CN215142138U - Combined cleaning sieve for removing impurities in flour processing - Google Patents
Combined cleaning sieve for removing impurities in flour processing Download PDFInfo
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- CN215142138U CN215142138U CN202121085930.3U CN202121085930U CN215142138U CN 215142138 U CN215142138 U CN 215142138U CN 202121085930 U CN202121085930 U CN 202121085930U CN 215142138 U CN215142138 U CN 215142138U
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Abstract
The utility model discloses a combination clearance sieve that is used for flour processing to remove miscellaneous usefulness, include: the shell structurally comprises an upper shell and a lower shell; the upper end of the upper shell is provided with a feed inlet, and the upper shell is communicated with the lower shell through a feed outlet; the inner screen drum is communicated with the feeding hole, and an outer screen drum is arranged outside the inner screen drum; two ends of the screw are rotationally connected with the inner screen cylinder and the outer screen cylinder, and a baffle is fixedly connected between two adjacent screw pieces on the screw; the motor mounting plate is fixedly provided with a motor; the reciprocating type material sieving mechanism is arranged on the lower shell and is positioned below the feed opening; the cylindrical vibrating screen is positioned obliquely below the reciprocating type screening mechanism, and a discharge hole is formed in the cylindrical vibrating screen; and the air draft impurity removing mechanism is arranged right above the cylindrical vibrating screen. The utility model discloses an edulcoration structural design of multistage combination formula has improved the impurity clearance to wheat, can get rid of the impurity of the weight in the wheat, the volume difference, has fine edulcoration effect.
Description
Technical Field
The utility model belongs to the technical field of the flour processing equipment, more specifically say, the utility model relates to a combination clearance sieve that is used for flour processing to remove miscellaneous usefulness.
Background
The process of processing the flour generally comprises the steps of airing or drying the wheat, then screening impurities in the wheat, and finally grinding the wheat after impurity removal into powder. The wheat screening and impurity removing are very important processes in the flour processing process, the quality of the flour processing is affected, and if the wheat is not thoroughly screened and impurity removed, the color and the taste of a finished flour product can not reach the factory standards.
The impurities in the wheat mainly comprise small stones with larger weight and smaller volume, small ear fragments, straws, wheat husks and the like with lighter weight and larger volume and dust fines, the small stones and the dust fines are easy to screen and remove, but a plurality of ear fragments, straws and wheat husks are similar to the wheat in weight and are difficult to screen and remove. At present, most of screening devices for screening and cleaning wheat adopt single-layer screening, namely cobblestones and dust fines are screened and leaked from a screen, and then wheat ear broken sections, straws and wheat husks above the wheat are planed.
Therefore, in order to improve the removal rate of wheat impurity screening, a combined cleaning sieve is needed to carry out multi-stage screening on wheat.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.
To achieve these objects and other advantages in accordance with the purpose of the invention, a combined cleaning sieve for flour processing impurity removal is provided, comprising:
the shell structurally comprises an upper shell and a lower shell, wherein the upper shell is positioned above the lower shell; the upper end of the upper shell is provided with a feed inlet, and the upper shell is communicated with the lower shell through a feed outlet;
the inner screen drum is positioned below the feeding hole and is communicated with the feeding hole, an outer screen drum is arranged outside the inner screen drum, and the mesh aperture of the inner screen drum is larger than that of the outer screen drum;
the screw rod is axially arranged inside the inner screen cylinder, two ends of the screw rod are rotationally connected with the inner screen cylinder and the outer screen cylinder, baffle plates are fixedly connected between two adjacent screw pieces on the screw rod, and the baffle plates are distributed on the screw rod in a staggered manner;
the motor mounting plate is fixedly arranged outside the shell, a motor is fixedly mounted on the motor mounting plate, a driving rotating wheel is fixedly arranged on a motor shaft of the motor, a driven rotating wheel is arranged at the end part of the screw rod, and a transmission belt is sleeved on the driven rotating wheel and the driving rotating wheel;
the reciprocating type material sieving mechanism is arranged in the lower-layer shell and is positioned below the feed opening; the cylindrical vibrating screen is positioned obliquely below the reciprocating type screening mechanism, and a discharge hole is formed in the cylindrical vibrating screen; and the air draft impurity removing mechanism is arranged right above the cylinder vibrating screen.
Preferably, the reciprocating type material sieving mechanism comprises:
the sieve plate is fixedly provided with two mounting shafts on two sides respectively, and the mounting shafts are rotatably connected with a transmission arm through ball bearings;
the eccentric wheel is fixedly provided with an eccentric shaft and a central shaft, the eccentric shaft and the central shaft are separated from two end faces of the eccentric wheel, and the lower end of the transmission arm is rotatably connected with the eccentric shaft through a ball bearing;
and the transmission motor is arranged outside the shell, and a motor shaft of the transmission motor is connected with a central shaft of the eccentric wheel through a coupling.
Preferably, wherein, the lower casing is provided with an installation position, the cylindrical vibrating screen is movably arranged in the installation position in a penetrating way, and the cylindrical vibrating screen structurally comprises:
the device comprises a cylindrical shell, a slag outlet and a slag outlet, wherein a circular screen is fixedly arranged in the cylindrical shell, and the lower part of the circular screen is provided with the slag outlet;
four mounting blocks are fixedly arranged on the circumference of the cylindrical shell, a mounting seat corresponding to the mounting blocks is arranged on the lower shell, and a spring is fixedly connected between the mounting blocks and the mounting seat;
and vibration motors are respectively and fixedly arranged on two sides of the cylindrical shell.
Preferably, wherein, the structure of the air draft edulcoration mechanism includes:
the exhaust fan is arranged inside the upper-layer shell, and a partition plate is arranged between the exhaust fan and the outer screen drum;
the air exhaust impurity removal pipe is connected with an air exhaust opening of the air exhaust fan and is positioned right above the cylindrical vibrating screen;
and the impurity storage tank is fixedly arranged above the upper shell and is connected with an air outlet of the exhaust fan through a pipeline.
Preferably, the two sides of the outer screen cylinder are respectively provided with an arc-shaped plate, the upper end of the arc-shaped plate is connected with the top of the upper shell, and the lower end of the arc-shaped plate is connected with the feed opening.
Preferably, a storage tank for storing wheat grains is arranged outside the discharge port of the cylindrical vibrating screen, and a sundry storage barrel for storing impurities is arranged below the slag outlet.
Preferably, ball bearings are mounted on the inner screen cylinder and the outer screen cylinder, and two ends of the screw are rotatably connected with the inner screen cylinder and the outer screen cylinder through the ball bearings.
Preferably, wherein the end of the screw is rotatably mounted on the partition by a ball bearing.
Preferably, the inner screen drum is provided with an inner screen door, one end of the inner screen door is hinged with the inner screen drum, and the other end of the inner screen door is connected with the inner screen drum through a door lock;
the outer screen drum is provided with an outer screen door, one end of the outer screen door is connected with the outer screen drum through a hinge, the other end of the outer screen door is connected with the outer screen drum through a door lock, and the position of the outer screen door is opposite to the position of the inner screen door.
The utility model discloses at least, include following beneficial effect: the utility model provides a combination clearance sieve for flour processing removes miscellaneous usefulness through at the inside multistage edulcoration structure that sets up of casing, has included the elementary edulcoration structure of compriseing screw rod, an interior sieve section of thick bamboo and an outer sieve section of thick bamboo promptly, reciprocating type sieve material mechanism, drum shale shaker and convulsions edulcoration mechanism are arranged in screening the impurity that volume, length and weight are different in the wheat respectively and get rid of, have improved the clearance of wheat impurity, have realized fine edulcoration effect.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic view of the structure of the combined cleaning sieve for flour processing and impurity removal provided by the present invention;
fig. 2 is the side structure schematic diagram of the reciprocating type material sieving mechanism provided by the utility model.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-2: the utility model discloses a combination clearance sieve that is used for flour processing to remove miscellaneous usefulness, include:
the shell 1 structurally comprises an upper shell 2 and a lower shell 3, wherein the upper shell 2 is positioned above the lower shell 3; the upper end of the upper shell 2 is provided with a feed inlet 21, and the upper shell 2 is communicated with the lower shell 3 through a feed outlet 4;
the inner screen drum 5 is positioned below the feeding hole 21 and is communicated with the feeding hole 21, the outer screen drum 6 is arranged outside the inner screen drum 5, and the mesh aperture of the inner screen drum 5 is larger than that of the outer screen drum 6;
the screw 7 is axially arranged inside the inner screen cylinder 5, two ends of the screw 7 are rotatably connected with the inner screen cylinder 5 and the outer screen cylinder 6, a baffle plate 72 is fixedly connected between two adjacent screw sheets 71 on the screw 7, and the baffle plates 72 are distributed on the screw 7 in a staggered manner;
the motor mounting plate 8 is fixedly arranged outside the shell 1, a motor 9 is fixedly mounted on the motor mounting plate 8, a driving rotating wheel 10 is fixedly arranged on a motor shaft of the motor 9, a driven rotating wheel 11 is arranged at the end part of the screw 7, and a transmission belt 12 is sleeved on the driven rotating wheel 11 and the driving rotating wheel 10;
the reciprocating type material sieving mechanism is arranged in the lower shell 3 and is positioned below the feed opening 4; the cylindrical vibrating screen 13 is positioned obliquely below the reciprocating type material sieving mechanism, and a discharge hole 131 is formed in the cylindrical vibrating screen 13; and the air draft impurity removing mechanism is arranged right above the cylinder vibrating screen 13.
The working principle is as follows: starting the motor 9, driving the screw 7 to rotate in the inner screen drum 5 by the motor 9 through the transmission belt 12, and pouring the wheat to be purified into the inner screen drum 5 from the feeding hole 21; because the screw 7 does not stop rotating, the wheat is quickly thrown out of the inner screen cylinder 5 and the outer screen cylinder 6 under the action of centrifugal force, the spiral piece 71 and the baffle plate 72, and falls into the reciprocating type screening mechanism from the feed opening 4; the wheat head broken nodes and straws with larger volume and length in the wheat are left in the inner screen drum 5 and the outer screen drum 6; reciprocating type sieve material mechanism is used for carrying out the coarse screening to wheat, sieves except the small stone that is less than wheat with the volume, and the small stone passes through the sieve mesh and drops to reciprocating type sieve material mechanism's below, and the wheat by the coarse screening drops to drum shale shaker 13 in, and drum shale shaker 13 carries out the fine screen to wheat, and the edulcoration mechanism of induced drafting simultaneously takes out the impurity that wheat shell, flocculus etc. and wheat kernel volume are close outside casing 1. Therefore, the utility model provides a combination screen cloth for flour processing removes miscellaneous usefulness has improved the screening rate of wheat impurity through the edulcoration clearance structure that sets up multistage combination formula, has fine edulcoration effect. When the screw 7 rotates, the spiral piece 71 is used for rapidly dispersing and stirring the wheat in the inner screen drum 5, and simultaneously, the spiral piece 71 and the baffle 72 are also used for rapidly throwing the wheat out of the inner screen drum 5 and the outer screen drum 6.
In the above technical scheme, the reciprocating type sieve material mechanism's structure includes:
the sieve plate 14 is provided with two mounting shafts 141 respectively fixedly arranged on two sides thereof, and the mounting shafts 141 are rotatably connected with a transmission arm 15 through ball bearings;
an eccentric wheel 16, on which an eccentric shaft 161 and a central shaft 162 are fixedly arranged, and the eccentric shaft 161 and the central shaft 162 are separated from two end surfaces of the eccentric wheel 16, and the lower end of the transmission arm 15 is rotationally connected with the eccentric shaft 161 through a ball bearing;
and a transmission motor 17 mounted outside the housing 1, wherein a motor shaft of the transmission motor 17 is connected with a central shaft 162 of the eccentric wheel 16 through a coupling 18. The transmission motor 17 drives the eccentric wheel 16 to rotate clockwise for a certain angle and then rotate anticlockwise to an initial position, so that the transmission arm 15 rotationally connected with the eccentric wheel 16 reciprocates back and forth; in fig. 1, four driving arms 15 drive the sieve plate 14 to reciprocate from left to right, so that the wheat is shaken and dispersed on the surface of the sieve plate 14, small particle stones fall from the meshes of the sieve plate 14, and the rest wheat falls into the cylindrical vibrating screen 13.
In the above technical solution, an installation location 31 is provided on the lower shell 3, the cylindrical vibrating screen 13 is movably disposed in the installation location 31 in a penetrating manner, and the cylindrical vibrating screen 13 structurally includes:
a cylindrical shell 132, wherein a circular screen 133 is fixedly arranged inside the cylindrical shell, and a slag outlet 134 is arranged below the circular screen 133;
four mounting blocks 135 are fixedly arranged on the circumference of the cylindrical shell 132, a mounting seat 32 corresponding to the mounting blocks 135 is arranged on the lower shell 3, and a spring 19 is fixedly connected between the mounting blocks 135 and the mounting seat 32;
the vibration motor 20 is fixedly mounted on both sides of the cylindrical housing 132. After the vibration motor 20 is turned on, the vibration motor 20 drives the cylindrical vibration sieve 13 to vibrate, the remaining impurities in the wheat pass through the circular sieve mesh and are discharged from the slag outlet 134, and the wheat after being sieved is discharged from the discharge outlet 131. The spring 19 serves to support the cylindrical vibration sieve 13 while providing a certain vibration displacement margin to the cylindrical vibration sieve 13.
In the above technical scheme, convulsions edulcoration mechanism's structure includes:
an exhaust fan 22 which is arranged inside the upper shell 2, and a partition plate 23 is arranged between the exhaust fan 22 and the outer screen drum 6;
an air draft impurity removing pipe 24 connected with an air draft opening of the air draft fan 22, wherein the air draft impurity removing pipe 24 is positioned right above the cylindrical vibrating screen 13;
and the impurity storage tank 25 is fixedly arranged above the upper-layer shell 2, and the impurity storage tank 25 is connected with an air outlet of the exhaust fan 22 through a pipeline. The suction fan 22 is used to draw wheat husk, ear and floc impurities, which are similar in volume to wheat but are less heavy than wheat, into the impurity storage tank 25.
In the above technical scheme, the two sides of the outer screen cylinder 6 are respectively provided with an arc-shaped plate 26, the upper end of the arc-shaped plate 26 is connected with the top of the upper shell 2, and the lower end of the arc-shaped plate 26 is connected with the feed opening 4. The wheat thrown out of the inner screen drum 5 and the outer screen drum 6 by the spiral pieces 71 and the baffle plates 72 falls downwards along the surface of the arc-shaped plate 26 and finally falls to the surface of the screen plate 14 from the feed opening 4, so that the arc-shaped plate 26 is used for gathering the thrown and dispersed wheat and guiding the wheat to enable the wheat to fall to the surface of the screen plate 14.
In the above technical solution, a storage tank 27 for storing wheat grains is arranged outside the discharge port 131 of the cylindrical vibrating screen 13, and an impurity storage barrel 28 for storing impurities is arranged below the slag outlet 134.
In the above technical scheme, all install ball bearing on an interior sieve section of thick bamboo 5 and an outer sieve section of thick bamboo 6, the both ends of screw rod 7 are passed through ball bearing and are connected with an interior sieve section of thick bamboo 5 and an outer sieve section of thick bamboo 6 rotation.
In the above technical solution, the end of the screw 7 is rotatably mounted on the partition 23 through a ball bearing.
In the technical scheme, the inner screen drum 5 is provided with an inner screen door, one end of the inner screen door is hinged with the inner screen drum, and the other end of the inner screen door is connected with the inner screen drum through a door lock;
the outer screen drum 6 is provided with an outer screen door, one end of the outer screen door is connected with the outer screen drum through a hinge, the other end of the outer screen door is connected with the outer screen drum through a door lock, and the position of the outer screen door is opposite to the position of the inner screen door. And opening the outer screen door and the inner screen door for cleaning out impurities such as straw, wheat ear joints and the like in the inner screen cylinder and the outer screen cylinder.
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (9)
1. A combination cleaning screen for flour processing impurity removal, comprising:
the shell structurally comprises an upper shell and a lower shell, wherein the upper shell is positioned above the lower shell; the upper end of the upper shell is provided with a feed inlet, and the upper shell is communicated with the lower shell through a feed outlet;
the inner screen drum is positioned below the feeding hole and is communicated with the feeding hole, an outer screen drum is arranged outside the inner screen drum, and the mesh aperture of the inner screen drum is larger than that of the outer screen drum;
the screw rod is axially arranged inside the inner screen cylinder, two ends of the screw rod are rotationally connected with the inner screen cylinder and the outer screen cylinder, baffle plates are fixedly connected between two adjacent screw pieces on the screw rod, and the baffle plates are distributed on the screw rod in a staggered manner;
the motor mounting plate is fixedly arranged outside the shell, a motor is fixedly mounted on the motor mounting plate, a driving rotating wheel is fixedly arranged on a motor shaft of the motor, a driven rotating wheel is arranged at the end part of the screw rod, and a transmission belt is sleeved on the driven rotating wheel and the driving rotating wheel;
the reciprocating type material sieving mechanism is arranged in the lower-layer shell and is positioned below the feed opening; the cylindrical vibrating screen is positioned obliquely below the reciprocating type screening mechanism, and a discharge hole is formed in the cylindrical vibrating screen; and the air draft impurity removing mechanism is arranged right above the cylinder vibrating screen.
2. The combination cleaning screen for flour processing miscellaneous as set forth in claim 1, wherein said reciprocating sifting mechanism is constructed to include:
the sieve plate is fixedly provided with two mounting shafts on two sides respectively, and the mounting shafts are rotatably connected with a transmission arm through ball bearings;
the eccentric wheel is fixedly provided with an eccentric shaft and a central shaft, the eccentric shaft and the central shaft are separated from two end faces of the eccentric wheel, and the lower end of the transmission arm is rotatably connected with the eccentric shaft through a ball bearing;
and the transmission motor is arranged outside the shell, and a motor shaft of the transmission motor is connected with a central shaft of the eccentric wheel through a coupling.
3. The combined cleaning sieve for flour processing and impurity removal as claimed in claim 1, wherein the lower shell is provided with an installation position, the cylindrical vibrating sieve is movably arranged in the installation position in a penetrating way, and the structure of the cylindrical vibrating sieve comprises:
the device comprises a cylindrical shell, a slag outlet and a slag outlet, wherein a circular screen is fixedly arranged in the cylindrical shell, and the lower part of the circular screen is provided with the slag outlet;
four mounting blocks are fixedly arranged on the circumference of the cylindrical shell, a mounting seat corresponding to the mounting blocks is arranged on the lower shell, and a spring is fixedly connected between the mounting blocks and the mounting seat;
and vibration motors are respectively and fixedly arranged on two sides of the cylindrical shell.
4. The combined cleaning sieve for flour processing impurity removal according to claim 1, wherein the structure of the air draft impurity removal mechanism comprises:
the exhaust fan is arranged inside the upper-layer shell, and a partition plate is arranged between the exhaust fan and the outer screen drum;
the air exhaust impurity removal pipe is connected with an air exhaust opening of the air exhaust fan and is positioned right above the cylindrical vibrating screen;
and the impurity storage tank is fixedly arranged above the upper shell and is connected with an air outlet of the exhaust fan through a pipeline.
5. The combined cleaning sieve for flour processing and miscellaneous goods as claimed in claim 1, wherein the two sides of the outer sieve cylinder are respectively provided with an arc-shaped plate, the upper end of the arc-shaped plate is connected with the top of the upper shell, and the lower end of the arc-shaped plate is connected with the feed opening.
6. The combined cleaning sieve for flour processing and impurity removal as claimed in claim 3, wherein a storage tank for storing wheat grains is arranged outside the discharge port of the cylindrical vibrating sieve, and an impurity storage barrel for storing impurities is arranged below the discharge port.
7. The combined cleaning sieve for flour processing and miscellaneous goods as claimed in claim 1, wherein ball bearings are mounted on both the inner sieve cylinder and the outer sieve cylinder, and both ends of the screw are rotatably connected with the inner sieve cylinder and the outer sieve cylinder through the ball bearings.
8. The combination cleaning screen for flour processing miscellaneous as set forth in claim 4, wherein an end of said screw is rotatably mounted on the partition plate by means of a ball bearing.
9. The combined cleaning sieve for flour processing and impurity removal as claimed in claim 1, wherein the inner sieve barrel is provided with an inner sieve door, one end of the inner sieve door is hinged with the inner sieve barrel, and the other end of the inner sieve door is connected with the inner sieve barrel through a door lock;
the outer screen drum is provided with an outer screen door, one end of the outer screen door is connected with the outer screen drum through a hinge, the other end of the outer screen door is connected with the outer screen drum through a door lock, and the position of the outer screen door is opposite to the position of the inner screen door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121085930.3U CN215142138U (en) | 2021-05-18 | 2021-05-18 | Combined cleaning sieve for removing impurities in flour processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121085930.3U CN215142138U (en) | 2021-05-18 | 2021-05-18 | Combined cleaning sieve for removing impurities in flour processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215142138U true CN215142138U (en) | 2021-12-14 |
Family
ID=79371940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121085930.3U Active CN215142138U (en) | 2021-05-18 | 2021-05-18 | Combined cleaning sieve for removing impurities in flour processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215142138U (en) |
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2021
- 2021-05-18 CN CN202121085930.3U patent/CN215142138U/en active Active
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