CN110449074B - Composite rotary stirring device and working method - Google Patents
Composite rotary stirring device and working method Download PDFInfo
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- CN110449074B CN110449074B CN201910778365.XA CN201910778365A CN110449074B CN 110449074 B CN110449074 B CN 110449074B CN 201910778365 A CN201910778365 A CN 201910778365A CN 110449074 B CN110449074 B CN 110449074B
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- inner gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/95—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2214—Speed during the operation
- B01F35/22142—Speed of the mixing device during the operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/33—Transmissions; Means for modifying the speed or direction of rotation
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention relates to a composite rotating type stirring device and a working method thereof, wherein the composite rotating type stirring device comprises a tank body, a driving mechanism is arranged at the center of the top of the tank body, an output shaft of the driving mechanism is fixedly connected with one end of a swing rod, the other end of the swing rod is rotatably connected with a stirring shaft, the axis of the stirring shaft is deviated from the axis of the tank body, a gear is fixed at the top of the stirring shaft, the gear is meshed with a first inner gear ring arranged on the inner side surface of the top of the tank body, and a blade mechanism is arranged on the stirring shaft.
Description
Technical Field
The invention relates to the technical field of stirring equipment, in particular to a composite rotary stirring device and a working method.
Background
The stirring device is one of the most common mixing devices in industry, and is widely applied to industrial production of chemical industry, food, biology, pharmacy and the like. The stirring reactor mainly mixes materials by means of a stirring paddle to form a flow pattern required by industrial production, and the same materials or different materials are mixed.
The existing stirring device comprises a tank body, wherein a stirring shaft is arranged in the center of the interior of the tank body, blades are arranged on the stirring shaft, the stirring shaft is connected with a driving mechanism, and the driving mechanism drives the stirring shaft to rotate so as to stir materials in the tank body.
The inventor finds that the stirring effect of the existing stirring device is not good due to the fact that the stirring shaft is arranged at the center of the tank body, the internal flow field is symmetrical, the eccentric stirring device is arranged at present, the stirring shaft is arranged eccentrically relative to the axis of the tank body and can break the symmetry of the flow field, pressure of each point of the flow field is different, and the stirring effect is improved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a composite rotary stirring device which can overcome the limitation of the existing eccentric stirring, so that the stirring device is integrally stable and has a good stirring effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a compound rotary-type agitating unit, includes a jar body, jar body top central point puts and is equipped with actuating mechanism, actuating mechanism's output shaft and the one end fixed connection of pendulum rod, the other end of pendulum rod rotates and is connected with the (mixing) shaft, the skew jar body axis setting of (mixing) shaft axis, (mixing) shaft top position fixed has the gear, the gear meshes with the first ring gear that sets up at jar body top medial surface mutually, blade mechanism is installed to the (mixing) shaft.
The driving mechanism can drive the stirring shaft to revolve around the axis of the tank body along the circumference in the tank body, and the stirring shaft can rotate by utilizing the meshing action of the first inner gear ring and the gear.
Further, the tank body comprises a cylinder body, the top end of the cylinder body is detachably connected with a flat cover, and a sealing head is fixed at the bottom end of the cylinder body.
Furthermore, the top position of barrel is equipped with the inlet pipe, and the bottom position is equipped with the discharging pipe, the bottom of head is provided with the discharge tube.
Further, actuating mechanism includes the support body, the support body top is connected with agitator motor, agitator motor is connected with speed change mechanism, speed change mechanism's output shaft stretches into jar internal portion and is connected with rather than the axis vertically pendulum rod.
Further, the speed change mechanism adopts a planetary speed change mechanism.
Furthermore, the planetary speed change mechanism comprises a shell, an input shaft is sequentially arranged in the shell, the middle shaft is fixedly provided with two sun wheels, the two sun wheels are respectively meshed with the inner sides of the first planetary wheel set and the second planetary wheel set, the outer sides of the two planetary wheel sets are respectively meshed with the second inner gear ring and the third inner gear ring, the second inner gear ring is rotatably connected with the input shaft, the third inner gear ring is rotatably connected with a flywheel fixed on the middle shaft, the first planetary wheel set is connected with a rotating arm fixed on the input shaft, the rotating arm can drive the first planetary wheel set to revolve, the second inner gear ring is connected with the second planetary wheel set and can drive the second planetary wheel set to revolve, the second inner gear ring and the third inner gear ring can be fixedly connected or disconnected with the shell, the output shaft is fixedly connected with an output disc, and the output disc can be fixedly connected or disconnected with the second inner gear ring and.
Furthermore, a first electromagnet is fixed on the shell, the first electromagnet can fixedly connect the second inner gear ring with the shell, a second electromagnet is fixed on the shell, the second electromagnet can fixedly connect the third inner gear ring with the shell, a third electromagnet and a fourth electromagnet are arranged on the output disc, and the third electromagnet and the fourth electromagnet can fixedly connect the output disc with the third inner gear ring and the flywheel respectively.
Further, the blade mechanism comprises a rotary disc, the rotary disc is fixedly connected with the bottom of the stirring shaft, and a plurality of blades are fixed on the circumferential surface of the rotary disc.
Furthermore, the vanes are straight plate-shaped vanes, and a plurality of vanes are uniformly distributed along the circumference of the rotating disc.
The invention also discloses a working method of the composite rotary stirring device, which comprises the following steps: the driving mechanism drives the stirring shaft to revolve in the tank body along a circumferential track through the swing rod, and meanwhile, under the meshing action of the first inner gear ring and the gear, the stirring shaft rotates to stir materials in the tank body.
The invention has the beneficial effects that:
1. according to the stirring device, the stirring shaft revolves in the tank body according to the circumferential track, and simultaneously, the stirring shaft also rotates around the axis of the stirring shaft, so that chaotic mixing can be realized, a strong convection effect can be generated, no stirring dead angle exists in the tank body, and a good stirring effect is obtained.
2. According to the stirring device, the stirring shaft can revolve in the tank body, so that the whole stirring device is more stable, periodic vibration cannot occur, the stirring effect at each position in the tank body is uniform, and the requirement of eccentric stirring of a larger tank body is met.
3. The stirring device provided by the invention adopts the planetary speed change mechanism, can realize multi-gear rotating speed, is convenient to adjust revolution and rotation rotating speed of the stirring shaft according to the condition of materials, and meanwhile, the speed change mechanism has compact structure, high bearing capacity and reliable work, and can realize rapid automatic gear shifting.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic front view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a schematic top view of the overall structure of embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of a planetary transmission mechanism according to embodiment 1 of the present invention;
FIG. 4 is a schematic front view of a vane mechanism according to embodiment 1 of the present invention;
FIG. 5 is a schematic bottom view of a vane mechanism according to embodiment 1 of the present invention;
the device comprises a barrel body 1, a flat cover 2, a sealing head 3, a feeding pipe 4, a discharging pipe 5, a discharging pipe 6, a discharging pipe 7, a frame body 8, a stirring motor 8, a swing rod 9, a stirring shaft 10, a gear 11, a first inner gear ring 12, a blade mechanism 13, a rotating disc 13-1, a connecting plate 13-2, blades 13-3, a lug seat 14, an input shaft 15, an intermediate shaft 16, an output shaft 17, a first sun gear 18, a second sun gear 19, a second inner gear ring 20, a first planet gear 21, a rotating arm 22, a second planet gear 23, a third inner gear ring 24, a flywheel 25, an output disc 26, a shell 27, a first electromagnet 28, a second electromagnet 29, a third electromagnet 30 and a fourth electromagnet 31.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate correspondence with up, down, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As the background art introduces, the existing eccentric stirring device has poor stability and has stirring dead angles, and in order to solve the problems, the application provides a composite rotating type stirring device.
In a typical embodiment example 1 of this application, as shown in fig. 1-5, a compound rotary-type agitating unit, which comprises a tank body, the jar body is including barrel 1, the barrel top is connected with flat lid 2 through bolt detachable, the low side of barrel is fixed with head 3, the upper portion position of barrel is fixed with inlet pipe 4, inlet pipe and barrel inner space intercommunication, and operating personnel can treat the material of stirring through the inlet pipe to the internal injection of jar, the bottom position of barrel is fixed with discharging pipe 5, discharging pipe and barrel inner space intercommunication for discharge the internal material of stirring completion of jar, the bottom of head is fixed with discharge tube 6, the central point that the discharge tube was fixed at the head puts for the internal material of emptying jar.
The center part of flat lid is fixed with actuating mechanism, actuating mechanism includes support body 7, the support body top is fixed with agitator motor 8 through the bolt, agitator motor's output shaft is connected with the speed change mechanism who sets up in agitator motor below, and speed change mechanism passes through the bolt fastening and covers on the flat, and speed change mechanism's input shaft passes through the coupling joint with agitator motor's output shaft, and speed change mechanism's output shaft stretches into jar internal portion and with the one end fixed connection of pendulum rod 9, the other end of pendulum rod passes through the bearing and is connected with (mixing) shaft 10 rotation, the top fixedly connected with gear 11 of (mixing) shaft, the gear meshes with first ring gear 12 mutually, first ring gear is fixed on the medial surface of barrel, the bottom mounting of (mixing) shaft has blade mechanism 13.
The stirring motor can drive the swing rod to rotate through the speed change mechanism, further drive the stirring shaft to revolve along a set circumferential track, and when the stirring shaft revolves, under the meshing action of the gear and the first inner gear ring, the stirring shaft can also do autorotation motion around the axis of the stirring shaft, and the material is stirred by the blade mechanism, so that chaotic mixing is realized, and the stirring effect is good. And the stirring shaft can do revolution motion along the circumferential track, so that the periodic vibration of the whole device is avoided, and the stability of the whole device is ensured.
The speed change mechanism adopts a planetary speed change mechanism, the structure is compact, the bearing capacity is large, the work is reliable, the planetary speed change mechanism comprises a shell, an input shaft 15, an intermediate shaft 16 and an output shaft 17 are sequentially arranged in the shell, the input shaft is connected with the output shaft of a stirring motor through a connecting shaft, the output shaft extends into the tank body and is fixedly connected with a swing rod, a shaft seal is arranged between the output shaft and a flat cover and is used for sealing between the output shaft and the flat cover, the intermediate shaft is fixedly connected with a first sun gear 18 and a second sun gear 19 through a key connection, the first sun gear is arranged close to the input shaft, the input shaft is rotatably connected with a second inner gear ring 20 through a bearing, a first planetary gear set is meshed between the first sun gear and the second inner gear ring, the first planetary gear set comprises a plurality of first planetary gears 21, and the plurality of first planetary gears are rotatably connected with, the rotating arm is fixedly connected with the input shaft through a key connection, the rotating arm can drive a plurality of first planet wheels to do revolution motion between a second inner gear ring and a first sun wheel, the end surface of the first inner gear ring is connected with a second planet wheel set, the second planet wheel set comprises a plurality of second planet wheels 23, the second planet wheels are rotatably connected with the end part of the second inner gear ring, the second planet wheel set is meshed between a third inner gear ring 24 and a second sun wheel, the second inner gear ring can drive the second planet wheel set to do revolution motion, the third inner gear ring is rotatably connected with a flywheel 25 through a bearing, the flywheel is fixedly connected with the end part of an intermediate shaft through a key connection, an output disc 26 is fixedly connected with the output shaft through a key connection, the output disc is rotatably connected with a shell 27 through a bearing, a first electromagnet 28 is fixed on the inner side surface of the shell, and after the first, the second inner gear ring can be fixedly adsorbed, the second inner gear ring can be fixedly connected with the shell, the second electromagnet 29 is fixed on the inner side face of the shell, the third inner gear ring can be fixedly adsorbed after the second electromagnet is electrified, the third inner gear ring can be fixedly adsorbed, the third inner gear ring can be fixedly fixed with the shell, the third electromagnet 30 and the fourth electromagnet 31 are arranged on the output disc, the output disc and the third inner gear ring can be fixedly adsorbed after the third electromagnet is electrified, and the output disc and the flywheel can be fixedly adsorbed after the fourth electromagnet is electrified.
The planetary transmission mechanism of the present embodiment has the following gears:
first gear: the third electromagnet and the fourth electromagnet are electrified, the output disc, the third inner gear ring and the flywheel are fixedly adsorbed, the power of the input shaft is transmitted to the first planetary gear set and the first sun gear from the input shaft through the rotating arm and is transmitted to the second sun gear and the second planetary gear set through the intermediate shaft, at the moment, the first sun gear, the second inner gear ring and the third inner gear ring synchronously rotate, and the power is transmitted to the output shaft because the output disc, the third inner gear ring and the flywheel are fixedly adsorbed.
And (2) second: the second electromagnet and the fourth electromagnet are electrified, the third inner gear ring is fixedly adsorbed with the shell, the fourth electromagnet is fixedly adsorbed with the flywheel, and power is divided into two paths from the input shaft through the rotating arm: the first route is transmitted to the output shaft through the first sun gear, the intermediate shaft and the flywheel; the second route is transmitted to the output shaft through the second inner gear ring, the second planetary gear set, the second sun gear, the intermediate shaft and the flywheel.
And (3) third gear: the first electromagnet and the fourth electromagnet are electrified, the second inner gear ring is fixedly adsorbed with the shell, the output disc is fixedly adsorbed with the flywheel, and power is transmitted to the output shaft from the input shaft through the rotating arm, the first planetary gear set, the first sun gear and the intermediate shaft.
Reversing gear: the first electromagnet and the third electromagnet are electrified, the second inner gear ring is fixed with the shell, the output disc is fixed with the third inner gear ring, and power is transmitted to the output shaft from the input shaft through the rotating arm, the first planetary gear set, the first sun gear, the intermediate shaft, the second sun gear, the second planetary gear set, the third inner gear ring and the output disc.
The blade mechanism comprises a rotary table 13-1, the rotary table is fixedly connected with the bottom end of the stirring shaft, a connecting plate 13-2 is fixedly welded on the outer peripheral surface of the rotary table, a plurality of blades 13-3 are fixed on the connecting plate, the blades are uniformly distributed along the circumferential direction of the rotary table, and the blades are straight plate-shaped blades.
The barrel is further fixed with an ear seat 14 which is used for fixedly connecting the barrel with other structures and supporting and fixing the whole tank body.
In this embodiment, all be provided with the valve on inlet pipe, discharging pipe and the discharge tube for control it switches on and closes.
Example 2:
the embodiment discloses a working method of a composite rotary stirring device, which comprises the following steps: the material that treats the stirring is injected into through the inlet pipe to jar internal injection, agitator motor starts, agitator motor's power drives the pendulum rod through planetary gear mechanism and rotates, the pendulum rod drives the (mixing) shaft and is the revolution motion according to the circular orbit in jar internal, and simultaneously, under the meshing effect of gear and first ring gear, the (mixing) shaft is rotation motion around self axis, the blade stirs the material, stir after the certain time of stirring is accomplished, open the valve on the discharging pipe, discharge the stirring through the discharging pipe with the material, arrange the material and accomplish the back, open the valve on the discharging pipe, discharge the remaining material of jar body bottom, guarantee that the material is whole to be discharged.
By adopting the composite rotary stirring device of the embodiment, the stirring shaft can rotate while revolving, thereby realizing chaotic mixing, having good stirring effect, avoiding periodic vibration of the whole stirring device and ensuring the stability of the stirring device.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (7)
1. A composite rotating type stirring device is characterized by comprising a tank body, wherein a driving mechanism is arranged at the center of the top of the tank body, an output shaft of the driving mechanism is fixedly connected with one end of a swing rod, a speed change mechanism of the driving mechanism adopts a planetary speed change mechanism, the other end of the swing rod is rotatably connected with a stirring shaft, the axis of the stirring shaft deviates from the axis of the tank body, a gear is fixed at the top of the stirring shaft, the gear is meshed with a first inner gear ring arranged on the inner side surface of the top of the tank body, and a blade mechanism is arranged on the stirring shaft;
the planetary speed change mechanism comprises a shell, an input shaft, an intermediate shaft and an output shaft are sequentially arranged in the shell, the intermediate shaft is fixedly provided with two sun wheels, the two sun wheels are respectively meshed with the inner sides of a first planetary wheel set and a second planetary wheel set, the outer sides of the two planetary wheel sets are respectively meshed with a second inner gear ring and a third inner gear ring, the second inner gear ring is rotatably connected with the input shaft, the third inner gear ring is rotatably connected with a flywheel fixed on the intermediate shaft, the first planetary wheel set is connected with a rotating arm fixed on the input shaft, the rotating arm can drive the first planetary wheel set to revolve, the second inner gear ring is connected with the second planetary wheel set and can drive the second planetary wheel set to revolve, the second inner gear ring and the third inner gear ring can be fixedly connected or disconnected with the shell, the output shaft is fixedly connected with an output disc, and the output disc can;
the output disc is provided with a third electromagnet and a fourth electromagnet, and the third electromagnet and the fourth electromagnet can fixedly connect the output disc with the third inner gear ring and the flywheel respectively.
2. A composite rotary agitator as claimed in claim 1, wherein the tank includes a cylinder, a flat cover is detachably attached to the top of the cylinder, and a cap is fixed to the bottom of the cylinder.
3. A compound rotary agitator as claimed in claim 2, wherein the drum is provided with a feed pipe at a top position and a discharge pipe at a bottom position, and the head is provided with a discharge pipe at a bottom thereof.
4. A composite rotary type stirring device as claimed in claim 1, wherein the driving mechanism comprises a frame body, a stirring motor is connected to the top end of the frame body, the stirring motor is connected to a speed change mechanism, and the output shaft of the speed change mechanism extends into the tank body and is connected to a swing rod perpendicular to the axis of the tank body.
5. A composite rotary agitator as claimed in claim 1, wherein the blade mechanism comprises a rotary plate fixedly connected to the bottom of the agitator shaft, and a plurality of blades are fixed to the circumferential surface of the rotary plate.
6. A compound rotary-type stirring device as claimed in claim 5 wherein the blade is a flat plate-like blade and a plurality of blades are uniformly distributed along the circumference of the rotating disk.
7. A method for operating a compound rotary type stirring device as claimed in any one of claims 1 to 6, wherein the driving mechanism drives the stirring shaft to revolve in a circular path in the tank body through the swing link, and the stirring shaft rotates under the meshing action of the first inner gear ring and the gear to stir the materials in the tank body, and the revolution and rotation speeds of the stirring shaft are adjusted according to the conditions of the materials.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910778365.XA CN110449074B (en) | 2019-08-22 | 2019-08-22 | Composite rotary stirring device and working method |
| PCT/CN2020/094120 WO2021031656A1 (en) | 2019-08-22 | 2020-06-03 | Composite rotary stirring device and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910778365.XA CN110449074B (en) | 2019-08-22 | 2019-08-22 | Composite rotary stirring device and working method |
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| CN110449074A CN110449074A (en) | 2019-11-15 |
| CN110449074B true CN110449074B (en) | 2020-06-05 |
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| WO (1) | WO2021031656A1 (en) |
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| JP6852873B2 (en) * | 2016-11-28 | 2021-03-31 | 株式会社品川工業所 | Stirrer |
| CN108162187A (en) * | 2017-12-23 | 2018-06-15 | 深圳市晟祥知识产权有限公司 | Rotary cement blender is combined in a kind of road construction |
| CN208583264U (en) * | 2018-05-17 | 2019-03-08 | 刘思远 | The agitating device of pharmaceutical raw material |
| CN110449074B (en) * | 2019-08-22 | 2020-06-05 | 山东大学 | Composite rotary stirring device and working method |
-
2019
- 2019-08-22 CN CN201910778365.XA patent/CN110449074B/en active Active
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2020
- 2020-06-03 WO PCT/CN2020/094120 patent/WO2021031656A1/en active Application Filing
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| Publication number | Publication date |
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| CN110449074A (en) | 2019-11-15 |
| WO2021031656A1 (en) | 2021-02-25 |
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