Generator displacement monitoring device suitable for different types of wind turbine generators

Abstract

The utility model discloses a generator displacement monitoring device suitable for different types of wind turbine generators, which comprises a first support, a second support, a sensor and a target plate, the first support is detachably mounted on a cabin base of the wind turbine generator, the second support is detachably mounted on the first support, the sensor is detachably mounted on the second support, and the target plate is detachably mounted on the second support. The installation position of the sensor on the first support can be adjusted according to the position requirement of the sensor so as to adapt to different types of wind turbine generators, the sensor is detachably installed on the second support, and the target plate is detachably installed on a generator of the wind turbine generator. The displacement change of the generator is effectively monitored by detecting the distance between the sensor and the target plate in real time through the sensor. According to the utility model, the height can be adjusted as required, the distance between different generators and a cabin base can be met, and the universality is extremely high.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power generation, in particular to a generator displacement monitoring device suitable for different types of wind turbines. Background Art

[0002] It is well known in the industry that the generator displacement monitoring device of a wind turbine is usually installed on the nacelle base and can monitor the displacement of the generator. However, due to the different distances between the generator and the nacelle base of each model and the different structures of the generator displacement monitoring devices for different types of wind turbines, there are many types of existing generator displacement monitoring devices with extremely low versatility, and it is impossible to make a generator displacement monitoring device of one structure suitable for different types of wind turbines. Utility Model Content

[0003] The purpose of the utility model is to overcome the shortcomings and deficiencies of the prior art and provide a generator displacement monitoring device suitable for different types of wind turbines. The height of the device can be adjusted as needed to meet the distance between different generators and the nacelle base, and the device has extremely high versatility.

[0004] To achieve the above-mentioned purpose, the technical solution provided by the utility model is: a generator displacement monitoring device suitable for different types of wind turbines, comprising a first support, a second support, a sensor and a target plate, wherein the first support is detachably mounted on the nacelle base of the wind turbine, the second support is detachably mounted on the first support, and its installation position on the first support can be adjusted according to the position requirements of the sensor to adapt to different types of wind turbines, the sensor is detachably mounted on the second support, and the target plate is detachably mounted on the generator of the wind turbine, and the sensor detects the distance between it and the target plate in real time to achieve effective monitoring of the generator displacement change.

[0005] Furthermore, a plurality of bolt holes that are matched one to one are provided on the first support and the second support, and the second support is mounted on the first support by bolts, and the position of the second support on the first support can be adjusted by selecting different bolt holes.

[0006] Furthermore, the top and side of the second support are respectively provided with a first installation position for installing a sensor, wherein the sensor installed on the top of the second support is used to monitor the vertical displacement of the generator, and the sensor installed on the side of the second support is used to monitor the horizontal displacement of the generator.

[0007] Furthermore, the target plate is mounted on the generator via a magnetic base.

[0008] Furthermore, the target plate is an inverted U-shaped structure, and the second support extends into the interior of the inverted U-shaped structure; a second mounting position for mounting a magnetic base is provided on the top of the target plate, and a sensor for monitoring the vertical displacement of the generator is provided, and the sensor is installed on the top of the second support; the two side plates of the target plate are parallel to each other and staggered with each other, and two sensors for monitoring the horizontal displacement of the generator are provided, and the two sensors are installed on the side surfaces of the second support, and one sensor corresponds to one side plate.

[0009] Furthermore, two side plates of the target plate are parallel to the side surfaces of the second support.

[0010] Furthermore, the target plate is a spliced ​​structure of an L-shaped plate and a side plate; the side plate is vertically fixed to the vertical plate of the L-shaped plate, and the two side surfaces of the side plate are respectively provided with a sensor for monitoring the horizontal displacement of the generator, and the sensor is installed on the side of the second support through a mounting base; the transverse plate of the L-shaped plate is located above the second support, and a second mounting position for installing a magnetic base is opened thereon, and a sensor for monitoring the vertical displacement of the generator is configured, and the sensor is installed on the top of the second support.

[0011] Furthermore, the side plate is perpendicular to the side surface of the second support.

[0012] Furthermore, the target plate is a spliced ​​structure of two L-shaped plates; the two L-shaped plates are respectively a first L-shaped plate and a second L-shaped plate, the first vertical plate of the first L-shaped plate is vertically fixed to the second vertical plate of the second L-shaped plate, the first transverse plate of the first L-shaped plate is parallel to the side of the second support, and is provided with a sensor for monitoring the horizontal displacement of the generator, and the sensor is detachably mounted on the side of the second support; the second transverse plate of the second L-shaped plate is located above the second support, and is provided with a second mounting position for mounting a magnetic base, and is provided with a sensor for monitoring the vertical displacement of the generator, and the sensor is mounted on the top of the second support.

[0013] Furthermore, the first support and the second support are L-shaped plate structures; a plurality of long strip holes are provided on the transverse plate of the first support for connection and fixation between the first support and the cabin base, and the transverse plate and the vertical plate are reinforced by rib plates, and a first mounting position for installing a sensor is respectively provided on the transverse plate and the vertical plate of the second support, the sensor installed on the transverse plate of the second support is used to monitor the vertical displacement of the generator, and the sensor installed on the vertical plate of the second support is used to monitor the horizontal displacement of the generator, and a plurality of bolt holes corresponding to each other are provided on the vertical plates of the first support and the second support for adjusting the mounting position of the second support on the first support.

[0014] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0015] 1. Simple structure and easy installation.

[0016] 2. The height can be adjusted according to the distance between the generator and the nacelle base. It is suitable for different types of wind turbines and has high versatility.

[0017] 3. The target plate can be designed into different shapes to meet different measurement requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 Schematic diagram of the structure of the generator displacement monitoring device in Example 1.

[0019] Figure 2 It is a schematic diagram of the structure of the generator displacement monitoring device in Example 1 after the sensor is removed.

[0020] Figure 3 It is a schematic diagram of the structure of the target plate in Example 1.

[0021] Figure 4 It is a schematic structural diagram of the second support in Example 1.

[0022] Figure 5 It is a structural schematic diagram of the first support in Example 1.

[0023] Figure 6 It is a schematic diagram of the structure of the generator displacement monitoring device in Example 2 after the sensor is removed.

[0024] Figure 7 It is a schematic diagram of the structure of the target plate in Example 2.

[0025] Figure 8 It is a schematic diagram of the structure of the generator displacement monitoring device in Example 3 after the sensor is removed.

[0026] Fig. 9 It is a schematic diagram of the structure of the target plate in Example 3. DETAILED DESCRIPTION

[0027] The present invention is further described in detail below in conjunction with embodiments and drawings, but the embodiments of the present invention are not limited thereto.

[0028] Example 1

[0029] like Figures 1 to 5As shown, this embodiment discloses a generator displacement monitoring device suitable for different types of wind turbines, including a first support 1, a second support 2, a sensor 3, a target plate 4 and a magnetic base 5, wherein the first support 1 is mounted on the nacelle base of the wind turbine by bolts, the second support 2 is mounted on the first support 1 by bolts, and can adjust its installation position on the first support 1 according to the position requirement of the sensor 3 to adapt to different types of wind turbines, the sensor 3 is detachably mounted on the second support 2, the target plate 4 is mounted on the generator of the wind turbine by the magnetic base 5, when the generator and the nacelle base are relatively displaced, the target plate 4 connected to the generator also moves, and the sensor 3 mounted on the second support 2 can detect the distance between it and the target plate 4 in real time, thereby realizing effective monitoring of the displacement change of the generator.

[0030] Specifically, the first support 1 and the second support 2 are L-shaped plate structures; four long strip holes 12 are opened on the transverse plate of the first support 1 to facilitate the connection and fixation between it and the cabin base, and the transverse plate and the vertical plate are reinforced by a rib plate 13; the transverse plate and the vertical plate of the second support 2 are respectively opened with a first installation position 22 for installing the sensor 3; the sensor 3 installed on the transverse plate of the second support 2 is used to monitor the vertical displacement of the generator; the sensor 3 installed on the vertical plate of the second support 2 is used to monitor the horizontal displacement of the generator; the vertical plate of the first support 1 is opened with a plurality of bolt holes 11; the vertical plate of the second support 2 is opened with bolt holes 21 that match the above-mentioned bolt holes 11 one by one; by selecting different bolt holes 11, 21, the position of the second support 2 on the first support 1 can be adjusted; for example, the second support 2 moves up and down along the first support 1, and the height of the sensor 3 can be adjusted, thereby meeting the displacement requirements of different generator heights.

[0031] Specifically, the target plate 4 is an inverted U-shaped structure, the second support 2 extends into the interior of the inverted U-shaped structure, and the two side plates of the target plate 4 are parallel to the side surfaces of the second support 2; a second mounting position 41 for mounting a magnetic base 5 is provided on the top of the target plate 4, and cooperates with a sensor 3 installed on the transverse plate of the second support 2 to achieve effective monitoring of the vertical displacement of the generator; the two side plates of the target plate 4 are parallel to and staggered with each other, and respectively cooperate with two sensors 3 installed on the vertical plates of the second support 2, and one sensor 3 corresponds to one side plate, to achieve effective monitoring of the horizontal displacement of the generator.

[0032] Example 2

[0033] like Figure 6 and Figure 7As shown, what is different from Example 1 is that the target plate 4 described in this embodiment is a splicing structure of an L-shaped plate 42 and a side plate 43; the side plate 43 is vertically fixed to the vertical plate of the L-shaped plate 42, and is perpendicular to the vertical plate of the second support 2. The two side surfaces of the side plate 43 correspond to a sensor 3 for monitoring the horizontal displacement of the generator, and by cooperating with the respective corresponding sensors 3, effective monitoring of the horizontal displacement of the generator is achieved. The sensor 3 is installed on the vertical plate of the second support 2 through a mounting seat 6 (which can be an angle iron); the transverse plate of the L-shaped plate 42 is located above the second support 2, and a second mounting position 41 for installing a magnetic seat 5 is opened thereon, and cooperates with a sensor 3 installed on the transverse plate of the second support 2 to achieve effective monitoring of the vertical displacement of the generator.

[0034] Example 3

[0035] like Figure 8 and Fig. 9 As shown, what is different from Example 1 is that the target plate 4 described in this embodiment is a splicing structure of two L-shaped plates; the two L-shaped plates are respectively a first L-shaped plate 44 and a second L-shaped plate 45, the first vertical plate of the first L-shaped plate 44 is vertically fixed to the second vertical plate of the second L-shaped plate 45, the first transverse plate of the first L-shaped plate 44 is parallel to the vertical plate of the second support 2, and cooperates with a sensor 3 installed on the vertical plate of the second support 2 to achieve effective monitoring of the horizontal displacement of the generator; the second transverse plate of the second L-shaped plate 45 is located above the second support 2, and is provided with a second installation position 41 for installing the magnetic base 5, and cooperates with a sensor 3 installed on the transverse plate of the second support 2 to achieve effective monitoring of the vertical displacement of the generator.

[0036] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A generator displacement monitoring device suitable for different types of wind turbines, characterized in that: The invention comprises a first support (1), a second support (2), a sensor (3) and a target plate (4), wherein the first support (1) is detachably mounted on a cabin base of a wind turbine generator set, the second support (2) is detachably mounted on the first support (1), and its mounting position on the first support (1) can be adjusted according to the position requirement of the sensor (3) to adapt to different types of wind turbine generator sets, the sensor (3) is detachably mounted on the second support (2), and the target plate (4) is detachably mounted on a generator of the wind turbine generator set, and the sensor (3) detects the distance between the sensor (3) and the target plate (4) in real time to achieve effective monitoring of the displacement change of the generator.

2. A generator displacement monitoring device applicable to different types of wind turbines according to claim 1, characterized in that: The first support (1) and the second support (2) are provided with a plurality of bolt holes that are matched one to one. The second support (2) is mounted on the first support (1) by means of bolts. The position of the second support (2) on the first support (1) can be adjusted by selecting different bolt holes.

3. The generator displacement monitoring device applicable to different types of wind turbines according to claim 1, characterized in that: The top and side of the second support (2) are respectively provided with a first installation position for installing a sensor (3), wherein the sensor (3) installed on the top of the second support (2) is used to monitor the vertical displacement of the generator, and the sensor (3) installed on the side of the second support (2) is used to monitor the horizontal displacement of the generator.

4. The generator displacement monitoring device applicable to different types of wind turbines according to claim 1, characterized in that: The target plate (4) is mounted on the generator via a magnetic base (5).

5. A generator displacement monitoring device applicable to different types of wind turbines according to claim 4, characterized in that: The target plate (4) is an inverted U-shaped structure, and the second support (2) extends into the interior of the inverted U-shaped structure; a second mounting position for mounting a magnetic base (5) is provided on the top of the target plate (4), and a sensor (3) for monitoring the vertical displacement of the generator is arranged, and the sensor (3) is installed on the top of the second support (2); the two side plates of the target plate (4) are parallel to each other and staggered with each other, and two sensors (3) for monitoring the horizontal displacement of the generator are arranged, and the two sensors (3) are installed on the side of the second support (2), and one sensor (3) corresponds to one side plate.

6. A generator displacement monitoring device applicable to different types of wind turbines according to claim 5, characterized in that: The two side plates of the target plate (4) are parallel to the side surfaces of the second support (2).

7. The generator displacement monitoring device applicable to different types of wind turbines according to claim 4, characterized in that: The target plate (4) is a spliced ​​structure of an L-shaped plate and a side plate; the side plate is vertically fixed to the vertical plate of the L-shaped plate, and a sensor (3) for monitoring the horizontal displacement of the generator is respectively arranged on the two side surfaces of the side plate, and the sensor (3) is installed on the side surface of the second support (2) through a mounting seat (6); the transverse plate of the L-shaped plate is located above the second support (2), and a second mounting position for mounting a magnetic seat (5) is opened on it, and a sensor (3) for monitoring the vertical displacement of the generator is arranged, and the sensor (3) is installed on the top of the second support (2).

8. The generator displacement monitoring device applicable to different types of wind turbines according to claim 7, characterized in that: The side plate is perpendicular to the side surface of the second support (2).

9. The generator displacement monitoring device applicable to different types of wind turbines according to claim 4, characterized in that: The target plate (4) is a spliced ​​structure of two L-shaped plates; the two L-shaped plates are respectively a first L-shaped plate and a second L-shaped plate; the first vertical plate of the first L-shaped plate is vertically fixed to the second vertical plate of the second L-shaped plate; the first transverse plate of the first L-shaped plate is parallel to the side of the second support (2) and is provided with a sensor (3) for monitoring the horizontal displacement of the generator, the sensor (3) being detachably mounted on the side of the second support (2); the second transverse plate of the second L-shaped plate is located above the second support (2), a second mounting position for mounting a magnetic base (5) is provided thereon, and a sensor (3) for monitoring the vertical displacement of the generator is provided, the sensor (3) being mounted on the top of the second support (2).

10. The generator displacement monitoring device applicable to different types of wind turbines according to claim 2, characterized in that: The first support (1) and the second support (2) are L-shaped plate structures; a plurality of long strip holes are provided on the transverse plate of the first support (1) for connection and fixation between the first support (1) and the cabin base; the transverse plate and the vertical plate are reinforced by rib plates; a first installation position for installing a sensor (3) is provided on the transverse plate and the vertical plate of the second support (2), respectively; the sensor (3) installed on the transverse plate of the second support (2) is used to monitor the vertical displacement of the generator; the sensor (3) installed on the vertical plate of the second support (2) is used to monitor the horizontal displacement of the generator; a plurality of bolt holes that are matched one to one are provided on the vertical plates of the first support (1) and the second support (2) for adjusting the installation position of the second support (2) on the first support (1).

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