CN115283046A - Bran discharging device of rice mill - Google Patents
Bran discharging device of rice mill Download PDFInfo
- Publication number
- CN115283046A CN115283046A CN202210891490.3A CN202210891490A CN115283046A CN 115283046 A CN115283046 A CN 115283046A CN 202210891490 A CN202210891490 A CN 202210891490A CN 115283046 A CN115283046 A CN 115283046A
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- CN
- China
- Prior art keywords
- rice
- bran
- air
- air injection
- bran discharging
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B1/00—Preparing grain for milling or like processes
- B02B1/02—Dry treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B3/00—Hulling; Husking; Decorticating; Polishing; Removing the awns; Degerming
- B02B3/04—Hulling; Husking; Decorticating; Polishing; Removing the awns; Degerming by means of rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02B—PREPARING GRAIN FOR MILLING; REFINING GRANULAR FRUIT TO COMMERCIAL PRODUCTS BY WORKING THE SURFACE
- B02B7/00—Auxiliary devices
- B02B7/02—Feeding or discharging devices
Abstract
The invention provides a rice mill bran discharging device, which relates to the technical field of rice milling, and comprises: one end of the bran discharge air duct is communicated with the bran discharge chamber, and the other end of the bran discharge air duct is provided with a bran discharge port; the air suction mechanism is connected with the bran discharge port; a main air injection pipeline is arranged in the main shaft, and an auxiliary air injection pipeline communicated with the main air injection pipeline and the grinding chamber is arranged on the side walls of the main shaft and the grinding roller; spout the wind mechanism, spout the wind spout mouth of wind mechanism and be connected with the bottom mouth of main wind injection pipeline, grind produced rice bran in the room and pass the rice sieve net by grinding the room and flow in and arrange the chaff room under the combined action of spouting wind mechanism and at least one mechanism that induced drafts, outside the chaff device is arranged in the discharge, and finally collected, and then, thoroughly separate rice bran and brown rice, broken rice, finishing rice, improved separation effect.
Description
Technical Field
The invention belongs to the field of rice milling, and particularly relates to a bran discharging device of a rice mill.
Background
China is a large country for agricultural food, and rice is deeply loved by people as one of main crops of food, so China is also a large country for rice production and a large country for rice consumption. However, with the demand of economic development and environmental friendliness, people have higher requirements and standards for processing and finishing rice, wherein a rice mill is used as an indispensable core device in rice processing.
However, some existing storage barrels of the vertical rice mill cannot completely separate rice bran which is a main byproduct, so that the separation effect is not obvious, and high-quality products cannot be obtained.
Disclosure of Invention
The invention aims to provide a bran discharging device of a rice mill, which is provided with an air spraying mechanism and an air suction mechanism, wherein airflow blown into a main air spraying pipeline by the air spraying mechanism is sprayed out through a plurality of auxiliary air spraying pipelines, so that the airflows of a grinding chamber and a bran discharging chamber are continuously sufficient, and then rice bran generated in the grinding chamber passes through a rice sieve net and is discharged into the bran discharging chamber, and is discharged out of the bran discharging device under the action of the bran discharging air channels and the air suction mechanism and finally collected, so that the rice bran is thoroughly separated from brown rice, broken rice and finished rice, and the separation effect is improved.
In order to achieve the above object, the present invention provides a rice mill bran discharging device, which is arranged on at least one side of a rice milling device of a rice mill, wherein the rice milling device comprises a main shaft, and an emery roller, a rice screen and a rice milling shell which are sequentially sleeved outside the main shaft, a grinding chamber is formed between the emery roller and the rice screen, a row of bran chambers is formed between the rice screen and the rice milling shell, and the rice mill bran discharging device comprises:
one end of the bran discharge air duct is communicated with the bran discharge chamber, and the other end of the bran discharge air duct is provided with a bran discharge port;
the air suction mechanism is connected with the bran discharge port;
a main air injection pipeline is arranged in the main shaft, and an auxiliary air injection pipeline communicated with the main air injection pipeline and the grinding chamber is arranged on the side walls of the main shaft and the grinding roller;
and an air injection port of the air injection mechanism is connected with the bottom port of the main air injection pipeline.
Optionally, the cross-sectional area of the bran discharge duct is tapered from one end close to the bran discharge chamber to one end far away from the bran discharge chamber.
Optionally, a plurality of guide plates are distributed in the bran discharge air duct along the flowing direction of the airflow, the plurality of guide plates divide the bran discharge air duct into a plurality of sub-air ducts, and the cross-sectional areas of the plurality of sub-air ducts gradually decrease from one end close to the bran discharge chamber to one end far away from the bran discharge chamber.
Optionally, the number of the bran discharge air ducts is two, and the two bran discharge air ducts are symmetrically arranged on two sides of the rice milling device.
Optionally, the air suction mechanism comprises an air suction fan, a fan joint and a bran discharge pipeline, an air suction opening of the air suction fan is connected with the bran discharge opening through the fan joint, and an air outlet of the air suction fan is connected with one end of the bran discharge pipeline.
Optionally, the air injection mechanism includes an air injection fan, and an air injection port of the air injection fan is rotatably connected to the bottom port of the main air injection pipeline through a conversion interface.
Optionally, the rice sieve and the rice milling housing are both cylindrical, and a bran discharge chamber formed between the cylindrical rice sieve and the cylindrical rice milling housing is annular.
Optionally, the rice sieve mesh has a pore size of 1mm.
Optionally, a plug screw cap is inserted into the top port of the main air injection pipeline.
Optionally, the number of the auxiliary air injection pipelines is four, two auxiliary air injection pipelines are located on one side of the main shaft, and the other two auxiliary air injection pipelines are located on the other side of the main shaft.
The invention provides a bran discharging device of a rice mill, which has the beneficial effects that:
this arrange chaff device is provided with spouts wind mechanism and the mechanism that induced drafts, spout the air current that wind mechanism blown in the main air injection pipeline and will spout away through a plurality of vice air injection pipeline, the air current that makes grinding room and row chaff room lasts sufficient, and then, produced rice bran is under the combined action of spouting wind mechanism and at least one mechanism that induced drafts in the grinding room, pass rice sieve mesh inflow by grinding the room and arrange the chaff room, outside the row chaff device of discharging, and finally collected, and then, thoroughly with rice bran and brown rice, broken rice, the finishing rice separates, separation effect has been improved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.
Fig. 1 is a schematic perspective view showing a rice mill bran discharging apparatus according to an embodiment of the present invention;
fig. 2 is a schematic sectional view showing a bran discharging apparatus of a rice mill according to an embodiment of the present invention;
fig. 3 is a schematic view showing a partial perspective structure of a rice mill bran discharging apparatus according to an embodiment of the present invention.
Description of reference numerals:
2001. a main shaft; 2003. a sand roller; 2004. rice screen mesh; 2005. rice milling shell;
3001. a bran discharge air duct; 3002. an air suction mechanism; 3003. a main jet air duct; 3004. an auxiliary air blast duct; 3005. a wind-spraying mechanism; 3006. a baffle; 3007. an air suction fan; 3008. a fan joint; 3009. a bran discharge pipeline; 3010. a wind-jet fan; 3011. the plug screw blocks the cap.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
As shown in fig. 1 to 3, the present invention provides a rice mill bran discharging device provided at least one side of a rice milling device of a rice mill, the rice milling device including a main shaft 2001 and an emery roll 2003, a rice sieve net 2004 and a rice milling case 2005 which are sequentially fitted outside the main shaft 2001, a milling chamber being formed between the emery roll 2003 and the rice sieve net 2004, and a bran discharging chamber being formed between the rice sieve net 2004 and the rice milling case 2005, the bran discharging device comprising:
at least one bran discharge duct 3001, one end of the bran discharge duct 3001 is communicated with the bran discharge chamber, and the other end of the bran discharge duct 3001 is provided with a bran discharge port;
the air suction mechanism 3002 is connected with the bran discharge port;
a main air injection pipeline 3003 is arranged in the main shaft 2001, and an auxiliary air injection pipeline 3004 communicated with the main air injection pipeline 3003 and the grinding chamber is arranged on the side walls of the main shaft 2001 and the grinding roller 2003;
the wind mechanism 3005 spouts the wind mechanism 3005, and the wind spout mouth of spouting the wind mechanism 3005 is connected with main jet-propelled pipeline 3003's bottom mouth.
Specifically, the air current that the mechanism 3005 of spouting blows in main blast pipe 3003 will be sprayed away through a plurality of vice air injection pipelines 3004, make the air current of grinding room and row's chaff room continuously sufficient, and then, grind produced rice bran in the room under the combined action of mechanism 3005 of drafting and at least one mechanism 3002 of spouting, pass rice sieve mesh 2004 by grinding the room and flow into row's chaff room, outside row's chaff device of discharging, and finally collected, and then, thoroughly separate rice bran and brown rice, broken rice, the finishing rice, separation effect has been improved.
In this embodiment, the cross-sectional area of the bran discharge duct 3001 is gradually reduced from the end near the bran discharge chamber to the end far from the bran discharge chamber.
Specifically, the one end that row's chaff wind channel 3001 is close to row's chaff room sets up in row's chaff room's intermediate position, and extends to row's chaff room's top and bottom, and then makes row's chaff wind channel 3001's cross sectional area taper to the one end of keeping away from row's chaff room by the one end that is close to row's chaff room, helps improving the efficiency that the rice bran was siphoned away, and thorough separates the rice bran from brown rice, broken rice, finishing rice.
In this embodiment, a plurality of air deflectors 3006 are distributed inside the bran discharge air duct 3001 along the flow direction of the air flow, the bran discharge air duct 3001 is divided into a plurality of sub-air ducts by the plurality of air deflectors 3006, and the cross-sectional areas of the plurality of sub-air ducts gradually decrease from one end close to the bran discharge chamber to one end far away from the bran discharge chamber.
Specifically, a plurality of sub-wind channels from top to bottom with arrange the chaff room intercommunication, when the mechanism 3002 that induced drafts during operation, the air current that the mechanism 3002 that induced drafts produced will be dispersed by a plurality of sub-wind channels, and then, helps improving the efficiency that the rice bran was siphoned away, thoroughly separates rice bran and brown rice, broken rice, finishing rice.
In this embodiment, there are two bran discharge air ducts 3001, and the two bran discharge air ducts 3001 are symmetrically disposed at two sides of the rice milling apparatus.
Specifically, row's chaff wind channel 3001 is provided with two, and then induced draft mechanism 3002 relative row's chaff wind channel 3001 also sets up two, when induced draft mechanism 3002 starts, under two row's chaff wind channels 3001's effect, can make the indoor both sides that are close to two row's chaff wind channels 3001 of chaff room produce the air current, help improving the efficiency that the rice bran was siphoned away, thoroughly separate the rice bran with brown rice, broken rice, finishing rice.
In this embodiment, the air suction mechanism 3002 includes an air suction fan 3007, a fan joint 3008 and a bran discharge pipeline 3009, an air suction port of the air suction fan 3007 is connected to the bran discharge port through the fan joint 3008, and an air exhaust port of the air suction fan 3007 is connected to one end of the bran discharge pipeline 3009.
Specifically, when the suction fan 3007 is activated, the air flow generated by the suction fan 3007 draws the rice bran from the bran discharge chamber and the bran discharge duct 3001 into the bran discharge duct 3009, and discharges the rice bran to a predetermined position through the bran discharge duct 3009.
In this embodiment, the air injection mechanism 3005 includes an air injection fan 3010, and an air injection port of the air injection fan 3010 is rotatably connected to a bottom port of the main air injection pipeline 3003 through a conversion interface;
specifically, when the air blower 3010 is operated, the air flow generated by the air blower 3010 is sprayed into the milling chamber through the main air injection pipeline 3003 and the auxiliary air injection pipeline 3004 in sequence, so that the air flows in the milling chamber and the bran discharge chamber are sufficient, the efficiency of sucking away the rice bran is improved, and the rice bran is thoroughly separated from the brown rice, the broken rice and the finished rice.
In the present embodiment, the rice sieve 2004 and the rice milling case 2005 are both cylindrical, and the bran discharge chamber formed between the cylindrical rice sieve 2004 and the cylindrical rice milling case 2005 is annular.
Specifically, when suction fan 3007 during operation, can produce the air current at the row bran room of annular form, and then, can be with the air current around arranging the reasonable distribution of bran room, help improving the efficiency that the rice bran is siphoned away, thoroughly separate rice bran and brown rice, broken rice, finishing rice.
In this example, the rice mesh 2004 has a pore size of 1mm.
Specifically, the rice bran has a diameter of about 0.5mm, and the crushed rice and the finished rice have a particle diameter or width of more than 1.5mm, so that only the rice bran can pass through the rice sieve 2004 when the aperture of the rice sieve 2004 is 1mm.
In this embodiment, a plug screw cap 3011 is inserted into the top port of the main air duct 3003.
Specifically, the plug 3011 is used for sealing the top end of the main air injection pipeline 3003 to prevent the air flow blown out from the air injection fan 3010 from leaking out from the upper end of the air injection pipeline 3003, the plug 3011 and the auxiliary air injection pipeline 3004 together form negative pressure in the main air injection pipeline 3003, the air flow blown up by the air injection fan 3010 is sprayed out from the auxiliary air injection pipeline 3004, the loss of the air flow in the main air injection pipeline 3003 is reduced, and the pressure intensity of the wind power in the main air injection pipeline 3003 is guaranteed.
In this embodiment, the number of the sub air injection ducts 3004 is four, two sub air injection ducts 3004 are located at one side of the main shaft 2001, and the other two sub air injection ducts 3004 are located at the other side of the main shaft 2001.
Specifically, the two bran air ducts 3001 are located on two sides of the auxiliary air spraying duct 3004 in the flowing direction of air flow, air flow generated by the air spraying fan 3010 and air flow generated by the air suction fan 3007 are reasonably distributed, so that the efficiency of sucking away rice bran is improved, and the rice bran is thoroughly separated from the brown rice, broken rice and finished rice.
In summary, when the rice mill bran discharging device provided by the present invention is used, the air flow blown into the main air blowing duct 3003 by the air blowing fan 3010 is blown into the milling chamber through the auxiliary air blowing duct 3004, so that the air flow of the milling chamber and the annular bran discharging chamber is continuously sufficient, and the rice bran generated in the milling chamber passes through the standard-aperture rice screen 2004 (the rice screen mesh is standard, the aperture of the rice screen is about 1mm, the diameter of the rice bran is about 0.5mm, and the particle diameter or width of the milled rice and the milled rice is greater than 1.5mm, so only the rice bran particles can flow into the annular bran discharging chamber through the rice screen), the particles flow into the annular bran discharging chamber and flow into the conditioning air discharging ducts 3001 at both sides, and are discharged out of the bran discharging device and finally collected, thereby preventing the rice bran dust from scattering from the rice bran discharging part and simultaneously improving the rice bran separating efficiency in the air blowing duct 3007, and the like.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. The utility model provides a rice mill row chaff device sets up the at least one side at the rice milling device of rice mill, rice milling device includes the main shaft and overlaps in proper order and establish emery roller, rice screen cloth and the husk rice casing in the main shaft outside, the emery roller with form the grinding room between the rice screen cloth, the rice screen cloth with form row chaff room between the husk rice casing, its characterized in that, this row chaff device includes:
one end of the bran discharge air duct is communicated with the bran discharge chamber, and the other end of the bran discharge air duct is provided with a bran discharge port;
the air suction mechanism is connected with the bran discharge port;
a main air injection pipeline is arranged in the main shaft, and an auxiliary air injection pipeline communicated with the main air injection pipeline and the grinding chamber is arranged on the side walls of the main shaft and the grinding roller;
and an air injection port of the air injection mechanism is connected with the bottom port of the main air injection pipeline.
2. A rice mill bran discharging apparatus as claimed in claim 1, wherein the cross sectional area of the bran discharging duct is tapered from an end near the bran discharging chamber to an end remote from the bran discharging chamber.
3. A rice mill bran discharging device according to claim 2, wherein a plurality of guide plates are distributed in the bran discharging air channel along the flow direction of the air flow, the plurality of guide plates divide the bran discharging air channel into a plurality of sub air channels, and the cross sectional areas of the plurality of sub air channels are gradually reduced from one end close to the bran discharging chamber to one end far away from the bran discharging chamber.
4. A rice mill bran discharging apparatus as claimed in claim 3, wherein there are two bran discharging air ducts, and the two bran discharging air ducts are symmetrically arranged at both sides of the rice mill.
5. A rice mill bran discharging device as claimed in claim 1, wherein the air suction mechanism comprises an air suction fan, a fan joint and a bran discharging pipeline, an air suction port of the air suction fan is connected with the bran discharging port through the fan joint, and an air outlet of the air suction fan is connected with one end of the bran discharging pipeline.
6. A rice mill bran discharging device as claimed in claim 1, wherein the air injection mechanism comprises an air injection fan, and an air injection port of the air injection fan is rotatably connected with a bottom port of the main air injection pipeline through a conversion interface.
7. A rice mill bran discharge apparatus as claimed in claim 1, wherein the rice sieve and the rice milling housing are both cylindrical, and a bran discharge chamber formed between the cylindrical rice sieve and the cylindrical rice milling housing is annular.
8. A rice mill bran discharging apparatus as claimed in claim 1, wherein the rice mesh has a pore size of 1mm.
9. A rice mill bran discharging apparatus as claimed in claim 1, wherein a screw plug cap is inserted into a top port of the main blowing duct.
10. A rice mill bran discharging device as claimed in claim 4, wherein the number of the secondary air injection ducts is four, two of the secondary air injection ducts are located at one side of the main shaft, and the other two of the secondary air injection ducts are located at the other side of the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210891490.3A CN115283046A (en) | 2022-07-27 | 2022-07-27 | Bran discharging device of rice mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210891490.3A CN115283046A (en) | 2022-07-27 | 2022-07-27 | Bran discharging device of rice mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115283046A true CN115283046A (en) | 2022-11-04 |
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ID=83823848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210891490.3A Pending CN115283046A (en) | 2022-07-27 | 2022-07-27 | Bran discharging device of rice mill |
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| Country | Link |
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| CN (1) | CN115283046A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11123338A (en) * | 1997-10-20 | 1999-05-11 | Seirei Ind Co Ltd | Adhered rice bran removing device in horizontal grinding type grain cleaning machine |
| JP2005144401A (en) * | 2003-11-19 | 2005-06-09 | Yamamoto Co Ltd | Removal rice bran suction air interrupting device for grain polishing apparatus, grain polishing apparatus using the same, and method for its operation control |
| CN2757919Y (en) * | 2005-01-12 | 2006-02-15 | 江苏牧羊集团有限公司 | Bran discharge mechanism for vertical grinding roller rice mill |
| CN201168613Y (en) * | 2008-03-28 | 2008-12-24 | 袁阿庆 | Double-wind channel rice mill |
| CN104525293A (en) * | 2014-12-18 | 2015-04-22 | 湖北五丰粮食机械有限公司 | Upper-air-drafting multifunctional rice husking machine |
| CN207628470U (en) * | 2017-11-28 | 2018-07-20 | 赤壁市永祥粮食机械有限公司 | A kind of efficient cold wind rice mill |
| CN212915778U (en) * | 2020-07-23 | 2021-04-09 | 内蒙古工业大学 | Vertical small rice mill |
| CN112691720A (en) * | 2020-12-08 | 2021-04-23 | 武汉轻工大学 | Rice mill |
| CN215029193U (en) * | 2021-05-06 | 2021-12-07 | 四川省旭东机械制造有限公司 | Rice mill |
| CN215843142U (en) * | 2021-07-23 | 2022-02-18 | 丽江心联欣粮油贸易有限公司 | Quick shelling device that rice was used |
-
2022
- 2022-07-27 CN CN202210891490.3A patent/CN115283046A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11123338A (en) * | 1997-10-20 | 1999-05-11 | Seirei Ind Co Ltd | Adhered rice bran removing device in horizontal grinding type grain cleaning machine |
| JP2005144401A (en) * | 2003-11-19 | 2005-06-09 | Yamamoto Co Ltd | Removal rice bran suction air interrupting device for grain polishing apparatus, grain polishing apparatus using the same, and method for its operation control |
| CN2757919Y (en) * | 2005-01-12 | 2006-02-15 | 江苏牧羊集团有限公司 | Bran discharge mechanism for vertical grinding roller rice mill |
| CN201168613Y (en) * | 2008-03-28 | 2008-12-24 | 袁阿庆 | Double-wind channel rice mill |
| CN104525293A (en) * | 2014-12-18 | 2015-04-22 | 湖北五丰粮食机械有限公司 | Upper-air-drafting multifunctional rice husking machine |
| CN207628470U (en) * | 2017-11-28 | 2018-07-20 | 赤壁市永祥粮食机械有限公司 | A kind of efficient cold wind rice mill |
| CN212915778U (en) * | 2020-07-23 | 2021-04-09 | 内蒙古工业大学 | Vertical small rice mill |
| CN112691720A (en) * | 2020-12-08 | 2021-04-23 | 武汉轻工大学 | Rice mill |
| CN215029193U (en) * | 2021-05-06 | 2021-12-07 | 四川省旭东机械制造有限公司 | Rice mill |
| CN215843142U (en) * | 2021-07-23 | 2022-02-18 | 丽江心联欣粮油贸易有限公司 | Quick shelling device that rice was used |
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