KR20030011014A - the foreign material quality sorting system which is contained in construction waste - Google Patents

Abstract

PURPOSE: An apparatus for removing foreign materials contained in earth and sand of construction waste is provided to increase treatment efficiency of the construction waste and recycle foreign material sorted pure earth and sand by sorting various foreign materials from earth and sand contained in the construction waste. CONSTITUTION: In a foreign material removing apparatus for removing foreign materials contained in earth and sand by supplying earth and sand sorted to a certain size by a vibration mesh(8) onto a transfer conveyor(7), the apparatus for removing foreign materials contained in earth and sand of construction waste comprises a plurality of inlets(1,1') which are installed right above an earth and sand transfer path of the transfer conveyor(7) so that the inlets(1,1') are connected to an inlet duct(11) connected to the inlet side of a blower(4); an earth and sand flipper(2) and an earth and sand spreader(3) which are installed on the transfer conveyor(7) between the inlets(1,1') by a support(21); an outlet duct(41) which is installed at the outlet side of the blower(4) so that the outlet duct(41) is connected to a first cyclone(5) at the lower part of which a first collection chamber is formed; a second cyclone(6) which is connected to the first cyclone(5) with a connection duct(51) being interposed between the first and second cyclones(5,6); and an outer barrel to the lower part of which a collection housing is connected with a heater being installed on the outer surface of the outer barrel, in which a heating screw is installed, and which is connected to the lower part of the second cyclone(6) with a rotary valve being interposed between the lower part of the second cyclone(6) and the outer barrel.

Description

The foreign material quality sorting system which is contained in construction waste}

The present invention relates to an apparatus for removing foreign substances contained in the soil of building waste, and more particularly, styrofoam, vinyl, paper, and the like contained in a soil of a predetermined size or less, which is finally sorted after a multi-stage shredding process of building waste. By collecting foreign substances such as wood chips by means of suction and discharge means, various foreign substances can be sorted out from the small particle size soil contained in the construction waste and recycled as pure soil. At the same time, it is possible to recycle the pure soil selected from foreign matter.

In general, building wastes of various sizes and materials generated as rubble of various buildings are sent to separate wet or dry sorting devices for recycling, so that they can be partially recycled.

As such, the building wastes supplied to the wet or dry sorting device for recycling were formed in the form of soil having a small particle size of about 30 to 50%, and the rest constituted various wastes in the form of aggregates having a certain size.

However, among them, the soil having small particle size includes various foreign matters with small particle size. Therefore, the removal of these foreign matters is required. The method for removing various foreign matters having low specific gravity contained in the soil so far Is a low-concentration variety contained in the soil that is blown by a breeze or sucked by a suction means immediately before the soil is dropped onto the conveying conveyor in a state in which soil containing foreign matter is freely dropped onto the conveying conveyor. It was to be able to sort and separate the foreign matter from pure soil.

However, the conventional means for separating the foreign matter contained in the soil by the blowing or suction means while freely dropping the soil containing the foreign matter on the transfer conveyor as described above, the foreign matter by the blowing force or suction force. In the process of separating from the earth and sand, not only the foreign matter but also the earth and sand are blown up or scattered by the excessive blowing (suction) pressure. There was a problem such as contaminating the surrounding environment due to the foreign matter and earth and sand scattered to cause a failure of the screening removal device.

Accordingly, an object of the present invention is to blow various foreign matters having a low specific gravity contained in the soil for recycling of the soil of the building wastes selected to a certain size as described above to be blown by the blowing means or sucked by the suction means while freely dropping the soil. In order to solve the problems with the foreign matter removal device included in the conventional soil, which is separated from the pure soil, the soil selected in a certain size while containing the foreign matter is supplied to the conveying conveyor to be transported on the conveying conveyor. In the process of transporting the soil, the soil is turned over and the foreign matter is naturally sucked by a plurality of suction ducts which are installed in the upper part of the soil transport path of the conveying conveyor in connection with the suction means, and are separated and stored by a plurality of cyclones connected to the suction duct. Styrofoam collected by cyclone Foreign materials such as vinyl are immediately heated, dissolved and cured while being collected through a heating screw to be discharged by collecting them in a cured state, so that foreign matters in the soil selected from construction wastes can be sorted out more quickly, effectively and environmentally. An object of the present invention is to provide a debris removal device included in the soil of a construction waste material for disposal.

1 is a schematic side view of a foreign material removal apparatus according to the present invention.

Figure 2 is a schematic rear view of the foreign matter removal apparatus according to the present invention.

Figure 3 is a cross-sectional view of the second cyclone constituting the foreign matter removing apparatus according to the present invention.

Figure 4 is a partial plan view of a cyclone constituting the foreign matter removing apparatus according to the present invention.

Figure 5 is a perspective view of the installed state of the earth and sand reefs and tosagor of the foreign matter removal device according to the present invention.

Figure 6 is a front view of the installed state of the earth and sand back cover and the earth and sand of the debris removal device according to the present invention.

Figure 7 is a plan view of the installed state of the earth and sand backing and tosagor of the foreign matter removal device according to the present invention.

Explanation of symbols on the main parts of the drawings

1,1 ': Inlet port 2: Earthenware

3: Tosa Gorga 4: blower

5: first cyclone 6: second cyclone

7: conveying conveyor 8: vibrating filter net

11: suction duct 41: discharge duct

51: connection duct 52: collection room 1

61: outer cylinder 62: heating screw

62a: heater 62b: collection

63: rotary valve

In order to achieve the above object, the foreign matter removal device included in the earth and sand of the building waste according to the present invention is included in the earth and sand to be supplied on the conveying conveyor (7), the soil selected in a predetermined size by the vibration strainer (8). In the foreign matter removal device (A) for removing the foreign matter, a plurality of indirect communication with the suction duct (11) connected to the suction side of the blower (4) in the upper portion of the soil conveyance path of the conveying conveyor (7) Inlet ports 1 and 1 'are provided, and on the transfer conveyor 7 between the respective inlet ports 1 and 1', the back and forth pins 2 and 3 are provided by the support 21. In addition, a discharge duct 41 is installed at the discharge side of the blower 4 so as to be connected to the first cyclone 5 having the first collection chamber 52 at the bottom thereof, and connected to the first cyclone 5. The second cyclone 6 is connected to and installed through the duct 51, but the heater 6 is disposed on the outer surface of the lower portion of the second cyclone 6. 2a) is installed while connecting the collection box (62b) to the lower portion at the same time it is characterized in that by connecting the outer cylinder 61, the heating screw 62 is installed via the rotary valve (63).

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings such that those skilled in the art can easily implement the present invention.

Figure 1 is a schematic side view showing the configuration of the foreign matter removal apparatus contained in the earth and sand of the building waste according to the present invention, Figure 2 shows the configuration of the foreign material removal apparatus included in the soil of the building waste according to the present invention. It is a schematic rear view, FIG. 3 is sectional drawing which shows the structure of the 2nd cyclone which comprises the foreign material removal apparatus contained in the earth and sand of building waste by this invention, FIG. 4 is the foreign material contained in the earth and sand of building waste by this invention. 5 is a partial plan view of a cyclone constituting the removal device, and FIGS. 5 to 7 are installation state diagrams showing the structure of the earth and sand reversal and the earth and sand, which are components of the foreign matter removal device included in the earth and sand of the construction waste according to the present invention. 5 is a perspective view of the installation state, Figure 6 is a front view of the installation state, Figure 7 is a plan view of the installation state, the configuration of each of the inlet (1) (1 '), Sedimentary tongs (2), sedimentary tongs (3), blowers (4), the first cyclone (5) and the second cyclone (6).

The suction inlets 1 and 1 ′ are provided in a plurality of installed on the upper part of the soil conveying path of the conveying conveyor 7 so that a predetermined amount of soil is filtered and supplied through the vibrating strainer 8. Inhalation, sorting out the included foreign matter, one end of the suction duct 11 is connected in communication with each other is connected to the suction side of the blower (4).

The soil reversal 2 and the soil retarder 3 are installed by the support 21 so as to be located between the plurality of suction inlets 1 and 1 'installed on the conveying conveyor 7 and the conveying conveyor 7. It is placed on the upper conveyance and serves as a plow to invert the soil in the state in which foreign matter is removed by the inlet (1). The inverted soil is transported by the conveying conveyor (7) to the soil filter (3). The upper surface is transported in a state that is evenly arranged by the other inlet (1) (1 ') again to remove the remaining foreign matter that could not be removed by the suction.

At this time, the soil reversal (2) is installed on the support 21 by the support plate 22 and the support bolts 23 so that the opening angle can be adjusted, so that the opening angle can be adjusted according to the amount of soil transported. do.

The blower 4 is a means for suctioning and removing various foreign matters having a low specific gravity contained in the soil. The suction duct 11 is installed on the suction side to be connected to the plurality of suction ports 1 and 1 ′. The discharge duct 41 is installed on the discharge side so as to be connected to the first cyclone 5.

The first cyclone (5) is connected to the second cyclone (6) by a connecting duct 51 is installed in communication in the upper portion, the lower portion of the first collection chamber (52) to form a blower ( 4) The heavy weight of the foreign substances sucked through the inlet (1) (1 ') by the operation can be collected.

The second cyclone (6) is a rotary valve 63 and the outer cylinder (below) in order to collect and process the light weight foreign matters transferred from the first cyclone (5) through the upper connection duct 51 61) and the collecting box 62b is installed, and an air exhaust network 65 for discharging the supplied wind is installed at one upper side.

Between the outer cylinder 61 and the second cyclone 6, a rotary valve 63 for supplying a predetermined amount of foreign matter falling from the upper portion of the second cyclone 6 to the lower portion is provided, the rotary valve ( 63) In the lower part, a heating screw 62 is rotatably operated in the outer cylinder 61 by the drive motor 64 to discharge the foreign substances supplied to the outer cylinder 61 and discharged in a hardened state.

In the above configuration, the upper opening of one side of the outer cylinder 61 may be directly connected to the lower portion of the second cyclone 6 without installing the rotary valve 63, so that foreign substances are supplied into the outer cylinder 61 by a predetermined amount. Installation of the rotary valve 63 may be optionally performed.

At this time, the heating screw 62 is installed on the one outer surface of the outer cylinder 61 installed therein in a form in which a plate-shaped heater 62a for substantially dissolving the transported foreign matter is enclosed in a predetermined portion, the lower side of one side of the outer cylinder 61. The collection box 62b is provided in the collection screw 62 so as to separately collect and treat foreign matters that are dissolved and cured by the heating screw 62.

It will be described the operation of the foreign matter removal device contained in the soil of the building waste according to the present invention having the configuration as described above.

Soils sorted to a certain size or less (in this example, 25 mm or less) of various construction wastes are again sorted to a smaller size (about 13 mm or less) using a vibrating strainer (8) and supplied to the conveying conveyor (7). To be.

Soil containing foreign matter supplied on the conveying conveyor 7 is transported by the conveying conveyor 7 and the foreign matter is first sucked by the first inlet 1 connected to the blower 4. The soil is removed by the plow afterwards (2) to plow out the outside and the inside of the soil inside the soil to expose the other foreign substances that existed deep inside the soil to the surface of the earth and sand (2) Tosagor on one side The upper surface of the upper surface is kept neatly arranged by the dog 3, and then the other surface is continuously conveyed to the pure earth state in which all the foreign matters are sucked and removed by another neighboring inlet port 1 (1 '). Finally, it is supplied to the intended place and reused.

At this time, among the foreign matters supplied to the first cyclone (5) through the inlet (1) (1 '), the suction duct 11 and the discharge duct 41 according to the operation of the blower (4) of the heavy wood pieces such as heavy The foreign matters fall as it is and are supplied to the lower first collection chamber 52 to be collected and the remaining foreign matters supplied to the first cyclone 5 are collected by the strong vortex through the connection duct 51 through the second cyclone 6. And finally blown by the wind is discharged to the outside of the second cyclone (6) through the air discharge network (65) and the foreign matter is collected through the lower rotary valve 63 and the heating screw 62 as it is collected (62b) Will be sent.

At this time, the light weight foreign materials conveyed from the outer cylinder 61 by the heating screw 62 are mostly made of pieces of synthetic resin such as styrofoam or vinyl, and the lower outer cylinder by a predetermined amount through the rotary valve 63. (61) The foreign matters supplied to the inside are transported to one side according to the rotation operation of the heating screw 62 is installed in a form surrounding the outer surface of one side of the outer portion 61 is a heater (62a) is heated to about 200 ℃ While completely dissolving as it passes, it is cured sequentially and becomes a granule of a predetermined size to be supplied to the collection box 62b installed in a communication state on one side of the outer cylinder 61, so that it can be easily collected and processed.

Also, heavy foreign materials collected in the first collection chamber 52 may be removed by opening the opening / closing door 52a of the first collection chamber 52 as it is.

In the above configuration, the number of installations of the suction inlet 1 and the soil reinforcement 2 and the soil toe 3, which are installed at the upper portion of the soil conveyance path of the conveying conveyor 7, may be determined according to the amount of soil to be treated. This does not specify the number of installations, and does not limit the type or shape of the heater 62a such that the heater 62a is not only a plane heating element but also a heating coil can be applied.

As described above, although the present invention has been described with reference to the above embodiments, it is not necessarily limited thereto, and various modifications may be made without departing from the scope and spirit of the present invention.

As is apparent from the above description, according to the foreign matter removing apparatus included in the earth and sand of the building waste of the present invention, when screening for recycling the main soil of the various building wastes, the low specific gravity contained in the earth and sand or styrofoam or vinyl or wood Soils are sucked by a plurality of inlets in the process of transporting the soil on the conveying conveyor, so that foreign matters are removed from the soil, and only pure soil can be collected and recycled. After being separated and collected by cyclone, foreign substances such as styrofoam and vinyl are finally dissolved and cured by heating screws to be collected and processed naturally to prevent environmental pollution by foreign materials of synthetic resin and to remove foreign substances from soil. Can be done efficiently It provides a useful effect, such as.

Claims (2)

In the foreign matter removal device (A) in which the soil selected in a predetermined size by the vibrating strainer (8) is supplied onto the conveying conveyor (7) to remove the foreign matter contained in the soil. A plurality of suction inlets 1 and 1 ′ are provided at the upper portion of the soil conveying path of the conveying conveyor 7 so as to be in communication with the suction duct 11 connected to the suction side of the blower 4. (1) On the conveying conveyor (7) between the (1 ') is provided with the soil reversal (2) and the earthenware (3) by the support (21), the discharge duct 41 on the discharge side of the blower (4) It is connected to the first cyclone (5) having a first collection chamber 52 in the lower portion, the first cyclone (5), the second cyclone (6) via the connecting duct 51 is connected The second cylinder (6) is installed in the lower portion, while the heater 62a is installed on the outer surface of the outer container 61 and the heating screw 62 is installed inside the outer cylinder 61 is connected to the rotary valve at the same time Debris removal device contained in the earth and sand of the building waste, characterized in that by connecting through the installation (63). The apparatus of claim 1, wherein the heater (62a) is a planar heating element.