CN112270817A - Combustible gas alarm calibrating device - Google Patents
Combustible gas alarm calibrating device Download PDFInfo
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- CN112270817A CN112270817A CN202011172165.9A CN202011172165A CN112270817A CN 112270817 A CN112270817 A CN 112270817A CN 202011172165 A CN202011172165 A CN 202011172165A CN 112270817 A CN112270817 A CN 112270817A
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- combustible gas
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- side wall
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
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- Environmental & Geological Engineering (AREA)
- General Health & Medical Sciences (AREA)
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- Emergency Management (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a combustible gas alarm calibrating device which comprises a box body, a plurality of combustible gas alarm bodies, alarm lamps and detection ports, wherein the alarm lamps and the detection ports are fixedly arranged on and arranged on the combustible gas alarm bodies, and a plurality of first fixing holes and a second fixing hole are formed in the bottom of the box body. According to the invention, under the mutual cooperation of the convex hole, the fixed port, the first opening box, the second opening box, the extrusion plate, the electric cylinder, the first air vent and the detection device, the combustible gas alarm body is arranged in the convex hole, the third opening box is pressed downwards by the dead weight of the combustible gas alarm body, the detection port, the first connection port and the second connection port are communicated, the detection port can be contacted with the combustible gas in the box body, the combustible gas alarm body of the device is more convenient to disassemble and assemble, and the combustible gas alarm body can be completely detected at one time and is replaced with the combustible gas, so that the device is more time-saving and labor-saving and has higher efficiency.
Description
Technical Field
The invention relates to the technical field of detection of combustible gas alarm devices, in particular to a combustible gas alarm calibrating device.
Background
The combustible gas refers to a substance which can be ignited and is in a gas state at normal temperature and normal pressure, such as hydrogen, acetylene, ethylene, ammonia, hydrogen sulfide and the like, has the general characteristics of gas, and the combustible gas with one component is called as single gas; the mixture of two or more than two kinds of combustible gases is called mixed combustible gas, the combustible gas is mixed in a corresponding combustion-supporting medium according to a certain proportion, and can cause combustion or explosion under the action of an ignition source, the combustible gas alarm mainly comprises a catalytic combustion type alarm, a thermal conductivity type alarm, an infrared absorption type alarm, a semiconductor type alarm and the like, wherein the catalytic combustion type alarm is widely used, the catalytic combustion type alarm sensor mainly comprises a bridge circuit and a gas-sensitive element, when the combustible gas enters an alarm probe, the gas and oxygen in the air generate oxidation reaction, smokeless catalytic combustion is generated on the surface of a platinum wire, the temperature of the platinum wire is increased, the resistance value is increased along with the temperature increase, the bridge circuit loses balance, and current is generated, namely, the gas concentration value is converted into an electric signal to be output.
At present the catalytic combustion type is mainly used in chemical industry factory, gas station, kitchen behind the restaurant, hotel and family etc, need examine and determine work to it before the combustible gas alarm dispatches from the factory, the examination personnel install a plurality of combustible gas alarms on the mounting bracket, impel the mounting bracket in the detection chamber, detect the combustible gas alarm with three kinds or three kinds of different combustible gas above, slowly increase combustible gas's concentration in this process, when the combustible gas concentration reaches the examination scope of siren, the warning light will be bright, detect the quality of combustible gas alarm body with this, this process increases combustible gas's mode has increased the cost that detects, and this process can not once detect the combustible gas alarm is whole to finish, need detect many times.
Disclosure of Invention
The invention aims to solve the problems that all combustible gas alarm bodies cannot be detected and combustible gas is increased to increase the cost in the prior art, and provides a combustible gas alarm calibrating device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a combustible gas alarm calibrating device comprises a box body, a plurality of combustible gas alarm bodies, an alarm lamp and a detection port, wherein the alarm lamp and the detection port are fixedly arranged and arranged on the combustible gas alarm bodies, a plurality of first fixing holes and a second fixing hole are formed in the bottom of the box body, the inner side wall of each first fixing hole is fixedly connected with a first air inlet pipe, the inner side wall of each second fixing hole is fixedly connected with a second air inlet pipe, a plurality of convex holes and a fixing port are respectively formed in the top and the inner side wall of the box body, a plurality of first opening boxes are fixedly connected with the top of the box body, a detection device for detecting the combustible gas alarm bodies is arranged in each first opening box, the outer side wall of the box body is fixedly connected with a second opening box, the inner side wall of the second opening box is slidably connected with an extrusion plate, the outer side wall of the box body is fixedly connected with, the electric cylinder piston end runs through the inner side wall of the box body and is fixedly connected with the outer side wall of the extrusion plate, the outer side wall of the second opening box is provided with a first air vent, the box body is internally provided with a stirring device, and the inner side wall of the box body is fixedly connected with a combustible gas concentration meter.
Preferably, the detection device comprises a third opening box which is connected with the inner side wall of the convex hole and the first opening box in a sliding manner, the first connecting port and the second connecting port are respectively arranged on the outer side wall of the first opening box and the outer side wall of the third opening box, the outer side wall of the combustible gas alarm body is connected with the inner side wall of the third opening box in a sliding manner, and a spring is fixedly connected between the bottom of the third opening box and the bottom of the first opening box.
Preferably, agitating unit is including seting up the expansion gap at the box lateral wall, stripper plate lateral wall fixed connection fly leaf, fly leaf lateral wall and expansion gap inside wall sliding connection, the box inside wall rotates and is connected with the pivot, the fixed cover of pivot lateral wall has connect the gear, fly leaf bottom fixedly connected with meshing tooth group, the gear is connected with meshing tooth group meshing, a plurality of spiral fan blades of pivot lateral wall fixedly connected with.
Preferably, the detection port, the first connection port and the second connection port are communicated with each other.
Preferably, a second vent hole communicated with the box body is formed in the inner side wall of the movable opening.
Preferably, the top and the outer side wall of the first air inlet pipe and the second air inlet pipe are respectively and fixedly provided with a spray head and a switch valve.
The invention has the beneficial effects that:
1. at the bellying, the fixed port, first opening case, the second opening case, the stripper plate, electric cylinder, under first air vent and detection device's the mutually supporting, through putting into the bellying with combustible gas alarm body, the dead weight of combustible gas alarm body is down pressed the third opening case, let detect the mouth, first connector and second connector three intercommunication, let detect the mouth can contact the internal combustible gas of box, the device's combustible gas alarm body is convenient dismantlement and installation more, and can once only detect combustible gas alarm body is whole changing combustible gas, time saving and labor saving more, efficiency is higher.
2. Under protruding type hole, fixed mouthful, switch valve, second opening case, stripper plate, electric cylinder, first air vent and detection device's interact, move the movable plate through electric cylinder piston end drive and remove, let the air volume in the box diminish to let the combustible gas concentration in the box increase, compare in the tradition directly to increasing combustible gas's in the box way, the device lets the box in concentration can be big or small, has reduced the cost that detects, more practical.
Drawings
FIG. 1 is a schematic structural diagram of a combustible gas alarm calibrating device according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic diagram of the structure of the exhaust gas in the calibrating apparatus for combustible gas alarm according to the present invention;
fig. 4 is a top view of the inner bottom of a box body in the calibrating device for a combustible gas alarm provided by the invention.
In the figure: 1. a box body; 2. a combustible gas alarm body; 3. an alarm light; 4. a detection port; 5. a first fixing hole; 6. a first intake pipe; 7. a male hole; 8. a fixed port; 9. a first open box; 10. a second open box; 11. a pressing plate; 12. a transverse plate; 13. a first vent hole; 14. a combustible gas concentration meter; 15. a third open box; 16. a first connection port; 17. a second connection port; 18. a spring; 19. a movable opening; 20. a movable plate; 21. a rotating shaft; 22. a gear; 23. a set of meshing teeth; 24. a helical fan blade; 25. a second vent hole; 26. a spray head; 27. opening and closing the valve; 28. an electric cylinder; 29. a second fixing hole; 30. a second intake pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a combustible gas alarm calibrating installation, including box 1, a plurality of combustible gas alarm body 2 and fixed setting and seting up warning light 3 and detection mouth 4 on combustible gas alarm body 2, a plurality of first fixed orificess 5 and a second fixed orifices 29 have been seted up to the bottom in the box 1, the first intake pipe 6 of 5 inside wall fixed connection of first fixed orificess, a plurality of first intake pipe 6 are connected with the gas storage tank that is equipped with different combustible gas, the gas storage tank is not drawn in the picture, do not do too much repetitious description here.
29 inside wall fixedly connected with second intake pipe 30 of second fixed orifices, what lead to in the second intake pipe 30 is the air, the usefulness that sets up like this is discharged from first air vent 13 and second air vent 25 after diluting the combustible gas in the box 1 again, let the air that discharges and go safer, first intake pipe 6 and second intake pipe 30 top and lateral wall are fixed shower nozzle 26 and the switch valve 27 of being provided with respectively, a plurality of protruding type holes 7 and a fixed mouthful 8 have been seted up respectively to top and inside wall in the box 1, a plurality of first opening boxes 9 of top fixedly connected with in the box 1.
A detection device for detecting the combustible gas alarm body 2 is arranged in the first opening box 9, the detection device comprises a third opening box 15 which is connected with the convex hole 7 and the inner side wall of the first opening box 9 in a sliding way, the outer side walls of the first opening box 9 and the third opening box 15 are respectively provided with a first connecting port 16 and a second connecting port 17, the outer side wall of the combustible gas alarm body 2 is connected with the inner side wall of the third opening box 15 in a sliding way, a spring 18 is fixedly connected between the bottom of the third opening box 15 and the inner bottom of the first opening box 9, the detection port 4, the first connecting port 16 and the second connecting port 17 are communicated, the spring 18 acts when the combustible gas alarm body 2 is inserted into the convex hole 7, compressing to communicate the detection port 4, the first connection port 16 and the second connection port 17, when the combustible gas alarm body 2 is removed, the spring 18 expands to allow the first port 16 to be blocked by the third port case 15.
The outer side wall of the box body 1 is fixedly connected with a second opening box 10, the inner side wall of the second opening box 10 is slidably connected with a squeezing plate 11, the outer side wall of the box body 1 is fixedly connected with a transverse plate 12, the top of the transverse plate 12 is fixedly connected with an electric cylinder 28, the piston end of the electric cylinder 28 penetrates through the inner side wall of the box body 1 and is fixedly connected with the outer side wall of the squeezing plate 11, the outer side wall of the second opening box 10 is provided with a first vent hole 13, the box body 1 is internally provided with a stirring device, the inner side wall of the box body 1 is fixedly connected with a combustible gas concentration meter 14, the stirring device comprises a movable opening 19 arranged on the outer side wall of the box body 1, the inner side wall of the movable opening 19 is provided with a second vent hole 25 communicated with the box body 1, the outer side, 20 bottom fixedly connected with meshing tooth group 23 of fly leaf, gear 22 is connected with the meshing of meshing tooth group 23, a plurality of helical fan blades 24 of pivot 21 lateral wall fixedly connected with, 28 piston ends of electric cylinder move the stripper plate 11 and all can drive fly leaf 20 and the removal of meshing tooth group 23, meshing tooth group 23 meshes gear 22 and lets gear 22 and pivot 21 rotate, pivot 21 changes and drives a plurality of helical fan blades 24 and rotate, the combustible gas in the box 1 is mixd to pivoted helical fan blade 24, let the combustible gas concentration in the box 1 more average, let the detection data reasonable more effective.
The working principle is as follows: the initial position of the device is shown in fig. 3, all the switch valves 27 are closed, the electric cylinder 28 is started to the left, the piston end of the electric cylinder 28 drives the extrusion plate 11 to move to the left, and after the extrusion plate 11 moves through the first vent hole 13, the electric cylinder 28 is closed.
Open the on-off valve 27 of one of them first intake pipe 6, let in first combustible gas gets into box 1, insert combustible gas alarm body 2 in the protruding type hole 7, and let detection port 4 and second connector 17 intercommunication, combustible gas alarm body 2's weight lets third opening case 15 move down and spring 18 shrink, as shown in fig. 2, combustible gas alarm body 2 moves down and lets detection port 4, first connector 16 and second connector 17 three intercommunication, let detection port 4 in the combustible gas alarm body 2 can contact the combustible gas in the box 1.
The combustible gas concentration of pouring into in the box 1 for the first time can't trigger combustible gas alarm body 2, start electric cylinder 28, let electric cylinder 28 piston end drive stripper plate 11 and continue to move left, along with the removal of stripper plate 11, the volume diminishes in the box 1, under the unchangeable condition of combustible gas, combustible gas's concentration is along with the removal left of stripper plate 11 and increase gradually, along with combustible gas concentration's increase, the trigger value of every combustible gas alarm body 2 is all different, so need go up combustible gas concentration numerical value according to combustible gas concentration appearance 14 and record combustible gas alarm body 2 the quality and combustible gas's trigger concentration.
After the warning light 3 of combustible gas alarm body 2 sounded, record concentration numerical value, until all combustible gas alarm body 2 warning lights 3 sounded, if one of them combustible gas alarm body 2 warning light 3 does not sound after surpassing and detect combustible gas concentration, can judge as the damage.
After detecting last combustible gas alarm body 2, start electric cylinder 28 piston end and move right, and take out whole combustible gas alarm body 2, replace new combustible gas alarm body 2 that awaits measuring again, at this in-process, take out combustible gas alarm body 2 back, spring 18 expands and lets third interface box 15 upwards move, let first connector 16 and second connector 17 dislocation, some combustible gas may reveal at the in-process of this dislocation, because the volume is little, can ignore, do not do too much to describe repeatedly here.
Repeating the above process to detect the replaced combustible gas alarm body 2 until all the combustible gas alarm bodies 2 are detected completely, when another combustible gas is needed to detect the combustible gas alarm bodies, starting the electric cylinder 28, enabling the piston end of the electric cylinder 28 to drive the extrusion plate 11 to move rightwards, enabling the extrusion plate 11 to move through the first vent hole 13, enabling the left end of the movable plate 20 to move into the movable opening 19, enabling the movable opening 19, the second vent hole 25 and the interior of the box body 1 to be communicated, closing the electric cylinder 28, opening the switch valve 27 of the second air inlet pipe 30, injecting air into the box body 1, discharging the combustible gas in the box body 1 from the first vent hole 13 and the second vent hole 25 respectively by the injected air, closing the switch valve 27 of the second air inlet pipe 30 when the concentration of the combustible gas in the box body 1 is reduced to be neglected, and starting the electric cylinder 28, and (3) moving the piston end of the electric cylinder 28 leftwards, closing the electric cylinder 28 after the extrusion plate 11 moves through the first vent hole 13, opening the switch valve 27 of the other first air inlet pipe 6, putting the other combustible gas into the box body 1, inserting the combustible gas alarm body 2 which detects the combustible gas into the convex hole 7, and repeating the operation.
At above-mentioned in-process 28 piston end of electric cylinder remove stripper plate 11 and all can drive fly leaf 20 and meshing tooth group 23 and remove, meshing tooth group 23 meshing gear 22 and let gear 22 and pivot 21 rotate, and pivot 21 is changeed and is driven a plurality of spiral fan blades 24 and rotate, and pivoted spiral fan blade 24 stirs the combustible gas in the box 1, makes the combustible gas concentration in the box 1 more even, and it is more reasonable effective to make detected data.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A combustible gas alarm calibrating device comprises a box body (1), a plurality of combustible gas alarm bodies (2), and an alarm lamp (3) and a detection port (4) which are fixedly arranged and arranged on the combustible gas alarm bodies (2), and is characterized in that a plurality of first fixing holes (5) and a second fixing hole (29) are arranged at the bottom in the box body (1), the inner side wall of the first fixing hole (5) is fixedly connected with a first air inlet pipe (6), the inner side wall of the second fixing hole (29) is fixedly connected with a second air inlet pipe (30), a plurality of convex holes (7) and a fixing port (8) are respectively arranged at the top and the inner side wall in the box body (1), a plurality of first opening boxes (9) are fixedly connected at the top in the box body (1), and a detection device for detecting the combustible gas alarm bodies (2) is arranged in the first opening boxes (9), the utility model discloses a combustible gas concentration meter, including box (1), diaphragm (12), electric cylinder (28), box (1) lateral wall fixedly connected with second opening case (10), second opening case (10) inside wall sliding connection has stripper plate (11), box (1) lateral wall fixedly connected with diaphragm (12), diaphragm (12) top fixedly connected with electric cylinder (28), electric cylinder (28) piston end run through box (1) inside wall and with stripper plate (11) lateral wall fixed connection, first air vent (13) have been seted up to second opening case (10) lateral wall, be equipped with agitating unit in box (1), box (1) inside wall fixedly connected with combustible gas concentration meter (14).
2. The calibrating device for the combustible gas alarm according to claim 1, wherein the detecting device comprises a third opening box (15) which is slidably connected with the inner side wall of the convex hole (7) and the first opening box (9), the outer side walls of the first opening box (9) and the third opening box (15) are respectively provided with a first connecting port (16) and a second connecting port (17), the outer side wall of the combustible gas alarm body (2) is slidably connected with the inner side wall of the third opening box (15), and a spring (18) is fixedly connected between the bottom of the third opening box (15) and the inner bottom of the first opening box (9).
3. The calibrating apparatus for combustible gas alarm according to claim 1, wherein the stirring apparatus comprises a movable port (19) provided on an outer side wall of the box body (1), the outer side wall of the extrusion plate (11) is fixedly connected with a movable plate (20), the outer side wall of the movable plate (20) is slidably connected with an inner side wall of the movable port (19), the inner side wall of the box body (1) is rotatably connected with a rotating shaft (21), a gear (22) is fixedly connected with an outer side wall of the rotating shaft (21), a meshing gear set (23) is fixedly connected with a bottom of the movable plate (20), the gear (22) is meshed with the meshing gear set (23), and a plurality of spiral fan blades (24) are fixedly connected with an outer side wall of the rotating shaft (21.
4. The calibrating device for the combustible gas alarm is characterized in that the detection port (4), the first connecting port (16) and the second connecting port (17) are communicated with each other.
5. The calibrating device for the combustible gas alarm is characterized in that the inner side wall of the movable port (19) is provided with a second vent hole (25) communicated with the box body (1).
6. The calibrating device for the combustible gas alarm of claim 1, wherein the top and the outer side wall of the first inlet pipe (6) and the second inlet pipe (30) are respectively and fixedly provided with a spray head (26) and a switch valve (27).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011172165.9A CN112270817B (en) | 2020-10-28 | 2020-10-28 | Combustible gas alarm calibrating device |
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| CN202011172165.9A CN112270817B (en) | 2020-10-28 | 2020-10-28 | Combustible gas alarm calibrating device |
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| CN112270817A true CN112270817A (en) | 2021-01-26 |
| CN112270817B CN112270817B (en) | 2021-10-29 |
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Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5195356A (en) * | 1991-07-11 | 1993-03-23 | Houston Industries Incorporated | Test assembly for flue gas monitors |
| DE19850338A1 (en) * | 1998-11-02 | 2000-05-04 | Heraeus Electro Nite Int | Method and device for checking and monitoring the aging of a catalytic converter in the exhaust gas of internal combustion engines and the emission of pollutants |
| US20040032335A1 (en) * | 2002-08-13 | 2004-02-19 | Parrish Brent Duane | Accessible smoke/carbon monoxide detector system and apparatus for single/multifamily new residential installations |
| US20050000981A1 (en) * | 2003-07-02 | 2005-01-06 | Industrial Scientific Corporation | Apparatus and method for generating calibration gas |
| CN200976004Y (en) * | 2006-08-05 | 2007-11-14 | 姜建伟 | Device for calibrating burnable and easily-explosive harmful gas detection alarm |
| US20080211658A1 (en) * | 2007-03-02 | 2008-09-04 | Ulrich Oppelt | Power supply base for an alarm device |
| US20090308134A1 (en) * | 2005-11-24 | 2009-12-17 | Stewart Pepper | Test equipment for testing hazard detectors |
| US20100057401A1 (en) * | 2007-04-02 | 2010-03-04 | Arthur Scheffler | System, method and kit for testing gas monitors |
| CN102980976A (en) * | 2012-12-05 | 2013-03-20 | 徐州传庆电子科技有限公司 | Comprehensive verification table of gas alarm instrument |
| CN203882423U (en) * | 2014-04-04 | 2014-10-15 | 滨州市计量测试检定所 | Anti-poison anti-harm gas alarm detecting operating console |
| CN108845079A (en) * | 2018-06-08 | 2018-11-20 | 天津市爱德恒业科技发展有限公司 | A kind of Multifunctional air quality detector device |
| CN109142645A (en) * | 2018-10-23 | 2019-01-04 | 安徽辰控智能科技有限公司 | A kind of safe and reliable gas monitoring instrument quality detection apparatus |
| CN209559867U (en) * | 2019-01-31 | 2019-10-29 | 武汉科勒芬自动化技术有限公司 | A kind of detection device of sensor chip detection module and its composition |
| CN210097236U (en) * | 2019-04-11 | 2020-02-21 | 江苏博赛环境科技有限公司 | Automatic adjust exhaust gas purification device |
| CN210721800U (en) * | 2020-01-15 | 2020-06-09 | 广州研测安全技术有限公司 | Novel toxic gas alarm analysis calibration device |
| CN211051194U (en) * | 2019-09-18 | 2020-07-21 | 青岛海亿特机电科技发展有限公司 | High inflammable and explosive gas detector of security |
-
2020
- 2020-10-28 CN CN202011172165.9A patent/CN112270817B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5195356A (en) * | 1991-07-11 | 1993-03-23 | Houston Industries Incorporated | Test assembly for flue gas monitors |
| DE19850338A1 (en) * | 1998-11-02 | 2000-05-04 | Heraeus Electro Nite Int | Method and device for checking and monitoring the aging of a catalytic converter in the exhaust gas of internal combustion engines and the emission of pollutants |
| US20040032335A1 (en) * | 2002-08-13 | 2004-02-19 | Parrish Brent Duane | Accessible smoke/carbon monoxide detector system and apparatus for single/multifamily new residential installations |
| US20050000981A1 (en) * | 2003-07-02 | 2005-01-06 | Industrial Scientific Corporation | Apparatus and method for generating calibration gas |
| US20090308134A1 (en) * | 2005-11-24 | 2009-12-17 | Stewart Pepper | Test equipment for testing hazard detectors |
| CN200976004Y (en) * | 2006-08-05 | 2007-11-14 | 姜建伟 | Device for calibrating burnable and easily-explosive harmful gas detection alarm |
| US20080211658A1 (en) * | 2007-03-02 | 2008-09-04 | Ulrich Oppelt | Power supply base for an alarm device |
| US20100057401A1 (en) * | 2007-04-02 | 2010-03-04 | Arthur Scheffler | System, method and kit for testing gas monitors |
| CN102980976A (en) * | 2012-12-05 | 2013-03-20 | 徐州传庆电子科技有限公司 | Comprehensive verification table of gas alarm instrument |
| CN203882423U (en) * | 2014-04-04 | 2014-10-15 | 滨州市计量测试检定所 | Anti-poison anti-harm gas alarm detecting operating console |
| CN108845079A (en) * | 2018-06-08 | 2018-11-20 | 天津市爱德恒业科技发展有限公司 | A kind of Multifunctional air quality detector device |
| CN109142645A (en) * | 2018-10-23 | 2019-01-04 | 安徽辰控智能科技有限公司 | A kind of safe and reliable gas monitoring instrument quality detection apparatus |
| CN209559867U (en) * | 2019-01-31 | 2019-10-29 | 武汉科勒芬自动化技术有限公司 | A kind of detection device of sensor chip detection module and its composition |
| CN210097236U (en) * | 2019-04-11 | 2020-02-21 | 江苏博赛环境科技有限公司 | Automatic adjust exhaust gas purification device |
| CN211051194U (en) * | 2019-09-18 | 2020-07-21 | 青岛海亿特机电科技发展有限公司 | High inflammable and explosive gas detector of security |
| CN210721800U (en) * | 2020-01-15 | 2020-06-09 | 广州研测安全技术有限公司 | Novel toxic gas alarm analysis calibration device |
Non-Patent Citations (1)
| Title |
|---|
| 刘溢舟等: ""复合式气体报警器检定装置的研制"", 《化学分析计量》 * |
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