Wind generating set verticality monitoring device

Abstract

The utility model relates to the technical field of wind power, and discloses a verticality monitoring device for a wind generating set, which comprises a generator tower drum, four support components are mounted on the inner wall of the upper part of the generator tower drum close to the top end, a mounting plate is mounted on the convergence side of the four support components, and a tilt angle sensor is fixedly mounted on the mounting plate. The inclination angle sensor is installed on the inner wall, close to the top, of the generator tower through the installation plate and the support assembly, then the inclination angle of the generator tower is detected through the inclination angle sensor, the inclination angle is converted into perpendicularity data through a plc terminal program, and therefore the perpendicularity state of the generator tower can be monitored in real time. Compared with a monitoring structure in a comparison file, the whole perpendicularity monitoring device is simpler in structure, more stable in structure operation, convenient to install, low in equipment cost and worthy of popularization and application.

Description

Technical Field

[0001] The utility model belongs to the technical field of wind power, and particularly relates to a verticality monitoring device for a wind turbine generator set. Background Technique

[0002] The tower barrel of a wind turbine generator is generally 70-90 m high. Similar to high-rise buildings such as chimneys, the overall inclination of the wind turbine is a key state index to be monitored during the operation of the wind turbine.

[0003] Existing wind turbine generators will use special verticality monitoring devices to monitor the tower barrel of the wind turbine generator. For example, a verticality detection device for the tower barrel of a wind turbine generator disclosed in the patent publication No. CN207703207U. Its main features are: including a plurality of static level gauges connected by a communicating pipe and a plurality of static level gauge fixing components. Each static level gauge fixing component includes a horizontal suspension, an arc-shaped frame, two shaft rods and two arc-shaped clamps; the horizontal suspension is connected with a longitudinal connecting piece, the longitudinal connecting piece is arranged on the inner side wall of the tower barrel of the wind turbine generator, and a horizontal shaft sleeve is arranged at the end of the horizontal suspension; the middle part of the outer side of the arc-shaped frame is rotationally connected with one end of a rotating shaft horizontally arranged in the horizontal shaft sleeve; each shaft rod passes through one end of the arc-shaped frame respectively, the two shaft rods are collinear and perpendicular to the rotating shaft, and a stop piece is connected to the outer end of the shaft rod; the two arc-shaped clamps are respectively arranged on the inner sides of the two ends of the arc-shaped frame, and the middle part of the outer side of each arc-shaped clamp is fixedly connected with the inner end of the shaft rod; each static level gauge is respectively clamped between the two arc-shaped clamps.

[0004] During the actual use of the tower barrel verticality detection device for the generator set in the above application, the applicant found that: the installation of the above-mentioned plurality of static level gauges is troublesome, and the cost of the entire monitoring device is relatively high. In order to solve the problems raised above, a verticality monitoring device for a wind turbine generator set is proposed. Content of the Utility Model

[0005] The purpose of the utility model is to provide a verticality monitoring device for a wind turbine generator set in order to solve the problems raised above.

[0006] The technical solution adopted by the utility model is as follows: a verticality monitoring device for a wind turbine generator set includes a generator tower barrel. Four support assemblies are installed on the inner wall of the upper part of the generator tower barrel near the top. An installation plate is installed on the converging side of the four support assemblies, and an inclination sensor is fixedly installed on the installation plate.

[0007] In a preferred embodiment, the support assembly includes a bracket and a horizontal plate. The bracket is fixedly installed on the inner wall of the power generation tower barrel, the horizontal plate is fixedly installed on the bracket, and the installation plate is fixedly installed on the horizontal plate.

[0008] In a preferred embodiment, an inclined tie rod is fixedly installed on the cross plate, and the upper end of the inclined tie rod is fixedly installed on the inner wall of the generator tower barrel.

[0009] In a preferred embodiment, the bracket is of an L-shaped structure.

[0010] In a preferred embodiment, the inclination sensor is externally connected to the plc terminal.

[0011] In summary, due to the adoption of the above technical solutions, the beneficial effects of the present utility model are as follows:

[0012] 1. In the present utility model, the inclination sensor is installed on the inner wall near the top of the generator tower barrel through the mounting plate and the bracket assembly, and then the inclination sensor is used to detect the inclination angle of the generator tower barrel, and then the verticality data is converted through the plc terminal program, so that the verticality state of the generator tower barrel can be monitored in real time. The entire verticality monitoring device has a simpler structure compared with the monitoring structure in the prior art, the structure operation is more stable, the installation is convenient, and the equipment cost is lower, which is worthy of popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic top view structure diagram of the present utility model;

[0014] Figure 2 It is a schematic three-dimensional structure diagram of the mounting plate and the inclination sensor in the present utility model;

[0015] Figure 3 It is a schematic three-dimensional structure diagram of the bracket assembly and the inclined tie rod in the present utility model.

[0016] Markings in the figure: 1 - generator tower barrel, 2 - bracket assembly, 3 - mounting plate, 4 - inclination sensor, 5 - bracket, 6 - cross plate, 7 - inclined tie rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model. Apparently, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0018] The following will be combined with Figures 1 - 3 A verticality monitoring device for a wind turbine generator set in an embodiment of the present utility model will be described in detail.

[0019] Embodiment:

[0020] A verticality monitoring device for a wind turbine generator set provided by an embodiment of the present utility model, referring to Figure 1 and Figure 3 As shown, it includes a generator tower barrel 1. Four bracket assemblies 2 are installed on the inner wall near the top of the upper part of the generator tower barrel 1. An installation plate 3 is installed on the converging side of the four bracket assemblies 2. An inclination sensor 4 is fixedly installed on the installation plate 3. The inclination sensor 4 is externally connected to a plc terminal. In this structure, the inclination sensor 4 is fixedly installed on the inner wall near the top of the generator tower barrel 1 through the installation plate 3 and the bracket assemblies 2. The inclination angle of the generator tower barrel 1 is detected by using the inclination sensor 4, and then converted into verticality data through the plc terminal program, so as to monitor the verticality state of the generator tower barrel 1 in real time, and thus timely discover the inclination problem of the generator tower barrel 1;

[0021] The verticality monitoring device in the above structure is simple in structure, more stable in operation, convenient to install, and low in equipment cost, and is worthy of popularization and use.

[0022] It should be noted that: the above inclination sensor 4 is an existing device, and a wireless transmission module is used to transmit data in real time. The specific principle has been made public, and the specific model used is: ZB-HMI500-Modbus wireless transmission inclination sensor.

[0023] Referring to Figure 1 and Figure 3 As shown, the bracket assembly 2 includes a bracket 5 and a cross plate 6. The bracket 5 is of an L-shaped structure. The bracket 5 is fixedly installed on the inner wall of the generator tower barrel 1. The cross plate 6 is fixedly installed on the bracket 5. The installation plate 3 is fixedly installed on the cross plate 6. In this structure, the bracket 5 and the cross plate 6 are used to form a support assembly for the installation plate 3.

[0024] Referring to Figure 1 and Figure 3 As shown, a diagonal tension rod 7 is fixedly installed on the cross plate 6. The upper end of the diagonal tension rod 7 is fixedly installed on the inner wall of the generator tower barrel 1. In this structure, the diagonal tension rod 7 can be used to improve the structural strength of the cross plate 6.

[0025] The implementation principle of a verticality monitoring device for a wind turbine generator set in an embodiment of the present application is as follows: during use, the inclination sensor 4 is fixedly installed on the inner wall near the top of the generator tower barrel 1 through the installation plate 3 and the bracket assemblies 2. The inclination angle of the generator tower barrel 1 is detected by using the inclination sensor 4, and then converted into verticality data through the plc terminal program, so as to monitor the verticality state of the generator tower barrel 1 in real time, and thus timely discover the inclination problem of the generator tower barrel 1. The entire verticality monitoring device is simple in structure, more stable in operation, and low in equipment cost, and is worthy of popularization and use.

[0026] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A verticality monitoring device for a wind turbine generator set, comprising a generator tower barrel (1), characterized in that: Four support assemblies (2) are installed on the inner wall of the upper part of the generator tower barrel (1) near the top. An installation plate (3) is installed on the converging side of the four support assemblies (2), and an inclination sensor (4) is fixedly installed on the installation plate (3).

2. The verticality monitoring device for a wind turbine generator set according to claim 1, wherein: The support assembly (2) includes a bracket (5) and a cross plate (6). The bracket (5) is fixedly installed on the inner wall of the generator tower barrel (1), the cross plate (6) is fixedly installed on the bracket (5), and the installation plate (3) is fixedly installed on the cross plate (6).

3. The verticality monitoring device of a wind turbine as claimed in claim 1, characterized in that: An inclined pull rod (7) is fixedly installed on the cross plate (6), and the upper end of the inclined pull rod (7) is fixedly installed on the inner wall of the generator tower barrel (1).

4. The verticality monitoring device for a wind turbine generator set according to claim 1, characterized in that: The bracket (5) is of an L-shaped structure.

5. The verticality monitoring device for a wind turbine generator as claimed in claim 1, characterized in that: The inclination sensor (4) is externally connected to a plc terminal.

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