CN213591083U - Rice grade screening plant - Google Patents

Abstract

The utility model discloses a rice grade screening plant belongs to rice screening equipment field, solves that traditional rice screening intensity of labour is big, inefficiency, effect poor problem. This screening plant includes the box, box top be equipped with the feed inlet, it is equipped with the fretwork support to slide in the box, the fretwork support on be equipped with the screen cloth, the box inner wall of fretwork support below is equipped with a supporting bench, a supporting bench on be equipped with the flexible post with fretwork leg joint, flexible post peripheral cover be equipped with the spring, box one side of fretwork support top is equipped with the air-blower, the opposite side of box is equipped with the air exit corresponding with the air-blower position, box one side of fretwork support below is equipped with driving motor, driving motor's output is connected with the rotation axis, rotation axis middle part be equipped with the cam. The utility model discloses a rice grade screening plant can screen out rice pole, vacant shell rice and sand grain simultaneously, effectively reduces intensity of labour, improves work efficiency.

Description

Rice grade screening plant

Technical Field

The utility model relates to a rice screening equipment, more specifically say, it relates to a rice grade screening plant.

Background

Rice is one of the main grains in China and is widely planted in the south of China. After the rice is harvested, the rice generally needs to be dried in the sun or baked to be stored or eaten, and in order to ensure the quality of the rice, the dried rice generally needs to be subjected to grade screening to screen out rice stalks and rice with empty shells mixed in the rice. The traditional rice grade screening device is generally operated manually, rice is placed in a cabinet, fan blades are rotated manually, and the rice falling into the cabinet is blown, so that straw with light weight and empty rice are blown away, and the purpose of grade screening is achieved. However, the traditional grading screening device has high labor intensity and low efficiency, and is difficult to screen out sand grains doped in rice, so that the problem of poor screening effect is caused. Therefore, a new rice grade screening device for a driver needs to be developed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to the above-mentioned of prior art, provide a rice grade screening plant, can screen out rice pole, vacant shell rice and sand grain simultaneously, effectively reduce intensity of labour, improve work efficiency.

The technical scheme of the utility model is like this: a rice grade screening device comprises a box body, wherein a feed inlet is formed in the top of the box body, a hollowed support is arranged in the box body in a sliding mode, a screen is arranged on the hollowed support, a support table is arranged on the inner wall of the box body below the hollowed support, a telescopic column connected with the hollowed support is arranged on the support table, a spring is sleeved on the periphery of the telescopic column, an air blower is arranged on one side of the box body above the hollowed support, an air outlet corresponding to the air blower is formed in the other side of the box body, a driving motor is arranged on one side of the box body below the hollowed support, the output end of the driving motor is connected with a rotating shaft, a cam is arranged in the middle of the rotating shaft, the cam is attached to the center of the bottom of the hollowed support, a discharge outlet is, the box body on one side of the partition board is provided with a slag discharge pipe, and the box body on the other side of the partition board is provided with a material discharge pipe.

As a further improvement, a first guide plate which is obliquely arranged towards one side of the slag discharge pipe is arranged between the partition plate and the slag discharge pipe, and a second guide plate which is obliquely arranged towards one side of the slag discharge pipe is arranged between the partition plate and the slag discharge pipe.

Further, the hollow support is an inclined plate which is obliquely arranged towards one side of the discharge hole.

Further, the screen cloth overlap joint is at the top of fretwork support, just pass through bolted connection between screen cloth and the fretwork support.

Further, the box top be equipped with the apron, the one end and the box of apron are articulated to link to each other, the other end passes through locking Assembly with the box and can dismantle the connection, the feed inlet setting on the apron.

Furthermore, locking Assembly including with the articulated seat that the box links to each other, with the articulated pole that links to each other of this articulated seat and be located the ear of this articulated pole outside one end detain.

Furthermore, an L-shaped supporting plate is arranged on the box body on one side of the air outlet, and a material collecting box is inserted on the L-shaped supporting plate in a sliding mode.

Furthermore, handles are arranged on two sides of the top of the material collecting box.

Advantageous effects

Compared with the prior art, the utility model, have following advantage:

the utility model discloses a rice grade screening plant, through set up fretwork support and screen cloth in the box, when the in-service use, fall the rice from the feed inlet, the air-blower carries out the air-blast to the rice of whereabouts, make the quality lighter straw, the vacant rice is blown away, and discharge from the air exit, realize the straw, the screening of vacant rice, meanwhile, driving motor drives the frequent striking fretwork support of cam, make the screen cloth vibrate from top to bottom, thereby make the rice thrown, further improve the screening effect, and the sand grain in the rice drops from the screen cloth, realize the screening of sand grain, the rice after the screening at last drops from the discharge gate, can screen off the straw simultaneously, vacant rice and sand grain, effectively reduce intensity of labour, improve work efficiency and screening effect.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

Wherein: the device comprises a box body 1, a feeding port 2, a hollowed support 3, a screen 4, a support table 5, a telescopic column 6, a spring 7, an air blower 8, an air outlet 9, a driving motor 10, a rotating shaft 11, a cam 12, a discharge port 13, a partition plate 14, a slag discharge pipe 15, a discharge pipe 16, a first guide plate 17, a second guide plate 18, a bolt 19, a cover plate 20, a hinge seat 21, a hinge rod 22, an ear buckle 23, a support plate 24-L shape, a material collecting box 25 and a handle 26.

Detailed Description

The invention will be further described with reference to specific embodiments shown in the drawings.

Referring to fig. 1-3, the utility model relates to a rice grade screening device, which comprises a box body 1, a feed inlet 2 is arranged at the top of the box body 1, a hollow support 3 is arranged in the box body 1 in a sliding way for discharging materials, a screen 4 is arranged on the hollow support 3, a support 5 is arranged on the inner wall of the box body 1 below the hollow support 3, a telescopic column 6 connected with the hollow support 3 is arranged on the support 5, a spring 7 is sleeved on the periphery of the telescopic column 6, an air blower 8 is arranged at one side of the box body 1 above the hollow support 3, the air blower 8 is communicated with the box body 1, an air outlet 9 corresponding to the position of the air blower 8 is arranged at the other side of the box body 1 for discharging rice straw and rice with empty shell, a driving motor 10 is arranged at one side of the box body 1 below the hollow support 3, the output end of the driving motor 10 is, be equipped with cam 12 in the middle part of rotation axis 11, cam 12 and rotation axis 11 fixed connection, this cam 12 is laminated mutually with the bottom center of fretwork support 3, can be with fretwork support 3 jack-up, thereby shake the rice, be equipped with discharge gate 13 on screen cloth 4 near air exit 9 one side, make things convenient for the rice to discharge, be equipped with baffle 14 in box 1 of discharge gate 13 below, be connected through the bearing between baffle 14 and the rotation axis 11, prevent that the mixture from appearing in the sand grain of dropping in box 1 and rice, be equipped with row's cinder pipe 15 on the box 1 of baffle 14 one side, be equipped with row's material pipe 16 on the box 1 of baffle 14 opposite side.

The utility model discloses a rice grade screening plant, through setting up fretwork support 3 and screen cloth 4 in box 1, when the in-service use, fall the rice from feed inlet 2, air-blower 8 blows to the rice that falls, make the lighter straw of quality, the vacant shell rice is blown away, and discharge from air exit 9, realize the screening of straw, vacant shell rice, meanwhile, driving motor 10 drives cam 12 and frequently strikes fretwork support 3, make screen cloth 4 vibrate from top to bottom, thereby make the rice thrown up, further improve the screening effect, and the sand grain in the rice drops from screen cloth 4, realize the screening of sand grain, the rice after the screening at last drops from discharge gate 13 and discharges through row's material pipe 16, so that collect, and the sand grain that filters out is then discharged through row's sediment pipe 15, this rice grade screening plant can screen off straw simultaneously, vacant shell rice and rice, effectively reduce intensity of labour, improve work efficiency and screening effect.

Preferably, a first guide plate 17 which is obliquely arranged towards the side of the slag discharge pipe 15 is arranged between the partition plate 14 and the slag discharge pipe 15, and a second guide plate 18 which is obliquely arranged towards the side of the slag discharge pipe 16 is arranged between the partition plate 14 and the slag discharge pipe 16, so that sand grains and rice are conveniently discharged towards the slag discharge pipe 15 and the slag discharge pipe 16 respectively.

Preferably, the hollow frame 3 is an inclined plate arranged obliquely to the side of the outlet 13, so that the screen 4 is also an inclined net inclined to the side of the outlet 13, which helps the rice slide to the outlet 13 and be discharged.

Preferably, screen cloth 4 overlap joint is at the top of fretwork support 3, and is connected through bolt 19 between screen cloth 4 and the fretwork support 3, and in the in-service use process, when needing to be changed screen cloth 4, loosen bolt 19 and take off screen cloth 4, can change screen cloth 4, and it is very convenient to use.

Preferably, a cover plate 20 is arranged at the top of the box body 1, one end of the cover plate 20 is hinged with the box body 1, the other end of the cover plate 20 is detachably connected with the box body 1 through a locking assembly, and the feeding port 2 is arranged on the cover plate 20; locking assembly includes articulated seat 21 that links to each other with box 1, articulated rod 22 that links to each other with this articulated seat 21 is articulated and be located the ear of this articulated rod 22 outside one end and detain 23, has seted up the opening at one of apron 20, and articulated rod 22 can insert in the opening, and during the in-service use, ear detains 23 and rotates to the top surface of apron 20 on, can compress tightly apron 20, and is simple and convenient quick, the dismouting of being convenient for is maintained.

Preferably, the box body 1 on one side of the air outlet 9 is provided with an L-shaped supporting plate 24, and a material collecting box 25 is inserted on the L-shaped supporting plate 24 in a sliding manner and is used for collecting straw and unhulled rice, so that the use is very convenient. Furthermore, handles 26 are arranged on two sides of the top of the material collecting box 25, so that the material collecting box 25 can be pulled conveniently.

The above is only the preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility model and the utility of the patent.

Claims (8)

1. The rice grade screening device is characterized by comprising a box body (1), wherein a feed inlet (2) is formed in the top of the box body (1), a hollowed-out support (3) is arranged in the box body (1) in a sliding mode, a screen (4) is arranged on the hollowed-out support (3), a support table (5) is arranged on the inner wall of the box body (1) below the hollowed-out support (3), a telescopic column (6) connected with the hollowed-out support (3) is arranged on the support table (5), a spring (7) is sleeved on the periphery of the telescopic column (6), an air blower (8) is arranged on one side of the box body (1) above the hollowed-out support (3), an air outlet (9) corresponding to the air blower (8) in position is formed in the other side of the box body (1), a driving motor (10) is arranged on one side of the box body (1) below the hollowed-out support (3, rotation axis (11) middle part be equipped with cam (12), cam (12) laminate mutually with the bottom center of fretwork support (3), screen cloth (4) go up to be close to air exit (9) one side and be equipped with discharge gate (13), be equipped with baffle (14) in box (1) of discharge gate (13) below, be equipped with row's cinder pipe (15) on box (1) of baffle (14) one side, be equipped with on box (1) of baffle (14) opposite side and arrange material pipe (16).

2. A rice grade screening device according to claim 1, characterized in that a first deflector (17) is arranged between the partition (14) and the deslagging pipe (15) and is inclined towards the deslagging pipe (15), and a second deflector (18) is arranged between the partition (14) and the discharge pipe (16) and is inclined towards the discharge pipe (16).

3. A rice grade screening device according to claim 1, characterized in that the hollowed-out support (3) is an inclined plate arranged obliquely to one side of the discharge hole (13).

4. A rice grade screening device according to claim 1, characterized in that the screen (4) is lapped on the top of the hollow bracket (3), and the screen (4) is connected with the hollow bracket (3) through bolts (19).

5. A rice grade screening device according to claim 1, characterized in that a cover plate (20) is arranged on the top of the box body (1), one end of the cover plate (20) is hinged with the box body (1), the other end of the cover plate is detachably connected with the box body (1) through a locking assembly, and the feeding port (2) is arranged on the cover plate (20).

6. A rice grade screening device according to claim 5, wherein said locking assembly comprises a hinged base (21) connected to said housing (1), a hinged rod (22) hingedly connected to said hinged base (21), and an ear clip (23) located at one end of the outside of said hinged rod (22).

7. A rice grade screening device according to any one of claims 1-6, characterized in that an L-shaped support plate (24) is arranged on the box body (1) at one side of the air outlet (9), and a material collecting box (25) is inserted on the L-shaped support plate (24) in a sliding manner.

8. A rice grade screening device according to claim 7, wherein handles (26) are provided on both sides of the top of the collection box (25).

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