CN220475585U - Swing and linear motion coupling type vibration motor - Google Patents
Swing and linear motion coupling type vibration motor Download PDFInfo
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- CN220475585U CN220475585U CN202322124799.2U CN202322124799U CN220475585U CN 220475585 U CN220475585 U CN 220475585U CN 202322124799 U CN202322124799 U CN 202322124799U CN 220475585 U CN220475585 U CN 220475585U
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- 238000010168 coupling process Methods 0.000 title abstract description 7
- 238000005859 coupling reaction Methods 0.000 title abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 61
- 239000010959 steel Substances 0.000 claims abstract description 61
- 238000004804 winding Methods 0.000 claims abstract description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000003491 array Methods 0.000 claims 1
- 230000003993 interaction Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000004880 explosion Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
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Abstract
The utility model discloses a swing and linear motion coupled vibration motor, which belongs to the technical field of vibration motors and comprises a shell, wherein a winding iron core is connected to the inner wall of the shell, a winding coil is wound inside the winding iron core, rotary driving magnetic steel corresponding to the winding coil is arranged on the circumference of a rotating shaft, a linear coil is arranged inside an end cover, and a linear driving magnetic steel group corresponding to the linear coil is arranged at the end part of the rotating shaft. When the winding coil is electrified, the rotary shaft is pushed to reciprocate by interaction with the rotary driving magnetic steel, so that the output shaft can reciprocate within a certain angle, and when the linear coil is electrified, the rotary shaft is pushed to reciprocate by interaction with the linear driving magnetic steel group, so that the output shaft can linearly reciprocate within a certain distance, and the vibration motor has three different movement modes of reciprocating swinging movement, linear reciprocating movement, swinging and linear coupling reciprocating movement.
Description
Technical Field
The utility model belongs to the technical field of vibration motors, and particularly relates to a swing and linear motion coupling type vibration motor.
Background
In recent years, as the application of the motor in consumer electronics is expanding, the requirements thereof are becoming more specialized, such as a vibration motor providing a tactile sensation, a driving motor providing a reciprocating motion, and the like.
As emerging consumer electronics, electric toothbrushes, facial cleaners, etc., take electric toothbrushes as examples, the prior art schemes are mainly divided into the following two categories according to the motor mode of application:
1. the linear motor provides linear motion, and then the linear motion is converted into a rotary electric toothbrush with a brush head which rotates in a reciprocating manner through mechanical structures such as a connecting rod, a hinge, a wheel disc and the like;
2. the swinging motor is used for providing swinging motion (reciprocating rotation motion within a certain angle) around the shaft, and the brush head is directly sleeved on the rotating shaft of the motor, so that the brush head swings up and down, namely the swinging type electric toothbrush.
The former has the advantages that the frequency can be made higher so as to have better cleaning effect, but the problems of relatively complex structure and higher cost exist; the latter has the advantages of simple application mode, low application cost and no cleaning force compared with the former.
Disclosure of Invention
To solve the problems set forth in the background art. The utility model provides a swing and linear motion coupled vibration motor which has the characteristics that an electric brush is not needed to be used as an armature reversing mechanism, and the reciprocating linear motion of the same axial direction can be realized in a certain angle.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a swing and linear motion coupled vibration motor, including shell and pivot, be connected with the winding iron core on the inner wall of shell, the inside coiling of winding iron core has a plurality of winding coil, the one end of shell is connected with the end cover, the both ends of pivot are connected with shell and end cover through the bearing respectively, be equipped with the rotary drive magnet steel corresponding with winding coil on the circumference of pivot, the inside of end cover is equipped with linear coil, the tip of pivot is equipped with the linear drive magnet steel group corresponding with linear coil, the one end that the pivot is located the outside is connected with the output shaft.
In order to increase the driving force of the rotary motion, further, eight magnetic poles in a ring array are magnetized on the rotary driving magnetic steel, and the NS poles are alternately arranged.
In order to enable more magnetic fields to reach the linear coil and reduce the magnetic field intensity of the hollow part, so that the driving force is increased after the linear coil is electrified, further, the linear driving magnetic steel group comprises middle magnetic steel and two side magnetic steels, wherein the two side magnetic steels are respectively arranged on two sides of the middle magnetic steel, the magnetizing direction of the middle magnetic steel is outwards, and the magnetizing directions of the two side magnetic steels are both towards the middle magnetic steel.
In order to increase the driving force after the power is supplied, the winding iron core and the housing are both magnetic conductive members.
In order to support and fix the winding coil, a bushing is further arranged in the winding iron core, and the winding coil is wound on the bushing.
In order to provide good insulation properties while at the same time providing structural support and assembly, further, both the end cap and the bushing are plastic components.
In order to increase the driving force after being electrified, further, a rotating shaft iron core is arranged on the circumference of the rotating shaft, the rotating driving magnetic steel is sleeved outside the rotating shaft iron core, and the rotating shaft iron core is a magnetic conduction component.
In order to increase the driving force after the power is supplied, a pole ring is sleeved outside the linear coil, and the pole ring is a magnetic conduction component.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the winding coil is electrified, the rotating shaft is pushed to reciprocate by interaction with the rotary driving magnetic steel, so that the output shaft swings reciprocally in a certain angle, and when the linear coil is electrified, the rotating shaft is pushed to reciprocate by interaction with the linear driving magnetic steel group, so that the output shaft moves linearly in a certain distance, and the vibrating motor has three different movement modes of reciprocating swing, linear reciprocating movement, swing and linear coupling reciprocating movement;
2. according to the utility model, eight magnetic poles in a ring array are magnetized on the rotary driving magnetic steel, and NS poles are alternately arranged, so that the driving force of rotary motion is increased;
3. according to the utility model, the magnetizing directions of the middle magnetic steel are outward, and the magnetizing directions of the two side magnetic steels face the middle magnetic steel, so that more magnetic fields reach the linear coil, the magnetic field intensity of the hollow part is reduced, and the driving force of the linear coil is increased after the linear coil is electrified;
4. the two bearings are positioned on two sides of the rotary driving magnetic steel, the distance between the two supporting points is short, and the number of components is small, so that the rotating gap between the inner ring of the bearing and the rotating shaft can be ensured not to cause large radial shaking or large pressure in the working process, and the loudness is overlarge or the starting voltage is overlarge.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of an explosion of a structure of the present utility model;
FIG. 2 is a schematic axial cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the radial cross-sectional structure of the present utility model;
FIG. 4 is a schematic diagram of a magnetizing structure of the rotary driving magnetic steel of the present utility model;
FIG. 5 is a schematic diagram of a magnetizing structure of the linear driving magnet steel of the present utility model;
in the figure: 1. an output shaft; 2. a rotating shaft; 3. a bearing; 4. a winding coil; 5. rotationally driving the magnetic steel; 6. side magnetic steel; 7. a middle magnetic steel; 8. a polar ring; 9. an end cap; 10. a linear coil; 11. a winding iron core; 12. a rotating shaft iron core; 13. a bushing; 14. a housing.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a swing and linear motion coupled vibration motor, including shell 14 and pivot 2, be connected with winding iron core 11 on the inner wall of shell 14, the inside coiling of winding iron core 11 has four winding coils 4, the one end of shell 14 is connected with end cover 9, the both ends of pivot 2 are connected with shell 14 and end cover 9 through bearing 3 respectively, be equipped with the rotary drive magnet steel 5 corresponding with winding coil 4 on the circumference of pivot 2, the inside of end cover 9 is equipped with linear coil 10, the tip of pivot 2 is equipped with the linear drive magnet steel group corresponding with linear coil 10, the one end that pivot 2 is located the outside is connected with output shaft 1.
By adopting the technical scheme, when the winding coil 4 is electrified, the utility model interacts with the rotary driving magnetic steel 5 to push the rotating shaft 2 to rotate reciprocally, so that the output shaft 1 swings reciprocally in a certain angle, and when the linear coil 10 is electrified, interacts with the linear driving magnetic steel group to push the rotating shaft 2 to move reciprocally, so that the output shaft 1 moves reciprocally linearly in a certain distance, and the vibrating motor has three different movement modes of reciprocating swing, linear reciprocating movement, swing and linear coupling reciprocating movement.
Specifically, eight magnetic poles in a ring array are magnetized on the rotary driving magnetic steel 5, and NS poles are alternately arranged.
By adopting the technical scheme, the driving force of the rotary motion is increased.
Specifically, the linear driving magnetic steel group comprises a middle magnetic steel 7 and two side magnetic steels 6, wherein the two side magnetic steels 6 are respectively arranged at two sides of the middle magnetic steel 7, the magnetizing direction of the middle magnetic steel 7 is outward, and the magnetizing directions of the two side magnetic steels 6 are all toward the middle magnetic steel 7.
By adopting the above technical scheme, more magnetic fields reach the linear coil 10, and the magnetic field intensity of the hollow part is reduced, so that the driving force of the linear coil 10 is increased after the power is applied.
Specifically, the winding core 11 and the housing 14 are both magnetically conductive members such as silicon steel sheet, galvanized steel sheet, SUS430, or the like, and the present embodiment is preferably silicon steel sheet.
By adopting the technical scheme, the driving force after power-on is increased.
Specifically, the bushing 13 is provided inside the winding core 11, and the winding coil 4 is wound around the bushing 13.
By adopting the technical scheme, the device is used for supporting and fixing the winding coil 4.
In particular, the end cap 9 and the bushing 13 are both plastic members.
By adopting the technical scheme, the structural support piece and the assembly piece are manufactured, and meanwhile, good insulating performance is provided.
Example 2
This embodiment differs from embodiment 1 in that: specifically, a rotating shaft iron core 12 is arranged on the circumference of the rotating shaft 2, the rotating driving magnetic steel 5 is sleeved outside the rotating shaft iron core 12, and the rotating shaft iron core 12 is a magnetic conduction component.
By adopting the technical scheme, the driving force after power-on is increased.
Example 3
This embodiment differs from embodiment 1 in that: specifically, the pole ring 8 is sleeved outside the linear coil 10, and the pole ring 8 is a magnetic conduction member.
By adopting the technical scheme, the driving force after power-on is increased.
In summary, when the winding coil 4 is electrified, the utility model interacts with the rotary driving magnetic steel 5 to push the rotating shaft 2 to rotate reciprocally, so that the output shaft 1 swings reciprocally in a certain angle, when the linear coil 10 is electrified, interacts with the linear driving magnetic steel group to push the rotating shaft 2 to move reciprocally, so that the output shaft 1 moves reciprocally in a certain distance linearly, and the vibrating motor has three different movement modes of reciprocating swing, linear reciprocating movement and swinging and linear coupling reciprocating movement; according to the utility model, eight magnetic poles in a ring array are magnetized on the rotary driving magnetic steel 5, and NS poles are alternately arranged, so that the driving force of rotary motion is increased; according to the utility model, the magnetizing directions of the middle magnetic steel 7 are outward, and the magnetizing directions of the two side magnetic steels 6 are both toward the middle magnetic steel 7, so that more magnetic fields reach the linear coil 10, the magnetic field intensity of the hollow part is reduced, and the driving force of the linear coil 10 is increased after the linear coil 10 is electrified; the two bearings 3 are positioned on two sides of the rotary driving magnetic steel 5, the distance between the two supporting points is short, and the components between the two supporting points are few, so that the rotating clearance between the inner ring of the bearing and the rotating shaft can be ensured not to cause large radial shaking or large pressure in the working process, and the loudness is overlarge or the starting voltage is overlarge.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. A swing and linear motion coupled vibration motor, includes shell and pivot, its characterized in that: the inner wall of the shell is connected with a winding iron core, a plurality of winding coils are wound in the winding iron core, one end of the shell is connected with an end cover, two ends of the rotating shaft are respectively connected with the shell and the end cover through bearings, rotary driving magnetic steel corresponding to the winding coils is arranged on the circumference of the rotating shaft, a linear coil is arranged in the end cover, a linear driving magnetic steel group corresponding to the linear coil is arranged at the end part of the rotating shaft, and one end of the rotating shaft, which is positioned outside, is connected with an output shaft.
2. A swing and linear motion coupled vibration motor according to claim 1, wherein: eight magnetic poles in annular arrays are magnetized on the rotary driving magnetic steel, and NS poles are alternately arranged.
3. A swing and linear motion coupled vibration motor according to claim 1, wherein: the linear driving magnetic steel group comprises a middle magnetic steel and two side magnetic steels, wherein the two side magnetic steels are respectively arranged on two sides of the middle magnetic steel, the magnetizing direction of the middle magnetic steel is outwards, and the magnetizing directions of the two side magnetic steels are all towards the middle magnetic steel.
4. A swing and linear motion coupled vibration motor according to claim 1, wherein: the winding iron core and the shell are magnetic conduction components.
5. A swing and linear motion coupled vibration motor according to claim 1, wherein: the inside of winding iron core is equipped with the bush, and the winding coil winds to on the bush.
6. A swing and linear motion coupled vibration motor according to claim 5, wherein: the end cap and the bushing are both plastic components.
7. A swing and linear motion coupled vibration motor according to claim 1, wherein: the circumference of the rotating shaft is provided with a rotating shaft iron core, the rotating driving magnetic steel sleeve is arranged outside the rotating shaft iron core, and the rotating shaft iron core is a magnetic conduction component.
8. A swing and linear motion coupled vibration motor according to claim 1, wherein: and a pole ring is sleeved outside the linear coil, and the pole ring is a magnetic conduction component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322124799.2U CN220475585U (en) | 2023-08-08 | 2023-08-08 | Swing and linear motion coupling type vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322124799.2U CN220475585U (en) | 2023-08-08 | 2023-08-08 | Swing and linear motion coupling type vibration motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220475585U true CN220475585U (en) | 2024-02-09 |
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ID=89803052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322124799.2U Active CN220475585U (en) | 2023-08-08 | 2023-08-08 | Swing and linear motion coupling type vibration motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220475585U (en) |
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2023
- 2023-08-08 CN CN202322124799.2U patent/CN220475585U/en active Active
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