CN216024200U - Karman vortex type stirring paddle - Google Patents
Karman vortex type stirring paddle Download PDFInfo
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- CN216024200U CN216024200U CN202121252017.8U CN202121252017U CN216024200U CN 216024200 U CN216024200 U CN 216024200U CN 202121252017 U CN202121252017 U CN 202121252017U CN 216024200 U CN216024200 U CN 216024200U
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Abstract
The utility model discloses a gate vortex type stirring paddle which is high in mixing efficiency, short in mixing time, energy-saving and consumption-reducing. The Karman vortex type stirring paddle comprises a vertical main shaft and paddles connected to the lower portion of the main shaft, wherein the paddles are vertical sheets and comprise mesh structure A-type paddle blades and B-type paddle blades with vertical strip-shaped through holes, and the A-type paddles are spaced with the B-type paddles. During stirring, the slurry not only performs horizontal circumferential flow, but also performs vortex flow, so that the mixing and dispersing effects between liquid and solid powder, between liquid and liquid or between liquid and gas are improved, the purposes of uniform dispersion and good consistency are achieved, high efficiency and energy conservation are achieved, and when materials with higher mixed viscosity and larger density difference are used, the aggregation generated by material molecules can be effectively scattered by utilizing class shearing phenomena generated by vortex, and the stirring and mixing effects are better.
Description
Technical Field
The utility model relates to a stirring paddle, in particular to a stirring paddle which can make materials generate Karman vortex motion during stirring.
Background
In the production process of new energy, chemical, pharmaceutical, microelectronic and other industries, operations of mixing, dispersing, homogenizing and emulsifying liquid and solid powder, liquid and liquid, or liquid and gas are often required. The stirring mode of the slurry and powder used in various industries and various fields at present is basically that the traditional Archimedes spiral stirring paddle is used, the mixing and dispersing characteristics are that the stirring paddle blade is utilized to mechanically disperse the material powder and the solvent, the stirring paddle is utilized to directly rub and shear the material powder and the solvent through the circular motion of the stirring paddle blade to generate relative motion, so that the powder and the slurry are uniformly dispersed, a large amount of heat is generated due to mechanical friction in the dispersing process, the temperature of the stirred powder and slurry is sharply increased, corresponding cooling equipment is required to be additionally added for cooling the powder and the slurry, and the energy consumption is increased; meanwhile, due to the high-speed shearing action, partial material chains are broken in the stirring and dispersing process, so that the original performance of the mixed material is changed and reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gate vortex type stirring paddle which is high in mixing efficiency, short in mixing time, energy-saving and consumption-reducing.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a karman vortex formula stirring rake, includes vertical main shaft, main shaft top be equipped with be used for with equipment connection's main shaft flange and be connected to the paddle of main shaft lower part, its characterized in that: the paddle is vertical slice, is equipped with four to eight paddles on a stirring rake.
The whole paddle is in a square sheet shape and is formed by mounting paddle blades in a square frame, and the upper frame and the lower frame of the square frame extend towards the direction of the main shaft and can be connected to the main shaft.
The paddle blade comprises an A-shaped paddle blade, wherein the A-shaped paddle blade is formed by installing the A-shaped paddle blade in a square frame, and the A-shaped paddle blade is of a mesh structure.
The paddle blade also comprises a B-type paddle blade, wherein the B-type paddle blade is arranged in the square frame to form the B-type paddle blade, and the B-type paddle blade is provided with at least one vertical long-strip-shaped through hole.
The B-type paddle blade comprises a B1-type paddle blade and a B2-type paddle blade, wherein the B1-type paddle blade and the B2-type paddle blade are respectively provided with at least one vertical strip-shaped through hole and are simultaneously installed on the front side and the rear side of a square frame of the paddle blade, and the vertical strip-shaped through holes in the B1-type paddle blade and the B2-type paddle blade are arranged in a staggered mode.
The main shaft of the Karman vortex type stirring paddle can be connected with two to four A-shaped blades and B-shaped blades which are connected with the A-shaped blades on the main shaft at intervals and have the same quantity.
The upper frame and the lower frame of the square frame are paddle rods horizontally connected to the main shaft, the left frame and the right frame are inner upright columns close to the main shaft and outer upright columns far away from the main shaft, the paddle blade is enclosed by the upper paddle rod, the lower paddle rod, the inner upright columns and the outer upright columns, and the inner upright columns and the outer upright columns can be welded to the paddle rods; the main shaft is sleeved with an upper shaft sleeve flange and a lower shaft sleeve flange which correspond to the positions of the upper frame and the lower frame of the paddle, the upper shaft sleeve flange and the lower shaft sleeve flange can be welded to the main shaft, and a paddle rod which forms the upper frame and the lower frame of the square frame of the paddle is connected to the upper shaft sleeve flange and the lower shaft sleeve flange.
The upper shaft sleeve flange and the lower shaft sleeve flange are provided with notches, the end part of the paddle rod close to the main shaft is provided with a convex part which can be just inserted into the notches, and the convex part of the paddle rod is welded on the upper shaft sleeve flange and the lower shaft sleeve flange after being butted with the notches.
The paddle is provided with a bottom scraping rubber strip and a side scraping rubber strip; the bottom scraping rubber strip is fixed on a bottom frame of the paddle and is pressed on the bottom scraping rubber strip through a bottom silica gel pressing strip and then is fastened to the paddle rod through a bolt; the side surface scraping rubber strip is fixed on the outer stand column, and is pressed on the side surface scraping rubber strip through the side surface silica gel pressing strip and then fastened on the outer stand column through the bolt.
According to the gate-clamping vortex type stirring paddle, slurry flows horizontally and circularly during stirring, so that the mixing and dispersing effects between liquid and solid powder, between liquid and liquid or between liquid and gas are improved, the uniform dispersion and good consistency are achieved, high efficiency and energy conservation are achieved, the homogeneous emulsification can be realized, and compared with the prior art, the gate-clamping vortex type stirring paddle can effectively break up agglomeration generated by material molecules by utilizing class shearing phenomena generated by vortex when materials with high viscosity and large density difference are mixed, so that the stirring and mixing effects are better.
Drawings
FIG. 1 is a schematic perspective view of a Karman vortex type stirring paddle according to the present invention.
Fig. 2 is a schematic structural view of an a-type blade.
Fig. 3 is a structural schematic diagram of a B-type blade.
Fig. 4 is a schematic structural view of an A-type blade.
Fig. 5 is a structural schematic diagram of a B-type blade.
Fig. 6 is a schematic view of a flange structure.
The reference numerals are explained below: a main shaft 1; a main shaft flange 2; an upper shaft sleeve flange 3; a lower shaft sleeve flange 4; a paddle lever 5; an inner upright 6; an outer column 7; an A-type blade 8; b1 type blade 91; b2 type paddle blade 92; a B-type blade 9; a bottom scraping silica gel strip 11; a bottom silica gel bead 12; a side scraping silica gel strip 13; a side silica gel bead 14; a type a blade 15; a B-type blade 16.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 6, the karman vortex type stirring paddle of the present invention includes a vertical cylindrical main shaft 1 and four to eight vertical blade-shaped blades connected to the main shaft 1, and the main shaft 1 rotates around an axis to drive the blades to stir materials. The vertical flaky paddle can not generate shearing force on the material, so that the molecular chain of the material is complete in the stirring process, and the original performance of the material is reserved.
The paddle is in a square sheet shape and is formed by installing paddle blades in a square frame, and the upper frame and the lower frame of the square frame extend towards the direction of the main shaft 1 and can be connected to the main shaft 1.
The blades arranged on the Karman vortex type stirring paddle comprise an A-type blade 15 and a B-type blade 16; a type blade 8 is arranged in the square frame to form an A type blade 15, and a B type blade 9 is arranged in the square frame to form a B type blade 16.
The upper frame and the lower frame of the square frame are paddle rods 5 horizontally connected to the main shaft 1, the left frame and the right frame are provided with inner upright posts 6 close to the main shaft 1 and outer upright posts 7 far away from the main shaft 1, the paddle blade is enclosed by the upper paddle rod 5, the lower paddle rod 5, the inner upright posts 6 and the outer upright posts 7, and the inner upright posts 6 and the outer upright posts 7 can be welded on the paddle rods 5.
The A-type blade 8 is provided with a plurality of mesh structures (shown in figures 2 and 4), materials generate rotational flow through the meshes when rotating, and the B-type blade 9 is provided with a plurality of vertical strip-shaped through hole structures (shown in figure 3).
As shown in fig. 5, the B-type paddle blade includes a B1-type paddle blade 91 and a B2-type paddle blade 92, the B1-type paddle blade 91 and the B2-type paddle blade 92 both have a plurality of vertical elongated through holes and are simultaneously mounted on the front side and the back side of the square frame of the paddle blade (as shown in fig. 3), and the vertical elongated through holes on the B1-type paddle blade 91 and the B2-type paddle blade 92 are arranged in a staggered manner, so that the material forms a karman vortex after passing through the B-type paddle blade 16.
According to the utility model, materials are mixed by generating rotational flow and Karman vortex motion in the stirring rod through the A-type blade 15 and the B-type blade 16, and the stirring rod is different from the mixing of the materials by generating relative motion after the stirring blade is mechanically collided with the materials in the prior art. The materials can be uniformly mixed in a short time through rotational flow and vortex motion.
The main shaft 1 of the Karman vortex type stirring paddle can be connected with two to four A-shaped blades 15 and B-shaped blades 16 which are connected to the main shaft 1 at intervals with the A-shaped blades 15 and have the same number. Specifically, two a-type blades 15 and two B-type blades 16 can be connected to form four blades; six blades of three A-type blades 15 and three B-type blades 16 can also be connected; eight blades of four a-type blades 15 and four B-type blades 16 (as shown in fig. 1) may also be attached.
As shown in fig. 6, in order to facilitate the connection of the karman vortex type stirring paddle to the equipment, a main shaft flange 2 is arranged at the top end of a main shaft 1 for connecting with the equipment.
In order to facilitate the connection of the main shaft 1 and the blades, the main shaft 1 is sleeved with an upper shaft sleeve flange 3 and a lower shaft sleeve flange 4 which correspond to the upper frame and the lower frame of the blades. The upper sleeve flange 3 and the lower sleeve flange 4 may be welded to the main shaft 1. The paddle rod 5 forming the upper frame and the lower frame of the square frame of the paddle is connected to the upper shaft sleeve flange 3 and the lower shaft sleeve flange 4, specifically, notches are arranged on the upper shaft sleeve flange 3 and the lower shaft sleeve flange 4, a convex part which can be just inserted into the notches is arranged at the end part of the paddle rod 5 close to the main shaft 1, and the convex part of the paddle rod 5 can be welded on the upper shaft sleeve flange 3 and the lower shaft sleeve flange 4 after being butted with the notches.
In order to ensure that the stirring is more sufficient and uniform, the bottom scraping rubber strip 11 and the side scraping rubber strip 13 are arranged on the paddle, so that the materials stuck to the bottom and the side wall in the stirring equipment can be scraped for continuous stirring. The bottom scraping adhesive tape 11 is fixed on a bottom frame of the paddle, the bottom silica gel pressing strip 12 is pressed on the bottom scraping adhesive tape 11 and then fastened on the paddle rod 5 through a bolt, materials deposited at the bottom of the stirring cylinder are scraped, and the materials are prevented from precipitating and caking. The side scraping rubber strip 13 is fixed on the outer upright post 7, and the side silica gel pressing strip 14 is pressed on the side scraping rubber strip 13 and then fastened on the outer upright post 7 through bolts to scrape the materials deposited on the wall of the stirring cylinder, so that the materials are fully mixed.
The bottom scraping rubber strip 11 and the side scraping rubber strip 13 are respectively arranged on different paddles. In the stirring paddle with four paddles and eight paddle structures, two adjacent paddles for installing the bottom scraping rubber strip 11 and the side scraping rubber strip 13 form an included angle of 90 degrees. In the stirring rake that has six paddle structures, two of installation bottom scraping adhesive tape 11 and installation side scraping adhesive tape 13 close to the paddle and are 60 contained angles, and installation bottom scraping adhesive tape 11 is gone up to a paddle promptly, and the paddle installation side that closes on scrapes adhesive tape 13, installs in turn on six paddles.
Claims (6)
1. The utility model provides a karman vortex formula stirring rake, includes vertical main shaft (1), main shaft (1) top be equipped with be used for with equipment connection's main shaft flange (2) and be connected to the paddle of main shaft (1) lower part, its characterized in that: the blades are vertical sheets, and four to eight blades are arranged on one stirring paddle;
the whole paddle is in a square sheet shape and is formed by mounting paddle blades in a square frame, and the upper frame and the lower frame of the square frame extend towards the main shaft (1) and can be connected to the main shaft (1);
the paddle blades comprise A-shaped paddle blades (8), the A-shaped paddle blades (8) are installed in the square frame to form an A-shaped paddle blade (15), and the A-shaped paddle blades (8) are of a mesh structure;
the paddle blade further comprises a B-type paddle blade (9), the B-type paddle blade (9) is installed in the square frame to form a B-type paddle blade (16), and at least one vertical strip-shaped through hole is formed in the B-type paddle blade (9).
2. The Karman vortex type stirring paddle of claim 1, wherein: the B-type paddle blade (9) comprises a B1-type paddle blade (91) and a B2-type paddle blade (92), wherein the B1-type paddle blade (91) and the B2-type paddle blade (92) are respectively provided with at least one vertical strip-shaped through hole and are simultaneously installed on the front side and the rear side of the square frame of the paddle blade, and the vertical strip-shaped through holes on the B1-type paddle blade (91) and the B2-type paddle blade (92) are arranged in a staggered mode.
3. The Karman vortex type stirring paddle of claim 2, wherein: the main shaft (1) of the Karman vortex type stirring paddle can be connected with two to four A-shaped blades (15) and B-shaped blades (16) which are connected to the main shaft (1) at intervals with the A-shaped blades (15) and have the same number.
4. The Karman vortex type stirring paddle of claim 1, wherein: the upper frame and the lower frame of the square frame are paddle rods (5) horizontally connected to the main shaft (1), the left frame and the right frame are provided with an inner upright post (6) close to the main shaft (1) and an outer upright post (7) far away from the main shaft (1), the paddle blade is framed in the inner upright post (6) and the outer upright post (7) by the upper paddle rod (5) and the lower paddle rod (5), and the inner upright post (6) and the outer upright post (7) can be welded to the paddle rods (5); an upper shaft sleeve flange (3) and a lower shaft sleeve flange (4) are sleeved on the main shaft (1) and correspond to the positions of the upper frame and the lower frame of the paddle, the upper shaft sleeve flange (3) and the lower shaft sleeve flange (4) can be welded to the main shaft (1), and a paddle rod (5) forming the upper frame and the lower frame of the square frame of the paddle is connected to the upper shaft sleeve flange (3) and the lower shaft sleeve flange (4).
5. The Karman vortex type stirring paddle of claim 4, wherein: gaps are arranged on the upper shaft sleeve flange (3) and the lower shaft sleeve flange (4), a convex part which can be just inserted into the gap is arranged at the end part of the paddle rod (5) close to the main shaft (1), and the convex part of the paddle rod (5) can be welded on the upper shaft sleeve flange (3) and the lower shaft sleeve flange (4) after being butted with the gaps.
6. The Karman vortex type stirring paddle of claim 5, wherein: the paddle is provided with a bottom scraping rubber strip (11) and a side scraping rubber strip (13); the bottom scraping adhesive tape (11) is fixed on the bottom frame of the paddle, and is pressed on the bottom scraping adhesive tape (11) through a bottom silica gel pressing strip (12) and then fastened to the paddle rod (5) through a bolt; the side surface scraping adhesive tape (13) is fixed on the outer upright post (7), and is pressed on the side surface scraping adhesive tape (13) through the side surface silica gel pressing strip (14) and then fastened on the outer upright post (7) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121252017.8U CN216024200U (en) | 2021-06-04 | 2021-06-04 | Karman vortex type stirring paddle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121252017.8U CN216024200U (en) | 2021-06-04 | 2021-06-04 | Karman vortex type stirring paddle |
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| Publication Number | Publication Date |
|---|---|
| CN216024200U true CN216024200U (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121252017.8U Active CN216024200U (en) | 2021-06-04 | 2021-06-04 | Karman vortex type stirring paddle |
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| CN (1) | CN216024200U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114732089A (en) * | 2022-04-19 | 2022-07-12 | 南京欣腾瑞生物科技有限公司 | Formula for relieving adverse reaction of cat pilatory ball and preparation method and system thereof |
| CN118454489A (en) * | 2024-04-28 | 2024-08-09 | 浙江天富科技有限公司 | Efficient stirring emulsifying machine |
-
2021
- 2021-06-04 CN CN202121252017.8U patent/CN216024200U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114732089A (en) * | 2022-04-19 | 2022-07-12 | 南京欣腾瑞生物科技有限公司 | Formula for relieving adverse reaction of cat pilatory ball and preparation method and system thereof |
| CN118454489A (en) * | 2024-04-28 | 2024-08-09 | 浙江天富科技有限公司 | Efficient stirring emulsifying machine |
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