Novel supporting tool special for fuel pipeline of gas turbine

Abstract

The utility model discloses a novel supporting tool special for a fuel pipeline of a gas turbine. The novel supporting tool comprises a bracket main frame. Universal wheel mechanisms are arranged on the periphery of the bottom of the bracket main frame. A front end supporting part and a rear end supporting part are arranged at the upper end of the bracket main frame; the front end supporting part is used for supporting an on-duty gas pipeline of a gas turbine fuel pipeline; the rear end supporting part is used for supporting a premixed fuel gas pipeline of a fuel pipeline of a gas turbine. According to the design of the device, the fuel pipeline can be safely and conveniently stored in the maintenance process of the gas turbine, and the safety and the working efficiency are improved.

Description

Technical Field

[0001] The utility model relates to a special support tooling for a new type of gas turbine fuel pipeline, belonging to the technical field of gas turbine auxiliary equipment. Background Art

[0002] During the overhaul of the current Siemens V94.2 heavy-duty gas turbine, the fuel pipeline needs to be disassembled, defect-checked, and cleaned. During this process, the erection and temporary storage of the fuel pipeline are inconvenient, and there are eight bellows expansion joints at the fuel pipeline, posing potential safety hazards. Therefore, it is of great significance to design a special fuel pipeline bracket that is safe and convenient to operate. Content of the Utility Model

[0003] Aiming at the problems existing in the above-mentioned prior art, the utility model provides a special support tooling for a new type of gas turbine fuel pipeline, so as to ensure the safe and convenient storage of the fuel pipeline during the overhaul of the gas turbine, and improve safety and work efficiency.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is: a special support tooling for a new type of gas turbine fuel pipeline, including a main bracket frame; universal wheel mechanisms are arranged around the bottom of the main bracket frame; a front support part and a rear support part are arranged at the upper end of the main bracket frame; the front support part is used to support the duty gas pipeline of the gas turbine fuel pipeline; the rear support part is used to support the premixed fuel gas pipeline of the gas turbine fuel pipeline.

[0005] Further, the main bracket frame is an overall square frame, which includes a long side frame and a short side frame; a support frame is arranged between the front and rear long side frames; fixed connecting rods are arranged between the support frame and the adjacent short side frame.

[0006] Further, there are 2 support frames. A front support part is arranged on one of the support frames, and a rear support part is arranged on the other support frame.

[0007] Further, the front support part includes symmetrically arranged support columns I on the left and right; a V-shaped groove is arranged at the upper end of the support column I; the V-shaped groove is used to support the circular ring surface of the duty gas pipeline.

[0008] Further, the rear support part includes a support column II; a semi-circular support ring is arranged at the upper end of the support column II; the semi-circular support ring is used to support the arc surface of the premixed fuel gas pipeline in cooperation.

[0009] Further, inclined supports I are arranged on the left and right sides at the bottom ends of the support columns I of the front support part; inclined supports II are arranged on the left and right sides at the bottom ends of the support columns II of the rear support part; the inclined supports I and the inclined supports II are used to fixedly support the support columns.

[0010] Furthermore, a pulley gasket is also provided on the main frame of the bracket; a universal wheel mechanism is installed at the lower end of the pulley gasket.

[0011] Furthermore, mounting holes are provided on the pulley gasket, and it is connected to the universal wheel mechanism through bolt assemblies.

[0012] The beneficial effects of the present utility model are as follows:

[0013] 1. Stable structure: The main frame of the bracket adopts a square design, combined with the long-side frame, short-side frame and support frame, making the whole structure more stable, capable of effectively bearing the weight of the fuel pipeline of the gas turbine, and ensuring its safety and stability during operation.

[0014] 2. Flexible movement: The universal wheel mechanism provided at the bottom enables the bracket to be conveniently moved between different positions, improving the flexibility of the equipment and facilitating adjustment and maintenance in practical applications.

[0015] 3. Optimized support: The front support part and the rear support part are respectively designed for different types of gas pipeline, providing a more precise support solution, ensuring the safety and stability of the gas pipeline during operation, and avoiding pipeline bending or damage caused by improper support.

[0016] 4. Strong adaptability: The front support part and the rear support part respectively adopt a V-shaped groove and a semi-circular support ring, which are adapted to pipelines of different shapes, improving the adaptability of the bracket and enabling it to be widely applied to the support requirements of various fuel pipelines of gas turbines.

[0017] 5. Enhanced fixation: The diagonal support provided at the bottom end of the support column can enhance the fixation effect of the support column, prevent shaking or deviation during operation, and further improve the stability and safety of the bracket.

[0018] 6. Shock absorption effect: The design of the pulley gasket can not only buffer the vibration of the universal wheel, but also reduce the impact on the main frame of the bracket, extend the service life of the equipment, and reduce the maintenance cost.

[0019] 7. Simplified maintenance: Due to the reasonable design of the bracket and the clear division of labor of each component, daily maintenance and repair become more convenient, reducing the downtime and improving the overall working efficiency of the gas turbine system.

[0020] Through the above design features, this new type of special support bracket for the fuel pipeline of the gas turbine not only improves the safety, stability and flexibility of the support, but also enhances its adaptability in complex working environments, providing a reliable guarantee for the normal operation of the gas turbine. Description of the Drawings

[0021] Figure 1This is the front elevation structural schematic diagram of the present utility model;

[0022] Figure 2 This is the top plan view structural schematic diagram of the present utility model;

[0023] Figure 3 This is the schematic diagram of the connection structure between the universal wheel mechanism and the pulley gasket of the present utility model.

[0024] In the figure: 1. Bracket main frame, 11. Long side frame, 12. Short side frame, 13. Support frame, 14. Fixed connecting rod, 2. Universal wheel mechanism, 3. Front end support part, 31. First support column, 32. V-shaped groove, 33. First diagonal support, 4. Rear end support part, 41. Second support column, 42. Semi-circular support ring, 43. Second diagonal support, 5. Pulley gasket. Specific embodiments

[0025] To make the purpose, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below through the accompanying drawings and embodiments. However, it should be understood that the specific embodiments described herein are only used to explain the present utility model and do not limit the scope of the present utility model.

[0026] Unless otherwise defined, all technical terms and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field to which the present utility model belongs. The terms used in the specification of the present utility model herein are only for the purpose of describing specific embodiments and are not intended to limit the present utility model.

[0027] As Figure 1 , Figure 2 and Figure 3 shown, a special support tooling for a new type of combustion engine fuel pipeline includes a bracket main frame 1; universal wheel mechanisms 2 are arranged around the bottom of the bracket main frame 1; a front end support part 3 and a rear end support part 4 are arranged at the upper end of the bracket main frame 1; the front end support part 3 is used to support the duty gas pipeline of the combustion engine fuel pipeline; the rear end support part 4 is used to support the premixed fuel gas pipeline of the combustion engine fuel pipeline.

[0028] Preferably in this embodiment, the bracket main frame 1 is an overall square frame, which includes a long side frame 11 and a short side frame 12; a support frame 13 is arranged between the two front and rear long side frames 11; a fixed connecting rod 14 is arranged between the support frame 13 and the adjacent short side frame 12.

[0029] There are 2 support frames 13. The front end support part 3 is arranged on one of the support frames 13, and the rear end support part 4 is arranged on the other support frame 13.

[0030] Preferably, in this embodiment, the front-end support portion 3 includes support columns 31 arranged symmetrically on the left and right; a V-shaped groove 32 is provided at the upper end of the support column 31; the V-shaped groove 32 is used to support the toroidal surface of the duty gas pipeline.

[0031] Preferably, in this embodiment, the rear-end support portion 4 includes a support column 41; a semi-circular support ring 42 is provided at the upper end of the support column 41; the semi-circular support ring 42 is used to support the arc surface of the premixed fuel gas pipeline in cooperation.

[0032] Preferably, in this embodiment, inclined supports 33 are provided on the left and right sides at the bottom end of the support column 31 of the front-end support portion 3; inclined supports 43 are provided on the left and right sides at the bottom end of the support column 41 of the rear-end support portion 4; the inclined supports 33 and the inclined supports 43 are used to fixedly support the support columns.

[0033] Preferably, in this embodiment, a pulley gasket 5 is further provided on the main frame 1 of the bracket; a universal wheel mechanism 2 is installed at the lower end of the pulley gasket 5.

[0034] Preferably, in this embodiment, the pulley gasket 5 is provided with mounting holes, and it is connected to the universal wheel mechanism 2 through bolt assemblies.

[0035] In this embodiment, for the fuel intake distribution pipeline of the V94.2 gas turbine, the distance of the supportable range is measured, the safe height for transportation and placement is measured, and the safety and stability during placement are considered. The simplicity during construction operations is considered, and safe and load-bearing materials are selected.

[0036] Make a movable universal wheel. Weld the universal wheel to the base with ordinary iron plates, which is convenient for moving on-site and docking with complex hoisting spaces. Use stainless steel square tubes to make a regular base, which is convenient for welding the pulley gasket and provides a foundation for welding other support structures at the same time. The support vertical rods can be set to different lengths according to the shape of the components to be erected, and stainless steel angle irons are used for protective support at the same time. A V-shaped triangular placement frame is made at the support of the duty pipeline, and a semi-circular support ring is made for the premixed pipeline, and finally the overall pipeline is supported by three points.

[0037] After on-site trial, it is proved that it can greatly facilitate the storage of fuel pipes, improve the working efficiency of on-site operators; the fuel pipes will not slide or roll during storage, greatly improving the safety of personnel working around them, which is of great significance to on-site operation safety; the fuel pipes will not be physically damaged accidentally by personnel during storage, which has extremely high economic significance; and it also provides convenience for the subsequent installation work after maintenance, reduces the inconveniences of on-site operations, and greatly saves the working time cost and safety cost.

[0038] The above are only the preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements or improvements made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A special support tooling for a new type of gas turbine fuel pipeline, characterized in that It includes a main bracket frame (1); universal wheel mechanisms (2) are arranged around the bottom of the main bracket frame (1); a front support part (3) and a rear support part (4) are arranged at the upper end of the main bracket frame (1); the front support part (3) is used to support the duty gas pipeline of the gas turbine fuel pipeline; the rear support part (4) is used to support the premixed fuel gas pipeline of the gas turbine fuel pipeline.

2. The special supporting tooling for the fuel pipeline of a new type of gas turbine according to claim 1, characterized in that The main bracket frame (1) is an overall square frame, which includes long side frames (11) and short side frames (12); a support frame (13) is arranged between the two front and rear long side frames (11); a fixed connecting rod (14) is arranged between the support frame (13) and the adjacent short side frame (12).

3. A special support tooling for a new type of gas turbine fuel pipeline according to claim 1, characterized in that, There are 2 support frames (13). The front support part (3) is arranged on one of the support frames (13), and the rear support part (4) is arranged on the other support frame (13).

4. A special support tooling for a new type of gas turbine fuel pipeline according to claim 1, characterized in that, The front support part (3) includes support columns one (31) arranged symmetrically left and right; a V-shaped groove (32) is arranged at the upper end of the support column one (31); the V-shaped groove (32) is used to support the circular ring surface of the duty gas pipeline.

5. A special support tooling for a new type of gas turbine fuel pipeline according to claim 1, characterized in that The rear support part (4) includes a support column two (41); a semi-circular support ring (42) is arranged at the upper end of the support column two (41); the semi-circular support ring (42) is used to cooperate with the arc surface of the premixed fuel gas pipeline for support.

6. The special supporting tooling for a novel gas turbine fuel pipeline according to claim 1, characterized in that Oblique supports one (33) are arranged on the left and right sides at the bottom end of the support column one (31) of the front support part (3); oblique supports two (43) are arranged on the left and right sides at the bottom end of the support column two (41) of the rear support part (4); the oblique supports one (33) and the oblique supports two (43) are used to fixedly support the support columns.

7. A special support tooling for a new type of gas turbine fuel pipeline according to claim 1, characterized in that, A pulley gasket (5) is also arranged on the main bracket frame (1); the universal wheel mechanism (2) is installed at the lower end of the pulley gasket (5).

8. A special support tooling for a new type of gas turbine fuel pipeline according to claim 7, characterized in that, The pulley gasket (5) is provided with mounting holes, and it is connected to the universal wheel mechanism (2) through bolt assemblies.

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