CN109208934A - A kind of reinforcement means of concrete structured beam - Google Patents
A kind of reinforcement means of concrete structured beam Download PDFInfo
- Publication number
- CN109208934A CN109208934A CN201811061779.2A CN201811061779A CN109208934A CN 109208934 A CN109208934 A CN 109208934A CN 201811061779 A CN201811061779 A CN 201811061779A CN 109208934 A CN109208934 A CN 109208934A
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- structured beam
- concrete
- concrete structured
- steel
- reinforcement means
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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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses a kind of reinforcement means of concrete structured beam, comprising the following steps: is first laid with the first steel plate in the top surface of concrete structured beam;Angle steel is bonded in four corners of concrete structured beam again, and each angle steel is passed through into the first bolt and is connected with concrete structured beam;And the angle steel for being located at concrete structured beam top Liang Ge corner is passed through into the second bolt and the first steel plate is connected;Then multiple band steels are welded between two angle steel of same side for being located at concrete structured beam, and weld multiple band steels between two angle steel of bottom surface for being located at concrete structured beam.The present invention can effectively improve the bearing capacity and reliability of concrete structured beam, improve consolidation effect;Construction is simple is convenient, easy to operate, will not influence the construction of other processes or the installation maintenance of other construction equipments, is conducive to improve working security.
Description
Technical field
The present invention relates to technical field of building construction, and in particular to a kind of reinforcement means of concrete structured beam.
Background technique
In the industry in current China and the work progress of civilian construction, concrete structure need to often be reinforced, it is conventional
Structural strengthening method have: 1) below reinforced member again plus vertical concrete column or steel structure column;2) increase ruggedized construction
The reinforcing mode of part area of section;3) it is directly reinforced with the mode of steel plate anchor ear.
Above-mentioned reinforcement means, although can reach the bearing capacity of Structural Design Requirement, it is inconvenient that it is constructed, and is easy to influence it
The construction of his process or the installation maintenance of other construction equipments, working security are lower.For example, some concrete structure constructions are complete
Bi Hou, structural bearing capacity are unable to satisfy subsequent structural or equipment installation needs, need to be to concrete constructed or original
Structure is reinforced, to improve the bearing capacity of concrete structure, but since relevant production units are all in original workshop
Installation is in place, and there are inconvenience, constructional difficulties when being reinforced using the above method to concrete structured beam, such as nowhere take
If scaffold upright rod;The concrete block cut is easy to injure existing equipment by a crashing object when falling and is difficult to clear;Using bar planting, formwork and
The reinforcement process of placing concrete, but be difficult to ensure it is new, old concrete in conjunction with density and not can guarantee safety of structure,
It is not able to satisfy production requirement.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of reinforcement means of concrete structured beam, can effectively improve mixed
The bearing capacity and reliability of Xtah Crude Clay structure beam improve consolidation effect;Construction is simple is convenient, easy to operate, will not influence other processes
Construction or other construction equipments installation maintenance, be conducive to improve working security.
In order to solve the above technical problem, the present invention provides technical solution it is as follows:
A kind of reinforcement means of concrete structured beam, comprising the following steps:
1) the first steel plate is laid in the top surface of the concrete structured beam;
2) angle steel is bonded in four corners of the concrete structured beam, and each angle steel is passed through into the first bolt and institute
Concrete structured beam is stated to be connected;And the angle steel for being located at the concrete structured beam top Liang Ge corner is passed through second
Bolt and the first steel plate are connected;
3) multiple band steels are welded between two angle steel of same side for being located at the concrete structured beam, is located at concrete
Multiple band steels of structural beams same side form the first stabilization zone;And it is being located at the bottom surface of the concrete structured beam
Multiple band steels are welded between two angle steel, multiple band steels positioned at the concrete structure soffit form second and add
Gu Qu.
In the step 3), multiple band steels of first stabilization zone are arranged in the following ways: being located at the first stabilization zone
The arrangement spacing of the band steel at middle part is greater than the arrangement spacing of the band steel positioned at the first stabilization zone both ends.
Multiple band steels of second stabilization zone are arranged in the following ways: the cloth of the band steel in the middle part of the second stabilization zone
Set the arrangement spacing for the band steel that spacing is greater than positioned at the second stabilization zone both ends.
After the step 3), also the gap between band steel and concrete structured beam is filled up with latex.
After gap between band steel and concrete structured beam is filled up with latex, to band steel external coating anti-decaying paint.
Also follow the steps below before the step 1): then the laitance layer on cleaning concrete structured beam surface uses grinding wheel
By concrete structured beam surface rubbing feather plucking, and remove the floating ash in concrete structured beam surface.
It is bonding by latex between concrete structured beam and angle steel in the step 2.
Concrete floor is provided at the top of the concrete structured beam, first steel plate is layed in the concrete building
The upper surface of plate.
First bolt and the second bolt are all made of screw bolt.
Second bolt uses galvanized bolt.
The invention has the following advantages: the reinforcement means of concrete structured beam of the invention, passes through the first steel plate, angle
The setting of second stabilization zone of steel, the first stabilization zone of concrete structured beam two sides and bottom, can effectively improve concrete knot
The bearing capacity and reliability of structure beam, consolidation effect are good;Construction is simple is convenient, easy to operate, will not influence other processes construction or
The installation maintenance of other construction equipments, working security are higher;Concrete structured beam overall appearance quality after reinforcing is preferable, beauty
Sight degree is high, and construction cost is lower.
Detailed description of the invention
Fig. 1 is the reinforcing schematic diagram of concrete structured beam of the invention;
Fig. 2 is the cross-sectional view in Fig. 1 at A-A;
In figure: 1, concrete structured beam, 11, beam ontology, 12, concrete floor, the 2, first steel plate, 3, angle steel, the 4, first spiral shell
Bolt, the 5, second bolt, 6, band steel.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings and specific examples, so that those skilled in the art can be with
It more fully understands the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As Figure 1-Figure 2, present embodiment discloses a kind of reinforcement means of concrete structured beam, comprising the following steps:
1) preparation of construction: clearing up the laitance layer on 1 surface of concrete structured beam first, then with grinding wheel by 1 table of concrete structured beam
Face polishes feather plucking, and removes the floating ash in 1 surface of concrete structured beam.Especially for 1 top surface of concrete structured beam and four turnings
Place especially carries out surface rubbing to inner corner trim, and it is stand-by to remove floating ash;Then by design requirement on concrete structured beam 1
Size carries out snap the line, determines bore position, and the first bolt 4 and the second bolt 5 are placed in drilling convenient for subsequent construction personnel;It is right
The hole of bolt is worn, the cleaning of hole need to be carried out after hole gets into projected depth, is blown the floating ash in hole with hair dryer
Completely, stand-by after technical staff's passed examination;
2) it is laid with the first steel plate 2 in the top surface of concrete structured beam 1, to enhance the bending resistance effect of concrete structured beam 1;For example,
It can be laid with first steel plate 2 in the top surface of concrete structured beam 1, two or more first steel plates 2 can also be laid side by side.
Further, after the first steel plate 2 is laid with, also with grouting material between the first steel plate 2 and concrete structured beam 1
Gap closed;Or before being laid with the first steel plate 2, latex is smeared in the top surface of concrete structured beam 1, then by the
One steel plate 2 is bonded in the top surface of concrete structured beam 1 by latex.By both modes, the first steel plate 2, coagulation may make
Soil structure beam 1 and the angle steel of subsequent installation 3 form an entirety and common stress, stress are preferable.
Further, the top of concrete structured beam 1 is provided with Factory Concrete floor 12, and the first steel plate 2 is layed in mixed
The upper surface of solidifying Tulou plate 12.
Further, 200 × 6mm can be selected in 2 specification of the first steel plate.
3) angle steel 3 is bonded in four corners of concrete structured beam 1, so that concrete structured beam 1 and angle steel 3 are tight
Closely connected conjunction and common stress, and each angle steel 3 is connected by the first bolt 4 with concrete structured beam 1;And it will be located at
The angle steel 3 of 1 top Liang Ge corner of concrete structured beam is connected by the second bolt 5 with the first steel plate 2;
Wherein, concrete structured beam 1 includes vertically disposed beam ontology 11 and concrete floor 12, beam ontology 11 and concrete building
The junction of plate 12 forms two turnings on 1 top of concrete structured beam.
Second bolt 5 sequentially passes through the angle steel of the first steel plate 2, concrete floor 12 and respective corners.
First bolt 4 uses expansion bolt, and the second bolt 5 uses split bolt.
Further, 80 × 6mm can be selected in 3 specification of angle steel.
Wherein, bonding by latex between concrete structured beam 1 and angle steel 3.When pasting angle steel 3, cream is first adjusted
Then glue is scraped emulsion uniform painting in the junction (face) of angle steel 3 and concrete structured beam 1, guarantee latex filling angle steel 3 and mix
Each gap between Xtah Crude Clay structure beam 1, it is ensured that angle steel 3 and 1 close adhesion of concrete structured beam are in order to the common stress of the two.
If angle steel 3 and 1 surface of concrete structured beam can not combine closely there are when gap, latex is filled into gap with Special gun
Place.
4) multiple band steels 6 are welded between two angle steel 3 of same side for being located at concrete structured beam 1, be located at mixed
Multiple band steels 6 of 1 same side of Xtah Crude Clay structure beam form the first stabilization zone;And it is being located at the bottom surface of concrete structured beam 1
Multiple band steels 6 are welded between two angle steel 6, multiple band steels 6 positioned at 1 bottom surface of concrete structured beam form the second stabilization zone.
It is to be appreciated that angle steel 3 includes the plate body of two intersections, at two angles of the side for being located at concrete structured beam 1
Multiple band steels 3 are welded between steel 3, be be located at concrete structured beam 1 same side two angle steel 3 corresponding plate body it
Between weld multiple band steels 6, likewise, be located at concrete structured beam 1 bottom surface two angle steel 3 between weld multiple band steels 6,
It is to weld multiple band steels 6 between the corresponding plate body of two angle steel 3 of the bottom surface for being located at concrete structured beam 1.
In a wherein embodiment, multiple band steels 6 of the first stabilization zone are arranged in the following ways: being located at first and added
Gu the arrangement spacing of the band steel 6 in the middle part of area is greater than the arrangement spacing of the band steel 6 positioned at the first stabilization zone both ends.Due to the first reinforcing
Stress suffered by area both ends is larger, therefore is located at the band steel 6 at the first stabilization zone both ends in intensive arrangement, and in the middle part of the first stabilization zone
Suffered stress is smaller, therefore arrangement of band steel 6 is more sparse at this.Concrete structured beam can preferably be enhanced by the arrangement
1 intensity simultaneously reduces strain.
Likewise, multiple band steels 6 of the second stabilization zone are arranged in the following ways: the band steel in the middle part of the second stabilization zone
6 arrangement spacing is greater than the arrangement spacing of the band steel 6 positioned at the second stabilization zone both ends, to enhance the intensity of concrete structured beam 1
And reduce strain.
Wherein, steel plate strip can be used in band steel 6.The specification of band steel 6 uses 60 × 6mm.
5) gap between band steel 6 and concrete structured beam 1 is filled up with latex, so that concrete structured beam 1 and flat
Steel 6 fits closely and then common stress is removed welding welding slag and remained on angle steel 3 and band steel 6 to improve consolidation effect
Mud and rust staining, then to 6 external coating anti-decaying paint of band steel, brushing number is no less than twice.
Wherein, the method gap between band steel 6 and concrete structured beam 1 filled up with latex specifically: use trowel
Latex is directly inserted to the gap between band steel 6 and concrete structured beam 1, while the latex on 6 both sides of band steel is struck off into troweling, and
Nigh latex will be glued to root out, it is ensured that 1 surface of concrete structured beam after reinforcing it is bright and clean.
In a wherein embodiment, the first bolt 4 and the second bolt 5 are all made of screw bolt, the steel of use
Grade is Q345 or Q235 grades.
In a wherein embodiment, the second bolt 5 is adopted surface and be can be used coated with erosion resistant coating, such as the second bolt 5
Galvanized bolt.
First steel plate 2 after the installation is completed, also need to be in 2 external coating anti-decaying paint of the first steel plate.
Wherein, the first steel plate 2, band steel 6 are all made of Q235 or Q345 grades of steel.
The reinforcement means of the concrete structured beam of the present embodiment passes through the first steel plate 2, angle steel 3,1 liang of concrete structured beam
The setting of second stabilization zone of the first stabilization zone and bottom of side, can effectively improve concrete structured beam 1 bearing capacity and can
By degree;Angle steel 3, the first steel plate 2 and band steel 6 with the close face contact in 1 surface of concrete structured beam, can guarantee above-mentioned each component
With with the common stress of concrete structured beam 1, consolidation effect is good;Construction is simple is convenient, easy to operate, will not influence applying for other processes
The installation maintenance of work or other construction equipments, working security are higher;The reinforcement means is not needed by increasing former concrete knot
The height of structure beam 1 is reinforced to realize, can keep the absolute altitude of concrete structured beam 1 not in the case where improving structural beams bearing capacity
Become, is remained unchanged conducive to the installed height mark for guaranteeing each equipment;Reinforcing process will not influence the installation maintenance and maintenance of other equipment
The setting etc. in channel;Without assembling reinforcement again, support template and placing concrete etc., working security is substantially increased,
Conducive to finished product and equipment protection;1 overall appearance quality of concrete structured beam after reinforcing is preferable, and aesthetics is high, construction cost compared with
It is low.
The reinforcement means of the concrete structured beam of the present embodiment is particularly suitable for existing concrete structural beams and has constructed
Finish, and Equipment Foundations are unable to satisfy the case where equipment installs requirement for bearing capacity.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art's made equivalent substitute or transformation on the basis of the present invention, in the present invention
Protection scope within.Protection scope of the present invention is subject to claims.
Claims (10)
1. a kind of reinforcement means of concrete structured beam, characterized in that the following steps are included:
1) the first steel plate is laid in the top surface of the concrete structured beam;
2) angle steel is bonded in four corners of the concrete structured beam, and each angle steel is passed through into the first bolt and institute
Concrete structured beam is stated to be connected;And the angle steel for being located at the concrete structured beam top Liang Ge corner is passed through second
Bolt and the first steel plate are connected;
3) multiple band steels are welded between two angle steel of same side for being located at the concrete structured beam, is located at concrete
Multiple band steels of structural beams same side form the first stabilization zone;And it is being located at the bottom surface of the concrete structured beam
Multiple band steels are welded between two angle steel, multiple band steels positioned at the concrete structure soffit form second and add
Gu Qu.
2. the reinforcement means of concrete structured beam as described in claim 1, characterized in that in the step 3), described first
Multiple band steels of stabilization zone are arranged in the following ways: the arrangement spacing of the band steel in the middle part of the first stabilization zone, which is greater than, is located at the
The arrangement spacing of the band steel of one stabilization zone both ends.
3. the reinforcement means of concrete structured beam as described in claim 1, characterized in that in the step 3), described second
Multiple band steels of stabilization zone are arranged in the following ways: the arrangement spacing of the band steel in the middle part of the second stabilization zone, which is greater than, is located at the
The arrangement spacing of the band steel of two stabilization zones both ends.
4. the reinforcement means of concrete structured beam as described in claim 1, characterized in that, will also be flat after the step 3)
Gap between steel and concrete structured beam is filled up with latex.
5. the reinforcement means of concrete structured beam as claimed in claim 4, characterized in that between band steel and concrete structured beam
Gap filled up with latex after, to band steel external coating anti-decaying paint.
6. the reinforcement means of concrete structured beam as described in claim 1, characterized in that also carry out before the step 1) with
Lower step: the laitance layer on cleaning concrete structured beam surface, then with grinding wheel by concrete structured beam surface rubbing feather plucking, and it is clear
Except the floating ash in concrete structured beam surface.
7. the reinforcement means of concrete structured beam as described in claim 1, characterized in that in the step 2, concrete knot
It is bonding by latex between structure beam and angle steel.
8. the reinforcement means of concrete structured beam as described in claim 1, characterized in that the top of the concrete structured beam
It is provided with concrete floor, first steel plate is layed in the upper surface of the concrete floor.
9. the reinforcement means of concrete structured beam as described in claim 1, characterized in that first bolt and the second bolt
It is all made of screw bolt.
10. the reinforcement means of concrete structured beam as described in claim 1, characterized in that second bolt is using zinc-plated
Bolt.
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CN201811061779.2A CN109208934A (en) | 2018-09-12 | 2018-09-12 | A kind of reinforcement means of concrete structured beam |
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CN201811061779.2A CN109208934A (en) | 2018-09-12 | 2018-09-12 | A kind of reinforcement means of concrete structured beam |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113802877A (en) * | 2021-10-20 | 2021-12-17 | 北京京诚华宇建筑设计研究院有限公司 | Angle steel reinforcing structure outside reinforced concrete beam and method thereof |
CN114182979A (en) * | 2021-12-20 | 2022-03-15 | 甘肃建研建设工程有限公司 | Method for reinforcing low-strength concrete flower basket beam of brick-concrete structure |
CN117489154A (en) * | 2024-01-02 | 2024-02-02 | 北京城建集团有限责任公司 | Construction method and framework of reserved-column-head-free support based on roof structural beam of vehicle section |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060060935A (en) * | 2004-12-01 | 2006-06-07 | 한국건설기술연구원 | Beam shear reinforcing apparatus using the prestressed fiber reinforced polymer |
CN102900242A (en) * | 2012-11-16 | 2013-01-30 | 南京工业大学 | Steel truss part restraint reinforced concrete roof beam reinforced structure |
CN105604342A (en) * | 2016-01-07 | 2016-05-25 | 扬州工业职业技术学院 | Comprehensive reinforcing method for T-shaped beam of reinforced concrete frame |
CN207673039U (en) * | 2017-12-22 | 2018-07-31 | 江苏意统加固行工程有限公司 | A kind of floor plate reinforcement structure |
-
2018
- 2018-09-12 CN CN201811061779.2A patent/CN109208934A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060060935A (en) * | 2004-12-01 | 2006-06-07 | 한국건설기술연구원 | Beam shear reinforcing apparatus using the prestressed fiber reinforced polymer |
CN102900242A (en) * | 2012-11-16 | 2013-01-30 | 南京工业大学 | Steel truss part restraint reinforced concrete roof beam reinforced structure |
CN105604342A (en) * | 2016-01-07 | 2016-05-25 | 扬州工业职业技术学院 | Comprehensive reinforcing method for T-shaped beam of reinforced concrete frame |
CN207673039U (en) * | 2017-12-22 | 2018-07-31 | 江苏意统加固行工程有限公司 | A kind of floor plate reinforcement structure |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113802877A (en) * | 2021-10-20 | 2021-12-17 | 北京京诚华宇建筑设计研究院有限公司 | Angle steel reinforcing structure outside reinforced concrete beam and method thereof |
CN114182979A (en) * | 2021-12-20 | 2022-03-15 | 甘肃建研建设工程有限公司 | Method for reinforcing low-strength concrete flower basket beam of brick-concrete structure |
CN117489154A (en) * | 2024-01-02 | 2024-02-02 | 北京城建集团有限责任公司 | Construction method and framework of reserved-column-head-free support based on roof structural beam of vehicle section |
CN117489154B (en) * | 2024-01-02 | 2024-03-22 | 北京城建集团有限责任公司 | Construction method and framework of reserved-column-head-free support based on roof structural beam of vehicle section |
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