CN219840354U - Aerial work platform for installing suspended ceiling in ultra-high steel structure - Google Patents
Aerial work platform for installing suspended ceiling in ultra-high steel structure Download PDFInfo
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- CN219840354U CN219840354U CN202320562824.2U CN202320562824U CN219840354U CN 219840354 U CN219840354 U CN 219840354U CN 202320562824 U CN202320562824 U CN 202320562824U CN 219840354 U CN219840354 U CN 219840354U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 61
- 239000010959 steel Substances 0.000 title claims abstract description 61
- 238000010276 construction Methods 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 abstract description 11
- 239000002184 metal Substances 0.000 abstract description 9
- 230000007547 defect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model relates to an aerial work platform for installing a suspended ceiling in an ultra-high steel structure, which is structurally characterized in that floor plates are arranged on a main framework, a site for stacking suspended ceiling materials is provided, a railing is arranged on the main framework around the floor plates, safety is guaranteed, lifting lugs are arranged on two sides of the main framework and used for lifting and fixing, the main framework is arranged below a roof suspended ceiling profiled steel plate in parallel, and each lifting lug is connected with a steel structure beam and purlines above the roof suspended ceiling profiled steel plate through steel wires. The utility model has the advantages that: the problem of high-altitude installation of the metal plate suspended ceiling with the steel structure is solved, and the platform not only provides a place for stacking suspended ceiling materials; meanwhile, the efficiency of carrying and installing suspended ceiling materials is greatly improved, the stability of the platform can be ensured only by hanging the platform on a steel structure main beam through a steel wire rope after the platform is lifted to a construction height, the suspended ceiling installing efficiency can be improved, and the metal plate suspended ceiling installing quality is ensured; and need not the cage, remove conveniently, the security when constructor installs the furred ceiling material has been improved greatly.
Description
Technical Field
The utility model relates to an aerial work platform for installing an inner suspended ceiling of an ultrahigh steel structure, in particular to an aerial work platform for installing a metal plate suspended ceiling below a purline of an ultrahigh steel structure roof.
Background
In the prior art, the installation construction of the suspended ceiling in the steel structure is generally to hoist the suspended ceiling by using a metal plate and truss purlines simultaneously, or to carry the suspended ceiling board by using a crank arm vehicle, or to hoist the suspended ceiling board by adopting a lifting hoist to lift the suspended ceiling board in cooperation with a hanging cage for suspended ceiling installation.
The construction mode in the prior art has the following defects:
1) The metal plate and the truss purline are hoisted at the same time, so that the metal plate is distorted;
2) The length of the single steel structure metal plate ceiling board is longer and is limited by the lifting weight and the rotating space of the crank arm vehicle, so that the number of the ceiling boards carried each time is very small, and the overweight condition can occur;
3) The lifting mode of the hoisting hoist has low efficiency, can only lift a single sheet, and cannot improve the installation efficiency; and the hanging cage is hung on the purline when being used for construction, personnel stand in the hanging cage for construction, and when the hanging cage is used for high-altitude construction, the hanging cage is relatively difficult to shift, and potential safety hazards are relatively large.
CN204401998U discloses a steel structure suspended ceiling construction platform, needs to connect the lower chord member of purlin with the welding of platform main part, carries out the welding of fixed montant on lower pull rod and the platform main part again to set up springboard and jib, also have the lower problem of installation effectiveness.
Disclosure of Invention
The utility model provides an aerial work platform for installing an inner suspended ceiling of an ultra-high steel structure, which aims to overcome the defects in the prior art, improve the construction efficiency, save a suspension cage and improve the safety.
The technical solution of the utility model is as follows: a high altitude construction platform for installation of super high steel construction inside furred ceiling, its structure includes main frame, floor board, railing and lug, and the floor board is installed on main frame, provides the place that furred ceiling material was piled up, is equipped with the railing around the floor board on the main frame, guarantees the security, and the lug is established to main frame both sides for hoist and mount are fixed, and main frame parallel arrangement is in roofing furred ceiling profiled steel sheet below, and each lug passes through wire rope with the steel construction roof beam and the purlin of roofing furred ceiling profiled steel sheet top to be connected.
Preferably, in order to form a main body structure of the platform, the main frame comprises a rectangular A main beam, the railing is arranged on the A main beam, a plurality of B main beams which are uniformly arranged at intervals and are mutually parallel to the long sides of the A main beam are welded on the inner side of the A main beam, a plurality of A secondary beams which are uniformly arranged at intervals and are mutually parallel to the short sides of the A main beam are welded on the inner side of the A main beam, the A secondary beams are also welded with the B main beam, and floor plates are covered on the B main beam and the A secondary beams on the inner side of the A main beam; the bottoms of the short sides of the two sides of the main beam A are welded with columns which are perpendicular to the horizontal plane and are uniformly arranged at intervals, and the bottoms of the single-side columns are welded with a beam B; for fixed wire rope, B secondary beam both ends are equipped with hoist and mount lug, are equipped with vice lug on four angles of A girder, hoist and mount lug passes through wire rope fixed connection purlin, and vice lug passes through wire rope fixed connection steel construction roof beam.
Preferably, in order to improve structural stability, the welding point of the B-th beam and the column is welded with an A-th diagonal brace of the welding point of the other end of the B-th beam, the welding point of the A-th beam and the inner side of the adjacent A-th beam and the adjacent B-th beam are connected with a B-th diagonal brace, a C-th diagonal brace is welded between the inner corners of the rectangle enclosed by the column and the B-th beam, and a D-th diagonal brace is welded between the inner corners of the rectangle enclosed by the A-th beam, the B-th beam and the A-th diagonal brace.
The utility model has the advantages that: the problem of high-altitude installation of the metal plate suspended ceiling with the steel structure is solved, and the platform not only provides a place for stacking suspended ceiling materials; meanwhile, the efficiency of carrying and installing suspended ceiling materials is greatly improved, the stability of the platform can be ensured only by hanging the platform on a steel structure main beam through a steel wire rope after the platform is lifted to a construction height, the suspended ceiling installing efficiency can be improved, and the metal plate suspended ceiling installing quality is ensured; and need not the cage, remove conveniently, the security when constructor installs the furred ceiling material has been improved greatly.
Drawings
FIG. 1 is a schematic structural view of an aerial work platform for ceiling installation in an ultra-high steel structure of the present utility model.
Fig. 2 is a schematic view of the structure of fig. 1 with the floor slab removed.
FIG. 3 is a schematic diagram of the working state of the utility model when the working platform is used for lifting the suspended ceiling in the ultra-high steel structure.
In the figure, the main beam 1 is an A main beam, the main beam 2 is a B main beam, the main beam 3 is an A secondary beam, the main beam 4 is a B secondary beam, the main beam 5 is a column, the main beam 6 is an A diagonal brace, the diagonal beam 7 is a B diagonal brace, the diagonal beam 8 is a C diagonal brace, the diagonal beam 9 is a D diagonal brace, the lifting lug 10 is a lifting lug, the auxiliary lifting lug 11 is a floor board, the rail 13 is a rail, the rail 14 is a purlin, the rail 15 is a steel structure beam, the rail 16 is a steel wire rope, and the roof suspended ceiling profiled steel plate 17 is a roof suspended ceiling profiled steel plate.
Detailed Description
The present utility model will be described in further detail with reference to examples and embodiments.
As shown in fig. 1 and 2, an aerial working platform for installing an inner suspended ceiling of an ultra-high steel structure structurally comprises a main frame, floor plates 12, rails 13 and lifting lugs, wherein the floor plates 12 are arranged on the main frame, the rails 13 are arranged on the main frame around the floor plates 12, and the lifting lugs are arranged on two sides of the main frame.
The main frame is including being rectangular A girder 1, railing 13 setting on A girder 1, and A girder 1 inboard welding has a plurality of even intervals to set up and be parallel to each other with A girder 1 long limit B girder 2, and A girder 1 inboard still welds a plurality of even intervals to set up and be parallel to each other with A girder 1 minor face A secondary beam 3, A secondary beam 3 also with B girder 2 welded connection, A girder 1 inboard B girder 2 and A secondary beam 3 are gone up to cover and are had floor board 12. The main structure of the platform is formed.
The bottoms of the short sides of the two sides of the main beam A1 are welded with columns 5 which are perpendicular to the horizontal plane and are uniformly arranged at intervals, and the bottoms of the single-side columns 5 are welded with a secondary beam B4. The structure is used for the integral hoisting stress of the platform.
In order to improve structural stability, the welding point of the B secondary beam 4 and the column 5 is welded with an A diagonal brace 6 of which the other end is welded with the welding point of the adjacent B primary beam 2 and the welding point of the A secondary beam 3, the A secondary beam 3 of which the A diagonal brace 6 is welded with the adjacent A secondary beam 3 and the adjacent B primary beam 2, the B diagonal brace 7 is welded between the adjacent A secondary beam 3 and the adjacent B primary beam 2, the C diagonal brace 8 is welded between the rectangular inner side angles formed by the enclosing of the column 5 and the B secondary beam 4, and the D diagonal brace 9 is welded between the rectangular inner side angles formed by the enclosing of the A secondary beam 3, the B secondary beam 4 and the A diagonal brace 6.
For fixing the steel wire rope, two ends of the secondary beam 4 are provided with lifting lugs 10, and four corners of the primary beam 1 are provided with auxiliary lifting lugs 11.
Examples
The main structure of the platform, namely the overall dimension of the main beam A1 is 16m x 9m, the main beams A1 and B2 are H-shaped steels of 200 x 8 x 12, the secondary beams A3 and B4 adopt square steels of 150 x5, and the diagonal braces A6, B7, C8 and D9 adopt H-shaped steels of 120 x 3. The Q235 steel with moderate mechanical property is used as the material, and the material meets the corresponding regulations of carbon structural steel (GB/T700).
The material of the platform profiled steel sheet, namely the floor plate 12, is the same as that of the roof suspended ceiling profiled steel sheet 17, and a YX51-250-750 profiled steel sheet with the thickness of 1.0mm is adopted; the platform profiled steel sheets are transversely arranged, and the installation direction is consistent with the direction of the roof suspended ceiling profiled steel sheets.
The total of eight lifting lugs of the lifting platform are four lifting lugs 10, namely main lifting lugs, and four auxiliary lifting lugs 11, namely auxiliary lifting lugs. The lifting lug positions are positioned at four corners of the platform.
The height of the safety fence and the railing 13 arranged around the platform is 1100mm.
The construction process includes the following steps:
1) The lifting platform is totally eight lifting lugs, four lifting lugs 10 are positioned at the corner above the platform and are 2 m away from the corner, and two 50T cranes are commanded by a special person to respectively use 4 6 x 19 x 22 steel wire ropes 16 on two sides to slowly lift the platform to the position 4 m away from the roof purline 14.
2) Then the steel wire rope 16 is sleeved and wound on the stress node at the end part of the steel structure beam 15 by lifting the steel structure beam 15 by a crank arm vehicle.
3) One end of a 7.5 ton chain block is hooked on a rope sleeve of a steel wire rope 16 and is connected with a main beam (a steel structure beam 15); the other end hook of the chain block is connected with the auxiliary lifting lug 11 by a steel wire rope 16 with shackle, thus the platform is connected into a whole.
4) After the four hanging points of the main beam and the platform are fixed, a constructor is sent to the platform for construction by a crank arm vehicle, and then the platform is leveled and lifted to a position with a construction height of 1.6 meters away from the roof purline 14 by using a chain block.
5) The purline 14 is stopped when the position is close to the purline 14, and the purline 14 and the main lifting lug (the lifting lug 10) of the platform are connected by the other four steel wire ropes 16 with shackles, so that the chain block is prevented from sliding downwards due to mechanical fatigue, and the double-insurance effect is achieved.
6) Four angle steel are vertically welded above the platform and are welded and fixed with the purlines 14 together, so that the horizontal shaking of the platform is prevented.
7) Platform construction load: the construction live load of the working platform is 2.00 KN/square, the bearing capacity of the working platform is 2.5 tons, and the constant load of the platform is 0.30 KN/square.
8) The steel wire rope 16 and the steel structure beam 15 are protected by using a protective sleeve at the joint of the steel wire rope 16 to prevent cutting.
9) The safety belt is hung at the lower opening of the truss purline during construction, and the double hooks are alternately released during the moving position.
After the construction of the suspended ceiling in one area is completed, the purline 14 and the girder steel wire rope 16 are unhooked in sequence, the crane safely lowers the platform to the ground, and the crane moves to the next place to continue to lift the platform to install the suspended ceiling.
The above components are all of the prior art, and any model and existing design that can achieve their corresponding functions can be used by those skilled in the art.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which falls within the scope of the present utility model.
Claims (3)
1. A high altitude construction platform for installation of super high steel construction inside furred ceiling, a serial communication port, including main frame, floor board (12), railing (13) and lug, floor board (12) are installed on the main frame, are equipped with railing (13) around floor board (12) on the main frame, and the lug is established to main frame both sides, and main frame parallel arrangement is in roofing furred ceiling profiled sheet (17) below, and each lug passes through wire rope (16) with steel construction roof beam (15) and purlin (14) of roofing furred ceiling profiled sheet (17) top to be connected.
2. The aerial work platform for installing the inner suspended ceiling of the ultra-high steel structure according to claim 1, wherein the main frame comprises a rectangular A main beam (1), the railing (13) is arranged on the A main beam (1), a plurality of B main beams (2) which are uniformly arranged at intervals and are parallel to the long sides of the A main beam (1) are welded on the inner side of the A main beam (1), a plurality of A secondary beams (3) which are uniformly arranged at intervals and are parallel to the short sides of the A main beam (1) are welded on the inner side of the A main beam (1), the A secondary beams (3) are also connected with the B main beam (2) in a welded mode, and floor plates (12) are covered on the B main beam (2) and the A secondary beams (3) on the inner side of the A main beam (1); the bottoms of the short sides of the two sides of the main beam A (1) are welded with columns (5) which are perpendicular to the horizontal plane and are uniformly arranged at intervals, and the bottoms of Shan Cezhu (5) are welded with a secondary beam B (4); lifting lugs (10) are arranged at two ends of the secondary beam (4), auxiliary lifting lugs (11) are arranged on four corners of the main beam A (1), the lifting lugs (10) are fixedly connected with purlines (14) through steel wires (16), and the auxiliary lifting lugs (11) are fixedly connected with steel structure beams (15) through the steel wires (16).
3. The aerial work platform for installing the inner suspended ceiling of the ultra-high steel structure according to claim 2, wherein the welding point of the B secondary beam (4) and the column (5) is welded with the A diagonal (6) of the welding point of the adjacent B primary beam (2) and the A secondary beam (3), the B diagonal (7) is welded between the A secondary beam (3) and the inner adjacent A secondary beam (3) and between the adjacent B primary beam (2), the C diagonal (8) is welded between the rectangular inner corners enclosed by the column (5) and the B secondary beam (4), and the D diagonal (9) is welded between the rectangular inner corners enclosed by the A secondary beam (3), the B secondary beam (4) and the A diagonal (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320562824.2U CN219840354U (en) | 2023-03-21 | 2023-03-21 | Aerial work platform for installing suspended ceiling in ultra-high steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320562824.2U CN219840354U (en) | 2023-03-21 | 2023-03-21 | Aerial work platform for installing suspended ceiling in ultra-high steel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219840354U true CN219840354U (en) | 2023-10-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320562824.2U Active CN219840354U (en) | 2023-03-21 | 2023-03-21 | Aerial work platform for installing suspended ceiling in ultra-high steel structure |
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| Country | Link |
|---|---|
| CN (1) | CN219840354U (en) |
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2023
- 2023-03-21 CN CN202320562824.2U patent/CN219840354U/en active Active
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