Foamed asphalt vibration mixing vehicle

Abstract

The utility model discloses a foamed asphalt vibration mixing vehicle which comprises a vehicle body, and a material conveying system, a vibration mixing system and a material transfer system are arranged on the vehicle body, so that a milling mixture and a new aggregate can be fully stirred and mixed, and the uniformity of each material in a regenerated mixture is improved; compared with a traditional mode that milling, planing and mixing are carried out at the same time, parameters can be conveniently set, the mixing effect can be improved, the vibration mixing system comprises the vibration mixing main machine, the asphalt foaming system and the metering system, and vehicle-mounted asphalt on-site foaming is met; the metering system is used for metering a milling mixture and a new aggregate, the milling mixture and the new aggregate are added into the vibration stirring main machine for stirring according to a set mixing ratio, the integration degree is high, the working efficiency is high, the material transferring system comprises a transferring conveyor capable of swinging and lifting, the regenerated mixture can be conveniently transferred into a subsequent paver, and the working efficiency is high. The structure is simple and reliable, the viscous oil layer spraying system is further included, and the waterproofness of the recycled pavement can be improved by spraying flow-state emulsified asphalt to the pavement through an asphalt pump.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of road engineering equipment, especially relates to a foamed asphalt vibrating mixing truck. BACKGROUND

[0002] The asphalt pavement recycling is to mix old asphalt material of pavement and new aggregate according to certain proportion, and the current asphalt pavement recycling is divided into plant mixing hot recycling and cold recycling in place, and the cold recycling in place is mostly used in construction in China, and the mode of milling and mixing is used, that is, the milling and mixing are directly completed by the recycling milling machine of Wirtgen, but the mixing effect of old material and new aggregate is not controlled, and the construction effect is general. SUMMARY

[0003] In view of the defects in the prior art, the utility model aims at providing a foamed asphalt vibrating mixing truck, which solves the problem of poor mixing effect of old material and new aggregate in the cold recycling construction of existing pavement and general construction effect.

[0004] The above technical purpose of the utility model is realized by the following technical scheme:

[0005] SUMMARY A foamed asphalt vibrating mixing truck, characterized in that a material conveying system, a vibrating mixing system, a material transfer system and a control assembly for controlling the operation of the equipment are installed on the vehicle body.

[0006] The material conveying system conveys the material to the vibrating mixing system, and the material transfer system is used to transfer and convey the finished product discharged from the vibrating mixing system.

[0007] The vibrating mixing system comprises a vibrating mixing host, a foamed asphalt system and a metering system, the feeding port of the vibrating mixing host is matched with the material conveying system, and the material transfer system is matched with the discharging port of the vibrating mixing host.

[0008] Preferably, the material conveying system comprises a belt conveyor installed on the vehicle body, a material collecting bin is installed at the front end of the belt conveyor, and the end of the belt conveyor is communicated with a feeding bin installed on the vibrating mixing host.

[0009] Preferably, the material transfer system comprises a transfer conveyor installed on the vehicle body, and the transfer conveyor is driven to move by a swing driving mechanism arranged on the vehicle body.

[0010] Preferably, the swing driving mechanism comprises a rotating disc rotatably installed on the vehicle body, the rotating disc is driven by a hydraulic rod arranged on the vehicle body, further comprises a jib for supporting the transfer conveyor, and a winch is installed on the jib.

[0011] Preferably, one end of the transfer conveyor is hinged to the rotating disc, and the other end of the transfer conveyor is connected with the cable of the winch.

[0012] Preferably, the asphalt foaming system comprises a foaming device mounted on the vehicle body, and the foaming device is respectively provided with an asphalt conveying pipeline and a water conveying pipeline, and the asphalt conveying pipeline is provided with a heating mechanism.

[0013] Preferably, the heating mechanism comprises a heat conducting oil pipeline sleeved outside the asphalt conveying pipeline, the heat conducting oil pipeline is communicated with a heating box mounted on the vehicle body, and the heat conducting oil pipeline is provided with a heat preservation layer.

[0014] Preferably, the asphalt foaming system further comprises a primer spraying system mounted on the vehicle body, the primer spraying system comprises a spraying beam mounted on the vehicle body, the spraying beam is communicated with the asphalt conveying pipeline, a plurality of spraying heads are arranged on the spraying beam at intervals, and the asphalt pump is arranged to pump asphalt to the spraying heads.

[0015] Preferably, the metering system comprises a weighing device mounted on the belt conveyor, a target flowmeter I mounted on the asphalt conveying pipeline, a target flowmeter II mounted at the discharge port of the foaming device, and an electromagnetic flow valve I mounted on the water conveying pipeline.

[0016] Preferably, the asphalt foaming system further comprises a stirring water supply system mounted on the vehicle body, the stirring water supply system comprises a water supply pipeline communicated with the vibrating stirring host, and the water supply pipeline is provided with an electromagnetic flow valve II controlled and driven by the control assembly.

[0017] The asphalt foaming system has the advantages that:

[0018] 1. The asphalt foaming system comprises a vehicle body, a material conveying system, a vibrating stirring system and a material transfer system, can realize sufficient stirring and mixing of the milled mixture and new aggregate, improves the uniformity of each material in the regenerated mixture, and can conveniently set parameters and improve stirring effect compared with the traditional milling and stirring method.

[0019] 2. The vibrating stirring system comprises a vibrating stirring host, an asphalt foaming system and a metering system, can satisfy on-site foaming of vehicle-mounted asphalt, and can meter the milled mixture and new aggregate, add the mixture into the vibrating stirring host according to the set mixing ratio, and stir, so that the degree of integration is high and the working efficiency is high.

[0020] 3. The material transfer system comprises a transfer conveyor capable of swinging and lifting, can conveniently transfer the regenerated mixture into a subsequent paving machine, and has simple and reliable structure.

[0021] 4. The utility model also includes the system of spraying of primer, can according to the automatic matching of spraying amount of vehicle speed. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the structure view of the utility model Figure 1 .

[0023] Figure 2 It is the structure view of the utility model Figure 2 .

[0024] In the drawing, 1, car body;2, vibration agitating host computer;3, belt conveyor;4, receiving storehouse;5, feed bin;6, transfer conveyor;7, rotary disc;8, boom;9, foaming device;10, asphalt delivery line;11, water delivery line;12, spraying beam;13, spraying head;14, asphalt pump;15, target type flowmeter I;16, electromagnetic flow valve I. DETAILED DESCRIPTION

[0025] The following in combination with the drawings Figure 1 and 2 the specific embodiment of the utility model is further detailed.

[0026] The utility model in the specific implementation, in combination with the drawings Figure 1 and 2The utility model provides a kind of foamed asphalt vibration mixing truck, including car body 1, car body 1 can satisfy constant speed self driving or personnel driving travel, material conveying system, vibration mixing system, material transfer system and control assembly for controlling equipment work are installed on car body 1, namely material conveying system, vibration mixing system and material transfer system are controlled drive by control assembly, wherein material conveying system transports material to vibration mixing system, material transfer system is used to transfer and transport the finished product of the discharge of vibration mixing system, in the embodiment, material conveying system is mainly used to transport the milled mixture of original road surface after milling, material conveying system includes belt conveyor 3 installed on car body 1, collecting bin 4 is installed at the front end of belt conveyor 3, the milled mixture after milling will be put into collecting bin 4, and the milled mixture will be transported in vibration mixing system by belt conveyor 3, preset, vibration mixing system includes vibration stirring host 2, asphalt foaming system and metering system, the feed inlet of vibration stirring host 2 cooperates with material conveying system, preset, the end of belt conveyor 3 is communicated with the feed bin 5 installed on vibration stirring host 2, and material transfer system cooperates with the discharge port of vibration stirring host 2, in the embodiment, material transfer system includes transfer conveyor 6 installed on car body 1, namely in the embodiment, the milled mixture will be transported to vibration stirring host 2 by belt conveyor 3, while vibration stirring host 2 will also add foamed asphalt and other new aggregate after foaming by asphalt foaming system, and form recycled mixture by the continuous stirring action of vibration stirring host 2, and the recycled mixture is transported to the paving process behind by transfer conveyor 6, preset, metering system is used to meter the milled mixture, foamed asphalt and other new aggregate, to add material to vibration stirring host 2 according to the set mixing ratio;

[0027] In the embodiment, transfer conveyor 6 is set to move by swing driving mechanism on car body 1, to realize swing when conveying recycled mixture, to facilitate paving operation of recycled mixture, preset, swing driving mechanism includes rotary disc 7 rotatably installed on car body 1, rotary disc 7 is set to be driven by hydraulic rod on car body 1, and further includes cantilever arm 8 for supporting transfer conveyor 6, winch is installed on cantilever arm 8, one end of transfer conveyor 6 is hinged on rotary disc 7, while the other end of transfer conveyor 6 is connected with cable on winch, to satisfy that transfer conveyor 6 can rotate by a certain angle by following rotary disc 7 under the driving of hydraulic rod, and swing of transfer conveyor 6 is realized by controlling reciprocating extension of hydraulic rod, at the same time, rotation of transfer conveyor 6 around its hinged shaft is realized by driving cable through the action of winch, to adjust the height of transfer conveyor 6, with simple structure and convenient operation;

[0028] In the embodiment, the asphalt foaming system comprises a foaming device 9 installed on the vehicle body 1, and an asphalt conveying pipeline 10 and a water conveying pipeline 11 are respectively installed on the foaming device 9, that is, the asphalt is conveyed into the foaming device 9 through the asphalt conveying pipeline 10, and water is also conveyed into the foaming device 9 through the water conveying pipeline 11 to complete the foaming of the asphalt. It is pre-set that the asphalt conveying pipeline 10 is provided with a heating mechanism in order to meet the foaming of the asphalt, the heating mechanism comprises a heat conducting oil pipeline sleeved on the asphalt conveying pipeline 10, the heat conducting oil pipeline is arranged in a double-pipe structure with the asphalt conveying pipeline 10, the heat conducting oil pipeline is in communication with a heating box installed on the vehicle body 1, and the heat conducting oil in the heating box is heated and then passes through the heat conducting oil pipeline to heat the asphalt in the asphalt conveying pipeline 10, so that the coverage area is wide, the heat loss is small, the heat conducting oil pipeline is further provided with a heat preservation layer, and the heating effect is further ensured;

[0029] In the embodiment, the metering system comprises a weighing device installed on the belt conveyor 3 and used for weighing the milling mixture entering the vibration mixing host 2, a target flowmeter I 15 installed on the asphalt conveying pipeline 10 and used for metering the asphalt entering the foaming device 9, a target flowmeter II installed at the discharge port of the foaming device 9, and an electromagnetic flow valve I 16 installed on the water conveying pipeline 11 and used for metering the water entering the foaming device 9. In the embodiment, the stirring water supply system installed on the vehicle body 1 comprises a water supply pipeline connected with the vibration mixing host 2, and the water supply pipeline is provided with an electromagnetic flow valve II. It is pre-set that the weighing device, the target flowmeter I 15, the target flowmeter II, the electromagnetic flow valve I 16 and the electromagnetic flow valve II are all controlled and driven by a control assembly, the amount of foamed asphalt in the foaming device 9 is determined according to the asphalt entering the foaming device 9, in the embodiment, the control assembly automatically adjusts the electromagnetic flow valve II and the target flowmeter II according to the feeding weight of the milling mixture measured by the weighing system to control the adding amount of water and asphalt added into the vibration mixing host 2, and the accuracy of the mixing ratio is ensured;

[0030] In the embodiment, a primer oil spraying system is installed on the vehicle body 1 to spray asphalt on the milled road surface to improve the waterproof performance of the recycled road surface. The primer oil spraying system comprises a spraying beam 12 installed on the vehicle body 1, the spraying beam 12 is communicated with the asphalt conveying pipeline 10, a plurality of spraying heads 13 are arranged on the spraying beam 12 at intervals, and an asphalt pump 14 is arranged to pump asphalt to the spraying heads 13. The asphalt in the flow state in the asphalt conveying pipeline 10 is pumped by the asphalt pump 14 and sprayed to the ground through the spraying heads 13. In the embodiment, the speed of the vehicle is detected by a speed detection module in the control assembly, and the speed of the vehicle is controlled by the control assembly. The primer oil spraying amount is automatically controlled and adjusted according to the speed of the vehicle.

[0031] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A foamed bitumen vibratory paver comprising a vehicle body (1), characterised in that, The vehicle body (1) is provided with a material conveying system, a vibrating mixing system, a material transfer system and a control assembly for controlling the operation of the equipment; The material conveying system conveys the material to the vibrating mixing system, and the material transfer system is used for transferring the finished product discharged from the vibrating mixing system; The vibrating mixing system comprises a vibrating mixing host (2), an asphalt foaming system and a metering system, the feeding port of the vibrating mixing host (2) is matched with the material conveying system, and the material transfer system is matched with the discharging port of the vibrating mixing host (2).

2. The foamed asphalt vibratory paver vehicle of claim 1, wherein, The material conveying system comprises a belt conveyor (3) installed on the vehicle body (1), a material collecting bin (4) is installed at the front end of the belt conveyor (3), and the tail end of the belt conveyor (3) is communicated with a feeding bin (5) installed on the vibrating mixing host (2).

3. The foamed asphalt vibratory paver of claim 1, wherein, The material transfer system comprises a transfer conveyor (6) installed on the vehicle body (1), and the transfer conveyor (6) is driven to move by a swing driving mechanism arranged on the vehicle body (1).

4. The foamed asphalt vibratory paver vehicle of claim 3, wherein, The swing driving mechanism comprises a rotating disc (7) rotatably installed on the vehicle body (1) and driven by a hydraulic rod arranged on the vehicle body (1), and further comprises a boom (8) for supporting the transfer conveyor (6), and a winch is installed on the boom (8).

5. The foamed asphalt vibratory paver vehicle of claim 4, wherein, One end of the transfer conveyor (6) is hingedly connected to the rotating disc (7), and the other end of the transfer conveyor (6) is connected with a steel cable on the winch.

6. The foamed asphalt vibratory paver vehicle of claim 2, wherein, The asphalt foaming system comprises a foaming device (9) installed on the vehicle body (1), the foaming device (9) is respectively provided with an asphalt conveying pipeline (10) and a water conveying pipeline (11), and a heating mechanism is arranged on the asphalt conveying pipeline (10).

7. The foamed asphalt vibratory paver of claim 6, wherein, The heating mechanism comprises a heat conducting oil pipeline sleeved on the asphalt conveying pipeline (10), the heat conducting oil pipeline is communicated with a heating box installed on the vehicle body (1), and a heat preservation layer is arranged on the heat conducting oil pipeline.

8. The foamed asphalt vibratory paver vehicle of claim 6, wherein, Further comprising a primer spraying system installed on the vehicle body (1), the primer spraying system comprises a spraying beam (12) installed on the vehicle body (1), the spraying beam (12) is communicated with the asphalt conveying pipeline (10), a plurality of spraying heads (13) are arranged on the spraying beam (12) at intervals, and an asphalt pump (14) is further arranged for pumping the spraying heads (13).

9. The foamed asphalt vibratory paver vehicle of claim 6, wherein, The metering system is controlled by the control assembly, the metering system comprises a weighing device installed on the belt conveyor (3), a target flowmeter I (15) installed on the asphalt conveying pipeline (10), a target flowmeter II installed at the discharging port of the foaming device (9), and an electromagnetic flow valve I (16) installed on the water conveying pipeline (11).

10. The foamed asphalt vibratory paver vehicle of claim 9, wherein, Further comprising a stirring water supply system installed on the vehicle body (1), the stirring water supply system comprises a water supply pipeline connected with the vibrating mixing host (2), an electromagnetic flow valve II is arranged on the water supply pipeline, and the electromagnetic flow valve II is controlled and driven by the control assembly.

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