CN103698258A - Quartz crystal resonator for dust detection - Google Patents
Quartz crystal resonator for dust detection Download PDFInfo
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- CN103698258A CN103698258A CN201310625662.3A CN201310625662A CN103698258A CN 103698258 A CN103698258 A CN 103698258A CN 201310625662 A CN201310625662 A CN 201310625662A CN 103698258 A CN103698258 A CN 103698258A
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- crystal resonator
- quartz crystal
- quartz
- circuit
- data processing
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- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
The invention relates to a quartz crystal resonator for dust detection, relating to the technical field of electronics. The quartz crystal resonator comprises a quartz crystal resonator for detecting dust-containing gas, the quartz crystal resonator is connected to a data collection circuit through an electrode lead wire, the data collection circuit is connected to a data processing circuit, the data processing circuit is connected to a frequency signal output circuit and a display circuit via an AD (analog-to-digital) converter, the data collection circuit is used for collecting signals of the quartz crystal resonator, the signals are processed and analyzed by the data processing circuit, and the mass concentration of dust is simultaneously obtained by calculation and is displayed. The quartz crystal resonator provided by the invention has the advantages of simple structure, novel design, no pyroelectric effect, very good temperature stability of dielectric constants and piezoelectric constants, high natural frequency, good dynamic response and good sensitivity.
Description
Technical field
The present invention relates to electronic technology field, be specifically related to a kind of dust detection quartz-crystal resonator.
Background technology
The application of quartz crystal is more extensive, introduces the common application of quartz crystal below to everybody.
1, automotive electronics is aspect automotive electronics: quartz crystal components and parts are mainly used in automobile guiding, function control, electronic chart, electronic positioning instrument and car audio system.
2, color TV set: the main application of quartz crystal unit on color TV set is to recover oscillator, timing, system conversion and remote control for subcarrier frequency.Aspect audio-visual product, be mainly used in video recorder, video camera, VCD, DVD, CD, digital camera and digital radio receiver etc.Other household electrical appliance all use crystal timing as refrigerator, micro-wave oven, electric cooker, washing machine, air-conditioning etc.In addition, quartz crystal components and parts also can be used for electronic toy: as electronic game machine, intercom, telepilot etc.
3, medical electronic apparatus: in the medical electronic apparatus instrument such as pacemaker, CT machine, nuclear magnetic resonance analyser, sphygmomanometer, also will use in a large number quartz crystal components and parts.
4, surveying instrument: quartz crystal has very high frequency stability, simultaneously also very sensitive to temperature and power, adopt the temperature resolution of the thermo detector of quartz crystal can reach centesimal degree Celsius.Because quartz crystal is more special to the sensitivity of power, therefore, the mechanical measuring instrument of employing quartz crystal both can have been monitored the huge stress of the earth's crust, can measure again the weight of indoor smokeshade.
Summary of the invention
Technical matters to be solved by this invention is to provide dust detection quartz-crystal resonator a kind of simple in structure, highly sensitive.
Technical matters to be solved by this invention realizes by the following technical solutions:
A kind of dust detection quartz-crystal resonator, comprise a quartz-crystal resonator for dusty gas is detected, this quartz-crystal resonator is connected to data acquisition circuit by contact conductor, described data acquisition circuit is connected to data processing circuit, described data processing circuit is connected to frequency signal output circuit and display circuit through AD converter, data acquisition circuit gathers the signal of quartz-crystal resonator, through data processing circuit, carry out Treatment Analysis, draw afterwards as calculated the mass concentration of dust and show simultaneously.
Described quartz-crystal resonator outside is provided with a housing.
The invention has the beneficial effects as follows: the present invention is simple in structure, modern design, does not have pyroelectric effect, and the temperature stability of specific inductive capacity and piezoelectric constant is very good, and natural frequency is high, and dynamic response is good, and sensitivity is good.
Accompanying drawing explanation
Fig. 1 is principle of the invention schematic diagram.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
As shown in Figure 1, a kind of dust detection quartz-crystal resonator, comprise a quartz-crystal resonator for dusty gas is detected, this quartz-crystal resonator is connected to data acquisition circuit by contact conductor, data acquisition circuit is connected to data processing circuit, data processing circuit is connected to frequency signal output circuit and display circuit through AD converter, data acquisition circuit gathers the signal of quartz-crystal resonator, through data processing circuit, carry out Treatment Analysis, draw afterwards as calculated the mass concentration of dust and show simultaneously, quartz-crystal resonator outside is provided with a housing.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (2)
1. a dust detection quartz-crystal resonator, it is characterized in that: comprise a quartz-crystal resonator for dusty gas is detected, this quartz-crystal resonator is connected to data acquisition circuit by contact conductor, described data acquisition circuit is connected to data processing circuit, described data processing circuit is connected to frequency signal output circuit and display circuit through AD converter, data acquisition circuit gathers the signal of quartz-crystal resonator, through data processing circuit, carry out Treatment Analysis, draw afterwards as calculated the mass concentration of dust and show simultaneously.
2. dust detection quartz-crystal resonator according to claim 1, is characterized in that: described quartz-crystal resonator outside is provided with a housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310625662.3A CN103698258A (en) | 2013-11-29 | 2013-11-29 | Quartz crystal resonator for dust detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310625662.3A CN103698258A (en) | 2013-11-29 | 2013-11-29 | Quartz crystal resonator for dust detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103698258A true CN103698258A (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310625662.3A Pending CN103698258A (en) | 2013-11-29 | 2013-11-29 | Quartz crystal resonator for dust detection |
Country Status (1)
| Country | Link |
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| CN (1) | CN103698258A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107741376A (en) * | 2017-12-08 | 2018-02-27 | 南昌大学 | A kind of piezo-electric resonance type PM2.5 monitoring systems |
| TWI747414B (en) * | 2020-07-31 | 2021-11-21 | 研能科技股份有限公司 | Particle measuring device |
-
2013
- 2013-11-29 CN CN201310625662.3A patent/CN103698258A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107741376A (en) * | 2017-12-08 | 2018-02-27 | 南昌大学 | A kind of piezo-electric resonance type PM2.5 monitoring systems |
| TWI747414B (en) * | 2020-07-31 | 2021-11-21 | 研能科技股份有限公司 | Particle measuring device |
| US11530970B2 (en) | 2020-07-31 | 2022-12-20 | Microjet Technology Co., Ltd. | Particle detecting device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140402 |