CN215947891U - Steel bridge deck pavement structure - Google Patents
Steel bridge deck pavement structure Download PDFInfo
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- CN215947891U CN215947891U CN202120889207.4U CN202120889207U CN215947891U CN 215947891 U CN215947891 U CN 215947891U CN 202120889207 U CN202120889207 U CN 202120889207U CN 215947891 U CN215947891 U CN 215947891U
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- modified resin
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Abstract
The utility model relates to a steel bridge deck pavement structure, belongs to the technical field of bridge deck pavement, and solves the technical problems of complex structure, high cost and long construction period of the existing bridge deck pavement structure. The steel bridge deck pavement structure comprises a modified resin layer, wherein the modified resin layer is arranged on a steel bridge deck; the mosaic layer comprises a plurality of stone particles, the stone particles comprise a first section and a second section, and the first section of the stone particles is bonded with the modified resin layer; and the travelling crane functional layer is laid on the surface of the modified resin layer, and the second section of the stone particles is embedded into the travelling crane functional layer. This steel bridge deck pavement structure has simple structure, and advantage with low costs can prevent effectively that the steel bridge deck from corroding to can connect with steel bridge deck stability, and can restrain the driving functional layer and not produce the horizontal slip displacement, the guarantee structure of mating formation and the common atress of steel bridge deck warp in coordination, and the inlayer can also prevent effectively that driving functional layer stress from concentrating, reduces the probability that driving functional layer produced crack and rut, and the durability is stronger.
Description
Technical Field
The utility model belongs to the technical field of bridge deck pavement, and particularly relates to a steel bridge deck pavement structure.
Background
The pavement of a steel bridge deck is a worldwide problem, and a multi-layer pavement structure (4-10 layers) is usually adopted at present, for example, epoxy anti-corrosion primer, an epoxy asphalt waterproof layer, epoxy asphalt concrete, an epoxy asphalt bonding layer and epoxy asphalt concrete (or asphalt mixture) are adopted for paving an epoxy asphalt concrete bridge deck; the pouring type asphalt concrete adopts anticorrosive primer, a waterproof layer, a bonding layer and pouring type asphalt concrete (or asphalt mixture). The number of layers of the pavement structure is large, and the technical problems of complex structure, high cost and long construction period exist.
SUMMERY OF THE UTILITY MODEL
The utility model provides a steel bridge deck pavement structure, which is used for solving the technical problems of complex structure, high cost and long construction period of the existing bridge deck pavement structure.
The utility model is realized by the following technical scheme: a steel deck pavement structure, comprising:
the modified resin layer is arranged on the steel bridge deck;
a mosaic layer comprising a plurality of stone particles, the stone particles comprising a first section and a second section, and the first section of the stone particles being bonded to the modified resin layer;
and the traveling crane functional layer is laid on the surface of the modified resin layer, and the second sections of the stone particles are embedded into the traveling crane functional layer.
Further, in order to better implement the present invention, the modified resin layer is a layered structure made of a modified methacrylic resin, a modified polymethacrylic resin, or a modified polyurea resin.
In order to better implement the utility model, the coating amount of the modified resin layer is 1.0kg per square meter to 3.0kg per square meter.
Further, in order to better implement the present invention, the thickness of the modified resin layer is 1mm to 3 mm.
Further, in order to better implement the present invention, the stone particles are basalt, diabase or corundum.
Further, in order to better implement the utility model, the stone particles have a grain size of 2mm to 4 mm.
Further, in order to better implement the utility model, the stone particles have a grain size of 3mm to 5 mm.
Further, in order to better implement the utility model, the stone particles have a grain size of 5mm to 10 mm.
Further, in order to better realize the utility model, the driving function layer is a laminated structure made of the modified asphalt mastic macadam mixture.
Further, in order to better realize the utility model, the thickness of the traffic function layer is 25mm-60 mm.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a steel bridge deck pavement structure which comprises a modified resin layer, an inlay layer and a travelling crane functional layer, wherein the modified resin layer is arranged on the steel bridge deck, the inlay layer comprises a plurality of stone particles, each stone particle comprises a first section and a second section, the modified resin layer is embedded in the first section of the stone particle, the travelling crane functional layer is laid on the surface of the modified resin layer, and the travelling crane functional layer is embedded in the second section of the stone particle. The steel bridge deck pavement structure with the structure has the advantages of simple structure and low cost, high and low temperature resistance, water resistance, corrosion resistance, durability, strength and deformation following performance are achieved by means of the modified resin, a waterproof, corrosion resistance and skid resistance layer is formed on a smooth steel bridge deck, corrosion of the steel bridge deck is effectively prevented, the steel bridge deck is firmly bonded with the steel bridge deck, the embedded layer is embedded between the modified resin layer and the driving functional layer, horizontal sliding displacement is prevented from being generated in the driving functional layer, common stress of the pavement structure and the steel bridge deck is guaranteed, deformation is achieved in a coordinated mode, meanwhile, construction time is greatly shortened by means of the characteristic of high curing speed of the modified resin, the embedded layer is embedded into the driving functional layer as a shear key, an interlayer embedding and extruding structure is formed, stress concentration is effectively prevented, the probability of cracks and ruts generated in the driving functional layer is reduced, and the durability of the steel bridge deck pavement structure is stronger.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a steel bridge deck pavement structure provided by the embodiment of the utility model;
fig. 2 is a partially enlarged view of the area a in fig. 1.
In the figure:
1-a modified resin layer;
2-steel bridge deck;
3-a damascene layer; 31-stone particles; 311-a first section; 312 — a second section;
4-traffic functional layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Example 1:
the embodiment provides a steel bridge deck pavement structure for solve present bridge deck pavement structure and have the technical problem that the structure is complicated, with high costs and construction cycle is long.
This bridge deck pavement structure includes modified resin layer 1, inlay layer 3 and driving functional layer 4, specifically:
the modified resin layer 1 is arranged on the steel bridge deck 2, and the modified resin in a liquid state is coated on the steel bridge deck 2 to form the modified resin layer 1 during construction, and in addition, before the modified resin is coated, the steel bridge deck 2 needs to be subjected to sand blasting for rust removal, the cleanliness Sa2.5 grade of the steel bridge deck 2 is ensured, the roughness is 80-120 mu m, and the modified resin layer 1 is uniformly coated on the steel bridge deck 2.
The inlay layer 3 includes a plurality of stone particles 31, and the first section 311 of the stone particles 31 is bonded to the modified resin layer 1. In concrete construction, immediately after the modified resin in a liquid state is coated on the steel deck 2, a plurality of stone particles 31 are uniformly sprinkled on the surface of the modified resin layer 1, and by the weight of the stone particles 31, a part of the stone particles 31 will sink into the modified resin layer 1, but the stone particles 31 will not sink completely into the modified resin layer 1, and the part of the stone particles 31 sinking into the modified resin layer 1 is defined as a first section 311 of the stone particles 31, so that the effect of embedding the stone particles 31 into the modified resin layer 1 is achieved, so that the first section 311 of the stone particles 31 is embedded into the modified resin layer 1. When the modified resin in a liquid state is cured, the stone particles 31 are firmly joined with the modified resin layer 1 to form an integral body, and it is understood that the modified resin layer 1 in which the inlay layer 3 is embedded can be regarded as a waterproof, anticorrosive and slip-resistant layer. It should be noted that the rock particles 31 of this embodiment are used in an amount of 2.8kg per square meter to about 3.2kh per square meter, for example about 3kg per square meter.
The traffic function layer 4 is laid on the surface of the modified resin layer 1, and the second section 312 of the stone particles 31 is embedded in the traffic function layer 4. In particular, the traffic function layer 4 is in fact a wearing layer intended to come into direct contact with the vehicle tyre. The stone particles 31 are embedded into the driving functional layer 4, and the stone particles 31 embedded into the driving functional layer 4 are partially defined into the second section 312 of the stone particles 31, so that the internal stress of the driving functional layer 4 can be dispersed, the internal stress concentration of the driving functional layer 4 is effectively avoided, the probability of cracks and ruts generated on the driving functional layer 4 is reduced, and the steel bridge deck pavement structure is stronger in durability. And building stones granule 31 imbeds driving functional layer 4, can make driving functional layer 4 and building stones granule 31 be connected firmly to avoid driving functional layer 4 to produce the horizontal slip displacement, it should explain that, have the face of bonding between driving functional layer 4 and the modified resin layer 1, also the driving functional layer 4 bonds on modified resin layer 1 surface, further prevent driving functional layer 4 horizontal slip displacement, in order to ensure whole structure of mating formation and steel bridge floor 2 atress jointly, deformation in coordination.
The steel bridge deck pavement structure can effectively shorten the construction time by virtue of the characteristic of high curing speed of the modified resin. The steel bridge deck pavement structure only comprises the modified resin layer 1, the embedded layer 3 and the traveling functional layer 4, and is simple in structure, low in cost, convenient and quick to construct and free of special construction machines and strict technological requirements. With the help of the waterproof and anti-corrosion characteristics of the modified resin, the modified resin layer 1 can protect the steel bridge deck 2, so that the steel bridge deck 2 cannot be contacted with water, and the corrosion probability of the steel bridge deck 2 is reduced.
Example 2:
the bridge deck pavement structure that this embodiment provided includes modified resin layer 1, inlay layer 3 and driving functional layer 4, specifically:
the modified resin layer 1 is arranged on the steel bridge deck 2, and the modified resin in a liquid state is coated on the steel bridge deck 2 to form the modified resin layer 1 during construction, and in addition, before the modified resin is coated, the steel bridge deck 2 needs to be subjected to sand blasting for rust removal, the cleanliness Sa2.5 grade of the steel bridge deck 2 is ensured, the roughness is 80-120 mu m, and the modified resin layer 1 is uniformly coated on the steel bridge deck 2.
The inlay layer 3 includes a plurality of stone particles 31, and the first section 311 of the stone particles 31 is bonded to the modified resin layer 1. In concrete construction, immediately after the modified resin in a liquid state is coated on the steel deck 2, a plurality of stone particles 31 are uniformly sprinkled on the surface of the modified resin layer 1, and by the weight of the stone particles 31, a part of the stone particles 31 will sink into the modified resin layer 1, but the stone particles 31 will not sink completely into the modified resin layer 1, and the part of the stone particles 31 sinking into the modified resin layer 1 is defined as a first section 311 of the stone particles 31, so that the effect of embedding the stone particles 31 into the modified resin layer 1 is achieved, so that the first section 311 of the stone particles 31 is embedded into the modified resin layer 1. When the modified resin in a liquid state is cured, the stone particles 31 are firmly joined with the modified resin layer 1 to form an integral body, and it is understood that the modified resin layer 1 in which the inlay layer 3 is embedded can be regarded as a waterproof, anticorrosive and slip-resistant layer.
The traffic function layer 4 is laid on the surface of the modified resin layer 1, and the second section 312 of the stone particles 31 is embedded in the traffic function layer 4. In particular, the traffic function layer 4 is in fact a wearing layer intended to come into direct contact with the vehicle tyre. The stone particles 31 are embedded into the driving functional layer 4, and the stone particles 31 embedded into the driving functional layer 4 are partially defined into the second section 312 of the stone particles 31, so that the internal stress of the driving functional layer 4 can be dispersed, the internal stress concentration of the driving functional layer 4 is effectively avoided, the probability of cracks and ruts generated on the driving functional layer 4 is reduced, and the steel bridge deck pavement structure is stronger in durability. And building stones granule 31 imbeds driving functional layer 4, can make driving functional layer 4 and building stones granule 31 be connected firmly to avoid driving functional layer 4 to produce the horizontal slip displacement, it should explain that, have the face of bonding between driving functional layer 4 and the modified resin layer 1, also the driving functional layer 4 bonds on modified resin layer 1 surface, further prevent driving functional layer 4 horizontal slip displacement, in order to ensure whole structure of mating formation and steel bridge floor 2 atress jointly, deformation in coordination.
The steel bridge deck pavement structure can effectively shorten the construction time by virtue of the characteristic of high curing speed of the modified resin. The steel bridge deck pavement structure only comprises the modified resin layer 1, the embedded layer 3 and the traveling functional layer 4, and is simple in structure, low in cost, convenient and quick to construct and free of special construction machines and strict technological requirements. With the help of the waterproof and anti-corrosion characteristics of the modified resin, the modified resin layer 1 can protect the steel bridge deck 2, so that the steel bridge deck 2 cannot be contacted with water, and the corrosion probability of the steel bridge deck 2 is reduced.
As an optional implementation manner of this embodiment, the modified resin layer 1 in this embodiment is a layered structure made of a modified methacrylic resin, a modified polymethacrylic resin, or a modified polyurea resin, that is, the modified resin is one of a modified methacrylic resin, a modified polymethacrylic resin, or a modified polyurea resin. Optionally, the coating amount of the modified resin in the modified resin layer 1 is 1.0kg per square meter to 3.0kg per square meter, such as 1.0kg per square meter, 2.0kg per square meter or 3.0kg per square meter. And the thickness of the modified resin layer 1 is 1mm-3 mm.
As an alternative embodiment of this embodiment, the stone particles 31 in this embodiment are made of one of basalt, diabase, or corundum. The grain size of the stone particles 31 is determined by the thickness of the traffic function layer 4, the thickness of the traffic function layer 4 in the embodiment is set to be 25mm-60mm, for example, the thickness of the traffic function layer 4 can be set to be 25mm, 40mm, 60mm, respectively corresponding to the modified resin layers 1 of 1mm, 2mm and 3mm, for example, the modified resin layer 1 of 1mm corresponds to the traffic function layer 4 of 25mm, the modified resin layer 1 of 2mm corresponds to the traffic function layer 4 of 40mm, and the modified resin layer 1 of 3mm corresponds to the traffic function layer 4 of 60 mm. When the thickness of the traffic function layer 4 is 25mm, the grain diameter of the stone particles 31 is set to be 2mm-4 mm; when the thickness of the traffic function layer 4 is 40mm, the grain diameter of the stone particles 31 is set to be 3mm-5 mm; when the thickness of the traffic function layer 4 is 60mm, the grain size of the stone particles 31 is set to 5mm to 10 mm.
The functional layer 4 in this embodiment is a layered structure made of a mixture of modified asphalt and mastic macadam, and the modified asphalt is one of SBS modified asphalt, high-viscosity modified asphalt, high-elasticity modified asphalt, high-viscosity high-elasticity modified asphalt, or high-viscosity high-toughness modified asphalt.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (9)
1. The utility model provides a steel bridge deck pavement structure which characterized in that includes:
the modified resin layer (1), the modified resin layer (1) is arranged on the steel bridge deck (2);
a mosaic layer (3) comprising a number of stone particles (31), the stone particles (31) comprising a first section (311) and a second section (312), and the first section (311) of the stone particles (31) being bonded to the modified resin layer (1);
the travelling crane functional layer (4) is laid on the surface of the modified resin layer (1), and the second sections (312) of the stone particles (31) are embedded into the travelling crane functional layer (4).
2. The steel deck pavement structure according to claim 1, wherein: the coating weight of the modified resin layer (1) is 1.0kg per square meter to 3.0kg per square meter.
3. The steel deck pavement structure according to claim 2, wherein: the thickness of the modified resin layer (1) is 1mm-3 mm.
4. The steel deck pavement structure according to claim 1, wherein: the stone particles (31) are basalt, diabase or carborundum.
5. The steel deck pavement structure according to claim 4, wherein: the stone particles (31) have a particle size of 2mm to 4 mm.
6. The steel deck pavement structure according to claim 4, wherein: the stone particles (31) have a particle size of 3mm to 5 mm.
7. The steel deck pavement structure according to claim 4, wherein: the stone particles (31) have a particle size of 5mm to 10 mm.
8. A steel deck pavement structure according to any one of claims 1-7, wherein: the functional running layer (4) is a layered structure made of a modified asphalt mastic macadam mixture.
9. The steel deck pavement structure according to claim 8, wherein: the thickness of the traffic function layer (4) is 25mm-60 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120889207.4U CN215947891U (en) | 2021-04-27 | 2021-04-27 | Steel bridge deck pavement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120889207.4U CN215947891U (en) | 2021-04-27 | 2021-04-27 | Steel bridge deck pavement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215947891U true CN215947891U (en) | 2022-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120889207.4U Active CN215947891U (en) | 2021-04-27 | 2021-04-27 | Steel bridge deck pavement structure |
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| CN (1) | CN215947891U (en) |
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2021
- 2021-04-27 CN CN202120889207.4U patent/CN215947891U/en active Active
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