CN104438041A - Adjustable material screening device - Google Patents
Adjustable material screening device Download PDFInfo
- Publication number
- CN104438041A CN104438041A CN201410703046.XA CN201410703046A CN104438041A CN 104438041 A CN104438041 A CN 104438041A CN 201410703046 A CN201410703046 A CN 201410703046A CN 104438041 A CN104438041 A CN 104438041A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- sieve nest
- sieving mechanism
- ring
- coarse fodder
- 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.)
- Pending
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Classifications
-
- 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
- B07B1/24—Revolving drums with fixed or moving interior agitators
-
- 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- 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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses an adjustable material screening device. The adjustable material screening device comprises a support, a box, a first rotating shaft rotationally installed in the box, a motor used for driving the first rotating shaft to work, a screen body and an adjusting device. A fine stuff outlet is formed in the side wall of the bottom of the box, the screen body is of a hollow cylindrical structure and provided with a plurality of screening holes in the peripheral wall, a feeding hopper is connected to the side wall at the left end of the screen body, a coarse stuff outlet is connected in the side wall at the right end of the screen body, a first gear part is formed on the peripheral wall on the right side of the screen body, and a second rotating shaft is installed on the box, provided with a second gear part meshed with the first gear part and connected with the first rotating shaft through a belt in a transmission mode. The problem that the screening holes are blocked often can be solved well, the screening efficiency is improved substantially, the human resource cost is effectively reduced, and the flow rate of materials flowing out of the coarse stuff outlet can be adjusted according to the actual operation condition.
Description
Technical field
The present invention relates to mineral manufacture field, be specifically related to a kind of adjustable Supplying Sieving Mechanism.
Background technology
In mineral process, there is certain requirement to the particle size of material, often need to sieve the material of different size, to obtain different mineral process requirements.
At present, general Supplying Sieving Mechanism comprises support, support is provided with rotatable sieve nest, sieve nest is provided with sieve aperture.When screening, rotate sieve nest, the material being less than sieve diameter will pass from sieve aperture, then flow out from an outlet, the material being greater than sieve diameter then can not pass sieve aperture, finally flow out from another outlet, thus material larger and less for particle diameter is sieved, to obtain different mineral process requirements.But after a long time use, part sieve aperture by feed blocking, will can significantly reduce the screening efficiency of screening plant, and need sieve nest regularly to be carried out dismantle and remove the material blocking sieve aperture, the human resources of at substantial.
Summary of the invention
For the deficiencies in the prior art, the object of the invention is intended to provide a kind of adjustable Supplying Sieving Mechanism, the often blocked problem of sieve aperture can be solved preferably, improve screening efficiency significantly, effectively reduce cost of human resources, and the large I of mass flow flowed out from coarse fodder exit regulates according to practical operation situation.
For achieving the above object, the present invention adopts following technical scheme:
A kind of adjustable Supplying Sieving Mechanism, comprise support, rack-mount casing, be installed in rotation on the first rotating shaft in casing, for driving the motor of the first rotating shaft work, be positioned at casing and the sieve nest of the enclosure in the first rotating shaft, the bottom sidewall of described casing offers fines outlet, described sieve nest is the cylindrical-shaped structure of hollow, and its outer circle wall is formed with multiple sieve aperture, the left end sidewall of described sieve nest is connected with feed hopper, the right end sidewalls of described sieve nest is connected with coarse fodder outlet, outer circle wall on the right side of described sieve nest is formed with circle first gear part, described casing is provided with the second rotating shaft, described second rotating shaft is provided with the second gear part be meshed with the first gear part, described second rotating shaft is connected with the first rotating shaft transmission by belt,
The right-hand member of described coarse fodder outlet is connected with closing in cylinder, one end of described closing in cylinder is flared end, the other end is necking end, described flared end exports with coarse fodder and is connected, the garment bag be made up of elastomeric material is fitted with in described closing in cylinder, the right-hand member that the left end of described garment bag and coarse fodder export socket-connects, the right-hand member of described garment bag is connected with multiple lobe ring, the edge of every adjacent petals ring is overlapped, each lobe ring is provided with the adjusting device for adjusting the mass flow size flowed out from coarse fodder exit.
Preferably, described adjusting device comprises the adjusting ring be sleeved on closing in cylinder, and described adjusting ring has been threaded adjusting bolt, and described lobe ring is fixedly connected with sleeve, the inwall of described sleeve is formed with the internal thread be threaded for adjusting bolt.
Preferably, described adjusting bolt is set with spring, the top of described adjusting bolt is formed with position limiting convex ring, and the upper end of described spring is connected on position limiting convex ring, and the lower end of described spring is connected on lobe ring.
Preferably, described first rotating shaft radial direction on the periphery wall of the side near feed hopper is provided with guide vane, and described first rotating shaft radial direction on the periphery wall of the side near coarse fodder outlet is provided with air draft sheet.
Preferably, described sieve aperture is formed in sieve nest corresponding to the position between guide vane and air draft sheet.
Preferably, the periphery wall of described first rotating shaft is provided with multiple guiding device, described guiding device comprises radial direction and is fixedly mounted on fixed head in the first rotating shaft, inclination and dismountable deflector be arranged on fixed head.
Preferably, described guiding device is arranged on the first rotating shaft corresponding to the position between guide vane and air draft sheet.
Preferably, described feed hopper is provided with vibrator.
Preferably, in described casing, dust catcher is installed.
Beneficial effect of the present invention is:
The present invention is by the setting of said structure, first rotating shaft is rotated under the drive of motor, also can drive the rotation of the second gear part simultaneously, and then drive the rotation of the first gear part, finally make material in screening process, first rotating shaft and sieve nest are all rotating, and relative first rotating shaft of sieve nest reversely rotates, under the centrifugal action that material rotates at sieve nest, be difficult to stick on sieve nest, and then the often blocked problem of sieve aperture can be solved preferably, improve screening efficiency significantly, do not need regularly to dismantle sieve nest and remove the material blocking sieve aperture, effectively reduce cost of human resources, and under the effect of adjusting device, the large I of mass flow flowed out from coarse fodder exit is regulated according to practical operation situation, simultaneously, adjusting device comprises the adjusting ring be sleeved on closing in cylinder, described adjusting ring has been threaded adjusting bolt, described lobe ring is fixedly connected with sleeve, the inwall of described sleeve is formed with the internal thread be threaded for adjusting bolt, turns adjusting bolt by positive and negative, just can move along close or away from closing in cylinder centerline direction with moving vane ring, and then the mass flow size regulating coarse fodder exit to flow out, operation is very easy, in addition, first rotating shaft radial direction on the periphery wall of the side near feed hopper is provided with guide vane, first rotating shaft radial direction on the periphery wall of the side near coarse fodder outlet is provided with air draft sheet, guide vane together can rotate along with the first rotating shaft, the bottom of feed hopper is made to be formed with a negative pressuren zone, material promptly can be sucked in sieve nest, and the rotation of air draft sheet makes coarse fodder exit form negative pressuren zone and by material sucking-off sieve nest, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is schematic front view of the present invention;
Fig. 2 is schematic side view of the present invention;
Fig. 3 is the schematic side view of adjusting device of the present invention.
Wherein, 1, support; 2, casing; 3, the first rotating shaft; 4, sieve nest; 5, motor; 6, fines outlet; 7, coarse fodder outlet; 8, guiding device; 81, deflector; 82, fixed head; 9, guide vane; 10, air draft sheet; 11, feed hopper; 12, the second gear part; 13, the second rotating shaft; 14, belt; 15, vibrator; 16, dust catcher; 17, the first gear part; 18, closing in cylinder; 19, flared end; 20, necking end; 21, adjusting bolt; 22, adjusting ring; 23, lobe ring; 24, spring; 25, sleeve; 26, position limiting convex ring.
Detailed description of the invention
Below, by reference to the accompanying drawings and detailed description of the invention, the present invention is described further:
As Figure 1-3, for the adjustable Supplying Sieving Mechanism of one of the present invention, comprise support 1, be arranged on the casing 2 on support 1, be installed in rotation on the first rotating shaft 3 in casing 2, for the motor 5 driving the first rotating shaft 3 to work, be positioned at casing 2 and the sieve nest 4 of the enclosure in the first rotating shaft 3, the bottom sidewall of described casing 2 offers fines outlet 6, the cylindrical-shaped structure of described sieve nest 4 in hollow, and its outer circle wall is formed with multiple sieve aperture (not shown), the left end sidewall of described sieve nest 4 is connected with feed hopper 11, the right end sidewalls of described sieve nest 4 is connected with coarse fodder outlet 7, outer circle wall on the right side of described sieve nest 4 is formed with circle first gear part 17, described casing 2 is provided with the second rotating shaft 13, described second rotating shaft 13 is provided with the second gear part 12 be meshed with the first gear part 17, described second rotating shaft 13 is in transmission connection by belt 14 and the first rotating shaft 3.
The right-hand member of described coarse fodder outlet 7 is connected with closing in cylinder 18, one end of described closing in cylinder 18 is flared end 19, the other end is necking end 20, described flared end 19 and coarse fodder export 7 and are connected, the garment bag (not shown) be made up of elastomeric material is fitted with in described closing in cylinder 18, the right-hand member that the left end of described garment bag and coarse fodder export 7 socket-connects, the right-hand member of described garment bag is connected with multiple lobe ring 23, the edge of every adjacent petals ring 23 is overlapped, each lobe ring 23 is provided with for adjusting the adjusting device exporting the mass flow size that 7 flow out from coarse fodder.
First rotating shaft 3 of the present embodiment rotates under the drive of motor 5, also can drive the rotation of the second gear part 12 simultaneously, and then drive the rotation of the first gear part 17, finally make material in screening process, first rotating shaft 3 and sieve nest 4 are all rotating, and relative first rotating shaft 3 of sieve nest 4 reversely rotates, under the centrifugal action that material rotates at sieve nest 4, be difficult to stick on sieve nest 4, and then the often blocked problem of sieve aperture can be solved preferably, improve screening efficiency significantly, and do not need regularly to dismantle sieve nest 4 and remove the material blocking sieve aperture, effectively reduce cost of human resources.
Preferably, described adjusting device comprises the adjusting ring 22 be sleeved on closing in cylinder 18, described adjusting ring 22 has been threaded adjusting bolt 21, and described lobe ring 23 is fixedly connected with sleeve 25, the inwall of described sleeve 25 is formed with the internal thread be threaded for adjusting bolt 21.Turn adjusting bolt 21 by positive and negative, just can move along close or away from closing in cylinder 18 centerline direction with moving vane ring 23, and then regulate coarse fodder to export the mass flow size of 7 places outflow, operation is very easy.
The concrete operations flow process of this adjusting device is: by turning adjusting bolt 21, adjusting bolt 21 is moved towards lobe ring 23, when the end head of adjusting bolt 21 is connected to the bottom of sleeve 25, continue to turn adjusting bolt 21, the position of center line of band moving vane ring 23 towards closing in cylinder 18 moves by the adjusting bolt 21 continuing to move towards lobe ring 23, makes to export 7 mass flows flowed out from coarse fodder and diminishes; When oppositely turning adjusting bolt 21, large by making to export the 7 material flow quantitative changes of flowing out from coarse fodder.
Preferably, described adjusting bolt 21 is set with spring 24, the top of described adjusting bolt 21 is formed with position limiting convex ring 26, and the upper end of described spring 24 is connected on position limiting convex ring 26, and the lower end of described spring 24 is connected on lobe ring 23.Under the bounce effect of spring 24, can move with the position of center line of moving vane ring 23 towards closing in cylinder 18 more easily, and facilitate the reset work of adjusting bolt 21.
Preferably, described first rotating shaft 3 radial direction on the periphery wall of the side near feed hopper 11 is provided with guide vane 9, and described first rotating shaft 3 radial direction on the periphery wall of the side near coarse fodder outlet 7 is provided with air draft sheet 10.Guide vane 9 together can rotate along with the first rotating shaft 3, the bottom of feed hopper 11 is made to be formed with a negative pressuren zone, material promptly can be sucked in sieve nest 4, and the rotation of air draft sheet 10 makes coarse fodder export 7 places' formation negative pressuren zones and by material sucking-off sieve nest 4, improve production efficiency.
Preferably, described sieve aperture is formed in sieve nest 4 corresponding to the position between guide vane 9 and air draft sheet 10, that is the corresponding position of sieve nest 4 of the left end of guide vane 9 and the right-hand member of air draft sheet 10 all do not have sieve aperture in the position of corresponding sieve nest 4, so both cost can be saved, can also prevent from tiny material from throwing to fly on the left and right madial wall of casing 2, thus affect the rotary work of the first rotating shaft 3.
Preferably, the periphery wall of described first rotating shaft 3 is provided with multiple guiding device 8, described guiding device 8 comprises radial direction and is fixedly mounted on fixed head 82 in the first rotating shaft 3, tilts and dismountable deflector 81 be arranged on fixed head 82.Under the effect of guiding device 8, after facilitating material to enter from feed hopper 11, the material of larger particles can be guided to right-hand member from the left end of the first rotating shaft 3, finally exports 7 from coarse fodder and flows out.
Preferably, described guiding device 8 is arranged on the first rotating shaft 3 corresponding to the position between guide vane 9 and air draft sheet 10, and the material of greater particle size can be facilitated from the left side of the first rotating shaft 3 to be like this guided to the right side of the first rotating shaft 3 very smoothly.
Preferably, described feed hopper 11 is provided with vibrator 15, the vibration of vibrator 15 effectively can prevent the putty of material on feed hopper 11, and by adjusting the vibration velocity of vibrator 15, and then the charging rate of adjustment material.
Preferably, be provided with dust catcher 16 in described casing 2, material can produce a lot of dusts in screening process, by dust catcher 16, can be absorbed by these dusts preferably, to prevent the generation of air pollution phenomenon.
As another improvement of the present invention, the first packaging bag (not shown) can be connected with at necking end 20 place, export 6 places at fines and be connected with the second packaging bag (not shown).The material of greater particle size can be collected by the first packaging bag, the material compared with small particle diameter can be collected by the second packaging bag.
Overall work principle of the present invention is: starter motor 5, drive the rotation of the first rotating shaft 3, the rotation of the second rotating shaft 13 is driven by belt 14, thus drive the rotation of the second gear part 12, and then drive the rotation of the first gear part 17, the final rotation driving sieve nest 4, therefore, first rotating shaft 3 is while rotation, and the contrary rotary work in direction is done in relative first rotating shaft 3 of sieve nest 4, thus effectively prevents sieve aperture by the generation of the phenomenon of feed blocking.Material goes out to enter from feed hopper 11, and guide vane 9 together can rotate along with the first rotating shaft 3, makes the bottom of feed hopper 11 be formed with a negative pressuren zone, material promptly can be sucked in sieve nest 4.Enter material in sieve nest 4 to start to sieve under the phase despining of the first rotating shaft 3 and sieve nest 4, the less particle of particle diameter, through after sieve aperture, exports 6 from fines and flows out, be finally collected in the second packaging bag.And the larger particle of particle diameter is owing to can not pass sieve aperture, can only under the effect of guiding device 8, the right side of the first rotating shaft 3 is guided to from the left side of the first rotating shaft 3, the rotation of air draft sheet 10 makes coarse fodder export 7 places to be formed with negative pressuren zone, can fast by the material sucking-off sieve nest 4 of greater particle size, export 7 from coarse fodder to flow out, be finally collected in the first packaging bag.Export the 7 mass flow sizes flowed out from coarse fodder to regulate by adjusting device, the concrete operations flow process of adjusting device described above, just no longer repeats herein.
For a person skilled in the art, according to technical scheme described above and design, other various corresponding change and distortion can be made, and all these change and distortion all should belong within the protection domain of the claims in the present invention.
Claims (9)
1. an adjustable Supplying Sieving Mechanism, it is characterized in that: comprise support, rack-mount casing, be installed in rotation on the first rotating shaft in casing, for driving the motor of the first rotating shaft work, be positioned at casing and the sieve nest of the enclosure in the first rotating shaft, the bottom sidewall of described casing offers fines outlet, described sieve nest is the cylindrical-shaped structure of hollow, and its outer circle wall is formed with multiple sieve aperture, the left end sidewall of described sieve nest is connected with feed hopper, the right end sidewalls of described sieve nest is connected with coarse fodder outlet, outer circle wall on the right side of described sieve nest is formed with circle first gear part, described casing is provided with the second rotating shaft, described second rotating shaft is provided with the second gear part be meshed with the first gear part, described second rotating shaft is connected with the first rotating shaft transmission by belt,
The right-hand member of described coarse fodder outlet is connected with closing in cylinder, one end of described closing in cylinder is flared end, the other end is necking end, described flared end exports with coarse fodder and is connected, the garment bag be made up of elastomeric material is fitted with in described closing in cylinder, the right-hand member that the left end of described garment bag and coarse fodder export socket-connects, the right-hand member of described garment bag is connected with multiple lobe ring, the edge of every adjacent petals ring is overlapped, each lobe ring is provided with the adjusting device for adjusting the mass flow size flowed out from coarse fodder exit.
2. adjustable Supplying Sieving Mechanism as claimed in claim 1, it is characterized in that: described adjusting device comprises the adjusting ring be sleeved on closing in cylinder, described adjusting ring has been threaded adjusting bolt, described lobe ring is fixedly connected with sleeve, the inwall of described sleeve is formed with the internal thread be threaded for adjusting bolt.
3. adjustable Supplying Sieving Mechanism as claimed in claim 2, it is characterized in that: described adjusting bolt is set with spring, the top of described adjusting bolt is formed with position limiting convex ring, and the upper end of described spring is connected on position limiting convex ring, and the lower end of described spring is connected on lobe ring.
4. adjustable Supplying Sieving Mechanism as claimed in claim 1, it is characterized in that: described first rotating shaft radial direction on the periphery wall of the side near feed hopper is provided with guide vane, described first rotating shaft radial direction on the periphery wall of the side near coarse fodder outlet is provided with air draft sheet.
5. adjustable Supplying Sieving Mechanism as claimed in claim 4, is characterized in that: described sieve aperture is formed in sieve nest corresponding to the position between guide vane and air draft sheet.
6. adjustable Supplying Sieving Mechanism as claimed in claim 4, it is characterized in that: the periphery wall of described first rotating shaft is provided with multiple guiding device, described guiding device comprises radial direction and is fixedly mounted on fixed head in the first rotating shaft, inclination and dismountable deflector be arranged on fixed head.
7. adjustable Supplying Sieving Mechanism as claimed in claim 6, is characterized in that: described guiding device is arranged on the first rotating shaft corresponding to the position between guide vane and air draft sheet.
8. the adjustable Supplying Sieving Mechanism as described in any one of claim 1-7, is characterized in that: described feed hopper is provided with vibrator.
9. the adjustable Supplying Sieving Mechanism as described in any one of claim 1-7, is characterized in that: be provided with dust catcher in described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410703046.XA CN104438041A (en) | 2014-11-29 | 2014-11-29 | Adjustable material screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410703046.XA CN104438041A (en) | 2014-11-29 | 2014-11-29 | Adjustable material screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104438041A true CN104438041A (en) | 2015-03-25 |
Family
ID=52885237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410703046.XA Pending CN104438041A (en) | 2014-11-29 | 2014-11-29 | Adjustable material screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104438041A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107803335A (en) * | 2017-12-18 | 2018-03-16 | 临沂市农业科学院 | Grain-drying screening and separating machine |
| CN108355947A (en) * | 2018-05-17 | 2018-08-03 | 江苏瑞安特重型机械有限公司 | A kind of compound fertilizer drum-type screening machine |
| CN114682481A (en) * | 2022-04-02 | 2022-07-01 | 李硕 | Preparation method of energy-saving heat-preservation high-strength concrete |
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| CN114682481A (en) * | 2022-04-02 | 2022-07-01 | 李硕 | Preparation method of energy-saving heat-preservation high-strength concrete |
| CN114682481B (en) * | 2022-04-02 | 2023-08-25 | 十堰市郧固建材工贸有限公司 | Preparation method of energy-saving heat-preservation high-strength concrete |
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Application publication date: 20150325 |