Magnetic separation discharging device for crushed materials of reinforced concrete components

Abstract

The present invention discloses a magnetic separation discharging device for the broken materials of reinforced concrete components, which comprises a fixed frame. A magnetic separation device, a foldable conveyor, a slewing support device for driving the foldable conveyor, and a tensioning support device connected to the foldable conveyor are arranged on the fixed frame. The foldable conveyor comprises a fixed part and a folding part which cooperate with each other, and a folding assembly for driving the folding part to fold. The magnetic separation device of the present invention can first remove the metal magnetic parts in the broken materials of reinforced concrete components. The foldable conveyor can convey the broken materials after removing the metal magnetic parts, which is convenient for the subsequent conveying, classification and treatment of materials, reduces the damage to equipment, etc. The slewing support device can drive the foldable conveyor to rotate, the tensioning support device can tension and support the foldable conveyor, and the folding assembly of the foldable conveyor can also fold the folding part relative to its fixed part, with convenient operation.

Description

Technical Field

[0001] The present invention relates to a crushing system for reinforced concrete components, and in particular to a magnetic separation discharging device for the crushed materials of reinforced concrete components. Background Art

[0002] With the continuous progress of society and the rapid development of urbanization, various building facilities such as railways and bridges are constantly increasing, and correspondingly, the old building facilities are gradually demolished, generating a large amount of waste reinforced concrete components. At present, the main treatment methods are stacking or landfilling, which causes waste of resources, occupation of land, environmental pollution, etc. With the continuous improvement of people's concepts and awareness of environmental protection and sustainable development, more and more attention is paid to the classified recycling and reuse of waste reinforced concrete components. However, for reinforced concrete components, such as long-strip reinforced concrete components like railway waste sleepers, due to their high strength and the presence of steel bars inside, it is very difficult for existing equipment to effectively crush, classify and recycle them. The conveying equipment occupies a large space, is inconvenient to operate, has low efficiency, low precision, and sharp steel bars are easy to damage the equipment, resulting in large equipment wear and tear, low safety, stability and reliability, and high costs, which cannot meet the increasing production requirements. Summary of the Invention

[0003] The object of the present invention is to provide a magnetic separation discharging device for the crushed materials of reinforced concrete components, which can solve at least one of the above technical problems. The technical solution of the present invention is as follows:

[0004] A magnetic separation discharging device for the crushed materials of reinforced concrete components includes a fixed frame, on which a magnetic separation device, a foldable conveyor, a slewing support device for driving the foldable conveyor, and a tension support device connected to the foldable conveyor are provided. The foldable conveyor includes a fixed part and a folding part that cooperate with each other and a folding assembly for driving the folding part to fold. The slewing support device can drive the foldable conveyor to rotate, the tension support device can tension and support the foldable conveyor, the magnetic separation device is used to remove metal magnetic parts from the crushed materials, and the foldable conveyor is used to convey the crushed materials after removing the metal magnetic parts.

[0005] In some embodiments, the magnetic separation device includes a first bracket, a first magnetic body and a first conveyor belt provided on the first bracket. One end of the first bracket is provided with a first connecting rod connected to the fixed frame and a driving shaft cooperating with the first conveyor belt, and the other end of the first bracket is provided with an adjustable locking connecting piece connected to the fixed frame and a driven shaft cooperating with the first conveyor belt. The first magnetic body is fixed between the driven shaft and the driving shaft, and the first magnetic body is located in the internal area formed by the first conveyor belt and cooperates with the lower conveying part of the first conveyor belt. The metal magnetic parts in the crushed materials can be adsorbed on the lower conveying part of the first conveyor belt for conveying.

[0006] In some embodiments, a first sling is provided on the first support and is respectively connected to the first connecting rod and the adjustable locking connector. The adjustable locking connector is an open-type rigging screw.

[0007] In some embodiments, the fixed part and the folding part form a frame. One end of the frame is provided with a driving roller that cooperates with the second conveyor belt, and the other end thereof is provided with a driven roller that cooperates with the second conveyor belt. The folding assembly includes a first pushing mechanism, a triangular swing block, a first connecting rod, and a third connecting seat connected to the folding part. The output end of the first pushing mechanism is hinged to one end point of the triangular swing block. The other two end points of the triangular swing block are respectively hinged to one end of the first connecting rod and the fixed part. The other end of the first connecting rod is hinged to the end of the third connecting seat away from the fixed part. The other end of the third connecting seat is hinged to the fixed part. One end of the first pushing mechanism away from its output end is hinged to the fixed part. The first pushing mechanism can push the third connecting seat to rotate through the triangular swing block and the first connecting rod so that the folding part rotates and folds on the fixed part.

[0008] In some embodiments, the second conveyor belt has a trapezoidal conveying trough for conveying materials, and a supporting idler cooperating with the second conveyor belt is provided on the frame.

[0009] In some embodiments, both sides of the fixed part are respectively connected to the folding part through folding assemblies. A first rotating shaft is provided on the fixed part, and both ends of the first rotating shaft are respectively hinged to the triangular swing blocks of the two folding assemblies.

[0010] In some embodiments, the slewing support device includes a first turntable, a first driving mechanism for driving the first turntable to rotate, a first connecting seat, and a second connecting seat. The first turntable is connected to the first connecting seat. The first connecting seat is hinged to the second connecting seat. The second connecting seat is connected to the foldable conveyor. The first turntable can drive the first connecting seat and the second connecting seat to rotate so that the foldable conveyor rotates.

[0011] In some embodiments, the first driving mechanism is a first hydraulic motor, and the first hydraulic motor drives the first turntable to rotate through a first worm and gear mechanism.

[0012] In some embodiments, the tensioning support device includes a first pull rod. One end of the first pull rod is provided with a first joint hinged to the fixed frame, and the other end thereof is hinged to the middle of the fourth connecting plate. First steel wires connecting the two sides of the foldable conveyor are respectively provided at both ends of the fourth connecting plate.

[0013] In some embodiments, the first pull rod is arranged on the first limiting rod. The first pull rod is arranged along the length direction of the first limiting rod, and the first limiting rod is provided with a first limiting block cooperating with the fourth connecting plate.

[0014] The beneficial effects of the present invention are as follows: The magnetic separation device can first remove the metal magnetic parts from the crushed materials of reinforced concrete components, and then the foldable conveyor can convey the crushed materials after removing the metal magnetic parts, which is convenient for subsequent conveying and classification of the materials, reduces damage to equipment, etc., and has high safety, stability and reliability. Moreover, the slewing bearing device can drive the foldable conveyor to rotate, and at the same time, the tensioning support device can tension and support the foldable conveyor, which is convenient for the foldable conveyor to cooperate with and avoid other equipment. The folding component of the foldable conveyor can also fold a part relative to its fixed part, which is convenient for the movement, handling and storage of the equipment in the idle state, etc. The structure is simple and stable, can reduce the occupied space, is easy to operate, and improves the application range of the equipment, etc.

[0015] In addition, in the technical solution of the present invention, unless otherwise specifically stated, the technical solution can be implemented by adopting conventional means in the art. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0017] Figure 1 It is a schematic structural diagram of a magnetic separation and discharging device for crushed materials of reinforced concrete components according to an embodiment of the present invention.

[0018] Figure 2 It is a schematic structural diagram of a magnetic separation device according to an embodiment of the present invention.

[0019] Figure 3 It is a schematic structural diagram of a foldable conveyor according to an embodiment of the present invention.

[0020] Figure 4 It is a schematic structural diagram of the foldable conveyor in the folded state according to an embodiment of the present invention.

[0021] Figure 5 It is a schematic structural diagram of a folding component according to an embodiment of the present invention.

[0022] Figure 6 According to an embodiment of the present invention Figure 5 The partial enlarged view at A in.

[0023] Figure 7 It is a schematic structural diagram of the folding component in the folded state according to an embodiment of the present invention.

[0024] Figure 8 Schematic structural diagram of a slewing support device according to an embodiment of the present invention.

[0025] Figure 9 Schematic structural diagram of a tension support device according to an embodiment of the present invention.

[0026] Figure 10 According to an embodiment of the present invention Figure 9 Partial enlarged view at position B in

[0027] Figure 11 According to an embodiment of the present invention Figure 9 Partial enlarged view at position C in

[0028] Description of reference numerals in the drawings: fixing frame 1, viewing window 11, first connecting rod 12, adjustable locking connector 13, foldable conveyor 2, frame 21, fixed part 211, folding part 212, tail cover 213, fourth support 214, second conveyor belt 22, trapezoidal conveying trough 221, driving roller 23, third driving mechanism 231, driven roller 24, folding assembly 25, first pushing mechanism 251, first hydraulic cylinder 2511, third joint 2512, second support 2513, triangular swing block 252, triangular plate 2521, third connecting plate 2522, first connecting rod 253, third connecting seat 254, fourth connecting seat 255, second connecting plate 256, first rotating shaft 257, supporting roller 26, slewing support device 3, second connecting seat 31, first connecting plate 311, second ear plate 312, first turntable 32, first driving mechanism 33, first hydraulic motor 331, first worm and gear mechanism 332, first connecting seat 34, first turntable 341, first ear plate 342, first reinforcing rib 343, tension support device 4, first pull rod 41, second hydraulic cylinder 411, second joint 412, first support 413, first hoop 414, first joint 42, fourth connecting plate 43, first shackle 431, first slider 432, first through hole 4321, first locking hole 4322, first steel wire rope 44, first limiting rod 45, first connecting block 451, first connecting hole 452, first limiting block 46, magnetic separation device 5, first support 51, third support 511, first lifting ring 512, adjusting seat 513, first magnetic body 52, driving shaft 53, driven shaft 54, second driving mechanism 5, first conveyor belt 56. Detailed implementation manners

[0029] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the present invention, not to limit the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0030] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "both ends", "both sides", "bottom", "top", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the element referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as a limitation of the present invention. In addition, the terms "first", "second", "superior", "inferior", "main", "secondary", etc. are only used for descriptive purposes and can be simply used to more clearly distinguish different components, rather than indicating or implying relative importance.

[0031] In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, or an indirect connection through an intermediate medium, and can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0032] See Figures 1 to 11 As shown, a magnetic separation discharging device for crushed materials of reinforced concrete members according to the present invention is schematically shown, including a fixed frame 1, a magnetic separation device 5, a foldable conveyor 2, a slewing support device 3 for driving the foldable conveyor 2, and a tension support device 4 connected to the foldable conveyor 2 are provided on the fixed frame 1. The foldable conveyor 2 includes a fixed part 211 and a folding part 212 that cooperate with each other, and a folding assembly 25 for driving the folding part 212 to fold.

[0033] The magnetic separation device 5 can first remove the metal magnetic parts in the crushed materials of reinforced concrete components, mainly the crushed steel bars, and then the foldable conveyor 2 can convey the crushed materials after removing the metal magnetic parts, facilitating subsequent conveying, sorting, etc. of the materials, reducing damage to equipment, etc., with high safety, stability and reliability. Moreover, the slewing bearing device 3 can drive the foldable conveyor 2 to rotate, and at the same time the tensioning support device 4 can tension and support the foldable conveyor 2, facilitating the cooperation and avoidance of the foldable conveyor 2 with other equipment. For example, the foldable conveyor 2 can rotate to a suitable direction to facilitate discharging and avoid the discharging of the magnetic separation device 5. The folding assembly 25 can also fold the folding part 212 relative to its fixed part 211, facilitating the movement, handling and storage of the equipment in the idle state, etc.

[0034] A window 11 corresponding to the magnetic separation device 5 below is provided at the top of the fixed frame 1. The window 11 is usually a transparent protective plate, facilitating the observation of the magnetic separation device 5 below.

[0035] The magnetic separation device 5 includes a first support 51, a first magnetic body 52 and a first conveyor belt 56 provided on the first support 51. One end of the first support 51 is provided with a first connecting rod connected to the fixed frame 1 and a driving shaft 53 cooperating with the first conveyor belt 56. The other end of the first support 51 is provided with an adjustable locking connector connected to the fixed frame 1 and a driven shaft 54 cooperating with the first conveyor belt 56. The first magnetic body 52 is fixed between the driven shaft 54 and the driving shaft 53. The first magnetic body 52 is located in the internal area formed by the first conveyor belt 56 and cooperates with the lower conveying part of the first conveyor belt 56. The first magnetic body 52 can be a magnet, an electromagnet, a magnetic steel or other suitable permanent magnets, etc. The first conveyor belt 56 can be made of engineering plastics with high strength and good toughness.

[0036] The driving shaft 53 and the driven shaft 54 cooperate to drive the first conveyor belt 56 to transmit. The metal magnetic parts in the crushed materials can be adsorbed on the lower conveying part of the first conveyor belt 56 to convey the crushed materials after the reinforced concrete components are crushed through the lower part of the first conveyor belt 56. The first magnetic body 52 adsorbs the crushed steel bars in the crushed materials on the lower conveying part of the first conveyor belt 56. When the crushed steel bars are conveyed to the discharge end along with the first conveyor belt 56, since the end is the driven shaft 54 or the driving shaft 53 and there is no magnetic force, the crushed steel bars automatically fall off, thereby selecting and removing the crushed steel bars in the crushed materials of the reinforced concrete components, facilitating subsequent conveying, sorting, etc. of the materials, and reducing damage to equipment, etc.

[0037] The first support 51 is provided with a first lifting ring 512 which is respectively connected to the first connecting rod and the adjustable locking connecting piece. The first lifting ring 512 facilitates the hinged connection with the first connecting rod and the adjustable locking connecting piece, with a simple structure and convenient operation. The adjustable locking connecting piece is an open-type rigging screw. The open-type rigging screw has high strength and is convenient for adjustment, locking, etc.

[0038] The driving shaft 53 is driven by the second driving mechanism 5. The first support 51 is provided with a third support 511 which is matched with the second driving mechanism 5, making the operation more convenient. The second driving mechanism 5 can be a reduction motor, a motor, a hydraulic motor or other suitable power mechanisms in the prior art. The second driving mechanism 5 can directly drive the driving shaft 53 to rotate, or can drive the driving shaft 53 to rotate through a gear mechanism, a synchronous belt mechanism, etc.

[0039] The first support 51 is provided with adjusting seats 513 which are respectively matched with both ends of the driven shaft 54. By pushing the adjusting seats 513 to move through a lead screw mechanism, the distance between the driving shaft 53 and the driven shaft 54 can be adjusted, which is convenient for tension adjustment of the first conveyor belt 56, etc., and the operation is more convenient.

[0040] The fixed part 211 and the folding part 212 form a frame 21. One end of the frame 21 is provided with a driving roller 23 which is matched with the second conveyor belt 22, and the other end is provided with a driven roller 24 which is matched with the second conveyor belt 22. The driving roller 23 is driven by a third driving mechanism 231. The driving roller 23 and the driven roller 24 are matched to drive the second conveyor belt 22 to transmit. The third driving mechanism 231 can directly drive the driving roller 23, or can drive the driving roller 23 through a synchronous belt mechanism, a gear mechanism, etc. The third driving mechanism 231 can adopt a servo motor, a stepping motor, a hydraulic motor or other suitable power mechanisms. The third driving mechanism 231 is a hydraulic motor. The hydraulic motor has advantages such as large power, can be started and stopped quickly and frequently, can rotate forward and backward, has small current impact, is convenient for automatically controlling overload accidents, and has strong ability to withstand harsh environments. For example, it is suitable for harsh environments such as dust, sewage, and oil stains. Referring to the above adjusting seat 513, the distance between the driving roller 23 and the driven roller 24 can also be adjusted.

[0041] The folding assembly 25 includes a first driving mechanism 251, a triangular swing block 252, a first connecting rod 253, and a third connecting seat 254 connected to the folding part 212. The third connecting seat 254 and the folding part 212 can be connected by welding or fasteners such as screws. The output end of the first driving mechanism 251 is hinged to one end point of the triangular swing block 252, and one end of the first driving mechanism 251 away from its output end is hinged to the fixed part 211. The other two end points of the triangular swing block 252 are respectively hinged to one end of the first connecting rod 253 and the fixed part 211. The other end of the first connecting rod 253 is hinged to one end of the third connecting seat 254 away from the fixed part 211, and the other end of the third connecting seat 254 is hinged to the fixed part 211. When the foldable conveyor 2 needs to be folded as required, the first driving mechanism 251 pushes the triangular swing block 252 to rotate around the hinge point between the triangular swing block 252 and the fixed part 211. The triangular swing block 252 drives the first connecting rod 253 to rotate at the same time, and the first connecting rod 253 drives the third connecting seat 254 to rotate around the hinge point between the third connecting seat 254 and the fixed part 211, so that the folding part 212 of the frame 21 can be folded relative to the fixed part 211, which is convenient for the movement, handling and storage of the equipment in the idle state, etc.

[0042] The driving roller 23 is driven by a third driving mechanism 231. The third driving mechanism 231 can directly drive the driving roller 23, or drive the driving roller 23 through a synchronous belt mechanism, a gear mechanism, etc. The third driving mechanism 231 can adopt a servo motor, a stepping motor, a hydraulic motor or other suitable power mechanisms. The third driving mechanism 231 is a hydraulic motor, which has the advantages of large power, fast and frequent start and stop, forward and reverse rotation, small current impact, convenient automatic control of overload accidents, and strong ability to withstand harsh environments. For example, it is suitable for harsh environments such as dust, sewage, and oil stains.

[0043] The second conveyor belt 22 has a trapezoidal conveying groove 221 for conveying materials. Support rollers 26 matching the second conveyor belt 22 are arranged on the frame 21. The shape of the support rollers 26 is basically the same as the cross-sectional shape of the second conveyor belt 22. The reinforced concrete component crushing material is conveyed in the trapezoidal conveying groove 221 of the second conveyor belt 22, which can prevent the crushing material from running out, etc., and is more stable and reliable.

[0044] Both sides of the fixed part 211 are respectively connected to the folding part 212 through the folding assembly 25. A first rotating shaft 257 is arranged on the fixed part 211. Both ends of the first rotating shaft 257 are respectively hinged to the triangular swing blocks 252 of the two folding assemblies 25, so that the two folding assemblies 25 synchronously drive the folding part 212 to fold, which is more stable and reliable. Usually, a pedestal bearing matching the first rotating shaft 257 and the like are arranged on the fixed part 211 of the frame 21. The structure of the pin shaft refers to the above.

[0045] One end of the first driving mechanism 251 away from its output end is hinged to the fourth connecting seat 255. One end of the third connecting seat 254 close to the fixed part 211 is hinged to the second connecting plate 256. The fourth connecting seat 255 and the second connecting plate 256 are arranged on the fixed part 211 of the frame 21, such as being connected by welding or fasteners such as screws. The second connecting plate 256 and the third connecting seat 254 are hinged by a fifth pin shaft, with a simple and stable structure and convenient operation. One end of the pin shaft can be provided with a flange and the other end is locked by a shaft retaining ring, a lock nut, etc. Both ends of the pin shaft can also be locked by a shaft retaining ring, a lock nut, etc.

[0046] The first driving mechanism 251 can adopt an oil cylinder, a pneumatic cylinder, an electric cylinder, a hydraulic cylinder, a linear module, etc. The first driving mechanism 251 is a first hydraulic cylinder 2511. The output end of the first hydraulic cylinder 2511 is hinged to an end point of the triangular swing block 252. The hydraulic cylinder has the advantages of simple structure, reliable operation, being able to dispense with a speed reduction device, having no transmission gap, smooth movement, large power, and strong bearing capacity.

[0047] A third joint 2512 is arranged at the output end of the first hydraulic cylinder 2511. The triangular swing block 252 and the third joint 2512 are hinged by a first pin shaft. The third joint 2512 can adopt a Y-shaped joint, an I-shaped joint, a spherical eye joint, etc. The spherical eye joint is also called a self-lubricating rod end spherical plain bearing. The spherical plain bearing can bear a large load and rotates more stably and reliably. A second support 2513 hinged to the fourth connecting seat 255 is arranged at the tail of the first hydraulic cylinder 2511. The fourth connecting seat 255 and the second support 2513 are hinged by a second pin shaft. The structure of the pin shaft refers to the above. The second support 2513 can adopt a single ear seat or a double ear seat, etc. The second support 2513 can adopt a C-shaped structure, with more convenient operation and a more stable structure.

[0048] The triangular swing block 252 and the first connecting rod 253 are hinged by a third pin shaft. The third connecting seat 254 and the first connecting rod 253 are hinged by a fourth pin shaft. The structure of the pin shaft refers to the above. A connecting seat hinged to the first connecting rod 253 can also be arranged on the third connecting seat 254, referring to the fourth connecting seat 255 above.

[0049] The triangular swing block 252 includes two parallel triangular plates 2521. The two triangular plates 2521 are connected by a plurality of third connecting plates 2522. Each third connecting plate 2522 is usually welded to the two triangular plates 2521 respectively. The number, arrangement, etc. of the third connecting plates 2522 are determined according to specific situations, so as to make the structure of the triangular swing block 252 more stable. A certain gap is formed between the two triangular plates 2521. One end of the third joint 2512 and one end of the first connecting rod 253 can be located in the gap, with a compact and stable structure.

[0050] To facilitate the better conveyance of the crushed materials of reinforced concrete components and the conveyance of the crushed materials to other subsequent equipment, the foldable conveyor 2 can be inclined, with the fixed part 211 of the frame 21 located below the folding part 212. The fixed part 211 is connected to the second connecting seat 31 of the slewing support device 3, and the crushed materials are conveyed obliquely upward. A tail cover 231 that cooperates with the second conveyor belt 22 can also be provided at the tail of the fixed part 211. The tail cover 213 can prevent the crushed materials from falling, etc., being safer and more reliable.

[0051] A fourth support 214 that cooperates with the folded folding part 212 is also provided on the fixed part 211 of the frame 21. The folding part 212 of the frame 21 is folded on the fixed part 211, and the fourth support 214 facilitates the support of the folding part 212, being more stable and reliable. Usually, fourth supports 214 are respectively provided on both sides of the fixed part 211.

[0052] The slewing support device 3 includes a first turntable 32, a first driving mechanism 33, a first connecting seat 34, and a second connecting seat 31. The first turntable 32 and the first driving mechanism 33 are arranged on the fixed frame 1. The first turntable 32 is connected to the first connecting seat 34. The first turntable 32 and the first connecting seat 34 can be connected by welding, fasteners such as screws, or other suitable connection methods. The first connecting seat 34 is hinged to the second connecting seat 31. The second connection is used to connect to the frame 21 of the foldable conveyor 2. The second connecting seat 31 and the frame 21 can be connected by welding, fasteners such as screws, or other suitable connection methods. When it is necessary to rotate the foldable conveyor 2, the first driving mechanism 33 can drive the first turntable 32 to rotate. The first connecting seat 34 and the second connecting seat 31 can rotate synchronously with the first turntable 32. At the same time, the tensioning support device 4 can tension and support the foldable conveyor 2, enabling the foldable conveyor 2 to rotate to a suitable position. Moreover, the first connecting seat 34 is hinged to the second connecting seat 31, and the second connecting seat 31 can rotate relative to the first connecting seat 34, enabling the inclination angle of the foldable conveyor 2 to be adjusted.

[0053] The first turntable 32 usually includes a turntable with a hollow structure. The turntable is supported by a set of precision crossed roller bearings so that the turntable can withstand various torques such as radial, axial, and overturning torques. The outer ring of the crossed roller bearing is connected to the first connecting seat 34. The first driving mechanism 33 drives the outer ring of the crossed roller bearing to rotate through a gear transmission, a worm and wheel mechanism, etc., thereby driving the first connecting seat 34 to rotate, with high efficiency, high precision, high rigidity, and stable load bearing, etc.

[0054] The first driving mechanism 33 can be a servo motor, a stepper motor, a hydraulic motor or other suitable power mechanisms. The first driving mechanism 33 is the first hydraulic motor 331. The hydraulic motor has the advantages of large power, capable of starting and stopping quickly and frequently, forward and reverse rotation, small current impact, convenient for automatically controlling overload accidents, and strong ability to withstand harsh environments. For example, it is suitable for harsh environments such as dust, sewage, and oil stains.

[0055] The first hydraulic motor 331 drives the first turntable 32 to rotate through the first worm and gear mechanism 332. The worm and gear mechanism has the advantages of self-locking, large transmission ratio, compact structure, smooth transmission, and no noise.

[0056] The first connecting seat 34 includes a first turntable 341 connected to the first turntable 32. The first turntable 341 and the first turntable 32 can be connected by welding, screws or other suitable fasteners. The first turntable 341 is provided with first ear plates 342. The first ear plates 342 are usually welded to the first turntable 341. The second connecting seat 31 is provided with second ear plates 312 hinged to the first ear plates 342. The first ear plates 342 and the second ear plates 312 can be hinged by rotating parts such as pin shafts. There are two symmetrically arranged first ear plates 342, and two symmetrically arranged second ear plates 312. The two symmetrically arranged first ear plates 342 cooperate with the two symmetrically arranged second ear plates 312 respectively, so that the force is more uniform and the structure is more stable and reliable. A first reinforcing rib 343 can also be provided between the two first ear plates 342. The number, arrangement, etc. of the first reinforcing rib 343 are determined according to specific circumstances.

[0057] The second connecting seat 31 includes a first connecting plate 311. The first connecting plate 311 and the frame 21 of the foldable conveyor 2 can be connected by welding, screws or other suitable fasteners. The second ear plate 312 is arranged on the first connecting plate 311. The second ear plate 312 is usually welded to the first connecting plate 311.

[0058] The tensioning and supporting device 4 includes a first pull rod 41. One end of the first pull rod 41 is provided with a first joint 42. The first joint 42 is hinged to the fixed frame 1. The other end of the first pull rod 41 is hinged to the middle of the fourth connecting plate 43. The two ends of the fourth connecting plate 43 are respectively provided with first steel wires 4. The two first steel wires 4 are respectively connected to both sides of the foldable conveyor 2, so as to tension and support the conveyor arranged on the corresponding fixed frame 1, which is convenient for the fixing, adjustment, etc. of the conveyor. For example, in the case where the foldable conveyor 2 is inclined or one end is suspended.

[0059] The first pull rod 41 is arranged on the first limit rod 45. The first pull rod 41 is arranged along the length direction of the first limit rod 45, and the first limit rod 45 can make the first pull rod 41 more stable. The first limit rod 45 is provided with a first limit block 46 that cooperates with the fourth connecting plate 43. The first limit block 46 can limit the fourth connecting plate 43, making it safer and more reliable.

[0060] The first pull rod 41 can be an oil cylinder, a pneumatic cylinder, an electric cylinder, a hydraulic cylinder, etc., which is more convenient for tension adjustment and the like. The first pull rod 41 is the second hydraulic cylinder 411. The hydraulic cylinder has the advantages of simple structure, reliable operation, the ability to dispense with a speed reduction device, no transmission clearance, smooth movement, large power, strong bearing capacity, etc. The second hydraulic cylinder 411 is fixedly connected to the first limit rod 45 through the first hoop 414, with a simple and stable structure and convenient operation.

[0061] The output end of the second hydraulic cylinder 411 is hinged to the middle of the fourth connecting plate 43 through the second joint 412. A first support 413 hinged to the first joint 42 is arranged at the tail of the first hydraulic cylinder 2511. The second joint 412 can be a Y-shaped joint, an I-shaped joint, a fish-eye joint, etc. The Y-shaped joint is hinged to the middle of the fourth connecting plate 43 through a pin shaft. The first support 413 can be a single-ear seat, and the first joint 42 can be a double-ear seat. The single-ear seat and the double-ear seat are hinged through a pin shaft. One end of the first joint 42 is hinged to the fixed frame 1 through a pin shaft, and the double-ear seat at the other end of the first joint 42 is hinged to the first support 413 through a pin shaft. The two pin shafts are usually perpendicular to each other, that is, one pin shaft is horizontally arranged and the other pin shaft is vertically arranged, making the operation more convenient and flexible, etc.

[0062] A first connecting block 451 hinged to the first joint 42 is arranged on the first limit rod 45. Both the first connecting block 451 and the first support 413 are hinged to the first joint 42. The first connecting block 451 and the first support 413 can share a pin shaft to be hinged to the first joint 42. A groove body cooperating with the first support 413 can also be arranged on the first connecting block 451. The single-ear seat of the first support 413 is located in the groove body, making the structure more compact and stable.

[0063] First shackles 431 connected to the first steel wire rope 4 are respectively arranged at both ends of the fourth connecting plate 43. The first shackles 431 have a simple structure and are convenient for operations such as installation and disassembly.

[0064] A first slider 432 is provided on the fourth connecting plate 43. A first through hole 4321 that cooperates with the first limiting rod 45 is provided on the first slider 432. A first limiting block 46 limits the first slider 432. When the first pull rod 41 drives the fourth connecting plate 43 and the first steel wire rope 4 to be tightened and adjusted, the first slider 432 on the fourth connecting plate 43 slides along the first limiting rod 45 through the first through hole 4321, and the first limiting block 46 can also limit the first slider 432, with higher stability and reliability.

[0065] A first locking hole 4322 is provided on the first slider 432. A plurality of first connecting holes 452 that cooperate with the first locking hole 4322 are sequentially provided on the first limiting rod 45 along its length direction. After the tightening adjustment is completed, the first locking hole 4322 on the first slider 432 corresponds to the corresponding first connecting hole 452, and locking members such as screws and pins are used to pass through the first locking hole 4322 and the first connecting hole 452 for locking, with higher stability and reliability.

[0066] Compared with the prior art, the advantages of the present invention are as follows: The magnetic separation device 5 can first remove the metal magnetic parts in the broken materials of reinforced concrete components, mainly the broken steel bar materials, and then the foldable conveyor 2 can convey the broken materials after removing the metal magnetic parts, which is convenient for the subsequent conveying, sorting and processing of the materials, reduces the damage to the equipment, etc., and has high safety, stability and reliability. Moreover, the slewing support device 3 can drive the foldable conveyor 2 to rotate, and at the same time, the tensioning support device 4 can tension and support the foldable conveyor 2, which is convenient for the foldable conveyor 2 to cooperate with and avoid other equipment. For example, the foldable conveyor 2 can rotate to a suitable direction for discharging and avoiding the discharging of the magnetic separation device 5. The folding assembly 25 of the foldable conveyor 2 can also fold the folding part 212 relative to its fixed part 211, which is convenient for the movement, handling and storage of the equipment in the idle state, etc. The structure is simple and stable, can reduce the occupied space, is easy to operate, and improves the application range of the equipment, etc.

[0067] The above are only some embodiments of the present invention, which are only used to illustrate the technical solutions of the present invention and are not intended to limit it. It should be understood that for those of ordinary skill in the art, without departing from the creative concept of the present invention, improvements or replacements can be made according to the above description, and all such improvements and replacements should fall within the protection scope of the appended claims of the present invention. In this case, all details can be replaced by equivalent elements, and the materials, shapes and sizes can also be arbitrary.

Claims

1. Magnetic separation discharging device for crushed materials of reinforced concrete components, characterized in that, It includes a fixed frame, on which a magnetic separation device, a foldable conveyor, a slewing support device for driving the foldable conveyor, and a tensioning support device connected to the foldable conveyor are provided. The foldable conveyor includes a fixed part and a folding part that cooperate with each other and a folding assembly for driving the folding part to fold. The slewing support device can drive the foldable conveyor to rotate, the tensioning support device can tension and support the foldable conveyor, the magnetic separation device is used to remove metal magnetic parts from the crushed material, and the foldable conveyor is used to convey the crushed material after removing the metal magnetic parts; The fixed part and the folding part form a frame. One end of the frame is provided with a driving roller that cooperates with the second conveyor belt, and the other end is provided with a driven roller that cooperates with the second conveyor belt. The folding assembly includes a first pushing mechanism, a triangular swing block, a first connecting rod, and a third connecting seat connected to the folding part. The output end of the first pushing mechanism is hinged to one end point of the triangular swing block. The other two end points of the triangular swing block are respectively hinged to one end of the first connecting rod and the fixed part. The other end of the first connecting rod is hinged to the end of the third connecting seat away from the fixed part, and the other end of the third connecting seat is hinged to the fixed part. One end of the first pushing mechanism away from its output end is hinged to the fixed part. The first pushing mechanism can push the third connecting seat to rotate through the triangular swing block and the first connecting rod so that the folding part rotates and folds on the fixed part; Both sides of the fixed part are respectively connected to the folding part through the folding assembly. A first rotating shaft is provided on the fixed part, and both ends of the first rotating shaft are respectively hinged to the triangular swing blocks of the two folding assemblies; The tensioning support device includes a first pull rod. One end of the first pull rod is provided with a first joint hinged to the fixed frame, and the other end is hinged to the middle of the fourth connecting plate. First steel wires connected to both sides of the foldable conveyor are respectively provided at both ends of the fourth connecting plate; The slewing support device includes a first turntable, a first driving mechanism for driving the first turntable to rotate, a first connecting seat, and a second connecting seat. The first turntable is connected to the first connecting seat, the first connecting seat is hinged to the second connecting seat, and the second connecting seat is connected to the foldable conveyor. The first turntable can drive the first connecting seat and the second connecting seat to rotate so that the foldable conveyor rotates.

2. The magnetic separation discharging device for the crushed material of reinforced concrete components according to claim 1, characterized in that, The magnetic separation device includes a first support, a first magnetic body and a first conveyor belt provided on the first support. One end of the first support is provided with a first connecting rod connected to the fixed frame and a driving shaft that cooperates with the first conveyor belt. The other end of the first support is provided with an adjustable locking connector connected to the fixed frame and a driven shaft that cooperates with the first conveyor belt. The first magnetic body is fixed between the driven shaft and the driving shaft. The first magnetic body is located in the internal area formed by the first conveyor belt and cooperates with the lower conveying part of the first conveyor belt. The metal magnetic parts in the crushed material can be adsorbed on the lower conveying part of the first conveyor belt for conveying.

3. The magnetic separation discharging device for the crushed material of reinforced concrete components according to claim 2, characterized in that, First lifting rings respectively connected to the first connecting rod and the adjustable locking connector are provided on the first support, and the adjustable locking connector is an open type wire rope turnbuckle.

4. The magnetic separation discharging device for the crushed material of reinforced concrete components according to claim 1, characterized in that, The second conveyor belt has a trapezoidal conveying groove for conveying materials, and support rollers that cooperate with the second conveyor belt are provided on the frame.

5. The magnetic discharging device for the crushed material of reinforced concrete components according to claim 1, characterized in that, The first driving mechanism is a first hydraulic motor, and the first hydraulic motor drives the first turntable to rotate through a first worm and worm gear mechanism.

6. The magnetic discharging device for crushed materials of reinforced concrete components according to claim 1, wherein The first pull rod is arranged on the first limiting rod. The first pull rod is arranged along the length direction of the first limiting rod, and the first limiting rod is provided with a first limiting block that cooperates with the fourth connecting plate.

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