CN205157526U - How gaseous detector of combined type - Google Patents
How gaseous detector of combined type Download PDFInfo
- Publication number
- CN205157526U CN205157526U CN201520817448.2U CN201520817448U CN205157526U CN 205157526 U CN205157526 U CN 205157526U CN 201520817448 U CN201520817448 U CN 201520817448U CN 205157526 U CN205157526 U CN 205157526U
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- circuit
- gas sensor
- output terminal
- chip microcomputer
- voltage stabilizing
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Abstract
The utility model discloses a how gaseous detector of combined type, the high -definition stereoscopic video driver comprises a power source, connect voltage stabilizing circuit no. 1 and a plurality of voltage stabilizing circuit no. 2 on the power, be connected with the pump circuit on the voltage stabilizing circuit no. 1, voltage stabilizing circuit's no. 1 output is connected with the singlechip, be connected with gas sensor on voltage stabilizing circuit's no. 2 the output, be connected with amplifier circuit on gas sensor's the output respectively, amplifier circuit's output and singlechip are connected, still be provided with the button on the singlechip. The beneficial effects of the utility model are that: voltage stabilizing circuit no. 1 through setting up has played the effect that provides the power for the instrument to be connected with gas sensor on the voltage stabilizing circuit no. 2, the last amplifier circuit that sets up of gas sensor amplifies and then sends the singlechip to through the fine information that will gather that has played of the amplifier circuit who sets up, so more can guarantee the accuracy of signal, and the button that sets up on this external singlechip can also change the chronogenesis, gas that control need the measuring.
Description
Technical field
The utility model relates to a kind of gas detector, specifically, relates to the many gas detecting instruments of a kind of combined type.
Background technology
There is not the concentration of inflammable gas, carbon monoxide, sulfuretted hydrogen and the oxygen in continuous detecting surrounding air in the market and and the gas detector of alarm.And this gas detector detects accurately, and outward appearance is small and exquisite, simple to operate, and serviceable life is longer, more emat sensor and water pump filtering membrane, battery etc. are convenient.
Utility model content
The purpose of this utility model is to provide the many gas detecting instruments of a kind of combined type, to reach above-mentioned technical characterstic.
The purpose of this utility model is achieved through the following technical solutions:
The many gas detecting instruments of a kind of combined type, comprise power supply, described power supply connects mu balanced circuit one and some mu balanced circuits two, described mu balanced circuit one is connected with pump circuit, the output terminal of described mu balanced circuit one is connected with single-chip microcomputer; The output terminal of described mu balanced circuit two is connected with gas sensor, the output terminal of described gas sensor is connected to amplifying circuit, the output terminal of described amplifying circuit is connected with single-chip microcomputer, and described single-chip microcomputer is also provided with button.
Further, described amplifying circuit comprises the input interface be connected with described gas sensor output terminal, described input interface is connected with the first resistance, the output terminal of described first resistance is connected with signal amplifier, the output terminal of described signal amplifier is connected with output interface, described output interface is connected with described single-chip microcomputer, has also been arranged in parallel the second resistance and communication unit between described input interface and described output interface.
Further, described single-chip microcomputer is also connected with light telegraph circuit, sound telegraph circuit, display and storer.
Further, described storer is also connected with 485 modules, described 485 modules are connected with described mu balanced circuit two.
Further, the number of described mu balanced circuit two is corresponding with the number of described gas sensor.
Further, described gas sensor is combustible gas sensor.The beneficial effects of the utility model are: serve as instrument provides the effect of power supply by the mu balanced circuit one arranged, and mu balanced circuit two is connected with gas sensor, gas sensor arranges amplifying circuit, well serve the information collected amplification by the amplifying circuit arranged and then send single-chip microcomputer to, so more can ensure the accuracy of signal, the button that this external single-chip microcomputer is arranged can also change sequential, controls the gas needing to detect.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the combined type many gas detecting instruments structural representation according to the utility model embodiment;
Fig. 2 is the structural representation of the amplifying circuit according to the utility model embodiment.
In figure:
1, power supply; 2, mu balanced circuit one; 3, mu balanced circuit two; 4, pump circuit; 5, single-chip microcomputer; 6, gas sensor; 7, amplifying circuit; 8, button; 9, input interface; 10, the first resistance; 11, signal amplifier; 12, output interface; 13, the second resistance; 14, communication unit; 15, light telegraph circuit; 16, sound telegraph circuit; 17, display; 18, storer; 19,485 modules.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of the utility model protection.
As shown in Figure 1-2, the many gas detecting instruments of a kind of combined type according to embodiment of the present utility model, it is characterized in that, comprise power supply 1, described power supply 1 connects mu balanced circuit 1 and some mu balanced circuits 23, described mu balanced circuit 1 is connected with pump circuit 4, and the output terminal of described mu balanced circuit 1 is connected with single-chip microcomputer 5; The output terminal of described mu balanced circuit 23 is connected with gas sensor 6, the output terminal of described gas sensor 6 is connected to amplifying circuit 7, the output terminal of described amplifying circuit 7 is connected with single-chip microcomputer 5, and described single-chip microcomputer 5 is also provided with button 8.
Further, with reference to Fig. 2, in embodiment at one, in order to play the effect strengthening gas concentration signal, the input interface 9 be connected with described gas sensor 6 output terminal is comprised at described amplifying circuit 7, described input interface 9 is connected with the first resistance 10, the output terminal of described first resistance 10 is connected with signal amplifier 11, the output terminal of described signal amplifier 11 is connected with output interface 12, described output interface 12 is connected with described single-chip microcomputer 5, has also been arranged in parallel the second resistance 13 and communication unit 14 between described input interface 9 and described output interface 12.
Wherein, continue with reference to Fig. 1, in one embodiment, described single-chip microcomputer 5 is also connected with light telegraph circuit 15, sound telegraph circuit 16, display 17 and storer 18, will be presented on display 17 in the concentration of the gas detected like this, and just there will be sound-light double to report to the police when excessive concentration, and then reach the high effect of safety coefficient.
Further, in FIG, described storer 18 is also connected with 485 modules 19, described 485 modules 19 are connected with described mu balanced circuit 23.
Further, the number of described mu balanced circuit 23 is corresponding with the number of described gas sensor 6.
Further, described gas sensor 6 is combustible gas sensor.
Wherein in one embodiment, the gas of gas sensor 6 is respectively inflammable gas (LEL); Carbon monoxide (CO); Sulfuretted hydrogen (H2S); Oxygen (O2).Corresponding power supply 1 is provided according to various kinds of sensors operating voltage (electric current) difference.Each gas sensor 6 gas with various signal adapted in air is amplified to the output signal end of single-chip microcomputer 5.Mu balanced circuit 1 supplies the power supply of single-chip microcomputer 5 circuit and other integrated circuit.Pump circuit 4 is powered, in above-mentioned for corresponding for the air intake of surrounding equipment pipeline flow path four kinds of sensor port for pump.Sequential is by software programming sequential turn-on four kinds of gases respectively at ordinary times, the gas value that its signal magnitude sampling display is different.When exceeding alarm setting value, (gas with various alarm setting value is different) instrument sends sound and light alarm signal.When needs only detect a kind of gas within a certain period of time, by by key control, change the gas that sequential can control to need to detect.485 communication ports, by by the adjustable data of getting single-chip microcomputer and storing of key control, generally do to analyze and use.
In sum, by means of technique scheme of the present utility model, serve as instrument provides the effect of power supply by the mu balanced circuit one arranged, and mu balanced circuit two is connected with gas sensor, gas sensor arranges amplifying circuit, well serves the information collected amplification by the amplifying circuit arranged and then send single-chip microcomputer to, so more can ensure the accuracy of signal, the button that this external single-chip microcomputer is arranged can also change sequential, controls the gas needing to detect.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. the many gas detecting instruments of combined type, it is characterized in that, comprise power supply (1), described power supply (1) is upper connects mu balanced circuit one (2) and some mu balanced circuits two (3), described mu balanced circuit one (2) is connected with pump circuit (4), and the output terminal of described mu balanced circuit one (2) is connected with single-chip microcomputer (5); The output terminal of described mu balanced circuit two (3) is connected with gas sensor (6), the output terminal of described gas sensor (6) is connected to amplifying circuit (7), the output terminal of described amplifying circuit (7) is connected with single-chip microcomputer (5), described single-chip microcomputer (5) is also provided with button (8) and storer (18), described storer (18) is also connected with 485 modules (19), described 485 modules (19) are connected with described mu balanced circuit two (3).
2. the many gas detecting instruments of combined type according to claim 1, it is characterized in that, described amplifying circuit (7) comprises the input interface (9) be connected with described gas sensor (6) output terminal, described input interface (9) is connected with the first resistance (10), the output terminal of described first resistance (10) is connected with signal amplifier (11), the output terminal of described signal amplifier (11) is connected with output interface (12), described output interface (12) is connected with described single-chip microcomputer (5), the second resistance (13) has also been arranged in parallel between described input interface (9) and described output interface (12), with communication unit (14).
3. the many gas detecting instruments of combined type according to claim 1, is characterized in that, described single-chip microcomputer (5) are also connected with light telegraph circuit (15), sound telegraph circuit (16), display (17).
4. the many gas detecting instruments of combined type according to claim 1, is characterized in that, the number of described mu balanced circuit two (3) is corresponding with the number of described gas sensor (6).
5. the many gas detecting instruments of the combined type according to claim 1 or 4, is characterized in that, described gas sensor (6) is combustible gas sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520817448.2U CN205157526U (en) | 2015-10-20 | 2015-10-20 | How gaseous detector of combined type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520817448.2U CN205157526U (en) | 2015-10-20 | 2015-10-20 | How gaseous detector of combined type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205157526U true CN205157526U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520817448.2U Active CN205157526U (en) | 2015-10-20 | 2015-10-20 | How gaseous detector of combined type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205157526U (en) |
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2015
- 2015-10-20 CN CN201520817448.2U patent/CN205157526U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |