CN203181201U - Hand-held digital equipment structure with extensible sound cavity - Google Patents
Hand-held digital equipment structure with extensible sound cavity Download PDFInfo
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- CN203181201U CN203181201U CN 201320235826 CN201320235826U CN203181201U CN 203181201 U CN203181201 U CN 203181201U CN 201320235826 CN201320235826 CN 201320235826 CN 201320235826 U CN201320235826 U CN 201320235826U CN 203181201 U CN203181201 U CN 203181201U
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- sound chamber
- sound cavity
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Abstract
Disclosed in the utility model is a hand-held digital equipment structure with an extensible sound cavity, which belongs to the technical field of electronic equipment. The hand-held digital equipment structure comprises a loudspeaker, a PCB board, a sound cavity wall covering the PCB board, and a sound cavity sealing cover covering the PCB board. A sound cavity space is formed by enclosing of the sound cavity wall and the PCB board; and an opening is arranged at one end of the sound cavity wall. The loudspeaker is arranged in the sound cavity space and is electrically connected with the PCB board; and a sound emitting opening of the loudspeaker is oriented at the opening of the sound cavity wall and is tightly cooperated with and is connected with the opening. A through hole for selective sealing of the sound cavity sealing cover is arranged at the other end of the sound cavity wall; and the sound cavity sealing cover is abutted against the sound cavity wall by elastic elements. When the sound cavity is needed to be extended, the elastic elements are used to drive the sound cavity sealing cover to be opened, so that the through hole and the sound cavity space are communicated. Therefore, the sound cavity is extended and an objective of improvement of the music effect is achieved. Moreover, the structure with the compactness and diversified selection is beneficial to the market competition.
Description
Technical field
The utility model relates to technical field of electronic equipment, relates in particular to the hand-held digital device structure that a kind of tool can be expanded the sound chamber.
Background technology
The quality of audio amplifier tonequality and audio follows the size in loud speaker sound chamber that very large relation is arranged.The size in back sound chamber has tremendous influence to the low frequency part of sound, and the low frequency part of sound is strong to the tonequality influence.Back sound chamber is more big, and bass is just more outstanding, and subjective meeting thinks that sound is more melodious.Therefore, sound chamber, expansion back is to the integral sound effect effect of having greatly improved.And in recent years, the situation of utilize hand-held digital equipment such as notebook computer with sound chamber, mobile phone, walkman to converse, listen to music, carrying out acoustic processing is very general.For more easy to use, those hand-held digital equipment are made more and more littler, and the space in the sound chamber on the equipment also is restricted, so tonequality and audio are all very undesirable, and problems such as the ubiquity bass is unintelligible, louder volume distorsion.
The utility model content
The purpose of this utility model is to provide a kind of tool that can optimize audio can expand the hand-held digital device structure in sound chamber.
For achieving the above object, the hand-held digital device structure that the technical solution of the utility model can be expanded the sound chamber for a kind of tool is provided, comprise loud speaker, the pcb plate, lid is located at sound chamber wall and the sound chamber seal cover on the described pcb plate, described sound chamber wall and described pcb plate surround and form the sound cavity space, described sound chamber wall one end is offered opening, described loud speaker is arranged in the described sound cavity space and with described pcb plate and is electrically connected, the sound mouth of described loud speaker is closely connected towards the opening of described sound chamber wall and with this opening, the other end of described sound chamber wall offers the through hole for the seal cover selectivity sealing of described sound chamber, and described sound chamber seal cover is replaced on the wall of described sound chamber by flexible member; When needs expansion sound chamber, utilize described flexible member to drive described sound chamber seal cover and open, make through hole be communicated with the sound cavity space, so realize the expansion in sound chamber, reach the purpose that improves music effect.
Preferably, described flexible member is arranged in described sound cavity space, compact conformation.
Preferably, comprise that also described elastic controller is connected with described sound chamber seal cover for the flexible elastic controller of the described flexible member of control; Control the compression of described flexible member by described elastic controller, and then drive described sound chamber seal cover and open, make through hole be communicated with the sound cavity space, the expansion in realization sound chamber.
Preferably, the sound mouth periphery of described loud speaker is closely connected good sealing effect by the opening of sealed bolster and described sound chamber wall.
Preferably, be coated with magnetic conduction sheet on the opening of described sound chamber wall, eliminate, reduce, resist or the isolation interference of electromagnetic field, guarantee to play tonequality.
Preferably, be coated with Air Filter on the opening of described sound chamber wall, guarantee the useful life of loud speaker, also guarantee audio simultaneously.
Preferably, described sound chamber seal cover is provided with metal clips.
Compared with prior art, the utility model comprises loud speaker, the pcb plate, lid is located at sound chamber wall and the sound chamber seal cover on the described pcb plate, described sound chamber wall and described pcb plate surround and form the sound cavity space, described sound chamber wall one end is offered opening, described loud speaker is arranged in the described sound cavity space and is electrically connected with described pcb plate, the sound mouth of described loud speaker is closely connected towards the opening of described sound chamber wall and with this opening, the other end of described sound chamber wall offers the through hole for the seal cover selectivity sealing of described sound chamber, described sound chamber seal cover is replaced on the wall of described sound chamber by flexible member, when needs expansion sound chamber, utilizing described flexible member to drive described sound chamber seal cover opens, make through hole be communicated with the sound cavity space, so realize the expansion in sound chamber, reach the purpose that improves music effect, compact conformation is selected diversity, is conducive to market competition.
Description of drawings
Fig. 1 is plan structure schematic diagram of the present utility model.
Fig. 2 be among Fig. 1 A-A to generalized section.
Fig. 3 be among Fig. 1 B-B to generalized section.
Fig. 4 is use structural representation of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment.
Please refer to shown in Fig. 1～3, a kind of tool that the utility model provides can be expanded the hand-held digital device structure in sound chamber, comprise loud speaker 1, pcb plate 2, lid is located at the sound chamber wall 3 on the described pcb plate 2, sound chamber seal cover 4 and elastic controller (not shown), described sound chamber wall 3 surrounds with described pcb plate 2 and forms the sound cavity space, described sound chamber wall 3 one ends are offered opening 31, described loud speaker 1 is arranged in the described sound cavity space and with described pcb plate 2 and is electrically connected, the sound mouth of described loud speaker 1 is closely connected towards the opening 31 of described sound chamber wall 3 and with this opening 31, the other end of described sound chamber wall 3 offers the through hole 32 for the seal cover 4 selectivity sealing of described sound chamber, described sound chamber seal cover 4 is replaced on described sound chamber wall 3 by flexible member 5, described elastic controller is connected with described sound chamber seal cover 4, is used for the described flexible member 5 of control and stretches; When needs expansion sound chamber, control described flexible member 5 compressions by described elastic controller, and then drive described sound chamber seal cover 4 and open, make through hole 32 be communicated with the sound cavity space, realize the expansion in sound chamber, can be as shown in Figure 4, also be provided with expansion sound chamber wall 9 on described sound chamber wall 3, sound chamber wall 3 surrounds with expansion sound chamber wall 9 and forms expansion sound cavity space, when through hole 32 is communicated with the sound cavity space, expansion sound cavity space is connected with the sound cavity space, so reaches the purpose that improves music effect.Particularly, described flexible member 5 is arranged in described sound cavity space, compact conformation.
Preferably, the sound mouth periphery of described loud speaker 1 is closely connected good sealing effect by the opening 31 of described sealed bolster 6 and described sound chamber wall 3.
Preferably, be coated with magnetic conduction sheet 7 on the opening 31 of described sound chamber wall 3, eliminate, reduce, resist or the isolation interference of electromagnetic field, guarantee to play tonequality.Particularly, also be coated with Air Filter 8 on the opening 31 of described sound chamber wall 3, guarantee the useful life of loud speaker 1, also guarantee audio simultaneously.
Preferably, described sound chamber seal cover 4 is provided with metal clips 41, favourable user so is set sets up loud speaker 1 according to demand on described sound chamber seal cover 4, this loud speaker 1 is electrically connected with described pcb plate 2 by described metal clips 41, realizes that more perfectly tonequality is experienced.This metal clips 41 is can be in described sound chamber seal cover 4 in-molded or be fixed in by other means on the described sound chamber seal cover 4.
Compared with prior art, the utility model is by loud speaker 1, pcb plate 2, lid is located at sound chamber wall 3 and the sound chamber seal cover 4 on the described pcb plate 2, described sound chamber wall 3 surrounds with described pcb plate 2 and forms the sound cavity space, described sound chamber wall 3 one ends are offered opening 31, described loud speaker 1 is arranged in the described sound cavity space and is electrically connected with described pcb plate 2, the sound mouth of described loud speaker 1 is closely connected towards the opening 31 of described sound chamber wall 3 and with this opening 31, the other end of described sound chamber wall 3 offers the through hole 32 for the seal cover 4 selectivity sealing of described sound chamber, described sound chamber seal cover 4 is replaced on described sound chamber wall 3 by flexible member 5, when needs expansion sound chamber, utilize described flexible member 5 to make described sound chamber seal cover 4 open, through hole 32 is communicated with the sound cavity space, so realize the expansion in sound chamber, reach the purpose that improves music effect, compact conformation is selected diversity, is conducive to market competition.
Above disclosed only is preferred embodiment of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of doing according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (7)
1. a tool can be expanded the hand-held digital device structure in sound chamber, it is characterized in that: comprise loud speaker, the pcb plate, lid is located at sound chamber wall and the sound chamber seal cover on the described pcb plate, described sound chamber wall and described pcb plate surround and form the sound cavity space, described sound chamber wall one end is offered opening, described loud speaker is arranged in the described sound cavity space and with described pcb plate and is electrically connected, the sound mouth of described loud speaker is closely connected towards the opening of described sound chamber wall and with this opening, the other end of described sound chamber wall offers the through hole for the seal cover selectivity sealing of described sound chamber, and described sound chamber seal cover is replaced on the wall of described sound chamber by flexible member.
2. tool as claimed in claim 1 can be expanded the hand-held digital device structure in sound chamber, it is characterized in that: described flexible member is arranged in described sound cavity space.
3. tool as claimed in claim 1 can be expanded the hand-held digital device structure in sound chamber, it is characterized in that: comprise that also described elastic controller is connected with described sound chamber seal cover for the flexible elastic controller of the described flexible member of control.
4. tool as claimed in claim 1 can be expanded the hand-held digital device structure in sound chamber, it is characterized in that: the sound mouth periphery of described loud speaker is closely connected by the opening of sealed bolster and described sound chamber wall.
5. tool as claimed in claim 1 can be expanded the hand-held digital device structure in sound chamber, it is characterized in that: be coated with magnetic conduction sheet on the opening of described sound chamber wall.
6. tool as claimed in claim 1 can be expanded the hand-held digital device structure in sound chamber, it is characterized in that: be coated with Air Filter on the opening of described sound chamber wall.
7. tool as claimed in claim 1 can be expanded the hand-held digital device structure in sound chamber, it is characterized in that: described sound chamber seal cover is provided with metal clips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320235826 CN203181201U (en) | 2013-05-03 | 2013-05-03 | Hand-held digital equipment structure with extensible sound cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320235826 CN203181201U (en) | 2013-05-03 | 2013-05-03 | Hand-held digital equipment structure with extensible sound cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203181201U true CN203181201U (en) | 2013-09-04 |
Family
ID=49077853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320235826 Expired - Lifetime CN203181201U (en) | 2013-05-03 | 2013-05-03 | Hand-held digital equipment structure with extensible sound cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203181201U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578362A (en) * | 2016-03-16 | 2016-05-11 | 珠海格力电器股份有限公司 | Loudspeaker assembly and electronic equipment |
| CN108107520A (en) * | 2017-12-15 | 2018-06-01 | 四川天邑康和通信股份有限公司 | A kind of cable terminal box with observation window |
| CN108429948A (en) * | 2018-02-26 | 2018-08-21 | 广东欧珀移动通信有限公司 | Electronic building brick and electronic equipment |
| CN109951772A (en) * | 2018-12-25 | 2019-06-28 | 瑞声科技(新加坡)有限公司 | The electronic equipment of sounding device and the application sounding device |
| CN111586219A (en) * | 2020-05-14 | 2020-08-25 | 维沃移动通信有限公司 | Electronic device |
-
2013
- 2013-05-03 CN CN 201320235826 patent/CN203181201U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578362A (en) * | 2016-03-16 | 2016-05-11 | 珠海格力电器股份有限公司 | Loudspeaker assembly and electronic equipment |
| WO2017157001A1 (en) * | 2016-03-16 | 2017-09-21 | 珠海格力电器股份有限公司 | Loudspeaker assembly and electronic device |
| CN105578362B (en) * | 2016-03-16 | 2019-01-04 | 珠海格力电器股份有限公司 | Horn assembly and electronic equipment |
| CN108107520A (en) * | 2017-12-15 | 2018-06-01 | 四川天邑康和通信股份有限公司 | A kind of cable terminal box with observation window |
| CN108429948A (en) * | 2018-02-26 | 2018-08-21 | 广东欧珀移动通信有限公司 | Electronic building brick and electronic equipment |
| CN109951772A (en) * | 2018-12-25 | 2019-06-28 | 瑞声科技(新加坡)有限公司 | The electronic equipment of sounding device and the application sounding device |
| WO2020134457A1 (en) * | 2018-12-25 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Sound production device and electronic apparatus using sound production device |
| CN111586219A (en) * | 2020-05-14 | 2020-08-25 | 维沃移动通信有限公司 | Electronic device |
| CN111586219B (en) * | 2020-05-14 | 2021-06-08 | 维沃移动通信有限公司 | Electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130904 |
|
| CX01 | Expiry of patent term |