CN205721404U - Medical oxygen concentration control apparatus - Google Patents
Medical oxygen concentration control apparatus Download PDFInfo
- Publication number
- CN205721404U CN205721404U CN201620407891.7U CN201620407891U CN205721404U CN 205721404 U CN205721404 U CN 205721404U CN 201620407891 U CN201620407891 U CN 201620407891U CN 205721404 U CN205721404 U CN 205721404U
- Authority
- CN
- China
- Prior art keywords
- chip microcomputer
- data
- oxygen
- oxygen concentration
- control apparatus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Electrotherapy Devices (AREA)
Abstract
This utility model provides a kind of medical oxygen concentration control apparatus, including housing, arranges circuit board in the housing, regulation valve and gas flow sensor, and is arranged on regulating key and the display screen of surface of shell；Being provided with input port and delivery outlet on housing, oxygen enters from input port, through overregulating valve and gas flow sensor, flows out from delivery outlet；Being provided with single-chip microcomputer on circuit board, single-chip microcomputer controls the flow of oxygen by control and regulation valve；Gas flow sensor detects the oxygen flow passed through；Data on flows is converted to concentration data by single-chip microcomputer, and controls display screen display density data.This utility model utilizes Single-chip Controlling regulation valve to control the flow of oxygen, it is achieved that accurately control；Data on flows can be scaled concentration data, use numerical monitor concentration data the most on a display screen, facilitate medical personnel to use, and do not result in error in reading.
Description
Technical field
This utility model belongs to technical field of medical instruments, is specifically related to a kind of medical oxygen concentration control apparatus.
Background technology
Clinically in the equipment to patient's oxygen therapy, the control device that ventilation channel is arranged is mostly manual
Control, and only show the instrument of data on flows.In use, the regulative mode of Non-follow control is very
Difficulty accomplishes accurately to regulate, and is unfavorable for the treatment of patient；And medical personnel need voluntarily the reading on flow meter
Number is converted into concentration, brings a lot of inconvenience to medical personnel；Pointer-type flow meter reading when also
Easily cause error, the health of patient can be worked the mischief when error is excessive.
Utility model content
In view of this, the purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that one can be straight
Connect the medical oxygen concentration control apparatus of display oxygen concentration numerical value.
For realizing object above, this utility model adopts the following technical scheme that a kind of medical oxygen concentration controls
Device, the circuit board including housing, being arranged in described housing, regulation valve and gas flow sensor, with
And it is arranged on regulating key and the display screen of described surface of shell；Input port and output it is provided with on described housing
Mouthful, oxygen enters from input port, through described regulation valve and gas flow sensor, flows out from delivery outlet；
Being provided with single-chip microcomputer, power module and regulation circuit on described circuit board, described power module is described monolithic
Machine is powered；Described regulating key includes lifting key and declines key, described regulating key, regulation circuit and monolithic
Machine is sequentially connected electrically, and described single-chip microcomputer controls the flow of oxygen by controlling described regulation valve；Described gas
Flow transducer detects the oxygen flow passed through；Data on flows is converted to concentration data by described single-chip microcomputer, and
Control described display screen display density data.
Being additionally provided with the memory module electrically connected with described single-chip microcomputer on described circuit board, described memory module is used
In storage oxygen concentration data.
Described surface of shell is additionally provided with the USB interface electrically connected with described single-chip microcomputer, described USB interface
For deriving the data in described memory module.
Described power module is disposable battery or AC-DC converter.
Described display screen is LCDs.
Described regulation valve is linear electric control valve.
This utility model use above technical scheme, utilize Single-chip Controlling regulation valve to control the flow of oxygen,
Achieve accurately control.This utility model can be scaled concentration data data on flows, directly at display screen
Upper numerical monitor concentration data, facilitates medical personnel to use, and does not results in error in reading.
Accompanying drawing explanation
Fig. 1 is the medical oxygen concentration control apparatus structural representation that this utility model first embodiment provides；
Fig. 2 is the medical oxygen concentration control apparatus circuit diagram that this utility model first embodiment provides.
In figure: 1, housing；11, input port；12, delivery outlet；2, circuit board；21, single-chip microcomputer；22、
Power module；23, regulation circuit；24, memory module；3, regulation valve；4, gas flow sensor；5、
Regulating key；6, display screen；7, USB interface.
Detailed description of the invention
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
As it is shown in figure 1, this utility model provides a kind of medical oxygen concentration control apparatus, including housing 1,
Circuit board 2 within the case 1, regulation valve 3 and gas flow sensor 4 are set, and are arranged on housing 1
The regulating key 5 on surface and display screen 6；Be provided with input port 11 and delivery outlet 12 on housing 1, oxygen from
Input port 11 enters, and through overregulating valve 3 and gas flow sensor 4, flows out from delivery outlet 12.
Input port 11 connects ventilation channel, inputs oxygen；Delivery outlet 12 connects nasal oxygen tube, carries to patient
Oxygen.The unit of the oxygen flow that gas flow sensor 4 detects is L/min (liter/min), oxygen stream
Linear dependency relation, relation therebetween is there is in amount and nasal oxygen tube between the oxygen concentration that patient carries
For: oxygen concentration=21+4 × oxygen flow (wherein, 21 and 4 is constant).Existing equipment can only show
The flow of oxygen is shown, needs medical personnel voluntarily oxygen flow to be converted into oxygen concentration, this utility model
Conversion can be automatically performed, directly display out oxygen concentration, facilitate medical personnel to use.
As in figure 2 it is shown, be provided with single-chip microcomputer 21, power module 22 and regulation circuit 23 on circuit board 2.
Power module 22 is disposable battery or AC-DC converter, for powering for single-chip microcomputer 21；Regulation
Button 5, regulation circuit 23 and single-chip microcomputer 21 are sequentially connected electrically, and regulate valve 3, gas flow sensor 4 and
Display screen 6 all electrically connects and is controlled by single-chip microcomputer 21 with single-chip microcomputer 21, and regulation valve 3 is linear electric adjustable
Joint valve.
Regulating key 5 includes lifting key and declines key, and after pressing regulating key 5, regulation circuit 23 is to monolithic
Machine 21 sends regulation signal；Single-chip microcomputer 21, according to regulation signal control and regulation valve 3, reaches to control oxygen stream
Amount and then the purpose of control oxygen concentration.Lifting key, for improving the oxygen concentration of output, declines key and is used for
Reduce the oxygen concentration of output.User only need to press regulating key 5 input instruction, and single-chip microcomputer 21 controls to adjust
Joint valve 3 automatically adjusts, it is achieved that accurately control.
Gas flow sensor 4 detects the oxygen flow passed through, and sends data to single-chip microcomputer 21；Monolithic
Data on flows is converted to concentration data by machine 21, and controls display screen 6 display density data；Wherein, display
Screen 6 employing LCDs.Display screen 6 is utilized oxygen concentration numeral directly to be shown, it is to avoid
The error that reading causes.
It is additionally provided with the memory module 24 electrically connected with single-chip microcomputer 21 on circuit board 2, is used for storing oxygen dense
Degrees of data；Housing 1 surface is additionally provided with the USB interface 7 electrically connected with single-chip microcomputer 21, is used for deriving storage
Data in module；The convenient use to oxygen carries out situation monitoring and management.
This utility model is not limited to above-mentioned preferred forms, and those skilled in the art is at this utility model
Enlightenment under other various forms of products of drawing, no matter making any change in shape or structure, every
Same as the present application or akin technical scheme, within all falling within protection domain of the present utility model.
Claims (6)
1. a medical oxygen concentration control apparatus, it is characterised in that: include housing, be arranged on described housing
In circuit board, regulation valve and gas flow sensor, and be arranged on the regulating key of described surface of shell
And display screen；Being provided with input port and delivery outlet on described housing, oxygen enters from input port, through described
Regulation valve and gas flow sensor, flow out from delivery outlet；Single-chip microcomputer, power supply it is provided with on described circuit board
Module and regulation circuit, described power module is that described single-chip microcomputer is powered；Described regulating key includes lifting key
With decline key, described regulating key, regulation circuit and single-chip microcomputer be sequentially connected electrically, described single-chip microcomputer by control
Make described regulation valve to control the flow of oxygen；Described gas flow sensor detects the oxygen flow passed through；
Data on flows is converted to concentration data by described single-chip microcomputer, and controls described display screen display density data.
Medical oxygen concentration control apparatus the most according to claim 1, it is characterised in that: described circuit
Being additionally provided with the memory module electrically connected with described single-chip microcomputer on plate, it is dense that described memory module is used for storing oxygen
Degrees of data.
Medical oxygen concentration control apparatus the most according to claim 2, it is characterised in that: described housing
Surface is additionally provided with the USB interface electrically connected with described single-chip microcomputer, and described USB interface is used for deriving described
Data in memory module.
4. according to the medical oxygen concentration control apparatus described in any one of claims 1 to 3, it is characterised in that:
Described power module is disposable battery or AC-DC converter.
Medical oxygen concentration control apparatus the most according to claim 4, it is characterised in that: described display
Screen is LCDs.
Medical oxygen concentration control apparatus the most according to claim 5, it is characterised in that: described regulation
Valve is linear electric control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620407891.7U CN205721404U (en) | 2016-05-06 | 2016-05-06 | Medical oxygen concentration control apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620407891.7U CN205721404U (en) | 2016-05-06 | 2016-05-06 | Medical oxygen concentration control apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205721404U true CN205721404U (en) | 2016-11-23 |
Family
ID=57303748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620407891.7U Expired - Fee Related CN205721404U (en) | 2016-05-06 | 2016-05-06 | Medical oxygen concentration control apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205721404U (en) |
-
2016
- 2016-05-06 CN CN201620407891.7U patent/CN205721404U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20170506 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |