CN219101512U - Damping mounting structure for variable pitch system driver of wind generating set - Google Patents

Abstract

The utility model discloses a damping mounting structure for a variable pitch system driver of a wind generating set, wherein the driver is fixedly mounted on a mounting panel of a switching support through an extension edge, and a first damping washer sleeved on the periphery of the driver is arranged between the extension edge and the mounting panel; the mounting panel is provided with a first heat dissipation window, and the radiator penetrates through the first heat dissipation window and extends to the outside; the switching support is directly or indirectly fixedly connected with the variable pitch cabinet; the utility model provides reinforcement effect for the whole installation structure, reduces or avoids shaking caused by direct impact of the variable pitch cabinet, and meets the universal installation requirement of the driver; meanwhile, the shock absorption and heat dissipation installation effects are provided for the installation structure of the driver.

Description

A shock-absorbing mounting structure for a pitch system driver of a wind power generating set

technical field

The utility model belongs to the field of wind power generation, and in particular relates to a shock absorbing installation structure for a driver of a pitch change system of a wind power generating set.

Background technique

In the field of wind power generation, the drive of the pitch system is one of the core control structures of the wind turbine. In the prior art, when the driver of the pitch system is installed in the pitch cabinet, the studs are usually pre-laid in the pitch cabinet of the pitch system, and then the driver is fastened to the studs through standard locknuts. With cooperation, the installation is complete. However, the problem with this solution is that once the drive structure of the pitch system of the wind turbine is modified, the connection holes provided are difficult to fit with the pre-laid studs in the pitch cabinet of the pitch system, resulting in failure to install; Secondly, in the existing driver installation scheme, the driver is prone to shake when it receives side impact during fan operation. Operational stability of wind turbines.

For this reason, the applicant wishes to seek a technical solution to solve the above technical problems.

Contents of the invention

In view of this, the purpose of this utility model is to provide a shock-absorbing installation structure for the wind turbine pitch system driver, which provides a strengthening effect on the overall installation structure and reduces or avoids damage caused by the direct impact of the pitch cabinet. The generated shaking meets the universal installation requirements for the driver; at the same time, it provides the installation structure of the driver with shock absorption and heat dissipation installation effects.

The technical scheme that the utility model adopts is as follows:

A shock-absorbing mounting structure for a driver of a pitch system of a wind power generating set, comprising a driver, the outer periphery of the driver is provided with an extended edge, and the lower end of the driver is provided with a radiator, and the extended edge is located on the side of the radiator above; among them,

The driver is fixedly mounted on the mounting panel of the adapter bracket through the extension edge, and a first shock-absorbing washer socketed on the periphery of the driver is provided between the extension edge and the installation panel;

The installation panel is provided with a first heat dissipation window, and the radiator extends outward through the first heat dissipation window;

The adapter bracket is directly or indirectly fixedly connected to the pitch cabinet.

Preferably, the adapter bracket includes the installation panel at the upper end and the installation base plate at the bottom; wherein, the periphery of the installation base plate is connected with the installation panel above it through side plates, and the installation The bottom plate is directly or indirectly fixedly connected to the pitch cabinet.

Preferably, at least two first installation holes are provided on the installation panel, and the extension edge is respectively fixedly connected to each of the first installation holes through fasteners.

Preferably, the hole periphery of the first installation hole extends to the lower end to form a stud sleeve with an internal thread.

Preferably, the installation bottom plate includes a second heat dissipation window communicating with the outside, and the area of the second heat dissipation window is larger than that of the first heat dissipation window.

Preferably, several second installation holes are provided around the installation bottom plate, and are directly or indirectly fixedly connected to the pitch cabinet through the second installation holes.

Preferably, the installation base plate is fixedly installed and connected to the pitch cabinet through the back plate, and a second shock-absorbing washer is provided between the back plate and the installation base plate.

Preferably, the side plate is provided with a stepped edge extending toward its inner periphery, the width of the reinforced stepped edge is in the range of 40-60 mm, and the reinforced stepped edge is located close to the lower end of the side plate.

Preferably, the adapter bracket is integrally formed by bending a sheet metal part, and the vertical distance between the installation panel and the installation base is in the range of 120-180mm.

Preferably, the thickness range of the sheet metal part is 2-4mm.

The utility model proposes to install the driver on the installation panel of the adapter bracket, and then flexibly and conveniently install it on the pitch change cabinet directly or indirectly through the adapter bracket, which provides a strengthening effect on the overall installation structure and reduces or avoids the The shaking caused by the direct impact of the pitch cabinet, and when the controller needs to be upgraded and modified, there is no need to replace the installation structure of the pitch cabinet (high cost), only the adapter bracket structure needs to be replaced, which meets the The universal installation requirements for the driver are met; at the same time, the application extends the radiator of the driver to the outside through the first heat dissipation window on the installation panel, and there is a socket socket on the outer periphery of the driver between the extended edge of the controller and the installation panel. The first shock-absorbing washer provides both shock-absorbing and heat-dissipating installation effects for the installation structure of the driver.

Description of drawings

Fig. 1 is a schematic diagram of the universal heat dissipation installation structure of the driver under the specific embodiment of the present invention;

Fig. 2 is a schematic structural view of the lower adapter bracket in the specific embodiment of the present invention;

Fig. 3 is the sectional view of Fig. 2 in A-A direction;

Fig. 4 is a cross-sectional view of Fig. 2 along direction B.

Detailed ways

The embodiment of the utility model discloses a shock-absorbing installation structure for the driver of the pitch control system of the wind power generating set, which includes the driver. above; wherein, the driver is fixedly installed on the mounting panel of the adapter bracket through the extension edge, and a first shock-absorbing washer socketed on the outer periphery of the driver is provided between the extension edge and the installation panel; a first heat dissipation window is provided on the installation panel , the radiator extends outward through the first heat dissipation window; the adapter bracket is directly or indirectly fixedly connected to the pitch control cabinet.

In order to enable those skilled in the art to better understand the technical solution in the utility model, the technical solution in the utility model embodiment will be clearly and completely described below in conjunction with the accompanying drawings in the utility model embodiment. Obviously, The described embodiments are only some of the embodiments of the present utility model, but not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a shock-absorbing installation structure for the driver of the wind turbine pitch system, including a driver 1, the outer periphery of the driver 1 is provided with an extension edge 11, and the driver 1 A radiator 12 is provided at the lower end of the radiator 12, and the extension edge 11 is located above the radiator 12; wherein, the driver 1 is fixedly installed on the mounting panel 21 of the adapter bracket 2 through the extension edge 11, and the extension edge 11 and the installation panel 21 are provided. There is a first shock-absorbing washer 3 socketed on the outer periphery of the driver 1; the mounting panel 21 is provided with a first heat dissipation window 21a (specifically in a rectangular shape), and the radiator 12 extends outward through the first heat dissipation window 21a; the adapter bracket 2. It is directly or indirectly fixedly connected to the pitch control cabinet (known structure, not shown in the figure).

Preferably, in order to further facilitate shock absorption and enhance the installation effect, in this embodiment, the adapter bracket 2 includes an installation panel 21 at the upper end and an installation bottom plate 22 at the bottom; wherein, the installation bottom plate 22 is surrounded by side plates 23 and The installation panel 21 above it is connected as a whole, and the installation bottom plate 22 is directly or indirectly fixedly connected to the pitch cabinet.

Preferably, at least two first installation holes 21b are provided on the installation panel 21, and the extension edge 11 is respectively fixedly connected to the first installation holes 21b through fasteners 13; further preferably, in order to facilitate the installation and guiding effect, the first The peripheral portion of the mounting hole 21b extends downward to form a stud sleeve 21c with an internal thread.

Preferably, in order to further facilitate the heat dissipation effect, in this embodiment, the mounting base plate 22 includes a second heat dissipation window 22a (specifically in a rectangular shape) communicating with the outside, and the area of the second heat dissipation window 22a is larger than that of the first heat dissipation window 21a. Area, the lower end of the radiator 12 is close to the second heat dissipation window 22a, and communicates with the outside through the second heat dissipation window 22a;

Preferably, in this embodiment, several second installation holes 22b are respectively provided around the installation bottom plate 22, through which the second installation holes 22b are directly or indirectly fixedly connected to the pitch cabinet; specifically preferably, in this embodiment A total of 14 second mounting holes 22b distributed at intervals are arranged around the mounting base plate 22, and the adapter bracket 2 is directly or indirectly mounted on the pitch cabinet through locking and matching with the fastener 6;

Further specifically preferably, in this embodiment, the installation bottom plate 22 is fixedly installed and connected to the pitch cabinet through the back plate 4 (specifically, it can be processed and formed by steel plate). The pressure riveting screw and the second mounting hole 22b are correspondingly fixedly installed and connected, and then the backplane 4 and the pitch cabinet are locked and connected by screws; guide rails and wire slots can also be installed on the backplane 4 according to actual needs (benefit to the driver 1) Outlet) and other required structural parts are more convenient for installation flexibility; in order to further facilitate the installation effect of shock absorption, in this embodiment, a second shock absorption washer 5 is provided between the back plate 4 and the installation base plate 22.

In order to facilitate processing and save processing costs, in this embodiment, the adapter bracket 2 is formed by integral bending of sheet metal parts, and the width W2 of the adapter bracket 2 ranges from 400 to 450mm; The range of the upper and lower distance D1 is 120-180mm; the thickness T of the sheet metal parts ranges from 2-4mm; in order to further improve the installation strength of the adapter bracket, preferably, in this embodiment, the side plate 23 is provided with a The step flange 23a, the width W2 range of the reinforced step flange 23a is 40-60mm, and the reinforced step flange 23a is close to the lower end of the side plate 23 (the distance D2 between it and the lower end of the side plate 23 is in the range of 30-60 mm. 40mm).

Certainly, in other implementation manners, those skilled in the art can select an adapter bracket of a suitable size according to actual needs, which is not limited exclusively in this embodiment.

This embodiment proposes to install the driver 1 on the installation panel 21 of the adapter bracket 2, and then indirectly and flexibly and conveniently install it on the pitch cabinet through the adapter bracket 2 and the backplane 4, which provides the overall installation structure of the driver 1 Enhanced effect, reducing or avoiding the shaking caused by the direct impact of the pitch cabinet, and when the controller needs to be upgraded and modified, there is no need to replace the installation structure of the pitch cabinet (high cost), only the adapter needs to be replaced The adapter bracket structure can meet the universal installation requirements for the driver 1; at the same time, in this embodiment, the radiator 12 of the driver 1 extends outward through the first heat dissipation window 21a on the mounting panel 21 and through the second heat dissipation window 21a. The window 22a communicates with the outside, and a first shock-absorbing washer 3 sleeved on the outer periphery of the driver 1 is provided between the extension edge 11 of the controller 1 and the installation panel 21, providing both shock absorption and heat dissipation for the installation structure of the driver 1 Installation effect.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (10)

1. A shock-absorbing mounting structure for a wind turbine pitch system driver, comprising a driver, characterized in that, the outer periphery of the driver is provided with an extension edge, and the lower end of the driver is provided with a radiator, and the extension edge Located above the radiator; where, The driver is fixedly mounted on the mounting panel of the adapter bracket through the extension edge, and a first shock-absorbing washer socketed on the periphery of the driver is provided between the extension edge and the installation panel; The installation panel is provided with a first heat dissipation window, and the radiator extends outward through the first heat dissipation window; The adapter bracket is directly or indirectly fixedly connected to the pitch cabinet. 2. The shock-absorbing mounting structure according to claim 1, wherein the adapter bracket includes the mounting panel at the upper end and the mounting base plate at the bottom; wherein, the mounting base plate is surrounded by side plates and The installation panel located above it is connected as a whole, and the installation base plate is directly or indirectly fixedly connected with the pitch change cabinet. 3. The shock-absorbing installation structure according to claim 1 or 2, wherein at least two first installation holes are provided on the installation panel, and the extension edges are respectively connected to each of the first installation holes through fasteners. The mounting holes secure the mounting connection. 4 . The shock absorbing installation structure according to claim 3 , wherein the peripheral portion of the first installation hole extends downward to form a stud sleeve with an internal thread. 5 . 5 . The shock-absorbing installation structure according to claim 2 , wherein the installation bottom plate includes a second heat dissipation window communicating with the outside, and the area of the second heat dissipation window is larger than that of the first heat dissipation window. 6 . 6 . The shock absorbing installation structure according to claim 5 , wherein a plurality of second installation holes are provided around the installation bottom plate, through which the second installation holes are directly or indirectly fixedly connected to the pitch cabinet. 7 . 7. The shock absorbing installation structure according to claim 2, characterized in that, the installation base plate is fixedly installed and connected with the pitch change cabinet through the back plate, and a second shock absorber is arranged between the back plate and the installation base plate washer. 8. The shock-absorbing mounting structure according to claim 2, wherein the side plate is provided with a reinforced step hem extending toward its inner periphery, the width of the reinforced step hem is 40-60 mm, and The edge of the reinforcing step is located close to the lower end of the side plate. 9. The shock-absorbing installation structure according to claim 2 or 8, wherein the adapter bracket is integrally bent and formed by a sheet metal part, and the range of the upper and lower distances between the installation panel and the installation bottom plate is 120-180mm. 10. The shock-absorbing installation structure according to claim 9, characterized in that, the thickness of the sheet metal part ranges from 2 to 4 mm.

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