CN108547469A - A method of utilizing fiber cloth reinforced concrete cylindrical - Google Patents
A method of utilizing fiber cloth reinforced concrete cylindrical Download PDFInfo
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- CN108547469A CN108547469A CN201810487070.2A CN201810487070A CN108547469A CN 108547469 A CN108547469 A CN 108547469A CN 201810487070 A CN201810487070 A CN 201810487070A CN 108547469 A CN108547469 A CN 108547469A
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- concrete cylindrical
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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
- E04G23/0225—Increasing or restoring the load-bearing capacity of building construction elements of circular building elements, e.g. by circular bracing
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The present invention relates to a kind of methods using fiber cloth reinforced concrete cylindrical.This method includes the following steps：Step 1：Unguyed concrete cylindrical unloaded, step 2：Unguyed concrete cylindrical surface treatment, step 3：Modulate adhesive glue, step 4：Concrete cylindrical surface smear bottom glue, step 5：The levelling glue of bottom glue surface smear, step 6：Levelling glue surface smear adhesive glue, step 7：Fiber cloth pre-processes, step 8：Winding winding band, step 9：Install set hub, step 10 additional：Smear protective layer.Due to constraining the presence of system, obligatory point ties up to while share concrete circular column load, protects concrete cylindrical, avoids concrete cylindrical transversely deforming excessive and damage, while improving the bearing capacity of concrete cylindrical.
Description
Technical field
The present invention relates to concrete strengthening technical field more particularly to a kind of sides using fiber cloth reinforced concrete cylindrical
Method.
Background technology
A kind of carbon fiber of entitled damaged rear Steel Reinforced Concrete Beam-column Joints is disclosed in existing Chinese patent database
The patent for tieing up cloth ruggedized construction, application No. is 201720463230.0, applying date 2017.04.27, Authorization Notice No.
CN206693664U, authorized announcement date 2017.12.01, the device include profile steel concrete column connected vertically and reinforced concrete
Tu Liang and its junction form joint cores, and the left and right sidewall of the profile steel concrete column connects with the reinforced beam
It connects, if the front-rear side walls of the profile steel concrete column at the joint cores are pasted with the first carbon of dried layer strip respectively
Fiber cloth, length direction stretching, extension and its both ends and the armored concrete of first carbon cloth along institute's reinforced beam
The corresponding front side wall of beam or rear wall are pasted, the top and bottom sidewall difference of the reinforced beam near the joint cores
If being pasted with the second carbon cloth of dried layer strip, second carbon cloth extends to after the profile steel concrete column vertically
Extend upward or downward and pasted with the left side wall of the profile steel concrete column or right side wall, is arranged in the profile steel concrete column
It is useful for anchoring several carbon cloth hoops one of second carbon cloth, be provided on the reinforced beam for anchoring
The carbon cloth hoop two of first carbon cloth and/or the second carbon cloth.Disadvantage is that：The device reinforcement effect
Unobvious, and operating difficulties are unfavorable for large area use.
Invention content
The purpose of the present invention is in view of the deficienciess of the prior art, i.e. consolidation effect is not good enough, operating difficulties, provide one kind
Utilize the method for fiber cloth reinforced concrete cylindrical.
To achieve the goals above, the technology that a kind of method using fiber cloth reinforced concrete cylindrical of the invention is taken
Scheme：
A method of using fiber cloth reinforced concrete cylindrical, include the following steps：
Step 1：Unguyed concrete cylindrical unloaded, operating personnel shed negative on concrete cylindrical to be reinforced
It carries；
Step 2：Unguyed concrete cylindrical surface treatment, operating personnel rinse concrete cylindrical using clear water, will mix
The mortar removal of solidifying native periphery, eliminates the damaged object on concrete cylindrical surface, reuses epoxy resin mortar and repairs damaged mix
Solidifying soil cylinder, it is ensured that concrete cylindrical surfacing, while ensuring that concrete cylindrical does not absorb moisture content；
Step 3：Adhesive glue is modulated, operating personnel stir the epoxy resin of 100 parts by weight and the curing agent of 40 parts by weight
Adhesive glue is uniformly generated, is stayed with for use；
Step 4：Concrete cylindrical surface smear bottom glue, operating personnel are using brushing by resin brushing in concrete circular
On column surface, bottom glue is formed, it is ensured that it is cool at gelatin that resin is covered in concrete cylindrical surface, stays with for use；
Step 5：The levelling glue of bottom glue surface smear, operating personnel, which use, to brush by resin brushing on bottom glue surface,
Form levelling glue, it is ensured that it is cool at gelatin that resin is covered in bottom glue surface, stays with for use, levelling glue makes concrete cylindrical surface
It is smooth；
Step 6：Levelling glue surface smear adhesive glue, operating personnel are existed the adhesive glue brushing in step 3 using brushing
On levelling glue surface, it is ensured that it is cool at gelatin that adhesive glue is covered in levelling glue surface, stays with for use；
Step 7：Fiber cloth pre-processes, and the fiber cloth uses polyacrylonitrile-based carbon fibre cloth, specification 300g/m2, thick
Degree is 0.167mm, and fiber cloth is cut into the winding band of strip by operating personnel, and then winding band is immersed in step 3
In adhesive glue, stay with for use；
Step 8：Impregnated in step 7 winding band is waited reinforcing from step 6 by winding winding band, operating personnel
At the top of concrete cylindrical root apart windings clockwise to concrete cylindrical to be reinforced, it is ensured that seamless between winding band and adhesive glue
Gap bubble-free, it is ensured that corrugationless is smooth is attached in adhesive glue for winding band, and operating personnel wind another impregnated in step 7
Band is from step 6 at the top of concrete cylindrical root apart windings counterclockwise to be reinforced to concrete cylindrical to be reinforced, it is ensured that winding
Seamless bubble-free between band and adhesive glue, it is ensured that corrugationless is smooth is attached in adhesive glue for winding band；
Step 9：Install set hub additional, operating personnel are by several annular casing hub sleeves on the concrete cylindrical of step 8, it is ensured that mixed
It coagulates the two ends of soil cylinder and rotates clockwise winding band and be all cased with on each horizontal plane of the junction of wrapped anti-clockwise band
Hub is covered, the set hub, wound clockwise band and wrapped anti-clockwise band form constraint system, constraint in concrete surface to be reinforced
System improves bearing capacity for avoiding concrete cylindrical transversely deforming；
Step 10：Protective layer is smeared, operating personnel use the one layer of tree of concrete cylindrical external coating brushed in step 9
The constraint system in step 9 is fully sealed for fat, the resin.
When the present invention works, load is pressed on concrete cylindrical, the load of concrete cylindrical bearing part, constraint system carrying
Remaining load.
Compared with prior art, beneficial effects of the present invention are：Due to constrain system presence, obligatory point tie up to share it is mixed
While solidifying soil cylindrical load, concrete cylindrical is protected, avoids concrete cylindrical transversely deforming excessive and damages, improve simultaneously
The bearing capacity of concrete cylindrical.
It is described winding band winding interval S and concrete cylindrical diameter D relationship be S≤0.5D, 100mm≤S≤
250mm, it is described winding band width b and concrete cylindrical diameter D relationship be 0.125D≤b≤0.5D, 50mm≤b≤
250mm.To be effectively improved the bearing capacity of concrete cylindrical.
Description of the drawings
Fig. 1 is the connection diagram of the present invention.
Wherein, 1 concrete cylindrical, 2 winding bands, 3 sets of hubs.
Specific implementation mode
As described in Figure 1, it is a kind of method using fiber cloth reinforced concrete cylindrical, includes the following steps：Step 1：Not
1 unloaded of concrete cylindrical of reinforcing, operating personnel shed the load on concrete cylindrical 1 to be reinforced；Step 2：It is unguyed
Concrete cylindrical 1 be surface-treated, operating personnel using clear water rinse concrete cylindrical 1, by the mortar on 1 surface of concrete cylindrical
The damaged object on 1 surface of concrete cylindrical is eliminated in removal, reuses the damaged concrete cylindrical 1 of epoxy resin mortar repairing, it is ensured that coagulation
1 surfacing of native cylinder, while ensuring that concrete cylindrical 1 does not absorb moisture content；Step 3：Adhesive glue is modulated, operating personnel are by 100
The epoxy resin of parts by weight and the curing agent of 40 parts by weight stir evenly generation adhesive glue, stay with for use；Step 4：Concrete circular
1 surface smear bottom glue of column, operating personnel form bottom glue, really using brushing by resin brushing on 1 surface of concrete cylindrical
Protecting resin, to be covered in 1 surface of concrete cylindrical cool at gelatin, stays with for use；Step 5：The levelling glue of bottom glue surface smear, behaviour
Make personnel using brushing resin brushing on bottom glue surface, forms levelling glue, it is ensured that it is cool that resin is covered in bottom glue surface
At gelatin, stay with for use, levelling glue makes 1 surfacing of concrete cylindrical；Step 6：Levelling glue surface smear adhesive glue, behaviour
Making personnel uses brushing by the adhesive glue brushing in step 3 on levelling glue surface, it is ensured that adhesive glue is covered in levelling glue surface
It is cool at gelatin, stay with for use；Step 7：Fiber cloth pre-processes, and fiber cloth is using polyacrylonitrile-based carbon fibre cloth, specification
300g/m2, thickness 0.167mm, fiber cloth is cut into the winding band 2 of strip by operating personnel, then impregnates winding band 2
In adhesive glue in step 3, stay with for use；Step 8：Winding winding band 2, operating personnel are by impregnated in step 7 one
Band 2 is wound from step 6 at the top of 1 root of concrete cylindrical to be reinforced apart windings clockwise to concrete cylindrical 1 to be reinforced,
Ensure to wind seamless bubble-free between band 2 and adhesive glue, it is ensured that 2 corrugationless of band is smooth is attached in adhesive glue for winding, operator
Member winds 1 root of concrete cylindrical the to be reinforced apart windings counterclockwise from step 6 of band 2 by another impregnated in step 7
To 1 top of concrete cylindrical to be reinforced, it is ensured that seamless bubble-free between winding band 2 and adhesive glue, it is ensured that winding 2 corrugationless of band
Smooth to be attached in adhesive glue, the relationship of the interval S that winding band 2 is wound and the diameter D of concrete cylindrical 1 are S≤0.5D, 100mm
≤ S≤250mm, wind the width b of the band and diameter D of concrete cylindrical relationship be 0.125D≤b≤0.5D, 50mm≤b≤
250mm, to be effectively improved the bearing capacity of concrete cylindrical 1；Step 9：Install set hub 3 additional, operating personnel are by several rings
Shape set hub 3 be sleeved on the concrete cylindrical 1 of step 8, it is ensured that the two ends of concrete cylindrical 1 and rotate clockwise winding band 2
Be all cased with hub 3 on each horizontal plane of the junction of wrapped anti-clockwise band 2, set hub 3, wound clockwise band 2 and counterclockwise
It winds band 2 and forms constraint system in concrete surface to be reinforced, constraint system is carried for avoiding 1 transversely deforming of concrete cylindrical
High-bearing capacity；Step 10：Protective layer is smeared, operating personnel use one layer of 1 external coating of concrete cylindrical brushed in step 9
The constraint system in step 9 is fully sealed for resin, resin.
When work, load is pressed on concrete cylindrical 1, the load of 1 bearing part of concrete cylindrical, and constraint system carrying is remaining
Load.
The invention is not limited in above-described embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing performing creative labour
A little to replace and deform, these are replaced and deformation is within the scope of the invention.
Claims (2)
1. a kind of method using fiber cloth reinforced concrete cylindrical, it is characterised in that；Include the following steps：
Step 1：Unguyed concrete cylindrical unloaded, operating personnel shed the load on concrete cylindrical to be reinforced；
Step 2：Unguyed concrete cylindrical surface treatment, operating personnel rinse concrete cylindrical using clear water, by concrete
The mortar of periphery removes, and eliminates the damaged object on concrete cylindrical surface, reuses the damaged concrete of epoxy resin mortar repairing
Cylinder, it is ensured that concrete cylindrical surfacing, while ensuring that concrete cylindrical does not absorb moisture content；
Step 3：Adhesive glue is modulated, operating personnel stir evenly the epoxy resin of 100 parts by weight and the curing agent of 40 parts by weight
Adhesive glue is generated, is stayed with for use；
Step 4：Concrete cylindrical surface smear bottom glue, operating personnel are using brushing by resin brushing in concrete cylindrical table
On face, bottom glue is formed, it is ensured that it is cool at gelatin that resin is covered in concrete cylindrical surface, stays with for use；
Step 5：The levelling glue of bottom glue surface smear, operating personnel are formed using brushing by resin brushing on bottom glue surface
Levelling glue, it is ensured that it is cool at gelatin that resin is covered in bottom glue surface, stays with for use, levelling glue keeps concrete cylindrical surface flat
It is whole；
Step 6：Levelling glue surface smear adhesive glue, operating personnel are using brushing by the adhesive glue brushing in step 3 levelling
On glue surface, it is ensured that it is cool at gelatin that adhesive glue is covered in levelling glue surface, stays with for use；
Step 7：Fiber cloth pre-processes, and the fiber cloth uses polyacrylonitrile-based carbon fibre cloth, specification 300g/m2, thickness is
Fiber cloth is cut into the winding band of strip by 0.167mm, operating personnel, and winding band is then immersed in the bonding in step 3
In glue, stay with for use；
Step 8：Winding winding band, operating personnel wind band coagulation to be reinforced from step 6 by impregnated in step 7 one
At the top of native cylinder root apart windings clockwise to concrete cylindrical to be reinforced, it is ensured that seamless nothing between winding band and adhesive glue
Bubble, it is ensured that corrugationless is smooth is attached in adhesive glue for winding band, operating personnel by another impregnated in step 7 winding band from
In step 6 at the top of concrete cylindrical root apart windings counterclockwise to be reinforced to concrete cylindrical to be reinforced, it is ensured that winding band with
Seamless bubble-free between adhesive glue, it is ensured that corrugationless is smooth is attached in adhesive glue for winding band；
Step 9：Install set hub additional, operating personnel are by several annular casing hub sleeves on the concrete cylindrical of step 8, it is ensured that concrete
The two ends of cylinder and rotate clockwise winding band be all cased with set hub on each horizontal plane of the junction of wrapped anti-clockwise band,
The set hub, wound clockwise band and wrapped anti-clockwise band form constraint system in concrete surface to be reinforced, and constrain system
For avoiding concrete cylindrical transversely deforming, bearing capacity is improved；
Step 10：Protective layer is smeared, operating personnel use the one layer of resin of concrete cylindrical external coating brushed in step 9, institute
It states resin the constraint system in step 9 is fully sealed.
2. a kind of method using fiber cloth reinforced concrete cylindrical according to claim 1, it is characterised in that：It is described to twine
It is 0≤S≤0.5D, 100mm≤S≤250mm, the winding around the interval S with winding and the relationship of the diameter D of concrete cylindrical
The relationship of the width b of band and the diameter D of concrete cylindrical are 0.125D≤b≤0.5D, 50mm≤b≤250mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810487070.2A CN108547469A (en) | 2018-05-21 | 2018-05-21 | A method of utilizing fiber cloth reinforced concrete cylindrical |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810487070.2A CN108547469A (en) | 2018-05-21 | 2018-05-21 | A method of utilizing fiber cloth reinforced concrete cylindrical |
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| Publication Number | Publication Date |
|---|---|
| CN108547469A true CN108547469A (en) | 2018-09-18 |
Family
ID=63495409
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810487070.2A Pending CN108547469A (en) | 2018-05-21 | 2018-05-21 | A method of utilizing fiber cloth reinforced concrete cylindrical |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812043A (en) * | 2019-02-15 | 2019-05-28 | 广东工业大学 | A kind of FRP reinforced column |
| CN110565878A (en) * | 2019-09-20 | 2019-12-13 | 福州大学 | CFRP-I-steel-UHPC combined column and preparation method thereof |
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|---|---|---|---|---|
| US6219991B1 (en) * | 1990-08-06 | 2001-04-24 | Hexcel Corporation | Method of externally strengthening concrete columns with flexible strap of reinforcing material |
| JP2007327208A (en) * | 2006-06-06 | 2007-12-20 | Nagaoka Univ Of Technology | Reinforcement method and reinforcement structure of concrete member |
| CN102605968A (en) * | 2012-04-13 | 2012-07-25 | 武汉大学 | Method for reinforcing compression member of masonry structure by means of compounding covering fibers with angle steel |
| CN204326568U (en) * | 2014-12-10 | 2015-05-13 | 华北水利水电大学 | A kind of seismic hardening mechanism of concrete column |
| CN107246158A (en) * | 2017-07-20 | 2017-10-13 | 浙江之江工程项目管理有限公司 | The construction technology of carbon fiber cloth strengthening technology |
| CN206737459U (en) * | 2016-11-17 | 2017-12-12 | 广东工业大学 | A kind of anchor for confined concrete models |
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2018
- 2018-05-21 CN CN201810487070.2A patent/CN108547469A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6219991B1 (en) * | 1990-08-06 | 2001-04-24 | Hexcel Corporation | Method of externally strengthening concrete columns with flexible strap of reinforcing material |
| JP2007327208A (en) * | 2006-06-06 | 2007-12-20 | Nagaoka Univ Of Technology | Reinforcement method and reinforcement structure of concrete member |
| CN102605968A (en) * | 2012-04-13 | 2012-07-25 | 武汉大学 | Method for reinforcing compression member of masonry structure by means of compounding covering fibers with angle steel |
| CN204326568U (en) * | 2014-12-10 | 2015-05-13 | 华北水利水电大学 | A kind of seismic hardening mechanism of concrete column |
| CN206737459U (en) * | 2016-11-17 | 2017-12-12 | 广东工业大学 | A kind of anchor for confined concrete models |
| CN107246158A (en) * | 2017-07-20 | 2017-10-13 | 浙江之江工程项目管理有限公司 | The construction technology of carbon fiber cloth strengthening technology |
Non-Patent Citations (1)
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| 孟海等: "《土木工程安全检测、鉴定、加固修复案例分析》", 31 March 2016 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812043A (en) * | 2019-02-15 | 2019-05-28 | 广东工业大学 | A kind of FRP reinforced column |
| CN110565878A (en) * | 2019-09-20 | 2019-12-13 | 福州大学 | CFRP-I-steel-UHPC combined column and preparation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180918 |
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| RJ01 | Rejection of invention patent application after publication |