CN208045890U - A kind of audio connector with prompting function - Google Patents
A kind of audio connector with prompting function Download PDFInfo
- Publication number
- CN208045890U CN208045890U CN201820415910.XU CN201820415910U CN208045890U CN 208045890 U CN208045890 U CN 208045890U CN 201820415910 U CN201820415910 U CN 201820415910U CN 208045890 U CN208045890 U CN 208045890U
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- diode
- detection circuit
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- shell
- resistance
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Abstract
The utility model discloses a kind of audio connectors with prompting function, including shell；The opening of the shell is equipped with light emitting diode；Detection circuit is equipped in the shell；The detection circuit includes division module, isolation module and switch module；The division module includes resistance R1 and thermistor Rs；The size of the division module control switch module input voltage；The switch module is used to control the light on and off of light emitting diode；It is additionally provided with switch member in the shell；One end of the switch member is electrically connected with detection circuit；The other end of the switch member and the power electric connection of audio frequency apparatus；The switch member controls detection circuit power on/off.The utility model controls light emitting diode by the way that detection circuit is arranged, it can judge case temperature whether in safe range according to the light on and off situation of light emitting diode, and by the way that switch member is arranged, when audio connector is in blank state, detection circuit is stopped, and saves the energy.
Description
Technical field
The utility model is related to audio connector technical fields, and in particular to a kind of audio connection with prompting function
Device.
Background technology
In consumer electronics field, many audio frequency apparatuses are needed by external audio earphone or receiver to hear the sound of media
Sound.In this way, must there is audio connector to be installed on these audio frequency apparatuses for the plugs such as earphone or receiver be inserted into,
And it is be easy to cause fever when audio connector usage time is long, to be damaged to audio connector, still
User is difficult to know that audio connector heat is more than safety value.
Invention content
The purpose of this utility model is to be directed to above-mentioned deficiency in the prior art, provides a kind of sound with prompting function
Frequency connector.
The purpose of this utility model is achieved through the following technical solutions：A kind of audio connector with prompting function, packet
Include shell；The opening of the shell is equipped with light emitting diode；The detection electricity for detecting case temperature is equipped in the shell
Road；
The detection circuit includes division module, isolation module and switch module；The division module includes electricity
Hinder R1 and thermistor Rs；The size of the division module control switch module input voltage；The isolation module is for preventing
Only electric current reverse transfer；The switch module is used to control the light on and off of light emitting diode；
It is additionally provided with switch member in the shell；One end of the switch member is electrically connected with detection circuit；The switch member
The power electric connection of the other end and audio frequency apparatus；The switch member controls detection circuit power on/off.
The utility model is further arranged to, and the switch member includes fixed station in shell and set on fixing
Metal clips, metal contact chip on platform；The metal clips is electrically connected with detection circuit；The metal contact is set with audio
Standby power electric connection.
The utility model is further arranged to, and the switch member further includes having spring；The spring be set to metal clips with
Between metal contact chip；The free end of the metal clips is extended with convex block.
The utility model is further arranged to, and the isolation module includes diode D1, diode D2 and diode
D3；One end of the resistance R1 is electrically connected with metal clips；The other end of the resistance R1 is grounded by thermistor Rs；Institute
The anode for stating diode D1 is connect with the other end of resistance R1；The cathode of the diode D1 is connect with the cathode of diode D3；
The anode of the diode D3 is connect with the cathode of diode D2；The plus earth of the diode D2；The isolation module with
Switch module connects.
The utility model is further arranged to, and the switch module includes resistance R1, capacitance C1 and triode K1；Institute
The one end for stating resistance R1 is connect with isolation module；The other end of the resistance R1 is connect with the base stage of triode K1；The capacitance
One end of C1 is connect with one end of resistance R1；The other end of the capacitance C1 is grounded；The emitter of the triode and ground connection；Institute
The collector and metal clips for stating triode are electrically connected；The light emitting diode is connect with the output end of triode K1.
The beneficial effects of the utility model：The utility model controls light emitting diode by the way that detection circuit is arranged, can
Case temperature is judged whether in safe range according to the light on and off situation of light emitting diode, and by the way that switch member is arranged, works as sound
Detection circuit is stopped when frequency connector is in blank state, saves the energy.
Description of the drawings
Utility model is described further using attached drawing, but the embodiment in attached drawing does not constitute and appoints to the utility model
What is limited, for those of ordinary skill in the art, without creative efforts, can also be according to the following drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the sectional view of the utility model；
Fig. 3 is the structural schematic diagram of the utility model switch member；
Fig. 4 is the circuit diagram of the utility model；
Reference sign in Fig. 1 to Fig. 4：
1- shells；2- light emitting diodes；3- detection circuits；4- switch members；51- fixed stations；52- metal clips；53- metals
Contact chip；61- springs；62- convex blocks.
Specific implementation mode
The utility model is further described with the following Examples.
From Fig. 1 to Fig. 4；A kind of audio connector with prompting function described in the present embodiment, including shell 1；
The opening of the shell 1 is equipped with light emitting diode 2；The detection circuit 3 for detecting 1 temperature of shell is equipped in the shell 1；
The detection circuit 3 includes division module, isolation module and switch module；The division module includes electricity
Hinder R1 and thermistor Rs；The size of the division module control switch module input voltage；The isolation module is for preventing
Only electric current reverse transfer；The switch module is used to control the light on and off of light emitting diode 2；
Switch member 4 is additionally provided in the shell 1；One end of the switch member 4 is electrically connected with detection circuit 3；The switch
The other end of part 4 and the power electric connection of audio frequency apparatus；The switch member 4 controls 3 power on/off of detection circuit, wherein for the ease of
Understand, therefore the terminal in attached drawing 2 is hidden.
Specifically, the audio connector described in the present embodiment, in vacant, state of the switch member 4 in disconnection, electricity
No electric current on R1 is hindered to pass through, after plug is inserted into audio connector, plug compresses switch member 4 and switch member 4 is closed, to
So that detection circuit 3 is connected with the power supply on audio frequency apparatus, power supply is provided for detection circuit 3, at this point, when temperature change
It waits, the resistance value of thermistor Rs can be with changing so that the size of switch module input voltage also changes therewith, works as voltage
Variation when reaching threshold value, switch module is opened or is closed to control the light on and off of light emitting diode 2, to detect shell
Whether 1 temperature is in safe range.
A kind of audio connector with prompting function described in the present embodiment, the switch member 4 include set on shell 1
Interior fixed station 51 and the metal clips 52 on fixed station 51, metal contact chip 53；The metal clips 52 and detection
Circuit 3 is electrically connected；The power electric connection of the metal contact and audio frequency apparatus.
Specifically, when the audio connector grafting of external plug and the present embodiment, plug squeezes metal clips
52 move toward the direction of metal contact chip 53, when plug and firm audio connector grafting, metal clips 52 and metal
Contact chip 53 contacts so that detection circuit 3 is connected with the power supply on audio frequency apparatus, to start to detect the temperature of shell 1.
A kind of audio connector with prompting function described in the present embodiment, the switch member 4 further include having spring 61；
The spring 61 is set between metal clips 52 and metal contact chip 53；The free end of the metal clips 52 is extended with convex block
62.By the way that spring 61 is arranged so that when plug exits audio connector, metal clips 52 resets so that detection electricity
Road 3 is stopped, while by the way that convex block 62 is arranged, being contacted with metal clips 52 convenient for plug.
A kind of audio connector with prompting function described in the present embodiment, the isolation module includes diode
D1, diode D2 and diode D3；One end of the resistance R1 is electrically connected with metal clips 52；The resistance R1's is another
End is grounded by thermistor Rs；The anode of the diode D1 is connect with the other end of resistance R1；The diode D1's is negative
Pole is connect with the cathode of diode D3；The anode of the diode D3 is connect with the cathode of diode D2；The diode D2's
Plus earth；The isolation module is connect with switch module.The electric current in detection circuit 3 can be prevented by the way that isolation module is arranged
Reverse reflux.
A kind of audio connector with prompting function described in the present embodiment, the switch module include resistance R1,
Capacitance C1 and triode K1；One end of the resistance R1 is connect with isolation module；The other end and triode of the resistance R1
The base stage of K1 connects；One end of the capacitance C1 is connect with one end of resistance R1；The other end of the capacitance C1 is grounded；Described three
The emitter of pole pipe and ground connection；The collector of the triode is electrically connected with metal clips 52；The light emitting diode 2 and three
The output end of pole pipe K1 connects.
Specifically, when temperature is low, the resistance of thermistor Rs is larger, to get larger voltage so that open
Guan Mo input voltages in the block are more than triode K1 reference voltages, triode K1 conductings so that 2 short circuit of light emitting diode, at this time
Light emitting diode 2 extinguishes；When the temperature of shell 1 is higher, the resistance of thermistor Rs is smaller, to get smaller voltage,
So that switching molding input voltage in the block is less than triode K1 reference voltages, triode K1 is disconnected so that light emitting diode 2 obtains
Voltage, light emitting diode 2 is bright at this time.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail to the utility model with reference to preferred embodiment, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (5)
1. a kind of audio connector with prompting function, it is characterised in that：Including shell (1)；The opening of the shell (1)
Equipped with light emitting diode (2)；The detection circuit (3) for detecting shell (1) temperature is equipped in the shell (1)；
The detection circuit (3) includes division module, isolation module and switch module；The division module includes resistance
R1 and thermistor Rs；The size of the division module control switch module input voltage；The isolation module is for preventing
Electric current reverse transfer；The switch module is used to control the light on and off of light emitting diode (2)；
It is additionally provided with switch member (4) in the shell (1)；One end of the switch member (4) is electrically connected with detection circuit (3)；It is described
The power electric connection of the other end and audio frequency apparatus of switch member (4)；The switch member (4) controls detection circuit (3) power on/off.
2. a kind of audio connector with prompting function according to claim 1, it is characterised in that：The switch member
(4) include the fixed station (51) in shell (1) and the metal clips (52) on fixed station (51), metal contact
Piece (53)；The metal clips (52) is electrically connected with detection circuit (3)；The metal contact and the power supply of audio frequency apparatus are electrically connected
It connects.
3. a kind of audio connector with prompting function according to claim 2, it is characterised in that：The switch member
(4) further include having spring (61)；The spring (61) is set between metal clips (52) and metal contact chip (53)；The metal
The free end of shrapnel (52) is extended with convex block (62).
4. a kind of audio connector with prompting function according to claim 2, it is characterised in that：The isolation module
Include diode D1, diode D2 and diode D3；One end of the resistance R1 is electrically connected with metal clips (52)；Institute
The other end for stating resistance R1 is grounded by thermistor Rs；The anode of the diode D1 is connect with the other end of resistance R1；Institute
The cathode for stating diode D1 is connect with the cathode of diode D3；The anode of the diode D3 is connect with the cathode of diode D2；
The plus earth of the diode D2；The isolation module is connect with switch module.
5. a kind of audio connector with prompting function according to claim 4, it is characterised in that：The switch module
Include resistance R1, capacitance C1 and triode K1；One end of the resistance R1 is connect with isolation module；The resistance R1's is another
One end is connect with the base stage of triode K1；One end of the capacitance C1 is connect with one end of resistance R1；The capacitance C1's is another
End ground connection；The emitter of the triode and ground connection；The collector of the triode is electrically connected with metal clips (52)；It is described
Light emitting diode (2) is connect with the output end of triode K1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820415910.XU CN208045890U (en) | 2018-03-26 | 2018-03-26 | A kind of audio connector with prompting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820415910.XU CN208045890U (en) | 2018-03-26 | 2018-03-26 | A kind of audio connector with prompting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208045890U true CN208045890U (en) | 2018-11-02 |
Family
ID=63948972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820415910.XU Active CN208045890U (en) | 2018-03-26 | 2018-03-26 | A kind of audio connector with prompting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208045890U (en) |
-
2018
- 2018-03-26 CN CN201820415910.XU patent/CN208045890U/en active Active
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