CN110306430A - A kind of perception parallel steel wire HiAm anchorage and production method certainly - Google Patents
A kind of perception parallel steel wire HiAm anchorage and production method certainly Download PDFInfo
- Publication number
- CN110306430A CN110306430A CN201910685071.2A CN201910685071A CN110306430A CN 110306430 A CN110306430 A CN 110306430A CN 201910685071 A CN201910685071 A CN 201910685071A CN 110306430 A CN110306430 A CN 110306430A
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- sensor
- steel wire
- anchor cup
- parallel steel
- chill casting
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Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 52
- 239000010959 steel Substances 0.000 title claims abstract description 52
- 230000008447 perception Effects 0.000 title claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 239000000463 material Substances 0.000 claims abstract description 50
- 238000005266 casting Methods 0.000 claims abstract description 34
- 230000001681 protective effect Effects 0.000 claims description 16
- 239000000853 adhesive Substances 0.000 claims description 14
- 230000001070 adhesive effect Effects 0.000 claims description 14
- 239000004744 fabric Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 229920002521 macromolecule Polymers 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 125000000623 heterocyclic group Chemical group 0.000 claims description 3
- 230000001788 irregular Effects 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims description 2
- 235000013311 vegetables Nutrition 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000004083 survival effect Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/28—Concrete reinforced prestressed
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a kind of from perception parallel steel wire HiAm anchorage, feature include wire sub-panel, sensor, anchor cup, to middle ring, support tube and parallel steel wire, the wire sub-panel and middle ring is fixed in anchor cup；The support tube links together with anchor cup, pours in the anchor cup and support tube and is inoculated with chill casting material；The present invention, which realizes, accurately measures the whole Suo Li of cable body, and can be with Real-time Feedback stress, to solve that existing parallel steel wire chill casting anchor cable power monitoring inaccuracy, error is big, is difficult to the defects of measuring.
Description
[technical field]
It is the present invention relates to bridge construction field, in particular to a kind of from perception parallel steel wire HiAm anchorage and production method.
[background technique]
Bridges in Our Country engineering flourished in recent years, and many Longspan Bridges are rised sheer from level ground.Parallel steel wire HiAm anchorage
Drag-line is widely used in the drag-line of cable-stayed bridge, the sunpender of bowstring arch bridge and cable of suspension bridge etc., and parallel steel wire HiAm anchorage is drawn
Rope is bridge core primary structure member, is also known as the lifeline of bridge.Due to tectonic sieving, environmental corrosion, long neglected and in disrepair etc. because
Element, drag-line inevitably will appear different degrees of damage.Currently, main monitoring means to be applied are difficult to accurately in Bridges in Our Country engineering
Measurement parallel wire stay health status.
Existing parallel steel wire HiAm anchorage is slotted on whole parallel steel wire, slotting length and parallel steel wire length
It is identical, then sensor is fixed in slot by adhesive, forms intelligent steel wire；There are following technical problems for this mode
In a first aspect, have more parallel steel wires in chill casting anchor rope, and it is only a small number of for intelligence in so more parallel steel wires
Steel wire, and intelligent steel wire can only measure itself stress, and the stress condition of whole Suo Li can only be pushed away using counter
Method, cumulative errors are larger；As there is the parallel steel wire of 55 small dimension models in drag-line, if only one two intelligent steel wires
For intelligent steel wire, if desired measure the stress condition of entirety Suo Li, it is necessary to the numerical value for measuring single intelligent steel wire multiplied by
55 obtain the stress condition of whole Suo Li；If but the intelligent steel wire of measurement is damaged or is broken in construction, is pushed away using counter
The data error that method measures will be very big.
Second aspect, currently, fiber-optic grating sensor survival rate is low and cannot to be passed through as caused by itself material
Simple technique protects it, and existing technique protection is to open up on parallel steel wire and groove mostly, due to needing to exist
It slots on one whole parallel steel wire, and also by sensor adhesion in slot, thus cause processing technology slow, working efficiency
It is low, the problem of high production cost.
The third aspect, there are ranges to be not enough to deformation produced by support cable stress for fiber-optic grating sensor in the prior art
The shortcomings that amount.
In addition, the method that whole Suo Li is measured by the way of frequency method, magnetic flux transducer, by substrate, the shadow of environment
Ring big, measurement inaccuracy.Then there is the defects of bothersome laborious, easy to be eccentric, expensive when construction in pressure ring sensor.
[summary of the invention]
The purpose of the present invention is do not changing chill casting it is an object of the present invention to provide a kind of parallel steel wire HiAm anchorage from perception
In the case where anchor rope existing structure, solves production technology in the prior art and bear miscellaneous, high production cost, produce low with construction efficiency
The problem of；To solve, existing parallel steel wire chill casting anchor cable power monitoring inaccuracy, error is big, is difficult to the defects of measuring.
Another object of the present invention is, solution in the prior art cannot accurately measure HiAm anchorage entirety Suo Li, and
And can with Real-time Feedback stress,.
In order to achieve the above object, the present invention provides a kind of parallel steel wire HiAm anchorage from perception, feature includes point
Filament plate, sensor, anchor cup, to middle ring, support tube and parallel steel wire, the wire sub-panel and middle ring is fixed in anchor cup；It is described
Support tube link together with anchor cup, poured in the anchor cup and support tube and be inoculated with chill casting material；The sensor is by sensing
Device lead, fixing layer and Supporting Media resistant to high temperature composition, the sensor are fixed in anchor cup by the way that chill casting material is embedded, make
Chill casting material, sensor and parallel steel wire and anchor cup form an entirety；Fixation prevents from passing on the Supporting Media resistant to high temperature
The protective materials of sensor lead damage.
Preferably, the protective materials is silica gel, rubber, elastic resin, elastic coating, chemical & blended fabric, plant fiber
One of fabric or a variety of combinations；The fixing layer is one or both of adhesive, heat-proof macromolecule material
Combination.
Preferably, the adhesive be heterocycle polymer adhesive, epoxyn, synvaren and
One of organic silicon adhesive or a variety of combinations.
Preferably, the quantity of the sensor lead is one or more, and the sensor lead is fixed on by fixing layer
On Supporting Media resistant to high temperature, the shape of the Supporting Media resistant to high temperature is rule or irregular shape.
A kind of production method from parallel steel wire HiAm anchorage is perceived, comprising the following steps:
1) one section of Supporting Media resistant to high temperature is taken, and passes through any one or more in coating, winding package and bonding
The combination of mode, the fixed protective materials for preventing sensor lead from damaging on Supporting Media resistant to high temperature；
2) operative sensor lead is fixed on Supporting Media resistant to high temperature by binder or heat-proof macromolecule material,
Another part sensor lead is wrapped up by protective materials and is protected, the production of sensor is completed；
3) the good sensor of parallel steel wire and pre-production is penetrated in anchor cup, chill casting material is poured into anchor cup, when pouring,
The pouring of chill casting material is not full in anchor cup in order to prevent, chill casting material in part will be also poured in the support tube connecting with anchor cup, so as to
To increase the stability of anchorage；After the completion of chill casting material pours；The part for pouring chill casting material is subjected to hot setting, makes parallel steel wire
It is fixed in anchor cup with sensor and forms an entirety with anchor cup；
4) it by the sensor lead wrapped and extraction, is detected, after the completion of detection, by sensor lead protection material
Material wraps, and prevents the damage of sensor lead.
The invention has the advantages that: realizations accurately to be measured the whole Suo Li of cable body, and can be with Real-time Feedback stress
State, thus solve that existing parallel steel wire chill casting anchor cable power monitoring inaccuracy, error is big, is difficult to the defects of measuring,
[Detailed description of the invention]
Fig. 1 is the structural schematic diagram of the invention patent；
Fig. 2 is the structural schematic diagram of the invention patent sensor；
Fig. 3 is another structure partial schematic diagram of the invention patent sensor；
Fig. 4 is another structure partial schematic diagram of the invention patent sensor；
Fig. 5 is another structure partial schematic diagram of the invention patent sensor；
Fig. 6 is another structure partial schematic diagram of the invention patent sensor；
Indicated in figure: wire sub-panel 1, sensor 2, sensor lead 21, fixing layer 22, Supporting Media 23, protective materials 24,
Anchor cup 3, to middle ring 4, support tube 5 and parallel steel wire 6, chill casting material 7.
Specific embodiment
We in conjunction with the accompanying drawings and embodiments, are described in further detail the present invention below, and following embodiment is for saying
The bright present invention, but it is not limited to the scope of the present invention.
Embodiment 1
Refering to fig. 1 to 6, the invention proposes a kind of from perception parallel steel wire HiAm anchorage, and feature includes wire sub-panel 1, passes
Sensor 2, anchor cup 3, to middle ring 4, support tube 5 and parallel steel wire 6, the wire sub-panel 1 and middle ring is fixed in anchor cup 3；It is described
Support tube 5 connect with anchor cup 3, poured in the anchor cup 3 and support tube 5 and be inoculated with chill casting material 7；The sensor is by sensor
Lead 21, fixing layer 22 and Supporting Media resistant to high temperature 23 form, and the sensor 2 is fixed on anchor by the way that chill casting material 7 is embedded
In cup 3, melt chill casting material 7, sensor 2 and parallel steel wire 6 and anchor cup 3 for an entirety；The Supporting Media resistant to high temperature
The fixed protective materials 24 for preventing sensor lead from damaging on 23；Wherein, the protective materials 24 is silica gel, rubber, elasticity
One of resin, elastic coating, chemical & blended fabric, vegetable fibre fabric or a variety of combinations；The fixing layer 22 is gluing
Agent；The adhesive is heterocycle polymer adhesive, epoxyn, synvaren and organic silicon adhesive
One of or a variety of combinations；The quantity of the sensor lead is one or more, and the sensor lead passes through fixing layer
It is fixed on Supporting Media resistant to high temperature；The shape of the Supporting Media resistant to high temperature is rule or irregular shape.
When the present embodiment is implemented, it is adhesively fixed in one end that length is greater than the Supporting Media resistant to high temperature of support tube length anti-
The only protective materials of sensor lead damage；Operative sensor lead is fixed on Supporting Media resistant to high temperature by adhesive
On, another part sensor lead is wrapped up by protective materials and is protected, the production of sensor is completed；By wire sub-panel, to middle ring
It is connect with anchor cup, the good sensor of parallel steel wire and pre-production is then penetrated into anchor cup, then connect support tube with anchor cup；
Chill casting material is poured into anchor cup, when pouring, chill casting material pours not full, the support tube that will be connect with anchor cup in anchor cup in order to prevent
Part chill casting material is poured, also inside so as to increase the stability of anchorage；After the completion of chill casting material pours；The portion of chill casting material will be poured
Point carry out hot setting, make parallel steel wire and sensor be fixed in anchor cup and anchor cup formed an entirety；The biography that will be wrapped
Sensor lead is simultaneously drawn, and is detected, and after the completion of detection, sensor lead is wrapped with protective materials, prevents sensor from drawing
The damage of line.
To be inserted directly into sensor in the anchor cup of every drag-line in the present invention, by the chill casting material of pouring by sensor,
Parallel steel wire and anchor cup combine together, to make sensor deformation synchronous with chill casting body；When measuring rope power only need to by sensor with set
It is standby to combine, it is pushed away without counter, achievees the purpose that direct test monitoring entirety Suo Li, learnt without carrying out counter push away；To solve
The limitation and drawback of existing monitoring means, such as intelligent steel wire can only measure drag-line individual wire stress, for entirety
Suo Li can only use the anti-method pushed away, and cumulative errors are larger.Whole Suo Li is measured by the way of frequency method, magnetic flux transducer
Method, influenced by substrate, environment it is big, measurement inaccuracy.Pressure ring sensor then exists bothersome laborious, easy to be inclined when construction
The heart, it is expensive the defects of；Fiber-optic grating sensor in the prior art is also solved to produce and transporting in parallel steel wire HiAm anchorage
The problems such as survival rate is low during defeated.Currently, fiber-optic grating sensor survival rate is low will be now passed as caused by itself material
Sensor depends on Supporting Media resistant to high temperature and carries out covering fixation by adhesive or heat-proof macromolecule material, is placed in anchor cup
It is guided out by Supporting Media resistant to high temperature, and is wrapped up by protective materials, sensor is protected in production and transport；Due to
The present invention is in the chill casting body being placed in sensor in anchorage, and without being fixed on parallel steel wire, drag-line is cold in loading process
The deflection of the body of casting will be much smaller than drag-line cable body, solve fiber-optic grating sensor range in the prior art and be not enough to support cable
Produced by stress the shortcomings that deflection, to solve the problems, such as that fiber-optic grating sensor range is insufficient；In addition, being passed by improving
The production method of sensor solves production technology complexity, at high cost, the low problem of production, construction efficiency.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (5)
1. a kind of from perception parallel steel wire HiAm anchorage, including wire sub-panel, sensor, anchor cup, to middle ring, support tube and parallel steel
Silk, the wire sub-panel and is fixed in anchor cup middle ring；The support tube is connect with anchor cup, in the anchor cup and support tube
It pours and is inoculated with chill casting material；It is characterized by: the sensor is by sensor lead, fixing layer and Supporting Media group resistant to high temperature
At the sensor is fixed in anchor cup by the way that chill casting material is embedded, and chill casting material and sensor and anchor cup is made to form an entirety；
The fixed protective materials for preventing sensor lead from damaging on the Supporting Media resistant to high temperature.
2. as described in claim 1 a kind of from perception parallel steel wire HiAm anchorage, it is characterised in that: the protective materials is silicon
One of glue, rubber, elastic resin, elastic coating, chemical & blended fabric, vegetable fibre fabric or a variety of combinations；Described consolidates
Given layer is adhesive.
3. as claimed in claim 2 a kind of from perception parallel steel wire HiAm anchorage, it is characterised in that: the adhesive is heterocycle
One of polymer adhesive, epoxyn, synvaren and organic silicon adhesive or a variety of combinations.
4. as described in claim 1 a kind of from perception parallel steel wire HiAm anchorage, it is characterised in that: the number of the sensor lead
Amount is one or more, and the sensor lead is fixed on Supporting Media resistant to high temperature by fixing layer, the height of the fixing layer
Degree is greater than the height that chill casting material is poured in anchor cup；The shape of the Supporting Media resistant to high temperature is rule or irregular shape.
5. a kind of production method from parallel steel wire HiAm anchorage is perceived, it is characterised in that: described from perception parallel steel wire HiAm anchorage
For parallel steel wire HiAm anchorage is perceived described in any one claim in Claims 1 to 4 certainly；The following steps are included:
1) one section of Supporting Media resistant to high temperature is taken, and by coating, winding any one or more mode in package and bonding
Combination, the fixed protective materials for preventing sensor lead from damaging on Supporting Media resistant to high temperature；
2) operative sensor lead is fixed on Supporting Media resistant to high temperature by binder or heat-proof macromolecule material, it will be another
A part of sensor lead is wrapped up by protective materials and being protected, and the production of sensor is completed；
3) the good sensor of parallel steel wire and pre-production is penetrated in anchor cup, chill casting material is poured into anchor cup, when pouring, in order to
It prevents in anchor cup chill casting material to pour not full, part will be also poured in the support tube connecting with anchor cup, so as to increase anchorage
Stability, chill casting material pour after the completion of；Hot setting is carried out, is fixed on parallel steel wire and sensor in anchor cup and anchor cup shape
At an entirety；
4) it by the sensor lead wrapped and extraction, is detected, after the completion of detection, by sensor lead protective materials packet
It wraps, prevents the damage of sensor lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685071.2A CN110306430B (en) | 2019-07-27 | 2019-07-27 | Self-sensing parallel steel wire cold cast anchor and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685071.2A CN110306430B (en) | 2019-07-27 | 2019-07-27 | Self-sensing parallel steel wire cold cast anchor and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110306430A true CN110306430A (en) | 2019-10-08 |
| CN110306430B CN110306430B (en) | 2024-05-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910685071.2A Active CN110306430B (en) | 2019-07-27 | 2019-07-27 | Self-sensing parallel steel wire cold cast anchor and manufacturing method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110306430B (en) | 2024-05-24 |
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