阅读说明：本技术 一种用于沥青路面热再生的旧料收集装置 (A old material collection device for bituminous paving heat regeneration ) 是由 郭彦强 弥海晨 韩瑞民 徐鹏 弓锐 韩浩强 马文斌 张磊 马志刚 于 2020-06-16 设计创作，主要内容包括：本发明实施例涉及沥青路面再生技术领域,具体公开了一种用于沥青路面热再生的旧料收集装置,包括沥青废旧料斗,所述沥青废旧料斗的出料口与烘干装置的进料口相连,所述烘干装置的出料口与物料提升机构的底端相连,所述物料提升机构顶端与热熔搅拌机构包括的投料口相连；所述热熔搅拌机构包括的排料管与沥青回收料存储装置相连,且所述热熔搅拌机构的一侧还通过排气管连接设置有空气净化器,沥青废旧料斗内的沥青废料进入烘干装置内后,进行烘干加工,烘干后的沥青废料通过物料提升机构提升输送到热熔搅拌机构内,通过热熔搅拌机构对沥青废料实现热熔和均匀搅拌,经热熔搅拌处理后的沥青废料进入并收集在沥青回收料存储装置内。(The embodiment of the invention relates to the technical field of asphalt pavement regeneration, and particularly discloses an old material collecting device for asphalt pavement thermal regeneration, which comprises an asphalt waste hopper, wherein a discharge hole of the asphalt waste hopper is connected with a feed inlet of a drying device, a discharge hole of the drying device is connected with the bottom end of a material lifting mechanism, and the top end of the material lifting mechanism is connected with a feed inlet of a hot-melting stirring mechanism; arrange the material pipe that hot melt rabbling mechanism includes and link to each other with pitch reclaimed materials storage device, just one side of hot melt rabbling mechanism still is provided with air purifier through the blast pipe connection, and the pitch waste material in the old and useless hopper of pitch gets into drying device in the back, and the processing of drying is dried, and the pitch waste material after the stoving promotes through material hoist mechanism and carries in the hot melt rabbling mechanism, realizes hot melt and even stirring to the pitch waste material through hot melt rabbling mechanism, and the pitch waste material after the hot melt stirring handles gets into and collects in pitch reclaimed materials storage device.)

1. The used material collecting device for the thermal regeneration of the asphalt pavement is characterized by comprising an asphalt waste hopper (100), wherein a discharge hole of the asphalt waste hopper (100) is connected with a feed inlet of a drying device (200), a discharge hole of the drying device (200) is connected with the bottom end of a material lifting mechanism (300), and the top end of the material lifting mechanism (300) is connected with a feed port (402) of a hot-melting stirring mechanism (400); the hot-melt stirring mechanism (400) comprises a discharge pipe (415) connected with a reclaimed asphalt storage device (600), and one side of the hot-melt stirring mechanism (400) is also connected with an air purifier (500) through an exhaust pipe (501);

the hot-melt stirring mechanism (400) further comprises a box body (401), a supporting top plate (404) is arranged at the top end of the box body (401), the feeding port (402) is arranged on one side of the supporting top plate (404), and the discharging pipe (415) is arranged at the bottom end of the box body (401); stirring assemblies are arranged on two sides of an inner cavity of the lower part of the box body (401), and heating rods (419) are further arranged on the stirring assemblies;

the stirring assembly comprises a rotating shaft (420) rotatably arranged on the side wall of the lower part of the box body (401), a stirring motor (413) for driving the rotating shaft (420) to rotate is installed on the outer side of the lower part of the box body (401), a supporting rod (418) is installed at the end part of the rotating shaft (420) positioned in the inner cavity of the stirring cavity (409), and the heating rod (419) is fixedly installed on the supporting rod (418);

the stirring assembly further comprises supporting cavities (421) arranged at two ends of the supporting rod (418), supporting screw rods (423) are rotatably arranged in the two supporting cavities (421), supporting screw sleeves (422) which are arranged in the supporting cavities (421) in a vertically sliding mode are sleeved on the supporting screw rods (423) in a threaded connection mode, and the top ends of the supporting screw rods (423) are further fixedly provided with operating plates (424); supporting compression rods (425) are fixedly arranged on the two supporting screw sleeves (422), positioning grooves (427) are formed in the two supporting compression rods (425), a stirring rod (426) is arranged between the two supporting compression rods (425), and two ends of the stirring rod (426) are respectively abutted against the two positioning grooves (427); and a plurality of turbulence protrusions (428) are uniformly distributed on the stirring rod (426).

2. The used material collecting device for the thermal regeneration of the asphalt pavement according to claim 1, characterized in that a rotary partition plate (405) is hermetically and rotatably arranged in an upper inner cavity of the box body (401), the rotary partition plate (405) divides the inner cavity of the box body (401) into a material distribution cavity (408) and a stirring cavity (409), and the bottom end of the feeding port (402) extends into the material distribution cavity (408).

3. The used material collecting device for the thermal regeneration of the asphalt pavement according to claim 2, characterized in that a feed opening (406) is arranged on one side of the rotary partition plate (405), and an adjusting motor (410) for driving the rotary partition plate (405) to rotate is further arranged on a side plate of the box body (401).

4. The used material collecting device for the thermal regeneration of the asphalt pavement according to claim 3, characterized in that an output shaft of the adjusting motor (410) is provided with a driving gear (411), and the lower surface of the rotary partition plate (405) is coaxially provided with an annular rack (412) meshed with the driving gear (411).

5. The used material collecting device for the thermal regeneration of the asphalt pavement according to any one of claims 2 to 4, characterized in that a hollow rotating shaft (407) is coaxially arranged in the box body (401), the hollow rotating shaft (407) coaxially penetrates through and is rotatably arranged on the rotary partition plate (405), a blowing nozzle (417) is communicated with the hollow rotating shaft (407) extending to the bottom of the stirring cavity (409), and a plurality of air distribution pipes (416) are uniformly distributed on the blowing nozzle (417).

6. The used material collecting device for the thermal regeneration of the asphalt pavement according to claim 5, wherein an air pump (403) for blowing air into the hollow rotating shaft (407) is arranged on the supporting roof (404).

7. The used material collecting device for the thermal reclamation of the asphalt pavement according to any one of claims 1 to 4, wherein a reinforcing rib (429) is further arranged between each disturbing flow protrusion (428) and the stirring rod (426).

Technical Field

The invention relates to the technical field of asphalt pavement regeneration, in particular to an old material collecting device for asphalt pavement thermal regeneration.

Background

The design service life of the asphalt road is generally 15-20 years, and the necessity of asphalt pavement regeneration is determined.

The recycled materials of the asphalt pavement contain recyclable raw materials such as mixed aggregates, old asphalt materials and the like, and if the recycled materials of the asphalt pavement are discarded, on one hand, great environmental pollution is caused; on the other hand, the available rock ore for us to mine is very limited, and we cannot mine rock ore and bitumen endlessly. Therefore, in order to save natural resources and reduce pollution, research on the technology of regenerating the asphalt pavement is needed.

With the continuous forward development of the asphalt pavement regeneration technology, more and more pavement asphalt waste recycling devices are appeared. However, most of the currently proposed road asphalt waste recycling devices are complex in structural design and high in cost, and are not beneficial to the great development and progress of enterprises to a certain extent.

Disclosure of Invention

An object of an embodiment of the present invention is to provide an old material collecting device for thermal regeneration of an asphalt pavement, so as to solve the problems mentioned in the above background art. In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:

a used material collecting device for thermal regeneration of an asphalt pavement comprises an asphalt waste hopper, wherein a discharge port of the asphalt waste hopper is connected with a feed port of a drying device, a discharge port of the drying device is connected with the bottom end of a material lifting mechanism, and the top end of the material lifting mechanism is connected with a feed port of a hot-melting stirring mechanism; the hot-melting stirring mechanism comprises a discharge pipe connected with a reclaimed asphalt storage device, and an air purifier is connected and arranged on one side of the hot-melting stirring mechanism through an exhaust pipe;

the hot melting stirring mechanism further comprises a box body, a supporting top plate is arranged at the top end of the box body, the feed opening is arranged on one side of the supporting top plate, and the discharge pipe is arranged at the bottom end of the box body; stirring assemblies are arranged on two sides of an inner cavity of the lower portion of the box body, heating rods are further arranged on the stirring assemblies, waste asphalt in the stirring cavities can be stirred by the stirring assemblies while the waste asphalt is heated by the heating rods, and the effect of hot-melt stirring is guaranteed;

the stirring assembly comprises a rotating shaft which is rotatably arranged on the side wall of the lower part of the box body, a stirring motor for driving the rotating shaft to rotate is arranged on the outer side of the lower part of the box body, a supporting rod is arranged at the end part of the rotating shaft positioned in the inner cavity of the stirring cavity, and the heating rod is fixedly arranged on the supporting rod;

the stirring assembly further comprises support cavities arranged at two ends of the support rod, a support screw rod is rotatably arranged in each of the two support cavities, a support threaded sleeve which is vertically slidably arranged in each support cavity is sleeved on each support screw rod in a threaded connection mode, and an operation panel is fixedly arranged at the top end of each support screw rod; the two supporting screw sleeves are fixedly provided with supporting pressure rods, positioning grooves are formed in the two supporting pressure rods, a stirring rod is arranged between the two supporting pressure rods, and two ends of the stirring rod are respectively abutted to the two positioning grooves; still the equipartition is provided with a plurality of vortex archs on the puddler.

As a further scheme of the embodiment of the invention: the rotary partition plate is arranged in the inner cavity of the upper portion of the box body in a sealed and rotating mode, the inner cavity of the box body is divided by the rotary partition plate to form a material distribution cavity and a stirring cavity, and the bottom end of the feeding port extends into the material distribution cavity.

As a further scheme of the embodiment of the invention: one side of the rotary partition plate is provided with a feed opening, and a side plate of the box body is further provided with an adjusting motor for driving the rotary partition plate to rotate.

As a further scheme of the embodiment of the invention: be provided with the driving gear on adjusting motor's the output shaft, the lower surface coaxial of rotating barrier be provided with the annular rack of driving gear engaged with, consequently, when utilizing adjusting motor drive rotating barrier rotatory, the old and useless pitch in the cloth intracavity passes through the feed opening and gets into the stirring intracavity, and rotatory rotating barrier makes the feed opening be circular motion, and the old and useless pitch that gets into the stirring intracavity through the feed opening this moment can evenly fall down, avoids taking place the accumulational phenomenon of material.

As a further scheme of the embodiment of the invention: the coaxial cavity pivot that is provided with in the box, the coaxial rotation that runs through of cavity pivot is located on the rotatory baffle, extend to the intercommunication is provided with the blowing nozzle in the cavity pivot of stirring chamber bottom, still the equipartition is provided with a plurality of gas distribution pipes on the blowing nozzle.

As a further scheme of the embodiment of the invention: the air pump used for blowing air into the hollow rotating shaft is arranged on the supporting top plate, so that when the air pump is used for blowing air into the hollow rotating shaft, the effect of hot-melting and stirring the waste asphalt can be further improved through bubbles blown out from the air distribution pipe.

As a further scheme of the embodiment of the invention: each the vortex is protruding with still be provided with the strengthening rib between the puddler to improve the stability of being connected between vortex arch and the puddler.

Compared with the prior art, in the used material collecting device provided by the embodiment of the invention, the asphalt waste of the pavement is added into the asphalt waste hopper in advance, the asphalt waste in the asphalt waste hopper enters the drying device and then is dried, the dried asphalt waste is lifted by the material lifting mechanism and conveyed into the hot-melting stirring mechanism, the hot-melting and uniform stirring of the asphalt waste is realized by the hot-melting stirring mechanism, the asphalt waste after the hot-melting stirring treatment enters and is collected in the asphalt reclaimed material storage device, and the waste gas generated in the hot-melting stirring process of the asphalt waste is absorbed and purified by the air purifier; in the stirring assembly provided by the embodiment of the invention, the operation panel drives the supporting screw rod to rotate, so that the position of the supporting screw sleeve can be adjusted according to the rotating direction of the supporting screw rod, the two supporting pressure rods are close to each other, the stirring rod is installed and fixed, when the stirring motor is used for driving the supporting rod to rotate, waste asphalt in the stirring cavity can be stirred by the stirring rod, the stirring rod is matched with the turbulence protrusions, the stirring effect can be further improved, and the heating rod is used for carrying out hot melting processing on the waste asphalt.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

Fig. 1 is a schematic structural diagram of an old material collecting device for thermal regeneration of an asphalt pavement according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a hot-melt stirring mechanism in an old material collecting device for thermal regeneration of an asphalt pavement according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of an agitating component in an old material collecting device for thermal regeneration of an asphalt pavement according to an embodiment of the present invention.

Fig. 4 is a partial three-dimensional structural view of a stirring assembly in an old material collecting device for thermal regeneration of an asphalt pavement according to an embodiment of the present invention.

In the figure: 100-an asphalt waste hopper, 200-a drying device, 300-a material lifting mechanism, 400-a hot-melting stirring mechanism, 500-an air purifier and 600-an asphalt reclaimed material storage device; 501, an exhaust pipe; 401-box body, 402-feeding port, 403-air pump, 404-supporting top plate, 405-rotary clapboard, 406-discharging port, 407-hollow rotating shaft, 408-material distribution chamber, 409-stirring chamber, 410-adjusting motor, 411-driving gear, 412-annular rack, 413-stirring motor, 414-supporting leg, 415-discharging pipe, 416-air distribution pipe, 417-air blowing nozzle, 418-supporting rod, 419-heating rod, 420-rotating shaft, 421-supporting chamber, 422-supporting screw sleeve, 423-supporting screw rod, 424-operating panel, 425-supporting pressure rod, 426-stirring rod, 427-positioning groove, 428-burbling bulge, 429-reinforcing rib.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.