CN114029321A

CN114029321A - Waste asphalt recycling and regenerating system

Info

Publication number: CN114029321A
Application number: CN202111182430.6A
Authority: CN
Inventors: 肖芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-02-11

Abstract

The invention discloses a waste asphalt recycling and regenerating system which comprises a machine body shell, wherein a first feeding cavity with an upward opening is arranged in the machine body shell, a crushing cavity is arranged below the first feeding cavity, the crushing cavity is connected with the first feeding cavity through a first channel, a first electronic gate is arranged on the first channel, crushing wheels which are symmetrical in left and right positions and can be matched with each other to crush waste asphalt are arranged in the crushing cavity, and a crushing assembly for driving the crushing wheels to rotate is arranged on the rear wall of the crushing cavity; the crushing wheel provided by the invention can rotate under the driving of the second motor to crush the waste asphalt falling into the crushing cavity into small blocks with different sizes, so that the waste asphalt is processed into small blocks with different sizes, and the sieve plate can rapidly reciprocate under the driving of the third motor to separate and screen the waste asphalt falling onto the upper surface of the sieve plate through shaking.

Description

Waste asphalt recycling and regenerating system

Technical Field

The invention relates to the technical field of asphalt recovery, in particular to a waste asphalt recovery and regeneration system.

Background

At present, various roads in China are basically asphalt roads, asphalt pavement materials are formed by stirring and mixing molten asphalt and stones with certain sizes, and then the asphalt roads are compacted, the asphalt roads have certain service lives, and after the asphalt roads are used for a certain period of time, the asphalt roads need to be maintained or re-paved, so that waste materials of the generated old asphalt concrete roads need to be treated.

The treatment mode in the prior art generally comprises the steps of smashing waste asphalt, directly mixing the smashed waste asphalt with new stone, paving a road, wherein a large amount of stone powder and fine slag are generated when the waste asphalt is smashed again, the impurities are not beneficial to wrapping stone materials by the new asphalt, the waste asphalt is aged, the problem of aging of the waste asphalt cannot be solved when the waste asphalt is directly wrapped again, the newly paved road surface is rapidly failed and damaged, and the great waste of resources is caused.

Disclosure of Invention

The invention aims to provide a waste asphalt recycling system, which is used for overcoming the defects in the prior art.

The waste asphalt recycling and regenerating system comprises a machine body shell, wherein a first feeding cavity with an upward opening is arranged in the machine body shell, a crushing cavity is arranged below the first feeding cavity, the crushing cavity is connected with the first feeding cavity through a first channel, a first electronic gate is arranged on the first channel, crushing wheels which are symmetrical in left and right positions and can mutually match with each other to crush waste asphalt are arranged in the crushing cavity, a crushing assembly for driving the crushing wheels to rotate is arranged on the rear wall of the crushing cavity, a screening cavity is arranged below the crushing cavity, a first limiting chute is communicated and arranged on the right side of the screening cavity, second limiting chutes which are symmetrical in position are arranged on the front and rear side walls of the screening cavity, the second limiting chutes extend into the first limiting chutes, a screen plate which is connected in a sliding manner is arranged between the second limiting chutes, and a plurality of screen holes which penetrate through the upper surface and the lower surface of the screen plate are arranged in the screen plate, be equipped with control in the first spacing spout the vibrations subassembly that the sieve removed, screening chamber below is equipped with regeneration chamber, regeneration chamber with the screening chamber is connected through the chamber of gathering materials, install second electronic gate on the chamber of gathering materials, regeneration intracavity is equipped with the regeneration subassembly that can preheat old and useless pitch and make old and useless pitch regeneration, regeneration subassembly including set up in regeneration intracavity's mixing box, be equipped with in the mixing box and run through mixing box left and right surfaces's mixing chamber, be equipped with in the mixing box about mixing box upper and lower position symmetry's first hot plate, the chamber of gathering materials extends to in the mixing chamber, regeneration chamber below is equipped with the stirring chamber, the stirring chamber with regeneration chamber is linked together through the second passageway, the stirring intracavity is equipped with the stirring subassembly that can stir the object.

Like this, the old and useless pitch in the mixing chamber just can be heated to the first hot plate that is equipped with, for the regeneration reaction provides the reaction temperature of needs, makes the reaction effect better.

According to the technical scheme, the crushing assembly comprises a second motor installed in the rear wall of the crushing cavity, a second transmission shaft connected with the front wall of the crushing cavity in a rotating mode is installed on the front end face of the second motor, and the second transmission shaft is fixedly connected with the crushing wheel.

Like this, the broken wheel that is equipped with just can rotate under the drive of second motor and all break into the fritter of size about with the old and useless pitch that falls into broken intracavity, plays the effect of processing into the fritter of size about with old and useless pitch.

Further technical scheme, the vibrations subassembly including install in third motor in the wall behind the first spacing spout, the terminal surface install before the third motor with the third transmission shaft of first spacing spout antetheca rotation connection, the eccentric wheel has set firmly on the third transmission shaft, it is equipped with first spacing slider to slide in the first spacing spout, be equipped with in the first spacing slider and run through the third spacing spout of first spacing slider front and back surface, the third spacing spout with eccentric wheel sliding connection, first spacing slider left wall with the sieve right side wall is connected through the connecting rod.

Like this, the sieve that is equipped with just can be under the drive of third motor quick reciprocating motion, play the old and useless pitch that will drop at the sieve upper surface and carry out the effect that separates the screening through the shake.

According to the technical scheme, a first motor is installed in the left wall of the regeneration cavity, a first transmission shaft connected with the right wall of the regeneration cavity in a rotating mode is installed on the right end face of the first motor, a first water pipe externally connected with an asphalt regenerant source is arranged in the first transmission shaft, a nozzle penetrating through the surface of the first transmission shaft is arranged on the side wall of the first water pipe, the surface of the first transmission shaft is connected with the surface of the mixing cavity through a support, and a packing auger is fixedly arranged between the supports.

Therefore, the arranged nozzle can spray the asphalt regenerant on the waste asphalt in the mixing cavity, and the auger can uniformly stir the waste asphalt sprayed with the asphalt regenerant under the driving of the first motor, so that the asphalt regenerant and the waste asphalt are fully reacted.

According to the technical scheme, the stirring assembly comprises a fourth motor installed in the bottom wall of the stirring cavity, the upper end face of the fourth motor is provided with a mixing cavity connected with the top wall of the stirring cavity in a rotating mode, the mixing cavity is fixedly provided with a plurality of stirring blades, and the stirring cavity is internally provided with second heating plates symmetrical to the left and right of the mixing cavity.

Like this, the stirring paddle leaf that is equipped with just can rotate the object of stirring intracavity under the drive of fourth motor, makes the object intensive mixing of stirring intracavity mix, and the second hot plate can heat new and old pitch material, lets pitch keep good mobility, makes the stirring mix more smoothly.

According to a further technical scheme, an air purifier is installed in the top wall of the machine body shell, and the air purifier is communicated with the stirring cavity through a third channel.

Therefore, waste gas generated in production can be discharged after the air purifier is treated, and the effects of protecting the environment and the health of workers are achieved.

According to the technical scheme, a waste bin is arranged in the bottom wall of the screening cavity, a waste cavity with an upward opening is formed in the waste bin, a second feeding cavity with an upward opening is formed in the upper portion of the stirring cavity, the second feeding cavity is connected with the stirring cavity through a fourth channel, a third electronic gate is installed on the fourth channel, a discharging cavity penetrating through the bottom surface of the machine shell is formed in the bottom wall of the stirring cavity, a fourth electronic gate is installed on the discharging cavity, and support legs arranged in a rectangular mode are fixedly arranged on the bottom wall of the machine shell.

Like this, the third electronic gate that is equipped with can control the second and throw the volume of expecting the new pitch material whereabouts of intracavity, and the fourth electronic gate that is equipped with enables stirring chamber and external world and switches on, makes the discharge of the pitch material that the stirring intracavity is mixed.

The invention has the beneficial effects that:

firstly, the crushing wheel provided by the invention can rotate under the driving of the second motor to crush the waste asphalt falling into the crushing cavity into small blocks with almost the same size, so that the effect of processing the waste asphalt into small blocks with almost the same size is achieved, and the sieve plate can rapidly reciprocate under the driving of the third motor, so that the effect of separating and screening the waste asphalt falling onto the upper surface of the sieve plate through shaking is achieved.

Secondly, the nozzle provided by the invention can spray the asphalt regenerant on the waste asphalt in the mixing cavity, the auger can uniformly stir the waste asphalt sprayed with the asphalt regenerant under the driving of the first motor, so that the asphalt regenerant and the waste asphalt are fully reacted, and the first heating plate can heat the waste asphalt in the mixing cavity, so that the required reaction temperature is provided for the regeneration reaction, and the reaction effect is better.

Thirdly, the stirring paddle blade can rotate and stir objects in the stirring cavity under the driving of the fourth motor, so that the objects in the stirring cavity are fully stirred and mixed, the second heating plate can heat new and old asphalt materials, the asphalt keeps good fluidity, the stirring and mixing are smoother, waste gas generated in production can be discharged after being treated by the air purifier, and the effects of protecting the environment and the health of workers are achieved.

Drawings

FIG. 1 is a schematic view of the appearance of a waste asphalt recycling system according to the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 taken at A-A in accordance with the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 at B-B in accordance with the present invention;

FIG. 4 is a schematic structural view of the shock assembly of FIG. 2 according to the present invention;

FIG. 5 is a schematic view of the structure of FIG. 4 at C-C in accordance with the present invention;

FIG. 6 is a schematic diagram of the regeneration assembly of FIG. 4 according to the present invention;

fig. 7 is a schematic structural view of the stirring assembly of fig. 4 according to the present invention.

Detailed Description

For purposes of making the objects and advantages of the present invention more apparent, the following detailed description of the invention, taken in conjunction with the examples, should be understood that the following text is only intended to describe one scrap asphalt recycling system or several specific embodiments of the invention, and not to strictly limit the scope of the invention as specifically claimed, as used herein, the terms upper, lower, left and right are not limited to strict geometric definitions thereof, but rather include tolerances for reasonable and inconsistent machining or human error, the specific features of which are set forth in detail below:

referring to fig. 1 to 7, a waste asphalt recycling and regenerating system according to an embodiment of the present invention includes a machine body shell 11, a first feeding cavity 19 with an upward opening is provided in the machine body shell 11, a crushing cavity 13 is provided below the first feeding cavity 19, the crushing cavity 13 is connected to the first feeding cavity 19 through a first channel 20, a first electronic gate 21 is installed on the first channel 20, crushing wheels 12 which are symmetrical in left and right positions and can mutually cooperate to crush waste asphalt are provided in the crushing cavity 13, a crushing assembly 58 for driving the crushing wheels 12 to rotate is provided on a rear wall of the crushing cavity 13, a screening cavity 14 is provided below the crushing cavity 13, a first limiting chute 40 is provided in communication with the right of the screening cavity 14, a second limiting chute 32 with a symmetrical position is provided on a front and rear side wall of the screening cavity 14, the second limiting chute 32 extends into the first limiting chute 40, be equipped with sliding connection's sieve 33 between the spacing spout 32 of second, be equipped with a plurality of sieve meshes 34 that run through the upper and lower surface of sieve 33 in the sieve 33, be equipped with control in the first spacing spout 40 the vibrations subassembly 59 that sieve 33 removed, screening chamber 14 below is equipped with regeneration chamber 17, regeneration chamber 17 with screening chamber 14 is connected through collection chamber 15, install second electronic gate 44 on the collection chamber 15, be equipped with in the regeneration chamber 17 and preheat the old and useless pitch and make the regenerated regeneration subassembly 60 of old and useless pitch, regeneration subassembly 60 is including setting up in the mixing box 46 in the regeneration chamber 17, be equipped with in the mixing box 46 and run through mixing chamber 57 of mixing box 46 left and right surfaces, be equipped with in the mixing box 46 about the symmetry of mixing chamber 57 upper and lower position's first hot plate 47, collection chamber 15 extends to in the mixing chamber 57, a stirring cavity 28 is arranged below the regeneration cavity 17, the stirring cavity 28 is communicated with the regeneration cavity 17 through a second channel 49, and a stirring component 61 capable of stirring objects is arranged in the stirring cavity 28.

Advantageously or exemplarily, the crushing assembly 58 comprises a second motor 31 mounted in the rear wall of the crushing chamber 13, a second transmission shaft 30 rotatably connected to the front wall of the crushing chamber 13 is mounted on the front end surface of the second motor 31, the second transmission shaft 30 is fixedly connected to the crushing wheel 12, and when the second motor 31 is started, the second motor 31 drives the crushing wheel 12 to rotate through the second transmission shaft 30.

Advantageously or by way of example, said shock assembly 59 comprises a third motor 43 mounted in the rear wall of said first limiting chute 40, a third transmission shaft 41 which is rotatably connected with the front wall of the first limiting chute 40 is arranged on the front end surface of the third motor 43, an eccentric wheel 42 is fixedly arranged on the third transmission shaft 41, a first limit sliding block 38 is arranged in the first limit sliding groove 40 in a sliding manner, a third limiting sliding groove 39 penetrating through the front surface and the rear surface of the first limiting sliding block 38 is arranged in the first limiting sliding block 38, the third limit sliding chute 39 is connected with the eccentric wheel 42 in a sliding way, the left wall of the first limit sliding block 38 is connected with the right wall of the sieve plate 33 through a connecting rod 37, when the third motor 43 is started, the third motor 43 drives the eccentric wheel 42 to rotate through the third transmission shaft 41, the eccentric wheel 42 drives the first limit sliding block 38 to move, and the first limit sliding block 38 drives the sieve plate 33 to move through the connecting rod 37.

Beneficially or exemplarily, a first motor 16 is installed in the left wall of the regeneration cavity 17, a first transmission shaft 45 rotatably connected with the right wall of the regeneration cavity 17 is installed at the right end face of the first motor 16, a first water pipe 52 externally connected with an asphalt regenerant source is installed in the first transmission shaft 45, a nozzle 50 penetrating through the surface of the first transmission shaft 45 is arranged on the side wall of the first water pipe 52, the surface of the first transmission shaft 45 is connected with the surface of the mixing cavity 57 through a support 51, an auger 48 is fixedly arranged between the support 51, when the first motor 16 is started, the first motor 16 drives the mixing box 46 to rotate through the first transmission shaft 45, and the nozzle 50 sprays the asphalt regenerant on the waste asphalt in the mixing cavity 57.

Beneficially or exemplarily, the stirring assembly 61 includes a fourth motor 54 installed in the bottom wall of the stirring chamber 28, a mixing chamber 57 rotatably connected to the top wall of the stirring chamber 28 is installed on an upper end surface of the fourth motor 54, a plurality of stirring blades 53 are fixedly installed on the mixing chamber 57, a second heating plate 29 symmetrical to the left and right of the mixing chamber 57 is installed in the stirring chamber 28, when the fourth motor 54 is started, the fourth motor 54 drives the stirring blades 53 to rotate through a fourth transmission shaft 35 of the fourth transmission shaft 35, and the second heating plate 29 is started to heat and insulate the asphalt material in the stirring chamber 28.

Advantageously or exemplarily, an air cleaner 22 is installed in the top wall of the housing 11, and the air cleaner 22 is in communication with the agitation chamber 28 through a third channel 23, so that when the air cleaner 22 is activated, exhaust gas generated during production in the agitation chamber 28 and the regeneration chamber 17 can be cleaned and discharged.

Beneficially or exemplarily, a waste bin 18 is disposed in the bottom wall of the screening chamber 14, a waste chamber 36 with an upward opening is disposed in the waste bin 18, a second feeding chamber 24 with an upward opening is disposed above the stirring chamber 28, the second feeding chamber 24 is connected to the stirring chamber 28 through a fourth channel 26, a third electronic gate 25 is mounted on the fourth channel 26, a discharging chamber 55 penetrating through the bottom surface of the machine housing 11 is disposed in the bottom wall of the stirring chamber 28, a fourth electronic gate 56 is mounted on the discharging chamber 55, and the machine housing 11 is fixedly provided with support legs 27 in a rectangular arrangement at the bottom wall thereof, and when the third electronic gate 25 is activated, the third electronic gate 25 can control the component and the speed of new asphalt material in the second feeding chamber 24 falling into the stirring chamber 28.

The invention relates to a waste asphalt recycling system, which comprises the following working procedures:

when waste asphalt needs to be recycled, the waste asphalt is put into the first feeding cavity 19, then the first electronic gate 21 is started to enable the first feeding cavity 19 and the crushing cavity 13 to be communicated, the falling amount of the waste asphalt in the first feeding cavity 19 is controlled, then the second motor 31 is started, the second motor 31 drives the crushing wheel 12 to rotate to crush the falling waste asphalt into small fragments to fall on the sieve plate 33, then the third motor 43 is started, the third motor 43 drives the sieve plate 33 to rapidly reciprocate, objects falling on the upper surface of the sieve plate 33 are separated through shaking, the small fragments and powder are removed through vibration screening, then the qualified waste asphalt blocks are dropped into the collecting cavity 15, then the second electronic gate 44 is started to control the amount of the waste asphalt blocks falling into the mixing cavity 57, then the first motor 16 is started, the first motor 16 drives the mixing box 46 to rotate, meanwhile, the nozzle 50 sprays asphalt regenerant on the waste asphalt in the mixing chamber 57, the first heating plate 47 provides a required reaction temperature for reaction, so that the aged asphalt is better regenerated, the reacted regenerated asphalt falls into the stirring chamber 28 from the right side of the mixing box 46, the third electronic gate 25 is started at the same time, the second feeding chamber 24 is communicated with the stirring chamber 28, so that new asphalt in the second feeding chamber 24 enters the stirring chamber 28, then the fourth motor 54 is started, the fourth motor 54 drives the stirring paddle 53 to rotate, the second heating plate 29 is started to heat and insulate the asphalt in the stirring chamber 28, the air purifier 22 is started at the same time, the regeneration chamber 17 and the stirring chamber 28 are stirred and reacted, so that the generated waste gas is discharged after being filtered, the fourth electronic gate 56 is started after being stirred and mixed, the stirring chamber 28 is communicated with the outside, so that the mixed asphalt in the stirring chamber 28 is discharged, and the recycling of the waste asphalt is completed.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims

1. The utility model provides a regeneration system is retrieved to old and useless pitch, includes engine body shell (11), its characterized in that: the machine body shell (11) is internally provided with a first feeding cavity (19) with an upward opening, a crushing cavity (13) is arranged below the first feeding cavity (19), the crushing cavity (13) is connected with the first feeding cavity (19) through a first channel (20), a first electronic gate (21) is installed on the first channel (20), crushing wheels (12) which are symmetrical in left and right positions and can be matched with each other to crush waste asphalt are arranged in the crushing cavity (13), a crushing assembly (58) for driving the crushing wheels (12) to rotate is arranged on the rear wall of the crushing cavity (13), a screening cavity (14) is arranged below the crushing cavity (13), a first limiting sliding groove (40) is communicated with the right of the screening cavity (14), second limiting sliding grooves (32) which are symmetrical in position are arranged on the front and rear side walls of the screening cavity (14), and the second limiting sliding grooves (32) extend into the first limiting sliding grooves (40), be equipped with sliding connection's sieve board (33) between second spacing spout (32), be equipped with a plurality of sieve meshes (34) that run through surface about sieve board (33) in sieve board (33), be equipped with control in first spacing spout (40) vibrations subassembly (59) that sieve board (33) removed, screening chamber (14) below is equipped with regeneration chamber (17), regeneration chamber (17) with screening chamber (14) are connected through collection chamber (15), install second electronic gate (44) on collection chamber (15), be equipped with regeneration subassembly (60) that can preheat old and useless pitch and make old and useless pitch regeneration in regeneration chamber (17), regeneration subassembly (60) including set up in the mixing box (46) in regeneration chamber (17), be equipped with in mixing box (46) and run through mixing chamber (57) of surface about mixing box (46), be equipped with in mixing box (46) about the symmetry's of position about mixing chamber (57) first hot plate (47), collecting chamber (15) extend to in mixing chamber (57), regeneration chamber (17) below is equipped with stirring chamber (28), stirring chamber (28) with regeneration chamber (17) are linked together through second passageway (49), be equipped with stirring subassembly (61) that can stir the object in stirring chamber (28).

2. The waste asphalt recycling system according to claim 1, characterized in that: broken subassembly (58) including install in second motor (31) in broken chamber (13) back wall, the terminal surface install before second motor (31) with second transmission shaft (30) of broken chamber (13) antetheca swivelling joint, second transmission shaft (30) with broken wheel (12) fixed connection.

3. The waste asphalt recycling system according to claim 1, characterized in that: vibrations subassembly (59) including install in third motor (43) in first spacing spout (40) back wall, terminal surface install before third motor (43) with first spacing spout (40) antetheca rotates third transmission shaft (41) of connecting, eccentric wheel (42) have set firmly on third transmission shaft (41), it is equipped with first spacing slider (38) to slide in first spacing spout (40), be equipped with in first spacing slider (38) and run through third spacing spout (39) of surface around first spacing slider (38), third spacing spout (39) with eccentric wheel (42) sliding connection, first spacing slider (38) left wall with sieve (33) right wall is connected through connecting rod (37).

4. The waste asphalt recycling system according to claim 1, characterized in that: install first motor (16) in regeneration chamber (17) left wall, first motor (16) right-hand member face install with regeneration chamber (17) right side wall rotates first transmission shaft (45) of connecting, be equipped with first water pipe (52) in first transmission shaft (45) of external pitch regenerant source, first water pipe (52) lateral wall is equipped with and runs through nozzle (50) on first transmission shaft (45) surface, first transmission shaft (45) surface with mix chamber (57) surface and be connected through support (51), auger (48) has set firmly between support (51).

5. The waste asphalt recycling system according to claim 1, characterized in that: stirring subassembly (61) including install in fourth motor (54) in stirring chamber (28) diapire, fourth motor (54) up end install with stirring chamber (28) roof rotates mixing chamber (57) of connecting, a plurality of stirring paddle leaf (53) have set firmly on mixing chamber (57), be equipped with in stirring chamber (28) about the second hot plate (29) of mixing chamber (57) left and right position symmetry.

6. The waste asphalt recycling system according to claim 1, characterized in that: an air purifier (22) is installed in the top wall of the machine body shell (11), and the air purifier (22) is communicated with the stirring cavity (28) through a third channel (23).

7. The waste asphalt recycling system according to claim 1, characterized in that: the screening chamber (14) is internally provided with a waste box (18) in the bottom wall, the waste box (18) is internally provided with a waste cavity (36) with an upward opening, a second feeding cavity (24) with an upward opening is arranged above the stirring cavity (28), the second feeding cavity (24) is connected with the stirring cavity (28) through a fourth channel (26), a third electronic gate (25) is installed on the fourth channel (26), the bottom wall of the stirring cavity (28) is provided with a discharging cavity (55) which runs through the bottom surface of the machine body shell (11), a fourth electronic gate (56) is installed on the discharging cavity (55), and the bottom wall of the machine body shell (11) is fixedly provided with support legs (27) which are arranged in a rectangular shape.