CN206693664U - A kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints - Google Patents
A kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints Download PDFInfo
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- CN206693664U CN206693664U CN201720463230.0U CN201720463230U CN206693664U CN 206693664 U CN206693664 U CN 206693664U CN 201720463230 U CN201720463230 U CN 201720463230U CN 206693664 U CN206693664 U CN 206693664U
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- carbon cloth
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Abstract
A kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints of the utility model, joint cores are formed including profile steel concrete column connected vertically and reinforced beam and its junction, if the front-rear side walls of profile steel concrete column are pasted with the first carbon cloth of dried layer strip respectively, length direction stretching, extension and its both ends with reinforced beam corresponding front side wall or rear wall of first carbon cloth along institute's reinforced beam are pasted, if the top and bottom sidewall of reinforced beam is pasted with the second carbon cloth of dried layer strip respectively, second carbon cloth straight up or is extended downwardly and pasted with the left side wall of profile steel concrete column or right side wall after profile steel concrete column, the beam column end for saving heart core space is anchored with annular carbon fiber hoop.Advantage is to form the space hoop of a closing being made up of completely carbon cloth in joint cores by carbon cloth, while strengthens joint cores, node beam-ends, node styletable.
Description
Technical field
The utility model belongs to building structure field, and in particular to a kind of carbon of damaged rear Steel Reinforced Concrete Beam-column Joints is fine
Tie up cloth ruggedized construction.
Background technology
Geological process will cause the destruction of building structure, and serious harm can be caused to mankind's activity.After earthquake disaster
In addition to the building structure of small part heavy damage needs to push over reconstruction, slight or moderate lesion building structure occupies at a relatively high
Ratio, especially carries out Aseismic Design and normal construction and the building that uses according to China earthquake resistant code, though earthquake intensity it is excessive go out
Different degrees of damage is showed, but can still accomplish " middle shake can repair, no collapsing with strong earthquake ".Steel Reinforced Concrete Beam-column Joints are shaped steel
The key position of concrete frame structure antidetonation system power transmission, node be securely and reliably total normal work premise.
In building structure, the stressing conditions at node are complicated, damaged in earthquake serious.
At present, conventional reinforcement means has Enlargement of Section, the composite material reinforced method of sticking carbon fiber enhancing, Covered with Angles to add
Gu method.Increasing section method for strengthening can improve intensity, rigidity, stability and the crack resistance of component, and applied widely, stress is closed
Reason.But because the concrete newly poured needs to conserve, cause the duration longer, while also increase the deadweight of structure, reduce
Building uses space.Reinforced with external steel encased can increase substantially the component limit in the case of the smaller former scantling of increase
Bearing capacity, it is easy for construction, but this method is limited in terms of ductility is improved.The deadweight of carbon cloth material is small, hardly changes former
The size of component, the reinforcement and repair and seismic hardening and section of the various structure types such as building, planform have been widely used in it
The structural strengthening of point.
Utility model content
Technical problem to be solved in the utility model provides a kind of carbon fiber of damaged rear Steel Reinforced Concrete Beam-column Joints
Cloth ruggedized construction, it is a kind of new construction using carbon cloth reinforced Steel Reinforced Concrete Beam-column Joints, has convenience and high-efficiency simultaneously
The effectively effect of the impaired bean column node of enhancing.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of damaged rear Steel Reinforced Concrete Beam-column Joints
Carbon cloth reinforced structure, including profile steel concrete column connected vertically and reinforced beam and its junction form node
Core space, the left and right sidewall of the profile steel concrete column are connected with the reinforced beam, the institute at the joint cores
If the front-rear side walls for stating profile steel concrete column are pasted with the first carbon cloth of dried layer strip, first carbon cloth respectively
Along the length direction stretching, extension of institute's reinforced beam and its both ends front side wall corresponding with the reinforced beam or rear wall
Paste, if the top and bottom sidewall of the reinforced beam near the joint cores is pasted with the of dried layer strip respectively
Two carbon cloths, second carbon cloth extend to after the profile steel concrete column straight up or extend downwardly and with it is described
The left side wall or right side wall of profile steel concrete column are pasted, and are provided with the profile steel concrete column fine for anchoring second carbon
Tie up some carbon cloth hoops one of cloth, be provided with the reinforced beam for anchor first carbon cloth and/or
The carbon cloth hoop two of second carbon cloth.Not only styletable is reinforced around wrap carbon fiber cloth hoop two in styletable, and
Also effective anchoring is provided to the carbon cloth on beam
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, the length that first carbon cloth is pasted on the reinforced beam per one end is 150-
200mm。
Further, the length that second carbon cloth is pasted on the reinforced beam is 400-450mm, and its is right
The length that should be pasted onto in the profile steel concrete column is 150-200mm.
Further, some in the vertical directions of carbon cloth hoop one above or below the joint cores
Uniform intervals are set and the height of its overlay area is 150-200mm.
Further, some carbon cloth hoops two positioned at joint cores left side or right side mix along the reinforcing bar
Solidifying Tu Liang length direction uniform intervals are set and the width of its overlay area is 100-150mm.
Further, the carbon cloth hoop one and carbon cloth hoop two are the circumferential band of closing.Circumferential band is relative to existing
There is u tie of the non-close in technology etc. that there is the characteristics of more firm, the ability for bearing extraneous load action is stronger.
Further, the front-rear side walls of the profile steel concrete column are pasted with the first carbon cloth described in layer 2-3 respectively, described
The top and bottom sidewall of reinforced beam is pasted with the second carbon cloth described in layer 2-3 respectively.The carbon cloth of stickup is arranged to more
Layer, its intensity is higher, therefore the security for reinforcing back rest Column border node is higher.
Compared with prior art, the beneficial effects of the utility model are：
1) joint cores, node beam-ends, node styletable are strengthened while.Joint cores post side wall uses carbon cloth
Level is pasted to be extended to beam sides certain length and carries out hoop anchoring, while beam in the beam-ends at joint cores simultaneously
The carbon cloth that end is pasted extends right cylinder side and carries out hoop anchoring in styletable, complete so as to form one in joint cores
The space hoop for the closing being made up of entirely carbon cloth, effective effect of contraction is provided to the concrete in joint cores；
2) ductility of node is improved.The carbon cloth reinforced structure of the damaged Steel Reinforced Concrete Beam-column Joints, node core
Beam column near heart district is horizontal and vertical direction has pasted multi-storey up-down and translation and anchored the carbon cloth hoop of ring-type, fully
The material property of carbon cloth is make use of, Steel Reinforced Concrete Beam-column Joints are provided with effective lateral confinement, is in a ratio of outsourcing
Steel is reinforced, and effectively raises the ductility of component；
3) normal use of component is not influenceed.The carbon cloth reinforced structure of the damaged Steel Reinforced Concrete Beam-column Joints, it is several
Do not increase section and the deadweight of component, compared to increasing section method for strengthening, greatly reduce to structure, the influence of part normal use；
4) easy for construction, short time limit.The carbon cloth reinforced structure of the damaged Steel Reinforced Concrete Beam-column Joints, material are to adopt
With carbon cloth, buying is convenient, and implementation process does not have technological difficulties.
Brief description of the drawings
Fig. 1 is the structural representation that profile steel concrete column is vertically connected with reinforced beam；
Fig. 2 is the main view of the carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints provided by the utility model
Figure；
The vertical view of the carbon cloth reinforced structure of Fig. 3 damaged rear Steel Reinforced Concrete Beam-column Joints provided by the utility model
Figure.
In accompanying drawing, the list of parts representated by each label is as follows：
1. carbon cloth hoop one；2. the second carbon cloth；3. carbon cloth hoop two；4. the first carbon cloth.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
As shown in Figures 1 to 3, the utility model provides a kind of the carbon cloth reinforced of damaged rear Steel Reinforced Concrete Beam-column Joints
Structure, including profile steel concrete column connected vertically and reinforced beam and its junction formation joint cores, the type
The left and right sidewall of steel concrete column is connected with the reinforced beam, the profile steel concrete column at the joint cores
If front-rear side walls be pasted with the first carbon cloth 4 of dried layer strip respectively, first carbon cloth 4 is along institute's reinforced concrete
Tu Liang length direction stretching, extension and its both ends front side wall corresponding with the reinforced beam or rear wall stickup, the node
If the top and bottom sidewall of the reinforced beam near core space is pasted with the second carbon cloth 2 of dried layer strip respectively,
Second carbon cloth 2 after the profile steel concrete column straight up or extend downwardly and with the profile steel concrete column
Left side wall or right side wall paste, if being provided with the profile steel concrete column for anchoring second carbon cloth 2
Dry carbon fiber cloth hoop 1, it is provided with the reinforced beam for anchoring the carbon of the first carbon cloth 4 and/or second
The carbon cloth hoop 23 of fiber cloth 2.
Further, the length that first carbon cloth 4 is pasted on the reinforced beam per one end is 150-
200mm。
Further, the length that second carbon cloth 2 is pasted on the reinforced beam is 400-450mm, its
The corresponding length being pasted onto in the profile steel concrete column is 150-200mm.
Further, some carbon cloth hoops 1 above or below the joint cores are in vertical direction
Upper uniform intervals are set and the height of its overlay area is 150-200mm.
Further, on the left of the joint cores or right side some carbon cloth hoops 23 along the reinforcing bar
The length direction uniform intervals of beams of concrete are set and the width of its overlay area is 100-150mm.
Further, the carbon cloth hoop 1 and carbon cloth hoop 23 are the circumferential band of closing.I.e. actual effect is
The upper and lower side of post carries out hoop anchoring by circumferential band at core node area, beam also uses ring close to the end in core node area
The progress hoop anchoring of shape hoop, good fixing effect, bean column node are safe.
Further, the front-rear side walls of the profile steel concrete column are pasted with the first carbon cloth 4 described in layer 2-3, institute respectively
The top and bottom sidewall for stating reinforced beam is pasted with the second carbon cloth 2 described in layer 2-3 respectively.
The concrete construction method of the carbon cloth reinforced structure of above-mentioned damaged rear Steel Reinforced Concrete Beam-column Joints is as follows：
1. surface treatment., damaged, rift portion incomplete to concrete surface picks chisel, removed respectively.Then use and be higher than former structure
The epoxy resin mortar of part concrete strength is repaired, restored, and reaches surface smoothness, and concrete surface is beaten with wheel sander
Polish it is whole, to remove the impurity such as surface porosity layer and greasy dirt.To needing the beam column corner for pasting carbon cloth to carry out chamfered,
And it is polished into arc-shaped.
2. brushing base resin.The base resin configured is uniformly applied to concrete surface with hairbrush, brushing finishes
After maintained, until contact solidify after, just progress next process.
3. affixing carbon fabric.After brushing impregnating resin, within the defined time, the carbon cloth cut out is rapidly glued
It is attached to position.Bubble to be extruded along carbon cloth Impact direction during stickup, so that carbon fibre fiber cloth is closely glued with concrete surface
Patch.
4. surface maintenance.One layer of stickup sizing material is uniformly smeared in face outside one layer of carbon cloth of outermost.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (7)
1. a kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints, including steel reinforced concrete connected vertically
Post and reinforced beam and its junction formation joint cores, it is characterised in that the left and right sides of the profile steel concrete column
Wall is connected with the reinforced beam, and the front-rear side walls of the profile steel concrete column at the joint cores are pasted respectively
If there is the first carbon cloth (4) of dried layer strip, length direction of first carbon cloth (4) along institute's reinforced beam
Stretch and its both ends front side wall corresponding with the reinforced beam or rear wall are pasted, the institute near the joint cores
If the top and bottom sidewall for stating reinforced beam is pasted with the second carbon cloth (2) of dried layer strip respectively, second carbon is fine
Wei Bu (2) extend to after the profile steel concrete column straight up or extend downwardly and with the left side wall of the profile steel concrete column
Or right side wall is pasted, some carbon fibers for anchoring second carbon cloth (2) are provided with the profile steel concrete column
Cloth hoop one (1), it is provided with the reinforced beam for anchoring first carbon cloth (4) and/or the second carbon fiber
The carbon cloth hoop two (3) of cloth (2).
2. a kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints according to claim 1, it is special
Sign is that the length that first carbon cloth (4) is pasted on the reinforced beam per one end is 150-200mm.
3. a kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints according to claim 1, it is special
Sign is that the length that second carbon cloth (2) is pasted on the reinforced beam is 400-450mm, and it is corresponding viscous
The length being attached in the profile steel concrete column is 150-200mm.
4. a kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints according to claim 1, it is special
Sign is that described some (1) in the vertical directions of carbon cloth hoop one above or below the joint cores are uniform
It is arranged at intervals and the height of its overlay area is 150-200mm.
5. a kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints according to claim 1, it is special
Sign is, on the left of the joint cores or right side some carbon cloth hoops two (3) along the armored concrete
The length direction uniform intervals of beam are set and the width of its overlay area is 100-150mm.
6. according to any one of claim 1 to 5 it is a kind of it is damaged after Steel Reinforced Concrete Beam-column Joints it is carbon cloth reinforced
Structure, it is characterised in that the carbon cloth hoop one (1) and carbon cloth hoop two (3) are the circumferential band of closing.
7. according to any one of claim 1 to 5 it is a kind of it is damaged after Steel Reinforced Concrete Beam-column Joints it is carbon cloth reinforced
Structure, it is characterised in that the front-rear side walls of the profile steel concrete column are pasted with the first carbon cloth (4) described in layer 2-3 respectively,
The top and bottom sidewall of the reinforced beam is pasted with the second carbon cloth (2) described in layer 2-3 respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720463230.0U CN206693664U (en) | 2017-04-27 | 2017-04-27 | A kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720463230.0U CN206693664U (en) | 2017-04-27 | 2017-04-27 | A kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206693664U true CN206693664U (en) | 2017-12-01 |
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| CN201720463230.0U Expired - Fee Related CN206693664U (en) | 2017-04-27 | 2017-04-27 | A kind of carbon cloth reinforced structure of damaged rear Steel Reinforced Concrete Beam-column Joints |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108560948A (en) * | 2018-06-04 | 2018-09-21 | 福州大学 | Consider the damaged PC frame joints reinforcement means based on FRP- haunches of column superposed surfaces cracking |
| CN108798056A (en) * | 2018-05-31 | 2018-11-13 | 昆明理工大学 | A kind of reinforcement means for the damaged frame joint that ECC is combined with FRP sheet materials |
| CN109629686A (en) * | 2019-01-25 | 2019-04-16 | 北京工业大学 | A kind of anti-buckling beam column node connection device of recoverable function assembled of band FRP |
| CN113123627A (en) * | 2021-03-05 | 2021-07-16 | 张贤星 | Use supplementary construction equipment of carbon cloth reinforcement crossbeam |
| CN113882705A (en) * | 2021-09-24 | 2022-01-04 | 北京工业大学 | Reinforced structure of reinforced concrete shear wall |
-
2017
- 2017-04-27 CN CN201720463230.0U patent/CN206693664U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108798056A (en) * | 2018-05-31 | 2018-11-13 | 昆明理工大学 | A kind of reinforcement means for the damaged frame joint that ECC is combined with FRP sheet materials |
| CN108560948A (en) * | 2018-06-04 | 2018-09-21 | 福州大学 | Consider the damaged PC frame joints reinforcement means based on FRP- haunches of column superposed surfaces cracking |
| CN109629686A (en) * | 2019-01-25 | 2019-04-16 | 北京工业大学 | A kind of anti-buckling beam column node connection device of recoverable function assembled of band FRP |
| CN113123627A (en) * | 2021-03-05 | 2021-07-16 | 张贤星 | Use supplementary construction equipment of carbon cloth reinforcement crossbeam |
| CN113123627B (en) * | 2021-03-05 | 2023-04-28 | 东莞生态园混凝土有限公司 | Auxiliary construction device for reinforcing cross beam by using carbon fiber cloth |
| CN113882705A (en) * | 2021-09-24 | 2022-01-04 | 北京工业大学 | Reinforced structure of reinforced concrete shear wall |
| CN113882705B (en) * | 2021-09-24 | 2023-01-20 | 北京工业大学 | Reinforced structure of reinforced concrete shear wall |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20180427 |