CN111686613A - Stirring device - Google Patents
Stirring device Download PDFInfo
- Publication number
- CN111686613A CN111686613A CN202010589931.5A CN202010589931A CN111686613A CN 111686613 A CN111686613 A CN 111686613A CN 202010589931 A CN202010589931 A CN 202010589931A CN 111686613 A CN111686613 A CN 111686613A
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- Prior art keywords
- stirring
- frame
- cylinder
- shaft
- stirring cylinder
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- 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.)
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Classifications
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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
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/09—Stirrers characterised by the mounting of the stirrers with respect to the receptacle
-
- 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
- B01F27/05—Stirrers
- B01F27/09—Stirrers characterised by the mounting of the stirrers with respect to the receptacle
- B01F27/092—Stirrers characterised by the mounting of the stirrers with respect to the receptacle occupying substantially the whole interior space of the receptacle
-
- 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
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/13—Openwork frame or cage stirrers not provided for in other groups of this subclass
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
Abstract
The invention discloses a stirring device, and belongs to the technical field of stirring. Comprises a mixing drum, a mixing part and a rotating part; an opening is formed in the upper portion of the stirring cylinder, the stirring portion is erected at the opening of the stirring cylinder, a stirring frame is arranged on the lower portion of the stirring portion and located between the central shaft of the stirring cylinder and the inner wall of the stirring cylinder, and the stirring frame rotates around the central shaft of the stirring frame; the rotating part drives the stirring part to rotate around the central shaft of the stirring cylinder. The stirring frame of the stirring part can rotate and can be used for stirring at one side of the stirring cylinder, the whole stirring frame is enabled to rotate around the central shaft of the stirring cylinder under the action of the rotating part, and the stirring frame is enabled to realize the stirring of the whole stirring cylinder under the action of rotation and revolution; the minimum maximum value of the rotation track of the stirring frame can be set to the radius of the stirring cylinder, the diameter of the stirring frame is greatly reduced, the power of the stirring frame does not need to be increased, and the energy consumption of the stirring frame and the increase of the equipment cost are reduced. The technical problem that a large-diameter stirring device needs large power or has stirring dead angles is solved.
Description
Technical Field
The invention relates to the technical field of stirring, in particular to a stirring device.
Background
The stirring device is a common basic equipment facility in industrial production and has extremely wide application. In order to increase the production efficiency, it is often the case that the volume of the anti-agitator is increased, and for a cylindrical vertical vessel, the diameter of the vessel is increased as a common method. However, in the case of a large-diameter vessel, if the conventional stirring manner is still employed, the ratio of the diameter of the stirring rack is enlarged, and with this, there is a problem in that the power required for the stirring motor increases geometrically, thereby causing a significant increase in energy consumption and equipment cost. On the other hand, if a plurality of groups of the stirring frames with the original diameters are arranged in a parallel fixed mode, the multiplying power of the total power of the motor is theoretically equal to the multiplying power of the diameter of the container, but stirring dead angles exist.
Disclosure of Invention
The invention aims to provide a stirring device aiming at the problems, and solves the technical problems that a large-diameter stirring device needs large power or has stirring dead angles.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a stirring device comprises a stirring cylinder, a stirring part and a rotating part; an opening is formed in the upper portion of the stirring cylinder, the stirring portion is erected at the opening of the stirring cylinder, a stirring frame is arranged on the lower portion of the stirring portion and located between the central shaft of the stirring cylinder and the inner wall of the stirring cylinder, and the stirring frame rotates around the central shaft of the stirring frame; the rotating part drives the stirring part to rotate around the central shaft of the stirring cylinder.
Further, the mixing drum is cylindrical, a support shaft is coaxially arranged at the central shaft of the mixing drum, and the rotating part is rotatably arranged at the upper part of the support shaft; the stirring frame is positioned between the support shaft and the inner wall of the stirring barrel.
Further, the rotating part comprises a frame body, a roller and a first driving device; one end of the frame body is rotatably arranged at the upper part of the supporting shaft; the roller is rotatably arranged at one end of the frame body opposite to the supporting shaft, the roller is rotatably supported on the upper end surface of the opening of the mixing drum, and the first driving device drives the roller to rotate; the frame body is connected with the middle part of the stirring part.
Furthermore, the number of the rollers is one or more, and the first driving device drives any one of the rollers to rotate.
Furthermore, the stirring part comprises a connecting shaft, a second driving device and a stirring frame, the central shaft of the connecting shaft is parallel to the supporting shaft, the connecting shaft is rotatably arranged in the middle of the frame body, and the lower end of the connecting shaft is positioned below the frame body; the second driving device is arranged on the frame body and drives the connecting shaft to rotate, and the stirring frame is fixedly connected with the lower end of the connecting shaft.
Furthermore, the stirring frame comprises a plurality of triangular frames which are parallel to each other and are arranged at intervals along the length direction of the connecting shaft, and the corresponding corners of the triangular frames are connected through connecting columns; the triangular frame positioned at the uppermost part is fixedly connected with the lower end of the connecting shaft through a basically connecting plate.
Furthermore, the stirring part and the rotating part are respectively provided with a plurality of parts, and the stirring part corresponds to the rotating part one by one.
Further, the diameter of a circle formed by the motion locus of the stirring part is the same as the radius of the inner wall of the stirring cylinder.
Further, the maximum rotation diameter formed by the rotation of the stirring frame is smaller than the radius of the inner wall of the stirring cylinder.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the stirring frame of the stirring part can rotate and can be used for stirring at one side of the stirring cylinder, the whole stirring frame can rotate around the central shaft of the stirring cylinder under the action of the rotating part, and the motion trail of the stirring frame can cover the space in the stirring cylinder under the action of rotation and revolution, namely the stirring frame can stir to any position in the stirring cylinder, so that the stirring frame realizes stirring of the stirring cylinder without dead angles; the minimum radius that can set to the churn of the maximum value of the rotation orbit of stirring frame can, the diameter of greatly reducing the stirring frame need not increase stirring frame power, reduces the increase of stirring frame energy consumption and equipment cost, solves the big or technical problem that has the stirring dead angle of the required power of major diameter agitating unit.
2. The roller of the rotating device is arranged at the edge of the opening of the mixing drum, the stress point of the rotating part for rotating the mixing part is positioned in the middle of the frame body, and the moment of the acting force of the roller on the frame body is greater than the moment of the acting force of the mixing part on the frame body, so that the force of the roller driven by the first driving device can be greatly reduced, the power of the first driving device is reduced, and the energy consumption of the mixing frame and the increase of the equipment cost are further reduced.
3. The stirring frame forms a triangular prism frame structure through the triangular frame and the connecting column, has stronger stability compared with a transmission fan blade or propeller structure, and can effectively prolong the service life of the stirring frame.
4. The invention can also be provided with a plurality of groups of stirring parts and rotating parts according to requirements, so that the materials in the stirring cylinder are stirred at high frequency, the stirring time is reduced, and the stirring and production efficiency is improved.
Drawings
Fig. 1 is a three-dimensional structural view of embodiment 1 of the present invention.
FIG. 2 is a three-dimensional structural view of a mixing drum in example 1 of the present invention.
FIG. 3 is a three-dimensional structural view of a stirring section in example 1 of the present invention.
Fig. 4 is a three-dimensional structural view of a rotating part in embodiment 1 of the present invention.
Fig. 5 is a three-dimensional structural view of embodiment 2 of the present invention.
In the attached drawing, 1-stirring cylinder, 2-stirring part, 3-rotating part, 11-supporting shaft, 12-limiting ring, 13-thrust ball bearing, 21-connecting shaft, 22-second driving device, 23-stirring frame, 24-triangular frame, 25-connecting column, 31-frame body, 32-roller and 33-first driving device.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
Referring to fig. 1 to 4, a stirring device includes a stirring cylinder 1, a stirring portion 2 and a rotating portion 3; an opening is arranged at the upper part of the mixing drum 1, the mixing part 2 is erected at the opening of the mixing drum 1, a mixing frame 23 is arranged at the lower part of the mixing part 2, the mixing frame 23 is positioned between the central shaft of the mixing drum 1 and the inner wall of the mixing drum 1, and the mixing frame 23 rotates around the central shaft of the mixing frame; the rotating part 3 drives the stirring part 2 to rotate around the central axis of the stirring cylinder 1.
Specifically, referring to fig. 2 again, the mixing drum 1 is cylindrical, a supporting shaft 11 is coaxially disposed at a central axis of the mixing drum 1, a limit ring 12 is disposed at an upper portion of the supporting shaft 11, a thrust ball bearing 13 is disposed at an upper end face of the limit ring 12, the rotating portion 3 is rotatably mounted at an upper portion of the supporting shaft 11, and a lower end face of the rotating portion 3 is connected to an upper end face of the thrust ball bearing 13. Referring to fig. 4 again, the rotating part 3 includes a frame 31, a roller 32 and a first driving device 33; one end of the frame body 31 is rotatably arranged on the upper part of the supporting shaft 11, and the lower end surface of the frame body 31 is connected with the upper end surface of the thrust ball bearing 13; the roller 32 is rotatably mounted on one end of the frame 31 opposite to the supporting shaft 11, the roller 32 is rotatably supported on the upper end surface of the opening of the mixing drum 1, and the first driving device 33 is mounted on the frame 31 and connected to the roller 32 to drive the roller 32 to rotate. Referring to fig. 3 again, the stirring part 2 includes a connecting shaft 21, a second driving device 22 and a stirring frame 23, a central axis of the connecting shaft 21 is parallel to the supporting shaft 11, the connecting shaft 21 is rotatably installed in the middle of the frame body 31, and the lower end of the connecting shaft 21 is located below the frame body 31; the second driving device 22 is mounted on the frame body 31 and connected to the connecting shaft 21 to drive the connecting shaft 21 to rotate, and the stirring frame 23 is fixedly connected to the lower end of the connecting shaft 21. The stirring frame 23 comprises a plurality of triangular frames 24 which are parallel to each other and are arranged at intervals along the length direction of the connecting shaft 21, and the corresponding corners of the plurality of triangular frames 24 are connected through connecting columns 25; the triangular frame 24 positioned at the uppermost part is fixedly connected with the lower end of the connecting shaft 21 through a plurality of connecting plates.
It should be noted that, the first driving device 33 and the second driving device 22 both include a driving motor, and a speed reducer may be added as needed, and power supply modes and control circuits of the first driving device 33 and the second driving device 22 are already in the prior art, and are not described in detail in this application.
The number of the rollers 32 may be one or more, and the first driving device 33 drives any one of the rollers 32 to rotate. In this embodiment, the number of the rollers 32 is two, so that most of the weight of the rotating portion 3 is prevented from acting on one driving roller 32. In this embodiment, the diameter of the circle formed by the movement locus of the stirring section 2 is the same as the radius of the inner wall of the stirring cylinder 1. The maximum rotation diameter of the stirring frame 23 formed by rotation is smaller than the radius of the inner wall of the stirring cylinder 1.
Based on the above, the stirring frame 23 of the stirring section 2 of the present embodiment can rotate and can be used for stirring on one side of the stirring cylinder 1, and the whole stirring frame 23 is rotated around the central axis of the stirring cylinder 1 by the action of the rotating section 3, and the motion trajectory of the stirring frame 23 can cover the space in the stirring cylinder 1 by the action of rotation and revolution, that is, the stirring frame 23 can stir to any position in the stirring cylinder 23, so that the stirring frame 23 can realize stirring of the whole stirring cylinder 1; the minimum maximum value of the rotation track of the stirring frame 23 can be set to the radius of the stirring cylinder 1, so that the diameter of the stirring frame 23 is greatly reduced, the power of the stirring frame 23 does not need to be increased, and the energy consumption of the stirring frame 23 and the increase of the equipment cost are reduced. The technical problem that a large-diameter stirring device needs large power or has stirring dead angles is solved. The gyro wheel 32 setting of rotating device is at 1 open-ended edge of churn, and 3 stress points that rotate stirring portion 2 of rotating portion are located the middle part of support body 31, and the moment of gyro wheel 32 acting force is greater than the moment that stirring portion 2 acted on the power to support body 31 on support body 31, can greatly reduce the drive gyro wheel 32's of first drive arrangement 33 power like this, reduces the power of first drive arrangement 33, further reduces the increase of 23 energy consumptions of stirring frame and equipment cost. The stirring frame 23 forms a triangular prism frame structure through the triangular frame 24 and the connecting column 25, has stronger stability relative to a transmission fan blade or a propeller structure, and can effectively prolong the service life of the stirring frame 23.
Example 2
This example is a further modification of example 1. Referring to fig. 5, in the present embodiment, two stirring portions 2 and two rotating portions 3 are provided, and the stirring portions 2 correspond to the rotating portions 3 one by one. It should be noted that, as required, the number of the stirring parts 2 and the rotating parts 3 may be other numbers, and multiple groups of stirring parts 2 and rotating parts 3 are provided to stir the material in the stirring cylinder 1 at a high frequency, so as to improve the efficiency of stirring and production when the stirring is reduced.
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.
Claims (9)
1. A stirring device is characterized in that: comprises a mixing drum, a mixing part and a rotating part; an opening is formed in the upper portion of the stirring cylinder, the stirring portion is erected at the opening of the stirring cylinder, a stirring frame is arranged on the lower portion of the stirring portion and located between the central shaft of the stirring cylinder and the inner wall of the stirring cylinder, and the stirring frame rotates around the central shaft of the stirring frame; the rotating part drives the stirring part to rotate around the central shaft of the stirring cylinder.
2. A mixing apparatus according to claim 1, wherein: the stirring cylinder is cylindrical, a support shaft is coaxially arranged at the central shaft of the stirring cylinder, and the rotating part is rotatably arranged at the upper part of the support shaft; the stirring frame is positioned between the support shaft and the inner wall of the stirring barrel.
3. A mixing apparatus according to claim 2, wherein: the rotating part comprises a frame body, a roller and a first driving device; one end of the frame body is rotatably arranged at the upper part of the supporting shaft; the roller is rotatably arranged at one end of the frame body opposite to the supporting shaft, the roller is rotatably supported on the upper end surface of the opening of the mixing drum, and the first driving device drives the roller to rotate; the frame body is connected with the middle part of the stirring part.
4. A mixing apparatus according to claim 3, wherein: the number of the rollers is one or more, and the first driving device drives any one roller to rotate.
5. A mixing apparatus according to claim 3, wherein: the stirring part comprises a connecting shaft, a second driving device and a stirring frame, a central shaft of the connecting shaft is parallel to the supporting shaft, the connecting shaft is rotatably arranged in the middle of the frame body, and the lower end of the connecting shaft is positioned below the frame body; the second driving device is arranged on the frame body and drives the connecting shaft to rotate, and the stirring frame is fixedly connected with the lower end of the connecting shaft.
6. A mixing apparatus according to claim 5, wherein: the stirring frame comprises a plurality of triangular frames which are parallel to each other and are arranged at intervals along the length direction of the connecting shaft, and corners corresponding to the triangular frames are connected through connecting columns; the triangular frame positioned at the uppermost part is fixedly connected with the lower end of the connecting shaft through a basically connecting plate.
7. A mixing apparatus according to claim 1, wherein: the stirring portion with the portion of rotating is a plurality of, stirring portion and portion of rotating one-to-one.
8. A mixing apparatus according to claim 2, wherein: the diameter of a circle formed by the motion trail of the stirring part is the same as the radius of the inner wall of the stirring cylinder.
9. A mixing apparatus according to claim 8, wherein: the maximum rotation diameter formed by the rotation of the stirring frame is smaller than the radius of the inner wall of the stirring cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010589931.5A CN111686613A (en) | 2020-06-24 | 2020-06-24 | Stirring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010589931.5A CN111686613A (en) | 2020-06-24 | 2020-06-24 | Stirring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111686613A true CN111686613A (en) | 2020-09-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010589931.5A Pending CN111686613A (en) | 2020-06-24 | 2020-06-24 | Stirring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111686613A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113493322A (en) * | 2021-07-16 | 2021-10-12 | 河南省恒信阳光实业有限公司 | Oil well cement retarder and preparation method thereof |
| CN117228840A (en) * | 2023-11-15 | 2023-12-15 | 西纯环保科技（上海）有限公司 | Nitrify denitrification's waste water denitrification facility |
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| CN113493322B (en) * | 2021-07-16 | 2023-07-25 | 河南省恒信阳光实业有限公司 | Mixing machine for preparing oil well cement retarder |
| CN117228840A (en) * | 2023-11-15 | 2023-12-15 | 西纯环保科技（上海）有限公司 | Nitrify denitrification's waste water denitrification facility |
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Application publication date: 20200922 |