CN211788979U

CN211788979U - Drawer type IGBT module support

Info

Publication number: CN211788979U
Application number: CN202020694559.XU
Authority: CN
Inventors: 吴薇; 张宇; 李凤林; 李琨; 张笑; 田博
Original assignee: Qianguo Fuhui Wind Energy Co ltd
Current assignee: Qianguo Fuhui Wind Energy Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-10-27
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to a drawer type IGBT module bracket, belonging to the technical field of wind driven generators, comprising a cabinet body and a plurality of groups of sliding components arranged in the cabinet body, wherein each group of sliding components comprises L-shaped supporting plates and pulleys which are arranged symmetrically left and right; the left side wall and the right side wall of the cabinet body are provided with fixed blocks at corresponding positions, and the L-shaped supporting plate is fixedly connected with the corresponding fixed blocks; and each L-shaped support plate is provided with two through holes, each through hole is provided with a pulley matched with the sliding blocks on two sides of the IGBT module, the pulleys are connected with the side edges of the L-shaped support plates through rotating shafts, and the upper edges of the pulleys are higher than the upper edges of the top edges of the L-shaped support plates. The utility model discloses utilize the pulley to reduce the resistance between IGBT module and the L shape backup pad, make installing and removing of IGBT module convenient more laborsaving to save the change time of IGBT module, it is long when having reduced the wind turbine generator system trouble, and then increase wind turbine generator system's generated energy, improve wind turbine generator system's availability.

Description

Drawer type IGBT module support

Technical Field

The utility model relates to a aerogenerator technical field especially relates to a drawer type IGBT module support.

Background

The IGBT module of the current converting part of the wind generating set has large volume and heavy weight. The existing IGBT module is fixedly installed through a common support and a bolt, when the IGBT module is installed and disassembled, workers need to move and align the IGBT module, but the size and the weight of the IGBT module are large, so that the IGBT module is inconvenient to install and disassemble, and time and labor are wasted. When the fan is in fault, the time consumed for replacing the IGBT module is too long, the fault duration of the wind turbine generator is greatly increased, the generated energy of the wind turbine generator is reduced, the availability of the wind turbine generator is reduced, and the economic benefit is greatly influenced.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a drawer type IGBT module support to the problem that the IGBT module is inconvenient to install and remove, wastes time and energy, and takes too long time to replace the IGBT module in the prior art.

In order to solve the above problem, the utility model adopts the following technical proposal:

a drawer type IGBT module support comprises a cabinet body and a plurality of groups of sliding assemblies arranged inside the cabinet body, wherein each group of sliding assemblies comprises L-shaped supporting plates and pulleys which are arranged in a bilateral symmetry mode;

the left side wall and the right side wall of the cabinet body are provided with fixing blocks at corresponding positions, and the L-shaped supporting plate is fixedly connected with the corresponding fixing blocks;

each L shape backup pad is last to be equipped with two through-holes, each through-hole department be equipped with one with the slider complex pulley of IGBT module both sides, the pulley through the pivot with the side of L shape backup pad is connected, just the top edge of pulley is higher than the top edge of the topside of L shape backup pad.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses utilize the pulley to reduce the frictional resistance between IGBT module and the L shape backup pad, make the installation and removal of IGBT module more convenient laborsaving to save the change time of IGBT module, reduced long when wind turbine generator system trouble, and then increased wind turbine generator system's generated energy, improve wind turbine generator system's availability;

(2) compare in traditional IGBT module support, the utility model discloses a drawer type IGBT module support has increased the distance between module and the module to the radiating effect of IGBT module has been improved.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front view of a set of sliding assemblies and IGBT modules according to the present invention;

FIG. 3 is a side view of the slide assembly and IGBT module shown in FIG. 2;

FIG. 4 is a schematic structural view of an L-shaped support plate of the present invention;

fig. 5 is another schematic structural diagram of the L-shaped support plate of the present invention.

Detailed Description

The technical solution of the present invention will be described in detail with reference to the accompanying drawings and preferred embodiments.

In one embodiment, as shown in fig. 1-4, the present invention discloses a drawer type IGBT module support, which includes a cabinet 1 and a plurality of sets of sliding assemblies disposed inside the cabinet 1, wherein each set of sliding assemblies includes an L-shaped support plate 2 and a pulley 3 disposed in bilateral symmetry.

Specifically, referring to fig. 1, fixing blocks 4 are arranged at corresponding positions of the left side wall and the right side wall of the cabinet body 1, the fixing blocks 4 are hollow and long, and the L-shaped supporting plate 2 is fixedly connected with the corresponding fixing blocks 4. L shape backup pad 2 and fixed block 4 can the integrated into one piece preparation form, perhaps L shape backup pad 2 passes through bolt assembly fixed connection with corresponding fixed block 4, makes things convenient for the dismouting.

Referring to fig. 4, the L-shaped support plates 2 comprise side edges and top edges, and the side edges and the top edges are perpendicular to each other, and at least two through holes 5 are formed on the top edge of each L-shaped support plate 2; referring to fig. 2 and 3, sliders 7 are disposed on two sides of the IGBT module 6, a pulley 3 engaged with the slider 7 is disposed at each through hole 5, the pulley 3 has a bearing, the bearing of the pulley 3 is fixedly connected to a rotating shaft 8, the rotating shaft 8 is fixedly connected to a side edge of the L-shaped support plate 2, and an upper edge of the pulley 3 is higher than an upper edge of a top edge of the L-shaped support plate 2, when the IGBT module 6 and the slider 7 are disposed on the pulley 3, since the upper edge of the pulley 3 is higher than the upper edge of the top edge of the L-shaped support plate 2, the slider 7 does not contact with the L-shaped support plate 2, thereby reducing frictional resistance and facilitating pulling of the IGBT module 6. The shape of the through hole 5 matches the shape of the pulley 3, for example, the shape of the through hole may be rectangular or square.

The drawer type IGBT module support proposed by the present embodiment has the following beneficial effects:

(1) the pulley is utilized to reduce the frictional resistance between the IGBT module and the L-shaped supporting plate, so that the IGBT module is more convenient and labor-saving to assemble and disassemble, the replacement time of the IGBT module is saved, the fault duration of the wind turbine generator is reduced, the generated energy of the wind turbine generator is increased, and the availability of the wind turbine generator is improved;

(2) compare in traditional IGBT module support, the drawer type IGBT module support of this embodiment has increased the distance between module and the module to the radiating effect of IGBT module has been improved.

As a specific embodiment, the bottom of the sliding block 7 is provided with a track matched with the pulley 3 to ensure the smoothness of the sliding of the pulley 3 and avoid the IGBT module 6 from deviating from the predetermined track.

As a specific embodiment, referring to fig. 5, a mounting hole 9 is formed in the top edge of each L-shaped support plate 2, a mounting hole is also formed in a corresponding position of the slider 7, and after the IGBT module 6 is pushed into place, the L-shaped support plates 2 are fixedly connected with the corresponding sliders 7 through the mounting holes 9 and the bolt assemblies, so as to fix the IGBT module 6.

The number of sliding assemblies should match the number of IGBT modules 6, while the number of IGBT modules 6 depends on the specific type of wind turbine generator, as a specific embodiment, see fig. 1, the number of IGBT modules 6 is 5 groups, and correspondingly the number of sliding assemblies is 5 groups.

In a specific embodiment, the L-shaped support plate 2 is made of stainless steel, which has the advantages of high strength and low rusting tendency.

In a specific embodiment, the material of the pulley 3 is stainless steel to avoid the pulley 3 being pressed and deformed by the IGBT module 6.

As a specific implementation mode, the cabinet body 1 is made of stainless steel, so as to provide sufficient supporting force for the IGBT module, and meanwhile, the cabinet body has the advantages of corrosion resistance, rust resistance and the like.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A drawer type IGBT module support is characterized by comprising a cabinet body (1) and a plurality of groups of sliding assemblies arranged inside the cabinet body (1), wherein each group of sliding assemblies comprises an L-shaped support plate (2) and a pulley (3) which are arranged in a bilateral symmetry manner;

the cabinet body (1) is characterized in that fixed blocks (4) are arranged at corresponding positions on the left side wall and the right side wall of the cabinet body (1), and the L-shaped supporting plate (2) is fixedly connected with the corresponding fixed blocks (4);

each be equipped with two through-holes (5) on L shape backup pad (2), each through-hole (5) department be equipped with one with slider (7) complex pulley (3) of IGBT module (6) both sides, pulley (3) through pivot (8) with the side of L shape backup pad (2) is connected, just the top edge of pulley (3) is higher than the top edge of L shape backup pad (2).

2. Drawer-type IGBT module support according to claim 1,

the bottom of the sliding block (7) is provided with a track matched with the pulley (3).

3. Drawer-type IGBT module support according to claim 1 or 2,

the top edge of each L-shaped supporting plate (2) is provided with a mounting hole (9), and the L-shaped supporting plates (2) are fixedly connected with the corresponding sliding blocks (7) through the mounting holes (9) and the bolt assemblies.

4. Drawer-type IGBT module support according to claim 1 or 2,

the L-shaped supporting plate (2) is fixedly connected with the corresponding fixing block (4) through a bolt component.

5. Drawer-type IGBT module support according to claim 1 or 2,

the number of the sliding assemblies is 5 groups.

6. Drawer-type IGBT module support according to claim 1 or 2,

the shape of the through hole is rectangular or square.

7. Drawer-type IGBT module support according to claim 1 or 2,

the L-shaped supporting plate (2) is made of stainless steel.

8. Drawer-type IGBT module support according to claim 1,

the pulley (3) is made of stainless steel.

9. Drawer-type IGBT module support according to claim 1 or 2,

the cabinet body (1) is made of stainless steel.