JP2518029Y2 - Intermittent air supply type specific gravity sorting device - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention applies to grains such as rice and wheat, seeds such as flowers and vegetables,
On a corrugated plate-shaped selection plate with a large number of fumaroles, by utilizing the air pressure intermittently ejected from the fumaroles and the inclination angle of the screening plate,
The present invention relates to an intermittent air supply type specific gravity sorting device for performing specific gravity sorting.

[Prior Art] As a conventional specific gravity sorting device of this type, there is known a device casing or a sorting casing in which a corrugated plate-like porous sorting plate and an air conditioning chamber are integrally configured ( For example, Mitsuko Sho-58-353
47, see Jitsuho Sho 60-4632).

[Problems to be solved by the invention] In an intermittent air supply type gravity sorting apparatus, air is intermittently ejected from the fumaroles of the sorting plate. When dust and the like fall into the air conditioning chamber from the fumaroles and air is supplied to these contaminants and dust, the air is blown up and adheres to the rear surface of the sorting plate and the air conditioning plate, When not used for a long period of time, small insects enter the air conditioning room to form nests, and larvae of the insects become pupae, which clogging the fumaroles of the sorting plate and the ventilation holes of the air conditioning plate. As a result, the sorting performance may decrease. In such a case, in the one described in the above-mentioned prior art, in order to clean the rear surface of the selection plate and the air adjustment plate, a large number of screws or rivets must be removed to remove the selection plate and the air adjustment plate from the apparatus main body. However, there is a problem in that much labor and time are required.

Also, in order to perform proper sorting with this type of sorting device,
Since the corrugated shape of the sorting plate and the hole diameter of the fumarole, the shape of the air adjusting plate and the hole diameter of the vent hole, and the rotation speed of the blower are different depending on the type of the object to be sorted, a dedicated sorting device is required for each.

The present invention has been made in view of the above problems of the prior art, and an object of the present invention is to provide a back surface of the sorting plate when the fumaroles of the sorting plate or the ventilation holes of the air adjusting plate are clogged. (EN) An air intermittent feed type specific gravity sorting device which can easily clean the air conditioning plate and can sort different kinds of objects to be sorted by replacing the sorting plate and the air conditioning plate by a simple operation. It is a thing.

[Means for Solving the Problem] In order to achieve the above object, an intermittent air supply type specific gravity sorting device according to the present invention forms a void on the back surface of a corrugated plate-like sorting plate having a large number of fumarole holes. A detachable air-conditioning plate with a large number of ventilation holes, and the sorting plate is tilted downward in the vertical direction and is also tilted downward in the horizontal direction. And a sorting casing provided with an air regulating chamber in which the air regulating plate is disposed in the lower portion of the sorting frame, the sorting casing and the air regulating chamber are separated, and one side of the sorting frame and the air are separated. One side of the adjustment chamber is rotatably connected with a turning metal fitting that can be inserted and removed, and the corresponding other side is fastened and released with a fastener. When opened upward, it is configured to be held by a support fitting to prevent falling. .

[Operation] Release the fastening of the fastener, pull the other side of the selection frame upward with the turning metal as the fulcrum and hold it with the support metal, and remove the air adjustment plate attached to the back of the selection plate Therefore, it is possible to easily clean foreign matters and dust adhering to the rear surface of the sorting plate, small insect nests and pupae clogging the ventilation holes by an appropriate method. The removed air adjusting plate can be cleaned in the same manner, and since there is nothing in the air adjusting chamber that hinders cleaning, every corner can be easily cleaned.

Also, when sorting different types of objects to be sorted, the fastening of the sorting frame and the fastener of the air conditioning chamber is released, one side of the sorting frame is pulled up, and further moved in the left and right direction Since the air adjustment chamber is separated from the part where the rotating metal fitting is inserted and removed, it can be easily replaced with a separately prepared selection frame.

[Examples] Examples will be described with reference to the drawings.

Reference numeral 1 denotes a machine casing of the intermittent air supply device, in which a blower 11 and a blower passage 12 are provided upward from the blower 11 and the blower passage is provided.
An air shutoff valve 13 is provided inside 12. A selection casing 2 is provided above the machine casing 1, and an air passage 12 of the machine casing 1 and an air inlet 14 of the selection casing 2 communicate with each other.

The sorting casing 2 is divided into upper and lower parts, and the lower part is an air conditioning chamber 3,
On the upper part, a sorting frame 4 on which a corrugated sorting plate 15 having a large number of fumaroles 16 is installed is obliquely installed. A support plate 17 is provided on the rear surface of the sorting plate 15.
Is fixed to form a gap, and an air adjusting plate 18 having a large number of ventilation holes 19 formed in a supporting plate 17 is detachably attached with a knob screw 20. A blocking plate 21 is attached to a part of the upper surface of the selection plate 15.

The air conditioning chamber 3 and the sorting frame 4 divided into upper and lower parts are rotatably and separably connected to each other through a rotating metal fitting 22 which can be freely inserted and removed, and fasteners 25 are respectively attached to the corresponding other sides. Premium
It is configured such that the 26 and the receiving plate 27 are fixed, fastened and released.

A supply gutter 29 is provided at the sorting start end of the sorting frame 4, and the supply gutter 29 is provided.
The upper surface of the elevator, when rotated with the sorting frame 4,
It is open to prevent it from touching 32. Also, the air conditioning room 3
A support fitting (28) is housed inside the fastener clasp (26) fixed side with its one end pivotally supported.

A supply funnel 30 and a charging funnel 31 are attached to the lower part of the elevator 5. Further, a spout 32 is attached to the upper part, and the tip of the spout 32 faces the supply gutter 29. An overflow cylinder 33 is connected in the middle of the throwing port 32 and faces the charging funnel 31.

A classification extraction box 6 is provided on the selection end side of the selection housing 2, and classification adjustment plates 34, 35, 36 are provided in the classification extraction box 6, and extraction outlets 37, 38, 39 for extracting classified objects to be selected. , And a reducing cylinder for reducing the mixture that is not completely classified to the feeding funnel 30.
40 is attached.

 Next, the operation will be described.

When the air blower 11 and the air cutoff valve 13 are driven and rotated by the motor 7, the air is intermittently sent to the air adjustment chamber 3 from the air inlet 14 and the air amount is adjusted by the air adjustment plate 18, and the fumes 16 of the selection plate 15 are adjusted. It erupts more intermittently.

Therefore, when the object to be sorted is put into the input funnel 31 attached to the elevator 5 driven by the motor 8, the object to be sorted is supplied to the supply funnel.
While flowing down on the selection plate 15 via 31, the elevator 5, the throwing port 32, and the supply trough 29, the wavy uneven surface of the selection plate 15 and the slope downward and the air pressure intermittently ejected from the fumarole 16 Is sorted by the difference in specific gravity and each is taken out from the outlet 3
It is taken out of the plane from 7, 38, 39. The mixture that has not been completely classified flows down the reducing cylinder 40 and is reduced to the supply funnel 30 to be subjected to the sorting action on the sorting plate 15 again.

When the fumarole 16 of the selection plate 15 and the air hole 19 of the air adjustment plate 18 are clogged and the selection performance is deteriorated, the selection plate 15 and the air adjustment plate 18 must be cleaned. In that case, fastener latch
Remove 26 from the fastener receiver 27 to release the fastening
With the fulcrum as a fulcrum, one side of the selection frame 4 is pulled upward, the support metal fitting 28 stored in the air adjusting chamber 3 is taken out, and one end is locked to the lower surface of the selection frame 4, so that the selection frame 4 remains open. Held in. Then loosen the knob screws 20 and adjust the air 18
By removing, the back surface of the selection plate 15 is exposed, so that the back surface of the selection plate 15 can be easily cleaned by an appropriate means.
In addition, the removed air adjusting plate 18 can be easily cleaned, and since there are no obstacles inside the air adjusting chamber 3, every corner can be easily cleaned.

Further, when different kinds of objects to be sorted are sorted, the fastening of the fastener 25 is released, one side of the sorting frame 4 is pulled up, and further moved in the left-right direction, the sorting frame 4 is moved to the rotating metal fitting 22. Since the air conditioning chamber is separated from the plug-in / out part, replace it with a separately prepared screening frame. If you need more motor pulley,
Adjust the wind force by replacing the blower pulley.

[Advantages of the Invention] Since the present invention is configured as described above, it is possible to easily clean the rear surface of the selection plate, the air adjustment plate, and the inside of the air adjustment chamber, so that the clogging of the fumaroles and the ventilation holes can be quickly eliminated. It is possible to prevent deterioration of the sorting performance.

In addition, the sorting frame, which has the sorting plate and the air adjusting plate integrated, can be attached to and detached from the main body of the device with a simple operation. Therefore, by exchanging the sorting frame, different sorts of objects can be sorted by one sorting device. It is possible to provide a convenient air intermittent type specific gravity sorting device capable of sorting.

[Brief description of drawings]

FIG. 1 is a left side view of an embodiment of the present invention, FIG. 2 is a sectional front view, FIG. 3 is a right side view, FIG. 4 is a plan view, and FIG.
A sectional view taken along the line AA of the selection frame portion in the figure, FIG. 6 is an enlarged sectional view of a part of the selection plate, and FIG. 7 is a front view and a side view of the rotating metal fitting. 1 ... Machine casing, 2 ... Sorting casing, 3 ... Air conditioning room, 4 ...
Sorting frame, 5 …… elevator, 6 …… classification extraction box, 7,8 ……
Motor, 11 ... Blower, 12 ... Blower, 13 ... Air shutoff valve, 14 ... Air inlet, 15 ... Selection plate, 16 ... Fumer hole,
17 …… Support plate, 18 …… Air adjustment plate, 19 …… Ventilation hole, 20…
… Screw with knob, 21 …… Occlusion plate, 22 …… Rotating metal fitting, 23…
… Rotating bracket A, 24 …… Rotating bracket B, 25 …… Fastener, 26…
… Fastener latch, 27 …… Fastener catch, 28 …… Supporting metal, 29
…… Supply gutter, 30 …… Supply funnel, 31 …… Injection funnel, 32 ……
Throw port, 33 …… Overflow tube, 34, 35, 36 …… Classification adjusting plate, 37,38,39 …… Ejection port, 40 …… Return tube

Claims (2)

(57) [Scope of utility model registration request] 1. A large number of vent holes (19) are formed by forming voids on the back surface of a corrugated plate-like selection plate (15) having a large number of fumarole holes (16).
A detachable air adjustment plate (18) is attached, and the sorting plate (15) is tilted downward in the vertical direction and is also installed in a slanting downward gradient so that it is also tilted downward in the horizontal direction. The selection casing (2) provided with the frame (4) and the air adjustment chamber (3) in the lower portion of the selection frame (4) in which the air adjustment plate (18) is arranged is ) And the air adjusting chamber (3) are separated, and one side of the selection frame (4) and one side of the lower air adjusting chamber (3) are rotatably connected by a rotating metal fitting (22). , An intermittent air supply type specific gravity sorting device characterized in that the corresponding other side can be fastened and released by a fastener (25). 2. A rotating metal fitting (22) of a sorting frame (4) having a sorting plate (15) and an air adjusting plate (18) attached according to the type of objects to be sorted is connected at a swing fulcrum portion. , Characterized in that the separation frame (4) can be replaced,
The intermittent air supply type specific gravity sorting device according to claim 1.