Clinical nurse timed reminding calling device
Technical field
The present invention relates to field of circuit technology, more particularly to clinical nurse timed reminding calling device.
Background technique
Currently, clinical nurse timed reminding calling device, including nurse's platform controller, timing module, signal transmission module
With signal calibration module, remind calling module, the timing module be used for fixed cycle operator, timing signal through signal transmission module extremely
In nurse's platform controller, nurse's platform controller sends control instruction according to timing signal to reminding in calling module on time, reminds
It is bright that calling module receives control signal triggering attention gatter, while calling related nurse, wherein signal calibration module is according to nurse's platform
The control instruction signal frequency that controller issues adjusts and reminds the received trigger signal of calling module, can overcome control instruction
False alarm signal, anti-stop signal false triggering prompting calling module due to frequency hopping occur for signal.
Summary of the invention
For above situation, for the defect for overcoming the prior art, purpose of the present invention is to provide clinical nurse timings to mention
Wake up calling device, have be skillfully constructed, the characteristic of human oriented design, can to nurse's platform controller issue control instruction believe
Number frequency real-time monitoring, to being converted to the revise signal for reminding calling module to receive trigger signal after Signal Regulation.
Its technical solution solved is clinical nurse timed reminding calling device, including nurse's platform controller, timing mould
Block, signal transmission module and signal calibration module remind calling module, and the timing module is used for fixed cycle operator, timing signal
Through in signal transmission module to nurse's platform controller, nurse's platform controller sends control instruction according to timing signal to prompting on time
In calling module, calling module is reminded to receive control signal triggering attention gatter bright, while calling related nurse, wherein signal school
The control instruction signal frequency that quasi-mode root tuber is issued according to nurse's platform controller adjusts and reminds the received trigger signal of calling module,
The signal calibration module includes frequency collection circuit, feedback regulating circuit and voltage-stabilizing output circuit;
The feedback regulating circuit includes triode Q1, and the base stage of triode Q1 connects the base stage and voltage-stabiliser tube VTL1 of triode Q2
Anode, voltage-stabiliser tube D4 cathode, the collector of triode Q1 meets power supply+5V, and the emitter of triode Q1 connects triode Q2's
The anode of the cathode of emitter and diode D8, diode D9, the anode of the grounded collector of triode Q2, diode D8 connect two
The cathode and the anode of diode D2 of pole pipe D9, one end of resistance R2, capacitor C2 one end, another termination transport and placing device of resistance R2
The non-inverting input terminal of AR1, one end of the anti-phase input terminating resistor R3 of transport and placing device AR1, resistance R4, another termination of resistance R3
Ground, the other end and the emitter of triode Q3, one end of capacitor C2 and diode of the output terminating resistor R4 of transport and placing device AR1
The non-inverting input terminal of the anode of D3, transport and placing device AR3, the cathode of diode D3 connect the cathode of diode D2, the base stage of triode Q3
Connect the cathode of the base stage of triode Q4 and one end of resistance R7, one end of resistance R9 and diode D6, another termination of resistance R9
Ground, the cathode of diode D6 connect the anode of diode D5 and the output end of transport and placing device AR2, the homophase input termination of transport and placing device AR2
One end of the other end of the cathode of diode D5 and resistance R7, resistance R5, the one of the anti-phase input terminating resistor R8 of transport and placing device AR2
End, the other end ground connection of resistance R8, the cathode of the silicon-controlled VTL1 of another termination of resistance R5, the control electrode of silicon-controlled VTL1 connect surely
One end of the anode of pressure pipe D4, the collector of triode Q3 and resistance R6, capacitor C7, the other end ground connection of resistance R6, capacitor C7,
Anti-phase input termination triode Q2, the collector of triode Q4 and one end of resistance R11 of transport and placing device AR3, the hair of triode Q4
One end of emitter-base bandgap grading connecting resistance R10, the inverting input terminal of another termination transport and placing device AR1 of resistance R10, the output end of transport and placing device AR3
One end of connecting resistance R14, the collector of the base stage of another termination triode Q5 of resistance R14, triode Q6, the base of triode Q6
The other end of pole connecting resistance R11, the emitter of triode Q6 meet one end of the emitter of triode Q5, resistance R12, resistance R12
Other end ground connection, the collector of triode Q5 meets power supply+5V.
Due to the use of above technical scheme, the present invention has the following advantages that compared with prior art;
1. adjusting with triode Q1, triode Q2 composition complementary push-pull circuit to frequency collection circuit output signal, letter is overcome
Number intermodulation distortion, while the wide frequency division of signal is filtered out to signal limiter with diode D8, diode D9 composition amplitude limiter circuit
Then amount reduces the noise ratio of signal, surely with transport and placing device AR1 and diode D2, diode D3, capacitor C2 composition Dolby circuit
Determine signal, transport and placing device AR1 output signal is inputted all the way in transport and placing device AR3 non-inverting input terminal, and another way is triode Q3 emitter
Base current potential is provided, wherein silicon-controlled VTL1, voltage-stabiliser tube D4 composition detection circuit detect frequency collection circuit output signal, works as signal
When for abnormal high level signal, silicon-controlled VTL1 triggering and conducting at this time, while using transport and placing device AR2 and diode D5, diode
D6 forms the mean value signal in the abnormal high level signal of mean value detecting circuit extraction, can guarantee the precision of adjustment signal;
2. the signal potential of both switching circuit detection transport and placing device AR1, the transport and placing device AR2 of triode Q3, triode Q4 composition are poor,
In triode Q3 feedback level difference signal to transport and placing device AR3 inverting input terminal, transport and placing device AR3 output amplitude, amplifier are adjusted
Device AR3 plays the role of comparison signal, stabilization signal quiescent point, while triode Q4 feedback signal is anti-to transport and placing device AR1
Phase input terminal can further adjust the effect of transport and placing device AR1 output signal current potential, reach the work of dysregulation high level signal
With, that is to say anti-stop signal due to frequency hopping and false triggering remind calling module, finally with triode Q5, triode Q6 composition
Voltage signal is converted to level signal by level shifting circuit, and calling module work is reminded in triggering, with triode Q7, voltage-stabiliser tube
The voltage regulator circuit pressure stabilizing of D7 composition, further increases the stability of signal, is sent to prompting calling module through signal projector E1
It is interior, it adjusts and reminds the received trigger signal of calling module.
Detailed description of the invention
Fig. 1 is the feedback regulating circuit figure of clinical nurse timed reminding calling device of the present invention.
Fig. 2 is the frequency collection circuit figure of clinical nurse timed reminding calling device of the present invention.
Fig. 3 is the voltage-stabilizing output circuit figure of clinical nurse timed reminding calling device of the present invention.
Specific embodiment
For the present invention aforementioned and other technology contents, feature and effect, in following cooperation with reference to figures 1 through attached drawing 3
To in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following embodiment is with specification
Attached drawing is reference.
Embodiment one, clinical nurse timed reminding calling device, including the transmission of nurse's platform controller, timing module, signal
Module and signal calibration module remind calling module, and the timing module is used for fixed cycle operator, and timing signal transmits mould through signal
In block to nurse's platform controller, nurse's platform controller is sent according to timing signal on time in control instruction to prompting calling module,
It reminds calling module to receive control signal triggering attention gatter bright, while calling related nurse, wherein signal calibration module is according to shield
The control instruction signal frequency that scholar's platform controller issues adjusts and reminds the received trigger signal of calling module, which is characterized in that institute
Stating signal calibration module includes frequency collection circuit, feedback regulating circuit and voltage-stabilizing output circuit;
The feedback regulating circuit, which exports frequency collection circuit with triode Q1, triode Q2 composition complementary push-pull circuit, to be believed
It number adjusts, overcomes signal intermodulation distortion, while filtering out to signal limiter with diode D8, diode D9 composition amplitude limiter circuit
Then the wideband component of signal reduces letter with transport and placing device AR1 and diode D2, diode D3, capacitor C2 composition Dolby circuit
Number noise ratio, stabilization signal, transport and placing device AR1 output signal inputs all the way in transport and placing device AR3 non-inverting input terminal, another way three
Pole pipe Q3 emitter provides base current potential, wherein silicon-controlled VTL1, voltage-stabiliser tube D4 composition detection circuit detection frequency collection circuit are defeated
Signal out, when signal is abnormal high level signal, silicon-controlled VTL1 triggering and conducting, while utilization transport and placing device AR2 and two at this time
Pole pipe D5, diode D6 form the mean value signal in the abnormal high level signal of mean value detecting circuit extraction, can guarantee to adjust letter
Number precision, convenient for the signal of the switching circuit detection transport and placing device AR1 of triode Q3, triode Q4 composition, both transport and placing device AR2
Potential difference in triode Q3 feedback level difference signal to transport and placing device AR3 inverting input terminal, adjusts the vibration of transport and placing device AR3 output signal
Width, transport and placing device AR3 play the role of comparison signal, stabilization signal quiescent point, while triode Q4 feedback signal to amplifier
Device AR1 inverting input terminal can further adjust the effect of transport and placing device AR1 output signal current potential, reach dysregulation high level
The effect of signal, that is to say anti-stop signal due to frequency hopping and false triggering remind calling module, finally use triode Q5, triode
Voltage signal is converted to level signal by the level shifting circuit of Q6 composition, and calling module work is reminded in triggering;
The feedback regulating circuit specific structure, the base stage and voltage-stabiliser tube VTL1 that the base stage of triode Q1 meets triode Q2 are just
Pole, voltage-stabiliser tube D4 cathode, the collector of triode Q1 meets power supply+5V, and the emitter of triode Q1 connects the transmitting of triode Q2
The anode of the cathode of pole and diode D8, diode D9, the anode of the grounded collector of triode Q2, diode D8 connect diode
The cathode and the anode of diode D2 of D9, one end of resistance R2, capacitor C2 one end, another termination transport and placing device AR1 of resistance R2
Non-inverting input terminal, one end of the anti-phase input terminating resistor R3 of transport and placing device AR1, resistance R4, the other end ground connection of resistance R3, fortune
Put the other end and the emitter of triode Q3, one end of capacitor C2 and diode D3 of the output terminating resistor R4 of device AR1
The non-inverting input terminal of anode, transport and placing device AR3, the cathode of diode D3 connect the cathode of diode D2, and the base stage of triode Q3 connects three
The base stage of pole pipe Q4 and one end, one end of resistance R9 and the cathode of diode D6 of resistance R7, the other end ground connection of resistance R9, two
The cathode of pole pipe D6 connects the anode of diode D5 and the output end of transport and placing device AR2, and the homophase input of transport and placing device AR2 terminates diode
One end of the other end of the cathode of D5 and resistance R7, resistance R5, one end of the anti-phase input terminating resistor R8 of transport and placing device AR2, electricity
The other end ground connection of R8 is hindered, the cathode of the silicon-controlled VTL1 of another termination of resistance R5, the control electrode of silicon-controlled VTL1 connects voltage-stabiliser tube
One end of the anode of D4, the collector of triode Q3 and resistance R6, capacitor C7, the other end ground connection of resistance R6, capacitor C7, amplifier
Anti-phase input termination triode Q2, the collector of triode Q4 and one end of resistance R11 of device AR3, the emitter of triode Q4
The output of one end of connecting resistance R10, the inverting input terminal of another termination transport and placing device AR1 of resistance R10, transport and placing device AR3 terminates electricity
One end of R14, the collector of the base stage of another termination triode Q5 of resistance R14, triode Q6 are hindered, the base stage of triode Q6 connects
The other end of resistance R11, the emitter of triode Q6 connect one end of the emitter of triode Q5, resistance R12, and resistance R12's is another
One end ground connection, the collector of triode Q5 meet power supply+5V.
Embodiment two, on the basis of example 1, the voltage-stabilizing output circuit are formed with triode Q7, voltage-stabiliser tube D7
Voltage regulator circuit pressure stabilizing, further increase the stability of signal, through signal projector E1 be sent to remind calling module in, adjust
Remind the received trigger signal of calling module, one end of the collector connecting resistance R13 of triode Q7 and power supply+5V, triode Q7
Base stage connecting resistance R13 the other end and voltage-stabiliser tube D7 cathode, the emitter of the plus earth of voltage-stabiliser tube D7, triode Q7 connects
Signal projector E1.
Embodiment three, on the basis of example 2, the frequency collection circuit select the frequency of model SJ-ADC to adopt
Storage J1 acquires the control instruction signal frequency that nurse's platform controller issues, the power supply termination power+5V of frequency collection device J1, frequency
The ground terminal of rate collector J1 is grounded, the cathode of frequency collection device J1 output termination voltage-stabiliser tube D1 and one end of resistance R1, pressure stabilizing
The plus earth of pipe D1, one end of another termination capacitor C1 of resistance R1, triode Q1 base stage, another termination of capacitor C1
Ground.
The present invention it is specifically used when, clinical nurse timed reminding calling device, including nurse's platform controller, timing module,
Signal transmission module and signal calibration module remind calling module, and the timing module is used for fixed cycle operator, and timing signal is through believing
In number transmission module to nurse's platform controller, nurse's platform controller sends control instruction according to timing signal to reminding calling on time
In module, calling module is reminded to receive control signal triggering attention gatter bright, while calling related nurse, wherein signal calibration mould
The control instruction signal frequency that root tuber is issued according to nurse's platform controller adjusts and reminds the received trigger signal of calling module, described
Signal calibration module includes frequency collection circuit, feedback regulating circuit and voltage-stabilizing output circuit, with triode Q1, triode Q2
Form complementary push-pull circuit to adjust frequency collection circuit output signal, overcome signal intermodulation distortion, at the same with diode D8,
Diode D9 forms amplitude limiter circuit to signal limiter, filters out the wideband component of signal, then uses transport and placing device AR1 and diode
D2, diode D3, capacitor C2 composition Dolby circuit reduce the noise ratio of signal, and stabilization signal, transport and placing device AR1 output signal is all the way
Input transport and placing device AR3 non-inverting input terminal in, another way provides base current potential for triode Q3 emitter, wherein silicon-controlled VTL1, surely
Pressure pipe D4 forms detection circuit and detects frequency collection circuit output signal, when signal is abnormal high level signal, at this time controllably
Silicon VTL1 triggering and conducting, at the same it is abnormal high with transport and placing device AR2 and diode D5, diode D6 composition mean value detecting circuit extraction
Mean value signal in level signal can guarantee the precision of adjustment signal, convenient for the switch electricity of triode Q3, triode Q4 composition
The signal potential that both transport and placing device AR1, transport and placing device AR2 are detected in road is poor, and triode Q3 feedback level difference signal is anti-to transport and placing device AR3
In phase input terminal, transport and placing device AR3 output amplitude is adjusted, transport and placing device AR3 plays the role of comparison signal, and stabilization signal is static
Operating point, while triode Q4 feedback signal can further adjust transport and placing device AR1 output to transport and placing device AR1 inverting input terminal
The effect of signal potential has the function that dysregulation high level signal, that is to say anti-stop signal due to frequency hopping and false triggering mentions
Voltage signal is finally converted to level letter with the level shifting circuit of triode Q5, triode Q6 composition by awake calling module
Number, calling module work is reminded in triggering.
The above is that further detailed description of the invention, and it cannot be said that the present invention in conjunction with specific embodiment
Specific implementation is limited only to this;Belonging to the present invention and for those skilled in the technology concerned, it is being based on skill of the present invention
Under the premise of art scheme thinking, it is made expansion and operating method, data replacement, should all fall in the scope of the present invention it
It is interior.