CN102526906B - Universal calibrator of oxygen breathing apparatus - Google Patents
Universal calibrator of oxygen breathing apparatus Download PDFInfo
- Publication number
- CN102526906B CN102526906B CN201110224354.0A CN201110224354A CN102526906B CN 102526906 B CN102526906 B CN 102526906B CN 201110224354 A CN201110224354 A CN 201110224354A CN 102526906 B CN102526906 B CN 102526906B
- Authority
- CN
- China
- Prior art keywords
- air pump
- oxygen
- panel
- siphunculus
- calibrator
- 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
Links
Images
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
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 oxygen breathing apparatus for the industry rescue and relief works such as a kind of coal, particularly a kind of General calibrator for oxygen respirators.
(2) background technology
Oxygen breathing apparatus is a kind of respiratory protection equipment that colliery industry and other industry militarization mine rescue crew must wear use when being engaged in rescue and relief work; oxygen breathing apparatus must regularly check in use procedure at equipment, maintenance and verification, can guarantee that it is always in good combat readiness.At present, although 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, has the ten multinomial routine inspections such as the airtight inspection of low pressure, inlet valve and breather valve for any oxygen breathing apparatus.By convention, since verification project is basically identical, the calibrator for oxygen respirators of each manufacturer production also all should be able to exchange general, but it is right not to the utmost, present basal conditions is, what each mine rescue crew was used is the oxygen breathing apparatus of which manufacturer, calibrator for oxygen respirators just must which manufacturer of supporting purchase, that is to say that existing calibrator for oxygen respirators is all tailored version, because pneumatic supply is inconsistent, measurement unit is inconsistent, the many-sided reason of the inconsistent grade of connected mode, caused calibrator for oxygen respirators can only be special-purpose, can not be general.Except can not be general, existing calibrator for oxygen respirators also exists shortcoming or the deficiency of following four aspects, one, in existing domestic tester, be all to adopt water manometer 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 import tester adopts is the non-legal unit of measurement of China's measurement Law defined, and exist metering accuracy of detection low, can not all carry out magnitude tracing; Four, tester production marketing price is generally higher, and the price of the import tester especially having is very high.
(3) summary of the invention
The present invention, in order to make up the deficiencies in the prior art, provides a kind of simple in structure, practical and convenient General calibrator for oxygen respirators.
The present invention is achieved through the following technical solutions:
, comprise that sidepiece is hinged with the casing of case lid, in casing, be mounted with panel, casing wainscot right side is fluted, it is characterized in that: in described groove, be placed with hand air pump and with the oxygen manometer of oxygen cylinder connector; Described panel surface is provided 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; Described 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 switching valve and the three-way pipe of panel bottom in turn, and 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 by pipeline; Other Switching Power Supply and the rechargeable battery that connects charging indicator light that be provided with of described digital pressure sensor; Described 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, on shut off valve, be provided with shut off valve pull bar, shut off valve sidepiece is provided with shut off valve gas outlet; Described switching valve sidepiece is communicated with electronic gas flowmeter sensor, electronic gas flow sensor connecting electronic gas flow display.
Described case lid inner surface posts operating instruction nameplate.
Described two siphunculus and the air inlet two siphunculus of giving vent to anger is connected with respectively silicone rubber tube, and the silicone rubber tube tail end of the two siphunculus of giving vent to anger is general-purpose sillicon rubber blocking, and three of general-purpose sillicon rubber blocking and oxygen breathing apparatus is open to the custom suitable.
Described air inlet two siphunculus afterbody is connected with the hand air pump gas outlet of hand air pump, and hand air pump bottom is provided with hand air pump air inlet.
Described electronic gas flow sensor sidepiece is connected with escape pipe.
The invention has the beneficial effects as follows: the General calibrator for oxygen respirators of this invention is simple in structure, when using, operation is easier, be applicable to detection and the verification of existing various oxygen breathing apparatuses, price is also cheaper, the needs that can meet the daily verification oxygen breathing apparatus of militarization mine rescue crew, are suitable for wide popularization and application.
(4) accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Accompanying drawing 1 is structural representation of the present invention;
Accompanying drawing 2 is the structural representation of panel of the present invention;
In figure, 1 case lid, 2 casings, 3 panels, 4 hand air pumps, 5 oxygen manometers with 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 casing 2, and casing 2 wainscot 3 right sides are fluted, it is characterized in that: in described groove, be placed with hand air pump 4 and with the oxygen manometer 5 of oxygen cylinder connector; Described panel 3 surfaces are provided with 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; Described 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 switching valve 16 and the 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 by pipeline; Other Switching Power Supply 19 and the rechargeable battery 20 that connects charging indicator light 10 that be provided with of described digital pressure sensor 18; Described casing 2 wainscot 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, electric air pump air inlet pipe 22 and electric air pump escape pipe 23 be the inlet end of connection closed valve 24 respectively, on shut off valve 24, be provided with shut off valve pull bar 12, shut off valve 24 sidepieces are provided with shut off valve gas outlet 25; Described switching valve 16 sidepieces are communicated with electronic gas flowmeter sensor 26, electronic gas flow sensor 26 connecting electronic gas flow displays 27; Described case lid 1 inner surface posts operating instruction nameplate 28; Described two siphunculus 14 and the air inlet two siphunculus 15 of giving vent to anger is connected with respectively silicone rubber tube 29, and the silicone rubber tube tail end of the two siphunculus 15 of giving vent to anger is general-purpose sillicon rubber blocking, and the three-way pipe of general-purpose sillicon rubber blocking and oxygen breathing apparatus is suitable; Described 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; Described electronic gas flow sensor 26 sidepieces are connected with escape pipe 30.
Adopt General calibrator for oxygen respirators of the present invention, concrete operations when a certain oxygen breathing apparatus verification needs hand air pump 4 that positive pressure gas potential source is provided are: turn on the power switch 9, allow 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 by silicone rubber tube 29, the two siphunculus 14 that makes to give vent to anger is connected with oxygen breathing apparatus threeway 17 by 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 the silicone rubber tube 29 with hand air pump air inlet 32 need to be connected on hand air pump air inlet 31.
When a certain oxygen breathing apparatus verification needs electric air pump 21 that pneumatic supply is provided, only the inlet end of three-way pipe 17 and air inlet two siphunculus 15 need be disconnected, and be connected with the shut off valve gas outlet 25 of shut off valve 24, turn on the power switch 9, allow electric air pump 21 work just can provide pneumatic supply, shut off valve gas outlet 25 provides malleation or negative pressure, needs by advancing or pulling out shut off valve pull bar 12 and decide, and other verification operation is as the mode of hand air pump 4.
In the time need to carrying out the detection of gas flow rate verification of oxygen breathing apparatus, only switching valve pull bar 13 need be pulled to that side of electronic gas flowmeter sensor 26, just can carry out gas flow verification to oxygen breathing apparatus.
Claims (5)
1. a General calibrator for oxygen respirators, comprise that sidepiece is hinged with the casing of case lid (1) (2), in casing (2), be mounted with panel (3), casing (2) wainscot (3) right side is fluted, it is characterized in that: in described groove, be placed with hand air pump (4) and with the oxygen manometer (5) of oxygen cylinder connector; Described panel (3) surface is provided with 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); Described panel (3) surface is installed with the 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 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) by pipeline; Other Switching Power Supply (19) and the rechargeable battery (20) that connects charging indicator light (10) that be provided with of described digital pressure sensor (18); Described 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, on shut off valve (24), be provided with shut off valve pull bar (12), shut off valve (24) sidepiece is provided with shut off valve gas outlet (25); Described switching valve (16) sidepiece is communicated with electronic gas flowmeter sensor (26), electronic gas flow sensor (26) connecting electronic gas flow display (27).
2. General calibrator for oxygen respirators according to claim 1, is characterized in that: described case lid (1) inner surface posts operating instruction nameplate (28).
3. General calibrator for oxygen respirators according to claim 1, it is characterized in that: described in give vent to anger two siphunculus (14) and air inlet two siphunculus (15) be connected with respectively silicone rubber tube (29), the silicone rubber tube tail end of two siphunculus (14) of giving vent to anger is general-purpose sillicon rubber blocking, and the three-way pipe of general-purpose sillicon rubber blocking and oxygen breathing apparatus is suitable.
4. General calibrator for oxygen respirators according to claim 1, it is characterized in that: described air inlet two siphunculus (15) afterbody is connected with the hand air pump gas outlet (31) of hand air pump (4), hand air pump (4) bottom is provided with hand air pump air inlet (32).
5. General calibrator for oxygen respirators according to claim 1, is characterized in that: described 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 CN102526906A (en) | 2012-07-04 |
| CN102526906B true CN102526906B (en) | 2014-01-29 |
Family
ID=46335697
Family Applications (1)
| 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 |
|---|---|
| CN (1) | CN102526906B (en) |
Families Citing this family (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 |
| TWI503082B (en) * | 2013-11-25 | 2015-10-11 | Taiwan Textile Res Inst | System for determining mask filtering ability |
| 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 |
| 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 |
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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102526906A (en) | 2012-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102526906B (en) | Universal calibrator of oxygen breathing apparatus | |
| CN103048616B (en) | SF 6the charged calibration equipment of density monitor | |
| CN203349876U (en) | Portable comprehensive parameter tester for gas pipeline | |
| CN103615289B (en) | Mine gas bundle pipeline monitoring system | |
| CN202236951U (en) | Universal oxygen respirator calibrator | |
| CN103590856B (en) | Monitoring method of mine gas beam tube line monitoring system | |
| CN201876391U (en) | Test bench for testing water pressure strength of cylinder | |
| CN202083525U (en) | On-site detection device of SF6-O2 on-line leakage monitoring alarm instrument | |
| CN209928602U (en) | Gas alarm calibrating device | |
| CN209102161U (en) | An open channel flowmeter | |
| CN203117384U (en) | SF6 Density Relay Live Calibration Device | |
| CN201926546U (en) | On-site calibration device for SF6-O2 leakage monitoring and alarming instrument | |
| CN201427008Y (en) | A sulfur hexafluoride gas humidity measurement filter device | |
| CN205771040U (en) | A kind of water sealed tank | |
| CN202179758U (en) | Operating room gas terminal box | |
| CN209542219U (en) | Sulfur hexafluoride leakage monitor | |
| CN203745144U (en) | Sealed type safety valve airtightness test verifying apparatus | |
| CN103018427A (en) | Instrument for testing and demonstrating article gas release | |
| CN207622809U (en) | A kind of electromagnetic flowmeter | |
| CN206920591U (en) | SF6 leakage alarm calibration equipment sensor detection units | |
| CN207393182U (en) | Oil field metering device alarm system | |
| CN202599791U (en) | Waterproof coil detector | |
| CN207717299U (en) | A kind of flange installing type valve leak amount detecting device | |
| CN201811734U (en) | Altitude difference measuring device | |
| CN205301116U (en) | Calcium hydrate detector for respirator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20140129 Termination date: 20150808 |
|
| EXPY | Termination of patent right or utility model |