CN220645136U - Lifting platform special for chimney steel beam construction - Google Patents
Lifting platform special for chimney steel beam construction Download PDFInfo
- Publication number
- CN220645136U CN220645136U CN202322267967.3U CN202322267967U CN220645136U CN 220645136 U CN220645136 U CN 220645136U CN 202322267967 U CN202322267967 U CN 202322267967U CN 220645136 U CN220645136 U CN 220645136U
- Authority
- CN
- China
- Prior art keywords
- lifting
- auxiliary
- chimney
- construction
- pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000010276 construction Methods 0.000 title claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 42
- 239000010959 steel Substances 0.000 title claims abstract description 42
- 238000009434 installation Methods 0.000 claims abstract description 15
- 230000005855 radiation Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Abstract
The utility model belongs to chimney construction equipment, in particular to a special lifting platform for chimney steel beam construction, which comprises a roof beam, a construction platform, two groups of lifting systems and an auxiliary installation system, wherein the roof beam is fixedly arranged at the top opening of a chimney; the lifting system comprises a lifting winch, a guide fixed pulley II, a plurality of lifting fixed pulleys arranged on the roof beam and a lifting movable pulley connected to the construction platform. The auxiliary installation system comprises an auxiliary winch, a guide fixed pulley I, a plurality of auxiliary fixed pulleys and an auxiliary lifting hook pulley, wherein the auxiliary lifting hook pulley is positioned in the chimney and used for hoisting steel beam workpieces. The lifting platform has the advantages of being stable in operation, simple and convenient to operate, efficient in construction, low in manufacturing cost and the like.
Description
Technical Field
The utility model relates to the technical field of chimney construction, in particular to a lifting platform special for chimney steel beam construction.
Background
The construction platform design structure adopted in the prior art needs to comprehensively consider the operation of a construction elevator and the vertical transportation of a steel beam, has a plurality of reserved holes, needs to pay close attention to the collision problem between the operation of the elevator and the lifting process of the steel beam and the construction platform, and has the advantages of simple structure and imperfect safety facilities of the construction platform, thus burying potential safety hazards for the high-altitude operation of constructors. The construction platform is lifted by manually operating the lever block by constructors, and a plurality of constructors are required to operate simultaneously to meet the problem of platform stability, so that the construction platform runs up and down slowly.
Disclosure of Invention
In order to solve the problems, the utility model provides the special lifting platform for the chimney steel beam construction, and simultaneously has the triple properties of vertical transportation of the steel beam, the construction platform, the up and down of operators and the like, so that an integral solution can be provided for the steel beam installation engineering, and the lifting construction platform has the characteristics of stable operation, simple and direct control, high construction efficiency, low manufacturing cost and the like. The technical scheme adopted by the utility model is as follows:
the lifting platform special for the construction of the chimney steel beam comprises a roof beam, a construction platform, two groups of lifting systems and an auxiliary installation system, wherein the roof beam is fixedly arranged at the top opening of a chimney;
the lifting system comprises a lifting winch, a guide fixed pulley II, a plurality of lifting fixed pulleys arranged on the roof beam and a lifting movable pulley connected to the construction platform, wherein the lifting winch and the guide fixed pulley II are arranged on the ground outside a chimney, and the lifting winch, the guide fixed pulley II and the lifting movable pulley are in traction transmission through a steel wire rope II;
the auxiliary installation system comprises an auxiliary winch, a guide fixed pulley I, a plurality of auxiliary fixed pulleys and an auxiliary lifting hook pulley, wherein the auxiliary winch and the guide fixed pulley I are installed on the ground outside the chimney, and the auxiliary lifting hook pulley is located in the chimney and used for hoisting steel beam workpieces. The auxiliary fixed pulleys are arranged on the roof beam, and the auxiliary winch, the guide fixed pulleys I, the auxiliary fixed pulleys and the auxiliary lifting hook pulleys are in traction transmission through a steel wire rope I.
Above-mentioned special lift platform of chimney girder steel construction, construction platform is truss radiation beam structure, including a central section of thick bamboo and a plurality of radiation beam, the radiation beam is the circular radiation welding at central section of thick bamboo circumference.
The beneficial effects of the utility model are as follows: the lifting platform is provided with the lifting and auxiliary installing system, so that the problem of vertical transportation of the chimney steel beam workpiece is solved, and the steel beam construction efficiency is greatly improved. Meanwhile, the lifting platform provides a safe and reliable operation environment for constructors, and the construction platform meets the installation requirements of steel beams at different diameters of the chimney through a variable diameter structure, so that the high-altitude installation operation efficiency is greatly improved, and the construction period of the steel beams of the chimney is shortened.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
fig. 2 is a view in the direction a in fig. 1.
In the figure: the auxiliary fixed pulley is 1, the guide rope is 2, the chimney cylinder wall is 3, the steel wire rope is 4, the auxiliary lifting hook pulley is 5, the guide fixed pulley is 6, the auxiliary winch is 7, the lifting fixed pulley is 8, the steel wire rope is 9, the lifting movable pulley is 10, the construction platform is 11, the guide fixed pulley is 12, the lifting winch is 13, the roof beam is 14, the central cylinder is 15, and the radiation beam is 16.
Detailed Description
The technical contents of the present utility model will be described in detail with reference to the accompanying drawings.
The embodiment is a special lifting platform for chimney steel beam construction, which comprises a roof beam 14, a construction platform 11, a lifting system and an auxiliary installation system, wherein the roof beam 14 is fixedly arranged at the top opening of a chimney.
The construction platform 11 is a truss radiation beam structure, as shown in fig. 2, the radiation beams 16 are welded on the circumference of the central cylinder 15 to form a platform, so that the strength and the overall stability of the construction platform are greatly improved. Meanwhile, the truss type radiation structure has an extension scope, so that the operation range of the construction platform 11 is conveniently expanded, the diameter of a chimney is gradually increased along with downward construction, the original reserved radiation beam 16 can be lengthened, the edge safety facility of the construction platform 11 is perfected, and the construction personnel can conveniently install all layers of steel beams of the chimney. According to the design load of the construction platform 11, the dynamic load and static load test work is completed, and all safety technical indexes meet the design requirements and then can be put into use. It should be noted that the chimney steel beam is placed on the construction platform 11 during construction, so that unbalanced load and overload are prevented, and reliable fixing is performed.
The lifting system comprises a lifting winch 13, a guide fixed pulley II 12, a plurality of lifting fixed pulleys 8 arranged on a roof beam 14 and a lifting movable pulley 10 connected to a construction platform 11, wherein the lifting winch 13 and the guide fixed pulley II 12 are arranged on the ground outside a chimney, and the lifting winch 13, the guide fixed pulley II 12, the lifting fixed pulleys 8 and the lifting movable pulley 10 are in traction transmission through a steel wire rope II 9. The guide fixed pulley II 12 is used for directly hoisting the construction platform 11. The lifting system can be provided with a plurality of groups, so that the construction platform 11 is synchronously and symmetrically lifted, and the lifting efficiency is improved.
The auxiliary installation system is used for hoisting and moving workpieces and the like during the construction of the chimney steel beam, and the auxiliary installation system is matched with workers to complete the steel beam construction safely, conveniently and efficiently on the construction platform 11. The auxiliary installation system comprises an auxiliary winch 7, a guide fixed pulley I6, a plurality of auxiliary fixed pulleys 1 and an auxiliary lifting hook pulley 5, wherein the auxiliary winch 7 and the guide fixed pulley I6 are all installed on the ground outside a chimney, and the auxiliary lifting hook pulley 5 is positioned in the chimney and used for hoisting steel beam workpieces. The auxiliary fixed pulleys 1 are arranged on the roof beam 14, and the auxiliary hoist 7, the guide fixed pulleys I6, the auxiliary fixed pulleys 1 and the auxiliary lifting hook pulleys 5 are in traction transmission through the steel wire rope I4.
The pulleys and the windlass at each point are comprehensively maintained, and the good performance of the pulleys and the windlass is ensured. The whole lifting platform is comprehensively and carefully inspected, and the important conditions include platform welding, an electrical system, safety facilities, ground anchor fixation and the like. The selected steel is verified by accounting by using the principle of material mechanics, the supervision and inspection of the welding process are strict, and the used steel wire ropes all need to meet the safety factor of 8 times, so that the whole system is ensured to run more safely and reliably. This lift construction platform compromise simultaneously construction, girder steel vertical transportation and constructor threes attribute such as about, can reuse in the chimney girder steel engineering of same type, promotes chimney girder steel installation efficiency of construction greatly, can once only with many girder steel handling to appointed working face, reduces girder steel vertical transportation round trip time, promotes girder steel installation efficiency of construction.
Claims (2)
1. The utility model provides a special lift platform of chimney girder steel construction which characterized in that: the construction method comprises a roof beam (14), a construction platform (11), two groups of lifting systems and an auxiliary installation system, wherein the roof beam (14) is fixedly arranged at the top opening of a chimney;
the lifting system comprises a lifting winch (13), a guide fixed pulley II (12), a plurality of lifting fixed pulleys (8) arranged on a roof beam (14) and a lifting movable pulley (10) connected to a construction platform (11), wherein the lifting winch (13) and the guide fixed pulley II (12) are arranged on the ground outside a chimney, and the lifting winch (13), the guide fixed pulley II (12) and the lifting fixed pulleys (8) are in traction transmission through a steel wire rope II (9);
the auxiliary installation system comprises an auxiliary winch (7), a guide fixed pulley I (6), a plurality of auxiliary fixed pulleys (1) and an auxiliary lifting hook pulley (5), wherein the auxiliary winch (7) and the guide fixed pulley I (6) are all installed on the ground outside a chimney, the auxiliary lifting hook pulley (5) is located in the chimney and used for hoisting a steel beam workpiece, the auxiliary fixed pulley (1) is installed on a roof beam (14), and the auxiliary winch (7), the guide fixed pulley I (6), the plurality of auxiliary fixed pulleys (1) and the auxiliary lifting hook pulley (5) are in traction transmission through a steel wire rope I (4).
2. The lifting platform special for chimney steel beam construction according to claim 1, wherein: the construction platform (11) is of a truss radiation beam structure and comprises a central cylinder (15) and a plurality of radiation beams (16), wherein the radiation beams (16) are welded on the circumference of the central cylinder (15) in a circular radiation manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322267967.3U CN220645136U (en) | 2023-08-23 | 2023-08-23 | Lifting platform special for chimney steel beam construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322267967.3U CN220645136U (en) | 2023-08-23 | 2023-08-23 | Lifting platform special for chimney steel beam construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220645136U true CN220645136U (en) | 2024-03-22 |
Family
ID=90286286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322267967.3U Active CN220645136U (en) | 2023-08-23 | 2023-08-23 | Lifting platform special for chimney steel beam construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220645136U (en) |
-
2023
- 2023-08-23 CN CN202322267967.3U patent/CN220645136U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201228206Y (en) | Self-made small-sized hoisting machine | |
| CN203373014U (en) | Static load loading apparatus of overhead and gantry crane | |
| CN101858163B (en) | Method for installing flare tower frame in bulk | |
| CN203654702U (en) | Operating platform for construction of reinforced concrete chimney | |
| CN101618835B (en) | Hoisting platform capable of being lifted and disassembled and application method thereof | |
| CN202274981U (en) | Static force loading device of high-power blade test bench | |
| CN220645136U (en) | Lifting platform special for chimney steel beam construction | |
| CN213015280U (en) | Movable material loading platform | |
| CN110747307A (en) | Large steam drum hoisting method in converter energy-saving and environment-friendly reconstruction | |
| CN112758803B (en) | Method for hanging prefabricated box girder and changing hooks in air | |
| CN111071925B (en) | Hoisting sheave platform for installing derrick crane and crane installation method | |
| CN108545629A (en) | Utilize the construction method of tower crane lifting girder truss | |
| CN210505201U (en) | Equipment for hoisting reinforcing steel bars in batches | |
| CN211169496U (en) | Take quick hoist device of PC wallboard of counter weight | |
| CN114822890A (en) | Nuclear power station equipment gate installation method | |
| CN211472175U (en) | Aerial working platform device suitable for steel bridge construction | |
| CN112499482A (en) | Intelligent monitoring high-precision positioning steam drum hoisting device and hoisting method applied by same | |
| CN111042538A (en) | Hoisting and mounting method of buckling restrained brace | |
| CN201980890U (en) | Herringbone hoisting mast for hoisting under special situation of high altitude | |
| CN216235766U (en) | High-rise building steel vestibule hoisting device | |
| CN214653128U (en) | Intelligent monitoring high-precision positioning steam drum hoisting device | |
| CN215854693U (en) | Platform rail mounted hoist device | |
| CN111377371B (en) | System and method for mounting travelling beam by means of factory building column in closed factory building | |
| CN105712213B (en) | AP1000 nuclear power superposed type dome lifting and fixing construction methods | |
| CN109457613B (en) | Bridge maintenance truss vehicle installation construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |