KR100670186B1 - Apparatus for sorting aggregate by circulating air - Google Patents

Abstract

An air circulation-type aggregate separating device is provided to sort out aggregates of the predetermined size by circulating the air and to simplify the entire process by excluding cleaning water disposal and drying steps. The air circulation-type aggregate separating device is composed of a sprinkling device unit for dropping aggregates input through a hopper(H) to the upside of a turner(120) rotatively mounted in an upper housing(110) and sprinkling 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 upper periphery of the separating housing by blowing the air toward the upside through a blowing duct(200) disposed in the lower end of the separating housing; an intake device unit forcibly sucking the powder and fine dust discharged from the separating housing by installing intake ducts(310,320,330) connected to a blower(B) around the intake hole; and a circulator unit re-sucking the powder and fine dust sucked through the intake ducts, into a circulating housing(400) installed at the lateral side of the separating housing by generating turbulence and re-inputting the powder and fine dust into the blowing duct by filtering the powder and fine dust by a filter(440).

Description

Apparatus for sorting aggregate by circulating air}

1 is a front sectional view showing the overall structure of the air circulation aggregate separator according to the present invention,

Figure 2 is a plan view from above of the air circulation 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,

Figure 5 is a front sectional view showing an enlarged structure of the circulation bottle and the screw frame of the upper end of the circulation housing according to the present invention,

Figure 6 is a front sectional view showing an enlarged action state of the discharge door of the lower end of the circulation housing according to the present 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

400: circular housing 410: circular duct

420: circular bottle 430: screw frame

440: filter 450: discharge door

B: Blower H: Hopper

The present invention relates to an aggregate separation device, and more particularly, since the sorting operation of the aggregate is continuously performed through the air blowing action, the air circulation to reduce the equipment cost required for the sorting operation and improve the convenience of the work. It relates to an aggregate type separator.

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 it is, landfills are difficult to secure, landfill costs are high, and the environment has a serious impact on the environment.In each country, there are two aspects to protect the natural environment and to recycle resources. Various measures are taken to treat construction 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 in order to solve the conventional problems as described above, since the sorting operation of the input aggregate is continuously made through the air blowing action, to reduce the equipment cost required for the sorting operation and to improve the convenience of the operation To provide an air-circulating aggregate separation device.

The constitution of the present invention for achieving the above object, the sprinkler device portion to drop the aggregates flowing through the hopper on the rotating turner 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; A suction device unit forcibly sucking powder and fine dust discharged to the outside of the separate housing by installing an intake duct connected to the blower around the intake hole; It characterized in that it comprises a circulator unit for re-inhaling while causing the vortex in the circulation housing installed in the separating housing side and the powder and fine dust sucked through the intake duct while filtering through the filter and re-introduced into the blowing duct.

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

1 to 6 show the air circulation aggregate separation device of the present invention, which is composed of a sprinkler device portion, a blower unit, a suction unit and a circulation unit.

First, the sprinkler device is to drop the aggregate introduced through the hopper (H) on the rotating turner 120 to serve to disperse the inside of the separating housing 100, the hopper (H), the turner 120 And a shaft 130, a support frame 140, and a 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) in the upper part to serve aggregates 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 and a blower hole (212).

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. At the end, the nozzle-shaped blowing nozzle 210 is bent upwards, and a plurality of blowing holes 212 are formed at the outer circumference of the blowing nozzle 210. 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.

Subsequently, the suction device unit installs the intake ducts 310, 320, 330 connected to the blower B around the intake hole 162 on the upper side of the separation housing 100 to discharge the powder out of the separation housing 100. And to serve to force the fine dust, the guide piece 160, the first, second, third intake ducts 310, 320, 330, and a blower (B).

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. It is configured to suck the dust, and each of the ends of the third intake duct 330 is provided with a blower (B) is configured to suck the powder and fine dust sucked into the third intake duct (330).

At this time, the blower (B) is driven by the blower motor is installed on one side, by the operation of the blower motor can be adjusted to control the wind to enable the selection of the aggregate of the desired size, in the present invention aggregate less than 6mm Adjust and set the wind power of the blower (B) to screen the.

On the other hand, the circulator unit re-suctions the powder and fine dust sucked through the plurality of intake ducts 310, 320, 330 causing vortex into the circulation housing 400 installed on the separation housing 100 side At the same time, the filter 440 to filter and reflow into the blowing duct 200, the circulation duct 410, the circulation housing 400, the circulation bottle 420, the screw frame 430 and It is composed of a filter 440, the discharge door 450.

1, 5, and 6, the circulation duct 410 is installed at the end of the blower B, respectively, so that the powder and fine dust sucked through the third intake duct 330 to the circulation duct 410. Re-suction, the end of the circulation duct 410 is installed in communication with one end of the upper end of the circulation housing 400 to introduce the powder and fine dust introduced into the circulation duct 410 into the circulation housing 400. At this time, the end of the circulation duct 410 is installed to be away from the center of the circulation housing 400, so that the air sucked into the circulation housing 400 through the circulation duct 410 can be sucked causing the vortex.

Subsequently, a circulation bottle 420 having a lower end is installed at an inner center of the upper end of the circulation housing 400, and a spiral passage may be formed between the circulation housing 400 and the circulation bottle 420. The spiral screwframe 430 is molded. Here, the spiral passage formed through the screw frame 430 is formed to gradually narrow the width down to the lower portion to generate a stronger vortex in the air sucked through the passage.

In addition, a mesh type filter 440 is installed at the center of the upper surface of the circulation housing 400, and the air purified through the filter 440 is blown by connecting an end of the blower duct 200 to the top of the filter 440. It is configured to be re-introduced into the duct 200. In addition, the discharge door 450 is installed at the lower end of the circulation housing 400 so as to be opened and closed according to the weight of the powder and fine dust which are filtered through the filter 440 and stacked below.

That is, the discharge door 450 is hinged to the lower end of the circulation housing 400, the discharge does not cover more than the area of the discharge door 450 to cover the lower end of the circulation housing 400 based on the hinged portion By installing another area of the door 450 larger or by fixing an additional weight, the discharge door 450 may be opened by the weight of the powder and fine dust stacked inside the circulation housing 400.

Referring to the operation and effect of the present invention configured as described in detail as follows.

In order to separate the aggregate, powder and fine dust by using the air circulation aggregate separator of the present invention, when 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.

As such, the sucked powder and fine dust is again sucked into the circulation duct 410 via the third intake duct 330. The blowing and intake and circulation of the air as described above are performed by the blowing of the blower (B). Is done through.

In addition, the air blown from the circulation duct 410 is introduced into the circulation housing 400 again, and forms a vortex while passing through the spiral passage inside the circulation housing 400. At this time, the circulation duct 410 is installed along the direction of travel of the spiral passage away from the center of the circulating housing 400, and gradually narrower as the spiral passage is lowered, thereby being introduced into the circulating housing 400. It is possible to generate stronger vortices in the air.

As such, the powder and fine dust introduced into the circulation housing 400 together with the air are transferred into the circulation bottle 420 at the upper end of the circulation housing 400 by the vortex. Thereafter, powder and fine dust are filtered off by the filter 440 installed on the top of the circulation bottle 420, and the purified air is separated through the blowing duct 200 connected to the filter 440. By blowing into the inside, it can continue to be used for aggregate separation.

Here, the powder and fine dust filtered by the filter 440 is gradually accumulated inside the lower end of the circulation housing 400. When the powder and the fine dust are heavy, the discharge door at the bottom of the circulation housing 400 becomes heavy as shown in FIG. Since the 450 does not win the weight of the powder and fine dust and falls to the bottom while being opened, it is possible to remove the powder and fine dust.

That is, by selecting the aggregate of a predetermined size through the air circulation as described above, it is unnecessary to separate the fine dust, such as 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 circulation aggregate separator of the present invention is to continue to automatically separate the aggregates 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 is to screen the aggregate of a predetermined size through the air circulation method, it is not necessary to separate the fine dust, such as separate water washing, according to this, the washing water treatment work and the drying work, etc. sediment is 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 (8)

A sprinkler device unit which 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; Blowing apparatus for blowing out the powder and fine dust to the outside through the air intake hole 162 formed around the upper end of the housing by separating the blowing duct 200 installed inside the bottom of the separation housing 100 Wealth; An intake device unit for inhaling powder and fine dust discharged to the separation housing 100 by installing an intake duct 310, 320, 330 connected to the blower B around the intake hole 162; The powder and fine dust sucked through the intake ducts 310, 320, 330 are re-suctioned by causing vortex into the circulation housing 400 installed at the side of the separating housing 100, and at the same time through the filter 440. Air circulation type aggregate separator, characterized in that it comprises a circulator for filtering and re-introducing into the air blowing duct (200). 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 intake aggregate separator characterized in that it comprises a rotation motor 150 is connected to the lower end of the shaft 130 to drive the turner 120 to rotate. According to claim 2, Air inhaler aggregate separation device, characterized in that a plurality of blades (124) further 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 formed at an end of the blowing duct 200 to have an inclined outer periphery in the form of a nozzle; Air blowing type aggregate separator, characterized in that it comprises a plurality of blowing holes (212) formed on the outer periphery of the blowing nozzle (210). 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; A third intake duct 330 installed in communication with a lower end of the second intake duct 320 and another lower intake duct 320 adjacent thereto; Air circulation type aggregate separator, characterized in that it comprises a plurality of blowers (B) installed at the end of the third intake duct (330) for sucking powder and fine dust. According to claim 1, wherein the circulator unit and the circulation duct 410 is installed at the end of the blower (B) to suck the powder and fine dust sucked; A circulation housing 400 communicating with an end of the circulation duct 410; A circulation bottle 420 having a lower end opened in the center of the circulation housing 400; A screw frame 430 formed to form a spiral passage between the circulation housing 400 and the circulation bottle 420; A filter 440 installed at the center of the upper surface of the circulation housing 400, the upper end being connected to the blower duct 200; Air circulation type aggregate separator characterized in that it comprises a discharge door 450 installed at the bottom of the circulating housing 400 to be opened and closed according to the weight of the powder and fine dust is filtered and laminated through the filter 440 . 7. The air circulation type according to claim 6, wherein an end portion of the circulation duct 410 is installed in communication with the center of the circulation housing 400 so that the air sucked into the circulation housing 400 can be sucked causing the vortex. Aggregate Separator. The air circulation type aggregate separator according to claim 6, wherein the spiral passage formed through the screw frame (430) is gradually narrowed downward as it descends.

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