CN213887049U - Waste concrete disintegrating slag screening system - Google Patents

Abstract

The utility model discloses an old and useless concrete disintegrating slag divides sieve system, including the screening box, be equipped with the screen cloth in the screening box, screen cloth bottom both sides are articulated respectively and are equipped with first telescoping device and second telescoping device, first telescoping device and second telescoping device are all articulated to be located and move the framework top, it is connected with the inside wall of screening box through compression spring to move framework one side, and another side of moving framework is contacted with the eccentric wheel, and the eccentric wheel is installed on the rotating electrical machines output shaft, and screening box discharge gate below is equipped with first conveyor, and screening box one side export is equipped with second conveyor, and another side wall of screening box has seted up a plurality of dust absorption holes, the dust absorption hole is communicated with the dust absorption device input; the utility model discloses a dust extraction can effectively reduce the dust that divides the sieve in-process to produce, can improve unloading efficiency greatly through the screen cloth that can incline automatically, has also reduced artifical intensity of labour.

Description

Waste concrete disintegrating slag screening system

Technical Field

The utility model relates to an old and useless concrete recycling technical field specifically indicates an old and useless concrete disintegrating slag divides sieve system.

Background

The waste concrete blocks are not only high-quality concrete aggregates, but also have many advantages by using the waste concrete blocks as the aggregates, for example, after a building is disassembled, the high-quality crushed and sieved concrete blocks and silt can be used as the regenerative coarse and fine aggregates of the concrete, a large amount of micro powder can be directly used as the raw material of the cement, the concrete prepared from the regenerative cement and the regenerative aggregates can enter the next cycle, and zero discharge of waste is realized in the whole cycle process. The wastes such as concrete, cement and the like in the construction waste can be used for replacing stones to produce dozens of environment-friendly bricks such as lawn bricks, square bricks, blind hole bricks, permeable bricks, partition bricks, module rotary bricks, heat-insulating bricks, block bricks and the like after reasonable crushing, screening and crushing. Waste concrete piece is at the recovery in-process, need carry out primary crushing, secondary crushing and branch sieve process with it, when dividing the sieve, its screen cloth department often can produce a large amount of dusts, easily dissipates to the environment all around in, causes harm to environment and human body, in addition when the screening is accomplished, its unloading process is slow, needs artifical supplementary to carry out the unloading, wastes time and energy.

Disclosure of Invention

An object of the utility model is to overcome the aforesaid not enough, provide an useless concrete disintegrating slag divides sieve system, can effectively reduce the dust that divides the sieve in-process to produce, improve unloading efficiency simultaneously.

The utility model discloses a solve above-mentioned technical problem, the technical scheme who adopts is: the utility model provides an old and useless concrete disintegrating slag divides sieve system, includes the screening box, be equipped with the screen cloth in the screening box, screen cloth bottom both sides are articulated respectively and are equipped with first telescoping device and second telescoping device, first telescoping device and second telescoping device are all articulated to be located and remove the framework top, it is connected with screening box inner wall through compression spring to remove framework one side, removes framework another side and eccentric wheel contact, and the eccentric wheel is installed on the rotating electrical machines output shaft, and screening box discharge gate below is equipped with first conveyor, and screening box one side export is equipped with second conveyor, and a plurality of dust absorption holes have been seted up to another lateral wall of screening box, dust absorption hole and dust extraction input intercommunication.

Preferably, the screen cloth all is equipped with the baffle all around, and one of them side shield is connected with the screen cloth avris is articulated, all the other baffles and screen cloth avris fixed connection, and the baffle of being connected with the screen cloth avris is articulated with second telescoping device top and is connected, and the screen cloth top is passed through the rope and is connected with screening box top.

Preferably, the dust suction device comprises a dust hood communicated with the dust suction hole, the dust hood is connected with the dust remover through an air suction pipeline, an air suction pump is arranged on the air suction pipeline, and a collection box body is arranged at the bottom of the dust remover.

Preferably, the screening box is a cuboid box structure, the screen is a rectangular plate structure, the movable frame is a rectangular frame structure, a rectangular frame is arranged below the movable frame, four corner regions at the bottom of the movable frame are in sliding fit with sliding grooves in two sides of the rectangular frame through pulleys, and four sides of the rectangular frame are fixed on the inner side wall of the bottom of the screening box.

Preferably, the rotating motor is vertically fixed to the rectangular frame through a mounting plate.

Preferably, screening box top is equipped with the feeder hopper, first conveyor and second conveyor are scraper conveyor, first telescoping device and second telescoping device are pneumatic telescopic link.

The utility model has the advantages that: the utility model discloses a dust extraction can effectively reduce the dust that divides the sieve in-process to produce, can improve unloading efficiency greatly through the screen cloth that can incline automatically, has also reduced artifical intensity of labour.

Drawings

FIG. 1 is a schematic structural view of a waste concrete crushed slag screening system;

FIG. 2 is a schematic top view of the screen of FIG. 1;

FIG. 3 is a schematic top view of the moving frame of FIG. 1 in cooperation with an eccentric;

fig. 4 is a schematic top view of the rectangular frame in fig. 1.

Detailed Description

The invention is described in further detail below with reference to the figures and the embodiments.

As shown in fig. 1 to 4, a screening system is divided to useless concrete disintegrating slag, including screening box 1, be equipped with screen cloth 2 in the screening box 1, screen cloth 2 bottom both sides are articulated respectively and are equipped with first telescoping device 3 and second telescoping device 4, first telescoping device 3 and second telescoping device 4 are all articulated to be located and move the 5 tops of framework, it is connected with screening box 1 inside wall through compression spring 6 to move framework 5 one side, moves framework 5 another side and eccentric wheel 7 contact, and eccentric wheel 7 is installed on rotating electrical machines 8 output shaft, and screening box 1 discharge gate below is equipped with first conveyor 9, and screening box 1 one side export is equipped with second conveyor 10, and a plurality of dust absorption holes 11 have been seted up to another lateral wall of screening box 1, dust absorption holes 11 and dust extraction 12 input intercommunication. In this embodiment, for guaranteeing the stationarity of screen cloth 2, set up two first telescoping device 3 in screen cloth 2 left end bottom, and set up a second telescoping device 4 in screen cloth 2 right side bottom, three strong point makes the operation process of screen cloth 2 more steady.

Preferably, screen cloth 2 all is equipped with baffle 2.1 all around, and wherein a side baffle 2.1 is connected with screen cloth 2 avris is articulated, and all the other baffles 2.1 and screen cloth 2 avris fixed connection, the baffle 2.1 of being connected with screen cloth 2 avris is articulated with 4 tops of second telescoping device and is connected, and screen cloth 2 top is passed through rope 13 and is connected with screening box 1 top. In this embodiment, the baffle 2.1 in this embodiment can prevent the material from spilling from the side of the screen 2 during the left-right vibration screening process of the screen 2; when the telescopic link of second telescoping device 4 contracts, it can drive screen cloth 2 and take place the slope to one side, when rope 13 was straightened by screen cloth 2, screen cloth 2 stopped to incline, and baffle 2.1 that this moment lies in the articulated connection of 2 avris of screen cloth continues to move along with the telescopic link and takes place the upset, and the material on this moment screen cloth 2 just can be along screen cloth 2 landing, carries out the unloading process.

Preferably, the dust suction device 12 comprises a dust hood 12.1 communicated with the dust suction hole 11, the dust hood 12.1 is connected with the dust remover 12.3 through an air suction pipeline 12.2, an air suction pump 12.4 is arranged on the air suction pipeline 12.2, and a collection box body 12.5 is arranged at the bottom of the dust remover 12.3. When the work of suction pump 12.4, produce suction through suction pipeline 12.2 for suction hood 12.1 department produces the negative pressure, and then makes the dust in the screening box 1 enter into suction hood 12.1 through dust absorption hole 11 in, then in entering into dust remover 12.3 through suction pipeline 12.2, dust remover 12.3 is cyclone or sack cleaner structure in this embodiment, can fall to collecting in the box 12.5 and collect after the effective dust fall.

Preferably, the screening box 1 is a cuboid box structure, the screen 2 is a rectangular plate structure, the movable frame 5 is a rectangular frame structure, a rectangular frame 14 is arranged below the movable frame 5, four corner regions at the bottom of the movable frame 5 are in sliding fit with sliding grooves 14.1 at two sides of the rectangular frame 14 through pulleys 5.1, and four sides of the rectangular frame 14 are fixed on the inner side wall at the bottom of the screening box 1. Through the sliding fit between the pulley 5.1 and the sliding groove 14.1, the friction force generated when the moving frame 5 moves left and right on the rectangular frame 14 can be effectively reduced.

Preferably, the rotating electrical machine 8 is vertically fixed to the rectangular frame 14 by a mounting plate 15.

Preferably, screening box 1 top is equipped with feeder hopper 16, first conveyor 9 and second conveyor 10 are scraper conveyor, first telescoping device 3 and second telescoping device 4 are pneumatic telescopic rod.

The working principle of the embodiment is as follows:

when the rotating motor 8 is started, it drives the eccentric wheel 7 to rotate, because the left side of the moving frame 5 is connected with the inner side wall of the screening box 1 through the compression spring 6, and the right side is contacted with the eccentric wheel 7, therefore, under the action of the eccentric wheel 7 and the compression spring 6, the movable frame body 5 can reciprocate left and right, thereby leading the first expansion device 3, the second expansion device 4 and the screen 2 to reciprocate left and right simultaneously, at this time, the waste concrete slag to be screened is added into the screening box body 1 through the feed hopper 16, in the left-right vibration process of the screen 2, large-particle slag in the waste concrete slag is intercepted on the upper surface of the screen 2, small-particle materials in the waste concrete slag fall through the screen of the screen 2, fall onto the first conveying device 9 after passing through the discharge port of the screening box body 1, and can be conveyed to a use area through the first conveying device 9; after the screening process is finished, the second expansion device 4 is started, the telescopic rod of the second expansion device can drive the right side of the screen 2 to descend to incline when being contracted, when the rope 13 is straightened by the screen 2, the screen 2 stops inclining, at the moment, the baffle 2.1 which is hinged and connected with the side of the screen 2 continues to overturn along with the movement of the telescopic rod, at the moment, the material on the screen 2 can slide down along the screen 2, the blanking process is carried out, in order to further increase the blanking efficiency, the first expansion device 3 can be started, when the telescopic rod is expanded, the left side of the screen 2 can be lifted to improve the inclination of the screen 2, thus the blanking process of the material is accelerated, in addition, the first expansion device 3 can be controlled to periodically expand or contract during the blanking, the screen 2 bumps, the blanking process is further accelerated, the material sliding on the upper surface of the screen 2 enters the second conveying device 10, then the material is conveyed to a use area through a second conveying device 10; when the work of suction pump 12.4, produce suction through suction pipeline 12.2 for suction hood 12.1 department produces the negative pressure, and then makes the dust in the screening box 1 enter into suction hood 12.1 through dust absorption hole 11 in, then in entering into dust remover 12.3 through suction pipeline 12.2, dust remover 12.3 is cyclone or sack cleaner structure in this embodiment, can fall to collecting in the box 12.5 and collect after the effective dust fall.

The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims (6)

1. The utility model provides an old and useless concrete disintegrating slag divides sieve system, includes screening box (1), its characterized in that: a screen (2) is arranged in the screening box body (1), a first telescopic device (3) and a second telescopic device (4) are respectively hinged on two sides of the bottom of the screen (2), the first telescopic device (3) and the second telescopic device (4) are hinged on the top of the movable frame body (5), remove framework (5) one side and pass through compression spring (6) and be connected with screening box (1) inside wall, remove framework (5) another side and eccentric wheel (7) contact, install on rotating electrical machines (8) output shaft eccentric wheel (7), screening box (1) discharge gate below is equipped with first conveyor (9), and the export of screening box (1) one side is equipped with second conveyor (10), and a plurality of dust absorption holes (11) have been seted up to another lateral wall of screening box (1), dust absorption hole (11) and dust extraction (12) input intercommunication.

2. The waste concrete crushed slag screening system according to claim 1, wherein: all be equipped with baffle (2.1) around screen cloth (2), wherein a side shield (2.1) is articulated with screen cloth (2) avris and is connected, and all the other baffle (2.1) and screen cloth (2) avris fixed connection, and baffle (2.1) and the articulated connection of screen cloth (2) avris are articulated with second telescoping device (4) top and are connected, and screen cloth (2) top is passed through rope (13) and is connected with screening box (1) top.

3. The used concrete crushed slag screening system according to claim 1 or 2, wherein: the dust collection device (12) comprises a dust collection cover (12.1) communicated with the dust collection hole (11), the dust collection cover (12.1) is connected with the dust remover (12.3) through an air suction pipeline (12.2), an air suction pump (12.4) is arranged on the air suction pipeline (12.2), and a collection box body (12.5) is arranged at the bottom of the dust remover (12.3).

4. The waste concrete crushed slag screening system according to claim 1, wherein: screening box (1) is the cuboid box structure, and screen cloth (2) are the rectangular plate structure, remove framework (5) and be the rectangular frame structure, remove framework (5) below and be equipped with rectangular frame (14), remove framework (5) bottom four corners region and pass through spout (14.1) sliding fit of pulley (5.1) and rectangular frame (14) both sides, rectangular frame (14) four sides are fixed in screening box (1) bottom inside wall.

5. The used concrete crushed slag screening system according to claim 4, wherein: the rotating motor (8) is vertically fixed on the rectangular frame body (14) through a mounting plate (15).

6. The waste concrete crushed slag screening system according to claim 1, wherein: screening box (1) top is equipped with feeder hopper (16), first conveyor (9) and second conveyor (10) are scraper conveyor, first telescoping device (3) and second telescoping device (4) are pneumatic telescopic link.

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