CN111085429A - Energy-saving vortex powder separator - Google Patents
Energy-saving vortex powder separator Download PDFInfo
- Publication number
- CN111085429A CN111085429A CN201911318112.0A CN201911318112A CN111085429A CN 111085429 A CN111085429 A CN 111085429A CN 201911318112 A CN201911318112 A CN 201911318112A CN 111085429 A CN111085429 A CN 111085429A
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- powder
- fine powder
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- cage
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- 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
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/08—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force
- B07B7/083—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force generated by rotating vanes, discs, drums, or brushes
-
- 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
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/02—Arrangement of air or material conditioning accessories
-
- 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
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
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- Cyclones (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses an energy-saving vortex powder concentrator, which belongs to the technical field of powder sorting and comprises a powder sorting chamber, a cage-shaped rotor and a driving device, wherein the powder sorting chamber is provided with a feeding hole, an air inlet, a coarse powder outlet and a fine powder outlet, the cage-shaped rotor is arranged in the powder sorting chamber and positioned at the fine powder outlet, the driving device is fixedly arranged on the powder sorting chamber and used for driving the cage-shaped rotor to rotate, a conical nozzle for ejecting fine powder materials by utilizing high-energy rotary airflow at the fine powder outlet is fixedly arranged at the fine powder outlet, the other end of the conical nozzle is connected with a fine powder collector, and the fine powder. The invention realizes the separation and collection of the fine powder by utilizing the airflow with higher rotational kinetic energy at the fine powder outlet, effectively improves the utilization rate of energy, simultaneously saves a cyclone separator and saves the production cost.
Description
Technical Field
The invention belongs to the field of powder material classification, and relates to a powder concentrator, in particular to an energy-saving vortex powder concentrator.
Background
The vortex powder separator is widely applied to the fields of building materials, foods, medical treatment, metallurgy, chemical industry and the like, a cage-shaped rotor formed by a plurality of blades is a core component of the powder separator, and is divided into a vertical type vortex powder separator and a horizontal type vortex powder separator according to the installation mode of the cage-shaped rotor.
The fine powder of current vortex selection powder machine is collected and is generally adopted cyclone or sack filter, and the air current carries the fine particle to link to each other with cyclone or sack filter through certain length pipeline after selecting from vortex selection powder machine, and the air current produces new rotation effect in cyclone again, and the fine particle is collected under centrifugal force, and this kind of collection mode is effective, but the structure is comparatively complicated, has increased energy consumption and manufacturing cost. From the prior knowledge, the spiral airflow in the cage-type rotor fine powder outlet still has large rotation kinetic energy, however, no powder concentrator in the prior art utilizes the energy to collect fine powder, and energy waste is caused.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide an energy-saving vortex powder concentrator so as to achieve the purposes of collecting fine powder by using the energy of spiral airflow, reducing energy consumption, simplifying the structure and saving the manufacturing cost.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: an energy-saving vortex powder concentrator comprises a powder selecting chamber, a cage-shaped rotor and a driving device, wherein the powder selecting chamber is provided with a feeding hole, an air inlet, a coarse powder outlet and a fine powder outlet, the cage-shaped rotor is arranged in the powder selecting chamber and is positioned at the fine powder outlet, the driving device is fixedly arranged on the powder selecting chamber and is used for driving the cage-shaped rotor to rotate, a conical nozzle which utilizes rotary airflow with high energy at the fine powder outlet to spray fine powder materials is fixedly arranged at the fine powder outlet, the other end of the conical nozzle is connected with a fine powder collector, and the fine powder collector is.
As a limitation of the present invention: the upper part of the powder selecting chamber is a cylinder, the lower part of the powder selecting chamber is connected with a cone, and the coarse powder outlet is arranged at the other end of the cone.
As a further limitation of the invention: the cage rotor is vertically placed.
As still further limiting the invention: the air inlet is arranged along the tangential direction of the cylindrical part of the powder selecting chamber and is fixedly arranged on the outer wall of one end of the cylinder, which is not connected with the cone; and secondary air inlets are symmetrically formed in the cone.
As a limitation of the present invention: the feed inlet is arranged between the air inlet and the secondary air inlet.
As another limitation of the present invention: the cage rotor is horizontally placed.
As a further limitation of the invention: the feed inlet is arranged at the top of the powder selecting chamber.
As a final limitation to the invention: the air inlets are fixedly arranged on the cone body, are symmetrically arranged, and extend outwards along the outer wall of the cone body.
Compared with the prior art, the invention has the following beneficial effects: the conical nozzle is fixedly arranged at the fine powder outlet of the cage-type rotor, so that the phenomenon that the spiral airflow in the fine powder outlet has higher rotary kinetic energy is utilized, and the rotary airflow is further accelerated in the conical nozzle, so that the fine powder falls into the fine powder collector under the action of strong centrifugal force to be collected, and the airflow is directly discharged from the airflow outlet, the production cost is saved, and the energy consumption is reduced.
Drawings
The invention is described in further detail below with reference to the figures and the embodiments.
FIG. 1 is a schematic structural view of example 1 of the present invention;
FIG. 2 is a schematic structural diagram of example 2 of the present invention;
FIG. 3 is a schematic view of the construction of the fine powder collector 10 according to the present invention.
In the figure: 1-powder selecting chamber, 1.1-cylinder, 1.2-cone, 2-cage rotor, 3-driving device, 3.1-motor, 3.2-bearing seat, 3.3-bearing, 3.4-rotating shaft, 4-air inlet, 5-material inlet, 6-fine powder outlet, 7-coarse powder outlet, 8-secondary air inlet, 9-conical nozzle, 10-fine powder collector, 11-airflow outlet, 12-fine powder collecting port and 13-baffle.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the energy saving vortex powder concentrator described herein is a preferred embodiment, and is only used for illustrating and explaining the present invention, and is not to be construed as limiting the present invention.
In the embodiment, as shown in fig. 1 and fig. 3, an energy-saving vortex powder concentrator includes a powder selecting chamber 1, a cage-shaped rotor 2 disposed in the powder selecting chamber 1, and a driving device 3 fixed on the powder selecting chamber 1 for driving the cage-shaped rotor 2 to rotate. The upper part (upper part in figure 1) of the powder selecting chamber 1 is a cylinder 1.1, the lower part (lower part in figure 2) is fixedly connected with a cone 1.2, and a coarse powder outlet 7 is arranged on the end surface (the end surface of one end which is not connected with the cylinder 1.1) with smaller diameter on the cone 1.2. The end, which is not connected with the cone 1.2, of the cylinder 1.1 is closed, a fine powder outlet 6 is communicated and arranged on the closed end face, a conical nozzle 9 is fixedly arranged on the fine powder outlet 6, the cage-shaped rotor 2 rotates at a high speed, high rotational kinetic energy airflow is generated at the fine powder outlet 6, the conical nozzle 9 is connected with the fine powder outlet 6, and fine particle materials are taken out by utilizing the airflow. And the arc-shaped channel is sleeved in the inner cavity of the fine powder outlet 6, which is beneficial to the accurate entry of the spiral airflow with higher energy into the conical nozzle 9 for discharge. In this embodiment, an air inlet 4 is fixedly arranged along a tangential direction of a portion of a cylinder 1.1 of the powder selecting chamber 1, and the air inlet 4 is arranged on an outer wall of the cylinder 1.1, which is not connected with one end of the cone 1.2. And a baffle 13 for preventing the airflow from the air inlet 4 from directly entering the fine powder outlet 6 is fixedly arranged at the fine powder outlet 6. The baffle 13 is cylindrical with openings at both ends and is arranged concentrically with the cage rotor 2.
Two secondary air inlets 8 are symmetrically and fixedly arranged on the cone 1.2, and the secondary air inlets 8 are horizontally arranged and extend outwards along the outer wall of the cone 1.2. The cylinder 1.1 is fixedly provided with a feed inlet 5, the feed inlet 5 is arranged between an air inlet 4 and a secondary air inlet 8 and extends from the outside of the powder selecting chamber 1 to the inside, namely the feed inlet 5 extends to the inside of the cone 1.2, so that the materials can quickly enter the periphery of the cage-shaped rotor 2 along with spiral airflow for classification after entering the powder selecting chamber 1.
As shown in fig. 3, the fine powder collector 10 of the present embodiment is in the shape of a whistle, the upper portion of the fine powder collector 10 is in a cylindrical shape, and the aperture of the lower portion of the fine powder collector is gradually reduced to form a fine powder collecting port 12, the conical nozzle 9 is located at the center of the cylindrical shape of the fine powder collector 10, and an airflow outlet 11 is formed in the other opposite end surface of the fine powder collector 10, which is beneficial to directly discharging the spiral airflow.
The outer wall of the fine powder outlet 6 is fixedly provided with a driving device 3, the driving device 3 comprises a bearing seat 3.2 fixedly arranged on the fine powder outlet 6, a bearing 3.3 fixedly arranged on the bearing seat 3.2, a rotating shaft 3.4 rotatably connected to the bearing 3.3 and a motor 3.1 connected with the rotating shaft 3.4, an output shaft of the motor 3.1 is fixedly connected with one end of the rotating shaft 3.4, and the other end of the rotating shaft 3.4 extends into the powder selecting chamber 1 and is fixedly connected with the cage-shaped rotor 2. The cage rotor 2 of the present embodiment is vertically arranged, as shown in fig. 1, that is, the rotating shaft 3.4 of the driving device 3 is vertically arranged, which is beneficial to generating spirally rising air flow, so that the grading is more efficient.
The working process of the embodiment: the driving device 3 drives the cage type rotor 2 to rotate, air flow enters the powder selecting chamber 1 from the air inlet 4 and the secondary air inlet 8 and forms spirally rising air flow, materials enter the powder selecting chamber 1 from the feeding port 5, the materials are thrown to the inner wall of the powder selecting chamber 1 under the action of centrifugal force along with the rotation of the spiral air flow and fall out from the coarse powder outlet 7 under the action of gravity, fine particle materials enter the cage type rotor 2 through blade gaps of the cage type rotor under the action of air flow drag force and are discharged from the fine powder outlet 6, the fine particle materials are accelerated through the conical nozzle 9 and then are sprayed into the fine powder collector 10, the air flow is discharged from the air flow outlet 11, and the fine particle materials are discharged from the fine powder collecting port 12 to finish the grading and the collection of the materials.
The structure of this embodiment is basically the same as that of embodiment 1, except for the placement of the cage rotor 2, and the positions of the feed port 5 and the air inlet 4.
As shown in fig. 2, the cage rotor 2 of the present embodiment is horizontally disposed, that is, the rotating shaft 3.4 of the driving device 3 is horizontally disposed, the fine powder outlet 6 is disposed at the right side (right side in fig. 2) of the cylinder 1.1, that is, the fine powder outlet 6 is formed at the right side of the cage rotor 2, a conical nozzle 9 is fixedly disposed on the fine powder outlet 6, and the conical nozzle 9 is fixedly connected to the fine powder collector 10. The feed opening 5 is arranged at the top of the cylinder 1.1, namely on the closed surface of the cylinder 1.1. The two air inlets 4 of this embodiment are symmetrically arranged and are all fixedly arranged on the cone 1.2, and the air inlets 4 of this embodiment are cylindrical and extend horizontally outwards along the outer wall of the cone 1.2.
The working process of the embodiment: the driving device 3 drives the cage type rotor 2 to rotate, the air flow enters the powder selecting chamber 1 from the air inlet 4 and forms spiral air flow, the material enters the powder selecting chamber 1 from the feeding port 5, along with the rotation of the spiral air flow, the coarse particle material is thrown to the inner wall of the powder selecting chamber 1 under the action of centrifugal force and falls out from the coarse powder outlet 7 under the action of gravity, the fine particle material enters the cage type rotor 2 through the blade gaps thereof under the action of air flow drag force and is discharged from the fine powder outlet 6, the fine particle material is accelerated by the conical nozzle 9 and then is sprayed into the fine powder collector 10, the air flow is discharged from the air flow outlet 11, and the fine particle material is discharged from the fine powder collecting port 12, so that the separation and collection processes of the coarse particles and the fine particles in the material.
In addition, the terms "horizontal" and "vertical" in the present invention do not require that the components be absolutely horizontal or vertical, but may be slightly inclined. And the terms of orientation or positional relationship of "upper", "lower", "left", "right", "top", "inside", "outside", etc., described in the present invention are based on the orientation of fig. 1 or fig. 2 of the drawings of the present specification, and are only for convenience of description and simplification of description, and do not indicate or imply that a device or element must have a specific orientation, be constructed and operated in a specific orientation, because it is not to be understood as a limitation to the protection of the present invention.
Claims (8)
1. The utility model provides an energy-conserving vortex selection powder machine, is including the selection powder room that is equipped with feed inlet, air intake, middlings export, fine powder export, locate in the selection powder room and be located the cage type rotor of fine powder export, set firmly and be used for driving cage type rotor pivoted drive arrangement on selecting powder room, its characterized in that: the fine powder outlet is fixedly provided with a conical nozzle which utilizes the rotary airflow with higher energy at the fine powder outlet to spray fine powder materials, the other end of the conical nozzle is connected with a fine powder collector, and the fine powder collector is provided with an airflow outlet and a fine powder collecting opening.
2. The energy-saving vortex powder concentrator of claim 1, wherein: the upper part of the powder selecting chamber is a cylinder, the lower part of the powder selecting chamber is connected with a cone, and the coarse powder outlet is arranged at the other end of the cone.
3. The energy-saving vortex powder concentrator of claim 2, wherein: the cage rotor is vertically placed.
4. The energy-saving vortex powder concentrator of claim 3, wherein: the air inlet is arranged along the tangential direction of the cylindrical part of the powder selecting chamber and is fixedly arranged on the outer wall of one end of the cylinder, which is not connected with the cone; and secondary air inlets are symmetrically formed in the cone.
5. The energy-saving vortex powder concentrator of claim 3 or 4, wherein: the feed inlet is arranged between the air inlet and the secondary air inlet.
6. The energy-saving vortex powder concentrator of claim 2, wherein: the cage rotor is horizontally placed.
7. The energy-saving vortex powder concentrator of claim 6, wherein: the feed inlet is arranged at the top of the powder selecting chamber.
8. The energy-saving vortex powder concentrator of claim 6 or 7, wherein: the air inlets are fixedly arranged on the cone body, are symmetrically arranged, and extend outwards along the outer wall of the cone body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318112.0A CN111085429A (en) | 2019-12-19 | 2019-12-19 | Energy-saving vortex powder separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911318112.0A CN111085429A (en) | 2019-12-19 | 2019-12-19 | Energy-saving vortex powder separator |
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| Publication Number | Publication Date |
|---|---|
| CN111085429A true CN111085429A (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911318112.0A Pending CN111085429A (en) | 2019-12-19 | 2019-12-19 | Energy-saving vortex powder separator |
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| CN (1) | CN111085429A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570064A (en) * | 2020-05-29 | 2020-08-25 | 中钢天源股份有限公司 | Fine-fraction dry powder making system and powder making process thereof |
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|---|---|---|---|---|
| DE3814458A1 (en) * | 1988-04-28 | 1989-11-09 | Krupp Polysius Ag | Air separator |
| DE3826463A1 (en) * | 1988-08-04 | 1990-02-08 | Heinz Jaeger | Air separator |
| CN2753472Y (en) * | 2004-11-22 | 2006-01-25 | 中天仕名科技集团有限公司 | Horizontal vortex powder separating machine with special structure |
| CN1762569A (en) * | 2005-09-15 | 2006-04-26 | 上海交通大学 | Circular spout bed equipped with circular multi-nozzle ventilation mechanism |
| CN203108801U (en) * | 2013-03-11 | 2013-08-07 | 东莞市东恒环保科技有限公司 | Feed divider |
| CN203803793U (en) * | 2014-04-16 | 2014-09-03 | 江西广源化工有限责任公司 | Miniature bottom-air-outlet classification device used for superfine calcite production |
| CN104549780A (en) * | 2015-01-14 | 2015-04-29 | 绵阳蓝奥重型机械制造有限公司 | Novel dual-transmission combined efficient sorting machine |
| CN104984907A (en) * | 2015-07-10 | 2015-10-21 | 中建材（合肥）粉体科技装备有限公司 | Cage type rotor type air powder concentrator |
| CN205146692U (en) * | 2015-11-30 | 2016-04-13 | 南京圣火环境科技有限公司 | Vortex classifier |
| CN206229682U (en) * | 2016-08-21 | 2017-06-09 | 江苏荣达利机械有限公司 | Powder concentrator is classified coil structures in advance |
| CN208879088U (en) * | 2018-10-11 | 2019-05-21 | 商健 | Winnowing type sieving machine |
-
2019
- 2019-12-19 CN CN201911318112.0A patent/CN111085429A/en active Pending
Patent Citations (11)
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|---|---|---|---|---|
| DE3814458A1 (en) * | 1988-04-28 | 1989-11-09 | Krupp Polysius Ag | Air separator |
| DE3826463A1 (en) * | 1988-08-04 | 1990-02-08 | Heinz Jaeger | Air separator |
| CN2753472Y (en) * | 2004-11-22 | 2006-01-25 | 中天仕名科技集团有限公司 | Horizontal vortex powder separating machine with special structure |
| CN1762569A (en) * | 2005-09-15 | 2006-04-26 | 上海交通大学 | Circular spout bed equipped with circular multi-nozzle ventilation mechanism |
| CN203108801U (en) * | 2013-03-11 | 2013-08-07 | 东莞市东恒环保科技有限公司 | Feed divider |
| CN203803793U (en) * | 2014-04-16 | 2014-09-03 | 江西广源化工有限责任公司 | Miniature bottom-air-outlet classification device used for superfine calcite production |
| CN104549780A (en) * | 2015-01-14 | 2015-04-29 | 绵阳蓝奥重型机械制造有限公司 | Novel dual-transmission combined efficient sorting machine |
| CN104984907A (en) * | 2015-07-10 | 2015-10-21 | 中建材（合肥）粉体科技装备有限公司 | Cage type rotor type air powder concentrator |
| CN205146692U (en) * | 2015-11-30 | 2016-04-13 | 南京圣火环境科技有限公司 | Vortex classifier |
| CN206229682U (en) * | 2016-08-21 | 2017-06-09 | 江苏荣达利机械有限公司 | Powder concentrator is classified coil structures in advance |
| CN208879088U (en) * | 2018-10-11 | 2019-05-21 | 商健 | Winnowing type sieving machine |
Non-Patent Citations (1)
| Title |
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| 雅科夫·伊西达洛维奇·别莱利曼: "《全世界孩子最喜爱的大师趣味科学丛书 趣味物理学 续篇》", 31 May 2016 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570064A (en) * | 2020-05-29 | 2020-08-25 | 中钢天源股份有限公司 | Fine-fraction dry powder making system and powder making process thereof |
| CN111570064B (en) * | 2020-05-29 | 2024-01-26 | 中钢天源股份有限公司 | 2mm fine fraction dry powder preparation system and powder preparation process thereof |
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Application publication date: 20200501 |