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Prestressed CFRP System Application Range

• improve the bearing capacity of bridge structure,has incomparable advantages in large-span beam slab of flexural reinforcement.
• significantly reduce deformation of the structure and improve the bearing capacity of structure,decrease the crack width and
deflection deformation,and is suitable for large span beam slab of flexural reinforcement.
• improve the stiffness of structure ,and make full use of the material performance ,save a lot of materials and engineering cost.

Prestressed CFRP System Application Range

• improve the bearing capacity of bridge structure,has incomparable advantages in large-span beam slab of flexural reinforcement.
• significantly reduce deformation of the structure and improve the bearing capacity of structure,decrease the crack width and
deflection deformation,and is suitable for large span beam slab of flexural reinforcement.
• improve the stiffness of structure ,and make full use of the material performance ,save a lot of materials and engineering cost.

Small and Lightweight

The weight of a single anchor is only 6.3kg; Reduce mass by more than half compared to square anchor blocks

Adopting wedge-shaped self-locking clip anchor form
The greater the tension, the greater the clamping force

Optimized design of clip taper and tooth pattern
Avoiding slippage of carbon fiber board; Relieve stress concentration and protect carbon fiber board

Small and Lightweight

The weight of a single anchor is only 6.3kg; Reduce mass by more than half compared to square anchor blocks

Adopting wedge-shaped self-locking clip anchor form
The greater the tension, the greater the clamping force

Optimized design of clip taper and tooth pattern
Avoiding slippage of carbon fiber board; Relieve stress concentration and protect carbon fiber board

No Need for Slotting

There is no need for slotting during the construction of prestressed carbon plate circular anchors, which saves construction and reduces damage to the original components

No Need for Slotting

There is no need for slotting during the construction of prestressed carbon plate circular anchors, which saves construction and reduces damage to the original components

Center Tension Without Eccentricity

The screw passes through the limit frame to fix the circular anchor, and the tensioning position is located at the centerline of the anchor to avoid the bending moment generated by the tensioning eccentricity from affecting the overall system
Avoiding eccentricity causing anchorage jamming, resulting in excessive deviation between actual elongation and theoretical elongation

Center Tension Without Eccentricity

The screw passes through the limit frame to fix the circular anchor, and the tensioning position is located at the centerline of the anchor to avoid the bending moment generated by the tensioning eccentricity from affecting the overall system
Avoiding eccentricity causing anchorage jamming, resulting in excessive deviation between actual elongation and theoretical elongation

High Anchoring Efficiency

Compared with prestressed carbon plate square anchors, the stress distribution on the carbon plate in the prestressed carbon plate circular anchor is more uniform, which can effectively avoid splitting

High Anchoring Efficiency

Compared with prestressed carbon plate square anchors, the stress distribution on the carbon plate in the prestressed carbon plate circular anchor is more uniform, which can effectively avoid splitting

 

 

 

Carbon plate specifications

Anchor frame specifications

Anchor bolt

 (Grade 8.8)

Tensioning screw

 (Grade 8.8)

Fixed end screw 

(Grade 8.8)

3.0×20240×260M12×6 M20×1 M20×1
1.4×50 / 2.0×50300×370 M16×8M30×1M30×1
3.0×50 / 4.0×50300×530M16×8M30×1M30×1



1. Positioning and setting out

Positioning and setting out

2. Base grinding

第9页-47.PNG

3. Planting anchor bolts

Planting anchor bolts

4. Install the limit frame

Install the limit frame

5. Cutting carbon fiber plate

Cutting carbon fiber plate

6. Install carbon fiber plate

Install carbon fiber plate

7. Install tensioning device

Install tensioning device

8. Install the circular pressure strip

Install the circular pressure strip

9. Pre tensioning

Pre tensioning

10. Apply carbon laminate adhesive

Apply carbon laminate adhesive

11. Formal tensioning

Formal tensioning

12. Remove the jack

Remove the jack


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