CN220532583U - Composite crushing device for recycling concrete waste blocks - Google Patents

Abstract

The utility model relates to the technical field of concrete recycling, in particular to a composite crushing device for recycling concrete waste blocks, which comprises a crushing box body, wherein a middle feeding hole is formed in the upper part of the crushing box body, a primary treatment mechanism is arranged on the crushing box body at the upper part of the middle feeding hole, a first crushing mechanism, a second crushing mechanism and a crushing mechanism are sequentially arranged in the crushing box body from top to bottom, a first recycling channel and a first guiding-out channel are respectively arranged on the crushing box body at the first crushing mechanism, a second recycling channel and a second guiding-out channel are respectively arranged on the crushing box body at the second crushing mechanism, a feeding mechanism is respectively arranged on the outer wall of the crushing box body between the first recycling channel and the first guiding-out channel and between the second recycling channel and the second guiding-out channel, a discharging hole is formed in the crushing box body at the crushing mechanism, the primary treatment mechanism is used for avoiding blocking materials and carrying out primary crushing, the treated concrete is more complete through three-stage crushing and has good use effect.

Description

Composite crushing device for recycling concrete waste blocks

Technical Field

The utility model relates to the technical field of concrete recovery, in particular to a composite crushing device for recovering concrete waste blocks.

Background

Concrete is a main raw material for building a building, and is also a main solid waste in the dismantling process, when concrete waste blocks are recovered, a crushing device is usually required to crush the concrete waste, the existing crushing device is usually blocked during blanking and is usually completed by adopting crushing rollers with a certain interval, and the crushed concrete is still blocky and cannot be directly used, so that the effect is poor, and therefore, how to overcome the technical problems and defects is the problem which are important to solve.

Disclosure of Invention

The utility model aims to overcome the defects described in the background art, thereby realizing the composite crushing device for recycling the concrete waste blocks, which has smooth discharging, complete crushing and good using effect.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a concrete waste block is retrieved and is used compound breaker, includes the broken box, middle part feed inlet has been seted up on the upper portion of broken box, be provided with preliminary treatment mechanism on the broken box on middle part feed inlet upper portion, first broken mechanism from last to having set gradually down in the broken box, second broken mechanism and grinding mechanism, be provided with first recovery passageway and first export passageway respectively on the broken box of first broken mechanism department, be provided with second recovery passageway and second on the broken box of second broken mechanism department respectively, be provided with feed mechanism respectively in first recovery passageway and first export between the passageway, broken box outer wall between second recovery passageway and the second export passageway is provided with first conveyer belt and second conveyer belt respectively in first recovery passageway and second recovery passageway department, the discharge gate has been seted up on the broken box of grinding mechanism department, discharge gate department is provided with the third conveyer belt.

Further, the preliminary treatment mechanism is including fixing the fixing base at broken box up end, be provided with the opening that corresponds with middle part feed inlet on the fixing base, the middle part of fixing base up end is fixed with annular unloading section of thick bamboo, articulates on the outlying fixing base of annular unloading section of thick bamboo has the pneumatic cylinder, the free end of pneumatic cylinder articulates there is broken unloading sword, and one side of broken unloading sword articulates on annular unloading section of thick bamboo, and the pneumatic cylinder is flexible according to certain law, and broken unloading sword is constantly carried out preliminary breakage to the material in the annular unloading section of thick bamboo to dial down the material constantly, avoid producing the jam at unloading in-process.

Further, first crushing mechanism includes the first crushing roller of swivelling joint on the crushing box, and the position setting of first crushing roller is in the lower part of first recovery passageway, first crushing roller arranges and sets up at crushing box inner wall, arranges on the first crushing roller and is provided with first crushing tooth, and one of them end connection of first crushing roller has the output shaft of first crushing motor to be provided with first sprocket on the output shaft, connect through first chain transmission between the adjacent first sprocket, install first filter screen on the crushing box of first crushing roller lower part, lower discharge end of first filter screen and first derivation passageway intercommunication, first crushing tooth is broken the useless piece of concrete, accords with the first filter screen of certain specification to the lower part through the useless piece of broken concrete, does not accord with the first recovery passageway of certain specification from first derivation passageway through feed mechanism arrival, carries out the first crushing roller and smashes once more.

Further, second crushing mechanism includes the second crushing roller of swivelling joint on the crushing box, and the position setting of second crushing roller is in the lower part of second recovery passageway, the arrangement of second crushing roller sets up at crushing box inner wall, arranges on the second crushing roller and is provided with the second crushing tooth, one of them end connection of second crushing roller has the output shaft of second crushing motor to be provided with the second sprocket on the output shaft, connect through the second chain transmission between the adjacent second sprocket, install the second filter screen on the crushing box of second crushing roller lower part, the lower discharge end of second filter screen communicates with the second derivation passageway, accords with the useless piece of concrete of certain specification and reachs the second crushing roller through first filter screen, the second crushing tooth carries out the secondary crushing to it, the useless piece of concrete who passes through crushing accords with the follow second filter screen of certain specification to the lower part, the useless piece of concrete of certain specification reachs the second recovery passageway through feed mechanism of following, carry out the crushing of second crushing roller again.

Further, the distance between the adjacent first crushing rollers is smaller than the distance between the adjacent second crushing rollers, and the efficiency is higher after step-by-step crushing.

Further, the grinding mechanism comprises grinding wheels which are rotationally arranged on the crushing box body, an inclined guide plate is arranged on the crushing box body at the lower part of the grinding wheels, the grinding wheels are closely arranged, one end part of the grinding wheels is connected with an output shaft of a grinding motor, a third chain wheel is arranged on the output shaft, adjacent third chain wheels are in transmission connection through a third chain, a discharge hole is formed in the lower part of the grinding wheels, the grinding wheels are broken through second breaking teeth and filtered by a second filter screen, the concrete waste blocks reaching the grinding wheels are smaller, the concrete waste blocks almost reach a broken state after being ground by the grinding wheels, and the grinding is complete and convenient to use.

Further, feed mechanism includes the transmission box, the transmission box rotates in vertical direction and is connected with the spiral transmission piece to be connected with the material loading motor at last end connection, transmission box bottom sets up to unclosed opening, and is fixed with the silo of going up on the broken box of transmission box lower part, and the transmission box upper portion that is close to broken box has offered first recovery discharge gate concrete waste block and can pass through the spiral transmission piece and upwards transmit along the transmission box.

Further, the first recycling channel corresponds to the first recycling discharging hole in position, the first guiding-out channel corresponds to the feeding groove in position, the concrete waste blocks which do not pass through the first filter screen reach the first recycling channel through the crushing box body, and the concrete waste blocks pass through the crushing teeth for crushing again.

Further, the second recycling channel corresponds to the first recycling discharging hole in position, the second guiding-out channel corresponds to the feeding groove in position, the concrete waste blocks which do not pass through the second filter screen reach the second recycling channel through the crushing box body, and the concrete waste blocks pass through the crushing teeth for crushing.

The composite crushing device for recycling the concrete waste blocks has the beneficial effects that:

1. the composite crushing device for recycling the concrete waste blocks is provided with the primary treatment mechanism, the arranged hydraulic cylinders stretch and retract according to a certain rule, the crushing blanking knife is used for continuously carrying out primary crushing on materials in the annular blanking cylinder and continuously poking the materials downwards, the blocking in the blanking process is avoided, the blanking is smooth, and meanwhile, the primary cutting of the concrete waste blocks can be carried out.

2. According to the composite crushing device for recycling the concrete waste blocks, the first crushing teeth crush the concrete waste blocks, the crushed concrete waste blocks reach the first recycling channel from the first filter screen to the lower part according to certain specifications, the concrete waste blocks which do not meet certain specifications reach the first recycling channel from the first guiding-out channel through the feeding mechanism, the first crushing roller crushes the concrete waste blocks again, the concrete waste blocks meeting certain specifications reach the second crushing roller through the first filter screen, the second crushing teeth crush the concrete waste blocks, the crushed concrete waste blocks meet the certain specifications from the second filter screen to the lower part, the crushed concrete waste blocks reach the second recycling channel from the second guiding-out channel through the feeding mechanism, and the second crushing roller crushes the concrete waste blocks again.

The composite crushing device for recycling the concrete waste blocks is characterized in that the concrete waste blocks reaching the crushing wheel are smaller through crushing of the second crushing teeth and filtering of the second filter screen, and the concrete waste blocks almost reach a broken state through crushing of the crushing wheel, so that the composite crushing device is complete in crushing and good in using effect.

Drawings

FIG. 1 is a schematic diagram showing a front view of a composite breaker for concrete waste block recovery according to the present utility model;

FIG. 2 is a right-side view of the internal structure of the composite crushing device for recycling concrete waste blocks of the present utility model;

FIG. 3 is a right side external structural schematic view of the composite breaker for concrete waste block recovery of the present utility model;

fig. 4 is a schematic left-view external structure of the composite breaker for concrete waste block recovery according to the present utility model.

In the figure: 1-a crushing box body, 11-a middle feeding hole, 12-a first recovery channel, 13-a first recovery channel, 14-a second recovery channel, 15-a second recovery channel, 16-a discharging hole and 17-a material guiding plate;

preliminary treatment mechanism: 21-a crushing blanking knife, 22-a hydraulic cylinder, 23-an annular blanking cylinder and 24-a fixed seat;

a first crushing mechanism: 31-a first crushing roller, 32-a first crushing motor, 33-a first sprocket, 34-first crushing teeth, 35-a first filter screen, 36-a first chain;

and a feeding mechanism: 41-feeding motors, 42-spiral conveying sheets, 43-conveying box bodies, 44-through holes, 45-feeding tanks and 46-first recycling discharge holes;

5-a first conveyor belt, 6-a second conveyor belt,

a second crushing mechanism: 71-a second crushing motor, 72-a second sprocket, 73-a second crushing roller, 74-second crushing teeth, 75-a second filter screen, 76-a second chain;

grinding mechanism: 81-grinding wheel, 82-grinding motor, 83-third sprocket, 84-inclined guide plate, 85-third chain;

9-mounting base, 10-third conveyer belt.

Detailed Description

The composite breaker for concrete waste block recycling according to the present utility model will be described in more detail with reference to the accompanying drawings by means of specific embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, the composite crushing device for recycling concrete waste blocks of the embodiment achieves the technical effects of smooth and complete discharging and crushing on the basis of good using effect, the structure of the embodiment comprises a crushing box body 1, the bottom of the crushing box body 1 is fixedly supported by a mounting base 9, a middle feeding port 11 is formed in the upper portion of the crushing box body 1, a fixing seat 24 of the end face of the crushing box body 1 at the upper portion of the middle feeding port 11 is arranged on the fixing seat 24, an opening corresponding to the middle feeding port 11 is formed in the middle of the upper end face of the fixing seat 24, an annular discharging barrel 23 is fixed in the middle of the upper end face of the fixing seat 24, a hydraulic cylinder 22 is hinged to the fixing seat 24 on the periphery of the annular discharging barrel 23, a crushing discharging cutter 21 is hinged to the free end of the hydraulic cylinder 22, one side of the crushing discharging cutter 21 is hinged to the annular discharging barrel 23, the hydraulic cylinder 22 stretches and contracts according to a certain rule, the crushing discharging cutter 21 continuously performs preliminary crushing on materials in the annular discharging barrel 23, and continuously stirs the materials downwards, so that blockage is avoided in the discharging process.

Referring to fig. 1-4, a first crushing mechanism, a second crushing mechanism and a crushing mechanism are sequentially arranged in the crushing box body 1 from top to bottom, the first crushing mechanism comprises a first crushing roller 31 rotatably connected to the crushing box body 1, the first crushing roller 31 is arranged at the lower part of the first recycling channel 12, the first crushing roller 31 is arranged on the inner wall of the crushing box body 1, first crushing teeth 34 are arranged on the first crushing roller 31, one end part of the first crushing roller 31 is connected with an output shaft of a first crushing motor 32, a first sprocket 33 is arranged on the output shaft, adjacent first sprockets 33 are in transmission connection through a first chain 36, a lower discharging end of the first filter 35 is communicated with the first recycling channel 13, crushed concrete blocks which do not meet certain specifications are crushed from the first filter 35 to the lower part, and do not meet certain specifications reach the first recycling channel 31 from the first crushing mechanism to the first recycling channel 31 again.

Referring to fig. 1, 2 and 4, the second crushing mechanism of the present embodiment includes a second crushing roller 73 rotatably connected to the crushing box 1, the second crushing roller 73 is disposed at the lower portion of the second recycling channel 14, the second crushing roller 73 is disposed on the inner wall of the crushing box 1 in a row, second crushing teeth 74 are disposed on the second crushing roller 73, one end of the second crushing roller 73 is connected to an output shaft of the second crushing motor 71, a second sprocket 72 is disposed on the output shaft, adjacent second sprockets 72 are in transmission connection through a second chain 76, a second filter screen 75 is mounted on the crushing box 1 at the lower portion of the second crushing roller 73, a lower discharge end of the second filter screen 75 is communicated with the second recycling channel 15, concrete waste blocks conforming to a certain specification reach the second crushing roller 73 through the first filter screen 35, the second crushing teeth 74 secondarily crush the crushed concrete waste blocks conforming to a certain specification from the second filter screen 75 to the lower portion, and the crushed concrete waste blocks not conforming to a certain specification reach the second recycling channel 73 from the second recycling channel 15 through the feeding mechanism to the second recycling channel 14.

Referring to fig. 1, 2 and 4, the crushing mechanism of the present embodiment includes a crushing wheel 81 rotatably arranged in a crushing box 1, an inclined guide plate 84 is provided on the crushing box 1 at the lower portion of the crushing wheel 81, the crushing wheel 81 is closely arranged, one end portion of which is connected with an output shaft of a crushing motor 82, and a third sprocket 83 is provided on the output shaft, adjacent third sprockets 83 are connected by a third chain 85 in a driving manner, a discharge port 16 is provided at the lower portion of the crushing wheel 81, the crushed concrete waste pieces reaching the crushing wheel 81 are small by passing through a second filter screen 75, the crushed concrete waste pieces can almost reach a crushed state by passing through the crushing wheel 81, the crushing is complete, the crushing mechanism is convenient to use, a discharge port 16 is provided on the crushing box 1 at the crushing mechanism, the material guided from the discharge port 16 is conveyed by the third conveyor 10.

The distance between the adjacent first crushing rollers 31 is smaller than the distance between the adjacent second crushing rollers 73 in the embodiment, the efficiency is higher through step-by-step crushing, and the side material guide plates 17 are arranged on the side edges of the crushing box body 1 at the upper parts of the first crushing rollers 31, the second crushing rollers 73 and the crushing wheels 81 to guide the concrete waste blocks to the middle position.

Referring to fig. 1, 3 and 4, in the present embodiment, a first recovery channel 12 and a first discharge channel 13 are respectively provided on a crushing box 1 at a first crushing mechanism, a second recovery channel 14 and a second discharge channel 15 are respectively provided on a crushing box 1 at a second crushing mechanism, a transport box 43 is respectively provided on the outer wall of the crushing box 1 between the first recovery channel 12 and the first discharge channel 13 and between the second recovery channel 14 and the second discharge channel 15, the transport box 43 is rotatably connected with a screw transport sheet 42 in the vertical direction and is connected with a feeding motor 41 at the upper end, an unsealed opening 44 is provided at the bottom of the transport box 43, and a feeding trough 45 is fixed on the crushing box 1 at the lower part of the transport box 43, the upper part of the conveying box body 43 close to the crushing box body 1 is provided with a first recovery discharging hole 46, concrete waste blocks can be conveyed upwards along the conveying box body 43 through a spiral conveying sheet 42, a first conveying belt 5 and a second conveying belt 6 are respectively arranged in the first recovery channel 12 and the second recovery channel 14, materials led out from one first recovery discharging hole 46 pass through the first conveying belt 5 and enter the upper part of a first crushing roller 31 of the crushing box body 1, materials led out from the other first recovery discharging hole 46 pass through the second conveying belt 6 and enter the upper part of a second crushing roller 73 of the crushing box body 1, the positions of the first recovery channel 12 and the first recovery discharging hole 46 correspond to each other, the positions of the first leading-out channel 13 and the feeding groove 45 correspond to each other, and the concrete waste blocks which are not passed through the first filter screen 35 reach the first recovery channel 12 through the crushing box body 1 and pass through the crushing teeth 34 again; the second recycling channel 14 corresponds to the first recycling outlet 46 in position, the second guiding channel 15 corresponds to the feeding groove 45 in position, and the concrete waste blocks which pass through the second filter screen 75 reach the second recycling channel 14 through the crushing box body 1 and pass through the crushing of the second crushing teeth 74 again.

The application principle and the application method of the embodiment are as follows: the method comprises the steps that concrete waste blocks are led in from an annular blanking cylinder 23, a hydraulic cylinder 22 stretches and contracts according to a certain rule, a crushing blanking knife 21 continuously performs primary crushing on materials in the annular blanking cylinder 23 and continuously dials the materials downwards, so that the concrete waste blocks enter a crushing box body 1 from a middle feeding hole 11, a first crushing motor 32, a second crushing motor 71, a crushing motor 82 and a feeding motor 41 are started at the moment, the concrete waste blocks reach a first crushing roller 31, the first crushing teeth 34 crush the concrete waste blocks, the crushed concrete waste blocks meet a certain specification from a first filter screen 35 to the lower part, and the crushed concrete waste blocks do not meet the certain specification from a first discharging channel 13 to a first recycling channel 12 through a feeding mechanism, and the first crushing roller 31 crushes again; the concrete waste blocks meeting certain specifications reach the second crushing roller 73 through the first filter screen 35, the second crushing teeth 74 crush the concrete waste blocks secondarily, the crushed concrete waste blocks meet certain specifications from the second filter screen 75 to the lower part, and the concrete waste blocks not meeting certain specifications reach the second recovery channel 14 from the second guide-out channel 15 through the feeding mechanism, and the second crushing roller 73 crushes the concrete waste blocks again; the concrete waste pieces that have been filtered by the second filter screen 75 and reached the grinding wheel 81 are smaller and crushed by the grinding wheel 81 more completely.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The use of the terms "a" or "an" and the like in the description and in the claims do not necessarily imply a limitation on the amount. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. "connected" or "connected" and the like are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

While the exemplary embodiments of the present utility model have been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that many changes and modifications can be made to the specific embodiments described above without departing from the spirit of the utility model, and that many combinations of technical features and structures can be made without departing from the scope of the utility model.

Claims (9)

1. The utility model provides a concrete waste block retrieves with compound breaker, includes broken box, its characterized in that: the crushing box comprises a crushing box body, a first conveying belt, a second conveying belt, a first discharging port, a second discharging port and a third conveying belt, wherein a middle feeding hole is formed in the upper portion of the crushing box body, a primary treatment mechanism is arranged on the crushing box body on the upper portion of the middle feeding hole, a first crushing mechanism, a second crushing mechanism and a crushing mechanism are sequentially arranged in the crushing box body from top to bottom, a first recycling channel and a first discharging channel are respectively arranged on the crushing box body at the first crushing mechanism, a second recycling channel and a second discharging channel are respectively arranged on the crushing box body at the second crushing mechanism, a feeding mechanism is respectively arranged on the outer wall of the crushing box body between the first recycling channel and the first discharging channel and between the second recycling channel and the second discharging channel, and the first conveying belt and the second conveying belt are respectively arranged at the first recycling channel and the second recycling channel, and the discharging port is respectively provided with the third conveying belt.

2. The composite breaker for recycling concrete waste blocks according to claim 1, wherein: the preliminary treatment mechanism comprises a fixed seat fixed on the upper end face of the crushing box body, an opening corresponding to the middle feeding hole is formed in the fixed seat, an annular blanking barrel is fixed in the middle of the upper end face of the fixed seat, a hydraulic cylinder is hinged to the fixed seat on the periphery of the annular blanking barrel, a crushing blanking cutter is hinged to the free end of the hydraulic cylinder, and one side of the crushing blanking cutter is hinged to the annular blanking barrel.

3. The composite breaker for recycling concrete waste blocks according to claim 1, wherein: the first crushing mechanism comprises a first crushing roller rotationally connected to the crushing box body, the position of the first crushing roller is arranged at the lower part of the first recovery channel, the first crushing roller is arranged on the inner wall of the crushing box body, first crushing teeth are arranged on the first crushing roller, one end part of the first crushing roller is connected with an output shaft of a first crushing motor, a first sprocket is arranged on the output shaft, adjacent first sprockets are connected through a first chain transmission, a first filter screen is arranged on the crushing box body at the lower part of the first crushing roller, and a lower discharge end of the first filter screen is communicated with a first guide-out channel.

4. A composite breaker for concrete waste block recycling according to claim 3, characterized in that: the second crushing mechanism comprises a second crushing roller which is rotationally connected to the crushing box body, the position of the second crushing roller is arranged at the lower part of the second recovery channel, the second crushing roller is arranged on the inner wall of the crushing box body, second crushing teeth are arranged on the second crushing roller, one end part of the second crushing roller is connected with an output shaft of a second crushing motor, a second chain wheel is arranged on the output shaft, adjacent second chain wheels are in transmission connection through a second chain, a second filter screen is arranged on the crushing box body at the lower part of the second crushing roller, and a lower discharge end of the second filter screen is communicated with a second guide-out channel.

5. The composite breaker for recycling concrete waste blocks according to claim 4, wherein: the distance between adjacent first crushing rollers is smaller than the distance between adjacent second crushing rollers.

6. The composite breaker for recycling concrete waste blocks according to claim 1, wherein: the grinding mechanism comprises grinding wheels which are rotationally arranged on a grinding box body, an inclined guide plate is arranged on the grinding box body at the lower part of the grinding wheels, the grinding wheels are closely arranged, one end part of the grinding wheels is connected with an output shaft of a grinding motor, a third chain wheel is arranged on the output shaft, adjacent third chain wheels are in transmission connection through a third chain, and a discharge hole is formed at the lower part of the grinding wheels.

7. The composite breaker for recycling concrete waste blocks according to claim 1, wherein: the feeding mechanism comprises a transmission box body, the transmission box body is rotationally connected with a spiral transmission sheet in the vertical direction, a feeding motor is connected to the upper end portion of the transmission box body, the bottom of the transmission box body is provided with an unsealed through hole, a feeding groove is fixed on a crushing box body at the lower portion of the transmission box body, and a first recycling discharge hole is formed in the upper portion of the transmission box body, which is close to the crushing box body.

8. The composite breaker for recycling concrete waste blocks according to claim 7, wherein: the first recycling channel corresponds to the first recycling discharging hole in position, and the first guiding-out channel corresponds to the feeding groove in position.

9. The composite breaker for recycling concrete waste blocks according to claim 7, wherein: the second recovery channel corresponds to the first recovery discharging hole in position, and the second guide-out channel corresponds to the feeding groove in position.