KR100847472B1 - Construction waste alien substance sorting apparatus - Google Patents

Abstract

An apparatus for sorting foreign materials included in construction wastes is provided to obtain recycled aggregates of high quality by sorting out and discharging foreign materials such as soil, waste vinyl, cloths, wood chips, and plastic chips included in waste concrete or waste asphalt concrete by first and second sorting devices. An apparatus for sorting foreign materials included in construction wastes generates recycled aggregates of the proper size by collecting and firstly crushing the construction waste by a jaw crusher(1), firstly filtering the construction waste broken in the proper size by a first vibrating screen(10), secondly crushing the construction wastes by a double-jaw crusher, secondly filtering the construction wastes by a second vibrating screen, and thirdly crushing the construction wastes by an impact crusher. First and second sorting devices(50,70) for sorting out foreign materials included in the construction wastes are installed between the jaw crusher and the first vibrating screen and at a region of a conveyor(12) of the first vibrating screen.

Description

Construction waste alien substance sorting apparatus in construction wastes

The present invention relates to a foreign matter sorting device included in construction waste, and in particular, the construction waste is crushed through several stages of construction waste to recycle foreign materials such as recycled aggregates and soil, waste vinyl, cloth, wood chips, plastic chips, etc. It is configured to produce high quality recycled aggregates.

In general, the amount of waste concrete, waste ascon, waste wood, rebar, earth and sand, and other types of non-separable waste generated at the redevelopment site reaches tens of millions of tons per year.

When the construction waste treatment process is outlined, the collected construction waste is first crushed by a crusher such as jaw crusher, and then scrap metal is discharged and discharged by an electromagnet charity. After the waste wood and various wastes are separated and discharged by the screen, other foreign matters are removed by high pressure water spraying. Thereafter, the second and third crushers are crushed to finish the granules as recycled aggregates, and recycled aggregates of various sizes are produced by the sorter.

However, the recycled aggregate obtained through such a process contains foreign substances such as soil, vinyl, cloth, wood chips, plastic chips, etc., and the quality of the product is degraded so that it cannot be utilized as a high-quality aggregate. Inconvenience to be removed manually by hand and problems such as deterioration of workability occurred.

The present invention has been made in order to solve such a conventional problem, the problem to be solved by the present invention is to discharge the sorted foreign substances such as soil, waste vinyl, cloth, wood chips, plastic pieces contained in the waste of construction wastes By improving the quality of recycled aggregates to provide a foreign matter sorting device included in the construction waste for producing high-quality aggregates.

The problem solving means of the present invention is to collect the construction waste and first crushed with a jaw crusher, and then to first filter the construction waste shredded to a suitable size through the first vibration screen, the first as a double jaw crusher After the second crushing, the second filtration through the secondary vibrating screen, the third crushing by the impact crusher to produce a recycled aggregate of the appropriate size, the device between the jaw crusher and the first vibration screen The first and second sorting devices for sorting foreign matters contained in construction wastes are respectively provided in the conveyor area of the primary vibrating screen.

The present invention obtains high-quality recycled aggregates by sorting and discharging foreign substances such as soil, vinyl, cloth, wood chips, plastic chips, etc. contained in construction waste such as waste concrete and waste ascon with the first and second sorting devices. It is possible to improve the quality, and also provides the effect of improving the workability by eliminating the inconvenience of removing foreign matters by hand.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

In the accompanying drawings, Figure 1 is a schematic plan view showing a process for generating reclaimed aggregates in the construction waste according to the present invention, Figures 2a, 2b is a schematic diagram showing a process for generating recycled aggregates in the construction waste according to the present invention Figure 3 is a side configuration diagram, Figure 3 is a block diagram showing the operating state of the first screening device for sorting the foreign matter contained in the construction waste according to the invention, Figure 4 is included in the construction waste according to the invention It is a block diagram which shows the operation state of the 2nd sorting apparatus for sorting the said foreign matter.

As shown in Figures 1 to 4, the present invention collects the construction waste such as waste concrete, waste ascon, etc. generated in the construction site, and then primarily crushed by the jaw crusher (1), the first primary vibration screen ( 10) to filter the construction waste shred to the appropriate size through the first, and then crushed into the second by the double jaw crusher 20, and then secondly filtered through the secondary vibration screen 30, impact crusher ( 40) to be crushed in the third to produce a recycled aggregate of the appropriate size.

The recycled aggregate produced by such a process includes foreign substances such as soil, waste vinyl, cloth, wood chips, plastic pieces, etc. In order to separate and separate these foreign materials, the jaw crusher (1) and the first vibration screen (10). In the upper region of the conveyor 12 of the first and second vibration screens 10, first and second sorting devices 50 and 70 are provided, respectively, for sorting foreign matters contained in construction waste.

The first screening device 50 is a waste for receiving the supply of construction waste (recycled aggregate, soil, vinyl, cloth, wood chips, plastic pieces) first crushed from the jaw crusher 1 from the supply conveyor 52 The inlet 53 is provided at one upper portion, and the lower portion of the waste inlet 53 is provided with a blow nozzle 54 for supplying wind to the inside to wind the construction waste, and the lower portion is supplied from the blow nozzle 54 The heavy water discharge port 56 and the light water discharge port 57 which are divided and discharged by the divided plate 55 by the wind speed to be provided are respectively provided.

In addition, the inner rear region is provided with a net filter 58 to filter dust and the like contained in the construction waste, and in the rear region of the net filter 58, the air filtered by the dust from the net filter 58 is discharged to the outside. The outlet 59 is provided.

On the other hand, the discharge conveyor for supplying the construction waste discharged through the heavy discharge outlet 56 and the light discharge outlet 57 to the first vibration screen 10, which is the next process in the lower region of the first screening device (50) 60 is provided.

In addition, a first soil discharging conveyor 62 is provided at a lower region of the first vibration vibrating screen 10 to discharge soil, which has passed through the first vibration vibrating screen 10, and a first rear vibration screen at the lower rear region. The discharge conveyor 12 for discharging the construction waste filtered out in the (10) is provided.

The second screening device 70 is provided in an upper region of the discharge conveyor 12 through which the waste sorted from the first vibrating screen 10 is discharged, and a detector for detecting the type of waste above the discharge conveyor 12. 72); An air ejecting means (A) provided in the lower region of the exhaust conveyor (12) for ejecting air; A control unit 74 for receiving the detection signal of the detector 72 and comparing the received signal with its own information to adjust the air supply amount of the air blowing means A according to the type of waste; The discharge conveyor 12 is provided in the rear region is composed of a discharge means (B) for separating and discharging the foreign matter and recycled aggregate in the waste.

At this time, the detector 72 detects a kind of waste light that is irradiated to the upper part of the exhaust conveyor 12 by a light source such as infrared rays, and transmits the detected signal to the controller 74.

The air blowing means (A) and the air tank 80, the air is stored therein; It is connected to the air tank 80, provided in the rear region of the discharge conveyor 12 is composed of an air ejection port 82 for ejecting the air of the air tank 80 under the control of the control unit 74.

The discharge means (B) is provided perpendicularly to the rear region of the air ejection port 82 and according to the supply amount of air light waste (waste vinyl, cloth, wood chips, plastic pieces, etc.) and heavy waste (recycled aggregates, etc.) The separation plate 86 is separated; Separation by the split plate 86 consists of first and second conveyors 87 and 88, in which light and heavy wastes are separated and discharged.

At this time, the light weight waste discharged through the first conveyor (87) (waste vinyl, cloth, wood chips, plastic pieces, etc.) is treated separately from the outside.

The heavy waste discharged through the second conveyor 88 is supplied to the double jaw crusher 20 to be pulverized secondly, and the first discharge conveyor 89 is disposed under the double jaw grasher 20. Is provided with a second crushed waste in the second jaw grasher 20 is supplied to the second vibration screen (30).

In addition, the second soil vibration screen 30, the lower region is provided with a second soil discharge conveyor 63 for discharging the soil and the like passed through the second vibration screen 30, the second rear vibration screen A second discharge conveyor 90 through which the waste dust filtered out at 30 is discharged is provided.

Then, the waste discharged through the second discharge conveyor 90 is finally crushed by the impact crusher 40 to generate the recycled aggregate of the appropriate size, and then the third discharge conveyor 91 provided in the lower region Recycled aggregate is supplied through the outside.

Referring to the operating state of the present invention configured as described above, as shown in Figures 1 and 2a, 2b to collect the construction waste, such as waste concrete, waste ascon, etc. generated in the construction site, primarily crushed by the jaw crusher (1) Then, the construction waste crushed to an appropriate size is supplied into the first screening device 50 to be separated into the heavy and light weight construction waste.

 That is, the construction wastes (recycled aggregate, soil, vinyl, cloth, wood chips, plastic chips), which are primarily crushed, are introduced through the waste inlet 53 of the first screening device 50, and at the same time, a blower nozzle at the bottom. Strong wind is supplied from outside through 54.

Accordingly, due to the wind speed, heavy weight and light weight of the construction wastes are discharged to the heavy weight discharge port 56 and the light weight discharge port 57 based on the branch plate 55 in the lower portion, and thus the first discharge conveyor 60 is discharged. It is supplied to the vehicle vibration screen (10).

At this time, impurities such as dust generated from construction waste are filtered through the net filter 58 in the inner rear region, and the filtered air is discharged to the outside through the discharge port 59 (see FIG. 3).

As such, the construction waste separated into light and heavy materials passes through the screen of the appropriate mesh sequentially by the self-vibration of the first vibration vibrating screen 10, while soil and the like are externally discharged through the first soil discharge conveyor 62. The construction wastes are discharged into the furnace, and the earthen wastes are hung, and are supplied to the second sorting device 70 through the discharge conveyor 12, and the recycled aggregates, soils, waste vinyl, cloth, wood chips, plastic pieces, etc. Foreign matters are separated and discharged.

Referring to FIG. 4, when the construction waste moved along the discharge conveyor 12 is moved to the detection area of the detector 72 provided in the upper area of the discharge conveyor 12, the detector 72 may emit infrared light. The light source is irradiated to detect the type of waste being supplied, and transmit the detected signal to the control unit 74.

Then, the controller 74 compares the received signal and the self information with each other, and then adjusts the air supply amount of the air ejecting means A according to the type of waste.

For example, if the type of waste is light waste vinyl, cloth, wood chips, plastic pieces, etc., a large amount of air is supplied in the air tank 80 to eject a large amount of air through the air ejection port 82. Accordingly, the waste vinyl, cloth, wood chips, plastic pieces are easily blown off and flown through the branch plate 86 to the first conveyor 87 to be discharged to the outside.

Then, when heavy waste (recycled aggregate) is supplied, the second conveyor (88) by its own weight by supplying or interrupting less air in the air tank (80) to eject or block less through the air outlet (82) 2 to which the foreign matter is separated through the first discharge conveyor 89 provided in the lower region of the double jaw crusher 20 by being supplied to another process, that is, supplied to the double jaw crusher 20 and falling to the second zone. The waste shredded into the car is supplied to the second vibration screen 30.

As such, the waste supplied to the second vibrating screen 30 sequentially passes downward through the screen of the appropriate mesh by its own vibration, and the soil powder contained in the waste is discharged to the outside through the second soil powder conveyor 63. The wastes filtered by the second soil are supplied again through the second discharge conveyor 90 to be crushed in the impact crusher 40 to generate the recycled aggregate of the appropriate size, and then the third discharge conveyor 91 provided in the lower region is removed. By discharging to the outside, one process is completed and the next process is waited.

1 is a schematic plan view showing a process for generating ash aggregates in construction waste according to the present invention.

Figure 2a, 2b is a schematic side view showing a process for generating recycled aggregates from the construction waste according to the invention.

Figure 3 is a block diagram showing an operating state of the first screening device for sorting the foreign matter contained in the construction waste according to the present invention.

Figure 4 is a block diagram showing an operating state of the second screening device for sorting the foreign matter contained in the construction waste according to the present invention.

 <Description of the symbols for the main parts of the drawings>

1: Jaw crusher 10,30: First and second vibration screen

12 Conveyor 20 Double Jaw Crusher

40: impact crusher 50,70: first and second screening device

53: waste inlet 54: blower nozzle

55: branch plate 56: heavy water outlet

57: lightweight water outlet 58: net filter

59: outlet 72: detector

74: control unit 82: air blowing port

86: separation plate 87,88: 1, 2 conveyor

A: air blowing means B: discharge means

Claims (4)

The construction wastes are collected and firstly crushed by the jaw crusher 1, and then the construction wastes that are shredded to an appropriate size are firstly filtered through the first vibrating screen 10, and the double waste crusher 20 is first made. After the second crushing, the second filtration through the second vibration screen 30, the third crushing by the impact crusher (40) in the device for producing a recycled aggregate of the appropriate size, First and second discrimination apparatuses for sorting foreign matter contained in construction waste between the jaw crusher 1 and the first vibration screen 10 and in the area of the conveyor 12 of the first vibration screen 10 ( 50) (70) Foreign material sorting apparatus included in the construction waste, characterized in that each provided. The method of claim 1, wherein the first screening device 50 Waste inlet 53 is provided in the upper front, Blowing nozzles 54 for supplying air therein are provided in the lower region of the waste inlet 53, The heavy water discharge port 56 and the light water discharge port 57 which are divided and discharged by being divided into the divided plate 55 by the wind speed supplied from the blowing nozzle 54 is provided, The inner rear region is provided with a net filter 58 for filtering the dust of the waste, and the construction waste, characterized in that the rear region of the net filter 58 is provided with an outlet 59 through which the dust filtered air is discharged Foreign material sorting device included in. According to claim 1, wherein the second screening device 70 A detector (72) provided at an upper region of the discharge conveyor (12) through which the waste selected from the first vibration screen (10) is discharged, for detecting the type of waste on the discharge conveyor (12); Air ejecting means (A) provided in a lower region of the discharge conveyor (12) for ejecting air; A control unit 74 for receiving the detection signal of the detector 72 and comparing the received signal with its own information to adjust the air supply amount of the air blowing means A according to the type of waste; And A discharge means (B) provided at a rear region of the discharge conveyor (12) for separating and discharging the foreign matter and the recycled aggregate in the waste; Foreign material sorting device included in the construction waste, characterized in that consisting of. The method of claim 3, wherein the discharge means (B) A branch plate 86 provided perpendicular to the rear region of the air ejection port 82 to separate light and heavy wastes according to the air supply amount; And First and second conveyors (87) (88) for separating the light weight and heavy waste separated by the dividing plate (86); Foreign material sorting device included in the construction waste, characterized in that consisting of.

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