CN114602624A

CN114602624A - Construction waste classification recycling apparatus

Info

Publication number: CN114602624A
Application number: CN202210199382.XA
Authority: CN
Inventors: 付旭; 李茜; 张爱卿; 刘晓立; 周慧文; 王大光; 张友恒; 王林台; 侯定贵; 王玉洁; 司文静; 周晖; 李宗杰; 刘焕芹
Original assignee: North China Institute of Aerospace Engineering
Current assignee: North China Institute of Aerospace Engineering
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-06-10

Abstract

The invention discloses a construction waste classification recycling device which comprises a box body, wherein a feed inlet is formed in the upper part of the box body, a first lower discharge opening is formed in the lower part of one side of the box body, the bottom wall of the interior of the box body is of an inclined structure, crushing rollers are rotatably arranged on two sides of the upper part of the interior of the box body, a driving assembly is arranged on the box body, a bending electromagnetic plate is fixedly arranged at the position, between the two crushing rollers, of the middle position of the interior of the box body and is electrically connected with a switch, an auxiliary discharge mechanism is arranged in the box body, upper discharge openings are respectively formed in the middle positions of the outer walls of two opposite sides of the box body, rotating plates are rotatably arranged in the two upper discharge openings, stop pins are fixedly arranged on two sides of the inner wall of one side of the box body, and a clamping release assembly is arranged between each rotating plate and the box body. According to the invention, the metal and building bricks are respectively recycled, the utilization rate is improved, the knocking heads on the rotating shafts knock the inner walls on two sides of the bending electromagnetic plate in a reciprocating manner, the surface materials of the electromagnetic plate are assisted to slide off quickly, and the discharging is accelerated.

Description

Construction waste classification recycling apparatus

Technical Field

The invention relates to the technical field of construction waste recovery, in particular to a construction waste classification recovery and reutilization device.

Background

With the acceleration of the urbanization process of China, the construction wastes are more and more accumulated, on the other hand, the quantity of natural resources required by the construction materials is limited and less and the iron-containing construction wastes are more, and the wastes are directly thrown away and affect the subsequent treatment, so that the wastes need to be treated separately.

The general artifical rough classification of current construction waste, more metallic iron class are divided to the commentaries on classics piece rubble together, cause the metal resource waste to artifical classification inefficiency, the stone is not of uniform size, and follow-up still need be reprocessed, consequently, provides a construction waste classification recycling apparatus now.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a construction waste classifying, recycling and reusing device.

In order to achieve the purpose, the invention adopts the following technical scheme:

a construction waste classifying, recycling and reusing device, which comprises a box body, wherein the upper part of the box body is provided with a feeding hole, a feed hopper is fixedly arranged at the upper part of the feed inlet, grading discharge mechanisms are arranged at two sides of the lower part of the box body, crushing rollers are rotatably arranged at two sides of the upper part in the box body, a driving component is arranged on the box body, a bending electromagnetic plate is fixedly arranged at the middle position in the box body and between the two crushing rollers, the bending electromagnetic plate is electrically connected with a switch, an auxiliary discharging mechanism is arranged in the box body, upper discharging openings are formed in the middle positions of the outer walls of the two opposite sides of the box body, rotating plates are rotatably arranged in the two upper discharging openings, stop pins are fixedly arranged on two sides of the inner wall of one side of the box body, the rotary plate is characterized in that a clamping and releasing assembly is arranged between the rotary plate and the box body, connecting frames are fixedly arranged at positions, located at the upper discharge opening, of the outer walls of the two sides of the box body, and a secondary stirring mechanism is arranged in each connecting frame.

Preferably, the drive assembly includes box one side bolt fastening's first motor, and first motor output passes box one side inner wall and one of them crushing roller one end key-type connection, and two crushing rollers keep away from first motor one end and all coaxially be fixed with the connecting axle, and two connecting axle one ends all pass box one side outer wall fixed and are equipped with the gear, two gear intermeshing.

Further, supplementary shedding mechanism includes that the box is located the pivot that the electromagnetic plate lower part of bending rotated the setting, and pivot one side is fixed and is equipped with a plurality of first springs, and the first spring other end is all fixed to be equipped with strikes the head, the pivot can strike electromagnetic plate both sides inner wall of bending before in succession after rotating, box one side outer wall is passed to pivot one end, and the pivot is located the outside one end of box and has opened outer ring gear along its circle, the coaxial cover in outer ring gear one end is close to in the pivot is equipped with the ring gear, and the ring gear rotates and locates the box outer wall, and one of them gear one side coaxial fixation has the tooth post, and the cover is equipped with a belt between tooth post and the ring gear, be equipped with the unidirectional rotation subassembly between ring gear and the pivot.

Preferably, the one-way rotating assembly comprises a pawl hinged to the inner wall of one side of the gear ring, the other end of the pawl is meshed with the outer gear ring, a supporting leg is fixedly arranged on one side of the pawl, and the other end of the supporting leg is in abutting contact with the inner wall of the gear ring.

Still further, the chucking release subassembly includes the rectangle mouth that commentaries on classics board one side all was seted up, and rectangle mouth roof all slides and is equipped with the slider, and the equal vertical fixation in slider upper portion is equipped with the bolt, and the bolt upper end all passes commentaries on classics board upper portion outer wall, it has the jack all to open the discharge opening roof, bolt and jack looks adaptation, the slider lower part all is fixed and is equipped with the second spring.

As a further scheme of the invention, the graded discharging mechanism comprises a first lower discharging opening formed in the middle position of the lower portion of one side of the box body, a first triangular block is fixedly arranged in the middle position of the bottom wall in the box body, the lower inclined end of the first triangular block is aligned with the first lower discharging opening, distributing baffles are fixedly arranged on two sides of the first triangular block and are divided into an inclined portion and a vertical portion, second lower discharging openings are formed in two ends of the lower portion of one side of the box body away from the first lower discharging opening, second triangular blocks are fixedly arranged on two sides of the bottom wall in the box body close to the distributing baffles, and the lower inclined ends of the second triangular blocks are aligned with the second lower discharging openings.

As a further scheme of the invention, the inclined parts of the material distribution baffle plates are respectively provided with a rectangular opening, and filter screens are respectively clamped in the rectangular openings.

According to a further scheme of the invention, the secondary stirring mechanism comprises a transverse plate fixedly arranged at the inner lower part of a connecting frame, a plurality of turbines are arranged on the upper part of the transverse plate in an equidistance rotating manner, connecting columns are fixedly arranged on the upper parts of the turbines, a plurality of mounting grooves are formed in the upper ends of the connecting columns along one ends of the connecting columns, stirring strips are hinged in the mounting grooves, worms are rotatably arranged on one sides of the inner lower parts of the connecting frame and meshed with the turbines, a second motor is fixed on the outer wall of one side of the connecting frame through bolts, and the output end of the second motor penetrates through the inner wall of one side of the connecting frame and is connected with one end of each worm in a key manner.

As a further scheme of the invention, both sides of the upper part of the connecting frame are fixedly provided with side plates, the other side of each side plate is fixedly arranged on the side wall of the box body, one side of the upper part of the connecting frame is rotatably provided with an arc-shaped cover, and one side of the arc-shaped cover is fixedly provided with a handle.

The invention has the beneficial effects that:

1. through the crushing rollers arranged at the upper part in the box body and the bending electromagnetic plates arranged at the lower parts of the two crushing rollers in the box body, when building bricks are crushed, people add the building bricks from a feed inlet at the upper part of the box body, crushed materials all fall down to slide on two sides of the bending electromagnetic plates, at the moment, metal iron blocks, iron wires and the like in waste materials are sucked tightly on the bending electromagnetic plates, other brick powder is discharged to the lower part, when metal on the surface of the bending electromagnetic plates is adsorbed more, a sliding block can be pulled down to release the rotating plates and rotate the rotating plates to the inside, one end of the rotating plates is rotated to be superposed with the lower ends of the bending electromagnetic plates under the blocking action of a blocking pin, at the moment, the bending electromagnetic plates are powered off and lose magnetism, metal is discharged along the sliding of the rotating plates, the metal and the building bricks are respectively recovered, the utilization rate is improved, meanwhile, broken stones and powder falling from two sides are separated by a filter screen, so that the powder falls on a second triangular block and is discharged to one side, the large stone blocks fall onto the first triangular block and are discharged to the other side.

2. Through the auxiliary discharging mechanism arranged in the box body, when people unload metal waste on the bending electromagnetic plate, the first motor can be driven to rotate reversely, the belt drives the gear ring to rotate reversely, the rotating shaft is driven to rotate under the action of the pawl and the outer gear ring, the knocking head on the rotating shaft can knock inner walls on two sides of the bending electromagnetic plate in a reciprocating mode, the surface materials of the bending electromagnetic plate can be assisted to slide off quickly, and discharging is accelerated.

3. Through the secondary stirring mechanism that sets up in the joint box for two metal blocks of going up the discharge opening ejection of compact drop in the joint box of both sides, and the second motor drives a plurality of garrulous strips of stirring fast rotation through the worm turbine this moment, makes the metal block that falls into receive quick patting, further beats the surplus concrete fragment of its adhesion parcel, further reduces the post processing flow of metal block.

Drawings

FIG. 1 is a schematic perspective view of a waste recycling device for construction waste of the present invention;

FIG. 2 is a schematic perspective view of an internal mechanism of the apparatus for sorting, recycling and reusing construction waste according to the present invention;

FIG. 3 is a schematic plan sectional view of a construction waste classifying, recycling and reusing device according to the present invention;

FIG. 4 is a schematic plan view of a unidirectional rotating assembly of the apparatus for sorting, recycling and reusing construction wastes according to the present invention;

FIG. 5 is a schematic view of a plane structure of a rotating plate of the apparatus for sorting, recycling and reusing construction wastes according to the present invention;

fig. 6 is a schematic view of another side of the construction waste classifying, recycling and reusing device according to the present invention.

FIG. 7 is a schematic perspective sectional view of a construction waste classifying, recycling and reusing device according to the present invention;

FIG. 8 is a schematic perspective view of an internal mechanism of a connection frame of the apparatus for sorting, recycling and reusing construction waste according to the present invention;

fig. 9 is a schematic perspective view of a connection frame of an embodiment 2 of the apparatus for sorting, recycling and reusing construction waste according to the present invention.

In the figure: 1. a box body; 2. a gear; 3. a belt; 4. a toothed ring; 5. a first lower discharge opening; 6. rotating the plate; 7. an upper discharge opening; 8. a crushing roller; 9. bending the electromagnetic plate; 10. a first motor; 11. a rotating shaft; 12. a knocking head; 13. a first spring; 14. a pawl; 15. a slider; 16. A bolt; 17. a second spring; 18. a stop pin; 19. a first triangular block; 20. a second lower discharge port; 21. a feed hopper; 22. a second motor; 23. a connecting frame; 24. a side plate; 25. connecting columns; 26. a material distributing baffle plate; 27. filtering with a screen; 28. a second triangular block; 29. mounting grooves; 30. Stirring and crushing the strips; 31. an arc-shaped cover; 32. a handle; 33. a transverse plate; 34. a worm; 35. a turbine.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Embodiment 1, referring to fig. 1-5, a construction waste classification recycling device comprises a box body 1, a feed inlet is arranged at the upper part of the box body 1, a feed hopper 21 is fixedly arranged at the upper part of the feed inlet, a classification discharging mechanism is arranged at two sides of the lower part of the box body 1, crushing rollers 8 are rotatably arranged at two sides of the upper part in the box body 1, a driving component is arranged on the box body 1, a bending electromagnetic plate 9 is fixedly arranged at a position between the two crushing rollers 8 at the middle position in the box body 1, the bending electromagnetic plate 9 is electrically connected with a switch, an auxiliary discharging mechanism is arranged in the box body 1, upper discharging openings 7 are respectively arranged at the middle positions of the outer walls at two opposite sides of the box body 1, rotating plates 6 are rotatably arranged in the two upper discharging openings 7, stop pins 18 are respectively fixedly arranged at two sides of the inner wall at one side of the box body 1, a clamping and releasing component is arranged between the rotating plates 6 and the box body 1, connecting frames 23 are respectively fixedly arranged at the positions of the outer walls at the upper discharging openings 7 at two sides of the box body 1, and a secondary stirring mechanism is arranged in the connecting frame 23.

In this embodiment, drive assembly includes 1 one side bolt fastening's of box first motor 10, and the output of first motor 10 passes 1 one side inner wall of box and 8 one end key-type connections of one of them crushing roller, and two crushing rollers 8 keep away from the equal coaxial connecting axle that is fixed with of 10 one ends of first motor, and two connecting axle one ends all pass 1 one side outer wall of box and fix and be equipped with gear 2, two gear 2 intermeshing.

In the concrete implementation, supplementary shedding mechanism includes that it rotates the pivot 11 that sets up to lie in 9 lower parts of electromagnetic plate of bending to lie in box 1, and pivot 11 one side is fixed and is equipped with a plurality of first springs 13, the first spring 13 other end all is fixed and is equipped with strikes head 12, can strike the inner wall of 9 both sides of electromagnetic plate of bending before in succession after pivot 11 rotates, 1 one side outer wall of box is passed to pivot 11 one end, and pivot 11 lies in 1 outside one end of box and opens along its circle and have outer ring gear, pivot 11 is close to the coaxial cover of outer ring gear one end and is equipped with ring gear 4, and ring gear 4 rotates and locates 1 outer wall of box, the coaxial gear that is fixed with in one of them 2 one side of gear, and the cover is equipped with a belt 3 between ring gear and the ring gear 4, be equipped with one-way rotation subassembly between ring gear 4 and the pivot 11.

Furthermore, the one-way rotating assembly comprises a pawl 14 hinged to the inner wall of one side of the gear ring 4, the other end of the pawl 14 is meshed with the outer gear ring, a supporting leg is fixedly arranged on one side of the pawl 14, and the other end of the supporting leg is in abutting contact with the inner wall of the gear ring 4.

Specifically, chucking release subassembly is including the rectangle mouth that 6 one sides of commentaries on classics board all seted up, and rectangle mouth roof all slides and is equipped with slider 15, and the equal vertical fixation in 15 upper portions of slider is equipped with bolt 16, and the 16 upper ends of bolt all pass and change 6 upper portion outer walls of board, and the jack has all been opened to 7 roofs of last discharge opening, and 16 and jack looks adaptations of bolt, the 15 lower parts of slider are all fixed and are equipped with second spring 17.

Concretely, hierarchical discharge mechanism includes the first discharge opening 5 that box 1 one side lower part intermediate position department seted up, and the fixed first triangle piece 19 that is equipped with in 1 inside diapire intermediate position department of box, first triangle piece 19 down the inclined end aims at first discharge opening 5 down, 19 both sides of first triangle piece are all fixed and are equipped with branch material baffle 26, and divide material baffle 26 into slope and vertical part, box 1 keeps away from first discharge opening 5 one side lower part both ends and all opens and have discharge opening 20 under the second, and 1 inside diapire both sides of box are close to branch material baffle 26 position department and all fix and are equipped with second triangle piece 28, the second triangle piece 28 down the inclined end aims at discharge opening 20 under the second.

Specifically, the inclined parts of the material distributing baffle plates 26 are provided with rectangular openings, and filter screens 27 are clamped in the rectangular openings.

Specifically, secondary stirs garrulous mechanism includes the fixed diaphragm 33 that sets up in the lower part of connecting frame 23, and diaphragm 33 upper portion equidistance rotates and is equipped with a plurality of turbines 35, turbine 35 upper portion is all fixed and is equipped with spliced pole 25, spliced pole 25 upper end is opened along its one end has a plurality of mounting grooves 29, and all articulated in the mounting groove 29 have and stir garrulous strip 30, lower part one side all rotates in the connecting frame 23 and is equipped with worm 34, and worm 34 meshes with a plurality of

turbines

35, 23 one side outer wall bolt fastening of connecting frame has second motor 22, and the output of second motor 22 passes 23 one side inner wall of connecting frame and worm 34 one end key-type connection.

From the above description, it can be seen that the above embodiment 1 of the present invention achieves the following technical effects: when people crush building bricks, the building bricks are added from a feed inlet at the upper part of the box body 1, the crushed materials all fall on two sides of the bending electromagnetic plate 9 and slide down, at the moment, metal iron wires and the like of metal iron blocks in the waste materials are tightly absorbed on the bending electromagnetic plate 9, other brick powder is discharged to the lower part, when metal on the surface of the bending electromagnetic plate 9 is absorbed more, the sliding block 15 can be pulled down to release the rotating plate 6 and rotate the rotating plate 6 to the inside, the blocking pin 18 blocks to enable one end of the rotating plate 6 to rotate to coincide with the lower end of the bending electromagnetic plate 9, at the moment, the bending electromagnetic plate 9 is powered off and loses magnetism, metal slides down along the rotating plate 6 and is discharged, metal blocks discharged from two upper discharge openings 7 fall into connecting frames 23 at two sides, at the moment, the second motor 22 drives a plurality of stirring strips 30 to rotate rapidly through the worm 34 and the turbine 35, so that the falling metal blocks are beaten rapidly, and the residual concrete fragments adhered and wrapped by the blocks are further beaten, further reduce the post processing flow of metal block, the realization is retrieved respectively metal and building fragment of brick, the high-usage, rubble and powder that both sides dropped are under the separation of filter screen 27, make the powder drop in second triangle piece 28 ejection of compact to one side, bold stone drops ejection of compact to the opposite side on first triangle piece 19, when unloading metal waste, can drive first motor 10 reversal, make belt 3 drive ring gear 4 antiport, it rotates to drive pivot 11 under the effect of pawl 14 and outer ring gear, thereby make the beating head 12 on the pivot 11 reciprocal beat the bending electromagnetic plate 9 both sides inner wall, the quick landing of its surface material of helping hand, accelerate the ejection of compact.

Embodiment 2, referring to fig. 6, the difference from embodiment 1 is that both sides of the upper portion of the connecting frame 23 are fixedly provided with the side plates 24, the other side of the side plates 24 is fixedly provided with the side wall of the box body 1, one side of the upper portion of the connecting frame 23 is rotatably provided with the arc-shaped cover 31, and one side of the arc-shaped cover 31 is fixedly provided with the handle 32.

The embodiment 2 of the present invention described above achieves the following technical effects: when people crush building bricks, the building bricks are added from a feed inlet at the upper part of the box body 1, the crushed materials all fall on two sides of the bending electromagnetic plate 9 and slide down, at the moment, metal iron wires and the like of metal iron blocks in the waste materials are tightly absorbed on the bending electromagnetic plate 9, other brick powder is discharged to the lower part, when metal on the surface of the bending electromagnetic plate 9 is absorbed more, the sliding block 15 can be pulled down to release the rotating plate 6 and rotate the rotating plate 6 to the inside, the blocking pin 18 blocks to enable one end of the rotating plate 6 to rotate to coincide with the lower end of the bending electromagnetic plate 9, at the moment, the bending electromagnetic plate 9 is powered off and loses magnetism, metal slides down along the rotating plate 6 and is discharged, metal blocks discharged from two upper discharge openings 7 fall into connecting frames 23 at two sides, at the moment, the second motor 22 drives a plurality of stirring strips 30 to rotate rapidly through the worm 34 and the turbine 35, so that the falling metal blocks are beaten rapidly, and the residual concrete fragments adhered and wrapped by the blocks are further beaten, further reduce the post processing flow of metal block, the rubble is avoided throwing away in the setting of arc lid 31 and curb plate 24, realize retrieving respectively of metal and building fragment of brick, the high-usage rate, rubble and powder that both sides dropped are under the separation of filter screen 27, make the powder drop ejection of compact to one side on the third triangle piece 28 of second, bold stone drops ejection of compact to opposite side on the third triangle piece 19 of first triangle piece, when detaching metal waste, can drive first motor 10 reversal, make belt 3 drive ring gear 4 antiport, it rotates to drive pivot 11 under the effect of pawl 14 and outer ring gear, thereby make the reciprocal electromagnetic plate 9 both sides inner wall of bending of knocking head 12 in the pivot 11, helping hand its surface material slides down fast, accelerate the ejection of compact.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The building waste classification recycling device comprises a box body (1) and is characterized in that a feeding hole is formed in the upper portion of the box body (1), a feeding hopper (21) is fixedly arranged on the upper portion of the feeding hole, grading discharging mechanisms are arranged on two sides of the lower portion of the box body (1), crushing rollers (8) are rotatably arranged on two sides of the upper portion in the box body (1), a driving assembly is arranged on the box body (1), a bending electromagnetic plate (9) is fixedly arranged at a position between the two crushing rollers (8) at the middle position in the box body (1), the bending electromagnetic plate (9) is electrically connected with a switch, an auxiliary discharging mechanism is arranged in the box body (1), upper discharging openings (7) are formed in the middle positions of the outer walls of two opposite sides of the box body (1), rotating plates (6) are rotatably arranged in the two upper discharging openings (7), blocking pins (18) are fixedly arranged on two sides of the inner wall of one side of the box body (1), the automatic material stirring device is characterized in that a clamping and releasing assembly is arranged between the rotating plate (6) and the box body (1), the outer walls of two sides of the box body (1) are located at the position of the upper discharge opening (7) and are fixedly provided with connecting frames (23), and secondary stirring mechanisms are arranged in the connecting frames (23).

2. The construction waste classifying, recycling and reusing device according to claim 1, wherein the driving assembly comprises a first motor (10) fixed by bolts on one side of the box body (1), an output end of the first motor (10) penetrates through an inner wall on one side of the box body (1) to be connected with one end of one of the crushing rollers (8) in a key mode, one ends of the two crushing rollers (8) far away from the first motor (10) are coaxially fixed with connecting shafts, one ends of the two connecting shafts penetrate through an outer wall on one side of the box body (1) to be fixedly provided with gears (2), and the two gears (2) are meshed with each other.

3. The building waste classifying, recycling and reusing device according to claim 2, wherein the auxiliary discharging mechanism comprises a rotating shaft (11) rotatably disposed at a lower portion of the bending electromagnetic plate (9) in the box body (1), a plurality of first springs (13) are fixedly disposed at one side of the rotating shaft (11), striking heads (12) are fixedly disposed at the other ends of the first springs (13), the rotating shaft (11) can continuously strike inner walls at two sides of the bending electromagnetic plate (9) forward after rotating, one end of the rotating shaft (11) penetrates through an outer wall at one side of the box body (1), an outer gear ring is disposed at one end of the rotating shaft (11) at an outer portion of the box body (1) along one circle thereof, a gear ring (4) is coaxially sleeved at one end of the rotating shaft (11) close to the outer gear ring, the gear ring (4) is rotatably disposed at an outer wall of the box body (1), and a tooth post is coaxially fixed at one side of one of the gears (2), and a belt (3) is sleeved between the tooth column and the gear ring (4), and a unidirectional rotating assembly is arranged between the gear ring (4) and the rotating shaft (11).

4. The classification, recycling and reusing device for construction waste according to claim 3, wherein the unidirectional rotation component comprises a pawl (14) hinged to the inner wall of one side of the toothed ring (4), the other end of the pawl (14) is engaged with the outer gear ring, a leg is fixedly arranged on one side of the pawl (14), and the other end of the leg is in abutting contact with the inner wall of the toothed ring (4).

5. The building waste classifying, recycling and reusing device according to claim 4, wherein the clamping and releasing assembly comprises a rectangular opening formed in one side of the rotating plate (6), a sliding block (15) is slidably arranged on the top wall of the rectangular opening, a bolt (16) is vertically and fixedly arranged on the upper portion of the sliding block (15), the upper end of the bolt (16) penetrates through the outer wall of the upper portion of the rotating plate (6), a jack is formed in the top wall of the upper discharging opening (7), the bolt (16) is matched with the jack, and a second spring (17) is fixedly arranged on the lower portion of the sliding block (15).

6. The construction waste classifying, recycling and reusing device according to claim 5, the grading discharging mechanism comprises a first lower discharging opening (5) arranged at the middle position of the lower part of one side of the box body (1), a first triangular block (19) is fixedly arranged at the middle position of the bottom wall in the box body (1), the lower inclined end of the first triangular block (19) is aligned with the first lower discharge opening (5), two sides of the first triangular block (19) are respectively and fixedly provided with a material distributing baffle plate (26), the material distributing baffle plate (26) is divided into an inclined part and a vertical part, the two ends of the lower part of one side of the box body (1) far away from the first lower discharging opening (5) are both provided with a second lower discharging opening (20), and the two sides of the bottom wall in the box body (1) are respectively and fixedly provided with a second triangular block (28) at the position close to the material distributing baffle plate (26), and the lower inclined end of the second triangular block (28) is aligned to the second lower discharging port (20).

7. The classifying, recycling and reusing device for construction waste according to claim 6, wherein the inclined portions of the distributing baffles (26) are opened with rectangular openings, and the rectangular openings are blocked with the filter screens (27).

8. The classified recycling device of construction waste according to claim 7, wherein the secondary crushing mechanism comprises a connecting frame (23) inner lower portion fixed transverse plate (33), the upper portion of the transverse plate (33) is provided with a plurality of turbines (35) in an equidistant manner, the upper portion of the turbine (35) is provided with a connecting column (25), the upper end of the connecting column (25) is provided with a plurality of mounting grooves (29) along one end thereof, the mounting grooves (29) are internally provided with crushing strips (30) in an equidistant manner, one side of the inner lower portion of the connecting frame (23) is provided with a worm (34) in an equidistant manner, the worm (34) is meshed with the plurality of turbines (35), the outer wall of one side of the connecting frame (23) is fixed with a second motor (22) through a bolt, and the output end of the second motor (22) is connected with one end of the worm (34) through the inner wall of one side of the connecting frame (23).

9. The classification recycling device for construction waste according to claim 8, wherein the connecting frame (23) is fixedly provided with side plates (24) at both sides of the upper portion thereof, the other side of the side plates (24) is fixedly provided at the side wall of the box body (1), the connecting frame (23) is rotatably provided with an arc-shaped cover (31) at one side of the upper portion thereof, and the handle (32) is fixedly provided at one side of the arc-shaped cover (31).