CN207968947U - Loud speaker module - Google Patents
Loud speaker module Download PDFInfo
- Publication number
- CN207968947U CN207968947U CN201820315094.5U CN201820315094U CN207968947U CN 207968947 U CN207968947 U CN 207968947U CN 201820315094 U CN201820315094 U CN 201820315094U CN 207968947 U CN207968947 U CN 207968947U
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- Prior art keywords
- holder
- loud speaker
- speaker module
- pole plate
- lead
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Abstract
The utility model provides a kind of loud speaker module,Including holder,Magnetic circuit component and vibration component,Magnetic circuit component includes middle pole plate,Ring plate,Magnet steel and magnetic cup,Middle pole plate is equipped with recessed portion,The outer ledge of recessed portion extends to the outer ledge of middle pole plate,Connection is molded between ring plate and holder,Vibration component includes middle patch,Vibrating diaphragm and voice coil,Glued connection between voice coil and holder,Voice coil is equipped with lead,The inner wall of holder, which is equipped with, holds Jiao Tai and spacing block set,Spacing block set is towards the central raised of holder,Colloidal sol platform is equipped with glue groove backwards to the side of holder,The end of lead is set in glue groove,The design that the utility model passes through recessed portion,Pole plate and magnetic circuit component local flux amount are relatively low in so that,To the imbalance during balance vibration component operation,And then effectively balance damping fluctuation,Improve the stability of loud speaker modular structure.
Description
Technical field
The utility model is related to speaker technology field, more particularly to a kind of loud speaker module.
Background technology
Loud speaker module as a kind of electronic device that can convert electrical energy into acoustic energy, be widely used in mobile phone,
In the mobile terminals such as computer, the sound that the quality of loud speaker module performance directly affects the mobile terminal apparatus coordinated with it puts effect
Fruit, therefore manufacturer increasingly payes attention to the stability problem of loud speaker module its structure.
Existing loud speaker module includes holder and the vibration component that is housed in holder and magnetic circuit component, existing to raise one's voice
Vibration component vibrates under the active force of magnetic circuit component in device module, to reach the sounding effect of loud speaker module, but it is existing
During some loud speaker module uses, the damping fluctuation of vibration component is larger to be easy to cause damping imbalance, and then causes to raise
Vibration and sway occurs for sound device module, reduces the stability of product structure.
Utility model content
Based on this, the utility model provides a kind of loud speaker module of energy active balance damping fluctuation.
A kind of loud speaker module, including holder and the magnetic circuit component and vibration component that are housed in the holder, the magnetic
Road component includes middle pole plate, is set on the middle pole plate side wall ring plate, the magnet steel being connect with the middle pole plate and with
The magnetic cup of the magnet steel connection, the middle pole plate are equipped with recessed portion, and the outer ledge of the recessed portion extends to the middle pole
The outer ledge of plate is molded connection between the ring plate and the holder, the vibration component includes in sequentially connecting
Patch, vibrating diaphragm and voice coil, glued connection between the voice coil and the holder, the voice coil are equipped with lead, the holder it is interior
Wall, which is equipped with, holds Jiao Tai and spacing block set, and the spacing block set is central raised towards the holder, and the colloidal sol platform is backwards to institute
The side for stating holder is equipped with glue groove, and the end of the lead is set in the glue groove, and the glue groove is used for the lead
Gluing between the holder is connect.
Above-mentioned loud speaker module, passes through the design of the recessed portion so that the middle pole plate and magnetic circuit component part
Magnetic flux is relatively low, and to balance the imbalance in the vibration component course of work, and then effective balance damps fluctuation, prevents
The generation for having stopped the loud speaker module shaking phenomenon improves the stability of the loud speaker modular structure, passes through the appearance
The design of Jiao Tai and the glue groove effectively raise the stability of structure between the lead and the holder, effectively
It prevents the shaking of the lead or falls off, further improve the stability of the loud speaker modular structure.
Further, the side wall of the ring plate is equipped with multiple locating slots, and the locating slot is towards the ring pole
The medial recess of plate, the locating slot match with the spacing block set, and the quantity of the locating slot and the spacing block set
Quantity it is equal.
Further, the apex angle of the holder is equipped with pad, and one end of the pad is electrically connected with the lead, separately
One end is electrically connected with circuit board in external equipment.
Further, the side wall of the holder, which is equipped with, cuts slot, and the side wall for cutting slot and running through the holder is described
The end of lead is set in the cutting slot.
Further, the recessed portion is set on side or the adjacent both sides of the middle pole plate.
Further, the both ends of the recess cross section use plane, cambered surface or ramp structure.
Further, the ring plate is equipped with escape groove, and the middle part of the escape groove towards the ring plate is recessed
It falls into, the escape groove is used to avoid the winding displacement of the lead.
Further, postive stop baffle is additionally provided on the inner wall of the holder, the cross-sectional area of the postive stop baffle is more than institute
State the cross-sectional area of spacing block set.
Further, the magnetic cup is equipped with limited post, and the limited post is used for the limit of the magnet steel.
Description of the drawings
Fig. 1 is the structural schematic diagram for the loud speaker module that the utility model first embodiment provides；
Fig. 2 is the structural schematic diagram between holder and voice coil in Fig. 1；
Fig. 3 is the structural schematic diagram of middle pole plate in Fig. 2；
Fig. 4 is the cross section structure schematic diagram of middle pole plate in Fig. 3；
Fig. 5 is the structural schematic diagram between holder and ring plate in Fig. 2；
Fig. 6 is the structure schematic diagram of holder and ring plate in Fig. 5；
Fig. 7 is the structural schematic diagram at A in Fig. 5；
Fig. 8 is the cross section structure schematic diagram for the middle pole plate that the utility model second embodiment provides；
Fig. 9 is the cross section structure schematic diagram for the middle pole plate that the utility model 3rd embodiment provides；
Essential element symbol description
| Loud speaker module | 100 | Holder | 10 |
| Hold Jiao Tai | 101 | Spacing block set | 102 |
| Cut slot | 103 | Postive stop baffle | 104 |
| Middle pole plate | 20,20a, 20b | Recessed portion | 201 |
| First edge | 202 | Inside edge | 203 |
| Section end | 204 | Ring plate | 21 |
| Locating slot | 211 | Escape groove | 212 |
| Magnet steel | 22 | Magnetic cup | 23 |
| Middle patch | 30 | Vibrating diaphragm | 31 |
| Voice coil | 32 | Lead | 321 |
Following specific implementation mode will further illustrate the utility model in conjunction with above-mentioned attached drawing.
Specific implementation mode
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, below in conjunction with the accompanying drawings to this
The specific implementation mode of utility model is described in detail.Several embodiments of the utility model are given in attached drawing.But this
Utility model can be realized in many different forms, however it is not limited to embodiment described herein.On the contrary, providing these
The purpose of embodiment is to keep the disclosure to the utility model more thorough and comprehensive.
It should be noted that when element is referred to as " being fixedly arranged on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side ", "upper", "lower" and similar statement for illustrative purposes only, do not indicate or imply the indicated device or member
Part must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.Term " and or " used herein includes one or more relevant Listed Items
Any and all combinations.
It please refers to Fig.1 to Fig. 2, the utility model first embodiment provides a kind of loud speaker module 100, including 10 He of holder
Magnetic circuit component and the vibration component being housed in the holder 10, the magnetic circuit component includes middle pole plate 20, be set in it is described in
Ring plate 21, the magnet steel 22 being connect with the middle pole plate 20 on 20 side wall of pole plate and the magnetic cup being connect with the magnet steel 22
23, by the design of the vibration component and the magnetic circuit component, so as to effectively ensure the normal of the loud speaker module 100
Sounding effect.
Fig. 3 to Fig. 4 is please referred to, the middle pole plate 20 is equipped with recessed portion 201, and the outer ledge of the recessed portion 201 prolongs
Extend to the outer ledge of the middle pole plate 20, i.e. first edge 202 extends to the outer ledge of the middle pole plate 20, institute in Fig. 4
It states and is molded connection between ring plate 21 and the holder 10, and then effectively ensured the ring plate 21 and the holder
The stability of structure between 10.
Specifically, the both ends of the cross section of recessed portion 201 described in the present embodiment use planar structure, the i.e. middle sections Fig. 4 end
204 use L-shaped structure, so that the cross section of the recessed portion 201 is rectangle structure, further, the recessed portion 201 is set
In on the side of the middle pole plate 20 or adjacent both sides, and the height of the inside edge 203 of recessed portion 201 described in the present embodiment
Height of the degree less than or equal to the first edge 202.
Please refer to Fig.1 with Fig. 5 to Fig. 7, the vibration component includes the middle patch 30 sequentially connected, vibrating diaphragm 31 and voice coil 32,
Glued connection between the voice coil 32 and the holder 10, the voice coil 32 are equipped with lead 321, and the lead 321 is for protecting
Hinder the current transmission on the voice coil 32, and then improves the job stability of the loud speaker module 100, the holder 10
Inner wall, which is equipped with, holds glue platform 101 and spacing block set 102, and the spacing block set 102 is central raised towards the holder 10, passes through
The design of the spacing block set 102 effectively plays position-limiting action to the ring plate 21, and then improves the annular
The stability of structure between pole plate 21 and the holder 10, the colloidal sol platform are equipped with glue groove backwards to the side of the holder 10,
The end of the lead 321 is set in the glue groove, and the glue groove is used between the lead 321 and the holder 10
Gluing connection, and then effectively prevent the shaking of the lead 321 or the generation of obscission.
In the present embodiment, the side wall of the ring plate 21 is equipped with multiple locating slots 211,211 direction of the locating slot
The medial recess of the ring plate 21, the locating slot 211 match with the spacing block set 102, and the locating slot 211
Quantity it is equal with the quantity of the spacing block set 102, pass through the design of the locating slot 211 and the spacing block set 102, side
Injection molding positioning between the holder 10 and the ring plate 21, and then improve the life of the loud speaker module 100
Packaging efficiency is produced, the apex angle of the holder 10 is equipped with pad, and one end of the pad is electrically connected with the lead 321, separately
One end is electrically connected with circuit board in external equipment.
Specifically, the side wall of the holder 10, which is equipped with, cuts slot 103, the slot 103 that cuts is through the holder 10
The end of side wall, the lead 321 is set in the cutting slot 103, by the design for cutting slot 103, is facilitated to institute
State the trimming operation of 321 end of lead, the ring plate 21 is equipped with escape groove 212, and the escape groove 212 is towards the ring
The medial recess of shape pole plate 21, the escape groove 212 are used to avoid the winding displacement of the lead 321, and then effectively prevent institute
State the winding of lead 321.
Preferably, postive stop baffle 104, the cross-sectional area of the postive stop baffle 104 are additionally provided on the inner wall of the holder 10
More than the cross-sectional area of the spacing block set 102, by the design of the postive stop baffle 104, so that the holder 10 is further
Position limit is carried out to the ring plate 21, further improves structure between the holder 10 and the ring plate 21
Stability, the magnetic cup 23 is equipped with limited post, and the limited post is used for the limit of the magnet steel 22, and then has ensured described
The stability of structure between magnet steel 22 and the magnetic cup 23.
In the present embodiment, pass through the design of the recessed portion 201 so that the middle pole plate 20 and magnetic circuit component part
Magnetic flux is relatively low, and to balance the imbalance in the vibration component course of work, and then effective balance damps fluctuation, prevents
The generation for having stopped 100 shaking phenomenon of loud speaker module improves the stability of 100 structure of loud speaker module, passes through
The design for holding glue platform 101 and the glue groove, effectively raises structure between the lead 321 and the holder 10
Stability effectively prevents the shaking of the lead 321 or falls off, and further improves 100 structure of loud speaker module
Stability.
Referring to Fig. 8, the cross section structure schematic diagram of the middle pole plate 20a provided for the utility model second embodiment, this
The structure of two embodiments and first embodiment is more or less the same, and difference lies in the cross section of recessed portion 201 described in the present embodiment
Both ends use ramp structure, the i.e. middle sections Fig. 8 end 204 to use incline structure, so that the cross section of the recessed portion 201 is triangle
Shape structure.
In the present embodiment, pass through the design of the recessed portion 201 so that the middle pole plate 20a and magnetic circuit component office
Portion's magnetic flux is relatively low, and to balance the imbalance in the vibration component course of work, and then effective balance damps fluctuation,
Improve the stability of 100 structure of loud speaker module.
Referring to Fig. 9, the cross section structure schematic diagram of the middle pole plate 20b provided for the utility model 3rd embodiment, this
The structure of three embodiments and second embodiment is more or less the same, and difference lies in the cross section of recessed portion 201 described in the present embodiment
Both ends use globoidal structure, i.e. the middle sections Fig. 9 end 204 uses arcuate structure, so that fan-shaped cross section for the recessed portion 201
Structure.
In the present embodiment, pass through the design of the recessed portion 201 so that the middle pole plate 20b and magnetic circuit component office
Portion's magnetic flux is relatively low, and to balance the imbalance in the vibration component course of work, and then effective balance damps fluctuation,
Improve the stability of 100 structure of loud speaker module.
Above embodiment described the technical principle of the utility model, these descriptions are intended merely to explain the utility model
Principle, and it cannot be construed to the limitation of scope of protection of the utility model in any way.Based on the explanation herein, the skill of this field
Art personnel would not require any inventive effort other specific implementation modes that can associate the utility model, these modes are all
It will fall into the scope of protection of the utility model.
Claims (9)
1. a kind of loud speaker module, including holder exist with the magnetic circuit component and vibration component, feature being housed in the holder
In：The magnetic circuit component includes middle pole plate, is set on the middle pole plate side wall ring plate is connect with the middle pole plate
Magnet steel and the magnetic cup being connect with the magnet steel, the middle pole plate are equipped with recessed portion, and the outer ledge of the recessed portion extends to
The outer ledge of the middle pole plate, is molded connection between the ring plate and the holder, the vibration component includes sequentially
Middle patch, vibrating diaphragm and the voice coil of connection, glued connection between the voice coil and the holder, the voice coil is equipped with lead, described
The inner wall of holder, which is equipped with, holds Jiao Tai and spacing block set, and the spacing block set is central raised towards the holder, the appearance glue
Platform is equipped with glue groove backwards to the side of the holder, and the end of the lead is set in the glue groove, and the glue groove is used for
Glued connection between the lead and the holder.
2. loud speaker module according to claim 1, it is characterised in that：It is multiple fixed that the side wall of the ring plate is equipped with
Position slot, the locating slot is towards the medial recess of the ring plate, and the locating slot matches with the spacing block set, and institute
The quantity for stating locating slot is equal with the quantity of the spacing block set.
3. loud speaker module according to claim 1, it is characterised in that：The apex angle of the holder is equipped with pad, described
One end of pad is electrically connected with the lead, and the other end is electrically connected with circuit board in external equipment.
4. loud speaker module according to claim 1, it is characterised in that：The side wall of the holder, which is equipped with, cuts slot, institute
It states and cuts the side wall that slot runs through the holder, the end of the lead is set in the cutting slot.
5. loud speaker module according to claim 1, it is characterised in that：The recessed portion is set to the side of the middle pole plate
Or on adjacent both sides.
6. loud speaker module according to claim 1, it is characterised in that：The both ends of the recess cross section are using flat
Face, cambered surface or ramp structure.
7. loud speaker module according to claim 1, it is characterised in that：The ring plate is equipped with escape groove, described
Towards the medial recess of the ring plate, the escape groove is used to avoid the winding displacement of the lead escape groove.
8. loud speaker module according to claim 1, it is characterised in that：It is additionally provided with limiting block on the inner wall of the holder
Plate, the cross-sectional area of the postive stop baffle are more than the cross-sectional area of the spacing block set.
9. loud speaker module according to claim 1, it is characterised in that：The magnetic cup is equipped with limited post, the limit
Column is used for the limit of the magnet steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820315094.5U CN207968947U (en) | 2018-03-07 | 2018-03-07 | Loud speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820315094.5U CN207968947U (en) | 2018-03-07 | 2018-03-07 | Loud speaker module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207968947U true CN207968947U (en) | 2018-10-12 |
Family
ID=63741672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820315094.5U Active CN207968947U (en) | 2018-03-07 | 2018-03-07 | Loud speaker module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207968947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112584284A (en) * | 2020-12-25 | 2021-03-30 | 瑞声新能源发展(常州)有限公司科教城分公司 | Micro loudspeaker |
-
2018
- 2018-03-07 CN CN201820315094.5U patent/CN207968947U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112584284A (en) * | 2020-12-25 | 2021-03-30 | 瑞声新能源发展(常州)有限公司科教城分公司 | Micro loudspeaker |
| CN112584284B (en) * | 2020-12-25 | 2022-02-11 | 瑞声新能源发展(常州)有限公司科教城分公司 | Micro loudspeaker |
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