CN112191491A

CN112191491A - Classifying screen for rice processing

Info

Publication number: CN112191491A
Application number: CN202011196235.4A
Authority: CN
Inventors: 蔡树成
Original assignee: Hubei Jingshan Qunjian Rice Co ltd
Current assignee: Hubei Jingshan Qunjian Rice Co ltd
Priority date: 2020-10-31
Filing date: 2020-10-31
Publication date: 2021-01-08

Abstract

The invention discloses a classifying screen for rice processing, which belongs to the technical field of rice production and processing, and comprises a supporting frame and a screen plate assembled on the supporting frame; the supporting frame is provided with an installation mechanism; the device comprises a mounting mechanism, a fixing lug, a fixing shaft, an inclination adjusting mechanism, a fixing mechanism and a fixing device, wherein the mounting mechanism is provided with the inclination adjusting mechanism, the surface of the sieve plate is symmetrically and fixedly provided with the fixing lug, the fixing lug is connected with the fixing shaft in a penetrating manner, two ends of the fixing shaft are respectively rotatably connected with the mounting mechanism, and two sides of the sieve plate are assembled on the inclination adjusting mechanism; the classifying screen improves the rice sorting effect by adjusting the inclination degree of the screen plate, is convenient for people to use, avoids rice from being accumulated on the screen plate, further improves the sorting speed, avoids rice from falling off from the side edge of the screen plate, avoids grain waste and has higher practicability.

Description

Classifying screen for rice processing

Technical Field

The invention belongs to the technical field of rice production and processing, and particularly relates to a classifying screen for rice processing.

Background

The classifying screen is a device for screening granular materials, so that the effect of separating high-quality materials from low-quality materials can be achieved, in the technical field of rice processing, after rice is subjected to shelling treatment, part of rice grains are crushed to cause small grain sizes, and in the rice processing process, high-quality rice needs to be separated from low-quality small-grain-size rice grains;

in the prior art, the classifying screen is a device for separating fine-grained rice, and the classifying screen mainly comprises a support frame and a screen plate, wherein the screen plate is mainly used for separating rice grains with different grain sizes, but in the prior art, the classifying screen has the following defects when separating the rice grains with different grain sizes:

because the sieve is laid at the support frame level, the rice piles up on the sieve in a large number when selecting separately, leads to the unable separation of follow sieve of fine grained rice granule to drop effectively, consequently, has influenced the effect of rice screening to a certain extent, is difficult to reach the effect of the different particle diameter rice of efficient separation, and consequently, it is very necessary to design an efficient rice sorting unit.

Disclosure of Invention

Aiming at the problem that the existing sieve plate for rice separation is horizontally arranged, so that the rice separation effect is reduced, the invention provides the classifying sieve for rice processing, which comprises a support frame, wherein an inclination adjusting mechanism is arranged on the support frame, the sieve plate is arranged on a rotating guide rail in a matched mode, the sieve plate can be adjusted through the inclination adjusting mechanism to incline, rice rolls on the sieve plate, and rice with small grain diameter falls off from the sieve plate hole, so that the problem that a large amount of rice is accumulated on the sieve plate is avoided, and the problem provided in the background technology is solved.

In order to solve the above problems, the present invention adopts the following technical solutions.

A grading sieve for rice processing comprises a support frame and a sieve plate assembled on the support frame;

the supporting frame is provided with an installation mechanism;

the installation mechanism on be equipped with the slope adjustment mechanism, just sieve fixed surface symmetry be equipped with fixed ear go up through connection with the fixed axle, the fixed axle both ends respectively with installation mechanism rotate and be connected, and the both sides assembly of sieve be in the slope adjustment mechanism on.

Preferably, the sieve plate rotates around the fixed shaft, and the sieve plate rotates on the inclination adjusting mechanism.

Preferably, the inclination adjusting mechanism comprises a fixing plate and an arc-shaped guide rail arranged on the fixing plate, the fixing plate is assembled on the installation mechanism, fixing pins are arranged on two sides of the sieve plate, and the sieve plate is inserted into the arc-shaped guide rail through the fixing pins and assembled on the inclination adjusting mechanism.

Preferably, the inclination adjusting mechanism comprises a fixed hanging ring arranged on the support frame and a fixed hook arranged on the side wall of the sieve plate; the fixed suspension loops are sequentially arranged along the height direction of the support frame, and the fixed hooks are hinged on the side wall of the sieve plate.

Preferably, the fixed hook is hung on the fixed hanging ring so that the sieve plate rotates.

Preferably, the inclination adjusting mechanism comprises a length adjusting mechanism for supporting the lower surface of the sieve plate, one end of the length adjusting mechanism is hinged on the supporting frame, and the other end of the length adjusting mechanism is hinged on the lower surface of the sieve plate.

Preferably, the length adjustment mechanism comprises an assembly cylinder and a support rod, the assembly cylinder is of a hollow structure with an opening at the top, a limit hole is formed in the assembly cylinder, one end of the support rod is hinged to the lower surface of the sieve plate, and the other end of the support rod is inserted into the assembly cylinder.

Preferably, the length adjusting mechanism supports the sieve plate so that the sieve plate rotates around the fixed shaft.

In order to realize that the classifying screens can be connected in sequence, the invention also adopts the following technical scheme:

in the classifying screen for rice processing, the mounting mechanism comprises a left mounting piece and a right mounting piece which are symmetrically arranged, and the classifying screen is assembled on the right mounting piece of the mounting mechanism through a fixed shaft and is sequentially connected with the right mounting piece.

In order to change the distance between the sieve plates, the invention also adopts the following technical scheme:

the mounting mechanism is connected with the support frame in a vertical sliding mode and is fastened on the support frame through the bolt.

Advantageous effects

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the classifying screen, the plurality of layers of screen plates are arranged on the supporting frame, so that the aperture sizes of the screen plates are sequentially reduced, the rice particles are sorted, in addition, the supporting frame is provided with the mounting mechanism, the mounting mechanism is provided with the inclination adjusting mechanism, the screen plates can incline, the rice is prevented from being accumulated on the screen plates, and the effect of quickly sorting the rice is realized;

(2) according to the grading sieve, the sieve plate can rotate through the inclination adjusting mechanism, and the sieve plate can be fixed on the support frame after rotating, so that rice can be conveniently sorted through the sieve plate by people, and the operation of the people is facilitated;

(3) according to the rice grading sieve, the mounting mechanism comprises the left mounting piece and the right mounting piece, and the grading sieves are sequentially connected through the assembly of the fixing device and the right mounting piece, so that the rice grading area is enlarged, the rice grading speed is greatly increased, and the rice processing efficiency is improved;

(4) the mounting mechanism can slide up and down on the support frame and can be fastened on the support frame through bolts, so that the distance between the sieve plates is changed, rice particles fall to the lower sieve plate through the upper sieve plate and then are scattered, accumulation of rice is avoided, the rice sorting effect is further improved, the speed is increased for production and processing of the rice, and the rice sorting device is convenient for people to operate.

Drawings

FIG. 1 is a schematic structural view of a sizing screen according to the present invention;

FIG. 2 is a schematic structural view of the stand of the present invention;

FIG. 3 is a schematic structural view of a screen plate according to the present invention;

FIG. 4 is a schematic structural view of a tilt adjusting mechanism according to a preferred embodiment of the present invention;

FIG. 5 is an enlarged view of the structure at A in FIG. 1;

FIG. 6 is an enlarged view of the structure at B in FIG. 3;

FIG. 7 is a schematic view of the assembly of the present invention with the screen panels bolted together;

FIG. 8 is a schematic structural view of a mounting mechanism of the present invention;

FIG. 9 is a schematic view showing an assembling structure of the fixing shaft and the mounting mechanism in the present invention;

FIG. 10 is a schematic view of the cascade arrangement of classifying screens assembled with a stationary shaft by a mounting mechanism according to the present invention;

FIG. 11 is a schematic view of an assembly structure of a tilt adjusting mechanism and a supporting frame according to another preferred embodiment of the present invention;

FIG. 12 is an enlarged view of the structure of FIG. 11 at C;

fig. 13 is a schematic structural view of a screen deck according to another preferred embodiment of the present invention;

FIG. 14 is a schematic structural view of a tilt adjusting mechanism according to another preferred embodiment of the present invention;

FIG. 15 is a structural cross-sectional view of the tilt adjustment mechanism of FIG. 14;

fig. 16 is a schematic view of the structure of the mounting cylinder of the tilt adjustment mechanism of fig. 14.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

10. a support frame;

20. an installation mechanism; 21. a fixed shaft; 22. a left mounting tab; 23. a right mounting tab;

30. a sieve plate; 31. fixing the ear; 32. blocking edges; 33. a fixing pin; 34. fastening a bolt;

40. a tilt adjustment mechanism; 41. a fixing sheet; 42. an arc-shaped guide rail; 43. fixing a hanging ring; 44. fixing the hook; 45. a length adjustment mechanism; 451. assembling the cartridge; 452. a support rod.

Detailed Description

The invention is further described below in connection with specific embodiments of the invention.

Example 1

As shown in fig. 1, 2 and 3, which are schematic structural views of a classifying screen for processing rice according to a preferred embodiment of the present invention, the classifying screen of the present embodiment includes a support frame 10 and a screen plate 30 assembled on the support frame 10, the screen plate 30 is provided with a plurality of layers on the support frame 10, and the sizes of the apertures on the screen plate 30 from top to bottom are sequentially reduced, so that rice with different particle sizes is sorted by layer-by-layer sorting after the rice is placed on the screen plate 30.

As shown in fig. 2, in the present embodiment, the mounting mechanism 20 is assembled on the supporting frame 10, the mounting mechanism 20 can slide up and down on the supporting frame 10, and the mounting mechanism 20 can be fastened to the supporting frame 10 by the bolts, thereby playing a role of stabilization.

In this embodiment, installation mechanism 20 on be equipped with slope adjustment mechanism 40, just screen plate 30 fixed ear 31 that is equipped with of surface symmetry fixed ear 31 on through connection have a fixed axle 21, fixed axle 21 both ends respectively with installation mechanism 20 rotate and connect, and the both sides assembly of screen plate 30 be in slope adjustment mechanism 40 on, in this embodiment, through slope adjustment mechanism 40 adjust screen plate 30 and rotate around fixed axle 21 as the axle center to make screen plate 30 take place the slope, pile up the rice on screen plate 30 and roll on screen plate 30, reach the effect of sorting through the roll of rice granule on screen plate 30, avoided the rice to pile up and reduced the problem emergence of sorting effect on screen plate 30.

As shown in fig. 3, in this embodiment, to avoid the rice to drop from the side of the sieve plate 30, the edge 32 is fixedly assembled at the side of the sieve plate 30, and the problem that the rice drops from the edge of the sieve plate 30 is effectively avoided by the arrangement of the edge 32, thereby avoiding the waste of grains. In this embodiment, the distance between the sieve plates 30 can be changed by adjusting the position of the mounting mechanism 20 on the support frame 10, so that the rice is dispersed from the sieve plate 30 on the next layer where the sieve plate 30 on the upper layer drops, the situation of rice accumulation is further avoided, and the rice sorting effect is improved.

As shown in fig. 4 and 5, in the present embodiment, the tilt adjusting mechanism 40 includes a fixing plate 41 and an arc-shaped rail 42 provided on the fixing plate 41, the fixing plate 41 is assembled on the installation mechanism 20, fixing pins 33 are provided on both sides of the screen plate 30, and the screen plate 30 is assembled on the tilt adjusting mechanism 40 by being inserted into the arc-shaped rail 42 through the fixing pins 33.

As shown in fig. 4 and 5, in this embodiment, when the sieve plate 30 rotates around the fixed shaft 21, the fixed pin 33 slides in the arc-shaped guide rail 42, so that the sieve plate 30 tilts, and the rice on the sieve plate 30 rolls on the sieve plate 30 to achieve the sorting effect, in addition, the fixing piece 41 in this embodiment is provided with the fastening bolt 34 on the side away from the sieve plate 30, as shown in fig. 7, the fastening bolt 34 and the fixed pin 33 are used in cooperation, so that the sieve plate 30 tilts and then is stabilized on the tilt adjusting mechanism 40, and people can sort the rice through the sieve plate 30 conveniently.

Example 2

As shown in fig. 11, 12 and 13, which are schematic structural views of a tilt adjusting mechanism 40 according to another preferred embodiment of the present invention, the tilt adjusting mechanism 40 of the present embodiment includes a fixing hanging ring 43 disposed on the supporting frame 10 and a fixing hook 44 disposed on a side wall of the screen plate 30.

In this embodiment, fixed link 43 set gradually along the direction of height of support frame 10, just fixed couple 44 articulate the lateral wall of sieve 30 on, in this embodiment, articulate through fixed couple 44 can realize after fixed link 43 stabilizing sieve 30 support frame 10 on, in this embodiment, articulate through adjusting fixed couple 44 and realized the slope of sieve 30 on the fixed link 43 of co-altitude to the mesh of sorting the rice has been reached.

Example 3

As shown in fig. 14, 15 and 1, which are schematic structural diagrams of a tilt adjusting mechanism 40 according to another preferred embodiment of the present invention, the tilt adjusting mechanism 40 according to this embodiment, includes a length adjusting mechanism 45 for supporting a lower surface of a screen plate 30, one end of the length adjusting mechanism 45 is hinged to the supporting frame 10, and the other end of the length adjusting mechanism 54 is hinged to the lower surface of the screen plate 30, in this embodiment, the length adjusting mechanism 45 supports the screen plate 30 such that the screen plate 30 can rotate around a fixed shaft 21;

as shown in fig. 15 and 16, in this embodiment, the length adjustment mechanism 45 includes an assembly barrel 451 and a support rod 452, the assembly barrel 451 is of a hollow structure with an open top, a limit hole is formed on the assembly barrel 451, one end of the support rod 452 is hinged to the lower surface of the sieve plate 30, the other end of the support rod 452 is inserted into the assembly barrel 451, and the support rod 452 is inserted into the assembly barrel 451 through a pin shaft to limit the depth of the support rod 452 inserted into the assembly barrel 451, so as to change the relative position between the support rod 452 and the assembly barrel 451.

Example 4

As shown in fig. 8, 9 and 10, which are schematic structural views of a mounting mechanism 20 according to a preferred embodiment of the present invention, the mounting mechanism 20 of this embodiment includes a left mounting plate 22 and a right mounting plate 23 symmetrically arranged on any one of embodiments 1 to 3, and the right mounting plate 23 mounted on the upper mounting mechanism 20 through a fixing shaft 21 realizes sequential connection of the classifying screens, thereby increasing the number of screen plates 30, increasing the rice classifying area and increasing the rice classifying speed of the classifying screens.

While the invention has been described in further detail in connection with specific embodiments thereof, it will be understood that the invention is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the invention, which should be considered to be within the scope of the invention as defined by the appended claims.

Claims

1. A grading sieve for rice processing comprises a support frame (10) and a sieve plate (30) assembled on the support frame (10);

the method is characterized in that:

the supporting frame (10) is provided with an installation mechanism (20);

installation mechanism (20) on be equipped with inclination adjustment mechanism (40), just sieve (30) surface symmetry fixed be equipped with fixed ear (31) on run through connection have fixed axle (21), fixed axle (21) both ends respectively with installation mechanism (20) rotate and be connected, and the both sides assembly of sieve (30) be in inclination adjustment mechanism (40) on.

2. The classifying screen for rice processing according to claim 1, wherein: the sieve plate (30) rotates around the fixed shaft (21), and the sieve plate (30) rotates on the inclination adjusting mechanism (40).

3. The classifying screen for rice processing according to claim 1, wherein: inclination adjustment mechanism (40) including stationary blade (41) and arc guide rail (42) of setting on stationary blade (41), stationary blade (41) assemble installation mechanism (20) on, and the both sides of sieve board (30) be provided with fixed pin (33), sieve board (30) insert through fixed pin (33) arc guide rail (42) in assemble inclination adjustment mechanism (40) on.

4. The classifying screen for rice processing according to claim 1, wherein: the inclination adjusting mechanism (40) comprises a fixed hanging ring (43) arranged on the support frame (10) and a fixed hook (44) arranged on the side wall of the sieve plate (30); the fixed hanging rings (43) are sequentially arranged along the height direction of the support frame (10), and the fixed hooks (44) are hinged on the side wall of the sieve plate (30).

5. The classifying screen for rice processing according to claim 4, wherein: the fixed hook (44) is hung on the fixed hanging ring (43) to enable the sieve plate (30) to rotate.

6. The classifying screen for rice processing according to claim 1, wherein: the inclination adjusting mechanism (40) comprises a length adjusting mechanism (45) for supporting the lower surface of the sieve plate (30), one end of the length adjusting mechanism (45) is hinged on the supporting frame (10), and the other end of the length adjusting mechanism (54) is hinged on the lower surface of the sieve plate (30).

7. The classifying screen for rice processing according to claim 6, wherein: the length adjusting mechanism (45) comprises an assembling barrel (451) and a supporting rod (452), the assembling barrel (451) is of a hollow structure with an opening top, a limiting hole is formed in the assembling barrel (451), one end of the supporting rod (452) is hinged to the lower surface of the sieve plate (30), and the other end of the supporting rod (452) is inserted into the assembling barrel (451).

8. The classifying screen for rice processing according to claim 7, wherein: the length adjusting mechanism (45) supports the sieve plate (30) to enable the sieve plate (30) to rotate around the fixed shaft (21).

9. The classifying screen for rice processing according to any one of claims 1 to 8, wherein: the mounting mechanism (20) comprises a left mounting piece (22) and a right mounting piece (23) which are symmetrically arranged, and the classifying screen is assembled on the right mounting piece (23) on the mounting mechanism (20) through a fixing shaft (21) and is sequentially connected.

10. The classifying screen for rice processing according to claim 9, wherein: the mounting mechanism (20) is connected with the support frame (10) in a vertical sliding mode, and the mounting mechanism (20) is fastened on the support frame (10) through the bolts.