CN217781680U - Repairing structure for micro-surface of ultra-wide and ultra-deep track - Google Patents
Repairing structure for micro-surface of ultra-wide and ultra-deep track Download PDFInfo
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- CN217781680U CN217781680U CN202220867069.4U CN202220867069U CN217781680U CN 217781680 U CN217781680 U CN 217781680U CN 202220867069 U CN202220867069 U CN 202220867069U CN 217781680 U CN217781680 U CN 217781680U
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Abstract
The utility model discloses a structure is repaired to super wide ultradeep rut micro-meter department, including first excavation groove, second excavation groove and the third excavation groove that top-down arranged in proper order, first excavation groove, second excavation groove and third excavation groove are the echelonment, and the bottom intercommunication of third excavation groove has first injected hole, is equipped with first filler in the first injected hole, and the bottom of second excavation groove is equipped with the second injected hole, is equipped with the second filler in the second injected hole, and third excavation groove, second excavation groove and first excavation groove are equipped with layer, MS-2 type micro-meter department layer and MS-3 type micro-meter department layer from down and on in proper order. The utility model discloses can improve the bearing capacity and the anti rut ability of repairing the road surface through micro-drilling slip casting and micro-drilling high polymer slip casting, strengthen with the wholeness of former road surface and road bed, avoid repeated repair rut and the waste that causes, improve operation efficiency.
Description
Technical Field
The utility model belongs to the technical field of the road surface maintenance, especially, relate to super wide super dark rut micro-surfacing repair structure.
Background
With the high-speed development of national economy, the road construction business of China makes a breakthrough progress. The high-grade asphalt concrete pavement built in early stage of China enters the maintenance period sequentially under the influence of climate, geography, traffic conditions and other factors. Ruts are the impressions of the wheel left after the vehicle has traveled on a road surface. Most ruts are formed by instability, sagging and lateral displacement of the pavement layer material under the shear stress generated by traffic loads. The modern pavement ruts are an important index in periodic pavement evaluation and pavement maintenance. The depth of the ruts on the road surface directly reflects the driving comfort of the vehicle and the safety and service life of the road surface.
The micro-surfacing rapid track repairing technology is a thin layer paving technology of a cold-mix asphalt mixture with unequal thickness, which is constructed by taking polymer modified emulsified asphalt as a binding material and using special paving equipment, has the characteristics of high construction speed, low cost, quick open traffic, good effect and the like, can quickly recover and improve the flatness of the original asphalt pavement, and improves the waterproofness and the skid resistance. Compared with the traditional milling and hot-paving overlay surface, the rut repairing technology has the characteristics of convenient and quick construction, excellent road performance, quick open traffic and the like, and can completely avoid the occurrence of secondary ruts only by designing according to a mix proportion design method provided by the center, which cannot be realized by the milling and hot-paving overlay surface technology. However, the technology has obvious defects, the cost of required materials is higher when ultra-wide and ultra-deep track repairing is carried out, the noise of the micro-surfacing road surface is obviously higher than that of a common asphalt road surface, the comfort of drivers and passengers is seriously influenced, the urban environment and the living quality of residents are further influenced, and the comprehensive development of the micro-surfacing maintenance technology is seriously restricted. In addition, the micro-surfacing mixture is in a suspended compact structure, the discreteness among coarse aggregates is increased, the coarse aggregates are easily unevenly distributed, a framework structure is difficult to form, and the anti-scattering capability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the above-mentioned technical problem who exists among the prior art, provide super wide super dark rut microsurface department and repair the structure, can improve the bearing capacity and the anti rut ability of repairing the road surface through micro-drilling slip casting and micro-drilling high polymer slip casting, strengthened with the wholeness of original road surface and road bed, avoid repeated repair rut and the waste that causes, improve operation efficiency.
In order to solve the technical problem, the utility model discloses a following technical scheme:
super wide ultra-deep rut micro-surfacing department repairs structure, its characterized in that: the novel micro-surfacing device comprises a first excavating groove, a second excavating groove and a third excavating groove which are sequentially arranged from top to bottom, wherein the first excavating groove, the second excavating groove and the third excavating groove are in a step shape, the bottom of the third excavating groove is communicated with a first grouting hole, a first filler is arranged in the first grouting hole, a second grouting hole is arranged at the bottom of the second excavating groove, a second filler is arranged in the second grouting hole, and a recycling layer, an MS-2 type micro-surfacing layer and an MS-3 type micro-surfacing layer are sequentially arranged on the third excavating groove, the second excavating groove and the first excavating groove from bottom to top. When restoreing, through set up at the bottom for drilling slip casting, improve the bearing capacity and the anti rut ability of repairing the road surface, strengthened with the wholeness of former road surface and road bed, avoid the repeated repair rut and the waste that causes, improve operation efficiency. By arranging the MS-2 micro surfacing layer to transit to the MS-3 micro surfacing layer, the anti-scattering capability of the micro surfacing layer can be improved, and meanwhile, the road noise is obviously reduced. The first filler is made of a high polymer material consisting of special resin and a hardening agent and is used for micro-drilling high polymer grouting. And the second filler adopts cement mortar for micro-drilling grouting.
Furthermore, the bottom of the third open cut groove is provided with a double-layer steel wire grid, the overall strength and the corrosion resistance can be improved through the arrangement of the double-layer steel wire grid, the load can be effectively distributed, the bearable maximum load can be improved, and the structural integrity and the anti-rutting capability of the pavement can be improved.
Furthermore, the second excavation groove is provided with the single-layer steel wire grating, and through the setting of the single-layer steel wire grating, the overall strength and the corrosion resistance can be improved, the load can be effectively distributed, the bearable maximum load can be improved, and the structural integrity and the anti-rutting capability of the pavement can be improved.
Furthermore, the two sides of the second excavating groove are provided with micro anchor rods, and the micro anchor rods are connected with the single-layer steel wire grating. The micro anchor rod has high strength, can bear larger variable load, and improves the structural integrity and the anti-rutting capability of the pavement.
Furthermore, a strengthening section is arranged between the MS-2 type micro-surfacing layer and the MS-3 type micro-surfacing layer, the strengthening section consists of a strengthening steel wire grid, waterproof cloth and steel bars, the waterproof cloth is arranged on the strengthening steel wire grid, and the steel bars are arranged on two sides of the strengthening steel wire grid. The strengthening section is simple and convenient to construct, the weak connection part of the MS-2 micro-surfacing layer and the MS-3 micro-surfacing layer is effectively strengthened, and the structural integrity and the local waterproof capacity of the pavement are improved.
Further, a bonding layer is arranged between the recycling layer and the MS-2 type micro-surfacing layer. The adhesion effect between the recycling layer and the MS-2 type micro-surfacing layer is improved, and the pavement integrity is improved.
The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:
1. the utility model discloses a micro-drilling slip casting and micro-drilling high polymer slip casting have improved the bearing capacity and the anti rut ability of repairing the road surface, have strengthened with the wholeness of former road surface and road bed, avoid repeated repair rut and the waste that causes, improve operation efficiency, and the technical benefit advantage is obvious.
2. The utility model provides a broken face recycling layer effectively utilizes original road surface waste material, and economic environmental protection passes through to the little table of MS-3 layer of locating through setting up the little table of MS-2 and locates the layer, can improve the anti ability of scattering of little table department, is showing simultaneously and reduces road surface noise.
3. The utility model discloses the enhancement section that sets up, the construction is simple and convenient, effectively strengthens the weak department of connection on the little table department layer of MS-2 and the little table department layer of MS-3, improves road surface structural integrity and local waterproof ability.
4. The utility model discloses the little stock and the steel wire grid that set up, intensity is big, corrosion-resistant, and it is convenient to be under construction, and bigger variable load can be born to effectual distribution load, improves road surface structural integrity and anti rutting ability.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a schematic structural view of a road rut according to the present invention;
FIG. 2 is a schematic structural view of the pavement restoration of the present invention;
fig. 3 is a schematic structural view of the middle rut excavation of the present invention;
fig. 4 is a flow chart of the middle road surface repair of the utility model.
In the figure, 1-first cut groove; 2-second digging groove; 3-digging a groove in a third mode; 4-a first grouting hole; 5-a first filler; 6-second grouting holes; 7-a second filler; 8-a recycling layer; 9-MS-2 type micro-surfacing layer; 10-MS-3 type micro-surfacing layer; 11-double layer steel wire grating; 12-single layer steel wire grating; 13-micro anchor rod; 14-a reinforcement section; 15-a tie layer; 16-way base layer; 17-rutting; 18-rut flange.
Detailed Description
Referring to fig. 1, which shows a broken track structure of a road surface, the two ends of the track 17 form track flanges 18.
As shown in fig. 2 to 4, for the ultra-wide and ultra-deep rut micro-surfacing repair structure of the present invention, the structure includes a first cut groove 1, a second cut groove 2 and a third cut groove 3 sequentially arranged from top to bottom, the first cut groove 1, the second cut groove 2 and the third cut groove 3 are in a ladder shape, the bottom of the third cut groove 3 is communicated with a first grouting hole 4, a first filler 5 is arranged in the first grouting hole 4, the bottom of the second cut groove 2 is provided with a second grouting hole 6, a second filler 7 is arranged in the second grouting hole 6, and the third cut groove 3, the second cut groove 2 and the first cut groove are sequentially provided with a recycling layer 8, an MS-2 type micro-surfacing layer 9 and an MS-3 type micro-surfacing layer 10 from bottom to top. When restoreing, through set up at the bottom for drilling slip casting, improve the bearing capacity and the anti rut ability of repairing the road surface, strengthened with the wholeness of former road surface and road bed, avoid the repeated repair rut and the waste that causes, improve operation efficiency. By arranging the MS-2 micro surfacing layer to transit to the MS-3 micro surfacing layer, the anti-scattering capability of the micro surfacing layer can be improved, and meanwhile, the road noise is obviously reduced. The first filler 5 is made of a high polymer material consisting of special resin and a hardening agent and is subjected to micro-drilling high polymer grouting. The second filler 7 is subjected to micro-drilling grouting by using cement mortar. The bottom of the first grouting holes 4 may be as deep as the roadbed layer 16.
Further, the bottom of third cut groove 3 is equipped with double-deck steel wire grid 11, through double-deck steel wire grid 11's setting, can improve bulk strength and corrosion resisting property, and effective distribution load improves the maximum load that can bear, improves road surface structural integrity and anti rutting ability.
Further, the second excavation groove 2 is provided with the single-layer steel wire grating 12, and through the arrangement of the single-layer steel wire grating 12, the overall strength and the corrosion resistance can be improved, the load can be effectively distributed, the bearable maximum load can be improved, and the structural integrity and the anti-rutting capability of the pavement can be improved.
Further, the two sides of the second excavation groove 2 are provided with micro anchor rods 13, and the micro anchor rods 13 are connected with the single-layer steel wire grating 12. The micro anchor rods 13 have high strength and can bear larger variable load, and the structural integrity and the anti-rutting capability of the pavement are improved.
Further, a reinforcing section 14 is arranged between the MS-2 type micro-surfacing layer 9 and the MS-3 type micro-surfacing layer 10, the reinforcing section 14 is composed of a reinforcing steel wire grid, waterproof cloth and steel bars, the waterproof cloth is arranged on the reinforcing steel wire grid, and the steel bars are arranged on two sides of the reinforcing steel wire grid. The reinforcing section 14 is simple and convenient to construct, effectively strengthens the weak connection part of the MS-2 micro-surfacing layer and the MS-3 micro-surfacing layer, and improves the structural integrity and the local waterproof capability of the pavement.
Further, an adhesive layer 15 is provided between the reusable layer 8 and the MS-2 type micro-surfacing layer 9. The adhesion effect between the recycling layer 8 and the MS-2 type micro-surfacing layer 9 is improved, and the integrity of the pavement is improved.
The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:
1. the utility model discloses a micro-drilling slip casting and micro-drilling high polymer slip casting have improved the bearing capacity and the anti rut ability of repairing the road surface, have strengthened with the wholeness of former road surface and road bed, avoid repeated repair rut and the waste that causes, improve operation efficiency, and the technical benefit advantage is obvious.
2. The utility model provides a layer 8 is recycled to broken face, effectively utilizes original road surface waste material, and economic environmental protection passes through to the little table department layer of MS-3 through setting up the little table department layer of MS-2, can improve the anti ability of scattering of flying of little table department, is showing simultaneously and reduces road surface noise.
3. The utility model discloses the enhancement section 14 that sets up, the construction is simple and convenient, effectively strengthens the weak department of connection on the little table department layer of MS-2 and the little table department layer of MS-3, improves road surface structural integrity and local waterproof ability.
4. The utility model discloses the little stock 13 and the steel wire grid that set up, intensity is big, corrosion-resistant, and it is convenient to be under construction, and bigger variable load can be born to effectual distribution load, improves road surface structural integrity and anti rutting ability.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the same technical problems and achieve the same technical effects are all covered by the protection scope of the present invention.
Claims (6)
1. Super wide ultra-deep rut micro-surfacing department repairs structure, its characterized in that: the novel micro-surfacing device comprises a first excavation groove, a second excavation groove and a third excavation groove which are sequentially arranged from top to bottom, wherein the first excavation groove, the second excavation groove and the third excavation groove are in a step shape, the bottom of the third excavation groove is communicated with a first grouting hole, a first filler is arranged in the first grouting hole, a second grouting hole is arranged at the bottom of the second excavation groove, a second filler is arranged in the second grouting hole, and a recycling layer, an MS-2 micro-surfacing layer and an MS-3 micro-surfacing layer are sequentially arranged from bottom to top in the third excavation groove, the second excavation groove and the first excavation groove.
2. The ultra-wide ultra-deep rut micro-surfacing repair structure according to claim 1, wherein: and a double-layer steel wire grating is arranged at the bottom of the third excavated groove.
3. The ultra-wide ultra-deep rut micro-surfacing repair structure according to claim 1, wherein: the second excavation groove is provided with a single-layer steel wire grating.
4. The ultra-wide ultra-deep rut micro-surfacing repair structure according to claim 3, wherein: and micro anchor rods are arranged on two sides of the second excavation groove and are connected with the single-layer steel wire grating.
5. The ultra-wide ultra-deep rut micro-surfacing repair structure according to claim 1, wherein: a reinforcing section is arranged between the MS-2 type micro-surfacing layer and the MS-3 type micro-surfacing layer, the reinforcing section consists of a reinforcing steel wire grid, waterproof cloth and steel bars, the waterproof cloth is arranged on the reinforcing steel wire grid, and the steel bars are arranged on two sides of the reinforcing steel wire grid.
6. The ultra-wide ultra-deep rut micro-surfacing repair structure according to claim 1, wherein: and a bonding layer is arranged between the recycling layer and the MS-2 type micro-surfacing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220867069.4U CN217781680U (en) | 2022-04-14 | 2022-04-14 | Repairing structure for micro-surface of ultra-wide and ultra-deep track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220867069.4U CN217781680U (en) | 2022-04-14 | 2022-04-14 | Repairing structure for micro-surface of ultra-wide and ultra-deep track |
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| CN217781680U true CN217781680U (en) | 2022-11-11 |
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| CN202220867069.4U Active CN217781680U (en) | 2022-04-14 | 2022-04-14 | Repairing structure for micro-surface of ultra-wide and ultra-deep track |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753225A (en) * | 2022-04-14 | 2022-07-15 | 浙江华东工程建设管理有限公司 | Repairing structure and construction method for micro-surfacing of ultra-wide and ultra-deep track |
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2022
- 2022-04-14 CN CN202220867069.4U patent/CN217781680U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753225A (en) * | 2022-04-14 | 2022-07-15 | 浙江华东工程建设管理有限公司 | Repairing structure and construction method for micro-surfacing of ultra-wide and ultra-deep track |
| CN114753225B (en) * | 2022-04-14 | 2023-12-08 | 浙江华东工程建设管理有限公司 | Construction method of ultra-wide ultra-deep rut micro-surfacing repair structure |
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