CN216109022U - Connecting structure of steel truss and steel-concrete building - Google Patents

Connecting structure of steel truss and steel-concrete building Download PDF

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Publication number
CN216109022U
CN216109022U CN202122155160.1U CN202122155160U CN216109022U CN 216109022 U CN216109022 U CN 216109022U CN 202122155160 U CN202122155160 U CN 202122155160U CN 216109022 U CN216109022 U CN 216109022U
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steel
concrete building
plate
box girder
connection structure
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CN202122155160.1U
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张春春
万浩
温晓海
王森浩
金旭
李勇
贾旭东
刘娜
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Beijing Jingxi Construction Group Co ltd
Jiangsu Provincial Construction Group Co Ltd
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Beijing Jingxi Construction Group Co ltd
Jiangsu Provincial Construction Group Co Ltd
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Abstract

The application relates to the technical field of steel truss connection structures, in particular to a connection structure of a steel truss and a steel-concrete building. This application has the advantage that stability is high and bearing capacity is strong.

Description

Connecting structure of steel truss and steel-concrete building
Technical Field
The application relates to the technical field of steel truss connection structures, in particular to a connection structure of a steel truss and a steel-concrete building.
Background
Reinforced concrete structures, i.e. reinforced concrete composite structures, are commonly used in the field of building construction. The reinforced concrete composite structure has large bearing load, but the construction is more complicated, and the dead weight is larger, thus being unfavorable for the structure. The steel truss support structure is simple in construction and can be connected with a steel-concrete building to form a hybrid support structure with complementary advantages. The performance of the connection structure of the steel truss and the steel-concrete building will directly affect the engineering quality of the hybrid support structure.
At present, the connection structure of common steel truss and steel-concrete building adopts the angle steel as support piece, and the process of using bolt fastening angle steel support piece on the concrete support column can cause destruction to the integrality of concrete support column to influence holistic structural strength, make overall structure's stability reduce, bearing capacity descends.
In view of the above-mentioned related technologies, the inventors found that the conventional connection structure of the steel truss and the steel-concrete building has the defects of low structural stability and insufficient load-bearing capacity.
SUMMERY OF THE UTILITY MODEL
In order to improve steel truss and steel-concrete building connection structure's stability and bearing capacity, this application provides a steel truss and steel-concrete building's connection structure.
The application provides a connection structure of steel truss and steel-concrete building adopts following technical scheme:
a connecting structure of a steel truss and a steel-concrete building comprises an embedded part connected with the steel-concrete building, a box girder connected with the embedded part, a traction part arranged on the box girder and connected with the steel-concrete building, and a beam support arranged below the box girder and connected with the steel-concrete building.
Through adopting above-mentioned technical scheme, the case roof beam supports the case roof beam as the connecting piece of steel truss I-beam and steel-concrete building, pre-buried built-in fitting in steel-concrete building concrete, and this kind of structural design has protected steel-concrete building concrete's integrality, establishes the tensile structural strength that the traction piece above the case roof beam can promote the case roof beam, establishes the beam brace below the case roof beam and can promote the compressive structural strength of case roof beam, has improved overall structure's stability and bearing capacity.
Optionally, the embedded part includes an embedded plate and a plurality of high-strength bolts vertically arranged on the embedded plate.
By adopting the technical scheme, the high-strength bolt has a fixing effect on the box girder, and the embedded plate has the effects of fixing the high-strength bolt and increasing the contact area between the embedded part and the concrete of the steel-concrete building, so that the connection strength between the embedded part and the steel-concrete building is improved, and the stability and the bearing capacity of the whole structure are improved.
Optionally, one side of the embedded plate, which is far away from the high-strength bolt, is vertically provided with a plurality of steel bar connecting plates.
Through adopting above-mentioned technical scheme, the reinforcing bar connecting plate can get up the reinforcing bar fixed connection among built-in panel and the steel-concrete building, compares in directly pouring the concrete support column with the built-in fitting, and the fixed mode that passes through the reinforcing bar connecting plate with reinforcing bar and built-in panel and be connected improves built-in fitting and steel-concrete building joint strength, increases overall structure's stability and bearing capacity.
Optionally, the surface of the high-strength bolt is provided with an anti-rust coating.
Through adopting above-mentioned technical scheme, establish the antirust coating on high strength bolt surface and can reduce the high strength bolt possibility that the corrosion fracture appears, played the guard action to holistic connection structure's integrality, and then promoted the stability of built-in fitting to case roof beam fixed connection structure.
Optionally, the box girder includes a box body connected with the high-strength bolt, a rib plate vertically arranged in the box body, and a fastening bolt arranged on the box body in a penetrating manner and far away from one end of the reinforced concrete building.
Through adopting above-mentioned technical scheme, the gusset structure can effectively promote the compressive structural strength of case roof beam, wears to establish and keeps away from the one end of steel-concrete building fastening bolt to play the effect of connecting and fixing to the I-beam of steel truss at the box, compares in only using the mode that the welding is connected I-beam and case roof beam, and fastening bolt can further promote case roof beam and steel truss I-beam connection structure's stability and bearing capacity.
Optionally, the rib plate is provided with a notch.
By adopting the technical scheme, the gap formed in the rib plate reserves a space for the I-beam to be inserted into the box girder, so that the contact area between the rib plate and the steel truss I-beam is increased, the length of a welding seam between the box girder and the steel truss I-beam is prolonged, and the stability and the bearing capacity of the connecting structure of the box girder and the steel truss I-beam are further improved.
Optionally, the traction member comprises a connecting plate with one end connected with the reinforced concrete building and a plurality of traction plates vertically arranged on the connecting plate; the other end of the connecting plate is connected with the top of the box girder.
Through adopting above-mentioned technical scheme, the connecting plate couples together the upper surface of case roof beam and the support column of steel-concrete building, and the traction plate of establishing perpendicularly on the connecting plate plays the tensile effect of traction to the connecting plate that links to each other with case roof beam upper surface.
Optionally, the beam support comprises a support plate with one end connected with the steel-concrete building and a plurality of support legs with two ends connected with the support plate; the other end of the supporting plate is connected with the bottom of the box girder.
Through adopting above-mentioned technical scheme, the backup pad couples together the lower surface of case roof beam and the support column of steel-concrete building, establishes the supporting leg in the backup pad and plays the backup pad that links to each other with case roof beam lower surface and support and fixed effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the box girder is used as a connecting piece of the steel truss I-beam and a steel-concrete building, and the box girder is supported by using the embedded part embedded in the concrete of the steel-concrete building, so that the integrity of the concrete of the steel-concrete building is protected, the tensile structural strength of the box girder can be improved by the traction part arranged above the box girder, the compressive structural strength of the box girder can be improved by the beam support arranged below the box girder, and the stability and the bearing capacity of the whole structure are improved;
2. the rib plate structure can effectively improve the compression structure strength of the box girder, the fastening bolt penetrating through one end, far away from the steel-concrete building, of the box body plays a role in connecting and fixing the I-shaped girder of the steel truss, and compared with a mode of connecting the I-shaped girder and the box girder only by welding, the fastening bolt can further improve the stability and the bearing capacity of the connecting structure of the box girder and the I-shaped girder of the steel truss;
3. the gap that sets up on the gusset in this application has reserved the space for the I-beam inserts the box girder inside, has increased the area of contact of gusset and steel truss I-beam, has prolonged the welding seam length of box girder and steel truss I-beam, has further promoted box girder and steel truss I-beam connection structure's stability and bearing capacity.
Drawings
Fig. 1 is a schematic view of a connection structure of a steel truss and a steel-concrete building, which is disclosed in an embodiment of the present application.
Fig. 2 is a schematic cross-sectional view illustrating a connection structure of a steel truss and a steel-concrete building according to an embodiment of the present application.
Fig. 3 is a schematic structural diagram of an embedded part in the embodiment of the present application.
Fig. 4 is a schematic structural view of a box girder in the embodiment of the present application.
Description of reference numerals: 1. embedding parts; 11. pre-burying a plate; 12. a high strength bolt; 111. a reinforcing steel bar connecting plate; 2. A box girder; 21. a box body; 22. a rib plate; 23. fastening a bolt; 221. a notch; 3. a traction member; 31. a connecting plate; 32. a traction plate; 4. a beam support; 41. a support plate; 42. and (5) supporting legs.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
At present, the steel truss is mainly supported by angle steel in connection with the steel-concrete building, the bolts are used in the process of fixing the angle steel supporting pieces on the concrete supporting columns of the steel-concrete building, the structural integrity of the concrete supporting columns is damaged by the bolts, the integrity of the integral connection structure is reduced, and the structural stability and the bearing capacity are reduced. In order to improve the stability and the bearing capacity of a steel truss and steel-concrete building connecting structure, the embodiment of the application provides the connecting structure of the steel truss and the steel-concrete building.
The embodiment of the application discloses connection structure of steel truss and steel-concrete building. Referring to fig. 1 and 2, the connection structure of the steel truss and the steel-concrete building includes an embedded part 1, a box girder 2, a traction part 3, and a beam support 4. Wherein, the one end of built-in fitting 1 and the reinforcing bar fixed connection in the concrete support column of steel-concrete building, the other end and box roof beam 2 fixed connection, the one end of traction piece 3 and the concrete support column fixed connection of steel-concrete building, the other end and the last fixed surface of box roof beam 2 are connected, the one end of beam brace 4 and the concrete support column fixed connection of steel-concrete building, the other end and the lower fixed surface of box roof beam 2 are connected.
The embedded part 1 can support and fix the box girder 2 without destroying the integrity of the concrete support column of the steel-concrete building. The box beam 2 is a connecting piece of the steel truss I-beam and the steel-concrete building, one end of the box beam is fixedly connected with the embedded part 1, and the other end of the box beam plays a role in supporting and fixing the steel truss I-beam. The traction piece 3 plays a role in traction and stretching of the box girder 2, and the tensile structural strength of the box girder 2 can be improved. The beam support 4 plays a supporting role for the box girder 2, and the compressive structural strength of the box girder 2 can be improved.
Referring to fig. 2 and 3, the embedment 1 includes an embedment plate 11 and a plurality of high-strength bolts 12 vertically welded to the embedment plate 11. Wherein, pre-buried plate 11 can be the metal sheet of a rectangle, and pre-buried plate 11 vertical welding has a plurality of reinforcing bar connecting plates 111, and reinforcing bar connecting plates 111 can be the rectangle metal sheet, and reinforcing bar welding in reinforcing bar connecting plates 111's the other end and the steel-concrete building is in the same place, and high strength bolt 12's surface coating has anti rust coating, and this anti rust coating can use anti rust paint.
Referring to fig. 2 and 4, the box girder 2 includes a box body 21, a rib 22, and fastening bolts 23. The box body 21 can be a rectangular metal box with an opening at one end, the rib plate 22 is vertically welded in the box body 21, the rib plate 22 can be a rectangular metal plate, the rib plate 22 is provided with a notch 221, and the fastening bolt 23 penetrates through one end of the box body 21 far away from the concrete support column, so that the steel truss I-beam is fixedly connected with the box body 21.
Referring to fig. 1 and 2, the traction element 3 comprises a coupling plate 31 and a traction plate 32. Wherein, connecting plate 31 can be made by two perpendicular welds of rectangle metal sheet each other, and connecting plate 31 one end is installed on the concrete support column of steel-concrete building through bolted connection's mode, and the upper surface at box 21 is installed through the welded mode to the other end, and the towing plate 32 can be a right angled triangle's metal sheet, and two right-angle sides of towing plate 32 are welded perpendicularly on connecting plate 31.
Referring to fig. 1 and 2, the girder 4 includes a support plate 41 and a support leg 42. Wherein, the backup pad 41 can be made by two rectangle metal sheets welding perpendicularly of each other, and the concrete support column of steel-concrete building is installed through bolted connection's mode to backup pad 41 one end, and the lower surface at box 21 is installed through the welded mode to the other end, and supporting leg 42 can be a rectangle metal column, and the both ends of supporting leg 42 are fixed on backup pad 41 through the welded mode.
The implementation principle of the connection structure of the steel truss and the steel-concrete building provided by the embodiment of the application is as follows: the constructor firstly welds the reinforcing steel bar connecting plate 111 of the embedded part 1 on the reinforcing steel bar of the reinforced concrete building, then pouring the embedded part 1 into a concrete support column of the steel-concrete building, hoisting the box girder 2 to a proper position, sleeving the box body 21 on the high-strength bolt 12, the box body 21 is firmly installed by using nuts, the connecting plate 31 and the supporting plate 41 are respectively fixed at proper positions of the concrete support column of the steel-concrete building by using bolts, then the connecting plate 31 is welded with the upper surface of the box body 21, the supporting plate 41 is welded with the lower surface of the box body 21, finally the steel truss I-beam is hoisted to a proper position, so that the steel truss I-beam is inserted into the notch 221 on the rib plate 22, and welding the steel truss I-beam and the rib plate 22 together, and finally fixing the steel truss I-beam and the box body 21 together by using the fastening bolt 23, so that the assembly of the connecting structure can be completed.
The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, 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 (8)

1. The utility model provides a connection structure of steel truss and steel-concrete building which characterized in that: the box girder comprises an embedded part (1) connected with a steel-concrete building, a box girder (2) connected with the embedded part (1), a traction part (3) arranged on the box girder (2) and connected with the steel-concrete building, and a beam support (4) arranged below the box girder (2) and connected with the steel-concrete building.
2. The connection structure of a steel truss and a steel-concrete building according to claim 1, wherein: the embedded part (1) comprises an embedded plate (11) and a plurality of high-strength bolts (12) vertically arranged on the embedded plate (11).
3. The connection structure of a steel truss and a steel-concrete building according to claim 2, wherein: and a plurality of steel bar connecting plates (111) are vertically arranged on one side, far away from the high-strength bolt (12), of the embedded plate (11).
4. The connection structure of a steel truss and a steel-concrete building according to claim 2, wherein: and an antirust coating is arranged on the surface of the high-strength bolt (12).
5. The connection structure of a steel truss and a steel-concrete building according to claim 2, wherein: the box girder (2) comprises a box body (21) connected with the high-strength bolt (12), a rib plate (22) vertically arranged in the box body (21) and a fastening bolt (23) penetrating through one end of the box body (21) far away from the steel-concrete building.
6. The connection structure of a steel truss and a steel-concrete building according to claim 5, wherein: the rib plate (22) is provided with a notch (221).
7. The connection structure of a steel truss and a steel-concrete building according to claim 1, wherein: the traction piece (3) comprises a connecting plate (31) and a plurality of traction plates (32), wherein one end of the connecting plate (31) is connected with the reinforced concrete building, and the traction plates (32) are vertically arranged on the connecting plate (31);
the other end of the connecting plate (31) is connected with the top of the box girder (2).
8. The connection structure of a steel truss and a steel-concrete building according to claim 1, wherein: the beam support (4) comprises a support plate (41) with one end connected with the steel-concrete building and a plurality of support legs (42) with two ends connected with the support plate (41);
the other end of the supporting plate (41) is connected with the bottom of the box girder (2).
CN202122155160.1U 2021-09-07 2021-09-07 Connecting structure of steel truss and steel-concrete building Active CN216109022U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122155160.1U CN216109022U (en) 2021-09-07 2021-09-07 Connecting structure of steel truss and steel-concrete building

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122155160.1U CN216109022U (en) 2021-09-07 2021-09-07 Connecting structure of steel truss and steel-concrete building

Publications (1)

Publication Number Publication Date
CN216109022U true CN216109022U (en) 2022-03-22

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ID=80731724

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122155160.1U Active CN216109022U (en) 2021-09-07 2021-09-07 Connecting structure of steel truss and steel-concrete building

Country Status (1)

Country Link
CN (1) CN216109022U (en)

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