CN207798798U - A kind of hand-held methane leak detection device of gamut - Google Patents
A kind of hand-held methane leak detection device of gamut Download PDFInfo
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- CN207798798U CN207798798U CN201820204168.8U CN201820204168U CN207798798U CN 207798798 U CN207798798 U CN 207798798U CN 201820204168 U CN201820204168 U CN 201820204168U CN 207798798 U CN207798798 U CN 207798798U
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Abstract
The utility model discloses a kind of gamuts to hold methane leak detection device, described device is internally provided with sample gas acquisition port, built-in pumping, all range sensor detection device, tail gas discharge port, gas data analysis module and GPSmap data transmission modules, the sample gas acquires port, built-in pumping, all range sensor detection device, gas data analysis module and GPSmap data transmission modules are sequentially connected, wherein all range sensor detection device connects tail gas discharge port, wherein sample gas acquisition port connecting detection probe, the GPSmap data transmission modules are carried out data transmission by wireless network and GCSOFT systems.All range sensor detection device combines for two or more sensors in the utility model, can preferably detect micro- leakage and high concentration leakage that single-sensor can't detect, and catalyst poisoning event will not occur.
Description
Technical field
The utility model is related to a kind of methane gas detection devices more particularly to a kind of gamut to hold methane oxidizing archaea detection
Device.
Background technology
Natural gas leaking problem is the explosion caused therefrom and society the problem of being most commonly encountered in gas pipeline transmission process
Meeting fear can make an extremely bad impression, and in order to effectively detect gas leakage, protect life and property safety of people, methane
Leak detection product is applied in inspection work, but often to there is detection range small for traditional non-gamut equipment, as a result
Inaccuracy, repeatability is big, can only manually recorded leakage loss dot position information etc. variety of problems.
Existing gas leakage detecting device mainly with catalytic combustion sensor, thermal conductivity sensor, electrochemical sensor,
The single-sensors such as infrared sensor, semiconductor transducer be main core component, mainly to detect prototype part contacting methane after
Resistivity decays to foundation, and the reaction time is long, and detection range is small, it is easier to be interfered by other fuel gas, wrong report probability is big.
Traditional gas leakage detecting device is primarily present problems with：1. core component is easy to happen catalyst poisoning,
Lead to sensitivity loss；2. micro leakage can not survey, high concentration can not be surveyed, and every flammable gas will produce reaction, special
It is anisotropic bad；3. being easy to be influenced by the concentration of temperature, humidity and oxygen；4. data wander is indefinite in detection process, repeat
Property is poor, be easy to cause false alarm；5. service life is short, generally at 3 years or so；6. needing to demarcate every year；7. without GPS module, only
Energy hand-kept leak source position, can not transmit downloading data, can not be checked with map view in conjunction with the backstages GCSOFT；Therefore a kind of
Gamut holds methane oxidizing archaea detection product and comes into being.
Utility model content
The technical problem to be solved by the utility model is to be directed to be easy to happen catalyst poisoning, special in the prior art
Property it is poor, be easy affected by environment, poor repeatability, short life, without GPS module the problems such as, propose that a kind of gamut holds methane and lets out
Device for detecting leakage, the device mainly with catalytic combustion sensor, thermal conductivity sensor, electrochemical sensor, infrared sensor and
Arbitrary two kinds or more of sensors in semiconductor transducer combine, and can preferably detect that single-sensor can't detect
Micro- leakage and high concentration leakage, and catalyst poisoning event will not occur, at the same equipped with GPSmap data transmission modules and
GCSOFT systems can quickly return data, in time reply leakage.
Technical solution adopted by the utility model to solve its technical problems is：A kind of hand-held methane oxidizing archaea detection of gamut
Device, described device be internally provided with sample gas acquisition port, built-in pumping, all range sensor detection device, tail gas discharge port,
Gas data analysis module and GPSmap data transmission modules, sample gas acquisition port, built-in pumping, all range sensor inspection
It surveys device, gas data analysis module and GPSmap data transmission modules to be sequentially connected, wherein all range sensor detection device
Tail gas discharge port, wherein sample gas acquisition port connecting detection probe are connected, the GPSmap data transmission modules pass through wireless
Net carries out data transmission with GCSOFT systems.
Preferably, all range sensor detection device includes catalytic combustion sensor, thermal conductivity sensor, electrochemistry
It is arbitrary two kinds or more of in sensor, infrared sensor and semiconductor transducer.
Preferably, the detection probe is bell probe or retractable curved probe.
Preferably, the pipeline between the sample gas acquisition port and built-in pumping is equipped with contaminant filter.
Preferably, the gas data analysis module connects excess of stroke alarm triggering device.
Preferably, power switch, GPS switches, pumping switch, data transmission button, alarm solution are equipped with outside described device
Except button and data display screen, wherein power switch, GPS switches, pumping switch, data transmission button, all clear button with
Data display screen is electrically connected, and the data display screen is electrically connected with gas data analysis module.
The utility model has the following advantages compared with prior art：
（1）The utility model is using catalytic combustion sensor, thermal conductivity sensor, electrochemical sensor, infrared sensor
It is combined with the arbitrary two kinds or more of sensors in semiconductor transducer, applies special steady zero technology, make testing result
With fabulous stability and repeatability；
（2）The utility model methane leakage detection device can be used within the scope of 0.00-100%VOL, and resolution ratio 1PPM is not afraid of
Highly concentrated methane impact；
（3）The utility model has very high measurement accuracy in the low side of range, range it is high-end have it is good linear；
（4）The utility model methane leakage detection device is used without demarcates year by year, and data are not drifted about；
（5）GPSmap data transmission modules built in the utility model methane leakage detection device, record patrolled and examined track in real time
And number leak source position, leak source data information is sent and receives in real time, working power and signal transmission are completely compatible；
（6）Without adjusting hole, all-sealed structure, long lifespan, up to 3 years on the utility model methane leakage detection device instrument
Above, the operation is stable, maintenance are simple, easy to use.
Description of the drawings
Fig. 1 is the utility model internal structure schematic diagram；
Fig. 2 is the utility model external structure schematic diagram.
Reference sign：
1- sample gas acquires port, pumping built in 2-, 3- all range sensor detection devices, 4- tail gas discharge ports, 5- gas
Volume data analysis module, 6-GPSmap data transmission modules, 7- contaminant filters, 8- excess of stroke alarm triggering devices.
Specific implementation mode
Specific embodiment of the present invention is described with reference to the accompanying drawings and embodiments：
It should be noted that structure, ratio, the size etc. illustrated in this specification institute attached drawing, only coordinating explanation
It is enforceable to be not limited to the utility model so that those skilled in the art understands and reads for the revealed content of book
Qualifications, the modification of any structure, the change of proportionate relationship or the adjustment of size, can be generated not influencing the utility model
The effect of and the purpose that can reach under, should all still fall and obtain the range that can cover in the revealed technology contents of the utility model
It is interior.
Meanwhile cited such as "upper" in this specification, "lower", "left", "right", " centre " and " one " term, also
Only being illustrated for ease of narration, rather than to limit the enforceable range of the utility model, relativeness is altered or modified,
In the case where changing technology contents without essence, when being also considered as the enforceable scope of the utility model.
As shown in Figure 1 and 2, the utility model discloses a kind of gamuts to hold methane leak detection device, in described device
Portion is equipped with sample gas acquisition port 1, built-in pumping 2, all range sensor detection device 3, tail gas discharge port 4, gas data point
Analyse module 5 and GPSmap data transmission modules 6, sample gas acquisition port 1, built-in pumping 2, all range sensor detection device
3, gas data analysis module 5 and GPSmap data transmission modules 6 are sequentially connected, and wherein all range sensor detection device 3 connects
Tail gas discharge port 4, wherein sample gas acquisition 1 connecting detection of port probe are connect, the GPSmap data transmission modules 6 are by wireless
Net carries out data transmission with GCSOFT systems.
Preferably, all range sensor detection device 3 includes catalytic combustion sensor, thermal conductivity sensor, electrification
It learns arbitrary two kinds or more of in sensor, infrared sensor and semiconductor transducer.
Preferably, the detection probe is bell probe or retractable curved probe.
As shown in the figure, it is preferred that the pipeline between the sample gas acquisition port 1 and built-in pumping 2 is equipped with contaminant filter
Device 7.
As shown in the figure, it is preferred that the gas data analysis module 5 connects excess of stroke alarm triggering device 8.
As shown in the figure, it is preferred that be equipped with power switch, GPS switches, pumping switch, data transmission outside described device and press
Button, all clear button and data display screen, wherein power switch, GPS switches, pumping switch, data transmission button, alarm solution
Except button and data display screen are electrically connected, the data display screen is electrically connected with gas data analysis module 5.
The utility model measuring principle：
When pipe leakage, natural gas is sprayed by leak, is diffused on ground by ground gap, and methane leakage detection is held
Device, by storehouse (soakage 12L/M) in natural-gas inhalation device, passes through all range sensor detection device using built-in pumping
Thermal conductivity sensor, electrochemical sensor and semiconductor transducer change in resistance are measured, gamut measures：PPM, VOL, LEL,
After identification, by number display, the results are shown on data display screen.
GPSmap data transmission modules transfer data to GCSOFT systems built in the utility model, can record inspection in real time
Track simultaneously marks leak point position and amount of leakage, and by built-in Internet of Things card with GPRS transmission pattern, data are beamed back control master
Machine is checked by map view, can also download high in the clouds data in real time.
Utility model device test speed is fast, and discrimination is high, and minimum 1PPM is i.e. detectable, and high concentration leakage can survey,
Different scenes, it is indoor in well, can be detected with different probes on pipe of ascending a height, can configure bell probe with it is scalable curved
Song visits first two.
The utility model is using catalytic combustion sensor, thermal conductivity sensor, electrochemical sensor, infrared sensor and half
Arbitrary two kinds or more of sensors in conductor sensor combine, and apply special steady zero technology, testing result is made to have
Fabulous stability and repeatability；The utility model methane leakage detection device can be used within the scope of 0.00-100%VOL, differentiate
Rate 1PPM is not afraid of highly concentrated methane impact；The utility model has very high measurement accuracy in the low side of range, and high-end in range has
It is good linear；The utility model methane leakage detection device is used without demarcates year by year, and data are not drifted about；The utility model
GPSmap data transmission modules built in methane leakage detection device record patrolled and examined track and number leak source position, send out in real time in real time
Leak source data information is sent and receives, working power and signal transmission are completely compatible；The utility model methane leakage detection device instrument
Without adjusting hole on device, all-sealed structure, long lifespan, 3 years or more reachable, the operation is stable, maintenance are simple, easy to use.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the utility model is not limited to
The above embodiment can also not depart from the utility model within the knowledge of a person skilled in the art
It is made a variety of changes under the premise of objective.
Many other changes and modifications may be made without departing from the spirit and scope of the utility model.It should be appreciated that this reality
It is not limited to specific embodiment with novel, the scope of the utility model is defined by the following claims.
Claims (6)
1. a kind of gamut holds methane leak detection device, it is characterised in that：Described device be internally provided with sample gas acquisition port,
Built-in pumping, all range sensor detection device, tail gas discharge port, gas data analysis module and GPSmap data transmission moulds
Block, sample gas acquisition port, built-in pumping, all range sensor detection device, gas data analysis module and GPSmap numbers
It is sequentially connected according to transmission module, wherein all range sensor detection device connects tail gas discharge port, and wherein sample gas acquires port
Connecting detection is popped one's head in, and the GPSmap data transmission modules are carried out data transmission by wireless network and GCSOFT systems.
2. a kind of gamut according to claim 1 holds methane leak detection device, it is characterised in that：The gamut
Sensor detecting device includes catalytic combustion sensor, thermal conductivity sensor, electrochemical sensor, infrared sensor and semiconductor
It is arbitrary two kinds or more of in sensor.
3. a kind of gamut according to claim 1 holds methane leak detection device, it is characterised in that：The detection is visited
Head is bell probe or retractable curved probe.
4. a kind of gamut according to claim 1 holds methane leak detection device, it is characterised in that：The sample gas is adopted
The pipeline collected between port and built-in pumping is equipped with contaminant filter.
5. a kind of gamut according to claim 1 holds methane leak detection device, it is characterised in that：The gas number
Excess of stroke alarm triggering device is connected according to analysis module.
6. holding methane leak detection device according to a kind of gamut of claim 1 ~ 5 any one of them, it is characterised in that：Institute
It states and is shown equipped with power switch, GPS switches, pumping switch, data transmission button, all clear button and data outside device
Screen, wherein power switch, GPS switches, pumping switch, data transmission button, all clear button and data display screen are electrically connected, institute
Data display screen is stated to be electrically connected with gas data analysis module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820204168.8U CN207798798U (en) | 2018-02-06 | 2018-02-06 | A kind of hand-held methane leak detection device of gamut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820204168.8U CN207798798U (en) | 2018-02-06 | 2018-02-06 | A kind of hand-held methane leak detection device of gamut |
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| Publication Number | Publication Date |
|---|---|
| CN207798798U true CN207798798U (en) | 2018-08-31 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490357A (en) * | 2018-11-13 | 2019-03-19 | 郑州迪邦科技有限公司 | A kind of hand-held thermal conductivity gas detecting instrument |
| CN112730519A (en) * | 2020-12-21 | 2021-04-30 | 哈尔滨工业大学 | Portable methane trace leakage quantitative detector and detection method thereof |
-
2018
- 2018-02-06 CN CN201820204168.8U patent/CN207798798U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490357A (en) * | 2018-11-13 | 2019-03-19 | 郑州迪邦科技有限公司 | A kind of hand-held thermal conductivity gas detecting instrument |
| CN112730519A (en) * | 2020-12-21 | 2021-04-30 | 哈尔滨工业大学 | Portable methane trace leakage quantitative detector and detection method thereof |
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Effective date of registration: 20211009 Address after: 711700 Dongyan formation, Wanli village, Xue Zhen, Fuping County, Weinan City, Shaanxi Province Patentee after: Ren Weiwei Address before: 710076 room 11624, floor 16-17, unit 1, building 2, yicuiyuan Xi'an (phase II), east of Tangyan South Road, high tech Zone, Xi'an, Shaanxi Province Patentee before: Xi'an Guanchang Environmental Protection Technology Co., Ltd |
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Effective date of registration: 20220330 Address after: 710000 room 507, floor 5, block B, Science Park, Xi'an University of technology, No. 26, gazelle Road, high tech Zone, Xi'an, Shaanxi Province Patentee after: Xi'an Zhiguang iotian Technology Co.,Ltd. Address before: 711700 Dongyan formation, Wanli village, Xue Zhen, Fuping County, Weinan City, Shaanxi Province Patentee before: Ren Weiwei |
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