CN112780060B - Duplex building operation platform and building method - Google Patents
Duplex building operation platform and building method Download PDFInfo
- Publication number
- CN112780060B CN112780060B CN202110116926.7A CN202110116926A CN112780060B CN 112780060 B CN112780060 B CN 112780060B CN 202110116926 A CN202110116926 A CN 202110116926A CN 112780060 B CN112780060 B CN 112780060B
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- Prior art keywords
- hollow square
- platform
- steel pipe
- hanging
- square steel
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 49
- 239000010959 steel Substances 0.000 claims abstract description 49
- 229910001335 Galvanized steel Inorganic materials 0.000 claims abstract description 41
- 239000008397 galvanized steel Substances 0.000 claims abstract description 41
- 238000010276 construction Methods 0.000 claims abstract description 10
- 239000011120 plywood Substances 0.000 claims abstract description 8
- 150000001875 compounds Chemical class 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000032827 Ring chromosome 9 syndrome Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/04—Means for fastening, supporting, or bracing scaffolds on or against building constructions
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G2003/286—Mobile scaffolds; Scaffolds with mobile platforms mobile vertically
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
本发明涉及建筑领域，具体是一种复式楼操作平台及搭建的方法，该复式楼操作平台，包括间隔安装于混凝土结构梁上的挂台板、搭接于挂台板上的中空方钢管、平行固定于中空方钢管内的第一镀锌钢管、平行固定于第一镀锌钢管顶部的多组第二镀锌钢管及安装于第二镀锌钢管顶部的胶合板；所述挂台板由固定板及纵向间隔设置于固定板上的多组挂台组成，所述固定板通过膨胀螺丝固定于混凝土结构梁上，本发明通过在复式层搭建操作平台后，不仅可以有效的规避高空作业的安全隐患，防止人或物品坠落，又可以复式上下层同时进行施工加快施工进度，适宜进一步推广应用。
The present invention relates to the field of construction, and specifically to a duplex building operating platform and a method for building the same. The duplex building operating platform comprises a hanging platform installed at intervals on a concrete structural beam, a hollow square steel pipe overlapped on the hanging platform, a first galvanized steel pipe fixed in parallel in the hollow square steel pipe, a plurality of second galvanized steel pipes fixed in parallel on the top of the first galvanized steel pipe, and a plywood installed on the top of the second galvanized steel pipe; the hanging platform consists of a fixed plate and a plurality of hanging platforms longitudinally spaced on the fixed plate, and the fixed plate is fixed on the concrete structural beam by expansion screws. After the operating platform is built on the duplex layer, the present invention can not only effectively avoid the safety hazards of high-altitude operations and prevent people or objects from falling, but also can simultaneously carry out construction on the upper and lower layers of the duplex to speed up the construction progress, and is suitable for further promotion and application.
Description
Technical Field
The invention relates to the field of buildings, in particular to a compound building operation platform and a building method.
Background
In the modern building industry, high-rise buildings are more and more popular among industry owners, the compound building is favored by industry owners, indoor full-hall scaffolds are required to be erected for construction in the decoration construction stage process of the compound upper layer, the compound upper layer and the compound lower layer are required to be dismantled when being constructed, the compound upper layer and the compound lower layer cannot be constructed simultaneously, the construction period is delayed, and meanwhile, potential safety hazards exist to a certain extent in high-altitude operation.
Disclosure of Invention
In order to solve the problems, the invention provides a compound building operation platform and a construction method thereof.
The invention is realized by the following technical scheme:
A duplex building operation platform comprises a hanging plate arranged on a concrete structure beam at intervals, a hollow square steel pipe lapped on the hanging plate, a first galvanized steel pipe parallelly fixed in the hollow square steel pipe, a plurality of groups of second galvanized steel pipes parallelly fixed on the top of the first galvanized steel pipe and a plywood arranged on the top of the second galvanized steel pipe;
the hanging table plate consists of a fixed plate and a plurality of groups of hanging tables longitudinally arranged on the fixed plate at intervals, the fixed plate is fixed on the concrete structure beam through expansion screws, and the hanging tables are fixed on the fixed plate;
the hanging table is an inverted right triangle, the hollow square steel pipe is abutted to the top of the hanging table through a telescopic hasp, the telescopic hasp comprises an abutting lug, a bolt, a limiting ring and a spring, the abutting lug is slidably and telescopically installed in a cavity of the hollow square steel pipe, each group of abutting lugs are respectively corresponding to the hanging table in position and are abutted to the hanging table, the spring is fixed between the inward side wall of the abutting lug and the inner cavity side wall of the hollow square steel pipe, the bolt is in threaded connection with the hollow square steel pipe, an opening for avoiding a hollow bolt is formed in the side wall of the abutting lug, the tail end of the bolt penetrates through the opening in the abutting lug, and the limiting ring is fixedly connected with the tail end of the bolt.
Further, the abutting protruding blocks are obliquely arranged towards the outer side wall, and the inclination of the abutting protruding blocks is the same as that of the inclined edge of the hanging table.
Further, the angle between the inclined edge of the hanging table and the horizontal plane is 60-70 degrees.
Further, the second galvanized steel pipe is perpendicular to the first galvanized steel pipe.
Further, the side wall of the hollow square steel pipe is propped against the concrete structure beam through the telescopic adjusting piece and the limiting piece, the limiting piece is connected to the tail end of the telescopic adjusting piece and propped against the concrete structure beam, and the limiting piece is a universal roller or a ball assembly.
Furthermore, the telescopic adjusting piece is an adjusting bolt, the adjusting bolt is connected to the hollow square steel tube in a threaded mode, and the tail end of the adjusting bolt is connected with a limiting piece.
Further, the ball subassembly includes fixed block and the ball of locating in the fixed block of fixed connection in adjusting bolt terminal, the ball vertically sets up two sets of, ball and concrete structure roof beam looks butt.
The invention further provides a method for constructing the compound building operation platform, which comprises the following steps:
Drawing a horizontal line on the concrete structure beam;
The bottom edge of the hanging table plate is vertically arranged on the concrete structural beam through an expansion screw by pasting a drawing horizontal line;
welding the first galvanized steel pipe in the hollow square steel pipe at intervals in parallel, and welding the second galvanized steel pipe at intervals at the top of the first galvanized steel pipe in the direction perpendicular to the first galvanized steel pipe;
lifting the hollow square steel pipe to a required height, and enabling the abutting convex blocks to abut against the top of the hanging table;
Placing a plywood on the top of the second galvanized steel pipe;
When the platform is required to be lifted, the hollow square steel pipe is lifted upwards through the lifting device, the abutting lug and the inclined wall of the hanging table are abutted to retract and compress the spring in the lifting process, when the lower end of the abutting lug passes through the hanging table, the elastic force of the spring is released to drive the abutting lug to pop up and reset, the hollow square steel pipe is put down after the platform is adjusted to the required height, the bottom of the abutting lug is abutted to the nearest group of hanging tables, and the height lifting of the platform is realized;
When the height of the platform needs to be reduced, the lifting device is propped against the bottom of the hollow square steel pipe, then the bolt is rotated to enable the propping lug to be received in the cavity of the hollow square steel pipe, then the platform is lowered through the lifting device, after the platform is lowered to the required height, the bolt is rotated reversely to enable the propping lug to pop up under the action of spring force, and the popped propping lug is propped against the hanging table to reduce the height of the platform.
The beneficial effects of the invention are as follows:
According to the invention, after the operation platform is built on the compound layer, the potential safety hazard of high-altitude operation can be effectively avoided, people or articles can be prevented from falling, and the construction progress can be quickened by simultaneously constructing the upper layer and the lower layer of the compound layer, so that the invention is suitable for further popularization and application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of a multiple floor operating platform;
FIG. 2 is an enlarged view of the a-site of the multiple floor operating platform;
FIG. 3 is a top view of the multiple floor operating platform;
FIG. 4 is a top view of the multiple floor operating platform (without the glue board);
Fig. 5 is a schematic view of a ball assembly.
The reference designations in the drawings are as follows:
The concrete structure beam-1, the plywood-2, the first galvanized steel pipe-3, the second galvanized steel pipe-4, the hollow square steel pipe-5, the hanging table plate-6, the abutting convex block-7, the bolt-8, the limiting ring-9, the spring-10, the adjusting bolt-11, the fixing block-12, the ball-13, the fixing plate-601 and the hanging table-602.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In the description of the present invention, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 4, a complex floor operation platform comprises a hanging platen 6 installed on a concrete structure beam 1 at intervals, a hollow square steel pipe 5 overlapped on the hanging platen 6, a first galvanized steel pipe 3 parallelly fixed in the hollow square steel pipe 5, a plurality of groups of second galvanized steel pipes 4 parallelly fixed on the top of the first galvanized steel pipe 3, wherein the second galvanized steel pipes 4 are perpendicular to the first galvanized steel pipes 3, and a plywood 2 installed on the top of the second galvanized steel pipes 4, wherein the plywood 2 is formed by splicing a plurality of blocks;
the hanging plate 6 consists of a fixed plate 601 and a plurality of groups of hanging tables 602 longitudinally arranged on the fixed plate 601 at intervals, the fixed plate 601 is fixed on the concrete structure beam 1 through expansion screws, wherein the expansion screws are arranged on two sides of the hanging tables 602, and the hanging tables 602 are welded and fixed on the fixed plate 601;
The hanging table 602 is an inverted right triangle, the hollow square steel tube 5 is abutted to the top of the hanging table 602 through a telescopic hasp, the telescopic hasp comprises an abutting lug 7, a bolt 8, a limiting ring 9 and a spring 10, the abutting lug 7 is slidably and telescopically installed in a cavity of the hollow square steel tube 5, each group of abutting lugs 7 respectively correspond to the hanging table 602 in position and are abutted to the hanging table 602, the spring 10 is fixed between the inward side wall of the abutting lug 7 and the inner cavity side wall of the hollow square steel tube 5, two ends of the spring 10 are respectively fixed on the inner cavity side wall of the hollow square steel tube 5 and the inward side wall of the abutting lug 7 and are used for pushing the abutting lug 7 out of the hollow square steel tube 5, the bolt 8 is in threaded connection with the hollow square steel tube 5, an opening for avoiding the hollow bolt 8 is formed in the side wall of the abutting lug 7, the end of the bolt 8 passes through the opening in the abutting lug 7, and the limiting ring 9 is fixedly connected with the end of the bolt 8 and is used for preventing the abutting lug 7 from falling out of the whole hollow square steel tube 5.
Further, the abutment bump 7 is inclined toward the outer side wall, and the inclination of the abutment bump is the same as that of the inclined edge of the hanging table 602, and when the platform is lifted, the inclined edge of the hanging table 602 can be abutted against the abutment bump 7. When the angle of the inclined edge of the hanging table 602 is too small, the pushing force of the platform lifting pushing and abutting lug 7 pushing towards the hollow square steel pipe 5 is smaller, and the lifting resistance of the platform is larger, but when the inclined edge of the hanging table 602 is too large, the lifting of the platform is facilitated, but the hanging table 602 is not shallow, the abutting lug 7 is not facilitated to abut on the hanging table 602, and therefore the angle of the inclined edge of the hanging table 602 and the horizontal plane is preferably 60-70 degrees.
As a further improvement, balls are uniformly arranged on the inclined surface of the abutting convex block 7, so that the inclined surface of the hanging table 602 and the inclined surface of the abutting convex block 7 can slide relatively. Referring to fig. 5, the side wall of the hollow square steel pipe 5 is abutted against the concrete structure beam 1 through a telescopic adjusting piece and a limiting piece, wherein the telescopic adjusting piece can be a telescopic rod, a bolt and other parts with adjustable length, in the embodiment, the adjusting bolt 11 is in threaded connection with the hollow square steel pipe 5, the limiting piece is connected to the tail end of the telescopic adjusting piece and abutted against the concrete structure beam 1, the limiting piece is a universal roller or a ball assembly, in the embodiment, the ball assembly comprises a fixed block 12 fixedly connected to the tail end of the adjusting bolt 11 and balls 13 arranged in the fixed block 12, the balls 13 are longitudinally arranged in two groups, the distance between the two groups of balls 13 is 5-8cm, the balls 13 are abutted against the concrete structure beam 1, and after the platform is fixed, the adjusting bolt 11 can be rotated to enable the ball assembly and the concrete structure beam 1 to further prevent the platform from shaking in the use process. In addition, the ball assembly and the concrete structure beam 1 can prevent the platform from tilting to a certain extent in the lifting process of the platform.
The embodiment also provides a method for constructing the complex building operation platform, which comprises the following steps:
the horizontal line is drawn on the concrete structural beam 1, and the horizontal line can be drawn by an infrared level meter.
The bottom edge of the hanging table plate 6 is attached with a drawing horizontal line and is vertically arranged on the concrete structure beam 1 through expansion screws, and the interval between the expansion screws is not more than 500mm.
The first galvanized steel pipes 3 are welded in the hollow square steel pipes 5 at intervals in parallel, the distance between every two adjacent first galvanized steel pipes 3 is 900mm, the second galvanized steel pipes 4 are welded at intervals on the tops of the first galvanized steel pipes 3 perpendicular to the direction of the first galvanized steel pipes 3, and the distance between every two adjacent second galvanized steel pipes 4 is not more than 500mm.
Lifting the hollow square steel tube 5 to a required height, and enabling the abutting convex block 7 to abut against the top of the hanging table 602;
Placing a plywood 2 on top of the second galvanized steel pipe 4;
In the use process, when the height of the platform is required to be lifted, the hollow square steel pipe 5 is lifted upwards through a lifting device, wherein the lifting device can be realized by a hydraulic rod and a push rod, in the use process, the push rod is propped against four corners of the hollow square steel pipe 5, the bottom end of the push rod is fixed on the hydraulic rod, and the lifting is realized through the hydraulic rod, in the lifting process, the propping lug 7 is propped against the inclined wall of the hanging table 602, the spring 10 is compressed, when the lower end of the propping lug 7 passes through the hanging table 602, the spring 10 releases the elasticity to drive the propping lug 7 to pop up and reset, the hollow square steel pipe 5 is placed down after the platform is adjusted to the required height, the bottom of the propping lug 7 is propped against the nearest group of hanging table 602, and the height lifting of the platform is realized;
When the height of the platform needs to be reduced, the lifting device is propped against the bottom of the hollow square steel pipe 5, then the bolt 8 is rotated to enable the propping lug 7 to be received in the cavity of the hollow square steel pipe 5, then the platform is lowered through the lifting device, after the platform is lowered to the required height, the bolt 8 is rotated reversely to enable the propping lug 7 to pop up under the action of the elasticity of the spring 10, and the popped propping lug 7 is propped against the hanging table 602 to reduce the height of the platform.
The platform is convenient to adjust in height, constructors are convenient to construct the roof part by adjusting the height of the platform, and when the wall surface with the corresponding height is required to be constructed, the height of the platform can be adjusted. Meanwhile, after the operation platform is built on the compound layer, potential safety hazards of high-altitude operation can be effectively avoided, people or articles are prevented from falling, and construction progress can be quickened by simultaneously constructing the upper layer and the lower layer of the compound layer.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The construction method of the compound building operation platform comprises hanging tables (6) which are arranged on a concrete structure beam (1) at intervals, hollow square steel pipes (5) which are lapped on the hanging tables (6), first galvanized steel pipes (3) which are parallelly fixed in the hollow square steel pipes (5), a plurality of groups of second galvanized steel pipes (4) which are parallelly fixed on the tops of the first galvanized steel pipes (3) and plywood (2) which is arranged on the tops of the second galvanized steel pipes (4);
The hanging plate (6) consists of a fixed plate (601) and a plurality of groups of hanging tables (602) longitudinally arranged on the fixed plate (601) at intervals, the fixed plate (601) is fixed on the concrete structure beam (1) through expansion screws, and the hanging tables (602) are fixed on the fixed plate (601);
The hanging table (602) is an inverted right triangle, the hollow square steel tube (5) is abutted to the top of the hanging table (602) through a telescopic hasp, the telescopic hasp comprises an abutting lug (7), a bolt (8), a limiting ring (9) and a spring (10), the abutting lug (7) is slidably and telescopically arranged in a cavity of the hollow square steel tube (5), each group of abutting lugs (7) respectively correspond to the hanging table (602), the abutting lugs are abutted to the hanging table (602), the spring (10) is fixed between the inward side wall of the abutting lug (7) and the inner cavity side wall of the hollow square steel tube (5), the bolt (8) is in threaded connection with the hollow square steel tube (5), an opening for avoiding the hollow bolt (8) is formed in the side wall of the abutting lug (7), the tail end of the bolt (8) penetrates through the opening in the abutting lug (7), and the limiting ring (9) is fixedly connected with the tail end of the bolt (8).
The method for constructing the compound building operation platform is characterized in that the telescopic adjusting piece is an adjusting bolt (11), the adjusting bolt (11) is in threaded connection with the hollow square steel pipe (5), the tail end of the adjusting bolt is connected with the limiting piece, the limiting piece is connected with the tail end of the telescopic adjusting piece and is abutted against the concrete structure beam (1), the limiting piece is a universal roller or a ball assembly, the tail end of the adjusting bolt is connected with the limiting piece, the ball assembly comprises a fixed block (12) fixedly connected with the tail end of the adjusting bolt (11) and balls (13) arranged in the fixed block (12), the balls (13) are longitudinally arranged in two groups, and the balls (13) are abutted against the concrete structure beam (1).
Drawing a horizontal line on the concrete structure beam (1);
The bottom edge of the hanging table plate (6) is vertically arranged on the concrete structure beam (1) through an expansion screw by pasting a drawing horizontal line;
welding the first galvanized steel pipes (3) in the hollow square steel pipes (5) at intervals in parallel, and welding the second galvanized steel pipes (4) at intervals at the top of the first galvanized steel pipes (3) perpendicular to the direction of the first galvanized steel pipes (3);
lifting the hollow square steel tube (5) to a required height, and enabling the abutting convex blocks (7) to abut against the top of the hanging table (602);
Placing a plywood (2) on the top of the second galvanized steel pipe (4);
during the use, when the height of the platform is required to be lifted, the hollow square steel pipe (5) is lifted upwards through the lifting device, the abutting lug (7) is abutted against the inclined wall of the hanging table (602) to retract and compress the spring (10) in the lifting process, when the lower end of the abutting lug (7) passes through the hanging table (602), the elastic force of the spring (10) is released to drive the abutting lug (7) to pop out and reset, the hollow square steel pipe (5) is put down after the platform is adjusted to the required height, the bottom of the abutting lug (7) is abutted against the nearest group of hanging table (602), and the height lifting of the platform is realized;
When the height of the platform needs to be reduced, the lifting device is propped against the bottom of the hollow square steel pipe (5), then the bolt (8) is rotated to enable the propping lug (7) to be received into the cavity of the hollow square steel pipe (5), then the platform descends through the lifting device, after the platform descends to the required height, the bolt (8) is reversely rotated to enable the propping lug (7) to pop up under the action of the elastic force of the spring (10), and the popped propping lug (7) is propped against the hanging table (602) to reduce the height of the platform.
2. A method of constructing a multiple building operating platform according to claim 1, wherein the angle of the hypotenuse of the hanging platform (602) is 60-70 ° to the horizontal.
3. The method for constructing a complex building operation platform according to claim 1, wherein the second galvanized steel pipe (4) is perpendicular to the first galvanized steel pipe (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110116926.7A CN112780060B (en) | 2021-01-28 | 2021-01-28 | Duplex building operation platform and building method |
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|---|---|---|---|
| CN202110116926.7A CN112780060B (en) | 2021-01-28 | 2021-01-28 | Duplex building operation platform and building method |
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| CN112780060A CN112780060A (en) | 2021-05-11 |
| CN112780060B true CN112780060B (en) | 2024-11-29 |
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| CN113970960B (en) | 2021-10-18 | 2022-10-14 | 荣耀终端有限公司 | Fans and Electronic Equipment |
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| CN214423949U (en) * | 2021-01-28 | 2021-10-19 | 中国建筑第四工程局有限公司 | Compound building operation platform |
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| CN209942195U (en) * | 2019-05-06 | 2020-01-14 | 北京天润建设有限公司 | Construction operation platform of high-rise hollow area |
| CN110565930A (en) * | 2019-08-22 | 2019-12-13 | 中建四局第六建筑工程有限公司 | Telescopic movable operation platform for top construction of light well and construction method thereof |
| CN111926911B (en) * | 2020-08-05 | 2021-11-30 | 中国三冶集团有限公司 | Construction method of super high-rise air corridor structure |
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| CN214423949U (en) * | 2021-01-28 | 2021-10-19 | 中国建筑第四工程局有限公司 | Compound building operation platform |
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