Terminal adapter structure of wind turbine controller

Abstract

The utility model discloses a terminal switching structure of wind turbine controller, including installation backplate, the fixed mounting of wind turbine controller has on installation backplate, the fixed mounting of first switching terminal installation support A, first switching terminal installation support B that is left and right interval distribution has on installation backplate respectively, first switching terminal installation support A, first switching terminal installation support B protrude extension relative to installation backplate, and the protruding surface between both installs and connects second switching terminal installation support, the switching terminal is installed on second switching terminal installation support, and the connection between wind turbine controller and wiring terminal is realized through switching terminal, the installation structure simple and reliable of the utility model, in actual reform application, need not to dismount the original wiring terminal of controller, make the reform field construction more fast, and the terminal switching structure that the application provides can adapt to the wiring harness switching requirement in the reform of different model controller, and reduce the reform cost.

Description

Technical Field

[0001] This utility model belongs to the field of wind turbine generator sets, and specifically relates to a terminal adapter structure for a wind turbine generator set controller. Background Technology

[0002] The original controller for the wind turbine has become inadequate to meet grid stability requirements after prolonged operation. Grid requirements for wind power grid connection include low-voltage ride-through, high-voltage ride-through, automatic power control, data transmission, and primary frequency regulation. The original controller's hardware and software are closed, making upgrades difficult and costly, and it cannot meet the increasing demands of users. Therefore, it is necessary to replace the original controller with a more advanced one. However, replacing the controller also requires replacing its wiring terminals, resulting in a long replacement cycle and complex construction process.

[0003] Therefore, the applicant seeks technical solutions to improve the aforementioned technical problems. Summary of the Invention

[0004] In view of this, the purpose of this utility model is to propose a terminal conversion structure for a wind turbine controller. The installation structure is simple and reliable. In actual retrofit applications, there is no need to disassemble the original wiring terminals of the controller, making the on-site construction of the retrofit faster. Moreover, the terminal conversion structure provided by this application can adapt to the wiring harness conversion requirements in the retrofit of different types of controllers, reducing the retrofit cost.

[0005] Therefore, the technical solution adopted by this utility model is as follows:

[0006] A terminal adapter structure for a wind turbine controller includes a mounting backplate on which the wind turbine controller is fixedly mounted; wherein...

[0007] The mounting back plate is fixedly mounted with a first adapter terminal mounting bracket A and a first adapter terminal mounting bracket B that are spaced apart to the left and right. The first adapter terminal mounting bracket A and the first adapter terminal mounting bracket B extend protruding relative to the mounting back plate, and a second adapter terminal mounting bracket is installed and connected between their protruding surfaces.

[0008] The second adapter terminal mounting bracket is equipped with an adapter terminal, which enables the connection between the wind turbine controller and the wiring terminal.

[0009] Preferably, the protruding surface of the first adapter terminal mounting bracket A is rotatably connected to the left side of the second adapter terminal mounting bracket via a rotating hinge, and the protruding surface of the first adapter terminal mounting bracket B is fixedly connected to the right side of the second adapter terminal mounting bracket.

[0010] Preferably, the first adapter terminal mounting bracket A includes a first fastening mounting surface that contacts and is fixedly fastened to the mounting back plate, and a first protruding extension that is integrally connected to the first fastening mounting surface and extends protrudingly relative to the mounting back plate. The first fastening mounting surface is provided with one or more mounting holes that are inserted and fastened to fasteners. The top of the first protruding extension serves as the protruding surface of the first adapter terminal mounting bracket A.

[0011] Preferably, the mounting hole is an oblong hole.

[0012] Preferably, the bottom of the first protruding extension is flush with the first fastening mounting surface, and its top extends in the front-to-back direction relative to its bottom, so that the first adapter terminal mounting bracket A is boot-shaped.

[0013] Preferably, the number of rotating hinges is two.

[0014] Preferably, the first adapter terminal mounting bracket B includes a second fastening mounting surface that contacts and is fixedly fastened to the mounting back plate, and a second protruding extension that is integrally connected to the second fastening mounting surface and extends protrudingly relative to the mounting back plate. The second fastening mounting surface is provided with one or more mounting holes that are inserted and fastened to the fasteners. The top of the second protruding extension serves as the protruding surface of the first adapter terminal mounting bracket B.

[0015] Preferably, the mounting hole is an oblong hole.

[0016] Preferably, the bottom of the second protruding extension is flush with the second fastening mounting surface, and its top extends in the front-to-back direction relative to its bottom, so that the first adapter terminal mounting bracket B is boot-shaped.

[0017] Preferably, the right side of the second adapter terminal mounting bracket is protruding and is fastened to the top of the second protruding extension; and the right side of the second adapter terminal mounting bracket covers the second fastening surface in the front projection.

[0018] This utility model provides a terminal conversion structure for a wind turbine controller, mainly composed of a first adapter terminal mounting bracket A, a first adapter terminal mounting bracket B, and a second adapter terminal mounting bracket. The wind turbine controller, the first adapter terminal mounting bracket A, and the first adapter terminal mounting bracket B are respectively mounted on a mounting backplate. Then, the second adapter terminal mounting bracket is connected to the first adapter terminal mounting bracket A and the first adapter terminal mounting bracket B. Finally, an adapter terminal is installed on the second adapter terminal mounting bracket, enabling connection between the wind turbine controller and the wiring terminals (i.e., the original wiring terminals). The installation structure is simple and reliable. In practical retrofit applications, there is no need to disassemble the original wiring terminals of the controller, making on-site retrofit construction faster. Moreover, the terminal conversion structure provided in this application can adapt to the wiring harness conversion requirements in the retrofit of different turbine controller models, reducing retrofit costs. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the terminal conversion structure of the wind turbine controller according to a specific embodiment of this application;

[0020] Figure 2 yes Figure 1 A schematic diagram of the left-side structure;

[0021] Figure 3 yes Figure 1 The diagram on the right side shows the structure. Detailed Implementation

[0022] This utility model discloses a terminal adapter structure for a wind turbine controller, including a mounting backplate on which the wind turbine controller is fixedly mounted. The mounting backplate is further divided into two fixedly mounted first adapter terminal mounting brackets A and B, spaced apart to the left and right. The first adapter terminal mounting brackets A and B extend protruding from the mounting backplate, and a second adapter terminal mounting bracket is connected between their protruding surfaces. An adapter terminal is mounted on the second adapter terminal mounting bracket, enabling connection between the wind turbine controller and the wiring terminals.

[0023] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0024] Please refer to the above. Figure 1 , Figure 2 and Figure 3As shown, a terminal adapter structure for a wind turbine controller includes a mounting back plate 4, on which a wind turbine controller 1 is fixedly mounted by fasteners 2. The mounting back plate 4 is further divided into two fixedly mounted first adapter terminal mounting brackets A5a and B5b, spaced apart to the left and right. The first adapter terminal mounting brackets A5a and B5b extend protruding from the mounting back plate 4, and a second adapter terminal mounting bracket 6 is connected between their protruding surfaces. An adapter terminal 3 is mounted on the second adapter terminal mounting bracket 6, through which the wind turbine controller 1 is connected to the wiring terminals.

[0025] Preferably, in this embodiment, the protruding surface of the first adapter terminal mounting bracket A5a is rotatably connected to the left side of the second adapter terminal mounting bracket 6 via a rotating hinge 7, and the protruding surface of the first adapter terminal mounting bracket B5b is fixedly connected to the right side of the second adapter terminal mounting bracket 6. When it is necessary to inspect the circuit boards and wiring inside the wind turbine controller 1, the protruding surface of the first adapter terminal mounting bracket B5b can be disassembled and connected to the right side of the second adapter terminal mounting bracket 6, and then the second adapter terminal mounting bracket 6 can be rotated relative to the first adapter terminal mounting bracket A5a by rotating the hinge 7, which facilitates later maintenance and improves convenience. Specifically, preferably, in this embodiment, the number of rotating hinges 7 is 2.

[0026] More preferably, in this embodiment, the first adapter terminal mounting bracket A5a includes a first fastening mounting surface 5a1 that contacts and is fixedly fastened to the mounting back plate 4, and a first protruding extension portion 5a2 that is integrally connected to the first fastening mounting surface 5a1 and extends protrudingly relative to the mounting back plate 4. The first fastening mounting surface 5a1 is provided with one or more mounting holes that are correspondingly inserted and fastened to the fasteners 2. The top of the first protruding extension portion 5a2 serves as the protruding surface of the first adapter terminal mounting bracket A5a. Specifically, preferably, in this embodiment, the mounting holes are oblong holes, and the number is two.

[0027] Preferably, in order to facilitate the layout space design, in this embodiment, the bottom of the first protruding extension 5a2 is flush with the first fastening mounting surface 5a1, and its top extends in the front and back directions relative to its bottom, so that the first adapter terminal mounting bracket A5a is boot-shaped.

[0028] Preferably, in this embodiment, the first adapter terminal mounting bracket B5b includes a second fastening mounting surface 5b1 that contacts and is fixedly connected to the mounting back plate 4, and a second protruding extension 5b2 that is integrally connected to the second fastening mounting surface 5b1 and extends protrudingly relative to the mounting back plate 4. The second fastening mounting surface 5b1 is provided with one or more mounting holes that are correspondingly inserted and fastened to the fasteners 2. The top of the second protruding extension 5b2 serves as the protruding surface of the first adapter terminal mounting bracket B5b. Specifically, preferably, in this embodiment, the mounting holes are oblong holes, and the number is two.

[0029] More preferably, in order to facilitate the layout space design, in this embodiment, the bottom of the second protruding extension 5b2 is flush with the second fastening mounting surface 5b1, and its top extends in the front and back directions relative to its bottom, so that the first adapter terminal mounting bracket B5b is boot-shaped.

[0030] More preferably, in order to further ensure the stability and reliability of the installation structure, in this embodiment, the right side of the second adapter terminal mounting bracket 6 is protruding and is fastened to the top of the second protruding extension 5b2; and the right side of the second adapter terminal mounting bracket 6 covers the second fastening surface 5b1 on the front projection.

[0031] It should be noted that all fasteners 2 involved in this embodiment are standard fasteners.

[0032] This embodiment provides a terminal conversion structure for a wind turbine controller, mainly composed of a first adapter terminal mounting bracket A, a first adapter terminal mounting bracket B, and a second adapter terminal mounting bracket. The wind turbine controller, the first adapter terminal mounting bracket A, and the first adapter terminal mounting bracket B are respectively mounted on a mounting backplate. Then, the second adapter terminal mounting bracket is connected to the first adapter terminal mounting bracket A and the first adapter terminal mounting bracket B. Finally, an adapter terminal is installed on the second adapter terminal mounting bracket. The adapter terminal enables the connection between the wind turbine controller and the wiring terminals (i.e., the original wiring terminals). The installation structure is simple and reliable. In actual retrofit applications, there is no need to disassemble the controller's original wiring terminals, making on-site retrofit construction faster. Moreover, the terminal conversion structure provided in this embodiment can adapt to the wiring harness conversion requirements in the retrofit of different turbine controller models, reducing retrofit costs.

[0033] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0034] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A terminal adapter structure for a wind turbine controller, characterized in that, Includes a mounting backplate (4), on which a wind turbine controller (1) is fixedly mounted; wherein, The mounting back plate (4) is fixedly mounted with a first adapter terminal mounting bracket A (5a) and a first adapter terminal mounting bracket B (5b) that are spaced apart to the left and right. The first adapter terminal mounting bracket A (5a) and the first adapter terminal mounting bracket B (5b) extend outward relative to the mounting back plate (4), and a second adapter terminal mounting bracket (6) is installed between the protruding surfaces of the two. The second adapter terminal mounting bracket (6) is equipped with an adapter terminal (3), and the connection between the wind turbine controller (1) and the wiring terminal is realized through the adapter terminal (3).

2. The terminal adapter structure of the wind turbine controller according to claim 1, characterized in that, The raised surface of the first adapter terminal mounting bracket A (5a) is flip-connected to the left side of the second adapter terminal mounting bracket (6) via a rotating hinge (7), and the raised surface of the first adapter terminal mounting bracket B (5b) is fixedly connected to the right side of the second adapter terminal mounting bracket (6).

3. The terminal adapter structure of the wind turbine controller according to claim 2, characterized in that, The first adapter terminal mounting bracket A (5a) includes a first fastening mounting surface (5a1) that contacts and is fixedly fastened to the mounting back plate (4) and a first protruding extension (5a2) that is integrally connected to the first fastening mounting surface (5a1) and protrudes from the mounting back plate (4). The first fastening mounting surface (5a1) is provided with one or more mounting holes that are correspondingly inserted and fastened to fasteners. The top of the first protruding extension (5a2) serves as the protruding surface of the first adapter terminal mounting bracket A (5a).

4. The terminal adapter structure of the wind turbine controller according to claim 3, characterized in that, The mounting hole is a slotted hole.

5. The terminal adapter structure of the wind turbine controller according to claim 3, characterized in that, The bottom of the first protruding extension (5a2) is flush with the first fastening mounting surface (5a1), and its top extends in the front and back directions relative to its bottom, so that the first adapter terminal mounting bracket A (5a) is boot-shaped.

6. The terminal adapter structure of the wind turbine controller according to claim 2, characterized in that, The number of rotating hinges (7) is 2.

7. The terminal adapter structure of the wind turbine controller according to claim 2, characterized in that, The first adapter terminal mounting bracket B (5b) includes a second fastening mounting surface (5b1) that contacts and is fixedly fastened to the mounting back plate (4) and a second protruding extension (5b2) that is integrally connected to the second fastening mounting surface (5b1) and protrudes from the mounting back plate (4). The second fastening mounting surface (5b1) is provided with one or more mounting holes that are correspondingly inserted and fastened to fasteners. The top of the second protruding extension (5b2) serves as the protruding surface of the first adapter terminal mounting bracket B (5b).

8. The terminal adapter structure of the wind turbine controller according to claim 7, characterized in that, The mounting hole is a slotted hole.

9. The terminal adapter structure of the wind turbine controller according to claim 7, characterized in that, The bottom of the second protruding extension (5b2) is flush with the second fastening mounting surface (5b1), and its top extends in the front-to-back direction relative to its bottom, so that the first adapter terminal mounting bracket B (5b) is boot-shaped.

10. The terminal adapter structure of the wind turbine controller according to claim 8, characterized in that, The right side of the second adapter terminal mounting bracket (6) is protruding and is fastened to the top of the second protruding extension (5b2); and the right side of the second adapter terminal mounting bracket (6) covers the second fastening surface (5b1) on the front projection.

Images