CN216894750U

CN216894750U - Integrated barring system applied to semi-direct-drive wind motor type

Info

Publication number: CN216894750U
Application number: CN202220557798.XU
Authority: CN
Inventors: 李保华; 王建国; 李彦亮; 刘定
Original assignee: Cooper New Energy Co ltd
Current assignee: Cooper New Energy Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-05
Anticipated expiration: 2032-03-15

Abstract

The utility model provides an integrated barring system applied to a semi-direct-drive wind motor type, which comprises an electrical control cabinet and a driving device integrated on a mounting bracket, wherein the mounting bracket is of a frame structure, the driving device comprises a driving component and a driven component which are in transmission connection, the driving component is fixedly connected with the mounting bracket, the driven component is rotatably connected with the mounting bracket, the mounting bracket is fixed on a stator shell of a generator during mounting, the driving component is static relative to the stator shell, and the driven component drives a rotor of the generator to rotate under the action of the driving component, so that the barring aim is achieved.

Description

Integrated barring system applied to semi-direct-drive wind motor type

Technical Field

The utility model relates to the technical field of operation and maintenance of wind power generation equipment, in particular to an integrated barring system applied to a semi-direct-drive wind motor type.

Background

Blades of the wind turbine generator are getting bigger and bigger, and the mode of hoisting the integral wind wheel is not suitable for hoisting the single blade. The existing single-blade hoisting is usually in a horizontal posture, which requires that a hub and a mounting hole of a blade are necessarily in a horizontal position, and the existing single-blade hoisting does not have the capacity due to the space and cost problems of a wind turbine generator, so that a barring device for driving the hub to rotate and lock the position is mounted on the wind turbine generator, and the equipment is required to have enough driving capacity, while each part of a barring system used in the industry at present is relatively independent, an electric appliance cabinet and a driving device are required to be respectively hoisted and placed at different positions, and the following defects are caused: firstly, the parts are separately hoisted, so that the installation cost is increased; secondly, all parts of the barring system need to be placed at different positions, so that corresponding bearing and space requirements need to be made on corresponding positions on the engine room, and the processing difficulty of the engine room is increased; thirdly, the parts are connected, and complex pipelines and lines need to be connected after the parts are placed, so that the hoisting efficiency is low. There is therefore a further need for a convenient barring gear to save installation time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides an integrated barring system applied to a semi-direct-drive wind motor type, which is compact in structure and convenient to hoist.

In order to achieve the purpose, the technical scheme of the utility model is that the integrated barring system applied to the semi-direct-drive wind motor type comprises an electric control cabinet and a driving device which are integrated on a mounting bracket, wherein the mounting bracket is of a frame structure, the driving device comprises a driving component and a driven component which are in transmission connection, the driving component is fixedly connected with the mounting bracket, and the driven component is in rotary connection with the mounting bracket; the driving assembly comprises a motor, a speed reducer and a driving gear installed on an output shaft of the speed reducer, the motor connected with the speed reducer is fixed on the mounting support, the driven assembly comprises a connecting seat and a gear ring, the connecting seat is rotatably connected with the mounting support, and the gear ring is fixed on one surface of the connecting seat, which faces away from the generator, and is meshed with the driving gear.

Specifically, two sets of are no less than to drive assembly's quantity, along ring gear periphery array distribution, the teeth of a cogwheel of ring gear is located the ring gear outside.

Specifically, the motor adopts hydraulic motor, is fixed with the oil source and the branch oil piece of being connected with hydraulic motor on the installing support, and oil source and electrical control cabinet adopt the components of a whole that can function independently structure, correspond each drive assembly of group respectively, divide the oil piece to be located the ring gear center, oil source, electrical control cabinet encircle the drive assembly periphery and set up.

Specifically, the driving assembly further comprises a brake and an encoder.

The wind turbine turning gear obtained by the technical scheme has the beneficial effects that:

the functional module of the whole barring system is integrated on the mounting bracket, the structure is compact, the narrow space in the cabin is fully utilized, the hoisting is convenient, and the mounting cost of the barring system is reduced.

Drawings

Fig. 1 is a schematic diagram of a state of the barring system after the installation on the generator is completed.

Fig. 2 is a front view of the barring system.

Fig. 3 is an isometric view of a barring system.

Fig. 4 is a rear view of the barring system (excluding the connection sockets).

In the figure, 1, a generator; 2. mounting a bracket; 3. an electrical control cabinet; 4. a ring gear; 5. a drive assembly; 6. oil separation blocks; 7. an oil source.

Detailed Description

In order to reduce the installation difficulty of the barring device and save space, the utility model provides an integrated barring system for a semi-direct-drive wind driven generator type, wherein a driving device for driving a wind turbine generator set to rotate is integrated with an electrical control cabinet, the integrated barring system is integrally hoisted and installed on the side of a generator, which is opposite to a transmission system of the generator set, the driving device comprises a driving assembly fixed on a stator shell of the generator and a driven assembly fixed on a rotor of the generator, and the driving assembly drives the rotor of the generator to rotate when driving the driven assembly, so that the barring purpose is realized.

The utility model is further described below with reference to the figures and examples.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

As shown in the figure, this embodiment provides an integrated form barring system for semi-direct drive wind motor type, including integrated electrical control cabinet 3 and drive arrangement on installing support 2, installing support 2 is frame structure, and drive arrangement includes drive assembly 5 and the passive subassembly that the transmission is connected, drive assembly 5 and installing support 2 fixed connection, and the passive subassembly rotates with installing support 2 to be connected.

After hoisting, the mounting bracket 2 is fixedly connected with a stator shell of the generator 1, namely the driving component 5 is fixed relative to the stator shell 1, the driven component is mounted on a rotor of the generator 1, the driven component drives the rotor of the generator 1 to rotate under the action of the driving component 5, and the hub is rotated through a transmission system of the generator set, so that the purpose of turning a vehicle is achieved.

Specifically, the driving assembly 5 comprises a motor, a speed reducer and a driving gear mounted on an output shaft of the speed reducer, the motor can be fixed on the mounting bracket 2 through bolts, and the mounting bracket 2 can also be fixed on a stator shell of the generator 1 through bolts; correspondingly, passive subassembly includes connecting seat and ring gear 4, and the connecting seat agrees with generator 1 rotor end shape, and the axle center of ring gear 4 coincides with the center of connecting seat, the connecting seat rotates with installing support 2 to be connected, can realize rotating the connection through the pivot at connecting seat center for example, and ring gear 4 is fixed in the one side that the connecting seat dorsad generator 1 and meshes with drive gear.

In one embodiment, the motor is a hydraulic motor, and an oil source 7 and an oil distribution block 6 which are connected with the hydraulic motor are fixed on the mounting bracket 2.

Furthermore, the number of the driving assemblies 5 is not less than two, and the driving assemblies are distributed along the periphery of the gear ring 4 in an array manner, at the moment, the gear teeth of the gear ring 4 are positioned on the outer side of the gear ring 4, and threaded holes are distributed on the gear ring 4 in an annular array manner and are used for being in threaded connection with the connecting seat; oil source 7 and electrical control cabinet 3 adopt the components of a whole that can function independently structure, correspond each drive assembly 5 respectively to make full use of space reduces area occupied, when avoiding one of them drive assembly 5 to break down simultaneously, whole barring system is malfunctioning, and is concrete, divides oil block 6 to be located the ring gear center, and oil source 7, electrical control cabinet 3 encircle the drive assembly periphery and set up.

Of course, the driving assembly 5 can be driven by hydraulic pressure or by a motor, and only the installation space and the driving power need to be matched.

The drive assembly 5 also includes a brake to control the locking of the barring system at any angle, while an encoder is provided to monitor the angle of rotation of the barring so as to accurately rotate the blade mounting holes on the hub to a horizontal position for mounting the blades.

It should be noted that the number of teeth of the driving gear is smaller than that of the gear ring, so that a large transmission ratio is realized, and under the matching of the driving gear and the speed reducer, a large reduction ratio can be realized in a narrow space, the turning torque is reduced, and the installation space of the driving device is reduced.

For convenient hoisting, be provided with on the installing support and be no less than two perpendicular to installing support planar hoisting post.

The installation and use of the entire barring system is described in detail below.

1. Installation:

1) fixedly mounting the mounting bracket on a stator shell of the generator as required;

2) and fixedly mounting the connecting seat on the end surface of the rotor of the generator.

1. Use of:

1) switching on a power supply provided by the wind turbine generator, opening an electrical switch in an electrical control cabinet in the barring system, and electrifying each part of the barring system;

2) setting working parameters (motor rotation angle and the like) of the motor through a remote control panel according to working condition requirements;

3) after the hub rotates to a preset angle, the brake controls the motor to stop.

The whole wind turbine turning system adopts an integrated design, is convenient to hoist and compact in structure, and can adapt to a narrow space in a cabin.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. The integrated barring system is characterized by comprising an electric control cabinet and a driving device which are integrated on a mounting bracket, wherein the mounting bracket is of a frame structure, the driving device comprises a driving assembly and a driven assembly which are in transmission connection, the driving assembly is fixedly connected with the mounting bracket, and the driven assembly is rotatably connected with the mounting bracket; the driving assembly comprises a motor, a speed reducer and a driving gear installed on an output shaft of the speed reducer, the motor connected with the speed reducer is fixed on the mounting support, the driven assembly comprises a connecting seat and a gear ring, the connecting seat is rotatably connected with the mounting support, and the gear ring is fixed on one surface of the connecting seat, which faces away from the generator, and is meshed with the driving gear.

2. The integrated barring system applied to the semi-direct drive wind motor type according to claim 1 wherein the number of the driving components is not less than two, and the driving components are distributed along the periphery of the gear ring in an array, and the teeth of the gear ring are located on the outer side of the gear ring.

3. The integrated barring system applied to the semi-direct-drive wind motor type according to claim 1 is characterized in that the motor is a hydraulic motor, an oil source and an oil distribution block connected with the hydraulic motor are fixed on a mounting bracket, the oil source and the electric control cabinet are of split structures and respectively correspond to each group of driving assemblies, the oil distribution block is located in the center of the gear ring, and the oil source and the electric control cabinet are arranged around the periphery of the driving assemblies.

4. The integrated barring system applied to a semi-direct drive wind motor type according to claim 1 wherein the drive assembly further includes a brake and an encoder.