CN211275399U

CN211275399U - Rice grading and fine-selecting screen

Info

Publication number: CN211275399U
Application number: CN201921154798.XU
Authority: CN
Inventors: 李永新
Original assignee: Jiangxi Xinhai Group Grain And Oil Co ltd
Current assignee: Jiangxi Xinhai Group Grain And Oil Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-08-18
Anticipated expiration: 2029-07-23

Abstract

The utility model relates to the technical field of rice processing equipment, specifically disclose a rice grading fine screening sieve, the left top intercommunication of screening storehouse has the feed inlet, screening storehouse has set gradually first-order sieve and second grade sieve from top to bottom, first-order sieve and second grade sieve all incline and place, the below of second grade sieve is provided with the baffle, the left side of first-order sieve and second grade sieve all is provided with locking device, the right side below of first-order sieve and second grade sieve all is provided with strutting arrangement, the right-hand member of first-order sieve is provided with the scum pipe, the right-hand member of second grade sieve and baffle all is provided with the passage, fixedly connected with rotation mechanism between screening storehouse and the base; the utility model discloses a set up locking device and strutting arrangement respectively in the left and right sides of classifying screen, avoided in the course of the work classifying screen to receive the influence of gravity and lead to the aperture grow of classifying screen, and then lead to screening inaccuracy, the poor problem of screening effect.

Description

Rice grading and fine-selecting screen

Technical Field

The utility model relates to a rice processing equipment technical field specifically is a rice grading fine screen.

Background

The grading sieve is also called a sieving machine, and is a sieving machine which is commonly used in China at present. In grain processing, the unhulled rice becomes rice one grain after being shucked, but the rice has big or small, even in the processing procedure of shucking, because the quality and the mechanical reason of unhulled rice itself, also can appear some broken rice often, in order to guarantee the quality of rice, also in order to satisfy consumer's requirement simultaneously, so need separate good, full, not full and broken rice of product to ensure the grade and the standard of rice.

A rice classifying screen of prior art development, like CN 20757688U's a rice classifying screen, this utility model drives the baffle through drive structure and takes place to rotate, reached when garrulous rice sneaks into general rice and through the effect that the rice quantity that reduces need filter again is in order to improve work efficiency, nevertheless it has following weak point in the use, in long-term working process, receive the influence of rice gravity, circular screen easily takes place deformation, lead to circular screen aperture size to differ, influence the efficiency of classifying screen.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rice grading fine screen to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a rice grading and fine screening sieve, which comprises a screening bin, the top of the left side of the screening bin is communicated with a feeding hole, a first clapboard is arranged at the communication part of the feed inlet and the screening bin, the first locking knob penetrates through the tail end of the first clapboard, and is connected to the left side wall body of the screening bin by screw threads, the left side of the first locking knob is tightly attached to the first partition plate, the right side of the feed inlet is provided with a dust removal device, the screening bin is sequentially provided with a primary screen and a secondary screen from top to bottom, the first-stage sieve and the second-stage sieve are both obliquely arranged, a baffle is arranged below the second-stage sieve, locking devices are arranged on the left sides of the first-stage sieve and the second-stage sieve, a supporting device is arranged below the right side of the first-stage sieve and the second-stage sieve, a deslagging pipe is arranged at the right end of the first-stage sieve, the right-hand member of second grade sieve and baffle all is provided with the passage, fixedly connected with rotation mechanism between screening storehouse and the base.

As the utility model discloses scheme further still, set up flutedly on the left side wall body in screening storehouse, locking device's right side is provided with the fixed fixing base that links to each other in the left side of the classifying screen, the fixing base is installed in the recess, the left side fixedly connected with second locking knob of fixing base, second locking knob inserts in the recess to threaded connection is on the wall body in screening storehouse left side.

As the utility model discloses scheme further again, strutting arrangement's upper end sets up the backup pad, and at the below fixedly connected with montant of backup pad, the terminal fixedly connected with horizontal pole of montant, the terminal fixed connection of horizontal pole is on screening storehouse right side wall body.

As a further aspect of the present invention, the bottom of the rotation mechanism is provided with a motor, the motor is of a type Y2-90L-2, the end of the motor output shaft is connected to the turntable, and the end of the turntable is connected to a rotation shaft, the end of the rotation shaft is fixed to the bottom of the screening bin.

As the utility model discloses scheme further still, the dust collector lower extreme is provided with the dust absorption mouth communicates on the suction box through the dust absorption pipe, suction box internally mounted has the air pump, the model of air pump is PCF 5015N.

As the utility model discloses scheme further still, the intercommunication department of scum pipe and screening storehouse is provided with the second baffle, be provided with third locking knob on the second baffle, third locking knob passes from the end of second baffle to threaded connection is to screening storehouse right side lateral wall body on, the right side of third knob is hugged closely on the second baffle.

As the utility model discloses scheme further still, the passage is provided with the third baffle with the intercommunication department in screening storehouse, be provided with fourth locking knob on the third baffle, fourth locking knob passes from the end of third baffle to threaded connection is on the wall body of screening storehouse right side lateral wall, the right side of fourth knob is hugged closely on the third baffle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses set up locking device in the left side of classifying screen, set up strutting arrangement on the right side of classifying screen, avoided in the course of the work classifying screen to receive the influence of gravity and lead to the aperture grow of classifying screen, and then lead to screening the inaccuracy, filter the poor problem of effect.

Drawings

FIG. 1 is a schematic view of a rice classifying and refining screen;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is an enlarged schematic view of a part B of fig. 1.

In the figure: 1. a screening bin; 101. primary screening; 102. secondary screening; 103. a baffle plate; 104. a groove; 2. a feed inlet; 201. a first separator; 202. a first locking knob; 3. a dust removal device; 301. a dust suction port; 302. a dust collection pipe; 303. an air pump; 304. a dust collection box; 4. a locking device; 401. a fixed seat; 402. a second locking knob; 5. a support device; 501. A support plate; 502. a vertical rod; 503. a cross bar; 6. a slag discharge pipe; 601. a second separator; 602. a third locking knob; 7. A material guide pipe; 701. a third partition plate; 702. a fourth locking knob; 8. a swing mechanism; 801. a motor; 802. a turntable; 803. A rotating shaft; 9. a base.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a rice grading and fine screening sieve includes a screening bin 1, a feeding port 2 is communicated with the top of the left side of the screening bin 1, a first partition 201 is disposed at a communication position of the feeding port 2 and the screening bin 1, a first locking knob 202 is disposed on the first partition 201, the first locking knob 202 passes through the end of the first partition 201 and is screwed to the left side wall of the screening bin 1, the left side of the first locking knob 202 is tightly attached to the first partition 201, the first locking knob 202 is loosened, the first partition 201 is moved downward or upward to open and close the feeding port 2, the first locking knob 202 is tightened to fix the first partition 201, a dust removing device 3 is disposed on the right side of the feeding port 2, a primary sieve 101 and a secondary sieve 102 are sequentially disposed on the screening bin 1 from top to bottom, the screening bin is characterized in that the first-stage screen 101 and the second-stage screen 102 are placed in an inclined mode, a baffle 103 is arranged below the second-stage screen 102, locking devices 4 are arranged on the left sides of the first-stage screen 101 and the left side of the second-stage screen 102, supporting devices 5 are arranged below the right sides of the first-stage screen 101 and the second-stage screen 102, a slag discharge pipe 6 is arranged at the right end of the first-stage screen 101, a material guide pipe 7 is arranged at the right end of the second-stage screen 102 and the right end of the baffle 103, and a swing mechanism 8 is fixedly connected between the.

In fig. 1 and 2, a groove 104 is formed in the left sidewall of the screening bin 1, a fixing seat 401 fixedly connected with the left side of the classifying screen is arranged on the right side of the locking device 4, a second locking knob 402 is fixedly connected to the left side of the fixing seat 401, and the second locking knob 402 is inserted into the groove 104 and is in threaded connection with the left sidewall of the screening bin 1.

In fig. 1 and 3, the upper end of the supporting device 5 is provided with a supporting plate 501, a vertical rod 502 is fixedly connected below the supporting plate 501, a cross rod 503 is fixedly connected to the tail end of the vertical rod 502, and the tail end of the cross rod 503 is fixedly connected to the right side wall body of the screening bin 1.

In fig. 1, a motor 801 is arranged at the bottom of the rotating mechanism 8, the motor is of a type Y2-90L-2, a rotating disc 802 is connected to the end of an output shaft of the motor 801, a rotating shaft 803 is connected to the end of the rotating disc 802, the end of the rotating shaft 803 is fixed to the bottom of the screening bin 1, and the rotating disc 802 is driven to rotate by the rotation of the motor 801, so that the screening bin 1 performs a rotating motion on a plane where the rotating disc 802 is located, and rice is screened in a grading manner.

In fig. 1, dust collector 3 lower extreme is provided with dust absorption mouth 301 communicates through dust absorption pipe 302 on the suction box 304, suction box 304 internally mounted has air pump 303, the model of air pump 303 is PCF5015N, and in rice entered into screening storehouse 1, air pump 303 began to work, can be effectively with the effectual absorption and the collection of the rice chaff that contains in the rice for make the fodder.

In fig. 1 and 3, a second partition plate 601 is arranged at the communication position of the slag discharging pipe 6 and the screening bin 1, a third locking knob 602 is arranged on the second partition plate 601, the third locking knob 602 penetrates through the tail end of the second partition plate 601 and is in threaded connection with the wall body on the right side of the screening bin 1, the right side of the third locking knob 602 is tightly attached to the second partition plate 601, the third locking knob 602 is unscrewed, the second partition plate 601 moves downwards or upwards to achieve the conduction and the separation of the slag discharging pipe 6, the third locking knob 602 is screwed down, and the second partition plate 601 is fixed.

In fig. 1, a third partition plate 701 is arranged at a communication position between the material guiding pipe 7 and the screening bin 1, a fourth locking knob 702 is arranged on the third partition plate 701, the fourth locking knob 702 penetrates through the end of the third partition plate 701 and is in threaded connection with the wall body on the right side of the screening bin 1, the right side of the fourth locking knob 702 is tightly attached to the third partition plate 701, the fourth locking knob 702 is loosened, the third partition plate 701 moves downwards or upwards to achieve conduction and blocking of the material guiding pipe 7, and then the fourth locking knob 702 is tightened to fix the third partition plate 701.

The utility model discloses a theory of operation is: when rice classified screening work is carried out, the first partition plate 201 is moved downwards, the feeding hole 2 is opened, when rice enters the screening bin 1, the motor 801 starts to rotate, the screening bin 1 rotates on the plane where the rotary disc 802 is located, classified screening work of the rice is carried out, after a period of time, the motor is stopped to rotate, the second partition plate 601 is moved downwards, the residue discharge pipe 6 is conducted, impurities contained in the rice are discharged, the third partition plate 701 is moved downwards, the material guide pipe 7 is conducted, and the selected rice and the broken rice are collected respectively.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The rice grading and fine screening sieve comprises a screening bin (1) and is characterized in that a feeding hole (2) is communicated with the left top of the screening bin (1), a first partition plate (201) is arranged at the communicating position of the feeding hole (2) and the screening bin (1), the tail end of the first partition plate (201) is connected to the left side wall body of the screening bin (1) through a first locking knob (202) in a threaded manner, a dust removal device (3) is arranged on the right side of the feeding hole (2), a first-stage sieve (101) and a second-stage sieve (102) are sequentially arranged on the screening bin (1) from top to bottom, the first-stage sieve (101) and the second-stage sieve (102) are obliquely arranged, a baffle plate (103) is arranged below the second-stage sieve (102), locking devices (4) are arranged on the left sides of the first-stage sieve (101) and the second-stage sieve (102), and supporting devices (5) are arranged below the right sides of the first-stage sieve, the right-hand member of one-level sieve (101) is provided with scum pipe (6), the right-hand member of second grade sieve (102) and baffle (103) all is provided with passage (7), fixedly connected with rotation mechanism (8) between screening storehouse (1) and base (9).

2. The rice grading and refining sieve according to claim 1, wherein a groove (104) is formed in the left side wall body of the screening bin (1), a fixing seat (401) fixedly connected with the left side of the grading sieve is arranged on the right side of the locking device (4), the fixing seat (401) is installed in the groove (104), and a second locking knob (402) is fixedly connected to the left side of the fixing seat (401).

3. The rice grading and refining screen according to claim 1, characterized in that a supporting plate (501) is arranged at the upper end of the supporting device (5), a vertical rod (502) is fixedly connected below the supporting plate (501), a cross rod (503) is fixedly connected to the end of the vertical rod (502), and the end of the cross rod (503) is fixedly connected to the right side wall body of the screening bin (1).

4. The rice grading and refining screen as claimed in claim 1, wherein a motor (801) is provided at the bottom of the revolving mechanism (8), the motor is of type Y2-90L-2, the end of the output shaft of the motor (801) is connected with a rotating disc (802), and the end of the rotating disc (802) is connected with a revolving shaft (803), and the end of the revolving shaft (803) is fixed at the bottom of the screening bin (1).

5. The rice grading and refining screen according to claim 1, characterized in that a dust suction port (301) is formed at the lower end of the dust removing device (3), the dust suction port (301) is communicated to a dust suction box (304) through a dust suction pipe (302), an air pump (303) is installed inside the dust suction box (304), and the model of the air pump (303) is PCF 5015N.

6. The rice grading and refining screen according to claim 1, characterized in that a second partition (601) is arranged at the communication position of the residue discharge pipe (6) and the screening chamber (1), and the second partition (601) is connected to the right side wall body of the screening chamber (1) through a third locking knob (602) in a threaded manner.

7. The rice grading and refining screen according to claim 1, characterized in that a third partition plate (701) is arranged at the communication position of the material guide pipe (7) and the screening chamber (1), and the third partition plate (701) is connected to the right side wall body of the screening chamber (1) through a fourth locking knob (702) in a threaded manner.