CN110508480A - Derrick type removal of impurities cleaning stone remover - Google Patents
Derrick type removal of impurities cleaning stone remover Download PDFInfo
- Publication number
- CN110508480A CN110508480A CN201910770140.XA CN201910770140A CN110508480A CN 110508480 A CN110508480 A CN 110508480A CN 201910770140 A CN201910770140 A CN 201910770140A CN 110508480 A CN110508480 A CN 110508480A
- Authority
- CN
- China
- Prior art keywords
- rack
- driving wheel
- sieve
- fixed
- filter box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- B07B1/286—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens with excentric shafts
-
- 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
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- 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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Abstract
The present invention relates to stone remover technical fields, and disclose derrick type removal of impurities cleaning stone remover, including rack, one side bottom of inner surface of the rack has been screwed motor, the motor and external power supply are electrically connected, and the output end of the motor is fixed with the first driving wheel, the upper side that the motor is located in the internal cross bar of the rack is rotatably connected to main shaft, and one end of the main shaft, which is located in front of the rack, is fixed with the second driving wheel；It is driven in structure using eccentric ratio, simple structure is reasonable, reduces the use of various parts, fault point is reduced, compared to existing stone remover, failure rate is lower, and since structure is relatively simple, during use, so that energy consumption is lower, noise is smaller, the whole efficiency of product improves, such processing drive manner, so that energy consumption is not damaged, operating is more stable, then makes separating effect more preferably.
Description
Technical field
The present invention relates to stone remover technical fields, specially derrick type removal of impurities cleaning stone remover.
Background technique
Since China is a populous nation, in people's daily life, need to consume a large amount of grain, therefore I
State possesses the Farming area of large area, after grain maturation, needs to gather in grain, and carry out at processing grain
Reason, before grain is processed, doped with a large amount of stone and other impurities in grain, thus process when
It waits, often by stone remover, the impurity such as stone in grain is purged, to guarantee the quality of grain.
During use, structure is complex for existing stone remover, and figure is more heavy, and is easy to happen failure
Point it is more, cause failure rate higher, and existing stone remover is during use, since structure is complex, because
This makes energy consumption higher, and generated noise is larger, is easy the case where causing sound pollution to surrounding.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it cleans cleaning stone remover the present invention provides derrick type, solves and existing remove stone
Machine, during use, incidental failure point is more, and failure rate is higher, and during use, generated
Noise is larger, is easy to cause sound pollution to surrounding, and during use, the consumed higher problem of the energy.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme: stone remover, including rack are cleared up in derrick type removal of impurities,
One side bottom of inner surface of the rack has been screwed motor, and the motor and external power supply are electrically connected, and
The output end of the motor is fixed with the first driving wheel, is located on the side of the motor in the internal cross bar of the rack
Side is rotatably connected to main shaft, and one end of the main shaft, which is located in front of the rack, is fixed with the second driving wheel, the main shaft
The rear that outer surface is located at second driving wheel is removably connected with eccentric bushing, and the outside of the eccentric bushing is equipped with reciprocating disk,
It is fixed with adjusting screw rod on the outer surface of the reciprocating disk, the rack is internally located at being fixedly arranged above except stone of the main shaft
Case, the described one end far from the reciprocating disk of screw rod that adjusts are fixedly connected with the stone case that removes, the bottom side except stone case
Grain-export is offered, and the other side except stone case is welded with miscellaneous stone outlet, the top rotation connection of the rack
There is third driving wheel, the rear end of the center-pole of the third driving wheel is welded with eccentric disc, the rear surface of the eccentric disc
It is rotatably connected to connecting rod, the rear that the top of the rack is located at the third driving wheel is welded with fixed frame, described solid
The inside for determining frame is equipped with filter box, and the upper surface two sides of the filter box are symmetrically fixed with suspender belt, and the top of four suspender belts is equal
It is fixedly connected at the top of the fixed frame, the one end of the connecting rod far from the eccentric disc and the front surface of the filter box are fixed
Connection, the inside of the filter box is fixed with the first sieve, and the lower section for being internally located at first sieve of the filter box is fixed
There is the second sieve, the rear surface side of the filter box is welded with big miscellaneous outlet, and the lower surface of the filter box is welded and fixed
There is thin miscellaneous outlet, the side of the filter box, which is located at below second sieve, is welded with raw grain outlet, described to remove stone case
Upper surface and the raw grain outlet corresponding section offer raw grain import.
Preferably, the top of the rack is welded with blower rack, the blower at the side of the fixed frame
Blower is screwed at the top of frame, the blower and external power supply are electrically connected, and the input terminal of the blower and institute
It states except the upper surface of stone case is connected, the output end of the blower is communicated with the outside.
Preferably, the third driving wheel is sequentially connected by belt and second driving wheel, second driving wheel
It is sequentially connected by belt and first driving wheel.
Preferably, the main shaft and the third driving wheel pass through bearing block and connect with the gantry rotation.
Preferably, the pore size of first sieve is greater than the pore size of second sieve, the big miscellaneous outlet
Corresponding with first sieve, the thin miscellaneous outlet is corresponding with second sieve.
Preferably, four suspender belts are high-strength flexible belt material.
(3) beneficial effect
The present invention provides derrick type clean cleaning stone remover, have it is following the utility model has the advantages that
The present invention is driven in structure using eccentric ratio, and simple structure is reasonable, reduces the use of various parts, is reduced
Fault point, compared to existing stone remover, failure rate is lower, and since structure is relatively simple, in the process used
In, so that energy consumption is lower, noise is smaller, and the whole efficiency of product improves, such processing drive manner, so that energy consumption is not damaged,
Operating is more stable, then makes separating effect more preferably.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the backsight structural representation of filter box in the present invention；
Fig. 3 is the backsight structural representation of reciprocating disk in the present invention.
In figure: 1, rack；2, grain-export；3, stone case is removed；4, blower rack；5, blower；6, third driving wheel；7, suspender belt；
8, eccentric disc；9, filter box；10, connecting rod；11, fixed frame；12, miscellaneous stone outlet；13, the second driving wheel；14, reciprocating disk；15, electronic
Machine；16, the first driving wheel；17, main shaft；18, the second sieve；19, the first sieve；20, big miscellaneous outlet；21, raw grain exports；22,
Thin miscellaneous outlet；23, eccentric bushing；24, screw rod is adjusted.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1-3, the present invention provides a kind of technical solution: derrick type removal of impurities cleaning stone remover, including rack 1, machine
One side bottom of inner surface of frame 1 has been screwed motor 15, and motor 15 and external power supply are electrically connected, and motor
15 output end is fixed with the first driving wheel 16, and the upper side that motor 15 is located in the internal cross bar of rack 1 is rotatablely connected
There is main shaft 17, the front that one end of main shaft 17 is located at rack 1 is fixed with the second driving wheel 13, and the outer surface of main shaft 17 is located at second
The rear of driving wheel 13 is removably connected with eccentric bushing 23, and the outside of eccentric bushing 23 is equipped with reciprocating disk 14, the appearance of reciprocating disk 14
It is fixed on face and adjusts screw rod 24, rack 1 is internally located at being fixedly arranged above except stone case 3 of main shaft 17, and it is separate to adjust screw rod 24
Except the bottom side of stone case 3 offers grain-export 2, and stone case 3 is removed with except stone case 3 is fixedly connected in one end of reciprocating disk 14
The other side is welded with miscellaneous stone outlet 12, and the top of rack 1 is rotatably connected to third driving wheel 6, the center of third driving wheel 6
The rear end of bar is welded with eccentric disc 8, and the rear surface of eccentric disc 8 is rotatably connected to connecting rod 10, and the top of rack 1 is located at third
The rear of driving wheel 6 is welded with fixed frame 11, and the inside of fixed frame 11 is equipped with filter box 9, and the upper surface two sides of filter box 9 are right
Title be fixed with suspender belt 7, the top of four suspender belts 7 is fixedly connected with the top of fixed frame 11, connecting rod 10 far from eccentric disc 8 one
End is fixedly connected with the front surface of filter box 9, the inside of filter box 9 is fixed with the first sieve 19, and filter box 9 is internally located at the first sieve
The lower section of net 19 is fixed with the second sieve 18, and the rear surface side of filter box 9 is welded with big miscellaneous outlet 20, and under filter box 9
Surface is welded with thin miscellaneous outlet 22, and the lower section that the side of filter box 9 is located at the second sieve 18 is welded with raw grain outlet 21,
Raw grain import is offered except the upper surface of stone case 3 and raw grain export 21 corresponding sections, during use, raw material can be fallen
Enter into filter box 9, the rotation of the first driving wheel 16 is driven by motor 15, the second transmission can be driven under the action of belt
13 rotation is taken turns, while the rotation of third driving wheel 6 can be driven under the action of belt, under the rotation of third driving wheel 6,
The rotation of the eccentric disc 8 at rear can be driven, so as to drive connecting rod 10 to move back and forth, and then filter box 9 can be driven reciprocal
Movement, by the first sieve 19 can by raw grain it is big it is miscellaneous be filtered, and be discharged from big miscellaneous outlet 20, then raw grain meeting
Fall on the second sieve 18, by the second sieve 18 can by raw grain it is thin it is miscellaneous be filtered, and from thin miscellaneous outlet 22
Discharge, then raw grain can drop into the lower section of the second sieve 18, and be discharged from raw grain outlet 21, drop into from raw grain import
Except in stone case 3, when the rotation of the second driving wheel 13, the rotation of main shaft 17 can be driven, so as to drive eccentric bushing 23
Rotation, tell rotation by eccentric bushing 23, can produce vibration, and be reciprocating disk 14 shake, vibration by adjust screw rod
24 can conduct to except on stone case 3, making to shake except stone case 3, so as to so that the grain and miscellaneous stone of inside are separated, and
And miscellaneous stone can be made from 12 discharge of miscellaneous stone outlet, clean raw grain can be discharged from grain-export 2, be finally reached removal of impurities cleaning
Effect.
Further, the top of rack 1 is welded with blower rack 4, the top of blower rack 4 at the side of fixed frame 11
Portion has been screwed blower 5, and blower 5 and external power supply are electrically connected, and the input terminal of blower 5 and the upper table for removing stone case 3
Face is connected, and the output end of blower 5 is communicated with the outside, and during raw grain is entered except stone case 3, passes through the fortune of blower 5
Row, the dust in raw grain can be sucked, and be discharged, so as to so that raw grain is more clean.
Further, third driving wheel 6 is sequentially connected by belt and the second driving wheel 13, and the second driving wheel 13 passes through skin
Band and the first driving wheel 16 are sequentially connected, by the operation of motor 15, can with the first driving wheel of synchronous drive 16, second pass
The rotation of driving wheel 13 and third driving wheel 6.
Further, main shaft 17 and third driving wheel 6 are rotatablely connected by bearing block and rack 1, make main shaft 17 and the
Three driving wheels 6 more smoothly rotate.
Further, the pore size of the first sieve 19 is greater than the pore size of the second sieve 18, big miscellaneous outlet 20 and the
One sieve 19 is corresponding, and thin miscellaneous outlet 22 is corresponding with the second sieve 18, can will be big miscellaneous in raw grain by the first sieve 19
It is filtered, and is discharged miscellaneous greatly from big miscellaneous outlet 20, secondary filter then can be carried out to raw grain by the second sieve 18,
And by raw grain it is thin it is miscellaneous be filtered, make thin miscellaneous can be discharged from thin miscellaneous outlet 22.
Further, four suspender belts 7 are high-strength flexible belt material, can be moved back and forth convenient for filter box 9, and protect
Filter box 9 will not there is a situation where fall for card.
It can to sum up obtain, the workflow that the present invention is led to: during use, raw material can be poured into filter box 9, be led to
The rotation that motor 15 drives the first driving wheel 16 is crossed, the rotation of the second driving wheel 13 can be driven under the action of belt, together
When can drive the rotation of third driving wheel 6 that can drive rear under the rotation of third driving wheel 6 under the action of belt
Eccentric disc 8 rotation, so as to drive connecting rod 10 move back and forth, and then can drive filter box 9 move back and forth, pass through first
Sieve 19 can by raw grain it is big it is miscellaneous be filtered, and be discharged from big miscellaneous outlet 20, then raw grain can fall to the second sieve
On net 18, by the second sieve 18 can by raw grain it is thin it is miscellaneous be filtered, and be discharged from thin miscellaneous outlet 22, then raw grain
It can drop into the lower section of the second sieve 18, and be discharged from raw grain outlet 21, from being dropped into raw grain import except in stone case 3, this
When by the operation of blower 5, the dust in raw grain can be sucked, and be discharged, so as to so that raw grain is more clean, when
When two driving wheels 13 rotate, the rotation of main shaft 17 can be driven, so as to drive the rotation of eccentric bushing 23, passes through bias
Set 23 tells rotation, can produce vibration, and is that reciprocating disk 14 shakes, and vibration can be conducted by adjusting screw rod 24 to except stone
On case 3, make to shake except stone case 3, so as to so that the grain and miscellaneous stone of inside are separated, and miscellaneous stone can be made from miscellaneous
12 discharge of stone outlet, clean raw grain can be discharged from grain-export 2, be finally reached the effect of removal of impurities cleaning.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. derrick type removal of impurities cleaning stone remover, including rack (1), it is characterised in that: one side bottom of inner surface of the rack (1)
It being screwed motor (15), the motor (15) and external power supply are electrically connected, and the motor (15)
Output end is fixed with the first driving wheel (16), in the internal cross bar of the rack (1) on the side of the motor (15)
Side is rotatably connected to main shaft (17), and one end of the main shaft (17), which is located in front of the rack (1), is fixed with the second driving wheel
(13), the rear that the outer surface of the main shaft (17) is located at second driving wheel (13) is removably connected with eccentric bushing (23),
The outside of the eccentric bushing (23) is equipped with reciprocating disk (14), is fixed with adjusting screw rod on the outer surface of the reciprocating disk (14)
(24), the rack (1) is internally located at being fixedly arranged above except stone case (3), the adjusting screw rod (24) of the main shaft (17)
With described except stone case (3) are fixedly connected, the bottom side except stone case (3) is offered for one end far from the reciprocating disk (14)
Grain-export (2), and the other side except stone case (3) is welded with miscellaneous stone outlet (12), the top of the rack (1) turns
Dynamic to be connected with third driving wheel (6), the rear end of the center-pole of the third driving wheel (6) is welded with eccentric disc (8), described
The rear surface of eccentric disc (8) is rotatably connected to connecting rod (10), and the top of the rack (1) is located at the third driving wheel (6)
Rear is welded with fixed frame (11), and the inside of the fixed frame (11) is equipped with filter box (9), the upper surface of the filter box (9)
Two sides are symmetrically fixed with suspender belt (7), and the top of four suspender belts (7), which is fixed with the top of the fixed frame (11), to be connected
It connects, the connecting rod (10) is fixedly connected far from the one end of the eccentric disc (8) with the front surface of the filter box (9), the filter box
(9) inside is fixed with the first sieve (19), and the lower section for being internally located at first sieve (19) of the filter box (9) is fixed
Having the second sieve (18), the rear surface side of the filter box (9) is welded with big miscellaneous outlet (20), and the filter box (9)
Lower surface is welded with thin miscellaneous outlet (22), and the side of the filter box (9) is located at the lower section welding of second sieve (18)
It is fixed with raw grain outlet (21), it is described except the upper surface of stone case (3) and raw grain outlet (21) corresponding section offer raw grain
Import.
2. derrick type removal of impurities cleaning stone remover according to claim 1, it is characterised in that: the top of the rack (1) is leaned on
It is welded with blower rack (4) at the side of the nearly fixed frame (11), has been screwed at the top of the blower rack (4)
Blower (5), the blower (5) and external power supply be electrically connected, and the input terminal of the blower (5) and described except stone case (3)
Upper surface is connected, and the output end of the blower (5) is communicated with the outside.
3. derrick type removal of impurities cleaning stone remover according to claim 1, it is characterised in that: the third driving wheel (6) is logical
It crosses belt and second driving wheel (13) is sequentially connected, second driving wheel (13) passes through belt and first driving wheel
(16) it is sequentially connected.
4. derrick type according to claim 1 removal of impurities cleaning stone remover, it is characterised in that: the main shaft (17) and described the
Three driving wheels (6) are rotatablely connected by bearing block and the rack (1).
5. derrick type removal of impurities cleaning stone remover according to claim 1, it is characterised in that: the hole of first sieve (19)
Diameter size is greater than the pore size of second sieve (18), and the big miscellaneous outlet (20) and first sieve (19) are opposite
It answers, the thin miscellaneous outlet (22) is corresponding with the second sieve (18).
6. derrick type according to claim 1 removal of impurities cleaning stone remover, it is characterised in that: four suspender belts (7) are
High-strength flexible belt material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770140.XA CN110508480A (en) | 2019-08-20 | 2019-08-20 | Derrick type removal of impurities cleaning stone remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910770140.XA CN110508480A (en) | 2019-08-20 | 2019-08-20 | Derrick type removal of impurities cleaning stone remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110508480A true CN110508480A (en) | 2019-11-29 |
Family
ID=68627044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910770140.XA Pending CN110508480A (en) | 2019-08-20 | 2019-08-20 | Derrick type removal of impurities cleaning stone remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110508480A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU550181A1 (en) * | 1974-12-04 | 1977-03-15 | Всесоюзный Ордена Ленина И Ордена Трудового Красного Знамени Научно-Исследовательский Институт Масличных Культур "Вниимк" Им. В.С.Пустовойта | Pneumatic sorting table for bulk mixes |
| CN2502804Y (en) * | 2001-03-20 | 2002-07-31 | 岳喜行 | Vibrating screening dedusting sand separating machine |
| JP2013144288A (en) * | 2012-01-16 | 2013-07-25 | Shigekichi Mukoyama | General-purpose cereal sorting apparatus |
| CN204710710U (en) * | 2015-04-10 | 2015-10-21 | 苏州闻达食品配料有限公司 | A kind of stoner device |
| CN106345695A (en) * | 2016-08-29 | 2017-01-25 | 胡增德 | Sorting system of brand watermelon seeds |
| CN205926325U (en) * | 2016-08-04 | 2017-02-08 | 安徽东亚机械有限公司 | Formula edulcoration destoner is inhaled to corn |
| KR20180003147U (en) * | 2017-04-26 | 2018-11-05 | 대한민국(농촌진흥청장) | Soiling selecting apparatus among miscellaneous grain crop |
-
2019
- 2019-08-20 CN CN201910770140.XA patent/CN110508480A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU550181A1 (en) * | 1974-12-04 | 1977-03-15 | Всесоюзный Ордена Ленина И Ордена Трудового Красного Знамени Научно-Исследовательский Институт Масличных Культур "Вниимк" Им. В.С.Пустовойта | Pneumatic sorting table for bulk mixes |
| CN2502804Y (en) * | 2001-03-20 | 2002-07-31 | 岳喜行 | Vibrating screening dedusting sand separating machine |
| JP2013144288A (en) * | 2012-01-16 | 2013-07-25 | Shigekichi Mukoyama | General-purpose cereal sorting apparatus |
| CN204710710U (en) * | 2015-04-10 | 2015-10-21 | 苏州闻达食品配料有限公司 | A kind of stoner device |
| CN205926325U (en) * | 2016-08-04 | 2017-02-08 | 安徽东亚机械有限公司 | Formula edulcoration destoner is inhaled to corn |
| CN106345695A (en) * | 2016-08-29 | 2017-01-25 | 胡增德 | Sorting system of brand watermelon seeds |
| KR20180003147U (en) * | 2017-04-26 | 2018-11-05 | 대한민국(농촌진흥청장) | Soiling selecting apparatus among miscellaneous grain crop |
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Application publication date: 20191129 |
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