CN214784720U

CN214784720U - Support structure of green building center pillar

Info

Publication number: CN214784720U
Application number: CN202120118777.3U
Authority: CN
Inventors: 王海富; 王鹏刚; 王琼; 王立昱
Original assignee: Shenzhen Zero Five Construction Engineering Co ltd
Current assignee: Shenzhen Zero Five Construction Engineering Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-11-19
Anticipated expiration: 2031-01-15

Abstract

The utility model belongs to the technical field of the technique of a green building and specifically relates to a bearing structure of stand in green building is related to, and it includes steel column and building basis, the fixed bottom plate that is provided with of lower extreme of steel column, leave the clearance between the lower surface of bottom plate and the upper surface on building basis, the clearance intussuseption is filled with back pouring block, back pouring block is formed in the clearance for the concrete material pouring, be provided with the connecting piece between bottom plate and the building basis. This application has the effect that the levelness required to building foundation upper surface when reducing the connection steel column.

Description

Support structure of green building center pillar

Technical Field

The application relates to the technical field of green building, in particular to a supporting structure of a middle upright post of a green building.

Background

The green building is a novel building designed for saving resources, protecting the environment and reducing pollution, and is designed for reducing the reuse of building materials or utilized building materials and mainly considering the health or energy conservation and emission reduction of people. For reusable green buildings, steel structures are generally used.

Patent document No. CN206495334 discloses a connecting device for a green fabricated building foundation and a wind-resistant steel column, which comprises: the connecting bottom plate is arranged at the bottom of the wind-resistant steel column; the connecting bottom plate is connected with a building foundation through foundation bolts; the bottom of the wind-resistant steel column is connected with the connecting bottom plate through a plurality of reinforcing ribs; and at least eight foundation bolts are arranged on the connecting bottom plate.

But the structure has higher requirement on levelness of the upper surface of the building foundation.

SUMMERY OF THE UTILITY MODEL

In order to reduce the levelness requirement to building foundation upper surface when connecting the steel column, this application provides a green building center pillar's bearing structure.

The application provides a bearing structure of stand in green building adopts following technical scheme:

the utility model provides a supporting structure of green building center pillar, includes steel column and building foundation, the lower extreme of steel column is fixed and is provided with the bottom plate, leave the clearance between the lower surface of bottom plate and the upper surface of building foundation, the clearance intussuseption is filled with back pouring block, back pouring block is that concrete material pours into in the clearance and forms, be provided with the connecting piece between bottom plate and the building foundation.

Through adopting above-mentioned technical scheme, during the installation, will hang the steel column vertically earlier, and the bottom plate of steel column lower extreme keeps in the top of building foundation upper surface, makes to leave the clearance between building foundation upper surface and the bottom plate lower surface, after adjustment bottom plate to horizontal position, with the clearance intussuseption concrete, the back pouring block that forms after the concrete sets up, because the back pouring block is filled can support on the bottom plate in the clearance to can reduce the levelness requirement to building foundation upper surface.

Preferably, a lower reinforcing mesh is arranged in the building foundation, upper reinforcing meshes are arranged in the rear pouring blocks, and connecting ribs are arranged between the lower reinforcing mesh and the upper reinforcing meshes.

Through adopting above-mentioned technical scheme, lower reinforcing bar net is located the building foundation, and last reinforcing bar net is located back pouring block to connect through the splice bar between lower reinforcing bar net and the last reinforcing bar net, thereby can improve the joint strength of back pouring block and building foundation.

Preferably, the connecting rib is bent into a V shape, two ends of the connecting rib are fixed on the lower reinforcing mesh, and the middle part of the connecting rib extends out of the building foundation and is fixed with the upper reinforcing mesh.

Through adopting above-mentioned technical scheme, the splice bar is the V-arrangement, and the both ends of splice bar are fixed on the reinforcing bar net down, and the middle part stretches out in the building foundation, and the splice bar is bent into the V-arrangement and can be improved the intensity of splice bar, reduces the bending deformation of splice bar.

Preferably, the two ends of the connecting bar are bent to form bending sections, the two bending sections are located on the same straight line, and the connecting bar is tied up and fixed on the lower steel bar mesh through the bending sections and the lower steel bar mesh.

Through adopting above-mentioned technical scheme, the bending forms the section of bending, ties up fixedly to the splice bar through the section of bending to can make the splice bar fix under on the reinforcing bar net, make things convenient for the installation of splice bar.

Preferably, a plurality of pot holes are formed in the upper surface of the building foundation, and a part of the rear casting block is filled in the pot holes.

By adopting the technical scheme, the plurality of pot holes are formed in the upper surface of the building foundation, and the rear casting block is filled in the pot holes, so that the connection strength of the rear casting block and the building foundation is improved.

Preferably, the connecting piece comprises a connecting screw rod and a nut, one end of the connecting screw rod is embedded in the building foundation and bent to be in an upward hook shape, and the other end of the connecting screw rod penetrates through the rear pouring block and the bottom plate to be in threaded connection with the nut.

By adopting the technical scheme, the connecting screw rod is positioned in the building foundation and is bent into the hook shape, so that the connecting strength of the connecting screw rod and the building foundation is enhanced.

Preferably, the connecting screw rod is provided with at least two nuts, and the two nuts are mutually abutted.

Through adopting above-mentioned technical scheme, set up two nuts at least on connecting screw, two mutual butts of nut can reduce the nut not hard up on connecting screw.

Preferably, a reinforcing plate is fixedly arranged between the bottom plate and the steel column, one side of the reinforcing plate is fixedly welded with the bottom plate, and the other side of the reinforcing plate is fixedly welded with the steel column.

Through adopting above-mentioned technical scheme, reinforcing plate welded fastening is between bottom plate and steel column to can make the connection between bottom plate and the steel column more firm.

Preferably, the edge of the rear casting block is spaced from the edge of the building foundation, and the rear casting block is located in the middle of the upper surface of the building foundation.

By adopting the technical scheme, the edge of the rear pouring block and the edge of the building foundation are arranged at intervals, so that the damage of the surface of the building foundation, which is close to the building foundation, of the downward acting force formed by the rear pouring block can be reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the bottom plate at the lower end of the steel column is kept above the upper surface of the building foundation, so that a gap is reserved between the upper surface of the building foundation and the lower surface of the bottom plate, after the bottom plate is adjusted to be in a horizontal position, concrete is filled in the gap, a post-cast block is formed after the concrete is solidified, and the post-cast block can be supported on the bottom plate after being filled in the gap, so that the requirement on the levelness of the upper surface of the building foundation can be reduced;

2. the lower steel bar mesh is positioned in the building foundation, the upper steel bar mesh is positioned in the rear casting block, and the lower steel bar mesh and the upper steel bar mesh are connected through the connecting ribs, so that the connecting strength of the rear casting block and the building foundation can be improved;

3. the bending section is formed through bending, and the connecting ribs are tied up and fixed through the bending section, so that the connecting ribs can be fixed on the lower reinforcing mesh, and the connecting ribs are convenient to install.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic diagram of a full-section configuration of an embodiment of the present application;

FIG. 3 is a schematic view of the construction of the connecting screw;

FIG. 4 is a schematic view of the construction of a connector bar;

fig. 5 is a schematic structural view of a building foundation.

Description of reference numerals: 1. a steel column; 2. building foundations; 3. a base plate; 4. a reinforcing plate; 5. a reinforcing mesh is arranged; 6. connecting a screw rod; 7. a gap; 8. a pit; 9. a steel bar net is arranged; 10. connecting ribs; 11. bending sections; 12. a nut; 13. cushion blocks; 14. and (5) casting the block.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses bearing structure of stand in green building, refer to fig. 1, including steel column 1 and building basis 2, steel column 1 is vertical to be set up, fixed bottom plate 3 that is provided with at the lower extreme of steel column 1, bottom plate 3 level sets up,

bottom plate

3 and 1 welded fastening of steel column are connected, and fixed reinforcing plate 4 that is provided with between bottom plate 3 and the steel column 1, reinforcing plate 4 is vertical to be set up, reinforcing plate 4 distributes along steel column 1 around and is provided with a plurality ofly, and reinforcing plate 4's one side and 3 welded fastening of bottom plate are connected, one side and 1 steel column's lateral wall welded fastening, make firm connection between steel column 1 and the bottom plate 3.

Referring to fig. 2 and 3, the construction foundation 2 is formed by casting concrete, and the construction foundation 2 is provided with a horizontal lower mesh reinforcement 5 inside the construction foundation 2 before casting, and the lower mesh reinforcement 5 is fixed inside the construction foundation 2 after casting the construction foundation 2. With reference to fig. 1, a plurality of connecting screws 6 are vertically arranged inside the building foundation 2, the lower ends of the connecting screws 6 are bent upwards to form hook shapes, and external threads are formed in the upper ends of the connecting screws 6.

Referring to fig. 2, when the steel column 1 is installed, the steel column 1 is lifted, a plurality of through holes are formed in the bottom plate 3, the through holes of the bottom plate 3 correspond to the upper ends of the connecting screws 6, the connecting screws 6 are inserted into the through holes of the bottom plate 3, the connecting screws 6 penetrate through the bottom plate 3, a gap 7 is reserved between the bottom plate 3 and the upper surface of the building foundation 2, and a plurality of pot holes 8 are formed in the upper surface of the building foundation 2. The upper surface of the building foundation 2 is provided with a template which is arranged around the edge of the bottom plate 3. So that the gap 7 is filled with concrete material to form the rear casting block 14, and the concrete used for the rear casting block 14 fills the gap 7 and the pot hole 8 and is solidified to form the rear casting block 14. The rear pouring block 14 is arranged between the building foundation 2 and the bottom plate 3, so that the bottom plate 3 can be kept horizontal, and the levelness requirement of the upper surface of the building foundation 2 is low.

Referring to fig. 4 and 5, an upper mesh reinforcement 9 is provided in the rear block 14, and a plurality of connection ribs 10 are provided between the upper mesh reinforcement 9 and the lower mesh reinforcement 5, so that the connection strength of the rear block 14 to the building foundation 2 can be improved. The rear pouring blocks 14 are flush with the edge of the bottom plate 3 at the edge formed by pouring and are arranged at least 5cm away from the edge of the building foundation 2, so that the damage caused by stress concentration at the edge of the building foundation 2 is reduced. When the upper reinforcing mat 9 is provided, the connecting ribs 10 are to be fixed to the lower reinforcing mat 5 before the building foundation 2 is poured. The connecting bars 10 are integrally bent to form a V shape, the two ends of each connecting bar 10 are bent to form bending sections 11, the bending sections 11 at the two ends of each connecting bar 10 are positioned on the same straight line, the bending sections 11 can be placed in parallel to the lower reinforcing mesh 5, iron wires are tied up on the bending sections 11 and the lower reinforcing mesh 5, the connecting bars 10 are fixed on the lower reinforcing mesh 5, the middle parts of the connecting bars 10 extend out of the upper surface of the building foundation 2, before the steel column 1 is placed above the building foundation 2, the lower reinforcing mesh 5 is placed on the connecting bars 10, the connecting bars 10 are fixedly welded with the upper reinforcing mesh 9, and therefore the upper reinforcing mesh 9 and the lower reinforcing mesh 5 are fixedly connected through the connecting bars 10.

Referring to fig. 1, after the rear casting block 14 is solidified, the upper end of the connecting screw rod 6 is connected with at least two nuts 12 in a threaded manner, the two nuts 12 on each connecting screw rod 6 are abutted against each other and pressed on the bottom plate 3, and a cushion block 13 is arranged between the nut 12 and the bottom plate 3, so that the strength of the bottom plate 3 at the nut 12 is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a green building center pillar's bearing structure, includes steel column (1) and building basis (2), its characterized in that: the steel column is characterized in that a bottom plate (3) is fixedly arranged at the lower end of the steel column (1), a gap (7) is reserved between the lower surface of the bottom plate (3) and the upper surface of the building foundation (2), a rear pouring block (14) is filled in the gap (7), the rear pouring block (14) is formed by pouring a concrete material in the gap (7), and a connecting piece is arranged between the bottom plate (3) and the building foundation (2).

2. The support structure of the green building center pillar of claim 1, wherein: be provided with down reinforcing bar net (5) in building foundation (2), all be provided with in back pouring block (14) upper reinforcing bar net (9), be provided with between lower reinforcing bar net (5) and upper reinforcing bar net (9) connecting rib (10).

3. The support structure of the green building center pillar of claim 2, wherein: the connecting ribs (10) are bent into a V shape, two ends of each connecting rib (10) are fixed on the lower reinforcing mesh (5), and the middle parts of the connecting ribs (10) extend out of the building foundation (2) and are fixed with the upper reinforcing mesh (9).

4. The support structure of the green building center pillar of claim 3, wherein: the two ends of the connecting rib (10) are bent to form bending sections (11), the two bending sections (11) are located on the same straight line, and the connecting rib (10) is tied up and fixed on the lower reinforcing mesh (5) through the bending sections (11) and the lower reinforcing mesh (5).

5. The support structure for the center pillar of green building according to any one of claims 1 to 4, wherein: the upper surface of the building foundation (2) is provided with a plurality of pot holes (8), and one part of the rear pouring block (14) is filled in the pot holes (8).

6. The support structure of the green building center pillar of claim 1, wherein: the connecting piece comprises a connecting screw rod (6) and a nut (12), one end of the connecting screw rod (6) is embedded into the building foundation (2) and bent into an upward hook shape, and the other end of the connecting screw rod penetrates through the rear pouring block (14) and the bottom plate (3) to be in threaded connection with the nut (12).

7. The support structure for the center pillar of green building of claim 6, wherein: the connecting screw rod (6) is at least provided with two nuts (12), and the two nuts (12) are mutually abutted.

8. The support structure of the green building center pillar of claim 1, wherein: a reinforcing plate (4) is fixedly arranged between the bottom plate (3) and the steel column (1), one side of the reinforcing plate (4) is fixedly welded with the bottom plate (3), and the other side of the reinforcing plate is fixedly welded with the steel column (1).

9. The support structure of the green building center pillar of claim 1, wherein: the edge of the rear pouring block (14) and the edge of the building foundation (2) are arranged at intervals, and the rear pouring block (14) is located in the middle of the upper surface of the building foundation (2).