Asphalt pavement softening and rebuilding device

Abstract

The utility model provides an asphalt pavement softening and rebuilding device, which belongs to the technical field of asphalt pavement rebuilding, and aims to solve the problem that a large amount of asphalt raw materials and time are wasted as old asphalt needs to be transported to a designated place to be unloaded after being dismantled when a small-area asphalt pavement is rebuilt in the prior art. The heating chamber is fixedly connected to the upper surface of the bottom plate; the conveying chamber is fixedly connected to the right side of the heating chamber; the feeding hole is fixedly connected to the upper surface of the conveying chamber; the two extrusion rollers are dispersedly and rotationally connected to the bottom of the feeding opening; the crushing and regenerating assembly is arranged above the bottom plate; and the discharging assembly is arranged in the bottom plate and on the bottom plate. According to the utility model, the removed old asphalt can be conveniently regenerated on a construction site, and the regenerated old asphalt can be used as an asphalt layer of a bottom layer, so that the new asphalt is saved, and the transportation, loading and unloading cost of the old asphalt is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of asphalt pavement repair, and more specifically, particularly relates to an asphalt pavement softening and renovation device. Background Art

[0002] During the long-term operation of asphalt pavement, it is easy to develop potholes, cracks and other damages due to uneven roadbed settlement and excessive load. These areas are often small in size and are often repaired manually. When repairing, it is often necessary to use tools such as cutters and shovels to remove the old asphalt, and then lay new asphalt.

[0003] Existing application number: CN202320791793.8, the utility model discloses a waste asphalt regeneration device, including a shell, the upper surface of the shell is fixedly connected with a first torque motor, the output end of the first torque motor is fixedly connected with a stirring and heating device, the stirring and heating device includes a first hollow shaft, a first heating fan, the upper inner wall of the shell is fixedly connected with a partition, the left inner wall of the shell is fixedly connected with a limit column, and the upper surface of the limit column is slidably connected with a movable plate. The above structure, by adding a preliminary stirring and heating device to the box body, the waste asphalt is preheated and evenly distributed in the box body to prevent the phenomenon of low utilization rate on one side of the accumulation, and adding a high-frequency screen to screen out the stones in the asphalt added to the box body, and because the high-frequency screen vibrates, the high-speed screen is not easy to be blocked.

[0004] Based on the above, when renovating a small area of ​​asphalt pavement, after the old asphalt is removed, it often needs to be loaded onto a transport vehicle and then pulled to a designated location for unloading. The new asphalt also needs to be transported to the construction site for paving. This renovation method wastes a lot of asphalt raw materials, prolongs the renovation period, and brings inconvenience to people's travel. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an asphalt pavement softening and renovation device to solve the problem that when renovating a small area of ​​asphalt pavement, the old asphalt often needs to be loaded onto a transport vehicle after being removed and then pulled to a designated location for unloading, and the new asphalt also needs to be transported to the construction site for paving. This renovation method wastes a large amount of asphalt raw materials, prolongs the renovation period, and brings inconvenience to people's travel.

[0006] The purpose and effect of the asphalt pavement softening and renovation device of the utility model are achieved by the following specific technical means:

[0007] An asphalt pavement softening and renovation device comprises a base plate;

[0008] An armrest, wherein the armrest is fixedly connected to the bottom plate;

[0009] Rollers, four of which are provided, and the four rollers are rotatably connected to the front and rear sides of the bottom plate in a dispersed manner;

[0010] A heating chamber, wherein the heating chamber is fixedly connected to the bottom plate;

[0011] A transport chamber, wherein the transport chamber is fixedly connected to the right side of the heating chamber;

[0012] A feed inlet, the feed inlet being fixedly connected to the transport chamber;

[0013] A transmission box, the transmission box is fixedly connected to the right side of the transport chamber;

[0014] Extrusion rollers, wherein two extrusion rollers are provided, and the two extrusion rollers are rotatably connected to the bottom of the feed port in a dispersed manner;

[0015] A crushing and regeneration component, wherein the crushing and regeneration component is arranged above the bottom plate;

[0016] A discharging assembly is arranged inside and on the bottom plate.

[0017] Furthermore, the crushing and regeneration component includes:

[0018] A first drive motor, wherein the first drive motor is fixedly connected to the right side of the transmission box;

[0019] A first gear, wherein the first gear is coaxially fixedly connected to an end of a first driving motor, and the left side of the first gear is coaxially fixedly connected to a right end of a rear squeezing roller;

[0020] The second gear is coaxially fixedly connected to the right end of the front squeezing roller, and the second gear is meshed with the first gear.

[0021] Furthermore, the crushing and regeneration component also includes:

[0022] A driving pulley, the driving pulley is coaxially fixedly connected to the right side of the second gear;

[0023] a first transmission shaft, the first transmission shaft being rotatably connected inside the transmission case;

[0024] A driven pulley, the driven pulley is coaxially fixedly connected to the right side of the first transmission shaft;

[0025] A transmission belt, the transmission belt is connected to the outside of the driving pulley and the driven pulley;

[0026] A conveying agitator cage is coaxially fixedly connected to the left side of the first transmission shaft.

[0027] Furthermore, the crushing and regeneration component also includes:

[0028] A spray barrel, wherein the spray barrel is fixedly connected to the heating chamber;

[0029] A spraying port, wherein a plurality of the spraying ports are provided, and the plurality of the spraying ports are dispersedly and fixedly connected under the spraying barrel.

[0030] Furthermore, the crushing and regeneration component also includes:

[0031] A second driving motor, wherein the second driving motor is fixedly connected to the bottom plate;

[0032] A stirring paddle, the stirring paddle is coaxially fixedly connected to the end of the rotating shaft of the second driving motor;

[0033] A heating block is provided in multiple pieces, and the multiple heating blocks are dispersedly arranged at the bottom of the heating chamber.

[0034] Furthermore, the discharging assembly includes:

[0035] A blocking plate, the blocking plate being slidably connected inside the bottom plate;

[0036] A pulling member, the pulling member is fixedly connected in front of the blocking plate;

[0037] A fixing box, wherein the fixing box is fixedly connected to the bottom plate;

[0038] A sliding limit rod, wherein the sliding limit rod is slidably connected inside the fixed box;

[0039] A first spring is fixedly connected inside the fixing box.

[0040] Compared with the prior art, the utility model has the following beneficial effects:

[0041] First, after the old asphalt blocks are put into the feed port, two squeezing rollers squeeze and crush them while driving the mixing cage to rotate synchronously, and the crushed asphalt is transported to the heating chamber. After that, it is heated, softened, stirred, and additives are added to regenerate asphalt road construction materials that can be used again. Although these recycled asphalts may not reach the original performance, they can be used as the bottom asphalt layer.

[0042] Secondly, after the regeneration of the old asphalt is completed, pull the sliding limit rod upwards and then drag the pulling part to the right to drive the blocking plate to slide to the right. The regenerated asphalt can quickly fall from the heating chamber, avoiding the regenerated asphalt sticking in the heating chamber and causing difficulty in later cleaning.

[0043] The utility model can conveniently regenerate the dismantled old asphalt at the construction site. The regenerated old asphalt can be used as the bottom asphalt layer, which saves the use of new asphalt and reduces the transportation and loading and unloading costs of the old asphalt. After the asphalt is regenerated, it can also be quickly dropped from the heating chamber, and the heating chamber is simple and convenient to clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0045] Figure 2 It is a schematic diagram of the structure of the extrusion roller of the utility model.

[0046] Figure 3 It is a schematic diagram of the structure of a spray barrel of the utility model.

[0047] Figure 4 It is a schematic diagram of the stirring paddle structure of the utility model.

[0048] Figure 5 It is a schematic diagram of the blocking plate structure of the utility model.

[0049] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0050] 1. Bottom plate; 101. Handrail; 102. Roller; 2. Heating chamber; 3. Transport chamber; 301. Feed port; 4. Transmission box; 5. First drive motor; 501. First gear; 6. Second gear; 7. Extrusion roller; 8. Active pulley; 9. First transmission shaft; 901. Driven pulley; 10. Transmission belt; 11. Transport stirring cage; 12. Spraying barrel; 1201. Spraying port; 13. Second drive motor; 1301. Agitator; 14. Heating block; 15. Blocking plate; 1501. Pulling member; 16. Fixing box; 1601. Sliding limit rod; 1602. First spring. DETAILED DESCRIPTION

[0051] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention. Example

[0052] As attached Figure 1 To Attachment Figure 5 As shown:

[0053] The utility model provides an asphalt pavement softening and renovation device, comprising a bottom plate 1;

[0054] An armrest 101, wherein the armrest 101 is fixedly connected to the bottom plate 1;

[0055] Rollers 102, four rollers 102 are provided, and the four rollers 102 are rotatably connected to the front and rear sides of the bottom plate 1 in a dispersed manner;

[0056] A heating chamber 2, wherein the heating chamber 2 is fixedly connected to the bottom plate 1;

[0057] The transport chamber 3 is fixedly connected to the right side of the heating chamber 2;

[0058] A feed inlet 301, the feed inlet 301 is fixedly connected to the transport chamber 3;

[0059] A transmission box 4, which is fixedly connected to the right side of the transport chamber 3;

[0060] Extrusion roller 7, two extrusion rollers 7 are provided, and the two extrusion rollers 7 are rotatably connected to the bottom of the feed port 301 in a dispersed manner;

[0061] A crushing and regeneration component is arranged above the bottom plate 1.

[0062] Among them, the crushing and regeneration components include:

[0063] A first drive motor 5, which is fixedly connected to the right side of the transmission box 4;

[0064] A first gear 501, the first gear 501 is coaxially fixedly connected to the end of the first driving motor 5, and the left side of the first gear 501 is coaxially fixedly connected to the right end of the rear squeezing roller 7;

[0065] The second gear 6 is coaxially fixedly connected to the right end of the front squeezing roller 7, and the second gear 6 is meshed with the first gear 501. The effect brought about is that the first drive motor 5 drives the two squeezing rollers 7 to rotate inward at the same time through the gear transmission mechanism formed by the meshing of the second gear 6 and the first gear 501, thereby crushing the block asphalt entering from the feed port 301.

[0066] Among them, the crushing and regeneration components also include:

[0067] A driving pulley 8, which is coaxially fixedly connected to the right side of the second gear 6;

[0068] A first transmission shaft 9, the first transmission shaft 9 is rotatably connected to the inside of the transmission box 4;

[0069] A driven pulley 901, which is coaxially fixedly connected to the right side of the first transmission shaft 9;

[0070] The transmission belt 10 is connected to the driving pulley 8 and the outer side of the driven pulley 901;

[0071] The conveying agitator cage 11 is coaxially fixedly connected to the left side of the first transmission shaft 9. The function of the conveying agitator cage 11 is that the second gear 6 drives the conveying agitator cage 11 to rotate through the transmission mechanism composed of the driving pulley 8, the driven pulley 901 and the transmission belt 10, thereby transporting the crushed asphalt to the heating chamber 2.

[0072] Among them, the crushing and regeneration components also include:

[0073] A spray barrel 12, which is fixedly connected to the heating chamber 2;

[0074] A plurality of spray ports 1201 are provided, and the plurality of spray ports 1201 are dispersedly and fixedly connected under the spray barrel 12. The effect brought about is that after the asphalt falls into the heating chamber 2, the additives in the spray barrel 12 can be sprayed out from the spray ports 1201, thereby increasing the viscosity of the asphalt.

[0075] Among them, the crushing and regeneration components also include:

[0076] A second drive motor 13, the second drive motor 13 is fixedly connected to the bottom plate 1;

[0077] A stirring paddle 1301, the stirring paddle 1301 is coaxially fixedly connected to the end of the rotating shaft of the second driving motor 13;

[0078] The heating block 14 is provided with multiple pieces, and the multiple heating blocks 14 are dispersedly arranged at the bottom of the heating chamber 2. The effect brought about is that the asphalt mixed with additives can be regenerated into reusable asphalt road construction raw materials under the heating of the heating block 14 and the stirring of the stirring paddle 1301.

[0079] The specific usage and function of this embodiment are as follows:

[0080] Workers put the block asphalt cut and shaved from the road surface into the feed port 301, and then start the first drive motor 5. The first drive motor 5 drives the two extrusion rollers 7 to rotate inward at the same time through the gear transmission mechanism formed by the meshing of the second gear 6 and the first gear 501, so as to crush the block asphalt entering from the feed port 301; while rotating, the second gear 6 also drives the conveying stirring cage 11 to rotate through the transmission mechanism formed by the active pulley 8, the driven pulley 901 and the transmission belt 10, so as to transport the crushed asphalt into the heating chamber 2; after the asphalt falls into the heating chamber 2, the additive in the spray barrel 12 can be sprayed out from the spray port 1201 to increase the viscosity of the asphalt, and then the second drive motor 13 is started to drive the stirring paddle 1301 to rotate. The asphalt mixed with the additive is heated by the heating block 14 and stirred by the stirring paddle 1301, and the waste asphalt is regenerated into asphalt road construction raw materials that can be reused, saving raw materials and transportation costs. Example

[0081] Based on the first embodiment, as shown in the attached Figure 1 To Attachment Figure 5 As shown, a discharging assembly is also included, and the discharging assembly is arranged inside and on the bottom plate 1.

[0082] Among them, the discharging components include:

[0083] A blocking plate 15, wherein the blocking plate 15 is slidably connected to the inside of the bottom plate 1;

[0084] A pulling member 1501, the pulling member 1501 is fixedly connected in front of the blocking plate 15;

[0085] A fixing box 16, the fixing box 16 is fixedly connected to the bottom plate 1;

[0086] A sliding limit rod 1601, the sliding limit rod 1601 is slidably connected to the interior of the fixed box 16;

[0087] The first spring 1602 is fixedly connected inside the fixing box 16 .

[0088] The specific usage and function of this embodiment are as follows:

[0089] After the asphalt is regenerated in the heating chamber 2, pull the sliding limit rod 1601 upwards, drag the pulling piece 1501 to the right, drive the blocking plate 15 to slide to the right, and drop the regenerated asphalt to the construction site; after the asphalt is used up, pull the sliding limit rod 1601 upwards again, and then slide the blocking plate 15 to the left until the sliding limit rod 1601 is inserted into the pulling piece 1501, completing the limitation of the blocking plate 15, and preventing the blocking plate 15 from moving during use and causing the asphalt to fall accidentally.

Claims

1. An asphalt pavement softening and renovation device, the asphalt pavement softening and renovation device comprising a base plate, a handrail, a roller, a heating chamber, a conveying chamber, a feed inlet, a transmission box, an extrusion roller, a crushing and regeneration component and a discharging component; Features: The handrail is fixedly connected to the bottom plate; four rollers are provided, and the four rollers are rotatably connected to the front and rear sides of the bottom plate in a dispersed manner; the heating chamber is fixedly connected to the bottom plate; the conveying chamber is fixedly connected to the right side of the heating chamber; the feed port is fixedly connected to the conveying chamber; the transmission box is fixedly connected to the right side of the conveying chamber; two extrusion rollers are provided, and the two extrusion rollers are rotatably connected to the bottom of the feed port; the crushing and regeneration component is provided above the bottom plate; the discharging component is provided inside and on the bottom plate.

2. An asphalt pavement softening and repairing device as claimed in claim 1, Features: The crushing and regeneration component includes: a first drive motor, a first gear and a second gear; the first drive motor is fixedly connected to the right side of the transmission box; the first gear is coaxially fixedly connected to the end of the first drive motor, and the left side of the first gear is coaxially fixedly connected to the right end of the rear extrusion roller; the second gear is coaxially fixedly connected to the right end of the front extrusion roller, and the second gear is meshed with the first gear.

3. An asphalt pavement softening and repairing device as claimed in claim 2, Features: The crushing and regeneration component also includes: a driving pulley, a first transmission shaft, a driven pulley, a transmission belt and a conveying and stirring cage; the driving pulley is coaxially fixedly connected to the right side of the second gear; the first transmission shaft is rotatably connected inside the transmission box; the driven pulley is coaxially fixedly connected to the right side of the first transmission shaft; the transmission belt is transmission-connected to the outside of the driving pulley and the driven pulley; the conveying and stirring cage is coaxially fixedly connected to the left side of the first transmission shaft.

4. An asphalt pavement softening and repairing device as claimed in claim 3, Features: The crushing and regeneration component also includes: a spray barrel and a spray port; the spray barrel is fixedly connected to the heating chamber; a plurality of spray ports are provided, and the plurality of spray ports are dispersedly and fixedly connected to the bottom of the spray barrel.

5. An asphalt pavement softening and repairing device as claimed in claim 4, Features: The crushing and regeneration component also includes: a second drive motor, a stirring paddle and a heating block; the second drive motor is fixedly connected to the bottom plate; the stirring paddle is coaxially fixedly connected to the end of the rotating shaft of the second drive motor; the heating block is provided in multiple pieces, and the multiple heating blocks are dispersedly arranged at the bottom of the heating chamber.

6. The asphalt pavement softening and repairing device as claimed in claim 1, Features: The discharging assembly includes: a blocking plate, a pulling member, a fixed box, a sliding limit rod and a first spring; the blocking plate is slidably connected inside the bottom plate; the pulling member is fixedly connected in front of the blocking plate; the fixed box is fixedly connected on the bottom plate; the sliding limit rod is slidably connected inside the fixed box; the first spring is fixedly connected inside the fixed box.

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