CN211007245U - Improved steel bar structure of connection node of structural beam and full precast slab - Google Patents
Improved steel bar structure of connection node of structural beam and full precast slab Download PDFInfo
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- CN211007245U CN211007245U CN201921729659.5U CN201921729659U CN211007245U CN 211007245 U CN211007245 U CN 211007245U CN 201921729659 U CN201921729659 U CN 201921729659U CN 211007245 U CN211007245 U CN 211007245U
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- roof beam
- rib
- opening
- stirrups
- precast slab
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Abstract
The utility model provides a structure roof beam of improvement and full prefabricated plate connected node's steel bar structure belongs to mechanical technical field. It has solved the problem of the steel bar structure of the current improved structure roof beam and full precast slab connected node. This structure roof beam of improvement and full precast slab connected node's steel bar construction includes structure roof beam and precast slab, and above-mentioned structure roof beam includes a plurality of roof beam opening stirrups that are the U-shaped and a plurality of straight banding roof beam waist muscle, the quantity of roof beam waist muscle is a plurality of roots and all transversely sets up in roof beam opening stirrups, the quantity of roof beam opening stirrups is a plurality of roots and a plurality of roof beam opening stirrups along the length direction equipartition setting of roof beam waist muscle, and above-mentioned precast slab includes rib and lower rib, and above-mentioned rib and lower rib parallel arrangement and go up the U-shaped opening part that rib and lower rib inner all are located roof beam opening stirrups, the quantity of precast slab is two sets of and two sets of precast slabs and is located the both sides department of roof beam opening stirrups respectively. The structure has high stability.
Description
Technical Field
The utility model belongs to assembled concrete building field relates to a novel structure roof beam and full prefabricated plate connected node's steel bar structure.
Background
At present, laminated slabs are commonly used in fabricated concrete structures, which have the following disadvantages:
1. the structural floor slab is partially prefabricated, so that more prefabrication rate is lost;
2. the construction site needs to cast concrete in situ;
3. the old laminated slab needs to add truss ribs to strengthen the integrity of the concrete of the cast-in-place part and the precast part and ensure that the precast concrete does not crack in the transportation and hoisting process;
4. the joint surface of the prefabricated part and the cast-in-place part needs to be processed by special procedures, namely, a rough surface, concrete adhesive coating and the like need to be made on the joint surface;
5. during construction in a construction site, the strong and weak current pipelines are required to be arranged on the composite slab after the composite slab is installed, and concrete can be poured after the line pipes are arranged;
6. during transportation and site operation, full framing scaffold needs to be arranged under the plate in the laminated slab system to ensure construction safety.
Disclosure of Invention
The utility model aims at the above-mentioned problem that prior art exists, provide a compact structure and high novel structure roof beam of stability and full prefabricated plate connected node's steel bar construction.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides a structure roof beam of improvement and steel bar construction of prefabricated plate connected node entirely, a serial communication port, including structure roof beam and prefabricated plate, above-mentioned structure roof beam includes a plurality of roof beam opening stirrups that are the U-shaped and a plurality of straight banding roof beam waist muscle, the quantity of roof beam waist muscle is a plurality of roots and all transversely sets up in roof beam opening stirrups, the quantity of roof beam opening stirrups is a plurality of roots and a plurality of roof beam opening stirrups along the length direction equipartition setting of roof beam waist muscle, and above-mentioned prefabricated plate includes rib and lower rib, and above-mentioned rib and lower rib parallel arrangement and last rib and lower rib inner all are located the U-shaped opening part of roof beam opening stirrups, the quantity of prefabricated plate is two sets of and two sets of prefabricated plates are located the both sides department of roof beam opening stirrups respectively.
The beam opening stirrups and the beam waist reinforcements form a structural beam, and the upper ribs and the lower ribs form a precast slab.
Because the inner ends of the upper ribs and the lower ribs are embedded in the U-shaped opening of the beam opening stirrup, the structure can ensure that the structural beam and the precast slab are stably connected together.
During construction, the structural beam is placed first, and then the precast slabs on two sides of the structural beam are placed. The upper end of the beam opening stirrup extends out of the structural beam, and the upper rib and the lower rib extend out of the end part of the precast slab. And connecting the upper rib and the lower rib on the beam opening stirrup to form a node area, and finally pouring concrete in the node area.
Because the reinforcing steel bars are not completely closed after being combined and arranged, the positions of the reinforcing steel bars of the beam plate can be slightly adjusted during site construction to form an opening, so that the longitudinal reinforcing steel bars on the upper part of the beam can be placed into the node from the upper part, and the adjusted reinforcing steel bars are restored.
In the above-mentioned improved steel bar structure of the connection node of the structural beam and the fully precast slab, the upper rib is in a straight section shape and has a connection part bent at 90 degrees at the inner end thereof.
This can suitably improve the connection stability.
In the above-mentioned steel bar structure of the improved connecting joint of the structural beam and the fully precast slab, the lower rib is in a straight section shape.
In the above-mentioned improved steel bar structure of the connection node of the structural beam and the fully precast slab, the U-shaped end of the beam opening stirrup has a bent hook, and the bent hook is buckled on the uppermost beam waist rib.
The structure can stably connect the beam opening stirrup and the beam waist rib together.
In the steel bar structure of the improved connecting joint of the structural beam and the full precast slab, the beam opening stirrup is also buckled with a beam lacing wire, and the beam lacing wire is buckled on the outer side of the beam opening stirrup.
In the above-mentioned steel bar structure of the improved structural beam and full precast slab connection node, the number of the beam lacing wires is a plurality of and the beam lacing wires are uniformly distributed along the height direction of the beam opening stirrup.
The connection stability between the beam opening stirrup and the beam waist rib can be further improved through the plurality of beam lacing wires.
In the above-mentioned improved steel bar structure of the connection node of the structural beam and the fully precast slab, the beam tie bar is in a straight strip shape, and hook-shaped fastening parts are respectively arranged at two ends of the beam tie bar, one of the fastening parts is fastened at one side of the beam opening stirrup, and the other fastening part is fastened at the other side of the beam opening stirrup.
The beam lacing wire can be stably connected to the beam opening stirrup through the buckling part.
Compared with the prior art, precast slab integrated into one piece in this improved structure roof beam and full precast slab connected node's the reinforcing bar structure, the monolithic is whole good, and the concrete upper and lower part all has the reinforcing bar, with the concrete combined action under, has guaranteed can not ftracture in the transportation hoist and mount process, convenient transportation, hoist and mount, stack. It can be seen that the whole prefabricated slab has a complete structure, no joint surface, high stability and a compact structure.
In addition, the strong and weak electric pipelines are pre-buried in the full precast slab, and joints are reserved at corresponding positions on the slab side, so that the work of arranging the pipelines on site is reduced.
Drawings
Fig. 1 is a structural view illustrating a reinforcing bar structure of a connection node of the improved structural beam and the fully prefabricated slab.
Fig. 2 is a schematic view of the connection structure of the beam opening stirrup and the upper and lower ribs.
In the figure, 1, a structural beam; 1a, beam opening stirrups; 1a1, hook; 1b, a beam waist rib; 2. prefabricating a slab; 2a, arranging ribs; 2a1, a connecting part; 2b, arranging ribs; 3. beam lacing; 3a and a fastening part.
Detailed Description
As shown in fig. 1 and 2, the steel bar structure of the improved connection node of the structural beam and the full precast slab comprises a structural beam 1 and precast slabs 2, wherein the structural beam 1 comprises a plurality of U-shaped beam opening stirrups 1a and a plurality of straight beam waist reinforcements 1b, the beam waist reinforcements 1b are arranged in the beam opening stirrups 1a in a plurality of numbers and are all transversely arranged in the beam opening stirrups 1a, the beam opening stirrups 1a are arranged in the beam opening stirrups 1a in a plurality of numbers and are arranged in the beam opening stirrups 1a in an evenly distributed manner along the length direction of the beam waist reinforcements 1b, the precast slabs 2 comprise upper ribs 2a and lower ribs 2b, the upper ribs 2a and the lower ribs 2b are arranged in parallel, the inner ends of the upper ribs 2a and the lower ribs 2b are all located at the U-shaped openings of the beam opening stirrups 2a, and the precast slabs 2 are arranged in two groups and two groups of precast slabs 2 are respectively located at two sides of the beam opening.
The upper rib 2a is straight and has a 90-degree bent connection part 2a1 at the inner end thereof.
The lower ribs 2b are straight sections.
The open-ended stirrup 1a has a bent hook 1a1 at its U-shaped end, and the hook 1a1 is engaged with the uppermost beam rib 1 b.
The beam opening stirrup 1a is also buckled with a beam lacing wire 3, and the beam lacing wire 3 is buckled at the outer side of the beam opening stirrup 1 a.
The number of the beam lacing wires 3 is a plurality of and the beam lacing wires 3 are uniformly distributed along the height direction of the beam opening stirrup 1 a.
The beam lacing wire 3 is in a straight strip shape, hook-shaped buckling parts 3a are arranged at two ends of the beam lacing wire 3, one buckling part 3a is buckled at one side of the beam opening stirrup 1a, and the other buckling part 3a is buckled at the other side of the beam opening stirrup 1 a.
The beam opening stirrups and the beam waist reinforcements form a structural beam, and the upper ribs and the lower ribs form a precast slab.
Because the inner ends of the upper ribs and the lower ribs are embedded in the U-shaped opening of the beam opening stirrup, the structure can ensure that the structural beam and the precast slab are stably connected together.
During construction, the structural beam is placed first, and then the precast slabs on two sides of the structural beam are placed. The upper end of the beam opening stirrup extends out of the structural beam, and the upper rib and the lower rib extend out of the end part of the precast slab. And connecting the upper rib and the lower rib on the beam opening stirrup to form a node area, and finally pouring concrete in the node area.
Because the reinforcing steel bars are not completely closed after being combined and arranged, the positions of the reinforcing steel bars of the beam plate can be slightly adjusted during site construction to form an opening, so that the longitudinal reinforcing steel bars on the upper part of the beam can be placed into the node from the upper part, and the adjusted reinforcing steel bars are restored.
Claims (7)
1. The utility model provides a structure roof beam of improvement and steel bar construction of prefabricated plate connected node entirely, a serial communication port, including structure roof beam and prefabricated plate, above-mentioned structure roof beam includes a plurality of roof beam opening stirrups that are the U-shaped and a plurality of straight banding roof beam waist muscle, the quantity of roof beam waist muscle is a plurality of roots and all transversely sets up in roof beam opening stirrups, the quantity of roof beam opening stirrups is a plurality of roots and a plurality of roof beam opening stirrups along the length direction equipartition setting of roof beam waist muscle, and above-mentioned prefabricated plate includes rib and lower rib, and above-mentioned rib and lower rib parallel arrangement and last rib and lower rib inner all are located the U-shaped opening part of roof beam opening stirrups, the quantity of prefabricated plate is two sets of and two sets of prefabricated plates are located the both sides department of roof beam opening stirrups respectively.
2. The improved steel bar construction of a connection node of a structural beam and a fully prefabricated slab as claimed in claim 1, wherein the upper rib is in a straight section shape and has a connection part bent at 90 degrees at an inner end thereof.
3. The improved steel reinforcing structure of a connection node of a structural beam and a fully prefabricated slab as claimed in claim 2, wherein the lower reinforcing bars are in a straight section shape.
4. The improved structure of a reinforcing bar structure of a connection node of a structural beam and a fully prefabricated panel according to claim 3, wherein the U-shaped end of the open beam stirrup has a bent hook, and the bent hook is fastened to the beam waist rib at the uppermost end.
5. The improved structure of a structural beam and a fully precast slab connection node as recited in claim 4, wherein said beam opening stirrup is further engaged with a beam tie bar, said beam tie bar being engaged outside said beam opening stirrup.
6. The improved steel bar structure of the connection node of the structural beam and the fully precast slab as recited in claim 5, wherein the number of the beam tie bars is several and the several beam tie bars are uniformly distributed along the height direction of the beam opening stirrup.
7. The improved structure of a reinforcing bar for a connection node of a structural beam and a fully prefabricated panel according to claim 6, wherein the beam tie bar has a straight bar shape and hook-shaped fastening portions at both ends of the beam tie bar, one of the fastening portions is fastened to one side of the beam opening stirrup and the other fastening portion is fastened to the other side of the beam opening stirrup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921729659.5U CN211007245U (en) | 2019-10-15 | 2019-10-15 | Improved steel bar structure of connection node of structural beam and full precast slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921729659.5U CN211007245U (en) | 2019-10-15 | 2019-10-15 | Improved steel bar structure of connection node of structural beam and full precast slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211007245U true CN211007245U (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921729659.5U Active CN211007245U (en) | 2019-10-15 | 2019-10-15 | Improved steel bar structure of connection node of structural beam and full precast slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211007245U (en) |
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2019
- 2019-10-15 CN CN201921729659.5U patent/CN211007245U/en active Active
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