CN215370106U

CN215370106U - Wind turbine generator system platform cable protection device that yaws

Info

Publication number: CN215370106U
Application number: CN202122000128.6U
Authority: CN
Inventors: 周德洋; 王禹晴
Original assignee: Tianjin Jinn Wind Power Co ltd
Current assignee: Tianjin Jinn Wind Power Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2021-12-31
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a wind turbine generator yaw platform cable protection device, which comprises an installation cylinder; and a cable fixing mechanism is arranged on the inner wall of the mounting cylinder. The cable protection device can effectively avoid collision and friction among cables, avoid unit faults and ensure normal operation of the unit.

Description

Wind turbine generator system platform cable protection device that yaws

Technical Field

The utility model relates to the technical field of wind generating sets, in particular to a wind generating set yaw platform cable protection device.

Background

The wind generating set is provided with a yawing device for adjusting the angle of the blades, so that the blades face the incoming wind direction to achieve the maximum generating efficiency. During the operation of the unit, when the nacelle drifts to a certain angle, the cable on the yawing platform is twisted. The cables twisted are subjected to torsion due to shaking in the yawing process, and the cables are subjected to mutual collision and abrasion, so that the distance between the cables is reduced, the temperature rise of the cables is aggravated, the cable faults and the unit power failure are possibly caused, and the economic loss difficult to compensate is caused.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects or deficiencies in the prior art, it is desirable to provide a wind turbine generator yaw platform cable protection device which can effectively avoid collision friction between cables, avoid unit faults, and ensure normal operation of the unit.

The utility model provides a wind turbine generator yaw platform cable protection device, which comprises an installation cylinder; a cable fixing mechanism is arranged on the inner wall of the mounting cylinder; the cable fixing mechanism comprises two circles of chutes and a circle, wherein the chutes are arranged on the inner wall of the installation barrel body, the chutes are arranged close to the top end of the installation barrel body, the other circle is arranged close to the bottom end of the installation barrel body, a plurality of sliders and two circles are uniformly distributed in the chutes, the sliders in the chutes correspond to one another in the vertical direction, and correspond to two sliders in the vertical direction, first connecting rods and second connecting rods are fixedly connected between the sliders and are in the same circle, first wire grooves are formed in the outer wall surfaces of the sliders along the vertical direction, fixing pieces which are detachably connected with the outer sides of the sliders are locked through locking bolts, the fixing pieces correspond to the first wire grooves, second wire grooves are formed in the first wire grooves, and a plurality of balls are uniformly embedded into the wall surfaces of the chutes.

Further, a cylinder fixing mechanism is arranged on the side wall of the installation cylinder; barrel fixed establishment includes fixing bolt and curved fixed plate, be close to the top on the lateral wall of installation barrel and be close to the bottom and all be provided with the round screw along circumference, equal threaded connection has on the screw fixing bolt, the outside of screw all is provided with one the fixed plate, fixing bolt pass through the bearing with the fixed plate rotates to be connected, be located on the fixed plate the fixedly connected with guide bar of fixing bolt's bilateral symmetry, the guide bar slides and link up the setting of installation barrel.

Furthermore, heat dissipation mechanisms are uniformly distributed on the side wall of the mounting cylinder; the heat dissipation mechanism comprises a plurality of mounting holes which are uniformly distributed on the side wall of the mounting cylinder body, and heat dissipation fans are mounted in the mounting holes.

Furthermore, the outer wall surface of the fixing plate is provided with anti-skidding teeth.

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

the cable protection device is provided with the cable fixing mechanism, when the unit carries out yaw adjustment, the cable fixing mechanism can respectively fix each cable, the space between the adjacent cables is kept, mutual collision and abrasion between the cables are avoided, unit faults are avoided, and normal operation of the unit is ensured.

It should be understood that what is described in this summary section is not intended to limit key or critical features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model.

Other features of the present invention will become apparent from the following description.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a wind turbine generator yaw platform cable protection device;

FIG. 2 is a schematic sectional structure view of a cable protection device of a yaw platform of a wind turbine generator;

FIG. 3 is a schematic top view of the cable fixing mechanism;

fig. 4 is a schematic structural view of the cable fixing mechanism.

Reference numbers in the figures: 11. installing a cylinder body; 12. a cable fixing mechanism; 13. a cylinder fixing mechanism; 14. a heat dissipation mechanism;

21. a chute; 22. a slider; 23. a first link; 24. a second link; 25. a first wire slot; 26. locking the bolt; 27. a fixing sheet; 28. a second wire slot; 29. a ball bearing;

31. fixing the bolt; 32. a fixing plate; 33. a bearing; 34. a guide bar; 35. anti-slip teeth;

41. mounting holes; 42. a heat dissipation fan.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 4, an embodiment of the present invention provides a wind turbine generator yaw platform cable protection device, including an installation cylinder 11; a cable fixing mechanism 12 is arranged on the inner wall of the mounting cylinder 11; cable fixed establishment 12 is including setting up two rings of spout 21 on installation barrel 11 inner wall, the top setting that one ring spout 21 is close to installation barrel 11, another ring spout 21 is close to the bottom setting of installation barrel 11, the equipartition has a plurality of sliders 22 in the spout 21, slider one-to-one in two rings of spout 21 is in vertical direction, the first connecting rod 23 of fixedly connected with between two sliders 22 that correspond in vertical direction, fixedly connected with second connecting rod 24 between two adjacent sliders 22 in the same ring spout 21, be provided with first line groove 25 along vertical direction on slider 22's the outer wall, 26 detachable fixedly connected with stationary blade 27 is passed through in the outside of slider 22, it is provided with second line groove 28 to correspond first line groove 25 on the stationary blade 27, slider 22 has a plurality of balls 29 near even embedding on the wall of spout 21.

In this embodiment, the cables on the yaw deck are passed through the mounting cylinder 11, and the cables are respectively placed in the first wire slots 25 of the two sliders 22 corresponding to each other up and down, and then the fixing pieces 27 are mounted on the sliders 22 by the locking bolts 26 to fix the cables between the first wire slots 25 and the second wire slots 28. The sliders 22 are connected to each other by a first link 23 and a second link 24 to form a whole, so that the cable fixing mechanism 12 can rotate along with the rotation of the cables, and the space between the adjacent cables is kept constant. The mutual collision and abrasion between the cables are avoided, the unit fault is avoided, and the normal operation of the unit is ensured.

In a preferred embodiment, as shown in fig. 1 and 2, a cylinder fixing mechanism 13 is arranged on the side wall of the mounting cylinder 11; barrel fixed establishment 13 includes fixing bolt 31 and curved fixed plate 32, be close to the top on the lateral wall of installation barrel 11 and all be provided with the round screw with being close to the bottom along circumference, equal threaded connection has fixing bolt 31 on the screw, the outside of screw all is provided with a fixed plate 32, fixing bolt 31 rotates with fixed plate 32 through bearing 33 and is connected, the fixedly connected with guide bar 34 that lies in fixing bolt 31's bilateral symmetry on the fixed plate 32, guide bar 34 slides and link up installation barrel 11 and sets up.

In the present embodiment, the installation cylinder 11 is fixedly installed in the support tube tower of the unit by the cylinder fixing mechanism 13. The fixing plate 32 can be tightly abutted to the inner wall of the supporting pipe tower by rotating the fixing bolt 31, so that the installation and fixation of the installation barrel 11 are realized, the installation is convenient and fast, and the fixation is stable.

In a preferred embodiment, as shown in fig. 1 and 2, the side wall of the installation cylinder 11 is uniformly provided with the heat dissipation mechanisms 14; the heat dissipation mechanism 14 includes a plurality of mounting holes 41 uniformly distributed on the side wall of the mounting cylinder 11, and heat dissipation fans 42 are mounted in the mounting holes 41.

In this embodiment, the sidewall of the supporting tube tower of the unit is provided with heat dissipation holes corresponding to the heat dissipation mechanism 14, and sealing devices capable of controlling the opening and closing of the heat dissipation holes are installed in the heat dissipation holes. In a high-temperature environment, the sealing device is opened, and the heat dissipation mechanism 14 operates to dissipate heat. And the sealing device is closed in rainy days, so that rainwater is prevented from entering the supporting pipe tower. The heat dissipation mechanism 14 can effectively reduce the operating temperature of the cable and ensure the normal operation of the unit.

In a preferred embodiment, as shown in FIG. 1, the outer wall of the fixing plate 32 is provided with anti-slip teeth 35 to improve the fixing effect of the cartridge fixing mechanism 13.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A wind turbine generator yaw platform cable protection device is characterized by comprising an installation cylinder; a cable fixing mechanism is arranged on the inner wall of the mounting cylinder; the cable fixing mechanism comprises two circles of chutes and a circle, wherein the chutes are arranged on the inner wall of the installation barrel body, the chutes are arranged close to the top end of the installation barrel body, the other circle is arranged close to the bottom end of the installation barrel body, a plurality of sliders and two circles are uniformly distributed in the chutes, the sliders in the chutes correspond to one another in the vertical direction, and correspond to two sliders in the vertical direction, first connecting rods and second connecting rods are fixedly connected between the sliders and are in the same circle, first wire grooves are formed in the outer wall surfaces of the sliders along the vertical direction, fixing pieces which are detachably connected with the outer sides of the sliders are locked through locking bolts, the fixing pieces correspond to the first wire grooves, second wire grooves are formed in the first wire grooves, and a plurality of balls are uniformly embedded into the wall surfaces of the chutes.

2. The cable protection device of claim 1, wherein a barrel securing mechanism is disposed on a sidewall of the mounting barrel; barrel fixed establishment includes fixing bolt and curved fixed plate, be close to the top on the lateral wall of installation barrel and be close to the bottom and all be provided with the round screw along circumference, equal threaded connection has on the screw fixing bolt, the outside of screw all is provided with one the fixed plate, fixing bolt pass through the bearing with the fixed plate rotates to be connected, be located on the fixed plate the fixedly connected with guide bar of fixing bolt's bilateral symmetry, the guide bar slides and link up the setting of installation barrel.

3. The cable protection device of claim 2, wherein the side wall of the mounting cylinder is uniformly provided with heat dissipation mechanisms; the heat dissipation mechanism comprises a plurality of mounting holes which are uniformly distributed on the side wall of the mounting cylinder body, and heat dissipation fans are mounted in the mounting holes.

4. The cable protection device of claim 3, wherein the outer wall surface of the fixing plate is provided with anti-slip teeth.