CN220352541U - Reinforcing structure of asphalt pavement inspection well - Google Patents
Reinforcing structure of asphalt pavement inspection well Download PDFInfo
- Publication number
- CN220352541U CN220352541U CN202321743225.7U CN202321743225U CN220352541U CN 220352541 U CN220352541 U CN 220352541U CN 202321743225 U CN202321743225 U CN 202321743225U CN 220352541 U CN220352541 U CN 220352541U
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- Prior art keywords
- annular
- reinforcing
- layer
- gluten
- asphalt pavement
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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 46
- 239000010426 asphalt Substances 0.000 title claims abstract description 33
- 238000007689 inspection Methods 0.000 title claims abstract description 30
- 239000010410 layer Substances 0.000 claims abstract description 59
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 13
- 239000002344 surface layer Substances 0.000 claims abstract description 5
- 108010068370 Glutens Proteins 0.000 claims description 23
- 235000021312 gluten Nutrition 0.000 claims description 23
- 230000002787 reinforcement Effects 0.000 claims description 11
- 238000004062 sedimentation Methods 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model provides an asphalt pavement inspection well reinforcing structure, which comprises a shaft arranged in a pavement base layer, an annular reinforcing cavity arranged in the periphery of the shaft and the pavement base layer above the shaft, a reinforcing steel bar reinforcing frame arranged in the annular reinforcing cavity and positioned above the shaft, a support, a well cover arranged above the support, a concrete layer, an asphalt surface layer, a reinforcing steel bar reinforcing frame and a reinforcing steel bar reinforcing frame, wherein the support is connected with the lower part of the reinforcing steel bar reinforcing frame through an anchor bolt, the concrete layer is poured in the annular reinforcing cavity and covers the reinforcing steel bar reinforcing frame and the anchor bolt, and the asphalt surface layer covers the surface of the concrete layer and the surface of the base layer and is flush with the surface of the well cover; the utility model effectively improves the strength and the overall stability of the pavement around the inspection well, increases the bearing capacity of the pavement around the inspection well, effectively prevents the pavement around the inspection well from being damaged, sunk and cracked, and effectively improves the driving safety and the comfort of the pavement around the inspection well.
Description
Technical Field
The utility model belongs to the technical field of road construction, and particularly relates to a reinforcing structure of an asphalt pavement inspection well.
Background
The asphalt pavement inspection well is a well-shaped structure arranged on an underground pipeline of municipal engineering, and mainly has the functions of supplying power, water, drainage, communication, cable television, gas pipes, street lamp circuits and the like for the underground infrastructure of the city, is convenient to install, and is generally arranged at the junction of pipelines, the turning position, the pipe diameter or gradient change position and at certain intervals on the straight pipe section so as to be convenient for periodically inspecting auxiliary structures.
However, in the road use process, as the inspection well belongs to a rigid structure and the asphalt pavement is of a flexible structure, the joint of the asphalt pavement and the inspection well of the road is fragile, so that stress concentration phenomenon is caused, damage stress easily exceeds allowable stress, cracking, sinking and other phenomena are easily caused on the periphery of the inspection well, in addition, the inspection well cover is continuously elastically deformed under the long-term repeated variable load effect, and further, the well Zhou Liqing is deformed to the limit under the repeated effect of the well cover frame to cause fatigue damage, breakage and damage, displacement, jumping and abnormal sound problems are easily caused in the use process of the well cover, and the phenomena of damage and sinking are caused on the periphery of the inspection well; the subsidence of the inspection well and the smoothness of the road surface are easy to cause traffic accidents, and serious potential safety hazards exist.
Disclosure of Invention
The utility model aims to provide a reinforcing structure of an asphalt pavement inspection well, which solves the problems that the periphery of the existing inspection well is easy to crack and sink.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides an asphalt pavement inspection shaft reinforced structure, is including setting up the pit shaft in the road surface basic unit, still including setting up the annular in the road surface basic unit of pit shaft periphery and top consolidates the chamber, sets up annular consolidates the intracavity and is located the reinforcing bar of pit shaft top consolidates the frame, the lower part passes through the support that anchor bolt and reinforcing bar consolidate the frame and be connected, sets up the well lid of support top pour annular consolidate intracavity and cover reinforcing bar consolidate the frame with anchor bolt's concrete layer, asphalt surface layer cover concrete layer and basic unit surface, and with the well lid surface flushes mutually.
Preferably, the reinforcing bar reinforcing frame includes: the annular gluten bottom comprises a plurality of annular gluten which are positioned at the top and the diameters of which are sequentially reduced from outside to inside, a plurality of annular bottom ribs which are positioned at the bottom and the diameters of which are sequentially reduced from outside to inside, and a plurality of stirrups which are connected with the annular gluten bottom ribs and the annular bottom ribs.
Preferably, a plurality of the annular gluten are distributed in an L shape, and a plurality of the annular gluten and a plurality of the annular bottom gluten are distributed at equal intervals.
Preferably, the thickness of the concrete layer and the width of the upper layer are both 50cm, and the concrete layer adopts C30 cement concrete.
Preferably, an emulsified asphalt layer and a glass fiber grating layer are sequentially arranged between the concrete layer and the asphalt upper layer.
Preferably, the top end of the support is provided with an anti-sedimentation ring which is positioned on the same horizontal plane with the outer side surface of the well cover, and the outer edge of the anti-sedimentation ring is provided with a downward bent edge.
Preferably, the edge bending angle is 30-50 degrees and has arc transition.
Compared with the prior art, the utility model has the advantages that:
2. according to the utility model, the annular reinforcing cavities are arranged in the base layer of the road surface at the periphery and above the shaft, and the reinforcing steel bar reinforcing frames and the poured concrete are arranged in the annular reinforcing cavities, so that the contact area between the concrete layer and the shaft and the base layer is increased, the shaft, the base layer, the concrete layer and the support can be better combined into a whole, the strength and the whole stability of the road surface around the inspection shaft are effectively improved, the bearing capacity of the road surface around the inspection shaft is increased, the road surface around the inspection shaft can be effectively prevented from being damaged, sunk and cracked, and the driving safety and the driving comfort of the road surface around the inspection shaft are effectively improved;
2. according to the utility model, the support is fixed on the reinforcing steel bar reinforcing frame through the anchor bolts, the height of the support is controlled through the adjusting nuts, and the lower part of the support and the concrete layer are poured into a whole, so that the force born by the support under the rolling impact of a vehicle is directly transmitted to the concrete layer, the displacement pushing road surface is not generated, and the situation that the road surface around an inspection well is broken and sunk is effectively avoided;
3. according to the utility model, the anti-sedimentation ring is arranged at the top end of the support, and the edge bent downwards is arranged at the outer edge of the anti-sedimentation ring, so that the support structure can be embedded on the ground to form a complete part with the pavement structure layer, the force born by the support is further dispersed on the ground, the condition that the bearing capacity is concentrated to cause uneven stress direction of the manhole cover is avoided, and the problem of sedimentation and damage of the pavement around the manhole is effectively solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered limiting the scope, and that other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of an asphalt pavement manhole reinforcement structure;
FIG. 2 is a side cross-sectional view of a reinforcement cage of an asphalt pavement manhole reinforcement structure;
FIG. 3 is a top view of a reinforcement cage of an asphalt pavement manhole reinforcement structure;
reference numerals: the road surface comprises a 1-road surface base layer, a 2-shaft, a 3-annular reinforcing cavity, a 4-reinforcing steel bar reinforcing frame, 5-anchoring bolts, a 6-support, a 7-well cover, an 8-concrete layer, 9-annular gluten, a 10-annular bottom gluten, 11-stirrups, a 12-emulsified asphalt layer, a 13-glass fiber grid layer and 14-anti-sedimentation rings.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," "third," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang" and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.
As shown in fig. 1-3, the reinforcing structure of the asphalt pavement inspection well comprises a shaft 2 arranged in a pavement base layer 1, an annular reinforcing cavity 3 arranged in the periphery of the shaft 2 and the pavement base layer 1 above, a reinforcing steel bar reinforcing frame 4 arranged in the annular reinforcing cavity 3 and positioned above the shaft 2, a support 6, the lower part of which is connected with the reinforcing steel bar reinforcing frame 4 through an anchor bolt 5, a well cover 7 arranged above the support 6, a concrete layer 8 which is poured in the annular reinforcing cavity 3 and covers the reinforcing steel bar reinforcing frame 4 and the anchor bolt 5, and an asphalt surface layer which covers the surfaces of the concrete layer 8 and the base layer and is flush with the surface of the well cover 7.
It should be noted that, the well lid 7 and the support 6 may adopt the spheroidal graphite cast iron well lid 7 commonly used in the prior art, the annular reinforcing cavity 3 is arranged in the road surface base layer 1 around and above the well bore 2, and the reinforcing steel bar reinforcing frame 4 and the casting concrete are arranged in the annular reinforcing cavity 3, so that the contact area between the concrete layer 8 and the well bore 2 and the base layer is increased, the well bore 2, the base layer, the concrete layer 8 and the support 6 can be better combined into a whole, the strength and the overall stability of the road surface around the inspection well are effectively improved, the bearing capacity of the road surface around the inspection well is increased, the damage, the subsidence and the cracking of the road surface around the inspection well opening are effectively prevented, and the driving safety and the comfort of the road surface around the inspection well are effectively improved.
In practical application, in order to ensure the strength of the concrete to bear the load of the pavement, the thickness of the concrete layer 8 and the width of the upper layer are both 50cm, and the concrete layer 8 adopts C30 cement concrete.
As shown in fig. 2, the reinforcing bar reinforcing frame 4 includes: the annular gluten strip comprises a plurality of annular gluten strips 9 which are positioned at the top and sequentially reduce in diameter from outside to inside, a plurality of annular bottom gluten strips 10 which are positioned at the bottom and sequentially reduce in diameter from outside to inside, and a plurality of stirrups 11 connected with the plurality of annular gluten strips 9 and the plurality of annular bottom gluten strips 10; wherein, many annular gluten 9 is "L" shape and distributes, many annular gluten 9 and many annular end muscle 10 are equidistant the distribution.
As shown in fig. 2, in order to effectively reduce cracks and ruts, an emulsified asphalt layer 12 and a glass fiber grating layer 13 are sequentially arranged between the concrete layer 8 and the asphalt upper layer, and in practical application, the concrete layer 8 should be roughened so as to ensure the binding force between the glass fiber grating layer 13 and the concrete layer 8 and between the glass fiber grating layer 13 and the asphalt upper layer.
Wherein, in order to make support 6 structure but embedded setting subaerial, form complete part with road surface structural layer, and then make the power dispersion subaerial that support 6 bore, avoid bearing capacity to concentrate the condition emergence that leads to manhole cover 7 atress direction uneven, effectively solved the damaged problem of road surface subsidence around the inspection shaft, support 6 top be equipped with the anti-settling ring 14 that well cover 7 lateral surface is located same horizontal plane, anti-settling ring 14 outward flange is equipped with the border of buckling downwards, the angle is buckled at the border is 30-50 and has the arc transition.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the utility model, and that those skilled in the art will be understood that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (7)
1. The utility model provides an asphalt pavement inspection shaft reinforced structure, includes pit shaft (2) that sets up in road surface basic unit (1), its characterized in that: still including setting up annular reinforcement chamber (3) in the road surface basic unit (1) of pit shaft (2) periphery and top are in set up annular reinforcement chamber (3) are interior and be located reinforcing bar reinforcement frame (4) of pit shaft (2) top, support (6) that the lower part is connected with reinforcing bar reinforcement frame (4) through anchor bolt (5), set up well lid (7) of support (6) top pour in annular reinforcement chamber (3) and cover reinforcing bar reinforcement frame (4) with concrete layer (8) of anchor bolt (5), asphalt surface layer cover is in concrete layer (8) and road surface basic unit (1) surface, and with well lid (7) surface flushes mutually.
2. The asphalt pavement manhole reinforcing structure of claim 1, wherein: the reinforcing steel bar reinforcing frame (4) comprises: the annular gluten strip comprises a plurality of annular gluten strips (9) which are arranged at the top and sequentially reduce in diameter from outside to inside, a plurality of annular bottom gluten strips (10) which are arranged at the bottom and sequentially reduce in diameter from outside to inside, and a plurality of stirrups (11) connected with the plurality of annular gluten strips (9) and the plurality of annular bottom gluten strips (10).
3. The asphalt pavement manhole reinforcing structure of claim 2, wherein: the annular gluten (9) are distributed in an L shape, and the annular gluten (9) and the annular bottom gluten (10) are distributed at equal intervals.
4. The asphalt pavement manhole reinforcing structure of claim 1, wherein: the thickness of the concrete layer (8) and the width of the upper layer are both 50cm, and the concrete layer (8) adopts C30 cement concrete.
5. The asphalt pavement manhole reinforcing structure of claim 1, wherein: an emulsified asphalt layer (12) and a glass fiber grating layer (13) are sequentially arranged between the concrete layer (8) and the asphalt upper layer.
6. The asphalt pavement manhole reinforcing structure of claim 1, wherein: the anti-sedimentation device is characterized in that an anti-sedimentation ring (14) which is positioned on the same horizontal plane with the outer side face of the well cover (7) is arranged at the top end of the support (6), and a downward bent edge is arranged at the outer edge of the anti-sedimentation ring (14).
7. The asphalt pavement manhole reinforcing structure of claim 6, wherein: the edge bending angle is 30-50 degrees and has arc transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321743225.7U CN220352541U (en) | 2023-07-04 | 2023-07-04 | Reinforcing structure of asphalt pavement inspection well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321743225.7U CN220352541U (en) | 2023-07-04 | 2023-07-04 | Reinforcing structure of asphalt pavement inspection well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220352541U true CN220352541U (en) | 2024-01-16 |
Family
ID=89501657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321743225.7U Active CN220352541U (en) | 2023-07-04 | 2023-07-04 | Reinforcing structure of asphalt pavement inspection well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220352541U (en) |
-
2023
- 2023-07-04 CN CN202321743225.7U patent/CN220352541U/en active Active
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