CN219358437U

CN219358437U - Welding frock is always pieced together to outer cat ladder of wind turbine

Info

Publication number: CN219358437U
Application number: CN202223584744.1U
Authority: CN
Inventors: 金元华; 庞平周; 薛春来
Original assignee: Zhonglian Xinda Tianjin Technology Development Co ltd
Current assignee: Zhonglian Xinda Tianjin Technology Development Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-07-18
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to a total assembly welding tool for an outer crawling ladder of a wind turbine, which comprises a total assembly bottom plate, wherein two sides of the top of the total assembly bottom plate are provided with total assembly angle plates, the top of each total assembly angle plate is provided with a first positioning component for positioning a top pedal and a pedal support beam of the outer crawling ladder, the rear side of each total assembly angle plate is provided with a second positioning component for positioning a handrail support beam of the outer crawling ladder, and the rear side of each total assembly angle plate is also provided with a third positioning component for positioning a cross beam between the handrail support beams. The utility model is convenient for quick positioning of each part of the outer ladder stand, and has high later welding efficiency and good welding quality.

Description

Welding frock is always pieced together to outer cat ladder of wind turbine

Technical Field

The utility model relates to the field of wind turbines, in particular to a total welding tool for an external crawling ladder of a wind turbine.

Background

Wind power is used as a clean energy source, and development of wind power energy sources continuously promotes the wind turbine generator to develop towards the large-scale direction. Therefore, in order to facilitate the maintenance of the internal devices of the unit by operators, the arrangement of the outer crawling ladder is indispensable. The top assembly of the outer ladder comprises a top pedal, a pedal support beam, a handrail support beam and a cross beam, and the components are required to be welded together during processing, so that the relative positions of the components must be accurate, otherwise, the subsequent installation is affected. At present, when the components are welded, accurate positioning is not carried out in most cases, and the components are generally directly and manually aligned and welded, so that the processing mode is rough, the processing efficiency is low, and the quality is low.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides a total splicing and welding tool for an outer crawling ladder of a wind turbine generator.

The utility model adopts the following technical scheme to realize the aim: the utility model provides a welding frock is pieced together to outer cat ladder of wind turbine generator system, includes the assembly bottom plate, assembly bottom plate top both sides are equipped with assembly angle board, assembly angle board top is equipped with locating component one for the top footboard and the footboard supporting beam of outer cat ladder of location, assembly angle board rear side is equipped with locating component two, is used for the handrail supporting beam of outer cat ladder of location, and assembly angle board rear side still is equipped with locating component three, is used for the crossbeam between the handrail supporting beam of location.

In particular, a plurality of support plates are arranged at the included angle between the inner wall of the assembly angle plate and the top of the assembly bottom plate.

In particular, the support plate is triangular.

In particular, the assembly angle plate is provided with a lightening hole.

In particular, the first positioning assembly comprises a plurality of first positioning plates, the top of each first positioning plate is provided with a first positioning groove, the first positioning plates are arranged at the top of the final assembly angle plate, the pedal support beams are clamped in the first positioning grooves, and the top pedal is arranged at the top of each first positioning plate and is abutted against the opposite surfaces of the two pedal support beams.

In particular, the first bottom of the positioning plate is provided with a first slot, the top of the assembly angle plate is provided with a first groove corresponding to the first slot, and the first positioning plate is inserted into the first inner clamping column of the first groove through the first slot and welded and fixed.

Particularly, the second positioning assembly comprises a plurality of second positioning plates, the rear sides of the second positioning plates are provided with second positioning grooves, the second positioning plates are arranged on the rear sides of the assembly angle plates, the handrail support beam is clamped in the second positioning grooves, positioning holes are formed in the tops of the assembly bottom plates, and reserved holes in end cover plates of the handrail support beam correspond to the positioning holes and are fixed on the assembly bottom plates through bolts.

Specifically, a second slot is formed in the bottom of the second positioning plate, a second groove corresponding to the second slot is formed in the rear side of the final assembly angle plate, and the second positioning plate is inserted into the second clamping column of the second groove through the second slot and welded and fixed.

Particularly, the positioning assembly III comprises a positioning plate III and a positioning plate IV, the positioning plate III is arranged on the rear side of the assembly angle plate, the positioning plate IV is arranged on the positioning plate III, the positioning plate IV is L-shaped, and the cross beam is arranged on the positioning plate IV and is abutted with the opposite surfaces of the two handrail supporting beams.

Specifically, a first inserting block is arranged on one side of the third positioning plate, a groove three corresponding to the first inserting block is formed in the final assembly angle plate, the first inserting block is inserted into the groove three and welded and fixed, a second inserting block is arranged on the vertical side of the fourth positioning plate, a groove four is formed in the third positioning plate, and the second inserting block is inserted into the groove four and welded and fixed.

The beneficial effects of the utility model are as follows: according to the utility model, through arranging the assembly bottom plate, the assembly angle plate, the first positioning assembly, the second positioning assembly and the third positioning assembly, each part of the outer ladder can be positioned quickly during assembly welding, and each part can be accurately limited together after positioning, so that the welding precision and the welding efficiency are greatly improved, and the welding quality is ensured.

Drawings

FIG. 1 is a schematic view of an angle of the present utility model assembled with an outer ladder;

FIG. 2 is another angular schematic view of the present utility model assembled with an outer ladder;

FIG. 3 is a schematic diagram of the structure of the present utility model;

FIG. 4 is an enlarged schematic view of FIG. 3 at A;

in the figure: 1-a final assembly base plate; 2-a final assembly angle plate; 3-supporting plates; 4-lightening holes; 5-end cover plates; 6-handrail support beams; 7, positioning a second plate; 8-positioning a first plate; 9-pedal support beams; 10-top pedal; 11-a cross beam; 12-positioning holes; 13, positioning a plate III; 14-positioning plate IV; 15-first plug block; 16-second plug block; 17-positioning groove I; 18-positioning groove II;

the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in fig. 1-4, the total welding fixture for the outer crawling ladder of the wind turbine generator comprises a total assembly bottom plate 1, wherein total assembly angle plates 2 are arranged on two sides of the top of the total assembly bottom plate 1, a plurality of support plates 3 are arranged at included angles between the inner wall of the total assembly angle plates 2 and the top of the total assembly bottom plate 1, the support plates 3 are triangular, and lightening holes 4 are formed in the total assembly angle plates 2; the assembly angle plate 2 is matched with the bending degree of the ladder stand, and the support plate 3 can better stabilize the assembly angle plate.

The top of the assembly angle plate 2 is provided with a first positioning component for positioning a top pedal 10 and pedal support beams 9 of the outer crawling ladder, the first positioning component comprises a plurality of first positioning plates 8, the top of each first positioning plate 8 is provided with a first positioning groove 17, each first positioning plate 8 is arranged at the top of the assembly angle plate 2, each pedal support beam 9 is clamped in each first positioning groove 17, and the top pedal 10 is arranged at the top of each first positioning plate 8 and is abutted to the opposite surfaces of the two pedal support beams 9; the bottom of the first positioning plate 8 is provided with a first slot, the top of the final assembly angle plate 2 is provided with a first groove corresponding to the first slot, and the first positioning plate 8 is inserted into the first inner clamping column of the first groove through the first slot and welded and fixed.

The first slot and the first groove are arranged, so that the first positioning plate 8 can be quickly inserted into the assembly angle plate 2, then spot welding is performed, the pedal support beam 9 is clamped in the first positioning groove 17, then the top pedal 10 is arranged at the top of the first positioning plate 8, and the two pedal support beams 9 are tightly propped up after the top pedal 10 is installed, so that the pedal support beam is limited and cannot move at will.

The back side of the assembly angle plate 2 is provided with a second positioning component for positioning the handrail support beam 6 of the outer ladder, the second positioning component comprises a plurality of second positioning plates 7, the back side of each second positioning plate 7 is provided with a second positioning groove 18, each second positioning plate 7 is arranged at the back side of the assembly angle plate 2, the handrail support beam 6 is clamped in each second positioning groove 18, the top of the assembly bottom plate 1 is provided with a positioning hole 12, and a reserved hole on the end cover plate 5 of the handrail support beam 6 corresponds to the positioning hole 12 and is fixed on the assembly bottom plate 1 through bolts; the bottom of the second positioning plate 7 is provided with a second slot, the rear side of the final assembly angle plate 2 is provided with a second groove corresponding to the second slot, and the second positioning plate 7 is inserted into the second inner clamping column of the second groove through the second slot and welded and fixed.

The second slots and the second grooves are arranged, so that the second positioning plate 7 can be quickly inserted into the assembly angle plate 2, then spot welding is performed, the handrail support beam 6 is clamped in the second positioning groove 18, at the moment, the reserved holes in the end cover plate 5 correspond to the positioning holes 12, the handrail support beam 6 is fixed on the assembly bottom plate 1 and limited in the second positioning groove 18 through bolts and nuts, and the handrail support beam 6 is accurately butted with the inclined surface of the pedal support beam 9.

The rear side of the assembly angle plate 2 is also provided with a positioning assembly III for positioning the cross beam 11 between the handrail support beams 6, the positioning assembly III comprises a positioning plate III 13 and a positioning plate IV 14, the positioning plate III 13 is arranged at the rear side of the assembly angle plate 2, the positioning plate IV 14 is arranged on the positioning plate III 13, the positioning plate IV 14 is L-shaped, and the cross beam 11 is arranged on the positioning plate IV 14 and is abutted against the opposite surfaces of the two handrail support beams 6; one side of the positioning plate III 13 is provided with a first inserting block 15, the assembly angle plate 2 is provided with a third inserting block 15 corresponding to the first inserting block 15, the first inserting block 15 is inserted into the third inserting block and welded and fixed, the vertical side of the positioning plate IV 14 is provided with a second inserting block 16, the positioning plate III 13 is provided with a fourth inserting block 16, and the second inserting block 16 is inserted into the fourth inserting block and welded and fixed.

The first inserting block 15, the second inserting block 16, the third groove and the fourth groove are arranged, so that the third positioning plate 13 can be quickly inserted into the assembly angle plate 2, then spot welding is fixed, the fourth positioning plate 14 can be quickly inserted into the third positioning plate 13, then spot welding is fixed, the handrail support beam 6 is positioned, the cross beam 11 is placed on the fourth positioning plate 14, the two handrail support beams 6 are tightly propped up after the cross beam 11 is placed, at the moment, all parts to be welded of the outer crawling ladder are accurately butted and limited, and later welding is facilitated.

The utility model ensures that each part of the outer ladder can be positioned quickly during the total assembly welding, and each part can be accurately limited together after the positioning, thereby greatly improving the welding precision and the welding efficiency and ensuring the welding quality.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is intended to cover various modifications, either made by the method concepts and technical solutions of the utility model, or applied directly to other applications without modification, within the scope of the utility model.

Claims

1. The utility model provides a welding frock is pieced together always to outer cat ladder of wind turbine generator system, a serial communication port, including final assembly bottom plate (1), final assembly bottom plate (1) top both sides are equipped with final assembly angle board (2), final assembly angle board (2) top is equipped with locating component one, a top footboard (10) and a footboard supporting beam (9) for outer cat ladder of location, final assembly angle board (2) rear side is equipped with locating component two, a handrail supporting beam (6) for outer cat ladder of location, final assembly angle board (2) rear side still is equipped with locating component three, a crossbeam (11) for between a beam (6) are supported in the location handrail.

2. The total welding fixture for the outer crawling ladder of the wind turbine generator system according to claim 1 is characterized in that a plurality of support plates (3) are arranged at the included angle between the inner wall of the total assembly angle plate (2) and the top of the total assembly bottom plate (1).

3. The total welding fixture for the outer crawling ladder of the wind turbine generator system according to claim 2 is characterized in that the supporting plate (3) is triangular.

4. The total welding fixture for the outer crawling ladder of the wind turbine generator set according to claim 3 is characterized in that a lightening hole (4) is formed in the total assembly angle plate (2).

5. The total welding fixture for the outer crawling ladder of the wind turbine generator system according to claim 4, wherein the first positioning assembly comprises a plurality of first positioning plates (8), first positioning grooves (17) are formed in the tops of the first positioning plates (8), the first positioning plates (8) are arranged on the tops of the total assembly angle plates (2), pedal support beams (9) are clamped in the first positioning grooves (17), and top pedals (10) are arranged on the tops of the first positioning plates (8) and are abutted to opposite faces of the two pedal support beams (9).

6. The assembly welding fixture for the outer crawling ladder of the wind turbine generator system according to claim 5, wherein the first slot is arranged at the bottom of the first positioning plate (8), the first groove corresponding to the first slot is arranged at the top of the assembly angle plate (2), and the first positioning plate (8) is inserted into the first inner clamping column of the first groove through the first slot and welded and fixed.

7. The total welding fixture for the outer crawling ladder of the wind turbine generator system according to claim 6, wherein the second positioning assembly comprises a plurality of second positioning plates (7), positioning grooves (18) are formed in the rear sides of the second positioning plates (7), the second positioning plates (7) are arranged on the rear sides of the total assembly angle plates (2), the handrail support beam (6) is clamped in the positioning grooves (18), positioning holes (12) are formed in the top of the total assembly bottom plate (1), and reserved holes in the end cover plates (5) of the handrail support beam (6) correspond to the positioning holes (12) and are fixed on the total assembly bottom plate (1) through bolts.

8. The total welding fixture for the outer crawling ladder of the wind turbine generator system according to claim 7 is characterized in that a second slot is formed in the bottom of the second positioning plate (7), a second groove corresponding to the second slot is formed in the rear side of the total assembly angle plate (2), and the second positioning plate (7) is inserted into the second inner clamping column of the groove through the second slot and is welded and fixed.

9. The total welding fixture for the outer crawling ladder of the wind turbine generator system according to claim 8, wherein the positioning assembly III comprises a positioning plate III (13) and a positioning plate IV (14), the positioning plate III (13) is arranged on the rear side of the total assembly angle plate (2), the positioning plate IV (14) is arranged on the positioning plate III (13), the positioning plate IV (14) is L-shaped, and the cross beam (11) is arranged on the positioning plate IV (14) and is abutted to the opposite surfaces of the two handrail support beams (6).

10. The total welding fixture for the outer crawling ladder of the wind turbine generator system according to claim 9, wherein a first inserting block (15) is arranged on one side edge of a third positioning plate (13), a third groove corresponding to the first inserting block (15) is formed in the total assembly angle plate (2), the first inserting block (15) is inserted into the third groove and is welded and fixed, a second inserting block (16) is arranged on the vertical side edge of a fourth positioning plate (14), a fourth groove is formed in the third positioning plate (13), and the second inserting block (16) is inserted into the fourth groove and is welded and fixed.