CN211487382U - Double-helix conical mixer - Google Patents
Double-helix conical mixer Download PDFInfo
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- CN211487382U CN211487382U CN201921976356.3U CN201921976356U CN211487382U CN 211487382 U CN211487382 U CN 211487382U CN 201921976356 U CN201921976356 U CN 201921976356U CN 211487382 U CN211487382 U CN 211487382U
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Abstract
The utility model relates to a machinery, especially a double helix conical mixer for material mixing. Including feeder hopper, cone compounding case, shaftless reducing displacement helical agitator, its main characteristic is: the feed hopper is arranged at the top of the cone mixing box, and the shaftless variable-diameter variable-pitch spiral stirrer is symmetrically and obliquely arranged inside the cone mixing box along the central line of the cone mixing box respectively. The beneficial effects are that: compared with the traditional cone mixing box with the same volume, the cone mixing box can load more capacity materials, simultaneously, the power consumption and the production cost are reduced, the cone mixing box is convenient and practical, the problems of extrusion, grinding, material segregation, difficult discharging and the like of particle materials in the prior art are solved, and the cone mixing box is suitable for being widely popularized.
Description
Technical Field
The utility model relates to a machinery, especially a double helix conical mixer for material mixing.
Background
The double-helix conical mixer is widely applied to solid-solid (namely powder and powder) powder-liquid mixing in various industries such as chemical industry, medicine, pesticide, compound fertilizer, dye, pigment, rubber, building material, coating, food, feed, additive, fine chemical industry, ceramic, refractory material and the like.
At present, a common double-helix conical mixer which uses the working principle that powder circularly moves along the wall of a cone by double helix revolution and the powder is discharged to the center of the cone to radially move by the rotation of a helical blade is not suitable for adding a mixture with larger fiber content and larger material density and granularity difference in the mixing process. The reason is that the separation and segregation phenomena can be generated in the mixing process, and the discharge port is easy to be blocked, so that the extrusion and grinding of the particle materials are caused. And the center of the existing helical blade is a solid shaft, so that the load of the equipment is increased, and the driving power of the motor is increased. Simultaneously, the mixing space of materials is occupied, and the phenomenon can not be solved even if a motor with higher power is adopted for driving.
Therefore, the inventor develops a double-helix conical mixer for mixing materials with large density and large granularity through practice and grope, and thoroughly solves the problems of extrusion and grinding of the granular materials, material segregation, difficult discharging and the like.
Disclosure of Invention
The utility model discloses a solve the weak point among the above-mentioned prior art, provide a helical cone mixer, be an adopt shaftless reducing displacement helical blade to realize the helical cone mixer that high density, large size material mix.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a double helix conical mixer, includes feeder hopper, cone blending box, shaftless reducing displacement spiral agitator, characterized by: the feed hopper is arranged at the top of the cone mixing box, and the shaftless variable-diameter variable-pitch spiral stirrer is symmetrically and obliquely arranged inside the cone mixing box along the central line of the cone mixing box respectively.
Furthermore, the bottom of the cone mixing box is provided with a discharge hole.
Furthermore, the center line of the shaftless variable-diameter variable-pitch spiral stirrer and the center line of the cone mixing box form an alpha angle.
Furthermore, the shaftless reducing variable pitch spiral stirrer is sequentially provided with an explosion-proof double-speed motor, a speed reducer and a non-reducing variable pitch spiral stirring blade from left to right.
Further, the large diameter value of the shaftless variable-pitch helical stirring blade of the shaftless variable-pitch helical stirrer is D1, and the small diameter value of the shaftless variable-pitch helical stirring blade is D2.
Furthermore, the shaftless reducing variable-pitch spiral stirring blade of the shaftless reducing variable-pitch spiral stirrer has three pitches, namely P1, P2 and P3.
Further, the value of said angle α is in the range of 5 ° to 20 °.
Furthermore, the large diameter D1 of the shaftless variable-pitch spiral stirring blade of the shaftless variable-pitch spiral stirrer ranges from 100mm to 200mm, and the small diameter D2 of the shaftless variable-pitch spiral stirring blade ranges from 70mm to 140 mm.
Further, three pitch values P1, P2 and P3 of the shaftless variable-pitch helical stirring blade of the shaftless variable-pitch helical stirrer are respectively as follows: 80mm-100mm, 60mm-80mm, 40mm-60 mm.
The utility model has the advantages that: the mixing device can be suitable for mixing with larger content of added fibers and larger difference of material density and granularity in the mixing process, the stirring blades do not occupy excessive stirring space, and meanwhile, the problems of extrusion, grinding and material segregation of particle materials, difficulty in discharging and the like are avoided in the mixing process.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a double-helix conical mixer of the present invention.
Fig. 2 is a schematic structural view of the shaftless variable-pitch helical agitator of the present invention.
Detailed Description
As can be seen from FIGS. 1-2: the utility model relates to a helical cone mixer, including feeder hopper 1, cone mixing box 2, shaftless reducing displacement helical agitator 3, feeder hopper 1 installs at the top of cone mixing box 2, and shaftless reducing displacement helical agitator 3 installs the inside at cone mixing box 2 along the central line symmetry slope of cone mixing box 2 respectively.
Furthermore, the bottom of the cone mixing box 2 is provided with a discharge hole 2-1.
Furthermore, the center line of the shaftless variable-diameter variable-pitch spiral stirrer 3 and the center line of the cone mixing box 2 form an angle alpha.
Furthermore, the shaftless variable-diameter variable-pitch spiral stirrer 3 is sequentially provided with an explosion-proof double-speed motor 3-1, a speed reducer 3-2 and a non-variable-diameter variable-pitch spiral stirring blade 3-3 from left to right.
Further, the large diameter value of the shaftless variable-diameter variable-pitch spiral stirring blade 3-3 is D1, and the small diameter value of the shaftless variable-diameter variable-pitch spiral stirring blade 3-3 is D2.
Furthermore, the shaftless reducing variable pitch helical stirring blade 3-3 has three pitches, which are respectively P1, P2 and P3.
Further, the value of said angle α is in the range of 5 ° to 20 °.
Furthermore, the value of the large diameter D1 of the shaftless variable-diameter variable-pitch spiral stirring blade 3-3 is within the range of 100 mm-200 mm, and the value of the small diameter D2 of the shaftless variable-diameter variable-pitch spiral stirring blade 3-3 is within the range of 70 mm-140 mm.
Further, the three pitch values of P1, P2 and P3 of the shaftless variable-diameter variable-pitch helical stirring blade 3-3 are respectively as follows: 80mm-100mm, 60mm-80mm, 40mm-60 mm.
The utility model relates to a helical cone mixer's working process is:
when materials with large fiber content and large material density and particle size difference fall into the cone mixing box 2 from the feed hopper 1, one explosion-proof double-speed motor 3-1 of the non-shaft variable-diameter variable-pitch spiral stirrer 3 which is symmetrically and obliquely arranged in the cone mixing box 2 along the central line of the cone mixing box 2 is started to start a low-speed gear and rotate clockwise, one explosion-proof double-speed motor 3-1 of the other explosion-proof double-speed motor 3-1 of the non-shaft variable-pitch spiral stirrer 3 is started to start a high-speed gear and rotate anticlockwise, when materials with large fiber content and large material density and particle size difference fall into the cone mixing box 2 from the feed hopper 1, the spiral stirrer 3 rotating clockwise at a low speed pushes the materials with larger fiber content and larger material density and granularity difference to the lower part of the cone mixing box 2, the spiral stirrer 3 rotating anticlockwise at a high speed pushes the materials with larger fiber content and larger material density and granularity difference to the upper part of the cone mixing box 2, so that the materials with larger fiber content and larger material density and granularity difference are forcibly stirred, the pitch P1 of the shaftless variable-diameter variable-pitch spiral stirring blades 3-3 is the largest, the materials pushed up by the spiral stirrer 3 rotating anticlockwise at a high speed are all the materials with large density and large particles in the stirring process, the materials with large density and large particles are temporarily stayed in the pitch P1 section of the shaftless variable-diameter variable-pitch spiral stirring blades 3-3 to wait for reverse time difference mixing when the materials of the feed hopper 1 are pushed down by the other spiral stirrer 3 rotating clockwise at a low speed, the materials mixed in the reverse time difference can be downwards pushed to the pitch P2 section of the shaftless reducing variable-pitch spiral stirring blade 3-3 along the spiral stirrer 3 rotating clockwise at a low speed, and then the materials with large density and large particles are fully stirred and mixed by the reverse time difference. The pitch value of the pitch P3 section of the shaftless variable-diameter variable-pitch spiral stirring blade 3-3 is minimum, and meanwhile, the pitch P3 section of the shaftless variable-pitch spiral stirring blade 3-3 is larger in fiber content when the pitch P3 section is closest to the discharge port 2-1 at the bottom of the mixing box 2, and a large amount of materials with larger fiber content and larger density are pushed upwards by the spiral stirrer 3 rotating anticlockwise at high speed under the action of the reverse time difference of the spiral stirrer 3 rotating anticlockwise at high speed to be subjected to secondary mixing, so that a discharge space is removed for the mixed materials pushed downwards by the spiral stirrer 3 rotating clockwise at low speed, and the mixed materials are smoothly discharged from the discharge port 2-1 at the bottom of the mixing box 2. Compared with the traditional cone mixing box with the volume, the utility model discloses a no axle reducing displacement spiral stirring vane 3-3 carries out the material and mixes, and cone mixing box 2 can load more capacity's material, and power consumption also reduces thereupon simultaneously, and manufacturing cost also reduces thereupon, and convenient and practical has solved extrusion and grinding, material segregation, difficult problems such as ejection of compact difficulty of the granule material that exists among the prior art, is fit for wideling popularize.
Claims (9)
1. The utility model provides a double helix conical mixer, includes feeder hopper, cone blending box, shaftless reducing displacement spiral agitator, characterized by: the feed hopper is arranged at the top of the cone mixing box, and the shaftless variable-diameter variable-pitch spiral stirrer is symmetrically and obliquely arranged inside the cone mixing box along the central line of the cone mixing box respectively.
2. The twin screw conical mixer of claim 1, wherein: the bottom of the cone mixing box is provided with a discharge hole.
3. The twin screw conical mixer of claim 1, wherein: the center line of the shaftless variable-diameter variable-pitch spiral stirrer and the center line of the cone mixing box form an alpha angle.
4. The twin screw conical mixer of claim 1, wherein: the shaftless reducing variable-pitch spiral stirrer is sequentially provided with an explosion-proof double-speed motor, a speed reducer and a non-reducing variable-pitch spiral stirring blade from left to right.
5. The twin screw conical mixer of claim 1, wherein: the large diameter value of the shaftless reducing variable-pitch spiral stirring blade of the shaftless reducing variable-pitch spiral stirrer is D1, and the small diameter value of the shaftless reducing variable-pitch spiral stirring blade is D2.
6. The twin screw conical mixer of claim 1, wherein: the shaftless reducing variable-pitch spiral stirring blade of the shaftless reducing variable-pitch spiral stirrer has three pitches, namely P1, P2 and P3.
7. A twin screw conical mixer according to claim 3 wherein: the value of said angle alpha is in the range 5 deg. -20 deg..
8. A twin screw conical mixer according to claim 1 or claim 5, wherein: the large diameter D1 of the shaftless variable-diameter variable-pitch spiral stirring blade of the shaftless variable-diameter variable-pitch spiral stirrer ranges from 100mm to 200mm, and the small diameter D2 of the shaftless variable-diameter variable-pitch spiral stirring blade ranges from 70mm to 140 mm.
9. A twin screw conical mixer according to claim 1 or claim 6, wherein: the three pitches P1, P2 and P3 of the shaftless variable-diameter variable-pitch spiral stirring blade of the shaftless variable-diameter variable-pitch spiral stirrer are respectively as follows: 80mm-100mm, 60mm-80mm, 40mm-60 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921976356.3U CN211487382U (en) | 2019-11-15 | 2019-11-15 | Double-helix conical mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921976356.3U CN211487382U (en) | 2019-11-15 | 2019-11-15 | Double-helix conical mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211487382U true CN211487382U (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921976356.3U Active CN211487382U (en) | 2019-11-15 | 2019-11-15 | Double-helix conical mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211487382U (en) |
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2019
- 2019-11-15 CN CN201921976356.3U patent/CN211487382U/en active Active
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