CN219671668U - Steel mesh dismantling-free template constraint concrete composite wall door and window connection node - Google Patents
Steel mesh dismantling-free template constraint concrete composite wall door and window connection node Download PDFInfo
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- CN219671668U CN219671668U CN202321240553.5U CN202321240553U CN219671668U CN 219671668 U CN219671668 U CN 219671668U CN 202321240553 U CN202321240553 U CN 202321240553U CN 219671668 U CN219671668 U CN 219671668U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 45
- 239000010959 steel Substances 0.000 title claims abstract description 45
- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 238000003466 welding Methods 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000009415 formwork Methods 0.000 claims 9
- 210000001503 joint Anatomy 0.000 claims 2
- 238000010276 construction Methods 0.000 abstract description 3
- 238000005728 strengthening Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of building structures, and particularly relates to a steel mesh dismantling-free template constraint concrete composite wall door and window connection node which comprises a floor slab and a wall body perpendicular to the floor slab. According to the utility model, the floor slab and the top of the wall body are anchored by the stirrups, the connection mode is simple in construction and firm in connection, the floor slab and the top of the wall body are integrated by the stirrups, the integrity of the connection point is improved, and the strength of the connection node is improved.
Description
Technical Field
The utility model belongs to the technical field of building structures, and particularly relates to a steel mesh dismantling-free template constraint concrete composite wall door and window connection node.
Background
The reliability of the building structure is very important, and the door and window connecting node is taken as an important component of the building structure, so that the safety and the reliability of the whole building structure are directly influenced by the strength of the door and window connecting node.
In the existing building structure, especially in rural low-rise houses, a lap joint connection mode is generally adopted for connection between a floor slab and a wall body at a door and window node, the strength of the connection position is difficult to ensure by the connection mode, and the door and window node is in a suspended state for a long time and receives large gravity due to the fact that a supporting structure is not arranged below the door and window node, so that the door and window node is easy to crack and the like.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the steel mesh dismantling-free template constraint concrete composite wall door and window connection node, and the floor slab and the top of the wall body are anchored through the stirrups.
The utility model adopts the specific technical scheme that:
the utility model provides a steel mesh exempts from to unpick template constraint concrete composite wall door and window connected node, includes floor and with the vertically wall body of floor, the wall body includes the two-layer structural layer of core and grip-pad, door and window entrance to a cave has been seted up to the wall body, the wall body divide into the wall body top of door and window entrance to a cave top, the wall body bottom of door and window entrance to a cave below and with the wall body middle part in door and window entrance to a cave both sides, the floor is anchored with the wall body top with the help of stirrup, the stirrup passes the structural layer at floor and wall body top.
The stirrup is the U type, the floor is located wall body top and floor edge and wall body top edge hugs closely, the floor simultaneously with the core at wall body top, two-layer structural layer butt, the stirrup includes horizontal portion and is located horizontal portion both ends and with a pair of vertical portion of horizontal portion vertically, the horizontal position of stirrup is located the floor, a pair of vertical portion of stirrup passes the floor and inserts the structural layer of core both sides respectively.
The distance between the bottom of the core plate at the top of the wall body and the edge of the door and window opening is more than or equal to 100mm.
The top of the wall body is provided with a longitudinal steel bar near one end of the door and window opening, the longitudinal steel bar is perpendicular to the stirrup, and the longitudinal steel bar is parallel to the plane where the floor slab is located.
The length of the longitudinal steel bars anchored into the middle parts of the walls on the two sides of the top of the wall body is more than or equal to 300mm.
At least one longitudinal reinforcing steel bar with the diameter of more than or equal to 12mm is respectively arranged in the structural layers at the two sides of the core plate at the top of the wall body.
The stirrup is L type, the floor passes a layer of structural layer on wall body top and with the core butt, the stirrup passes floor, core in proper order and inserts in the structural layer that does not contact with the floor, the stirrup is folding and extending in the structural layer department that does not contact with the floor, the upper and lower both sides butt at core and wall body top.
The wall body both sides still are provided with the net mould and weld the net, weld the net setting in the outside of structural layer, the net mould sets up in welding the net outside.
The middle part of the wall body is provided with a reinforcing area, the reinforcing area comprises a plurality of groups of paired reinforcing ribs which are arranged in an X-line crossing manner, and the reinforcing ribs penetrate through a core plate and two structural layers in the middle part of the wall body.
The core plate in the bottom of the wall body is abutted with the upper side of the bottom of the wall body.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the floor slab and the top of the wall body are anchored by using the stirrups, the connection mode is simple in construction and firm in connection, the floor slab and the top of the wall body are integrated by using the stirrups, the integrity of the connection point is improved, the strength of the connection point is improved, the condition that the door and window connection point is easy to crack is avoided, and meanwhile, the separation trend between the floor slab and the wall body is hindered, so that the generation and propagation of concrete cracks are limited, and the shock resistance of the building is enhanced.
2. According to the utility model, the longitudinal steel bars are additionally arranged in the top of the wall body, the integrity between the top of the wall body and the middle of the wall body is increased by the longitudinal steel bars, and the top of the wall body is supported by the middle of the wall body, so that the strength of a door and window connecting node is improved.
Drawings
FIG. 1 is a schematic structural view of embodiment 1-1;
FIG. 2 is a schematic structural view of embodiment 1-2;
FIG. 3 is a schematic structural view of embodiments 1-3;
FIG. 4 is a schematic structural view of embodiment 2-1;
FIG. 5 is a schematic structural view of embodiment 2-2;
FIG. 6 is a schematic structural view of embodiment 2-3;
FIG. 7 is a schematic structural view of embodiment 3-1;
FIG. 8 is a schematic structural view of embodiment 3-2;
FIG. 9 is a schematic structural view of embodiment 3-3;
FIG. 10 is a side cross-sectional view of a door and window opening;
in the drawing, 1, a floor slab, 2, a core plate, 3, a structural layer, 4, a door and window opening, 5, a wall top, 6, a wall bottom, 7, a wall middle, 8, stirrups, 9, longitudinal steel bars, 10, a net mold, 11, a welding net, 12 and reinforcing ribs.
Detailed Description
The utility model is further described with reference to the accompanying drawings and specific examples:
the utility model provides a steel mesh exempts from to unpick template constraint concrete composite wall door and window connected node, includes floor 1 and with floor 1 vertically wall body, the wall body includes core 2 and the two-layer structure layer 3 of centre gripping core 2, door and window entrance to a cave 4 has been seted up to the wall body, the wall body divide into wall body top 5, door and window entrance to a cave 4 below wall body bottom 6 and with wall body middle part 7 in door and window entrance to a cave 4 both sides, floor 1 is anchored with wall body top 5 with the help of stirrup 8, stirrup 8 passes floor 1 and wall body top 5's structural layer 3.
In the concrete embodiment 1, as shown in fig. 1 to 3 and fig. 10, the wall body is a steel mesh form-dismantling-free constraint concrete composite wall, and the mesh forms 10 for constraint casting concrete are added on two sides of the wall body, the hole spacing of the mesh forms 10 is smaller than or equal to 12mm, casting molding of the concrete is facilitated, meanwhile, the mesh forms 10 do not need to be dismantled, the mesh forms 10 are integrated with the concrete after the concrete is dried, time is not required to be consumed for disassembly and assembly, and meanwhile, the strength of the wall body is improved. However, in the rural low-rise residential building at present, the joint between the floor slab 1 and the wall body at the door and window joint is usually in a lap joint connection mode, and the strength of the joint is difficult to ensure by the joint mode, so that the floor slab 1 and the top 5 of the wall body are anchored by the stirrup 8, the joint mode is simple in construction and firm in connection, the floor slab 1 and the top 5 of the wall body are integrated by the stirrup 8, the integrity of the joint point is improved, the strength of the joint point is improved, the condition that the door and window joint is easy to crack is avoided, the separation trend between the floor slab 1 and the wall body is hindered, the generation and propagation of concrete cracks are limited, and the earthquake resistance of a building is enhanced.
As a first specific embodiment of the structure of the wall top 5, as shown in fig. 1, the stirrup 8 is U-shaped, the floor 1 is located above the wall top 5, and the edge of the floor 1 is tightly attached to the edge of the wall top 5, the floor 1 is simultaneously abutted to the core plate 2 and the two-layer structural layer 3 of the wall top 5, the stirrup 8 includes a transverse portion and a pair of vertical portions located at two ends of the transverse portion and perpendicular to the transverse portion, the transverse portion of the stirrup 8 is located in the floor 1, and the pair of vertical portions of the stirrup 8 penetrate through the floor 1 and are respectively inserted into the structural layers 3 at two sides of the core plate 2.
As shown in fig. 1, the distance between the bottom of the core plate 2 of the wall top 5 and the edge of the door and window opening 4 is greater than or equal to 100mm, and a certain gap is reserved between the core plate 2 of the wall top 5 and the door and window opening 4 in this embodiment, and the gap is used for fixing a door frame or a window.
As shown in fig. 1, the end of the top 5 of the wall body, which is close to the door and window opening 4, is provided with a longitudinal steel bar 9, the longitudinal steel bar 9 is perpendicular to the stirrup 8, the longitudinal steel bar 9 is parallel to the plane where the floor slab 1 is located, when the height (and the height of the top 5 of the wall body) between the top of the door and window opening 4 and the floor slab 1 is greater than or equal to 300mm, the pressure born by the top of the door and window opening 4 is greater, and the risk of collapse exists, so that the longitudinal steel bar 9 is arranged at the end of the top 5 of the wall body, which is close to the door and window opening 4, the strength of the top 5 of the wall body and the integrity between the top 5 of the wall body and the whole wall body are improved by utilizing the longitudinal steel bar 9, and thus the occurrence of collapse of the door and window opening 4 is avoided.
As shown in fig. 1, the lengths of the longitudinal steel bars 9 anchored into the wall body middle parts 7 on two sides of the wall body top 5 are greater than or equal to 300mm, and in order to ensure that the longitudinal steel bars 9 can support the wall body top 5, the lengths of the longitudinal steel bars 9 anchored into the wall body middle parts 7 respectively are greater than or equal to 300mm, and the wall body middle parts 7 are utilized to support the wall body top 5.
As shown in fig. 1, the structural layers 3 on two sides of the core plate 2 of the wall top 5 are respectively provided with at least one longitudinal steel bar 9 with the diameter larger than or equal to 12mm, and the strength of the wall top 5 near the door and window opening 4 is further improved by respectively arranging the longitudinal steel bars 9 on the structural layers 3 on two sides of the core plate 2.
In the embodiment 1-2, as shown in fig. 2, compared with the embodiment 1-1, the difference is that the longitudinal steel bars 9 in the embodiment 1-2 are also provided with U-shaped stirrups 8, the stirrups 8 are symmetrical to the stirrups 8 for connecting the floor slab 1 and the wall top 5, the longitudinal steel bars 9 on two sides of the core plate 2 are fastened by the stirrups 8 to form a firm net structure, so that the transverse and longitudinal strength of the wall top 5 are improved, and the strength of the wall top 5 near the door and window opening 4 is further improved.
Specific embodiments 1-3, as a third specific embodiment of the structure of the wall top 5, as shown in fig. 3, the stirrup 8 is L-shaped, the floor 1 passes through a layer of the structural layer 3 at the top end of the wall top 5 and is abutted against the core plate 2, the stirrup 8 sequentially passes through the floor 1 and the core plate 2 and is inserted into the structural layer 3 which is not contacted with the floor 1, the stirrup 8 is folded and extended at the position of the structural layer 3 which is not contacted with the floor 1, the core plate 2 is abutted against the upper side and the lower side of the wall top 5, the core plate 2 in this specific embodiment is abutted against the upper side and the lower side of the wall top 5 and the core plate 2 is continuous, so that the cold bridge formed by the wall top 5 is avoided, the heat in the house is ensured not to be lost to the outside, thereby realizing the purpose of reducing the energy consumption, and the installation of the stirrup 8 in L shape is simple.
Specific embodiment 2 is as specific embodiment in wall middle 7, as shown in fig. 4-6, wall middle 7 is provided with the enhancement district, the enhancement district includes that the multiunit is the cross paired strengthening rib 12 that sets up of X line, strengthening rib 12 passes core 2 and two-layer structure layer 3 in wall middle 7, through setting up multiunit strengthening rib 12 in wall middle 7, can improve wall middle 7's intensity, and strengthening rib 12 connects in series two-layer structure layer 3 and core 2 in wall middle 7, makes the three form an organic whole to improve wall middle 7's intensity.
Embodiment 2-1, as a first embodiment of the middle wall 7, as shown in fig. 4, the core 2 of the middle wall 7 is flush with the edge of the middle wall 7, and the design can avoid the formation of a cold bridge, ensure that the heat in the house cannot be lost to the outside, thereby realizing the purpose of reducing energy consumption, and the middle wall 7 structure is suitable for the middle wall 7 at the splicing position.
In embodiment 2-2, as a second embodiment of the middle wall 7, as shown in fig. 5, a dark column area is left between the core 2 of the middle wall 7 and the edge of the middle wall 7, the dark column area is used for installing dark columns, the strength of the middle wall 7 is improved, the width of the dark column area is greater than or equal to 80mm, and the middle wall 7 structure is suitable for the position where the middle wall 7 is located at the end or the intersection of the wall.
As a third embodiment of the wall middle 7, as shown in fig. 6, the embodiment 2-3 differs from the embodiment 2-2 only in that the edges of the dark column region are sealed by using the net mold 10 and the welding net 11, and the sealing treatment can prevent the edge of the wall middle 7 from being damaged.
In embodiment 3-1, as shown in fig. 7, as a first embodiment of the structure of the wall bottom 6, the core plate 2 in the wall bottom 6 is abutted against the upper side of the wall bottom 6, and in this embodiment, the core plate 2 is abutted against the upper and lower sides of the wall bottom 65 and the core plates 2 are continuous, so that the formation of a cold bridge at the wall bottom 6 is avoided, and the heat loss to the outside is prevented, thereby achieving the purpose of reducing energy consumption. In addition, the top of the core plate 2 is provided with a trapezoid groove near one side in the room, and the trapezoid groove is used for mounting and fixing doors and windows, so that the structure of the core plate 2 is prevented from being damaged by mounting components such as bolts and the like, and the heat preservation effect of the core plate 2 is prevented from being influenced.
In embodiment 3-2, as a second embodiment of the structure of the wall bottom 6, as shown in fig. 8, a certain gap is left between the core plate 2 and the top edge of the wall bottom 6, and a pair of longitudinal steel bars 9 and stirrups 8 for fastening the longitudinal steel bars 9 are arranged at the gap, so that when the door and window opening 4 is used for installing a heavy window, the longitudinal steel bars 9 and the stirrups 8 are required to be arranged to strengthen the strength of the wall bottom 6, and the window is prevented from pressing the wall bottom 6 for a long time to form cracks.
In embodiment 3-3, as a third embodiment of the structure of the wall bottom 6, as shown in fig. 9, the top of the wall bottom 6 is provided with a sealing welding net 11, when the door and window opening 4 is used for installing a landing window or door, the top of the wall bottom 6 is directly provided with the net mold 10 and the welding net 11, and the sealing treatment can be performed to prevent the edge of the wall bottom 6 from being damaged.
As shown in fig. 1 to 9, the two sides of the wall body are also provided with a net mold 10 and a welding net 11, the welding net 11 is arranged on the outer side of the structural layer 3, the net mold 10 is arranged on the outer side of the welding net 11, the top 5 of the wall body, the bottom 6 of the wall body and the middle 7 of the wall body are respectively provided with the net mold 10 with high strength and the welding net 11 with dense meshes, the net mold 10 and the welding net 11 are used for constraining concrete in the pouring process together, so that the pouring molding of the concrete is ensured, and meanwhile, the net mold 10 and the welding net 11 have certain structural strength, and the net mold 10 and the welding net 11 are not detached and remain in the wall body, so that the strength of the wall body is also improved.
The door and window connecting node structure can be arranged and combined randomly by the specific embodiment.
Claims (10)
1. The utility model provides a steel mesh exempts from to unpick template constraint concrete composite wall door and window connected node, includes floor (1) and with the vertically wall body of floor (1), the wall body includes two-layer structure layer (3) of core (2) and grip-pad (2), door and window entrance to a cave (4) have been seted up to the wall body, wall body divide into wall body top (5) of door and window entrance to a cave (4) top, wall body bottom (6) and wall body middle part (7) with door and window entrance to a cave (4) both sides below door and window entrance to a cave (4), a serial communication port, floor (1) anchor with wall body top (5) with the help of stirrup (8), stirrup (8) pass structural layer (3) of floor (1) and wall body top (5).
2. The steel mesh dismantling-free formwork constraint concrete composite wall door and window connection node according to claim 1, wherein the stirrup (8) is U-shaped, the floor (1) is located above the top (5) of the wall body, the edge of the floor (1) is tightly attached to the edge of the top (5) of the wall body, the floor (1) is simultaneously abutted to the core plate (2) and the two-layer structure layer (3) of the top (5) of the wall body, the stirrup (8) comprises a transverse portion and a pair of vertical portions located at two ends of the transverse portion and perpendicular to the transverse portion, the transverse portion of the stirrup (8) is located in the floor (1), and the pair of vertical portions of the stirrup (8) penetrate through the floor (1) and are respectively inserted into the structure layers (3) at two sides of the core plate (2).
3. The steel mesh dismantling-free formwork constraint concrete composite wall door and window connection node according to claim 2, wherein the distance between the bottom of the core plate (2) of the wall top (5) and the edge of the door and window opening (4) is greater than or equal to 100mm.
4. The steel mesh dismantling-free formwork constraint concrete composite wall door and window connection node according to claim 2, wherein a longitudinal steel bar (9) is arranged at one end of the wall body top (5) close to the door and window opening (4), the longitudinal steel bar (9) is perpendicular to the stirrup (8), and the longitudinal steel bar (9) is parallel to the plane of the floor slab (1).
5. The steel mesh dismantling-free formwork constraint concrete composite wall door and window connection node according to claim 4, wherein the length of the wall middle part (7) anchored in the two sides of the wall top (5) by the longitudinal steel bars (9) is greater than or equal to 300mm.
6. The steel mesh dismantling-free formwork constraint concrete composite wall door and window connection node according to claim 4 is characterized in that at least one longitudinal steel bar (9) with the diameter of 12mm or more is respectively arranged in the structural layers (3) on two sides of the core plate (2) of the wall top (5).
7. The steel mesh dismantling-free formwork constraint concrete composite wall door and window connection node according to claim 1, wherein the stirrup (8) is L-shaped, the floor (1) passes through a layer of structural layer (3) at the top end of the wall top (5) and is in butt joint with the core plate (2), the stirrup (8) sequentially passes through the floor (1) and the core plate (2) and is inserted into the structural layer (3) which is not in contact with the floor (1), the stirrup (8) is folded and extends at the structural layer (3) which is not in contact with the floor (1), and the core plate (2) is in butt joint with the upper side and the lower side of the wall top (5).
8. The steel mesh dismantling-free formwork constraint concrete composite wall door and window connection node according to claim 1, wherein a net mold (10) and a welding net (11) are further arranged on two sides of the wall body, the welding net (11) is arranged on the outer side of the structural layer (3), and the net mold (10) is arranged on the outer side of the welding net (11).
9. The steel mesh dismantling-free formwork constraint concrete composite wall door and window connection node according to claim 1, wherein the wall body middle part (7) is provided with a reinforcing area, the reinforcing area comprises a plurality of groups of paired reinforcing ribs (12) which are arranged in an X-line crossing manner, and the reinforcing ribs (12) penetrate through a core plate (2) of the wall body middle part (7) and the two-layer structure layer (3).
10. The steel mesh dismantling-free formwork constraint concrete composite wall door and window connection node according to claim 1 is characterized in that a core plate (2) in the wall bottom (6) is abutted with the upper side of the wall bottom (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240553.5U CN219671668U (en) | 2023-05-22 | 2023-05-22 | Steel mesh dismantling-free template constraint concrete composite wall door and window connection node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240553.5U CN219671668U (en) | 2023-05-22 | 2023-05-22 | Steel mesh dismantling-free template constraint concrete composite wall door and window connection node |
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| Publication Number | Publication Date |
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| CN219671668U true CN219671668U (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321240553.5U Active CN219671668U (en) | 2023-05-22 | 2023-05-22 | Steel mesh dismantling-free template constraint concrete composite wall door and window connection node |
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| Country | Link |
|---|---|
| CN (1) | CN219671668U (en) |
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2023
- 2023-05-22 CN CN202321240553.5U patent/CN219671668U/en active Active
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