Construction waste recycling treatment system
Technical Field
The invention relates to the technical field of recycling of construction wastes, in particular to a recycling treatment system for construction wastes.
Background
Along with the rapid development of city construction, the accompanying amount of building wastes is increasing, and the random stacking and landfill of the building wastes can cause considerable pollution to land and water resources, so the building wastes need to be recycled; the building waste can be made into coarse and fine aggregates, and can be used for producing concrete and mortar with corresponding strength grade or preparing building material products such as building blocks and the like.
When building aggregate is processed by building waste, large waste needs to be crushed, then the building waste is crushed into aggregate with proper size by a crusher, then the crushed building aggregate is separated by metal objects such as reinforcing steel bars, iron wires and the like in a screening mode, and the separated building aggregate is stacked, wherein the problems existing in the operation of conveying the building aggregate and separating the metal objects are as follows:
1. the separation degree and the separation efficiency of metal objects such as reinforcing steel bars, iron wires and the like in the building aggregate are low by adopting a screening mode, the metal objects in the building aggregate can block the screen, the conveying of the building aggregate is influenced, and the separated metal objects are difficult to clean;
2. the building aggregate cannot be cleaned of light impurities when being conveyed, so that the purity of the building aggregate is low, and the using effect of the building aggregate is poor.
Disclosure of Invention
In order to solve the problems, the invention provides a construction waste recycling and reusing treatment system which comprises a guide chute, a sliding chute, magnet blocks, an extrusion mechanism, a support frame, a cleaning frame and a shaking mechanism, wherein the guide chute is of a U-shaped structure, the front end and the rear end of the right side surface of the guide chute are respectively provided with a T-shaped groove, the sliding chute is positioned at the right side of the guide chute and is of a U-shaped structure, cleaning holes are uniformly formed in the middle of the sliding chute, a T-shaped sliding block in sliding fit with the T-shaped grooves is arranged on the left side surface of the sliding chute, a square groove is respectively formed in the front side wall and the rear side wall of the guide chute, each magnet block is arranged in each square groove of the guide chute, the extrusion mechanism is arranged on the middle of the guide chute, the support frame is of an L-shaped structure, the left end of the support frame is arranged on the bottom of the right end of the guide chute, the cleaning frame is arranged on the right end, the invention can guide and convey the crushed building aggregate, the building aggregate can fall into the guide chute from the discharge hole of the jaw crusher, the extrusion mechanism can control the building aggregate to slide downwards along the side wall of the guide chute, so that the iron metal impurities in the building aggregate can be adsorbed by the magnet blocks, and the metal impurities can generate certain deformation after being crushed by the jaw crusher, thereby adsorbed metal debris can cause the influence to building aggregate's conveying when arriving a quantitative on the magnet piece, and extrusion mechanism can also flatten the metal debris and handle, and building aggregate can drop on the landing groove through the conveying of baffle box, and clearance frame and shake mechanism cooperate and to blow off the light debris in the building aggregate, and building aggregate that debris were clear away can drop and place in the collection frame of landing groove downside.
The extrusion mechanism comprises two guide plates, a rotating pin, extrusion supports, hydraulic cylinders, extrusion plates and a return spring, the inner ends of the two guide plates are arranged on the middle part of the guide chute through the rotating pin, the outer ends of the guide plates are obliquely arranged, the extrusion supports are positioned on the right sides of the guide plates, the extrusion supports are arranged on the guide chute, the middle part of each extrusion support is of a hollow structure, the hydraulic cylinders are arranged in the middle parts of the extrusion supports, each hydraulic cylinder is a double-rod hydraulic cylinder, and the front end and the rear end of each hydraulic cylinder are respectively provided with one extrusion plate;
the position of stripper plate is corresponding with the position of magnet piece, both sides all are connected with a reset spring's inner around the left end of extrusion support, reset spring's outer end is installed on the middle part medial surface of deflector, concrete during operation, extrusion mechanism can lead the conveying to the building aggregate, and flatten the absorbent iron debris of magnet piece, when adsorbing a certain amount of metal debris on the magnet piece, the control pneumatic cylinder carries out the extension motion, the stripper plate can promote the deflector and rotate, the outer end of deflector can support on the inner wall of baffle box, building aggregate can not fall when making the stripper plate extrude metal debris, prevent that the building aggregate from hindering the extrusion action of stripper plate to metal debris.
The cleaning frame is of a hollow frame structure with a wide upper part and a narrow lower part, a blower is arranged in the cleaning frame and can generate airflow perpendicular to the sliding groove for the sliding groove, so that light impurities in the building aggregate can be blown off by the blower when the building aggregate slides down from the right lower side of the sliding groove.
The shaking mechanism comprises a shaking frame, an extension spring, a shaking plate, a rotating motor, a cam and a rotating shaft, the lower end of the shaking frame is arranged on the outer side surface of the right end of the supporting frame, the shaking plate is distributed above the shaking frame and arranged on the outer side surface of the upper end of the sliding groove, the extension spring is arranged between the bottom of the shaking plate and the top of the shaking frame, and the rotating motor is arranged on the top of the front end of the shaking frame through a motor sleeve;
the output shaft that rotates the motor passes through the shaft coupling and is connected with the front end of axis of rotation, and the rear end of axis of rotation passes through the bearing and installs on the rear end top of shaking the frame, and the cam is installed on the middle part of axis of rotation, and concrete during operation, shake mechanism can drive the shake that the landing groove carries out the circulation to increase the smooth and easy degree that the building aggregate removed, the shake in landing groove can increase the building aggregate simultaneously and carry out the comprehensive of light debris blowdown.
As a preferable technical scheme of the invention, the height of the upper end surface of the bottom of the guide chute is higher than that of the upper end surface of the bottom of the sliding chute, and the arrangement can prevent the building aggregate in the guide chute from moving onto the sliding chute when the sliding chute shakes.
According to a preferable technical scheme, the left side and the right side of the outer end of the magnet block are respectively provided with the locking plate, the position, corresponding to each locking plate, on the outer side surface of the guide chute is provided with the threaded hole, the middle of each locking plate is inserted with the locking bolt in a penetrating mode, the locking bolt is locked in the threaded hole formed in the guide chute, and the magnet block can be detachably mounted on the guide chute so that iron impurities on the magnet block can be conveniently and timely recovered manually.
According to a preferred technical scheme of the invention, the inner side surface of the magnet block is provided with a groove with a U-shaped structure, the upper end and the lower end of the outer side surface of the extrusion plate are respectively provided with a telescopic block with a trapezoidal structure, the telescopic blocks are elastic telescopic structures, when the U-shaped structure of the magnet block is contacted with the telescopic blocks on the extrusion plate, metal impurities can be moved to the middle part of the magnet block, the stacking space of the impurities on the magnet block is reduced, and meanwhile, the iron impurities stacked in the magnet block can reduce the influence on the building aggregate transmission.
As a preferred technical scheme of the invention, the left end side surface of the guide plate is of a planar structure, the outer side of the right end of the guide plate is provided with a convex block, the outer side surface of the left end of the extrusion plate is provided with an inclined chamfer, the inner side surface of the left end of the extrusion plate is provided with a clamping plate, the planar structure of the guide plate can smoothly convey the building aggregate so that the building aggregate can slide down from the side wall of the guide chute, the convex block on the guide plate is matched with the inclined chamfer on the extrusion plate, so that the guide plate can smoothly rotate when the guide plate is contacted with the extrusion plate, when the clamping plate on the extrusion plate is contacted with the convex block, the outer end of the guide plate is attached to the inner wall of the guide chute, the extrusion plate can extrude metal sundries when continuing to move outwards, the clamping plate can always contact with the convex block at the moment, and the guide plate is prevented from rebounding under the action of a return spring, the extrusion plate can not return.
As a preferred technical scheme of the invention, the upper end and the lower end of the cleaning hole on the sliding groove are both provided with reaming structures, the upper side surface of the middle part of the sliding groove can be paved with a fine mesh isolating net, the reaming structures of the cleaning hole on the sliding groove can increase the blowing effect of the building aggregate on light impurities, and the isolating net can prevent the building aggregate from being blocked in the cleaning hole of the reaming structure.
As a preferred technical scheme of the invention, the lower end of the right side surface of the sliding groove is provided with a guide sliding plate which is obliquely arranged, the guide sliding plate is obliquely arranged relative to the sliding groove, the guide sliding plate can prevent building aggregate from being shaken out of the sliding groove when the sliding groove shakes, so that the building aggregate cannot slide into the collecting frame, and the building aggregate can slide downwards along the right side of the guide sliding plate under the shaking action of the sliding groove.
The invention has the beneficial effects that:
the invention can remove the metal impurities in the construction waste crushed into the aggregate in an adsorption mode, and extrude and flatten the adsorbed metal impurities so that the construction aggregate can smoothly slide downwards;
the extrusion mechanism can play a role in guiding the building aggregate during conveying, so that the building aggregate slides downwards along the side wall of the guide chute, iron metal impurities in the building aggregate can be adsorbed by the magnet block, and the extrusion plate can drive the guide plate to block a conveying channel of the guide chute when extruding the metal impurities, so that the influence of the building aggregate on the extrusion action of the extrusion plate is prevented;
the magnet block can be detachably arranged on the material guide groove, so that iron impurities on the magnet block can be conveniently and timely recovered manually;
the shaking mechanism can drive the sliding groove to shake circularly so as to increase the smoothness of movement of the building aggregate, and meanwhile, the shaking of the sliding groove can increase the comprehensiveness of blowing off light impurities from the building aggregate.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a first configuration of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a schematic view of a third structure of the present invention
FIG. 4 is a cross-sectional view of the material guide chute, the slide-down chute and the magnet block of the present invention;
FIG. 5 is a cross-sectional view of the invention between the chute, the support frame and the cleaning frame;
fig. 6 is a sectional view between the guide chute and the magnet block according to the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, a construction waste recycling treatment system comprises a material guiding chute 1, a sliding chute 2, a magnet block 3, an extrusion mechanism 4, a support frame 5, a cleaning frame 6 and a shaking mechanism 7, wherein the material guiding chute 1 is of a U-shaped structure, the front and rear ends of the right side surface of the material guiding chute 1 are respectively provided with a T-shaped groove, the sliding chute 2 is positioned at the right side of the material guiding chute 1, the sliding chute 2 is of a U-shaped structure, the middle part of the sliding chute 2 is uniformly provided with a cleaning hole, the left side surface of the sliding chute 2 is provided with a T-shaped sliding block which is in sliding fit with the T-shaped groove, the front and rear side walls of the material guiding chute 1 are respectively provided with a square groove, each square groove of the material guiding chute 1 is internally provided with a magnet block 3, the extrusion mechanism 4 is arranged at the middle part of the material guiding chute 1, the support frame 5 is of an L-shaped structure, the left end of the support frame 5 is arranged, the cleaning frame 6 is positioned below the sliding chute 2, the front end and the rear end of the support frame 5 are respectively provided with the shaking mechanism 7, the invention can guide and convey crushed building aggregate, the building aggregate can fall into the guide chute 1 from a discharge hole of the jaw crusher, the extrusion mechanism 4 can control the building aggregate to slide downwards along the side wall of the guide chute 1, so that iron metal impurities in the building aggregate can be adsorbed by the magnet block 3, and the metal impurities can generate certain deformation after being crushed by the jaw crusher, therefore, the metal impurities adsorbed on the magnet block 3 can influence the conveying of the building aggregate when reaching a certain amount, the extrusion mechanism 4 can flatten the metal impurities, the building aggregate can fall onto the sliding chute 2 after being conveyed by the guide chute 1, and the cleaning frame 6 and the shaking mechanisms 7 are matched to blow off the light impurities in the building aggregate, the building aggregate cleaned of impurities can fall into the collecting frame arranged on the lower side of the sliding groove 2.
The height of the upper end face of the bottom of the guide chute 1 is higher than that of the upper end face of the bottom of the sliding chute 2, and the building aggregate in the guide chute 1 cannot move to the sliding chute 2 when the sliding chute 2 shakes.
The cleaning frame 6 is a hollow frame structure with a wide upper part and a narrow lower part, the blower 61 is arranged in the cleaning frame 6, the blower 61 can generate airflow perpendicular to the sliding groove 2 for the sliding groove 2, and therefore the blower 61 can blow off light impurities in the building aggregate when the building aggregate slides down from the sliding groove 2 to the lower right.
The extrusion mechanism 4 comprises two guide plates 41, rotating pins 42, extrusion supports 43, hydraulic cylinders 44, extrusion plates 45 and return springs 46, the number of the guide plates 41 is two, the inner ends of the two guide plates 41 are installed on the middle part of the material guide chute 1 through the rotating pins 42, the outer ends of the guide plates 41 are obliquely arranged, the extrusion supports 43 are located on the right sides of the guide plates 41, the extrusion supports 43 are installed on the material guide chute 1, the middle part of the extrusion supports 43 is of a hollow structure, the hydraulic cylinders 44 are installed in the middle part of the extrusion supports 43, the hydraulic cylinders 44 are double-rod hydraulic cylinders, and the front end and the rear end of each hydraulic cylinder 44 are respectively provided with one extrusion plate 45;
the position of the extrusion plate 45 corresponds to the position of the magnet block 3, the front side and the rear side of the left end of the extrusion support 43 are connected with the inner end of a return spring 46, the outer end of the return spring 46 is installed on the inner side surface of the middle of the guide plate 41, in specific work, the extrusion mechanism 4 can guide and convey building aggregate, iron sundries adsorbed by the magnet block 3 are flattened, when a certain amount of metal sundries are adsorbed on the magnet block 3, the control hydraulic cylinder 44 is controlled to perform stretching movement, the extrusion plate 45 can push the guide plate 41 to rotate, the outer end of the guide plate 41 can be abutted against the inner wall of the guide chute 1, the building aggregate cannot fall down when the extrusion plate 45 extrudes the metal sundries, and the building aggregate is prevented from blocking the extrusion action of the extrusion plate 45 on the metal sundries.
The magnet piece 3 the medial surface on be provided with the recess 32 of U type structure, both ends all are provided with trapezoidal structure's flexible piece 451 about the lateral surface of stripper plate 45, flexible piece 451 is elastic telescopic structure, can make metal debris remove the middle part of magnet piece 3 when the U type structure of magnet piece 3 and the flexible piece 451 contact on the stripper plate 45, reduce and carry out the space of stacking of debris on magnet piece 3, pile up the iron debris in magnet piece 3 simultaneously and can reduce the influence when conveying building aggregate.
The left end side surface of the guide plate 41 is of a plane structure, the outer side of the right end of the guide plate 41 is provided with a convex block 47, the outer side surface of the left end of the extrusion plate 45 is provided with an inclined chamfer, the inner side surface of the left end of the extrusion plate 45 is provided with a clamping plate 452, the plane structure of the guide plate 41 can smoothly convey building aggregate so that the building aggregate can slide down from the side wall of the guide chute 1, the convex block 47 on the guide plate 41 is matched with the inclined chamfer on the extrusion plate 45, so that the guide plate 41 can smoothly rotate when the guide plate 41 is contacted with the extrusion plate 45, when the clamping plate 452 on the extrusion plate 45 is contacted with the convex block 47, the outer end of the guide plate 41 is attached to the inner wall of the guide chute 1, when the extrusion plate 45 continues to move outwards, the clamping plate 452 can be always contacted with the convex block 47, and the guide plate 41 is prevented from rebounding under the action of the return spring 46, resulting in a problem that the pressing plate 45 cannot be returned.
The orientation of the shaking mechanism 7 in this embodiment is described with reference to the orientation of the shaking mechanism 7 on the front side of the support frame 5, where the shaking mechanism 7 includes a shaking frame 71, an extension spring 72, a shaking plate 73, a rotating motor 74, a cam 75 and a rotating shaft 76, the lower end of the shaking frame 71 is mounted on the outer side surface of the right end of the support frame 5, the shaking plate 73 is distributed above the shaking frame 71, the shaking plate 73 is mounted on the outer side surface of the upper end of the sliding slot 2, the extension spring 72 is mounted between the bottom of the shaking plate 73 and the top of the shaking frame 71, and the rotating motor 74 is mounted on the top of the front end of the shaking frame 71 through a motor sleeve;
the output shaft of the rotating motor 74 is connected with the front end of the rotating shaft 76 through a coupler, the rear end of the rotating shaft 76 is mounted on the top of the rear end of the shaking frame 71 through a bearing, the cam 75 is mounted on the middle of the rotating shaft 76, and during specific work, the shaking mechanism 7 can drive the sliding groove 2 to shake circularly so as to increase the smooth degree of movement of building aggregate, and meanwhile, the shaking of the sliding groove 2 can increase the comprehensiveness of blowing light sundries from the building aggregate.
Magnet piece 3's the outer end left and right sides all be provided with a lockplate 31, the position department that corresponds every lockplate 31 on the lateral surface of baffle box 1 all is provided with a screw hole, lockplate 31's middle part has all alternate a locking bolt, the locking bolt locking is in the screw hole that baffle box 1 set up, magnet piece 3 can be installed on baffle box 1 through the detachable mode to the iron debris on magnet piece 3 are in time retrieved in the manual work.
The upper and lower both ends in clearance hole on the landing groove 2 be reaming structure, the separation net of thin mesh hole can be laid to the side on the middle part of landing groove 2, the reaming structure in clearance hole on the landing groove 2 can increase the building aggregate and carry out the blowdown effect of light debris, the separation net can prevent that building aggregate card is downthehole in the clearance of reaming structure.
The right flank lower extreme of landing groove 2 on be provided with the direction slide 21 that the slope was arranged, direction slide 21 inclines to landing groove 2 and arranges, direction slide 21 shakes out building aggregate from landing groove 2 when can preventing landing groove 2 from shaking for building aggregate can't the landing to collect in the frame, building aggregate can follow the downward landing in right side of direction slide 21 under the shake effect of landing groove 2.
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. Any reference sign in a claim should not be construed as limiting the claim concerned.
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.