CN216072926U

CN216072926U - Auxiliary tool for replacing yaw calipers of wind generating set

Info

Publication number: CN216072926U
Application number: CN202122660229.6U
Authority: CN
Inventors: 刘海兵; 李靖; 曹建军; 郭永刚; 韩绍轩; 王方钦; 欧阳跃
Original assignee: Cgn Guizhou Longli Wind Power Generation Co ltd
Current assignee: Cgn Guizhou Longli Wind Power Generation Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-03-18
Anticipated expiration: 2031-11-02

Abstract

The utility model belongs to the technical field of wind generating sets, and relates to an auxiliary tool for replacing yaw calipers of a wind generating set, which comprises a fixed support frame, wherein the fixed support frame is composed of four 40 x 3 square steels with the length of 1100mm, two upper fixed connecting long rods are welded at the upper end of the fixed support frame, the upper fixed connecting long rods are the 40 x 3 square steels with the length of 400mm, through holes are formed in the surfaces of the upper fixed connecting long rods, bearing steel penetrates through the through holes, two upper fixed connecting short rods are welded at the upper end of the fixed support frame, and the upper fixed connecting short rods are 50 x 3 channel steels with the length of 400 mm. The beneficial effects are that, this wind generating set driftage calliper changes auxiliary fixtures, through setting up the frock fixed plate, on the frock fixed plate can directly be put to the driftage calliper down transferring, use hydraulic jack to make the power of going up and down, improved work efficiency to avoid the operation personnel to carry from top to bottom, reduced intensity of labour.

Description

Auxiliary tool for replacing yaw calipers of wind generating set

Technical Field

The utility model belongs to the technical field of wind generating sets, and particularly relates to an auxiliary tool for replacing a yaw caliper of a wind generating set.

Background

At present, the auxiliary tool for replacing the yaw calipers in the field of wind power generation is characterized in that a hoist is erected in a machine cabin, and the calipers are replaced by the hoist; secondly, due to the limitation of the space from the engine room to the entrance of the yaw platform, the limit is high in use, and the yaw platform needs to yaw to a proper position for replacement; finally, the chain and the calipers swing and shake in the hoisting process, collision can be generated, potential safety hazards exist for operators, and the following device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an auxiliary tool for replacing yaw calipers of a wind generating set, and solves the technical problems that an existing device is low in efficiency, large in limitation and easy to collide when calipers are replaced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a wind generating set driftage calliper changes auxiliary fixtures, includes fixed support frame, fixed support frame comprises four 1100mm long 40X 3 square steel, fixed support frame upper end welding has two last fixed connection stock, it is 400mm long 40X 3 square steel to go up the fixed connection stock, go up fixed connection stock surface and seted up the through-hole, bearing steel wears to be equipped with in the through-hole, fixed support frame upper end welding has two last fixed connection quarter butt, go up fixed connection quarter butt for 400mm long 50X 3 channel-section steel, the upper end welding of going up fixed connection quarter butt has jack location dead lever, jack location dead lever is the 540mm long 70X 3 channel-section steel, jack location dead lever upper end fixedly connected with hydraulic jack, the upper end fixedly connected with locating piece of hydraulic jack, the upper surface of the positioning block is fixedly connected with a tool fixing plate, and the tool fixing plate is made of a 360-230-12 steel plate.

As a further scheme of the utility model: two groups of threaded holes are formed in the surface of the tool fixing plate, a threaded rod is fixedly connected to the upper end of the bearing steel, and the threaded rod is in threaded connection with the threaded holes.

As a further scheme of the utility model: two sets of locating pins penetrate through the surface of the fixture fixing plate.

As a further scheme of the utility model: the lower end of the fixed support frame is welded with two lower fixed connecting long rods, and the lower fixed connecting long rods are 40-by-3 square steel with the length of 400 mm.

As a further scheme of the utility model: the welding of fixed support frame lower extreme has two lower fixed connection quarter butt, lower fixed connection quarter butt is the long square steel of 40 x 3 of 250 mm.

As a further scheme of the utility model: the fixed support frame lower extreme is provided with the walking wheel, the inside brake subassembly that is provided with of walking wheel.

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

1. this wind generating set driftage calliper changes auxiliary fixtures, through setting up the frock fixed plate, on the frock fixed plate can directly be put to the driftage calliper when down, use hydraulic jack to make the power of going up and down, improved work efficiency to avoid the operation personnel to carry from top to bottom, reduced intensity of labour.

2. This wind generating set driftage calliper changes auxiliary fixtures, through setting up the walking wheel, the device can freely remove at the platform of driftage, need not driftage the fan to the change that specific position just can realize arbitrary one brake caliper of driftage, does not have the limitation for the change of calliper is more convenient.

3. This wind generating set driftage calliper changes auxiliary fixtures through setting up the bearing steel, at the lift in-process, through the guide effect of two sets of bearing steel for hydraulic jack drives the frock fixed plate and can keep going up and down stably carrying out the in-process that goes up and down, can not incline to rock the production and collide with, has reduced the potential safety hazard.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a front sectional structural view of a fixture fixing plate according to the present invention;

FIG. 3 is a schematic top view of a fixture fixing plate according to the present invention;

in the figure: 1. fixing a support frame; 2. a long rod is fixedly connected to the upper part; 3. the upper part is fixedly connected with a short rod; 4. the jack positions the dead lever; 5. a threaded rod; 6. a hydraulic jack; 7. fixing a fixture plate; 8. positioning blocks; 9. a threaded hole; 10. bearing steel; 11. positioning pins; 12. the lower part is fixedly connected with a long rod; 13. the lower part is fixedly connected with a short rod; 14. a traveling wheel; 15. and a through hole.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: an auxiliary tool for replacing a yaw caliper of a wind generating set comprises a fixed support frame 1, wherein the fixed support frame 1 is composed of four pieces of 40 x 3 square steel with the length of 1100mm, two upper fixed connection long rods 2 are welded at the upper end of the fixed support frame 1, the upper fixed connection long rods 2 are 40 x 3 square steel with the length of 400mm, through holes 15 are formed in the surfaces of the upper fixed connection long rods 2, bearing steel 10 penetrates through the through holes 15, through the arrangement of the bearing steel 10, in the lifting process, a hydraulic jack 6 drives a tool fixing plate 7 to keep stable lifting and not generate collision due to inclined shaking under the guiding action of two sets of the bearing steel 10, two upper fixed connection short rods 3 are welded at the upper end of the fixed support frame 1, the upper fixed connection short rods 3 are 50 x 3 channel steel with the length of 400mm, jack positioning fixing rods 4 are welded at the upper ends of the upper fixed connection short rods 3, jack location dead lever 4 is long 540 mm's 70 x 3's channel-section steel, 4 upper ends fixedly connected with hydraulic jack 6 of jack location dead lever, the upper end fixedly connected with locating piece 8 of hydraulic jack 6, fixed surface is connected with frock fixed plate 7 on the locating piece 8, frock fixed plate 7 is made by 360 x 230 x 12 steel sheet, through setting up frock fixed plate 7, frock fixed plate 7 can directly be put when driftage calliper down on, use hydraulic jack 6 to make the power of going up and down, the work efficiency is improved, and avoid the operation personnel to carry from top to bottom, and the labor intensity is reduced.

Specifically, two sets of screw holes 9 are seted up on the surface of frock fixed plate 7, and bearing steel 10 upper end fixedly connected with threaded rod 5, threaded rod 5 threaded connection is in screw hole 9.

Specifically, two sets of locating pins 11 are worn to be equipped with on the surface of frock fixed plate 7, under the effect of locating pin 11, fix calliper on frock fixed plate 7.

Specifically, two lower fixed connecting long rods 12 are welded at the lower end of the fixed support frame 1, and the lower fixed connecting long rods 12 are 400mm long square steel 40 x 3.

Specifically, two lower fixed connecting short rods 13 are welded at the lower end of the fixed support frame 1, and the lower fixed connecting short rods 13 are 40 × 3 square steel with the length of 250 mm.

Specifically, 1 lower extreme of fixed bolster is provided with

walking wheel

14, and 14 inside brake assembly that are provided with of walking wheel, through setting up walking wheel 14, the device can be at the platform free movement of yawing, need not just can realize the change of arbitrary one driftage brake caliper with fan driftage to specific position, does not have the limitation.

The working principle of the utility model is as follows:

s1, when in use, the auxiliary tool for replacing the yaw brake calipers can be freely moved to the lower end of any group of calipers to be replaced through the walking wheels 14 with brakes arranged on four feet of the fixed support frame 1, the fixing bolts at the middle parts of the calipers are removed, the fixing bolts at the two ends are left for fixing, then the tool fixing plate 7 of the tool is lifted to support the calipers through the hydraulic jacks 6, finally the bolts at the two ends of the calipers are removed, the calipers are fixed on the tool fixing plate 7 through the positioning pins 11, the hydraulic jacks 6 are lowered, the calipers at the lower half part can be removed, the tool fixing plate 7 is lifted to be flush with the calipers through the same method at the upper half part, the calipers are pulled out and fixed through the positioning pins 11, and the hydraulic jacks 6 are lowered;

s2, when people need to install calipers, a new caliper is directly placed to a tooling fixing plate 7 of the tooling from a cabin, four traveling wheels 14 of the tooling are all in a braking state at the moment, the movement is prevented, after the calipers are fixed, the braking of the traveling wheels 14 is relieved, the tooling is moved to the position needing to be installed, then the calipers are lifted to the position flush with a large yaw disc by using a hydraulic jack 6, the upper half calipers are pushed in, the lower half calipers are in the same principle, the tooling fixing plate 7 drives the lower half calipers to be lifted to a proper height, the two ends of the calipers are fixed by using bolts, then the positioning pins 11 are removed, the tooling is removed, and the calipers fixing bolts are completed and are hit to a required torque value.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a wind generating set driftage calliper changes auxiliary fixtures, includes fixed stay frame (1), its characterized in that: the fixed support frame (1) is composed of four square steels 40 x 3 with the length of 1100mm, two upper fixed connecting long rods (2) are welded at the upper end of the fixed support frame (1), the upper fixed connecting long rods (2) are 40 x 3 square steels with the length of 400mm, through holes (15) are formed in the surfaces of the upper fixed connecting long rods (2), bearing steel (10) penetrate through the through holes (15), two upper fixed connecting short rods (3) are welded at the upper end of the fixed support frame (1), the upper fixed connecting short rods (3) are channel steels 50 x 3 with the length of 400mm, a jack positioning fixing rod (4) is welded at the upper end of each upper fixed connecting short rod (3), the jack positioning fixing rod (4) is channel steels 70 x 3 with the length of 540mm, and a hydraulic jack (6) is fixedly connected at the upper end of the jack positioning fixing rod (4), the hydraulic jack is characterized in that a positioning block (8) is fixedly connected to the upper end of the hydraulic jack (6), a tool fixing plate (7) is fixedly connected to the upper surface of the positioning block (8), and the tool fixing plate (7) is made of a steel plate in a number of 360-230-12.

2. The wind generating set driftage calliper of claim 1 changes auxiliary fixtures characterized in that: two sets of screw holes (9) are seted up on frock fixed plate (7) surface, bearing steel (10) upper end fixedly connected with threaded rod (5), threaded rod (5) threaded connection is in screw hole (9).

3. The wind generating set driftage calliper of claim 1 changes auxiliary fixtures characterized in that: two sets of locating pins (11) penetrate through the surface of the tool fixing plate (7).

4. The wind generating set driftage calliper of claim 1 changes auxiliary fixtures characterized in that: two lower fixedly connected long rods (12) are welded at the lower end of the fixed support frame (1), and the lower fixedly connected long rods (12) are made of 40-3 square steel with the length of 400 mm.

5. The wind generating set driftage calliper of claim 1 changes auxiliary fixtures characterized in that: the lower end of the fixed support frame (1) is welded with two lower fixed connection short rods (13), and the lower fixed connection short rods (13) are 40-by-3 square steel with the length of 250 mm.

6. The wind generating set driftage calliper of claim 1 changes auxiliary fixtures characterized in that: the lower end of the fixed support frame (1) is provided with a walking wheel (14), and a brake assembly is arranged inside the walking wheel (14).