CN218691312U - Rice grader that screening efficiency is high - Google Patents

Rice grader that screening efficiency is high Download PDF

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Publication number
CN218691312U
CN218691312U CN202223092220.0U CN202223092220U CN218691312U CN 218691312 U CN218691312 U CN 218691312U CN 202223092220 U CN202223092220 U CN 202223092220U CN 218691312 U CN218691312 U CN 218691312U
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China
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rice
cylinder
screening
bran
screening cylinder
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CN202223092220.0U
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Chinese (zh)
Inventor
李建军
杜小品
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Quanzhou Qianrui Grain And Oil Industry Co ltd
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Quanzhou Qianrui Grain And Oil Industry Co ltd
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Priority to CN202223092220.0U priority Critical patent/CN218691312U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/14Measures for saving energy, e.g. in green houses

Abstract

The utility model discloses a rice classifier with high screening efficiency, wherein a plurality of supporting columns are connected between a top plate and a bottom plate; a screening cylinder is connected between the top plate and the bottom plate, a first connecting shaft is arranged at the bottom of the screening cylinder, a second connecting shaft is arranged at the top of the screening cylinder, the first connecting shaft and the second connecting shaft are respectively and rotatably connected with the bottom plate and the top plate, the second connecting shaft is of a hollow structure, and a feeding hopper is arranged at the top of the top plate; the bran-receiving cylinder, the broken rice cylinder and the fine rice cylinder are respectively sleeved outside the bran-screening cylinder, the broken rice cylinder and the fine rice cylinder, a material conveying pipe is respectively communicated between the bottom of the chaff cylinder and the top of the broken rice screen cylinder and between the bottom of the broken rice screen cylinder and the top of the fine rice screen cylinder; the outside of the fine rice barrel is provided with a driven gear, the bottom plate is provided with a driving motor, an output shaft of the driving motor is upward and is fixed with a driving gear, and the driving gear is meshed with the driven gear. The utility model discloses the screening efficiency is high, and is hierarchical thorough, can not cause the influence to the environment.

Description

Rice grader that screening efficiency is high
Technical Field
The utility model relates to a rice processing equipment technical field especially relates to a rice grader that screening efficiency is high.
Background
The rice grading is an important step in the rice processing process, and the rice grading mainly comprises the steps of grading and finishing finished rice, extracting broken rice exceeding requirements, and grading according to different sizes of the rice.
The utility model discloses a chinese patent for CN216189402U, the utility model discloses a rice processing is with screening grading plant, including the screening case, still include the feeder hopper, a conveyer, actuating mechanism one, the sieve, electric putter, actuating mechanism two, the feeder hopper setting is used for throwing the material to screening incasement ration at screening roof portion, the conveyer setting is used for carrying the rice that the feeder hopper drops into to one end and throws the material in screening incasement upper end, the conveyer bilateral symmetry sets up two sets of actuating mechanism one and is used for driving the conveyer to remove and throws the material, the conveyer below sets gradually four horizontally sieves, every sieve one end sets up to the drive end, the other end sets up to the discharge end, every sieve bottom is all through the pivot one of horizontal setting, pivot two rotate the support, pivot one, two both ends of pivot are all rotated the support through the screening case lateral wall that corresponds, the pivot two that are located every sieve discharge end pass through electric putter rotation joint support. The utility model discloses screening classification speed is fast, and the screening process is simple efficient, and stability is good. However, the dust produced in the rice sorting of the patent is easily discharged from the discharge port to pollute the environment, and the rice is easily dropped to the screening box or the lower layer of the screen plate from the driving end of the screen plate when the screen plate reciprocates, so that the grading is not thorough or the rice is accumulated at the bottom of the screening box.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a rice grader that screening efficiency is high to solve the problem that the above-mentioned background art mentioned.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rice grader with high screening efficiency comprises a top plate and a bottom plate, wherein a plurality of support columns arranged at intervals are connected between the top plate and the bottom plate; a screening cylinder is connected between the top plate and the bottom plate, a first connecting shaft is arranged at the bottom of the screening cylinder, a second connecting shaft is arranged at the top of the screening cylinder, the first connecting shaft and the second connecting shaft are respectively and rotatably connected with the bottom plate and the top plate, the second connecting shaft is of a hollow structure, a feeding hopper is arranged at the top of the top plate, and the bottom end of the feeding hopper is rotatably connected with the second connecting shaft; the screening cylinder comprises a bran screening cylinder, a broken rice screening cylinder and a polished rice screening cylinder, the outside of the bran screening cylinder, the outside of the broken rice screening cylinder and the outside of the polished rice screening cylinder are respectively fixedly sleeved with a bran receiving cylinder, a broken rice cylinder and a polished rice cylinder, and conveying pipes are respectively communicated between the bottom of the bran screening cylinder and the top of the broken rice screening cylinder and between the bottom of the broken rice screening cylinder and the top of the polished rice screening cylinder; the outer side of the fine rice barrel is provided with a driven gear, the top of the bottom plate is provided with a driving motor, an output shaft of the driving motor upwards is fixed with a driving gear, and the driving gear is meshed with the driven gear.
Furthermore, connecting columns are respectively arranged between the bottom of the bran receiving cylinder and the top of the broken rice sieve cylinder and between the bottom of the broken rice cylinder and the top of the fine rice sieve cylinder.
Furthermore, the outer side wall of the bran receiving cylinder is provided with a dust collection port of an annular structure, the outer wall of the bran receiving cylinder is located on the outer side of the dust collection port and is connected with a connection ring in a sliding mode, and the connection ring is connected with a dust removal fan through a dust collection pipe.
Furthermore, the inner sides of the two ends of the connecting ring are respectively provided with a sliding block, and the bran receiving cylinder is positioned at the top and the bottom of the dust suction port and is respectively provided with a sliding rail which is in adaptive connection with the sliding block.
Further, the conveying pipeline is provided with an electric control valve.
Furthermore, a plurality of reinforcing columns are connected between the inner bottom of the bran receiving cylinder and the outer bottom of the bran screening cylinder.
Furthermore, a bran discharge pipe is arranged on the outer side wall of the bran receiving cylinder, and a broken rice discharge pipe is arranged on one side of the broken rice cylinder; the fine rice barrel is provided with a fine rice discharging pipe; the bran discharging pipe, the broken rice discharging pipe and the fine rice discharging pipe are respectively provided with an electric control valve.
Advantageous effects
Compared with the prior art, the utility model discloses at least, including following advantage: the rice rotates the screening under driving motor, driving gear and driven gear's cooperation, and screening efficiency is high, and from last to down in proper order through a chaff section of thick bamboo, a garrulous rice sieve section of thick bamboo, a precision screen section of thick bamboo classified screening, in proper order with chaff powder, garrulous rice, precision screen and go out, the rice can not drop the outside in the screening process, and is hierarchical thorough, avoids causing the waste. The rice screening process is in closed space, can not cause the pollution to the environment, and when screening the chaff powder, dust absorption mouth, go-between, slider, slide rail, enhancement post, dust absorption pipe and dust exhausting fan cooperation can rotate the in-process of screening at the cylinder, detach the dust that produces in the rice is selected separately. The utility model discloses a spliced pole, reinforced column, top border and the connection setting on base border make the convenient dismantlement of screening cylinder maintain and clear up.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic structural view of fig. 1 according to the present invention.
The figure is marked with: 1-a bottom plate; 2-a support column; 3-a top plate; 4-a feed hopper; 5-a dust removal fan; 6-a dust absorption pipe; 7-chaff cylinders; 8-bran receiving cylinder; 9-a material conveying pipe; 10-crushing rice cylinders; 11-broken rice sieve tube; 12-polished rice cone; 13-polished rice sieve tube; 14-a driven gear; 15-a bran discharge pipe; 16-a broken rice discharge pipe; 17-polished rice discharging pipe; 18-an electrically controlled valve; 19-connecting column; 20-bottom convex edge; 21-top convex edge; 22-a drive gear; 23-a drive motor; 24-a mounting plate; 25-a first connecting shaft; 26-a second connecting shaft; 27-a bearing; 28-dust suction port; 29-a connecting ring; 30-a slide block; 31-a slide rail; 32-reinforcing columns.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following detailed description is made with reference to the accompanying drawings and specific embodiments. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from the embodiments described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the one element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, the rice classifier with high screening efficiency comprises a top plate 3 and a bottom plate 1, wherein a plurality of support columns 2 arranged at intervals are connected between the top plate 3 and the bottom plate 1; roof 3 with be connected with the filter screen between the bottom plate 1, the bottom of filter screen is provided with first connecting axle 25, the top of filter screen is provided with second connecting axle 26, first connecting axle 25 with second connecting axle 26 respectively with bottom plate 1 with roof 3 rotates and connects. The second connecting shaft 26 is connected with the top plate 3 through a bearing 27, the mounting plate 24 is arranged at the top of the bottom plate, and the first connecting shaft is rotatably mounted on the connecting plate 24.
The second connecting shaft 26 is of a hollow structure, the top of the top plate 3 is provided with a feed hopper 4, and the bottom end of the feed hopper 4 is rotatably connected with the second connecting shaft 26; the screening section of thick bamboo is including a chaff section of thick bamboo 8, a garrulous rice sieve section of thick bamboo 11 and a polished rice sieve section of thick bamboo 13 that from top to bottom set gradually, chaff sieve mesh, garrulous rice sieve mesh and polished rice sieve mesh have been seted up respectively to a chaff section of thick bamboo 8, a garrulous rice sieve section of thick bamboo 11 and a polished rice sieve section of thick bamboo 13. The outside of a chaff section of thick bamboo 8, a broken rice sieve section of thick bamboo 11 and a polished rice sieve section of thick bamboo 13 is equipped with respectively to be equipped with and connects chaff section of thick bamboo 7, a broken rice section of thick bamboo 10 and a polished rice section of thick bamboo 12. The top of a chaff section of thick bamboo 8, a broken rice sieve section of thick bamboo 11 and a polished rice sieve section of thick bamboo 13 encircles respectively and is provided with protruding edge 21 in top, connects the outside extension in top of a chaff section of thick bamboo 7, a broken rice section of thick bamboo 10 and a polished rice section of thick bamboo 12 and locks in the protruding edge 21 bottom in top of a chaff section of thick bamboo 8, a broken rice sieve section of thick bamboo 11 and a polished rice sieve section of thick bamboo 13 that correspond through the screw respectively. The bottoms of the bran collecting cylinder 7, the broken rice cylinder 10 and the polished rice cylinder 12 are respectively provided with a bottom convex edge 20.
A bran discharge pipe 15 is arranged on the outer side wall of the bran receiving cylinder 7, a broken rice discharge pipe 16 is arranged on one side of the broken rice cylinder 10, and a fine rice discharge pipe 17 is arranged at the bottom of the fine rice cylinder 12; the bran discharging pipe 15, the broken rice discharging pipe 15 and the polished rice discharging pipe 17 are respectively provided with an electric control valve. Wherein the top surface of the bottom of the bran receiving cylinder inclines towards one side of the bran discharge pipe 15, the top surface of the bottom of the broken rice cylinder 10 inclines towards one side of the broken rice discharge pipe 16, and the top surface of the bottom of the fine rice cylinder inclines towards one side of the fine rice discharge pipe 17, so that bran powder, broken rice and fine rice are conveniently discharged. A feed delivery pipe 9 is respectively communicated between the bottom of the chaff cylinder 8 and the top of the broken rice screen cylinder 11 and between the bottom of the broken rice screen cylinder 11 and the top of the polished rice screen cylinder 11, and the bottoms of the chaff cylinder 8 and the broken rice screen cylinder 11 are conical bottoms which are inclined towards the feed delivery pipe; the conveying pipeline is provided with an electric control valve. Preferably, connecting columns 19 are respectively arranged between the bottom convex edge 20 of the bran receiving cylinder 7 and the top convex edge 21 of the broken rice sieve cylinder 11, and between the bottom convex edge of the broken rice cylinder 10 and the top convex edge of the polished rice sieve cylinder 13. The connecting column 19 is respectively connected with the bran collecting cylinder 7, the broken rice screen cylinder 11, the broken rice cylinder 10 and the polished rice screen cylinder 13 through screws.
The outer side of the fine rice barrel 12 is provided with a driven gear 14, the top of the bottom plate 1 is provided with a driving motor 23, an output shaft of the driving motor 23 is upward and is fixed with a driving gear 22, and the driving gear 22 is meshed with the driven gear 23. When the driving motor 23 is operated, the driving gear 22 drives the driven gear 14 to rotate, so as to drive the whole screening drum to perform rotary screening.
Connect the interior bottom of a chaff section of thick bamboo 7 with be connected with a plurality of enhancement posts 32 between the outer bottom of a chaff section of thick bamboo 8, specifically, the bottom mounting of enhancement post connects the bottom of a chaff section of thick bamboo 7, and the top is connected through screw and chaff section of thick bamboo 8 bottom, makes screening cylinder overall structure more firm stable. The outer side wall of the bran receiving cylinder 7 is provided with a dust suction port 28 of an annular structure, the outer wall of the bran receiving cylinder 7 is located on the outer side of the dust suction port 28 and is slidably connected with a connecting ring 29, the inner sides of two ends of the connecting ring 29 are respectively provided with a sliding block 30, and the outer side wall of the bran receiving cylinder 7 is located on the top and the bottom of the dust suction port 28 and is respectively provided with a sliding rail 31 which is in adaptive connection with the sliding block 30. The connecting ring 29 is connected with a dust removing fan 5 through a dust suction pipe 6. The air outlet end of the dust removing fan 5 is connected with a filtering device, and a filter screen is arranged in the filtering device and used for capturing dust.
In the specific implementation process, the rice in the feeder hopper 5 passes through the second connecting axle 26 and gets into a chaff section of thick bamboo 8, along with the rotation of a screening section of thick bamboo, the chaff powder gets into from a chaff section of thick bamboo 8 and connects chaff section of thick bamboo 7, opens automatically controlled valve 18 after that, makes the rice get into a garrulous rice sieve section of thick bamboo 11 from a chaff section of thick bamboo 8, along with the rotation of a screening section of thick bamboo, garrulous rice gets into a garrulous rice section of thick bamboo 10 from a garrulous rice sieve section of thick bamboo 11, opens automatically controlled valve at last, makes the rice get into a polished rice sieve section of thick bamboo from a garrulous rice sieve section of thick bamboo 11 and screens, and the polished rice falls into polished rice section of thick bamboo 12. After the screening is finished, the electric control valve is opened, and the bran powder, the broken rice and the fine rice can be discharged from the bran discharge pipe, the broken rice discharge pipe and the fine discharge pipe respectively.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (7)

1. A rice classifier with high screening efficiency is characterized by comprising a top plate and a bottom plate, wherein a plurality of support columns arranged at intervals are connected between the top plate and the bottom plate; a screening cylinder is connected between the top plate and the bottom plate, a first connecting shaft is arranged at the bottom of the screening cylinder, a second connecting shaft is arranged at the top of the screening cylinder, the first connecting shaft and the second connecting shaft are respectively and rotatably connected with the bottom plate and the top plate, the second connecting shaft is of a hollow structure, a feeding hopper is arranged at the top of the top plate, and the bottom end of the feeding hopper is rotatably connected with the second connecting shaft; the screening cylinder comprises a bran screening cylinder, a broken rice screening cylinder and a polished rice screening cylinder, bran receiving cylinders, a broken rice cylinder and a polished rice cylinder are fixedly sleeved on the outer sides of the bran screening cylinder, the broken rice screening cylinder and the polished rice screening cylinder respectively, and conveying pipes are communicated between the bottom of the bran screening cylinder and the top of the broken rice screening cylinder and between the bottom of the broken rice screening cylinder and the top of the polished rice screening cylinder respectively; the outer side of the fine rice barrel is provided with a driven gear, the top of the bottom plate is provided with a driving motor, an output shaft of the driving motor upwards is fixed with a driving gear, and the driving gear is meshed with the driven gear.
2. The rice classifier with high screening efficiency as claimed in claim 1, wherein connecting columns are respectively arranged between the bottom of the bran receiving cylinder and the top of the broken rice screening cylinder and between the bottom of the broken rice screening cylinder and the top of the fine rice screening cylinder.
3. The rice classifier with high screening efficiency as claimed in claim 1, wherein a dust suction opening with an annular structure is arranged on the outer side wall of the bran receiving cylinder, a connecting ring is slidably connected to the outer wall of the bran receiving cylinder outside the dust suction opening, and the connecting ring is connected with a dust removal fan through a dust suction pipe.
4. The rice grader with high screening efficiency according to claim 3, wherein sliding blocks are respectively arranged on the inner sides of the two ends of the connecting ring, and sliding rails which are in adaptive connection with the sliding blocks are respectively arranged at the top and the bottom of the bran receiving cylinder, which are positioned at the dust suction port.
5. The rice classifier as claimed in claim 1, wherein said feed pipe is provided with an electrically controlled valve.
6. The rice classifier with high screening efficiency as claimed in claim 1, wherein a plurality of reinforcing columns are connected between the inner bottom of the bran receiving cylinder and the outer bottom of the bran screening cylinder.
7. The rice classifier with high screening efficiency as claimed in claim 1, wherein a bran discharge pipe is arranged on the outer side wall of the bran receiving cylinder, and a broken rice discharge pipe is arranged on one side of the broken rice cylinder; the fine rice barrel is provided with a fine rice discharging pipe; the bran discharging pipe, the broken rice discharging pipe and the fine rice discharging pipe are respectively provided with an electric control valve.
CN202223092220.0U 2022-11-21 2022-11-21 Rice grader that screening efficiency is high Active CN218691312U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223092220.0U CN218691312U (en) 2022-11-21 2022-11-21 Rice grader that screening efficiency is high

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223092220.0U CN218691312U (en) 2022-11-21 2022-11-21 Rice grader that screening efficiency is high

Publications (1)

Publication Number Publication Date
CN218691312U true CN218691312U (en) 2023-03-24

Family

ID=85622227

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223092220.0U Active CN218691312U (en) 2022-11-21 2022-11-21 Rice grader that screening efficiency is high

Country Status (1)

Country Link
CN (1) CN218691312U (en)

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