CN204361420U - USB circuit for detecting - Google Patents
USB circuit for detecting Download PDFInfo
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- CN204361420U CN204361420U CN201420788199.4U CN201420788199U CN204361420U CN 204361420 U CN204361420 U CN 204361420U CN 201420788199 U CN201420788199 U CN 201420788199U CN 204361420 U CN204361420 U CN 204361420U
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- detecting
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- female seat
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Abstract
The utility model provides a kind of USB circuit for detecting, for being electrically connected a USB female seat, to switch the transmission mode of each transmission terminal of this USB female seat, this USB circuit for detecting at least includes supply control unit, output unit, detecting unit, arithmetic element, output control unit, wherein: described supply control unit is for connecting power supply; Described output unit is connected with each transmission terminal of USB female seat; The Power convert that described detecting unit is used for supply control unit to receive is detecting current, and is detected each transmission terminal by described output unit by this detecting current, to obtain detection signal; Described arithmetic element is used for carrying out computing comparison to obtain control signal according to detection signal; The control signal that described output control unit is used for according to receiving from arithmetic element switches corresponding transmission mode, and controls described output unit and transmit according to this transmission mode.The utility model effectively can increase the convenience that USB female seat uses.
Description
Technical field
The utility model relates to USB circuit for detecting, more particularly, relates to a kind of USB circuit for detecting that can be used for the double-surface contact type USB female seat of a grafting same-interface.
Background technology
Along with the progress of science and technology, computer has been popularized in general popular life.Further, in order in response to developing computer peripheral equipment electronic installation rapidly, market have also been developed various different types of connector, in order to computer to be connected to the peripheral electronic device with different transmission interfaces, to transmit data.
In general, connector contains connector socket and corresponding connector female seat, and the male seat of different connecting interface and female seat cannot grafting mutually, and when male seat and female seat grafting, need in accordance with a fixing direction.If anisotropy, then male seat and female seat cannot use in grafting.
With universal serial bus (Universal Serial Bus, USB) connector, USB male seat and USB female seat inside are all provided with tongue, if the anisotropy of grafting, then the tongue of male seat and the tongue of female seat can contradict each other, and thus male seat cannot be inserted in female seat.For user, there is the effect of fool proof like this, but for the user of another part, such use kenel will cause quite inconvenience: user is radom insertion normally, therefore slotting probability of not entering is 1/2, usually needs slotting twice, causes the inconvenience in use.
For solving the problem, market occurs a kind of can the connector female seat that uses of double-side plug-in, the tongue of connector female seat is arranged on the middle position of connector by it, connector area to be divided into upper disposal area and lower disposal area, and arranges splicing ear respectively on top and bottom.Thus when connector socket front and this female seat grafting, the tongue of male seat can insert the upper disposal area of female seat, and is electrically connected with the splicing ear in upper disposal area; When male seat reverse side and this female seat grafting, the tongue of male seat can insert the lower disposal area of female seat, and is electrically connected with the splicing ear in lower disposal area.Like this, no matter male seat is with front kenel or reverse side kenel grafting female seat, all can insert smoothly, and generation is electrically conducted.
Be provided with two groups of splicing ears in above-mentioned connector female seat, therefore required production cost is far above traditional connector female seat.And the volume of connector female seat is larger.
Utility model content
The technical problems to be solved in the utility model is, for high, the bulky problem of above-mentioned USB female seat cost, provides a kind of USB circuit for detecting that can be used for the double-surface contact type USB female seat of a grafting same-interface.
The technical scheme that the utility model solves the problems of the technologies described above is, provides a kind of USB circuit for detecting, for being electrically connected a USB female seat, to switch the transmission mode of each transmission terminal of this USB female seat, it is characterized in that: this USB circuit for detecting at least includes:
One supply control unit, for connecting power supply;
One output unit, is connected with each transmission terminal of described supply control unit and USB female seat respectively;
One detecting unit, is connected with described supply control unit and output unit respectively, and the Power convert received by supply control unit is detecting current, and is detected each transmission terminal by described output unit by this detecting current, to obtain detection signal;
One arithmetic element, is connected with described supply control unit and detecting unit respectively, and carries out computing comparison according to the detection signal received from detecting unit, obtains a control signal; And
One output control unit, is connected with described arithmetic element and output unit respectively, and the control signal according to receiving from arithmetic element switches corresponding transmission mode, and controls described output unit and transmit according to this transmission mode.
In USB circuit for detecting described in the utility model, described USB circuit for detecting is electrically connected on a circuit board, and described USB female seat is electrically connected on this circuit board.
In USB circuit for detecting described in the utility model, described output unit is the electrical connection section be positioned on circuit board.
In USB circuit for detecting described in the utility model, described electrical connection section is the perforation structure being arranged in circuit board, wears fixing for each transmission terminal of described USB female seat.
In USB circuit for detecting described in the utility model, described circuit board is provided with at least one location hole further, and described USB female seat is provided with the location division corresponding with location hole.
USB circuit for detecting of the present utility model has following beneficial effect: switch transmission mode by the feedback signal of each transmission terminal of detecting USB female seat, make that one group of transmission terminal is set in USB female seat and can meet the front grafting of USB male seat and the electric power of reverse side grafting or signal transmission demand, effectively can increase the convenience in use.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION figure of the utility model USB circuit for detecting and USB female seat embodiment.
Fig. 2 is the schematic diagram of USB circuit for detecting in Fig. 1.
USB circuit for detecting 10 supply control unit 11
Output unit 12 detecting unit 13
Arithmetic element 14 output control unit 15
USB female seat 20 transmission terminal 21
Location division 22 circuit board 30
Location hole 31 USB male seat 40
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, 2, be the utility model USB circuit for detecting embodiment and the decomposing schematic representation with USB female seat mounting structure.USB circuit for detecting 10 of the present utility model in order to be electrically connected a USB female seat 20, and switches the transmission mode of each transmission terminal 21 of this USB female seat 20.
USB circuit for detecting 10 in the present embodiment at least includes: supply control unit 11, output unit 12, detecting unit 13, arithmetic element 14 and output control unit 15.Above-mentioned supply control unit 11 is connected to power supply, in order to receive supply current.Output unit 12 is connected with each transmission terminal 21 of supply control unit 11 and USB female seat respectively.
Detecting unit 13 is connected with supply control unit 11 and output unit 12 respectively, the Power convert received by supply control unit 11 is detecting current, and each transmission terminal 21 is detected by output unit 12 according to this detecting current, and obtain a detection signal (i.e. feedback signal).
Arithmetic element 14 is connected with supply control unit 11 and detecting unit 13 respectively, and carries out computing comparison according to the detection signal received from detecting unit and obtain a control signal.This arithmetic element 14 specifically can adopt a comparator or comparable chip, and two input connects detection signal and baseline signal respectively, output output control signal.
Output control unit 15 is connected with this power supply arithmetic element 14 and output unit 12 respectively, and switches transmission mode according to the control signal that receives from arithmetic element 14, and controls output unit 12 and transmit according to this transmission mode.This output control unit 15 specifically can comprise diverter switch or switch selection circuit, and closes according to control signal or disconnect corresponding switch.
In the embodiment shown in Figure 2, USB circuit for detecting 10 is electrically connected to circuit board 30, USB female seat 20 is also electrically connected to this circuit board 30, output unit 12 is for being positioned at the electrical connection section on circuit board 30, and this electrical connection section is the perforation structure being arranged in circuit board 30, wears for each transmission terminal 21 of USB female seat and be welded and fixed.
Circuit board 30 is provided with at least one location hole 31 further, and USB female seat 20 is provided with the location division 22 being relatively arranged in this location hole 31.
Wherein, the circuit board 30 being loaded with USB circuit for detecting 10 can be installed in electronic installation (as computer or mobile phone), and provides power source by this electronic installation, when USB female seat 20 grafting electrical with USB male seat 40, first by this output unit 12, each transmission terminal 21 is detected with small area analysis by this detecting unit 13, and obtain a detection signal, arithmetic element 14 is carried out computing comparison by this detection signal and is obtained a control signal, receive this control signal by output control unit 15 and switch to the transmission mode corresponding with controlling signal, and control output unit 12 by supply control unit 11 and transmit according to this transmission mode, such as output control unit 15 is changeable is forward output transmission mode, and allow this supply control unit 11 provide electric power to make output unit 12 carry out electric power or signal transmission to those transmission terminals 21.
Therefore, no matter USB male seat is plugged into USB female seat 20 with front, or with reverse side grafting USB female seat 20, all can reach electric power or signal transmission, not have the problem of fool proof, effectively can increase the convenience in use.
The above; be only the utility model preferably embodiment; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within 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 (5)
1. a USB circuit for detecting, for being electrically connected a USB female seat, to switch the transmission mode of each transmission terminal of this USB female seat, is characterized in that: this USB circuit for detecting at least includes:
One supply control unit, for connecting power supply;
One output unit, is connected with each transmission terminal of described supply control unit and USB female seat respectively;
One detecting unit, is connected with described supply control unit and output unit respectively, and the Power convert received by supply control unit is detecting current, and is detected each transmission terminal by described output unit by this detecting current, to obtain detection signal;
One arithmetic element, is connected with described supply control unit and detecting unit respectively, and carries out computing comparison according to the detection signal received from detecting unit, obtains a control signal; And
One output control unit, is connected with described arithmetic element and output unit respectively, and the control signal according to receiving from arithmetic element switches corresponding transmission mode, and controls described output unit and transmit according to this transmission mode.
2. USB circuit for detecting according to claim 1, is characterized in that: described USB circuit for detecting is electrically connected on a circuit board, and described USB female seat is electrically connected on this circuit board.
3. USB circuit for detecting according to claim 2, is characterized in that: described output unit is the electrical connection section be positioned on circuit board.
4. USB circuit for detecting according to claim 3, is characterized in that: described electrical connection section is the perforation structure being arranged in circuit board, wears fixing for each transmission terminal of described USB female seat.
5. the USB circuit for detecting according to any one of claim 2-4, is characterized in that: described circuit board is provided with at least one location hole further, and described USB female seat is provided with the location division corresponding with location hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420788199.4U CN204361420U (en) | 2014-12-12 | 2014-12-12 | USB circuit for detecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420788199.4U CN204361420U (en) | 2014-12-12 | 2014-12-12 | USB circuit for detecting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204361420U true CN204361420U (en) | 2015-05-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420788199.4U Active CN204361420U (en) | 2014-12-12 | 2014-12-12 | USB circuit for detecting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204361420U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107123915A (en) * | 2017-05-23 | 2017-09-01 | 重庆腾毅兴精密电子有限公司 | A kind of USB data line manufacture method |
| TWI838321B (en) * | 2023-10-06 | 2024-04-01 | 世同投資有限公司 | Communication device of maintaining signal transmission between external devices |
-
2014
- 2014-12-12 CN CN201420788199.4U patent/CN204361420U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107123915A (en) * | 2017-05-23 | 2017-09-01 | 重庆腾毅兴精密电子有限公司 | A kind of USB data line manufacture method |
| TWI838321B (en) * | 2023-10-06 | 2024-04-01 | 世同投資有限公司 | Communication device of maintaining signal transmission between external devices |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160918 Address after: Huang Town Tian Xin Cun butterfly road 523000 in Guangdong province Dongguan City No. 9 Patentee after: Dongguan Qunzan Electronic Development Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Baoan District Fuyong Street Fuhai Fuhai Avenue Industrial Park area C building C3 Patentee before: Rice Irice Technology (Shenzhen) Co.,Ltd. |