CN117013783A - Double-air-gap solid rotor asynchronous motor - Google Patents
Double-air-gap solid rotor asynchronous motor Download PDFInfo
- Publication number
- CN117013783A CN117013783A CN202310836528.1A CN202310836528A CN117013783A CN 117013783 A CN117013783 A CN 117013783A CN 202310836528 A CN202310836528 A CN 202310836528A CN 117013783 A CN117013783 A CN 117013783A
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- Prior art keywords
- rotor
- stator
- frame
- bearing
- air gap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000007787 solid Substances 0.000 title claims abstract description 21
- 239000000463 material Substances 0.000 claims description 12
- 239000004020 conductor Substances 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/02—Machines with one stator and two or more rotors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention discloses a double-air-gap solid rotor asynchronous motor, which comprises a motor shell, wherein a rotor frame is fixedly arranged in the motor shell, a bearing seat is arranged in the rotor frame and is in rotary connection with the rotor frame through an upper bearing seat, a left bearing and a right bearing are respectively arranged between two sides of the bearing seat and the rotor frame, a stator is fixedly arranged on the bearing seat, penetrates through the inside of the rotor frame and extends to the outside of the rotor frame to be fixedly connected with a stator seat, a left rotor iron core and a right rotor iron core are arranged in the rotor frame, the stator is positioned between the left rotor iron core and the right rotor iron core, a left rotor coil is wound on the left rotor iron core, and a right rotor coil is wound on the right rotor iron core.
Description
Technical Field
The invention relates to the technical field of asynchronous motors, in particular to a double-air-gap solid rotor asynchronous motor.
Background
An asynchronous motor is also called an induction motor, and is an alternating current motor which generates electromagnetic torque by the interaction of an air gap rotating magnetic field and rotor winding induction current, so that the conversion of electromechanical energy into mechanical energy is realized.
The three-phase asynchronous motor is mainly used as a motor for dragging various production machines, has simple structure, easy manufacture, low price, reliable operation, firmness and durability, higher operation efficiency and applicable working characteristics, is more suitable for high-speed operation because of no slip ring, no carbon brush and no permanent magnet compared with synchronous motors and direct current motors, and has large volume, heavy weight and low efficiency.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a double-air-gap solid rotor asynchronous motor, which solves the problems that the prior asynchronous motor has simple and reliable structure, low price, no slip ring, no carbon brush and no permanent magnet compared with a synchronous motor and a direct current motor, is more suitable for high-speed operation, but has large volume, heavy weight and low efficiency.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a double-air-gap solid rotor asynchronous motor, includes the rotor frame, the inside of rotor frame is provided with the bearing frame, the bearing frame is connected with rotor frame rotation through the bolster bearing frame, install left bearing and right bearing respectively between the both sides of bearing frame and the rotor frame, fixed mounting has the stator on the bearing frame, the stator runs through inside rotor frame and extends to rotor frame outside and stator seat fixed connection, the internally mounted of rotor frame has left rotor core and right rotor core, the stator is located between left rotor core and the right rotor core, winding has left rotor coil on the left rotor core, winding has right rotor coil on the right rotor core, be provided with left air gap between left rotor core and the stator, be provided with right air gap between right rotor core and the stator.
Preferably, the left bearing and the right bearing are symmetrically distributed on two sides of the bearing seat.
Preferably, the left rotor core and the right rotor core are symmetrically distributed on two sides of the stator.
Preferably, the widths of the left air gap and the right air gap are the same and symmetrically distributed on two sides of the stator.
Preferably, the stator is made of conductive material.
Preferably, the stator is made of a magnetic conductive steel material or a non-magnetic conductive copper or aluminum material or a multi-layer composite of the magnetic conductive steel material and the non-magnetic copper or aluminum material.
Preferably, the stator is provided with a through narrow groove to form a root-spaced conducting bar.
Preferably, the ends of the conducting bars are short-circuited by good conductors to reduce resistance and loss.
Advantageous effects
The invention provides a double-air-gap solid rotor asynchronous motor. Compared with the prior art, the device has the following
The beneficial effects are that:
the double-air-gap solid rotor asynchronous motor is characterized in that a stator is additionally arranged on one side of a rotor of a single-stator single-rotor motor to form a double-air-gap motor with 2 stators and one rotor, and the solid rotor made of conductive materials is adopted.
Drawings
FIG. 1 is a schematic view of the motor according to the present invention;
fig. 2 is a schematic diagram of the overall internal structure of the motor according to the present invention.
In the figure, 1, a rotor frame; 2. a bearing seat; 3. an upper bearing seat; 4. a left bearing; 5. a right bearing; 6. a stator; 7. a stator base; 8. a left mover core; 9. a right mover core; 10. a left mover coil; 11. a right mover coil; 12. a left air gap; 13. a right air gap; 14. a motor housing.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, the embodiments of the present invention provide two technical schemes:
embodiment one:
the utility model provides a double-air-gap solid rotor asynchronous motor, including motor housing 14, motor housing 14 inside is provided with rotor frame 1, rotor frame 1's inside is provided with bearing frame 2, bearing frame 2 rotates with rotor frame 1 through the bolster bearing frame 3 and is connected, install left bearing 4 and right bearing 5 respectively between the both sides of bearing frame 2 and rotor frame 1, fixed mounting has stator 6 on the bearing frame 2, stator 6 runs through rotor frame 1 inside and extends to rotor frame 1 outside and stator seat 7 fixed connection, rotor frame 1's internally mounted has left rotor core 8 and right rotor core 9, stator 6 is located between left rotor core 8 and the right rotor core 9, the winding has left rotor coil 10 on the left rotor core 8, the winding has right rotor coil 11 on the right rotor core 9, be provided with left air gap 12 between left rotor core 8 and the stator 6, be provided with right air gap 13 between right rotor core 9 and the stator 6.
Embodiment two:
the double-air-gap solid rotor asynchronous motor comprises a motor shell 14, wherein a rotor frame 1 is arranged in the motor shell 14, a bearing seat 2 is arranged in the rotor frame 1, the bearing seat 2 is rotationally connected with the rotor frame 1 through an upper bearing seat 3, a left bearing 4 and a right bearing 5 are respectively arranged between two sides of the bearing seat 2 and the rotor frame 1, the left bearing 4 and the right bearing 5 are symmetrically distributed on two sides of the bearing seat 2, and three bearings of the left bearing 4, the right bearing 5 and the upper bearing seat 3 are used for supporting the dynamic and the static; a stator 6 is fixedly arranged on the bearing seat 2, the stator 6 is made of conductive materials, and the stator 6 is used for inducing current; the stator 6 is made of a magnetic conductive steel material or a non-magnetic conductive copper or aluminum material or a multilayer composite of the magnetic conductive steel material and the aluminum material, and the stator 6 is used for inducing current; the stator 6 is provided with a through narrow groove to form a root-separated guide bar, so that vortex is reduced; the end part of the conducting bar adopts a good conductor short circuit to reduce resistance and loss; the stator 6 penetrates through the inside of the rotor frame 1 and extends to the outside of the rotor frame 1 to be fixedly connected with the stator seat 7, a left rotor iron core 8 and a right rotor iron core 9 are arranged in the rotor frame 1, the stator 6 is positioned between the left rotor iron core 8 and the right rotor iron core 9, the left rotor iron core 8 and the right rotor iron core 9 are symmetrically distributed on two sides of the stator 6, and electric energy is converted into mechanical energy by being matched with the stator 6; the left rotor core 8 is wound with a left rotor coil 10, the right rotor core 9 is wound with a right rotor coil 11, a left air gap 12 is arranged between the left rotor core 8 and the stator 6, a right air gap 13 is arranged between the right rotor core 9 and the stator 6, the widths of the left air gap 12 and the right air gap 13 are the same and are symmetrically distributed on two sides of the stator 6, and the motor capacity is increased but the structural members are little increased.
When the double-air-gap solid rotor asynchronous motor is used, one stator is additionally arranged on one side of a rotor of a single-stator single-rotor motor to form a double-air-gap (2-air-gap) motor with 2 stators and one rotor, and the solid rotor made of conductive materials is adopted.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A double-air-gap solid rotor asynchronous motor, comprising a motor housing (14), characterized in that: the inside fixed mounting of motor housing (14) has rotor frame (1), the inside of rotor frame (1) is provided with bearing frame (2), bearing frame (2) are connected through bolster (3) and rotor frame (1) rotation, install left bearing (4) and right bearing (5) respectively between the both sides of bearing frame (2) and rotor frame (1), fixed mounting has stator (6) on bearing frame (2), stator (6) run through inside and the extension of rotor frame (1) outside and stator frame (7) fixed connection, the internally mounted of rotor frame (1) has left rotor core (8) and right rotor core (9), stator (6) are located between left rotor core (8) and right rotor core (9), winding has left rotor coil (10) on left rotor core (8), winding has right rotor coil (11) on right rotor core (9), be provided with left air gap (12) between left rotor (8) and stator (6), be provided with between stator (13) and right rotor core (9).
2. A double air gap solid rotor asynchronous motor as claimed in claim 1 wherein: the left bearing (4) and the right bearing (5) are symmetrically distributed on two sides of the bearing seat (2).
3. A double air gap solid rotor asynchronous motor as claimed in claim 1 wherein: the left rotor core (8) and the right rotor core (9) are symmetrically distributed on two sides of the stator (6).
4. A double air gap solid rotor asynchronous motor as claimed in claim 1 wherein: the left air gap (12) and the right air gap (13) have the same width and are symmetrically distributed on two sides of the stator (6).
5. A double air gap solid rotor asynchronous motor as claimed in claim 1 wherein: the stator (6) is made of conductive materials.
6. A double air gap solid rotor asynchronous motor as claimed in claim 1 wherein: the stator (6) is made of magnetic conductive steel materials or non-magnetic conductive copper and aluminum materials or a multi-layer composite of the magnetic conductive steel materials and the non-magnetic conductive copper and aluminum materials.
7. A double air gap solid rotor asynchronous motor as claimed in claim 1 wherein: the stator (6) is provided with a through narrow groove to form a root-separated conducting bar.
8. The double air gap solid rotor asynchronous machine of claim 7 wherein: and the end parts of the conducting bars are short-circuited by good conductors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310836528.1A CN117013783A (en) | 2023-07-10 | 2023-07-10 | Double-air-gap solid rotor asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310836528.1A CN117013783A (en) | 2023-07-10 | 2023-07-10 | Double-air-gap solid rotor asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117013783A true CN117013783A (en) | 2023-11-07 |
Family
ID=88566514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310836528.1A Pending CN117013783A (en) | 2023-07-10 | 2023-07-10 | Double-air-gap solid rotor asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117013783A (en) |
-
2023
- 2023-07-10 CN CN202310836528.1A patent/CN117013783A/en active Pending
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