JPH02123010A - Grain lifter - Google Patents

Abstract

PURPOSE:To improve the workability of the title lifter and reduce the height of its building by arranging a supply port below a pulley shaft on the wall surface side on which a bearing for the lower pully shaft in a cylindrical case allowing running of the bucket belt is installed, in the case of a grain lifter using a bucket belt. CONSTITUTION:A grain supply port 11 is arranged by cutting off the side wall surface of a cylindrical case 2 staying at the position lower than a lower shaft 4 in an arc shape so as to fix a hopper 12. In this constitution, grains thrown from a scrape conveyer 17 into the supply hopper 12 are supplied from a supply port 11 into the cylindrical case 2 and dipped up and lifted by buckets 7 running around a pulley 5. In this constitution, the supply port is located at a lower position and a supply operation is made easier and also the height of its building can be lower.

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a grain lifting machine that supplies grain at a low position and transfers it to the next stage.

[Conventional technology]

Generally, in conventional rice centers and rice milling factories,
A grain conveyor as shown in FIG. 6 is used. A bucket belt 35 equipped with a bucket 34 is wound around a lower pulley 33 and an upper pulley (not shown) of the grain lifting machine 32, and the discharge port of the lateral conveyor 36 is connected to the opening of the hopper 37.

The grains conveyed from the transverse conveyor 36 are transferred to the hopper 37
It is supplied to the grain lifting machine 32, scooped up and transported by a bucket 34, and discharged from an upper discharge port (not shown) to be sent to the next process.

However, in the conventional grain lifting machine as described above, since the loading position is high, the lateral feed conveyor connected thereto is also arranged high. Therefore, the height of storage tanks and the like connected to the traversal conveyor becomes higher, which necessitates the building to be made higher, leading to a problem of increased construction costs. Furthermore, if the lateral conveyor is placed high, there are problems in that it obstructs the worker's field of view and makes it difficult to move around the workplace.

Another method is to dig a bit and install the grain lifting machine and cross-feeding conveyor in order to lower the staked position, but digging the bit causes water to leak out and cause flooding, and repairs are inconvenient. There was a problem.

[Problem that the invention seeks to solve]

The purpose of this invention is to solve the above-mentioned problems and to provide a grain lifting machine that allows workers to work easily and to construct a building low by installing the stake at a low position. do.

[Means for solving problems]

In order to achieve this object, the present invention has the following configuration.

In the first invention, an upper pulley shaft and a lower pulley shaft are rotatably mounted on a cylindrical case in which a grain discharge port is provided at the upper part of the lower two grain most supply port, and the upper pulley shaft and the lower pulley shaft are connected to each other. In a grain lifting machine that is equipped with a bucket belt with a large number of buckets attached between the pulley wheels, each of which is inserted between the shafts, the C1 supply port is placed on the side of the wall where the bearing of the lower pulley shaft of the cylindrical case is installed, including at least a position lower than the lower shaft. establish.

In the second invention, the supply port has a horseshoe shape formed by the outer diameter of the pulley and the inner diameter of the bottom plate of the cylindrical case.

In the third invention, the feed port is provided in the grain feeding trough of the screw conveyor or scrape conveyor [the outlet is directly connected].

In the fourth invention, the supply port is attached to the opposite wall surface of the cylindrical case.

In the fifth invention, the supply port is continuously and integrally provided on the other back surface of the cylindrical case.

(Function) In the first invention, the grains fed into the grain supply port provided at a low position are scooped up by the bucket attached to the bucket belt and moved upward in the grain lifting machine, and then the grains are fed into the grain supply port provided at a low position. is discharged from the tank and sent to the next process.

In the second invention, the grains are smoothly supplied into the cylindrical case from the horseshoe-shaped supply lower.

In the third invention, the grains conveyed by the screw or scrape conveyor are supplied from the discharge port of the conveyor to the supply port of the grain lifting machine, and are lifted by the grain lifting machine and sent to the next process.

In the fourth invention, grains can be fed from either side or one side of the feed ports provided on both side wall surfaces of the cylindrical case.

In the fifth invention, grains can be supplied from other wall surfaces as well, increasing the supply amount.

〔Example〕

Embodiments of the invention will be described with reference to the drawings. 1st
The figure is a side view of the grain lifting machine, Figure 2 is a lower side sectional view of the grain lifting machine,
FIG. 3 is a front sectional view of the lower part, and FIG. 4 is a front sectional view of the scrape conveyor.

Reference numeral 1 denotes a grain lifting machine, in which a lower pulley 5 and an upper pulley 6 are inserted into an upper shaft 3 and a lower shaft 4 which are mounted above and below a cylindrical case 2. A bucket belt 8 with a large number of buckets 7 mounted at equal intervals between the pulleys 5 and 6 is wound, and Iζ symbols 9A, 9
B is a bearing that supports both ends of the lower shaft 4.

A bottom wall 10 is provided below the lower pulley 5, and the bottom wall 10 is formed into a semicircular shape with a gap sufficient to prevent the bucket 7 from coming into contact with it. , a grain supply port 11 is provided in an arc-shaped notch on the side wall surface of the cylindrical case 2 at a position lower than the lower shaft 4.
A supply hopper 12 connected to the cylindrical case 2 is fixed to the cylindrical case 2. Reference numeral 13 denotes a guard plate that prevents the supplied grains from being caught between the lower pulley 5 and the bucket belt 8 and crushed, and both ends of the guard plate 13 are connected to the cylindrical case 2.
It is fixed to the inner wall of both sides. Further, a grain discharge port 14 provided in the upper part of the cylindrical case 2 communicates with the discharge shoe 1 through a downflow gutter 5 .

Reference numeral 17 is a scrape conveyor that transports the grains horizontally, and a supply hobber 19 and an electric motor 2 are installed on one side of the transport case 18.
A pulley 21 and a pulley 22 provided on an electric motor 20 are connected by a chain 23. The rotating shafts 24A, 24B are mounted on one side of the transport case 18, and the rotating shafts 24A, 2
A chain 28 with a large number of scrapers 27 attached to sprockets 25 and 26 inserted into shaft 4B is wound. The discharge port 30 opened in the bottom wall 29 of the conveyance case 18 and the supply hopper 12 of the grain lifting machine 1 are closely connected to form an integrated grain supply device.

Next, the operation of the above configuration will be explained. The grains supplied from the supply port 19 of the scrape conveyor 17 are transported in the direction of the arrow by the scraper 27 and reach the discharge port 30 . The grains at the discharge port 30 are forcibly dropped into the supply hopper 12 by subsequent grains, slide downward in the supply hopper 12, and are supplied from the grain supply port 11 into the cylindrical case 2. Then, the grains are scooped up into a bucket 7 that moves between the pulleys 5 and 5, transported inside the cylindrical case 2, and passed through the grain discharge port 14 and the downflow gutter 15 to the discharge shaft 1. - is discharged from the port 16 and sent to the next process.

In the above, since the grain supply port 11 is provided on the side wall surface of the cylindrical case 2 at a position lower than the upper shaft 4, the height of the scrape conveyor 17 communicating therewith is also necessarily low (it can be arranged).

In this embodiment, the grain supply port 11 is provided on one side wall surface of the cylindrical case 2, but the supply port 11 may be provided on both side wall surfaces. Further, in this embodiment, the scrape conveyor 17 is used as the traverse conveyor, but various conveyors such as a screw conveyor may be used.

FIG. 3 shows another embodiment, in which a grain supply port 11 is provided on the side wall side of the cylindrical case 2, and a grain supply port 31 is also provided on the grain feeding side. Therefore, even if the amount of grains to be supplied is increased, the grains can be supplied from the grain supply port 31, and the grains will not overflow from the supply hopper 12.

[Effect of the invention] According to the grain lifting machine of the present invention, in the first invention,
Since the grain supply port is provided on the wall side of the cylindrical case where the bearing of the lower pulley shaft is installed, including the lower position than the lower pulley shaft, the supply hopper can be installed at a lower position, and it can be easily accessed from the front stage of the grain lifting machine. Convenient for feeding grain.

In the second invention, since the supply port is configured in a horseshoe shape formed by the outer diameter of the pulley and the inner diameter of the bottom plate of the cylindrical case, grains are smoothly supplied into the cylindrical case.

In the third invention, since the grain supply port of the grain lifting machine is configured to communicate with the discharge port provided in the grain feeding gutter of the screw conveyor or scrape conveyor, the conveyor can be placed low, and therefore it is connected to the conveyor. The height of storage tanks, etc. can be lowered, and the height of the building can be lowered accordingly, making it possible to significantly reduce the 1iffl cost. Furthermore, since the conveyor is placed low, the worker's field of view is not obstructed and it is easier to move around the workplace. Furthermore, there is no need to dig bits and install a lateral conveyor, making it possible to reduce construction costs.

In the fourth invention, since the supply port is attached to the opposite wall of the cylindrical case, grains can be supplied from both sides or one side, and a screw or scrape conveyor can be installed regardless of where the grain lifting machine is installed. can do.

In the fifth invention, since the grain supply port is continuously and integrally installed on the other wall surface of the cylindrical case, it is provided on the wall surface side where the bearing of the lower pulley shaft of the cylindrical case is installed. It is also possible to process grains that cannot be supplied by the feed port alone.

[Brief explanation of drawings]

Fig. 1 is a side view of a grain lifting machine embodying the present invention, Fig. 2 is a side sectional view of the lower part of the grain lifting machine, Fig. 3 is a front sectional view of the lower part, and Fig. 4 is a side view of a grain lifting machine embodying the present invention.
The figure is a front sectional view of a scrape conveyor, FIG. 5 is a front sectional view of another embodiment, and FIG. 6 is a side sectional view of a conventional grain lifting machine. DESCRIPTION OF SYMBOLS 1...Grain lifting machine, 2...Tubular case, 3...Upper shaft, 4...Lower shaft, 5...Lower pulley, 6...Upper pulley, 7... Bucket, 8...Bucket belt, 9A
, 98... Bearing, 10... Bottom wall, 11... Grain supply port, 12... Supply hopper, 13... Guard plate, 14... Grain discharge port, 15... Flowing gutter, 16
...discharge chute, 17... scrape conveyor,
18...Transport case, 19...Supply hopper 20
...Electric motor, 21.22...Pulley, 23...Chain, 24A. 24B... Rotating shaft, 25.26... Sprocket,
27...Scraper, 28...Chain, 29...
・Bottom wall, 30...Discharge port, 31...Grain supply port, 3
2...Grain lifting machine, 33...Lower pulley, 34...Bucket, 35...Bucket belt, 36...Transverse feed conveyor, 37...Hopper

Claims (5)

[Claims] (1) An upper pulley shaft and a lower pulley shaft are rotatably mounted on a cylindrical case with a grain supply port at the bottom and a grain discharge port at the top, and the upper pulley shaft and the lower pulley shaft are respectively In a grain lifting machine wound with a bucket belt with a large number of buckets attached between pulley wheels with shafts inserted therein, the supply port is provided on the wall surface side of the cylindrical case including at least a lower position than the lower pulley shaft, on which the lower pulley shaft is attached. A grain frying machine featuring (2) The grain lifting machine according to claim (1), wherein the supply port has a horseshoe shape formed by the outer diameter of the pulley and the inner diameter of the bottom plate of the cylindrical case. (3) The grain lifting machine according to claim (1) or (2), wherein the supply port is directly connected to a discharge port provided in a grain feeder of a screw conveyor or a scrape conveyor. (4) The grain lifting machine according to claim 1 or 2, wherein the supply port is attached to the opposite wall surface of the cylindrical case. (5) The grain lifting machine according to any one of claims (1) to (4), wherein the supply port is continuously and integrally provided on another wall surface of the cylindrical case.