CN205163962U - Breathe protection equipment combined test stand - Google Patents
Breathe protection equipment combined test stand Download PDFInfo
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- CN205163962U CN205163962U CN201520979225.6U CN201520979225U CN205163962U CN 205163962 U CN205163962 U CN 205163962U CN 201520979225 U CN201520979225 U CN 201520979225U CN 205163962 U CN205163962 U CN 205163962U
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Abstract
The utility model discloses a breathe protection equipment combined test stand, including the test branch of breathing in, exhaling and test branch and simulation lung, breathing protection equipment's induction port, the test branch of breathing in, simulation lung, expiration test branch and breathing protection equipment's expiration mouth communicates into one in proper order and breathes the circulation, the test branch of breathing in detects the gas flow that breathes in, the gas composition that breathes in that breathe protection equipment, breathe in gas temperature and the gas resistance that breathes in, and the test branch of exhaling is breathed out gas temperature, exhalation gas resistance and expired gas humidity to the expired gas who breathes protection equipment and is detected. Suck the gas sampling position, gas is got usually in internal experiment on the gasbag, and O2 is on the high side, and data are untrue, and I independent development's of company individual breathe protection equipment combined test stand sampling location is equivalent to direct mouth position sampling the people like this between snifter valve and artificial lung, and data more approach the actual value.
Description
Technical field
The utility model belongs to testing equipment field, is specifically related to a kind of respiratory protective equipment combined test stand.
Background technology
Respiratory protective equipment is common chemical oxygen self-rescuer, be generally the selfrescue equipment that special circumstances use under colliery, structure mainly comprises the raw oxygen medicine chamber that there is raw oxygen tablet the breathing assembly be arranged in single hull, air bag component, oxygen candle and inside, raw oxygen medicine chamber wherein and oxygen candle are positioned at lower housing portion, and the bottom of raw oxygen medicine chamber and oxygen candle is air chamber in housing, air chamber is by being connected with air bag component, breathe assembly to be communicated with air bag component, during use, operating personnel draws oxygen by the mouthpiece plug breathed in assembly.
Before this, the domestic personal breathing protection combined test stand also not meeting European Union's technical standard completely, so for export-oriented personal breathing protective gear, also just effective performance test cannot be completed, cause exported product not have to be supported by the experimental data that European Union is approved, and my the personal breathing protective gear combined test stand of company's independent research solve this problem.
Summary of the invention
For defect of the prior art and deficiency, the purpose of this utility model is to provide a kind of respiratory protective equipment combined test stand, the domestic personal breathing protection combined test stand not meeting EU criteria filled up by this testboard, and pass through the reasonable setting of all parts, make test result more accurately credible.
For achieving the above object, the technical scheme that the utility model is taked is:
A kind of respiratory protective equipment combined test stand, comprise air-breathing test branch, breath tester branch and simulated lung, the air entry of respiratory protective equipment, air-breathing test branch, simulated lung, breath tester branch are communicated with into a breath cycle successively with the exhalation vents of respiratory protective equipment;
Air-breathing test branch detects the suction gas flow of respiratory protective equipment, suction gas composition, suction gas temperature and suction gas resistance, and breath tester branch carries out breath temperature, breath resistance and breath humidity to the breath of respiratory protective equipment and detects.
Concrete, described air-breathing test branch comprises the measurement branch and breath cycle branch that are communicated with the air entry of respiratory protective equipment, the exhalation vents of breath cycle branch and simulated lung, breath tester branch and respiratory protective equipment is linked to be a breath cycle, measures on branch and sets gradually carbon dioxide/oxygen analysis site and carbon dioxide secondary analysis site.
More specifically, described measurement branch is also arranged connect successively drying tower, air pump and flow measurement site, before flow measurement site is arranged on carbon dioxide/oxygen analysis site.
Further, described breath cycle branch arranges the second electronic valve, and simulated lung is also communicated with dioxide bottle with buffer air bag.
In addition, described expiratory measurements branch is disposed with water tank, water tank temperature measures site, dry-bulb temperature measures site and wet-bulb temperature measures site.
Further, described water tank also arranges water bottle, and the first electronic valve is set after dry-bulb temperature measures site.
Further, inspiratory resistance measurement point and suction temperature measurement point are set on the air entry of respiratory protective equipment successively, expiratory resistance measurement point and expired gas temperature measurement point are set on the exhalation vents of respiratory protective equipment successively, and on the outer wall of respiratory protective equipment, are set up in parallel three surface temperature measurement points.
Advantage of the present utility model is:
(1) respiratory protective equipment combined test stand of the present utility model, breathing situation when human body wears respiratory protective equipment can be simulated really, and air suction way and exhalation path are measured respectively, the collection site of the data such as temperature, composition, flow of gas is reasonably arranged, guarantee to obtain real measurement data, detection for respiratory protective equipment provides accurately, real measuring table, ensures the accuracy of measurement effect;
(2) CO
2allocate position into, domestic traditional allocating into is allocated into usually on expiration pipeline, so often cause artificial lung breath to mix uneven, and the personal breathing protective gear combined test stand of my company's independent research is by CO
2directly allocate artificial lung into, be beneficial to gas and vapor permeation like this, simulate the breathing pattern of people equally more really;
(3) suction gas sampling location, domestic experiment gets gas usually on air bag, O
2higher, data are also untrue, and the personal breathing protective gear combined test stand sampling location of my company's independent research is between inlet valve and artificial lung, and be equivalent to so directly at the mouth position sampling of people, data are closer to actual value.
Accompanying drawing explanation
Fig. 1 is the structural representation of respiratory protective equipment combined test stand of the present utility model;
In figure, each label is expressed as: 1-respiratory protective equipment, 101-expired gas temperature measurement point, 102-expiratory resistance measurement point, 103-inspiratory resistance measurement point, 104-suction temperature measurement point, 105-surface temperature measurement point, 2-drying tower, 3-air pump, 4-flow measurement site, 5-carbon dioxide/oxygen analysis site, 6-carbon dioxide secondary analysis site, 7-dioxide bottle, 8-buffer air bag, 9-simulated lung, 10-water tank, 11-water bottle, 12-water tank temperature measures site, 13-dry-bulb temperature measurement point, 14-wet-bulb temperature measurement point, 15-first electronic valve, 16-second electronic valve,
Below in conjunction with specification drawings and specific embodiments, the utility model is illustrated.
Detailed description of the invention
Composition graphs 1, respiratory protective equipment combined test stand of the present utility model comprises air-breathing test branch and breath tester branch, air-breathing test branch is mainly analyzed the flow in the suction gas in respiratory protective equipment, gas componant, temperature and resistance, and breath tester branch mainly carries out temperature and resistance and humidity to the breath in respiratory protective equipment and detects;
Air-breathing test branch connects the air entry on respiratory protective equipment 1, air-breathing test branch comprises measures branch and breath cycle branch, the gas come from air entry passes through to measure the drying tower 2 branch on the one hand, air pump 3, flow measurement site 4, flow and the gas composition analysis of air-breathing are carried out in carbon dioxide/oxygen analysis site 5 and carbon dioxide secondary analysis site 6, oxygen in suction gas and carbon dioxide content are analyzed in carbon dioxide/oxygen analysis site 5, carry out analysis by the content of integrated gas analyzer to oxygen and carbon dioxide to obtain, the model of integrated gas analyzer is GE-MG, suction gas total carbon dioxide content in 6 pairs, carbon dioxide secondary analysis site carries out secondary analysis, to guarantee the slight change of recording carbon dioxide content, carry out analysis by carbon dioxide height sensors and obtain measurement result, the model of carbon dioxide height sensors is SprintIR-WF-10,
The gas come from air entry enters in simulated lung 9 by the second electronic valve 16 be arranged on breath cycle branch on the other hand, second electronic valve 16 is check valve, dioxide bottle 7 is connected temporary transient storing carbon dioxide by buffer air bag 8 with simulated lung 9, to ensure that carbon dioxide pipeline pressure is not too large when simulated lung 9 is exhaled, by CO
2directly allocate artificial lung into, be beneficial to gas and vapor permeation like this, simulate the breathing pattern of people equally more really;
The gas of breathing out from simulated lung 9 measures by water tank 10, water tank temperature the exhalation vents that site 12, dry-bulb temperature measurement site 13, wet-bulb temperature measurement site 14 and the first electronic valve 15 arrive product to be measured successively, carries out moisturizing by water bottle 11 feed-tank 10; Water tank 10 is humidification, water tank temperature is measured site 12 measures be gas temperature above water tank 10 and control water tank 10 by temperature control and is heated, ensure that the gas temperature above water tank 10 maintains 37 ± 0.5 DEG C, the mensuration of dry-bulb temperature measurement site 13 and wet-bulb temperature measurement site 14 temperature is used to the humidity of conversion breath, the effect of the first electronic valve 15 controls gas flow, ensures that gas can only thus to exhaust;
Measure site 12 at water tank temperature, dry-bulb temperature measures site 13 and wet-bulb temperature measurement site 14 place arranges high-speed temperature sensors respectively, the model of high-speed temperature sensors is WZMRAI-200;
At the exhalation vents place of respiratory protective equipment 1, expired gas temperature measurement point 101 and expiratory resistance measurement point 102 are set, expired gas temperature measurement point 101 is 10mm apart from the distance of the exhalation vents of respiratory protective equipment 1, and expiratory resistance measurement point 102 is 20mm apart from the distance of the exhalation vents of respiratory protective equipment 1;
At the air entry place of respiratory protective equipment 1, inspiratory resistance measurement point 103 and suction temperature measurement point 104 are set, suction temperature measurement point 104 is 10mm apart from the distance of the air entry of respiratory protective equipment 1, and inspiratory resistance measurement point 103 is 20mm apart from the distance of the air entry of respiratory protective equipment 1;
Expiratory resistance measurement point 102 and inspiratory resistance measurement point 103 are respectively equipped with high-speed pressure transducer, and the model of high-speed pressure transducer is WMS;
Three surface temperature measurement points 105 are also set on respiratory protective equipment 1 surface, three surface temperature measurement points 105 are evenly distributed in respiratory protective equipment 1 on the surface, three surface temperature measurement points 105, suction temperature measurement point 104 and expired gas temperature measurement points 101 are respectively equipped with high-speed temperature sensors, and the model of high-speed temperature sensors is WZMRAI-200.
The response speed of the personal breathing protective gear combined test stand all the sensors of my company's independent research is internal and international advanced sensors, and only adopt voltage signal sensor, guarantee sensing data is undistorted, has loss unlike current sensor, data distortion;
In respiratory protective equipment combined test stand of the present utility model, ((XM-USB2.0-8-413) carries out gathering and carries out data processing by computer the data of each sensor collection, and the sensor of use comprises high-speed temperature sensors (WZMRAI-200), high-speed pressure transducer (WMS), high velocity stream quantity sensor (FSG4003), high speed carbon dioxide sensor (SprintIR-WF-10) and high speed oxygen gas sensor (GE-MG) by high speed data acquisition system; High speed data acquisition system connects computer and each sensor, and water tank temperature is measured site 12, expired gas temperature measurement point 101, suction temperature measurement point 104, surface temperature measurement point 105, dry-bulb temperature measurement point 12 and wet-bulb temperature measurement point 13 and arranged a high-speed temperature sensors respectively; Inspiratory resistance measurement point 103 and expiratory resistance measurement point 102 arrange a high-speed pressure transducer respectively; High velocity stream quantity sensor is arranged on flow measurement site 4, carbon dioxide/oxygen analysis site 5 is arranged high speed carbon dioxide sensor and high speed oxygen gas sensor, and carbon dioxide secondary analysis site 6 arranges high speed carbon dioxide sensor.
The data acquisition that the respiratory protective equipment combined test stand of my company's independent research is all adopts the collection of high-speed data acquisition instrument, 16 each passages of passage at least gather 300 data in 1S, can data and curves effectively in reduction experiment process, more objectively can make Performance Evaluation to product.
Claims (7)
1. a respiratory protective equipment combined test stand, it is characterized in that, comprise air-breathing test branch, breath tester branch and simulated lung (9), the air entry of respiratory protective equipment, air-breathing test branch, simulated lung (9), breath tester branch are communicated with into a breath cycle successively with the exhalation vents of respiratory protective equipment;
Air-breathing test branch detects the suction gas flow of respiratory protective equipment, suction gas composition, suction gas temperature and suction gas resistance, and breath tester branch carries out breath temperature, breath resistance and breath humidity to the breath of respiratory protective equipment and detects.
2. respiratory protective equipment combined test stand as claimed in claim 1, it is characterized in that, described air-breathing test branch comprises the measurement branch and breath cycle branch that are communicated with the air entry of respiratory protective equipment (1), the exhalation vents of breath cycle branch and simulated lung (9), breath tester branch and respiratory protective equipment is linked to be a breath cycle, measures on branch and sets gradually carbon dioxide/oxygen analysis site (5) and carbon dioxide secondary analysis site (6).
3. respiratory protective equipment combined test stand as claimed in claim 2, it is characterized in that, described measurement branch also sets gradually drying tower (2), air pump (3) and flow measurement site (4), it is front that flow measurement site (4) are arranged on carbon dioxide/oxygen analysis site (5).
4. respiratory protective equipment combined test stand as claimed in claim 2 or claim 3, it is characterized in that, described breath cycle branch arranges the second electronic valve (16), and simulated lung (9) is also communicated with dioxide bottle (9) with buffer air bag (8).
5. the respiratory protective equipment combined test stand as described in claim 1,2 or 3, it is characterized in that, described expiratory measurements branch is disposed with water tank (10), water tank temperature measures site (12), dry-bulb temperature measures site (13) and wet-bulb temperature measures site (14).
6. respiratory protective equipment combined test stand as claimed in claim 5, it is characterized in that, described water tank (10) also arranges water bottle (11), and the first electronic valve (15) is set after wet-bulb temperature measures site (14).
7. respiratory protective equipment combined test stand as claimed in claim 5, it is characterized in that, inspiratory resistance measurement point (103) and suction temperature measurement point (104) are set successively on the air entry of respiratory protective equipment (1), expiratory resistance measurement point (102) and expired gas temperature measurement point (101) are set successively on the exhalation vents of respiratory protective equipment (1), and on the outer wall of respiratory protective equipment (1), are set up in parallel three surface temperature measurement points (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520979225.6U CN205163962U (en) | 2015-11-30 | 2015-11-30 | Breathe protection equipment combined test stand |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520979225.6U CN205163962U (en) | 2015-11-30 | 2015-11-30 | Breathe protection equipment combined test stand |
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| CN205163962U true CN205163962U (en) | 2016-04-20 |
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| CN201520979225.6U Active CN205163962U (en) | 2015-11-30 | 2015-11-30 | Breathe protection equipment combined test stand |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053120A (en) * | 2016-08-09 | 2016-10-26 | 山东省医疗器械产品质量检验中心 | High-accuracy heat and moisture exchanger moisture loss tester and working method thereof |
| CN110234408A (en) * | 2017-01-27 | 2019-09-13 | 科玛科学公司 | Patient simulators and relevant device, system and method |
| RU2729083C1 (en) * | 2019-11-25 | 2020-08-04 | Федеральное государственное бюджетное учреждение "33 Центральный научно-исследовательский испытательный институт" Министерства обороны Российской Федерации | Method of determining coefficient of sucking insulating breathing apparatus on chemically bound oxygen |
| RU205499U1 (en) * | 2020-11-18 | 2021-07-16 | Федеральное государственное бюджетное учреждение "33 Центральный научно-исследовательский испытательный институт" Министерства обороны Российской Федерации | CYCLIC AIR SUPPLY DEVICE FOR ESTIMATING THE TIGHTNESS OF ISOLATING BREATHING DEVICES BY OIL MIST |
-
2015
- 2015-11-30 CN CN201520979225.6U patent/CN205163962U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053120A (en) * | 2016-08-09 | 2016-10-26 | 山东省医疗器械产品质量检验中心 | High-accuracy heat and moisture exchanger moisture loss tester and working method thereof |
| CN106053120B (en) * | 2016-08-09 | 2018-06-01 | 山东省医疗器械产品质量检验中心 | Pinpoint accuracy heat moisture exchanger moisture loss tester and its method of work |
| CN110234408A (en) * | 2017-01-27 | 2019-09-13 | 科玛科学公司 | Patient simulators and relevant device, system and method |
| RU2729083C1 (en) * | 2019-11-25 | 2020-08-04 | Федеральное государственное бюджетное учреждение "33 Центральный научно-исследовательский испытательный институт" Министерства обороны Российской Федерации | Method of determining coefficient of sucking insulating breathing apparatus on chemically bound oxygen |
| RU205499U1 (en) * | 2020-11-18 | 2021-07-16 | Федеральное государственное бюджетное учреждение "33 Центральный научно-исследовательский испытательный институт" Министерства обороны Российской Федерации | CYCLIC AIR SUPPLY DEVICE FOR ESTIMATING THE TIGHTNESS OF ISOLATING BREATHING DEVICES BY OIL MIST |
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| C14 | Grant of patent or utility model | ||
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Address after: Caotan economic and Technological Development Zone, eco industrial park in Shaanxi city of Xi'an province is 710018 Yuan Lu No. 3699 Patentee after: Shaanxi Sida explosion-proof safety Polytron Technologies Inc Address before: Caotan economic and Technological Development Zone, eco industrial park in Shaanxi city of Xi'an province is 710018 Yuan Lu No. 3699 Patentee before: Shaanxi Star Coal Mine Safety Equipment Co., Ltd. |