Infrared information transmission circuit and the device thereof of the anti-error key of electric power system
Technical field
The utility model relates to a kind of preventing faulty operation of electric power system device, is specifically related to infrared information transmission circuit and the device thereof of the anti-error key of a kind of electric power system.
Background technology
At present also do not have to carry out between computer and the portable electrical appliance effective information transmission and have the infrared information transmitter that portable electrical appliance is carried out charge function simultaneously concurrently, fool proof instrument in electric power system---the use of computer key, when computer key and computer carry out the information transmission, from computer, obtain operation information and open lockset to the scene then, mostly use the direct wire transmission of cable connecting interface, not not reliably, transmission connector easily, brought inconvenience in actual applications.
The utility model content
The purpose of this utility model is to provide infrared information transmission circuit and the device thereof of the anti-error key of a kind of electric power system, and the information transmission that has solved between existing portable electrical appliance and the computer is inconvenient, the problem of jitter.
For solving above-mentioned technical problem, the utility model by the following technical solutions:
The infrared information transmission circuit of the anti-error key of a kind of electric power system, comprise the charging management chip 3A that is installed on the circuit board, the CHRG end of charging management chip 3A is connected with resistance R 3, resistance R 3 connects the output of diode D9, the input of diode D9 connects dc power anode, the VCC end of charging management chip 3A connects dc power anode by voltage stabilizing didoe D8, the SENSE end of charging management chip 3A connects R1 resistance, the 5V positive source is connected with 7 pin of charging management chip 3A through voltage stabilizing didoe D8,4 pin of charging management chip 3A connect the 5V power cathode, 6 pin of charging management chip 3A are connected with the G end that cut-offs chip S1,8 pin of charging management chip 3A are connected with the S end that cut-offs chip S1,1 pin of charging management chip 3A is connected with the D end that cut-offs chip S1, the D end that cut-offs chip S1 is connected with the anode of charging electrode terminal simultaneously, and the negative terminal of charging electrode terminal is connected with the 5V power cathode;
Comprise that also the far infrared of being made up of transmit port, infrared receiving tube D2 and infrared transmitting tube D1 receives, the emission terminal, the negative pole of outer receiving tube D2 is connected with 7 end pin of transmit port, the positive pole of infrared receiving tube D2 is connected with 2 end pin of transmit port, the positive pole of infrared transmitting tube D1 is connected with 3 end pin of transmit port, and the negative pole of infrared transmitting tube D1 connects 5 end pin.
Further, also comprise by light-emitting diode D10 and light-emitting diode D11 and form indicator light circuit, the positive pole of light-emitting diode D10 and light-emitting diode D11 is connected with 1 pin, 2 pin of gang socket X2 on the circuit board respectively, and the negative pole of light-emitting diode D10 and light-emitting diode D11 is connected with 3 pin of gang socket X2.
The infrared information transmitting device of the anti-error key of a kind of electric power system, comprise by the loam cake lower cover and fasten the housing that forms mutually, be provided with the circuit board of the infrared information circuit of power transformer and the anti-error key of the described electric power system of built-in claim 1 in the housing, on cover to be provided with and a pair ofly carry out the charging electrode terminal of contact charging and a pair ofly receive the emission terminal for carrying out wireless messages transmission far infrared with portable electrical appliance for the rechargeable battery to portable electrical appliance, the end of enclosure interior is provided with for the transmit port that is connected with computer and indicator light, circuit board and power transformer, the charging electrode terminal, far infrared receives, the emission terminal, transmit port, indicator light circuit connects.
Compared with prior art, the beneficial effects of the utility model are: adopt charge function and transfer of data integrated design, pass through infrared technique, the information interaction that connects computer and mobile electrical appliance, reduced equipment volume, simple to operate, guarantee the reliability in the data transmission procedure, can also make the user correctly judge charged state, can be used for computer and be connected with information interaction between the computer key.
Description of drawings
Fig. 1 is the charging management chip 3A circuit connection diagram of an embodiment of infrared information circuit of the anti-error key of the utility model electric power system.
Fig. 2 is that the far infrared of an embodiment of infrared information circuit of the anti-error key of the utility model electric power system receives, transmitting terminal electronic circuit connection layout.
Fig. 3 is the indicator light circuit connection layout of an embodiment of infrared information circuit of the anti-error key of the utility model electric power system.
Fig. 4 is the superstructure figure of the infrared information transmitting device of the anti-error key of the utility model electric power system.
Fig. 5 is the enclosure interior structural representation of the infrared information transmitting device of the anti-error key of the utility model electric power system.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, 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 explaining the utility model, and be not used in restriction the utility model.
Fig. 1 shows an embodiment of the infrared information circuit of the anti-error key of the utility model electric power system: the infrared information transmitter of the anti-error key of a kind of electric power system, comprise the charging management chip 3A that is installed on the circuit board, the CHRG end of charging management chip 3A is connected with resistance R 3, resistance R 3 connects the output of diode D9, the input of diode D9 connects dc power anode, the VCC end of charging management chip 3A connects dc power anode by voltage stabilizing didoe D8, the SENSE end of charging management chip 3A connects R1 resistance, the 5V positive source is connected with 7 pin of charging management chip 3A through voltage stabilizing didoe D8,4 pin of charging management chip 3A connect the 5V power cathode, 6 pin of charging management chip 3A are connected with the G end that cut-offs chip S1,8 pin of charging management chip 3A are connected with the S end that cut-offs chip S1,1 pin of charging management chip 3A is connected with the D end that cut-offs chip S1, the D end that cut-offs chip S1 is connected with the anode of charging electrode terminal simultaneously, and the negative terminal of charging electrode terminal is connected with the 5V power cathode; Comprise that also the far infrared of being made up of transmit port, infrared receiving tube D2 and infrared transmitting tube D1 receives, the emission terminal, the negative pole of outer receiving tube D2 is connected with 7 end pin of transmit port, the positive pole of infrared receiving tube D2 is connected with 2 end pin of transmit port, the positive pole of infrared transmitting tube D1 is connected with 3 end pin of transmit port, the negative pole of infrared transmitting tube D1 connects 5 end pin, the information interaction that transmit port and far infrared receive, the son of making a start is finished computer key and computer.
A preferred embodiment according to the infrared information circuit of the anti-error key of the utility model electric power system, also comprise by light-emitting diode D10 and light-emitting diode D11 and form indicator light circuit, the positive pole of light-emitting diode D10 and light-emitting diode D11 is connected with 1 pin, 2 pin of gang socket X2 on the circuit board respectively, and the negative pole of light-emitting diode D10 and light-emitting diode D11 is connected with 3 pin of gang socket X2.
Fig. 4 and Fig. 5 show an embodiment of the infrared information transmitting device of the anti-error key of the utility model electric power system: the infrared information transmitter of the anti-error key of a kind of electric power system, comprise by loam cake 1 lower cover 2 and fasten the housing that forms mutually, be provided with the circuit board 3 of the infrared information circuit of power transformer 5 and the anti-error key of the described electric power system of built-in claim 1 in the housing, loam cake 1 is provided with and a pair ofly carries out the charging electrode terminal 4 of contact charging and a pair ofly receive emission terminal 7 for carrying out wireless messages transmission far infrared with portable electrical appliance for the rechargeable battery to portable electrical appliance, the end of enclosure interior is provided with for the transmit port 8 that is connected with computer and indicator light 6, circuit board 3 and power transformer 5, charging electrode terminal 4, far infrared receives, emission terminal 7, transmit port 8, indicator light 6 circuit connect.
Although be described with reference to the utility model of a plurality of explanatory embodiment of the present utility model here, but, should be appreciated that, those skilled in the art can design a lot of other modification and execution modes, and these are revised and execution mode will drop within the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes also will be tangible.