High-quality asphalt pavement paving equipment

Abstract

The utility model relates to high-quality asphalt pavement paving equipment, which belongs to the technical field of road construction and comprises a lightweight vehicle body frame, rollers are rotatably mounted at the left end and the right end of the lower surface of the lightweight vehicle body frame, and a paving mechanism for paving asphalt is arranged on the upper surface of the lightweight vehicle body frame. A knocking mechanism is arranged at the left end of the lower surface of the lightweight vehicle body frame; the laying mechanism comprises a stirring box, a heating cover, a plurality of heating pipes, a first motor, a rotating rod, a plurality of stirring plates, a scraping plate, a supporting frame, a fixing frame, a second motor and a flattening roller. According to the high-quality paving equipment for the asphalt pavement, the lightweight vehicle body frame is made of an aluminum alloy material, so that the strength and the lightweight are both ensured, the overall performance index of the equipment is remarkably improved by utilizing the arranged paving mechanism, and particularly, the control flexibility is enhanced on the premise of reducing the self weight; the method is more suitable for carrying out efficient construction activities in various complex geographical environments.

Description

TECHNICAL FIELD

[0001] The utility model relates to road construction technical field, concretely is a kind of high-quality laying equipment of asphalt pavement. BACKGROUND

[0002] Asphalt pavement refers to various types of pavement constructed by mixing road asphalt material into mineral material, and asphalt binder improves the ability of road granule to resist driving and natural factors to damage the pavement, so that the pavement is flat, less dust, impermeable to water and durable, and in road construction, especially in highway construction, the quality requirement of asphalt pavement is higher and higher, not only requires high surface flatness, but also has good durability and stability.

[0003] The existing asphalt laying equipment mainly includes two categories of caterpillar type paver and flat plate vibration type compactor, wherein the caterpillar type paver realizes stable movement through caterpillar walking system, is equipped with spiral distributor to uniformly distribute material, and ironing plate is responsible for flattening mixed material to form pavement, however, such machine generally has problems of large machine weight and large turning radius, on the other hand, the flat plate vibration type compactor is mainly used to complete the final compaction process, but its working efficiency is low, and it cannot efficiently follow the paver operation, resulting in the extension of the entire construction period, in addition, the two types of machines also have problems of poor coordination in cooperation, so that the overall construction quality is difficult to guarantee, therefore, the high-quality laying equipment of asphalt pavement is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a high-quality laying equipment of asphalt pavement, which has the advantages of low weight and flexible control, solves the problems of large machine weight and large turning radius, low working efficiency of flat plate vibration type compactor, and inability to efficiently follow the paver operation, resulting in the extension of the entire construction period.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a high-quality laying equipment of asphalt pavement, comprising a lightweight vehicle body frame, the left and right ends of the lower surface of the lightweight vehicle body frame are rotatably installed with rollers, the upper surface of the lightweight vehicle body frame is provided with a laying mechanism for laying asphalt, and the left end of the lower surface of the lightweight vehicle body frame is provided with a knocking mechanism for improving the discharging efficiency of asphalt.

[0006] The laying mechanism comprises a stirring box, a heating cover, a plurality of heating pipes, a first motor, a rotating rod, a plurality of stirring plates, scrapers, a support frame, a fixing frame, a second motor and a flattening roller, the stirring box is fixed on the upper surface of the lightweight vehicle body frame, the heating cover is fixed on the outer surface of the stirring box, the heating pipes are fixed in the inner cavity of the heating cover, the first motor is fixed at the center of the upper surface of the stirring box, the output shaft of the first motor penetrates the inner top wall of the stirring box and extends into the inner cavity of the stirring box and is fixed with the rotating rod, a plurality of the stirring plates are fixed on the left and right sides of the rotating rod, two the scrapers are fixed on the side opposite to the stirring plates on the left and right sides, the support frame is fixed on the right end of the upper surface of the lightweight vehicle body frame, the fixing frame is rotatably connected to the right side of the support frame through a bearing, the second motor is fixed on the front side of the connection between the fixing frame and the support frame, the second motor is fixed with the connection between the fixing frame and the support frame, and the flattening roller is rotatably connected between the opposite sides of the front and rear side walls in the inner cavity of the fixing frame.

[0007] By adopting the technical scheme, the aluminum alloy material is adopted as the lightweight vehicle body frame, the strength and lightweight are ensured, the overall performance index of the equipment is improved by using the laying mechanism, the control flexibility is enhanced under the premise of reducing the self weight, and the equipment is more suitable for application in various complex geographical environments to carry out efficient construction activities.

[0008] Further, the number of the rollers is not less than four, and the not less than four rollers are uniformly distributed on the left and right ends of the lower surface of the lightweight vehicle body frame, and the rear side of the support frame is fixed with a handle.

[0009] By adopting the technical scheme, the rollers can be used to drive the movement of the lightweight vehicle body frame.

[0010] Further, the heating cover is in the shape of a hollow cylinder with a missing side close to the stirring box, and the left end of the upper surface of the stirring box is communicated with a feeding port.

[0011] By adopting the technical scheme, the heating cover can heat the asphalt material in the winter operation in cold regions by using the heating pipes, so as to adapt to different environments.

[0012] Further, the rotating rod and the inner bottom wall of the stirring box are rotatably connected through a bearing, the left end of the inner bottom wall of the stirring box is communicated with a discharge pipe, and the lower surface of the discharge pipe penetrates the lightweight vehicle body frame and extends to the lower side of the lightweight vehicle body frame.

[0013] Further, the mounting frame is fixed on the lower surface of the lightweight vehicle body frame and located on the right side of the discharge pipe, and a material roller is rotatably connected between the opposite sides of the front and rear side walls in the inner cavity of the mounting frame through a bearing.

[0014] Through adoption of the technical scheme, the cloth roller can preliminarily arrange and form the asphalt material.

[0015] Further, the knocking mechanism comprises a fixed box, a third motor, a rotating gear, a toothed plate, a linkage plate and a knocking block, the fixed box is fixed to the left end of the lower surface of the lightweight vehicle body frame, the third motor is fixed to the inner back wall of the fixed box, the rotating gear is fixed to the outer surface of the output shaft of the third motor, the toothed plate is meshed and connected to the upper surface of the rotating gear, the linkage plate is fixed to the right side of the toothed plate, and the knocking block is fixed to the right side of the linkage plate.

[0016] Through adoption of the technical scheme, the output shaft of the third motor is arranged to be reversely rotated, so that the knocking block can reciprocate leftward and rightward, when the knocking block collides with the discharge pipe, the asphalt material blocked in the discharge pipe can quickly drop under vibration, thereby avoiding that the paving efficiency is reduced due to the blocking of the asphalt material, and the practicability is improved.

[0017] Further, the upper surface of the toothed plate is fixed with a sliding block, and the inner top wall of the fixed box is provided with a sliding groove, and the sliding block moves horizontally in the inner cavity of the sliding groove.

[0018] Through adoption of the technical scheme, the sliding block and the sliding groove are arranged to limit the movement of the toothed plate, so that the toothed plate moves horizontally.

[0019] Further, the right side of the fixed box is provided with a through hole, and the size of the inner cavity of the through hole is matched with the size of the knocking block.

[0020] Through adoption of the technical scheme, the through hole is arranged to facilitate the knocking block to move out of the fixed box, so as to knock the discharge pipe.

[0021] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0022] 1. The asphalt pavement high-quality paving equipment adopts aluminum alloy material as the lightweight vehicle body frame, ensures that the strength and lightweight are considered, and significantly improves the overall performance index of the equipment by using the paving mechanism, especially enhances the control flexibility under the premise of reducing the self-weight, and is more suitable for application in various complex geographical environments to carry out efficient construction activities.

[0023] 2. The asphalt pavement high-quality paving equipment is arranged to reversely rotate the output shaft of the third motor, so that the knocking block can reciprocate leftward and rightward, when the knocking block collides with the discharge pipe, the asphalt material blocked in the discharge pipe can quickly drop under vibration, thereby avoiding that the paving efficiency is reduced due to the blocking of the asphalt material, and the practicability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a structural schematic view of the utility model.

[0025] Figure 2 It is the structure schematic drawing of the laying mechanism of the utility model;

[0026] Figure 3 It is the structure schematic drawing of the stirring box and heating cover of the utility model;

[0027] Figure 4 It is the structure schematic drawing of the knocking mechanism of the utility model.

[0028] In the drawing: 1, lightweight body frame; 2, roller; 3, laying mechanism; 301, stirring box; 302, heating cover; 303, heating pipe; 304, No. 1 motor; 305, rotating rod; 306, stirring plate; 307, scraper; 308, support frame; 309, fixed frame; 310, No. 2 motor; 311, flattening roller; 4, knocking mechanism; 401, fixed box; 402, No. 3 motor; 403, rotating gear; 404, toothed plate; 405, linkage plate; 406, knocking block. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] Please refer to Figure 1 The utility model discloses a kind of high-quality laying equipment of asphalt pavement, including lightweight body frame 1, the left and right ends of the lower surface of lightweight body frame 1 are rotatably installed with roller 2, the upper surface of lightweight body frame 1 is equipped with laying mechanism 3 for laying asphalt, the left end of the lower surface of lightweight body frame 1 is equipped with knocking mechanism 4 for improving asphalt discharging efficiency.

[0031] In the embodiment, the number of roller 2 is not less than four, and the not less than four rollers 2 are evenly distributed on the left and right ends of the lower surface of lightweight body frame 1. The rear side of support frame 308 is fixed with a handle.

[0032] It should be noted that lightweight body frame 1 selects 6061-T6 aluminum alloy material, to ensure that strength and lightweight are considered.

[0033] Please refer to Figures 2-3, in order to improve the overall performance index of the device, the laying mechanism 3 in the embodiment includes a stirring box 301, a heating cover 302, a plurality of heating pipes 303, a first motor 304, a rotating rod 305, a plurality of stirring plates 306, a scraper 307, a support frame 308, a fixed frame 309, a second motor 310 and a flattening roller 311. The stirring box 301 is fixed on the upper surface of the lightweight vehicle body frame 1. The heating cover 302 is fixed on the outer surface of the stirring box 301. The outer surface of the heating cover 302 is provided with a temperature control display screen. The heating pipes 303 are fixed in the inner cavity of the heating cover 302. According to the air temperature, it is judged whether the heating pipes 303 need to be used to heat the asphalt material. If heating is needed, the display screen on the surface of the heating cover 302 can be adjusted to the required heating temperature. The heating pipes 303 are connected to the power supply. The temperature on the surface of the heating pipes 303 rises, so that the stirring box 301 can be heated. The first motor 304 is fixed at the center of the upper surface of the stirring box 301. The output shaft of the first motor 304 penetrates the inner top wall of the stirring box 301 and extends into the inner cavity of the stirring box 301 and is fixed with the rotating rod 305. A plurality of stirring plates 306 are fixed on the left and right sides of the rotating rod 305. Two scrapers 307 are fixed on the side opposite to the stirring plates 306 on the left and right sides. The output shaft of the first motor 304 can drive the rotating rod 305 to rotate. The rotation of the rotating rod 305 makes the stirring plates 306 fixed on the left and right sides thereof rotate. The rotation of the stirring plates 306 drives the scrapers 307 to rotate. The rotation of the stirring plates 306 can stir the asphalt material, so that the asphalt material is heated more uniformly.

[0034] The support frame 308 is fixed on the right end of the upper surface of the lightweight vehicle body frame 1. The fixed frame 309 is rotatably connected to the right side of the support frame 308 through a bearing. The second motor 310 is fixed on the front side of the connection between the fixed frame 309 and the support frame 308. The second motor 310 is fixed with the connection between the fixed frame 309 and the support frame 308. The flattening roller 311 is rotatably connected between the opposite sides of the front and rear side walls in the inner cavity of the fixed frame 309. Starting the second motor 310, the output shaft of the second motor 310 can adjust the angle of the fixed frame 309, so that the flattening roller 311 contacts the ground. The movement of the vehicle makes the flattening roller 311 rotate, which can apply appropriate pressure to the asphalt material for preliminary compaction treatment.

[0035] In the embodiment, the heating cover 302 is in the shape of a hollow cylinder with one side close to the stirring box 301 missing. The left end of the upper surface of the stirring box 301 is communicated with a feeding port. The asphalt material can be poured into the inner cavity of the stirring box 301 through the feeding port. The rotating rod 305 is rotatably connected between the inner bottom wall of the stirring box 301 through a bearing. The left end of the inner bottom wall of the stirring box 301 is communicated with a discharge pipe. The lower surface of the discharge pipe penetrates the lightweight vehicle body frame 1 and extends to the lower side of the lightweight vehicle body frame 1. The lower surface of the discharge pipe is hingedly connected with a sealing cover through a hinged seat.

[0036] The lower surface of the lightweight vehicle body frame 1 and the right side of the discharge pipe are fixed with a mounting rack, the opposite side between the front and rear side walls of the inner cavity of the mounting rack is rotatably connected with a distributing roller through a bearing, and the asphalt material can flow out to the ground through the discharge pipe after the sealing cover at the bottom of the discharge pipe is turned down, and the lightweight vehicle body frame 1 is pushed forward, and the distributing roller can preliminarily arrange and form the asphalt material.

[0037] It should be noted that the use of the laying mechanism 3 significantly improves the overall performance index of the equipment, especially in reducing the self-weight and enhancing the control flexibility, which is more suitable for application in various complex geographical environments to carry out efficient construction activities, realizes the breakthrough of functional integration, greatly simplifies the on-site operation process, and reduces the demand for auxiliary equipment.

[0038] Please refer to Figure 4 , in order to avoid the blockage of the asphalt material, the knocking mechanism 4 in the embodiment includes a fixed box 401, a No. 3 motor 402, a rotating gear 403, a toothed plate 404, a linkage plate 405 and a knocking block 406, the fixed box 401 is fixed at the left end of the lower surface of the lightweight vehicle body frame 1, the No. 3 motor 402 is fixed to the inner back wall of the fixed box 401, the rotating gear 403 is fixed to the outer surface of the output shaft of the No. 3 motor 402, the toothed plate 404 is engagedly connected to the upper surface of the rotating gear 403, the output shaft of the No. 3 motor 402 is rotated to drive the rotating gear 403 to rotate, the rotation of the rotating gear 403 makes the toothed plate 404 connected therewith move horizontally and linearly, the linkage plate 405 is fixed to the right side of the toothed plate 404, and the knocking block 406 is fixed to the right side of the linkage plate 405. When the toothed plate 404 moves to the right, it can drive the linkage plate 405 and the knocking block 406 to move to the right, and then the knocking block 406 can knock one side of the discharge pipe, so that the blocked asphalt material flows out quickly, and then the output shaft of the No. 3 motor 402 is reversed to separate the knocking block 406 from the discharge pipe, and the No. 3 motor 402 is knocked again.

[0039] In the embodiment, the upper surface of the toothed plate 404 is fixed with a sliding block, the inner top wall of the fixed box 401 is provided with a sliding groove, the sliding block moves horizontally and linearly in the inner cavity of the sliding groove, and the right side of the fixed box 401 is provided with a through hole, the size of the inner cavity of the through hole is matched with the size of the knocking block 406.

[0040] It can be understood that the output shaft of the No. 3 motor 402 is reversed to make the knocking block 406 move back and forth, and when the knocking block 406 collides with the discharge pipe, the asphalt material blocked in the discharge pipe can fall quickly due to vibration, so as to avoid the blockage of the asphalt material and reduce the laying efficiency.

[0041] The working principle of the above embodiment is:

[0042] (1) When paving the road with asphalt, the asphalt material can be poured into the inner cavity of the mixing box 301 through the feeding port. Whether heating is needed is determined according to the air temperature. If heating is needed, the display screen on the surface of the heating cover 302 can be adjusted to the temperature required for heating. Then the heating pipe 303 is connected to the power supply, the temperature on the surface of the heating pipe 303 rises, thereby the mixing box 301 can be heated. Then the No. 1 motor 304 is started, the rotation of the output shaft of the No. 1 motor 304 can drive the rotating rod 305 to rotate, the rotation of the rotating rod 305 makes the stirring plates 306 fixed on the left and right sides thereof rotate, the rotation of the stirring plates 306 drives the scraper 307 to rotate, and the rotation of the stirring plates 306 can stir the asphalt material, thereby making the asphalt material heat more uniformly. After heating to the appropriate temperature, the sealing cover at the bottom of the discharge pipe can be turned down, the asphalt material can flow out to the ground through the discharge pipe. At this time, the lightweight vehicle body frame 1 is pushed forward, the cloth roller can preliminarily arrange and shape the asphalt material, the No. 2 motor 310 is started, the rotation of the output shaft of the No. 2 motor 310 can adjust the angle of the fixed frame 309, so that the flattening roller 311 contacts the ground, the vehicle moves to make the flattening roller 311 rotate, and the asphalt material can be subjected to preliminary compaction treatment under appropriate pressure.

[0043] (2) In order to avoid blockage of the asphalt material, the No. 3 motor 402 can be started, the rotation of the output shaft of the No. 3 motor 402 drives the rotating gear 403 to rotate, the rotation of the rotating gear 403 makes the toothed plate 404 connected therewith move horizontally and linearly, when the toothed plate 404 moves to the right, the linkage plate 405 and the knocking block 406 can be moved to the right, then the knocking block 406 can knock one side of the discharge pipe, thereby making the blocked asphalt material flow out quickly, then the output shaft of the No. 3 motor 402 is reversed, so that the knocking block 406 is separated from the discharge pipe, until the No. 3 motor 402 knocks again.

Claims

1. A high-quality paving equipment for asphalt pavement, comprising a lightweight vehicle body frame (1), characterized in that: The lower surface of the lightweight vehicle body frame (1) is rotatably provided with two rollers (2), the upper surface of the lightweight vehicle body frame (1) is provided with a paving mechanism (3) for paving asphalt, and the left end of the lower surface of the lightweight vehicle body frame (1) is provided with a knocking mechanism (4) for improving the paving efficiency of asphalt. The paving mechanism (3) comprises a stirring box (301), a heating cover (302), a plurality of heating pipes (303), a first motor (304), a rotating rod (305), a plurality of stirring plates (306), a scraper (307), a support frame (308), a fixing frame (309), a second motor (310) and a flattening roller (311), the stirring box (301) is fixed on the upper surface of the lightweight vehicle body frame (1), the heating cover (302) is fixed on the outer surface of the stirring box (301), the heating pipes (303) are fixed in the inner cavity of the heating cover (302), the first motor (304) is fixed at the center of the upper surface of the stirring box (301), the output shaft of the first motor (304) penetrates the inner top wall of the stirring box (301) and extends into the inner cavity of the stirring box (301) and is fixed with the rotating rod (305), a plurality of stirring plates (306) are fixed on the left and right sides of the rotating rod (305), two scrapers (307) are fixed on the side opposite to the stirring plates (306) on the left and right sides, the support frame (308) is fixed on the right end of the upper surface of the lightweight vehicle body frame (1), the fixing frame (309) is rotatably connected to the right side of the support frame (308) through a bearing, the second motor (310) is fixed on the front side of the connection between the fixing frame (309) and the support frame (308), and the second motor (310) is fixed with the connection between the fixing frame (309) and the support frame (308). The flattening roller (311) is rotatably connected between the opposite sides of the front and rear side walls in the inner cavity of the fixing frame (309).

2. A high quality paving of asphalt pavement apparatus as claimed in claim 1, wherein: The number of rollers (2) is not less than four, and the four rollers (2) are evenly distributed on the left and right ends of the lower surface of the lightweight vehicle body frame (1), and the rear side of the support frame (308) is fixed with a handle.

3. A high quality paving apparatus for asphaltic pavements as defined in claim 1 wherein: The heating cover (302) is in the shape of a hollow cylinder with a missing side near the stirring box (301), and the left end of the upper surface of the stirring box (301) is communicated with a feeding port.

4. The high quality paving of asphalt pavement apparatus according to claim 1, wherein: The rotating rod (305) and the inner bottom wall of the stirring box (301) are rotatably connected through a bearing, the left end of the inner bottom wall of the stirring box (301) is communicated with a discharge pipe, and the lower surface of the discharge pipe penetrates the lightweight vehicle body frame (1) and extends to the lower side of the lightweight vehicle body frame (1).

5. A high quality paving apparatus for asphaltic pavements as defined in claim 4 wherein: The lower surface of the lightweight vehicle body frame (1) and the right side of the discharge pipe are fixed with a mounting frame, and a material roller is rotatably connected between the opposite sides of the front and rear side walls in the inner cavity of the mounting frame.

6. A high quality paving of asphalt pavement apparatus as claimed in claim 1, wherein: The knocking mechanism (4) comprises a fixed box (401), a No. 3 motor (402), a rotating gear (403), a toothed plate (404), a linkage plate (405) and a knocking block (406), the fixed box (401) is fixed to the left end of the lower surface of the lightweight vehicle body frame (1), the No. 3 motor (402) is fixed to the inner back wall of the fixed box (401), the rotating gear (403) is fixed to the outer surface of the output shaft of the No. 3 motor (402), the toothed plate (404) is meshed and connected to the upper surface of the rotating gear (403), the linkage plate (405) is fixed to the right side of the toothed plate (404), and the knocking block (406) is fixed to the right side of the linkage plate (405).

7. A high quality paving apparatus for asphaltic pavements as defined in claim 6 wherein: The upper surface of the toothed plate (404) is fixed with a sliding block, the inner top wall of the fixed box (401) is provided with a sliding groove, and the sliding block moves horizontally and linearly in the inner cavity of the sliding groove.

8. A high quality paving of asphalt pavement apparatus as claimed in claim 6, wherein: The right side of the fixed box (401) is provided with a through hole, and the size of the inner cavity of the through hole is matched with the size of the knocking block (406).

Images