CN2142851Y

CN2142851Y - Renewing and recoverying apparatus for asphalt concrete road surface

Info

Publication number: CN2142851Y
Application number: CN 93211241
Authority: CN
Inventors: 李金波
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-05-04
Filing date: 1993-05-04
Publication date: 1993-09-29
Anticipated expiration: 2003-05-04

Abstract

The utility model relates to a renewing and recovering apparatus for asphalt concrete road surface which belongs to the renewing and repairing equipment for the road surface. The utility model comprises a maneuverability box body, wherein, the inner part of the box body is provided with a heating device, excavating devices, mixing devices, a scraping device and a densification device, new asphalt stock troughs are also arranged between the excavating devices and the mixing devices, and the inner parts of the excavating devices and the mixing devices are respectively provided with paired protruding perching knives and cutting knives. The integrated device of the utility model has maneuverability and is convenient to construct on the spot, and the utility model can continuously work and accomplish the renewing of the road surface once, saving the human power and the material resource, reducing the pollution, protecting the environment, and saving the needed space volume in construction. So the utility model is an economical and practical device.

Description

Renewing and recoverying apparatus for asphalt concrete road surface

The utility model belongs to the prosthetic appliance of pavement of road, particularly the construction equipment that restores in the asphalt concrete pavement renovation.

In the prior art, the method for asphalt-regenerating is create earlier old pitch and carrying, stack, broken again, stacking, and in the mix funnel drying mix, can get the regenerated heat mix after adding new pellet then, spread at last and fill into regenerated road surface.But pitch material meeting of digging from the road surface " condensed ", so can not be too high except that highly when stacking (generally being no more than 3 meters), need fragmentation, stacking, mix, drying and other steps, so there is following shortcoming in the preparation method of existing asphalt pavement regeneration material:

1, the pitch material condenses because of stacking, thus need in addition broken, the waste power source; And be subjected to stacking the restriction of height, increased and stacked required space, particularly in the public work in the city, the city an inch of land is an inch of gold, vacant lot is difficult to find, and can only seek " the interim factory " of a vacant lot as asphalt-regenerating in suburbs, and also needs to transport to the job site laying with special train after regeneration, time-consuming taking a lot of work do not meet economic principle;

2, because stackings, fragmentation, mix, dry operation split everywhere, and mix factory and job site may be carried back and forth not in same place, make to stir up a cloud of dust, cause dirty and messyly, contaminated environment extremely influences the appearance of the city to sight;

3, because the unit scatter operation, be " apportioned effort " of each regeneration step, do not concentrate in same the machine and carry out, the vehicle that employed facility such as plane dig, carry, the running of crushing engine, the operation of mix funnel, dry, the control of mix etc. all needs staff, causes waste of manpower resource, and brings the problem in the manpower management;

4, bed rearrangement factory and subsidiary carrying, required construction equipment is numerous, complicated, lacks mobility, for rush repair or the engineering when robbing, often is difficult to finish;

5, dig when digging, if it is adopt cold plane, then more chill because of flexible pavement, cost bigger strength, could dig the match ratio (cooperation ratio) of digging old pitch material and having destroyed original rubble, and old pitch material through dig, after the fragmentation, need add mix, add new pellet, the heat drying mix could use again.Preheating road surface when plane digs is arranged so that has dug the pitch material in the method commonly used, but behind the stackings growth process of etc.ing, waste heat is cold, could mix will regenerated heat material after when the drying of later stage operation, mix, must heating again, repeat heating, waste heat energy, genus is unfortunate in fact.

The purpose of this utility model is to overcome above-mentioned shortcoming of the prior art, a kind of integration unit that each unit working in dispersion is combined is proposed, it comprises that one has the large-size box of mobility, heating is housed therein, excavates, smash facilities such as mixing, strickling, compacting, it is finished heating, excavation serially, adds operations such as virgin material, stirring and evenly mixing, compacting, thereby effectively Recycled Asphalt Pavement is layed in the place, road surface.

The integration unit that the utility model proposed will be described further by following accompanying drawing, and accompanying drawing has:

Fig. 1 is the phantom drawing of integration unit of the present utility model;

Fig. 2 is the elevation of integration unit of the present utility model;

Fig. 3 is the schematic diagram of integration unit of the present utility model when construction.

By accompanying drawing as can be known, integration unit of the present utility model comprises: a large-size box 10, preceding can being dragged by trailer T also can be installed the driving facility of driving cabin additional in casing 10, make casing itself form the car body of a mobility.In casing 10 by the prostatitis to after be equipped with successively: heater 11, excavating gear 12, first excavating gear 13, first mixing arrangement 14, second mixing arrangement 15, the 3rd mixing arrangement 16, wipe device 17 and compaction apparatus 18 off.

Casing 10 also can add tire 27, as shown in Figure 1, so that motor-driven towing, or travel automatically.

Heater 11 can preheat processing earthward equably with mode of heatings such as gas, fuel nozzle, microwave, electric heating or steam, so that make the road surface softening, and keeps temperature in casing 10.

Each

excavating gear

12,13 comprises: the rotating shaft that laterally is articulated in the place ahead of casing 10, on axle, be provided with outstanding two row's

perching knife

1a, 1b, two row's

perching knife

1a, 1b are uniformly distributed in a last relative both sides with becoming even numbers, respectively be anticlockwise and crooked in the same way, be beneficial to shovel and dig flexible pavement with wheel veer C around axle.

Each mixing arrangement 14,15 and 16 comprises: laterally be articulated in casing 10 in, rear and be positioned at the rotating shaft at this excavating gear rear, both sides are provided with outstanding two row's

cutting knife

2a, 2b relatively on axle, with the direction F of the garage respectively both sides bending to the left and right that is as the criterion, angle of bend is big more more backward, as each

cutting knife

2a, 2b of second mixing arrangement 16 for respectively bending to the right angle respectively to the left and right sides.

Wipeing device 17 off and be located at after the mixing arrangement 16, is a scraper, with bituminous concrete pellet behind the strickling mixing.

Compaction apparatus 18 is a roller, and it is articulated in the rear of casing 10, in order to roll extrusion, closely knit road surface, cooperates road roller R compacting (see figure 3) again.

Dug old bituminous material at excavating

gear

12,13, mixing arrangement 14,15 and 16 by its back progressively smashes block, add new pitch at the new pitch hopper 26 that is arranged between excavating gear 13 and the mixing arrangement 14, in case pitch is aging, and give excellent characteristic, cutting knife bent angle at its rear is 90 effects of having spent mixing, cooperates to wipe device 17 off and wipe off, makes road surfacing smooth.Mixing arrangement 14,15 and 16 cutting knife are respectively to left and right bending, so the cutting knife of the cutting knife of front axle and rear axle can form smashing and the mixing effect of shearing mutually.

The group number of above-mentioned excavating gear, mixing arrangement, the length of cutting knife and angle of bend angle can be decided as required, are not limited.

Tire that is added on the casing 10 or driving draw-gear should be provided with the Lifting for tyre facility, so that can rise tire in the refurbishment process of road surface, make each device (as roller 18) be convenient to operation.

Integration unit of the present utility model is for obtaining excellent construction effect, also be provided with adjusting device, fixedly square block 19 promptly is set in the both sides of each excavation, mixing arrangement, excavation, mixing arrangement can be suspended in the square block 19, and the edge is equipped with screw rod 20 thereon, and stretch out outside the casing 10, in the top the runner 21 of being rotatably connected just can be adjusted the degree of depth of excavation, mixing arrangement, so just can adapt to the construction on the road surface of different shape.

Above-mentioned manual regulating device also can adopt the integrated operation mode, is about to casing 10 and makes two shells, and one of them can automatic lifting, and the degree of depth that makes each device is uniformity more.

The kind of drive of integration unit of the present utility model adopts the sprocket wheel 24 of gear-box 22 transmission spindle 23 leading edges, and produce transmissions with the sprocket wheel 25 of the chain and first excavating gear, drive each device of trailing edge more one by one, and it is all arranged side by side with two sprocket wheels respectively to organize excavating gear, make and respectively organize device and when adjusting, can not influence the transmission effect, and the roller 18 of trailing edge can be equipped with water injector, makes its unlikely adhesion asphalt concrete material.

Above-mentioned sprocket wheel, chain also can substitute by motor, directly drive the respectively rotating shaft of excavation, mixing arrangement with motor, and motor can be started by a generator (as diesel-driven generator) power supply.

The adjusting device of above-mentioned excavation, mixing arrangement can be adjusted operation with oil, air pressure mode.

Integration unit of the present utility model is than the excellent part of prior art:

1, has mobility, be convenient to flexibly arrive site operation;

2, the mode to work continuously is once finished the regeneration on road surface with operations such as heating, excavation, mixing, strickling, compactings, saves human and material resources, has economical and practical value;

3, can save construction required spatial volume and place, reduce pollution sources, the unlikely city appearance environment that influences;

4, the heating thermal source still can heat follow-up married operation except that the heating road surface is convenient to excavate, and can save the energy of heat energy.

Because above-mentioned advantage, this reality and novel integration unit not only have novelty, but also have the value of industrialized construction.

Under the prerequisite of the essential characteristic that does not break away from integration unit of the present utility model, change and/or increase and decrease that the those skilled in the art in every present technique field do this integration unit all belong within the protection domain of the present utility model.

Claims

1, a kind of integration unit of asphalt concrete pavement renovation reduction, it is characterized in that it comprises the casing of a mobility, be provided with successively in described casing: heater, each excavating gear, each mixing arrangement, strickling device and compaction apparatus also are provided with new pitch hopper at described excavating gear with between mixing.

2, device as claimed in claim 1, it is characterized in that on described casing, can being provided with can lift adjustment tire, driving cabin and traction drive.

3, device as claimed in claim 1 is characterized in that described casing can drag or travels automatically with trailer.

4, device as claimed in claim 1 is characterized in that described each heater can use gas, fuel nozzle, microwave, electric heating or Steam Heating.

5, device as claimed in claim 1, it is characterized in that described each excavating gear comprises the rotating shaft that laterally is articulated in described casing the place ahead, on each, be provided with two outstanding row's perching knives, described perching knife is uniformly distributed in a last relative both sides with pluralizing, respectively is anticlockwise and crooked in the same way with the wheel veer around axle.

6, device as claimed in claim 1, it is characterized in that described each mixing arrangement comprises the rotating shaft that laterally is articulated in rear in the casing and is positioned at described excavating gear rear, relative both sides on each are provided with two outstanding row's cutting knifes, be as the criterion with garage's direction, described cutting knife is crooked to the left and right sides respectively, more after the angle of bend of cutting knife for big more.

7, device as claimed in claim 6 is characterized in that the described cutting knife in the rotating shaft of last mixing arrangement bends to the right angle respectively to the left and right sides.

8, device as claimed in claim 1, it is characterized in that also comprising an adjusting device in each mixing arrangement of described each excavating gear, promptly be fixed with square block in the both sides of above-mentioned each device, corresponding device thereof is suspended in the described square block, also the edge is connected to screw rod thereon, and stretch out outside the described casing, in described screw rod upper end runner is housed, rotate this and take turns the degree of depth that just can adjust excavation and mixing arrangement.

9, device as claimed in claim 1, it is characterized in that described casing adopts gearbox drive, by the described gearbox drive sprocket wheel of margo preaxialis wholeheartedly, and connect with the sprocket wheel of first excavating gear with chain and to produce transmission, each that drives trailing edge then successively excavated, mixing arrangement, and each excavate, mixing arrangement is all arranged side by side with two sprocket wheels.

10, device as claimed in claim 9 is characterized in that described sprocket wheel, chain can replace with motor, directly drive each excavation, mixing arrangement with motor, and motor can be powered with a motor.

11,, it is characterized in that the adjusting device of described excavation, mixing arrangement can adopt oil or air pressure to regulate as claim 1 or 8 described devices.

12, device as claimed in claim 1 is characterized in that also disposing a sprinkler in described compaction apparatus.

13, device as claimed in claim 8, it is integrally-regulated to it is characterized in that described adjusting device also can adopt, and be about to described casing and make two shells, but one of them automatic lifting, with the unified degree of depth of regulating each device.