CN102526906A - Universal calibrator of oxygen breathing apparatus - Google Patents
Universal calibrator of oxygen breathing apparatus Download PDFInfo
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- CN102526906A CN102526906A CN2011102243540A CN201110224354A CN102526906A CN 102526906 A CN102526906 A CN 102526906A CN 2011102243540 A CN2011102243540 A CN 2011102243540A CN 201110224354 A CN201110224354 A CN 201110224354A CN 102526906 A CN102526906 A CN 102526906A
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- air pump
- breathing apparatus
- panel
- siphunculus
- oxygen breathing
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Abstract
The invention relates to a calibrating device of an oxygen breathing apparatus for emergency and disaster releasing in coal industry and the like, in particular to a universal calibrator of the oxygen breathing apparatus. The calibrator of the oxygen breathing apparatus comprises a box body, wherein a box cover is hinged on the side part of the box body; a panel is arranged in the box body; and a groove is formed in the right side of the panel in the box body. The calibrator is characterized in that: a manual air pump and an oxygen pressure meter which is provided with a connector of an oxygen cylinder are arranged in the groove; a digital pressure meter displayer, an electronic gas flow meter displayer, an electronic timer, a power supply switch, a charging indicating lamp, a zero potentiometer, a closing valve pull rod and a switching valve pull rod are arranged on the surface of the panel; an air outlet two-way pipe and an air inlet two-way pipe pass through the surface of the panel; the air outlet two-way pipe is sequentially connected with a switching valve and a tee pipe which are arranged on the lower part of the panel; the air inlet two-way pipe is connected with the tee pipe on the lower part of the panel; and the other end of the tee pipe is connected with a digital pressure sensor through a pipe. The calibrator is simple in structure and is convenient to operate.
Description
(1) technical field
The present invention relates to the calibration equipment of industry rescue and relief works such as a kind of coal, particularly a kind of general oxygen breathing apparatus tester with oxygen breathing apparatus.
(2) background technology
Oxygen breathing apparatus is colliery industry and other industry militarization mine rescue crews must wear use when being engaged in rescue and relief work a kind of respiratory protection equipment; Oxygen breathing apparatus must regularly be checked in the use at equipment, maintenance and verification, can guarantee that it always is in good combat readiness.At present; Though the oxygen breathing apparatus kind that domestic each militarization mine rescue crew is equipped with is more; But their conventional verification project is all basic identical, and ten multinomial routine inspections such as the airtight inspection of low pressure, inlet valve and breather valve are all arranged for any oxygen breathing apparatus.By convention, since verification project basically identical, the oxygen breathing apparatus tester of each manufacturer production also all should be able to exchange general; But it is right not to the utmost; Present basal conditions is that what each mine rescue crew used is the oxygen breathing apparatus of which manufacturer, the oxygen breathing apparatus tester of just necessary which manufacturer of supporting purchase; That is to say that existing oxygen breathing apparatus tester all is a tailored version; Because pneumatic supply is inconsistent, measurement unit is inconsistent, the many-sided reason of the inconsistent grade of connected mode, caused the oxygen breathing apparatus tester can only be special-purpose, can not be general.Existing oxygen breathing apparatus tester also exists the shortcoming or the deficiency of following four aspects except that can not be general; One, all be to adopt water manometer in the existing homemade tester as pressure measurement cell; Two, existing tester general technical falls behind, and causes verification operation loaded down with trivial details, complicated; Three, the measurement unit that adopts of import tester is the non-legal unit of measurement of China's measurement Law defined, and exist the Measuring and testing precision low, can not all carry out magnitude tracing; Four, tester production marketing price is generally higher, and the price of the import tester that especially has is very high.
(3) summary of the invention
The present invention provides a kind of simple in structure, practical and convenient general oxygen breathing apparatus tester in order to remedy the deficiency of prior art.
The present invention realizes through following technical scheme:
A kind of general oxygen breathing apparatus tester comprises that sidepiece is hinged with the casing of case lid, is mounted with panel in the casing, and casing wainscot right side is fluted, it is characterized in that: be placed with hand air pump and the oxygen manometer that has the oxygen cylinder connector in the said groove; Said panel surface is equipped with digital pressure gauge display, electronic gas flowmeter display, electronic timer, power switch, charging indicator light, zero potentiometer, shut off valve pull bar and switching valve pull bar; Said panel surface is installed with give vent to anger two siphunculus and air inlet two siphunculus, and the two siphunculus of giving vent to anger is connected with the switching valve and the three-way pipe of panel bottom in turn, and the air inlet two siphunculus connects the three-way pipe of panel bottom, and the three-way pipe other end is connected with digital pressure sensor through pipeline; Other Switching Power Supply and the rechargeable battery that connects charging indicator light that be provided with of said digital pressure sensor; Said casing wainscot below is provided with electric air pump; Electric air pump has electric air pump air inlet pipe and electric air pump escape pipe; Electric air pump air inlet pipe and electric air pump escape pipe be the inlet end of connection closed valve respectively; Shut off valve is provided with the shut off valve pull bar, and the shut off valve sidepiece is provided with the shut off valve gas outlet; Said switching valve sidepiece is communicated with the electronic gas flowmeter sensor, and the electronic gas flow sensor connects the electronic gas flow indicator.
Said case lid inner surface posts the operating instruction nameplate.
Said two siphunculus and the air inlet two siphunculus of giving vent to anger is connected with silicone rubber tube respectively, and the silicone rubber tube tail end of the two siphunculus of giving vent to anger is the general-purpose sillicon rubber blocking, and three of general-purpose sillicon rubber blocking and oxygen breathing apparatus is open to the custom suitable.
Said air inlet two siphunculus afterbody is connected with the hand air pump gas outlet of hand air pump, and the hand air pump bottom is provided with the hand air pump air inlet.
Said electronic gas flow sensor sidepiece is connected with escape pipe.
The invention has the beneficial effects as follows: the general oxygen breathing apparatus tester of this invention is simple in structure; Operation is easier when using; Be fit to the detection and the verification of existing various oxygen breathing apparatuses; Price is also cheaper, can satisfy the needs of the daily verification oxygen breathing apparatus of militarization mine rescue crew, is suitable for wide popularization and application.
(4) description of drawings
Below in conjunction with accompanying drawing the present invention is further described.
Accompanying drawing 1 is a structural representation of the present invention;
Accompanying drawing 2 is the structural representation of panel of the present invention;
Accompanying drawing 3 is an internal structure sketch map of the present invention;
Among the figure, 1 case lid, 2 casings, 3 panels, 4 hand air pumps, 5 have the oxygen manometer of oxygen cylinder connector; 6 digital pressure gauge displays, 7 electronic gas flowmeter displays, 8 electronic timers, 9 power switches, 10 charging indicator lights, 11 zero potentiometers; 12 shut off valve pull bars, 13 switching valve pull bars, 14 two siphunculus of giving vent to anger, 15 air inlet two siphunculus, 16 switching valves, 17 three-way pipes; 18 digital pressure sensors, 19 Switching Power Supplies, 20 rechargeable batteries, 21 electric air pumps, 22 electric air pump air inlet pipe; 23 electric air pump escape pipes, 24 shut off valves, 25 shut off valve gas outlets, 26 electronic gas flowmeter sensors, 27 electronic gas flow indicators; 28 operating instruction nameplates, 29 silicone rubber tubes, 30 escape pipes, 31 hand air pump gas outlets, 32 hand air pump air inlets.
(5) specific embodiment
Accompanying drawing is a kind of specific embodiment of the present invention.This embodiment comprises that sidepiece is hinged with the casing 2 of case lid 1, is mounted with panel 3 in the casing 2, and casing 2 wainscots 3 right sides are fluted, it is characterized in that: be placed with hand air pump 4 and the oxygen manometer 5 that has the oxygen cylinder connector in the said groove; Said panel 3 mounted on surface have digital pressure gauge display 6, electronic gas flowmeter display 7, electronic timer 8, power switch 9, charging indicator light 10, zero potentiometer 11, shut off valve pull bar 12 and switching valve pull bar 13; Said panel 3 surfaces are installed with give vent to anger two siphunculus 14 and air inlet two siphunculus 15; The two siphunculus 14 of giving vent to anger is connected with the switching valve 16 and three-way pipe 17 of panel 3 bottoms in turn; Air inlet two siphunculus 15 connects the three-way pipe 17 of panel 3 bottoms, and three-way pipe 17 other ends are connected with digital pressure sensor 18 through pipeline; The said digital pressure sensor 18 other Switching Power Supplies 19 and rechargeable battery 20 that connect charging indicator light 10 that are provided with; Said casing 2 wainscots 3 belows are provided with electric air pump 21; Electric air pump 21 has electric air pump air inlet pipe 22 and electric air pump escape pipe 23; The inlet end of electric air pump air inlet pipe 22 and electric air pump escape pipe 23 difference connection closed valves 24; Shut off valve 24 is provided with shut off valve pull bar 12, and shut off valve 24 sidepieces are provided with shut off valve gas outlet 25; Said switching valve 16 sidepieces are communicated with electronic gas flowmeter sensor 26, and electronic gas flow sensor 26 connects electronic gas flow indicator 27; Said case lid 1 inner surface posts operating instruction nameplate 28; The said two siphunculus 14 of giving vent to anger is connected with silicone rubber tube 29 respectively with air inlet two siphunculus 15, and the silicone rubber tube tail end of the two siphunculus 15 of giving vent to anger is the general-purpose sillicon rubber blocking, and the three-way pipe of general-purpose sillicon rubber blocking and oxygen breathing apparatus is suitable; Said air inlet two siphunculus 15 afterbodys are connected with the hand air pump gas outlet 31 of hand air pump 4, and hand air pump 4 bottoms are provided with hand air pump air inlet 32; Said electronic gas flow sensor 26 sidepieces are connected with escape pipe 30.
Adopt general oxygen breathing apparatus tester of the present invention; Concrete operations when a certain oxygen breathing apparatus verification needs hand air pump 4 that the positive pressure gas potential source is provided are: turn on the power switch 9; Let digital pressure sensor 18 and the 6 energising work of digital pressure gauge display; From the groove of casing 2, take out hand air pump 4, hand air pump gas outlet 31 is connected with air inlet two siphunculus 15 through silicone rubber tube 29, the two siphunculus 14 of giving vent to anger is connected with oxygen breathing apparatus threeway 17 through silicone rubber tube 29; Pinching hand air pump 4 so slowly; Just can carry out relevant oxygen breathing apparatus malleation verification project, when needs carry out the relevant verification project of oxygen breathing apparatus negative pressure, only need be connected to silicone rubber tube 29 on the hand air pump air inlet 31 with hand air pump air inlet 32.
When a certain oxygen breathing apparatus verification needs electric air pump 21 that pneumatic supply is provided; Only need to break off the inlet end of three-way pipe 17 and air inlet two siphunculus 15, and be connected, turn on the power switch 9 with the shut off valve gas outlet 25 of shut off valve 24; Let electric air pump 21 work just can pneumatic supply be provided; Shut off valve gas outlet 25 provides malleation or negative pressure, then need be by advancing or pulling out shut off valve pull bar 12 and decide, the mode of other verification operation such as hand air pump 4.
When needs carry out the gas flow detection check of oxygen breathing apparatus, only need to pull to switching valve pull bar 13 that side of electronic gas flowmeter sensor 26, just can carry out the gas flow verification to oxygen breathing apparatus.
Claims (5)
1. general oxygen breathing apparatus tester; Comprise that sidepiece is hinged with the casing of case lid (1) (2); Be mounted with panel (3) in the casing (2); Casing (2) wainscot (3) right side is fluted, it is characterized in that: be placed with hand air pump (4) in the said groove and have the oxygen manometer (5) of oxygen cylinder connector; Said panel (3) mounted on surface has digital pressure gauge display (6), electronic gas flowmeter display (7), electronic timer (8), power switch (9), charging indicator light (10), zero potentiometer (11), shut off valve pull bar (12) and switching valve pull bar (13); Said panel (3) surface is installed with two siphunculus of giving vent to anger (14) and air inlet two siphunculus (15); The two siphunculus (14) of giving vent to anger is connected with the switching valve (16) and the three-way pipe (17) of panel (3) bottom in turn; Air inlet two siphunculus (15) connects the three-way pipe (17) of panel (3) bottom, and three-way pipe (17) other end is connected with digital pressure sensor (18) through pipeline; Other Switching Power Supply (19) and the rechargeable battery (20) that connects charging indicator light (10) that be provided with of said digital pressure sensor (18); Said casing (2) wainscot (3) below is provided with electric air pump (21); Electric air pump (21) has electric air pump air inlet pipe (22) and electric air pump escape pipe (23); Electric air pump air inlet pipe (22) and electric air pump escape pipe (23) be the inlet end of connection closed valve (24) respectively; Shut off valve (24) is provided with shut off valve pull bar (12), and shut off valve (24) sidepiece is provided with shut off valve gas outlet (25); Said switching valve (16) sidepiece is communicated with electronic gas flowmeter sensor (26), and electronic gas flow sensor (26) connects electronic gas flow indicator (27).
2. general oxygen breathing apparatus tester according to claim 1 is characterized in that: said case lid (1) inner surface posts operating instruction nameplate (28).
3. general oxygen breathing apparatus tester according to claim 1; It is characterized in that: said two siphunculus of giving vent to anger (14) and air inlet two siphunculus (15) are connected with silicone rubber tube (29) respectively; The silicone rubber tube tail end of two siphunculus (15) of giving vent to anger is the general-purpose sillicon rubber blocking, and the three-way pipe of general-purpose sillicon rubber blocking and oxygen breathing apparatus is suitable.
4. general oxygen breathing apparatus tester according to claim 1; It is characterized in that: said air inlet two siphunculus (15) afterbody is connected with the hand air pump gas outlet (31) of hand air pump (4), and hand air pump (4) bottom is provided with hand air pump air inlet (32).
5. general oxygen breathing apparatus tester according to claim 1 is characterized in that: said electronic gas flow sensor (26) sidepiece is connected with escape pipe (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110224354.0A CN102526906B (en) | 2011-08-08 | 2011-08-08 | Universal calibrator of oxygen breathing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110224354.0A CN102526906B (en) | 2011-08-08 | 2011-08-08 | Universal calibrator of oxygen breathing apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102526906A true CN102526906A (en) | 2012-07-04 |
| CN102526906B CN102526906B (en) | 2014-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110224354.0A Expired - Fee Related CN102526906B (en) | 2011-08-08 | 2011-08-08 | Universal calibrator of oxygen breathing apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN102526906B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103512742A (en) * | 2013-10-01 | 2014-01-15 | 长春市计量检定测试技术研究院 | Oxygen inhalator calibrating apparatus |
| CN103768736A (en) * | 2014-01-24 | 2014-05-07 | 山西虹安科技股份有限公司 | Intelligent respirator detection device |
| CN103808471A (en) * | 2013-12-10 | 2014-05-21 | 中煤科工集团重庆研究院有限公司 | Intelligent check meter for respirator |
| CN104645521A (en) * | 2013-11-25 | 2015-05-27 | 财团法人纺织产业综合研究所 | Mask obstructive evaluation system |
| CN104274927B (en) * | 2014-11-04 | 2016-09-28 | 梅思安(中国)安全设备有限公司 | Air respiratorresuscitator detector |
| CN114323968A (en) * | 2021-11-12 | 2022-04-12 | 中国矿业大学 | Single-gas-source positive-negative-pressure adjustable testing device and testing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4471774A (en) * | 1982-06-23 | 1984-09-18 | The United States Of America As Represented By The Secretary Of The Navy | Oxygen breathing apparatus simulator using supplemental oxygen |
| CN2543036Y (en) * | 2002-05-08 | 2003-04-02 | 金万善 | Digital respirator detector |
| CN2843533Y (en) * | 2005-11-15 | 2006-12-06 | 宝鸡市众安消防器材有限公司 | Portable air respirator tester |
| GB2430255A (en) * | 2005-09-15 | 2007-03-21 | Secr Defence | Apparatus and methods for dilution |
| CN202236951U (en) * | 2011-08-08 | 2012-05-30 | 陈晓曦 | Universal oxygen respirator calibrator |
-
2011
- 2011-08-08 CN CN201110224354.0A patent/CN102526906B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4471774A (en) * | 1982-06-23 | 1984-09-18 | The United States Of America As Represented By The Secretary Of The Navy | Oxygen breathing apparatus simulator using supplemental oxygen |
| CN2543036Y (en) * | 2002-05-08 | 2003-04-02 | 金万善 | Digital respirator detector |
| GB2430255A (en) * | 2005-09-15 | 2007-03-21 | Secr Defence | Apparatus and methods for dilution |
| CN2843533Y (en) * | 2005-11-15 | 2006-12-06 | 宝鸡市众安消防器材有限公司 | Portable air respirator tester |
| CN202236951U (en) * | 2011-08-08 | 2012-05-30 | 陈晓曦 | Universal oxygen respirator calibrator |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103512742A (en) * | 2013-10-01 | 2014-01-15 | 长春市计量检定测试技术研究院 | Oxygen inhalator calibrating apparatus |
| CN104645521A (en) * | 2013-11-25 | 2015-05-27 | 财团法人纺织产业综合研究所 | Mask obstructive evaluation system |
| CN103808471A (en) * | 2013-12-10 | 2014-05-21 | 中煤科工集团重庆研究院有限公司 | Intelligent check meter for respirator |
| CN103808471B (en) * | 2013-12-10 | 2016-03-23 | 中煤科工集团重庆研究院有限公司 | Intelligent check meter for respirator |
| CN103768736A (en) * | 2014-01-24 | 2014-05-07 | 山西虹安科技股份有限公司 | Intelligent respirator detection device |
| CN103768736B (en) * | 2014-01-24 | 2015-12-23 | 山西虹安科技股份有限公司 | A kind of intelligent breathing device checkout gear |
| CN104274927B (en) * | 2014-11-04 | 2016-09-28 | 梅思安(中国)安全设备有限公司 | Air respiratorresuscitator detector |
| CN114323968A (en) * | 2021-11-12 | 2022-04-12 | 中国矿业大学 | Single-gas-source positive-negative-pressure adjustable testing device and testing method |
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| Publication number | Publication date |
|---|---|
| CN102526906B (en) | 2014-01-29 |
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