CN108380087B - Self-adaptive efficient submersible mixing stirrer - Google Patents
Self-adaptive efficient submersible mixing stirrer Download PDFInfo
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- CN108380087B CN108380087B CN201810356702.1A CN201810356702A CN108380087B CN 108380087 B CN108380087 B CN 108380087B CN 201810356702 A CN201810356702 A CN 201810356702A CN 108380087 B CN108380087 B CN 108380087B
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- bolt
- support frame
- self
- guide piece
- impeller
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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
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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
- B01F27/84—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers rotating at different speeds or in opposite directions about the same 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
- B01F35/45—Closures or doors specially adapted for mixing receptacles; Operating mechanisms therefor
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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
- B01F35/50—Mixing receptacles
- B01F35/51—Mixing receptacles characterised by their material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/305—Treatment of water, waste water or sewage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model provides a high-efficient dive of self-adaptation mixes agitator, including agitator main part, motor, transmission shaft, impeller, staple bolt, support frame, kuppe, the motor sets up in the agitator main part to be connected with the impeller through the transmission shaft, the staple bolt is fixed to be set up in agitator main part outer wall, kuppe and support frame fixed connection, and the motor is inverter motor, adopts the bolt structural connection of taking the elastic component between support frame and the staple bolt, and the bolt structure is including setting up in the guide of staple bolt outer wall and setting up in the bolt of support frame one end. The invention has wide application range, can adapt to various working conditions in the same model, has a self-adaptive guide cover, can effectively prevent the blockage of fiber sundries, reduces vortex generated around the impeller, and has the advantages of high working efficiency, simple structure and stable and reliable operation.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to a submersible stirrer.
Background
Submersible agitators are a new and efficient submersible agitation and impeller device that is used primarily in the general industrial process of homogenizing a medium, creating a suspension flow, and maintaining a horizontal flow of the medium. Particularly, in the sewage treatment process, sewage containing suspended matters, slurry, industrial process liquid and the like can be stirred, water flow is created, the stirring function is enhanced, sludge precipitation is prevented, and the sewage treatment device is an important device in municipal and industrial sewage treatment process flow, and the energy efficiency is directly related to the sewage treatment efficiency and the energy consumption of the device. The motor of the traditional submersible stirrer mostly adopts a common three-phase asynchronous motor, so that the rotating speed of an impeller is not adjustable, and the application range of the stirrer with the same model is limited. Meanwhile, the relative positions of the air guide sleeve and the blades are fixed, and gaps cannot be adjusted, so that vortex generated around the impeller cannot be effectively reduced, and the working efficiency is low.
Disclosure of Invention
The invention aims to provide a self-adaptive efficient submersible mixing stirrer, which solves the problems of the prior stirrer that the application range of the same model is not wide, the position of a guide cover is not adjustable, and the like, and the specific technical scheme is as follows:
the utility model provides a high-efficient dive of self-adaptation mixes agitator, includes agitator main part, motor, transmission shaft, impeller, staple bolt, support frame, kuppe, still be equipped with motor end cover, cable connection end on the agitator main part. The motor is arranged in the stirrer main body and is connected with the impeller through the transmission shaft, the hoop is fixedly arranged on the outer wall of the stirrer main body, and the guide cover is fixedly connected with the support frame.
Furthermore, the guide piece is of a hollow cylinder structure, one side of the guide piece is fixedly welded on the anchor ear, the other corresponding side of the guide piece is provided with a notch, and the width of the notch is matched with the thickness of the support frame;
further, the upper end and the lower end of the guide piece are provided with fastening covers;
preferably, a through hole is formed in the middle of the fastening cover, and the diameter of the through hole is matched with that of the bolt;
preferably, an elastic piece is arranged on the inner bottom surface of the fastening cover;
furthermore, the bolt is of a column structure which is arranged in the guide piece in a penetrating way and is matched with the guide piece, and the middle part of the bolt is fixedly welded with the support frame;
further, elastic pieces are arranged at two ends of the bolt;
preferably, the diameter of the middle column body of the bolt is larger than that of the columns at two ends of the bolt, the columns at two ends are sleeved with elastic pieces, one end of each elastic piece is fixed on the middle end face of the bolt, and the other end of each elastic piece moves freely;
as another scheme, the two ends of the middle part of the bolt are arranged at the same position as the midpoint of the bolt, a stop block with the shape and the size matched with those of the guide piece is arranged, one end of the elastic piece is fixedly arranged on the stop block, and the other end of the elastic piece moves freely.
The beneficial effects of the invention are as follows:
1. the motor adopts variable frequency motor, can adjust impeller rotational speed scope according to sewage treatment plant operating mode, enlarges the application range of same model agitator to reduce design manufacturing cost.
2. The impeller outside is provided with the self-adaptation kuppe for the reduction vortex, adopts the bolt structural connection of taking the elastic component between kuppe and the motor through the support frame for the kuppe can be along axial displacement along with the circumstances that debris blocks around the impeller and produces the vortex, thereby adjusts the relative position between impeller and the kuppe, prevents the jam winding of debris such as fibre, granule, reduces the influence that the vortex produced the agitator more effectively simultaneously, improves work efficiency.
Drawings
Fig. 1 is a schematic perspective view of the structure of the present invention.
Fig. 2 is a schematic cross-sectional view of fig. 1.
FIG. 3 is a schematic view of the latch with spring of the present invention.
Fig. 3-1 to 3-7 are partial schematic views of the latch structure with the elastic member of the present invention.
The numerical designations in the drawings are respectively:
the stirrer comprises a stirrer main body, a 2-plug pin structure, a 21-guide piece, a 22-fastening cover, a 23-plug pin, a 24-elastic piece, a 25-stop block, a 3-motor, a 4-transmission shaft, a 5-impeller, a 6-hoop, a 7-support frame, an 8-guide cover, a 11-motor end cover and a 12-cable terminal.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3-7, the self-adaptive efficient submersible mixing stirrer comprises a stirrer main body 1, a motor 3, a transmission shaft 4, an impeller 5, a hoop 6, a support frame 7 and a guide cover 8, wherein a motor end cover 11 and a cable terminal 12 are further arranged on the stirrer main body 1. The motor 3 is arranged in the stirrer main body 1 and is connected with the impeller 5 through the transmission shaft 4, the hoop 6 is fixedly arranged on the outer wall of the stirrer main body 1, and the air guide sleeve 8 is fixedly connected with the support frame 7.
The guide member 21 is a hollow cylinder structure, and fastening covers 22 are arranged at the upper end and the lower end of the guide member. One side of the guide piece 21 is fixedly welded on the anchor ear 6, and a notch is formed in the other corresponding side, and the width of the notch is matched with the thickness of the support frame 7. The bolt 23 is of a cylinder structure which is arranged in the guide piece 21 in a penetrating mode and is matched with the guide piece 21, and the middle of the bolt 23 is fixedly welded with the support 7 frame.
Example 1: elastic members 24, which are preferably springs in this example, are provided at both ends of the plug 23.
In embodiment 1, the cylinder structure is preferably a cylinder.
In embodiment 1, the fastening cover 22 is preferably a screw cap.
As shown in fig. 3-1 and 3-2, the specific structure of this embodiment is as follows: the diameter of the middle column body of the bolt 23 is larger than that of the columns at the two ends of the bolt 23, a spring 24 is sleeved around the columns at the two ends, one end of the spring 24 is fixed on the middle end face of the bolt 23, and the other end of the spring 24 moves freely; the inner diameter of the spring 24 is larger than the diameters of the columns at the two ends of the bolt 23, but not larger than the diameter of the middle column of the bolt 23. In the middle of the nut 22, a through hole with a diameter corresponding to the diameter of the column bodies at the two ends of the bolt 23 is arranged.
As embodiment 2, as shown in fig. 3-1 and 3-3, the specific structure is as follows: the two ends of the middle column body of the bolt 23 are positioned at the same position as the midpoint of the bolt 23, a stop block 25 with the shape and the size matched with those of the guide piece 21 is arranged, a spring 24 is sleeved around the columns at the two ends, one end of the spring 24 is fixedly arranged on the stop block 25, and the other end of the spring is free to move; the inner diameter of the spring 24 is larger than the diameter of the cylinder at the two ends of the bolt 23, but not larger than the diameter of the stop block 25. In the middle of the nut 22, a through hole with a diameter corresponding to the diameter of the column bodies at the two ends of the bolt 23 is arranged.
As embodiment 3, as shown in fig. 3-1 and fig. 3-4, the specific structure is as follows: the diameter of the middle column body of the bolt 23 is larger than that of the columns at the two ends of the bolt 23, and a plurality of springs 24 uniformly encircling the columns at the two ends are fixedly arranged on the two end faces of the middle column body. In the middle of the nut 22, a through hole with a diameter corresponding to the diameter of the column bodies at the two ends of the bolt 23 is arranged.
As embodiment 4, as shown in fig. 3-1 and fig. 3-5, the specific structure is as follows: the two ends of the middle column body of the bolt 23 are arranged at the same position as the midpoint of the bolt 23, a stop block 25 with the shape and the size being matched with those of the guide piece 21 is arranged, and a plurality of springs 24 uniformly encircling the columns at the two ends are fixedly arranged on the outer end face of the stop block 25. In the middle of the nut 22, a through hole with a diameter corresponding to the diameter of the column bodies at the two ends of the bolt 23 is arranged.
Example 5:
in the in-service use process, the quality of the elastic piece material directly influences the working efficiency of the stirrer, and meanwhile, the influence of different working conditions on the performance of the elastic piece is also different, so that the situation that the elastic piece needs to be replaced after working to a certain degree can often occur. In the 5 embodiments, the elastic members are fixed on the pins, when the elastic members need to be replaced, the pins need to be taken out from the guide members, the springs fixed on the pins are removed, and new springs are welded on the pins, so that the operation is troublesome. In order to solve this problem, embodiment 5 adjusts the position setting of the elastic member on the basis of the aforementioned 4 embodiments.
As shown in fig. 3 to 6, the specific structure of this embodiment is: based on embodiments 1-4, the springs 24 fixedly arranged at two ends of the bolt 23 are symmetrically and fixedly arranged on the inner bottom surface of the nut 22, that is, one end of each spring 24 is fixedly arranged on the inner bottom surface of the nut 22, and the other end of each spring freely moves and is adapted to two ends of the bolt 23. When the spring 24 is required to be replaced, the screw cap 22 is only required to be screwed out, and a new screw cap 22 with the spring 24 is required to be replaced, so that the operation is fast and convenient, and the maintenance cost of the stirrer is greatly reduced.
Example 6:
according to different impeller structural designs, the distance between the air guide sleeve and the impeller needs to be determined in a range sometimes, namely, the nearest or farthest distance between the air guide sleeve and the impeller is ensured not to exceed a certain value. Example 6 was designed for this requirement:
as shown in fig. 3 to 7, the specific structure of this embodiment is: based on the embodiments 1-5, the structure of the through hole on the nut 22 is changed, that is, the nut 22 is set to be the nut 22 without the through hole, meanwhile, the length and the elastic performance of the spring 24 and the length of the bolt 23 are calculated, and the lengths of the spring 24 and the bolt 23 at two ends are determined according to the nearest or farthest distance value of the air guide sleeve 8 from the impeller 5.
In the structural design of the invention, the bolt structure with the elastic piece is suitable for the number of the supporting frames, and the specific number is not particularly limited; the fastening cover and the guide member may be connected by screw or snap connection, and the specific manner is not particularly limited.
The working principle of the invention is as follows:
the variable frequency motor is started, the rotating speed range of the impeller is adjusted to achieve the optimal stirring state according to the working condition of the sewage treatment plant, the impeller rotates at a high speed under the drive of the motor to generate vortex, the guide cover is subjected to self-adaptive axial movement under the action of vortex thrust through the bolt with the elastic piece, so that the gap between the guide cover and the impeller is adjusted, the throttling effect is reduced, and the submersible stirrer is always in the efficient working state; meanwhile, when sundries such as fibers and particles are encountered, the air guide sleeve can also realize self-adaptive axial movement through the bolt with the elastic piece, so that the purpose of preventing the sundries from being blocked and wound is achieved, and the normal operation of the stirrer is ensured.
The variable frequency motor is adopted, the same model can adapt to various working conditions, and meanwhile, the variable frequency motor is provided with the self-adaptive air guide sleeve, so that the blockage of fiber sundries can be effectively prevented, vortex generated around the impeller is reduced, the operation efficiency of the stirrer is high, the structure is simple, and the operation is stable and reliable.
Claims (9)
1. The utility model provides a high-efficient dive of self-adaptation mixes agitator, includes agitator main part (1), motor (3), transmission shaft (4), impeller (5), staple bolt (6), support frame (7), kuppe (8), motor (3) set up in agitator main part (1) to be connected with impeller (5) through transmission shaft (4), staple bolt (6) are fixed to be set up in agitator main part (1) outer wall, kuppe (8) and support frame (7) fixed connection, a serial communication port, motor (3) are inverter motor, adopt bolt structure (2) with elastic component (24) to connect between support frame (7) and staple bolt (6);
the impeller (5) is driven by the motor (3) to rotate to generate vortex, the guide cover (8) is driven by vortex thrust to realize self-adaptive axial movement through the bolt structure with the elastic piece (24), and the gap between the guide cover (8) and the impeller (5) is adjusted.
2. The self-adaptive efficient submersible mixer according to claim 1, wherein the bolt structure (2) comprises a guide piece (21) arranged on the outer wall of the hoop (6) and a bolt (23) arranged at one end of the support frame (7); the guide piece (21) is of a hollow cylinder structure, and fastening covers (22) are arranged at the upper end and the lower end of the guide piece; one side of the guide piece (21) is fixedly welded on the anchor ear (6), and a notch is formed in the other corresponding side, and the width of the notch is matched with the thickness of the support frame (7); the bolt (23) is of a cylinder structure which is arranged inside the guide piece (21) in a penetrating mode and is matched with the guide piece (21), the middle of the bolt (23) is fixedly welded with the support frame (7), and elastic pieces (24) are arranged at two ends of the bolt (23).
3. The self-adaptive efficient submersible mixer according to claim 1, wherein the bolt structure (2) comprises a guide piece (21) arranged on the outer wall of the hoop (6) and a bolt (23) arranged at one end of the support frame (7); the guide piece (21) is of a hollow cylinder structure, fastening covers (22) are arranged at the upper end and the lower end of the guide piece, and elastic pieces (24) are arranged on the inner bottom surface of the fastening covers (22); one side of the guide piece (21) is fixedly welded on the anchor ear (6), and a notch is formed in the other corresponding side, and the width of the notch is matched with the thickness of the support frame (7); the bolt (23) is of a cylinder structure which is arranged inside the guide piece (21) in a penetrating mode and is matched with the guide piece (21), and the middle of the bolt (23) is fixedly welded with the supporting frame (7).
4. The self-adaptive efficient submersible mixing stirrer according to claim 2, wherein the diameter of the middle column body of the plug pin (23) is larger than that of the column bodies at two ends of the plug pin (23), the column bodies at two ends are provided with elastic pieces (24), one end of each elastic piece (24) is fixedly arranged on the middle end face of the plug pin (23), and the other end of each elastic piece is free to move.
5. The self-adaptive efficient submersible mixing stirrer according to claim 2, wherein the two ends of the middle of the bolt (23) are positioned at the same point as the midpoint of the bolt (23), a stop block (25) with the shape and the size suitable for the guide piece (21) is arranged, one end of the elastic piece (24) is fixedly arranged on the stop block (25), and the other end of the elastic piece is free to move.
6. A self-adaptive high-efficiency submersible mixer according to claim 3, wherein the diameter of the middle cylinder of the plug (23) is larger than the diameter of the cylinders at the two ends of the plug (23); the inner bottom surface of the fastening cover (22) is provided with an elastic piece (24), one end of the elastic piece (24) is fixedly arranged on the inner bottom surface of the fastening cover (22), and the other end of the elastic piece freely moves and is matched with two ends of the bolt (23).
7. A self-adaptive efficient submersible mixer according to claim 3, characterized in that the two ends of the middle of the bolt (23) are positioned at the same position as the midpoint of the bolt (23), and a stop block (25) with the shape and the size suitable for the guide piece (21) is arranged; the inner bottom surface of the fastening cover (22) is provided with an elastic piece (24), one end of the elastic piece (24) is fixedly arranged on the inner bottom surface of the fastening cover (22), and the other end of the elastic piece freely moves and is matched with the stop blocks (25) at the two ends of the bolt (23).
8. An adaptive efficient submersible mixer according to any one of claims 2-7, characterized in that the middle of the fastening cover (22) is provided with a through hole, the diameter of which is adapted to the bolt (23).
9. An adaptive high efficiency submersible mixer according to any one of claims 1-2, wherein the resilient member (24) is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810356702.1A CN108380087B (en) | 2018-04-20 | 2018-04-20 | Self-adaptive efficient submersible mixing stirrer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810356702.1A CN108380087B (en) | 2018-04-20 | 2018-04-20 | Self-adaptive efficient submersible mixing stirrer |
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| Publication Number | Publication Date |
|---|---|
| CN108380087A CN108380087A (en) | 2018-08-10 |
| CN108380087B true CN108380087B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810356702.1A Active CN108380087B (en) | 2018-04-20 | 2018-04-20 | Self-adaptive efficient submersible mixing stirrer |
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| CN206315503U (en) * | 2016-12-15 | 2017-07-11 | 天津市安凯特科技发展有限公司 | A kind of high-efficiency evaporating and crystallizing equipment |
| CN106949087A (en) * | 2017-05-03 | 2017-07-14 | 哈尔滨电气动力装备有限公司 | Band back blade axle envelope formula core main pump impeller structure |
| CN208229728U (en) * | 2018-04-20 | 2018-12-14 | 四川省机械研究设计院 | A kind of self-adapted high-efficient diving mixing agitator |
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| CN108380087A (en) | 2018-08-10 |
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