CN205617243U - Durable cement concrete bridge deck pavement structure with drainage function of making an uproar is fallen - Google Patents
Durable cement concrete bridge deck pavement structure with drainage function of making an uproar is fallen Download PDFInfo
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- CN205617243U CN205617243U CN201620241958.4U CN201620241958U CN205617243U CN 205617243 U CN205617243 U CN 205617243U CN 201620241958 U CN201620241958 U CN 201620241958U CN 205617243 U CN205617243 U CN 205617243U
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- 239000004567 concrete Substances 0.000 title claims abstract description 41
- 239000004568 cement Substances 0.000 title claims abstract description 31
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- 238000009434 installation Methods 0.000 claims description 27
- 238000005299 abrasion Methods 0.000 claims description 13
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Abstract
The utility model discloses a durable cement concrete bridge deck pavement structure with drainage function of making an uproar is fallen is provided with high performance cold -application waterproof bonding layer at the concrete bridge panel upper surface of punishment, high performance cold -application waterproof bonding layer goes up the durable high -modulus asphalt concrete of making, durable high -modulus asphalt concrete upper surface sets up the waterproof layer, the upper surface of waterproof layer is laid the cling compound and is fallen the drainage wearing and tearing thin layer of making an uproar. The modulus of durability high -modulus bituminous mixture through improving asphalt concrete, the deformation of road surface structure under the reduction vehicle loading improves the anti high warm deformation ability in road surface, delays the production of rut, adopt high performance waterproof bonding layer material, regard the punishment of concrete bridge panel, improve the mat formation bonding durability of surface course and cement concrete board of waterproof layer and pitch, the drainage wearing and tearing thin layer of making an uproar falls in the cling compound can the certain degree reduce the road surface noise, eliminates the surface gathered water, improves driving safety, has good social.
Description
Technical field
This utility model relates to a kind of deck installation structure, particularly relates to a kind of durable cement concrete deck installation structure with noise reduction drain function.
Background technology
Deck paving refers to ensure that vehicle safety, cosily by bridge floor, the thereon protective facing of making, is the important component part of bridge structure.Its role is to prevent wheel from directly wearing away carriageway plate, protection girder is from rainwater and the erosion of other harmful substance, and plays the effect of diffusion load.Quality and the durability of deck paving quality will directly influence the ride quality of automobile and the endurance quality of bridge structure.At present, cementing pump vehicle typically uses the Deck pavement of Double-layer asphalt concrete pavement+water-proof tack coat, through the scientific research in more than ten years, having defined material of paving course+thermal jet modified pitch, rubber asphalt and the epoxies binding agent that modified asphalt SMA, epoxy asphalt concrete and fiber and modified asphalt concrete are main is main water-proof tack coat material type.
But, continuous growth along with Modern Traffic road pavement performance requirement, people to road safety, comfortableness, environmental protection and resource reutilization etc. it is also proposed that higher requirement, although having been proposed for multiple deck installation structure at present, but the endurance quality of bridge deck structure, antiskid, draining, noise reduction, abrasion resistance not the most being well positioned to meet use requirement.
Because the defect that above-mentioned existing deck installation structure exists, this utility model people manufactures practical experience abundant for many years and Professional knowledge based on being engaged in this type of product design, and coordinate the utilization of scientific principle, actively the most in addition research and innovation, to founding a kind of novel durable cement concrete deck installation structure with noise reduction drain function so that it is have more practicality.Through constantly research, design, and after repeatedly studying sample and improving, finally create this utility model having practical value.
Utility model content
Main purpose of the present utility model is, overcome the defect that existing deck installation structure exists, and a kind of novel durable cement concrete deck installation structure with noise reduction drain function is provided, improve the endurance quality of bridge deck structure, antiskid, draining, noise reduction, abrasion resistance, thus more suitable for practicality, and there is the value in industry.
The purpose of this utility model and solve it and technical problem is that and realize by the following technical solutions.According to the durable cement concrete deck installation structure with noise reduction drain function that the utility model proposes, concrete slab upper surface is provided with high-performance cold-application water-proof tack coat, the described high-performance cold-application water-proof tack coat durable high-modulus asphalt concrete of upper surface making, described durable high-modulus asphalt concrete upper surface arranges waterproof layer, and described waterproof layer upper surface lays antiskid noise reduction draining abrasion thin layer.
Further, the aforesaid durable cement concrete deck installation structure with noise reduction drain function, described concrete slab upper surface is provided with cutting, groove depth is 3～10mm, being preferably 3～5mm, cutting width is 3～8mm, preferably 3mm, spacing between adjacent cutting is 10～30mm, preferably 20mm.
Further, the aforesaid durable cement concrete deck installation structure with noise reduction drain function, described durable high-modulus asphalt concrete thickness is 7～8cm.
Further, the aforesaid durable cement concrete deck installation structure with noise reduction drain function, described antiskid noise reduction draining abrasion thickness of thin layer is 2～3cm.
Further, the aforesaid durable cement concrete deck installation structure with noise reduction drain function, the thickness of described waterproof layer is 0.4mm～0.7mm.
Further, the aforesaid durable cement concrete deck installation structure with noise reduction drain function, described concrete slab upper surface is through cutting really up to the mark and sandblasting Shot Blasting, and the construction depth after process is 0.5～3mm.
Further, the aforesaid durable cement concrete deck installation structure with noise reduction drain function, described high-performance cold-application water-proof tack coat is water-base epoxy emulsified asphalt tack coat, is 0.8～1.0kg/m in described concrete slab upper surface spread quantity2。
Further, the aforesaid durable cement concrete deck installation structure with noise reduction drain function, described durable high-modulus asphalt concrete is the asphalt of hard grades of bitumen and the composition that gathers materials, described hard grades of bitumen is 100:5.0～6.0 with the ratio of the mass parts gathered materials, 0.075mm particle diameter gathers materials and accounts for the 4%～8% of gross weight of gathering materials, gather materials less than 4.75mm particle diameter and account for the 40%～60% of gross weight of gathering materials, the hard grades of bitumen wherein used, needle penetration 20-40 1/10mm, softening point ＞ 55 DEG C, 25 DEG C of ductility >=50cm.
Further, the aforesaid durable cement concrete deck installation structure with noise reduction drain function, described waterproof layer is SBS modified-high polymer emulsified asphalt coating, and consumption is 1.5～2.0kg/m2, wherein SBS modified-high polymer emulsified asphalt coating is the SBS modified emulsifying asphalt sold on market.
Further, the aforesaid durable cement concrete deck installation structure with noise reduction drain function, antiskid noise reduction draining abrasion thin layer is the compound of high glutinous elastomer Colophonium and mineral aggregate, and it is 100:4.5～5.5 that described height sticks the ratio of the elastomer Colophonium mass parts with mineral aggregate；Described mineral aggregate includes the basalt that limestone mineral powder, limestone machine-made sand and particle diameter are 4.75mm～9.5mm, described limestone mineral powder, limestone machine-made sand and particle diameter be the basaltic mass ratio of 4.75mm～9.5mm be 2～5:22～30:65～76, the height wherein used sticks elastomer Colophonium, use the waste rubber tyre powder of 30 mesh, rubber powder volume 20%, the height produced sticks 60 DEG C of dynamic viscosity ＞ 20000Pa.s of elastomer Colophonium, 5 DEG C of elastic return ＞ 70%.
By technique scheme, the durable cement concrete deck installation structure with noise reduction drain function of the present utility model at least has the advantage that
(1) durability High Modulus Asphalt Mixture is by improving the modulus of bituminous concrete, reduces the deformation of pavement structure under Vehicle Load, improves road surface high temperature deformation resistance ability, delay the generation of rut；
(2) use high-performance cold-application water-proof binding layer material, pay attention to the punishment of concrete slab, improve the adhesive durability of waterproof layer and asphalt pavement surface layer with cement concrete slab；Room temperature spread, colod-application, easy construction, and save the energy；
(3) high glutinous elastomer Colophonium class material of paving course, it is achieved recycling of garbage, has good social benefit；
(4) antiskid dewatering and noise reduction abrasion thin layer OGFC voidage 12%～15%, and has the bigger macrostructure degree of depth, has good antiskid, wear hardness, road rumble can be reduced to a certain extent, rainy day eliminates surface gathered water, reduces driving water smoke, improves travel safety.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be practiced according to the content of description, after describing in detail such as with preferred embodiment of the present utility model below.
Accompanying drawing explanation
Fig. 1 is the durable cement concrete deck installation structure schematic diagram that this utility model has noise reduction drain function；
Labelling implication in figure: 1. concrete slab, 2. high-performance cold-application water-proof tack coat, the most durable high-modulus asphalt concrete, 4. waterproof layer, 5. antiskid noise reduction draining abrasion thin layer.
Detailed description of the invention
By further illustrating the technological means and effect that this utility model taked by reaching predetermined utility model purpose, its detailed description of the invention of durable cement concrete deck installation structure, feature and the effect thereof with noise reduction drain function that the utility model proposes foundation, after describing in detail such as.
Embodiment 1
For industry's Bridge Surface Paving by Cement engineering, bridge floor uses asphalt concrete pavement.
First, processing cement concrete bridge deck plate, use minitype cutting machine cutting, groove depth is 3～5mm, wide 3mm, and between adjacent cutting, spacing is 20mm；Then carrying out Shot Blasting with shot-blasting machine, the power of shot-blasting machine is 15kw, ball blast gait of march 9m/min, detects with sand patch method, and construction depth is 0.61mm, obtains concrete slab 1.
Arranging high-performance cold-application water-proof tack coat 2 at concrete slab 1 upper surface, high-performance cold-application water-proof tack coat 2 is prepared by water-base epoxy emulsified asphalt, and the spread quantity of water-base epoxy emulsified asphalt is 0.8kg/m2。
Durable high-modulus asphalt concrete 3 thickness is 7cm, is arranged on the upper surface of high-performance cold-application water-proof tack coat 2.
Durable high-modulus asphalt concrete 3 is mixed with gathering materials by finished product hard grades of bitumen, the ratio of both mass parts is 100:5.3, grating is shown in Table 1, and wherein 0.075mm particle diameter gathers materials and accounts for gross weight ratio 7.6% of gathering materials, and accounts for, less than gathering materials of 4.75mm particle diameter, gross weight ratio 52.3% of gathering materials.
Table 1 durable high-modulus asphalt concrete design grating
Waterproof layer 4 is SBS modified-high polymer emulsified asphalt, is arranged on the upper surface of durable high-modulus asphalt concrete 3, and consumption is 1.8kg/m2, the thickness of waterproof layer 4 film is 0.6mm after testing.
Antiskid noise reduction draining abrasion thin layer 5 thickness is 2cm, it is arranged on the upper surface of waterproof layer 4, voidage is 14%, sticked elastomer Colophonium by height to be mixed with mineral aggregate, high glutinous elastomer Colophonium is 100:5.0 with the mass ratio of mineral aggregate, mineral aggregate is made up of limestone mineral powder, limestone machine-made sand and the basalt that particle diameter is 4.75mm～9.5mm, and the mass ratio of each component is 3:25:72.
The durable cement concrete deck installation structure to preparation with noise reduction drain function uses testing machine for mechanical properties, carry out the ITSM test of 15 DEG C of indirect tensile stiffness modulus, 15 DEG C of ITSM modulus of durable high-modulus asphalt concrete are 23797MPa, using GB asphalt mixture in track test method, the rut Dynamic stability of durable high-modulus asphalt concrete is 9489 times/mm.Result of the test illustrates, durable high-modulus asphalt concrete has higher modulus, and the high temperature anti-rut behavior of excellence, thus reduces the deformation of pavement structure under Vehicle Load, improves high temperature deformation resistance ability, extends the service life of deck paving.
Antiskid noise reduction draining abrasion are after thin layer construction terminates, and seep water Bridge Surface Paving by Cement, coefficient of friction, construction depth and noise test.Infiltration test result shows, antiskid noise reduction draining abrasion thin layer has good drainage performance；Coefficient of friction and construction depth test show, its macrostructure degree of depth is big, has more preferable antiskid performance, and travel safety is higher.
Car is interior and tire noise test result shows, compared with adjacent segments, lower noise 0.9 decibel in antiskid noise reduction draining abrasion thin layer car, tire noise reduces by 2.1 decibels.The Bridge Surface Paving by Cement structural behaviour testing result of lifting endurance quality of the present utility model is as shown in table 2.
Table 2 Site Detection result
| Pilot project | Result of the test | Technology requirement |
| Infiltration coefficient (ml/min) | ＞ 900 | / |
| Coefficient of friction pendulum value | 63 | ＞ 58 |
| Construction depth (mm) | 0.59 | ≥0.55 |
The above, it it is only preferred embodiment of the present utility model, not this utility model is made any pro forma restriction, although this utility model is disclosed above with preferred embodiment, but it is not limited to this utility model, any those skilled in the art, in the range of without departing from technical solutions of the utility model, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is the content without departing from technical solutions of the utility model, any simple modification above example made according to technical spirit of the present utility model, equivalent variations and modification, all still fall within the range of technical solutions of the utility model.
Claims (5)
1. a durable cement concrete deck installation structure with noise reduction drain function, it is characterized in that: concrete slab (1) upper surface is provided with high-performance cold-application water-proof tack coat (2), the described high-performance durable high-modulus asphalt concrete of cold-application water-proof tack coat (2) upper surface making (3), described durable high-modulus asphalt concrete (3) upper surface arranges waterproof layer (4), and described waterproof layer (4) upper surface lays antiskid noise reduction draining abrasion thin layer (5).
The durable cement concrete deck installation structure with noise reduction drain function the most according to claim 1, it is characterized in that: described concrete slab (1) upper surface is provided with cutting, groove depth is 3～10mm, cutting width is 3～8mm, and the spacing between adjacent cutting is 10～30mm.
The durable cement concrete deck installation structure with noise reduction drain function the most according to claim 1 and 2, it is characterised in that: described durable high-modulus asphalt concrete (3) thickness is 7～8cm.
The durable cement concrete deck installation structure with noise reduction drain function the most according to claim 1 and 2, it is characterised in that: described antiskid noise reduction draining abrasion thin layer (5) thickness is 2～3cm.
The durable cement concrete deck installation structure with noise reduction drain function the most according to claim 1 and 2, it is characterised in that: the thickness of described waterproof layer (4) is 0.4mm～0.7mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620241958.4U CN205617243U (en) | 2016-03-25 | 2016-03-25 | Durable cement concrete bridge deck pavement structure with drainage function of making an uproar is fallen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620241958.4U CN205617243U (en) | 2016-03-25 | 2016-03-25 | Durable cement concrete bridge deck pavement structure with drainage function of making an uproar is fallen |
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| Publication Number | Publication Date |
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| CN205617243U true CN205617243U (en) | 2016-10-05 |
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| CN201620241958.4U Expired - Fee Related CN205617243U (en) | 2016-03-25 | 2016-03-25 | Durable cement concrete bridge deck pavement structure with drainage function of making an uproar is fallen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105648910A (en) * | 2016-03-25 | 2016-06-08 | 苏交科集团股份有限公司 | Durable cement concrete bridge deck pavement structure with noise reduction and water drainage functions |
| CN113539072A (en) * | 2020-04-16 | 2021-10-22 | 华为技术有限公司 | Flexible screen, flexible display panel, flexible cover plate and foldable electronic equipment |
-
2016
- 2016-03-25 CN CN201620241958.4U patent/CN205617243U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105648910A (en) * | 2016-03-25 | 2016-06-08 | 苏交科集团股份有限公司 | Durable cement concrete bridge deck pavement structure with noise reduction and water drainage functions |
| CN113539072A (en) * | 2020-04-16 | 2021-10-22 | 华为技术有限公司 | Flexible screen, flexible display panel, flexible cover plate and foldable electronic equipment |
| CN113539072B (en) * | 2020-04-16 | 2022-10-18 | 华为技术有限公司 | Flexible screen, flexible display panel, flexible cover plate and foldable electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 |
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| CF01 | Termination of patent right due to non-payment of annual fee |