CN105119110A - Audio-video expansion device having power supply function - Google Patents
Audio-video expansion device having power supply function Download PDFInfo
- Publication number
- CN105119110A CN105119110A CN201510535400.7A CN201510535400A CN105119110A CN 105119110 A CN105119110 A CN 105119110A CN 201510535400 A CN201510535400 A CN 201510535400A CN 105119110 A CN105119110 A CN 105119110A
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- China
- Prior art keywords
- audio
- interface
- visual
- module
- power supply
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Emergency Protection Circuit Devices (AREA)
- Power Sources (AREA)
Abstract
The invention provides an audio-video expansion device having a power supply function, comprising a housing and a circuit board. The circuit board is at least provided with an audio-video expansion module and a voltage conversion module; the housing is provide with various audio-video expansion interfaces, at least one audio expansion interface and at least one device connection interface; the audio-video expansion interfaces and the device connection interface are electrically connected to the audio-video expansion module; the housing is provided with various power supply interfaces for supplying voltage; and the power supply interfaces are electrically connected to the voltage conversion module. The audio-video expansion device having the power supply function not only solves the charging needs of various electronic products, but also realizes the audio-video expansion function, and combines the audio-video expansion module with the multi-voltage-current conversion module to bring convenience to the user.
Description
Technical field
The present invention relates to electronic device field, particularly relate to a kind of audio-visual expanding unit with function of supplying power.
Background technology
Along with the continuous progress of nowadays science and technology, the intelligent terminal such as computer and mobile phone constantly universal, people for the audio-visual transmitting extended of its technology adjoint and multivoltage current conversion user demand frequently; But in existing technology, the expansion of audio-visual transmission and the technology of multivoltage current conversion are always as the use independently separated, and incident is exactly us to numerous and diverse helpless of the circuit of the various electronic equipment of routine office work desktop.
In summary, obviously there is inconvenience and defect in actual use in prior art, so be necessary to be improved.
Summary of the invention
For above-mentioned defect, the object of the present invention is to provide a kind of audio-visual expanding unit with function of supplying power, various electronic product charge requirement can not only be solved, audio-visual expanded function can also be realized, video/audio function expansion module and multivoltage current conversion module are combined to bring to user and use more easily.
To achieve these goals, the invention provides a kind of audio-visual expanding unit with function of supplying power, comprise shell and circuit board, described circuit board is at least provided with audio-visual expansion module and voltage transformation module; Described shell is also provided with multiple audio-visual expansion interface, at least one audio extension interface and at least one equipment connection interface, described audio-visual expansion interface, described audio extension interface and described equipment connection interface are electrically connected mutually with described audio-visual expansion module respectively; Described shell is provided with the power supply interface of multiple supply power voltage, and described power supply interface and described voltage transformation module are electrically connected mutually.
According to audio-visual expanding unit of the present invention, described audio-visual expansion interface comprises HDMI, DVI interface, USB interface, DP interface and/or MINIDP interface.
According to audio-visual expanding unit of the present invention, described audio extension interface comprises audio input interface and audio output interface.
According to audio-visual expanding unit of the present invention, described audio input interface is microphone, and described audio output interface is 3.5mm audio interface and/or lotus flower audio interface.
According to audio-visual expanding unit of the present invention, described power supply interface is the power supply interface of multiple direct voltage, and described direct voltage comprises 5V, 12V and/or 19V; And/or
Described power supply interface is USB interface.
According to audio-visual expanding unit of the present invention, described equipment connection interface is USB interface, Type-C interface and/or MINIDP interface.
According to audio-visual expanding unit of the present invention, described equipment connection interfacing device end, described audio-visual expansion interface connects video display devices, and described audio extension interface connects audio playing apparatus; Described video display devices and described audio playing apparatus are structure as a whole or separate existence.
According to audio-visual expanding unit of the present invention, described circuit board also comprises lightning-protection surge protection module, and the electric current of external power source enters described audio-visual expansion module and described voltage transformation module again after described lightning-protection surge protection module.
According to audio-visual expanding unit of the present invention, described circuit board is also provided with 220V jack module, described shell is provided with at least one socket, and described socket and described 220V jack module are electrically connected mutually; Described lightning-protection surge protection module is electrically connected mutually with described 220V jack module and described voltage transformation module respectively, and described 220V jack module and described audio-visual expansion module are electrically connected mutually.
According to audio-visual expanding unit of the present invention, described shell is provided with at least one article putting groove; And/or
The protective cover that described shell is provided with groove and matches with described groove shapes near each described socket, bottom and the described shell of described protective cover are rotatably connected; When described protective cover is placed in described groove, described protective cover covers described socket; When described protective cover departs from described groove, expose described socket.
The audio-visual expanding unit that the present invention has function of supplying power comprises shell and circuit board, described circuit board is at least provided with audio-visual expansion module and voltage transformation module, multiple audio-visual expansion interface, audio extension interface and equipment connection interface on described audio-visual expansion module and shell are electrically connected, to provide multiple audio-visual expanded function; Multiple charging inlet on described voltage transformation module and shell is electrically connected, to provide the charge function of multiple voltage and electric current.Whereby, the present invention can not only realize multiple audio-visual expanded function, and the charge requirement of different voltage and currents of various electronic product can be solved, a kind of audio-visual expansion center with audio-visual transmission and multiple voltage electric current is combined to form by the function of supplying power of multiple voltage and electric current and omnibearing audio-visual expanded function, the power supply of the nearly all electronic product of one-stop solution and audio-visual expansion, convenient for users.
Accompanying drawing explanation
Fig. 1 is that the present invention preferably has one of stereogram of the audio-visual expanding unit of function of supplying power;
Fig. 2 is the stereogram two that the present invention preferably has the audio-visual expanding unit of function of supplying power;
Fig. 3 is the circuit board theory diagram that the present invention preferably has the audio-visual expanding unit of function of supplying power.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in FIG. 1 to 3, the audio-visual expanding unit 100 that the present invention has function of supplying power comprises shell 10 and circuit board 20, and described circuit board 20 is at least provided with audio-visual expansion module 22 and voltage transformation module 21; Described shell 10 is also provided with multiple audio-visual expansion interface 30, at least one audio extension interface 40 and at least one equipment connection interface 50, described audio-visual expansion interface 30, audio extension interface 40 and equipment connection interface 50 are electrically connected mutually with audio-visual expansion module 22 respectively, think that various electronic equipment provides audio-visual expanded function; Described shell 10 is provided with the power supply interface 60 of multiple supply power voltage, and power supply interface 60 and voltage transformation module 21 are electrically connected mutually, think that various electronic equipment provides the charge function of multiple voltage and electric current.
The present invention, by video/audio function expansion is combined to one piece with multiple voltage current conversion, forms a kind of audio-visual expanding unit can with function of supplying power.Well these two functions are combined to one piece, PC (PersonalComputer is given on desk, PC) end provide a multi-screen expansion jockey and audio extension function, and can also PC be given, mobile phone and dull and stereotyped etc. moves electro-kinetic device provides a power supply interface, makes user in routine use, become more convenient.
Preferably, circuit board 20 also comprises lightning-protection surge protection module 23, and the electric current of external power source enters voltage transformation module 21 and audio-visual expansion module 22 again after lightning-protection surge protection module 23, and described external power source is preferably 220V civil power.Lightning-protection surge protection module 23 can prevent thunderstorm weather from damaging voltage transformation module 21 and audio-visual expansion module 22; when producing suddenly peak current or voltage because of extraneous interference in electric loop or communication line; lightning-protection surge protection module 23 can be shunted within the extremely short time in conducting, thus avoids surge to the infringement of other equipment in loop.Described circuit board 20 is also provided with 220V jack module 24, and shell 10 is provided with at least one socket 11, and socket 11 and 220V jack module 24 are electrically connected, mutually for providing 220V power voltage supply for electronic equipment; Lightning-protection surge protection module 23 is electrically connected mutually with 220V jack module 24 and voltage transformation module 21 respectively, and 220V jack module 24 and audio-visual expansion module 22 are electrically connected mutually.Whereby, lightning-protection surge protection module 23 can prevent thunderstorm weather from damaging voltage transformation module 21, audio-visual expansion module 22 and 220V jack module 24.
Circuit board 20 of the present invention is preferably by multiple PCBA (PrintedCircuitBoardAssembly; circuit board assembly) module or combining form PCBA formed; electricity is connect by 220V; first by lightning-protection surge protection module 23; in this stage, provide front-end protection circuit and function to equipment.Again by the circuit protected by with the welding of other circuit modules (in the middle of this welding, but on the market all welding procedures or form), and then in other module, form the circuit composition of several functions module.
Preferably, shell 10 is provided with at least one article putting groove 12, can be used for user's article such as holding mobile telephone, storage card, pen easily in described article putting groove 11.
Shell 10 is provided with groove 13 and the protective cover 14 with groove 13 mating shapes near each socket 11, and bottom and the shell 10 of protective cover 14 are rotatably connected; When protective cover 14 is placed in groove 13, protective cover 14 covers socket 11; When protective cover 14 departs from groove 13, expose socket 11.Described protective cover 14 can play the function of preventing dust electric leakage to socket 11.
Preferably, described audio-visual expansion interface 30 comprises HDMI (HighDefinitionMultimediaInterface, digitlization audio-video interface) interface, DVI (DigitalVisualInterface, digital visual interface) interface, VGA (VideoGraphicsArray, Video Graphics Array) interface, DP (DisplayPort, display interface) interface and/or MINIDP (MINI-DisplayPort, small-sized display interface) interface etc.Described audio extension interface 40 comprises audio input interface and audio output interface.Described audio input interface is microphone, and described audio output interface is 3.5mm audio interface and/or lotus flower audio interface.
Preferably, equipment connection interface 50 connection device end, audio-visual expansion interface 30 connects video display devices, and audio extension interface 40 connects audio playing apparatus; Video display devices and audio playing apparatus are structure as a whole or separate existence.By described equipment end input signal, export signal extension to video display devices or audio playing apparatus via described video/audio function expansion module 22, namely realize audio-visual expansion and export.Specifically, be connected with equipment end by equipment connection interface 50, video display devices is connected to again by audio-visual expansion interface 30, the vision signal of equipment end input arrives video display devices by described audio-visual expansion module 22 and audio-visual expansion interface 30, can realize the Video Expansion function of multi-screen; On the other hand, the audio signal of equipment end input arrives audio playing apparatus by described audio-visual expansion module 22 and audio extension interface 40, can realize the input/output function of audio frequency.
Preferably, described power supply interface 60 is the power supply interface 60 of multiple direct voltage, and described direct voltage comprises 5V, 12V and/or 19V, to adapt to the demand of different power consumption equipment.
Specifically, described power supply interface 60 can comprise:
1) DC (DirectCurrent, the direct current) power supply interface of 5V: the power supply interface producing a DC5V in voltage transformation module 21, the power line turning DC by DC can be supplied in the power supply unit of the 5V such as various hard disk drives and use.
2) the DC power supply interface of 12V: the power supply interface producing a DC12V in voltage transformation module 21, the power line being turned DC by DC can be supplied to hub HUB, the multiple 12V equipment use such as storage hard disk box.
3) the DC power supply interface of 19V: the power supply interface producing a DC19V in voltage transformation module 21, just can be used all compatible for the equipment of the 19V such as notebook by DC power line.
The DC of multiple voltage exports power supply deposit, by this voltage transformation module 21, changes out the supply of how middle electric current and voltage, can form more power applications by this device.Certainly, described power supply interface 60 also can be USB interface.
Preferably, described equipment connection interface 50 is USB interface, Type-C interface and/or MINIDP interface.Described equipment connection interface 50 is for connecting the equipment such as mobile phone, panel computer.
In sum, the audio-visual expanding unit that the present invention has function of supplying power comprises shell and circuit board, described circuit board is at least provided with audio-visual expansion module and voltage transformation module, multiple audio-visual expansion interface, audio extension interface and equipment connection interface on described audio-visual expansion module and shell are electrically connected, to provide multiple audio-visual expanded function; Multiple charging inlet on described voltage transformation module and shell is electrically connected, to provide the charge function of multiple voltage and electric current.Whereby, the present invention can not only realize multiple audio-visual expanded function, and the charge requirement of different voltage and currents of various electronic product can be solved, a kind of audio-visual expansion center with audio-visual transmission and multiple voltage electric current is combined to form by the function of supplying power of multiple voltage and electric current and omnibearing audio-visual expanded function, the power supply of the nearly all electronic product of one-stop solution and audio-visual expansion, convenient for users.Present invention incorporates audio-visual transmitting extended function and multivoltage current conversion function, provide not only to user in daily life and experience more easily, also save more cost.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection range that all should belong to the claim appended by the present invention.
Claims (10)
1. there is an audio-visual expanding unit for function of supplying power, it is characterized in that, comprise shell and circuit board, described circuit board is at least provided with audio-visual expansion module and voltage transformation module; Described shell is also provided with multiple audio-visual expansion interface, at least one audio extension interface and at least one equipment connection interface, described audio-visual expansion interface, described audio extension interface and described equipment connection interface are electrically connected mutually with described audio-visual expansion module respectively; Described shell is provided with the power supply interface of multiple supply power voltage, and described power supply interface and described voltage transformation module are electrically connected mutually.
2. audio-visual expanding unit according to claim 1, is characterized in that, described audio-visual expansion interface comprises HDMI, DVI interface, USB interface, DP interface and/or MINIDP interface.
3. audio-visual expanding unit according to claim 1, is characterized in that, described audio extension interface comprises audio input interface and audio output interface.
4. audio-visual expanding unit according to claim 3, is characterized in that, described audio input interface is microphone, and described audio output interface is 3.5mm audio interface and/or lotus flower audio interface.
5. audio-visual expanding unit according to claim 1, is characterized in that, described power supply interface is the power supply interface of multiple direct voltage, and described direct voltage comprises 5V, 12V and/or 19V; And/or
Described power supply interface is USB interface.
6. audio-visual expanding unit according to claim 1, is characterized in that, described equipment connection interface is USB interface, Type-C interface and/or MINIDP interface.
7. audio-visual expanding unit according to claim 1, is characterized in that, described equipment connection interfacing device end, and described audio-visual expansion interface connects video display devices, and described audio extension interface connects audio playing apparatus; Described video display devices and described audio playing apparatus are structure as a whole or separate existence.
8. the audio-visual expanding unit according to any one of claim 1 ~ 7; it is characterized in that; described circuit board also comprises lightning-protection surge protection module, and the electric current of external power source enters described audio-visual expansion module and described voltage transformation module again after described lightning-protection surge protection module.
9. audio-visual expanding unit according to claim 8, is characterized in that, described circuit board is also provided with 220V jack module, and described shell is provided with at least one socket, and described socket and described 220V jack module are electrically connected mutually; Described lightning-protection surge protection module is electrically connected mutually with described 220V jack module and described voltage transformation module respectively, and described 220V jack module and described audio-visual expansion module are electrically connected mutually.
10. electric supply installation according to claim 1, is characterized in that, described shell is provided with at least one article putting groove; And/or
The protective cover that described shell is provided with groove and matches with described groove shapes near each described socket, bottom and the described shell of described protective cover are rotatably connected; When described protective cover is placed in described groove, described protective cover covers described socket; When described protective cover departs from described groove, expose described socket.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510535400.7A CN105119110A (en) | 2015-08-27 | 2015-08-27 | Audio-video expansion device having power supply function |
| PCT/CN2016/096904 WO2017032339A1 (en) | 2015-08-27 | 2016-08-26 | Video extension apparatus with power supply function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510535400.7A CN105119110A (en) | 2015-08-27 | 2015-08-27 | Audio-video expansion device having power supply function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105119110A true CN105119110A (en) | 2015-12-02 |
Family
ID=54667038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510535400.7A Pending CN105119110A (en) | 2015-08-27 | 2015-08-27 | Audio-video expansion device having power supply function |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105119110A (en) |
| WO (1) | WO2017032339A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017032339A1 (en) * | 2015-08-27 | 2017-03-02 | 深圳市元创时代科技有限公司 | Video extension apparatus with power supply function |
| CN113507798A (en) * | 2021-05-24 | 2021-10-15 | 浙江高速信息工程技术有限公司 | Waterproof extension mechanism and wisdom lamp pole with extended function |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113747279A (en) * | 2020-09-01 | 2021-12-03 | 北京沃东天骏信息技术有限公司 | Expansion base, sound box and system |
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- 2015-08-27 CN CN201510535400.7A patent/CN105119110A/en active Pending
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2016
- 2016-08-26 WO PCT/CN2016/096904 patent/WO2017032339A1/en active Application Filing
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| CN201397975Y (en) * | 2009-05-18 | 2010-02-03 | 曹辉 | Multi-function socket |
| CN202172150U (en) * | 2011-03-27 | 2012-03-21 | 深圳市科鼎五金实业有限公司 | Multifunctional socket |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113507798A (en) * | 2021-05-24 | 2021-10-15 | 浙江高速信息工程技术有限公司 | Waterproof extension mechanism and wisdom lamp pole with extended function |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017032339A1 (en) | 2017-03-02 |
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Application publication date: 20151202 |