe (11), filtering component (9) are including casing (91), casing (91) and base (1) fixed connection, casing (91) interior middle part is equipped with first net frame (92), first net frame (92) outside is equipped with second net frame (93), be equipped with between first net frame (92) and second net frame (93) oil inlet (94), casing (91) are close to back oil pipe (11) one side and are equipped with oil inlet (95), first net frame (95) extend to first net frame (92), casing (96) inside is equipped with oil inlet (95).

2. The lubrication device for the main bearing of the wind turbine as claimed in claim 1, wherein: the oil tank (2) upper end is equipped with into oil pipe (6), be equipped with first valve (7) on advancing oil pipe (6).

3. The lubrication device for the main bearing of the wind turbine as claimed in claim 1, wherein: and a pressure gauge (13) is arranged on the first oil guide pipe (4).

4. The lubrication device for the main bearing of the wind turbine as claimed in claim 1, wherein: and a second valve (8) is arranged on the oil outlet pipe (5).

5. The main bearing lubrication device of a wind turbine according to claim 1, wherein: and a third valve (12) is arranged on the oil return pipe (11).