CN216150002U

CN216150002U - One-level crushing system for reinforced concrete long strip-shaped component

Info

Publication number: CN216150002U
Application number: CN202122087950.0U
Authority: CN
Inventors: 徐锡锋; 袁东山; 陈明
Original assignee: Jiangsu Keson Environment Technology Co ltd
Current assignee: Jiangsu Keson Environment Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-04-01
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a primary crushing system for a reinforced concrete long strip-shaped member, which comprises a crawler-type frame, a crushing device, an armor conveying device, a first conveyor, a magnetic separation device and a discharge conveyor, wherein the crushing device, the armor conveying device, the first conveyor, the magnetic separation device and the discharge conveyor are arranged on the crawler-type frame, materials crushed by the crushing device can fall on the armor conveying device for conveying, the armor conveying device can convey the materials to the first conveyor, the magnetic separation device is positioned above the first conveyor to remove metal magnetic parts in the materials on the first conveyor, and the materials after the metal magnetic parts are removed can fall on the discharge conveyor from a discharge hole of the first conveyor for conveying and discharging. The armor conveying equipment is high in strength, the crawler-type frame is convenient for moving the equipment integrally, the operation is convenient, the structure is stable, the magnetic separation device can remove the metal magnetic parts in the crushed materials, the safety, the stability and the reliability of the equipment are improved, the service life of the equipment is prolonged, and the cost is reduced.

Description

One-level crushing system for reinforced concrete long strip-shaped component

Technical Field

The utility model relates to reinforced concrete member crushing equipment, in particular to a primary crushing system for a reinforced concrete long strip-shaped member.

Background

With the continuous progress of society and the rapid development of urbanization, various building facilities such as railways and bridges are continuously increased, and corresponding old building facilities are also gradually dismantled, wherein a large number of waste reinforced concrete members are generated, the main treatment mode at present is to pile up or bury underground, which causes resource waste, land occupation, environment pollution and the like, and with the continuous improvement of concept and consciousness of environmental protection and sustainable development of people, the classification recycling of the waste reinforced concrete members is more and more important. However, for the long bar-shaped reinforced concrete member, such as a waste railway sleeper or other building members, because the strength is high and the steel bars are contained, the existing equipment is difficult to effectively crush, classify and recycle the long bar-shaped reinforced concrete member, the equipment occupies a large space, is inconvenient to operate, has low efficiency and precision, is easy to damage the equipment due to sharp steel bars and the like, has large equipment use loss, low safety, stability and reliability and higher cost, and cannot meet the higher and higher production requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a primary crushing system for a reinforced concrete long strip-shaped member, which can solve at least one of the technical problems, and the technical scheme of the utility model is as follows:

the utility model provides a broken system of one-level for long bar-shaped component of reinforced concrete, including crawler-type frame and the breaker of setting on crawler-type frame, armour conveying equipment, a conveyor, magnetic separation device and ejection of compact conveyer, the material after the breaker is broken can be fallen on armour conveying equipment and carried, armour conveying equipment can carry the material to a conveyor, magnetic separation device is located the top of a conveyor and is detached with the metal magnetic part in the material on the conveyor, the material after detaching the metal magnetic part can be followed the discharge gate of a conveyor and fallen on ejection of compact conveyer and carry the ejection of compact.

In some embodiments, the crushing device comprises a lifting arm main body, a lifting mechanism, a support component, an angle adjusting component, a crushing hopper and a flexible guide dust cover, wherein the top of the lifting arm main body is connected with the crushing hopper through the angle adjusting component, the angle adjusting component can adjust the angle of the crushing hopper, the flexible guide dust cover is arranged at an outlet of the crushing hopper to guide crushed materials to the armor conveying equipment, the bottom of the lifting arm main body is hinged to the crawler frame, the lifting mechanism can push the lifting arm main body to rotate up and down to enable the crushing hopper connected with the angle adjusting component to lift, and the support component can support the lifting arm main body.

In some embodiments, the support assembly includes a first support rod and a first extension rod slidably connected, the first support rod and the first extension rod are locked by a first locking member, a bottom portion of the first support rod is hinged to the track-type frame, a top portion of the first extension rod is hinged to the lift arm body, a first hydraulic cylinder is parallel to the first support rod and the first extension rod, and the first extension rod is capable of sliding telescopically relative to the first support rod and is locked by the first locking member to support the lift arm body.

In some embodiments, the angle adjusting assembly includes a first connecting seat connected to the crushing bucket, and a first driving mechanism for driving the first connecting seat to rotate, an upper end of the first connecting seat is hinged to a top of the lifting arm body, and the first driving mechanism can drive the first connecting seat and the crushing bucket to rotate around a hinged position of the first connecting seat and the lifting arm body.

In some embodiments, the lifting arm body comprises two first arms, the upper ends of the two first arms are bent forwards and the top parts of the two first arms are connected, the top parts of the two first arms are connected with the angle adjusting component, the bottom parts of the two first arms are hinged with the crawler-type frame, each first arm corresponds to one lifting mechanism and one supporting component, one end of each lifting mechanism and one end of each supporting component are hinged with the crawler-type frame, and the other end of each lifting mechanism and the other end of each supporting component are hinged with the corresponding matched first arm.

In some embodiments, the armor conveying equipment comprises a first frame, a first driving shaft, a first driven shaft, a first driving device for driving the first driving shaft and a rotatable material guiding device are arranged on the first frame, two ends of the first driving shaft are in transmission connection with two ends of the first driven shaft through first chains respectively, each section of the two first chains opposite to each other passes through a metal armor plate respectively, two ends of the metal armor plates are provided with first flanges respectively, all the metal armor plates are sequentially matched for conveying crushed materials, the rotatable material guide device comprises a first material guide plate positioned at the feeding end and side material guide plates matched with two sides of the first material guide plate respectively, a feeding area is defined by the first material guide plate and the two side material guide plates, and the lower ends of the first material guide plate and the two side material guide plates are hinged with the first frame respectively so that the first material guide plate and the two side material guide plates can be opened by rotating outwards respectively.

In some embodiments, the magnetic separation device comprises a first support, a first magnetic body and a first conveying belt, wherein the first magnetic body and the first conveying belt are arranged on the first support, one end of the first support is provided with a second driving shaft matched with the first conveying belt, the other end of the first support is provided with a second driven shaft matched with the first conveying belt, the second driving shaft is driven by a third driving mechanism, the first magnetic body is fixed between the second driven shaft and the second driving shaft, the first magnetic body is located in an inner section formed by the first conveying belt and matched with a lower conveying part of the first conveying belt, and a metal magnetic part in the crushed materials can be adsorbed on the lower conveying part of the first conveying belt to be conveyed.

In some embodiments, the discharging conveyor comprises a second frame and a second conveying belt arranged on the second frame for conveying materials, one end of the second frame is provided with a driving roller matched with the second conveying belt, the other end of the second frame is provided with a driven roller matched with the second conveying belt, the second frame comprises a fixed part and a folding part which are matched with each other, the fixed part and the folding part are connected through a folding assembly, the folding assembly comprises a first pushing mechanism, a triangular swinging block, a first connecting rod and a second connecting seat connected with the folding part, the output end of the first pushing mechanism is hinged with one end point of the triangular swinging block, the other two end points of the triangular swinging block are respectively hinged with one end of the first connecting rod and the fixed part, the other end of the first connecting rod is hinged with one end of the second connecting seat far away from the fixed part, and the other end of the second connecting seat is hinged with the fixed part, one end of the first pushing mechanism, which is far away from the output end of the first pushing mechanism, is hinged with the fixed part, and the first pushing mechanism can push the second connecting seat to rotate through the triangular swing block and the first connecting rod so that the folding part can be folded on the fixed part after rotating.

In some embodiments, the crawler-type frame is further provided with a rotary supporting device and a tensioning supporting device which are matched with the discharging conveyor, the rotary supporting device can drive the discharging conveyor to rotate, and the tensioning supporting device can perform tensioning supporting on the discharging conveyor.

In some embodiments, still be provided with on the crawler-type frame respectively with first conveyer, magnetic separation device and ejection of compact conveyer matched with three fens material chute subassemblies, magnetic separation device is located the top of first conveyer discharge end, three fens material chute subassemblies have with the corresponding first chute of the corresponding complex of first conveyer discharge gate and the corresponding complex second chute of magnetic separation device discharge gate, the export of first chute corresponds the cooperation with ejection of compact conveyer, the metal magnetic component that magnetic separation device absorb passes through the output of second chute, the material after detaching the metal magnetic component falls to the ejection of compact conveyer from first chute and carries the ejection of compact.

The utility model has the beneficial effects that: the long-bar-shaped reinforced concrete component enters a crushing device for crushing, such as a waste railway sleeper or other building components, the crushed material firstly falls on an armor conveying device for conveying, then the armor conveying device conveys the material to a first conveyor, a magnetic separation device removes metal magnetic parts in the material conveyed by the first conveyor, the material from which the metal magnetic parts are removed falls on a discharge conveyor from a discharge port of the first conveyor, then the material is conveyed to subsequent corresponding equipment by the discharge conveyor, so that the crushed material can be classified and output, the strength of the armor conveying device is high, the damage and impact of ferromagnetic materials such as sharp reinforcing steel bars and massive materials on the equipment can be reduced, the stable conveying of the material can be ensured, the crawler-type vehicle frame is convenient for moving the equipment integrally, the operation is convenient, the structure is stable, the magnetic separation device can remove the metal magnetic parts in the crushed material, the material classification of being convenient for, reduce the damage etc. to follow-up equipment to improve the security, stability, reliability and the life of equipment, the cost is reduced can satisfy higher and higher production demand, has enlarged the application and the development of equipment.

In addition, in the technical scheme of the utility model, the technical scheme can be realized by adopting the conventional means in the field unless being particularly described.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a primary crushing system for a reinforced concrete elongated member according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a primary crushing system for a reinforced concrete elongated member according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of a primary crushing system for a reinforced concrete elongated member according to an embodiment of the present invention.

FIG. 4 is a schematic structural diagram of a lifting arm body according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a support assembly according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of an angle adjustment assembly according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of a crushing bucket according to an embodiment of the present invention.

Figure 8 is a schematic structural view of an armor delivery device according to an embodiment of the present disclosure.

Figure 9 is a schematic structural view of an armor delivery device according to an embodiment of the present disclosure.

Fig. 10 is a schematic structural view of the armor delivery apparatus of an embodiment of the present invention with rotatable material guiding devices removed.

Fig. 11 is a schematic structural view of a rotatable material guiding device according to an embodiment of the present invention.

Fig. 12 is a schematic structural view of a trisection material chute assembly in accordance with an embodiment of the present invention.

FIG. 13 is a schematic structural view of a magnetic separation apparatus according to an embodiment of the present invention.

Fig. 14 is a schematic structural view of an outfeed conveyor according to an embodiment of the present invention.

Fig. 15 is a schematic structural view of an outfeed conveyor according to an embodiment of the present invention.

FIG. 16 is a schematic view of a folding assembly according to an embodiment of the present invention.

Fig. 17 is a schematic structural diagram of a slewing bearing device according to an embodiment of the present invention.

Fig. 18 is a schematic structural view of a tension supporting device according to an embodiment of the present invention.

The reference numerals in the drawings indicate that the crawler frame 1, the first crawler 11, the hydraulic lifting leg 12, the electric control cabinet 13, the hydraulic station 14, the crushing device 2, the lifting arm body 21, the first support arm 211, the first reinforcing rib 212, the second reinforcing rib 213, the first connecting portion 214, the first ear plate 215, the first inclined edge 216, the lifting mechanism 22, the support assembly 23, the first support rod 231, the first slideway 2311, the first connecting hole 2312, the first extension bar 232, the second connecting hole 2321, the first locking member 233, the angle adjusting assembly 24, the first connecting seat 241, the first driving mechanism 242, the crushing bucket 25, the first housing 251, the first crushing knife 252, the second driving mechanism 253, the flexible material guiding dust cover 26, the first transporting device 3, the first housing 31, the first adjusting seat 311, the first driving shaft 32, the first driven shaft 33, the first driving device 34, the torsion arm 341, the rotatable material guiding device 35, a first guide plate 351, a side guide plate 352, a feeding section 353, a first locking component 354, a fixed guide plate 355, a first chain 36, a torsion seat 37, a metal armor plate 38, a first retaining edge 381, a first conveyor 4, a three-component material chute component 5, a first chute 51, a second chute 52, a third chute 53, an adjustable support 54, a magnetic separation device 6, a first bracket 61, a first magnetic body 62, a first driving shaft 63, a first driven shaft 64, a third driving mechanism 65, a first conveying belt 66, a discharge conveyor 7, a second frame 71, a fixed part 711, a folding part 712, a second conveying belt 72, a trapezoidal conveying groove 721, a driving roller 73, a fourth driving mechanism 731, a driven roller 74, a folding component 75, a first pushing mechanism 751, a triangular swing block 752, a first connecting rod 753, a second connecting seat 754, a third connecting seat 755, a first connecting plate 756, a first rotating shaft 757, support roller 76, gyration strutting arrangement 77, fourth connecting seat 771, first revolving stage 772, fifth actuating mechanism 773, fifth connecting seat 774, taut strutting arrangement 78, first pull rod 781, third connecting plate 782, first wire rope 783, first gag lever post 784, first stopper 785.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating some embodiments of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "both ends", "both sides", "bottom", "top", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the elements referred to must have a particular orientation or be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "upper," "lower," "primary," "secondary," and the like are used for descriptive purposes only and may be used for purposes of simplicity in more clearly distinguishing between various components and not to indicate or imply relative importance.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are used broadly and can be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected through the inside of two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 18, a primary crushing system for a reinforced concrete long strip-shaped member is schematically shown, and the primary crushing system comprises a crawler-type frame 1, wherein a crushing device 2, an armor conveying device 3, a first conveyor 4, a magnetic separation device 6 and a discharge conveyor 7 are arranged on the crawler-type frame 1, the armor conveying device 3, the first conveyor 4 and the discharge conveyor 7 are sequentially arranged, the magnetic separation device 6 is located above the first conveyor 4, and a discharge hole of the magnetic separation device 6 corresponds to the armor conveying device 3. The long bar-shaped component of reinforced concrete gets into breaker 2 and breaks, for example old and useless sleeper of railway or other building components etc, the material after the breakage falls on armour conveying equipment 3 earlier and carries, then on armour conveying equipment 3 carries the material to first conveyer 4, magnetic separator 6 is detached the metal magnetic part in the material of first conveyer 4 transport earlier, the material after detaching the metal magnetic part falls on ejection of compact conveyer 7 from the discharge gate of first conveyer 4 again, then ejection of compact conveyer 7 carries the material to follow-up corresponding equipment on, thereby can be with the categorised output of material after the breakage.

The crushing device 2 comprises a lifting arm main body 21, a lifting mechanism 22, a supporting component 23, an angle adjusting component 24, a crushing hopper 25 and a flexible material guiding dust cover 26, the angle adjusting component 24 is arranged at the top of the lifting arm main body 21, the angle adjusting component 24 is connected with the crushing hopper 25, the bottom of the lifting arm main body 21 is hinged to the crawler-type frame 1, the flexible material guiding dust cover 26 is communicated with an outlet of the crushing hopper 25, an outlet of the flexible material guiding dust cover 26 is correspondingly matched with the armor conveying equipment 3, and the lifting mechanism 22 and the supporting component 23 are respectively matched with the lifting arm main body 21.

The angle adjusting assembly 24 can adjust the angle of the crushing hopper 25, and is more convenient for crushing, discharging and the like of the crushing hopper 25. And the long bar-shaped reinforced concrete members such as waste sleepers and the like of the railway enter the crushing hopper 25 to be crushed, and the crushed materials are guided to be conveyed to the armor conveying equipment 3 from the outlet of the crushing hopper 25 along the flexible material guide dust cover 26. The flexible material guiding dust cover 26 can adopt a flexible plastic cover or a flexible rubber cover with an embedded steel wire, is high in strength, wear-resistant, durable, convenient to fold and contract and the like, can stably guide materials, prevent dust, reduce damage to subsequent conveying equipment matched with the flexible material guiding dust cover, and the like, and is safer and more environment-friendly. According to specific needs, the lifting mechanism 22 pushes the lifting arm main body 21 to rotate up and down by taking the hinged position of the lifting arm main body 21 and the crawler frame 1 as a center, so that the crushing bucket 25 is lifted, left unused or put down when not in work and the like, meanwhile, the supporting assembly 23 can support the lifting arm main body 21, reduce load and damage to the lifting mechanism 22 and the like, and the lifting mechanism 22 and the supporting assembly 23 can also adjust the height position and the like of the crushing bucket 25.

The lifting mechanism 22 may be an oil cylinder, an air cylinder, an electric cylinder, a hydraulic cylinder, etc., for example, a hydraulic cylinder, which has the advantages of simple structure, reliable operation, no reduction gear, no transmission gap, stable movement, large power, strong bearing capacity, etc. Lifting mechanism 22 is the pneumatic cylinder, the output of pneumatic cylinder is articulated with lifting arm main part 21, the output of pneumatic cylinder can be provided with Y type joint, the I connects, connector such as fisheye joint, the connector is articulated through the round pin axle with lifting arm main part 21, the other end of pneumatic cylinder is articulated with crawler-type frame 1, the afterbody of pneumatic cylinder is articulated with crawler-type frame 1 promptly, for example the afterbody of pneumatic cylinder is provided with the monaural seat, be provided with the ears seat that matches with the monaural seat on crawler-type frame 1, the monaural seat is articulated through the round pin axle with the ears seat.

The crushing bucket 25 comprises a first machine shell 251, a first crushing cutter 252 and a second driving mechanism 253 for driving the first crushing cutter 252 to rotate, the flexible material guiding dust-proof cover 26 is communicated with an outlet of the first machine shell 251, for example, an inlet of the flexible material guiding dust-proof cover 26 is fixed at the outlet of the first machine shell 251 through fasteners such as screws, the first crushing cutter 252 is arranged on the first crushing cutter 252 in the first machine shell 251, the number and arrangement of the first crushing cutters 252 can be one, two or more, the number and arrangement of the first crushing cutters 252 are determined according to specific conditions, usually, the first crushing cutters 252 are installed on a rotating shaft, and the second driving mechanism 253 drives the rotating shaft to rotate, so that the first crushing cutter 252 rotates to crush reinforced concrete long strip-shaped members such as railway waste sleepers.

Second actuating mechanism 253 is in order to adopt step motor, gear motor, servo motor, other suitable power unit drive among the hydraulic motor prior art, second actuating mechanism 253 adopts hydraulic motor, hydraulic motor has that power is big, can frequently open fast and stop, just reverse, the electric current strikes for a short time, make things convenient for automatic control overload accident, advantage such as resistant adverse circumstances ability reinforce, for example be applicable to the dust, sewage, adverse circumstances such as greasy dirt, hydraulic motor can set up the outside of first casing 251, and set up the housing with hydraulic motor matched with, it is safer, reliable.

The angle adjusting assembly 24 includes first connecting seat 241 and drives first connecting seat 241 pivoted first actuating mechanism 242, first connecting seat 241 is connected with broken fill 25, for example fastener connection such as screw or welded connection, the upper end of first connecting seat 241 is articulated with the top of lifting arm main part 21, first actuating mechanism 242 can drive first connecting seat 241 and broken fill 25 and use first connecting seat 241 to rotate as the center with the articulated department of lifting arm main part 21, make can to the broken angle of fighting 25 adjust, the broken breakage of fighting 25 of being convenient for more, the ejection of compact etc..

The first driving mechanism 242 may be an oil cylinder, an air cylinder, an electric cylinder, a hydraulic cylinder, etc., for example, a hydraulic cylinder, which has the advantages of simple structure, reliable operation, no reduction gear, no transmission gap, stable motion, large power, strong bearing capacity, etc. The first driving mechanism 242 is a hydraulic cylinder, and is referred to the lifting mechanism 22.

The support assembly 23 includes a first support rod 231 and a first extension rod 232, a bottom portion of the first support rod 231 is hinged to the track-type frame 1, a top portion of the first extension rod 232 is hinged to the lift arm main body 21, for example, by a pin, and the like, the first support rod 231 is slidably connected to the first extension rod 232, the first extension rod 232 can slide relative to the first support rod 231 for extension and retraction, and the first support rod 231 and the first extension rod 232 can be locked by a first locking member 233, and a first hydraulic cylinder is parallel to the first support rod 231 and the first extension rod 232. With reference to fig. 3, the supporting component 23 is located at the right side of the lifting mechanism 22, i.e. the supporting component 23 is located at the rear side of the lifting mechanism 22, which is better.

The first support bar 231 is provided with a first slide track 2311 matched with the first extension bar 232, the first support bar 231 is provided with a first connecting hole 2312 matched with the first locking piece 233, the first extension bar 232 is sequentially provided with a plurality of second connecting holes 2321 matched with the first connecting hole 2312 along the length direction thereof, the number, the interval and the like of the second connecting holes 2321 are determined according to specific conditions, the first extension bar 232 slides along the first slide track 2311 on the first support bar 231, when the first connecting hole 2312 corresponds to the second connecting hole 2321 at a corresponding position, the first locking piece 233 penetrates through the first connecting hole 2312 and the second connecting hole 2321 to lock the first support bar 231 and the first extension bar 232, the operation is more convenient, the movement is more stable, and the movement is more stable and reliable. First retaining member 233 can be for round pin axle etc. and the epaxial handle that can also be provided with of round pin, simple structure, stability, it is more convenient to operate, and first retaining member 233 also can be other suitable retaining members among the prior art such as screw, bolt.

The lifting arm main body 21 comprises two first arms 211, the two first arms 211 are symmetrically arranged, the stress is more uniform, the support is more stably placed conveniently, the upper ends of the two first arms 211 are bent forwards and the tops of the two first arms 211 are connected, the reference is made by using the graph 3, the upper ends of the two first arms 211 are bent leftwards, the structure is more compact and stable, the occupied space is small, the angle adjusting assembly 24 and the crushing hopper 25 are arranged at the tops of the two first arms 211 more conveniently, and the operation is more convenient. The tops of the two first support arms 211 are connected with the angle adjusting assembly 24, the bottoms of the two first support arms 211 are hinged to the crawler frame 1, for example, the bottom of each first support arm 211 is hinged to the crawler frame 1 through a pin shaft, each first support arm 211 corresponds to one lifting mechanism 22 and one support assembly 23, one end of each lifting mechanism 22 and one end of each support assembly 23 are hinged to the crawler frame 1, the other end of each lifting mechanism 22 and the other end of each support assembly 23 are hinged to the corresponding first support arm 211, and therefore stress is more uniform, and stability and reliability are achieved.

The first arm 211 is provided with a first ear plate 215 hinged to the support member 23 and the lifting mechanism 22, and the first ear plate 215 is generally welded to the first arm 211. The two first ear plates 215 are symmetrically arranged at the bending part of the upper end of the first supporting arm 211, so that the structure is more compact and stable, and the operation is more convenient. The bent parts of the upper ends of the two first arms 211 are generally arc-shaped, and the bent parts of the upper ends of the first arms 211 can be widened and/or thickened, so that the structure is more stable and reliable.

The top of two first arms 211 is provided with first hypotenuse 216 respectively, and two first hypotenuses 216 are to middle intersection connection to the junction of two first hypotenuses 216 is provided with first connecting portion 214, and first connecting portion 214 is located the top of lifting arm main part 21 promptly, and first connecting portion 214 is articulated with angle adjusting component 24's first connecting seat 241, and it is more convenient to operate, and the structure is more stable.

The first reinforcing rib 212 is connected between the two first supporting arms 211, the first reinforcing rib 212 is close to the two first inclined edges 216, one end of the first driving mechanism 242 is hinged to the first connecting seat 241 of the angle adjusting assembly 24, the other end of the first driving mechanism 242 is hinged to the first reinforcing rib 212, and the first inclined edges 216 are generally perpendicular to the two first supporting arms 211 respectively, so that a triangular structure is formed at the tops of the two first supporting arms 211, and the structure is more stable and reliable. The two first oblique edges 216 are respectively connected with the first reinforcing ribs 212 through the second reinforcing ribs 213, and the shape, the number, the arrangement and the like of the second reinforcing ribs 213 are determined according to specific conditions, so that the stability and the reliability are improved.

The armor conveying equipment 3 comprises a first rack 31, a first driving shaft 32, a first driven shaft 33, a first driving device 34 and a rotatable material guiding device 35 are arranged on the first rack 31, the first driving shaft 32 drives the first driving shaft 32, the first driven shaft 33 is located at one end of the first rack 31, the first driven shaft 33 is located at the other end of the first rack 31, two ends of the first driving shaft 32 and two ends of the first driven shaft 33 are in transmission connection through a first chain 36 respectively, and chain wheels matched with the first chain 36 are arranged on the first driving shaft 32 and the first driven shaft 33 respectively. Every section that two first chains 36 are relative passes through metal armour deck 38 respectively, and the both ends of metal armour deck 38 are provided with first flange 381 respectively, and all metal armour decks 38 cooperate in proper order and form the structure of similar conveyer belt, and all metal armour decks 38 cooperate in proper order and be used for steadily carrying broken material, and metal armour deck 38 intensity is high, for example steel sheet etc. can reduce ferromagnetic material such as sharp-pointed reinforcing bar and bold material to equipment's damage and impact etc. security and reliability height.

Rotatable guiding device 35 is including being located the first stock guide 351 of feed end and respectively with the both sides matched with side guide plate 352 of first stock guide 351, first stock guide 351 is located the tip of this armour conveying equipment 3 feed end, and two side guide plates 352 are located the both sides of armour conveying equipment 3 direction of delivery respectively, and first stock guide 351 and two side guide plates 352 enclose into feeding interval 353. The first material guiding plate 351 and the two side material guiding plates 352 are both disposed to be inclined outwards, that is, the feeding section 353 is gradually reduced in size from top to bottom, so as to facilitate better material guiding.

The first material guiding plate 351 is detachably connected to two side material guiding plates 352 through a first locking assembly 354, each side material guiding plate 352 may be detachably connected to the first material guiding plate 351 through one or more than two first locking assemblies 354, the first locking assemblies 354 may be located in the middle, upper or other suitable positions of the first material guiding plate 351 and the side material guiding plates 352, the lower end of the first material guiding plate 351 and the lower ends of the two side material guiding plates 352 are hinged to the first frame 31, the first material guiding plate 351 and the two side material guiding plates 352 may be respectively rotated outwards to be opened, and a support seat and the like hinged to the first material guiding plate 351 and the first support are arranged on the first frame 31. In the using process, a feeding section 353 is enclosed by the first guide plate 351 and the two side guide plates 352, the crushed materials fall on the metal armor plate 38 along the feeding section 353 for conveying, the first locking component 354 is opened when the armor conveying equipment 3 is carried or not used, the first guide plate 351 and the two side guide plates 352 can be respectively opened by outwards rotating by taking the hinged parts as centers, namely, the feeding section 353 is removed, the crushing hopper 25, the flexible guide dust cover 26 and the like of the crushing device 2 can be stacked at the position of the feeding section 353, the size of the equipment is reduced, the occupied space is small, the operation is convenient, the equipment is convenient to carry and store, and the like, and the safety, the stability and the reliability are high.

The rotatable material guiding device 35 further comprises fixed material guiding plates 355 respectively matched with the two side material guiding plates 352, the fixed material guiding plates 355 extend from the side material guiding plates 352 to the discharge ends of the armor conveying equipment 3, the fixed material guiding plates 355 close to the discharge ends can also be provided with downward arc-shaped material guiding plates and the like, and accordingly crushed materials can be conveyed on the armor conveying equipment 3 conveniently.

The first driving device 34 may be an electric motor, a motor, etc., the output end of the first driving device 34 is provided with a torsion arm 341, and the first frame 31 is provided with a torsion base 37 connected with the torsion arm 341, so that the first driving device 34 can be installed at any angle in space, and the stress point of the first driving device 34 can be transferred, thereby preventing the housing of the first driving device 34 from rotating, reducing vibration, avoiding damage to the first driving device 34, etc. The first locking assembly 354 may be configured as a latch and locked via a nut or the like, or other suitable locking mechanism known in the art. Still be provided with on the first frame 31 respectively with the first regulation seat 311 of the both ends matched with of first driven shaft 33 to can adjust the interval of first driving shaft 32 and first driven shaft 33, be convenient for carry out tensioning regulation etc. to first chain 36, it is more convenient to operate.

The discharging conveyor 7 comprises a second frame 71 and a folding part 712 arranged on the second frame 71 and used for conveying materials, a driving roller 73 matched with the folding part 712 is arranged at one end of the second frame 71, a driven roller 74 matched with the folding part 712 is arranged at the other end of the second frame 71, the driving roller 73 is driven by a fourth driving mechanism 731, and the driving roller 73 is matched with the driven roller 74 to drive the folding part 712 to carry out transmission. The fourth driving mechanism 731 may directly drive the drive roller 73, or may drive the drive roller 73 by a timing belt mechanism, a gear mechanism, or the like. The fourth driving mechanism 731 may be a servo motor, a stepping motor, a hydraulic motor, or another suitable driving mechanism. The fourth driving mechanism 731 is a hydraulic motor, and the hydraulic motor has the advantages of large power, quick and frequent start and stop, forward and reverse rotation, small current impact, convenience for automatically controlling overload accidents, strong capability of resisting severe environments, and the like, and is suitable for severe environments such as dust, sewage, oil stains, and the like. The first conveyor 4 is of substantially the same construction as the outfeed conveyor 7.

The second frame 71 includes a fixing portion 711 and a folding portion 712 which are engaged with each other, and the fixing portion 711 and the folding portion 712 are connected by the folding assembly 75. The folding assembly 75 comprises a first pushing mechanism 751, a triangular swinging block 752, a first connecting rod 753 and a second connecting seat 754 connected with the folding part 712, wherein the second connecting seat 754 and the folding part 712 can be connected by fasteners such as welding or screws, the like, the output end of the first pushing mechanism 751 is hinged with one end point of the triangular swinging block 752, one end of the first pushing mechanism 751 far away from the output end thereof is hinged with the fixing part 711, the other two end points of the triangular swinging block 752 are respectively hinged with one end of the first connecting rod 753 and the fixing part 711, the other end of the first connecting rod 753 is hinged with one end of the second connecting seat 754 far away from the fixing part 711, and the other end of the second connecting seat 754 is hinged with the fixing part 711. When the discharging conveyor 7 is folded as required, the first pushing mechanism 751 pushes the triangular swing block 752 to rotate around the hinge of the triangular swing block 752 and the fixed portion 711, the triangular swing block 752 simultaneously drives the first connecting rod 753 to rotate, and the first connecting rod 753 drives the third connecting seat 755 to rotate around the hinge of the second connecting seat 754 and the fixed portion 711, so that the folding portion 712 of the second frame 71 can be folded relative to the fixed portion 711, and the device can be conveniently moved, transported, stored in an idle state and the like.

The folding part 712 is provided with a trapezoidal conveying groove 721 for conveying materials, the second frame 71 is provided with a supporting roller 76 matched with the folding part 712, the shape of the supporting roller 76 is basically consistent with the cross-sectional shape of the folding part 712, and the crushed materials of the reinforced concrete member are conveyed in the trapezoidal conveying groove 721 on the folding part 712, so that the crushed materials can be prevented from running out, and the like, and the operation is more stable and reliable.

The end of the first pushing mechanism 751, which is far from the output end thereof, is hinged to the third connecting seat 755, the end of the second connecting seat 754, which is close to the fixing portion 711, is hinged to the first connecting plate 756, the third connecting seat 755 and the first connecting plate 756 are disposed on the fixing portion 711 of the second frame 71, for example, the third connecting seat 755 and the first connecting plate 756 are connected by a welding connection or a fastener such as a screw, and the first connecting plate 756 is hinged to the second connecting seat 754 through a fifth pin shaft, so that the structure is simple and stable, and the operation is convenient. One end of the pin shaft can be provided with a flange, the other end of the pin shaft is locked through a shaft check ring, a locking nut and the like, and the two ends of the pin shaft can be locked through the shaft check ring, the locking nut and the like. The first pushing mechanism 751 can be an oil cylinder, an air cylinder, an electric cylinder, a hydraulic cylinder, a linear module, etc. The first pushing mechanism 751 is a hydraulic cylinder, the output end of the hydraulic cylinder is hinged with one end point of the triangular swing block 752, and the hydraulic cylinder has the advantages of simple structure, reliable work, no reduction gear, no transmission gap, stable motion, large power, strong bearing capacity and the like.

Two sides of the fixed part 711 are respectively connected with the folding part 712 through the folding assemblies 75, the fixed part 711 is provided with a first rotating shaft 757, and two ends of the first rotating shaft 757 are respectively hinged with the triangular swing blocks 752 of the two folding assemblies 75, so that the two folding assemblies 75 synchronously drive the folding part 712 to fold, and the folding device is more stable and reliable. Normally, the fixed portion 711 of the second frame 71 is provided with a bearing with a seat or the like which is fitted to the first rotating shaft 757.

Still be provided with on crawler-type frame 1 with ejection of compact conveyer 7 matched with gyration strutting arrangement 77 and taut strutting arrangement 78, gyration strutting arrangement 77 can drive ejection of compact conveyer 7 and rotate, taut strutting arrangement 78 can strain the support to ejection of compact conveyer 7 simultaneously, ejection of compact conveyer 7 of being convenient for cooperates with other equipment, dodge etc. for example ejection of compact conveyer 7 is convenient for carry out the ejection of compact and dodge etc. to the ejection of compact of magnetic separator 6 through rotating suitable direction.

Slewing bearing device 77 includes first revolving stage 772, fifth actuating mechanism 773, fourth connecting seat 771 and fifth connecting seat 772, and first revolving stage 772 and fifth actuating mechanism 773 set up on crawler-type frame 1, and first revolving stage 772 is connected with fourth connecting seat 771, and fourth connecting seat 771 is articulated with fifth connecting seat 774, and fifth connecting seat 774 is connected with second frame 71 of ejection of compact cargo airplane 7, for example fastener connection such as welded connection, screw or other suitable connected modes. When ejection of compact cargo airplane 7 needs to rotate, fifth actuating mechanism 773 can drive first revolving stage 772 and rotate, fourth connecting seat 771 and fifth connecting seat 774 can rotate along with first revolving stage 772 is synchronous, taut strutting arrangement 78 can take up the support to ejection of compact cargo airplane 7 simultaneously, make ejection of compact cargo airplane 7 can rotate suitable position, and fourth connecting seat 771 and fifth connecting seat 774 are articulated, for example through corresponding pivot, the round pin axle is articulated, fifth connecting seat 774 can rotate for fourth connecting seat 771, make the inclination that can adjust ejection of compact cargo airplane 7. The fifth driving mechanism 773 may be a servo motor, a stepping motor, a hydraulic motor or other suitable power mechanism, for example, a hydraulic motor is used, and the hydraulic motor has the advantages of large power, quick and frequent start and stop, forward and reverse rotation, small current impact, convenience for automatically controlling overload accidents, strong capability of resisting severe environments, and the like, and is suitable for severe environments such as dust, sewage, oil stains, and the like. The fifth driving mechanism 773 may also drive the first turntable 772 to rotate through the first worm and gear mechanism, which has the advantages of self-locking, large transmission ratio, compact structure, smooth transmission, no noise, etc.

Taut strutting arrangement 78 includes first pull rod 781, the one end of first pull rod 781 is articulated with crawler frame 1, the other end of first pull rod 781 is articulated with the middle part of third connecting plate 782, the both ends of third connecting plate 782 are provided with first wire rope 783 respectively, two first wire rope 783 are connected with second frame 71 both sides of ejection of compact cargo airplane 7 respectively, thereby carry out taut support to ejection of compact cargo airplane 7, be convenient for ejection of compact cargo airplane 7 fixed, adjust etc., for example ejection of compact cargo airplane 7 inclines to set up or the unsettled condition of one end etc..

First pull rod 781 sets up on first gag lever post 784, and first pull rod 781 sets up along the length direction of first gag lever post 784, and first gag lever post 784 enables first pull rod 781 more stable. Be provided with on the first gag lever post 784 with third connecting plate 782 matched with first stopper 785, first stopper 785 can carry on spacingly, safer, reliable to third connecting plate 782. First pull rod 781 can adopt hydro-cylinder, electricity jar, pneumatic cylinder etc. is convenient for take-up regulation etc. more.

The magnetic separation device 6 comprises a first support 61, a first magnetic body 62 and a first conveying belt 66, wherein the first magnetic body 62 and the first conveying belt 66 are arranged on the first support 61, one end of the first support 61 is provided with a second driving shaft 61 matched with the first conveying belt 66, the other end of the first support 61 is provided with a second driven shaft 64 matched with the first conveying belt 66, the second driving shaft is driven by a third driving mechanism 65, the first magnetic body 62 is fixed between the second driven shaft 64 and the second driving shaft 63, the first magnetic body 62 is located in an internal interval formed by the first conveying belt 66 and matched with a lower conveying part of the first conveying belt 66, and metal magnetic parts in broken materials can be adsorbed on the lower conveying part of the first conveying belt 66 to be conveyed. The first magnetic body 62 may be a magnet, an electromagnet, a magnetic steel or other suitable permanent magnets, etc., the first conveying belt 66 may be made of engineering plastics with high strength and good toughness, the third driving mechanism 65 may be a speed reduction motor, a hydraulic motor or other suitable power mechanisms in the prior art, and the third driving mechanism 65 may directly drive the second driving shaft 63 to rotate or may drive the second driving shaft 63 to rotate through a gear mechanism, a synchronous belt mechanism, etc.

Still be provided with on crawler-type frame 1 respectively with first conveyer 4, magnetic separation device 6 and ejection of compact conveyer 7 matched with three fens material chute subassemblies 5, magnetic separation device 6 is located the top of the 4 discharge ends of first conveyer, three fens material chute subassemblies 5 are located the discharge gate of first conveyer 4. The three-component material chute assembly 5 comprises a first chute 51 and a second chute, the first chute 51 is correspondingly matched with a discharge port of the first conveyor 4, the second chute 52 is correspondingly matched with a discharge port of the magnetic separation device 6, an outlet of the first chute 51 is correspondingly matched with the discharge conveyor 7, generally, an outlet of the first chute 51 is positioned above a feed port of the discharge conveyor 7, and a third chute 53 is arranged in the second chute 52. The material after the breakage is carried along first conveyer 4, magnetic separator 6 absorbs the metal magnetic part in the material that first conveyer 4 carried earlier and exports through second chute 52, the material after detaching the metal magnetic part falls to the ejection of compact conveyer 7 through first chute 51 from the discharge gate of first conveyer 4 and carries the ejection of compact, the broken material of reinforcing bar of rectangular shape is direct along second chute 52 landing, the broken material of reinforcing bar that garrulous is little along third chute 53 landing, the broken material of reinforcing bar of rectangular shape and the broken material of reinforcing bar that garrulous is little do not collect the processing through corresponding device again, thereby can be with the categorised output of material after the breakage.

The upper end of the first chute 51 is hinged with the upper end of the second chute 52, for example, hinged by a corresponding rotating shaft, a pin shaft, etc., and the first chute 51 is connected with the second chute 52 by an adjustable support member 54, so that the first chute 51 and the second chute 52 can rotate relative to each other with the hinged position of the upper end as a center, which is convenient for adjusting the angle, position, etc. of the first chute 51 and the second chute 52, and is convenient for operation. The adjustable support 54 is an open rigging turnbuckle that is high in strength and convenient to adjust and lock. The first chute 51 is provided with an ear seat and the like hinged with one end of the adjustable supporting piece 54, the second chute 52 is provided with an ear seat and the like hinged with the other end of the adjustable supporting piece 54, and the operation is more convenient.

The two sides of the crawler-type frame 1 are respectively provided with a first crawler belt 11 for walking and moving, the first crawler belt 11 can adopt a metal crawler belt with high strength and the like, and the first crawler belt 11 is driven by power devices such as a motor and a motor, so that the crawler-type frame 1 can move integrally. The four end corners of the crawler frame 1 are respectively provided with hydraulic lifting support legs 12, the number, arrangement and the like of the hydraulic lifting support legs 12 can be properly adjusted according to actual conditions, the power of the hydraulic lifting support legs 12 is large, the overall lifting, leveling and the like of the equipment are facilitated, and the crawler frame is particularly suitable for lifting and leveling heavy equipment. The crawler-type frame 1 is further provided with an electric control cabinet 13, a hydraulic station 14 and the like, and the electric control cabinet 13 can also rotate to carry out avoidance and the like on corresponding devices.

Compared with the prior art, the utility model has the advantages that: the long-bar-shaped reinforced concrete member enters a crushing hopper 25 of the crushing device 2 to be crushed, such as a waste railway sleeper or other building members and the like, the crushed material is guided to the armor conveying equipment 3 from an outlet of the crushing hopper 25 along a flexible material guiding and dust preventing cover 26 to be conveyed, then the armor conveying equipment 3 conveys the material to the first conveyor 4, the magnetic separation device 6 firstly absorbs the metal magnetic part in the material conveyed by the first conveyor 4 and outputs the metal magnetic part through a second chute 52 of the three-part material chute assembly 5, the long-bar-shaped crushed steel bar material directly slides down along the second chute 52, the small-bar-shaped crushed steel bar material slides down along a third chute 53 in the second chute 52, the material after the metal magnetic part is removed falls onto a discharging conveyor 7 through a first chute 51 of the three-part material chute assembly 5 to be conveyed and discharged, then the material is conveyed to the subsequent corresponding equipment by the discharging conveyor 7, so that the crushed material can be classified and output, the crawler-type frame 1 is convenient for moving the equipment integrally, the hydraulic lifting support legs 12 are convenient for lifting and leveling the whole equipment, the armor conveying equipment 3 is high in strength, damage and impact of ferromagnetic materials such as sharp reinforcing steel bars and massive materials to the equipment can be reduced, stable conveying of the material can be guaranteed, the magnetic separation device 6 can remove metal magnetic parts in the crushed material, classification processing of the crushed material is convenient, damage to the subsequent equipment is reduced, the angle of the crushing hopper 25 can be adjusted by the angle adjusting component 24, the lifting mechanism 22 can push the crushing hopper 25 to lift, for example, the crushing hopper 25 can be lifted when working, put down when idle or not working, and the like, and meanwhile, the supporting component 23 can support the lifting arm main body 21, Reduce the load to lifting mechanism 22, damage etc., ejection of compact cargo airplane 7's folding assembly 75 can make ejection of compact cargo airplane 7 fold, the removal of the equipment of being convenient for, transport and deposit etc. under idle state, gyration strutting arrangement 77 can drive ejection of compact cargo airplane 7 and rotate, tensioning strutting arrangement 78 can take up the support to ejection of compact cargo airplane 7 simultaneously, ejection of compact cargo airplane 7 of being convenient for cooperates with other equipment, dodge etc., for example ejection of compact cargo airplane 7 is convenient for carry out the ejection of compact and dodge etc. to the ejection of compact of magnetic separator 6 through rotating suitable direction, high durability and convenient operation, moreover, the steam generator is compact in structure, and is stable, occupation space etc. has been reduced, thereby the security of equipment has been improved, stability, reliability and life, the cost is reduced, can satisfy higher and higher production demand, the application and the development of equipment have been enlarged.

The above embodiments of the present invention are only for illustrating the technical solutions of the present invention, and not for limiting the same, it should be understood that modifications or substitutions for those skilled in the art can be made on the basis of the above description without departing from the inventive concept, and all such modifications and substitutions should fall within the protection scope of the appended claims. In this case all the details may be replaced with equivalent elements, and the materials, shapes and dimensions may be any.

Claims

1. A primary crushing system for a reinforced concrete long strip-shaped member is characterized by comprising a crawler-type vehicle frame (1), a crushing device (2), an armor conveying device (3), a first conveyor (4), a magnetic separation device (6) and a discharging conveyor (7) which are arranged on the crawler-type vehicle frame (1), the materials crushed by the crushing device (2) can fall on the armor conveying equipment (3) for conveying, the armor conveyor apparatus (3) being capable of conveying material onto the first conveyor (4), the magnetic separation device (6) is positioned above the first conveyor (4) to remove the metal magnetic parts in the materials on the first conveyor (4), and the materials after the metal magnetic parts are removed can fall on the discharging conveyor (7) from the discharging port of the first conveyor (4) to be conveyed and discharged.

2. The primary crushing system for a reinforced concrete elongated member according to claim 1, wherein the crushing device (2) comprises a lifting arm body (21), a lifting mechanism (22), a support assembly (23), an angle adjusting assembly (24), a crushing bucket (25) and a flexible guiding dust cover (26), wherein the top of the lifting arm body (21) is connected with the crushing bucket (25) through the angle adjusting assembly (24), the angle adjusting assembly (24) can adjust the angle of the crushing bucket (25), the flexible guiding dust cover (26) is arranged at an outlet of the crushing bucket (25) to guide crushed materials onto the armor conveying equipment (3), the bottom of the lifting arm body (21) is hinged with the crawler frame (1), and the lifting mechanism (22) can push the lifting arm body (21) to rotate up and down to enable the angle adjusting assembly (24) to be connected with the armor conveying equipment (3) The crushing bucket (25) is lifted, and the supporting component (23) can support the lifting arm main body (21).

3. The primary crushing system for a reinforced concrete elongated member according to claim 2, characterized in that the support assembly (23) comprises a first support rod (231) and a first protruding rod (232) which are connected in a sliding way, the first support bar (231) is locked with the first protruding bar (232) by a first locking member (233), the bottom of the first supporting rod (231) is hinged with the crawler-type frame (1), the top of the first extension bar (232) is hinged with the lifting arm main body (21), a first hydraulic cylinder (221) is parallel to the first support bar (231) and the first extension bar (232), the first projecting rod (232) is capable of sliding telescopically with respect to the first support rod (231) and is locked by the first locking member (233) to support the lift arm main body (21).

4. The primary crushing system for a reinforced concrete elongated member according to claim 2, wherein the angle adjusting assembly (24) includes a first connecting seat (241) connected to the crushing bucket (25) and a first driving mechanism (242) for driving the first connecting seat (241) to rotate, an upper end of the first connecting seat (241) is hinged to a top of the lifting arm main body (21), and the first driving mechanism (242) can drive the first connecting seat (241) and the crushing bucket (25) to rotate centering on a hinge joint of the first connecting seat (241) and the lifting arm main body (21).

5. The primary crushing system for a reinforced concrete elongated member according to claim 2, characterized in that the lifting arm main body (21) comprises two first support arms (211), the upper ends of the two first support arms (211) are bent forwards and the tops of the two first support arms are connected, the tops of the two first support arms (211) are connected with the angle adjusting component (24), the bottoms of the two first support arms (211) are hinged with the crawler frame (1), each first support arm (211) is correspondingly provided with one lifting mechanism (22) and one support component (23), one end of the lifting mechanism (22) and one end of the supporting component (23) are respectively hinged with the crawler-type frame (1), the other ends of the lifting mechanism (22) and the supporting component (23) are respectively hinged with the first support arm (211) correspondingly matched with the lifting mechanism.

6. The primary crushing system for the reinforced concrete long strip-shaped member according to claim 1, wherein the armor conveying equipment (3) comprises a first frame (31), a first driving shaft (32), a first driven shaft (33), a first driving device (34) for driving the first driving shaft (32) and a rotatable material guiding device (35) are arranged on the first frame (31), two ends of the first driving shaft (32) are in transmission connection with two ends of the first driven shaft (33) through first chains (36) respectively, each section opposite to the two first chains (36) passes through a metal armor plate (38) respectively, two ends of the metal armor plates (38) are provided with first blocking edges (381) respectively, all the metal armor plates (38) are sequentially matched for conveying crushed materials, and the rotatable material guiding device (35) comprises a first material guiding plate (351) at a feeding end and a first material guiding plate (351) respectively connected with the first material guiding plates (351) The feeding device comprises side guide plates (352) which are matched with each other at two sides, a feeding area (353) is defined by the first guide plate (351) and the two side guide plates (352), and the lower ends of the first guide plate (351) and the two side guide plates (352) are hinged to a first frame (31) respectively so that the first guide plate (351) and the two side guide plates (352) can be opened in an outward rotating mode respectively.

7. The primary crushing system for a reinforced concrete elongated member according to claim 1, wherein the magnetic separation means (6) comprises a first bracket (61) and a first magnetic body (62) and a first conveyor belt (66) provided on the first bracket (61), one end of the first bracket (61) is provided with a second driving shaft (63) engaged with the first conveyor belt (66) and the other end thereof is provided with a second driven shaft (64) engaged with the first conveyor belt (66), the second driving shaft (63) is driven by a third driving mechanism (65), the first magnetic body (62) is fixed between the second driven shaft (64) and the second driving shaft (63), the first magnetic body (62) is located in an inner section formed by the first conveyor belt (66) and engaged with a lower conveying portion of the first conveyor belt (66), the metal magnetic parts in the crushed materials can be adsorbed on the lower conveying part of the first conveying belt (66) for conveying.

8. The primary crushing system for a reinforced concrete elongated member according to claim 1, wherein the discharging conveyor (7) includes a second frame (71) and a second conveyor belt (72) provided on the second frame (71) for conveying the material, one end of the second frame (71) is provided with a driving roller (73) engaged with the second conveyor belt (72) and the other end thereof is provided with a driven roller (74) engaged with the second conveyor belt (72), the second frame (71) includes a fixing portion (711) and a folding portion (712) engaged with each other, the fixing portion (711) and the folding portion (712) are connected by a folding assembly (75), the folding assembly (75) includes a first pushing mechanism (751), a triangular swing block (752), a first connecting rod (753), and a second connecting seat (754) connected with the folding portion (712), the output end of the first pushing mechanism (751) is hinged with one end point of the triangular swinging block (752), the other two end points of the triangular pendulum block (752) are respectively hinged with one end of the first connecting rod (753) and the fixed part (711), the other end of the first connecting rod (753) is hinged with one end of the second connecting seat (754) far away from the fixed part (711), the other end of the second connecting seat (754) is hinged with the fixed part (711), one end of the first pushing mechanism (751) far away from the output end thereof is hinged with the fixed part (711), the first pushing mechanism (751) can push the second connecting seat (754) to rotate through the triangular swinging block (752) and the first connecting rod (753) so that the folding part (712) can be folded on the fixed part (711) after rotating.

9. The primary crushing system for the reinforced concrete elongated member according to claim 1, wherein the crawler-type frame (1) is further provided with a rotary supporting device (77) and a tensioning supporting device (78) which are matched with the discharging conveyor (7), the rotary supporting device (77) can drive the discharging conveyor (7) to rotate, and the tensioning supporting device (78) can tension and support the discharging conveyor (7).

10. The primary crushing system for the reinforced concrete long strip-shaped member as claimed in any one of claims 1 to 9, wherein a three-part material chute assembly (5) respectively matched with the first conveyor (4), the magnetic separation device (6) and the discharging conveyor (7) is further arranged on the crawler-type vehicle frame (1), the magnetic separation device (6) is positioned above the discharging end of the first conveyor (4), the three-part material chute assembly (5) is provided with a first chute (51) correspondingly matched with the discharging port of the first conveyor (4) and a second chute (52) correspondingly matched with the discharging port of the magnetic separation device (6), the outlet of the first chute (51) is correspondingly matched with the discharging conveyor (7), and metal magnetic parts sucked by the magnetic separation device (6) are output through the second chute (52), the material with the metal magnetic parts removed falls from the first chute (51) to the discharging conveyor (7) for conveying and discharging.