CN217856500U - Cylinder screening stirring mill - Google Patents
Cylinder screening stirring mill Download PDFInfo
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- CN217856500U CN217856500U CN202220710284.3U CN202220710284U CN217856500U CN 217856500 U CN217856500 U CN 217856500U CN 202220710284 U CN202220710284 U CN 202220710284U CN 217856500 U CN217856500 U CN 217856500U
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Abstract
The utility model discloses a cylinder screening and stirring mill, which relates to the field of stirring mills and comprises a cylinder and a stirring piece, wherein the cylinder comprises a grinding area and a discharging area; the discharging area is provided with a separation part and a flow guide part, the separation part forms a separation area along the circumferential direction of the cylinder, a plurality of separation holes matched with the particle size of the finished product material are arranged at the separation area, the flow guide part is sleeved outside the separation part, the separation part and the flow guide part jointly enclose to form a discharging cavity for the finished product material to pass through, and the discharging opening is arranged at the flow guide part and communicated with the discharging cavity; the stirring unit comprises a grinding stirring unit matched with the grinding area and a separation stirring unit matched with the separation part, and the separation stirring unit can drive the material at the separation part to move along with the separation stirring unit. The utility model provides a cylinder screening stirring mill which can effectively improve the working area and the working efficiency of the separation part; the structure is compact, and the occupied area is small; the material will not coagulate into blocks to block the separation holes.
Description
Technical Field
The utility model relates to a stirring mill field, concretely relates to barrel screening stirring mill.
Background
Stirring mill passes through material ball separator with cavity internal partitioning for grinding region and ejection of compact region, and pack grinding medium in grinding region, the material gets into from the pan feeding mouth and grinds in the region, stirring piece rotates, drive material and grinding medium and collide each other, cut, the realization is to the grinding operation of material, the qualified part of particle size in the material accessible material ball separator comes the ejection of compact region and discharges, the unqualified part of particle size stops with grinding medium in the material and continues to grind the operation in grinding region department.
Present material ball separator is mostly the platelike structure who is fixed in the cavity end, and its effective screening area is less, and screening efficiency is low, and the stirring piece can't cover material ball separator in the effect region that forms when rotating for the material easily condenses into the piece in sieve mesh department, causes the sieve mesh to block up, needs the periodic shutdown maintenance, and material ball separator is changed in the clearance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the existing problems, the utility model provides a cylinder screening stirring mill which can effectively improve the working area and the working efficiency of a separation part; the structure is compact, and the occupied area is small; the material will not coagulate into blocks to block the separation holes.
The utility model adopts the technical scheme as follows:
a cylinder screening stirring mill comprises a cylinder and a stirring piece, wherein the stirring piece comprises a stirring shaft and a plurality of stirring units, the stirring shaft extends into the cylinder and can rotate under the driving of a driving system, the stirring units are connected to the stirring shaft and rotate along with the stirring shaft, and the cylinder comprises a grinding area and a discharging area; the grinding area is filled with grinding media; the discharging area is provided with a separation part only allowing finished product materials to pass through and a flow guide part guiding the finished product materials to be discharged from the discharging opening, the separation part forms a separation area along the circumferential direction of the cylinder, a plurality of separation holes matched with the grain size of the finished product materials are arranged at the separation area, the flow guide part is sleeved outside the separation part, the separation part and the flow guide part jointly enclose to form a discharging cavity through which the finished product materials can pass, and the discharging opening is arranged at the flow guide part and communicated with the discharging cavity; the stirring unit comprises a grinding stirring unit matched with the grinding area and a separation stirring unit matched with the separation part, and the separation stirring unit can drive the material at the separation part to move along with the separation stirring unit.
Due to the adoption of the technical scheme, the separation part forms the separation region along the circumferential direction of the cylinder body, the working area and the working efficiency of the separation part can be effectively improved, and the size of the separation region can be regulated and controlled by controlling the length of the separation part along the axial direction, so that the separation part can be matched with the actual working condition; the separating and stirring unit can directly act on the separating part, so that the materials cannot be condensed into blocks to block the separating hole, and the blanking is ensured to be smooth.
Furthermore, the separation part is formed by the cylinder wall of the cylinder body, and the flow guide part is sleeved outside the cylinder body; the separation hole is arranged in an area, corresponding to the discharging area, on the cylinder body, and finished product materials can enter the discharging cavity from the separation hole.
Traditional stirring mill outwards extends a section distance at the discharge end and is regarded as the unloading chamber, owing to adopted above-mentioned technical scheme, through directly setting up the separation portion in the barrel, has compact structure's advantage, can effectively reduce the area of stirring mill.
Further, the separation hole is arranged on the lower half part of the cylinder body, and a blanking cavity with a semi-annular structure is at least formed between the flow guide part and the separation part.
Due to the adoption of the technical scheme, materials are accumulated on the middle lower part of the barrel body, and the separation hole is only formed in the lower half part of the barrel body, so that the processing and the assembly are convenient, and the production cost is effectively reduced.
Furthermore, the separation hole is arranged on the cylinder wall of the cylinder along the circumferential direction, and a blanking cavity with an annular structure is formed between the flow guide part and the separation part.
Due to the adoption of the technical scheme, compared with a mode that the separation holes are only arranged at the lower half part of the cylinder body, the separation is more efficient along the technical scheme that the separation holes are arranged in the circumferential direction of the cylinder body.
Furthermore, the separation part is formed by a cylindrical structure with a cavity, the separation part is arranged in the cylinder and is detachably connected with the cylinder, and the flow guide part is formed by the cylinder wall of the cylinder; the diameter of the circle of the opening of the cylindrical structure of the separation part is larger than the diameter of the circle formed when the grinding and stirring unit rotates, the separation and stirring unit extends into the cylindrical structure from the opening of the cylindrical structure, a separation hole is formed in the cylinder wall and/or the cylinder bottom of the cylindrical structure, and finished materials can enter the blanking cavity from the separation hole.
Due to the adoption of the technical scheme, the cylinder wall and the cylinder bottom end of the cylindrical structure can be provided with the separation holes, so that the area of the separation area can be further increased.
Furthermore, a plurality of flow channels formed by spiral structures are arranged on the inner wall of the cylinder body, the spiral direction of each flow channel is the same as or opposite to the rotation direction of the stirring device, the flow channels are arranged along the length direction of the cylinder body, and the grinding media are matched with the flow channels and can move along the flow channels.
Due to the adoption of the technical scheme, when the spiral direction of the flow channel is the same as the rotating direction of the stirring piece, the material can be urged to move from the grinding area to the discharging area, so that the throughput of the material in the cylinder body is increased; when the spiral direction of runner is opposite with stirring piece direction of rotation, not only can make partial material move to the one end at grinding district place from the one end at ejection of compact district place, increase the grinding effect, can also make grinding medium can keep in the middle part of barrel along the runner, avoid grinding medium to pile up at the barrel end. The selection mode of the flow channel needs to be selected according to specific process requirements.
Further, the barrel is transversely split into an upper barrel and a lower barrel, and the upper barrel is longitudinally split into a grinding barrel and a discharging barrel at least at the junction of the grinding area and the discharging area.
Due to the adoption of the technical scheme, the separation part is convenient to disassemble, assemble and maintain.
Furthermore, the separation holes are arc-shaped sieve holes or strip-shaped sieve holes, and the length direction of the separation holes is tangential or vertical to the moving direction of the materials in the barrel.
Due to the adoption of the technical scheme, the material discharging is facilitated, and the separation efficiency is ensured.
Furthermore, the opening of the separating hole close to one side of the blanking cavity is larger than the opening of the separating hole far away from one side of the blanking cavity.
Due to the adoption of the technical scheme, the separation holes are prevented from being blocked by the materials.
Furthermore, there is the interval between stirring unit and the barrel inner wall to form the inferior grinding district that the longitudinal section is annular in interval department, the stirring unit is kept away from one side of (mixing) shaft and is equipped with inferior grinding stirring portion, inferior grinding stirring portion can drive the material of inferior grinding district department along with the motion of stirring unit.
Due to the adoption of the technical scheme, the formation of dead materials in the sub-grinding area can be effectively avoided.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses make the separation portion form the separation region along barrel circumference, can effectively improve the working area and the work efficiency of separation portion.
2. The utility model discloses the size of separation region is regulated and control along axial length to accessible control separation portion for separation portion can match with operating condition.
3. The utility model discloses be equipped with the separation stirring unit of direct action in separation portion for the material can not condense the blocking separation hole of blocking up, ensures that the unloading is unobstructed.
4. The utility model discloses compact structure can effectively reduce the area of stirring mill.
5. The utility model discloses can only set up the separation hole at the lower half of barrel, be convenient for processing and assembly, effective reduction in production cost.
6. The utility model discloses can follow barrel circumference and set up the separation hole, make the separation more high-efficient.
7. The utility model discloses be equipped with the runner that can make grinding medium keep in the barrel middle part, avoid grinding medium to pile up in the barrel end.
8. The utility model discloses a separation hole is favorable to the unloading, is difficult for blockking up.
9. The utility model discloses can effectively avoid forming the material that dies in inferior grinding district.
Drawings
FIG. 1 is a schematic structural view of the separation hole of the present invention disposed in the lower half of the cylinder;
fig. 2 isbase:Sub>A cross-sectional view of the present invention with respect to fig. 1A-base:Sub>A;
FIG. 3 is a schematic structural view of the separation holes of the present invention disposed along the circumferential direction of the cylinder;
fig. 4 is a cross-sectional view of the present invention with respect to fig. 3B-B;
fig. 5 is a schematic structural view of the cylindrical structure of the present invention with the separation part being a cavity;
fig. 6 is a schematic structural view of the present invention about the cylindrical wall of fig. 5;
fig. 7 is a schematic structural view of the bottom end of the cylindrical barrel of fig. 5 according to the present invention;
fig. 8 is a schematic structural view of the flow channel of the present invention;
fig. 9 is a schematic view of the split structure of the cylinder body of the present invention;
fig. 10 is a schematic structural view of the separation hole of the present invention.
The labels in the figure are: 1-cylinder, 2-stirring piece, 201-stirring shaft, 202-stirring unit, 2021-grinding stirring unit, 2022-separation stirring unit, 203-sub-grinding stirring part, 3-grinding zone, 4-discharging zone, 5-separation part, 6-diversion part, 7-separation hole, 8-discharging cavity, 9-flow channel, 10-sub-grinding zone and 11-discharging port.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
A cylinder screening stirring mill is shown in figures 1, 2, 9 and 10 and comprises a cylinder 1 and a stirring part 2, wherein the stirring part 2 comprises a stirring shaft 201 and a plurality of stirring units 202, the stirring shaft 201 extends into the cylinder 1 and can be driven by a driving system to rotate, the stirring units 202 are connected to the stirring shaft 201 and rotate along with the stirring shaft 201, and the cylinder 1 comprises a grinding area 3 and a discharging area 4; the grinding area 3 is filled with grinding media; the discharging area 4 is provided with a separation part 5 allowing only finished product materials to pass through and a flow guide part 6 guiding the finished product materials to be discharged from a discharging opening 11, the separation part 5 forms a separation area along the circumferential direction of the barrel 1, a plurality of separation holes 7 matched with the grain size of the finished product materials are arranged at the separation area, the flow guide part 6 is sleeved outside the separation part 5, the separation part 5 and the flow guide part 6 jointly enclose to form a discharging cavity 8 allowing the finished product materials to pass through, and the discharging opening 11 is arranged at the flow guide part 6 and communicated with the discharging cavity 8; the stirring unit 202 comprises a grinding stirring unit 2021 matched with the grinding area 3 and a separating stirring unit 2022 matched with the separating part 5, and the separating stirring unit 2022 can drive the materials at the separating part 5 to move along with the separating stirring unit 2022. Specifically, the separation part 5 forms a separation area along the circumferential direction of the cylinder 1, so that the working area and the working efficiency of the separation part 5 can be effectively improved, and the size of the separation area can be regulated and controlled by controlling the length of the separation part 5 along the axial direction, so that the separation part 5 can be matched with the actual working condition; the separating and stirring unit 2022 can directly act on the separating part 5, so that the materials are not coagulated into blocks to block the separating hole 7, and smooth blanking is ensured. Preferably, the separating part 5 is provided with a vibrator, the vibrator drives the separating part 5 to vibrate, and the blocky materials condensed in the separating holes 7 can be vibrated and dispersed, so that the separating holes 7 are kept smooth.
The separation part 5 is formed by the cylinder wall of the cylinder body 1, and the flow guide part 6 is sleeved outside the cylinder body 1; the separation hole 7 is arranged in the area, corresponding to the discharging area 4, of the cylinder body 1, and finished product materials can enter the discharging cavity 8 from the separation hole 7. Traditional stirring mill outwards extends a distance at the discharge end and is regarded as unloading chamber 8, specifically speaking, through directly setting up separation portion 5 in barrel 1, has compact structure's advantage, can effectively reduce stirring mill's area.
The separation hole 7 is arranged on the lower half part of the cylinder body 1, and at least a blanking cavity 8 with a semi-annular structure is formed between the flow guide part 6 and the separation part 5. Specifically, the materials are mostly accumulated at the middle lower part of the cylinder body 1, and the separation hole 7 is only arranged at the lower half part of the cylinder body 1, so that the processing and the assembly are convenient, and the production cost is effectively reduced.
The barrel 1 is transversely split into an upper barrel and a lower barrel, and the upper barrel is longitudinally split into a grinding barrel and a discharge barrel at least at the junction of the grinding area 3 and the discharge area 4. Specifically, the separation section 5 is easily detached and maintained.
The separation holes 7 are strip-shaped sieve holes, and the length direction of the separation holes 7 is tangential or vertical to the movement direction of the materials in the barrel 1. Particularly, the discharge of materials is facilitated, and the separation efficiency is ensured.
The opening of the separation hole 7 close to one side of the blanking cavity 8 is larger than the opening of the separation hole far away from one side of the blanking cavity 8. In particular, material is prevented from clogging the separation holes 7.
The stirring unit 202 and the inner wall of the cylinder 1 are spaced at intervals, a sub-grinding area 10 with an annular longitudinal section is formed at the spacing, a sub-grinding stirring part 203 is arranged on one side, away from the stirring shaft 201, of the stirring unit 202, and the sub-grinding stirring part 203 can drive materials at the sub-grinding area 10 to move along with the stirring unit 202. In particular, the formation of dead material in the sub-grinding zone 10 is effectively avoided.
Example 2
Example 3
Example 4 is a further modification to example 1; further, the same components are not described again, as shown in fig. 8, a plurality of flow channels 9 formed by a spiral structure are arranged on the inner wall of the cylinder 1, the spiral direction of the flow channels 9 is opposite to the rotation direction of the stirring member 2, the flow channels 9 are arranged along the length direction of the cylinder 1, and the grinding medium is matched with the flow channels 9 and can move along the flow channels 9. Specifically speaking, when the spiral direction of runner 9 was opposite with stirring piece 2 direction of rotation, not only can make partial material remove to the one end at grinding district place from the one end at ejection of compact district place, increased the grinding effect, can also make grinding medium can keep in the middle part of barrel 1 along runner 9, avoided grinding medium to pile up at barrel 1 end.
Example 5
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Claims (10)
1. A cylinder screening stirring mill comprises a cylinder (1) and a stirring piece (2), wherein the stirring piece (2) comprises a stirring shaft (201) and a plurality of stirring units (202), the stirring shaft (201) extends into the cylinder (1) and can be driven by a driving system to rotate, the stirring units (202) are connected to the stirring shaft (201) and rotate along with the stirring shaft (201), and the cylinder (1) is characterized by comprising a grinding area (3) and a discharging area (4); the grinding area (3) is filled with grinding media; the discharging area (4) is provided with a separating part (5) allowing only finished product materials to pass through and a flow guide part (6) guiding the finished product materials to be discharged from a discharging opening (11), the separating part (5) forms a separating area along the circumferential direction of the barrel body (1), a plurality of separating holes (7) matched with the grain sizes of the finished product materials are arranged in the separating area, the flow guide part (6) is sleeved outside the separating part (5), the separating part (5) and the flow guide part (6) jointly enclose a discharging cavity (8) allowing the finished product materials to pass through, and the discharging opening (11) is arranged at the flow guide part (6) and communicated with the discharging cavity (8); the stirring unit (202) comprises a grinding stirring unit (2021) matched with the grinding area (3) and a separating stirring unit (2022) matched with the separating part (5), and the separating stirring unit (2022) can drive the materials at the separating part (5) to move along with the separating stirring unit (2022).
2. The cylinder screen agitator mill of claim 1, wherein the separation section (5) is formed by the wall of the cylinder (1), and the flow guide section (6) is arranged outside the cylinder (1); the separation hole (7) is arranged in an area corresponding to the discharging area (4) on the barrel body (1), and finished materials can enter the discharging cavity (8) from the separation hole (7).
3. A drum screen mixer mill according to claim 2, characterized in that the separation opening (7) is arranged in the lower half of the drum (1), and that at least a semi-annular blanking chamber (8) is formed between the flow guide (6) and the separation part (5).
4. A drum screen mixer mill according to claim 2, characterised in that the separating aperture (7) is arranged circumferentially in the wall of the drum (1), and that a discharge chamber (8) of annular configuration is formed between the flow guide (6) and the separating portion (5).
5. A drum screen mixer mill according to claim 1, characterised in that the separation part (5) is formed by a hollow cylindrical structure, that the separation part (5) is arranged in the drum (1) and is detachably connected to the drum (1), and that the flow guide part (6) is formed by the wall of the drum (1); the diameter of the circle at the opening of the cylindrical structure of the separation part (5) is larger than that of the circle formed by the rotation of the grinding and stirring unit (2021), the separation and stirring unit (2022) extends into the cylindrical structure from the opening of the cylindrical structure, a separation hole (7) is formed at the cylinder wall and/or the cylinder bottom of the cylindrical structure, and finished materials can enter the blanking cavity (8) from the separation hole (7).
6. A drum screen mixer mill according to any of the claims 1-5, characterized in that the drum (1) is provided with a plurality of channels (9) formed by helical structures on its inner wall, the helical direction of the channels (9) is the same or opposite to the rotation direction of the mixer (2), the channels (9) are arranged along the length of the drum (1), and the grinding media are matched with the channels (9) and can move along the channels (9).
7. A bowl screen mixer mill according to any one of claims 1 to 5, characterised in that the bowl (1) is split transversely into an upper bowl and a lower bowl, the upper bowl being split longitudinally into a grinding bowl and a discharge bowl at least at the intersection of the grinding zone (3) and the discharge zone (4).
8. A drum screen agitator mill according to any of the preceding claims 1-5, characterized in that the separation openings (7) are arcuate or bar-shaped openings, the separation openings (7) being kept lengthwise tangential or perpendicular to the direction of movement of the material inside the drum (1).
9. A drum screen agitator mill according to claim 8, characterised in that the openings of the separation openings (7) on the side close to the blanking chamber (8) are larger than on the side remote from the blanking chamber (8).
10. A barrel screen mixing mill according to any of claims 1 to 5, wherein the mixing unit (202) is spaced from the inner wall of the barrel (1) and forms a sub-grinding area (10) with an annular longitudinal section at the spacing, a sub-grinding mixing part (203) is arranged on the side of the mixing unit (202) far away from the mixing shaft (201), and the sub-grinding mixing part (203) can drive the material in the sub-grinding area (10) to move along with the mixing unit (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220710284.3U CN217856500U (en) | 2022-03-29 | 2022-03-29 | Cylinder screening stirring mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220710284.3U CN217856500U (en) | 2022-03-29 | 2022-03-29 | Cylinder screening stirring mill |
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| Publication Number | Publication Date |
|---|---|
| CN217856500U true CN217856500U (en) | 2022-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220710284.3U Active CN217856500U (en) | 2022-03-29 | 2022-03-29 | Cylinder screening stirring mill |
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| CN (1) | CN217856500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023185707A1 (en) * | 2022-03-29 | 2023-10-05 | 成都利君实业股份有限公司 | Stirring mill with cylinder having material-distributing function, and closed-circuit and open-circuit grinding systems |
-
2022
- 2022-03-29 CN CN202220710284.3U patent/CN217856500U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023185707A1 (en) * | 2022-03-29 | 2023-10-05 | 成都利君实业股份有限公司 | Stirring mill with cylinder having material-distributing function, and closed-circuit and open-circuit grinding systems |
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