CN202119694U - Online PM10 (particulate matter) monitoring instrument by utilizing beta ray method - Google Patents
Online PM10 (particulate matter) monitoring instrument by utilizing beta ray method Download PDFInfo
- Publication number
- CN202119694U CN202119694U CN2011201784130U CN201120178413U CN202119694U CN 202119694 U CN202119694 U CN 202119694U CN 2011201784130 U CN2011201784130 U CN 2011201784130U CN 201120178413 U CN201120178413 U CN 201120178413U CN 202119694 U CN202119694 U CN 202119694U
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- support
- diaphragm
- photo interrupter
- online
- slide bar
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Abstract
The utility model discloses an online PM10 (particulate matter) monitoring instrument by utilizing a beta ray method, which comprises an automatic calibrating device, wherein the automatic calibrating device comprises a claw-pole permanent magnet synchronous motor, a motor platform, a platform pillar, a photoelectric breaker support, a motor support, a slide bar, a diaphragm frame, a photoelectric breaker, another photoelectric breaker support, a main support, a spring shaft, a torsional spring 1, an eccentric wheel, an eccentric shaft, a shifting fork, a torsional spring 2, a bearing, a check ring, a light blocking strip, another photoelectric breaker and a standard diaphragm; a dustproof box is arranged outside the diaphragm frame; and a long U-shaped groove is arranged at the bottom of the dustproof box and used as a track for the linear moving of the slide bar. Thus, by means of the online PM10monitoring instrument by utilizing the beta ray method, the automation of calibrating process can be completely realized and the monitoring accuracy of the instrument is increased through calibration.
Description
Technical field
The utility model relates to a kind of β rays method PM10 on-line monitoring appearance, especially comprises the β rays method PM10 on-line monitoring appearance of self-checking device.
Background technology
β rays method PM10 on-line monitoring appearance is one of China's main monitoring instrument of measuring pellet in the atmosphere at present.In observation process, move a period of time, need calibrate the measuring accuracy of instrument.Calibration steps is exactly to utilize monitor itself that the contained quality of its standard diaphragm unit area is carried out verification to measure, and the standard value of preserving in its measured value and the system is compared and calculates and real-time correction factor.Usually calibration is carried out through manual work, and time-consuming, effort, efficient are low.
Summary of the invention
The technical matters that the utility model will solve provides a kind of β rays method PM10 on-line monitoring appearance of realizing the full automation calibration.
In order to solve the problems of the technologies described above; The β rays method PM10 on-line monitoring appearance of the utility model; Comprise self-checking device; This self-checking device comprises pawl pole permanent-magnet synchronous machine, motor platform, studdle, photo interrupter support, electric machine support, slide bar, diaphragm frame, photo interrupter, photo interrupter support, total support, spring shaft, torsion spring one, eccentric wheel, excentric shaft, fork, torsion spring two, bearing, back-up ring, shield bars, photo interrupter, standard diaphragm; The outside of institute's diaphragm frame is provided with dust shield case, and the dust shield case bottom is provided with a long U-lag, is used for the track that slide bar moves as straight line.
The beneficial effect of the utility model is embodied in: 1, the standard diaphragm is installed on the diaphragm frame with instrument, and during calibration, the standard diaphragm stretches out with the diaphragm frame, when calibration one finishes also to be retracted into again in the dust shield case, has protected the standard diaphragm not contaminated; 3, calibration process is for automatically carrying out; 4, steady, little, the noiselessness of resistance of running; 5,, improved the monitoring accuracy of instrument through calibration.
Description of drawings
Fig. 1 is the front view of the utility model.
Fig. 2 is the left view of the utility model.
Fig. 3 is the partial top view (diaphragm indentation state) of the utility model.
Fig. 4 is the partial top view (diaphragm indentation state) of the utility model.
Fig. 5 is the utility model align mode synoptic diagram.
Each sequence number is represented respectively as follows among each figure:
1-pawl pole permanent-magnet synchronous machine, 2-motor platform, 3-studdle, 4-photo interrupter support, 5-photo interrupter support, 6-electric machine support; 7-dust shield case, 8-slide bar, 9-diaphragm frame, 10-photo interrupter, 11-photo interrupter support; 12-total support, 13-spring shaft, 14-torsion spring, one, 15-eccentric wheel, 16-excentric shaft; 17-fork, 18-torsion spring, two, 19-bearing, 20-back-up ring, 21-shield bars; 22-photo interrupter, 23-diaphragm, 24-β source, 25-filter paper, 26-G-M Geiger tube counter.
Embodiment
Elaborate below in conjunction with the embodiment of accompanying drawing to the utility model.
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 show the concrete structure of the utility model.The self-checking device of the utility model comprises pawl pole permanent-magnet synchronous machine 1, motor platform 2, studdle 3, photo interrupter support 4, electric machine support 6, slide bar 8, diaphragm frame 9, photo interrupter 10, photo interrupter support 11, total support 12, spring shaft 13, torsion spring 1, eccentric wheel 15, excentric shaft 16, fork 17, torsion spring 2 18, bearing 19, back-up ring 20, shield bars 21, photo interrupter 22, standard diaphragm 23.The assembling of each parts is following:
1, excentric shaft 16 is pressed on the eccentric wheel 15, again bearing 19 and back-up ring 20 is assembled on the excentric shaft 16.
2, with securing member above-mentioned assembly that assembles and pawl pole permanent-magnet synchronous machine 1 are tightened together.
3, assemble assembly and motor platform 2, studdle 3 and electric machine support 6 fit together and be fastened on total support 12 with securing member with securing member with above-mentioned again.
4, after being pressed into spring shaft 13 on the fork 17, in order shield bars 21, torsion spring 2 18 are installed on the spring shaft 13, then spring shaft 13 is passed electric machine support 6 in above-mentioned the 3rd step assembly, torsion spring 1 is installed on the spring shaft 13 after refilling back-up ring.
5, secure it on the photo interrupter 4 after with securing member photo interrupter support 5 and photo interrupter 22 being tightened together, photo interrupter support 11 and photo interrupter 10 are tightened together respectively, again this assembly is fastened on total support 12.
6, slide bar 8 is pressed on the diaphragm support 9, is installed together with dust shield case 7 again, be fastened to again on total support 12 after installing diaphragm 23.
The self-checking device of the utility model is just assembled and has been accomplished like this.Diaphragm stretches out during calibration, and β source 24, standard diaphragm 23, G-M Geiger tube counter 26 are coaxial line at this moment.
Claims (1)
1. β rays method PM10 on-line monitoring appearance; Comprise self-checking device; This self-checking device comprises pawl pole permanent-magnet synchronous machine (1), motor platform (2), studdle (3), photo interrupter support (4), electric machine support (6), slide bar (8), diaphragm frame (9), photo interrupter (10), photo interrupter support (11), total support (12), spring shaft (13), torsion spring one (14), eccentric wheel (15), excentric shaft (16), fork (17), torsion spring two (18), bearing (19), back-up ring (20), shield bars (21), photo interrupter (22), standard diaphragm (23); It is characterized in that; The outside of said diaphragm frame (9) is provided with dust shield case (7); Dust shield case (7) bottom is provided with a long U-lag, is used for the track that slide bar (8) moves as straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201784130U CN202119694U (en) | 2011-05-31 | 2011-05-31 | Online PM10 (particulate matter) monitoring instrument by utilizing beta ray method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201784130U CN202119694U (en) | 2011-05-31 | 2011-05-31 | Online PM10 (particulate matter) monitoring instrument by utilizing beta ray method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202119694U true CN202119694U (en) | 2012-01-18 |
Family
ID=45460749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201784130U Expired - Fee Related CN202119694U (en) | 2011-05-31 | 2011-05-31 | Online PM10 (particulate matter) monitoring instrument by utilizing beta ray method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202119694U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102331431A (en) * | 2011-05-31 | 2012-01-25 | 安徽蓝盾光电子股份有限公司 | Particulate matter 10 (PM10) online monitor by using beta ray method |
| CN107014725A (en) * | 2017-03-20 | 2017-08-04 | 中国环境科学研究院 | It is a kind of to handle method and a kind of method calibrated outside the venue by calibration dirt film that filter membrane obtains calibrating dirt film |
-
2011
- 2011-05-31 CN CN2011201784130U patent/CN202119694U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102331431A (en) * | 2011-05-31 | 2012-01-25 | 安徽蓝盾光电子股份有限公司 | Particulate matter 10 (PM10) online monitor by using beta ray method |
| CN102331431B (en) * | 2011-05-31 | 2014-06-18 | 安徽蓝盾光电子股份有限公司 | Particulate matter 10 (PM10) online monitor by using beta ray method |
| CN107014725A (en) * | 2017-03-20 | 2017-08-04 | 中国环境科学研究院 | It is a kind of to handle method and a kind of method calibrated outside the venue by calibration dirt film that filter membrane obtains calibrating dirt film |
| CN107014725B (en) * | 2017-03-20 | 2019-07-16 | 中国环境科学研究院 | A kind of processing filter membrane obtains calibrating the method and a kind of method calibrated outside the venue by calibration dirt film of dirt film |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20140531 |