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CN-224230048-U - Combustor and external door cover

CN224230048UCN 224230048 UCN224230048 UCN 224230048UCN-224230048-U

Abstract

The utility model belongs to the technical field of combustors, and particularly relates to a combustor door cover, which comprises a shell, a lifting assembly and a lifting assembly, wherein a door body is arranged at the opening end of the shell, the lifting assembly is arranged on the shell and is suitable for moving the door body to the position above the opening end, the lifting assembly comprises a driving structure, a pull rod is arranged on the driving structure, a telescopic hook is arranged at one end of the pull rod and is suitable for hooking a handle on the door body, the driving structure is suitable for driving the pull rod to move, the telescopic hook penetrates through the handle and lifts the door body upwards along with the pull rod, the lifting assembly is arranged above the door body, the driving structure drives the pull rod to move, the handle on the door body is hooked through the telescopic hook, the lifting assembly lifts the whole door body upwards, the effect of directly removing the door body from the opening end after the cover is opened is achieved, extra positioning and lifting operation is not needed, the internal overhaul efficiency of the combustor is improved, and the operation safety of the combustor is enhanced.

Inventors

  • SHI WENCHANG
  • DING SHAOCHEN

Assignees

  • 无锡市腾翔机械有限公司

Dates

Publication Date
20260512
Application Date
20250610

Claims (10)

  1. 1. A burner for a gas turbine, which burner comprises a burner body, characterized by comprising the following steps: A housing (1) with a door body (2) arranged at an opening end (11); A lifting assembly arranged on the housing (1) and adapted to move the door body (2) over the open end (11); The lifting assembly comprises a driving structure (32), a pull rod (33) is arranged on the driving structure (32), a telescopic hook (34) is arranged at one end of the pull rod (33), and the telescopic hook (34) is suitable for hooking a handle (21) on the door body (2); the driving structure (32) is suitable for driving the pull rod (33) to move, so that the telescopic hook (34) passes through the handle (21) and pulls the door body (2) upwards along with the pull rod (33).
  2. 2. A burner according to claim 1, wherein, The pull rod (33) is provided with a groove (331) which is suitable for accommodating the telescopic hook (34).
  3. 3. A burner as claimed in claim 2, wherein, The telescopic hook (34) comprises a hook part (341), one end of the telescopic hook is arranged in the groove (331) through a spring (343), and the other end of the telescopic hook extends out of the groove (331).
  4. 4. A burner according to claim 3, wherein, An inclined surface (342) is arranged on one side of the hook part (341) facing the handle (21); Wherein, pull rod (33) is adapted to drive hook (341) to remove to handle (21) direction to press inclined plane (342) to recess (331), and behind hook (341) passed handle (21), spring (343) drive hook (341) stretched out recess (331) to make its terminal surface and handle (21) one side offset.
  5. 5. A burner according to claim 3, wherein, The driving structure (32) comprises a fixed seat (3) which is fixed on the shell (1), a moving groove (31) is formed in one side of the fixed seat (3), a screw rod (322) is connected in a rotating mode in the moving groove (31), a moving block (321) is connected to the screw rod (322) in a threaded mode, and a pull rod (33) is fixed on the moving block (321); A guide hole (324) is formed in the moving block (321), and a guide rod (323) corresponding to the guide hole (324) is arranged in the moving groove (31); wherein the screw (322) is adapted to rotate to drive the moving block (321) to move along the guide bar (323).
  6. 6. A burner as defined in claim 5, wherein, A pressure relief hole (22) is formed in the door body (2) at one side of the handle (21), and a rubber plug (23) is rotatably connected to the inside of the door body; After the hook part (341) passes through the handle (21), one end of the pull rod (33) is suitable for driving the rubber plug (23) to rotate to incline so as to enable the air in the shell (1) to be discharged from the pressure release hole (22).
  7. 7. An external door cover, comprising: a door body (2) with a pair of handles (21) on the surface thereof; A lifting assembly adapted to move the door body (2) upwards; The lifting assembly comprises a driving structure (32), a pull rod (33) is arranged on the driving structure (32), a telescopic hook (34) is arranged at one end of the pull rod (33), and the telescopic hook (34) is suitable for hooking a handle (21) on the door body (2); the driving structure (32) is suitable for driving the pull rod (33) to move, so that the telescopic hook (34) passes through the handle (21) and pulls the door body (2) upwards along with the pull rod (33).
  8. 8. The exterior door as claimed in claim 7, wherein, The pull rod (33) is provided with a groove (331) which is suitable for accommodating the telescopic hook (34), and The telescopic hook (34) comprises a hook part (341), one end of the telescopic hook is arranged in the groove (331) through a spring (343), and the other end of the telescopic hook extends out of the groove (331); an inclined surface (342) is arranged on one side of the hook part (341) facing the handle (21); Wherein, pull rod (33) is adapted to drive hook (341) to remove to handle (21) direction to press inclined plane (342) to recess (331), and behind hook (341) passed handle (21), spring (343) drive hook (341) stretched out recess (331) to make its terminal surface and handle (21) one side offset.
  9. 9. The exterior door as claimed in claim 8, wherein, The driving structure (32) comprises a fixed seat (3) which is fixed on the shell (1), a moving groove (31) is formed in one side of the fixed seat (3), a screw rod (322) is connected in a rotating mode in the moving groove (31), a moving block (321) is connected to the screw rod (322) in a threaded mode, and a pull rod (33) is fixed on the moving block (321); A guide hole (324) is formed in the moving block (321), and a guide rod (323) corresponding to the guide hole (324) is arranged in the moving groove (31); wherein the screw (322) is adapted to rotate to drive the moving block (321) to move along the guide bar (323).
  10. 10. The exterior door as claimed in claim 9, wherein, A pressure relief hole (22) is formed in the door body (2) at one side of the handle (21), and a rubber plug (23) is rotatably connected to the inside of the door body; After the hook part (341) passes through the handle (21), one end of the pull rod (33) is suitable for driving the rubber plug (23) to rotate to incline so as to enable the air in the shell (1) to be discharged from the pressure release hole (22).

Description

Combustor and external door cover Technical Field The utility model belongs to the technical field of combustors, and particularly relates to a combustor door cover, in particular to a combustor and an external door cover. Background The burner is operated with the flame and the high temperature components releasing a large amount of heat. The door cover can prevent human bodies from directly contacting the high-temperature parts, so that operators are prevented from being scalded, personal safety of the operators is guaranteed, and when the burner needs to be maintained, overhauled or debugged, the door cover needs to be opened to directly contact parts in the burner. But large-scale combustor door closure is heavier, and the equipment of lifting by crane and manual work cooperation need to be opened, all need to coordinate the equipment of lifting by crane every time open, influence production rhythm, and in addition, the workman need closely cooperate to lift by crane, has the risk of being injured by door closure extrusion or falling object smash. Therefore, how to solve the technical problem that the door cover needs to be manually matched with the lifting device to move the door cover is needed to be solved in the field. It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and therefore the above description is not to be construed as constituting prior art information. Disclosure of utility model The embodiment of the disclosure at least provides a combustor and an external door cover, so as to solve the technical problem that the door cover needs to be manually lifted by matching when the door is opened. According to the first aspect, the embodiment of the disclosure provides a combustor, which comprises a shell, a lifting assembly and a driving structure, wherein a door body is arranged on an opening end of the shell, the lifting assembly is arranged on the shell and is suitable for moving the door body to the position above the opening end, the driving structure is provided with a pull rod, one end of the pull rod is provided with a telescopic hook, the telescopic hook is suitable for hooking a handle on the door body, and the driving structure is suitable for driving the pull rod to move, so that the telescopic hook penetrates through the handle and lifts the door body upwards along with the pull rod. In an alternative embodiment, the pull rod is provided with a groove adapted to accommodate the telescopic hook. In an alternative embodiment, the telescopic hook comprises a hook part, one end of the telescopic hook is arranged in the groove through a spring, and the other end of the telescopic hook extends out of the groove. In an alternative embodiment, the hook is provided with a bevel on the side facing the handle, wherein the pull rod is adapted to drive the hook to move towards the handle so as to press the bevel into the groove, and after the hook passes through the handle, the spring drives the hook to extend out of the groove so that the end face of the hook abuts against one side of the handle. In an alternative embodiment, the driving structure comprises a fixing seat, wherein the fixing seat is fixed on the shell, a moving groove is formed in one side of the fixing seat, a screw rod is rotationally connected to the moving groove, a moving block is connected to the screw rod in a threaded mode, a pull rod is fixed to the moving block, a guide hole is formed in the moving block, a guide rod corresponding to the guide hole is arranged in the moving groove, and the screw rod is adapted to rotate to drive the moving block to move along the guide rod. In an alternative embodiment, a pressure release hole is formed in the door body at one side of the handle, and a rubber plug is rotatably connected to the door body inside the door body, wherein after the hook part passes through the handle, one end of the pull rod is suitable for driving the rubber plug to rotate to incline so as to enable air in the shell to be discharged from the pressure release hole. In a second aspect, the embodiment of the disclosure further provides an external door cover, which comprises a door body, a lifting assembly and a lifting assembly, wherein the surface of the door body is provided with a pair of handles, the lifting assembly is suitable for moving the door body upwards, the lifting assembly comprises a driving structure, a pull rod is arranged on the driving structure, one end of the pull rod is provided with a telescopic hook, the telescopic hook is suitable for hooking the handles on the door body, and the driving structure is suitable for driving the pull rod to move, so that the telescopic hook penetrates through the handles and lifts the door body upwards along with the pull rod. In an alternative embodiment, the pull rod is provided with a groove suitable for accommodating the telescopic hook, the telescopic h