CN218932773U

CN218932773U - Asphalt old material recycling production device

Info

Publication number: CN218932773U
Application number: CN202222848303.1U
Authority: CN
Inventors: 李鹰; 焦玉禄; 司鹏; 陈宪伟; 陈泽伟; 王坤; 王涵
Original assignee: Shandong Gangtong Construction Co ltd; Jinan Xinyue New Road Material Research And Development Co ltd
Current assignee: Shandong Gangtong Construction Co ltd; Jinan Xinyue New Road Material Research And Development Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-04-28
Anticipated expiration: 2032-10-25

Abstract

The application discloses old material recycle apparatus for producing of pitch, the big piece of old asphalt through primary screening passes through first broken subassembly, second broken subassembly and third broken subassembly in proper order, extrude coarse breakage through first broken subassembly to big piece of asphalt, produce coarse aggregate, pseudo-coarse aggregate and fine aggregate, then get into the rotation of second broken subassembly position rotating member and make the material produce centrifugal rotation and collide the antifriction plate that the shell inner wall set up, coarse aggregate and fine aggregate wash in a staggered way simultaneously, coarse aggregate surface is washed by fine aggregate and makes the pitch membrane on coarse aggregate surface and the pseudo-coarse granule that pitch and fine aggregate formed by collision breakage, the bonding structure of old pitch is destroyed, finally enter into third broken subassembly and rub the breakage, pseudo-coarse granule rubs the effect better, coarse granule surface asphalt after the separation adheres less, the whetstone ratio content is low, be favorable to the stability of reclaimed material grading.

Description

Asphalt old material recycling production device

Technical Field

The application belongs to the technical field of asphalt production, and particularly relates to an asphalt old material recycling production device.

Background

The pavement is maintained, overhauled and modified after being used for a certain period, a large amount of materials which are originally used for paving the pavement are changed into old materials which are still of high utilization value as pavement materials, the asphalt pavement recycling technology refers to a series of process combinations which are used for carrying out pretreatment such as crushing, screening and the like on the old asphalt pavement which needs to be recycled or abandoned after being subjected to digging, recycling, screening, crushing and heating by special equipment for pavement recycling, and then are mixed with regenerant, new asphalt, new aggregate and the like according to a certain proportion to form a regenerated asphalt mixture with certain pavement performance, wherein the whole process technology is used for paving the middle layer, the lower layer or the pavement base layer, and the plant-mix regeneration RAP pretreatment process refers to a series of process combinations which are used for carrying out pretreatment such as crushing, screening and the like on the asphalt mixture before plant-mix recycling.

At present, RAP conveyed to a mixing station in the market is required to be crushed and pretreated and recycled after being divided into 2-3 grades of materials with uniform thickness through a screen according to the nominal maximum particle size, in order to obtain a high-quality recycled asphalt mixture, recycled asphalt old materials are crushed and screened, the prior art mainly comprises two times of crushing of large materials and 'agglomerations' in the old materials and a matched high-frequency vibration screen, a single-roller crusher is firstly adopted for coarse crushing, and then a double-roller crusher is used for fine crushing, but the crushing and screening mode is adopted, in the double-roller rotating process, the rubbing effect is generated on the RAP, so that part of pseudo coarse particles (RAP which is not separated through effective crushing and but still keeps the agglomeration state of a plurality of fine aggregates and old asphalt) are scattered, but the bonding effect of asphalt in the RAP is high, the effect of separating the pseudo coarse particles is not ideal, the coarse particles are mixed into coarse aggregates after being screened, the RAP is seriously influenced in the classification and grading stability, and the prior art is still further improved.

Disclosure of Invention

The utility model provides a production device for recycling used asphalt materials, which aims to solve at least one of the technical problems. The coarse asphalt material is crushed coarsely through the single tooth roller and the extrusion plate structure through the extrusion gap of the first crushing assembly, the coarse aggregate, the pseudo coarse aggregate and the fine aggregate are generated, the coarse aggregate, the pseudo coarse aggregate and the fine aggregate enter the conical buffer hopper below the single tooth roller for buffer storage, the rotating piece rotates to enable the materials to centrifugally rotate and collide with the wear-resisting plate arranged on the inner wall of the shell, meanwhile, the coarse aggregate and the fine aggregate are alternately flushed, the surface of the coarse aggregate is flushed by the fine aggregate to enable asphalt films on the surface of the coarse aggregate and pseudo coarse particles formed by the asphalt and the fine aggregate to be collided and crushed, the asphalt films on the surface of the pseudo coarse particles which are not collided and crushed are also flushed are damaged, the bonding structure of the old asphalt is destroyed, the mixed aggregate which is subjected to secondary crushing enters the crushing gap of the double tooth roller structure to be crushed, the pseudo coarse particle has better dispersing effect, the separated coarse particle surface asphalt is less in adhesion, the oil stone content is low, the coarse particle can also be directly used as the raw material for stable mixing proportion in the raw material, and the raw material is greatly improved.

In order to achieve the aim, the utility model provides a recycling production device for used asphalt materials, which comprises a shell, wherein the top of the shell is provided with a feed inlet, and a first crushing assembly, a second crushing assembly and a third crushing assembly are sequentially arranged in the shell from top to bottom;

the first crushing assembly comprises a single tooth roller and an extrusion plate structure, an extrusion gap is formed between the extrusion plate mechanism and the single tooth roller, materials enter the extrusion gap through the feed inlet and are extruded to generate coarse aggregate, pseudo coarse aggregate and fine aggregate through coarse crushing, a conical buffer hopper is arranged below the single tooth roller, and a discharging channel is formed in the conical buffer hopper;

the second crushing assembly comprises a rotating shaft arranged in the shell, the rotating shaft is provided with a rotating piece, the center of the rotating piece corresponds to the blanking channel, the inner wall of the shell corresponds to the rotating piece and is provided with a wear-resisting plate, the bottom end of the wear-resisting plate is provided with a guide plate, and materials falling down from the blanking channel centrifugally collide with the wear-resisting plate after passing through the rotating piece to crush pseudo coarse particles and peel asphalt films on the surface of coarse aggregate;

the third crushing assembly comprises a double-toothed roller structure, the double-toothed roller structure is arranged below the guide plate, a crushing gap is formed in the double-toothed roller structure, a discharge hole is formed in the lower portion of the crushing gap, and materials enter the crushing gap through the guide plate to be finely crushed.

According to the structure, the large-block old asphalt subjected to primary screening sequentially passes through the first crushing assembly, the second crushing assembly and the third crushing assembly, the single-tooth roller and the extruding plate structure extrude and coarsely crush the large-block asphalt to generate coarse aggregate, pseudo coarse aggregate and fine aggregate, the coarse aggregate, the pseudo coarse aggregate and the fine aggregate enter the conical buffer hopper below the single-tooth roller to be buffered and stored, the rotating member rotates to enable the materials to centrifugally rotate and collide with the wear-resistant plate arranged on the inner wall of the shell, meanwhile, the coarse aggregate and the fine aggregate are alternately flushed, the surface of the coarse aggregate is flushed by the fine aggregate to enable asphalt films on the surface of the coarse aggregate and pseudo coarse particles formed by asphalt and the fine aggregate to be collided and crushed, the asphalt films on the surface of the pseudo coarse particles which cannot be collided and crushed are flushed are also flushed, the bonding structure of the old asphalt is destroyed, the mixed aggregate subjected to secondary crushing enters the crushing gap to be kneaded and crushed, the pseudo coarse particle scattering effect is better, asphalt on the surface of the separated coarse particles is less, the asphalt is low in the proportion of the coarse particle is directly used as a raw material, and the raw material is stably blended, and the raw material is high in proportion is recycled.

In a preferred implementation, the extrusion gap ranges from greater than 0mm to less than or equal to 20mm, and the crushing gap ranges from greater than 0mm to less than or equal to 20mm.

The old asphalt material with the grain diameter of more than 20mm is crushed in an extrusion and double-toothed roller crushing gap to generate aggregates with different specifications, wherein the aggregates with different specifications can be divided into three grades, coarse aggregates with the grain diameters of 5mm to 10mm and 10mm to 20mm, pseudo coarse aggregates with the grain diameters of 5mm to 10mm and 10mm to 20mm and fine aggregates with the grain diameters of 0 to 5mm and high asphalt content, the grading specifications are designed according to the proportion for asphalt processing, the reclaimed materials can be fully mixed and utilized, meanwhile, the pseudo coarse aggregates are mostly separated into fine aggregate particles under centrifugal friction and double-toothed roller rubbing, and coarse aggregates with smaller grain diameters finally enter a screening system for screening, and the sizes of the extrusion gap and the crushing gap are moderate, so that the reclaimed materials can be utilized more reasonably.

In a preferred implementation manner, the extrusion plate structure comprises an extrusion plate, one end of the extrusion plate is hinged to the shell, the other end of the extrusion plate is abutted to a fixing rod piece, the fixing rod piece comprises an abutting portion, the fixing rod piece is provided with threads, the fixing rod piece is connected with a fixing piece, and the fixing piece is fixed on the outer wall of the shell to fix the fixing rod piece and the shell.

In a preferred embodiment, the fixing element is provided with a fixing hole, the housing is provided with a connecting hole, and the fixing hole and the connecting hole are fixed by a bolt.

The distance that the fixed rod piece enters the shell is adjusted through the fixed positions of the fixed piece and the fixed rod piece, so that the extrusion gap is adjusted, the extrusion gap is adjusted quickly and conveniently, the cost is low, the maintenance and the replacement are convenient, and the design is more reasonable.

In a preferred implementation mode, the rotating shaft is connected with the driving piece, the driving piece is arranged on the supporting plate, the supporting plate is connected with the inner wall of the shell, the rotating piece is arranged above the supporting plate, the rotating piece comprises a plurality of stirring plates, and the stirring plates are provided with wear-resistant lining plates.

Under the centrifugal effect, the asphalt film on the surface of the coarse aggregate is peeled off and crushed to be pseudo-coarse and has better separation effect when the asphalt film is impacted with the stirring plate and the wear-resistant lining plate and then is impacted and rubbed by the wear-resistant plate on the inner wall of the shell.

In a preferred embodiment, the double-toothed roller structure is connected with an adjusting device, which adjusts the crushing gap.

In a preferred implementation manner, the double-toothed roller structure comprises a movable toothed roller and a fixed toothed roller, the adjusting device comprises a movable seat and a bearing table, the movable toothed roller is arranged on the movable seat, the movable seat is movably arranged on the bearing table, the bearing table is provided with an adjusting screw, the adjusting screw is rotationally connected with the movable seat, and the adjusting screw is rotated to enable the movable seat to move on the bearing table.

The movable toothed roller of the double-toothed roller structure is arranged on the movable seat, the fixed toothed roller is fixed, the adjusting device enables the movable seat to move through the adjusting screw, the movable toothed roller is driven to move towards the fixed toothed roller, and therefore crushing gaps are adjusted, adjustment is convenient and fast, and structural design is reasonable.

In a preferred implementation manner, the bearing platform is provided with a sliding rail, the movable seat is provided with a matching part, and the sliding rail is connected with the matching part in a matching way.

The sliding rail is arranged to be matched with the matching part, so that the moving seat can move more stably.

In a preferred embodiment, the cone buffer hopper is provided with a vibration motor.

The structure has the following beneficial effects:

1. the coarse asphalt particles after primary screening have better scrubbing and separating effects, the separated coarse asphalt particles have less surface asphalt adhesion and low oil-stone ratio content, and can be directly used as a specification material, the mixing proportion of RAP in the regenerated mixture can be greatly improved, and the stability of the regenerated material grading is facilitated.

2. The extrusion gap and the crushing gap are adjusted according to the requirement, so that aggregates with different particle sizes are obtained, and the extrusion gap and the crushing gap are convenient to adjust.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the present application and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of an exemplary embodiment of the utility model;

FIG. 2 is a schematic structural view of an exemplary embodiment of an inventive rotating member;

FIG. 3 is a schematic structural view of an exemplary embodiment of the inventive double-toothed shaft mechanism;

FIG. 4 is a schematic structural view of an exemplary embodiment of an inventive carrier;

description of the reference numerals:

1. a housing; 10. a feed inlet; 11. a conical buffer bucket; 110. a blanking channel; 111. a vibration motor; 12. a guide plate; 13. a discharge port; 140. a connection hole;

2. a first crushing assembly; 20. a single tooth roller; 21. an extrusion plate structure; 210. an extrusion plate; 211. a fixed rod piece; 2110. an abutting portion; 22. extruding the gap; 23. a fixing member; 230. a fixing hole;

3. a second crushing assembly; 30. a rotation shaft; 31. a rotating member; 32. a wear plate; 33. a support plate; 34. a kick-out plate; 35. a driving member;

4. a third crushing assembly; 40. a double-toothed roller structure; 401. a movable toothed roller; 402. a fixed toothed roller; 403. adjusting a screw; 41. a movable seat; 410. a mating portion; 42. a carrying platform; 420. a slide rail.

Detailed Description

In order to more clearly illustrate the general inventive concept, reference will be made in the following detailed description, by way of example, to the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than as described herein, and therefore the scope of the present utility model is not limited by the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. However, it is noted that a direct connection indicates that two bodies connected together do not form a connection relationship by an excessive structure, but are connected to form a whole by a connection structure. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The description as it relates to "first", "second", etc. in the present utility model is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.

As shown in fig. 1-4, the utility model provides a recycling production device for used asphalt materials, which comprises a shell 1, wherein a feed inlet 10 is formed in the top of the shell 1, and a first crushing assembly 2, a second crushing assembly 3 and a third crushing assembly are sequentially arranged in the shell 1 from top to bottom;

the first crushing assembly 2 comprises a single tooth roller 20 and an extrusion plate 210 structure 21, an extrusion gap 22 is formed between the extrusion plate 210 structure and the single tooth roller 20, coarse aggregate, pseudo coarse aggregate and fine aggregate are produced by extruding materials after the materials enter the extrusion gap 22 through a feed inlet 10, a conical buffer bucket 11 is arranged below the single tooth roller 20, and a discharging channel 110 is formed in the conical buffer bucket 11;

the second crushing assembly 3 comprises a rotating shaft 30 arranged in the shell 1, the rotating shaft 30 is provided with a rotating piece 31, the center of the rotating piece 31 corresponds to the blanking channel 110, the inner wall of the shell 1 is provided with a wear-resisting plate 32 corresponding to the rotating piece 31, the bottom end of the wear-resisting plate 32 is provided with a guide plate 12, and materials falling from the blanking channel 110 pass through the rotating piece 31 and centrifugally collide with the wear-resisting plate 32 to crush pseudo-coarse particles and peel asphalt films on the surface of coarse aggregate;

the third crushing assembly comprises a double-toothed roller structure 40, the double-toothed roller structure 40 is arranged below the guide plate 12, a crushing gap is formed in the double-toothed roller structure 40, a discharge hole 13 is formed in the lower portion of the crushing gap, and materials enter the crushing gap through the guide plate 12 to be finely crushed.

According to the structure, the large-block old asphalt material subjected to primary screening sequentially passes through the first crushing assembly 2, the second crushing assembly 3 and the third crushing assembly, the single-tooth roller 20 and the extruding plate 210 structure 21 extrude and coarsely crush the large-block old asphalt material through the extruding gap 22 of the first crushing assembly 2 to generate coarse aggregate, pseudo coarse aggregate and fine aggregate, the coarse aggregate, the pseudo coarse aggregate and the fine aggregate enter the conical buffer hopper 11 below the single-tooth roller 20 to be buffered, the rotating piece 31 rotates to enable the material to centrifugally rotate and collide with the wear-resisting plate 32 arranged on the inner wall of the shell 1, meanwhile, the coarse aggregate and the fine aggregate are alternately flushed, the coarse aggregate surface is flushed by the fine aggregate to enable asphalt films on the coarse aggregate surface and the asphalt and the pseudo coarse particles formed by the fine aggregate to be collided and crushed, the asphalt films on the surfaces of the pseudo coarse particles which cannot be collided and crushed are also flushed are also damaged, the bonding structure of the old asphalt is destroyed, the mixed aggregate subjected to secondary crushing enters the crushing gap of the double-tooth roller structure 40 through the guide plate 12 to be kneaded and crushed, the pseudo coarse particles have better effect, the separated coarse aggregate surface is less in adhesion and asphalt content is lower than that coarse particles can be directly used as raw asphalt, and the raw asphalt can be mixed with high grade asphalt, and the grade asphalt can be stably mixed.

As a preferred embodiment of the present application, the range of the crushing gap 22 is greater than 0mm and equal to or less than 20mm, and the range of the crushing gap is greater than 0mm and equal to or less than 20mm.

The old asphalt material with the grain diameter of more than 20mm is crushed in an extrusion and double-toothed roller crushing gap to generate aggregates with different specifications, wherein the aggregates with different specifications can be divided into three grades, coarse aggregates with the grain diameters of 5mm to 10mm and 10mm to 20mm, pseudo coarse aggregates with the grain diameters of 5mm to 10mm and 10mm to 20mm and fine aggregates with the grain diameters of 0 to 5mm and high asphalt content, the grading specifications are designed according to the proportion for asphalt processing, the reclaimed materials can be fully mixed and utilized, meanwhile, the pseudo coarse aggregates are mostly separated into fine aggregate particles under centrifugal friction and double-toothed roller rubbing, and coarse aggregates with smaller grain diameters finally enter a screening system for screening, the extrusion gap 22 and the crushing gap are moderate in size, and the reclaimed materials are more reasonably utilized.

As a preferred embodiment of the present application, as shown in fig. 1, the squeeze plate 210 structure 21 includes a squeeze plate 210, one end of the squeeze plate 210 is hinged to the housing 1, the other end abuts against a fixing rod 211, the fixing rod 211 includes an abutting portion 2110, the fixing rod 211 is provided with threads, the fixing rod 211 is connected with a fixing member 23, and the fixing member 23 is fixed to the outer wall of the housing 1 to fix the fixing rod 211 and the housing 1.

As a preferred example in the present embodiment, as shown in fig. 1, the fixing member 23 is provided with a fixing hole 230, the housing 1 is provided with a connection hole 140, and the fixing hole 230 and the connection hole 140 are fixed by bolts.

The distance that the fixing rod piece 211 enters the shell 1 is adjusted by adjusting the fixing positions of the fixing piece 23 and the fixing rod piece 211, so that the extrusion gap 22 is adjusted, the extrusion gap 22 is adjusted quickly and conveniently, the cost is low, the maintenance and the replacement are convenient, and the design is more reasonable.

As a preferred embodiment of the present application, as shown in fig. 1 and 2, the rotating shaft 30 is connected with a driving member 35, the driving member 35 is disposed on a supporting plate 33, the supporting plate 33 is connected with an inner wall of the housing 1, the rotating member 31 is disposed above the supporting plate 33, the rotating member 31 includes a plurality of material-pulling plates 34, and the material-pulling plates 34 are provided with wear-resistant lining plates.

Under the centrifugal action, the wear-resistant plates 32 on the inner wall of the shell 1 are impacted and rubbed after being impacted with the stirring plate 34 and the wear-resistant lining plates, and the stripping and crushing effects are better.

As a preferred embodiment of the present application, as shown in fig. 3 and 4, a double toothed roller structure 40 is connected with an adjusting device, which adjusts the crushing gap.

As a preferred example of the present embodiment, the double-toothed roller structure 40 includes a movable toothed roller 401 and a fixed toothed roller 402, the adjusting device includes a movable seat 41 and a carrying table 42, the movable toothed roller 401 is disposed on the movable seat 41, the movable seat 41 is movably disposed on the carrying table 42, the carrying table 42 is provided with an adjusting screw 403, the adjusting screw 403 is rotatably connected with the movable seat 41, and the adjusting screw 403 is rotated to move the movable seat 41 on the carrying table 42.

The movable toothed roller 401 of the double-toothed roller structure 40 is arranged on the movable seat 41, the fixed toothed roller 402 is fixed, the adjusting device enables the movable seat 41 to move through the adjusting screw 403, and the movable toothed roller 401 is driven to move towards the fixed toothed roller 402, so that crushing gaps are adjusted, adjustment is convenient and rapid, and structural design is more reasonable.

Further, the carrying platform 42 is provided with a sliding rail 420, the moving seat 41 is provided with a matching portion 410, and the sliding rail 420 is connected with the matching portion 410 in a matching manner.

The sliding rail 420 is provided to cooperate with the cooperation portion 410, so that the movement of the movable seat 41 is smoother.

As a preferred embodiment of the present application, the cone buffer bucket 11 is provided with a vibration motor 111.

The utility model can be realized by adopting or referring to the prior art at the places which are not described in the utility model.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments.

The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.

Claims

1. The utility model provides an asphalt old material recycling apparatus for producing, includes the shell, the shell top is provided with the feed inlet, its characterized in that, first broken subassembly, second broken subassembly and third broken subassembly have been set gradually from top to bottom in the shell;

2. The apparatus for recycling and producing asphalt used material according to claim 1, wherein the range of the extrusion gap is greater than 0mm and less than or equal to 20mm, and the range of the crushing gap is greater than 0mm and less than or equal to 20mm.

3. The apparatus for recycling and producing asphalt waste according to claim 1, wherein the squeeze plate structure comprises a squeeze plate, one end of the squeeze plate is hinged to the housing, the other end of the squeeze plate is abutted to a fixing rod member, the fixing rod member comprises an abutting portion, the fixing rod member is provided with threads, the fixing rod member is connected with a fixing member, and the fixing member is fixed to the outer wall of the housing to fix the fixing rod member and the housing.

4. The asphalt recycling production device according to claim 3, wherein the fixing piece is provided with a fixing hole, the shell is provided with a connecting hole, and the fixing hole and the connecting hole are fixed through bolts.

5. The device for recycling and producing used asphalt materials according to claim 1, wherein the rotating shaft is connected with a driving piece, the driving piece is arranged on a supporting plate, the supporting plate is connected with the inner wall of the shell, the rotating piece is arranged above the supporting plate, the rotating piece comprises a plurality of stirring plates, and the stirring plates are provided with wear-resistant lining plates.

6. The asphalt recycling production device according to claim 1, wherein the double-toothed roller structure is connected with an adjusting device, and the adjusting device adjusts the crushing gap.

7. The asphalt recycling production device according to claim 6, wherein the double-toothed roller structure comprises a movable toothed roller and a fixed toothed roller, the adjusting device comprises a movable seat and a bearing table, the movable toothed roller is arranged on the movable seat, the movable seat is movably arranged on the bearing table, the bearing table is provided with an adjusting screw, the adjusting screw is rotatably connected with the movable seat, and the adjusting screw is rotated to enable the movable seat to move on the bearing table.

8. The apparatus for recycling and producing asphalt waste according to claim 7, wherein the carrying table is provided with a slide rail, the movable seat is provided with a mating portion, and the slide rail is connected with the mating portion in a mating manner.

9. The asphalt recycling production device according to claim 1, wherein the conical buffer hopper is provided with a vibrating motor.