Wind turbine generator tower drum vibration detection device

Abstract

The utility model discloses a wind turbine generator tower drum vibration detection device, and particularly relates to the technical field of vibration detection, the wind turbine generator tower drum vibration detection device comprises a wind turbine generator tower drum, a connecting tower drum is arranged outside the upper end of the wind turbine generator tower drum, and maintenance platforms are arranged on the upper sides of the inner end faces of the wind turbine generator tower drum and the connecting tower drum. And a mounting bracket is arranged on the inner end surfaces of the wind turbine generator tower drum and the connecting tower drum at the upper end of the maintenance platform. In actual use, under the corresponding arrangement state of the limiting top plate, the U-shaped installation groove, the supporting sliding rod, the supporting spring, the vibration detection probe and the connecting wire, the limiting top plate can be pulled open to install the vibration detection probe in the U-shaped installation groove, then the arranged supporting spring abuts against the limiting top plate, and the vibration detection probe is installed in the U-shaped installation groove. One end of the vibration detection probe is attached to the inner end face of the wind turbine generator tower and the inner end face of the connecting tower, and meanwhile the vibration detection probe is more convenient to assemble and disassemble.

Description

TECHNICAL FIELD

[0001] The utility model relates to vibration detection technical field more specifically, the utility model relates to a kind of wind turbine tower vibration detection device. BACKGROUND

[0002] Wind turbine is the system of kinetic energy conversion into electrical energy of wind, and the tower of wind turbine is the load-bearing component in wind turbine, which mainly plays a supporting role in wind turbine, and absorbs the vibration of the unit. In order to ensure safety during actual use, the vibration needs to be monitored to prevent the vibration from affecting the wind turbine. For example, the patent with the publication number CN119900692A discloses a wind turbine tower vibration monitoring device. The first support plate is moved to the middle of the tower, and the first support plate is corresponded to the inner connecting flange plate of the tower. Then, the second support plate is slid to move the opposite ends of the two second support plates to the top of the inner connecting flange plate of the tower, and the first support plate is preliminarily supported. Then, the position of the second support plate is fixed by rotating the nut at the top of the first stud, and the inner connecting flange plate of the tower is clamped by the first extrusion plate and the second support plate through the tightening nut. The end of the second support plate is fixed, so that the first support plate is supported by the second support plate. Then, the auxiliary side plate is rotated and slid, and the second stud is slid inside the second adjusting slot.

[0003] The above-mentioned device is convenient to adjust the moving length of the end of the second support plate during installation according to actual needs, and can be flexibly adjusted to improve the use effect. However, when the tower vibrates, the bolts are prone to loosen, which affects the detection accuracy of the vibration detector and the stability of the tower vibration detection. UTILITY MODEL CONTENTS

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a wind turbine tower vibration detection device. The technical problem to be solved by the utility model is how to make the vibration detector more stable for tower vibration detection.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a wind turbine tower vibration detection device, comprising a wind turbine tower, a connecting tower is arranged on the outer end of the upper end of the wind turbine tower, a maintenance platform is arranged on the upper side of the inner end face of the wind turbine tower and the connecting tower, and a mounting bracket is arranged on the upper end of the maintenance platform of the inner end face of the wind turbine tower and the connecting tower.

[0006] The outer end surface of the support sliding rod is provided with a limiting top plate, the upper end of the limiting top plate is provided with a U-shaped installation slot, and the inside of the U-shaped installation slot is provided with a vibration detection probe.

[0007] In a preferred embodiment, the lower end of the wind turbine tower is provided with a mounting base, the outer end surface of the support sliding rod is provided with a supporting spring on one side of the limiting top plate, and the end surface of the limiting top plate is provided with a plurality of adaptive holes.

[0008] In a preferred embodiment, the lower side of the outer end surface of the wind turbine tower is provided with a maintenance pipe, and the outer end surface of the maintenance pipe is provided with a maintenance door.

[0009] In a preferred embodiment, the inner end surface of the connection between the wind turbine tower and the connecting tower is provided with a connecting flange.

[0010] In a preferred embodiment, the end surface of the connecting flange is provided with a connecting bolt, and one side of the outer end surface of the maintenance platform is provided with a U-shaped climbing slot.

[0011] In a preferred embodiment, the upper end of the maintenance platform is provided with a vibration detector, and one side of the outer end surface of the vibration detection probe is provided with a connecting lead wire.

[0012] In a preferred embodiment, the outer end surface of the wind turbine tower in the front view direction decreases from bottom to top, the outer end surface of the connecting tower in the front view direction decreases from bottom to top, the upper end surface diameter of the wind turbine tower is the same as the lower end surface diameter of the connecting tower, and the outer end surface of the support sliding rod is matched with the inner end surface of the adaptive hole.

[0013] In a preferred embodiment, the outer end surface of the vibration detection probe is matched with the inner end surface of the U-shaped installation slot, the vibration detection probe is connected with the vibration detector through the connecting lead wire, and the vibration detector is in electrical connection with the external control equipment.

[0014] In a preferred embodiment, the maintenance pipe and the maintenance door are connected through bolts.

[0015] The technical effects and advantages of the utility model are as follows:

[0016] The utility model discloses a practical use, through the corresponding setting state of limiting top plate, U type installation groove, support slide rod, support spring, vibration detection probe and connecting wire, can pull open the vibration detection probe of limiting top plate and install in the inside of U type installation groove, the support spring that sets up subsequently will be pressed against the limiting top plate, make the one end of vibration detection probe adhere to the inner end face of wind turbine tower and connecting tower, whole structure is simple, simultaneously make vibration detection probe installation and dismantle more convenient, thereby through vibration detection probe to the vibration of wind turbine tower and connecting tower and produce detection, can also effectively increase vibration detection probe to the stability of wind turbine tower and connecting tower vibration detection. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is whole structure schematic diagram of the utility model.

[0018] Figure 2 It is whole main view cross section structure schematic diagram of the utility model.

[0019] Figure 3 It is the utility model Figure 2 A portion enlarged view.

[0020] Figure 4 It is vibration detection probe installation structure schematic diagram of the utility model.

[0021] The figure mark is: 1 wind turbine tower, 2 connecting tower, 3 access door, 4 installation base, 5 access platform, 6 access pipe, 7 vibration detector, 8 connecting flange, 9 connecting bolt, 10 installation support, 11 limiting plate, 12 vibration detection probe, 13 limiting top plate, 14 U type installation groove, 15 adaptation hole, 16 support slide rod, 17 support spring, 18 connecting wire. DETAILED DESCRIPTION

[0022] Example implementations will now be described with reference to the drawing. However, example implementations can be implemented in various forms and should not be construed as being limited to the examples set forth herein; rather, these examples are provided so that the present disclosure will be thorough and complete, and will fully convey the inventive concept of example implementations to those skilled in the art. The drawings are schematic illustrations of the present disclosure and are not necessarily to scale. Like reference numerals in the figures indicate like or similar parts, and thus repeated description thereof will be omitted.

[0023] Moreover, the described features, structures, or characteristics can be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the

[0024] The utility model provides a kind of wind turbine tower vibration detection device, as shown in Figure 1 And 2 As shown in the figure, including wind turbine tower 1, the outside of the upper end of the wind turbine tower 1 is provided with a connecting tower 2;

[0025] The upper side of the inner end face of the wind turbine tower 1 and the connecting tower 2 is provided with a maintenance platform 5, which can facilitate the worker to stand on the upper end of the maintenance platform 5 to check and maintain the inside of the wind turbine tower 1 and the connecting tower 2, the lower end of the wind turbine tower 1 is provided with a mounting base 4, and the lower side of the outer end face of the wind turbine tower 1 is provided with a maintenance pipe 6;

[0026] The outer end face of the maintenance pipe 6 is provided with a maintenance door 3, which can facilitate the closure of the maintenance pipe 6, one side of the outer end face of the maintenance platform 5 is provided with a U-shaped climbing groove, which can facilitate the worker to enter the upper end of the maintenance platform 5 through the U-shaped climbing groove, the upper end of the maintenance platform 5 is provided with a vibration detector 7, the outer end face diameter of the wind turbine tower 1 in the front direction presents a decreasing state from bottom to top, the outer end face diameter of the connecting tower 2 in the front direction presents a decreasing state from bottom to top, and the upper end face diameter of the wind turbine tower 1 is the same as the lower end face diameter of the connecting tower 2;

[0027] The vibration detector 7 is in an electrically connected state with an external control device, and the maintenance pipe 6 is connected with the maintenance door 3 by bolts.

[0028] As shown in Figure 3 And 4 The inner end face of the wind turbine tower 1 and the connecting tower 2 is provided with a mounting bracket 10 at the upper end of the maintenance platform 5, one side of the upper end of the mounting bracket 10 is provided with two limiting plates 11;

[0029] The inner side end face of the two limiting plates 11 is provided with two supporting sliding rods 16, the outer end face of the supporting sliding rod 16 is provided with a limiting top plate 13, the upper end of the limiting top plate 13 is provided with a U-shaped mounting groove 14, and the inside of the U-shaped mounting groove 14 is provided with a vibration detection probe 12;

[0030] The outer end face of the support slide rod 16 is provided with a support spring 17 on one side of the limiting top plate 13. The end face of the limiting top plate 13 is provided with multiple adapter holes 15. When installing the vibration detection probe 12, the worker stands on the upper end of the maintenance platform 5 and pulls the limiting top plate 13 outward from the upper end of the mounting bracket 10. Then the vibration detection probe 12 can be locked inside the U-shaped mounting groove 14. Then the worker can release the limiting top plate 13, and the support spring 17 will press against the limiting top plate 13, so that the limiting top plate 13 slides on the outer end face of the support slide rod 16, thereby making one end of the vibration detection probe 12 fit against the inner wall of the wind turbine tower 1 and the connecting tower 2.

[0031] The vibration detection probe 12 is provided with a connecting wire 18 on one side of its outer end face. The operator can connect the vibration detection probe 12 to the vibration detector 7 through the connecting wire 18. The vibration detection probe 12 will detect the vibration generated by the wind turbine tower 1 and the connecting tower 2 in real time. The vibration detection probe 12 will transmit the detected vibration data to the inside of the vibration detector 7 through the connecting wire 18. The vibration detector 7 will integrate and process the collected data and send it to the operator's control terminal. The inner end face of the connection between the wind turbine tower 1 and the connecting tower 2 is provided with a connecting flange 8.

[0032] The end face of the connecting flange 8 is provided with connecting bolts 9, which can connect the flanges at the connection of the wind turbine tower 1 and the connecting tower 2 together. The outer end face of the supporting slide rod 16 is adapted to the inner end face of the adapter hole 15.

[0033] The outer end face of the vibration detection probe 12 is adapted to the inner end face of the U-shaped mounting groove 14, which enables the vibration detection probe 12 to be stably installed inside the U-shaped mounting groove 14. The vibration detection probe 12 is connected to the vibration detector 7 through the connecting wire 18.

[0034] Finally, it should be noted that: the accompanying drawings of the embodiments disclosed in this utility model only involve the structures involved in the embodiments disclosed in this utility model. Other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of this utility model can be combined with each other.

[0035] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A wind turbine tower vibration detection device, comprising a wind turbine tower (1), characterized in that: The outer end of the upper end of the wind turbine tower (1) is provided with a connecting tower (2), the upper side of the inner end face of the wind turbine tower (1) and the connecting tower (2) is provided with a maintenance platform (5), and the inner end face of the wind turbine tower (1) and the connecting tower (2) is provided with a mounting bracket (10) at the upper end of the maintenance platform (5); One side of the upper end of the mounting bracket (10) is provided with two limiting plates (11), the inner side of the two limiting plates (11) is provided with two supporting slide rods (16), the outer end of the supporting slide rod (16) is provided with a limiting top plate (13), the upper end of the limiting top plate (13) is provided with a U-shaped mounting slot (14), and the inside of the U-shaped mounting slot (14) is provided with a vibration detection probe (12).

2. A wind turbine tower vibration detection apparatus according to claim 1, wherein: The lower end of the wind turbine tower (1) is provided with a mounting base (4), the outer end of the supporting slide rod (16) is provided with a supporting spring (17) on one side of the limiting top plate (13), and the end face of the limiting top plate (13) is provided with a plurality of adaptive holes (15).

3. A wind turbine tower vibration detection apparatus according to claim 1, wherein: The lower side of the outer end face of the wind turbine tower (1) is provided with a maintenance pipe (6), and the outer end face of the maintenance pipe (6) is provided with a maintenance door (3).

4. A wind turbine tower vibration detection apparatus according to claim 1, wherein: The inner end face of the connecting part of the wind turbine tower (1) and the connecting tower (2) is provided with a connecting flange (8).

5. A wind turbine tower vibration detection apparatus according to claim 4, wherein: The end face of the connecting flange (8) is provided with a connecting bolt (9), and one side of the outer end face of the maintenance platform (5) is provided with a U-shaped climbing groove.

6. A wind turbine tower vibration detection apparatus according to claim 1, wherein: The upper end of the maintenance platform (5) is provided with a vibration detector (7), and one side of the outer end of the vibration detection probe (12) is provided with a connecting lead (18).

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