CN214461144U

CN214461144U - Space ribbon structure capable of being installed without support

Info

Publication number: CN214461144U
Application number: CN202120629283.1U
Authority: CN
Inventors: 刘立; 胡王林
Original assignee: China Metallurgical Construction Engineering Group Co Ltd
Current assignee: China Metallurgical Construction Engineering Group Co Ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-10-22
Anticipated expiration: 2031-03-29

Abstract

The utility model discloses a space ribbon structure capable of being installed without support, which comprises a steel column, a box beam and a steel grid beam; the steel column comprises an upright column and a plurality of V-shaped columns which are sequentially arranged; the box-type beam comprises a plurality of beam sections and is positioned above the upright post and the V-shaped post, the lower side of the box-type beam is fixedly connected with the upper end of the upright post and the upper ends of the two support arms of each V-shaped frame in sequence, and the two adjacent beam sections of the box-type beam are fixedly connected together; the steel grid beam comprises a plurality of block beams and a plurality of beam rod pieces, the block beams are distributed at intervals along the box-shaped beam, one end of each block beam is fixedly connected with the box-shaped beam, and the other end of each block beam is connected through a connecting rod; the beam and rod pieces are distributed in a grid shape in a crossed mode. The utility model discloses simple structure, stability is good, and it is more convenient to install, and the installation need not the support measure, can improve the efficiency of construction greatly.

Description

Space ribbon structure capable of being installed without support

Technical Field

The utility model belongs to the technical field of the construction articles for use, especially, relate to a big cross-section space ribbon structure that can there be not support installation.

Background

Along with the rapid development of economy in China, the living standard of people's materials is improved, the requirements of people on spiritual life are higher and higher, and in recent years, China builds a large number of cultural public buildings including sports centers, movie theaters and the like. The space streamer is a decorative modeling structure on a building structure, is similar to the shape of the streamer, and at present, a support measure platform needs to be built firstly in the construction process, then a steel bar keel is built on the support measure platform, and then concrete is poured. However, the building models are more and more novel, the structures are more and more complex, the traditional reinforced concrete structure not only causes great construction trouble, but also causes the whole modeling structure to have heavy weight and low stability and potential safety hazards, and the requirements of structural stress and building models cannot be met. Compared with a reinforced concrete structure, the steel structure has the characteristics of light dead weight, high strength, good ductility, short construction period, good anti-seismic performance, industrial production and the like, and can meet the requirements of various complex building shapes, so how to provide the steel structure ribbon structure which does not need a supporting platform, has high construction efficiency, good stability and light weight, and becomes a technical problem which needs to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

Not enough to the above that prior art exists, the utility model aims to provide a space ribbon structure that can there is not support installation, simple structure, stability is good, and it is more convenient to install, and the installation need not the support measure, can improve the efficiency of construction greatly.

In order to solve the technical problem, the utility model discloses a technical scheme is like this: the utility model provides a space ribbon structure that can unsupported installation which characterized in that: the steel column comprises a steel column, a box beam and a steel grid beam; the steel column comprises an upright column and a plurality of V-shaped columns which are sequentially arranged, each V-shaped column comprises a support and a V-shaped frame, and the upper end of each support is fixedly connected with the lower end of each V-shaped frame; the box-type beam comprises a plurality of beam sections and is positioned above the upright post and the V-shaped post, the lower side of the box-type beam is fixedly connected with the upper end of the upright post and the upper ends of the two support arms of each V-shaped frame in sequence, and the two adjacent beam sections of the box-type beam are fixedly connected together; the steel grid beam comprises a plurality of block beams and a plurality of beam rod pieces, the block beams are distributed at intervals along the box-shaped beam, one end of each block beam is fixedly connected with the box-shaped beam, and the other end of each block beam is connected through a connecting rod; one ends of the box-shaped beams and the connecting rods, which are close to the upright posts, are adjacent to the curtain wall keels, and the other ends of the connecting rods are bent towards the direction of the box-shaped beams, extend and then are fixedly connected with the other ends of the box-shaped beams; the beam rod pieces are respectively arranged between the block beams and the curtain wall keel, between two adjacent block beams and between two block beams and the connecting rod, and are distributed in a grid shape in a crossed manner.

Furthermore, the beam sections of the box beam comprise upper flange plates, lower flange plates and webs, and the upper flange plates, the lower flange plates and the webs of the two adjacent beam sections are correspondingly welded together.

Further, the webs are distributed along the length direction of the box beam and are perpendicular to the length direction of the box beam; the webs of two adjacent beam sections are jointed and welded together.

Furthermore, the blocky beam comprises at least two side rods and a plurality of beam rod pieces positioned between the side rods, and the beam rod pieces are distributed between the side rods in a crossed manner, so that the blocky two bodies are in a latticed shape.

Furthermore, a plurality of reinforcing rib plates are distributed around the periphery of the joint of the side rod and the box girder, and the reinforcing rib plates are welded with the side rod and the upper flange plate of the box girder.

Further, the connecting rod comprises a multi-section rod body, and the multi-section rod body is connected in sequence in a welding mode.

Furthermore, a plurality of reinforcing rib plates are arranged at the joint of the upper end of the upright column and the box-shaped beam and the joint of the upper ends of the two support arms of the V-shaped frame and the box-shaped beam, and the reinforcing rib plates are correspondingly welded with the upright column and the lower flange plate as well as the support arms and the lower flange plate.

Furthermore, the two support arms of the V-shaped frame are connected with the pillar through a T-shaped plate, wherein the lower ends of the two support arms are connected with two sides of a vertical plate of the T-shaped plate, and the upper end of the pillar is connected with a transverse plate of the T-shaped plate; and a plurality of reinforcing rib plates are arranged between the pillar and the transverse plate and between the two support arms and the transverse plate, and the reinforcing rib plates are correspondingly welded with the pillar and the transverse plate and the support arms and the transverse plate together.

Compared with the prior art, the utility model has the advantages of as follows:

1. the upper part of the space ribbon structure is a steel grid beam, the middle part of the space ribbon structure is a large-section bending box-shaped beam, and the lower part of the space ribbon structure is a V-shaped steel column, so that the space ribbon structure is attractive in shape; wholly adopt the modularization steel construction, weight is lighter, and stability is better to the installation rate is fast, and is efficient, and the cost is lower.

2. Because the whole ribbon structure is of a spatial structure, the ribbon structure is stable in space, and only one unit is needed to be installed one by one along the ribbon structure from the end of the curtain wall in the installation process, and one unit can be temporarily fixed by adopting a steel wire rope in a tensioned mode after each unit is hoisted without large-scale supporting measures, so that the ribbon structure is installed more conveniently and quickly.

Drawings

Fig. 1 is a schematic structural diagram of the installation process of the present invention.

Fig. 2 is the structure schematic diagram after the installation of the utility model is completed.

In the figure: the method comprises the following steps of 1-upright column, 2-V-shaped column, 3-box beam, 4-block beam, 5-beam rod piece, 6-connecting rod and 7-curtain wall keel.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example (b): referring to fig. 1 and 2, the space ribbon structure capable of being installed without support comprises steel columns, box beams 3 and steel grid beams. The steel column comprises an upright post 1 and a plurality of V-shaped columns 2 which are sequentially arranged, namely the V-shaped columns 2 are positioned on the rear side of the upright post 1 and are arranged according to the shape and the structure of the streamer. The V-shaped column 2 comprises a support column and a V-shaped frame, and the upper end of the support column is fixedly connected with the lower end of the V-shaped frame; and the V-shaped frame is adopted, so that the box-shaped beam 3 is more convenient to mount and support. When the device is implemented specifically, the two support arms of the V-shaped frame are connected with the pillar through an inverted T-shaped plate, wherein the lower ends of the two support arms are connected with two sides of a vertical plate of the T-shaped plate, and the upper end of the pillar is connected with a transverse plate of the T-shaped plate; a plurality of reinforcing rib plates are arranged between the pillar and the transverse plate and between the two support arms and the transverse plate, and the reinforcing rib plates are correspondingly welded with the pillar and the transverse plate and the support arms and the transverse plate together; therefore, the whole V-shaped column 2 is more convenient to connect and has better stability.

The box-shaped beam 3 comprises a plurality of sections of beam sections and is positioned above the upright post 1 and the V-shaped post 2, the lower side of the box-shaped beam 3 is fixedly connected with the upper end of the upright post 1 and the upper ends of the two support arms of each V-shaped frame in sequence, and the two adjacent sections of the beam sections of the box-shaped beam 3 are fixedly connected together. During concrete implementation, the beam section of box roof beam 3 is processed the preparation according to the project organization of streamer, then links to each other with stand 1 and V type in proper order to can form big cross-section turn-round box roof beam 3 structure after making box roof beam 3's beam section link to each other, make whole streamer structure shaping effect better, and the beam section links to each other or many adjacent support arms with two adjacent support arms as required, thereby makes box roof beam 3's installation stability better. In the implementation process, the beam sections of the box beam 3 comprise upper flange plates, lower flange plates and webs, and the upper flange plates, the lower flange plates and the webs of the two adjacent beam sections are correspondingly welded together; like this, the beam section of whole box roof beam 3 only need in proper order the welding can, make the installation more convenient, swift. In order to further improve the stability of the connection between the beam sections and the stability of the whole box beam 3, the webs are distributed along the length direction of the box beam 3 and are perpendicular to the length direction of the box beam 3; the webs of two adjacent beam sections are jointed and welded together; in this way, the contact area of adjacent beam sections is larger, so that the stability of the entire box beam 3 can be greatly improved. A plurality of reinforcing rib plates are also arranged at the joint of the upper end of the upright post 1 and the box-shaped beam 3 and the joint of the upper ends of the two support arms of the V-shaped frame and the box-shaped beam 3, and the reinforcing rib plates are correspondingly welded with the upright post 1 and the lower flange plate as well as the support arms and the lower flange plate; the stability of the whole structure can be effectively improved.

The steel grid beam comprises a plurality of block beams 4 and a plurality of beam rods 5, the block beams 4 are distributed at intervals along the box-shaped beam 3, one end of each block beam 4 is fixedly connected with the box-shaped beam 3, and the other end of each block beam 4 is connected through a connecting rod 6. The block-shaped beam 4 comprises at least two side rods and a plurality of beam rod pieces 5 positioned between the side rods, and the beam rod pieces 5 are distributed between the side rods in a crossed manner, so that the two block-shaped bodies are in a grid shape; therefore, the weight of the steel grid beam can be reduced, and the stability of the steel grid beam is ensured. A plurality of reinforcing rib plates are distributed around the joint of the side lever and the box girder 3, and the reinforcing rib plates are welded with the side lever and the upper flange plate of the box girder 3; the stability of the connection of the block beam 4 and the box beam 3 is further improved. Wherein, connecting rod 6 includes the multistage body of rod, and the multistage body of rod welds continuously in proper order. In the implementation process, each rod body is connected with one block-shaped beam 4 or a plurality of block-shaped beams 4 at corresponding positions, so that the block-shaped beams 4 and the connecting rods 6 are installed synchronously, and the operation is more convenient and quicker. The one end that box girder 3 and connecting rod 6 are close to stand 1 is adjacent with curtain fossil fragments 7, and the other end of connecting rod 6 is buckled and is extended the back and the other end fixed connection of box girder 3 to box girder 3 direction. The beam rod members 5 are respectively arranged between the block beams 4 and the curtain wall keel 7, between two adjacent block beams 4 and between two block beams and the connecting rod 6, and are distributed in a grid shape in a crossing way.

In the construction process:

1. the space streamer structure is divided into areas when being installed, and the installation sequence is that a lower steel column → a middle large-section crankle box-shaped beam 3 → an upper steel grid beam.

2. Hoisting a steel column: after the lower parts of the vertical column 1 and the V-shaped column 2 are directly hoisted and fixed, the V-shaped inclined column on the upper part of the V-shaped column 2 is hoisted independently and then spliced at high altitude, in the installation process of the V-shaped inclined column on the upper part of the V-shaped column 2, after the V-shaped inclined column is fixed by spot welding, the V-shaped inclined column needs to be fixed by using a wind-holding rope, after the V-shaped inclined column is completely welded, the hook can be loosened, and the upper part of the V-shaped inclined column needs to be uninstalled after the components on the upper part of the V-shaped inclined column are installed.

3. And (3) installing the box beam: dividing the ribbon box beam into a plurality of sections (such as 3 sections), installing the 1 st section of box beam 3 from the upright post 1, tying a cable rope at two ends of a hoisting beam section, and manually tensioning the cable rope when the box beam structure is lifted in sections to prevent sectional swinging or rotation; after the box beam is lifted, adjusting the inclination angle of the hoisting section according to the installation in-place angle of the beam section to meet the in-place requirement of the beam section; and hoisting the structural section from the positioning position to the mounting position. When the beam section is lifted to reach the position close to the installation position, the beam section is lifted to exceed the installation height by about 2m, the beam section is hoisted to the position above the installation position, and then the orientation of the beam section is adjusted by being pulled by a guy cable; slowly extending a sling of the crane, and lowering the beam section to a position which is about 0.5 m higher than the installation height to stop releasing the sling; correcting the relative relation between the beam section and the mounting position to ensure that the component is consistent with the position as much as possible; slowly extending the sling of the crane again, simultaneously drawing the cable wind rope to stabilize and adjust the beam section, and ensuring that the beam section does not collide with an adjacent structure; and finally, hoisting the beam section to a slightly higher position of the installation position, pulling and adjusting the beam section by using the guy cable again, and simultaneously pulling the guy cable and positioning the member at the installation position. And similarly, hoisting the other beam sections of the box type. After the installation height and the horizontal position of each beam section are checked to be qualified, the beam sections can be connected and fixed. After each beam section of the box-type beam is installed in place, butt welding between the sections can be carried out, and the butt welding mainly relates to butt welding of a flange plate and butt welding of a web plate, wherein for convenience of operation, a hole of 600mm x 600mm can be reserved at the tail end of the previous beam section, so that overhead welding is avoided.

4. Installing a steel grid beam: firstly, the block-shaped beams 4 are assembled in a block mode on site, then high-altitude block hoisting is carried out, and after the stable structure is integrally formed, the parts among the block-shaped grid beams are installed.

The utility model discloses in, space ribbon structure upper portion is steel net roof beam, and the centre is big cross-section turn-round box girder 3, and the lower part is V shaped steel post, and the molding is graceful, wholly adopts the steel construction, and weight is lighter, and stability is better to the installation rate is fast, and is efficient, and the cost is lower. Meanwhile, the whole ribbon structure is of a spatial structure, so that the ribbon structure is stable in space, and only the unit is hoisted and installed one by one along the ribbon structure from the end of the curtain wall in the installation process, and the unit can be temporarily fixed by adopting a steel wire rope after being hoisted, so that large-scale supporting measures are not needed, and the ribbon structure is more convenient and quicker to install.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that those modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all should be covered in the scope of the claims of the present invention.

Claims

1. The utility model provides a space ribbon structure that can unsupported installation which characterized in that: the steel column comprises a steel column, a box beam and a steel grid beam; the steel column comprises an upright column and a plurality of V-shaped columns which are sequentially arranged, each V-shaped column comprises a support and a V-shaped frame, and the upper end of each support is fixedly connected with the lower end of each V-shaped frame; the box-type beam comprises a plurality of beam sections and is positioned above the upright post and the V-shaped post, the lower side of the box-type beam is fixedly connected with the upper end of the upright post and the upper ends of the two support arms of each V-shaped frame in sequence, and the two adjacent beam sections of the box-type beam are fixedly connected together; the steel grid beam comprises a plurality of block beams and a plurality of beam rod pieces, the block beams are distributed at intervals along the box-shaped beam, one end of each block beam is fixedly connected with the box-shaped beam, and the other end of each block beam is connected through a connecting rod; one ends of the box-shaped beams and the connecting rods, which are close to the upright posts, are adjacent to the curtain wall keels, and the other ends of the connecting rods are bent towards the direction of the box-shaped beams, extend and then are fixedly connected with the other ends of the box-shaped beams; the beam rod pieces are respectively arranged between the block beams and the curtain wall keel, between two adjacent block beams and between two block beams and the connecting rod, and are distributed in a grid shape in a crossed manner.

2. A space ribbon construction capable of unsupported installation according to claim 1, wherein: the beam sections of the box beam comprise upper flange plates, lower flange plates and webs, and the upper flange plates, the lower flange plates and the webs of the two adjacent beam sections are correspondingly welded together.

3. A space ribbon construction capable of unsupported installation according to claim 2, wherein: the webs are distributed along the length direction of the box beam and are vertical to the length direction of the box beam; the webs of two adjacent beam sections are jointed and welded together.

4. A space ribbon construction capable of unsupported installation according to claim 1, wherein: the blocky beam comprises at least two side rods and a plurality of beam rod pieces positioned between the side rods, and the beam rod pieces are distributed between the side rods in a crossed manner, so that the blocky two whole bodies are in a grid shape.

5. A space ribbon construction capable of unsupported installation according to claim 4, wherein: and a plurality of reinforcing rib plates are distributed around the joint of the side rod and the box girder, and the reinforcing rib plates are welded with the side rod and the upper flange plate of the box girder.

6. A space ribbon construction capable of unsupported installation according to claim 1, wherein: the connecting rod comprises a multi-section rod body, and the multi-section rod body is welded and connected in sequence.

7. A space ribbon construction capable of unsupported installation according to claim 1, wherein: and a plurality of reinforcing rib plates are also arranged at the joint of the upper end of the upright column and the box beam and the joint of the upper ends of the two support arms of the V-shaped frame and the box beam, and are correspondingly welded with the upright column, the lower flange plate and the support arms and the lower flange plate together.

8. A space ribbon construction capable of unsupported installation according to claim 1, wherein: the two support arms of the V-shaped frame are connected with the support column through a T-shaped plate, wherein the lower ends of the two support arms are connected with two sides of a vertical plate of the T-shaped plate, and the upper end of the support column is connected with a transverse plate of the T-shaped plate; and a plurality of reinforcing rib plates are arranged between the pillar and the transverse plate and between the two support arms and the transverse plate, and the reinforcing rib plates are correspondingly welded with the pillar and the transverse plate and the support arms and the transverse plate together.