JP5869824B2 - Dust collector - Google Patents

Description

  The present invention relates to a dust collector that separates and removes foreign matters such as pests, straws, and dust mixed in a grain group being conveyed when sorting and drying the grain.

  Conventionally, as this kind of dust collector, for example, Patent Document 1 discloses a grain that sucks a dust conveyed with a grain in a grain dryer with a dust collecting fan and separates the dust and a dust by a cyclone. A dust collector for a dryer is known. This dust collecting apparatus includes a dust collecting fan that sucks dust and other foreign matters mixed in the grain of the drying conveyance path, and a cyclone that separates the foreign matter and waste air sent from the dust collecting fan. And a filter for collecting dust contained in the exhausted air that has passed through the exhaust pipe inside the box and below the lid body. The dust collected in the cyclone is captured by a storage container such as a garbage bag that is detachably attached to the lower part of the cyclone, and dust mixed in the exhaust air that cannot be removed by the cyclone is captured by a filter inside the box. It is configured to gather.

JP 2007-3149 A

  Although the dust collection processing apparatus shown in Patent Document 1 can separate foreign matters by a cyclone, main components such as a cyclone are supported by a support body attached to a side surface of a box body provided with a drying unit, and are substantially Applications are limited to grain dryers, and other applications such as sorting machines cannot be used. Moreover, even if it can be diverted, it is necessary to transport or move the components of the dust collection processing apparatus separately from the grain dryer, which is extremely troublesome and heavy labor. In addition, since a filter is used to collect dust contained in the exhaust air that could not be completely separated by the cyclone, maintenance to periodically remove the clogging of the filter is necessary, and the maintenance work is troublesome. There was a problem such as.

  Accordingly, the present invention has been made paying attention to the above-mentioned problems, and provides a dust collector excellent in versatility that can easily be moved by collecting the dust collector components in a compact manner and can be diverted to various devices regardless of applications. In addition, an object of the present invention is to provide a dust collector that reliably collects fine powdery dust that tends to float on a swirling flow and that has excellent maintainability.

The dust collector according to claim 1 of the present invention has a suction hole at one end and an intake pipe connected to the separation cylindrical pipe at the other end, a dust collection fan for sucking air containing foreign matter from the suction hole, and the separation A foreign matter collecting part provided at the lower end of the cylindrical tube, an exhaust pipe connected to the upper end of the separation cylindrical pipe for exhausting air sucked by the dust collecting fan, and each component of the dust collector excluding at least the foreign matter collecting part A housing that accommodates and forms a unit; and a movable carriage that mounts the housing; and the air is sucked from the suction hole by the dust collecting fan and blown to the separation cylindrical tube. to generate a swirling flow in a cylindrical tube, is recovered in the foreign matter collecting unit by separating the foreign matter by the swirling flow, the minute foreign matter remaining in the exhaust gas exhausted from the previous SL min away cylindrical tube of the exhaust pipe Capture with water in the tank located at the bottom Configuration was a dust collector as the housing and the support portion is divided into a horizontal housing section extending horizontally from said supporting column portion, erected the column portion to said carriage, said horizontally from the support portion The storage unit is supported in a cantilevered manner, the separation cylindrical tube penetrates from the horizontal storage unit to the outside, and the foreign material collection unit is detachably attached to the lower end of the separation cylindrical tube exposed to the outside. The housing including the collecting unit is mounted on the carriage, and the dust collector can be moved .

Dust collector of claim 2 of the present invention is the dust collector according to claim 1, wherein the exhaust pipe while being placed astride the tub before and SL separating the cylindrical tube through the horizontal housing section, one end of the exhaust pipe Opens to the inside of the column and faces the water in the water tank disposed in the column, and the exhaust from the exhaust pipe passes through the column from the gap between the water in the tank and the exhaust pipe. The exhaust gas is exhausted to the outside through an exhaust hole provided in the section.

  According to the dust collector of the present invention, a swirling flow is generated in the separation cylindrical tube by the dust collecting fan, and the foreign matter mixed in the grains is collected in the foreign matter collecting part of the separation cylindrical tube, and further removed by the separation cylindrical tube. Fine dust or dust that has not been collected can be captured by the water in the water tank installed at the bottom of the exhaust pipe, and foreign objects can be removed more reliably, and clean air from which foreign objects have been removed is removed from the exhaust holes. There is no risk of exhausting to the outside and causing environmental degradation. In addition, by arranging the water tank and exhaust pipe using the internal space of the support column of the housing, the dust collector components can be compactly assembled and mounted on the carriage, so that the dust collector can be easily moved. For example, it can be easily switched from a sorter or the like to a dryer, can be used for dust collection of various devices, and has excellent versatility. Furthermore, since the foreign material collection part which stores the foreign material collected by the separation cylindrical tube is exposed to the outside and is detachably attached to the separation cylindrical tube, for example, a transparent or translucent garbage bag as the foreign material collection unit The amount of foreign matter collected in the garbage bag can be confirmed from the outside, and the exchange operation of the garbage bag is easy. In addition, since the separation cylindrical tube from which the swirl flow (cyclone) is derived is not an inverted conical shape but a simple cylindrical shape, the forming process is easy, the manufacturing process can be simplified, and the manufacturing cost can be reduced.

It is sectional drawing of the dust collector of this invention. It is a plane sectional view of a dust collector same as the above. FIG. 2 is a cross-sectional view taken along line AA in FIG.

  Hereinafter, an embodiment of a dust collector 1 according to the present invention will be described with reference to the accompanying drawings.

The dust collector 1 in the present embodiment separates and collects foreign matters such as straws and swarf mixed with grains by sucking air in a conveying path such as a sorter when sorting grains and the like. In order to collect the dust collected by the separating cylindrical tube 3 and the dust collecting fan 4 that sucks air in a conveying path such as a sorter (not shown) from the suction hole 2 and blows the air to the separating cylindrical tube 3. A foreign matter collecting section 5 that is detachably attached to the lower end of the separation cylindrical tube 3; an exhaust pipe 6 that is connected to the separation cylindrical pipe 3 so as to face the foreign matter collection section 5; It is composed of a water tank 7 that is disposed in the lower part and captures foreign matter remaining in the exhaust, a housing 8 that houses these components, and a movable carriage 9 on which the housing 8 is mounted.

  The dust collecting fan 4 is composed of a plate fan having a large number of wings arranged in the intake pipe 10. One end of the intake pipe 10 is formed with a suction hole 2 communicating with a conveying path such as the sorter, and the other end of the intake pipe 10 is connected to the separation cylindrical pipe 3 in a tangential direction. By blowing the air in the conveyance path sucked from the hole 2 in a tangential direction with respect to the separation cylindrical tube 3, the blown air from the intake pipe 10 is swirled along the inner peripheral surface of the separation cylindrical tube 3. generate. Further, the separation cylindrical tube 3 has a lower opening, and a garbage bag 15 is detachably attached as a foreign matter collection unit 5 to the lower end opening of the separation cylindrical tube 3 by a swirl flow generated in the separation cylindrical tube 3. The foreign matter mixed in is collected in the garbage bag 15.

  The exhaust pipe 6 is bent from one end portion of the horizontal portion 6a and penetrates the separation cylindrical tube 3, and a short tubular first rising portion 6b is bent from the other end portion of the horizontal portion 6a. It consists of a second upright portion 6 c that is suspended so as to be provided side by side, and a bucket is placed on the carriage 9 as the water tank 7 below the second upright portion 6 c.

  The casing 8 includes a hollow support column 20 that houses the second upright portion 6c of the exhaust pipe 6, a horizontal portion 6a of the exhaust pipe 6, a first upright portion 6b, and an upper portion of the separation cylindrical tube 3. The horizontal storage portion 21 is partitioned into a horizontal storage portion 21 to be stored, and the horizontal storage portion 21 is supported in a cantilevered manner on an upper portion of the support column portion 20 erected on the carriage 9. An exhaust hole 22 is formed on the outer surface of the support column 20 to discharge the air exhausted into the support column 20 from the gap between the water in the water tank 7 and the exhaust pipe 6. In addition, the separation cylindrical tube 3 is suspended from the horizontal storage portion 21 so that the upper end of the separation cylindrical tube 3 penetrates the horizontal storage portion 21 and the lower portion is exposed to the outside. The garbage bag 15 is detachably attached to the lower end.

  In the present invention configured as described above, when the dust collecting fan 4 is activated, the dust collecting fan 4 rotates, and air in the conveyance path (not shown) is sucked by the suction action and the air blowing action of the dust collecting fan 4. 2 is sucked into the intake pipe 10, and foreign matters such as insects, moths, garbage, and broken rice mixed in the grain group are separated from the grain group and drawn into the intake pipe 10. The blown air is blown into the separation cylindrical tube 3. Since the intake pipe 10 is connected in a tangential direction with respect to the separation cylindrical pipe 3, the air blown to the separation cylindrical pipe 3 has a high speed in the separation cylindrical pipe 3 along the inner peripheral surface of the separation cylindrical pipe 3. A dust bag 15 is generated in which a swirl flow (cyclone) is generated and foreign matter mixed in the conveying path by the swirl flow generated in the separation cylindrical tube 3 is attached to the lower end opening of the separation cylindrical tube 3 along the swirl flow. To flow down. The air blown into the separation cylindrical tube 3 is blown toward the water tank 7 through the first upright portion 6b, the horizontal portion 6a, and the second upright portion 6c of the exhaust pipe 6 penetrating the separation cylindrical tube 3, and the separation Fine dust or dust that cannot be completely separated by the cylindrical tube 3 is trapped in the water in the water tank 7. In this way, fine dust and dirt floating in the exhaust are removed by the water in the water tank 7, and clean air passes through the gap between the water in the water tank 7 and the exhaust pipe and enters the support column 20 of the housing 8. The air is exhausted from the exhaust hole 22 to be formed.

  As described above, according to the dust collector 1 according to the present invention, a swirl flow is generated in the separation cylindrical tube 3 by the dust collecting fan 4, and foreign matters mixed in the grains are collected in the garbage bag 15, and further separated. Fine dust or dust that could not be completely removed by the cylindrical tube 3 can be trapped in the water in the water tank 7, foreign matter can be removed more reliably, and clean air from which foreign matter has been removed is exhausted from the exhaust hole. There is no possibility of exhausting from 22 to the environment and causing environmental degradation. Further, since a filter as in the conventional example is not necessary, maintenance work such as removing the clogging of the filter is also unnecessary. Further, by disposing the water tank 7 and the exhaust pipe 6 using the internal space of the support column 20 of the housing 8, the components of the dust collector 1 can be compactly assembled and mounted on the cart 9. Since the movement of 1 is easy, for example, it can be easily switched from a sorter or the like to a dryer, can be connected, can be diverted for dust collection of various devices, and has excellent versatility. In addition, since the garbage bag 15 is exposed to the outside as the foreign material collecting unit 5 for storing the foreign material collected by the separation cylindrical tube 3, and is detachably attached to the separation cylindrical tube 3, for example, transparent or translucent If the dust bag 15 is used, the amount of foreign matter collected in the dust bag 15 can be confirmed from the outside, and the dust bag 15 can be easily replaced. Furthermore, since the separation cylindrical tube 3 for deriving the swirling flow (cyclone) is not a reverse cone shape as shown in the conventional example but a simple cylindrical shape, the forming process is easy, the manufacturing process is simplified, and the manufacturing cost is reduced. Is possible.

  As mentioned above, although one Example of this invention was explained in full detail, this invention is not limited to the said Example, A various deformation | transformation implementation is possible within the range of the summary of this invention. For example, the selection target is applicable not only to grains such as rice grains but also to various grains. Moreover, what is necessary is just to set suitably the shape, arrangement | positioning, etc. of each component.

DESCRIPTION OF SYMBOLS 1 Dust collector 2 Suction hole 3 Separation cylindrical tube 4 Dust collection fan 5 Foreign material collection part 6 Exhaust pipe 6a Horizontal part 6b 1st standing upper part 6c 2nd standing upper part 7 Water tank 8 Case 9 Carriage 10 Intake pipe 15 Garbage bag 16 Band 20 Post Part 21 Horizontal storage part 22 Exhaust hole

Claims (2)

An intake pipe having a suction hole at one end and connecting the other end to a separation cylindrical pipe;
A dust collecting fan for sucking air containing foreign matter from the suction hole;
A foreign matter collecting section provided at a lower end of the separation cylindrical tube;
An exhaust pipe that is connected to an upper end of the separation cylindrical pipe and exhausts air sucked by the dust collecting fan ;
A housing that accommodates at least each component of the dust collector excluding the foreign matter collecting unit and unitizes the dust collector;
With a movable carriage that carries this housing,
To generate a swirling flow in the separation cylinder tube by blowing into the separation cylinder tube by sucking air from the suction hole by the dust collecting fan, the foreign matter collecting unit by separating the foreign matter by the swirling flow is recovered, a configuration was dust collector to the fine foreign matter remaining in the exhaust gas exhausted from the previous SL min away cylindrical tube to trap water in the water tank disposed below the exhaust pipe,
The housing is partitioned into a support column and a horizontal storage unit extending horizontally from the support column,
The support column is erected on the carriage, and the horizontal storage unit is supported in a cantilevered manner from the support column, and the separation cylindrical tube penetrates outside from the horizontal storage unit and is exposed to the outside. A dust collector, wherein the dust collecting unit is detachably attached to a lower end portion of a pipe, and the dust collector is movable by mounting the casing including the foreign material collecting unit on the carriage . Wherein with the exhaust pipe is disposed across the tub before and SL separating the cylindrical tube through the horizontal housing section, the tub one end of the exhaust pipe is disposed in the pillar portion is open to the inside of the strut The exhaust from the exhaust pipe is exhausted to the outside through an exhaust hole provided in the post through the gap between water and the exhaust pipe in the water tank. Item 1. A dust collector according to item 1.

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