CN220469476U - Hole reinforced structure on roof beam - Google Patents
Hole reinforced structure on roof beam Download PDFInfo
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- CN220469476U CN220469476U CN202322270057.0U CN202322270057U CN220469476U CN 220469476 U CN220469476 U CN 220469476U CN 202322270057 U CN202322270057 U CN 202322270057U CN 220469476 U CN220469476 U CN 220469476U
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- 238000005728 strengthening Methods 0.000 claims abstract description 22
- 230000002787 reinforcement Effects 0.000 claims abstract description 20
- 238000003466 welding Methods 0.000 claims description 3
- 239000011800 void material Substances 0.000 claims 3
- 210000003205 muscle Anatomy 0.000 abstract description 18
- 239000004567 concrete Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005336 cracking Methods 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 9
- 230000003014 reinforcing effect Effects 0.000 description 6
- 210000001015 abdomen Anatomy 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000035939 shock Effects 0.000 description 4
- 238000010008 shearing Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model relates to a hole additional strengthening on roof beam, it includes the crossbeam, the main muscle, auxiliary reinforcement, side stirrup and main stirrup, the hole that runs through the setting is seted up to the crossbeam, the main muscle is provided with two sets of and is located hole Y axis direction both sides respectively, two main muscle length direction are along X axis direction setting, side stirrup is provided with two sets of and is located hole X axis direction both sides respectively, two sets of side stirrup respectively with two sets of main muscle fixed connection, auxiliary reinforcement is provided with two sets of and is located hole Y axis direction both sides respectively, main stirrup is provided with two sets of and is located hole Y axis direction's both sides respectively, one side that two sets of main stirrups are close to mutually is with two sets of auxiliary reinforcement fixed connection respectively, one side that two sets of main stirrups kept away from mutually is with two sets of main muscle fixed connection respectively. This application has and avoids local atress to change, leads to the concrete around the entrance to a cave to appear cracking easily and causes the damage of crossbeam, has effectively avoided follow-up repeated pollution that causes the crossbeam to maintain, is favorable to reaching better green energy-concerving and environment-protective effect.
Description
Technical Field
The application relates to the field of building cross beams, in particular to a hole reinforcing structure on a beam.
Background
In order to arrange pipelines such as fire protection or water supply of a building and meet the requirements of the building on the use clearance, in the construction process, a round hole is sometimes required to be formed in the belly of the reinforced concrete beam, and the method for forming the hole in the belly of the beam obviously improves the layer height utilization rate of the building, lightens the dead weight of the structure, reduces unnecessary resource waste, has obvious economic benefit and social benefit, and has wide application prospect compared with the method for arranging the pipelines at the bottom of the beam.
Aiming at the related technology, the method of directly opening holes in the abdomen of the concrete beam effectively improves the layer height utilization rate of a building, but the method breaks the continuity of the cross section of the beam, the rigidity of the cross section of the beam is easy to break, the local stress of the beam is easy to change, and when the concrete beam bears a heavy object, the beam is easy to damage due to the fact that cracks appear in the concrete around the hole.
Disclosure of Invention
In order to improve the direct belly of concrete crossbeam and open the hole for the local atress of crossbeam changes, when concrete crossbeam bears the heavy object, leads to the concrete around the entrance to a cave to appear the crack easily and causes the problem of crossbeam damage, this application provides a hole additional strengthening on roof beam.
The application provides a hole additional strengthening on roof beam adopts following technical scheme:
the utility model provides a hole additional strengthening on roof beam, includes crossbeam, main muscle, auxiliary reinforcement, side stirrup and main stirrup, the opening that runs through the setting has been seted up to the crossbeam, the main muscle is provided with two sets of and is located the opening Y axis direction both sides respectively, two main muscle length direction sets up along the X axis direction, the side stirrup is provided with two sets of and is located the opening X axis direction both sides respectively, two sets of side stirrup respectively with two sets of main muscle fixed connection, auxiliary reinforcement is provided with two sets of and is located the opening Y axis direction both sides respectively, main stirrup is provided with two sets of and is located the both sides of opening Y axis direction respectively, two sets of one side that main stirrup is close to mutually is with two sets of auxiliary reinforcement fixed connection respectively, two sets of one side that main stirrup kept away from mutually is with two sets of main muscle fixed connection respectively.
Through adopting above-mentioned technical scheme, main stirrup is close to main muscle both sides at the entrance to a cave and sets up, and the setting is encrypted to the side stirrup, increases transverse rigidity, shock resistance and the bending resistance of crossbeam, improves the bearing capacity and the rigidity of crossbeam, improves the direct belly of concrete crossbeam and opens the hole for the local atress of crossbeam changes, and when the concrete crossbeam bore heavy object, leads to easily that the crack appears in the concrete around the entrance to a cave and causes the problem of crossbeam damage.
Optionally, the number of the main stirrups in each group is two to four, and each group of the main stirrups is uniformly distributed along the X-axis direction.
Through adopting above-mentioned technical scheme, inject the practical quantity of main stirrup, guaranteed the stability of entrance to a cave structure, avoid main stirrup quantity too much and cause the material extravagant simultaneously.
Optionally, the diameter of the main stirrup is larger than the diameter of the side stirrup.
Through adopting above-mentioned technical scheme, the diameter of main stirrup is greater than the diameter of side stirrup for main stirrup better cooperation side stirrup bears the structural load, guarantees the whole bearing capacity of entrance to a cave department.
Optionally, let the width of crossbeam be h, let the distance that auxiliary rib is along width direction and crossbeam side nearest be h1, when the crossbeam is frame roof beam and even roof beam, h1> =h/3 and h1> =200 millimeter, when the crossbeam is non-frame roof beam, h1> =h/3 and h1> =150 millimeter.
Through adopting above-mentioned technical scheme, inject the position of auxiliary rib, guarantee the stability of entrance to a cave structure.
Optionally, the diameter of the auxiliary rib is greater than half the diameter of the main rib and the diameter of the auxiliary rib is greater than 12 mm.
By adopting the technical scheme, the diameter of the auxiliary rib is limited, the strength of the auxiliary rib is ensured, and the bending resistance and the shock resistance of the opening are ensured.
Optionally, the number of each group of side stirrups is three to six, and each group of side stirrups is uniformly distributed along the X-axis direction.
Through adopting above-mentioned technical scheme, the encryption setting quantity of side stirrup is prescribe a limit to, has guaranteed the bearing capacity and the rigidity of crossbeam, avoids side stirrup quantity excessive and causes the material extravagant simultaneously.
Optionally, the two groups of auxiliary reinforcements are fixed with the two groups of side stirrups through welding.
Through adopting above-mentioned technical scheme, through auxiliary reinforcement and side stirrup welded fastening, guarantee that the position of entrance to a cave position owner stirrup and side stirrup is difficult for changing for the structure of side stirrup and auxiliary reinforcement around the hole is more stable.
Optionally, the fixed strengthening rib that is provided with in contained angle department that forms between side stirrup around the entrance to a cave and the two auxiliary ribs, strengthening rib quantity sets up to four, the entrance to a cave is located between four strengthening ribs.
Through adopting above-mentioned technical scheme, through the setting of strengthening rib for the position of entrance to a cave position owner stirrup is difficult for changing with the position of side stirrup, makes the structure of side stirrup and auxiliary rib around the hole more stable.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the main stirrups are arranged on two sides of the hole close to the main ribs, the side stirrups are arranged in an encrypted mode, the transverse rigidity, shock resistance and bending resistance of the cross beam are improved, the bearing capacity and rigidity of the cross beam are improved, the section rigidity of the cross beam is improved, abrupt change occurs easily, local stress of the cross beam is changed, and the problem that cracks occur in concrete around the hole to damage the cross beam is easily caused.
2. The practical quantity of the main stirrups is limited, the stability of the hole structure is guaranteed, and meanwhile, the material waste caused by excessive quantity of the main stirrups is avoided.
3. The encryption setting quantity of the side stirrups is limited, so that the bearing capacity and rigidity of the cross beam are guaranteed, and meanwhile, the material waste caused by excessive quantity of the side stirrups is avoided.
Drawings
Fig. 1 is a schematic overall structure of embodiment 1.
Fig. 2 is a schematic sectional structure of embodiment 1.
Fig. 3 is a schematic overall structure of embodiment 2.
Reference numerals illustrate: 1. a cross beam; 11. an opening; 2. a main rib; 21. side stirrups; 3. auxiliary ribs; 4. a main stirrup; 5. reinforcing ribs.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-3.
The embodiment of the application discloses a hole reinforcing structure on a beam.
Example 1.
Referring to fig. 1 and 2, a hole reinforcing structure on a beam comprises a beam 1, a main rib 2, an auxiliary rib 3, a side stirrup 21 and a main stirrup 4, in this embodiment, the length direction of the beam 1 is set to be the X-axis direction, the width direction of the beam 1 is the Y-axis direction, a hole 11 penetrating the beam 1 is formed in the middle of the beam 1, the hole 11 is circular integrally, in order to ensure the stability of the beam 1, when the hole 11 is formed, the diameter is smaller than 300 mm and the diameter is smaller than one third of the width of the beam 1, and the hole 11 is formed by embedding a sleeve when concrete is poured.
The main muscle 2 is provided with two sets of and is located entrance to a cave 11Y axis direction both sides respectively, main muscle 2 level sets up and main muscle 2 length extends along the X axis direction, every main muscle 2 quantity of group is selected to two in this embodiment, main muscle 2 diameter is thicker, the effect is following to the being provided with of main muscle 2, strengthen beam 1's bending resistance ability, resist beam 1's protruding deformation downwards, guarantee beam 1's stability, strengthen beam 1's shearing resistance ability, avoid beam 1 to produce shearing damage, strengthen beam 1's bending resistance deformation, guarantee beam 1's rigidity and stability, scatter beam 1's load, thereby reduce beam 1's deformation, make beam 1 more sturdy and durable.
The mode fixedly connected with a plurality of side stirrups 21 between two sets of main muscle 2 through the ligature, the interval is less than the interval between each side stirrup 21 of crossbeam 1 other places between each side stirrup 21 of entrance to a cave 11X axle both sides, the side stirrup 21 quantity of each group of entrance to a cave 11X axle both sides sets up to three in this application embodiment, the interval between each side stirrup 21 of entrance to a cave 11X axle both sides sets up to 100 millimeters, the interval between each side stirrup 21 of entrance to a cave 11X axle both sides is less than the setting of the interval between each side stirrup 21 of crossbeam 1 other places, improve bearing capacity and the rigidity of crossbeam 1 and delay the yield of reinforcing bar, thereby improve shock resistance and the durability of crossbeam 1, strengthen the atress performance of crossbeam 1, improve its bending rigidity and shearing bearing capacity, reduce the influence of entrance to a crossbeam 1 cross-section, ensure the security performance of structure, reduce the width and the quantity of concrete crack, increase the cracking bearing capacity of concrete, improve the durability of entrance to a cave 11 structure.
The auxiliary ribs 3 are arranged in two groups and are respectively located on two sides of the Y axis direction of the hole 11, the auxiliary ribs 3 are arranged in the X axis direction, the number of the auxiliary ribs 3 in each group is two in this embodiment, in order to ensure the strength of the structure, the auxiliary ribs 3 are required to be larger than half of the diameter of the main rib 2 and larger than 12 mm in diameter when being arranged, the length of the auxiliary ribs 3 is equal to eighty times of the diameter of the auxiliary ribs 3 and larger than the diameter of the hole 11, the arrangement positions of the auxiliary ribs 3 of the beams 1 which bear different loads are different, the width of the beams 1 is h, the closest distance between the auxiliary ribs 3 and the side face of the beam 1 in the vertical direction is h1, when the auxiliary ribs 3 of the connecting beam are arranged, the length of the h1 is required to be larger than one third h and the length of the h1 is larger than 200 mm, and the length of the auxiliary ribs 3 of the non-frame beam is required to be larger than one third h1 and the length of the h1 is larger than 150 mm when the auxiliary ribs 3 are arranged. In the embodiment of the application, the width of the cross beam 1 is set to 900 mm, the diameter of the hole 11 is set to 200 mm, the h1 of the frame beam and the connecting beam is set to 310 mm, and the h1 of the non-frame beam is set to 310 mm.
The auxiliary ribs 3 effectively strengthen the bending resistance bearing capacity of the cross beam 1, improve the bending rigidity and bearing capacity of the cross beam 1, limit the influence of the hole 11 on the cross beam 1, and enable the cross beam 1 to deform less when being subjected to horizontal load, thereby ensuring the safety performance of the cross beam 1.
The main stirrup 4 is provided with two sets of and is located entrance to a cave 11Y axis direction both sides respectively, two sets of main stirrups 4 are located respectively between two sets of auxiliary stirrups 3 and two sets of main stirrups 2, every main stirrup 4 of group is close to entrance to a cave 11 one side and realizes fixed connection through mode and auxiliary stirrup 3 of ligature respectively, every main stirrup 4 of group is kept away from entrance to a cave 11 one side and is realized fixed connection with main stirrup 2 through the mode of ligature respectively, every main stirrup 4 of group is selected into two in this embodiment, the interval between the main stirrup 4 in every group sets up to 50 millimeters, the diameter size of main stirrup 4 is greater than the diameter of side stirrup 21, the seting up of entrance to a cave 11 on crossbeam 1 can produce the influence to the intensity of crossbeam 1, set up the stability of main stirrup 4 will strengthen crossbeam 1 structure around entrance to a cave 11, prevent the reinforcing bar fracture, main stirrup 4 will offset the huge shear force that entrance to a cave 11 set up and strengthen the bending strength and rigidity of crossbeam 1 simultaneously, in order to ensure that crossbeam 1 keeps stable form when bearing load, and safe and reliable work.
Two sets of auxiliary ribs 3 have carried out welded fastening with two sets of side stirrups 21 respectively, make through welded fastening auxiliary ribs 3 and form two stable rectangles apart from between two side stirrups 21 nearest to entrance to a cave 11 for each auxiliary rib 3 around the entrance to a cave 11 and each side stirrup 21's position is stable, and each auxiliary rib 3 is difficult for taking place to change with each side stirrup 21 position when making crossbeam 1 pour, makes structure around the entrance to a cave 11 more possess stability, and the welding setting has increased the intensity and the rigidity of crossbeam 1 simultaneously, has improved the atress bearing capacity of crossbeam 1.
The implementation principle of the embodiment 1 is as follows: during construction, personnel arrangement and preparation of materials and tools are carried out at first, the type of the cross beam 1 is confirmed according to design requirements, and then, according to the requirements on the cross section shape and size of the cross beam 1, a proper template is manufactured for installation, the main reinforcement 2 is paved, the main reinforcement 2 is fixed with the side stirrups 21 in a binding mode after being paved, the fixing of the position between the main reinforcements 2 is realized through the side stirrups 21, the position where the opening 11 is required to be formed is determined, encryption treatment of the side stirrups 21 is carried out, meanwhile, the auxiliary reinforcements 3 and the main stirrups 4 are paved, sleeve embedding is carried out after completion, concrete is uniformly mixed, the axis of the cross beam 1 is poured from the upper opening of the template, parameters such as concrete compactness and trowelling are ensured, and the like are stamped, a moisture-retaining shed or a cloth cover is covered, a certain curing time is maintained, and the template is removed after the concrete reaches the design strength, the problem that the cross section rigidity of the cross beam 1 is easy to change, and the local stress change is easy to cause the crack to cause the cross beam 1 to be damaged.
Example 2.
Referring to fig. 3, the embodiment differs from the first embodiment in that the auxiliary bead 3 is fixed differently from the side stirrup 21.
Four auxiliary ribs 3 respectively form two rectangles with two stirrups that are closest to the hole 11, four angles of the rectangle that forms are provided with strengthening rib 5, hole 11 is located four strengthening ribs 5 in the middle of, strengthening rib 5 is triangle-shaped strengthening rib 5's hypotenuse angle setting to 45 degrees, the thickness setting of strengthening rib 5 is located between 3 to 6 millimeters, the thickness of strengthening rib 5 selects for 3 millimeters in this embodiment, through the setting of strengthening rib 5 for hole 11 position owner stirrup 4 is difficult for changing with the position of side stirrup 21, makes the side stirrup 21 around the hole more stable with the structure of auxiliary rib 3. The implementation principle of embodiment 2 is the same as that of embodiment 1, and thus will not be described here again.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (4)
1. A beam hole strengthening structure, characterized in that: including crossbeam (1), main reinforcement (2), auxiliary reinforcement (3), side stirrup (21) and main stirrup (4), opening (11) that run through the setting are offered to crossbeam (1), main reinforcement (2) are provided with two sets of and are located respectively in opening (11) Y axis direction both sides, two main reinforcement (2) length direction sets up along X axis direction, side stirrup (21) are provided with two sets of and are located respectively in opening (11) X axis direction both sides, two sets of side stirrup (21) respectively with two sets of main reinforcement (2) fixed connection, auxiliary reinforcement (3) are provided with two sets of and are located respectively in opening (11) Y axis direction both sides, main stirrup (4) are provided with two sets of and are located respectively in opening (11) Y axis direction both sides, two sets of main stirrup (4) are close to one side respectively with two sets of auxiliary reinforcement (3) fixed connection, two sets of main stirrup (4) are kept away from one side respectively with two sets of main stirrup (2) and are fixed connection, every set of width (1 h) are established for two sets of main stirrup (4) and are the width (1 h) and are perpendicular to each other two sets of frame stirrup (1) and 1 h, and 1 h are perpendicular to each other the girder (1 h respectively, when crossbeam (1) is the non-frame roof beam, h1> =h/3 and h1> =150 millimeters, every group the quantity of side stirrup (21) is selected to be three to six, every group side stirrup (21) are along X axle direction evenly distributed, the fixed strengthening rib (5) that are provided with in contained angle department that forms between side stirrup (21) around entrance to a cave (11) and two auxiliary rib (3), strengthening rib (5) quantity sets up to four, entrance to a cave (11) are located between four strengthening ribs (5), every group in both sides side stirrup (21) quantity sets up to three, the interval between each side stirrup (21) of entrance to a cave (11) X axle both sides sets up to 100 millimeters.
2. A beam void strengthening structure according to claim 1, wherein: the diameter of the main stirrup (4) is larger than that of the side stirrup (21).
3. A beam void strengthening structure according to claim 1, wherein: the diameter of the auxiliary ribs (3) is larger than half of the diameter of the main ribs (2), and the diameter of the auxiliary ribs (3) is larger than 12 mm.
4. A beam void strengthening structure according to claim 1, wherein: the two groups of auxiliary ribs (3) are fixed with the two groups of side stirrups (21) through welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322270057.0U CN220469476U (en) | 2023-08-23 | 2023-08-23 | Hole reinforced structure on roof beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322270057.0U CN220469476U (en) | 2023-08-23 | 2023-08-23 | Hole reinforced structure on roof beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220469476U true CN220469476U (en) | 2024-02-09 |
Family
ID=89778562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322270057.0U Active CN220469476U (en) | 2023-08-23 | 2023-08-23 | Hole reinforced structure on roof beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220469476U (en) |
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2023
- 2023-08-23 CN CN202322270057.0U patent/CN220469476U/en active Active
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