CN107694930B - Dry-method winnowing device for multi-density ore particles - Google Patents
Dry-method winnowing device for multi-density ore particles Download PDFInfo
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- CN107694930B CN107694930B CN201610649387.2A CN201610649387A CN107694930B CN 107694930 B CN107694930 B CN 107694930B CN 201610649387 A CN201610649387 A CN 201610649387A CN 107694930 B CN107694930 B CN 107694930B
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- 239000002245 particle Substances 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title description 11
- 238000000926 separation method Methods 0.000 claims abstract description 61
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 abstract description 8
- 229910052751 metal Inorganic materials 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 150000002739 metals Chemical class 0.000 abstract description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 34
- 239000011707 mineral Substances 0.000 description 34
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 230000009471 action Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- -1 ferrous metals Chemical class 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004887 air purification Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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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
- B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
-
- 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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- Combined Means For Separation Of Solids (AREA)
Abstract
The invention provides a multi-density ore particle dry separation device, which is characterized in that: the air separation device is provided with an air separation device box body, wherein more than three fans which are arranged from top to bottom are arranged in the air separation device box body; a flow guide layer is correspondingly arranged on the right side of each fan, each flow guide layer is composed of more than three flow guide plates, each flow guide plate is provided with two flow guide surfaces, one flow guide surface faces to the left upper side, and the other flow guide surface faces to the right upper side; the top surface of the box body of the winnowing device is provided with a feed inlet, and the feed inlet is positioned above the position between the leftmost guide plate of the uppermost guide layer and the uppermost fan; the lower part of the flow guide layer in the air separation device box body is provided with an inclined material receiving plate, and a discharge hole is formed in the intersection of the air separation device box body and the material receiving plate. The invention has the advantages of low cost, low energy consumption, simple structure, convenient operation, high separation efficiency and large enrichment ratio of nonferrous metals.
Description
Technical Field
The invention belongs to the field of separation machinery, and particularly relates to dry-process mineral separation machinery.
Background
The traditional mineral separation process cannot be separated from boiling water and a plurality of auxiliary reagents, and waste of water resources and environmental pollution are easily caused. Particularly in some arid water-deficient areas, the use of water as a beneficiation medium not only pollutes water resources but also has a huge cost. Therefore, dry beneficiation has important significance in some arid areas and when the raw materials are suitable for dry treatment.
At present, most of dry mineral separation technologies are magnetic separation, the main separation object is magnetic raw ore, and the dry separation technology for minerals without magnetism is less. In patent No. ZL 200620030457.8, an iron ore winnowing device is proposed, which separates iron ore powder from impurities by gravity and wind. The object of this technique separation is iron ore, and in the ore dressing process, direct contact between ore deposit grain and the rotatory fan, and relative motion is great, easily causes the damage of fan. And the flowing direction of the air flow is opposite to the falling direction of the iron ore particles with high specific gravity, which is not beneficial to the separation of the iron ore powder and the impurities.
Disclosure of Invention
The invention provides a multi-density ore particle dry-method winnowing device, which aims to solve the defects in the prior art and provide the multi-density ore particle dry-method winnowing device with low cost, small energy consumption, simple structure, convenient operation, high separation efficiency and large non-ferrous metal enrichment ratio.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a many density ore particles dry separation device which characterized in that: the air separation device is provided with an air separation device box body, wherein more than three fans which are arranged from top to bottom are arranged in the air separation device box body; a flow guide layer is correspondingly arranged on the right side of each fan, each flow guide layer is composed of more than three flow guide plates, each flow guide plate is provided with two flow guide surfaces, one flow guide surface faces to the left upper side, and the other flow guide surface faces to the right upper side; the top surface of the box body of the winnowing device is provided with a feed inlet, and the feed inlet is positioned above the position between the leftmost guide plate of the uppermost guide layer and the uppermost fan; an inclined material receiving plate is arranged below the flow guide layer in the air separation device box body, and a discharge hole is formed in the intersection of the air separation device box body and the material receiving plate;
more than one air storage box body arranged from top to bottom is arranged in the box body of the air separation device, the fan is arranged on the left side surface of the air storage box body, and the right side surface of the air storage box body is provided with an air outlet;
the wind speed adjusting device comprises a movable air outlet flashboard and an air outlet flashboard driving device, and the movable air outlet flashboard can shield the air outlet;
the upper end of a hole formed in the position, corresponding to the air outlet, of the air outlet flashboard is provided with a transverse upper horizontal plate, the lower end of the air outlet of the box body of the air separation device is provided with a transverse lower flat plate, and a horizontal airflow channel is formed between the upper horizontal plate and the lower flat plate;
a hopper is arranged above the feeding hole, a lower opening of the hopper is positioned above the feeding hole, a flow adjusting plate capable of sliding transversely is arranged between the hopper and the feeding hole, and the flow adjusting plate can shield the lower opening of the hopper.
The reciprocating of air outlet flashboard is through a vertical motor drive, the output shaft screw rod of vertical motor, and the screw rod meshes with the nut, and the nut links firmly with vertical air outlet flashboard, and the air outlet flashboard shelters from the air outlet, and the air outlet flashboard is seted up porosely in the position department that corresponds with the air outlet.
Connect the flitch to be equipped with vertical division board, will connect the flitch to cut apart into and connect the silo.
An internal circulation channel which is communicated with the space on the left side of the fan and the space on the right side of the diversion layer is arranged in the winnowing device box body below the material receiving plate.
The invention has the advantages that:
in the device, axial fan and air outlet are located the upper left side downside and the upper right side of wind storage box respectively, can make the air current that axial fan produced obtain the buffering, can make simultaneously deposit in the wind storage box from the light mineral of inner loop passageway air current carrying. The upper and lower horizontal plates can generate uniform airflow in the nearly horizontal direction to act on the falling ore particles. The air flow speed acting on the ore particles can be changed by the axial flow fan and the air speed adjusting device.
The multistage water conservancy diversion layer that sets up plays the effect of carrying out a lot of separation with the many density ore grain, and the left side is enriched to the big density ore grain, and the right side is enriched to the low density ore grain to enlarge the separation coefficient of many density ore grain. The internal circulation channel can recycle wind and collect light minerals. The inclined material receiving plate can enable minerals with different densities to be stacked at different discharge ports.
The invention utilizes the gravity interaction of controllable airflow and ore particles with certain granularity to effectively enrich the multi-density nonferrous metal ore particles after multiple times of separation. Compared with the prior dry-method mineral separation technology, the device has the advantages of simple structure, low cost, high separation efficiency, large enrichment ratio of non-ferrous metals, environmental protection, no pollution, easy operation and the like. Can be well applied to the fields of separation and enrichment of mine nonferrous metals.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural section view of a multi-density ore granule dry-method air separation device;
FIG. 2 is a cross-sectional view B-B of FIG. 1;
FIG. 3 is an outward view of FIG. 2 from direction A;
FIG. 4 is a schematic view of a wind speed adjustment device;
FIG. 5 is a cross-sectional view C-C of FIG. 4;
fig. 6 is a schematic structural view of a blanking device and a flow regulating plate.
Detailed Description
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other embodiments can be obtained according to the drawings without inventive labor.
The left and right in the invention are only used for conveniently describing the relative position relationship of the components, and the structure and the effect of the invention are not influenced by the exchange of the left and the right.
As shown in fig. 1, 2 and 3, the invention relates to a multi-density ore particle dry-method winnowing device, which comprises an axial flow fan 1, an axial flow fan 2, an axial flow fan 3, an air storage box body 4, an air storage box body 5, an air storage box body 6, a wind speed adjusting device 7, a blanking device 8, a flow adjusting device 9, a winnowing device top cover plate 10, a winnowing device side plate 11, an air outlet 12, an air outlet 13, an air outlet 14, a lower horizontal plate 15, a diversion layer 16, a diversion layer 17, a diversion layer 18, a right air baffle plate 19, a discharge outlet 20, a winnowing device bottom plate 21, a partition plate 22, a mineral material receiving plate 23, an internal circulation channel 24, a support foot rest 25, a left air baffle plate 26, an air inlet 27, a discharge outlet flashboard.
The left wind shield 26, the right wind shield 19, the top cover plate 10 of the air separation device, the bottom plate 21 of the air separation device and the two side plates 11 of the air separation device form an air separation device box body in an enclosing mode.
The air inlet 27 is formed in the left wind shield 26, the air storage box body 4, the air storage box body 5 and the air storage box body 6 are sequentially arranged in the box body of the winnowing device from top to bottom, the axial flow fan 1, the axial flow fan 2 and the axial flow fan 3 are respectively fixed on the left side faces of the air storage box body 4, the air storage box body 5 and the air storage box body 6, and the air flow provided by the axial flow fan 1, the axial flow fan 2 and the axial flow fan 3 is adjustable. The right sides of the air storage box body 4, the air storage box body 5 and the air storage box body 6 are respectively provided with an air outlet 12, an air outlet 13 and an air outlet 14.
The air storage box body 4, the air storage box body 5 and the air storage box body 6 can play a role in buffering the air flow provided by the axial flow fan 1, the axial flow fan 2 and the axial flow fan 3, and can form uniform flow.
The wind speed of the air outlet 12, the air outlet 13 and the air outlet 14 can be adjusted by the working states of the axial flow fan 1, the axial flow fan 2 and the axial flow fan 3, and the wind speed acting on falling ore particles can be adjusted by changing the sizes of the air outlet 12, the air outlet 13 and the air outlet 14 through the wind speed adjusting device 7.
The wind speed adjusting device 7 is composed of a motor 701, a nut 702, a connecting plate 703, a bolt assembly 704, a screw 705, an air outlet shutter 706, three upper horizontal plates 707 and the like. The output shaft of the motor 701 is connected to a screw 705. The nut 702 is intermeshed with the screw 705. The flange of the nut 702 is connected with a connecting plate 703 by a bolt assembly, and the connecting plate 703 is fixedly connected with an air outlet shutter 706 by a bolt assembly 704. The motor 701 drives the screw 705 to rotate, the nut 702 moves up and down, and the nut 702 drives the air outlet shutter 706 to move up and down in the vertical direction through the connecting plate 703. The upper horizontal plate 707 is fixed to the air outlet shutter 706 in a horizontal state. The rectangular hole 708 formed on the air outlet shutter 706 corresponds to the shape of the air outlet 12, the air outlet 13 and the air outlet 14 on the air storage box body 4, the air storage box body 5 and the air storage box body 6.
The three lower horizontal plates 15 below the air outlet 12, the air outlet 13 and the air outlet 14 and the three upper horizontal plates 707 in the air speed adjusting device 7 form a plurality of parallel channels, so that the airflow acts on the falling ore particles in the horizontal direction. The distance between the upper horizontal plate 707 and the lower horizontal plate 15 (i.e. the size of the air outlet channel capable of discharging air) is increased or decreased along with the forward and reverse rotation of the screw 705, so as to adjust the air speed of the air outlet. The control of the sizes of all the air outlets is consistent, different structures can be adopted for independent control, and the correspondingly realized wind speed size adjusting range is larger.
The blanking device 8 is fixed on the top cover plate 10 of the air separation device and consists of a slideway 801, a baffle 802 and a hopper 803 with openings at the upper part and the lower part. A slideway 801 is arranged below the hopper 803, a stop 802 is arranged at the tail end of the slideway 801, a flow adjusting plate 9 embedded in the slideway 801 can slide left and right on a top cover plate 10 of the air separation device along the slideway 801, and the size of a lower opening of the hopper 803, namely the size of a mineral falling opening in the blanking device, is adjusted by the different degrees of the lower opening of the hopper 803 which is shielded by the flow adjusting plate 9.
The winnowing device is internally provided with three stages of flow guide layers, namely a flow guide layer 16, a flow guide layer 17 and a flow guide layer 18 (dotted lines in figure 1 only indicate the positions of the flow guide layers), each stage of flow guide layer is formed by horizontally arranging three equilateral L-shaped flow guide plates, and the corresponding edges of the flow guide plates in the same flow guide layer are parallel to each other. For example, the flow guiding layer 16 is formed by horizontally arranging three equilateral L-shaped flow guiding plates 161, each flow guiding plate 161 has a flow guiding surface 162 facing the upper left and a flow guiding surface 163 facing the upper right, the three flow guiding surfaces 162 of the three flow guiding plates 161 are parallel, and the three flow guiding surfaces 163 are parallel.
The lower opening of the hopper 803 of the blanking device 8 is communicated with the feeding hole 100 arranged on the top cover plate 10 of the air separation device. The inlet 100 is located at the upper right of the uppermost outlet 12 and at the upper left of the leftmost baffle 161 of the uppermost baffle 16.
After being sorted, the ore particles fall on the material receiving plate 23, and the material receiving plate 23 is installed on the top plate of the inner circulation channel 24 and is obliquely installed at an included angle with the top plate of the inner circulation channel 24, and meanwhile, the triangular rib plates are used for stabilizing. Connect the flitch 23 the top to be equipped with the vertical division board 22 of several, will connect flitch 23 to divide into a plurality of regions, form and connect the silo.
The internal circulation channel 24 is fixed on the bottom plate 21 of the winnowing device and is positioned below the material receiving plate 23. The inner circulation channel 24 is communicated with the left space of the axial flow fan 1, the axial flow fan 2 and the axial flow fan 3, the diversion layer 16, the diversion layer 17 and the right space of the diversion layer 18
The airflow flows in the horizontal direction from the air outlet 12, the air outlet 13 and the air outlet 14, flows to the right wind shield 19 after acting on falling ore particles, flows back, and finally flows to the axial flow fan 1, the axial flow fan 2 and the axial flow fan 3 from the inner circulation channel 24.
The discharge port 20 is arranged on the side plate 11 of the air separation device in front of the air separation device, the height position corresponds to the lower end of the material receiving plate 23, and the width corresponds to the width of the material receiving plate 23. The opening and closing of the spout 20 is achieved by a spout shutter 28, and the spout shutter 28 is movable up and down in the vertical direction along a shutter support 29.
The supporting foot frame 25 is positioned at the bottom of the device and plays a role of supporting the multi-density ore particle dry-method winnowing device.
The airflow generated by the axial flow fan 1 enters the air storage box body 4, the airflow of the air storage box body 4 is subjected to air speed adjustment through the air outlet 12 and enters a sorting area of the air separation device, the minerals in the blanking device 8 fall to a position between the uppermost air outlet 12 and the leftmost guide plate 161 of the uppermost guide layer 16 from the lower opening of the hopper 803 through the flow adjusting device 9, namely enter the sorting area, the minerals are subjected to air flow action to deviate and fall to the primary guide layer 16, the minerals with different densities flow in different directions along the surface of the guide plate of the layer, the transverse distance blown by the air flow of the heavy mineral particles is short, the transverse distance blown by the air flow of the light mineral particles is long, and the heavy mineral particles and the light mineral particles are separated. And then slide down the flow directing surface 162 or 163 of each flow guide plate 161, respectively.
The light and heavy mineral particles after the primary separation continuously fall, the axial flow fan 2 generates air flow to enter the air storage box body 5, the particles at the position on the particles which continuously fall are subjected to secondary separation under the action of the air flow through the air outlet 13, the particles flow along the surface of the guide plate of the secondary guide layer 17, namely the guide surface after the separation, the heavy mineral flows leftwards, the light mineral flows rightwards, more mineral particles with different components are obtained, and the total separation coefficient is increased.
The light and heavy mineral particles obtained after the second-stage separation continuously fall, the axial flow fan 3 generates airflow to enter the air storage box body 6, the discrete multi-density particles continuously fall under the action of the air outlet 14, the mineral particles are separated for the third time under the action of the airflow, the separated mineral particles flow in different directions along the surface of the guide plate of the three-stage guide layer 18, namely the guide surface, the heavy mineral flows towards the left, the light mineral flows towards the right, and after the three-stage separation, the total separation coefficient becomes large again.
Finally, the ore particles with different components fall to the receiving plate 23 and slide to each discharge port 20 along the receiving plate 23, the discharge port flashboard 28 is moved upwards to open the discharge ports 20, and the separated ore particles are recovered. From left to right, the density of the mineral particles flowing out of the discharge port 20 decreases in sequence, and the content of non-ferrous metals also decreases in sequence.
The air flow with the minimum density in the multi-density mineral particles enters the left side of the area where the axial flow fan 1, the axial flow fan 2 and the axial flow fan 3 are located through the inner circulation channel 24 under the action of the air flow, the particles in the inner circulation channel 24 can be partially settled, the air flow contains less particles, the air purification effect is achieved, the air flow entering the left side of the area where the axial flow fan 1, the axial flow fan 2 and the axial flow fan 3 are located enters the air storage box body 4, the air storage box body 5 and the air storage box body 6 again under the action of the axial flow fan 1, the axial flow fan 2 and the axial flow fan 3, and the air source is recycled.
In conclusion, when the minerals fall under the action of gravity, a wind source with certain speed and direction is introduced, the heavy minerals fall nearly under the influence of the wind direction of the wind source, the light minerals fall far away, and the light and heavy minerals can be separated. The guide plates are utilized to guide the light and heavy minerals to different areas, and then the wind source with certain speed and direction is introduced to carry out sorting for a plurality of times, so that the minerals with different components are finally obtained, and the non-ferrous metal components in each component have great difference in height. The device can realize the separation of large separation coefficient, and can effectively enrich the multi-density nonferrous metal ore particles.
The dry-method winnowing device has the characteristics of low energy consumption, no pollution, small equipment volume, low cost and the like, accords with the strategic decision of national economic transformation, and has wide development prospect.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. The utility model provides a many density ore particles dry separation device which characterized in that: the air separation device is provided with an air separation device box body, wherein more than three fans which are arranged from top to bottom are arranged in the air separation device box body; a flow guide layer is correspondingly arranged on the right side of each fan, each flow guide layer is composed of more than three flow guide plates, each flow guide plate is provided with two flow guide surfaces, one flow guide surface faces to the left upper side, and the other flow guide surface faces to the right upper side; the top surface of the box body of the winnowing device is provided with a feed inlet, and the feed inlet is positioned above the position between the leftmost guide plate of the uppermost guide layer and the uppermost fan; an inclined material receiving plate is arranged below the flow guide layer in the air separation device box body, and a discharge hole is formed in the intersection of the air separation device box body and the material receiving plate;
more than one air storage box body arranged from top to bottom is arranged in the box body of the air separation device, the fan is arranged on the left side surface of the air storage box body, and the right side surface of the air storage box body is provided with an air outlet;
the wind speed adjusting device comprises a movable air outlet flashboard and an air outlet flashboard driving device, and the movable air outlet flashboard can shield the air outlet;
the upper end of a hole formed in the position, corresponding to the air outlet, of the air outlet flashboard is provided with a transverse upper horizontal plate, the lower end of the air outlet of the box body of the air separation device is provided with a transverse lower flat plate, and a horizontal airflow channel is formed between the upper horizontal plate and the lower flat plate;
a hopper is arranged above the feeding hole, a lower opening of the hopper is positioned above the feeding hole, a flow adjusting plate capable of sliding transversely is arranged between the hopper and the feeding hole, and the flow adjusting plate can shield the lower opening of the hopper.
2. The dry separation device for the multi-density ore particles according to claim 1, characterized in that: the reciprocating of air outlet flashboard is through a vertical motor drive, the output shaft screw rod of vertical motor, and the screw rod meshes with the nut, and the nut links firmly with vertical air outlet flashboard, and the air outlet flashboard shelters from the air outlet, and the air outlet flashboard is seted up porosely in the position department that corresponds with the air outlet.
3. The dry separation device for the multi-density ore particles according to claim 1, characterized in that: connect the flitch to be equipped with vertical division board, will connect the flitch to cut apart into and connect the silo.
4. The dry separation device for the multi-density ore particles according to claim 1, characterized in that: an internal circulation channel which is communicated with the space on the left side of the fan and the space on the right side of the diversion layer is arranged in the winnowing device box body below the material receiving plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610649387.2A CN107694930B (en) | 2016-08-09 | 2016-08-09 | Dry-method winnowing device for multi-density ore particles |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610649387.2A CN107694930B (en) | 2016-08-09 | 2016-08-09 | Dry-method winnowing device for multi-density ore particles |
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| CN107694930A CN107694930A (en) | 2018-02-16 |
| CN107694930B true CN107694930B (en) | 2021-07-13 |
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| CN201610649387.2A Expired - Fee Related CN107694930B (en) | 2016-08-09 | 2016-08-09 | Dry-method winnowing device for multi-density ore particles |
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| CN112076999B (en) * | 2020-08-18 | 2022-01-25 | 四川九洲电器集团有限责任公司 | Dielectric material particle sorting equipment and method for preparing Luneberg lens antenna |
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| CN201124160Y (en) * | 2007-12-10 | 2008-10-01 | 李禄海 | Electric windmill |
| CN201505634U (en) * | 2009-10-16 | 2010-06-16 | 苏州三威染料化学有限公司 | Trash separator |
| CN201529622U (en) * | 2009-11-19 | 2010-07-21 | 中国华录·松下电子信息有限公司 | Automatic sorting device for compression springs |
| CN202655242U (en) * | 2012-06-27 | 2013-01-09 | 山东亿恺仓储工程有限公司 | Circulated air system of grain selecting separator |
| CN103639117A (en) * | 2013-12-20 | 2014-03-19 | 江苏大学 | Wind-powered sorting separator |
| CN204934002U (en) * | 2015-08-18 | 2016-01-06 | 山东晶鑫晶体科技有限公司 | A kind of polycrystalline particle pneumatic separator |
| CN105327856A (en) * | 2015-11-27 | 2016-02-17 | 红塔烟草(集团)有限责任公司 | Novel pneumatic separating device |
| CN105396787A (en) * | 2015-11-30 | 2016-03-16 | 无锡市茗雅东方茶艺科技有限公司 | Tea leaf winnowing machine with electrostatic dust collection function |
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