CN220985512U - Vibration motor - Google Patents
Vibration motor Download PDFInfo
- Publication number
- CN220985512U CN220985512U CN202322399552.1U CN202322399552U CN220985512U CN 220985512 U CN220985512 U CN 220985512U CN 202322399552 U CN202322399552 U CN 202322399552U CN 220985512 U CN220985512 U CN 220985512U
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- CN
- China
- Prior art keywords
- vibrator
- vibration motor
- fixed
- stator
- oscillator
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- 238000005476 soldering Methods 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to a vibration motor, which comprises a spring support, a vibrator connected with the spring support and a shell for accommodating the spring support and the vibrator, wherein the spring support comprises a fixing part connected with the vibrator, a spring arm extending from the fixing part and a joint part extending from the spring arm and connected with the shell, the fixing part is provided with a first surface connected with the vibrator, a second surface opposite to the first surface and a first side surface connected with the first surface and the second surface and abutted against the vibrator, the second surface is provided with a first soldering lug, the first soldering lug is provided with a second side surface corresponding to the first side surface, and the second side surface is arranged at intervals with the vibrator. Above-mentioned vibrating motor, first lug can not cause the interference to the butt cooperation of fixed part and oscillator, has reduced the position accuracy requirement when spring bracket and the welding of first lug, guarantees the butt cooperation between spring bracket and the oscillator to eliminated the influence of lug to product performance and yield, improved vibrating motor's performance and yield.
Description
[ Field of technology ]
The utility model relates to the technical field of motors, in particular to a vibration motor.
[ Background Art ]
Along with the development of science and technology and the progress of society, portable electronic products such as mobile phones, palm game machines, navigation devices or palm multimedia entertainment devices are widely applied in daily life of people, and in some application scenes of the electronic products, such as incoming call prompts, information prompts, navigation prompts, vibration feedback of game machines and the like of the mobile phones are generally realized through vibration motors.
The vibrating motor of the related art comprises a spring bracket and a vibrator connected with the spring bracket, wherein the spring bracket comprises a fixing part connected with the vibrator, and a soldering lug for welding and fixing the vibrator and the fixing part is arranged on the outer surface of the fixing part. In order to ensure the reliability of the vibrator in the vibration process, the side surface of the fixing part is required to be in butt fit with the vibrator, however, a soldering lug in the related art is flush with the edge of the fixing part, the soldering lug and the side surface of the fixing part are simultaneously in butt fit with the vibrator, the position accuracy requirement when the soldering lug is welded with the fixing part is very high, the position of the soldering lug often causes poor butt fit of the fixing part and the vibrator, and the performance and yield of products are affected.
Accordingly, there is a need to provide a product that solves the above-mentioned problems.
[ utility model ]
The utility model aims to provide a vibrating motor, which is used for eliminating the influence of welding lugs on the performance and yield of products and improving the performance and yield of the vibrating motor.
In order to achieve the above object, in an embodiment of the present utility model, there is provided a vibration motor, including a spring bracket, a vibrator connected to the spring bracket, and a housing accommodating the spring bracket and the vibrator, wherein the spring bracket includes a fixing portion connected to the vibrator, a spring arm extending from the fixing portion, and a joint portion extending from the spring arm and connected to the housing, the fixing portion includes a first surface connected to the vibrator, a second surface opposite to the first surface, and a first side surface connected to the first surface and the second surface and abutting against the vibrator, the second surface is provided with a first soldering lug, the first soldering lug is provided with a second side surface corresponding to the first side surface, and the second side surface is spaced from the vibrator.
Preferably, the joint portion is provided with a third surface opposite to the vibrator, and the third surface is provided with a second soldering lug.
Preferably, a damping piece is arranged between the vibrator and the elastic arm, the vibrator is provided with a clamping groove, and the damping piece is at least partially embedded into the clamping groove.
Preferably, the vibrator includes a mass block having an accommodating space and magnetic steel fixed in the accommodating space, the housing includes an upper cover and a bottom plate covering the upper cover, the vibration motor further includes a stator driving the vibrator to move and a circuit board feeding the stator, and the stator and the circuit board are fixed on the bottom plate.
Preferably, the accommodating space is provided with a groove for accommodating the magnetic steel, the magnetic steel is fixed in the groove, and a magnetic conduction plate is further clamped between the magnetic steel and the mass block.
Preferably, the stator comprises a magnetic conduction structure fixed on the bottom plate and a coil wound around the magnetic conduction structure, and the stator is at least partially accommodated in the accommodating space.
Preferably, the vibration motor further comprises a limiting block fixed on the bottom plate.
According to the novel vibration motor, the fixing part of the spring bracket is provided with the first surface connected with the vibrator, the second surface opposite to the first surface and the first side surface connected with the first surface and the second surface and abutted with the vibrator, the second surface is provided with the first soldering lug, the first soldering lug is provided with the second side surface corresponding to the first side surface, and the second side surface and the vibrator are arranged at intervals. In the structure, the first soldering lug can not interfere the abutting fit between the fixed part and the vibrator, so that the position precision requirement of the spring bracket during welding with the first soldering lug is reduced, the abutting fit between the spring bracket and the vibrator is ensured, the influence of the soldering lug on the product performance and the yield is eliminated, and the performance and the yield of the vibration motor are improved.
[ Description of the drawings ]
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it will be obvious that the drawings in the description below are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person having ordinary skill in the art of the present utility model, wherein:
Fig. 1 is a perspective view of a vibration motor of the present utility model;
Fig. 2 is an exploded perspective view of the vibration motor of the present utility model;
FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 1;
Fig. 4 is an enlarged view of a portion B in fig. 3.
[ Detailed description ] of the invention
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on embodiments of the present utility model, are within the scope of the present utility model.
Referring to fig. 1-4, the present utility model provides a vibration motor 100, which includes a housing 1, a vibrator 2 accommodated in the housing, and a spring bracket 3 having one end connected to the housing 1 and the other end connected to the vibrator 2, and suspending the vibrator 2 in the housing 1; the spring brackets 3 are arranged on both sides of the vibrator 2 in the direction in which the vibrator 2 vibrates.
The shell 1 is composed of an upper cover 11 and a bottom plate 12 covering the upper cover 11, a stator 7 and a circuit board 8 feeding the stator 7 are fixed on the bottom plate 12, the stator 7 generates a magnetic field after being electrified, and the magnetic field acts on the vibrator 2 in a counteraction manner under the action of the magnetic field, so that the vibrator 2 reciprocates under the support of the spring bracket 3.
The vibrator 2 comprises a mass block 23 and magnetic steel 21, the mass block 23 is provided with an accommodating space 231, the accommodating space 231 is provided with a groove 233 for accommodating the magnetic steel 21, and a magnetic conduction plate 22 is further arranged between the magnetic steel 21 and the mass block 23.
The spring bracket 3 includes a fixing portion 33 connected to the vibrator 2, an elastic arm 32 extending from the fixing portion 33, and a joint portion 31 extending from the elastic arm 32 and connected to the housing 1.
The fixed part 33 is provided with a first surface 331 connected with the vibrator 2, a second surface 332 opposite to the first surface 331, and a first side 333 connected with the first surface 331 and the second surface 332 and abutted with the vibrator 2, the second surface 332 is provided with a first soldering lug 5, the first soldering lug 5 is provided with a second side 51 corresponding to the first side 333, as shown in fig. 4, the second side 51 is arranged at intervals with the vibrator 2, the first soldering lug 5 cannot interfere with the abutting fit between the fixed part 33 and the vibrator 2, the position precision requirement of the spring bracket 3 and the first soldering lug 5 during welding is reduced, the abutting fit between the spring bracket 3 and the vibrator 2 is ensured, thereby eliminating the influence of the soldering lug on the product performance and the yield, and improving the performance and the yield of the vibrating motor.
The damping piece 4 is arranged between the elastic arm 32 and the vibrator 2, the mass block 23 is provided with a clamping groove 232, the damping piece 4 is at least partially embedded into the clamping groove 232, and the movement of the vibrator 2 can be softer and more stable due to the existence of the damping piece 4 in the repeated movement process of the vibrator 2.
The joint 31 has a third surface 311 facing the vibrator 2, the third surface 311 has a second tab 6, and the joint 31 is connected to the case 1 via the second tab 6.
The stator 7 includes a magnetic conductive structure 71 fixed to the base plate 12, the magnetic conductive structure 71 is in an "i" shape in a cross section along A-A, the coil 72 is wound around a narrower portion of the magnetic conductive structure 71, and the stator 7 is accommodated in the accommodating space 231.
The vibration motor 100 further includes a stopper 121 fixed to the bottom plate 12, the stopper 121 limiting displacement of the vibrator 2.
Compared with the related art, the first welding lug does not interfere the abutting matching of the fixed part and the vibrator, the position precision requirement of the spring bracket during welding with the first welding lug is reduced, the abutting matching between the spring bracket and the vibrator is ensured, the influence of the welding lug on the product performance and yield is eliminated, and the performance and yield of the vibration motor are improved.
While the utility model has been described with respect to the above embodiments, it should be noted that modifications can be made by those skilled in the art without departing from the inventive concept, and these are all within the scope of the utility model.
Claims (7)
1. The utility model provides a vibrating motor, its include the spring bracket, with the oscillator of spring bracket connection and accept the spring bracket with the casing of oscillator, the spring bracket include with the fixed part that the oscillator is connected, from the elastic arm that the fixed part extends and from the elastic arm extend with the joint portion that the casing is connected, the fixed part be equipped with the first surface that the oscillator meets, with the second surface that the first surface is opposite and connect the first surface with the second surface and with the first side of oscillator butt, its characterized in that: the second surface is provided with a first soldering lug, the first soldering lug is provided with a second side surface which is arranged corresponding to the first side surface, and the second side surface is arranged at intervals with the vibrator.
2. The vibration motor of claim 1, wherein: the joint part is provided with a third surface opposite to the vibrator, and the third surface is provided with a second soldering lug.
3. The vibration motor of claim 1, wherein: a damping piece is arranged between the vibrator and the elastic arm, the vibrator is provided with a clamping groove, and the damping piece is at least partially embedded into the clamping groove.
4. The vibration motor of claim 1, wherein: the vibrator comprises a mass block with an accommodating space and magnetic steel fixed in the accommodating space, the shell comprises an upper cover and a bottom plate covering the upper cover, the vibrating motor further comprises a stator for driving the vibrator to move and a circuit board for feeding the stator, and the stator and the circuit board are fixed on the bottom plate.
5. The vibration motor of claim 4, wherein: the accommodating space is provided with a groove for accommodating the magnetic steel, the magnetic steel is fixed in the groove, and a magnetic conduction plate is further clamped between the magnetic steel and the mass block.
6. The vibration motor of claim 4, wherein: the stator comprises a magnetic conduction structure fixed on the bottom plate and a coil wound around the magnetic conduction structure, and the stator is at least partially accommodated in the accommodating space.
7. The vibration motor of claim 4, wherein: the vibrating motor further comprises a limiting block fixed on the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322399552.1U CN220985512U (en) | 2023-09-04 | 2023-09-04 | Vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322399552.1U CN220985512U (en) | 2023-09-04 | 2023-09-04 | Vibration motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220985512U true CN220985512U (en) | 2024-05-17 |
Family
ID=91064126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322399552.1U Active CN220985512U (en) | 2023-09-04 | 2023-09-04 | Vibration motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220985512U (en) |
-
2023
- 2023-09-04 CN CN202322399552.1U patent/CN220985512U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |