CN208353590U - Microphone device - Google Patents
Microphone device Download PDFInfo
- Publication number
- CN208353590U CN208353590U CN201820222225.5U CN201820222225U CN208353590U CN 208353590 U CN208353590 U CN 208353590U CN 201820222225 U CN201820222225 U CN 201820222225U CN 208353590 U CN208353590 U CN 208353590U
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- Prior art keywords
- clamping plate
- side wall
- microphone device
- frame
- wall
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Abstract
The utility model provides a kind of microphone device, including frame, and the frame includes side wall and is embedded the clamping plate for being fixed on the side wall；The clamping plate includes body part and is recessed the stage portion that is formed by the body part far from the side of the side wall；The one of the close clamping plate of the side wall is laterally away from the clamping plate direction and is recessed to form fixing groove and extend to form pressure wall to the stage portion direction, the shape of the fixing groove is matched with the shape of the clamping plate, and the clamping plate receiving is fixed in the fixing groove and the pressure wall pressure sets and is sticked in the stage portion.Compared with the relevant technologies, the microphone device high reliablity of the utility model.
Description
Technical field
The utility model relates to microphone device more particularly to a kind of microphone devices for applying to portable electronic product.
Background technique
During the fast development of the portable equipments such as mobile phone, people are more and more stronger to the Functional Requirement of product,
For microphone device as its important component, performance requirement is higher and higher.
The microphone device of the relevant technologies includes frame, the vibrational system and magnetic circuit system for being fixed on the frame.In order to increase
Add the volume of the magnetic circuit system to increase the acoustical behavior of microphone device, the structure of the frame minimizes, thus make be
The structural strength of the frame is restricted or even its intensity is unstable.Therefore, it is necessary to be molded clamping plate in the frame to increase
The structural strength of the strong frame.
However, in the related technology, the clamping plate is strip structure, after flush edge, with clamping plate injection molding, clamping plate
Waste material, due to external force, can generate crack at the clamping plate and the jointing edge of frame when breaking disconnected because of external force,
To influence the binding force of clamping plate and frame, and then the structural strength of the frame is influenced, so that the reliability of microphone device is not
It is good.
Therefore, it is necessary to provide a kind of new microphone device solution above-mentioned technical problem.
Utility model content
The purpose of the utility model is to overcome above-mentioned technical problems, provide a kind of microphone device of high reliablity.
To achieve the above object, the utility model provides a kind of microphone device, including frame, the frame include side wall and
It is embedded the clamping plate for being fixed on the side wall；The clamping plate includes body part and the side far from the side wall by the body part
Be recessed the stage portion formed；The one of the close clamping plate of the side wall is laterally away from the clamping plate direction and is recessed to form fixing groove
And pressure wall is extended to form to the stage portion direction, the shape of the fixing groove is matched with the shape of the clamping plate, the folder
Plate receiving is fixed in the fixing groove and the pressure wall pressure sets and is sticked in the stage portion.
Preferably, the clamping plate further includes by the outwardly extending convex wall of the body part, the stage portion and the convex wall
Positioned at described body part the same side.
Preferably, the convex wall includes two and is located at the two sides of the stage portion.
Preferably, the stepped portions are in the middle position of the body part.
Preferably, the clamping plate is made of stainless steel or carbon steel material.
Preferably, the frame is in rectangle, and the clamping plate includes two and be individually fixed in the frame be parallel to it
Two side walls of long axis.
Preferably, the side wall and the clamping plate are integrated injection molding.
Compared with prior art, in microphone device provided by the utility model, the side wall of the frame is embedded described in fixation
The clamping plate side is recessed to form stage portion by clamping plate with the side wall junction, and is formed pressure wall pressure in the side wall and set
In the stage portion, pressure is formed at the stage portion after side wall and clamping plate injection molding and sets fastening structure, breaks disconnected institute
When stating the waste material of clamping plate, crack will not be generated with the side wall junction in the side of the clamping plate so that the clamping plate with
The side wall bond strength is good, that is, effectively increases the structural strength of the frame, so that improve the microphone device can
By property.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is the schematic perspective view of the utility model microphone device；
Fig. 2 is the part isometric structural decomposition diagram of the utility model microphone device；
Fig. 3 is the frame of the utility model microphone device and the assembling schematic diagram of clamping plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiments are merely a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Please join shown in Fig. 1-3 simultaneously, the utility model provides a kind of microphone device 100, including frame 1, vibrational system 2,
Magnetic circuit system 3 and front cover 4.
The frame 1 includes side wall 11 and is embedded the clamping plate 12 for being fixed on the side wall 11.In present embodiment, the basin
Frame 1 surrounds main structure by the side wall 11, and the clamping plate 12 can be embedded at the top surface of the side wall 11, can also be embedded at described
The bottom surface of side wall 11, this be all it is feasible, purpose is provided to reinforce the structural strength of the frame 1.
The clamping plate 12 is integrated injection molding with the side wall 11.
The clamping plate 12 includes body part 121, being recessed by the side far from the side wall 11 of the body part 121 forms
Stage portion 122 and by the outwardly extending convex wall 123 of the body part 121, the stage portion 122 is located at the convex wall 123
The same side of the body part 121.
It should be noted that " being recessed the stage portion formed by the body part 121 far from the side of the side wall 11
In 122 ", " side far from the side wall 11 " refers to the side far from the vibrational system 2 of the body part 121.
More preferably, the stage portion 122 is located at the middle position of the body part 121, uniform force, so that stable structure
Property is strong.
The convex wall 123 includes two and is located at the two sides of the stage portion 122.The convex wall 123 is described
After clamping plate 12 is combined with the side wall 11 injection molding, the position for the extra clamping plate waste material of the clamping plate 12 that breaks is broken, when clamping plate waste material is broken
It has no progeny, the end face of the convex wall 123 is concordant with the lateral surface of the side wall 11.
In present embodiment, the clamping plate 12 is made of stainless steel or carbon steel material.Its intensity be greater than the side wall 11 and
It is frivolous.
The one of the close clamping plate 12 of the side wall 11 is laterally away from 12 direction of clamping plate and is recessed to form fixing groove
111, the bayonet 113 for extending to form pressure wall 112 to 122 direction of stage portion and cooperating with the convex wall 123.The fixation
The shape of slot 111 is matched with the shape of the clamping plate 12, and the receiving of clamping plate 12 is fixed in the fixing groove 111 and the pressure
The pressure of wall 112, which is set, is sticked in the stage portion 122, and the convex wall 123 is arranged in the bayonet 113.
Pressure, which is formed, both at the stage portion 122 after the side wall 11 is molded with the clamping plate 12 sets fastening structure,
When breaking the clamping plate waste material for the clamping plate 12 that breaks, split in will not being generated with 11 junction of side wall for the side of the clamping plate 12
Seam, so that the clamping plate 12 and 11 bond strength of side wall are good, that is, effectively increases the structural strength of the frame 1, thus
Improve the reliability of the microphone device 100.
In present embodiment, it is illustrated so that the frame 1 is in rectangular configuration.Then the side wall 11 is including four and common
Surround rectangular configuration.
The clamping plate 12 includes two and is individually fixed in two side walls for being parallel to its long axis of the frame 1
11.The symmetrical structure setting of the clamping plate 12 keeps the structural strength of the frame 1 more stable.
The vibrational system 2 and the magnetic circuit system 3 are fixedly supported to the side wall 11 of the frame 1, the vibration respectively
System 2 and the magnetic circuit system 3 generate electromagnetic field for driving 2 vibration sounding of vibrational system jointly.
The vibrational system 2 includes the vibrating diaphragm 21 for being fixed on the frame 1 and the sound for driving 21 vibration sounding of vibrating diaphragm
Circle 22.
The magnetic circuit system 3 includes being fixed on the magnetic yoke 31 of the frame 1 and being fixed on the main magnet steel 32 of the magnetic yoke 31
And secondary magnet steel 33.The pair magnet steel 33 is around the main magnet steel 32 and is spaced setting, forms magnetic gap (not labeled), the voice coil
22 plug and are suspended in the magnetic gap.
The lid of front cover 4, which sets to be fixed on the frame 1 and press, is set to the vibrating diaphragm 21, is used to form sounding channel.
Compared with prior art, in microphone device provided by the utility model, the side wall of the frame is embedded described in fixation
The clamping plate side is recessed to form stage portion by clamping plate with the side wall junction, and is formed pressure wall pressure in the side wall and set
In the stage portion, pressure is formed at the stage portion after side wall and clamping plate injection molding and sets fastening structure, breaks disconnected institute
When stating the waste material of clamping plate, crack will not be generated with the side wall junction in the side of the clamping plate so that the clamping plate with
The side wall bond strength is good, that is, effectively increases the structural strength of the frame, so that improve the microphone device can
By property.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other relevant technical fields, are also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of microphone device, including frame, the frame includes side wall and is embedded the clamping plate for being fixed on the side wall, feature
It is, the clamping plate includes body part and is recessed the stage portion that is formed by the body part far from the side of the side wall；Institute
State being laterally away from the clamping plate direction close to the one of the clamping plate and being recessed to form fixing groove and to the stage portion side for side wall
To pressure wall is extended to form, the shape of the fixing groove is matched with the shape of the clamping plate, and the clamping plate receiving is fixed on described solid
Determine in slot and the pressure wall pressure sets and is sticked in the stage portion.
2. microphone device according to claim 1, which is characterized in that the clamping plate further includes from the body part to extension
The convex wall stretched, the stage portion and the convex wall are located at described body part the same side.
3. microphone device according to claim 2, which is characterized in that the convex wall includes two and is located at described
The two sides in rank portion.
4. microphone device according to claim 1, which is characterized in that the stepped portions are in the interposition of the body part
It sets.
5. microphone device according to claim 1, which is characterized in that the clamping plate is made of stainless steel or carbon steel material.
6. microphone device according to claim 1, which is characterized in that the frame is in rectangle, and the clamping plate includes two
And it is individually fixed in two side walls for being parallel to its long axis of the frame.
7. microphone device according to claim 1, which is characterized in that the side wall is integrated with the clamping plate and is molded into
Type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222225.5U CN208353590U (en) | 2018-02-06 | 2018-02-06 | Microphone device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222225.5U CN208353590U (en) | 2018-02-06 | 2018-02-06 | Microphone device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208353590U true CN208353590U (en) | 2019-01-08 |
Family
ID=64874745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820222225.5U Active CN208353590U (en) | 2018-02-06 | 2018-02-06 | Microphone device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208353590U (en) |
-
2018
- 2018-02-06 CN CN201820222225.5U patent/CN208353590U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |