CN111054230A - Impeller and low-noise emulsification pump - Google Patents
Impeller and low-noise emulsification pump Download PDFInfo
- Publication number
- CN111054230A CN111054230A CN202010016163.4A CN202010016163A CN111054230A CN 111054230 A CN111054230 A CN 111054230A CN 202010016163 A CN202010016163 A CN 202010016163A CN 111054230 A CN111054230 A CN 111054230A
- Authority
- CN
- China
- Prior art keywords
- stator
- blade
- rotor
- shearing
- impeller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004945 emulsification Methods 0.000 title claims abstract description 17
- 238000010008 shearing Methods 0.000 abstract description 27
- 239000012530 fluid Substances 0.000 abstract description 15
- 230000001804 emulsifying effect Effects 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 5
- 230000006837 decompression Effects 0.000 description 14
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/60—Pump mixers, i.e. mixing within a pump
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/41—Emulsifying
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Rotary Pumps (AREA)
Abstract
The invention relates to the technical field of emulsification equipment, in particular to an impeller and a low-noise emulsification pump. The pressure reducing device comprises a stator and a rotor coupled with the stator, wherein a pressure reducing channel is arranged on at least one shear blade of the rotor and/or at least one tooth blade of the stator. When the fluid is homogenized, sheared and emulsified by the coupled stator and the rotor, and the shearing blade of the rotor passes through the inner layer of the toothed blade and the outer layer of the toothed blade of the stator, the pressure reducing channel is communicated with the fluid on two sides of the shearing blade and/or the fluid on two sides of the toothed blade, so that the pressure difference of the fluid on two sides of the shearing blade and/or the toothed blade is reduced, squealing generated during homogenizing, shearing and emulsifying is eliminated, the friction between the material and the rotor and the stator is reduced, and the sound generated during the operation of the homogenizing shearing emulsifying pump is reduced.
Description
Technical Field
The invention relates to the technical field of emulsification equipment, in particular to an impeller and a low-noise emulsification pump.
Background
The emulsifying pump is a precise combination of a rotating stator and generates strong shearing force in high-speed rotation so as to realize mixing, homogenizing, dispersing and crushing. The emulsification pump can be used for continuous emulsification or dispersion of multi-phase liquid media, and meanwhile, the emulsification pump plays a role in conveying low-viscosity liquid media. Also can realize the continuous mixing of powder and liquid according to the proportion. The method is widely applied to the fields of daily chemicals, food, medicine, chemical industry, petroleum, coating, nano materials and the like. The emulsification pump comprises a stator and a rotor, when fluid is homogenized, sheared and emulsified through a coupled rotor and stator, the friction and impact sound between the material and the rotor and the stator is large, the noise is large, and even the noise is accompanied by squeaking sound. Causing noise pollution to the working environment.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to overcome the defect of relatively high noise in the operation process of the emulsification pump in the prior art, so as to provide an impeller capable of reducing noise and a low-noise emulsification pump with the impeller.
In order to solve the problems, the impeller comprises a stator and a rotor coupled with the stator, wherein a pressure reducing channel is arranged on at least one shearing sheet of the rotor and/or at least one tooth sheet of the stator.
The pressure reducing channel is arranged in the middle of the shear blade and/or the tooth blade.
The pressure reducing channel is a through hole.
The axis of the through hole intersects with the axis of the stator.
The shearing sheet and the tooth sheet are respectively provided with a plurality of circles around the axis of the stator, and the pressure reducing channel is arranged on at least one circle of the shearing sheet and/or at least one circle of the tooth sheet.
The decompression channel is arranged on the shearing sheet, the decompression channel is arranged on each circle of the shearing sheet except the n circles on the innermost side of the shearing sheet, wherein n is a natural number.
The decompression channel is arranged on the tooth piece, the decompression channel is arranged on the tooth piece of each circle except the innermost n circles of the tooth piece, wherein n is a natural number.
And n is 0 or 1.
Each circle of the shear slice and each circle of the tooth sheet are arranged in a staggered mode along the radial direction of the stator, and the pressure reducing channels are arranged on the shear slice and the tooth sheet in a staggered mode.
The invention provides a low-noise emulsification pump which is provided with the impeller.
The technical scheme of the invention has the following advantages:
1. the impeller comprises a stator and a rotor coupled with the stator, wherein a pressure reduction channel is arranged on at least one shear blade of the rotor and/or at least one tooth blade of the stator. When the fluid is homogenized, sheared and emulsified by the coupled stator and the rotor, and the shearing blade of the rotor passes through the inner layer of the toothed blade and the outer layer of the toothed blade of the stator, the pressure reducing channel is communicated with the fluid on two sides of the shearing blade and/or the fluid on two sides of the toothed blade, so that the pressure difference of the fluid on two sides of the shearing blade and/or the toothed blade is reduced, squealing generated during homogenizing, shearing and emulsifying is eliminated, the friction between the material and the rotor and the stator is reduced, and the sound generated during the operation of the homogenizing shearing emulsifying pump is reduced.
2. According to the impeller, the pressure reducing channel is arranged in the middle of the shearing sheet and/or the tooth sheet, so that the stress of the stator and the stress of the rotor are more balanced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a top view of a rotor of the present invention;
FIG. 2 is a schematic left side view of the rotor of the present invention;
FIG. 3 is a schematic structural diagram of a top view of the stator of the present invention;
FIG. 4 is a schematic structural view of a rotor and a stator coupled according to a first embodiment of the present invention;
FIG. 5 is a schematic structural view of a rotor and a stator coupled according to a second embodiment of the present invention;
FIG. 6 is a schematic structural view of a rotor and a stator coupled to each other according to a third embodiment of the present invention;
description of reference numerals:
1-a stator; 2-a rotor; 3, cutting into slices; 4-a toothed sheet; 5-pressure relief channel.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The first embodiment is as follows:
the impeller in this embodiment, as shown in fig. 1 to 4, includes a stator 1, and a rotor 2 coupled to the stator 1.
As shown in fig. 1 and 2, the rotor 2 is provided with four circles of the shear blades 3 around the axis of the stator 1, and the pressure reducing passages 5 are provided in all three circles of the shear blades 3 except the innermost circle of the shear blades 3.
In order to increase the stability of the rotor 2, a pressure relief channel 5 is provided in the middle of the shear blade 3. In this embodiment, the decompression passages 5 are through holes, the axes of the through holes intersect with the axis of the stator 1, and a connecting line of two adjacent decompression passages 5 in two adjacent circles intersects with the axis of the stator 1.
The stator 1 is provided with three circles of tooth sheets 4 around the axis of the stator 1, and the shearing sheets 3 and the tooth sheets 4 are arranged in an overlapping mode. When the fluid is homogenized, sheared and emulsified through the coupled stator 1 and the rotor 2, and the shear blade 3 of the rotor 2 passes through the inner layer of tooth blade 4 and the outer layer of tooth blade 4 of the stator 1, the pressure reducing channel 5 is communicated with the fluid on two sides of the shear blade 3, so that the pressure difference of the fluid on two sides of the shear blade 3 is reduced, squeaking generated in homogenizing, shearing and emulsifying is eliminated, the friction between the material and the rotor 2 and the stator 1 is reduced, and the sound generated in the working process of the homogenizing shearing emulsifying pump is reduced.
In an alternative embodiment, the pressure-reducing passage 5 is provided in the shear blade 3 at the innermost circumference, even when the strength requirement of the shear blade 3 is satisfied. Of course, when the arrangement of the pressure reducing channel 5 in any circle of the cut sheet 3 may result in insufficient strength of the circle of the cut sheet 3, the circle of the cut sheet 3 should not be provided with the pressure reducing channel 5.
As an alternative embodiment, the rotor 2 is provided with a plurality of circles of the shear blades 3, such as three circles, five circles, six circles, etc., and the pressure reducing channels 5 are arranged alternately between two adjacent circles of the shear blades 3. If the rotor 2 is provided with five circles of shearing sheets 3, all the shearing sheets 3 from the inner side to the first circle, the third circle and the fifth circle of the outer side are provided with the pressure reducing channels 5; or five circles are provided with the decompression channels 5, but the connecting line of two adjacent decompression channels 5 of two adjacent circles does not intersect with the axis of the stator 1.
Example two:
the impeller in this embodiment, as shown in fig. 5, includes a stator 1, and a rotor 2 coupled to the stator 1.
The stator 1 is provided with three circles of tooth sheets 4 around the axis of the stator 1, and the three circles of tooth sheets 4 are provided with the pressure reducing channels 5.
In order to increase the stability of the stator 1, a pressure relief channel 5 is provided in the middle of the teeth 4. In this embodiment, the decompression passages 5 are through holes, the axes of the through holes intersect with the axis of the stator 1, and a connecting line of two adjacent decompression passages 5 in two adjacent circles intersects with the axis of the stator 1.
The rotor 2 is provided with four circles of shearing sheets 3 around the axis of the stator 1, and the shearing sheets 3 and the tooth sheets 4 are arranged in an overlapping mode. When the fluid is homogenized, sheared and emulsified through the coupled stator 1 and the rotor 2, and the shear blade 3 of the rotor 2 passes through the inner layer of the tooth blade 4 and the outer layer of the tooth blade 4 of the stator 1, the pressure reducing channel 5 is communicated with the fluid on two sides of the tooth blade 4, so that the pressure difference of the fluid on two sides of the tooth blade 4 is reduced, squeaking generated during homogenization, shearing and emulsification is eliminated, the friction between the material and the rotor 2 and the stator 1 is reduced, and the sound generated during the operation of the homogenizing shearing emulsification pump is reduced.
Of course, when any ring of the teeth 4, such as the ring of the teeth 4 provided with the pressure reducing channel 5, will cause the ring of the teeth 4 to have insufficient strength, the ring of the teeth 4 should not be provided with the pressure reducing channel 5.
As an alternative embodiment, the stator 1 is provided with a plurality of turns of the teeth 4, such as three turns, five turns, six turns, etc., and the pressure reducing channels 5 are arranged alternately between two adjacent turns of the teeth 4. If the stator 1 is provided with five circles of tooth sheets 4, the decompression channels 5 are arranged on all the tooth sheets 4 of the first circle, the third circle and the fifth circle from the inner side to the outer side; or five circles are provided with the decompression channels 5, but the connecting line of two adjacent decompression channels 5 of two adjacent circles does not intersect with the axis of the stator 1.
Example three:
the impeller in this embodiment, as shown in fig. 6, includes a stator 1, and a rotor 2 coupled to the stator 1. Stator 1 winds stator 1's axis is equipped with three rings of teeth 4, rotor 2 winds stator 1's axis is equipped with four rings of shear blade 3, each circle shear blade 3 and each circle the setting is crisscross to teeth 4, just shear blade 3 with teeth 4 is followed stator 1's radial crisscross setting. The decompression channels 5 are arranged on the shear blade 3 and the tooth blade 4 in a staggered manner. As shown in fig. 6, the fourth ring of cutting blades 3 is provided with a pressure relief passage 5 from the inside to the outside, and the second ring of teeth 4 is provided with a pressure relief passage 5. Of course, the pressure relief channel 5 can also be set in other ways according to the requirements of use.
Example four:
the low noise emulsification pump of this embodiment has the impeller of embodiment one
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. Impeller comprising a stator (1) and a rotor (2) coupled to the stator (1), characterized in that at least one shear blade (3) of the rotor (2) and/or at least one tooth blade (4) of the stator (1) is provided with a pressure relief channel (5).
2. The impeller according to claim 1, characterized in that the relief channel (5) is provided at the middle of the shear blade (3) and/or the tooth blade (4).
3. The impeller according to claim 1 or 2, characterized in that the relief channel (5) is a through hole.
4. The impeller according to claim 3, characterized in that the axis of the through hole intersects the axis of the stator (1).
5. The impeller according to any of the claims from 1 to 4, characterised in that the shear plane (3) and the tooth plates (4) are each provided with a plurality of turns around the axis of the stator (1), the relief channel (5) being provided in plurality on at least one turn of the shear plane (3) and/or on at least one turn of the tooth plates (4).
6. The impeller according to claim 5, characterized in that the pressure relief channel (5) is provided on the shear plane (3), and the pressure relief channel (5) is provided on each of the turns of the shear plane (3) except the innermost n turns of the shear plane (3), where n is a natural number.
7. The impeller according to claim 5, characterized in that the relief passage (5) is provided in the blade (4), and the relief passage (5) is provided in each of the turns of the blade (4) except the innermost n turns of the blade (4), where n is a natural number.
8. The impeller according to claim 6 or 7, characterized in that said n is 0 or 1.
9. The impeller according to claim 5, characterized in that the circles of shear blades (3) and the circles of teeth (4) are staggered in the radial direction of the stator (1), and the pressure reduction channels (5) are staggered on the shear blades (3) and the teeth (4).
10. A low noise emulsification pump having an impeller according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010016163.4A CN111054230A (en) | 2020-01-07 | 2020-01-07 | Impeller and low-noise emulsification pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010016163.4A CN111054230A (en) | 2020-01-07 | 2020-01-07 | Impeller and low-noise emulsification pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111054230A true CN111054230A (en) | 2020-04-24 |
Family
ID=70306680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010016163.4A Pending CN111054230A (en) | 2020-01-07 | 2020-01-07 | Impeller and low-noise emulsification pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111054230A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570097A (en) * | 2020-05-14 | 2020-08-25 | 安徽理工大学 | High-speed shearing emulsifying device and flotation complete equipment |
| CN111825157A (en) * | 2020-06-19 | 2020-10-27 | 江苏大学 | Disrotatory hydrodynamic cavitation device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10249185A (en) * | 1997-03-14 | 1998-09-22 | Oji Paper Co Ltd | Production of microcapsule |
| JPH11171949A (en) * | 1997-12-11 | 1999-06-29 | Asahi Chem Ind Co Ltd | Production of block copolymer |
| CN1305872A (en) * | 2001-03-07 | 2001-08-01 | 王力民 | Rotary pulsive superfine powder mixing grinder |
| CN201190678Y (en) * | 2008-04-15 | 2009-02-04 | 吴俊� | Shearing pump for emulsifying lime slurry in sugar industry |
| CN101614204A (en) * | 2008-06-27 | 2009-12-30 | 托克海姆控股有限公司 | The liquid conveyer of band blade |
| CN101745332A (en) * | 2008-12-17 | 2010-06-23 | 上海轻工业研究所有限公司 | Anti-loss rotor |
| CN202490592U (en) * | 2012-02-28 | 2012-10-17 | 昆山大世界油墨涂料有限公司 | Powder and liquid mixing device |
| CN109621758A (en) * | 2018-12-31 | 2019-04-16 | 宁波得利时泵业有限公司 | Turn stator fluted disc component and its emulsification pump |
| CN211988083U (en) * | 2020-01-07 | 2020-11-24 | 上海远安流体设备科技有限公司 | Impeller and low-noise emulsification pump |
-
2020
- 2020-01-07 CN CN202010016163.4A patent/CN111054230A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10249185A (en) * | 1997-03-14 | 1998-09-22 | Oji Paper Co Ltd | Production of microcapsule |
| JPH11171949A (en) * | 1997-12-11 | 1999-06-29 | Asahi Chem Ind Co Ltd | Production of block copolymer |
| CN1305872A (en) * | 2001-03-07 | 2001-08-01 | 王力民 | Rotary pulsive superfine powder mixing grinder |
| CN201190678Y (en) * | 2008-04-15 | 2009-02-04 | 吴俊� | Shearing pump for emulsifying lime slurry in sugar industry |
| CN101614204A (en) * | 2008-06-27 | 2009-12-30 | 托克海姆控股有限公司 | The liquid conveyer of band blade |
| CN101745332A (en) * | 2008-12-17 | 2010-06-23 | 上海轻工业研究所有限公司 | Anti-loss rotor |
| CN202490592U (en) * | 2012-02-28 | 2012-10-17 | 昆山大世界油墨涂料有限公司 | Powder and liquid mixing device |
| CN109621758A (en) * | 2018-12-31 | 2019-04-16 | 宁波得利时泵业有限公司 | Turn stator fluted disc component and its emulsification pump |
| CN211988083U (en) * | 2020-01-07 | 2020-11-24 | 上海远安流体设备科技有限公司 | Impeller and low-noise emulsification pump |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570097A (en) * | 2020-05-14 | 2020-08-25 | 安徽理工大学 | High-speed shearing emulsifying device and flotation complete equipment |
| CN111570097B (en) * | 2020-05-14 | 2021-05-25 | 安徽理工大学 | Flotation complete equipment |
| CN111825157A (en) * | 2020-06-19 | 2020-10-27 | 江苏大学 | Disrotatory hydrodynamic cavitation device |
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