CN209642757U - Terminal device - Google Patents
Terminal device Download PDFInfo
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- CN209642757U CN209642757U CN201920805144.2U CN201920805144U CN209642757U CN 209642757 U CN209642757 U CN 209642757U CN 201920805144 U CN201920805144 U CN 201920805144U CN 209642757 U CN209642757 U CN 209642757U
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- chamber
- microphone device
- receiver
- terminal device
- upper cover
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Abstract
The utility model discloses a kind of terminal device, it includes microphone device (100) and shell (200), microphone device (100) setting is in the shell (200), the shell (200) has sound ante-chamber (A) and out sound back cavity (B) out for being located at the microphone device (100) two sides, the shell (200) offers dilatation chamber (C), and the dilatation chamber (C) is connected to sound back cavity (B) out.The microphone device that above scheme can solve current terminal device has that sound quality is poor at work.
Description
Technical field
The utility model relates to technical field of communication equipment more particularly to a kind of terminal devices.
Background technique
With the rapid development of communication technology, the function of terminal device (such as mobile phone) is stronger and stronger.In order to meet use
The growing demand in family, the screen size and battery capacity of terminal device sharply increase currently on the market, certainly, as terminal
The basic function of equipment, user are higher and higher to the pickup feature of terminal device, call function, the requirement of the tinkle of bells function.But
In view of portable performance, the package size of terminal device will receive limitation without unlimitedly increasing.How in terminal device
The more functional structure of more function element or design is integrated in interior limited space, is the weight of present terminal equipment design
Point.
In current terminal device, the side of receiver is provided with the first sound chamber, and terminal device generally includes receiver dress
Decorations cover, the first sound chamber be connected to the sound outlet hole of receiver Decorative Cover, the sound of receiver sending can pass sequentially through the first sound chamber with
Receiver Decorative Cover and be transmitted to except terminal device.In order to ensure the sound quality of receiver, the other side of receiver is usually arranged
There is the second sound chamber, the sound that receiver issues can leak into the inside of terminal device by the second sound chamber.
Be limited in the package size and terminal device of terminal device integrate function element it is more, current terminal is set
The small volume of standby the second interior sound chamber, the sound quality when receiver of current terminal device being caused to work is still poor, in turn
Cause terminal device complete machine audio-frequency test is more difficult to pass through, or even user can be made to have noise in call.Certainly, it is not limited to
Receiver, there is also identical problems for other microphone devices (such as loudspeaker) of terminal device.
Utility model content
The utility model discloses a kind of terminal device, exists at work to solve the microphone device of current terminal device
The poor problem of sound quality.
To solve the above-mentioned problems, the utility model adopts the following technical solutions:
A kind of terminal device, including microphone device and shell, the microphone device are arranged in the shell, the shell
Be located at the microphone device two sides go out sound ante-chamber and out sound back cavity, the shell offer dilatation chamber, the expansion
Cavity is connected to the sound back cavity out.
The technical solution adopted in the utility model can reach it is following the utility model has the advantages that
In terminal device disclosed by the utility model, shell, which has, is located at going out sound ante-chamber and going out for microphone device two sides
Sound back cavity, shell on itself by opening up dilatation chamber, so that dilatation chamber is connected to sound back cavity out, so as to increase indirectly
The volume of big sound back cavity out, and then can be improved the sound quality of microphone device.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model
Improper restriction.In the accompanying drawings:
Fig. 1 is the partial structure diagram of terminal device disclosed in the utility model embodiment.
Description of symbols:
100- microphone device, sounding mouth on front side of 110-, let out on rear side of 120- sound mouth,
200- shell, 210- receiver upper cover, 211- limit seam allowance, 220- telephone receiver bracket, 221- frame, 2211- connect
Connect hole, the second groove of 2212-, 2213- fitting groove, 230- structural ornament part, the first groove of 231-, 240- Decorative Cover,
300- Air Filter, 400- glue-line,
A- goes out sound ante-chamber, B- goes out sound back cavity, the sub- chamber of B1- first, the sub- chamber of B2- second, the sub- chamber of B3- third, C- dilatation chamber.
Specific embodiment
It is specific below in conjunction with the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Technical solutions of the utility model are clearly and completely described in embodiment and corresponding attached drawing.Obviously, described embodiment
It is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field
Those of ordinary skill's every other embodiment obtained without making creative work, belongs to the utility model
The range of protection.
Below in conjunction with attached drawing, technical solution disclosed in each embodiment of the utility model is described in detail.
Referring to FIG. 1, the utility model embodiment discloses a kind of terminal device, disclosed terminal device includes acoustical generator
Part 100 and shell 200.
Shell 200 is that microphone device 100 provides installation foundation, and microphone device 100 is arranged in shell 200.Shell 200 has
There are sound ante-chamber A out and out sound back cavity B, out sound ante-chamber A and sound back cavity B is located at the two sides of microphone device 100, microphone device out
The sound that 100 front side sounding mouth 110 issues, is able to enter out sound ante-chamber A, to be pierced by except shell 200；Acoustical generator
The rear side of part 100 lets out sound mouth 120, and sound is enabled to enter out in sound back cavity B.Sound ante-chamber A and sound back cavity B can out out
The sound issued for microphone device 100 is conducted, so as to improve the sound quality of microphone device 100.
Under normal conditions, sound ante-chamber A is located at the front side of microphone device 100 out, that is, microphone device 100 is closer to end
The side of the display screen of end equipment, and sound back cavity B is then located at the back side of microphone device 100 out, sound back cavity B is closer to terminal out
The battery cover of equipment.
In the utility model embodiment, shell 200 offers dilatation chamber C, and dilatation chamber C is connected to sound back cavity B out, so as to
Enough volumes for increasing sound back cavity B out indirectly.
In terminal device disclosed in the utility model embodiment, shell 200, which has, is located at 100 two sides of microphone device
Sound ante-chamber A and out sound back cavity B out, shell 200 on itself by opening up dilatation chamber C, so that dilatation chamber C and sound back cavity out
B connection, so as to increase the volume of sound back cavity B out indirectly, and then can be improved the sound quality of microphone device 100.
The type of microphone device 100 in terminal device is not unique, in the utility model embodiment, microphone device 100
It can be receiver, be also possible to loudspeaker.The utility model embodiment does not limit the specific type of microphone device 100.
As described above, shell 200 offers dilatation chamber C, that is to say, that improvement of the shell 200 by self structure, In
Under the premise of the package size for not influencing terminal device, the volume that sound back cavity B out to increase indirectly in new space is additionally created.In
There are many ways to dilatation chamber C is formed on shell 200, dilatation chamber C can also be provided with multiple positions of shell 200, this is practical
New embodiment does not limit setting position and the generation type of dilatation chamber C.
Certainly, the structure of shell 200 can there are many.In a kind of specific embodiment, shell 200 may include called
Device upper cover 210, telephone receiver bracket 220 and structural ornament part 230, receiver upper cover 210 are connected with telephone receiver bracket 220, sounding
Device 100 is arranged between receiver upper cover 210 and telephone receiver bracket 220.Between microphone device 100 and receiver upper cover 210
Form out sound ante-chamber A, can form out sound back cavity B between microphone device 100 and telephone receiver bracket 220, structural ornament part 230 with
At least one of receiver upper cover 210 and telephone receiver bracket 220 are connected and form dilatation chamber C therewith.The utility model is implemented
In example, receiver upper cover 210 can be the mainboard upper cover of terminal device, and telephone receiver bracket 220 can be the mainboard of terminal device
Lower cover, structural ornament part 230 can be the center of terminal device.Under normal conditions, structural ornament part 230 is relatively easy to form thicker
Structure, and then be easy to form dilatation chamber C and providing condition, while not influencing the thickness of terminal device.
Specifically, structural ornament part 230 can be connected with receiver upper cover 210 and form dilatation with receiver upper cover 210
Chamber C, structural ornament part 230 can also be connected with telephone receiver bracket 220 and form dilatation chamber C with telephone receiver bracket 220, certainly,
Structural ornament part 230 can also simultaneously be connected with telephone receiver bracket 220 and receiver upper cover 210, and with telephone receiver bracket 220
Dilatation chamber C is collectively formed with receiver upper cover 210.
Referring again to Fig. 1, telephone receiver bracket 220 may include frame 221, and receiver upper cover 210 can overlap fixation
On frame 221, structural ornament part 230 is fixed on the outside of frame 221, and frame 221 can be 210 He of receiver upper cover simultaneously
Structural ornament part 230 provides installation site.Structural ornament part 230 can offer the first groove towards the surface of frame 221
231, frame 221 and the first groove 231 form dilatation chamber C, and frame 221 can offer connecting hole 2211, and connecting hole 2211 connects
Logical dilatation chamber C and sound back cavity B out.It is such that the first groove 231 is opened up on structural ornament part 230, then pass through structural ornament part
230 modes docked with frame 221 form the mode of dilatation chamber C, so that the molding of dilatation chamber C is relatively simple, at the same time, side
Frame 221 is connected with structural ornament part 230, can ensure that shell 200 in the intensity of the part, therefore will not influence shell jointly
200 intensity.
In order to further increase the volume of dilatation chamber C, in more preferably scheme, frame 221 is towards structural ornament part
230 surface can offer the second groove 2212, and connecting hole 2211 can be provided with the bottom surface of the second groove 2212 and penetrate through
Frame 221.First groove 231 docks to form dilatation chamber C, in such cases, frame 221 and structural ornament with the second groove 2212
Part 230 offers the space for being used to form dilatation chamber C, can undoubtedly further increase the volume of dilatation chamber C, so as into
The sound quality of one step raising microphone device 100.
In the utility model embodiment, out the structure of sound back cavity B can there are many, specifically, sound back cavity B may include out
First sub- chamber B1, the second sub- chamber B2 and the sub- chamber B3 of third.100 shape of receiver upper cover 210, telephone receiver bracket 220 and microphone device
At the first sub- chamber B1, microphone device 100 and telephone receiver bracket 220 form the second sub- chamber B2, receiver upper cover 210 and receiver branch
Frame 220 can form the sub- chamber B3 of third, and the first sub- chamber B1 is connected to dilatation chamber C, and the sub- chamber B3 of third is located at microphone device 100 and deviates from
The side of first sub- chamber B1 and away from the direction of microphone device 100 extend, such structure is more readily formed large volume of
Sound back cavity B out ultimately facilitates the sound quality of optimization microphone device 100.
Structural ornament part 230 can by connecting and fixing, connector (such as threaded connector) is fixed etc. modes realize with
The connection of frame 221.Referring again to Fig. 1, in the preferred scheme, frame 221 can offer fitting groove 2213, structure dress
Gadget 230 can be fixed in fitting groove 2213.Specifically, structural ornament part 230 can be adhesively fixed on dress by glue-line 400
In slot allocation 2213.
Surface and structure in order to improve appearance property, in more preferably scheme, where the notch of fitting groove 2213
The outer surface of decoration 230 is respectively positioned in same curved surface, so that surface and structure where the notch of fitting groove 2213
The outer surface of decoration 230 is smoothly excessive.Specifically, surface and structural ornament part where the notch of fitting groove 2213
230 outer surface is located in same cambered surface.
In terminal device disclosed in the utility model embodiment, shell 200 can also include Decorative Cover 240, Decorative Cover 240
It is mounted in receiver upper cover 210, and Decorative Cover 240 and receiver upper cover 210 and microphone device 100 form out sound ante-chamber A,
Decorative Cover 240 have with the sound outlet hole that sound ante-chamber A be connected to out, microphone device 100 can by go out sound ante-chamber A and sound outlet hole realization
The sending of sound.Decorative Cover 240 can be improved the appearance property of terminal device.
In more preferably scheme, Air Filter 300 can be set between microphone device 100 and receiver upper cover 210,
Air Filter 300 is covered on the front side sounding mouth 110 of microphone device 100.Air Filter 300 can play dust-proof effect, in turn
It can be avoided dust to enter front side sounding mouth 110 and influence sound quality.
Specifically, Air Filter 300 can realize that assembly is fixed using various ways, it is called in more preferably scheme
Device upper cover 210 can have the limit seam allowance 211 towards the surface where the front side sounding mouth 110 of microphone device 100, Air Filter
300 are fixed between microphone device 100 and limit seam allowance 211, to realize the fixation of Air Filter 300.
Terminal device disclosed in the utility model embodiment can be smart phone, tablet computer, E-book reader, can
Wearable device (such as smartwatch) etc., the utility model embodiment do not limit the specific type of terminal device.
Emphasis describes the difference between each embodiment in the utility model foregoing embodiments, between each embodiment
As long as different optimization feature non-contradiction, can combine to form more preferably embodiment, it is contemplated that style of writing is succinct, this then no longer
It repeats.
The above description is only the embodiments of the present invention, is not intended to limit the utility model.For this field
For technical staff, various modifications and changes may be made to the present invention.All institutes within the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc. of work, should be included within the scope of the claims of the utility model.
Claims (10)
1. a kind of terminal device, which is characterized in that including microphone device (100) and shell (200), the microphone device (100)
Setting is in the shell (200), before the shell (200) has the sound out for being located at the microphone device (100) two sides
Chamber (A) and out sound back cavity (B), the shell (200) offer dilatation chamber (C), the dilatation chamber (C) and the sound back cavity out
(B) it is connected to.
2. terminal device according to claim 1, which is characterized in that the shell (200) includes receiver upper cover
(210), telephone receiver bracket (220) and structural ornament part (230), the receiver upper cover (210) and the telephone receiver bracket
(220) be connected, the microphone device (100) setting the receiver upper cover (210) and the telephone receiver bracket (220) it
Between, formation is described out sound ante-chamber (A) between the microphone device (100) and the receiver upper cover (210), the microphone device
(100) formed between the telephone receiver bracket (220) it is described go out sound back cavity (B), the structural ornament part (230) and it is described by
At least one of device upper cover (210) and the telephone receiver bracket (220) are talked about to be connected and form the dilatation chamber (C) therewith.
3. terminal device according to claim 2, which is characterized in that the telephone receiver bracket (220) includes frame
(221), receiver upper cover (210) overlap joint is fixed on the frame (221), and the structural ornament part (230) is fixed on
The surface in the outside of the frame (221), structural ornament part (230) towards the frame (221) offers the first groove
(231), the frame (221) and first groove (231) form the dilatation chamber (C), frame (221) company of offering
Connect hole (2211), the connecting hole (2211) be connected to the dilatation chamber (C) and it is described go out sound back cavity (B).
4. terminal device according to claim 3, which is characterized in that the frame (221) offers the second groove
(2212), the connecting hole (2211) is provided with the bottom surface of second groove (2212), and penetrates through the frame (221), institute
The first groove (231) is stated to dock to form the dilatation chamber (C) with second groove (2212).
5. terminal device according to claim 3, which is characterized in that it is described go out sound back cavity (B) include the first sub- chamber (B1),
Second sub- chamber (B2) and the sub- chamber of third (B3), the receiver upper cover (210), the telephone receiver bracket (220) and the sounding
Described in device (100) the formation first sub- chamber (B1), the microphone device (100) and the telephone receiver bracket (220) formation
Second sub- chamber (B2), the receiver upper cover (210) and the telephone receiver bracket (220) form the sub- chamber of third (B3), institute
It states the first sub- chamber (B1) to be connected to the dilatation chamber (C), the sub- chamber of third (B3) is located at the microphone device (100) away from institute
It states the side of the first sub- chamber (B1) and extends away from the direction of the microphone device (100).
6. terminal device according to claim 3, which is characterized in that the frame (221) offers fitting groove (2213),
The structural ornament part (230) is adhesively fixed in the fitting groove (2213), where the notch of the fitting groove (2213)
The outer surface of surface and the structural ornament part (230) is respectively positioned on same curved surface.
7. terminal device according to claim 2, which is characterized in that the shell (200) further includes Decorative Cover (240),
The Decorative Cover (240) be mounted on the receiver upper cover (210) and with the receiver upper cover (210) and the acoustical generator
Part (100) goes out sound ante-chamber (A) described in being formed, and the Decorative Cover (240) has and the sound outlet hole that sound ante-chamber (A) is connected to out.
8. terminal device according to claim 2, which is characterized in that on the microphone device (100) and the receiver
It is provided with Air Filter (300) between lid (210), the Air Filter (300) is covered on the front side sounding of the microphone device (100)
On mouth (110).
9. terminal device according to claim 8, which is characterized in that the receiver upper cover (210) has described in
The limit seam allowance (211) on the surface where the front side sounding mouth (110) of microphone device (100), the Air Filter (300) are solid
It is scheduled between the microphone device (100) and the limit seam allowance (211).
10. terminal device according to claim 1, which is characterized in that the microphone device (100) is receiver or loudspeaking
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920805144.2U CN209642757U (en) | 2019-05-30 | 2019-05-30 | Terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920805144.2U CN209642757U (en) | 2019-05-30 | 2019-05-30 | Terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209642757U true CN209642757U (en) | 2019-11-15 |
Family
ID=68498818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920805144.2U Active CN209642757U (en) | 2019-05-30 | 2019-05-30 | Terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209642757U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113923284A (en) * | 2021-10-14 | 2022-01-11 | 维沃移动通信有限公司 | Electronic device |
| CN113992774A (en) * | 2021-11-18 | 2022-01-28 | Oppo广东移动通信有限公司 | Mobile terminal |
| WO2022105684A1 (en) * | 2020-11-18 | 2022-05-27 | 维沃移动通信有限公司 | Electronic device |
-
2019
- 2019-05-30 CN CN201920805144.2U patent/CN209642757U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022105684A1 (en) * | 2020-11-18 | 2022-05-27 | 维沃移动通信有限公司 | Electronic device |
| CN113923284A (en) * | 2021-10-14 | 2022-01-11 | 维沃移动通信有限公司 | Electronic device |
| CN113923284B (en) * | 2021-10-14 | 2023-01-20 | 维沃移动通信有限公司 | Electronic device |
| CN113992774A (en) * | 2021-11-18 | 2022-01-28 | Oppo广东移动通信有限公司 | Mobile terminal |
| CN113992774B (en) * | 2021-11-18 | 2024-04-02 | Oppo广东移动通信有限公司 | Mobile terminal |
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| GR01 | Patent grant |