CN110878901B - Oil collecting bottle of slewing bearing of wind generating set - Google Patents
Oil collecting bottle of slewing bearing of wind generating set Download PDFInfo
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- CN110878901B CN110878901B CN201911181788.XA CN201911181788A CN110878901B CN 110878901 B CN110878901 B CN 110878901B CN 201911181788 A CN201911181788 A CN 201911181788A CN 110878901 B CN110878901 B CN 110878901B
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- pipe
- oil
- bottle
- slewing bearing
- wind generating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N31/00—Means for collecting, retaining, or draining-off lubricant in or on machines or apparatus
- F16N31/02—Oil catchers; Oil wipers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N2210/00—Applications
- F16N2210/02—Turbines
- F16N2210/025—Wind Turbines
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to the technical field of wind generating sets, and discloses an oil collecting bottle of a wind generating set slewing bearing, which comprises a bottle body, wherein the upper end of the bottle body is communicated with a connecting pipe, a connector is installed on the connecting pipe, an oil collecting pipe is communicated on the annular side wall of the connector, an installation hole is formed in the annular side wall, close to the connecting pipe, of the bottle body, an oleophobic pipe with an opening at one end is installed in the installation hole, the other end of the oleophobic pipe penetrates through the installation hole and extends outwards, a sliding hole is formed in the side wall, far away from the opening end, of the oleophobic pipe, and a piston is connected in the oleophobic pipe in a sliding mode. This wind generating set slewing bearing's oil collecting bottle is convenient for collect waste oil in the oil collecting bottle, can dredge the oil transportation passageway in the slewing bearing, the installation and the dismantlement of the connector of being convenient for and oil collecting bottle bottleneck for the connector on the oil collecting bottle is better with the connection leakproofness of its bottleneck.
Description
Technical Field
The invention relates to the technical field of wind generating sets, in particular to an oil collecting bottle of a slewing bearing of a wind generating set.
Background
Megawatt wind generating sets on the market at present all use slewing bearings to help the sets to yaw to wind and adjust the pitch angles of the blades. In the design of wind farm wind generating set, in order to ensure the discharge of waste grease inside the bearing, the oil outlet of the bearing is generally designed, and an oil collector is arranged at the position of the oil outlet to collect the waste grease. The existing oil collector is connected with an oil outlet by mostly adopting a metal right-angle or straight-through joint.
However, the diameter of the oil outlet of the existing slewing bearing is usually designed to be small, the oil discharge of the slewing bearing of the wind generating set is not smooth due to the small drift diameter, waste oil is difficult to collect into the oil collecting bottle, an oil conveying channel in the slewing bearing is inconvenient to dredge, the connection tightness between the connector on the oil collecting bottle and the bottle opening of the oil collecting bottle is poor, and the connector is inconvenient to install and detach with the bottle opening of the oil collecting bottle.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an oil collecting bottle of a wind generating set slewing bearing, which has the advantages of dredging a channel in the slewing bearing, better connection sealing performance between a connector on the oil collecting bottle and a bottle opening of the oil collecting bottle and the like, and solves the problems of unsmooth oil discharge of the slewing bearing and poor connection sealing performance between the connector and the bottle opening of the oil collecting bottle.
(II) technical scheme
In order to realize the purpose of dredging the channel in the slewing bearing and improving the connection sealing property between the connector on the oil collecting bottle and the bottle opening, the invention provides the following technical scheme: an oil collecting bottle of a slewing bearing of a wind generating set comprises a bottle body, the upper end of the bottle body is communicated with a connecting pipe, the connecting pipe is provided with a connector, the annular side wall of the connector is communicated with an oil collecting pipe, an installation hole is arranged on the annular side wall of the bottle body close to the connecting pipe, an oleophobic pipe with an opening at one end is arranged in the installation hole, the other end of the oil dredging pipe penetrates through the mounting hole and extends outwards, a sliding hole is arranged on the side wall of the oil dredging pipe away from the opening end of the oil dredging pipe, a piston is connected in the oleophobic pipe in a sliding manner, a first spring and a pull rod are fixedly connected on the side wall of the piston far away from the mounting hole, the other end of the first spring is fixedly connected to the bottom of the oil dredging pipe, one end, far away from the mounting hole, of the pull rod penetrates through the first spring and the sliding hole and extends outwards, and the annular side wall, far away from the mounting hole, of the oil dredging pipe is provided with a pressure relief hole.
Preferably, the pipe wall of the connecting pipe is fixedly sleeved with a lower cover, a sealing gasket is arranged in the lower cover, an upper cover matched with the lower cover is fixedly connected on the inner annular side wall of the connector, the upper cover is sleeved on the pipe wall of the connecting pipe, a clamping block groove is arranged on the outer annular side wall of the lower cover, a clamping block is connected in the clamping block groove in a sliding way, a fixed hole is arranged at the position of the connecting head corresponding to the fixture block groove, a second spring is fixedly connected at the bottom of the fixture block groove, the other end of the second spring is fixedly connected to the fixture block, one end of the fixture block, which is far away from the connecting pipe, penetrates through the notch of the fixture block groove and extends into the fixing hole, the wall of the clamping block groove far away from the upper cover is provided with a movable hole, the clamping block is fixedly connected with a movable rod, the other end of the movable rod penetrates through the movable hole and extends outwards, and is connected with the movable hole in a sliding mode.
Preferably, a plurality of threaded pipes are communicated in the oil collecting pipe, external threads are arranged on the outer pipe wall of each threaded pipe, and the adjacent threaded pipes are in threaded connection with each other.
Preferably, the bottom of the bottle body is rotatably connected with a T-shaped rotating rod through a bearing, two ends of the rotating rod penetrate through the bearing and extend outwards, an L-shaped oil scraping plate is fixedly connected to the wall of the rotating rod in the bottle body, an L-shaped oil discharge pipe is communicated with the bottle body, and a pipe valve is mounted on the wall of the oil discharge pipe.
Preferably, the bottom of the bottle body is fixedly connected with four T-shaped supporting rods in an annular shape, and the four T-shaped supporting rods are uniform and equidistant.
Preferably, a sealing rubber ring is fixedly sleeved on the outer pipe wall of the oleophobic pipe positioned in the mounting hole.
Preferably, the outer tube wall of the oleophobic tube is symmetrically and fixedly connected with a fixing plate, and the fixing plate is connected with the annular side wall of the bottle body through a bolt.
Preferably, one end of the pull rod, which is far away from the mounting hole, is fixedly connected with a pull plate.
Preferably, the upper end of the bottle body is arranged in an inverted cone shape, and the section of the clamping block is in a right trapezoid shape.
Preferably, a transparent observation window is arranged on the bottle body, and scale marks are arranged on the transparent observation window.
(III) advantageous effects
Compared with the prior art, the invention provides an oil collection bottle of a wind generating set slewing bearing, which has the following beneficial effects:
1. this wind generating set slewing bearing's oil collection bottle, dredge oil pipe through setting up, a piston, first spring, pull rod and pressure release hole, when the passageway in the slewing bearing needs to be dredged, outside pulling pull rod, it is tensile to drive first spring, the pull rod drives the piston and slides in dredging oil pipe, make and form the negative pressure in the bottle, waste oil in the slewing bearing passageway is through gathering oil pipe, in connector and the connecting pipe suction bottle, and the pressure release hole that sets up, can make the inside and outside atmospheric pressure of bottle the same, the latus rectum of avoiding slewing bearing oil drain hole is less, the slewing bearing who leads to wind generating set arranges oil unsmooth, be convenient for collect waste oil in the oil collection bottle, can dredge the defeated oil passageway in the slewing bearing.
2. This wind generating set slewing bearing's oil collection bottle, through setting up the lower cover, seal ring, the upper cover, the fixture block groove, the fixture block, the fixed orifices, the second spring, activity hole and movable rod, when the installation connector, aim at the connecting pipe with the connector, press the connector downwards, connector and connecting pipe are connected, and make the seal ring in upper cover and the lower cover offset, make the connection leakproofness of connector and connector better, when needs dismantle the connector, outwards stimulate two pull rods, and make it do the opposite direction motion, the fixture block can break away from with the fixed orifices, be convenient for the installation and the dismantlement of connector and oil collection bottle bottleneck, make the connector on the oil collection bottle better with the connection leakproofness of its bottleneck.
Drawings
Fig. 1 is a schematic structural diagram of an oil collection bottle of a wind generating set slewing bearing provided by the invention;
FIG. 2 is a side view of an oil collection bottle of a slewing bearing of a wind generating set provided by the invention;
fig. 3 is an enlarged view of a portion a in fig. 1.
In the figure: the oil drain device comprises a bottle body 1, a connecting pipe 2, a connector 3, an oil collecting pipe 4, a mounting hole 5, an oil drain pipe 6, a piston 7, a first spring 8, a pull rod 9, a pressure relief hole 10, a lower cover 11, a sealing washer 12, an upper cover 13, a clamping block groove 14, a clamping block 15, a fixing hole 16, a second spring 17, a movable hole 18, a movable rod 19, a threaded pipe 20, a rotating rod 21, an oil scraping plate 22, an oil drain pipe 23, a fixing plate 24 and a transparent observation window 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an oil collecting bottle of a wind generating set slewing bearing comprises a bottle body 1, the upper end of the bottle body 1 is communicated with a connecting pipe 2, a connector 3 is installed on the connecting pipe 2, an oil collecting pipe 4 is communicated on the annular side wall of the connector 3, an installation hole 5 is formed on the annular side wall of the bottle body 1 close to the connecting pipe 2, an oleophobic pipe 6 with an opening at one end is installed in the installation hole 5, the other end of the oleophobic pipe 6 passes through the installation hole 5 and extends outwards, a sliding hole is formed on the side wall of the oleophobic pipe 6 far away from the opening end of the oleophobic pipe 6, a piston 7 is connected in the oleophobic pipe 6 in a sliding manner, a first spring 8 and a pull rod 9 are fixedly connected on the side wall of the piston 7 far away from the installation hole 5, the other end of the first spring 8 is fixedly connected at the bottom of the oleophobic pipe 6, one end of the pull rod 9 far away from the installation hole 5 passes through the first spring 8 and the sliding hole and extends outwards, a pressure relief hole 10 is formed on the annular side wall of the oleophobic pipe 6 far away from the installation hole 5, when the passageway in the slewing bearing needs to be dredged, outwards pulling pull rod 9, it is tensile to drive first spring 8, pull rod 9 drives piston 7 and slides in oleophobic pipe 6, make 1 interior negative pressure that forms of bottle, waste oil in the slewing bearing passageway is through oil collecting pipe 4, connector 3 and connecting pipe 2 inhale in the bottle 1, and the pressure release hole 10 that sets up, can make 1 inside and outside atmospheric pressure of bottle the same, it is less to avoid slewing bearing oil drain port's latus rectum, it is not unobstructed to lead to wind generating set's slewing bearing oil extraction, be convenient for collect the oil collecting bottle with waste oil in, can dredge the oil transportation passageway in the slewing bearing.
A lower cover 11 is fixedly sleeved on the pipe wall of the connecting pipe 2, a sealing washer 12 is installed in the lower cover 11, an upper cover 13 matched with the lower cover 11 is fixedly connected on the inner annular side wall of the connecting head 3, the upper cover 13 is sleeved on the pipe wall of the connecting pipe 2, a clamping block groove 14 is formed in the outer annular side wall of the lower cover 11, a clamping block 15 is connected in the clamping block groove 14 in a sliding manner, a fixed hole 16 is formed in the position, corresponding to the clamping block groove 14, on the connecting head 3, a second spring 17 is fixedly connected to the bottom of the clamping block groove 14, the other end of the second spring 17 is fixedly connected to the clamping block 15, one end, away from the connecting pipe 2, of the clamping block 15 penetrates through the notch of the clamping block groove 14 and extends into the fixed hole 16, a movable hole 18 is formed in the groove wall, away from the upper cover 13, a movable rod 19 is fixedly connected on the clamping block 15, and the other end of the movable rod 19 penetrates through the movable hole 18 and extends outwards and is connected with the movable hole 18 in a sliding manner, when the connector 3 is installed, the connector 3 is aligned to the connecting pipe 2, the connector 3 is pressed downwards, due to the effect of the inclined surface of the fixture block 15, after the connector 3 descends and abuts against the fixture block 15, the fixture block 15 automatically retracts into the fixture block groove 14 and compresses the second spring 17, when the fixture block 15 moves to the position of the fixing hole 16, the second spring 17 ejects the fixture block 15 into the fixing hole 16, and the upper cover 13 abuts against the sealing gasket 12 in the lower cover 11, so that the connection sealing performance of the connector 3 and the connector 3 is better, when the connector 3 needs to be disassembled, the two pull rods 9 are pulled outwards and are made to move in opposite directions, the fixture block 15 can be separated from the fixing hole 16, the connector 3 and an oil collecting bottle can be conveniently installed and disassembled, and the connection sealing performance of the connector on the oil collecting bottle and the bottle opening of the oil collecting bottle is better.
A plurality of threaded pipes 20 are communicated in the oil collecting pipe 4, external threads are arranged on the outer pipe wall of each threaded pipe 20, and the adjacent threaded pipes 20 are in threaded connection with each other and can be connected to oil pipelines with different diameters.
The bottom of the bottle body 1 is rotatably connected with a T-shaped rotating rod 21 through a bearing, two ends of the rotating rod 21 penetrate through the bearing and extend outwards, an L-shaped oil scraping plate 22 is fixedly connected to the rod wall of the rotating rod 21 in the bottle body 1, the bottle body 1 is communicated with an L-shaped oil discharge pipe 23, and a pipe valve is mounted on the pipe wall of the oil discharge pipe 23 to completely take out waste oil at the bottom of the bottle body 1.
The bottom of the bottle body 1 is fixedly connected with four T-shaped supporting rods which are uniformly arranged in an annular shape at equal intervals, so that the rotating rod 21 can rotate easily.
The outer pipe wall of the oil dredging pipe 6 positioned in the mounting hole 5 is fixedly sleeved with a sealing rubber ring to improve the sealing property.
The outer wall of the oil dredging pipe 6 is symmetrically and fixedly connected with a fixing plate 24, and the fixing plate 24 is connected with the annular side wall of the bottle body 1 through bolts, so that the oil dredging pipe 6 can be conveniently mounted and dismounted.
One end of the pull rod 9 far away from the mounting hole 5 is fixedly connected with a pull plate, so that the pull plate can be conveniently pulled.
The upper end of the bottle body 1 is arranged in an inverted cone shape, and the section of the clamping block 15 is in a right trapezoid shape.
The transparent observation window 25 is arranged on the bottle body 1, and the scale marks are arranged on the transparent observation window 25, so that the amount of oil in the bottle body 1 can be observed.
In conclusion, when a channel in the slewing bearing needs to be dredged, the pull rod 9 is pulled outwards to drive the first spring 8 to stretch, the pull rod 9 drives the piston 7 to slide in the oleophobic pipe 6, so that negative pressure is formed in the bottle body 1, waste oil in the slewing bearing channel is sucked into the bottle body 1 through the oil collecting pipe 4, the connector 3 and the connecting pipe 2, and the arranged pressure relief hole 10 can ensure that the air pressure inside and outside the bottle body 1 is the same, avoid the situation that the through diameter of an oil outlet of the slewing bearing is smaller, cause the unsmooth oil drainage of the slewing bearing of the wind generating set, facilitate the collection of the waste oil into the oil collecting bottle, and can dredge an oil conveying channel in the slewing bearing; when the connector 3 is installed, the connector 3 is aligned to the connecting pipe 2, the connector 3 is pressed downwards, due to the effect of the inclined surface of the fixture block 15, after the connector 3 descends and abuts against the fixture block 15, the fixture block 15 automatically retracts into the fixture block groove 14 and compresses the second spring 17, when the fixture block 15 moves to the position of the fixing hole 16, the second spring 17 ejects the fixture block 15 into the fixing hole 16, and the upper cover 13 abuts against the sealing gasket 12 in the lower cover 11, so that the connection sealing performance of the connector 3 and the connector 3 is better, when the connector 3 needs to be disassembled, the two pull rods 9 are pulled outwards and are made to move in opposite directions, the fixture block 15 can be separated from the fixing hole 16, the connector 3 and an oil collecting bottle can be conveniently installed and disassembled, and the connection sealing performance of the connector on the oil collecting bottle and the bottle opening of the oil collecting bottle is better.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (10)
1. The utility model provides a wind generating set slewing bearing's collection oil bottle, includes bottle (1), its characterized in that: the upper end intercommunication of bottle (1) has connecting pipe (2), install connector (3) on connecting pipe (2), the intercommunication has collection oil pipe (4) on the annular lateral wall of connector (3), mounting hole (5) have been seted up on bottle (1) the annular lateral wall that is close to connecting pipe (2), install one end open-ended and oleophobic pipe (6) in mounting hole (5), the other end of dredging oil pipe (6) passes mounting hole (5) and outwards extends, dredge and seted up the slide opening on oil pipe (6) keeps away from the lateral wall of its open end, it has piston (7) to dredge sliding connection in oil pipe (6), piston (7) are kept away from on the lateral wall of mounting hole (5) first spring (8) and pull rod (9) of fixedly connected with, the other end fixed connection of first spring (8) is at the bottom of dredging oil pipe (6), the one end that mounting hole (5) were kept away from to pull rod (9) passes first spring (8) and slide opening and outwards extends And the annular side wall of the oil dredging pipe (6), which is far away from the mounting hole (5), is provided with a pressure relief hole (10).
2. The oil collection bottle of the wind generating set slewing bearing according to claim 1, wherein: the pipe wall of the connecting pipe (2) is fixedly sleeved with a lower cover (11), a sealing washer (12) is installed in the lower cover (11), an inner annular side wall of the connector (3) is fixedly connected with an upper cover (13) matched with the lower cover (11), the upper cover (13) is sleeved on the pipe wall of the connecting pipe (2), a clamping block groove (14) is formed in an outer annular side wall of the lower cover (11), a clamping block (15) is connected in the clamping block groove (14) in a sliding mode, a fixing hole (16) is formed in the position, corresponding to the clamping block groove (14), of the connector (3), a second spring (17) is fixedly connected to the groove bottom of the clamping block groove (14), the other end of the second spring (17) is fixedly connected to the clamping block (15), one end, far away from the connecting pipe (2), of the clamping block (15) penetrates through a notch of the clamping block groove (14) and extends into the fixing hole (16), the wall of the clamping block groove (14) far away from the upper cover (13) is provided with a movable hole (18), the clamping block (15) is fixedly connected with a movable rod (19), and the other end of the movable rod (19) penetrates through the movable hole (18) and extends outwards and is connected with the movable hole (18) in a sliding manner.
3. The oil collection bottle of the wind generating set slewing bearing according to claim 1, wherein: a plurality of threaded pipes (20) are communicated in the oil collecting pipe (4), external threads are arranged on the outer pipe wall of each threaded pipe (20), and the adjacent threaded pipes (20) are in threaded connection with each other.
4. The oil collection bottle of the wind generating set slewing bearing according to claim 1, wherein: bottle (1) bottom is connected with bull stick (21) of T type through the bearing rotation, the bearing is passed and outwards extend at the both ends of bull stick (21), is located fixedly connected with L type frizing (22) on bull stick (21) pole wall in bottle (1), the intercommunication has the oil extraction pipe (23) of L type on bottle (1), install the pipe valve on oil extraction pipe (23) pipe wall.
5. The oil collection bottle of the wind generating set slewing bearing according to claim 1, wherein: the bottom of the bottle body (1) is fixedly connected with four T-shaped supporting rods in an annular uniform equidistant manner.
6. The oil collection bottle of the wind generating set slewing bearing according to claim 1, wherein: and a sealing rubber ring is fixedly sleeved on the outer pipe wall of the oil dredging pipe (6) positioned in the mounting hole (5).
7. The oil collection bottle of the wind generating set slewing bearing according to claim 1, wherein: the oil distributing pipe is characterized in that fixing plates (24) are symmetrically and fixedly connected to the outer pipe wall of the oil distributing pipe (6), and the fixing plates (24) are connected with the annular side wall of the bottle body (1) through bolts.
8. The oil collection bottle of the wind generating set slewing bearing according to claim 1, wherein: and one end of the pull rod (9) far away from the mounting hole (5) is fixedly connected with a pull plate.
9. The oil collection bottle of the wind generating set slewing bearing according to claim 2, characterized in that: the upper end of the bottle body (1) is arranged in an inverted cone shape, and the section of the clamping block (15) is in a right trapezoid shape.
10. The oil collection bottle of the wind generating set slewing bearing according to claim 1, wherein: a transparent observation window (25) is arranged on the bottle body (1), and scale marks are arranged on the transparent observation window (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911181788.XA CN110878901B (en) | 2019-11-27 | 2019-11-27 | Oil collecting bottle of slewing bearing of wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911181788.XA CN110878901B (en) | 2019-11-27 | 2019-11-27 | Oil collecting bottle of slewing bearing of wind generating set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110878901A CN110878901A (en) | 2020-03-13 |
| CN110878901B true CN110878901B (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911181788.XA Active CN110878901B (en) | 2019-11-27 | 2019-11-27 | Oil collecting bottle of slewing bearing of wind generating set |
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| CN (1) | CN110878901B (en) |
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| EP1273814A1 (en) * | 2001-07-06 | 2003-01-08 | S.A. Defontaine | Device for improving lubrication of rolling bearings especially for wind turbines |
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