CN204276358U - A kind of powder concentrator laminar flow apparatus - Google Patents
A kind of powder concentrator laminar flow apparatus Download PDFInfo
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- CN204276358U CN204276358U CN201420653177.7U CN201420653177U CN204276358U CN 204276358 U CN204276358 U CN 204276358U CN 201420653177 U CN201420653177 U CN 201420653177U CN 204276358 U CN204276358 U CN 204276358U
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Abstract
The utility model discloses a kind of powder concentrator laminar flow apparatus, comprise powder concentrator spiral case, the wind blade group of the cylindrical annular in fixedly embedded powder concentrator spiral case and be arranged on the rotor blade group of cylindrical annular of wind blade group inside, wind blade group adjacent blades is arranged to parallel equidistant structure, and the adjacent blades of rotor blade group is arranged to parallel equidistant structure.The utility model, by arranging the wind blade group and rotor blade group of improving shape, makes air-flow or material can not form eddy current through powder concentrator, solves the problem selecting powder environment instability.
Description
Technical field
The utility model belongs to powder concentrator technical field, particularly a kind of powder concentrator laminar flow apparatus.
Background technology
Fine powder all will be carried out classification and choose by the industries such as cement, chemical industry, building materials, power plant and refractory material.Choose and wish that the fine powder wanted needs to use powder concentrator.In prior art, powder concentrator internal structure generally adopts vertical dragon shape rotor structure, by wind blade group, rotor and blade composition, shown in Figure 1 is the structural representation of the powder concentrator of vertical dragon shape rotor structure in prior art, it comprises powder concentrator spiral case 1, be arranged on the rotor blade group 3 embedded in the wind blade group 2 of powder concentrator spiral case inside and wind blade group, existing wind blade, rotor blade all becomes fan-shaped distribution, the adjacent blade of fan-shaped distribution two just forms the horn mouth of entrance and exit Unequal distance, horn mouth causes air-flow or material by unstable during horn mouth, form turbulent flow or eddy current, powder concentrator is made to select powder environmental disruption, do not have the effect selecting powder classification.
Therefore, for the above-mentioned defect existed in currently available technology, be necessary to study in fact, to provide a kind of scheme, solve the defect existed in prior art, avoid causing powder concentrator inside to form eddy current, make powder concentrator select powder environmental disruption, do not have the effect selecting powder classification.
Utility model content
For solving the problem, the purpose of this utility model is to provide a kind of powder concentrator laminar flow apparatus, by arranging the wind blade group and rotor blade group of improving shape, making air-flow or material can not form eddy current through powder concentrator, solving the problem selecting powder environment instability.
For achieving the above object, the technical solution of the utility model is:
A kind of powder concentrator laminar flow apparatus, comprise powder concentrator spiral case, the wind blade group of the cylindrical annular in fixedly embedded powder concentrator spiral case and be arranged on the rotor blade group of cylindrical annular of wind blade group inside, wind blade group adjacent blades is arranged to parallel equidistant structure, and the adjacent blades of rotor blade group is arranged to parallel equidistant structure.
Preferably, the blade of described wind blade group and rotor blade group is V-type.
Preferably, the fan-shaped angle of V-type blade two boards of wind blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters; The fan-shaped angle of V-type blade two boards of rotor blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters.
Preferably, the blade of described wind blade group and rotor blade group is the oblique type of contract.
Preferably, the angle of the oblique type blade of contract of wind blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters; The angle of the oblique type blade of contract of rotor blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters.
Compared with prior art, the beneficial effects of the utility model are as follows: be the oblique type blade of V-type blade or contract by arranging the blade of wind blade group and rotor blade group, make between adjacent blades equidistant between entrance and exit, solve the turbulent flow in powder concentrator, eddy current, select in powder concentrator in powder flow field and powder concentrator is all laminar flow effect, powder concentrator efficiency increases substantially, and classification selects powder to be strengthened, and chooses fine powder domain size distribution and sees broad.
Accompanying drawing explanation
Fig. 1 is the structural representation of the powder concentrator of vertical dragon shape rotor structure in prior art;
Fig. 2 be the powder concentrator laminar flow apparatus of the utility model embodiment 1 face structural representation;
Fig. 3 is the plan structure schematic diagram of the powder concentrator laminar flow apparatus of the utility model embodiment 1;
Fig. 4 is the plan structure schematic diagram of the powder concentrator laminar flow apparatus of the utility model embodiment 2.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
On the contrary, the utility model is contained any by the substituting of making on marrow of the present utility model and scope of defining of claim, amendment, equivalent method and scheme.Further, in order to make the public have a better understanding to the utility model, in hereafter details of the present utility model being described, detailedly describe some specific detail sections.Do not have the description of these detail sections can understand the utility model completely for a person skilled in the art yet.
Embodiment 1
See Fig. 2 and Fig. 3, shown in be respectively the powder concentrator laminar flow apparatus of the utility model embodiment face structural representation and plan structure schematic diagram, comprise powder concentrator spiral case 301, the wind blade group of the cylindrical annular in fixedly embedded powder concentrator spiral case and be arranged on the rotor blade group of cylindrical annular of wind blade group inside, wherein wind blade group adjacent blades is arranged to parallel equidistant structure, and the adjacent blades of rotor blade group is arranged to parallel equidistant structure.The blade of wind blade group and rotor blade group is V-type, shown in Figure 2, in embody rule example, the fan-shaped angle of two boards of the V-type blade 101 of wind blade group is 1 ° ~ 60 °, radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters; The fan-shaped angle of two boards of the V-type blade 201 of rotor blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters.
Embodiment 2
The place different from embodiment 1 is, see Fig. 4, the blade of wind blade group and rotor blade group is the oblique type of contract.In embody rule example, the angle of the oblique type blade 102 of contract of wind blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters; The angle of the oblique type blade 202 of contract of rotor blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters.
By the powder concentrator laminar flow apparatus arranged above, make between adjacent blades equidistant between entrance and exit, solve the turbulent flow in powder concentrator, eddy current, select in powder concentrator in powder flow field and powder concentrator is all laminar flow effect, powder concentrator efficiency increases substantially, classification selects powder to be strengthened, and chooses fine powder domain size distribution and sees broad.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a powder concentrator laminar flow apparatus, comprise powder concentrator spiral case, the wind blade group of the cylindrical annular in fixedly embedded powder concentrator spiral case and be arranged on the rotor blade group of cylindrical annular of wind blade group inside, it is characterized in that, wind blade group adjacent blades is arranged to parallel equidistant structure, and the adjacent blades of rotor blade group is arranged to parallel equidistant structure.
2. powder concentrator laminar flow apparatus according to claim 1, is characterized in that, the blade of described wind blade group and rotor blade group is V-type.
3. powder concentrator laminar flow apparatus according to claim 2, is characterized in that, the fan-shaped angle of V-type blade two boards of wind blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters; The fan-shaped angle of V-type blade two boards of rotor blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters.
4. powder concentrator laminar flow apparatus according to claim 1, is characterized in that, the blade of described wind blade group and rotor blade group is the oblique type of contract.
5. powder concentrator laminar flow apparatus according to claim 4, is characterized in that, the angle of the oblique type blade of contract of wind blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters; The angle of the oblique type blade of contract of rotor blade group is 1 ° ~ 60 °, and radical length is 10 millimeters ~ 1000 millimeters, and longitudinal length is 10 millimeters ~ 5000 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420653177.7U CN204276358U (en) | 2014-11-04 | 2014-11-04 | A kind of powder concentrator laminar flow apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420653177.7U CN204276358U (en) | 2014-11-04 | 2014-11-04 | A kind of powder concentrator laminar flow apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204276358U true CN204276358U (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420653177.7U Expired - Fee Related CN204276358U (en) | 2014-11-04 | 2014-11-04 | A kind of powder concentrator laminar flow apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204276358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353613A (en) * | 2014-11-04 | 2015-02-18 | 杭州能云科技有限公司 | Laminar flow device for powder selecting machine |
-
2014
- 2014-11-04 CN CN201420653177.7U patent/CN204276358U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353613A (en) * | 2014-11-04 | 2015-02-18 | 杭州能云科技有限公司 | Laminar flow device for powder selecting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20181104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |