JP3341359B2 - Grain filling device in grain dryer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grain filling device for a grain dryer.

[0002]

2. Description of the Related Art Conventionally, in grain driers, it was common to provide a hopper under the elevator. However, in order to increase the processing capacity, continuous openings were provided on two different surfaces of the elevator, and an L-shaped insertion hopper in plan view was used. However, there was a drawback that the handling of the grain bag was poor.

[0003]

SUMMARY OF THE INVENTION The present invention has the above disadvantages.
In order to solve it, the following technical measures were taken. Immediately
The grain loading device in the grain dryer is
Hopper 30 having an inlet 30a formed therein, and grain drying
Installed in the lower part of the machine frame 1 and collected in the grain collecting room 4 of the grain dryer.
Lower transfer spiral 15 for transferring cereal grains and grain dryer
Provided between the elevator 16 and the lower side provided outside the
Guide frame 28 and the insertion hopper 3
0 and a connection frame 29 connected to the input port 30a.
The guide frame 28 holds the grain transferred by the lower transfer spiral 15.
Surrounds the end of lower transfer spiral 15 to transfer to elevator 16
With a substantially box-shaped frame connected at one end to the elevator 16
Openings 28a and 28b are formed in the upper and upper surfaces, respectively.
The connection frame 29 has front opening 2
9a, a box-shaped frame formed with a bottom opening 29b.
Opening 28b on the top of guide frame 28 and bottom of connection frame 29
The connection frame 29 is aligned with the guide frame 28 by matching the opening 29b.
When fixed, the opening 28a and the front opening 29
a coincides with the input port 30a of the insertion hopper 30 and is opened.
The end faces of the mouth 28a and the front opening 29a are on the same plane.
It was configured to be located in.

[0004]

The opening 28b on the upper surface of the guide frame 28 and the connection frame
A connection frame 29 is proposed by matching the bottom opening 29b of the 29.
When fixed to the inner frame 28, an opening is
A portion 28a has a front opening 29 at the front of the connection frame 29.
a is formed so that both openings 28a and 29a match.
Thus, one opening is formed. In addition, the opening 28a and
And the end face of the front opening 29a is located on the same plane.
This opening coincides with the input port 30a of the insertion hopper 30
The insertion port 30a of the insertion hopper 30
Is aligned with this opening, and the grain is
It becomes possible to put it inside the frame of the dryer. I.e. grain drying
The guide frame 28 provided at the lower part of the machine is collected by the lower conveying spiral 15.
For transferring grain transferred from the grain room 4 to the elevator 16
From the connection frame 29 fixed on the upper part of the guide frame 28
Similarly, the introduced grain is also lifted by the elevator 16 via the guide frame 28.
It can be inserted into the machine frame 1 of the dryer.

As described above, the loading port 3 of the insertion hopper 30 is
0a to the front opening 29a of the connection frame 29.
Not only that, it is also formed on the upper front surface of the guide frame 28.
To increase the grain inflow space,
The height of the mouth 30a can be reduced,
It is said that the position of the wrapper can be set low, making the work easier
There are features.

[0005]

An embodiment of the present invention will be described with reference to the drawings. 1 is a machine frame of a grain drying device, in which a storage tank 2, a drying room 3, and a grain collecting room 4 are stacked in this order. In the drying chamber 3, four grain distribution lower passages 8, 8,... Formed between a pair of left and right hot air chambers 5, 5 and central and left and right exhaust chambers 6, 6, 6 are formed. .

The hot air chambers 5 and 5 have a burner 10 to be described later and a suction fan 12 connected to the rear side of the exhaust air chambers 6, 6, and 6.
The hot air generated by the above is introduced. or,
In the grain collecting chamber 4, delivery valves 13, 13... Are respectively provided at the lower part of the collection of the V-shaped grain distribution lower passages 8, and the delivered grains from the delivery valves at predetermined amounts are formed in a hopper shape. In this configuration, the water can be collected by a grain collecting gutter 14 and transferred to an elevator 16 installed outside the machine by a lower transfer spiral 15 provided horizontally below the collecting gutter 14.

[0007] A discharge cylinder 17 is connected to the upper side of the elevator 16, so that grains can be supplied to the starting end side of an upper transfer spiral 18 gutter 19 provided horizontally on the ceiling of the storage tank 2. 20 is a transfer spiral gutter 1
9 is a diffusion plate that receives the grain transferred at 9 at the upper center position of the storage tank 2 and spreads while rotating around the vertical axis 21. Regarding the installation structure of the burner 10, the burner 10
Adopts a rotary vaporizing type burner which incorporates a vaporizing cylinder, a primary air blowing fan for combustion, and the like, and accommodates it in a triangular space formed on the back side of one side of the grain collecting gutter 14 in a horizontal posture.
The flame is set to face the front of the machine frame. A hot air passage 4b is opened in the grain collecting room machine wall 4a on the front side of the burner 10, a lower wind tunnel 22 is provided in front of the opening, and a drying room machine wall opening opening above the hot air chambers 5,5. 3a, 3b, 3
On the front surface c, upper wind tunnels 23 are provided detachably. Slit holes 24 for introducing outside air and a reflector plate 25 made of stainless steel are fixed to the lower wind tunnel 21. The combustion flame of the burner 10 is turned into a drying wind by the rotation of the suction fan 12, passes through a lower wind tunnel 22 and an upper wind tunnel 23, and becomes a hot air chamber 5, 5.
It is the structure which leads to.

A controller 26 for the dryer is fixed to the outer surface of the upper wind tunnel 23, and a cover 27 is provided so as to cover the front surface of the wind tunnel 23. At the extension of the lower transfer spiral 15, a splash wing 15 a is attached to the outside of the machine frame, and between the extension and the elevator 16, there is a guide for receiving the transfer splash kernel and guiding it into the elevator 16. The frame 28 is connected. Opening portions 28a, 2 that are continuous with the front side and the top side of the guide frame 28
8b, which is mounted on the outer surface of the machine frame 1 just on the side of the lower wind tunnel 22.

At the top of the guide frame 28, a connection frame 29 whose front side and bottom are open is provided detachably. The bottom opening 29b of the connection frame coincides with the upper opening 28b of the guide frame 28, and the front opening 28a of the guide frame 28 and the front opening 28a of the connection frame 29 are on the same plane.
Input port 3 of the insertion hopper 30 to be installed below the front side of the machine frame
0a. The insertion hopper 30 is fixed by left and right legs 31, 31 and a fastener for the wall of the elevator 16 and the connection frame 29. On one side of the upper part, there is formed a bag base 30b. Reference numeral 32 denotes a shutter for opening and closing the input port 30a.

The stretching hopper 30 is also used as a part of a horizontal stretching device 33 provided on the side of the machine frame 1. That is, a transfer cylinder 35 having a transfer spiral 34 therein is provided, and this tip side discharge port 36 is provided with a grain collecting gutter 14 in a penetrating manner so as to look above the lower transfer spiral 15 of the grain collecting chamber 4. The upper surface of the transfer cylinder 35 is opened in an appropriate range on the base end side and the supply opening port 3 is opened.
8, and the opening port 38 is made to coincide with the input port 30a of the insertion hopper 30. In addition, the transfer cylinder 35 is mainly detachably fixed to the back surface of the grain collecting gutter 14, and the insertion hopper 30 is fixed to the lateral side of the machine frame and is stably supported by the legs 31, 31. Stuffing hopper 3 to be installed on the front side
0 is also used as a part of the horizontal insertion device 33, and the cost can be reduced by using the same function. 39 is a drive motor, 40 is a transmission pulley.

A discharge pipe 41 is provided on the upper transfer spiral 18 and the gutter 19. A discharge pipe 42 connected to the discharge pipe 41 via a bellows is provided so as to be able to hang down at a space between the elevator 16 and the cover 27. . A case 43 houses a pulley 44 and a belt for transmitting power from a pulley shaft (not shown) on the lower side of the elevator 16 to the shaft of the lower transfer spiral 15.

The operation of the above example will be described. The setting hopper 30 is disposed on the front side of the machine frame 1 or on the side surface of the machine frame 1 as a part of the horizontal setting device 33. For example, on the front side of the machine frame, the insertion port 30a is aligned and fixed to the guide frame 28 and the connection frame 29. When a grain is thrown into the hopper 30 from a grain bag or the like, the grain enters the guide frame 28 through the opening portions 28a and 29a from the slot 30a opened by the shutter 32, and is bounced off by the jumping wing 27 at the end of the transfer spiral 15. Then, it is sent into the elevator 16. The grain is lifted by the elevator 16, continues to the upper transfer spiral gutter 19, reaches the center of the ceiling,
When supplied to the surface of the diffusion plate 20 which rotates around the vertical axis 21, it falls while drawing a predetermined diffusion trajectory and is stuck into the storage tank 2.

When the filling is completed, the operation shifts to the drying operation.
In the previous stage, set the grain type and set the desired dry finish moisture value. When the above-described process is performed and the drying switch (not shown) is turned on, the elevator 16 vertically moving spiral, the delivery valve, and the like start operating, and the burner 10 is also driven to shift to hot air drying. Here, the burner 10 flame is hot weathered by the rotation of the suction fan 12, and
In this case, a part of the outside air is introduced and mixed, and the air blows upward while preventing the wind tunnel itself from being overheated by the collision with the reflecting plate 26. It is something that gets inside 5,5.

The grains exposed to the hot air from the burner 10 in the drying chamber 3 are returned to the storage tank 2 again through the lower transfer spiral 15, the elevator 16, and the upper transfer spiral gutter 19 of the grain collection chamber 4, and have a refining effect. receive. Such a process is repeated, and the drying is completed when a predetermined moisture value is reached. When using the horizontal stretching device 33, the transfer cylinder 35 is fixed to the grain collecting gutter 14, and then the stretching hopper 30 is connected. At this time, the connection frame 29 is removed to also serve as the insertion hopper 30 to be provided on the front side of the machine frame, and the front side opening 28 of the guide frame 28 is removed.
a and a top side opening 28b are fixed by applying a closing plate (not shown).

FIGS. 8 to 10 show the hot air chamber 46 and the exhaust air chamber 4.
In this embodiment, the grain distribution lower passages 45, 45 are provided in two tanks between the tanks 7 and 47, and an opening / closing hopper 48 is provided on the side of the machine frame 1 as a horizontal stretching device. In addition to forming a dust outlet 50 communicating with the exhaust passage 49 to guide the dust in the grain gutter 14 to the dust outlet, an interlocking valve 51 is provided at the rear of the exhaust air chamber 47, and the interlocking valve 51 is in the closed position of the open / close hopper 48. When the hopper 48 is opened (FIG. 9) and closed at the open position of the hopper 48 (FIG. 10), the amount of dust discharged from the dust outlet 50 can be kept constant.

In the drying chamber shown in FIGS. 11 to 13, a pair of left and right hot air chambers 55, 55 having a rhombic cross section are provided.
The upper half is formed of a C-shaped sheet metal material 56, 56 and the lower half is formed of a gas permeable plate material 57, 57. In parallel with the lower half of the permeable plates 57, 57,
Air-permeable plate members 59, 59 are fixedly sandwiched between 8, 58. Further, the grain collecting gutter of the grain collecting chamber 60 has a double structure, the lower part of the center of the inner transfer spiral 61 gutter 62 is a cutout plate, and the bottom valve 62a is configured to be openable and closable with one side as a fulcrum. The entirety of the transfer spiral 63 and the gutter 64 is formed as a perforated plate. A guide cylinder 67 with an upper and lower partition plate 66 interposed therebetween is provided on the transfer end side of each of the transfer spirals 61 and 63 so that the grains to be transferred transferred by each of the transfer spirals can be individually supplied to the elevator 65. By opening the hopper 68 and opening the bottom valve 62a when the side surface is squeezed in this way, the grains can be transferred by the vertically arranged transfer spirals 61 and 63, thereby increasing the efficiency. On the other hand, by closing the bottom valve 62a during normal circulation drying, small-diameter foreign matters and small particles are separated and removed by leaking through the bottom valve 62a while being transferred by the transfer spiral 61. In addition, 69,
Reference numeral 70 denotes a motor that can separately drive the transfer spirals 61 and 63. The drive spirals 61 and 63 are driven to rotate in the same direction during the stretching operation. During the drying operation, only the transfer spiral 61 is driven. The apparatus is configured so that the foreign substances separated by driving can be separately transferred and discharged to the outside of the apparatus from a discharge valve 71 provided at the end of the gutter 64.

FIGS. 14 and 15 show a dry grain discharging device in which a thrower 72 is provided in place of the above-mentioned discharge pipe. The transfer is located at the lower end of the discharge tube 73 at the space between the machine frame 74 and the elevator 75. The transfer start end of the gutter 76 is viewed, and the terminal end of the gutter 76 is connected to the above-mentioned thrower 72 which is supported by the side of the machine frame 74 so as to be able to change the angle. In addition, the lower 72 can be similarly provided in the lateral portion of the opposite machine frame 74.

[Brief description of the drawings]

FIG. 1 is a sectional view of a main part.

FIG. 2 is a front view of the dryer.

FIG. 3 is a front sectional view.

FIG. 4 is a side sectional view.

FIG. 5 is an exploded perspective view.

FIG. 6 is a perspective view.

FIG. 7 is an enlarged partial front sectional view.

FIG. 8 is a front sectional view of another configuration.

FIG. 9 is a plan sectional view thereof.

FIG. 10 is a partial plan sectional view thereof.

FIG. 11 is a front sectional view of still another configuration.

FIG. 12 is a side sectional view thereof.

FIG. 13 is an enlarged front sectional view of a part thereof.

FIG. 14 is a front view of a grain discharging unit.

FIG. 15 is a side sectional view of a part thereof.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Grain dryer frame 2 Storage tank 3 Drying room 4 Grain collection room 6,6,6 Exhaust air room 8,8 Grain distribution lower passage 10 Burner 12 Suction fan 13,13 Feeding valve 14 Grain gutter 15 Lower transfer spiral 16 Elevator 28 Guide Frame 28a, 28b Open Portion 29 Connection Frame 29a, 29b Open Portion 30 Stuffing Hopper 31, 31 Leg 32 Shutter 33 Horizontal Stretching Device 34 Transfer Spiral 35 Transfer Cylinder 36 Discharge End 38 Supply Opening Port 39 Drive Motor 40 Transmission Pulley

────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Hitoshi Kamiji 1 Eighth, Hachikura, Tobe-cho, Iyo-gun, Ehime Prefecture Iseki Agricultural Machinery Co., Ltd. (56) References JP-A-2-58692 (JP, U) JP-A 61-79192 (JP, U) JP-A 60-50788 (JP, U) (58) Fields surveyed (Int. Cl. ⁷ , DB name) F26B 17/14

Claims (1)

(57) [Claims] An inlet 30a is formed in a lower part in a funnel shape.
The hopper 30 is provided at the lower part of the machine frame 1 of the grain dryer.
And transfer the collected grains to the collection room 4 of the grain dryer.
Lower transfer spiral 15 and lifting and lowering provided outside the grain dryer
A guide frame 28 provided between the lower part of the machine 16 and the guide frame
28 and connected to the input port 30a of the insertion hopper 30.
In a grain dryer consisting of a connecting frame 29 and
The guide frame 28 is moved by the lower transfer spiral 15.
Lower transfer spiral to transfer the sent grain to the elevator 16
Substantially box shape surrounding one end and one end connected to the elevator 16
Openings 28 at the top and top of the front, respectively.
a, 28b are formed, and the connection frame 29 is
Boxes formed with a front opening 29a and a bottom opening 29b, respectively.
The opening 28b on the upper surface of the guide frame 28
The connection frame 2 is aligned with the bottom opening 29b of the connection frame 29.
9 is fixed to the guide frame 28, the openings 28a and
And the front opening 29a is inserted into the input port 30a of the insertion hopper 30.
Coincide with the opening 28a and the front opening 29a.
Characterized in that the end faces are arranged on the same plane.
Grain filling device in a grain dryer.