CN116078462A

CN116078462A - High-efficient breaker is used in recovery of abandonment concrete

Info

Publication number: CN116078462A
Application number: CN202211705198.4A
Authority: CN
Inventors: 路亦男; 汤晓峰; 杨枫林; 盛林
Original assignee: Nantong Construction Concrete Co ltd
Current assignee: Nantong Construction Concrete Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-09

Abstract

The application relates to a high-efficiency crushing device for recycling waste concrete, and relates to the technical field of concrete recycling; the crushing device comprises a crushing box, wherein a crushing cavity is formed in the crushing box along the height direction, a first crushing mechanism, a second crushing mechanism and a screening mechanism are sequentially arranged on the inner wall of the crushing cavity along the height direction, a feeding funnel is arranged on the upper surface of the crushing box and communicated with the inner wall of the crushing cavity, the feeding funnel is positioned on the upper side of the first crushing mechanism, a discharging plate is arranged on the inner wall of the crushing cavity and positioned on the lower side of the screening mechanism, and a discharging part is arranged on the outer side wall of the crushing box and used for discharging crushed waste concrete into the crushing box; this application has the effect that improves staff's work efficiency.

Description

High-efficient breaker is used in recovery of abandonment concrete

Technical Field

The application relates to the technical field of concrete recovery, in particular to a high-efficiency crushing device for waste concrete recovery.

Background

The waste material crushing treatment device for construction is an auxiliary device for crushing treatment of concrete and cement waste generated in the construction process, reduces the occupied space of solid waste, and is convenient for recycling the concrete and cement.

The waste concrete is mostly doped with skeleton steel bars, and is directly buried and discarded to cause larger waste of steel; therefore, the hydraulic breaking hammer is assembled on the excavator to break the concrete outside the steel reinforcement framework, and the broken concrete is separated from the steel reinforcement by adopting manual picking, so that the efficiency is low and the improvement is needed.

Disclosure of Invention

In order to improve staff's work efficiency, this application provides a high-efficient breaker is used in recovery of abandonment concrete.

The application provides a high-efficient breaker is used in recovery of abandonment concrete adopts following technical scheme:

the utility model provides a high-efficient breaker is used in waste concrete recovery, includes the crushing case, the crushing chamber has been seted up along the direction of height to the inside of crushing case, the inner wall in crushing chamber has set gradually first broken mechanism, second broken mechanism and screening mechanism along the direction of height, the upper surface of crushing case is provided with feed hopper, feed hopper communicates with each other with the broken intracavity wall, feed hopper is located the upside of first broken mechanism, the inner wall in crushing chamber just is located screening mechanism's downside and is provided with the flitch, the lateral wall of crushing case is provided with ejection of compact part, ejection of compact part is used for discharging waste concrete after the breakage in the crushing case.

Through adopting above-mentioned technical scheme, first broken mechanism and second broken mechanism are broken to the waste concrete in proper order, and the waste concrete after the breakage gets into screening mechanism in screening for reinforcing bar and waste residue in the waste concrete separate, and the waste residue falls into on the flitch, and the broken incasement of rethread ejection of compact part discharge, the automatic separation of reinforcing bar and waste residue in the waste concrete has been realized in the above-mentioned operation, thereby need not the staff and manually sort out the reinforcing bar from the waste concrete after the breakage, has effectively improved staff work efficiency.

Preferably, the screening structure comprises a conveying motor, two conveying rollers, a conveying belt, a plurality of electromagnets, a connecting plate, a transition plate and a scraping plate, wherein the conveying motor is arranged on the outer side wall of the crushing box, the output end of the conveying motor is connected with one conveying roller, the two conveying rollers are all rotationally connected with the inner wall of the crushing cavity, the conveying belt is sleeved on the side walls of the two conveying rollers, the electromagnets are uniformly arranged on the side walls of the conveying belt, the electromagnets are externally connected with a power supply, the connecting plate is arranged on the inner wall of the crushing cavity, one side of the connecting plate, away from the discharging plate, is flush with the upper surface of the conveying belt, the transition plate is positioned on one side, close to the discharging plate, of the connecting plate, the scraping plate is arranged on one side, close to the conveying belt, of the scraping plate, the one side, away from the connecting plate, of the discharging port is arranged on the outer side, of the transition plate, so that the reinforcing steel bars on the transition plate are discharged from the discharging port into the crushing box.

Through adopting above-mentioned technical scheme, the broken abandonment concrete of second broken mechanism falls into on the conveyer belt, and the electro-magnet of inlaying on the conveyer belt is equipped with this moment adsorbs the reinforcing bar that contains in the broken abandonment concrete for the reinforcing bar adsorbs on the conveyer belt, along with the start-up of conveyer belt, and waste residue falls into on the flitch through connecting plate and transition board, and the reinforcing bar that adsorbs on the conveyer belt breaks away from the conveyer belt through the scraper blade and falls into on the transition board, the inside of the broken case of rethread discharge port discharge, thereby realizes the separation in the broken abandonment concrete of reinforcing bar follow.

Preferably, the outer side wall of the crushing box is provided with a collecting frame, the collecting frame is communicated with the inner wall of the discharge outlet, the inner wall of the collecting frame is provided with a partition plate, the side wall of the partition plate is penetrated and provided with a plurality of connecting holes, one side of the collecting frame, which is far away from the crushing box, is provided with a material discharge outlet, the collecting frame is provided with a shielding plate for shielding the material discharge outlet, the outer side wall of the crushing box is provided with a driving cylinder, which is located on the upper side of the collecting frame, one end of a piston rod of the driving cylinder is connected with a butt joint rod, one end of the butt joint rod, which is far away from the driving cylinder, is connected with the upper surface of the shielding plate, the outer side wall of the collecting frame is provided with a material discharge ladder, the side wall of the collecting frame is provided with a crushed outlet, the crushed outlet is located on the lower side of the partition plate, the inner wall of the crushed outlet is slidingly connected with a crushed collecting box, and a fastener is arranged between the crushed collecting box and the collecting frame.

Through adopting above-mentioned technical scheme, the reinforcing bar of discharge port exhaust falls into and collects in the frame for the waste residue that carries in the reinforcing bar is collected in album garrulous incasement through the connecting hole of seting up on the division board, and the rethread drives the removal of cylinder drive shielding plate, makes the reinforcing bar after the clearance is accomplished discharge through bin outlet and row's material ladder, thereby still has reduced the possibility of waste residue in the reinforcing bar after the separation.

Preferably, the fastening member comprises a fastening rod and a positioning rod, the fastening rod is rotatably connected to the outer side wall of the collecting frame, the positioning rod is arranged on the outer side wall of the collecting box, and the fastening rod and the positioning rod are abutted to one side close to each other.

Through adopting above-mentioned technical scheme, rotate the fastening rod for the tip butt of fastening rod is in the upper surface of locating lever, thereby is fixed in collecting the garrulous case of collection in the frame, and then has improved the garrulous case of collection and has been located the stability of collecting in the frame.

Preferably, the discharging plate is provided with a plurality of first screening holes and second screening holes, the first screening holes are arranged at the position, close to the connecting plate, of the discharging plate, two telescopic plates are arranged between the discharging plate and the bottom wall of the crushing cavity, the two telescopic plates are positioned between the first screening holes and the second screening holes, the discharging part comprises a first discharging pipe and a second discharging pipe, the first discharging pipe and the second discharging pipe are arranged on the outer side wall of the crushing box, the first discharging pipe and the second discharging pipe are communicated with the inside of the crushing cavity, the first discharging pipe is used for discharging waste residues screened out by the first screening holes out of the crushing box, and the second discharging pipe is used for discharging waste residues screened out by the second screening holes out of the crushing box.

Through adopting above-mentioned technical scheme, the waste residue that falls on the flitch is sieved through a plurality of first screening holes and second screening holes to the broken incomplete waste residue in the waste residue is selected, thereby need not the staff and sorts the waste residue after the waste concrete breakage, and then has further improved staff's work efficiency.

Preferably, the shaking pieces are arranged between the telescopic plates, each shaking piece comprises a supporting seat, a shaking motor, a first connecting rod, a second connecting rod, a lifting rod, a moving rod and a dovetail block, the supporting seats are arranged on the bottom wall of the crushing cavity, the shaking motors are arranged on the side walls of the supporting seats, the first connecting rods are arranged at the output ends of the shaking motors, the second connecting rods are rotationally connected to one ends of the first connecting rods, which are far away from the rotating motors, of the first connecting rods, the lifting rods are rotationally connected to one ends of the second connecting rods, which are far away from the first connecting rods, the moving rods are arranged on the side walls of the lifting rods, the dovetail blocks are arranged at one ends of the moving rods, which are far away from the lifting rods, dovetail grooves for the dovetail blocks to slide along the vertical direction are formed in the inner walls of the crushing cavity, sliding blocks are arranged on the two sides of the inner walls of the discharging plates, and sliding grooves for the sliding blocks are formed in the two sides of the inner walls of the crushing cavity.

Through adopting above-mentioned technical scheme, shake motor drives first connecting rod and takes place to rotate, and first connecting rod passes through the second connecting rod and drives the lifter and take place to remove along vertical direction, and the dovetail moves along the vertical direction of dovetail inner wall in step this moment, and when the lifter moved along vertical direction, the lifter promoted the flitch to the upper and lower shake of realization flitch, and then improved the screening efficiency of waste residue on the flitch.

Preferably, the expansion plate comprises a mounting plate, an adjusting plate and a limiting block, wherein the mounting plate is arranged on the inner wall of the crushing cavity, an adjusting groove is formed in one side, close to the discharging plate, of the mounting plate in the vertical direction, the adjusting plate is slidably connected to the inner wall of the adjusting groove, the adjusting plate is arranged on the lower surface of the discharging plate, the limiting block is arranged on the side wall of the adjusting plate, and a limiting groove for the sliding of the limiting block is formed in the inner wall of the adjusting groove.

Through adopting above-mentioned technical scheme, when the flitch takes place to remove along vertical direction, the regulating plate takes place to remove along the vertical direction of regulating tank inner wall in step, and the stopper takes place to remove at the vertical direction of spacing tank inner wall in step, has effectively reduced the regulating plate and has broken away from the possibility of regulating tank inner wall.

Preferably, the first crushing mechanism comprises a fixed plate, two electric pushing rods, two crushing plates and two guide plates, wherein the fixed plate is arranged on the inner wall of the crushing cavity, the side wall of the fixed plate is provided with a communication hole communicated with the second screening mechanism in a penetrating mode, the two electric pushing rods are symmetrically arranged on the upper surface of the fixed plate, the two electric pushing rods are located on two sides of the inner wall of the communication hole, the two electric pushing rods and the two crushing plates are correspondingly arranged, and the two crushing plates are arranged at one end of a piston rod of the electric pushing rod.

Through adopting above-mentioned technical scheme, first electric putter drives continuous first breaker plate and takes place to remove along the horizontal direction to carry out broken processing to waste concrete through two first breaker plates, and then make waste concrete to retrieve the recycle.

Preferably, the second crushing mechanism comprises two crushing rollers and a linkage piece, wherein the two crushing rollers are rotatably connected to the inner wall of the crushing cavity, and the linkage piece is used for connecting the two crushing rollers.

Through adopting above-mentioned technical scheme, after the broken waste concrete of passing through first broken mechanism falls into between two crushing rollers, drive two crushing rollers opposite movement through the link to break once more to falling into the waste concrete between two crushing rollers, and then improved breaker and to the broken degree of waste concrete.

Preferably, the linkage piece comprises a rotating motor and two linkage gears, the rotating motor is arranged on the outer side wall of the crushing box, the output end of the rotating motor is connected with one of the crushing rollers, the two linkage gears and the two crushing rollers are symmetrically arranged, and the linkage gears are arranged on the side wall of the crushing rollers and are meshed with each other.

Through adopting above-mentioned technical scheme, rotate motor drive one of them crushing roller and take place to rotate, the crushing roller drives the linkage gear that links to each other and takes place to rotate to make another linkage gear take place to rotate, thereby drive another crushing roller and take place to rotate, and then drive two crushing rollers and carry out the breakage to waste concrete.

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

1. the first crushing mechanism and the second crushing mechanism crush waste concrete in sequence, the crushed waste concrete enters the screening mechanism to be screened, steel bars and waste residues in the waste concrete are separated, the waste residues fall onto the discharging plate, and the waste residues are discharged into the crushing box through the discharging part.

2. The waste residues are screened through the first screening holes and the second screening holes on the discharging plate, so that incomplete broken waste residues in the waste residues are selected, and accordingly workers are not required to sort the waste residues after waste concrete is broken, and further the working efficiency of the workers is improved.

Drawings

Fig. 1 is a schematic overall structure of a high-efficiency crushing device for recycling waste concrete in an embodiment of the application.

Fig. 2 is a cross-sectional view of an embodiment of the present application for embodying the internal structure of the crushing tank.

Fig. 3 is a schematic diagram of a linkage structure used in an embodiment of the present application.

Fig. 4 is a schematic diagram of a shaker member structure used in an embodiment of the present application.

Fig. 5 is a cross-sectional view of an embodiment of the present application for embodying a telescoping plate structure.

Reference numerals illustrate:

1. a crushing box; 11. a crushing cavity; 111. a dovetail groove; 112. a slip groove; 12. a feed hopper; 13. a discharge member; 131. a first discharge pipe; 132. a second discharge pipe; 14. a discharge port; 15. a driving cylinder; 151. a butt joint rod; 2. a first crushing mechanism; 21. a fixing plate; 211. a communication hole; 22. an electric push rod; 23. a breaker plate; 24. a deflector; 3. a second crushing mechanism; 31. a crushing roller; 32. a linkage member; 321. a rotating motor; 322. a linkage gear; 4. a screening mechanism; 41. a conveying motor; 42. a conveying roller; 43. a conveyor belt; 44. an electromagnet; 45. a connecting plate; 46. a transition plate; 47. a scraper; 5. a discharge plate; 51. a first screening aperture; 52. a second screening aperture; 53. a sliding block; 6. a collection frame; 61. a partition plate; 611. a connection hole; 62. a discharge port; 621. a shielding plate; 63. a discharging ladder; 64. a crushing outlet; 641. a crushing box; 65. a fastener; 651. a fastening rod; 652. a positioning rod; 7. a telescoping plate; 71. a mounting plate; 711. an adjustment tank; 712. a limit groove; 72. an adjusting plate; 73. a limiting block; 8. a dithering member; 81. a support base; 82. a shaking motor; 83. a first link; 84. a second link; 85. a lifting rod; 86. a moving rod; 87. dovetail block.

Detailed Description

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

The embodiment of the application discloses high-efficient breaker is used in recovery of abandonment concrete. Referring to fig. 1 and 2, the crushing device comprises a crushing box 1, wherein a crushing cavity 11 is formed in the crushing box 1 along the height direction, and a first crushing mechanism 2, a second crushing mechanism 3 and a screening mechanism 4 are sequentially arranged on the inner wall of the crushing cavity 11 along the height direction; the upper surface welding of broken case 1 has feed hopper 12, and the inner wall welding of broken chamber 11 has flitch 5, and flitch 5 is located screening mechanism 4's downside, and broken case 1's lateral wall is provided with ejection of compact part 13, and ejection of compact part 13 is with the waste concrete after the breakage that will be located on flitch 5 discharges broken case 1.

Referring to fig. 1 and 2, a worker enters waste concrete into a crushing cavity 11 through a feeding funnel 12, and then crushes the waste concrete sequentially through a first crushing mechanism 2 and a second crushing mechanism 3, and the crushed concrete falls into a screening mechanism 4 for screening; thereby separate reinforcing bar and waste residue in the waste concrete for the reinforcing bar falls into screening mechanism 4, and the waste residue falls into on the flitch 5, and then the waste concrete realizes the effective separation of reinforcing bar and waste residue at broken in-process, and then need not the staff and additionally handles the reinforcing bar in the broken concrete, has effectively improved staff's work efficiency.

Referring to fig. 2, the first crushing mechanism 2 includes a fixed plate 21, two electric push rods 22, two crushing plates 23 and two guide plates 24, the fixed plate 21 is welded on the inner wall of the crushing cavity 11, and a communication hole 211 is formed through one side of the fixed plate 21, which is close to the feeding funnel 12, so that the concrete crushed by the first crushing mechanism 2 falls into the second crushing mechanism 3; two electric putter 22 symmetry weld in the upper surface of fixed plate 21, and the one end of two electric putter 22 piston rods is close to each other, and two electric putter 22 are located the both sides of intercommunicating pore 211, and two electric putter 22 and two crushing boards 23 correspond the setting, and two crushing boards 23 weld in the one end of the piston rod that corresponds electric putter 22, and two guide plates 24 integrated into one piece are in intercommunicating pore 211 inner wall. When the waste concrete falls into the first crushing mechanism 2 through the feeding hopper 12, the waste concrete is subjected to preliminary crushing treatment through the two crushing plates 23, and the waste concrete after the preliminary crushing treatment falls into the second crushing mechanism 3 through the guide plates 24 to be subjected to secondary crushing treatment.

Referring to fig. 1, 2 and 3, the second crushing mechanism 3 includes two crushing rollers 31 and a linkage piece 32, the two crushing rollers 31 are rotatably connected to the inner wall of the crushing cavity 11, the linkage piece 32 includes a rotating motor 321 and two linkage gears 322, the rotating motor 321 is connected to the outer side wall of the crushing box 1 through bolts, the output end of the rotating motor 321 is connected with one of the crushing rollers 31, the two linkage gears 322 and the two crushing rollers 31 are correspondingly arranged, the two linkage gears 322 are welded and sleeved on the side wall of the crushing roller 31, the two linkage gears 322 are meshed with each other, the two guide plates 24 and the two crushing rollers 31 are correspondingly arranged, and the guide plates 24 are positioned on the upper sides of the crushing rollers 31; when the waste concrete crushed by the first crushing mechanism 2 falls between the two crushing rollers 31 through the guide plates 24, the rotating motor 321 drives the crushing roller 31 connected with the first crushing mechanism to rotate, and the crushing roller 31 drives the other crushing roller 31 to rotate through the two linkage gears 322, so that the waste concrete crushed by the first crushing mechanism 2 is crushed again, and the crushing degree of the waste concrete is improved.

Referring to fig. 2, the screening mechanism 4 includes a conveying motor 41, two conveying rollers 42, a conveying belt 43, a plurality of electromagnets 44, a connecting plate 45, a transition plate 46 and a scraping plate 47, the conveying motor 41 is connected to the outer side wall of the crushing box 1 through bolts, the two conveying rollers 42 are rotatably connected to the inner wall of the crushing cavity 11, the output end of the conveying motor 41 is connected to one of the conveying rollers 42, the conveying belt 43 is sleeved on the two conveying rollers 42, the electromagnets 44 are uniformly embedded on the side wall of the conveying belt 43 through glue, and the electromagnets 44 are externally connected with a power supply. The connecting plate 45 is welded on the inner wall of the crushing cavity 11, the upper end wall of the connecting plate 45 is flush with the surface of the conveyor belt 43, the transition plate 46 is welded on the lower end wall of the connecting plate 45, the transition plate 46 is positioned on the upper side of the discharging plate 5, the scraping plate 47 is welded on one side of the connecting plate 45 close to the conveyor belt 43, one side of the scraping plate 47 away from the connecting plate 45 is inclined downwards, the outer side wall of the crushing box 1 is provided with the discharge port 14 for discharging the reinforcing steel bars on the transition plate 46 into the crushing cavity 11, the discharge port 14 is positioned on one side of the transition plate 46 away from the connecting plate 45, and one side of the transition plate 46 away from the connecting plate 45 is inclined downwards for rapidly discharging the reinforcing steel bars of the transition plate 46 from the discharge port 14; a guide angle 451 is provided on the side of the connecting plate 45 adjacent to the fixing plate 21 so that waste residue on the conveyor belt 43 can fall onto the discharge plate 5 from between the connecting plate 45 and the area formed by the inner wall of the crushing chamber 11.

Referring to fig. 2, when the second crushing mechanism 3 crushes the waste concrete, the crushed concrete falls onto the conveyor belt 43, and at this time, the electromagnet 44 is energized to adsorb the steel bars on the conveyor belt 43, so that the steel bars are adsorbed on the conveyor belt 43, while the waste residues fall onto the discharge plate 5 through the connecting plate 45, the steel bars adsorbed on the conveyor belt 43 fall onto the transition plate 46 from the conveyor belt 43 under the action of the scraper 47, and the steel bars on the conveyor belt 43 are discharged from the discharge port 14 into the crushing box 1.

Referring to fig. 1 and 2, a collecting frame 6 is welded on the outer side wall of the crushing box 1, the inside of the collecting frame 6 is communicated with the inner wall of the discharge port 14, a separation plate 61 is welded on the inner wall of the collecting frame 6, a plurality of connecting holes 611 are formed in the side wall of the separation plate 61 in a penetrating manner, and the upper surface of the separation plate 61 is flush with the inner bottom wall of the discharge port 14; a discharge hole 62 is formed in one side, far away from the crushing box 1, of the collecting frame 6, a shielding plate 621 is arranged on one side, far away from the crushing box 1, of the collecting frame 6 and used for shielding the discharge hole 62, a butt joint rod 151 is welded on the upper surface of the shielding plate 621, a driving cylinder 15 is arranged on one side, far away from the shielding plate 621, of the butt joint rod 151, the driving cylinder 15 is welded on the outer side wall of the crushing box 1, and one end of a piston rod of the driving cylinder 15 is connected with the end wall of the butt joint rod 151 through a bolt; the outer side wall of the collecting frame 6 is welded with a discharging ladder 63, the side wall of the collecting frame 6 is provided with a crushing outlet 64, the inner wall of the crushing outlet 64 is positioned at the lower side of the partition plate 61, the inner wall of the crushing outlet 64 is slidably connected with a crushing collecting box 641, and a fastening piece 65 is arranged between the crushing collecting box 641 and the collecting frame 6. When the reinforcing bars on the conveyor belt 43 drop onto the partition plate 61 from the discharge port 14, the waste residues entrained in the reinforcing bars drop into the bin 641 from the inner wall of the connecting hole 611, and then the shielding plate 621 is driven by the driving cylinder 15 to move toward the side close to the feed hopper 12, so that the discharge port 62 is opened, thereby facilitating the discharge of the reinforcing bars on the partition plate 61 through the discharge port 62 and the discharge ladder 63, and further reducing the possibility that the separated reinforcing bars still contain waste residues.

Referring to fig. 1, the fastener 65 includes a fastening rod 651 rotatably connected to an outer sidewall of the collection frame 6, and a positioning rod 652 welded to an outer sidewall of the bin 641, the positioning rod 652 may be an L-shaped rod, and one side of the fastening rod 651 and the positioning rod 652, which are adjacent to each other, abuts against each other; after the collection bin 641 is fully charged with waste residues, the fastening rod 651 is rotated, so that the fastening rod 651 is separated from the abutting connection with the collection bin 641, and therefore workers can conveniently take the collection bin 641 out of the collection frame 6, and further the workers can conveniently clean the chips collected in the collection bin 641.

Referring to fig. 2, one side of the discharging plate 5 far away from the connecting plate 45 is inclined downwards, a plurality of first screening holes 51 and a plurality of second screening holes 52 are formed in the discharging plate 5, the first screening holes 51 are formed in the discharging plate 5 near the connecting plate 45, the first screening holes 52 are formed in the discharging plate 5 near the inner wall of the discharge outlet 14, the aperture of the first screening holes 51 is smaller than that of the second screening holes 52, two expansion plates 7 are arranged between the discharging plate 5 and the bottom wall of the crushing cavity 11, and the two expansion plates 7 are located between the first screening holes 51 and the second screening holes 52. The discharging part 13 comprises a first discharging pipe 131 and a second discharging pipe 132, the first discharging pipe 131 and the second discharging pipe 132 are symmetrically welded on the outer side wall of the crushing box 1, the first discharging pipe 131 and the second discharging pipe 132 are both communicated with the inner wall of the crushing cavity 11, the first discharging pipe 131 is used for discharging waste residues falling from the inner wall of the first screening hole 51 into the crushing box 1, the second discharging pipe 132 is used for discharging waste residues falling from the inner wall of the second screening hole 52 into the crushing box 1, so that the waste residues falling onto the discharging plate 5 are screened again through the first screening hole 51 and the second screening hole 52, and further, workers are not required to select incomplete waste residues crushed on the discharging plate 5, and further the working efficiency of the workers is improved.

Referring to fig. 2 and 4, a shaking member 8 is disposed between the two expansion plates 7, and the shaking member 8 includes a supporting seat 81, a shaking motor 82, a first connecting rod 83, a second connecting rod 84, a lifting rod 85, a moving rod 86, and a dovetail block 87; the supporting seat 81 is welded on the bottom wall of the crushing box 1, the shaking motor 82 is connected to the side wall of the supporting seat 81 through bolts, the first connecting rod 83 is welded on the output end of the shaking motor 82, and the second connecting rod 84 is rotatably connected to one end, far away from the shaking motor 82, of the first connecting rod 83; the lifter 85 is rotationally connected to one end of the second connecting rod 84, which is far away from the first connecting rod 83, the movable rod 86 is welded to the side wall of the lifter 85, the dovetail block 87 is welded to one end of the movable rod 86, which is far away from the lifter 85, the dovetail groove 111 for sliding the dovetail block 87 along the vertical direction is formed in the inner wall of the crushing cavity 11, the sliding blocks 53 are welded to two sides of the discharging plate 5, and the sliding groove 112 for sliding the sliding blocks 53 along the vertical direction is formed in the inner wall of the crushing cavity 11.

Referring to fig. 5, the expansion plate 7 includes a mounting plate 71, an adjusting plate 72 and a limiting block 73, the mounting plate 71 is welded on the inner wall of the crushing cavity 11, an adjusting groove 711 is formed in one side, close to the discharging plate 5, of the mounting plate 71 along the vertical direction, the adjusting plate 72 is slidably connected to the inner wall of the adjusting groove 711, the adjusting plate 72 is welded on the lower surface of the discharging plate 5, the limiting block 73 is welded on the side wall of the adjusting plate 72, and a limiting groove 712 for sliding the limiting block 73 is formed in the inner wall of the adjusting groove 711.

Referring to fig. 2, 4 and 5, when a worker starts the shaking motor 82, the shaking motor 82 drives the first link 83 to rotate, the first link 83 drives the second link 84 to rotate, and the second link 84 drives the lifting rod 85 to move in the vertical direction; at this time, the dovetail block 87 moves synchronously along the vertical direction of the inner wall of the dovetail groove 111, so that the lifting rod 85 moves along the vertical direction, thereby realizing the up-and-down shaking of the discharging plate 5, and further improving the working efficiency of the discharging plate 5 for screening the waste residues.

The embodiment of the application provides a high-efficient breaker is used in recovery of abandonment concrete, and implementation principle does: waste concrete enters the crushing cavity 11 through the feeding hopper 12, the waste concrete is crushed sequentially through the first crushing mechanism 2 and the second crushing mechanism 3, the crushed waste concrete falls onto the conveying belt 43, at the moment, after the electromagnet 44 is electrified, the steel bars on the conveying belt 43 are adsorbed, so that the steel bars are adsorbed on the conveying belt 43, waste residues fall onto the discharging plate 5 through the connecting plate 45, and the waste residues are discharged out of the crushing box 1 through the discharging part 13; in addition, the reinforcing steel bars adsorbed on the conveyor belt 43 fall onto the transition plate 46 from the conveyor belt 43 under the action of the scraping plate 47, and the reinforcing steel bars on the transition plate 46 are discharged into the crushing box 1 from the discharge port 14, so that automatic separation of the reinforcing steel bars and the waste residues after the waste concrete is crushed is realized, the manual sorting of the reinforcing steel bars and the waste residues after the waste concrete is crushed by a worker is not required, and the working efficiency of the worker is effectively improved.

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. The utility model provides a high-efficient breaker is used in recovery of abandonment concrete, includes broken case (1), its characterized in that: crushing chamber (11) have been seted up along the direction of height to the inside of crushing case (1), the inner wall in crushing chamber (11) has set gradually first broken mechanism (2), second broken mechanism (3) and screening mechanism (4) along the direction of height, the upper surface of crushing case (1) is provided with feed hopper (12), feed hopper (12) and crushing chamber (11) inner wall communicate with each other, feed hopper (12) are located the upside of first broken mechanism (2), the inner wall in crushing chamber (11) and the downside that is located screening mechanism (4) are provided with flitch (5), the lateral wall of crushing case (1) is provided with ejection of compact part (13), ejection of compact part (13) are used for discharging the waste concrete in crushing case (1) after the breakage.

2. The efficient crushing device for recycling waste concrete according to claim 1, wherein: the screening structure comprises a conveying motor (41), two conveying rollers (42), a conveying belt (43), a plurality of electromagnets (44), a connecting plate (45), a transition plate (46) and a scraping plate (47), wherein the conveying motor (41) is arranged on the outer side wall of a crushing box (1), the output end of the conveying motor (41) is connected with one conveying roller (42), the two conveying rollers (42) are both rotationally connected with the inner wall of a crushing cavity (11), the conveying belt (43) is sleeved on the side walls of the two conveying rollers (42), the electromagnets (44) are uniformly arranged on the side walls of the conveying belt (43), the electromagnets (44) are externally connected with a power supply, the connecting plate (45) is arranged on the inner wall of the crushing cavity (11), one side of the connecting plate (45) far away from a discharging plate (5) is flush with the upper surface of the conveying belt (43), the transition plate (46) is arranged on one side of the connecting plate (45) close to the discharging plate (5), the scraping plate (47) is arranged on one side of the connecting plate (45) close to the inner wall of the conveying cavity (11), one side of the scraping plate (45) far away from the discharging port (14) is inclined downwards, one side of the connecting plate (45) far away from the discharging port (14), for discharging the reinforcing bars on the transition plate (46) from the discharge opening (14) into the crushing box (1).

3. The efficient crushing device for recycling waste concrete according to claim 2, wherein: the crushing box (1) lateral wall is provided with collection frame (6), the inner wall that collects frame (6) and discharge port (14) communicates with each other, the inner wall that collects frame (6) is provided with division board (61), a plurality of connecting holes (611) have been seted up in division board (61) lateral wall run-through, discharge gate (62) have been seted up to one side that broken box (1) was kept away from to collection frame (6), be provided with shielding plate (621) on collection frame (6) to be used for sheltering from discharge gate (62), the lateral wall of broken box (1) and the upside that is located collection frame (6) are provided with actuating cylinder (15), the one end of actuating cylinder (15) piston rod is connected with butt joint pole (151), the one end that actuating cylinder (15) was kept away from to butt joint pole (151) is connected in the upper surface of shielding plate (621), the lateral wall of collection frame (6) is provided with discharge ladder (63), the garrulous mouth (64) has been seted up to the lateral wall of collection frame (6), garrulous mouth (64) are located the downside of division board (61), garrulous mouth (641) are connected with garrulous case (641) and collect fastener (641).

4. A high efficiency breaker for recycling waste concrete according to claim 3, wherein: the fastener (65) comprises a fastening rod (651) and a positioning rod (652), the fastening rod (651) is rotatably connected to the outer side wall of the collecting frame (6), the positioning rod (652) is arranged on the outer side wall of the collecting bin (641), and the fastening rod (651) is abutted to one side, close to the positioning rod (652), of the positioning rod.

5. A high efficiency breaker for recycling waste concrete according to claim 3, wherein: offer a plurality of first screening holes (51) and second screening hole (52) on discharge plate (5), a plurality of first screening hole (51) set up in discharge plate (5) are close to connecting plate (45) department, be provided with two expansion plates (7) between discharge plate (5) and broken chamber (11) diapire, two expansion plates (7) are located between a plurality of first screening holes (51) and a plurality of second screening hole (52), discharge member (13) include first discharging pipe (131) and second discharging pipe (132), first discharging pipe (131) and second discharging pipe (132) all set up in broken lateral wall of case (1), first discharging pipe (131) and second discharging pipe (132) all communicate with each other with broken chamber (11) inside, waste residue that first discharging pipe (131) are used for sieving out first screening hole (51) is discharged broken incasement (1), second discharging pipe (132) are used for discharging waste residue that second screening hole (52) is discharged in broken incasement (1).

6. The efficient crushing device for recycling waste concrete according to claim 5, wherein: two be provided with shake piece (8) between expansion plate (7), shake piece (8) include supporting seat (81), shake motor (82), first connecting rod (83), second connecting rod (84), lifter (85), movable rod (86), forked tail piece (87), supporting seat (81) set up in broken chamber (11) diapire, shake motor (82) set up in the lateral wall of supporting seat (81), first connecting rod (83) set up in the output of shake motor (82), second connecting rod (84) rotate connect in first connecting rod (83) keep away from the one end of rotating motor (321), the one end that first connecting rod (83) were kept away from in second connecting rod (84) is rotated to lifter (85), movable rod (86) set up in the lateral wall of lifter (85), forked tail piece (87) set up in the one end that lifter (85) were kept away from to movable rod (86), broken chamber (11) inner wall sets up and supplies forked tail piece (87) to slide along vertical direction discharge groove (111), both sides of forked tail piece (53) are slided and slide in broken chamber (53).

7. The efficient crushing device for recycling waste concrete according to claim 5, wherein: the expansion plate (7) comprises a mounting plate (71), an adjusting plate (72) and a limiting block (73), wherein the mounting plate (71) is arranged on the inner wall of the crushing cavity (11), an adjusting groove (711) is formed in one side, close to the discharging plate (5), of the mounting plate (71) in the vertical direction, the adjusting plate (72) is slidably connected to the inner wall of the adjusting groove (711), the adjusting plate (72) is arranged on the lower surface of the discharging plate (5), the limiting block (73) is arranged on the side wall of the adjusting plate (72), and a limiting groove (712) for the sliding of the limiting block (73) is formed in the inner wall of the adjusting groove (711).

8. The efficient crushing device for recycling waste concrete according to claim 1, wherein: the first crushing mechanism (2) comprises a fixed plate (21), two electric pushing rods (22), two crushing plates (23) and two guide plates (24), wherein the fixed plate (21) is arranged on the inner wall of the crushing cavity (11), communication holes (211) communicated with the second screening mechanism (4) are formed in the side wall of the fixed plate (21) in a penetrating mode, the two electric pushing rods (22) are symmetrically arranged on the upper surface of the fixed plate (21), the two electric pushing rods (22) are located on two sides of the inner wall of the communication holes (211), the two electric pushing rods (22) and the two crushing plates (23) are correspondingly arranged, and the two crushing plates (23) are arranged at one end of a piston rod of the electric pushing rods (22).

9. The efficient crushing device for recycling waste concrete according to claim 1, wherein: the second crushing mechanism (3) comprises two crushing rollers (31) and a linkage piece (32), wherein the two crushing rollers (31) are rotatably connected to the inner wall of the crushing cavity (11), and the linkage piece (32) is used for connecting the two crushing rollers (31).

10. The efficient crushing device for recycling waste concrete according to claim 9, wherein: the linkage piece (32) comprises a rotating motor (321) and two linkage gears (322), wherein the rotating motor (321) is arranged on the outer side wall of the crushing box (1), the output end of the rotating motor (321) is connected with one crushing roller (31), the two linkage gears (322) and the two crushing rollers (31) are symmetrically arranged, the linkage gears (322) are arranged on the side wall of the crushing roller (31), and the two linkage gears (322) are meshed with each other.