CN207067090U - A kind of explosion-proof TVOC gas leakage regions monitoring device - Google Patents
A kind of explosion-proof TVOC gas leakage regions monitoring device Download PDFInfo
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- CN207067090U CN207067090U CN201720932034.3U CN201720932034U CN207067090U CN 207067090 U CN207067090 U CN 207067090U CN 201720932034 U CN201720932034 U CN 201720932034U CN 207067090 U CN207067090 U CN 207067090U
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- explosion
- tvoc
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- resistant enclosure
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Abstract
The utility model discloses a kind of explosion-proof TVOC gas leakage regions monitoring device, including：Explosion-resistant enclosure, explosion-resistant enclosure have the thief hatch that supplied gas passes in and out；Main processing block；Wireless radio frequency modules；NB IOT modules；Analog switch, analog switch have the antenna extended outside explosion-resistant enclosure；Auxiliary processing module；TVOC sensors；All-in-One sensor；The power module powered for main processing block, wireless radio frequency modules, NB IOT modules, auxiliary processing module, TVOC sensors, All-in-One sensor；Auxiliary processing module is sent in main processing block after the data of TVOC sensors, All-in-One sensor are acquired, handle and calibrated, then controls wireless radio frequency modules or NB IOT modules to carry out data interaction with outside server via main processing block.
Description
Technical field
Environmental pollution monitoring field is the utility model is related to, more particularly to a kind of explosion-proof TVOC gas leakage regions monitoring dress
Put.
Background technology
At present, control atmosphere pollution, monitor TVOC gases leakage and regional air quality into common recognition, chemical industry, steel,
The problem of industries such as application are present is especially prominent, and the emission reduction of TVOC gases improves to air quality has the function that key.Relatively
In the Laboratory Instruments such as FID, PID, optics and the mass spectrum that the current field largely uses both at home and abroad, online instrument and portable
Instrument three major types are monitored to the dangerous toxic gas in air.
When Laboratory Instruments is monitored to the leakage of TVOC gases, effectively the composition of leakage can be analyzed, but
It is poor in timeliness, and source of leaks can not be positioned, the usual volume of Laboratory Instruments is very large, complex operation, uses such
The ageing, portability of TVOC gas-monitoring methods etc. is poor, so as to have influence on large-scale use, at present often in school, scientific research
Used in unit, laboratory.
Online instrument is adapted to the TVOC gases leakage to significant points to be monitored in real time.But severe is required to installation environment
Carve, inflammable, explosion hazard gases occasion access power supply difficulty be present, such instrument price is expensive, and does not apply to a large amount of, quick portion
Administration.
Portable instrument can reach the purpose of rapid deployment, leak position, but due to the quasi-instrument typically take 3 to
The mode of an inspection in 6 months, the data collected also fail to be timely fed back to the staff of background process, and poor in timeliness is difficult
The problem of TVOC gases leak on a large scale be present with timely discovery.
Therefore, have the largely patent document in terms of TVOC monitorings at present, such as：Chinese patent Authorization Notice No.
A kind of wireless public place air-quality monitoring system, Chinese patent Authorization Notice No. disclosed in CN202649194U
A kind of VOC gas detection wireless senser, Chinese patent application publication No. CN105181618A are public disclosed in CN202974991U
A kind of outdoor VOC gas monitoring system for opening, Chinese patent application publication No. CN105388208A disclose a kind of based on PID's
VOC monitors and its realize that the method that remotely monitors, Chinese patent Authorization Notice No. CN205581048U disclose one in air
Kind of VOC air detections equipment and be provided with the network system of the equipment, Chinese patent application publication No. CN106706863A is disclosed
A kind of sensor group room air monitoring system etc., but problems be present in above-mentioned patent：1st, communication party can not be realized
The switching of formula；2nd, single processor, it is unfavorable for the processing of data；3rd, do not possess explosion-proof performance, it is impossible to the work under explosive atmosphere
Make.
Utility model content
The purpose of this utility model is to be directed to deficiencies of the prior art and defect, there is provided a kind of explosion-proof TVOC
Gas leakage region monitoring device, to solve the above problems.
The technical problem that the utility model solves can be realized using following technical scheme：
A kind of explosion-proof TVOC gas leakage regions monitoring device, including：
Explosion-resistant enclosure, the explosion-resistant enclosure have the thief hatch that supplied gas passes in and out；
The main processing block being arranged in the explosion-resistant enclosure；
The wireless radio frequency modules for being arranged in the explosion-resistant enclosure and being communicated to connect with the main processing block；
The NB-IOT modules for being arranged in the explosion-resistant enclosure and being communicated to connect with the main processing block；
Be arranged in the explosion-resistant enclosure and be connected to control the wireless radio frequency modules with the main processing block or
The analog switch of NB-IOT modules work, the analog switch have the antenna extended outside the explosion-resistant enclosure；
The auxiliary processing module for being arranged in the explosion-resistant enclosure and being communicated to connect with the main processing block；
It is arranged in the explosion-resistant enclosure and is passed with the TVOC that the auxiliary processing module is connected by discharge circuit module
Sensor；
It is arranged in the explosion-resistant enclosure and is communicated to connect with the auxiliary processing module to detect air pressure, humidity, temperature
The All-in-One sensor of degree and air quality；
Be arranged in the explosion-resistant enclosure and for the main processing block, wireless radio frequency modules, NB-IOT modules, auxiliary at
Manage module, TVOC sensors, the power module of All-in-One sensor power supply；
The auxiliary processing module is acquired to the data of the TVOC sensors, All-in-One sensor, handles and school
It is sent to after standard in the main processing block, then the wireless radio frequency modules or NB-IOT moulds is controlled via the main processing block
Block carries out data interaction with outside server.
In a preferred embodiment of the present utility model, set between the main processing block and the auxiliary processing module
It is equipped with TVS protection circuits.
In a preferred embodiment of the present utility model, the TVOC sensors and the All-in-One sensor also have
Temperature and humidity compensation module.
In a preferred embodiment of the present utility model, lead between the wireless radio frequency modules and the main processing block
Cross SPI communication connection.
In a preferred embodiment of the present utility model, pass through between the NB-IOT modules and the main processing block
Serial communication connects.
In a preferred embodiment of the present utility model, between the All-in-One sensor and the auxiliary processing module
Connected by SPI communication.
In a preferred embodiment of the present utility model, the main processing block and auxiliary processing module are 32 lists
Piece machine.
As a result of technical scheme as above, the beneficial effects of the utility model are：
1st, TVOC gases leakage measuring instrumentation precision is high, and VOCs concentration is measured by TVOC sensors, and can also be by closing more
The data such as one sensor detection air pressure, humidity, wind speed, ensure the utility model in the next work of the metastable environment of operating mode；
2nd, raising is ageing, and the utility model, can timing, fixed point due to being interacted using wireless be monitored with logical data
Gather monitoring point near TVOC gases data and with regional air quality；Also can be according to the logic with cloud platform data interaction
Adjust automatically monitoring TVOC gases concentration value or regional air quality sampling period, overcome Laboratory Instruments detection and it is portable
Formula instrument detects the problems such as poor in timeliness.
3rd, Personal Safety, the utility model use two kinds of communications to realize Long-range Data Transmission,
The leakage of the gas of TVOC gases is monitored without staff to scene, avoids and uses Laboratory Instruments detection and portable
Testing staff's long-time close contact is poisonous when formula instrument detects, harmful liquid, the problem of so as to health care belt to endanger.
4th, explosion-proof criteria is high, is explosion-resistant enclosure used in the utility model, explosion-proof criteria ExdIICT4Gb, Ke Yi
The occasion of explosive atmosphere electrical installation classification (IIC), can be used under the dangerous explosion gas environment such as hydrogen, acetylene, be solved
Prior art of having determined is the occasion scope of application for having explosive gas is small the problem of.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of theory diagram of embodiment of the utility model.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
The utility model is expanded on further in face.
A kind of explosion-proof TVOC gas leakage regions monitoring device shown in Figure 1, including explosion-resistant enclosure 10, explosion-resistant enclosure
10 have the thief hatch of supplied gas disengaging, and the explosion-proof criteria of explosion-resistant enclosure 10 is ExdIICT4Gb, can be used in explosive atmosphere
The occasion of electrical equipment classification (IIC), can use under the dangerous explosion gas environment such as hydrogen, acetylene, solve prior art
The occasion scope of application for having explosive gas is small the problem of.
Main processing block 100, wireless radio frequency modules 200, NB-IOT modules are provided with explosion-resistant enclosure 10 (based on cellular
Protenchyma networking module) 300, analog switch 400, auxiliary processing module 500, TVOC sensors 600, All-in-One sensor 700
With power module 800.
Main processing block 100 communicates to connect with wireless radio frequency modules 200 and NB-IOT modules 300 respectively.Specifically, main place
Reason module 100 is 32 single-chip microcomputers, passes through SPI (Serial Peripheral Interface (SPI)) between main processing block 100 and wireless radio frequency modules 200
1 communication connection, is communicated to connect between main processing block 100 and NB-IOT modules 300 by serial ports 2.Main processing block 100 has
The features such as polytype interface such as IIC, SPI, low-power consumption mode with arousal function, main processing block 100 are responsible for communication, control
System and power supply strategy.Analog switch 400 is connected with main processing block 100, and analog switch 400 is wireless to control
Radio-frequency module 200 or NB-IOT modules 300 work, and analog switch 400 has the antenna 410 extended outside explosion-resistant enclosure 10.
Using wireless radio frequency modules 200 by data such as the humiture of device interior, VOCs concentration, air pressure, wind speed with servicing
Device completes data exchange, and the frequency range that the wireless radio frequency modules 200 use also avoid the wireless device interference of citizens' radio band, simultaneously
It is high that data transmission security is improved using AES-128 DEAs.
Using NB-IOT modules 300 by data and servers such as the humiture of device interior, VOCs concentration, air pressure, wind speed
Data exchange is completed, NB-IOT modules 300 can be switched over by analog switch 400 and wireless radio frequency modules 200, be easy to supervise
Measurement equipment flexible access wireless network, is easy to rapid deployment, and the intelligent O＆M for greatly improving equipment is horizontal.
300 two kinds of different nothings of the automatic switchover wireless radio frequency modules 200 of analog switch 400 or NB-IOT modules can be passed through
Line communication mode, it is easy to communication redundancy and flexibly carries out information exchange with background server, Long-range Data Transmission, nothing can be achieved
Need staff to be monitored to scene to the leakage of the gas of TVOC gases, avoid and use Laboratory Instruments detection and portable
Testing staff's long-time close contact is poisonous when instrument detects, harmful liquid, the problem of so as to health care belt to endanger.
Communicated to connect between main processing block 100 and auxiliary processing module 500 by serial ports 3.Main processing block 100 and auxiliary
Help between processing module 500 and be provided with TVS protection circuits 900, the failure caused by the pulse of moment can be prevented.At auxiliary
Reason module 500 is 32 single-chip microcomputers, the spy such as low-power consumption mode with polytype interfaces such as IIC, SPI, with arousal function
Point, auxiliary processing module 500 are responsible for communication, collection, processing, the calibration of control sensor related data.
TVOC sensors 600 are connected by discharge circuit module 4 with auxiliary processing module 500, TVOC sensors 600,
TVOC sensors 600 can be in monitoring of environmental VOCs concentration.
Communicated to connect between All-in-One sensor 700 and auxiliary processing module 500 by SPI (Serial Peripheral Interface (SPI)) 5, it is more
Unify the data such as the air pressure, humiture, air quality that sensor 700 can be in monitoring of environmental.Wherein in All-in-One sensor 700
Temperature Humidity Sensor can be in monitoring of environmental humiture, judge the internal environment of equipment whether normal by the data
Work in temperature humidity range, so as to reduce the fault rate of equipment.TVOC sensors 600 and All-in-One sensor 700 also have temperature
Spend compensating module, it is particularly possible to improved by way of temperature and humidity compensation to TVOC sensors 600 and All-in-One sensor 700
Monitoring accuracy.
Power module 800 is main processing block 100, wireless radio frequency modules 200, NB-IOT modules 300, auxiliary processing module
500th, TVOC sensors 600, All-in-One sensor 700 are powered.Power module 800 uses the high-performance explosion-proof lithium of Large Copacity
Thionyl chloride battery, its year self-discharge rate is below 1% (at 20 DEG C), and temperature in use is between -60 DEG C~+85 DEG C, battery mark
Standard is IEC 60079-11 essential safeties.
During utility model works, data of the auxiliary processing module 500 to TVOC sensors 600, All-in-One sensor 700
It is sent to after being acquired, handle and calibrating in main processing block 100, then less radio-frequency mould is controlled via main processing block 100
Block 200 or NB-IOT modules 300 carry out data interaction with outside server.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (7)
- A kind of 1. explosion-proof TVOC gas leakage regions monitoring device, it is characterised in that including：Explosion-resistant enclosure, the explosion-resistant enclosure have the thief hatch that supplied gas passes in and out；The main processing block being arranged in the explosion-resistant enclosure；The wireless radio frequency modules for being arranged in the explosion-resistant enclosure and being communicated to connect with the main processing block；The NB-IOT modules for being arranged in the explosion-resistant enclosure and being communicated to connect with the main processing block；It is arranged in the explosion-resistant enclosure and is connected to control the wireless radio frequency modules or NB- with the main processing block The analog switch of IOT modules work, the analog switch have the antenna extended outside the explosion-resistant enclosure；The auxiliary processing module for being arranged in the explosion-resistant enclosure and being communicated to connect with the main processing block；It is arranged on the TVOC sensors being connected with the auxiliary processing module in the explosion-resistant enclosure and by discharge circuit module；It is arranged in the explosion-resistant enclosure and is communicated to connect with the auxiliary processing module detects air pressure, humidity, wind speed All-in-One sensor；It is arranged in the explosion-resistant enclosure and for the main processing block, wireless radio frequency modules, NB-IOT modules, aid in treatment mould Block, TVOC sensors, the power module of All-in-One sensor power supply；After the auxiliary processing module is acquired, handles and calibrated to the data of the TVOC sensors, All-in-One sensor Be sent in the main processing block, then via the main processing block control the wireless radio frequency modules or NB-IOT modules with Outside server carries out data interaction.
- A kind of 2. explosion-proof TVOC gas leakage regions monitoring device as claimed in claim 1, it is characterised in that the main process task TVS protection circuits are provided between module and the auxiliary processing module.
- 3. a kind of explosion-proof TVOC gas leakage regions monitoring device as claimed in claim 1, it is characterised in that the TVOC is passed Sensor and the All-in-One sensor also have temperature and humidity compensation module.
- 4. a kind of explosion-proof TVOC gas leakage regions monitoring device as claimed in claim 1, it is characterised in that described wirelessly to penetrate Connected between frequency module and the main processing block by SPI communication.
- A kind of 5. explosion-proof TVOC gas leakage regions monitoring device as claimed in claim 1, it is characterised in that the NB-IOT Connected between module and the main processing block by serial communication.
- A kind of 6. explosion-proof TVOC gas leakage regions monitoring device as claimed in claim 1, it is characterised in that the All-in-One Connected between sensor and the auxiliary processing module by SPI communication.
- A kind of 7. explosion-proof TVOC gas leakage regions monitoring device as claimed in claim 1, it is characterised in that the main process task Module and auxiliary processing module are 32 single-chip microcomputers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720932034.3U CN207067090U (en) | 2017-07-28 | 2017-07-28 | A kind of explosion-proof TVOC gas leakage regions monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720932034.3U CN207067090U (en) | 2017-07-28 | 2017-07-28 | A kind of explosion-proof TVOC gas leakage regions monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207067090U true CN207067090U (en) | 2018-03-02 |
Family
ID=61517940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720932034.3U Withdrawn - After Issue CN207067090U (en) | 2017-07-28 | 2017-07-28 | A kind of explosion-proof TVOC gas leakage regions monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207067090U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328899A (en) * | 2017-07-28 | 2017-11-07 | 慧感(上海)物联网科技有限公司 | A kind of explosion-proof TVOC gas leakage regions monitoring device |
| CN108933827A (en) * | 2018-06-29 | 2018-12-04 | 湖北海纳天鹰科技发展有限公司 | A kind of NBIoT network information plate |
-
2017
- 2017-07-28 CN CN201720932034.3U patent/CN207067090U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328899A (en) * | 2017-07-28 | 2017-11-07 | 慧感(上海)物联网科技有限公司 | A kind of explosion-proof TVOC gas leakage regions monitoring device |
| CN107328899B (en) * | 2017-07-28 | 2023-05-23 | 慧感(上海)物联网科技有限公司 | Explosion-proof TVOC gas leakage area monitoring device |
| CN108933827A (en) * | 2018-06-29 | 2018-12-04 | 湖北海纳天鹰科技发展有限公司 | A kind of NBIoT network information plate |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180302 Effective date of abandoning: 20230523 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180302 Effective date of abandoning: 20230523 |