CN205679580U - A kind of portable air mass detecting instrument - Google Patents
A kind of portable air mass detecting instrument Download PDFInfo
- Publication number
- CN205679580U CN205679580U CN201620299453.3U CN201620299453U CN205679580U CN 205679580 U CN205679580 U CN 205679580U CN 201620299453 U CN201620299453 U CN 201620299453U CN 205679580 U CN205679580 U CN 205679580U
- Authority
- CN
- China
- Prior art keywords
- control circuit
- air mass
- electric capacity
- foot
- chip
- 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.)
- Active
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model discloses a kind of portable air mass detecting instrument, it includes shell and the control circuit plate being located in shell, it is characterized in that, described control circuit plate is provided with LED liquid crystal display screen, touch-switch, relay indicating light, smell sensor and buzzer, wherein, described LED liquid crystal display screen is located at control circuit plate upper surface, and relay indicating light and touch-switch are respectively arranged on LED liquid crystal display screen front and rear, and control circuit plate lower surface front end is located at by described smell sensor and buzzer；Being integrated with control circuit on described control circuit plate, this control circuit includes main control chip circuit, and the power control circuit electrically connected with main control chip circuit, relay indicating light control circuit, booster circuit, buzzer control circuit, air mass sensor control circuit and key control circuit.
Description
Technical field
This utility model relates to Detection of Air Quality field, is specifically related to a kind of portable air mass detecting instrument.
Background technology
Traditional air quality detector, volume is big, not readily portable, leverages its range, and existing
Small air mass detecting instrument, function singleness, the problems such as accuracy is low, inconvenient operation.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of portable air mass detecting instrument, solves
Certainly in prior art, Detection of Air Quality equipment volume is big, not readily portable, and function singleness, the problem of test accuracy difference.
This utility model be the technical scheme is that for achieving the above object
A kind of portable air mass detecting instrument, it includes shell and the control circuit plate being located in shell, described control
Circuit board is provided with LED liquid crystal display screen, touch-switch, relay indicating light, smell sensor and buzzer, wherein, described LED liquid crystal
Control circuit plate upper surface is located at by screen, and relay indicating light and touch-switch are respectively arranged on LED liquid crystal display screen front and rear, described gas
Control circuit plate lower surface front end is located at by taste sensor and buzzer；It is integrated with control circuit, this control on described control circuit plate
Circuit processed includes main control chip circuit, and the power control circuit electrically connected with main control chip circuit, and relay indicating light controls
Circuit, booster circuit, buzzer control circuit, air mass sensor control circuit and key control circuit.
Described shell includes face-piece and drain pan, is additionally provided with transparent panel in face-piece surface, is provided with air in drain pan front end and follows
Annular distance.
Described face-piece is provided with LED liquid crystal display screen placing trough, and in LED liquid crystal display screen placing trough rear portion, corresponding described touch-switch sets
There is function button.
Being provided with baffle plate between described face-piece front end and drain pan front end, baffle plate is provided with multiple through hole, this through hole and described sky
Gas circulation port forms air circulation duct.
Described drain pan rear portion is provided with battery case.
Described booster circuit includes chip U4, electric capacity C29, electric capacity C27, electric capacity C24, inductance L4, diode D2, wherein,
Described chip U4 the 1st foot is connected with electric capacity C29 one end and inductance L4 one end, the inductance L4 other end and chip U4 the 5th foot and two
Pole pipe D2 positive pole is connected, and diode D2 negative pole is connected with electric capacity C27 positive pole, chip U4 the 2nd foot, and exports+5V power supply, electricity
Hold C24 positive pole and connect anode, battery cathode, the electric capacity C29 other end, electric capacity C27 negative pole, electric capacity C24 negative pole and chip U4
The 4th equal ground connection of foot.
Described air mass sensor control circuit, including sensor U10, resistance R5, described sensor U10 the 1st foot and
4th foot connects main control chip circuit, and sensor U10 the 2nd foot and the 3rd foot connect resistance R5 two ends respectively.
The beneficial effects of the utility model are: air quality detector of the present utility model, and volume is little, it is simple to carry, and
One-hand operation, cooperating display lamp and display screen, the display to test result so that this utility model uses more square
And accuracy is greatly improved just,.
Accompanying drawing explanation
Fig. 1 is this utility model overall structure schematic diagram；
Fig. 2 is Fig. 1 detonation configuration schematic diagram；
Fig. 3 is main control chip circuit figure；
Fig. 4 is power control circuit circuit diagram；
Fig. 5 is relay indicating light control circuit circuit diagram；
Fig. 6 is booster circuit circuit diagram；
Fig. 7 is buzzer control circuit circuit diagram；
Fig. 8 is air mass sensor control circuit circuit diagram.
In figure: 1. control circuit plate 2.LED liquid crystal display screen 3. touch-switch
4. relay indicating light 5. smell sensor 6. buzzer 7. face-piece
8. drain pan 9.LED liquid crystal display screen placing trough 10. function button 11. baffle plate
12. air circulation hole 13. battery case 14. transparent panels
Detailed description of the invention
Embodiment: see Fig. 1 to Fig. 8, the present embodiment provides a kind of portable air mass detecting instrument, it include shell and
The control circuit plate 1 being located in shell, described control circuit plate 1 is provided with LED liquid crystal display screen 2, touch-switch 3, relay indicating light
4, smell sensor 5 and buzzer 6, wherein, described LED liquid crystal display screen 2 is located at control circuit plate 1 upper surface, relay indicating light 4 He
Touch-switch 3 is respectively arranged on LED liquid crystal display screen 2 front and rear, and control circuit plate 1 is located at by described smell sensor 5 and buzzer 6
Lower surface front end；Being integrated with control circuit on described control circuit plate 1, this control circuit includes main control chip circuit, Yi Jiyu
The power control circuit of main control chip circuit electrical connection, relay indicating light control circuit, booster circuit, buzzer control circuit,
Air mass sensor control circuit and key control circuit.
Described shell includes face-piece 7 and drain pan 8, is additionally provided with transparent panel 14 in face-piece 7 surface, is provided with in drain pan 8 front end
Air circulation hole 12.
Described face-piece 7 is provided with LED liquid crystal display screen placing trough 9, in touching out described in the correspondence of LED liquid crystal display screen placing trough 9 rear portion
Close 3 and be provided with function button 10.
Being provided with baffle plate 11 between described face-piece 7 front end and drain pan 8 front end, baffle plate 11 is provided with multiple through hole, this through hole with
Described air circulation hole 12 forms air circulation duct.
Described drain pan 9 rear portion is provided with battery case 13.
Described booster circuit includes chip U4, electric capacity C29, electric capacity C27, electric capacity C24, inductance L4, diode D2, wherein,
Described chip U4 the 1st foot is connected with electric capacity C29 one end and inductance L4 one end, the inductance L4 other end and chip U4 the 5th foot and two
Pole pipe D2 positive pole is connected, and diode D2 negative pole is connected with electric capacity C27 positive pole, chip U4 the 2nd foot, and exports+5V power supply, electricity
Hold C24 positive pole and connect anode, battery cathode, the electric capacity C29 other end, electric capacity C27 negative pole, electric capacity C24 negative pole and chip U4
The 4th equal ground connection of foot.
Described air mass sensor control circuit, including sensor U10, resistance R5, described sensor U10 the 1st foot and
4th foot connects main control chip circuit, and sensor U10 the 2nd foot and the 3rd foot connect resistance R5 two ends respectively.
This utility model is not limited to above-mentioned embodiment, and all employings realize with this utility model similarity method and structure
All modes of this utility model purpose, all within protection domain of the present utility model.
Claims (7)
1. a portable air mass detecting instrument, it includes shell and the control circuit plate being located in shell, it is characterised in that
Described control circuit plate is provided with LED liquid crystal display screen, touch-switch, relay indicating light, smell sensor and buzzer, wherein, institute
State LED liquid crystal display screen and be located at control circuit plate upper surface, relay indicating light and touch-switch be respectively arranged on LED liquid crystal display screen anterior and after
Portion, control circuit plate lower surface front end is located at by described smell sensor and buzzer；It is integrated with control on described control circuit plate
Circuit, this control circuit includes main control chip circuit, and the power control circuit electrically connected with main control chip circuit, and work refers to
Show lamp control circuit, booster circuit, buzzer control circuit, air mass sensor control circuit and key control circuit.
Portable air mass detecting instrument the most according to claim 1, it is characterised in that described shell includes face-piece and the end
Shell, is additionally provided with transparent panel in face-piece surface, is provided with air circulation hole in drain pan front end.
Portable air mass detecting instrument the most according to claim 2, it is characterised in that described face-piece is provided with LED liquid
Brilliant screen placing trough, in LED liquid crystal display screen placing trough rear portion, corresponding described touch-switch is provided with function button.
Portable air mass detecting instrument the most according to claim 2, it is characterised in that before described face-piece front end and drain pan
Being provided with baffle plate between end, baffle plate is provided with multiple through hole, and this through hole forms air circulation duct with described air circulation hole.
Portable air mass detecting instrument the most according to claim 2, it is characterised in that described drain pan rear portion is provided with battery
Groove.
Portable air mass detecting instrument the most according to claim 1, it is characterised in that described booster circuit includes chip
U4, electric capacity C29, electric capacity C27, electric capacity C24, inductance L4, diode D2, wherein, described chip U4 the 1st foot and electric capacity C29 one end
And inductance L4 one end is connected, the inductance L4 other end is connected with chip U4 the 5th foot and diode D2 positive pole, diode D2 negative pole
Being connected with electric capacity C27 positive pole, chip U4 the 2nd foot, and export+5V power supply, electric capacity C24 positive pole connects anode, and battery is born
Pole, the electric capacity C29 other end, electric capacity C27 negative pole, electric capacity C24 negative pole and chip U4 the 4th equal ground connection of foot.
Portable air mass detecting instrument the most according to claim 1, it is characterised in that described air mass sensor control
Circuit processed, connects main control chip circuit, sensor including sensor U10, resistance R5, described sensor U10 the 1st foot and the 4th foot
U10 the 2nd foot and the 3rd foot connect resistance R5 two ends respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620299453.3U CN205679580U (en) | 2016-04-11 | 2016-04-11 | A kind of portable air mass detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620299453.3U CN205679580U (en) | 2016-04-11 | 2016-04-11 | A kind of portable air mass detecting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205679580U true CN205679580U (en) | 2016-11-09 |
Family
ID=57439007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620299453.3U Active CN205679580U (en) | 2016-04-11 | 2016-04-11 | A kind of portable air mass detecting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205679580U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115960A (en) * | 2018-09-21 | 2019-01-01 | 国网山东省电力公司龙口市供电公司 | A kind of portable air quality detection device |
| CN110174140A (en) * | 2019-06-18 | 2019-08-27 | 合肥市枫林环保有限公司 | A kind of intelligent portable hospital environment detection terminal, EMS and environment detection method |
-
2016
- 2016-04-11 CN CN201620299453.3U patent/CN205679580U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115960A (en) * | 2018-09-21 | 2019-01-01 | 国网山东省电力公司龙口市供电公司 | A kind of portable air quality detection device |
| CN110174140A (en) * | 2019-06-18 | 2019-08-27 | 合肥市枫林环保有限公司 | A kind of intelligent portable hospital environment detection terminal, EMS and environment detection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205679580U (en) | A kind of portable air mass detecting instrument | |
| CN203218634U (en) | Multifunctional electronic timing socket | |
| CN204681313U (en) | A kind of Solar energy charger based on GPS locator | |
| CN205048283U (en) | Human body sensing LED lamp | |
| CN204947563U (en) | A kind of integrated protection and monitoring device | |
| CN207051405U (en) | A kind of intelligent power protects box | |
| CN205787953U (en) | A kind of transformer temperature controller Site Detection calorstat | |
| CN205209595U (en) | Watering lorry seal pot water level monitoring device | |
| CN205680882U (en) | A kind of night automatically inducing luminous window limit energy-saving socket | |
| CN205714578U (en) | A kind of wind-power electricity generation control device with double motors | |
| CN206038904U (en) | Intelligence distancer | |
| CN204595065U (en) | A kind of family expenses electric leakage alarm device | |
| CN204115954U (en) | A kind of pressure digital display meter with illumination functions | |
| CN203561660U (en) | Special portable debugging power supply device for voltage measurement monitor | |
| CN214845195U (en) | Portable real-time water quality monitoring device | |
| CN207850434U (en) | Air detection equipment in a kind of car | |
| CN208286992U (en) | A kind of digital content working process supporting technique device of included detection function | |
| CN209003266U (en) | Air-leg lifting seat with pressure detecting | |
| CN206740409U (en) | A kind of detection means of air source heat pump performance | |
| CN206708967U (en) | A kind of LED of lighting hours length | |
| CN202956594U (en) | Male tab clock | |
| CN207112426U (en) | A kind of flashlight | |
| CN206757597U (en) | A kind of hard disk detector | |
| CN208689103U (en) | A kind of wristband type universal serial electroscope with electrification prompting, detection function | |
| CN202903925U (en) | Solid and liquid conductivity detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |