CN206553934U - Suspension bridge twines silk section sealing protection coating structure - Google Patents
Suspension bridge twines silk section sealing protection coating structure Download PDFInfo
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- CN206553934U CN206553934U CN201621477525.5U CN201621477525U CN206553934U CN 206553934 U CN206553934 U CN 206553934U CN 201621477525 U CN201621477525 U CN 201621477525U CN 206553934 U CN206553934 U CN 206553934U
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Abstract
Silk section sealing protection coating structure is twined the utility model discloses a kind of suspension bridge, including by inner and be arranged on main push-towing rope outside（1）The winding steel wire layer of outer surface（2）, rapid hardening rubber-asphalt waterproof coating（3）It is wrapped belt with chlorosulfonated polyethylene（4）.It is wrapped belt by introducing rapid hardening rubber-asphalt waterproof coating, chlorosulfonated polyethylene, the antiseptic effect of the anticorrosion structure of formation is reliable, and structure simplifies, convenient, material environment friendly of constructing.
Description
Technical field
The utility model is related to a kind of cable safeguard structure, more particularly to a kind of suspension bridge twines silk section sealing protection coating knot
Structure, belongs to suspension bridge technical field of anticorrosion.
Background technology
Bridge is across all kinds of great rivers, great river, mountains and rivers, bay, land and island in succession, and geographical position is ever-changing, weather
Complicated condition, corrosive environment is severe.Cable is the major bearing structures of bridge, is bridge " lifeline ", the corruption of cable steel wire
Erosion seriously endangers the safety of bridge, once corrosion failure occurs for cable, consequence is hardly imaginable.There is suspension bridge master both at home and abroad
Security incident caused by cable corrosion, loses very heavy.So safety and service life in order to ensure bridge, it is necessary to whole
Funicular system carries out sealing corrosion protective treatment.
Chinese invention patent《The means of defence and main cable protection structure of main rope of suspension bridge system》Application number 991193970,
Disclose a kind of means of defence of main rope of suspension bridge, including be made up of multiply galvanized steel tow main push-towing rope, be fixed on main push-towing rope
Internal layer preservative treatment is passed through in multiple cord clips and the hoist cable being fixed on each cord clip, the outer surface of main push-towing rope, is included in the periphery of main push-towing rope
The step of surface coats non-vulcanization type rubber non-drying sealant, then winds layer of steel wire or band, in steel wire or
The outer surface of band winding layer carries out external layer preservation processing.Cable external layer preservation described in the patent is handled, and working procedure is complicated, and
After the service life of 10 years, external layer preservation function fails substantially, causes the reduction of this painting design corrosion protection, so that
Influence the anti-corrosion time limit of whole funicular system.
Chinese invention patent application《The anti-corrosive protecting method and funicular system anti-corrosion safeguard structure of rope-suspension bridge cable system》
Application number 2008100293276, discloses a kind of anti-corrosive protecting method of rope-suspension bridge cable system, and the funicular system is included by many
Main push-towing rope that the steel tendon of stock zinc-coated wire composition is constituted, the main saddle at the top of Sarasota, the dispersed cable saddle of nearly anchored end, it is fixed on master
Multiple cord clips on cable and the hoist cable being fixed on each cord clip, wherein the main push-towing rope include its twine silk section and it is non-twine a main push-towing rope section,
Following processing is carried out successively to the silk section main push-towing rope that twines：（1）Pre-sealed dehumidification treatments are used to main push-towing rope；（2）In the periphery of main push-towing rope
Surface carries out internal layer preservative treatment；（3）Wind layer of steel wire or band winding layer；（4）Carried out in the outer surface of winding layer outer
Layer protective treatment.The invention is to carry out pre-sealed dehumidification treatments to main push-towing rope system before the coating of main push-towing rope steel tendon, and removal has been wrapped
Be rolled in moisture and moisture inside main push-towing rope, prevent that the moisture of original presence inside main push-towing rope causes to main push-towing rope steel wire since inside
Local corrosion phenomenon.The patent is using the substitution of vulcanization type aliphatic chain polyurethane sealant in main push-towing rope steel wire internal layer preservative treatment
Non-vulcanization type rubber non-drying sealant described in the patent of application number 991193970, but the weatherability of polyurethane sealant
It is still not strong enough, and working procedure is complicated, the anticorrosion time limit of the means of defence is still not high enough.
In accordance with the above, bridge cable anti-corrosion is highly desirable to a kind of more preferable composite protective technology so that antiseptic property
Design requirement is met, and with good workability.
The content of the invention
For above-mentioned existing technical problem, the utility model provides a kind of excellent sealing property, anticorrosion long lifespan, applied
The high suspension bridge of layer adhesive force twines silk section sealing protection coating structure.
To achieve the above object, the utility model provides a kind of suspension bridge and twines silk section sealing protection coating structure, including by
In and outer winding steel wire layer, rapid hardening rubber-asphalt waterproof coating and the chlorosulfonated polyethylene for being arranged on main push-towing rope outer surface be wrapped band
Layer.
Further, described main push-towing rope is made up of multiply zinc-coated wire.
Further, described winding steel wire layer uses diameter 4mm zinc-coated wire.Further, described winding steel wire
Layer is using circular winding steel wire or S type winding steel wires.
Further, the coating that described rapid hardening rubber-asphalt waterproof coating is used includes liquid rubber asphalt emulsion and film forming
Agent solution.Further, described liquid rubber asphalt emulsion presses quality by the rubber latex and pitch microemulsion of anionic
Than 10:2 are formulated, and solid content is 55%-75%, are aqueous sprayed coating.Also, described film forming agent solution is soluble
The mass concentration concentration that sulfate and villaumite are hybridly prepared into is the 3.0%-20.0% aqueous solution.
Can be the protection of bridge main push-towing rope anti-corrosion due to rapid hardening rubber asphalt waterproof coating is introduced into bridge cable guard technology
There is provided performance more preferably supporting sealing protection product.The waterproof layer of this rapid hardening rubber asphalt waterproof coating formation has following spy
Point：
（1）Superior tack：There is superpower adhesion to metal, the cohesive force for matrix material is more than
0.7Mpa, realizes integral seamless, skin-type waterproof layer, does not peel off, do not fall off, basic unit bottom is played a good protection；
（2）Perfection cladding：Masking liquid body rubber, fluid storage, cold spraying, thixotropy is good, easy construction, and rubber film can
Perfect clad substrates, realize coating with the seamless connection between substrate；
（3）Self-extinguishment is fire-retardant：Bf1-S1 is reached according to test combustibility, poison gas monitors t0 grades；
（4）Excellent chemical-resistance：Film has an excellent chemical resistance, the solution such as acid and alkali resistance, salt, chlorine
Corrosion, properties of product will not decline because of its influence substantially；
（5）Anti-aging and UV resistant performance is strong：Film is anti-aging and anti-uv-ray can reach 5000h at present；
（6）High temperature resistant and low temperature：Reachable -50 DEG C of film low-temperature tenderness, high temperature resistant is up to 160 DEG C；
（7）Aqueous, environmental protective：Liquid rubber is from the buying of raw material, production, storage, transport, sale, construction and using waiting
It is nonpoisonous and tasteless, no waste mine, non-exhaust emission, pollution-free without volatile organic matter among journey, belong to energy-conservation of new generation
Environmental friendly material, while among whole work progress, without heating, the flames of anger, normal temperature construction has greatly reinforced the peace of construction
Full property and reliability；
（8）Efficiency of construction is high：Using spraying device special, cold spraying construction, after film spraying 4 seconds it is i.e. plastic, can
Trample；Once spraying can reach design thickness, can significantly shorten the duration, reduce construction cost；One spraying equipment day construction
Ability substantially increases construction speed up to 2000 ㎡；
（9）Application mode is versatile and flexible：Liquid rubber can also be brushed, roller coat in addition to spraying, and flexible and convenient can be met
Such as discharge outlet, negative and positive angle, cracking have the position of special waterproof homework requirement.
Further, described chlorosulfonated polyethylene be wrapped belt use three-decker chlorosulfonated polyethylene composite band.More
Further, the intermediate layer of described chlorosulfonated polyethylene composite band is fabric reinforcement, and other two layers are chlorosulfonated polyethylene rubber
Glue-line.
It is wrapped band as a result of CSM, the band that is wrapped overcomes traditional main push-towing rope protective system life-span
It is short, the shortcomings of later maintenance cost is high, with Resisting fractre（Tear resistance >=135N）, high resiliency（Split elongation >=400%）, it is resistance to
Low temperature properties（- 40 °C of 180 ° of bendings are not split constantly）, service life it is long（>=20 years）, sealing property is high, the construction period is short, construct just
Victory, reliable in quality, rear current cost safeguard low feature, and its flexibility, life-span, weather-proof and intensity are completely suitable for bridge cable
Protection.
To sum up, the utility model is by introducing rapid hardening rubber-asphalt waterproof coating and the chlorosulfonated polyethylene belt that is wrapped is formed
Composite coating structure, as a result of such scheme, the various pieces to rope-suspension bridge cable system use different sealing corrosions
Protection processing method, constitutes a complete preservation system to rope-suspension bridge cable system, reliable with antiseptic effect, structure letter
Change, it is convenient to construct, the advantages of material environment friendly.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1st, main push-towing rope twines silk section, and 2, steel wire floor, 3, rapid hardening rubber-asphalt waterproof coating, 4, CSM
Be wrapped belt.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in figure 1, the utility model is included by the inner and outer winding steel wire layer 2 for being arranged on the outer surface of main push-towing rope 1, rapid hardening rubber
Glue Bituminous waterproof coating 3 and chlorosulfonated polyethylene are wrapped belt 4.
Wherein：Main push-towing rope 1 is made up of multiply zinc-coated wire, is had substantially by the multiple cord clips formation being fixed on main push-towing rope 1
For the steel tendon of circular cross-section.
Winding steel wire layer 2 uses diameter 4mm zinc-coated wire, using circular winding steel wire or S type winding steel wires.
The coating that rapid hardening rubber-asphalt waterproof coating 3 is used includes liquid rubber asphalt emulsion and film forming agent solution, has
Excellent ultraviolet-resistant aging, water-fast, salt spray resistance and chemical mediator-resitant property, good pliability and tensile resistance, self-extinguishment
It is fire-retardant, and the higher efficiency of construction of tool.Also, the liquid rubber asphalt emulsion described in liquid rubber asphalt emulsion is by anionic
Rubber latex and pitch microemulsion in mass ratio 10:2 are formulated, and solid content is 55%-75%.Film forming agent solution is described
Film forming agent solution is the aqueous solution that the mass concentration concentration that soluble sulfate and villaumite are hybridly prepared into is 3.0%-20.0%.
Chlorosulfonated polyethylene be wrapped belt 4 using three-decker chlorosulfonated polyethylene composite band, intermediate layer adds for fiber
Strong layer, thickness is about 1.14mm, with good ageing resistace.
During implementation, following processing is carried out successively to twining 1 section of outer surface of a main push-towing rope：
A, the outer surface of main push-towing rope 1 are cleared up by conventional, are removed after corrosion and other dirts, are wound the step of steel wire floor 2
Suddenly, i.e., in the zinc-coated wire of the millimeter of 1 outer surface coiling diameter of main push-towing rope 4.
B, the outer surface of winding steel wire layer 2 are cleared up by conventional, are removed after corrosion and other dirts, then this layer of outer surface
Rapid hardening rubber asphalt waterproof coating is coated, can be clever using applying（TLS）Rapid hardening rubber asphalt waterproof coating is sprayed, film thickness is about
2500um, that is, form rapid hardening rubber-asphalt waterproof coating 3.
C, after after the drying of rapid hardening rubber asphalt waterproof coating, remove the dirt of the coating surface of rapid hardening rubber-asphalt waterproof coating 3
Thing, then be wrapped band in this layer of outer surface winding CSM, with using by Beijing Research ＆ Design Institute of Rubber Industry
The CSM of manufacture is wrapped band, with service life length, construction period be short, rear current cost safeguards low spy
Point, forms chlorosulfonated polyethylene and is wrapped belt 4.CSM after winding is wrapped band after heating vulcanization, folds
Plus part turns into complete one, possess the excellent properties such as thickness is uniform, sealing is pressure-resistant, ageing-resistant.
To sum up, the utility model is wrapped belt by introducing rapid hardening rubber-asphalt waterproof coating, chlorosulfonated polyethylene, formation
Anticorrosion structure antiseptic effect it is reliable, structure simplifies, convenient, material environment friendly of constructing.
Claims (6)
1. a kind of suspension bridge twines silk section sealing protection coating structure, it is characterised in that including by inner and be arranged on main push-towing rope outside（1）Outside
The winding steel wire layer on surface（2）, rapid hardening rubber-asphalt waterproof coating（3）It is wrapped belt with chlorosulfonated polyethylene（4）.
2. a kind of suspension bridge according to claim 1 twines silk section sealing protection coating structure, it is characterised in that described master
Cable（1）It is made up of multiply zinc-coated wire.
3. a kind of suspension bridge according to claim 1 or 2 twines silk section sealing protection coating structure, it is characterised in that described
Winding steel wire layer（2）Using diameter 4mm zinc-coated wire.
4. a kind of suspension bridge according to claim 3 twines silk section sealing protection coating structure, it is characterised in that described twines
Around steel wire floor（2）Using circular winding steel wire or S type winding steel wires.
5. a kind of suspension bridge according to claim 1 or 2 twines silk section sealing protection coating structure, it is characterised in that described
Chlorosulfonated polyethylene be wrapped belt（4）Using the chlorosulfonated polyethylene composite band of three-decker.
6. a kind of suspension bridge according to claim 5 twines silk section sealing protection coating structure, it is characterised in that described chlorine
The intermediate layer of sulfonated polyethylene composite band is fabric reinforcement, and other two layers are CSM layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621477525.5U CN206553934U (en) | 2016-12-30 | 2016-12-30 | Suspension bridge twines silk section sealing protection coating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621477525.5U CN206553934U (en) | 2016-12-30 | 2016-12-30 | Suspension bridge twines silk section sealing protection coating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206553934U true CN206553934U (en) | 2017-10-13 |
Family
ID=60359337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621477525.5U Active CN206553934U (en) | 2016-12-30 | 2016-12-30 | Suspension bridge twines silk section sealing protection coating structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305035A (en) * | 2020-03-31 | 2020-06-19 | 广州珠江黄埔大桥建设有限公司 | Bridge stay cable heat insulation and fire resistance protection structure and construction method thereof |
| CN113605234A (en) * | 2021-08-31 | 2021-11-05 | 江苏中矿大正表面工程技术有限公司 | Fireproof outer layer isolation system for bridge stay cable |
| WO2022199053A1 (en) * | 2021-03-26 | 2022-09-29 | 江苏法尔胜缆索有限公司 | Fire-resistant structure of durable super-large-span double-tower suspension bridge cable system |
-
2016
- 2016-12-30 CN CN201621477525.5U patent/CN206553934U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305035A (en) * | 2020-03-31 | 2020-06-19 | 广州珠江黄埔大桥建设有限公司 | Bridge stay cable heat insulation and fire resistance protection structure and construction method thereof |
| WO2022199053A1 (en) * | 2021-03-26 | 2022-09-29 | 江苏法尔胜缆索有限公司 | Fire-resistant structure of durable super-large-span double-tower suspension bridge cable system |
| CN113605234A (en) * | 2021-08-31 | 2021-11-05 | 江苏中矿大正表面工程技术有限公司 | Fireproof outer layer isolation system for bridge stay cable |
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