JPH105606A - Dust collector for hulling machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To effectively remove dust generated in an unhulled rice elevator for feeding the unhulled rice to a husking part or a mixed rice elevator for feeding the mixed rice to a selection part. SOLUTION: The interior of an unhulled rice elevator 1 or a mixed rice elevator 2 is divided as a bucket ascent side (a) and a bucket descent side (b) with a partition plate 3. In addition, a dust suction aperture 5 is opened in the lateral wall 4 of the elevator 1 or 2 on the bucket descent side (b), and a suction duct 6 is connected to the duct suction aperture 5 so that the former communicates with the latter, through a suction duct 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a paddy removing section, a wind selecting section for wind-selecting rubbed materials, and a paddy supplying section for selecting mixed rice after the dry wind selecting and a padding section. The present invention relates to a dust remover for a rice huller, wherein each part is communicated with a rice raising machine and a mixed rice elevator supplying mixed rice to a sorting unit.

[0002]

2. Description of the Related Art In a conventional rice huller, as a means for removing dust inside the huller, a dust suction port is opened on a side wall of a body of the rice huller, and a net for preventing the passage of grains is stretched through the opening. By connecting a suction tank and a paddy tank for supplying paddy to the drainage section or a mixed rice tank for supplying mixed rice to the selection section with a suction duct through a suction duct, The dust inside the machine is removed by suction.

[0003]

In the conventional in-machine dust removing means, a dust suction port is opened on the side wall of the body of the rice raising and lowering machine, and a net for preventing the passage of grains is stretched through the opening, and a suction sorting wind of the wind sorting section is provided. Dust adsorbed on the stretched net causes clogging due to clogging and makes dust absorption impossible.In addition, paddy tanks or mixed rice tanks are connected to the suction sorting air passage by a suction duct. However, there is a drawback that dust stays in the air pocket portion of the suction duct and the dust-absorbing action is reduced, so that a sufficient dust-removing effect cannot be obtained.

[0004]

Therefore, the present invention provides
The interior of the paddy lifting machine or the mixed rice lifting machine is partitioned by a partition plate into a bucket rising side and a bucket falling side by a partition plate, a dust suction port is opened on a body side wall of the bucket falling side, and a suction duct is connected to the dust suction port, so that the bucket As a result, the rising airflow generated on the bucket rising side and the descending airflow generated on the bucket lowering side circulate in the machine with dust, and the circulating airflow containing the dust is sucked out from the dust suction port opened on the bucket lowering side. The dust is removed.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The dust removing device for a rice huller according to the present invention is provided with a hanging part on a front side on a wind screening part and a swinging sorting part on a rear side. On one side of the front side, a rice raising and lowering machine that supplies paddy to the evacuation unit via a rice tank and a mixed rice elevator that supplies mixed rice after deaeration to the sorting unit via a mixing rice tank are installed. The paddy lifter or the mixed rice lifter is divided into a bucket rising side and a bucket descending side by a partition plate, and a dust suction port is opened on a body side wall of the bucket falling side, and a dust suction port is formed in the dust suction port. Connect the suction duct.

Further, it is preferable that the other end of the suction duct connected to the dust suction port communicates with a suction sorting air passage of a wind sorting unit.

[0007] It is effective that one end of the suction duct is connected to the suction duct upward from the dust suction port, and is connected to the dust suction port via the suction duct.

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a dust removing apparatus according to the present invention. First, the outline of this hulling machine is described. A wind-off unit (A) is arranged on the front side on the wind selection unit (B), and a sorting unit (C) is arranged on the rear side. Elevator (1) that supplies paddy to paddy via paddy tank (9) and mixed rice lifter (2) that supplies mixed rice after degassing air selection to sorting section (C) through mixed rice tank (10) ) And a brown rice elevator (11) for taking out brown rice after sorting are integrally formed on a frame (12).

The wind selection section (B) includes a suction fan (1) at the front.
A suction sorting air path (7) is formed between 3) and a suction port (14) that is open on the other side of the rear part. The selected brown rice is selected by finish wind, and the dust in the paddy horizontal gutter (15) described later is sucked and discharged.

The sorting section (C) is of a swinging type, in which a sorting plate (16) stacked in several stages and a distribution device (17) for distributing mixed rice to each sorting plate (16) are integrated to form a swinging unit. Move the front and rear direction, put the lower girder of the sorting plate (16) next to the dehulling part (A), sort it into three types of paddy, brown rice and mixed rice, and each lower rice paddy (18) And brown rice exit of Takagawa (1
9) and the mixed rice outlet (20) in the middle part.

Further, the paddy lifting machine (1) and the mixed rice lifting machine (2) are erected on one side of the front side of the wind screening unit (B) so as to be adjacent to each other, and the brown rice lifting machine (11) is located in the wind screening unit (B). It stands upright on the other side.

[0012] (15) and (21) are a paddy traverse gutter and a mixed rice traverse gutter for feeding from one side to the other, and a paddy horizontal gutter (15) is connected to the suction sorting air passage (7). It penetrates and opens countless dust removal ports (22) on the peripheral surface of the penetrating portion, and the end paddy lifter (1) through a communication gutter (23).
The bottom end of the mixed rice transverse gutter (21) communicates with the lower part of the mixed rice elevator (2).

[0013] That is, the paddy is lifted by the paddy elevator (1) and slid down while being stored in the paddy tank (9), and the sloping material is selected by wind at the front side of the suction sorting air passage (7). , Rice husk and pity are removed, and mixed rice of brown rice and rice is mixed rice
The mixture is fed laterally by 1), stored in a mixed rice tank (10) by a mixed rice elevator (2), distributed and supplied to each sorting plate (16) by a distribution device (17), and shaken by the sorting plate (16). The rice is sorted, the brown rice falls from the brown rice outlet (19) to the rear side of the suction sorting air path (7), is subjected to finish wind selection, is taken out by the brown rice elevator (11), and the paddy falls from the paddy outlet (18). Received by the rice hopper (24)
5), the dust contained in the paddy is dropped from the dust removal port (22) to the suction sorting air path (7), is removed, passes through the communication gutter (23), and is discharged through the communicating gutter (23). According to 1), it is reduced to the escape part (A) and is again escaped. Further, the mixed rice falling from the mixed rice outlet (20) flows down into the mixed rice horizontal gutter (21), is returned to the sorting section (C) by the mixed rice elevator (2), and is again sorted.

The pity removed at the front side of the suction and sorting air passage (7) is discharged by the fryer (25). The upper part of the fever (25) is divided into two branches. It is possible to select whether to discharge to the outside or return to the paddy hopper (24).

Next, in the body of the above-mentioned paddy elevator (1) and the mixed rice elevator (2), a partition plate (27) is mounted along a rear surface on the rising side of a bucket belt (27) to which a bucket (26) is attached. 3) is provided and partitioned into a bucket raising side (a) and a bucket lowering side (b), and each of the elevators (1) (2)
A dust suction port (5) is opened at a lower portion of the body side wall (4) on the lower side of the bucket (b), and a suction duct (6) is connected to each of the dust suction ports (5).

In order to connect the suction duct (6) to each of the dust suction ports (5), one end of the suction duct (6) is connected to each of the suction ducts (8) facing upward or obliquely upward from the dust suction port (5). ), And the other end thereof is in communication with the suction / selection air path (7) while looking into the air path (7).

Thus, in the airframes of the paddy lifting machine (1) and the mixed rice lifting machine (2), the rising air flow descends to the bucket rising side (a) to the bucket rising side (a) by the rotation of the bucket (26). An air current is generated and circulates with the dust, and the circulating air current sucks dust floating in the paddy tank (9) and the mixed rice tank (10), respectively, and sucks up the duct (8) from each of the dust suction ports (5). Then, it is sucked into the suction sorting air passage (7) through the suction duct (6).

As shown in FIG. 6, a rocking plate (28) for removing foreign matter is mounted on the paddy tank (9).
The foreign matter mixed into the paddy lifted by the paddy elevator (1) to be supplied to the removing part (A) is removed, and the removed foreign matter is taken out from the discharge gutter (29). Also,
The lower part of the discharge gutter (29) is branched, and the branched gauze is communicated with a portion near the suction fan (13) of the suction and separation air passage (7) to remove the light foreign matter among the foreign substances. )
To discharge and suction. In addition, (30) is a secondary suction port, and a paddy elevator (1) is provided on the rocking plate (28).
Swinging motion is given from the upper shaft (31).

FIGS. 7 and 8 show a sorting plate (16) in which mixed rice in a mixed rice tank (10) is stacked in several stages.
A distribution plate provided on a distribution box (32) of a distribution device (17) for distribution to a distribution plate (33) is shown.
4), a plurality of elongated holes (35) are formed in a zigzag manner in the swinging direction, and the height of the elongated hole (35) increases along the edges of the elongated holes (35). Erecting the rack (36), and
The mixed rice is straddled and cut off from the upper side while being separated from the mixed rice.
The supply to the top is smooth.

As means for removing dust in the machine,
As shown in "FIG. 9", the inside of the mixed rice tank (10) and one side of the paddy tank (9) communicate with each other through the dust suction duct (37), and the other side of the paddy tank (9) is sucked. It is also conceivable that the portion near the suction fan (13) of the sorting air path (7) is connected and connected with the suction duct (38) to remove dust.

[0021]

The dust removing device according to the present invention is implemented in the above-described embodiment, and has the following effects.

The inside of the paddy elevator or the mixed rice elevator is partitioned by a partition plate into a bucket rising side and a bucket falling side, so that the rising airflow generated on the bucket rising side and the descending airflow generated on the bucket falling side by the rotation of the bucket. Circulates in the airframe with dust, and a suction port is connected to the suction duct on the side of the airframe on the lower side of the bucket, and the airflow circulating in the airframe cooperates with the suction air in the suction duct. As a result, dust circulating is removed from the dust suction port, so that dust can be effectively removed.

Further, since the other end of the suction duct is communicated with the suction sorting air path of the wind selection section, it is not necessary to separately provide a device for generating the suction air in the suction duct, so that the structure is simple. You can.

The above-mentioned suction duct is connected to the dust suction port through an upward suction duct from the dust suction port, so that falling grains among the grains lifted by the bucket enter the suction duct from the dust suction port. This has the advantage of making dust removal more effective without doing so.

[Brief description of the drawings]

FIG. 1 is a side view of a paddy elevator, a mixed rice elevator, and related parts.

FIG. 2 is a plan view of the respective parts and related parts.

FIG. 3 is a rear view of the same part.

FIG. 4 is a side view of the entire hulling machine.

FIG. 5 is a plan view of the rice huller.

FIG. 6 is a view showing another embodiment of the paddy tank unit.

FIG. 7 is a side view showing another embodiment of a distribution plate portion for distributing mixed rice to each sorting plate.

FIG. 8 is a plan view of the distribution plate in the same example.

FIG. 9 is a view showing another embodiment of the dust removing means.

[Explanation of Signs] A removal unit B wind selection unit C selection unit 1 paddy elevator 2 mixed rice elevator 3 partition plate 4 side wall 5 dust suction port 6 suction duct 7 suction sorting air passage 8 suction duct a bucket rising side b bucket lowering ~ side

Claims (3)

[Claims] 1. A paddy is supplied to a removing unit (A), a wind selecting unit (B) for selecting rubbed materials, a separating unit (C) for selecting mixed rice, and a removing unit (A). In a rice huller (1) and a rice huller (2), which supplies the mixed rice after deairing to the sorting unit (C), the rice huller (1) or the mixed rice The interior of the elevator (2) is partitioned into a bucket rising side (a) and a bucket lowering side (b) by a partition plate (3), and a body side wall (4) on the bucket lowering side (b).
A dust suction port (5), and a suction duct (6) connected to the dust suction port (5). 2. The air suction duct according to claim 1, wherein the other end of the suction duct connected to the dust suction port is communicated with a suction sorting air path of a wind sorting section. Dust remover for the described huller. 3. The suction duct (6) is connected to the dust suction port (5) from the dust suction port (5) via an upward suction duct (8). Dust remover for the described huller.