CN207070334U - Sound-producing device module - Google Patents
Sound-producing device module Download PDFInfo
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- CN207070334U CN207070334U CN201720762186.3U CN201720762186U CN207070334U CN 207070334 U CN207070334 U CN 207070334U CN 201720762186 U CN201720762186 U CN 201720762186U CN 207070334 U CN207070334 U CN 207070334U
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Abstract
It the utility model is related to a kind of sound-producing device module.The sound-producing device module can include：Sound-producing device component, sound-producing device component have the first contact and the second contact；Module casing, module casing are configurable for carrying sound-producing device component；Metallic conduction part, there is metallic conduction part first contact and second that is electrically connected to be electrically connected contact, the injection of metallic conduction part is fixed on inside module casing, first is electrically connected contact and second contact that is electrically connected exposes from module casing, first contact that is electrically connected is configured positioned at the position of neighbour first contact, and is formed and electrically connected with the first contact；Main circuit board, main circuit board are arranged on module casing, and main circuit board has the first signal tie point, secondary signal tie point, and the first signal tie point electrically connects with the second contact, and secondary signal tie point electrically connects with second contact that is electrically connected.A technical problem to be solved in the utility model is how to reduce the size of sound-producing device module.
Description
Technical field
The utility model belongs to electroacoustic transduction technical field, specifically, the utility model is related to a kind of sound-producing device module.
Background technology
In recent years, consumer electronics product is quickly grown, and smart mobile phone, tablet personal computer, Intelligent worn device turned into
The articles for daily use of consumer.Gradually stepped up with the application and performance requirement of this electronic product, those skilled in the art
Need to be improved all parts in electronic product, with the improved demand of conformability.
Sound-producing device module is the larger part that taken up space in electronic product, and sound-producing device module is generally in flat class
Rectangle structure, including module casing and sound-producing device monomer therein.Those skilled in the art attempt to reduce sound-producing device mould
The space that group occupies, for example, reducing the width of sound-producing device module, sound-producing device module is set to be intended to strip structure.The opposing party
Face, antenna is carried on some improved sound-producing devices, in order to enable the antenna to normal work, there is clearance zone around antenna
Domain.In general, antenna can be arranged on the outlet sound mouth region of sound-producing device module.This configuration mode requires sound-producing device mould
Sound-producing device monomer in group is far as possible from outlet sound mouth region, there is provided bigger empty regions.This structure configuration can increase
The width of sound-producing device.
So in the case where reaching acoustic performance requirements and setting up the requirement of other parts, the overall dimensions of sound-producing device and
Volume is difficult to reduce.The functional requirement of sound-producing device requires to form the relation mutually limited with size.
Therefore, it is necessary to the structure of sound-producing device is improved, before acoustical behavior or other functional requirements is ensured
Put, reduce volume, the size of sound-producing device as far as possible, to meet the size requirement to sound-producing device.
Utility model content
A purpose of the present utility model is to provide a kind of improved sound-producing device module.
According to one side of the present utility model, there is provided a kind of sound-producing device module, including：Sound-producing device component, institute
Stating sound-producing device component has the first contact and the second contact；
Module casing, the module casing are configurable for carrying the sound-producing device component；
There is first contact and second that is electrically connected to be electrically connected contact for metallic conduction part, the metallic conduction part, the metallic conduction
Part injection is fixed on inside the module casing, and described first is electrically connected contact and second contact that is electrically connected reveals from the module casing
Go out, described first contact that is electrically connected is configured positioned at the position of neighbour first contact, and is formed and be electrically connected with first contact
Connect；
Main circuit board, the main circuit board are arranged on the module casing, and the main circuit board connects with the first signal
Contact, secondary signal tie point, the first signal tie point electrically connect with second contact, the secondary signal tie point
Electrically connected with described second contact that is electrically connected.
Alternatively, the sound-producing device module also includes secondary circuit board, and the secondary circuit board connects first electricity respectively
Tie point and the first contact, the described first be electrically connected contact and the first contact is set to be formed and electrically connect.
Alternatively, the metallic conduction part is conducting strip, and seep through through hole is distributed with the conducting strip.
Alternatively, the module casing has relative the first side wall and second sidewall, is offered on the first side wall
Outlet sound mouth, the sound-producing device component are arranged on by the second sidewall, and the module casing, which also has, connects first side
Wall and the bottom wall of the second sidewall, the metallic conduction part are moulded in the bottom wall.
Alternatively, the module casing has relative the first side wall and second sidewall, is offered on the first side wall
Outlet sound mouth, the sound-producing device component are arranged on by the second sidewall, and the metallic conduction part is moulded in the second sidewall
In.
Alternatively, the bottom wall is located at the downside of the sound-producing device component, and the bottom wall is used to carry the sounding dress
Put component.
Alternatively, described second contact is electrically connected positioned at the position of neighbour second contact.
Alternatively, the main circuit board has outer contact, and the outer contact is configurable for electrically connecting with external equipment,
With by transmission of sound signals to the first signal tie point and/or secondary signal tie point.
Alternatively, the sound-producing device component has long side and short side, and first contact and the second contact are located at respectively
The both ends of the bearing of trend of the long side of the sound-producing device component, bearing of trend of the metallic conduction part along the long side prolong
Stretch, described first be electrically connected contact and second be electrically connected contact respectively positioned at the long side both ends outside.
Alternatively, the module casing includes upper casing and lower casing, and the upper casing is configured to be fastened on the lower casing,
The metallic conduction part injection is fixed in lower casing, and the sound-producing device component and main circuit board are arranged on the lower casing.
One of the present utility model has technical effect that metallic conduction part, which is moulded in module casing, to be effectively reduced
The size of sound-producing device module.
It is of the present utility model other by referring to the drawings to the detailed description of exemplary embodiment of the present utility model
Feature and its advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing of a part for constitution instruction describes embodiment of the present utility model, and uses together with the description
In explanation principle of the present utility model.
Fig. 1 is the overall explosive view of sound-producing device module provided by the utility model；
Fig. 2 is the part explosive view of sound-producing device module provided by the utility model；
Fig. 3 is the dimensional structure diagram of metallic conduction part provided by the utility model；
Fig. 4 is the assembling schematic diagram of the part of sound-producing device module provided by the utility model.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.It should be noted that：It is unless another
Illustrate outside, the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is unlimited
The scope of the utility model processed.
The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.
It may be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but in appropriate situation
Under, the technology and equipment should be considered as part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
The utility model provides a kind of sound-producing device module, and the sound-producing device module is relative to traditional sound-producing device mould
Group, circuit block have bypassed the region that inconvenience in traditional sense carries out circuit board trace, have eliminated most in module casing
The interior space for laying circuit board.This design sound-producing device module of the present utility model have can further reduce size can
Can property.Further, it disclosure satisfy that the size requirement to sound-producing device module in electronic product.
As shown in figure 1, the sound-producing device module includes sound-producing device component, module casing, metallic conduction part 3 and main electricity
Road plate 4.The module casing is used to carry the sound-producing device component 1, metallic conduction part 3 and main circuit board 4.The sounding
Device assembly 1 is arranged in the module casing, and sound-producing device component 1 has the first contact 11 and the second contact 12.Described
One contact 11 and the second contact 12 are used to coordinate with the circuit in sound-producing device module, are believed with receiving the sound of external equipment input
Number, so as to produce sound.
As shown in Figure 1, 2, the metallic conduction part 3 is used to conduct voice signal in sound-producing device module.The metal
There is electric-conductor 3 first contact 31 and second that is electrically connected to be electrically connected contact 32.Especially, the integral molded plastic of metallic conduction part 3 is fixed
Inside the module casing, i.e., in the wall of module casing.Only described first be electrically connected contact 31 and second be electrically connected contact 32 from
Expose on the surface of the module casing.In fig. 2, the part-structure of the module casing has made cutting processing, it is seen then that described
The major part of metallic conduction part 3 is formed on the inside of the module casing, is encapsulated by the material of module casing, only
Described first is electrically connected contact 31 and second contact 32 that is electrically connected exposes from the material of module casing.Wherein, first electrical connection
Point 31 is configured as positioned at the position of neighbour first contact 11, and can be formed and electrically connected with first contact 11.When
When sound-producing device component 1 is assemblied in module casing, the described first position for being electrically connected contact 31 can be placed exactly in described first
The side of contact 11, in order to form electrical connection between the two.Be electrically connected the particular location of contact for described first, and first touches
How point and first contact that is electrically connected form electrical connection, and the utility model is limited not to this.
The metallic conduction part is different from being traditionally used for the materials such as the flexible PCB of circuit trace, and the utility model is adopted
Metallic conduction part can directly injection molding inside module casing, make use of the thickness of module casing itself.It is and traditional
The material such as flexible PCB must be laid on the surface of module casing, so the space in module casing can be taken, so as to
Cause the size increase that module casing is overall.And structure improvement provided by the utility model can save this segment space, to subtract
Small size provides possibility.Generally, circuit board is laid in module casing to be needed to occupy the wide spaces of 1mm, and is used gold
Category electric-conductor is directly injection-moulded in the scheme in module casing, can reduce 1mm width.
The main circuit board 4 is also disposed on the module casing, and the main circuit board 4 has the first signal tie point 41
With secondary signal tie point 42, as shown in Fig. 1,2,4.The main circuit board 4 is used to draw the voice signal of external equipment conduction
Enter in the sound-producing device module.The first signal tie point 41 is formed with second contact 12 and electrically connected, and the second letter
Number tie point 42 contact 32 that is then electrically connected with described second is formed and electrically connected.So, the first signal tie point 41 passes through the second contact
12 electrically connect with the formation of sound-producing device component 1, and secondary signal tie point 42 then passes through the contact 11 of metallic conduction part 3 and first and hair
Acoustic device component 1 forms electrical connection.So, the main circuit board 4 can form circuit loop with sound-producing device component 1, so as to
Voice signal is delivered in sound-producing device component 1.
Sound-producing device module provided by the utility model is moulded in the configuration in module casing by metallic conduction part, saves
The space connected up in module casing, the overall dimensions of sound-producing device module can be significantly reduced.Especially, due in module
In saved space for connecting up, it is possible to set sound-producing device component is relative to the position away from module outlet sound mouth
Put, so as to reserve bigger empty regions between sound-producing device component and module outlet sound mouth.So, on sound-producing device module
The interference that the antenna of configuration is subject to is less, and the stability and unfailing performance of antenna access lifting.
Further, signal is turned on by metallic conduction part, flexibility is added for wire laying mode, for specific
Sound-producing device module structure, can be turned in different opening positions by the way of metallic conduction part, reduce electricity consumption
Road plate wiring.On the other hand, metallic conduction part is molded in module casing, can effectively avoid the injection of module casing from shrinking,
The defects that become second nature such as stress trace are produced, improve the structural reliability and yield of module casing itself.Moreover, metallic conduction part also can
Improve the rigidity and intensity of module casing.
Alternatively, as shown in Fig. 1,2,4, the sound-producing device module can also include secondary circuit board 5.The secondary circuit board
5 are used to connecting described first respectively and are electrically connected the contact 11 of contact 31 and first, as shown in Figure 2,4.In this embodiment, it is described
First be electrically connected contact 31 and the position of the first contact 11 it is contiguous, but be not directly contacted with and to form electrical connection, but by described
Secondary circuit board 5 forms electrical connection.Secondary circuit board 5 first be electrically connected between the contact 11 of contact 31 and first play to be formed electrical connection and
The effect of signal transduction, this structure design are provided convenience for the installation step of sound-producing device module.In other embodiment
In, it can also directly contact and formed by the way of electrical connection with the first contact using by first contact that is electrically connected.
Preferably, the metallic conduction part 3 can be conducting strip, as shown in Figure 3.The space that conducting strip takes is smaller,
In the wall of the relatively thin module casing of thickness, it can also be molded into conducting strip.Further increase metallic conduction part applies position
The flexibility ratio put.Moreover, seep through through hole can be distributed with the conducting strip, when conducting strip receives to be moulded in module casing
During technique, the injected plastics material of module casing can pass through seep through through hole, so as to which the injected plastics material of conducting strip both sides is connected into one
Rise.In such manner, it is possible to increase the overall construction intensity of module casing, will not occur potential point in the opening position for being molded with conducting strip
From risk.
The position that the utility model is not molded to the metallic conduction part limits, can be according to module casing
The demand of design feature or reality is selected.For example, the module casing can have relative the first side wall and second
Side wall, outlet sound mouth can be offered on the first side wall.The outlet sound mouth supplies sound caused by sound-producing device component to spread out of.It is special
Not, the sound-producing device component can be positioned close to the position of the second sidewall, such as be set directly at second sidewall
It is other.So, the position of sound-producing device component is tried one's best away from the outlet sound mouth, and the day in bigger region is provided on sound-producing device module
Line clearance zone.Further, the module casing, which also has, connects first ratio and the bottom wall of second sidewall, the metal
Electric-conductor can be moulded in the bottom wall, will not take the space in module casing, as shown in Figure 2.Preferably, the bottom wall
The downside of the sound-producing device component 1 can be located at, the bottom wall is then directly used in carrying institute sound-producing device component 1.This
In configuration mode, the module casing of the downside of the sound-producing device component is more utilized, and intensity gets a promotion.Improve
Space availability ratio and reliability.
Or it is similar with above-mentioned embodiment, the module casing has the first side wall being oppositely arranged and the second side
Wall, outlet sound mouth is offered on the first side wall.Sound-producing device component is arranged on by second sidewall.Especially, the metal is led
Electric part can be moulded in the second sidewall.Equally, the space for wiring can also be saved.
Preferably, as shown in Fig. 2 described second contact 32 that is electrically connected can be located at the position of neighbour second contact 12
Place.So, it is easy to configure the shape of the main circuit board 4, shortens the first signal tie point 41 and the second letter on main circuit board 4
The distance between number tie point 42, save space.The utility model is not intended to limit second contact that is electrically connected and neighbour must touched in second
Point, in other embodiments, both distances can be adjusted depending on actual conditions.
Alternatively, as shown in Fig. 1,2,4, there can be outer contact 43 on the main circuit board 4.The outer contact 43 by with
It is set to for being electrically connected with external equipment, transmission of sound signals to the first signal tie point 41 and/or secondary signal is connected
Point 42.After sound-producing device module assembles, assembled when in electronic product complete machine, the outer contact 43 can be with electronics
The signaling point joint of product complete machine, with conducted signal.The voice signal that sound-producing device component 1 receives is by main circuit board from institute
Outer contact 43 is stated to import.
Alternatively, the sound-producing device component 1 can have long side and short side, as shown in Figure 2.In the implementation shown in Fig. 2
In mode, the sound-producing device component 1 is in flat rectangular configuration.In this case, first contact 11 and second is touched
Point 12 is often positioned in two corner locations of sound-producing device component 1.In way 2, the first contact 11 and the second contact 12 difference position
At the both ends of the bearing of trend of the long side of component.Accordingly, the metallic conduction part 3 is then along the bearing of trend of the long side
Extension, and make first be electrically connected contact 31 and second be electrically connected contact 32 respectively positioned at the long side both ends outside.The metal
Electric-conductor 3 serves the wiring effect across sound-producing device component 1 in this embodiment, saves the space of large area,
Circuit board need not be laid again.In other embodiments, two contacts can also be located at the both ends of the short side of sound-producing device component,
The metallic conduction part can also play a part of across wiring.
Alternatively, as shown in figure 1, the module casing can include upper casing 21 and lower casing 22.The upper casing 21 can be detained
Close on lower casing 22, form overall, base closed shell.The sound-producing device component 1 and main circuit board 4 are arranged at institute
State on lower casing 22.Correspondingly, the metallic conduction part 3 is also molded and is fixed on inside the lower casing 22.In other embodiments,
Different module set shell body assemblage forms can also be configured according to specific module shape need.
Although some specific embodiments of the present utility model are described in detail by example, this area
It is to be understood by the skilled artisans that above example merely to illustrate, rather than in order to limit the scope of the utility model.This
Field it is to be understood by the skilled artisans that can not depart from the scope of the utility model and spirit in the case of, to above example
Modify.The scope of the utility model is defined by the following claims.
Claims (10)
- A kind of 1. sound-producing device module, it is characterised in that including：Sound-producing device component, the sound-producing device component have the first contact and the second contact；Module casing, the module casing are configurable for carrying the sound-producing device component；There is first contact and second that is electrically connected to be electrically connected contact for metallic conduction part, the metallic conduction part, the metallic conduction part note Modeling is fixed on inside the module casing, and described first is electrically connected contact and second contact that is electrically connected exposes from the module casing, Described first contact that is electrically connected is configured positioned at the position of neighbour first contact, and is formed and electrically connected with first contact；Main circuit board, the main circuit board are arranged on the module casing, the main circuit board have the first signal tie point, Secondary signal tie point, the first signal tie point electrically connect with second contact, the secondary signal tie point and institute State second be electrically connected contact electrical connection.
- 2. sound-producing device module according to claim 1, it is characterised in that the sound-producing device module also includes secondary circuit Plate, the secondary circuit board connect described first and are electrically connected contact and the first contact respectively, touch described first contact and first that is electrically connected Point forms electrical connection.
- 3. sound-producing device module according to claim 1, it is characterised in that the metallic conduction part is conducting strip, described Seep through through hole is distributed with conducting strip.
- 4. sound-producing device module according to claim 1, it is characterised in that the module casing has the first relative side Wall and second sidewall, outlet sound mouth is offered on the first side wall, the sound-producing device component is arranged on by the second sidewall, The module casing, which also has, connects the first side wall and the bottom wall of the second sidewall, and the metallic conduction part is moulded in institute State in bottom wall.
- 5. sound-producing device module according to claim 1, it is characterised in that the module casing has the first relative side Wall and second sidewall, outlet sound mouth is offered on the first side wall, the sound-producing device component is arranged on by the second sidewall, The metallic conduction part is moulded in the second sidewall.
- 6. sound-producing device module according to claim 4, it is characterised in that the bottom wall is located at the sound-producing device component Downside, the bottom wall be used for carry the sound-producing device component.
- 7. sound-producing device module according to claim 1, it is characterised in that described second is electrically connected contact positioned at neighbour described The position of second contact.
- 8. sound-producing device module according to claim 1, it is characterised in that the main circuit board has outer contact, described Outer contact is configurable for electrically connecting with external equipment, by transmission of sound signals to the first signal tie point and/or second Signal tie point.
- 9. sound-producing device module according to claim 1, it is characterised in that the sound-producing device component has long side and short Side, first contact and the second contact are located at the both ends of the bearing of trend of the long side of the sound-producing device component respectively, described Bearing of trend extension of the metallic conduction part along the long side, described first is electrically connected contact and second contact that is electrically connected is located at institute respectively State the outside at the both ends of long side.
- 10. sound-producing device module according to claim 1, it is characterised in that the module casing includes upper casing and lower casing, institute State upper casing to be configured to be fastened on the lower casing, the metallic conduction part injection is fixed in lower casing, the sound-producing device Component and main circuit board are arranged on the lower casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720762186.3U CN207070334U (en) | 2017-06-27 | 2017-06-27 | Sound-producing device module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720762186.3U CN207070334U (en) | 2017-06-27 | 2017-06-27 | Sound-producing device module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207070334U true CN207070334U (en) | 2018-03-02 |
Family
ID=61507168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720762186.3U Active CN207070334U (en) | 2017-06-27 | 2017-06-27 | Sound-producing device module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207070334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107222816A (en) * | 2017-06-27 | 2017-09-29 | 歌尔股份有限公司 | Sound-producing device module |
-
2017
- 2017-06-27 CN CN201720762186.3U patent/CN207070334U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107222816A (en) * | 2017-06-27 | 2017-09-29 | 歌尔股份有限公司 | Sound-producing device module |
| CN107222816B (en) * | 2017-06-27 | 2023-08-04 | 歌尔股份有限公司 | Sound production device module |
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