CN116497676A - A kind of corner asphalt collection equipment and construction technology for road construction - Google Patents

Abstract

The application discloses corner asphalt collection equipment for road construction and construction process thereof relates to road construction technical field, and its collection equipment includes organism, running gear and operation control system to and: a shoveling mechanism for shoveling asphalt waste at the edge of the road surface with the random body as the machine body advances forward; the device comprises a waste bin arranged at the rear end of a machine body and used for temporarily storing asphalt waste, a separating mechanism arranged in the waste bin and used for heating and separating asphalt, crushed stones and other solid impurities in the asphalt waste, and a mixing and discharging mechanism arranged at the rear end of the waste bin and used for remixing and conveying the separated asphalt and crushed stones; and a conduction mechanism for conducting the asphalt waste shoveled by the shoveling mechanism into the waste bin; the collecting equipment can timely shovel and clean asphalt waste at the edge of the pavement and collect the asphalt waste when the asphalt waste is not solidified, so that the asphalt waste and leftover bits and pieces are effectively reduced while the construction efficiency is ensured.

Description

A kind of corner asphalt collection equipment and construction technology for road construction

technical field

The application relates to the technical field of road construction, in particular to a corner asphalt collection equipment for road construction and a construction process thereof.

Background technique

In the process of municipal road construction, asphalt is often used to lay roads. Asphalt is a black or dark brown viscous liquid or solid at room temperature. Asphalt has certain anti-rutting, anti-stripping and anti-aging characteristics, as well as certain weather resistance. It can effectively prolong the service life of the road.

In the related art, a hot-mix asphalt paver is commonly used to pave the road surface with asphalt. Among them, the hot mix asphalt paver is the asphalt construction equipment that evenly spreads the asphalt mixture on the road base, and completes the preliminary vibration and leveling. It mainly includes the engine, transmission system, walking mechanism, feeding system, It is composed of operation control system, vehicle frame, leveling boom, screed, automatic leveling system, etc., and is divided into four types according to the paving width: small, medium, large and super large; its process mainly includes: 1. Working Preparation; 2. Heater, screed preheating and heat preservation; 3. Unloading; 4. Start walking; 5. Normal walking and paving; 6. Cycle operation; 7. Paving is completed.

In view of the related technologies mentioned above, in the process of using small and medium-sized hot-mix asphalt paver for asphalt road pothole repair, maintenance, reconstruction and expansion, a large amount of asphalt concrete leftovers will inevitably be produced at the edge of the road surface, and it is necessary to Manual use of shovels to smooth the asphalt at the edge affects the construction efficiency; and when the asphalt scraps solidify, it is difficult for operators to continue collecting them, resulting in a certain amount of asphalt waste, the removal of excess scraps and subsequent trimming The processing is also relatively cumbersome, if not processed in time, it will also affect the paving process.

Contents of the invention

In order to improve the asphalt paving process, there are more asphalt concrete leftovers at the edge of the road surface and the corresponding reduction in construction efficiency and asphalt waste caused by this part of the leftovers. This application provides a kind of leftover asphalt collection equipment for road construction. construction process.

The application provides a road construction corner asphalt collecting equipment, adopting the following technical scheme:

A corner asphalt collection equipment for road construction, including a machine body, a traveling mechanism, an operation control system, and a shoveling mechanism arranged at the front end of the machine body for shoveling asphalt waste at the edge of the road surface randomly when the machine body moves forward ; The waste bin for temporary storage of asphalt waste, which is located at the rear end of the machine body, and the separation mechanism for heating and separating asphalt, crushed stones and other solid impurities in the asphalt waste, and the waste bin The mixing and discharging mechanism at the rear end is used to remix and convey the separated asphalt and crushed stone; and the transmission mechanism is used to transfer the asphalt waste shoveled by the shoveling mechanism to the waste bin.

By adopting the above-mentioned technical scheme, in the process of repairing, maintaining and expanding the asphalt road pits with the small/medium-sized hot-mix asphalt paver, the operating control system of the collection equipment is used to control the traveling mechanism to drive the body to follow the hot-mix asphalt The mixture paver moves forward in a straight line; correspondingly, during the forward movement of the body, the operator can use the shoveling mechanism to continuously shovel the asphalt waste at the edge of the road surface, and use the transmission mechanism to transfer the shoveled asphalt waste. The asphalt waste is continuously transferred to the waste bin, and when a certain amount of asphalt waste is collected in the waste bin, the separation mechanism is used to heat and separate the asphalt, gravel and other solid impurities in the asphalt waste, and finally the mixing and discharging mechanism is used to remix The separated asphalt and crushed stone materials are retransmitted and put into use by using the mixing and discharging mechanism. The collection equipment follows the hot mix asphalt paver as a whole, and can shovel, clean and collect the asphalt waste at the edge of the road surface in a timely manner before the asphalt waste has solidified, and collect it into the waste bin, and use the separation mechanism and the mixing down The material mechanism effectively realizes the effective separation of asphalt, crushed stone and other solid impurities in the asphalt waste and the remixing of the effectively separated asphalt and crushed stone, thereby effectively reducing asphalt waste and leftovers while ensuring construction efficiency. Subsequent trimming of the pavement base is also easier.

Optionally, the shoveling mechanism includes a horizontal lifting installation beam installed at the front end of the body and two sets of sliding seats that are slidably installed in front of the installation beam along the length direction of the installation beam. The front protrudes integrally and is fixedly installed with a shovel bar; the two ends of the installation beam are symmetrically provided with connected installation grooves and two sets of first discharge ports, the installation groove is located in front of the installation beam and the opening of the installation groove is horizontally facing forward Layout, the feed end of the transmission mechanism is connected with the first discharge port, and the discharge end is connected with the waste box; the sliding seats of the two groups are respectively moved closer to/away from the corresponding first discharge port, and each group of A shifting assembly for shifting the asphalt material to the corresponding first outlet is also installed on the sliding seats.

By adopting the above technical solution, the operator can adjust the distance between the two sets of sliding seats to adapt the shoveling strip to the actual width of the asphalt pavement, and enable the shoveling strip to move forward together with the installation beam when the body moves forward carry out, so that the shoveling bar can shovel the asphalt waste into the installation groove from bottom to top, and through the continuous forward movement of the machine body, the asphalt waste is transmitted from the installation groove to the first discharge port; the transmission mechanism is corresponding Therefore, the asphalt waste at the first discharge port can be transferred to the waste bin for collection, so that the asphalt can be shoveled and transferred more conveniently.

Optionally, the transmission mechanism is a screw feeder.

By adopting the above technical scheme, the screw feeder has a simple structure, a large carrying capacity, safety and reliability, and a large conveying force, which can quickly and evenly convey materials, and can effectively adapt to the viscous asphalt waste and the liquid asphalt itself. Adhesion characteristics, so that the asphalt waste can be transferred to the waste bin relatively quickly and stably, and the asphalt waste can be stirred and broken to a certain extent during the process of conducting the asphalt waste.

Optionally, the separation mechanism includes a heating assembly fixedly installed inside the waste box, a screening plate installed in the waste box for lifting and lowering, and a first drive assembly for driving the screening plate to vertically lift and reciprocate. A plurality of sieve holes with apertures smaller than the particle size of the crushed stone are evenly opened on the plate, and the sieve plate is always located below the connection between the discharge end of the transmission mechanism and the waste box, and the heating assembly and the first driving assembly are connected to the The operation control system is electrically connected to and controlled by the operation control system.

By adopting the above technical solution, after the asphalt waste enters the waste bin, the operator can control the heating component to heat the asphalt waste through the operation control system, so that the asphalt can be restored to a fluid state, and at the same time use the first driving component to drive the screening plate along the vertical direction. The direction is continuously raised and reciprocated, so as to separate other solid impurities in the asphalt waste with a density greater than that of the asphalt (mainly the soil that is shoveled by the shovel bar and the asphalt waste and transferred to the waste bin) and the crushed stone. Obtain fluid asphalt and crushed stone with less impurities, so that the asphalt and crushed stone can be reused later.

Optionally, the first drive assembly includes a mounting frame that is slidably connected to the waste box in the vertical direction, a drive shaft that is rotatably mounted on the side wall of the waste box around any horizontal axis, and any end is vertically and fixedly installed on the drive shaft. The connecting rod on the shaft, the rotating disc fixedly installed on the end of the connecting rod away from the drive shaft, and the first power member for driving the drive shaft to rotate; the drive shaft is perpendicular to the side wall of the waste box on which it is rotatably installed, Both the installation frame and the rotating disk are perpendicular to the drive shaft, and the upper frame and the lower frame of the installation frame are arranged horizontally, the screening plate is detachably and fixedly installed on the lower frame of the installation frame, and the rotating The disc is slidably connected in the installation frame in a non-slip manner.

By adopting the above technical solution, as the operator uses the first power part to drive the drive shaft to continuously rotate, the drive shaft can drive the connecting rod to drive the rotating disk to rotate around the drive shaft, and the rotating disk will correspondingly drive the installation frame to slide back and forth up and down, thereby continuously Screening and pressure filtration of crushed stones and other solid impurities in fluid asphalt are easy to operate and easy to implement.

Optionally, the separation mechanism also includes a stirring assembly arranged on the side of the rotating disk away from the drive shaft for stirring the materials in the waste bin; the stirring assembly is located above the screening plate, and the stirring assembly includes a fixed The stirring rod installed on the rotating disk and the multiple sets of stirring blades rotatably connected to the stirring rod, the stirring rod is parallel to the installation shaft, and the multiple sets of stirring blades are uniformly connected to the stirring rod along the axis of the stirring rod.

By adopting the above technical scheme, with the rotation of the rotating disk, the stirring rod and the stirring blade can continuously stir the asphalt mixture in the collection box, so that the fluid asphalt can be heated more evenly and effectively mixed with crushed stone and Other solid impurities are separated; and the stirring rod and stirring blade and the sieving plate are in synchronous lifting, the stirring rod and stirring blade are not easy to interfere with the sieving plate, which is beneficial to the collection equipment to more effectively separate the broken bits in the fluid asphalt stone and other solid impurities, and obtain fluid asphalt and crushed stone with less impurities.

Optionally, the separation mechanism also includes a hooking assembly for hooking up floating impurities in the materials in the waste bin; the hooking assembly includes a hooking rod and a hooking wire arranged on the side of the rotating disk away from the drive shaft , one end of the hooking rod is vertical and detachably mounted on the upper frame of the installation frame, and the hooking rod is parallel to the installation axis.

By adopting the above technical scheme, with the rotation of the rotating disk, the hooking rod and the hooking wire can be vertically lifted and reciprocated along with the installation frame on the waste box, so as to hook the floating impurities in the fluid asphalt to the hooking rod Between the hook wire and the hook wire, the content of other impurities in the fluid asphalt and crushed stone is further reduced, which is convenient for subsequent remixing to obtain cleaner asphalt recycled materials.

Optionally, the mixing and feeding mechanism includes a horizontal mixing barrel, a rotating shaft and a screw feeding paddle rotatably installed in the horizontal mixing barrel, and the feeding end of the horizontal mixing barrel is installed with the waste box The side wall on one side with the installation shaft is connected, the discharge end is located at the rear end of the machine body and the discharge port is arranged downwards, and the feed end and discharge end of the horizontal mixing cylinder are also equipped with corresponding opening and closing valves. An open electric valve, the electric valve is electrically connected with the operation control system and controlled by the operation control system.

By adopting the above technical scheme, using the rotating shaft to drive the screw feeding paddle to continuously rotate, and correspondingly controlling the opening and closing of the opening of the feeding end and the discharging end of the horizontal mixing barrel through the electric valve, it can effectively realize the convection of the flow state asphalt and crushed Stone conveying and mixing.

Optionally, the shifting assembly includes a rotating rod rotatably mounted on the sliding seat, a shifting paddle coaxially and fixedly sleeved on the rotating rod, and a shifting power member for driving the rotating rod to rotate. The power part is fixedly installed on the side of the sliding seat close to the central axis of the machine body, and the paddle is located above the shoveling bar.

By adopting the above-mentioned technical scheme, during the forward movement of the machine body, the turning rod is used to drive the turning rod to drive the material paddle to rotate from top to bottom and toward the rear side of the machine body during the forward movement of the machine body, which can make the machine body more labor-saving, convenient and fast. The asphalt waste is moved and transmitted to the transmission mechanism to realize the cleaning of the asphalt waste at the edge of the road surface.

The present application also aims to provide a road construction construction process based on the above-mentioned corner asphalt collection equipment for road construction, including the following steps:

Step 1: Use a hot-mix asphalt paver to evenly spread the asphalt mixture on the pavement base, and initially vibrate and level it;

Step 2: Start the scrap asphalt collection equipment behind the hot-mix asphalt paver, use the traveling mechanism to drive the body to follow the hot-mix asphalt paver, and adjust it in advance with the sliding seat according to the actual width of the pavement base The distance between the two sets of shoveling bars;

Step 3: Use the operation control system to control the shoveling mechanism to continuously shovel the asphalt waste at the edge of the road surface, and use the transmission mechanism to transfer the asphalt waste shoveled by the shoveling mechanism to the waste bin, and use the separation mechanism to heat and separate the asphalt waste Asphalt, crushed stone and other solid impurities are finally remixed by the mixing and discharging mechanism and the separated asphalt and crushed stone are conveyed to realize the collection and reuse of asphalt waste.

In summary, the present application includes at least one of the following beneficial technical effects:

1. Through the cooperation of the shoveling mechanism, the waste bin, the separation mechanism, the mixing and discharging mechanism, the transmission mechanism and the body and the walking mechanism, as the body moves forward, the collection equipment can collect the asphalt waste at the edge of the road before it solidifies. The asphalt waste is shoveled, cleaned and collected into the waste bin in a timely manner, and the separation mechanism and the mixing and discharging mechanism are used to effectively realize the effective separation of asphalt, crushed stone and other solid impurities in the asphalt waste, and the effectively separated asphalt and crushed The re-mixing of stone materials effectively reduces the waste of asphalt and leftovers while ensuring construction efficiency, and the subsequent trimming of the pavement base is also easier;

2. By using the screw feeder to transmit the asphalt waste, it can effectively adapt to the viscous asphalt waste and the characteristics of easy adhesion of the fluid asphalt itself, and quickly and stably transmit the asphalt waste to the waste bin. And in the process of conducting asphalt waste, the asphalt waste is stirred and crushed to a certain extent;

3. Through the cooperation of heating components, screening plates, first drive components, stirring components and hooking components, it is possible to effectively separate crushed stones and other solid impurities in the fluid asphalt, and obtain a flow state with less impurities Asphalt and crushed stone, so that the mixing and discharging mechanism can re-mix the fluid asphalt and crushed stone to obtain cleaner asphalt regrind.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the embodiment of the present application;

Fig. 2 is the enlarged schematic diagram of part A in Fig. 1;

Fig. 3 is a partial structural schematic diagram of an embodiment of the present application;

Fig. 4 is the enlarged schematic diagram of part B in Fig. 3;

Fig. 5 is a partial structural schematic diagram of the embodiment of the present application in the case of a partial half-section of the waste bin and the horizontal mixing cylinder.

Reference signs: 1. body; 2. walking mechanism; 3. shoveling mechanism; 31. installation beam; 311. installation groove; 312. first discharge port; 32. sliding seat; 33. shoveling bar; 34. Material shifting assembly; 341, rotating rod; 342, material shifting paddle; 343, material shifting power part; 4, waste box; 5, separation mechanism; 51, heating component; 52, screening plate; 53, first driving component; 531, installation frame; 532, drive shaft; 533, connecting rod; 534, rotating disc; 535, first power part; 54, stirring assembly; 541, stirring rod; 542, stirring blade; Hook rod; 552, hook wire; 6, mixing and unloading mechanism; 61, horizontal mixing cylinder; 62, rotating shaft; 63, screw feeding paddle; 7, transmission mechanism.

Implementation

The present application will be described in further detail below in conjunction with accompanying drawings 1-5.

The embodiment of the present application discloses a corner bitumen collection device for road construction.

Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of asphalt collection equipment for road construction includes a body 1, a running mechanism 2 and an operation control system, and also includes a front end of the body 1 for when the body 1 moves forward. Random body 1 shoveling mechanism 3 for shoveling asphalt waste at the edge of the road surface;

A waste bin 4 for temporary storage of asphalt waste, located at the rear end of the body 1, and a separation mechanism 5 and a device for heating and separating asphalt, crushed stones and other solid impurities in the asphalt waste, are disposed in the waste bin 4 The mixing and unloading mechanism 6 at the rear end of the waste bin 4 for remixing and delivering the separated asphalt and gravel;

And a conduction mechanism 7 for conducting the asphalt waste scraped by the shoveling mechanism 3 into the waste bin 4 .

Specifically, with reference to Fig. 1 and Fig. 2, the shoveling mechanism 3 includes a mounting beam 31 arranged at the front end of the body 1 and two sets of sliding seats 32 slidingly installed in front of the mounting beam 31 along the length direction of the mounting beam 31. The lower part of the side away from all protrudes integrally towards the front of the body 1 and is fixedly equipped with a shovel bar 33 .

The installation beam 31 is a horizontal beam, and the installation beam 31 moves up and down along the vertical direction and the lifting of the installation beam 31 is controlled by the operation control system. The two ends of the installation beam 31 are symmetrically provided with a connected installation groove 311 and two groups of first discharge ports 312. The installation groove 311 is located in front of the installation beam 31 and the opening of the installation groove 311 is arranged horizontally forward. The bottom wall of the installation groove 311 is The mounting beam 31 is close to the side wall of the machine body 1; the first discharge port 312 runs through the bottom wall of the installation groove 311 and the first discharge port 312 is also a rectangular opening, and the opening of the first discharge port 312 is also horizontally facing forward layout.

The conduction mechanism 7 is a screw feeder, and the conduction mechanism 7 is correspondingly provided with two groups, and the two sets of conduction mechanisms 7 are respectively arranged on both sides of the body 1, and the two sets of screw feeders are parallel to each other, and the screw feeder rotates around any horizontal axis Connected to the machine body 1, the feed port of the screw feeder faces down and the discharge port faces up, and the feed port of the screw feeder is connected to the first discharge port 312, and the discharge end is connected to the waste box 4 Pass.

In order to realize the stable sliding of the sliding seat 32 in front of the mounting beam 31 and the convenient shoveling of the asphalt waste by the shoveling strip 33, a screw rod for providing driving force for the sliding of the sliding seat 32 on the mounting beam 31 is installed on the installation volume, Bevel gear sets and driving motors, each group of sliding seats 32 is also equipped with a dial assembly 34 for dialing the asphalt material to the corresponding first outlet 312 .

Specifically, referring to Fig. 1 and Fig. 2, the screw rod is horizontally installed in the installation groove 311, and the two ends of the screw rod are respectively rotatably connected to the horizontal end walls of the installation beam 31 corresponding to the installation groove 311, and the two ends of the screw rod are correspondingly opened. There is a reverse thread section, two sets of sliding seats 32 are sheathed and threadedly assembled on both ends of the screw rod respectively, and the two sets of sliding seats 32 are moved closer to/away from the corresponding first discharge port 312 respectively under the driving of the screw rod.

The shifting assembly 34 includes a rotating rod 341 rotatably mounted on the sliding seat 32 , a shifting paddle 342 coaxially and fixedly sleeved on the rotating rod 341 , and a shifting power member 343 for driving the rotating rod 341 to rotate.

In the embodiment of the present application, the power part 343 can be a driving part such as a driving motor or a hydraulic motor. The power part 343 is fixedly installed on the side of the sliding seat 32 close to the central axis of the body 1, and the output of the power part 343 The shaft is arranged horizontally; the rotating rod 341 and the material shifting power part 343 are located on different sides of the sliding seat 32, and the rotating rod 341 is coaxially fixedly installed on the output shaft end of the material shifting power part 343, and the material shifting paddle 342 and the rotating rod 341 All are positioned at the shovel moving bar 33 tops.

After moving the installation beam 31 to a predetermined height, and making the height of the bottom surface of the installation beam 31 and the height of the bottom surface of the shovel bar 33 match the elevation of the road base, the operator can use the operation control system of the collection equipment to control the traveling mechanism 2 to drive the body 1 Along with the hot-mix asphalt paver, the paver moves forward in a straight line; and during the forward movement of the machine body 1, the power part 343 is used to drive the rotary rod 341 to drive the material paddle 342 from top to bottom, toward the machine body 1 The rear side rotates, so that the shoveling bar 33 can continuously shovel the asphalt waste at the edge of the road surface, and move the asphalt waste to the first discharge port 312, so that it is labor-saving, convenient and fast to realize the asphalt waste at the edge of the road surface. Shoveling and conduction.

Referring to Fig. 3 and Fig. 4, the separating mechanism 5 then includes a heating assembly 51 fixedly installed inside the waste bin 4, a screening plate 52 which is lifted and lowered in the waste bin 4, and a first reciprocating mechanism for driving the screening plate 52 to vertically lift and reciprocate. A driving assembly 53 , a stirring assembly 54 for stirring the materials in the waste bin 4 , and a hooking assembly 55 for hooking up floating impurities in the materials in the waste bin 4 .

In the embodiment of the present application, the waste box 4 is a rectangular box with an opening facing upwards. The direction of the short side of the waste box 4 is consistent with the direction of travel of the body 1. In the embodiment of the application, the heating assembly 51 is a heating pipe and is used to control The opening and closing of the heating pipe and the control part of the operation, the heating pipe is fixedly installed on the inner wall of the waste bin 4 and the bottom wall of the waste bin 4, the control part is electrically connected with the operation control system and is controlled by the operation control system; The control system controls the heating component to turn on the heating tube and makes the heating tube uniformly heat the materials in the waste bin 4 .

The screening plate 52 is a rectangular plate, which is arranged at an angle between the screening plate 52 and the horizontal plane, and the side of the screening plate 52 close to the front end of the body 1 is higher than the side of the screening plate 52 close to the rear end of the body 1. 52 The side wall near the front end of the body 1 and the two short side walls of the screening plate 52 are respectively matched with the corresponding inner wall of the waste box 4, and the screening plate 52 is uniformly provided with a plurality of holes with diameters smaller than the particle size of the crushed stones. The sieve hole and the sieve plate 52 are always located below the connection between the discharge end of the conduction mechanism 7 and the waste bin 4 .

The first drive assembly 53 includes a mounting frame 531 that is slidably connected in the waste bin 4 in the vertical direction, a drive shaft 532 that is rotatably mounted on the side wall of the waste bin 4 around any horizontal axis, and any one end is vertically and fixedly installed on the drive shaft. The connecting rod 533 on the connecting rod 532, the rotating disk 534 fixedly mounted on the end of the connecting rod 533 away from the drive shaft 532, and the first power member 535 for driving the drive shaft 532 to rotate.

Referring to Fig. 4, the installation frame 531 is a waist circular frame with the same thickness everywhere, the installation frame 531 is arranged vertically, and the upper frame and the lower frame of the installation frame 531 are arranged horizontally, and the screening plate is detachable and fixedly installed on the On the lower frame of the mounting frame 531, the mounting frame 531 and the rotating disk 534 are all perpendicular to the drive shaft 532, and the driving shaft 532 is perpendicular to the side wall of the waste bin 4 that it is rotated to install. In box 531.

After the asphalt waste enters the waste bin 4, the operator can control the heating component 51 to heat the asphalt waste through the operation control system to restore the asphalt to a fluid state, and at the same time use the first power member 535 to drive the drive shaft 532 to continuously rotate to drive the screening The plate 52 is continuously lifted and reciprocated in the vertical direction, capable of removing other solid impurities in the asphalt waste material with a density greater than that of the asphalt (mainly the soil that is shoveled by the shovel strip 33 and the asphalt waste material and transferred to the waste bin 4) It is separated from the crushed stone, and the crushed stone and other solid impurities in the fluid asphalt are continuously screened and filtered, so that other solid impurities pass through the sieve holes and settle between the screening plate 52 and the bottom wall of the waste box 4 The space and crushed stones stay on the top of the screening plate 52 to obtain fluid asphalt and crushed stones containing less impurities.

In this process, referring to Fig. 3 and Fig. 4, the stirring assembly 54 can cooperate with the screening plate 52 and the first driving assembly 53, the stirring assembly 54 is located above the screening plate 52, and the stirring assembly 54 specifically includes The stirring rod 541 on the 534 and the multiple groups of stirring blades 542 that are rotatably connected to the stirring rod 541, the stirring rod 541 is parallel to the installation shaft, and the multiple groups of stirring blades 542 are evenly connected on the stirring rod 541 along the axis of the stirring rod 541.

With the rotation of the turning block, the stirring rod 541 and the stirring blade 542 can continuously stir the asphalt mixture in the collection box, so that the liquid asphalt can be heated more evenly and can be effectively mixed with crushed stones and other solid impurities. and the stirring rod 541 and the stirring blade 542 are in synchronous lifting with the screening plate 52, the stirring rod 541 and the stirring blade 542 are not easy to interfere with the screening plate 52, which is beneficial to the collection equipment to more effectively separate the liquid asphalt crushed stone and other solid impurities, and obtain fluid asphalt and crushed stone with less impurities.

Further, the hooking assembly 55 includes a hooking rod 551 and a hooking wire 552 arranged on the side of the rotating disk 534 away from the drive shaft 532 , and one end of the hooking rod 551 is vertical and detachably mounted on the upper frame of the mounting frame 531 , and the hooking rod 551 is parallel to the installation axis.

With the rotation of the turning block, the hooking rod 551 and the hooking wire 552 can be vertically lifted and reciprocated on the waste bin 4 along with the installation frame 531, thereby hooking the floating impurities in the fluid asphalt to the hooking rod 551 and the hooking wire 552. Between the hooking wires 552, the content of other impurities in the fluid asphalt and crushed stone materials is further reduced, which is convenient for subsequent remixing to obtain cleaner asphalt recycled materials.

Referring to Fig. 3 and Fig. 5, the mixing and unloading mechanism 6 includes a horizontal mixing cylinder 61 and a rotating shaft 62 and a screw feeding paddle 63 which are rotatably installed in the horizontal mixing cylinder 61, and the horizontal mixing cylinder 61 is a straight line The length direction of the horizontal mixing cylinder 61 is consistent with the direction of travel of the body 1, and the feed end of the horizontal mixing cylinder 61 communicates with the side wall of the waste box 4 where the installation shaft is installed, and the discharge end Located at the rear end of the machine body 1 with the outlet facing downwards; the first power part 535 is fixedly installed on the rear end of the horizontal mixing cylinder 61, and the first power part 535 is a hydraulic motor in the embodiment of the application, and the first power part 535 has a strong driving force; the rear end of the rotating shaft 62 is coaxially fixedly connected to the output shaft of the first power member 535 , and the front end is coaxially fixedly mounted on the driving shaft 532 .

Electric valves for opening and closing corresponding openings are also installed at the feed end and discharge end of the horizontal mixing barrel 61 , and the electric valves are electrically connected to and controlled by the operation control system.

Use the operation control system to control the first power part 535 to drive the rotating shaft 62 to drive the screw feeding paddle to continuously rotate, which can simultaneously realize the screening of crushed stones and other solid impurities and suspended impurities in the collection box and the horizontal mixing cylinder. The transmission and re-mixing of fluid asphalt and crushed stone in 61 is convenient to obtain relatively clean asphalt regrind and realize the effective reuse of asphalt waste.

The embodiment of the present application is also to disclose a road construction construction process, based on the above-mentioned corner asphalt collection equipment for road construction, including the following steps:

Step 1: Use a hot-mix asphalt paver to evenly spread the asphalt mixture on the pavement base, and initially vibrate and level it;

Step 2: Start the scrap asphalt collection equipment behind the hot-mix asphalt paver, use the traveling mechanism 2 to drive the body 1 to follow the hot-mix asphalt paver, and use the sliding seat in advance according to the actual width of the pavement base 32 adjust the distance between two groups of shovel bars 33;

Step 3: Use the operation control system to control the shoveling mechanism 3 to continuously shovel the asphalt waste at the edge of the road surface, and use the transmission mechanism 7 to transfer the asphalt waste shoveled by the shoveling mechanism 3 to the waste bin 4, and use the separation mechanism 5 to heat and Asphalt, crushed stone and other solid impurities in the asphalt waste are separated, and finally the mixing and feeding mechanism 6 is used to remix and transport the separated asphalt and crushed stone, so as to realize the collection and reuse of the asphalt waste.

As the machine body 1 moves forward, the collection equipment can shovel, clean and collect the asphalt waste at the edge of the road surface in a timely manner before the asphalt waste has solidified, and collect it into the waste bin 4, and use the separation mechanism 5 and the mixing and discharging mechanism 6 Effectively realize the effective separation of asphalt, crushed stone and other solid impurities in asphalt waste and the remixing of the separated asphalt and crushed stone, so as to ensure construction efficiency and effectively reduce asphalt waste and leftovers. The subsequent trimming of the base layer is also easier.

All of the above are preferred embodiments of the application, and are not intended to limit the protection scope of the application. Therefore, all equivalent changes made according to the structure, shape, and principle of the application should be covered by the protection scope of the application. Inside.

Claims (10)

1. The utility model provides a corner pitch collection equipment for road construction, includes organism (1), running gear (2) and operation control system, its characterized in that: the device also comprises a shovel mechanism (3) which is arranged at the front end of the machine body (1) and is used for shovel asphalt waste at the edge of a pavement by the machine body (1) when the machine body (1) advances forwards;

the device comprises a waste bin (4) arranged at the rear end of a machine body (1) and used for temporarily storing asphalt waste, a separation mechanism (5) arranged in the waste bin (4) and used for heating and separating asphalt, crushed stones and other solid impurities in the asphalt waste, and a mixing and discharging mechanism (6) arranged at the rear end of the waste bin (4) and used for remixing and conveying the separated asphalt and crushed stones;

and a conduction mechanism (7) for conducting the asphalt waste shoveled by the shoveling mechanism (3) into the waste bin (4).

2. A corner asphalt collecting apparatus for road construction according to claim 1, wherein: the shovel mechanism (3) comprises a mounting beam (31) which is horizontally lifted and arranged at the front end of the machine body (1) and two groups of sliding seats (32) which are slidably arranged in front of the mounting beam (31) along the length direction of the mounting beam (31), wherein shovel strips (33) are integrally protruded towards the front of the machine body (1) and fixedly arranged at the lower parts of the sides of the sliding seats (32) which are far away;

the two ends of the mounting beam (31) are symmetrically provided with a mounting groove (311) and two groups of first discharge holes (312) which are communicated, the mounting groove (311) is positioned in front of the mounting beam (31) and the opening of the mounting groove (311) is horizontally arranged forwards, the feeding end of the conducting mechanism (7) is communicated with the first discharge holes (312), and the discharging end is communicated with the waste bin (4);

the two groups of sliding seats (32) are respectively movably close to/far away from the corresponding first discharge holes (312), and each group of sliding seats (32) is also provided with a stirring component (34) for stirring asphalt to the corresponding first discharge holes (312).

3. A corner asphalt collecting apparatus for road construction according to claim 1 or 2, wherein: the conduction mechanism (7) is a spiral feeder.

4. A corner asphalt collection apparatus for road construction according to claim 3, wherein: separating mechanism (5) are including fixed mounting in inside heating element (51) of waste bin (4), go up and down to locate screening board (52) in waste bin (4) and be used for driving the reciprocal first drive assembly (53) of screening board (52) vertical lift, evenly offered a plurality of apertures on screening board (52) and be less than the sieve mesh of broken stone particle diameter, screening board (52) are located the discharge end of conduction mechanism (7) all the time and waste bin (4) junction below, heating element (51) and first drive assembly (53) all are connected with the operation control system electricity and are controlled by the operation control system.

5. The corner asphalt collecting apparatus for road construction according to claim 4, wherein: the first driving assembly (53) comprises a mounting frame (531) which is connected in the waste bin (4) in a sliding manner along the vertical direction, a driving shaft (532) which is rotatably mounted on the side wall of the waste bin (4) around any horizontal axis, a connecting rod (533) which is vertically and fixedly mounted on the driving shaft (532) at any one end, a rotating disc (534) which is fixedly mounted on the end part of the connecting rod (533) far away from the driving shaft (532), and a first power piece (535) which is used for driving the driving shaft (532) to rotate;

the utility model discloses a waste bin, including waste bin (4), mounting frame (531), screening board (52), mounting frame (531), driving shaft (532) and waste bin (4) lateral wall phase perpendicular that its rotation was installed, mounting frame (531) and rolling disc (534) all are mutually perpendicular with driving shaft (532), just the last frame of mounting frame (531) and lower frame all are the level and lay, screening board (52) can dismantle fixed mounting on the lower frame of mounting frame (531), rolling disc (534) slip-free ground slip is connected in mounting frame (531).

6. The corner asphalt collecting apparatus for road construction according to claim 5, wherein: the separating mechanism (5) further comprises a stirring assembly (54) which is arranged on one side of the rotating disc (534) away from the driving shaft (532) and is used for stirring materials in the waste bin (4); stirring subassembly (54) are located screening board (52) top, just stirring subassembly (54) are including puddler (541) of fixed mounting on rolling disc (534) and rotate multiunit stirring leaf (542) of being connected on puddler (541), puddler (541) are parallel with the installation axle, multiunit stirring leaf (542) are evenly connected on puddler (541) along puddler (541) axis.

7. The corner asphalt collecting apparatus for road construction according to claim 5, wherein: the separating mechanism (5) further comprises a hooking component (55) for hooking floating impurities in the materials in the waste bin (4); the hooking component (55) comprises a hooking rod (551) and a hooking wire (552) which are arranged on one side, far away from the driving shaft (532), of the rotating disc (534), one end of the hooking rod (551) is vertical and can be detachably and fixedly arranged on the upper frame of the mounting frame (531), and the hooking rod (551) is parallel to the mounting shaft.

8. The corner asphalt collecting apparatus for road construction according to claim 5, wherein: the mixing and discharging mechanism (6) comprises a horizontal mixing cylinder (61) and a rotating shaft (62) and a spiral feeding blade (63) which are rotatably arranged in the horizontal mixing cylinder (61), wherein the feeding end of the horizontal mixing cylinder (61) is communicated with the side wall of the waste bin (4) on one side of which the mounting shaft is arranged, the discharging end is positioned at the rear end of the machine body (1) and is downwards arranged at the discharging outlet, and electric valves for opening and closing corresponding openings are also arranged at the feeding end and the discharging end of the horizontal mixing cylinder (61), and are electrically connected with and controlled by an operation control system.

9. A corner asphalt collecting apparatus for road construction according to claim 2, wherein: the stirring assembly (34) comprises a rotating rod (341) rotatably mounted on the sliding seat (32), a stirring paddle (342) coaxially and fixedly sleeved on the rotating rod (341) and a stirring power piece (343) for driving the rotating rod (341) to rotate, the stirring power piece (343) is fixedly mounted on one side, close to the central axis of the machine body (1), of the sliding seat (32), and the stirring paddle (342) is located above the stirring bar (33).

10. A road construction process based on the corner asphalt collection apparatus for road construction according to any one of claims 1 to 9, comprising the steps of:

step one: uniformly spreading asphalt mixture on a pavement base layer by using a hot-mix asphalt mixture spreading machine, and primarily compacting and leveling;

step two: starting rim charge asphalt collection equipment behind the hot mix asphalt paving machine, driving a machine body (1) to move forward along with the hot mix asphalt paving machine by using a travelling mechanism (2), and adjusting the distance between two groups of shovel moving strips (33) by using a sliding seat (32) in advance according to the actual width of a pavement base layer;

step three: the operation control system is used for controlling the shovel mechanism (3) to continuously shovel asphalt waste at the edge of a pavement, the conduction mechanism (7) is used for conducting the asphalt waste shoveled by the shovel mechanism (3) into the waste bin (4), the separation mechanism (5) is used for heating and separating asphalt, broken stone and other solid impurities in the asphalt waste, and finally the mixed blanking mechanism (6) is used for remixing and conveying the separated asphalt and broken stone, so that the collection and recycling of the asphalt waste are realized.