CN221027525U

CN221027525U - Lifting platform in tower boiler

Info

Publication number: CN221027525U
Application number: CN202323285985.0U
Authority: CN
Inventors: 沈嘉楠; 陈坚; 夏瑞锋; 沈跃华; 张明
Original assignee: Shanghai Power Installation First Engineering Co ltd
Current assignee: Shanghai Power Installation First Engineering Co ltd
Priority date: 2023-12-01
Filing date: 2023-12-01
Publication date: 2024-05-28
Anticipated expiration: 2033-12-01

Abstract

The application relates to the technical field of tower boilers, and particularly discloses an in-furnace lifting platform of a tower boiler, which is arranged on a wall body and a ceiling and comprises a lifting frame and a lifting platform, wherein a winch is arranged on the lifting frame; the lifting platform can be lifted by the winch, so that the requirement that work needs to be performed on different heights of the tower boiler is met, the lifting assembly can lift the lifting platform more stably, and the stability and safety of workers on the lifting platform are improved.

Description

Lifting platform in tower boiler

Technical Field

The application relates to the technical field of tower boilers, in particular to an in-furnace lifting platform of a tower boiler.

Background

The tower boiler is mainly applied to the fields of industrial production and heat supply. In industrial production, tower boilers are commonly used in power plants, chemical plants, textile plants, food processing plants, etc., for producing steam or heating process fluids. In the heating field, tower boilers may be used in central heating systems to provide hot water and steam for large buildings, schools, hospitals, etc.

The main components of the tower boiler comprise a combustion chamber, a flue, a water pipe, a steam chamber, a control system and the like. The combustion chamber is a place where fuel is combusted, and the flue is responsible for leading out flue gas generated by combustion, and meanwhile, the flue gas and water exchange heat in the flue. The water pipe is responsible for delivering water into the flue for heating, and the steam chamber is used for collecting the steam generated. The control system is used for monitoring and adjusting the running state of the boiler and ensuring the safe and stable running of the boiler.

With the related art, the tower boiler has larger volume, and the operation of the tower boiler is inconvenient and unsafe for workers, so the tower boiler is improved.

Disclosure of utility model

In order to facilitate the operation of the tower boiler, the application provides an in-furnace lifting platform of the tower boiler.

The application provides an in-furnace lifting platform of a tower boiler, which adopts the following technical scheme:

The utility model provides a tower boiler's stove interior lift platform installs on wall body and ceiling, including hoist and mount frame and lift platform, be provided with the hoist engine on the hoist and mount frame, lift platform pass through the hoist engine set up in on the hoist and mount frame, the lift platform with be provided with between the hoist and mount frame be convenient for right lift platform goes up and down the lifting unit who goes up and down.

Through adopting above-mentioned technical scheme, the hoist engine can go up and down to lift platform to satisfy the demand that work needs to go on working on tower boiler's different height, and lift subassembly can go on more steady lift to lift platform, improves staff's stability and security on lift platform.

Optionally, the lifting assembly includes furnace roof hanging beam, hanger plate, first movable pulley, second movable pulley and transition arm-tie, furnace roof hanging beam set up in on the hoist and mount frame, the hanger plate set up in on the furnace roof hanging beam, first movable pulley set up in the hanger plate keep away from on the one end of furnace roof hanging beam, the second movable pulley set up in first movable pulley below, and through the wire rope of hoist engine with first movable pulley is connected, transition arm-tie set up in on the lift platform, just transition arm-tie with the second movable pulley is connected.

Through adopting above-mentioned technical scheme, first movable pulley and second movable pulley can reduce wire rope's load that receives, and when the hoist engine starts, carries out the rolling to wire rope to go up and down to lift platform through the transition arm-tie of being connected with the second movable pulley, thereby satisfy staff's demand.

Optionally, a pulley is arranged on the top hanging beam, a steel wire rope of the winch is arranged on the pulley, a unloading piece is arranged at the end part of the steel wire rope of the winch, and the steel wire ropes of the adjacent winches are connected through the unloading piece.

By adopting the technical scheme, the pulley and the unloading device are used for connecting the steel wire ropes of the adjacent windlass, so that a plurality of windlass can work synchronously, and the stability of the lifting platform when the windlass lifts the lifting platform is improved.

Optionally, the hanger plate is last to be provided with first connecting plate, be provided with the second connecting plate on the transition arm-tie, first connecting plate with be provided with the insurance subassembly between the second connecting plate.

Through adopting above-mentioned technical scheme, when wire rope breaks or the hoist engine breaks down, insurance subassembly between first connecting plate and the second connecting plate can avoid or reduce because of lift platform appears dropping and cause staff's injury degree.

Optionally, the safety assembly includes first safety pull rod, second safety pull rod and third safety pull rod, first safety pull rod with rotate between the first connecting plate and be connected, third safety pull rod with rotate between the second connecting plate and be connected, the second safety pull rod set up in first safety pull rod with between the third safety pull rod, just one end of second safety pull rod with first safety pull rod rotates to be connected, the other end of second safety pull rod with third safety pull rod rotates to be connected.

Through adopting above-mentioned technical scheme, when lift platform risees, can take place relative rotation between first insurance pull rod, second insurance pull rod and the third insurance pull rod and form "Z" type, can stretch into vertical state when rotary platform descends first insurance pull rod, second insurance pull rod and third insurance pull rod, so can support lift platform under emergency to avoid or reduce because of lift platform appears dropping and cause staff's injury degree.

Optionally, a first fixed pulley is arranged on the ceiling, and a steel wire rope of the winch is arranged on the first fixed pulley.

Through adopting above-mentioned technical scheme, the load that wire rope received can be transmitted to the ceiling to utilize the dead weight of ceiling to exert ascending pulling force to lift platform, with the load that reduces the hoist engine and bear, and improve lift platform's stability.

Optionally, a guardrail is arranged on the lifting platform.

Through adopting above-mentioned technical scheme, the staff during operation on lift platform, the guardrail can play the effect of protection to the staff.

Optionally, a diagonal bracing is arranged on the hoisting frame.

By adopting the technical scheme, the inclined strut can improve the stability of the hoisting frame.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The lifting platform can be lifted by the winch, so that the requirement that work needs to be performed on different heights of the tower boiler is met, the lifting assembly can lift the lifting platform more stably, and the stability and safety of workers on the lifting platform are improved;

2. When the steel wire rope is broken or the winch breaks down, the safety component between the first connecting plate and the second connecting plate can avoid or reduce the injury degree of staff caused by falling of the lifting platform;

3. The first fixed pulley can transfer the load born by the steel wire rope to the ceiling, so that the lifting platform is applied with upward tension by utilizing the dead weight of the ceiling, the load born by the winch is reduced, and the stability of the lifting platform is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 1;

Reference numerals: 1. a wall body; 2. a ceiling; 3. hoisting the frame; 31. a hoist; 32. diagonal bracing; 4. a lifting platform; 41. guard bars; 5. a lifting assembly; 51. a roof rail; 52. a hanger plate; 53. a first movable pulley; 54. a second movable pulley; 55. a transition pulling plate; 56. a pulley; 57. unloading the gram; 6. a first connection plate; 7. a second connecting plate; 8. a safety component; 81. a first safety pull rod; 82. a second safety pull rod; 83. a third safety pull rod; 9. a first fixed pulley.

Detailed Description

The application is described in further detail below with reference to fig. 1-3.

The embodiment of the application discloses an in-furnace lifting platform of a tower boiler, which is installed on a wall body 1 and a ceiling 2 with reference to fig. 1, 2 and 3 and comprises a lifting frame 3 and a lifting platform 4, wherein a guardrail 41 is fixedly arranged on the lifting platform 4 through bolts, a diagonal bracing 32 is welded on the lifting frame 3, a winch 31 is fixedly arranged on the lifting frame 3, the lifting platform 4 is installed on the lifting frame 3 through the winch 31, and a lifting assembly 5 is arranged between the lifting platform 4 and the lifting frame 3. Hoist engine 31 can go up and down to lift platform 4 to satisfy the demand that the work needs to go on working on tower boiler's different height, and lift assembly 5 can go on more steady lift to lift platform 4, improves staff's stability and security on lift platform 4, and during the staff work on lift platform 4, guardrail 41 can play the effect of protection to the staff, and bracing 32 can improve the stability of hoist and mount frame 3.

In order to achieve lifting of the lifting platform 4, thereby facilitating the operation of the tower boiler by a worker, referring to fig. 2 and 3, the lifting assembly 5 in this embodiment includes a furnace top hanging beam 51, a hanging plate 52, a first movable pulley 53, a second movable pulley 54 and a transition pulling plate 55, the furnace top hanging beam 51 is welded to the lifting frame 3, the hanging plate 52 is mounted to the furnace top hanging beam 51, the first movable pulley 53 is mounted to an end of the hanging plate 52 away from the furnace top hanging beam 51, the second movable pulley 54 is mounted below the first movable pulley 53 and connected to the first movable pulley 53 through a wire rope of the hoist 31, the transition pulling plate 55 is welded to the lifting platform 4, and the transition pulling plate 55 is connected to the second movable pulley 54. The first movable pulley 53 and the second movable pulley 54 can reduce the load applied to the steel wire rope, and when the winch 31 is started, the steel wire rope is wound, so that the lifting platform 4 is lifted through the transition pulling plate 55 connected with the second movable pulley 54, and the requirement of staff is met.

When a plurality of windlass 31 are operated, the asynchronism of the windlass 31 can cause the lifting platform 4 to incline, referring to fig. 2 and 3, therefore, in the embodiment, a pulley 56 is arranged on a furnace top hanging beam 51, the windlass 31 is arranged on the pulley 56, a dumping 57 is arranged at the end part of a steel wire rope of the windlass 31, and the steel wire ropes of the adjacent windlass 31 are connected through the dumping 57; the pulley 56 and the dumping 57 connect the wire ropes of the adjacent windlass 31, so that the windlass 31 can work synchronously, and the stability of the lifting platform 4 when the lifting platform 4 is lifted by the windlass 31 is improved.

When the wire rope breaks or the hoist 31 fails, the lifting platform 4 may fall, thereby reducing the safety of workers, and referring to fig. 2, the hanger plate 52 in this embodiment is provided with the first connecting plate 6, the transition pull plate 55 is provided with the second connecting plate 7, and the safety component 8 is installed between the first connecting plate 6 and the second connecting plate 7; the safety assembly 8 in this embodiment includes a first safety pull rod 81, a second safety pull rod 82 and a third safety pull rod 83, the first safety pull rod 81 is rotationally connected with the first connecting plate 6, the third safety pull rod 83 is rotationally connected with the second connecting plate 7, the second safety pull rod 82 is disposed between the first safety pull rod 81 and the third safety pull rod 83, one end of the second safety pull rod 82 is rotationally connected with the first safety pull rod 81, and the other end of the second safety pull rod 82 is rotationally connected with the third safety pull rod 83; when the lifting platform 4 ascends, the first safety pull rod 81, the second safety pull rod 82 and the third safety pull rod 83 can relatively rotate to form a Z shape, and when the rotating platform descends, the first safety pull rod 81, the second safety pull rod 82 and the third safety pull rod 83 can stretch to be in a vertical state, so that the lifting platform 4 can be supported in an emergency state, and the injury degree of workers caused by falling of the lifting platform 4 is avoided or reduced.

Referring to fig. 1 and 3, a first fixed pulley 9 is fixedly installed on the ceiling 2, and a wire rope of a hoist 31 is installed on the first fixed pulley 9; the first fixed pulley 9 can transfer the load received by the wire rope to the ceiling 2, thereby applying an upward tension to the lifting platform 4 by using the self weight of the ceiling 2 to reduce the load received by the hoist 31 and improve the stability of the lifting platform 4.

The implementation principle of the lifting platform in the tower type boiler provided by the embodiment of the application is as follows:

When lifting platform 4 is required to be lifted, hoist 31 is started, hoist 31 winds up the wire rope, so that the wire rope is driven to move on first movable pulley 53 and second movable pulley 54, load of hoist 31 is reduced, lifting platform 4 is finally lifted through the filtering pull plate, when lifting platform 4 is lifted, relative rotation can occur among first safety pull rod 81, second safety pull rod 82 and third safety pull rod 83 to form a Z shape, when the rotating platform descends first safety pull rod 81, second safety pull rod 82 and third safety pull rod 83 to stretch into a vertical state, lifting platform 4 can be supported in an emergency state, and accordingly injury degree of workers caused by falling of lifting platform 4 is avoided or reduced.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The terms "first," "second," "third," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. The terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, is intended to mean that elements or items that are present in front of "comprising" or "comprising" are included in the word "comprising" or "comprising", and equivalents thereof, without excluding other elements or items. "upper", "lower", "left", "right", etc. are used merely to denote relative positional relationships, which may also change accordingly when the absolute position of the object to be described changes.

The foregoing are all optional embodiments of the present application, and are not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. An in-furnace lifting platform of a tower boiler is characterized in that: install on wall body (1) and ceiling (2), including hoist and mount frame (3) and lift platform (4), be provided with hoist engine (31) on hoist and mount frame (3), lift platform (4) pass through hoist engine (31) set up in on hoist and mount frame (3), lift platform (4) with be provided with between hoist and mount frame (3) be used for right lift assembly (5) that lift platform (4) go on going up and down.

2. An in-furnace lifting platform for a tower boiler according to claim 1, wherein: lifting assembly (5) include furnace roof hoist beam (51), hanger plate (52), first movable pulley (53), second movable pulley (54) and transition arm-tie (55), furnace roof hoist beam (51) set up in on hoist and mount frame (3), hanger plate (52) set up in on furnace roof hoist beam (51), first movable pulley (53) set up in hanger plate (52) are kept away from on the one end of furnace roof hoist beam (51), second movable pulley (54) set up in first movable pulley (53) below, and through wire rope of hoist engine (31) with first movable pulley (53) are connected, transition arm-tie (55) set up in on lift platform (4), just transition arm-tie (55) with second movable pulley (54) are connected.

3. An in-furnace lifting platform for a tower boiler according to claim 2, wherein: the furnace top hanging beam (51) is provided with a pulley (56), a steel wire rope of the winch (31) is arranged on the pulley (56), a discharging gram (57) is arranged at the end part of the steel wire rope of the winch (31), and the steel wire ropes of the adjacent winches (31) are connected through the discharging gram (57).

4. An in-furnace lifting platform for a tower boiler according to claim 2, wherein: be provided with first connecting plate (6) on hanger plate (52), be provided with second connecting plate (7) on transition arm-tie (55), first connecting plate (6) with be provided with between second connecting plate (7) insurance subassembly (8).

5. An in-furnace lifting platform for a tower boiler as claimed in claim 4, wherein: the safety assembly (8) comprises a first safety pull rod (81), a second safety pull rod (82) and a third safety pull rod (83), wherein the first safety pull rod (81) is connected with the first connecting plate (6) in a rotating mode, the third safety pull rod (83) is connected with the second connecting plate (7) in a rotating mode, the second safety pull rod (82) is arranged between the first safety pull rod (81) and the third safety pull rod (83), one end of the second safety pull rod (82) is connected with the first safety pull rod (81) in a rotating mode, and the other end of the second safety pull rod (82) is connected with the third safety pull rod (83) in a rotating mode.

6. An in-furnace lifting platform for a tower boiler according to claim 1, wherein: the ceiling (2) is provided with a first fixed pulley (9), and a steel wire rope of the winch (31) is arranged on the first fixed pulley (9).

7. An in-furnace lifting platform for a tower boiler according to claim 1, wherein: the lifting platform (4) is provided with a guardrail (41).

8. An in-furnace lifting platform for a tower boiler according to claim 1, wherein: and inclined struts (32) are arranged on the hoisting frame (3).