CN111484895A - Multistage screening system for removing impurities in rapeseeds prepared from rapeseed oil - Google Patents

Multistage screening system for removing impurities in rapeseeds prepared from rapeseed oil Download PDF

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Publication number
CN111484895A
CN111484895A CN202010308512.XA CN202010308512A CN111484895A CN 111484895 A CN111484895 A CN 111484895A CN 202010308512 A CN202010308512 A CN 202010308512A CN 111484895 A CN111484895 A CN 111484895A
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China
Prior art keywords
screening
wall
frame
rapeseeds
sliding
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Withdrawn
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CN202010308512.XA
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Chinese (zh)
Inventor
逯玉红
马妮娜
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Individual
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Individual
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Priority to CN202010308512.XA priority Critical patent/CN111484895A/en
Publication of CN111484895A publication Critical patent/CN111484895A/en
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    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B1/00—Production of fats or fatty oils from raw materials
    • C11B1/02—Pretreatment
    • C11B1/04—Pretreatment of vegetable raw material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/04—Stationary flat screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
    • B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention relates to a multistage sieving system for removing impurities in rapeseed prepared by rapeseed oil, which comprises a sieving cylinder, a filtering unit, a sieving unit and a discharge hole, wherein the inner wall of the sieving cylinder is provided with the filtering unit; according to the invention, by utilizing the differentiation of different densities and qualities of rapeseeds, stones and dust, and the separation and blanking of the dust, the stones and rapeseeds driven by wind power, the dust and the stones are screened simultaneously, and the problem that the remaining part of stones with smaller particles are screened according to the particle size is solved; according to the invention, through swinging back and forth and rotating up and down, the rapeseeds are vibrated at the same time, so that more shriveled rapeseeds are screened, and the quality of the rapeseeds is improved.

Description

Multistage screening system for removing impurities in rapeseeds prepared from rapeseed oil
Technical Field
The invention relates to the technical field of food processing, in particular to a multistage sieving system for removing impurities in rapeseeds prepared from rapeseed oil.
Background
The rapeseed oil absorption rate of human body is very high, can reach 99%, so the unsaturated fatty acid such as linoleic acid and the like and the nutrient components such as vitamin E and the like contained in the rapeseed oil can be well absorbed by the organism, and the rapeseed oil has certain efficacies of softening blood vessels and delaying senility. The raw material for extracting oil is plant seed, which generally contains a certain amount of seed phospholipid and is very important for the development of blood vessels, nerves and brains. Rapeseed oil has little or no cholesterol, so people afraid of cholesterol can eat the rapeseed oil at ease. Omega 3 content is higher.
Before processing rapeseeds, the rapeseeds need to be screened and selected, and the screening process of the rapeseeds has the following problems: firstly, the rapeseeds are usually piled on the ground for airing after being picked, so that the rapeseeds contain a large amount of stones, dust and other impurities, and the method of separating and screening the stones and the dust through a coarse and fine screen is time-consuming and labor-consuming, and the stones with the same size as the rapeseeds are difficult to remove; secondly, the rapeseeds are usually shriveled rapeseeds, and the interior of the rapeseeds is not provided with nutrient substances, so that the quality of the rapeseeds is influenced.
Disclosure of Invention
The invention aims to provide a multistage sieving system for removing impurities in rapeseeds prepared from rapeseed oil, which has the functions of sieving cobblestones, dust and shrunken rapeseeds and the like and solves the problems.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a multistage sieving system for removing impurities in rapeseed prepared by rapeseed oil comprises a sieving cylinder, a filtering unit, a sieving unit and a discharge port, wherein the filtering unit is arranged on the inner wall of the sieving cylinder, the sieving unit is arranged on the inner wall of the lower end of the sieving cylinder, and the discharge port is formed in the front end of the sieving cylinder; the filtering unit separates dust with light weight, rapeseeds and stones with heavy weight through wind power, removes the dust and the stones, and the screening unit screens out shriveled rapeseeds in the rapeseeds, so that the quality of the rapeseeds is improved, and the selected rapeseeds are discharged through the discharge hole.
The filtering unit comprises a material guide plate, a cylinder frame, an air blowing pump, an air guide pipe, an air outlet channel, an anti-seepage plate, an ash inlet groove and an ash permeable plate, wherein the material guide plate is arranged on the inner wall of the inner end of the screening cylinder; the air blowing pump guides air from the air guide pipe to the air outlet channel to blow out the light rapeseeds and dust, the dust is blown up through the wind power, the dust is guided into the dust inlet groove through the dust penetrating plate to be precipitated, stones with heavy mass cannot be brought up by the wind, and the stones are guided into the air cylinder frame through the air outlet channel to be collected.
The screening unit comprises a screening seat, a feeding plate, a centering tooth, a screening mechanism, a waste frame and a screen, wherein the screening seat is arranged on the inner wall of the lower end of the screening cylinder; the rapeseeds are guided from the material guide plate to the feeding plate for blanking, and the shrunken rapeseeds are guided into the waste material frame through the screen by the matching of the screening mechanism and the centering teeth.
The screening mechanism comprises a sliding frame, an auxiliary spring, a rotating shaft, a rotating frame, a screening frame, a rotating motor, a sliding cam, a swinging mechanism and anti-leakage cloth, wherein a sliding groove is formed in the front end of the screening seat;
according to a preferable scheme of the invention, the air outlet channel comprises an air guide cavity, an air outlet groove, a leak-proof plate and a stone guide channel, the guide plate is uniformly arranged in the guide plate from top to bottom, the air outlet groove is arranged on the inner wall of the upper end of the air guide cavity, the leak-proof plate is arranged on the inner wall of the rear end of the air guide cavity, and the stone guide channel is arranged on the inner wall of the rear end of the air cylinder frame. The air-blowing pump guides air from the air guide pipe to the air outlet groove to blow the rapeseeds and dust with light weight, and the stones with heavy weight are guided into the cylinder frame through the stone guide channel to be collected.
As a preferable scheme of the invention, the air duct is communicated with the air outlet channel.
As a preferable scheme of the invention, the stone guide way is of a structure inclined from top to bottom from back to front.
As a preferred scheme of the invention, the swing mechanism comprises an auxiliary motor, a rotating cam, a hinged concave plate, a matching roller and a reset spring, a motor cavity is formed in the inner wall of the right end of the sieving cylinder, the auxiliary motor is arranged on the inner wall of the right end of the motor cavity through a motor base, the rotating cam is arranged at the left end of the output end of the auxiliary motor, the hinged concave plate is connected with the sliding frame in a sliding mode, the hinged concave plate is connected with the rotating frame in a hinged mode, the matching roller is arranged at the upper end of the hinged concave plate through a bearing, and the reset spring is arranged at the lower end of the hinged concave. The auxiliary motor drives the rotary cam to rotate, the rotary cam drives the hinged concave plate to feed downwards, the reset spring drives the hinged concave plate to reset upwards, the hinged concave plate is driven to feed in a reciprocating mode from top to bottom, the hinged concave plate feeds in a reciprocating mode from top to bottom to drive the rotating frame to rotate in a reciprocating mode from top to bottom, the sliding friction between the rotary cam and the hinged concave plate is reduced by the aid of the matching roller, the rolling friction is converted, and the service life of the mechanism is prolonged.
As a preferable scheme of the invention, the shape structure of the screen is consistent with that of the screen frame.
The invention has the beneficial effects that:
1. according to the invention, by utilizing the differentiation of different densities and qualities of rapeseeds, stones and dust, and the separation and blanking of the dust, the stones and rapeseeds driven by wind power, the dust and the stones are screened simultaneously, and the problem that the remaining part of stones with smaller particles are screened according to the particle size is solved; according to the invention, through swinging back and forth and rotating up and down, the rapeseeds are vibrated at the same time, so that more shriveled rapeseeds are screened, and the quality of the rapeseeds is improved.
2. The rotary motor drives the sliding frame to slide back and forth in a reciprocating mode through the sliding cam, so that the shrunken rapeseeds are straightened through the cooperation of the sliding cam and the straightening teeth and are guided into the waste material frame through the screening frame and the screen, cloth leakage is prevented from being caused when the rapeseeds penetrate through a gap between the sliding frame and the rotating frame to influence the operation of machinery, and the swinging mechanism rotates the rotating frame in a reciprocating mode up and down to prevent the rapeseeds from being blocked with the screening frame and facilitate feeding of the rapeseeds and blanking of the shrunken rapeseeds.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention
FIG. 2 is a sectional view taken along line A-A of FIG. 1 according to the present invention
FIG. 3 is a sectional view taken along line B-B of FIG. 1 according to the present invention
FIG. 4 is a schematic view of the structure of the screening mechanism of the present invention
FIG. 5 is a partial enlarged view of portion I of FIG. 2 according to the present invention
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
As shown in fig. 1 to 5, a multistage sieving system for removing impurities in rapeseed produced by rapeseed oil comprises a sieving cylinder 1, a filtering unit 2, a sieving unit 3 and a discharge port 4, wherein the filtering unit 2 is arranged on the inner wall of the sieving cylinder 1, the sieving unit 3 is arranged on the inner wall of the lower end of the sieving cylinder 1, and the discharge port 4 is arranged at the front end of the sieving cylinder 1;
the filtering unit 2 comprises a guide plate 21, a cylinder frame 22, a blast pump 23, an air duct 24, an air outlet channel 25, an anti-seepage plate 26, an ash inlet groove 27 and an ash permeable plate 28, wherein the guide plate 21 is arranged on the inner wall of the inner end of the screening cylinder 1, the cylinder frame 22 is arranged on the inner wall of the inner end of the guide plate 21, the blast pump 23 is arranged on the inner wall of the upper end of the cylinder frame 22, the air duct 24 is arranged at the lower end of the blast pump 23, the air outlet channel 25 is uniformly arranged in the guide plate 21 from top to bottom, the anti-seepage plate 26 is arranged on the inner wall of the lower end of the air outlet channel 25, the ash inlet groove 27 is arranged on the inner wall of the right end of the screening; the air duct 24 is communicated with the air outlet channel 25.
The air-blowing pump 23 blows air from the air duct 24 to the air outlet channel 25, so that the lightweight rapeseeds and dust are blown up by the wind, the dust is guided into the dust inlet groove 27 through the dust-permeable plate 28 to be deposited, the heavy stones are not brought up by the wind, and the stones are guided into the cylinder frame 22 through the air outlet channel 25 to be collected.
The screening unit 3 comprises a screening seat 31, a feeding plate 32, a centering tooth 33, a screening mechanism 34, a waste frame 35 and a screen 36, wherein the screening seat 31 is arranged on the inner wall of the lower end of the screening cylinder 1, the feeding plate 32 is arranged between the inner walls of the front end and the rear end of the screening seat 31, the centering teeth 33 are uniformly arranged at the lower end of the feeding plate 32 from front to back, the screening unit 3 is arranged on the inner wall of the front end of the screening seat 31 in a sliding fit manner, the waste frame 35 is arranged on the inner wall of the lower end of the screening seat 31, and the screen 36 is arranged on the inner wall of the front end of; (ii) a Rapeseed is fed from the guide plate 21 to the feed plate 32, and the flat rapeseed is guided to the waste frame 35 through the screen 36 by the cooperation of the screening mechanism 34 and the centering teeth 33.
The air outlet channel 25 comprises an air guide cavity 251, an air outlet groove 252, a leak-proof plate 253 and a stone guide channel 254, the guide plate 21 is uniformly arranged inside the guide plate 21 from top to bottom, the air outlet groove 252 is arranged on the inner wall of the upper end of the air guide cavity 251, the leak-proof plate 253 is arranged on the inner wall of the rear end of the air guide cavity 251, and the stone guide channel 254 is arranged on the inner wall of the rear end of the air cylinder frame 22. The stone guide 254 is inclined from top to bottom from back to front. The air-blowing pump 23 blows air from the air duct 24 to the air outlet groove 252, so that the light rapeseeds and dust are blown up, and the heavy stones are guided into the cylinder frame through the stone guide passage 254 to be collected.
The screening mechanism 34 comprises a sliding frame 341, an auxiliary spring 342, a rotating shaft 343, a rotating frame 344, a screening rack 345, a rotating motor 346, a sliding cam 347, a swinging mechanism 348 and anti-leakage cloth 349, wherein the front end of the screening seat 31 is provided with a sliding groove, the sliding frame 341 is connected with the sliding groove in a sliding mode, the rear end of the sliding frame 341 is provided with the auxiliary spring 342, the rotating shaft 343 is arranged between the inner walls of the front end and the rear end of the sliding frame 341, the rotating frame 344 is arranged on the outer wall of the rotating shaft 343 through a bearing, the screening rack 345 is arranged on the inner wall of the rotating frame 344, the rotating motor 346 is arranged on the inner wall of the upper end of the sliding groove through a motor seat, the lower end of the output end of the sliding groove is provided with the sliding cam 347, the swinging mechanism; the shape structure of the screen 36 is consistent with that of the screening frame 345. The rotating motor 346 drives the sliding frame 341 to slide back and forth in a reciprocating manner through the sliding cam 347, so that the shrunken rapeseeds are straightened through the matching with the straightening teeth 33, the rapeseeds are guided into the waste material frame 35 through the screening rack 345 and the screen 36, the leakage-proof cloth 349 prevents the rapeseeds from penetrating through a gap between the sliding frame 341 and the rotating frame 344 to influence the operation of the machine, and the swinging mechanism 348 prevents the rapeseeds from being blocked with the screening rack 345 through rotating the rotating frame 344 up and down in a reciprocating manner, and facilitates the feeding of the rapeseeds and the blanking of the shrunken rapeseeds.
The swing mechanism 348 comprises an auxiliary motor 3481, a rotating cam 3482, a hinged concave plate 3483, a matching roller 3484 and a return spring 3485, a motor cavity is formed in the inner wall of the right end of the sieving barrel 1, the auxiliary motor 3481 is arranged on the inner wall of the right end of the motor cavity through a motor base, the rotating cam 3482 is arranged at the left end of the output end of the auxiliary motor 3481, the hinged concave plate 3483 is connected with the sliding frame 341 in a sliding mode, the hinged concave plate 3483 is connected with the rotating frame 344 in a hinged mode, the matching roller 3484 is arranged at the upper end of the hinged concave plate 3483 through a bearing, and the return spring 3485 is arranged at the lower end of the hinged concave plate 34. The auxiliary motor 3481 drives the rotating cam 3482 to rotate, the rotating cam 3482 drives the hinged concave plate 3483 to feed downwards, the return spring 3485 drives the hinged concave plate 3483 to return upwards, so that the hinged concave plate 3483 is driven to feed upwards and downwards in a reciprocating manner, the hinged concave plate 3483 is driven to feed upwards and downwards in a reciprocating manner to drive the rotating frame 344 to rotate upwards and downwards in a reciprocating manner, the sliding friction between the rotating cam 3482 and the hinged concave plate 3483 is converted into rolling friction by the matching roller 3484, and the service life of the mechanism is prolonged.
The working principle is as follows: the filtering unit 2 separates dust, rapeseeds and stones with light weight through wind power, removes the dust and the stones, and the screening unit 3 screens out shriveled rapeseeds in the rapeseeds, so that the quality of the rapeseeds is improved, and the screened rapeseeds are discharged through the discharge hole 4.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a multistage system that sieves of rape seed oil preparation rape seed decontamination, includes screening section of thick bamboo (1), filter unit (2), screening unit (3) and discharge gate (4), its characterized in that: the inner wall of the screening cylinder (1) is provided with a filtering unit (2), the inner wall of the lower end of the screening cylinder (1) is provided with a screening unit (3), and the front end of the screening cylinder (1) is provided with a discharge hole (4);
the filtering unit (2) comprises a guide plate (21), an air cylinder frame (22), a blast pump (23), an air guide pipe (24), an air outlet channel (25), an anti-seepage plate (26), an ash inlet groove (27) and an ash permeable plate (28), wherein the guide plate (21) is arranged on the inner wall of the inner end of the screening cylinder (1), the air cylinder frame (22) is arranged on the inner wall of the inner end of the guide plate (21), the blast pump (23) is arranged on the inner wall of the upper end of the air cylinder frame (22), the air guide pipe (24) is arranged at the lower end of the blast pump (23), the air outlet channel (25) is uniformly arranged in the guide plate (21) from top to bottom, the anti-seepage plate (26) is arranged on the inner wall of the lower end of the air outlet channel (25), the ash inlet groove (27) is formed in the inner wall of the right end of the screening cylinder (1;
the screening unit (3) comprises a screening seat (31), a feeding plate (32), a straightening tooth (33), a screening mechanism (34), a waste material frame (35) and a screen (36), wherein the screening seat (31) is arranged on the inner wall of the lower end of the screening cylinder (1), the feeding plate (32) is arranged between the inner walls of the front end and the rear end of the screening seat (31), the straightening teeth (33) are uniformly arranged at the lower end of the feeding plate (32) from front to back, the screening unit (3) is arranged on the inner wall of the front end of the screening seat (31) in a sliding fit mode, the waste material frame (35) is arranged on the inner wall of the lower end of the screening seat (31), and the screen (36) is arranged on the inner wall of the;
the screening mechanism (34) comprises a sliding frame (341), an auxiliary spring (342), a rotating shaft (343), a rotating frame (344), a screening frame (345), a rotating motor (346), a sliding cam (347), a swinging mechanism (348) and anti-leakage cloth (349), wherein the front end of the screening seat (31) is provided with a sliding groove, the sliding frame (341) is connected with the sliding groove in a sliding mode, the rear end of the sliding frame (341) is provided with the auxiliary spring (342), the rotating shaft (343) is arranged between the inner walls of the front end and the rear end of the sliding frame (341), the rotating frame (344) is arranged on the outer wall of the rotating shaft (343) through a bearing, the screening frame (345) is arranged on the inner wall of the rotating frame (344), the rotating motor (346) is arranged on the inner wall of the upper end of the sliding groove through a motor seat, the lower end of the output end of the sliding groove is provided with the, the front end and the rear end of the rotating frame (344) are symmetrically provided with anti-leakage cloth (349).
2. The multistage sieving system for removing impurities in rapeseeds prepared from rapeseed oil according to claim 1, wherein the multistage sieving system comprises: the air outlet channel (25) comprises an air guide cavity (251), an air outlet groove (252), a leakage-proof plate (253) and a stone guide channel (254), the guide plate (21) is uniformly arranged inside the guide plate (21) from top to bottom, the air outlet groove (252) is formed in the inner wall of the upper end of the air guide cavity (251), the leakage-proof plate (253) is arranged on the inner wall of the rear end of the air guide cavity (251), and the stone guide channel (254) is formed in the inner wall of the rear end of the air cylinder frame (22).
3. The multistage sieving system for removing impurities in rapeseeds prepared from rapeseed oil according to claim 1, wherein the multistage sieving system comprises: the air duct (24) is communicated with the air outlet channel (25).
4. The multistage sieving system for removing impurities in rapeseeds prepared from rapeseed oil according to claim 2, wherein the multistage sieving system comprises: the stone guide way (254) is of a structure inclined from top to bottom from back to front.
5. The multistage sieving system for removing impurities in rapeseeds prepared from rapeseed oil according to claim 1, wherein the multistage sieving system comprises: swing mechanism (348) including auxiliary motor (3481), rotating cam (3482), articulated notch board (3483), cooperation roller (3484) and reset spring (3485), it has the motor chamber to have seted up in sifting section of thick bamboo (1) right-hand member inner wall, auxiliary motor (3481) set up on motor chamber right-hand member inner wall through the motor cabinet, auxiliary motor (3481) output left end is provided with rotating cam (3482), articulated notch board (3483) are connected with sliding frame (341) through the sliding mode, articulated notch board (3483) are connected with rotating frame (344) through the articulated mode, articulated notch board (3483) upper end is provided with cooperation roller (3484) through the bearing, articulated notch board (3483) lower extreme is provided with reset spring (3485).
6. The multistage sieving system for removing impurities in rapeseeds prepared from rapeseed oil according to claim 1, wherein the multistage sieving system comprises: the shape and structure of the screen (36) are consistent with those of the screening frame (345).
CN202010308512.XA 2020-04-18 2020-04-18 Multistage screening system for removing impurities in rapeseeds prepared from rapeseed oil Withdrawn CN111484895A (en)

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Application Number Priority Date Filing Date Title
CN202010308512.XA CN111484895A (en) 2020-04-18 2020-04-18 Multistage screening system for removing impurities in rapeseeds prepared from rapeseed oil

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Application Number Priority Date Filing Date Title
CN202010308512.XA CN111484895A (en) 2020-04-18 2020-04-18 Multistage screening system for removing impurities in rapeseeds prepared from rapeseed oil

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115069551A (en) * 2022-08-23 2022-09-20 江苏友清生物科技有限公司 Cyclone separation shell-containing hard fruit device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115069551A (en) * 2022-08-23 2022-09-20 江苏友清生物科技有限公司 Cyclone separation shell-containing hard fruit device
CN115069551B (en) * 2022-08-23 2022-11-08 江苏友清生物科技有限公司 Cyclone separation shell-containing hard fruit device

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Application publication date: 20200804