CN107252798B - Double-screen bran-removing machine - Google Patents
Double-screen bran-removing machine Download PDFInfo
- Publication number
- CN107252798B CN107252798B CN201710684868.1A CN201710684868A CN107252798B CN 107252798 B CN107252798 B CN 107252798B CN 201710684868 A CN201710684868 A CN 201710684868A CN 107252798 B CN107252798 B CN 107252798B
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- CN
- China
- Prior art keywords
- screen
- rotating shaft
- bran
- draft fan
- induced draft
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/02—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by distortion, beating, or vibration of the surface to be cleaned
-
- 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
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/08—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force
- B07B7/083—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force generated by rotating vanes, discs, drums, or brushes
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a double-screen bran-removing machine, which comprises a machine shell, wherein a feeding pipeline is arranged at one side of the machine shell, a discharge hole is arranged below the machine shell, a screening mechanism is arranged along the length direction of the machine shell, the screening mechanism comprises a shaft, an inner screen and an outer screen, a plurality of beating plates which rotate synchronously with the rotating shaft are arranged on the rotating shaft, the beating plates are arranged inside the outer screen, the inner screen is arranged between the rotating shaft and the outer screen, and one side of the rotating shaft is connected with a driving motor; the feeding pipeline is connected with one side of the rotating shaft to convey materials between the inner screen and the outer screen, an induced draft fan is arranged on the other side of the rotating shaft, and the induced draft fan acts on a cavity between the inner screen and the rotating shaft. The double-screen bran machine disclosed by the invention has the advantages that: through increasing the inner screen, the powder yield is effectively improved, and the method has good popularization value.
Description
Technical Field
The invention relates to grain processing machinery, in particular to a double-screen bran machine.
Background
When wheat is processed by a flour mill, some flour is adhered to the screened bran, and the currently common processing mode is to convey the bran into a bran machine, and a rotating threshing plate is arranged in the bran machine to throw off the flour adhered to the bran. In actual production, the bran rotates under the drive of the beating plate to generate centrifugal force, the bran with large mass is larger in centrifugal force and can be contacted with the screen mesh and separated from the flour, but the bran and the flour with lighter mass are mostly positioned at the rotation center and are difficult to contact with the screen mesh, and the wheat flour cannot be separated from the bran, so that the flour yield is lower.
Disclosure of Invention
The invention aims to solve the technical problem of providing a double-screen bran machine capable of improving the powder yield.
The invention solves the technical problems through the following technical scheme:
a double-screen bran-removing machine comprises a machine shell, wherein one side of the machine shell is provided with a feeding pipeline, and a discharge hole is arranged below the machine shell;
the screening mechanism comprises a rotating shaft, an inner screen and an outer screen which are coaxially arranged, a plurality of beating plates which rotate synchronously with the rotating shaft are arranged on the rotating shaft, the beating plates are arranged in the outer screen, the inner screen is arranged between the rotating shaft and the outer screen, and one side of the rotating shaft is connected with a driving motor; the feeding pipeline is connected with one side of the rotating shaft to convey materials between the inner screen and the outer screen, an induced draft fan is arranged on the other side of the rotating shaft, and the induced draft fan acts on a cavity between the inner screen and the rotating shaft.
Preferably, the mesh apertures of the inner screen and the outer screen are the same.
Preferably, one inner screen is arranged between two adjacent beating plates.
Preferably, the beating plate is provided with a screen fixing ring, and the inner screen is fixedly connected with the beating plate through the screen fixing ring and can synchronously rotate along with the beating plate.
Preferably, the discharge port is funnel-shaped and is arranged below the outer screen.
Preferably, the number of the beating plates is 5.
Preferably, a collecting cavity is arranged between the induced draft fan and the casing, a first filter screen and a second filter screen are sequentially arranged in the collecting cavity along the wind direction, the first filter screen is of movable design, flour cannot pass through the first filter screen and the second filter screen, a second discharge port is arranged between the first filter screen and the second filter screen, and the second discharge port is funnel-shaped and is arranged at the lower part of the collecting cavity.
Preferably, the rear part of the induced draft fan is provided with a collecting cloth bag, and a funnel-shaped second discharge hole is arranged below the collecting cloth bag.
Preferably, the collecting cloth bag is arranged in a sealed box body, and an exhaust pipeline is arranged on the box body.
Preferably, the discharge port and the second discharge port are collected through a pipeline.
The invention has the advantages that: (1) by arranging the inner screen, the flour with lighter mass at the middle part of the bran can be separated from the bran, so that the flour yield is improved; (2) by arranging the induced draft fan, the flour filtered by the inner screen is conveniently extracted; (3) the induced draft fan collects flour through the filter screen or the cloth bag, so that the flour can be effectively sucked out of the inner screen, the flour is prevented from automatically returning to the inner screen, and the flour yield is improved; (4) the inner screen is fixedly connected with the beating plate, so that the stability of the inner screen is ensured, and the inner screen is convenient to replace; (5) the induced draft fan is also provided with an exhaust pipeline, so that dust pollution is prevented, and production safety is ensured.
According to the double-screen bran machine provided by the invention, the powder yield is effectively improved by adding the inner screen, and the double-screen bran machine has a good popularization value.
Drawings
FIG. 1 is a schematic view of a dual screen bran machine according to an embodiment of the present invention;
FIG. 2 is a schematic view of a dual screen bran machine according to another embodiment of the present invention;
FIG. 3 is a schematic view of a screening mechanism of a dual screen bran machine according to an embodiment of the present invention;
fig. 4 is a schematic illustration of a dual screen bran machine of an embodiment of the present invention with a screening mechanism of the screening mechanism partially removed.
Detailed Description
The present invention will be further described in detail below with reference to specific embodiments and with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent.
As shown in fig. 1, the double-screen bran machine comprises a machine shell 1, a feeding pipeline 2, a discharging port 3, a screening mechanism 4, a driving motor 5 and an induced draft fan 6.
The screening mechanism 4 is arranged in the machine shell 1 along the length direction of the machine shell 1; the feeding pipeline 2 is arranged on one side of the shell 1.
Referring to fig. 3, the screening mechanism 4 includes a rotating shaft 41, an inner screen 42 and an outer screen 43 coaxially disposed, a plurality of beating plates 44 synchronously rotating along with the rotating shaft 41 are disposed on the rotating shaft 41, and 5 beating plates 44 are disposed in a preferred embodiment; the mesh aperture of the inner screen 42 is the same as that of the outer screen 43; the beating plate 44 is disposed inside the outer screen 43, and the inner screen 42 is disposed between the rotating shaft 41 and the outer screen 44.
Referring to fig. 4, the beating plate 44 is provided with a screen fixing ring 441, and two adjacent beating plates 44 respectively fix two ends of the inner screen 42 through the screen fixing ring 441, so that the inner screen 42 is fixedly connected with the beating plate 44, and the inner screen 42 rotates synchronously along with the beating plate 44.
Referring to fig. 1 again, one side of the rotating shaft 41 is in transmission fit with the driving motor 5 through a triangle belt or a gear; the feeding pipeline 2 and the induced draft fan 6 are respectively arranged at two sides of the rotating shaft 41, and the feeding pipeline 2 conveys materials to a cavity between the inner screen 42 and the outer screen 43; the induced draft fan 6 acts on the cavity between the inner screen 42 and the rotating shaft 41. The discharge port 3 is arranged below the casing 1 and connected with the cavity where the outer screen 43 is located, and the discharge port 3 is of a funnel-shaped structure.
A collecting cavity 61 is arranged between the induced draft fan 6 and the casing 1, a first filter screen 611 and a second filter screen 612 are respectively arranged in the collecting cavity 61 along the wind direction of the induced draft fan 6, the first filter screen 611 is of a movable design, and flour cannot pass through the filter holes of the first filter screen 611 and the second filter screen 612; a second discharge port 64 is arranged below the collecting cavity 61 between the first filter screen 611 and the second filter screen 612, and the second discharge port 64 has a funnel-shaped structure. An exhaust pipeline 62 is further arranged on the induced draft fan 6 to exhaust air, and a bracket 63 is arranged below the induced draft fan 6 to assist in supporting the bran machine. The discharge port 3 and the second discharge port 64 are collected together through a pipeline.
When the double-screen bran-threshing machine provided by the invention is used, bran is conveyed into a cavity between the inner screen 42 and the outer screen 43 of the screening mechanism 4 through the feeding pipeline 2, the rotating shaft 41 is driven to rotate through the driving motor 5, the threshing plate 44 is further driven to rotate, the bran rotates between the inner screen 42 and the outer screen 43 under the action of the threshing plate 44, the heavier bran is close to the outer screen 43 under the action of centrifugal force, and flour on the bran is separated from the bran under the action of the threshing plate 44, passes through the outer screen 43 and falls into the discharge port 3. The lighter bran is close to the inner screen 42, flour enters the inner screen 42 under the combined action of the beating plate 44 and the induced draft fan 6 and enters the collecting cavity 61 along the radial direction of the rotating shaft 41, at this time, the first screen 611 is opened, the flour can move to the second screen 612 under the action of the induced draft fan 6, and the flour automatically falls into the second discharge port 64 under the action of gravity after being accumulated; the first screen 611 is sealed when the bran machine is inactive to prevent flour from returning to the screening apparatus 4. In operation, the air generated under the action of the induced draft fan 6 is discharged through the exhaust pipeline 62 without being directly discharged into the working space, so that dust pollution is prevented, the dust content is reduced, and the safety is improved. The materials obtained from the discharge port 3 and the second discharge port 64 are collected together through a pipeline so as to uniformly perform the next operation on the obtained materials.
The induced draft fan 6 may further adopt an embodiment as shown in fig. 2, the induced draft fan 6 is directly connected with a cavity between the rotating shaft 41 and the inner screen 42, a collecting cloth bag 61 is disposed at the rear of the induced draft fan 6, a funnel-shaped second discharge port 64 is disposed below the collecting cloth bag 61, the collecting cloth bag 61 is disposed in a sealed box, and an exhaust pipeline 62 is disposed on the sealed box to exhaust wind in the induced draft fan 6 along the exhaust pipeline 62. The second discharging port 64 and the discharging port 3 are converged through a pipeline; a bracket 63 is also provided on the sealed box to improve the stability of the bran machine.
While the foregoing is directed to embodiments of the present invention, other and further details of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (5)
1. The utility model provides a two screen cloth bran-removing machine, includes the casing, and casing one side is provided with the pan feeding pipeline, and the casing below is provided with discharge gate, its characterized in that:
the screening mechanism comprises a rotating shaft, an inner screen and an outer screen which are coaxially arranged, a plurality of beating plates which rotate synchronously with the rotating shaft are arranged on the rotating shaft, the beating plates are arranged in the outer screen, the inner screen is arranged between the rotating shaft and the outer screen, and one side of the rotating shaft is connected with a driving motor; the material feeding pipeline is connected with one side of the rotating shaft to convey materials between the inner screen and the outer screen, an induced draft fan is arranged on the other side of the rotating shaft, and the induced draft fan acts on a cavity between the inner screen and the rotating shaft;
the rear part of the induced draft fan is provided with a collecting cloth bag, and a funnel-shaped second discharge hole is arranged below the collecting cloth bag; the collecting cloth bag is arranged in a sealed box body, an exhaust pipeline is arranged on the sealed box body, the wind in the induced draft fan is discharged along the exhaust pipeline, and the second discharge port and the discharge port are converged through the pipeline; a bracket is also arranged on the sealing box body so as to improve the stability of the bran machine;
one inner screen is arranged between two adjacent beating plates; the inner screen is fixedly connected with the beating plate through the screen fixing ring and can rotate synchronously with the beating plate.
2. A twin-screen bran maker as claimed in claim 1 wherein: the sieve pore diameters of the inner sieve and the outer sieve are the same.
3. A twin-screen bran maker as claimed in claim 1 wherein: the discharge port is funnel-shaped and is arranged below the outer screen.
4. A twin-screen bran maker as claimed in claim 1 wherein: the number of the beating plates is 5.
5. A twin-screen bran maker as claimed in claim 1 wherein: a collecting cavity is arranged between the induced draft fan and the shell, a first filter screen and a second filter screen are sequentially arranged in the collecting cavity along the wind direction, the first filter screen is of a movable design, flour cannot pass through the first filter screen and the second filter screen, the second discharge port is arranged between the first filter screen and the second filter screen, is funnel-shaped and is arranged at the lower part of the collecting cavity, and an exhaust pipeline is further arranged on the induced draft fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710684868.1A CN107252798B (en) | 2017-08-11 | 2017-08-11 | Double-screen bran-removing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710684868.1A CN107252798B (en) | 2017-08-11 | 2017-08-11 | Double-screen bran-removing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107252798A CN107252798A (en) | 2017-10-17 |
| CN107252798B true CN107252798B (en) | 2023-09-08 |
Family
ID=60026730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710684868.1A Active CN107252798B (en) | 2017-08-11 | 2017-08-11 | Double-screen bran-removing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN107252798B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA946756A (en) * | 1969-03-01 | 1974-05-07 | Paul Bernutat | Air separator with radial impeller and plurality of cyclones |
| CN2265251Y (en) * | 1996-07-14 | 1997-10-22 | 姜海林 | Powder screening machine |
| CN2480058Y (en) * | 2001-04-13 | 2002-03-06 | 任炳志 | Flour, stocffing material and bran separated powder mill cabinet |
| CN202893642U (en) * | 2012-10-24 | 2013-04-24 | 滁州市雪山粮油机械制造有限公司 | Oil bran subdivision sieve |
| CN105457717A (en) * | 2015-12-18 | 2016-04-06 | 酒泉奥凯种子机械股份有限公司 | Extrusion cracking machine |
| CN205762174U (en) * | 2016-06-27 | 2016-12-07 | 益海嘉里（兖州）粮油工业有限公司 | Novel bran finisher |
| CN207238671U (en) * | 2017-08-11 | 2018-04-17 | 安徽溪瑞食品有限公司 | A kind of double sieve bran finishers |
-
2017
- 2017-08-11 CN CN201710684868.1A patent/CN107252798B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA946756A (en) * | 1969-03-01 | 1974-05-07 | Paul Bernutat | Air separator with radial impeller and plurality of cyclones |
| CN2265251Y (en) * | 1996-07-14 | 1997-10-22 | 姜海林 | Powder screening machine |
| CN2480058Y (en) * | 2001-04-13 | 2002-03-06 | 任炳志 | Flour, stocffing material and bran separated powder mill cabinet |
| CN202893642U (en) * | 2012-10-24 | 2013-04-24 | 滁州市雪山粮油机械制造有限公司 | Oil bran subdivision sieve |
| CN105457717A (en) * | 2015-12-18 | 2016-04-06 | 酒泉奥凯种子机械股份有限公司 | Extrusion cracking machine |
| CN205762174U (en) * | 2016-06-27 | 2016-12-07 | 益海嘉里（兖州）粮油工业有限公司 | Novel bran finisher |
| CN207238671U (en) * | 2017-08-11 | 2018-04-17 | 安徽溪瑞食品有限公司 | A kind of double sieve bran finishers |
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| Publication number | Publication date |
|---|---|
| CN107252798A (en) | 2017-10-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20230807 Address after: 235100 north side of East section of Suyong Road, Tiefo Town, Suixi County, Huaibei City, Anhui Province Applicant after: HUAIBEI JINHUA FLOUR Co.,Ltd. Address before: 235100, 300 meters south of Zhangqiao, Suixi Economic Development Zone, Suixi County, Huaibei City, Anhui Province Applicant before: ANHUI XIRUI FOOD CO.,LTD. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |