CN210946471U - Novel ocean anticorrosive support - Google Patents
Novel ocean anticorrosive support Download PDFInfo
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- CN210946471U CN210946471U CN201921333271.3U CN201921333271U CN210946471U CN 210946471 U CN210946471 U CN 210946471U CN 201921333271 U CN201921333271 U CN 201921333271U CN 210946471 U CN210946471 U CN 210946471U
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Abstract
The utility model relates to a bridge technical field, in particular to novel ocean anticorrosion support, including upper bracket board, spherical crown welt and the bottom suspension bedplate that from top to bottom sets gradually, the surface of upper bracket board, spherical crown welt and bottom suspension bedplate all is provided with the anticorrosive coating that adopts ocean anticorrosive material to make, sets up the anticorrosive coating through the surface at the upper bracket board of constituteing the support, spherical crown welt and bottom suspension bedplate, and the anticorrosive coating is made by the ocean anticorrosive material who is fit for the marine environment and uses for the corrosion resisting property of the support of this structure is higher, and life is longer under marine environment, and difficult corrosion damage has saved a large amount of maintenance costs of support.
Description
Technical Field
The utility model relates to a bridge technical field, in particular to novel ocean anticorrosion support.
Background
The support plays a very critical supporting role in the bridge structure, and the stability and the service life of the bridge support directly concern the use safety of the bridge.
The existing large-scale bridge support is generally made of metal materials, but the obvious difference of the environments of the support in the marine environment and the inland environment causes that the conventional bridge support for the continental environment cannot be suitable for the use of the marine environment, in the marine environment, the anticorrosion technology of the support metal materials is always a worldwide old and difficult problem, countries in the world compete to bring the corrosion technology into key fields for research, and according to the research, the corrosion of the marine environment to the bridge support is mainly divided into three types: the first is dissolved oxygen corrosion, the surface layer seawater contains rich dissolved oxygen, the dissolved oxygen is used as a depolarizer to obtain electrons, the electrons are reduced to hydroxyl ions, further form corrosion precipitates with iron ions, and then are oxidized by the dissolved oxygen in the water to form rust; the second is chloride ion corrosion, the content of chloride ions in the seawater accounts for about 55% of the total number of ions, and the chloride ions invade the surface of the marine steel structure through diffusion, capillary action, osmosis, electrochemical migration and other modes to damage a passivation film on the metal surface, form pitting corrosion and crevice corrosion to cause local corrosion of the bridge support steel structure, so that the damage is ineffective; the third is microbial corrosion, which is caused by the action of a layer of microbial film, so-called microbial film, and the corrosion process involves complex processes of numerous disciplines such as physics, chemistry, electrochemistry, materials science and biology, belonging to the electrochemical property, while the seawater contains a large amount of microbes, wherein the existence of corrosion and fouling microbes has strong hazard to marine steel structure facilities.
Therefore, a bridge bearing which can be suitable for the marine environment is needed to be designed so as to ensure the corrosion resistance, the stability and the long service life of the bridge bearing in the marine environment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the defects of the existing marine environment bridge support, the novel marine anti-corrosion support with good corrosion resistance, stability and long service life is provided.
In order to realize the purpose, the utility model discloses a technical scheme be:
novel ocean anticorrosive support, including upper bracket board, spherical crown welt and the bottom suspension bedplate that from top to bottom sets gradually, the surface of upper bracket board, spherical crown welt and bottom suspension bedplate all is provided with the anticorrosive coating that adopts ocean anticorrosive material to make.
The utility model discloses a novel ocean anticorrosion support sets up the anticorrosive coating through the surface at upper bracket board, spherical crown welt and the bottom suspension bedplate of constituteing the support, and the anticorrosive coating is made by the ocean anticorrosive material that is fit for the marine environment to use for the corrosion resisting property of the support of this structure is higher, and life is longer under the marine environment, and difficult corrosion damage has saved a large amount of maintenance costs of support.
As the preferred scheme of the utility model, anticorrosive coating includes nanometer epoxy paint layer.
As the preferred proposal of the utility model, the utility model also comprises a nanometer potential adjusting paint layer, the nanometer potential adjusting paint layer is arranged on the nanometer epoxy paint layer. The nano potential adjusting paint takes a nano material as a core, is used for adjusting corrosion potential in a corrosive atmosphere environment, is matched with the nano epoxy paint layer, further improves the corrosion resistance of the support under the marine environment, and prolongs the service life of the support.
As the preferred scheme of the utility model, still include nanometer propylene polyurethane lacquer layer, nanometer propylene polyurethane lacquer layer sets up on the nanometer potential regulation lacquer layer. The combination of the three anti-corrosion material layers enables the anti-corrosion effect of the support to be optimal, each anti-corrosion material layer is composed of conductive nano elements, electrons between the medium and the metal are allowed to freely move, the corrosion potential is improved by about 228mv by utilizing the characteristics of the nano materials, an electron-rich field is formed around the protected metal ions, and then a high-density passivation film is generated, and the metal surface is protected from being corroded by the corrosion medium.
As the utility model discloses a preferred scheme, be provided with the plane slide between upper bracket board and the spherical crown welt, the setting of plane slide part embedding is in spherical crown welt top surface. The plane sliding plate is installed in a partially embedded mode, so that the position of the plane sliding plate is prevented from moving, and the stability of the support of the structure is improved.
As the utility model discloses an optimal scheme, be provided with the sphere slide between spherical crown welt and the undersetting board, the setting of sphere slide part embedding is in undersetting board top surface. The spherical sliding plate is installed in a partially embedded mode, so that the position movement of the spherical sliding plate is avoided, and the stability of the support of the structure is further improved.
As the preferred scheme of the utility model, plane slide and sphere slide all adopt the ultra high molecular weight polyethylene to make. The plane sliding plate and the spherical sliding plate made of the ultra-high molecular weight polyethylene have better wear resistance, self-lubrication, impact resistance and corrosion resistance, and can further prolong the service life of the support of the structure in the marine environment.
As the utility model discloses a preferred scheme still including being used for connecting the coupling assembling of upper bracket board and bottom suspension bedplate, coupling assembling respectively with the connection can be dismantled to the bottom surface of upper bracket board and the side of bottom suspension bedplate.
As the preferred scheme of the utility model, the bottom of upper bracket board is provided with and is used for the restriction the stop gear that bottom suspension bedplate removed along bridge length direction and/or width direction. According to actual conditions, the limiting mechanisms are arranged on the lower support plate, the lower support plate is limited between the two limiting mechanisms along the two sides of the length direction of the bridge, or the limiting mechanisms are arranged on the lower support plate along the two sides of the width direction of the bridge, the lower support plate is prevented from moving along the length direction of the bridge, or the limiting mechanisms are respectively arranged on the four side walls of the lower support plate along the length direction of the bridge and the width direction of the bridge, so that the movement of the lower support plate is avoided to the greatest extent, and the overall stability of the support with the structure is ensured.
To sum up, owing to adopted above-mentioned technical scheme, the utility model discloses a novel anticorrosive support in ocean's beneficial effect is:
the anti-corrosion layer is arranged on the surfaces of the upper support plate, the spherical crown lining plate and the lower support plate which form the support, and is made of marine anti-corrosion materials suitable for marine environment, so that the support with the structure has high corrosion resistance, long service life in the marine environment, low possibility of corrosion and damage and low maintenance cost;
the combination of the three anti-corrosion material layers enables the anti-corrosion effect of the support to be optimal, each anti-corrosion material layer is composed of conductive nano elements, electrons between the medium and the metal are allowed to freely move, the corrosion potential is improved by about 228mv by utilizing the characteristics of the nano materials, an electron-rich field is formed around the protected metal ions, and then a high-density passivation film is generated, and the metal surface is protected from being corroded by the corrosion medium.
Drawings
FIG. 1 is a cross-sectional view of the novel marine anti-corrosion support of the present invention along the length direction of a bridge;
FIG. 2 is a cross-sectional view of the novel marine anti-corrosion support of the present invention along the width direction of the bridge;
FIG. 3 is a schematic cross-sectional view of the anticorrosive coating according to the present invention;
FIG. 4 is a cross-sectional view of the transverse movable support saddle in embodiment 2 taken along the width direction of the bridge;
FIG. 5 is a cross-sectional view of the transverse movable support saddle in embodiment 2 taken along the length of the bridge;
FIG. 6 is a cross-sectional view of the longitudinal traveling support in embodiment 2 taken along the width of the bridge;
FIG. 7 is a cross-sectional view of the longitudinal movable support saddle in embodiment 2 taken along the length of the bridge;
FIG. 8 is a cross-sectional view of the fixing mount in embodiment 2 taken along the width of the bridge;
fig. 9 is a sectional view of the fixing mount in embodiment 2 taken along the length of the bridge.
Reference numerals
1-upper support plate, 2-spherical cap lining plate, 3-lower support plate, 4-anticorrosive layer, 41-nano epoxy paint layer, 42-nano potential adjusting paint layer, 43-nano acrylic polyurethane paint layer, 5-plane sliding plate, 6-spherical sliding plate, 7-connecting assembly, 71-metal workpiece, 72-bolt, 8-limiting mechanism, 81-block structure and 82-connecting piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1-3, novel ocean anticorrosion support, including upper bracket board 1, spherical crown welt 2 and the undersetting board 3 that from top to bottom set gradually, the bottom surface of upper bracket board 1 with the connection can be dismantled through coupling assembling 7 to the side of undersetting board 3, the surface of upper bracket board 1, spherical crown welt 2 and undersetting board 3 all is provided with the anticorrosive coating 4 that adopts ocean anticorrosive material to make, anticorrosive coating 4 includes by interior nanometer epoxy paint layer 41, nanometer electric potential regulation paint layer 42, the nanometer propylene polyurethane paint layer 43 that sets gradually outside.
In the novel marine corrosion-resistant support of the embodiment, the connecting assembly 7 preferably comprises a "7" type metal workpiece 71 and a bolt 72 arranged thereon, so that the bottom surface of the upper support plate 1 and the side surface of the lower support plate 3 are fixedly connected through the metal workpiece 71 and at least two bolts 72, and the stability of the relative structure of the upper support plate 1 and the lower support plate 3 is ensured.
Furthermore, preferably, a marine anticorrosive material is adopted to carry out anticorrosive treatment on the upper support plate 1, the spherical crown lining plate 2 and the lower support plate 3, anticorrosive layers 4 are respectively prepared on the upper support plate 1, the spherical crown lining plate 2 and the lower support plate 3, and the anticorrosive layers 4 are prepared by laminating, coating and curing three different anticorrosive materials, wherein nano epoxy paint is adopted as a primer layer, nano potential adjusting paint is adopted as a middle layer, and nano acrylic polyurethane is adopted as a finish paint, so that the anticorrosive effect of the support is optimal through the combined arrangement of three special anticorrosive material layers, and each anticorrosive material layer is composed of conductive nano elements, electrons between a medium and metal are allowed to freely go and go, the corrosion potential is improved by about 228mv by utilizing the characteristics of the nano materials, an electron-rich field is formed around protected metal ions, and then a high-density passivation film is generated to protect the metal surface from being corroded by a corrosive medium, make the corrosion resisting property of the support of this structure higher, life is longer under marine environment, and difficult corrosion damage has saved a large amount of maintenance costs of support, and through detecting, the bridge beam supports that above-mentioned technical scheme made and traditional heavy anticorrosive treatment's bridge beam supports's performance test parameter contrast data as follows:
compared with the traditional bridge bearing prepared by heavy anti-corrosion treatment, the bridge bearing adopting the three special anti-corrosion material layers is longer in service life, lower in chloride ion permeability, better in ageing resistance, more adaptive to large changes of environmental temperature and better in environmental protection performance under the service environments of salt spray, salt water and the like similar to the marine environments, and can solve the technical problems of poor corrosion resistance, poor stability and short service life of the existing marine environment bridge bearing.
Preferably, be provided with plane slide 5 between upper bracket board 1 and the spherical crown welt 2, be provided with sphere slide 6 between spherical crown welt 2 and the undersetting board 3, the setting of 5 partial embeddings of plane slide is in 2 top surfaces of spherical crown welt, the setting of 6 partial embeddings of sphere slide is in 3 top surfaces of undersetting board, plane slide 5 and sphere slide 6 all adopt the ultra high molecular weight polyethylene to make. This embodiment is through adopting the mode of partial embedding to install plane slide 5 and spherical slide 6 respectively, make plane slide 5 and spherical slide 6 position itself be difficult to remove, guarantee the bridge freely stretch out and draw back and can turn to in the circumference under the effect of torque force at the horizontal direction, make bridge stable in structure, guarantee that the bridge is adapted to the effect of the non-directional torque force under the marine environment, and plane slide 5 and spherical slide 6 that adopt ultra high molecular weight polyethylene to make have better wearability, self-lubrication, impact resistance, corrosion resistance, also can further the life of the support of extension this structure under the marine environment.
Example 2
As shown in fig. 1 to 9, the novel marine corrosion protection support of this embodiment has the same structure as that of embodiment 1, except that: the bottom of the upper support plate 1 is provided with a limiting mechanism 8 for limiting the movement of the lower support plate 3 along the length direction and/or the width direction of the bridge.
In the novel marine anti-corrosion support of the embodiment, preferably, the limiting mechanism 8 is formed by extending a block structure 81 arranged at the bottom of the upper support plate 1 downwards in the height direction, a connecting member 82 is arranged between the limiting mechanism 8 and the lower support plate 3 to enable the limiting mechanism 8 and the lower support plate 3 to be connected stably, the lower support plate 3 is limited between the limiting mechanisms 8 oppositely arranged at two sides of the lower support plate 3 to avoid the position movement of the lower support plate 3, so as to further ensure the overall stability of the support of the structure, preferably, the limiting mechanism 8 can be arranged at two sides of the lower support plate 3 along the length direction of the bridge according to actual conditions to limit the lower support plate 3 to move along the width direction of the bridge to form a transverse movable support, or, the limiting mechanism 8 is arranged at two sides of the lower support plate 3 along the width direction of the bridge to limit the lower support plate 3 to move along the length direction of the bridge, form vertical movable support, or, set up stop gear 8 respectively on four lateral walls of bottom suspension bedplate along bridge length direction and width direction, form fixing support, the biggest removal of avoiding bottom suspension bedplate 3 guarantees the overall stability of the support of this structure, also can cancel stop gear 8's setting according to the concrete service environment of support, makes to form multidirectional movable support, makes the novel anticorrosive support's of ocean application scope of this structure wider.
The above embodiments are only used to illustrate the present invention and not to limit the technical solutions of the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, therefore, any modifications or equivalent replacements of the present invention can be made, and all technical solutions and modifications without departing from the spirit and scope of the present invention should be covered by the claims of the present invention.
Claims (6)
1. Novel anticorrosive support in ocean, including upper bracket board, spherical crown welt and the bottom suspension bedplate that from top to bottom sets gradually, its characterized in that: the surface of upper bracket board, spherical crown welt and bottom suspension bedplate all is provided with the anticorrosive coating that adopts ocean anticorrosive material to make, the anticorrosive coating includes nanometer epoxy paint layer, still includes nanometer potential control lacquer layer, nanometer potential control lacquer layer sets up on the nanometer epoxy lacquer layer, still includes nanometer propylene polyurethane lacquer layer, nanometer propylene polyurethane lacquer layer sets up on the nanometer potential control lacquer layer.
2. A novel marine corrosion protection mount as claimed in claim 1, wherein: a plane sliding plate is arranged between the upper support plate and the spherical crown lining plate, and the plane sliding plate is partially embedded into the top surface of the spherical crown lining plate.
3. A novel marine corrosion protection mount as claimed in claim 2, wherein: a spherical sliding plate is arranged between the spherical crown lining plate and the lower support plate, and the spherical sliding plate is partially embedded into the top surface of the lower support plate.
4. A novel marine corrosion protection mount as claimed in claim 3, wherein: the plane sliding plate and the spherical sliding plate are both made of ultra-high molecular weight polyethylene.
5. A novel marine corrosion protection mount according to any one of claims 1 to 4, wherein: still including being used for connecting the coupling assembling of upper bracket board and bottom suspension bedplate, coupling assembling respectively with the bottom surface of upper bracket board and the side of bottom suspension bedplate can be dismantled and be connected.
6. A novel marine corrosion protection mount according to any one of claims 1 to 4, wherein: and the bottom of the upper support plate is provided with a limiting mechanism for limiting the lower support plate to move along the length direction and/or the width direction of the bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921333271.3U CN210946471U (en) | 2019-08-16 | 2019-08-16 | Novel ocean anticorrosive support |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921333271.3U CN210946471U (en) | 2019-08-16 | 2019-08-16 | Novel ocean anticorrosive support |
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| CN210946471U true CN210946471U (en) | 2020-07-07 |
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| CN201921333271.3U Active CN210946471U (en) | 2019-08-16 | 2019-08-16 | Novel ocean anticorrosive support |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726396A (en) * | 2021-01-07 | 2021-04-30 | 中国港湾工程有限责任公司 | Ocean anticorrosion support |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726396A (en) * | 2021-01-07 | 2021-04-30 | 中国港湾工程有限责任公司 | Ocean anticorrosion support |
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Effective date of registration: 20220505 Address after: No. 508, 5th floor, building 6, No. 666, jinfenghuang Avenue, Jinniu high tech Industrial Park, Chengdu, Sichuan 610000 Patentee after: Sichuan tietuo Technology Co.,Ltd. Address before: No.99, jinfenghuang Avenue, Jinniu District, Chengdu, Sichuan 610081 Patentee before: SICHUAN TIECHUANG TECHNOLOGY Co.,Ltd. |