CN208219412U - A kind of main rope of suspension bridge cladding sealing protection composite construction - Google Patents
A kind of main rope of suspension bridge cladding sealing protection composite construction Download PDFInfo
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- CN208219412U CN208219412U CN201820485035.2U CN201820485035U CN208219412U CN 208219412 U CN208219412 U CN 208219412U CN 201820485035 U CN201820485035 U CN 201820485035U CN 208219412 U CN208219412 U CN 208219412U
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- thermal expansion
- type sealant
- sealant layer
- wrapped
- erosion type
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- 238000007789 sealing Methods 0.000 title claims abstract description 27
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 239000000725 suspension Substances 0.000 title claims abstract description 16
- 239000002131 composite material Substances 0.000 title claims abstract description 14
- 238000005253 cladding Methods 0.000 title claims abstract description 11
- 239000000565 sealant Substances 0.000 claims abstract description 50
- 230000003628 erosive effect Effects 0.000 claims abstract description 47
- 239000011248 coating agent Substances 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 claims abstract description 11
- 239000010410 layer Substances 0.000 claims description 41
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000012943 hotmelt Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 239000011247 coating layer Substances 0.000 claims description 4
- 238000004073 vulcanization Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 abstract description 11
- 238000005260 corrosion Methods 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000001070 adhesive effect Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 4
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000004005 microsphere Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000002421 anti-septic effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005518 electrochemistry Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 229920002681 hypalon Polymers 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000011253 protective coating Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000004526 silane-modified polyether Substances 0.000 description 2
- 239000004432 silane-modified polyurethane Substances 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000003707 silyl modified polymer Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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- Ropes Or Cables (AREA)
Abstract
A kind of main rope of suspension bridge cladding sealing protection composite construction, it from inside to outside successively include thermal expansion resistance erosion type sealant layer and the belt that is wrapped from cable surface, thermal expansion resistance erosion type sealant layer is connected to cable surface between the belt that is wrapped by blade coating mode, and the belt that is wrapped is combined as a whole by cladding hot melting way and thermal expansion resistance erosion type sealant layer.While the utility model can be improved sealing, filling and adhesive property between main push-towing rope surface and the band that is wrapped, also greatly improve the waterproof, anti-corrosion and durability of whole system, entire composite structural design is environmentally protective, efficiently durable, the service life of entire main push-towing rope is significantly improved, the later maintenance frequency and expense are reduced.
Description
Technical field
The utility model relates to a kind of main rope of suspension bridge to coat sealing protection composite construction, belong to science of bridge building corrosion protection
Technical field.
Background technique
Main push-towing rope is suspension bridge " lifeline ", is most important primary structure member, and existing main push-towing rope also has non-exchange property.Mesh
There are two main classes for the sealing protection technology of preceding China's main rope of suspension bridge, first is that China traffic industry standard JT/T 694-2007 is " outstanding
Cable bridge main push-towing rope system anticorrosive coating technical conditions " specified in coating material matching system；Second is that introducing or using for reference the U.S.
The Cableguard of D.S.Brown companyTMPreventing rubber band coats sealing protection technology.
CableguardTMBuffer zone and the similar buffer zone product main material of domestic independent research are lateral connection
Chlorosulfonated polyethylene polymer, is generally made of three-decker, and two sides are basic material, and centre is polyester fiber reinforcing network.Packet
Covering sealing protection technical approach is flexible protective band to be wrapped on cable, then make flexible protective band by way of heating pressurization
Gluing is on cable.It coats sealed protective structure and is made of four-layer structure: first layer is heavy anticorrosive zinc slurry, in steel wire table
Face formation corrosion protective covering, 90 μm of thickness of dry film；The second layer, will be between steel wire to be greasy as the anticorrosion sealant of base using silicon class rubber
Gap it is completely enclosed live；Third layer is winding steel wire.Winding steel wire clamps the parallel steel wire for forming main push-towing rope, keeps main push-towing rope
It is closely knit；4th layer is winding belt.Buffer zone is wrapped on main push-towing rope, winding overlapping widths are the 50% of bandwidth, folded and position
It is combined using hot melt.Complete cure, the installation that is wrapped, heating fuse anticorrosion belt after vulcanizing to buffer zone in process of production
And shrink together, it is externally formed with closed anticorrosion set.
The buffer zone wound is heated twice, each 3min.Heating temperature, which is 138 DEG C, (should carry out examination to add when beginning
Heat, verifies whether this temperature and heating time are well combined material, otherwise should suitably increase the time or improve temperature, but highest
Temperature is no more than 150 DEG C).To guarantee that operation is continuous, every working face is carried out using two sets of heating muffs.It is existing to be wrapped using artificial
Or winding and packing machine operates, the helical angle for being easy to cause flexible protective band to be wrapped in construction is unable to control, and flexible protective band is caused to overlap
Slice width degree is inconsistent, and the stability for the quality that is wrapped is poor, and phenomena such as being easy to appear relaxation between mouth, falling off is overlapped after heating；In addition
" S " shaped steel wire of main push-towing rope winding uses corrosion protective coating technology, and face joint gap, which relies primarily on, to be wrapped after band hot melt contraction
Closing, it is difficult to guarantee sealing effect；Third is that being wrapped after hot melt, (Guo Chongyang " Cableguard is not adhered on main push-towing rope surface effectively to bandTM
Cables rubber anti-corrosive band " " Shanxi transport science and techonologies " in December, 2003 supplementary issue 2), do not simply fail to effective sealing off gap so,
And one can not be formed therebetween, cause corrosive medium easily to immerse, and rapidly along interface between the two, gap etc. to
Entire main push-towing rope sprawling, that is, break through, be damaged comprehensively, cause very big hidden danger safely to the anti-corrosion of entire main push-towing rope, greatly reduce
The protecting effect of entire main push-towing rope cladding sealed protective structure.In addition, the open coating paint in construction site, to engineering-environment and water
Body etc. all causes obviously to damage.
Summary of the invention
In order to overcome existing above-mentioned deficiency, the utility model provides a kind of main rope of suspension bridge cladding sealing protection composite junction
Structure, while sealing, filling and adhesive property between main push-towing rope surface and the band that is wrapped can be significantly improved, moreover it is possible to greatly improve entirely
Waterproof, anti-corrosion and the durability of system, it is environmentally protective, efficiently durable, it is remarkably improved the service life of entire main push-towing rope, after reduction
Phase maintenance frequency and expense.
The utility model solve its technical problem the technical solution adopted is that: from cable surface from inside to outside successively include heat
Expansion resistance erosion type sealant layer and be wrapped belt, thermal expansion resistance erosion type sealant layer by blade coating mode be connected to cable surface with
It is wrapped between belt, the belt that is wrapped is combined as a whole by cladding hot melt heating method and thermal expansion resistance erosion type sealant layer.
Compared with prior art, a kind of main rope of suspension bridge of the utility model coats sealing protection composite construction, eliminates master
The antiseptic oil paint layer on cable wrapping surface, design use thermal expansion resistance erosion type sealant to seal existing wrapping surface, not only effectively seal
Close related voids, gap and wrapping matrix be intimately associated to be formed electrochemistry one and effectively play itself resistance corrosion energy, also with twine
Belting layer close adhesion prevents extraneous corrosive medium infiltration and sprawling；Hot melt heating can also be made full use of to realize the effective of each layer
Connection, thermal expansion resistance erosion type sealant can complete cure and volume expansion, not only colloid itself mechanical property is obviously improved, also into
One step enhances gap sealing and the two-way adhesive effect with wrapping, winding band, and it is multiple to significantly improve entire cladding sealing protection
Close the sealing corrosion effect of structure.This compound protective coating structure is also environmentally protective while solving prior art problem；?
While improving main cable protection service life, the later maintenance frequency can also be reduced, substantially save maintenance, maintenance cost.Entirely
Design it is reasonable, environmentally protective, it is energy-efficient, have economic and social profit outstanding.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model one embodiment.
Fig. 2 is the structural schematic diagram of another embodiment of the utility model.
In figure: 1,11, cable surface, 2,22, thermal expansion resistance erosion type sealant layer, 3,33, be wrapped belt, 44, weather-proof face
Lacquer coat.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the protection scope of the utility model.
In the embodiment shown in fig. 1, main rope of suspension bridge includes cable surface 1, and thermal expansion thereon hinders erosion type sealant layer
2 and outer surface the belt 3 that is wrapped.After main push-towing rope wrapping, after 1 cleaning treatment of cable surface, blade coating thermal expansion resistance erosion type sealing
Glue forms thermal expansion resistance erosion type sealant layer 2, and be then wrapped on thermal expansion resistance erosion type sealant layer 2 band, by hot melt
The belt 3 that is wrapped is formed afterwards.
In the present embodiment, thermal expansion resistance erosion type sealant layer 2 can the preferably slow vulcanization thermal expansion resistance of one pack system
Erosion type sealant layer or bi-component thermal expansion resistance erosion type sealant layer, bondline thickness 0.2-1mm can be drunk according to construction site operating condition
Sentiment is whole, but must assure that entire main push-towing rope surface uniformly applies and load onto one layer of glue-line.
The modified thermal expansion resistance erosion type sealant layer of the acceptable preferably MS of thermal expansion resistance erosion type sealant layer 2, glue-line thickness
Spend 0.2-1mm.Existing silane modified polymer resin (the i.e. modified tree of MS can be used in the modified thermal expansion resistance erosion type sealant layer of MS
Rouge, including silane modified polyether resin M S, silicane-modified polyurethane resin SPUR or silane-modified resin STP, such as commercially available day
S303H, S203H of this clockization, the SPUR product of Mai Tu company of U.S. production and sales, the STP resin of the vertical safe production of Taizhou Rui Yang
Product etc.) preparation, MS thermal expansion resistance erosion type sealant caking property it is good, can well with main push-towing rope covering material chlorosulfonated polyethylene
And zinc-plated wrapping bonding, it is non-corrosive, sealing with it is Nian Jie reliable for a long time.
The resistance erosion type sealant layer 2 of thermal expansion used in the present embodiment is formed using thermal expansion resistance erosion type sealant coating, should
Thermal expansion resistance erosion type sealant is that the weight for accounting for the resistance entire weight of erosion type sealant is added in existing resistance erosion type sealant product
The intumescent hollow microsphere (such as Aksu-Expancel microballoon, the total hollow resin of Japan three) of the prior art of part 2-20%
And its specification etc..It, specifically can be according to heat such as the product that microsphere expansion temperature selectively-expandable temperature range is 80-150 DEG C of range
Glue-line heating degree determines when molten construction, it is generally preferable to the microspheres product of 80-100 DEG C of range.Thermal expansion resistance erosion type sealant
Production can be prepared according to existing resistance erosion type sealant product processes (such as Chinese patent CN201010243670.8,
CN201010243655.3；Technical papers such as " preparation and research of two-component silane modified polyether seal glue ", Wang Cuihua etc.,
09 phase in 2014 " bonding " etc., using the prior art and its enlightenment, not needing creative work be can be completed), it should be noted that
It is that microballoon raw material should control sealant temperature of charge below itself expansion temperature of selected micro-sphere material when being added, through dividing
It dissipates and uniformly continues to be the preparation for completing thermal expansion resistance erosion type sealant product used in the present embodiment according to prior art operation.Root
According to the slow vulcanization resistance erosion type sealant layer of existing one pack system or bi-component sealant technology, single group can equally be made according to the method described above
Divide slow vulcanization thermal expansion resistance erosion type sealant or bi-component to thermally expand resistance erosion type sealant, is lost to obtain the thermal expansion and hinder
Type sealant layer 2.
In another embodiment shown in Fig. 2, main rope of suspension bridge includes cable surface 11, and thermal expansion thereon hinders erosion type
Sealant layer 22 and the belt 33 that is wrapped of outer surface.After main push-towing rope wrapping, after 11 cleaning treatment of cable surface, blade coating heat is swollen
Swollen resistance erosion type sealant forms thermal expansion resistance erosion type sealant layer 22, then twines on thermal expansion resistance erosion type sealant layer 22
Band forms the belt 33 that is wrapped after hot melt, then in the weather-proof finishing coat of coating on belt 33 that is wrapped, can form weather-proof finishing coat
Coating 44.
In this second embodiment, one embodiment is compared, it can be according to being wrapped 33 situation of belt and protection requirements exist
Its 33 surface of belt increase, one layer of weather-proof topcoat 44 that be wrapped, 80-160 μm of coating layer thickness.Weather-proof topcoat 44 is preferably
Aqueous weather-proof topcoat 44,60-80 μm of coating layer thickness.The material of thermal expansion resistance erosion type sealant layer 22 used in the present embodiment
It selects and prepared as last embodiment.
The utility model eliminates the antiseptic oil paint layer on main push-towing rope wrapping surface, using cladding construction technology in heat-welding process,
Design uses thermal expansion resistance erosion type sealant to seal existing wrapping surface, not only effectively closes related voids, gap and wrapping base
Body is intimately associated to form electrochemistry one and effectively play itself resistance corrosion energy, also with 33 close adhesion of belt that is wrapped, prevents outer
The infiltration of boundary's corrosive medium and sprawling, and hot melt is made full use of to heat, excitation thermal expansion resistance erosion type sealant itself complete cure
And volume expansion, gap sealing and the two-way adhesive effect with wrapping, winding band are further increased, entire cladding is significantly improved
The sealing corrosion effect of sealing protection composite construction is effectively protected main push-towing rope operational safety, for a long time and economical operation.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, it is all according to the technical essence of the utility model, any simple modification and same variation are made to above embodiments, fallen
Enter within the protection scope of the utility model.
Claims (6)
1. a kind of main rope of suspension bridge coats sealing protection composite construction, it is characterized in that: from cable surface (1,11) from inside to outside according to
Secondary includes thermal expansion resistance erosion type sealant layer (2,22) and the belt that is wrapped (3,33), and thermal expansion resistance erosion type sealant layer (2,22) is logical
It crosses blade coating mode to be connected to cable surface (1,11) and be wrapped between belt (3,33), the belt that is wrapped (3,33) passes through cladding hot melt
Heating method is combined as a whole with thermal expansion resistance erosion type sealant layer (2,22).
2. a kind of main rope of suspension bridge according to claim 1 coats sealing protection composite construction, it is characterized in that: the heat
Expansion resistance erosion type sealant layer (2,22) is the slow vulcanization thermal expansion resistance erosion type sealant layer of one pack system, bondline thickness 0.2-1mm.
3. a kind of main rope of suspension bridge according to claim 1 coats sealing protection composite construction, it is characterized in that: the heat
Expansion resistance erosion type sealant layer (2,22) is bi-component thermal expansion resistance erosion type sealant layer, bondline thickness 0.2-1mm.
4. a kind of main rope of suspension bridge according to claim 1 coats sealing protection composite construction, it is characterized in that: the institute
Stating thermal expansion resistance erosion type sealant layer (2,22) is the modified thermal expansion resistance erosion type sealant layer of MS, bondline thickness 0.2-1mm.
5. a kind of main rope of suspension bridge according to any one of claims 1 to 4 coats sealing protection composite construction, feature
It is: on the surface of the belt that is wrapped (3,33) there are also one layer of weather-proof topcoat (44), 80-160 μm of coating layer thickness.
6. a kind of main rope of suspension bridge according to claim 5 coats sealing protection composite construction, it is characterized in that: described is resistance to
Wait topcoat (44) be aqueous weather-proof topcoat, 60-80 μm of coating layer thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820485035.2U CN208219412U (en) | 2018-04-08 | 2018-04-08 | A kind of main rope of suspension bridge cladding sealing protection composite construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820485035.2U CN208219412U (en) | 2018-04-08 | 2018-04-08 | A kind of main rope of suspension bridge cladding sealing protection composite construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208219412U true CN208219412U (en) | 2018-12-11 |
Family
ID=64514229
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|---|---|---|---|
| CN201820485035.2U Active CN208219412U (en) | 2018-04-08 | 2018-04-08 | A kind of main rope of suspension bridge cladding sealing protection composite construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305034A (en) * | 2020-03-31 | 2020-06-19 | 广州珠江黄埔大桥建设有限公司 | Heat-insulation fire-resistant protection structure for main cable of suspension bridge and construction method of heat-insulation fire-resistant protection structure |
-
2018
- 2018-04-08 CN CN201820485035.2U patent/CN208219412U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305034A (en) * | 2020-03-31 | 2020-06-19 | 广州珠江黄埔大桥建设有限公司 | Heat-insulation fire-resistant protection structure for main cable of suspension bridge and construction method of heat-insulation fire-resistant protection structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A composite structure for wrapping and sealing protection of main cable of suspension bridge Effective date of registration: 20211124 Granted publication date: 20181211 Pledgee: Industrial Bank Co.,Ltd. Shanghai Hongkou sub branch Pledgor: SHANGHAI QIHAI ANTI-CORROSION ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2021980013286 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231117 Granted publication date: 20181211 Pledgee: Industrial Bank Co.,Ltd. Shanghai Hongkou sub branch Pledgor: SHANGHAI QIHAI ANTI-CORROSION ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2021980013286 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A composite structure for wrapping, sealing and protecting the main cable of a suspension bridge Effective date of registration: 20231122 Granted publication date: 20181211 Pledgee: Industrial Bank Co.,Ltd. Shanghai Hongkou sub branch Pledgor: SHANGHAI QIHAI ANTI-CORROSION ENGINEERING TECHNOLOGY Co.,Ltd. Registration number: Y2023310000760 |