CN206710352U - A kind of gas detecting instrument - Google Patents
A kind of gas detecting instrument Download PDFInfo
- Publication number
- CN206710352U CN206710352U CN201720544742.XU CN201720544742U CN206710352U CN 206710352 U CN206710352 U CN 206710352U CN 201720544742 U CN201720544742 U CN 201720544742U CN 206710352 U CN206710352 U CN 206710352U
- Authority
- CN
- China
- Prior art keywords
- gas
- fuselage
- electrically connected
- fixed
- module
- 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
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Abstract
The utility model discloses a kind of gas detecting instrument,Including fuselage,Replaceable sensor is fixed with above the fuselage,Fan is fixed with below the replaceable sensor,The waist is fixed with display,Side below the fuselage is provided with air inlet,The fuselage inner bottom part is fixed with PPM power modules,The PPM power modules are electrically connected with single-chip microcomputer,The single-chip microcomputer is electrically connected with temperature controller and drive circuit module,The drive circuit module is electrically connected with LED module,The single-chip microcomputer is electrically connected with data acquisition module,The data acquisition module telecommunications connects difference model processing module,The detector of gas one and gas two detector is electrically connected with differential signal processing module,Middle part in the fuselage is fixed with air chamber,This kind of utility model has the function that active absorption ambient atmos are detected,Detect faster,It is more accurate.
Description
Technical field
Gas detecting instrument technical field is the utility model is related to, specially a kind of gas detecting instrument.
Background technology
Gas detecting instrument is a kind of instrument and meter instrument of gas leakage Concentration Testing, including：Portable gas physical examination
Survey instrument, hand-held gas detecting instrument, stationary gas detector, online gas detecting instrument etc..Mainly utilize gas sensor
To detect gaseous species present in environment, gas sensor is the sensor of the composition and content for detection gas.Typically
Think, the definition of gas sensor is to detect target as basis of classification, that is to say, that it is every be used for detection gas composition and
The sensor of concentration is referred to gas sensor, no matter it is to use physical method, still chemically.Such as detection gas
The sensor of flow is not counted as gas sensor, but thermal-conductivity type gas analyser but belongs to important gas sensor, to the greatest extent
Manage them and use Cleaning Principle unanimous on the whole sometimes.
Conventional gas detecting instrument has the insensitive situation of reaction in the course of the work, and main cause is that very important person holds gas
Body detector is walked about, and gas is flowed so as to be detected in detector, if not having the situation of strong wind in environment, inspection occurs
The situation that the gas concentration of survey is too low, detection time is too slow and can't detect.
Utility model content
The purpose of this utility model is to provide a kind of gas detecting instrument possess accurate detection, detect the advantages of rapid, solution
The problem of certainly background technology proposes.
To achieve the above object, the utility model provides following technical scheme：.
A kind of gas detecting instrument, including fuselage, replaceable sensor is fixed with above the fuselage, it is described replaceable
Be fixed with fan below sensor, the waist is fixed with display, the side below the fuselage be provided with into
Gas port, the fuselage inner bottom part are fixed with PPM power modules, and the PPM power modules are electrically connected with single-chip microcomputer, the list
Piece machine is electrically connected with temperature controller and drive circuit module, and the drive circuit module is electrically connected with LED module, described
Single-chip microcomputer is electrically connected with data acquisition module, and the data acquisition module telecommunications connects difference model processing module, the gas
One detector and the detector of gas two are electrically connected with differential signal processing module, and the middle part in the fuselage is fixed with air chamber,
The connection concentration viewing area of gas one and the concentration viewing area of gas two in the air chamber.
Preferably, the replaceable sensor and fan that the body upper is provided with are wrapped up by shell rubber containment vessel.
Preferably, the display be divided into four parts and respectively temperature display region, the concentration viewing area of gas one,
The concentration viewing area of gas two and TVOG viewing areas.
Preferably, operation button is fixed with below the display, is led between the operation button provided with four keyed
Navigate button.
Compared with prior art, the beneficial effects of the utility model are as follows：The utility model passes through blower fan and air inlet
Ambient atmos rapidly can be sucked and detected by setting, it is not necessary to which the help walked about with extraneous blowing apparatus of people, detection are fast
It is fast quick, more accurate.
Brief description of the drawings
Fig. 1 is a kind of structural representation of gas detecting instrument of the utility model；
Fig. 2 is a kind of structural representation of the fuselage interior equipment of the utility model；
In figure：1- fuselages, 2- replaceable sensors, 3- fans, 4- temperature displays region, the concentration viewing area of 5- gases one
Domain, 6- operation buttons, 7- air inlets, the concentration viewing area of 8- gases two, 9-TVOG viewing areas, 10-PPM power modules, 11-
LED module, 12- air chambers, the detector of 13- gases one, the detector of 14- gases two, 15- differential signal processing modules, 16- data are adopted
Collection module, 17- drive circuit modules, 18- single-chip microcomputers, 19- temperature controllers, 20- displays, 21- shell rubber containment vessels,
The keyed navigation keys of 22- tetra-.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, 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, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of gas detecting instrument, including fuselage 1, it is described
The top of fuselage 1 is fixed with replaceable sensor 2, and the lower section of the replaceable sensor 2 is fixed with fan 3, the machine
The middle part of body 1 is fixed with display 20, and the side of the lower section of fuselage 1 is provided with air inlet 7, and the inner bottom part of fuselage 1 is fixed and set
There are PPM power modules 10, the PPM power modules 10 are electrically connected with single-chip microcomputer 18, and the single-chip microcomputer 18 is electrically connected with temperature
Degree controller 19 and drive circuit module 17, the drive circuit module 17 are electrically connected with LED module 11, the single-chip microcomputer 18
It is electrically connected with data acquisition module 16, the telecommunications of the data acquisition module 16 connection difference model processing module 15, the gas
One detector 13 and the detector 14 of gas two are electrically connected with differential signal processing module 15, and the middle part in the fuselage 1, which is fixed, to be set
There is air chamber 12, the concentration viewing area 5 of gas one and the concentration viewing area 8 of gas two are connected in the air chamber 12.
The replaceable sensor 2 and fan 3 that the top of fuselage 1 is provided with are wrapped up by shell rubber containment vessel 21.Shell rubber
Glue containment vessel 21 is transparent equipment, and staff's observation is got up more directly perceived.
The display 20 divides for four parts and respectively temperature display region 4, the concentration viewing area 5 of gas one, gas
The concentration viewing area 8 of body two and TVOG viewing areas 9.The detection of multiple gases causes the functions of the equipments more practical 2.
The lower section of the display 20 is fixed with operation button 6, and the navigation of four keyed is provided between the operation button 6 and is pressed
Key 22.Navigation keys 22 can more preferably be adjusted with the cursor on screen with directionality.
Operation principle：The switch outside fuselage 1 is clicked on, after setting parameter on the display 20 by operation button 6, work
Personnel hold gas detecting instrument in the air for needing to detect, and the single-chip microcomputer 18 in fuselage 1 controls PPM power modules 10 to give LED
Power supply, after fan 3 is operated, the gas that enters in air chamber 12 is in differential signal processing module 15 and data acquisition module 16
Single-chip microcomputer 18 is transferred under processing, single-chip microcomputer 18 will be shown data on the display 20 by drive circuit 17.The practicality is new
Ambient atmos rapidly can be sucked and detected by type by the setting of blower fan and air inlet 7, it is not necessary to people walk about and it is extraneous
The help of blowing apparatus, detection are faster, more accurate.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of gas detecting instrument, including fuselage（1）, it is characterised in that the fuselage（1）Top be fixed with replaceable biography
Sensor（2）, the replaceable sensor（2）Lower section be fixed with fan（3）, the fuselage（1）Middle part is fixed with display
Device（20）, the fuselage（1）The side of lower section is provided with air inlet（7）, the fuselage（1）Inner bottom part is fixed with PPM power supply moulds
Block（10）, the PPM power modules（10）It is electrically connected with single-chip microcomputer（18）, the single-chip microcomputer（18）It is electrically connected with temperature control
Device processed（19）And drive circuit module（17）, the drive circuit module（17）It is electrically connected with LED module（11）, the monolithic
Machine（18）It is electrically connected with data acquisition module（16）, the data acquisition module（16）Telecommunications connects difference model processing module
（15）, the detector of gas one（13）With the detector of gas two（14）It is electrically connected with differential signal processing module（15）, it is described
Fuselage（1）Interior middle part is fixed with air chamber（12）, the air chamber（12）Interior connection gas one concentration viewing area（5）And gas
Two concentration viewing areas（8）.
A kind of 2. gas detecting instrument according to claim 1, it is characterised in that：The fuselage（1）What top was provided with can be more
Emat sensor（2）And fan（3）By shell rubber containment vessel（21）Parcel.
A kind of 3. gas detecting instrument according to claim 1, it is characterised in that：The display（20）It is divided into four parts
And respectively temperature display region（4）, the concentration viewing area of gas one（5）, the concentration viewing area of gas two（8）Shown with TVOG
Region（9）.
A kind of 4. gas detecting instrument according to claim 1, it is characterised in that：The display（20）Lower section fix set
There is operation button（6）, the operation button（6）Between be provided with four keyed navigation keys（22）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720544742.XU CN206710352U (en) | 2017-05-17 | 2017-05-17 | A kind of gas detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720544742.XU CN206710352U (en) | 2017-05-17 | 2017-05-17 | A kind of gas detecting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206710352U true CN206710352U (en) | 2017-12-05 |
Family
ID=60464558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720544742.XU Expired - Fee Related CN206710352U (en) | 2017-05-17 | 2017-05-17 | A kind of gas detecting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206710352U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110596325A (en) * | 2019-10-18 | 2019-12-20 | 江苏师范大学 | Atmosphere pollution gas detector |
| CN110618238A (en) * | 2019-09-29 | 2019-12-27 | 欧勒姆电气(珠海)有限公司 | Self-adaptive driving circuit of gas sensor |
-
2017
- 2017-05-17 CN CN201720544742.XU patent/CN206710352U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110618238A (en) * | 2019-09-29 | 2019-12-27 | 欧勒姆电气(珠海)有限公司 | Self-adaptive driving circuit of gas sensor |
| CN110596325A (en) * | 2019-10-18 | 2019-12-20 | 江苏师范大学 | Atmosphere pollution gas detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 Termination date: 20180517 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |