CN2763339Y - Maintenance vehicle for asphalt pavement of road - Google Patents

Abstract

The utility model discloses a maintenance vehicle for asphalt pavement of road, which comprises a chassis vehicle, a power unit, a drying cylinder, and a mixing cylinder, wherein the power unit drives the drying cylinder and the mixing cylinder to rotate. After dried by the drying cylinder, the stone material is sent to the mixing cylinder for mixing with the asphalt sprayed in to form the asphalt concrete and eliminate it. The maintenance vehicle for asphalt pavement of road of this utility adopts the bi-cylinder structure of drying cylinder and mixing cylinder, to change the proto task program: the mode that the feeding to drying to mixing and to layout of the filling is divided into two steps to complete by one cylinder, to the mode that the drying cylinder and the mixing cylinder complete continuously and without stop, so it shortens the pouring time of the finished product ingot, that is to say the asphalt concrete, improving the production efficiency of the asphalt concrete; in addition, compared with the interrupted operation of the single cylinder structure, the continuous operation of the drying cylinder can reduce heat energy loss, lower the consumption of the drying fuel, reduce the manufacturing cost of the asphalt concrete.

Description

Asphalt pavement maintanance truck

Technical field

The utility model relates to a kind of highway maintenance asphalt mixing plant, specifically, relates to a kind of asphalt pavement maintanance truck.

Background technology

The material of asphalt rigid pavement is called hot mixed asphaltic concrete, and it is building stones to be dried to the uniform temperature more in addition a certain amount of liquid bitumen stir and form in equipment.At present, its oven dry of traditional asphalt pavement maintanance truck with mix and stir operation and realize that in a single cylinder building stones carry out drying earlier after entering cylinder, carry out pitch again and spray and mix and stir.As authorizing disclosed on October 20th, 1999, notification number CN2344427Y, the Chinese utility model patent that name is called " asphalt pavement maintanance truck of band mixing device " discloses a kind of asphalt pavement maintanance truck, comprise chassis, it is to be fixed with underframe with connector on the crossbeam of chassis, carrying materials device is fixed on the underframe, mixing device is by motor-driven, mixing cylinder is that the rolling ring through connecting firmly thereon is supported on the scroll wheel, scroll wheel is loaded on and is fixed on the underframe top chock, afterbody at mixing cylinder is equipped with the dust arrester that is fixed on the underframe, burner is fixed on the feed hopper of mixing device, and pitch flusher and Electric Appliance Cabinet are fixed on the underframe; Carry materials device, mixing device, dust arrester, pitch flusher and provide electric power by diesel generating set or chassis.Carrying materials device is made up of the chain bucket that can slide on door frame, motor and reductor, elevator pulley; The pitch flusher is made up of motor, hopper, pitch oil pump and pipeline valve; Dust arrester is made up of blast fan, motor dedusting tube and smokestack.The power that the diesel power generation unit produces is input in the electric control cabinet, carries out centralized Control by electric control cabinet to mixing and stirring motor, lifting motor, Oil pump electrical machinery, blast fan and burner etc.Start to promote motor, power is delivered to the elevator wheel through reducer, and the elevator wheel is rotated, and the wire rope on the elevator wheel slides up and down along the door frame track by assembly pulley traction chain bucket, realizes the lifting of material and be fed to by feed hopper mixing and stirring in the cylindrical shell; Start and mix and stir motor, power passes to coupling spindle through reducer by chain drive, and rubber roll rotates on the coupling spindle, drive the roller circle and rotate, mix and stir cylindrical shell and rotate, realize the oven dry of material in the barrel and mix and stir thereby make, start the burner igniting, make and mix and stir simplified interior material heating, drying; Start Oil pump electrical machinery, power is delivered to the pitch oil pump through belt, oil pump rotates the heated bitumen suction hopper in the pitch case, be injected to through motor pump again and mix and stir in the cylindrical shell, realize mixing and stirring of material, start blower motor, blast fan rotates the dust that will mix and stir simplified interior generation and is incorporated into the dedusting tube to reach the purpose of dedusting.The lifting of material, simplified rotating is mixed and stirred in burner igniting, pitch take out spray, the order of the courses of work such as the unlatching of blast fan and temporal cooperation can be controlled automatically by the microcomputer control system of electric control cabinet, realize working continuously.

More than be the main composition and the operating principle of present asphalt pavement maintanance truck, shortcoming is to dry and mix and stir to be intermittent operation, and each finished product material discharging time is longer, and production efficiency is low, and operation is interior because the loss of waste heat causes oil consumption to be increased interval, and cost of production increases.

Summary of the invention

Goal of the invention of the present utility model is to overcome above-mentioned deficiency, and a kind of production efficiency height, asphalt pavement maintanance truck that cost of production is low are provided.

For achieving the above object, the utility model asphalt pavement maintanance truck comprises chassis, power set, dram, mixing cylinder, power set drive dram, mixing cylinder rotates, building stones are sent building stones into mixing cylinder and are mixed and stirred the discharge of formation bituminous concrete with the pitch that sprays into after the dram oven dry.

Asphalt pavement maintanance truck of the present utility model adopts the double-barrel structure of dram, mixing cylinder, with former operation program: charging-dry-mix and stir-discharge is divided into the mode that two stages finish by a tube, change the mode that dram, mixing cylinder are uninterruptedly finished continuously into, thereby shortened the finished product material greatly, be the discharging time of bituminous concrete, improved the production efficiency of bituminous concrete; In addition, the intermittent operation of working continuously than the monotubular structure of dram has reduced heat-energy losses, has reduced the consumption of oven dry fuel oil, has reduced the cost of production of bituminous concrete.

Description of drawings

Fig. 1 is a kind of specific embodiment plan structure figure of the utility model asphalt pavement maintanance truck;

Fig. 2 is an asphalt pavement maintanance truck side-looking structure chart shown in Figure 1;

Fig. 3 is dram shown in Figure 1 and mixing cylinder structure chart;

Among the figure, 1-chassis 2-power set 3-dram 4-mixing cylinder 5-feeding device 6-receiving hopper 7-oven dry drives support roller assembly 8-burner 9-and mixes and stirs driving support roller assembly 10-pitch metering feedway 11-cycloidal-pin wheel reducing motor 12-smoke evacuation dust arrester 13-electric-control system 14-smoke box.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, the utility model asphalt pavement maintanance truck is described in further detail and describes.

Fig. 1 is a kind of specific embodiment plan structure figure of the utility model asphalt pavement maintanance truck, and Fig. 2 is an asphalt pavement maintanance truck side-looking structure chart shown in Figure 1.Among the figure, asphalt pavement maintanance truck comprises chassis 1, power set 2, dram 3, mixing cylinder 4, power set 2 driving dryings 3, mixing cylinder 4 rotate, and building stones are sent building stones into mixing cylinder 4 and mixed and stirred the discharge of formation bituminous concrete with the pitch that sprays into after dram 3 oven dry.Concrete structure and manufacturing process are, front end in dram 3 is connected to feeding device 5 and receiving hopper 6, building stones enter receiving hopper 6 by feeding device 5, dram 3 is rotated under the driving of oven dry driving support roller assembly 7, building stones enter dram 3 and form the material curtain in tubes, the flame that sprays into burner 8 fully contacts, and reaches dram 3 counter-rotatings behind the preset temperature, and building stones are sent in the mixing cylinder 4.Afterwards, dram 3 enters new building stones again and carries out another building stones oven dry operation.Meanwhile, the building stones after the oven dry mix and stir at mixing cylinder 4, have improved the production efficiency of bituminous concrete.

The oven dry building stones that drying tube 3 is sent here mix and stir at mixing cylinder 4, mixing cylinder 4 forms the material curtain again under the driving of mixing and stirring driving support roller assembly 9, the pitch that sprays into pitch metering feedway 10 evenly mixes and stirs to Preset Time, and bituminous concrete is discharged in mixing cylinder 4 counter-rotatings.Afterwards, mixing cylinder 4 enter again the oven dry building stones carry out another the operation of mixing and stirring.

Power set 5 produce electric power, offering 11, two the cycloidal-pin wheel reducing motors 11 of two cycloidal-pin wheel reducing motors that drive dram 3, mixing cylinder 4 respectively drives support roller assembly 7, mixes and stirs driving support roller assembly 9 driving dram 3, mixing cylinder 4 rotations by oven dry respectively.In addition, power set 5 produce electric power and also offer pitch metering feedway 10, feeding device 5, smoke evacuation dust arrester 12, electric-control system 13 and other corollary apparatus.Smoke evacuation dust arrester 12 is used for the smoke evacuation dedusting of bituminous concrete, and electric-control system 13 is used for the electrical control of whole asphalt pavement maintanance truck, makes whole asphalt pavement maintanance truck carry out work by setting and requirement.

Fig. 3 is dram shown in Figure 1 and mixing cylinder structure chart.Among the figure, at the afterbody of mixing cylinder 4 smoke box 14 is arranged, this smoke box 14 is used with smoke evacuation dust arrester 12.Dram 3, mixing cylinder 4 drive support roller assembly 7 with oven dry, mix and stir driving support roller assembly 9 employing chain wheel mode transferring power.

Asphalt pavement maintanance truck of the present utility model adopts dram 3, the double-barrel structure of mixing cylinder 4, with former operation program: charging-dry-mix and stir-discharge is divided into the mode that two stages finish by a tube, change dram 3 into, the mode that mixing cylinder 4 is uninterruptedly finished continuously, it is dram 3, mixing cylinder 4 is dried building stones operation respectively and is mixed and stirred operation by pipeline system, the working that a former tube is finished is by dram 3,4 two tubes of mixing cylinder are born, thereby shortened the finished product material greatly, be the discharging time of bituminous concrete, improved the production efficiency of bituminous concrete; The power set 2 of this car configuration are fuel electric generator, and the electric power that fuel electric generator sends uses for each Power Drive Unit and pitch system electric heating thermal insulation, and the burner of oven dry building stones also uses fuel oil.The raising of production efficiency, then the time of task lacks, and the working time of fuel electric generator shortens, and the consumption of fuel oil reduces.In addition, the intermittent operation of working continuously than the monotubular structure of dram 3 has reduced heat-energy losses, has also reduced the consumption of oven dry fuel oil, has reduced the cost of production of bituminous concrete.

The utility model asphalt pavement maintanance truck is not limited to the scope of the specific embodiment, and all innovation and creation that utilize the present utility model design are all at the row of protection.

Claims (1)

1. an asphalt pavement maintanance truck comprises power set, it is characterized in that also comprising:

(1), is used for dram that building stones are dried;

(2), be used for building stones after the dram oven dry and the pitch that sprays into are mixed and stirred the mixing cylinder that forms bituminous concrete;

Power set are connected with the kind of drive with dram, mixing cylinder, and dram is connected successively with mixing cylinder.

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