CN216242213U

CN216242213U - Driftage ring gear lubricating arrangement

Info

Publication number: CN216242213U
Application number: CN202122829977.2U
Authority: CN
Inventors: 袁小飞; 李远刚; 汪洋
Original assignee: Chongqing Ruiou Machinery Co ltd
Current assignee: Chongqing Ruiou Machinery Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-08
Anticipated expiration: 2031-11-18

Abstract

The utility model provides a yaw gear ring lubricating device which comprises a yaw gear ring, a lubricating mechanism and a driving mechanism, wherein the yaw gear ring is arranged on the driving mechanism; the outer ring of the yawing gear ring is provided with transmission teeth, and the inner wall of the inner ring of the yawing gear ring is provided with a placing groove; lubricating mechanism includes the drain pipe, the end cap, elastic component and lubricating liquid case, the installation inslot is arranged in to the lubricating liquid case, the drain pipe inlays in the tooth's socket of driving tooth, the top and the tooth's socket parallel and level of drain pipe, the bottom and the lubricating liquid case intercommunication of drain pipe, in the drain pipe is arranged in movably to the end cap, the top of end cap is emitted from the top of drain pipe, the bottom of end cap is located the lubricating liquid incasement and is provided with the connecting plate, a plurality of elastic component are close to the interior wall connection of end cap one side with connecting plate and lubricating liquid case, in order to provide the elasticity with the ejecting drain pipe in end cap top. The lubricating mechanism lubricates the driving gear and the yawing gear ring by utilizing the working property of mutual meshing transmission between the driving gear and the yawing gear ring, so that the lubricating effect is achieved, and the maintenance cost of the yawing system is reduced.

Description

Driftage ring gear lubricating arrangement

Technical Field

The utility model relates to the field of wind driven generators, in particular to a yaw gear ring lubricating 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 yaw system is one of indispensable component systems of the horizontal-axis wind generating set. The yaw system is mainly used for being matched with a control system of the wind generating set, so that a wind wheel of the wind generating set is always in a windward state, wind energy is fully utilized, and the generating efficiency of the wind generating set is improved. The yaw system needs regular maintenance to lubricate the yaw system to ensure the continuous work of the driving gear and the yaw gear ring. There has been proposed an apparatus for lubricating a drive gear and a yaw ring gear by utilizing the operational property of intermeshing transmission between the drive gear and the yaw ring gear.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a yaw gear ring lubricating device which lubricates a driving gear and a yaw gear ring by utilizing the working property of intermeshing transmission between the driving gear and the yaw gear ring.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides a yaw gear ring lubricating device which comprises a yaw gear ring, a lubricating mechanism and a driving mechanism, wherein the lubricating mechanism is arranged on the yaw gear ring;

the outer ring of the yawing gear ring is provided with transmission teeth, the inner wall of the inner ring of the yawing gear ring is provided with a placing groove, one end of the driving mechanism is in driving connection with a driving gear, and the driving mechanism is in meshing transmission connection with the yawing gear ring through the driving gear;

lubricated mechanism includes drain pipe, end cap, elastic component and lubricating liquid case, the installation inslot is arranged in to the lubricating liquid case, the drain pipe inlays in the tooth's socket of driving tooth, the top and the tooth's socket parallel and level of drain pipe, the bottom and the lubricating liquid case intercommunication of drain pipe, in the drain pipe is arranged in to end cap movably, the top of drain pipe is emitted from the top of drain pipe on the top of end cap, the bottom of end cap is located the lubricating liquid incasement and is provided with the connecting plate, and is a plurality of elastic component is close to the interior wall connection of end cap one side with connecting plate and lubricating liquid case to provide the elasticity with the ejecting drain pipe in end cap top.

According to the technical scheme, when the yaw gear ring lubricating device is used specifically, the driving gear drives the yaw gear ring to rotate, when the teeth of the driving gear are meshed with the tooth grooves of the yaw gear ring transmission teeth where the liquid outlet pipes are located, the tooth tops of the teeth of the driving gear press down the plugs which protrude from the top ends of the liquid outlet pipes, after the plugs are pressed down, lubricating liquid in the lubricating liquid tank is extruded out of gaps between the plugs and the liquid outlet pipes and attached to the teeth, which are in mutual contact with the driving gear and the yaw gear ring, so that a lubricating effect is achieved, the lubricating mechanism lubricates the driving gear and the yaw gear ring by using the working property of mutual meshing transmission between the driving gear and the yaw gear ring, and the lubricating effect is achieved, and the maintenance cost of a yaw system is reduced.

Furthermore, the drain pipe is a tapered pipe with a pipe diameter which is in a decreasing trend from the bottom end to the top end, and the plug is a tapered plug matched with the taper of the drain pipe. The gap between the plug and the liquid outlet pipe is larger when the plug is pressed down, and lubricating liquid flows out.

Furthermore, the liquid outlet pipe and the lubricating liquid box are integrally formed and movably embedded in the tooth grooves of the transmission teeth, and the lubricating liquid box can be arranged in the arranging groove in a sliding mode along the path direction pointing to the circle center of the yaw gear ring; the lubricating liquid box is characterized in that a rack is arranged on one side of the lubricating liquid box, a control box is further arranged on the inner wall of the placing groove, a motor and a signal receiver are arranged in the control box, the motor is electrically connected with the signal receiver, the motor shaft end of the motor penetrates out of the control box and is in driving connection with a control gear, and the control gear is in transmission connection with the rack so as to drive the lubricating liquid box to slide. The lubricating mechanism is favorable for saving the loss of lubricating liquid on the premise of ensuring that the driving gear and the yawing gear ring can be fully lubricated by the lubricating mechanism.

Further, the elastic component comprises a telescopic pipe, an elastic piece and a telescopic column, the bottom end of the telescopic pipe is sealed and connected with the inner wall of the lubricating liquid box, the elastic piece is arranged at the inner sealing end of the telescopic pipe, one end of the telescopic column can be slidably inserted into the telescopic pipe and connected with the elastic piece, and the other end of the telescopic column is connected with the connecting plate.

Furthermore, a liquid supplementing cover is arranged on one side, close to the inner side of the yawing gear ring, of the lubricating liquid tank. Is favorable for replenishing the lubricating liquid in time.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

FIG. 1 is a schematic perspective view of a yaw gear ring lubrication apparatus according to the present invention;

FIG. 2 is a partial view of a cross-sectional view of a top view schematic of a yaw ring gear lubrication assembly of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

reference numerals:

a yawing gear ring 1, a mounting groove 11;

the lubricating mechanism 2, the liquid supplementing cover 21, the rack 22, the liquid outlet pipe 23, the plug 24, the connecting plate 241, the elastic component 25, the telescopic pipe 251, the elastic component 252, the telescopic column 253 and the lubricating liquid box 26;

the drive mechanism 3, the drive gear 31;

and a control box 4 for controlling the gear 41.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 3, the present embodiment provides a yaw ring gear lubricating device, which includes a yaw ring gear 1, a lubricating mechanism 2, and a driving mechanism 3.

Referring to fig. 1 and 2, the outer ring of the yaw gear ring 1 is provided with a transmission gear, and the inner wall of the inner ring of the yaw gear ring 1 is provided with a placement groove 11. One end of the driving mechanism 3 is connected with a driving gear 31 in a driving way, and the driving mechanism 3 is in meshed transmission connection with the yaw gear ring 1 through the driving gear 31.

Referring to fig. 1-3, the lubricating mechanism 2 includes a liquid outlet pipe 23, a plug 24, an elastic component 25 and a lubricating liquid tank 26, the lubricating liquid tank 26 is filled with lubricating liquid, a liquid supplementing cover 21 is disposed on one side of the lubricating liquid tank 26 close to the inner side of the yaw gear ring 1 to facilitate timely supplementing of the lubricating liquid, the lubricating liquid tank 26 is disposed in the installation groove 11, the liquid outlet pipe 23 is embedded in the tooth space of the transmission teeth, the top end of the liquid outlet pipe 23 is flush with the tooth space, the bottom end of the liquid outlet pipe 23 is communicated with the lubricating liquid tank 26, the plug 24 is movably disposed in the liquid outlet pipe 23, the top end of the plug 24 protrudes from the top end of the liquid outlet pipe 23, the bottom end of the plug 24 is disposed in the lubricating liquid tank 26 and is provided with a connecting plate 241, the plurality of elastic components 25 connect the connecting plate 241 with the inner wall of the lubricating liquid tank 26 close to the side of the plug 24 to provide elastic force for pushing the plug 24 out of the top end of the liquid outlet pipe 23, and specifically, each elastic component 25 includes an extension pipe 251, a plurality of extension pipe 251, a plug 24, The bottom end of the telescopic pipe 251 is sealed and connected with the inner wall of the lubricating liquid tank 26, the elastic piece 252 is arranged at the inner sealed end of the telescopic pipe 251, one end of the telescopic column 253 is slidably inserted into the telescopic pipe 251 and connected with the elastic piece 252, and the other end of the telescopic column 253 is connected with the connecting plate 241. When the yawing system is used specifically, the driving gear 31 drives the yawing ring gear 1 to rotate, when the teeth of the driving gear 31 are meshed with the tooth grooves of the transmission teeth of the yawing ring gear 1 where the liquid outlet pipes 23 are located, the tooth tops of the teeth of the driving gear 31 press down the plugs 24 protruding from the top ends of the liquid outlet pipes 23, after the plugs 24 are pressed down, lubricating liquid in the lubricating liquid tank 26 is extruded out of gaps between the plugs 24 and the liquid outlet pipes 23 and attached to the teeth, which are in mutual contact with the driving gear 31 and the yawing ring gear 1, so that a lubricating effect is achieved, the lubricating mechanism lubricates the driving gear 31 and the yawing ring gear 1 by utilizing the working property of mutual meshing transmission between the driving gear 31 and the yawing ring gear 1, the lubricating effect is achieved, and the maintenance cost of the yawing system is reduced. Specifically, drain pipe 23 is the toper pipe that the pipe diameter is the trend of dwindling from the bottom to the top, and end cap 24 is the toper end cap with drain pipe 23 tapering matching, is favorable to forming bigger gap between end cap 24 and drain pipe 23 when end cap 24 is pushed down, is favorable to lubricated liquid to flow out. In order to save the consumption of the lubricating liquid on the premise of ensuring that the lubricating mechanism 2 can sufficiently lubricate the driving gear 31 and the yawing gear ring 1, in an embodiment, the liquid outlet pipe 23 and the lubricating liquid tank 26 are integrally formed and movably embedded in a tooth socket of the transmission gear, and the lubricating liquid tank 26 can be slidably arranged in the arranging groove 11 along the path direction pointing to the circle center of the yawing gear ring 1; one side of the lubricating liquid tank 26 is provided with a rack 22, the inner wall of the placing groove 11 is also provided with a control box 4, a motor and a signal receiver are arranged in the control box 4, the signal receiver is in wireless signal connection with an external controller, the motor is electrically connected with the signal receiver, the motor shaft end of the motor penetrates through the control box 4 and is in driving connection with a control gear 41, the control gear 41 is in driving connection with the rack 22 to drive the lubricating liquid tank 26 to slide, after the drive gear 31 and the yaw ring gear 1 are sufficiently lubricated, a control signal is transmitted to a signal receiver by controlling an external controller, the signal receiver controls the motor to rotate, so that the lubricating fluid tank 26 slides away from the driving teeth by controlling the gear 41 to drive the rack 22, therefore, the top end of the plug 24 moves to the bottom of the tooth bottom of the transmission gear, the tooth tops of the teeth of the driving gear 31 cannot continuously press the plug 24, and the extrusion of the lubricating liquid can be stopped.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. A yaw gear ring lubricating device is characterized by comprising a yaw gear ring (1), a lubricating mechanism (2) and a driving mechanism (3);

the outer ring of the yawing gear ring (1) is provided with transmission teeth, the inner wall of the inner ring of the yawing gear ring (1) is provided with a placing groove (11), one end of the driving mechanism (3) is in driving connection with a driving gear (31), and the driving mechanism (3) is in meshing transmission connection with the yawing gear ring (1) through the driving gear (31);

lubricating mechanism (2) include drain pipe (23), end cap (24), elastic component (25) and lubricating liquid case (26), place the groove (11) in lubricating liquid case (26) is arranged in, drain pipe (23) inlay in the tooth's socket of driving tooth, the top and the tooth's socket parallel and level of drain pipe (23), the bottom and the lubricating liquid case (26) intercommunication of drain pipe (23), end cap (24) movably is arranged in drain pipe (23), the top of end cap (24) is followed the top of drain pipe (23) and is emerged, the bottom of end cap (24) is located lubricating liquid case (26) and is provided with connecting plate (241), and is a plurality of elastic component (25) are close to the inner wall connection of end cap (24) one side with connecting plate (241) and lubricating liquid case (26) to provide the elasticity of ejecting drain pipe (23) in end cap (24).

2. The yaw gear ring lubricating device according to claim 1, wherein the liquid outlet pipe (23) is a tapered pipe with a pipe diameter which is gradually reduced from the bottom end to the top end, and the plug (24) is a tapered plug which is matched with the taper of the liquid outlet pipe (23).

3. The yaw gear ring lubricating device according to claim 1, wherein the liquid outlet pipe (23) and the lubricating liquid tank (26) are integrally formed and movably embedded in the tooth grooves of the transmission teeth, and the lubricating liquid tank (26) can be slidably arranged in the arranging groove (11) along a path direction pointing to the circle center of the yaw gear ring (1); one side of lubricating fluid case (26) is equipped with rack (22), still be equipped with control box (4) on arrangement groove (11) inner wall, be equipped with motor and signal receiver in control box (4), the motor is connected with the signal receiver electricity, the motor axle head of motor is worn out control box (4) and is driven and be connected with control gear (41), control gear (41) are connected in order to order about lubricating fluid case (26) and slide with rack (22) transmission.

4. A yaw gear ring lubricating device according to claim 1, wherein the elastic assembly (25) comprises an expansion pipe (251), an elastic member (252) and an expansion column (253), the bottom end of the expansion pipe (251) is sealed and connected with the inner wall of the lubricating liquid tank (26), the elastic member (252) is arranged at the sealed end in the expansion pipe (251), one end of the expansion column (253) is slidably inserted into the expansion pipe (251) and connected with the elastic member (252), and the other end of the expansion column (253) is connected with the connecting plate (241).

5. A yaw gear ring lubricating device according to claim 4, characterized in that one side of the lubricating liquid tank (26) close to the inner side of the yaw gear ring (1) is provided with a liquid supplementing cover (21).