CN212966450U

CN212966450U - Patient falls down circuit of seeking help

Info

Publication number: CN212966450U
Application number: CN202021796018.4U
Authority: CN
Inventors: 徐伟清; 张振宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-13
Anticipated expiration: 2030-08-25

Abstract

The utility model relates to the field of medical equipment, especially, relate to a patient falls down circuit of seeking help. The technical problem of the utility model is that: the patient falling help seeking circuit can remind medical staff that a patient falls. The technical scheme is as follows: the utility model provides a patient falls down circuit of seeking help, includes battery power supply unit, switch, first multi-resonance circuit, second multi-resonance circuit etc. switch is connected with first multi-resonance circuit's input, first multi-resonance circuit's output is connected with second multi-resonance circuit's input. The utility model can remind the medical staff that the patient falls down and needs to be held up in time through the loudspeaker; whether a patient falls down or not can be sensed through the mercury switch, the loudspeaker can sound when the patient falls down, and the patient does not need to manually press the switch, so that medical care personnel can be reminded in time; the sound emitted by the loudspeaker can be adjusted according to actual conditions through the action of the first potentiometer.

Description

Patient falls down circuit of seeking help

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a patient falls down circuit of seeking help.

Background

In the hospital, often there is some severe patients to need hospitalization, patient is in the in-patient period, except that bed rest, still need carry out appropriate rehabilitation training, it has certain effect to the rapid healing of damage and the recovery that promotes the function, because patient has not recovered completely yet, can fall down when training, at this moment, patient will shout aloud, let medical personnel hold up oneself, but the flow of people is generally great in the hospital, medical personnel can not hear patient's shout, lead to medical personnel can't in time hold up patient.

Aiming at the existing problems, a help seeking circuit capable of reminding medical staff that a patient falls down is developed.

SUMMERY OF THE UTILITY MODEL

Generally bigger in order to overcome the flow of people in the hospital, medical personnel can not hear patient's yelling, lead to medical personnel can't in time with the shortcoming that patient got up, the technical problem of the utility model is that: the patient falling help seeking circuit can remind medical staff that a patient falls.

The technical scheme is as follows: the utility model provides a patient falls down circuit of seeking help, is including battery power supply unit, switch, first multi-resonance circuit, the multi-resonance circuit of second and speaker, switch is connected with the input of first multi-resonance circuit, the output of first multi-resonance circuit is connected with the input of the multi-resonance circuit of second, the output and the speaker of the multi-resonance circuit of second are connected, battery power supply unit is switch, first multi-resonance circuit, the multi-resonance circuit of second and speaker power supply.

In a preferred embodiment of the present invention, the power supply further comprises a delay circuit and a mercury switch, the power switch is connected to the input terminal of the delay circuit, the input terminal of the delay circuit is connected to the mercury switch, the input terminal of the delay circuit is connected to the first multi-resonant circuit, and the battery power supply unit supplies power to the delay circuit and the mercury switch.

In a preferred embodiment of the present invention, the battery power supply unit further comprises a first potentiometer, the first potentiometer is connected to the input terminal of the first multi-resonant circuit, and the battery power supply unit supplies power to the first potentiometer.

In a preferred embodiment of the present invention, the delay circuit comprises a battery BT1, a switch S1, a switch U3, a transistor Q1-Q2, a potentiometer VR1, an electrolytic capacitor EC1, a resistor R1, and a zener diode ZD1, the emitter of the triode Q1 is connected in series with a switch S1, a storage battery BT1 and a switch U3, the other end of the switch U3 is grounded, one end and the input end of the potentiometer VR1 are both connected with the emitter of the triode Q1, the other end of the potentiometer VR1 is connected with the electrolytic capacitor EC1, the other end of the electrolytic capacitor EC1 is grounded, the emitter of the triode Q1 is connected with the resistor R1 in series and the collector of the triode Q2 in series, the collector of the triode Q2 is connected with the base of the triode Q1, the base of the triode Q2 is connected with the electrolytic capacitor EC1, the emitter of the triode Q2 is connected with a zener diode ZD1, and the anode of the zener diode ZD1 is grounded.

In a preferred embodiment of the present invention, the first multi-resonant circuit comprises a time-base integrated circuit NE555-U1, a potentiometer VR2, an electrolytic capacitor EC2, a capacitor C1 and a resistor R2, wherein pin 1 of the time-base integrated circuit NE555-U1 is grounded, pin 2 of the time-base integrated circuit NE555-U1 is connected to pin 6 thereof, pin 4 of the time-base integrated circuit NE555-U1 is connected to the collector of a transistor Q1, the emitter of the transistor Q1 is connected to pin 8 of the time-base integrated circuit NE555-U1, pin 8 of the time-base integrated circuit NE555-U1 is connected in series with a resistor R2, a potentiometer VR2 and an electrolytic capacitor VR2, the other end of the electrolytic capacitor EC2 is grounded, pin 7 of the time-base integrated circuit NE555-U1 is connected to the input of the potentiometer VR2, pin 2 of the time-base integrated circuit NE555-U1 is connected to the node 493 between the potentiometer VR2 and the capacitor VR2, the pin 5 of the time base integrated circuit NE555-U1 is connected with a capacitor C1, and the other end of the capacitor C1 is grounded.

In a preferred embodiment of the present invention, said second multi-resonant circuit comprises a time-base integrated circuit NE555-U2, resistors R3-R5, a capacitor C2, an electrolytic capacitor EC3 and a horn LS1, said time-base integrated circuit NE555-U2 having pin 1 connected to ground, said time-base integrated circuit NE555-U2 having pin 4 connected to pin 8 thereof, said time-base integrated circuit NE555-U2 having pin 2 connected to pin 6 thereof, said time-base integrated circuit NE555-U2 having pin 8 connected to pin 8 of time-base integrated circuit NE555-U1, said time-base integrated circuit NE555-U2 having pin 8 connected in series to resistor R3, resistor R4 and capacitor C2, said capacitor C2 having the other end connected to ground, said time-base integrated circuit NE555-U2 having pin 7 connected to the node between resistor R3 and resistor R4, said time-base integrated circuit NE 555-U465 having pin 2 connected to the node between resistor R4 and the capacitor 57324, an electrolytic capacitor EC3 and a loudspeaker LS1 are connected in series with a pin 3 of the time-base integrated circuit NE555-U2, the other end of the loudspeaker LS1 is grounded, a pin 5 of the time-base integrated circuit NE555-U2 is connected with a resistor R5, and the other end of the resistor R5 is connected with a pin 3 of the time-base integrated circuit NE 555-U1.

Has the advantages that:

1. the medical staff can be reminded that the patient falls down through the loudspeaker, and the patient needs to be held up in time.

2. Whether patient falls down can be responded to through the mercury switch, and when patient falls down, can sound by the speaker, do not need patient's manual switch of pressing to medical personnel can in time be reminded.

3. The sound emitted by the loudspeaker can be adjusted according to actual conditions through the action of the first potentiometer.

Drawings

Fig. 1 is a circuit block diagram of the present invention.

Fig. 2 is a schematic circuit diagram of the present invention.

Labeled as: 1_ battery power supply unit, 2_ power switch, 3_ delay circuit, 4_ mercury switch, 5_ first multi-resonant circuit, 6_ second multi-resonant circuit, 7_ loudspeaker, 8_ first potentiometer.

Detailed Description

Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Example 1

The utility model provides a patient falls down and seeks help circuit, as shown in figure 1, including battery power supply unit 1, switch 2, first multi-resonance circuit 5, second multi-resonance circuit 6 and speaker 7, switch 2 is connected with first multi-resonance circuit 5's input, first multi-resonance circuit 5's output is connected with second multi-resonance circuit 6's input, second multi-resonance circuit 6's output is connected with speaker 7, battery power supply unit 1 is switch 2, first multi-resonance circuit 5, second multi-resonance circuit 6 and speaker 7 power supply.

When a patient falls down, the power switch 2 is pressed down, the first multi-resonant circuit 5 and the second multi-resonant circuit 6 control the loudspeaker 7 to sound, so that medical personnel are reminded of the patient to fall down, and the patient needs to be held up in time. The power switch 2 is pressed again and the speaker 7 does not sound.

Example 2

On the basis of the embodiment 1, as shown in fig. 1, the power supply device further includes a delay circuit 3 and a mercury switch 4, the power supply switch 2 is connected to an input end of the delay circuit 3, an input end of the delay circuit 3 is connected to the mercury switch 4, an input end of the delay circuit 3 is connected to a first multi-resonant circuit 5, and the storage battery power supply unit 1 supplies power to the delay circuit 3 and the mercury switch 4.

Patient presses switch 2 earlier, and patient falls down to seek help the circuit and goes up, and when patient falls down, the position of mercury switch 4 changes, and speaker 7 sounds, reminds medical personnel patient to fall down, so does not need patient's manual switch of pressing to can in time remind medical personnel, delay circuit 3 begins the timing, and after the time arrived, speaker 7 does not sound, avoids speaker 7 to send sound for a long time and influences other patients and have a rest.

The device further comprises a first potentiometer 8, the first potentiometer 8 is connected with the input end of the first multi-resonant circuit 5, and the storage battery power supply unit 1 supplies power to the first potentiometer 8.

The medical staff can adjust the pulse width output by the second multi-resonant circuit 6 through the first potentiometer 8 to change the sound emitted by the loudspeaker 7.

Example 3

A circuit for helping a patient fall down is shown in figure 2, the delay circuit 3 comprises a storage battery BT1, a switch S1, a switch U3, a triode Q1-Q2, a potentiometer VR1, an electrolytic capacitor EC1, a resistor R1 and a zener diode ZD1, the emitter of the triode Q1 is connected in series with a switch S1, a storage battery BT1 and a switch U3, the other end of the switch U3 is grounded, one end and the input end of the potentiometer VR1 are both connected with the emitter of the triode Q1, the other end of the potentiometer VR1 is connected with the electrolytic capacitor EC1, the other end of the electrolytic capacitor EC1 is grounded, the emitter of the triode Q1 is connected with the resistor R1 in series and the collector of the triode Q2 in series, the collector of the triode Q2 is connected with the base of the triode Q1, the base of the triode Q2 is connected with the electrolytic capacitor EC1, the emitter of the triode Q2 is connected with a zener diode ZD1, and the anode of the zener diode ZD1 is grounded.

The first multi-resonant circuit 5 comprises a time-base integrated circuit NE555-U1, a potentiometer VR2, an electrolytic capacitor EC2, a capacitor C1 and a resistor R2, wherein a pin 1 of the time-base integrated circuit NE555-U1 is grounded, a pin 2 of the time-base integrated circuit NE555-U1 is connected with a pin 6 thereof, a pin 4 of the time-base integrated circuit NE555-U1 is connected with a collector of a transistor Q1, an emitter of the transistor Q1 is connected with a pin 8 of the time-base integrated circuit NE555-U1, a pin 8 of the time-base integrated circuit NE555-U1 is connected in series with the resistor R2, the potentiometer VR2 and the electrolytic capacitor EC2, the other end of the electrolytic capacitor EC2 is grounded, a pin 7 of the time-base integrated circuit NE555-U1 is connected with an input terminal of the potentiometer VR2, a pin 2 of the time-base integrated circuit NE555-U1 is connected with a node between the potentiometer VR2 and the electrolytic capacitor EC2, and the capacitor C639 of the time-base integrated circuit NE555-U1, the other end of the capacitor C1 is grounded.

The second multi-resonant circuit 6 comprises a time base integrated circuit NE555-U2, a resistor R3-R5, a capacitor C2, an electrolytic capacitor EC3 and a loudspeaker LS1, wherein a pin 1 of the time base integrated circuit NE555-U2 is grounded, a pin 4 of the time base integrated circuit NE555-U2 is connected with a pin 8 thereof, a pin 2 of the time base integrated circuit NE555-U2 is connected with a pin 6 thereof, a pin 8 of the time base integrated circuit NE555-U2 is connected with a pin 8 of the time base integrated circuit NE555-U1, the pin 8 of the time base integrated circuit NE555-U2 is connected with a resistor R3, a resistor R4 and a capacitor C2 in series, the other end of the capacitor C2 is grounded, a pin 7 of the time base integrated circuit NE 555-U9 is connected with a node between the resistor R3 and the resistor R4, the pin 2 of the time base integrated circuit NE555-U2 is connected with a resistor R4 and the capacitor C2, the time base integrated circuit NE 555-U3 is connected with a node LS 863 and the capacitor LS 8672, the other end of the loudspeaker LS1 is grounded, the 5-pin of the time base integrated circuit NE555-U2 is connected with a resistor R5, and the other end of the resistor R5 is connected with the 3-pin of the time base integrated circuit NE 555-U1.

The patient presses the switch S1, the patient falls over the help seeking circuit is powered on, medical staff sets the duration time of the low level output by the 3 feet of the time base integrated circuit NE555-U2 through the potentiometer VR1, the timing time is set, then the pulse width output by the time base integrated circuit NE555-U2 is set through the potentiometer VR2, the duty ratio is adjusted, the sound emitted by the horn LS1 is changed, when the patient falls over, the position of the switch U3 is changed, the low level output by the 3 feet of the time base integrated circuit NE555-U2 is generated, the horn LS1 sounds to remind the medical staff that the patient falls over, the patient needs to be held up in time, the time delay circuit 3 starts to time, after the time is up, the high level output by the 3 feet of the time base integrated circuit NE555-U2 is generated, and the horn LS1 does not sound.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A patient falls down and seeks help circuit, characterized by: including battery power supply unit (1), switch (2), first multi-resonance circuit (5), second multi-resonance circuit (6) and speaker (7), switch (2) are connected with the input of first multi-resonance circuit (5), the output of first multi-resonance circuit (5) is connected with the input of second multi-resonance circuit (6), the output of second multi-resonance circuit (6) is connected with speaker (7), battery power supply unit (1) is switch (2), first multi-resonance circuit (5), second multi-resonance circuit (6) and speaker (7) power supply.

2. The patient fall help seeking circuit according to claim 1, wherein: still including delay circuit (3) and mercury switch (4), switch (2) are connected with the input of delay circuit (3), the input and the mercury switch (4) of delay circuit (3) are connected, the input and the first multi-resonant circuit (5) of delay circuit (3) are connected, battery power supply unit (1) is delay circuit (3) and mercury switch (4) power supply.

3. The patient fall help seeking circuit according to claim 2, wherein: the storage battery power supply device is characterized by further comprising a first potentiometer (8), wherein the first potentiometer (8) is connected with the input end of the first multi-resonant circuit (5), and the storage battery power supply unit (1) supplies power to the first potentiometer (8).

4. The patient fall help seeking circuit according to claim 3, wherein: the delay circuit (3) comprises a storage battery BT1, a switch S1, a switch U3, a triode Q1-Q2, a potentiometer VR1, an electrolytic capacitor EC1, a resistor R1 and a zener diode ZD1, wherein the emitter of the triode Q1 is connected with the switch S1, the storage battery BT1 and the switch U3 in series, the other end of the switch U3 is grounded, one end and the input end of the potentiometer VR1 are connected with the emitter of a triode Q1, the other end of the potentiometer VR1 is connected with the electrolytic capacitor EC1, the other end of the electrolytic capacitor EC1 is grounded, the emitter of the triode Q1 is connected with the resistor R1 and the collector of a triode Q2, the collector of the triode Q2 is connected with the base of the triode Q1, the base of the triode Q2 is connected with the electrolytic capacitor EC1, the emitter of the triode Q2 is connected with the zener diode ZD1, and the anode of the zener diode ZD1 is grounded.

5. The patient fall help seeking circuit according to claim 4, wherein: the first multi-resonant circuit (5) comprises a time-base integrated circuit NE555-U1, a potentiometer VR2, an electrolytic capacitor EC2, a capacitor C1 and a resistor R2, wherein a pin 1 of the time-base integrated circuit NE555-U1 is grounded, a pin 2 of the time-base integrated circuit NE555-U1 is connected with a pin 6 thereof, a pin 4 of the time-base integrated circuit NE555-U1 is connected with a collector of a transistor Q1, an emitter of the transistor Q1 is connected with a pin 8 of the time-base integrated circuit NE555-U1, a pin 8 of the time-base integrated circuit NE555-U1 is connected in series with the resistor R2, the potentiometer VR2 and the electrolytic capacitor EC2, the other end of the electrolytic capacitor EC2 is grounded, a pin 555-U5737 of the time-base integrated circuit NE555-U1 is connected with an input end of the potentiometer VR2, a pin 2 of the time-base integrated circuit NE555-U1 is connected with a node 555 between the potentiometer EC2 and the electrolytic capacitor EC2, and a node 555-U2, and the capacitor C639 of the time, the other end of the capacitor C1 is grounded.

6. The patient fall help seeking circuit according to claim 5, wherein: the second multi-resonant circuit (6) comprises a time-base integrated circuit NE555-U2, a resistor R3-R5, a capacitor C2, an electrolytic capacitor EC3 and a loudspeaker LS1, wherein a pin 1 of the time-base integrated circuit NE555-U2 is grounded, a pin 4 of the time-base integrated circuit NE555-U2 is connected with a pin 8 thereof, a pin 2 of the time-base integrated circuit NE555-U2 is connected with a pin 6 thereof, a pin 8 of the time-base integrated circuit NE555-U2 is connected with a pin 8 of the time-base integrated circuit NE555-U1, the pin 8 of the time-base integrated circuit NE555-U2 is connected with a resistor R3, a resistor R4 and a capacitor C2 in series, the other end of the capacitor C2 is grounded, a pin 7 of the time-base integrated circuit NE 555-U9 is connected with a node between the resistor R6862 and a resistor R4, a pin 2 of the time-base integrated circuit NE555-U2 is connected with a resistor R4 and a capacitor C2, the time-base integrated circuit NE 555-U3 is connected with a node LS 863 and the capacitor LS 8672, the other end of the loudspeaker LS1 is grounded, the 5-pin of the time base integrated circuit NE555-U2 is connected with a resistor R5, and the other end of the resistor R5 is connected with the 3-pin of the time base integrated circuit NE 555-U1.