CN215977988U - Connecting node of assembled horizontal component - Google Patents
Connecting node of assembled horizontal component Download PDFInfo
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- CN215977988U CN215977988U CN202121736132.2U CN202121736132U CN215977988U CN 215977988 U CN215977988 U CN 215977988U CN 202121736132 U CN202121736132 U CN 202121736132U CN 215977988 U CN215977988 U CN 215977988U
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Abstract
The utility model discloses a connecting node of an assembly type horizontal component, which comprises a first prefabricated component and a second prefabricated component, wherein the first prefabricated component comprises a prefabricated part and a cast-in-place part; the end face of the second prefabricated part connected with the first prefabricated part is provided with a through long one-way notch, and an anchoring rib is arranged in the one-way notch; the bottom side of the one-way notch is placed at the top side end of the prefabricated part, the spiral stirrup is placed at the abutted seam of the first prefabricated part and the second prefabricated part, a stressed main reinforcement is placed in the space where the spiral stirrup and the stressed stirrup are intersected, an additional horizontal reinforcement is placed in the space where the spiral stirrup and the anchoring reinforcement are intersected, and cast-in-place concrete is poured in the cast-in-place part and the one-way notch to connect the first prefabricated part and the second prefabricated part together. The connection node of the assembly type horizontal component has strong shock resistance and shear resistance and is suitable for areas with higher seismic intensity.
Description
Technical Field
The utility model belongs to the technical field of assembly type buildings, and particularly relates to a connecting node of an assembly type horizontal component.
Background
In the prior art, the joints of two prefabricated floor slabs are connected by using dry connection and wet connection.
Therefore, a new connection node of an assembly type horizontal component needs to be developed, reliable connection between prefabricated floor slabs in mechanical property can be achieved, anti-seismic performance is strong, a template does not need to be erected during site construction, and construction efficiency is improved.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the utility model provides a connected node of assembled horizontal component to solve the connected node structure atress performance that exists among the prior art of assembled horizontal component unsatisfactory, the inconvenient technical problem of scheduling of construction.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a connecting node of an assembled horizontal component comprises a first prefabricated component and a second prefabricated component, wherein the first prefabricated component comprises a prefabricated part and a cast-in-place part, a stressed stirrup is anchored on the prefabricated part, and the top side of the stressed stirrup is placed on the cast-in-place part; the end face of the second prefabricated part connected with the first prefabricated part is provided with a through long one-way notch, an anchoring rib is arranged in the one-way notch, one end of the anchoring rib is embedded in concrete of the second prefabricated part, and the other end of the anchoring rib is positioned in the one-way notch and does not exceed the bottom edge of the one-way notch; the bottom side of the one-way notch is placed at the end part of the top side of the prefabricated part, a spiral stirrup is placed at a joint of the first prefabricated part and the second prefabricated part, a stressed main reinforcement is placed in a space where the spiral stirrup and the stressed stirrup intersect, an additional horizontal reinforcement is placed in a space where the spiral stirrup and the anchoring reinforcement intersect, and cast-in-place concrete is poured in the cast-in-place part and the one-way notch to connect the first prefabricated part and the second prefabricated part together.
On the basis of the scheme, in another improved scheme, the one-way notch is a full-length L-shaped groove or a step-shaped notch.
On the basis of the scheme, in another improved scheme, the first prefabricated part is a structural part, and the second prefabricated part is a non-structural part.
On the basis of the scheme, in another improved scheme, the first prefabricated part is a superposed beam or a prefabricated wall plate, and the second prefabricated part is a prefabricated floor slab or a prefabricated staircase.
On the basis of the scheme, in another improved scheme, stressed main reinforcements are placed inside the top side corner pieces of the stressed stirrups, and one stressed main reinforcement is arranged in a space where the spiral stirrups and the stressed stirrups are intersected.
On the basis of the scheme, in another improved scheme, the height of the spiral stirrup does not exceed the upper surfaces of the first prefabricated part and the second prefabricated part.
On the basis of the scheme, in another improved scheme, double-faced steel bar meshes are arranged in the second prefabricated part, and the two double-faced steel bar meshes are connected through a plurality of anchoring ribs at positions close to a connecting surface.
On the basis of the scheme, in another improved scheme, an upper layer of steel mesh, a lower layer of steel mesh and an edge steel skeleton connecting the upper layer of steel mesh and the lower layer of steel mesh are arranged in the second prefabricated part, the edge steel skeleton is arranged on the end face of the second prefabricated part, and the edge steel skeleton comprises the anchoring ribs.
The technical scheme of the utility model has the beneficial technical effects that:
1. in the scheme, the connecting surface of the second prefabricated part is provided with the one-way notch, and the anchoring rib is arranged in the one-way notch, so that the mold is simple and easy to demould during production, the transportation is convenient, and the loading rate is improved;
2. according to the connecting node of the assembly type horizontal component, when the first prefabricated component and the second prefabricated component are connected in a close splicing mode, the spiral stirrups are arranged at splicing seams, the anchoring ribs and the connection between the stressed stirrups and the spiral stirrups are achieved by placing the additional horizontal ribs and the stressed main ribs, cast-in-place concrete is poured to connect the stressed stirrups, the stressed main ribs, the anchoring ribs, the bolt stirrups and the additional horizontal ribs together, and the reliable connection between the first prefabricated component and the second prefabricated component is achieved; the connecting node of the assembly type horizontal component has strong shock resistance and shear resistance, and is suitable for areas with higher seismic intensity; the bottom edge of the one-way notch can play the role of a template, the template does not need to be erected on a construction site, the construction operation is simplified, and the construction efficiency is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.
FIG. 1 is a schematic structural view of a connection node of a fabricated horizontal member according to embodiment 1 (cast-in-place portion not shown);
FIG. 2 is a vertical cross-sectional view of FIG. 1;
FIG. 3 is a schematic structural view of a connection node of the fabricated horizontal member according to embodiment 2 (cast-in-place portion not shown);
fig. 4 is a vertical sectional view showing the connection of the deck plates and the superposed beams of the prefabricated staircase according to embodiment 2.
Reference numerals: 1-superposed beam, 2-prefabricated floor slab, 3-one-way slot, 4-anchoring rib, 5-spiral stirrup, 6-prefabricated staircase, 7-stressed main rib, 8-additional horizontal rib and 9-stressed stirrup.
Detailed Description
The present invention will now be described in detail with reference to the drawings, which are given by way of illustration and explanation only and should not be construed to limit the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.
Example 1
Referring to the schematic drawings of fig. 1 to 2, the connection node of the fabricated horizontal component in the embodiment includes a first prefabricated component and a second prefabricated component, where the first prefabricated component is a structural component, the second prefabricated component is a non-structural component, specifically, the first prefabricated component is a composite beam, and the second prefabricated component is a prefabricated floor slab. The superposed beam comprises a prefabricated part and a cast-in-place part, wherein the prefabricated part is anchored with a stressed stirrup, and the top side of the stressed stirrup is arranged on the cast-in-place part; the end face of the second prefabricated part connected with the first prefabricated part is provided with a through long one-way notch, an anchoring rib is arranged in the one-way notch, one end of the anchoring rib is embedded in concrete of the second prefabricated part, and the other end of the anchoring rib is positioned in the one-way notch and does not exceed the bottom edge of the one-way notch; the bottom side of the one-way notch is placed at the top side end of the prefabricated part, the spiral stirrup is placed at the abutted seam of the first prefabricated part and the second prefabricated part, a stressed main reinforcement is placed in the space where the spiral stirrup and the stressed stirrup are intersected, an additional horizontal reinforcement is placed in the space where the spiral stirrup and the anchoring reinforcement are intersected, and cast-in-place concrete is poured in the cast-in-place part and the one-way notch to connect the first prefabricated part and the second prefabricated part together.
In the connecting node of the composite beam and the prefabricated floor slab, the spiral stirrups are arranged at the abutted seams, the anchoring ribs and the connection between the stressed stirrups and the spiral stirrups are realized by placing the additional horizontal ribs and the stressed main ribs, and the stressed stirrups, the stressed main ribs, the anchoring ribs, the bolt stirrups and the additional horizontal ribs are connected together by pouring cast-in-place concrete, so that the reliable connection between the composite beam and the prefabricated floor slab is realized; the earthquake resistance and the shearing resistance are strong, and the method is suitable for areas with higher earthquake intensity; the bottom edge of the one-way notch can play the role of a template, the template does not need to be erected on a construction site, the construction operation is simplified, and the construction efficiency is improved.
Referring to the schematic view of fig. 2, in this embodiment, the unidirectional slot is a full-length step-shaped notch, and the step-shaped notch is in a slope shape, and the height of the position connected with the composite beam is the lowest, so that when the concrete for pouring the unidirectional slot is arranged, the concrete can conveniently flow into the top side of the prefabricated part along the slope. In other embodiments, the one-way slot is an L-shaped groove.
Referring to the schematic diagram of fig. 2, in this embodiment, stressed main bars are all placed inside the top side corner of the stressed stirrup, and one of the stressed main bars is disposed in the space where the spiral stirrup and the stressed stirrup intersect.
Referring to the schematic illustration of fig. 2, in a further modified embodiment, based on the above embodiment, the height of the spiral stirrup does not exceed the upper surface of the first prefabricated part and the second prefabricated part. Therefore, after concrete is poured, the spiral stirrups are all anchored in the cast-in-place concrete.
Referring to the schematic diagram of fig. 2, on the basis of the above embodiment, in another modified embodiment, two-sided steel mesh sheets are arranged in the second prefabricated part prefabricated floor slab, and the two-sided steel mesh sheets are connected by a plurality of anchoring ribs at positions close to the connecting surfaces.
Example 2
Referring to the schematic diagrams of fig. 3 and 4, the connection node of the prefabricated horizontal component in the embodiment includes a first prefabricated component and a second prefabricated component, the first prefabricated component is a prefabricated wall panel, and the second prefabricated component is a prefabricated staircase. The superposed beam comprises a prefabricated part and a cast-in-place part, wherein the prefabricated part is anchored with a stressed stirrup, and the top side of the stressed stirrup is arranged on the cast-in-place part; the end face of the second prefabricated part connected with the first prefabricated part is provided with a through long one-way notch, an anchoring rib is arranged in the one-way notch, one end of the anchoring rib is embedded in concrete of the second prefabricated part, and the other end of the anchoring rib is positioned in the one-way notch and does not exceed the bottom edge of the one-way notch; the bottom side of the one-way notch is placed at the top side end of the prefabricated part, the spiral stirrup is placed at the abutted seam of the first prefabricated part and the second prefabricated part, a stressed main reinforcement is placed in the space where the spiral stirrup and the stressed stirrup are intersected, an additional horizontal reinforcement is placed in the space where the spiral stirrup and the anchoring reinforcement are intersected, and cast-in-place concrete is poured in the cast-in-place part and the one-way notch to connect the first prefabricated part and the second prefabricated part together.
Be provided with upper reinforcing bar net piece, lower floor's reinforcing bar net piece and the marginal framework of reinforcing bar that links together the two in the prefabricated staircase, marginal framework of reinforcing bar sets up the terminal surface at prefabricated staircase, and marginal framework of reinforcing bar includes the anchor muscle. The anchoring ribs are exposed out of the one-way notches.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A connection node of an assembled horizontal component comprises a first prefabricated component and a second prefabricated component, wherein the first prefabricated component comprises a prefabricated part and a cast-in-place part, a stress stirrup is anchored on the prefabricated part, and the top side of the stress stirrup is placed on the cast-in-place part; the end face of the second prefabricated part connected with the first prefabricated part is provided with a through long one-way notch, an anchoring rib is arranged in the one-way notch, one end of the anchoring rib is embedded in concrete of the second prefabricated part, and the other end of the anchoring rib is positioned in the one-way notch and does not exceed the bottom edge of the one-way notch; the bottom side of the one-way notch is placed at the end part of the top side of the prefabricated part, a spiral stirrup is placed at a joint of the first prefabricated part and the second prefabricated part, a stressed main reinforcement is placed in a space where the spiral stirrup and the stressed stirrup intersect, an additional horizontal reinforcement is placed in a space where the spiral stirrup and the anchoring reinforcement intersect, and cast-in-place concrete is poured in the cast-in-place part and the one-way notch to connect the first prefabricated part and the second prefabricated part together.
2. The fabricated horizontal member connecting node as claimed in claim 1, wherein the one-way notch is a full length L-shaped groove or a stepped notch.
3. The fabricated horizontal member connecting node according to claim 2, wherein the first prefabricated member is a structural member and the second prefabricated member is a non-structural member.
4. The fabricated horizontal member connecting node according to claim 3, wherein the first prefabricated member is a laminated beam or a prefabricated wall panel, and the second prefabricated member is a prefabricated floor slab or a prefabricated staircase.
5. The fabricated horizontal member connecting node according to claim 4, wherein stressed main ribs are disposed inside the top corner pieces of the stressed stirrups, and one of the stressed main ribs is disposed in a space where the spiral stirrups and the stressed stirrups intersect.
6. The fabricated horizontal member connecting node according to claim 5, wherein the height of the spiral stirrup does not exceed the upper surface of the first and second prefabricated members.
7. The fabricated horizontal member connecting node according to claim 6, wherein a double-faced steel bar net piece is arranged in the second prefabricated member, and the two double-faced steel bar net pieces are connected through a plurality of anchoring ribs at a position close to a connecting surface.
8. The fabricated horizontal member connection node according to claim 6, wherein the second prefabricated member is provided with an upper layer of rebar mesh, a lower layer of rebar mesh and an edge rebar skeleton connecting the upper layer of rebar mesh and the lower layer of rebar mesh, the edge rebar skeleton is arranged on an end face of the second prefabricated member, and the edge rebar skeleton comprises the anchoring ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121736132.2U CN215977988U (en) | 2021-07-28 | 2021-07-28 | Connecting node of assembled horizontal component |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121736132.2U CN215977988U (en) | 2021-07-28 | 2021-07-28 | Connecting node of assembled horizontal component |
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| CN215977988U true CN215977988U (en) | 2022-03-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419176A (en) * | 2022-09-20 | 2022-12-02 | 中铁成都规划设计院有限责任公司 | Assembled beam slab node |
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2021
- 2021-07-28 CN CN202121736132.2U patent/CN215977988U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115419176A (en) * | 2022-09-20 | 2022-12-02 | 中铁成都规划设计院有限责任公司 | Assembled beam slab node |
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