CN212956001U - Municipal works road laying structure - Google Patents
Municipal works road laying structure Download PDFInfo
- Publication number
- CN212956001U CN212956001U CN202020893798.8U CN202020893798U CN212956001U CN 212956001 U CN212956001 U CN 212956001U CN 202020893798 U CN202020893798 U CN 202020893798U CN 212956001 U CN212956001 U CN 212956001U
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- China
- Prior art keywords
- layer
- geocell
- road
- bottom end
- surface layer
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- 239000010410 layer Substances 0.000 claims abstract description 78
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 14
- 235000015450 Tilia cordata Nutrition 0.000 claims abstract description 14
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 14
- 239000004571 lime Substances 0.000 claims abstract description 14
- 239000002689 soil Substances 0.000 claims abstract description 14
- 239000002344 surface layer Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 230000003014 reinforcing Effects 0.000 claims abstract description 4
- 239000003365 glass fiber Substances 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 2
- 239000010426 asphalt Substances 0.000 abstract description 14
- 239000004575 stone Substances 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000002035 prolonged Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000003139 buffering Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000000087 stabilizing Effects 0.000 description 2
- 206010011376 Crepitations Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000000717 retained Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to a municipal works road laying structure in the technical field of municipal works, which comprises a road surface layer, wherein the bottom end of the road surface layer is provided with a geocell base layer, the bottom end of the geocell base layer is tiled with a lime soil layer, the bottom end of the lime soil layer is tiled with a shock-absorbing layer, the bottom end of the shock-absorbing layer is tiled with a gravel cushion layer, the bottom end of the gravel cushion layer is provided with the road surface layer, the road surface layer comprises an asphalt surface layer, a joint sealing adhesive layer is arranged between the top surfaces of the asphalt surface layer and the geocell base layer, the geocell base layer comprises a geocell, a geogrid is arranged in the geocell, the geocell is filled with concrete-sand-stone mixture, the shock-absorbing layer comprises a steel plate, the top end of the steel plate is welded with the bottom end of a reinforcing frame, the bottom end of the steel plate is uniformly, the construction process is simple, the construction efficiency is improved, and the popularization is facilitated.
Description
Technical Field
The utility model relates to a municipal works technical field specifically is a municipal works road paving structure.
Background
In the municipal road construction process, the road base layer is generally made of poor concrete materials, the strength of the poor concrete is generally low, the bearing capacity of a pavement structure is weak, the durability of the pavement structure is seriously influenced due to the fact that cities develop increasingly, the traffic volume is increased rapidly, the traffic load is increased gradually, the bearing capacity of the pavement structure is insufficient, faults or cracks are prone to occurring, and therefore the municipal engineering road laying structure is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a municipal works road paving structure to it is weak slightly to solve current road surface structure bearing capacity, and the surge of traffic volume, traffic load increase gradually, lead to the road surface structure bearing capacity not enough, seriously influence road surface structure's durability, the problem of fault or crackle phenomenon appears easily.
Realize above-mentioned purpose, the utility model provides a following technical scheme: the utility model provides a structure is laid to town road part, includes the road surface layer, the bottom of road surface layer is provided with geotechnological check room basic unit, the bottom tiling of geotechnological check room basic unit has the lime soil layer, the bottom tiling of lime soil layer has the buffer layer, the bottom tiling of buffer layer has the gravel bed course, the bottom of gravel bed course is provided with the road surface layer.
Preferably, the pavement layer includes the pitch pavement layer, be equipped with the joint sealing glue film between the top surface of pitch pavement layer and geotechnological check room basic unit.
Preferably, the geocell base layer includes the geocell, be equipped with the geogrid in the geocell, the indoor portion of geocell is filled with concrete gravel and sand mixture, and concrete gravel and sand mixture is higher than the geogrid top.
Preferably, the buffer layer includes the steel sheet, the top of steel sheet and the bottom welding of reinforcing bar frame, the bottom of steel sheet evenly is equipped with the multiunit attenuator, the multiunit it has the sponge thing to fill between attenuator and the gravel cushion layer.
Preferably, a reinforcing steel frame is arranged in the lime soil layer.
Preferably, the geogrid is made of glass fibers.
Compared with the prior art, the beneficial effects of the utility model are that:
according to the municipal engineering road paving structure, the joint sealing glue layer is arranged on the surface of the flattened concrete-gravel mixture, so that the cohesiveness of the geocell base layer and the asphalt surface layer is increased, the surface of the asphalt surface layer is smooth and seamless, the driving comfort is good, the noise is low, and the road repairing and maintenance cost is reduced; through mutual friction between the geocell and the concrete gravel mixture, the lateral confinement capacity is high, the uneven settlement of the longitudinal two sides of the roadbed can be effectively resisted, and the service life of the road is prolonged.
Drawings
Figure 1 is the utility model discloses municipal works road lays structural schematic.
In the figure: 1 pavement layer, 11 asphalt pavement layer, 12 joint sealing glue layers, 2 geocell base layers, 21 geocells, 22 geogrids, 23 concrete sand-stone mixture, 3 lime soil layers, 31 reinforcing steel frames, 4 shock-absorbing layers, 41 steel plates, 42 dampers, 43 sponge, 5 gravel cushion layers and 6 pavement base layers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1, the utility model relates to a municipal works road laying structure: including pavement layer 1, pavement layer 1's bottom is provided with geotechnological check room basic unit 2, geotechnological check room basic unit 2's bottom tiling has lime soil layer 3, lime soil layer 3's bottom tiling has buffer layer 4, buffer layer 4's bottom tiling has gravel bed course 5, gravel bed course 5's bottom is provided with road base 6, geotechnological check room basic unit 2 has good whole continuity, higher tensile strength, the bearing capacity of road has been increased, the lateral confinement ability is high, can effectively resist the inhomogeneous settlement of the vertical both sides of road bed, the life of extension road, lime soil layer 3 can play the retaining, the drainage, it is thermal-insulated, frost-proof effect, the bearing capacity through buffer layer 4 reinforcing road, the vehicle has both been protected, the life of laying structure has been protected again, gravel bed course 5 makes the road bed be in the drying, the well wet state, improve water stability.
Referring to fig. 1, a pavement layer 1 comprises an asphalt pavement layer 11, a seam sealing adhesive layer 12 is arranged between the asphalt pavement layer 11 and the top surface of a geocell base layer 2, the asphalt pavement layer 11 is formed by an asphalt mixture which is manually selected, has mineral aggregate formed by certain grading and is mixed by a certain proportion of road asphalt material under strictly controlled conditions, the seam sealing adhesive layer 12 is poured between the asphalt pavement layer 11 and the geocell base layer 2, the surface is smooth, no seam exists, the driving comfort is good, the noise is low, and the road repairing and maintenance cost is low.
Referring to fig. 1, geocell base layer 2 includes geocell 21, is equipped with geogrid 22 in the geocell 21, and the inside concrete gravel mixture 23 that fills of geocell 21, and concrete gravel mixture 23 are higher than geogrid 22 top, and friction each other between geocell 21 and concrete gravel mixture 23, the lateral confinement ability is high, can effectively resist the inhomogeneous settlement of the vertical both sides of road bed, the life of extension road.
Referring to fig. 1, the shock absorbing layer 4 includes a steel plate 41, the top end of the steel plate 41 is welded to the bottom end of the steel frame 31, a plurality of sets of dampers 42 are uniformly arranged at the bottom end of the steel plate 41, a sponge 43 is filled between the plurality of sets of dampers 42 and the gravel cushion 5, the dampers 42 are devices for providing resistance to movement and consuming kinetic energy, the dampers 42 are also called damping devices, in order to make a device for increasing damping by damping vibration generated by impact, the ideal dampers 42 include oil dampers, other solid viscous dampers, air dampers, friction dampers and the like, according to the practical requirement of vibration isolation design, the damping ratio D is in the range of 0.05-0.2, the setting of the dampers 42 plays a role of reducing vibration, the plurality of sets of dampers 42 and sponge 43 play a good role of supporting and buffering, and the service life of the laying structure is greatly prolonged, buffering shock attenuation is effectual, strengthens the bearing capacity of road, has both protected the vehicle, has protected laying structure's life again, makes the 6 atress of roadbed layer reduce.
Referring to fig. 1, a steel frame 31 is provided in the lime soil layer 3, and the steel structure formed by the steel frame 31 and the steel plate 41 makes the laying structure play a good role in supporting and stabilizing.
Referring to fig. 1, geogrid 22 is made of glass fiber, and glass fiber geogrid 22 not only has
Referring to fig. 1, the geogrid 22 is made of glass fiber, and the glass fiber geogrid 22 not only has high tensile strength and low elongation rate, but also has good thermal stability, so that the road has higher bearing capacity and smaller deformation, and the service life of the road is prolonged.
The working principle is as follows: when in use, the roadbed layer 6 is rolled and leveled in the construction process, the gravel cushion layer 5 is paved and is tamped manually, the free water retained in the roadbed layer 6 can be discharged, the roadbed layer 6 is ensured to be dry, the water stability of the roadbed layer is improved, the geocell 21 is pulled open by taking the center of the roadbed layer 6 as an axis, the laying structure plays a good role in supporting and stabilizing by using a steel structure formed by the reinforcing steel frame 31 and the steel plate 41 in the lime soil layer 3, the concrete sand-stone mixture 23 is uniformly filled in the geocell 21, the concrete sand-stone mixture 23 is tamped and leveled to be higher than the top of the geogrid 22, a vibration road roller is used for rolling to form transverse slopes on two sides, the geocell 21 and the concrete sand-stone mixture 23 rub against each other, the side limiting capacity is high, the uneven settlement on two longitudinal sides of the roadbed can be effectively resisted, the service life of the road is prolonged, the joint sealing glue layer 12 is sprayed on the surface of the flattened concrete sand-stone, the cohesiveness of the geocell base layer 2 and the asphalt pavement layer 11 is increased, and asphalt mixing materials are laid on the upper layer of the joint sealing glue layer 12 to form the asphalt pavement layer 11.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a municipal works road pavement structure, includes road surface layer (1), its characterized in that: the bottom of road surface layer (1) is provided with geotechnique check room basic unit (2), the bottom tiling of geotechnique check room basic unit (2) has lime soil layer (3), the bottom tiling of lime soil layer (3) has buffer layer (4), the bottom tiling of buffer layer (4) has gravel bed course (5), the bottom of gravel bed course (5) is provided with road surface layer (6).
2. The municipal engineering road paving structure according to claim 1, wherein: pavement layer (1) is including pitch pavement layer (11), be equipped with joint sealing glue film (12) between the top surface of pitch pavement layer (11) and geotechnological check room basic unit (2).
3. The municipal engineering road paving structure according to claim 1, wherein: geocell base layer (2) include geocell (21), be equipped with geogrid (22) in geocell (21), the inside concrete grit mixture (23) that fills of geocell (21), and concrete grit mixture (23) are higher than geogrid (22) top.
4. The municipal engineering road paving structure according to claim 1, wherein: the shock-absorbing layer (4) includes steel sheet (41), the top of steel sheet (41) and the bottom welding of reinforcing bar frame (31), the bottom of steel sheet (41) evenly is equipped with multiunit attenuator (42), and the multiunit is filled sponge (43) between attenuator (42) and gravel bed course (5).
5. The municipal engineering road paving structure according to claim 1, wherein: and a reinforcing steel bar frame (31) is arranged in the lime soil layer (3).
6. The municipal engineering road paving structure according to claim 3, wherein: the geogrid (22) is made of glass fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020893798.8U CN212956001U (en) | 2020-05-25 | 2020-05-25 | Municipal works road laying structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020893798.8U CN212956001U (en) | 2020-05-25 | 2020-05-25 | Municipal works road laying structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212956001U true CN212956001U (en) | 2021-04-13 |
Family
ID=75375880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020893798.8U Active CN212956001U (en) | 2020-05-25 | 2020-05-25 | Municipal works road laying structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212956001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113981760A (en) * | 2021-11-05 | 2022-01-28 | 河北建筑工程学院 | Anti-seismic roadbed and construction method thereof |
-
2020
- 2020-05-25 CN CN202020893798.8U patent/CN212956001U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113981760A (en) * | 2021-11-05 | 2022-01-28 | 河北建筑工程学院 | Anti-seismic roadbed and construction method thereof |
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