CN109772498A - Hulling machine - Google Patents
Hulling machine Download PDFInfo
- Publication number
- CN109772498A CN109772498A CN201910095363.0A CN201910095363A CN109772498A CN 109772498 A CN109772498 A CN 109772498A CN 201910095363 A CN201910095363 A CN 201910095363A CN 109772498 A CN109772498 A CN 109772498A
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- CN
- China
- Prior art keywords
- screening case
- case
- rice
- tube
- screening
- 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.)
- Granted
Links
- 238000012216 screening Methods 0.000 claims abstract description 107
- 239000011148 porous material Substances 0.000 claims abstract description 13
- 238000007790 scraping Methods 0.000 claims description 12
- 239000012528 membrane Substances 0.000 claims description 3
- 238000000108 ultra-filtration Methods 0.000 claims description 3
- 239000002893 slag Substances 0.000 claims 1
- 241000209094 Oryza Species 0.000 abstract description 75
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 75
- 235000009566 rice Nutrition 0.000 abstract description 75
- 238000001914 filtration Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 239000010903 husk Substances 0.000 description 2
- 241000486406 Trachea Species 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 210000004916 vomit Anatomy 0.000 description 1
- 230000008673 vomiting Effects 0.000 description 1
Landscapes
- Adjustment And Processing Of Grains (AREA)
Abstract
The present invention relates to rice to sieve filtration art, more particularly to a kind of hulling machine, including control box, control box is used to release polished rice, it cracks rice and rice shell, including the first screening case and the second screening case, first screening case offsets with the second screening case and the Sidewall Height to offset is concordant, discharge nozzle is equipped between first screening case and control box, first screening case is located at the lower section of control box, the top of first screening case is equipped with sieve pore, the exhaust fan that first screening case side is equipped with Venturi tube and is connected to Venturi tube, U-tube is communicated between first screening case and the second screening case, the trunnion of Venturi tube is communicated with the connecting tube being connected to U-tube, U-tube is connected to the second screening case and connectivity part is equipped with filter screen, the diffuser of Venturi tube is communicated with filter residue case, gas outlet is provided on filter residue case.The polished rice that is used to generate hulling machine using this programme is cracked rice, the progress substep screening of rice shell, is avoided that be mingled in polished rice and be cracked rice.
Description
Technical field
The present invention relates to rice to sieve filtration art, and in particular to a kind of hulling machine.
Background technique
After being collected to paddy, the separation of rice husk rice is generally carried out using hulling machine, common hulling machine is general
Top for rubber roller shelling type hulling machine, including control box, control box is equipped with feed inlet, and rice is poured into control box from feed inlet
Inside, control box is interior to be equipped with main rotating roller and secondary rotating roller, and the revolving speed of main rotating roller is greater than the revolving speed of pair rotating roller, band is peeled off
Rice be poured into control box, rice passes through the gap between main rotating roller and secondary rotating roller, main rotating roller and secondary rotating roller
Between phase mutual friction, to peel off to the rice poured into.Rice after peeling off is discharged by control box.
But above scheme still have several drawbacks place: due to the material being discharged from control box include polished rice, crack rice with
And rice shell, polished rice, crack rice and be mingled with rice shell together with, be unfavorable for operator and carry out categorised collection.
Summary of the invention
The invention is intended to provide it is a kind of can to polished rice, crack rice, rice shell carry out substep screening hulling machine.
To achieve the above object, the invention provides the following technical scheme:
Hulling machine, it is characterised in that: including being arranged in the first screening case below control box and the second screening case, described the
One screening case offsets with the second screening case, and the Sidewall Height to offset is concordant, is equipped between the first screening case and control box
Discharge nozzle and discharge nozzle are located at the surface of the first screening case, and the first screening case is located at the lower section of control box, the first screening
The top of case is equipped with sieve pore, and the exhaust fan that first screening case side is equipped with Venturi tube and is connected to Venturi tube is described
U-tube is communicated between first screening case and the second screening case, and the trunnion of the Venturi tube is communicated with the be connected to U-tube
One tracheae, the U-tube is connected to the second screening case and connectivity part is equipped with filter screen, and the diffuser of the Venturi tube is communicated with
Filter residue case is provided with gas outlet on the filter residue case.
The principle of the present invention and the utility model has the advantages that
(1) polished rice that is generated by the work of rice shell seperator is cracked rice and rice shell is deposited in the top of the first screening case, in gravity
Under the action of, screening separation is carried out to polished rice by sieve pore, and is cracked rice and rice shell then passes through sieve pore and falls to the first screening case
In, it is slid into the second screening case so that polished rice and part rice shell be allowed then to pass through the first screening box top, realizes polished rice and crack rice
Separation.
(2) rice shell in the second screening case is adsorbed by exhaust fan, so that quality is lighter than the rice shell of polished rice by exhausting
Machine siphons away, and the draft of exhaust fan is acted on by U-tube to the first screening case, to the rice of lighter weight in the first screening case
Shell is adsorbed.
(3) the rice shell meeting Partial Blocking U-tube and the filter screen of the second screening case junction in U-tube are sucked, so that taking out
Blower weakens the suction of the first screening case, and is entered in Venturi tube by the gas that exhaust fan outlet air end is discharged, and leads to
The negative pressure for crossing Venturi tube generation adsorbs the rice shell being deposited on filter screen, and then realizes the effect that filter screen is not blocked
Fruit.
Further, the top of the first screening case and the bottom of the second screening case are inclined inclined-plane.
The utility model has the advantages that being slided on the first screening box top and the second screening bottom portion under the action of rice self gravity
Dynamic, instant rice is transferred in the second screening case from the first screening box top, to facilitate screening and the exhaust fan pair of sieve pore
The rice shell that quality in the second screening case is lighter than polished rice is adsorbed.
Further, the Venturi tube diffuser is communicated with third tracheae, and the third is intratracheally equipped with impeller, the U
Type pipe and the second screening case connectivity part are equipped with scraping blade, and the scraping blade, which is located at right above impeller and is connected between scraping blade and impeller, to be turned
Axis, shaft are rotatably assorted with U-tube, third tracheae.
The utility model has the advantages that driving shaft rotation by impeller, scraping blade rotation is driven by shaft, thus to U-tube and the
The filter screen of two sieve plate connectivity parts carries out scraper, and then allows filter screen not to be blocked and clog, and allows the wind of exhaust fan to take out effect more preferable.
Further, the gas outlet of the filter residue case and the bottom of the first screening case are communicated with exhaust pipe, and connectivity part is equipped with
Ultrafiltration membrane.
The utility model has the advantages that the gas being discharged by exhaust pipe stirs the material in the first screening case, to allow first
Rice shell side is just sucked out under the action of exhaust fan wind is taken out in screening case.
Further, it is welded with U-shaped board at the top of the first screening case, the opening of the U-shaped board sieves case towards second.
The utility model has the advantages that being poured on the rice of the first screening box top from feed pipe, by the enclosing of U-shaped board, will not trickle down
Outside first screening case.
Detailed description of the invention
Fig. 1 is longitudinal partial sectional view of the present embodiment.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description includes:
Discharge nozzle 1, first sieves case 2, sieve pore 201, second sieves case 202, U-tube 3, the first tracheae 301, the second tracheae
302, exhaust fan 4, third tracheae 401, Venturi tube 5, entrance 501, trunnion 502, diffuser 503, filter residue case 6, sieve plate
601, exhaust pipe 7, impeller 8, shaft 801, scraping blade 802.
Embodiment:
Hulling machine is equipped with feed inlet, sets in control box including rack and the control box being fixed on the rack at the top of control box
There are main rotating roller and secondary rotating roller, the motor that can drive main rotating roller and secondary rotating roller rotation is connected on control box side wall, it is main
The revolving speed of rotating roller is greater than the revolving speed of secondary rotating roller, is available for the gap that rice passes through between main rotating roller and secondary rotating roller,
As shown in Figure 1, the lower section of control box is equipped with the first screening case 2 and the second screening case 202 positioned at 2 left side of the first screening case, the
One screening case 2 and the second screening case 202 are each attached in rack, the second screening case 202 top opening and the second screening case 202
Right wall and the left wall of the first screening case 2 offset, and the bottom of the second screening case 202 is in the inclined ramp of left low and right high, the second screening
The left wall of case 202 is communicated with vomit pipe.
The discharge nozzle 1 being connected to control box is equipped with above first screening case 2, the top of the first screening case 2 is left low and right high
Inclined ramp, first screening case 2 left end with second sieve case 202 right end flush.The top of first screening case 2 is welded with
U-shaped board (is not drawn into) in figure, and the opening of U-shaped board sieves case 202 towards second.The upper surface of first screening case 2 is provided with sieve pore
201, the sieve pore 201 in the present embodiment is in ellipticity, major semiaxis length (i.e. longer half axial length of length in ellipse of sieve pore 201
Degree) be less than the polished rice length of standard and be greater than the length cracked rice, sieve pore 201 be used to by polished rice with crack rice, rice shell separates.
The right wall top of first screening case 2 is communicated with drainage conduit, and drainage conduit is communicated with U-tube 3, and U-tube 3 includes horizontal segment
With the left vertical section and right vertical section for being located at horizontal segment two sides.The top of left vertical section is connected to the bottom of the second screening case 202,
And connectivity part is equipped with filter screen.The left side of U-tube 3 is equipped with the Venturi tube 5 being fixed on the rack, the left side outer wall of left vertical section
On be provided with opening, opening is located at below filter screen, and being open in the present embodiment the spacing between filter screen is 3cm.
Venturi tube 5 includes the entrance 501, trunnion 502 and diffuser 503 set gradually from top to bottom, the first tracheae
301 are connected to the trunnion 502 of Venturi tube 5, and the top of Venturi tube 5 is equipped with the exhaust fan 4 being fixed on the rack, exhaust fan 4
Air outlet be connected to the entrance 501 of Venturi tube 5.The trunnion 502 of Venturi tube is communicated with the first tracheae towards opening
301, and there are the spacing of 2cm between the right end and opening of the first tracheae 301 in the present embodiment.
Exhaust fan 4 also is located at the top of the second screening case 202, and the suction opening of exhaust fan 4 is communicated with the second tracheae 302, the
The pumping end of two tracheaes 302 extends into the inside of the second screening case 202, and pumping end is equipped with and is filtered screening to polished rice
Fine screen net.
The lower section of Venturi tube 5 is equipped with filter residue case 6, and third gas is communicated between filter residue case 6 and the diffuser of Venturi tube 5
Pipe 401 is equipped with the sieve plate 601 for filtering rice shell in filter residue case 6.6 right wall of filter residue case is communicated with exhaust pipe 7, and exhaust pipe 7
In the lower section of sieve plate 601, exhaust pipe 7 is connected to the first screening 2 bottom of case, and connectivity part is equipped with ultrafiltration membrane.
Third is intratracheally equipped with impeller 8, scraping blade 802 is equipped in the left vertical section of U-tube 3, scraping blade 802 is horizontally disposed and scrapes
Piece 802 offsets with filter screen, is connected with shaft 801 between impeller 8 and scraping blade 802, shaft 801 respectively with third tracheae 401, U
The left vertical section of type pipe 3 is rotatablely connected, and junction is equipped with sealing ring.
Specific implementation process is as follows:
By discharge nozzle 1 will by hulling machine husk separation polished rice, cracking rice is emitted into the upper of the first screening case 2 with rice shell
At surface, since the length of polished rice is greater than the length of sieve pore 201, so will be cracked rice by sieve pore 201 is less than sieve with partial-length
The rice shell of 201 length of hole is sized in the first screening case 2, and polished rice and part in the first screening box top Jing Guo filtration residue
Rice shell can be transferred in the second screening case 202 under the action of inclined first screening, 2 top of case.
Start exhaust fan 4, acted on the draft that exhaust fan 4 generates in the second screening case 202 by the second tracheae 302,
Screening is filtered to the polished rice and rice shell that are transferred in the second screening case 202, the rice shell of lighter weight is taken away, by quality compared with
The polished rice of weight stays in inside the second screening case 202.
When exhaust fan 4 is to wind pumping is carried out inside the second screening case 202, the draft of generation can be acted on by U-tube 3 to the
In one screening case 2, the rice shell in the first screening case 2 is adsorbed.
The gas being discharged by exhaust fan 4, through 401 row of third tracheae into filter residue case 6, while gas is in third tracheae
When 401 flowing, the impeller 8 that will drive in third tracheae 401 is rotated, and is rotated by impeller 8 and is driven scraper rotation, due to exhaust fan
4 adsorb the first screening case 2 by U-tube 3, and rice shell can be entered to by U-tube 3 and the second screening 202 connectivity part of case
In second screening case 202.The rotation of scraper is driven by impeller 8, so that the connection of the bottom of the second screening case 202 and U-tube 3
The filter screen at place is not clogging by rice shell.
It is flowed by third tracheae 401 into Venturi tube 5 by the high pressure gas of 4 gas outlet of exhaust fan discharge, due to text
502 cross-sectional area of trunnion of venturi 5 be less than entrance 501 cross-sectional area, so high pressure gas by trunnion 502 when
It waits, the flow velocity of air-flow is speeded, so that the negative-pressure adsorption power that will form negative pressure at trunnion 502, and generate passes through the first tracheae 301
The rice shell that scraping blade 802 scrapes is adsorbed, to make meter shell again stifled to the second screening case 202 and 3 connectivity part of U-tube
Plug.
It is entered in filter residue case 6 by the gas that third tracheae 401 is discharged, the rice shell being mingled in gas by sieve plate 601
It is filtered, so that gas, which is discharged, from exhaust pipe 7 does not contain rice shell impurity.
The gas being passed through in exhaust pipe 7 is finally discharged in the first screening case 2, is blown the material in the first screening case 2
Dynamic overturning.
The above are merely the preferred embodiment of the present invention, it is noted that for those skilled in the art, not
Under the premise of being detached from present inventive concept, several modifications and improvements can also be made, these also should be considered as protection model of the invention
It encloses, these all will not influence the effect and patent practicability that the present invention is implemented.The present invention omit describe technology, shape,
Construction portion is well-known technique.
Claims (5)
1. hulling machine, it is characterised in that: including be arranged in below control box first screening case and second screening case, described first
Screening case offsets with the second screening case, and the Sidewall Height to offset is concordant, is equipped between the first screening case and control box
Expects pipe, and discharge nozzle is located at the surface of the first screening case, the first screening case is located at the lower section of control box, the first screening case
Top be equipped with sieve pore, first screening case side is equipped with Venturi tube and the exhaust fan that is connected to Venturi tube, described the
It is communicated with U-tube between one screening case and the second screening case, the trunnion of the Venturi tube is communicated with first be connected to U-tube
Tracheae, the U-tube is connected to the second screening case and connectivity part is equipped with filter screen, and the diffuser of the Venturi tube is communicated with filter
Slag case is provided with gas outlet on the filter residue case.
2. hulling machine as described in claim 1, it is characterised in that: the bottom at the top of the first screening case and the second screening case
Portion is inclined inclined-plane.
3. hulling machine as claimed in claim 2, it is characterised in that: the Venturi tube diffuser is communicated with third tracheae, institute
State third and be intratracheally equipped with impeller, the U-tube and the second screening case connectivity part are equipped with scraping blade, the scraping blade be located at impeller just on
Shaft is connected between side and scraping blade and impeller, shaft is rotatably assorted with U-tube, third tracheae.
4. hulling machine as claimed in claim 3, it is characterised in that: the bottom of the gas outlet of the filter residue case and the first screening case
It is communicated with exhaust pipe, and connectivity part is equipped with ultrafiltration membrane.
5. hulling machine as claimed in claim 4, it is characterised in that: it is welded with U-shaped board at the top of the first screening case, it is described
The opening of U-shaped board sieves case towards second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095363.0A CN109772498B (en) | 2019-01-31 | 2019-01-31 | Rice huller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095363.0A CN109772498B (en) | 2019-01-31 | 2019-01-31 | Rice huller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109772498A true CN109772498A (en) | 2019-05-21 |
| CN109772498B CN109772498B (en) | 2020-08-25 |
Family
ID=66502994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910095363.0A Active CN109772498B (en) | 2019-01-31 | 2019-01-31 | Rice huller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109772498B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6185180A (en) * | 1984-10-01 | 1986-04-30 | Toshiji Ichihara | Hulling of beans including peanuts |
| CN201147697Y (en) * | 2008-01-18 | 2008-11-12 | 张振祥 | Combined rice mill |
| CN201552137U (en) * | 2009-11-28 | 2010-08-18 | 湖南郴州粮油机械有限公司 | Rice huller winnowing device |
| CN204193992U (en) * | 2014-11-10 | 2015-03-11 | 云南红河酷爱哈尼梯田产业发展有限公司 | A kind of hulling machine had from dedusting function |
| CN107597239A (en) * | 2017-08-31 | 2018-01-19 | 贵州省湄潭县富通米业有限公司 | A kind of method of rice processing |
| CN107694659A (en) * | 2017-10-10 | 2018-02-16 | 广西贵港市恒桥米业有限公司 | A kind of rice milling machine with separation of rice bran from rice |
| CN207856979U (en) * | 2017-12-27 | 2018-09-14 | 安陆市永丰粮油机械制造有限公司 | It is a kind of can high efficiency filter rice mill |
-
2019
- 2019-01-31 CN CN201910095363.0A patent/CN109772498B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6185180A (en) * | 1984-10-01 | 1986-04-30 | Toshiji Ichihara | Hulling of beans including peanuts |
| CN201147697Y (en) * | 2008-01-18 | 2008-11-12 | 张振祥 | Combined rice mill |
| CN201552137U (en) * | 2009-11-28 | 2010-08-18 | 湖南郴州粮油机械有限公司 | Rice huller winnowing device |
| CN204193992U (en) * | 2014-11-10 | 2015-03-11 | 云南红河酷爱哈尼梯田产业发展有限公司 | A kind of hulling machine had from dedusting function |
| CN107597239A (en) * | 2017-08-31 | 2018-01-19 | 贵州省湄潭县富通米业有限公司 | A kind of method of rice processing |
| CN107694659A (en) * | 2017-10-10 | 2018-02-16 | 广西贵港市恒桥米业有限公司 | A kind of rice milling machine with separation of rice bran from rice |
| CN207856979U (en) * | 2017-12-27 | 2018-09-14 | 安陆市永丰粮油机械制造有限公司 | It is a kind of can high efficiency filter rice mill |
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| Publication number | Publication date |
|---|---|
| CN109772498B (en) | 2020-08-25 |
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