CN206505067U - A kind of air methanol detection device - Google Patents
A kind of air methanol detection device Download PDFInfo
- Publication number
- CN206505067U CN206505067U CN201720205467.9U CN201720205467U CN206505067U CN 206505067 U CN206505067 U CN 206505067U CN 201720205467 U CN201720205467 U CN 201720205467U CN 206505067 U CN206505067 U CN 206505067U
- Authority
- CN
- China
- Prior art keywords
- air chamber
- air
- detection device
- inlet pipe
- methanol
- 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
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Abstract
The utility model discloses a kind of air methanol detection device, including air chamber, the preceding surface of air chamber is embedded with transparent windows, LCDs and control panel, air chamber side upper and lower part is provided with air inlet pipe, magnetic valve is provided with the air inlet pipe, the air chamber opposite side upper and lower part is provided with escape pipe, magnetic valve is provided with the escape pipe, fan is provided with the upside of the plenum interior, the air chamber top is provided with double layer of metal net, the wire netting is made up of heating wire, the gas sensitization film of some block gap distributions is provided between the double layer of metal net, dividing plate is provided with below the wire netting, the air chamber lower inner wall side is provided with electric expansion bar, the electric expansion bar other end is connected with supporting plate, detection head is provided with the supporting plate, methanol sensor is provided with the detection head, the sensors of MQ 2 and the sensors of MQ 135.The utility model can reduce noise during equipment work by being provided with puigging on the inside of air chamber.
Description
Technical field
The utility model is related to Environmental security technical field, specially a kind of air methanol detection device.
Background technology
At present, the method that the measurement to methanol relies primarily on Instrumental Analysis, detection cycle is long and costly, and
Existing methanol measurement device also there are problems that many, and for example operating noise is big, it is impossible to avoid dust from entering, and have impact on measurement
Precision, and it is poor, which to be put into adsorption capacity to gas, is not detected to the temperature for measuring gas.
Utility model content
The purpose of this utility model is to provide a kind of air methanol detection device, to solve to propose in above-mentioned background technology
Operating noise is big, low and to gas the low problem of adsorption capacity of measuring accuracy.
To achieve the above object, the utility model provides following technical scheme：A kind of air methanol detection device, including gas
Handle is provided with the upside of room, the air chamber, the preceding surface of air chamber is embedded with transparent windows, LCDs and chain of command
Plate, air chamber side upper and lower part, which is provided with air inlet pipe, the air inlet pipe, is provided with magnetic valve, the air chamber opposite side
Upper and lower part, which is provided with escape pipe, the escape pipe, is provided with magnetic valve, is provided with fan on the upside of the plenum interior, institute
State air chamber top and be provided with double layer of metal net, the wire netting is made up of heating wire, if being provided between the double layer of metal net
Dividing plate is provided with below the gas sensitization film of dry block gap distribution, the wire netting, the air chamber lower inner wall side is provided with
Electric expansion bar, the electric expansion bar other end, which is connected with supporting plate, the supporting plate, is provided with detection head, in the detection head
It is provided with methanol sensor, MQ-2 sensors and MQ-135 sensors, detection head and is provided with temperature sensor.
It is preferred that, it is provided with puigging on the inside of the air chamber.
It is preferred that, dust-proof air ventilation film is installed inside the air inlet pipe.
It is preferred that, it is provided with to be provided with several cavitys being spaced apart, the cavity in the gas sensitization film and stretches
The CNT gone out outside gas sensitive membrane upper and lower surface.
Compared with prior art, the beneficial effects of the utility model are：The equipment is provided with puigging by air chamber inner side,
Noise during fan work can be reduced, the problem of traditional equipment noise is big is changed, it is anti-by being provided with inside air inlet pipe
Dirt ventilated membrane, can avoid dust from entering plenum interior, improve the accuracy of measurement, by being provided with temperature in detection head
Sensor, can be good at measuring the temperature of gas, so as to more know precisely the methanol concentration of under test gas, lead to
Cross be provided with gas sensitization film in several cavitys being spaced apart, cavity be provided with stretching gas sensitization film upper and lower surface it
Outer CNT, improves the adsorption capacity under test gas.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is front view of the present utility model.
In figure：1- methanol sensors；2- supporting plates；3-MQ-2 sensors；4-MQ-135 sensors；5- electric expansion bars；6-
Puigging；7- dividing plates；8- wire nettings；9- fans；10- dust-proof air ventilation films；11- gas sensitization films；12- temperature sensors；13- goes out
Tracheae；14- transparent windows；15- LCDs；16- air chambers；17- control panels；18- magnetic valves；19- air inlet pipe；20-
Handle.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to Fig. 1 and Fig. 2, a kind of embodiment that the utility model is provided：A kind of air methanol detection device, including gas
Room 16, the upside of air chamber 16 is provided with handle 20, and the preceding surface of air chamber 16 is embedded with transparent windows 14, LCDs 15 and control
Panel 17, the side upper and lower part of air chamber 16, which is provided with air inlet pipe 19, air inlet pipe 19, is provided with magnetic valve 18, and air chamber 16 is another
Upper lateral part and bottom are provided with escape pipe 13, escape pipe 13 and are provided with magnetic valve 18, are passed through by the air inlet pipe 19 of bottom clean
Net gas is cleaned, and discharges gas by the escape pipe 13 of bottom, and gas to be measured is passed through by the air inlet pipe 19 on top
Body, and gas to be measured is discharged by the escape pipe 13 on top, the upper inside of air chamber 16 is provided with fan 9, the top of air chamber 16
Double layer of metal net 8 is provided with, wire netting 8 is made up of heating wire, the gas of some block gap distributions is provided between double layer of metal net 8
Body sensitive membrane 11, the lower section of wire netting 8 is provided with dividing plate 7, and gas sensitization film 11 is adsorbed the under test gas that top is passed through, and
And bottom is discharged to by fan 9 measured, the lower inner wall side of air chamber 16 is provided with electric expansion bar 5, and electric expansion bar 5 is another
One end, which is connected with supporting plate 2, supporting plate 2 to be provided with detection head, detection head, is provided with methanol sensor 1, the and of MQ-2 sensors 3
MQ-135 sensors 4, the inner side of air chamber 16, which is provided with inside puigging 6, air inlet pipe 19, to be provided with dust-proof air ventilation film 10, detection head
It is provided with temperature sensor 12, gas sensitization film 11 and is provided with several cavitys being spaced apart, stretching is provided with cavity
CNT outside gas sensitization film upper and lower surface.
Operation principle：Cleaned in use, being passed through clean gas by the air inlet pipe 19 of bottom, and pass through bottom
Escape pipe 13 discharges gas, is passed through gas to be measured by the air inlet pipe 19 on top, and discharge by the escape pipe 13 on top
Gas to be measured, dust-proof air ventilation film 10 can exclude the dust in gas, and gas sensitization film 11 is adsorbed under test gas, and
And gas sensitization film 11 is heated by wire netting 8, gas is blown into the bottom of air chamber 16 finally by fan 9, methanol is passed
Sensor 1, MQ-2 sensors 3 and MQ-135 sensors 4 are measured to the various data of under test gas respectively, temperature sensor 12
Gas temperature is measured.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (4)
1. a kind of air methanol detection device, including air chamber (16), it is characterised in that：Handle is provided with the upside of the air chamber (16)
(20), the preceding surface of the air chamber (16) is embedded with transparent windows (14), LCDs (15) and control panel (17), described
Air chamber (16) side upper and lower part is provided with air inlet pipe (19), the air inlet pipe (19) and is provided with magnetic valve (18), described
Air chamber (16) opposite side upper and lower part is provided with escape pipe (13), the escape pipe (13) and is provided with magnetic valve (18), institute
State air chamber (16) upper inside and be provided with fan (9), air chamber (16) top is provided with double layer of metal net (8), the metal
Net (8) is made up of heating wire, and the gas sensitization film (11) of some block gap distributions is provided between the double layer of metal net (8),
Dividing plate (7) is provided with below the wire netting (8), air chamber (16) the lower inner wall side is provided with electric expansion bar (5), institute
State electric expansion bar (5) other end and be connected with to be provided with detection head, detection head on supporting plate (2), the supporting plate (2) and be provided with first
Temperature sensor (12) is provided with alcohol sensor (1), MQ-2 sensors (3) and MQ-135 sensors (4), detection head.
2. a kind of air methanol detection device according to claim 1, it is characterised in that：Set on the inside of the air chamber (16)
There is puigging (6).
3. a kind of air methanol detection device according to claim 1, it is characterised in that：Pacify inside the air inlet pipe (19)
Equipped with dust-proof air ventilation film (10).
4. a kind of air methanol detection device according to claim 1, it is characterised in that：In the gas sensitization film (11)
It is provided with the carbon nanometer for being provided with and being stretched out outside gas sensitization film upper and lower surface in several cavitys being spaced apart, the cavity
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720205467.9U CN206505067U (en) | 2017-03-05 | 2017-03-05 | A kind of air methanol detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720205467.9U CN206505067U (en) | 2017-03-05 | 2017-03-05 | A kind of air methanol detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206505067U true CN206505067U (en) | 2017-09-19 |
Family
ID=59841958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720205467.9U Expired - Fee Related CN206505067U (en) | 2017-03-05 | 2017-03-05 | A kind of air methanol detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206505067U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109799032A (en) * | 2018-12-30 | 2019-05-24 | 珠海市广源信科技有限公司 | A kind of vacuum generator detection device |
| CN110031155A (en) * | 2019-04-01 | 2019-07-19 | 浙江工商大学 | A kind of laboratory air leak detecting device and method |
-
2017
- 2017-03-05 CN CN201720205467.9U patent/CN206505067U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109799032A (en) * | 2018-12-30 | 2019-05-24 | 珠海市广源信科技有限公司 | A kind of vacuum generator detection device |
| CN110031155A (en) * | 2019-04-01 | 2019-07-19 | 浙江工商大学 | A kind of laboratory air leak detecting device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201173923Y (en) | Environmental simulation system for detecting volatile organic matter under high-temperature environment | |
| CN206505067U (en) | A kind of air methanol detection device | |
| CN104155135B (en) | Device for measuring clean air quantity attenuation rate of air cleaner | |
| CN204143285U (en) | Temperature/humidity verification box | |
| CN202136987U (en) | Air curtain type biological safety cabinet (BSC) | |
| CN206046053U (en) | Walk-in type constant temperature humidity chamber | |
| CN207740662U (en) | A kind of room air detection device | |
| CN206330716U (en) | A kind of live air-tightness detection device of external window of building | |
| CN205361366U (en) | Automotive interior spare VOC detection ring border cabin | |
| CN206094787U (en) | Ginseng drying frame vehicle | |
| CN203625690U (en) | Double-barrel type quilt cleaner | |
| CN209284565U (en) | Ventilation damp-proof file cabinet | |
| CN106091286A (en) | A kind of fine measuring instrument workplace | |
| CN204891893U (en) | Improve high low temperature damp heat test case | |
| CN204462052U (en) | A kind of heat exchange property test platform of heat interchanger | |
| CN216923216U (en) | Three-way and two-way switching wind shielding device | |
| CN106123222A (en) | A kind of thermostatic type measuring instrument workplace | |
| CN207423930U (en) | A kind of intermittent Tail gas measuring structure of motor vehicle | |
| CN205743139U (en) | A kind of constant temperature machine room structure for accurate measurement | |
| CN207528582U (en) | A kind of aluminium flake frosting performance testing device | |
| CN206402204U (en) | A kind of medium wave transmitter rack with dedusting and refrigerating function | |
| CN109057405A (en) | A kind of measuring workplace of precision instrument | |
| CN2844752Y (en) | The chemical laboratory exhaust apparatus | |
| CN206626789U (en) | Split type wall-hanging air conditioner mounting bracket | |
| Merckx et al. | Temperature, draft and ventilation efficiency of room based decentralised heat recovery ventilation systems |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20190305 |