CN109682433A - A kind of oxygen flow monitoring device - Google Patents
A kind of oxygen flow monitoring device Download PDFInfo
- Publication number
- CN109682433A CN109682433A CN201910003290.8A CN201910003290A CN109682433A CN 109682433 A CN109682433 A CN 109682433A CN 201910003290 A CN201910003290 A CN 201910003290A CN 109682433 A CN109682433 A CN 109682433A
- Authority
- CN
- China
- Prior art keywords
- monitoring device
- gas
- detection
- pipeline section
- gas flow
- 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.)
- Pending
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 239000001301 oxygen Substances 0.000 title claims abstract description 52
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 52
- 238000012806 monitoring device Methods 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 73
- 238000001514 detection method Methods 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000013341 scale-up Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F7/00—Volume-flow measuring devices with two or more measuring ranges; Compound meters
Abstract
The present invention relates to medical centers to supply oxygen field, in particular to a kind of oxygen flow monitoring device.Oxygen flow monitoring device provided by the invention, including being sequentially connected with the steam line constituted by air inlet pipeline section, detection pipeline section and outlet pipeline section, wherein, detecting pipeline section includes the mainstream siphunculus and branch tracheae being arranged in parallel, it is equipped with gas flow regulating valve and detection of gas flow rate meter on branch tracheae, also is provided with gas flow regulating valve on mainstream siphunculus.Detection of gas flow rate meter on branch tracheae is connected to terminal diaplay unit by controller.Oxygen flow monitoring device provided by the invention uses auxiliary piping flow proportional amplifying technique, it can only be detected with the oxygen flow that a small gas flow detection meter can take into account big flow and small range of flow, detection range is expanded, buying and later maintenance cost are reduced.It uses terminal diaplay unit can be carried out and monitors in real time and remotely read data, greatly improves working efficiency, has high economic benefit.
Description
Technical field
The present invention relates to medical centers to supply oxygen field, in particular to a kind of oxygen flow monitoring device
Background technique
The most common tool of gas detection is turbine flowmeter and gaseous mass flowmeter at present, due to the range of flowmeter
Specification is different, and detection range and detection accuracy differ greatly, be difficult to take into account to the detection of big flow and small-flow gas, and not
The gas flowmeter procurement price of same specification differs greatly, up to several times even more than ten times.Field is supplied oxygen in medical center, due to
Oxygen flow detection accuracy will have a direct impact on the operation of upstream device, therefore very tight to the required precision of oxygen flow detection
Lattice, and medical center apparatus of oxygen supply peak period oxygen flow differs extremely greatly different with low peak period can reach upper hectolitre per minute and several
The difference risen, if the specification type selecting of gas flowmeter is carried out by up-flow amounts up to a hundred per minute, in the gas flow for flowing through pipeline
When being more than ten liters per minute, the gas flowmeter detection accuracy of this specification will sharp fall, or even can not detect reality
The gas flow on border, whereas if can not then detect atmospheric flow using small dimension flowmeter.Therefore it needs to design a kind of energy
Take into account the oxygen flow monitoring device of small-large flow detection range.
Summary of the invention
To solve above-mentioned the deficiencies in the prior art, the present invention provides a kind of oxygen flow monitoring device, which is used
Auxiliary piping flow proportional amplifying technique only can take into account big flow and small flow model with a small gas flow detection meter
Gas detection is enclosed, detection range is expanded, reduces buying and later maintenance cost, improves economic benefit.
In order to solve the above problem the technical scheme is that
A kind of oxygen flow monitoring device, including steam line, the steam line is by air inlet pipeline section, detection pipeline section and goes out
Tracheae section is sequentially connected with composition, and the detection pipeline section includes mainstream siphunculus and branch tracheae, the mainstream siphunculus and the branch
Tracheae is arranged in parallel, and the branch tracheae is equipped with first gas flow control valve and small gas flow detection meter, the master
Runner pipe is equipped with second gas flow control valve, and the branch tracheae caliber is less than the mainstream siphunculus caliber.
Preferably, the steam line air inlet pipeline section is equipped with gas switch control valve, the gas switch control valve connection
One controller, the controller are connected to terminal diaplay unit.
Preferably, the small gas flow detection meter is connected to the controller by data line.
Preferably, the steam line air inlet pipeline section is additionally provided with gas pressurizer.
Preferably, the steam line, mainstream siphunculus and branch tracheae are made of pressure-resistant corrosion-resistant material.
Preferably, the mainstream siphunculus is identical as the branch air tubing length, and length is 200~400mm.
Preferably, the mainstream siphunculus and the branch air tubing length are 300mm.
Preferably, the gas flow ratio of the branch tracheae and the steam line is set as integer.
Preferably, the gas flow ratio of the branch tracheae and the steam line is set as 1: 10 or 1: 20.
Preferably, the controller is the controller of XT-FBS-40MDR type PLC controller or PSA oxygenerator, described
Terminal diaplay unit is XT-TP310T-24V touch screen.
The utility model has the advantages that
Oxygen flow monitoring device provided by the invention uses auxiliary piping flow proportional amplifying technique, can be only small with one
Type flow detection meter can take into account the oxygen detection of big flow and small range of flow, expand detection range, reduce buying and
Later maintenance cost can be monitored in real time in terminal diaplay unit after using controller to carry out data reduction and remotely be read
Data effectively increase working efficiency, have high economic benefit.
Detailed description of the invention:
Fig. 1 is oxygen flow monitoring device schematic diagram
Description of symbols:
In figure: 1, small gas flow detection meter；2, first gas flow control valve；3, mainstream siphunculus；4, terminal is shown
Unit；5, interim detection of gas flow rate meter；6, steam line outlet pipeline section；7, steam line air inlet pipeline section；8, gas switch control
Valve processed；9, gas pressurizer；10, controller；11, branch tracheae；12, second gas flow control valve.
Specific embodiment:
The present invention will be further explained below with reference to the attached drawings:
A kind of oxygen flow monitoring device, including steam line are arranged in parallel one section of 3 He of mainstream siphunculus on steam line
Branch tracheae 11, mainstream siphunculus 3 and 11 one end of branch tracheae connect with steam line air inlet pipeline section 7, the other end and steam line
Outlet pipeline section 6 connects, and a high precision small detection of gas flow rate meter 1 is installed on branch tracheae 11 and first gas flow is adjusted
Valve 2 installs second gas flow control valve 12 on mainstream siphunculus 3, and steam line, branch tracheae 11 and mainstream siphunculus 3 are by pressure resistance
It is made with resistant material, the equal length of branch tracheae 11 and mainstream siphunculus 3, length is about in 200-400mm, preferably
300mm.Gas switch control valve 8 and gas pressurizer 9 are set on steam line air inlet pipeline section 7；In steam line outlet pipeline section 6
Upper temporarily one flow detection range of installation and detection accuracy meet the detection of gas flow rate meter 5 of hospital's maximum gas flow；Benefit
Branch tracheae minitype gas flow detection meter 1 and steam line are adjusted with the first gas flow control valve 2 on branch tracheae 11
The ratio of the detection numerical value for the interim gas flowmeter 5 installed on outlet pipeline section 6 forms integer, and a controller 10 is separately arranged,
Signal is carried out with the small gas flowmeter 1 on the gas switch control valve 8 and branch tracheae 11 of steam line air inlet pipeline section 7
And data communication, controller 10 connect terminal diaplay unit 4.
As shown, oxygen by steam line air inlet pipeline section 7 enter gas switch control valve 8, gas switch control valve 8 by
10 control switch process of controller, oxygen carry out pressure adjusting by gas pressurizer 9, make pressure control in setting value, such as:
Operating room supplies oxygen pressure and adjusts to adjust in 0.42MPa, air pressurization oxygen cabin pressure to exist in 0.6MPa, ward oxygen supply pressure adjusting
0.2MPa.After gas pressurizer 9 regulates pressure, sub-fraction oxygen is by the most of oxygen of branch tracheae 11 by master
Runner pipe 3 passes through.Pass through first gas flow control valve 2 and second gas flow control valve 12 by the oxygen of branch tracheae 11
Flow is adjusted in the gas supply flow that can form integer ratio with the interim detection of gas flow rate meter 5 of steam line, oxygen is by master
Parallel connection is carried out after runner pipe 3 and branch tracheae 11, is then detected by the interim oxygen flow meter 5 of steam line, after detection
Oxygen by steam line outlet pipeline section 6 for clinical oxygen, the flow number of the acquisition small gas flow detection meter 1 of controller 10
According to then being converted automatically by the data detected with the interim detection of gas flow rate meter 5 of steam line, make small gas flow
The data via controller of 1 detection of meter is automatically converted to total oxygen flow, and is shown by terminal diaplay unit 4, in process
Solidification nominal data is carried out after stating pressure stabilizing repeatedly, adjusting and detection comparison, this data is used as gas flow ratio amplifier
It uses.Data processing is transferred to terminal diaplay unit 4 by controller 10 for gas flow ratio amplifier or teledata is supervised
Then control center carries out data processing by data monitoring center, to judge that the practical of medical institutions be with oxygen condition or oxygen
It is no to be in normal use state.
The controller that present embodiment uses is XT-FBS-40MDR type PLC controller, terminal diaplay unit XT-
TP310T-24V touch screen, can also be using the relevant device on PSA oxygenerator.
Embodiment 1:
The gas flow ratio magnifying power of branch tracheae 11 and steam line is set as 1: 10, when small on branch tracheae
When the oxygen flow that type gas flowmeter 1 measures is 10 liters per minute, controller 10 examines branch tracheae small gas flowmeter 1
10 liters of the data on flows per minute surveyed is automatically converted to 100 liters per minute, at this point, terminal diaplay unit 4 or remote transmission
Oxygen flow data are pressed 100 liters of progress Simulation scale-up per minute and are shown.
Embodiment 2:
The gas flow ratio magnifying power of branch tracheae 11 and steam line is set as 1: 20, when small on branch tracheae
When the oxygen flow that type gas flowmeter 1 measures is 10 liters per minute, controller 10 examines branch tracheae small gas flowmeter 1
10 liters of the data on flows per minute surveyed is automatically converted to 200 liters per minute, at this point, terminal diaplay unit 4 or remote transmission
Oxygen flow data are pressed 200 liters of progress Simulation scale-up per minute and are shown.
Embodiment 3:
When the amount of oxygen for flowing through steam line is only about 10 liters/min, by adjusting or closing on mainstream siphunculus 3
Second flow adjusting control valve 12 so that oxygen is all flowed through branch tracheae 11, at this point, terminal diaplay unit 4 or remote transmission
The oxygen flow data i.e. actual value of 1 survey based on the small gas flow detection on branch tracheae 11 is shown.
According to test, present invention oxygen flow precision detected can reach 0.1%, and its purchase cost is only one small
Type flowmeter.Present invention may also apply to the detection of other gas flows and meterings, such as nitrogen, ammonia, carbon dioxide gas
It uses.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Within the technical scope of the present disclosure, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.
Claims (8)
1. a kind of oxygen flow monitoring device, it is characterised in that: including steam line, the steam line is by air inlet pipeline section, inspection
Test tube section and outlet pipeline section are sequentially connected with composition, and the detection pipeline section includes mainstream siphunculus and branch tracheae, the mainstream siphunculus
It is arranged in parallel with the branch tracheae, the branch tracheae is equipped with first gas flow control valve and small gas flow detection
Meter, the mainstream siphunculus are equipped with second gas flow control valve, and the branch tracheae caliber is less than the mainstream siphunculus caliber.
2. oxygen flow monitoring device according to claim 1, it is characterised in that: the steam line air inlet pipeline section is equipped with
Gas switch control valve, the gas switch control valve are connected to a controller, and the controller is connected to terminal diaplay unit.
3. according to claim 1 or oxygen flow monitoring device as claimed in claim 2, which is characterized in that the small gas
Flow detection meter is connected to the controller by data line.
4. oxygen flow monitoring device according to claim 1, it is characterised in that: the steam line air inlet pipeline section is also set
There is gas pressurizer.
5. oxygen flow monitoring device according to claim 1, it is characterised in that: the steam line, mainstream siphunculus and
Branch tracheae is made of pressure-resistant corrosion-resistant material.
6. oxygen flow monitoring device according to claim 1, it is characterised in that: the mainstream siphunculus and the branch gas
Length of tube is identical, and length is 200~400mm.
7. oxygen flow monitoring device according to claim 6, it is characterised in that: the mainstream siphunculus and the branch gas
Length of tube is 300mm.
8. oxygen flow monitoring device according to claim 1, it is characterised in that: the branch tracheae and the air supply pipe
The gas flow ratio in road is set as integer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910003290.8A CN109682433A (en) | 2019-01-03 | 2019-01-03 | A kind of oxygen flow monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910003290.8A CN109682433A (en) | 2019-01-03 | 2019-01-03 | A kind of oxygen flow monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109682433A true CN109682433A (en) | 2019-04-26 |
Family
ID=66191839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910003290.8A Pending CN109682433A (en) | 2019-01-03 | 2019-01-03 | A kind of oxygen flow monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109682433A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096695A (en) * | 2020-09-30 | 2020-12-18 | 潍柴动力股份有限公司 | Flow monitoring system and flow monitoring method |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0921663A (en) * | 1995-07-06 | 1997-01-21 | Gijutsu Kaihatsu Sogo Kenkyusho:Kk | Flow rate measuring system |
| JP2001208578A (en) * | 2000-01-28 | 2001-08-03 | Yazaki Corp | Flow quantity measurement device |
| JP2002250649A (en) * | 2001-02-23 | 2002-09-06 | Osaka Gas Co Ltd | Gas meter and its calibrating method |
| CN1546955A (en) * | 2003-12-03 | 2004-11-17 | 段慧明 | Digital drib flow water meter detecting device and method |
| WO2010006474A1 (en) * | 2008-07-17 | 2010-01-21 | 美新半导体（无锡）有限公司 | A composite gas fluid flow measuring method and its device |
| CN203082424U (en) * | 2012-12-20 | 2013-07-24 | 河南省电力勘测设计院 | Recombination action regulating valve reducing through-flow caliber |
| KR20130113759A (en) * | 2012-04-06 | 2013-10-16 | (주) 테크로스 | Flow meter using pipe and flow detecting method |
| CN103453967A (en) * | 2013-08-05 | 2013-12-18 | 中国计量学院 | Natural gas energy meter |
| CN103712060A (en) * | 2014-01-15 | 2014-04-09 | 青岛恒邦机电科技有限公司 | Oxygen regulating valve group |
| CN203572521U (en) * | 2013-11-27 | 2014-04-30 | 厦门市凯讯科技有限公司 | Flowmeter capable of enlarging measuring range online |
| CN104614025A (en) * | 2015-02-15 | 2015-05-13 | 广州市中南机电工程有限公司 | Large-diameter pipe flow monitoring device |
| CN105593648A (en) * | 2013-07-12 | 2016-05-18 | 约翰·C·卡拉马诺斯 | Fluid control measuring device |
| CN106123982A (en) * | 2016-06-14 | 2016-11-16 | 广州市唯量工控技术有限公司 | A kind of micro-precision electronic type mass-flow gas meter |
| CN206440580U (en) * | 2016-12-30 | 2017-08-25 | 中兴仪器（深圳）有限公司 | Airborne dust monitoring system volume control device |
-
2019
- 2019-01-03 CN CN201910003290.8A patent/CN109682433A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0921663A (en) * | 1995-07-06 | 1997-01-21 | Gijutsu Kaihatsu Sogo Kenkyusho:Kk | Flow rate measuring system |
| JP2001208578A (en) * | 2000-01-28 | 2001-08-03 | Yazaki Corp | Flow quantity measurement device |
| JP2002250649A (en) * | 2001-02-23 | 2002-09-06 | Osaka Gas Co Ltd | Gas meter and its calibrating method |
| CN1546955A (en) * | 2003-12-03 | 2004-11-17 | 段慧明 | Digital drib flow water meter detecting device and method |
| WO2010006474A1 (en) * | 2008-07-17 | 2010-01-21 | 美新半导体（无锡）有限公司 | A composite gas fluid flow measuring method and its device |
| KR20130113759A (en) * | 2012-04-06 | 2013-10-16 | (주) 테크로스 | Flow meter using pipe and flow detecting method |
| CN203082424U (en) * | 2012-12-20 | 2013-07-24 | 河南省电力勘测设计院 | Recombination action regulating valve reducing through-flow caliber |
| CN105593648A (en) * | 2013-07-12 | 2016-05-18 | 约翰·C·卡拉马诺斯 | Fluid control measuring device |
| CN103453967A (en) * | 2013-08-05 | 2013-12-18 | 中国计量学院 | Natural gas energy meter |
| CN203572521U (en) * | 2013-11-27 | 2014-04-30 | 厦门市凯讯科技有限公司 | Flowmeter capable of enlarging measuring range online |
| CN103712060A (en) * | 2014-01-15 | 2014-04-09 | 青岛恒邦机电科技有限公司 | Oxygen regulating valve group |
| CN104614025A (en) * | 2015-02-15 | 2015-05-13 | 广州市中南机电工程有限公司 | Large-diameter pipe flow monitoring device |
| CN106123982A (en) * | 2016-06-14 | 2016-11-16 | 广州市唯量工控技术有限公司 | A kind of micro-precision electronic type mass-flow gas meter |
| CN206440580U (en) * | 2016-12-30 | 2017-08-25 | 中兴仪器（深圳）有限公司 | Airborne dust monitoring system volume control device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096695A (en) * | 2020-09-30 | 2020-12-18 | 潍柴动力股份有限公司 | Flow monitoring system and flow monitoring method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2815169B1 (en) | Hydrogen supply method and system | |
| CN109855924B (en) | On-line detection system for severe environment aerosol | |
| CN207336052U (en) | A kind of safety valve, regulating valve Performance Test System | |
| CN210424507U (en) | Gas pressure regulating pry | |
| CN109682433A (en) | A kind of oxygen flow monitoring device | |
| CN201035820Y (en) | Pipeline gas transportation simulating device | |
| CN105402454A (en) | Gas supply adjustment device based on pressure reducers | |
| CN203240280U (en) | Pressure regulating metering sledge of fuel gas station yard | |
| CN109885107B (en) | Method and device for correcting flow coefficient of control valve | |
| CN204346780U (en) | A kind of dust sampler and use the dust concentration caliberating device of this dust sampler | |
| CN202433164U (en) | Integrated seal test device for process penetration piece of nuclear power station | |
| CN207879371U (en) | A kind of liquid carbon dioxide cooling fire extinguishing system | |
| CN202255463U (en) | Pressure and flow test system | |
| CN110749625A (en) | Radioactive gas online analysis integrated device | |
| CN213022232U (en) | Experimental table capable of measuring water hammer pressure wave velocity of different pipes under multiple working conditions | |
| CN209927761U (en) | Online real-time detection device for hydrocarbon dew point of gas pipeline | |
| CN105807793A (en) | Dust removal pipeline dust gas flow adjustment system | |
| CN209841751U (en) | Online real-time detection device for water dew point of gas pipeline | |
| CN113848301A (en) | Online experimental system and method for high-temperature high-pressure steam oxidation of thermal power plant | |
| CN203798391U (en) | Gas metering skid with real flow comparison function | |
| CN206488055U (en) | Adjusting means is measured in a kind of product oil entrucking | |
| CN205785652U (en) | A kind of device of detected air pressure | |
| CN106641732B (en) | A kind of product oil entrucking metering regulating device | |
| CN207094196U (en) | A kind of novel natural gas regulator | |
| EP2142840B1 (en) | Pipeline for transport of gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190426 |