CN219850817U - Flow guiding mechanism and ultra-micro separation device - Google Patents
Flow guiding mechanism and ultra-micro separation device Download PDFInfo
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- CN219850817U CN219850817U CN202320166002.2U CN202320166002U CN219850817U CN 219850817 U CN219850817 U CN 219850817U CN 202320166002 U CN202320166002 U CN 202320166002U CN 219850817 U CN219850817 U CN 219850817U
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- 238000000926 separation method Methods 0.000 title claims abstract description 135
- 230000007246 mechanism Effects 0.000 title claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 147
- 241000287828 Gallus gallus Species 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 239000013618 particulate matter Substances 0.000 abstract 1
- 230000009471 action Effects 0.000 description 8
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 6
- 239000011362 coarse particle Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000010419 fine particle Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model discloses a flow guiding mechanism and an ultra-micro separation device, wherein the flow guiding mechanism comprises a separation shell which is arranged in a closed manner, a plurality of air guiding blades are annularly arranged in the separation shell to form an air guiding ring, the separation shell is divided into a separation cavity positioned in the air guiding ring and an air guiding cavity positioned outside the air guiding ring, an air guiding gap is reserved between two adjacent air guiding blades to enable the separation cavity to be communicated with the air guiding cavity, and the separation cavity is used for arranging a separation impeller; the top and the bottom of the separation shell are respectively provided with a fine material separation opening and a coarse material separation opening, and the fine material separation opening and the coarse material separation opening are communicated with the separation cavity; the fine material selecting opening is communicated with a negative pressure mechanism so as to generate negative pressure in the sorting shell; the separation shell is provided with a plurality of material gas inlets, and all the material gas inlets are communicated with the induced air cavity. The flow field disturbance problem of the existing ultra-micro separation device can be solved. The ultra-micro separation device comprises the flow guiding mechanism, and can solve the problems that the existing ultra-micro separation device is low in separation efficiency and high in coarse particulate matter collection difficulty.
Description
Technical Field
The utility model relates to the technical field of ultra-micro separation, in particular to a flow guiding mechanism and an ultra-micro separation device.
Background
The ultra-micro separation device is widely applied to separation of coarse particle matters and fine particle matters in the material gas, and the principle is that the gas is sucked into the device through negative pressure, so that the material gas passes through separation impellers arranged in the device in a rotating way under the action of the negative pressure, the coarse particle matters cannot pass through gaps between blades of the separation impellers, so that the coarse particle matters can fall down under the action of gravity after stall, the fine particle matters can enter the separation impellers through the gaps between the blades of the separation impellers, are discharged along a pipeline under the action of the negative pressure, and the separation of the coarse particle matters and the fine particle matters in the material gas can be realized through the principle.
The existing ultra-micro sorting device generally has the following problems: because the separation flow field is relatively turbulent, the introduced feed gas flow and the fallen coarse particulate matters are easy to mutually turbulent, so that the separation flow field and the fallen coarse particulate matters are mutually interfered, the separation efficiency is seriously reduced, and meanwhile, the collection difficulty of the coarse particulate matters is improved, so that the subsequent treatment of the coarse particulate matters is not facilitated.
Disclosure of Invention
The first object of the present utility model is to provide a flow guiding mechanism, which can solve the problem of flow field disturbance of the existing ultra-micro separation device.
The second object of the present utility model is to provide an ultra-micro separation device, which can solve the problems of low separation efficiency and high collection difficulty of coarse particulate matters in the existing ultra-micro separation device.
The utility model is realized by the following technical scheme:
the guide mechanism comprises a separation shell which is arranged in a sealing manner, wherein a plurality of air guide blades are annularly arranged in the separation shell to form an air guide ring, the separation shell is divided into a separation cavity positioned in the air guide ring and an air guide cavity positioned outside the air guide ring, an air guide gap is reserved between two adjacent air guide blades to enable the separation cavity to be communicated with the air guide cavity, and the separation cavity is used for arranging a separation impeller; the top and the bottom of the separation shell are respectively provided with a fine material separation opening and a coarse material separation opening, and the fine material separation opening and the coarse material separation opening are communicated with the separation cavity; the fine material selecting opening is communicated with a negative pressure mechanism so as to generate negative pressure in the sorting shell; the separation shell is provided with a plurality of material gas inlets, and all the material gas inlets are communicated with the induced air cavity.
Optionally, the wind guiding blades are rectangular plates arranged vertically, and all the wind guiding blades incline along the same rotation direction, so that each wind guiding blade is arranged along a chord line of the wind guiding ring, and airflow passing through the wind guiding gap forms a rotational flow.
Optionally, the coarse fodder selecting port is communicated with a coarse fodder cone hopper, the inner diameter of the coarse fodder cone hopper is reduced along the vertical downward direction, and the bottom of the coarse fodder cone hopper is provided with a coarse fodder outlet.
Optionally, the diameter of the coarse fodder selecting opening is slightly smaller than the inner diameter of the air guide ring, and the inner diameter of the top of the coarse fodder cone hopper is larger than the diameter of the coarse fodder selecting opening.
Optionally, all the material gas inlets are arranged at the bottom of the separation shell and annularly surround the coarse material separation opening; the coarse fodder cone is fought overcoat and is equipped with airtight material gas shell that sets up, the bottom of coarse fodder cone is fought link up the material gas shell, so that the material gas shell the inner wall with form the material gas and rise the passageway between the outer wall of coarse fodder cone, the top of material gas shell with all the material gas entry intercommunication, the bottom and the material gas source intercommunication of material gas shell.
Optionally, the gas feed shell is detachably connected with the separation shell through a flange.
Optionally, a chicken neck pipe is sleeved in the fine material selecting opening, the outer diameter of the chicken neck pipe is matched with the diameter of the fine material selecting opening, and the bottom end of the chicken neck pipe extends into the selecting cavity.
An ultra-micro sorting apparatus comprising:
the sorting impeller is in transmission connection with a motor;
the flow guiding mechanism is characterized in that the sorting impeller is arranged in the sorting cavity, and a discharge hole of the sorting impeller is communicated with the fine material selecting hole.
Optionally, the rotational direction of the sorting impeller is opposite to the rotational direction of the rotational flow formed after passing through the air guiding gap.
Optionally, the rotating shaft of the sorting impeller is vertically arranged, and the discharge hole of the sorting impeller is arranged at the top of the sorting impeller.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
according to the diversion mechanism provided by the utility model, the separation shell is arranged, the plurality of air guide blades are annularly arranged in the separation shell to form the air guide ring, the separation shell is divided into the separation cavity and the air guide cavity, and the fine material separation opening, the coarse material separation opening and the opening positions of the material gas inlets are defined on the basis, so that the material gas inlets are only communicated with the air guide cavity, the fine material separation opening and the coarse material separation opening are only communicated with the separation cavity, and the sucked material gas flow and the falling coarse material are physically isolated, so that the probability of interference between the fine material separation opening and the coarse material separation opening is reduced; during the use, through setting up negative pressure mechanism and making it communicate with the fine material selection mouth, form continuous negative pressure in the separation shell, the material gas is inhaled into the induced air intracavity through the material gas entry under the effect of negative pressure, and flow along induced air chamber, then pass the wind gap between the wind-guiding blades, contact with rotatory separation impeller, at this moment, the fine material gets into the separation impeller inside, select along the fine material selection mouth under the effect of negative pressure, the coarse material is with the stall after selecting impeller contact, fall under centrifugal force and self gravity, select along the coarse material selection mouth, coarse material whereabouts in-process can hardly contact and take place to interfere with the material gas flow of material gas entry inhalant, consequently, can fall into in the coarse material selection mouth smoothly, simultaneously, the material gas flow also can not be because of contacting with the coarse material of whereabouts and vortex, contact with separation impeller after smoothly passing the wind-guiding clearance, realize high-efficient separation, consequently, this guiding mechanism can solve the problem that current super-differential selection device flow field is disturbed.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
fig. 1 is a schematic diagram of an ultra-micro separation device with a flow guiding mechanism according to an embodiment of the present utility model.
In the drawings, the reference numerals and corresponding part names:
1-sorting impellers; 2-an electric motor; 10-sorting shells; 11-sorting chamber; 12-an induced draft cavity; 13-fine material selecting; 14-coarse material selecting; 15-a feed gas inlet; 20-wind guiding blades; 21-an air guide gap; 30-a coarse material cone hopper; 31-coarse material outlet; 40-a material gas shell; 41-a feed gas elevation channel; 50-flanges; 60-chicken neck tube.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.
Examples
Referring to fig. 1, the present embodiment provides a flow guiding mechanism, including a separation housing 10 disposed in a closed manner, in which a plurality of air guiding blades 20 are annularly disposed in the separation housing 10 to form an air guiding ring, so that the separation housing 10 is divided into a separation cavity 11 located in the air guiding ring and an air guiding cavity 12 located outside the air guiding ring, an air guiding gap 21 is reserved between two adjacent air guiding blades 20, so that the separation cavity 11 is communicated with the air guiding cavity 12, and the separation cavity 11 is used for setting a separation impeller; the top and the bottom of the separation shell 10 are respectively provided with a fine material separation opening 13 and a coarse material separation opening 14, and the fine material separation opening 13 and the coarse material separation opening 14 are communicated with the separation cavity 11; the fine material selecting opening 13 is communicated with a negative pressure mechanism so as to generate negative pressure in the sorting shell 10; the separation shell 10 is provided with a plurality of material gas inlets 15, and all the material gas inlets 15 are communicated with the induced air cavity 102.
According to the diversion mechanism provided by the embodiment, the separation shell 10 is arranged, the plurality of air guide blades 20 are annularly arranged in the separation shell to form an air guide ring, the separation shell 10 is divided into the separation cavity 11 and the air guide cavity 12, and the opening positions of the fine material separation opening 13, the coarse material separation opening 14 and the material gas inlet 15 are defined on the basis, so that the material gas inlet 15 is only communicated with the air guide cavity 12, the fine material separation opening 13 and the coarse material separation opening 14 are only communicated with the separation cavity 11, and the sucked material gas flow and the falling coarse material are physically isolated, so that the probability of interference between the two is reduced; when the separator is used, through arranging the negative pressure mechanism and enabling the negative pressure mechanism to be communicated with the fine material selecting opening 13, continuous negative pressure is formed in the separation shell 10, material gas is sucked into the induced air cavity 12 through the material gas inlet 15 under the action of the negative pressure and flows along the induced air cavity 12, then the material gas passes through the air guide gap 21 between the air guide blades 20 and contacts with the rotating separation impeller 1, at the moment, fine materials enter the inside of the separation impeller 1 and are selected along the fine material selecting opening 13 under the action of the negative pressure, coarse materials are contacted with the separation impeller 1 and then stall, fall under the action of centrifugal force and self gravity and are selected along the coarse material selecting opening 14, the material gas flow sucked by the material gas inlet 15 is hardly contacted with and interfered with in the coarse material falling process, and therefore the material gas flow can fall into the coarse material selecting opening 14 smoothly, meanwhile, the material gas flow is not disturbed due to the contact with the falling coarse material gas flow, and is smoothly contacted with the separation impeller 1 after passing through the air guide gap 21, so that the efficient separation is realized.
It should be noted that, the negative pressure mechanism adopts any negative pressure machine or induced draft fan in the prior art, and only needs to continuously generate negative pressure in the separation shell 10.
In order to further explain the specific structure and arrangement manner of the wind guiding blades 20, the wind guiding blades 20 are rectangular plates arranged vertically, the top end and the bottom end are respectively connected with the inner top wall and the inner bottom wall of the sorting shell 10, all the wind guiding blades 20 incline along the same rotation direction, so that the plane where the wind guiding blades 20 are located does not pass through the center of the wind guiding ring, for example, the plane inclines 15 degrees along the anticlockwise direction by the vertical central line of the plane, so that an included angle of 15 degrees is generated with the diameter of the wind guiding ring, and each wind guiding blade 20 is arranged along the chord line of the wind guiding ring, so that the airflow passing through the wind guiding gap 21 does not directly impact the axis of the wind guiding ring, but forms a rotational flow around the axis of the wind guiding ring.
Through the arrangement, the material gas flow forms a rotational flow in the separation cavity 11 and is contacted with the rotary separation impeller 1, on one hand, coarse materials in the material gas flow bear centrifugal force caused by the rotational flow, on the other hand, the rotational flow is utilized to wrap up the turbulent flow, the probability of the turbulence of the gas flow in the separation cavity 11 is reduced, and on the third hand, the separation efficiency can be adjusted by controlling the rotating speed and the inclination angle of the wind guide blades 20 because the separation impeller 1 rotates.
Preferably, the rotational direction of the rotational flow formed by the air guide gap 21 is opposite to the rotational direction of the sorting impeller 1, so that the material gas flow and the sorting impeller 1 are impacted, and the sorting efficiency is improved.
In order to further facilitate the collection of coarse materials obtained by sorting, the coarse material sorting port 14 is communicated with a coarse material cone hopper 30, the inner diameter of the coarse material cone hopper 30 is reduced along the vertical downward direction, and a coarse material outlet 31 is formed in the bottom of the coarse material cone hopper 30.
Through setting up coarse fodder awl fill 30, can collect the coarse fodder that the separation obtained, on the other hand, the bore of coarse fodder export 31 of coarse fodder awl fill 30 is less than the bore of coarse fodder selection mouth 14, can further promote the seal of separation shell 10, reduces its degree of difficulty that forms the negative pressure.
In order to further facilitate the coarse materials after sorting to fall into the coarse material cone hopper 30, the diameter of the coarse material sorting opening 14 is slightly smaller than the inner diameter of the air guide ring, and the inner diameter of the top of the coarse material cone hopper 30 is larger than the diameter of the coarse material sorting opening 14.
Through the above arrangement, coarse materials obtained through separation are easy to accumulate on the bottom wall of the separation shell 10 through optimization of the size due to the fact that the coarse materials are easy to be close to the inner wall of the air guide ring under the action of centrifugal force and self gravity after being stalled.
In order to further utilize the conical outer wall of the coarse fodder cone 30, all the fodder gas inlets 15 are opened at the bottom of the sorting shell 10 and are annularly arranged around the coarse fodder sorting outlet 14; the coarse fodder cone hopper 30 overcoat is equipped with airtight setting's material gas shell 40, coarse fodder cone hopper 30's bottom link up material gas shell 40, so that material gas shell 40's inner wall with form material gas rising channel 41 between the outer wall of coarse fodder cone hopper 30, material gas shell 40's top and whole material gas inlet 15 intercommunication, material gas shell 40's bottom and material gas source intercommunication.
Through the above arrangement, under the action of negative pressure, the feed gas is sucked into the feed gas shell 40 from the feed gas source and flows upwards along the feed gas ascending channel 41, and in the process, as the outer wall of the coarse feed cone hopper 30 is conical, the higher the position is, the smaller the volume of the feed gas ascending channel 41 is, so that the flow speed of the feed gas flow is gradually accelerated, and then the feed gas is quickly introduced into the induced draft cavity 12 through the feed gas inlet 15, so that the separation efficiency is improved.
Preferably, the gas housing 40 is detachably connected to the separation housing 10 by a flange 50 for easy assembly and disassembly and maintenance.
Preferably, the fine material selecting opening 13 is sleeved with a chicken neck pipe 60, the outer diameter of the chicken neck pipe 60 is matched with the diameter of the fine material selecting opening 13, and the bottom end of the chicken neck pipe 60 extends into the sorting cavity 11.
Through the arrangement, the gap between the inside of the sorting impeller 1 and the fine material sorting opening 13 can be compensated by utilizing the stretched chicken neck pipe 60, fine materials are prevented from falling into the sorting cavity 11 again, and sorting efficiency is guaranteed.
Referring to fig. 1 again, the present embodiment further provides an ultra-micro selecting device, including: the sorting impeller 1 is in transmission connection with a motor 2; the second comprises any one of the above diversion mechanisms, the sorting impeller 1 is arranged in the sorting cavity 11, and a discharge hole of the sorting impeller 1 is communicated with the fine material sorting hole 13.
This super little separator because be provided with above-mentioned arbitrary guiding mechanism, consequently can effectively solve the current super little separator flow field disorder's problem to avoid the mutual interference between material gas flow and the coarse fodder of whereabouts by a wide margin, when promoting separation efficiency, also can reduce the collection degree of difficulty of coarse fodder, thereby solve the current super little separator separation efficiency low, and the problem that the coarse granule material collection degree of difficulty is high.
Preferably, the rotational direction of the classifying impeller 1 is opposite to the rotational direction of the rotational flow formed after passing through the air guiding gap 21.
Preferably, the rotating shaft of the sorting impeller 1 is vertically arranged, and the discharge hole of the sorting impeller 1 is arranged at the top of the sorting impeller 1.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The flow guiding mechanism is characterized by comprising a separation shell (10) which is arranged in a sealing manner, wherein a plurality of air guiding blades (20) are annularly arranged in the separation shell (10) to form an air guiding ring, the separation shell (10) is divided into a separation cavity (11) positioned in the air guiding ring and an air guiding cavity (12) positioned outside the air guiding ring, an air guiding gap (21) is reserved between two adjacent air guiding blades (20) to enable the separation cavity (11) to be communicated with the air guiding cavity (12), and the separation cavity (11) is used for arranging a separation impeller;
the top and the bottom of the separation shell (10) are respectively provided with a fine material separation opening (13) and a coarse material separation opening (14), and the fine material separation opening (13) and the coarse material separation opening (14) are communicated with the separation cavity (11);
the fine material selecting opening (13) is communicated with a negative pressure mechanism so as to generate negative pressure in the sorting shell (10);
the separation shell (10) is provided with a plurality of material gas inlets (15), and all the material gas inlets (15) are communicated with the induced air cavity (12).
2. The air guiding mechanism according to claim 1, wherein the air guiding blades (20) are vertically arranged rectangular plates, all the air guiding blades (20) incline along the same rotation direction, so that each air guiding blade (20) is arranged along a chord line of the air guiding ring, and airflow passing through the air guiding gap (21) forms a rotational flow.
3. The diversion mechanism according to claim 1, wherein the coarse material separation opening (14) is communicated with a coarse material cone hopper (30), the inner diameter of the coarse material cone hopper (30) is reduced along a vertical downward direction, and a coarse material outlet (31) is formed in the bottom of the coarse material cone hopper (30).
4. A guide mechanism according to claim 3, wherein the diameter of the coarse material separating opening (14) is slightly smaller than the inner diameter of the air guiding ring, and the inner diameter of the top of the coarse material cone hopper (30) is larger than the diameter of the coarse material separating opening (14).
5. The flow guiding mechanism according to claim 4, characterized in that all the feed gas inlets (15) are open at the bottom of the sorting shell (10) and are annularly arranged around the coarse material sorting opening (14);
the utility model discloses a coarse fodder cone fill (30) overcoat is equipped with airtight material gas shell (40) that set up, the bottom of coarse fodder cone fill (30) is link up material gas shell (40), so that the inner wall of material gas shell (40) with form material gas rising passageway (41) between the outer wall of coarse fodder cone fill (30), the top of material gas shell (40) with all material gas inlet (15) intercommunication, the bottom and the material gas source intercommunication of material gas shell (40).
6. The guiding mechanism according to claim 5, characterized in that the gas housing (40) is detachably connected to the sorting housing (10) by means of a flange (50).
7. The diversion mechanism according to claim 1, wherein a chicken neck tube (60) is sleeved in the fine material selecting opening (13), the outer diameter of the chicken neck tube (60) is matched with the diameter of the fine material selecting opening (13), and the bottom end of the chicken neck tube (60) stretches into the sorting cavity (11).
8. An ultra-micro sorting apparatus, comprising:
the sorting impeller (1), the sorting impeller (1) is connected with a motor (2) in a transmission way;
the diversion mechanism as claimed in any one of claims 1 to 7, wherein the sorting impeller (1) is arranged in the sorting cavity (11), and a discharge port of the sorting impeller (1) is communicated with the fine material sorting port (13).
9. Ultra-micro separation device according to claim 8, characterized in that the separation impeller (1) has a rotation direction opposite to the rotation direction of the swirling flow formed after passing through the air guiding gap (21).
10. The ultra-micro separation device according to claim 8, wherein the rotating shaft of the separation impeller (1) is vertically arranged, and the discharge hole of the separation impeller (1) is arranged at the top of the separation impeller (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320166002.2U CN219850817U (en) | 2023-01-31 | 2023-01-31 | Flow guiding mechanism and ultra-micro separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320166002.2U CN219850817U (en) | 2023-01-31 | 2023-01-31 | Flow guiding mechanism and ultra-micro separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219850817U true CN219850817U (en) | 2023-10-20 |
Family
ID=88348192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320166002.2U Active CN219850817U (en) | 2023-01-31 | 2023-01-31 | Flow guiding mechanism and ultra-micro separation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219850817U (en) |
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2023
- 2023-01-31 CN CN202320166002.2U patent/CN219850817U/en active Active
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Address after: No. 31, East Section of Dapeng Road, Gaoxin District, Jiangyou City, Mianyang City, Sichuan Province, 621000 Patentee after: Mianyang Jiufang Intelligent Equipment Technology Co.,Ltd. Country or region after: China Address before: No. 31, East Section of Dapeng Road, Gaoxin District, Jiangyou City, Chengdu, Sichuan Province, 621000 Patentee before: MIANYANG ELITELEAGUE ENVIRONMENTAL PROTECTION AND ENERGY SAVING TECHNOLOGY CO.,LTD. Country or region before: China |
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