CN112900194A

CN112900194A - Waste asphalt recycling system and process

Info

Publication number: CN112900194A
Application number: CN202110049470.7A
Authority: CN
Inventors: 万伟
Original assignee: Nanjing Changheng Taida Information Technology Co ltd
Current assignee: Guangdong Jiaogong New Material Technology Co Ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-06-04
Anticipated expiration: 2041-01-14
Also published as: CN112900194B

Abstract

The invention discloses a waste asphalt recycling and regenerating system and a process thereof in the technical field of asphalt recycling, and the waste asphalt recycling and regenerating system comprises a base, wherein the top of the base is fixedly connected with a heating bin, the bottom of the heating bin is provided with four blanking ports, the top of the base is fixedly connected with a motor base, the top of the motor base is fixedly connected with a motor, the output end of the motor is fixedly connected with a lifting gear, the outer side of the lifting gear is provided with an elliptic chute, the inner wall of the elliptic chute is connected with a first slide bar in a rolling manner, and the two first slide bars are connected; through setting up the lifter, the rotatory individual lifter of link that drives of lifting gear reciprocates in step, and the lifter on the one hand moves upwards, will block away at the stone top of blanking mouth, avoids the stone to plug up the blanking mouth and influences the pitch and flow, and on the other hand lifter reciprocates in the blanking mouth, stirs pitch in to the heated warehouses, helps pitch to drip in the heated warehouses.

Description

Waste asphalt recycling system and process

Technical Field

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

Background

After the asphalt road is broken, the broken blocks are collected and heated, the asphalt is melted by heat and separated from the stone blocks, and after the asphalt is separated from the stone blocks, the regenerant is added into the asphalt, so that the asphalt can be used as the raw material for paving the asphalt road again.

In the invention case of a waste asphalt recycling and regenerating system and a process thereof disclosed in the prior art, a chinese patent with the patent application number of CN201610510690.4 is invented, and a recycled asphalt heating device comprises: the cylinder, the cylinder has feed end and discharge end, and the heater is connected with the feed end for to pouring into high-temperature gas in the cylinder, and wind-guiding reflux unit, wind-guiding reflux unit set up on the discharge end of cylinder, be used for through the outer wall of the gaseous heating discharge end of discharge end outflow.

The asphalt road fragments that will retrieve heat and make pitch melt and become the fluid, pass through the old pitch that the hole separation obtained reuse with liquid pitch, and the stone that is mingled with when the pitch separation can block in the hole, influences the pitch drippage, leads to the pitch separation slow, and long-term not handling can lead to the hole to block up, leads to pitch recovery separator inefficacy.

Based on the above, the invention designs a waste asphalt recycling system and a waste asphalt recycling process, so as to solve the problems.

Disclosure of Invention

The invention aims to provide a waste asphalt recycling and regenerating system and a process thereof, and aims to solve the problems that in the background technology, recycled asphalt road fragments are heated to melt asphalt into fluid, liquid asphalt is separated through holes to obtain reusable waste asphalt, stones mixed in the asphalt can be clamped in the holes during the asphalt separation, asphalt dripping is influenced, the asphalt separation is too slow, the holes can be blocked due to long-term non-treatment, and the asphalt recycling and separating device fails.

In order to achieve the purpose, the invention provides the following technical scheme: a waste asphalt recycling and regenerating system comprises a base, wherein a heating bin is fixedly connected to the top of the base, four blanking ports are formed in the bottom of the heating bin, motor bases which are bilaterally and symmetrically distributed are fixedly connected to the top of the base, a motor is fixedly connected to the top of each motor base, a lifting gear is fixedly connected to the output end of each motor, an elliptical sliding groove is formed in the outer side of each lifting gear, first sliding rods are connected to the inner wall of each elliptical sliding groove in a rolling mode, two first sliding rods are connected with a connecting frame in a rotating mode, lifting rods are connected to four corners of each connecting frame in a rotating mode, the lifting rods synchronously move up and down along with the connecting frames in the;

when the asphalt recycling and regenerating system works, the asphalt road fragments are put into the heating bin, the heating bin is started, asphalt is melted by heat in the heating bin and drips along the blanking port, the asphalt flows to drive the stones in the heating bin to move, the stones are clamped at the blanking port to influence the dripping of the asphalt, the motors are started, the lifting gears drive the connecting frames to move up and down along the oval sliding grooves through the first sliding rods, the connecting frames drive the lifting rods to synchronously move up and down, and the lifting rods move upwards, the stone jack-up that will block, avoid plugging up the drippage that the blanking mouth influences pitch, the filter plate that the blanking mouth bottom set up filters the tiny stone that is mingled with in with pitch, the pitch purity of avoiding obtaining is unqualified, through setting up the lifter, the rotatory link that drives of elevating gear reciprocates with the lifter in step, the lifter up-shifting on the one hand, go away on the one hand with blocking the stone top at the blanking mouth, avoid the stone to plug up the blanking mouth and influence the pitch flow, on the other hand lifter reciprocates in the blanking mouth, pitch stirs in the heated warehouses, make heat transfer between pitch, it is faster to make pitch melt, it drips more fast to help pitch in the heated warehouses.

As a further scheme of the invention, the lifting rod is provided with a first cavity, the inner wall of the first cavity is fixedly connected with a rotating shaft, the surface of the rotating shaft is rotatably connected with turnover rods which are symmetrically distributed leftwards and rightwards, the bottom of each turnover rod is provided with a turnover chute, the inner wall of the turnover chute is rotatably connected with a second slide rod, the surface of the second slide rod is rotatably connected with a telescopic rod, the telescopic rod penetrates through the lifting rod to be in contact with the inner wall of the blanking port, the axes of the two telescopic rods are symmetrically distributed, the outer side of each telescopic rod is fixedly connected with a spring seat, a return spring is jointly and fixedly connected between the spring seat and the inner wall of the first cavity, at the moment, the return spring is stretched, the; the during operation, along with the lifter rebound, leave the blanking mouth when the telescopic link, by tensile reset spring resilience, drive the telescopic link and outwards remove, the telescopic link passes through the second slide bar and drives the trip bar rotation, the trip bar drives trip plate synchronous motion, the trip plate is dialled to both sides and is opened, the stone with the lifter jack-up promotes to both sides, avoid the stone to continue to block to the blanking mouth, through setting up the trip plate, the lifter rebound, under reset spring effect, the telescopic link drives trip bar and dials the board upset, dial the stone of board with the jack-up on the one hand and promote to both sides, prevent that the stone from blockking up the blanking mouth once more, influence the drippage of pitch, on the other hand dials the board upset and stirs pitch, accelerate pitch to melt, make things convenient for pitch to drip along the blanking.

As a further scheme of the invention, the left side and the right side of the turnover rod are fixedly connected with telescopic sealing covers, and the other ends of the telescopic sealing covers are fixedly connected with the top of the turnover rod; during operation, flexible sealed lid rotates along with the rotation of upset pole and stretches out and draws back, covers the space in the middle of upset pole and the lifter, avoids when the upset pole rotates, and pitch flows into first cavity, influences reset spring's normal work, leads to the unable normal rotation of stirring board.

As a further scheme of the invention, the outer wall of the lifting rod is fixedly connected with a rotating ring, and the rotating ring is in threaded connection with the blanking port; the during operation, the lifter drives rotatory ring and reciprocates in step, rotatory ring and blanking mouth threaded connection to make rotatory ring rotatory along the blanking mouth, rotatory ring drives the lifter synchronous revolution, thereby makes the stirring board rotate along with the lifter, stirs pitch, and pitch flow accelerates, makes the pitch drip.

As a further scheme of the invention, the inner wall of the heating bin is slidably connected with a pressurizing plate, the top of the pressurizing plate is fixedly connected with a T-shaped frame, two sides of the T-shaped frame are both fixedly connected with lifting racks, and the lifting racks are mutually meshed with lifting gears on the same side; the during operation, the lifting gear is rotatory, drives the lifting rack downstream of meshing, and two lifting racks promote the pressure plate downstream through T shape frame to make the increase of airflow pressure in the heated warehouses, the air current can be through the blanking mouth, makes pitch and stone rock on the one hand, and the abundant contact heat of being convenient for makes pitch and stone break away from, and on the other hand makes the speed that the pitch that melts flows to the blanking mouth for the drippage of pitch.

As a further scheme of the invention, the bottom of the heating bin is fixedly connected with a plurality of knocking bases, the knocking bases are distributed around a connecting frame, the knocking bases are rotatably connected with knocking shafts, one side of each knocking base is fixedly connected with a reset ring, the inner walls of the reset rings and the surfaces of the knocking shafts are jointly and fixedly connected with reset elastic pieces, the surfaces of the knocking shafts are fixedly connected with knocking hammers, the knocking shafts are mutually contacted with the bottom of the heating bin, the surfaces of the knocking shafts are rotatably connected with one-way bearings, the surfaces of the one-way bearings are fixedly connected with knocking gears, the connecting frame is fixedly connected with knocking racks corresponding to the positions of the knocking gears, and the knocking racks are mutually meshed with the knocking gears; the during operation, the link rebound, thereby drive and strike hammer facial features, strike near the feed opening and strike near through a plurality of hammers, the side vibrates to pitch in the hot-water storage bin, impel the flow of pitch in the feed opening, improve the speed of dripping of pitch.

A waste asphalt recycling and regenerating process comprises the following specific steps:

the method comprises the following steps: pouring the collected asphalt road fragments into a heating bin;

step two: starting the heating bin to heat the asphalt, enabling the melted asphalt to flow out along the blanking port, enabling the motor to drive the lifting gear to rotate, enabling the lifting gear to drive the connecting frame to move up and down along the oval sliding groove through the first sliding rod, enabling the lifting rod to dredge the blanking port continuously, avoiding the stone from blocking the blanking port, and synchronously driving the pressurizing plate to move downwards to enable the asphalt in the heating bin to flow out;

step three: and collecting and utilizing the asphalt falling from the blanking port.

Compared with the prior art, the invention has the beneficial effects that:

1. through setting up the lifter, the rotatory individual lifter of link that drives of lifting gear reciprocates in step, and the lifter moves upwards on the one hand, will block away at the stone top of blanking mouth, avoids the stone to plug up the blanking mouth and influences the pitch and flow, and on the other hand lifter reciprocates in the blanking mouth, stirs pitch among the hot bunker, makes heat transfer between pitch, makes pitch melt faster, helps pitch more fast drippage in the hot bunker.

2. Through setting up the stirring board, the lifter rebound, under the reset spring effect, the telescopic link drives the trip bar and stirs the board upset, stirs the board on the one hand and promotes the stone of jack-up to both sides, prevents that the stone from blockking up the blanking mouth once more, influences the drippage of pitch, and on the other hand stirs the board upset and stirs pitch for pitch melts, makes things convenient for pitch to drip along the blanking mouth.

3. Through setting up the increased pressure board, the lifting gear is rotatory, drives the lifting rack downstream of meshing, and two lifting racks promote the increased pressure board downstream through T shape frame to make pressure increase in the heated warehouses, the air current can be through the blanking mouth, makes pitch and stone rock on the one hand, and the abundant contact heat of being convenient for makes pitch and stone break away from, and on the other hand makes the speed that the pitch that melts flows to the blanking mouth for the drippage of pitch.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a process flow diagram of the present invention;

FIG. 2 is a schematic view of a first overall structure of the apparatus of the present invention;

fig. 3 is a second structural schematic diagram of the whole apparatus of the present invention (the heating chamber is cut open, and the pressure plate and the lifting rack are hidden);

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is an enlarged view of FIG. 4 at B;

FIG. 6 is a schematic diagram of the explosion of the connection of the lifting rod, the turning rod, the telescopic rod and the toggle plate in the present invention;

FIG. 7 is a schematic view of a third overall structure of the apparatus of the present invention;

FIG. 8 is an enlarged view at C of FIG. 7;

FIG. 9 is an enlarged view of FIG. 7 at D;

FIG. 10 is a schematic view showing the connection of the lifting gear, the oval sliding groove, the first sliding rod, the connecting frame and the lifting rod.

In the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a base 1, a heating bin 2, a blanking port 3, a motor base 4, a motor 5, a lifting gear 6, an elliptical sliding groove 7, a first sliding rod 8, a connecting frame 9, a lifting rod 10, a filter screen plate 11, a first cavity 12, a rotating shaft 13, a turnover rod 14, a turnover sliding groove 15, a second sliding rod 16, a telescopic rod 17, a spring seat 18, a return spring 19, a stirring plate 20, a telescopic sealing cover 21, a rotating ring 22, a pressurizing plate 23, a T-shaped frame 24, a lifting rack 25, a knocking base 26, a knocking shaft 27, a return ring 28, a return elastic sheet 29, a knocking hammer 30, a one-way bearing 31, a knocking gear 32 and a knocking rack 33.

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.

Referring to fig. 1-10, the present invention provides a technical solution: a waste asphalt recycling and regenerating system comprises a base 1, wherein the top of the base 1 is fixedly connected with a heating bin 2, the bottom of the heating bin 2 is provided with four blanking ports 3, the top of the base 1 is fixedly connected with motor bases 4 which are bilaterally symmetrically distributed, the top of each motor base 4 is fixedly connected with a motor 5, the output end of each motor 5 is fixedly connected with a lifting gear 6, the outer side of each lifting gear 6 is provided with an oval chute 7, the inner wall of each oval chute 7 is connected with a first slide bar 8 in a rolling manner, the two first slide bars 8 are jointly and rotatably connected with a connecting frame 9, four corners of each connecting frame 9 are rotatably connected with lifting rods 10, the lifting rods 10 synchronously move up and down along with the connecting frames 9 in;

when the asphalt recycling and regenerating system works, the asphalt road fragments are put into the heating bin 2, the heating bin 2 is started, asphalt in the heating bin 2 is melted by heat and drips along the blanking port 3, the asphalt flows to drive the stones in the heating bin 2 to move, the stones are blocked at the blanking port 3 to influence the dripping of the asphalt, the motor 5 is started, the motor 5 drives the lifting gear 6 to rotate, the lifting gear 6 drives the connecting frame 9 to move up and down along the elliptical sliding groove 7 through the first sliding rod 8, the connecting frame 9 drives the lifting rod 10 to synchronously move up and down, lifter 10 rebound, the stone jack-up that will block, avoid plugging up the drippage that blanking mouth 3 influences pitch, the filter plate 11 that the 3 bottoms of blanking mouth set up filters the tiny stone that is mingled with in the pitch, avoid the pitch purity that obtains unqualified, through setting up

lifter

10, 6 rotatory drive link 9 of lifting gear and lifter 10 reciprocate in step, lifter 10 rebound on the one hand, will block away on the stone top of blanking mouth 3, avoid the stone to plug up blanking mouth 3 and influence the pitch and flow, on the other hand lifter 10 reciprocates in blanking mouth 3, stir pitch in the hot silo 2, make heat transfer between pitch, it is faster to make pitch melt, help pitch in the hot silo 2 to drip more soon.

As a further scheme of the invention, a first cavity 12 is formed in a lifting rod 10, a rotating shaft 13 is fixedly connected to the inner wall of the first cavity 12, a turnover rod 14 which is bilaterally symmetrically distributed is rotatably connected to the surface of the rotating shaft 13, a turnover chute 15 is formed in the bottom of the turnover rod 14, a second slide rod 16 is rotatably connected to the inner wall of the turnover chute 15, a telescopic rod 17 is rotatably connected to the surface of the second slide rod 16, the telescopic rod 17 penetrates through the lifting rod 10 to be in contact with the inner wall of a blanking port 3, the axes of the two telescopic rods 17 are symmetrically distributed, a spring seat 18 is fixedly connected to the outer side of the telescopic rod 17, a return spring 19 is fixedly connected between the spring seat 18 and the inner wall of the first cavity 12, at the moment, the; the during operation, along with lifter 10 rebound, leave blanking mouth 3 when telescopic link 17, by tensile reset spring 19 resilience, drive telescopic link 17 and outwards remove, telescopic link 17 drives trip bar 14 through second slide bar 16 and rotates, trip bar 14 drives trip plate 20 synchronous motion, trip plate 20 is kicked open to both sides, the stone that jacks up lifter 10 promotes to both sides, avoid the stone to continue to block to blanking mouth 3, through setting up trip plate 20, lifter 10 rebound, under reset spring 19 effect, telescopic link 17 drives trip bar 14 and the upset of trip plate 20, on the one hand trip plate 20 promotes the stone that jacks up to both sides, prevent that the stone from blockking up blanking mouth 3 once more, influence the drippage of pitch, on the other hand trip plate 20 upset stirs pitch, accelerate pitch to melt, make things convenient for pitch to drip along blanking mouth 3.

As a further scheme of the invention, the left side and the right side of the turnover rod 14 are fixedly connected with telescopic sealing covers 21, and the other ends of the telescopic sealing covers 21 are fixedly connected with the top of the turnover rod 14; during operation, the retractable sealing cover 21 rotates and retracts along with the rotation of the turning rod 14, so as to cover a gap between the turning rod 14 and the lifting rod 10, and prevent asphalt from flowing into the first cavity 12 when the turning rod 14 rotates, so that the normal operation of the return spring 19 is influenced, and the poking plate 20 cannot normally rotate.

As a further scheme of the invention, the outer wall of the lifting rod 10 is fixedly connected with a rotating ring 22, and the rotating ring 22 is in threaded connection with the blanking port 3; the during operation, lifter 10 drives rotatory ring 22 and reciprocates in step, and rotatory ring 22 and blanking mouth 3 threaded connection to make rotatory ring 22 rotatory along blanking mouth 3, rotatory ring 22 drives lifter 10 synchronous revolution, thereby makes stirring board 20 rotate along with lifter 10, stirs pitch, and pitch flow accelerates makes the pitch drip.

As a further scheme of the invention, the inner wall of the heating bin 2 is connected with a pressurizing plate 23 in a sliding way, the top of the pressurizing plate 23 is fixedly connected with a T-shaped frame 24, two sides of the T-shaped frame 24 are both fixedly connected with lifting racks 25, and the lifting racks 25 are mutually meshed with the lifting gear 6 on the same side; the during operation, lifting gear 6 is rotatory, drives the lifting rack 25 downstream of meshing, and two lifting rack 25 promote the pressure plate 23 downstream through T shape frame 24 to make the increase of air pressure in heated warehouses 2, the air current can be through blanking mouth 3, makes pitch and stone rock on the one hand, and the abundant contact heat of being convenient for makes pitch and stone break away from, and on the other hand makes the speed that the pitch that melts flows to blanking mouth 3 for the dropping of pitch.

As a further scheme of the invention, the bottom of the heating chamber 2 is fixedly connected with a knocking base 26, the knocking base 26 is distributed in a plurality of numbers around a connecting frame 9, the knocking base 26 is rotatably connected with a knocking shaft 27, one side of the knocking base 26 is fixedly connected with a reset ring 28, the inner wall of the reset ring 28 and the surface of the knocking shaft 27 are fixedly connected with a reset elastic sheet 29 together, the surface of the knocking shaft 27 is fixedly connected with a knocking hammer 30, the knocking shaft 27 and the bottom of the heating chamber 2 are mutually contacted, the surface of the knocking shaft 27 is rotatably connected with a one-way bearing 31, the surface of the one-way bearing 31 is fixedly connected with a knocking gear 32, the connecting frame 9 is fixedly connected with a knocking rack 33 corresponding to the position of the; during operation, link 9 rebound, drive and strike rack 33 rebound, strike rack 33 drives and strikes gear 32 rotatory, strike gear 32 drives through the guide bearing and strikes axle 27 synchronous rotation, strike axle 27 drives and strikes axle 27 and rotate downwards, reset shell fragment 29 holds power, along with link 9 continues rebound, strike rack 33 and strike gear 32 break away from, reset shell fragment 29 kick-backs in the twinkling of an eye, drive and strike axle 27 reversal, thereby drive and strike hammer 30 and rotate upwards, strike in the twinkling of an eye to heating bunker 2 bottom, strike near blanking mouth 3 through a plurality of striking hammers 30, on the one hand vibrate to the pitch in heating bunker 2, impel breaking away from of stone and pitch, on the other hand accelerates the flow of pitch in blanking mouth 3, improve the speed of dripping of pitch.

the method comprises the following steps: pouring the collected asphalt road fragments into a heating bin 2;

step two: starting the heating bin 2 to heat the asphalt, enabling the melted asphalt to flow out along the blanking port 3, driving the lifting gear 6 to rotate by the motor 5, driving the connecting frame 9 to move up and down along the oval sliding groove 7 by the lifting gear 6 through the first sliding rod 8, continuously dredging the blanking port 3 by the lifting rod 10, preventing the blanking port 3 from being blocked by stones, and synchronously driving the pressurizing plate 23 to move downwards to enable the asphalt in the heating bin 2 to flow out;

step three: and collecting and utilizing the asphalt falling from the blanking port 3.

The working principle is as follows: this regeneration system during operation is retrieved to pitch, drop into heating bunker 2 with pitch way fragment, start heating bunker 2, pitch is met heat and melts in the heating bunker 2, drip along blanking mouth 3, the pitch flows and drives stone removal in the heating bunker 2, the stone card influences the drippage of pitch when blanking mouth 3, starter motor 5 this moment, motor 5 drives lifting gear 6 rotation, lifting gear 6 drives link 9 through first slide bar 8 and reciprocates along oval spout 7, link 9 drives lifter 10 and reciprocates in step, lifter 10 rebound, the stone jack that will block, avoid plugging up the drippage that blanking mouth 3 influences pitch, the filter plate 11 that the blanking mouth 3 bottom set up filters the tiny stone that is mingled with in the pitch, avoid the pitch purity that obtains unqualified.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a regeneration system is retrieved to old and useless pitch, includes base (1), its characterized in that: the automatic feeding device is characterized in that a heating bin (2) is fixedly connected to the top of a base (1), four blanking ports (3) are formed in the bottom of the heating bin (2), motor bases (4) which are distributed in a bilateral symmetry mode are fixedly connected to the top of the base (1), motors (5) are fixedly connected to the top of the motor bases (4), lifting gears (6) are fixedly connected to the output ends of the motors (5), oval sliding grooves (7) are formed in the outer sides of the lifting gears (6), first sliding rods (8) are connected to the inner walls of the oval sliding grooves (7) in a rolling mode, two first sliding rods (8) are connected to a connecting frame (9) in a rotating mode, lifting rods (10) are connected to the four corners of the connecting frame (9) in a rotating mode, the lifting rods (10) move up and down in the blanking ports (3) along with the connecting frame, the lifting rod (10) penetrates into the blanking port (3) and penetrates through the filter screen plate (11) and is connected with the filter screen plate (11) in a sliding mode.

2. The waste asphalt recycling system according to claim 1, characterized in that: the lifting rod (10) is provided with a first cavity (12), the inner wall of the first cavity (12) is fixedly connected with a rotating shaft (13), the surface of the rotating shaft (13) is rotatably connected with turnover rods (14) which are symmetrically distributed leftwards and rightwards, the bottom of the turnover rod (14) is provided with a turnover chute (15), the inner wall of the turnover chute (15) is rotatably connected with a second slide rod (16), the surface of the second slide rod (16) is rotatably connected with a telescopic rod (17), the telescopic rod (17) penetrates through the lifting rod (10) to be mutually contacted with the inner wall of the blanking port (3), the two telescopic rods (17) are symmetrically distributed in the axis center, the outer side of the telescopic rod (17) is fixedly connected with a spring seat (18), a return spring (19) is fixedly connected between the spring seat (18) and the inner wall of the first cavity (12, the top of the turning rod (14) is fixedly connected with a poking plate (20), and the two poking plates (20) are mutually contacted.

3. The waste asphalt recycling system according to claim 2, characterized in that: the turnover mechanism is characterized in that the left side and the right side of the turnover rod (14) are fixedly connected with telescopic sealing covers (21), and the other ends of the telescopic sealing covers (21) are fixedly connected with the top of the turnover rod (14).

4. The waste asphalt recycling system according to claim 1, characterized in that: the outer wall of the lifting rod (10) is fixedly connected with a rotating ring (22), and the rotating ring (22) is in threaded connection with the blanking port (3).

5. The waste asphalt recycling system according to claim 1, characterized in that: heating chamber (2) inner wall sliding connection has increased pressure board (23), increased pressure board (23) top fixedly connected with T shape frame (24), equal fixedly connected with lifting rack (25) in T shape frame (24) both sides, lifting rack (25) and homonymy lifting gear (6) intermeshing.

6. The waste asphalt recycling system according to claim 1, characterized in that: the bottom of the heating bin (2) is fixedly connected with a plurality of knocking bases (26), the knocking bases (26) are distributed around the connecting frame (9), the knocking base (26) is rotatably connected with a knocking shaft (27), one side of the knocking base (26) is fixedly connected with a reset ring (28), the inner wall of the reset ring (28) and the surface of the knocking shaft (27) are fixedly connected with a reset spring sheet (29), the surface of the knocking shaft (27) is fixedly connected with a knocking hammer (30), the knocking shaft (27) is mutually contacted with the bottom of the heating bin (2), the surface of the knocking shaft (27) is rotationally connected with a one-way bearing (31), the surface of the one-way bearing (31) is fixedly connected with a knocking gear (32), the connecting frame (9) is fixedly connected with a knocking rack (33) corresponding to the knocking gear (32), and the knocking rack (33) is meshed with the knocking gear (32).

7. A waste asphalt recycling and regenerating process is applicable to the waste asphalt recycling and regenerating system of any one of claims 1 to 6, and is characterized in that: the waste asphalt recycling and regenerating process comprises the following specific steps:

the method comprises the following steps: pouring the collected asphalt road fragments into a heating bin (2);

step two: the heating bin (2) is started to heat asphalt, the melted asphalt flows out along the blanking port (3), the motor (5) drives the lifting gear (6) to rotate, the lifting gear (6) drives the connecting frame (9) to move up and down along the oval sliding groove (7) through the first sliding rod (8), the lifting rod (10) conducts continuous dredging on the blanking port (3), the phenomenon that the blanking port (3) is blocked by stones is avoided, and the pressurizing plate (23) is synchronously driven to move downwards, so that the asphalt in the heating bin (2) flows out;

step three: and collecting and utilizing the asphalt falling from the blanking port (3).