CN212246216U - Domestic oxygenerator with oxygen concentration monitoring function - Google Patents
Domestic oxygenerator with oxygen concentration monitoring function Download PDFInfo
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- CN212246216U CN212246216U CN201922011309.1U CN201922011309U CN212246216U CN 212246216 U CN212246216 U CN 212246216U CN 201922011309 U CN201922011309 U CN 201922011309U CN 212246216 U CN212246216 U CN 212246216U
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- oxygen concentration
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- adsorption tower
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Abstract
The utility model provides a domestic oxygenerator with oxygen concentration monitoring function, including the oxygenerator main part, the oxygenerator main part is including the filter, compressor, flowmeter, manometer, combination solenoid valve, first adsorption tower, second adsorption tower, back-blowing ware, check valve, gas holder, relief pressure valve, oxygen concentration sensor, manometer, flowmeter, oxygen suppliment solenoid valve and the intelligent main control module that connect gradually, the utility model discloses a continuous system oxygen can be used in 1000mL/min, 2000mL/min 3000mL/min, 5000mL and 10000 mL/min's medical oxygenerator of miniaturization, and system design is stable to there is intelligent inside erroneous detection, functions such as alarm signal have higher reliability simultaneously, have very big economic value and use value.
Description
Technical Field
The utility model relates to an oxygenerator technical field especially relates to a domestic oxygenerator with oxygen concentration monitoring function.
Background
With the continuous improvement and improvement of living standard of people and the gradual enhancement of health requirements, oxygen inhalation becomes an important means in family and community rehabilitation. There are various methods for oxygen generation, as for the household oxygenerator, there are various household oxygenerators on the market, and because the principle of oxygen generation is different, the use characteristics of each household oxygenerator are different. The working principle of the household oxygen generator is classified into four methods, namely an electronic oxygen generator, a molecular sieve type oxygen generator, a chemical agent oxygen generator, an oxygen-enriched membrane oxygen generator and the like. The molecular sieve oxygen generator is the only mature oxygen generator with international and national standards at present, however, the oxygen generator in the prior art is often unable to continuously supply oxygen in the process of oxygen supply, or the oxygen solubility does not reach the standard, which causes certain inconvenience for users.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a domestic oxygenerator with oxygen concentration monitoring function to the not enough of above-mentioned prior art.
The utility model discloses a solve the technical scheme that above-mentioned problem adopted and do:
the utility model provides a domestic oxygenerator with oxygen concentration monitoring function, including the oxygenerator main part, the oxygenerator main part is including the filter, compressor, flowmeter, manometer, combination solenoid valve, first adsorption tower, second adsorption tower, back-blowing ware, check valve, gas holder, relief pressure valve, oxygen concentration sensor, manometer, flowmeter, oxygen suppliment solenoid valve and the intelligent main control module that connect gradually, the filter is connected the compressor, the compressor is connected intelligent main control module with the flowmeter, the flowmeter is connected manometer and combination solenoid valve, the combination solenoid valve is connected first adsorption tower and second adsorption tower reach the relief pressure valve, first adsorption tower and second adsorption tower are connected with the gas holder through the check valve, the gas holder connects gradually relief pressure valve, oxygen concentration sensor, Manometer, flowmeter, oxygen suppliment solenoid valve, intelligent main control module also with oxygen concentration sensor and oxygen suppliment solenoid valve are connected.
Furthermore, intelligence main control module is microprocessor STM8L151F3MCU microprocessor, embeds there are EEPROM memory and Watchdog, is equipped with 12 bit ADC mouths, can carry out temperature and voltage detection, has 16 bit timer passageways, is used as medical alarm signal's simulation.
Furthermore, the oxygen concentration sensor is a 120Hz ultrasonic sensor, accurate ADC detection is adopted, the detection tolerance of the oxygen concentration is controlled to +/-1%, the working voltage is 12V, oxygen concentration and flow signals can be collected, data interaction is realized through a UART and an MCU, and the oxygen concentration sensor carries out data communication through a serial port of an STM8L151F 3.
Furthermore, the compressor is connected with a current transformer, obtains a direct current voltage signal through rectification and amplification and is connected to an MCU ADC port so as to monitor whether the compressor works normally or fails.
Furthermore, the intelligent main control module is also connected with an NTC temperature sensor to detect whether the equipment is over-temperature and decide whether to shut down or give an alarm according to the risk level.
Further, the NTC temperature sensor is connected with a resistor R99 and a resistor R98, one end of the resistor R99 is grounded, and the other end of the resistor R98 is connected with another temperature sensor NTC AD.
Furthermore, the intelligent main control module is also connected with a leakage detection circuit, is connected to an MCU ADC port through R94 and R97 voltage division, and detects 12V voltage to decide whether to shut down or alarm, and when the 12V voltage is less than 11V, the equipment can send out a power-off alarm sound.
Further, the leakage detection circuit comprises a light emitting diode D15, a resistor R94, a resistor R96 and a resistor R97 are connected to the light emitting diode D15, a capacitor C60 is connected in parallel to two ends of the resistor R97, and the resistor R96 is connected to a light emitting diode D18 and a light emitting diode D19.
The beneficial effects of the utility model reside in that:
the utility model provides a domestic oxygenerator with oxygen concentration monitor function passes through the mode realization oxygen concentration's of supersound continuous detection, continuous system oxygen has been realized, can be used in 1000mL/min, 2000mL/min 3000mL/min, 5000mL and 10000mL/min miniaturized medical oxygenerator, the system design is stable, and there is intelligent inside error detection, functions such as alarm signal, higher reliability has simultaneously, very big economic value and use value have.
Drawings
FIG. 1 is a schematic block diagram of a household oxygen generator with oxygen concentration monitoring function of the present invention;
FIG. 2 is a Bluetooth module interface circuit of a household oxygen generator with oxygen concentration monitoring function of the present invention;
FIG. 3 is a flowchart of a Bluetooth program of a household oxygen generator with oxygen concentration monitoring function of the present invention;
fig. 4 is a block diagram of the detection and communication program of the oxygen concentration sensor of the household oxygen generator with the oxygen concentration monitoring function of the present invention.
Detailed Description
The following embodiments of the present invention are specifically explained with reference to the accompanying drawings, which are used for reference and illustration only and do not limit the scope of the present invention.
As shown in figure 1 of the drawings, in which,
the utility model provides a domestic oxygenerator with oxygen concentration monitoring function, including the oxygenerator main part, the oxygenerator main part includes filter 1, compressor 2, flowmeter 3, manometer 4, combination solenoid valve 5, first adsorption tower 6, second adsorption tower 7, blowback 8, check valve 9, gas holder 10, relief pressure valve 11, oxygen concentration sensor 12, manometer 4, flowmeter 3, oxygen supply solenoid valve 13 and intelligent main control module 14 that connect gradually, filter 1 connects compressor 2, compressor 2 connects intelligent main control module with flowmeter 3, flowmeter 3 connects manometer 4 and combination solenoid valve 5, combination solenoid valve 5 connects first adsorption tower 6 and second adsorption tower 7 and relief pressure valve 11, first adsorption tower 6 and second adsorption tower 7 are connected with gas holder 10 through check valve 9, the gas holder 10 connects gradually relief pressure valve 11, oxygen concentration sensor 12, manometer 4, flowmeter 3, oxygen suppliment solenoid valve 13, intelligent main control module also with oxygen concentration sensor 12 and oxygen suppliment solenoid valve 13 are connected.
In this embodiment, intelligence main control module is microprocessor STM8L151F3MCU microprocessor, and built-in EEPROM memory and the Watchdog that has is equipped with 12 bit ADC mouths, can carry out temperature and voltage detection, has 16 bit's time-recorder passageways, is used as medical alarm signal's simulation.
In this embodiment, oxygen concentration sensor 12 is 120Hz ultrasonic sensor, adopts accurate ADC to detect, makes oxygen concentration detection tolerance control at +/-1%, and operating voltage is 12V, can gather oxygen concentration and flow signal, and through UART and MCU data interaction, oxygen concentration sensor 12 carries out data communication through STM8L151F 3's serial ports.
In this embodiment, the compressor 2 is connected to a current transformer, obtains a dc voltage signal through rectification and amplification, and is connected to the MCU ADC port to monitor whether the compressor 2 is working normally or has a fault.
In this embodiment, the intelligent main control module is further connected with an NTC temperature sensor to detect whether the equipment is over-temperature and decide whether to shut down or alarm according to the risk level.
In this embodiment, the NTC temperature sensor is connected with a resistor R99 and a resistor R98, one end of the resistor R99 is grounded, and the other end of the resistor R98 is connected with another temperature sensor NTC AD.
In this embodiment, intelligence main control module still is connected with the electric leakage detection circuit, divides voltage through R94 and R97, links to MCU ADC mouth, detects 12V voltage to whether decide to shut down or report to the police, when 12V voltage is less than 11V, equipment can send the outage alarm sound.
In this embodiment, the leakage detection circuit includes a light emitting diode D15, a resistor R94, a resistor R96 and a resistor R97 are connected to the light emitting diode D15, a capacitor C60 is connected in parallel to two ends of the resistor R97, and the resistor R96 is connected to a light emitting diode D18 and a light emitting diode D19.
The utility model provides a domestic oxygenerator with oxygen concentration monitor function passes through the mode realization oxygen concentration's of supersound continuous detection, continuous system oxygen has been realized, can be used in 1000mL/min, 2000mL/min 3000mL/min, 5000mL and 10000mL/min miniaturized medical oxygenerator, the system design is stable, and there is intelligent inside error detection, functions such as alarm signal, higher reliability has simultaneously, very big economic value and use value have.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (8)
1. The utility model provides a domestic oxygenerator with oxygen concentration monitoring function, includes the oxygenerator main part, its characterized in that: the oxygen generator main body comprises a filter, a compressor, a flowmeter, a pressure gauge, a combined electromagnetic valve, a first adsorption tower, a second adsorption tower, a back-blowing device, a one-way valve, a gas storage tank, a pressure reducing valve, an oxygen concentration sensor, a pressure gauge, a flowmeter, an oxygen supply electromagnetic valve and an intelligent main control module which are connected in sequence, the filter is connected with the compressor, the compressor is connected with the intelligent main control module and the flowmeter, the flowmeter is connected with the pressure meter and a combined electromagnetic valve, the combined electromagnetic valve is connected with the first adsorption tower, the second adsorption tower and the pressure reducing valve, first adsorption tower and second adsorption tower are connected with the gas holder through the check valve, the gas holder connects gradually relief pressure valve, oxygen concentration sensor, manometer, flowmeter, oxygen suppliment solenoid valve, intelligent main control module also with oxygen concentration sensor and oxygen suppliment solenoid valve are connected.
2. A household oxygen generator with oxygen concentration monitoring function according to claim 1, characterized in that: the intelligent main control module is a microprocessor STM8L151F3MCU microprocessor, is internally provided with an EEPROM memory and a Watchdog, is provided with a 12-bit ADC port, can detect temperature and voltage, has a 16-bit timer channel and is used for simulating medical alarm signals.
3. A household oxygen generator with oxygen concentration monitoring function according to claim 1, characterized in that: the oxygen concentration sensor is a 120Hz ultrasonic sensor, adopts accurate ADC (analog to digital converter) for detection, controls the detection tolerance of the oxygen concentration within +/-1%, has the working voltage of 12V, can collect oxygen concentration and flow signals, and performs data communication through a serial port of the STM8L151F3 by using UART (universal asynchronous receiver/transmitter) and MCU (microprogrammed control unit) for data interaction.
4. A household oxygen generator with oxygen concentration monitoring function according to claim 2, characterized in that: the compressor is connected with a current transformer, obtains a direct current voltage signal through rectification and amplification and is connected to an MCU ADC port so as to monitor whether the compressor works normally or fails.
5. A household oxygen generator with oxygen concentration monitoring function according to claim 1, characterized in that: the intelligent main control module is also connected with an NTC temperature sensor to detect whether the equipment is over-temperature or not and decide whether to shut down or give an alarm according to the risk level.
6. A home oxygen generator with oxygen concentration monitoring function according to claim 5, characterized in that: the NTC temperature sensor is connected with resistance R99 and resistance R98, resistance R99 one end ground connection, the resistance R98 other end is connected with another temperature sensor NTC AD.
7. A household oxygen generator with oxygen concentration monitoring function according to claim 1, characterized in that:
the intelligent main control module is also connected with a leakage detection circuit, divides voltage through R94 and R97, is connected to an MCU ADC port, detects 12V voltage to decide whether to shut down or give an alarm, and when the 12V voltage is less than 11V, the equipment can send out a power-off alarm sound.
8. A household oxygen generator with oxygen concentration monitoring function according to claim 7, characterized in that:
the leakage detection circuit comprises a light emitting diode D15, a resistor R94, a resistor R96 and a resistor R97 are connected with the light emitting diode D15, two ends of the resistor R97 are connected with a capacitor C60 in parallel, and the resistor R96 is connected with a light emitting diode D18 and a light emitting diode D19.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922011309.1U CN212246216U (en) | 2019-11-20 | 2019-11-20 | Domestic oxygenerator with oxygen concentration monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922011309.1U CN212246216U (en) | 2019-11-20 | 2019-11-20 | Domestic oxygenerator with oxygen concentration monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212246216U true CN212246216U (en) | 2020-12-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922011309.1U Active CN212246216U (en) | 2019-11-20 | 2019-11-20 | Domestic oxygenerator with oxygen concentration monitoring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212246216U (en) |
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2019
- 2019-11-20 CN CN201922011309.1U patent/CN212246216U/en active Active
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