CN207181363U - A kind of portable volatile contaminant detector - Google Patents
A kind of portable volatile contaminant detector Download PDFInfo
- Publication number
- CN207181363U CN207181363U CN201721075149.1U CN201721075149U CN207181363U CN 207181363 U CN207181363 U CN 207181363U CN 201721075149 U CN201721075149 U CN 201721075149U CN 207181363 U CN207181363 U CN 207181363U
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- China
- Prior art keywords
- detector
- flame proof
- proof cylinder
- detection unit
- unit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
It the utility model is related to detection device, and in particular to a kind of portable volatile contaminant detector, including injection port, power subsystem, control unit, display unit and detection unit, the power subsystem are powered to control unit, display unit and detection unit；Injection port connects with detection unit, and detection unit detects for pollutant concentration；Control unit gathers concentration signal from detection unit, and pollutant concentration data are transferred into display unit；The detection unit includes fid detector and PID detector；The fid detector includes flame proof cylinder, cover, fid detector module and control board, and the fid detector module and control board are each provided in flame proof cylinder.Apparatus preparation dual detector, the unsafe factor that flame ionization ditector can be possible to light extraneous explosion gaseous environment is limited in flame proof cylinder, and conveniently moving, using flexible.
Description
Technical field
It the utility model is related to detection device, and in particular to a kind of portable volatile contaminant detector.
Background technology
The industry that volatile organic matter produces and discharge is related to includes：Petrochemical industry, fine chemistry industry, spraying, packages printing,
Numerous industries such as hospital and agricultural chemicals manufacture, semiconductor and Electronic products manufacturing, wood-based plate and wood furniture manufacture.Volatility is organic
Thing specifically includes：The aldehydes such as the carbon containing organic compound of the aromatics such as benzene,toluene,xylene, naphthalene, formaldehyde, acetone, letones with
And halogenated hydrocarbon, unsaturated hydro carbons.Injury of these VOCs to human body is very big, can cause slow poisoning, damage
Evil liver and nervous system, result even in leukaemia.Photoionization detector is the method with physics (ionization) to more
Kind organic compound is accurately detected, and accuracy of detection is horizontal up to 1ppb.Photoionization detector can to most of organic matters
Response signal is produced, there is higher sensitivity, most of organic matters can be detected, but is had a great influence by temperature and humidity, easily
It is contaminated.Flame ionization ditector is mainly characterized by having response to nearly all volatile organic compound, and
High sensitivity (10-13~10-10G/s), base flow is small by (10-14~10-13A), the range of linearity is wide by (106~107), fast (1ms) is responded,
Stability is high, CO, CO hardly in by home2, vapor influence, major defect is to need hydrogen and air as gas
Source and its flow velocity control system.The flame ionization ditector being commonly used in laboratory environment does not have a requirement of explosion proof, and
But there is strict demand to explosion-proof in practical application, usual stationary source volatile organic matter monitoring instrument is expired using positive-pressure explosion-proof structure
Sufficient requirement of explosion proof, its volume is big, and place to use is fixed.
The content of the invention
The utility model provides a kind of portable volatile contaminant detector, apparatus preparation dual detector, i.e. flame
Ionization detector and photoionization detector, organic and inorganic compound can be detected simultaneously, there is flame proof measure, and it is mobile
It is convenient, using flexible.
To achieve these goals, the technical solution of the utility model is：
A kind of portable volatile contaminant detector, it is characterized in that：Including injection port, power subsystem, control
Unit, display unit and detection unit, the power subsystem are powered to control unit, display unit and detection unit；Injection port
Connected with detection unit, detection unit detects for pollutant concentration；Control unit gathers concentration signal from detection unit, by dirt
Dye thing concentration data is transferred to display unit；The detection unit includes fid detector and PID detector；
The fid detector includes flame proof cylinder, cover, fid detector module and control board, the FID detections
Device module and control board are each provided in flame proof cylinder, and cover is placed on flame proof cylinder and is connected with flame proof cylinder；The FID
Detector module include detector body, electrical connecting wires and the hydrogen pipeline connected respectively with detector body, air pipe line,
Sample air pipe and exhaust pipe, the flame proof cylinder barrel are provided with introducing device, the hydrogen pipeline, air pipe line, sample gas
Pipeline, exhaust pipe and electrical connecting wires are each passed through different introducing devices and are in communication with the outside；Hydrogen pipeline in flame proof cylinder,
Sintering metal spark arrester is respectively arranged with air pipe line, sample air pipe and exhaust pipe.
Further, the detector body is externally provided with heat-proof device.
Further, the flame proof cylinder is cylindric that flame proof cylinder barrel along the circumferential direction equably offers screw thread
Hole, introducing device precession screwed hole is interior to link together with flame proof cylinder.
Further, it is filled with encapsulant in the introducing device.
Further, the length of the sintering metal spark arrester is 20-50mm, 70-100 mesh.
Further, the cover links together with flame proof cylinder screw.
Further, in addition to alarm unit, described control unit control alarm unit according to the testing result of detector
Alert.
Further, the display unit has blue tooth communication function and positioning function.
Compared with prior art, the utility model has the advantages that：
1st, the utility model is equipped with dual detector, i.e. flame ionization detector FID and photoionization detector PID, can
Simultaneously analyze the volatility such as the volatile organic contaminants such as benzene, formaldehyde, carbon tetrachloride, natural gas and hydrogen sulfide, ammonia, bromine, iodine without
Organic pollutants gas.
2nd, the utility model sets flame proof cylinder outside existing flame ionization ditector, and be spirally connected cylinder on flame proof cylinder
Lid, flame ionization ditector module and control board are placed in flame proof cylinder, hydrogen flameionization can be detected
The unsafe factor that device is possible to light extraneous explosion gaseous environment is limited in flame proof cylinder, and conveniently moving,
Using flexible.
3rd, the introducing device is along the circumferential direction evenly provided on flame proof cylinder barrel, hydrogen pipeline, air pipe line,
Sample air pipe, exhaust pipe and electrical connecting wires are each passed through different conduit entries and are in communication with the outside, simple in construction, reliably
Property it is high, is filled with encapsulant in introducing device, further unsafe factor is limited in flame proof cylinder.
4th, cover and the flame proof cylinder screw is linked together, and introducing device is screwed onto on the barrel of flame proof cylinder, just
It is convenient and reliable in installation and removal.
Brief description of the drawings
Fig. 1 is a kind of theory diagram of portable volatile contaminant detector in the utility model embodiment；
Fig. 2 is a kind of structural representation of portable volatile contaminant detector in the utility model embodiment；
Fig. 3 is the front view of fid detector in Fig. 2；
Fig. 4 is the left view of fid detector in Fig. 2；
Fig. 5 is the top view of fid detector in Fig. 2；
Fig. 6 is the partial enlarged drawing at A positions in Fig. 3.
In figure：1st, flame proof cylinder, 2, cover, 3, flame ionization ditector module, 4, control board, 5, introduce dress
Put, 6, sintering metal spark arrester, 7, fid detector, 8, PID detector, 9, intrinsic safety electric source system, 10, hydrogen gas cylinder, 31, electricity
Gas line, 32, hydrogen pipeline, 33, air pipe line, 34, sample air pipe, 35, exhaust pipe, 36, heat-proof device.
Embodiment
The utility model is further elaborated and illustrated with reference to specific embodiments and the drawings：
A kind of portable volatile contaminant detector, including injection port, power subsystem, control unit, display unit and
Detection unit, the power subsystem are powered to control unit, display unit and detection unit；Injection port connects with detection unit,
Detection unit detects for pollutant concentration；Control unit gathers concentration signal from detection unit, and pollutant concentration data are passed
It is defeated by display unit；Also include alarm unit, described control unit controls alarm unit to send according to the testing result of detector
Warning message.
Referring to Fig. 1 to Fig. 6, the detection unit includes fid detector 7 and PID detector 8；The fid detector 7 wraps
Include flame proof cylinder 1, cover 2, fid detector module 3 and control board 4, the fid detector module 3 and control board 4
It is each provided in flame proof cylinder 1, cover 2 is placed on flame proof cylinder 1 and is threaded togather with flame proof cylinder 1.The FID detections
Device module 3 includes detector body, electrical connecting wires 31 and hydrogen pipeline 32, the air pipe line connected respectively with detector body
33rd, sample air pipe 34 and exhaust pipe 35, the detector body are externally provided with heat-proof device 36, on the barrel of flame proof cylinder 1
Provided with introducing device 5, the flame proof cylinder 1 is cylindric, offers screwed hole, the precession spiral shell of introducing device 5 its even circumferential
Linked together in pit with flame proof cylinder 1.The hydrogen pipeline 32, air pipe line 33, sample air pipe 34, the and of exhaust pipe 35
Electrical connecting wires 31 are each passed through different introducing devices 5 and are in communication with the outside, and encapsulant is filled with introducing device 5.Flame proof cylinder
Sintering metal spark arrester 6, institute are respectively arranged with internal hydrogen pipeline 32, air pipe line 33, sample air pipe 34 and exhaust pipe 35
It is 20-50mm to state sintering metal spark arrester length, 70-100 mesh.
Hydrogen gas cylinder 10 coordinates hydrogen magnetic valve to be that fid detector 7 provides combustion gas.Sample introduction air pump extracts the environment containing VOCs
Gas through sample air pipe 34 be divided into two be respectively fed to fid detector 7 and PID detector 8 is analyzed, fid detector 8
For nearly all volatile organic contaminant Concentration Testing, there is very high sensitivity；PID detector 8 is waved for low concentration
The detection of hair property organic pollution and part inorganic pollution.Intrinsic safety electric source system 9 is mainly by intrinsic safety type lithium ion battery and this
Pacify power distribution circuit composition, be the power supply of the devices such as air pump, magnetic valve, controller, display module, from fid detector 7 and PID
Detector 8 gathers TVOC concentration signals, and signal is filtered, amplified, data processing, and then TVOC concentration datas are shown
Show.Keyboard is for setting of the operating personnel to detector and uses input.Display mainly includes LCD display module with I/O interfaces
Interface, RS232 serial ports, USB serial ports, memory interface and bluetooth communication interface, complete the company of controller module and conventional peripheral hardware
Connect.
Claims (8)
- A kind of 1. portable volatile contaminant detector, it is characterised in that：Including injection port, power subsystem, control unit, aobvious Show unit and detection unit, the power subsystem is powered to control unit, display unit and detection unit；Injection port is single with detection Member connection, detection unit detect for pollutant concentration；Control unit gathers concentration signal from detection unit, by pollutant concentration Data are transferred to display unit；The detection unit includes fid detector and PID detector；The fid detector includes flame proof cylinder (1), cover (2), fid detector module (3) and control board (4), described Fid detector module (3) and control board (4) are each provided in flame proof cylinder (1), cover (2) be placed on flame proof cylinder (1) and It is connected with flame proof cylinder (1)；The fid detector module (3) include detector body, electrical connecting wires (31) and respectively with inspection Survey hydrogen pipeline (32), air pipe line (33), sample air pipe (34) and the exhaust pipe (35) of device main body connection, the flame proof cylinder Body (1) barrel is provided with introducing device (5), the hydrogen pipeline (32), air pipe line (33), sample air pipe (34), flue gas leading Road (35) and electrical connecting wires (31) are each passed through different introducing device (5) and are in communication with the outside；Hydrogen pipeline in flame proof cylinder (32), it is respectively arranged with sintering metal spark arrester (6) on air pipe line (33), sample air pipe (34) and exhaust pipe (35).
- A kind of 2. portable volatile contaminant detector according to claim 1, it is characterised in that：The detector master It is provided with heat-proof device (36) in vitro.
- A kind of 3. portable volatile contaminant detector according to claim 2, it is characterised in that：The flame proof cylinder (1) to be cylindric, flame proof cylinder (1) barrel along the circumferential direction equably offers screwed hole, introducing device (5) precession screwed hole It is interior to be linked together with flame proof cylinder (1).
- A kind of 4. portable volatile contaminant detector according to claim 3, it is characterised in that：The introducing device (5) encapsulant is filled with.
- A kind of 5. portable volatile contaminant detector according to claim 4, it is characterised in that：The sintering metal The length of spark arrester (6) is 20-50mm, 70-100 mesh.
- A kind of 6. portable volatile contaminant detector according to claim 5, it is characterised in that：The cover (2) It is threaded togather with flame proof cylinder (1).
- A kind of 7. portable volatile contaminant detector according to any one of claims 1 to 6, it is characterised in that：Also wrap Alarm unit is included, described control unit controls alarm unit alert according to the testing result of detector.
- A kind of 8. portable volatile contaminant detector according to claim 7, it is characterised in that：The display unit With blue tooth communication function and positioning function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721075149.1U CN207181363U (en) | 2017-08-25 | 2017-08-25 | A kind of portable volatile contaminant detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721075149.1U CN207181363U (en) | 2017-08-25 | 2017-08-25 | A kind of portable volatile contaminant detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207181363U true CN207181363U (en) | 2018-04-03 |
Family
ID=61738023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721075149.1U Expired - Fee Related CN207181363U (en) | 2017-08-25 | 2017-08-25 | A kind of portable volatile contaminant detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207181363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107389780A (en) * | 2017-08-25 | 2017-11-24 | 西安思坦科技有限公司 | A kind of portable volatile contaminant detector |
-
2017
- 2017-08-25 CN CN201721075149.1U patent/CN207181363U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107389780A (en) * | 2017-08-25 | 2017-11-24 | 西安思坦科技有限公司 | A kind of portable volatile contaminant detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 Termination date: 20200825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |