Urban road structure

Abstract

The invention relates to the technical field of road structures, and discloses an urban road structure which comprises a roadbed layer, a drainage layer, a bearing layer and a functional surface layer, the roadbed layer is formed by compounding and reinforcing graded broken stones and geogrids; the drainage layer is composed of porous concrete, a plurality of longitudinal water guide pipes are pre-buried in the drainage layer in the longitudinal direction at equal intervals, and the longitudinal water guide pipes communicate with a municipal drainage system; the bearing layer is formed by mixing a high-modulus asphalt mixture with 30% of recycled aggregate; the functional surface layer is composed of a data acquisition layer and a wear-resistant layer. In the use process after laying, the pressure / temperature sensor can collect load and environment data in real time and wirelessly transmit the load and environment data to a control center, and the soil recycled aggregate can effectively reduce carbon emission, so that the road structure can improve the drainage efficiency by 40% and has no accumulated water retention under the rainstorm condition; and the temperature of the road surface can be reduced by 8-12 DEG C, and the heat island effect is effectively relieved.

Description

Technical Field

[0001] The present invention relates to the technical field of road structures, in particular to an urban road structure. Background Art

[0002] Current urban road structure designs are mostly based on a traditional layered paving model, including roadbed, base course, and surface course, primarily constructed of asphalt or concrete. With the acceleration of urbanization and the surge in traffic volume, existing road structures face challenges in terms of durability, drainage, environmental friendliness, and intelligent adaptability. To address these challenges, existing urban road structures primarily include the following: Traditional asphalt pavement: This utilizes a crushed stone base course and asphalt surface course, offering low cost and quick construction, but is prone to cracking and a significant heat island effect. Rigid concrete pavement: This offers high durability, but joints are susceptible to damage and difficult to repair. Permeable pavement: This utilizes porous materials to allow rainwater to penetrate, alleviating waterlogging, but suffers from low compressive strength and clogging. Composite pavement: This incorporates modified materials, such as rubberized asphalt mixtures, to enhance performance, but is expensive and complex to manufacture.

[0003] To this end, the present invention provides an urban road structure. Summary of the Invention

[0004] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0005] The present invention provides an urban road structure, comprising: Road base layer, drainage layer, load-bearing layer and functional surface layer; The road base is reinforced by composite of graded crushed stone and geogrid; The drainage layer is made of porous concrete, and a plurality of longitudinal water pipes are pre-buried at equal intervals in the longitudinal direction inside the drainage layer, and the plurality of longitudinal water pipes are connected to the municipal drainage system; The load-bearing layer is made of a high modulus asphalt mixture mixed with 30% recycled aggregate; The functional surface layer is composed of a data acquisition layer and a wear-resistant layer. The data acquisition layer is composed of pressure / temperature sensors wrapped in a transparent modified resin and arranged in a rectangular array, and the wear-resistant layer is formed by evenly laying wear-resistant ceramic recycled aggregate on the surface of the data acquisition layer.

[0006] By adopting the above technical solution, during the use process after paving, rainwater penetrates into the drainage layer through the functional surface layer and is quickly discharged through the longitudinal water pipes. At the same time, the pressure / temperature sensor collects load and environmental data in real time and transmits it to the control center via wireless. In addition, the recycled soil aggregate can effectively reduce carbon emissions, thereby enabling the road structure to improve drainage efficiency by 40%. At the same time, there is no water accumulation under heavy rain conditions; it can also reduce the road surface temperature by 8-12℃, effectively alleviating the heat island effect; at the same time, it can support real-time traffic data collection, reducing operation and maintenance costs by 25%; and the utilization rate of recycled materials reaches 30%, reducing carbon emissions over the entire life cycle by 18%.

[0007] Preferably, the porosity of the porous concrete in the drainage layer is ≥25%, and the compressive strength is ≥20 MPa.

[0008] By adopting the above technical solution, the drainage performance and pressure resistance of the road structure can be effectively guaranteed.

[0009] Preferably, the dynamic modulus of the high modulus asphalt in the load-bearing layer is ≥14000 MPa, the particle size of the recycled aggregate is 5-10 mm, and the recycled aggregate accounts for 60%.

[0010] By adopting the above technical solution and setting up recycled aggregates, the utilization rate of recycled materials can reach 30%, and the carbon emissions over the entire life cycle can be reduced by 18%.

[0011] Preferably, the pressure / temperature sensors wrapped with the light-transmitting modified resin in the data acquisition layer are distributed in a 2m×2m grid, and the pressure / temperature sensors wrapped with the light-transmitting modified resin are powered by embedded photovoltaic films.

[0012] By adopting the above technical solution, load and environmental data can be collected in real time through pressure / temperature sensors.

[0013] An urban road structure also includes drainage ditches, wherein the longitudinal water guide pipes extend to the interior of the drainage ditches on both sides of the road, and L-shaped guide pipes corresponding to the longitudinal water guide pipes are embedded equidistantly on the inner side of the drainage ditch. A ditch cover is provided on the top of the drainage ditch, and a cleaning component is provided inside the drainage ditch for cleaning debris that passes through the ditch cover and enters the interior of the drainage ditch.

[0014] By adopting the above technical solution, the water discharged from the longitudinal water guide pipe can enter the drainage ditch through the L-shaped guide pipe, and the debris inside the drainage ditch can be automatically cleaned through the cleaning component.

[0015] Preferably, the cleaning component includes a mounting groove reserved on the inner wall of the drainage ditch, and a strip frame fixed to the inner wall of the mounting groove, the inner wall of the strip frame is slidably provided with a slider, and the end of the slider is fixed with a cleaning plate slidably connected to the inner wall of the drainage ditch, a rectangular cavity is opened inside the cleaning plate, and the inner wall of the rectangular cavity is fixed with a driving motor for driving the slider and the cleaning plate to move automatically, the outer surface of the slider is fixed with two symmetrical charging power supplies for powering the driving motor, and the inner wall of the strip frame is opened with two symmetrical concave grooves, and the inner wall of the concave groove is fixed with a charging head for charging the charging power supply.

[0016] By adopting the above technical solution, the slider can be driven to move automatically by the rotation of the driving motor, and the charging power supply can be automatically charged through the charging head after cleaning is completed.

[0017] Preferably, a straight rack is fixedly provided on the inner wall of the bar frame, and a rectangular hole is provided on the surface of the slider for sliding connection with the outer surface of the straight rack, a cavity is provided on the inner wall of the rectangular hole, a rotating shaft is rotatably provided on the inner wall of the cavity, and a toothed disc is fixedly provided on the surface of the rotating shaft for meshing with the straight rack.

[0018] By adopting the above technical solution, the gear disc can be driven to rotate by the rotation of the rotating shaft, and the slider can be driven to move automatically by the rotation of the gear disc and under the action of the spur rack.

[0019] Preferably, the output end of the driving motor is fixedly provided with a connecting shaft extending into the interior of the cavity, and the end of the connecting shaft and the surface of the rotating shaft are both fixedly provided with bevel gears that mesh with each other.

[0020] By adopting the above technical solution, the rotating shaft can be driven to rotate automatically by the rotation of the connecting shaft.

[0021] Preferably, two crushing assemblies for crushing debris inside the drainage ditch are symmetrically arranged on the surface of the cleaning plate, and the crushing assemblies include two connecting boxes symmetrically fixed on the surface of the cleaning plate, and a plurality of rotating rods extending to the interior of the connecting box are equidistantly arranged on the lower surface of the connecting box, and a plurality of crushing blades are equidistantly fixed on the surface of the rotating rod.

[0022] By adopting the above technical solution, the rotation of the rotating rod can drive the crushing blade to automatically crush the debris in the drainage ditch.

[0023] Preferably, the inner wall of the connecting box is rotatably provided with a horizontal axis corresponding to the rotating rod, and the other end of the horizontal axis extends to the interior of the rectangular cavity, the surface of the horizontal axis and the top of the rotating rod are fixed with a first bevel gear that meshes with each other, the other end of the horizontal axis is fixed with a second bevel gear, and the surface of the connecting shaft is fixed with a third bevel gear corresponding to the second bevel gear, and one of the third bevel gears is respectively meshed with the two second bevel gears.

[0024] By adopting the above technical solution, the horizontal axis can be driven to rotate by the rotation of the connecting shaft, and the rotation of the horizontal axis can be driven to automatically rotate the rotating rod.

[0025] The beneficial effects of the present invention are: The urban road structure described in the present invention, during its use after paving, can use pressure / temperature sensors to collect load and environmental data in real time and transmit the data wirelessly to a control center. In addition, soil recycled aggregate can effectively reduce carbon emissions, thereby enabling the road structure to improve drainage efficiency by 40%, while eliminating water accumulation under heavy rain conditions; and can reduce road surface temperature by 8-12°C, effectively alleviating the urban heat island effect; at the same time, it can support real-time traffic data collection, reducing operation and maintenance costs by 25%; and the utilization rate of recycled materials reaches 30%, reducing carbon emissions over the entire life cycle by 18%.

[0026] The urban road structure described in the present invention is equipped with a cleaning component so that water discharged through the longitudinal water pipe in the road structure can enter the drainage ditch. When the drainage ditch is draining, the driving motor can be started regularly to drive the connecting shaft to rotate. The rotation of the connecting shaft drives the rotating shaft to rotate under the action of two bevel gears. The rotation of the rotating shaft drives the gear plate to rotate. The rotation of the gear plate can drive the slider to move on the surface of the spur rack under the action of the spur rack, thereby driving the cleaning plate to automatically move on the inner wall of the drainage ditch, thereby effectively and automatically cleaning the debris inside the drainage ditch.

[0027] The urban road structure described in the present invention is provided with a crushing assembly. When the rotation of the driving motor drives the cleaning plate to automatically move to clean the drainage ditch, the rotation of the connecting shaft can drive the third bevel gear to rotate, and the rotation of the third bevel gear can drive the corresponding two second bevel gears to rotate, thereby driving the horizontal axis to rotate. The rotation of the horizontal axis can drive the rotating rod to automatically rotate under the action of the two first bevel gears, and the rotation of the rotating rod drives the crushing blade to rotate at high speed, so that the cleaned debris can be automatically crushed by the crushing blade during the movement of the cleaning plate, so that the debris can be fully crushed and discharged, thereby preventing the debris from clogging the drainage ditch. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1This is a schematic diagram of the three-dimensional explosion structure of the first embodiment of the present invention; Figure 2 This invention Figure 1 Schematic diagram of the structure viewed from above; Figure 3 is a schematic diagram of the three-dimensional structure of the second embodiment of the present invention; Figure 4 is a schematic diagram of the cross-sectional structure of the drainage ditch in the second embodiment of the present invention; Figure 5 is a schematic diagram of a top-sectional structure of a bar frame in the second embodiment of the present invention; Figure 6 2 is a schematic cross-sectional structural diagram of a slider and a cleaning plate in a second embodiment of the present invention; Figure 7 This invention Figure 6 A in the middle is an enlarged structural diagram; Figure 8 It is a schematic side sectional structure diagram of the cleaning plate and the connection box in the second embodiment of the present invention.

[0029] Description of reference numerals: 100. Road base; 200, drainage layer; 201, longitudinal aqueduct; 300, load-bearing layer; 400, functional surface layer; 401, data acquisition layer; 4011, pressure / temperature sensor; 402, wear-resistant layer; 500, drainage ditches; 600, L-shaped guide tube; 700, trench cover; 800, cleaning assembly; 801, bar frame; 802, slider; 803, cleaning plate; 804, drive motor; 805, charging power supply; 806, charging head; 807, spur rack; 808, rotating shaft; 809, gear disc; 8010, connecting shaft; 8011, bevel gear; 900, crushing assembly; 901, connecting box; 902, rotating rod; 903, crushing blade; 904, horizontal axis; 905, first bevel gear; 906, second bevel gear; 907, third bevel gear. DETAILED DESCRIPTION

[0030] The subject matter described herein will now be discussed with reference to exemplary embodiments. It should be understood that these embodiments are discussed solely to enable those skilled in the art to better understand and implement the subject matter described herein, and that the functions and arrangements of the elements discussed may be varied without departing from the scope of this specification. Various examples may omit, substitute, or add various processes or components as needed. In addition, features described with respect to some examples may also be combined in other examples.

[0031] Example 1: The following is a further detailed description of the technical solution of the present invention in conjunction with the accompanying drawings and specific embodiments. Figure 1 and Figure 2 , this application provides a kind of urban road structure, please refer to Figure 1 and Figure 2 , including: a road base layer 100, a drainage layer 200, a load-bearing layer 300 and a functional surface layer 400; The road base layer 100 is reinforced with a composite of graded crushed stone and geogrid; the drainage layer 200 is composed of porous concrete, and a number of longitudinal water pipes 201 are pre-buried at equal intervals in the longitudinal direction inside the drainage layer 200, and the several longitudinal water pipes 201 are connected to the municipal drainage system; the load-bearing layer 300 is composed of a high-modulus asphalt mixture mixed with 30% recycled aggregate; the functional surface layer 400 is composed of a data acquisition layer 401 and a wear-resistant layer 402. The data acquisition layer 401 is composed of pressure / temperature sensors 4011 wrapped in a translucent modified resin and arranged in a rectangular array, and the wear-resistant layer 402 is composed of wear-resistant ceramic recycled aggregate evenly laid on the surface of the data acquisition layer 401.

[0032] Specifically, during the use process after paving, rainwater penetrates into the drainage layer 200 through the functional surface layer 400 and is quickly discharged through the longitudinal water pipe 201. At the same time, the pressure / temperature sensor 4011 collects load and environmental data in real time and transmits it to the control center via wireless. In addition, the recycled soil aggregate can effectively reduce carbon emissions, thereby enabling the road structure to improve drainage efficiency by 40%. At the same time, there is no water accumulation under heavy rain conditions; it can also reduce the road surface temperature by 8-12°C, effectively alleviating the heat island effect; at the same time, it can support real-time traffic data collection, reducing operation and maintenance costs by 25%; and the utilization rate of recycled materials reaches 30%, reducing carbon emissions over the entire life cycle by 18%.

[0033] Please refer to Figure 1 and Figure 2 The porosity of the porous concrete in the drainage layer 200 is ≥25%, and the compressive strength is ≥20MPa.

[0034] Specifically, it can effectively ensure the drainage performance and pressure resistance of the road structure.

[0035] Please refer to Figure 1 and Figure 2 The dynamic modulus of the load-bearing layer 300 medium-high modulus asphalt at 15℃ is ≥14000MPa, the particle size of the recycled aggregate is 5-10mm, and the recycled aggregate accounts for 60%.

[0036] Specifically, by using recycled aggregates, the utilization rate of recycled materials reaches 30%, reducing carbon emissions over the entire life cycle by 18%.

[0037] Please refer to Figure 1 and Figure 2 The pressure / temperature sensors 4011 wrapped with light-transmitting modified resin in the data acquisition layer 401 are distributed in a 2m×2m grid, and the pressure / temperature sensors 4011 wrapped with light-transmitting modified resin are powered by embedded photovoltaic thin films.

[0038] Specifically, load and environmental data can be collected in real time through the pressure / temperature sensor 4011.

[0039] Example 2: Based on the first embodiment, Figures 3 to 8 , an urban road structure also includes a drainage ditch 500, the longitudinal water pipe 201 extends to the inside of the drainage ditch 500 on both sides of the road, the inner side of the drainage ditch 500 is equidistantly embedded with L-shaped water pipes 600 corresponding to the longitudinal water pipe 201, a ditch cover 700 is provided on the top of the drainage ditch 500, and the interior of the drainage ditch 500 is provided with a cleaning component 800 for cleaning debris that passes through the ditch cover 700 and enters the interior of the drainage ditch 500.

[0040] Specifically, the water discharged from the longitudinal water pipe 201 can enter the drainage ditch 500 through the L-shaped water guide pipe 600, and the debris inside the drainage ditch 500 can be automatically cleaned by the cleaning component 800.

[0041] Please refer to Figure 5 and Figure 6 The cleaning component 800 includes a mounting groove reserved on the inner wall of the drainage ditch 500, and a bar frame 801 fixed on the inner wall of the mounting groove. A slider 802 is slidably provided on the inner wall of the bar frame 801, and a cleaning plate 803 slidably connected to the inner wall of the drainage ditch 500 is fixed at the end of the slider 802. A rectangular cavity is provided inside the cleaning plate 803, and a driving motor 804 for driving the slider 802 and the cleaning plate 803 to move automatically is fixed on the inner wall of the rectangular cavity. Two symmetrical charging power supplies 805 for powering the driving motor 804 are fixed on the outer surface of the slider 802, and two symmetrical concave grooves are provided on the inner wall of the bar frame 801, and a charging head 806 for charging the charging power supply 805 is fixed on the inner wall of the concave groove.

[0042] Specifically, the slider 802 can be automatically moved by the rotation of the driving motor 804, and the charging power supply 805 can be automatically charged through the charging head 806 after cleaning is completed.

[0043] Please refer to Figure 6 and Figure 7A straight rack 807 is fixedly provided on the inner wall of the bar frame 801, and a rectangular hole is provided on the surface of the slider 802 which is slidably connected to the outer surface of the straight rack 807. A cavity is provided on the inner wall of the rectangular hole, and a rotating shaft 808 is rotatably provided on the inner wall of the cavity, and a toothed disc 809 which meshes with the straight rack 807 is fixedly provided on the surface of the rotating shaft 808.

[0044] Specifically, the rotation of the rotating shaft 808 can drive the toothed disc 809 to rotate, thereby driving the slider 802 to move automatically through the rotation of the toothed disc 809 and under the action of the spur rack 807 .

[0045] Please refer to Figure 6 and Figure 7 The output end of the driving motor 804 is fixed with a connecting shaft 8010 extending into the interior of the cavity, and the end of the connecting shaft 8010 and the surface of the rotating shaft 808 are fixed with mutually meshing bevel gears 8011.

[0046] Specifically, the rotation of the connecting shaft 8010 can drive the rotating shaft 808 to rotate automatically.

[0047] Among them, the present invention sets a cleaning component 800 so that the water discharged from the road structure through the longitudinal water pipe 201 can enter the drainage ditch 500, and when the drainage ditch 500 is draining, the drive motor 804 can be started regularly to drive the connecting shaft 8010 to rotate. The rotation of the connecting shaft 8010 drives the rotating shaft 808 to rotate under the action of the two bevel gears 8011. The rotation of the rotating shaft 808 drives the gear plate 809 to rotate. The rotation of the gear plate 809 can drive the slider 802 to move on the surface of the spur rack 807 under the action of the spur rack 807, thereby driving the cleaning plate 803 to automatically move on the inner wall of the drainage ditch 500, and effectively and automatically cleaning the debris inside the drainage ditch 500.

[0048] Please refer to Figure 5 and Figure 8 Two crushing assemblies 900 for crushing debris inside the drainage ditch 500 are symmetrically arranged on the surface of the cleaning plate 803. The crushing assembly 900 includes two connecting boxes 901 symmetrically fixed on the surface of the cleaning plate 803. The lower surface of the connecting box 901 is equidistantly rotated with several rotating rods 902 extending to the inside of the connecting box 901, and the surface of the rotating rod 902 is equidistantly fixed with several crushing blades 903.

[0049] Specifically, the rotation of the rotating rod 902 can drive the crushing blade 903 to automatically crush the debris in the drainage ditch 500.

[0050] Please refer to Figure 8The inner wall of the connecting box 901 is rotatably provided with a horizontal shaft 904 corresponding to the rotating rod 902, and the other end of the horizontal shaft 904 extends to the inside of the rectangular cavity, and the surface of the horizontal shaft 904 and the top of the rotating rod 902 are fixed with a first bevel gear 905 that meshes with each other, and the other end of the horizontal shaft 904 is fixed with a second bevel gear 906, and the surface of the connecting shaft 8010 is fixed with a third bevel gear 907 corresponding to the second bevel gear 906, and one third bevel gear 907 is respectively meshed with the two second bevel gears 906.

[0051] Specifically, the horizontal shaft 904 can be driven to rotate by the rotation of the connecting shaft 8010 , and the rotation of the horizontal shaft 904 can be driven to automatically rotate the rotating rod 902 .

[0052] Among them, the present invention is provided with a crushing component 900. When the rotation of the driving motor 804 drives the cleaning plate 803 to automatically move to clean the drainage ditch 500, the rotation of the connecting shaft 8010 can drive the third bevel gear 907 to rotate, and the rotation of the third bevel gear 907 can drive the corresponding two second bevel gears 906 to rotate, thereby driving the horizontal shaft 904 to rotate. The rotation of the horizontal shaft 904 can drive the rotating rod 902 to rotate automatically under the action of the two first bevel gears 905. The rotation of the rotating rod 902 drives the crushing blade 903 to rotate at high speed, and then, in the process of moving the cleaning plate 803, the crushing blade 903 can automatically crush the cleaned debris, so that the debris can be fully crushed and discharged, thereby avoiding debris from causing blockage of the drainage ditch 500.

[0053] Working principle: The water discharged through the longitudinal water pipe 201 in the road structure can enter the drainage ditch 500, and when the drainage ditch 500 is draining, the driving motor 804 can be started regularly to drive the connecting shaft 8010 to rotate. The rotation of the connecting shaft 8010 drives the rotating shaft 808 to rotate under the action of the two bevel gears 8011. The rotation of the rotating shaft 808 drives the gear plate 809 to rotate. The rotation of the gear plate 809 can drive the slider 802 to move on the surface of the spur rack 807 under the action of the spur rack 807, thereby driving the cleaning plate 803 to automatically move on the inner wall of the drainage ditch 500, and effectively and automatically clean the debris inside the drainage ditch 500. Moreover, when the driving motor 804 rotates, the sliding block 802 can move on the surface of the spur rack 807. When the cleaning plate 803 is driven to move automatically to clean the drainage ditch 500, the rotation of the connecting shaft 8010 can drive the third bevel gear 907 to rotate, and the rotation of the third bevel gear 907 can drive the corresponding two second bevel gears 906 to rotate, thereby driving the horizontal shaft 904 to rotate. The rotation of the horizontal shaft 904 can drive the rotating rod 902 to rotate automatically under the action of the two first bevel gears 905. The rotation of the rotating rod 902 drives the crushing blade 903 to rotate at high speed, and then, in the process of moving the cleaning plate 803, the crushing blade 903 can automatically crush the cleaned debris, so that the debris can be fully crushed and discharged, thereby preventing the drainage ditch 500 from being blocked by debris.

[0054] The above describes an embodiment of this specific implementation method, but this embodiment is not limited to the above specific implementation method. The above specific implementation method is merely illustrative and not restrictive. Ordinary technicians in this field can also make many forms based on the inspiration of this embodiment, all of which are protected by this embodiment.

Claims

1. An urban road structure, characterized in that: include: Road base layer (100), drainage layer (200), load-bearing layer (300) and functional surface layer (400); The road base (100) is formed by composite reinforcement of graded crushed stone and geogrid; The drainage layer (200) is made of porous concrete, and a plurality of longitudinal water pipes (201) are pre-buried at equal intervals in the longitudinal direction inside the drainage layer (200), and the plurality of longitudinal water pipes (201) are connected to the municipal drainage system; The load-bearing layer (300) is made of a high modulus asphalt mixture mixed with 30% recycled aggregate; The functional surface layer (400) is composed of a data acquisition layer (401) and a wear-resistant layer (402); the data acquisition layer (401) is composed of pressure / temperature sensors (4011) wrapped in a light-transmitting modified resin and arranged in a rectangular array; and the wear-resistant layer (402) is composed of wear-resistant ceramic recycled aggregate evenly laid on the surface of the data acquisition layer (401).

2. An urban road structure according to claim 1, characterized in that: The porous concrete in the drainage layer (200) has a porosity of ≥25% and a compressive strength of ≥20 MPa.

3. The urban road structure according to claim 1, characterized in that: The dynamic modulus (15°C) of the high modulus asphalt in the load-bearing layer (300) is ≥14000 MPa, the particle size of the recycled aggregate is 5-10 mm, and the recycled aggregate accounts for 60%.

4. The urban road structure according to claim 1, characterized in that: The pressure / temperature sensors (4011) wrapped with light-transmitting modified resin in the data acquisition layer (401) are distributed in a 2m×2m grid, and the pressure / temperature sensors (4011) wrapped with light-transmitting modified resin are powered by embedded photovoltaic thin films.

5. The urban road structure according to claim 1, characterized in that: The invention also includes a drainage ditch (500), wherein the longitudinal water guide pipe (201) extends to the interior of the drainage ditch (500) on both sides of the road, and L-shaped water guide pipes (600) corresponding to the longitudinal water guide pipe (201) are embedded equidistantly inside the drainage ditch (500), a ditch cover (700) is provided on the top of the drainage ditch (500), and a cleaning component (800) is provided inside the drainage ditch (500) for cleaning debris that passes through the ditch cover (700) and enters the interior of the drainage ditch (500).

6. An urban road structure according to claim 5, characterized in that: The cleaning component (800) comprises a mounting groove reserved on the inner wall of the drainage ditch (500), and a strip frame (801) fixed on the inner wall of the mounting groove, the inner wall of the strip frame (801) being slidably provided with a slider (802), and the end of the slider (802) being fixed with a cleaning plate (803) slidably connected to the inner wall of the drainage ditch (500), the interior of the cleaning plate (803) being provided with a rectangular cavity, and the inner wall of the rectangular cavity being fixed with a driving motor (804) for driving the slider (802) and the cleaning plate (803) to automatically move, the outer surface of the slider (802) being fixed with two symmetrical charging power supplies (805) for powering the driving motor (804), and the inner wall of the strip frame (801) being provided with two symmetrical concave grooves, and the inner wall of the concave groove being fixed with a charging head (806) for charging the charging power supply (805).

7. An urban road structure according to claim 6, characterized in that: The inner wall of the bar frame (801) is fixedly provided with a straight rack (807), and the surface of the slider (802) is provided with a rectangular hole slidably connected to the outer surface of the straight rack (807), the inner wall of the rectangular hole is provided with a cavity, the inner wall of the cavity is rotatably provided with a rotating shaft (808), and the surface of the rotating shaft (808) is fixedly provided with a toothed disc (809) that meshes with the straight rack (807).

8. An urban road structure according to claim 7, characterized in that: The output end of the driving motor (804) is fixedly provided with a connecting shaft (8010) extending into the interior of the cavity, and the end of the connecting shaft (8010) and the surface of the rotating shaft (808) are both fixedly provided with mutually meshing bevel gears (8011).

9. The urban road structure according to claim 8, characterized in that: Two crushing assemblies (900) for crushing debris inside the drainage ditch (500) are symmetrically arranged on the surface of the cleaning plate (803), and the crushing assembly (900) includes two connecting boxes (901) symmetrically fixed on the surface of the cleaning plate (803), and a plurality of rotating rods (902) extending into the interior of the connecting box (901) are equidistantly arranged on the lower surface of the connecting box (901), and a plurality of crushing blades (903) are equidistantly fixed on the surface of the rotating rod (902).

10. The urban road structure according to claim 9, characterized in that: The inner wall of the connecting box (901) is rotatably provided with a transverse shaft (904) corresponding to the rotating rod (902), and the other end of the transverse shaft (904) extends into the interior of the rectangular cavity. The surface of the transverse shaft (904) and the top end of the rotating rod (902) are both fixedly provided with first bevel gears (905) that mesh with each other. The other end of the transverse shaft (904) is fixedly provided with a second bevel gear (906). The surface of the connecting shaft (8010) is fixedly provided with a third bevel gear (907) corresponding to the second bevel gear (906), and one of the third bevel gears (907) is respectively meshed with the two second bevel gears (906).

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