KR100670170B1 - Apparatus for sorting aggregate by an air blast - Google Patents

Abstract

An air blowing-type aggregate separating device is provided to simplify the process by excluding water cleaning and fine dust separating processes by sorting out aggregates of the predetermined size by blowing the air. The air blowing-type aggregate separating device is composed of a sprinkling device unit for dropping aggregates input through a hopper(H) on a turner(120) rotatively installed in an upper housing(110) and scattering the aggregates into a separating housing(100); a blower unit discharging the powder and fine dust to the outside through an intake hole(162) formed at the periphery of the separating housing by blowing the air toward the upside through a blowing duct(200) installed in the lower end of the separating housing; and an intake device unit forcibly sucking the powder and fine dust discharged out of the separating housing by installing intake ducts(310,320,330) around the intake hole.

Description

Apparatus for sorting aggregate by an air blast}

1 is a front sectional view showing the overall structure of an air blowing aggregate separating device according to the present invention;

2 is a plan view from above of an air blowing aggregate separator according to the present invention;

Figure 3 is a perspective view showing a separate turner and shaft according to the present invention,

Figure 4 is a front view showing the appearance of the separate housing according to the invention,

* Description of Major Symbols in Drawings *

100: separate housing 110: upper housing

120: turner 122: guide plate

124: blade 130: shaft

140: support frame 150: rotating motor

160: guide piece 162: intake hole

200: blower duct 210: blower nozzle

212: ventilation hole 310: first intake duct

320: second intake duct 330: third intake duct

B: Blower H: Hopper

The present invention relates to an aggregate separating apparatus, and more particularly, since the sorting operation of the aggregate is performed through the air blowing action, the air blowing type aggregate which reduces the equipment cost required for the sorting operation and promotes the convenience of the work. It relates to a separation device.

Many structures, such as bridges, roads, and various buildings, which have been created in the process of urbanization and industrialization, are gradually aging over time, and many construction wastes are generated during the dismantling, reconstruction, and redevelopment of these structures. do.

If landfill is used as such, it is difficult to secure landfill sites, landfill costs are high, and there is a problem that seriously affects the environment. Various measures have been taken to treat the waste.

Looking at the existing process of treating the construction waste as described above, after crushing and crushing the construction waste introduced into the hopper several times by a jaw crusher and a cone crusher, the soil is separated through a screen, Separation and blowing work through the separation and blowing treatment of steel can be secured aggregate or recycled sand of the required size.

Aggregates secured through this process should be solid and chemically stable, and more than 5 mm depending on the diameter of the grain is called aggregate (粗 骨材), less than 5 mm is called aggregate (細 骨材).

However, the aggregate sorting method as described above has to go through a separate washing operation for removing fine powder, etc. together with the facility for applying vibration to the screen, there was a waste of the equipment cost for the aggregate sorting, the aggregate sorting work There was also this troublesome problem.

The present invention has been made to solve the conventional problems as described above, since the sorting operation of the input aggregate is made through the air blowing action, to reduce the equipment cost required for the sorting operation and to improve the convenience of the work An air blowing aggregate separator is provided.

The constitution of the present invention for achieving the above object, the sprinkler device portion for dropping the aggregate flowing through the hopper on the turner rotatably installed in the upper housing and scattered into the separating housing; A blower unit configured to blow air upward through a blower duct installed in the lower portion of the separating housing to discharge powder and fine dust to the outside through an intake hole formed around the separating housing; It is characterized in that it comprises a suction device for forcing the suction of the powder and fine dust discharged to the outside of the separating housing by communicating with the intake duct around the intake hole.

When described in detail with reference to the accompanying drawings a preferred embodiment of the present invention.

1 to 4 show the air blowing type aggregate separating apparatus of the present invention, which is composed of a sprinkler device portion, a blower unit, and a suction device unit.

First, the sprinkler device is to drop the aggregate flowing through the hopper (H) on the turner 120 rotatably installed in the upper housing 110 to disperse the inside of the separating housing 100, hopper again (H), the turner 120, the shaft 130, the support frame 140 and the rotation motor 150.

1 and 3, the upper housing 110 is integrally provided at the upper part of the separation housing 100, and the hopper H is installed at the upper portion of the upper housing 110, and the hopper ( H) is provided with a conveyor belt (C) of the upper part to serve the aggregate into the hopper (H).

In addition, the upper housing 110 is provided with a turner 120 to be rotatable, but the upper surface of the turner 120 is radially mounted with a plurality of guide plates 122 vertically to scatter the aggregate falling on the upper surface more reliably. Will be lost. At this time, the bottom surface of the turner 120 to radially install a plurality of blades 124 to help the diffusion of aggregate.

Subsequently, the shaft 130 is fixed to the center of the turner 120, and the upper end of the shaft 130 is rotatably mounted to the center of the upper housing 110 by a bearing (not shown). In addition, the support frame 140 is fixedly installed between both inner surfaces of the upper side of the separating housing 100, and the rotation motor 150 is fixed to the center bottom surface of the support frame 140.

At this time, the upper end of the rotation motor 150 is connected to the lower end of the shaft 130, the shaft 130 is rotatably mounted to the support frame 140 by a bearing (not shown) of the rotation motor 150 The turner 120 and the shaft 130 are configured to rotate by rotation.

Meanwhile, the blower unit is blown upward through the blower duct 200 installed inside the bottom of the separating housing 100 to discharge the powder and fine dust to the outside through the intake hole 162 formed around the separating housing 100. To play a role of, and is composed of a blower duct 200, a blower hole 212 and a blower (B).

Referring to FIG. 1, the blower duct 200 is installed to penetrate the inside of the separating housing 100 from the outside of one side of the lower side of the separating housing 100, and the blowing duct 200 is located inside the separating housing 100. One end portion is formed by bending the blowing nozzle 210 of the nozzle toward the upper portion, a plurality of blowing holes 212 is formed on the outer periphery of the blowing nozzle 210.

In addition, a blower (B) is provided at the other end of the blowing duct 200 located outside the separating housing 100 so as to send wind toward the blowing hole. That is, by forming the blow holes 212 on the outer periphery of the blow nozzle 210 formed to be slightly inclined, it can be blown upward from the bottom of the separation housing (100).

At this time, by installing a conveyor belt (C) at the bottom of the separation housing 100, the aggregate is dropped without being blown can be immediately transferred to use.

And, the blower (B) is driven by the blower motor, by the operation of the blower motor is possible to adjust the wind power of the blower (B) to enable the sorting of aggregates of the desired size, in the present invention is 6mm or less Wind power of the blower (B) is adjusted and set so that the aggregate can be selected.

Subsequently, the suction device unit communicates with the intake ducts 310, 320 and 330 around the intake hole 162 at the upper end of the separation housing 100 to force powder and fine dust discharged to the outside of the separation housing 100. It serves to inhale, and consists of a guide piece 160, and the first, second, third intake ducts 310, 320, 330.

Referring to Figures 1 and 2 and 4, the guide housing 160 in a plurality of layers to be inclined approximately 45 ° around the upper end of the separation housing 100 to discharge the powder and fine dust inside the separation housing 100 It is possible to form an intake hole 162, the outer circumference of the intake hole 162 is installed so as to cover the first intake duct 310 to suck the powder and fine dust, the bottom of the first intake duct 310 The second intake duct 320 is installed to cover the circumference thereof.

At this time, the second intake duct 320 is gradually narrowed toward the lower side so that the powder and fine dust can be sucked into a plurality of places, respectively.

In addition, a plurality of third intake ducts 330 are installed between the lower end of the second intake duct 320 and the other second intake duct 320 to adsorb the powder and fine particles sucked from the second intake duct 320. Configure to suck in dust.

Referring to the operation and effects of the present invention configured as described above in detail.

In order to separate the aggregate and powder and fine dust by using the air blowing aggregate separator of the present invention, if the aggregate to be sorted and separated into the hopper (H) first, the aggregate is rotated by the rotation motor 150. To fall on the upper surface of the turner 120, it is spread out to the outside along the surface of the guide plate 122 provided on the upper surface of the turner 120 to fall into the separation housing 100.

At this time, by installing a plurality of blades 124 further on the bottom of the turner 120, it is possible to more reliably diffuse the aggregate falling on the top surface of the turner 120.

As such, when the aggregate is scattered and dropped to the lower portion of the separating housing 100, the blowing hole 212 at the lower portion of the separating housing constantly blows out the air by the blowing action of the blower B, thereby reducing the powder of about 6 mm or less. Fine dust is discharged to the suction hole around the upper end of the separation housing 100, and aggregates of about 6 mm or more that are not discharged through the air blowing action are discharged through the outlet of the lower side of the separation housing 100 to use the aggregate where necessary. do.

However, the powder and fine dust discharged to the suction hole as described above is sucked into the first intake duct 310 installed around the suction hole, the powder and fine dust sucked into the first intake duct 310 is the first intake duct The plurality of second intake ducts 320 mounted at the bottom of the 310 are respectively sucked in a uniform distribution.

In this way, the sucked powder and fine dust is discharged to the outside again through the third intake duct 330, it is possible to separate the powder and fine dust included with the aggregate, respectively.

That is, by selecting the aggregate of a predetermined size through the air blowing method as described above, it is unnecessary to separate the fine dust, such as separate water washing. Therefore, it is possible to simplify the process and to reduce the cost of the facility, and to improve the problems such as environmental pollution due to the washing water treatment, because the washing water treatment work and the drying work in which foreign matters are precipitated are not required.

In addition, the air blowing aggregate separator of the present invention is to continue to automatically separate the aggregate only by the blowing action of the blower (B), it is possible to improve the convenience of work, the efficiency of the aggregate separation operation.

On the other hand, the present invention has been described in detail only with respect to the specific examples described above it will be apparent to those skilled in the art that various modifications and variations are possible within the technical scope of the present invention, it is natural that such variations and modifications belong to the appended claims. .

As described above, the present invention selects aggregate of a predetermined size through an air blowing method, and thus, it is not necessary to separate fine dust, such as separate water washing, and thus, washing water treatment and drying work in which foreign matters are deposited. There is an effect that can simplify the process and at the same time reduce the equipment cost, and in particular, there is an excellent effect to improve the problems such as environmental pollution due to the treatment of the wash water.

Furthermore, as described above, by automatically separating the aggregates only by the blowing action of the blower, it is possible to improve the convenience of the work and to further increase the efficiency of the aggregate separating operation.

Claims (5)

A sprinkler device that drops the aggregate introduced through the hopper H onto the turner 120 rotatably installed in the upper housing 110 and scatters the inside of the separating housing 100; Blower unit for discharging the powder and fine dust to the outside through the intake hole 162 formed around the separating housing 100 by applying a blow in the upward direction through the blowing duct 200 installed inside the bottom of the separating housing 100 Wow; Air inlet duct 310, 320, 330 around the intake hole 162 is installed in communication with the inlet device for forcibly inhaling powder and fine dust discharged to the outside of the housing (100) Blown aggregate separator. According to claim 1, wherein the sprinkler device portion and the hopper (H) to which the aggregate is injected; A turner (120) rotatably provided inside the upper housing (110) installed between the hopper (H) and the separating housing (100) and radially mounted on a plurality of guide plates (122); A shaft 130 mounted and rotated at the center of the turner 120; A support frame 140 fixedly mounted between both inner surfaces of the separating housing 100; The support frame 140 is fixed to the center bottom, air blower aggregate separation device comprising a rotation motor 150 connected to the lower end of the shaft 130 to drive the turner 120 to rotate. 3. The air blowing type aggregate separator according to claim 2, wherein a plurality of blades (124) are radially installed on the bottom of the turner (120). According to claim 1, wherein the blower unit Blowing duct 200 installed through the inside of the separation housing 100 from the outside of the lower side of the separation housing 100; A blowing nozzle 210 having an inclined outer periphery in the form of a nozzle at one end of the blowing duct 200; A plurality of blow holes 212 formed on the outer periphery of the blow nozzle 210; Air blowing type aggregate separator, characterized in that it comprises a blower (B) installed on the other end of the blowing duct (200). According to claim 1, The suction device unit A plurality of guide pieces (160) formed inclined around the upper end of the separation housing (100) to form an intake hole (162) for discharging powder and fine dust; A first intake duct 310 installed around the outside of the intake hole 162 to suck powder and fine dust; A plurality of second intake ducts 320 installed in communication with a lower end of the first intake duct 310 and gradually narrowed toward the lower end so that powder and fine dust may be respectively sucked into a plurality of places; And a third intake duct (330) installed in communication with the lower end of the second intake duct (320) and the other second intake duct (320) adjacent to each other.

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