CN205975361U - FRP cable ground tackle - Google Patents
FRP cable ground tackle Download PDFInfo
- Publication number
- CN205975361U CN205975361U CN201620970513.XU CN201620970513U CN205975361U CN 205975361 U CN205975361 U CN 205975361U CN 201620970513 U CN201620970513 U CN 201620970513U CN 205975361 U CN205975361 U CN 205975361U
- Authority
- CN
- China
- Prior art keywords
- protection cylinder
- inhaul cable
- anchor
- anchor slab
- frp
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 239000011230 binding agent Substances 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 40
- 229910052799 carbon Inorganic materials 0.000 claims description 40
- 239000000835 fiber Substances 0.000 claims description 39
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000005728 strengthening Methods 0.000 claims description 5
- 210000003205 muscle Anatomy 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 abstract description 6
- 239000004917 carbon fiber Substances 0.000 abstract description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 6
- 238000012856 packing Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 7
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 7
- 241001330002 Bambuseae Species 0.000 abstract 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 7
- 239000011425 bamboo Substances 0.000 abstract 7
- 210000002435 tendon Anatomy 0.000 abstract 4
- 230000000694 effects Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000011151 fibre-reinforced plastic Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a FRP cable ground tackle for FRP cable on the anchor bridge, the FRP cable includes: one or many carbon fiber tendon and set up the steel wire in carbon fiber tendon along carbon fiber tendon length direction include: the anchor slab is equipped with the one or more anchor eye on the anchor slab, a protection section of thick bamboo is equipped with the cylinder in bonding chamber in a protection section of thick bamboo is, the relative both sides of a protection section of thick bamboo are run through in the chamber that should bond, and this relative both sides are first opening side and second opening side respectively, and the first opening side and the anchor slab fixed connection of a protection section of thick bamboo just have the binder in the packing of bonding intracavity, carbon fiber tendon is fixed in one side of anchor slab, pass the anchor eye after, draw forth from the relative opposite side of anchor slab, introduce from the first opening side of a protection section of thick bamboo again, get into the bonding intracavity of a protection section of thick bamboo after, draw forth from the second opening side of a protection section of thick bamboo. The utility model relates to a FRP cable ground tackle is anchor FRP cable effectively, and the anchor efficiency factor is reliable.
Description
Technical field
This utility model is specifically related to a kind of FRP inhaul cable anchorage.
Background technology
For large span stayed-cable bridge, drag-line is vital stress load bearing component in its structural system.In its service phase
Interior, these parts are not only chronically at high-stress state, and endure the effect of severe Service Environment to the fullest extent so that fatigue, corrosion, or even lose
The phenomenons such as effect are very universal, thus having had a strong impact on the normal service ability of above-mentioned infrastructure, shorten service life, and by
This may bring serious direct and indirect economic loss, causes great social influence.Therefore, in order to extend the use of drag-line
Life-span is it is ensured that there is corrosion failure degree it is necessary to taking effective measures and reducing drag-line in the safety of drag-line.
For above-mentioned background and engineering demand, many scholars, with bridge cable class component for studying starting point, grind both at home and abroad
Studying carefully exploitation can be anti-corrosion, and FRP (Fiber Reinforced Polymer, the fiber-reinforced resin) drag-line that energy stress carries.
FRP inhaul cable, its while meeting engineering structure stress demand and bulk deformation requirement, compare traditional steel wire possess excellent as follows
Point：1. high-strength, tensile strength is 7-10 times of steel；2. lightweight, density is the 1/4 about of steel；3. decay resistance is fabulous,
Structure long service performance requirement can be met.Its energy effectively solving drag-line etching problem, but there is a key technical problem and need
Solve, that is, how anchorage effectively anchors FRP inhaul cable.
Because FRP inhaul cable shear behavior is poor, easily cut up destruction, be difficult to be anchored using traditional anchorage.Therefore,
Fundamentally solve the problems, such as anchorage anchoring FRP inhaul cable, will be significant to the development of FRP inhaul cable.
Therefore one kind can anchor FRP inhaul cable effectively, efficiency of anchorage reliable FRP inhaul cable anchorage urgently proposes.
Utility model content
It is difficult to the technical problem anchoring for lightweight, high-strength, corrosion resistant FRP inhaul cable, the utility model proposes a kind of FRP
Dragline anchorage, this anchorage can anchor FRP inhaul cable effectively, and efficiency of anchorage is reliable.
In order to achieve the above object, the technical solution of the utility model is as follows：
A kind of FRP inhaul cable anchorage, for the FRP inhaul cable on anchorage bridge, FRP inhaul cable includes：One or more carbon fiber
Muscle and be arranged at steel wire in carbon fibre bar along carbon fibre bar length direction, including：
Anchor slab, is provided with one or more anchor holes on anchor slab；
Protection cylinder, protection cylinder is the interior cylinder being provided with bonding chamber, and the opposite sides of protection cylinder is run through in this bonding chamber, and this is relatively
Both sides are respectively the first open side and the second open side, and the first open side of protection cylinder is fixedly connected with anchor slab, and in bonding chamber
Inside it is filled with binding agent；
Carbon fibre bar is fixed in the side of anchor slab, through after anchor hole, draws from the relative opposite side of anchor slab, then from protection cylinder
First open side introduce, enter protection cylinder bonding intracavity after, from protection cylinder second open side draw.
A kind of this utility model FRP inhaul cable anchorage can anchor the carbon fibre bar of embedded steel wire, efficiency of anchorage effectively
Reliable, solve corrosivity, the endurance issues of drag-line, improve the service life of drag-line, significantly reduce engineering cost, give
Society brings huge economic worth.
On the basis of technique scheme, also can do following improvement：
As preferred scheme, the diameter in the chamber that bonds gradually subtracts along the direction of the first open side to the second open side
Little.
Using above-mentioned preferred scheme, cone angle in formation after protecting the binding agent in cylinder to solidify, FRP inhaul cable bearing load
Afterwards, the interior cone angle in protection cylinder provides normal pressure back to FRP inhaul cable surface, so that frictional force is improved.
As preferred scheme, protect cylinder to be outward extended with extension along its length, extension is provided with and runs through
The cushion chamber of extension opposite sides, and cushion chamber with bonding chamber connect.
Using above-mentioned preferred scheme, the more preferable effect strengthening fastening, machinery are played to the carbon fibre bar in protection cylinder
Intensity is more preferable.
As preferred scheme, it is provided with protective cover in the affixed side of carbon fibre bar and anchor slab, anchor slab is placed in protective cover.
Using above-mentioned preferred scheme, the end of anchor slab and carbon fibre bar is protected.
As preferred scheme, each anchor hole corresponds to a carbon fibre bar.
Using above-mentioned preferred scheme, carbon fibre bar is connected firmly with anchor slab.
As preferred scheme, anchor hole is uniformly distributed on anchor slab.
Using above-mentioned preferred scheme it is ensured that anchor slab uniform force.
As preferred scheme, the cavity wall in the bonding chamber of protection cylinder sets multiple reinforcements.
Using above-mentioned preferred scheme, improve the mechanical strength contacting between protection cylinder and carbon fibre bar.Meanwhile, improve and protect
Casing provides normal pressure back to carbon fibre bar surface, so that frictional force is improved.
As preferred scheme, the cavity wall in the bonding chamber of protection cylinder sets multiple strengthening grooves.
Using above-mentioned preferred scheme, improving protection cylinder provides normal pressure back to carbon fibre bar surface, so that frictional force is carried
High.
Brief description
A kind of sectional view of FRP inhaul cable anchorage that Fig. 1 provides for this utility model embodiment.
Wherein：1 carbon fibre bar, 2 steel wires, 3 anchor slabs, 31 anchor holes, 4 protection cylinders, 41 first open side, 42 second open side,
43 extensions, 5 bonding chambeies, 6 cushion chambers, 7 protective covers, 8 nuts.
Specific embodiment
Describe preferred implementation of the present utility model below in conjunction with the accompanying drawings in detail.
In order to reach the purpose of this utility model, in a kind of some of them embodiment of FRP inhaul cable anchorage,
As shown in figure 1, a kind of FRP inhaul cable anchorage, for the FRP inhaul cable on anchorage bridge, FRP inhaul cable includes：Many carbon
Fiber bar 1 and be arranged at steel wire 2 (not shown) in carbon fibre bar 1 along carbon fibre bar 1 length direction, including：
Anchor slab 3, is provided with one or more anchor holes 31 on anchor slab 3, and anchor hole 31 is uniformly distributed on anchor slab 3, each anchor
Hole 31 corresponds to a carbon fibre bar 1；
Protection cylinder 4, protection cylinder 4 is the interior cylinder being provided with bonding chamber 5, and the opposite sides of protection cylinder 4 is run through in this bonding chamber 5,
This opposite sides is respectively the first open side 41 and the second open side 42, and the first open side 41 of protection cylinder 4 is fixing with anchor slab 3 even
Connect, the diameter in bonding chamber 5 is gradually reduced along the direction of first open side the 41 to the second open side 42, and in bonding chamber 5
It is filled with binding agent；
Carbon fibre bar 1 is fixed in the side of anchor slab 3, through after anchor hole 31, draws from the relative opposite side of anchor slab 3, then from
First open side 41 of protection cylinder 4 introduces, and after entering in the bonding chamber 5 of protection cylinder 4, draws from the second open side 42 of protection cylinder 4
Go out.
The preparation method of FRP inhaul cable anchorage, for preparing FRP inhaul cable anchorage, specifically includes following steps：
1) outer surface of cleaning carbon fibre bar 1, the bonding cavity wall in chamber 5 of protection cylinder 4 and the anchor hole 31 of anchor slab 3；
2) by carbon fibre bar 1 lashing in the bonding chamber 5 of protection cylinder 4；
3) anchor hole 31 of each carbon fibre bar 1 and anchor slab 3 is corresponded；
4) irrigate binding agent in the bonding chamber 5 of protection cylinder 4；
5) carbon fibre bar 1 end face of the contact with anchor slab 3 is done pier nose to process, be fixed.
A kind of this utility model FRP inhaul cable anchorage has adhesive type anchorage concurrently, the feature of strand tapered anchorage, involved by the present embodiment
And binding agent be mainly epoxy resin composite iron powder composition mixed fillers.FRP inhaul cable includes carbon fibre bar 1 and is arranged at
Steel wire 2 in carbon fibre bar 1, stress can the carrying and again can perceive sensing of carbon fibre bar 1.
In the present embodiment, carbon fibre bar 1 a diameter of φ 5mm or φ 7mm, steel wire 2 can be plain steel wire or band rib steel
Silk, steel wire 2 diameter is between 1mm～5mm.Steel wire 2 tensile strength is more than 2500MPa.Carbon fibre bar 1 tensile strength is
More than 2400MPa.
FRP inhaul cable anchorage can anchor FRP suspension cable effectively, and its loading process is as follows：
First stage stress, mainly based on cohesion, frictional force.The load that FRP inhaul cable is born passes through carbon fibre bar 1 table
Face binding agent is delivered on the binding agent in bonding chamber 5, then is transferred in anchorage connect by load by the binding agent in chamber 5 that bonds
In contacting surface；
When cohesion and frictional force can not resist the intensity of drag-line, suspension rod, i.e. stress second stage, with frictional force and machine
Tool gmatjpdumamicss carry based on stress.Cone angle in being formed after epoxy adhesive solidification in steel bushing, after FRP muscle bearing load, protects
Interior cone angle in casing 4 provides normal pressure back to FRP muscle surface, so that frictional force is improved.
Phase III stress, when that is, first and second stage cannot carry load, now, is anchored at the steel wire 2 on anchor slab 3
Pier nose starts bearing load, and FRP inhaul cable is firmly anchored.
Version of the present utility model is different from traditional steel strand anchorage, combines strand tapered anchorage and adhesive type anchorage
Advantage, efficiency of anchorage is reliable, can effectively anchor the carbon fibre bar 1 of embedded steel wire 2, efficiency of anchorage is reliable, solution
Determine the corrosivity of drag-line, endurance issues, improved the service life of drag-line, significantly reduce engineering cost, to society's band
Carry out huge economic worth.A kind of preparation method simple operation of this utility model FRP inhaul cable anchorage, process is simple, produce effect
Rate is high, is suitable for promoting on a large scale and applying.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is, protection cylinder 4 is outward extended with extension 43 along its length, is provided with and passes through on extension 43
Wear the cushion chamber 6 of extension 43 opposite sides, and cushion chamber 6 is connected with bonding chamber 5.
Using above-mentioned preferred scheme, the more preferable effect strengthening fastening, machine are played to the carbon fibre bar 1 in protection cylinder 4
Tool intensity is more preferable.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is, is provided with protective cover 7 in the affixed side of carbon fibre bar 1 and anchor slab 3, anchor slab 3 is placed in protective cover 7.
A kind of preparation method of FRP inhaul cable anchorage is further comprising the steps of：
6) anchor slab 3 is fixedly connected with protective cover 7, anchor slab 3 is placed in protective cover 7, and be attached using nut 8,
Finally the FRP inhaul cable assembling anchorage is wound around band packing, transports job site to and install.
Using the scheme of above preferred embodiment, the end of anchor slab 3 and carbon fibre bar 1 is protected.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is, sets multiple reinforcement (not shown)s in the cavity wall in the bonding chamber 5 of protection cylinder 4.
Using the scheme of above preferred embodiment, improve the contact area of protection cylinder 4 and binding agent, improve protection cylinder 4 with
The mechanical strength of contact between carbon fibre bar 1.Meanwhile, improving protection cylinder 4 provides normal pressure back to carbon fibre bar 1 surface, makes
Frictional force improves.
In order to further optimize implementation result of the present utility model, in other embodiment, remaining feature skill
Art is identical, and difference is, sets multiple strengthening groove (not shown)s in the cavity wall in the bonding chamber 5 of protection cylinder 4.
Using the scheme of above preferred embodiment, improving protection cylinder 4 provides normal pressure back to carbon fibre bar 1 surface, makes
Frictional force improves, and improves the contact area of protection cylinder 4 and binding agent.
Above is only preferred implementation of the present utility model it is noted that for those of ordinary skill in the art
For, on the premise of creating design without departing from this utility model, some deformation can also be made and improve, these broadly fall into this
The protection domain of utility model.
Claims (8)
1. a kind of FRP inhaul cable anchorage, for the FRP inhaul cable on anchorage bridge, described FRP inhaul cable includes：One or more carbon is fine
Dimension muscle and be arranged at steel wire in described carbon fibre bar along described carbon fibre bar length direction it is characterised in that including：
Anchor slab, is provided with one or more anchor holes on described anchor slab；
Protection cylinder, described protection cylinder is the interior cylinder being provided with bonding chamber, and the opposite sides of described protection cylinder is run through in this bonding chamber, should
Opposite sides is respectively the first open side and the second open side, and the first open side of described protection cylinder is fixing with described anchor slab even
Connect, and be filled with binding agent in described bonding intracavity；
Described carbon fibre bar is fixed in the side of described anchor slab, through after described anchor hole, draws from the relative opposite side of described anchor slab
Go out, then introduce from the first open side of described protection cylinder, after entering the bonding intracavity of described protection cylinder, from the of described protection cylinder
Two open side are drawn.
2. FRP inhaul cable anchorage according to claim 1 is it is characterised in that the diameter in described bonding chamber is along described
The direction of one open side to described second open side is gradually reduced.
3. FRP inhaul cable anchorage according to claim 2 is it is characterised in that described protection cylinder is along its length to extension
Stretch and have extension, described extension is provided with the cushion chamber running through described extension opposite sides, and described cushion chamber and institute
State the connection of bonding chamber.
4. the FRP inhaul cable anchorage according to any one of claim 1-3 it is characterised in that described carbon fibre bar with described
The affixed side of anchor slab is provided with protective cover, and described anchor slab is placed in described protective cover.
5. FRP inhaul cable anchorage according to claim 4 is it is characterised in that each described anchor hole is corresponding to described in one
Carbon fibre bar.
6. FRP inhaul cable anchorage according to claim 5 is it is characterised in that described anchor hole is uniformly distributed on described anchor slab.
7. FRP inhaul cable anchorage according to claim 6 it is characterised in that described protection cylinder bonding chamber cavity wall on
If multiple reinforcements.
8. FRP inhaul cable anchorage according to claim 6 it is characterised in that described protection cylinder bonding chamber cavity wall on
If multiple strengthening grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620970513.XU CN205975361U (en) | 2016-08-29 | 2016-08-29 | FRP cable ground tackle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620970513.XU CN205975361U (en) | 2016-08-29 | 2016-08-29 | FRP cable ground tackle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205975361U true CN205975361U (en) | 2017-02-22 |
Family
ID=58037207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620970513.XU Expired - Fee Related CN205975361U (en) | 2016-08-29 | 2016-08-29 | FRP cable ground tackle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205975361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106192754A (en) * | 2016-08-29 | 2016-12-07 | 智性纤维复合加固南通有限公司 | A kind of FRP inhaul cable anchorage and preparation method thereof |
-
2016
- 2016-08-29 CN CN201620970513.XU patent/CN205975361U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106192754A (en) * | 2016-08-29 | 2016-12-07 | 智性纤维复合加固南通有限公司 | A kind of FRP inhaul cable anchorage and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 |