CN210343618U - Wind generating set lubricating oil circulation device - Google Patents

Abstract

The utility model discloses a wind generating set lubricating oil circulating device, the gearbox comprises a gear box, the inside of gear box is opened flutedly, the inside top bilateral symmetry of recess is equipped with first pivot, first pivot passes through the bearing and rotates with the gear box and link to each other, the fixed cup joint of outer wall of first pivot has first gear, and the first gear intermeshing in both sides, the below of first gear is equipped with the second pivot. This wind generating set lubricating oil circulating device, cooperation through double-screw bolt and drainage groove, can make lubricating oil in the continuous circulation flow dropwise add in the top of gear in the inside of gear box, thereby contact department contains lubricating oil when having guaranteed gear intermeshing, avoid appearing the gear surface and do not have the condition such as lubricating oil transmission production pitting, veneer, greatly increased the life of gear, through the cooperation of the screen cloth of the inside below of sleeve and baffle, can filter and collect the impurity in the lubricating oil, made things convenient for the staff to collect the operation of clearing up.

Description

Wind generating set lubricating oil circulation device

Technical Field

The utility model relates to a generating set technical field specifically is a wind generating set lubricating oil circulation device.

Background

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. The wind energy is also solar energy in a broad sense, so that the wind driven generator can be also called as a wind driven generator, the wind driven generator is a heat energy utilization generator taking the sun as a heat source and taking the atmosphere as a working medium, the gear box is needed during transmission of a generator set, the existing gear box only can fill lubricating oil into one part of the lower part of the outer wall of an inner immersed gear of the gear box when in use, when the gear cannot touch the lubricating oil surface after the lubricating oil is used for a long time and is lost, the conditions of pitting corrosion, gluing and the like caused by no lubricating oil transmission on the surface of the gear can occur, the service life of the gear is greatly reduced, impurities exist in the lubricating oil after long-time use, the impurities are attached to teeth of the gear to influence the transmission effect and the service life, the operation of replacing the lubricating oil by workers at regular intervals.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wind generating set lubricating oil circulating device 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: a lubricating oil circulating device of a wind generating set comprises a gear box, wherein a groove is formed in the gear box, a first rotating shaft is symmetrically arranged on the upper side of the inner portion of the groove in a symmetrical mode, the first rotating shaft is connected with the gear box through a bearing in a rotating mode, a first gear is fixedly sleeved on the outer wall of the first rotating shaft and meshed with the first gears on two sides, a second rotating shaft is arranged below the first gear, the second rotating shaft is connected with the gear box through a bearing in a rotating mode, a second gear is fixedly sleeved on the outer wall of the second rotating shaft and meshed with the first gear in a meshed mode, a drainage groove is formed in one side of the groove and is U-shaped, the drainage groove is communicated with the groove in a mutual mode, a stud is arranged below the inner portion of the drainage groove, the outer wall of the stud is adjacent to the inner wall of the drainage groove, the stud is fixedly connected with the second rotating shaft, a sleeve is, the telescopic outer wall below rigid coupling has the screen cloth, the inside below of screen cloth rotates and links to each other there is the baffle, the baffle overlaps joint mutually with the inner wall of screen cloth, top one side of baffle is fixed continuous with the screen cloth through torque spring, open the inside top of gear box has the through-hole, and the through-hole communicates each other with the inside in drainage groove, the inside screw thread of through-hole links to each other there is the gland, the sleeve links to each other with the gland screw thread.

Compared with the prior art, the beneficial effects of the utility model are that: this wind generating set lubricating oil circulating device, cooperation through double-screw bolt and drainage groove, can make lubricating oil in the top of the continuous circulation flow dropwise add in the inside of gear box, thereby contact department contains lubricating oil when having guaranteed gear intermeshing, avoid appearing the gear surface and do not have the lubricating oil transmission and produce the condition such as pitting, the veneer, greatly increased the life of gear, the cooperation through the screen cloth of the inside below of sleeve and baffle, can filter and collect the impurity in the lubricating oil, the operation of clearing up has been made things convenient for the staff to collect, the operation of staff's periodic replacement lubricating oil has been saved, greatly reduced the cost of maintenance, also avoid impurity to adhere to the latch department of gear to influence driven effect and life simultaneously, unnecessary loss has been avoided.

Drawings

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

fig. 2 is a schematic view of a right-view connection structure of the first gear and the second gear in fig. 1 according to the present invention;

fig. 3 is a schematic view of the connection structure of the gland and the sleeve in fig. 2 according to the present invention.

In the figure: 1. the gear box comprises a gear box body, 2, a first gear, 3, a second gear, 4, a second rotating shaft, 5, a groove, 6, a first rotating shaft, 7, a gland, 8, a sleeve, 9, a drainage groove, 10, a stud, 11, a baffle, 12 and a torsion spring.

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. 1-3, the present invention provides a technical solution: a lubricating oil circulating device of a wind generating set comprises a gear box 1, a groove 5 is formed in the gear box 1, lubricating oil is filled in the groove 5, first rotating shafts 6 are symmetrically arranged on two sides above the inner portion of the groove 5, the first rotating shafts 6 are rotatably connected with the gear box 1 through bearings, first gears 2 are fixedly sleeved on the outer wall of the first rotating shafts 6, the first gears 2 on the two sides are meshed with each other, the first gears 2 on the two sides are high-speed teeth and low-speed teeth respectively, the high-speed teeth are connected with a generator spindle, the low-speed teeth are connected with a transmission shaft of an impeller, when the impeller drives the low-speed teeth to rotate through the transmission shaft, the high-speed teeth are driven to drive the generator spindle to rotate so as to generate electricity, a second rotating shaft 4 is arranged below the first gears 2, the second rotating shaft 4 is rotatably connected with the gear box 1 through bearings, and a second gear 3, the second gear 3 is meshed with the first gear 2, the first gear 2 can drive the second gear 3 to rotate through the second rotating shaft 4 by rotating around a bearing through the first rotating shaft 6, one side of the groove 5 is provided with a drainage groove 9, the drainage groove 9 is U-shaped, the drainage groove 9 is communicated with the groove 5, a stud 10 is arranged below the drainage groove 9, the outer wall of the stud 10 is adjacent to the inner wall of the drainage groove 9, the stud 10 is fixedly connected with the second rotating shaft 4, the stud 10 is driven by the second rotating shaft 4 to rotate and can push lubricating oil in the gear box 1 upwards along the drainage groove 9, a sleeve 8 is attached to the upper portion of the inner wall of the drainage groove 9, a screen mesh is fixedly connected below the outer wall of the sleeve 8, a baffle 11 is rotated below the interior of the screen mesh, the baffle 11 is in lap joint with the inner wall of the screen mesh, one side above the baffle 11 is fixedly connected with the screen mesh through a torsion spring 12, under the action of hydraulic pressure, the baffle 11 is pushed to overcome the pressure of the torsion spring 12 to rotate upwards, impurities in lubricating oil or iron filings generated after gear abrasion are filtered by a screen below the inner part of the sleeve 8 and are left on the inner wall, the filtered lubricating oil continuously flows along the drainage groove 9 and returns to the upper part of the inner part of the groove 5 for lubrication, after the rotation is stopped, the baffle 11 is pushed under the pressure of the torsion spring 12 to rotate back to the original position, the baffle 11 is slightly obliquely lapped on the inner wall of the sleeve 8 to be clamped and fixed, a through hole is formed in the upper part of the inner part of the gear box 1 and is communicated with the inner part of the drainage groove 9, a gland 7 is connected with the internal thread of the through hole, the sleeve 8 is in threaded connection with the gland 7, the gland 7 is rotated to be separated from the gear box 1, the sleeve 8 is rotated to be taken down from the gland.

In this embodiment, when in use, the first gears 2 on both sides are respectively high-speed teeth and low-speed teeth, the high-speed teeth are connected to the main shaft of the generator, the low-speed teeth are connected to the transmission shaft of the impeller, when the impeller drives the low-speed teeth to rotate through the transmission shaft, the high-speed teeth are driven to drive the main shaft of the generator to rotate for generating electricity, meanwhile, the first gears 2 can drive the second gears 3 to rotate through the second rotating shaft 4 by the rotation of the first rotating shaft 6 around the bearing, the second rotating shaft 4 drives the studs 10 to rotate to push the lubricating oil in the gear box 1 upwards along the drainage grooves 9, the baffle 11 is pushed to rotate upwards under the action of hydraulic pressure to overcome the pressure of the torsion springs 12, impurities in the lubricating oil or iron filings after the abrasion of the gears are filtered by the screen below the inside of the sleeve 8 and are left on the inner wall, the filtered lubricating oil continues to flow along the drainage grooves 9 and returns, after stopping rotating, pushing the baffle plate 11 to rotate back to the original position under the pressure of the torsion spring 12, enabling the baffle plate 11 to be slightly obliquely lapped on the inner wall of the sleeve 8 to be clamped and fixed, after the gear box is used for a long time, a worker rotates the gland 7 to be separated from the gear box 1, takes the sleeve 8 off from the gland 7 in a rotating mode, and cleans impurities in the sleeve 8.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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)

1. The utility model provides a wind generating set lubricating oil circulating device, includes gear box (1), its characterized in that: the gear box is characterized in that a groove (5) is formed in the gear box (1), a first rotating shaft (6) is symmetrically arranged on two sides above the inner portion of the groove (5), the first rotating shaft (6) is rotationally connected with the gear box (1) through a bearing, a first gear (2) is fixedly sleeved on the outer wall of the first rotating shaft (6), the first gears (2) on two sides are meshed with each other, a second rotating shaft (4) is arranged below the first gear (2), the second rotating shaft (4) is rotationally connected with the gear box (1) through a bearing, a second gear (3) is fixedly sleeved on the outer wall of the second rotating shaft (4), the second gear (3) is meshed with the first gear (2), a drainage groove (9) is formed in one side of the groove (5), the drainage groove (9) is U-shaped, the drainage groove (9) is communicated with the groove (5), a stud (10) is arranged below the drainage groove (9), and the outer wall of double-screw bolt (10) is adjacent with the inner wall of drainage groove (9), double-screw bolt (10) link to each other with second pivot (4) is fixed, the laminating of the inner wall top of drainage groove (9) has sleeve (8), the outer wall below rigid coupling of sleeve (8) has the screen cloth, the inside below of screen cloth rotates and links to each other baffle (11), baffle (11) overlap joint mutually with the inner wall of screen cloth, the top one side of baffle (11) is fixed continuous with the screen cloth through torsion spring (12), open the inside top of gear box (1) has the through-hole, and the through-hole communicates each other with the inside of drainage groove (9), the internal thread of through-hole links to each other gland (7), sleeve (8) and gland (7) screw thread link to each other.

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