CN114985048B

CN114985048B - Device and process for preparing concrete added aggregate by using construction waste

Info

Publication number: CN114985048B
Application number: CN202210625173.7A
Authority: CN
Inventors: 尚若影
Original assignee: Dacheng Xinmeishang Concrete Co ltd
Current assignee: Dacheng Xinmeishang Concrete Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2023-07-04
Anticipated expiration: 2042-06-02
Also published as: CN114985048A

Abstract

The invention discloses a device and a process for preparing concrete added aggregate by utilizing construction waste, wherein the device comprises a crushing box, a feeding hopper is arranged at the top of the crushing box, a left containing box is arranged at the left end of the crushing box, a right containing box is arranged at the right end of the crushing box, and a screen is connected with the crushing box and the inside in a sliding manner; in the process of crushing and screening aggregate in the crushing box, through the mutual cooperation of clear stifled mechanism inner structure, can clear up the sieve mesh when making the screen cloth remove to left containing box, can avoid stopping crushing box power through above-mentioned operation, just can clear up the step, increased the work efficiency of crushing box, under the mutual cooperation of filtering mechanism inner structure, when can guaranteeing that the filter screen normal use, can make things convenient for the staff quick to change the filter screen, avoid the staff to demolish the step of filter, increased the practicality of interpolation device.

Description

Device and process for preparing concrete added aggregate by using construction waste

Technical Field

The invention relates to the technical field of construction waste treatment, in particular to a device and a process for preparing concrete additive aggregate by utilizing construction waste.

Background

In order to reduce the waste of the construction waste and the pollution to the environment, the recycling station can perform recycled concrete work on the construction waste, in the preparation process of the concrete, the construction waste is required to generate coarse aggregate through a jaw crusher, then the coarse aggregate is subjected to cleaning and screening treatment, finally the coarse aggregate is crushed into fine aggregate through an adding device and then is added into mixing equipment, and in the process of secondary crushing of the coarse aggregate through the adding device, the crushed fine aggregate is required to be screened and filtered through an internally installed screen.

In carrying out the present application, the inventors have found that at least the following problems exist in this technology: in order to avoid the blocking of the screen, the screen is generally treated by a high-pressure water flushing or cleaning mode, and the two

modes

1 and 1 can be carried out after the adding device stops working, so that the crushing efficiency of the adding device can be reduced; 2. when using high-pressure water to wash, in order to avoid cyclic utilization of water resources, generally the filter plate will be used for filtering, because the filter plate is more troublesome to dismantle and replace, the operation steps of staff can be increased like this.

Therefore, we propose a device and a process for preparing concrete additive aggregates by using construction waste to solve the problems.

Disclosure of Invention

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an utilize device that building rubbish preparation concrete added aggregate, includes the crushing case, go into the hopper is installed at the top of crushing case, left containing box is installed to the left end of crushing case, right containing box is installed to the right-hand member of crushing case, crushing case and inside sliding connection have the screen cloth, the both ends of screen cloth run through behind the crushing case both ends extend to left containing box with the inside of right containing box, the right-hand member of screen cloth just is located right containing box internally mounted has No. two spring brackets, clear stifled mechanisms are all installed to the front surface and the rear surface of screen cloth, left containing box with two filter mechanisms are all installed to the inside same position of right containing box, left containing box with a plurality of high-pressure nozzle is installed to the inner wall top of right containing box, a plurality of pass through the raceway and be connected between the high-pressure nozzle, raceway and outside water piping connection.

The utility model discloses a rubber wheel, including clear stifled mechanism, the inside top of left containing box is installed first clear stifled piece through hydraulic lifting device, the clear stifled piece of second is installed through hydraulic lifting device to the inside top of right containing box, the power pole is all installed to the front surface and the rear surface of first clear stifled piece, the riser is installed to the inside top of power pole, the swash plate is installed to the below of riser, the lower riser is installed to the below of swash plate, sieve groove has all been seted up to the front surface and the rear surface of screen cloth, square piece is installed according to certain interval to the inside in sieve groove, sliding seat and the contrary seat of stopping are installed respectively to the inner wall place ahead and the inner wall rear of left containing box, just through adjusting component connection between the sliding seat with the top of stopping the seat is all rotated through the connecting axle and is connected with the push pedal, the one end that is close to the power pole is installed to the sliding seat.

Preferably, the filter mechanism comprises an auxiliary frame, an auxiliary non-return shaft, a filter screen, a supporting plate, a pressing component, a main non-return shaft and a main frame, wherein the auxiliary frame is arranged on the rear surface of the left storage box, the auxiliary non-return shaft is rotationally connected to the inside of the auxiliary frame, the main frame is arranged on the front surface of the left storage box, the main non-return shaft is rotationally connected to the inside of the main frame, the filter screen is wound between the auxiliary non-return shaft and the main non-return shaft, the filter screen penetrates through the inside of the left storage box, the supporting plate is arranged inside the left storage box and below the filter screen, and the pressing component is arranged inside the left storage box and above the filter screen.

Preferably, the compressing assembly comprises a hanging bracket and a connecting rod, the hanging bracket is arranged above the inner wall of the left storage box and at the rear of the inner part, the connecting rod is arranged in the hanging bracket, the top of the connecting rod is positioned above the hanging bracket, the compression spring frame is arranged above the hanging bracket, and the bottom of the connecting rod is rotationally connected with a roller.

Preferably, the right-hand member of main frame just is located main back axle's lateral wall installs commentaries on classics board and fluted disc, commentaries on classics board and fluted disc all are located main back axle's lateral wall, the tooth is installed to the lateral wall of fluted disc, the locating plate down is installed to the bottom of main frame, the right-hand member threaded connection of locating plate has the screw rod down, the tooth cover is installed at the top of screw rod.

Preferably, the adjusting component comprises a strip-shaped groove, a sliding column and a first spring frame, the strip-shaped groove is formed in the front of the inner wall of the left storage box and in the position, parallel to the screen, of the inner wall of the left storage box, the sliding column is mounted in the strip-shaped groove, the first spring frame and the sliding seat are mounted on the outer side wall of the sliding column, and the sliding seat is in sliding connection with the sliding column.

Preferably, an upper electromagnet is mounted at one end of the bottom of the push plate, a lower electromagnet is mounted at the position of the sliding seat, corresponding to the upper electromagnet, and a baffle is mounted at one end, far away from the lower electromagnet, of the sliding seat and the non-return seat.

Preferably, a discharge hole is formed in the upper portion of the front surface of the crushing box, and an extension plate is arranged in front of the discharge hole.

Compared with the prior art, the invention has the following beneficial effects: 1. in the process of crushing and screening aggregate by the crushing box, the screen mesh can be cleaned when the screen mesh moves to the left storage box through the mutual matching of the internal structure of the blocking cleaning mechanism, and the step of cleaning can be performed only by avoiding stopping the power supply of the crushing box through the operation, so that the working efficiency of the crushing box is increased.

2. Under the mutually supporting of filtering mechanism inner structure, when can guaranteeing that the filter screen normal use, can make things convenient for the staff quick change the filter screen, avoid the staff to demolish the step of filter, increased the practicality of interpolation device.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the left and rear storage boxes of FIG. 1 with the front walls removed;

FIG. 3 is a schematic view of a connection structure between the screen and the blocking removal mechanism of FIG. 2 according to the present invention;

FIG. 4 is a schematic diagram of a left-hand construction of the screen and unblocking mechanism of FIG. 3 according to the present invention;

FIG. 5 is a schematic view showing a connection structure between the push plate and the sliding seat in FIG. 3 according to the present invention;

FIG. 6 is a schematic diagram illustrating a connection structure between the sliding seat and the left storage box in FIG. 1 according to the present invention;

FIG. 7 is an enlarged schematic view of the structure of FIG. 6A according to the present invention;

FIG. 8 is a schematic view of a front longitudinal cross-sectional structure of the adding device of FIG. 1 according to the present invention;

FIG. 9 is a schematic side view in longitudinal section of the left receiving box of FIG. 1 according to the present invention;

fig. 10 is a right-side view of the main frame of fig. 1 according to the present invention.

In the figure: 1. a crushing box; 2. feeding into a hopper; 3. a left storage box; 4. a right storage box; 5. a screen; 6. the blockage removing mechanism; 7. a high pressure nozzle; 8. a filtering mechanism; 11. a discharge port; 12. an extension plate; 31. an adjustment assembly; 311. a bar-shaped groove; 312. a spool; 313. a first spring holder; 51. a sieve groove; 52. a second spring frame; 61. a first block; 62. a second block; 63. a power lever; 631. an upper riser; 632. a sloping plate; 633. a lower riser; 64. a sliding seat; 641. a baffle; 642. a lower electromagnet; 643. an upper electromagnet; 65. a non-return seat; 66. square blocks; 67. a push plate; 671. a connecting shaft; 68. a rubber wheel; 71. a water pipe; 81. a subframe; 82. an auxiliary non-return shaft; 83. a filter screen; 84. a bearing plate; 85. a compression assembly; 851. a hanging bracket; 852. a connecting rod; 853. a roller; 86. a main non-return shaft; 87. a main frame; 871. a rotating plate; 872. fluted disc; 873. teeth; 874. a tooth sleeve; 875. a screw; 876. and a lower positioning plate.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

As shown in fig. 1 and 2, a device for preparing concrete added aggregate by using construction waste comprises a crushing box 1, wherein a feeding hopper 2 is arranged at the top of the crushing box 1, a left containing box 3 is arranged at the left end of the crushing box 1, a right containing box 4 is arranged at the right end of the crushing box 1, a screen 5 is connected with the crushing box 1 and the inside in a sliding manner, two ends of the screen 5 penetrate through the two ends of the crushing box 1 and then extend to the interiors of the left containing box 3 and the right containing box 4, a second spring frame 52 is arranged at the right end of the screen 5 and positioned in the right containing box 4, a blocking mechanism 6 is arranged on the front surface and the rear surface of the screen 5, two filtering mechanisms 8 are arranged at the same positions in the left containing box 3 and the right containing box 4, a plurality of high-pressure spray heads 7 are arranged above the inner walls of the left containing box 3 and the right containing box 4, the plurality of high-pressure spray heads 7 are connected through water pipes 71, and the water pipes 71 are connected with external water pipes.

During concrete work, coarse aggregate is poured into the crushing box 1 through the feeding hopper 2, then falls onto the screen 5 after being crushed by the crushing roller, the screen 5 screens the crushed fine aggregate by the vibration force of the external vibration motor due to the fact that the screen 5 is connected with the external vibration motor, then the screen 5 is driven to move to the left containing box 3 through the blocking-cleaning mechanism 6, meanwhile, the screen holes can be cleaned, aggregate scraps on the surface of the screen 5 can be cleaned for the second time through spraying of the high-pressure spray head 7, waste water after cleaning is processed by the filtering mechanism 8 and then flows into the water pipe 71 again, and after the screen 5 in the right containing box 4 is completely moved to the crushing box 1, the screen 5 is moved back through the second spring frame 52.

As shown in fig. 2, 3, 4, 5 and 6, the block removing mechanism 6 includes a first block removing block 61, a second block removing block 62, a power rod 63, a slide block 64, a check block 65, square blocks 66, a push plate 67 and a rubber wheel 68, the first block removing block 61 is mounted on the upper inner side of the left storage box 3 by a hydraulic lifting device, the second block removing block 62 is mounted on the upper inner side of the right storage box 4 by a hydraulic lifting device, the power rod 63 is mounted on the front surface and the rear surface of the first block removing block 61, an upper vertical plate 631 is mounted on the upper inner side of the power rod 63, a sloping plate 631 is mounted below the upper vertical plate 631, a lower vertical plate 633 is mounted below the sloping plate 632, a screen groove 51 is formed on the front surface and the rear surface of the screen 5, the square blocks 66 are mounted inside the screen groove 51 at a certain interval, the slide block 64 and the check block 65 are mounted on the front inner wall and the rear side of the inner wall of the left storage box 3 respectively, the slide block 64 and the check block 65 are connected by an adjusting assembly 31, the slide block 64 and the left storage box 3 are connected to the slide block 64 and the left storage box 64 by the adjusting assembly, and the slide block 67 is connected to the slide block 67 by the one end of the check block 67, and the rubber wheel 67 is connected to the power rod 67.

In the concrete working process, when the block cleaning mechanism 6 is required to work in the screening process, the first block cleaning block 61 and the second block cleaning block 62 can be moved downwards through the hydraulic lifting equipment, the lower vertical plate 633 part of the power rod 63 is driven to move downwards along the rubber wheel 68 while the first block cleaning block 61 moves downwards, when the inclined plate 632 part of the power rod 63 contacts the rubber wheel 68, the inclined plate 632 can push the sliding seat 64 connected with the rubber wheel 68 to move leftwards, the push plate 67 connected with the upper part can push the square block 66 to move leftwards through the sliding seat 64, the square block 66 can further drive the screen 5 to move leftwards, and as the horizontal distance between the top and the bottom of the inclined plate 632 is the same as the distance between the screen holes, when the top of the inclined plate 632 contacts the rubber wheel 68, the screen holes of the first row can be just moved to the position right below the first block cleaning block 61, when the first block 61 drives the upper vertical plate 631 of the power rod 63 to contact the rubber wheel 68, the rubber wheel 68 stops moving, then the first block 61 is continuously moved downwards, the first block 61 is inserted into the sieve holes of the sieve 5, the blocked position of the sieve 5 can be cleaned by the way, when the first row of sieve holes are cleaned, the first block 61 is further moved upwards, the power rod 63 stops restraining the rubber wheel 68 in the upward moving process of the first block 61, then the sliding seat 64 is reset to the right under the cooperation of the adjusting component 31, in the rightward resetting process, the push plate 67 above the sliding seat 64 passes through the bottom of the square block 66, the push plate 67 is continuously inclined under the action of gravity after the push plate 67 passes through the square block 66, the push plate 67 above the sliding seat 64 is positioned at the other square block 66 after the sliding seat 64 is reset to the original position, then, the first block 61 is moved down and the second row of sieve holes are cleaned, the push plate 67 is mounted above the check seat 65, the screen 5 can be prevented from sliding to the right when the sliding seat 64 slides to the right due to the limitation of the push plate 67 above the check seat 65, and the first block 61 and the second block 62 move down synchronously, so that the second block 62 can clean the right side of the screen 5 conveniently.

As shown in fig. 5, an upper electromagnet 643 is mounted at one end of the bottom of the push plate 67, a lower electromagnet 642 is mounted at a position corresponding to the upper electromagnet 643, and a baffle 641 is mounted at one end of the slide seat 64 and the non-return seat 65 away from the lower electromagnet 642, so that when the screen 5 needs to slide to the right in a concrete operation, the power supply of the upper electromagnet 643 and the lower electromagnet 642 can be turned on, and the top of the push plate 67 and the top of the square block 66 can be kept horizontal by the electromagnetic repulsive force generated by the upper electromagnet 643 and the lower electromagnet 642 and the limit of the baffle 641, and the screen 5 can be moved to the right under the pulling of the second spring frame because the push plate 67 stops pushing the square block 66 to the left.

As shown in fig. 6 and 7, the adjusting component 31 includes a bar slot 311, a sliding column 312 and a first spring frame 313, the front and inner walls of the inner wall of the left accommodating box 3 and the position parallel to the screen 5 are provided with the bar slot 311, the sliding column 312 is installed in the bar slot 311, the first spring frame 313 and the sliding seat 64 are installed on the outer side wall of the sliding column 312, the sliding seat 64 is slidably connected with the sliding column 312, when the power rod 63 drives the sliding seat 64 to move leftwards, the sliding seat 64 drives the first spring frame 313 to stretch, when the power rod 63 does not provide a pushing force to the sliding seat 64 leftwards, the sliding seat 64 can move rightwards under the pulling of the first spring frame 313, and the sliding seat 64 can drive the push plate 67 to move leftwards.

As shown in fig. 8 and 9, the filter mechanism 8 includes a sub-frame 81, a sub-check shaft 82, a filter screen 83, a support plate 84, a pressing assembly 85, a main check shaft 86 and a main frame 87, the sub-frame 81 is mounted on the rear surface of the left storage box 3, the sub-check shaft 82 is connected to the inner rotation of the sub-frame 81, the main frame 87 is mounted on the front surface of the left storage box 3, the main check shaft 86 is connected to the inner rotation of the main frame 87, the filter screen 83 is wound between the sub-check shaft 82 and the main check shaft 86, the filter screen 83 penetrates the inner part of the left storage box 3, the support plate 84 is mounted below the filter screen 83 inside the left storage box 3, the pressing assembly 85 is mounted above the filter screen 83, and in particular work, when cleaned waste water flows into the surface of the filter screen 83, impurities can be filtered through the filter screen 83, the filter screen 83 can be wound through the main check shaft 86 when the filter screen 83 needs to be replaced, the filter screen 83 can be wound through the main check shaft 86, and the filter screen 83 can be driven to the outside of the waste filter screen 83 by the waste filter screen 83 in the process to be replaced by the support plate 83.

As shown in fig. 9, the compressing assembly 85 includes a hanging bracket 851 and a connecting rod 852, the hanging bracket 851 is installed above the inner wall of the left storage box 3 and at the rear of the inner wall, the connecting rod 852 is installed in the hanging bracket 851, a compression spring frame is installed above the top of the connecting rod 852 and located above the hanging bracket 851, a roller 853 is rotatably connected to the bottom of the connecting rod 852, and when the compressing assembly works specifically, the connecting rod 852 can drive the roller 853 to move downwards under the pushing of the compression spring frame, and the filter screen 83 can be always attached to the supporting plate 84 through the extrusion of the roller 853.

As shown in fig. 10, a rotating plate 871 and a fluted disc 872 are installed at the right end of the main frame 87 and located on the outer side wall of the main non-return shaft 86, the rotating plate 871 and the fluted disc 872 are located on the outer side wall of the main non-return shaft 86, a tooth 873 is installed on the outer side wall of the fluted disc 872, a lower locating plate 876 is installed at the bottom of the main frame 87, a screw rod 875 is connected to the right end of the lower locating plate 876 in a threaded manner, a tooth sleeve 874 is installed at the top of the screw rod 875, in specific operation, the main non-return shaft 86 can be rotated by rotating the rotating plate 871, when the main non-return shaft 86 is not required to rotate, the screw rod 875 can drive the tooth sleeve 874 to move upwards, the tooth sleeve 874 can be embedded into the tooth 873 on the outer side wall of the fluted disc 872 in the upward moving process of the tooth sleeve 874, and the main non-return shaft 86 can be prevented from rotating by limiting the tooth sleeve 874.

As shown in fig. 1, a discharge hole 11 is formed above the front surface of the crushing box 1, an extension plate 12 is mounted in front of the discharge hole 11, the extension plate 12 is connected with the crushing box 1 through a hinge, so that large granular aggregate reserved after screening can be conveniently taken out from the discharge hole 11, and when the discharge hole 11 is not needed, the extension plate 12 can be used for sealing the discharge hole 11.

In addition, the invention also provides a processing technology of the device for preparing concrete additive aggregates by using the construction waste, which specifically comprises the following steps:

firstly, coarse aggregate is poured into the crushing box 1 from the feeding hopper 2, crushed by the crushing roller and falls onto the screen 5, and after being filtered by the screen 5, fine aggregate flows into the bottom of the screen 5.

Second step, when screen cloth 5 during operation, can make first clear closure piece 61 and second clear closure piece 62 down through hydraulic lifting equipment, can drive power pole 63 and move down when first clear closure piece 61 down, then through the cooperation of rubber wheel 68, sliding seat 64 and push pedal 67, make the first row sieve mesh of screen cloth 5 remove under first clear closure piece 61, continue to make first clear closure piece 61 down and clear up the first row sieve mesh of screen cloth 5, after first row sieve mesh clearance is accomplished, make the in-process that first clear closure piece 61 moved up, drive sliding seat 64 through adjusting component 31 and reset, then resume making first clear closure piece 61 down and clear up the second row sieve mesh, thereby reverse circulation is repeated, until the inside screen cloth 5 of right containing box 4 all moves to broken box 1, because first clear closure piece 61 and second clear closure piece 62 move down simultaneously, can make second clear up closure piece 61 down and clear up the first row sieve mesh of screen 5, and can make the inside screen cloth 5 pass through the inside filter cloth frame of right side through the reciprocal filter cloth that moves in this way after first clear closure piece 61 moves.

Thirdly, can make raceway 71 and outside water piping connection at the in-process that screen cloth 5 removed, can make the water in the outside water piping spray from high-pressure shower nozzle 7 through raceway 71, then to screen cloth 5 surface secondary clearance, the waste water after the clearance can filter through filter screen 83, when needing to change filter screen 83, only need rotatory rotating plate 871 can.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an utilize device of building rubbish preparation concrete to add aggregate, includes broken case (1), hopper (2), its characterized in that are installed into at the top of broken case (1): the left end of the crushing box (1) is provided with a left containing box (3), the right end of the crushing box (1) is provided with a right containing box (4), the crushing box (1) and the inside are connected with a screen (5) in a sliding manner, two ends of the screen (5) penetrate through the two ends of the crushing box (1) and then extend to the left containing box (3) and the inside of the right containing box (4), the right end of the screen (5) is positioned in the right containing box (4) and internally provided with a second spring frame (52), the front surface and the rear surface of the screen (5) are provided with blocking-removing mechanisms (6), two filtering mechanisms (8) are respectively arranged at the same positions in the left containing box (3) and the right containing box (4), a plurality of high-pressure spray heads (7) are arranged above the inner walls of the left containing box (3) and the right containing box (4), the high-pressure spray heads (7) are connected through water conveying pipes (71), and the water conveying pipes (71) are connected with external water pipes;

the block cleaning mechanism (6) comprises a first block cleaning block (61), a second block cleaning block (62), a power rod (63), a sliding seat (64), a non-return seat (65), a square block (66), a push plate (67) and a rubber wheel (68), wherein the first block cleaning block (61) is arranged above the left containing box (3) through hydraulic lifting equipment, the second block cleaning block (62) is arranged above the right containing box (4) through hydraulic lifting equipment, the power rod (63) is arranged on the front surface and the rear surface of the first block cleaning block (61), an upper vertical plate (631) is arranged above the power rod (63), a sloping plate (632) is arranged below the upper vertical plate (631), a lower vertical plate (633) is arranged below the sloping plate (632), a screen groove (51) is arranged on the front surface and the rear surface of the screen (5), square blocks (66) are arranged inside the screen groove (51) according to a certain distance, a front inner wall (64) of the left containing box (3) and the inner wall (64) are respectively connected with the sliding seat (64) and the non-return seat (31), the top of sliding seat (64) with the top of non return seat (65) is all rotated through connecting axle (671) and is connected with push pedal (67), sliding seat (64) is close to one end of power pole (63) is installed rubber wheel (68).

2. The apparatus for preparing concrete added aggregate using construction waste according to claim 1, wherein: the filter mechanism (8) comprises an auxiliary frame (81), an auxiliary non-return shaft (82), a filter screen (83), a bearing plate (84), a compression assembly (85), a main non-return shaft (86) and a main frame (87), wherein the auxiliary frame (81) is arranged on the rear surface of the left storage box (3), the auxiliary non-return shaft (82) is connected with the inner rotation of the auxiliary frame (81), the main frame (87) is arranged on the front surface of the left storage box (3), the main non-return shaft (86) is connected with the inner rotation of the main frame (87), the filter screen (83) is wound between the auxiliary non-return shaft (82) and the main non-return shaft (86), the filter screen (83) penetrates through the inner part of the left storage box (3), the bearing plate (84) is arranged inside the left storage box (3) and is positioned below the filter screen (83), and the compression assembly (85) is arranged inside the left storage box (3) and is positioned above the filter screen (83).

3. The apparatus for preparing concrete added aggregate using construction waste according to claim 2, wherein: compressing assembly (85) are including gallows (851) and connecting rod (852), gallows (851) are all installed to left containing box (3) inner wall top and inside rear, the internally mounted of gallows (851) has connecting rod (852), connecting rod (852) top just is located compression spring frame is installed to the top of gallows (851), the bottom rotation of connecting rod (852) is connected with running roller (853).

4. The apparatus for preparing concrete added aggregate using construction waste according to claim 2, wherein: the right-hand member of main frame (87) just is located the lateral wall of main non-return axle (86) is installed and is changeed board (871) and fluted disc (872), it all is located to change board (871) and fluted disc (872) the lateral wall of main non-return axle (86), tooth (873) are installed to the lateral wall of fluted disc (872), locating plate (876) are installed down to the bottom of main frame (87), the right-hand member threaded connection of locating plate (876) has screw rod (875) down, tooth cover (874) are installed at the top of screw rod (875).

5. The apparatus for preparing concrete added aggregate using construction waste according to claim 1, wherein: the adjusting component (31) comprises a strip-shaped groove (311), a sliding column (312) and a first spring frame (313), the front side and the inner wall of the left containing box (3) and the position parallel to the screen (5) are provided with the strip-shaped groove (311), the sliding column (312) is installed in the strip-shaped groove (311), the first spring frame (313) and the sliding seat (64) are installed on the outer side wall of the sliding column (312), and the sliding seat (64) is in sliding connection with the sliding column (312).

6. The apparatus for preparing concrete added aggregate using construction waste according to claim 1, wherein: an upper electromagnet (643) is arranged at one end of the bottom of the push plate (67), a lower electromagnet (642) is arranged at the position of the sliding seat (64) corresponding to the upper electromagnet (643) and the non-return seat (65), and a baffle (641) is further arranged at one end of the sliding seat (64) and the non-return seat (65) away from the lower electromagnet (642).

7. The apparatus for preparing concrete added aggregate using construction waste according to claim 1, wherein: a discharge hole (11) is formed in the upper portion of the front surface of the crushing box (1), and an extension plate (12) is arranged in front of the discharge hole (11).