CN203859868U - Automatic switch equipment - Google Patents
Automatic switch equipment Download PDFInfo
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- CN203859868U CN203859868U CN201420110194.6U CN201420110194U CN203859868U CN 203859868 U CN203859868 U CN 203859868U CN 201420110194 U CN201420110194 U CN 201420110194U CN 203859868 U CN203859868 U CN 203859868U
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- pin
- power supply
- module
- audio interface
- automatic switchgear
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Abstract
The utility model discloses an automatic switch equipment. The automatic switch equipment comprises an audio interface module taken as a communication interface and a function module. The automatic switch equipment is characterized by further comprising a switch module, the audio interface module comprises a left channel pin, a right channel pin, a microphone pin and a ground wire pin, the switch module comprises a power source input pin, a power source output pin, a first pin and a second pin, the first pin is connected with the microphone pin, the second pin is connected with the ground wire pin, whether the power source input pin and the power source output pin are conducted or disconnected is determined by voltage difference of the first pin and the second pin, and the function module and the power source output pin are connected to realize power-on or power-off operation. The automatic switch equipment solves a hand-operated switch problem of self-power equipment taking an audio interface as a data communication interface, improves user experience and further avoids an electricity consumption problem when a switch is left without break.
Description
Technical field
The utility model relates to automation field, particularly a kind of automatic switchgear.
Background technology
Audio interface is the interface using when transmission of audio signal, it is the essential interface of each audio frequency apparatus, this audio interface is used as more and more common data communication interface and uses, to realize the data communication between audio frequency apparatus (such as earphone) and other external equipments (such as mobile phone).
Audio interface is comprised of L channel pin, R channel pin, microphone (Mike) pin and ground wire pin.Basic functional principle of its transmission data is: when the equipment with audio interface is connected with peripheral hardware by audio interface, if receive Client-initiated data transfer instruction, enable to carry out data-transformation facility based on audio interface, wherein, there is the equipment of audio interface when receiving the data of peripheral hardware transmission, microphone pin by audio interface receives data, storage after decoding; While sending data to peripheral hardware, will after data encoding to be sent, by L channel or R channel pin, send to peripheral hardware.Adopt audio interface to be mostly Self Powered Device as the equipment of communication interface, further, adopt audio interface to be also mostly Self Powered Device as the equipment of conventional data communication interface, with battery and switch.This kind equipment needs first mains switch to be opened when in use, after powering on could with other device talks.
An outstanding problem of this kind equipment is: facility switching need to carry out switching on and shutting down by the mode of manual toggle switch, is unfavorable for that user experiences; User is often owing to forgetting that closing switch power supply makes equipment can continue power consumption no time simultaneously.
Utility model content
For solving the problems of the technologies described above, the utility model discloses a kind of automatic switchgear, comprising: as the audio interface module of communication interface, functional module, is characterized in that: also comprise switch module; Described audio interface module comprises L channel pin, R channel pin, microphone pin and ground wire pin; Described switch module comprises power supply input pin, power supply output pin, the first pin and the second pin; Described the first pin is connected with described microphone pin, and described the second pin is connected with described ground wire pin; According to the voltage difference of described the first pin and described the second pin, described power supply input pin and the conducting of described power supply output pin or disconnection;
Described functional module is obtained electric power or is disconnected electric power by being connected with described power supply output pin.
Described switch module comprises detecting unit and switch element;
Described detecting unit has described the first pin and described the second pin; Described the first pin detecting and the voltage difference of the second pin are issued to switch element;
Described switch element is controlled conducting or the disconnection of described power supply input pin and described power supply output pin according to described voltage difference.
Described detecting unit is voltage difference testing circuit.
Described switch element is digital switch circuit or analog switching circuit.
Described functional module is microprocessor, single-chip microcomputer or the equipment with data operation processing, encryption and decryption functions.
When peripheral hardware is connected with described automatic switchgear, described power supply input pin according between described the first pin and the second pin on the occasion of voltage difference and the conducting of described power supply output pin.
When peripheral hardware and described automatic switchgear disconnect, described power supply input pin disconnects according to the poor and described power supply output pin of the zero voltage of described the first pin and the second pin.
Described audio interface module is audio interface circuit.
The power taking that is connected with battery or with charging equipment of the power supply input pin of described switch module.
Any two in described audio interface module, described switch module and described functional module are integrated on chip piece.
Described audio interface module, described switch module and described functional module are integrated on chip piece.
Described detecting unit and described switch element are discrete component.
Described detecting unit and described switch element are integrated on chip piece.
Described peripheral hardware comprises any equipment that can be connected with audio interface device.
Beneficial effect
By adopting the disclosed a kind of automatic switchgear of the utility model, solved and adopted audio interface as the problem of the necessary hand switch of Self Powered Device of data communication interface, improved user's experience, the problem of power consumption while having avoided on the other hand user to forget closing switch on the one hand.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in the present embodiment or description of the Prior Art be briefly described below, apparently, the accompanying drawing the following describes is part embodiment of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
A kind of automatic switchgear that Fig. 1 provides for the utility model embodiment;
The switch module structure chart of the automatic switchgear that Fig. 2 provides for the utility model embodiment.
Embodiment
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, described embodiment is part embodiment of the present utility model, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills, not making all other embodiment that obtain under creative work prerequisite, belong to protection range of the present utility model.
Embodiment
Referring to Fig. 1, a kind of automatic switchgear for the utility model embodiment provides, comprising: as audio interface module, switch module and the functional module of communication interface.
Wherein, audio interface module comprises L channel pin one, R channel pin two, microphone pin 3 and ground wire pin 4, and above-mentioned pin is connected with peripheral hardware respectively.Wherein, microphone pin 3 is also connected with pin 6 with the pin 5 of switch module respectively with ground wire pin 4.Switch module also comprises power supply input pin 7 and power supply output pin 8, and wherein power supply output pin 8 is connected with functional module, is used to functional module that electric power is provided or disconnects electric power.
Referring to Fig. 2, the switch module structure chart of a kind of automatic switchgear providing for the utility model embodiment.Described switch module comprises detecting unit and switch element.Detecting unit is connected with 6 with pin 5, for detection of the voltage difference between pin 5 and 6.When detect potential difference between pin 5 and pin 6 on the occasion of time, above-mentioned detecting unit output signal, control switch cell conduction; When voltage difference between pin 5 and pin 6 being detected and be 0, above-mentioned detecting unit output signal controls switch unit.Switch element is connected with power supply output pin 8 with power supply input pin 7 respectively, during switch element conducting, and power supply input pin 7 and 8 conductings of power supply output pin; When switch element disconnects, power supply input pin 7 disconnects with power supply output pin 8.
It is emphasized that above-mentioned detecting unit and switch element can be discrete components, also can be integrated on chip piece.
The operational module principle of the automatic switchgear that the present embodiment provides is: when peripheral hardware is connected with the audio interface module of automatic switchgear, the microphone pin 3 of audio interface module presents high level, ground wire pin 4 voltages are 0, therefore, the switch module pin 5 being connected with microphone pin 3 presents high level, and the voltage of the switch module pin 6 being connected with ground wire pin 4 is 0; Further, the detecting unit of switch module detect voltage difference between pin 5 and pin 6 on the occasion of, now, output signal, actuating switch unit, makes power supply input pin 7 and 8 conductings of power supply output pin of switch element, then, by power supply output pin 8, provide electric power for functional module.
When the audio interface module of peripheral hardware and automatic switchgear disconnects, microphone pin 3 voltages of audio interface module are 0, ground wire pin 4 voltages are 0, therefore, the voltage of the switch module pin 5 being connected with microphone pin 3 is also 0, and the voltage of the switch module pin 6 being connected with ground wire pin 4 is 0; Further, the voltage difference that the detecting unit of switch module detects between pin 5 and pin 6 is 0, now, cut-off switch unit, power supply input pin 7 and the power supply output pin 8 of switch element are disconnected, then, by the electric power of power supply output pin 8 break function modules.
By the disclosed a kind of automatic switchgear of the utility model, solved and adopted audio interface as the problem of the necessary hand switch of Self Powered Device of data communication interface, improve user's experience on the one hand, avoided on the other hand user to forget that closing switch is the problem of power consumption.
In the whole embodiment of the utility model, disclosed automatic switchgear comprises mobile phone, the Key (key) with audio interface, the various kinds of equipment such as computer, PDA (personal digital assistant).Wherein, the audio interface module of automatic switchgear is for being used OMTP (Open Mobile Terminal Platform, OMTP) audio interface or other audio interface of the audio interface of standard or use CTIA (Cellular Telecommunications Industry Association, mobile communications industry association) standard; Described detecting unit is voltage difference testing circuit, detects voltage difference and exports to switch element, and this voltage difference is as the control valve of switch element switch; Described switch element is switching circuit, is digital switch circuit or analog switching circuit, Switching Power Supply under the control of the voltage difference of exporting at detecting unit.The power taking that can be connected for battery or with other charging equipment of power supply input pin power taking source; Functional module is that the processor with functions such as encryption and decryption, data operation processing, single-chip microcomputer or other have circuit or the equipment of above-mentioned functions; Peripheral hardware comprises any equipment that can be connected with audio interface device.
It should be noted that: in audio interface module, switch module and the functional module of above-mentioned automatic switchgear, any two modules can be integrated on chip piece, or audio interface module, switch module and the functional module of above-mentioned automatic switchgear concentrate on chip piece.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (14)
1. an automatic switchgear, comprises the audio interface module as communication interface, and functional module, is characterized in that: also comprise switch module;
Described audio interface module comprises L channel pin, R channel pin, microphone pin and ground wire pin; Described switch module comprises power supply input pin, power supply output pin, the first pin and the second pin;
Described the first pin is connected with described microphone pin, and described the second pin is connected with described ground wire pin; According to the voltage difference of described the first pin and described the second pin, described power supply input pin and the conducting of described power supply output pin or disconnection;
Described functional module is obtained electric power or is disconnected electric power by being connected with described power supply output pin.
2. automatic switchgear according to claim 1, is characterized in that,
Described switch module comprises detecting unit and switch element;
Described detecting unit has described the first pin and described the second pin; Described the first pin detecting and the voltage difference of the second pin are issued to switch element;
Described switch element is controlled conducting or the disconnection of described power supply input pin and described power supply output pin according to described voltage difference.
3. automatic switchgear according to claim 2, is characterized in that, described detecting unit is voltage difference testing circuit.
4. automatic switchgear according to claim 2, is characterized in that, described switch element is digital switch circuit or analog switching circuit.
5. automatic switchgear according to claim 1, is characterized in that, described functional module is processor, single-chip microcomputer or the equipment with data operation processing, encryption and decryption functions.
6. automatic switchgear according to claim 1, is characterized in that:
When peripheral hardware is connected with described automatic switchgear, described power supply input pin according between described the first pin and the second pin on the occasion of voltage difference and the conducting of described power supply output pin.
7. automatic switchgear according to claim 1, is characterized in that:
When peripheral hardware and described automatic switchgear disconnect, described power supply input pin disconnects according to the poor and described power supply output pin of the zero voltage of described the first pin and the second pin.
8. according to the automatic switchgear described in claim 1 or 2 or 5, it is characterized in that, described audio interface module is audio interface circuit.
9. according to the automatic switchgear described in claim 1 or 2 or 5, it is characterized in that the power taking that is connected with battery or with charging equipment of the power supply input pin of described switch module.
10. according to the automatic switchgear described in claim 1 or 2 or 5, it is characterized in that, any two in described audio interface module, described switch module and described functional module are integrated on chip piece.
11. according to the automatic switchgear described in claim 1 or 2 or 5, it is characterized in that, described audio interface module, described switch module and described functional module are integrated on chip piece.
12. automatic switchgears according to claim 2, is characterized in that, described detecting unit and described switch element are discrete component.
13. automatic switchgears according to claim 2, is characterized in that, described detecting unit and described switch element are integrated on chip piece.
14. according to the automatic switchgear described in claim 6 or 7, it is characterized in that, described peripheral hardware comprises any equipment that can be connected with audio interface device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110194.6U CN203859868U (en) | 2014-03-12 | 2014-03-12 | Automatic switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420110194.6U CN203859868U (en) | 2014-03-12 | 2014-03-12 | Automatic switch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203859868U true CN203859868U (en) | 2014-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420110194.6U Expired - Fee Related CN203859868U (en) | 2014-03-12 | 2014-03-12 | Automatic switch equipment |
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| Country | Link |
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| CN (1) | CN203859868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071823A (en) * | 2015-07-16 | 2015-11-18 | 惠州Tcl移动通信有限公司 | Mobile terminal including power on-off mechanism |
-
2014
- 2014-03-12 CN CN201420110194.6U patent/CN203859868U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071823A (en) * | 2015-07-16 | 2015-11-18 | 惠州Tcl移动通信有限公司 | Mobile terminal including power on-off mechanism |
| CN105071823B (en) * | 2015-07-16 | 2018-11-02 | 惠州Tcl移动通信有限公司 | Mobile terminal containing electric power on off mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 |