Construction equipment for ultrathin asphalt wearing layer

Abstract

The utility model relates to the field of ultra-thin asphalt wearing layer construction, in particular to construction equipment for an ultra-thin asphalt wearing layer, which comprises a frame, a front frame, a cleaning roller, a dust cover, a dust suction pipe and a laying mechanism. When the vehicle frame moves forwards, the connecting arm drives the rolling sweeping rolling wheel to be close to the road surface to sweep the road surface, and meanwhile the dust suction pipe sucks dust and garbage swept out by the sweeping rolling wheel into the collecting cavity to be collected. And the laying box rotates downwards around the positioning pin, when the laying box moves along with the vehicle frame, the laying box horizontally clings to the ground and translates, in the process, the asphalt material in the laying box uniformly flows out of the discharging opening, and the asphalt material flowing out can be flatly laid on the road surface through scraping of the laying box at the discharging opening. Before an ultra-thin asphalt wearing layer is laid, the road surface can be automatically swept through the sweeping idler wheel and the dust suction pipe, and sweeping quality and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of super thin asphalt wearing course construction, in particular to a kind of construction equipment of super thin asphalt wearing course. BACKGROUND

[0002] In recent years, due to the rapid growth of traffic volume and the large number of heavy vehicles, many newly built roads in China have been damaged to varying degrees before reaching the service life, which has seriously affected the normal operation of the roads and the safety and comfort of driving. This has caused many roads to be repaired, which has brought a huge economic burden to the development of China's transportation industry. Super thin asphalt wearing course is a major preventive maintenance method developed in recent years, which mainly involves laying a very thin (usually about 1-2 mm thick) asphalt wearing course on the original pavement to quickly repair the pavement with functional damage.

[0003] Before laying the super thin asphalt wearing course, in order to ensure the bonding quality between the super thin asphalt wearing course and the original pavement, the original pavement needs to be cleaned. Currently, manual cleaning is mostly used, which is not good in terms of cleaning quality and efficiency. UTILITY MODEL CONTENT

[0004] In view of the deficiencies in the above background technology, the utility model provides a kind of construction equipment of super thin asphalt wearing course.

[0005] The utility model adopts the following technical solutions:

[0006] A kind of construction equipment of super thin asphalt wearing course, the construction equipment includes:

[0007] Frame;

[0008] Front frame, the front frame includes main frame body and connecting arm, the main frame body is connected to the front end of the frame, the space formed between the main frame body and the surface of the frame forms a collection cavity, the collection cavity is used to place dust and garbage, and the side surface of the main frame body is provided with a dust suction port penetrating into the collection cavity, both ends of the main frame body are hingedly connected with connecting arms;

[0009] Cleaning roller, the cleaning roller is arranged between the two connecting arms to roll, and the cleaning roller is arranged on the side surface of the two connecting arms to rotate respectively at both ends, the connecting arm is used to drive the cleaning roller to approach or away from the road surface, and the cleaning roller is used to clean the road surface;

[0010] Dust cover, one side of the dust cover is connected to the side surface of the main frame body, and the dust cover is located above the cleaning roller;

[0011] A dust suction pipe is arranged in the collecting cavity, and a dust inlet of the dust suction pipe is communicated with the dust suction port, and a dust outlet of the dust suction pipe is located above the collecting cavity, and the dust suction pipe is used for sucking the dust and garbage swept out by the sweeping roller into the collecting cavity.

[0012] A paving mechanism is arranged at the rear end of the frame, and the paving mechanism comprises a paving box, and an upper surface of the paving box is provided with an inwardly recessed accommodating space for placing asphalt material, and a bottom end of a side surface of the paving box opposite to the frame is provided with a discharging port communicated with the accommodating space.

[0013] As a further improvement, the connecting arms are driven by first lifting cylinders arranged on the surface of the main frame body, and the first lifting cylinders are hinged to the surface of the main frame body.

[0014] As a further improvement, a collecting dustpan is arranged between the two connecting arms, and the collecting dustpan is connected to the side surfaces of the two connecting arms, and the sweeping roller is located between the collecting dustpan and the main frame body, and the collecting dustpan is used for collecting and intercepting the garbage on the road surface.

[0015] As a further improvement, the two end surfaces of the paving box are provided with rotating pins arranged close to the discharging port, the rotating pins are connected to the side surface of the frame through second lifting cylinders, the second lifting cylinders are hinged to the side surface of the frame, the side surface of the frame is provided with a mounting plate, the surface of the mounting plate is provided with a positioning groove, a positioning pin is arranged in the positioning groove and rotates in the positioning groove, the positioning pin is connected to the end surface of the paving box, and the positioning pin is arranged away from the discharging port.

[0016] As can be seen from the above description of the structure of the utility model, compared with the prior art, the utility model has the following advantages: when the frame moves forward, the connecting arms drive the rolling sweeping roller to approach the road surface, the road surface is swept, the dust and garbage swept out by the sweeping roller are sucked into the collecting cavity by the dust suction pipe, and are collected. The paving box rotates downward around the positioning pin, and when the paving box moves with the frame, the paving box horizontally translates close to the ground, the asphalt material in the paving box uniformly flows out of the discharging port in the process, and the asphalt material flows out of the discharging port is leveled by the paving box at the discharging port, and can be evenly paved on the road surface. Before the super-thin asphalt wearing layer is paved, the road surface can be automatically swept by the sweeping roller and the dust suction pipe, and the sweeping quality and efficiency are improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0018] Figure 2It is a partial exploded structural schematic view of the utility model.

[0019] Figure 3 It is a three-dimensional structural schematic view of another view of the utility model.

[0020] Figure 4 It is Figure 3 It is a structural schematic view of the middle A. DETAILED DESCRIPTION

[0021] The specific implementation of the utility model will be described below with reference to the drawings.

[0022] As shown in the accompanying Figure 1 And Figure 2 A construction equipment of ultra-thin asphalt wearing layer, the construction equipment includes frame 1, front frame 2, cleaning roller 3, dust cover 6, dust suction pipe 7 and laying mechanism 8. Wherein, frame 1 is installed with wheel, frame 1 can be directly driven to travel by two-wheel drive or four-wheel drive these two categories of driving mode, completes the ultra-thin asphalt wearing layer laying task. In addition, frame 1 can also be connected on a driven vehicle through any connecting device, and then drive the whole equipment to advance to complete the ultra-thin asphalt wearing layer laying task.

[0023] As shown in the accompanying Figure 1 And Figure 2 Front frame 2 includes main frame body 21 and connecting arm 22, main frame body 21 is connected to the front end of frame 1, and the both ends of main frame body 21 are hinged with connecting arm 22, the connecting arm 22 is driven through the first lifting cylinder 5 arranged on the surface of main frame body 21, and the first lifting cylinder 5 is hinged to the surface of main frame body 21. Specifically, the cylinder barrel of first lifting cylinder 5 is hinged to the surface of main frame body 21, and the piston rod of first lifting cylinder 5 is hinged with connecting arm 22, so that connecting arm 22 can be smoothly located on the surface of main frame body 21 and rotated. And cleaning roller 3 is arranged between the two connecting arms 22, the cleaning roller 3 is arranged between the two connecting arms 22 and rolls, and the both ends of cleaning roller 3 are arranged on the side surface of the two connecting arms 22 and rotate through bearings. In use, the connecting arm 22 is driven to rotate by the first lifting cylinder 5, so that the connecting arm 22 drives the cleaning roller 3 to be close to the road surface, and the cleaning roller 3 rolls and cleans the road surface, wherein the cleaning roller 3 is driven to roll by the motor arranged on the surface of connecting arm 22. After cleaning, the cleaning roller 3 can be driven away from the road surface by the connecting arm 22, reducing the wear of the cleaning roller 3.

[0024] It is worth mentioning that, as shown in the accompanying Figure 1 And Figure 2As shown, the space between the main frame body 21 and the surface of the frame 1 forms a collection cavity 2a, and the main frame body 21 is provided with a dust suction port 71 penetrating into the collection cavity 2a, and the collection cavity 2a is provided with a dust suction pipe 7, the dust suction pipe 7 is connected to the dust suction port 71, and the dust suction port of the dust suction pipe 7 is located above the collection cavity 2a. The dust suction pipe 7 is used to suck the dust and garbage swept out by the cleaning roller 3 into the collection cavity 2a, and the dust suction port of the dust suction pipe 7 is provided with a fan impeller and a motor. When the cleaning roller 3 rolls to clean the road surface, the motor in the dust suction pipe 7 rotates at high speed, the fan impeller discharges the air in the dust suction pipe 7, forming a vacuum state in the dust suction pipe 7, so that the external air pressure is higher than the air pressure in the dust suction pipe 7, thereby the dust and garbage swept out by the cleaning roller 3 is sucked into the dust suction pipe 7, and then discharged into the collection cavity 2a through the dust suction pipe 7, for collection. Further, the dust cover 6 is connected to the side surface of the main frame body 21, and the dust cover 6 is located above the cleaning roller 3, which can play a dustproof role, avoid dust flying everywhere, and is beneficial to protect the environment.

[0025] In addition, as shown in the accompanying drawings Figure 1 and Figure 2 As shown, the two connecting arms 22 are also provided with a collection dustpan 4, and the two ends of the collection dustpan 4 are connected to the side surfaces of the two connecting arms 22, and the cleaning roller 3 is located between the collection dustpan 4 and the main frame body 21. When the connecting arm 22 drives the cleaning roller 3 to be close to the road surface for rolling cleaning, the collection dustpan 4 is also close to the road surface and has a certain gap with the road surface to avoid abrasion of the collection dustpan 4. During the forward movement of the frame 1, the collection dustpan 4 can be used to collect and intercept large garbage on the road surface, so as to avoid the large garbage being sucked into the dust suction pipe 7 and causing the dust suction pipe 7 to be blocked.

[0026] As shown in the accompanying drawings Figure 3 and Figure 4As shown, the paving mechanism 8 comprises a paving box 81, the upper surface of the paving box 81 is provided with an inwardly recessed accommodating space 82 for placing asphalt material, and the bottom end of the side face of the paving box 81 opposite to the vehicle frame 1 is provided with a discharge port 83 communicating with the accommodating space 82, and the paving box 81 is rotatable at the rear end of the vehicle frame 1, and specifically, the two end faces of the paving box 81 are provided with rotating pins 84 close to the discharge port 83, and the rotating pins 84 are connected to the side face of the vehicle frame 1 through the second lifting cylinder 86. In addition, the side face of the vehicle frame 1 is provided with a mounting plate 12, the surface of the mounting plate 12 is provided with a positioning groove 121, the positioning groove 121 is provided with a positioning pin 85 rotatable in the positioning groove 121, and the positioning pin 85 is connected to the end face of the paving box 81, the positioning pin 85 is arranged away from the discharge port 83, and the second lifting cylinder 86 is hinged to the side face of the vehicle frame 1, specifically, the rotating pin 84 is hinged to the piston rod of the second lifting cylinder 86, and the cylinder barrel of the second lifting cylinder 86 is hinged to the surface of the main frame body 21, so that the paving box 81 can be rotated smoothly. During paving, the second lifting cylinder 86 drives the paving box 81 to rotate downward around the positioning pin 85, so that the paving box 81 is attached to the road surface. When the vehicle frame 1 moves forward, the paving box 81 moves with the vehicle frame 1, horizontally and closely translates along the ground, and the asphalt material in the paving box 81 uniformly flows out of the discharge port 83 during the process, the flowed-out asphalt material is leveled by the paving box 81 at the discharge port 83, and can be evenly paved on the road surface, and the asphalt material in the paving box 81 can be supplemented by the asphalt barrel 11 carried on the vehicle frame 1, specifically, the asphalt barrel 11 is provided with a discharge pipe at the bottom, the discharge pipe is located above the paving box 81, and the discharge pipe is provided with a flow valve, which can adjust the discharge pipe. When the paving is completed, the second lifting cylinder 86 drives the paving box 81 to rotate upward around the positioning pin 85, lifts the discharge port 83 of the paving box 81 upward, so as to prevent the asphalt material from flowing out of the discharge port 83, thereby realizing the paving and stopping of the asphalt material. In addition, the positioning groove 121 can be vertically arranged, and the positioning pin 85 can be lifted in the positioning groove 121. After rotating the paving box 81 upward around the positioning pin 85, the paving box 81 can be moved away from the road surface by sliding and fixing the positioning pin 85 upward along the positioning groove 121, so that the paving box 81 does not affect the subsequent movement of the vehicle frame 1.

[0027] In conclusion, the utility model discloses when the car frame 1 advances, makes the connecting arm 22 drive the rolling cleaning roller 3 close to the road surface, carries out the cleaning to the road surface, and dust and rubbish that the cleaning roller 3 sweeps out are sucked to the collecting cavity 2a in dust suction pipe 7, and are collected.Making the laying box 81 rotate downward around the positioning pin 85, when the laying box 81 moves along with the car frame 1, the laying box 81 is horizontally close to the ground translation, the pitch material in the laying box 81 evenly flows out from the discharge gate 83 in the process, and the pitch material that flows out is scraped flat at the discharge gate 83 place laying box 81, can be laid on the road surface flat.The construction equipment can automatically clean the road surface through the cleaning roller 3 and dust suction pipe 7 before laying the super thin pitch wearing layer, improves the cleaning quality and efficiency.And the car frame 1 is equipped with the controller, the controller is used to control the operation, use of the construction equipment, namely motor, first lifting cylinder 5, second lifting cylinder 86, flow valve etc. electrical appliances are electrically connected with the controller, and the controller is used to control the start and stop of motor, first lifting cylinder 5, second lifting cylinder 86, flow valve etc. electrical appliances, to complete the cleaning of the road surface, the laying of the super thin pitch wearing layer.

[0028] The above is only the specific implementation of the utility model, but the design concept of the utility model does not limit to this, and any non-essential change to the utility model using this concept should belong to the act of infringing the protection scope of the utility model.

Claims

1. An apparatus for constructing an ultra-thin asphalt wearing course, characterised in that, The construction equipment comprises: a vehicle frame; a vehicle front frame, which comprises a main frame body and connecting arms, the main frame body is connected to the front end of the vehicle frame, a space is formed between the main frame body and the surface of the vehicle frame, and the space forms a collection cavity for placing dust and garbage, the main frame body is provided with a dust suction port penetrating into the collection cavity on the side surface, and the connecting arms are hinged at both ends of the main frame body; a cleaning roller, which is arranged to roll between the two connecting arms and rotate on the side surface of the two connecting arms at both ends of the cleaning roller, the connecting arms are used to drive the cleaning roller to approach or move away from the road surface, and the cleaning roller is used to clean the road surface; a dust cover, which is connected to the side surface of the main frame body on one side and located above the cleaning roller; a dust suction pipe, which is arranged in the collection cavity, the dust suction port of the dust suction pipe is in communication with the dust suction port, and the dust outlet of the dust suction pipe is located above the collection cavity, and the dust suction pipe is used to suck the dust and garbage cleaned out by the cleaning roller into the collection cavity; a paving mechanism, which comprises a paving box, the paving box is arranged to rotate at the rear end of the vehicle frame, the upper surface of the paving box is provided with a recessed accommodation space for placing asphalt material, and the bottom end of the side surface of the paving box away from the vehicle frame is provided with a discharge port in communication with the accommodation space.

2. The construction apparatus for an ultra-thin asphalt wearing course as claimed in claim 1, wherein: The connecting arms are driven by the first lifting cylinders arranged on the surface of the main frame body, and the first lifting cylinders are hinged to the surface of the main frame body.

3. The construction apparatus for an ultra-thin asphalt wearing course as claimed in claim 1, wherein: A collection sieve is further arranged between the two connecting arms, the two ends of the collection sieve are connected to the side surfaces of the two connecting arms respectively, the cleaning roller is located between the collection sieve and the main frame body, and the collection sieve is used to collect and intercept garbage on the road surface.

4. The construction apparatus for an ultra-thin asphalt wearing course of claim 1, wherein: The end surfaces of the paving box are provided with rotating pins arranged close to the discharge port, the rotating pins are connected to the side surface of the vehicle frame by the second lifting cylinders, the second lifting cylinders are hinged to the side surface of the vehicle frame, the side surface of the vehicle frame is provided with a mounting plate, the surface of the mounting plate is provided with a positioning groove, a positioning pin is arranged in the positioning groove and rotates in the positioning groove, the positioning pin is connected to the end surface of the paving box, and the positioning pin is arranged away from the discharge port.

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