CN219960307U - Braking type double-rotor motor - Google Patents
Braking type double-rotor motor Download PDFInfo
- Publication number
- CN219960307U CN219960307U CN202320543950.3U CN202320543950U CN219960307U CN 219960307 U CN219960307 U CN 219960307U CN 202320543950 U CN202320543950 U CN 202320543950U CN 219960307 U CN219960307 U CN 219960307U
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- brake
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- brake disc
- rotating shaft
- housing
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- 238000004804 winding Methods 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 230000009977 dual effect Effects 0.000 claims description 6
- 230000000452 restraining effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Braking Arrangements (AREA)
Abstract
The utility model discloses a braking type double-rotor motor which comprises a case, a first rotor, a second rotor and a braking device, wherein the braking device is positioned between a second end cover of the case and the second rotor, the braking device is assembled and connected with the second rotor, and the braking device can be selectively abutted with or separated from the second end cover of the case so as to brake or release the second rotor relative to the case, so that the braking type double-rotor motor is stable in braking and small in size.
Description
Technical Field
The utility model relates to the field of motors, in particular to a brake type double-rotor motor.
Background
As is known, conventional motors typically have only one stator and one rotor, either a dc machine, a synchronous machine or an asynchronous machine, with only one mechanical port.
In recent years, a concept of a double rotor motor has been proposed, which has 2 output shafts and can achieve independent transmission of energy from the 2 output shafts. The novel motor greatly reduces the volume and weight of equipment, improves the working efficiency, can well meet the requirements of energy conservation and speed regulation, has excellent running performance, and therefore has good application prospect in a plurality of fields.
Because of the structural specificity of the dual rotor motor, the kinetic energy required by the dual rotor motor at the moment of starting is smaller than that of the transmission motor, but in order for one output shaft to output maximum power, the other output shaft is usually braked after starting until the rotation speed of one output shaft reaches the maximum, and the rotation speed of the other output shaft is zero.
However, the existing braking mode generally cannot generate a stable braking force, and large or unstable impact is easy to generate; and the existing braking device has large volume and complex structure, which greatly increases the occupied space, thereby reducing or even eliminating the advantage of small volume of the double-rotor motor.
Therefore, there is a strong need for a brake-braking type double rotor motor that is smooth in braking and can avoid excessive volume to overcome the above-mentioned drawbacks.
Disclosure of Invention
The utility model aims to provide a brake-braking type double-rotor motor which is stable in braking and can avoid overlarge volume.
In order to achieve the above-mentioned objective, an embodiment of the present utility model provides a dual-rotor motor with braking function, including a casing, a first rotor and a second rotor, where the first rotor and the second rotor are rotatably assembled and connected with each other and are rotatably assembled in the casing, the first rotor includes a first rotating shaft and a first core winding fixedly connected with the first rotating shaft, the second rotor includes a second rotating shaft and a second core winding fixedly connected with the second rotating shaft, the first core winding and the second core winding are correspondingly arranged, the first rotating shaft extends out of the casing from a first end cover of the casing, the second rotor extends out of the casing from a second end cover of the casing, the first end cover of the casing and the second end cover of the casing are axially opposite ends of the casing along the second rotating shaft, the dual-rotor motor with braking device located between the second end cover of the casing and the second rotor, the braking device is assembled and connected with the second rotor, and the braking device can selectively abut against the second end cover of the casing or the second rotor to release the braking device.
Preferably, the brake device comprises a brake disc and a brake disc driving assembly, wherein the brake disc is slidably arranged on the second rotating shaft along the axial direction of the second rotating shaft, and at least one of the brake disc driving assembly and the brake disc is connected with the second rotating shaft in a linkage manner, so that the rotation of the second rotating shaft can be prevented by stopping the rotation of the brake disc driving assembly and/or the brake disc which are connected with the second rotating shaft in a linkage manner; the brake disc drive assembly selectively urges the brake disc to slide axially along the second axis of rotation toward or away from the second end cap of the housing to brake or release the second rotor relative to the housing.
Preferably, the brake disc is connected with the second rotating shaft in a rotary linkage mode, and the brake disc driving assembly is fixedly connected with the chassis or is fixedly connected with the second rotating shaft along the axial direction of the second rotating shaft.
Preferably, the brake disc is sleeved on the second rotating shaft and fixed with the second rotating shaft along the circumferential direction of the second rotating shaft.
Preferably, the brake disc is meshed and linked with the second rotating shaft through gears.
Preferably, the brake disc driving assembly comprises an armature, an electromagnetic coil and an elastic piece; the armature is fixedly connected with the brake disc; the electromagnetic coil is fixedly connected with the chassis, and the electromagnetic coil and the armature are correspondingly arranged; the elastic piece is arranged between the chassis and the brake disc; when the electromagnetic coil is electrified, the electromagnetic coil attracts the armature and the brake disc to slide close to the second end cover of the chassis, and the electromagnetic coil is interlocked to drive the elastic piece to elastically deform, and when the electromagnetic coil is powered off, the brake disc slides away from the second end cover of the chassis under the drive of the elastic piece which is elastically reset; or when the electromagnetic coil is electrified, the electromagnetic coil attracts the armature and the brake disc to slide away from the second end cover of the chassis, and the electromagnetic coil is interlocked to drive the elastic piece to elastically deform, and when the electromagnetic coil is powered off, the brake disc slides close to the second end cover of the chassis under the drive of the elastic piece which is elastically reset.
Preferably, the brake disc driving assembly further comprises a brake housing fixedly connected with the chassis, the brake disc is located between the brake housing and the second end cover of the chassis along the axial direction of the second rotating shaft, the electromagnetic coil attracts the armature and the brake disc to slide away from the second end cover of the chassis when being electrified, and the elastic piece constantly has a tendency of driving the brake disc to slide close to the second end cover of the chassis along the direction of the second rotating shaft.
Preferably, the elastic piece is located between the brake shell and the brake disc along the axial direction of the second rotating shaft, the armature is located on one side, close to the brake shell, of the brake disc, one end of the elastic piece is connected with the armature, and the other end of the elastic piece is connected with the brake shell.
Preferably, the brake housing is sleeved on the second rotating shaft, and the electromagnetic coil and the elastic piece are respectively and uniformly arranged in a plurality of directions along the axial direction of the second rotating shaft.
Preferably, the brake housing is a magnetic yoke; the brake shell is fixedly connected with the second end cover of the chassis by virtue of a fixing bolt.
Compared with the prior art, the braking type double-rotor motor further comprises a braking device, wherein the braking device is positioned between the second end cover of the case and the second rotor, the braking device is assembled and connected with the second rotor, and the braking device can be selectively abutted or separated from the second end cover of the case so as to brake or release the second rotor relative to the case, so that the braking type double-rotor motor can realize stable braking acceleration and ensure smaller volume.
Drawings
Fig. 1 is a schematic plan view of a brake-braking type double-rotor motor according to the present utility model.
Fig. 2 is a schematic view of an internal structure of the brake type dual rotor motor shown in fig. 1 when the brake device is abutted against the second end of the casing.
Fig. 3 is a schematic view illustrating an internal structure of the brake type dual rotor motor shown in fig. 1 when the brake device is separated from the second end of the casing.
Detailed Description
Referring to fig. 1-3, a brake-braking dual-rotor motor 1 of the present utility model includes a housing 10, a first rotor 20, a second rotor 30, and a brake device 40. The first rotor 20 and the second rotor 30 are rotatably assembled and connected with each other and are respectively rotatably assembled in the case 10, the first rotor 20 comprises a first rotating shaft 21 and a first iron core winding 22 fixedly connected with the first rotating shaft 21, the second rotor 30 comprises a second rotating shaft 31 and a second iron core winding 32 fixedly connected with the second rotating shaft 31, and the first iron core winding 22 and the second iron core winding 32 are correspondingly arranged, so that the first rotating shaft 21 and the second rotating shaft 31 can respectively rotate under the mutual induction action of the first iron core winding 22 and the second iron core winding 32; the first end cover 10a of the case 10 and the second end cover 10b of the case 10 are opposite ends of the case 10 along the axial direction of the second rotating shaft 31, the first rotating shaft 21 extends out of the case 10 from the first end cover 10a of the case 10, and the second rotor 30 extends out of the case 10 from the second end cover 10b of the case 10, so that the first rotating shaft 21 and the second rotating shaft 31 are respectively in transmission connection with external loads; the brake actuating apparatus 40 is located between the second end cap 10b of the housing 10 and the second rotor 30, the brake actuating apparatus 40 is assembled with the second rotor 30, and the brake actuating apparatus 40 is assembled with the second rotor 30 such that the brake actuating apparatus 40 selectively abuts against or separates from the second end cap 10b of the housing 10, thereby braking or releasing the second rotor 30 with respect to the housing 10.
As shown in fig. 1-3, the brake device 40 includes a brake disc 41 and a brake disc driving assembly 42, the brake disc 41 is slidably sleeved on the second rotating shaft 31 along the axial direction of the second rotating shaft 31, so that the brake disc 41 slides along the axial direction of the second rotating shaft 31 to be close to or far away from the second end cover 10b of the chassis 10, thereby realizing the contact and separation with the second end cover 10b of the chassis 10, although in more practical cases, the brake disc 41 can also slide along other directions to be close to or far away from the second end cover 10b of the chassis 10, and through the adaptive arrangement, the contact and separation with the second end cover 10b of the chassis 10 can also be realized, so the utility model is not limited thereto; the brake disc 41 and the second rotating shaft 31 are connected in a linkage manner, so that the rotation of the second rotating shaft 31 can be restrained by restraining the rotation of the brake disc 41, and of course, the brake disc 41 and the second rotating shaft 31 can be connected in a linkage manner according to practical situations, so that the rotation of the second rotating shaft 31 can be restrained by restraining the rotation of the brake disc 41, or the brake disc 41 and the brake disc driving assembly 42 are connected in a linkage manner with the second rotating shaft 31 at the same time, and the rotation of the second rotating shaft 31 can be restrained by restraining the rotation of the brake disc 41 or the brake disc driving assembly 42 through the adaptive arrangement, so that the utility model is not limited thereto; the brake disc drive assembly 42 selectively urges the brake disc 41 to slide axially along the second shaft 31 toward and away from the second end cap 10b of the housing 10 to engage or disengage the brake disc 41 with the second end cap 10b of the housing 10 to brake or release the second rotor 30 relative to the housing 10.
As shown in fig. 1-3, the brake disc driving assembly 42 is fixedly connected to the chassis 10 so as to drive the second rotating shaft 31 to slide along the axial direction thereof, and it is understood that the brake disc driving assembly 42 may also be fixedly connected to the second rotating shaft 31 along the axial direction of the second rotating shaft 31, and the above effects may be achieved through an adaptive arrangement, which is not limited thereto.
As shown in fig. 1-3, the brake disc 41 is sleeved on the second rotating shaft 31 and is fixed with the second rotating shaft 31 along the circumferential direction of the second rotating shaft 31, so that the structure between the brake disc 41 and the second rotating shaft 31 is more reasonable and compact, and the linkage between the two is more stable and reliable, preferably, the brake disc 41 and the second rotating shaft 31 are meshed and linked by the gear 43, so as to ensure the circumferential fixation of the brake disc 41 between the second rotating shaft 31, and also ensure the axial sliding of the brake disc 41 and the second rotating shaft 31, of course, according to the actual situation, the connecting mode of connecting the brake disc 41 and the second rotating shaft 31 in the axial direction by using the key connection can also be used, so that the utility model is not limited.
As shown in fig. 1-3, the brake disc drive assembly 42 includes an armature 421, a solenoid 422, and an elastic member 423; the armature 421 is sleeved on the second rotating shaft 31, and the armature 421 is positioned beside one side of the brake disc 41 away from the chassis 10; the electromagnetic coil 422 is fixedly connected with the chassis 10, the electromagnetic coil 422 and the armature 421 are correspondingly arranged, and the elastic piece 423 is arranged between the chassis 10 and the brake disc 41, so that when the electromagnetic coil 422 is electrified, the electromagnetic coil 422 attracts the armature 421 and the brake disc 41 to slide away from the second end cover 10b of the chassis 10, and the elastic piece 423 is driven to elastically deform, when the electromagnetic coil 422 is powered off, the brake disc 41 slides away from the second end cover 10b of the chassis 10 under the driving of the elastic piece 423, and of course, according to practical situations, it can be understood that when the electromagnetic coil 422 is electrified, the electromagnetic coil 422 can also attract the armature 421 and the brake disc 41 to slide away from the second end cover 10b of the chassis 10, and the elastic piece 423 is driven to elastically deform correspondingly, and when the electromagnetic coil 422 is powered off, the brake disc 41 slides away from the second end cover 10b of the chassis 10 under the driving of the elastic piece 423.
As shown in fig. 1-3, the brake disc driving assembly 42 further includes a brake housing 424 fixedly connected to the chassis 10, the brake disc 41 is located between the brake housing 424 and the second end cap 10b of the chassis 10 along the axial direction of the second rotating shaft 31, the electromagnetic coil 422 is located between the brake housing 424 and the second end cap 10b of the chassis 10 along the axial direction of the second rotating shaft 31, and the electromagnetic coil 422 and the elastic member 423 are respectively fixedly connected to the chassis 10 via the brake housing 424, so that the electromagnetic coil 422 attracts the armature 421 together with the brake disc 41 to slide away from the second end cap 10b of the chassis 10 when energized; the elastic member 423 has a constant tendency to drive the brake disc 41 to slide along the direction of the second rotation shaft 31 near the second end cover 10b of the chassis 10, so as to ensure that the elastic member 423 can drive the brake disc 41 to be stably abutted against the second end cover 10b of the chassis 10 when the electromagnetic coil 422 is powered off.
As shown in fig. 2-3, the elastic member 423 is located between the brake housing 424 and the brake disc 41 along the axial direction of the second rotating shaft 31, the armature 421 is located on one side of the brake disc 41 close to the brake housing 424, one end of the elastic member 423 is connected with the armature 421, and the other end of the elastic member 423 is connected with the brake housing 424, so that the structure among the brake disc 41, the armature 421, the elastic member 423 and the brake housing 424 is more reasonable and compact, but not limited thereto.
As shown in fig. 2-3, the brake housing 424 is sleeved on the second rotating shaft 31, and the electromagnetic coil 422 and the elastic member 423 are respectively and uniformly arranged in a plurality along the axial direction of the second rotating shaft 31, so as to smoothly and reliably drive the brake disc 41 to slide axially, and simultaneously, can smoothly drive the brake disc 41 to abut against the second end cover 10b of the chassis 10.
As shown in fig. 2-3, the brake housing 424 is a magnetic yoke to provide better magnetic force transmission effect for the electromagnetic coil 422, but is not limited thereto.
As shown in fig. 2-3, the brake housing 424 is fixedly connected with the second end cover 10b of the chassis 10 by the fixing bolt 425, so that the fixing relationship between the brake housing 424 and the chassis 10 is more reasonable and compact, and preferably, the fixing bolt 425 also penetrates the armature 421, so as to provide better axial guiding function for the brake disc 41 and improve the stability when the brake disc is pressed against the chassis 10.
In the drawings, the direction indicated by the arrow L is the axial direction of the second rotating shaft 31, but is not limited thereto.
Compared with the prior art, the brake-braking type double-rotor motor 1 further comprises a brake braking device 40, wherein the brake braking device 40 is positioned between the second end cover 10b of the case 10 and the second rotor 30, the brake braking device 40 is assembled and connected with the second rotor 30, and the brake braking device 40 can be selectively abutted or separated from the second end cover 10b of the case 10 so as to brake or release the second rotor 30 relative to the case 10, so that the brake-braking type double-rotor motor 1 can realize stable braking acceleration and ensure small volume.
The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, but is for the purpose of providing additional advantages of the utility model, including more fully described embodiments, variations, modifications, alterations, and equivalents of the utility model.
Claims (10)
1. The utility model provides a brake braking formula birotor motor, includes quick-witted case, first rotor and second rotor can each other relatively rotationally assembled connection and each rotationally assemble in the quick-witted incasement, first rotor include first pivot and with first rotor fixed connection's first iron core winding, the second rotor include the second pivot and with second rotor fixed connection's second iron core winding, first iron core winding and second iron core winding correspond to be arranged, first pivot stretches out from the first end cover of machine case the machine case, the second rotor stretches out from the second end cover of machine case the machine case, the first end cover of machine case and the second end cover of machine case are for the machine case is along the second axial opposite both ends of pivot, characterized in that, brake braking formula birotor motor still includes the brake equipment that is located between the second end cover of machine case and the second rotor, brake equipment and the second rotor assembly connection, the brake equipment is selectively with the second end cover of machine case or the relative release of second rotor.
2. The brake-braking type double-rotor motor according to claim 1, wherein the brake-braking device comprises a brake disc and a brake disc driving assembly, the brake disc is slidably arranged on the second rotating shaft along the axial direction of the second rotating shaft, and at least one of the brake disc driving assembly and the brake disc is in linkage connection with the second rotating shaft, so that the rotation of the second rotating shaft can be restrained by restraining the rotation of the brake disc driving assembly and/or the brake disc which are in linkage connection with the second rotating shaft; the brake disc drive assembly selectively urges the brake disc to slide axially along the second axis of rotation toward or away from the second end cap of the housing to brake or release the second rotor relative to the housing.
3. The brake-type double-rotor motor according to claim 2, wherein the brake disc is connected with the second rotating shaft in a rotary linkage manner, and the brake disc driving assembly is fixedly connected with the chassis or is fixedly connected with the second rotating shaft along the axial direction of the second rotating shaft.
4. A brake-braking type double-rotor motor according to claim 3, wherein the brake disc is sleeved on the second rotating shaft and fixed with the second rotating shaft along the circumferential direction of the second rotating shaft.
5. The brake-type double rotor motor as claimed in claim 3 or 4, wherein the brake disc is coupled with the second rotary shaft by gear engagement.
6. The brake-braking dual rotor motor as claimed in claim 4, wherein the brake disc driving assembly includes:
the armature is sleeved on the second rotating shaft and is positioned beside one side, away from the chassis, of the brake disc;
the electromagnetic coil is fixedly connected with the chassis and is correspondingly arranged with the armature; and
the elastic piece is arranged between the chassis and the brake disc;
when the electromagnetic coil is electrified, the electromagnetic coil attracts the armature and the brake disc to slide close to the second end cover of the chassis, and the electromagnetic coil is interlocked to drive the elastic piece to elastically deform, and when the electromagnetic coil is powered off, the brake disc slides away from the second end cover of the chassis under the drive of the elastic piece which is elastically reset; or when the electromagnetic coil is electrified, the electromagnetic coil attracts the armature and the brake disc to slide away from the second end cover of the chassis, and the electromagnetic coil is interlocked to drive the elastic piece to elastically deform, and when the electromagnetic coil is powered off, the brake disc slides close to the second end cover of the chassis under the drive of the elastic piece which is elastically reset.
7. The brake-operated dual rotor motor as claimed in claim 6, wherein the disc drive assembly further comprises a brake housing fixedly connected to the housing, the disc rotor is located between the brake housing and the second end cap of the housing in an axial direction of the second shaft, the electromagnetic coil and the elastic member are each fixedly connected to the housing by means of the brake housing, the electromagnetic coil attracts the armature together with the disc rotor to slide away from the second end cap of the housing when energized, and the elastic member constantly has a tendency to urge the disc rotor to slide closer to the second end cap of the housing in a direction of the second shaft.
8. The brake-type double rotor motor according to claim 7, wherein the elastic member is located between the brake housing and the brake disc in an axial direction of the second rotation shaft, the armature is located on a side of the brake disc close to the brake housing, one end of the elastic member is connected with the armature, and the other end of the elastic member is connected with the brake housing.
9. The brake-type double-rotor motor according to claim 8, wherein the brake housing is sleeved on the second rotating shaft, and the electromagnetic coil and the elastic member are respectively and uniformly arranged in a plurality along the axial direction of the second rotating shaft.
10. The brake-operated double rotor motor according to claim 7, wherein the brake housing is a yoke; the brake shell is fixedly connected with the second end cover of the chassis by virtue of a fixing bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320543950.3U CN219960307U (en) | 2023-03-20 | 2023-03-20 | Braking type double-rotor motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320543950.3U CN219960307U (en) | 2023-03-20 | 2023-03-20 | Braking type double-rotor motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219960307U true CN219960307U (en) | 2023-11-03 |
Family
ID=88555259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320543950.3U Active CN219960307U (en) | 2023-03-20 | 2023-03-20 | Braking type double-rotor motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219960307U (en) |
-
2023
- 2023-03-20 CN CN202320543950.3U patent/CN219960307U/en active Active
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