CN111847980A - Composite stack material for repairing object and repairing method thereof - Google Patents
Composite stack material for repairing object and repairing method thereof Download PDFInfo
- Publication number
- CN111847980A CN111847980A CN202010364213.8A CN202010364213A CN111847980A CN 111847980 A CN111847980 A CN 111847980A CN 202010364213 A CN202010364213 A CN 202010364213A CN 111847980 A CN111847980 A CN 111847980A
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- CN
- China
- Prior art keywords
- carbon fiber
- adhesive
- stack material
- composite stack
- protruding structure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/16—Reinforcements
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Reinforced Plastic Materials (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a composite stacked material for repairing an object, which comprises a plurality of carbon fiber layers, wherein the carbon fiber layers are respectively formed by interweaving a plurality of carbon fiber bundles, and the stacking direction of the carbon fiber layers is defined as the stacking direction; the carbon fiber bundle is formed by arranging a plurality of carbon fibers into a bundle, a protruding structure is formed in the carbon fiber layer and between the adjacent carbon fiber layers, the protruding structure extends along the stacking direction, an adhesive is uniformly impregnated between the carbon fibers and is used for being combined with the object through the adhesive, and according to the above, the composite stacking material has better combination strength due to the protruding structure, so that the object can be restored to the initial setting state after being repaired.
Description
Technical Field
The present invention relates to a composite stack material, and more particularly, to a composite stack material for repairing an object and a method for repairing the same.
Background
Generally, especially after the traffic facilities are damaged, the most direct method is to cover and fill the damaged traffic facilities with concrete, but the repairing method has poor effect and cannot restore the strength of the facilities to the initial strength of the structural design.
In addition, in the past, manufacturers have adopted the method of impregnating the carbon fiber cloth with the adhesive and then laminating the carbon fiber cloth outside the object, and finally, the carbon fiber cloth is directly formed on the object, so that the object can still return to the originally designed strength specification after being damaged and repaired.
However, the carbon fiber cloth is only adhered to the object by the adhesive, and the bonding strength thereof needs to be enhanced, and the carbon fiber cloth is expanded from the damaged point once damaged, thereby causing a serious damage to the overall structure.
Disclosure of Invention
The invention provides a composite stack material for repairing an object, comprising:
the carbon fiber layers are respectively formed by interweaving a plurality of carbon fiber bundles, and the stacking direction of the carbon fiber layers is defined as the stacking direction;
the carbon fiber bundle is formed by arranging a plurality of carbon fibers into a bundle, a protruding structure is formed in the carbon fiber layers and between the adjacent carbon fiber layers and extends along the stacking direction, the protruding structure comprises a broken protruding structure and a continuous extending protruding structure, wherein part of the carbon fibers are partially broken and formed into the protruding structure extending along the stacking direction, part of the carbon fibers extend along the stacking direction to form the continuous extending protruding structure, and the carbon fibers are uniformly impregnated with an adhesive and are combined with the object through the adhesive.
The invention provides a method for repairing an object by using a composite stack material, which comprises the following steps:
measuring information, namely measuring the size and the shape of a part to be repaired of an object to be repaired;
providing a composite stack material, wherein the composite stack material is formed by stacking a plurality of carbon fiber layers, the carbon fiber layers are respectively formed by interweaving a plurality of carbon fiber bundles, the carbon fiber layers and the adjacent carbon fiber layers form a protruding structure, the protruding structure extends along the stacking direction, and the carbon fibers are uniformly impregnated with an adhesive and are combined with the object through the adhesive;
bonding the object and the composite stack material by using the adhesive, wherein the adhesive containing the bridging agent is arranged between the object and the composite stack material for bonding;
and a formation step, hardening and forming the composite stack material.
In view of the foregoing, the present invention mainly utilizes the composite stack material to repair the object, the composite stack material has better bonding strength due to the protruding structure, so that the object can be restored to the initial setting state after being repaired, and the protruding structure penetrates through the carbon fiber layer and is adhered to the adhesive, so that the composite stack material and the object achieve the best bonding effect.
Drawings
FIG. 1 is a schematic view of a composite laminate according to the present invention using the method for repairing an object using the composite stack material.
FIG. 2 is a schematic diagram of a composite laminate formed by a needle inserted in the method for repairing an object using the composite stack material according to the present invention.
FIG. 3 is a schematic diagram of the present invention after repairing an object with a composite stack material having a protruding structure.
Fig. 4 is an enlarged view of a portion of the structure of fig. 3.
FIG. 5 is a flow chart illustrating steps of a method for repairing an object using the composite stack material according to the present invention.
FIG. 6 is a diagram of an embodiment of a method for repairing an object using the composite stack material.
Detailed Description
The present invention provides a composite stack material 90, referring to fig. 1 to 4, comprising:
the carbon fiber composite material comprises a plurality of carbon fiber layers 10, wherein the carbon fiber layers 10 are respectively formed by interweaving a plurality of carbon fiber bundles 20, and the stacking direction of the carbon fiber layers 10 is the stacking direction X;
the carbon fiber bundle 20 is formed by arranging a plurality of carbon fibers 21 in a bundle, a protruding structure 30 is formed in the carbon fiber layers 10 and between the adjacent carbon fiber layers 10, the protruding structure 30 extends along the stacking direction X, the protruding structure 30 comprises a breaking protruding structure 31 and a continuous extending protruding structure 32, wherein a part of the carbon fibers 21 is partially broken to form the breaking protruding structure 31 extending along the stacking direction X, a part of the carbon fibers 21 extends partially along the stacking direction X to form the continuous extending protruding structure 32, an adhesive is uniformly impregnated between the carbon fibers 21, and a part of the protruding structure 30 penetrates through the carbon fiber bundle 20 of the carbon fiber layer 10 at the bottommost layer, and the protruding structure 30 of the carbon fiber bundle 20 penetrating through the carbon fiber layer 10 is provided for being combined with the adhesive 40.
Specifically, referring to fig. 2, the composite stacking material 90 is formed by stacking the carbon fiber layers 10 along the stacking direction X, and then pricking the carbon fiber layers 10 back and forth with a needle 50, wherein the needle 50 has a hook 51, and the pricking depth of the needle 50 can be controlled during the pricking process;
in the present embodiment, the needle body 50 is controlled to penetrate the carbon fiber bundles 20 of the adjacent carbon fiber layers 10 from the carbon fiber bundles 20 of the uppermost carbon fiber layer 10 to control the end of the penetration path to penetrate the lowermost carbon fiber layer 10, thereby being combined with the adhesive 40;
the composite stack material 90 is formed with different numbers and density distributions of the protruding structures 30 by varying the number and density of the needle punching to meet the requirements of different materials.
The present invention further provides a method for repairing an object with a composite stack material, as shown in fig. 5 and 6:
a step A of measuring information, which is to measure the size and shape of the position of the required repairing part of an object 60 to be repaired, wherein the object 60 can be a bridge pier or a bridge floor;
providing a composite stack material step B, providing a composite stack material 90 with a protruding structure 30, wherein the composite stack material 90 is formed by stacking a plurality of carbon fiber layers 10, the carbon fiber layers 10 are respectively formed by interweaving a plurality of carbon fiber bundles 20, the carbon fiber bundles 20 are formed by arranging a plurality of carbon fibers 21 in bundles, the protruding structure 30 is formed in the carbon fiber layers 10 and between the adjacent carbon fiber layers 10, the protruding structure 30 extends along the stacking direction X, the protruding structure 30 comprises a broken protruding structure 31 and a continuous extending protruding structure 32, wherein part of the carbon fibers 21 are partially broken and formed into the broken protruding structure 31 extending along the stacking direction X, part of the carbon fibers 21 extend along the stacking direction X to form the continuous extending protruding structure 32, an adhesive is uniformly impregnated between the carbon fibers 21, and part of the protruding structure 30 penetrates out of the carbon fiber bundles 20 of the carbon fiber layers 10 at the bottom, the protruding structures 30 of the carbon fiber bundles 20 that pass out of the carbon fiber layer 10 are provided to be combined with the adhesive 40.
Step C, bonding the object and the composite stack material by using the adhesive, wherein the adhesive 40 containing the bridging agent is arranged between the object 60 and the composite stack material 90 for bonding; the bonding method of the present embodiment is to coat the adhesive 40 on the portion of the object 60 to be repaired, and then attach the side of the composite stack material 90 having the protruding structure 30 to the adhesive 40 to complete bonding;
and a formation step D of hardening and forming the composite stack material 90.
Of course, the formation step D may be performed after the composite stack material 90 is attached to the adhesive 40 in the above embodiment, or the composite stack material 90 may be formed separately and then attached to the adhesive 40 of the object 60.
As can be seen from the foregoing, the composite stack material 90 is mainly used to repair the object 60, and the composite stack material 90 has a better bonding strength due to the protruding structure 30, so that the object 60 can be restored to the original setting state after being repaired, and the protruding structure 30 penetrates through the carbon fiber layer 10 and is attached to the adhesive 40, so that the composite stack material 90 and the object 60 can achieve the best bonding effect.
Claims (8)
1. A composite stack material comprising: the carbon fiber layers are respectively formed by interweaving a plurality of carbon fiber bundles, and the stacking direction of the carbon fiber layers is defined as the stacking direction; the carbon fiber bundle is formed by arranging a plurality of carbon fibers into a bundle, a protruding structure is formed in the carbon fiber layers and between the adjacent carbon fiber layers and extends along the stacking direction, the protruding structure comprises a broken protruding structure and a continuous extending protruding structure, part of the carbon fibers are partially broken and formed into the protruding structure extending along the stacking direction, part of the carbon fibers extend along the stacking direction to form the continuous extending protruding structure, and the carbon fibers are uniformly impregnated with an adhesive and combined with the object through the adhesive.
2. The composite stack material of claim 1, wherein the protruding structures extend through the carbon fiber bundles of the bottom-most carbon fiber layer, and the protruding structures of the carbon fiber bundles extending through the carbon fiber layer are bonded to the adhesive.
3. A method of repairing an object with a composite stack material, comprising:
measuring information, namely measuring the size and the shape of a part to be repaired of an object to be repaired;
providing a composite stack material, wherein the composite stack material is formed by stacking a plurality of carbon fiber layers, the carbon fiber layers are respectively formed by interweaving a plurality of carbon fiber bundles, protruding structures are formed in the carbon fiber layers and between the adjacent carbon fiber layers, the protruding structures extend along the stacking direction, and the carbon fibers are uniformly impregnated with an adhesive and are combined with the object through the adhesive;
bonding the object and the composite stack material by using the adhesive, wherein the adhesive containing the bridging agent is arranged between the object and the composite stack material for bonding; and a formation step, hardening and forming the composite stack material.
4. The method of claim 3, wherein the protruding structure extends through the carbon fiber bundles of the bottom-most carbon fiber layer, and the protruding structure of the carbon fiber bundles extending through the carbon fiber layers is adhered to the adhesive.
5. The method as claimed in claim 3, wherein the adhesive is applied to the object to be repaired and the composite stack material is attached to the adhesive and then cured.
6. The method of claim 3 wherein the adhesive is applied to the object to be repaired by forming the composite stack material separately and then attaching the composite stack material to the adhesive of the object.
7. A method of repairing an object according to claim 3 wherein the object is a pier or a bridge deck.
8. The method of claim 3 wherein the adhesive is applied to the object to be repaired by forming the composite stack material separately and then attaching the composite stack material to the adhesive of the object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010364213.8A CN111847980A (en) | 2020-04-30 | 2020-04-30 | Composite stack material for repairing object and repairing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010364213.8A CN111847980A (en) | 2020-04-30 | 2020-04-30 | Composite stack material for repairing object and repairing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111847980A true CN111847980A (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010364213.8A Withdrawn CN111847980A (en) | 2020-04-30 | 2020-04-30 | Composite stack material for repairing object and repairing method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN111847980A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201404976A (en) * | 2012-07-30 | 2014-02-01 | Ching-Long Ong | Method for repairing traffic equipments by using composite laminated material with a Z-axis structure and the composite laminated material structure thereof |
| CN103572709A (en) * | 2012-07-31 | 2014-02-12 | 翁庆隆 | Method of using laminated composite material to repair transportation facilities and laminated composite material structure |
| TW201410502A (en) * | 2012-09-10 | 2014-03-16 | Ching-Long Ong | Method for manufacturing a composite wheel rim and the structure thereof |
-
2020
- 2020-04-30 CN CN202010364213.8A patent/CN111847980A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201404976A (en) * | 2012-07-30 | 2014-02-01 | Ching-Long Ong | Method for repairing traffic equipments by using composite laminated material with a Z-axis structure and the composite laminated material structure thereof |
| CN103572709A (en) * | 2012-07-31 | 2014-02-12 | 翁庆隆 | Method of using laminated composite material to repair transportation facilities and laminated composite material structure |
| TW201410502A (en) * | 2012-09-10 | 2014-03-16 | Ching-Long Ong | Method for manufacturing a composite wheel rim and the structure thereof |
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Application publication date: 20201030 |