CN206100427U - Loudspeaker unit - Google Patents
Loudspeaker unit Download PDFInfo
- Publication number
- CN206100427U CN206100427U CN201620990499.XU CN201620990499U CN206100427U CN 206100427 U CN206100427 U CN 206100427U CN 201620990499 U CN201620990499 U CN 201620990499U CN 206100427 U CN206100427 U CN 206100427U
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- voice coil
- heat
- layer
- vibrating diaphragm
- housing
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Abstract
The utility model relates to a loudspeaker unit. This loudspeaker unit includes: a housing. The vibration subassembly, the vibration subassembly includes vibrating diaphragm and voice coil loudspeaker voice coil, the vibrating diaphragm includes the elastic layer and sets up the heat -conducting layer of elastic layer downside, voice coil connection is in on the heat -conducting layer, the vibrating diaphragm the edge with casing fixed connection, magnetic circuit, magnetic circuit sets up inside the casing, the magnetic gap has among the magnetic circuit, the voice coil loudspeaker voice coil is located in the magnetic gap. The utility model discloses how a technical problem that will solve prevents that the heat that the speaker during operation produced from damaging the vibration subassembly.
Description
Technical field
This utility model belongs to loudspeaker techniques field, and specifically, this utility model is related to a kind of loudspeaker monomer.
Background technology
With the fast development of portable electric appts, the frivolous property and portability of micro speaker system it is also proposed
More strict requirements, on the other hand, also require that the power of Microspeaker is higher.This performance requirement causes the sound of speaker
Circle produces amount of heat, in narrow and small Microspeaker space, it is difficult to which the heat of quick diffusion is possible to vibrating diaphragm and voice coil loudspeaker voice coil
Produce impact.Vibrating diaphragm is directly connected to heat production source voice coil loudspeaker voice coil, and the high temperature that voice coil loudspeaker voice coil is produced easily makes diaphragm deformation, makes acoustical behavior be deteriorated.
Meanwhile, the glue between voice coil line easily melts in the case of a high temperature causes bonding force to decline, and loose wire risk easily occurs in voice coil loudspeaker voice coil, once
Voice coil loudspeaker voice coil loose wire, speaker system will be unable to normal work.
Heat dissipation problem in speaker system is always one of key factor of speaker stability, high-power in long-time
Under working condition, the heat dispersion of speaker system directly determines the unfailing performance of speaker.Some improved technical schemes
Also cannot effectively solving speaker system and voice coil loudspeaker voice coil heat dissipation problem, major part can only reduce input by improving use requirement
Power reduces speaker with the modes such as use time are reduced and produces amount of heat so that speaker is in use by compared with the day of one's doom
System, it is impossible to meet higher use demand.
Thus, it is necessary to be improved to the structure of Microspeaker, heat dispersion is improved, it is ensured that the work of speaker can
By property.
Utility model content
A purpose of the present utility model is to provide a kind of loudspeaker monomer with more preferable heat dispersion.
According to one side of the present utility model, there is provided a kind of loudspeaker monomer, including：
Housing；
Vibration component, the vibration component include vibrating diaphragm and voice coil loudspeaker voice coil, and the vibrating diaphragm includes elastic layer and is arranged on the bullet
Heat-conducting layer on the downside of property layer, the voice coil loudspeaker voice coil are connected on the heat-conducting layer, and the edge of the vibrating diaphragm is fixedly connected with the housing；
Magnetic circuit system, the magnetic circuit system are arranged on the enclosure interior, have magnetic gap in the magnetic circuit system, described
Voice coil loudspeaker voice coil is located in the magnetic gap.
Alternatively, the vibrating diaphragm also includes thermal insulation layer, the thermal insulation layer be arranged on the elastic layer and the heat-conducting layer it
Between.
Alternatively, the magnetic circuit system includes frame, centring magnet and center washer, and the frame has side wall, described
Between side wall and the centring magnet and center washer, space is magnetic gap, is provided with heat dissipating layer on the outer surface of the frame.
Alternatively, heat dissipating layer is provided with the inner surface of the housing.
Alternatively, the heat dissipating layer on the outer surface of the frame is contacted with the heat dissipating layer on the inner surface of the housing.
Alternatively, the housing has shell wall, and heat dissipating layer is coated with the inner surface of the shell wall, and the heat dissipating layer extends
To the top of the shell wall, the edge of the vibrating diaphragm is fixed on the top of the shell wall, scattered at the top of the heat-conducting layer and shell wall
Thermosphere is contacted.
Alternatively, the heat-conducting layer is made up of silicon grease material.
Alternatively, the thermal insulation layer is made up of carbon fibre material.
Alternatively, the heat dissipating layer is made up of silicon grease material.
Alternatively, the voice coil loudspeaker voice coil is bonded on the vibrating diaphragm, and the edge of the vibrating diaphragm is fixed with the case bonding.
One of the present utility model has technical effect that, the heat-conducting layer of vibrating diaphragm can form good in loudspeaker monomer
Internal heat dissipating condition.Improve the heat dispersion of loudspeaker monomer.
By detailed description referring to the drawings to exemplary embodiment of the present utility model, it is of the present utility model other
Feature and its advantage will be made apparent from.
Description of the drawings
The Description of Drawings embodiment of the present utility model of a part for description is constituted, and is used together with the description
In explanation principle of the present utility model.
Fig. 1 is the side sectional view of the vibration component that a kind of embodiment of this utility model is provided；
Fig. 2 is the partial enlarged drawing of Fig. 1；
Fig. 3 is the side sectional view of the vibration component that this utility model another embodiment is provided；
Fig. 4 is the partial enlarged drawing of Fig. 3；
Fig. 5 is the side, sectional portion figure of the loudspeaker monomer that a kind of embodiment of this utility model is provided；
Fig. 6 is the partial enlarged drawing of Fig. 5.
Specific embodiment
Describe various exemplary embodiments of the present utility model now with reference to accompanying drawing in detail.It should be noted that：Unless another
Illustrate outward, the part and the positioned opposite of step, numerical expression and numerical value for otherwise illustrating in these embodiments is not limited
Make scope of the present utility model.
It is illustrative below to the description only actually of at least one exemplary embodiment, never as to this practicality
New and its application or any restriction for using.
For technology and equipment known to person of ordinary skill in the relevant may be not discussed in detail, but in appropriate situation
Under, the technology and equipment should be considered a part for description.
In all examples of shown here and discussion, any occurrence should be construed as merely exemplary, and not
It is as restriction.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then which need not be further discussed in subsequent accompanying drawing.
This utility model provides a kind of loudspeaker monomer, housing, vibration component and magnetic circuit system.This utility model is to shaking
The structure of dynamic component is improved, and heat-conducting layer is additionally arranged on vibrating diaphragm, improves the heat dispersion of loudspeaker monomer, prevents from shaking
Film and voice coil loudspeaker voice coil heat damage.Specifically, the housing is used to carry vibration component and magnetic circuit system, the vibration component and magnetic circuit
System is arranged in the housing.As shown in Figure 1, 2, the vibration component includes vibrating diaphragm 21 and voice coil loudspeaker voice coil 22, and the vibrating diaphragm 21 is wrapped
Elastic layer 211 and heat-conducting layer 212 are included, the heat-conducting layer 212 is arranged on the downside of the elastic layer 211.The voice coil loudspeaker voice coil 22 and institute
The heat-conducting layer 212 for stating vibrating diaphragm 21 is fixedly connected.Further, the edge of the vibrating diaphragm 21 is fixed on housing 1, realizes vibration group
The assembling of part and housing 1.The magnetic circuit system is arranged on the inside of the housing 1, has magnetic gap, institute in the magnetic circuit system
The position for stating voice coil loudspeaker voice coil 22 is in the magnetic gap.
In loudspeaker monomer, voice coil loudspeaker voice coil is the part of work heat production most serious, and the heat-conducting layer can be effectively increased voice coil loudspeaker voice coil
Area of dissipation, voice coil loudspeaker voice coil internal heat is quickly transmitted to shell inner surface carries out large area radiating, and then makes heat from raising one's voice
Derive in device monomer.On the one hand, voice coil temperature can be effectively reduced, prevents the problems such as voice coil temperature is too high to occur loose wire, it is another
Aspect, can reduce the temperature of elastic layer and voice coil loudspeaker voice coil junction, reduce the risk of elastic layer temperature distortion.This utility model is provided
The vibrating diaphragm and loudspeaker monomer that are covered with heat-conducting layer there is more stable acoustical behavior.
In order to further prevent the elastic layer heat damage of vibrating diaphragm, in this utility model further embodiment, institute
Stating vibrating diaphragm 21 can also include thermal insulation layer 213, as shown in Figure 3,4.The thermal insulation layer 213 is arranged on the elastic layer 211 and institute
State between heat-conducting layer 212, the voice coil loudspeaker voice coil 22 is connected with the heat-conducting layer 212.So, when loudspeaker monomer works, it is described every
Thermosphere 213 can effectively completely cut off the heat of the generation of voice coil loudspeaker voice coil 22, reduce heat transfer as far as possible in elastic layer 211, so as to prevent bullet
Property 211 temperature distortion of layer.Still optionally further, the elastic layer can select to make using the material faster that conducts heat, so, one
Denier has heat transfer in elastic layer, and the elastic layer can quickly transfer heat to other regions, increases radiating efficiency, has
Help lower the temperature vibration component.
Still optionally further, in one embodiment, as shown in figure 5, the magnetic circuit system can include frame 31, in
Heart Magnet 32 and center washer 33.The frame 31 is placed in the housing 1, and the frame 31 has side wall 311, the side
Wall 311 extends from the bottom up of the frame 31.The centring magnet 32 is placed in the frame 31, the center washer
33 are placed on the centring magnet 32.Shape between the centring magnet 32 and the modeling of center China and the side wall 311 of the frame 31
Into space be magnetic gap.Especially, as shown in figure 5, heat dissipating layer 4 is provided with the outer surface of the frame 31.Due to frame
31 are generally made up of magnetic conductive metal, so the heat dissipating layer 4 being arranged in frame 31 can be effectively increased the heat-sinking capability of frame 31,
When voice coil loudspeaker voice coil 22 produces heat, heat together quickly can be derived by the frame 31 with heat dissipating layer 4.
Alternatively, on the basis of above-mentioned embodiment, heat dissipating layer 4 can also on the inner surface of the housing 1, be coated with.
For example, heat dissipating layer 4 can be coated with the inner bottom surface and/or medial surface of the housing 1.Heat dissipating layer 4 inside housing 1 can
Further conduct heat on housing 1, make housing 1 participate in radiating.
More preferably, in the embodiment shown in this utility model Fig. 5, heat dissipating layer on 31 outer surface of the frame 4 with
Heat dissipating layer 4 on the inner surface of the housing 1 contacts.Heat dissipating layer 4 has good heat conductivility, by connecing for heat dissipating layer 4
Touch, heat is easily quickly delivered on housing 1.
On the other hand, as shown in fig. 6, in a kind of optimum embodiment, the housing 1 has shell wall, the shell
Heat dissipating layer 4 is coated with the inner surface of wall, the heat dissipating layer 4 extends to the shell wall always from the bottom of the housing 1
Top.And the edge of the vibrating diaphragm 21 is then fixed on the tip position of the shell wall.So, the heat-conducting layer of the vibrating diaphragm 21
212 can be contacted with the heat dissipating layer 4 at the top of the shell wall.The heat dissipating layer 4 of 31 outer surface of the frame then with 1 inner surface of housing
Heat dissipating layer 4 is contacted.So, vibrating diaphragm 21 forms complete heat conduction via, the heat that voice coil loudspeaker voice coil 22 is produced with housing 1, magnetic circuit system
Can quickly be passed in the region of whole loudspeaker monomer by this heat conduction via, heat is made from 1 surface of housing, rear acoustic aperture
Shed Deng position.Heat dissipation problem in the loudspeaker monomer that this utility model is effectively solved, the loudspeaker monomer can be expired
Foot length time, the job requirement of high intensity, reduce the damage that vibration component is caused because of high temperature.Need explanation, it is above-mentioned with every
The vibrating diaphragm of thermosphere 213 can also be applied in several housings 1 of the above, frame 31 and be provided with the embodiment of heat dissipating layer 4, this reality
This is not limited with new.Several technical characteristics described in present embodiment, can combine and be arranged at a set of reality
Apply in scheme, those skilled in the art can be selected according to actual requirement.
Alternatively, the heat-conducting layer can be made using silicon grease material, on the one hand, silicon grease material has good heat conductivity
Can, it is ensured that heat sinking function；On the other hand, silicon grease material has certain elastic deformation ability, can be to strengthening vibrating diaphragm entirety
Damping characteristic, make speaker system that there is more preferable dynamic response and mapping.The heat-conducting layer can be multiple by bonding
The form of conjunction is combined with each other with the elastic layer.
For the thermal insulation layer in the vibrating diaphragm, this utility model is typically selected to have the material of good heat-insulated or heat-insulating property
Prepare.For example alternatively, the thermal insulation layer can be made up of carbon fibre material.Carbon fiber heat insulation layer can effectively completely cut off voice coil loudspeaker voice coil generation
High temperature, it is to avoid the elastic layer in vibrating diaphragm layer is heated, increase vibrating diaphragm stability.
In addition, the heat dissipating layer being arranged in frame and housing can also be made up of silicon grease material, equally with good biography
Hot property.But, this utility model is not intended to limit the heat dissipating layer and must be made up of silicon grease material, for example, it is also possible to only select
The heat dissipating layer, advantage of lower cost are formed not with elastically-deformable ability with good heat transfer capacity.
Although being described in detail to some specific embodiments of the present utility model by example, this area
It is to be understood by the skilled artisans that above example is merely to illustrate, rather than in order to limit scope of the present utility model.This
Field it is to be understood by the skilled artisans that can be in the case of without departing from scope and spirit of the present utility model, to above example
Modify.Scope of the present utility model is defined by the following claims.
Claims (10)
1. a kind of loudspeaker monomer, it is characterised in that include：
Housing (1)；
Vibration component, the vibration component include vibrating diaphragm (21) and voice coil loudspeaker voice coil (22), the vibrating diaphragm (21) including elastic layer (211) and
The heat-conducting layer (212) being arranged on the downside of the elastic layer (211), the voice coil loudspeaker voice coil (22) are connected on the heat-conducting layer (212), institute
The edge for stating vibrating diaphragm (21) is fixedly connected with the housing (1)；
Magnetic circuit system, the magnetic circuit system are arranged on the housing (1) inside, have magnetic gap in the magnetic circuit system, described
Voice coil loudspeaker voice coil (22) is in the magnetic gap.
2. loudspeaker monomer according to claim 1, it is characterised in that the vibrating diaphragm (21) also includes thermal insulation layer (213),
The thermal insulation layer (213) is arranged between the elastic layer (211) and the heat-conducting layer (212).
3. loudspeaker monomer according to claim 1, it is characterised in that the magnetic circuit system includes frame (31), center
Magnet (32) and center washer (33), the frame (31) is with side wall (311), the side wall (311) and the centring magnet
(32) space is magnetic gap and between center washer (33), is provided with heat dissipating layer (4) on the outer surface of the frame (31).
4. loudspeaker monomer according to claim 3, it is characterised in that be provided with the inner surface of the housing (1) scattered
Thermosphere (4).
5. loudspeaker monomer according to claim 4, it is characterised in that the heat dissipating layer on the outer surface of the frame (31)
(4) contact with the heat dissipating layer (4) on the inner surface of the housing (1).
6. loudspeaker monomer according to claim 4, it is characterised in that the housing (1) with shell wall, the shell wall
Heat dissipating layer (4) is coated with inner surface, the heat dissipating layer (4) extends to the top of the shell wall, the edge of the vibrating diaphragm (21)
The top of the shell wall is fixed on, the heat-conducting layer (212) is contacted with the heat dissipating layer (4) at the top of shell wall.
7. according to claim 1-6 one of arbitrarily described in loudspeaker monomer, it is characterised in that the heat-conducting layer (212) is by silicon
Fat material is made.
8. loudspeaker monomer according to claim 2, it is characterised in that the thermal insulation layer (213) is by carbon fibre material system
Into.
9. according to claim 3-6 one of arbitrarily described in loudspeaker monomer, it is characterised in that the heat dissipating layer (4) is by silicone grease
Material is made.
10. according to claim 1-6 one of arbitrarily described in loudspeaker monomer, it is characterised in that the voice coil loudspeaker voice coil (22) is bonded in
On the vibrating diaphragm (21), edge and the housing (1) of the vibrating diaphragm (21) are adhesively fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990499.XU CN206100427U (en) | 2016-08-30 | 2016-08-30 | Loudspeaker unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990499.XU CN206100427U (en) | 2016-08-30 | 2016-08-30 | Loudspeaker unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206100427U true CN206100427U (en) | 2017-04-12 |
Family
ID=58477117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620990499.XU Active CN206100427U (en) | 2016-08-30 | 2016-08-30 | Loudspeaker unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206100427U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108566592A (en) * | 2018-04-28 | 2018-09-21 | 歌尔股份有限公司 | Screen sound-producing device and electronic equipment |
| CN109151676A (en) * | 2018-11-09 | 2019-01-04 | 歌尔股份有限公司 | It is a kind of applied to the reinforcement part of the diaphragm of loudspeaker, vibrating diaphragm and loudspeaker |
| CN109151687A (en) * | 2018-11-09 | 2019-01-04 | 歌尔股份有限公司 | It is a kind of applied to the reinforcement part of the diaphragm of loudspeaker, vibrating diaphragm and loudspeaker |
| CN109451400A (en) * | 2018-11-09 | 2019-03-08 | 歌尔股份有限公司 | It is a kind of applied to the reinforcement part of the diaphragm of loudspeaker, vibrating diaphragm and loudspeaker |
| CN110996230A (en) * | 2019-12-20 | 2020-04-10 | 歌尔股份有限公司 | Speaker module and electronic equipment |
| CN111294713A (en) * | 2020-03-13 | 2020-06-16 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN111923524A (en) * | 2020-09-23 | 2020-11-13 | 歌尔股份有限公司 | Vibrating diaphragm and sound generating device |
| CN112312281A (en) * | 2019-07-30 | 2021-02-02 | 北京小米移动软件有限公司 | Vibrating diaphragm assembly, loudspeaker and terminal |
| CN109246553B (en) * | 2018-11-09 | 2021-03-30 | 歌尔股份有限公司 | Be applied to reinforcement portion and vibrating diaphragm of speaker vibrating diaphragm |
| WO2021120287A1 (en) * | 2019-12-18 | 2021-06-24 | 歌尔股份有限公司 | Sound production apparatus and electronic terminal |
-
2016
- 2016-08-30 CN CN201620990499.XU patent/CN206100427U/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108566592A (en) * | 2018-04-28 | 2018-09-21 | 歌尔股份有限公司 | Screen sound-producing device and electronic equipment |
| CN109151676A (en) * | 2018-11-09 | 2019-01-04 | 歌尔股份有限公司 | It is a kind of applied to the reinforcement part of the diaphragm of loudspeaker, vibrating diaphragm and loudspeaker |
| CN109151687A (en) * | 2018-11-09 | 2019-01-04 | 歌尔股份有限公司 | It is a kind of applied to the reinforcement part of the diaphragm of loudspeaker, vibrating diaphragm and loudspeaker |
| CN109451400A (en) * | 2018-11-09 | 2019-03-08 | 歌尔股份有限公司 | It is a kind of applied to the reinforcement part of the diaphragm of loudspeaker, vibrating diaphragm and loudspeaker |
| CN109451400B (en) * | 2018-11-09 | 2020-06-02 | 歌尔股份有限公司 | Be applied to reinforcement portion, vibrating diaphragm and speaker of speaker vibrating diaphragm |
| CN109151676B (en) * | 2018-11-09 | 2020-10-27 | 歌尔股份有限公司 | Be applied to reinforcement portion, vibrating diaphragm and speaker of speaker vibrating diaphragm |
| CN109151687B (en) * | 2018-11-09 | 2020-10-27 | 歌尔股份有限公司 | Be applied to reinforcement portion, vibrating diaphragm and speaker of speaker vibrating diaphragm |
| CN109246553B (en) * | 2018-11-09 | 2021-03-30 | 歌尔股份有限公司 | Be applied to reinforcement portion and vibrating diaphragm of speaker vibrating diaphragm |
| CN112312281A (en) * | 2019-07-30 | 2021-02-02 | 北京小米移动软件有限公司 | Vibrating diaphragm assembly, loudspeaker and terminal |
| WO2021120287A1 (en) * | 2019-12-18 | 2021-06-24 | 歌尔股份有限公司 | Sound production apparatus and electronic terminal |
| CN110996230A (en) * | 2019-12-20 | 2020-04-10 | 歌尔股份有限公司 | Speaker module and electronic equipment |
| WO2021120948A1 (en) * | 2019-12-20 | 2021-06-24 | 歌尔股份有限公司 | Loudspeaker module and electronic device |
| CN111294713A (en) * | 2020-03-13 | 2020-06-16 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN111923524A (en) * | 2020-09-23 | 2020-11-13 | 歌尔股份有限公司 | Vibrating diaphragm and sound generating device |
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