CN220365132U - Cantilever support frame suitable for fire control vestibule - Google Patents
Cantilever support frame suitable for fire control vestibule Download PDFInfo
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- CN220365132U CN220365132U CN202322108695.2U CN202322108695U CN220365132U CN 220365132 U CN220365132 U CN 220365132U CN 202322108695 U CN202322108695 U CN 202322108695U CN 220365132 U CN220365132 U CN 220365132U
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- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 10
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a cantilever support frame suitable for a fire-fighting corridor, which belongs to the technical field of building construction and comprises the following components: the first supporting beams are two, and one end of each first supporting beam is vertically fixed on the two shear walls respectively; the two first inclined supporting beams are respectively fixed on the two shear walls at a preset angle at the bottom ends, and the top ends of the two first inclined supporting beams are respectively fixed on the lower parts of the two first supporting beams close to the other ends of the two first inclined supporting beams at a preset angle; the two ends of the first bearing beam are respectively fixed on the two first supporting beams. According to the utility model, two ends of two first supporting beams are respectively and vertically fixed on opposite wall surfaces of two shear walls; then the first inclined supporting beams are respectively fixed on the corresponding shear wall and the first supporting beams at a preset angle; finally, the first bearing beams are fixed on the two first supporting beams, so that the large-span cantilever supporting frames can be adapted to be overlapped, and stable supporting force is provided for the construction of the fire-fighting corridor.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to an overhanging support frame suitable for a fire-fighting corridor.
Background
The cantilever support frame is also called as a cantilever scaffold, and is a novel scaffold system with structural load attached to a rigid cantilever beam of a building structure. The scaffold is particularly widely applied to the engineering project at the present stage, particularly to the construction of the outer wall of a high-rise building in the city center, and is a main platform and a safety protection facility for the construction of the main engineering of a building structure and the construction of the decoration engineering. In order to meet the construction and decoration requirements of high-rise building structures, the erection of scaffolds in construction is important.
At present, the cantilever support frame is generally built firstly in the construction of the aerial fire-fighting corridor, but the construction difficulty of the existing cantilever support frame is increased due to the increase of the height of the existing building and the increase of the suspended span size of the existing building, so that the construction safety of workers is reduced; meanwhile, due to the increase of the high air flow intensity, stable support cannot be provided for building the high-altitude fire-fighting corridor.
Therefore, how to design a cantilever beam support frame suitable for a large-span fire-fighting corridor is a problem to be solved by those skilled in the art.
Disclosure of Invention
The utility model provides an overhanging support frame suitable for a fire-fighting corridor, which solves the technical problems that the construction difficulty of the existing large-span overhanging support structure is high and stronger support force cannot be provided.
The technical scheme for solving the technical problems is as follows, the cantilever support frame suitable for the fire-fighting corridor, the fire-fighting corridor comprises shear walls with two opposite surfaces, and the cantilever support frame comprises:
the two first supporting beams are respectively and vertically fixed on opposite wall surfaces of the two shear walls through high-strength bolts, and the other ends of the two first supporting beams are separated by a preset distance;
the two first diagonal bracing beams are respectively positioned below the two first supporting beams, the bottom ends of the two first diagonal bracing beams are respectively fixed on the opposite wall surfaces of the two shear walls at a preset angle through high-strength bolts, and the top ends of the two first diagonal bracing beams are respectively fixed on the lower parts of the two first supporting beams close to the other ends of the two first diagonal bracing beams at a preset angle through high-strength bolts;
the first bearing beams are positioned above the two first supporting beams in parallel, and two ends of the first bearing beams are fixed on the two first supporting beams through inverted U-shaped bolts respectively.
The beneficial effects of the utility model are as follows: two ends of the two first supporting beams are vertically fixed on the opposite wall surfaces of the two shear walls respectively; then the first inclined supporting beams are respectively fixed on the corresponding shear wall and the first supporting beams at a preset angle; finally, the first bearing beams are fixed on the two first supporting beams, so that the structure of the overhanging pull rope can be omitted, and the structure is suitable for overlapping a large-span overhanging support frame, thereby providing enough supporting force for building the fire-fighting corridor; simultaneously, the first supporting beam, the first diagonal bracing beam and the first bearing beam are all fixed by using high-strength bolts, so that on one hand, the connection strength of connection can be improved, on the other hand, the later-stage disassembly and assembly are convenient, the repeated disassembly and assembly are convenient, and the use cost is reduced.
On the basis of the technical scheme, the utility model can be improved as follows.
Further, the method further comprises the following steps:
the two second supporting beams are positioned below the two first diagonal supporting beams, are parallel to the two first supporting beams, and are respectively fixed on the opposite wall surfaces of the two shear walls at one end through high-strength bolts,
the second bearing beams are arranged above the two second supporting beams and below the two first supporting beams, are arranged in parallel with the two second supporting beams and are fixed on the two second supporting beams through inverted U-shaped bolts;
the bottom end of the second diagonal bracing beam is fixed on the second bearing beam at a preset angle through a high-strength bolt, and the top end of the second diagonal bracing beam is fixed on the first bearing beam at a preset angle through a high-strength bolt.
The support device has the further beneficial effects that the second supporting beam is used for supporting the second bearing Liang Digong, and the second supporting beam is used for providing the supporting force for the second bearing Liang Weidi, so that the second inclined supporting beam can be used for providing stable support for the first bearing beam.
Further, the second bearing beams are two symmetrically arranged along the middle parts of the first bearing beams and the second bearing beams.
Further, the two inclined support beams are respectively arranged at two sides of the two second inclined support beams, the bottom ends of the two third inclined support beams are fixed on the second bearing beam at a preset angle through high-strength bolts, and the top ends of the two third inclined support beams are respectively fixed on the first inclined support beam at a preset angle through high-strength bolts.
The connecting structure has the further beneficial effects that the bottom end of the third inclined supporting beam is fixed on the second bearing beam at a preset angle, and then the top end of the third inclined supporting beam is fixed on the first inclined supporting beam at a preset angle, so that the connecting strength of the first inclined supporting beam and the second bearing beam can be enhanced simultaneously.
Further, the first support beam, the first diagonal beam, the first load beam, the second support beam, the second load beam, the second diagonal beam and the third diagonal beam are all I-steel.
Further, the high strength bolts are rated greater than 8.8.
Further, the length of the high strength bolt is greater than M20.
Drawings
Fig. 1 is a schematic view of an installation structure of an overhanging support frame suitable for a fire-fighting corridor.
In the drawings, the list of components represented by the various numbers is as follows:
1. the shear wall comprises a first supporting beam, a first inclined supporting beam, a first bearing beam, a second supporting beam, a second bearing beam, a first inclined supporting beam, a second bearing beam, a second inclined supporting beam, a third inclined supporting beam, a shear wall and a shear wall.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As shown in fig. 1, a support frame encorbelments suitable for fire-fighting corridor, fire-fighting corridor includes two sides oppositely disposed shear wall 8, includes:
the two first supporting beams 1 are respectively arranged along the height direction of the vertical shear walls 8, one ends of the two first supporting beams 1 are respectively and vertically fixed on the opposite wall surfaces of the two shear walls 8 through high-strength bolts, and the other ends of the two first supporting beams 1 are separated by a preset distance;
the two first diagonal bracing beams 2 are respectively positioned below the two first supporting beams 1, the bottom ends of the two first diagonal bracing beams 2 are respectively fixed on the opposite wall surfaces of the two shear walls 8 at a preset angle through high-strength bolts, and the top ends of the two first diagonal bracing beams 2 are respectively fixed on the lower parts of the two first supporting beams 1 close to the other ends of the two first supporting beams at a preset angle through high-strength bolts;
the first bearing beams 3 are arranged above the two first supporting beams 1 in parallel, and two ends of the first bearing beams 3 are respectively fixed on the two first supporting beams 1 through inverted U-shaped bolts.
In some embodiments, the method may further include:
the two second supporting beams 4 are positioned below the two first diagonal bracing beams 2, the two second supporting beams 4 are parallel to the two first supporting beams 1, one ends of the two second supporting beams 4 are respectively fixed on the opposite wall surfaces of the two shear walls 8 through high-strength bolts,
the second bearing beams 5 are positioned above the two second supporting beams 4 and below the two first supporting beams 1, and the second bearing beams 5 are arranged in parallel with the two second supporting beams 4 and are fixed on the two second supporting beams 4 through inverted U-shaped bolts;
the bottom end of the second diagonal bracing beam 6 is fixed on the second bearing beam 5 at a preset angle through a high-strength bolt, and the top end of the second diagonal bracing beam 6 is fixed on the first bearing beam 3 at a preset angle through a high-strength bolt.
In some embodiments, the second load beam 5 may be two symmetrically arranged along the middle of the first load beam 3 and the second load beam 5.
In some embodiments, the device may further include a third diagonal beam 7, where the third diagonal beams 7 are two and are respectively disposed on two sides of the two second diagonal beams 6, the bottom ends of the two third diagonal beams 7 are fixed on the second carrier beam 5 at a predetermined angle through high-strength bolts, and the top ends of the two third diagonal beams are respectively fixed on the first diagonal beams 2 at a predetermined angle through high-strength bolts.
In some embodiments, the first support beam 1, the first diagonal bracing beam 2, the first load-bearing beam 3, the second support beam 4, the second load-bearing beam 5, the second diagonal bracing beam 6, and the third diagonal bracing beam 7 may be i-beams.
Specifically, the high strength bolts may be rated greater than 8.8.
Specifically, the length of the high strength bolt may be greater than M20.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.
Claims (6)
1. Cantilever support frame suitable for fire control vestibule, the fire control vestibule includes shear force wall (8) that two sides are opposite to each other arranged, a serial communication port includes:
the two first supporting beams (1) are respectively arranged along the height direction perpendicular to the shear walls (8), one ends of the two first supporting beams (1) are respectively and vertically fixed on the opposite wall surfaces of the two shear walls (8) through high-strength bolts, and the other ends of the two first supporting beams (1) are separated by a preset distance;
the two first diagonal bracing beams (2) are respectively positioned below the two first supporting beams (1), the bottom ends of the two first diagonal bracing beams (2) are respectively fixed on the opposite wall surfaces of the two shear walls (8) at a preset angle through high-strength bolts, and the top ends of the two first diagonal bracing beams (2) are respectively fixed on the lower parts of the two first supporting beams (1) close to the other ends of the two first diagonal bracing beams at a preset angle through high-strength bolts;
the first bearing beams (3) are positioned above the two first supporting beams (1) in parallel, and two ends of the first bearing beams (3) are fixed on the two first supporting beams (1) through inverted U-shaped bolts respectively; further comprises:
the two second supporting beams (4) are positioned below the two first diagonal supporting beams (2), the two second supporting beams (4) are parallel to the two first supporting beams (1) and one ends of the two second supporting beams are respectively fixed on the opposite wall surfaces of the two shear walls (8) through high-strength bolts,
the second bearing beams (5) are positioned above the two second supporting beams (4) and below the two first supporting beams (1), and the second bearing beams (5) are arranged in parallel with the two second supporting beams (4) and are fixed on the two second supporting beams (4) through inverted U-shaped bolts;
the bottom end of the second diagonal bracing beam (6) is fixed on the second bearing beam (5) at a preset angle through a high-strength bolt, and the top end of the second diagonal bracing beam (6) is fixed on the first bearing beam (3) at a preset angle through a high-strength bolt.
2. Cantilever support frame suitable for fire protection corridor according to claim 1, characterized in that the second load beam (5) is two symmetrically arranged along the middle of the first load beam (3) and the second load beam (5).
3. The cantilever support frame suitable for fire-fighting corridors according to claim 2, further comprising two third diagonal beams (7), wherein the third diagonal beams (7) are respectively arranged on two sides of the two second diagonal beams (6), the bottom ends of the two third diagonal beams (7) are fixed on the second bearing beam (5) at a preset angle through high-strength bolts, and the top ends of the two third diagonal beams are respectively fixed on the first diagonal beams (2) at a preset angle through high-strength bolts.
4. A cantilever support frame suitable for fire-fighting corridors according to claim 3, characterised in that the first support beam (1), the first diagonal support beam (2), the first load-bearing beam (3), the second support beam (4), the second load-bearing beam (5), the second diagonal support beam (6) and the third diagonal support beam (7) are all i-steel.
5. The cantilever support of claim 1, wherein the high strength bolts are rated at greater than 8.8.
6. The cantilever support of claim 1, wherein the length of the high strength bolt is greater than M20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322108695.2U CN220365132U (en) | 2023-08-07 | 2023-08-07 | Cantilever support frame suitable for fire control vestibule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322108695.2U CN220365132U (en) | 2023-08-07 | 2023-08-07 | Cantilever support frame suitable for fire control vestibule |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220365132U true CN220365132U (en) | 2024-01-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322108695.2U Active CN220365132U (en) | 2023-08-07 | 2023-08-07 | Cantilever support frame suitable for fire control vestibule |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220365132U (en) |
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2023
- 2023-08-07 CN CN202322108695.2U patent/CN220365132U/en active Active
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