CN213855619U

CN213855619U - Rice screening plant

Info

Publication number: CN213855619U
Application number: CN202022544042.5U
Authority: CN
Inventors: 王祺; 张帅; 李志新; 李军; 王晓鸣
Original assignee: Yangtze University
Current assignee: Yangtze University
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-08-03
Anticipated expiration: 2030-11-05

Abstract

The utility model relates to the technical field of agricultural equipment, and discloses a rice screening device, which comprises a shell, wherein the shell is a circular shell, the inside of the shell is hollow, a material conveying pipe penetrates through the upper end of the shell, in the utility model, when a placing box drives a vibrating screen to roll left and right, rice in the vibrating screen and impurity dust and defective materials doped in the rice can be turned into the air, a second rotating shaft and a third rotating shaft are movably sleeved together by a driving belt, when the second rotating shaft rotates at high speed, the second rotating shaft drives the third rotating shaft to rotate by the driving belt, a fan blade on the third rotating shaft can rotate, wind power generated by the fan blade under the high-speed rotation can blow away the rice, the rice impurities and the defective materials which are turned into the air, so that the particle impurities and the defective materials fall into the vibrating screen, and the impurities and the defective materials can be screened out and collected dust can fall into the interior of a dust collecting cylinder, thereby achieving the effect of improving the screening.

Description

Rice screening plant

Technical Field

The utility model relates to an agricultural equipment technical field especially relates to a rice screening plant.

Background

The rice is classified into indica rice and japonica rice, early rice and middle and late rice, glutinous rice and non-glutinous rice according to the rice type. The conventional rice and hybrid rice are classified according to the seed reserving mode. Other classifications, including paddy rice and floating rice, are made according to whether soilless culture is performed; dividing into season rice and 'lazy rice' according to the life cycle; the rice is divided into common rice and giant rice of about two meters according to the height; the method is divided into common light rice and 'seawater rice' according to saline-alkali resistance. The existing rice screening equipment can only simply screen out large defective materials in rice, but cannot accurately separate particle dust impurities doped in the rice, so that an ideal screening effect is difficult to achieve, and therefore, a rice screening device is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a rice screening plant.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme, a rice screening device, comprising a shell, wherein the shell is a circular shell, the inside of the shell is hollow, a material conveying pipe penetrates through the upper end of the shell, the material conveying pipe is a circular pipeline, the inside of the material conveying pipe is hollow, the inner wall surface of the shell is provided with a round hole, a movable bearing is fixedly arranged on the inner wall surface of the round hole on the inner wall surface of the shell, the shell is movably connected with a rotating shaft through the movable bearing inside a round groove on the inner wall surface of the shell, two driving plates with mirror symmetry are fixedly arranged on the outer wall surface of the rotating shaft, the driving plates are rectangular plates, a fixed plate is fixedly arranged on the inner wall surface of the shell, the fixed plate is rectangular plate-shaped, a spring is arranged between the driving plates and the fixed plate, and the upper end of the spring is fixedly connected with the lower wall surface of the driving plates, the lower extreme of spring with the last wall fixed connection of fixed plate, the left end fixed mounting of pivot places the case, and it is circular box to place the case, and the inside of placing the case is hollow, the upper end of placing the case is open, and the inside lower extreme of placing the case is the fretwork netted.

As preferred, the inside bottom fixed mounting who places the case has the foundation, and the foundation is circular column, the upper end fixed mounting of foundation has the screw rod, the outer wall of screw rod is seted up threadedly, it has the vibrations screen cloth to run through on the screw rod, the outer wall of vibrations screen cloth with the inside wall face activity laminating of placing the case, threaded connection has fastening nut on the screw rod, fastening nut's lower extreme with the upper end swing joint of vibrations screen cloth.

Preferably, the inside bottom fixed mounting of shell has the receipts feed cylinder, and the receipts feed cylinder is circular tube-shape, and the inside of receiving the feed cylinder is hollow, the inside bottom fixed mounting of shell has the dust collection section of thick bamboo, and the dust collection section of thick bamboo is circular tube-shape, and the inside of the section of thick bamboo that gathers dust is hollow, the ring channel has been seted up to the upper end of the dust collection section of thick bamboo, the internal wall of shell runs through there is the second pivot, the outer wall fixed mounting of second pivot has the cam.

Preferably, a motor is fixedly mounted on the outer wall surface of the housing, the right end of the second rotating shaft is fixedly connected with the output shaft of the motor, a circular hole is formed in the inner wall surface of the housing, a third rotating shaft is arranged in the circular hole, a movable bearing is fixedly mounted on the outer wall surface of the third rotating shaft, and the third rotating shaft is movably connected with the inner wall surface of the circular hole in the inner wall surface of the housing through the movable bearing.

As preferred, outer axle fixed mounting of loose bearing has two mirror symmetry's flabellum, the second pivot with the outer wall activity of third pivot has cup jointed the drive band, the arc wall has been seted up to the outer wall of shell, the outer wall fixed mounting of shell has the hinge, the shell has the switch door through hinge swing joint, the switch door with arc wall swing joint.

Advantageous effects

The utility model provides a rice screening plant. The method has the following beneficial effects:

(1) this rice screening plant, when placing the case and drive vibrations screen cloth and roll about, at this moment the corn in the vibrations screen cloth and impurity dust and the bad material of wherein adulteration will be turned over into aloft, second pivot and third pivot are in the same place through driving the area activity cup joint, when the second pivot is rotatory at high speed, the second pivot just can drive the third pivot through driving the area and rotate, at this moment the epaxial flabellum of third pivot just can rotate, at this moment the wind-force that the flabellum produced under high-speed rotation just can blow away things such as corn and corn impurity that turn over into aloft, make these granule impurity and bad material blow in vibrations screen cloth outside, dust impurity and bad material will be sieved out and fall into in the section of thick bamboo that gathers dust like this, thereby reach the effect that improves the screening.

(2) This rice screening plant, when using, at first with the corn through the conveying pipeline drop into in the shell inside, at this moment the motor alright with start, the motor drives the cam through the second pivot and rotates, after the longer one end of cam and drive the board contact, the cam just can will place one side of case and carry out the extrusion downwards, at this moment the opposite side of placing the case can tilt up, at this moment the spring just can be stretched by the one side of slope, when the shorter one end of cam is rotatory to driving the board position, this time drive the board under no extrusion force, it just can rebound under the elasticity of spring to place case extruded one side downwards, like this along with the cam is when high-speed rotatory, drive the board just can drive through the pivot and place the vibrations screen cloth of incasement portion and roll about continuously, at this moment the rice that falls down in the vibrations screen cloth just can upwards float under the reversal of vibrations screen cloth, like this in the corn better and more complete alright get into in order through shaking the screen cloth and placing case lower extreme and receiving the feed cylinder through shaking screen cloth The rice is collected in a row, so that uniform screening is achieved, and the effect of collecting the rice with standard specifications is improved.

(3) This rice screening plant, the arc wall has been seted up on the outer wall of shell, and the arc wall is inside to be provided with the switch door that can move about, when the machine is closed the back, at this moment alright open the switch door, move the fastening nut on the inside screw rod of vibrations screen cloth through twisting, make fastening nut and screw rod separate, at this moment vibrations screen cloth on the screw rod alright take out, will shake the inside residual material of screen cloth and clear up, after the clearance is accomplished, alright close the switch door so that reuse, thereby reach the effect of the life of this vibrations screen cloth of extension.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1 according to the present invention;

fig. 3 is a partial schematic view of the cam of the present invention;

FIG. 4 is a partial schematic view of the material collecting barrel of the present invention;

fig. 5 is a schematic view of the door opening and closing part of the present invention.

Illustration of the drawings:

1. a housing; 2. a delivery pipe; 3. a rotating shaft; 4. driving the plate; 5. a fixing plate; 6. a spring; 7. placing a box; 8. a bottom pillar; 9. a screw; 10. a thread; 11. vibrating the screen; 12. fastening a nut; 13. a material collecting barrel; 14. a dust collection cylinder; 15. a second rotating shaft; 16. a cam; 17. a motor; 18. a third rotating shaft; 19. A movable bearing; 20. a fan blade; 21. driving the belt; 22. an annular groove; 23. an arc-shaped slot; 24. a hinge; 25. and (5) opening and closing the door.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example (b): a rice screening device is disclosed, as shown in figures 1-5, comprising a casing 1, the casing 1 is a circular shell, the inside of the casing 1 is hollow, a feed delivery pipe 2 penetrates through the upper end of the casing 1, the feed delivery pipe 2 is a circular pipeline, the inside of the feed delivery pipe 2 is hollow, the inner wall surface of the casing 1 is provided with a circular hole, a movable bearing is fixedly arranged on the inner wall surface of the circular hole of the casing 1, the casing 1 is movably connected with a rotating shaft 3 through the movable bearing in the circular groove of the inner wall surface of the casing 1, the outer wall surface of the rotating shaft 3 is fixedly provided with two driving plates 4 which are in mirror symmetry, the driving plates 4 are rectangular plates, the inner wall surface of the casing 1 is fixedly provided with a fixed plate 5, the fixed plate 5 is rectangular plate, a spring 6 is arranged between the driving plate 4 and the fixed plate 5, the upper end of the spring 6 is fixedly connected with the lower wall surface, the left end of the rotating shaft 3 is fixedly provided with a placing box 7, the placing box 7 is a circular box body, the interior of the placing box 7 is hollow, the upper end of the placing box 7 is open, the lower end of the interior of the placing box 7 is hollow and netted, the bottom end of the interior of the placing box 7 is fixedly provided with a bottom column 8, the bottom column 8 is circular column-shaped, the upper end of the bottom column 8 is fixedly provided with a screw rod 9, the outer wall surface of the screw rod 9 is provided with a thread 10, the screw rod 9 is penetrated by a vibration screen 11, the vibration screen 11 is of a conventional structure and is not repeated here, the outer wall surface of the vibration screen 11 is movably attached to the inner wall surface of the placing box 7, the screw rod 9 is connected with a fastening nut 12 in a threaded manner, the lower end of the fastening nut 12 is movably connected with the upper end of the vibration screen 11, the bottom end of the interior of the shell 1 is fixedly provided with a material receiving barrel 13, the material receiving barrel 13 is circular barrel-shaped, the interior of the material receiving barrel 13 is hollow, the interior of the shell 1 is fixedly provided with a dust receiving barrel 14, the dust collecting cylinder 14 is a circular cylinder, the interior of the dust collecting cylinder 14 is hollow, an annular groove 22 is formed at the upper end of the dust collecting cylinder 14, a second rotating shaft 15 penetrates through the inner wall surface of the housing 1, a cam 16 is fixedly mounted on the outer wall surface of the second rotating shaft 15, a motor 17 is fixedly mounted on the outer wall surface of the housing 1, the right end of the second rotating shaft 15 is fixedly connected with an output shaft end of the motor 17, a circular hole is formed in the inner wall surface of the housing 1, a third rotating shaft 18 is arranged in the circular hole, a movable bearing 19 is fixedly mounted on the outer wall surface of the third rotating shaft 18, the movable bearing 19 is of a conventional structure, details are not repeated, the third rotating shaft 18 is movably connected with the inner wall surface of the circular hole in the inner wall surface of the housing 1 through the movable bearing 19, two fan blades 20 which are in mirror symmetry are fixedly mounted on the outer shaft of the movable bearing 19, a driving belt 21 is movably sleeved on the outer wall surfaces of the second rotating shaft 15 and the third rotating shaft 18, an arc-shaped groove 23 is formed in the outer wall surface of the housing 1, the hinge 24 is fixedly installed on the outer wall surface of the shell 1, the switch door 25 is movably connected to the shell 1 through the hinge 24, and the switch door 25 is movably connected with the arc-shaped groove 23.

The utility model discloses a theory of operation: when the rice grain vibrating screen is used, firstly, rice grains are put into the shell 1 through the material conveying pipe 2, then the motor 17 can be started, the motor 17 drives the cam 16 to rotate through the second rotating shaft 15, after the longer end of the cam 16 is contacted with the driving plate 4, the cam 16 can downwards extrude one side of the placing box 7, at the moment, the other side of the placing box 7 upwards inclines, the spring 6 can be stretched by the inclined side, when the shorter end of the cam 16 rotates to the position of the driving plate 4, the driving plate 4 does not have extrusion force, the side of the placing box 7 downwards extruded can rebound under the elastic force of the spring 6, thus, when the cam 16 rotates at high speed, the driving plate 4 can drive the vibrating screen 11 inside the placing box 7 to continuously roll left and right through the rotating shaft 3, at the moment, the rice grains falling from the vibrating screen 11 can upwards float under the reverse rotation of the vibrating screen 11, like this in the corn the granule better with more complete alright with through vibrations screen cloth 11 with place 7 lower extremes of case and fall into receiving in the feed cylinder 13 and collect to reach even screening, improve the effect of collecting the rice of standard specification.

When the placing box 7 drives the vibrating screen 11 to roll left and right, at this time, the rice in the vibrating screen 11 and the impurity, dust and poor materials doped in the rice are turned into the air, the second rotating shaft 15 and the third rotating shaft 18 are movably sleeved together through the driving belt 21, when the second rotating shaft 15 rotates at a high speed, the second rotating shaft 15 drives the third rotating shaft 18 to rotate through the driving belt 21, the fan blades 20 on the third rotating shaft 18 rotate, at this time, the wind power generated by the fan blades 20 under the high-speed rotation blows away the rice, the rice impurities and the like turned into the air, so that the particle impurities and the poor materials are blown into the outside of the vibrating screen 11, and the dust impurities and the poor materials are screened out and fall into the dust collecting barrel 14, thereby achieving the effect of improving the screening.

Offered the arc wall 23 on the outer wall of shell 1, and the inside switch door 25 that can move about that is provided with of arc wall 23, when the machine is closed the back, at this moment alright open switch door 25 with opening, through twisting the fastening nut 12 on the inside screw rod 9 of vibrations screen cloth 11, make fastening nut 12 separate with screw rod 9, at this moment vibrations screen cloth 11 on the screw rod 9 alright take out, will shake the inside residual material of screen cloth 11 and clear up, after the clearance is accomplished, alright close so that reuse with switch door 25, thereby reach the effect of prolonging this vibrations screen cloth 11's life.

The basic principles and main features of the present invention, i.e. the advantages of the present invention, have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A rice screening plant, includes shell (1), its characterized in that: the feed delivery pipe (2) runs through the upper end of the shell (1), the round hole has been seted up to the internal face of shell (1), the interior lateral wall face fixed mounting of round hole on the internal face of shell (1) has a loose bearing, shell (1) has pivot (3) through the loose bearing swing joint of the inside of round slot on the internal face of shell (1), the outer wall fixed mounting of pivot (3) has two mirror symmetry's drive board (4), the internal face fixed mounting of shell (1) has fixed plate (5), be provided with spring (6) between drive board (4) and fixed plate (5), the left end fixed mounting of pivot (3) places case (7), the inside bottom fixed mounting who places case (7) has base pillar (8), the upper end fixed mounting of base pillar (8) has screw rod (9), screw thread (10) have been seted up to the outer wall face of screw rod (9), the inside bottom fixed mounting of shell (1) has a receipts feed cylinder (13), the inside bottom fixed mounting of shell (1) has a collection dirt section of thick bamboo (14), ring channel (22) have been seted up to the upper end of collection dirt section of thick bamboo (14), the internal wall of shell (1) runs through there is second pivot (15), the outer wall fixed mounting of second pivot (15) has cam (16), the outer wall fixed mounting of shell (1) has motor (17).

2. A rice screening apparatus as claimed in claim 1, wherein: the round hole has been seted up to the internal face of shell (1), round hole inside is provided with third pivot (18), the outer wall fixed mounting of third pivot (18) has loose bearing (19), third pivot (18) through loose bearing (19) with round hole internal face swing joint on shell (1) internal face, the outer axle fixed mounting of loose bearing (19) has two mirror symmetry's flabellum (20), second pivot (15) with the outer wall activity of third pivot (18) has cup jointed drive belt (21).

3. A rice screening apparatus as claimed in claim 1, wherein: the upper end of the spring (6) is fixedly connected with the lower wall face of the driving plate (4), the lower end of the spring (6) is fixedly connected with the upper wall face of the fixing plate (5), the upper end of the placing box (7) is open, and the lower end of the interior of the placing box (7) is hollow-out net-shaped.

4. A rice screening apparatus as claimed in claim 1, wherein: run through on screw rod (9) and have vibrations screen cloth (11), the outer wall of vibrations screen cloth (11) with place the inside wall face activity laminating of case (7), threaded connection has fastening nut (12) on screw rod (9), the lower extreme of fastening nut (12) with the upper end swing joint of vibrations screen cloth (11).

5. A rice screening apparatus as claimed in claim 1, wherein: arc wall (23) have been seted up to the outer wall of shell (1), the outer wall fixed mounting of shell (1) has hinge (24), shell (1) has switch door (25) through hinge (24) swing joint, switch door (25) with arc wall (23) swing joint.