Double-fed fan base

Abstract

The utility model discloses a double-fed fan base which comprises a fan base body and a fixed shaft. A first flange is arranged on one side of the fan base body, and a mounting hole is formed in the surface of the first flange; the fixed shafts are arranged on the surface of the fan base body, the number of the fixed shafts is two, a positioning plate is arranged on one side of the first flange, a through hole is formed in the surface of the positioning plate, and a mounting groove is formed in the surface of the positioning plate; according to the utility model, the two sides of the electric cabinet extrude the clamping plate, the clamping plate moves towards the two sides, the clamping plate drives the positioning rod and the moving plate to move, the moving plate extrudes the spring in the fixed cavity, and after the installation of the electric cabinet is completed, the clamping plate moves towards the two sides. And the movable plate, the positioning rod and the clamping plate are pushed by utilizing the elastic force of the spring, so that the side edge of the clamping plate is always in contact with the side edge of the electric cabinet, the installation of the electric cabinet is completed, and the use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of fan bases, in particular to a double-fed fan base. Background Art

[0002] The base of a wind turbine generator set is a key bearing component of the wind turbine generator set, bearing the loads transmitted by heavy structures such as the nacelle, impeller, and gearbox. my country is one of the countries with the richest wind energy in the world, and the world's wind energy is also extremely rich and almost endless. Therefore, wind power generation has a very broad development prospect for China and the world. The wind power equipment manufacturing industry is the core of the wind power industry.

[0003] In the prior art, after installing the fan base, it is usually necessary to install the electric cabinet on the surface of the fan base or on one side of the fan base, and when installing the electric cabinet, most of them are fixed with bolts; however, when installing the electric cabinet, if the bolts are used for a long time, the bolts will be corroded, and the bolts will be damaged to a certain extent, which will cause the erosion of the bolts to make it more cumbersome to remove the bolts when disassembling and repairing the electric cabinet, which is time-consuming, labor-intensive, and inconvenient to use. In view of this, we introduce a double-fed fan base. Utility Model Content

[0004] The purpose of the utility model is to provide a double-fed wind turbine base to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a double-fed wind turbine base, comprising: a wind turbine base body and a fixed shaft;

[0006] A first flange is provided on one side of the fan base body, and a mounting hole is provided on the surface of the first flange, and the mounting hole is used to install the motor;

[0007] The fixed axis is arranged on the surface of the fan base body, and is integrally formed with the fan base body. There are two groups of fixed axis. A positioning plate is arranged on one side of the first flange, and a through hole is provided on the surface of the positioning plate, and the through hole and the positioning plate are integrally formed. An installation groove is provided on the surface of the positioning plate, and the installation groove and the positioning plate are integrally formed.

[0008] Preferably, the interior of the mounting groove is connected with a clamping plate, and the number of the clamping plates is two groups. A fixing cavity is opened inside the positioning plate, and the fixing cavity and the positioning plate are integrally formed. A spring is connected inside the fixing cavity, and one side of the spring is connected to a movable plate, and one side of the movable plate is connected to a positioning rod. The spring can use its own elastic force to push the movable plate, the positioning rod and the clamping plate to the initial position, and the positioning rod is fixedly connected to the clamping plate.

[0009] Preferably, a second flange is connected to the bottom of the fan base body, and the second flange is convenient for connection with external objects, so as to fix the fan base body.

[0010] Preferably, the surface of the fan base body is connected with reinforcing ribs, and the number of the reinforcing ribs is two groups, and the two groups of reinforcing ribs are provided for installing the cross beam.

[0011] Preferably, a hollow groove is provided on the surface of the fan base body, and the hollow groove and the fan base body are integrally formed.

[0012] Compared with the prior art, the beneficial effect of the utility model is that the utility model will squeeze the clamping plate through both sides of the electric cabinet, allowing the clamping plate to move to both sides, and the clamping plate will drive the positioning rod and the movable plate to move, allowing the movable plate to squeeze the spring inside the fixed cavity, and after the installation of the electric cabinet is completed, the elastic force of the spring itself is used to push the movable plate, the positioning rod and the clamping plate, so that the side of the clamping plate is always in contact with the side of the electric cabinet, thereby completing the installation of the electric cabinet, and making it more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0014] Figure 2 It is a schematic diagram of the structure of the utility model from the rear;

[0015] Figure 3 For this utility model Figure 2 Schematic diagram of the component structure at A in the middle.

[0016] In the figure: 1. fan base body; 2. first flange; 3. empty groove; 4. reinforcing rib; 5. fixed axis; 6. second flange; 7. mounting groove; 8. mounting hole; 9. through hole; 10. positioning plate; 11. fixing cavity; 12. spring; 13. moving plate; 14. positioning rod; 15. clamping plate. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-3The utility model provides a technical solution: a double-fed wind turbine base, comprising: a wind turbine base body 1, a first flange 2 is provided on one side of the wind turbine base body 1, and a mounting hole 8 is opened on the surface of the first flange 2;

[0019] A fixed shaft 5 is arranged on the surface of the fan base body 1. The number of the fixed shaft 5 is two groups, and the arrangement of the two groups of fixed shafts 5 can be used to support and install the outermost plastic shell. A positioning plate 10 is arranged on one side of the first flange 2. A through hole 9 is opened on the surface of the positioning plate 10. The arrangement of the through hole 9 allows operators to work on it. A mounting groove 7 is opened on the surface of the positioning plate 10.

[0020] The interior of the mounting groove 7 is connected with a clamping plate 15, and the number of the clamping plates 15 is two groups. The interior of the positioning plate 10 is provided with a fixing cavity 11, and the fixing cavity 11 and the positioning plate 10 are integrally formed. The interior of the fixing cavity 11 is connected with a spring 12, and one side of the spring 12 is connected with a moving plate 13, and one side of the moving plate 13 is connected with a positioning rod 14. The spring 12 can use its own elastic force to push the moving plate 13, the positioning rod 14 and the clamping plate 15 to the initial position, and the positioning rod 14 is fixedly connected to the clamping plate 15.

[0021] The bottom of the fan base body 1 is connected with a second flange 6 , and the second flange 6 is convenient for connecting with external objects, so as to fix the fan base body 1 .

[0022] The surface of the fan base body 1 is connected with reinforcing ribs 4 , and the number of the reinforcing ribs 4 is two groups, and the two groups of reinforcing ribs 4 are provided for installing the cross beam.

[0023] A hollow groove 3 is formed on the surface of the fan base body 1 , and the hollow groove 3 and the fan base body 1 are integrally formed.

[0024] Specifically, during use, after the fan base body 1 is installed, the electric cabinet needs to be installed on the surface of the fan base body 1, and the operator installs the electric cabinet into the installation slot 7, and the two sides of the electric cabinet will squeeze the clamping plate 15, so that the clamping plate 15 moves to both sides, and the clamping plate 15 will drive the positioning rod 14 and the moving plate 13 to move, so that the moving plate 13 squeezes the spring 12 inside the fixed cavity 11, so that the spring 12 is in a compressed state, and after the installation of the electric cabinet is completed (that is, placed in the specified position), the elastic force of the spring 12 itself is used to push the moving plate 13, the positioning rod 14 and the clamping plate 15, so that the side of the clamping plate 15 is always in contact with the side of the electric cabinet, thereby completing the installation of the electric cabinet, and making it more convenient to use;

[0025] The mounting holes 8 on the surface of the first flange 2 are arranged at equal intervals, and multiple groups of mounting holes 8 are convenient for installing the motor, so that the motor can be installed on the surface of the first flange 2 using the mounting holes 8, which is more convenient to use.

[0026] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A double-fed wind turbine base, comprising: A fan base body (1) and a fixed shaft (5), characterized in that: a first flange (2) is provided on one side of the fan base body (1), a mounting hole (8) is provided on the surface of the first flange (2), the fixed shaft (5) is provided on the surface of the fan base body (1), the number of the fixed shafts (5) is two groups, a positioning plate (10) is provided on one side of the first flange (2), a through hole (9) is provided on the surface of the positioning plate (10), and a mounting groove (7) is provided on the surface of the positioning plate (10).

2. A doubly-fed wind turbine base according to claim 1, characterized in that: The interior of the mounting groove (7) is connected to a clamping plate (15), the interior of the positioning plate (10) is provided with a fixing cavity (11), the interior of the fixing cavity (11) is connected to a spring (12), one side of the spring (12) is connected to a moving plate (13), one side of the moving plate (13) is connected to a positioning rod (14), and the positioning rod (14) is fixedly connected to the clamping plate (15).

3. A doubly-fed wind turbine base according to claim 1, characterized in that: The bottom of the fan base body (1) is connected to a second flange (6).

4. A doubly-fed wind turbine base according to claim 1, characterized in that: The surface of the fan base body (1) is connected with reinforcing ribs (4), and the number of the reinforcing ribs (4) is two groups.

5. The doubly-fed wind turbine base according to claim 1, characterized in that: A hollow groove (3) is provided on the surface of the fan base body (1).

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