CN211714353U

CN211714353U - Large-span steel structure ceiling layer-feeding type ring beam

Info

Publication number: CN211714353U
Application number: CN201922181867.2U
Authority: CN
Inventors: 李晓明; 莫胜明; 赵峰
Original assignee: Zhejiang Dadi Steel Structure Co ltd
Current assignee: Zhejiang Dadi Steel Structure Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-10-20
Anticipated expiration: 2029-12-09

Abstract

The utility model relates to a formula ring roof beam is advanced on large-span steel construction ceiling layer solves the large-scale problem of the large-span steel construction ceiling design degree of difficulty in large-scale semi-open venue. This structure is used for the sports stadium, and the sports stadium center is the stadium, and the stadium surrounds and sets up the stand, has evenly laid a plurality of stands around the stand periphery, the steel truss passes through the stand and supports and pick out the setting from the extroversion in, the inner of steel truss is established ties through the collar tie, the collar tie is the step structure that advances step by step, and each layer of collar tie includes the upper beam pole and the underbeam pole that transversely set up, sets up a plurality of slope web members between upper beam pole and the underbeam pole, between the adjacent two-layer collar tie, the upper beam pole of the lower floor collar tie extends and regards as the underbeam pole of upper collar tie to upper collar tie one side. The utility model discloses a formula ring beam is advanced on layer, lets the ceiling form the stair structure along with formula ring beam is advanced on layer, has increased the overhead space of stand, and the notch cuttlefish department inlays and establishes glass and improves the daylighting, and the ceiling separates into the polylith through the ladder, makes things convenient for the drainage.

Description

Large-span steel structure ceiling layer-feeding type ring beam

Technical Field

The utility model belongs to the building field relates to a large-scale venue of steel construction, in particular to formula circle roof beam is advanced on large-span steel construction ceiling layer.

Background

Along with the improvement of the living standard of people, people have higher and higher demands on the spiritual civilization. Large-scale venues such as football stadiums, track and field stadiums, swimming pools and the like can be used for holding sports events, can also be used as sports grounds of people, can also be used as meeting places at night, and are important infrastructure for building spiritual civilization. In some large football fields and track and field grounds, semi-open structures are adopted, namely, open air is adopted above a football field or a track field, a ceiling is erected above a stand, in the field, the ceiling is erected and usually adopts a steel structure as a framework, and then tarpaulin is laid on the framework. For the large-span steel structure ceilings, the inner ring of the steel structure can not be provided with the upright post for blocking the sight, the upright post arranged around the outer side of the site can only be used as an outer support, the steel truss is selected out to the inner ring to be used as a framework, and the inner ring of the steel truss is generally provided with the ring beam. To complicated steel construction ceiling, how under the prerequisite of guaranteeing structural strength, compromise the space height of stand top, can guarantee good daylighting, drainage effect again simultaneously, be the difficult point of steel construction design promptly, also be the bright spot of steel construction design.

SUMMERY OF THE UTILITY MODEL

The utility model discloses mainly be to the large-span steel construction ceiling in large-scale semi-open venue when guaranteeing structural strength, will compromise demands such as stand headspace, daylighting, drainage, the big problem of the design degree of difficulty provides a formula ring roof beam is advanced on large-span steel construction ceiling layer, through the ceiling design of heightening layer upon layer, has satisfied the demand of space, daylighting, drainage.

The purpose of the utility model is mainly realized by the following scheme: the utility model provides a formula ring roof beam is advanced on large-span steel construction ceiling layer for the sports arena, sports arena center is the stadium, and the stadium surrounds and sets up the stand, and the stadium top is open-air, and the ceiling is set up to the stand top, and the ceiling includes crisscross steel truss and lays the tarpaulin on steel truss, its characterized in that: surround stand periphery and evenly laid a plurality of stands, the steel truss passes through the stand and supports and from the outside-in setting of choosing, the inner of steel truss is established ties through the collar tie-beam, the collar tie-beam is the step structure that advances step by step, and each layer of collar tie-beam is including the upper beam pole and the underbeam pole of horizontal setting, sets up a plurality of slope web members between upper beam pole and the underbeam pole, between adjacent two-layer collar tie-beam, and the upper beam pole of lower floor's collar tie-beam extends and is regarded as the underbeam pole of upper collar tie-beam to upper collar tie-beam one side. In this scheme, the ring beam adopts the progressive formula structure layer upon layer of step, and the steel truss is inner to be established ties through the ring beam, and consequently the ceiling of steel truss also is the structure that increases that advances layer upon layer, makes the stand setting can be along with the layer upon layer of ceiling progressively and then rise step by step, can set up more positions to improve the drop space of stand front and back row, the reduction blocks, acquires better field of vision. The step surface of the ceiling which is advanced layer by layer can be provided with transparent glass, so that the lighting of the stand is improved. The ceiling is divided into different blocks by the step surface, so that the calculation of drainage and the arrangement of drainage pipelines are facilitated, and accumulated water in the ceiling is placed. A beam rod of adjacent layer ring beam shares, forms the overlapping of ring beam and advances progressively, guarantees structural strength.

Preferably, between two adjacent layers of ring beams, the adjacent end parts of the lower beam rod of the lower layer ring beam and the upper beam rod of the upper layer ring beam in horizontal plane projection are flush with each other or have overlapping.

Preferably, in the same ring beam, a vertical web member is arranged between the end parts of the upper beam member and the lower beam member, between two adjacent ring beams, an inclined web member is arranged between the end part of the lower beam member of the lower ring beam and the lower beam member of the upper ring beam, and an inclined web member is arranged between the end part of the upper beam member of the upper ring beam and the upper beam member of the lower ring beam.

Preferably, in the same ring beam, the inclination directions of the adjacent inclined web members are opposite, and the end portions of the adjacent inclined web members abut against each other.

Preferably, the entrance and exit are symmetrically arranged on two sides of the sports stadium, the grandstand and the ceiling are divided into two parts by connecting lines of the two entrance and exit, the two parts of the ceiling are respectively provided with ring beams, and for the ceiling on one side, the ring beam on the lowest layer and the ring beam on the uppermost layer extend outwards along the boundary line of the grandstand and the entrance and are supported by the upright post. Stands on two sides of the sports stadium are relatively independent, and two ends of the ring beam are supported by the stand columns and are mutually supported layer by layer.

Preferably, the steel truss comprises an arc-shaped upper chord and an arc-shaped lower chord, a web member is arranged between the upper chord and the lower chord, the end part of the upper chord is welded with the upper beam, and the end part of the lower chord is welded with the lower beam.

Preferably, tarpaulin is laid above the upper chord, a step surface is formed at the junction of two adjacent layers of ring beams, and the tarpaulin is sealed by lighting glass at the step surface drop position.

The utility model discloses a formula ring beam is advanced on layer, lets the ceiling form the stair structure along with formula ring beam is advanced on layer, when having guaranteed steel construction intensity, has increased the overhead space of stand, and ladder face department inlays and establishes glass and improves the daylighting, and the ceiling separates into the polylith through the ladder, makes things convenient for the drainage.

Drawings

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

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

Fig. 2 is a schematic plan view of the ring beam structure with most of the steel trusses removed.

Fig. 3 is a schematic plan view of the steel truss structure with the ring beam removed according to the present invention.

Fig. 4 is a schematic diagram of the abutting structure of the adjacent two-layer ring beams of the present invention.

Illustration of the drawings: 1. the building comprises an entrance, an exit, 2, columns, 3, a steel truss, 4, ring beams, 5, upper ring beams, 51, upper beam rods of the upper ring beams, 52, lower beam rods of the upper ring beams, 6, lower ring beams, 61, upper beam rods of the lower ring beams, 62, lower beam rods of the lower ring beams, 7, inclined web members, 8 and vertical web members.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): a large-span steel structure ceiling laminated ring beam of a stadium stand, as shown in figure 1. The center of the sports stadium is a sports ground, stands are arranged around the sports ground, the upper part of the sports ground is open, a ceiling is arranged above the stands and comprises staggered steel trusses and tarpaulins laid on the steel trusses. As shown in fig. 3, a plurality of upright posts 2 are uniformly distributed around the periphery of the stand, and the steel truss 3 is supported by the upright posts and is arranged by being picked out from the outside to the inside. As shown in fig. 2, the inner ends of the steel trusses 3 are connected in series by a ring beam 4. As shown in fig. 1-3, the entrance and exit 1 are symmetrically arranged on both sides of the sports stadium, the grandstand and the ceiling are divided into two parts by two entrance and exit connecting lines, the two parts of the ceiling are respectively provided with a ring beam 4, and for the ceiling on one side, the ring beam on the lowest layer and the ring beam on the uppermost layer both extend outwards along the boundary line of the grandstand and the entrance and are supported by the upright post 2.

As shown in fig. 1, the ring beam 4 is a stepped structure which is stepped one by one, each layer of ring beam comprises an upper beam rod and a lower beam rod which are transversely arranged, a plurality of inclined web members 7 are arranged between the upper beam rod and the lower beam rod, the inclined directions of the adjacent inclined web members 7 are opposite in the same layer of ring beam, and the end parts of the adjacent inclined web members are abutted against each other. As shown in fig. 4, between two adjacent layers of ring beams 4, the upper beam rod 61 of the lower layer ring beam 6 extends to the upper layer ring beam 5 side and serves as the lower beam rod 52 of the upper layer ring beam. Between two adjacent layers of ring beams, the lower beam rod 62 of the lower layer ring beam and the upper beam rod 51 of the upper layer ring beam are flush with each other at the adjacent ends of the horizontal plane projection. In the same layer of ring beam, be equipped with vertical web member 8 between the tip of upper beam pole and underbeam pole, between adjacent two-layer ring beam, be equipped with an slope web member 7 between the underbeam pole 62 tip of lower floor's ring beam and the underbeam pole 52 of upper floor's ring beam, be equipped with an slope web member 7 between the upper beam pole 51 tip of upper floor's ring beam and the upper beam pole 61 of lower floor's ring beam.

The steel truss comprises an arc-shaped upper chord and an arc-shaped lower chord, a web member is arranged between the upper chord and the lower chord, the end part of the upper chord is welded with the upper beam, and the end part of the lower chord is welded with the lower beam. And tarpaulin is laid above the upper chord, step surfaces are formed at junctions of two adjacent layers of ring beams by the tarpaulin, and the step surface drop positions of the tarpaulin are sealed by lighting glass.

The ring beam adopts a stepped structure which is progressive layer by layer, and the inner ends of the steel trusses are connected in series through the ring beam, so that the ceiling of the steel trusses is also of a structure which is increased layer by layer, the arrangement of the stand can be gradually increased along with the progressive layer by layer of the ceiling, more positions can be set, the fall space of the front row and the rear row of the stand is improved, the blocking is reduced, and a better visual field is obtained. The step surface of the ceiling which is advanced layer by layer can be provided with transparent glass, so that the lighting of the stand is improved. The ceiling is divided into different blocks by the step surface, so that the calculation of drainage and the arrangement of drainage pipelines are facilitated, and accumulated water in the ceiling is placed. A beam rod of adjacent layer ring beam shares, forms the overlapping of ring beam and advances progressively, guarantees structural strength.

Claims

1. The utility model provides a formula ring roof beam is advanced on large-span steel construction ceiling layer for the sports arena, sports arena center is the stadium, and the stadium surrounds and sets up the stand, and the stadium top is open-air, and the ceiling is set up to the stand top, and the ceiling includes crisscross steel truss and lays the tarpaulin on steel truss, its characterized in that: surround stand periphery and evenly laid a plurality of stands, the steel truss passes through the stand and supports and from the outside-in setting of choosing, the inner of steel truss is established ties through the collar tie-beam, the collar tie-beam is the step structure that advances step by step, and each layer of collar tie-beam is including the upper beam pole and the underbeam pole of horizontal setting, sets up a plurality of slope web members between upper beam pole and the underbeam pole, between adjacent two-layer collar tie-beam, and the upper beam pole of lower floor's collar tie-beam extends and is regarded as the underbeam pole of upper collar tie-beam to upper collar tie-beam one side.

2. The large-span steel structure ceiling laminated ring beam of claim 1, wherein: between two adjacent layers of ring beams, the lower beam rod of the lower layer of ring beam and the upper beam rod of the upper layer of ring beam are mutually flush or overlapped at the adjacent end parts of the horizontal plane projection.

3. The large-span steel structure ceiling laminated ring beam of claim 1, wherein: in the same layer of ring beam, a vertical web member is arranged between the end parts of the upper beam rod and the lower beam rod, between two adjacent layers of ring beams, an inclined web member is arranged between the end part of the lower beam rod of the lower layer of ring beam and the lower beam rod of the upper layer of ring beam, and an inclined web member is arranged between the end part of the upper beam rod of the upper layer of ring beam and the upper beam rod of the lower layer of ring beam.

4. The large-span steel structure ceiling laminated ring beam as claimed in claim 1, 2 or 3, wherein: in the same layer of ring beam, the inclination directions of the adjacent inclined web members are opposite, and the end parts of the adjacent inclined web members are mutually abutted.

5. The large-span steel structure ceiling laminated ring beam as claimed in claim 1, 2 or 3, wherein: the entrance and exit are symmetrically arranged on two sides of the sports stadium, the grandstand and the ceiling are divided into two parts by two entrance and exit connecting lines, the two parts of the ceiling are respectively provided with a ring beam, and for the ceiling on one side, the ring beam on the lowest layer and the ring beam on the uppermost layer extend outwards along the boundary line of the grandstand and the entrance and exit and are supported by the upright posts.

6. The large-span steel structure ceiling laminated ring beam as claimed in claim 1, 2 or 3, wherein: the steel truss comprises an arc-shaped upper chord and an arc-shaped lower chord, a web member is arranged between the upper chord and the lower chord, the end part of the upper chord is welded with the upper beam, and the end part of the lower chord is welded with the lower beam.

7. The large-span steel structure ceiling laminated ring beam of claim 6, wherein: and tarpaulin is laid above the upper chord, a step surface is formed at the junction of two adjacent layers of ring beams, and the step surface drop position of the tarpaulin is sealed by adopting lighting glass.