阅读说明：本技术 一种沥青路面热再生粘层沥青喷洒机 (Asphalt spraying machine for thermal regeneration adhesive layer of asphalt pavement ) 是由 陈碧香 于 2020-07-02 设计创作，主要内容包括：本发明公开了一种沥青路面热再生粘层沥青喷洒机,其结构包括有防结团搅拌装置、粘层沥青桶、机体、吸管、喷洒枪、喷头,机体上放置有粘层沥青桶,粘层沥青桶设有防结团搅拌装置,粘层沥青桶通过吸泵与吸管连接,吸管连接于喷洒枪,喷洒枪安装有喷头,与现有技术相比,本发明的有益效果在于：能对粘层沥青进行横向、纵向切割搅拌,能够打乱涡流,使得粘层沥青得以充分搅拌,避免粘层沥青朝同一方向旋转结团,还能对粘层沥青加热,防止粘层沥青因低温凝结,使得粘层沥青的喷洒得以顺畅进行,能通过弹簧的弹力将残留在喷头内的粘层沥青抖落,有效防止粘层沥青残留于喷头内而导致喷头堵塞。(The invention discloses a hot regeneration adhesive layer asphalt spraying machine for asphalt pavement, which structurally comprises an anti-caking stirring device, an adhesive layer asphalt barrel, a machine body, a suction pipe, a spraying gun and a spray head, wherein the adhesive layer asphalt barrel is placed on the machine body, the adhesive layer asphalt barrel is provided with the anti-caking stirring device, the adhesive layer asphalt barrel is connected with the suction pipe through a suction pump, the suction pipe is connected with the spraying gun, and the spraying gun is provided with the spray head, and compared with the prior art, the hot regeneration adhesive layer asphalt spraying machine has the beneficial effects that: can transversely carry out, vertical cutting stirring to the adhesive coat pitch, can disturb the vortex for the adhesive coat pitch can the intensive mixing, avoid the adhesive coat pitch to the rotatory conglomeration of same direction, can also heat the adhesive coat pitch, prevent that the adhesive coat pitch from condensing because of the low temperature, make spraying of adhesive coat pitch smoothly go on, can shake off the adhesive coat pitch that will remain in the shower nozzle through the elasticity of spring, prevent effectively that the adhesive coat pitch from remaining in the shower nozzle and leading to the shower nozzle to block up.)

1. The utility model provides a bituminous paving hot recycling adhesive layer pitch spraying machine, its structure is including preventing caking agitating unit (1), adhesive layer pitch bucket (2), organism (3), straw (4), spray gun (5), shower nozzle (6), adhesive layer pitch bucket (2) have been placed on organism (3), adhesive layer pitch bucket (2) are equipped with prevents caking agitating unit (1), adhesive layer pitch bucket (2) are connected with spray gun (5) through suction pump, straw (4), spray gun (5) install shower nozzle (6), its characterized in that:

the anti-caking stirring device (1) comprises a first stirring mechanism (a1), a rotating shaft (a2), a micro motor (a3), a shaft sleeve (a4), a second stirring mechanism (a5) and a round table (a6), wherein the rotating shaft (a2) is connected with the micro motor (a3) and the round table (a6) is connected downwards, the shaft sleeve (a4) is uniformly distributed on the rotating shaft (a2), the shaft sleeve (a4) is provided with the first stirring mechanism (a1) and the second stirring mechanism (a5), the round table (a6) is connected with the sticky layer asphalt barrel (2), and the first stirring mechanism (a1) and the second stirring mechanism (a5) are arranged in the sticky layer asphalt barrel (2);

shower nozzle (6) are including shower nozzle base member (b1), first liquid outlet (b2), recess (b3), rubber tube (b4), spring (b5), second liquid outlet (b6), movable cover (b7), shower nozzle base member (b1) is equipped with first liquid outlet (b2), still cooperates movable cover (b7), shower nozzle base member (b1) is seted up recess (b3), be equipped with rubber tube (b4), spring (b5) of mutually supporting in recess (b3), rubber tube (b4), spring (b5) one end link to each other with shower nozzle base member (b1), and the other end meets with movable cover (b7), movable cover (b7) is equipped with second liquid outlet (b 6).

2. The asphalt spraying machine for hot recycling of asphalt pavement with sticky layer according to claim 1, characterized in that: the number of the shaft sleeves (a4) is four, the first shaft sleeve (a4) and the third shaft sleeve (a4) are respectively provided with two groups of first stirring mechanisms (a1) and two groups of second stirring mechanisms (a5), the second shaft sleeve (a4) and the fourth shaft sleeve (a4) are respectively provided with one group of first stirring mechanisms (a1) and two groups of second stirring mechanisms (a5), and the first stirring mechanisms (a1) and the second stirring mechanisms (a5) in the vertical direction are arranged alternately.

3. The asphalt spraying machine for hot recycling of asphalt pavement with sticky layer according to claim 1, characterized in that: a rabbling mechanism (a1) including stirred tube (1a1), a stirring frame (1a2), heating pipe (1a3), radiating ring (1a4), electric wire (1a5), stirring pipe (1a1) has been laid to stirring frame (1a2), be equipped with heating pipe (1a3) in stirred tube (1a1), radiating ring (1a4) has been put to heating pipe (1a3) cover, radiating ring (1a4) and stirred tube (1a1) contact, heating pipe (1a3) are parallelly connected through electric wire (1a 5).

4. The asphalt spraying machine for hot recycling of asphalt pavement with sticky layer according to claim 1, characterized in that: the second stirring mechanism (a5) comprises a second stirring frame (5a1), stirring rods (5a2) and a separating block (5a3), wherein the separating block (5a3) is arranged in the middle of the second stirring frame (5a1), and the stirring rods (5a2) are arranged between the separating block (5a3) and the second stirring frame (5a 1).

5. The asphalt spraying machine for hot recycling of asphalt pavement with sticky layer according to claim 3, characterized in that: the stirring pipe (1a1), the first stirring frame (1a2), the second stirring frame (5a1) and the stirring rod (5a2) are provided with non-stick coatings.

6. The asphalt spraying machine for hot recycling of asphalt pavement with sticky layer according to claim 3, characterized in that: stirring frame (1a2), No. two stirring frames (5a1) still are fixed with silica gel scraper blade (a7), silica gel scraper blade (a7) sets up for isosceles triangular prism structure, silica gel scraper blade (a7) and adhesive layer pitch bucket (2) contact.

7. The asphalt spraying machine for hot recycling of asphalt pavement with sticky layer according to claim 1, characterized in that: the spray head base body (b1) is provided with a limiting groove (1b 1).

8. The asphalt spraying machine for hot recycling of asphalt pavement with sticky layer according to claim 1, characterized in that: the movable cover (b7) is provided with a limiting hook ring (7b1), and the limiting hook ring (7b1) is matched with the limiting groove (1b 1).

Technical Field

The invention relates to the field of road construction, in particular to a hot recycling adhesive layer asphalt spraying machine for an asphalt pavement.

Background

When the damage degree of the pavement does not reach the base layer, the asphalt pavement is heated and loosened by using an in-situ heat regeneration device, a certain amount of new asphalt, a new asphalt mixture, a regenerant and the like are added, and the old asphalt pavement is recycled at one time through the working procedures of hot mixing, paving, rolling and the like.

Pitch is the dark brown complex mixture that comprises hydrocarbon of different molecular weights and nonmetal derivative thereof, be one kind of high viscosity organic liquid, when stirring the viscous layer pitch, because agitating unit's high-speed rotation, can form the vortex, thereby the viscous layer pitch is rotatory and can not obtain intensive mixing towards same direction, and the viscous layer pitch is because viscosity can stagnate in pitch bucket inner wall and shower nozzle inner wall greatly, and the viscous layer pitch can cool off the condensation under the condition that the temperature is low excessively, thereby can make the viscous layer pitch condense to be conglomerated and fix at pitch bucket inner wall, reduce the volume of pitch bucket, influence the flow of spraying in later stage.

Disclosure of Invention

The invention mainly aims to overcome the defects of the prior art and provide the asphalt spraying machine for the hot regeneration adhesive layer of the asphalt pavement.

The invention is realized by adopting the following technical scheme: the utility model provides a bituminous paving hot recycling adhesive layer pitch spraying machine, its structure is including preventing caking agitating unit, adhesive layer pitch bucket, organism, straw, spray gun, shower nozzle, the adhesive layer pitch bucket has been placed on the organism, the adhesive layer pitch bucket is equipped with prevents caking agitating unit, the adhesive layer pitch bucket is connected with the straw through the suction pump, the straw is connected in spray gun, spray gun installs the shower nozzle.

As further optimization, prevent agglomerating agitating unit including rabbling mechanism, pivot, micromotor, axle sleeve, No. two rabbling mechanisms, round platform, the output shaft of micromotor is connected with the top of pivot, the bottom and the round platform of pivot are connected perpendicularly, the equipartition has four axle sleeves that are equidistance formula arrangement in the pivot, all be equipped with rabbling mechanism, No. two rabbling mechanisms on the axle sleeve, the top at the adhesive layer pitch bucket is installed to the micromotor, the interior bottom center at the adhesive layer pitch bucket is fixed to the round platform, locate the adhesive layer pitch bucket in rabbling mechanism, No. two rabbling mechanisms.

As further optimization, the shower nozzle is including shower nozzle base member, first liquid outlet, recess, rubber tube, spring, second liquid outlet, movable cover, shower nozzle base member one end is equipped with first liquid outlet, and the other end cooperation has the movable cover, the shower nozzle base member is seted up flutedly, be equipped with rubber tube, spring in the recess, the rubber tube runs through in the spring and both adopt clearance fit, the one end of rubber tube, spring links to each other with the shower nozzle base member, and the other end meets with the movable cover, the movable cover is equipped with the second liquid outlet, first liquid outlet, rubber tube communicate with each other.

As further optimization, the axle sleeve is equipped with four, and first and third axle sleeve all is equipped with a set of rabbling mechanism and a set of rabbling mechanism No. two, and second and fourth axle sleeve all is equipped with a set of rabbling mechanism and a set of rabbling mechanism No. two, and the rabbling mechanism and No. two in the vertical direction are alternate the setting.

As further optimization, rabbling mechanism is including stirred tubular, stirring frame, heating pipe, radiating ring, electric wire, laid the stirred tubular that is the equidistance formula setting on the stirring frame, the stirred tubular is hollow structure setting and is equipped with eight, be equipped with the heating pipe in the stirred tubular all, the radiating ring has been put to the cover on the heating pipe, the radiating ring is equipped with eight and more than, the outer wall of radiating ring and the inner wall laminating contact of stirred tubular, the heating pipe is equipped with and connects in parallel with the same number of stirred tubular and through the electric wire, stirring frame and axle sleeve outer wall fixed connection No. one.

As further optimization, No. two rabbling mechanisms are including No. two stirring frames, puddler, branch spacer block, No. two stirring frames's middle part is equipped with the branch spacer block, the medial surface that divides spacer block and No. two stirring frames all is equipped with the puddler, the puddler is equipped with four and is the equidistance formula setting, No. two stirring frames are fixed on the axle sleeve.

As further optimization, the outer walls of the stirring pipe, the first stirring frame, the second stirring frame and the stirring rod are all provided with non-stick coatings.

As further optimization, the outer wall of a stirring frame, No. two stirring frames still is fixed with the silica gel scraper blade, the silica gel scraper blade sets up for isosceles triangular prism structure, the silica gel scraper blade contacts with the laminating of adhesive layer pitch bucket inner wall.

As further optimization, the bottom of the sprayer base body is provided with a limiting groove.

As further optimization, the movable cover is provided with a limiting hook ring, and the limiting hook ring is matched with the limiting groove.

Advantageous effects

Compared with the prior art, the invention provides an asphalt spraying machine for hot regeneration of an asphalt pavement sticky layer, which has the following beneficial effects:

(1) the micro motor is driven to operate, the rotating shaft is driven to rotate, the first stirring mechanism and the second stirring mechanism are linked through the shaft sleeve, the first stirring mechanism can longitudinally cut and stir the adhesive layer asphalt by arranging the stirring pipe, the second stirring mechanism can transversely cut and stir the adhesive layer asphalt by arranging the stirring rod, the adhesive layer asphalt is transversely and longitudinally cut and stirred through the stirring pipe and the stirring rod, the adhesive layer asphalt is effectively prevented from rotating in the same direction all the time and cannot be fully stirred, the adhesive layer asphalt can be fully stirred, the construction effect of a road surface is favorably improved, the first stirring frame and the second stirring frame are provided with the silica gel scraper, the adhesive layer asphalt remained on the inner wall of the adhesive layer asphalt barrel can be scraped during stirring, the adhesive layer asphalt is prevented from remaining, the heating pipe is arranged in the stirring pipe and can generate heat, and the generated heat can be transferred to the stirring pipe through the heat dissipation ring, therefore, the stirring pipe can generate heat, the heat energy can heat the adhesive layer asphalt, the adhesive layer asphalt is prevented from being condensed due to low temperature, and the spraying of the adhesive layer asphalt is facilitated;

(2) when spraying, the adhesive layer asphalt enters from the first liquid outlet and passes through the rubber pipe, most of the adhesive layer asphalt is sprayed from the second liquid outlet, and a small part of the adhesive layer asphalt acts on the inner inclined plane of the movable cover, so that the movable cover is stressed and extends outwards under the action of the limiting hook ring until being limited by the limiting groove, the spring is stretched to store force, the rubber pipe is stretched and then sprayed out through the second liquid outlet, after spraying is finished, the movable cover is not pushed, the spring is stretched to reset to pull the movable cover inwards, and the elastic force of the reset spring can shake off the adhesive layer asphalt remained on the rubber pipe and the movable cover, so that the adhesive layer asphalt is prevented from remaining, and the spray head is prevented from being blocked.

In summary, the first stirring mechanism, the rotating shaft, the micro motor, the shaft sleeve, the second stirring mechanism and the circular truncated cone are arranged to transversely and longitudinally cut and stir the sticky layer asphalt, so that eddy current can be disturbed, the sticky layer asphalt can be fully stirred, the sticky layer asphalt can be prevented from rotating and agglomerating in the same direction, the sticky layer asphalt can be heated, the sticky layer asphalt can be prevented from being smoothly sprayed due to low-temperature condensation, the sticky layer asphalt remained in the spray head can be shaken off through the elasticity of the spring through the arrangement of the spray head base body, the first liquid outlet, the groove, the rubber pipe, the spring, the second liquid outlet and the movable cover, and the spray head can be effectively prevented from being blocked due to the fact that the sticky layer asphalt remains in the spray head.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of an asphalt spraying machine for hot recycling of an asphalt pavement.

FIG. 2 is a schematic structural diagram of the anti-caking stirring device according to the present invention.

Fig. 3 is a schematic structural diagram of a first working state in which the first stirring mechanism, the second stirring mechanism, the rotating shaft and the shaft sleeve are matched.

Fig. 4 is a structural schematic diagram of a second working state in which the first stirring mechanism, the second stirring mechanism, the rotating shaft and the shaft sleeve are matched.

Fig. 5 is a schematic cross-sectional structure diagram of a first stirring mechanism of the present invention.

Fig. 6 is a schematic structural diagram of an enlarged view of a in fig. 5.

FIG. 7 is a schematic cross-sectional view illustrating the showerhead of the present invention in an idle state.

Fig. 8 is a schematic cross-sectional view of the showerhead of the present invention in an operating state.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

an anti-caking stirring device-1, a sticky asphalt barrel-2, a machine body-3, a suction pipe-4, a spray gun-5, a spray head-6, a first stirring mechanism-a 1, a rotating shaft-a 2, a micro motor-a 3, a shaft sleeve-a 4, a second stirring mechanism-a 5, a circular truncated cone-a 6, a spray head matrix-b 1, a first liquid outlet-b 2 and a groove-b 3, rubber tube-b 4, spring-b 5, second liquid outlet-b 6, movable cover-b 7, stirring tube-1 a1, first stirring frame-1 a2, heating tube-1 a3, radiating ring-1 a4, electric wire-1 a5, second stirring frame-5 a1, stirring rod-5 a2, separating block-5 a3, silica gel scraper-a 7, limiting groove-1 b1 and limiting hook ring-7 b 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.