CN204789247U - Ash dust content measuring apparatu - Google Patents
Ash dust content measuring apparatu Download PDFInfo
- Publication number
- CN204789247U CN204789247U CN201520493139.4U CN201520493139U CN204789247U CN 204789247 U CN204789247 U CN 204789247U CN 201520493139 U CN201520493139 U CN 201520493139U CN 204789247 U CN204789247 U CN 204789247U
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- China
- Prior art keywords
- controller
- dust
- dust concentration
- utility
- converter
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- Expired - Fee Related
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- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Abstract
The utility model provides an ash dust content measuring apparatu belongs to measuring instrument technical field. Intelligence ash dust content measuring apparatu include: controller, dust sensor, AD converter and alarm, wherein, the dust sensor is used for surveying the grey dust content of environment and passes grey dust content to trade and then sends the AD converter to for analog voltage signal, the AD converter converts analog voltage signal into an input that data voltage signal then conveys the controller, and an output of controller is examined the ware with the warning and is linked to each other. The utility model provides a dust measuring apparatu can detect the grey dust content in the air.
Description
Technical field
The utility model relates to a kind of dust concentration measuring instrument, belongs to surveying instrument technical field.
Background technology
Along with expanding economy, growth in the living standard, people require more and more higher to the comfort level of living environment.Due to the environmental pollution that economic development brings, people are more and more paid close attention to Environmental Status, the healthy of self is also more and more valued.The nerve of people's sensitivity is more and more affected to the harm that health is brought by environmental pollution.People also more and more thirst for there is a totally comfortable living environment, can breathe fresh and clean air.Therefore, need to detect air quality constantly.
Summary of the invention
For solving the technical matters existed in prior art, goal of the invention of the present utility model is to provide a kind of dust concentration measuring instrument, and it can measure the concentration of the dust in air.
For realizing described goal of the invention, the utility model provides a kind of dust measuring instrument, it comprises: controller, dust sensor, AD converter and alarm, wherein, described dust sensor is used for the dust concentration of acquisition environment and is passed by dust concentration and be changed to analog voltage signal and then send AD converter to; Analog voltage signal is converted to the input end that data voltage signal is then sent to controller by AD converter, and an output terminal of controller is examined device with warning and is connected.
The dust concentration measuring instrument that the utility model provides can measure the concentration of the dust in air body.
Accompanying drawing explanation
Fig. 1 is the composition frame chart of the dust concentration measuring instrument that the utility model provides;
Fig. 2 is the circuit diagram of the grey dust concentration measuring instrument that the utility model provides.
Embodiment
The utility model is described in detail below in conjunction with accompanying drawing.
Fig. 1 is the composition frame chart of the dust concentration measuring instrument that the utility model provides.As shown in Figure 1, the dust concentration measuring instrument that the utility model provides comprises: controller (MCU), dust concentration sensor, AD converter and alarm, wherein, described dust concentration sensor is used for the dust concentration in detecting air and dust concentration biography is changed to analog voltage signal then sending AD converter to; Analog voltage signal is converted to the input end that digital voltage signal is then sent to controller by AD converter, and an output terminal of controller is examined device with warning and is connected, and when the dust concentration measured is higher than setting value, reports to the police.Described dust concentration measuring instrument also comprises display, and described display is connected with the output terminal of controller, for display measurement result.Described dust concentration measuring instrument also comprises reset circuit, and it, for determining the job initiation state of controller, completes the start-up course of controller.Described dust concentration measuring instrument also comprises clock circuit, and it is for providing clock signal to controller.
Fig. 2 is the circuit diagram of the dust concentration measuring instrument that the utility model provides.As shown in Figure 2, the dust concentration measuring instrument that the utility model provides comprises: controller (MCU), dust concentration sensor, AD converter, warning circuit, reset circuit, display circuit and telecommunication circuit, wherein, dust concentration sensor comprises optical transmitting set and optical receiver, and the optical transmitting set in the utility model comprises transistor T2, resistance R2, light emitting diode D1 and resistance R1.First I/O I/O of micro controller holds the base stage being connected to transistor T2 through resistance R2, the grounded emitter of transistor T2, and collector is connected to the negative pole of light emitting diode D1, and the positive pole of light emitting diode D1 is connected to power supply VCC1 through resistance R1; Optical receiver comprises phototriode T3, resistance R3 and electric capacity C2.The collector of phototriode is connected to power supply VCC1, and emitter is through the positive R3 ground connection of electricity, and a resistance R3 two ends bypass electric capacity C2 in parallel, the second I/O I/O that emitter is connected to CPU through AD converter simultaneously holds.Warning circuit comprises driving transistors T1 and hummer B1, the 3rd I/O I/O that the base stage of transistor T1 is connected to micro controller through resistance R6 holds, be connected to ground through resistance R5, the emitter of transistor T1 is connected to ground, and the collector of transistor T1 is connected to power supply VCC1 through hummer B1 simultaneously.
The dust concentration measuring instrument that the utility model provides also comprises clock circuit, described clock circuit comprises electric capacity C3, C4 and crystal oscillator Y1, wherein, the first end of C3 is connected with the first end of crystal oscillator Y1 and is connected to the XTAL2 pin of MCU, second end of C3 is connected with the first end of C4, and is connected to ground; Second end of C4 is connected with second end of crystal oscillator Y1 and is connected to the XTAL1 pin of MU.
The dust concentration measuring instrument that the utility model provides also comprises reset circuit, described reset circuit comprises button K1, electric capacity C5 and resistance R4, wherein, the first termination power VCC1 of button K1, be connected to the first end of electric capacity C5 simultaneously, second end of button K1 is connected to second end of electric capacity C5, is connected to the RST reset terminal of MCU simultaneously, also through resistance R4 ground connection.
The dust concentration measuring instrument that the utility model provides also comprises base band signal process circuit, radio circuit and antenna, wherein, after dust concentration information is carried out packing group frame data by MCU, then send base band signal process circuit to, base band signal process circuit carries out coding to frame data and becomes baseband signal, then send radio circuit to, penetrate frequency circuit and modulates baseband signals to high frequency will send to antenna, high-frequency signal is converted to electromagnetic wave and sent to computing machine and/or mobile phone by antenna.
More than be described with reference to the accompanying drawings the utility model, but instructions is only for separating rare claims.But protection domain of the present utility model is not limited to instructions.Anyly be familiar with those skilled in the art in the technical scope that the utility model discloses, the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (1)
1. a dust concentration measuring instrument, it comprises: controller, dust sensor, AD converter and alarm, and wherein, described dust sensor is used for the dust concentration of acquisition environment and is passed by dust concentration and be changed to analog voltage signal and then send AD converter to; Analog voltage signal is converted to the input end that data voltage signal is then sent to controller by AD converter, and an output terminal of controller is examined device with warning and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520493139.4U CN204789247U (en) | 2015-07-06 | 2015-07-06 | Ash dust content measuring apparatu |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520493139.4U CN204789247U (en) | 2015-07-06 | 2015-07-06 | Ash dust content measuring apparatu |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204789247U true CN204789247U (en) | 2015-11-18 |
Family
ID=54529266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520493139.4U Expired - Fee Related CN204789247U (en) | 2015-07-06 | 2015-07-06 | Ash dust content measuring apparatu |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204789247U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192649A (en) * | 2017-06-29 | 2017-09-22 | 苏州天键衡电子信息科技有限公司 | A kind of remote monitoring system detected for dust |
| CN107356504A (en) * | 2017-06-29 | 2017-11-17 | 苏州天键衡电子信息科技有限公司 | A kind of koniology concentration measuring apparatus |
| CN110006104A (en) * | 2018-08-02 | 2019-07-12 | 永康市异造科技有限公司 | Outdoor machine of air-conditioner fuselage cleans platform |
| CN112586539A (en) * | 2020-11-08 | 2021-04-02 | 泰州市华仕达机械制造有限公司 | Self-adaptive belt return control platform |
-
2015
- 2015-07-06 CN CN201520493139.4U patent/CN204789247U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192649A (en) * | 2017-06-29 | 2017-09-22 | 苏州天键衡电子信息科技有限公司 | A kind of remote monitoring system detected for dust |
| CN107356504A (en) * | 2017-06-29 | 2017-11-17 | 苏州天键衡电子信息科技有限公司 | A kind of koniology concentration measuring apparatus |
| CN110006104A (en) * | 2018-08-02 | 2019-07-12 | 永康市异造科技有限公司 | Outdoor machine of air-conditioner fuselage cleans platform |
| CN112586539A (en) * | 2020-11-08 | 2021-04-02 | 泰州市华仕达机械制造有限公司 | Self-adaptive belt return control platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20170706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |