CN205067287U - Laser dust appearance with touch display screen and standard scatter plate self -correcting - Google Patents
Laser dust appearance with touch display screen and standard scatter plate self -correcting Download PDFInfo
- Publication number
- CN205067287U CN205067287U CN201520846090.6U CN201520846090U CN205067287U CN 205067287 U CN205067287 U CN 205067287U CN 201520846090 U CN201520846090 U CN 201520846090U CN 205067287 U CN205067287 U CN 205067287U
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- China
- Prior art keywords
- scatter plate
- display screen
- chip microcomputer
- touch display
- scattered light
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Abstract
The utility model belongs to the technical field of the environmental protection, especially, relate to a laser dust appearance with touch display screen and standard scatter plate self -correcting, include: laser transmitting module, scattered light detect chamber, receiving module, enlarge and analog to digital conversion circuit, standard scatter plate, humidity transducer, digital regulation resistance, scatter plate controller, actuating mechanism, constant current control ware, filter, sampling pump, gas vent, touch display screen and single chip microcomputer. The utility model discloses an instrument system error through digital potentiometre automatically regulated standard scatter plate value, has been eliminated to the light scattering district to built -in standard scatter plate of dust appearance and automatic switch -over, carry out the humidity correction through increasing humidity transducer in dust appearance gas circuit, eliminated the interference of humidity to particulate matter concentration measurement, adopt touch display screen, make the operation more convenient.
Description
Technical field
The utility model belongs to environmental technology field, particularly relates to one and has touch display screen and the self-tuning laser dust monitor of standard scatter plate.
Background technology
At present, cone oscillating balance particle analyzer, the β rays method dust measuring instrument of various light scattering formula dust instrument and various model, owing to can not eliminate systematic error and the humidity interference of instrument, thus affects stability and the reliability of instrument.
Utility model content
The purpose of this utility model is to provide one to have touch display screen and the self-tuning laser dust monitor of standard scatter plate, to provide better man-machine interface, data and figure present ability and effectively solve above-mentioned instrument exist affect stability of instrument and integrity problem.
The utility model provides one and has touch display screen and the self-tuning laser dust monitor of standard scatter plate, comprising: digital regulation resistance, laser emitting module, scattered light test chamber, receiver module, amplification and analog to digital conversion circuit, standard scatter plate, humidity sensor, digital regulation resistance, scatter plate controller, topworks, constant-current controller, filtrator, sampling pump, exhausr port, touch display screen and one chip microcomputer; This one chip microcomputer is connected with this digital regulation resistance, and this digital regulation resistance is connected with this amplification and analog to digital conversion circuit; This laser emitting module is connected with this scattered light test chamber, and this scattered light test chamber is connected with this receiver module, and this receiver module is connected with this amplification and analog to digital conversion circuit, and this amplification and analog to digital conversion circuit are connected with this one chip microcomputer; This humidity sensor is connected with this one chip microcomputer; This one chip microcomputer is connected with this scatter plate controller, and this scatter plate controller is connected with this topworks, and this topworks is connected with this standard scatter plate, and this standard scatter plate is connected with this scattered light test chamber; This scattered light test chamber is connected with this filtrator, and this filtrator is connected with this sampling pump; This one chip microcomputer is connected with this constant-current controller, and this constant-current controller is connected with this sampling pump; This sampling pump is connected with this exhausr port and scattered light test chamber; This touch display screen is connected with this one chip microcomputer.
Further, this laser dust monitor also comprises USB communication module, bluetooth communication module, and this USB communication module is connected with this one chip microcomputer with bluetooth communication module.
Compared with prior art the beneficial effects of the utility model are: automatically switch to light scattering district by the built-in standard scatter plate of dust instrument, by digital regulation resistance automatic adjustment criteria scatter plate value, eliminate instrumental systematic errors; Carrying out humidity correction by increasing humidity sensor in dust instrument gas circuit, eliminating the interference of humidity to measuring concentration of granules in certain; Adopt touch display screen, compatible instrument input keyboard and data, word and graphic alphanumeric display, make more convenient to operate.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model;
Embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Shown in ginseng Fig. 1, Fig. 1 is structured flowchart of the present utility model.
Present embodiments provide one and there is touch display screen and the self-tuning laser dust monitor of standard scatter plate, comprising: digital regulation resistance 16, laser emitting module 7, scattered light test chamber 2, receiver module 8, amplification and analog to digital conversion circuit 9, standard scatter plate 13, humidity sensor 17, scatter plate controller 15, topworks 14, constant-current controller 12, filtrator 3, sampling pump 4, exhausr port 5, touch display screen 11 and one chip microcomputer 10; One chip microcomputer 10 is connected with digital regulation resistance 16, and digital regulation resistance 16 is connected with amplification and analog to digital conversion circuit 9, and amplification and analog to digital conversion circuit 9 are connected with one chip microcomputer 10; Laser emitting module 7 is connected with scattered light test chamber 2, and scattered light test chamber 2 is connected with receiver module 8, and receiver module 8 is connected with amplification and analog to digital conversion circuit 9, and amplification and analog to digital conversion circuit 9 are connected with one chip microcomputer 10; Humidity sensor 17 is connected with one chip microcomputer 10; One chip microcomputer 10 is connected with scatter plate controller 15, and scatter plate controller 15 is connected with topworks 14, and topworks 14 is connected with standard scatter plate 13, and standard scatter plate 13 is connected with scattered light test chamber 2; Scattered light test chamber 2 is connected with filtrator 3, and filtrator 3 is connected with sampling pump 4; One chip microcomputer 10 is connected with constant-current controller 12, and constant-current controller 12 is connected with sampling pump 4; Sampling pump 4 is connected with exhausr port 5 and scattered light test chamber 2; Touch display screen 11 is connected with one chip microcomputer 10.
The laser dust monitor that the present embodiment provides can be applicable to public place, labor operation scene and the pollution source dust concentration on-line monitoring such as the survey of indoor and outdoor ambient particle quality testing and dust from construction sites, automatically switch to light scattering district by the built-in standard scatter plate of dust instrument, and by digital regulation resistance automatic adjustment criteria scatter plate value, can instrumental systematic errors be eliminated; By increasing humidity sensor in dust instrument gas circuit, and carrying out the continuous auto modification of humidity by special software, the interference of humidity to measuring concentration of granules in certain can be eliminated; Adopt touch display screen, compatible instrument input keyboard and data, word and graphic alphanumeric display, make more convenient to operate.
In the present embodiment, this dust instrument also comprises USB communication module 19, bluetooth communication module 18, and USB communication module 19 is connected with one chip microcomputer 10 with bluetooth communication module 18.This dust instrument adopts USB communication module and the bluetooth communication module with bluetooth and USB output interface, improves applicability and the convenience of instrument.
The laser dust monitor that the present embodiment provides, adopt a sliding rotary topworks 14 be made up of stepper motor and pull bar, by the in-built standard scatter plate 13 of high stability be made up of special optical glass, automatic push-pull rotates to scattered light test chamber 2, and by digital regulation resistance 16, amplify and analog to digital conversion circuit 9, one chip microcomputer 10, realize standard scatter plate value automatically to adjust, the systematic error that float during to eliminate, temperature drift etc. causes, improves stability and the reliability of dust concentration detector.
The laser dust monitor that the present embodiment provides, by existing dust instrument basis on increase humidity sensor 17, while measurement particle concentration, measure humidity, and realize humidity correction by one chip microcomputer 10, to eliminate the interference of humidity to powder concentration measurement, improve the reliability of instrument.
The laser dust monitor that the present embodiment provides, adopts touch display screen 11, substitutes instrument input keyboard, and realizes the display of data, word and figure simultaneously, makes the more convenient to operate, directly perceived of instrument.
The laser dust monitor that the present embodiment provides, on the basis of existing dust instrument, increases bluetooth communication module 18, achieves dust instrument and accesses with the near radio of the mobile phone and printer with Bluetooth function, improve the applicability of instrument.
The laser dust monitor that the present embodiment provides, the basis of existing dust instrument increases USB communication module 19, and realizing dust instrument data derives from USB flash disk, convenient and practical.
The laser dust monitor that the present embodiment provides, arranges membrane filter 3 in dust instrument gas circuit, and the clean air 6 through membrane filtration is introduced scattered light test chamber 2, forms air curtain, to protect optical system not by dust pollution.
The laser dust monitor that the present embodiment provides, adopts air 1 to be entered by scattered light test chamber 2, controls sampling pump 4, to ensure that sampling flow is constant by constant-current controller 12 and one chip microcomputer 10.
A series of detailed description listed is above only illustrating for feasibility embodiment of the present utility model; they are also not used to limit protection domain of the present utility model, all do not depart from the utility model skill equivalent implementations of doing of spirit or change all should be included within protection domain of the present utility model.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.
Claims (2)
1. one kind has touch display screen and the self-tuning laser dust monitor of standard scatter plate, it is characterized in that, comprising: laser emitting module, scattered light test chamber, receiver module, amplification and analog to digital conversion circuit, digital regulation resistance, standard scatter plate, humidity sensor, scatter plate controller, topworks, constant-current controller, filtrator, sampling pump, exhausr port, touch display screen and one chip microcomputer; Described one chip microcomputer is connected with described digital regulation resistance, and described digital regulation resistance is connected with described amplification and analog to digital conversion circuit; Described laser emitting module is connected with described scattered light test chamber, described scattered light test chamber is connected with described receiver module, described receiver module is connected with described amplification and analog to digital conversion circuit, and described amplification and analog to digital conversion circuit are connected with described one chip microcomputer; Described humidity sensor is connected with described one chip microcomputer; Described one chip microcomputer is connected with described scatter plate controller, and described scatter plate controller is connected with described topworks, and described topworks is connected with described standard scatter plate, and described standard scatter plate is connected with described scattered light test chamber; Described scattered light test chamber is connected with described filtrator, and described filtrator is connected with described sampling pump; Described one chip microcomputer is connected with described constant-current controller, and described constant-current controller is connected with described sampling pump; Described sampling pump is connected with described exhausr port and scattered light test chamber; Described touch display screen is connected with described one chip microcomputer.
2. according to claim 1 have touch display screen and the self-tuning laser dust monitor of standard scatter plate, it is characterized in that, also comprise USB communication module and bluetooth communication module, described USB communication module is connected with described one chip microcomputer with bluetooth communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520846090.6U CN205067287U (en) | 2015-10-28 | 2015-10-28 | Laser dust appearance with touch display screen and standard scatter plate self -correcting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520846090.6U CN205067287U (en) | 2015-10-28 | 2015-10-28 | Laser dust appearance with touch display screen and standard scatter plate self -correcting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205067287U true CN205067287U (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520846090.6U Expired - Fee Related CN205067287U (en) | 2015-10-28 | 2015-10-28 | Laser dust appearance with touch display screen and standard scatter plate self -correcting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205067287U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106680436A (en) * | 2017-02-27 | 2017-05-17 | 上海三因环保科技有限公司 | Novel air pollution average concentration measurer |
| CN107314958A (en) * | 2017-06-02 | 2017-11-03 | 宁波爱立德汽车部件有限公司 | A kind of band makes the laser dust apparatus for measuring concentration and method of device for mark by oneself |
-
2015
- 2015-10-28 CN CN201520846090.6U patent/CN205067287U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106680436A (en) * | 2017-02-27 | 2017-05-17 | 上海三因环保科技有限公司 | Novel air pollution average concentration measurer |
| CN107314958A (en) * | 2017-06-02 | 2017-11-03 | 宁波爱立德汽车部件有限公司 | A kind of band makes the laser dust apparatus for measuring concentration and method of device for mark by oneself |
| CN107314958B (en) * | 2017-06-02 | 2023-10-03 | 宁波爱立德汽车部件有限公司 | Laser dust concentration measuring device with self-calibration device and method |
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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: 20160302 Termination date: 20181028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |