CN203691577U - Micro stereo - Google Patents
Micro stereo Download PDFInfo
- Publication number
- CN203691577U CN203691577U CN201320885012.8U CN201320885012U CN203691577U CN 203691577 U CN203691577 U CN 203691577U CN 201320885012 U CN201320885012 U CN 201320885012U CN 203691577 U CN203691577 U CN 203691577U
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- CN
- China
- Prior art keywords
- circuit board
- main circuit
- miniature acoustics
- button
- button circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a micro stereo, which comprises a shell and a circuit board fixed inside the shell, wherein the circuit board comprises a main circuit board and a key circuit board which adjusts the main circuit board; and the main circuit board is connected with the key circuit board by conductors and the shell comprises a lower shell which fixes the main circuit board and a middle shell which fixes the key circuit board. The circuit board has a split type, wherein the main circuit board is fixed in the lower shell, the key circuit board is fixed on the middle shell which gets in contact with the lower shell, the lower shell is disposed by adaptation to the main circuit board and the middle shell is disposed by adaptation to the key circuit board, so that shell volume is effectively reduced in comparison with setting of a circuit board; distance between the middle shell and the lower shell is short, the main circuit board is fixed inside the lower shell, and the key circuit board is fixed on the middle shell, so that length of a conductor between the main circuit plate and the key circuit plate can be shortened; and the main circuit board is fixed inside the lower shell, so that bottom weight of the micro stereo can be strengthened and gravity center of the micro stereo is reduced.
Description
Technical field
The utility model relates to sound equipment field, in particular, relates to a kind of Miniature acoustics.
Background technology
I have designed a kind of Miniature acoustics, comprise housing, am fixed on loudspeaker in housing, circuit board and provide the battery of power supply for Miniature acoustics; Described housing comprises upper casing, mesochite and back cover, loudspeaker are screwed on mesochite, on mesochite, be provided with the first annular projection of the described loudspeaker of ring, upper casing inwall is provided with the sealing ring being enclosed within on described the first annular projection, sealing ring is sealed in loudspeaker in the front sound chamber that forms sealing in Miniature acoustics, and sound chamber after forming between back cover and mesochite, Yu Houyin chamber, front sound chamber coordinates, thereby effectively improves the tonequality of the resonance effect raising Miniature acoustics of the supper bass of loudspeaker.Miniature acoustics has TF card playing function, radio function, computer playing function, and the switch of function key and the control Miniature acoustics operating state of corresponding functional module and each functional module of switching will be set on circuit board.This scheme is unexposed.Circuit board entirety is larger like this, can increase the volume of Miniature acoustics, is inconvenient to carry.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of Miniature acoustics that circuit board split is arranged.
The purpose of this utility model is achieved through the following technical solutions: a kind of Miniature acoustics, and comprise housing, be fixed on the circuit board of described enclosure interior, described circuit board comprises main circuit board and regulates the button circuit board of described main circuit board; Between described main circuit board and button circuit board, wire is connected, and described housing comprises the lower casing of fixing described main circuit board and the mesochite of fixing described button circuit board.
Preferably, on described button circuit board, be provided with the Pause key that can regulate the mode key of described Miniature acoustics, a upper bent key of controlling playback of songs order and next Qu Jian and control playback of songs order, described Pause key is on described between a bent key and next Qu Jian, described Miniature acoustics also comprises the button of controlling described button circuit board, is provided with the button that matches with described button and dodges hole on described mesochite; On described main circuit board, be provided with and control Miniature acoustics master switch, TF interface, USB charging inlet, audio input port, earphone interface and the radio antenna opening and close, in described lower casing, be provided with described master switch, TF interface, USB charging inlet, audio input port and earphone interface one to one switch dodge that hole is dodged in hole, TF, USB dodges hole, audio frequency input hole and earphone jack.This is the form that specifically arranges of main circuit board and button circuit board, short mode key and a upper bent key or the also volume of adjustable mini sound equipment of next bent key of pressing, and length can be switched music and radio function by mode key.
Preferably, described button circuit board is strip, is provided with the support that is used for fixing described button circuit board in described mesochite, and described button circuit board is stuck on described support; Described main circuit board is screwed in lower casing.This is main circuit board and the concrete fixed form of button circuit board in housing.
Preferably, described support comprises that the middle part that is arranged on described mesochite one side arranges two vertical projections that are parallel to each other that strip is dodged mouthful, and the distance between described two vertical projections equals the thickness of described button circuit board.This is the form that specifically arranges of support, as long as button circuit board is inserted in support and just can be fixed, easy and simple to handle.
Preferably, described support also comprise be arranged on described vertical protruding two ends and with the orthogonal baffle plate of described vertical projection.Button circuit board can not horizontally slip in support like this
Preferably, described Miniature acoustics also comprises battery, between described button circuit board and battery and described button circuit board and main circuit board, is connected by electric wire connecting junction, and the two ends of described button circuit board are respectively provided with an electric wire connecting junction; Described electric wire connecting junction is against respectively on described support.Electric wire connecting junction is against on support, and button circuit board is fixing more firm like this.
Preferably, the centre position, bottom of described button circuit board is provided with the first lightening hole of strip.Can alleviate the weight of button circuit board.
Preferably, the two ends at the top of described button circuit board are provided with the second lightening hole of strip.So also the weight in order to alleviate button circuit board.
Preferably, described support two ends are identical apart from the distance at described mesochite two ends.Arrange like this, in the time that button circuit board is fixed on mesochite, button circuit board is positioned at the centre position place of mesochite.
Preferably, described lower casing inside is provided with the first screw hole post that is used for fixing described main circuit board, is provided with the first screw hole matching with described the first screw hole post on described main circuit board.This is the fixing concrete mode of screw of main circuit board.
The utility model is owing to circuit board being adopted to split type setting, main circuit board is fixed in lower casing, button circuit board is fixed on the mesochite contacting with lower casing, lower casing adapts to main circuit board setting, mesochite adapts to button circuit board setting, has effectively reduced like this volume of housing compared to a circuit board is set; And the distance between mesochite and lower casing is short, main circuit board is fixed in lower casing, button circuit board is fixed on the length that can shorten the wire of main circuit board and button circuit board on mesochite; Main circuit board is fixed in lower casing, can also strengthens the weight of Miniature acoustics bottom, reduce the center of gravity of Miniature acoustics.
Accompanying drawing explanation
Fig. 1 is the fractionation schematic diagram of the Miniature acoustics of the utility model embodiment;
Fig. 2 is the button circuit board schematic diagram of the utility model embodiment;
Fig. 3 is the main circuit board schematic diagram of the utility model embodiment;
Fig. 4 is the mesochite schematic diagram of the utility model embodiment;
Fig. 5 is the main circuit board of the utility model embodiment fixing schematic diagram in lower casing;
Fig. 6 is the mesochite of the utility model embodiment and the assembling schematic diagram of lower casing, loudspeaker, main circuit board, button circuit board and battery.
Wherein: 1, upper casing; 2, mesochite; 21, support; 22, button is dodged hole; 23, sender; 24, first dodge hole; 25, the first annular projection; 3, lower casing; 4, loudspeaker; 5, speaker net; 6, battery; 7, main circuit board; 71, earphone interface; 72, USB charging inlet; 73, audio input port; 74, master switch; 75, TF interface; 76, radio antenna; 77, the first screw hole; 8, button circuit board; 81, mode key; 82, a upper bent key; 83, next Qu Jian; 84, Pause key; 9, button.
Embodiment
A kind of Miniature acoustics, comprises housing, is fixed on the circuit board of described enclosure interior, and described circuit board comprises main circuit board and regulates the button circuit board of described main circuit board; Between described main circuit board and button circuit board, wire is connected, and described housing comprises the lower casing of fixing described main circuit board and the mesochite of fixing described button circuit board.Circuit board is adopted to split type setting, main circuit board is fixed in lower casing, button circuit board is fixed on the mesochite contacting with lower casing, and lower casing adapts to main circuit board setting, mesochite adapts to button circuit board setting, has effectively reduced like this volume of housing compared to a circuit board is set; And the distance between mesochite and lower casing is short, main circuit board is fixed in lower casing, button circuit board is fixed on the length that can shorten the wire of main circuit board and button circuit board on mesochite; Main circuit board is fixed in lower casing, can also strengthens the weight of Miniature acoustics bottom, reduce the center of gravity of Miniature acoustics.
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
As shown in Figures 1 to 6, Miniature acoustics comprise housing, be fixed on loudspeaker 4 in housing, circuit board and provide the battery 6 of power supply for Miniature acoustics; Described housing comprises upper casing 1, mesochite 2 and lower casing 3, loudspeaker 4 are screwed on mesochite 2, on mesochite, be provided with for preventing that first of loudspeaker 4 from dodging hole 24 and ring first and dodge first annular projection 25 in hole 24, upper casing 1 inwall is provided with the sealing ring being enclosed within on described the first annular projection 25, sealing ring is sealed in loudspeaker 4 in the front sound chamber that forms sealing in Miniature acoustics, and sound chamber after forming between lower casing 3 and mesochite 2, Yu Houyin chamber, front sound chamber coordinates, thereby effectively improves the tonequality of the resonance effect raising Miniature acoustics of the supper bass of loudspeaker 4.Miniature acoustics has TF card playing function, radio function, computer playing function, and circuit board comprises being provided with controls the main circuit board 7 of master switch 74, TF interface 75, USB charging inlet 72, audio input port 73, earphone interface 71 and radio antenna 76 and the button circuit board 8 of adjusting main circuit board 7 that Miniature acoustics is opened and closed.Button circuit board 8 is provided with the Pause key 84 that can regulate the mode key 81 of Miniature acoustics, a upper bent key 82 of controlling playback of songs order and next bent key 83 and control playback of songs order, Pause key 84 is on described between a bent key 82 and next bent key 83, shortly press the volume that mode key 81 and a upper bent key 82 or next bent key 83 are gone back adjustable mini sound equipment, longly can switch music and radio function by mode key 81.
Between button circuit board 8 and battery 6 and button circuit board 8 and main circuit board 7, be connected by electric wire connecting junction, the two ends of button circuit board 8 are respectively provided with an electric wire connecting junction fixed part; Electric wire connecting junction fixed part is against respectively on support.Electric wire connecting junction fixed part is against on support, and button circuit board is fixing more firm like this.
As described in Figure 7, battery 6 is fixed between button circuit board 8 and the first annular projection 25.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, portion should be considered as belonging to protection range of the present utility model.
Claims (10)
1. a Miniature acoustics, comprises housing, is fixed on the circuit board of described enclosure interior, it is characterized in that, described circuit board comprises main circuit board and regulates the button circuit board of described main circuit board; Between described main circuit board and button circuit board, wire is connected, and described housing comprises the lower casing of fixing described main circuit board and the mesochite of fixing described button circuit board.
2. Miniature acoustics as claimed in claim 1, it is characterized in that, on described button circuit board, be provided with the Pause key that can regulate the mode key of described Miniature acoustics, a upper bent key of controlling playback of songs order and next Qu Jian and control playback of songs order, described Pause key is on described between a bent key and next Qu Jian, described Miniature acoustics also comprises the button of controlling described button circuit board, is provided with the button that matches with described button and dodges hole on described mesochite; On described main circuit board, be provided with and control Miniature acoustics master switch, TF interface, USB charging inlet, audio input port, earphone interface and the radio antenna opening and close, in described lower casing, be provided with described master switch, TF interface, USB charging inlet, audio input port and earphone interface one to one switch dodge that hole is dodged in hole, TF, USB dodges hole, audio frequency input hole and earphone jack.
3. Miniature acoustics as claimed in claim 1, is characterized in that, described button circuit board is strip, is provided with the support that is used for fixing described button circuit board in described mesochite, and described button circuit board is stuck on described support; Described main circuit board is screwed in lower casing.
4. Miniature acoustics as claimed in claim 3, it is characterized in that, described support comprises that the middle part that is arranged on described mesochite one side arranges two vertical projections that are parallel to each other that strip is dodged mouthful, and the distance between described two vertical projections equals the thickness of described button circuit board.
5. Miniature acoustics as claimed in claim 4, is characterized in that, described support also comprise be arranged on described vertical protruding two ends and with the orthogonal baffle plate of described vertical projection.
6. Miniature acoustics as claimed in claim 5, it is characterized in that, described Miniature acoustics also comprises battery, between described button circuit board and battery and described button circuit board and main circuit board, is connected by electric wire connecting junction, and the two ends of described button circuit board are respectively provided with an electric wire connecting junction; Described electric wire connecting junction is against respectively on described support.
7. Miniature acoustics as claimed in claim 6, is characterized in that, the centre position, bottom of described button circuit board is provided with the first lightening hole of strip.
8. Miniature acoustics as claimed in claim 6, is characterized in that, the two ends at the top of described button circuit board are provided with the second lightening hole of strip.
9. Miniature acoustics as claimed in claim 3, is characterized in that, described support two ends are identical apart from the distance at described mesochite two ends.
10. Miniature acoustics as claimed in claim 3, is characterized in that, described lower casing inside is provided with the first screw hole post that is used for fixing described main circuit board, is provided with the first screw hole matching with described the first screw hole post on described main circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885012.8U CN203691577U (en) | 2013-12-30 | 2013-12-30 | Micro stereo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885012.8U CN203691577U (en) | 2013-12-30 | 2013-12-30 | Micro stereo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203691577U true CN203691577U (en) | 2014-07-02 |
Family
ID=51013425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320885012.8U Expired - Fee Related CN203691577U (en) | 2013-12-30 | 2013-12-30 | Micro stereo |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203691577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015100666A1 (en) * | 2013-12-30 | 2015-07-09 | 刘骏涛 | Miniature audio electronic |
-
2013
- 2013-12-30 CN CN201320885012.8U patent/CN203691577U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015100666A1 (en) * | 2013-12-30 | 2015-07-09 | 刘骏涛 | Miniature audio electronic |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |