CN106168016A - Floorings ruggedized construction and floorings reinforcement means - Google Patents
Floorings ruggedized construction and floorings reinforcement means Download PDFInfo
- Publication number
- CN106168016A CN106168016A CN201610759806.8A CN201610759806A CN106168016A CN 106168016 A CN106168016 A CN 106168016A CN 201610759806 A CN201610759806 A CN 201610759806A CN 106168016 A CN106168016 A CN 106168016A
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- China
- Prior art keywords
- floorings
- hole
- reinforcing
- frp muscle
- reinforcement means
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Classifications
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- 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
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The floorings reinforcement means that the present invention provides, comprises the following steps: drill process: be drilled with reinforcing hole at floorings end face and/or bottom surface；Filler step: insert anchoring adhesive in described reinforcing hole；Cloth muscle step: FRP muscle is inserted in reinforcing hole.Compared to surface mount method of the prior art; FRP muscle injection in this reinforcement means is reinforced in hole; therefore suffer from protection and the constraint of bridge deck concrete structure; affected substantially without by external environment; thus improve the adhesive property of FRP muscle and concrete, and efficiently avoid the bond damage caused due to edge concrete cracking；Compared to Strengthened With Near Surface Mounted method of the prior art, the present invention does not implements on the top layer of concrete, but by concrete drill hole, then the reinforcing hole that FRP muscle injection is bored, thus avoid concrete cover is caused damage.
Description
Technical field
The present invention relates to Technology Bridge Strengthening, be specifically related to a kind of floorings ruggedized construction and a kind of floorings reinforcing side
Method.
Background technology
Along with the fast development of China's economy and increasing sharply of volume of transport, the bridge floor of a large amount of Reinforced Concrete Bridge
Plate structure causes part-structure serious aging owing to the use time is longer, load level improves constantly, thus causes carrying energy
Power constantly declines, and there is the most serious potential safety hazard.Therefore need this type of deck structrue is reinforced.But, at present
Reinforcing to deck structrue operates main based on anti-bend reinforced, it addition, part described deck structrue initial designs is to cutting
Power estimates deficiency, therefore needs emphasis that the deck structrue of this part is carried out Shear Strengthening.
In prior art, reinforce operation main use surface mount method and Strengthened With Near Surface Mounted method.Even if wherein surface mount method
With binding agent, FRP material (sheet material, sheet material, cloth etc.) being pasted onto component surface, its shortcoming is the bonding of FRP material and concrete
More weak, surface processes complexity, and is vulnerable to influence of fire or artificial destruction；Strengthened With Near Surface Mounted method i.e. embeds after component surface is slotted
FRP plate material or FRP muscle then pour into binding agent, and its major defect is that concrete cover can be caused to a certain degree by surface fluting
Damage, and the protective effect of FRP muscle also exists the most obvious due to its relatively low tensile strength by Member Lip concrete
Not enough.
The surface of structure all can only be reinforced, suffered by the different parts of deck structrue by above reinforcement means
Shearing force direction is different, only reinforces on the surface of structure, it is difficult to improve the shear-carrying capacity of structure targetedly.
Summary of the invention
It is an object of the invention to for the deficiencies in the prior art, it is provided that a kind of floorings ruggedized construction and a kind of floorings add
Solid method, it can improve the shear-carrying capacity of deck structrue.
The floorings ruggedized construction that the present invention provides, is positioned at the reinforcing hole of floorings end face and/or bottom surface including opening,
Axially intersecting with the axial of floorings of described reinforcing hole, being provided with FRP muscle in described reinforcing hole, described FRP muscle passes through
Anchoring adhesive is bonding with the inwall reinforcing hole.
Specifically, described reinforcing hole is arranged relative to the planar tilt at floorings place.
Specifically, described reinforcing hole is 45 ° relative to the angle of inclination of the plane at floorings place.
Specifically, the cross-sectional area of described FRP muscle is the 1/6-1/2 of described reinforcing hole cross-sectional area.
Specifically, the opening of described reinforcing hole is positioned at floorings end face, reinforces the bottom surface with floorings at the bottom of the hole of hole
Between retain have supporting part.
The floorings reinforcement means that the present invention provides, comprises the following steps:
Drill process: be drilled with reinforcing hole at floorings end face and/or bottom surface；
Filler step: insert anchoring adhesive in described reinforcing hole；
Cloth muscle step: FRP muscle is inserted in reinforcing hole.
Specifically, also include calculating step: according to inside reinforcing bar distribution situation and the bridge to be reinforced of floorings to be reinforced
The concrete strength of panel, depth information, estimate the diameter of FRP muscle, the spacing that need to use and reinforce angle；And according to institute
The diameter of FRP muscle, spacing and the reinforcing angle that obtain determine bore diameter, the spacing of wells and bore angle respectively.
Specifically, also including cleaning: after boring, cleaning is bored the inwall reinforcing hole, removes and reinforces hole sidewalls
The concrete fragment of upper residual also makes it keep dry.
Specifically, the cross-sectional area of FRP muscle is the 1/6-1/2 of described reinforcing hole cross-sectional area.
Wherein, in drill process, using rig to hole, described rig includes for being fixed to floorings
Fixed plate, described fixed plate is provided with hang plate, and the adjustable angle between described hang plate and floorings place plane is described
Hang plate is provided with boring machine, and the drill bit of boring machine is towards floorings.
Specifically, described hang plate is provided with slide rail, and described boring machine is arranged at described slide rail and can slide along described slide rail
Dynamic.
Specifically, described rig is provided with locking piece, and hang plate can be fixed on fixed plate by locking piece.
Compared with prior art, the invention has the beneficial effects as follows:
The floorings ruggedized construction that the present invention provides, is positioned at the reinforcing hole of floorings end face and/or bottom surface including opening, described
Reinforcing axially intersecting with the axial of floorings of hole, be provided with FRP muscle in described reinforcing hole, described FRP muscle passes through bar planting
Glue is bonding with the inwall reinforcing hole.FRP muscle injection in this structure, in deck structrue, compared to prior art, can carry
Shear-carrying capacity within high deck structrue, thus the overall shear behavior improving deck structrue.It addition, FRP muscle is subject to
The protection of xoncrete structure and constraint, affected substantially without by external environment, thus improves the viscous of FRP muscle and concrete
Knot performance, and efficiently avoid the bond damage caused due to edge concrete cracking；Hole is reinforced in FRP muscle injection
In, thus avoid concrete cover is caused damage.
The floorings reinforcement means that the present invention provides, comprises the following steps:
Drill process: be drilled with reinforcing hole at floorings end face and/or bottom surface；
Filler step: insert anchoring adhesive in described reinforcing hole；
Cloth muscle step: FRP muscle is inserted in reinforcing hole.
Compared to surface mount method of the prior art, the FRP muscle injection in this reinforcement means is reinforced in hole, is therefore subject to
To protection and the constraint of bridge deck concrete structure, affected substantially without by external environment, thus improve FRP muscle with mixed
The adhesive property of solidifying soil, and efficiently avoid the bond damage caused due to edge concrete cracking；Compared to existing
Strengthened With Near Surface Mounted method in technology, the present invention does not implements on the top layer of concrete, but by concrete drill hole, then by FRP muscle
In the reinforcing hole that injection is bored, thus avoid concrete cover is caused damage.
Accompanying drawing explanation
Fig. 1 is that floorings are being drilled with the sectional view after reinforcing hole；
Fig. 2 is floorings sectional views after injection FRP muscle；
Fig. 3 is floorings sectional views after injection FRP muscle, and this view is with the cross section of FRP muscle as cutting plane；
Fig. 4 is the side view of drilling equipment；
Fig. 5 is the axonometric chart of drilling equipment.
Description of reference numerals:
1. reinforce hole, 11. supporting parts,
2. FRP muscle, 3. fixed plate,
4. hang plate, 41. slide rails,
5. retainer, floorings the most to be processed,
71. movable clamps, 72. electric boring machines.
Detailed description of the invention
The invention will be further described with the following Examples.
See Fig. 1, the floorings ruggedized construction that the present embodiment provides, the reinforcing hole 1 of floorings end face it is positioned at including opening.
Reinforce at the bottom of the hole of hole 1 and retain between the bottom surface of floorings and have supporting part 11.
Reinforce axially intersecting of hole 1 with the axial of floorings, it is preferable that reinforce the flat of the relative floorings place of hole 1
The angle of inclination in face is 45 °.
Seeing Fig. 2, reinforce and be provided with FRP muscle 2 in hole 1, FRP muscle 2 is bonding with the inwall reinforcing hole 1 by anchoring adhesive.
The cross-sectional area of FRP muscle 2 is that the 1/3(reinforcing hole 1 cross-sectional area sees Fig. 3).
The floorings reinforcement means that the present embodiment provides, comprises the following steps:
Measuring and calculating step: according to the inside reinforcing bar distribution situation of floorings to be reinforced and the concrete strength of floorings to be reinforced,
Depth information, estimates the diameter of FRP muscle 2, the spacing that need to use and reinforces angle；And according to the diameter of the FRP muscle 2 of gained,
Spacing and reinforcing angle determine bore diameter, the spacing of wells and bore angle respectively.
Drill process: be drilled with reinforcing hole 1(at floorings end face and/or bottom surface and see Fig. 1)；
Cleaning: cleaning is bored the inwall reinforcing hole 1, removes and reinforces the concrete fragment of residual on hole 1 sidewall and make
It keeps being dried；
Filler step: insert anchoring adhesive in reinforcing hole 1；
Cloth muscle step: FRP muscle 2 is inserted in reinforcing hole 1, and keep FRP muscle 2 to be positioned at the middle position (ginseng boring reinforcing hole 1
See Fig. 2).Wherein, the cross-sectional area of FRP muscle 2 is that the 1/3(reinforcing hole 1 cross-sectional area sees Fig. 3).
The drilling equipment arrived used in above-mentioned drill process as shown in Figure 4, including fixed plate 3, hang plate 4, retainer
5.Fixed plate 3 can be fixed on floorings 6 surface to be processed.The lower end of hang plate 4 is hinged with the right-hand member of fixed plate 3.Hang plate 4 energy
Opposing fixed plate 3 rotates, thus regulates the angle between hang plate 4 and fixed plate 3.When in hang plate 4 regulation to measuring and calculating step
Described bore angle, is fixed in retainer 5 between fixed plate 3 and the respective free end of hang plate 4, so that hang plate 4
Described bore angle is kept with fixed plate 3.
Drilling equipment includes movable clamp 71 and electric boring machine 72, and movable clamp 71 clamps electric boring machine 72, electronic
The drill bit of boring machine 72 is down.Hang plate 4 is provided with slide rail 41(along its length direction and sees Fig. 5), movable clamp 71 is provided with slide block
(not shown), slide rail 41 is connected with slide block, makes movable clamp 71 can slide along the length direction of hang plate 4, it is achieved boring.
The floorings reinforcement means that the present embodiment provides, compared to surface mount method of the prior art, FRP muscle 2 is subject to
The protection of bridge deck concrete structure and constraint, affected substantially without by external environment, thus improves FRP muscle 2 with mixed
The adhesive property of solidifying soil, and efficiently avoid the bond damage caused due to edge concrete cracking；Compared to existing
Strengthened With Near Surface Mounted method in technology, the present invention does not implements on the top layer of concrete, but by concrete drill hole, then by FRP muscle 2
In the reinforcing hole 1 that injection is bored, thus avoid concrete cover is caused damage.
The floorings reinforcement means that the present embodiment provides can determine bore angle according to real load situation, makes injection add
Gu the FRP muscle 2 in hole 1 is in most suitable position, thus improves the shear-carrying capacity of xoncrete structure targetedly.
Additionally, the floorings reinforcement means that the present embodiment provides also has following technical effect that
Owing to, in FRP muscle 2 penetration concrete structure, it can effectively bear the shearing force in structure such that it is able to improve structure
Shear-carrying capacity.This characteristic enables the invention to apply the reinforcing operation at concrete wide-flat beam or floorings；
Due to the protective effect by concrete, penetration type FRP muscle 2 is less by external environment influence, effectively prevent fire shadow
Ring and artificial destruction, make the present invention that the suitability of complex environment to have been had compared to existing reinforcement means and increase substantially；
The present invention constructs simply, both can hole from floorings top, it is also possible to from floorings bottom hole, construction flexibly and is executed
The work cycle is short, substantially without the normal use affecting floorings.It addition, present invention, avoiding the facing operation of complexity, make
Construct the easiest, be effectively shortened construction period, effectively reduce operating expenses simultaneously；
Last it should be noted that, above example is only in order to illustrate technical scheme, rather than the present invention is protected model
The restriction enclosed, although having made to explain to the present invention with reference to preferred embodiment, those of ordinary skill in the art should manage
Solve, the technical scheme of invention can be modified or equivalent, without deviating from essence and the model of technical solution of the present invention
Enclose.
Claims (12)
1. floorings ruggedized construction, it is characterised in that: include that opening is positioned at the reinforcing hole of floorings end face and/or bottom surface, institute
Stating and reinforce axially intersecting with the axial of floorings of hole, be provided with FRP muscle in described reinforcing hole, described FRP muscle is by planting
Muscle glue is bonding with the inwall reinforcing hole.
2. floorings ruggedized construction as claimed in claim 1, it is characterised in that: described reinforcing hole is relative to floorings place
Planar tilt is arranged.
3. floorings ruggedized construction as claimed in claim 1, it is characterised in that: described reinforcing hole is relative to floorings place
The angle of inclination of plane is 45 °.
4. floorings ruggedized construction as claimed in claim 1, it is characterised in that: the cross-sectional area of described FRP muscle be described in add
Gu the 1/6-1/2 that hole cross-sectional is long-pending.
5. floorings ruggedized construction as claimed in claim 1, it is characterised in that: the opening of described reinforcing hole is positioned at floorings
End face, reinforcing at the bottom of the hole of hole and retaining between the bottom surface of floorings has supporting part.
6. floorings reinforcement means, it is characterised in that: comprise the following steps:
Drill process: be drilled with reinforcing hole at floorings end face and/or bottom surface；
Filler step: insert anchoring adhesive in described reinforcing hole；
Cloth muscle step: FRP muscle is inserted in reinforcing hole.
7. floorings reinforcement means as claimed in claim 6, it is characterised in that also include calculating step: according to bridge to be reinforced
The inside reinforcing bar distribution situation of panel and the concrete strength of floorings to be reinforced, depth information, estimate the FRP muscle that need to use
Diameter, spacing and reinforce angle；And determine that boring is straight respectively according to the diameter of FRP muscle, spacing and the reinforcing angle of gained
Footpath, the spacing of wells and bore angle.
8. floorings reinforcement means as claimed in claim 6, it is characterised in that also include cleaning: after boring, clean institute
Bore the inwall reinforcing hole, remove and reinforce the concrete fragment of residual on hole sidewalls and make it keep dry.
Floorings reinforcement means the most according to claim 6, it is characterised in that: the cross-sectional area of FRP muscle is described reinforcing
The 1/6-1/2 that hole cross-sectional is long-pending.
Floorings reinforcement means the most according to claim 6, it is characterised in that: in drill process, use rig to enter
Row boring, described rig includes the fixed plate for being fixed to floorings, and described fixed plate is provided with hang plate, described in incline
Adjustable angle between swash plate and floorings place plane, described hang plate is provided with boring machine, and the drill bit of boring machine is towards bridge
Panel.
11. floorings reinforcement means according to claim 10, it is characterised in that: described hang plate is provided with slide rail, institute
State boring machine be arranged at described slide rail and can slide along described slide rail.
12. floorings reinforcement means according to claim 10, it is characterised in that: described rig is provided with locking piece,
Hang plate can be fixed on fixed plate by locking piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610759806.8A CN106168016A (en) | 2016-08-30 | 2016-08-30 | Floorings ruggedized construction and floorings reinforcement means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610759806.8A CN106168016A (en) | 2016-08-30 | 2016-08-30 | Floorings ruggedized construction and floorings reinforcement means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106168016A true CN106168016A (en) | 2016-11-30 |
Family
ID=57376639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610759806.8A Pending CN106168016A (en) | 2016-08-30 | 2016-08-30 | Floorings ruggedized construction and floorings reinforcement means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106168016A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142852A (en) * | 2017-06-21 | 2017-09-08 | 渠承明 | Bridge guardrail steel planting structure and its construction method |
| CN113356086A (en) * | 2021-05-10 | 2021-09-07 | 东莞理工学院 | Reinforcing method for conveniently and effectively improving shear bearing capacity of bridge deck |
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|---|---|---|---|---|
| JP3500821B2 (en) * | 1995-12-25 | 2004-02-23 | 三菱化学株式会社 | Method and structure for reinforcing concrete structure |
| CN1851202A (en) * | 2006-05-26 | 2006-10-25 | 上海大学 | Steel reinforced concrete rectangular column reinforcing method |
| CN203200948U (en) * | 2013-04-18 | 2013-09-18 | 湖南农业大学 | Masonry earthquake resistant wall reinforced by embedding FRP battens |
| CN103452331A (en) * | 2013-09-02 | 2013-12-18 | 辽宁工业大学 | Shear strengthening method of concrete beam |
| WO2014058669A2 (en) * | 2012-10-09 | 2014-04-17 | Milliken & Company | Fiber reinforced polymer strengthening system |
| CN104451010A (en) * | 2014-12-08 | 2015-03-25 | 中冶南方工程技术有限公司 | Precise drill positioning mechanism and using method thereof |
| CN204876619U (en) * | 2015-05-22 | 2015-12-16 | 辽宁工业大学 | FRP combination is shear and is consolidated damaged reinforced concrete roof beam |
| CN105431601A (en) * | 2013-06-06 | 2016-03-23 | Sika技术股份公司 | Arrangement and method for reinforcing supporting structures |
| CN206090333U (en) * | 2016-08-30 | 2017-04-12 | 东莞理工学院 | Decking reinforced structure |
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2016
- 2016-08-30 CN CN201610759806.8A patent/CN106168016A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3500821B2 (en) * | 1995-12-25 | 2004-02-23 | 三菱化学株式会社 | Method and structure for reinforcing concrete structure |
| CN1851202A (en) * | 2006-05-26 | 2006-10-25 | 上海大学 | Steel reinforced concrete rectangular column reinforcing method |
| WO2014058669A2 (en) * | 2012-10-09 | 2014-04-17 | Milliken & Company | Fiber reinforced polymer strengthening system |
| CN203200948U (en) * | 2013-04-18 | 2013-09-18 | 湖南农业大学 | Masonry earthquake resistant wall reinforced by embedding FRP battens |
| CN105431601A (en) * | 2013-06-06 | 2016-03-23 | Sika技术股份公司 | Arrangement and method for reinforcing supporting structures |
| CN103452331A (en) * | 2013-09-02 | 2013-12-18 | 辽宁工业大学 | Shear strengthening method of concrete beam |
| CN104451010A (en) * | 2014-12-08 | 2015-03-25 | 中冶南方工程技术有限公司 | Precise drill positioning mechanism and using method thereof |
| CN204876619U (en) * | 2015-05-22 | 2015-12-16 | 辽宁工业大学 | FRP combination is shear and is consolidated damaged reinforced concrete roof beam |
| CN206090333U (en) * | 2016-08-30 | 2017-04-12 | 东莞理工学院 | Decking reinforced structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142852A (en) * | 2017-06-21 | 2017-09-08 | 渠承明 | Bridge guardrail steel planting structure and its construction method |
| CN107142852B (en) * | 2017-06-21 | 2019-07-30 | 陕西专壹知识产权运营有限公司 | Bridge guardrail steel planting structure and its construction method |
| CN113356086A (en) * | 2021-05-10 | 2021-09-07 | 东莞理工学院 | Reinforcing method for conveniently and effectively improving shear bearing capacity of bridge deck |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161130 |
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