CN211549906U

CN211549906U - Insulation framework device for wind driven generator

Info

Publication number: CN211549906U
Application number: CN202020051104.6U
Authority: CN
Inventors: 徐玉宇
Original assignee: Wuxi Dongyuan Motor Co ltd
Current assignee: Wuxi Dongyuan Motor Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-09-22
Anticipated expiration: 2030-01-10

Abstract

The utility model discloses an insulation framework device for a wind driven generator, which comprises an end cover, wherein the inner ring of the end cover is in threaded connection with a fixed sleeve, the inner ring of the fixed sleeve is fixedly provided with an insulation sleeve, the inner wall of the insulation sleeve is fixedly provided with a bearing sleeve, the top of the end cover is in threaded connection with symmetrically distributed oil inlet pipes, the inner wall of the oil inlet pipe is fixedly provided with an antistatic filter element, after long-time use, the friction force in the bearing can be increased, the sealing column is separated from the end cover by reversely rotating the sealing column, namely, lubricating oil can be internally added through the oil inlet pipes and the antistatic filter element, the lubricating oil enters a spiral groove in the fixed sleeve, the lubricating oil can enter the bearing through oil inlet holes in the insulation sleeve and the bearing sleeve in the flowing process of the spiral groove, when the inner ring of the bearing rotates, the bearing is lubricated, the service, the lubricating oil is collected, and the bearing is prevented from being influenced due to excessive addition of the lubricating oil.

Description

Insulation framework device for wind driven generator

Technical Field

The utility model relates to a aerogenerator field especially relates to an aerogenerator is with insulating framework device.

Background

The wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current. The wind-driven generator generally comprises wind wheels, a generator (including a device), a direction regulator (empennage), a tower, a speed-limiting safety mechanism, an energy storage device and other components.

The wind driven generator has simple working principle, the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, and the generator rotates under the drive of the wind wheel shaft to generate electricity. In a broad sense, wind energy is also solar energy, so that the wind power generator is a heat energy utilization generator which uses solar energy as a heat source and uses the atmosphere as a working medium.

This application improves under prior art, in the prior art, because the excitation of aerogenerator rotor adopts frequency conversion equipment to supply power, so can produce high frequency common mode voltage at aerogenerator termination, produce common mode current then, this common mode current can produce the voltage of strideing across the generator bearing through transformer effect, when the crossover voltage who produces has surpassed the insulating ability of bearing emollient, the bearing will flow the electric current, cause the damage of bearing, reduce the life of bearing easily, the easy frictional force grow of bearing among the current aerogenerator after long-time the use simultaneously, be unfavorable for generator main shaft to rotate, be not convenient for add lubricating oil simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an insulation framework device for a wind driven generator.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an aerogenerator is with insulating framework device, includes the end cover, end cover inner circle threaded connection has fixed cover, fixed cover inner circle fixed mounting has insulating cover, insulating cover inner wall fixed mounting has the bearing housing, and the bearing housing shape is T shape, end cover top threaded connection has the oil pipe that advances of symmetric distribution, advance oil pipe and fixed cover threaded connection, oil pipe inner wall fixed mounting has the antistatic filter core.

As a further description of the above technical solution: the bolt is connected with the insulating sleeve in a threaded manner, and penetrates through the insulating sleeve to be connected with the end cover in a threaded manner.

As a further description of the above technical solution: the fixed cover one side is seted up the constant head tank of symmetric distribution, constant head tank sliding connection has the locating piece, and locating piece and insulating cover fixed connection.

As a further description of the above technical solution: the spiral groove is formed in the inner ring of the fixing sleeve and communicated with the oil inlet pipe, the oil inlet holes are vertically formed in the insulating sleeve and the bearing sleeve, and the oil inlet holes are communicated with the spiral groove.

As a further description of the above technical solution: fixed cover bottom sliding connection has the oil outlet pipe with end cover sliding connection, and goes out oil pipe and the inside intercommunication of helicla flute, the one end fixedly connected with oil discharge box that the oil outlet pipe stretches out the end cover bottom, oil discharge box and end cover bottom pass through bolt fixed mounting.

As a further description of the above technical solution: advance oil pipe top butt and have end cover threaded connection's sealed post, the one end fixed mounting that sealed post stretched into the end cover has sealed the pad, and sealed pad and prevent static filter core top butt.

The utility model discloses following beneficial effect has:

1. the utility model discloses in during the installation, it makes fixed cover fixed with the end cover to rotate fixed cover, the constant head tank on the fixed cover is aimed at to the locating piece that sheathes in insulating cover, can install insulating cover and fixed cover, later adorn bearing housing in insulating cover inner circle, it can fixed insulating cover and bearing housing to screw up the bolt, later rotate the oil pipe that advances that is equipped with anti-static filter core, make advance the oil pipe and get into fixed cover and be linked together with the helicla flute in the fixed cover, later rotate sealed post and make sealed pad and anti-static filter core butt, later upwards promote oil pipe and make oil pipe and helicla flute intercommunication oil discharge box and end cover bottom butt this moment, screw up the fixed oil discharge box of bolt, can accomplish holistic installation, the installation of the insulating cover of being convenient for, realize.

2. The utility model discloses in after long-time the use, frictional force can the grow in the bearing of installation in the bearing housing, be unfavorable for the rotation of aerogenerator main shaft, at this moment, the sealed post of reverse rotation makes sealed post break away from with the end cover, can be through the inlet tube with prevent the internal additional lubricating oil of static filter core, lubricating oil is through advancing the oil tube and preventing the helicla flute in static filter core entering fixed cover, lubricating oil is at the helicla flute flow in-process, lubricating oil can get into the bearing through the inlet port on insulating cover and the bearing housing, when the bearing inner race rotates, realize lubricated the bearing, the life of bearing has been improved, the lubricating oil that does not get into the bearing simultaneously flows through an oil pipe and discharges and gets into in the oil extraction box, collect, prevent that lubricating oil from adding too much and.

Drawings

Fig. 1 is a schematic structural diagram of an insulation frame device for a wind turbine according to the present invention;

fig. 2 is a side view of an insulation frame device for a wind turbine according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 2 of the present invention.

Illustration of the drawings:

1-end cover, 2-fixed sleeve, 3-spiral groove, 4-insulating sleeve, 5-bearing sleeve, 6-positioning groove, 7-positioning block, 8-oil outlet pipe, 9-oil discharge box, 10-oil inlet pipe, 11-antistatic filter element, 12-sealing pad and 13-sealing column.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the utility model provides an insulation framework device for wind driven generator, including end cover 1, the inner circle threaded connection of end cover 1 has fixed cover 2, the fixed cover 2 inner circle fixed mounting has insulation cover 4, the insulation cover 4 inner wall fixed mounting has bearing housing 5, and bearing housing 5 shape is T-shaped, the top threaded connection of end cover 1 has symmetrically distributed inlet pipe 10, inlet pipe 10 and fixed cover 2 threaded connection, inlet pipe 10 inner wall fixed mounting has anti-static filter core 11, the installation of inlet pipe 10 is convenient for, anti-static filter core 11 is convenient for absorb and draw away static;

referring to fig. 1, in the present application, symmetrically distributed bolts are connected to both sides of a bearing sleeve 5 in a threaded manner, the bolts are connected to an insulating sleeve 4 in a threaded manner, and the bolts penetrate through the insulating sleeve 4 and are connected to an end cover 1 in a threaded manner, so that the bearing sleeve 5 is dark yellow;

referring to fig. 1, in the application, positioning grooves 6 are symmetrically distributed on one side of a fixed sleeve 2, the positioning grooves 6 are connected with positioning blocks 7 in a sliding manner, and the positioning blocks 7 are fixedly connected with an insulating sleeve 4, so that the insulating sleeve 4 can be conveniently installed and positioned;

referring to fig. 1-3, in the application, a spiral groove 3 is formed in an inner ring of a fixed sleeve 2, the spiral groove 3 is communicated with an oil inlet pipe 10, oil inlet holes which are vertically formed are formed in an insulating sleeve 4 and a bearing sleeve 5, and the oil inlet holes are communicated with the spiral groove 3, so that oil can be conveniently fed;

referring to fig. 2, in the application, the bottom of the fixed sleeve 2 is slidably connected with an oil outlet pipe 8 slidably connected with the end cover 1, the oil outlet pipe 8 is communicated with the inside of the spiral groove 3, one end of the oil outlet pipe 8 extending out of the bottom of the end cover 1 is fixedly connected with an oil discharge box 9, and the oil discharge box 9 and the bottom of the end cover 1 are fixedly installed through bolts, so that excessive lubricating oil can be collected conveniently;

referring to fig. 2 and 3, in the present application, the top end of the oil inlet pipe 10 is abutted with the sealing column 13 in threaded connection with the end cover 1, the sealing column 13 is fixedly provided with the sealing gasket 12 at one end extending into the end cover 1, the sealing gasket 12 is abutted with the top end of the anti-static filter element 11, and the sealing column 13 and the sealing gasket 12 play a role in dust prevention.

The working principle is as follows:

in the application, during installation, the fixed sleeve 2 is rotated to fix the fixed sleeve 2 and the end cover 1, the positioning block 7 on the insulating sleeve 4 is aligned to the positioning groove 6 on the fixed sleeve 2, the insulating sleeve 4 and the fixed sleeve 2 can be installed, then the bearing sleeve 5 is installed in the inner ring of the insulating sleeve 4, the insulating sleeve 4 and the bearing sleeve 5 can be fixed by screwing the bolt, then the oil inlet pipe 10 provided with the anti-static filter element 11 is rotated to enable the oil inlet pipe 10 to enter the fixed sleeve 2 and be communicated with the spiral groove 3 in the fixed sleeve 2, then the sealing column 13 is rotated to enable the sealing gasket 12 to be abutted against the anti-static filter element 11, then the oil outlet pipe 8 is pushed upwards to enable the oil outlet pipe 8 to be communicated with the spiral groove 3, at the moment, the oil discharge box 9 is abutted against the bottom of the end cover 1, the bolt is screwed to fix the oil discharge;

in this application, after long-time use, the interior frictional force of bearing of installation can the grow in the bearing housing 5, be unfavorable for the rotation of aerogenerator main shaft, at this moment, sealed post 13 of reverse rotation makes sealed post 13 break away from with end cover 1, can be through advancing oil pipe 10 and prevent that static filter core 11 is internal to add lubricating oil, lubricating oil advances oil pipe 10 and prevents that static filter core 11 gets into the helicla flute 3 in the fixed cover 2, lubricating oil is at the mobile in-process of helicla flute 3, lubricating oil can get into the bearing through the inlet port on insulating cover 4 and the bearing housing 5, when the bearing inner race rotates, realize lubricated to the bearing, the life of bearing has been improved, the lubricating oil that does not get into the bearing simultaneously flows through going out oil pipe 8 and discharges and gets into in the oil discharge box 9, collect, prevent that lubricating oil from adding too much.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An insulation framework device for a wind driven generator comprises an end cover (1), and is characterized in that: end cover (1) inner circle threaded connection has fixed cover (2), fixed cover (2) inner circle fixed mounting has insulating cover (4), insulating cover (4) inner wall fixed mounting has bearing housing (5), and bearing housing (5) shape is T shape, end cover (1) top threaded connection has the oil pipe (10) of advancing of symmetric distribution, advance oil pipe (10) and fixed cover (2) threaded connection, advance oil pipe (10) inner wall fixed mounting and have antistatic filter core (11).

2. The insulation frame structure device for the wind power generator according to claim 1, wherein: the bolt that bearing housing (5) both sides threaded connection has the symmetric distribution, bolt and insulating cover (4) threaded connection, and the bolt runs through insulating cover (4) and end cover (1) threaded connection.

3. The insulation frame structure device for the wind power generator according to claim 1, wherein: the positioning device is characterized in that positioning grooves (6) which are symmetrically distributed are formed in one side of the fixing sleeve (2), the positioning grooves (6) are connected with positioning blocks (7) in a sliding mode, and the positioning blocks (7) are fixedly connected with the insulating sleeve (4).

4. The insulation frame structure device for the wind power generator according to claim 1, wherein: spiral groove (3) have been seted up to fixed cover (2) inner circle, and spiral groove (3) and advance oil pipe (10) intercommunication, the inlet port of vertical setting is all seted up in insulating cover (4) and bearing housing (5), and inlet port and spiral groove (3) intercommunication.

5. The insulation frame structure device for the wind power generator according to claim 1, wherein: fixed cover (2) bottom sliding connection have with end cover (1) sliding connection's play oil pipe (8), and go out oil pipe (8) and helicla flute (3) inside intercommunication, one end fixedly connected with oil discharge box (9) of end cover (1) bottom is stretched out in play oil pipe (8), oil discharge box (9) pass through bolt fixed mounting with end cover (1) bottom.

6. The insulation frame structure device for the wind power generator according to claim 1, wherein: advance oil pipe (10) top butt and have end cover (1) threaded connection's sealed post (13), the one end fixed mounting that sealed post (13) stretched into end cover (1) has sealed pad (12), and sealed pad (12) and prevent static filter core (11) top butt.