CN213330144U - Hollow floor glues carbon fiber board reinforced structure - Google Patents
Hollow floor glues carbon fiber board reinforced structure Download PDFInfo
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- CN213330144U CN213330144U CN202021991995.XU CN202021991995U CN213330144U CN 213330144 U CN213330144 U CN 213330144U CN 202021991995 U CN202021991995 U CN 202021991995U CN 213330144 U CN213330144 U CN 213330144U
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- Prior art keywords
- hollow
- carbon fiber
- plate body
- cloth
- slab
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 49
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 49
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 239000003292 glue Substances 0.000 title claims abstract description 11
- 239000004744 fabric Substances 0.000 claims abstract description 57
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 43
- 239000010959 steel Substances 0.000 claims abstract description 43
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 28
- 238000003825 pressing Methods 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011513 prestressed concrete Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000003733 fiber-reinforced composite Substances 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model relates to a hollow floor glues carbon fiber plate reinforced structure relates to the hollow floor field, and it includes hollow core plate body, follows the carbon cloth that hollow core plate body length direction laid, the basal surface of hollow core plate body is fixed to be equipped with and is used for compressing tightly the many steel layering that are fixed in hollow core plate body bottom with carbon cloth, many the length direction of steel layering is perpendicular with the length direction of hollow core plate body. The installation of carbon fiber cloth is fixed more firmly, stable in this application, and carbon fiber cloth is difficult for breaking away from the hollow plate body.
Description
Technical Field
The application relates to the field of hollow floorslabs, in particular to a reinforcing structure for a carbon fiber plate glued on a hollow floorslab.
Background
The prestressed concrete hollow slab is widely popularized and applied in China, and a large number of brick-concrete structure houses and farmer self-built houses adopt prefabricated hollow slab floors. And as the use function is changed or the use load is increased, the safety reserve is obviously reduced, so that the bearing capacity needs to be improved through reasonable repair and reinforcement technology, and the normal use function and the use safety need to be recovered.
At present, the reinforcing technology of pasting fiber reinforced composite materials is widely applied to engineering structure reinforcement, the carbon fiber cloth is pasted to reinforce the prestressed concrete hollow slab in the traditional method, the surface pasting has a certain reinforcing effect, but the carbon fiber cloth pasted on the surface layer has a short holding period and is easy to degum or damage.
SUMMERY OF THE UTILITY MODEL
The application provides a hollow floor glues carbon fiber board reinforced structure, and carbon fiber cloth's installation is fixed more firmly, stable, and carbon fiber cloth is difficult for breaking away from hollow plate body.
The application provides a pair of hollow floor glues carbon fiber plate reinforced structure adopts following technical scheme:
the utility model provides a hollow floor glues carbon fiber plate reinforced structure, includes hollow core plate body, follows the carbon cloth that hollow core plate body length direction laid, the basal surface of hollow core plate body is fixed to be equipped with and is used for compressing tightly the many steel layering that are fixed in hollow core plate body bottom with carbon cloth, many the length direction of steel layering is perpendicular with the length direction of hollow core plate body.
By adopting the technical scheme, the carbon fiber cloth has high strength and good effect, the corrosion resistance and the durability of the hollow slab body are greatly improved by laying the carbon fiber cloth at the bottom of the hollow slab body, the self weight of the carbon fiber cloth is light, the structure dead weight and the section size are not basically increased, the flexibility is good, the cutting is easy, the application range is wide, the construction is simple and convenient (large construction machinery and turnover materials are not needed), the operation is easy, the economy is good, and the construction period is short; the steel layering that increases has restricted carbon cloth's moving range in addition, with carbon cloth firmly be fixed in hollow plate body bottom, only compare and be fixed in hollow plate body bottom through glue with carbon cloth bonding, the installation of carbon cloth is fixed more firmly, stable in this scheme, and carbon cloth is difficult for breaking away from hollow plate body.
Preferably, the carbon fiber lines are arranged on the bottom surface of the hollow plate body at a plurality of equal intervals.
Through adopting above-mentioned technical scheme, the carbon cloth of laying at the interval makes hollow slab body bending resistance, shear bearing capacity reinforcing, reaches the purpose of consolidating, reinforcing the building, and the interval is laid simultaneously and is compared full spread save material, reduces construction cost.
Preferably, the carbon fibers are fully paved on the bottom surface of the hollow slab body.
By adopting the technical scheme, the carbon fiber cloth is fully paved on the bottom surface of the hollow plate body, so that the whole bending resistance and shearing resistance bearing capacity of the hollow plate body is stronger, and the aims of reinforcing and strengthening the building are fulfilled.
Preferably, the carbon fiber sheet is provided with two or three layers.
Through adopting above-mentioned technical scheme, the carbon cloth that the multilayer stack was used is difficult to be broken by the stretch, and then can stabilize and play the reinforcement effect to the hollow plate body.
Preferably, be equipped with the chemistry crab-bolt between steel layering, carbon cloth, the hollow plate body, the one end of chemistry crab-bolt runs through steel layering, carbon cloth and extends to this internally of hollow plate.
Through adopting above-mentioned technical scheme, further having consolidated being connected between steel layering, carbon cloth and the hollow plate body through the chemical crab-bolt, carbon cloth is difficult for breaking away from the hollow plate body.
Preferably, both ends of the steel pressing strip are bent upwards and extend to the top of the hollow slab body, and the steel pressing strip is partially attached to the upper surface of the hollow slab body.
Through adopting above-mentioned technical scheme, steel layering both ends are buckled the back and are cramped the hollow plate body, and the installation of steel layering is more firm, stable, and then can be stably be fixed in hollow plate body bottom with carbon cloth.
Preferably, the two sides and the upper surface of the hollow plate body are provided with grooves corresponding to the steel pressing strips, and the steel pressing strips are partially embedded in the grooves.
Through adopting above-mentioned technical scheme, in the recess was located to the steel layering inlays, and hollow plate body both sides and upper surface are more level and smooth, and the concatenation of the polylith hollow plate body of being convenient for reduces the clearance between two adjacent hollow plate bodies.
Preferably, a plurality of holes distributed along the length direction of the hollow plate body are formed in the hollow plate body, and the holes are distributed at intervals.
Through adopting above-mentioned technical scheme, the hole of seting up has reduced the dead weight of monoblock hollow slab body, and the transportation of being convenient for is convenient for install.
Preferably, a plurality of holes communicated with the holes are formed in the top of the hollow slab body, and grouting materials are filled in the holes of the hollow slab body.
By adopting the technical scheme, the grouting material is poured into the holes from the opened holes, the number of the opened holes is large, compared with the mode that the grouting material is directly poured from the end parts of the holes, the efficiency is higher, the situation that the middle parts of the holes are not filled fully is not easy to occur, the holes are filled in sections, and the filling is fuller and more full; the grouting material of filling can strengthen the structural strength of whole hollow slab body in addition.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the carbon fiber cloth is more firmly and stably installed and fixed, and the carbon fiber cloth is not easy to separate from the hollow plate body;
2. the hollow plate body is hooped after the two ends of the steel pressing strips are bent, the steel pressing strips are firmly and stably installed, and then the carbon fiber cloth can be stably fixed to the bottom of the hollow plate body.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present application.
Fig. 2 is a bottom view of the present application.
Fig. 3 is a schematic structural diagram of embodiment 2 of the present application.
Reference numerals: 1. a hollow slab body; 11. a groove; 12. a hole; 13. a hole; 14. grouting material; 2. carbon fiber cloth; 3. pressing steel strips; 4. a chemical anchor.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
Example 1
Referring to fig. 1 and fig. 2, a hollow floor glues carbon fiber plate reinforced structure, including hollow plate body 1, follow double-deck carbon cloth 2 that hollow plate body 1 length direction laid, in other embodiments carbon cloth 2 can also set up to the three-layer, carbon cloth 2 is provided with polylith and equidistant cloth and locates hollow plate body 1's basal surface, carbon cloth 2 bonds through glue and is fixed in hollow plate body 1's lower surface, the basal surface of hollow plate body 1 is fixed to be equipped with and is used for compressing tightly carbon cloth 2 and is fixed in many steel layering 3 of hollow plate body 1 bottom, many steel layering 3's length direction is perpendicular with hollow plate body 1's length direction, steel layering 3 passes through chemical anchor bolt 4 fixed mounting in hollow plate body 1 bottom, chemical anchor bolt 4's one end runs through steel layering 3, carbon cloth 2 extends in hollow plate body 1.
The corrosion resistance and the durability of the hollow plate body 1 are improved through the carbon fiber cloth 2; in addition, the moving range of the carbon fiber cloth 2 is limited by the added steel pressing strips 3, the carbon fiber cloth 2 is firmly fixed at the bottom of the hollow slab body 1, the carbon fiber cloth 2 is more firmly and stably installed and fixed, and the carbon fiber cloth 2 is not easy to separate from the hollow slab body 1.
The both ends of steel layering 3 are upwards buckled and are extended to hollow plate body 1 top, and the upper surface of hollow plate body 1 is laminated to steel layering 3 part, and recess 11 that corresponds with steel layering 3 is all seted up to hollow plate body 1's both sides and upper surface, and steel layering 3 part inlays locates in recess 11.
The hollow plate body 1 is hooped after the two ends of the steel pressing strips 3 are bent, the steel pressing strips 3 are firmly and stably installed, and the carbon fiber cloth 2 can be stably fixed at the bottom of the hollow plate body 1; in the recess 11 was located to the part of 3 back portions of buckling of steel layering, hollow plate body 1 both sides and upper surface are more level and more smooth, and the concatenation of the hollow plate body 1 of polylith of being convenient for reduces the clearance between two adjacent hollow plate bodies 1.
The hollow core plate body 1 is internally provided with a plurality of holes 12 arranged along the length direction of the hollow core plate body, the holes 12 are arranged at intervals, the top of the hollow core plate body 1 is provided with a plurality of holes 13 communicated with the holes 12, and the hollow core plate body 1 is filled with grouting material 14 from the holes 13 to the holes 12.
The dead weight of the whole hollow slab body 1 is reduced by the arranged holes 12, the hollow slab is convenient to transport and install, grouting materials 14 are poured into the holes 12 from the arranged holes 13, the number of the arranged holes 13 is more, compared with the mode that the grouting materials are directly poured from the end parts of the holes 12, the efficiency is higher, the situation that the middle parts of the holes 12 are not fully filled is not easy to occur, the holes 12 are filled in sections, and the filling is fuller and more solid; the additional filling of grout 14 can reinforce the structural strength of the entire hollow core slab body 1.
The implementation principle of the embodiment 1 is as follows: the bottom surface at hollow plate body 1 bonds fixed many double-deck carbon fiber cloth 2 through glue, then through chemical crab-bolt 4 with 3 fixed mounting of steel layering in hollow plate body 1 bottom, steel layering 3 further compresses tightly carbon fiber cloth 2 and is fixed in hollow plate body 1 bottom, upwards buckle extension to hollow plate body 1 top with the both ends of steel layering 3 again, steel layering 3 part inlays and locates in recess 11 that hollow plate body 1 both sides and top were seted up, 3 crooked backs of steel layering cramp hollow plate body 1.
Example 2
Referring to fig. 3, a hollow floor slab reinforced structure with a carbon fiber plate adhered thereto is different from embodiment 1 in that: carbon cloth 2 full pavement in the basal surface of hollow plate body 1, carbon cloth 2 sets up to bilayer structure, and carbon cloth 2 can also set up to the three-layer in other embodiments, and carbon cloth 2 passes through the glue bonding to be fixed in the lower surface of hollow plate body 1. The carbon fiber cloth 2 fully paved on the bottom surface of the hollow plate body 1 enables the whole body of the hollow plate body 1 to have stronger bending resistance and shearing resistance bearing capacity, thereby achieving the purposes of reinforcing and strengthening buildings.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a hollow floor glues carbon fiber plate reinforced structure which characterized in that: the carbon fiber cloth (2) laid along the length direction of the hollow slab body (1) is fixedly arranged on the bottom surface of the hollow slab body (1), a plurality of steel pressing strips (3) used for pressing and fixing the carbon fiber cloth (2) at the bottom of the hollow slab body (1) are fixedly arranged on the bottom surface of the hollow slab body (1), and the length direction of the steel pressing strips (3) is perpendicular to the length direction of the hollow slab body (1).
2. The hollow floor slab bonding carbon fiber plate reinforcing structure according to claim 1, characterized in that: the carbon fiber cloth (2) is provided with a plurality of blocks which are distributed on the bottom surface of the hollow plate body (1) at equal intervals.
3. The hollow floor slab bonding carbon fiber plate reinforcing structure according to claim 1, characterized in that: the carbon fiber cloth (2) is fully paved on the bottom surface of the hollow slab body (1).
4. The hollow floor slab bonded carbon fiber plate reinforcing structure according to claim 2 or 3, wherein: the carbon fiber cloth (2) is provided with two layers or three layers.
5. The hollow floor slab bonding carbon fiber plate reinforcing structure according to claim 4, wherein: be equipped with chemical crab-bolt (4) between steel layering (3), carbon cloth (2), hollow plate body (1), the one end of chemical crab-bolt (4) runs through in steel layering (3), carbon cloth (2) and extend hollow plate body (1).
6. The hollow floor slab bonding carbon fiber plate reinforcing structure according to claim 5, wherein: the steel layering (3) both ends are upwards buckled and are extended to hollow plate body (1) top, the upper surface of hollow plate body (1) is laminated to steel layering (3) part.
7. The hollow floor slab bonding carbon fiber plate reinforcing structure according to claim 6, wherein: the hollow slab is characterized in that grooves (11) corresponding to the steel pressing strips (3) are formed in the two sides and the upper surface of the hollow slab body (1), and the steel pressing strips (3) are partially embedded in the grooves (11).
8. The hollow floor slab bonding carbon fiber plate reinforcing structure according to claim 1, characterized in that: a plurality of holes (12) distributed along the length direction of the hollow plate body are formed in the hollow plate body (1), and the holes (12) are distributed at intervals.
9. The hollow floor slab bonding carbon fiber plate reinforcing structure according to claim 8, wherein: a plurality of holes (13) communicated with the holes (12) are formed in the top of the hollow slab body (1), and grouting materials (14) are filled in the holes (12) of the hollow slab body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021991995.XU CN213330144U (en) | 2020-09-14 | 2020-09-14 | Hollow floor glues carbon fiber board reinforced structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021991995.XU CN213330144U (en) | 2020-09-14 | 2020-09-14 | Hollow floor glues carbon fiber board reinforced structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213330144U true CN213330144U (en) | 2021-06-01 |
Family
ID=76062323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021991995.XU Expired - Fee Related CN213330144U (en) | 2020-09-14 | 2020-09-14 | Hollow floor glues carbon fiber board reinforced structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213330144U (en) |
-
2020
- 2020-09-14 CN CN202021991995.XU patent/CN213330144U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210601 |