CN217922980U - Hot in-Place recycling heating remixing device - Google Patents

Abstract

The application relates to a hot in-place recycling heating remixing device, and relates to the technical field of a remixing recycling method. It includes agitator tank and (mixing) shaft, the (mixing) shaft is vertical to be inserted and to be established in the agitator tank, and rotate with the agitator tank inner wall and be connected, evenly distributed has a plurality of puddlers on the (mixing) shaft, one side of agitator tank is provided with the air heater, the air heater passes through the air-supply line and communicates with the agitator tank mutually, the lateral wall of agitator tank runs through and is provided with the feed inlet that is used for the feeding, the bottom of agitator tank runs through and is provided with the discharge gate that is used for the ejection of compact, it gets the mechanism to be provided with to scrape on the agitator tank, it includes drive assembly and scrapes and gets the subassembly to scrape to get the mechanism, drive assembly removes, the drive (mixing) shaft rotates, make and scrape and get the subassembly and support at the inner wall of agitator tank and paste and slide. This application has the pitch and obtains the effect of intensive mixing and difficult loss performance.

Description

Hot in-Place recycling heating remixing device

Technical Field

The application relates to the field of a remixing regeneration method, in particular to a hot-in-place regeneration heating remixing device.

Background

The asphalt pavement is regenerated in situ by using a pavement maintenance process of heating the old asphalt pavement by using an in-situ heat regeneration unit, loosening, adding a regenerant and a new asphalt mixture, then stirring again, paving and compacting to form. The asphalt pavement in-situ thermal regeneration unit comprises a heater, a remixer, a paver and the like, wherein the remixer is mainly used for collecting an old asphalt material after being heated and scarified, and then mixing and stirring the old asphalt material with a new asphalt material, a regenerant and the like to obtain a regeneration mixture.

In the related technology, after an old pavement is heated to a certain temperature by a heater of on-site thermal regeneration equipment, the old asphalt pavement is loosened, new and old asphalt materials are conveyed into a remixer through a feed inlet by a chain plate conveyor, then hot air is introduced into the remixer through an air inlet pipe to heat the old asphalt in the remixer, then the new and old materials are uniformly mixed by blades in the remixer to form an asphalt mixture with new quality, and the asphalt mixture is spread on the pavement and is rolled and molded by a road roller.

The related art described above has the following drawbacks: the new and old asphalt is heated and stirred in the remixer and is easy to adhere to the inner wall of the remixer, so that the asphalt cannot be fully stirred, hot air introduced into the remixer continuously heats and bakes the asphalt on the inner wall of the remixer, local coking of the asphalt is caused, the performance of the asphalt is easy to damage, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the asphalt can not be fully stirred and coking occurs to cause performance damage, the application provides a hot in-place recycling heating remixing device.

The application provides a hot in-place recycling heats remixing device adopts following technical scheme:

the utility model provides a hot in-place recycling heating remixer, includes agitator tank and (mixing) shaft, the (mixing) shaft is vertical to be inserted and to be established in the agitator tank to rotate with the agitator tank inner wall and be connected, evenly distributed has a plurality of puddlers on the (mixing) shaft, one side of agitator tank is provided with the air heater, the air heater passes through the air-supply line and communicates with the agitator tank mutually, the lateral wall of agitator tank runs through and is provided with the feed inlet that is used for the feeding, the bottom of agitator tank runs through and is provided with the discharge gate that is used for the ejection of compact, be provided with on the agitator tank and scrape and get the mechanism, scrape and get the mechanism and include drive assembly and scrape and get the subassembly, drive assembly removes the (mixing) shaft rotates, makes scrape and get the subassembly and support to paste at the inner wall of agitator tank and slide.

Through adopting the above-mentioned technical scheme, pass through the feed inlet with new and old pitch and deliver to the agitator tank in, start the air heater after that, let in steam in the agitator tank through the air-supply line, new and old pitch to the agitator tank in heat, utilize drive assembly, make the (mixing) shaft remove along the length direction of agitator tank, thereby make to scrape and get the subassembly and slide on the inner wall of agitator tank, the pitch that will glue on the agitator tank inner wall is scraped and is taken off, when drive assembly drives the (mixing) shaft removal, it uses the axis of (mixing) shaft as the rotation to drive a plurality of puddlers, thereby realize stirring to pitch in the agitator tank and dial apart, the puddler pivoted also drives to scrape and gets the subassembly rotation, thereby make to scrape and get the subassembly and also not fragile circumferential movement along the agitator tank when sliding along vertical direction on the inner wall of agitator tank, the area is scraped in the increase, make on the inner wall of agitator tank difficult pitch remain, thereby make new and old pitch pile up all the time in one, and constantly stir upset pitch, make new and old pitch obtain abundant stirring together, thereby make pitch be heated evenly, and then make the coking phenomenon of pitch difficult appearance.

Optionally, the drive assembly includes slip driving piece and drive block, slip driving piece fixed mounting is on the roof of agitator tank, the output of slip driving piece is coaxial with the (mixing) shaft, and rotates with the (mixing) shaft and be connected, the roof of agitator tank runs through and is provided with the hole of sliding, the (mixing) shaft is vertical to wear to establish the hole of sliding, and slides in the hole of sliding, the drive block is with the inner wall fixed connection in hole of sliding, the lateral wall of (mixing) shaft is provided with the groove of sliding, the groove of sliding is seted up downwards along the circumference spiral of (mixing) shaft, the drive block is inserted and is established in the inslot that slides.

By adopting the technical scheme, new and old asphalt is delivered into the stirring box through the feed inlet, then the air heater is started, hot air is introduced into the stirring box through the air inlet pipe, the new and old asphalt in the stirring box is heated, the sliding driving part is started, the stirring shaft is driven to move, the inner wall of a sliding hole is abutted to the side wall of the stirring shaft, a limiting effect is realized on the stirring shaft, the stirring shaft can only move along the length direction of the stirring shaft, the stirring rod is driven to scrape the components to slide along the vertical direction on the inner wall of the stirring box, when the stirring shaft moves, the inner wall of the sliding groove is abutted to the side wall of the driving block, a guiding effect is realized, the driving block moves along the track of the sliding groove, the stirring shaft is driven to rotate by taking the central axis of the stirring shaft as the shaft, the stirring rod is driven to rotate, the asphalt in the stirring box is stirred in a scattered manner, the stirring rod is also driven to scrape the components to rotate while rotating, the scraping components are driven to move along the circumferential direction of the stirring box while the sliding along the vertical direction on the inner wall of the stirring box, the scraping area is increased, and the asphalt is not easy to remain on the inner wall of the stirring box.

Optionally, scrape and get the subassembly and include a plurality of boards of scraping, scrape the one end fixed connection that the (mixing) shaft was kept away from to board and puddler, scrape the one side that the puddler was kept away from to the board and offset with the inner wall of agitator tank.

Through adopting above-mentioned technical scheme, when the driving piece that slides drives the (mixing) shaft and removes along vertical direction, the (mixing) shaft still drives the puddler and uses the axis of (mixing) shaft to rotate as the axle, and the old and new pitch in the agitator tank is dialled apart in the puddler stirring to make to scrape to get the board and support to paste along the circumference of agitator tank and slide on the inner wall of agitator tank. Simultaneously the (mixing) shaft drives scrapes the board and slides on the inner wall of agitator tank along vertical direction to make and scrape the board and do spiral rising or spiral downward motion on the inner wall of agitator tank, and then make the agitator tank inner wall be difficult for remaining pitch, when the puddler stirred pitch promptly, it scrapes the pitch on the agitator tank inner wall to scrape to get off to scrape to get off to get on old and new pitch all the time together, thereby make old and new pitch can obtain the intensive mixing, make pitch be difficult for keeping a certain position motionless, and the hot-blast is toasted for a long time, make the performance of pitch not fragile.

Optionally, one end of the scraping plate, which is far away from the stirring rod, is provided with a rubber pad, and one side of the rubber pad, which is far away from the scraping plate, is attached to the inner wall of the stirring box.

Through adopting above-mentioned technical scheme, the rubber pad plays the guard action for scrape get the board when the agitator tank inner wall supports to paste and slides, not fragile agitator tank inner wall has prolonged the life of agitator tank.

Optionally, one side of the rubber pad close to the stirring rod is provided with an insertion block, one side of the scraping plate far away from the stirring rod is provided with a jack for the insertion block to insert, and the jack is in interference fit with the insertion block.

Through adopting above-mentioned technical scheme, scrape and get the board and drive the rubber pad for a long time and support to paste and slide on the inner wall of agitator tank, the rubber pad easily takes place to damage, with old rubber pad to keeping away from the direction removal of scraping the board, make the inserted block take place deformation, take out the jack until the inserted block, take place deformation with the inserted block on the new rubber pad after that, and in inserting and establishing into the inserted block, the inserted block constantly exerts in the jack to the extruded power of the direction that is close to the jack inner wall, can make the rubber pad with scrape and get board fixed connection, accomplish the change of rubber pad, and the simple operation.

Optionally, a brush is arranged on the inner top wall of the stirring box, the brush is arranged along the edge of the sliding hole, and the brush is abutted against the side wall of the stirring shaft.

Through adopting above-mentioned technical scheme, when the driving piece that slides drives the (mixing) shaft and removes, the brush plays the clearance effect, cleans sticky pitch on the (mixing) shaft for the inslot that slides is difficult for piling up pitch, thereby makes the slip of drive block in the groove that slides be difficult for receiving the interference.

Optionally, the dwang has been erect to the agitator tank inner wall, the rotor plate is worn to be equipped with by the dwang, the dwang passes through the torsional spring with the rotor plate and links to each other, the rotor plate is mutually perpendicular with the stirring axle, works as (mixing) shaft and rotor plate looks butt drive the rotor plate and use the dwang to rotate as the axle.

Through adopting above-mentioned technical scheme, but move the direction removal that the piece drove the agitator shaft to be close to ground when sliding, until (mixing) shaft and rotor plate when to the butt, the driving piece that slides continues to drive the direction removal that the agitator shaft is close to ground, exert the extruded power of direction to being close to ground to one side of rotor plate, make rotor plate and dwang take place to rotate as the axle, stir the pitch of deposit in the agitator tank bottom portion, it stirs pitch to utilize the puddler next time, make the pitch in the agitator tank obtain intensive mixing, it moves to the direction that is far from ground to drive the agitator shaft when the driving piece that slides, until (mixing) shaft and rotor plate phase separation, the rotor plate is under the effect of torsional spring, make the rotor plate reversal, overturn once more to the pitch in the agitator tank, thereby make the rotor plate not fragile resume with (mixing) shaft vertically state, the rotor plate is the pitch that overturns constantly, make pitch obtain intensive mixing, even the pitch in the agitator tank is heated evenly, thereby make the performance of pitch.

Optionally, an observation port is arranged on the side wall of the stirring box in a penetrating manner, and an observation plate is fixedly connected to the inner wall of the observation port.

By adopting the technical scheme, when new and old asphalt is stirred in the stirring box, workers can observe the stirring state of the asphalt in the stirring box through the observation port, the observation plate plays a role in protection, the asphalt is not easy to spill out of the stirring box through the observation port and scald the workers in the stirring process of the butterfly asphalt, the safety is higher,

in summary, the present application includes at least one of the following benefits:

1. the method comprises the steps that new and old asphalt is conveyed into a stirring box through a feed port, then an air heater is started, hot air is introduced into the stirring box through an air inlet pipe, the new and old asphalt in the stirring box is heated, a driving assembly is utilized, a stirring shaft moves along the length direction of the stirring rod, so that a scraping assembly slides on the inner wall of the stirring box, the asphalt adhered to the inner wall of the stirring box is scraped and taken down, the driving assembly drives the stirring shaft to move and also drives a plurality of stirring rods to rotate by taking the central axis of the stirring shaft as an axis, stirring and dispersing of the asphalt in the stirring box are realized, the stirring rod also drives the scraping assembly to rotate while rotating, so that the scraping assembly also moves along the circumferential direction of the stirring box while sliding on the inner wall of the stirring box along the vertical direction, the scraping area is increased, the asphalt is not easy to remain on the inner wall of the stirring box, the new and old asphalt is always accumulated in one position, the overturning asphalt is continuously stirred, the new and old asphalt is fully stirred, the asphalt is uniformly heated, and the asphalt is not easy to generate a local coking phenomenon, namely the performance of the asphalt;

2. the utility model discloses a stirring box, including the agitator tank, the inlet port, start the air heater after that, let in old and new pitch in the agitator tank through the air-supply line with steam, heat old and new pitch in the agitator tank, start the driving piece that slides, drive the (mixing) shaft and remove, the inner wall in slide hole and the lateral wall looks butt of (mixing) shaft, play limiting displacement to the (mixing) shaft, make the (mixing) shaft only can remove along the length direction of (mixing) shaft, thereby make the puddler drive scrape get the subassembly and slide along vertical direction on the inner wall of agitator tank, when the (mixing) shaft removes, the inner wall in slide groove and the lateral wall looks butt of drive block, play the guide effect, make the drive block remove along the orbit in slide groove, thereby make the (mixing) shaft use the axis of (mixing) shaft to take place to rotate, drive the puddler rotation, stir the pitch in the agitator tank is dialled to scatter, also drive when the puddler rotates and scrape the subassembly and rotate, make and scrape the subassembly and also along the circumference removal of agitator tank when sliding along vertical direction on the inner wall of agitator tank, increase and scrape the area of scraping, make it is difficult pitch to remain on the inner wall of agitator tank.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic structural diagram for showing a connection relationship between a stirring shaft and a stirring box in the embodiment of the present application;

FIG. 3 is an enlargement of the embodiment of the present application at A in FIG. 2;

FIG. 4 is a schematic structural view for illustrating a connection relationship between a brush and a stirring box in the embodiment of the present application;

fig. 5 is an enlarged view of the embodiment of the present application at B in fig. 4.

In the figure: 1. a stirring box; 101. a feed inlet; 102. a discharge port; 103. a sliding hole; 104. an observation port; 2. a stirring shaft; 20. a sliding groove; 3. a stirring rod; 4. a hot air blower; 5. an air inlet pipe; 6. a scraping mechanism; 61. a drive assembly; 611. a sliding drive member; 612. a drive block; 62. a scraping component; 621. scraping a plate; 6210. a jack; 7. a rubber pad; 71. inserting a block; 8. a brush; 9. rotating the rod; 10. a torsion spring; 11. a rotating plate; 12. an observation plate; 13. a mounting frame; 14. a support frame.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a hot in-place recycling heating remixing device. Referring to fig. 1 and 2, the hot in-place recycling heating re-mixing device comprises a stirring tank 1 and a stirring shaft 2, wherein the stirring tank 1 is placed on the ground through a mounting frame 13, the stirring shaft 2 is vertically inserted into the stirring tank 1 and is rotatably connected with the stirring tank 1, a plurality of stirring rods 3 are uniformly distributed on the stirring shaft 2, the stirring rods 3 are perpendicular to the stirring shaft 2, one end of each stirring rod 3 is fixedly welded with the stirring shaft 2, a hot air blower 4 is arranged on one side of the stirring tank 1, the hot air blower 4 is placed on the mounting frame 13, the output end of the hot air blower 4 is communicated with the stirring tank 1 through an air inlet pipe 5, a feeding port 101 for feeding is arranged in a penetrating way on the side wall of the stirring tank 1, a discharging port 102 for discharging is arranged in a penetrating way on the bottom of the stirring tank 1, and a scraping mechanism 6 is arranged on the stirring tank 1,

referring to fig. 2 and fig. 3, the scraping mechanism 6 includes a driving assembly 61, the driving assembly 61 includes a sliding driving member 611 and a driving block 612, the sliding driving member 611 is fixedly mounted on the top wall of the stirring tank 1 through the supporting frame 14, in the embodiment of the present application, the sliding driving member 611 employs an electric push rod, an output end of the sliding driving member 611 is coaxial with the stirring shaft 2 and is rotationally connected with the stirring shaft 2, the top wall of the stirring tank 1 is penetrated by the sliding hole 103, the stirring shaft 2 vertically penetrates through the sliding hole 103 and slides in the sliding hole 103, the driving block 612 is welded and fixed to an inner wall of the sliding hole 103, a sliding groove 20 is formed in a side wall of the stirring shaft 2, the sliding groove 20 is formed downwards along a circumferential spiral of the stirring shaft 2, and the driving block 612 is inserted into the sliding groove 20 in an adaptive manner.

Referring to fig. 4 and 5, scrape and get mechanism 6 and still get subassembly 62 including scraping, it includes a plurality of boards 621 of scraping to scrape to get subassembly 62, scrape the one end welded fastening who gets board 621 and puddler 3 and keep away from (mixing) shaft 2, it is provided with rubber pad 7 to scrape the one side that gets board 621 and keep away from puddler 3, make and scrape the inner wall that gets board 621 and be difficult for scraping bad agitator tank 1, one side integrated into one piece that rubber pad 7 is close to puddler 3 has inserted block 71, scrape the one side that gets board 621 and keep away from puddler 3 and seted up jack 6210, inserted block 71 interference is inserted and is established in jack 6210, can accomplish the installation of rubber pad 7, one side that board 621 was kept away from to rubber pad 7 is laminated with agitator tank 1's inner wall mutually.

Referring to fig. 2 and 3, new and old asphalt is fed into the stirring tank 1 through the feeding port 101, then the hot air blower 4 is started, hot air is introduced into the stirring tank 1 through the air inlet pipe 5 to heat the new and old asphalt in the stirring tank 1, the sliding driving member 611 is started to drive the stirring shaft 2 to move, the inner wall of the sliding hole 103 is abutted with the side wall of the stirring shaft 2 to limit the stirring shaft 2, so that the stirring shaft 2 can only move along the length direction of the stirring shaft 2, the stirring shaft 3 drives the scraping plate 621 to slide on the inner wall of the stirring tank 1 along the vertical direction, when the stirring shaft 2 moves, the inner wall of the sliding groove 20 is abutted with the side wall of the driving block 612 to play a guiding role, so that the driving block 612 moves along the track of the sliding groove 20, thereby make (mixing) shaft 2 use (mixing) shaft 2's axis to take place to rotate, it rotates to drive puddler 3, stir the pitch in agitator tank 1 and spread the stirring, also drive when puddler 3 pivoted and scrape and get board 621 and rotate, make and scrape and get board 621 and drive rubber pad 7 and also follow agitator tank 1's circumferential direction when sliding along vertical direction on agitator tank 1's inner wall, the area is scraped in the increase, make and be difficult for remaining pitch on agitator tank 1's the inner wall, thereby make new and old pitch pile up in one department all the time, and stir upset pitch constantly, make new and old pitch obtain abundant stirring together, thereby make pitch be heated evenly, and then make the difficult phenomenon of local coking that appears of pitch, pitch's performance is not fragile promptly.

Referring to fig. 4, a brush 8 is glued and fixed on the inner top wall of the stirring box 1, the brush 8 is arranged along the edge of the sliding hole 103, and the brush 8 is abutted against the side wall of the stirring shaft 2. When the driving piece 611 that slides drives (mixing) shaft 2 and removes, brush 8 plays the clearance effect, cleans the sticky pitch of gluing on the (mixing) shaft 2 down for it is difficult for piling up pitch in the groove 20 that slides, thereby makes the slip of drive block 612 in the groove 20 that slides be difficult for receiving the interference.

Referring to fig. 2 and 3, a rotating rod 9 is erected on the inner wall of the stirring box 1, the two ends of the rotating rod 9 are welded and fixed to the inner wall of the stirring box 1, the rotating rod 9 is located on one side of the stirring shaft 2 close to the discharge port 102, a rotating plate 11 is arranged on the rotating rod 9 in a penetrating mode, the rotating rod 9 is connected with the rotating plate 11 through a torsion spring 10, and the rotating plate 11 is perpendicular to the stirring shaft 2.

When the sliding driving member drives the stirring shaft 2 to move towards the direction close to the ground, until the stirring shaft 2 abuts against the rotating plate 11, the sliding driving member 611 continues to drive the stirring shaft 2 to move towards the direction close to the ground, a force which extrudes towards the direction close to the ground is applied to one side of the rotating plate 11, the rotating plate 11 and the rotating rod 9 rotate around the axis, asphalt deposited at the bottom of the stirring box 1 is turned and dispersed, then the stirring rod 3 is utilized to stir the asphalt, so that the asphalt in the stirring box 1 is fully stirred, when the sliding driving member 611 drives the stirring shaft 2 to move towards the direction far away from the ground, until the stirring shaft 2 is separated from the rotating plate 11, the rotating plate 11 is under the action of the torsion spring 10, so that the rotating plate 11 is turned over, the asphalt in the stirring box 1 is turned over again, so that the rotating plate 11 returns to the state perpendicular to the stirring shaft 2, the rotating plate 11 turns over the asphalt continuously, so that the asphalt is fully stirred, even though the asphalt in the stirring box 1 is uniformly heated, and the performance of the asphalt is enabled to be not easy to damage.

Referring to fig. 1, an observation port 104 is formed through a side wall of the stirring tank 1, and an observation plate 12 is fixed to an inner wall of the observation port 104 by adhesion. When new and old asphalt is stirred in the stirring box 1, workers can observe the stirred state of the asphalt in the stirring box 1 through the observation port 104, the observation plate 12 plays a role in protection, the asphalt is not easy to spill out of the stirring box 1 through the observation port 104 and scald the workers in the stirring process of the butterfly asphalt, the safety is higher,

the application principle of the hot in-place recycling heating remixing device in the embodiment of the application is as follows: deliver new and old pitch to agitator tank 1 through feed inlet 101 in, start air heater 4 after that, let in hot gas in agitator tank 1 through air-supply line 5, heat new and old pitch in agitator tank 1, start driving piece 611 that slides, drive (mixing) shaft 2 and remove, the inner wall of hole 103 that slides and the lateral wall looks butt of (mixing) shaft 2, play limiting displacement to (mixing) shaft 2, make (mixing) shaft 2 only can follow the length direction removal of (mixing) shaft 2, thereby make puddler 3 drive scrape take out board 621 and slide along vertical direction on the inner wall of agitator tank 1, when (mixing) shaft 2 removes, the inner wall of sliding groove 20 and the lateral wall looks butt of drive block 612, play the guide effect, make drive block 612 remove along the orbit of sliding groove 20, thereby make (mixing) shaft 2 take place to rotate for the axle of (mixing) shaft 2, drive puddler 3 to rotate, stir the pitch of agitator tank 1 and stir the board rotation of scraping simultaneously, make it take out to scrape take out the board rotation to take out the rubber pad 7 and drive the pitch along the vertical direction when sliding on the inner wall of agitator tank 1, thereby make the not easy old pitch of scraping the old pitch of the local removal of scraping and make the old pitch of stirring tank 1 that old pitch that the old pitch that is not easy to be heated to appear together, thereby make the old pitch of stirring tank turn over and make the old pitch take place to be even.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a hot in-place recycling heating is mixed device again, includes agitator tank (1) and (mixing) shaft (2), agitator tank (1) is established to vertical the inserting of (mixing) shaft (2) to rotate with agitator tank (1) inner wall and be connected, evenly distributed has a plurality of puddlers (3) on (mixing) shaft (2), one side of agitator tank (1) is provided with air heater (4), air heater (4) are linked together with agitator tank (1) through air-supply line (5), the lateral wall of agitator tank (1) runs through and is provided with feed inlet (101) that are used for the feeding, the bottom of agitator tank (1) runs through and is provided with discharge gate (102) that are used for the ejection of compact, its characterized in that: be provided with on agitator tank (1) and scrape and get mechanism (6), scrape and get mechanism (6) and include drive assembly (61) and scrape and get subassembly (62), drive assembly (61) remove drive (mixing) shaft (2) rotate, make scrape and get subassembly (62) and lean on to paste at the inner wall of agitator tank (1) and slide.

2. The hot in-place recycling and heating remixing apparatus of claim 1, further comprising: drive assembly (61) is including sliding drive spare (611) and drive block (612), sliding drive spare (611) fixed mounting is on the roof of agitator tank (1), the output of sliding drive spare (611) is coaxial with (mixing) shaft (2), and rotates with (mixing) shaft (2) and be connected, the roof of agitator tank (1) runs through and is provided with sliding hole (103), vertical wear to establish sliding hole (103) of (mixing) shaft (2), and slide in sliding hole (103), the inner wall fixed connection of drive block (612) and sliding hole (103), the lateral wall of (mixing) shaft (2) is provided with sliding groove (20), sliding groove (20) are seted up downwards along the circumference spiral of (mixing) shaft (2), drive block (612) are inserted and are established in sliding groove (20).

3. The hot in-place recycling and heating remixing apparatus of claim 2, further comprising: scrape and get subassembly (62) and include a plurality of boards (621) of scraping, scrape one end fixed connection who gets board (621) and puddler (3) and keep away from (mixing) shaft (2), scrape one side that gets board (621) and keep away from puddler (3) and offset with the inner wall of agitator tank (1) and paste.

4. The hot-in-place recycling and heating remix apparatus of claim 3, wherein: the one end of scraping board (621) and keeping away from puddler (3) is provided with rubber pad (7), one side that scraping board (621) was kept away from in rubber pad (7) is laminated mutually with the inner wall of agitator tank (1).

5. The hot in-place recycling and heating remixing apparatus of claim 4, wherein: one side that rubber pad (7) are close to puddler (3) is provided with inserted block (71), one side that puddler (3) were kept away from to scrape board (621) is provided with and supplies inserted block (71) to insert jack (6210) of establishing, jack (6210) and inserted block (71) interference fit.

6. The hot in-place recycling and heating remixing apparatus of claim 2, further comprising: be provided with brush (8) on the interior roof of agitator tank (1), brush (8) are laid along the edge of sliding hole (103), brush (8) and (mixing) shaft (2) lateral wall looks butt.

7. The hot-in-place recycling and heating remix apparatus of claim 2, wherein: dwang (9) have been erect to agitator tank (1) inner wall, dwang (9) are worn to be equipped with rotor plate (11), dwang (9) link to each other through torsional spring (10) with rotor plate (11), rotor plate (11) are mutually perpendicular with (mixing) shaft (2), work as (mixing) shaft (2) and rotor plate (11) looks butt drive rotor plate (11) and use dwang (9) to rotate as the axle.

8. The hot in-place recycling and heating remixing apparatus of claim 1, further comprising: the side wall of agitator tank (1) runs through and is provided with observation mouth (104), observe mouthful (104) inner wall fixedly connected with observation board (12).

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