CN211275477U - Multistage screening system of saw-dust - Google Patents
Multistage screening system of saw-dust Download PDFInfo
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- CN211275477U CN211275477U CN201922272522.8U CN201922272522U CN211275477U CN 211275477 U CN211275477 U CN 211275477U CN 201922272522 U CN201922272522 U CN 201922272522U CN 211275477 U CN211275477 U CN 211275477U
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- box body
- belt pulley
- screening system
- filter sieve
- motor
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Abstract
The utility model discloses a multi-stage sawdust screening system, which comprises a box body and a conveying device, wherein the upper part of the left side of the box body is provided with a feed inlet, the conveying device is horizontally arranged in the feed inlet, the relative positions of the left end and the right end of the upper part of the box body are provided with through holes, the two through holes are respectively and fixedly provided with a first bearing, a transmission shaft is arranged between the two first bearings and extends out of the box body on the left side, the free end of the transmission shaft is sleeved with a first belt pulley, the transmission shaft is provided with a spiral rotating blade from left to right, the lower side of the transmission shaft is horizontally and movably provided with a first filter screen, the lower side of the first filter screen is movably provided with a second filter screen, the second filter screen is obliquely arranged, the box body walls on the right sides of the first filter screen and the second filter screen are respectively provided with a, a second belt pulley is sleeved at the free end of the output shaft of the motor; the system has simple structure, and can effectively remove scrap iron in the sawdust by classified screening.
Description
Technical Field
The utility model relates to a technical field, in particular to multistage screening system of saw-dust for machining.
Background
The granular fuel is a substitute biological energy source processed by taking sweet sorghum straws, corn straws, cotton straws, wheat or rice straw straws, branches, reeds and other straws as raw materials at home. Along with the development of technology, the saw-dust has also become one of the material of pellet fuel, however, thickness is inhomogeneous in the saw-dust, just can carry out the preparation of fuel granule after needing the screening, and traditional handicraft uses the screen cloth through the manual work, but like this not only can cause a large amount of dusts, and inefficiency to and still have iron fillings in the saw-dust of screening out, and the labour input is great, is unfavorable for large-scale production.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the multistage saw-dust screening system is provided, the grading screening is reasonable, the processing efficiency is high, and scrap iron can be automatically removed.
The multi-stage sawdust screening system comprises a box body and a conveying device, wherein a feeding hole is formed in the upper portion of the left side of the box body, the conveying device is horizontally arranged in the feeding hole, through holes are formed in the opposite positions of the left end and the right end of the upper portion of the box body, first bearings are fixedly arranged in the two through holes respectively, a transmission shaft is arranged between the two first bearings and extends out of the box body on the left side, a first belt pulley is sleeved at the free end of the transmission shaft, a spiral rotating blade is arranged on the transmission shaft from left to right, a first filter screen is horizontally and movably arranged on the lower side of the transmission shaft, a first discharging hole is formed in the box body wall on the right side of the first filter screen, a second filter screen is movably arranged on the lower side of the first filter screen and obliquely arranged on the box body wall on the right side of the second filter screen, and a, the stirring device is movably provided with a magnet piece, the left side of the box body is provided with a first motor, the free end of an output shaft of the first motor is sleeved with a second belt pulley, and the first belt pulley is connected to the second belt pulley through a belt.
Further, agitating unit includes pivot, stirring vane and second motor, lateral wall level is seted up porosely around the box on the second filter sieve, is equipped with the second bearing in two holes respectively, the pivot is located between two second bearings and is extended to outside the box rear side, pivot free end cover is equipped with first sprocket, the even interval of length direction is equipped with stirring vane along the double-phase offside in the pivot axial, and horizontally connect has the connecting rod between two liang of stirring vanes, the box rear side is equipped with the second motor, second motor output shaft free end cover is equipped with the second sprocket, first sprocket passes through the chain and connects in the second sprocket.
Further, agitating unit is 2, all sets up in second filter sieve top.
Further, the dead eye has been seted up to the level respectively on the lateral wall around the box at both ends about first filter sieve and second filter sieve downside, be equipped with the third bearing in the dead eye respectively, be equipped with the cam shaft in the double-phase offside third bearing respectively and extend to the box rear side, cam shaft free end overlaps respectively and is equipped with the third belt pulley, and every cam shaft middle part overlaps respectively and is equipped with the cam, the box rear side is equipped with the third motor, third motor output shaft free end cover is equipped with the fourth belt pulley, and the third belt pulley passes through the belt and connects in the fourth belt pulley.
Further, conveyer includes conveyer and transfer gear, and a transfer gear is fixed to be set up in the box, and another transfer gear sets up outside the box, and two transfer gears are equal level setting, the conveyer cover is established on two transfer gears.
Furthermore, the first discharge port and the second discharge port are respectively provided with a discharge hopper.
Furthermore, a waste receiving groove is movably arranged on the bottom end in the box body.
Still further, the filtration pores of the first filtration sieve are larger than the filtration pores of the second filtration sieve.
The beneficial effects of the utility model reside in that:
the utility model discloses a multistage screening system of saw-dust, have spiral rotation blade's transmission shaft and first filter sieve through the setting, make the saw-dust filter for the first time, discharge thick useless saw-dust through first discharge gate, semi-manufactured goods saw-dust carries out the second screening, filter sieve through setting up the second, make and to pass through the second discharge gate with required saw-dust and discharge, through setting up agitating unit and the magnet piece of setting on agitating unit, can make and clear away the iron fillings that exist in the saw-dust when carrying out the second time filter saw-dust, thereby guarantee that the saw-dust after filtering is clean.
Drawings
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a left side view of the stirring device of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention.
Referring to fig. 1-2, a multi-stage sawdust screening system comprises a box body 1 and a conveying device 2, wherein a feeding hole is formed in the upper portion of the left side of the box body 1, the conveying device 2 is horizontally arranged in the feeding hole, through holes are formed in the left end and the right end of the upper portion of the box body 1 in opposite positions, first bearings are respectively and fixedly arranged in the two through holes, a transmission shaft 3 is arranged between the two first bearings, the transmission shaft 3 extends out of the box body 1 on the left side, a first belt pulley is sleeved on the free end of the transmission shaft 3, a spiral rotating blade 4 is arranged on the transmission shaft 3 from left to right, a first filter sieve 5 is horizontally and movably arranged on the lower side of the transmission shaft 3, a first discharge hole 6 is formed in the wall of the box body 1 on the right side of the first filter sieve 5, a second filter sieve 7 is movably arranged on the lower side of, be equipped with agitating unit 9 on the 1 wall of box of 7 upsides of second filter sieve, the activity is equipped with magnet piece 10 on agitating unit 9, and 1 left side of box is equipped with first motor 11, and 11 output shafts of first motor are free pot head and are equipped with the second belt pulley, and first belt pulley passes through the belt and connects in the second belt pulley.
Agitating unit 9 includes pivot 91, stirring vane 92, connecting rod 93 and second motor, lateral wall level is seted up porosely around the box 1 on the second filter sieve 7, be equipped with the second bearing in the two holes respectively, pivot 91 is located between two second bearings and is extended to outside the box 1 rear side, pivot 91 free end cover is equipped with first sprocket, pivot 91 is two-phase offside in the axial is equipped with stirring vane 92 along the even interval of length direction, horizontally connected has connecting rod 93 between two liang of stirring vane 92, 1 rear side of box is equipped with the second motor, second motor output shaft free end cover is equipped with the second sprocket, first sprocket passes through the chain and connects in the second sprocket, it filters, the stirring goes on simultaneously, iron fillings are clear away in the existing saw-dust, can guarantee filterable efficiency again.
The preferred number of stirring devices 9 is 2, each arranged above the second filter sieve 7.
Bearing holes are horizontally formed in the front side wall and the rear side wall of the box body 1 at the left end and the right end of the lower side of the first filter sieve 5 and the second filter sieve 7 respectively, third bearings are arranged in the bearing holes respectively, cam rotating shafts are arranged in the third bearings on opposite sides respectively and extend to the rear side of the box body 1, the free ends of the cam rotating shafts are sleeved with third belt pulleys respectively, a cam 12 is sleeved at the middle part of each cam rotating shaft respectively, a third motor is arranged on the rear side of the box body 1, a fourth belt pulley is sleeved at the free end of an output shaft of the third motor, the third belt pulley is connected to the fourth belt pulley through a belt, the cam rotating shafts rotate to drive the cam 12 to rotate, so that sawdust pushes up the first filter sieve 5 and the second filter sieve 7 when filtering.
The preferable conveying device 2 comprises a conveying belt and a conveying wheel, one conveying wheel is fixedly arranged in the box body 1, the other conveying wheel is arranged outside the box body 1, the two conveying wheels are horizontally arranged, and the conveying belt is sleeved on the two conveying wheels.
The bottom end in the box 1 is movably provided with a waste receiving groove 14, so that the final waste wood chips can be conveniently collected.
The filtration hole of first filter sieve 5 is greater than the filtration hole of second filter sieve 7, and the saw-dust of being convenient for filters thick saw-dust when filtering for the first time, filters thin saw-dust when filtering for the second time to guarantee to be final required saw-dust from the saw-dust of second discharge gate exhaust.
The power is opened, first motor, second motor and third motor work, the saw-dust that needs the processing transports the box in through conveyer, transmission shaft through having spiral rotation blade rotates and first filter sieve, the saw-dust filters for the first time, the rotation of transmission shaft is discharged thick saw-dust from first discharge gate, and then the saw-dust except thick saw-dust gets into the second filter sieve and filters, second filter sieve and the work of cam through the slope, make the saw-dust that will not filter, both be the saw-dust that filters required and discharge from the second discharge gate, the saw-dust is carrying out the second filterable while iron fillings that exist in the saw-dust are inhaled away to the magnet piece on the agitating unit, and then guarantee that the saw-dust of discharging is clean, then last useless saw-dust gets into in the waste collecting groove.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. Multistage screening system of saw-dust, its characterized in that: the automatic feeding device comprises a box body and a conveying device, wherein a feeding hole is formed in the upper portion of the left side of the box body, the conveying device is horizontally arranged in the feeding hole, through holes are formed in the left end and the right end of the upper portion of the box body in opposite positions, first bearings are fixedly arranged in the two through holes respectively, a transmission shaft is arranged between the two first bearings and extends out of the box body on the left side, a first belt pulley is sleeved at the free end of the transmission shaft, a spiral rotating blade is arranged on the transmission shaft from left to right, a first filter sieve is horizontally and movably arranged on the lower side of the transmission shaft, a first discharging hole is formed in the box body wall on the right side of the first filter sieve, a second filter sieve is movably arranged on the lower side of the first filter sieve, the second filter sieve is obliquely arranged, a second discharging hole is formed in the box body wall on the right side of the second filter, the box left side is equipped with first motor, first motor output shaft free end cover is equipped with the second belt pulley, first belt pulley passes through the belt and connects in the second belt pulley.
2. The multi-stage screening system for wood chips according to claim 1, wherein: agitating unit includes pivot, stirring vane and second motor, lateral wall level is seted up porosely around the box on the second filter sieve, is equipped with the second bearing in two holes respectively, the pivot is located between two second bearings and is extended to outside the box rear side, pivot free end cover is equipped with first sprocket, the pivot is to going up double-phase offside along the even interval of length direction and being equipped with stirring vane, horizontally connect has the connecting rod between two liang of stirring vanes, the box rear side is equipped with the second motor, second motor output shaft free end cover is equipped with the second sprocket, first sprocket passes through the chain and connects in the second sprocket.
3. The multi-stage screening system for wood chips according to claim 2, wherein: the stirring device is 2 and is arranged above the second filter sieve.
4. The multi-stage screening system for wood chips according to claim 1 or 2, characterized in that: bearing holes are horizontally formed in the front side wall and the rear side wall of the box body at the left end and the right end of the lower side of the first filter sieve and the second filter sieve respectively, third bearings are arranged in the bearing holes respectively, cam rotating shafts are arranged in the third bearings on opposite sides respectively and extend to the rear side of the box body, the free ends of the cam rotating shafts are respectively sleeved with a third belt pulley, a cam is sleeved at the middle part of each cam rotating shaft respectively, a third motor is arranged on the rear side of the box body, a fourth belt pulley is sleeved on the free end of an output shaft of the third motor, and the third belt pulley is connected to the fourth belt pulley.
5. The multi-stage screening system for wood chips according to claim 4, wherein: the conveying device comprises a conveying belt and a conveying wheel, one conveying wheel is fixedly arranged in the box body, the other conveying wheel is arranged outside the box body, the two conveying wheels are horizontally arranged, and the conveying belt is sleeved on the two conveying wheels.
6. The multi-stage screening system for wood chips according to claim 5, wherein: and the first discharge port and the second discharge port are respectively provided with a discharge hopper.
7. The multi-stage screening system for wood chips according to claim 6, wherein: a waste material receiving groove is movably arranged at the bottom end of the box body.
8. The multi-stage screening system for wood chips of claim 7, wherein: the filtering holes of the first filtering sieve are larger than the filtering holes of the second filtering sieve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922272522.8U CN211275477U (en) | 2019-12-17 | 2019-12-17 | Multistage screening system of saw-dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922272522.8U CN211275477U (en) | 2019-12-17 | 2019-12-17 | Multistage screening system of saw-dust |
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| Publication Number | Publication Date |
|---|---|
| CN211275477U true CN211275477U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922272522.8U Active CN211275477U (en) | 2019-12-17 | 2019-12-17 | Multistage screening system of saw-dust |
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| CN (1) | CN211275477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841910A (en) * | 2019-12-17 | 2020-02-28 | 黔西南正胤活性炭科技有限公司 | Multistage screening system of saw-dust |
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2019
- 2019-12-17 CN CN201922272522.8U patent/CN211275477U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841910A (en) * | 2019-12-17 | 2020-02-28 | 黔西南正胤活性炭科技有限公司 | Multistage screening system of saw-dust |
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