CN114405971A

CN114405971A - Energy-conserving recovery system of concrete waste material

Info

Publication number: CN114405971A
Application number: CN202111631483.1A
Authority: CN
Inventors: 陈桂坤
Original assignee: Guangzhou Changze New Building Materials Co ltd
Current assignee: Guangzhou Changze New Building Materials Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-04-29

Abstract

The application relates to a concrete waste energy-saving recovery system, which comprises a feeding device and a crushing device, wherein a horizontally extending roller bed is erected on the ground, and various groups of stones on the ground are continuously placed one by the feeding device to the feeding end of the roller bed; the crushing device comprises a box body arranged in the middle of the roller bed and two groups of rollers which rotate in opposite directions and are arranged in the box body, and the upper end and the lower end of the shaft body of each group of rollers are respectively in inserted connection with the edges of the two sides of the roller bed and the upper end surface of the box body for rotation; the box body is provided with a first motor for driving the rollers to rotate, and a gap with the width size not larger than the vertical section of the stone block is formed between the outer peripheral surfaces of the two groups of rollers which are vertically arranged and close to each other; and a hopper is arranged at the discharging end of the roller bed. This application has realized the stripping of reinforcing bar in the stone, is convenient for carry out recycle to the beam column class concrete that the embedding has the reinforcing bar, has promoted the efficiency of concrete recycle process.

Description

Energy-conserving recovery system of concrete waste material

Technical Field

The application relates to the field of concrete recovery equipment, in particular to an energy-saving concrete waste recovery system.

Background

The waste concrete refers to waste concrete blocks, the waste concrete blocks are not only high-quality concrete aggregates, but also have many advantages when the waste concrete blocks are used as the aggregates, for example, after a building is disassembled, the high-quality crushed and sieved concrete blocks and silt can be used as concrete regeneration. A large amount of micro powder can be directly used as a raw material of cement, concrete prepared from recycled cement and recycled aggregate can enter the next cycle, and zero emission of waste is realized in the whole cycle process.

In the construction process of the building structure, the construction of a reinforced concrete structure is carried out on the building; in the process of dismantling the building, the construction of each group of beam column structures is carried out, and each group of beam columns supports the roof and the ground of the upper layer and the lower layer, so that the beam columns occupy a higher proportion in the whole building. Reinforcing steel bars are embedded in each group of beam columns in the building structure; in the process of recycling waste concrete, the existing recycling mode mostly crushes concrete blocks with large sizes in a crusher, the crusher extrudes and crushes the concrete blocks, and crushed stone blocks are output for recycling.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: in the process of crushing, the hardness of the reinforcing steel bar is high in the process of crushing each group of beam columns embedded with the reinforcing steel bar, the crusher is easy to clamp and crash due to the reinforcing steel bar embedded in the concrete block, the efficiency of the concrete recovery process is low, and the improved space exists at the moment.

Disclosure of Invention

In order to facilitate carrying out recycle to the beam column class concrete that the embedding has the reinforcing bar, promote the efficiency of concrete recycle process, this application provides an energy-conserving recovery system of concrete waste material.

The application provides a concrete waste material energy-saving recovery system adopts following technical scheme:

an energy-saving concrete waste recovery system comprises a feeding device and a crushing device, wherein a horizontally extending roller bed is erected on the ground, and various groups of stones on the ground are continuously placed towards the feeding end of the roller bed by the feeding device; the crushing device comprises a box body arranged in the middle of the roller bed and two groups of rollers which rotate in opposite directions and are arranged in the box body, and the upper end and the lower end of the shaft body of each group of rollers are respectively in inserted connection with the edges of the two sides of the roller bed and the upper end surface of the box body for rotation; the box body is provided with a first motor for driving the rollers to rotate, and a gap with the width size not larger than the vertical section of the stone block is formed between the outer peripheral surfaces of the two groups of rollers which are vertically arranged and close to each other; and a hopper is arranged at the discharging end of the roller bed.

By adopting the technical scheme, in the crushing operation of each group of stones, each group of stones is hoisted to the feeding end of the roller bed by the aid of the feeding device, and the roller bed continuously rotates to enable each group of stones to be continuously conveyed to the interior of the box body; two sets of rollers in the box are constantly in opposite directions and are rotated under the drive of first motor, each group's stone constantly gets into in the clearance between two sets of rollers this moment, under the extrusion of roller, each group's stone pressurized is garrulous this moment, the reinforcing bar in the stone is peeled off under the extrusion of two sets of rollers gradually, and further along with the continuous forward transport of roller bed, the stone and the reinforcing bar of garrulous this moment constantly separate, the blanking is realized to the unloading end at the roller bed, the peeling-off of reinforcing bar in the stone has been realized among the above-mentioned design, be convenient for carry out recycle to the beam column class concrete that the embedding has the reinforcing bar, the efficiency of concrete recycle process has been promoted.

Preferably, the roller bed device further comprises a separating device arranged at one discharging end of the roller bed, the separating device comprises a support fixedly connected with the box body and a belt rotatably connected with the support, two groups of electromagnetic modules are fixed on the outer peripheral surface of the middle of the belt, each group of electromagnetic modules are located on two parting points of the belt, each group of electromagnetic modules starts to be electrified from one end close to the box body, and the electromagnetic modules stop being electrified from one end far away from the box body.

By adopting the technical scheme, the separating device is positioned at the discharging end of the roller bed, the belt is supported by a bracket in the separating device, the two groups of electromagnetic modules are positioned on the two parting points of the belt, and the electrification and the position of the electromagnetic modules are related, so that the electromagnetic modules can adsorb the reinforcing steel bars on the discharging end of the roller bed, and the reinforcing steel bars are continuously separated from the crushed stones; and the electromagnetic module is in the outage of the one end of keeping away from the box along with the belt is constantly carried to the unloading end of roller bed, and the reinforcing bar that above-mentioned setting made on the electromagnetic module drops, makes the reinforcing bar separate from the electromagnetic module.

Preferably, the feeding device comprises a steel frame and a winch, and the steel frame is fixedly connected with one side of the box body, which is close to the feeding end of the roller bed; the steel frame is provided with a track vertically above the roller bed, the winch is provided with a second motor rotatably connected with the track, and a steel cable on the winch is used for bolting and fixing the stones.

Through adopting above-mentioned technical scheme, the steelframe is fixed on the box, second motor and track sliding connection, when carrying out the hoist and mount operation of stone, the hoist engine carries out the latch with each group's stone this moment, with the hoist engine rolling, makes the stone constantly lift to drive the second motor and rotate, make the stone constantly to the roller bed on remove, above-mentioned process has realized the material loading with the stone on to the roller bed, holistic operating efficiency is higher, the operation process is comparatively safe.

Preferably, gears are coaxially rotated on the shaft body at the upper end part of each group of rollers, and the two groups of gears are meshed for rotation; the first motor is arranged on one side of the box body, and a gear which is in meshing transmission with the gears on the rollers is coaxially arranged on an output shaft of the first motor in a rotating mode.

Through adopting above-mentioned technical scheme, first motor passes through a set of roller of gear drive and rotates, further mesh through two sets of gears between two sets of rollers, the drive to the roller has been realized to the above-mentioned process, and realized synchronous drive through gear engagement's mode between two sets of rollers, carry out driven design for installing two sets of first motors to each group roller, above-mentioned technical scheme has saved the manufacturing cost who establishes otherwise, and realized synchronous rotation between the roller, and then make the atress of stone between two sets of rollers comparatively even, the stone is difficult for taking place the skew between two sets of rollers.

Preferably, one end of the steel frame, which is far away from the box body, is integrally connected with two groups of upright rods which are vertically arranged; two groups of diagonal rods are connected between the steel frame and the box body in a counter-pulling manner.

Through adopting above-mentioned technical scheme, the pole setting is located the steelframe and keeps away from the one end of box, and the setting of pole setting has realized the support to the steelframe tip, when carrying out the stone to the hoist and mount operation on the roller bed, the setting of each group's pole and down tube has all promoted the structural strength of steelframe this moment, has reduced the deformation of steelframe.

Preferably, a storage box for loading reinforcing steel bars is placed on the ground of the blanking end of the roller bed, and the upper end face of the box body is provided with an opening.

Through adopting above-mentioned technical scheme, receive and store up the case and be located the subaerial of roller bed unloading end, when separator carries out the operation, electromagnetic module unloads absorbent reinforcing bar at the unloading end of roller bed this moment, and the reinforcing bar that unloads falls into and stores up the incasement portion, receives this moment and stores up the case and has realized holding to the reinforcing bar, is convenient for receive and store up the reinforcing bar.

Preferably, vertical plates are fixed on the edges of two sides of the roller bed, and two groups of vertical plates in the box body are in clearance fit with the peripheral surfaces of the rollers.

By adopting the technical scheme, the vertical plates are positioned on two sides of the roller bed, and the vertical plates are arranged to prevent stones from falling off the roller bed; the vertical plates in the box body are in clearance fit with the peripheral surfaces of the rollers, so that crushed stones are prevented from falling off from the roller bed.

Preferably, soundproof cotton is paved on the outer wall of the box body.

Through adopting above-mentioned technical scheme, two sets of rollers are when carrying out the fragmentation of stone, and the noise that the box position produced this moment is great, and soundproof cotton wraps up the box, and soundproof cotton's setting makes the noise of box obtain effective control.

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

1. through carrying out the setting of box at the intermediate position of roller bed, two sets of rollers are installed inside the box, carry out the material loading with each group's stone to the roller bed with the help of loading attachment, along with the continuous rotation of roller bed, two sets of rollers realize crushing the stone extrusion this moment, and then make the reinforcing bar in the stone constantly peeled off, and along with the continuous rotation of roller bed, make stone and reinforcing bar constantly forward motion, at last under separator's effect, make the reinforcing bar constantly isolate from the rubble, and fall into the storage box inside of roller bed unloading end, the completion is to the process of peeling off of reinforcing bar from the stone.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

fig. 4 is an enlarged view at C in fig. 1.

Description of reference numerals: 1. a feeding device; 11. a steel frame; 111. erecting a rod; 112. a diagonal bar; 12; a winch; 13. a track; 14. a second motor; 2. a crushing device; 21. a box body; 22. a roller; 221. a gear; 23. a first motor; 24. a gap; 3. a roller bed; 31. a vertical plate; 4. a hopper; 5. a separation device; 51. a support; 52. a belt; 53. an electromagnetic module; 6. a storage box; 7. sound insulation cotton; 8. a ground surface; 81. a stone block; 82. and (5) reinforcing steel bars.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses energy-conserving recovery system of concrete waste material. Referring to fig. 1 and 2, the ground 8 is horizontally arranged, and the energy-saving concrete waste recycling system is installed on the ground 8. The energy-saving concrete waste recycling system comprises a crushing device 2, and a horizontally extending roller bed 3 is erected on the ground 8. A plurality of groups of stones 81 to be recycled are piled on the ground, and a plurality of groups of reinforcing steel bars 82 are embedded in the stones.

The crushing device 2 comprises a box body 21 arranged in the middle of the roller bed 3 and two groups of rollers 22 which rotate in opposite directions and are arranged in the box body 21, and the upper end and the lower end of the shaft body of each group of rollers 22 are respectively in inserted connection with the edges of two sides of the roller bed 3 and the upper end surface of the box body 21 for rotation; the box 21 is provided with a first motor 23 for driving the two sets of rollers 22 to rotate, and the first motor 23 is positioned on the vertical end surface of one side of the box 21. The shafts at the upper ends of the two groups of rollers 22 coaxially rotate with gears 221, and the two groups of gears 221 rotate in a meshed manner; the first motor 23 is installed on one side of the box 21, and the output shaft of the first motor 23 coaxially rotates with a gear 221 which is meshed with the gear 221 of the set of rollers 22 for transmission.

The two sets of rollers 22 are vertically arranged and have a gap 24 between their outer peripheral surfaces adjacent to each other, which is not greater than the width of the vertical section of the block 81, the size of the gap 24 varying according to the size of the equipment of different specifications. The groups of stones 81 are continuously conveyed into the box 21; the two groups of rollers 22 in the box 21 are driven by the first motor 23 to rotate continuously in opposite directions, at this time, the stone blocks 81 continuously enter the gap 24 between the two groups of rollers 22, and under the extrusion of the rollers 22, the stone blocks 81 are pressed and crushed, and the steel bars 82 in the stone blocks 81 are gradually stripped under the extrusion of the two groups of rollers 22; the blanking end of the roller bed 3 is provided with a hopper 4, so that the crushed stone blocks 81 are continuously conveyed outwards from the position of the hopper 4.

Vertical plates 31 are fixed on the edges of the two sides of the roller bed 3, and the height of each vertical plate 31 is not lower than 15 cm; two sets of vertical plates 31 inside the case 21 are fitted in the outer peripheral surface gaps 24 of the respective sets of rollers 22. Soundproof cotton 7 is paved on the outer wall of the box body 21, and the thickness of the soundproof cotton 7 is not less than 3 cm.

Referring to fig. 1 and 3, the energy-saving concrete waste recycling system comprises a feeding device 1, wherein the feeding device 1 continuously places groups of stones 81 on the ground 8 one by one to the feeding end of a roller bed 3. The feeding device 1 comprises a steel frame 11 and a winch 12, the steel frame 11 is horizontally arranged, and the steel frame 11 is fixedly connected with one side of the box body 21 close to the feeding end of the roller bed 3; one end of the steel frame 11, which is far away from the box body 21, is integrally connected with two groups of vertical rods 111; an inclined rod 112 is connected between the steel frame 11 and the box body 21 in a counter-pulling manner; the rail 13 is arranged on the steel frame 11 and is vertically above the roller bed 3, the extending direction of the rail 13 is parallel to the extending direction of the roller bed 3, and the rail 13 is arranged on the vertical plane in the width direction of the roller bed 3. The winch 12 is provided with a second motor 14 which is rotatably connected with the track 13, and the horizontal sliding of the cigarette making machine along the track 13 is realized through the transmission of the second motor 14. The set of rocks 81 are secured by wires on the hoist 12.

Referring to fig. 1 and 4, the energy-saving concrete waste recycling system comprises a separating device 5 installed at one blanking end of a roller bed 3, wherein the separating device 5 comprises a bracket 51 fixedly connected with a box body 21 and a belt 52 rotatably connected with the bracket 51, the bracket 51 extends horizontally, two groups of electromagnetic modules 53 are fixed on the outer peripheral surface of the middle of the belt 52, each group of electromagnetic modules 53 are positioned on two parting points of the belt 52, each group of electromagnetic modules 53 is electrified from one end close to the box body 21, and each group of electromagnetic modules 53 is stopped at one end far away from the box body 21; in the specific embodiment, conducting strips are laid between the end surfaces of the brackets 51 close to each other, and when the belt 52 moves to the conducting strips at the two sides, the electromagnetic module 53 is electrified, so that each group of steel bars 82 on the roller bed 3 are continuously adsorbed; when the electromagnetic module 53 is driven away from the end of the belt 52, the electromagnetic module 53 is powered off, and the attracted reinforcing steel bars 82 fall off. A storage box 6 for loading reinforcing steel bars 82 is arranged on the ground 8 at the blanking end of the roller bed 3, and the upper end face of the box body 21 is provided with an opening.

The implementation principle of the energy-saving concrete waste recycling system provided by the embodiment of the application is as follows:

in the process of crushing each group of stones 81, the second motor 14 on the track 13 is driven to make the winch 12 be positioned vertically above each group of stones 81, at this time, the steel cable on the winch 12 is tied with the stones 81, then the winch 12 is driven to wind, the second motor 14 is driven to rotate, and finally each group of stones 81 are hoisted to the feeding end of the roller bed 3 by the aid of the feeding device 1.

The roller bed 3 continuously rotates to continuously convey the groups of stones 81 into the box body 21; the two groups of rollers 22 in the box 21 continuously rotate in opposite directions under the driving of the first motor 23, at the moment, the stone blocks 81 continuously enter the gap 24 between the two groups of rollers 22, under the extrusion of the rollers 22, the stone blocks 81 are pressed and crushed at the moment, the steel bars 82 in the stone blocks 81 are gradually peeled off under the extrusion of the two groups of rollers 22, and further, the stone blocks 81 and the steel bars 82 are continuously conveyed forwards along with the roller bed 3, at the moment, the crushed stone blocks 81 and the steel bars 82 are continuously separated, and the blanking is realized at the blanking end of the roller bed 3. The separating device 5 is positioned at the blanking end of the roller bed 3, the bracket 51 in the separating device 5 supports the belt 52, the two groups of electromagnetic modules 53 are positioned on two parting points of the belt 52, and the electrification and the position of the electromagnetic modules 53 are related, so that the electromagnetic modules 53 can adsorb the reinforcing steel bars 82 on the blanking end of the roller bed 3, and the reinforcing steel bars 82 are continuously separated from crushed stones; and as the belt 52 is continuously conveyed to the blanking end of the roller bed 3, the electromagnetic module 53 is powered off at the end far away from the box body 21, and the arrangement enables the reinforcing steel bars 82 on the electromagnetic module 53 to fall off, so that the reinforcing steel bars 82 are separated from the electromagnetic module 53 and finally fall into the storage tank 6.

Realized among the above-mentioned design stripping of reinforcing bar 82 in the stone 81, be convenient for carry out recycle to the beam column class concrete that the embedding has reinforcing bar 82, promoted the efficiency of concrete recycle process.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a concrete waste material energy-conserving recovery system which characterized in that: the stone crusher comprises a feeding device (1) and a crushing device (2), wherein a horizontally extending roller bed (3) is erected on the ground (8), and the feeding device (1) continuously places groups of stones (81) on the ground (8) one by one to the feeding end of the roller bed (3); the crushing device (2) comprises a box body (21) arranged in the middle of the roller bed (3) and two groups of rollers (22) which rotate in opposite directions and are arranged in the box body (21), and the upper end and the lower end of a shaft body of each group of rollers (22) are respectively in inserted connection with the two side edges of the roller bed (3) and the upper end face of the box body (21) for rotation; a first motor (23) for driving the rollers (22) to rotate is mounted on the box body (21), and a gap (24) which is not larger than the width of the vertical section of the stone block (81) is formed between the two groups of rollers (22) which are vertically arranged and close to each other; and a hopper (4) is arranged at the discharging end of the roller bed (3).

2. The energy-saving concrete waste recycling system according to claim 1, characterized in that: still including installing separator (5) of roller bed (3) unloading one end, separator (5) including with box (21) fixed connection's support (51) and with support (51) rotate belt (52) of connecting, be fixed with two sets of electromagnetic module (53) on the outer peripheral face in the middle of belt (52), each group electromagnetic module (53) are located on the binary loci of belt (52), each group electromagnetic module (53) are from being close to the one end of box (21) begins the circular telegram, each group electromagnetic module (53) are keeping away from the one end of box (21) stops the circular telegram.

3. The energy-saving concrete waste recycling system according to claim 2, characterized in that: the feeding device (1) comprises a steel frame (11) and a winch (12), wherein the steel frame (11) is fixedly connected with one side, close to the feeding end of the roller bed (3), of the box body (21); the roller bed is characterized in that a rail (13) located above the roller bed (3) is mounted on the steel frame (11), a second motor (14) rotatably connected with the rail (13) is mounted on the winch (12), and steel cables on the winch (12) are used for bolting and fixing the stones (81).

4. The energy-saving concrete waste recycling system according to claim 3, wherein: gears (221) are coaxially rotated on the shaft body at the upper end part of each group of rollers (22), and the two groups of gears (221) are meshed for rotation; the first motor (23) is arranged on one side of the box body (21), and a gear (221) which is in meshing transmission with the gear (221) on the group of rollers (22) is coaxially arranged on an output shaft of the first motor (23) in a rotating mode.

5. The energy-saving concrete waste recycling system according to claim 4, wherein: one end of the steel frame (11) far away from the box body (21) is integrally connected with two groups of vertical rods (111); two groups of diagonal rods (112) are connected between the steel frame (11) and the box body (21) in a counter-pulling manner.

6. The energy-saving concrete waste recycling system according to claim 5, wherein: a storage box (6) for loading reinforcing steel bars is placed on the ground (8) of the blanking end of the roller bed (3), and an opening is formed in the upper end face of the box body (21).

7. The energy-saving concrete waste recycling system according to claim 6, wherein: vertical plates (31) are fixed on the edges of two sides of the roller bed (3), and two groups of vertical plates (31) in the box body (21) are matched with the peripheral surface gaps (24) of the rollers (22).

8. The energy-saving concrete waste recycling system according to claim 7, wherein: soundproof cotton (7) is paved on the outer wall of the box body (21).