CN106499213A - Armored concrete anti-corrosion bracing means - Google Patents
Armored concrete anti-corrosion bracing means Download PDFInfo
- Publication number
- CN106499213A CN106499213A CN201611123121.0A CN201611123121A CN106499213A CN 106499213 A CN106499213 A CN 106499213A CN 201611123121 A CN201611123121 A CN 201611123121A CN 106499213 A CN106499213 A CN 106499213A
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- China
- Prior art keywords
- spelter
- armored concrete
- corrosion
- end anchorage
- bracing means
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Classifications
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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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/64—Insulation or other protection; Elements or use of specified material therefor for making damp-proof; Protection against corrosion
- E04B1/642—Protecting metallic construction elements against corrosion
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a kind of armored concrete anti-corrosion bracing means, including：It is pasted on the fibre reinforced composite sheet of reinforced concrete surface, the first spelter and the second spelter is additionally provided with armored concrete, one end of fibre reinforced composite sheet is provided with fixing end anchorage, the other end is provided with stretching end anchorage, fixing end anchorage and stretching end anchorage are connected by the first wire and the first spelter respectively, and the steel reinforcement cage in the second spelter and armored concrete is connected by the second wire.Sacrificial anode material is served as by the first spelter and the second spelter, can effectively prevent the corrosion of flexual reinforcement in stretching end anchorage and fixing end anchorage and armored concrete, and the intensity of armored concrete can be improved by fibre reinforced composite sheet.Therefore while reinforced steel concrete, can also effectively anti-corrosion, improve durability and the safety of armored concrete.
Description
Technical field
The present invention relates to the realm of building construction, more particularly to a kind of armored concrete anti-corrosion bracing means.
Background technology
Road and bridge that reinforced concrete structure was processed in the underground structure of salty area, seashore building, deicer etc. are sudden and violent
The reinforced concrete structure being exposed under erosion environment, can make steel bar corrosion in structure, cause concrete cracking and peeling, or even lead
Steel bar stress loss is caused, the durability of xoncrete structure is reduced.
At present, pre-stress fibre strengthen composite sheet with its lightweight high by force the characteristics of, drastically increase armored concrete
The cracking load of component, effectively yield load, Delayed Components cracking, the formation in restriction crack, development, reduction fracture width,
Suppress the deformation of component, improve the service behaviour of structure.
But, in corrosive environment, the corrosion for preventing prestressed anchor and member stress reinforcing bar is that pre-stress fibre strengthens
The key issue of Composite patch reinforcement technology, and ensure the important measures of consolidation effect.However, still lacking a kind of reparation at present
The reinforcement technique of prestressed anchor and reinforcement corrosion can be prevented afterwards.
Therefore, how a kind of armored concrete anti-corrosion bracing means is provided, Reinforcing Steel Bar In Reinforced Concrete Structure can be prevented
Corrosion, also can using pre-stress fibre strengthen composite sheet when, prevent prestressed anchor corrode, be those skilled in the art
It is badly in need of the technical problem for solving.
Content of the invention
It is an object of the invention to provide a kind of armored concrete anti-corrosion bracing means, can be tied with effectively solving armored concrete
The problem of the corrosion of reinforcing bar and prestressed anchor corrosion in structure.
For solving above-mentioned technical problem, the invention provides following technical scheme：
A kind of armored concrete anti-corrosion bracing means, including：It is pasted on the fiber-reinforced composite piece of reinforced concrete surface
Material, is additionally provided with the first spelter and the second spelter on armored concrete, one end of the fibre reinforced composite sheet is provided with fixing end
Anchorage, the other end are provided with stretching end anchorage, and the fixing end anchorage and the stretching end anchorage are respectively by the first wire and institute
The connection of the first spelter is stated, the flexual reinforcement in second spelter and armored concrete is connected by the second wire.
Preferably, the fibre reinforced composite sheet is pasted onto reinforced concrete surface by epoxy resin.
Preferably, first spelter and second spelter are pasted on the table of armored concrete by epoxy resin
Face.
Preferably, first spelter and second spelter are respectively positioned at before and after the fibre reinforced composite sheet two
Side.
Preferably, first spelter and second spelter are piece strip spelter.
Preferably, first wire and second wire are copper cash.
Compared with prior art, above-mentioned technical proposal has advantages below：
A kind of armored concrete anti-corrosion bracing means provided by the present invention, including：It is pasted on reinforced concrete surface
Fibre reinforced composite sheet, is additionally provided with the first spelter and the second spelter, one end of fibre reinforced composite sheet on armored concrete
Be provided with fixing end anchorage, the other end is provided with stretching end anchorage, fixing end anchorage and stretching end anchorage respectively by the first wire and
First spelter connects, and the steel reinforcement cage in the second spelter and armored concrete is connected by the second wire.By the first spelter and
Two spelters serve as sacrificial anode material, effectively can prevent in stretching end anchorage and fixing end anchorage and armored concrete by curved
The corrosion of reinforcing bar, and the intensity of armored concrete can be improved by fibre reinforced composite sheet.Therefore mixed in reinforced steel
While solidifying soil, can also effectively anti-corrosion, improve durability and the safety of armored concrete.
Description of the drawings
In order to be illustrated more clearly that technical scheme of the invention or of the prior art, below will be to embodiment or prior art
Needed for description, accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are some of the present invention
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with attached according to these
Figure obtains other accompanying drawings.
A kind of main view knot of armored concrete anti-corrosion bracing means that Fig. 1 is provided by a kind of specific embodiment of the invention
Structure schematic diagram；
A kind of vertical view knot of armored concrete anti-corrosion bracing means that Fig. 2 is provided by a kind of specific embodiment of the invention
Structure schematic diagram；
Fig. 3 provides a kind of side-looking structural representation of armored concrete anti-corrosion bracing means by one embodiment of the invention
Figure.
Reference is as follows：
1 is fibre reinforced composite sheet, and 2 is epoxy resin, and 3 is armored concrete, and 4 is steel reinforcement cage, and 5 is stretching end anchorage
Crab-bolt, 6 is stretching end anchorage, and 7 is fixing end anchorage crab-bolt, and 8 is fixing end anchorage, and 9 is the second spelter, and 10 is the first wire,
11 is the second wire, and 12 is the first spelter.
Specific embodiment
Just as described in the background section, current armored concrete is being reinforced using fibre reinforced composite sheet
When, it is impossible to while carrying out anti-corrosion to prestressed anchor and reinforcing bar.
Based on the basis of the studies above, a kind of armored concrete anti-corrosion bracing means is embodiments provided, led to
Cross the first spelter and the second spelter serves as sacrificial anode material, can effectively prevent stretching end anchorage and fixing end anchorage and steel
The corrosion of flexual reinforcement in reinforced concrete, and the intensity of armored concrete can be improved by fibre reinforced composite sheet.Cause
This while reinforced steel concrete, can also effectively anti-corrosion, improve durability and the safety of armored concrete.
In order that the above objects, features and advantages of the present invention can become apparent from understandable, below in conjunction with the accompanying drawings to this
Bright specific embodiment is described in detail.
Elaborate detail in order to fully understanding the present invention in the following description.But the present invention can with multiple not
It is same as alternate manner described here to implement, those skilled in the art can do class without prejudice to intension of the present invention in the case of
Like popularization.Therefore the present invention is not limited by following public specific embodiment.
Fig. 1-Fig. 3 is refer to, Fig. 1 is added by a kind of armored concrete anti-corrosion that a kind of specific embodiment of the invention is provided
It is fixedly mounted with the main structure diagram that puts；A kind of armored concrete anti-corrosion that Fig. 2 is provided by a kind of specific embodiment of the invention
The overlooking the structure diagram of bracing means；Fig. 3 provides a kind of armored concrete anti-corrosion by one embodiment of the invention and reinforces dress
The side structure schematic view that puts.
A kind of specific embodiment of the present invention provides a kind of 3 anti-corrosion bracing means of armored concrete, including：It is pasted on
The fibre reinforced composite sheet 1 on 3 surface of armored concrete, is additionally provided with the first spelter 12 and the second spelter 9 on armored concrete 3,
One end of fibre reinforced composite sheet 1 is provided with fixing end anchorage 8, and the other end is provided with stretching end anchorage 6, fixing end anchorage 8 and
Pull end anchorage 6 is connected by the first wire 10 and the first spelter 12 respectively, the steel reinforcement cage 4 in the second spelter 9 and armored concrete 3
Connected by the second wire 11.
In the present embodiment, sacrificial anode material is served as by the first spelter 12 and the second spelter 9, effectively can prevents from opening
The corrosion of flexual reinforcement in pull end anchorage 6 and fixing end anchorage 8 and armored concrete 3, and pass through fiber-reinforced composite piece
Material 1 can improve the intensity of armored concrete 3.Therefore while reinforced steel concrete 3, can also effectively anti-corrosion, carry
The high durability of armored concrete 3 and safety.
Wherein stretching end anchorage 6 is fixed on armored concrete 3 by stretching end anchorage crab-bolt 5, and fixing end anchorage 8 passes through
Fixing end anchorage crab-bolt 7 is fixed on armored concrete 3,
Further, fibre reinforced composite sheet 1 is pasted onto 3 surface of armored concrete by epoxy resin 2.By epoxy
Fibre reinforced composite sheet 1 not only can be pasted onto 3 surface of armored concrete and armored concrete 3 can also be carried out by resin 2
Protection.
In order to improve the stability of the first spelter 12 and the second spelter 9, the first spelter 12 and the second spelter 9 are pasted on steel
The surface of reinforced concrete 3.Sand paper should be first passed through to wipe the oxide-film on 9 surface of the first spelter 12 and the second spelter before stickup
Go, until the surface-brightening of the first spelter 12 and the second spelter 9 and to be bonded in reinforcing bar by epoxy resin 2 after having metallic luster mixed
Coagulate native 3 surface.In addition the first spelter 12 and the second spelter 9 are preferably piece strip spelter, are easy to be carried out bonding.
Wherein, the first wire 10 and the second wire 11 are the copper cash with satisfactory electrical conductivity.And copper cash is being connected
When on the steel reinforcement cage 4 on armored concrete 3, can be welded by scolding tin, then in its junction surface smear three layers be mixed with
The epoxy resin 2 of conducting resinl, to ensure that copper cash is connected firmly with steel reinforcement cage 4, powered is good.Can certainly lead for other
Line, the present embodiment are not specifically limited to this, are specifically depended on the circumstances.
In the armored concrete anti-corrosion bracing means that the application present invention is provided, along corrosion 3 tension of impaired armored concrete
Surface crack along bars cutting V-groove, until expose the flexual reinforcement of steel reinforcement cage 4 in 3 component of armored concrete；With rust remover to receiving
Bar bending carries out processing of rust removing；Copper cash scolding tin is connected in flexual reinforcement；With polymer epoxy resin mortar to armored concrete 3
Corrosion damaged part is repaired；The two ends for strengthening composite sheet 1 with fixing end anchorage 8 and 6 gripping fibers of stretching end anchorage, and
Fixing end anchorage 8 and stretching end anchorage 6 are fixed by bolt, can be according to the prestress value tensioning fiber needed for reinforcing
Strengthen composite sheet 1, wherein fibre reinforced composite sheet 1 and 3 contact surface of armored concrete smears epoxy resin 2, and pressure viscosity in
3 surface of armored concrete；First spelter 12 and the second spelter 9 are bonded in 3 surface of armored concrete；Being connected to stretching end anchor
The other end of the copper cash of tool 6 and fixing end anchorage 8 is connected on the first spelter 12, the another of the copper cash being connected in flexual reinforcement
One end is connected on the second spelter 9.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body is made a distinction with another entity, and is not necessarily required or implied and there is any this actual relation between these entities
Or order.
Above a kind of armored concrete anti-corrosion bracing means provided by the present invention is described in detail.Herein should
Principle of the invention and embodiment are set forth with specific case, the explanation of above example is only intended to help and manages
The core concept of the solution present invention.It should be pointed out that for those skilled in the art, without departing from of the invention former
On the premise of reason, some improvement and modification can also be carried out to the present invention, these improvement and modification also fall into right of the present invention and want
In the protection domain that asks.
Claims (6)
1. a kind of armored concrete anti-corrosion bracing means, it is characterised in that include：The fiber for being pasted on reinforced concrete surface increases
Strong composite sheet, is additionally provided with the first spelter and the second spelter on armored concrete, one end of the fibre reinforced composite sheet sets
There are fixing end anchorage, the other end to be provided with stretching end anchorage, the fixing end anchorage and the stretching end anchorage pass through first respectively
Wire and first spelter connection, the flexual reinforcement in second spelter and armored concrete are connected by the second wire.
2. armored concrete anti-corrosion bracing means according to claim 1, it is characterised in that the fiber-reinforced composite piece
Material is pasted onto reinforced concrete surface by epoxy resin.
3. armored concrete anti-corrosion bracing means according to claim 2, it is characterised in that first spelter and described
Second spelter is pasted on the surface of armored concrete by epoxy resin.
4. armored concrete anti-corrosion bracing means according to claim 3, it is characterised in that first spelter and described
Second spelter is located at the both sides in front and back of the fibre reinforced composite sheet respectively.
5. armored concrete anti-corrosion bracing means according to claim 4, it is characterised in that first spelter and described
Second spelter is piece strip spelter.
6. armored concrete anti-corrosion bracing means according to claim 5, it is characterised in that first wire and described
Second wire is copper cash.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611123121.0A CN106499213A (en) | 2016-12-08 | 2016-12-08 | Armored concrete anti-corrosion bracing means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611123121.0A CN106499213A (en) | 2016-12-08 | 2016-12-08 | Armored concrete anti-corrosion bracing means |
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| Publication Number | Publication Date |
|---|---|
| CN106499213A true CN106499213A (en) | 2017-03-15 |
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| CN201611123121.0A Pending CN106499213A (en) | 2016-12-08 | 2016-12-08 | Armored concrete anti-corrosion bracing means |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000204769A (en) * | 1999-01-07 | 2000-07-25 | Sekisui Chem Co Ltd | Reinforcing method for concrete |
| CN203256337U (en) * | 2013-04-16 | 2013-10-30 | 深圳大学 | Reinforced concrete structure cathode protection device adopting CFRP (Carbon Fiber Reinforced Plastics) anode |
| US20150060298A1 (en) * | 2012-04-17 | 2015-03-05 | Soletanche Freyssinet | Method for the galvanic protection of a reinforced concrete structure |
| CN105781140A (en) * | 2016-04-08 | 2016-07-20 | 广东工业大学 | Self-anchored pre-stressed fiber reinforced composite cloth based concrete strengthening device and method |
| CN206267559U (en) * | 2016-12-08 | 2017-06-20 | 广东工业大学 | Armored concrete anti-corrosion bracing means |
-
2016
- 2016-12-08 CN CN201611123121.0A patent/CN106499213A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000204769A (en) * | 1999-01-07 | 2000-07-25 | Sekisui Chem Co Ltd | Reinforcing method for concrete |
| US20150060298A1 (en) * | 2012-04-17 | 2015-03-05 | Soletanche Freyssinet | Method for the galvanic protection of a reinforced concrete structure |
| CN203256337U (en) * | 2013-04-16 | 2013-10-30 | 深圳大学 | Reinforced concrete structure cathode protection device adopting CFRP (Carbon Fiber Reinforced Plastics) anode |
| CN105781140A (en) * | 2016-04-08 | 2016-07-20 | 广东工业大学 | Self-anchored pre-stressed fiber reinforced composite cloth based concrete strengthening device and method |
| CN206267559U (en) * | 2016-12-08 | 2017-06-20 | 广东工业大学 | Armored concrete anti-corrosion bracing means |
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Application publication date: 20170315 |