CN217165208U - Rice classified screening structure - Google Patents

Abstract

The utility model discloses a rice grading screening structure, which comprises a screen plate component, wherein the screen plate component comprises an outer fixed plate, a screen plate is integrally formed at the inner side of the middle part of the outer fixed plate, an inner fixed plate is integrally formed at the inner side of the screen plate, a positioning column is arranged in the inner fixed plate, a positioning head is convexly formed at the upper end of the positioning column, a positioning groove is arranged at the lower end of the positioning column, threaded mounting holes are respectively arranged on the positioning head and the positioning groove, a sliding ring is arranged at the outer side of the outer fixed plate, the screen plate component is slidably arranged in a sliding ring groove which is matched and arranged in a screening machine shell through the sliding ring at the outer side, the whole cross section of the outer fixed plate and the inner fixed plate is trapezoidal, the device is provided with a slope which is directed to the screen plate on the outer fixed plate and the inner fixed plate, so that materials can be repeatedly turned over along the slope in the screening process, improve the screening effect, guaranteed simultaneously that some rice after the screening is piled up on borduring.

Description

Rice classified screening structure

Technical Field

The utility model belongs to the technical field of the rice is hierarchical, specifically be a polished rice classified screening structure.

Background

The rice grading is an important process in the rice processing process and mainly aims to separate full-grain rice from broken rice so as to ensure the quality of commercial rice. The rice grading sieve in the prior art comprises a linear vibrating sieve, a fine vibrating sieve, a flat-turn grading sieve and the like, wherein the flat-turn grading sieve is common equipment for rice grading treatment in a processing plant. The horizontal-rotation classifying screen mainly utilizes the particle size difference between broken rice and whole rice, and automatically classifies the white rice by the aid of plane rotary motion of a screen surface through the screen surface with proper screen holes.

The quality of present flat turn classifying screen upper screen plate influences holistic screening quality, at present in order to guarantee the intensity of sieve, the outermost end of sieve is provided with bordures, when rotatory screening, partial material can pile up on borduring of sieve, influence the screening effect, present sieve board group is integrated simultaneously, when needs wash or change, need dismantle the sieve group together, cause the maintenance cost to increase, in order to solve above problem, a rice classified screening structure has been proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problem, provide a rice classified screening structure.

The utility model adopts the technical scheme as follows: the utility model provides a rice classified screening structure, includes the sieve subassembly, the sieve subassembly includes the outer fixed plate, the inboard integrated into one piece in middle part of outer fixed plate has the sieve, the inboard integrated into one piece of sieve has an inner fixed plate, install the reference column in the inner fixed plate, the upper end protrusion shaping of reference column has the location head, the constant head tank has been seted up to the lower extreme of reference column, all set up the screw thread mounting hole on location head and the constant head tank, the sliding ring is installed in the outside of outer fixed plate, the sliding ring slidable mounting that the sieve subassembly passes through the outside matches in the sliding ring inslot of seting up in the sieve machine shell.

In a preferred embodiment, the overall cross section of the outer fixing plate and the inner fixing plate is trapezoidal, and the outer fixing plate and the inner fixing plate are provided with slopes.

In a preferred embodiment, the bottom ends of the outer fixing plate and the inner fixing plate are connected with a sieve plate, and a plurality of screening holes are uniformly distributed on the sieve plate.

In a preferred embodiment, the sieve plate assembly is made of a stainless steel structure, and the sieve plate assembly located at the lowest end of the screening machine shell is fixedly connected with the output end of the driving motor.

In a preferred embodiment, the positioning groove at the lower end of the screen plate assembly on the upper side of the screen machine shell is inserted into the positioning head at the upper end of the screen plate assembly on the lower side of the screen machine shell.

In a preferred embodiment, a bolt is installed between the positioning groove on the sieve plate assembly on the upper side of the sieving machine shell and the positioning head on the sieve plate assembly on the lower side of the sieving machine shell in a threaded mode, and a nut is installed on one side of the bolt in a matched mode.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, at the in-process of screening, the material of sieve can be along the upward motion of the outer fixed plate upward slope, alright overturn the material to improve the screening effect, guaranteed holistic screening quality, simultaneously at the in-process of screening, through the cooperation of sliding ring and sliding ring groove, can guarantee the stability of whole screening.

2. The utility model discloses in, the bolt that will be connected the part is dismantled, alright outwards drag out the screening subassembly, alright dismantle the screening subassembly, peg graft constant head tank and location head together through the bolt fastening during installation, alright install the screening subassembly, conveniently install and dismantle the screening subassembly, improved holistic result of use.

Drawings

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

FIG. 2 is a schematic diagram of the overall three-dimensional structure of the present invention;

fig. 3 is a schematic diagram of a cross-sectional structure of the screen plate assembly of the present invention;

fig. 4 is a schematic diagram of a sectional structure of the sieve plate assembly according to the present invention during splicing;

fig. 5 is a schematic diagram of a partial sectional structure of the connection wire between the screen plate assembly and the screen machine housing of the present invention.

The labels in the figure are: 1-sieve plate component, 11-slip ring, 12-sieve plate, 13-outer fixed plate, 14-positioning head, 15-positioning column, 16-inner fixed plate, 17-thread mounting hole, 18-positioning groove, 2-nut, 3-bolt, 4-sieve plate shell and 5-slip ring groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-5, a rice grading screening structure, including a screen plate assembly 1, the screen plate assembly 1 includes an outer fixing plate 13, a screen plate 12 is integrally formed on the inner side of the middle of the outer fixing plate 13, an inner fixing plate 16 is integrally formed on the inner side of the screen plate 12, during the rotation process, the material on the screen plate 12 can move upwards along the upper slope of the outer fixing plate 13, so as to turn over the material, to improve the screening effect, and ensure the screening quality of the whole, and the inner fixing plate 16 and the outer fixing plate 13 have no screen holes, so as to ensure the strength of the whole screen plate assembly 1, and improve the service life of the whole, a positioning column 15 is installed in the inner fixing plate 16, a positioning head 14 is formed on the upper end of the positioning column 15 in a protruding manner, a positioning groove 18 is formed on the lower end of the positioning column 15, threaded mounting holes 17 are formed on the positioning head 14 and the positioning groove 18, the positioning grooves 18 between two positioning heads 14 of the screen plate assembly 1 are inserted together, accomplish the preliminary fixed of sieve subassembly 1, sliding ring 11 is installed in the outside of outer fixed plate 13, and sieve subassembly 1 passes through the sliding ring 11 slidable mounting in the sliding ring groove 5 that the matching was seted up in sieve separator shell 4 in the sliding ring 11 slidable mounting in the outside, and the in-process of screening can guarantee the stability of whole screening through the cooperation of sliding ring 11 and sliding ring groove 5.

It should be noted that, the whole cross-section of outer fixed plate 13 and inner fixed plate 16 is trapezoidal, is provided with the slope on outer fixed plate 13 and the inner fixed plate 16, when guaranteeing whole upset screening, can also guarantee holistic intensity.

It should be noted that, the bottommost ends of the outer fixing plate 13 and the inner fixing plate 16 are connected with the sieve plate 12, a plurality of screening holes are uniformly distributed on the sieve plate 12, and the rice can be classified and screened only through the plurality of screening holes.

It should be noted that, sieve subassembly 1 is the stainless steel construction, because the holistic intensity of sieve subassembly 1 can be guaranteed to the material of sieve subassembly 1 itself, and the output end fixed connection that lies in sieve subassembly 1 and the driving motor of sieve shell 4 least significant end is in the same place, and during the use, driving motor drives the rotation of sieve subassembly 1 that the upper end is connected, and the material receives the centrifugal force that sieve subassembly 1 rotated the production and screens the operation.

It should be noted that, the positioning groove 18 located at the lower end of the screen plate component 1 on the upper side of the screen machine shell 4 is inserted into the positioning head 14 located at the upper end of the screen plate component 1 on the lower side of the screen machine shell 4, and the positioning groove 18 is provided with a through cavity for installing the positioning head 14, so that the connection effect between the screen plate components 1 can be improved.

It should be noted that, the bolt 3 is installed between the positioning groove 18 on the sieve plate assembly 1 on the upper side of the sieving machine shell 4 and the positioning head 14 on the sieve plate assembly 1 on the lower side of the sieving machine shell 4 in a threaded manner, the nut 2 is installed on one side of the bolt 3 in a matched manner, the bolt 3 of the connecting part is detached, the sieving assembly 1 can be pulled out, and the sieving assembly 1 can be detached.

The working principle is as follows: this device is when the equipment, at first open the maintenance door in screening machine shell 4 one side, peg graft together constant head tank 18 and the locating head 14 between sieve subassembly 1 two liang with the output equipment of sieve subassembly 1 with the bottom together, it is fixed through bolt 3 between two liang, alright accomplish the concatenation between two liang, when using, driving motor drives the sieve subassembly 1 rotation of connecting the upper end, at the pivoted in-process, material at sieve 12 can be along outer fixed plate 13 upward movement of slope, alright overturn the material, in order to improve the screening effect, holistic screening quality has been guaranteed, simultaneously at the in-process of screening, cooperation through sliding ring 11 and sliding ring groove 5, can guarantee the stability of whole screening, holistic result of use has been improved.

When need to be changed or wash certain group's screening subassembly 1, dismantle the bolt 3 of the part of being connected, alright pull out screening subassembly 1 outwards, alright dismantle screening subassembly 1 for holistic result of use improves greatly.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims (6)

1. The utility model provides a rice classified screening structure, includes sieve subassembly (1), its characterized in that: sieve subassembly (1) includes outer fixed plate (13), the inboard integrated into one piece in middle part of outer fixed plate (13) has sieve (12), the inboard integrated into one piece of sieve (12) has inner fixed plate (16), install reference column (15) in inner fixed plate (16), the upper end protrusion shaping of reference column (15) has location head (14), constant head tank (18) have been seted up to the lower extreme of reference column (15), all seted up threaded mounting hole (17) on location head (14) and constant head tank (18), sliding ring (11) are installed in the outside of outer fixed plate (13), sliding ring (11) slidable mounting through sliding ring (11) in the outside matches in sieve separator shell (4) and sets up in sieve separator shell (5).

2. The rice grading screen structure of claim 1, wherein: the integral cross section of the outer fixing plate (13) and the inner fixing plate (16) is trapezoidal, and slopes are arranged on the outer fixing plate (13) and the inner fixing plate (16).

3. The rice grading screen structure of claim 1, wherein: the bottom ends of the outer fixing plate (13) and the inner fixing plate (16) are connected with a sieve plate (12), and a plurality of screening holes are uniformly distributed on the sieve plate (12).

4. The rice grading screen structure of claim 1, wherein: the sieve plate component (1) is of a stainless steel structure and is located the sieve plate component (1) at the lowest end of the sieve machine shell (4) is fixedly connected with the output end of the driving motor.

5. The rice grading screen structure of claim 1, wherein: and a positioning groove (18) at the lower end of the sieve plate component (1) positioned on the upper side of the screening machine shell (4) is inserted into a positioning head (14) at the upper end of the sieve plate component (1) positioned on the lower side of the screening machine shell (4).

6. The rice grading screen structure of claim 1, wherein: constant head tank (18) on sieve subassembly (1) of sieve shell (4) upside with be located screw thread installation between location head (14) on sieve subassembly (1) of sieve shell (4) downside installs bolt (3), nut (2) are installed in the cooperation of one side of bolt (3).

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