CN215743976U - Fluidized bed fluid energy mill - Google Patents
Fluidized bed fluid energy mill Download PDFInfo
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- CN215743976U CN215743976U CN202122256083.9U CN202122256083U CN215743976U CN 215743976 U CN215743976 U CN 215743976U CN 202122256083 U CN202122256083 U CN 202122256083U CN 215743976 U CN215743976 U CN 215743976U
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- jet mill
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Abstract
The utility model provides a fluidized bed airflow pulverizer, which comprises a pulverizing barrel with a barrel body, a top cover and a base plate, a grading component with a grading wheel and a discharger, a feeding component with a feeding pipe, a feeding screw shaft and a feeding hopper, a driving component for driving the grading wheel and the feeding screw shaft to rotate, a nozzle connected to the barrel body and used for spraying nitrogen airflow into the barrel body, and a sealing component, wherein the discharger penetrates through the barrel body and extends outwards, the driving component comprises a first motor connected to the barrel body and a second motor connected to the end part of the feeding pipe, the sealing component comprises a first sealing ring arranged at the joint of the top cover, the discharger, the first motor, the nozzle, the feeding pipe, the base plate and the barrel body and a second sealing ring arranged at the joint of the second motor and the feeding pipe, the pulverizing barrel can be completely isolated from the outside by the sealing component, the sealing performance is good, and the cost is low, when the material which is easy to absorb moisture is crushed, the quality of the material is not influenced, the crushing effect is good, and the popularization and the use are easy.
Description
Technical Field
The utility model relates to the technical field of material crushing, in particular to a fluidized bed jet mill.
Background
The fluidized bed jet mill is used for crushing material into superfine particles and is widely applied to the industries of chemical industry, pharmacy, metallurgy and the like.
The existing fluidized bed jet mill crushing barrel is poor in sealing performance, when materials which are easy to absorb moisture are crushed, the quality of the materials is difficult to guarantee, and if a closed-cycle inert gas protection jet mill system is adopted for crushing, the cost is high, the crushing effect is poor, and the popularization and the use are difficult.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide the fluidized bed airflow pulverizer with good sealing performance, when the pulverizer is used for ultrafine grinding of materials which easily absorb moisture, the pulverizer does not influence the quality of the materials, and has the advantages of low cost, good pulverizing effect and easy popularization and use.
In order to achieve the above object, the present invention provides a fluid bed jet mill comprising:
the crushing barrel comprises a barrel body, a top cover and a chassis, the barrel body is vertically arranged, and the top cover and the chassis are respectively connected to the upper end part and the lower end part of the barrel body;
the grading assembly comprises a grading wheel rotatably arranged in the cylinder and a discharging device matched with the grading wheel, and the end part of the discharging device penetrates through the cylinder and horizontally extends outwards;
the feeding assembly is used for conveying materials into the barrel body and comprises a feeding pipe, a feeding screw shaft and a feeding hopper, wherein the feeding screw shaft and the feeding hopper are rotatably arranged in the feeding pipe;
the driving assembly comprises a first motor and a second motor, the first motor is used for driving the grading wheel to rotate, the second motor is used for driving the charging screw shaft to rotate, the first motor is connected to the outer wall of the cylinder body, and the second motor is connected to the end part, far away from the cylinder body, of the charging pipe;
the nozzle penetrates through the barrel and is connected with the barrel, and the nozzle is used for spraying nitrogen airflow into the barrel;
fluidized bed fluid energy mill still is used for making crushing barrel is separated from the external world and is absolutely seal assembly, seal assembly includes first sealing washer and second sealing washer, first sealing washer sets up the top cap the discharger the first motor the nozzle the filling tube the chassis with the junction of barrel, the second sealing washer sets up the second motor with the junction of filling tube.
Preferably, the first sealing ring and the second sealing ring are both O-shaped rubber sealing rings.
Preferably, the chassis is a large-top and small-bottom conical body, a blank board is connected to an opening at the bottom of the chassis, and the first sealing ring is further arranged at the connection position of the chassis and the blank board.
Preferably, the nozzles are multiple and distributed in an annular array along the axis of the cylinder.
Further preferably, the nozzle is connected to a nitrogen gas pipe through a metal hose.
Preferably, the barrel is formed by butt joint of an upper barrel and a lower barrel, and the upper barrel is detachably connected with the lower barrel in a sealing mode through a flange plate.
Preferably, the fluidized bed jet mill further comprises a base for supporting the milling drum and the second motor.
Further preferably, the loading hopper is in a spinning cone shape and is arranged vertically.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model provides a fluidized bed jet mill, comprising: a crushing barrel with a barrel body, a top cover and a chassis which are respectively connected with the upper end part and the lower end part of the barrel body, a grading component which comprises a grading wheel which is rotatablely arranged in the barrel body and a discharging device matched with the grading wheel, a feeding component which is used for conveying materials into the barrel body, a driving component, a nozzle which penetrates through the barrel body and is connected with the barrel body, and a sealing component, the discharging device penetrates through the barrel and horizontally extends outwards, the feeding assembly comprises a feeding pipe, a feeding screw shaft and a feeding hopper, the feeding pipe is communicated with the lower end part of the barrel and horizontally extends outwards, the feeding screw shaft is rotatably arranged in the feeding pipe, the feeding hopper is communicated with the end part, far away from the barrel, of the feeding pipe, the driving assembly comprises a first motor and a second motor, the first motor is used for driving the grading wheel to rotate, the second motor is used for driving the feeding screw shaft to rotate, the first motor is connected to the outer wall of the barrel, the second motor is connected to the end part, far away from the barrel, of the feeding pipe, and the nozzle is used for spraying nitrogen airflow into the barrel; through making seal assembly including setting up at the first sealing washer of top cap, discharger, first motor, nozzle, filling tube, chassis and barrel junction and setting up the second sealing washer at second motor and filling tube junction, can utilize seal assembly to make crushing barrel completely cut off with the external world mutually, the leakproofness is good, with low costs, can not influence the material quality, smashes effectually, easily uses widely.
Drawings
FIG. 1 is a schematic front view, partially in section, of a preferred embodiment of the present invention.
Fig. 2 is a partially enlarged schematic view at a in fig. 1.
Fig. 3 is a partially enlarged schematic view at B in fig. 1.
Fig. 4 is a partially enlarged schematic view at C in fig. 1.
Fig. 5 is an enlarged partial schematic view at D in fig. 1.
Fig. 6 is a partially enlarged schematic view at E in fig. 1.
Fig. 7 is a partially enlarged schematic view at F in fig. 1.
Fig. 8 is an enlarged partial schematic view at G in fig. 1.
Fig. 9 is a partially enlarged schematic view at H in fig. 1.
Fig. 10 is a partially enlarged schematic view at I in fig. 1.
Wherein: 10. a milling drum; 11. a barrel; 111. an upper cylinder body; 112. a lower cylinder body; 113. a flange plate; 12. a top cover; 13. a chassis; 131. a blank board; 20. a grading component; 21. a grading wheel; 22. a discharging device; 30. a feeding assembly; 31. a feed tube; 32. a charging screw shaft; 33. a hopper; 40. a drive assembly; 41. a first motor; 42. a second motor; 43. a speed reducer; 50. a nozzle; 51. a nozzle holder; 52. a nozzle body; 53. a metal hose; 54. a nitrogen gas pipe; 60. a seal assembly; 61. a first seal ring; 62. a second seal ring; 70. a base; 71. a support pillar; 72. and a support table.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be clearly and clearly defined.
The vertical direction in the present invention refers to the vertical direction in fig. 1.
As shown in fig. 1 to 10, the present invention provides a fluidized-bed jet mill comprising: the crushing barrel 10 comprises a barrel body 11, a top cover 12 and a base plate 13, the barrel body 11 is a cylindrical barrel body with two open ends, the barrel body 11 is vertically arranged, the top cover 12 is an arc-shaped sealing cover, the top cover 12 is connected to the upper end part of the barrel body 11 and is used for sealing the upper opening of the cylindrical barrel body 11, the base plate 13 is a conical base plate with a large upper part and a small lower part, the base plate 13 is connected to the lower end part of the barrel body 11 and is used for sealing the lower opening of the barrel body 11, a blank plate 131 is connected to the opening at the bottom part of the base plate 13, and material blocks which cannot be crushed in the crushing barrel 10 can be cleaned when the blank plate 131 is disassembled; the grading component 20 comprises a grading wheel 21 and a discharging device 22, the grading wheel 21 is rotatably arranged on one side, close to the top cover, in the cylinder body 11, the rotating axis of the grading wheel 21 is parallel to the horizontal plane, the discharging device 22 is matched with the grading wheel 21, and one end part of the discharging device 22 penetrates through the cylinder body 11 and horizontally extends outwards; the feeding assembly 30 is used for conveying materials into the barrel 11, the feeding assembly 30 comprises a feeding pipe 31, a feeding screw shaft 32 and a feeding hopper 33, the feeding pipe 31 is rotatably arranged in the feeding pipe 31, the feeding screw shaft 32 is communicated with the lower end part of the barrel 11 and horizontally extends outwards, the feeding hopper 33 is in a cone shape and is vertically arranged, the feeding hopper 33 is communicated with the end part of the feeding pipe 31 far away from the barrel 11, the feeding hopper 33 is welded with the feeding pipe 31, and when the feeding screw shaft 32 rotates, the materials in the feeding hopper 33 can be conveyed into the barrel 11 through the feeding pipe 31; the driving assembly 40 comprises a first motor 41 for driving the classifying wheel 21 to rotate and a second motor 42 for driving the charging screw shaft 32 to rotate, wherein the first motor 41 is connected to the outer wall of the barrel body 11, and the second motor 42 is connected to the end part of the charging pipe 31 far away from the barrel body 11; the nozzle 50 comprises a nozzle seat 51 and a nozzle body 52, the nozzle seat 51 is connected to the cylinder 11, the nozzle body 52 penetrates through the nozzle seat 51, the nozzle body 52 penetrates through the cylinder 11 and extends inwards, and the nozzle body 52 is used for spraying high-speed nitrogen gas flow into the cylinder 11; the sealing assembly 60 is used for isolating the crushing barrel 10 from the outside, the isolation means that the crushing barrel 10 is only communicated with the feed pipe 31, the nozzle 50 and the discharger 22, the sealing assembly 60 comprises a first sealing ring 61 and a second sealing ring 62, the first sealing ring 61 is arranged at the joint of the top cover 12, the discharger 22, the first motor 41, the nozzle 50, the feed pipe 31, the chassis 13 and the barrel body 11, the first sealing ring 61 is also arranged at the joint of the chassis 13 and the blank plate 131, and the second sealing ring 62 is arranged at the joint of the second motor 42 and the feed pipe 31; the base 70 includes a plurality of support columns 71 extending in a vertical direction and spaced apart from each other, and a support table 72 mounted on the support columns 71, wherein the support table 72 is used for supporting the pulverizing cylinder 11 and the second motor 42.
The benefit that sets up like this lies in, can utilize seal assembly to make crushing barrel and outer isolated mutually, and the leakproofness is good, with low costs, can not influence the material quality, smashes effectually, easily uses widely.
In this embodiment, the first seal ring 61 and the second seal ring 62 are both O-shaped rubber seal rings, which are cheap and easily available, and have good sealing effect.
In this embodiment, in order to facilitate driving the feeding screw shaft 32 to rotate, a speed reducer 43 is further disposed between the second motor 42 and the feeding pipe 31, the second motor 42 drives the feeding screw shaft 32 to rotate through the speed reducer 43, and the second sealing rings 62 are disposed at a connection portion between the second motor 42 and the speed reducer 43 and a connection portion between the speed reducer 43 and the feeding pipe 31.
In order to improve the pulverization effect, in the present embodiment, the nozzles 50 are provided in plural and arranged in a circular array along the axis of the cylinder 11, and for the convenience of connection, the nozzles 50 are connected to a nitrogen gas pipe 54 through a metal hose 53.
In order to facilitate the manufacturing and installation of the classifying wheel, in this embodiment, the cylinder 11 is formed by butting an upper cylinder 111 and a lower cylinder 112, the upper cylinder 111 and the lower cylinder 112 are detachably connected by a flange 113, and the first sealing ring 61 is further disposed at the connection position of the upper cylinder 111 and the lower cylinder 112.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the utility model, and not to limit the scope of the utility model, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (8)
1. A fluidized bed jet mill comprising:
the crushing barrel comprises a barrel body, a top cover and a chassis, the barrel body is vertically arranged, and the top cover and the chassis are respectively connected to the upper end part and the lower end part of the barrel body;
the grading assembly comprises a grading wheel rotatably arranged in the cylinder and a discharging device matched with the grading wheel, and the end part of the discharging device penetrates through the cylinder and horizontally extends outwards;
the feeding assembly is used for conveying materials into the barrel body and comprises a feeding pipe, a feeding screw shaft and a feeding hopper, wherein the feeding screw shaft and the feeding hopper are rotatably arranged in the feeding pipe;
the driving assembly comprises a first motor and a second motor, the first motor is used for driving the grading wheel to rotate, the second motor is used for driving the charging screw shaft to rotate, the first motor is connected to the outer wall of the cylinder body, and the second motor is connected to the end part, far away from the cylinder body, of the charging pipe;
the nozzle penetrates through the barrel and is connected with the barrel, and the nozzle is used for spraying nitrogen airflow into the barrel;
the method is characterized in that:
fluidized bed fluid energy mill still is used for making crushing barrel is separated from the external world and is absolutely seal assembly, seal assembly includes first sealing washer and second sealing washer, first sealing washer sets up the top cap the discharger the first motor the nozzle the filling tube the chassis with the junction of barrel, the second sealing washer sets up the second motor with the junction of filling tube.
2. The fluid bed jet mill as set forth in claim 1, characterized in that: the first sealing ring and the second sealing ring are O-shaped rubber sealing rings.
3. The fluid bed jet mill as set forth in claim 1, characterized in that: the base plate is a conical head with a large upper part and a small lower part, a blank board is connected to an opening at the bottom of the base plate, and the first sealing ring is further arranged at the joint of the base plate and the blank board.
4. The fluid bed jet mill as set forth in claim 1, characterized in that: the nozzles are distributed in an annular array along the axial lead of the cylinder.
5. The fluid bed jet mill as set forth in claim 4, characterized in that: the nozzle is connected to the nitrogen pipe through a metal hose.
6. The fluid bed jet mill as set forth in claim 1, characterized in that: the barrel is formed by butt joint of an upper barrel and a lower barrel, and the upper barrel is detachably connected with the lower barrel in a sealing mode through a flange plate.
7. The fluid bed jet mill as set forth in claim 1, characterized in that: the fluidized bed jet mill also comprises a base for supporting the grinding cylinder and the second motor.
8. The fluid bed jet mill as set forth in any one of claims 1 to 7, characterized in that: the loading hopper is in a spinning cone shape and is vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122256083.9U CN215743976U (en) | 2021-09-17 | 2021-09-17 | Fluidized bed fluid energy mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122256083.9U CN215743976U (en) | 2021-09-17 | 2021-09-17 | Fluidized bed fluid energy mill |
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| Publication Number | Publication Date |
|---|---|
| CN215743976U true CN215743976U (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122256083.9U Active CN215743976U (en) | 2021-09-17 | 2021-09-17 | Fluidized bed fluid energy mill |
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| CN (1) | CN215743976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116099625A (en) * | 2022-11-24 | 2023-05-12 | 苏州金远胜智能装备股份有限公司 | Fluid bed jet mill |
-
2021
- 2021-09-17 CN CN202122256083.9U patent/CN215743976U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116099625A (en) * | 2022-11-24 | 2023-05-12 | 苏州金远胜智能装备股份有限公司 | Fluid bed jet mill |
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