CN218081152U

CN218081152U - Gantry type movable welding platform for machining wind power tower cylinder

Info

Publication number: CN218081152U
Application number: CN202221518737.9U
Authority: CN
Inventors: 金鑫; 李萍萍; 赵凯; 刘金磊
Original assignee: Zhangjiakou Dajin Wind Power Equipment Co ltd
Current assignee: Zhangjiakou Dajin Wind Power Equipment Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-12-20
Anticipated expiration: 2032-06-17

Abstract

The utility model belongs to the technical field of wind power equipment, in particular to a gantry type mobile welding platform for processing a wind power tower cylinder, which comprises a fixed frame, wherein a lifting platform is arranged in the fixed frame, walking wheels are arranged at the bottom end of the fixed frame, a lifting assembly is arranged on the fixed frame and used for driving the lifting platform, a guide rail is arranged on the lifting platform, a welding trolley is connected on the guide rail in a sliding way, and the welding trolley extends to the lower part of the lifting platform; the bottom of fixed frame sets firmly the gyro wheel frame, and rotates to be connected with two symmetries on the gyro wheel frame and be provided with the supporting roller, the overlap joint has the barrel on the supporting roller. The defect of the prior art is overcome, the lifting platform is driven to adjust the welding height through the lifting assembly, the moving space of the barrel is expanded, the requirements of longitudinal welding seams and circumferential welding seams are met, and the welding efficiency is improved.

Description

Gantry type movable welding platform for machining wind power tower cylinder

Technical Field

The utility model belongs to the technical field of wind power equipment, concretely relates to gantry type mobile welding platform is used in processing of wind power tower cylinder.

Background

The tower barrel is one of the most important design components for ensuring the safe operation of the wind turbine generator, and a complete tower barrel strength design system must comprise four large components, namely a barrel body, a flange, a bolt and a door frame.

The common welding platform of half planer-type in the existing market, half planer-type moving platform for safety need often utilize workshop to bear the stand and regard as supplementary removal bearing point (see figure 5 for concrete result), and this structural shortcoming is, can only depend on the workshop to bear the stand and remove, and the removal space is limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gantry type removes welded platform is used in processing of wind power tower cylinder has overcome the not enough of prior art, drives lift platform adjustment welded height through lifting unit, has expanded the removal space of barrel, satisfies the demand of vertical welding seam, hoop welding seam, improves welding efficiency.

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

a gantry type movable welding platform for machining a wind power tower cylinder comprises a fixed frame, wherein a lifting platform is arranged in the fixed frame, walking wheels are mounted at the bottom end of the fixed frame, a lifting assembly is arranged on the fixed frame and used for driving the lifting platform, a guide rail is arranged on the lifting platform, a welding trolley is connected onto the guide rail in a sliding mode and extends to the position below the lifting platform;

the bottom of fixed frame sets firmly the gyro wheel frame, and rotates on the gyro wheel frame and be connected with two symmetries and be provided with the supporting roller, the overlap joint has the barrel on the supporting roller.

Further, lifting unit includes driving motor, connects at the reduction gear of driving motor output, connects the transmission shaft at the reduction gear both ends respectively, the one end transmission that the reduction gear was kept away from to the transmission shaft is connected with the reel, the both sides of reel all are provided with the leading wheel, be connected with locating component on four angles of lift platform's up end respectively, and be connected with the stay cord on the locating component, the guide wheel is passed through to the one end of stay cord and the winding is on the reel.

Further, the top middle part of fixed frame has set firmly the crossbeam, the equal fixed mounting of reduction gear and two reels is at the crossbeam up end.

Furthermore, the positioning assembly comprises a fixing bolt in threaded connection with the lifting platform and a pull ring fixedly arranged at the top end of the fixing bolt, and the pull ring is fixedly connected with the pull rope.

Further, a level meter for monitoring the levelness of the lifting platform is installed on the lifting platform.

Further, guide wheels are installed on two sides of the lower end face of the lifting platform and slide on the fixed frame.

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

a gantry type mobile welding platform is used in wind power tower cylinder processing drives lift platform adjustment welded height through lifting unit, has expanded the removal space of barrel, satisfies the demand of vertical welding seam, hoop welding seam, improves welding efficiency.

Drawings

FIG. 1 is a schematic structural diagram of a gantry type mobile welding platform for processing a wind power tower.

FIG. 2 is an enlarged schematic view of a position A of a gantry type mobile welding platform for processing a wind power tower.

FIG. 3 is a schematic diagram of a second view structure of a gantry type mobile welding platform for processing a wind power tower.

FIG. 4 is a top view of a gantry type mobile welding platform for processing a wind power tower.

Fig. 5 is a diagram of a state of the art operation.

In the figure: 1. a fixed frame; 2. a barrel; 3. a drive motor; 4. a reel; 5. a guide wheel; 6. Pulling a rope; 7. a lifting platform; 8. fixing the bolt; 9. a pull ring; 10. a guide wheel; 11. a roller frame; 12. Supporting the rollers; 13. a cross beam; 14. a level gauge; 15. a guide rail; 16. welding a trolley; 17. a speed reducer; 18. a drive shaft; 19. and (5) traveling wheels.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the gantry type mobile welding platform for processing a wind power tower comprises a fixed frame 1, a lifting platform 7 is arranged in the fixed frame 1, a traveling wheel 19 is mounted at the bottom end of the fixed frame 1, a lifting assembly is arranged on the fixed frame 1 and used for driving the lifting platform 7, a guide rail 15 is arranged on the lifting platform 7, a welding trolley 16 is connected to the guide rail 15 in a sliding manner, the welding trolley 16 extends to the lower side of the lifting platform 7, and the direction of the guide rail 15 is perpendicular to the traveling direction of the fixed frame 1;

a roller carrier 11 is fixedly arranged at the bottom end of the fixed frame 1, two support rollers 12 are symmetrically arranged on the roller carrier 11 in a rotating way, and a barrel 2 is lapped on the support rollers 12; for safety reasons, the fixed frame 1 travels at a speed of about 2.5m/s and the lifting assembly drives the lifting platform 7 to lift at a speed of about 2m/s.

In order to drive the lifting platform 7 to vertically lift, the lifting assembly comprises a driving motor 3, a speed reducer 17 connected to the output end of the driving motor 3 and transmission shafts 18 connected to two ends of the speed reducer 17 respectively, one end, far away from the speed reducer 17, of each transmission shaft 18 is connected with a reel 4 in a transmission mode, guide wheels 5 are arranged on two sides of each reel 4, positioning assemblies are connected to four corners of the upper end face of the lifting platform 7 respectively, pull ropes 6 are connected to the positioning assemblies, and one ends of the pull ropes 6 are wound on the reels 4 through guide wheels 10.

In order to improve the stability, a cross beam 13 is fixedly arranged in the middle of the top end of the fixed frame 1, and the speed reducer 17 and the two reels 4 are fixedly arranged on the upper end face of the cross beam 13.

For the convenience of connection, the positioning assembly comprises a fixing bolt 8 in threaded connection with the lifting platform 7 and a pull ring 9 fixedly arranged at the top end of the fixing bolt 8, and the pull ring 9 is fixedly connected with the pull rope 6.

In order to maintain the levelness of the lifting platform 7, a level 14 for monitoring the levelness of the lifting platform 7 is mounted on the lifting platform 7.

In order to improve the lifting stability, the two sides of the lower end surface of the lifting platform 7 are provided with guide wheels 10, and the guide wheels 10 slide on the fixed frame 1.

To sum up, the gantry type mobile welding platform for processing the wind power tower cylinder, when a longitudinal welding seam is welded, the cylinder body 2 is placed on the roller frame 11, the welding seam is placed upwards and in parallel with the direction of the walking wheels 19, the welding trolley 16 is moved along the guide rail 15 to be right above the welding seam, then the driving motor 3 is started to drive the reels 4 on two sides to rotate, so that the stay cord 6 is loosened to enable the lifting platform 7 to move downwards until the welding of the welding trolley 16 is positioned at the welding seam, and the fixed frame 1 is moved along the direction of the welding seam through the walking wheels 19, so that the welding of the longitudinal welding seam is completed; when circumferential welding seams are welded, the barrel body 2 is placed on the roller carrier 11, the direction of the welding seams is parallel to the direction of the guide rail 15, the welding trolley 16 is moved to the middle of the guide rail 15, then the lifting platform 7 is driven downwards to a welding position, the barrel body 2 is synchronously rotated in the welding process, and therefore welding work of the circumferential welding seams is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a processing of wind power tower cylinder is with planer-type mobile welding platform which characterized in that: the lifting device comprises a fixed frame (1), wherein a lifting platform (7) is arranged in the fixed frame (1), walking wheels (19) are mounted at the bottom end of the fixed frame (1), a lifting assembly is arranged on the fixed frame (1) and used for driving the lifting platform (7), a guide rail (15) is arranged on the lifting platform (7), a welding trolley (16) is connected onto the guide rail (15) in a sliding manner, and the welding trolley (16) extends to the position below the lifting platform (7);

the bottom of the fixed frame (1) is fixedly provided with a roller carrier (11), the roller carrier (11) is rotatably connected with two symmetrical supporting rollers (12), and the supporting rollers (12) are lapped with a barrel body (2).

2. The gantry type mobile welding platform for processing the wind power tower as claimed in claim 1, wherein: lifting unit includes driving motor (3), connects at reduction gear (17) of driving motor (3) output, connects transmission shaft (18) at reduction gear (17) both ends respectively, the one end transmission that reduction gear (17) were kept away from in transmission shaft (18) is connected with reel (4), the both sides of reel (4) all are provided with leading wheel (5), be connected with locating component on four angles of the up end of lift platform (7) respectively, and be connected with stay cord (6) on the locating component, the one end of stay cord (6) is passed through leading wheel (10) and is twined on reel (4).

3. The gantry type mobile welding platform for processing the wind power tower as claimed in claim 2, wherein: the top middle part of fixed frame (1) has set firmly crossbeam (13), reduction gear (17) and two equal fixed mounting of reel (4) are in crossbeam (13) up end.

4. The gantry type mobile welding platform for processing the wind power tower as claimed in claim 3, wherein: the positioning assembly comprises a fixing bolt (8) in threaded connection with the lifting platform (7) and a pull ring (9) fixedly arranged at the top end of the fixing bolt (8), and the pull ring (9) is fixedly connected with the pull rope (6).

5. The gantry type mobile welding platform for processing the wind power tower as claimed in claim 2, wherein: and a level gauge (14) for monitoring the levelness of the lifting platform (7) is installed on the lifting platform (7).

6. The gantry type mobile welding platform for processing the wind power tower as claimed in any one of claims 1 to 5, wherein: guide wheels (10) are installed on two sides of the lower end face of the lifting platform (7), and the guide wheels (10) slide on the fixed frame (1).