CN214826486U

CN214826486U - Asphalt mixture lifting device

Info

Publication number: CN214826486U
Application number: CN202121322110.1U
Authority: CN
Inventors: 赵雪帮
Original assignee: Taiyuan Rongtai Road Building Material Co ltd
Current assignee: Taiyuan Rongtai Road Building Material Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-11-23
Anticipated expiration: 2031-06-15

Abstract

The utility model belongs to the technical field of material lifting conveying equipment and specifically relates to a bituminous mixture lifting means is related to, it includes casing and hoist mechanism, the rigid coupling has the bracing piece that is used for supporting the casing on the casing, hoist mechanism for promoting the material is connected in the casing, chassis bottom is uncovered setting, chassis bottom is provided with complementary unit, complementary unit includes the storage hopper, expanding spring and fixed plate, the chassis bottom is located to the storage hopper cover and is slided with the casing and be connected, the bin outlet has been seted up to the bottom of storage hopper lateral wall, the fixed plate rigid coupling is on the bracing piece, the expanding spring rigid coupling is between storage hopper and fixed plate, the flexible direction of expanding spring is the same with the storage hopper direction of sliding. This application material is piled up in the storage hopper bottom, and the expanding spring compression, the storage hopper downstream, and the material is discharged from the bin outlet simultaneously, reduces material and the holistic height of storage hopper, reduces the material and piles up the resistance to hoist mechanism, has the effect that weakens the material and pile up the influence degree to hoist mechanism.

Description

Asphalt mixture lifting device

Technical Field

The application relates to the field of material lifting and conveying equipment, in particular to asphalt mixture lifting equipment.

Background

In the production process of the asphalt mixture, the materials need to be lifted and conveyed from a low position to a high position, and the lifting equipment is widely applied.

The existing lifting equipment comprises a casing 1 and a lifting mechanism 2, wherein the casing 1 is of a hollow shell structure, the bottom of the side wall of the casing 1 is fixedly connected with a feed hopper 12, the feed hopper 12 is communicated with the casing 1, the top of the side wall of the casing 1 is fixedly connected with a discharge hopper 13, and the discharge hopper 13 is communicated with the casing 1; the lifting mechanism 2 comprises a driving roller 21, a power motor 22, a driven roller 23, a conveyer belt 24 and a material lifting hopper 25, wherein the driving roller 21 is rotatably connected to the top of the side wall of the casing 1, the power motor 22 for driving the driving roller 21 to rotate is fixedly connected to the casing 1, the driven roller 23 is rotatably connected to the bottom of the side wall of the casing 1, the conveyer belt 24 is sleeved between the driving roller 21 and the driven roller 23, a plurality of material lifting hoppers 25 are arranged, the plurality of material lifting hoppers 25 are uniformly distributed at intervals along the length direction of the conveyer belt 24, the material lifting hoppers 25 are fixedly connected to the conveyer belt 24, the material feeding hopper 12, the material discharging hopper 13 and the conveyer belt 24 are positioned on the same plane, when in use, the power motor 22 is started, the driving roller 21 is driven by the power motor 22 to rotate, the driven roller 23 and the conveyer belt 24 rotate along with the rotation of the driving roller 21, materials fall into the material lifting hoppers 25 after entering from the material feeding hopper 12, the material lifting hoppers 25 with the highest point along with the conveyer belt 24 to move downwards, the direction of the material lifting hopper 25 is changed to throw out the material, the material enters the material discharging hopper 13 and is discharged out of the machine shell 1 through the material discharging hopper 13, the material lifting hopper 25 moves downwards to the lowest point and then moves upwards, and the material lifting and conveying are completed in such a circulating way.

To the correlation technique among the above-mentioned, the inventor thinks that the material promotes the transportation in-process, and constantly there is the material to drop to the casing bottom, and the material is piled up for a long time and can be carried the very big resistance that produces to hoist mechanism, influences hoist mechanism work.

SUMMERY OF THE UTILITY MODEL

In order to weaken the influence degree of material piling on the lifting mechanism, the application provides an asphalt mixture lifting device.

The application provides an asphalt mixture lifting means adopts following technical scheme:

the utility model provides an asphalt mixture lifting means, including casing and hoist mechanism, the vertical setting of casing, the rigid coupling has the bracing piece that is used for supporting the casing on the casing, a hoist mechanism for promoting the material is connected in the casing, chassis bottom is uncovered setting, chassis bottom is provided with complementary unit, complementary unit includes the storage hopper, expanding spring and fixed plate, the chassis bottom is located to the storage hopper cover and slides with the casing and be connected, the bin outlet has been seted up to the bottom of storage hopper lateral wall, the fixed plate rigid coupling is on the bracing piece, the expanding spring rigid coupling is between storage hopper and fixed plate, the expanding spring direction is the same with the storage hopper direction of sliding.

Through adopting above-mentioned technical scheme, in-process when lifting means transported substance material, constantly have the material to drop to the storage hopper in, the material constantly piles up in the storage hopper bottom, partial material is from bin outlet discharge storage hopper, reduce the degree of piling up of material in the storage hopper, weaken the material and pile up the resistance to hoist mechanism, when the material in the storage hopper is more, the storage hopper gravity that holds the material increases, the expanding spring compression, the storage hopper moves down, reduce the holistic height of material and storage hopper, it piles up the resistance to hoist mechanism to reduce the material, reach and weaken the material and pile up the purpose to hoist mechanism influence degree.

Optionally, the bottom of the storage hopper is arranged obliquely downwards towards the discharge opening.

Through adopting above-mentioned technical scheme, because the bottom slope setting of storage hopper inner wall, the material slides along the inclined plane of storage hopper under the effect of gravity, and the material of being convenient for slides to discharge opening department, and the material is followed discharge opening discharge storage hopper afterwards, has improved the convenience of material discharge storage hopper, weakens the accumulational degree of material in the storage hopper, and then weakens the material and piles up the influence degree to hoist mechanism.

Optionally, the storage hopper is close to that material discharge opening department articulates there is the board that seals that is used for sealing the material discharge opening confined, is provided with control mechanism on the storage hopper, and control mechanism includes branch, coupling spring and butt plate, and the branch rigid coupling is in the storage hopper lateral wall for promote the coupling spring rigid coupling that seals the board towards being close to the material discharge opening direction on branch, and the butt plate rigid coupling is kept away from branch one end in coupling spring, butt plate and the board butt that seals.

Through adopting above-mentioned technical scheme, when having few part materials to pile up in the storage hopper, the material is less to hoist mechanism's resistance, hoist mechanism promotes to carry the material of piling up simultaneously and is convenient for improve material lifting transport efficiency, external force is applyed to sealing the board to connecting spring, make and seal board and storage hopper butt and seal the bin outlet, when the material piles up more in the storage hopper, the material is great and to the direction promotion towards keeping away from the storage hopper sealing the board to the pressure of sealing the board, connecting spring compression, sealing the board and opening the bin outlet, unnecessary accumulational material is discharged from the bin outlet, adjust the degree of piling up of material in the storage hopper, weaken the material and pile up the influence degree to hoist mechanism.

Optionally, a guide piece is arranged between the supporting rod and the abutting plate, the guide piece comprises a guide pipe and a telescopic pipe, the guide pipe is fixedly connected to the supporting rod, the guide pipe is parallel to the connecting spring, the telescopic pipe is inserted into the guide pipe and connected with the guide pipe in a sliding manner, and one end of the telescopic pipe, far away from the guide pipe, is fixedly connected to the abutting plate.

Through adopting above-mentioned technical scheme, connecting spring takes place elastic deformation and the in-process that stretches out and draws back, and flexible pipe is located the stand pipe and slides along the stand pipe, and flexible pipe removal leads connecting spring is flexible, has weakened the flexible in-process of connecting spring and has taken place the degree of bending and rocking, has improved the stability when connecting spring uses.

Optionally, one side of the abutting plate, which is close to the sealing plate, is rotatably connected with a roller, and the roller is in rolling contact with the sealing plate.

Through adopting above-mentioned technical scheme, seal the rotatory in-process of opening and closing of board, the gyro wheel rotates, and the gyro wheel with seal the board rolling contact, reduced the butt and seal the frictional force between the board, weakened and sealed the board and the butt between take place to slide and cause the degree of wearing and tearing, improved the protectiveness to sealing board and butt board.

Optionally, the bottom in the storage hopper is provided with clearance mechanism, and clearance mechanism includes scraper blade, brush hair and drive assembly, and the scraper blade is located the storage hopper bottom, and the brush hair rigid coupling is close to the lateral wall of storage hopper in the scraper blade, and the brush hair is connected in the storage hopper with the bottom surface butt of storage hopper inner wall for the drive assembly that the drive scraper blade removed towards being close to or keeping away from the bin outlet direction is connected in the storage hopper.

Through adopting above-mentioned technical scheme, when clearing up storage hopper bottom, drive assembly drive scraper blade removes towards the direction that is close to or keeps away from the bin outlet, and the material that the scraper blade promoted the storage hopper bottom removes to the bin outlet and discharges, and the relative slip takes place for the brush hair and storage hopper bottom, and the brush hair further clears up the material of storage hopper bottom, reduces remaining of material in the storage hopper, has improved the convenience of storage hopper clearance.

Optionally, the drive assembly includes driving piece, lead screw, cooperation piece and guide bar, and the lead screw is parallel with the storage hopper bottom surface, and the lead screw rotates to be connected on the storage hopper for drive lead screw pivoted driving piece rigid coupling is on the storage hopper, and cooperation piece cover is located on the lead screw and is used with the lead screw cooperation, and the guide bar is parallel and the rigid coupling on the storage hopper with the lead screw, and the cooperation piece slides with the guide bar and is connected, and the cooperation piece can be dismantled with the scraper blade and be connected.

Through adopting above-mentioned technical scheme, when drive assembly drive scraper blade removed, start the driving piece, the driving piece drives the lead screw and rotates, thereby the lead screw rotates and makes the cooperation piece slide along the lead screw, and the guide bar removes the cooperation piece and leads, and the scraper blade removes along with the cooperation piece removes to the realization is to the clearance of storage hopper bottom material.

Optionally, be provided with the mounting on the cooperation piece, the mounting includes fixing bolt and nut, and fixing bolt passes cooperation piece and scraper blade, and the nut cover is located fixing bolt and is fixed.

Through adopting above-mentioned technical scheme, when installing the scraper blade, with scraper blade and cooperation piece butt, pass cooperation piece and scraper blade with fixing bolt afterwards, the nut of screwing afterwards, nut and fixing bolt are fixed cooperation piece and scraper blade, and the scraper blade damages the back, is convenient for change the scraper blade dismouting.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the auxiliary mechanism, after materials are stacked in the material storage hopper, the telescopic spring is compressed to reduce the height of the materials, and meanwhile, the stacked materials are discharged from the discharge port, so that the resistance of the material stacking on the lifting mechanism is reduced, and the effect of weakening the influence degree of the material stacking on the lifting mechanism is generated;

2. by arranging the sealing plate and the control mechanism, the control mechanism adjusts the opening and closing of the sealing plate, so that the accumulation degree of materials in the material storage hopper is adjusted, and the effect of weakening the influence degree of material accumulation on the lifting mechanism is generated;

3. through setting up clearance mechanism, accumulational material is cleared up in scraper blade and brush hair to the storage hopper, has produced the effect that improves the storage hopper clearance convenience.

Drawings

FIG. 1 is a background art drawing of the present application;

FIG. 2 is a schematic structural diagram of an embodiment of the present application;

FIG. 3 is a partial cross-sectional view highlighting the lifting mechanism;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

fig. 5 is a partially enlarged view at B in fig. 3.

Description of reference numerals: 1. a housing; 11. a support bar; 12. a feed hopper; 13. a discharge hopper; 2. a lifting mechanism; 21. a drive roll; 22. a power motor; 23. a driven roller; 24. a conveyor belt; 25. a material lifting hopper; 3. an auxiliary mechanism; 31. a storage hopper; 311. a discharge outlet; 312. a sealing plate; 313. feeding a hopper; 32. a tension spring; 33. a fixing plate; 4. a control mechanism; 41. a strut; 42. a connecting spring; 43. a butt joint plate; 431. a roller; 44. a guide member; 441. a guide tube; 442. a telescopic pipe; 5. a cleaning mechanism; 51. a squeegee; 52. brushing; 53. a drive assembly; 531. a drive member; 532. a lead screw; 533. a matching block; 534. a guide bar; 535. a fixing member; 5351. fixing the bolt; 5352. and a nut.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

The embodiment of the application discloses bituminous mixture lifting means. Referring to fig. 2 and 3, an asphalt mixture lifting device includes casing 1, hoist mechanism 2 and complementary unit 3, and the vertical setting of casing 1 for hoist mechanism 2 with the material promotion transportation connects in casing 1, and complementary unit 3 sets up in casing 1 bottom, and complementary unit 3 adjusts the degree of piling up of casing 1 bottom material, reduces the material and piles up the resistance to hoist mechanism 2, reaches the purpose that weakens the material and piles up the degree of influence to hoist mechanism 2.

Referring to fig. 2 and 3, the casing 1 is vertically arranged, the casing 1 is a hollow shell structure, the side wall of the casing 1 is fixedly connected with a plurality of support rods 11, and the plurality of support rods 11 are distributed around the casing 1 at intervals; a feed hopper 12 is fixedly connected to the bottom of the side wall of the casing 1, the feed hopper 12 is communicated with the inside of the casing 1, a discharge hopper 13 is fixedly connected to the top of the side wall of the casing 1, the discharge hopper 13 is communicated with the inside of the casing 1, and the feed hopper 12, the discharge hopper 13 and the lifting mechanism 2 are positioned on the same plane; the bottom of the machine shell 1 is open; the auxiliary mechanism 3 comprises a storage hopper 31, a telescopic spring 32 and a fixing plate 33, the storage hopper 31 is sleeved at the bottom of the machine shell 1 and is connected with the machine shell 1 in a vertical sliding manner, a discharge opening 311 is formed in the bottom of the side wall of the storage hopper 31, a blanking hopper 313 is fixedly connected to the position, close to the discharge opening 311, of the storage hopper 31, the blanking hopper 313 is arranged in a downward inclined manner towards the direction far away from the storage hopper 31, the bottom of the storage hopper 31 is arranged in a downward inclined manner towards the position close to the discharge opening 311, a sealing plate 312 for sealing the discharge opening 311 is hinged to the position, close to the discharge opening 311, of the storage hopper 31, and a control mechanism 4 for pushing the sealing plate 312 towards the direction close to the discharge opening 311 is arranged on the storage hopper 31; fixed plate 33 level sets up, and fixed plate 33 rigid coupling in bracing piece 11 bottom, the vertical setting of expanding spring 32, expanding spring 32 are provided with a plurality ofly, and a plurality of expanding spring 32 rigid couplings are between storage hopper 31 and fixed plate 33.

Referring to fig. 3, the lifting mechanism 2 includes a driving roller 21, a power motor 22, a driven roller 23, a conveying belt 24 and a material lifting hopper 25, the driving roller 21 is rotatably connected to the top of the side wall of the casing 1, the power motor 22 is fixedly connected to the casing 1 for driving the driving roller 21 to rotate, the driven roller 23 is rotatably connected to the bottom of the side wall of the casing 1, the conveying belt 24 is sleeved between the driving roller 21 and the driven roller 23, the material lifting hopper 25 is provided with a plurality of material lifting hoppers 25, the plurality of material lifting hoppers 25 are uniformly distributed along the length direction of the conveying belt 24 at intervals, and the material lifting hoppers 25 are fixedly connected to the conveying belt 24.

When the material lifting device is used, the power motor 22 is started, the power motor 22 drives the driving roller 21 to rotate, the driven roller 23 and the conveying belt 24 rotate along with the rotation of the driving roller 21, materials fall into the material lifting hopper 25 after entering from the material feeding hopper 12, the material lifting hopper 25 storing the materials is lifted to the highest point along with the conveying of the conveying belt 24 and then moves downwards, the direction of the material lifting hopper 25 is changed to throw out the materials, the materials enter the material discharging hopper 13 and are discharged out of the machine shell 1 through the material discharging hopper 13, the material lifting hopper 25 moves upwards after moving downwards to the lowest point, and the material lifting and conveying are circularly completed; the materials continuously drop to the bottom of the storage hopper 31, the lifting hopper 25 is in contact with the materials at the bottom of the storage hopper 31 in the motion process, meanwhile, the storage hopper 31 lifts and conveys part of the materials, the materials are continuously accumulated, the gravity of the storage hopper 31 containing the materials is increased, the expansion spring 32 is compressed, the storage hopper 31 moves downwards, the overall height of the materials and the storage hopper 31 is reduced, the resistance of the material accumulation on the motion of the lifting hopper 25 is reduced, and the influence degree of the material accumulation on the lifting mechanism 2 is further weakened; when the material is constantly piled up, the thrust that the material produced to sealing plate 312 constantly increases, and when the thrust of material to sealing plate 312 was greater than control mechanism 4 and was to sealing plate 312's thrust, sealing plate 312 rotated and is opened, and the material moved to bin outlet 311 along the inclined plane of storage hopper 31, and the material moved outside hopper 313 discharge storage hopper 31 through bin outlet 311 afterwards, weakened the accumulational degree of material in the storage hopper 31, and then weakened the material and piled up the influence degree to hoist mechanism 2.

Referring to fig. 3 and 4, the control mechanism 4 includes a supporting rod 41, a connecting spring 42, a contact plate 43 and a guiding element 44, the supporting rod 41 is fixedly connected to the side wall of the storage hopper 31 near the discharge opening 311, the connecting spring 42 is perpendicular to the side wall of the machine case 1, the connecting spring 42 is fixedly connected to the supporting rod 41, the contact plate 43 is fixedly connected to one end of the connecting spring 42 far from the supporting rod 41, one side of the contact plate 43 near the sealing plate 312 is rotatably connected with a roller 431, and the roller 431 is in rolling contact with the sealing plate 312; the guiding element 44 comprises a guiding tube 441 and a telescopic tube 442, the guiding tube 441 is fixedly connected to the supporting rod 41, the guiding tube 441 is parallel to the connecting spring 42, the telescopic tube 442 is inserted into the guiding tube 441 and slidably connected with the guiding tube 441, and one end of the telescopic tube 442, which is far away from the guiding tube 441, is fixedly connected to the abutting plate 43.

When materials are accumulated continuously and the thrust of the materials to the sealing plate 312 is greater than the external force of the control mechanism 4 to the sealing plate 312, the sealing plate 312 is opened by rotation, the roller 431 rotates, and the roller 431 is in rolling contact with the sealing plate 312, so that the degree of abrasion between the sealing plate 312 and the abutting plate 43 is weakened, and the protection of the sealing plate 312 and the abutting plate 43 is improved; meanwhile, the connecting spring 42 is compressed, the extension tube 442 is inserted into the guide tube 441, the extension tube 442 moves to guide the connecting spring 42, the bending and shaking degree of the connecting spring 42 is weakened, and the use stability of the control mechanism 4 is improved; the piled materials are discharged from the discharge opening 311, when the materials are reduced continuously, the thrust of the materials to the sealing plate 312 is reduced, the connecting spring 42 is extended, the extension tube 442 slides along the guide tube 441, the control mechanism 4 pushes the sealing plate 312 towards the direction close to the storage hopper 31, the sealing plate 312 rotates and closes the discharge opening 311, the piling degree of the materials in the storage hopper 31 is adjusted, and the influence degree of the piling of the materials on the lifting mechanism 2 is weakened.

Referring to fig. 5, a cleaning mechanism 5 is disposed at the bottom inside the storage hopper 31, the cleaning mechanism 5 includes a scraper 51, bristles 52 and a driving assembly 53, the driving assembly 53 includes a driving member 531, a lead screw 532, a matching block 533 and a guide rod 534, in this embodiment, the driving member 531 is a forward and reverse rotation motor, the lead screw 532 is parallel to the bottom of the storage hopper 31, one end of the lead screw 532 is rotatably connected to a side wall of the storage hopper 31 near the discharge opening 311, the other end of the lead screw 532 is rotatably connected to a side wall of the storage hopper 31 opposite to the discharge opening 311, the driving member 531 is fixedly connected to the storage hopper 31, an output shaft of the driving member 531 is fixedly connected to an end of the lead screw 532, the matching block 533 is sleeved on the lead screw 532 and is used in cooperation with the lead screw 532, the guide rod 534 is parallel to the lead screw 532 and is fixedly connected to the storage hopper 31, and the guide rod 534 passes through the matching block 533 and is connected to the matching block 533 in a sliding manner; the matching block 533 is provided with a fixing member 535, the fixing member 535 comprises a fixing bolt 5351 and a nut 5352, the fixing bolt 5351 passes through the matching block 533 and the scraper 51, and the nut 5352 is sleeved on the fixing bolt 5351 and fixed; the brush 52 is fixed to the bottom of the scraper 51, and the brush 52 abuts against the bottom surface of the inner wall of the storage hopper 31.

When the bottom of the storage hopper 31 is cleaned, the driving piece 531 is started, the driving piece 531 drives the lead screw 532 to rotate, the lead screw 532 rotates, so that the matching block 533 slides along the lead screw 532, the guide rod 534 guides the movement of the matching block 533, and the movement stability of the matching block 533 is improved; scraper blade 51 moves towards the direction that is close to or keeps away from bin outlet 311 along with the removal of cooperation piece 533, and scraper blade 51 promotes the material of storage hopper 31 bottom and moves to bin outlet 311 and discharges, and relative slip takes place for brush hair 52 and storage hopper 31 bottom, and brush hair 52 further clears up the material of storage hopper 31 bottom, reduces the residue of the interior material of storage hopper 31, has improved the convenience of storage hopper 31 clearance.

The implementation principle of the asphalt mixture lifting equipment in the embodiment of the application is as follows: when the lifting equipment conveys materials, the materials continuously fall and are accumulated at the bottom of the storage hopper 31, when more materials are in the storage hopper 31, the gravity of the storage hopper 31 containing the materials is increased, the telescopic spring 32 is compressed, the storage hopper 31 moves downwards, the overall height of the materials and the storage hopper 31 is reduced, and the resistance of the material accumulation to the lifting mechanism 2 is reduced; meanwhile, the thrust of the material to the sealing plate 312 is greater than the thrust of the control mechanism 4 to the sealing plate 312, the sealing plate 312 is opened, the material is discharged from the discharge opening 311, the accumulation degree of the material in the storage hopper 31 is adjusted, and the purpose of weakening the influence degree of the material accumulation on the lifting mechanism 2 is achieved.

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

Claims

1. The utility model provides an asphalt mixture lifting means, includes casing (1) and hoist mechanism (2), casing (1) vertical setting, and the rigid coupling has bracing piece (11) that are used for supporting casing (1) on casing (1), and hoist mechanism (2) for promoting the material are connected in casing (1), its characterized in that: casing (1) bottom is uncovered setting, casing (1) bottom is provided with complementary unit (3), complementary unit (3) include storage hopper (31), expanding spring (32) and fixed plate (33), casing (1) bottom and casing (1) the connection of sliding are located to storage hopper (31) cover, bin outlet (311) have been seted up to the bottom of storage hopper (31) lateral wall, fixed plate (33) rigid coupling is on bracing piece (11), expanding spring (32) rigid coupling is between storage hopper (31) and fixed plate (33), expanding spring (32) flexible direction is the same with storage hopper (31) direction of sliding.

2. An asphalt mixture lifting device according to claim 1, characterized in that: the bottom of the storage hopper (31) is arranged downwards in an inclined mode towards the position close to the discharge opening (311).

3. An asphalt mixture lifting device according to claim 1, characterized in that: storage hopper (31) are close to bin outlet (311) department and articulate and are used for sealing board (312) with bin outlet (311) confined, be provided with control mechanism (4) on storage hopper (31), control mechanism (4) include branch (41), coupling spring (42) and butt plate (43), branch (41) rigid coupling in storage hopper (31) lateral wall, be used for towards being close to connecting spring (42) rigid coupling on branch (41) that bin outlet (311) direction promoted to seal board (312), butt plate (43) rigid coupling is kept away from branch (41) one end in coupling spring (42), butt plate (43) and sealing board (312) butt.

4. An asphalt mixture lifting device according to claim 3, characterized in that: be provided with guide (44) between branch (41) and butt joint board (43), guide (44) include stand pipe (441) and flexible pipe (442), stand pipe (441) rigid coupling is on branch (41), stand pipe (441) is parallel with connecting spring (42), flexible pipe (442) insert in stand pipe (441) and with stand pipe (441) connection that slides, flexible pipe (442) keep away from stand pipe (441) one end rigid coupling on butt joint board (43).

5. An asphalt mixture lifting device according to claim 3, characterized in that: one side of the abutting plate (43) close to the sealing plate (312) is rotatably connected with a roller (431), and the roller (431) is in rolling contact with the sealing plate (312).

6. An asphalt mixture lifting device according to claim 1, characterized in that: bottom in storage hopper (31) is provided with clearance mechanism (5), clearance mechanism (5) include scraper blade (51), brush hair (52) and drive assembly (53), scraper blade (51) are located storage hopper (31) bottom, brush hair (52) rigid coupling is close to the lateral wall of storage hopper (31) in scraper blade (51), and brush hair (52) and the bottom surface butt of storage hopper (31) inner wall for drive scraper blade (51) are connected in storage hopper (31) towards being close to or keeping away from drive assembly (53) that bin outlet (311) direction removed.

7. An asphalt mixture lifting device according to claim 6, characterized in that: drive assembly (53) are including driving piece (531), lead screw (532), cooperation piece (533) and guide bar (534), lead screw (532) are parallel with storage hopper (31) bottom surface, lead screw (532) rotate to be connected on storage hopper (31), be used for driving lead screw (532) pivoted driving piece (531) rigid coupling on storage hopper (31), cooperation piece (533) cover is located on lead screw (532) and is used with lead screw (532) cooperation, guide bar (534) are parallel and rigid coupling on storage hopper (31) with lead screw (532), cooperation piece (533) slide with guide bar (534) and are connected, cooperation piece (533) can dismantle with scraper blade (51) and be connected.

8. An asphalt mixture lifting device according to claim 7, characterized in that: the fixing piece (535) is arranged on the matching block (533), the fixing piece (535) comprises a fixing bolt (5351) and a nut (5352), the fixing bolt (5351) penetrates through the matching block (533) and the scraper (51), and the nut (5352) is sleeved on the fixing bolt (5351) and fixed.