CN207799482U - SCM Based apparatus of oxygen supply - Google Patents
SCM Based apparatus of oxygen supply Download PDFInfo
- Publication number
- CN207799482U CN207799482U CN201820183651.2U CN201820183651U CN207799482U CN 207799482 U CN207799482 U CN 207799482U CN 201820183651 U CN201820183651 U CN 201820183651U CN 207799482 U CN207799482 U CN 207799482U
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- China
- Prior art keywords
- oxygen
- breathing mask
- connect
- valve
- oxygen supply
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Abstract
The utility model discloses a kind of SCM Based apparatuss of oxygen supply, oxygenerator is equipped with oxygen supply valve, oxygenerator is connected by supplying oxygen one end of valve and oxygen supplying tube, the other end of oxygen supplying tube is connect with breathing mask, oxygen supplying tube close to breathing mask is equipped with air storage bag, the junction of breathing mask and oxygen supplying tube is equipped with inlet valve, and breathing mask is equipped with exhaust tube, and the junction of breathing mask and exhaust tube is equipped with air outlet valve；Oxygen concentration sensor is equipped in air storage bag, controller of the oxygen concentration sensor connection for controlling oxygen supply valve, controller includes microcontroller, microcontroller is connect with clock module, key-press module, memory module, display screen, communication module, alarm, power module respectively, and communication module is connect by RS485 universal serial bus with host computer.The utility model is simple in structure, intelligent control oxygen-supplying amount is actually needed according to patient, degree of regulation is high, easy to use, improves oxygen utilization rate and patient comfort.
Description
Technical field
The utility model belongs to technical field of medical equipment, is related to a kind of SCM Based apparatus of oxygen supply.
Background technology
Oxygen is the necessary material for generating energy needed for bodily fuctions' activity, is the indispensable biological element of human body, oxygen supply
Device is important Medical Devices；But existing apparatus of oxygen supply by adjusting oxygen-supplying amount manually, inconvenient, degree of regulation is poor；
Most of apparatus of oxygen supply uses continuous offering oxygen way, but general patient can just use oxygen in air-breathing, and is exhaling or exhaling
The gap of suction does not need oxygen, therefore lasting oxygen supply will cause waste of oxygen, reduce oxygen utilization rate；It is supplied in patient expiration
Oxygen, oxygen flow is opposite with patient expiration's air-flow, reduces patient comfort.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of SCM Based apparatus of oxygen supply, simple in structure, according to
Intelligent control oxygen-supplying amount is actually needed in patient, and degree of regulation is high, easy to use, improves oxygen utilization rate and patient comfort,
Solve problems of the prior art.
The technical scheme adopted is that a kind of SCM Based apparatus of oxygen supply, oxygenerator is equipped with to be supplied the utility model
Oxygen valve, oxygenerator are connected by supplying oxygen one end of valve and oxygen supplying tube, and the other end of oxygen supplying tube is connect with breathing mask, close
It is equipped with filter device in the oxygen supplying tube of oxygenerator, air storage bag, breathing mask and oxygen supply are equipped with close to the oxygen supplying tube of breathing mask
The junction of pipe is equipped with inlet valve, and breathing mask is equipped with exhaust tube, and the junction of breathing mask and exhaust tube is equipped with air outlet valve,
Exhaust tube is equipped with expiratory one-way valve；Oxygen concentration sensor is equipped in air storage bag, oxygen concentration sensor is connected for controlling
The controller of valve is supplied oxygen, controller includes microcontroller, the model PIC16F886 of microcontroller, and oxygen concentration sensor passes through
Amplifying circuit is connect with microcontroller, and microcontroller is connect by motor driver with motor, and motor is connect with oxygen supply valve, microcontroller
It is connect respectively with clock module, key-press module, memory module, display screen, communication module, alarm, power module, communication module
It is connect with host computer by RS485 universal serial bus.
The utility model is further characterized in that further, the clock module uses the clock core of model PCF8563
Piece.
Further, the operational amplifier that the amplifying circuit uses is HA17741 operational amplifier.
Further, the model 17HS001 of the motor, the model SH-2H042Mb of motor driver.
The utility model has the beneficial effects that：Oxygen concentration sensor detects the concentration of oxygen in air storage bag, oxygen concentration
The signal of sensor output is generally weaker, and microcontroller is sent to after being amplified processing to suitable voltage by amplifying circuit, single
Piece machine supplies oxygen rotating speed and the steering of valve by motor driver and motor control, and then controls oxygen flow so that air storage bag
The concentration of middle oxygen maintains within a preset range always, and intelligent control oxygen-supplying amount is actually needed according to patient, easy to use.
When patient breaths, pressure reduces in breathing mask, and inlet valve is opened, and the oxygen in air storage bag is suffered from by inlet valve
Person sucks；When patient expiration, pressure increases in breathing mask, and air outlet valve is opened, and the gas of patient's exhalation is entered by air outlet valve
In exhaust tube, ensure to supply oxygen in patient breaths, oxygen deprivation when breathing gap and exhaling saves oxygen, improves oxygen utilization rate；
It avoids oxygen stream that convection current occurs with patient expiration's air-flow simultaneously to have difficulty in breathing, improves patient comfort；The utility model
Communication module connect with host computer by RS485 universal serial bus, carry out data by the way of balance transmission and differential received
Communication improves anti-common mode interference ability and transmission range, enhances practicability.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the structure diagram of controller in the utility model embodiment.
In figure, 1. oxygenerators, 2. oxygen supplying tubes, 3. filter devices, 4. oxygen concentration sensors, 5. oxygen supply valves, 6. gas storage
Capsule, 7. breathing masks, 8. exhaust tubes, 9. expiratory one-way valves, 10. air outlet valves, 11. inlet valves, 12. controllers, 13. microcontrollers,
14. clock module, 15. amplifying circuits, 16. key-press modules, 17. memory modules, 18. display screens, 19. communication modules, 20. is upper
Machine, 21. alarms, 22. power modules.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The structure of the utility model embodiment, as shown in Figs. 1-2, oxygenerator 1 are equipped with oxygen supply valve 5, and oxygenerator 1 passes through
Oxygen supply valve 5 is connect with one end of oxygen supplying tube 2, and the other end of oxygen supplying tube 2 is connect with breathing mask 7, close to the oxygen supply of oxygenerator 1
It is equipped with filter device 3 in pipe 2, improves the cleannes of oxygen；Oxygen supplying tube 2 close to breathing mask 7 is equipped with air storage bag 6 so that
Pressure in breathing mask 7 is identical as external pressure, and the junction of breathing mask 7 and oxygen supplying tube 2 is equipped with inlet valve 11, breathing
Mask 7 is equipped with exhaust tube 8, and the junction of breathing mask 7 and exhaust tube 8 is equipped with air outlet valve 10, exhaust tube 8 be equipped with exhale it is single
To valve 9, the gas of exhalation is avoided to enter breathing mask 7；Oxygen concentration sensor 4, oxygen concentration sensor are equipped in air storage bag 6
Controller 12 of 4 connections for controlling oxygen supply valve 5, controller 12 includes microcontroller 13, and oxygen concentration sensor 4 passes through amplification
Circuit 15 is connect with microcontroller 13, and microcontroller 13 is connect by motor driver with motor, and motor is connect with oxygen supply valve 5, single
Piece machine 13 is connect by communication module 19 with host computer 20, by realtime curve on host computer 20, and is stored；Monolithic
Machine 13 is connect with clock module 14, key-press module 16, memory module 17, display screen 18, alarm 21, power module 22 respectively.
Clock module 14, the time for recording data acquisition and storage, using the clock chip of model PCF8563,
Interface is simple, easy to use；Display screen 18, the concentration for oxygen in real-time display air storage bag 6；Alarm 21, when oxygen is dense
When the detected value of degree is larger with preset value difference, microcontroller 13 controls 21 alert of alarm, remind staff and
When check reason；Power module 22 is powered for microcontroller 13.
The model PIC16F886 of microcontroller 13, strong antijamming capability is low in energy consumption, carries analog-to-digital conversion device, will simulate defeated
Enter signal and is converted into digital signal；The model 17HS001 of motor, the model SH-2H042Mb of motor driver, to supplying oxygen valve 5
Control accuracy it is high；The operational amplifier that amplifying circuit 15 uses is HA17741 operational amplifier, output voltage conversion speed
Soon.
The operation principle of the utility model embodiment：Oxygen concentration sensor 4 detects the concentration of oxygen in air storage bag 6, oxygen
The signal that gas concentration sensor 4 exports is generally weaker, is sent to after being amplified processing to suitable voltage by amplifying circuit 15
Microcontroller 13, microcontroller 13 control oxygen stream by motor driver, the rotating speed of motor control oxygen supply valve 5 and steering
Amount；Microcontroller 13 is compared the detected value of oxygen concentration with preset value, when the detected value of oxygen concentration is more than preset value, control
System oxygen supply valve 5 reduces oxygen flow；When the detected value of oxygen concentration is less than preset value, control oxygen supply valve 5 increases oxygen stream
Amount so that the concentration of oxygen maintains within a preset range always in air storage bag 6；Communication module 19 using RS485 universal serial bus with
Host computer 20 connect, data communication is carried out by the way of balance transmission and differential received, improve anti-common mode interference ability and
Transmission range；When patient breaths, pressure reduces in breathing mask 7, and inlet valve 11 is opened, and the oxygen in air storage bag 6 passes through air inlet
Door 11 is inhaled by a patient；When patient expiration, pressure increases in breathing mask 7, and air outlet valve 10 is opened, and the gas of patient's exhalation passes through
Air outlet valve 10 enters in exhaust tube 8, ensures to supply oxygen in patient breaths, and oxygen deprivation when breathing gap and exhaling avoids oxygen stream
To have difficulty in breathing with patient expiration's convection current, save oxygen, improves oxygen utilization rate.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment including a series of elements includes not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.
The above is only the preferred embodiment of the utility model only, is not intended to limit the protection model of the utility model
It encloses.Any modification, equivalent substitution, improvement and etc. made within the spirit and principle of the present invention, are all contained in this reality
With in novel protection domain.
Claims (4)
1. a kind of SCM Based apparatus of oxygen supply, which is characterized in that oxygenerator (1) is equipped with oxygen supply valve (5), oxygenerator
(1) it is connect with one end of oxygen supplying tube (2) by supplying oxygen valve (5), the other end of oxygen supplying tube (2) is connect with breathing mask (7), is leaned on
It is equipped with filter device (3) in the oxygen supplying tube (2) of nearly oxygenerator (1), the oxygen supplying tube (2) close to breathing mask (7) is equipped with gas storage
The junction of capsule (6), breathing mask (7) and oxygen supplying tube (2) is equipped with inlet valve (11), and breathing mask (7) is equipped with exhaust tube
(8), the junction of breathing mask (7) and exhaust tube (8) is equipped with air outlet valve (10), and exhaust tube (8) is equipped with expiratory one-way valve
(9)；Oxygen concentration sensor (4) is equipped in air storage bag (6), oxygen concentration sensor (4) connection is for controlling oxygen supply valve (5)
Controller (12), controller (12) includes microcontroller (13), the model PIC16F886 of microcontroller (13), and oxygen concentration passes
Sensor (4) is connect by amplifying circuit (15) with microcontroller (13), and microcontroller (13) is connect by motor driver with motor, electricity
Machine is connect with oxygen supply valve (5)；Microcontroller (13) respectively with clock module (14), key-press module (16), memory module (17), aobvious
Display screen (18), communication module (19), alarm (21), power module (22) connection, communication module (19) are serially total by RS485
Line is connect with host computer (20).
2. a kind of SCM Based apparatus of oxygen supply according to claim 1, which is characterized in that the clock module (14)
Using the clock chip of model PCF8563.
3. a kind of SCM Based apparatus of oxygen supply according to claim 1, which is characterized in that the amplifying circuit (15)
The operational amplifier used is HA17741 operational amplifier.
4. a kind of SCM Based apparatus of oxygen supply according to claim 1, which is characterized in that the model of the motor
17HS001, the model SH-2H042Mb of motor driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820183651.2U CN207799482U (en) | 2018-02-02 | 2018-02-02 | SCM Based apparatus of oxygen supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820183651.2U CN207799482U (en) | 2018-02-02 | 2018-02-02 | SCM Based apparatus of oxygen supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207799482U true CN207799482U (en) | 2018-08-31 |
Family
ID=63267238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820183651.2U Expired - Fee Related CN207799482U (en) | 2018-02-02 | 2018-02-02 | SCM Based apparatus of oxygen supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207799482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115068852A (en) * | 2022-07-05 | 2022-09-20 | 和泰汇精密科技(南京)有限公司 | Self-circulation life support system |
-
2018
- 2018-02-02 CN CN201820183651.2U patent/CN207799482U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115068852A (en) * | 2022-07-05 | 2022-09-20 | 和泰汇精密科技(南京)有限公司 | Self-circulation life support system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180831 Termination date: 20220202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |