CN214682920U - Self-driving cage type rotor of powder concentrator - Google Patents
Self-driving cage type rotor of powder concentrator Download PDFInfo
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- CN214682920U CN214682920U CN202120373931.1U CN202120373931U CN214682920U CN 214682920 U CN214682920 U CN 214682920U CN 202120373931 U CN202120373931 U CN 202120373931U CN 214682920 U CN214682920 U CN 214682920U
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Abstract
The utility model relates to a selection powder machine technical field specifically discloses a selection powder machine self-drive cage rotor, the utility model provides a self-drive cage rotor itself is the permanent magnetism cage rotor that contains the blade, and the rotor is rotatory around the fixed axle, has the three-phase to exchange stator winding on the fixed axle. The outer side of the hub is rotatably connected with blades through a first radial plate, a ring plate and a connecting piece, and a motor, a speed reducer and a second radial plate are arranged in the hub and used for controlling the angle of the blades. The utility model discloses but the accurate control rotor speed to the selected dust fineness of accurate control. The second radial plate can be controlled to rotate by a motor, so that the angle of the blade is adjusted, the blade is matched with the rotating speed of the rotor in real time, and the highest powder selecting efficiency is achieved.
Description
Technical Field
The utility model relates to a selection powder machine technical field, concretely relates to selection powder machine is from driving cage rotor.
Background
At present, cage rotors of all cage type powder selecting machines are fixed on a rotating transmission shaft, and an external motor drives the transmission shaft to rotate through a speed reducer, a belt pulley or a coupler so as to drive the cage rotors on the transmission shaft to rotate. Due to the adoption of the power transmission mode, the air outlet of the cage type powder concentrator and the air outlet of the cage type rotor form a certain angle, the outlet resistance is large, the air outlet flow velocity distribution is easy to be uneven, and the transmission shaft is long. Because of the mechanical transmission parts such as the speed reducer, energy consumption loss exists, and the transmission efficiency is low. The blade of the cage rotor is fixed angle blade, can't adjust.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem be: cage rotor is the non-self-driven formula among the prior art, and the unable angle regulation of blade provides a powder concentrator self-driven cage rotor.
The utility model discloses a following technical scheme realizes, a powder concentrator self-driving cage rotor, including a vertical wheel hub that sets up to cylindrical tubular structure, wheel hub lower extreme and wheel hub vertical welding have a terminal surface to be circular shape first radials, wheel hub and the coaxial setting of first radials, the edge of first radials is even installs a set of blade, the blade sets up with the radials is perpendicular, the top of blade upwards extends to the planar top at wheel hub top surface terminal surface place, and each blade is all installed on a crown plate, crown plate and radials are coaxial, through a plurality of connecting pieces and wheel hub fixed connection on the crown plate, blade and radials, crown plate are the rotation connection, the blade passes the radials to fixedly connected with the driving lever, the driving lever of each blade is unanimous with the contained angle that the blade formed;
the permanent magnets are uniformly arranged on the inner wall of the hub, the permanent magnets are attached to the inner wall of the hub and are vertically arranged, a fixed shaft is arranged in the hub, the fixed shaft and the hub are coaxially arranged, a three-phase alternating-current stator winding is arranged on the outer side of the inner part of each fixed shaft, which is positioned in each permanent magnet, the three-phase alternating-current stator winding and the permanent magnets are arranged in a non-contact mode, and the fixed shaft is rotatably connected with the hub through an upper bearing and a lower bearing;
motor, reduction gear, second radials are still installed to the inboard below of wheel hub, motor, reduction gear, second radials connect gradually, the equal fixed connection of motor and reduction gear is in the wheel hub inner wall, and the second radials is located the wheel hub below, motor drive second radials rotate, the driving lever on the second radials drive the blade rotates, changes the blade angle.
In this scheme, self-driven formula cage rotor itself is the permanent magnetism cage rotor that contains the blade, and the rotor is rotatory around the fixed axle, has three-phase AC stator winding on the fixed axle. The rotor speed can be accurately controlled, thereby accurately controlling the selected dust fineness. In this scheme, can also the rotation of motor control second radials to the angle of adjusting the blade matches in real time with rotor speed, reaches the highest selection powder efficiency.
Furthermore, the second radial plate is provided with U-shaped grooves with the same number as the blades, the deflector rod on the blades is positioned in the U-shaped grooves, and when the second radial plate rotates, the deflector rod drives the blades to rotate together.
And furthermore, connecting rods with the same number as the blades are arranged on the second radial plate, and two ends of each connecting rod are respectively connected with the second radial plate and the driving lever in a rotating mode.
Further, be equipped with curved waist hole on the second radials, the wheel hub below is equipped with the stopper, and the stopper stretches into in the waist hole, carries out the angle spacing to the second radials.
Further, an angle sensor is further installed between the speed reducer and the second spoke plate.
The utility model has the advantages that:
the utility model provides a self-driven cage rotor itself is the permanent magnetism cage rotor that contains the blade, and the rotor is rotatory around the fixed axle, has the three-phase to exchange stator winding on the fixed axle. The rotor speed can be accurately controlled, thereby accurately controlling the selected dust fineness. In this scheme, can also the rotation of motor control second radials to the angle of adjusting the blade matches in real time with rotor speed, reaches the highest selection powder efficiency.
Drawings
Fig. 1 is a schematic structural view of a self-driving cage rotor of the seed powder separator of the present invention;
fig. 2 is a bottom view (first embodiment) of the self-driving cage rotor of the seed powder separator of the present invention;
fig. 3 is a bottom view of the self-driving cage rotor of the seed powder separator of the present invention (embodiment two).
In the figure: 1, a hub; 2 a first web; 3, blades; 4, a ring plate; 5, connecting pieces; 6, a deflector rod; 7 a permanent magnet; 8 three-phase alternating current stator windings; 9, fixing a shaft; 10, a motor; 11 a speed reducer; 12 a second web; 13U-shaped grooves; 14 connecting rods; 15 waist holes; 16 a limiting block; 17 an angle sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the self-driving cage rotor of the powder concentrator comprises a hub 1 which is vertically arranged into a cylindrical tubular structure, a first spoke plate 2 with a circular end face is vertically welded at the lower end of the hub 1 and the hub 1, the hub 1 and the first radial plate 2 are coaxially arranged, a group of blades 3 are uniformly arranged at the edge of the first radial plate 2, the blades 3 are arranged perpendicular to the radial plate, the tops of the blades 3 extend upwards to the upper part of the plane where the end face of the top surface of the hub 1 is located, each blade 3 is arranged on a ring plate 4, the ring plate 4 is coaxial with the spoke plate, the ring plate 4 is fixedly connected with the hub 1 through a plurality of connecting pieces 5, the blades 3 are rotatably connected with the radial plate and the ring plate 4, the blades 3 penetrate through the radial plate, a deflector rod 6 is fixedly connected, and the included angle formed by the deflector rod 6 of each blade 3 and the blade 3 is consistent;
the inner wall of the hub 1 is uniformly provided with permanent magnets 7, the permanent magnets 7 are attached to the inner wall of the hub 1 and are vertically arranged, a fixed shaft 9 is arranged in the hub 1, the fixed shaft 9 and the hub 1 are coaxially arranged, a three-phase alternating current stator winding 8 is arranged on the outer side of the part, located in the permanent magnets 7, of the fixed shaft 9, the three-phase alternating current stator winding 8 and the permanent magnets 7 are arranged in a non-contact mode, and the fixed shaft 9 is rotatably connected with the hub 1 through an upper bearing and a lower bearing;
In this scheme, self-driven formula cage rotor itself is the permanent magnetism cage rotor that contains the blade, and the rotor is rotatory around the fixed axle, has three-phase AC stator winding on the fixed axle. The rotor speed can be accurately controlled, thereby accurately controlling the selected dust fineness. In this scheme, can also the rotation of motor control second radials to the angle of adjusting the blade matches in real time with rotor speed, reaches the highest selection powder efficiency.
As shown in fig. 2, in the first embodiment of the structure of the second spoke 12, the second spoke 12 is provided with U-shaped grooves 13 corresponding to the number of the blades 3, the shift lever 6 on the blade 3 is located in the U-shaped groove 13, and when the second spoke 12 rotates, the shift lever 6 drives the blades 3 to rotate together.
As shown in fig. 3, in the second embodiment of the structure of the second spoke plate 12, the second spoke plate 12 is provided with the connecting rods 14, the number of which is the same as that of the blades 3, and two ends of the connecting rods 14 are respectively rotatably connected with the second spoke plate 12 and the shift lever 6.
In practical application, be equipped with curved waist hole 15 on the second radials 12, 1 below of wheel hub is equipped with stopper 16, and stopper 16 carries out the angle spacing to second radials 12 in stretching into waist hole 15.
In practice, an angle sensor 17 is also mounted between the speed reducer 11 and the second web 12.
The utility model discloses a theory of operation:
the utility model provides a self-driven cage rotor itself is the permanent magnetism cage rotor that contains the blade, and the rotor is rotatory around the fixed axle, has the three-phase to exchange stator winding on the fixed axle. The rotor speed can be accurately controlled, thereby accurately controlling the selected dust fineness. In this scheme, can also the rotation of motor control second radials to the angle of adjusting the blade matches in real time with rotor speed, reaches the highest selection powder efficiency.
To sum up, the utility model relates to a selection powder machine self-drive cage rotor can realize direct drive, cooperates the rotational speed to adjust the blade angle in real time simultaneously, and the screening efficiency is high, and energy saving and emission reduction is effectual.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical concepts and features of the present invention, and the purpose of the present invention is to provide a person skilled in the art with the ability to understand the contents of the present invention and implement the same, and not to limit the scope of the present invention.
Claims (5)
1. The utility model provides a selection powder machine self-drive cage rotor which characterized in that: including a vertical wheel hub (1) that sets up to cylindrical tubular structure, wheel hub (1) lower extreme and wheel hub (1) vertical welding have a terminal surface to be circular shape first radials (2), wheel hub (1) and first radials (2) coaxial setting, the even a set of blade (3) of installing in edge of first radials (2), blade (3) and radials vertical setting, the top of blade (3) upwards extends to the planar top at wheel hub (1) top surface terminal surface place, and every blade (3) are all installed on a crown plate (4), crown plate (4) and radials are coaxial, go up through a plurality of connecting pieces (5) and wheel hub (1) fixed connection on crown plate (4), blade (3) and radials, crown plate (4) are the rotation connection, blade (3) pass the radials to fixedly connected with driving lever (6), the deflector rod (6) of each blade (3) and the blade (3) form a consistent included angle;
the permanent magnets (7) are uniformly arranged on the inner wall of the hub (1), the permanent magnets (7) are attached to the inner wall of the hub (1) and are vertically arranged, a fixed shaft (9) is arranged in the hub (1), the fixed shaft (9) and the hub (1) are coaxially arranged, a three-phase alternating-current stator winding (8) is arranged on the outer side of the inner part of the fixed shaft (9) located in the permanent magnets (7), the three-phase alternating-current stator winding (8) and the permanent magnets (7) are arranged in a non-contact mode, and the fixed shaft (9) is rotatably connected with the hub (1) through an upper bearing and a lower bearing;
motor (10), reduction gear (11), second radials (12) are still installed to the below of hub (1) inboard, motor (10), reduction gear (11), second radials (12) connect gradually, motor (10) and the equal fixed connection of reduction gear (11) are in hub (1) inner wall, and second radials (12) are located hub (1) below, motor (10) drive second radials (12) rotate, second radials (12) drive driving lever (6) rotation on blade (3), change blade (3) angle.
2. The self-driving cage rotor of the powder concentrator as claimed in claim 1, wherein: the U-shaped grooves (13) with the same number as the blades (3) are formed in the second radial plate (12), the shifting rod (6) on the blades (3) is located in the U-shaped grooves (13), and when the second radial plate (12) rotates, the blades (3) are driven to rotate together.
3. The self-driving cage rotor of the powder concentrator as claimed in claim 1, wherein: and the second radial plate (12) is provided with connecting rods (14) with the same number as the blades (3), and two ends of each connecting rod (14) are respectively in rotating connection with the second radial plate (12) and the shifting rod (6).
4. A powder concentrator self-driving cage rotor as claimed in any one of claims 1 to 3, wherein: be equipped with curved waist hole (15) on second radials (12), wheel hub (1) below is equipped with stopper (16), and stopper (16) stretch into waist hole (15), carry out the angle spacing to second radials (12).
5. The self-driving cage rotor of the powder concentrator as claimed in claim 4, wherein: an angle sensor (17) is further mounted between the speed reducer (11) and the second spoke plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120373931.1U CN214682920U (en) | 2021-02-10 | 2021-02-10 | Self-driving cage type rotor of powder concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120373931.1U CN214682920U (en) | 2021-02-10 | 2021-02-10 | Self-driving cage type rotor of powder concentrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214682920U true CN214682920U (en) | 2021-11-12 |
Family
ID=78567593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120373931.1U Active CN214682920U (en) | 2021-02-10 | 2021-02-10 | Self-driving cage type rotor of powder concentrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214682920U (en) |
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2021
- 2021-02-10 CN CN202120373931.1U patent/CN214682920U/en active Active
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