CN203260862U - Improved multi-output USB connection line - Google Patents
Improved multi-output USB connection line Download PDFInfo
- Publication number
- CN203260862U CN203260862U CN 201320199274 CN201320199274U CN203260862U CN 203260862 U CN203260862 U CN 203260862U CN 201320199274 CN201320199274 CN 201320199274 CN 201320199274 U CN201320199274 U CN 201320199274U CN 203260862 U CN203260862 U CN 203260862U
- Authority
- CN
- China
- Prior art keywords
- output
- line
- input
- usb
- plug
- 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
Links
Images
Landscapes
- Power Sources (AREA)
Abstract
An improved multi-output USB connection line comprises an input end and an output end, wherein the input end includes an input USB plug, and the output end includes a plurality of output plugs. The improved multi-output USB connection line is characterized in that the line further comprises a voltage detection unit and a switching unit, the voltage detection unit is connected to the switching unit, multiple outputs include one main USB output wire directly connected with the input USB plug, the voltage detection unit includes two output ends which are respectively bridged on an input VCC line and an input GND line in a branching block, and output VCC lines of other USB output wires and a power output wire are respectively connected to the input VCC line through the switching unit. The improved multi-output USB connection line can ensure reliable work of a USB output plug.
Description
Technical field
The utility model relates to a kind of improved multichannel output USB tie, and it belongs to USB tie class.
Background technology
USB interface is the standard interface of computing equipment, multiplex connecting in computer equipment and external equipment, in the USB of prior art tie, the USB tie is very common by the so-called multichannel output USB tie that an input USB plug and a plurality of output plug consist of, such as, the output that forms by the tap mode comprises that the USB tie product of a USB plug and a power output plug is exactly very common a kind of multichannel output USB tie, in the prior art, described power output plug usually is used for being little audio amplifier power supply, the problem that aforesaid this multichannel output USB tie exists is when a plurality of plugs of output connect with computer equipment or power consumption equipment, be connected on the computer equipment such as USB plug, when power output plug is connected on the power consumption equipment simultaneously, the situation that electricity shortage can appear in the computer equipment that connects with USB plug occurs, when this situation occurs, the state that shows usually is that USB plug is undesired with connecting of computer equipment, and obviously prior art has further improved necessity.
Summary of the invention
The purpose of this utility model is to provide a kind of improved multichannel output USB tie, the problem that exists to overcome prior art.
A kind of improved multichannel output USB tie of the present utility model, comprise input and output, described input comprises an input USB plug, described output comprises a plurality of output plugs, described output plug comprises USB output plug and power output plug, include VCC in described input USB plug and the described USB output plug, GND, DATA+, the DATA-terminal, VCC in the described input USB plug, GND, DATA+, the DATA-terminal is respectively by the input connecting conducting wire, comprise input VCC line, input GND line, input DATA+ line, input DATA-line is linked in the tap piece, and formation multichannel output, at least comprise USB output lead and power supply output lead in the described multichannel output, described USB output lead comprises output VCC line, output GND line, output DATA+ line, output DATA-line, described power supply output lead comprises output VCC line, output GND line, described USB output lead is connected to the USB output plug, and same polarity links, the output of power supply output lead is connected on the power output plug, it is characterized in that in described tap piece, also comprising a voltage detection unit and a switch element, described voltage detection unit is connected to switch element, comprise one tunnel master USB output lead in the described multichannel output, described main USB output lead in the tap piece respectively with input VCC line, input GND line, input DATA+ line, input DATA-line same polarity directly connects, output GND line in other USB output lead, output DATA+ line, output DATA-line respectively in the tap piece with input GND line, input DATA+ line, input DATA-line directly connects, the output GND line of described power supply output lead directly connects with input GND line in the tap piece, described voltage detection unit comprises two outputs, be connected across in the tap piece respectively on input VCC line and the input GND line, the output VCC line in other USB output lead and the power supply output lead is respectively by being connected in the tap piece in the switch element on the input VCC line.
This improved multichannel output USB tie of the present utility model, control multichannel output by voltage detection unit, when load excessive, when electric current supply is not enough, when the magnitude of voltage that detects is lower than a set-point, the voltage signal that described switch element sends according to voltage detection unit cuts off the power supply of other output except main USB output lead, can guarantee so computer equipment that main USB output plug connects with it between the reliability that connects, obviously the purpose of this utility model is achieved.
Description of drawings
Fig. 1 is a kind of improved multichannel output USB tie structural representation that the utility model preferred embodiment provides;
Fig. 2 is a kind of improved multichannel output USB tie system configuration schematic diagram that the utility model preferred embodiment provides.
Among each figure:
1 is the input USB plug;
2 are the input connecting conducting wire;
3 is the tap piece;
4 is the power supply output lead;
5 is the USB output lead;
6 is power output plug;
7 is the USB output plug;
8 is voltage detection unit;
9 is switch element.
Embodiment
The utility model is described in further detail for a kind of improved multichannel output USB tie that provides below with reference to the utility model preferred embodiment and accompanying drawing thereof.
A kind of improved USB tie that the utility model preferred embodiment provides, a kind of one road USB output that comprises, the USB tie of one road power supply output, such as accompanying drawing 1, shown in the accompanying drawing 2, comprise input and output, described input comprises an input USB plug 1, USB output plug 7 of described output and a power output plug 6, include VCC in described input USB plug 1 and the described USB output plug 7, GND, DATA+, the DATA-terminal, VCC in the described input USB plug 1, GND, DATA+, the DATA-terminal is respectively by input connecting conducting wire 2, comprise input VCC line, input GND line, input DATA+ line, input DATA-line is linked in the tap piece 3, and form two the tunnel output, comprise one road USB output lead 5 and one road power supply output lead 4, described USB output lead 5 comprises output VCC line, output GND line, output DATA+ line, output DATA-line, described power supply output lead 4 comprises output VCC line and output GND line, USB output lead connection 5 is received USB output plug 7, and same polarity links, 4 outputs of power supply output lead are connected on the power output plug 6, its main points are also to comprise a voltage detection unit 8 and a switch element 9 in described tap piece 3, described voltage detection unit 8 is connected to switch element 9, in this preferred embodiment, described USB output lead 5 is main USB output lead, described main USB output lead tap piece 3 respectively with input VCC line, input GND line, input DATA+ line, input DATA-line same polarity directly connects, the output GND line of described power supply output lead 4 directly connects with input GND line in tap piece 3, described voltage detection unit 8 comprises two outputs, be connected across on input VCC line and the input GND line, the output VCC line in the power supply output lead 4 is connected on the input VCC line by switch element 9.
In sum, a kind of improved multichannel output USB tie of the present utility model, comprise input and output, described input comprises an input USB plug, described output comprises a plurality of output plugs, it is characterized in that also comprising a voltage detection unit and a switch element, described voltage detection unit is connected to switch element, comprise in the output of described multichannel one the tunnel with the direct coupled main USB output lead of input USB plug, described voltage detection unit comprises two outputs, in the tap piece, be connected across respectively on input VCC line and the input GND line, output VCC line in other USB output lead and the power supply output lead connects on the input VCC line by switch element respectively, and the utility model can be guaranteed main USB output plug reliably working.
The above only is embodiment of the present utility model.But the utility model protection range is not limited to this.Anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement; all should be encompassed within the protection range of the present utility model, therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (1)
1. an improved multichannel is exported the USB tie, comprise input and output, described input comprises an input USB plug, described output comprises a plurality of output plugs, described output plug comprises USB output plug and power output plug, include VCC in described input USB plug and the described USB output plug, GND, DATA+, the DATA-terminal, VCC in the described input USB plug, GND, DATA+, the DATA-terminal is respectively by the input connecting conducting wire, comprise input VCC line, input GND line, input DATA+ line, input DATA-line is linked in the tap piece, and formation multichannel output, at least comprise USB output lead and power supply output lead in the described multichannel output, described USB output lead comprises output VCC line, output GND line, output DATA+ line, output DATA-line, described power supply output lead comprises output VCC line, output GND line, described USB output lead is connected to the USB output plug, and same polarity links, the output of power supply output lead is connected on the power output plug, it is characterized in that in described tap piece, also comprising a voltage detection unit and a switch element, described voltage detection unit is connected to switch element, comprise one tunnel master USB output lead in the described multichannel output, described main USB output lead in the tap piece respectively with input VCC line, input GND line, input DATA+ line, input DATA-line same polarity directly connects, output GND line in other USB output lead, output DATA+ line, output DATA-line respectively in the tap piece with input GND line, input DATA+ line, input DATA-line directly connects, the output GND line of described power supply output lead directly connects with input GND line in the tap piece, described voltage detection unit comprises two outputs, be connected across in the tap piece respectively on input VCC line and the input GND line, the output VCC line in other USB output lead and the power supply output lead is respectively by being connected in the tap piece in the switch element on the input VCC line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320199274 CN203260862U (en) | 2013-04-19 | 2013-04-19 | Improved multi-output USB connection line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320199274 CN203260862U (en) | 2013-04-19 | 2013-04-19 | Improved multi-output USB connection line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203260862U true CN203260862U (en) | 2013-10-30 |
Family
ID=49473400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320199274 Expired - Fee Related CN203260862U (en) | 2013-04-19 | 2013-04-19 | Improved multi-output USB connection line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203260862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105490124A (en) * | 2016-01-05 | 2016-04-13 | 东莞林发电子有限公司 | Multi-connector data line |
-
2013
- 2013-04-19 CN CN 201320199274 patent/CN203260862U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105490124A (en) * | 2016-01-05 | 2016-04-13 | 东莞林发电子有限公司 | Multi-connector data line |
| CN105490124B (en) * | 2016-01-05 | 2019-03-19 | 东莞林发电子有限公司 | Multi-head data line |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3282541A1 (en) | Distributed battery management system | |
| CN103379401B (en) | Power supply system, electronic installation and the earphone supply lead powered by earphone interface | |
| CN204150063U (en) | A kind of LKJ2000 type train operation monitoring device | |
| CN203260862U (en) | Improved multi-output USB connection line | |
| CN203260868U (en) | USB connection line capable of stable connection | |
| CN103746343B (en) | A kind of switching power circuit of fire-fighting emergency power supply | |
| CN204304165U (en) | Usb adapter | |
| CN204215216U (en) | A kind of load module isolator | |
| CN203722188U (en) | Cable T-connection terminal | |
| CN203260867U (en) | USB connection line with status display function | |
| CN207623395U (en) | A kind of divider of ontology and second divided voltage plate Phototube Coupling | |
| CN203761362U (en) | Bidirectional interface circuit | |
| CN204790706U (en) | Touch all -in -one external device's control circuit | |
| CN103743494B (en) | A kind of multi-channel temperature acquisition device and method | |
| CN204349583U (en) | Mine digital coding Long-distance Control breaker device | |
| CN204270199U (en) | Universal mainboard | |
| CN203661103U (en) | Switch with electric power storage function and power loss alarm function | |
| CN202995379U (en) | Signal conversion device of split numerical control machine tool | |
| CN204904125U (en) | A module power for LKJ safety information platform | |
| CN203504274U (en) | Downhole dual-circuit power-supply circuit preventing impact on power grid | |
| CN207612073U (en) | A kind of circuit system promoting remote power-feeding stability | |
| CN204361778U (en) | A kind of BIBO expanded circuit and auxiliary power high-speed transfer device | |
| CN201994720U (en) | Ats | |
| CN206023198U (en) | A kind of lightning protection device of high voltage supply circuit | |
| CN204349948U (en) | A kind of BO expanded circuit and unit measure and control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 Termination date: 20140419 |