CN112090559A

CN112090559A - Construction waste is with smashing recovery unit

Info

Publication number: CN112090559A
Application number: CN202010872606.XA
Authority: CN
Inventors: 蔡先婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2020-12-18

Abstract

The invention discloses a crushing and recycling device for construction waste, which comprises a crushing box and a recycling box, wherein a plurality of crushing mechanisms are arranged in the crushing box from top to bottom, the crushing box is communicated with the recovery box, a conveying device is arranged in the recovery box, a water tank and a metal collecting box are arranged at the lower end of the conveying device, the invention realizes the separation of concrete and metal by arranging the recovery box, leading the construction waste crushed by a plurality of crushing mechanisms onto the conveying device and matching with the permanent magnet arranged in the middle of the conveying device, the metal on the conveyer belt is led into the metal collecting box through the scraping device arranged at the tail end of the conveyer device to realize the recycling of the metal, and meanwhile, through the high-pressure spray head arranged at the top of the collecting box, clear up the sieve mesh on the conveyer belt, prevent concrete jam sieve mesh, realize conveyor to smashing the last separation of back construction waste.

Description

Construction waste is with smashing recovery unit

Technical Field

The invention relates to the technical field of construction waste treatment equipment, in particular to a crushing and recycling device for construction waste.

Background

The construction waste is waste generated in the building new construction, reconstruction, extension and demolition processes, and mainly comprises reinforced concrete, cement mortar, masonry, bamboo, wood, steel and glass, ceramic, asphalt, plastic, gypsum and the like generated in decoration and finishing, which can be used as a main structure of a building; the largest quantity of the construction wastes is the construction wastes generated when the main structure of the building is dismantled, such as reinforced concrete blocks, block blocks, plain concrete blocks, mortar blocks and the like, and the construction wastes can be further crushed and screened to be used as recycled aggregates or recycled decorative bricks, but the construction wastes contain reinforcing steel bars, metal embedded parts and the like which are difficult to crush and have higher recycling value.

In conventional construction waste recycling, a crusher is mostly adopted to crush reinforced concrete blocks, and then metal materials in the reinforced concrete blocks are screened out manually, but the process not only consumes a large amount of manpower, but also has low screening efficiency.

Disclosure of Invention

The invention aims to provide a crushing and recycling device for construction waste, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a crushing and recycling device for construction waste comprises a crushing box and a recycling box, wherein the top and the bottom of the crushing box are respectively provided with a feed inlet and a discharge outlet, the crushing box is internally provided with a plurality of crushing mechanisms from top to bottom, the discharge outlet is communicated with the recycling box, the lower end of the discharge outlet in the recycling box is provided with a conveying device, the conveying device comprises a driving roller, a driven roller and a conveying belt, the conveying belt is supported between the driving roller and the driven roller, sieve holes are formed in the conveying belt, the driving roller and the driven roller are rotatably connected with the recycling box, the driving roller is provided with three driving teeth, the three driving teeth are distributed on the driving roller in an annular array manner, a supporting rod is arranged between the conveying belts in the recycling box, a permanent magnet is arranged on the supporting rod, the recycling box is arranged below the conveying device and the conveying end of the recycling box, which is arranged on, the right side of the top of the inner cavity of the recycling tank is provided with a high-pressure spray head, a water pump is arranged beside the water tank, one end of the water pump is communicated with a water outlet arranged on the side surface of the water tank, the other end of the water pump is communicated with the high-pressure spray head through a water pipe, the metal collecting box is provided with a scraping device, the scraping device comprises a scraping plate, a jacking rod, a supporting box and a limiting plate, the supporting box is fixedly arranged at the top of the metal collecting box, a sliding groove is arranged in the supporting box, the limiting plate is arranged in the sliding groove in a sliding manner, a first spring is arranged between the limiting plate and the supporting box, one end of the jacking rod penetrates into the support box and is fixedly connected with the limiting plate, the other end of the jacking rod is hinged with the bottom surface of the scraper, and a second spring is arranged between the jacking rod and the bottom surface of the scraper, the scraper is obliquely arranged at the conveying tail end of the conveying device, and an oblique opening of the scraper is communicated with the opening of the metal collecting box.

As a further scheme of the invention: the top both sides wall symmetry of smashing the case is fixed and is equipped with the axis of rotation, the articulated bin gate that is equipped with in the axis of rotation, be equipped with the telescopic link between bin gate bottom surface and the crushing case lateral wall, the cover has the third spring on the telescopic link.

As a further scheme of the invention: the included angle between the liquid outlet of the high-pressure spray head and the horizontal plane is 45 degrees.

As a further scheme of the invention: it is a plurality of rubbing crusher constructs all including the initiative crushing roller and the driven crushing roller that the symmetry was established, and is equipped with the guide funnel between two rubbing crusher constructs, the bottom of smashing the case is equipped with the stock guide that the slope set up, and the slope end and the discharge gate of stock guide are linked together.

As a further scheme of the invention: the distance between the driving crushing roller and the driven crushing roller is reduced from top to bottom in sequence.

As a further scheme of the invention: the bottom of guide funnel is equipped with the pivot, the pivot rotates with the guide funnel lateral wall to be connected, and the pivot surface is equipped with the helical blade who is used for the guide.

As a further scheme of the invention: the end face of one end, in contact with the conveying belt, of the scraper is an arc-shaped end face.

As a further scheme of the invention: the water tank is internally and horizontally provided with a filtering device, the filtering device comprises a filtering plate, and a filtering layer and an adsorption layer are sequentially arranged in the inner cavity of the filtering plate from top to bottom.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the recycling box is arranged, the crushed building garbage is guided onto the conveying belt through the discharge port after being crushed by the plurality of crushing mechanisms, the driving roller rotates, the conveying belt vibrates while conveying through the driving teeth arranged on the driving roller, the separation of concrete and metal is realized by matching with the permanent magnet arranged in the middle of the conveying belt, the metal on the conveying belt is guided into the metal collecting box through the scraping device arranged at the tail end of the conveying belt, the recycling of the metal is realized, meanwhile, the sieve pores on the conveying belt are cleaned through the high-pressure spray nozzle arranged at the top of the recycling box, the blockage of the sieve pores by the concrete is prevented, and the continuous separation of the crushed building garbage by the conveying device is realized.

2. According to the invention, by arranging the bin doors, when the construction waste is introduced, the bin doors on two sides are opened under the gravity action of the construction waste, so that the construction waste is introduced into the crushing box, and after the construction waste enters the crushing box, the bin doors are closed again under the action of the third spring, so that not only is the overflow of dust when the construction waste is crushed avoided, the comfort of the surrounding environment is ensured, but also the damage to surrounding constructors caused by the splashing of fine particles of the construction waste in the crushing process is avoided, and the safety of constructors is ensured.

Drawings

Fig. 1 is a schematic view of the overall structure of a construction waste crushing and recycling device.

Fig. 2 is a schematic structural diagram of a conveying device in the construction waste smashing and recycling device.

Fig. 3 is a schematic structural diagram of a scraping device in the construction waste smashing and recycling device.

Fig. 4 is a sectional view of a filtering apparatus of a pulverizing and recovering apparatus for construction waste.

Fig. 5 is a schematic structural view of a driving roll in the construction waste crushing and recycling device.

In the figure: 1-crushing box, 2-recovery box, 3-feeding port, 4-discharging port, 5-crushing mechanism, 6-conveying device, 7-driving roller, 8-driven roller, 9-conveying belt, 10-driving tooth, 11-supporting rod, 12-permanent magnet, 13-water tank, 14-metal collecting box, 15-high-pressure spray head, 16-water pump, 17-scraping device, 18-scraping plate, 19-jacking rod, 20-supporting box, 21-limiting plate, 22-chute, 23-first spring, 24-second spring, 25-rotating shaft, 26-bin door, 27-telescopic rod, 28-third spring, 29-driving crushing roller, 30-driven crushing roller, 31-material guide hopper, 30-material guide hopper, 32-guide plate, 33-rotating shaft, 34-helical blade, 35-filtering device, 36-filtering layer and 37-adsorption layer.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1

Referring to fig. 1-5, a crushing and recycling device for construction waste comprises a crushing box 1 and a recycling box 2, wherein the top and the bottom of the crushing box 1 are respectively provided with a feed inlet 3 and a discharge outlet 4, the crushing box 1 is internally provided with a plurality of crushing mechanisms 5 from top to bottom, the discharge outlet 4 is communicated with the recycling box 2, the recycling box 2 is internally provided with a conveying device 6 at the lower end of the discharge outlet 4, the conveying device 6 comprises a driving roller 7, a driven roller 8 and a conveying belt 9, the conveying belt 9 is supported between the driving roller 7 and the driven roller 8, the conveying belt 9 is provided with a sieve pore, the driving roller 7 and the driven roller 8 are rotatably connected with the recycling box 2, the driving roller 7 is provided with three driving teeth 10, the three driving teeth 10 are distributed on the driving roller 7 in an annular array, the recycling box 2 is internally provided with a support rod 11 between the conveying belts 9, the supporting rod 11 is provided with a permanent magnet 12, the recovery box 2 is provided with a water tank 13 below the conveying device 6, the recovery box 2 is provided with a metal collecting box 14 at the conveying end of the conveying device 6, the right side of the top of the inner cavity of the recovery box 2 is provided with a high-pressure spray nozzle 15, a water pump 16 is arranged beside the water tank 13, one end of the water pump 16 is communicated with a water outlet arranged on the side surface of the water tank 13, the other end of the water pump 16 is communicated with the high-pressure spray nozzle 15 through a water pipe, the metal collecting box 14 is provided with a scraping device 17, construction waste is led in from the feed inlet 3 of the crushing box 1 and is led in the conveying belt 9 through the discharge ports 4 after being crushed by the plurality of crushing mechanisms 5, the driving roller 7 rotates, the conveying belt 9 vibrates while being conveyed through the driving teeth 10 arranged on the driving roller 7, through scraping of 9 terminal settings of conveyer belt and getting device 17, with the leading-in metal collecting box 14 of metal on the conveyer belt 9 in, realize the recycle to the metal, through the high pressure nozzle 15 that the 2 tops of collection box set up simultaneously, clear up the sieve mesh on the conveyer belt 9, prevent concrete jam sieve mesh, realize conveyor 6 to smashing the continuation of back construction waste and separate.

Wherein, the scraping device 17 comprises a scraping plate 18, a jacking rod 19, a supporting box 20 and a limiting plate 21, the supporting box 20 is fixedly arranged at the top of the metal collecting box 14, a chute 22 is arranged in the supporting box 20, the limiting plate 21 is slidably arranged in the chute 22, a first spring 23 is arranged between the limiting plate 21 and the supporting box 20, one end of the jacking rod 19 penetrates into the supporting box 20 and is fixedly connected with the limiting plate 21, the other end of the jacking rod 19 is hinged with the bottom surface of the scraping plate 18, a second spring 24 is arranged between the jacking rod 19 and the bottom surface of the scraping plate 18, the scraping plate 18 is obliquely arranged at the conveying end of the conveying device 6, an oblique port of the scraping plate 18 is communicated with an opening of the metal collecting box 14, the scraping plate 18 is in close contact with the conveying belt 9 by arranging the first spring 23, the scraping effect is improved, and the scraping plate 18 is enabled to fluctuate up and down when scraping by arranging the second, further improving the scraping effect.

The included angle between the liquid outlet of the high-pressure nozzle 15 and the horizontal plane is 45 degrees, so that the clean water flows leftwards as much as possible, and the clean water is prevented from being guided into the metal collecting box 14.

Wherein, it is a plurality of rubbing crusher constructs 5 and all includes initiative crushing roller 29 and the driven crushing roller 30 that the symmetry was established, and is equipped with guide funnel 31 between two rubbing crusher constructs 5, the bottom of smashing case 1 is equipped with the stock guide 32 that the slope set up, and the slope end and the discharge gate 4 of stock guide 32 are linked together, initiatively smash to roll and follow distance between the crushing roller 30 from last to reducing down in proper order, through setting up a plurality of rubbing crusher constructs 5, guaranteed kibbling effect, improved the separation effect of metal and concrete.

The bottom of the material guide funnel 31 is provided with a rotating shaft 33, the rotating shaft 33 is rotatably connected with the side wall of the material guide funnel 31, the surface of the rotating shaft 33 is provided with a helical blade 34 for guiding materials, and the pulverized construction waste is smoothly guided into the next pulverizing mechanism 5 by the rotating shaft 33, so that the material guide funnel 31 is effectively prevented from being blocked by the construction waste.

The end face of one end of the scraper 18, which is in contact with the conveyer belt 9, is an arc-shaped end face, so that metal on the conveyer belt 9 can be conveniently scraped.

Wherein, the inside level of water tank 13 is provided with filter equipment 35, filter equipment 35 includes the filter, the filter inner chamber is from last to being equipped with filter layer 36 and adsorbed layer 37 down in proper order, washs the aquatic of conveyer belt 9 and thoughtlessly has tiny particle, filters the absorption to tiny particle through filter equipment 35, avoids the water pipe to be blockked up to guaranteed the continuous cyclic utilization of water, practiced thrift the water resource.

Example 2

The embodiment is improved on the basis of embodiment 1, and specifically comprises the following steps:

the top both sides wall symmetry of smashing case 1 is fixed and is equipped with axis of rotation 25, the articulated door 26 that is equipped with in axis of rotation 25, be equipped with telescopic link 27 between door 26 bottom surface and the crushing case 1 lateral wall, the cover has third spring 28 on the telescopic link 27, through setting up door 26, when leading-in building rubbish, under the action of gravity of building rubbish, make both sides door 26 open to make building rubbish leading-in smash the case 1 in, after building rubbish gets into smashes case 1, under the effort of third spring 28, make door 26 reclose, not only avoided spilling over of dust when building rubbish is smashed, guaranteed the travelling comfort of surrounding environment, avoided building rubbish to cause the damage to constructor around splashing out in crushing process tiny granule moreover, guaranteed constructor's safety.

The working principle of the invention is as follows: the construction waste is led in from the feed inlet 3 of the crushing box 1, under the gravity action of the construction waste, the bin doors 26 at two sides are opened, so that the construction waste is led into the crushing box 1, after the construction waste enters the crushing box 1, the bin doors 26 are closed again under the action of the third spring 28, the crushing effect is ensured through a plurality of crushing mechanisms 5, the separation effect of metal and concrete is improved, the crushed and refined construction waste is led into the conveying belt 9 in the recovery box 2 through the discharge port 4, the conveying belt 9 vibrates while conveying through the driving teeth 10 arranged on the driving roller 7, the separation of the concrete and the metal is realized by matching with the permanent magnet 12 arranged in the middle of the conveying belt 9, the metal on the conveying belt 9 is led into the metal collecting box 14 through the scraping device 17 arranged at the tail end of the conveying belt 9, and the recycling of the metal is realized, simultaneously through the high pressure nozzle 15 that 2 tops of collection box set up, clear up the sieve mesh on the conveyer belt 9, prevent concrete jam sieve mesh, realize conveyor 6 to smashing the continuous separation of back construction waste, filter the absorption to the tiny granule of aquatic through the filter equipment 35 that sets up in the water tank 13, avoid the water pipe to be blockked up to guarantee the continuous cyclic utilization of water, practiced thrift the water resource.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a building rubbish is with smashing recovery unit, includes crushing case (1) and collection box (2), its characterized in that, feed inlet (3) and discharge gate (4) have been seted up respectively to the top and the bottom of crushing case (1), are equipped with a plurality of rubbing crusher structure (5) under to from last in crushing case (1), discharge gate (4) are linked together with collection box (2), and lie in discharge gate (4) lower extreme in collection box (2) and be equipped with conveyor (6), conveyor (6) include drive roll (7), driven voller (8) and conveyer belt (9), conveyer belt (9) support is between drive roll (7) and driven voller (8), and has seted up the sieve mesh on conveyer belt (9), drive roll (7) and driven voller (8) all are connected with collection box (2) rotation, and are equipped with three drive tooth (10) on drive roll (7), the three driving teeth (10) are distributed on the driving roller (7) in an annular array, a supporting rod (11) is arranged between the conveying belts (9) in the recovery box (2), a permanent magnet (12) is arranged on the supporting rod (11), a water tank (13) is arranged below the conveying device (6) of the recovery box (2), a metal collecting box (14) is arranged at the conveying tail end of the recovery box (2) positioned on the conveying device (6), a high-pressure spray head (15) is arranged on the right side of the top of an inner cavity of the recovery box (2), a water pump (16) is arranged beside the water tank (13), one end of the water pump (16) is communicated with a water outlet formed in the side face of the water tank (13), the other end of the water pump (16) is communicated with the high-pressure spray head (15) through a water pipe, and a scraping device (;

the scraping device (17) comprises a scraping plate (18), a jacking rod (19), a supporting box (20) and a limiting plate (21), the supporting box (20) is fixedly arranged at the top of the metal collecting box (14), a sliding groove (22) is arranged in the supporting box (20), the limiting plate (21) is arranged in the sliding groove (22) in a sliding way, a first spring (23) is arranged between the limiting plate (21) and the supporting box (20), one end of the jacking rod (19) penetrates into the supporting box (20) and is fixedly connected with the limiting plate (21), the other end of the jacking rod (19) is hinged with the bottom surface of the scraping plate (18), and a second spring (24) is arranged between the jacking rod (19) and the bottom surface of the scraper (18), the scraper (18) is obliquely arranged at the conveying tail end of the conveying device (6), and the inclined port of the scraper (18) is communicated with the opening of the metal collecting box (14).

2. The crushing recovery device for the construction waste as claimed in claim 1, wherein two side walls of the top of the crushing box (1) are symmetrically and fixedly provided with rotating shafts (25), the rotating shafts (25) are hinged with bin gates (26), telescopic rods (27) are arranged between the bottom surfaces of the bin gates (26) and the side walls of the crushing box (1), and the telescopic rods (27) are sleeved with third springs (28).

3. The crushing and recycling device for construction waste as claimed in claim 1, wherein the liquid outlet of the high pressure nozzle (15) forms an angle of 45 ° with the horizontal plane.

4. The crushing and recycling device for the construction waste as claimed in claim 1, wherein the plurality of crushing mechanisms (5) each comprise a driving crushing roller (29) and a driven crushing roller (30) which are symmetrically arranged, a material guiding funnel (31) is arranged between the two crushing mechanisms (5), a material guiding plate (32) which is obliquely arranged is arranged at the bottom of the crushing box (1), and the oblique end of the material guiding plate (32) is communicated with the material outlet (4).

5. The construction waste crushing and recycling device according to claim 4, wherein the distance between the driving crushing roller and the driven crushing roller (30) decreases from top to bottom.

6. The crushing and recycling device for the construction waste as claimed in claim 4, wherein a rotating shaft (33) is provided at the bottom of the material guiding funnel (31), the rotating shaft (33) is rotatably connected with the side wall of the material guiding funnel (31), and a helical blade (34) for guiding the material is provided on the surface of the rotating shaft (33).

7. The construction waste crushing and recycling device as claimed in claim 1, wherein the end face of the scraper (18) contacting the conveyor belt (9) is an arc-shaped end face.

8. The construction waste crushing and recycling device as claimed in claim 1, wherein the water tank (13) is horizontally provided with a filtering device (35), the filtering device (35) comprises a filtering plate, and the filtering plate is provided with a filtering layer (36) and an adsorption layer (37) in the inner cavity from top to bottom.