A grounding device for a wind turbine generator set

Abstract

The utility model discloses a grounding device for a wind turbine generator set, including a grounding column, a screw sleeve is rotatably provided on the top of the inner side of the grounding column, a stud is threadedly connected on the inner side of the screw sleeve, a screw sleeve extends from the bottom end of the stud, a rotating rod is rotatably provided on the side wall of the grounding column, a rotating wheel is fixedly provided on one end of the rotating rod, a plurality of plugging rods are penetrated through the side wall of the grounding column, an end block is fixedly provided on one end of the plurality of plugging rods, a plurality of through holes for the plurality of plugging rods to penetrate are provided on the side wall of the grounding column, and a plurality of plugging rods are penetrated through one end of the plurality of plugging rods, and a pointed head is provided on one end of the plurality of plugging rods. By rotating the rotating rod, the rotating rod drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the screw sleeve to rotate, and then drives the stud to move downward, the stud drives the plurality of inverted cone blocks to respectively contact the plurality of bevels, and then drives the plurality of plugging rods to diffuse outward, the plurality of plugging rods are inserted into the soil outward through the pointed heads, so that the plurality of plugging rods can limit and fix the grounding column, and the stability of the grounding column is better.

Description

Technical Field

[0001] The utility model belongs to the technical field of grounding devices, and in particular relates to a grounding device for a wind turbine generator set. Background Art

[0002] Wind power generation refers to converting the kinetic energy of wind into electrical energy. Wind energy is a clean, pollution-free renewable energy source that has been used by people for a long time. Wind power generation is very environmentally friendly and has huge wind energy reserves, so it is increasingly valued by countries around the world. Wind power generation equipment is equipment that uses wind power to generate electricity. In thunderstorms, lightning can easily strike wind power generation equipment, causing damage to the wind power generation equipment.

[0003] Wind power generator sets require a grounding device to connect the exposed conductive parts of the generator set and the conductive parts outside the device to the earth via a conductor. However, most of the grounding ends in traditional grounding devices insert the conductor into the ground. However, when the conductor is inserted into relatively soft soil, the conductor often tends to fall over or be pulled out, resulting in poor fixing effect on the conductor. Utility Model Content

[0004] Most of the grounding ends in traditional grounding devices insert a conductor into the ground. However, when the conductor is inserted into relatively soft soil, the conductor is often prone to tipping over or being pulled out, resulting in a poor fixing effect on the conductor. The utility model provides a grounding device for a wind turbine generator set.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a grounding device for a wind turbine generator set, comprising a grounding column, a mounting plate is fixedly arranged on the outer side of the grounding column, a screw sleeve is rotatably arranged on the top of the inner side of the grounding column, a stud is threadedly connected to the inner side of the screw sleeve, and the screw sleeve extends from the bottom end of the stud, a rotating rod is rotatably arranged on the side wall of the grounding column, a rotating wheel is fixedly arranged at one end of the rotating rod, and a transmission assembly for driving the screw sleeve to rotate is arranged at the end of the rotating rod away from the rotating wheel, a plurality of plug rods are penetrated through the side wall of the grounding column, end blocks are fixedly arranged at one end of the plurality of plug rods, springs are sleeved on the outer sides of the plurality of plug rods, a plurality of through holes are opened on the side wall of the grounding column for the plurality of plug rods to pass through, and a pointed tip is arranged at one end of the through holes passed through by the plurality of plug rods.

[0006] Preferably, a wiring terminal is provided on the top of the grounding column.

[0007] Preferably, the transmission assembly includes a first bevel gear and a second bevel gear, the first bevel gear is fixedly arranged on the rotating rod, the second bevel gear is fixedly arranged on the outside of the nut, and the first bevel gear and the second bevel gear are meshingly connected.

[0008] Preferably, a plurality of inverted cone blocks are fixedly provided on the stud, a plurality of the end blocks are provided with beveled openings, and the plurality of inverted cone blocks are respectively used to abut against the plurality of beveled openings.

[0009] Preferably, a rectangular column is fixedly provided at the bottom end of the stud, and a through hole matching the rectangular column is opened on the bottom wall of the grounding column.

[0010] Preferably, a plurality of reinforcing columns are provided through the mounting plate, tops of the plurality of reinforcing columns are provided with top plates, the plurality of top plates are used to abut against the mounting plate, and outer sides of the plurality of reinforcing columns are provided with reinforcing blocks.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. By rotating the rotating wheel, the rotating rod is driven to rotate, the rotating rod drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the screw sleeve to rotate, and then drives the stud to move downward, the stud drives multiple inverted cone blocks to respectively contact multiple bevels, and then drives multiple plug rods to spread outward, and multiple plug rods are inserted into the soil through the pointed ends outward, so that the multiple plug rods can limit and fix the grounding column, so that the stability of the grounding column is better.

[0013] 2. By passing through a plurality of reinforcing columns on the mounting plate, the bottom ends of a plurality of top plates are inserted into the soil, so that the plurality of top plates contact the mounting plate, and the stability of the grounding column is improved through a plurality of reinforcing blocks. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic structural diagram of the overall cross-section of the utility model;

[0016] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0017] Figure 4 It is a structural schematic diagram of part of the utility model.

[0018] In the figure: 1, grounding column; 2, mounting plate; 3, screw sleeve; 4, stud; 5, rotating rod; 6, rotating wheel; 7, plug rod; 8, end block; 9, spring; 10, through hole; 11, pointed head; 12, wiring terminal; 13, first bevel gear; 14, second bevel gear; 15, inverted cone block; 16, bevel; 17, rectangular column; 18, reinforcement column; 19, top plate; 20, reinforcement block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-Figure 4 A grounding device for a wind turbine generator set includes a grounding column 1, a mounting plate 2 is fixedly arranged on the outer side of the grounding column 1, a wiring terminal 12 is arranged on the top of the grounding column 1, the wind turbine generator set is connected through the wiring terminal 12, and the grounding column 1 is positioned through the mounting plate 2.

[0021] In addition, a screw sleeve 3 is rotatably provided at the top inner side of the grounding column 1, a stud 4 is threadedly connected to the inner side of the screw sleeve 3, and the screw sleeve 3 extends from the bottom end of the stud 4. A rotating rod 5 is rotatably provided on the side wall of the grounding column 1, and a rotating wheel 6 is fixedly provided at one end of the rotating rod 5. A transmission assembly for driving the screw sleeve 3 to rotate is provided at the end of the rotating rod 5 away from the rotating wheel 6. The transmission assembly includes a first bevel gear 13 and a second bevel gear 14. The first bevel gear 13 is fixedly provided on the rotating rod 5, and the second bevel gear 14 is fixedly provided on the outer side of the screw sleeve 3. The first bevel gear 13 and the second bevel gear 14 are meshed and connected. By rotating the rotating wheel 6, the rotating rod 5 is driven to rotate, the rotating rod 5 drives the first bevel gear 13 to rotate, the first bevel gear 13 drives the second bevel gear 14 to rotate, and the second bevel gear 14 drives the screw sleeve 3 to rotate, thereby driving the stud 4 to move downward.

[0022] Furthermore, a plurality of plug rods 7 are penetrated through the side wall of the grounding column 1, an end block 8 is fixedly provided at one end of the plurality of plug rods 7, a spring 9 is sleeved on the outer side of the plurality of plug rods 7, a plurality of through holes 10 for the plurality of plug rods 7 to penetrate are opened on the side wall of the grounding column 1, and a pointed tip 11 is provided at one end of the plurality of plug rods 7 penetrating through the through holes 10.

[0023] Among them, a plurality of inverted cone blocks 15 are fixedly arranged on the stud 4, and a plurality of end blocks 8 are provided with beveled openings 16. The plurality of inverted cone blocks 15 are respectively used to abut against the plurality of beveled openings 16. The stud 4 moves downward, driving the plurality of inverted cone blocks 15 to abut against the plurality of beveled openings 16 respectively, thereby driving the plurality of insertion rods 7 to spread outward, and the plurality of insertion rods 7 are inserted into the soil outward through the pointed heads 11.

[0024] In addition, a rectangular column 17 is fixedly provided at the bottom end of the stud 4, and a through hole matching the rectangular column 17 is opened on the bottom wall of the grounding column 1. The rectangular column 17 is used to limit the stud 4 so that the stud 4 will not rotate.

[0025] Finally, a plurality of reinforcing columns 18 are arranged through the mounting plate 2, and a top plate 19 is arranged at the top of each of the reinforcing columns 18. The top plates 19 are used to contact the mounting plate 2, and a reinforcing block 20 is arranged on the outer side of each of the reinforcing columns 18. The stability of the grounding column 1 is improved by the plurality of reinforcing blocks 20.

[0026] The operating principle of the present invention is described as follows: first, the grounding column 1 is driven into the ground, and the rotating wheel 6 is driven to rotate the rotating rod 5, and the rotating rod 5 drives the first bevel gear 13 to rotate, and the first bevel gear 13 drives the second bevel gear 14 to rotate, and the second bevel gear 14 drives the screw sleeve 3 to rotate, and the rectangular column 17 is used to limit the stud 4 so that the stud 4 will not rotate, and then drive the stud 4 to move downward, and the stud 4 drives multiple inverted cone blocks 15 to respectively contact multiple bevels 16, and then drive multiple plug rods 7 to spread outward, and multiple plug rods 7 are inserted into the soil through the pointed heads 11 outward, so that the multiple plug rods 7 can limit and fix the grounding column 1, so that the stability of the grounding column 1 is better, and then multiple reinforcing columns 18 are passed through the mounting plate 2, so that the bottom ends of multiple top plates 19 are inserted into the soil, so that the multiple top plates 19 contact the mounting plate 2, and then the stability of the grounding column 1 is improved through multiple reinforcing blocks 20.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A grounding device for a wind turbine generator set, comprising a grounding column (1), characterized in that: A mounting plate (2) is fixedly arranged on the outside of the grounding column (1), a screw sleeve (3) is rotatably arranged on the top of the inside of the grounding column (1), a stud (4) is threadedly connected to the inside of the screw sleeve (3), and the bottom end of the stud (4) extends out of the screw sleeve (3); The side wall of the grounding column (1) is rotatably provided with a rotating rod (5), one end of which is fixedly provided with a rotating wheel (6), and the end of the rotating rod (5) away from the rotating wheel (6) is provided with a transmission component for driving the screw sleeve (3) to rotate, and the side wall of the grounding column (1) is penetrated by a plurality of plug rods (7), one end of each of the plurality of plug rods (7) is fixedly provided with an end block (8), and the outer sides of each of the plurality of plug rods (7) are sleeved with a spring (9); The side wall of the grounding column (1) is provided with a plurality of through holes (10) for a plurality of insertion rods (7) to pass through, and a pointed tip (11) is provided at one end of the plurality of insertion rods (7) passing through the through holes (10).

2. A grounding device for a wind turbine generator set according to claim 1, characterized in that: A wiring terminal (12) is provided on the top of the grounding column (1).

3. A grounding device for a wind turbine generator set according to claim 2, characterized in that: The transmission assembly comprises a first bevel gear (13) and a second bevel gear (14); the first bevel gear (13) is fixedly arranged on the rotating rod (5); the second bevel gear (14) is fixedly arranged on the outside of the screw sleeve (3); the first bevel gear (13) and the second bevel gear (14) are meshingly connected.

4. A grounding device for a wind turbine generator set according to claim 3, characterized in that: A plurality of inverted cone blocks (15) are fixedly arranged on the stud (4), and a plurality of end blocks (8) are each provided with an oblique opening (16), and the plurality of inverted cone blocks (15) are respectively used to abut against the plurality of oblique openings (16).

5. A grounding device for a wind turbine generator set according to claim 4, characterized in that: A rectangular column (17) is fixedly provided at the bottom end of the stud (4); The bottom wall of the grounding column (1) is provided with a through hole that matches the rectangular column (17).

6. A grounding device for a wind turbine generator set according to claim 5, characterized in that: A plurality of reinforcing columns (18) are arranged through the mounting plate (2), a top plate (19) is arranged at the top of each of the plurality of reinforcing columns (18), the top plates (19) are used to contact the mounting plate (2), and a reinforcing block (20) is arranged on the outside of each of the plurality of reinforcing columns (18).

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