CN220699495U - Wind-powered electricity generation yaw brake maintenance auxiliary device - Google Patents

Abstract

The utility model discloses a maintenance auxiliary device for a wind power yaw brake, which comprises a base, wherein an installation cavity is formed in the base, a first motor is arranged in the installation cavity, an output shaft of the first motor is fixedly connected with a first screw rod, the first screw rod movably penetrates through and extends to the upper part of the base, the top end of the base is fixedly connected with a supporting seat, one end of the supporting seat corresponding to the first screw rod is provided with a sliding groove, a sliding block is connected in the sliding groove in a sliding manner, a second screw rod at the top end is driven to move through a lifting column, the second screw rod is aligned with a bolt hole exposed on the yaw brake, then the second motor is started, the second screw rod is driven to rotate, the second screw rod is in threaded connection with the exposed bolt hole, and when the contact distance between a first supporting plate and the bottom of the yaw brake is insufficient or the supporting plate is too high, the supporting plate can be driven to move through a first hydraulic push rod, so that the height of the yaw brake is adjusted.

Description

Wind-powered electricity generation yaw brake maintenance auxiliary device

Technical Field

The utility model belongs to the technical field of auxiliary devices for maintaining an electric yaw brake, and particularly relates to an auxiliary device for maintaining a wind power yaw brake.

Background

The wind generating set is a system for converting kinetic energy of wind into electric energy, the service life of the wind generating set is shorter and shorter along with the extension of the running time of the wind generating set, and particularly, a yaw brake system with a severe working condition is often affected by problems such as high pressure and large inertia and is often failed, and once the problems such as oil leakage and bolt breakage occur, the wind generating set needs to be replaced integrally.

The utility model provides a wind power generation yaw brake dismounting device, is for CN202223390879.4, the on-line screen storage device comprises a base, base top outer wall fixedly connected with supporting seat, the guide rail has been seted up to supporting seat one side, guide rail inner wall sliding connection has the guide block, when top screw thread section spiro union in the bolt hole, the slipmat at backup pad top contacts with unload yaw brake bottom outer wall to play firm support's effect to unloading yaw brake, after unloading yaw brake's position is firm, will unload the remaining three fixing bolt dismantlement in yaw brake four corners in proper order, after unloading the fixing bolt in yaw brake four corners all demolishs, can dismantle with unloading yaw brake.

However, in the above scheme, the top thread section needs to be in threaded connection with the exposed bolt hole of the yaw brake, but the lifting column moves up and down, and cannot rotate due to limitation of the guide rail and the guide block, so the top thread section may not be convenient for the exposed bolt hole of the yaw brake to be in threaded connection, and the depth of the top thread section entering the exposed bolt hole can influence contact between the support plate and the bottom end of the yaw brake, and the too shallow of the thread section entering the exposed bolt hole may not contact the support plate and the bottom end of the yaw brake.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a wind power yaw brake maintenance auxiliary device, and when the contact distance between a first support plate and the bottom of a yaw brake is insufficient or the support plate is too high, the support plate can be driven to move by a first hydraulic push rod, so that the height of the wind power yaw brake maintenance auxiliary device is adjusted.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wind-powered electricity generation yaw brake maintenance auxiliary device, includes the base, the installation cavity has been seted up to the inside of base, the inside of installation cavity is equipped with first motor, the first screw rod of output shaft fixedly connected with of first motor, and the top that first screw rod activity runs through and extends to the base, the top fixedly connected with supporting seat of base, the spout has been seted up to the one end of the corresponding first screw rod position of supporting seat, the inside sliding connection of spout has the slider, the fixed surface of slider has the lifter, the surface of first screw rod and the inside threaded connection of lifter, the fixed surface of lifter has the stiffener, the one end fixedly connected with casing of lifter is kept away from to the stiffener, the inside fixedly connected with second motor of lifter, the output shaft fixedly connected with second screw rod of second motor, the top that second screw rod activity runs through and extends to the lifter, the first hydraulic push rod of the inside fixedly connected with of casing, the one end fixedly connected with first backup pad of first hydraulic push rod of first backup pad, the bottom of the equal swing joint of first backup pad and the equal swing joint of second backup pad, the bottom of second backup pad and the equal swing joint of second backup pad, the both sides of second push rod respectively.

Furthermore, the sliding groove and the sliding block are of T-shaped structures.

Further, a cushion pad is arranged on the surface of the second supporting plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the second screw rod on the top is driven to move through the lifting column, the exposed bolt hole on the second screw rod and the yaw brake are aligned, then the second motor is started, the second motor drives the second screw rod to rotate, the second screw rod is in threaded connection with the exposed bolt hole, and when the contact distance between the first support plate and the bottom of the yaw brake is insufficient or the support plate is too high, the support plate can be driven to move through the first hydraulic push rod, so that the height of the yaw brake is adjusted.

2. Can drive the second backup pad through the second hydraulic push rod and remove, the blotter in the second backup pad contacts and plays the cushioning effect with yaw brake bottom, enlarges the area of contact of yaw brake bottom to provide more stable support.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic top view of the present utility model.

Fig. 3 is a cross-sectional view of the overall structure of the present utility model.

In the figure: 1 base, 2 supporting seats, 3 sliding grooves, 4 sliding blocks, 5 lifting columns, 6 reinforcing rods, 7 shells, 8 first hydraulic push rods, 9 first supporting plates, 10 fixing seats, 11 second hydraulic push rods, 12 second supporting plates, 13 first motors, 14 first screws, 15 second motors and 16 second screws.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

Referring to the accompanying drawings 1-3, the wind power yaw brake maintenance auxiliary device comprises a base 1, wherein an installation cavity is formed in the base 1, a first motor 13 is arranged in the installation cavity, an output shaft of the first motor 13 is fixedly connected with a first screw rod 14, the first screw rod 14 movably penetrates through and extends to the upper side of the base 1, the top end of the base 1 is fixedly connected with a supporting seat 2, one end of the supporting seat 2 corresponding to the position of the first screw rod 14 is provided with a sliding groove 3, the inside of the sliding groove 3 is slidably connected with a sliding block 4, the surface of the sliding block 4 is fixedly connected with a lifting column 5, the surface of the first screw rod 14 is in threaded connection with the inside of the lifting column 5, the surface of the lifting column 5 is fixedly connected with a reinforcing rod 6, one end of the reinforcing rod 6, which is far away from the lifting column 5, is fixedly connected with a shell 7, the inside of the lifting column 5 is fixedly connected with a second motor 15, the output shaft of the second motor 15 is fixedly connected with a second screw 16, the second screw 16 movably penetrates and extends to the upper part of the lifting column 5, the inside of the shell 7 is fixedly connected with a first hydraulic push rod 8, one end of the first hydraulic push rod 8 is fixedly connected with a first support plate 9, one end of the first support plate 9 far away from the first hydraulic push rod 8 is provided with an anti-slip pad, two sides of the shell 7 are respectively and movably connected with a second support plate 12, two sides of the shell 7 are respectively and fixedly connected with a fixing seat 10, the top end of the fixing seat 10 is movably connected with a second hydraulic push rod 11, one end of the second hydraulic push rod 11 far away from the fixing seat 10 is movably connected with the bottom end of the second support plate 12, the sliding groove 3 and the sliding block 4 are of a T-shaped structure, the surface of the second support plate 12 is provided with a buffer cushion, through the arrangement of the buffer cushion, it is possible to provide a cushioning effect when the second support plate 12 is in contact with the yaw brake surface.

Working principle: firstly, any one of fixing bolts at four corners of a yaw brake is dismounted, one bolt hole is exposed, a first motor 13 is started to drive a first screw 14 to rotate, at this time, a lifting column 5 moves on the surface of the first screw 14, at this time, a sliding block 4 slides in a sliding groove 3 to provide stable support for the yaw brake, at this time, the lifting column 5 drives a second screw 16 at the top end to move, the second screw 16 is aligned with the exposed bolt hole on the yaw brake, then a second motor 15 is started, the second motor 15 drives the second screw 16 to rotate, the second screw 16 is in threaded connection with the exposed bolt hole, the lifting column 5 also drives a shell 7 connected through a reinforcing rod 6 to move, at this time, a non-slip pad on a first supporting plate 9 can be in contact with the outer wall of the bottom of the yaw brake, at this time, the contact distance between the first supporting plate 9 and the bottom of the yaw brake is insufficient or the supporting plate is too high, the supporting plate can be driven to move through a first hydraulic push rod 8, so that the height of the lifting column is adjusted, the second supporting plate 12 can be driven to move through a second hydraulic push rod 11, the second supporting plate 12 is contacted with the bottom of the yaw brake, the yaw brake is contacted with the bottom of the yaw brake, the exposed bolt hole is screwed, the second screw 16 is connected with the exposed bolt hole, the lifting column 5 also drives a shell 7, the shell 7 connected with the shell 7 through the reinforcing rod, at the contact with the bottom 7, at the bottom of the yaw brake is further, at the bottom of the yaw brake is completely, at the bottom of the yaw brake, or the yaw brake can be dismounted, and the stable.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (3)

1. The utility model provides a wind-powered electricity generation yaw brake maintenance auxiliary device, includes base (1), the installation cavity has been seted up to the inside of base (1), the inside of installation cavity is equipped with first motor (13), the output shaft fixedly connected with first screw rod (14) of first motor (13), and the top that first screw rod (14) activity run through and extend to base (1), spout (3) have been seted up to the one end of the corresponding first screw rod (14) position of base (1), the inside sliding connection of spout (3) has slider (4), the fixed surface of slider (4) is connected with elevating column (5), the fixed surface of first screw rod (14) is connected with stiffener (6) with the inside screw connection of elevating column (5), the one end fixedly connected with casing (7) of elevating column (5) are kept away from to stiffener (6), its characterized in that: the inside fixedly connected with second motor (15) of lift post (5), the output shaft fixedly connected with second screw rod (16) of second motor (15), second screw rod (16) activity runs through and extends to the top of lift post (5), the inside fixedly connected with first hydraulic push rod (8) of casing (7), the one end fixedly connected with first backup pad (9) of first hydraulic push rod (8), the one end that first hydraulic push rod (8) was kept away from to first backup pad (9) is equipped with the slipmat, the both sides of casing (7) all swing joint have second backup pad (12) respectively, the both sides of casing (7) all are fixedly connected with fixing base (10) respectively, the top swing joint of fixing base (10) has second hydraulic push rod (11), the one end that fixing base (10) was kept away from to second hydraulic push rod (11) and the bottom swing joint of second backup pad (12).

2. A wind power yaw brake service assistance apparatus according to claim 1, wherein: the sliding groove (3) and the sliding block (4) are of T-shaped structures.

3. A wind power yaw brake service assistance apparatus according to claim 1, wherein: the surface of the second supporting plate (12) is provided with a buffer cushion.