CN206267560U - A kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete - Google Patents
A kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete Download PDFInfo
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- CN206267560U CN206267560U CN201621344887.7U CN201621344887U CN206267560U CN 206267560 U CN206267560 U CN 206267560U CN 201621344887 U CN201621344887 U CN 201621344887U CN 206267560 U CN206267560 U CN 206267560U
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Abstract
The utility model discloses a kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete, including：The fibre reinforced composite sheet for being pasted on reinforced concrete surface, the fibre reinforced composite reinforcing being embedded in 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 wire, one and the negative pole connection of power supply in fixing end anchorage and stretching end anchorage, the negative pole of power supply is also connected with the steel reinforcement cage in armored concrete, the positive pole connection of one end and power supply of fibre reinforced composite reinforcing.Form the cathodic protection system of the steel reinforcement cage in external impressed current protection fixing end anchorage and stretching end anchorage and armored concrete; serve the effect of anti-corrosion protection; improve the durability of anchorage and armored concrete; increased pre-stressed carbon fiber strengthens the service life of composite sheet, improves its consolidation effect to armored concrete.
Description
Technical field
The utility model is related to the realm of building construction, more particularly to a kind of pre-stressed carbon fiber reinforced steel concrete
Anti-corrosion bracing means.
Background technology
Reinforced concrete structure is sudden and violent in the underground structure of salty area, seashore building, deicer treated road and bridge etc.
The reinforced concrete structure under erosion environment is exposed at, steel bar corrosion in structure can be made, cause concrete cracking and peeling, or even lead
Steel bar stress loss is caused, the durability of concrete structure is reduced.
At present, pre-stressed carbon fiber enhancing composite sheet with its lightweight it is strong high the characteristics of, drastically increase reinforced concrete
The cracking load of native component, effectively yield load, Delayed Components cracking, the formation in limitation crack, development, reduction crack are wide
Degree, suppresses the deformation of component, improves the service behaviour of structure.
But, in corrosive environment, the corrosion for preventing prestressed anchor and member stress reinforcing bar is that pre-stressed carbon fiber increases
The key issue of strong Composite patch reinforcement technology, is also the important measures for ensureing consolidation effect.However, still lack one kind at present repairing
The reinforcement technique of prestressed anchor and reinforcement corrosion can be prevented after multiple.
Therefore, how a kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete is provided, steel can be prevented
The corrosion of reinforcing bar in tendon concrete structure, also can prevent prestressed anchor when composite sheet is strengthened using pre-stressed carbon fiber
Corrosion, is the technical problem of those skilled in the art's urgent need solution.
Utility model content
The purpose of this utility model is to provide a kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete, can
Corroded with the corrosion and prestressed anchor that effectively solve the problems, such as Reinforcing Steel Bar In Reinforced Concrete Structure.
In order to solve the above technical problems, the utility model provides following technical scheme：
A kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete, including：It is pasted on armored concrete table
The fibre reinforced composite sheet in face, the fibre reinforced composite reinforcing being embedded in armored concrete, the fibre reinforced are answered
The one end for closing sheet material is provided with fixing end anchorage, and the other end is provided with stretching end anchorage, the fixing end anchorage and the stretching end anchor
Tool is connected by wire, one and the negative pole connection of power supply in the fixing end anchorage and the stretching end anchorage, the electricity
The negative pole in source is also connected with the steel reinforcement cage in armored concrete, and one end of the fibre reinforced composite reinforcing and the power supply are just
Pole connects.
Preferably, the fibre reinforced composite sheet and reinforced concrete surface are provided with insulating barrier.
Preferably, the insulating barrier is nonconductive epoxy layer, and the fibre reinforced composite sheet is by the insulation
Epoxy resin layer is bonded in reinforced concrete surface.
Preferably, also including being arranged on the reference electrode of the fibre reinforced composite sheet.
Preferably, the fibre reinforced composite reinforcing is provided with floor.
Preferably, one end of the fibre reinforced composite reinforcing exposes to armored concrete.
Preferably, the fixing end anchorage and the stretching end anchorage are bolted on armored concrete, institute
State stretching end anchorage include and armored concrete connection base and and the stretching end fixture that is slidably connected of the base, institute
State stretching end fixture to be fixedly connected with the fibre reinforced composite sheet, the fixing end anchorage and/or the stretching end anchor
Tool is provided with the screw rod for the negative pole connection with the power supply.
Preferably, it is exposed at being partially coated with multilayer conductive epoxy on armored concrete on the fibre reinforced composite reinforcing
Resin.
Compared with prior art, above-mentioned technical proposal has advantages below：
A kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete provided by the utility model, including：
The fibre reinforced composite sheet for being pasted on reinforced concrete surface, the fibre reinforced being embedded in armored concrete are combined
Muscle, one end of fibre reinforced composite sheet is provided with fixing end anchorage, and the other end is provided with stretching end anchorage, fixing end anchorage and
Pull end anchorage is connected by wire, and the negative pole of in fixing end anchorage and stretching end anchorage and power supply is connected, power supply it is negative
Pole also connects with the steel reinforcement cage in armored concrete, the positive pole connection of one end and power supply of fibre reinforced composite reinforcing.Form
External impressed current protects the cathodic protection system of the steel reinforcement cage in fixing end anchorage and stretching end anchorage and armored concrete, plays
The effect of anti-corrosion protection, improves the durability of anchorage and armored concrete, increased pre-stressed carbon fiber enhancing composite sheet
The service life of material, improve its consolidation effect to armored concrete.
Brief description of the drawings
In order to illustrate more clearly of the utility model or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for technology description is briefly described, it should be apparent that, drawings in the following description are new this practicalities
Some embodiments of type, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
A kind of pre-stressed carbon fiber reinforced steel concrete that Fig. 1 is provided by a kind of specific embodiment of the utility model
Anti-corrosion bracing means main structure diagram；
A kind of pre-stressed carbon fiber reinforced steel concrete that Fig. 2 is provided by a kind of specific embodiment of the utility model
Anti-corrosion bracing means overlooking the structure diagram；
A kind of pre-stressed carbon fiber reinforced steel concrete that Fig. 3 is provided by a kind of specific embodiment of the utility model
Anti-corrosion bracing means side structure schematic view.
Reference is as follows：
1 is fibre reinforced composite sheet, and 2 is nonconductive epoxy layer, and 3 is armored concrete, and 4 is steel reinforcement cage, and 5 is to open
Pull end fixture bolt, 6 is stretching end anchorage, and 7 is stretching end fixture, and 8 is stretching end standing screw, and 9 is stretching end bolt and nut,
10 is stretching end anchorage bolt, and 11 is fixing end anchorage, and 12 is fixing end anchorage bolt, and 13 is fixing end standing screw, and 14 are
Fixing end bolt and nut, 15 is fibre reinforced composite reinforcing, and 16 is power supply, and 17 is copper cash.
Specific embodiment
Just as described in the background section, current armored concrete anticorrosion structure can not be prevented prestressed anchor
Corruption, is easily caused prestressed anchor failure, and then reduce the durability of armored concrete.
On the basis of the studies above, the utility model embodiment is mixed there is provided a kind of pre-stressed carbon fiber reinforced steel
Coagulate the anti-corrosion bracing means of soil, positive source connection auxiliary anode material fibre reinforced composite reinforcing, power cathode connection reinforcing bar
Steel reinforcement cage and fixing end anchorage or stretching end anchorage in concrete, form external impressed current protection fixing end anchorage and stretching end
The cathodic protection system of the steel reinforcement cage in anchorage and armored concrete, serves the effect of anti-corrosion protection, improve anchorage and
The durability of armored concrete, increased pre-stressed carbon fiber strengthens the service life of composite sheet, improves it mixed to reinforcing bar
Coagulate the consolidation effect of soil.
In order that above-mentioned purpose of the present utility model, feature and advantage can become apparent it is understandable, it is right below in conjunction with the accompanying drawings
Specific embodiment of the present utility model is described in detail.
Elaborate detail in order to fully understand the utility model in the following description.But the utility model can
Implemented different from other manner described here with various, those skilled in the art can be without prejudice to the utility model intension
In the case of do similar popularization.Therefore the utility model is not limited by following public specific embodiment.
Fig. 1 and Fig. 2, Fig. 1 be refer to by a kind of prestressing force carbon that a kind of specific embodiment of the utility model is provided is fine
Tie up the main structure diagram of the anti-corrosion bracing means of reinforced steel concrete；Fig. 2 is a kind of specific embodiment party of the utility model
A kind of overlooking the structure diagram of the anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete that formula is provided；Fig. 3 is
A kind of anti-corrosion of pre-stressed carbon fiber reinforced steel concrete that a kind of specific embodiment of the utility model is provided reinforces dress
The side structure schematic view put.
A kind of specific embodiment of the present utility model provides a kind of the anti-of pre-stressed carbon fiber reinforced steel concrete
Rotten bracing means, including：It is pasted on the fibre reinforced composite sheet 1 on the surface of armored concrete 3, is embedded in armored concrete 3
Interior fibre reinforced composite reinforcing 15, one end of fibre reinforced composite sheet 1 is provided with fixing end anchorage 11, and the other end is provided with to be opened
Pull end anchorage 6, fixing end anchorage 11 and stretching end anchorage 6 are connected by wire, in fixing end anchorage 11 and stretching end anchorage 6
One and the negative pole connection of power supply 16, the negative pole of power supply 16 are also connected with the steel reinforcement cage 4 in armored concrete 3, fibre reinforced
The positive pole connection of one end and power supply 16 of composite reinforcing 15.
In the present embodiment, the positive pole of power supply 16 connection auxiliary anode material fibre reinforced composite reinforcing 15, the negative pole of power supply 16
Steel reinforcement cage 4 and fixing end anchorage 11 or stretching end anchorage 6 in connection armored concrete 3, form external impressed current protection and fix
The cathodic protection system of the steel reinforcement cage 4 in end anchorage 11 and stretching end anchorage 6 and armored concrete 3, serves anti-corrosion protection
Effect, improve the durability of anchorage and armored concrete 3, increased pre-stressed carbon fiber strengthen composite sheet 1 use
The time limit, improves its consolidation effect to armored concrete 3.
Further, fibre reinforced composite sheet 1 and the surface of armored concrete 3 are provided with insulating barrier.By insulating barrier, can
During corrosive medium flows into armored concrete 3 during preventing from being powered fibre reinforced composite reinforcing 15, cause armored concrete 3 rotten
Erosion.
Further, insulating barrier is nonconductive epoxy layer 2, and fibre reinforced composite sheet 1 passes through dead ring oxygen tree
Lipid layer 2 is bonded in the surface of armored concrete 3.Fibre reinforced composite sheet 1 can not only be realized by nonconductive epoxy layer 2
Bonding, be also prevented from corrosive medium eroded reinforced concrete 3.
A kind of anti-corrosion of pre-stressed carbon fiber reinforced steel concrete 3 that the utility model embodiment is provided reinforces dress
Put, also including being arranged on the reference electrode of fibre reinforced composite sheet 1.Energization current potential can be detected by reference electrode, controlled
The size of electrical current processed, prevents excessive voltage from causing carbon fiber composite reinforcing to occur damaged.
Further, fibre reinforced composite reinforcing 15 is provided with floor.It can be improved with armored concrete 3 by floor
Adhesion strength.
Further, one end of fibre reinforced composite reinforcing 15 exposes to armored concrete 3.Can be in order to pass through wire
Positive pole with power supply 16 is connected.
A kind of anti-corrosion of pre-stressed carbon fiber reinforced steel concrete 3 that the utility model embodiment is provided reinforces dress
Put, fixing end anchorage 11 and stretching end anchorage 6 are bolted on armored concrete 3, stretching end anchorage 6 includes and steel
The base of the connection of reinforced concrete 3 and the stretching end fixture 7 being slidably connected with base, stretching end fixture 7 and fibre reinforced are multiple
Close sheet material 1 to be fixedly connected, fixing end anchorage 11 and/or stretching end anchorage 6 are provided with the spiral shell connected for the negative pole with power supply 16
Bar.
Wherein, stretching end fixture 7 is provided with stretching end fixture bolt 5, and base is provided with stretching end anchorage bolt 10, base
On be additionally provided with stretching end standing screw 8, stretching end standing screw 8 is provided with stretching end bolt and nut 9, by stretching end screw rod spiral shell
The cooperation of mother 9 and stretching end standing screw 8 can control stretching end fixture 7 to be moved on base, and then adjust fibre reinforced
The pretightning force of composite sheet 1.Fixing end anchorage 11 is provided with the fixing end anchorage bolt 12 for being fixed on armored concrete 3
With fixing end standing screw 13 and the fixing end bolt and nut 14 being tightened on fixing end standing screw 13, in addition by fixation
End standing screw 13 or stretching end standing screw 8 can be connected in order to it with the negative pole of power supply 16.
Wire used in the utility model embodiment is both preferably copper cash 17.
Further, it is exposed at being partially coated with multilayer conductive ring on armored concrete 3 on fibre reinforced composite reinforcing 15
Oxygen tree fat.The one end exposed on fibre reinforced composite reinforcing 15 is connected by the positive pole of copper cash 17 and power supply 16, wherein can lead to
Cross scolding tin to be welded, it is then preferred that three layers of conductive epoxy resin, it can be improved with copper cash 17 by conductive epoxy resin
Switching performance and electric conductivity.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body makes a distinction with another entity, and not necessarily requires or imply between these entities there is any this actual relation
Or order.
Above to a kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete provided by the utility model
It is described in detail.Specific case used herein is set forth to principle of the present utility model and implementation method, with
The explanation of upper embodiment is only intended to help and understands core concept of the present utility model.It should be pointed out that for the art
For those of ordinary skill, on the premise of the utility model principle is not departed from, some changing can also be carried out to the utility model
Enter and modify, these are improved and modification is also fallen into the utility model scope of the claims.
Claims (8)
1. a kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete, it is characterised in that including：It is pasted on reinforcing bar
The fibre reinforced composite sheet of concrete surface, the fibre reinforced composite reinforcing being embedded in armored concrete, the carbon are fine
One end of dimension enhancing composite sheet is provided with fixing end anchorage, and the other end is provided with stretching end anchorage, the fixing end anchorage and described
Stretching end anchorage is connected by wire, one and the negative pole company of power supply in the fixing end anchorage and the stretching end anchorage
Connect, the negative pole of the power supply also with armored concrete in steel reinforcement cage connection, one end of the fibre reinforced composite reinforcing and institute
State the positive pole connection of power supply.
2. the anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete according to claim 1, it is characterised in that
The fibre reinforced composite sheet and reinforced concrete surface are provided with insulating barrier.
3. the anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete according to claim 2, it is characterised in that
The insulating barrier is nonconductive epoxy layer, and the fibre reinforced composite sheet is bonded in by the nonconductive epoxy layer
Reinforced concrete surface.
4. the anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete according to claim 3, it is characterised in that
Also include being arranged on the reference electrode of the fibre reinforced composite sheet.
5. the anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete according to claim 4, it is characterised in that
The fibre reinforced composite reinforcing is provided with floor.
6. the anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete according to claim 5, it is characterised in that
One end of the fibre reinforced composite reinforcing exposes to armored concrete.
7. the anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete according to claim 6, it is characterised in that
The fixing end anchorage and the stretching end anchorage are bolted on armored concrete, and the stretching end anchorage includes
The base connected with armored concrete and and the stretching end fixture that is slidably connected of the base, the stretching end fixture and institute
Fibre reinforced composite sheet is stated to be fixedly connected, the fixing end anchorage and/or the stretching end anchorage be provided with for and institute
State the screw rod of the negative pole connection of power supply.
8. the anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete according to claim 7, it is characterised in that
It is exposed at being partially coated with multilayer conductive epoxy resin on armored concrete on the fibre reinforced composite reinforcing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344887.7U CN206267560U (en) | 2016-12-08 | 2016-12-08 | A kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621344887.7U CN206267560U (en) | 2016-12-08 | 2016-12-08 | A kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete |
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| CN206267560U true CN206267560U (en) | 2017-06-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481092A (en) * | 2016-12-08 | 2017-03-08 | 广东工业大学 | A kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete |
| CN108098986A (en) * | 2018-01-31 | 2018-06-01 | 广州大学 | A kind of prestressing force conductive concrete structures and preparation method thereof |
| WO2019137545A1 (en) * | 2018-01-12 | 2019-07-18 | 长沙理工大学 | Pre-stressed bailey beam for reinforcement, and construction method therefor |
-
2016
- 2016-12-08 CN CN201621344887.7U patent/CN206267560U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481092A (en) * | 2016-12-08 | 2017-03-08 | 广东工业大学 | A kind of anti-corrosion bracing means of pre-stressed carbon fiber reinforced steel concrete |
| WO2019137545A1 (en) * | 2018-01-12 | 2019-07-18 | 长沙理工大学 | Pre-stressed bailey beam for reinforcement, and construction method therefor |
| US11225803B2 (en) | 2018-01-12 | 2022-01-18 | Changsha University Of Science & Technology | Prestressed bailey beam for reinforcement and construction method therefor |
| CN108098986A (en) * | 2018-01-31 | 2018-06-01 | 广州大学 | A kind of prestressing force conductive concrete structures and preparation method thereof |
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