CN218006058U - Novel power output structure of electric centrifugal impeller - Google Patents
Novel power output structure of electric centrifugal impeller Download PDFInfo
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- CN218006058U CN218006058U CN202222055438.2U CN202222055438U CN218006058U CN 218006058 U CN218006058 U CN 218006058U CN 202222055438 U CN202222055438 U CN 202222055438U CN 218006058 U CN218006058 U CN 218006058U
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- impeller
- iron core
- core body
- installation cover
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Abstract
The utility model relates to a novel electronic centrifugal impeller power take off structure. The utility model discloses an impeller, rotor core, permanent magnet, stator core, pivot and drive arrangement, impeller and rotor core integrated into one piece, the impeller includes first installation cover and impeller blade, rotor core includes iron core body and locates iron core body's second installation cover, the impeller blade links up with iron core body one end after first installation cover axial distribution, the iron core body other end is located to the permanent magnet, permanent magnet one side is located to stator core, it is continuous with the impeller that pivot one end passes stator core, second installation cover in proper order and links to each other after first installation cover, the pivot other end links to each other with drive arrangement's output. The utility model discloses a with impeller and rotor core integrated into one piece, can make motor axial space reduce, compact structure reduces motor part quantity, the cost is reduced, has reduced the degree of difficulty of product equipment.
Description
Technical Field
The utility model belongs to the technical field of centrifugal fluid pump and centrifugal compressor technique and specifically relates to indicate a novel electronic centrifugal impeller power take off structure.
Background
The main power of the traditional centrifugal pump or centrifugal compressor comes from the power output structure of the centrifugal impeller, the motor is mostly a radial flux motor, the impeller and the iron core form a part respectively, and the structure of the existing centrifugal impeller is shown in figure 1 and comprises a stator iron core I110, a winding I120, a rotating shaft I130 and an impeller I140. Influenced by the end parts of the first winding 120 at the two sides of the first stator core 110, the first impeller 140 cannot be integrated with the first stator core 110 and must be divided into two parts, and the motor has large axial occupied space and cannot be compressed, so that the motor has low axial size flexibility and occupies a large amount of axial space, the assembly is large in size, and the product competitiveness is reduced. In addition, the impeller of the radial flux motor is limited by a winding coil and cannot be integrated with the iron core into one part, the impeller and the rotor assembly need to be paired for dynamic balance, and the relative position of the impeller and the rotor is fixed after the dynamic balance is completed, so that the difficulty of packaging, transporting, storing and assembling parts is increased. Meanwhile, the number of parts is excessive, so that the reliability of the system is reduced.
Disclosure of Invention
The utility model aims at providing a novel electronic centrifugal impeller power take off structure to reduce motor axial space, reduce holistic volume, reduce motor part quantity, promote the reliability.
For solving the technical problem, the utility model provides a novel electronic centrifugal impeller power take off structure, including impeller, rotor core, permanent magnet, stator core, pivot and drive arrangement, impeller and rotor core integrated into one piece, the impeller includes first installation cover and impeller blade, rotor core includes iron core body and locates iron core body's second installation cover, the impeller blade links up with iron core body one end after first installation cover axial distribution, the iron core body other end is located to the permanent magnet, permanent magnet one side is located to stator core, pivot one end passes in proper order behind second installation cover and the first installation cover and links to each other with the impeller, the pivot other end links to each other with drive arrangement's output.
In an embodiment of the present invention, the impeller and the rotor core are made of amorphous alloy.
In an embodiment of the present invention, the driving device is an axial flux motor.
In an embodiment of the invention, the impeller blades on the first mounting sleeve have a radius in the direction of the second mounting sleeve which increases gradually.
In an embodiment of the present invention, the radius of the first mounting sleeve is engaged with the second mounting sleeve.
In an embodiment of the present invention, the radius of the first mounting sleeve is equal to the radius of the second mounting sleeve.
The utility model discloses an in an embodiment, pivot one end is connected with lock nut, pivot one end is passed in proper order behind second installation cover and the first installation cover and is connected in the impeller through lock nut.
In an embodiment of the present invention, the rotor core body is provided with a mounting groove engaged with the permanent magnet at the other end thereof.
In an embodiment of the present invention, the iron core body has a cylindrical structure.
In an embodiment of the present invention, the permanent magnets are circumferentially and uniformly distributed along the center of the other end of the iron core body.
Compared with the prior art, the technical scheme of the utility model have following advantage:
a novel electronic centrifugal impeller power take off structure, through with impeller and rotor core integrated into one piece, can make motor axial space reduce, compact structure reduces motor part quantity, especially the quantity of sealing member for the overall structure volume reduces, has promoted the reliability, the impeller external diameter is not restricted by motor winding tip simultaneously, has higher design flexibility. In the subsequent dynamic balance process, the number of the parts to be measured can be reduced by 50% by adopting the structure, the cost is reduced, the complexity that the impeller and the rotor need to be stored in pairs and the relative positions of the impeller and the rotor are limited during assembly is eliminated, the transportation, the storage and the packaging of the product parts are facilitated, and the difficulty in product assembly is reduced.
Drawings
In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic structural view of a conventional centrifugal impeller.
Fig. 2 is a schematic diagram of the power output structure of the electric centrifugal impeller of the present invention.
Fig. 3 is an integral structure diagram of the impeller and the rotor core of the present invention.
Fig. 4 is a half-sectional perspective view of the integrated structure of the impeller and the rotor core of the present invention.
Fig. 5 is a view showing a structure for mounting a permanent magnet according to the present invention.
Fig. 6 is an explosion structure diagram of the power output structure of the electric centrifugal impeller of the present invention.
Fig. 7 is a schematic diagram of the maximum outer diameter of the impeller and the outer diameter of the core body according to an embodiment of the present invention.
Fig. 8 is a schematic view of the maximum outer diameter of the impeller and the outer diameter of the core body according to another embodiment of the present invention.
Description reference numbers indicate: 110. a first stator core; 120. a first winding; 130. a first rotating shaft; 140. an impeller I; 1. an impeller; 11. a first mounting sleeve; 12. impeller blades; 2. a rotor core; 21. an iron core body; 211. mounting grooves; 22. a second mounting sleeve; 3. a permanent magnet; 4. a stator core; 5. a rotating shaft; 6. and locking the nut.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Refer to fig. 2 to fig. 6, the utility model relates to a novel electronic centrifugal impeller power take off structure, including impeller 1, rotor core 2, permanent magnet 3, stator core 4, pivot 5 and drive arrangement, impeller 1 and 2 integrated into one piece of rotor core, impeller 1 includes first installation cover 11 and impeller blade 12, rotor core 2 includes iron core body 21 and locates iron core body 21's second installation cover 22, impeller blade 12 links up with iron core body 21 one end after 11 axial distributions along first installation cover, the iron core body 21 other end is located to permanent magnet 3, permanent magnet 3 one side is located to stator core 4, 5 one end of pivot is continuous with impeller 1 after passing second installation cover 22 and first installation cover 11 in proper order, the 5 other ends of pivot link to each other with drive arrangement's output.
Specifically, drive arrangement is axial flux motor, impeller 1 and rotor core 2's material is amorphous alloy, and the whole integration of impeller 1 rotor is realized to the current casting mode of accessible to choose axial flux motor as the power source, not only can the axial space of compressed motor, reduce volume and spare part quantity, the reliability has been promoted, still owing to have higher magnetic permeability and lower loss, the motor performance has been improved, thereby make assembly transmission efficiency higher, and simultaneously, impeller 1 external diameter is not restricted by motor winding tip, has higher design flexibility.
In particular, the radius of the impeller blades 12 on the first mounting sleeve 11 in the direction towards the second mounting sleeve 22 increases gradually.
Specifically, the radius of the first mounting sleeve 11 is engaged with the second mounting sleeve 22.
Specifically, the radius of the first mounting sleeve 11 and the radius of the second mounting sleeve 22 are equal.
Specifically, 5 one end of pivot is connected with lock nut 6, 5 one end of pivot is passed through second installation cover 22 and is connected in impeller 1 through lock nut 6 behind the first installation cover 11 in proper order.
Specifically, the other end of the iron core body 21 is provided with a mounting groove 211 matched with the permanent magnet 3.
Specifically, the core body 21 has a cylindrical structure. As shown in fig. 7 and 8, the maximum outer diameter of the impeller 1 and the outer diameter of the iron core body 21 may be equal, and the outer diameter of the impeller 1 may also be adjusted according to the requirement of the assembly flow-to-pressure ratio, so that the outer diameter of the impeller 1 is not limited by the winding end of the motor, and the design flexibility is higher.
Specifically, the permanent magnets 3 are uniformly distributed along the center of the other end of the core body in the circumferential direction.
The utility model discloses a with impeller 1 and 2 integrated into one piece of rotor core, can make motor axial space reduce, compact structure reduces motor part quantity, especially the quantity of sealing member for the overall structure volume reduces, has promoted the reliability, and 1 external diameter of impeller does not receive the restriction of motor winding tip simultaneously, has higher design flexibility. In the subsequent dynamic balance process, the number of the parts to be measured can be reduced by 50% by adopting the structure, the cost is reduced, the complexity that the impeller 1 and the rotor need to be stored in pairs and the relative positions of the impeller 1 and the rotor are limited during assembly is eliminated, the transportation, the storage and the packaging of the product parts are facilitated, and the difficulty in product assembly is reduced.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a novel electronic centrifugal impeller power take off structure, a serial communication port, including impeller (1), rotor core (2), permanent magnet (3), stator core (4), pivot (5) and drive arrangement, impeller (1) and rotor core (2) integrated into one piece, impeller (1) is including first installation cover (11) and impeller blade (12), rotor core (2) are including iron core body (21) and locate second installation cover (22) of iron core body (21), impeller blade (12) link up with iron core body (21) one end after first installation cover (11) axial distribution, iron core body (21) other end is located in permanent magnet (3), permanent magnet (3) one side is located in stator core (4), pivot (5) one end is passed second installation cover (22) in proper order and is linked to each other with impeller (1) behind first installation cover (11), the pivot (5) other end links to each other with drive arrangement's output.
2. The power output structure of the novel electric centrifugal impeller according to claim 1, wherein the impeller (1) and the rotor core (2) are both made of amorphous alloy.
3. The new electric centrifugal impeller power output structure as claimed in claim 1, wherein the driving device is an axial flux motor.
4. A new electric centrifugal impeller power take-off structure according to claim 1, characterized in that the radius of the impeller blades (12) on the first mounting sleeve (11) in the direction towards the second mounting sleeve (22) is gradually increased.
5. The new electric centrifugal impeller power output structure as claimed in claim 1, characterized in that the radius of the first mounting sleeve (11) is engaged with the second mounting sleeve (22).
6. The new electric centrifugal impeller power output structure as claimed in claim 1, characterized in that the radius of the first mounting sleeve (11) and the radius of the second mounting sleeve (22) are equal.
7. The novel electric centrifugal impeller power output structure is characterized in that one end of the rotating shaft (5) is connected with a locking nut (6), and one end of the rotating shaft (5) sequentially penetrates through the second mounting sleeve (22) and the first mounting sleeve (11) and then is connected with the impeller (1) through the locking nut (6).
8. The power output structure of the novel electric centrifugal impeller according to claim 1, wherein the other end of the iron core body (21) is provided with a mounting groove (211) matched with the permanent magnet (3).
9. The new electric centrifugal impeller power output structure as claimed in claim 1, characterized in that the iron core body (21) is a cylindrical structure.
10. The power output structure of the novel electric centrifugal impeller according to claim 9, wherein the permanent magnets (3) are uniformly distributed along the circumference of the center of the other end of the iron core body (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222055438.2U CN218006058U (en) | 2022-08-05 | 2022-08-05 | Novel power output structure of electric centrifugal impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222055438.2U CN218006058U (en) | 2022-08-05 | 2022-08-05 | Novel power output structure of electric centrifugal impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218006058U true CN218006058U (en) | 2022-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222055438.2U Active CN218006058U (en) | 2022-08-05 | 2022-08-05 | Novel power output structure of electric centrifugal impeller |
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| Country | Link |
|---|---|
| CN (1) | CN218006058U (en) |
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2022
- 2022-08-05 CN CN202222055438.2U patent/CN218006058U/en active Active
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