CN220743334U - Integrated reluctance driven contra-rotating paddle mechanism - Google Patents
Integrated reluctance driven contra-rotating paddle mechanism Download PDFInfo
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- CN220743334U CN220743334U CN202322464753.5U CN202322464753U CN220743334U CN 220743334 U CN220743334 U CN 220743334U CN 202322464753 U CN202322464753 U CN 202322464753U CN 220743334 U CN220743334 U CN 220743334U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 239000002002 slurry Substances 0.000 claims description 13
- 241000886569 Cyprogenia stegaria Species 0.000 claims description 6
- 239000012530 fluid Substances 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 abstract 1
- 238000013461 design Methods 0.000 description 7
- 230000004907 flux Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an integrated reluctance-driven contra-rotating paddle mechanism, which is characterized by comprising a paddle rotating device, wherein the paddle rotating device comprises a rotor assembly, a stator assembly and a rotating impeller, and the rotating impeller is connected to the rotor assembly; the rotor assembly is the annular structure setting, and stator assembly sets up in the middle of the rotor assembly, is formed with the reluctance torque that is used for driving rotor assembly pivoted between rotor assembly and the stator assembly, and this integral type reluctance drive's contra-rotating oar mechanism can realize high efficiency, change rotational speed, constant flow rate's extraction fluid function, and the whole running state is stable, silence, and whole energy consumption compares traditional pump and reduces by a wide margin.
Description
Technical Field
The present utility model relates to a contra-rotating paddle mechanism, and more particularly, to an integrated reluctance-driven contra-rotating paddle mechanism.
Background
At present, most of existing propellers (fan blades) and motors are designed in a split type, namely, the propellers (fan blades) are driven to work through the motors, and the traditional driving mode has the following problems:
1. there is a significant energy loss during transmission;
2. both the motor and the propeller (blade) occupy respective spaces, resulting in a larger overall volume.
In addition, there are cases where the propeller (fan blade) and the motor are integrally designed, but the overall structure is complex, and there are a series of problems such as difficult heat dissipation and short service life.
However, with the vigorous development of the industrial control industry, the applied field of the motor is continuously expanded, and meanwhile, in order to adapt to the needs of different working conditions, the requirements on the volume and the weight of the equipment are gradually increased, so that higher power is output in a smaller space, more functions are realized, and therefore, the equipment needs to be improved in all aspects.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide an integrated reluctance-driven contra-rotating paddle mechanism, wherein a contra-rotating paddle blade of the integrated reluctance-driven contra-rotating paddle mechanism is combined with a reluctance motor to form a whole, a rotor of the reluctance motor and the contra-rotating paddle blade are formed into a whole, the blades are directly driven to rotate, and the directions of the double blades are opposite to each other, so that the contra-rotating paddle mechanism realizes the function of pushing fluid.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the integrated reluctance-driven contra-rotating paddle mechanism comprises a rotating paddle device, wherein the rotating paddle device comprises a rotor assembly, a stator assembly and a rotating impeller, and the rotating impeller is connected to the rotor assembly;
the rotor assembly is in an annular structure, the stator assembly is arranged in the middle of the rotor assembly, and reluctance torque for driving the rotor assembly to rotate is formed between the rotor assembly and the stator assembly.
The utility model is further provided with: the rotor assembly comprises a rotor yoke and rotor teeth, wherein the rotor yoke is arranged in an annular structure, and a plurality of rotor teeth are arranged on the inner ring of the rotor yoke in an arrangement mode.
The utility model is further provided with: the stator assembly comprises a stator yoke, stator teeth and stator coils, wherein the stator yoke is in an annular structure, the stator teeth are arranged in a plurality, the stator teeth are arranged on the outer side of the stator yoke in an arrangement mode, and the stator coils are arranged in a plurality and connected to the stator teeth.
The utility model is further provided with: the pulp rotating device is at least provided with two groups.
The utility model is further provided with: the slurry transferring device is provided with 2n groups, and n is a positive integer.
The utility model is further provided with: the two groups of the rotating slurry devices are a first rotating slurry device and a second rotating slurry device respectively, and the rotating direction of the rotating impeller of the first rotating slurry device is opposite to that of the rotating impeller of the second rotating slurry device.
The utility model is further provided with: the rotor assembly further comprises a guide cover, wherein the guide cover is arranged on the rotor assembly and used for conducting guide operation.
The utility model is further provided with: the air guide sleeve is arranged in a bullet-shaped structure.
The utility model is further provided with: the air guide device also comprises a fan shell, and a flow guide cavity is formed between the fan shell and the air guide sleeve.
In summary, the utility model has the following beneficial effects: reluctance torque is generated by using the "reluctance optimum principle", i.e. the magnetic flux always closes along a path of reluctance optimum, thereby generating a magnetic pull force, thereby forming an electromagnetic torque of reluctance nature, and the magnetic lines of force have the nature of trying to shorten the magnetic flux path to reduce reluctance and increase flux permeability.
When the tooth top of the rotor tooth is in a state of being opposite to the tooth top of the stator tooth, the magnetic pole center lines are superposed, but when the rotor assembly rotates by a certain angle, the magnetic force lines are skewed, and the magnetic resistance of a magnetic force line closed loop is optimal, so that tangential magnetic resistance moment is generated, and the rotor assembly rotates under the action of the magnetic resistance moment to strive to return to the state that the magnetic pole center lines are superposed.
When current is alternately introduced into the stator coils, a rotating magnetic field is generated in the space in the stator assembly, and the rotor assembly rotates along the direction of the rotating magnetic field under the action of the magnetic resistance moment. And the rotor assembly rotates to drive the rotating impeller connected with the rotor assembly to rotate, so that the counter-rotating paddle mechanism realizes the function of pushing fluid.
Drawings
FIG. 1 is a schematic perspective view of a contra-rotating paddle mechanism;
FIG. 2 is a schematic perspective view of the interior of the contra-rotating pitch mechanism;
FIG. 3 is a schematic perspective view of a rotor assembly and a stator assembly;
fig. 4 is an exploded view of the counter-rotating mechanism.
Reference numerals: 1. a rotor assembly; 11. a rotor yoke; 12. rotor teeth; 2. a stator assembly; 21. a stator yoke; 22. stator teeth; 23. a stator coil; 3. rotating the impeller; 4. a first slurry transfer device; 5. a second slurry transfer device; 6. a guide cover; 7. a blower housing.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and examples. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
Referring to fig. 1 to 4, in order to achieve the above object, the present utility model provides the following technical solutions: the integrated reluctance-driven contra-rotating paddle mechanism comprises a paddle rotating device, wherein the paddle rotating device comprises a rotor assembly 1, a stator assembly 2 and a rotating impeller 3, and the rotating impeller 3 is connected to the rotor assembly 1;
the rotor assembly 1 is arranged in an annular structure, the stator assembly 2 is arranged in the middle of the rotor assembly 1, and reluctance torque for driving the rotor assembly 1 to rotate is formed between the rotor assembly 1 and the stator assembly 2.
The rotor assembly 1 comprises a rotor yoke 11 and rotor teeth 12, wherein the rotor yoke 11 is arranged in an annular structure, and a plurality of rotor teeth 12 are arranged on the inner ring of the rotor yoke 11 in an arrayed manner.
The stator assembly 2 includes a stator yoke 21, stator teeth 22 and stator coils 23, the stator yoke 21 is in an annular structure, the stator teeth 22 are arranged in a plurality, and arranged on the outer side of the stator yoke 21, the stator coils 23 are arranged in a plurality and connected to the stator teeth 22, wherein the relationship between the stator coils 23 and the stator teeth 22 has a plurality of: 1. one stator tooth may be wound around one set of stator coils 23; 2. multiple groups can be wound in parallel; 3. a set of stator coils may be wound with one stator tooth or a plurality of stator teeth. The specific structure is assembled according to the effect of the requirement.
The design of the utility model utilizes the principle of optimal reluctance to generate reluctance torque, namely magnetic flux is always closed along the path of optimal reluctance, thereby generating magnetic pulling force, further forming electromagnetic torque with reluctance property, and magnetic force lines have the nature of attempting to shorten the path of magnetic flux to reduce reluctance and increase magnetic conductance.
When the tooth top of the rotor tooth 12 and the tooth top of the stator tooth 22 are in a state of being opposite, the magnetic pole center lines are overlapped, but when the rotor assembly 1 rotates by a certain angle, magnetic force lines are skewed, and the magnetic resistance of a magnetic force line closed loop should be optimal, so that tangential magnetic resistance moment is generated, and under the action of the magnetic resistance moment, the rotor assembly 1 rotates to strive to return to the state that the magnetic pole center lines are overlapped.
When current is alternately supplied to the stator coils 23, a rotating magnetic field is generated in the space in the stator assembly 2, and the rotor assembly 1 rotates in the direction of the rotating magnetic field under the action of the magnetic resistance moment. With the rotation of the rotor assembly 1, the rotating impeller 3 connected with the rotor assembly is driven to rotate, so that the counter-rotating paddle mechanism realizes the function of pushing fluid.
The pulp transferring device is provided with two groups.
The further slurry transfer device is provided with 2n groups, n is a positive integer, i.e. n can be 1, 2, 3, 4 and … ….
The two sets of pulp rotating devices are a first pulp rotating device 4 and a second pulp rotating device 5 respectively, and the rotating direction of the rotating impeller 3 of the first pulp rotating device 4 is opposite to the rotating direction of the rotating impeller 3 of the second pulp rotating device 5. When in operation, the device comprises: the opposite rotating direction of the contra-rotating paddles (blades) is opposite, or one blade rotates and one blade is static for diversion, so that the opposite-rotating paddles (blades) have various working effects.
In addition, the shape and the number of teeth of the stator assembly 2 and the number of turns and the outer diameter of the winding coil of the first and second rotor assemblies 4, 5 may be different, so that the corresponding first and second rotor assemblies 4, 5 generate different rotation speeds, which are applied to different scenes, and are specific according to the required power and rotation speed of the motor.
The rotor assembly 1 and the stator assembly 2 are each formed by stacking a plurality of toothed silicon steel sheets.
When the rotary impellers 3 of the first and second slurry rotating devices 4 and 5 rotate, a pressure difference is generated between the front and rear end surfaces of the impellers, so that fluid single-phase flow is pushed.
The rotor assembly 1 further comprises a guide cover 6, wherein the guide cover 6 is arranged on the rotor assembly 1 and is used for conducting guide operation.
The air guide sleeve 6 is arranged in a bullet-shaped structure.
The design of warhead structure can improve the water conservancy diversion effect, reduces the resistance, reduces energy loss.
The air guide device also comprises a fan shell 7, and a guide cavity is formed between the fan shell 7 and the guide cover 6. The blade used for protecting the rotating propeller (fan) forms a closed fluid domain with the air guide sleeve 6, so that the flow field is more stable, the output pressure is higher, and the energy conversion rate is higher.
In summary, the device can be used as a marine propeller to provide power for a ship, and as an air marine propeller to provide power for an air pump or a flying device.
Simulation proves that the integrated reluctance-driven counter-rotating paddle (blade) mechanism can realize the functions of extracting fluid with high efficiency, variable rotating speed and constant flow rate, the overall operation state is stable and mute, and the overall energy consumption is greatly reduced compared with the traditional pump by experimental analysis and simulation measurement and calculation, and the average energy saving is more than 20%.
In addition, the device has the following advantages:
1. the integrated design is adopted, the structure is compact, the installation is convenient, and the whole volume is smaller;
2. the direct drive type design is adopted, the output torque of the motor is directly used for doing work, and the energy loss is low;
3. the light weight design is adopted, the structure is simple, and the comprehensive cost is low;
4. the permanent magnet-free design is adopted, so that the high-temperature resistance and the service life are long;
5. the streamline design is adopted, the whole sound insulation is realized, and the running noise is small;
6. reluctance motors can be used as generators.
The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (9)
1. Integral type magnetic resistance driven contra-rotating oar mechanism, characterized by: the device comprises a slurry rotating device, wherein the slurry rotating device comprises a rotor assembly (1), a stator assembly (2) and a rotating impeller (3), and the rotating impeller (3) is connected to the rotor assembly (1);
the rotor assembly (1) is arranged in an annular structure, the stator assembly (2) is arranged in the middle of the rotor assembly (1), and reluctance torque for driving the rotor assembly (1) to rotate is formed between the rotor assembly (1) and the stator assembly (2).
2. The integrated reluctance-driven counter-rotating paddle mechanism according to claim 1, wherein: the rotor assembly (1) comprises a rotor yoke (11) and rotor teeth (12), wherein the rotor yoke (11) is arranged in an annular structure, and a plurality of rotor teeth (12) are arranged on the inner ring of the rotor yoke (11) in an arrangement mode.
3. The integrated reluctance-driven counter-rotating paddle mechanism according to claim 2, wherein: the stator assembly (2) comprises a stator yoke (21), stator teeth (22) and stator coils (23), wherein the stator yoke (21) is arranged in an annular structure, the stator teeth (22) are arranged on the outer side of the stator yoke (21), and the stator coils (23) are arranged on the plurality of stator teeth (22) and connected to the stator teeth (22).
4. The integrated reluctance-driven counter-rotating paddle mechanism according to claim 3, wherein: the pulp rotating device is at least provided with two groups.
5. The integrated reluctance-driven counter-rotating paddle mechanism according to claim 4, wherein: the slurry transferring device is provided with 2n groups, and n is a positive integer.
6. The integrated reluctance-driven counter-rotating paddle mechanism according to claim 4, wherein: the two groups of the rotating pulp devices are a first rotating pulp device (4) and a second rotating pulp device (5) respectively, and the rotating direction of the rotating impeller (3) of the first rotating pulp device (4) is opposite to the rotating direction of the rotating impeller (3) of the second rotating pulp device (5).
7. The integrated reluctance-driven counter-rotating paddle mechanism according to claim 1, wherein: the rotor assembly is characterized by further comprising a guide cover (6), wherein the guide cover (6) is arranged on the rotor assembly (1) and is used for conducting guide operation.
8. The integrated reluctance-driven counter-rotating paddle mechanism according to claim 7, wherein: the air guide sleeve (6) is arranged in a bullet-shaped structure.
9. The integrated reluctance-driven counter-rotating paddle mechanism according to claim 7, wherein: the air guide device further comprises a fan shell (7), and a guide cavity is formed between the fan shell (7) and the guide cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322464753.5U CN220743334U (en) | 2023-09-11 | 2023-09-11 | Integrated reluctance driven contra-rotating paddle mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322464753.5U CN220743334U (en) | 2023-09-11 | 2023-09-11 | Integrated reluctance driven contra-rotating paddle mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220743334U true CN220743334U (en) | 2024-04-09 |
Family
ID=90548909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322464753.5U Active CN220743334U (en) | 2023-09-11 | 2023-09-11 | Integrated reluctance driven contra-rotating paddle mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220743334U (en) |
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2023
- 2023-09-11 CN CN202322464753.5U patent/CN220743334U/en active Active
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