Durable asphalt pavement structure
By designing and enhancing the thermal conductivity mechanism in the asphalt pavement, the heat conduction pipe and collection box system absorb and conduct thermal rainwater to reduce the pavement temperature, the problems of low durability and temperature absorption of the existing asphalt pavement are solved, and the durability and pressure resistance of the asphalt pavement are significantly improved. sex.
Patent Information
- Application Number
- CN202323492979.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-21
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2033-12-21
AI Technical Summary
The existing asphalt pavement has low durability when paving, and cannot absorb temperature in hot weather, resulting in possible melting and collapse, and cannot effectively reduce the temperature through the heat conducting pipes and increase the overall durability of use.
A durable asphalt pavement structure is designed, including a base layer, a concrete layer and a reinforced thermal conductivity mechanism. The reinforced thermal conductivity mechanism is composed of an outer frame, a top baffle, a heat conduction pipe, a collection box and a compressive steel bar. The heat conduction pipe runs through the outer frame and rainwater passes through it. The collection box gathers and heat conducts the road surface temperature through the heat conduction pipe.
It effectively increases the durability and compressive strength of the asphalt pavement, avoids melting and collapse caused by excessive temperature, and improves the overall service life.
Smart Images
Figure CN222251570U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of asphalt pavement, in particular to a durable asphalt pavement structure. Background Art
[0002] Asphalt pavement refers to various types of pavement paved with road asphalt materials mixed into mineral materials. The asphalt binder improves the ability of paving aggregate to resist damage to the road surface caused by driving and natural factors, making the road surface smooth, dust-free, waterproof and durable. Therefore, asphalt pavement is the most widely used high-grade pavement in road construction.
[0003] However, when actual users are paving asphalt pavements, the existing asphalt pavements are relatively simple during paving, and their durability is low. It is impossible to enhance their durability through internal structures, etc. At the same time, they are unable to absorb the temperature of the pavement in hot weather, and cannot rely on rainwater in the heat pipe to conduct heat in time and effectively reduce the temperature of the asphalt pavement. Excessive temperature may cause the asphalt pavement to melt and collapse, and the overall durability of the asphalt pavement cannot be effectively increased. Therefore, a durable asphalt pavement structure is proposed to address the above problems. Utility Model Content
[0004] In order to make up for the shortcomings of the existing technology, when actual users lay asphalt pavement, the existing asphalt pavement is relatively simple during paving, its durability is low, and its durability cannot be enhanced by internal structures, etc. At the same time, it cannot absorb the temperature of the road surface in hot weather, and cannot rely on rainwater in the heat pipe to conduct heat in time and effectively reduce the temperature of the asphalt pavement. Excessive temperature may cause the asphalt pavement to melt and collapse, and the durability of the overall use of the asphalt pavement cannot be effectively increased. The utility model proposes a durable asphalt pavement structure.
[0005] The technical solution adopted by the utility model to solve the technical problem is: a durable asphalt pavement structure, comprising a base layer; a concrete layer is arranged on the top of the base layer, and an enhanced heat conduction mechanism is arranged on the top of the base layer;
[0006] The enhanced heat conduction mechanism includes an outer frame, which is fixedly connected to the surface of the base layer. A top baffle is fixedly installed on the inner wall of the outer frame. The number of the top baffles is several. The surface of the base layer is in contact with a heat conduction pipe. The number of the heat conduction pipes is six. Both ends of the heat conduction pipe penetrate the surface of the outer frame. The inner wall of the top baffle is in contact with the surface of the heat conduction pipe. One end of the heat conduction pipe is fixedly connected to a collection box. The number of the collection boxes is twelve. The surface of the collection box is in contact with the surface of the outer frame.
[0007] Preferably, the inner walls of the outer frame and the top baffle are fixedly mounted with compressive steel bars, and the number of the compressive steel bars is several.
[0008] Preferably, water leakage plates are fixedly mounted on the surface of the collecting box, and the number of the water leakage plates is twelve.
[0009] Preferably, the concrete layer is poured on the surface of the base layer and covers the outer frame and the top baffle, and the surface of the concrete layer is fixedly connected with hot-pressed asphalt concrete.
[0010] Preferably, the surface of the hot-pressed asphalt concrete is fixedly connected with the poured asphalt concrete, and the surface of the top baffle is provided with slots, and the number of the slots is several.
[0011] Preferably, the surface of the top baffle is provided with mounting holes, the number of the mounting holes is several, the inner wall of the mounting holes is in contact with the surface of the heat-conducting pipe, and the heat-conducting pipe is made of steel.
[0012] Preferably, the surfaces of the top baffle plate and the outer frame are provided with through holes, the number of the through holes is several, and the inner walls of the through holes are in contact with the surfaces of the compression steel bars.
[0013] The utility model is beneficial in that:
[0014] The utility model is provided with an enhanced heat conduction mechanism. When the user is paving the asphalt pavement, the outer frame and the top baffle are provided to effectively increase the durability of the asphalt pavement and increase the compressive strength of the asphalt pavement. In addition, in daily use after paving, the pavement in rainy weather can collect the water that has seeped into the pavement in the heat conduction pipe through the collection box. The heat conduction pipe made of steel material can absorb the temperature of the pavement in hot weather. The rainwater in the heat conduction pipe can conduct heat in time and effectively reduce the temperature of the asphalt pavement, avoiding melting and collapse of the asphalt pavement due to excessive temperature, thereby effectively increasing the durability of the overall use of the asphalt pavement. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0016] Figure 1 This is a schematic diagram of the durable asphalt pavement structure of the utility model;
[0017] Figure 2 It is a schematic diagram of the structure of the compression steel bar of the utility model;
[0018] Figure 3 For the utility model Figure 2A magnified view of the local structure at point A in the middle;
[0019] Figure 4 It is a structural schematic diagram of the mounting hole and the through hole of the utility model.
[0020] In the figure: 1. Base layer; 2. Concrete layer; 3. Enhanced heat conduction mechanism; 301. Outer frame; 302. Top baffle; 303. Heat conduction pipe; 304. Collection box; 4. Compression-resistant steel bars; 5. Leakage plate; 6. Hot-pressed asphalt concrete; 7. Cast asphalt concrete; 8. Notch; 9. Mounting hole; 10. Through hole. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] The following is combined with Figure 1-4 To further explain this application in detail,
[0023] The present application embodiment discloses a durable asphalt pavement structure. Figure 1 and Figure 4 A durable asphalt pavement structure comprises a base layer 1; a concrete layer 2 is arranged on the top of the base layer 1, and an enhanced heat conduction mechanism 3 is arranged on the top of the base layer 1;
[0024] The enhanced heat conduction mechanism 3 includes an outer frame 301, the outer frame 301 is fixedly connected to the surface of the base layer 1, the inner wall of the outer frame 301 is fixedly installed with a top baffle 302, the number of the top baffles 302 is several, the surface of the base layer 1 is in contact with a heat conduction pipe 303, the number of the heat conduction pipe 303 is six, both ends of the heat conduction pipe 303 penetrate to the surface of the outer frame 301, the inner wall of the top baffle 302 is in contact with the surface of the heat conduction pipe 303, one end of the heat conduction pipe 303 is fixedly connected with a collection box 304, the number of the collection boxes 304 is twelve, and the surface of the collection box 304 is in contact with the surface of the outer frame 301; by setting the enhanced heat conduction mechanism 3, When users are paving asphalt pavement, the outer frame 301 and the top baffle 302 are arranged to effectively increase the durability of the asphalt pavement and increase the compressive strength of the asphalt pavement. In addition, in daily use after paving, the pavement can collect the water that has infiltrated low in rainy weather in the heat pipe 303 through the collection box 304. The heat pipe 303 made of steel can absorb the temperature of the pavement in hot weather. The rainwater in the heat pipe 303 can conduct heat in time and effectively reduce the temperature of the asphalt pavement, avoiding melting and collapse of the asphalt pavement due to excessive temperature, thereby effectively increasing the durability of the overall use of the asphalt pavement.
[0025] Reference Figure 2 and Figure 3 The inner walls of the outer frame 301 and the top baffle 302 are fixedly mounted with compressive steel bars 4, and the number of the compressive steel bars 4 is several; the compressive steel bars 4 can further increase the rigidity of the road surface and increase the overall compressive resistance of the road surface.
[0026] Reference Figure 2 and Figure 3 A water leakage plate 5 is fixedly installed on the surface of the collection box 304, and the number of the water leakage plates 5 is twelve; the water leakage plates 5 can prevent the permeable concrete poured during construction from falling into the collection box 304 and causing blockage.
[0027] Reference Figure 1 and Figure 2 The concrete layer 2 is poured on the surface of the base layer 1 and covers the outer frame 301 and the top baffle 302. The surface of the concrete layer 2 is fixedly connected with a hot-pressed asphalt concrete 6. The hot-pressed asphalt concrete 6 and the poured asphalt concrete 7 arranged on the top can enhance the overall strength of the road surface, and have stronger compressive resistance in daily use, longer service life, and greatly increased durability.
[0028] Reference Figure 1 and Figure 4The surface of the hot-pressed asphalt concrete 6 is fixedly connected with the poured asphalt concrete 7, and the surface of the top baffle 302 is provided with slots 8, and the number of the slots 8 is several; the hot-pressed asphalt concrete 6 and the poured asphalt concrete 7 arranged on the top can enhance the overall strength of the road surface, and have stronger pressure resistance and longer service life in daily use, and the durability is also greatly increased, and the slots 8 facilitate better circulation of the poured concrete to avoid the phenomenon of hollowing.
[0029] Reference Figure 4 The surface of the top baffle 302 is provided with mounting holes 9, and the number of the mounting holes 9 is several. The inner wall of the mounting hole 9 contacts the surface of the heat-conducting pipe 303, and the heat-conducting pipe 303 is made of steel. The arrangement of the mounting holes 9 and the through holes 10 facilitates the user to fix the position of the heat-conducting pipe 303 and the compressive steel bar 4 during construction, and facilitates the user to install and fix the heat-conducting pipe 303 and the compressive steel bar 4.
[0030] Reference Figure 4 The surfaces of the top baffle plate 302 and the outer frame 301 are both provided with through holes 10, and the number of through holes 10 is several, and the inner wall of the through hole 10 contacts the surface of the compression steel bar 4; the setting of the mounting holes 9 and the through holes 10 facilitates the user to fix the position of the heat pipe 303 and the compression steel bar 4 during construction, and facilitates the user to install and fix the heat pipe 303 and the compression steel bar 4.
[0031] Working principle: When laying asphalt pavement, the user can effectively increase the durability of the asphalt pavement by setting the outer frame 301 and the top baffle 302. The user sets the outer frame 301 and the top baffle 302 on the surface of the base layer 1, and pours concrete on the outer frame 301 and the top baffle 302 to form a concrete layer 2, which further increases the strength and durability of the asphalt pavement. The compression steel bar 4 can further increase the rigidity of the pavement and increase the overall compression resistance of the pavement. The notch 8 facilitates the better circulation of the poured concrete to avoid the occurrence of hollowing. The setting of the mounting hole 9 and the through hole 10 is convenient for the user to fix the position of the heat pipe 303 and the compression steel bar 4 during construction, and is convenient for the user to install and fix the heat pipe 303 and the compression steel bar 4. The heat pipe 303 and the compression steel bar 4 set on the top The compressed asphalt concrete 6 and the poured asphalt concrete 7 can enhance the overall strength of the road surface, and have stronger pressure resistance, longer service life, and greatly increased durability in daily use. In daily use after paving, the road surface can collect low-seepage water in rainy weather through the collection box 304 in the heat pipe 303. The leaking plate 5 can prevent the permeable concrete poured during construction from falling into the collection box 304 and causing blockage. The heat pipe 303 made of steel can absorb the temperature of the road surface in hot weather. The rainwater in the heat pipe 303 can conduct heat in time and effectively reduce the temperature of the asphalt road surface, avoiding melting and collapse of the asphalt road surface due to excessive temperature, thereby effectively increasing the durability of the overall use of the asphalt road surface.
[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A durable asphalt pavement structure, characterized in that: It comprises a base layer (1); a concrete layer (2) is arranged on the top of the base layer (1); and a heat conduction enhancement mechanism (3) is arranged on the top of the base layer (1); The enhanced heat conduction mechanism (3) comprises an outer frame (301), the outer frame (301) is fixedly connected to the surface of the base layer (1), a top baffle (302) is fixedly mounted on the inner wall of the outer frame (301), the number of the top baffles (302) is several, the surface of the base layer (1) is in contact with a heat conduction pipe (303), the number of the heat conduction pipes (303) is six, both ends of the heat conduction pipe (303) penetrate the surface of the outer frame (301), the inner wall of the top baffle (302) is in contact with the surface of the heat conduction pipe (303), one end of the heat conduction pipe (303) is fixedly connected to a collection box (304), the number of the collection boxes (304) is twelve, and the surface of the collection box (304) is in contact with the surface of the outer frame (301).
2. A durable asphalt pavement structure according to claim 1, characterized in that: The inner walls of the outer frame (301) and the top baffle (302) are both fixedly mounted with compression steel bars (4), and the number of the compression steel bars (4) is a plurality.
3. A durable asphalt pavement structure according to claim 1, characterized in that: A water leakage plate (5) is fixedly mounted on the surface of the collection box (304), and the number of the water leakage plates (5) is twelve.
4. A durable asphalt pavement structure according to claim 1, characterized in that: The concrete layer (2) is cast on the surface of the base layer (1) and covers the outer frame (301) and the top baffle (302); the surface of the concrete layer (2) is fixedly connected with hot-pressed asphalt concrete (6).
5. A durable asphalt pavement structure according to claim 4, characterized in that: The surface of the hot-pressed asphalt concrete (6) is fixedly connected with the poured asphalt concrete (7), and the surface of the top baffle (302) is provided with slots (8), and the number of the slots (8) is several.
6. A durable asphalt pavement structure according to claim 1, characterized in that: The surface of the top baffle (302) is provided with mounting holes (9), the number of the mounting holes (9) is several, the inner wall of the mounting hole (9) is in contact with the surface of the heat conducting pipe (303), and the heat conducting pipe (303) is made of steel.
7. A durable asphalt pavement structure according to claim 1, characterized in that: Through holes (10) are provided on the surfaces of the top baffle plate (302) and the outer frame (301), and the number of the through holes (10) is several, and the inner walls of the through holes (10) are in contact with the surface of the compression steel bars (4).