JP2771225B2 - Large-scale joint paddy drying adjustment facility - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a large-scale joint paddy drying and preparing facility such as a country elevator.

[Conventional technology]

A conventional country elevator will be described with reference to FIG. The harvested high-moisture paddy (fir) is put into the receiving hopper 100 in the receiving step 119 and is roughly selected by the roughing machine 101. It is weighed by the weighing machine 102 and temporarily stored in the receiving tank 103. Next, the paddy dried by the dryer 104 is sent to a gap silo (one size smaller silo erected in the gap of the storage silo 105) 106, tempered, and dried until it is dried to the set moisture. Circulates between 104 and gap silo 106.

In this way, during the harvesting period, unloading and drying are performed, and the set moisture, for example, paddy that has reached 18% is stored in the storage silo 10%.
Primary storage at 3. Then, drying is further performed to the finished moisture, for example, 15% from the end of the receiving period. next,
The paddy thus finished is sold once to the government, stored in the storage silo 105, crushed as necessary, and shipped. The selling process is as follows.

The paddy dried to a predetermined finished water content (15%) is air-selected by a wind separator 107 in a selection step 108, and then sent to a paddy / brown rice selection device 109 including indent cylinders provided in a plurality of stages. In the paddy / brown rice selection machine 109, the hulls mixed in the paddy, that is, after the brown rice is separated and eliminated, the paddy is weighed by a weighing machine.
It is weighed at 110 and sent to the storage silo 105 for storage.

On the other hand, at the time of hulling / shipping, the hulling in the storage silo 105 is sent to the hulling machine 111 of the preparation process 120 and is hulling, and the hulling / brown rice sorting machine 112, the grain sorting machine 113, and the destoning machine 114 Weighed by a weighing machine 115 and shipped in a flexible container bag 116, or weighed to a small edge by a weighing machine 117, and is a bag sewing machine 118.
Will be shipped as a bag.

[Problems to be solved by the invention]

By the way, in the above-described conventional selection process 108 of the country elevator, in the paddy / brown rice sorter 109 composed of an indent cylinder, hulls (brown rice) mixed in the paddy are separated and eliminated. The flow rate supplied to the paddy / brown rice sorter was not stable, causing poor sorting. For this reason, measures have been taken to change the angle of the collection trough in the indent cylinder in the early stage of operation, to ignore the initial sorting failure, or to remove the sorting failure in the initial operation to the outside of the machine.

Further, among the machinery and equipment in each process of the country elevator, the rough sorter, the weigher, and the rice / brown rice sorter are provided independently for each process, though they have the same function.
For this reason, there has been a problem that the installation area becomes large, an extra transporter or the like is required, and equipment costs and operation costs increase.

The present invention has been made to solve the above-mentioned problems, and to provide a country elevator capable of improving the sorting accuracy of the fine selection process, reducing the equipment area to reduce the equipment cost, and reducing the operating cost. Make it an issue.

[Means for solving the problem]

In order to solve this problem, in the large-scale joint paddy drying / preparing facility of the present invention, a receiving step having a receiving hopper, a roughing machine and a weighing machine, and a roughing machine, a weighing machine and a paddy / brown rice sorting machine for fine screening are provided. And a preparation step having a huller, a grain sorter and a paddy / brown rice sorter for adjustment, a drying step of drying high-moisture grains, and a transport step of transporting grains to each of these steps. In the large-scale communal paddy drying / preparing facility, a transport process path is provided to communicate with the degranulation outlet of the selective paddy / brown rice separator and the mixed rice outlet of the preliminary paddy / brown rice selector. In the transport process path, the transport path is switched so that degranulation in the early stage of the screening process and mixed rice in the early stage of the preparation process are returned to the paddy / brown rice sorter for preparation and the paddy / brown rice sorter for preparation, respectively. While providing the device, In addition to providing a transport process path that communicates with the outlet for the selected rice / brown rice sorter and the outlet for brown rice of the preparation rice / brown rice sorter, the transport process path includes fine rice in the initial operation of the selective process. In addition, technical measures were taken to provide a transport path switching device for returning brown rice in the initial stage of the preparation process to the paddy / brown rice sorting machine for selection and the rice / brown rice sorting machine for preparation.

(Operation)

The operation of the large-scale joint paddy drying and preparing facility of the present invention will be described below.

First, in the screening process, raw rice is screened by a screening rice / brown rice sorter, and the raw rice is separated into fine rice, hulling, and branch stalks. Then, in the preparation process, the polished rice that has passed through the huller is separated into brown rice, mixed rice of brown rice and rice, and rice by the preparation rice / brown rice sorter. Normally, these two processes were considered as separate devices as described above, but the present invention shares a transport process path for each of the rice milling and brown rice, and the grain-milling and mixed rice, and has a transport path for each of the transport process paths. A switching device is provided to reduce the required number of transport process paths in order to switch and use the transport path switching device according to the selection step and the preparation step.

Here, the transport process path of the rice seed discharge port sorted and sorted by the rice / brown rice sorter in the selective step, in the initial stage of operation, switches the transport path switching device to the rice / brown rice sorter side, and When the flow rate is stabilized, for example, switch to the weighing machine side.
In addition, in the transportation process path of the threshing outlet that is sorted and sorted by the paddy / brown rice sorting at the time of the fine selection step, in the initial stage of operation, the transport path switching device is switched to the paddy / brown rice sorter side, and the flow rate of the paddy / brown rice sorter is When stabilized, it acts to switch to, for example, a grain sorting machine for grain removal. At this time, it is preferable to simultaneously perform switching with the transport path switching device in the transporting process of the fine rice.

Furthermore, in the preparation process, the transport process path of brown rice sorted and sorted by the paddy / brown rice sorter is similar to the fine selection process,
In the initial stage of the operation, the transport path switching device is switched to the paddy / brown rice sorter side, and when the flow rate of the paddy / brown rice sorter is stabilized, it is switched to the brown rice grain sorter side.

〔Example〕

Hereinafter, a preferred embodiment of the present invention will be described with reference to the drawings.

In FIG. 1, reference numeral 1 denotes a receiving step for receiving the raw material paddy, and a receiving hopper 2 for inputting the raw material and a roughing device 3 for selecting the received raw material paddle are connected by a graining machine 4, and the roughing device 3 is used. And a receiving box 5B for accommodating the discharged immature rice. In addition, the refined product outlet of the roughing machine 3 is connected to a weighing machine 7 via a horizontal transporter 59 provided with two outlets and an opening / closing valve and a buffer tank 6, and the outlet of the weighing machine 7 is a graining machine. 8, the two-way switching valves 9 and 10, the carry-in belt conveyor 12 and the three-way switching valve 13 are connected to a receiving tank 16 in the receiving silo 11. The receiving silo includes a plurality of receiving tanks 16 formed by partition walls 14 and side walls 15, and a tempering tank 18 for controlling the humidity of the dried paddy. Further, each of the receiving tanks 16 is communicated with a blower blower 17 for preventing deterioration of the paddy.

A storage silo 20 is continuously provided next to the receiving silo 11, and a tempering tank 19 is provided in a gap between the storage silos 20, and a carry-in belt conveyor 12 and tempering tanks 18, 19 are provided above these silos. And storage silo 20
And a conveyor belt 33 for discharge, which communicates with each of the supply units.

The discharge belt conveyor 26 is a graining machine 27 and a two-way switching valve 28
Is connected to the supply port of the dryer 29, and the discharge port of the dryer 29 is connected to the carry-in conveyor 33 through the graining machine 32. The dryer 29 is provided with a blower 30 and a furnace 31 for generating hot air.

Next, the selection process will be described. The discharge belt conveyor 26 provided below the silo group is, on the other hand,
It is communicated to the roughing machine 3 via a 27 and a two-way switching valve 28. The discharge side of the roughing side 3 is a paddy / brown rice sorter via the horizontal conveyor 59
At the same time, it is connected to the weighing machine 7 via the horizontal conveyor 49, the graining machine 50 and the three-way switching valve 51. Weighing machine 7
Is connected to each storage silo 20 through a two-way changeover valve 9, 10, 25 of the graining machine 8, a graining machine 32, and a carry-in conveyor 33.

In the preparation process, the outlet of each storage silo 20 and the roughing machine 3 are connected to the belt conveyor 26 for discharge,
27 and a two-way switching valve 28, and from the discharge port of the roughing machine 3 through a horizontal conveyor 59, a buffer tank 6, a weighing machine 7, a fryer 8 and a two-way switching valve 9, Machine 35. The hulling machine 35 includes a horizontal conveyor 43,
Connected to paddy / brown rice sorters 34A, B via 44 and a two-way switching valve 45, and also to a grain sorter 36 and a destoner 37 via a horizontal conveyor 49, a grain mill 50 and a three-way switching valve 51. Will be contacted.

The final shipping process is performed via the three-way switching valve 47.
A path is provided. One path is provided with a weighing machine 38 for a flexible container bag 39, and the other path is provided with a sewing machine 41 and a small weighing machine 40 for sewing a bag opening of a small bag system.

Hereinafter, a specific operation in the above embodiment will be described. The raw rice put into the receiving hopper 2 is supplied to the roughing machine 3 through the fryer 4, and the cut ears and impurities are removed from the trash container 5A.
The immature grains are sorted and stored in the immature grain receiving box 5B. The paddy from which contaminants and immature grains have been removed is supplied to the weighing machine 7 via the horizontal conveyor 59 and weighed.
While being conveyed through the two-way switching valves 9 and 10 and the carry-in belt conveyor 12, each of the receiving tanks 16 is controlled by the three-way switching valve 13.
It is distributed and put in.

The paddy temporarily stored in the receiving tank 16 is prevented from deteriorating by being ventilated by the blower 17, but when the paddy is filled in an appropriate amount, the paddy flows out from the discharge port 21 onto the discharge belt conveyor 26 and is lifted. It is put into the dryer 29 through the grain machine 27 and the two-way switching valve 28. The paddy flowing down in the dryer 29 is exposed to hot air from the furnace 31 for generating hot air and the blower 30 to remove moisture from the rice husk on the surface. The rice hulls that have passed through the dryer 29 and the husks have been dried to a certain extent are fed to a fryer 32 and a conveyer (such as a flow conveyor).
It is thrown into the empty tempering tanks 18 and 19 by 33. While being left in the tempering tanks 18 and 19 for several hours, the moisture of the brown rice migrates to the rice hulls and equilibrates (temper), at which point it flows out of the outlets 22 and 24 and is dried again.
The step of throwing the rice into the drying tank 9 to perform the drying action, and the paddy passing through the dryer 29 is conveyed to the tempering tank 19, is repeated.

Drying is performed in this manner, and when the rice does not deteriorate, for example, when the water content reaches about 18%, it is charged into the storage silo 20,
It is stored until the harvest receiving period ends. And
When the receiving period is over, the paddy in each storage silo 20 is sequentially discharged and subjected to the drying operation by the dryer 29 and the refining operation by the tempering tanks 18 and 19 repeatedly, for example, to finish-dry to a water content of 15%. .

When the drying is completed, the finished paddy will be sold to the government through a selective process. That is, the paddy flowing out from the outlet 23 of the storage silo 20 containing the required paddy is supplied to the roughing machine 3 through the two-port switching valve 28 and is air-selected, and then the hulls contained in the paddy are removed. In order to decompose (brown rice), the rice is supplied to a paddy / brown rice sorter 34A for selection through a horizontal conveyor 59.

In this embodiment, for the sake of explanation, it is set so that the paddy / brown rice sorter 34A is used for the fine selection step and the paddy / brown rice sorter 34B is used for the preparation step. The paddy / brown rice sorters 34A, B are so-called rocking sorters, and brown rice or threshing on the high side of the sorting plate that tilts and swings, and rice or branch stalks on the low side, In the middle layer, mixed grains of rice and brown rice or refined rice are shaken, respectively.

By the way, the paddy put into the supply hopper 42 of the paddy / brown rice sorters 34A, B is supplied to the selective paddy / brown rice sorter 34A through the two-way switching valve 56, and the paddy is fed by the paddy / brown rice sorter 34A. It is classified into threshing, paddy and branch stalks. Here, paddy / brown rice sorting machine
The paddy discharged from the paddy discharge port 57B of 34A is
9. In the early stage of the operation in which the flow rate of the rice / brown rice sorting machine 34A is not stable via the fryer 50 and the three-mouth switching valve 51, the three-mouth switching valve 51 is switched to return to the rice / brown rice sorting machine 34A. When the flow rate becomes stable, the three-way switching valve 51 is switched to the weighing machine 7 side, and is supplied to the bunfer tank 6 and supplied to the weighing machine 7. After weighing the paddy rice, the paddy rice is fed into each storage silo 20 as rice sold by the government through the graining machine 8, the two-way switching valves 9, 10 and the carry-in conveyor 33.

In addition, the threshing discharged from the threshing discharge port 57A of the paddy / brown rice sorter 34A is carried out in the early stage of operation when the flow rate of the paddy / brown rice sorter 34A is not stable via the horizontal conveyor 43, the fryer 44 and the switching valve 45. Switches the two-way switching valve 45 to return to the paddy / brown rice sorter 34A. When the flow rate becomes stable, the two-way switching valve 45 is switched to the grain sorting machine 46 for grain removal and supplied to the grain sorting machine 46.
In the grain sorter 46, only the grain is collected in the hopper 48.

Furthermore, the branch stalks discharged from the branch stalk discharge port 57C of the paddy / brown rice sorter 34A are supplied to the horizontal transporter 52, the grain mill 53, and the two-way switching valve.
It passes through a debowing machine 55 via 54, is sent again to the roughing machine 3 via the graining machine 2, and is again fed into the paddy / brown rice sorting machine 34A via the horizontal conveyor 59.

When the paddy thus stored in the storage silo 20 is then shipped through the preparation process, the rice sold in the government in the storage silo 20 is transferred to the discharge belt conveyor 26, the graining machine 27, and the switching unit. After the air is supplied to the roughing machine 3 through the valve 28 and selected by air, the horizontal conveyor 59 is switched and supplied to the weighing machine 7. The paddy weighed by the weighing machine 7 is passed through the graining machine 8 and the switching valve 9 to the hulling machine 35.
To supply. The polished rice (mixed rice) from which 80 to 90% has been removed by the unrolling of the huller 35 is supplied to the supply tank 42 of the hulling / brown rice sorter 34 via the horizontal conveyor 43, the graining machine 44, and the switching valve 45. It is thrown into. The polished rice put into the supply tank 42 is supplied to the paddy / brown rice sorter 34B in the preparation process via the two-way switching valve 56. The supplied polished rice is oscillated and separated into brown rice and paddy,
And it is divided into mixed rice of brown rice and paddy. here,
The brown rice sorted by the paddy / brown rice sorter 34B passes from the brown rice outlet 58A through the horizontal conveyor 49, the graining machine 50, and the three-way switching valve 51, and in the early stage of operation when the flow rate of the rice / brown rice sorter 34B is not stable. Switches the three-way switching valve 51 to the rice / brown rice sorter 34B
Reflux. When the flow rate becomes stable, the three-way switching valve 51 is switched to the brown rice grain sorter 36 side to be supplied to the grain sorter 36. The grain sorter 36 sorts the brown rice into grain thicknesses and sorts them into sized grains having a certain grain thickness or more and immature grains.
In the sizing, the stone is removed through a crusher 37, and then the
It is weighed by the weighing machine 38 via the three-way switching valve 47 and packed in the collecting bag 39, or weighed by the weighing machine 40 and sewn the bag mouth by the sewing machine 41 before being shipped.

Further, the mixed rice sorted by the paddy / brown rice sorter 34B is supplied again from the mixed rice discharge port 58B to the paddy / brown rice sorter 34 via the horizontal conveyor 43, the fryer 44, and the two-way switching valve 45. Re-sort.

Furthermore, the paddy rice sorted by the paddy / brown rice sorter 34B is:
From the paddy discharge port 58C to the horizontal conveyor 52, the fryer 53 and the two-way switching valve 5
It is supplied to the hulling machine 35 via 4 and hulling again.

In the above description, the transport process path including the transport means such as the horizontal transport machine and the graining machine and the connection means between the transport means and the like is referred to as a transport process path. It is referred to as a transport path switching device including a device provided with a device and configured to be distributed to many directions, and is not limited to the present embodiment.

By the way, the description of the case where the paddy / brown rice sorters 34A, B of the present embodiment are separately provided for the fine selection step and the preparation step is provided for convenience. It is also possible to provide a switching device at the outlet of each subsequent grain and use it in the present embodiment.

Also, if the processing flow rate of the selection process and the preparation process are different,
As in the present embodiment, it is possible to provide a separate paddy / brown rice sorter in each step so as to have different capacities. Furthermore, in one paddy / brown rice sorting apparatus, if the sorting unit is integrally configured as a plurality of flow paths, and, for example, each of the four flow paths is individually provided with a sorting unit, the processing flow rate is relatively high. It is also possible to adopt a method in which the separation is performed using one flow path in the preparation step having a small amount of water, and the separation is performed using three or four flow paths in the fine selection step in which the processing amount is relatively large. At this time, the supply to the paddy / brown rice sorter is provided with a transport path switching device. In addition, if the supply side is formed so that one of the four flow paths is used for the preparation step and the remaining three are used for the selection step, the discharge side sets the respective grain discharge ports,
It can be directly connected to the horizontal conveyor shown in this embodiment by a chute pipe or the like.

〔The invention's effect〕

As described above, according to the large-scale joint paddy drying / preparing facility of the present invention, the transport path switching device for the threshing and paddy transport process path selected by the paddy / brown rice sorter in the cleaning process is used for paddy / brown rice sorting. When the flow rate in the initial operation of the machine is not stable, switch to the paddy / brown rice sorting side, and when the flow rate to the paddy / brown rice sorting machine becomes stable, the sorted paddy, for example, to the weighing machine side, the hulls sorted out For example, to the grain sorter side, it is possible to advance the stable sorting by switching the transport path respectively, and also the brown rice sorted by the paddy / brown rice sorter in the preparation process, the paddy / brown rice sorter in the initial operation. And the rice is not mixed into the brown rice.

In addition, since the transfer process path is shared, the installation area of the machinery and equipment can be significantly reduced, and accordingly, the number of transfer devices that communicate each device can be reduced, and the operating cost can be reduced.

[Brief description of the drawings]

FIG. 1 is a flowchart of a country elevator embodying the present invention, FIG. 2 is an enlarged view of a paddy / brown rice sorting apparatus of the present embodiment, and FIG. 3 is a flowchart of a conventional country elevator. 1 ... receiving step, 2 ... receiving hopper, 3 ... roughing machine,
4 ... Frying machine, 5A ... Garbage container, 5B ... Immature rice receiving box, 6
…… buffer tank, 7 …… weighing machine, 8 …… frying machine,
9 two-way switching valve, 10 two-way switching valve, 11 loading silo, 12 loading belt conveyor, 13 three-way switching valve,
14 ... Partition wall, 15 ... Side wall, 16 ... Receiving tank, 17 ... Blower, 18 ... Tempering tank, 19 ... Tempering tank, 20 ... Storage silo, 21, 22, 23, 24 ... Discharge port , 2
5 Two-way switching valve, 26 Belt conveyor for discharge, 27
... Flying machine, 28 ... Two-way selector valve, 29 ... Dryer, 30 ... Blower, 31 ... Furnace for generating hot air, 32 ... Frying machine, 33 ... Conveyor for carrying in, 34A ... Paddy / brown rice sorter, 34B ……
Preparing paddy / brown rice sorter, 35 ... huller, 36 ... grain sorter, 37 ... destoner, 38 ... scaler, 39 ... flexible container bag, 40 ... scaler, 41 ... bag Mouth stitching machine, 42 Feed hopper, 43 Horizontal conveyor, 44 Graining machine, 45 Two-way switching valve, 46 Grain sorter, 47 Three-way switching valve, 48
Hopper, 49 Horizontal conveyor, 50 ... Graning machine, 51 ... Three-way switching valve, 52 ... Horizontal conveyor, 53 ... Flying machine, 54 ... Two-way switching valve, 55 ... Machine, 56 …… Two-way switching valve, 57A ……
Threshing outlet, 57B ... Rice outlet, 57C ... Branch grain outlet, 58A ... Brown rice outlet, 58B ... Mixed rice outlet, 58C ...
... paddy outlet, 59 ... horizontal conveyor, 60 ... waste rice tank, 10
0 ... receiving hopper, 101 ... roughing machine, 102 ... weighing machine, 1
03… Receiving tank, 104… Dryer, 105… Storage silo, 106… Gap silo, 107 …… Wind sorter, 108 …… Selection process, 109 …… Rice and brown rice sorter, 110… Measurement Machine, 111 ...
… Paddy / brown rice sorter, 112… grain sorter, 113… grain sorter, 114… stone removal machine, 115… weighing machine, 116… flexible container bag, 117… weighing machine, 118… bag sewing machine , 119 ...
... the receiving process.

Claims (1)

(57) [Claims] Claims: 1. A receiving step having a receiving hopper, a roughing machine and a weighing machine, a roughing machine having a roughing machine, a weighing machine and a rice / brown rice sorting machine for fine screening, a huller, a grain sorting machine and a preparing machine In a large-scale joint paddy drying / preparation facility comprising: a preparation step having a paddy / brown rice sorter; a drying step for drying high-moisture grains; and a transfer step for transferring grains in these steps. A transport process path is provided to communicate with the degranulation discharge port of the brown rice sorter and the mixed rice discharge port of the paddy / brown rice separator for preparation, and the crushed grain in the initial operation of the fine selection process is provided in the transport process path. In addition, while providing a transportation path switching device for returning the mixed rice in the initial stage of the preparation process to the selective paddy / brown rice sorter and the preparation rice / brown rice sorter, the refined paddy / brown rice sorter Paddy outlet and paddy / brown rice sorter for preparation In addition to providing a transport process path that communicates with the brown rice discharge port, the transport process path is used to separate the unpolished rice in the initial operation of the selective process and the brown rice in the initial operation of the preparation process into the selective paddy / brown rice sorter and the preparation rice. -A large-scale communal paddy drying and preparing facility, which is equipped with a transport path switching device for returning to the brown rice sorter.