CN112756053A

CN112756053A - Concrete regeneration crushing equipment and regeneration crushing method thereof

Info

Publication number: CN112756053A
Application number: CN202011546123.7A
Authority: CN
Inventors: 陈顺
Original assignee: Individual
Current assignee: Guangxi Kaijian Asphalt Concrete Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-05-07
Anticipated expiration: 2040-12-23
Also published as: CN112756053B

Abstract

The invention provides a concrete regeneration crushing device and a regeneration crushing method thereof, which relate to the field of crusher mechanical equipment and comprise a supporting frame and a crushing box body, wherein the top end of the supporting frame is fixedly connected with the crushing box body; the side wall of the crushing box body is symmetrically fixed with a driving unit, and the driving unit is in transmission connection with the roller crushing assembly; the roller crushing assembly comprises a pipeline and a firing structure, the pipeline is arranged between the double U frames, and the firing structure is sleeved in the pipeline; when the size that concrete was broken does not reach the gap distance between the broken subassembly of running roller promptly, still be in the broken subassembly of running roller, carry out repeated breakage, and in repeated breakage, reach the broken result of use of high efficiency, high quality and high breakage rate.

Description

Concrete regeneration crushing equipment and regeneration crushing method thereof

Technical Field

The invention relates to the field of crusher mechanical equipment, in particular to concrete regeneration crushing equipment and a regeneration crushing method thereof.

Background

The crusher mechanical equipment is widely applied to the departments of mines, smelting, building materials, highways, railways, water conservancy, chemical industries and the like, and common stone crushing machines comprise jaw crushers, impact crushers, winnowing crushers, hammer crushers, impact crushers, roller crushers, composite crushers, sand making machines and the like and have the characteristics of large crushing ratio, uniform product granularity, simple structure, reliable work, simple and convenient maintenance, economic operation cost and the like.

Waste concrete is the waste concrete piece, like the building after the disintegration, concrete piece and silt behind the high-quality crushing screening can be as the recycled material of concrete, when carrying out broken operation to the concrete at present stage, most based on crushing modes such as extrusion breakage, grinding breakage, impact breakage, come to carry out regeneration treatment to waste concrete, nevertheless look over whole crushing equipment market and see, the most space area occupied of current crushing equipment is big, the cost is not trivial details, to middle and primary school's enterprise, production pressure is big, the trouble that the above-mentioned exists, demand a novel concrete regeneration crushing equipment satisfies the short slab problem that current crushing equipment exists.

Disclosure of Invention

The invention aims to provide concrete regeneration crushing equipment and a regeneration crushing method thereof so as to solve the technical problems.

In order to solve the technical problems, the invention adopts the following technical scheme: concrete regeneration crushing apparatus, including support frame and broken box, its characterized in that: the top end of the supporting frame is fixedly connected with a crushing box body, double U frames are symmetrically fixed in the crushing box body, a plurality of roller crushing assemblies are arranged between the double U frames in an annular distribution manner in an equal division manner, the roller crushing assemblies rotate relative to the double U frames, and the roller crushing assemblies are arranged in a meshing connection manner; the side wall of the crushing box body is symmetrically fixed with a driving unit, and the driving unit is in transmission connection with the roller crushing assembly;

the roller crushing assembly comprises a pipeline and a firing structure, the pipeline is arranged between the double U frames, and the firing structure is sleeved in the pipeline; the firing structure comprises a thick pipe, the thick pipe is sleeved in the pipeline, and the thick pipe is superposed with the center of the pipeline; the vibration unit is inserted into the thick pipe cavity, cylindrical channels are arranged on the outer wall of the thick pipe in an annular distribution mode, crushing rods are inserted into the cylindrical channels, and the crushing rods penetrate through the thick pipe and extend out to the pipeline; u-shaped clamps are equally arranged on the outer wall of the thick pipe between the cylindrical channels, the number of the cylindrical channels is twice that of the U-shaped clamps, a claw rod is rotatably connected in the U-shaped clamps, two ends of the claw rod are connected with lantern rings, and the lantern rings are sleeved at the crushing rod; a spring is arranged at the end from the lantern ring to the cylindrical channel port and sleeved at the crushing rod; the lantern ring is provided with the spacing ring to pipeline inner wall department, and the spacing ring cup joints fixedly to broken pole department.

Preferably, the roller crushing assembly comprises a shaft lever and a gear sleeve, the end faces of the two ends of the pipeline are vertically connected with the shaft lever at the circle center, and the shaft lever is inserted into a bearing arranged at the position of the double-U-shaped frame wall body; the two ends of the pipeline are provided with gear sleeves at the edges, and the gear sleeves are fixedly sleeved at the pipeline.

Preferably, the crushing rod is a conical head, a thick rod, a thin rod and an insertion rod from outside to inside in sequence, the conical head is exposed relative to the pipeline, the thick rod penetrates through and is inserted into a through hole position arranged on the wall body of the pipeline, the thin rod is inserted into the cylindrical channel, and the insertion rod penetrates and is inserted into the vibration unit.

Preferably, the annular inner wall of the lantern ring and the outer wall of the thin rod at the position of the crushing rod are in a gap shape.

Preferably, the vibration unit comprises a sleeve, a reinforcing part, a double-shaft motor, an eccentric wheel and an insertion pipe, the insertion pipe is inserted into the thick pipe, the sleeve is symmetrically arranged in the insertion pipe, and a plurality of vibration pipes are uniformly fixed in an annular distribution manner at an interlayer between the sleeve and the insertion pipe; a double-shaft motor is arranged between the sleeves, eccentric wheels are symmetrically arranged at the positions of the double-shaft motor and provided with transmission shafts, and the eccentric wheels are fixedly sleeved at the positions of the transmission shafts; the inner wall of the rotating range of the eccentric wheel at the sleeve is equally divided into annular subsections to be fixed with reinforcing parts, and the eccentric wheel is alternately contacted with the reinforcing parts.

Preferably, one end of the vibrating tube is connected to the cannula in a penetrating manner, and the other end of the vibrating tube is fixedly connected to the outer wall of the sleeve.

Preferably, the reinforcing part includes shell fragment, steel ball and transparent baffle, the annular inner wall of sleeve pipe is in the rotation range that is located the eccentric wheel and is fixed with the shell fragment equally, and shell fragment both ends port department is provided with transparent baffle, and transparent baffle fixed connection to sleeve pipe department inner wall has a plurality of steel balls to the embedding in the cavity that shell fragment department formed.

The regeneration crushing method of the concrete regeneration crushing equipment is characterized by comprising the following steps: the regeneration crushing method of the concrete regeneration crushing equipment comprises the following steps:

1) when the concrete block is arranged on the roller crushing assemblies arranged at the double U-shaped frames, the driving unit transmits kinetic energy to the roller crushing assemblies based on the meshing connection between the roller crushing assemblies, so that the roller crushing assemblies rotate relative to the double U-shaped frames;

2) when the concrete block is pressed at the crushing rod during rotation, the crushing rod connected with the crushing rod can be rapidly fired in the cylindrical channel under the action of pressing force and elasticity, and the concrete block is impacted in firing, so that the breaking and dismantling treatment of the concrete is realized;

3) during rotation of the roller crushing assembly, the vibration unit arranged in the thick pipe can directly act the vibration force to the crushing rod, and then the concrete block is subjected to vibration treatment based on high-frequency vibration in the knocking process of the crushing rod;

4) based on broken processes such as handling and vibration processing of tearing open, come to carry out broken handle to the concrete piece, and when the particle size after the breakage was less than the gap distance between the broken subassembly of running roller, from the unloading of the broken subassembly department of running roller.

The invention has the beneficial effects that:

1. according to the roller crushing assembly, two crushing structures, namely a breaking-in structure and a vibrating structure, are adopted to crush concrete blocks, wherein the breaking-in structure is based on that when the concrete blocks are pressed at the crushing rods during rotation, the crushing rods connected with the breaking-in structure rapidly trigger from the inside of the cylindrical channel under the double actions of pressing force and elasticity, and impact the concrete blocks during triggering, so that the breaking-in treatment of the concrete is realized; and the vibrating structure is then through directly being used for broken pole department with high-frequency vibration for broken pole is when contact concrete piece, based on high-frequency vibration, promotes the concrete piece to collapse, this a series of settings can carry out careful broken handle to the concrete piece, when the broken size of concrete did not reach the gap distance between the broken subassembly of running roller promptly, still be in the broken subassembly of running roller in, carry out the breakage that relapses, and in the breakage repeatedly, reach high efficiency, high quality and high breakage rate's broken result of use.

2. The crushing rod is inserted relative to the vibration unit, namely the crushing rod can directly obtain vibration force from the vibration unit in a pressing state or a firing state, and when the vibration force acts on the surface of the concrete block, the crushing rod is matched with a knocking and breaking action, so that a more detailed breaking and breaking effect is realized.

3. The elastic sheet is in an inward compression state relative to the transparent baffle plates symmetrically arranged on two sides based on the fact that the elastic sheet is contacted with the elastic sheet when the eccentric wheel rotates, vibration force generated in jumping acts on the sleeve through the jumping of the steel balls in a self-compression space in the inward compression process, so that vibration caused in the rotation of the eccentric wheel, the vibration force generated when the eccentric wheel is contacted with the elastic sheet and the vibration caused by the jumping of the steel balls exist at the sleeve, and the vibration force is amplified when three groups of vibration forces are collected, so that the aim of high-frequency and high-force vibration is fulfilled.

4. The breaking-in structure and the vibrating structure are combined into a whole, and compared with the traditional breaking structure, the integrated structure has the characteristics of small overall specification, fine breaking, low manufacturing cost and the like, and meets the use requirements of small and medium-sized enterprises.

Drawings

FIG. 1 is a schematic structural view of a concrete recycling crushing apparatus according to the present invention;

FIG. 2 is a schematic structural view of a middle crushing apparatus according to the present invention;

FIG. 3 is a schematic structural view of a roller crushing assembly according to the present invention;

FIG. 4 is a cross-sectional structural view of the firing structure of the present invention;

FIG. 5 is a schematic structural view of a firing structure of the present invention;

FIG. 6 is a schematic view of the structure of the vibration unit according to the present invention;

FIG. 7 is a schematic side sectional view of a vibration unit according to the present invention;

FIG. 8 is a schematic view of the reinforcement of the present invention;

reference numerals: 1. a support frame; 2. a drive unit; 3. a double U frame; 4. crushing the box body; 5. a roller crushing assembly; 51. a shaft lever; 52. a gear sleeve; 53. a pipeline; 54. a firing mechanism; 541. a thick tube; 542. a spring; 543. a breaking bar; 544. a U-shaped clamp; 545. a claw pole; 546. a collar; 547. a limiting ring; 548. a cylindrical channel; 549. a vibration unit; 5491. a sleeve; 5492. a reinforcement; 5493. a double-shaft motor; 5494. an eccentric wheel; 5495. inserting a tube; 5496. vibrating the tube; 54921. a spring plate; 54922. steel balls; 54923. a transparent baffle.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-5, the concrete regeneration crushing device comprises a support frame 1 and a crushing box body 4, wherein the top end of the support frame 1 is fixedly connected with the crushing box body 4, double U frames 3 are symmetrically fixed in the crushing box body 4, a plurality of roller crushing assemblies 5 are equally distributed between the double U frames 3 in an annular distribution shape, the roller crushing assemblies 5 are in a rotating shape relative to the double U frames 3, and the roller crushing assemblies 5 are arranged in a meshing connection manner; the side wall of the crushing box body 4 is symmetrically fixed with a driving unit 2, and the driving unit 2 is in transmission connection with a roller crushing assembly 5;

the roller crushing assembly 5 comprises a pipeline 53 and a firing structure 54, the pipeline 53 is arranged between the double U-shaped frames 3, and the firing structure 54 is sleeved in the pipeline 53; the percussion structure 54 comprises a thick tube 541, the thick tube 541 is sleeved in the pipeline 53, and the circle centers of the thick tube 541 and the pipeline 53 are overlapped; a vibration unit 549 is inserted into the cavity of the thick tube 541, cylindrical channels 548 are arranged on the outer wall of the thick tube 541 in an annular distribution manner, crushing rods 543 are inserted into the cylindrical channels 548, and the crushing rods 543 extend to the pipeline 53 in an extending manner; the outer wall of the thick pipe 541 between the cylindrical channels 548 is equally provided with U-shaped clamps 544, the number of the cylindrical channels 548 is twice of the number of the U-shaped clamps 544, the U-shaped clamps 544 are rotatably connected with a claw rod 545, two ends of the claw rod 545 are connected with collars 546, and the collars 546 are sleeved at the position of the crushing rod 543; a spring 542 is arranged at the port from the collar 546 to the cylindrical passage 548, and the spring 542 is sleeved at the crushing rod 543; a limiting ring 547 is arranged at the position from the lantern ring 546 to the inner wall of the pipeline 53, and the limiting ring 547 is sleeved and fixed to the position of the crushing rod 543; the roller crushing assembly 5 comprises a shaft lever 51 and a gear sleeve 52, the end faces of two ends of the pipeline 53 are vertically connected with the shaft lever 51 at the circle center, and the shaft lever 51 is inserted into a bearing arranged at the wall body of the double-U frame 3; the two ends of the pipeline 53 are provided with gear sleeves 52 at the edges, and the gear sleeves 52 are fixedly sleeved at the pipeline 53; the breaking rod 543 is a conical head, a thick rod, a thin rod and an insert rod from outside to inside in sequence, the conical head is exposed relative to the pipeline 53, the thick rod is inserted into a through hole arranged on the wall body of the pipeline 53, the thin rod is inserted into the cylindrical channel 548, and the insert rod is inserted into the vibration unit 549.

In this embodiment, the roller crushing assembly 5 adopts two crushing structures to crush the concrete block, namely, a breaking-in structure and a vibrating structure, wherein the breaking-in structure is based on that when the concrete block is pressed at the crushing rod 543 during rotation, the concrete block is rapidly triggered from the cylindrical channel 548 under the dual actions of pressing force and elasticity through the crushing rod 543 connected with the breaking-in structure, and the concrete block is impacted in triggering, so as to break-in the concrete; and vibrating structure then is through directly being used for broken pole 543 department with high-frequency vibration for broken pole 543 promotes the concrete piece to break when contact concrete piece based on high-frequency vibration, this a series of settings can carry out careful broken handle to the concrete piece, when the broken size of concrete did not reach the gap distance between the broken subassembly 5 of running roller promptly, still be in the broken subassembly 5 of running roller and carry out the breakage that relapses, and in the breakage repeatedly, reach high efficiency, high quality and high breakage rate's broken result of use.

In this embodiment, when one of the breaking rods 543 is pressed by a concrete block, the breaking rod 543 protrudes downward into the cylindrical channel 548, the collar 546 can be pressed by the limit ring 547, so that the collar 546 connected to the other end of the claw rod 545 is in an upward jacking shape, and in the upward jacking, the jacking force is applied to the limit ring 547 matched with the collar, and then the other breaking rod 543 is triggered from the cylindrical channel 548 on the premise that the limit ring 547 is connected to the other breaking rod 543, and after being triggered, the other breaking rod 543 contacts the surface of the concrete block, so as to achieve the purpose of knocking and detaching the concrete block.

Example 2

As shown in fig. 4-7, in the concrete recycling and crushing apparatus, the vibration unit 549 includes a sleeve 5491, a reinforcement 5492, a biaxial motor 5493, an eccentric 5494 and an insertion tube 5495, the insertion tube 5495 is inserted into the thick tube 541, the sleeve 5491 is symmetrically arranged in the insertion tube 5495, and a plurality of vibration tubes 5496 are equally divided and fixed in an annular distribution shape at an interlayer between the sleeve 5491 and the insertion tube 5495; a double-shaft motor 5493 is arranged between the sleeves 5491, eccentric wheels 5494 are symmetrically arranged at the positions of the double-shaft motor 5493 where transmission shafts are symmetrically arranged, and the eccentric wheels 5494 are fixedly sleeved at the positions of the transmission shafts; the inner wall of the rotating range of the eccentric wheel 5494 at the sleeve 5491 is equally divided into annular sections to be fixed with reinforcing pieces 5492, and the eccentric wheel 5494 alternately contacts the reinforcing pieces 5492; one end of the vibrating tube 5496 is connected to the insertion tube 5495 in a penetrating manner, and the other end of the vibrating tube 5496 is fixedly connected to the outer wall of the sleeve 5491.

In this embodiment, broken pole 543 is for inserting the form for vibration unit 549, and broken pole 543 is under the suppression state or under the percussion state promptly, all can directly obtain the vibration dynamics from vibration unit 549 department, and when the vibration dynamics is acted on the concrete block surface, the cooperation is strikeed and is broken the action of tearing open, realizes more careful broken effect of tearing open.

In this embodiment, the eccentric 5494 is driven by the dual-axis motor 5493, and can apply vibration force to the main structure formed by the sleeve 5491 and the insertion tube 5495 in eccentric rotation, and simultaneously, the eccentric 5494 alternately contacts the reinforcing part 5492 to jointly apply contact vibration generated in contact and vibration caused by the eccentric 5494 to the vibrating tube 5496, so that the crushing rod 543 directly vibrates on the premise that the crushing rod 543 is inserted into the vibrating tube 5496, and the vibration force is applied to the surface of the concrete block more clearly.

Example 3

As shown in fig. 7-8, in the concrete recycling and crushing apparatus, the reinforcement 5492 includes a spring plate 54921, steel balls 54922 and a transparent baffle 54923, the spring plates 54921 are equally fixed on the inner annular wall of the sleeve 5491 within the rotation range of the eccentric wheel 5494, the transparent baffle 54923 is provided at the two end ports of the spring plate 54921, the transparent baffle 54923 is fixedly connected to the inner wall of the sleeve 5491, and the steel balls 54922 are embedded in a cavity formed between the transparent baffle 54923 and the spring plate 54921.

In this embodiment, the vibration force generated in the rotation of the eccentric wheel 5494 is limited, and in order to solve the problem that the crushing effect is poor due to insufficient vibration force when the crushing rod 543 is in contact with a concrete block, based on the fact that the eccentric wheel 5494 contacts the elastic sheet 54921 during rotation, the elastic sheet 54921 is made to be in an inward compression state relative to the transparent baffle 54923 symmetrically arranged on two sides, and in the inward compression, the steel ball 54922 jumps from a compression space to act the vibration force generated in jumping to the sleeve 5491, so that the vibration caused in the rotation of the eccentric wheel 5494, the vibration force caused when the eccentric wheel 5494 contacts the elastic sheet 54921, and the vibration caused by the jumping of the steel ball 54922 exist at the sleeve 5491, and when three groups of vibration forces are summarized, the vibration force is amplified, and the purpose of high-frequency and high-force vibration is achieved.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Concrete regeneration crushing apparatus, including support frame (1) and broken box (4), its characterized in that: the top end of the support frame (1) is fixedly connected with a crushing box body (4), double U frames (3) are symmetrically fixed in the crushing box body (4), a plurality of roller crushing assemblies (5) are arranged between the double U frames (3) in an annular distribution manner in an equal division manner, the roller crushing assemblies (5) are in a rotating manner relative to the double U frames (3), and the roller crushing assemblies (5) are arranged in a meshing connection manner; the side wall of the crushing box body (4) is symmetrically fixed with a driving unit (2), and the driving unit (2) is in transmission connection with a roller crushing assembly (5);

the roller crushing assembly (5) comprises a pipeline (53) and a firing structure (54), the pipeline (53) is arranged between the double U-shaped frames (3), and the firing structure (54) is sleeved in the pipeline (53); the firing structure (54) comprises a thick pipe (541), the thick pipe (541) is sleeved in the pipeline (53), and the circle centers of the thick pipe (541) and the pipeline (53) are overlapped; a vibration unit (549) is inserted into the tube cavity of the thick tube (541), cylindrical channels (548) are annularly distributed on the outer wall of the thick tube (541), crushing rods (543) are inserted into the cylindrical channels (548), and the crushing rods (543) penetrate through and extend out to the pipeline (53); u-shaped clamps (544) are equally arranged on the outer wall of the thick pipe (541) between the cylindrical channels (548), the number of the cylindrical channels (548) is twice that of the U-shaped clamps (544), a claw rod (545) is rotationally connected in the U-shaped clamps (544), two ends of the claw rod (545) are connected with lantern rings (546), and the lantern rings (546) are sleeved at the crushing rod (543); a spring (542) is arranged at the port from the lantern ring (546) to the cylindrical channel (548), and the spring (542) is sleeved at the crushing rod (543); the position from the lantern ring (546) to the inner wall of the pipeline (53) is provided with a limiting ring (547), and the limiting ring (547) is fixedly sleeved on the position of the crushing rod (543).

2. The concrete recycling crushing apparatus of claim 1, wherein: the roller crushing assembly (5) comprises a shaft lever (51) and a gear sleeve (52), the end faces of two ends of the pipeline (53) are vertically connected with the shaft lever (51) at the position of the circle center, and the shaft lever (51) is inserted into a bearing arranged on the wall body of the double-U-shaped frame (3); the two ends of the pipeline (53) are provided with gear sleeves (52) at the edges, and the gear sleeves (52) are fixedly sleeved on the pipeline (53).

3. The concrete recycling crushing apparatus of claim 1, wherein: broken pole (543) are conical head, thick pole, thin pole and inserted bar from the extroversion in proper order, the conical head is for exposing the form for pipeline (53), thick pole runs through to insert to pipeline (53) wall body department set up run through in the hole position, thin pole inserts to in cylindricality passageway (548), the inserted bar runs through to insert to vibration unit (549).

4. The concrete recycling crushing apparatus of claim 1, wherein: the annular inner wall of the lantern ring (546) to the outer wall of the thin rod at the position of the crushing rod (543) is in a gap shape.

5. The concrete recycling crushing apparatus of claim 1, wherein: the vibration unit (549) comprises a sleeve (5491), a reinforcing piece (5492), a double-shaft motor (5493), an eccentric wheel (5494) and an insertion tube (5495), wherein the insertion tube (5495) is inserted into the thick tube (541), the sleeve (5491) is symmetrically arranged in the insertion tube (5495), and a plurality of vibration tubes (5496) are uniformly fixed at the interlayer between the sleeve (5491) and the insertion tube (5495) in an annular distribution manner; a double-shaft motor (5493) is arranged between the sleeves (5491), eccentric wheels (5494) are symmetrically arranged at the positions of the double-shaft motor (5493) and transmission shafts, and the eccentric wheels (5494) are fixedly sleeved at the positions of the transmission shafts; the inner wall of the rotation range of the eccentric wheel (5494) at the sleeve (5491) is equally divided into annular sections to be fixed with reinforcing pieces (5492), and the eccentric wheel (5494) is alternately contacted with the reinforcing pieces (5492).

6. The concrete recycling crushing apparatus of claim 5, wherein: one end of the vibrating tube (5496) is connected to the position of the insertion tube (5495) in a penetrating mode, and the other end of the vibrating tube (5496) is fixedly connected to the position of the outer wall of the sleeve (5491).

7. The concrete recycling crushing apparatus of claim 5, wherein: reinforcing piece (5492) include shell fragment (54921), steel ball (54922) and transparent baffle (54923), sleeve pipe (5491) annular inner wall is in the rotation range that is located eccentric wheel (5494) the equipartition be fixed with shell fragment (54921), and shell fragment (54921) both ends port department is provided with transparent baffle (54923), and transparent baffle (54923) fixed connection is to sleeve pipe (5491) department inner wall, and transparent baffle (54923) are embedded in the cavity that forms to shell fragment (54921) department has a plurality of steel balls (54922).

8. The recycling crushing method of concrete recycling crushing equipment according to claim 1, characterized in that: the regeneration crushing method of the concrete regeneration crushing equipment comprises the following steps: