CN218912187U

CN218912187U - Working platform device in inclined shaft steel pipe installation pipe

Info

Publication number: CN218912187U
Application number: CN202222693618.3U
Authority: CN
Inventors: 边润娃; 孙武; 刘一霖; 王小亚; 高天浩; 陈秋明; 张文才
Original assignee: Sinohydro Bureau 6 Co Ltd
Current assignee: Sinohydro Bureau 6 Co Ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-04-25
Anticipated expiration: 2032-10-13

Abstract

The utility model provides an operation platform device in a inclined shaft steel pipe installation pipe, which belongs to the technical field of steel pipe installation and comprises a steel pipe, wherein a welding table and a checking table are connected in a sliding manner in the inclined shaft steel pipe, the welding table and the checking table are identical in structure, the upper end of a supporting plate is fixedly connected with a first ladder table, the right end of the first ladder table is fixedly connected with a second ladder table, the lower end of the second ladder table is fixedly connected with a supporting plate, the right end of the second ladder table is fixedly connected with a third ladder table, the lower end of the third ladder table is fixedly connected with a supporting plate, the right end of the third ladder table is fixedly connected with a fourth ladder table, the lower end of the fourth ladder table is fixedly connected with a supporting plate, one end of a movable rod, which is far away from a supporting rod, is fixedly connected with two pulleys, and the problems of difficult process connection caused by unqualified repairing of welding seams are effectively solved.

Description

Working platform device in inclined shaft steel pipe installation pipe

Technical Field

The utility model relates to an operation platform device in an inclined shaft steel pipe installation pipe, and the utility model is not limited by the operation platform device.

Background

In recent years, most of water delivery systems designed for pumped storage power stations are provided with inclined shaft pressure pipelines, pipe joints are firstly transported into holes by a vehicle during installation, the pipe joints are shifted to designed positions and then welded, the inclined shaft pressure steel pipes are long in length and large in angle, the steel pipe installation difficulty is high, and especially, the seam welding of the steel pipes is a key difficulty in the steel pipe installation process.

In the process of installing the steel pipe, a working platform is utilized for welding and detecting, so that the process connection is easy to cause, the unqualified repair of the welding seam can cause the platform to be stopped, and the welding operation of the next welding seam is affected.

Disclosure of Invention

The utility model provides an operation platform device in an inclined shaft steel pipe installation pipe, which aims to solve the problem that before a platform is stopped due to unqualified repair of a welding seam, the process connection is difficult.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the welding device comprises a plurality of steel pipes, wherein welding seams are formed between two steel pipes, a welding table and a checking table are connected in the steel pipes in a sliding manner, the welding table and the checking table have the same structure, and the welding table comprises a supporting plate, a supporting rod, a first ladder table, a second ladder table, a third ladder table, a fourth ladder table, a moving rod and pulleys;

the upper end of the supporting plate is fixedly connected with a first ladder table, the right end of the first ladder table is fixedly connected with a second ladder table, the lower end of the second ladder table is fixedly connected with the supporting plate, the right end of the second ladder table is fixedly connected with a third ladder table, the lower end of the third ladder table is fixedly connected with the supporting plate, the right end of the third ladder table is fixedly connected with a fourth ladder table, the lower end of the fourth ladder table is fixedly connected with the supporting plate, the lower end of the supporting plate is fixedly connected with a supporting rod, the supporting rod is provided with two, the lower end of the supporting rod is fixedly connected with a movable rod, the upper end of the movable rod is fixedly connected with a supporting plate, one end of the movable rod, which is far away from the supporting rod, is fixedly connected with pulleys, two pulleys are arranged, a welding table and a test table are conveyed into a steel pipe, the welding table and the inspection table independently run, welding operation is performed on the welding table, welding line inspection, pipe wall cleaning and corrosion prevention are performed on the inspection table, the phenomenon that the platform is stopped before unqualified repair of welding lines is prevented, and the working efficiency is improved.

As a further description of the above technical solution: the backup pad upper end fixedly connected with connecting plate, the outside right-hand member of connecting plate upper end fixed connection bench IV, backup pad upper end fixedly connected with reinforcing plate, the reinforcing plate is located bench IV, reinforcing plate upper end fixed connection bench IV, reinforcing plate and connecting plate's setting have increased whole device's intensity and stability.

As a further description of the above technical solution: the tripod is characterized in that the lower end of the supporting plate is provided with two triangular frames, the upper ends of the triangular frames are fixedly connected with the supporting plate, the other two ends of the triangular frames are respectively fixedly connected with the supporting rod and the moving rod, the triangular frame auxiliary supporting rod plays a supporting role on the device, and the strength of the whole device is increased by utilizing the stability of the triangular structure.

As a further description of the above technical solution: the left side fixedly connected with fixed block of backup pad upper end, the fixed block is provided with two.

As a further description of the above technical solution: the steel pipe inner circumference fixedly connected with lug one, lug one is provided with two, lug one is two a set of a plurality of groups that are provided with, the lug is gone up and is hung through the round hole has the chain, the one end that the lug was kept away from to the chain is hung on the fixed block, utilizes the chain to stabilize the device, prevents that the device from falling.

As a further description of the above technical solution: the steel pipe inner circumference fixedly connected with lug two, lug two is provided with two, lug two is two a set of be provided with a plurality of groups, lug two rotates and is connected with the connecting rod, the one end that the lug two was kept away from to the connecting rod rotates and connects the fixed block, utilizes the link plate to lock the device, prevents that the device from taking place to rock.

The utility model has the beneficial effects that: through setting up welding bench and inspection bench, the unqualified reprocessing of effectual solution welding seam leads to the platform to be in front of being stationary, and the process links up the problem of difficulty, through lug one, lug two, the setting of chain and connecting rod, simple structure, easy operation improve the efficiency and the safety of inclined shaft penstock installation greatly.

Drawings

In order to more clearly show an in-pipe working platform device for inclined shaft steel pipes, the following drawings are shown;

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic view of a welding table according to the present utility model.

Wherein reference numerals in the drawings;

1. a steel pipe; 2. a welding table; 20. a support plate; 21. a support rod; 22. a first stair platform; 23. a second stair platform; 24. a third step; 25. a bench IV; 251. a reinforcing plate; 26. a connecting plate; 27. a fixed block; 28. a tripod; 29. a moving rod; 30. a pulley; 3. a test bench; 4. welding seams; 5. lifting lug I; 6. chain block; 7. lifting lugs II; 8. and a connecting rod.

Detailed Description

Referring to fig. 1 and 2, an embodiment of the present application provides an operation platform device in a slant well steel pipe installation pipe: the welding device comprises a plurality of steel pipes 1, wherein a welding seam 4 exists between the two steel pipes 1, a welding table 2 and a test table 3 are connected in a sliding manner in the steel pipes 1, the welding table 2 and the test table 3 have the same structure, and the welding table 2 comprises a supporting plate 20, a supporting rod 21, a first ladder table 22, a second ladder table 23, a third ladder table 24, a fourth ladder table 25, a moving rod 29 and a pulley 30;

the upper end fixed connection bench first 22 of backup pad 20, bench second 23 of bench first 22 right-hand member fixed connection bench second 23, bench second 23 lower extreme fixed connection backup pad 20, bench second 23 right-hand member fixed connection bench third 24, bench third 24 lower extreme fixed connection backup pad 20, bench third 24 right-hand member fixed connection bench fourth 25, bench fourth 25 lower extreme fixed connection backup pad 20, backup pad 20 lower extreme fixed connection bracing piece 21, bracing piece 21 is provided with two, bracing piece 21 lower extreme fixed connection movable rod 29, movable rod 29 upper end fixed connection backup pad 20, movable rod 29 keeps away from the one end fixed connection pulley 30 of bracing piece 21, pulley 30 is provided with two, send welding bench and inspection bench 3 to in the steel pipe, welding bench 2 and inspection bench 3 independently move, carry out welding operation on welding bench 2, carry out weld inspection and pipe wall clearance and anticorrosive on inspection bench 3, prevent that the unqualified repair of welding seam from leading to the platform to stand still, work efficiency has been improved.

Referring to fig. 2, the upper end of the supporting plate 20 is fixedly connected with a connecting plate 26, the upper end of the connecting plate 26 is fixedly connected with the outer right end of the fourth stair platform 25, the upper end of the supporting plate 20 is fixedly connected with a reinforcing plate 251, the reinforcing plate 251 is located in the fourth stair platform 25, the upper end of the reinforcing plate 251 is fixedly connected with the fourth stair platform 25, and the strength and stability of the whole device are improved due to the arrangement of the reinforcing plate 251 and the connecting plate 26.

Referring to fig. 2, the lower end of the supporting plate 20 is provided with two triangular frames 28, the upper ends of the triangular frames 28 are fixedly connected with the supporting plate 20, the other two ends of the triangular frames 28 are respectively fixedly connected with the supporting rod 21 and the moving rod 29, the triangular frames 28 assist the supporting rod 21 to support the device, and the strength of the whole device is increased by utilizing the stability of the triangular structure.

Referring to fig. 2, a fixing block 27 is fixedly connected to the left side of the upper end of the supporting plate 20, and two fixing blocks 27 are provided.

Referring to fig. 1, a first lifting lug 5 is fixedly connected to the inner circumferential surface of a steel pipe 1, two lifting lugs 5 are arranged, a plurality of groups are arranged on one group of the first lifting lugs 5, a chain block 6 is hung on the first lifting lug 5 through a round hole, one end, far away from the first lifting lug 5, of the chain block 6 is hung on a fixed block 27, and the device is stabilized by the chain block 6 to prevent the device from falling.

Referring to fig. 1, the inner circumference of the steel tube 1 is fixedly connected with two lifting lugs 7, two lifting lugs 7 are provided, two groups of lifting lugs 7 are provided with a plurality of groups, the two lifting lugs 7 are rotationally connected with a connecting rod 8, one end of the connecting rod 8, far away from the two lifting lugs 7, is rotationally connected with a fixing block 27, and the device is locked by utilizing a connecting plate 8 to prevent the device from shaking.

Working principle: when the utility model is used, an operator puts the steel pipe 1 into an inclined shaft, shifts the steel pipe 1 to a design position, sends the welding table 2 and the inspection table 3 into the steel pipe 1, locks the operation platform by using the connecting plate 8, prevents the operation platform from shaking, stabilizes the operation platform by using the chain block 6, prevents the operation platform from falling, and greatly improves the safety of the inclined shaft pressure steel pipe installation; the welding table 2 and the inspection table 3 independently run, welding operation is performed on the welding table 2, welding line inspection, pipe wall cleaning and corrosion prevention are performed on the inspection table 3, and the phenomenon that the platform is stopped before unqualified repairing of welding lines is prevented, so that the working efficiency is improved.

Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure of the utility model herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.

It is further understood that the use of relational terms such as "first" and "second", and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The utility model is not limited to the precise construction which has been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.

Claims

1. The utility model provides an operation platform device in inclined shaft steel pipe installation pipe, includes steel pipe (1), its characterized in that: the steel pipes (1) are provided with a plurality of welding seams (4) between two steel pipes (1), a welding table (2) and a checking table (3) are connected in a sliding manner in the steel pipes (1), the welding table (2) and the checking table (3) are identical in structure, and the welding table (2) comprises a supporting plate (20), a supporting rod (21), a first stair platform (22), a second stair platform (23), a third stair platform (24), a fourth stair platform (25), a moving rod (29) and a pulley (30);

the utility model provides a support board, including backup pad (20), backup pad, first (22) of backup pad upper end fixed connection bench, first (22) right-hand member fixed connection bench two (23), bench two (23) lower extreme fixed connection backup pad (20), bench two (23) right-hand member fixed connection bench three (24), bench three (24) lower extreme fixed connection backup pad (20), bench three (24) right-hand member fixed connection bench four (25), bench four (25) lower extreme fixed connection backup pad (20), backup pad (20) lower extreme fixed connection bracing piece (21), bracing piece (21) are provided with two, bracing piece (21) lower extreme fixed connection movable rod (29), movable rod (29) upper end fixed connection backup pad (20), one end fixed connection pulley (30) that bracing piece (21) were kept away from to movable rod (29), pulley (30) are provided with two.

2. An inclined shaft steel pipe installation in-line work platform device according to claim 1, wherein: the novel ladder is characterized in that the upper end of the supporting plate (20) is fixedly connected with the connecting plate (26), the upper end of the connecting plate (26) is fixedly connected with the outer right end of the fourth ladder (25), the upper end of the supporting plate (20) is fixedly connected with the reinforcing plate (251), the reinforcing plate (251) is located in the fourth ladder (25), and the upper end of the reinforcing plate (251) is fixedly connected with the fourth ladder (25).

3. An inclined shaft steel pipe installation in-line work platform device according to claim 1, wherein: the support plate (20) lower extreme is provided with tripod (28), tripod (28) are provided with two, tripod (28) upper end fixed connection backup pad (20), the other both ends of tripod (28) are fixed connection bracing piece (21) and movable rod (29) respectively.

4. A slant well steel pipe installation in-line work platform apparatus according to claim 3, wherein: the left side of backup pad (20) upper end fixedly connected with fixed block (27), fixed block (27) are provided with two.

5. An inclined shaft steel pipe installation in-line work platform device according to claim 1, wherein: the steel pipe (1) inner circumference fixedly connected with lug one (5), lug one (5) are provided with two, lug one (5) are provided with a plurality of groups in a pair of, hang through the round hole on lug one (5) and have chain block (6), chain block (6) keep away from the one end of lug one (5) and hang on fixed block (27).

6. An inclined shaft steel pipe installation in-line work platform device according to claim 5, wherein: the steel pipe (1) inner circumference fixedly connected with lug two (7), lug two (7) are provided with two, lug two (7) are two a set of a plurality of groups that are provided with, lug two (7) rotate and are connected with connecting rod (8), one end that lug two (7) were kept away from to connecting rod (8) rotates and connects fixed block (27).