KR101781781B1 - Activated carbon powder auto dissolving unit - Google Patents

Abstract

The present invention relates to an apparatus for automatically dissolving activated carbon powder. The present invention smoothly supplies the activated carbon through a screw feeder, mixes the activated carbon powder and water in the lower part of an internal tank of a mixer, and guides mixture of the activated carbon power and the water to a guide pipe by applying an extruded feed screw, an open and close valve, a center inflow mixing guide and a center inflow mixing guide tube. The present invention can improve the efficiency of dissolving the activated carbon powder and the maintenance of the dissolving device can be stably performed.

Description

Activated carbon powder auto dissolving unit

More particularly, the present invention relates to an apparatus for automatically dissolving activated carbon powder, and more particularly, to an apparatus for automatically dissolving activated carbon powder, which comprises an extrusion conveying screw, an opening / closing valve, a central inflow mixing guide, The mixture of activated carbon powder and water in the inner lower portion and the mixture of activated carbon powder and water are smoothly guided to the guide pipe side and the efficiency of dissolving the activated carbon powder can be further improved, So that maintenance of the apparatus can be stably performed.

In general, activated carbon, slaked lime, or sodium carbonate is provided in powder form so that it can be used by dissolving in water. In order to dissolve such powdery activated carbon, slaked lime or sodium carbonate in water, there is provided an activated carbon, slaked lime or sodium carbonate powder dissolving device .

The conventional activated charcoal, slaked liquor or sodium carbonate powder dissolving apparatus as described above is characterized in that it is made of activated carbon in the powder state, a hopper for storing slaked lime or sodium carbonate, a screw feeder for supplying a fixed amount of activated charcoal, slaked lime or sodium carbonate, A mixer for mixing water, activated carbon mixed with water, and a dissolving tank for dissolving slaked lime or sodium carbonate.

However, in the apparatus for dissolving activated carbon, slaked lime, or sodium carbonate powder, activated carbon, calcium hydroxide, or sodium carbonate powder easily diffuses into the atmosphere during the process of pouring activated carbon, slaked lime, or sodium carbonate powder into the hopper for the first time.

Activated carbon, slaked lime, or sodium carbonate that diffuse into the atmosphere as described above has a problem of contaminating the surrounding air and further harming workers.

In order to solve the above problems, an applicator proposed an apparatus for dissolving activated carbon, slaked lime, or sodium carbonate powder as disclosed in Patent Document 1 (Korean Patent Laid-Open Publication No. 2015-0030857, published on Feb. 23, 2013) .

Such a conventional activated charcoal, slaked liquor or sodium carbonate powder dissolving apparatus includes a hopper for storing powdery activated carbon, slaked lime or sodium carbonate; A screw feeder for supplying a predetermined amount of activated carbon, calcium hydroxide or sodium carbonate from the hopper; A mixer for supplying the activated carbon, slaked lime or sodium carbonate and pre-mixing the water while rotating the water; A molten bath for stirring activated carbon supplied from the mixer, slaked lime or sodium carbonate while being mixed with the stored water, and discharging; And dust collecting means for collecting powdery activated carbon, slaked lime or sodium carbonate blown in the hopper, and returning the collected activated carbon, slaked lime or sodium carbonate into the hopper.

Therefore, according to the conventional activated carbon, slaked lime, or sodium carbonate powder dissolving apparatus, it is possible to collect active carbon, slaked lime, or sodium carbonate powder, which is blown in the process of putting powdery activated carbon, slaked lime or sodium carbonate into the hopper, And the collected activated carbon, slaked lime or sodium carbonate powder could be fed back to the hopper.

However, in the conventional apparatus for dissolving activated carbon, slaked lime, or sodium carbonate powder according to the conventional art as described above, a screw feeder to which a simple screw is applied is applied, whereby the screw feeder for supplying the activated carbon powder is clogged by supply accumulation at the time of supply, This was not a smooth problem.

In addition, mixing of powder and water in the inner lower part of the tank of the mixer in which the activated carbon powder discharged from the screw feeder is introduced and water is supplied is not smooth and at the same time, powder and water are mixed, There was a problem.

In addition, the supply of the activated carbon powder through the screw feeder is not smooth, the mixing of the activated carbon powder and water in the lower part of the tank inner side of the mixer is not smooth, and the guide is not smoothly guided in the mixed state of the activated carbon powder and water There is a problem that the efficiency for dissolving the activated carbon powder is significantly lowered.

Therefore, the supply of the activated carbon powder through the screw feeder, the mixing of the activated carbon powder and water in the lower part of the tank inner side of the mixer, and the guiding to the guide pipe smoothly in the state where the activated carbon powder and water are mixed, Research and development of an active carbon powder dissolving apparatus which is capable of further improving the efficiency of powder dissolution and capable of maintaining the maintenance of the dissolving apparatus stably is required.

Korean Patent Publication No. 2015-0030857 issued Feb. 23, 2013. Registered Korean Patent No. 0843348 2008. 26. Registered.

In order to solve the above-mentioned problems, the present invention is applied to an apparatus for supplying activated carbon powder through a screw feeder and a method for supplying the activated carbon powder through a screw feeder, An object of the present invention is to provide an apparatus for automatically dissolving activated carbon powder in which a mixture of activated carbon powder and water, and a mixture of activated carbon powder and water are smoothly guided to the guide pipe.

In addition, according to the present invention, by applying an extrusion feed screw, an on / off valve, a center inflow mixing guide, and a central inflow mixing induction pipe, the supply of the activated carbon powder through the screw feeder and the supply of the activated carbon powder and water The guide to the guide pipe is smoothly guided in a state where the mixed and activated carbon powder and water are mixed, thereby improving the efficiency of powdery powder of activated carbon, and at the same time, maintenance of the dissolution apparatus can be stably performed. There is a purpose.

The present invention for achieving the above-mentioned objects is as follows. That is, the apparatus for automatically dissolving activated carbon powder according to the present invention comprises: a hopper for storing activated carbon in a powder state; A screw feeder for supplying a predetermined amount of activated carbon from the hopper; An open / close valve installed at a conveying end where the extrusion conveying screw of the screw feeder is installed, and selectively opened when the extrusion conveying pressure becomes equal to or higher than a predetermined pressure to supply activated carbon; A mixer for supplying the activated carbon and simultaneously pre-mixing the water while rotating the water; A dissolving tank for mixing the activated carbon supplied from the mixer with the stored water while being supplied and then discharging the mixed water; And a dust collecting means for collecting powdery activated carbon blown in the hopper and re-supplying the collected activated carbon to the inside of the hopper.

Here, the on-off valve includes a fixed ring fixedly installed through a fixing bolt so as to surround an open transfer end of the screw feeder; A connecting piece having one end connected to the upper portion of the stationary ring; A rotation guide piece having one end hinged to the connection piece; And a valve piece for selectively opening and closing the opening portion of the stationary ring.

At this time, the rotation guide piece has a plate shape having one end connected to the connecting piece and having a plate shape twisted at a certain angle and sloping downwardly and forwardly, and then the other end bent and vertically bent, It is preferable that the connection is fixed.

Further, it is preferable that the hopper includes a vibrator for forcibly dropping the activated carbon inside.

It is preferable that the screw feeder includes a heater for heating and drying to prevent clogging or solidification due to moisture during the supply of activated carbon.

In addition, the mixer is provided with an activated carbon supply port at an upper portion thereof and a first water supply port at a lower portion thereof. The first water supply port is formed at an eccentric position from the inner center Tank; And the lower part of the upper part of the tank is connected to the inside of the tank so that the lower part of the upper part is located higher than the first water supply part, A second water supply port formed in the guide pipe; And water supply means connected to the first water supply port and the second water supply port for controlling the pressure and the opening and closing of the water to be supplied.

At this time, it is preferable that the mixer further includes a purifying filter unit for filtering the dust generated from the inside of the tank and discharging the dust to the outside.

In addition, the mixer may be configured to mix the activated carbon supplied from the screw feeder and the water supplied through the first water supply port so as to be guided to the upper open center side of the guide pipe located inside the lower side of the tank, And a central inflow mixing guide guide having a ring type in which the upper surface is flat and the inner end is inclined downward and outwardly along the open top end of the guide pipe.

In addition, the mixer is disposed on the inner side of the tank at the end of the first water supply port so that the mixer can be guided to the open upper center side of the guide pipe with respect to the water supplied through the first water supply port, And a hollow-shaft-type central inflow / mixing induction pipe extending in a curved shape toward the open top center of the guide pipe.

On the other hand, the dissolving tank includes stirring means for mixing activated carbon and water stored therein; And discharging means for discharging the mixed activated carbon from the inside through the opening and closing of the valve installed at the lower portion while being simultaneously connected to the lower and upper portions.

In addition, the melting tank may include a water level sensor for sensing the amount of water stored therein.

The dust collecting means is connected to one side of the hopper and blows air in the hopper. A filter installed inside the hopper and having powdered activated carbon floated in the discharged air so as to stick to the surface; And a pulse unit disposed above the filter and configured to generate a pulse to drop the collected activated carbon.

The pulse unit may include an air tank for generating air pressure; A valve for opening and closing air pressure; And a pulse tube connected to the valve and having a plurality of nozzles for discharging air pressure to the filter.

On the other hand, the screw feed screw of the screw feeder is formed by winding a screw portion so that the diameter gradually decreases in the longitudinal direction of the shaft portion, while the screw portion is formed as a screw piece having a certain area slit in a direction of winding on the shaft portion .

Further, the extrusion conveying screw of the screw feeder as described above is configured such that the activated carbon introduced through the hopper is conveyed in one direction while stirring so that there is no clogging in the inside, and the three screw pieces are wound in the direction of winding on the outer surface of the shaft portion It is preferable that one set is formed by bending at a predetermined angle in one direction.

In addition, the extrusion conveying screw of the screw feeder as described above is configured such that the activated carbon flowing through the hopper is conveyed in one direction so as not to be clogged therein, but can be conveyed in one direction while being gradually stirred, It is preferable that the protrusions are formed in a shape in which teeth are removed in a constant or irregular manner in a winding direction.

The wedge valve may include a wedge valve having a tapered side inserted into the open end of the screw feeder at a predetermined depth to be hermetically closed; An elastic fastening piece protruding outwardly in a plurality of directions along a tapered wide side of the wedge valve; A resilient supporting piece facing the elastic fixing piece and protruding outwardly from an outer surface of the open end of the screw feeder; And an elastic member having one end connected to the elastic fixing piece and the other end connected and fixed to the elastic supporting piece to allow the wedge valve to move and return with a certain length with elasticity.

The effect of the automatic carbon powder automatic dissolving apparatus according to the present invention is as follows.

First, the supply of activated carbon powder through the screw feeder, the mixing of activated carbon powder and water in the inner bottom of the tank of the mixer, and the mixing of activated carbon powder and water It is possible to smoothly guide the guide pipe toward the guide pipe.

Second, the supply of activated carbon powder through a screw feeder and the mixing of activated carbon powder and water in the lower part of the tank of the mixer by applying the extrusion conveying screw, the opening / closing valve, the center inflow mixing guide guide and the center inflow mixing induction pipe, So that the efficiency of dissolving the activated carbon powder can be further improved and the maintenance of the dissolution apparatus can be stably performed.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view showing an automatic dissolving apparatus for activated carbon powder according to the present invention. FIG.
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for automatically dissolving activated carbon powder.
FIGS. 3 and 4 are views showing a configuration of a main part of a screw feeder, which is a main part, in the automatic melting device for activated carbon powder according to the present invention. FIG.
FIG. 5 and FIG. 6 are views showing examples of operating states of the recessed dust collecting means in the automatic powdery-powdered activated carbon powder dissolving apparatus according to the present invention. FIG.
FIG. 7 is a view showing a configuration of a main part of a crucible mixer in the automatic powdery carbon powder dissolving apparatus according to the present invention. FIG.
FIG. 8 is a view showing a configuration of the main part of a screw feeder of an automatic powdery carbon powder automatic dissolving apparatus according to the present invention. FIG.
FIGS. 9A and 9B are perspective views showing an opening / closing valve as a main part of a screw feeder of an apparatus for automatically dissolving activated carbon powder according to the present invention. FIG.
10 is a view showing a configuration of a main part of a crucible mixer in an automatic powdery carbon powder dissolving apparatus according to the present invention.
FIG. 11 is a cross-sectional view illustrating a state in which an open / close valve according to another embodiment is applied to a screw feeder of an automatic powdery carbon automatic melting apparatus according to the present invention. FIG.
12 is an explanatory view showing a main part showing a state in which an extrusion conveying screw according to another embodiment is applied to a screw feeder of an apparatus for automatically dissolving activated carbon powder according to the present invention.
Fig. 13 is a schematic view of a main portion showing an extrusion conveying screw which is a main portion of Fig. 12; Fig.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of an automatic powdery carbon powder dissolving apparatus according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a front view illustrating an apparatus for automatically dissolving activated carbon powder according to the present invention, and FIG. 2 is a side view illustrating an apparatus for automatically dissolving activated carbon powder according to the present invention.

FIGS. 3 and 4 are views showing a configuration of a main portion showing a screw feeder in the automatic powdery activated carbon powder dissolving apparatus according to the present invention. FIGS. 5 and 6 are diagrams for explaining the operation of the recessed dust collecting means Fig.

FIG. 7 is a view showing the configuration of a main portion showing a crucible mixer in the automatic powdery activated carbon powder dissolver according to the present invention, and FIG. 8 is a view showing a configuration of a main part showing a main part of a screw feeder of the automatic powder- 9a and 9b are perspective views showing an opening / closing valve as a main part of the screw feeder of the automatic powdery powder automatic melting apparatus according to the present invention.

As shown in FIGS. 1 to 9B, the apparatus for automatically dissolving activated carbon powder according to a preferred embodiment of the present invention is an apparatus for dissolving powdery activated carbon, slaked lime, or sodium carbonate in water, Sodium carbonate will be described only by the expression of activated carbon.

The apparatus for automatically dissolving activated carbon powder includes a hopper 100, a screw feeder 200, an on-off valve 200 ', a mixer 300, a melting tank 400 and a dust collecting means 500 .

Specifically, the hopper 100 stores activated carbon in a powder state, and the activated carbon is injected through an opening and closing door at an upper part of the hopper 100, and is discharged to the lower part.

The screw feeder 200 supplies a predetermined amount of activated carbon from the hopper 100.

The opening / closing valve 200 'is installed at a transfer end where the extrusion / delivery screw 210 of the screw feeder 200 is installed. Optionally, when the extrusion delivery pressure becomes a predetermined pressure or more, .

The mixer 300 supplies the activated carbon and simultaneously mixes the water while rotating the water.

In addition, the dissolving tank 400 mixes the activated carbon supplied from the mixer 300 with the stored water while being stirred, and discharges it.

The dust collecting means 500 collects activated carbon powder in a powder state blown up inside the hopper 100 and supplies the collected activated carbon to the inside of the hopper 100 again.

In the apparatus for automatically dissolving activated carbon powder according to the present invention configured as described above, the hopper 100 includes a sensor 110 for sensing the minimum amount of activated carbon stored as shown in FIG. 2, When the amount of activated carbon stored in the hopper 100 reaches a minimum value, the sensor 110 transmits a signal to the control unit to stop the operation.

1, the hopper 100 preferably includes a vibrator 120 for forcibly dropping the activated carbon inside, that is, the vibrator 120 vibrates the hopper 100 100 to be discharged to the lower screw feeder 200, the activated carbon is forced to drop the activated carbon attached to the inclined surface in the hopper 100.

On the other hand, the screw feeder 200 described above preferably supplies a predetermined amount of activated carbon from the hopper 100, and it is preferable that the supply amount can be controlled by the control unit.

1 and 2, the screw feeder 200 is installed over the hopper 100 and the mixer 300, and has a configuration as shown in FIGS.

As shown in FIGS. 3 and 8, the screw feeder 200 includes a heater 250 for heating and drying the activated carbon conveyed so as to be heated and dried while being conveyed in one direction. .

At this time, the heater 250 is preferably installed in the form of a heat ray or a surface heating element so as to surround the outer surface of the screw feeder 200.

8, 9A and 9B, the opening and closing valve 200 'in the automatic powdery powder automatic dissolving apparatus according to the present invention includes a fixing bolt 211' so as to surround the open transfer end of the screw feeder 200, A fixed ring 210 'that is fixedly installed through the support shaft 210'; A connecting piece 220 'having one end connected to the upper portion of the stationary ring 210'; A rotation guide piece 230 'having one end hinged to the connection piece 220'; And a valve piece 240 'selectively connected to the other end of the rotation guide piece 230' to selectively open and close the opening of the stationary ring 210 '.

At this time, the rotation guide piece 230 'has one end connected to the connecting piece 220' and having a plate shape twisted at a predetermined angle, extending forward and downward, and then bent and vertically bent And the other end is connected and fixed to the center of one surface of the valve piece 240 '.

According to the above-described opening / closing valve 200 ', only when the extrusion pressure of the activated carbon supplied to the mixer 300 through the screw feeder 200 becomes equal to or higher than a predetermined pressure, the mixer 300 The activated carbon can be supplied to the activated carbon.

Meanwhile, as described above, the mixer 300 supplies activated carbon and simultaneously pre-mixes the water while rotating the water, so that the activated carbon is uniformly mixed with the water.

7, the mixer 300 may include a tank 310, a guide pipe 320, and a water supply means 330. [

At this time, the tank 310 is provided with an activated carbon supply port 310a at its upper portion and a first water supply port 310b at its lower portion. The first water supply port 310b, And is formed at a position eccentric from the inner center so as to be able to pivot at a predetermined angle.

The guide pipe 320 is formed in the shape of a funnel so as to be coupled to the lower center of the tank 310. When the opened upper part of the guide pipe 320 is coupled into the tank 310, And a second water supply port 320b is formed in the lower portion exposed to the lower portion of the tank 310 so that water is supplied in an oblique direction.

The water supply means 330 is connected to the first water supply port 310b and the second water supply port 320b and controls the pressure and the opening and closing of the supplied water.

According to the structure of the mixer 300 as described above, since activated carbon falls into the tank 310 and is mixed with water circulating inside the tank 310, the activated carbon is mixed evenly, and the activated carbon, The water can be discharged smoothly by the water flowing through the second water supply port 320b provided at the lower portion of the guide pipe 320. [

The water supply means 300 controls the pressure of the water and the opening and closing of the water by the control unit. For this purpose, a manual valve, a pressure reducing valve, a pressure gauge, an electronic valve, a pressure switch or a flow meter is preferably installed.

The mixer 300 may further include a purifier filter unit 301 disposed at an upper portion of the tank 310 to filter dust generated from the inside of the tank 310 and to discharge the dust to the outside .

The mixer 300 mixes the activated carbon supplied from the screw feeder 200 and the water supplied through the first water supply port 310b to mix the activated carbon supplied from the guide pipe 320 so that it can be guided to the open top center side of the open top.

Therefore, the mixer 300 has a ring-type center inflow mixing guide 300 having a flat top surface and an inclined downward inner side along the open top end of the guide pipe 320 inside the tank 310, It is preferable that a guide 350 is additionally provided.

1 and 2, the dissolving tank 400 includes an agitating means 410 for mixing the activated carbon and water stored therein, and an agitating means 410 for mixing therein the active carbon powder, And discharging means 420 for allowing the mixed activated carbon to be overflowed to the upper side through opening and closing of the valve installed at the lower portion while concurrently connecting the lower and upper activated carbon.

At this time, the stirring means 410 is driven by a motor, and the motor is controlled by a control unit.

Furthermore, it is preferable that the dissolution tank 400 as described above comprises, as an embodiment, a water level sensor 430 for sensing the internal water storage amount.

At this time, the water level sensed by the water level sensor 430 is preferably transmitted to the controller so that the water level can be automatically adjusted.

Meanwhile, in the apparatus for automatically dissolving activated carbon powder according to the present invention as described above, the dust collecting means 500 collects activated carbon in a powder state blown in the hopper 100, and collects the collected activated carbon, slaked lime or sodium carbonate in a hopper 100).

That is, the dust collecting means 500 collects the activated carbon powder in the powdered state, and drops the activated carbon into the hopper 100 again.

5 and 6, the dust collecting means 500 is connected to one side of the hopper 100 and includes a blower 510 for sucking air in the hopper 100, A filter 520 installed in the interior of the filter 520 and formed to adhere to the surface of activated carbon in the form of powder floating in the air to be discharged and a filter 520 installed on the filter 520 to generate pulses, And a pulse unit 530 configured to drop sodium carbonate.

At this time, the filter 520 is preferably made of a filter cloth made of a special surface-treated filter material so that powdered activated carbon is not attached to the surface thereof.

The pulse unit 530 includes an air tank 530a that generates air pressure, a valve 530b that opens and closes the air pressure, and a pulse that is connected to the pulse valve and includes a plurality of nozzles And a tube 530c.

The intensity of the pulse in the pulse unit 530 as described above can be adjusted by the shape of the valve 530b and the pulse tube 530c.

FIG. 10 is a block diagram showing a main part mixer in the apparatus for automatically dissolving activated carbon powder according to the present invention. FIG.

The mixer 300 shown in FIG. 10 differs from the embodiment described with reference to FIGS. 1 to 9B only in that it further includes a central inflow mixing induction pipe 370. Hereinafter, A detailed description thereof will be omitted.

Referring to FIG. 10, the mixer 300 in the apparatus for automatically dissolving activated carbon powder according to the present invention may be provided with an open upper end center side of the guide pipe 320 with respect to water supplied through the first water supply port 310b It is important to be able to be guided.

The upper end of the mixer 300 is disposed on the inner side of the tank 310 at the end of the first water supply port 310b and the lower end of the mixer 300 is curved and extended toward the open upper center side of the guide pipe 320 It is preferable to further include a central inflow mixing induction pipe 370 of a hollow shaft type.

FIG. 11 is a cross-sectional view illustrating a state in which an opening / closing valve according to another embodiment is applied to the screw feeder of the automatic powdery powder automatic dissolving apparatus according to the present invention.

The embodiment of the opening / closing valve 200 'as shown in FIG. 11 differs from the embodiment described with reference to FIGS. 8, 9a and 9b in that the opening / closing valve 200' is applied to a structure for selectively opening / will be.

11, the opening / closing valve 200 'according to another embodiment includes a wedge valve 200' which is disposed in a closed state by inserting a tapered side of the screw feeder 200 at a predetermined depth to an open transfer end of the screw feeder 200 250 '); An elastic fixing piece 260 'protruding outwardly along a tapered wide side of the wedge valve 250'; An elastic supporting piece 270 'which is opposed to the elastic fixing piece 260' and protrudes outwardly from the outer surface of the open end of the screw feeder 200; And the other end of which is connected and fixed to the elastic supporting piece 270 'to elastically and selectively move the wedge valve 250' by a predetermined length 280 ').

According to another embodiment of the present invention, when the extrusion pressure of the activated carbon supplied to the mixer 300 through the screw feeder 200 is higher than a predetermined pressure, The activated carbon can be selectively supplied to the mixer 300 side, and when the pressure is less than the predetermined pressure, the supply of the activated carbon can be shut off and stopped.

FIG. 12 is an explanatory view showing a state where the extrusion conveying screw according to another embodiment is applied to the screw feeder of the apparatus for automatically dissolving activated carbon powder according to the present invention, and FIG. 13 is an explanatory view showing an extrusion conveying screw, Fig.

The embodiment of the extrusion feed screw 210 of the screw feeder 200 as shown in Figs. 12 and 13 is similar to that of the screw feeder 200 of the screw feeder 200 described with reference to Figs. 1 to 9B, 1 to 9B, which are applied to the same type, as will be described in detail below.

12 and 13, the extrusion feed screw 210 of the screw feeder 200 is formed by winding the screw portion 215 so that the diameter gradually decreases in the longitudinal direction of the shaft portion 211, while the screw portion 215 May be applied to a structure in which a screw piece (216) is formed by slitting with a certain area in a winding direction of the shaft portion (211).

In particular, it is important that the extrusion conveying screw 210 of the screw feeder 200 is capable of transferring the activated carbon introduced through the hopper 100 in one direction while stirring the inside of the screw without interfering with the inside thereof, It is preferable that three sets of bending portions 216 are formed by bending at a predetermined angle in one direction in a direction of winding on the outer surface of the shaft portion 211.

Of course, the screw pieces 216 may be bent so as to be staggered at a certain angle alternately in one unit in a winding direction on the outer surface of the shaft portion 211, considering the efficiency of being transferred while being stirred, It will be understood that the screw pieces 216 may be bent in various directions in a winding direction on the outer surface of the shaft portion 211.

In addition, the extrusion feed screw 210 of the screw feeder 200 may transfer the activated carbon introduced through the hopper 100 in one direction so as not to be clogged therein, but may be transferred in one direction while being gradually stirred. And the screw pieces 216 may be formed in the screw part 215 so as to be irregularly removed in a direction in which the screw parts 216 are wound on the outer surface of the shaft part.

According to the above-described automatic powder melting apparatus for an activated carbon powder according to the present invention, by applying the extrusion feed screw, the open / close valve, the center inflow mixing guide, and the center inflow mixing induction pipe, the supply of the activated carbon powder through the screw feeder, The mixing of the activated carbon powder and the water in the inner lower portion and the mixing of the activated carbon powder and the water can smoothly guide the guide pipe.

In addition, by supplying the extruded feed screw, the open / close valve, the center inflow mixing guide, and the center inflow mixing induction pipe, the supply of the activated carbon powder through the screw feeder, the mixing of the active carbon powder and water in the inner bottom of the tank of the mixer, So that the efficiency of dissolving the activated carbon powder can be further improved and the maintenance of the dissolving apparatus can be stably performed.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, the invention is not limited thereto. Various modifications may be made by those skilled in the art. Are included in the scope of the present invention.

100: hopper 110: sensor
120: vibrator 200: screw feeder
210: extrusion feed screw 211:
215: Screw part 216: Screw piece
250: heater 200 ': opening / closing valve
210 ': Fixing ring 211': Fixing bolt
220 ': connecting piece 230': rotation guide
240 ': valve piece 250': wedge valve
260 ': elastic fixing piece 270': elastic supporting piece
280 ': elastic member 300: mixer
301: Purification filter unit 310: tank
310a: activated carbon supply port 310b: first water supply port
320: guide tube 320b: second water supply port
330: Water supply means 350: Central inflow mixing guide guide
370: Central inflow mixing induction tube 400: Melting bath
410: stirring means 420: discharging means
430: water level sensor 500: dust collecting means
510: Blower 520: Filter
530: Pulse unit 530a: Air tank
530b: valve 530c: pulse tube

Claims (17)

A hopper 100 for storing activated carbon in a powder state;
A screw feeder 200 for supplying a predetermined amount of activated carbon from the hopper 100;
An open / close valve 200 'installed at a conveying end where the extrusion conveying screw 210 of the screw feeder 200 is installed, and selectively opened when the extrusion conveying pressure becomes equal to or higher than a predetermined pressure to supply activated carbon;
A mixer 300 for supplying the activated carbon and pre-mixing the water while rotating the water;
A molten bath 400 which is supplied with the activated carbon supplied from the mixer 300 and stirred together with the stored water and then discharged; And
And a dust collecting means (500) for collecting powdery activated carbon blown in the hopper (100) and re-supplying the collected activated carbon into the hopper (100)
The screw feeder screw 210 of the screw feeder 200 is formed by winding the screw portion 215 so that the diameter of the screw portion 215 gradually decreases in the longitudinal direction of the shaft portion 211,
Wherein the screw part (215) is provided with a screw piece (216) slitably formed with a predetermined area in a winding direction of the shaft part (211). The method according to claim 1,
The on-off valve 200 '
A fixing ring 210 'fixedly installed through a fixing bolt 211' so as to surround an open transfer end of the screw feeder 200;
A connecting piece 220 'having one end connected to the upper portion of the stationary ring 210';
A rotation guide piece 230 'having one end hinged to the connection piece 220';
, And a valve piece (240 ') connected to the other end of the rotation guide piece (230') so as to selectively open and close the opening portion of the fixed ring (210 '). Device. 3. The method of claim 2,
One end of the rotation guide piece 230 'is connected to the connection piece 220' and has a plate shape twisted at a predetermined angle. The rotation guide piece 230 'has a plate shape having no warping after being slanted downward and inclined downward, And the valve piece (240 ') is fixedly connected to the center of one side of the valve piece (240'). The method according to claim 1,
Wherein the hopper (100) comprises a vibrator (120) for forcibly dropping the activated carbon inside. The method according to claim 1,
Wherein the screw feeder (200) comprises a heater (250) for heating and drying the activated carbon to prevent clogging or solidification due to moisture during the supply of activated carbon. The method according to claim 1,
The mixer 300 is provided with an activated carbon supply port 310a at its upper portion and a first water supply port 310b at a lower portion thereof. A tank 310 formed at a position eccentric from the inner center so as to be able to be moved;
The first water supply port 310b is formed in the form of a funnel so as to be coupled to the lower center of the tank 310. The opened upper portion of the tank 310 is coupled to the inside of the tank 310, (320) formed with a second water supply port (320b) for supplying water in a diagonal direction to a lower part exposed to the lower part of the water tank (310). And
And water supply means (330) connected to the first water supply port (310b) and the second water supply port (320b) for controlling the pressure and the opening and closing of the water to be supplied. Device. The method according to claim 6,
The mixer 300 is further provided with a purifying filter unit 301 for filtering the dust generated from the inside of the tank 310 and discharging the dust to the outside at an upper portion of the tank 310. [ Device. A hopper 100 for storing activated carbon in a powder state;
A screw feeder 200 for supplying a predetermined amount of activated carbon from the hopper 100;
An open / close valve 200 'installed at a conveying end where the extrusion conveying screw 210 of the screw feeder 200 is installed, and selectively opened when the extrusion conveying pressure becomes equal to or higher than a predetermined pressure to supply activated carbon;
A mixer 300 for supplying the activated carbon and pre-mixing the water while rotating the water;
A molten bath 400 which is supplied with the activated carbon supplied from the mixer 300 and stirred together with the stored water and then discharged; And
And a dust collecting means (500) for collecting powdery activated carbon blown in the hopper (100) and re-supplying the collected activated carbon into the hopper (100)
The mixer (300)
An activated carbon inlet port 310a is formed in the upper portion and a first water inlet port 310b is formed in the lower portion. A tank 310 formed at an eccentric position;
The first water supply port 310b is formed in the form of a funnel so as to be coupled to the lower center of the tank 310. The opened upper portion of the tank 310 is coupled to the inside of the tank 310, (320) formed with a second water supply port (320b) for supplying water in a diagonal direction to a lower part exposed to the lower part of the water tank (310). And
And water supply means (330) connected to the first water supply port (310b) and the second water supply port (320b) and controlling the pressure and the opening and closing of the supplied water,
The mixer 300 mixes the activated carbon supplied from the screw feeder 200 and the water supplied through the first water supply port 310b to mix the activated carbon with the guide pipe 320 located inside the tank 310, To be guided to the open top center side of the < RTI ID = 0.0 >
The center inflow / mixing guide guide 350 having a ring type in which the upper surface is flat and the inner end is inclined downward and outward is formed inside the lower portion of the tank 310 along the open upper end of the guide pipe 320 Wherein the activated carbon powder has a melting point higher than the melting point of the activated carbon powder. A hopper 100 for storing activated carbon in a powder state;
A screw feeder 200 for supplying a predetermined amount of activated carbon from the hopper 100;
An open / close valve 200 'installed at a conveying end where the extrusion conveying screw 210 of the screw feeder 200 is installed, and selectively opened when the extrusion conveying pressure becomes equal to or higher than a predetermined pressure to supply activated carbon;
A mixer 300 for supplying the activated carbon and pre-mixing the water while rotating the water;
A molten bath 400 which is supplied with the activated carbon supplied from the mixer 300 and stirred together with the stored water and then discharged; And
And a dust collecting means (500) for collecting powdery activated carbon blown in the hopper (100) and re-supplying the collected activated carbon into the hopper (100)
The mixer (300)
An activated carbon inlet port 310a is formed in the upper portion and a first water inlet port 310b is formed in the lower portion. A tank 310 formed at an eccentric position;
The first water supply port 310b is formed in the form of a funnel so as to be coupled to the lower center of the tank 310. The opened upper portion of the tank 310 is coupled to the inside of the tank 310, (320) formed with a second water supply port (320b) for supplying water in a diagonal direction to a lower part exposed to the lower part of the water tank (310). And
And water supply means (330) connected to the first water supply port (310b) and the second water supply port (320b) and controlling the pressure and the opening and closing of the supplied water,
The mixer 300 may be connected to the open upper end of the guide pipe 320 with respect to the water supplied through the first water supply port 310b,
A central inflow mixture of hollow shaft type in which the upper end is disposed on the inner side of the tank 310 at the end of the first water supply port 310b and the lower end is curved and extended toward the open upper center side of the guide pipe 320, And an induction pipe (370). The method according to claim 1,
The dissolving tank 400 includes stirring means 410 for mixing the activated carbon and water stored therein. And
And discharging means 420 for discharging the mixed activated carbon from the inside through the opening and closing of the valve installed at the lower portion while simultaneously connecting to the lower and upper portions. An automatic carbon powder powder. The method according to claim 1,
Wherein the dissolution tank (400) comprises a water level sensor (430) for sensing the amount of water stored therein. The method according to claim 1,
The dust collecting means 500 is connected through one side of the hopper and includes a blower 510 for sucking air in the hopper 100;
A filter 520 installed in the hopper 100 and having powdered activated carbon floated in the air to be adhered to the surface; And
And a pulse unit (530) installed above the filter (520) and configured to generate pulses to drop the collected activated carbon. 13. The method of claim 12,
The pulse unit 530 includes an air tank 530a for generating air pressure;
A valve 530b for opening and closing the air pressure; And
And a pulse tube (530c) connected to the valve (530b) and having a plurality of nozzles for discharging the air pressure to the filter. delete The method according to claim 1,
The extrusion conveying screw 210 of the screw feeder 200 is configured to transfer the activated carbon introduced through the hopper 100 in one direction while stirring it without clogging the inside,
Wherein three sets of the screw pieces (216) are wound on the outer surface of the shaft portion (211) in one set by bending at a predetermined angle in one direction. 16. The method according to claim 1 or 15,
The extrusion conveying screw 210 of the screw feeder 200 is configured to transfer the activated carbon introduced through the hopper 100 in one direction so as not to be clogged therein,
Wherein the screw pieces (216) are formed in the screw part (215) so as to be irregularly removed in a regular or irregular manner in a winding direction on the outer surface of the shaft part. The method according to claim 1,
The on-off valve 200 '
A wedge valve 250 'in which a tapered side of the screw feeder 200 is inserted at a predetermined depth into the closed end of the screw feeder 200;
An elastic fixing piece 260 'protruding outwardly along a tapered wide side of the wedge valve 250';
An elastic supporting piece 270 'which is opposed to the elastic fixing piece 260' and protrudes outwardly from the outer surface of the open end of the screw feeder 200; And
The elastic member 280 'is connected to the elastic fixing member 260' at one end thereof and is fixedly connected to the elastic supporting member 270 'at the other end thereof to selectively move the wedge valve 250''). The apparatus for automatically dissolving activated carbon powder according to claim 1,

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