CN214783082U

CN214783082U - Environment-friendly asphalt concrete mixing equipment

Info

Publication number: CN214783082U
Application number: CN202120357094.3U
Authority: CN
Inventors: 荣玉洁; 曹书铭
Original assignee: Bengbu Sichuang Asphalt Pavement Engineering Co ltd
Current assignee: Bengbu Sichuang Asphalt Pavement Engineering Co ltd
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-11-19
Anticipated expiration: 2031-02-06

Abstract

The utility model relates to an environment-friendly asphalt concrete mixing equipment, it includes the agitator tank, and the top of agitator tank is equipped with two feed inlets and two sets of feeding subassemblies to install agitator motor, rotate in the agitator tank and be equipped with the (mixing) shaft, fixedly connected with stirring vane on the (mixing) shaft, the feeding subassembly includes support frame, feeder hopper, spring, vibrating motor and soft takeover, and two feeder hoppers among two sets of feeding subassemblies are pitch fill and rubble fill respectively, install the sieve in the rubble fill. During this application feed, start vibrating motor, the feeder hopper vibration, with pitch, the pitch fill is put into respectively to the rubble, in the rubble fill, the sieve sieves the rubble material, small-size grit is shaken off to the lower part of rubble fill, and all get into with pitch through soft takeover and feed inlet and mix the room in advance, the big particle size rubble is stayed on the sieve, realize the screening of rubble material, it mix with the massive rubble easily in the finished product material after having solved and mixed, influence the problem that the follow-up processing of finished product material was used.

Description

Environment-friendly asphalt concrete mixing equipment

Technical Field

The application relates to the technical field of asphalt concrete processing, in particular to environment-friendly asphalt concrete mixing equipment.

Background

The asphalt concrete is a mixture prepared by manually selecting mineral aggregate, broken stone mineral powder and the like with a certain gradation composition and mixing the mineral aggregate, broken stone mineral powder and the like with a certain proportion of road asphalt material under strictly controlled conditions. At present, various roads in China are basically asphalt concrete roads, and need to be repaired or re-paved after being used for a certain period of time, so that the produced old asphalt concrete pavement material has great utilization value. The waste asphalt concrete pavement is crushed and heated by utilizing the asphalt pavement recycling technology, and then can be mixed in new stone again for stirring and recycling, so that the environmental pollution of the waste asphalt mixture is avoided.

At present, chinese patent with publication No. CN109736169B discloses an asphalt concrete recycling stirring apparatus, which comprises a stirring barrel, wherein a heating cavity is arranged at the bottom of the stirring barrel, a heating source is arranged in the heating cavity, an upper stirring shaft is vertically arranged in the stirring barrel, a plurality of upper stirring blades are arranged on the upper stirring shaft, the bottom of the upper stirring shaft is vertically and slidably connected with a lower stirring shaft, a plurality of lower stirring blades are arranged on the lower stirring shaft, a motor is connected to the upper stirring shaft, and the lower stirring shaft is connected with a driving mechanism for driving the lower stirring shaft to vertically move. During operation, start heating source and motor, then put into the agitator with asphalt concrete in, go up stirring vane and lower stirring vane in the agitator internal rotation to stir asphalt concrete, because (mixing) shaft and last (mixing) shaft sliding connection down, at the in-process of stirring, utilize actuating mechanism drive lower mixing shaft rebound, can upwards promote the asphalt concrete of agitator bottom, the pitch that reduces the agitator bottom receives high temperature heating for a long time and leads to ageing possibility. However, when the asphalt concrete is prepared and processed in the above scheme, the crushed stone materials cannot be effectively screened, so that massive crushed stones are easily mixed in the mixed finished product materials, and the subsequent processing and use of the finished product materials are affected.

In view of the above-mentioned related technologies, the inventors believe that there is a defect that large crushed stones are easily mixed in the mixed finished material, which affects the subsequent processing and use of the finished material.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that big cubic rubble of mixing with in the finished product material after the mixture, the follow-up processing that influences the finished product material is used, this application provides an environment-friendly asphalt concrete mixing equipment.

The application provides an environment-friendly asphalt concrete mixing equipment adopts following technical scheme:

an environment-friendly asphalt concrete mixing device comprises a mixing tank, wherein two feed inlets are formed in the top end of the mixing tank, a mixing motor is installed on the top end of the mixing tank, a mixing shaft is rotatably arranged in the mixing tank, the mixing shaft is fixedly connected with an output shaft of the mixing motor, a mixing blade is fixedly connected onto the mixing shaft, a feeding assembly is arranged on the top surface of the mixing tank, the feeding assembly comprises a support frame fixedly arranged on the top surface of the mixing tank, a feeding hopper arranged on the support frame, a spring arranged between the support frame and the feeding hopper, a vibrating motor arranged on the feeding hopper and a flexible connecting pipe for connecting the feeding hopper with the feed inlets, the feeding assembly is provided with two groups and respectively corresponds to the two feed inlets, the feeding hopper in one feeding assembly is an asphalt hopper, the feeding hopper in the other feeding assembly is a crushed stone hopper, and a sieve plate is arranged in the gravel bucket.

Through adopting above-mentioned technical scheme, during the feeding, start vibrating motor and agitator motor, the feeder hopper vibrates on the support frame, (mixing) shaft and stirring vane rotate in the agitator tank, then with pitch, the rubble is put into the pitch fill respectively, in the rubble fill, pitch in the pitch fill passes through the flexible coupling pipe and the feed inlet gets into in the agitator tank, rubble fill internal diameter is less than sieve mesh diameter's rubble granule and shakes off downwards, and it mixes with pitch to receive stirring vane's stirring, and the rubble granule that the diameter is greater than sieve mesh diameter then stays on the sieve, sieve the rubble material with this, the problem of the follow-up processing use of the finished product material of mixing is solved easily to mix with the bold form rubble in the finished product material effectively.

Optionally, the gravel bucket comprises a lower trapezoidal bucket arranged on the support frame, an upper trapezoidal bucket used for placing the sieve plate and a locking piece used for fixing the lower trapezoidal bucket and the upper trapezoidal bucket, and the lower trapezoidal bucket is hinged to the upper trapezoidal bucket.

By adopting the technical scheme, when the device works, the locking piece enables the lower trapezoidal hopper and the upper trapezoidal hopper to be fixedly connected, so that the gravel hopper is a stable whole; when the rubble granule of major diameter need clear up on the sieve, only need adjust the locking piece, make its fixed action to going up trapezoidal fill and trapezoidal fill down relieve, then turn over trapezoidal fill can lift out the rubble granule of major diameter on the sieve, simple structure, convenient operation.

Optionally, the locking piece includes with last fixed block of going up trapezoidal fill fixed connection, with trapezoidal fill fixed connection's lower fixed block down and locate go up the fixed block with bolt between the fixed block down, go up the fixed block with all seted up the U-shaped groove on the fixed block down, the one end of bolt articulate in go up the fixed block U-shaped inslot, the other end of bolt with the fixed block down the U-shaped groove rotate to be connected, threaded connection has on the bolt with the nut that supports tightly under the fixed block bottom surface.

By adopting the technical scheme, when the device works, the nut is in a screwed state and is abutted against the bottom surface of the lower fixing block, one end of the bolt is fixedly connected with the upper fixing block, the other end of the bolt is fixed in the U-shaped groove of the lower fixing block through the nut, the upper fixing block is fixedly connected with the lower fixing block through the limitation of the bolt, and then the lower trapezoidal hopper is fixedly connected with the upper trapezoidal hopper; when the upper trapezoidal bucket needs to be turned over, the locking piece can be released from the fixing effect of the upper trapezoidal bucket and the lower trapezoidal bucket only by loosening the nut to enable the upper trapezoidal bucket to move downwards and then rotating the bolt to enable the bottom end of the upper trapezoidal bucket to rotate out of the U-shaped groove of the lower fixing block.

Optionally, an enclosing edge with an L-shaped cross section is fixedly arranged on the outer side edge of the bottom of the upper trapezoidal hopper, a seal strip is fixedly connected to the outer side wall of the top end of the lower trapezoidal hopper, and the enclosing edge is attached to the top surface and the side wall of the seal strip.

Through adopting above-mentioned technical scheme, when going up trapezoidal fill and fixing trapezoidal fill down on, the edge of enclosing that sets up carries out the cladding to the strip of paper used for sealing, has prevented effectively that the vibration from making trapezoidal fill and trapezoidal fill emergence dislocation down to the stability of going up trapezoidal fill and being connected is fought with trapezoidal down has been improved, and then has improved the holistic stability of rubble fill.

Optionally, the bottom surface of the upper trapezoidal hopper and the inner wall of the surrounding edge are both fixedly connected with elastic layers, and the elastic layers are tightly abutted to the sealing strips.

Through adopting above-mentioned technical scheme, closing trapezoidal fill lid under when trapezoidal fill, elastic deformation takes place for the elastic layer to support tightly between enclosing along and the strip of paper used for sealing, improved on the one hand trapezoidal fill and the stability that trapezoidal fill was connected down, on the other hand has reduced the vibration in-process, goes up trapezoidal fill and the trapezoidal possibility of fighting direct contact and causing wearing and tearing down.

Optionally, the hopper is separated to fixedly connected with in the agitator tank, a plurality of unloading holes have been seted up on the separating hopper, the upside, the downside of separating the hopper are respectively for mixing chamber, agitator chamber, stirring vane locates in the agitator chamber, the (mixing) shaft runs through the separating hopper, just fixedly connected with is located on the (mixing) shaft mix the blade in the chamber in advance.

Through adopting above-mentioned technical scheme, pitch and rubble get into behind the agitator tank, fall into earlier in the premix chamber, and the blade that mixes this moment rotates along with the (mixing) shaft to stir pitch and rubble and realize premixing, fall into the agitator chamber through the unloading hole again, and the stirring of blade that mixes makes the mixture of pitch and rubble more abundant, is favorable to improving stirring efficiency.

Optionally, the articulated heated board that is used for sheltering from on the interior top surface of agitator tank the feed inlet, the heated board with be equipped with the torsional spring between the agitator tank.

By adopting the technical scheme, when feeding, the insulation board is pressed to rotate downwards under the action of gravity of asphalt and crushed stone, and then the feeding hole is opened to feed; after the feeding is accomplished, the elastic action of torsional spring makes the heated board reset to shelter from the feed inlet formation, reduced the stirring jar in the heat by the outward possibility that gives off of feed inlet, have good heat preservation effect.

Optionally, discharge gate and fixedly connected with and the play feed cylinder of discharge gate intercommunication are seted up to the bottom of agitator tank, it is connected with the rotation axis to go out the feed cylinder internal rotation, fixedly connected with helical blade on the rotation axis, install on the play feed cylinder and be used for the drive rotation axis pivoted rotating electrical machines.

Through adopting above-mentioned technical scheme, the during operation, the material that the mixture in the agitator tank was accomplished falls to a feed cylinder in by the discharge gate, starts rotating electrical machines this moment and makes it drive the rotation axis rotation, and helical blade rotates along with the rotation axis to stir once more to the misce bene in the feed cylinder, promote until discharging to it simultaneously, have the dual effect that improves stirring efficiency and make things convenient for the ejection of compact.

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

1. during feeding, a vibration motor is started to vibrate the feeding hopper, asphalt and crushed stone are respectively placed into the asphalt hopper and the crushed stone hopper, the sieve plate sieves crushed stone materials, small-particle-size crushed stone is shaken to the lower part of the crushed stone hopper and enters the premixing chamber together with the asphalt through the soft connecting pipe and the feeding hole, large-particle-size crushed stone is left on the sieve plate to sieve the crushed stone materials, and the problem that subsequent processing and use of the mixed finished product materials are affected due to the fact that large-particle-size crushed stone is easily mixed in the mixed finished product materials is effectively solved;

2, the lower trapezoidal bucket and the upper trapezoidal bucket are fixedly connected by locking the locking piece, when the sieve plate needs to be cleaned, the locking piece is adjusted to release the fixing function, and the broken stone with large grain diameter on the sieve plate can be lifted out by turning over the upper trapezoidal bucket, so that the structure is simple and the operation is convenient;

3. after entering the stirring tank, the asphalt and the crushed stone fall into the premixing chamber firstly and are premixed by the stirring of the premixing blade, and then fall into the stirring chamber through the discharging hole, and the stirring of the premixing blade enables the asphalt and the crushed stone to be mixed more fully, thereby being beneficial to improving the stirring efficiency.

Drawings

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

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram of the stone crusher in the application example.

Description of reference numerals: 1. a stirring tank; 11. a feed inlet; 111. a thermal insulation board; 112. a torsion spring; 12. a separating hopper; 121. a blanking hole; 13. a premixing chamber; 14. a stirring chamber; 15. a discharge port; 151. a tripod; 2. a stirring motor; 21. a stirring shaft; 22. premixing blades; 23. a stirring blade; 3. a feed assembly; 31. a support frame; 32. an asphalt hopper; 33. a stone breaking bucket; 331. an upper trapezoidal hopper; 332. a lower trapezoidal hopper; 333. a surrounding edge; 334. a seal; 335. an elastic layer; 34. a spring; 35. a soft connecting pipe; 36. a vibration motor; 37. a sieve plate; 4. a locking member; 41. an upper fixed block; 411. a U-shaped groove; 42. a lower fixed block; 43. a bolt; 44. a nut; 5. a discharging barrel; 51. a rotating shaft; 52. a helical blade; 53. a rotating electric machine.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses environment-friendly asphalt concrete mixing equipment. Referring to fig. 1, the environment-friendly asphalt concrete mixing plant includes a mixing tank 1, a feeding assembly 3, a locking member 4, and a discharging barrel 5. The stirring tank 1 has a cylindrical shape with its axis vertical and its interior hollow. Two feed inlets 11 are arranged on the top surface of the stirring tank 1, and the openings of the feed inlets 11 are rectangular. A separating hopper 12 is fixedly connected in the stirring tank 1, the separating hopper 12 is in a cone shape, and the interior of the separating hopper 12 is hollow and has an upward opening. The partition hopper 12 is provided at the upper part of the agitation tank 1, and the upper side of the partition hopper 12 is a premixing chamber 13 and the lower side is an agitation chamber 14. The partition hopper 12 is provided with a plurality of blanking holes 121, and the blanking holes 121 communicate the premixing chamber 13 with the stirring chamber 14. The inner bottom surface of the stirring tank 1 is in a cone shape, the lowest end of the stirring tank is provided with a discharge hole 15, and the opening of the discharge hole 15 is circular.

Referring to fig. 1, a stirring motor 2 is installed on the top surface of a stirring tank 1, and an output shaft of the stirring motor 2 is directed vertically downward. The stirring shaft 21 is rotationally arranged in the stirring tank 1, the cross section of the stirring shaft 21 is circular, the rotating axis of the stirring shaft is vertical, and the top end of the stirring shaft penetrates out of the stirring tank 1 and is fixedly connected with the stirring motor 2. The inner bottom surface of the stirring tank 1 is fixedly connected with a tripod 151, and the tripod 151 is arranged on the upper side of the discharge hole 15. The stirring shaft 21 penetrates the partitioning bucket 12, and the bottom end thereof is supported on the tripod 151 and is rotatably connected with the tripod 151. The mixing shaft is fixedly connected with a premixing blade 22 and a stirring blade 23, the premixing blade 22 is arranged in the premixing chamber 13, and the stirring blade 23 is arranged in the stirring chamber 14. When the stirring motor 2 is started, the stirring motor 2 drives the premixing blade 22 and the stirring blade 23 to rotate through the rotating shaft.

Referring to fig. 1, the feeding assembly 3 includes a supporting bracket 31, a feeding hopper, a spring 34, a flexible connecting tube 35, and a vibration motor 36. The feed hopper is quadrangular frustum pyramid-shaped, the interior of the feed hopper is hollow, the opening of the feed hopper is upward, and the feed hopper is arranged on the support frame 31. The supporting frame 31 is a rectangular parallelepiped, and is fixed on the top surface of the stirring tank 1 and distributed on two sides of the feeding hopper. The spring 34 is fixed on the top surface of the top of the supporting frame 31, and the top end of the spring is fixedly connected with the side wall of the feeding hopper. The flexible connection tube 35 is made of flexible material and is corrugated. The bottom end of the flexible connecting pipe 35 is fixedly connected with the top surface of the stirring tank 1 and is communicated with the feeding hole 11; the top end of the flexible connecting pipe 35 is fixedly connected with the bottom surface of the feeding hopper and is communicated with the inside of the feeding hopper. The vibration motor 36 is mounted on the outside wall of the feed hopper, and when the vibration motor 36 is started, the vibration motor 36 raps the feed hopper to vibrate.

Referring to fig. 1, the feeding assemblies 3 are provided with two groups, and the two groups of feeding assemblies 3 respectively correspond to the two feeding ports 11. The feeding hopper in one of the feeding assemblies 3 is an asphalt hopper 32, and the feeding hopper in the other feeding assembly 3 is a gravel hopper 33. As shown in fig. 2, a sieve plate 37 is fixedly installed in the stone breaking bucket 33. During operation, the vibrating motor 36 and the stirring motor 2 are started, asphalt and crushed stone are respectively placed into the asphalt hopper 32 and the crushed stone hopper 33, the crushed stone particles are screened by the screen plate 37, crushed stone with large particle size is left on the screen plate 37, crushed stone with small particle size and asphalt enter the premixing chamber 13 through the soft connecting pipe 35 and the feeding port 11, are stirred by the premixing blade 22 and then enter the stirring chamber 14 through the blanking hole 121, mixing is realized through stirring of the stirring blade 23, and the problem that subsequent processing and use of finished products are affected due to the fact that large-block crushed stone is easily mixed in the mixed finished products is solved by screening of the crushed stone materials by the screen plate 37.

Referring to fig. 3, the rock breaking bucket 33 includes a lower trapezoidal bucket 332 and an upper trapezoidal bucket 331, and the lower trapezoidal bucket 332 is mounted on the supporting frame 31 and is fixedly connected to the spring 34. Go up trapezoidal fill 331 and lower trapezoidal fill 332 are articulated, and the bottom surface of going up trapezoidal fill 331 and the top surface laminating of lower trapezoidal fill 332, sieve 37 fixed mounting is in last trapezoidal fill 331. When the sieve plate 37 needs to be cleaned, the upper trapezoidal bucket 331 is turned over to lift out the broken stones with large particle size.

Referring to fig. 3, the locking member 4 includes an upper fixing block 41, a lower fixing block 42, a bolt 43, and a nut 44. The upper fixing block 41 and the lower fixing block 42 are both rectangular blocks, the upper fixing block 41 is fixedly connected with the upper trapezoidal bucket 331, the lower fixing block 42 is fixedly connected with the lower trapezoidal bucket 332, and the end, away from the upper trapezoidal bucket 331, of the upper fixing block 41 and the end, away from the lower trapezoidal bucket 332, of the lower fixing block 42 are both provided with a U-shaped groove 411. The top end of the bolt 43 is hinged in the U-shaped slot 411 of the upper fixing block 41, and the bottom end thereof passes through the U-shaped slot 411 of the lower fixing block 42 and is rotatably connected therewith. The nut 44 is threadedly sleeved on the bolt 43, and when the nut 44 is screwed, the nut 44 abuts against the bottom surface of the lower fixing block 42, so that the bolt 43 is fixed between the upper fixing block 41 and the lower fixing block 42, and the upper trapezoidal bucket 331 and the lower trapezoidal bucket 332 are fixedly connected. When the screen plate 37 is cleaned, the nut 44 is unscrewed and the bolt 43 is rotated again, so that the bottom end of the bolt 43 is rotated out of the U-shaped groove 411 of the lower fixing block 42, and the fixing function of the locking piece 4 can be released.

Referring to fig. 3, the outer edge of the bottom of the upper trapezoidal bucket 331 is fixedly provided with a surrounding edge 333, and the cross section of the surrounding edge 333 is L-shaped. The outer side wall of the top end of the lower trapezoidal bucket 332 is fixedly connected with a seal 334, and the cross section of the seal 334 is trapezoidal. The elastic layer 335 is fixedly connected to the bottom surface of the upper trapezoidal bucket 331 and the inner wall of the surrounding edge 333, the elastic layer 335 is made of rubber, the cross section of the elastic layer 335 on the bottom surface of the upper trapezoidal bucket 331 is rectangular, and the cross section of the elastic layer 335 on the inner wall of the surrounding edge 333 is L-shaped. When the upper trapezoidal bucket 331 is covered on the lower trapezoidal bucket 332, the elastic layer 335 on the bottom surface of the upper trapezoidal bucket 331 is attached to and tightly abutted against the top surface of the lower trapezoidal bucket 332, and the elastic layer 335 on the side wall of the surrounding edge 333 is attached to and tightly abutted against the top surface and the side wall of the seal 334, so that the connection stability of the upper trapezoidal bucket 331 and the lower trapezoidal bucket 332 is improved, and the possibility of abrasion caused by the contact of the upper trapezoidal bucket 331 and the lower trapezoidal bucket 332 is reduced.

Referring to fig. 2, an insulation board 111 is hinged to the inner top surface of the stirring tank 1, the insulation board 111 is rectangular plate-shaped, and a torsion spring 112 is provided between the insulation board 111 and the stirring tank 1. One end of the torsion spring 112 is fixedly connected with the heat insulation plate 111, and the other end is fixedly connected with the inner top surface of the stirring tank 1. When feeding, the asphalt and the broken stones press the heat insulation board 111 to open the feeding hole 11; after the feeding is finished, the heat insulation plate 111 shields the feeding hole 11 under the elastic action of the torsion spring 112, and the possibility that heat is dissipated outwards from the feeding hole 11 is reduced.

Referring to fig. 1, the discharge cylinder 5 is cylindrical, and has an axis perpendicular to the axis of the agitator tank 1 and fixedly connected to the bottom surface of the agitator tank 1. The top of the discharge barrel 5 is provided with a through hole which is communicated with the discharge hole 15. A rotating shaft 51 is rotatably connected in the discharging barrel 5, the rotating axis of the rotating shaft 51 is overlapped with the axis of the discharging barrel 5, and a spiral blade 52 is wound on the cylindrical surface of the rotating shaft 51 and fixedly connected with the cylindrical surface. The end face of the sealed end of the discharging cylinder 5 is provided with a rotating motor 53, and when the rotating motor 53 is started, the rotating motor 53 drives the rotating shaft 51 and the helical blade 52 to rotate. During operation, fall to the feed cylinder 5 in by discharge gate 15 after pitch and rubble stirring are mixed, rotating electrical machines 53 drives helical blade 52 through rotation axis 51 this moment and rotates to stir once more and promote above-mentioned mixture until discharging, have the dual effect that improves stirring efficiency and make things convenient for the ejection of compact.

The implementation principle of the environment-friendly asphalt concrete mixing equipment in the embodiment of the application is as follows: when the device works, the vibrating motor 36 and the stirring motor 2 are started, asphalt and gravel are respectively placed into the asphalt hopper 32 and the gravel hopper 33, the gravel particles are screened by the screen plate 37, large-particle-size gravel is left on the screen plate 37, small-particle-size gravel and asphalt enter the premixing chamber 13 through the soft connecting pipe 35 and the feeding port 11, are stirred by the premixing blade 22 and then enter the stirring chamber 14 through the blanking hole 121, are stirred by the stirring blade 23 to realize mixing, finally fall into the discharging barrel 5 through the discharging port 15, and are stirred and pushed out by the spiral blade 52, so that the stirring process is completed; the sieve plate 37 sieves the crushed stone materials during feeding, and the problem that large massive crushed stones are easily mixed in the mixed finished product materials to influence the subsequent processing and use of the finished product materials is solved.

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 environment-friendly asphalt concrete mixing equipment, includes agitator tank (1), two feed inlets (11) have been seted up and agitator motor (2) have been installed on the top of agitator tank (1), agitator tank (1) internal rotation is provided with (mixing) shaft (21), (mixing) shaft (21) with the output shaft fixed connection of agitator motor (2), fixedly connected with stirring vane (23), its characterized in that on (mixing) shaft (21): be equipped with feeding component (3) on the top surface of agitator tank (1), feeding component (3) including fixed set up in support frame (31) on agitator tank (1) top surface, locate feeder hopper on support frame (31), locate support frame (31) with spring (34) between the feeder hopper, install in vibrating motor (36) on the feeder hopper and be used for connecting the feeder hopper with the soft takeover (35) of feed inlet (11), feeding component (3) be equipped with two sets ofly and respectively with two feed inlet (11) are corresponding, one of them in feeding component (3) the feeder hopper is pitch fill (32), another one in feeding component (3) the feeder hopper is rubble fill (33), install sieve (37) in rubble fill (33).

2. The environment-friendly asphalt concrete mixing plant as defined in claim 1, wherein: the gravel bucket (33) comprises a lower trapezoidal bucket (332) arranged on the support frame (31), an upper trapezoidal bucket (331) used for placing the sieve plate (37) and a locking piece (4) used for fixing the lower trapezoidal bucket (332) and the upper trapezoidal bucket (331), and the lower trapezoidal bucket (332) is hinged to the upper trapezoidal bucket (331).

3. The environment-friendly asphalt concrete mixing plant as defined in claim 2, wherein: locking piece (4) including with last trapezoidal fill (331) fixed connection last fixed block (41), with down trapezoidal fill (332) fixed connection's lower fixed block (42) and locate go up fixed block (41) with bolt (43) between lower fixed block (42), go up fixed block (41) with all seted up U-shaped groove (411) down on fixed block (42), the one end of bolt (43) articulate in go up fixed block (41) in U-shaped groove (411), the other end of bolt (43) with down fixed block (42) U-shaped groove (411) rotate and be connected, threaded connection has on bolt (43) with nut (44) that tightly supports down fixed block (42) bottom surface.

4. The environment-friendly asphalt concrete mixing plant as defined in claim 2, wherein: the outer side edge of the bottom of the upper trapezoidal hopper (331) is fixedly provided with a surrounding edge (333) with an L-shaped cross section, the outer side wall of the top end of the lower trapezoidal hopper (332) is fixedly connected with a seal (334), and the surrounding edge (333) is attached to the top surface and the side wall of the seal (334).

5. The environment-friendly asphalt concrete mixing plant as defined in claim 4, wherein: elastic layers (335) are fixedly connected to the bottom surface of the upper trapezoidal bucket (331) and the inner wall of the enclosing edge (333), and the elastic layers (335) are tightly abutted to the seal (334).

6. The environment-friendly asphalt concrete mixing plant as defined in claim 1, wherein: fixedly connected with separates fill (12) in agitator tank (1), a plurality of unloading holes (121) have been seted up on separating fill (12), the upside of separating fill (12), downside are respectively for premixing room (13), teeter chamber (14), stirring vane (23) are located in teeter chamber (14), (mixing) shaft (21) run through separating fill (12), just fixedly connected with is located on (mixing) shaft (21) premixing vane (22) in premixing room (13).

7. The environment-friendly asphalt concrete mixing plant as defined in claim 1, wherein: articulated on the interior top surface of agitator tank (1) have and be used for sheltering from heated board (111) of feed inlet (11), heated board (111) with be equipped with torsional spring (112) between agitator tank (1).

8. The environment-friendly asphalt concrete mixing plant as defined in claim 1, wherein: discharge gate (15) and fixedly connected with go out feed cylinder (5) of discharge gate (15) intercommunication have been seted up to the bottom of agitator tank (1), go out feed cylinder (5) internal rotation and be connected with rotation axis (51), fixedly connected with helical blade (52) on rotation axis (51), install on going out feed cylinder (5) and be used for the drive rotation axis (51) pivoted rotating electrical machines (53).