CN112282420A - Corner reinforcing structure and method for rectangular concrete bin - Google Patents
Corner reinforcing structure and method for rectangular concrete bin Download PDFInfo
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- CN112282420A CN112282420A CN202011345896.9A CN202011345896A CN112282420A CN 112282420 A CN112282420 A CN 112282420A CN 202011345896 A CN202011345896 A CN 202011345896A CN 112282420 A CN112282420 A CN 112282420A
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 108
- 239000010959 steel Substances 0.000 claims abstract description 108
- 239000000126 substance Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 4
- 230000002787 reinforcement Effects 0.000 abstract description 3
- 238000005336 cracking Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention discloses a concrete rectangular bin corner reinforcing structure and a method thereof, and belongs to the technical field of concrete bin reinforcement. The high-strength steel plate comprises an outer wall of a bin corner and a steel base plate, wherein an H-shaped steel beam is welded on the outer surface of the steel base plate, reinforcing plates are arranged at web positions of the H-shaped steel beam at intervals, high-strength bolts are mounted on the surfaces of the reinforcing plates, and the high-strength bolts penetrate through the reinforcing plates from outside to inside and vertically push against the steel base plate. The invention utilizes the high-strength bolt to externally support the steel base plate to apply prestress, not only overcomes the defect of high requirement on anchoring, but also reduces the bearing capacity on a supporting structure and a foundation, has the advantages of reasonable structure, uniform stress and the like, can increase the bearing capacity of a reinforced structure by adjusting the height of the H-shaped steel beam and the number of the high-strength bolts, has wide application range, can effectively improve the horizontal bearing capacity of the concrete rectangular bin, effectively prevents the concrete rectangular bin from cracking, and has stronger engineering application value.
Description
Technical Field
The invention relates to the technical field of concrete bin reinforcement, in particular to a concrete rectangular bin corner reinforcing structure and a method thereof.
Background
At present, with the continuous increase of the diameter, height and capacity of a concrete silo, the stress of the silo and the crack control of the silo wall are directly caused to be very outstanding problems. Especially for a common concrete rectangular bin, the corner part of the bin bottom has concentrated stress and is greatly loaded. The crack control requirement is met only by improving the strength grade of concrete and increasing the wall reinforcing steel bars, and the actual effect is not ideal and the manufacturing cost is high. Meanwhile, the steel bars are large in diameter and dense in space, so that the lapping length of the steel bars is long, and the construction is very inconvenient.
Disclosure of Invention
1. Technical problem to be solved by the invention
Aiming at the defects and shortcomings in the prior art, the invention provides a concrete rectangular bin corner reinforcing structure and a method thereof, wherein a high-strength bolt is utilized to externally support a steel base plate to apply prestress, so that the defect of high anchoring requirement is overcome, the bearing capacity of a supporting structure and a foundation is reduced, and the concrete rectangular bin corner reinforcing structure has the advantages of reasonable structure, uniform stress, good cooperative working performance and the like.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the rectangular bin corner reinforcing structure comprises a bin corner outer wall and a steel base plate, wherein the steel base plate is tightly attached to the surface of the bin corner outer wall, an H-shaped steel beam is welded to the outer surface of the steel base plate, reinforcing plates are arranged at intervals at web positions of the H-shaped steel beam, bolt holes are formed in the plate surface of each reinforcing plate, high-strength bolts are installed in the bolt holes, and the high-strength bolts penetrate through the reinforcing plates from outside to inside and vertically prop against the steel base plate.
Furthermore, chemical anchor bolts are implanted into the steel base plate at equal intervals along the vertical direction to anchor the steel base plate on the outer wall of the corner of the bin.
Furthermore, the reinforcing plates are provided with a plurality of groups, the reinforcing plates are parallel to each other and are arranged at intervals, and stiffening ribs are arranged between the adjacent reinforcing plates.
Furthermore, a jacking nut is arranged at the position, located on the reinforcing plate on the outer side of the H-shaped steel beam, of the high-strength bolt, the front end of the high-strength bolt is rotated to vertically jack the steel base plate, and meanwhile, the jacking nut is rotated inwards to enable the jacking nut to jack the steel base plate inwards to apply a certain prestress.
Furthermore, the high-strength bolts are horizontally arranged and are respectively vertical to the steel base plate and the reinforcing plate.
Furthermore, the H-shaped steel beam is connected with the steel base plate in a girth welding mode.
Furthermore, the reinforcing plate and the stiffening ribs are respectively connected with the H-shaped steel beam in a girth welding mode.
Furthermore, both sides set up at least one row of bolt hole respectively about the reinforcing plate, the reinforcing plate of H shaped steel web both sides sets up at least one bolt hole respectively from top to bottom.
Further, when the bolt holes are provided with a plurality of bolts, the bolt holes are arranged along the vertical direction of the reinforcing plate at equal intervals.
A method for reinforcing corners of a concrete rectangular bin comprises the following steps:
the method comprises the following steps: arranging a steel base plate on the outer wall of the bin corner, wherein the steel base plate is tightly attached to the surface of the outer wall of the bin corner, and implanting chemical anchor bolts at equal intervals along the vertical direction of the steel base plate to anchor the steel base plate on the bin wall;
step two: the H-shaped steel beam is welded on the outer wall of the corner part of the bin through a steel backing plate, and two groups of reinforcing plates and two groups of reinforcing ribs are arranged on the H-shaped steel beam;
step three: the reinforcing plate is provided with a bolt hole;
step four: penetrating a high-strength bolt through a bolt hole in the reinforcing plate from outside to inside, and arranging a jacking nut on the part of the high-strength bolt, which is positioned on the reinforcing plate outside the H-shaped steel beam;
step five: the high-strength bolt is rotated to enable the front end of the high-strength bolt to vertically push against the steel base plate, and meanwhile, the jacking nut is rotated inwards to enable the jacking nut to push inwards to apply certain prestress on the steel base plate.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
the invention utilizes the high-strength bolt to externally support the steel base plate to apply prestress, not only overcomes the defect of high requirement on anchoring, but also reduces the bearing capacity on a supporting structure and a foundation, and has the advantages of reasonable structure, uniform stress, good cooperative working performance and the like.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a structural view of embodiment 2 of the present invention;
fig. 4 is a structural view of embodiment 3 of the present invention.
In the figure: 1. the outer wall of the bin corner part; 2. a steel backing plate; 3. an H-shaped steel beam; 4. a high-strength bolt; 5. tightly pushing the nut; 6. a reinforcing plate; 7. a stiffening rib; 8. bolt holes.
Detailed Description
The invention is further described with reference to the following figures and examples:
example 1
As can be seen from fig. 1-2, the rectangular concrete bin corner reinforcing structure of the embodiment includes bin corner outer wall 1 and steel backing plate 2, the steel backing plate 2 is tightly attached to the surface of the bin corner outer wall 1, the outer surface of the steel backing plate 2 is welded with the H-shaped steel beam 3, reinforcing plates 6 are arranged at intervals at web positions of the H-shaped steel beam 3, bolt holes 8 are formed in the surfaces of the reinforcing plates 6, high-strength bolts 4 are installed in the bolt holes 8, and the high-strength bolts 4 penetrate through the reinforcing plates 6 from outside to inside and vertically push the steel backing plate 2.
The steel backing plate 2 is implanted with the chemical crab-bolt along vertical equidistant with steel backing plate 2 anchor on storehouse bight outer wall 1, and steel backing plate 2 passes through the chemical crab-bolt and closely combines with storehouse bight outer wall 1.
The reinforcing plates 6 are provided with a plurality of groups, the reinforcing plates 6 are mutually parallel and arranged at intervals, and reinforcing ribs 7 are arranged between the adjacent reinforcing plates 6.
The high-strength bolt 4 is arranged on a reinforcing plate 6 on the outer side of the H-shaped steel beam 3 and is provided with a jacking nut 5, the front end of the high-strength bolt 4 is vertically propped against the steel base plate 2 by rotating the high-strength bolt 4, and meanwhile, the jacking nut 5 is rotated inwards to enable the jacking nut 5 to be propped inwards to apply certain prestress to the steel base plate 2.
The high-strength bolts 4 are horizontally arranged, and the high-strength bolts 4 are respectively vertical to the steel base plate 2 and the reinforcing plate 6.
The H-shaped steel beam 3 is connected with the steel backing plate 2 in a girth welding mode.
The reinforcing plate 6 and the stiffening ribs 7 are respectively connected with the H-shaped steel beam 3 in a girth welding mode.
Both sides set up at least one row of bolt hole 8 respectively about reinforcing plate 6, and reinforcing plate 6 of 3 web both sides of H shaped steel roof beam sets up at least one bolt hole 8 respectively from top to bottom.
When the bolt hole 8 is equipped with a plurality ofly, the bolt hole 8 sets up along 6 vertical equidistant of reinforcing plate.
A method for reinforcing corners of a concrete rectangular bin comprises the following steps:
the method comprises the following steps: arranging a steel base plate 2 on the outer wall 1 of the bin corner, wherein the steel base plate 2 is tightly attached to the surface of the outer wall 1 of the bin corner, and implanting chemical anchor bolts vertically and equidistantly along the steel base plate 2 to anchor the steel base plate 2 on the bin wall;
step two: the H-shaped steel beam 3 is welded on the outer wall 1 of the corner part of the bin through a steel backing plate 2, and two groups of reinforcing plates 6 and two groups of stiffening ribs 7 are arranged on the H-shaped steel beam 3;
step three: the reinforcing plate 6 is provided with a bolt hole 8;
step four: penetrating the high-strength bolt 4 through a bolt hole 8 on the reinforcing plate 6 from outside to inside, and arranging a jacking nut 5 on the part, located on the outer side of the H-shaped steel beam 3, of the high-strength bolt 4, of the reinforcing plate 6;
step five: the high-strength bolt 4 is rotated to enable the front end of the high-strength bolt to vertically push the steel base plate 2 tightly, and meanwhile, the jacking nut 5 is rotated inwards to enable the jacking nut 5 to push tightly inwards to apply certain prestress on the steel base plate 2.
In the construction process, the high-strength bolt 4 is horizontally vertical to the outer wall 1 of the cabin, and the inward force applied to the steel base plate 2 by the jacking nut 5 is ensured to reach the prestress required by the design.
According to the invention, a steel backing plate 2 is combined with a bin corner outer wall 1 through a chemical anchor bolt, an H-shaped steel beam 3 is welded on the bin corner outer wall 1 through the steel backing plate 2, the H-shaped steel beam 3 is provided with a reinforcing plate 6 and a stiffening rib 7, the reinforcing plate 6 is provided with a plurality of groups of bolt holes 8, one end of a high-strength bolt 4 is fixed on the reinforcing plate 6 through the bolt holes 8 based on a jacking nut 5, the other end of the high-strength bolt horizontally and vertically jacks the steel backing plate 2, the high-strength bolt 4 applies bearing force to improve the required prestress, the corner multi-point prestress reinforcement is completed, and the front end of the high-strength bolt 4 jacks the steel backing plate 2, so that the high-.
As shown in fig. 2, a row of bolt holes 8 are respectively formed in the upper and lower parts of a reinforcing plate 6, high-strength bolts 4 penetrate through the bolt holes 8 in the reinforcing plate 6 from outside to inside, tightening nuts 5 are arranged at the positions, located on the outer side of an H-shaped steel beam 3, of the reinforcing plate 6, the front ends of the high-strength bolts 4 tightly push a steel backing plate 2, meanwhile, the tightening nuts 5 are rotated inwards, the tightening nuts 5 tightly push the reinforcing plate 6 inwards, and certain prestress is applied to the steel backing plate 2.
Example 2
As can be seen from fig. 3, in the corner reinforcing structure of the rectangular concrete bin of the present embodiment, two rows of bolt holes 8 are respectively formed in the upper and lower portions of the reinforcing plate 6, the two rows of bolt holes 8 are vertically and equidistantly arranged, the high-strength bolts 4 penetrate through the bolt holes 8 of the reinforcing plate 6 from outside to inside, the front ends of the high-strength bolts 4 tightly prop the steel backing plate 2, and meanwhile, the tightening nuts 5 are rotated inwards to tightly prop the reinforcing plate 6 inwards, and a certain prestress is applied to the steel backing plate 2.
Example 3
As can be seen from fig. 4, in the corner reinforcing structure of the rectangular concrete bin of the present embodiment, the reinforcing plate 6 is provided with three rows of bolt holes 8 from top to bottom, the three rows of bolt holes 8 are vertically arranged at equal intervals, the high-strength bolts 4 penetrate through the bolt holes 8 in the reinforcing plate 6 from outside to inside, the front ends of the high-strength bolts 4 tightly prop the steel backing plate 2, and meanwhile, the tightening nuts 5 are rotated inwards to tightly prop the reinforcing plate 6 inwards, and apply a certain prestress to the steel backing plate 2.
The invention utilizes the high-strength bolt 4 to support the steel backing plate 2 externally and exert the prestress, not only overcome the disadvantage of high requirement on anchoring, but also reduce the bearing capacity to the supporting structure and foundation, and has the advantages of reasonable structure, uniform stress, good cooperative working performance and the like.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (10)
1. The utility model provides a concrete rectangle storehouse bight reinforced structure, includes storehouse bight outer wall (1) and steel backing plate (2), its characterized in that: the steel backing plate (2) hug closely storehouse bight outer wall (1) surface, the surface welding of steel backing plate (2) is provided with H shaped steel roof beam (3), the web position department interval of H shaped steel roof beam (3) is provided with reinforcing plate (6), the face of reinforcing plate (6) on seted up bolt hole (8), install high strength bolt (4) in bolt hole (8), high strength bolt (4) outside-in runs through reinforcing plate (6) and perpendicular top compact steel backing plate (2).
2. The concrete rectangular bin corner reinforcing structure according to claim 1, wherein: and the steel base plate (2) is implanted with chemical anchor bolts at equal intervals along the vertical direction to anchor the steel base plate (2) on the outer wall (1) of the corner part of the bin.
3. The concrete rectangular bin corner reinforcing structure according to claim 1, wherein: reinforcing plates (6) be equipped with the multiunit, reinforcing plates (6) are parallel and the interval sets up each other, be provided with stiffening rib (7) between adjacent reinforcing plate (6).
4. The concrete rectangular bin corner reinforcing structure according to claim 1, wherein: the high-strength bolt (4) is positioned on a reinforcing plate (6) on the outer side of the H-shaped steel beam (3) and is provided with a jacking nut (5), the front end of the high-strength bolt (4) is vertically jacked against the steel base plate (2) by rotating the high-strength bolt, and meanwhile, the jacking nut (5) is rotated inwards to apply a certain prestress to the steel base plate (2).
5. The concrete rectangular bin corner reinforcing structure according to claim 1, wherein: the high-strength bolt (4) is horizontally arranged, and the high-strength bolt (4) is respectively vertical to the steel base plate (2) and the reinforcing plate (6).
6. The concrete rectangular bin corner reinforcing structure according to claim 1, wherein: the H-shaped steel beam (3) is connected with the steel base plate (2) in a girth welding mode.
7. The concrete rectangular bin corner reinforcing structure according to claim 3, wherein: the reinforcing plate (6) and the stiffening ribs (7) are respectively connected with the H-shaped steel beam (3) in a girth welding mode.
8. The concrete rectangular bin corner reinforcing structure according to claim 1, wherein: reinforcing plate (6) about both sides set up at least one row of bolt hole (8) respectively, reinforcing plate (6) of H shaped steel roof beam (3) web both sides set up at least one bolt hole (8) respectively from top to bottom.
9. The concrete rectangular bin corner reinforcing structure according to claim 8, wherein: when the bolt holes (8) are arranged in a plurality of positions, the bolt holes (8) are arranged at equal intervals along the vertical direction of the reinforcing plate (6).
10. A method for reinforcing corners of a concrete rectangular bin is characterized by comprising the following steps:
the method comprises the following steps: arranging a steel base plate (2) on the outer wall (1) of the bin corner, wherein the steel base plate (2) is tightly attached to the surface of the outer wall (1) of the bin corner, and implanting chemical anchor bolts vertically and equidistantly along the steel base plate (2) to anchor the steel base plate (2) on the bin wall;
step two: the H-shaped steel beam (3) is welded on the outer wall (1) of the corner part of the bin through a steel base plate (2), and two groups of reinforcing plates (6) and two groups of stiffening ribs (7) are arranged on the H-shaped steel beam (3);
step three: the reinforcing plate (6) is provided with a bolt hole (8);
step four: penetrating the high-strength bolt (4) through a bolt hole (8) in the reinforcing plate (6) from outside to inside, and arranging a jacking nut (5) on the part, located on the reinforcing plate (6) outside the H-shaped steel beam (3), of the high-strength bolt (4);
step five: the high-strength bolt (4) is rotated to enable the front end of the high-strength bolt to vertically push against the steel base plate (2), and meanwhile, the pushing nut (5) is rotated inwards to enable the pushing nut (5) to push inwards to apply certain prestress on the steel base plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011345896.9A CN112282420A (en) | 2020-11-26 | 2020-11-26 | Corner reinforcing structure and method for rectangular concrete bin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011345896.9A CN112282420A (en) | 2020-11-26 | 2020-11-26 | Corner reinforcing structure and method for rectangular concrete bin |
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| Publication Number | Publication Date |
|---|---|
| CN112282420A true CN112282420A (en) | 2021-01-29 |
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| CN202011345896.9A Pending CN112282420A (en) | 2020-11-26 | 2020-11-26 | Corner reinforcing structure and method for rectangular concrete bin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033231A (en) * | 2021-11-29 | 2022-02-11 | 中冶华天南京工程技术有限公司 | Local reinforcing method for concrete silo |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200241299Y1 (en) * | 2001-02-05 | 2001-09-26 | 한만엽 | External steel wire reinforcement anchoring apparatus for concrete structure |
| CN104675139A (en) * | 2015-02-25 | 2015-06-03 | 中交第四公路工程局有限公司 | Multipoint fastening and reinforcing method for concrete silo structure |
| US20150167332A1 (en) * | 2013-12-16 | 2015-06-18 | Jfe Civil Engineering & Construction Corporation | Repair and strengthening system for reinforced concrete structure |
| CN209538656U (en) * | 2019-01-29 | 2019-10-25 | 河南郑大建筑材料有限公司 | A kind of detachable large-scale steel structure Construction Supporting System bracket |
| CN110924539A (en) * | 2019-12-06 | 2020-03-27 | 燕山大学 | Self-resetting steel pipe concrete column-steel beam joint connecting device |
| CN214117605U (en) * | 2020-11-26 | 2021-09-03 | 中冶华天工程技术有限公司 | Concrete rectangle storehouse bight reinforced structure |
-
2020
- 2020-11-26 CN CN202011345896.9A patent/CN112282420A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200241299Y1 (en) * | 2001-02-05 | 2001-09-26 | 한만엽 | External steel wire reinforcement anchoring apparatus for concrete structure |
| US20150167332A1 (en) * | 2013-12-16 | 2015-06-18 | Jfe Civil Engineering & Construction Corporation | Repair and strengthening system for reinforced concrete structure |
| CN104675139A (en) * | 2015-02-25 | 2015-06-03 | 中交第四公路工程局有限公司 | Multipoint fastening and reinforcing method for concrete silo structure |
| CN209538656U (en) * | 2019-01-29 | 2019-10-25 | 河南郑大建筑材料有限公司 | A kind of detachable large-scale steel structure Construction Supporting System bracket |
| CN110924539A (en) * | 2019-12-06 | 2020-03-27 | 燕山大学 | Self-resetting steel pipe concrete column-steel beam joint connecting device |
| CN214117605U (en) * | 2020-11-26 | 2021-09-03 | 中冶华天工程技术有限公司 | Concrete rectangle storehouse bight reinforced structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033231A (en) * | 2021-11-29 | 2022-02-11 | 中冶华天南京工程技术有限公司 | Local reinforcing method for concrete silo |
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