CN109098466A - Using the method for FRP grid-FRP anchoring piece joint reinforcement masonry structure - Google Patents
Using the method for FRP grid-FRP anchoring piece joint reinforcement masonry structure Download PDFInfo
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- CN109098466A CN109098466A CN201811044176.1A CN201811044176A CN109098466A CN 109098466 A CN109098466 A CN 109098466A CN 201811044176 A CN201811044176 A CN 201811044176A CN 109098466 A CN109098466 A CN 109098466A
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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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Abstract
A method of using FRP grid-FRP anchoring piece joint reinforcement masonry structure, FRP grid is the composite material with two-way fiber, and because its distinctive mechanism chain effect makes it particularly suitable for Shear Strengthening.The FRP grid that the present invention uses can effectively inhibit and delay the generation and development of Masonry Structure Crack, meanwhile, the insertion of FRP anchoring piece and the collaborative work with FRP grid can prevent FRP grid from prematurely removing and cause FRP grid that cannot continue to play a role.Two kinds of reinforcing modes of the invention have different consolidation effects, by using FRP grid-FRP anchoring piece joint reinforcement, lateral-resisting bearing capacity, deformation performance, Stiffness Deterioration, ductility, energy dissipation capacity of masonry structure etc. have different degrees of promotion, the globality for improving masonry structure reduces the antidetonation vulnerability of masonry structure.
Description
Technical field
The present invention relates to a kind of FRP reinforcing masonry structure technologies, and in particular to a kind of to be joined using FRP grid-FRP anchoring piece
The method for closing reinforcing masonry structure.
Background technique
Building material due to low cost, fire resistance is good the advantages that be widely used it still so far, but its by
In leading to it from a series of reasons such as great, intensity is low, globality poors, meeting is by serious destruction under geological process, so adopting
It is imperative that seismic hardening is carried out to masonry structure with reasonable material and technology.FRP(Fiber Reinforced
Polymer a kind of) the composite material good as high-strength, lightweight, durability, has been widely used in structural strengthening in recent years
And reparation.Externally bonded FRP reinforcement reinforcement technique is widely used in reinforcing engineering at present.
In recent years, domestic and foreign scholars have carried out a large amount of research to FRP reinforcing masonry structure, the results showed that externally bonded FRP reinforcement adds
Admittedly the anti-seismic performance of masonry structure can be effectively improved, including bearing capacity, Stiffness Deterioration, ductility, energy dissipation capacity etc. refer specifically to
Mark, while the deformability of masonry structure can be enhanced.
FRP grid is a kind of advanced composite material (ACM) with two-way fiber, is suitable for reinforcing Ru Qiang, plate homalographic biggish
Structural elements.In reinforcing masonry structure, because being unable to judge accurately fractuer direction, so the two-way fiber of FRP grid and its spy
Some mechanism chain effects are particularly suitable for Shear Strengthening, but also previously for the research using FRP grid reinforcing masonry structure
It is very deficient, and its research before this is all made of gross area reinforcing.
The research of anchoring property is mostly concentrated between anchoring piece and concrete material before this, due to clay brick size
It is smaller, and brittleness is higher, so the rear anchoring to clay brick, especially bore diameter, buried depth propose very high requirement, it is right
The research of anchoring property is also very deficient between anchoring piece and masonry basal plane.Meanwhile after FRP Strengthened Masonry Walls wall construction, masonry
Structural damage form specifically includes that FRP stripping damage, FRP rupture failure, cracking of building body destroy.To prevent FRP grid too early
Ground removing, so anchor measure appropriate should be taken.
Summary of the invention
It is an object of the invention to overcome the above-mentioned prior art, provide a kind of using FRP grid-FRP anchoring
The method of part joint reinforcement masonry structure, the arrangement of FRP anchoring piece guarantee anchor with the bonding method variation of FRP grid
The arrangement of firmware meets the requirement such as Hollow Block Masonry Structure Anti-seismic performance.Bonding method and FRP anchoring piece of the reinforcement means to FRP grid
Arrangement optimize, effectively increase the reinforcing efficiency of masonry structure, and safe and reliable.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
Using the method for FRP grid-FRP anchoring piece joint reinforcement masonry structure, comprising the following steps:
(1) FRP anchoring piece is made:
Firstly, FRP cloth, which is cut, becomes rectangle, the boundary of implant part and sponson is then determined, by over-hang part
Divide and be equally divided into 4 parts, brushes epoxide-resin glue in implant part, then FRP cloth is rolled over by the way of imitative folding fan along its length
It is folded, and implant part after-hardening is bundled with spun yarn, obtaining cross section is circular FRP anchoring piece;
(2) masonry bearing capacity face is handled;
(3) several holes are bored in masonry bearing capacity face after treatment, and will be in FRP anchoring piece implant holes:
(4) stickup of FRP grid and the expansion of FRP anchoring piece, with steps are as follows:
1) the brushing underfill resin layer glue on masonry bearing capacity face pastes FRP grid after underfill resin layer glue is dry, at this time
Several FRP anchoring pieces pass through FRP grid, and FRP grid is X-type or several horizontal grid bands;
2) epoxide-resin glue resin glue is uniformly applied on FRP grid using hairbrush and roller, by the outer of FRP anchoring piece
Extending portion point is launched into 4 flabellums, and each flabellum is pasted on FRP grid.
A further improvement of the present invention lies in that rectangular width is 200mm-450mm, length 100mm- in step 1)
180mm。
A further improvement of the present invention lies in that the diameter of the cross section of FRP anchoring piece is 10mm-14mm in step 1).
A further improvement of the present invention lies in that firm time is 1 day in step 1).
A further improvement of the present invention lies in that the process in processing masonry bearing capacity face is as follows:
1) it is polished with the part that angle grinder is deteriorated masonry bearing capacity face, until exposing smooth new face;
2) the floating ash on surface is removed with industrial dust collector, and keeps drying.
A further improvement of the present invention lies in that detailed process is as follows for step (3):
If 1) mark, position on masonry bearing capacity face according to the position of the determining dry hole of Scheme of Strengthening;
2) it is drilled with the position that electric drill determines in step 1), the diameter of the cross section of bore diameter and FRP anchoring piece
Match;
3) Sika-330 epoxide-resin glue is injected into drilling, and the interior epoxide-resin glue that makes to drill is full;
4) it drills after injecting glue, FRP anchoring piece is immediately placed in aperture, and screw in drilling, harden 1 day to 2 days.
A further improvement of the present invention lies in that when FRP grid is X-type FRP grid, X-type FRP grid is equal in step (4)
Even to be provided with several FRP anchoring pieces, when FRP grid is several horizontal grid bands, every horizontal grid item, which takes, uniformly to be set
Set several FRP anchoring pieces.
A further improvement of the present invention lies in that 4 flabellum circumferential directions are uniformly distributed in step (4), the width of each flabellum is
50mm, the length of each flabellum are 80mm.
Compared with prior art, the invention has the benefit that
First, the present invention uses the FRP grid with the strong fiber such as two-way, when crack occurs in masonry structure, FRP grid
Two-way fiber always have fiber and intersect with crack, effectively inhibit and delay the generation and development of Masonry Structure Crack, holding
It is obviously improved in terms of carrying the anti-seismic performances such as power, ductility, energy consumption, while improving the deformation performance of masonry structure, improved and build
The consolidation effect of body structure.
Second, it is FRP cellular light that the present invention uses, high-strength, do not increase dead load, is not take up the structure useful space.
Third, the two-way fiber for the FRP grid that the present invention uses and its distinctive mechanism chain effect, so especially suitable
In Shear Strengthening.
4th, the present invention in FRP anchoring piece arrangement, FRP grid mistake can be prevented with the collaborative work of FRP grid
It early removes, FRP grid is allowed to continue to play a role, improve the deformation performance etc. of masonry structure.
5th, the present invention in economy of the FRP grid relative to FRP cloth, on the basis of masonry structure performance boost, drop
Low masonry bearing capacity cost.
Further, it is no longer reinforced using gross area, further increases economy.
Further, the gap in the present invention between FRP grid provides possibility for the dicoration of masonry structure.
Detailed description of the invention
Fig. 1 is FRP anchor arrangement schematic diagram.
Fig. 2 is 1 Scheme of Strengthening schematic diagram of embodiment.
Fig. 3 is 2 Scheme of Strengthening schematic diagram of embodiment.
In figure, 1 is flabellum, and 2 be drilling, and 3 be concrete press beam, and 4 be wall, and 5 be FRP web strip.
Specific embodiment
Below by specific embodiment, the present invention is described in detail.
Method using FRP grid-FRP anchoring piece joint reinforcement masonry structure of the invention, comprising the following steps:
(1) FRP anchoring piece is made:
The production of FRP anchoring piece includes that cutting, gluing and the folding of FRP cloth bundle, and detailed process is as follows:
Firstly, the cloth width of the FRP cloth of production FRP anchoring piece is 200mm-450mm, a length of 100mm-180mm of cloth.By FRP
Cloth is cut according to the requirement of the extension of FRP anchoring piece, anchorage length, flabellum width, specifically, FRP cloth is cut
It is 200mm-450mm as width, length is 100mm-180mm rectangle, then determines the boundary of implant part and sponson
Limit, is equally divided into 4 parts for sponson, brushes Sika-330 epoxide-resin glue in implant part, then along its length by FRP cloth
It is folded by the way of imitative folding fan, and is bundled implant part after-hardening 1 day with spun yarn, obtain cross section as circular FRP anchoring
Part;The diameter of the cross section of FRP anchoring piece is 10mm-14mm;
The FRP anchoring piece used in the present invention is made of 4 flabellums, need to determine the width of each flabellum, extension,
Anchorage depth and bore diameter etc..In view of the size of brick, brittleness, effective bonding between FRP and building material
Length etc., the implantation pore diameter range for the FRP anchoring piece that the present invention uses is 10mm-14mm, buried depth 20mm-40mm.
(2) masonry bearing capacity face is handled:
Processing to masonry bearing capacity face includes defect repair and surface treatment.Defect repair is primarily directed to masonry knot
There is the case where crack or defect on structure surface, and the measure taken is: being first surface-treated to masonry bearing capacity face, exposes crack
Or defect, internal sundries is cleaned out with cleaners such as dust catchers, then with closing glue dead-end fracture.
Being surface-treated the measure taken is: the part being deteriorated with angle grinder to surface peeling, loose, greasy dirt, honeycomb etc.
It polishes, until exposing smooth new face, is then removed the floating ash on surface with industrial dust collector, and keep drying.
(3) several holes are bored according to Scheme of Strengthening in masonry bearing capacity face after treatment, and by FRP anchoring piece implant holes
It is interior:
The positioning and implantation of FRP anchoring piece include positioning, drilling, borehole cleaning, injecting glue, implantation FRP beam, and detailed process is as follows:
If 1) mark, position on masonry bearing capacity face according to the position of the determining dry hole of Scheme of Strengthening;
2) it is drilled with the position that electric drill determines in step 1), the diameter of the cross section of bore diameter and FRP anchoring piece
Match;
3) dust in hole, disintegrating slag strength are removed with industrial dust collector;
4) Sika-330 epoxide-resin glue is injected into drilling, and the interior epoxide-resin glue that makes to drill is full;
5) it drills after injecting glue, FRP anchoring piece is immediately placed in aperture, and implant part is screwed in drilling, buried depth is
20mm-40mm is hardened 1 day to 2 days.
(4) stickup of FRP grid and the expansion of FRP anchoring piece:
Including brushing underfill resin layer glue, the stickup of FRP grid, the expansion of FRP anchoring piece, detailed process is as follows:
1) the brushing underfill resin layer glue on masonry bearing capacity face, the effect of underfill resin layer glue are fully penetrated into masonry material
On the one hand the structure surface layer of material improves the intensity of surface layer, on the one hand the stickup for FRP grid provides reliable bonding interface;
FRP grid is pasted after underfill resin layer glue is dry, specifically: use hairbrush and roller by Sika-330 epoxy resin
Glue is uniformly applied on the adhesive surface of masonry structure, at this time several FRP anchoring pieces pass through FRP grid, if FRP grid be X-type or
The flat web strip of solid carbon dioxide;When FRP grid is X-type FRP grid, X-type FRP grid is evenly arranged with several FRP anchoring pieces, when
When FRP grid is several horizontal grid bands, every horizontal grid item, which takes, is uniformly arranged several FRP anchoring pieces.
Since FRP grid can be cut randomly, so any form of reinforcement criteria can be met.Along wall pair in the present invention
FRP web strip is pasted in linea angulata direction, and is evenly arranged anchoring piece, three horizontal FRP web strips along FRP web strip, and
FRP anchoring piece is evenly arranged along FRP web strip.
2) Sika-330 epoxide-resin glue resin glue is uniformly applied on FRP grid using hairbrush and roller, to FRP net
After lattice stickup is smooth, the sponson of FRP anchoring piece is launched into 4 flabellums, and each flabellum is pasted on FRP grid.4
A flabellum is uniformly distributed along implant part circumferential direction, and the width of each flabellum is 50mm, and the length of each flabellum is 80mm.
Embodiment 1- uses " X " type FRP grid-FRP anchoring piece joint reinforcement masonry wall
Specific embodiment 1 is described in further detail with reference to the accompanying drawing:
Firstly, prefabricated FRP anchoring piece schematic diagram as shown in Figure 1, FRP anchoring piece include 4 flabellums 1, each flabellum 1
Width is 50mm, so the cloth width of FRP cloth needed for production FRP anchoring piece is 200mm.The length of each flabellum is 80mm, is added
The upper depth 30mm that it need to be anchored, so a length of 110mm of cloth of FRP cloth needed for production FRP anchoring piece.The brill of FRP anchoring piece
The diameter in hole is 12mm, and under the premise of tying up closely, the cross-sectional diameter of FRP anchoring piece is the bore diameter of FRP anchoring piece
8-10mm, it is possible to meet implantation and require.
FRP anchoring piece of the invention cuts FRP cloth by above-mentioned requirements first, is needing to be inserted into hole in production
Sika-330 epoxide-resin glue is brushed in region, then folds FRP cloth by the way of imitative " folding fan ", and tied up with spun yarn.
Then surface of wall is handled, the part being deteriorated peeling, loose, greasy dirt, honeycomb etc. with angle grinder into
Then row polishing is removed the floating ash on surface with industrial dust collector, and keep drying until exposing smooth new face.
Secondly, carrying out the positioning and implantation of FRP anchoring piece, the Scheme of Strengthening used is two diagonal line FRP web strip-
FRP anchoring piece joint reinforcement masonry wall, the anchoring piece arrangement of wall as shown in Fig. 2,
It is using concrete press beam 3 that wall 4 is fixed in the top and bottom of wall 4, drilling is determined according to arrangement
Position marks on wall 4, positions;Then electricity consumption drilling row drilling, with industrial dust collector by hole dust, disintegrating slag strength
It removes, injects Sika-330 epoxide-resin glue into hole with syringe.After drilling injecting glue, in FRP anchoring piece implant holes.
Brushing underfill resin layer glue after underfill resin layer glue contact drying (after 1d), can carry out the stickup of FRP grid, this
The width for the FRP web strip 5 that embodiment 1 uses is uniform by Sika-330 epoxide-resin glue using hairbrush and roller for 340mm
It is applied on the adhesive surface of wall, for there is the region of anchoring piece, after the stickup of FRP grid is smooth, FRP anchoring piece is passed through into net
Lattice, then again by the oblique orthogonal expansion of FRP anchoring piece, covering is pasted.It is as shown in Figure 2 that FRP grid pastes schematic diagram.Embodiment 1
The wall size of middle reinforcing is that the stickup of 1200mm x 1800mm x 240mm, FRP grid is to paste along wall diagonal
FRP web strip, and the width of FRP web strip is 340mm, so the grid area reinforcing rate of wall is 60%.FRP anchoring
The arrangement of part is evenly arranged along FRP web strip (i.e. along wall diagonal), and 9 in total.In addition, FRP anchoring piece
Arrangement need to avoid the edge of mortar joint and block.
It is loaded according to " building aseismicity test method regulation (JGJ/T 101-2015) ", and is observed during the test
The deformation of wall, crack occur, the process of development and final fracture pattern when destroying, final test result are shown in Table 1.
The reinforcing wall anti-seismic performance of 1 embodiment 1 of table
Embodiment 2- uses three horizontal FRP grid-FRP anchoring piece joint reinforcement masonry walls
Specific embodiment 2 is described in further detail with reference to the accompanying drawing:
Firstly, prefabricated FRP anchoring piece schematic diagram as shown in Figure 1, FRP anchoring piece include 4 flabellums 1, each flabellum 1
Width is 50mm, so the cloth width of FRP cloth needed for production FRP anchoring piece is 200mm.The length of each flabellum 1 of FRP anchoring piece
For 80mm, in addition its depth 30mm that need to anchor, so a length of 110mm of cloth of FRP cloth needed for production FRP anchoring piece.FRP anchor
The diameter of the drilling 2 of firmware is 12mm, and for the diameter of FRP anchoring piece under the premise of tying up closely, the cross section of FRP anchoring piece is straight
Diameter is 8-10mm, it is possible to meet implantation and require.
The FRP cloth that FRP anchoring piece of the invention will be cut as required in advance in production is in the area for needing to be inserted into hole
Sika-330 epoxide-resin glue is brushed in domain, then folds FRP cloth by the way of imitative " folding fan ", and tied up with spun yarn.
Then 4 surface of wall is handled, the part being deteriorated peeling, loose, greasy dirt, honeycomb etc. with angle grinder into
Then row polishing is removed the floating ash on surface with industrial dust collector, and keep drying until exposing smooth new face.
Secondly, carrying out the positioning and implantation of FRP anchoring piece, the Scheme of Strengthening that embodiment 2 uses is three horizontal FRP grid
Band-FRP anchoring piece joint reinforcement masonry wall, the anchoring piece arrangement of wall as shown in figure 3, wall 4 top and
Bottom is fixed by wall 4 using concrete press beam 3, and the position of drilling is determined according to arrangement, marks, positions on wall;
Dust in hole, disintegrating slag strength are removed with industrial dust collector, are injected with syringe into hole by then electricity consumption drilling row drilling
Sika-330 epoxide-resin glue.After drilling injecting glue, in FRP anchoring piece implant holes.
Brushing underfill resin layer glue after underfill resin layer glue contact drying (after 1d), can carry out the stickup of FRP grid, this
The width for the FRP web strip 5 that embodiment uses is uniform by Sika-330 epoxide-resin glue using hairbrush and roller for 240mm
It is applied on the adhesive surface of wall, for there is the region of anchoring piece, after the stickup of FRP grid is smooth, FRP anchoring piece is passed through into net
Lattice, then again by the oblique orthogonal expansion of FRP anchoring piece, covering is pasted.Schematic diagram is pasted as shown in figure 3, reinforcing in embodiment 2
Wall size is that the stickup of 1200mm x 1800mm x 240mm, FRP grid is three horizontal FRP web strips 5, and F every
The width of RP web strip 5 is 240mm, so the grid area reinforcing rate of wall is also 60%.The arrangement of FRP anchoring piece along
Three FRP web strips are evenly arranged, and each FRP web strip is evenly arranged 3, and 9 in total.Embodiment 2 finally tie by test
Fruit is shown in Table 2.
The reinforcing wall anti-seismic performance of 2 embodiment 2 of table
The present invention provides a kind of methods using FRP grid-FRP anchoring piece joint reinforcement masonry structure, it is therefore an objective to be
The anti-seismic performance and deformation performance for improving masonry structure improve its overall performance, reduce rapid wear of the masonry structure in earthquake
Property.
By reinforcing mode point in the present invention, anchored using " X " type stickup-FRP anchoring piece joint reinforcement, horizontal strip-FRP
Two kinds of Scheme of Strengthening of part joint reinforcement.It is identical that the two reinforces area (total reinforce Area subtraction lap reinforce area) only, and
FRP anchoring piece number is identical, but arrangement form is different and different with FRP web strip bonding method.
The present invention uses " X " type, horizontal strip, reduces and reinforces area, no longer pastes FRP grid using gross area, reduces
Reinforcement cost.FRP cloth is replaced using FRP grid, on the basis of economy, the gap between FRP grid is masonry structure
Decorative can provide may.Meanwhile being reinforced using FRP grid, fireproof coating can be brushed by surface carry out resisting fire design.
In addition, using the FRP grid with two-way fiber, when that can not judge crack, to structure shearing resistance than advantageous.
Of the invention uses FRP grid-FRP anchoring piece joint reinforcement masonry structure, can effectively inhibit and delay masonry
The generation and development of structural cracks prevent FRP grid from prematurely removing, and further improve the consolidation effect of masonry structure.
Claims (8)
1. using the method for FRP grid-FRP anchoring piece joint reinforcement masonry structure, which comprises the following steps:
(1) FRP anchoring piece is made:
Firstly, FRP cloth, which is cut, becomes rectangle, then determines the boundary of implant part and sponson, sponson is put down
4 parts are divided into, brushes epoxide-resin glue in implant part, then FRP cloth is folded by the way of imitative folding fan along its length, and
Implant part after-hardening is bundled with spun yarn, obtaining cross section is circular FRP anchoring piece;
(2) masonry bearing capacity face is handled;
(3) several holes are bored in masonry bearing capacity face after treatment, and will be in FRP anchoring piece implant holes:
(4) stickup of FRP grid and the expansion of FRP anchoring piece, with steps are as follows:
1) the brushing underfill resin layer glue on masonry bearing capacity face pastes FRP grid after underfill resin layer glue is dry, several at this time
FRP anchoring piece passes through FRP grid, and FRP grid is X-type or several horizontal grid bands;
2) Sika-330 epoxide-resin glue resin glue is uniformly applied on FRP grid using hairbrush and roller, by FRP anchoring piece
Sponson be launched into 4 flabellums, and each flabellum is pasted on FRP grid.
2. the method according to claim 1 using FRP grid-FRP anchoring piece joint reinforcement masonry structure, feature exist
In rectangular width is 200mm-450mm, length 100mm-180mm in step 1).
3. the method according to claim 1 using FRP grid-FRP anchoring piece joint reinforcement masonry structure, feature exist
In the diameter of the cross section of FRP anchoring piece is 10mm-14mm in step 1).
4. the method according to claim 1 using FRP grid-FRP anchoring piece joint reinforcement masonry structure, feature exist
In firm time is 1 day in step 1).
5. the method according to claim 1 using FRP grid-FRP anchoring piece joint reinforcement masonry structure, feature exist
In the process for handling masonry bearing capacity face is as follows:
1) it is polished with the part that angle grinder is deteriorated masonry bearing capacity face, until exposing smooth new face;
2) the floating ash on surface is removed with industrial dust collector, and keeps drying.
6. the method according to claim 1 using FRP grid-FRP anchoring piece joint reinforcement masonry structure, feature exist
In detailed process is as follows for step (3):
If 1) mark, position on masonry bearing capacity face according to the position of the determining dry hole of Scheme of Strengthening;
2) it is drilled with the position that electric drill determines in step 1), the diameter phase of bore diameter and the cross section of FRP anchoring piece
Match;
3) Sika-330 epoxide-resin glue is injected into drilling, and the interior epoxide-resin glue that makes to drill is full;
4) it drills after injecting glue, FRP anchoring piece is immediately placed in aperture, and screw in drilling, harden 1 day to 2 days.
7. the method according to claim 1 using FRP grid-FRP anchoring piece joint reinforcement masonry structure, feature exist
In in step (4), when FRP grid is X-type FRP grid, X-type FRP grid is evenly arranged with several FRP anchoring pieces, works as FRP
When grid is several horizontal grid bands, every horizontal grid item, which takes, is uniformly arranged several FRP anchoring pieces.
8. the method according to claim 1 using FRP grid-FRP anchoring piece joint reinforcement masonry structure, feature exist
In in step (4), 4 flabellum circumferential directions are uniformly distributed, and the width of each flabellum is 50mm, and the length of each flabellum is 80mm.
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002348749A (en) * | 2001-05-25 | 2002-12-04 | Toray Ind Inc | Woven fabric of reinforcing fiber, and concrete structure reinforced with the same |
CN101672110A (en) * | 2009-09-18 | 2010-03-17 | 北京筑福建筑事务有限责任公司 | Method and structure for enhancing brickwork structure and improving earthquake resistant performance of structure by using carbon fiber |
-
2018
- 2018-09-07 CN CN201811044176.1A patent/CN109098466A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002348749A (en) * | 2001-05-25 | 2002-12-04 | Toray Ind Inc | Woven fabric of reinforcing fiber, and concrete structure reinforced with the same |
CN101672110A (en) * | 2009-09-18 | 2010-03-17 | 北京筑福建筑事务有限责任公司 | Method and structure for enhancing brickwork structure and improving earthquake resistant performance of structure by using carbon fiber |
Non-Patent Citations (1)
Title |
---|
郑晓龙等: "后植型FRP束锚固件与砌体材料锚固性能研究", 《土木工程学报》 * |
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Application publication date: 20181228 |