CN2469509Y

CN2469509Y - Remote transfusion alarming device

Info

Publication number: CN2469509Y
Application number: CN 01213943
Authority: CN
Inventors: 苏建明
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-01-17
Filing date: 2001-01-17
Publication date: 2002-01-02
Anticipated expiration: 2011-01-17

Abstract

A remote-control transfusion warning device is disclosed. A transmitter consists of a coder IC2, an integrated circuit PT2262, a modulator and a high-frequency oscillator; a receiver consists of a high-frequency reception and amplification, super-regeneration detection, low discharge, and data shaping (integrated circuit RX3310); the pattern number of a decoder is PT2272-L4. The utility model is characterized in that the positive electrode of a battery connects with a manual switch K5, a switch K6 and a time-delay switch, and then with switches K1-K4 of the coder of the transmitter; the transmitter and the receiver connect with a music sending circuit; the switch K6 comprises a spring hanger switch or a pinchcock switch, which connects through the transmitter circuit so that the receiver, after receiving signals, sends out warning by music or voice. The transmitter can also send out music or voice, warning a patient or a nurse to perform timely treatment.

Description

The remote control infusion alarm

The utility model relates to the remote control infusion alarm.

When prior art is infused in the ward, owing to do not have supervising device, when transfusion is intact soon, if the untimely infusion niidl that takes off will cause unsafe factor to patient.

199 pages of electronics newspaper bound volume volume two in 2000, the transmitter and receiver of " application of SAW (Surface Acoustic Wave) resonator in wireless remote control " literary composition, the circuit of prior art is as described below:

See among Fig. 1 shown in the frame of broken lines: transmitter is the miniature very-long-range remote transmitter of quadruple linkage of a band geocoding, scrambler integrated circuit model is PT2262, its 9 pin ground connection, 10-13 pin of PT2262 are connecting resistance R7-R10 respectively, R7-R10 lower end ground connection, 10-13 pin of PT2262 are connecting resistance R3-R6 respectively, R3-R6 meets K switch 1--K4 respectively, resistance R 2 meets 15 of PT2262,16 pin, connect triode Q2 base stage behind the 17 pin connecting resistance R12 of PT2262, triode Q2 grounded emitter, connecting resistance R1 and triode Q1 base stage behind the triode Q2 collector connecting resistance R13, triode Q1 emitter connecting resistance R11 and K switch 1--K4, triode Q1 collector connecting resistance R14, inductor L1, inductor L1 connects capacitor C 1, sound table resonator SAM, inductor L2, capacitor C 1 lower end ground connection, resistance R 14 harmony table resonator SAM connect high frequency power field effect transistor Q3 grid, the drain electrode of termination inductor L3 and field effect transistor Q3 under the inductor L2, the source ground of field effect transistor Q3, inductor L3 connects capacitor C 3, C2, capacitor C 2 ground connection, capacitor C 3 meets antenna ANT, diode D1-D4 negative pole connects 18 pin of PT2262, light emitting diode D8 minus earth connects 18 pin of PT2262 behind the anodal connecting resistance R1 of D8, the 1--8 pin of PT2262 is the numeric data code terminal, 1--8 pin numeric data code and the ground wire of any short circuit PT2262 just can be provided with password respectively.

R11～13, Q1, Q2 form the electronic switch type modulation circuit, when scrambler PT2262 is output as high level, and Q1 conducting, the work of vibration emitter; When scrambler was output as low level, Q1 ended, and the vibration emitter quits work, thereby finished the ASK modulation.R14, Q3, C1, L1, L2 and sound ' show the oscillation of power level that resonator SAW forms 315MHz, L1, L2 and C1 form needed frequency-selecting and the matching network shifted to of SAW, and field effect transistor Q3 and sound table resonator SAW are worked under very high frequency.L3, C2 and C3 form antenna matching network, make antenna impedance and oscillator stage coupling, guarantee its steady operation.

See among Fig. 2 shown in the frame of broken lines: receiver is a core with integrated circuit RX3310,1 pin of RX3310 connects the sound table resonance frequency stabilization oscillation circuit of being made up of triode Q8 harmony table resonator A1,14 pin of RX3310 connect the high frequency receiving circuit of being made up of L1, C5～C6, C20,18 pin of RX3310 connect the DC power supply, 8 pin of RX3310 connect 14 pin of demoder PT2272-L4, the data-signal that RX3310 demodulates is exported 14 pin of sending into demoder PT2272-L4 from 8 pin, by decoder decode.

Technology in above-mentioned " application of SAW (Surface Acoustic Wave) resonator in wireless remote control " article also is not used in the report in the infusion alarm.And can not sound.

The purpose of this utility model is to provide a kind of remote control infusion alarm, when transfusion is intact soon, sends the tele-alarm signal, notifies the nurse in time to handle, and guarantees patient's safety.

Technical scheme: on the basis of the transmitter and receiver of above-mentioned " application of SAW (Surface Acoustic Wave) resonator in wireless remote control " literary composition, increase external circuit and can form the utility model.

The remote control infusion alarm comprises: transmitter comprises that scrambler integrated circuit model is PT2262, K switch 1-K4, triode Q1, Q2, Q3, and receiver comprises that integrated circuit RX3310 is core and demoder IC4PT2272-L4; It is characterized in that:

Transmitter is connected with: anodal hand switch K5 and the K switch 6 of connecting of battery T; K switch 5 and the K switch 1～K4 that connects transmitter after K switch 6 is connected delay switch are connected to music sounding circuit at receiver decoder IC4 PT2972-L4 output terminal;

Delay switch comprises: the other end of hand switch K5 and K switch 6 is connected the collector of resistance R 16, R17 and triode Q7, the base stage of triode Q4 connects resistance R 16, R15 and capacitor C 4, the grounded emitter of triode Q4, resistance R 15, capacitor C 4 lower end ground connection, the collector of triode Q4 connects the base stage of resistance R 17 and triode Q7; The emitter of triode Q7 connects the K switch 1～K4 of transmitter;

K switch 6 is the spring carrier arm switch, comprise: columniform sleeve 1, its upper end is fixed with support 6, support 6 connects the upward hook 11 of hanging Infusion support, there is a cylindrical helical spring 2 inside of sleeve 1, spring 2 upper ends connect support 6, the lower end connects the hook 3 of hanging infusion bottle, the upper end of hook 3 is fixed with a magnet 7, sleeve 1 upper end outer wall is fixed with support plate 9, has 12, one in the hole of a band silk mouthful to have externally threaded adjuster bar 10 to pass hole 12 on the support plate 9 and cooperates with hole 12 and make adjuster bar 10 can rotate adjusting highly, adjuster bar 10 bottoms are dry-reed tube switch 4 fixedly, the leading-out end 5 of dry-reed tube switch, 8 are connected on the transmitter circuitry plate.

Principle of work: the hook 11 at sleeve 1 top hangs on the Infusion support, and infusion bottle hangs on the hook 3, and when beginning to infuse, infusion bottle is heavier, and hook 3 is moved down, and dry-reed tube switch 4 is not connected; When transfusion was intact soon, infusion bottle lightened, and spring 2 returns move on the hook 3, and magnet 7 attracts dry-reed tube switch 4, and dry-reed tube switch 4 is connected, and the battery supply connection is opened transmitter automatically and reported to the police.

K switch 6 can also comprise for the spring clamp switch: lower carriage 26 tops that connect Infusion support are fixedly connected with upper bracket 23, a hole is arranged in the upper bracket 23, the hole internal fixation has rivet 24, rivet 24 overcoats reverse spring 22, also be with pole 21 outside the rivet 24, pole 21 cooperates spring clamp of formation with torsion spring, pole 21 bottoms are mercury cut-off 25 fixedly, and two extension lines of mercury cut-off 25 are connected on the transmitter circuitry plate.

Principle of work: infusion bottle hangs over pole 21 right parts, and when beginning to infuse, infusion bottle is heavier, and making and hanging pole 21 is level, and mercury cut-off 25 is not connected; When transfusion was intact soon, infusion bottle lightened, and spring 22 returns move on the pole right-hand member.Mercury cut-off 25 is connected because tilt, and battery supply is connected, and opens transmitter automatically and reports to the police.

Advantage of the present utility model is:

1, when transfusion is intact soon, can send the tele-alarm signal by transmitter automatically, after receiver receives alerting signal, send music alarm sound or audio alert sound by music sounding circuit.

2, when transmitter sends the tele-alarm signal, the music sounding circuit of transmitter also can send music alarm sound or audio alert sound.

3, receiver can also send the vibration alarming signal except that sending music alarm sound or audio alert sound.

Description of drawings:

Fig. 1: the utility model remote control infusion alarm transmitter circuitry figure.

Fig. 2: the utility model remote control infusion alarm receiver circuit figure.

Fig. 3: K switch 6 is a spring carrier arm switch front view among Fig. 1.

Fig. 4: K switch 6 is a spring clamp switch front view among Fig. 1.

Fig. 5: K switch 6 is that the A-A of spring clamp switch is to axial cut-open view among Fig. 5.

Fig. 6: the music sounding circuit that the remote control infusion alarm is selected for use, model are the circuit diagram of 9561 integrated package.

Embodiment 1:

Increase part of the present utility model is: see Fig. 1, and anodal patient's hand switch K5 in parallel of battery T and K switch 6, hand switch K5 installs on one's sick bed, and its lead is connected on the transmitter, and the lead of K switch 6 is connected on the transmitter; Another termination delay switch of hand switch K5 and K switch 6, delay switch comprises: the other end of hand switch K5 and K switch 6 is connected the collector of resistance R 16, R17 and triode Q7, the base stage of triode Q4 connects resistance R 16, R15 and capacitor C 4, the grounded emitter of triode Q4, resistance R 15, capacitor C 4 lower end ground connection, the collector of triode Q4 connects the base stage of resistance R 17 and triode Q7; The emitter of triode Q7 connects the K switch 1～K4 of transmitter; For transmitter provides power supply.

See Fig. 1, music sounding circuit comprises: the emitter of triode Q7 meets power supply 1 foot VCC and the loudspeaker B1 of diode D5, musical film IC1, the trigger end 2 pin connecting resistance R18 of musical film IC1, resistance R 18 connects diode D5 negative pole, the output terminal OUT of musical film IC1 connects the base stage of triode Q5, triode Q5 grounded emitter, triode Q5 collector meets loudspeaker B1, the earth terminal 5 pin ground connection of musical film IC1; The model of musical film IC1 is 9300 series, or model is the alarm of 9561 series, or model is the voice sheet of 510 series or 169 series.

Fig. 2, the receiver circuit annexation:

Battery T minus earth, the positive pole of battery T connects 1 pin and 18 pin that meet scrambler PT2272-L4 after the K switch 7, diode D7 positive pole connects 1,18 pin of scrambler, diode D7 negative pole meets VCC supply pin 1 pin and the loudspeaker B2 of musical film IC3, trigger end 2 pin of musical film IC3 connect diode D6 negative pole, diode D6 positive pole connects output pin 17 pin of scrambler, the output terminal OUT of musical film IC3 connects the base stage of triode Q6, the Q6 grounded emitter, the Q6 collector meets loudspeaker B2, the earth terminal 5 pin ground connection of musical film IC3, the model of musical film IC3 is 9300 series.

Principle of work:

Transmitter principle: see Fig. 1, Fig. 3, during use, K switch 1～K4 closure of transmitter, during the transfusion beginning, hand switch K5 and K switch 6 all do not have closure, and 18 pin of the scrambler PT2262 of transmitter do not have energized, do not work.When transfusion is intact soon, spring carrier arm K switch 6 is connected triode Q4 conducting, triode Q7 conducting, the K switch 4 of 12V power supply by transmitter gets to 18 pin of scrambler PT2262, scrambler PT2262 work is exported high level to triode Q2 from 17 pin, Q2 and Q1 conducting, the Q3 conducting, Q3 is the high frequency power field effect transistor, and L1, L2 and needed frequency-selecting and the matching network shifted to of C1 composition sound table resonator SAW are worked Q3 and sound table resonator SAW under very high frequency.L3, C2 and C3 form antenna matching network, make antenna impedance and oscillator stage coupling.Diode D8 is luminous.Musical film IC1 work is simultaneously amplified promotion loudspeaker B1 by triode Q5 and is sent musical sound, reminds patient to note.When patient has special circumstances, hand switch K5 can also be pressed, alerting signal can be sent equally.

Receiver principle: see Fig. 2, enter 14 pin of integrated circuit RX3310 after the high frequency receiving circuit received signal of forming by L5, C5～C6, C20, integrated circuit RX3310 finishes high frequency amplification, superregenerative detection, low putting and data shaping work, the data-signal that RX3310 demodulates is input to 14 pin of demoder PT2272-L4 from 8 pin, by decoder decode, decoded signal is input to the triggering pin of musical film IC3 one from 17 pin of PT2272-L4, the OUT pin output high level of IC3, triode Q6 amplifies promotion loudspeaker B2 and sends musical sound, reminds the nurse to note.

Transmitter and/or receiver are connected with music sounding circuit and comprise: output terminal 17 pin at receiver decoder IC4 are connected to music sounding circuit IC7; model is the alarm of 9561 series; or model is 510 series or the voice sheets of 169 series, also belongs to protection domain of the present utility model.

Receiver is connected to the vibration alarming circuit and comprises: diode D30 connects 17 pin of IC4, diode D30 negative pole connects the base stage of triode Q30, the collector connecting resistance R31 of Q30, the emitter of Q30 connects the base stage of capacitor C 30 and triode Q31, the Q31 emitter connects integrated circuit (IC) 6, model is 6,2 pin and the resistance R 30 of NE555, and R30 connects potentiometer W, and 3 pin of IC6 meet vibrating motor M; The anodal connecting resistance R31 of battery supply, the collector of triode Q31,8,4 pin of IC6; 1 pin of capacitor C 30, potentiometer W, IC6, the minus earth of motor M.

Principle: when 17 pin of IC4 output high level, triode Q30 conducting, to capacitor C 30 chargings, after capacitor C 30 is charged to certain value, the Q31 conducting, 6,2 pin input high levels of IC6 NE555 time base circuit regularly begin, the vibrating motor M vibration of switching on; IC6 NE555 regularly finishes, and vibrating motor M stops vibration;

Claims

1, remote control infusion alarm comprises: transmitter comprises that scrambler integrated circuit model is PT2262, K switch 1-K4, triode Q1, Q2, Q3, and receiver comprises that integrated circuit RX3310 is core and demoder IC4PT2272-L4; It is characterized in that:

Transmitter is connected with: anodal hand switch K5 and the K switch 6 of connecting of battery T; K switch 5 and the K switch 1～K4 that connects transmitter after K switch 6 is connected delay switch are connected to music sounding circuit at receiver decoder IC4 PT2272-L4 output terminal;

2, remote control infusion alarm according to claim 1 is characterized in that:

3, remote control infusion alarm according to claim 2 is characterized in that:

K switch 6 replaces with the spring clamp switch and comprises: lower carriage 26 tops that connect Infusion support are fixedly connected with upper bracket 23, a hole is arranged in the upper bracket 23, the hole internal fixation has rivet 24, rivet 24 overcoats reverse spring 22, also be with pole 21 outside the rivet 24, pole 21 cooperates spring clamp of formation with torsion spring, pole 21 bottoms are mercury cut-off 25 fixedly, and two extension lines of mercury cut-off 25 are connected on the transmitter circuitry plate.

4, according to the remote control infusion alarm of claim described 2 or 3, it is characterized in that:

The receiver circuit annexation:

5, according to claim 2 or 3 described remote control infusion alarms, it is characterized in that: transmitter and/or receiver are connected with music sounding circuit and comprise: output terminal 17 pin at receiver decoder IC4 are connected to music sounding circuit IC7, model is the alarm of 9561 series, or model is the voice sheet of 510 series or 169 series;

Transmitter is connected to music sounding circuit and comprises: the emitter of triode Q7 meets power supply 1 foot VCC and the loudspeaker B1 of diode D5, musical film IC1, the trigger end 2 pin connecting resistance R18 of musical film IC1, resistance R 18 connects diode D5 negative pole, the output terminal OUT of musical film IC1 connects the base stage of triode Q5, triode Q5 grounded emitter, triode Q5 collector meets loudspeaker B1, the earth terminal 5 pin ground connection of musical film IC1; The model of musical film IC1 is 9300 series, or model is the alarm of 9561 series, or model is the voice sheet of 510 series or 169 series.

6, remote control infusion alarm according to claim 5, its feature comprises: receiver is connected to the vibration alarming circuit.