CN121024346A - A method for high-altitude steel structure installation - Google Patents
A method for high-altitude steel structure installationInfo
- Publication number
- CN121024346A CN121024346A CN202511396912.XA CN202511396912A CN121024346A CN 121024346 A CN121024346 A CN 121024346A CN 202511396912 A CN202511396912 A CN 202511396912A CN 121024346 A CN121024346 A CN 121024346A
- Authority
- CN
- China
- Prior art keywords
- steel
- installing
- frame
- altitude
- steel grid
- 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.)
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Classifications
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- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
-
- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
-
- 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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G2003/283—Mobile scaffolds; Scaffolds with mobile platforms mobile horizontally
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Movable Scaffolding (AREA)
Abstract
The application discloses an overhead steel structure installation operation method which comprises the steps of S1, constructing a main structure, installing steel grid columns after the concrete of the main structure reaches the design strength, S2, installing steel grid girders, installing and fixing the steel grid girders and the steel grid columns after correcting and positioning accurately after the steel grid girders are hoisted to a roof through a tower crane, S3, assembling a movable operation platform, installing a sliding device of the movable operation platform on the steel grid girders, S4, enabling operators to stand in a hanging basket of the operation platform, hoisting and positioning a first steel grid secondary beam by the tower crane, assembling and welding the first steel grid secondary beam after the positioning and correcting by the operators, S5, installing the steel grid secondary beam after moving the operation platform to the installation position of the next steel grid secondary beam through the sliding device, and S6, repeating the step S5 until all the steel grid secondary beams are installed. Thereby guaranteeing the construction safety and the installation quality of the high-altitude steel net frame structure and improving the construction efficiency of the high-altitude net frame structure.
Description
Technical Field
The application belongs to the field of construction of building steel structures, and particularly relates to an installation operation method of a high-altitude steel structure.
Background
The large commercial complex is an indispensable item in urban construction development, and is corresponding to the requirements of current urban construction and various using functions, and has higher requirements on structural modeling. The steel structure has the advantages of high strength, light dead weight, high construction speed and the like, and the steel mesh frame daylighting roof is the most commonly used structural form for meeting the daylighting requirement in the current large-scale commercial complex.
The single-layer steel net rack daylighting roof is widely promoted by designers due to the characteristics of attractive shape, reasonable stress, small area and large span. Under the influence of new modern building theory, building designers strive to accomplish complex functions with a compact design. The daylighting roof structure is used as a commonly used structure in juice setting of modern buildings, and besides the wind and rain shielding functions of the traditional roof structure, the daylighting roof structure also has a good indoor daylighting function of the roof, inherits the tradition, and simultaneously has a better building life, and further saves resources and reduces cost.
Most of commercial complex daylighting roofs are positioned in the middle of building structure roofs, the installation height of the commercial complex daylighting roofs is high, and the installation operation space of the commercial complex daylighting roofs is limited by the built main body structure, so that the construction quality and the safety control are difficult. The conventional construction method mainly comprises the steps of erecting a full-hall support frame operation platform for assembly, high-altitude climbing vehicle for assembly, an integral lifting method and the like for installation, wherein the full-hall support frame is high in erection height, long in construction period and high in engineering cost, the high-altitude climbing vehicle for assembly is influenced by the bearing capacity of a basement roof, the basement roof is required to be subjected to roof returning reinforcement, and the integral lifting method is limited by a structure and a site and is difficult to realize.
Disclosure of Invention
The application aims to solve the problems that a high-altitude steel net frame structure is limited in installation and operation space by an established main body structure, the cost of using a hall-filling operation platform and a climbing vehicle is high, the construction quality and the safety control are difficult, and the like, and discloses an installation operation method of the high-altitude steel net frame structure, so that the construction safety and the installation quality of the high-altitude steel net frame structure are ensured, and the construction efficiency of the high-altitude net frame structure is improved.
The aim of the application is achieved by the following technical scheme:
An overhead steel structure installation operation method, comprising the following steps:
s1, constructing a main structure, and installing a steel grid stand column after the concrete of the main structure reaches the design strength;
s2, installing a steel mesh frame girder, hoisting the steel mesh frame girder to a roof through a tower crane, correcting and accurately positioning the steel mesh frame girder, and then installing and fixing the steel mesh frame girder and a steel mesh frame column;
s3, assembling a movable working platform, and mounting a sliding device of the movable working platform on a steel mesh frame main beam;
S4, an operator stands in a hanging basket of the operation platform, the tower crane lifts the first steel frame secondary beam in place, and the first steel frame secondary beam is assembled and welded after positioning correction by the operator;
S5, moving the operation platform to the installation position of the next steel grid secondary beam through the sliding device, and installing the steel grid secondary beam;
and S6, repeating the step S5 until the installation of all the steel grid secondary beams is completed.
According to a preferred embodiment, the working platform comprises a frame structure and a hanging basket, wherein the hanging basket is fixedly arranged at the bottom end of the frame structure, and the frame structure is hung on the steel mesh frame girder and can move along the extending direction of the steel mesh frame girder.
According to a preferred embodiment, the frame body structure is provided with a pull ring, a chain is arranged between steel mesh frame posts on two sides of the steel mesh frame main beam, the chain penetrates through the pull ring, and constructors realize that the working platform moves on the steel mesh frame main beam by pulling the chain in the hanging basket.
According to a preferred embodiment, the frame structure comprises an upper cross rod and longitudinal connecting rods, wherein the upper cross rod and the two longitudinal connecting rods form a cross structure which is horizontally arranged, a plurality of sliding wheels are arranged on the bottom side of the longitudinal connecting rods, and the sliding wheels are movably connected with the top side of the steel mesh frame main beam.
According to a preferred embodiment, the longitudinal connecting rods extend in the same direction as the steel frame girders
According to a preferred embodiment, the frame structure further comprises connecting diagonal braces, four connecting diagonal braces completing the connection of the connecting ends of the cross-shaped structure.
According to a preferred embodiment, the frame structure further comprises two vertical rods, the top ends of the two vertical rods are respectively and vertically connected with the two end parts of the upper cross rod, and the hanging basket is arranged at the bottom sides of the two vertical rods.
According to a preferred embodiment, the bottom ends of the two vertical rods are respectively provided with a telescopic structure, and the hanging basket is hung at the bottom ends of the telescopic structures.
According to a preferred embodiment, the basket is connected to the telescopic structure via a wire rope.
According to a preferred embodiment, hanging rings are arranged at the top of the hanging basket at the positions of all the top corners, and the steel wire rope is fixedly connected with the hanging rings.
The foregoing inventive concepts and various further alternatives thereof may be freely combined to form multiple concepts, all of which are contemplated and claimed herein. Various combinations will be apparent to those skilled in the art from a review of the present disclosure, and are not intended to be exhaustive or all of the present disclosure.
The application has the beneficial effects that:
The movable operation platform is applied in the installation of the high-altitude steel mesh frame structure, so that the situation that the operation platform is erected fully due to the limitation of the operation space is avoided, or the high-altitude climbing vehicle is used for reinforcing the top plate of the basement, the construction cost is increased, the construction efficiency is effectively improved, and the construction quality and the construction safety of the steel mesh frame structure are guaranteed.
The movable working platform is provided with the sliding wheels, the pull rings and the chains, so that the working platform can assemble and weld the steel mesh frame secondary beams on the steel mesh frame main beams in a moving way.
Drawings
FIG. 1 is a schematic flow chart of a method for installing an overhead steel structure according to the present application;
FIG. 2 is a schematic structural view of the high-altitude steel structure of the present application;
FIG. 3 is a schematic view of the installation process of the high-altitude steel structure of the present application;
FIG. 4 is a schematic view of the installation work platform of the high-altitude steel structure of the application;
The device comprises a 1-steel mesh frame main beam, a 2-steel mesh frame secondary beam, a 3-steel mesh frame upright post, a 4-chain, a 5-operation platform, a 51-upper cross rod, a 52-longitudinal connecting rod, a 53-vertical rod, a 54-connection diagonal brace, a 55-sliding wheel, a 56-lower cross rod, a 57-pull ring, a 58-telescopic structure, a 59-hanging basket, a 510-balance bolt, a 511-steel wire rope, a 512-hanging ring, a 6-main body structure and a 7-hollow hole.
Detailed Description
Other advantages and effects of the present application will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present application with reference to specific examples. The application may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present application. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the product of the application, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
In addition, in the present application, if a specific structure, connection relationship, position relationship, power source relationship, etc. are not specifically written, the structure, connection relationship, position relationship, power source relationship, etc. related to the present application can be known by those skilled in the art without any creative effort.
Example 1
Referring to fig. 1, there is shown a high-altitude steel structure installation work method including the steps of.
And S1, constructing a main structure 6, and installing the steel grid stand column 3 after the concrete of the main structure 6 reaches the design strength.
And S2, installing the steel net frame girder 1, hoisting the steel net frame girder 1 to a roof through a tower crane, correcting and accurately positioning, and then installing and fixing the steel net frame girder 1 and the steel net frame upright post 3.
And S3, assembling the movable working platform 5, and installing a sliding device of the movable working platform on the steel mesh frame main beam 1.
And S4, an operator stands in a hanging basket 59 of the operation platform 5, the tower crane lifts the first steel-frame secondary beam 2 in place, and the first steel-frame secondary beam 2 is assembled and welded after positioning correction by the operator.
And S5, after the operation platform 5 is moved to the installation position of the next steel grid secondary beam 2 through the sliding device, the steel grid secondary beam 2 is installed.
And S6, repeating the step S5 until the installation of all the steel grid secondary beams 2 is completed.
Preferably, the working platform 5 comprises a frame structure and a hanging basket 59, wherein the hanging basket 59 is fixedly arranged at the bottom end of the frame structure, and the frame structure is hung on the steel mesh frame main beam 1 and can move along the extending direction of the steel mesh frame main beam 1.
Further, the frame body structure is provided with a pull ring 57, a chain 4 is arranged between the steel mesh frame posts 3 at two sides of the steel mesh frame main beam 1, the chain 4 penetrates through the pull ring 57, and constructors realize that the working platform 5 moves on the steel mesh frame main beam 1 by pulling the chain 4 in a hanging basket 59.
Preferably, the frame structure comprises an upper cross rod 51 and a longitudinal connecting rod 52, wherein the upper cross rod 51 and the two longitudinal connecting rods 52 form a horizontally arranged cross structure, a plurality of sliding wheels 55 are arranged on the bottom side of the longitudinal connecting rod 52, and the sliding wheels 55 are movably connected with the top side of the steel mesh frame main beam 1. The movement of the working platform 5 on the steel net frame girder 1 is ensured by a number of sliding wheels 55.
Further, the extending direction of the longitudinal connecting rods 52 is the same as the extending direction of the steel mesh frame girder 1
Preferably, the frame structure further comprises a connecting diagonal brace 54, and four connecting diagonal braces 54 complete the connection of the connecting ends of the cross-shaped structure. Thereby improving the structural stability and strength of the cross-shaped structure by the structural arrangement of the connecting diagonal braces 54.
Preferably, the frame structure further comprises two vertical rods 53, the top ends of the two vertical rods 53 are respectively and vertically connected with the two end parts of the upper cross rod 51, and the hanging basket 59 is arranged at the bottom side of the two vertical rods 53.
Further, the bottom ends of the two vertical rods 53 are respectively provided with a telescopic structure 58, and the hanging basket 59 is hung at the bottom ends of the telescopic structures 58. Thus, by the structural arrangement of the telescopic structure 58, the constructor can adjust the height of the hanging basket 58 according to the requirement.
Further, the basket 59 is connected to the telescopic structure 58 via a wire rope 511. Hanging rings 512 are arranged at the top of each hanging basket 59 at the top angle, and the steel wire ropes 511 are fixedly connected with the hanging rings 512.
Preferably, a bottom cross bar 56 is further arranged between the bottom ends of the two vertical bars 53, a balance bolt 510 is further arranged on the bottom cross bar 56, and the abutting limit with the steel mesh frame main beam 1 is completed by screwing the dynamic balance bolt 510, so that the position of the working platform (5) is fixed.
The movable working platform is applied to the installation of the high-altitude steel mesh frame structure, so that the situation that a hall-full operation platform is erected due to the limitation of working space or a high-altitude climbing vehicle is used for reinforcing a basement roof is avoided, the construction cost is increased, the construction efficiency is effectively improved, and the construction quality and the construction safety of the steel mesh frame structure are ensured. The movable working platform is provided with the sliding wheels, the pull rings and the chains, so that the working platform can assemble and weld the steel mesh frame secondary beams on the steel mesh frame main beams in a moving way.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application.
Claims (10)
1. The high-altitude steel structure installation operation method is characterized by comprising the following steps of:
s1, constructing a main body structure (6), and installing a steel grid upright post (3) after the concrete of the main body structure (6) reaches the design strength;
S2, installing a steel net frame main beam (1), hoisting the steel net frame main beam (1) to a roof through a tower crane, correcting and accurately positioning, and then installing and fixing with a steel net frame vertical column (3);
S3, assembling a movable working platform (5), and installing a sliding device of the movable working platform on the steel mesh frame main beam (1);
S4, an operator stands in a hanging basket (59) of the operation platform (5), the tower crane lifts the first steel-frame secondary beam (2) in place, and the first steel-frame secondary beam (2) is assembled and welded after positioning correction by the operator;
S5, after the operation platform (5) is moved to the installation position of the next steel mesh frame secondary beam (2) through the sliding device, the steel mesh frame secondary beam (2) is installed;
s6, repeating the step S5 until the installation of all the steel grid secondary beams (2) is completed.
2. The high-altitude steel structure installation operation method according to claim 1, wherein the operation platform (5) comprises a frame structure and a hanging basket (59), the hanging basket (59) is fixedly arranged at the bottom end of the frame structure,
The frame body structure is hung on the steel mesh frame main beam (1) and can move along the extending direction of the steel mesh frame main beam (1).
3. The high-altitude steel structure installation operation method according to claim 2, wherein pull rings (57) are arranged on the frame body structure, chains (4) are arranged between steel frame posts (3) on two sides of the steel frame main beam (1), the chains (4) penetrate through the pull rings (57), constructors can move on the steel frame main beam (1) by pulling the chains (4) in a hanging basket (59).
4. The method for installing the high-altitude steel structure according to claim 2, wherein the frame body structure comprises an upper cross rod (51) and a longitudinal connecting rod (52),
The upper cross rod (51) and the two longitudinal connecting rods (52) form a horizontally arranged cross structure;
and the bottom side of the longitudinal connecting rod (52) is provided with a plurality of sliding wheels (55), and the sliding wheels (55) are movably connected with the top side of the steel mesh frame main beam (1).
5. The high-altitude steel structure installation operation method according to claim 4, wherein the extending direction of the longitudinal connecting rod (52) is the same as the extending direction of the steel mesh frame main beam (1).
6. The method of installing a high-altitude steel structure according to claim 4, wherein the frame structure further comprises connecting diagonal braces (54), and four connecting diagonal braces (54) complete the connection of the connecting ends of the cross-shaped structure.
7. The method for installing the high-altitude steel structure according to claim 4, wherein the frame structure further comprises two vertical rods (53), the top ends of the two vertical rods (53) are respectively and vertically connected with the two end parts of the upper cross rod (51), and the hanging basket (59) is arranged at the bottom sides of the two vertical rods (53).
8. The high-altitude steel structure installation operation method according to claim 7, wherein the bottom ends of the two vertical rods (53) are respectively provided with a telescopic structure (58), and the hanging basket (59) is hung at the bottom end of the telescopic structure (58).
9. A method of installing a high-rise steel structure according to claim 8, wherein the gondola (59) is connected to the telescopic structure (58) via a wire rope (511).
10. The method for installing the high-altitude steel structure according to claim 9, wherein each vertex angle position at the top of the hanging basket (59) is provided with a hanging ring (512), and the steel wire rope (511) is fixedly connected with the hanging ring (512).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202511396912.XA CN121024346A (en) | 2025-09-28 | 2025-09-28 | A method for high-altitude steel structure installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202511396912.XA CN121024346A (en) | 2025-09-28 | 2025-09-28 | A method for high-altitude steel structure installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN121024346A true CN121024346A (en) | 2025-11-28 |
Family
ID=97765214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202511396912.XA Pending CN121024346A (en) | 2025-09-28 | 2025-09-28 | A method for high-altitude steel structure installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN121024346A (en) |
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2025
- 2025-09-28 CN CN202511396912.XA patent/CN121024346A/en active Pending
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