CN113509972A

CN113509972A - Reinforced concrete recycle equipment

Info

Publication number: CN113509972A
Application number: CN202110347626.XA
Authority: CN
Inventors: 晋彩
Original assignee: Beijing Boxin Shengyi Environmental Protection Technology Co ltd
Current assignee: Beijing Boxin Shengyi Environmental Protection Technology Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-10-19
Anticipated expiration: 2041-03-31
Also published as: CN113509972B

Abstract

The application relates to reinforced concrete recycling equipment, which belongs to the field of reinforced concrete recycling equipment and comprises a recycling box; a driving roller and a driven roller are rotatably arranged on the inner side wall of the recycling box, and the driven roller is an electromagnet; one side of the recovery box is fixedly embedded with an installation cabinet; a second connecting frame is fixed on one side of the driven roller, which is far away from the driving roller, a switch moving piece is fixed on one side of the second connecting frame, which is far away from the driven roller, and the switch moving piece is electrically connected with the driven roller; a fifth sliding groove is formed in one side, close to the driven roller, of the installation cabinet, and the installation cabinet is connected with the switch moving piece in a sliding mode in the vertical direction through the fifth sliding groove; a switch stator is fixed on the bottom surface of the fifth chute, a power supply is embedded and fixed in the installation cabinet, and the switch stator is electrically connected with the power supply; a material guide seat is fixed on the inner bottom surface of the recovery box and is positioned below the mounting cabinet; and a power supply mechanism for closing the switch stator and the switch rotor is arranged in the mounting cabinet. This application has the effect that makes the reinforcing bar easily separate with the electro-magnet.

Description

Reinforced concrete recycle equipment

Technical Field

The application relates to the field of reinforced concrete recycling equipment, in particular to reinforced concrete recycling equipment.

Background

At present, good cohesive force exists between reinforcing steel bars and concrete, and broken concrete is often connected with the reinforcing steel bars and is difficult to crush and recycle when a building is dismantled.

The related art can refer to the Chinese patent with the publication number of CN109731659B, which discloses a reinforced concrete crusher, comprising a recycling box, a crushing box fixed on the top of the recycling box and a crushing structure fixed in the crushing box. The crushing structure is used for rapidly crushing reinforced concrete. A first crushing roller and a second crushing roller are arranged in the crushing box, an electromagnet is arranged in the first crushing roller, and the first crushing roller is used for adsorbing the reinforcing steel bars.

In view of the above-mentioned related art, the inventor believes that there is a defect that after the electromagnet in the crushing roller absorbs the reinforcing steel bar, the absorbed reinforcing steel bar is difficult to be separated from the electromagnet, and a large amount of reinforcing steel bar is attached to the electromagnet.

Disclosure of Invention

In order to improve the difficult problem with the electro-magnet separation of reinforcing bar, this application provides a reinforced concrete recycle equipment.

The application provides a but reinforced concrete recycle equipment adopts following technical scheme:

a reinforced concrete recycling device comprises a recycling box; a driving roller and a driven roller are rotatably arranged on the inner side wall of the recovery box, and the driven roller is an electromagnet; an installation cabinet is fixedly embedded in one side of the recovery box; a second connecting frame is fixed on one side of the driven roller, which is far away from the driving roller, a switch moving piece is fixed on one side of the second connecting frame, which is far away from the driven roller, and the switch moving piece is electrically connected with the driven roller; a fifth sliding groove is formed in one side, close to the driven roller, of the installation cabinet, and the installation cabinet is connected with the switch moving piece in a sliding mode in the vertical direction through the fifth sliding groove; a switch stator is fixed on the bottom surface of the fifth chute, a power supply is embedded and fixed in the installation cabinet, and the switch stator is electrically connected with the power supply; a material guide seat is fixed on the inner bottom surface of the recovery box and is positioned below the installation cabinet; and a power supply mechanism for closing the switch stator and the switch rotor is arranged in the mounting cabinet.

By adopting the technical scheme, when the switch moving piece is contacted with the switch fixed piece, the power supply and the electromagnet form a passage, so that the power supply can supply power to the electromagnet, and the electromagnet in the electrified state can adsorb the reinforcing steel bar. When the driven roller drives the reinforcing bar and rotates to contact with the guide seat, the guide seat supports the reinforcing bar of pressing the driven roller outer peripheral face to promote the driven roller rebound, after switch rotor and switch stator separation, the driven roller loses the magnetic attraction effect, the reinforcing bar of being convenient for falls into guide seat top surface, thereby makes the reinforcing bar leave the driven roller.

Optionally, one side of the installation cabinet close to the driving roll is connected with a first connecting frame in a sliding manner along the width direction of the recovery box, and one side of the first connecting frame close to the driving roll is fixed with a limiting roll.

Through adopting above-mentioned technical scheme, when the reinforcing bar fell into between spacing roller and the drive roll, spacing roller and drive roll can rub reinforcing bar surface, are convenient for make the concrete and the reinforcing bar separation on reinforcing bar surface.

Optionally, the inner wall of the recycling bin is rotatably connected with two crushing rollers.

Through adopting above-mentioned technical scheme, through setting up two crushing rollers, be convenient for smash the bold reinforcing bar into the fritter, and then be convenient for spacing roller and drive roll handle the reinforcing bar.

Optionally, two material guide plates are obliquely fixed on the inner side wall of the recycling bin relatively.

Through adopting above-mentioned technical scheme, the small size reinforcing bar after smashing the roller can be by two stock guides landing downwards, and the stock guide provides the guide effect for the reinforcing bar simultaneously, and the reinforcing bar of being convenient for falls into between spacing roller and the drive roll.

Optionally, the side wall of the recovery box is rotatably provided with a driving wheel and a driven wheel; the driving wheel is meshed with the driven wheel; a motor is fixed on the outer wall of the recovery box, and the output end of the motor is fixedly connected with the driving wheel; the driving roller end is fixedly connected with the driving wheel, and a connecting assembly is arranged between the driven roller end and the driven wheel.

By adopting the technical scheme, the motor provides power for the rotation of the driving wheel, so that the driving wheel can drive the driven wheel to rotate conveniently, the driving roller and the driven roller can rotate, and the reinforcing steel bar can fall down from the space between the driving roller and the limiting roller by the rotation of the driving roller; the driven roller rotates and is convenient for driving the reinforcing steel bars to fall into the surface of the guide seat.

Optionally, the connecting assembly includes a wheel shaft fixed to one side of the driven wheel close to the driven wheel, a connecting groove is formed in one side of the driven wheel close to the driven wheel, and the wheel shaft is connected with the driven wheel in a sliding manner along the radial direction of the driven wheel through the connecting groove; two slots are formed in the peripheral surface of the wheel shaft; the side walls of the opposite inner sides of the connecting grooves are respectively provided with a mounting groove, and the driven roller is provided with a plug connector for being plugged with the slot in a sliding manner along the radial direction of the driven roller through the mounting groove; first chamfers are respectively arranged on the opposite inner sides of the two plug connectors.

Through adopting above-mentioned technical scheme, peg graft through plug connector and slot, realize the driven voller and rotate along with the shaft, the driven voller rotates along with the follower promptly. Through setting up first chamfer, when the driven voller of being convenient for received the exogenic action with first chamfer opposite direction, made plug connector and slot separation for the driven voller stall.

Optionally, a first spring is fixed on one side, away from the wheel axle, of the plug connector, and one end, away from the plug connector, of the first spring is fixedly connected with the wheel axle through a mounting groove.

Through adopting above-mentioned technical scheme, first spring provides the elasticity to being close to shaft one side for the plug connector, is convenient for peg graft with the shaft through first spring drive plug connector.

Optionally, the power supply mechanism comprises a pressing part arranged in the installation cabinet in a sliding manner along the length direction of the recovery box and a sliding part arranged in the installation cabinet in a vertical sliding manner; the pressing piece is fixedly connected with the first connecting frame; a first sliding groove is formed in one side, close to the driving wheel, of the mounting cabinet, and the mounting cabinet is connected with the pressing piece in a sliding mode through the first sliding groove; a second sliding groove is formed in one side, away from the driving wheel, of the first sliding groove, and the mounting cabinet is connected with the sliding part in a sliding mode through the second sliding groove; second chamfers are respectively arranged on the opposite inner sides of the pressing piece and the sliding piece; a third sliding chute is formed in the side wall, close to one side of the driving wheel, of the second sliding chute, and the installation cabinet is connected with a butting piece in a sliding mode along the length direction of the recovery box through the third sliding chute; one side of the sliding piece, which is close to the driving wheel, is provided with a square through hole for penetrating the abutting piece; an insertion block used for being inserted into the top of the abutting part is fixed on the bottom surface of the square through hole; and a fourth spring is fixed on one side of the abutting part far away from the driving wheel, and one end of the fourth spring far away from the abutting part is fixedly connected with the installation cabinet through a third sliding groove.

Through adopting above-mentioned technical scheme, the sliding part provides limiting displacement for the butt piece, when inserted block and butt piece separation, loses limiting displacement's butt piece and switch rotor contact to promote switch rotor and switch stator closed, realize switching on of electro-magnet. The limiting roller is pressed by the steel bar to trigger the sliding piece to move, and the inserting block is separated from the abutting piece. Through setting up power mechanism, when the reinforcing bar got into between spacing roller and the drive roll, the electro-magnet was in the on-state.

Optionally, a third spring is fixed to the bottom of the sliding part, and the bottom end of the third spring is fixedly connected with the installation cabinet through a second sliding groove.

Through adopting above-mentioned technical scheme, the third spring provides ascending elasticity for the sliding part, is convenient for reset upwards through third spring drive sliding part.

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

1. when the switch moving piece is contacted with the switch fixed piece, the power supply and the electromagnet form a passage, so that the power supply can supply power to the electromagnet, and the electromagnet in the electrified state can adsorb the reinforcing steel bar. When the driven roller drives the reinforcing steel bars to rotate to be in contact with the material guide seat, the material guide seat supports against the reinforcing steel bars on the peripheral surface of the driven roller so as to push the driven roller to move upwards, and after the switch moving piece is separated from the switch fixed piece, the driven roller loses the magnetic attraction effect, so that the reinforcing steel bars fall onto the top surface of the material guide seat, and the reinforcing steel bars are separated from the driven roller;

2. the driven roller rotates along with the wheel shaft by inserting the inserting pieces into the inserting grooves, namely the driven roller rotates along with the driven wheel. The first chamfer is arranged, so that the plug connector is separated from the slot when the driven roller is subjected to the action of external force in the direction opposite to the direction of the first chamfer, and the driven roller stops rotating;

3. the sliding piece provides a limiting effect for the abutting piece, when the insert block is separated from the abutting piece, the abutting piece losing the limiting effect is contacted with the switch moving piece, the switch moving piece is pushed to be closed with the switch fixed piece, and the conduction of the electromagnet is realized. The limiting roller is pressed by the steel bar to trigger the sliding piece to move, and the inserting block is separated from the abutting piece. Through setting up power mechanism, when the reinforcing bar got into between spacing roller and the drive roll, the electro-magnet was in the on-state.

Drawings

FIG. 1 is a schematic structural diagram of a reinforced concrete recycling apparatus according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a separation mechanism according to an embodiment of the present application.

Fig. 3 is a sectional view taken along line a-a of fig. 2.

FIG. 4 is a partial cross-sectional view of a driven roller according to an embodiment of the present application.

Fig. 5 is an enlarged schematic view taken along B in fig. 4.

Description of reference numerals: 1. a recycling bin; 11. an abutting member; 12. a first chamfer; 13. a material guide seat; 14. a bevel; 15. a discharge hole; 2. a material guide plate; 21. a crushing roller; 22. feeding a hopper; 3. a separating mechanism; 31. a driving wheel; 32. a driven wheel; 33. a drive roll; 34. a driven roller; 4. a connecting assembly; 41. a wheel axle; 42. connecting grooves; 43. a slot; 44. mounting grooves; 45. a plug-in unit; 46. a first spring; 5. installing a cabinet; 51. a first connecting frame; 52. a limiting roller; 53. a motor; 6. a power supply mechanism; 61. a third chute; 62. a pressing member; 63. a sliding member; 64. a first chute; 65. a second chute; 66. a second chamfer; 67. a third spring; 7. a power source; 71. a square through hole; 72. a switch stator; 73. a fourth spring; 74. a second link frame; 75. a switch moving plate; 76. and a fifth chute.

Detailed Description

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

The embodiment of the application discloses reinforced concrete recycle equipment. Referring to fig. 1 and 2, a reinforced concrete recycling apparatus includes a recycling bin 1. A discharge hopper 22 is fixed on the top of the recovery tank 1. Two crushing rollers 21 are rotatably connected to the inner wall of the recovery tank 1. Two guide plates 2 are oppositely and obliquely fixed on the side wall of the recovery box 1 close to one side of the crushing roller 21. The reinforced concrete enters the lower hopper 22 and falls into the recycling bin 1 from the lower hopper 22. The reinforced concrete is crushed into a reinforced concrete block having a small volume while passing through the crushing roller 21.

Referring to fig. 1 and 2, a mounting cabinet 5 is fixedly embedded in one side of the recycling bin 1. A material guide seat 13 is fixed on the inner bottom surface of the recovery box 1, and the material guide seat 13 is positioned below the installation cabinet 5; the material guiding seat 13 is arranged obliquely. Discharge opening 15 has been seted up to collection box 1 inside wall, and guide seat 13 runs through discharge opening 15 and sets up in installation cabinet 5 one side. The reinforcing steel bars separated from the concrete slide down from the inclined surface 14 at the top of the material guide seat 13 and are discharged out of the recycling bin 1 through the discharge hole 15.

Referring to fig. 1 and 2, a separating mechanism 3 for separating the reinforcing steel bars and the concrete is provided in the recovery tank 1. The separating mechanism 3 includes a driving pulley 31 and a driven pulley 32 rotatably mounted on the side wall of the recovery tank 1. The driving wheel 31 is meshed with the driven wheel 32; a motor 53 is fixed on the outer wall of the recycling box 1, and the output end of the motor 53 is fixedly connected with the driving wheel 31; the motor 53 is used for providing power for the rotation of the driving wheel 31, so as to drive the driving wheel 31 and the driven wheel 32 to rotate.

Referring to fig. 2 and 3, a driving roller 33 and a driven roller 34 are rotatably mounted on the side wall of the recycling bin 1 far away from the driving wheel 31, the end of the driving roller 33 is fixedly connected with the driving wheel 31, and a connecting assembly 4 is arranged between the end of the driven roller 34 and the driven wheel 32; the driving wheel 31 drives the driving roller 33 to rotate; the driven pulley 32 rotates the driven roller 34 via the coupling assembly 4. The driven roller 34 is an electromagnet. After the reinforcing steel bars pass through the space between the limiting roller 52 and the driving roller 33, the reinforcing steel bars are adsorbed by the driven roller 34 and rotate along with the driven roller 34, so that the reinforcing steel bars enter the surface of the material guide seat 13.

Referring to fig. 4 and 5, the connecting assembly 4 includes a wheel shaft 41 fixed to the driven wheel 32 on a side close to the driven wheel 34, a connecting groove 42 is formed on a side of the driven wheel 34 close to the driven wheel 32, and the wheel shaft 41 is slidably connected to the driven wheel 34 along a radial direction of the driven wheel 34 through the connecting groove 42. Two slots 43 are arranged on the peripheral surface of the wheel shaft 41; the opposite inner side walls of the connecting grooves 42 are respectively provided with a mounting groove 44, and the driven roller 34 is provided with a plug connector 45 which is used for being plugged with the slot 43 along the radial direction of the driven roller 34 through the mounting groove 44 in a sliding manner. A first spring 46 is fixed on one side of the plug 45 away from the wheel shaft 41, and one end of the first spring 46 away from the plug 45 is fixedly connected with the wheel shaft 41 through a mounting groove 44; the first spring 46 provides the plug 45 with an elastic force to return to the side close to the slot 43. The opposite inner sides of the two plug connectors 45 are respectively provided with a first chamfer 12; the two first chamfers 12 are opened in the same direction. During the process that the driven roller 34 adsorbs the steel bars and rotates, the steel bars are in contact with the top end of the material guide seat 13, and the steel bars are pressed upwards by the material guide seat 13 and exert upwards thrust on the driven roller 34. When the driven roller 34 rotates until the first chamfers 12 of the two plug 45 face upward, the plug 45 applies an upward force to the wheel shaft 41 through the slot 43 and pushes the plug 45 to be separated from the slot 43 through the first chamfers 12. After the plug 45 is separated from the slot 43, the driven roller 34 no longer rotates with the axle 41.

Referring to fig. 4 and 5, a first connecting frame 51 is connected to one side of the installation cabinet 5 close to the driving roller 33 in a sliding manner along the width direction of the recycling bin 1, and the first connecting frame 51 penetrates through the side wall of the installation cabinet 5; a limit roller 52 is fixed to the first link frame 51 on the side close to the drive roller 33. The crushed small-volume reinforcing steel bars fall between the limiting roller 52 and the driving roller 33, and the concrete on the surface of the reinforcing steel bars is stripped from the reinforcing steel bars by mutual abutting between the limiting roller 52 and the driving roller 33. When the reinforcing steel bar enters between the driving roller 33 and the limiting roller 52, the reinforcing steel bar applies pressure to the limiting roller 52 toward the side close to the mounting cabinet 5, so that the limiting roller 52 moves toward the side close to the mounting cabinet 5.

Referring to fig. 4 and 5, a power supply mechanism 6 for energizing the electromagnet is provided in the installation cabinet 5. The power supply mechanism 6 comprises a pressing piece 62 arranged in the installation cabinet 5 in a sliding manner along the length direction of the recovery box 1 and a sliding piece 63 arranged in the installation cabinet 5 in a vertical sliding manner; the pressing member 62 is fixedly connected to the first link frame 51. The side of the mounting cabinet 5 close to the driving wheel 31 is provided with a first chute 64, and the mounting cabinet 5 is connected with the pressing part 62 in a sliding manner through the first chute 64. The bottom surface of the first chute 64, which is far away from the driving wheel 31, is provided with a second chute 65, and the installation cabinet 5 is connected with the sliding member 63 in a sliding manner through the second chute 65; the opposite inner sides of the pressing part 62 and the sliding part 63 are respectively provided with a second chamfer 66. A third spring 67 is fixed at the bottom of the sliding piece 63, and the bottom end of the third spring 67 is fixedly connected with the mounting cabinet 5 through a second chute 65; the third spring 67 provides an upward return spring force to the slider 63. The third chute 61 is opened at the side wall of the second chute 65 close to the driving wheel 31, and the installation cabinet 5 is connected with the abutting part 11 through the third chute 61 in a sliding manner along the length direction of the recycling box 1. One side of the sliding piece 63 close to the driving wheel 31 is provided with a square through hole 71 for penetrating the abutting piece 11; an insertion block for being inserted into the top of the abutting part 11 is fixed on the bottom surface of the square through hole 71; a fourth spring 73 is fixed on one side of the abutting part 11 far away from the driving wheel 31, and one end of the fourth spring 73 far away from the abutting part 11 is fixedly connected with the mounting cabinet 5 through a third chute 61; the fourth spring 73 applies an elastic force to the abutment member 11 toward the side close to the driven roller 34. The driven roller 34 is fixed with a second connecting frame 74 on the side far away from the driving roller 33, a switch moving piece 75 is fixed on the side of the second connecting frame 74 far away from the driven roller 34, the switch moving piece 75 is electrically connected with the driven roller 34 through a conducting wire, and the conducting wire penetrates through the second connecting frame 74. A fifth chute 76 is formed in one side of the installation cabinet 5 close to the driven roller 34, and the installation cabinet 5 is connected with the switch moving piece 75 in a sliding mode along the vertical direction through the fifth chute 76. A switch stator 72 is fixed on the bottom surface of the fifth chute 76, a power supply 7 is embedded and fixed in the installation cabinet 5, and the switch stator 72 is electrically connected with the power supply 7.

The implementation principle of the reinforced concrete recycling equipment in the embodiment of the application is as follows:

after the reinforced concrete enters the recycling box 1, the reinforced concrete is crushed by the crushing roller 21 to form small-volume reinforcing steel bars, and a large amount of concrete residues are still remained on the surfaces of the reinforcing steel bars. After the small-volume reinforcing steel bar enters between the limiting roller 52 and the driving roller 33, a pushing force towards the side far away from the driving roller 33 is applied to the limiting roller 52, so that the limiting roller 52 is pushed to move towards the side far away from the driving roller 33. The first link frame 51 presses the slide member 63 during the movement and pushes the slide member 63 to move downward. In the moving process of the sliding member 63, the insertion block is separated from the abutting member 11, the abutting member 11 moves towards one side close to the driven roller 34 under the action of the fourth spring 73, the moved abutting member 11 abuts against the switch moving piece 75, the switch moving piece 75 is made to be in contact with the switch fixed piece 72, and the power supply 7 supplies power to the electromagnet, so that the driven roller 34 adsorbs the steel bars. The plug 45 is now plugged into the socket 43.

After the reinforcing steel bars pass between the driving roller 33 and the driven roller 34, concrete residues on the surfaces of the reinforcing steel bars fall off in the process of friction between the reinforcing steel bars and the driving roller 33 and the limiting rollers 52, and the reinforcing steel bars are contacted with the driven roller 34 after falling. During the process that the driven roller 34 adsorbs the steel bars and rotates, the steel bars are in contact with the top end of the material guide seat 13, and the steel bars are pressed upwards by the material guide seat 13 and exert upwards thrust on the driven roller 34. When the driven roller 34 rotates until the first chamfers 12 of the two plug 45 face upward, the plug 45 applies an upward force to the wheel shaft 41 through the slot 43 and pushes the plug 45 to be separated from the slot 43 through the first chamfers 12. The switch moving piece 75 is separated from the switch fixed piece 72 along with the rising process of the driven roller 34, the electromagnet loses the magnetic attraction effect, and the reinforcing steel bars are separated from the driven roller 34 and enter the material guide seat 13.

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 a reinforced concrete recycle equipment which characterized in that: comprises a recovery box (1); a driving roller (33) and a driven roller (34) are rotatably arranged on the inner side wall of the recovery box (1), and the driven roller (34) is an electromagnet; an installation cabinet (5) is fixedly embedded in one side of the recovery box (1); a second connecting frame (74) is fixed on one side of the driven roller (34) far away from the driving roller (33), a switch moving piece (75) is fixed on one side of the second connecting frame (74) far away from the driven roller (34), and the switch moving piece (75) is electrically connected with the driven roller (34); a fifth chute (76) is formed in one side, close to the driven roller (34), of the mounting cabinet (5), and the mounting cabinet (5) is connected with the switch moving piece (75) in a sliding mode along the vertical direction through the fifth chute (76); a switch stator (72) is fixed on the bottom surface of the fifth sliding groove (76), a power supply (7) is embedded and fixed in the installation cabinet (5), and the switch stator (72) is electrically connected with the power supply (7); a guide seat (13) is fixed on the inner bottom surface of the recovery box (1), and the guide seat (13) is positioned below the installation cabinet (5); and a power supply mechanism (6) for closing the switch fixed sheet (72) and the switch moving sheet (75) is arranged in the mounting cabinet (5).

2. The reinforced concrete recycling apparatus of claim 1, wherein: the installation cabinet (5) is close to drive roll (33) one side and is slided along recovery box (1) width direction and is connected with first link (51), first link (51) are close to drive roll (33) one side and are fixed with spacing roller (52).

3. The reinforced concrete recycling apparatus of claim 1, wherein: the inner wall of the recovery box (1) is rotatably connected with two crushing rollers (21).

4. The reinforced concrete recycling apparatus of claim 1, wherein: two material guide plates (2) are oppositely and obliquely fixed on the inner side wall of the recovery box (1).

5. The reinforced concrete recycling apparatus of claim 1, wherein: the side wall of the recovery box (1) is rotatably provided with a driving wheel (31) and a driven wheel (32); the driving wheel (31) is meshed with the driven wheel (32); a motor (53) is fixed on the outer wall of the recovery box (1), and the output end of the motor (53) is fixedly connected with the driving wheel (31); the driving roller (33) end is fixedly connected with the driving wheel (31), and a connecting assembly (4) is arranged between the driven roller (34) end and the driven wheel (32).

6. The reinforced concrete recycling apparatus of claim 5, wherein: the connecting assembly (4) comprises a wheel shaft (41) fixed on one side, close to the driven roller (34), of the driven roller (32), a connecting groove (42) is formed in one side, close to the driven roller (32), of the driven roller (34), and the wheel shaft (41) is connected with the driven roller (34) in a sliding mode along the radial direction of the driven roller (34) through the connecting groove (42); two slots (43) are formed in the peripheral surface of the wheel shaft (41); the side wall of the connecting groove (42) opposite to the inner side is respectively provided with a mounting groove (44), and the driven roller (34) is provided with a plug connector (45) which is used for being plugged with the slot (43) in a sliding manner along the radial direction of the driven roller (34) through the mounting groove (44); the opposite inner sides of the two plug connectors (45) are respectively provided with a first chamfer (12).

7. The reinforced concrete recycling apparatus of claim 6, wherein: a first spring (46) is fixed on one side, away from the wheel shaft (41), of the plug connector (45), and one end, away from the plug connector (45), of the first spring (46) is fixedly connected with the wheel shaft (41) through a mounting groove (44).

8. The reinforced concrete recycling apparatus of claim 2, wherein: the power supply mechanism (6) comprises a pressing piece (62) which is arranged in the installation cabinet (5) in a sliding manner along the length direction of the recovery box (1) and a sliding piece (63) which is arranged in the installation cabinet (5) in a sliding manner along the vertical direction; the pressing piece (62) is fixedly connected with the first connecting frame (51); a first sliding groove (64) is formed in one side, close to the driving wheel (31), of the mounting cabinet (5), and the mounting cabinet (5) is connected with the pressing piece (62) in a sliding mode through the first sliding groove (64); a second sliding groove (65) is formed in one side, away from the driving wheel (31), of the first sliding groove (64), and the mounting cabinet (5) is connected with the sliding piece (63) in a sliding mode through the second sliding groove (65); the opposite inner sides of the pressing piece (62) and the sliding piece (63) are respectively provided with a second chamfer (66); a third sliding chute (61) is formed in the side wall of one side, close to the driving wheel (31), of the second sliding chute (65), and the installation cabinet (5) is connected with an abutting piece (11) in a sliding mode along the length direction of the recovery box (1) through the third sliding chute (61); one side of the sliding piece (63) close to the driving wheel (31) is provided with a square through hole (71) for penetrating and arranging the abutting piece (11); an insertion block used for being inserted into the top of the abutting part (11) is fixed on the bottom surface of the square through hole (71); and a fourth spring (73) is fixed on one side, away from the driving wheel (31), of the abutting part (11), and one end, away from the abutting part (11), of the fourth spring (73) is fixedly connected with the installation cabinet (5) through a third sliding groove (61).

9. The reinforced concrete recycling apparatus of claim 8, wherein: the bottom of the sliding piece (63) is fixedly provided with a third spring (67), and the bottom end of the third spring (67) is fixedly connected with the installation cabinet (5) through a second sliding groove (65).