CN207164022U - A kind of debirs treatment facility foul gas detection device - Google Patents
A kind of debirs treatment facility foul gas detection device Download PDFInfo
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- CN207164022U CN207164022U CN201721170426.7U CN201721170426U CN207164022U CN 207164022 U CN207164022 U CN 207164022U CN 201721170426 U CN201721170426 U CN 201721170426U CN 207164022 U CN207164022 U CN 207164022U
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Abstract
It the utility model is related to a kind of debirs treatment facility foul gas detection device, it includes pre-processing module, gas circuit between pre-processing module and sensor assembly, sensor assembly and air pump module is all connected using polyfluortetraethylene pipe, is connected between signal processing module and the gentle pump module of pre-processing module, sensor assembly using data wire；Pre-processing module is used to by tested gas after processing makes tested gas meet the testing conditions of sensor, transmit to sensor assembly；Sensor assembly is used to detect tested gas componant, and the data detected are passed through into data line transfer to signal processing module；Air pump module is used to produce pressure differential, tested gas is stably passed through sensor assembly；Air pump module produces and sensor assembly and pre-processing module is backwashed without odour；Signal processing module is used to control the working condition of the gentle pump module of pre-processing module, and handle sensor assembly transmit to detection data.The utility model can realize the detection of stench in debirs treatment facility.
Description
Technical field
A kind of environmental monitoring is the utility model is related to, especially with regard to a kind of debirs treatment facility foul gas
Detection device.
Background technology
With expanding economy, the yield of China's debirs increases year by year, all kinds of debirs treatment facilities
Quantity also increases therewith.But foul gas is inevitably produced in processing procedure, odor pollution problem caused by it into
The emphasis complained for resident.Odor pollution is sense organ contact scar, and its pollution level is generally evaluated with the smell of people, but manually
It is relatively cumbersome to smell the process distinguished, can not meet the needs of real time on-line monitoring.When being detected using sensor to foul gas,
The concentration of corresponding odorant in foul gas can only be often provided, can not accurately provide odor concentration and odor strength value.
Existing a variety of foul gas detection means in the prior art, stench class gas and VOCs monitoring systems such as based on sensor network
The detection of a variety of odorants and VOCs can be realized, but the measure of odor concentration and odor strength can not be realized, is unable to reach
Replacement manually smells the purpose distinguished.In the selection of gas sensor, due to the complexity of odor pollution, needed under different use environments
Optimal effect is can be only achieved using different sensors array.
The content of the invention
Set in view of the above-mentioned problems, the purpose of this utility model is to provide a kind of debirs treatment facility foul gas detection
Standby, it can effectively determine odor concentration and odor strength, realize the detection of stench in debirs treatment facility.
To achieve the above object, the utility model takes following technical scheme：A kind of debirs treatment facility effluvium
Physical examination measurement equipment, it is characterised in that：The equipment includes pre-processing module, sensor assembly, air pump module and signal processing module；
Gas circuit between the pre-processing module and the sensor assembly, the sensor assembly and the air pump module is all using poly-
Tetrafluoroethene pipe connects, and is used between the signal processing module and the gentle pump module of the pre-processing module, sensor assembly
Data wire connects；The pre-processing module is used for the testing conditions for carrying out processing and make tested gas meet sensor tested gas
Afterwards, transmit to the sensor assembly；The sensor assembly is used to detect tested gas componant, and the data detected are led to
The data line transfer is crossed to the signal processing module；The air pump module is used to produce pressure differential, makes tested gas stable
Pass through the sensor assembly；And the air pump module can also produce no odour and sensor assembly and pre-processing module are carried out
Backwash；The signal processing module is used for the working condition for controlling the gentle pump module of the pre-processing module, and described in processing
Sensor assembly transmit to detection data.
Preferably, the pre-processing module includes dust arrester and temperature and humidity control device；The dust arrester be used for pair
Tested gas carries out dedusting, and the tested gas after dedusting is transmitted to the temperature and humidity control device through the polyfluortetraethylene pipe.
Preferably, the sensor assembly includes sensor and signal amplifier；The sensor include collector-shoe gear with
And the sensor array of at least six gas sensor composition, the gas sensor, which is arranged in the collector-shoe gear, passes through institute
State data wire to be connected with the signal amplifier, the gas sensor is by the tested gas componant information detected through the letter
Transmitted after the processing of number amplifier to the signal processing module.
Preferably, the collector-shoe gear includes some central air chamber modules and some sensor mounting blocks；Each center
Air chamber modular structure is identical, and together, each sensor mounting blocks are arranged on described some central air chamber block coupled in series
Central air chamber module periphery；The gas sensor is arranged in the sensor mounting blocks, and installed by the sensor
The string holes set on block is connected through the data wire with the signal amplifier.
Preferably, the gas sensor array is by hydrogen sulfide sensor, ethanol sensor, limonene sensor, diformazan
Base thioether sensor, dimethyl disulfide sensor and carbon disulfide sensor group into.
Preferably, the collector-shoe gear is made of polytetrafluoroethylmaterial material, or the metal using inwall silanization treatment
Material is made.
Preferably, the air pump module is by a flowmeter, two three-way solenoid valves, a filter and a vavuum pump
Form；The sensor assembly through the polyfluortetraethylene pipe successively with the flowmeter, two three-way solenoid valves and vavuum pump
It is connected in series, the filter has been arranged in parallel between described two three-way solenoid valves；The flowmeter, two electromagnetism three
Port valve and vavuum pump are connected through the data wire with the signal processing module.
Preferably, the signal processing module includes computer, input unit, display device, radio transmitting device and deposited
Storage device；The gentle pump module of the pre-processing module, sensor assembly is connected through the data wire with the computer；It is described
Computer according to the sensor assembly transmit to data, and fed back with reference to temperature and humidity control device in the pre-processing module
Data of the Temperature and Humidity module be modified；The input unit, display device, radio transmitting device and storage device are all through the data
Line is connected with the computer.
For the utility model due to taking above technical scheme, it has advantages below：1st, the utility model is according to organic waste
The characteristics of thing treatment facility stench, determines sensor array, detects odor concentration and odor strength in real time, realizes at debirs
Manage the detection of stench in facility.2nd, the utility model uses modularized design, can be met by the combination of disparate modules different
It is required that.3rd, the assembling and disassembling of the utility model sensor assembly is convenient, and the quantity that can adjust sensor at any time reaches more detections
Index.4th, the utility model air pump module has cleaning function, and odorant is reduced while ensureing that gas flow rate is stable
Error caused by absorption.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is sensor module structure schematic diagram of the present utility model.
Embodiment
The utility model is described in further details with reference to the accompanying drawings and examples, but the content is only this practicality
New preferred embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.It is all according to present utility model application model
Made equivalent change and improvement etc. are enclosed, all should still be belonged within covering scope of the present utility model.
As shown in figure 1, the utility model provides a kind of debirs treatment facility foul gas detection device, the equipment energy
Realize to foul gas intensity and odor concentration on-line checking.The utility model includes pre-processing module 1, sensor assembly 2, gas
Pump module 3 and signal processing module 4.Between pre-processing module 1 and sensor assembly 2, sensor assembly 2 and air pump module 3
Gas circuit is all connected using polyfluortetraethylene pipe 6, signal processing module 4 and pre-processing module 1, the gentle pump module 3 of sensor assembly 2
Between connected using data wire 5.
Pre-processing module 1 is used to by tested gas after processing makes tested gas meet the testing conditions of sensor, pass
Transport to sensor assembly 2；
Sensor assembly 2 is used to detect tested gas componant, and the data detected are transmitted to signal by data wire 5
Processing module 4；
Air pump module 3 is used to produce pressure differential, makes tested gas stably by sensor assembly 2；And air pump module 3 can also
Generation backwashes without odour to sensor assembly 2 and pre-processing module 1；
Signal processing module 4 is used for the working condition for controlling the gentle pump module 3 of pre-processing module 1, and handles sensor die
Block 2 transmit to detection data, obtain the odor concentration and intensity of gas, preserve or upload data.
In a preferred embodiment, pre-processing module 1 includes dust arrester and temperature and humidity control device.Dust arrester
For carrying out dedusting to tested gas, the tested gas after dedusting is transmitted to temperature and humidity control device through polyfluortetraethylene pipe 6, will
The Temperature and Humidity Control of tested gas is in the range of sensor is preset.
In a preferred embodiment, sensor assembly 2 includes sensor and signal amplifier；Sensor includes confluxing
The sensor array of device and at least six gas sensor composition.Early-stage Study work is passed through in the selection of gas sensor species
Determine (distinguished and the full constituent analysis of foul gas by manually being smelt to foul gas in debirs treatment facility, it is determined that
The odorant of odor concentration can be reflected, establish itself and odor concentration, the relational model of odor strength), gas sensor
It is connected in collector-shoe gear by data wire 5 with signal amplifier, the tested gas componant that gas sensor will detect
Information is transmitted after signal amplifier is handled to signal processing module 4.
As shown in Fig. 2 collector-shoe gear includes some central air chamber modules 21 and some sensor mounting blocks 22.Each central gas
The structure of room module 21 is identical, and some central air chamber modules 21 are cascaded, each 22 centrally disposed air chamber of sensor mounting blocks
The periphery of module 21.Gas sensor is arranged in sensor mounting blocks 22, and the string holes by being set on sensor mounting blocks 22
It is connected through data wire 5 with signal amplifier.
In above-described embodiment, gas sensor array is by hydrogen sulfide sensor, ethanol sensor, limonene sensor, two
Dimethyl sulfide sensor, dimethyl disulfide sensor and carbon disulfide sensor group into；Collector-shoe gear uses polytetrafluoroethylene (PTFE) material
Material is made, or is made of the metal material of inwall silanization treatment.
In a preferred embodiment, air pump module 3 is by a flowmeter, two three-way solenoid valves, a filter
Formed with a vavuum pump.Sensor assembly 2 through polyfluortetraethylene pipe 6 successively with flowmeter, two three-way solenoid valves and vacuum
Series connection of pumps is connected, and filter has been arranged in parallel between two three-way solenoid valves.Wherein, flowmeter, two three-way solenoid valves
It is connected with vavuum pump through data wire 5 with signal processing module 4.
In a preferred embodiment, signal processing module 4 includes computer, input unit, display device, wireless biography
Defeated device and storage device.The gentle pump module 3 of pre-processing module 1, sensor assembly 2 is connected through data wire 5 with computer, is led to
Cross computer and send command adapted thereto control pre-processing module 1 and the carrying out practically parameter of air pump module 3；Computer is according to sensor
Module 2 transmit to data, and combine pre-processing module 1 in temperature and humidity control device feed back data of the Temperature and Humidity module be modified,
Calculate the odor concentration and odor strength of current tested gas.Input unit, display device, radio transmitting device and storage device
All it is connected through data wire with computer.
In summary, operation principle and workflow of the present utility model are：Respective standard should be first selected before equipment use
Gas is demarcated to each sensor, and odor concentration passes through according to use environment and the kind of sensor of selection, quantity.It will dislike
Odour detection device is arranged in debirs treatment facility, unlatching device power supply (DPS), and sampling is set first after electricity in each module
The basic parameters such as time, frequency, gas flow rate, humiture, signal processing module 4 according to the parameter of setting to pre-processing module 1,
Sensor assembly 2 sends control information with air pump module 3.Before detection starts, pre-processing module 1 is carried out with sensor assembly 2
Preheating, start to carry out air inlet and detection under test gas after reaching preset temperature.Detection process intermediate pump is first begin to work,
Producing negative pressure in the end of whole gas circuit makes under test gas be entered with certain flow rate by air inlet in pre-processing module 1.In Qian Chu
Manage gas in module 1, by the dust in dust arrester removing gas, keeps gas humiture by temperature and humidity control device
In the range of the presetting of sensor response.Under test gas after the processing of pre-processing module 1 enters biography by gas circuit
In sensor module 2, multiple gas sensors react with test gas and produce electric signal in sensor assembly 2, and electric signal exists
After signal amplifier preliminary treatment the electricity that will be received to signal processing module 4, signal processing module 4 is transmitted by data wire 5
Signal is handled, and obtains the concentration that each sensor detects corresponding odorant, dense according to built-in odorant and foul smell
Degree, the relation equation of odor strength, and the data of the Temperature and Humidity module that temperature and humidity control device feeds back in pre-processing module 1 is combined, obtain
The concentration of all kinds of odorants of under test gas, odor concentration and odor strength in environment, obtained data storage are storing
Transmitted in device or through radio transmitting device to higher level equipment.
When air pump module 3 is backwashed, two three-way solenoid valves, which are adjusted, makes gas circuit change, and vavuum pump starts
Produce malleation environmental gas is pressed into filter, environmental gas odorant therein after filter process obtained
Filter, produces no odour.Passed through successively by the end of whole gas circuit under the positive pressure that vavuum pump is persistently formed without odour
Can adsorbable odorant in sensor assembly 2 and pre-processing module 1, cleaning sensor module 2 and pre-processing module 1.
Air pump is stopped after completing the backwashing time and flow of setting, and three-way solenoid valve sets back, and backwash process is completed, extremely
This completes once complete detection process, and so on realizes and the real-time online of foul gas in environment is detected.
The various embodiments described above are merely to illustrate the utility model, and structure and size, set location and the shape of each part are all
It can be varied from, it is all that individual part is entered according to the utility model principle on the basis of technical solutions of the utility model
Capable improvement and equivalents, it should not exclude outside the scope of protection of the utility model.
Claims (8)
- A kind of 1. debirs treatment facility foul gas detection device, it is characterised in that：The equipment includes pre-processing module, passed Sensor module, air pump module and signal processing module；The pre-processing module and the sensor assembly, the sensor assembly Gas circuit between the air pump module is all connected using polyfluortetraethylene pipe, the signal processing module and the pre-treatment mould Connected between the gentle pump module of block, sensor assembly using data wire；The pre-processing module is used to carry out tested gas after processing makes tested gas meet the testing conditions of sensor, transmission To the sensor assembly；The sensor assembly is used to detect tested gas componant, and the data detected is passed through described Data line transfer is to the signal processing module；The air pump module is used to produce pressure differential, tested gas is stably passed through institute State sensor assembly；And the air pump module can also produce no odour and sensor assembly and pre-processing module are recoiled Wash；The signal processing module is used for the working condition for controlling the gentle pump module of the pre-processing module, and handles the sensing The detection data of device module transfer extremely.
- A kind of 2. debirs treatment facility foul gas detection device as claimed in claim 1, it is characterised in that：Before described Processing module includes dust arrester and temperature and humidity control device；The dust arrester is used to carry out dedusting, dedusting to tested gas Tested gas afterwards is transmitted to the temperature and humidity control device through the polyfluortetraethylene pipe.
- A kind of 3. debirs treatment facility foul gas detection device as claimed in claim 1, it is characterised in that：The biography Sensor module includes sensor and signal amplifier；The sensor includes collector-shoe gear and at least six gas sensor group Into sensor array, the gas sensor, which is arranged in the collector-shoe gear, to be passed through the data wire and the signal and amplifies Device connects, and the gas sensor transmits the tested gas componant information detected to institute after signal amplifier processing State signal processing module.
- A kind of 4. debirs treatment facility foul gas detection device as claimed in claim 3, it is characterised in that：The remittance Stream device includes some central air chamber modules and some sensor mounting blocks；Each central air chamber modular structure is identical, some Together, each sensor mounting blocks are arranged on the central air chamber module periphery to the central air chamber block coupled in series；It is described Gas sensor is arranged in the sensor mounting blocks, and the string holes by being set on the sensor mounting blocks is through the number It is connected according to line with the signal amplifier.
- A kind of 5. debirs treatment facility foul gas detection device as described in claim 3 or 4, it is characterised in that：Institute Gas sensor array is stated by hydrogen sulfide sensor, ethanol sensor, limonene sensor, dimethyl sulfide sensor, diformazan Disulfide sensor and carbon disulfide sensor group into.
- A kind of 6. debirs treatment facility foul gas detection device as described in claim 3 or 4, it is characterised in that：Institute State collector-shoe gear to be made of polytetrafluoroethylmaterial material, or be made of the metal material of inwall silanization treatment.
- A kind of 7. debirs treatment facility foul gas detection device as claimed in claim 1, it is characterised in that：The gas Pump module is made up of a flowmeter, two three-way solenoid valves, a filter and a vavuum pump；The sensor assembly warp The polyfluortetraethylene pipe is connected in series with the flowmeter, two three-way solenoid valves and vavuum pump successively, positioned at described two The filter has been arranged in parallel between three-way solenoid valve；The flowmeter, two three-way solenoid valves and vavuum pump are through the number It is connected according to line with the signal processing module.
- A kind of 8. debirs treatment facility foul gas detection device as claimed in claim 1, it is characterised in that：The letter Number processing module includes computer, input unit, display device, radio transmitting device and storage device；The pre-processing module, The gentle pump module of sensor assembly is connected through the data wire with the computer；The computer is according to the sensor die Block transmit to data, and with reference in the pre-processing module temperature and humidity control device feed back data of the Temperature and Humidity module be modified； The input unit, display device, radio transmitting device and storage device are all connected through the data wire with the computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170426.7U CN207164022U (en) | 2017-09-13 | 2017-09-13 | A kind of debirs treatment facility foul gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721170426.7U CN207164022U (en) | 2017-09-13 | 2017-09-13 | A kind of debirs treatment facility foul gas detection device |
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| Publication Number | Publication Date |
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| CN207164022U true CN207164022U (en) | 2018-03-30 |
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| CN201721170426.7U Active CN207164022U (en) | 2017-09-13 | 2017-09-13 | A kind of debirs treatment facility foul gas detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112782363A (en) * | 2020-12-29 | 2021-05-11 | 深圳市利拓光电有限公司 | Electronic nose system for gas detection |
-
2017
- 2017-09-13 CN CN201721170426.7U patent/CN207164022U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112782363A (en) * | 2020-12-29 | 2021-05-11 | 深圳市利拓光电有限公司 | Electronic nose system for gas detection |
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