CN219334367U

CN219334367U - Recycled concrete regeneration aggregate reducing mechanism

Info

Publication number: CN219334367U
Application number: CN202320363296.8U
Authority: CN
Inventors: 何小明
Original assignee: Chengdu Zhida Commercial Concrete Plant
Current assignee: Chengdu Zhida Commercial Concrete Plant
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-07-14
Anticipated expiration: 2033-03-02

Abstract

The utility model relates to a technical field that this application relates to recycled concrete especially relates to recycled concrete recycled aggregate reducing mechanism, and it includes the base and smashes the case, be provided with feed inlet and first discharge gate on smashing the case, it is provided with crushing roller to smash the incasement rotation, it has the filter screen to smash the incasement hinge, the filter screen is located the below of smashing the roller, it is provided with the swing subassembly that is used for driving reciprocating swing about the filter screen to smash the incasement, it is provided with the conveying subassembly that is used for the large granule on the filter screen to gather materials to drive the feed inlet to smash the incasement. The method has the effect of uniformly crushing the regenerated aggregate.

Description

Recycled concrete regeneration aggregate reducing mechanism

Technical Field

The application relates to the technical field of recycled concrete, in particular to a recycled concrete recycled aggregate crushing device.

Background

The recycled concrete is prepared by crushing, cleaning and grading waste concrete blocks, mixing with grading according to a certain proportion, partially or completely replacing natural aggregates such as sand and stone, and adding cement, water and the like. The utilization of the recycled concrete is beneficial to saving ore resources, and the aggregate is required to be crushed in the recycling process of the recycled concrete.

However, the conventional recycled concrete is crushed by a common crusher, but the conventional crusher is not uniform and fine enough for crushing the recycled aggregate, and a plurality of large particles which are not crushed completely always appear, so that the strength and hardness of the formed recycled concrete are insufficient.

Disclosure of Invention

In order to uniformly crush the recycled aggregate, the present application provides a recycled concrete recycled aggregate crushing device.

The application provides a recycled concrete recycled aggregate reducing mechanism adopts following technical scheme:

the regenerated concrete regenerated aggregate crushing device comprises a base and a crushing box, wherein a feed inlet and a first discharge outlet are formed in the crushing box, a crushing roller is rotationally arranged in the crushing box, a filter screen is hinged in the crushing box, the filter screen is positioned below the crushing roller, a swing assembly for driving the filter screen to swing up and down is arranged in the crushing box, and a conveying assembly for transmitting large-particle aggregate on the filter screen to the feed inlet is arranged in the crushing box.

Through adopting above-mentioned technical scheme, regeneration aggregate enters into crushing case, smashes under the effect of crushing roller, and the aggregate after smashing falls on the filter screen, and reciprocating swing about the filter screen under swing assembly's effect to improve the filtration efficiency and the effect of aggregate, the feed inlet department is transported once more through conveying assembly to the large granule aggregate on the filter screen, smashes once more, guarantees that broken granule's size is even, thereby improves the intensity and the hardness of the regenerated concrete of formation.

Optionally, swing subassembly is including rotating the cam that sets up in smashing the incasement, the cam is located the bottom of filter screen, the one end butt that the hinge axis was kept away from to cam and filter screen, be provided with on smashing the case and be used for driving cam pivoted first motor.

Through adopting above-mentioned technical scheme, first motor drives the cam rotation, the upper end of cam and the tip butt of filter screen drive the filter screen and swing from top to bottom in cam rotation to improve the filter effect of filter screen, in order to shake off gathers materials.

Optionally, the filter screen slope sets up, the one end that the filter screen is close to the articulated axis is greater than the one end that the filter screen originally kept away from the articulated axis to crushing roller's distance to crushing roller.

Through adopting above-mentioned technical scheme, the filter screen of slope setting is favorable to the roll-off collection of large granule aggregate on the filter screen.

Optionally, the crushing incasement is provided with the supporting shoe, be provided with supporting spring on the supporting shoe, supporting spring's one end is connected with the supporting shoe, and the other end is connected with the filter screen.

Through adopting above-mentioned technical scheme, supporting spring has played the effect of supporting the shock attenuation to the filter screen, improves filterable effect at the reciprocal swing in-process of filter screen simultaneously.

Optionally, the second discharge gate that is used for discharging large granule to gather materials is offered to the side of smashing the case, conveying assembly is including setting up the pay-off passageway on smashing the case, the one end and the second discharge gate intercommunication of pay-off passageway, the other end and feed inlet intercommunication, the slip is provided with the delivery sheet that is used for transporting large granule to gather materials in the pay-off passageway, be provided with on the base and be used for driving the gliding pneumatic cylinder of delivery sheet, be provided with the piece of opening and close that is used for opening and close the second discharge gate on the pay-off passageway.

Through adopting above-mentioned technical scheme, on the large granule aggregate was discharged to the charge plate of feed channel from the second discharge gate, pile up more back at the large granule aggregate, seal the second discharge gate through opening and close the piece, restart pneumatic cylinder is with the charge plate release for the large granule aggregate enters into the feed inlet along feed channel, carries out regrind to be convenient for transport to the large granule aggregate.

Optionally, the piece is opened and close including sliding the board of opening and close that sets up on the pay-off passageway, it slides along vertical direction to open and close the board, be provided with reset spring on the pay-off passageway, reset spring's one end is connected with opening and close the board, and the other end is connected with the pay-off passageway, reset spring is used for driving to open and close the board and upwards remove the second discharge gate and seal.

By adopting the technical scheme, the reset spring drives the opening and closing plate to move upwards, so that the opening and closing plate seals the second discharge hole.

Optionally, be provided with the stopper on the board of opening and close, the stopper is located the bottom of opening and close the board, works as the pay-off board is located the below of second discharge gate, open and close the board and open the second discharge gate, the bottom butt of stopper and pay-off board.

Through adopting above-mentioned technical scheme, delivery plate and stopper butt can drive stopper compression reset spring and open the second discharge gate when the delivery plate is located the bottom, when the delivery plate upwards moves, opens and close the synchronous upwards movement of board to seal the second ejection of compact, prevent to gather materials and fall the below of delivery plate.

Optionally, the charge-in board slope sets up, the inside wall butt of charge-in board and feeding channel, the one end that the charge-in board is close to crushing case is less than the one end that the charge-in board kept away from crushing case to the distance of base.

Through adopting above-mentioned technical scheme, the charge-in plate slope sets up to when the charge-in plate promotes the feed inlet department with large granule aggregate, the large granule aggregate is followed the charge-in plate and is gone up the landing in the feed inlet.

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

1. the regenerated aggregate enters a crushing box and is crushed under the action of a crushing roller, the crushed aggregate falls onto a filter screen, and the filter screen swings back and forth under the action of a swinging assembly, so that the filtering efficiency and effect of the aggregate are improved, and large-particle aggregate on the filter screen is conveyed to a feed inlet through a conveying assembly again for crushing again, so that the size uniformity of crushed particles is ensured, and the strength and hardness of formed regenerated concrete are improved;

2. the large granule aggregate is discharged to the delivery plate of feed channel from the second discharge gate, and after the large granule aggregate is piled up more, close the second discharge gate through opening and closing the piece, restart the pneumatic cylinder and release the delivery plate for the large granule aggregate enters into the feed inlet along feed channel, carries out regrinding, thereby in order to be convenient for transport to the large granule aggregate.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment of the present application.

Fig. 3 is a cross-sectional view of a shredder basket in accordance with an embodiment of the present application.

Fig. 4 is an enlarged schematic view of the structure of the portion a in fig. 2.

Reference numerals illustrate: 1. a base; 2. a crushing box; 3. a feed inlet; 4. a first discharge port; 5. a pulverizing roller; 6. a filter screen; 7. a cam; 8. a first motor; 9. a support block; 10. a support spring; 11. a second discharge port; 12. a feed channel; 121. a vertical channel; 122. an inclined slideway; 13. a feeding plate; 14. a hydraulic cylinder; 15. an opening and closing plate; 16. a return spring; 17. a limiting block; 18. a second motor; 19. a fixed block; 20. and a plug-in groove.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a recycled concrete recycled aggregate crushing device. Referring to fig. 1 and 2, the recycled concrete recycled aggregate crushing device comprises a base 1 and a crushing box 2, wherein the crushing box 2 is fixedly connected to the base 1, a feed inlet 3 is formed in the top of the crushing box 2, a first discharge outlet 4 is formed in the bottom of the crushing box 2, two crushing rollers 5 are connected in a rotating manner in the crushing box 2, the two crushing rollers 5 are matched with each other to crush aggregate, and a second motor 18 for driving the two crushing rollers 5 to rotate is installed on the crushing box 2. The crushing box 2 is internally hinged with a filter screen 6, the filter screen 6 is positioned below the crushing roller 5, a swing assembly for driving the filter screen 6 to swing up and down is arranged in the crushing box 2, and a conveying assembly for conveying large-particle aggregate on the filter screen 6 to the feed inlet 3 is arranged in the crushing box 2.

Referring to fig. 2 and 3, the swing assembly includes a cam 7 rotatably connected in the pulverizing box 2, the rotation axis of the cam 7 is parallel to the rotation axis of the pulverizing roller 5, the cam 7 is located at the bottom of the filter screen 6, the cam 7 abuts against one end of the filter screen 6 away from the hinge axis, a first motor 8 for driving the cam 7 to rotate is mounted on the pulverizing box 2, and an output shaft of the first motor 8 is connected with the cam 7. The first motor 8 drives the cam 7 to rotate, the upper end of the cam 7 is abutted with the end part of the filter screen 6, and the cam 7 rotates and drives the filter screen 6 to swing up and down, so that the filtering effect of the filter screen 6 is improved, and aggregate is conveniently shaken off.

Referring to fig. 2 and 3, the filter screen 6 is obliquely disposed, and the distance from the end of the filter screen 6 near the hinge axis to the pulverizing roller 5 is greater than the distance from the end of the filter screen 6 originally far from the hinge axis to the pulverizing roller 5. Thereby facilitating the sliding-out collection of the large-particle aggregate on the filter screen 6. The supporting block 9 is welded and fixed on the inner side wall of the crushing box 2, the supporting block 9 is positioned below the filter screen 6 and is close to the side edge of the cam 7, and two opposite side edges of the crushing box 2 are fixedly connected with the supporting block 9. The support blocks 9 are all connected with support springs 10, one end of each support spring 10 is connected with the support block 9, and the other end is connected with the filter screen 6. The supporting spring 10 plays a role in supporting and damping the filter screen 6, and simultaneously improves the filtering effect in the reciprocating swing process of the filter screen 6.

Referring to fig. 2 and 4, a second discharge port 11 for discharging large-particle aggregate is formed at a side of the pulverizing box 2, and the conveying assembly includes a feeding channel 12 welded and fixed at the side of the pulverizing box 2; the feeding channel 12 comprises a vertical channel 121 and an inclined slide way 122, the vertical channel 121 is communicated with the inclined slide way 122, the top of the vertical channel 121 is higher than the feeding port 3 of the crushing box 2, the middle second discharging port 11 of the vertical channel 121 is communicated, and the inclined slide way 122 is communicated with the feeding port 3. The vertical channel 121 is connected with a feeding plate 13 in a sliding mode and used for conveying large-particle aggregate, the feeding plate 13 is in butt joint with the side wall of the vertical channel 121, a hydraulic cylinder 14 used for driving the feeding plate 13 to slide is installed on the base 1, a piston rod of the hydraulic cylinder 14 is connected with the feeding plate 13, and an opening and closing piece used for opening and closing the second discharging hole 11 is arranged on the feeding channel 12.

Referring to fig. 4, the feeding plate 13 is disposed obliquely, and the distance from the end of the feeding plate 13 close to the pulverizing box 2 to the base 1 is smaller than the distance from the end of the feeding plate 13 away from the pulverizing box 2 to the base 1. So that the large aggregate slides off the feed plate 13 into the inclined slide 122 as the feed plate 13 pushes the large aggregate to the top of the vertical channel 121.

Referring to fig. 2 and 4, the opening and closing member includes an opening and closing plate 15 slidably connected to a vertical channel 121, the opening and closing plate 15 slides along a vertical direction, a return spring 16 is connected to the vertical channel 121, a fixed block 19 is welded and fixed in the vertical channel 121, one end of the return spring 16 is connected to the opening and closing plate 15, the other end is connected to the fixed block 19, and the return spring 16 is used for driving the opening and closing plate 15 to move upwards to close the second discharge port 11. The stop block 17 is fixedly welded on the opening and closing plate 15, the stop block 17 is positioned at the bottom of the opening and closing plate 15, and when the feeding plate 13 is positioned below the second discharging hole 11, the opening and closing plate 15 opens the second discharging hole 11, and the stop block 17 is in butt joint with the bottom of the feeding plate 13. The vertical channel 121 is internally provided with a plug-in groove 20, the opening and closing plate 15 is plugged in the plug-in groove 20, and when the opening and closing plate 15 is plugged in the plug-in groove 20, the side surface of the opening and closing plate 15 and the inner side wall of the vertical channel 121 are positioned in the same plane; therefore, the clock of the feeding plate 13 is kept to be abutted against the surrounding side walls in the moving process, and the possibility of aggregate falling is avoided.

The large-particle aggregate is discharged onto the feeding plate 13 of the feeding channel 12 from the second discharging hole 11, after the large-particle aggregate is stacked more, the hydraulic cylinder 14 stretches out of the piston rod to push the feeding plate 13 upwards, the opening and closing plate 15 moves upwards under the action of the reset spring 16 while the feeding plate 13 moves, the second discharging hole 11 is closed, the large-particle aggregate moves to the top of the vertical channel 121, slides into the feeding hole 3 through the inclined slideway 122, and is crushed again.

The implementation principle of the recycled concrete recycled aggregate crushing device in the embodiment of the application is as follows: the regeneration aggregate enters into smashing case 2, smash under the effect of smashing roller 5, the aggregate after smashing drops on filter screen 6, drive under cam 7 filter screen 6 reciprocal swing from top to bottom, thereby improve the filtration efficiency and the effect of aggregate, big granule aggregate on filter screen 6 is discharged from second discharge gate 11 to on feed plate 13 of feed channel 12, after big granule aggregate piles up more, hydraulic cylinder 14 stretches out the piston rod and upwards releases feed plate 13, open and close board 15 and upwards move under reset spring 16's effect when feed plate 13 removes, close second discharge gate 11, make big granule aggregate remove the top of vertical passageway 121, slide into feed inlet 3 through inclined slide 122, smash once more, guarantee the size of broken granule even, thereby improve the intensity and the hardness of the regenerated concrete of formation.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. Recycled concrete regeneration aggregate reducing mechanism, including base (1) and crushing case (2), be provided with feed inlet (3) and first discharge gate (4), its characterized in that on crushing case (2): crushing case (2) rotation is provided with crushing roller (5), it has filter screen (6) to articulate in case (2) to smash, filter screen (6) are located the below of crushing roller (5), be provided with in crushing case (2) and be used for driving filter screen (6) up-and-down wobbling swing subassembly, be provided with in crushing case (2) and be used for driving the conveying subassembly of feed inlet (3) with the large granule aggregate on filter screen (6).

2. The recycled concrete recycled aggregate crushing device according to claim 1, wherein: the swing assembly comprises a cam (7) which is arranged in the crushing box (2) in a rotating mode, the cam (7) is located at the bottom of the filter screen (6), the cam (7) is abutted to one end, away from the hinge axis, of the filter screen (6), and a first motor (8) used for driving the cam (7) to rotate is arranged on the crushing box (2).

3. The recycled concrete recycled aggregate crushing device according to claim 1, wherein: the filter screen (6) slope sets up, the distance of the one end that is close to the articulated axis of filter screen (6) to crushing roller (5) is greater than the one end that the articulated axis was kept away from originally to crushing roller (5) of filter screen (6).

4. The recycled concrete recycled aggregate crushing device according to claim 1, wherein: the crushing box (2) is internally provided with a supporting block (9), the supporting block (9) is provided with a supporting spring (10), one end of the supporting spring (10) is connected with the supporting block (9), and the other end of the supporting spring is connected with the filter screen (6).

5. The recycled concrete recycled aggregate crushing device according to claim 1, wherein: the side of smashing case (2) has been seted up and has been used for discharging second discharge gate (11) that large granule gathers materials, conveying assembly is including setting up pay-off passageway (12) on smashing case (2), the one end and the second discharge gate (11) intercommunication of pay-off passageway (12), the other end and feed inlet (3) intercommunication, the interior pay-off board (13) that are used for transporting large granule and gather materials that are provided with of pay-off passageway (12), be provided with on base (1) and be used for driving the gliding pneumatic cylinder (14) of pay-off board (13), be provided with the piece that opens and close that is used for opening and close second discharge gate (11) on pay-off passageway (12).

6. The recycled concrete recycled aggregate crushing apparatus according to claim 5, wherein: the opening and closing piece comprises an opening and closing plate (15) which is arranged on the feeding channel (12) in a sliding manner, the opening and closing plate (15) slides along the vertical direction, a reset spring (16) is arranged on the feeding channel (12), one end of the reset spring (16) is connected with the opening and closing plate (15), the other end of the reset spring is connected with the feeding channel (12), and the reset spring (16) is used for driving the opening and closing plate (15) to move upwards to seal the second discharging hole (11).

7. The recycled concrete recycled aggregate crushing apparatus according to claim 6, wherein: be provided with stopper (17) on opening and close board (15), stopper (17) are located the bottom of opening and close board (15), work as feed plate (13) are located the below of second discharge gate (11), open and close board (15) open second discharge gate (11), the bottom butt of stopper (17) and feed plate (13).

8. The recycled concrete recycled aggregate crushing apparatus according to claim 7, wherein: the feeding plate (13) is obliquely arranged, the feeding plate (13) is abutted to the inner side wall of the feeding channel (12), and the distance from one end of the feeding plate (13) close to the crushing box (2) to the base (1) is smaller than the distance from one end of the feeding plate (13) far away from the crushing box (2) to the base (1).