LU505765B1 - Support system for vertical assembly of roof herringbone box girders - Google Patents

Support system for vertical assembly of roof herringbone box girders Download PDF

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Publication number
LU505765B1
LU505765B1 LU505765A LU505765A LU505765B1 LU 505765 B1 LU505765 B1 LU 505765B1 LU 505765 A LU505765 A LU 505765A LU 505765 A LU505765 A LU 505765A LU 505765 B1 LU505765 B1 LU 505765B1
Authority
LU
Luxembourg
Prior art keywords
support frame
support
top plate
legs
vertical assembly
Prior art date
Application number
LU505765A
Other languages
German (de)
Inventor
Zhengming Wen
Original Assignee
Univ Shandong Jianzhu
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Univ Shandong Jianzhu filed Critical Univ Shandong Jianzhu
Priority to LU505765A priority Critical patent/LU505765B1/en
Application granted granted Critical
Publication of LU505765B1 publication Critical patent/LU505765B1/en

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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
    • 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
    • E04G21/1891—Cut-marking templates for rafters; Templates used for assembling building frameworks
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D15/00—Apparatus or tools for roof working
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
    • F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
    • F24S25/61—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules for fixing to the ground or to building structures
    • F24S25/615—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules for fixing to the ground or to building structures for fixing to protruding parts of buildings, e.g. to corrugations or to standing seams

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The invention discloses a support system for vertical assembly of roof herringbone box girders, which relates to the technical field of roof construction, solves the problem that the existing roof herringbone box girder is easy to be damaged due to the fact that the roof herringbone box girder cannot be assembled vertically. The concrete scheme is as follows: it comprises a first support frame placed in the middle position of a steel floor, wherein a plurality of second support frames are respectively arranged on two sides of the first support frame in a straight line, the height of the first support frame is the highest, and the heights of the second support frames on both sides of the first support frame are gradually reduced along the direction away from the first support frame.

Description

DESCRIPTION LU505765
SUPPORT SYSTEM FOR VERTICAL ASSEMBLY OF ROOF HERRINGBONE
BOX GIRDERS
TECHNICAL FIELD
The invention relates to the technical field of roof construction, in particular to a support system for vertical assembly of roof herringbone box girders.
BACKGROUND
The steel box girder has the advantages of high tensile strength, high elastic modulus, high material utilization efficiency, effective exertion of the bearing capacity of steel plates, small structural weight, suitability for long-span structures, easy quality assurance and high reliability.
When herringbone box girder with large steel structure roof is installed on site, the conventional supporting structure cannot be applied to the vertical assembly of herringbone box girder with large steel structure roof. Most of the herringbone box girder with large steel structure roof is installed horizontally on the ground. After installation, the box girder is turned over and erected by steel wire rope, and then the herringbone box girder is hoisted. Because the herringbone steel section of large steel structure roof is large and the flange plate width is small, its cross section is prone to torsional deformation. Moreover, in practical engineering, herringbone box girders with various sizes and angles of steel roof are often used, and the conventional supporting structure cannot meet the assembly requirements of box girders with different sizes and angles.
SUMMARY LU505765
Aiming at the shortcomings of the prior art, the invention aims to provide a support system for vertical assembly of roof herringbone box girders, which is provided with a first support frame and a second support frame, wherein the first support frame and the second support frame are arranged in a straight line, and the top plates of the first support frame and the second support frame cooperate together to form a herringbone support surface for supporting the herringbone box girders, so as to facilitate the vertical assembly of the herringbone box girders, and solve the problem that the existing roof herringbone box girders can not be assembled vertically and are easy to be damaged.
In order to achieve the above objectives, the present invention is realized by the following technical scheme.
The embodiment of the invention provides a support system for vertical assembly of roof herringbone box girders, which comprises a first support frame placed in the middle position of a steel floor, wherein a plurality of second support frames are respectively arranged on two sides of the first support frame in a straight line, the height of the first support frame is the highest, and the heights of the second support frames on both sides of the first support frame are gradually reduced along the direction away from the first support frame. The first support frame and the second support frame are both composed of assembled legs and a top plate hinged on the top of the legs, the top plates of the first support frame and the second support frame are provided with anti-skid pads, and the top plate of the second support frame is also provided with a plurality of electromagnets.
As a further implementation, the first support frame and the second support frame are on the same horizontal straight line.
As a further implementation, the second support frames at both sides of the first support frame are symmetrically arranged relative to the first support frame.
As a further implementation, the first support frame consists of two oppositelyJ505765 arranged first legs and a first top plate arranged between the two first legs; the first top plate is hinged at the top of the first legs and fixed by bolts; an anti-skid pad is fixedly installed on the upper surface of the first top plate; and the first leg consists of a plurality of H-shaped splicing blocks which are detachably connected with each other.
As a further implementation, there are two first top plates, and the two first top plates are oppositely arranged and inclined to both sides of the first support frame respectively.
As a further implementation, the second support frame consists of two oppositely arranged second legs and a second top plate arranged between the two second legs, wherein the second top plate is hinged at the top of the second legs and fixed by bolts; an anti-skid pad is fixedly installed on the upper surface of the second top plate; and the second legs are composed of a plurality of H-shaped splicing blocks which are detachably connected with each other.
As a further implementation, a limit chute is fixedly installed at the middle position of the upper surface of the second top plate, anti-skid pads are located at both sides of the limit chute, and a plurality of electromagnets are arranged in the limit chute.
As a further implementation, one side of the second support frame adjacent to the first support frame is fixedly provided with a slide rail, and at least one supporting mechanism for connecting with the bottom of the herringbone box girder is slidably provided on the slide rail.
As a further implementation, the supporting mechanism consists of a telescopic arm, a connecting joint and a slider, wherein one end of the telescopic arm is fixedly connected with the connecting joint, and the other end is hinged with the slider and fixed by bolts, and the slider is slidably arranged in the chute.
As a further realization, the steel floor is laid on the ground.
The beneficial effects of the invention are as follows.
LU505765
1) The invention is provided with a first support frame and a second support frame, which are arranged in a straight line, the top plate angles of the first support frame and the second support frame are adjustable, and the leg heights of the first support frame and the second support frame are adjustable, so that they can cooperate together to form a herringbone support surface for supporting the herringbone box girder, so as to facilitate the vertical assembly of the herringbone box girder, cancel the overturning work of the herringbone box girder, effectively avoid the damage of the herringbone box girder, and the supporting system has strong adaptability, and can be used for the vertical assembly work of herringbone box girders with different sizes and angles.
2) The anti-skid pads on the first top plate and the second top plate effectively avoid the sliding of the herringbone box girder, and at the same time, the second top plate is also equipped with electromagnets, which can adsorb the herringbone box girder when electrified, thereby fixing the herringbone box girder on the second top plate and effectively avoiding the sliding of the herringbone box girder in the assembly process.
3) The side of the second support frame adjacent to the first support frame is also provided with a supporting mechanism, which can be connected with the bottom of the herringbone box girder, so that on the one hand, the contact area with the herringbone box girder can be increased, and the supporting stability of the supporting system can be improved; on the other hand, the longitudinal movement of the herringbone box girder can be further restricted.
BRIEF DESCRIPTION OF THE FIGURES LU505765
The accompanying drawings, which constitute a part of the invention, are used to provide a further understanding of the invention, and the illustrative embodiments of the invention and their descriptions are used to explain the invention, and do not constitute undue limitations on the invention.
FIG. 1 is a schematic view of the use state of a support system for vertical assembly of roof herringbone box girders according to one or more embodiments of the present invention;
FIG. 2 is a schematic diagram of the overall structure of a support system for vertical assembly of roof herringbone box girders according to one or more embodiments of the present invention;
FIG. 3 is a schematic structural view of a first support frame according to one or more embodiments of the present invention;
FIG. 4 is a schematic structural view of a second support frame according to one or more embodiments of the present invention;
FIG. 5 is a schematic structural view of the first top plate according to one or more embodiments of the present invention;
FIG. 6 is a schematic structural view of the second top plate according to one or more embodiments of the present invention;
FIG. 7 is a structural schematic diagram of a supporting mechanism according to one or more embodiments of the present invention;
In the drawing: the distance or size between each part is exaggerated to show the position of each part, and the schematic diagram is only for schematic use, wherein, 1 first support frame; 2. second support frame; 3. first top plate; 4. second top plate; 5. herringbone box girder; 6. ground; 7. steel floor; 8. first leg; 9. second leg; 10. first connecting plate; 11. second connecting plate; 12. base; 13. supporting mechanism; 131. telescopic arm; 132. connecting joint; 133. slider; 14. anti-skid pad; 15. limit chute; 16. electromagnet; 17. slide rail.
DESCRIPTION OF THE INVENTION LU505765
It should be pointed out that the following detailed description is illustrative and is intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used in this invention have the same meaning as commonly understood by ordinary people in the technical field to which this invention belongs.
As introduced in the background art, when the large-scale steel structure roof herringbone box girder is installed on site, the conventional support structure cannot be applied to the vertical assembly of the large-scale steel structure roof herringbone box girder, and the large-scale steel structure roof herringbone box girder is mostly installed horizontally on the ground. After the installation, the box girder is turned over and erected by steel wire rope, and then the herringbone box girder is erected and hoisted.
Because the herringbone steel section of the large-scale steel structure roof is large and the flange plate width is small, Its cross section is prone to torsional deformation, and in practical engineering, a variety of steel structure roof herringbone box girders with different sizes and angles are often used, and the conventional support structure cannot meet the assembly requirements of box girders with different sizes and angles. In order to solve the above problems, the invention provides a support system for vertical assembly of roof herringbone box girders.
Embodiment 1
In a typical embodiment of the present invention, as shown in Figs. 1-7, a support system for vertical assembly of roof herringbone box girders is proposed, which includes a steel floor 7 laid on the ground 6, a first support frame 1 and a plurality of second support frames 2 placed on the steel floor 7.
It can be understood that in practical application, a concrete surface can be poured on the ground 6, and a steel floor 7 can be laid on the concrete surface to ensure the levelness of the bottoms of the first support frame 1 and the second support frame 2.
As shown in FIG. 1, the first support frame 1 and the second support frame 2 are driJ505765 the same horizontal straight line. The first support frame 1 is in the middle position, and several second support frames 2 are arranged on both sides of the first support frame 1 in a straight line. The height of the first support frame 1 is the highest, and the height of the second support frames 2 on both sides of the first support frame 1 gradually decreases in the direction away from the first support frame 1, so that the top of the first support frame 1 and the top of the second support frames 2 on both sides are matched to form a herringbone support surface for supporting the herringbone box girder 5.
The number of second support frames 2 on both sides of the first support frame 1 is the same, and the distance between two adjacent second support frames 2 on both sides of the first support frame 1 is the same, that is, the second support frames 2 on both sides of the first support frame 1 are symmetrically arranged relative to the first support frame 1.
It can be understood that the specific number of the second support frames 2 needs to be determined according to the size of the actual herringbone box girder 3, and there
IS no excessive restriction here.
The first support frame 1 and the second support frame 2 are both composed of assembled legs and a top plate hinged at the top of the legs, the legs can be assembled according to the required height, and the top plate hinged at the top of the legs can change the included angle between the top plate and the horizontal plane, so as to adapt to the herringbone box girders 5 with different angles.
Anti-skid pads 14 are arranged on the top plates of the first support frame 1 and the second support frame 2, wherein an electromagnet 16 is installed on the top plate of the second support frame 2 for adsorbing and fixing the herringbone box girder 5 to limit the position of the herringbone box girder 5 in the assembly process. One side of the second support frame 2 is also provided with a supporting mechanism, which is used to increase the contact area with the herringbone box girder 5 and improve its supporting stability, and to limit the longitudinal movement of the herringbone box girder 5.
Specifically, the first support frame 1 is composed of the first top plate 3 and the firsU505765 leg 8. A base 12 is fixedly installed at the bottom of the first leg 8 to increase the contact area between the first leg 8 and the steel floor 7. The first leg 8 is composed of a plurality of H-shaped splicing blocks which are detachably connected with each other, and adjacent splicing blocks are fixed by bolts, so that the height of the first leg 8 can be changed by changing the number of splicing blocks.
The splicing block is H-shaped and consists of upright posts and beams, and there are two upright posts arranged oppositely, and the beams are horizontally and fixedly arranged between the two upright posts.
There are two first legs 8, and the two first legs 8 are opposite to each other. The first top plate 3 is hinged on the top of the first leg 8 and located between the two first legs 8, and an anti-skid pad 14 is fixedly installed on the upper surface of the first top plate 3.
There are two first top plates 3, and the two first top plates 3 are oppositely arranged.
Two first connecting plates 10 are fixedly installed at both ends of the first top plates 3, and the distance between two adjacent first connecting plates 10 is the same as the width of the columns of the splicing block. The columns of the splicing block are inserted between the two first connecting plates 10, and the first connecting plates 10 are provided with bolt holes, so that the first connecting plates 10 can be fixedly connected with the columns of the corresponding splicing block by bolts. When angle adjustment is needed, the bolts can be loosened first and then fixed.
The two first top plates 3 can be inclined to both sides of the first support frame 1 respectively, so as to support the two legs of the herringbone box girder 5 respectively.
The second support frame 2 is composed of a second top plate 4, second legs 9 and a supporting mechanism 13. A base 12 is fixedly installed at the bottom of the second leg 9 to increase the contact area between the second leg 9 and the steel floor 7.
The second leg 9 is also composed of a plurality of H-shaped splicing blocks which are detachably connected with each other, and adjacent splicing blocks are fixed by bolts, so that the height of the second leg 9 can be changed by changing the number of splicing blocks.
There are two second legs 9, and the two second legs 9 are oppositely arrangedU505765
The second top plate 4 is hinged on the top of the second legs 9 and is located between the two second legs 9, and an anti-skid pad 14 is fixedly installed on the upper surface of the second top plate 4.
Each second support frame 2 contains a second top plate 4. As shown in FIG. 6, a limit chute 15 is fixedly installed at the middle position of the upper surface of the second top plate 4. Anti-skid pads 14 are located at both sides of the limit chute 15, which is arranged along the length direction of the second top plate 4. An electromagnet 16 is arranged in the limit chute 15, and the position of the electromagnet 16 on the second top plate 4 can be adjusted as required.
It can be understood that the specific number of electromagnets 16 can be set according to actual needs, and there is no excessive restriction here.
A second connecting plate 10 is fixedly installed at the top of each second leg 9. The second connecting plate 10 is a triangular plate, and the bottom of the second top plate 4 is hinged with the second connecting plate 10 and fixed by bolts.
The supporting mechanism 13 is arranged on the side of the second support frame 2 adjacent to the first support frame 1. As shown in FIG. 7, the supporting mechanism 13 is composed of a telescopic arm 131, a connecting joint 132 and a slider 133. A slide rail 17 is fixedly arranged between the tops of two second legs 9 of the second support frame 2, and the slider 133 is slidably arranged in the slide rail 17. One end of the telescopic arm 131 is hinged with the slider 133 and fixed by bolts. The other end is fixedly connected with a connecting joint 132, and the telescopic arm 131 can change the included angle with the slider 133, and is connected with the bottom of the herringbone box girder 5 through the connecting joint 132. The connecting joint 132 can be connected with the bottom of the herringbone box girder 5 by bolts, so as to limit the longitudinal movement of the herringbone box girder 5.
It can be understood that each second support frame 2 is provided with at least one supporting mechanism 13, and the specific number can be determined according to the actual design requirements, and there is no excessive restriction here.
In actual use, the herringbone box girder 5 is vertically assembled on the suppdrt/505765 system, and after the assembly is completed, the herringbone box girder 5 can be directly hoisted to the installation area by hoisting equipment for installation construction, and it is not necessary to overturn the herringbone box girder 5, thus avoiding the damage to the herringbone box girder 5 caused by overturning.
What has been described above is only the preferred embodiment of the present invention, and it is not used to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the invention should be included in the protection scope of the invention.

Claims (10)

CLAIMS LU505765
1. A support system for vertical assembly of roof herringbone box girders, comprising a first support frame placed in the middle position of a steel floor, wherein a plurality of second support frames are respectively arranged on two sides of the first support frame in a straight line, the height of the first support frame is the highest, and the heights of the second support frames on both sides of the first support frame are gradually reduced along the direction away from the first support frame; the first support frame and the second support frame are both composed of assembled legs and a top plate hinged on the top of the legs, the top plates of the first support frame and the second support frame are provided with anti-skid pads, and the top plate of the second support frame is also provided with a plurality of electromagnets.
2. The support system for vertical assembly of roof herringbone box girders according to claim 1, characterized in that the first support frame and the second support frame are on the same horizontal straight line.
3. The support system for vertical assembly of roof herringbone box girders according to claim 1, characterized in that the second support frames at both sides of the first support frame are symmetrically arranged relative to the first support frame.
4. The support system for vertical assembly of roof herringbone box girders according to claim 1, characterized in that the first support frame consists of two oppositely arranged first legs and a first top plate arranged between the two first legs; the first top plate is hinged at the top of the first legs and fixed by bolts; an anti-skid pad is fixedly installed on the upper surface of the first top plate; and the first leg consists of a plurality of H-shaped splicing blocks which are detachably connected with each other.
5. The support system for vertical assembly of roof herringbone box girdets/505765 according to claim 4, characterized in that there are two first top plates, and the two first top plates are oppositely arranged and inclined to both sides of the first support frame respectively.
6. The support system for vertical assembly of roof herringbone box girders according to claim 1, characterized in that the second support frame consists of two oppositely arranged second legs and a second top plate arranged between the two second legs, wherein the second top plate is hinged at the top of the second legs and fixed by bolts; an anti-skid pad is fixedly installed on the upper surface of the second top plate; and the second legs are composed of a plurality of H-shaped splicing blocks which are detachably connected with each other.
7. The support system for vertical assembly of roof herringbone box girders according to claim 6, characterized in that a limit chute is fixedly installed at the middle position of the upper surface of the second top plate, anti-skid pads are located at both sides of the limit chute, and a plurality of electromagnets are arranged in the limit chute.
8. The support system for vertical assembly of roof herringbone box girders according to claim 6, characterized in that one side of the second support frame adjacent to the first support frame is fixedly provided with a slide rail, and at least one supporting mechanism for connecting with the bottom of the herringbone box girder is slidably provided on the slide rail.
9. The support system for vertical assembly of roof herringbone box girders according to claim 8, characterized in that the supporting mechanism consists of a telescopic arm, a connecting joint and a slider, wherein one end of the telescopic arm is fixedly connected with the connecting joint, and the other end is hinged with the slider and fixed by bolts, and the slider is slidably arranged in the chute.
10. The support system for vertical assembly of roof herringbone box girdet$)505765 according to claim 1, characterized in that the steel floor is laid on the ground.
LU505765A 2023-12-12 2023-12-12 Support system for vertical assembly of roof herringbone box girders LU505765B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
LU505765A LU505765B1 (en) 2023-12-12 2023-12-12 Support system for vertical assembly of roof herringbone box girders

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU505765A LU505765B1 (en) 2023-12-12 2023-12-12 Support system for vertical assembly of roof herringbone box girders

Publications (1)

Publication Number Publication Date
LU505765B1 true LU505765B1 (en) 2024-06-13

Family

ID=91539644

Family Applications (1)

Application Number Title Priority Date Filing Date
LU505765A LU505765B1 (en) 2023-12-12 2023-12-12 Support system for vertical assembly of roof herringbone box girders

Country Status (1)

Country Link
LU (1) LU505765B1 (en)

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