CN217871284U - PEC beam joint with floor height equal - Google Patents
PEC beam joint with floor height equal Download PDFInfo
- Publication number
- CN217871284U CN217871284U CN202221217840.XU CN202221217840U CN217871284U CN 217871284 U CN217871284 U CN 217871284U CN 202221217840 U CN202221217840 U CN 202221217840U CN 217871284 U CN217871284 U CN 217871284U
- Authority
- CN
- China
- Prior art keywords
- shaped steel
- stirrups
- bottom plate
- floor
- ribs
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model discloses a PEC beam joint with equal height to a floor slab, which comprises H-shaped steel, a bottom plate, stirrups, connecting ribs and cast-in-place concrete; the end part of the H-shaped steel is connected with the upright post, the wing plate of the H-shaped steel is horizontally arranged, and the upper flange of the H-shaped steel is narrower than the lower flange; the bottom plate is horizontally arranged, and the side edge of the bottom plate is erected on the lower flange of the H-shaped steel; the multiple groups of stirrups are sequentially and vertically arranged along the axial direction of the H-shaped steel, the bottom ends of the stirrups are welded on the upper surface of the lower flange of the H-shaped steel, the top ends of the stirrups are higher than the upper flange of the H-shaped steel, and the stirrups are welded with the side edge of the upper flange; along the vertical direction, a plurality of groups of connecting ribs are sequentially and horizontally laid above the bottom plate from top to bottom, and each group of connecting ribs is respectively connected with the stirrups; concrete is poured on the bottom plate. The PEC beam node has the characteristics of low manufacturing cost, attractive appearance and concise space.
Description
Technical Field
The utility model relates to a building field, in particular to PEC beam node with height such as floor.
Background
As shown in fig. 1 and 2, in the conventional PEC composite beam node structure, a floor slab 1' is erected above a steel beam 2', and the floor slab 1' and the steel beam 2' are connected by studs 3' welded on the steel beam, which takes a lot of labor and materials; therefore, the PEC composite beam node structure of the prior art has the following disadvantages:
(1) The existing node floor slab 1 'is arranged on the upper flange of the steel beam 2', and occupies a large amount of indoor space;
(2) The PEC composite beam of the existing node has a large amount of workshop prefabrication work, an additional template is needed when the PEC composite beam is poured at present, and the template is troublesome to support and takes working hours;
(3) The integrity of the floor slab 1 'and the steel beam 2' is poor;
(4) The welding part of the existing node and the stud 3' needs to be additionally cast by a formwork on site;
in view of the above-mentioned problem, the utility model designs a PEC beam node with floor class height, the present case produces from this.
Disclosure of Invention
The utility model provides a PEC beam node with the height equal to that of a floor slab, which has the characteristics of low manufacturing cost, beautiful appearance and simple space; specifically, the utility model discloses a realize through following technical scheme:
a PEC beam joint with equal height with a floor slab comprises H-shaped steel, a bottom plate, stirrups, connecting ribs and cast-in-place concrete; the end part of the H-shaped steel is connected with the upright post, the wing plate of the H-shaped steel is horizontally arranged, and the upper flange of the H-shaped steel is narrower than the lower flange; the bottom plate is horizontally arranged, and the side edge of the bottom plate is erected on the lower flange of the H-shaped steel; the multiple groups of stirrups are sequentially and vertically arranged along the axial direction of the H-shaped steel, the bottom ends of the stirrups are welded on the upper surface of the lower flange of the H-shaped steel, the top ends of the stirrups are higher than the upper flange of the H-shaped steel, and the stirrups are welded with the side edge of the upper flange; along the vertical direction, a plurality of groups of connecting ribs are sequentially and horizontally laid above the bottom plate from top to bottom, and each group of connecting ribs is respectively connected with the stirrups; and pouring concrete on the bottom plate.
Furthermore, each group of connecting ribs consists of an anchor rib and a waist rib which are vertically connected with each other, the anchor rib is vertical to the web plate of the H-shaped steel, part of the anchor rib is positioned at the floor slab structure, and part of the anchor rib is positioned at the H-shaped steel structure.
Furthermore, the top of stirrup is connected with the splice bar that sets up above the top flange of a wing, is in the splice bar of H shaped steel top flange top, and the anchor bar spanes the floor of H shaped steel both sides.
Furthermore, the end part of the anchor bar is bent in the connecting bar below the upper flange of the H-shaped steel and is hooked with the stirrup.
Further, concrete is filled above the bottom plate, inside the H-shaped steel and above the upper flange of the H-shaped steel.
The beneficial effect of this application lies in:
1. the PEC beam is slightly improved by the aid of the hoop, so that the hoop extends out of the upper flange by a certain length, the function of the stud is achieved, and material cost of the stud and labor cost for welding the stud are greatly saved.
2. The upper surface of the lower flange of the PEC beam of the node is flush with the bottom elevation of the floor slab, so that the indoor space is greatly saved.
3. The prefabrication work of the PEC beam in a workshop is greatly saved, meanwhile, the PEC beam is erected according to the beam node, no additional template is needed on the spot, and the H-shaped steel beam is a 'natural' template.
4. The original precast concrete in the PEC beam in the node is changed into cast-in-place concrete with a site floor slab, and the integral stress performance is better.
5. Before the PEC beam and the steel column of the existing node are welded, a rear template needs to be arranged to be filled with concrete on site, and the method is troublesome; the stud can be poured together with the floor after being welded, so that the work is saved, and the labor and the materials are saved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a PEC beam node of the prior art;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a schematic diagram of an embodiment of a PEC beam node provided by the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3;
fig. 5 is a perspective view of an embodiment of a PEC beam node provided by the present invention.
Wherein: 1' floor slab; 2' a steel beam; a peg; h-shaped steel; 2. a lower flange; 3. an upper flange; 4. concrete; 5. a steel bar truss; 6. hooping; 7. connecting ribs; 8. anchoring ribs; 9. waist tendon; 10. a web; 11. a hook end; 12. a column; 13. and (6) prefabricating the bottom plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 3, 4 and 5, the PEC beam node with the same height as a floor slab comprises an H-shaped steel 1 and the floor slab, wherein the H-shaped steel 1 is horizontally arranged, flanges of the H-shaped steel 1 are parallel to the horizontal plane, the end part of the H-shaped steel 1 is connected with a column 12, and the width of a lower flange 2 of the H-shaped steel 1 is wider than that of an upper flange 3; the floor level sets up, and the floor is connected with H shaped steel 1, and the floor includes prefabricated bottom plate 13 and the cast in situ concrete 4 of prefabricated bottom plate 13 top of bottom, is provided with steel bar truss 5 in the cast in situ concrete 4.
The connection mode of the floor slab and the H-shaped steel 1 is as follows: a prefabricated bottom plate 13 in the floor slab is horizontally arranged, one side edge of the prefabricated floor slab is erected on a lower flange 2 of the H-shaped steel 1, and the lower flange 2 plays a role in bearing.
As shown in fig. 4, the H-beam 1 is connected with the floor slab through stirrups 6, connecting bars 7 and cast-in-place concrete 4, a plurality of groups of stirrups 6 are vertically arranged along the axial direction of the H-beam 1, and a plurality of groups of connecting bars 7 are horizontally arranged from top to bottom; each group of connecting ribs 7 consists of anchor ribs 8 and waist ribs 9 which are vertically connected with each other, and the anchor ribs 8 are vertical to a web plate 10 of the H-shaped steel 1, so that part of the anchor ribs 8 are positioned at the floor structure and part of the anchor ribs 8 are positioned at the H-shaped steel 1 structure; hooping 6 are arranged on two sides of the H-shaped web 10; the bottom end of the stirrup 6 is connected to the upper surface of the lower flange 2 of the H-shaped steel 1, the two are connected in a welding mode, the top end of the stirrup 6 exceeds the height of the upper flange 3 of the H-shaped steel 1 and is connected with a group of connecting ribs 7 horizontally arranged above the upper flange 3, and the group of connecting ribs 7 are positioned above the H-shaped steel 1, so that the group of connecting ribs can span floor slabs on two sides of the H-shaped steel 1 to connect the floor slabs on the two sides; because the upper flange 3 of the H-shaped steel 1 is narrower than the lower flange 2, the arranged stirrup 6 is tightly close to the side edge of the upper flange 3, and the stirrup 6 is connected with the upper flange 3 by adopting a welding mode.
In addition, in several groups of setting positions, because of the limitation of the web 10 of the H-shaped steel 1, the connecting ribs 7 cannot cross over the floor slabs on two sides, so that the connecting ribs and the stirrups 6 adopt another connection mode, which is specifically as follows:
and in the connecting rib 7 below the upper flange 3 of the H-shaped steel 1, the end part of the first B reinforcing steel bar 8 is bent to form a hook end 11 which is hooked with the stirrup 6.
The stirrups 6 have the function of the studs, and the connecting ribs 7 have the functions of supporting and constructing 4 layers of concrete and connecting the H-shaped steel 1 with the floor slabs and connecting the floor slabs on two sides of the H-shaped steel 1.
The method comprises the steps that a bottom plate 13 and H-shaped steel 1 on the side edge of the bottom plate 13 are used as pouring templates, concrete 4 is poured in a frame formed by the steel bar truss 5, the stirrups 6 and the connecting ribs 7, the concrete 4 is poured above the H-shaped steel 1, the H-shaped steel 1 and a floor slab are poured together, the H-shaped steel 1 is hidden in the floor slab, no large bulge exists at the bottom, and a complete plate surface is formed.
Above is the utility model discloses preferred embodiment the utility model discloses make a plurality of other simple replacements and changes under the design prerequisite, all should regard as belonging to the utility model discloses a protection category.
Claims (5)
1. A PEC beam node as high as a floor slab, characterized in that: comprises H-shaped steel, a bottom plate, stirrups, connecting ribs and cast-in-place concrete; the end part of the H-shaped steel is connected with the upright post, the wing plate of the H-shaped steel is horizontally arranged, and the upper flange of the H-shaped steel is narrower than the lower flange; the bottom plate is horizontally arranged, and the side edge of the bottom plate is erected on the lower flange of the H-shaped steel; the multiple groups of stirrups are sequentially and vertically arranged along the axial direction of the H-shaped steel, the bottom ends of the stirrups are welded on the upper surface of the lower flange of the H-shaped steel, the top ends of the stirrups are higher than the upper flange of the H-shaped steel, and the stirrups are welded with the side edge of the upper flange; along the vertical direction, a plurality of groups of connecting ribs are sequentially and horizontally laid above the bottom plate from top to bottom, and each group of connecting ribs is respectively connected with the stirrups; concrete is poured on the bottom plate.
2. The floor-level PEC beam node of claim 1, wherein: each group of connecting ribs consists of anchor ribs and waist ribs which are mutually perpendicular and connected, the anchor ribs are perpendicular to a web plate of the H-shaped steel, part of the anchor ribs are positioned at a floor slab structure, and part of the anchor ribs are positioned at an H-shaped steel structure.
3. The floor-level PEC beam node of claim 2, wherein: the top of stirrup is connected with the splice bar that sets up above the top flange of a wing, is in the splice bar of H shaped steel top flange top, and the anchor bar spanes the floor of H shaped steel both sides.
4. A floor-grade PEC beam node according to claim 2, wherein: and the end part of the anchor bar is bent and hooked with the stirrup in the connecting bar below the upper flange of the H-shaped steel.
5. The floor-level PEC beam node of claim 1, wherein: concrete is filled above the bottom plate, the inner part of the H-shaped steel and the upper flange of the H-shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221217840.XU CN217871284U (en) | 2022-05-19 | 2022-05-19 | PEC beam joint with floor height equal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221217840.XU CN217871284U (en) | 2022-05-19 | 2022-05-19 | PEC beam joint with floor height equal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217871284U true CN217871284U (en) | 2022-11-22 |
Family
ID=84090650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221217840.XU Active CN217871284U (en) | 2022-05-19 | 2022-05-19 | PEC beam joint with floor height equal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217871284U (en) |
-
2022
- 2022-05-19 CN CN202221217840.XU patent/CN217871284U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4147009A (en) | Precast panel building construction | |
| CN109736449A (en) | Stiffness structure bean column node and construction method | |
| CA1179519A (en) | Precast building element and method | |
| CN111851825A (en) | Fabricated form-removal-free prefabricated steel bar truss floor and construction method thereof | |
| KR20100108928A (en) | The method of construction work of non composition type psc beam and the method of constructing work of the non composition type psc girder bridge that have section of box style shape by using the method | |
| JP4089761B2 (en) | Construction method of ramen railway viaduct | |
| JP4428721B2 (en) | Construction method of ramen railway viaduct | |
| CN101230660B (en) | Force-bearing type underplate component | |
| CN217871284U (en) | PEC beam joint with floor height equal | |
| CN112144412A (en) | Construction method of prefabricated assembled intercolumnar tie beam | |
| KR20100108927A (en) | The method of manufacturing for manufactured girder of composition style p.s.c form that have half section slab and the method of constructing for bridge by using the upper method | |
| CN212802185U (en) | Prefabricated steel bar truss floor of assembled form removal-free | |
| CN109972520B (en) | Construction method of prefabricated bridge deck installation structure | |
| JP3836920B2 (en) | Construction method of pier overhang | |
| CN114457667A (en) | Large-span through-type open-hole web beam-arch combined rigid frame bridge and construction method thereof | |
| CN209780081U (en) | Light assembling stairway with steel concrete combined flat bottom plate and filler | |
| CN113530054B (en) | Steel bar truss floor support plate and system | |
| KR102658930B1 (en) | Cantilever bracket and gfrp deck construction method using the same | |
| CN215406927U (en) | Assembled concrete column | |
| CN218148894U (en) | Connecting node structure of middle partition beam and large-span precast beam | |
| CN216974185U (en) | Template bent frame composite structure | |
| CN216765557U (en) | Pile slab bridge supporting structure | |
| CN219931554U (en) | Cantilever steel structure construction platform with formwork system | |
| CN215977672U (en) | Assembled beam column connected node | |
| CN112502357A (en) | Assembled concrete column |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |