CN105411543A - Intelligent captain function recognition platform - Google Patents
Intelligent captain function recognition platform Download PDFInfo
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- CN105411543A CN105411543A CN201610004976.5A CN201610004976A CN105411543A CN 105411543 A CN105411543 A CN 105411543A CN 201610004976 A CN201610004976 A CN 201610004976A CN 105411543 A CN105411543 A CN 105411543A
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- 239000008280 blood Substances 0.000 claims abstract description 84
- 210000004369 blood Anatomy 0.000 claims abstract description 84
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 69
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 69
- 239000001301 oxygen Substances 0.000 claims abstract description 69
- 238000001514 detection method Methods 0.000 claims abstract description 43
- 238000004891 communication Methods 0.000 claims abstract description 24
- 238000004088 simulation Methods 0.000 claims description 39
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000005856 abnormality Effects 0.000 claims description 7
- 230000003321 amplification Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 238000010009 beating Methods 0.000 claims description 3
- 210000004204 blood vessel Anatomy 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 230000004962 physiological condition Effects 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 description 11
- 108010054147 Hemoglobins Proteins 0.000 description 4
- 102000001554 Hemoglobins Human genes 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 108010064719 Oxyhemoglobins Proteins 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000003653 coastal water Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 206010020852 Hypertonia Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000003701 histiocyte Anatomy 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
- A61B5/14552—Details of sensors specially adapted therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient; User input means
- A61B5/746—Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2503/00—Evaluating a particular growth phase or type of persons or animals
- A61B2503/20—Workers
- A61B2503/22—Motor vehicles operators, e.g. drivers, pilots, captains
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Molecular Biology (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Physiology (AREA)
- Cardiology (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention relates to an intelligent captain function recognition platform. The recognition platform comprises a pulse detection subsystem, a blood oxygen detection subsystem, an emergency key and an AT 89C51 chip. The pulse detection subsystem is used for extracting pulse information of a captain driving in a cockpit of a passenger ship. The blood oxygen detection subsystem is used for extracting blood oxygen information of the captain driving in the cockpit of the passenger ship. The AT 89C51chip is connected with the pulse detection subsystem and the blood oxygen detection subsystem respectively and determines whether to control the emergency key to start emergency communication equipment according to detection results of the pulse detection subsystem and the blood oxygen detection subsystem. By means of the intelligent captain function recognition platform, early warning can be provided for passengers of the passenger ship according to the physiological condition of the captain driving the passenger ship.
Description
Technical field
The present invention relates to blood Monitoring Oxygen Ventilation field, particularly relate to a kind of intelligent captain's function Identification platform.
Background technology
In prior art, passenger steamer object itself is mainly concentrated on to the monitoring of passenger steamer, and to driving the captain of passenger steamer, corresponding monitoring means are limited, are more the video monitorings to passenger compartment, even if having some for the monitoring means of driver's cabin, also is mostly detections to the limited physical quantity such as cabin interior temperature, air pressure, lack the detection to the physiological status of captain, say nothing of and adopt when captain's abnormal state, notify the communication mechanism of the personnel of passenger compartment in time.
But in fact, the physiological status of captain is extremely important, on the one hand, captain's spirit hypertonicity or ill situation may be there is, if do not notify that other staff carry out rescuing and replacing driving, be easy to the economic loss caused casualties, on the other hand, also may occur the situation that captain's dangerous driving is even hijacked a ship, at this moment the physiological parameter of captain there will be some omens usually, if these omens of captain can be predicted, just can avert catastrophe to a certain extent.
For this reason, the present invention proposes a kind of intelligent captain's function Identification platform, pulse signal and the blood oxygen signal of the captain of steering position can be understood in time, abnormal once appearance, urgency communication mechanism can be started to help the passenger of passenger compartment to seek external assistance, thus effectively avoid overwater accident to occur, improve the safety of passenger boat operation.
Summary of the invention
In order to solve the technical problem that prior art exists, the invention provides a kind of intelligent captain's function Identification platform, utilize targetedly, can be used for the pulse monitoring equipment of the cramped construction of passenger steamer driving cabin and blood Monitoring Oxygen Ventilation equipment and realize the pulse information of passenger steamer captain to steering position and the extraction of blood oxygen saturation respectively, and trigger alarm is machine-processed when exception, more crucially, the triggering passenger urgency traffic passage when exception, helps passenger to relate to external assistance as early as possible.
According to an aspect of the present invention, provide a kind of intelligent captain's function Identification platform, described Identification platform comprises pulse detection subsystem, blood oxygen detection subsystem, emergency button and AT89C51 chip, described pulse detection subsystem is for being extracted in the pulse information of the captain driven in passenger boat driving cabin, described blood oxygen detection subsystem is for being extracted in the blood oxygen information of the captain driven in passenger boat driving cabin, described AT89C51 chip is connected respectively with described pulse detection subsystem and described blood oxygen detection subsystem, testing result according to described pulse detection subsystem and described blood oxygen detection subsystem determines whether to control described emergency button to start communication device for emergency.
More specifically, in described intelligent captain's function Identification platform, also comprise: the first resistance, one end is connected with 5V power supply, and the other end is connected with the anode of infrared receiving diode; Second resistance, one end is connected with 5V power supply, and the other end is connected with one end of the 3rd resistance; 3rd resistance, other end ground connection, and there is the resistance identical with the second resistance; First two-way operational amplifier, for generation of the reference voltage of 2.5V, its anode is connected with the other end of the second resistance, and negative terminal is connected with one end of the first electric capacity, outfan is connected with the negative terminal of infrared-emitting diode, and negative terminal is also connected with the negative terminal of infrared-emitting diode; First electric capacity, other end ground connection; 4th resistance, one end is connected with the negative terminal of infrared-emitting diode; Second two-way operational amplifier, anode is connected with the other end of the 4th resistance, and negative terminal is connected with the anode of infrared receiving diode, and outfan is as pulse voltage; 5th resistance, is connected in parallel between the second two-way operational amplifier negative terminal and the second two-way operational amplifier output terminal; Second electric capacity, is connected in parallel between the second two-way operational amplifier negative terminal and the second two-way operational amplifier output terminal; Infrared-emitting diode, is arranged on captain ear blood capillary position, and for launching infrared light, the negative terminal of infrared-emitting diode is connected with the anode of infrared receiving diode; Infrared receiving diode, is arranged on captain ear blood capillary position, is positioned at the relative position of described infrared-emitting diode, for receiving the infrared light after transmission captain ear blood capillary; Light emitting diode, is arranged on captain's finger fingertip blood capillary position, is connected with light source driving circuit, for the LED control signal sent based on light source driving circuit, and alternate emission infrared light and HONGGUANG; Light source driving circuit, built-in timer, for sending LED control signal to described light emitting diode; Optical-electrical converter, be arranged on captain's finger fingertip, be positioned at the relative position of described light emitting diode, for receiving the infrared light after transmission captain finger fingertip blood capillary and HONGGUANG, and transmitted infrared light and transmit red light are converted to analog current signal respectively, to obtain simulation infrared light electric current and simulation HONGGUANG electric current; Current-to-voltage converting circuit, is connected with described optical-electrical converter, for carrying out current/voltage conversion respectively to simulation infrared light electric current and simulation HONGGUANG electric current, to obtain simulation infrared light voltage and simulation red voltages respectively; Signal amplifier, is connected with described current-to-voltage converting circuit, for amplifying respectively with simulation red voltages simulation infrared light voltage, amplifies voltage to obtain simulation infrared light amplification voltage and to simulate HONGGUANG; Signal deteching circuit, be connected with described signal amplifier, comprise direct current signal and detect electronic circuit and alternating current signal detection electronic circuit, for detecting flip-flop in simulation infrared light voltage and alternating component, to export as the first DC voltage and the first alternating voltage, also for detecting flip-flop in simulation red voltages and alternating component, to export as the second DC voltage and the second alternating voltage; Analog-digital converter, be connected with described signal deteching circuit, for carrying out analog digital conversion respectively to the first DC voltage, the first alternating voltage, the second DC voltage and the second alternating voltage, to obtain the first Digital DC voltage, the first Digital AC voltage, the second Digital DC voltage and the second Digital AC voltage; Warning screen, is arranged on the body of passenger boat passenger compartment cabin, is connected with AT89C51 chip, and for when receiving abnormality signal, display button call character, when receiving normal state signal, does not carry out display operation; Emergency button, is arranged on the body of passenger boat passenger compartment cabin, is positioned at described warning screen side; By key driving apparatus, being connected with described emergency button, for when receiving the pressing operation in described emergency button, sending power supply suppling signal; Communication device for emergency, is arranged on the body of passenger boat passenger compartment cabin, is positioned at described warning screen side, for the call-information of passenger to be sent to the server place of passenger boat administrative center by communication link; Switching over equipment, be connected by key driving apparatus with described, when receiving described power supply suppling signal, open interface channel between described independently-powered equipment and described communication device for emergency to keep described independently-powered equipment to the supply of electric power of described communication device for emergency; Independently-powered equipment, with described warning screen, to be describedly connected respectively by key driving apparatus, described switching over equipment and described communication device for emergency, to be only described warning screen, describedly to provide supply of electric power by key driving apparatus, described switching over equipment and described communication device for emergency; AT89C51 chip, be connected with described analog-digital converter, by the ratio of the second Digital AC voltage and the second Digital DC voltage divided by the ratio of the first Digital AC voltage and the first Digital DC voltage to obtain the absorbing light ratio factor, and calculate blood oxygen saturation based on the absorbing light ratio factor, wherein, blood oxygen saturation and the absorbing light ratio factor linear; Described AT89C51 chip is also connected to obtain described pulse voltage with the outfan of described second two-way operational amplifier, and when described pulse voltage is outside default pulse range, send cacosphyxia identification signal, when described blood oxygen saturation is at default blood oxygen saturation upper concentration, send the too high identification signal of blood oxygen saturation, when described blood oxygen saturation is at default blood oxygen saturation least concentration, send the too low identification signal of blood oxygen saturation; Wherein, when AT89C51 chip sends the too low identification signal of cacosphyxia identification signal, the too high identification signal of blood oxygen saturation or blood oxygen saturation, AT89C51 chip sends abnormality signal simultaneously, otherwise AT89C51 chip sends normal state signal simultaneously; Between infrared-emitting diode and infrared receiving diode during pulseless, pulse voltage is 2.5V, and when there is the pulse of beating between infrared-emitting diode and infrared receiving diode, blood vessels make ear's light transmission be deteriorated, and pulse voltage is greater than 2.5V; First two-way operational amplifier and the second two-way operational amplifier are all the two-way operational amplifier of TI company.
More specifically, in described intelligent captain's function Identification platform: the wavelength of the infrared light that described light emitting diode is launched is 940nm.
More specifically, in described intelligent captain's function Identification platform: the wavelength of the HONGGUANG that described light emitting diode is launched is 660nm.
More specifically, in described intelligent captain's function Identification platform: go back signalization filter circuit between described signal amplifier and described signal deteching circuit.
More specifically, in described intelligent captain's function Identification platform: described signal filter circuit amplifies the noise contribution in voltage and simulation HONGGUANG amplification voltage for filtering simulation infrared light.
Accompanying drawing explanation
Below with reference to accompanying drawing, embodiment of the present invention are described, wherein:
Fig. 1 is the block diagram of the first embodiment of intelligent captain's function Identification platform of the present invention.
Reference numeral: 1 pulse detection subsystem; 2 blood oxygen detection subsystem; 3 emergency button; 4AT89C51 chip
Detailed description of the invention
Below with reference to accompanying drawings the embodiment of intelligent captain's function Identification platform of the present invention is described in detail.
Passenger boat generally has perfect superstructure, in order to arrange other main cabin various types of and some service cabins; Strict to lifesaving, fire prevention, the safety requirements such as anti-heavy; There is higher comfortableness, there is good sound insulation, shock-absorbing performance; There are the higher speed of a ship or plane and the margin of power.The usual course line of passenger boat is fixed, flight is regular.
Due to the development of air transportation, marine passenger boat has turned to coastal and coastal waters short distance transport, and is engaged in tourism more, and the passenger boat of inland waters is still a kind of important passenger traffic equipment of many countries.According to the different seagoing vessels, ferry boat, river steamer etc. of navigation ground point mode, wherein seagoing vessel can divide according to distance again and makes coastal waters and trans-oceanic two kinds, and wherein trans-oceanic seagoing vessel passenger boat transfers the pleasure boat of sightseeing tour function formula to.
Due to the special environment of water transportation, and passenger steamer generally carries more passenger, extremely important to the detection of passenger steamer, but, at present the detection of passenger steamer is mainly appeared at and passenger steamer object is detected, considerably less to the state-detection of passenger steamer human pilot, also lack the corresponding mechanism can carrying out urgency traffic when exception being detected simultaneously.
For this reason, the present invention has built a kind of intelligent captain's function Identification platform, high-precision pulse monitoring equipment and blood Monitoring Oxygen Ventilation equipment is adopted to detect in time the pulse of captain and blood oxygen saturation and report to the police, and when recognizing captain's abnormal state, timely startup urgency traffic equipment, be convenient to passenger to cry for help fast escape, thus reduce over many casualties.
Fig. 1 is the block diagram of the first embodiment of intelligent captain's function Identification platform of the present invention, described Identification platform comprises pulse detection subsystem, blood oxygen detection subsystem, emergency button and AT89C51 chip, described pulse detection subsystem is for being extracted in the pulse information of the captain driven in passenger boat driving cabin, described blood oxygen detection subsystem is for being extracted in the blood oxygen information of the captain driven in passenger boat driving cabin, described AT89C51 chip is connected respectively with described pulse detection subsystem and described blood oxygen detection subsystem, testing result according to described pulse detection subsystem and described blood oxygen detection subsystem determines whether to control described emergency button to start communication device for emergency.
Then, continue to be further detailed the second embodiment of intelligent captain's function Identification platform of the present invention.
Described Identification platform comprises: the first resistance, and one end is connected with 5V power supply, and the other end is connected with the anode of infrared receiving diode; Second resistance, one end is connected with 5V power supply, and the other end is connected with one end of the 3rd resistance; 3rd resistance, other end ground connection, and there is the resistance identical with the second resistance; First two-way operational amplifier, for generation of the reference voltage of 2.5V, its anode is connected with the other end of the second resistance, and negative terminal is connected with one end of the first electric capacity, outfan is connected with the negative terminal of infrared-emitting diode, and negative terminal is also connected with the negative terminal of infrared-emitting diode.
Described Identification platform comprises: the first electric capacity, other end ground connection; 4th resistance, one end is connected with the negative terminal of infrared-emitting diode; Second two-way operational amplifier, anode is connected with the other end of the 4th resistance, and negative terminal is connected with the anode of infrared receiving diode, and outfan is as pulse voltage; 5th resistance, is connected in parallel between the second two-way operational amplifier negative terminal and the second two-way operational amplifier output terminal; Second electric capacity, is connected in parallel between the second two-way operational amplifier negative terminal and the second two-way operational amplifier output terminal; Infrared-emitting diode, is arranged on captain ear blood capillary position, and for launching infrared light, the negative terminal of infrared-emitting diode is connected with the anode of infrared receiving diode; Infrared receiving diode, is arranged on captain ear blood capillary position, is positioned at the relative position of described infrared-emitting diode, for receiving the infrared light after transmission captain ear blood capillary.
Described Identification platform comprises: light emitting diode, is arranged on captain's finger fingertip blood capillary position, is connected with light source driving circuit, for the LED control signal sent based on light source driving circuit, and alternate emission infrared light and HONGGUANG; Light source driving circuit, built-in timer, for sending LED control signal to described light emitting diode; Optical-electrical converter, be arranged on captain's finger fingertip, be positioned at the relative position of described light emitting diode, for receiving the infrared light after transmission captain finger fingertip blood capillary and HONGGUANG, and transmitted infrared light and transmit red light are converted to analog current signal respectively, to obtain simulation infrared light electric current and simulation HONGGUANG electric current.
Described Identification platform comprises: current-to-voltage converting circuit, is connected with described optical-electrical converter, for carrying out current/voltage conversion respectively to simulation infrared light electric current and simulation HONGGUANG electric current, to obtain simulation infrared light voltage and simulation red voltages respectively; Signal amplifier, is connected with described current-to-voltage converting circuit, for amplifying respectively with simulation red voltages simulation infrared light voltage, amplifies voltage to obtain simulation infrared light amplification voltage and to simulate HONGGUANG; Signal deteching circuit, be connected with described signal amplifier, comprise direct current signal and detect electronic circuit and alternating current signal detection electronic circuit, for detecting flip-flop in simulation infrared light voltage and alternating component, to export as the first DC voltage and the first alternating voltage, also for detecting flip-flop in simulation red voltages and alternating component, to export as the second DC voltage and the second alternating voltage.
Described Identification platform comprises: analog-digital converter, be connected with described signal deteching circuit, for carrying out analog digital conversion respectively to the first DC voltage, the first alternating voltage, the second DC voltage and the second alternating voltage, to obtain the first Digital DC voltage, the first Digital AC voltage, the second Digital DC voltage and the second Digital AC voltage; Warning screen, is arranged on the body of passenger boat passenger compartment cabin, is connected with AT89C51 chip, and for when receiving abnormality signal, display button call character, when receiving normal state signal, does not carry out display operation.
Described Identification platform comprises: emergency button, is arranged on the body of passenger boat passenger compartment cabin, is positioned at described warning screen side; By key driving apparatus, being connected with described emergency button, for when receiving the pressing operation in described emergency button, sending power supply suppling signal; Communication device for emergency, is arranged on the body of passenger boat passenger compartment cabin, is positioned at described warning screen side, for the call-information of passenger to be sent to the server place of passenger boat administrative center by communication link.
Described Identification platform comprises: switching over equipment, be connected by key driving apparatus with described, when receiving described power supply suppling signal, open interface channel between described independently-powered equipment and described communication device for emergency to keep described independently-powered equipment to the supply of electric power of described communication device for emergency; Independently-powered equipment, with described warning screen, to be describedly connected respectively by key driving apparatus, described switching over equipment and described communication device for emergency, to be only described warning screen, describedly to provide supply of electric power by key driving apparatus, described switching over equipment and described communication device for emergency.
Described Identification platform comprises: AT89C51 chip, be connected with described analog-digital converter, by the ratio of the second Digital AC voltage and the second Digital DC voltage divided by the ratio of the first Digital AC voltage and the first Digital DC voltage to obtain the absorbing light ratio factor, and calculate blood oxygen saturation based on the absorbing light ratio factor, wherein, blood oxygen saturation and the absorbing light ratio factor linear; Described AT89C51 chip is also connected to obtain described pulse voltage with the outfan of described second two-way operational amplifier, and when described pulse voltage is outside default pulse range, send cacosphyxia identification signal, when described blood oxygen saturation is at default blood oxygen saturation upper concentration, send the too high identification signal of blood oxygen saturation, when described blood oxygen saturation is at default blood oxygen saturation least concentration, send the too low identification signal of blood oxygen saturation.
Wherein, when AT89C51 chip sends the too low identification signal of cacosphyxia identification signal, the too high identification signal of blood oxygen saturation or blood oxygen saturation, AT89C51 chip sends abnormality signal simultaneously, otherwise AT89C51 chip sends normal state signal simultaneously; Between infrared-emitting diode and infrared receiving diode during pulseless, pulse voltage is 2.5V, and when there is the pulse of beating between infrared-emitting diode and infrared receiving diode, blood vessels make ear's light transmission be deteriorated, and pulse voltage is greater than 2.5V; First two-way operational amplifier and the second two-way operational amplifier are all the two-way operational amplifier of TI company.
Alternatively, in described Identification platform: the wavelength of the infrared light that described light emitting diode is launched is 940nm; The wavelength of the HONGGUANG that described light emitting diode is launched is 660nm; Signalization filter circuit is gone back between described signal amplifier and described signal deteching circuit; And described signal filter circuit amplifies the noise contribution in voltage and simulation HONGGUANG amplification voltage for filtering simulation infrared light.
In addition, blood oxygen saturation (SpO2) is that the capacity of the HbO2 Oxyhemoglobin (HbO2) combined by oxygen in blood accounts for whole combinative hemoglobin (Hb, hemoglobin) percentage ratio of capacity, the i.e. concentration of blood oxygen in blood, he is the important physiological parameter of breath cycle.And functional oxygen saturation is HbO2 concentration and the ratio of HbO2+Hb concentration, be different from percent shared by HbO2 Oxyhemoglobin.Therefore, monitor arterial oxygen saturation (SaO2) to estimate the oxygenate of lung and hemoglobin oxygen carrying capacity.The blood oxygen saturation of normal human's arterial blood is 98%, and venous blood is 75%.
The metabolic processes of human body is biological oxidation process, and oxygen required in metabolic processes, enter blood of human body by respiratory system, with the hemoglobin (Hb) in blood rbc, be combined into HbO2 Oxyhemoglobin (HbO2), then be transported to partes corporis humani and divide in histiocyte and go.Namely the ability that blood carries delivering oxygen is weighed by blood oxygen saturation.
Adopt intelligent captain's function Identification platform of the present invention, for lacking passenger steamer captain physiological status checkout equipment in prior art and lacking the technical problem of passenger's urgency traffic equipment, high-precision pulse monitoring equipment and blood Monitoring Oxygen Ventilation equipment is adopted to detect in time the pulse of passenger steamer captain and blood oxygen saturation and report to the police, introduce physiological parameter early warning mechanism and urgency traffic mechanism, help personnel in passenger compartment learn passenger steamer captain abnormality and contact foreign aid further.
Be understandable that, although the present invention with preferred embodiment disclose as above, but above-described embodiment and be not used to limit the present invention.For any those of ordinary skill in the art, do not departing under technical solution of the present invention ambit, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (6)
1. intelligent captain's function Identification platform, described Identification platform comprises pulse detection subsystem, blood oxygen detection subsystem, emergency button and AT89C51 chip, described pulse detection subsystem is for being extracted in the pulse information of the captain driven in passenger boat driving cabin, described blood oxygen detection subsystem is for being extracted in the blood oxygen information of the captain driven in passenger boat driving cabin, described AT89C51 chip is connected respectively with described pulse detection subsystem and described blood oxygen detection subsystem, testing result according to described pulse detection subsystem and described blood oxygen detection subsystem determines whether to control described emergency button to start communication device for emergency.
2. intelligent captain's function Identification platform as claimed in claim 1, it is characterized in that, described Identification platform comprises:
First resistance, one end is connected with 5V power supply, and the other end is connected with the anode of infrared receiving diode;
Second resistance, one end is connected with 5V power supply, and the other end is connected with one end of the 3rd resistance;
3rd resistance, other end ground connection, and there is the resistance identical with the second resistance;
First two-way operational amplifier, for generation of the reference voltage of 2.5V, its anode is connected with the other end of the second resistance, and negative terminal is connected with one end of the first electric capacity, outfan is connected with the negative terminal of infrared-emitting diode, and negative terminal is also connected with the negative terminal of infrared-emitting diode;
First electric capacity, other end ground connection;
4th resistance, one end is connected with the negative terminal of infrared-emitting diode;
Second two-way operational amplifier, anode is connected with the other end of the 4th resistance, and negative terminal is connected with the anode of infrared receiving diode, and outfan is as pulse voltage;
5th resistance, is connected in parallel between the second two-way operational amplifier negative terminal and the second two-way operational amplifier output terminal;
Second electric capacity, is connected in parallel between the second two-way operational amplifier negative terminal and the second two-way operational amplifier output terminal;
Infrared-emitting diode, is arranged on captain ear blood capillary position, and for launching infrared light, the negative terminal of infrared-emitting diode is connected with the anode of infrared receiving diode;
Infrared receiving diode, is arranged on captain ear blood capillary position, is positioned at the relative position of described infrared-emitting diode, for receiving the infrared light after transmission captain ear blood capillary;
Light emitting diode, is arranged on captain's finger fingertip blood capillary position, is connected with light source driving circuit, for the LED control signal sent based on light source driving circuit, and alternate emission infrared light and HONGGUANG;
Light source driving circuit, built-in timer, for sending LED control signal to described light emitting diode;
Optical-electrical converter, be arranged on captain's finger fingertip, be positioned at the relative position of described light emitting diode, for receiving the infrared light after transmission captain finger fingertip blood capillary and HONGGUANG, and transmitted infrared light and transmit red light are converted to analog current signal respectively, to obtain simulation infrared light electric current and simulation HONGGUANG electric current;
Current-to-voltage converting circuit, is connected with described optical-electrical converter, for carrying out current/voltage conversion respectively to simulation infrared light electric current and simulation HONGGUANG electric current, to obtain simulation infrared light voltage and simulation red voltages respectively;
Signal amplifier, is connected with described current-to-voltage converting circuit, for amplifying respectively with simulation red voltages simulation infrared light voltage, amplifies voltage to obtain simulation infrared light amplification voltage and to simulate HONGGUANG;
Signal deteching circuit, be connected with described signal amplifier, comprise direct current signal and detect electronic circuit and alternating current signal detection electronic circuit, for detecting flip-flop in simulation infrared light voltage and alternating component, to export as the first DC voltage and the first alternating voltage, also for detecting flip-flop in simulation red voltages and alternating component, to export as the second DC voltage and the second alternating voltage;
Analog-digital converter, be connected with described signal deteching circuit, for carrying out analog digital conversion respectively to the first DC voltage, the first alternating voltage, the second DC voltage and the second alternating voltage, to obtain the first Digital DC voltage, the first Digital AC voltage, the second Digital DC voltage and the second Digital AC voltage;
Warning screen, is arranged on the body of passenger boat passenger compartment cabin, is connected with AT89C51 chip, and for when receiving abnormality signal, display button call character, when receiving normal state signal, does not carry out display operation;
Emergency button, is arranged on the body of passenger boat passenger compartment cabin, is positioned at described warning screen side;
By key driving apparatus, being connected with described emergency button, for when receiving the pressing operation in described emergency button, sending power supply suppling signal;
Communication device for emergency, is arranged on the body of passenger boat passenger compartment cabin, is positioned at described warning screen side, for the call-information of passenger to be sent to the server place of passenger boat administrative center by communication link;
Switching over equipment, be connected by key driving apparatus with described, when receiving described power supply suppling signal, open interface channel between described independently-powered equipment and described communication device for emergency to keep described independently-powered equipment to the supply of electric power of described communication device for emergency;
Independently-powered equipment, with described warning screen, to be describedly connected respectively by key driving apparatus, described switching over equipment and described communication device for emergency, to be only described warning screen, describedly to provide supply of electric power by key driving apparatus, described switching over equipment and described communication device for emergency;
AT89C51 chip, be connected with described analog-digital converter, by the ratio of the second Digital AC voltage and the second Digital DC voltage divided by the ratio of the first Digital AC voltage and the first Digital DC voltage to obtain the absorbing light ratio factor, and calculate blood oxygen saturation based on the absorbing light ratio factor, wherein, blood oxygen saturation and the absorbing light ratio factor linear; Described AT89C51 chip is also connected to obtain described pulse voltage with the outfan of described second two-way operational amplifier, and when described pulse voltage is outside default pulse range, send cacosphyxia identification signal, when described blood oxygen saturation is at default blood oxygen saturation upper concentration, send the too high identification signal of blood oxygen saturation, when described blood oxygen saturation is at default blood oxygen saturation least concentration, send the too low identification signal of blood oxygen saturation;
Wherein, when AT89C51 chip sends the too low identification signal of cacosphyxia identification signal, the too high identification signal of blood oxygen saturation or blood oxygen saturation, AT89C51 chip sends abnormality signal simultaneously, otherwise AT89C51 chip sends normal state signal simultaneously;
Wherein, between infrared-emitting diode and infrared receiving diode during pulseless, pulse voltage is 2.5V, and when there is the pulse of beating between infrared-emitting diode and infrared receiving diode, blood vessels make ear's light transmission be deteriorated, and pulse voltage is greater than 2.5V;
Wherein, the first two-way operational amplifier and the second two-way operational amplifier are all the two-way operational amplifier of TI company.
3. intelligent captain's function Identification platform as claimed in claim 2, is characterized in that:
The wavelength of the infrared light that described light emitting diode is launched is 940nm.
4. intelligent captain's function Identification platform as claimed in claim 2, is characterized in that:
The wavelength of the HONGGUANG that described light emitting diode is launched is 660nm.
5. intelligent captain's function Identification platform as claimed in claim 2, is characterized in that:
Signalization filter circuit is gone back between described signal amplifier and described signal deteching circuit.
6. intelligent captain's function Identification platform as claimed in claim 5, is characterized in that:
Described signal filter circuit amplifies the noise contribution in voltage and simulation HONGGUANG amplification voltage for filtering simulation infrared light.
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| CN201610004976.5A CN105411543A (en) | 2016-01-02 | 2016-01-02 | Intelligent captain function recognition platform |
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| CN201610004976.5A CN105411543A (en) | 2016-01-02 | 2016-01-02 | Intelligent captain function recognition platform |
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