JP2973559B2 - Grain drying room of 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 drying chamber of a grain dryer.

[0002]

2. Description of the Related Art Conventionally, the reinforcement at the lower end side of a ventilation mesh plate forming a drying chamber of a grain dryer can be fixed by being supported by a partition member with a lower grain collecting gutter to maintain a space in the left-right direction. Had a configuration.

[0003]

However, for example, when an upper grain drying chamber and a lower grain drying chamber are provided in the upper and lower two stages to constitute a long downflow passage, the ventilation net plate of the upper grain drying chamber is not provided. When the lower end side is free, it expands under the action of the falling grain pressure, which causes trouble.

[0004]

[0005]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned drawbacks, and has a simple structure to secure a space between ventilation nets. A drying chamber 3 in which grains flow down between left and right ventilation nets 2 is provided. Confused
At the same time, both sides of the drying chamber 3 are used as hot air blowing chambers or exhaust air chambers.
At the lower end side of the ventilation net plate 2 of the configured grain dryer,
The reinforcing member 10 is provided over the left and right side walls 14 of the dryer.
The hot air blow chamber or the exhaust chamber at the lower end of the ventilation net
The positioning metal fitting 11 for positioning the mesh plate 2 in the left-right direction is
The reinforcement member 10 is appropriately supported by the horizontal ribs 21 and the reinforcing member 10 is retained.
The grain drying chamber of the grain dryer, which is suspended and supported via the holding tool 12, is configured.

[0006]

According to the present invention, the reinforcing member 10 does not penetrate through the ventilation net 2 so that the reinforcing member 10 can be easily assembled and the ventilation net 2 can be easily assembled.
Is also easy to reinforce.

[0007]

[0008]

[0009]

An embodiment of the present invention will be described below with reference to the drawings. The figure shows a grain dryer 13 having upper and lower grain drying chambers 3 and 6 in two upper and lower stages of a circulation type for drying grain. The dryer 13 is provided with a transfer gutter 15 and a ceiling plate 16 in which a transfer spiral is rotatably mounted on an upper portion of a machine wall 14 in a rectangular shape which is long in the front-rear direction. Grains are stored below the ceiling plate 16. A grain storage chamber 1 is formed.

Under the storage chamber 1, four upper grain drying chambers 3 formed between the ventilation net plates 2 are provided and communicated with each other. Are provided, and two upper exhaust chambers 5 are provided.
On the lower side, four lower grain drying chambers 6 formed between the respective ventilation netting plates 2 are provided so as to communicate with each other. On the left and right sides of each lower drying chamber 6, two lower ventilation chambers 7 are formed. The air discharge chamber 8 is provided with three sections, and a discharge valve 17 for feeding and flowing down grains is rotatably supported below the lower drying chamber 6.

At the lower side of each of the lower drying chambers 6, a grain collecting gutter 18 and a shelf board 19 in which a transfer spiral is rotatably provided are connected. The upper and lower ventilation chambers 4 and 7 of each ventilation net board 2
In addition, the front and rear ends of the upper and lower exhaust chambers 5 and 8 and the appropriate position in the front and rear direction include an L-shaped longitudinal ridge 20 in the vertical direction, and the upper and lower ends and the intermediate position in the vertical direction include the front and rear direction. In this configuration, L-shaped horizontal ribs 21 are provided in three stages to reinforce the ventilation net plate 2 itself.
It is configured to be detachably attached to the rear machine walls 14, 14 with bolts and nuts.

At an appropriate position in the front-rear direction of each of the upper and lower ventilation mesh plates 2, an upper reinforcing member 9 having a bent one end is provided at the upper end portion and the middle portion in the vertical direction. , 14 and each ventilation mesh plate 2 are penetrated, and the other end portion is detachably attached with a nut or the like. This is a configuration in which the member 22 is inserted. At the lower end of the ventilation net plate 2 on the upper side,
A lower reinforcing member 10 composed of reinforcing plates 23 on both left and right sides and a reinforcing rod 24 at an intermediate portion is detachably mounted on the left and right machine walls 14, 14 at appropriate positions in the front-rear direction. 4 and the upper air discharge chamber 8, each positioning metal fitting 11 having a U-shaped notch 25 for inserting the vertical ridge 20 for positioning the lower position of each ventilation mesh plate 2 is provided. U-shaped holder 1 for preventing bending of reinforcing member 10
2 is attached to the positioning metal fitting 11 with bolts, nuts and the like to hold the lower reinforcing member 10. The lower end of the ventilation net plate 2 on the lower side is configured to be detachably attached to the grain collecting gutter 18 shelf plate 19 with bolts and nuts and reinforced.

On the front side of the machine wall 14, upper and lower air passage chambers 26 and 27 are formed on the outer surface of the machine wall 14 so as to correspond to the inlet sides of the upper and lower blow chambers 4 and 7, respectively. A burner case 29 containing a burner 28 is removably mounted in the lower ventilation channel chambers 26 and 27, and each burner 2
8. An operating device 31 for starting and stopping the moisture sensor 30 and the dryer 13 for each of the work of filling, drying and discharging.
Is detachably mounted.

On the back side of the machine wall 14, upper and lower exhaust air passages 32 and 33 communicating with the upper and lower exhaust air chambers 5 and 8 are formed. , 33, each exhaust fan 34 is provided with an exhaust fan 35 and an exhaust motor 36 for driving the exhaust fan 35 to rotate. Reference numeral 37 denotes a valve motor configured to rotationally drive each of the delivery valves 17 via a speed reduction mechanism.

A fuel pump 38 having a fuel valve is provided outside the lower plate of each burner case 29. The fuel pump 38 is opened and closed by the fuel pump 38 by opening and closing the fuel valve.
9 is supplied to each of the burners 28, and a blower motor 41 for shifting the blower 40 is provided on the outer side of each upper plate, so that combustion corresponding to the supplied fuel amount is provided. Air to the respective burners 28
It is configured to blow air.

At the center of the bottom of the transfer gutter 15 in the front-rear direction, there is provided a supply port for supplying the transfer grains into the storage chamber 1, and below the supply port, the grains are supplied into the storage chamber 1. The configuration is such that a diffusion plate 42 for uniformly diffusing and reducing is provided. The grain raising machine 43 is provided on the outside in front of the machine wall 14 and has a belt with a bucket conveyor 44 stretched inside. The upper end is provided with a discharge cylinder 45 between the transfer gutter 15 and the start end. The supply end is provided with a supply gutter 46 between the end portion of the grain collecting gutter 18 and the lower end thereof is in communication.

Numeral 47 denotes a grain raising motor, which rotates the belt with the bucket conveyor 44, the transfer spiral in the transfer gutter 15, the diffusion plate 42, and the like. The moisture sensor 30 for detecting grain moisture is provided substantially at the center of the grain raising machine 43 in the vertical direction. The moisture sensor 30 transmits an electrical measurement signal from the operating device 31 to rotate a moisture motor 48 to rotate and drive various parts of the moisture sensor 30 so that the grains falling during transport to the upper portion by the bucket conveyor 44 are moved. The grains are received, the grains are crushed under pressure, and the water content of the crushed grains is detected.

The operating device 31 and the motors 36, 3
6, 37, 47, etc. are connected by cords 49. A stay 50 is provided at the corner of the side machine wall 14, and a cover 51 is detachably attached to the stay 50 with bolts and nuts. Each code 49 is inserted into the cover 51.
Each of the cords 4
9 is configured to prevent breakage.

The operation of the above embodiment will be described below. By operating the operating device 31, the grain dryer 1
3, the respective burners 28, the moisture sensor 30, etc. are started, and hot air is generated from the respective burners 28. The hot air is transmitted from the upper and lower blowing chambers 4, 7 to the upper and lower grain drying chambers 3, 6, respectively. Through the upper and lower exhaust chambers 5, 8 and the upper and lower exhaust path chambers 32, 3
The grains accommodated in the grain storage chamber 1 are sucked and exhausted by the respective air blowers 35 through 3, and flow down from the storage chamber 1 through the upper and lower drying chambers 3 and 6. It is dried by being exposed to the hot air, is fed downward by each feed valve 17, flows down, is transferred from the grain collecting gutter 18 to the grain raising machine 43 through the supply gutter 46 by the lower transfer spiral, and is supplied to the bucket conveyor. It is conveyed to the upper part at 44 and is supplied into the transfer gutter 15 through the discharge tube 45, and is transferred and supplied from the transfer gutter 15 onto the diffusion plate 42 by the upper transfer spiral. When the grain moisture detected by the moisture sensor 30 reaches the finish target moisture, the dryer 13 is automatically stopped by the operating device 31 and the drying of the grain is stopped. You.

[Brief description of the drawings]

 FIG. 1 shows an embodiment of the present invention.

FIG. 1 is a sectional view taken along line AA of FIG.

FIG. 2 is an enlarged perspective view of an upper and lower reinforcing member and the like.

FIG. 3 is an enlarged side view of a ventilation net plate.

FIG. 4 is a sectional view taken along line BB of FIG. 3;

FIG. 5 is a partially broken whole side view of the grain dryer.

FIG. 6 is an enlarged cross-sectional view taken along line CC of FIG. 5;

FIG. 7 is an enlarged front perspective view of the grain dryer.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Grain storage room 2 Ventilation net board 3 Upper grain drying room 4 Upper ventilation room 5 Upper ventilation room 6 Lower grain drying room 7 Lower ventilation room 8 Lower ventilation room 9 Upper reinforcement member 10 Lower reinforcement member 11 Positioning bracket 12 Holder

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-57-21780 (JP, A) JP-A-56-102683 (JP, A) JP-A-3-113284 (JP, A) JP-A-61-21 197987 (JP, A) Japanese Utility Model 1983-11693 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) F26B 17/14

Claims (1)

(57) [Claims] 1. A drying method in which kernels flow between left and right ventilation mesh plates 2.
The drying chamber 3 is constructed, and both sides of the drying chamber 3
Is the lower end side of the ventilation mesh plate 2 of the grain dryer configured in the exhaust chamber
, The reinforcing member 10 extends over the left and right side walls 14 of the dryer.
And a hot air blower chamber or a discharge chamber at the lower end of the ventilation net plate 2.
The positioning for positioning the ventilation net 2 in the left and right direction
The metal fitting 11 is appropriately supported by the horizontal support 21 and the reinforcing portion
Grain dried by suspending the wood 10 via the holder 12
Grain drying room of燥機.