CN103151054A - Double-screen digital music player - Google Patents
Double-screen digital music player Download PDFInfo
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- CN103151054A CN103151054A CN2013100185535A CN201310018553A CN103151054A CN 103151054 A CN103151054 A CN 103151054A CN 2013100185535 A CN2013100185535 A CN 2013100185535A CN 201310018553 A CN201310018553 A CN 201310018553A CN 103151054 A CN103151054 A CN 103151054A
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- display screen
- housing
- digital music
- dual
- bayonet lock
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Abstract
The invention discloses a double-screen digital music player which comprises a shell body. A player body is arranged in the shell body. A first display screen, an audio file input port and an audio adjusting key group are arranged on the upper end face of the shell body. A second display screen, a power switch, a volume adjusting knob and a file switching knob are arranged on the front side of the shell body. The first display screen, the audio adjusting key group, the second display screen, the power switch, the volume adjusting knob and the file switching knob are all connected with the player body. The player body is connected with a display screen transfer switch which is respectively connected with the first display screen and the second display screen. The double-screen digital music player has the advantages of carrying out switching through the display screen transfer switch, and being suitable for professional users and common users, and strong in generality.
Description
Technical field
The present invention relates to a kind of digital music player, especially relate to a kind of dual-screen digital music player.
Background technology
The digital music player of specialty outside having basic playing function (selected songs and volume adjusting), also has multiple featured function, replays/re-reading and speed change modified tone etc. as multiple circulation, fragment.In order to realize above-mentioned multiple featured function, need to arrange various function key on the operating platform of digital music player, the operation more complicated can only be applicable to the professional, for non-professional domestic consumer, is difficult to grasp.
Summary of the invention
Technical matters to be solved by this invention is to provide and a kind ofly can be applicable to simultaneously professional user and domestic consumer, the dual-screen digital music player of highly versatile.
the present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of dual-screen digital music player, comprise housing, be provided with the player body in described housing, be provided with the first display screen on the upper surface of described housing, audio file input port and audio frequency regulating key group, the front side of described housing is provided with second display screen, power switch, volume adjustment knob and file switch knob, described the first display screen, described audio frequency regulating key group, described second display screen, described power switch, described volume adjustment knob be connected the file switch knob and all be connected with described player body, described player body is connected with the display screen change-over switch, described display screen change-over switch respectively with described the first display screen be connected second display screen and be connected.
Described audio frequency regulating key group comprises multiple circulation button, fragment replay/re-reading button and speed change modified tone button.
Described player body comprises embedded microprocessor, digital signal processor and power supply, described embedded microprocessor be connected digital signal processor and all be connected with described power supply, described embedded microprocessor is connected with described display screen change-over switch, described audio file input port comprises USB interface and SD card interface, described USB interface be connected the SD card interface and all be connected with described digital signal processor.
The upper surface of described housing is inner concavity, be connected with lighttight cover plate on the upper surface of described housing, described display screen change-over switch is light activated switch, when described cover plate covers on upper surface at described housing, described display screen change-over switch and light isolation, when described cover plate opens when separating with the upper surface of described housing, described display screen change-over switch contacts with light.
the two ends of the upper surface of described housing are fixedly installed respectively arc strip, be provided with the stopper slot of arc on described arc strip, one side of described stopper slot has successively a plurality of arc convex section that connects, form draw-in groove between every adjacent two arc convex sections, be provided with pedestal in described stopper slot, described pedestal is fixedly connected with described cover plate, be fixedly installed spring on described pedestal, be fixedly installed bayonet lock on described spring, described bayonet lock has curved end, the curved end of described bayonet lock and described arc convex section cooperatively interact, when described cover plate remains static, described bayonet lock is positioned at described draw-in groove described cover plate is supported, when rotating described cover plate, described bayonet lock and described arc convex section push mutually, this moment, spring was compressed, described bayonet lock moves in next draw-in groove along described arc convex section.
Described bayonet lock comprises cylindrical bottom portion and domed top, and described cylindrical bottom portion is fixedly connected with described spring, and described domed top and described arc convex section cooperatively interact.
Be provided with groove on described pedestal, described spring is fixedly installed in described groove.
The radian of described stopper slot is 90 degree～120 degree.
Be provided with screw hole on described arc strip, described arc strip be connected the upper surface of housing and be screwed connection.
compared with prior art, the first display screen and the audio frequency regulating key group that the invention has the advantages that setting consist of first operating platform, second display screen, volume adjustment knob and file switch knob consist of second operating platform, switch the first display screen and second display screen by the display screen change-over switch, when the professional user uses, can realize by the audio frequency regulating key group in first operating platform that specialization to music operates and passes through the first display screen shows relevant information, when domestic consumer uses, can choose and listen attentively to music and show relevant information by second display screen by second operating platform, be applicable to simultaneously professional user and domestic consumer, highly versatile,
When the upper surface of housing is inner concavity, be connected with lighttight cover plate on the upper surface of housing, the display screen change-over switch is light activated switch, when first operating platform of music player is in non-working condition, cover plate covers first operating platform, prevent on the one hand dust and to the maloperation of music player, on the other hand light activated switch and light isolated, the first display screen is closed; When needs use first operating platform of music player, cover plate to be opened and first operating platform can be revealed, this moment, light activated switch contacted with light, and the first display screen is opened;
When the two ends of the upper surface of housing are fixedly installed respectively arc strip, be provided with the stopper slot of arc on described arc strip, the bayonet lock cooperatively interact and arc convex section are set in stopper slot, when cover plate remained static, bayonet lock was positioned at draw-in groove cover plate is supported, when rotating plate, bayonet lock and arc convex section push mutually, this moment, spring was compressed, and bayonet lock moves in next draw-in groove along arc convex section, and is easy to operate;
When bayonet lock comprises cylindrical bottom portion and domed top, cylindrical bottom portion is fixedly connected with spring, domed top and arc convex section cooperatively interact, guarantee that bayonet lock can move smoothly along arc convex section on the one hand, can be not stuck, can guarantee on the other hand the strength of joint between spring and bayonet lock, prevent that bayonet lock and spring break away from;
Be provided with groove on pedestal, when spring is fixedly installed in groove, strengthened the strength of joint between spring and pedestal, improved the global reliability of audio player;
When the radian of stopper slot is 90 degree～120 when spending, convenient operation and good stability.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is circuit theory diagrams of the present invention;
Fig. 3 is the enlarged drawing of A part in Fig. 1;
Fig. 4 is the explosive view of B part in Fig. 3.
Embodiment
Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.
Embodiment: as shown in Figure 1, a kind of dual-screen digital music player, comprise housing 1, be provided with player body (not shown) in housing 1, be provided with the first display screen 2, audio file input port and audio frequency regulating key group 3 on the upper surface of housing 1, the front side of housing 1 is provided with second display screen 4, power switch 5, volume adjustment knob 6 and file switch knob 7, the first display screens 2, audio frequency regulating key group 3, second display screen 4, power switch 5, volume adjustment knob 6 and is connected with the file switch knob and all is connected with the player body; Audio frequency regulating key group 3 comprises multiple circulation button, fragment replay/re-reading button and speed change modified tone button; The player body is connected with display screen change-over switch 11, and display screen change-over switch 11 is connected with second display screen with the first display screen 2 respectively and is connected.
As shown in Figure 2, in the present embodiment, the player body comprises embedded microprocessor 8, digital signal processor 9 and power supply 10, embedded microprocessor 8 is connected with digital signal processor and all is connected with power supply 10, embedded microprocessor 8 is connected with display screen change-over switch 11, the audio file input port comprises usb 12 and SD card interface 13, and usb 12 is connected with the SD card interface and all is connected with digital signal processor 9.
In the present embodiment, the upper surface of housing 1 is inner concavity, be connected with lighttight cover plate 14 on the upper surface of housing 1, display screen change-over switch 11 is light activated switch, when cover plate 14 covers on the upper surface of housing 1, display screen change-over switch 11 and light isolation, when cover plate 14 opens when separating with the upper surface of housing 1, display screen change-over switch 11 contacts with light.
In the present embodiment, also be provided with wireless receiving transmitter module 16 in the player body, wireless receiving transmitter module 16 is connected with digital signal processor 9, and the front side of housing 1 is provided with radio communication window 17.
as shown in Fig. 3 and 4, in the present embodiment, the two ends of the upper surface of housing 1 are fixedly installed respectively arc strip 18, be provided with the stopper slot 19 of arc on arc strip 18, one side of stopper slot 19 has successively a plurality of arc convex section 20 that connects, form draw-in groove 21 between every adjacent two arc convex sections 20, be provided with pedestal 22 in stopper slot 19, pedestal 22 is fixedly connected with cover plate 14, be fixedly installed spring 23 on pedestal 22, be fixedly installed bayonet lock 24 on spring 23, bayonet lock 24 has curved end, the curved end of bayonet lock 24 and arc convex section 20 cooperatively interact, when cover plate 14 remains static, bayonet lock 24 is positioned at draw-in groove 21 cover plate 14 is supported, when rotating plate 14, bayonet lock 24 and 20 extruding mutually of arc convex section, this moment, spring 23 was compressed, bayonet lock 24 moves in next draw-in groove 21 along arc convex section 20.
In the present embodiment, bayonet lock 24 comprises cylindrical bottom portion 241 and domed top 242, and cylindrical bottom portion 241 is fixedly connected with spring 23, and domed top 242 cooperatively interacts with arc convex section 20; Be provided with groove 221 on pedestal 22, spring 23 is fixedly installed in groove 221; The radian of stopper slot 19 can be the arbitrary value in 90 degree～120 degree; Be provided with screw hole 181 on arc strip 18, the upper surface that arc strip 18 is connected with housing is screwed connection.
Claims (9)
1. dual-screen digital music player, comprise housing, be provided with the player body in described housing, it is characterized in that being provided with the first display screen on the upper surface of described housing, audio file input port and audio frequency regulating key group, the front side of described housing is provided with second display screen, power switch, volume adjustment knob and file switch knob, described the first display screen, described audio frequency regulating key group, described second display screen, described power switch, described volume adjustment knob be connected the file switch knob and all be connected with described player body, described player body is connected with the display screen change-over switch, described display screen change-over switch respectively with described the first display screen be connected second display screen and be connected.
2. a kind of dual-screen digital music player according to claim 1, is characterized in that described audio frequency regulating key group comprises multiple circulation button, fragment replay/re-reading button and speed change modified tone button.
3. a kind of dual-screen digital music player according to claim 1, it is characterized in that described player body comprises embedded microprocessor, digital signal processor and power supply, described embedded microprocessor be connected digital signal processor and all be connected with described power supply, described embedded microprocessor is connected with described display screen change-over switch, described audio file input port comprises USB interface and SD card interface, described USB interface be connected the SD card interface and all be connected with described digital signal processor.
4. a kind of dual-screen digital music player according to claim 3, the upper surface that it is characterized in that described housing is inner concavity, be connected with lighttight cover plate on the upper surface of described housing, described display screen change-over switch is light activated switch, when described cover plate covers on upper surface at described housing, the isolation of described display screen change-over switch and light, when described cover plate opens when separating with the upper surface of described housing, described display screen change-over switch contacts with light.
5. a kind of dual-screen digital music player according to claim 4, the two ends that it is characterized in that the upper surface of described housing are fixedly installed respectively arc strip, be provided with the stopper slot of arc on described arc strip, one side of described stopper slot has successively a plurality of arc convex section that connects, form draw-in groove between every adjacent two arc convex sections, be provided with pedestal in described stopper slot, described pedestal is fixedly connected with described cover plate, be fixedly installed spring on described pedestal, be fixedly installed bayonet lock on described spring, described bayonet lock has curved end, the curved end of described bayonet lock and described arc convex section cooperatively interact, when described cover plate remains static, described bayonet lock is positioned at described draw-in groove described cover plate is supported, when rotating described cover plate, described bayonet lock and described arc convex section push mutually, this moment, spring was compressed, described bayonet lock moves in next draw-in groove along described arc convex section.
6. a kind of dual-screen digital music player according to claim 5, it is characterized in that described bayonet lock comprises cylindrical bottom portion and domed top, described cylindrical bottom portion is fixedly connected with described spring, and described domed top and described arc convex section cooperatively interact.
7. according to claim 5 or 6 described a kind of dual-screen digital music players, is characterized in that being provided with groove on described pedestal, and described spring is fixedly installed in described groove.
8. according to claim 5 or 6 described a kind of dual-screen digital music players, the radian that it is characterized in that described stopper slot are 90 degree～120 degree.
9. according to claim 5 or 6 described a kind of dual-screen digital music players, is characterized in that being provided with screw hole on described arc strip, described arc strip be connected the upper surface of housing and be screwed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310018553.5A CN103151054B (en) | 2013-01-17 | 2013-01-17 | A kind of double-screen digital music player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310018553.5A CN103151054B (en) | 2013-01-17 | 2013-01-17 | A kind of double-screen digital music player |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103151054A true CN103151054A (en) | 2013-06-12 |
| CN103151054B CN103151054B (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310018553.5A Expired - Fee Related CN103151054B (en) | 2013-01-17 | 2013-01-17 | A kind of double-screen digital music player |
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| Country | Link |
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| CN (1) | CN103151054B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914586Y (en) * | 2005-11-21 | 2007-06-20 | 潘永勤 | Flip MP4 player with two screens |
| CN201716963U (en) * | 2009-12-30 | 2011-01-19 | 北京华旗随身数码股份有限公司 | Portable multimedia player with double screens |
| 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 |
-
2013
- 2013-01-17 CN CN201310018553.5A patent/CN103151054B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914586Y (en) * | 2005-11-21 | 2007-06-20 | 潘永勤 | Flip MP4 player with two screens |
| CN201716963U (en) * | 2009-12-30 | 2011-01-19 | 北京华旗随身数码股份有限公司 | Portable multimedia player with double screens |
| 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 |
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| Publication number | Publication date |
|---|---|
| CN103151054B (en) | 2015-10-28 |
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Granted publication date: 20151028 Termination date: 20180117 |