CN210238769U - Assembled concrete frame node - Google Patents
Assembled concrete frame node Download PDFInfo
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- CN210238769U CN210238769U CN201921024327.7U CN201921024327U CN210238769U CN 210238769 U CN210238769 U CN 210238769U CN 201921024327 U CN201921024327 U CN 201921024327U CN 210238769 U CN210238769 U CN 210238769U
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Abstract
The utility model discloses an assembled concrete frame node, include the node body and indulge the muscle, the node body has and is used for the installation to indulge the mounting hole of muscle, indulges the muscle and sets up in the mounting hole to be used for linking to each other with roof beam or post. In the fabricated concrete frame node, the end of the node body can be buried in the beam or column to which it is connected, and the node body can bear a large stress, thereby improving the strength of the connection point. Simultaneously, still be fixed with in the mounting hole of node body and indulge the muscle, indulge muscle accessible grout sleeve isotructure, further improved the joint strength of assembled concrete frame node.
Description
Technical Field
The utility model relates to a construction technical field, in particular to assembled concrete frame node.
Background
The fabricated concrete frame structure completes construction of a building by assembling prefabricated structures such as beams, columns and wallboards, and has the advantages of flexible building space arrangement, higher prefabrication rate, environmental protection, energy conservation, remarkable economic benefit and the like, so that the fabricated concrete frame structure is widely concerned and applied.
In the fabricated concrete frame structure, the connection node between the beam and the main has a great influence on the overall stability and seismic performance of the building. In the prior art, a grouting sleeve and a connecting steel bar are usually pre-embedded in a prefabricated beam and a prefabricated column, and the prefabricated member is connected through the connecting steel bar and the grouting sleeve. However, the connection strength of the grouting sleeve is greatly controversial in the industry, and the connection through the grouting sleeve also brings great hidden danger to the safety of the building.
Therefore, how to improve the connection strength of the nodes in the fabricated concrete frame structure is a technical problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an assembled concrete frame node, it is connected roof beam, post through the node body, is showing through indulging the muscle improvement simultaneously and has improved joint strength.
In order to achieve the above object, the utility model provides an assembled concrete frame node, include the node body and indulge the muscle, the node body has and is used for the installation indulge the mounting hole of muscle, indulge the muscle set up in the mounting hole to be used for linking to each other with roof beam or post.
Preferably, the mounting holes include a horizontal mounting hole extending in a horizontal direction and a vertical mounting hole extending in a vertical direction.
Preferably, the node body is provided with a notch, the mounting holes are located in the notch, and the longitudinal ribs penetrate through the notch to increase the connection strength of the node body and the beam or the column.
Preferably, the node body is cubic, and the notches are located at the top corners of the node body.
Preferably, the notches are also cubic, and the 8 vertex angles of the node body are provided with the notches.
Preferably, a preset distance is arranged between the two notches on the same side edge of the node body.
Preferably, the recess has 3 bottom surfaces, and each bottom surface is provided with 4 mounting holes.
Preferably, 3 of the bottom surfaces respectively include a first bottom surface, a second bottom surface and a third bottom surface, the mounting holes on the first bottom surface, the second bottom surface and the third bottom surface are respectively arranged according to a first rectangle, a second rectangle and a third rectangle, the width of the first rectangle is equal to the width of the second rectangle, the length of the first rectangle is less than the length of the second rectangle, the length of the second rectangle is equal to the length of the third rectangle, and the width of the second rectangle is less than the width of the third rectangle.
Preferably, the node body is a hollow structure.
The utility model provides an assembled concrete frame node, include the node body and indulge the muscle, the node body has and is used for the installation to indulge the mounting hole of muscle, indulges the muscle and sets up in the mounting hole to be used for linking to each other with roof beam or post.
In the fabricated concrete frame node, the end of the node body can be buried in the beam or column to which it is connected, and the node body can bear a large stress, thereby improving the strength of the connection point. Meanwhile, longitudinal bars are further fixed in the mounting holes of the node body and can be connected with the beam or the column through structures such as grouting sleeves, and the connection strength of the assembly type concrete frame node is further improved.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of an assembled concrete frame node provided by the present invention;
fig. 2 is a schematic structural diagram of the node body in fig. 1.
Wherein the reference numerals in fig. 1 and 2 are:
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.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of an assembled concrete frame node according to the present invention; fig. 2 is a schematic structural diagram of the node body in fig. 1.
The utility model provides an assembled concrete frame node, as shown in figure 1, include node body 1 and indulge muscle 5. The node body 1 may be in a cubic shape, a cylindrical shape, a cross shape, or the like, and has a mounting hole 6 penetrating in a horizontal direction or a vertical direction, and the longitudinal rib 5 penetrates through the mounting hole 6 and is connected to a beam or a column.
Specifically, taking the fabricated concrete frame joint as an example to connect two beams, two ends of the longitudinal bar 5 are respectively connected with the end parts of the two beams through grouting sleeves and other mechanisms. The two ends of the node body 1 are respectively attached to the end faces of the two beams, concrete is poured on the periphery of the node body 1, and finally the connection of the two beams is completed.
Optionally, the length of the longitudinal rib 5 is greater than that of the node body 1, and the longitudinal rib 5 can be connected with a mounting hole 6 preset on the beam or the column. Of course, the end surface of the beam or column connected to the fabricated concrete frame node may be provided with a groove, and the node body 1 may be embedded in the groove and filled with concrete, thereby fixing the node body 1 to the beam or column.
It should be noted that if the node body 1 is cross-shaped or extends along three directions perpendicular to each other, the fabricated concrete frame node can simultaneously connect a plurality of beams and two columns. Accordingly, the mounting holes 6 include a horizontal mounting hole 6 extending in the horizontal direction and a vertical mounting hole 6 extending in the vertical direction. Assembled concrete frame node is equipped with many along vertical direction and horizontal direction and indulges muscle 5, and the muscle 5 that indulges that sets up along vertical direction can be used to the spliced pole, and the muscle 5 that indulges that sets up along the horizontal direction can be used to the tie-beam, and its concrete connection mode can refer to the above.
In this embodiment, assembled concrete frame node includes node body 1 and indulges muscle 5, indulges 5 both ends of muscle and can link to each other with two roof beams or two posts respectively. The node body 1 has a mounting hole 6, and the longitudinal rib 5 is provided in the mounting hole 6. When indulging muscle 5 and roof beam or post and linking to each other, node body 1 is located between the two, pours concrete at node body 1's periphery in the connection process and makes node body 1 and the roof beam post of connecting rather than form an organic whole and make the structure. Compared with the prior art, the strength of the connecting point can be greatly improved by the fabricated concrete frame node only through connection of the grouting sleeve and the steel bar.
Assembled concrete frame node mainly bears shear stress and tensile stress, for the intensity that improves the junction department, node body 1 is equipped with the notch. The mounting holes 6 are positioned in the notches, and the longitudinal ribs 5 penetrate through the mounting holes 6 on the bottom surfaces of the notches. After the notch is arranged, concrete can be filled between the side wall of the notch and the longitudinal bar 5, the closer the concrete is filled, the larger the friction force between the concrete and the side wall of the notch and between the concrete and the longitudinal bar 5 is, and the strength of the tensile stress of the node of the fabricated concrete frame is further improved.
Optionally, for convenience of manufacture, the node body 1 is cube-shaped, and as shown in fig. 1, the notch is located at the top corner of the node body 1. The notch can be cylindrical, a cylinder with a sector-shaped cross section or any other shape. In a specific embodiment of the present application, the notch is also cube-shaped, and the notch and the node body 1 share a vertex and three sides. Of course, the user may also set the notch in the middle of a certain side or the middle of a certain side of the node body 1, for example, the node body 1 may be a columnar structure with a cross section in a shape of "hui", and the like, which is not limited herein.
Optionally, 8 apex angles of node body 1 all are equipped with the notch, and the interval is preset apart from between two notches on the same side of node body 1. As shown in fig. 2, the cross section of the end of the node body 1 is cross-shaped, the cross section of the middle part is square-shaped, and when a beam or a column is prefabricated, a cross-shaped groove can be reserved on the end surface of the node body, so that the end of the node body 1 can be inserted into the groove, and the connection is convenient.
Optionally, the recess is cube-shaped, and has 3 bottom surfaces, and each bottom surface is provided with a mounting hole 6. The prefabricated concrete frame node can connect prefabricated members in three dimensions because three bottom surfaces are vertical to each other and longitudinal bars 5 connected with the bottom surfaces are also vertical to each other.
Further, each bottom surface is provided with 4 mounting holes 6, and in some cases, prefabricated members with three dimensions need to be connected to the fabricated concrete frame joints, so that the longitudinal bars 5 with three dimensions cannot interfere with each other. As shown in fig. 2, the 3 bottom surfaces are a first bottom surface 2, a second bottom surface 3 and a third bottom surface 4, respectively, and the mounting holes 6 on the first bottom surface 2, the second bottom surface 3 and the third bottom surface 4 are distributed at the top corners of the first rectangle, the second rectangle and the third rectangle, respectively. Specifically, the first rectangle is a square, the side length of the first rectangle is a first preset length, and the symmetry axis of the first rectangle coincides with the symmetry axis of the first bottom surface 2. The second rectangle is a rectangle, the width of which is equal to the first preset length, the symmetry axis of which is coincident with the symmetry axis of the second bottom surface 3, the length of which is the second preset length, and the second preset length is equal to two times of the first preset length. The third rectangle is also a square, the side length of the third rectangle is equal to a second preset length, and the symmetry axis of the third rectangle coincides with the symmetry axis of the third bottom surface 4. Of course, the distribution manner is only a specific implementation manner of the distribution of the mounting holes 6, and the user may also change the number and the distribution manner of the mounting holes 6 according to the need, which is not limited herein.
Further, in order to improve the strength of the shear stress resistance of the fabricated concrete frame node, the node body 1 is of a hollow structure. The assembled concrete frame node adopts six cross-shaped section steels with the same shape in the machining process, the cross-shaped section steels are formed by welding end parts, and the welded square perforated steel plates are welded at the positions corresponding to the notches in the welded structure. In addition, in order to further improve the strength of the fabricated concrete frame node, a reinforcing rib can be arranged in the hollow part inside the node body 1.
In this embodiment, node body 1 is equipped with the notch, indulges muscle 5 and passes the bottom surface of notch, and when pouring concrete, the concrete can be filled in the notch bottom surface and indulge between muscle 5, can improve the frictional force between concrete and the assembled concrete frame node through improving the density of pouring, and then improves the tensile strength of tie point. In addition, the bottom surface of the notch is provided with a plurality of mounting holes 6, so that a plurality of longitudinal ribs 5 can be mounted in the notch, and the tensile strength and the bending strength of the fabricated concrete frame joint are further improved.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
It is right above that the utility model provides an assembled concrete frame node has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (9)
1. The utility model provides an assembled concrete frame node, its characterized in that includes node body (1) and indulges muscle (5), node body (1) has and is used for the installation indulge mounting hole (6) of muscle (5), indulge muscle (5) set up in mounting hole (6) to be used for linking to each other with roof beam or post.
2. Fabricated concrete frame node according to claim 1, characterised in that the mounting holes (6) comprise horizontal mounting holes (6) extending in a horizontal direction and vertical mounting holes (6) extending in a vertical direction.
3. Fabricated concrete frame node according to claim 2, characterised in that the node body (1) is provided with recesses in which the mounting holes (6) are located, the longitudinal bars (5) passing through the recesses to increase the strength of the connection of the node body (1) with a beam or column.
4. Fabricated concrete frame node according to claim 3, characterised in that the node body (1) is cube-shaped, the indentations being located at the top corners of the node body (1).
5. Fabricated concrete frame node according to claim 4, characterised in that said recesses are also cube-shaped, said recesses being provided at 8 vertex angles of the node body (1).
6. Fabricated concrete frame node according to claim 5, characterised in that two of said recesses on the same side of the node body (1) are spaced a predetermined distance apart.
7. Fabricated concrete frame node according to claim 6, characterised in that the recess has 3 bottom surfaces, each of which is provided with 4 mounting holes (6).
8. Fabricated concrete frame node according to claim 7, characterised in that 3 of said bottom surfaces are a first bottom surface (2), a second bottom surface (3) and a third bottom surface (4), respectively, said mounting holes (6) on said first bottom surface (2), said second bottom surface (3) and said third bottom surface (4) being arranged in a first rectangle, a second rectangle and a third rectangle, respectively, said first rectangle having a width equal to the width of said second rectangle, said first rectangle having a length less than the length of said second rectangle, said second rectangle having a length equal to the length of said third rectangle, said second rectangle having a width less than the width of said third rectangle.
9. Fabricated concrete frame node according to any one of claims 1 to 8, characterised in that the node body (1) is of hollow construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921024327.7U CN210238769U (en) | 2019-07-02 | 2019-07-02 | Assembled concrete frame node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921024327.7U CN210238769U (en) | 2019-07-02 | 2019-07-02 | Assembled concrete frame node |
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| Publication Number | Publication Date |
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| CN210238769U true CN210238769U (en) | 2020-04-03 |
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| CN201921024327.7U Active CN210238769U (en) | 2019-07-02 | 2019-07-02 | Assembled concrete frame node |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258783A (en) * | 2019-07-02 | 2019-09-20 | 广东工业大学 | A kind of assembly concrete frame joint |
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2019
- 2019-07-02 CN CN201921024327.7U patent/CN210238769U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258783A (en) * | 2019-07-02 | 2019-09-20 | 广东工业大学 | A kind of assembly concrete frame joint |
| CN110258783B (en) * | 2019-07-02 | 2024-06-11 | 广东工业大学 | Assembled concrete frame node |
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