CN214696080U

CN214696080U - Large-span steel structure with supporting structure

Info

Publication number: CN214696080U
Application number: CN202022991451.XU
Authority: CN
Inventors: 尹志军; 李石泽; 周晓勇; 高洁; 俞甘宁
Original assignee: Hangzhou Chengtou Construction Co ltd
Current assignee: Hangzhou Chengtou Construction Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-11-12
Anticipated expiration: 2030-12-14

Abstract

The utility model relates to the field of steel structures, and discloses a large-span steel structure with a supporting structure, which comprises a rigid inner ring positioned at a central position and a plurality of layers of hoop trusses which take the rigid inner ring as a central annular array, wherein an outer ring strengthening truss is arranged around the outer side of the outermost hoop truss, the large-span steel structure also comprises radial trusses which are distributed in a radial annular array and are in a plurality of groups, each group of the radial trusses are fixedly connected with the rigid inner ring, the hoop trusses and the outer ring strengthening truss at the same time, and each group of the radial trusses is in an arch structure; the radial trusses are provided with radial supporting structures, each radial supporting structure comprises two round steel pull rods which are arranged in a crossed mode, and two sections of each round steel pull rod are hinged with two adjacent groups of radial trusses respectively. The modular design of the layer-in truss is used for assembling and molding to form a large-span steel structure building which can be used as a stadium terrace or a planting shed; the upright posts used for supporting are fewer, the used consumable types are fewer, and the installation is more convenient.

Description

Large-span steel structure with supporting structure

Technical Field

The utility model relates to a steel construction field, in particular to large-span steel construction that possesses bearing structure.

Background

Steel structures are structures composed of steel materials and are one of the main building structure types. The large-span arch steel structure net rack is one of the steel construction commonly used, and the large-span arch steel structure net rack all has the application in a plurality of fields, for example: the top structure of the coal storage shed, the top structure of the shed and the like. The existing large-span arched steel structure net rack mainly has the following defects: the support column at middle part is more, influences the use, and the installation is loaded down with trivial details, and the consumptive material kind is more.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-span steel construction that possesses bearing structure to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the concrete column is characterized by comprising a rigid inner ring positioned in the center and a plurality of layers of annular trusses which are annularly arrayed by taking the rigid inner ring as the center, wherein an outer ring reinforcing truss is arranged around the outer side of the outermost layer of annular truss, and the bottom of the outer ring reinforcing truss is fixedly connected with a concrete column;

the truss structure comprises a plurality of radial trusses, a plurality of groups of radial trusses are distributed in a radial annular array, each group of radial trusses is fixedly connected with a rigid inner ring, an annular truss and an outer ring reinforcing truss at the same time, each group of radial trusses is of an arch structure and comprises an upper chord, a lower chord and a plurality of inclined web members, the upper ends of the web members are connected with the upper chord, the lower ends of the web members are connected with the lower chord, and the web members are mutually connected end to end;

the radial truss is provided with a radial supporting structure, the radial supporting structure comprises two round steel pull rods which are arranged in a crossed mode, two sections of the two round steel pull rods are hinged with two adjacent groups of radial trusses respectively, and adjustable supporting columns are installed at the bottoms of the connecting positions of the two adjacent radial supporting structures and the radial trusses between the two adjacent radial supporting structures.

Preferably, the round steel pull rod comprises a first pull rod, a second pull rod and a turn buckle, and two sets of opposite threads are arranged at the adjacent ends of the first pull rod and the second pull rod and are in threaded connection with the two ends of the turn buckle.

Preferably, the adjustable support column includes the mount pad that the top set up and is located its lower part and the supporting seat that the interval set up, the upper portion fixedly connected with universal joint of supporting seat, universal joint and mount pad fixed connection.

Preferably, the bottom of the supporting seat is fixedly connected with a reinforcing seat.

Preferably, the upper surface of the supporting seat is fixedly provided with a nut, and the upper surface of the mounting seat penetrates through a bolt hole.

The utility model discloses a technological effect and advantage: the modular design of the layer-in truss is used for assembling and molding to form a large-span steel structure building which can be used as a stadium terrace or a planting shed; the upright posts used for supporting are fewer, the used consumable types are fewer, and the installation is more convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a schematic view of the radial support structure of the present invention;

figure 4 is a schematic diagram of a novel adjustable support column structure.

In the figure: 1. a circumferential truss; 2. a concrete column; 3. an outer ring reinforcing truss; 4. a radial truss; 5. a radial support structure; 51. round steel pull rods; 52. a turn buckle; 6. an adjustable support column; 61. a reinforcement base; 62. a nut; 63. a universal joint; 64. a mounting seat; 65. and (4) supporting the base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a large-span steel structure with a supporting structure as shown in figures 1-3, which comprises a rigid inner ring 7 positioned at the central position and a plurality of layers of annular trusses 1 which take the rigid inner ring 7 as a central annular array, wherein an outer ring strengthening truss 3 is enclosed at the outer side of the outermost annular truss 1, and the bottom of the outer ring strengthening truss 3 is fixedly connected with a concrete upright post 2;

the truss structure is characterized by further comprising radial trusses 4, wherein a plurality of groups of radial trusses 4 are distributed in a radial annular array mode, each group of radial trusses 4 is fixedly connected with a rigid inner ring 7, an annular truss 1 and an outer ring reinforcing truss 3 at the same time, each group of radial trusses 4 is of an arch structure and comprises an upper chord member, a lower chord member and a plurality of inclined web members, the upper ends of the web members are connected with the upper chord member, the lower ends of the web members are connected with the lower chord member, and the web members are mutually connected end to end; referring to fig. 1, the radial truss structure 4 of the design is stable, and has few consumable types, thereby facilitating welding.

Referring to fig. 1 and 2, during installation, the radial girders 4 are fixedly installed on the outer ring of the rigid inner ring 7, then the outer ring reinforcing girders 3 are fixedly installed on the outermost edges of the radial girders 4, and then the circumferential girders 1 are welded, so that the shed cover structure is completed.

The radial truss structure 4 is provided with a radial supporting structure 5, the radial supporting structure 5 comprises two round steel pull rods 51 which are arranged in a crossed mode, two sections of the two round steel pull rods 51 are hinged with upper chords of two adjacent groups of radial truss structures 4 respectively, and adjustable supporting columns 6 are installed at the bottoms of the radial supporting structures 5 and the connecting positions of the radial truss structures 4 between the two adjacent round steel pull rods 51.

Specifically, the round steel pull rod 51 comprises a first pull rod, a second pull rod and a turn buckle 52, wherein two sets of opposite threads are arranged at the adjacent ends of the first pull rod and the second pull rod and are in threaded connection with two ends of the turn buckle 52; the relative tensile stress of the first pull rod and the second pull rod is adjusted through the turn buckle 52, and the stability of the structure is kept.

Referring to fig. 1 or 2, the radial support structure 5 is provided with four groups which are symmetrical by taking the rigid inner ring 7 as a center, so that the effect of strengthening radial support is achieved, the structure is simplified, and the use of support columns is reduced.

When it is worth integrating, since the canopy structure is a structure similar to an arch as a whole, the adjustable supporting column 6 adopts the following structure with reference to fig. 3: adjustable support post 6 includes the mount pad 64 that the top set up and is located its lower part and the supporting seat 65 that the interval set up, the bottom fixedly connected with of supporting seat 65 strengthens seat 61, the upper portion fixedly connected with universal joint 63 of supporting seat 65, universal joint 63 and mount pad 64 fixed connection can realize the installation angle between adjustable support post 6 and the radial truss 4 through universal joint 63, can carry out the adaptability of angle and adjust along with installation relief or truss self trend in the practical application scene, in addition. The rotating shaft of the universal joint can adopt a damping shaft, so that the abrasion is reduced, and a certain buffering effect is realized.

The upper surface fixed mounting of supporting seat 65 has nut 62, the upper surface of mount pad 64 runs through there is the bolt hole, and during the use, if the angle of supporting seat need not adjust (keeping the parallel of mount pad 64 and supporting seat 65 promptly), bolted connection bolt hole and nut can be adopted, and then the position of spacing mount pad 64 and supporting seat 65.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. Possesses bearing structure's large-span steel construction, its characterized in that: the concrete column type steel plate truss structure comprises a rigid inner ring (7) positioned in the center and a plurality of layers of hoop trusses (1) which are annularly arrayed by taking the rigid inner ring (7) as the center, wherein an outer ring reinforcing truss (3) is arranged on the outer side of the outermost hoop truss (1), and the bottom of the outer ring reinforcing truss (3) is fixedly connected with a concrete column (2);

the truss structure is characterized by further comprising radial trusses (4), wherein a plurality of groups of radial trusses (4) are distributed in a radial annular array mode, each group of radial trusses (4) is fixedly connected with a rigid inner ring (7), an annular truss (1) and an outer ring reinforcing truss (3) at the same time, each group of radial trusses (4) is of an arch structure and comprises an upper chord member, a lower chord member and a plurality of inclined web members, the upper ends of the web members are connected with the upper chord member, the lower ends of the web members are connected with the lower chord member, and the web members are mutually connected end to end;

be provided with radial bearing structure (5) on radial truss (4), radial bearing structure (5) are including two round steel pull rods (51) of cross arrangement, and two sections of two round steel pull rods (51) articulate adjacent two sets of radial truss (4) respectively, and adjustable support post (6) are installed to the bottom of radial bearing structure (5) of adjacent two and the junction that is located radial truss (4) between the two.

2. The large-span steel structure with a support structure of claim 1, wherein: the round steel pull rod (51) comprises a first pull rod, a second pull rod and a turn buckle (52), two sets of opposite threads are arranged at the adjacent ends of the first pull rod and the second pull rod, and the two sets of opposite threads are in threaded connection with the two ends of the turn buckle (52).

3. The large-span steel structure with a support structure according to claim 2, wherein: adjustable support column (6) are including mount pad (64) that the top set up and be located its lower part and supporting seat (65) that the interval set up, the upper portion fixedly connected with universal joint (63) of supporting seat (65), universal joint (63) and mount pad (64) fixed connection.

4. The large-span steel structure with a support structure of claim 3, wherein: the bottom of the supporting seat (65) is fixedly connected with a reinforcing seat (61).

5. The large-span steel structure with a support structure of claim 4, wherein: the upper surface fixed mounting of supporting seat (65) has nut (62), the upper surface of mount pad (64) runs through there is the bolt hole.