CN213741564U

CN213741564U - Hotel conversion layer truss structure

Info

Publication number: CN213741564U
Application number: CN202022037638.6U
Authority: CN
Inventors: 张波; 朱新建; 刘方及
Original assignee: Guangxi Xinfeng Steel Structure Co ltd; Guangxi Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Guangxi Xinfeng Steel Structure Co ltd; Guangxi Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-07-20
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a hotel conversion layer truss structure, including steel column, floorbar, frame roof beam and diagonal web member, steel column and diagonal web member all are provided with a plurality of groups, the steel column sets up between floorbar and frame roof beam, floorbar and frame roof beam are connected respectively to the both ends of diagonal web member, diagonal web member includes H shaped steel and installs the box end at H shaped steel both ends, and is two sets of the box end is installed respectively on floorbar and frame roof beam. The utility model discloses a conversion layer truss structure has improved the structure of diagonal web member in current truss conversion layer's structure, sets up the box end through the both ends at H shaped steel, utilizes the box end to be connected with floorbar and frame roof beam, has improved the indirect joint strength of H shaped steel with floorbar and frame roof beam, has guaranteed simultaneously that there is sufficient area of connection between H shaped steel and the box end, has avoided the junction later stage atress damage of H shaped steel with floorbar and frame roof beam.

Description

Hotel conversion layer truss structure

Technical Field

The utility model relates to a building technical field especially relates to a hotel conversion layer truss structure.

Background

The transfer floor of the high-rise building is arranged between the upper small space structure floor and the lower large space structure floor, and plays a role in supporting the upper floor structure. The conventional conversion layers are beam type conversion layers and truss conversion layers, and the beam type conversion layers have the defects of large section size, heavy structure and huge mass concentration points and poor anti-seismic performance. And the horizontal rigidity of the truss conversion layer structure is high, and under the action of power, huge layer shear force can be distributed in a local area of the truss, so that the structural member is easily damaged in the local area of the truss conversion. Aiming at the two different types of transfer floor structures, truss transfer floors can be selected in some high-rise buildings, and the main purpose of the truss transfer floors is to reduce the weight of the whole building and reduce the self weight of floors. The main damaged point is basically the joint of the two ends of the diagonal web member with the bottom beam and the frame beam, the current diagonal web member generally adopts H-shaped steel, the joint of the two ends of the diagonal web member with the bottom beam and the frame beam is not easy to weld and stabilize, and the stress surface of the diagonal web member and the joint of the bottom beam and the frame beam is small, so that the joints of the two ends of the diagonal web member with the bottom beam and the frame beam are easy to break and damage when the truss conversion layer structure is stressed in the later period.

Disclosure of Invention

The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide a hotel transfer layer truss structure, this transfer layer truss structure simple structure connects firmly, is difficult to destroy between the connecting elements.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides a hotel conversion layer truss structure, includes steel column, floorbar, frame roof beam and oblique web member, steel column and oblique web member all are provided with a plurality of groups, the steel column sets up between floorbar and frame roof beam, floorbar and frame roof beam are connected respectively to the both ends of oblique web member, oblique web member includes H shaped steel and installs the box end at H shaped steel both ends, and is two sets of the box end is installed respectively on floorbar and frame roof beam.

As an improvement of the technical scheme, reinforced rib plates are welded on the box-shaped end heads, the bottom beam and the outer side of the frame beam.

As an improvement of the technical scheme, supporting plates are transversely welded at two ends of the H-shaped steel and are connected with flanges at two sides of the same side of the H-shaped steel.

As an improvement of the technical scheme, a connecting block is arranged on the supporting plate along the length direction of the H-shaped steel, and one end, which faces outwards, of the connecting block is connected with the end face of the box-shaped end.

As an improvement of the technical scheme, two groups of oblique web members are arranged between every two adjacent groups of steel columns, the two groups of oblique web members are distributed in a cross shape, and the cross positions of the H-shaped steel on the two groups of oblique web members are connected in a welding mode.

As an improvement of the technical scheme, the frame beam comprises an I-beam and a concrete layer coated outside the I-beam, the box-shaped end is fixedly connected with the I-beam, and the concrete layer coats the joint of the box-shaped end and the I-beam.

As an improvement of the technical scheme, a lacing wire is arranged in the concrete layer.

As an improvement of the above technical scheme, an upper beam supporting column is arranged at a position, corresponding to the steel column, on the frame beam, the upper beam supporting column is welded on the I-shaped beam, and the concrete layer is also arranged outside the upper beam supporting column.

As an improvement of the technical scheme, a supporting web plate is vertically arranged at the position, corresponding to the connection position of the steel column, of the I-shaped beam, and two ends of the supporting web plate are respectively connected with flanges on two sides of the I-shaped beam.

Compared with the prior art, the beneficial effects of this application are:

the utility model discloses a conversion layer truss structure has improved the structure of diagonal web member in current truss conversion layer's structure, sets up the box end through the both ends at H shaped steel, utilizes the box end to be connected with floorbar and frame roof beam, has improved the indirect joint strength of H shaped steel with floorbar and frame roof beam, has guaranteed simultaneously that there is sufficient area of connection between H shaped steel and the box end, has avoided the junction later stage atress damage of H shaped steel with floorbar and frame roof beam.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic view of a partial structure in an embodiment of the present invention.

In the figure: steel column 1, bottom beam 2, frame beam 3, I-beam 31, concrete layer 32, support web 33, diagonal web member 4, H-shaped steel 41, box-shaped end 42, reinforced rib plate 43, support plate 44, connecting block 45 and beam upper support column 5

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-2, the utility model provides a hotel conversion layer truss structure, including steel column 1, floorbar 2, frame roof beam 3 and oblique web member 4, steel column 1 and oblique web member 4 all are provided with a plurality of groups, steel column 1 sets up between floorbar 2 and frame roof beam 3, floorbar 2 and frame roof beam 3 are connected respectively to the both ends of oblique web member 4, oblique web member 4 includes H shaped steel 41 and installs the box end 42 at H shaped steel 41 both ends, and is two sets of box end 42 is installed respectively on floorbar 2 and frame roof beam 3. In the application, besides the steel column 1 is arranged at the part between the base beam 2 and the frame beam 3, the steel column 1 with larger specification is arranged at the two ends of the base beam 2 and the frame beam 3, and the outside of the steel column 1 is coated with a concrete layer structure to improve the strength of the whole support. Of course, in some specific design structures, the structure of the steel column 1 disposed between the bottom beam 2 and the frame beam 3 may be selected according to actual requirements. In addition, the floorbar 2 can be a concrete precast beam body in this application, also can be to adopting conventional I-steel structural steel beam, but no matter be the floorbar 2 or frame beam 3, both should all be through adding the muscle welding with the steel column 1 junction in the outside in this application to improve joint strength.

Wherein, in order to improve the joint strength of box end 42 in this application, avoid later stage atress box end 42 and floorbar 2 and frame roof beam 3's junction to appear the welding seam and damage, box end 42 and floorbar 2 and frame roof beam 3 outside all welded has reinforced rib plate 43, and reinforced rib plate 43 is perpendicular to box end 42 and floorbar 2 and frame roof beam 3's joint seam.

Further, in another embodiment of the present application, in order to increase the strength of the two ends of the H-beam 41, the supporting plates 44 are transversely welded to the two ends of the H-beam 41, the supporting plates 44 are connected to the flanges on the two sides of the same side of the H-beam 41, the supporting plates 44 are arranged on the two sides of the H-beam 41, and a multi-layer structure can be arranged, and the supporting plates 44 are also welded to the webs of the H-beam 41, so as to improve the stability.

In addition, a connecting block 45 is arranged on the supporting plate 44 along the length direction of the H-shaped steel 41, and one outward end of the connecting block 45 is connected with the end face of the box-shaped end 42. The support plate 44 is connected by the welding connecting block 45, so that the connecting area between the end part of the H-shaped steel 41 and the end surface of the box-shaped end 42 can be further increased, the connecting strength between the end part of the H-shaped steel and the box-shaped end is further improved, and the problem of weld joint damage caused by later stress concentration is reduced.

Referring to fig. 1 and 2, two groups of diagonal web members 4 are arranged between two adjacent groups of steel columns 1, the two groups of diagonal web members 4 are distributed in a cross shape, and the intersections of the H-shaped steels 41 on the two groups of diagonal web members 4 are welded. The diagonal web members 4 are arranged in a crossed manner, so that the overall supporting strength between the bottom beam 2 and the frame beam 3 can be further increased, and the strength of the whole conversion layer is further improved.

The frame beam 3 comprises an I-beam 31 and a concrete layer 32 coated outside the I-beam 31, the box-shaped end 42 is fixedly connected with the I-beam 31, and the concrete layer 32 coats the joint of the box-shaped end 42 and the I-beam 31. Wherein a tie bar is provided in the concrete layer 32, which can be practically combined with a conventional composite structure. The concrete layer 32 can effectively protect the structure of the i-beam 31, reduce the rigidity of the i-beam 31, and improve the flexibility, and the i-beam 31 is an i-beam in the application.

In some embodiments of the present application, the frame beam 3 is provided with an upper joist 5 at a position corresponding to the steel column 1, the upper joist 5 is welded to the i-beam 31, and the concrete layer 32 is also provided outside the upper joist 5. The joist studs 5 are primarily intended as a superstructure foundation for the whole building, for which purpose the joist studs 5 are designed primarily for the purpose of serving as a support structure for the later superstructure.

The supporting web 33 is vertically arranged at the position, corresponding to the connection position of the steel column 1, of the i-beam 31, two ends of the supporting web 33 are respectively connected with flanges on two sides of the i-beam 31, and the connection strength of the i-beam 31 and the steel column 1 can be effectively improved by using the supporting decoupling strands of the supporting web 33.

The utility model discloses a conversion layer truss structure has improved the structure of diagonal web member 4 in current truss conversion layer's structure, set up box end 42 through the both ends at H shaped steel 41, utilize box end 42 to be connected with floorbar 2 and frame roof beam 3, improved H shaped steel 41 and floorbar 2 and frame roof beam 3's indirect joint strength, guaranteed simultaneously that there is sufficient area of connection between H shaped steel 41 and the box end 42, avoided H shaped steel 41 and floorbar 2 and frame roof beam 3's junction later stage atress damaged.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. The utility model provides a hotel conversion layer truss structure, includes steel column, floorbar, frame roof beam and oblique web member, steel column and oblique web member all are provided with a plurality of groups, the steel column sets up between floorbar and frame roof beam, its characterized in that are connected respectively to the both ends of oblique web member: the inclined web members comprise H-shaped steel and box-shaped ends arranged at two ends of the H-shaped steel, and the two groups of box-shaped ends are respectively arranged on the bottom beam and the frame beam.

2. The hotel transfer floor truss structure of claim 1 wherein reinforced ribs are welded to the box ends and the outer sides of the bottom beams and the frame beams.

3. The hotel conversion layer truss structure as recited in claim 1 or 2, wherein support plates are welded transversely to both ends of the H-beam, and the support plates are connected to flanges on both sides of the same side of the H-beam.

4. The hotel transfer floor truss structure of claim 3 wherein the support plates are provided with connecting blocks along the length direction of the H-shaped steel, and the outward ends of the connecting blocks are connected with the end faces of the box-shaped ends.

5. The truss structure for hotel transfer floor according to claim 1, wherein two sets of diagonal web members are disposed between two adjacent sets of steel columns, the two sets of diagonal web members are disposed in a crisscross manner, and the intersections of the H-shaped steel on the two sets of diagonal web members are welded together.

6. The hotel transfer floor truss structure of claim 1, wherein the frame beams comprise I-beams and concrete layers coated outside the I-beams, the box-shaped ends are fixedly connected with the I-beams, and the concrete layers coat the joints of the box-shaped ends and the I-beams.

7. The hotel conversion floor truss structure of claim 6 wherein a tie bar is provided within the concrete layer.

8. The truss structure for hotel transfer floor according to claim 6, wherein the frame beams are provided with upper beam support columns at positions corresponding to the steel columns, the upper beam support columns are welded to the I-beams, and the concrete layer is also arranged outside the upper beam support columns.

9. The truss structure for hotel transfer floors as defined in claim 6, wherein a support web is vertically disposed at a position corresponding to the connection of the steel columns, and two ends of the support web are respectively connected to flanges at two sides of the i-beam.