CN217812664U - Reinforced independent foundation of newly-added rib beam type variable cross-section wing plate - Google Patents
Reinforced independent foundation of newly-added rib beam type variable cross-section wing plate Download PDFInfo
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- CN217812664U CN217812664U CN202221642308.2U CN202221642308U CN217812664U CN 217812664 U CN217812664 U CN 217812664U CN 202221642308 U CN202221642308 U CN 202221642308U CN 217812664 U CN217812664 U CN 217812664U
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Abstract
The utility model relates to an independent basis is consolidated to newly-increased rib beam formula variable cross section pterygoid lamina, including newly-increased rib beam, newly-increased variable cross section pterygoid lamina, concrete cushion, its characterized in that: the newly-added rib beam and the newly-added variable cross-section wing plate are used for connecting the original independent foundations, and the original independent foundations are changed into strip foundations after being connected; the newly added rib beam and the newly added variable cross-section wing plate comprise a rib beam stressed main rib, a waist rib, a wing plate longitudinal rib, a wing plate transverse rib and a stirrup; the stressed main rib and the waist rib of the rib beam are arranged along the horizontal direction of the newly added rib beam, and the two ends of the stressed main rib and the waist rib of the rib beam are respectively implanted into the original independent foundation; the wing plate longitudinal ribs are arranged along the horizontal direction of the newly added wing plate with the same thickness; the transverse ribs of the wing plates are perpendicular to the longitudinal ribs of the wing plates and are arranged in a crossed manner; the stirrup and rib atress main reinforcement, lumbar muscle, pterygoid lamina longitudinal bar etc. bind together, carry out the template and strut, then carry out pouring of concrete, the utility model discloses the most apparent advantage can improve the intensity, rigidity and the durability on ground basis.
Description
Technical Field
The utility model relates to a newly-increased rib formula variable cross section pterygoid lamina consolidates independent basis belongs to existing building antidetonation and consolidates technical field.
Background
At present, a large number of existing buildings cannot meet the requirement of earthquake resistance, earthquake resistance reinforcement and transformation need to be carried out on the buildings, and particularly, the foundation part is relatively weak. The existing building anti-seismic reinforcement transformation aims at solving the reinforcement problem of the foundation, and because the load of the whole building is transmitted to the foundation through the foundation, the anti-seismic reinforcement of the foundation plays a significant role in the anti-seismic reinforcement of the existing building. Only if the foundation has enough strength, rigidity and durability, the safety and normal use of the whole building can be ensured. The utility model discloses mainly be to the independent basis of existing building that does not satisfy the bearing capacity requirement, change the independent basis into the bar basis through newly-increased rib formula variable cross section pterygoid lamina and carry out the antidetonation reinforcement.
SUMMERY OF THE UTILITY MODEL
The utility model provides a newly-increased rib beam formula variable cross section pterygoid lamina consolidates independent basis, changes independent basis into the bar basis through newly-increased rib beam formula variable cross section pterygoid lamina to improve intensity, rigidity and the durability on ground basis.
The technical scheme of the utility model as follows:
newly-increased rib formula variable cross section pterygoid lamina consolidates independent basis, including newly-increased rib roof beam, newly-increased variable cross section pterygoid lamina, concrete cushion, its characterized in that: the newly-added rib beam and the newly-added variable cross-section wing plate are used for connecting the original independent foundations, and the original independent foundations are changed into strip foundations after being connected; the newly added rib beam and the newly added variable cross-section wing plate comprise a rib beam stressed main rib, a waist rib, a wing plate longitudinal rib, a wing plate transverse rib and a stirrup; the rib beam stress main rib is arranged along the horizontal direction of the newly added rib beam, and two ends of the rib beam stress main rib are respectively implanted into the original independent foundation; the waist bar is arranged along the horizontal direction of the newly-added rib beam, and two ends of the waist bar are respectively implanted into the original independent foundation; the wing plate longitudinal ribs are arranged along the horizontal direction of the newly-added variable cross-section wing plate; the transverse ribs of the wing plates are arranged in a crossed manner and are perpendicular to the longitudinal ribs of the wing plates; the hooping is bound with the rib beam stressed main rib, the waist rib, the wing plate longitudinal rib and the like; and after the steel bars in the newly-added rib beam and the newly-added variable cross-section wing plate are arranged, carrying out template supporting and then pouring concrete.
Furthermore, the strength grade of the concrete poured by the newly added rib beam and the newly added variable cross-section wing plate is not lower than C30.
Furthermore, the thickness of the bottom of the newly added variable cross-section wing plate is not less than 250mm, the slope of the inclined plane of the newly added variable cross-section wing plate is not more than 1: 3.
Further, the width of the newly added rib beam is not less than 400mm.
Furthermore, the stressed main rib of the rib beam is a 4 phi 12 steel bar, and the depth of the end part of the stressed main rib of the rib beam implanted into the original independent foundation is not less than 200mm.
Furthermore, the lumbar muscle is arranged at phi 12@ 150-200, and the end part of the lumbar muscle is implanted into the original independent foundation with the depth not less than 200mm.
Furthermore, the wing plate longitudinal ribs are arranged in a mode of phi 10-12 @ 200.
Furthermore, each side of the transverse rib of the wing plate is provided with a reinforcing steel bar with the diameter of 4 phi 10-12.
Furthermore, the stirrup is arranged in a range of phi 8 to 10@150 to 250.
Further, the concrete strength grade of the concrete cushion layer is not lower than C10
The newly-added ribbed beam type variable cross-section wing plate reinforced independent foundation and the construction method thereof adopt the following steps:
the method comprises the following steps: firstly, drilling holes on the original independent basis according to the requirements of design drawings for implanting stressed main ribs and waist ribs of a rib beam;
step two: and (4) roughening and cleaning the original independent foundation.
Step three: before binding reinforcing steel bars and pouring concrete in the newly-added rib beam and the newly-added variable cross-section wing plate, a layer of high-strength-grade cement paste is paved or a concrete interface agent is coated to increase the bonding force of a concrete foundation between a new structure and an old structure.
Step four: and embedding a rib beam stressed main rib and a waist rib on the original independent basis, and arranging, binding and fixing wing plate longitudinal ribs, wing plate transverse ribs and hoop ribs.
Step five: and (3) before the newly-added rib beam and the newly-added variable cross-section wing plate are poured, checking the arrangement of stressed main ribs, waist ribs, wing plate longitudinal ribs, wing plate transverse ribs and hoop ribs of the rib beam, and checking the arrangement of the stressed main ribs, the waist ribs, the wing plate longitudinal ribs, the wing plate transverse ribs and the hoop ribs, the template support and the like to be qualified, and then performing concrete pouring construction.
Has the advantages that:
the utility model discloses the most apparent advantage lies in changing former independent basis into the bar basis through newly-increased rib beam type variable cross section pterygoid lamina to improve intensity, rigidity and the durability on ground basis, and construction cycle is short, safe and reliable, if this technique is popularized and applied in existing old and useless building antidetonation reinforcement, will have apparent economic benefits and social.
Drawings
FIG. 1 is a schematic plane view of an independent foundation reinforced by a newly added rib-type variable cross-section wing plate;
FIG. 2 is a schematic view of an elevation of a new ribbed beam type variable cross-section wing plate reinforced independent foundation;
FIG. 3 is a cross-sectional view taken along line 1-1 of FIG. 1;
fig. 4 is an enlarged sectional view of fig. 2 at a.
In the figure, 1: the rib beam stress main rib; 2: waist tendon; 3: wing plate longitudinal ribs; 4: a wing plate transverse rib; 5: hooping; 6: original independent foundation; 7: an original concrete column; 8: newly adding a rib beam; 9: newly adding a variable cross-section wing plate; 10: a concrete cushion; 11: newly adding the bottom of the variable cross-section wing plate; 12: the inclined plane of the variable cross-section wing plate is newly added.
Detailed Description
Newly-increased rib formula variable cross section pterygoid lamina consolidates independent basis, as seen with reference to fig. 1-4, including newly-increased rib 8, newly-increased variable cross section pterygoid lamina 9, concrete cushion 10, its characterized in that: the newly-added rib beam 8 and the newly-added variable cross-section wing plate 9 are used for connecting the original independent foundations 6, and the original independent foundations 6 are changed into strip foundations after being connected; the newly added rib beam 8 and the newly added variable cross-section wing plate 9 comprise a rib beam stressed main rib 1, a waist rib 2, a wing plate longitudinal rib 3, a wing plate transverse rib 4 and a stirrup 5; the rib beam stress main rib 1 is arranged along the horizontal direction of the newly added rib beam 8, and two ends of the rib beam stress main rib 1 are respectively implanted into the original independent foundation 6; the waist bar 2 is arranged along the horizontal direction of the newly added rib beam 8, and two ends of the waist bar 2 are respectively implanted into the original independent foundation 6; the wing plate longitudinal ribs 3 are arranged along the horizontal direction of the newly-added variable cross-section wing plate 9; the wing plate transverse ribs 4 are perpendicular to the wing plate longitudinal ribs 3 and are arranged in a crossed mode; the stirrups 5 are bound together with the rib beam stressed main reinforcement 1, the waist reinforcement 2, the wing plate longitudinal reinforcements 3 and the like; and after the steel bars in the newly-added rib beam 8 and the newly-added variable cross-section wing plate 9 are arranged, carrying out template supporting and then pouring concrete.
Furthermore, the strength grade of the cast concrete of the newly added rib beam 8 and the newly added variable cross-section wing plate 9 is not lower than C30.
Furthermore, the thickness of the bottom 11 of the newly added variable cross-section wing plate 9 is not less than 250mm, and the gradient of the inclined surface 12 of the newly added variable cross-section wing plate is not more than 1: 3.
Further, the width of the newly added rib beam 8 is not less than 400mm.
Furthermore, the rib beam stress main rib 1 is a 4 phi 12 steel bar, and the depth of the rib beam stress main rib 1 end part implanted into the original independent foundation 6 is not less than 200mm.
Furthermore, the lumbar muscle 2 is arranged at phi 12@ 150-200, and the depth of the end part of the lumbar muscle implanted into the original independent foundation 6 is not less than 200mm.
Furthermore, the wing plate longitudinal ribs 3 are arranged in a manner of phi 10-12 @ 200.
Furthermore, each side of the wing plate transverse rib 4 is provided with a reinforcing steel bar with the diameter of 4 phi 10-12.
Furthermore, the stirrup 5 is arranged in a range of phi 8 to 10@150 to 250.
Further, the concrete strength grade of the concrete cushion layer 10 is not lower than C10
The new ribbed beam type variable cross-section wing plate reinforced independent foundation and the construction method thereof adopt the following steps:
the method comprises the following steps: firstly, drilling holes on an original independent foundation 6 according to the requirements of a design drawing for implanting a rib beam stressed main rib 1 and a waist rib 2;
step two: and (4) chiseling and cleaning the original independent foundation 6.
Step three: before binding reinforcing steel bars and pouring concrete in the newly-added rib beam 8 and the newly-added variable cross-section wing plate 9, a layer of high-strength-grade cement paste or a coating concrete interface agent is paved to increase the bonding force of the concrete foundation between the new structure and the old structure.
Step four: the rib beam stress main rib 1 and the waist rib 2 are implanted on the original independent foundation 6, and the wing plate longitudinal rib 3, the wing plate transverse rib 4 and the stirrup 5 are arranged, bound and fixed.
Step five: and (3) before the newly-added rib beam 8 and the newly-added variable cross-section wing plate 9 are poured, carrying out concrete pouring construction after the arrangement of the rib beam stress main rib 1, the waist rib 2, the wing plate longitudinal rib 3, the wing plate transverse rib 4 and the stirrup 5, the template support and the like are checked to be qualified.
The above is a typical embodiment of the present invention, and the present invention is not limited thereto.
Claims (8)
1. Independent basis is consolidated to newly-increased rib formula variable cross section pterygoid lamina, its characterized in that: including newly-increased rib roof beam (8), newly-increased variable cross section pterygoid lamina (9), concrete cushion (10), its characterized in that: the newly added rib beam (8) and the newly added variable cross-section wing plate (9) are used for connecting the original independent foundation (6), and the original independent foundation (6) is changed into a strip-shaped foundation after being connected; the newly added rib beam (8) and the newly added variable cross-section wing plate (9) comprise a rib beam stress main rib (1), a waist rib (2), a wing plate longitudinal rib (3), a wing plate transverse rib (4) and a stirrup (5); the rib beam stress main rib (1) is arranged along the horizontal direction of the newly added rib beam (8), and two ends of the rib beam stress main rib (1) are respectively implanted into the original independent foundation (6); the waist bar (2) is arranged along the horizontal direction of the newly-added rib beam (8), and two ends of the waist bar (2) are respectively implanted into the original independent foundation (6); the wing plate longitudinal ribs (3) are arranged along the horizontal direction of the newly-added variable cross-section wing plate (9); the wing plate transverse ribs (4) are arranged in a crossed manner and are vertical to the wing plate longitudinal ribs (3); the hoop reinforcement (5) is bound with the rib beam stressed main reinforcement (1), the waist reinforcement (2), the wing plate longitudinal reinforcement (3) and the like; the width of the newly added rib beam (8) is not less than 400mm; the thickness of the bottom (11) of the newly added variable cross-section wing plate (9) is not less than 250mm, and the gradient of the inclined surface (12) of the newly added variable cross-section wing plate is not more than 1: 3.
2. The new ribbed beam variable cross-section wing plate reinforced independent foundation of claim 1, wherein: and the strength grade of the concrete poured by the newly added rib beam (8) and the newly added variable cross-section wing plate (9) is not lower than C30.
3. The new ribbed beam variable cross-section wing plate reinforced independent foundation of claim 1, wherein: the rib beam stress main rib (1) is a 4 phi 12 steel bar, and the depth of the end part of the rib beam stress main rib (1) implanted into the original independent foundation (6) is not less than 200mm.
4. The new ribbed beam variable cross-section wing plate reinforced independent foundation of claim 1, wherein: the lumbar muscle (2) is arranged at phi 12@ 150-200, and the depth of the end part of the lumbar muscle implanted into the original independent foundation (6) is not less than 200mm.
5. The new ribbed beam variable cross-section wing plate reinforced independent foundation of claim 1, wherein: the wing plate longitudinal bar (3) is arranged in a phi 10-12 @200 mode.
6. The new ribbed beam variable cross-section wing plate reinforced independent foundation of claim 1, wherein: and reinforcing steel bars with the diameter of 4 phi 10-12 are arranged on each side of the wing plate transverse rib (4).
7. The new ribbed beam variable cross-section wing plate reinforced independent foundation of claim 1, wherein: the stirrup (5) is arranged in a range of phi 8-10 @ 150-250.
8. The new ribbed beam variable cross-section wing plate reinforced independent foundation of claim 1, wherein: the concrete strength grade of the concrete cushion (10) is not lower than C10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221642308.2U CN217812664U (en) | 2022-06-28 | 2022-06-28 | Reinforced independent foundation of newly-added rib beam type variable cross-section wing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221642308.2U CN217812664U (en) | 2022-06-28 | 2022-06-28 | Reinforced independent foundation of newly-added rib beam type variable cross-section wing plate |
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| Publication Number | Publication Date |
|---|---|
| CN217812664U true CN217812664U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221642308.2U Active CN217812664U (en) | 2022-06-28 | 2022-06-28 | Reinforced independent foundation of newly-added rib beam type variable cross-section wing plate |
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| Country | Link |
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| CN (1) | CN217812664U (en) |
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- 2022-06-28 CN CN202221642308.2U patent/CN217812664U/en active Active
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