CN114307712A - Design method of impeller of efficient energy-saving stirrer - Google Patents
Design method of impeller of efficient energy-saving stirrer Download PDFInfo
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- CN114307712A CN114307712A CN202111657636.XA CN202111657636A CN114307712A CN 114307712 A CN114307712 A CN 114307712A CN 202111657636 A CN202111657636 A CN 202111657636A CN 114307712 A CN114307712 A CN 114307712A
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- impeller
- transmission rod
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 230000000694 effects Effects 0.000 claims abstract description 10
- 239000012530 fluid Substances 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims 3
- 238000003756 stirring Methods 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of mixers, and particularly relates to a design method of an impeller of a high-efficiency energy-saving mixer, which comprises the following steps: s1, arranging shaft connecting seats connected with movable shafts on the left side and the right side of the wing-shaped blade corresponding to the wheel seat connecting end; s2, positioning plates are arranged at the upper end and the lower end of the rotating shaft, and a first transmission rod and a second transmission rod which are rotatably connected with the two movable shafts are arranged between the two positioning plates; and S3, mounting a first lifting driving piece and a second lifting driving piece on the rotating shaft, and enabling the driving rods of the first lifting driving piece and the second lifting driving piece to be connected with the top ends of the first transmission rod and the second transmission rod respectively. The invention optimizes the prior fixed impeller structure into an impeller structure with an adjustable attack angle, realizes the adjustment of the stress of the airfoil blades by adjusting the included angle between the surfaces of the airfoil blades and fluid, improves the working efficiency of the impeller by increasing the stress of the airfoil blades, and achieves the energy-saving effect by reducing the stress of the airfoil blades.
Description
Technical Field
The invention relates to the technical field of mixers, in particular to a design method of an impeller of a high-efficiency energy-saving mixer.
Background
The impeller of the stirrer is an important component of the stirrer, and the quality of the impeller is one of important influencing conditions of energy conservation and working efficiency of the stirrer. The impeller usually comprises wheel seat and blade, and wheel seat is connected with the pivot, and the blade is installed on the impeller, and the during operation drives the pivot through the motor and rotates to drive wheel seat and the blade on it and rotate, stir the fluid that is in the container.
In order to improve the stirring effect, the existing improvement mode is generally realized by adjusting the relative thickness, the section shape, the surface roughness and the like of the blades, but the traditional impeller of the stirrer generally adopts a single fixed structure, namely the blades are fixed on a wheel seat, and in the practical application process of the impeller with the fixed structure, because the initial starting speed of the impeller is slowly increased and the structure of the impeller is fixed, the stirring efficiency cannot be pertinently improved when the impeller is initially started, and when the impeller is in a stable state, the energy-saving effect cannot be achieved by a mode of pertinently reducing the stress of the blades, so that the indication shows that the existing adjustment mode of adjusting the relative thickness, the section shape, the surface roughness and the like of the blades cannot achieve the expected high-efficiency energy-saving effect.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a design method of an impeller of a high-efficiency energy-saving stirrer, and solves the problems that the traditional impeller of the stirrer generally adopts a single fixed structure, the design of a targeted impeller is lacked, and the expected high-efficiency energy-saving effect cannot be achieved by adjusting the relative thickness, the section shape, the surface roughness and other adjustment modes of blades.
(II) technical scheme
The invention specifically adopts the following technical scheme for realizing the purpose:
a design method of an efficient energy-saving impeller of a stirrer comprises an airfoil blade, a wheel seat and a rotating shaft, and comprises the following steps:
s1, rotatably connecting the wing-shaped blade with the wheel seat, arranging shaft connecting seats on the left side and the right side of the wing-shaped blade corresponding to the connecting end of the wheel seat, and respectively connecting a movable shaft on the two shaft connecting seats;
s2, positioning plates are arranged at the upper end and the lower end of the rotating shaft, a first transmission rod and a second transmission rod which are respectively rotatably connected with the two movable shafts are longitudinally arranged between the upper positioning plate and the lower positioning plate in a penetrating manner, and the first transmission rod and the second transmission rod are limited through the positioning plates;
s3, mounting a fixed seat on the rotating shaft, and mounting a first lifting driving piece and a second lifting driving piece on the fixed seat, so that driving rods of the first lifting driving piece and the second lifting driving piece are respectively connected with the top ends of a first driving rod and a second driving rod, namely designing and molding the impeller of the high-efficiency energy-saving stirrer;
s4, in the initial stage of the impeller work of the high-efficiency energy-saving stirrer, the attack angle of the airfoil blade is adjusted, namely the first driving rod is driven to rise by the first lifting driving piece for a certain height, the second lifting driving piece simultaneously acts to drive the second driving rod to fall for a certain height, and the airfoil blade is stressed in an increased manner by increasing the included angle between the surface of the airfoil blade and the fluid, so that the working efficiency of the impeller is improved; after the motor of the efficient energy-saving stirrer is started, rated rotating speed is reached, after the impeller works in a stable state, the attack angle of the airfoil blade is adjusted again, namely the first lifting driving piece drives the first transmission rod to descend by a certain height, the second lifting driving piece simultaneously acts to drive the second transmission rod to ascend by a certain height, and the stress of the airfoil blade is reduced by reducing the included angle between the surface of the airfoil blade and fluid, so that the energy-saving effect is achieved.
Further, the wheel seat is provided with a mounting hole, the wing-shaped blade is provided with a mounting shaft, the mounting shaft is in threaded connection with the mounting hole, and the mounting shaft is movably connected with the wing-shaped blade.
Furthermore, one end of the rotating shaft is fixedly connected with the wheel seat, and the other end of the rotating shaft is provided with a flange connection plate used for connecting a motor driving shaft.
Furthermore, energy-efficient mixer impeller adopts the three-impeller structure, connects three airfoil blade promptly on the wheel seat, and first transfer line and the second transfer line and first lift driving piece and the second lift driving piece that correspond with three airfoil blade are provided with three groups.
(III) advantageous effects
Compared with the prior art, the invention provides a design method of an impeller of a high-efficiency energy-saving stirrer, which has the following beneficial effects:
according to the invention, the existing fixed impeller structure is optimized into an impeller structure with an adjustable attack angle, the stress of the airfoil blades is adjusted by adjusting the included angle between the surface of the airfoil blades and fluid, the impeller working efficiency is improved by increasing the stress of the airfoil blades, and otherwise, the energy-saving effect is achieved by reducing the stress of the airfoil blades; the impeller of the stirrer designed by the invention is obviously improved in the aspects of high efficiency and energy conservation, and has higher economic benefit and popularization value.
Drawings
FIG. 1 is a structural design front view of an impeller of the efficient energy-saving agitator of the invention;
FIG. 2 is a schematic view of an airfoil blade of the present invention in an increased force state;
FIG. 3 is a schematic view of an airfoil blade of the present invention in a reduced force condition.
In the figure: 1. an airfoil blade; 2. a wheel seat; 3. a rotating shaft; 4. a shaft connecting seat; 5. a movable shaft; 6. positioning a plate; 7. a first drive lever; 8. a second transmission rod; 9. a first lifting drive member; 10. a second lifting driving member.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, a method for designing an energy-efficient impeller of a stirrer according to an embodiment of the present invention is improved on the existing impeller structure of a stirrer including an airfoil blade 1, a wheel base 2 and a rotating shaft 3, and the method for designing an energy-efficient impeller of a stirrer includes the following steps:
s1, rotatably connecting the airfoil blade 1 with the wheel seat 2, arranging shaft connecting seats 4 on the left side and the right side of the airfoil blade 1 corresponding to the connecting end of the wheel seat 2, and respectively connecting a movable shaft 5 on the two shaft connecting seats 4;
s2, arranging positioning plates 6 at the upper and lower ends of the rotating shaft 3, longitudinally penetrating a first transmission rod 7 and a second transmission rod 8 which are respectively rotatably connected with the two movable shafts 5 between the upper and lower positioning plates 6, and limiting the first transmission rod 7 and the second transmission rod 8 through the positioning plates 6;
s3, mounting a fixed seat on the rotating shaft 3, and mounting a first lifting driving piece 9 and a second lifting driving piece 10 on the fixed seat, so that driving rods of the first lifting driving piece 9 and the second lifting driving piece 10 are respectively connected with the top ends of a first driving rod 7 and a second driving rod 8, namely designing and molding the impeller of the high-efficiency energy-saving stirrer;
s4, in the initial working stage of the impeller of the high-efficiency energy-saving agitator, the attack angle of the airfoil blade 1 is adjusted, namely the first lifting driving piece 9 drives the first driving rod 7 to rise to a certain height, the second lifting driving piece 10 simultaneously acts to drive the second driving rod 8 to fall to a certain height, and the airfoil blade 1 is stressed to be increased by increasing the included angle between the surface of the airfoil blade 1 and the fluid, so that the working efficiency of the impeller is improved; the airfoil blade 1 is under an increased stress state as shown in fig. 2; after the motor of the high-efficiency energy-saving stirrer is started to reach a rated rotating speed, and the impeller works in a stable state, the attack angle of the airfoil blade 1 is adjusted again, namely the first lifting driving piece 9 drives the first transmission rod 7 to descend by a certain height, the second lifting driving piece 10 simultaneously acts to drive the second transmission rod 8 to ascend by a certain height, and the stress of the airfoil blade 1 is reduced by reducing the included angle between the surface of the airfoil blade 1 and the fluid, so that the energy-saving effect is achieved; the reduced force condition of the airfoil blade is shown in FIG. 3.
In this embodiment, the first lifting driving member 9 and the second lifting driving member 10 can select the air cylinder in the prior art, connect the transmission rod with the piston rod of the air cylinder, and drive the transmission rod to lift through the piston rod of the air cylinder.
In some embodiments, the wheel seat 2 is provided with a mounting hole, the wing blade 1 is provided with a mounting shaft, the mounting shaft is in threaded connection with the mounting hole, the mounting shaft is movably connected with the wing blade 1, the mounting shaft is mounted on the wing blade 1 in advance, and when the wing blade 1 is mounted, the mounting shaft is only required to be in threaded connection with the mounting hole.
As shown in fig. 1, in some embodiments, one end of the rotating shaft 3 is fixedly connected to the wheel seat 2, and the other end of the rotating shaft 3 is provided with a flange connecting disc for connecting a driving shaft of a motor.
In some embodiments, the energy-efficient mixer impeller adopts a three-impeller structure, that is, three airfoil blades 1 are connected to the wheel base 2, and three sets of the first transmission rod 7 and the second transmission rod 8 corresponding to the three airfoil blades 1 and the first lifting driving member 9 and the second lifting driving member 10 are provided.
The invention is on the existing impeller structure, through setting up the loose axle 5, transfer line and lifting driving piece, utilize the lifting driving piece to drive the transfer line to go up and down, thus drive the airfoil blade 1 to rotate certain angle along the connecting end axis point of airfoil blade 1 and wheel seat 2 through the loose axle 5, realize the regulation to the magnitude of force of airfoil blade 1 in a way of adjusting the included angle between surface of airfoil blade 1 and fluid; when the impeller starts to work, the attack angle of the airfoil blade 1 is increased, so that the stress of the impeller is increased in a mode of temporarily increasing the load of a motor, and the aim of improving the working efficiency of the impeller is fulfilled; when the impeller is in a stable working state, the aim of saving energy can be achieved by reducing the attack angle of the airfoil blade 1.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a high-efficient energy-conserving mixer impeller design method, mixer impeller includes airfoil blade (1), wheel seat (2) and pivot (3), its characterized in that: the design method of the impeller of the high-efficiency energy-saving stirrer comprises the following steps:
s1, rotatably connecting the wing-shaped blade (1) with the wheel seat (2), arranging shaft connecting seats (4) on the left side and the right side of the connecting end of the wing-shaped blade (1) corresponding to the wheel seat (2), and respectively connecting a movable shaft (5) on the two shaft connecting seats (4);
s2, positioning discs (6) are arranged at the upper end and the lower end of the rotating shaft (3), a first transmission rod (7) and a second transmission rod (8) which are respectively rotatably connected with the two movable shafts (5) penetrate through the upper positioning disc and the lower positioning disc (6) in the longitudinal direction, and the first transmission rod (7) and the second transmission rod (8) are limited through the positioning discs (6);
s3, mounting a fixed seat on the rotating shaft (3), and connecting driving rods of a first lifting driving piece (9) and a second lifting driving piece (10) on the fixed seat with the top ends of a first transmission rod (7) and a second transmission rod (8) respectively, namely designing and forming the impeller of the high-efficiency energy-saving stirrer;
s4, adjusting the attack angle of the airfoil blade (1) at the initial stage of the impeller work of the high-efficiency energy-saving agitator, namely, driving the first transmission rod (7) to rise by a certain height through the first lifting driving piece (9), driving the second transmission rod (8) to fall by a certain height through the simultaneous action of the second lifting driving piece (10), and increasing the stress of the airfoil blade (1) in a mode of increasing the included angle between the surface of the airfoil blade (1) and the fluid, thereby improving the work efficiency of the impeller; the energy-saving efficient stirrer achieves rated rotating speed after a motor of the energy-saving efficient stirrer is started, after the impeller works in a stable state, the attack angle of the airfoil blade (1) is adjusted again, namely, the first transmission rod (7) is driven to descend by the first lifting driving piece (9) for a certain height, the second lifting driving piece (10) acts simultaneously to drive the second transmission rod (8) to ascend for a certain height, and the stress of the airfoil blade (1) is reduced by reducing the included angle between the surface of the airfoil blade (1) and fluid, so that the energy-saving effect is achieved.
2. The design method of the impeller of the efficient energy-saving stirrer according to claim 1, characterized in that: the wheel seat (2) is provided with a mounting hole, an installation shaft is arranged on the wing-shaped blade (1), the installation shaft is in threaded connection with the mounting hole, and the installation shaft is movably connected with the wing-shaped blade (1).
3. The design method of the impeller of the efficient energy-saving stirrer according to claim 1, characterized in that: one end of the rotating shaft (3) is fixedly connected with the wheel seat (2), and the other end of the rotating shaft (3) is provided with a flange connection disc used for connecting a motor driving shaft.
4. The design method of the impeller of the efficient energy-saving stirrer according to claim 1, characterized in that: the impeller of the high-efficiency energy-saving stirrer adopts a three-impeller structure, namely three airfoil blades (1) are connected on a wheel seat (2), and three groups of first transmission rods (7) and second transmission rods (8) corresponding to the three airfoil blades (1) and first lifting driving pieces (9) and second lifting driving pieces (10) are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111657636.XA CN114307712B (en) | 2021-12-30 | 2021-12-30 | Use method of stirrer impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111657636.XA CN114307712B (en) | 2021-12-30 | 2021-12-30 | Use method of stirrer impeller |
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| Publication Number | Publication Date |
|---|---|
| CN114307712A true CN114307712A (en) | 2022-04-12 |
| CN114307712B CN114307712B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111657636.XA Active CN114307712B (en) | 2021-12-30 | 2021-12-30 | Use method of stirrer impeller |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209173789U (en) * | 2018-09-28 | 2019-07-30 | 楚钰(武汉)科技有限公司 | Improve the paddle of dispersion efficiency |
| CN212334697U (en) * | 2020-04-19 | 2021-01-12 | 辽宁豪耐思石化装备有限公司 | Shunting impeller agitator |
| CN214346441U (en) * | 2020-12-30 | 2021-10-08 | 淄博海景建材有限公司 | A reation kettle for water-reducing agent production |
-
2021
- 2021-12-30 CN CN202111657636.XA patent/CN114307712B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209173789U (en) * | 2018-09-28 | 2019-07-30 | 楚钰(武汉)科技有限公司 | Improve the paddle of dispersion efficiency |
| CN212334697U (en) * | 2020-04-19 | 2021-01-12 | 辽宁豪耐思石化装备有限公司 | Shunting impeller agitator |
| CN214346441U (en) * | 2020-12-30 | 2021-10-08 | 淄博海景建材有限公司 | A reation kettle for water-reducing agent production |
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| CN114307712B (en) | 2024-05-14 |
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