CN208182612U - A kind of domestic type oxygenerator - Google Patents

Abstract

The utility model provides a kind of domestic type oxygenerator, including body, hollow chamber is equipped in the body, it is divided into oxygen produced chamber in the hollow chamber, surge-chamber and spray chamber, the oxygen produced chamber is located at the bottom of the hollow chamber, air filter device is equipped in the oxygen produced chamber, the air filter device is located at the bottom side of the body, the air inlet pipe of the air filter device runs through the side of the body and stretches out in the body, the air inlet pipe for stretching out in the body is equipped with intake valve, the utility model uses molecular-sieve type pressure swing adsorption by the nitrogen in air, the separation such as carbon dioxide, the harmful substance in air is filtered out, to obtain the high-purity oxygen for meeting medical oxygen standard, its compact, it is easy to carry, oxygen processed is at low cost, plug and play, it is easy to operate, securely and reliably, and it sets single Work is automatically begun to after treatment time, automation and intelligence degree are high, very easy to use.

Description

A kind of domestic type oxygenerator

Technical field

The utility model relates to medical apparatus and instruments technical field, in particular to a kind of domestic type oxygenerator.

Background technique

Existing oxygen generating equipment is mainly used for large-scale industrialized production, and generation and the storage of oxygen are separated from each other, The oxygen of generation is stored in hermetically sealed can through compression, and when use draws from hermetically sealed can again.This oxygen tank is removed since volume is big Fortune is inconvenient, typically uses for patients such as hospitals compared with the occasion of concentration.With the pollution of atmospheric environment, to meet people to life The increasing requirement of bioplasm amount, " the oxygen vertical " oxygen generator for occurring using for household person in recent years, its volume compared with Small, easy to carry, structure is simple, is able to satisfy the requirement of personal oxygen uptake in the short time.But this " oxygen is stood " oxygen generator Structure is too simple, the upper end installation gas guide wire of the sealing container of pharmacy response can be only accommodated at one, when needing oxygen When gas, it is put into two kinds of chemical reagent in container, adds reaction after water to generate oxygen, then export oxygen by gas guide wire, It is smoked for people.Since the container volume is limited, dosing time can only maintain 15~20 minutes short time to support, while its structure Fairly simple, reaction is just unable to control after starting, can only disposable successive reaction, it is disposable, and usually chemical agent valence Lattice are higher, thus cause cost of use also higher.

Utility model content

(1) the technical issues of solving

To solve the above-mentioned problems, the utility model provides a kind of domestic type oxygenerator, is inhaled using molecular-sieve type transformation Attached technology separates nitrogen, the carbon dioxide etc. in air, the harmful substance in air has been filtered out, to obtain meeting medical oxygen The high-purity oxygen of standard, compact is easy to carry, and oxygen processed is at low cost, and plug and play is easy to operate, securely and reliably, and And work is automatically begun to after setting single treatment time, automation and intelligence degree are high, very easy to use.

(2) technical solution

A kind of domestic type oxygenerator, including body, the body is interior to be equipped with hollow chamber, is divided into system in the hollow chamber Oxygen room, surge-chamber and spray chamber, the oxygen produced chamber are located at the bottom of the hollow chamber, are equipped with air filter in the oxygen produced chamber Device, the air filter device are located at the bottom side of the body, and the air inlet pipe of the air filter device is through the body Side simultaneously stretches out in the body, and the air inlet pipe for stretching out in the body is equipped with intake valve, the air filter device Side is equipped with air compressor machine, and the escape pipe of the air filter device with the air inlet of the air compressor machine by being connected the first communicating pipe It connects, the top of the oxygen produced chamber is equipped with cooler, and the cooler is located at the top of the air compressor machine, the exhaust of the air compressor machine Mouth is connected by the second communicating pipe with the inlet valve of the cooler, and the side of the air compressor machine is equipped with adsorption tower, the suction Attached tower is located at the bottom other side of the body, and the outlet valve of the cooler is entered by third connecting pipe and the adsorption tower Air valve is connected, and the bottom of the adsorption tower is equipped with flue gas leading, and the flue gas leading runs through the side of the body and stretches out in institute Body is stated, the top of the adsorption tower is equipped with oxygen output pipe, and the oxygen output pipe runs through the top of the oxygen produced chamber and protrudes into the mist Change room, the oxygen output pipe in the oxygen produced chamber is equipped with solenoid valve, is additionally provided with control cabinet at the top of the oxygen produced chamber, institute The side that control cabinet is located at the cooler is stated, is equipped with control module, key module, timing module and display in the control cabinet The bottom of module, the spray chamber is equipped with ultrasonic atomization piece, sets on the side wall of the spray chamber far from the body side There is blower, the other side of the spray chamber is equipped with inlet, and the inlet is equipped with inlet tube, and one end of the inlet tube is stretched Enter the spray chamber, the other end of the inlet tube stretches out in the body and protrudes into the bottom of a fluid reservoir, the fluid reservoir It is buckled on the inlet tube, the top of the spray chamber is equipped with oxygen cathete, and one end of the oxygen cathete is located at the spray chamber Interior, the other end of the oxygen cathete stretches out in the body, stretch out in the body the oxygen cathete be equipped with flow valve and Flowmeter, the flowmeter are located at the top of the flow valve, and the side of the spray chamber is the surge-chamber, the surge-chamber Bottom be equipped with air pump, the gas outlet of the air pump through the body side and stretch out in the body, the air pump Enter tracheae through the top of the body and stretch out in the body, stretch out in the body it is described enter tracheae be equipped with pressure regulation Valve, the front of the body it is placed in the middle be equipped with liquid crystal display, the lower section of the liquid crystal display is equipped with key area, described to press Key range includes power key, state control key, pressure setting key and time setting key, the state control key include start key and Pause key, the pressure setting key include pressure up-regulation key, pressure setting check key and pressure down key, the time setting key Including time up-regulation key, time setting check key and time down key, the back side of the body is equipped with power supply line, the state control Key processed, the pressure setting key and time setting are keyed the input terminal of the key module, the control module it is defeated Enter the end connection flowmeter, the key module and the timing module, the output end of the control module and is separately connected institute State air pump, the ultrasonic atomization piece, the blower, the air filter device, the air compressor machine, the cooler, the suction The output end of attached tower, the solenoid valve and the display module, the display module connects the liquid crystal display, the power supply Line connects external power supply, and the external power supply provides operating voltage to the body by the power key.

Further, the air compressor machine selects soundproof oil free air compressor.

Further, the adsorption tower is molecular-sieve type adsorption tower.

Further, the air pump selects high-pressure mini air pump.

Further, the intake valve, the flow valve and the pressure regulator valve are manually-operated gate.

Further, the control module selects 16 single-chip microcontroller MC95S12DJ128.

Further, the timing module selects real-time timepiece chip DS1302.

Further, the key module selects keyboard drive chip ZLG7289.

(3) beneficial effect

The utility model provides a kind of domestic type oxygenerator, using molecular-sieve type pressure swing adsorption by the nitrogen in air The separation such as gas, carbon dioxide, has filtered out the harmful substance in air, so that the high-purity oxygen for meeting medical oxygen standard is obtained, The oxygen of generation keeps oxygen wet and association negative oxygen ion abundant through spray chamber, improves the comfort level of oxygen sucking, promotes Oxygen therapy effect, flowmeter on liquid crystal display, realize to oxygen the amount of oxygen real-time monitoring and simultaneous display of output The accurate control of supply process, the pressure that high-pressure mini air pump can be used for certain oxygen therapy environment are adjusted, and form it into hyperbaric environment, Oxygen therapy effect is improved, oxygen therapy efficiency is improved, and can set to single oxygen uptake treatment time, after the completion of setting Automatic oxygen processed, automation and intelligence degree are high, and very easy to use, compact is easy to carry, and oxygen processed is at low cost, i.e., Plug-and-play, easy to operate, detection accuracy is high, fast response time, stability and good reliability, has good practicability and can expand Malleability is very suitable to family's use.

Detailed description of the invention

Fig. 1 is a kind of external structure schematic diagram of domestic type oxygenerator involved in the utility model.

Fig. 2 is a kind of schematic diagram of internal structure of domestic type oxygenerator involved in the utility model.

Fig. 3 is a kind of System Working Principle figure of domestic type oxygenerator involved in the utility model.

Specific embodiment

Embodiment involved in the utility model is described in further details with reference to the accompanying drawing.

In conjunction with FIG. 1 to FIG. 3, a kind of domestic type oxygenerator, including body 1, body 1 is interior to be equipped with hollow chamber, hollow chamber Inside it is divided into oxygen produced chamber 2, surge-chamber 4 and spray chamber 3, oxygen produced chamber 2 is located at the bottom of hollow chamber, is equipped with air filter in oxygen produced chamber 2 Change device 5, air filter device 5 is located at the bottom side of body 1, and the air inlet pipe 6 of air filter device 5 runs through the side of body 1 and stretches For body 1, the air inlet pipe 6 for stretching out in body 1 is equipped with intake valve 7, and the side of air filter device 5 is equipped with air compressor machine 8, air The escape pipe of filter device 5 is connected by the first communicating pipe 9 with the air inlet of air compressor machine 8, and the top of oxygen produced chamber 2 is equipped with cooler 10, cooler 10 is located at the top of air compressor machine 8, the entrance that the exhaust outlet of air compressor machine 8 passed through for the second communicating pipe 11 and cooler 10 Valve is connected, and the side of air compressor machine 8 is equipped with adsorption tower 12, and adsorption tower 12 is located at the bottom other side of body 1, and cooler 10 goes out Mouth valve is connected by third connecting pipe 13 with the air inlet valve of adsorption tower 12, and the bottom of adsorption tower 12 is equipped with flue gas leading 14, exhaust gas Pipe 14 runs through the side of body 1 and stretches out in body 1, and the top of adsorption tower 12 is equipped with oxygen output pipe 15, and oxygen output pipe 15 runs through oxygen processed Spray chamber 3 is simultaneously protruded into the top of room 2, and the oxygen output pipe 15 in oxygen produced chamber 2 is equipped with solenoid valve 16, and the top of oxygen produced chamber 2 is also Equipped with control cabinet 28, control cabinet 28 is located at the side of cooler 10, is equipped with control module, key module, timing in control cabinet 28 The bottom of module and display module, spray chamber 3 is equipped with ultrasonic atomization piece 17, on the side wall of the spray chamber 3 far from 1 side of body Equipped with blower 18, the other side of spray chamber 3 is equipped with inlet, and inlet is equipped with inlet tube 19, and one end of inlet tube 19 is protruded into Spray chamber 3, the other end of inlet tube 19 stretch out in body 1 and protrude into the bottom of a fluid reservoir 20, and fluid reservoir 20 is buckled in feed liquor On pipe 19, the top of spray chamber 3 is equipped with oxygen cathete 21, and one end of oxygen cathete 21 is located in spray chamber 3, the other end of oxygen cathete 21 Body 1 is stretched out in, the oxygen cathete 21 for stretching out in body 1 is equipped with flow valve 22 and flowmeter 23, and flowmeter 23 is located at flow valve 22 top, the side of spray chamber 3 are surge-chamber 4, and the bottom of surge-chamber 4 is equipped with air pump 24, and the gas outlet 25 of air pump 24 runs through The side of body 1 simultaneously stretches out in body 1, and entering tracheae 26 through the top of body 1 and stretching out in body 1 for air pump 24 stretches out in Body 1 enters tracheae 26 equipped with pressure regulator valve 27, the front of body 1 it is placed in the middle be equipped with liquid crystal display 29, liquid crystal display 29 Lower section be equipped with key area, key area includes power key 30, state control key, pressure setting key and time setting key, shape State control key includes start key 31 and Pause key 32, and pressure setting key includes pressure up-regulation key 33,34 and of pressure setting check key Pressure down key 35, time setting key include time up-regulation key 36, time setting check key 37 and time down key 38, body 1 The back side be equipped with power supply line 39, state control key, pressure setting key and the time setting key connection key module input terminal, control Input terminal connection flowmeter 23, key module and the timing module of module, the output end of control module are separately connected air pump 24, surpass Sound wave atomizing piece 17, blower 18, air filter device 5, air compressor machine 8, cooler 10, adsorption tower 12, solenoid valve 16 and display module, The output end of display module connects liquid crystal display 29, and power supply line 39 connects external power supply, and external power supply is given by power key 30 Body 1 provides operating voltage.

The start key 31 of state control key starts for controlling the single oxygen uptake course for the treatment of, and Pause key 32 is for controlling single oxygen uptake Course for the treatment of pause；The pressure up-regulation key 33 of pressure setting key is for increasing pressure set points, and pressure down key 35 is for reducing pressure Setting value, pressure setting check key 34 are used for the confirmation of pressure set points；The time up-regulation key 36 of time setting key is for increasing Oxygen uptake treatment time setting value, time down key 38 are used for reducing oxygen uptake treatment time setting value, time setting check key 37 In the confirmation for the treatment of time setting value.State control key, pressure setting key and time setting key are electrically connected with key module, key Module select keyboard drive chip ZLG7289, ZLG7289 be there is SPI serial line interface function can drive for up to 8*8 simultaneously The repertoire of display, keyboard interface can be completed in the intelligent display driving chip of keyboard or 64 independent LED, monolithic, uses Serial mode is communicated with control module, and data are sent into chip from DIO foot, and are synchronized by CLK foot, when CS foot signal becomes low level Afterwards, the data on DIO foot are written into the buffer register of ZLG7289 in the rising edge of CLK foot.Entire circuit is latched without adding Device and driver, little power consumption, and be not necessarily to write display translator in software design, static status display extended chip is eliminated, The time of control module is greatly saved.

The timing setting value and pressure set points of the single oxygen uptake course for the treatment of are shown on liquid crystal display 29.

Timing module provides external timing to the work of the single oxygen uptake course for the treatment of of body 1, and timing module selects real-time clock core Piece DS1302, DS1302 are the low-power consumption real-time clock cores with trickle current charging ability released by DALLAS company of the U.S. Piece, can to year, month, day, week, when, point and the second carry out timing, and there are the multiple functions such as leap year compensation.Operating voltage is 2.0 ~5.5V, is synchronized with control module using three-wire interface and is communicated, and burst mode can be used and once transmit multiple bytes Clock signal or RAM data.VCC2 foot is main power source, and VCC1 foot is backup power supply, in the case where main power source is closed, can also be protected Hold the continuous operation of clock.RST foot is reset/chip select line, and I/O foot is serial date transfer output end, when SCLK foot is system Clock input terminal.

Raw air enters air filter device 5 from air inlet pipe 6 and filters, remove solid impurities such as dust in raw air and Moisture, filtered air are pressurizeed by air compressor machine 8, and air compressor machine 8 selects soundproof oil free air compressor, and addition is not had to when work and is appointed What lubricating oil, substantially increases the quality of air be discharged, and to corollary equipment safely there has also been guarantee, working service is also more It is simple and convenient, and performance is stablized, and gas production is big, and noise is extremely low, and operating temperature is low, than 0.2~1kw/h of similar product energy conservation. Air after pressurization is sent into cooler 10 and is cooled to room temperature, and compressed air after treatment is finally sent into adsorption tower 12, absorption Tower 12 is molecular-sieve type adsorption tower, i.e. adsorption tower 12 is provided with zeolite molecular sieve, and nitrogen, carbon dioxide in air etc. are by zeolite Molecular sieve absorption is simultaneously discharged from the flue gas leading of bottom 14, reenters in atmospheric air circulation, and flowed out from the oxygen output pipe at top 15 Gas is the oxygen of high-purity, and using air as raw material, without any additive, no residue and disposal of pollutants, power consumption is small, system Oxygen is at low cost；Plug-in produces oxygen, easy to operate, and oxygen concentration is stablized, and oxygen flow is adjustable, produce in times of requiring, can persistently support within 24 hours, It is easy to use；A full set of gas circuit is system program control, and performance is stablized, low noise, securely and reliably.

Fluid reservoir 20 tips upside down on inlet tube 19, and the liquid in fluid reservoir 20 is since gravity enters spray chamber 3, through super Liquid molecule structure is intended and generates the elegant water mist of nature by the higher-order of oscillation of sound wave atomizing piece 17, then passes through blower 18 Water mist blows to the oxygen cathete 21 of outlet from the lower layer of spray chamber, keeps oxygen wet and association negative oxygen ion abundant, improves suction Oxygen therapy effect improves oxygen inhalation therapy efficiency.The amount of oxygen real-time monitoring of 23 pairs of flowmeter output on oxygen cathete 21, and it is same Step is shown on liquid crystal display 29.

When body 1 is used for oxygen therapy, the tracheae 26 that enters of air pump 24 is connected with oxygen therapy cover, is worked by air pump 24 adjustable The atmospheric pressure value in confined space formed between section oxygen therapy cover and human skin is normally set up the environment that it is high pressure, because Under the oxygen environment of high pressure, blood oxygen tension can be improved, increase the oxygen content of blood, increase accordingly oxygen content and oxygen storage capacity in tissue, Blood oxygen disperse and effective disperse distance of oxygen also increases in organizing, can be effectively improved body anaerobic condition, while hyperbaric oxygen is to detesting The growth and breeding of oxygen bacterium has apparent inhibiting effect, has good efficacy to the anaerobic infections disease such as emphysematous gangrene.Air pump 24 Select high-pressure mini air pump, compact, low noise, small power consumption, pressure is high, it is easily operated, easy to carry, non-maintaining, can It continuously runs within 24 hours, working media is gaseous state, can export very high pressure, is mainly used for being evacuated, inflates, is pressurized, gas is adopted The multiple uses such as sample, gas circulation, vacuum suction, vacuum pressure maintaining are not needed since high-pressure mini air pump is dry type, oil-free Pumping fluid or lubricating oil, so working media will not be polluted, and price is much relatively cheap.

Intake valve 7, flow valve 22 and pressure regulator valve 27 are manually-operated gate, can be by can be manually rotated intake valve 7, flow valve 22 Adjust air inlet pipe 6, oxygen cathete 21 and the pipe flux for entering tracheae 26 respectively with pressure regulator valve 27.

Control module handles the input signal of flowmeter 23, key module and timing module, output control signal Air pump 24, ultrasonic atomization piece 17, blower 18, air filter device 5, air compressor machine 8, cooler 10, adsorption tower 12, electricity are controlled respectively Magnet valve 16 and display module work.Control module select 16 single-chip microcontrollers MC95S12DJ128, the Flash of built-in 128KB, There is the EEPROM of the RAM and 2KB of 8KB 5V input and driving capability, CPU working frequency can reach 50MHz, and 29 tunnels are independent Digital I/O interface, 20 road bands interrupt and the digital I/O interface of arousal function, 10 A/D converters in 28 channels, have 8 to lead to Input capture/the output in road is compared, and also has 8 programmable channels PWM, has 2 serial asynchronous communication interface SCI, 2 same Serial peripheral equipment interface SPI is walked, I2C bus and CAN functional module etc. meet design requirement.

The working principle of brief description body 1:

External power supply is connected by power supply line 39, body 1 is powered on, oxygen cathete 21 is connected with oxygen uptake cover, presses electricity Source key 30 sets the time value of the single oxygen uptake course for the treatment of by time setting key, and liquid crystal display 29 is shown, presses starting Key 31 manually adjusts the joint open of intake valve 7, and raw air is made to enter air filter device 5, air compressor machine 8, cooling from air inlet pipe 6 Device 10 and adsorption tower 12, solenoid valve 16 automatically turns on after generating certain oxygen, and oxygen enters spray chamber 3 from oxygen output pipe 15, is making While oxygen, liquid molecule is dispersed as water mist, while 18 air blast of blower by ultrasonic atomization piece 17, makes to fill in spray chamber 3 It is associated with the water mist of negative oxygen ion, manually adjusts the joint open of flow valve 22, so that the amount of oxygen intake is adjusted, with human body sensory Subject to comfortable, the amount of oxygen real-time monitoring of 23 pairs of flowmeter output is simultaneously shown on liquid crystal display 29.When being used for oxygen therapy, point By oxygen cathete 21 and do not enter tracheae 26 and be connected with oxygen therapy cover, presses power key 30, pass through pressure setting key and time setting Key sets the pressure value and single oxygen therapy treatment time value of needs, and liquid crystal display 29 shows pressure set points and the oxygen therapy course for the treatment of Timing setting value presses start key 30, and air pump 24 works, and the joint open of pressure regulator valve 27 is manually adjusted, to adjust the speed of pressure regulation Rate, pressure regulation finish, and tighten pressure regulator valve 27, and air pump 24 stops working, and manually adjusts the joint open of intake valve 7, make raw air from Air inlet pipe 6 enters air filter device 5, air compressor machine 8, cooler 10 and adsorption tower 12, and solenoid valve 16 is automatic after generating certain oxygen It opens, oxygen enters spray chamber 3 from oxygen output pipe 15, and while oxygen processed, liquid molecule is dispersed as water by ultrasonic atomization piece 17 Mist, while 18 air blast of blower, make to fill the water mist for being associated with negative oxygen ion in spray chamber 3, manually adjust of flow valve 22 Opening amount, to adjust the amount of oxygen for being blown to the surface of a wound, take the comfortable feeling of the human body as the standard, the amount of oxygen of 23 pairs of flowmeter outputs is supervised in real time It surveys and is shown on liquid crystal display 29.In single Clinical observations, the course for the treatment of can be suspended by Pause key 32, the course for the treatment of terminates, The power supply that power key 30 closes body 1 is pressed again.

The utility model provides a kind of domestic type oxygenerator, using molecular-sieve type pressure swing adsorption by the nitrogen in air The separation such as gas, carbon dioxide, has filtered out the harmful substance in air, so that the high-purity oxygen for meeting medical oxygen standard is obtained, The oxygen of generation keeps oxygen wet and association negative oxygen ion abundant through spray chamber, improves the comfort level of oxygen sucking, promotes Oxygen therapy effect, flowmeter on liquid crystal display, realize to oxygen the amount of oxygen real-time monitoring and simultaneous display of output The accurate control of supply process, the pressure that high-pressure mini air pump can be used for certain oxygen therapy environment are adjusted, and form it into hyperbaric environment, Oxygen therapy effect is improved, oxygen therapy efficiency is improved, and can set to single oxygen uptake treatment time, after the completion of setting Automatic oxygen processed, automation and intelligence degree are high, and very easy to use, compact is easy to carry, and oxygen processed is at low cost, i.e., Plug-and-play, easy to operate, detection accuracy is high, fast response time, stability and good reliability, has good practicability and can expand Malleability is very suitable to family's use.

Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this Novel conception and scope is defined.Without departing from the design concept of the present utility model, ordinary people in the field couple The all variations and modifications that the technical solution of the utility model is made, should fall within the protection scope of the present utility model, this reality With novel claimed technology contents, it is all described in the claims.

Claims (8)

1. a kind of domestic type oxygenerator, including body, the body is interior to be equipped with hollow chamber, it is characterised in that: the hollow cavity Interior is divided into oxygen produced chamber, surge-chamber and spray chamber, and the oxygen produced chamber is located at the bottom of the hollow chamber, sets in the oxygen produced chamber There is air filter device, the air filter device is located at the bottom side of the body, and the air inlet pipe of the air filter device runs through The side of the body simultaneously stretches out in the body, and the air inlet pipe for stretching out in the body is equipped with intake valve, the sky The side of air filter device is equipped with air compressor machine, the escape pipe of the air filter device by the first communicating pipe and the air compressor machine into Port is connected, and the top of the oxygen produced chamber is equipped with cooler, and the cooler is located at the top of the air compressor machine, the pneumatics The exhaust outlet of machine is connected by the second communicating pipe with the inlet valve of the cooler, and the side of the air compressor machine is equipped with absorption Tower, the adsorption tower are located at the bottom other side of the body, the outlet valve of the cooler by third connecting pipe with it is described The air inlet valve of adsorption tower is connected, and the bottom of the adsorption tower is equipped with flue gas leading, and the flue gas leading runs through the side of the body And the body is stretched out in, the top of the adsorption tower is equipped with oxygen output pipe, and the oxygen output pipe runs through the top of the oxygen produced chamber simultaneously The spray chamber is protruded into, the oxygen output pipe in the oxygen produced chamber is equipped with solenoid valve, and the top of the oxygen produced chamber is also set There is control cabinet, the control cabinet is located at the side of the cooler, and control module is equipped in the control cabinet, key module, is determined When module and display module, the bottom of the spray chamber is equipped with ultrasonic atomization piece, the atomization far from the body side The side wall of room is equipped with blower, and the other side of the spray chamber is equipped with inlet, and the inlet is equipped with inlet tube, it is described into The spray chamber is protruded into one end of liquid pipe, and the other end of the inlet tube stretches out in the body and protrudes into the bottom of a fluid reservoir Portion, on the inlet tube, the top of the spray chamber is equipped with oxygen cathete, one end position of the oxygen cathete for the fluid reservoir back-off In in the spray chamber, the other end of the oxygen cathete stretches out in the body, stretches out on the oxygen cathete of the body Equipped with flow valve and flowmeter, the flowmeter is located at the top of the flow valve, and the side of the spray chamber is the pressure regulation Room, the bottom of the surge-chamber are equipped with air pump, and the gas outlet of the air pump runs through the side of the body and stretches out in the machine Body, the air pump enter tracheae through the top of the body and stretch out in the body, stretch out in the body it is described enter Tracheae is equipped with pressure regulator valve, the front of the body it is placed in the middle be equipped with liquid crystal display, the lower section of the liquid crystal display is equipped with Key area, the key area include power key, state control key, pressure setting key and time setting key, the state control Key processed includes start key and Pause key, and the pressure setting key includes that pressure up-regulation key, pressure setting check key and pressure are lowered Key, the time setting key include that time up-regulation key, time setting check key and time down key, the back side of the body are equipped with Power supply line, the state control key, the pressure setting key and time setting are keyed the input terminal of the key module, The input terminal of the control module connects the flowmeter, the key module and the timing module, the control module Output end is separately connected the air pump, the ultrasonic atomization piece, the blower, the air filter device, the air compressor machine, institute Cooler, the adsorption tower, the solenoid valve and the display module are stated, the output end of the display module connects the liquid crystal Display screen, the power supply line connect external power supply, and the external power supply provides work electricity to the body by the power key Pressure.

2. a kind of domestic type oxygenerator according to claim 1, it is characterised in that: the air compressor machine selects mute oil-free sky Press.

3. a kind of domestic type oxygenerator according to claim 1, it is characterised in that: the adsorption tower is molecular-sieve type absorption Tower.

4. a kind of domestic type oxygenerator according to claim 1, it is characterised in that: the air pump selects high-pressure mini gas Pump.

5. a kind of domestic type oxygenerator according to claim 1, it is characterised in that: the intake valve, the flow valve and The pressure regulator valve is manually-operated gate.

6. a kind of domestic type oxygenerator according to claim 1, it is characterised in that: the control module selects 16 monolithics Machine MC95S12DJ128.

7. a kind of domestic type oxygenerator according to claim 1, it is characterised in that: the timing module selects real-time clock Chip DS1302.

8. a kind of domestic type oxygenerator according to claim 1, it is characterised in that: the key module selects keyboard drive Chip ZLG7289.