CN107976925A - Lung ventilator oxygen supplying controller - Google Patents

Lung ventilator oxygen supplying controller Download PDF

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Publication number
CN107976925A
CN107976925A CN201810080021.7A CN201810080021A CN107976925A CN 107976925 A CN107976925 A CN 107976925A CN 201810080021 A CN201810080021 A CN 201810080021A CN 107976925 A CN107976925 A CN 107976925A
Authority
CN
China
Prior art keywords
housing
lung ventilator
circuit
pin
oxygen supplying
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201810080021.7A
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Chinese (zh)
Inventor
邵立新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810080021.7A priority Critical patent/CN107976925A/en
Publication of CN107976925A publication Critical patent/CN107976925A/en
Withdrawn legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Anesthesiology (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Power Engineering (AREA)
  • Percussion Or Vibration Massage (AREA)

Abstract

The present invention proposes a kind of lung ventilator oxygen supplying controller, including housing, DC power supply E, switch S, circuit for controlling motor, wire connection terminal A and B；Circuit for controlling motor includes time-base integrated circuit IC, relay K, triode VT1 ~ VT2, diode D, potentiometer RP, resistance R1 ~ R5, capacitance C1 ~ C2；Housing upper surface is equipped with adjustment hole；S is embedded at housing upper surface, and E and circuit for controlling motor are packaged in housing, and the adjusting knob of RP is stretched out outside circuit box through adjustment hole, and A and B are both secured to housing side.The advantage of the invention is that：Service intermittent and the stopping of oxygen supply motor are controlled using astable oscillator, in patient breaths for its oxygen supply, the oxygen feeding stop in patient expiration, in order to which patient's body metabolism gas is smoothly discharged, improves patient comfort；For different patients, the stop frequency for supplying oxygen motor can be easily adjusted, more to meet the autonomous respiration frequency of patient.

Description

Lung ventilator oxygen supplying controller
Technical field
The present invention relates to a kind of physical therapy lung ventilator component, and in particular to a kind of lung ventilator oxygen supplying controller.
Background technology
In current clinical medicine, effective means of the lung ventilator as an artificial substituting expiratory positive airway pressure function, generally Applied to the respiratory failure caused by a variety of causes, the anesthesia respiration management during major operation, Breathing Suppotion treatment and emergency resuscitation In.However, lung ventilator output is continual oxygen stream in the prior art, advised with the intermittent air-breathing of human body autonomous respiration Rule is not inconsistent, and can hinder the discharge of human body metabolism's gas, causes patient uncomfortable.Therefore, how to provide and a kind of more meet human body and exhale The intermission type artificial air-breather of rule is inhaled, is just seemed particularly necessary.
The content of the invention
The present invention is directed to above-mentioned technical problem, proposes a kind of lung ventilator oxygen supplying controller, and real by the following technical programs It is existing.
The lung ventilator oxygen supplying controller of the present invention includes housing, DC power supply E, switch S, circuit for controlling motor, terminals Sub- A and wire connection terminal B；Circuit for controlling motor includes NE555 type time-base integrated circuits IC, normal-open type relay K, three pole of NPN type Pipe VT1, PNP type triode VT2, rectifier diode D, potentiometer RP, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, Electrolytic capacitor C1 and ceramic disc capacitor C2；The cathode of E connects the 4th pin, one end of R5 and the emitter of VT2 of IC, E at the same time Anode series connection S after at the same time connect the anode of C1, one end of C2, the 1st pin of IC, the emitter of VT1, the anode of D and K One end of iron-core coil；The 2nd pin of IC connects the 6th pin and the adjustable side of RP of IC at the same time, after the 3rd pin serial connection R3 of IC Connect the base stage of VT1, the other end of the 5th pin connection C2 of IC, the 7th pin of IC connect at the same time R2 one end and R1 one End, the other end of the 8th pin connection R1 of IC, the other end of R5 connect the base stage of VT2 and one end of R4, the collection of VT2 at the same time Electrode connects the other end of the cathode of D and the iron-core coil of K, a definite value end of the cathode connection RP of C1, the collection of VT1 at the same time Electrode connects the other end of R4, the normally opened contact connection B of fixed contact the connection A, K of K；The upper surface of housing offers adjusting Hole；S is embedded at the upper surface of housing, and E and circuit for controlling motor are packaged in housing, and the adjusting knob of RP is stretched through adjustment hole Go out outside circuit box, A and B are both secured to housing side.
The present invention can also be improved further by the following technical programs.
Preferably, the DC power supply E is 9V button cells.
Preferably, the wire connection terminal A and wire connection terminal B are wire jumper.
Preferably, the normal-open type relay K is JQX-13F type relays.
Preferably, the VT1 is 9013 type triodes, the VT2 is 3AX81 type triodes, and the D is IN4007 types Diode.
Preferably, the potentiometer RP is APLS10K type step potentiometers.
Preferably, the resistance value of described R1, R2, R3, R4, R5 are respectively 5 kilo-ohms, 10 kilo-ohms, 5 kilo-ohms, 1 kilo-ohm, 10,000 Europe, the capacitance of the capacitance C1 and C2 is respectively 10 microfarads and 0.01 microfarad.
Compared with prior art, the advantages and positive effects of the present invention are：
1st, using the oscillatory type break-make of astable oscillator control relay normally open contact, and then the intermittent of oxygen supply motor is controlled Work and stopping, in patient breaths for its oxygen supply, the oxygen feeding stop in patient expiration, in order to which patient's body metabolism gas is suitable Profit discharge, improves patient comfort；
2nd, for different patients, the frequency of oscillation of astable oscillator can be easily adjusted by potentiometer adjusting knob, is made The stop frequency of oxygen supply motor more meets the autonomous respiration frequency of patient.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of embodiment of lung ventilator oxygen supplying controller of the present invention；
Fig. 2 is the schematic diagram of circuit connection structure in the present embodiment；
Marked in figure：1st, housing；2nd, the adjusting knob of RP；11st, adjustment hole；S, S is switched；A, wire connection terminal A；B, wire connection terminal B.
Embodiment
In order to be better understood from the present invention, illustrate with reference to the accompanying drawings and examples.
Embodiment：As depicted in figs. 1 and 2, the lung ventilator oxygen supplying controller of the present embodiment include housing 1, DC power supply E, Switch S, circuit for controlling motor, wire connection terminal A and wire connection terminal B；Circuit for controlling motor includes NE555 type time-base integrated circuits IC, normal-open type relay K, NPN type triode VT1, PNP type triode VT2, rectifier diode D, potentiometer RP, resistance R1, electricity Hinder R2, resistance R3, resistance R4, resistance R5, electrolytic capacitor C1 and ceramic disc capacitor C2；What the cathode of E connected IC at the same time the 4th draws The emitter of foot, one end of R5 and VT2, connects the anode of C1, one end of C2 after the anode series connection S of E, the 1st of IC the draws at the same time Foot, the emitter of VT1, the anode of D and K iron-core coil one end；The 2nd pin of IC connect at the same time IC the 6th pin and The adjustable side of RP, connects the base stage of VT1 after the 3rd pin serial connection R3 of IC, the other end of the 5th pin connection C2 of IC, and the 7th of IC the Pin connects one end of R2 and one end of R1, the other end of the 8th pin connection R1 of IC at the same time, and the other end of R5 connects at the same time The base stage of VT2 and one end of R4, the collector of VT2 connect the other end of the cathode of D and the iron-core coil of K at the same time, C1's Cathode connects a definite value end of RP, the other end of the collector connection R4 of VT1, the fixed contact connection A of K, the normally opened contact of K Connect B；The upper surface of housing 1 offers adjustment hole 11；S is embedded at the upper surface of housing 1, and E and circuit for controlling motor encapsulate In in housing 1, the adjusting knob 2 of RP is stretched out outside circuit box 1 through adjustment hole 11, and A and B are both secured to 1 side of housing.
In use, A is connected with a pole of the oxygen supply motor in prior art lung ventilator, will supply oxygen another pole of motor with Alternating current firewire connects, and B is connected with alternating current zero curve, you can is supplied using the closed and disconnected control oxygen supply motor of the normally opened contact of K The connecting and disconnecting of electrical circuit.IC, R1, R2, RP, C1 and C2 form astable oscillator；After closing S, the 3rd pin output of IC Pulse voltage；The intermittent conductings of pulse voltage triggering VT1 and VT2 and cut-off, and then drive the intermittent energization of iron-core coil of K And power-off.When the iron-core coil of K is powered, normally opened contact and the fixed contact of K are attracted, and the current supply circuit for supplying oxygen motor is connected, Oxygen supply electrical power work provides oxygen for patient；During the iron-core coil power-off of K, the normally opened contact of K is separated with fixed contact, is supplied The current supply circuit of oxygen motor disconnects, and supplies oxygen motor oxygen feeding stop, in order to which patient smoothly breathes out metabolism gas in vivo, improve and suffer from Person's comfort level.
The DC power supply E can select 9V button cells of the prior art.
The wire connection terminal A and wire connection terminal B can select wire jumper of the prior art.
The normal-open type relay K can select JQX-13F types relay of the prior art.
The VT1 can select 9013 type triode of the prior art, and the VT2 can select of the prior art 3AX81 type triodes, the D can select IN4007 types diode of the prior art.
The potentiometer RP can select APLS10K types step potentiometer of the prior art, its maximum value is 10 Kilo-ohm.
The resistance value of described R1, R2, R3, R4, R5 respectively can with 5 kilo-ohms of selected as, 10 kilo-ohms, 5 kilo-ohms, 1 kilo-ohm, 10,000 Europe, the capacitance of the capacitance C1 and C2 respectively can be with 10 microfarad of selected as and 0.01 microfarad.
It is different in view of the autonomous respiration frequency of different patients, for different patients, revolved by the adjusting of potentiometer RP Button 1 can easily adjust the frequency of oscillation of astable oscillator, the stop frequency of oxygen supply motor is more met the autonomous of patient and exhale Frequency is inhaled, further improves patient comfort.

Claims (7)

  1. A kind of 1. lung ventilator oxygen supplying controller, it is characterised in that：Including housing, DC power supply E, switch S, circuit for controlling motor, Wire connection terminal A and wire connection terminal B；Circuit for controlling motor includes NE555 type time-base integrated circuits IC, normal-open type relay K, NPN Type triode VT1, PNP type triode VT2, rectifier diode D, potentiometer RP, resistance R1, resistance R2, resistance R3, resistance R4, Resistance R5, electrolytic capacitor C1 and ceramic disc capacitor C2；The cathode of E connects the 4th pin of IC, one end of R5 and VT2's at the same time Emitter, connects the 1st pin, the emitter of VT1, the sun of D of the anode of C1, one end of C2, IC after the anode series connection S of E at the same time One end of the iron-core coil of pole and K；The 2nd pin of IC connects the 6th pin and the adjustable side of RP of IC at the same time, and the 3rd of IC draws The base stage of VT1, the other end of the 5th pin connection C2 of IC are connected after foot series connection R3, the 7th pin of IC connects one end of R2 at the same time And one end of R1, the other end of the 8th pin connection R1 of IC, the other end of R5 connect at the same time VT2 base stage and R4 one End, the collector of VT2 connect the other end of the cathode of D and the iron-core coil of K, a definite value of the cathode connection RP of C1 at the same time End, the other end of the collector connection R4 of VT1, the normally opened contact connection B of fixed contact the connection A, K of K；Open the upper surface of housing Equipped with adjustment hole；S is embedded at the upper surface of housing, and E and circuit for controlling motor are packaged in housing, and the adjusting knob of RP passes through Adjustment hole is stretched out outside circuit box, and A and B are both secured to housing side.
  2. 2. lung ventilator oxygen supplying controller according to claim 1, it is characterised in that：The DC power supply E is 9V buttons electricity Pond.
  3. 3. lung ventilator oxygen supplying controller according to claim 1, it is characterised in that：The wire connection terminal A and wire connection terminal B It is wire jumper.
  4. 4. lung ventilator oxygen supplying controller according to claim 1, it is characterised in that：The normal-open type relay K is JQX- 13F type relays.
  5. 5. lung ventilator oxygen supplying controller according to claim 1, it is characterised in that：The VT1 is 9013 type triodes, institute It is 3AX81 type triodes to state VT2, and the D is IN4007 type diodes.
  6. 6. lung ventilator oxygen supplying controller according to claim 1, it is characterised in that：The potentiometer RP is APLS10K types Step potentiometer.
  7. 7. according to claim 1 ~ 6 any one of them lung ventilator oxygen supplying controller, it is characterised in that：The R1, R2, R3, R4, The resistance value of R5 is respectively 5 kilo-ohms, 10 kilo-ohms, 5 kilo-ohms, 1 kilo-ohm, 10 kilo-ohms, and the capacitance of the capacitance C1 and C2 is respectively 10 micro- Method and 0.01 microfarad.
CN201810080021.7A 2018-01-27 2018-01-27 Lung ventilator oxygen supplying controller Withdrawn CN107976925A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810080021.7A CN107976925A (en) 2018-01-27 2018-01-27 Lung ventilator oxygen supplying controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810080021.7A CN107976925A (en) 2018-01-27 2018-01-27 Lung ventilator oxygen supplying controller

Publications (1)

Publication Number Publication Date
CN107976925A true CN107976925A (en) 2018-05-01

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ID=62006296

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810080021.7A Withdrawn CN107976925A (en) 2018-01-27 2018-01-27 Lung ventilator oxygen supplying controller

Country Status (1)

Country Link
CN (1) CN107976925A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110711131A (en) * 2019-10-18 2020-01-21 孔林岚 Control circuit of lactation massage device for obstetrics and gynecology department

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110711131A (en) * 2019-10-18 2020-01-21 孔林岚 Control circuit of lactation massage device for obstetrics and gynecology department

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Application publication date: 20180501

WW01 Invention patent application withdrawn after publication