CN103871455A - MP3 (moving picture experts group audio layer-3) player - Google Patents
MP3 (moving picture experts group audio layer-3) player Download PDFInfo
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- CN103871455A CN103871455A CN201410074773.4A CN201410074773A CN103871455A CN 103871455 A CN103871455 A CN 103871455A CN 201410074773 A CN201410074773 A CN 201410074773A CN 103871455 A CN103871455 A CN 103871455A
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- circuit board
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Abstract
The invention discloses an MP3 (moving picture experts group audio layer-3) player. The MP3 player comprises a circuit board, a display screen electrically connected with the circuit board, and a shell of a rechargeable battery for supplying power to the circuit board, wherein a screw bore log used for fixing the circuit board is arranged in the shell; a screw bore matched with the screw bore log is formed in the circuit board; the circuit board is fixed in the shell through screws. According to the MP3 player, the circuit board is fixed in the shell through the screws, and the screws are firmly fixed, so that the circuit board can not shake in the shell, and then, normal use of the MP3 player is guaranteed.
Description
Technical field
The present invention relates to music player field, in particular, relate to a kind of MP3 player.
Background technology
I have designed a kind of MP3 player of the music of supporting multiple format, comprise housing, be fixed on display screen and chargeable battery that the circuit board of enclosure interior is electrically connected with described circuit board, circuit is provided with pushing switch and data line interface and the audio frequency delivery outlet of controlling electric power on/off on extremely: this MP3 player also has the function that text reading, phone directory, recording, radio reception, system arrange, and is also provided with the pressing key that switches MP3 difference in functionality, music order and sound size on circuit board simultaneously; Housing comprises the face-piece and the drain pan that are oppositely arranged and fixedly secure, circuit board corresponding housing arranges, and on housing, be provided with and pushing switch, data line interface and audio frequency delivery outlet and pressing key switch hole, data line socket, earphone jack and mobilizable button one to one, circuit board is adhesively fixed in housing by adhesive tape.This scheme is unexposed.But because circuit board is adhesively fixed in housing by adhesive tape, adhesive tape is adhesively fixed firm not, in the time of plug data line, earphone or gauge tap, easily make circuit board loosening, make loose contact.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of MP3 player that circuit board is fixedly secured.
The object of the invention is to be achieved through the following technical solutions: a kind of MP3 player, comprise the display screen that is provided with circuit board, be electrically connected with circuit board and provide the housing of the rechargeable battery of power supply for circuit board, in described housing, be provided with the screw hole post that is used for fixing circuit board, on described circuit board, be provided with the screw hole matching with screw hole post, described circuit board is screwed in housing.
Preferably, described housing comprises the face-piece and the back cover that are oppositely arranged, and described screw hole post is arranged on the inner side of described face-piece.Like this circuit board is screwed in face-piece.
Preferably, described screw hole post is provided with limiting platform, and described circuit board ends at described limiting platform place, and the diameter of described limiting platform is greater than the diameter of described screw hole.Screw hole post is inserted in screw hole and is screwed, and screw hole post, to circuit board with regard to limited location effect, prevents that circuit board from moving like this, and setting can make the fixing more firm of circuit board like this.
Preferably, described screw hole is two both sides that are separately positioned on circuit board.This is the concrete number of screw hole fixing between circuit board and face-piece, and corresponding screw hole post is also two, and two screws can firmly be fixed on circuit board in face-piece.
Preferably, described circuit board one end has been arranged side by side audio frequency delivery outlet and charging inlet, one end of described face-piece is provided with the charging jack and the earphone jack that match with audio frequency delivery outlet and charging inlet, described display screen is fixed on the other end of face-piece, is provided with the display screen that is less than described display screen and dodges hole on described face-piece.Arrange like this, display screen is fixed on to the other end of face-piece, face-piece just plays certain position-limiting action to display screen, is convenient to assembling.
Preferably, the edge that described display screen is dodged hole is provided with the depression adapting with described display screen.Arrange like this and can avoid the viewing area of display screen to contact with face-piece.
Preferably, described screw hole post equals the length of described display screen to the distance of the display screen stiff end of face-piece.Screw hole Du plays position-limiting action with the end of face-piece to display screen like this, after assembling, can in housing, not slide.
Preferably, described face-piece is also provided with the display screen limiting section of protrusion.This is for better fixing display screen.
Preferably, between described circuit board and display screen, be connected with flexible PCB, described circuit board and face-piece etc. are large to be arranged, and described circuit board is provided with the breach that is less than display screen corresponding to the position of display screen, and described battery is fixed on the back side of described display screen with glue.So fully and reasonably utilize space, can not cause housing larger because of wasting space.
The present invention is owing to screw, circuit board being screwed in housing, screw fixation, and circuit board just can not rock in housing like this, has ensured the normal use of MP3 player.
Brief description of the drawings
Fig. 1 is the fractionation schematic diagram of the MP3 player of the embodiment of the present invention;
Fig. 2 is the face-piece schematic internal view of the embodiment of the present invention;
Fig. 3 is the circuit board of the embodiment of the present invention and the combination schematic diagram of display screen;
Fig. 4 is the circuit board of the embodiment of the present invention and the combination schematic diagram of face-piece.
Wherein: 1, drain pan; 2, face-piece; 3, circuit board; 21, display screen is dodged hole; 22, display screen limiting section; 23, screw hole post; 24, earphone jack; 25, charging socket; 26. second dodge hole; 27, baffle plate; 28, button; 29, opening; 3, circuit board; 31, screw hole; 32, button; 33, pushing switch; 34, charging inlet; 35, audio frequency delivery outlet; 4, catch; 5, display screen; 6, push button; 7, battery.
Embodiment
A kind of MP3 player, comprise the display screen that is provided with circuit board, be electrically connected with circuit board and provide the housing of the rechargeable battery of power supply for circuit board, in described housing, be provided with the screw hole post that is used for fixing circuit board, on described circuit board, be provided with the screw hole matching with screw hole post, described circuit board is screwed in housing.The present invention is owing to screw, circuit board being screwed in housing, screw fixation, and circuit board just can not rock in housing like this, has ensured the normal use of MP3 player.
Below in conjunction with accompanying drawing and preferred embodiment, the invention will be further described.
As shown in Figures 1 to 4, MP3 player comprises the housing that is built-in with circuit board 3, display screen 5 and battery 7, and housing comprises drain pan 1 and the face-piece 2 relative with drain pan 1, and face-piece 2 is detachably fixing with drain pan 1.In face-piece 2, be provided with the screw hole post 23 that is used for fixing circuit board 3, on circuit board 3, be provided with the screw hole that matches with screw hole post 23.Screw hole is 31 to be two, is arranged on the both sides of circuit board 3, and corresponding screw hole post 23 is also two, and two screws can firmly be fixed on circuit board 3 in face-piece 2.Screw hole post 23 is provided with limiting platform, and circuit board 3 ends at limiting platform place, and the diameter of described limiting platform is greater than the diameter of described screw hole.Screw hole post is inserted in screw hole and is screwed, and screw hole post, to circuit board with regard to limited location effect, prevents that circuit board from moving like this, and setting can make the fixing more firm of circuit board like this.
One end of circuit board 3 is arranged side by side the charging inlet 34 of promising battery charging and the audio frequency delivery outlet 35 of plugged earphone, one end of face-piece 3 is provided with and audio frequency delivery outlet 35 and 34 mouthfuls of charging jacks 25 that match of charging and earphone jack 24, display screen 5 is fixed on the other end of face-piece 2, is provided with the display screen that is less than described display screen 5 and dodges hole 21 on face-piece 2.Viewing area for fear of display screen 5 contacts with face-piece 2, and the edge that display screen is dodged hole 21 is provided with the depression adapting with described display screen.
Screw hole post 23 equals the length of described display screen 5 to the distance of the display screen stiff end of face-piece 2.Screw hole post 23 plays position-limiting action with the end of face-piece 2 to display screen like this, after assembling, can in housing, not slide.For better fixing display screen, face-piece is also provided with the display screen limiting section 22 of protrusion.
This MP3 player has the functions such as music function, function of radio receiver, sound-recording function, phonetic function, system setting, text reading and phone directory, is provided with the button 32 that regulates MP3 on circuit board 3.Button 32 is arranged on the circuit board 3 between screw hole 31 and charging inlet 34 and audio frequency delivery outlet.Be provided with mobilizable button 28 in the button corresponding position of face-piece 2, be provided with the opening 29 of ring button 28 at the edge of button 28, button 28 just can be up and down.
One side of circuit board 3 is also provided with controls the battery pushing switch 33 of whether powering, and is respectively arranged with second dodging hole 26 and first and dodge hole of matching with pushing switch 33 on face-piece 2 and drain pan 1.MP3 player also comprises that one is enclosed within the push button 6 on pushing switch 33, is provided with the baffle plate 27 of fixing push button 6 at the second two ends of dodging hole 26.Between circuit board 3 and display screen 5, be connected with flexible PCB, circuit board 3 is provided with the breach that is less than display screen corresponding to the position of display screen, and battery 7 use glue are fixed on the back side of display screen 5.So fully and reasonably utilize space, can not cause housing larger because of wasting space.MP3 player also comprises that covering face-piece 2 is used for protecting the catch 4 of display screen 5.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, portion should be considered as belonging to protection scope of the present invention.
Claims (9)
1. a MP3 player, it is characterized in that, comprise the display screen that is provided with circuit board, be electrically connected with circuit board and provide the housing of the rechargeable battery of power supply for circuit board, in described housing, be provided with the screw hole post that is used for fixing circuit board, on described circuit board, be provided with the screw hole matching with screw hole post, described circuit board is screwed in housing.
2. MP3 player as claimed in claim 1, is characterized in that, described housing comprises the face-piece and the back cover that are oppositely arranged, and described screw hole post is arranged on the inner side of described face-piece.
3. MP3 player as claimed in claim 2, is characterized in that, described screw hole post is provided with limiting platform, and described circuit board ends at described limiting platform place, and the diameter of described limiting platform is greater than the diameter of described screw hole.
4. MP3 player as claimed in claim 3, is characterized in that, described screw hole is two both sides that are separately positioned on circuit board.
5. MP3 player as claimed in claim 2, it is characterized in that, described circuit board one end has been arranged side by side audio frequency delivery outlet and charging inlet, one end of described face-piece is provided with the charging jack and the earphone jack that match with audio frequency delivery outlet and charging inlet, described display screen is fixed on the other end of face-piece, is provided with the display screen that is less than described display screen and dodges hole on described face-piece.
6. MP3 player as claimed in claim 5, is characterized in that, the edge that described display screen is dodged hole is provided with the depression adapting with described display screen.
7. MP3 player as claimed in claim 6, is characterized in that, described screw hole post equals the length of described display screen to the distance of the display screen stiff end of face-piece.
8. MP3 player as claimed in claim 7, is characterized in that, described face-piece is also provided with the display screen limiting section of protrusion.
9. MP3 player as claimed in claim 7, it is characterized in that, between described circuit board and display screen, be connected with flexible PCB, described circuit board and face-piece etc. are large to be arranged, described circuit board is provided with the breach that is less than display screen corresponding to the position of display screen, described battery is fixed on the back side of described display screen with glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074773.4A CN103871455A (en) | 2014-02-28 | 2014-02-28 | MP3 (moving picture experts group audio layer-3) player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074773.4A CN103871455A (en) | 2014-02-28 | 2014-02-28 | MP3 (moving picture experts group audio layer-3) player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103871455A true CN103871455A (en) | 2014-06-18 |
Family
ID=50909906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410074773.4A Pending CN103871455A (en) | 2014-02-28 | 2014-02-28 | MP3 (moving picture experts group audio layer-3) player |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103871455A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015127675A1 (en) * | 2014-02-28 | 2015-09-03 | 刘骏涛 | Mp3 player |
| WO2015127676A1 (en) * | 2014-02-28 | 2015-09-03 | 刘骏涛 | Mp3 player |
Citations (9)
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| KR20090023872A (en) * | 2007-09-03 | 2009-03-06 | 김현주 | A usb jack ejection of one touch way and insertion device |
| CN201435221Y (en) * | 2009-04-30 | 2010-03-31 | 陈勇 | Music player |
| KR20100008705U (en) * | 2009-02-24 | 2010-09-02 | 오다현 | Ear phone jack having improved joint type |
| KR20110008135A (en) * | 2009-07-19 | 2011-01-26 | 이동원 | A equipment for a beautiful skin |
| CN201749691U (en) * | 2010-08-31 | 2011-02-16 | 李延 | Waterproof mp3 player |
| CN201796604U (en) * | 2010-09-27 | 2011-04-13 | 邓敏 | MP3 music player |
| CN203085170U (en) * | 2013-01-17 | 2013-07-24 | 宁波高新区百瑞音响科技有限公司 | Double-screen digital music player |
| CN103414966A (en) * | 2013-08-29 | 2013-11-27 | 刘骏涛 | Miniature sound box |
| CN203746431U (en) * | 2014-02-28 | 2014-07-30 | 刘骏涛 | MP3 player |
-
2014
- 2014-02-28 CN CN201410074773.4A patent/CN103871455A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090023872A (en) * | 2007-09-03 | 2009-03-06 | 김현주 | A usb jack ejection of one touch way and insertion device |
| KR20100008705U (en) * | 2009-02-24 | 2010-09-02 | 오다현 | Ear phone jack having improved joint type |
| CN201435221Y (en) * | 2009-04-30 | 2010-03-31 | 陈勇 | Music player |
| KR20110008135A (en) * | 2009-07-19 | 2011-01-26 | 이동원 | A equipment for a beautiful skin |
| CN201749691U (en) * | 2010-08-31 | 2011-02-16 | 李延 | Waterproof mp3 player |
| CN201796604U (en) * | 2010-09-27 | 2011-04-13 | 邓敏 | MP3 music player |
| CN203085170U (en) * | 2013-01-17 | 2013-07-24 | 宁波高新区百瑞音响科技有限公司 | Double-screen digital music player |
| CN103414966A (en) * | 2013-08-29 | 2013-11-27 | 刘骏涛 | Miniature sound box |
| CN203746431U (en) * | 2014-02-28 | 2014-07-30 | 刘骏涛 | MP3 player |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015127675A1 (en) * | 2014-02-28 | 2015-09-03 | 刘骏涛 | Mp3 player |
| WO2015127676A1 (en) * | 2014-02-28 | 2015-09-03 | 刘骏涛 | Mp3 player |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140618 |