CN208809253U - A kind of number oxygen quality flow inhalator - Google Patents
A kind of number oxygen quality flow inhalator Download PDFInfo
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- CN208809253U CN208809253U CN201820719003.4U CN201820719003U CN208809253U CN 208809253 U CN208809253 U CN 208809253U CN 201820719003 U CN201820719003 U CN 201820719003U CN 208809253 U CN208809253 U CN 208809253U
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- oxygen
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Abstract
The utility model provides a kind of digital oxygen quality flow inhalator, belongs to oxygen inhalation apparatus technical field.Side described in the utility model with bayonet medical oxygen humidification bottle bottleneck is provided with oxygen humidification bottle inlet suction port, the other side with bayonet medical oxygen humidification bottle bottleneck is provided with nasal oxygen tube jointing, upper end with bayonet medical oxygen humidification bottle is equipped with oxygen flow meter ontology, the periphery of oxygen flow meter ontology is separately installed with oxygen flow rate adjusting valve, oxygen inlet suction port and oxygen air outlet adapter, the upper end of oxygen flow meter ontology is equipped with gas mass flow rate sensors module, inhalator gauge outfit rear cover is sequentially installed in gas mass flow rate sensors module, battery compartment, the processing of gas flow transducing signal and control circuit and inhalator gauge outfit front cover, inhalator gauge outfit display window and inhalator control button are provided on inhalator gauge outfit front cover.
Description
Technical field
It is the utility model relates to a kind of digital oxygen quality flow inhalator, in particular to a kind of to utilize MEMS
(MEMS) the digital oxygen inhalation apparatus of gas mass flow chip metering.
Background technique
Oxygen inhalation apparatus is that hospital and domestic oxygen treat the most crucial equipment of observing and controlling.Pass through pipeline or gas in hospital's oxygen
Bottle conveying oxygen, and oxygen is all then conveyed by oxygen cylinder in family.Oxygen inhalation apparatus is connected to the end of conveyance conduit
Or the outlet side of gas cylinder.Oxygen is conveyed to the patient for needing oxygen therapy by inhalator and additional humidification device.Current oxygen
Gas inhalator generallys use measurement of mechanical floats (also known as " the rotor ") flowmeter as flow of oxygen, and passes through an adjusting
Valve controls the number of flow of oxygen.
Suspended body flowmeter is made of glass or plastic tube and a spherula.After the gas passed through enters glass tube, gas
Body will make spherula mobile.The spherula moves up and down under the thrust of air-flow, small under certain gas flow effect
The position of sphere will be relatively fixed.The position corresponds to the fixation scale on glass pipe, by calibration, reaches meter gaseous stream
The purpose of amount.This mode is a kind of volume flow detection mode.Gaseous mass measured by it depends on the environment item of gas
Part.Such as when one times of pressure increase of gas, become smaller one times for the volume of the gas of phase homogenous quantities, at this time suspended body flowmeter
The flow measured also accordingly becomes smaller one times.And for sufferer, it is important that the oxygen quality sucked needed for it.It is being lifted
Example adjusts flow control valve and reaches same volume flow, it will doubles the soakage of sufferer.Excessive oxygen is inhaled
Enter, especially to newborn, it will greatly increase the danger of oxygen poisoning.
It is still rare to the technological improvement of oxygen inhalation apparatus.Such as application publication number is CN106730200A, Shen Qing Publication
Day is on May 31st, 2017, the hair of entitled " a kind of oxygen inhalation apparatus and digitalization control method based on pressure sensor "
Bright patent application is exactly measured the flow of oxygen using pressure sensor and digitizes it.It is this to pass through measurement gas stream
The pressure difference of particular conduit two o'clock is crossed to measure the mode of oxygen flow still and cannot measure the change of environment bring gas volume
Change, solve the root problem of oxygen flow measurement, and is only the digitlization for realizing volume flow.
Summary of the invention
Purpose of the utility model is to solve the above-mentioned problems of the prior art, and then provide a kind of digital oxygen
Mass flow inhalator.
The purpose of this utility model is achieved through the following technical solutions:
A kind of number oxygen quality flow inhalator, comprising: gas mass flow rate sensors module, gas flow sensing letter
Number processing and control circuit, inhalator gauge outfit front cover, inhalator gauge outfit rear cover, battery compartment, inhalator gauge outfit display window, inhalator
Control button, oxygen flow meter ontology, oxygen flow rate adjusting valve, oxygen inlet suction port, oxygen air outlet adapter, band bayonet medical oxygen
Gas humidification bottle, oxygen humidification bottle inlet suction port and nasal oxygen tube jointing；One with bayonet medical oxygen humidification bottle bottleneck
Side is provided with oxygen humidification bottle inlet suction port, and the other side with bayonet medical oxygen humidification bottle bottleneck is provided with nasal oxygen tube and connects
Head, the upper end with bayonet medical oxygen humidification bottle are equipped with oxygen flow meter ontology, and the periphery of oxygen flow meter ontology is installed respectively
There are oxygen flow rate adjusting valve, oxygen inlet suction port and oxygen air outlet adapter, the upper end of oxygen flow meter ontology is equipped with gas matter
Flow sensor module is measured, is sequentially installed with inhalator gauge outfit rear cover, battery compartment, gas in gas mass flow rate sensors module
Signal sensed from flux handles and control circuit and inhalator gauge outfit front cover, and it is aobvious that inhalator gauge outfit is provided on inhalator gauge outfit front cover
Show window and inhalator control button.
The utility model uses metrology devices of the MEMS gas mass flow rate sensors as oxygen inhalation apparatus, directly measures
By the oxygen quality flow of oxygen inhalation apparatus, and not by oxygen in pipeline due to the variation of environmental factor (temperature and pressure)
And the variation of the oxygen quality flow generated avoids making due to metering inaccuracy to ensure the accuracy of oxygen therapy
At malpractice.Oxygen quality flow inhalator described in the utility model is digital measuring and controlling equipment, compared to general at present
Mechanical oxygen inhalation apparatus, can be in such a way that wirelessly or non-wirelessly data be transmitted by real-time data transmission to data center or medical treatment
Center effectively reduces the workload of medical staff, and the realization for accurate remote treatment provides technical guarantee.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model number oxygen quality flow inhalator.
Appended drawing reference in figure, 1 is gas mass flow rate sensors module, and 2 handle and control for gas flow transducing signal
Circuit processed, 3a are inhalator gauge outfit front cover, and 3b is inhalator gauge outfit rear cover, and 4 be battery compartment, and 5 be inhalator gauge outfit display window, 6
It is oxygen flow meter ontology for inhalator control button, 7,8 be oxygen flow rate adjusting valve, and 9a is oxygen inlet suction port, and 9b is oxygen
Gas air outlet adapter, 10 be band bayonet medical oxygen humidification bottle, and 11 be oxygen humidification bottle inlet suction port, and 12 connect for nasal oxygen tube
Head.
Specific embodiment
Be described in further detail below in conjunction with attached drawing to the utility model: the present embodiment is with the utility model skill
Implemented under premised on art scheme, give detailed embodiment, but the protection scope of the utility model be not limited to it is following
Embodiment.
Embodiment 1
As shown in Figure 1, a kind of number oxygen quality flow inhalator involved in the present embodiment, comprising: gas mass flow
Quantity sensor module 1, the processing of gas flow transducing signal and control circuit 2, inhalator gauge outfit front cover 3a, inhalator gauge outfit rear cover
3b, battery compartment 4, inhalator gauge outfit display window 5, inhalator control button 6, oxygen flow meter ontology 7, oxygen flow rate adjusting valve 8,
Oxygen inlet suction port 9a, oxygen air outlet adapter 9b, band bayonet medical oxygen humidification bottle 10, oxygen humidification bottle inlet suction port 11 and nose
Oxygen pipe jointing 12；The side with 10 bottleneck of bayonet medical oxygen humidification bottle is provided with oxygen humidification bottle inlet suction port
11, the other side with 10 bottleneck of bayonet medical oxygen humidification bottle is provided with nasal oxygen tube jointing 12, band bayonet medical oxygen air humidity
The upper end for changing bottle 10 is equipped with oxygen flow meter ontology 7, and the periphery of oxygen flow meter ontology 7 is separately installed with oxygen flow rate adjusting valve
8, oxygen inlet suction port 9a and oxygen air outlet adapter 9b, the upper end of oxygen flow meter ontology 7 are equipped with gas mass flow sensing
Device module 1 is sequentially installed with inhalator gauge outfit rear cover 3b, battery compartment 4, gas flow in gas mass flow rate sensors module 1
Transducing signal handles and control circuit 2 and inhalator gauge outfit front cover 3a, is provided with inhalator gauge outfit on inhalator gauge outfit front cover 3a
Display window 5 and inhalator control button 6.
The gas mass flow rate sensors module 1 includes one section of gas flow and gas mass flow rate sensors, and is led to
Oversampling circuit connector is handled with the gas flow transducing signal and control circuit 2 is connected；The both ends of the gas flow connect
It connects on the oxygen flow meter ontology 7；The inhalator gauge outfit front cover 3a, inhalator gauge outfit display window 5 and inhalator control
Key 6 is connect with the front and back of gas flow transducing signal processing and control circuit 2 respectively, forms closure main body；The gas
The processing of body signal sensed from flux and the direct signal output of control circuit 2 are shown by the inhalator gauge outfit display window 5；It is described
Oxygen flow rate adjusting valve 8 is mounted on the oxygen flow meter ontology 7 and is connected with the gas flow, and is adjusted by rotation
Valve is saved to adjust the size of oxygen flow, with the practical oxygen flow shape obtained measured by the gas mass flow rate sensors
At feedback loop；The escape pipe of the admission line with bayonet medical oxygen humidification bottle 10 and the oxygen flow meter ontology 7
Road connection, so that regulatable oxygen is conveyed to sufferer by the nasal oxygen tube jointing 12 after humidifying.
The gas mass flow rate sensors use the MEMS flow sensing core of calorimetric gas mass flow measuring principle
Piece.The MEMS gas mass flow sensing chip includes automatic pressure compensation structure, its structure when manifold pressure variation
Do not changed by the variation of pressure.
The gas flow transducing signal processing and control circuit 2 are low power dissipation design and include wireless signal transmission function
With wire signal transfer function.
The wireless signal transmission function includes bluetooth or the transmission mode of GPRS or WIFI.Wireless signal transmission function is used
In the ambient conditions that no wireless signal interferes, the such as, but not limited to environment of sufferer domestic oxygen bottle oxygen supply.The wireless signal
Specified data center or specified Medical Control Center are real-time transmitted to by local intelligent terminal or signal collector.
The wireless transmission function passes through bus connecting mode, such as, but not limited to RS485Modbus signal processing and biography
Defeated mode, the signal will be real-time transmitted to specified data center or specified Medical Control Center.
Inhalator gauge outfit includes the processing of gas flow transducing signal and control circuit 2, inhalator gauge outfit front cover 3a, inhalator
Gauge outfit rear cover 3b, battery compartment 4, inhalator gauge outfit display window 5 and inhalator control button 6.Gas flow transducing signal processing and
Control circuit 2 when using wireless signal transmission, using but be not limited to battery powered mode.High capacity charging can be used in battery
Battery or dry cell.
The oxygen flow meter ontology 7 includes air inlet, outlet and the air flue for installing flow control valve.The air flue includes
Gas current stabilization and fairing.The gas current stabilization and fairing are set to gas inlet pipeline end.
The oxygen flow rate adjusting valve 8 is manually or automatically control valve.
The oxygen flow rate adjusting valve 8 is to manually adjust valve.
The band bayonet medical oxygen humidification bottle 10 is one-off card button humidification bottle；The band bayonet medical oxygen humidifying
Bottle 10 can also directly adopt thread connecting mode for common oxygen humidification bottle and be fixed on the oxygen flow meter ontology 7.
Embodiment 2
As shown in Figure 1, the present embodiment includes: the gas mass flow rate sensors module 1 comprising gas circuit；The gaseous mass
Flow sensor module 1 is connected to the processing of gas flow transducing signal and control circuit (2) by circuit connector；The gas
Mass flow sensor module 1 and gas flow transducing signal processing and control circuit 2 be mounted on inhalator gauge outfit front cover 3a and
In inhalator gauge outfit rear cover 3b；The gas mass flow rate sensors module 1 and the processing of gas flow transducing signal and control electricity
Battery power supply of the power supply on road 2 by external power supply or in battery compartment 4；Oxygen measured by the gas mass flow rate sensors 1
Gas mass flow is shown by the LCD on inhalator gauge outfit display window 5 and while being transferred to by wirelessly or non-wirelessly data specified
Data or medical centre；The parameter of the present embodiment number oxygen quality flow inhalator includes being not limited to oxygen therapy time, police
Show that mode and protection password etc. are realized by inhalator control button 6；The air inlet of the gas mass flow rate sensors module 1
And gas outlet is connected to oxygen flow meter ontology 7；The setting of mass flow needed for oxygen therapy is sensed by the gas mass flow
Real-time oxygen flow measured by device module 1 simultaneously adjusts oxygen flow rate adjusting valve 8 to realize；Digital oxygen quality flow inhalator
Oxygen inlet suction port 9a be directly connected to the supply source of oxygen for example and be not limited to medical oxygen cylinder or medical oxygen with pressure
Pipeline；The oxygen air outlet adapter 9b and the oxygen humidification with bayonet medical oxygen humidification bottle 10 of digital oxygen quality flow inhalator
Bottle inlet suction port 11 is connected；The nasal oxygen tube jointing 12 with bayonet medical oxygen humidification bottle 10 and the oxygen of sufferer receive
Mask is connected.
The preferable specific embodiment of the above, only the utility model, these specific embodiments are all based on this
Different implementations under utility model general idea, and the protection scope of the utility model is not limited thereto, it is any ripe
Know those skilled in the art within the technical scope disclosed by the utility model, any changes or substitutions that can be easily thought of, all
It should cover and be within the protection scope of the utility model.Therefore, the protection scope of the utility model should be with claims
Subject to protection scope.
Claims (7)
1. a kind of number oxygen quality flow inhalator, comprising: gas mass flow rate sensors module (1), gas flow sensing
Signal processing and control circuit (2), inhalator gauge outfit front cover (3a), inhalator gauge outfit rear cover (3b), battery compartment (4), inhalator
Gauge outfit display window (5), inhalator control button (6), oxygen flow meter ontology (7), oxygen flow rate adjusting valve (8), oxygen air inlet
Connector (9a), oxygen air outlet adapter (9b), band bayonet medical oxygen humidification bottle (10), oxygen humidification bottle inlet suction port (11) and nose
Oxygen pipe jointing (12)；It is characterized in that, the side of band bayonet medical oxygen humidification bottle (10) bottleneck is provided with oxygen
Humidification bottle inlet suction port (11), the other side with bayonet medical oxygen humidification bottle (10) bottleneck are provided with nasal oxygen tube jointing
(12), the upper end with bayonet medical oxygen humidification bottle (10) is equipped with oxygen flow meter ontology (7), oxygen flow meter ontology (7)
Periphery is separately installed with oxygen flow rate adjusting valve (8), oxygen inlet suction port (9a) and oxygen air outlet adapter (9b), oxygen flow meter
The upper end of ontology (7) is equipped with gas mass flow rate sensors module (1), in gas mass flow rate sensors module (1) successively
Inhalator gauge outfit rear cover (3b), battery compartment (4), the processing of gas flow transducing signal and control circuit (2) and inhalator are installed
Gauge outfit front cover (3a) is provided with inhalator gauge outfit display window (5) and inhalator control button on inhalator gauge outfit front cover (3a)
(6)。
2. number oxygen quality flow inhalator according to claim 1, which is characterized in that the gas mass flow passes
Sensor module (1) includes one section of gas flow and gas mass flow rate sensors, and passes through circuit connector and the gas stream
Amount transducing signal processing is connected with control circuit (2).
3. number oxygen quality flow inhalator according to claim 2, which is characterized in that the gas mass flow passes
Sensor uses the MEMS flow sensing chip of calorimetric gas mass flow measuring principle.
4. number oxygen quality flow inhalator according to claim 3, which is characterized in that the gas flow sensing letter
Number processing and control circuit (2) are low power dissipation design and include wireless signal transmission function and wire signal transfer function.
5. number oxygen quality flow inhalator according to claim 4, which is characterized in that the wireless signal transmission function
It can the transmission mode comprising bluetooth or GPRS or WIFI.
6. number oxygen quality flow inhalator according to claim 5, which is characterized in that the oxygen flow rate adjusting valve
It (8) is manually or automatically control valve.
7. number oxygen quality flow inhalator according to claim 6, which is characterized in that the band bayonet medical oxygen
Humidification bottle (10) is one-off card button humidification bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820719003.4U CN208809253U (en) | 2018-05-15 | 2018-05-15 | A kind of number oxygen quality flow inhalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820719003.4U CN208809253U (en) | 2018-05-15 | 2018-05-15 | A kind of number oxygen quality flow inhalator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208809253U true CN208809253U (en) | 2019-05-03 |
Family
ID=66268866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820719003.4U Active CN208809253U (en) | 2018-05-15 | 2018-05-15 | A kind of number oxygen quality flow inhalator |
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| Country | Link |
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| CN (1) | CN208809253U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671344A (en) * | 2018-05-15 | 2018-10-19 | 宁波诺互传感科技有限公司 | A kind of number oxygen quality flow inhalator |
| CN112856227A (en) * | 2021-02-05 | 2021-05-28 | 矽翔微机电(杭州)有限公司 | Intelligent gas cylinder measurement and control device and control method |
-
2018
- 2018-05-15 CN CN201820719003.4U patent/CN208809253U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671344A (en) * | 2018-05-15 | 2018-10-19 | 宁波诺互传感科技有限公司 | A kind of number oxygen quality flow inhalator |
| CN112856227A (en) * | 2021-02-05 | 2021-05-28 | 矽翔微机电(杭州)有限公司 | Intelligent gas cylinder measurement and control device and control method |
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