CN214131787U - Negative pressure rice hulling device - Google Patents
Negative pressure rice hulling device Download PDFInfo
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- CN214131787U CN214131787U CN202022654683.6U CN202022654683U CN214131787U CN 214131787 U CN214131787 U CN 214131787U CN 202022654683 U CN202022654683 U CN 202022654683U CN 214131787 U CN214131787 U CN 214131787U
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Abstract
The utility model relates to a rice hulling device field especially relates to a negative pressure rice hulling device. It includes: the rice bran huller comprises a box body, a hulling part, a power part and a bran outlet; the box body is a hollow cylinder with one open end, a feeding opening is formed in the side wall of the box body, and a rice sieving opening is formed in the position, close to the opening, of the box body; the utility model discloses a screening process subdivides, all complete select all rice that are not conform to the condition in each stage, has solved the rice screening inadequately, the discrete problem.
Description
Technical Field
The utility model relates to a rice hulling device field especially relates to a negative pressure rice hulling device.
Background
Under the continuous progress of science and technology, people have higher requirements on the type and the taste of rice, and people not only can be satisfied with full but also how to eat rice with better quality. In recent years, the demand for rice has been increasing, especially for high-quality rice. After the rice is separated, broken rice is mixed in the rice, so that the taste and the quality of the rice are directly influenced, and the rating of the rice is not facilitated. Currently, under the research of rice separating equipment in korea and japan, a large amount of results are obtained and applied. At present, rice separation equipment is rarely researched in China, most of rice is separated by adopting a vibrating screen sheet separation principle, and the rice separation equipment has the defects of large vibration noise, low separation efficiency, low production rate and the like, and is not beneficial to industrial large-scale production.
Disclosure of Invention
Therefore, the utility model discloses just make in view of above problem, the utility model discloses a screening process subdivides, all complete screening all not conform to the rice of condition in each stage, has solved the rice screening inadequately, the discrete problem. The utility model discloses a realize above-mentioned purpose through following technical scheme:
a negative pressure rice hulling device, comprising: the rice bran huller comprises a box body, a hulling part, a power part and a bran outlet; the box body is a hollow cylinder with one open end, a feeding opening is formed in the side wall of the box body, and a rice sieving opening is formed in the position, close to the opening, of the box body;
the shelling unit includes: the device comprises a sand roller, a propelling strip, a side bran discharge port, a main bran discharge port and a fan;
the grinding roller is a hollow cylinder and is arranged in the box body, one end of the grinding roller is in rotary butt joint with the unopened end of the box body, the outer side face of the cylindrical surface of the grinding roller is provided with a propelling strip, the side bran discharge port is arranged on the side face of the grinding roller, the diameter of the side bran discharge port is smaller than that of broken rice grains, only bran powder can pass through the side bran discharge port, the main bran discharge port is arranged on the unopened end of the grinding roller, the diameter of the main bran discharge port is smaller than that of the rice grains, only bran powder can pass through the main bran discharge port, and the fan is arranged on one side of the unopened end of the main bran discharge port and shares a rotary shaft with the grinding roller;
the power component includes: a motor, a motor housing; a fan is arranged on a shaft of the motor, and a motor shell is used for protecting the motor and is arranged outside the motor and completely covers the motor;
the port with the smaller cross section area of the bran outlet is arranged behind the main bran discharge port, and the main bran discharge port is wrapped at the periphery of the bran outlet.
The utility model has the advantages as follows:
1. the utility model discloses a sand roller is hollow structure, and the centering cavity body produces suction when the fan provides wind-force, can pass through the hole suction on the sand roller with the chaff that has unshelled, and the rice that has separated can remove along the propulsion line on the sand roller forward, selects in the one end of sand roller after fully rolling, has solved the not enough problem of chaff and rice separation process.
2. The utility model discloses a drive hollow emery roller through a motor and carry out the husk rice, be provided with the fan in one side of screening the chaff, sieve the chaff, solved the problem that a plurality of power supply structures are complicated, occupation space is big by a power supply.
3. The utility model discloses a make the screening hole on hollow emery roll, can carry out quick bran discharge on the limit when shelling on the limit, and have certain suction effect to the grain of rice through the fan for the grain of rice mills more fully, great improvement efficiency, solved the row's chaff not enough complete and row's chaff untimely problem.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an overall exploded view of the present invention.
Fig. 3 is a schematic structural view of the functional and screening portions of the present invention.
Fig. 4 is a schematic structural view of a functional part of the present invention.
Fig. 5 is a schematic structural diagram of the box body of the present invention.
The rice huller comprises a box body 1, a feeding port 11, a rice sieving port 12, a hulling part 2, a sand roller 21, a propelling strip 22, a side bran discharging port 23, a main bran discharging port 24, a fan 25, a power part 3, a motor 31, a motor shell 32 and a bran discharging port 4.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are easily implemented by those having ordinary skill in the art to which the present invention pertains. However, the present invention can be realized in various forms, and thus, the present invention is not limited to the embodiments described below. In addition, for the purpose of more clearly describing the present invention, parts not connected with the present invention will be omitted from the drawings.
As shown in fig. 1 to 5, a negative pressure rice hulling apparatus includes: the rice bran huller comprises a box body 1, a hulling part 2, a power part 3 and a bran outlet 4;
the rice screening box is characterized in that the box body 1 is a hollow cylinder with one open end, a feeding port 11 is formed in the side wall of the box body 1, the feeding port 11 is square and used for feeding rice, a rice screening port 12 is formed in the position, close to the opening, of the box body 1, rice grains which are hulled can be screened out conveniently, the diameter of the rice screening port 12 is slightly larger than that of the rice grains, and the rice grains are distributed in a rectangular array;
the hulling section 2 includes: the device comprises a sand roller 21, a propelling strip 22, a side bran discharge port 23, a main bran discharge port 24 and a fan 25;
the grinding roller 21 is a hollow cylinder and is arranged in the box body 1, one end of the grinding roller is in rotary butt joint with the unopened end of the box body 1, a pushing strip 22 is arranged on the outer side face of the cylindrical surface of the grinding roller 21, the pushing strip 22 is spiral and is used for slowly pushing rice grains in shelling towards the rice sieving opening 12, the lateral bran discharge opening 23 is arranged on the side face of the grinding roller 21, the diameter of the lateral bran discharge opening is smaller than that of broken rice grains, only bran powder can pass through the lateral bran discharge opening, the rice bran powder in shelling can be screened out, the main bran discharge opening 24 is arranged at the unopened end of the grinding roller 21, the diameter of the main bran discharge opening is smaller than that of rice grains, only bran powder falling forward can pass through the lateral bran discharge opening;
when the fan 25 rotates, outward wind power is generated, bran powder generated by shelling in the cavity of the sand roller 21 is sucked out, the bran powder is sucked out while shelling is carried out, and the working efficiency is improved;
the power unit 3 includes: a motor 31, a motor housing 32; a fan 25 is arranged on a shaft of the motor 31, a motor shell 32 is used for protecting the motor and is arranged outside the motor 31, the motor 31 is completely covered, the fan 25 is driven to rotate when the motor 31 works, the screened bran powder is discharged by generating outward suction force, the tail end of the shaft is connected with the sand roller 21 and drives the sand roller 21 to rotate, a gap between the sand roller 21 and the box body 1 is used for husking rice through rolling friction in the rotating process, the husks are ground into bran, the pushing strip 22 on the sand roller 21 rotates along with the rotation of the sand roller 21 and pushes the rice grains to move forwards slowly, and the bran which is ground into powder falls into a cavity of the sand roller 21 from the side bran discharge port 23 on the sand roller 21 due to the suction force generated by the fan 25 and is finally discharged from the main bran discharge port 24;
the bran outlet 4 is of a horn-shaped structure, a port with a smaller sectional area is arranged behind the main bran outlet 24, the main bran outlet 24 is wrapped on the periphery of the bran outlet 4, and discharged bran can enter the bran outlet 4 from the main bran outlet 24 and is finally discharged from the bran outlet 4.
The utility model discloses a theory of operation:
firstly, rice grains enter a cavity between a box body 1 and a sand roller 21 through a feeding port 11, a motor 31 rotates to drive the sand roller 21 to rotate and drive an axial fan 25 to rotate, the rice grains are ground on the inner wall of the box body 1 under the action of the sand roller 21, rice grain shells fall off due to grinding, bran powder is formed under the grinding action, the bran powder enters the cavity of the sand roller 21 through a side bran discharge port 23 arranged on the sand roller 21, outward airflow is generated inside the cavity due to the suction force generated by the fan 25, the sand roller 21 and the box body 1 attract the bran powder to be discharged outwards from the cavity, finally the rice grains enter a bran discharge port 4 through a main bran discharge port 24 to be discharged, the rice grains ground between the sand roller 21 and the box body 1 are slowly propelled forwards under the action of a propelling strip 22, certain suction force is generated by wind power generated by the fan, the suction force can be matched with the propelling strip 22 to more fully grind the rice grains, after the rice grains are milled and hulled, the rice sieving port 12 arranged at the position, close to the opening, of the box body 1 is used for discharging rice, the bran discharging port 23 on the sand roller 21 is used for discharging bran powder while milling, the milling efficiency is fully improved, the generated suction force can be ensured to be fully milled by the fan 25, and the bran powder can be sieved.
Claims (4)
1. A negative pressure rice hulling device, comprising: the rice bran huller comprises a box body (1), a hulling part (2), a power part (3) and a bran outlet (4); the box body (1) is a hollow cylinder with one open end, a feeding opening (11) is formed in the side wall of the box body (1), and a rice sieving opening (12) is formed in the position, close to the opening, of the box body (1);
the method is characterized in that: the dehulling member (2) comprises: the device comprises a sand roller (21), a propelling strip (22), a side bran discharge port (23), a main bran discharge port (24) and a fan (25);
the grinding roller (21) is a hollow cylinder and is arranged in the box body (1), one end of the grinding roller is in rotary butt joint with the unopened end of the box body (1), the outer side surface of the cylindrical surface of the grinding roller (21) is provided with a pushing strip (22), the side bran discharge port (23) is arranged on the side surface of the grinding roller (21), the diameter of the side bran discharge port is smaller than that of broken rice grains, only bran powder can pass through the side bran discharge port, the main bran discharge port (24) is arranged on the unopened end of the grinding roller (21), the diameter of the main bran discharge port is smaller than that of the rice grains, only bran powder can pass through the side bran discharge port, and the fan (25) is arranged on one side of the unopened end of the main bran discharge port (24) and shares a rotary shaft with the grinding roller (21);
the power unit (3) comprises: a motor (31), a motor housing (32); a fan (25) is arranged on a shaft of the motor (31), and a motor shell (32) is used for protecting the motor and is arranged outside the motor (31) and completely covers the motor (31);
the port with the smaller cross section of the bran outlet (4) is arranged behind the main bran discharge port (24), and the main bran discharge port (24) is wrapped by the periphery of the bran outlet (4).
2. The negative pressure rice hulling device as claimed in claim 1, wherein: the propulsion strip (22) is spiral in shape.
3. The negative pressure rice hulling device as claimed in claim 1, wherein: the sieve openings (12) are arranged in a rectangular array.
4. The negative pressure rice hulling device as claimed in claim 1, wherein: the bran outlet (4) is of a horn-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022654683.6U CN214131787U (en) | 2020-11-18 | 2020-11-18 | Negative pressure rice hulling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022654683.6U CN214131787U (en) | 2020-11-18 | 2020-11-18 | Negative pressure rice hulling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214131787U true CN214131787U (en) | 2021-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022654683.6U Active CN214131787U (en) | 2020-11-18 | 2020-11-18 | Negative pressure rice hulling device |
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| CN (1) | CN214131787U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308188A (en) * | 2021-11-19 | 2022-04-12 | 重庆灏真现代农业有限公司 | Rice polishing equipment |
| CN114345437A (en) * | 2021-11-01 | 2022-04-15 | 杨晓兰 | Rice fine processing technology |
-
2020
- 2020-11-18 CN CN202022654683.6U patent/CN214131787U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345437A (en) * | 2021-11-01 | 2022-04-15 | 杨晓兰 | Rice fine processing technology |
| CN114308188A (en) * | 2021-11-19 | 2022-04-12 | 重庆灏真现代农业有限公司 | Rice polishing equipment |
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