CN213682849U - Shear connector, prefabricated steel beam and steel-concrete combined beam - Google Patents
Shear connector, prefabricated steel beam and steel-concrete combined beam Download PDFInfo
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- CN213682849U CN213682849U CN202022527003.4U CN202022527003U CN213682849U CN 213682849 U CN213682849 U CN 213682849U CN 202022527003 U CN202022527003 U CN 202022527003U CN 213682849 U CN213682849 U CN 213682849U
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Abstract
The utility model discloses a shear connector, prefabricated girder steel and steel-concrete composite beam relates to the steel-concrete composite structure field in the building structure, the shear connector includes curb plate and diaphragm, one end of curb plate is fixed to be set up on the diaphragm, the curb plate is the angle setting with the diaphragm, the one end of the curb plate far away from the diaphragm is used for being the angle fixed connection with the girder steel; the prefabricated steel beam comprises a shear-resistant connecting piece and a steel beam, one end of the side plate, which is far away from the transverse plate, is fixedly connected with the steel beam, the side plate and the steel beam are arranged at an angle, and the shear-resistant connecting piece is embedded in a concrete layer poured on the steel beam; the steel-concrete combined beam comprises a prefabricated steel beam and a concrete layer, the concrete layer is poured on the prefabricated steel beam and is fixedly connected with the prefabricated steel beam, and the shear connector is embedded in the concrete layer and is fixedly connected with the concrete layer. The shear connector, the prefabricated steel beam and the steel-concrete composite beam can enhance the shear resistance, the sliding resistance and the lifting resistance of the steel-concrete composite beam.
Description
Technical Field
The utility model relates to a steel-concrete integrated configuration field among the building structure, concretely relates to shear connector, prefabricated girder steel and steel-concrete integrated beam.
Background
The shear connector is a key component which ensures that the steel beam and the concrete can work together after being combined, and is an important ring for determining the working performance of the combined structure. The stud is a shear connector which is commonly used, but the stud has insufficient shear bearing capacity and low rigidity. Although there are many types of shear connectors, each type of shear connector has its own limitations, such as complicated structure and connection method. This causes difficulties in the application of the shear connector and the construction of the composite structure.
Disclosure of Invention
The utility model aims at providing a shear connector, prefabricated girder steel and steel-concrete composite beam to solve the problem that above-mentioned prior art exists, can strengthen the ability of shearing, the anti-skidding ability and the anti ability of lifting of steel-concrete composite beam.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a shear connector, including curb plate and diaphragm, the one end of curb plate is fixed to be set up on the diaphragm, the curb plate with the diaphragm is the angle setting, the curb plate is kept away from the one end of diaphragm is used for being angle fixed connection with the girder steel.
Preferably, the transverse plate is a rectangular flat plate, the side plate is perpendicular to the transverse plate, and the side plate is parallel to one of the edges of the transverse plate.
Preferably, the side plates are provided with a plurality of side plates, and the distance between one end of each side plate far away from the transverse plate and the transverse plate is equal.
Preferably, the side plates are provided with two side plates which are respectively and fixedly arranged on two opposite edges of the transverse plate.
The utility model provides a prefabricated steel beam, including girder steel and the shear connector of above-mentioned arbitrary item, the curb plate is kept away from the one end of diaphragm with girder steel fixed connection, the curb plate with the girder steel is the angle setting, shear connector is used for inlaying and is pouring in the concrete layer on the girder steel.
Preferably, the shear connector is made of steel.
Preferably, the side plates are perpendicular to the length direction of the steel beam.
Preferably, a plurality of shear connectors are arranged and fixedly connected to the steel beam in an array manner.
The utility model provides a steel-concrete composite beam, including above-mentioned arbitrary prefabricated girder steel and concrete layer, concrete layer with prefabricated girder steel fixed connection, shear connector inlays in the concrete layer with concrete layer fixed connection.
The utility model discloses for prior art gain following technological effect:
the utility model provides a shear connector, including curb plate and diaphragm, the curb plate vertical fixation is on the diaphragm, and the one end that the diaphragm was kept away from to the curb plate is used for fixing to the girder steel on, and the length direction of curb plate and girder steel is perpendicular, and when coordinating with concrete layer, shear connector inlays into concrete layer, has strengthened girder steel and concrete layer's mechanical interlock effect, makes steel-concrete composite beam have sufficient shear capacity and anti ability of lifting. The side plates are in contact with the concrete layer, when the concrete layer and the steel beams are about to slide, the side plates can provide resistance, so that the steel beams and the concrete layer are prevented from sliding relatively, and the shearing resistance of the steel-concrete composite beam is improved; the transverse plates are matched with the concrete layer, and tension exists between the concrete layer and the steel beam through the transverse plates, so that the lifting resistance of the steel beam can be improved.
The utility model provides a prefabricated girder steel, including above-mentioned shear connector and girder steel, utilize the shear connector embedding concrete layer on the prefabricated girder steel, strengthen the mechanical interlock effect of prefabricated girder steel and concrete layer, the ability of shearing of prefabricated girder steel is with anti the ability height of lifting.
The utility model provides a steel-concrete composite beam, including above-mentioned prefabricated girder steel and concrete layer, the shear connector of prefabricated girder steel inlays and gets into concrete layer, makes girder steel and concrete layer atress jointly, strengthens the anti ability of lifting of prefabricated girder steel, and this steel-concrete composite beam's reliability is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a shear connector according to a first embodiment.
Fig. 2 is a schematic view of a prefabricated steel beam in the second embodiment.
Wherein: 1-a transverse plate; 2-side plate; 3-a shear connector; 4-a steel beam; and 5, prefabricating the steel beam.
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 aims at providing a shear connector and a prefabricated girder steel and a steel-concrete composite beam to solve the problem that above-mentioned prior art exists, can strengthen shearing, anti sliding and anti lift ability of steel-concrete composite beam.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Example one
The embodiment provides a shear connector 3, as shown in fig. 1, including diaphragm 1 and curb plate 2, the one end of curb plate 2 is fixed to be set up on diaphragm 1, curb plate 2 is the angle setting with diaphragm 1, the one end that diaphragm 1 was kept away from to curb plate 2 is used for becoming angle fixed hookup with girder steel 4, when cooperating with concrete layer, shear connector 3 inlays into concrete layer, has strengthened girder steel 4 and concrete layer's mechanical interlock effect, makes steel-concrete composite beam have sufficient shear resistance ability and anti-lift ability. Wherein, curb plate 2 and concrete layer contact, when concrete layer and girder steel 4 will produce when sliding, curb plate 2 can provide the resistance, prevents that girder steel 4 and concrete layer from sliding relatively, improves girder steel 4 and concrete layer's anti-shear capacity, and diaphragm 1 and concrete layer mutually support, and concrete layer and girder steel 4 pass through diaphragm 1 transmission pulling force, can increase girder steel 4's anti ability of lifting. In this embodiment, the transverse plate 1 is a rectangular flat plate, the side plate 2 is perpendicular to the transverse plate 1, and the side plate 2 is parallel to one of the edges of the transverse plate 1.
The shear connector 3 in this embodiment includes a plurality of curb plates 2, and the one end that diaphragm 1 was kept away from to every curb plate 2 equals with the distance of diaphragm 1, and a plurality of height equals shear connector 3 of curb plate 2 can directly place on girder steel 4 when using, easy operation, and the biggest atress of the single shear connector 3 of reinforcing increases the reliability.
In this embodiment, the side plates 2 are disposed two and respectively fixed on two opposite edges of the transverse plate 1.
Example two
This embodiment provides a precast steel girder, as shown in fig. 2, including girder steel 4 and the shear connector 3 in the embodiment one, shear connector 3 keeps away from the fixed setting of one end of diaphragm 1 on girder steel 4, and the length direction of curb plate 2 and girder steel 4 is the angle setting, and during the use, shear connector 3 inlays in the concrete layer of pouring on girder steel 4, strengthens girder steel 4 and concrete layer's mechanical interlock effect, makes precast girder steel 5 have higher shear capacity and anti ability of lifting.
The shear connector 3 in the embodiment is made of steel, the channel steel is high in rigidity, and the stability of the shear connector 3 can be improved.
In this embodiment, the side plates 2 and the steel beams 4 are fixed by welding.
In this embodiment, a plurality of shear connectors 3 of fixed connection are arranged according to actual conditions array on the girder steel 4.
EXAMPLE III
The embodiment provides a steel-concrete composite beam, which comprises a concrete layer and a prefabricated steel beam 5 in the second embodiment, wherein the concrete layer is fixedly connected with the prefabricated steel beam 5, and a shear connector 3 is embedded into the concrete layer, so that the steel beam 4 and the concrete layer bear force together, the lifting resistance of the prefabricated steel beam 5 is enhanced, and the reliability of the steel-concrete composite beam is high.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. A shear connector, characterized by: including curb plate and diaphragm, the one end of curb plate is fixed to be set up on the diaphragm, the curb plate with the diaphragm is the angle setting, the curb plate is kept away from the one end of diaphragm is used for being angle fixed connection with the girder steel.
2. The shear connector of claim 1, wherein: the transverse plate is a rectangular flat plate, the side plate is perpendicular to the transverse plate, and the side plate is parallel to one of the edges of the transverse plate.
3. The shear connector of claim 1, wherein: the curb plate is provided with a plurality ofly, every the curb plate is kept away from the one end of diaphragm with the distance of diaphragm all equals.
4. The shear connector of claim 2, wherein: the lateral plates are provided with two lateral plates which are respectively fixedly arranged on two opposite edges of the transverse plate.
5. The utility model provides a precast steel roof beam which characterized in that: the shear connector comprises a steel beam and the shear connector as claimed in any one of claims 1 to 4, wherein one end of the side plate, which is far away from the transverse plate, is fixedly connected with the steel beam, the side plate and the steel beam are arranged at an angle, and the shear connector is embedded in a concrete layer poured on the steel beam.
6. The precast steel beam of claim 5, wherein: the shear connector is made of steel.
7. The precast steel beam of claim 5, wherein: the side plates are perpendicular to the length direction of the steel beam.
8. The precast steel beam of claim 5, wherein: the side plates and the steel beam are fixed by welding.
9. The precast steel beam of claim 5, wherein: the steel beam is fixedly connected with the plurality of shear connectors in an array mode.
10. A steel-concrete composite beam is characterized in that: the prefabricated steel beam and the concrete layer are included, the concrete layer is poured on the prefabricated steel beam and is fixedly connected with the prefabricated steel beam, and the shear connectors are embedded in the concrete layer and are fixedly connected with the concrete layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022527003.4U CN213682849U (en) | 2020-11-05 | 2020-11-05 | Shear connector, prefabricated steel beam and steel-concrete combined beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022527003.4U CN213682849U (en) | 2020-11-05 | 2020-11-05 | Shear connector, prefabricated steel beam and steel-concrete combined beam |
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| Publication Number | Publication Date |
|---|---|
| CN213682849U true CN213682849U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022527003.4U Active CN213682849U (en) | 2020-11-05 | 2020-11-05 | Shear connector, prefabricated steel beam and steel-concrete combined beam |
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| CN (1) | CN213682849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067313A (en) * | 2019-05-22 | 2019-07-30 | 重庆交通大学 | Pressure-bearing-shearing-type connector |
-
2020
- 2020-11-05 CN CN202022527003.4U patent/CN213682849U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067313A (en) * | 2019-05-22 | 2019-07-30 | 重庆交通大学 | Pressure-bearing-shearing-type connector |
| CN110067313B (en) * | 2019-05-22 | 2024-04-26 | 重庆交通大学 | Pressure-bearing shearing type connecting piece |
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