CN206540884U - The anti-blocking VOCs on-Line Monitor Devices of one kind water removal - Google Patents
The anti-blocking VOCs on-Line Monitor Devices of one kind water removal Download PDFInfo
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- CN206540884U CN206540884U CN201720075508.7U CN201720075508U CN206540884U CN 206540884 U CN206540884 U CN 206540884U CN 201720075508 U CN201720075508 U CN 201720075508U CN 206540884 U CN206540884 U CN 206540884U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model is related to a kind of anti-blocking VOCs on-Line Monitor Devices of water removal, mainly solves existing monitoring device processing unit and removes water not thorough, the problem of moisture inside device is largely accumulated without being cleaned in time.The utility model removes water anti-blocking VOCs on-Line Monitor Devices by using one kind, including casing, sampling unit, processing unit, monitoring unit, backflush unit and control unit, the body side offers sample gas air inlet, blowback air inlet, air inlet, sewage draining exit, sample gas exhaust outlet and air exhaust port, the sampling unit includes sampling probe, sampling pump and sampling magnetic valve, the processing unit includes vaccum dewatering device, magnetic valve, Nafion is managed, Nafion flowmeter for pipe, sample air-flow gauge and cleaning pump, the monitoring unit includes analyzer, the backflush unit includes air cleaner and blowback magnetic valve, described control unit includes the technical scheme of relay, preferably solve the problem, monitoring available for VOCs.
Description
Technical field
The utility model is related to a kind of anti-blocking VOCs on-Line Monitor Devices of water removal.
Background technology
The existing VOCs on-Line Monitor Devices based on PID are not perfect enough, and prior art has generally used a simple condensation
Device is removed water, and the moisture in gas can not be removed thoroughly, and is had part and can be dissolved in the VOCs gases of condensed water and be diluted, simultaneously
It is water stain without cleaning blocking pipeline is carried out in time that inside is largely accumulated, and causes monitoring result inaccurate, the residual water in gas
Divide to enter after detector and substantially reduce its service life, seriously then cause detector to damage, it is impossible to reach and monitor on-line for a long time.
And for example the U of Chinese patent literature CN 204374179 disclose a kind of VOCs remote monitoring devices, including shell, peace
Cased aspiration pump, separation dryer structure, pressure-reducing valve monitors room, control device, transmits wirelessly unit, antenna and remote
Journey display platform, wherein the shell lower surface offers air inlet, discharge outlet and gas outlet, the aspiration pump passes through air inlet pipe
Through air inlet to extract connection pressure-reducing valve and monitoring room after the flue gas in chimney, the aspiration pump connection separation dryer structure,
So that by dry flue gas feeding monitoring room, the monitoring indoor location has VOCs sensors, the VOCs sensors connection control
Device, control device connection wireless transmission unit, the antenna is arranged on side wall of outer shell, and with the wireless transmission unit
Connection.Moisture in the one simple condenser water removal of above-mentioned utility model, gas can not be removed thoroughly, and have part
The VOCs gases that condensed water can be dissolved in are diluted, and cause monitoring result inaccurate.The oil stain inside device is largely accumulated simultaneously
Without being cleaned in time, cause follow-up Monitoring Data inaccurate and moisture blocking device inside, influence device service life.
Utility model content
Technical problem to be solved in the utility model is that existing monitoring device processing unit water removal is not thorough, inside device
Moisture largely accumulation without in time cleaned the problem of there is provided a kind of anti-blocking VOCs on-Line Monitor Devices of new water removal.
The device can thoroughly remove the moisture of sample gas, and VOCs compositions are not influenceed, make monitoring result more accurate, while backflush unit energy
The enough moisture do not arranged of being gathered in vaccum dewatering device and pipeline is discharged in time, reduces plant maintenance frequency, extension whole equipment makes
With the advantage in life-span, for device, continuous on-line monitoring provides guarantee for a long time.
The technical scheme used for solution above-mentioned technical problem the utility model is as follows：The anti-blocking VOCs of one kind water removal is online
Monitoring device, including casing, sampling unit, processing unit, monitoring unit, backflush unit and control unit, the body side
Offer sample gas air inlet, blowback air inlet, air inlet, sewage draining exit, sample gas exhaust outlet and air exhaust port, the sampling
Unit includes sampling probe, sampling pump and sampling magnetic valve, and the processing unit includes vaccum dewatering device, magnetic valve, Nafion
Pipe, Nafion flowmeter for pipe, sample air-flow gauge and cleaning pump, the monitoring unit include analyzer, and the backflush unit includes
Air cleaner and blowback magnetic valve, the sampling probe are sequentially connected sample gas air inlet, sampling magnetic valve, vacuum by pipeline
Dehydrater, sampling pump, Nafion pipes, sample air-flow gauge, analyzer and sample gas exhaust outlet, described control unit include relay,
The relay is electrically connected at the sampling magnetic valve, blowback magnetic valve, sampling pump and magnetic valve.
In above-mentioned technical proposal, it is preferable that the relay include the time relay and control relay, the time after
Electrical equipment is provided with input module and display module, and the input module is used for the instruction for receiving user's manually input, the input
Module is sampling time module and scavenging period module, is respectively used to the setting of sampling time and scavenging period, the input mould
Corresponding display module is provided with above block, the display module is used for the data letter for showing that input module is inputted in real time in real time
Breath, the instruction that the control relay is used to obtain in the time relay is converted to control signal and is sent to the sampling
Magnetic valve, blowback magnetic valve, sampling pump and magnetic valve, to control the sampling magnetic valve, blowback magnetic valve, sampling pump and electromagnetism
The work of valve, the control signal includes opening the time of magnetic valve, unlatching duration, the unlatching of sampling pump and the pass of magnetic valve
Close, duration of sampling, cleaning duration and close at least one of magnetic valve time.
Preferably, the magnetic valve is provided with before 3, difference pump three-way magnetic valve and blowdown electromagnetism after three-way magnetic valve, pump
Valve, for the gas between control pipeline or liquid break-make.
Preferably, three-way magnetic valve, the sampling before pump are connected by pipeline between the vaccum dewatering device and sampling pump
Three-way magnetic valve after pump is connected by pipeline between pump and Nafion pipes.
Preferably, the Nafion pipes are made up of inner tubal wall and outer tube wall, and described Nafion pipes inner tubal wall one end passes through pipe
Road and three-way magnetic valve after pump, Nafion pipe inner tubal walls other end connection sample air-flow gauge, described Nafion pipes outer tube wall one end
It is connected by pipeline with air inlet, the Nafion pipe outer tube wall other ends are sequentially connected Nafion flowmeter for pipe and cleaning pump,
The cleaning pump connects air exhaust port.
Preferably, described air cleaner one end is connected by pipeline with blowback air inlet, the other end by pipeline successively
Connect blowback magnetic valve and sampling pump, the sampling pump is sequentially connected three-way magnetic valve after pump, pump first three energization magnetic by pipeline
Valve and vaccum dewatering device.
Preferably, the vaccum dewatering device lower end connection drainpipe, drainpipe is connected by blowoff electromagnetic valve with sewage draining exit.
The utility model can thoroughly remove the moisture of sample gas by vaccum dewatering device；The utility model passes through Nafion
Pipe rapid draing sample gas, and do not influence the VOCs compositions in sample gas, by increasing capacitance it is possible to increase the accuracy of monitoring simultaneously prevents tide
Damage of the humid gas to detector, so as to extend detector service life；Back-blowing device of the present utility model can remove vacuum
The water stain timely discharge do not arranged is gathered in hydrophone and pipeline, it is ensured that the water removal effect of device, while preventing that water stain blocking oil is true
Empty dehydrater and pipeline, for device, continuous on-line monitoring provides guarantee for a long time.
Using device of the present utility model, moisture removal rate in sample gas is up to 95%.If supervised with existing monitoring device
Identical sample gas is surveyed, the moisture removal rate in sample gas is up to 60%.Therefore, the water in sample gas is caused using device of the present utility model
Divide clearance to improve 35%, substantially increase the moisture removal rate in sample gas, make monitoring result more accurate, further, since
The back-blowing device of the device can will gather the water stain timely discharge do not arranged in vaccum dewatering device and pipeline, be that device connects for a long time
Continuous on-line monitoring, which is provided, to be ensured.
Brief description of the drawings
Fig. 1 is the anti-blocking VOCs on-Line Monitor Devices schematic diagram of the utility model one kind water removal.
Fig. 2 is the utility model Nafion pipe schematic diagrames.
In accompanying drawing：
1st, casing 2, sampling pump 3, sampling probe
4th, vaccum dewatering device 5, air cleaner 6, cleaning pump
7th, sample air-flow gauge 8, Nafion flowmeter for pipe 9, Nafion pipes
10th, analyzer 11, blowoff electromagnetic valve 12, sampling magnetic valve
13rd, three-way magnetic valve after three-way magnetic valve 15, pump before blowback magnetic valve 14, pump
16th, the time relay 17, control relay 18, sample gas air inlet
19th, blowback air inlet 20, air inlet 21, sewage draining exit
22nd, sample gas exhaust outlet 23, air exhaust port 24, by-pass port
91st, inner tubal wall 92, outer tube wall
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, with reference to embodiments, to this
Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain this practicality
It is new, it is not used to limit the utility model.
As shown in figure 1, a kind of anti-blocking VOCs on-Line Monitor Devices of water removal, including casing 1, sampling unit, processing unit, prison
Unit, backflush unit and control unit are surveyed, the side of casing 1 offers sample gas air inlet 18, blowback air inlet 19, air and entered
Gas port 20, sewage draining exit 21, sample gas exhaust outlet 22 and air exhaust port 23, the sampling unit include sampling probe 3, sampling pump 2
With sampling magnetic valve 12, the processing unit include vaccum dewatering device 4, magnetic valve, Nafion pipes 9, Nafion flowmeter for pipe 8,
Sample air-flow gauge 7 and cleaning pump 6, the monitoring unit include analyzer 10, and the backflush unit includes air cleaner 5 and anti-
Magnetic valve 13 is blown, the sampling probe 3 is sequentially connected sample gas air inlet 18, sampling magnetic valve 12, vaccum dewatering device by pipeline
4th, sampling pump 2, Nafion pipes 9, sample air-flow gauge 7 and analyzer 10, sample gas exhaust outlet 22, described control unit include relay
Device, the relay is electrically connected at the sampling magnetic valve 12, blowback magnetic valve 13, sampling pump 2 and magnetic valve, the relay
Device includes the time relay 16 and control relay 17, and the time relay is provided with input module and display module, described
Input module be used for receive user manually input instruction, the input module be sampling time module and scavenging period module,
It is respectively used to be provided with corresponding display module above the setting of sampling time and scavenging period, the input module, this shows
Show that module is used to show the data message that inputs in real time of input module in real time, the control relay 17 for by the time after
The instruction that electrical equipment is obtained is converted to control signal and is sent to the sampling magnetic valve 12, blowback magnetic valve 13, sampling pump 2 and electricity
Magnet valve, to control the sampling magnetic valve 12, blowback magnetic valve 13, sampling pump 2 and the work of magnetic valve, the control signal bag
Include the time for opening magnetic valve, the unlatching duration of magnetic valve, the opening and closing of sampling pump, sampling duration, cleaning duration and pass
Close at least one of magnetic valve time.The magnetic valve is provided with before 3, difference pump threeway electromagnetism after three-way magnetic valve 14, pump
Valve 15 and blowoff electromagnetic valve 11, for the gas between control pipeline or liquid break-make.The vaccum dewatering device 4 and sampling pump
Between 2 by pipeline connect pump before three-way magnetic valve 14, between the sampling pump 2 and Nafion pipes 9 between connected by pipeline
Three-way magnetic valve 15 after pump.Described one end of air cleaner 5 is connected by pipeline with blowback air inlet 19, and the other end passes through pipeline
Blowback magnetic valve 13 and sampling pump 2 are sequentially connected, the sampling pump 2 is sequentially connected three-way magnetic valve 15, pump after pump by pipeline
Preceding three-way magnetic valve 14 and vaccum dewatering device 4, the lower end of vaccum dewatering device 4 connect drainpipe, and drainpipe passes through blowdown electromagnetism
Valve 11 is connected with sewage draining exit 21, and three-way magnetic valve 15 is also connected by pipeline with by-pass port 24 after the pump, can pass through the port
Carry out pressure release.
As shown in Fig. 2 the Nafion pipes 9 are made up of inner tubal wall 91 and outer tube wall 92, the inner tubal wall 91 of Nafion pipes 9
One end is connected by pipeline with three-way magnetic valve after pump 15, the other end of 9 inner tubal wall of Nafion pipes 91 connection sample air-flow gauge 7, institute
State the one end of 9 outer tube wall of Nafion pipes 92 to be connected with air inlet 20 by pipeline, the other end of 9 outer tube wall of Nafion pipes 92 is successively
Nafion flowmeter for pipe 8 and cleaning pump 6 are connected, the cleaning pump 6 connects air exhaust port 23.The cleaning pump 6 extracts gas
By Nafion pipes outer tube wall 92, make the inside and outside barometric gradient existed of tube wall, the aqueous vapor evaporated is taken away, so that inner tubal wall
VOCs gases reach dry effect.Cleaning pump 6 extracts gas and enters Nafion pipe flows after Nafion pipes outer tube wall 92
Meter 8, the Nafion flowmeter for pipe 8 is by the air-flow for controlling cleaning pump 6 to produce flow speed stability, finally by the row of air exhaust port 23
Go out.
Function mode：Input sample time in sampling time module on the time relay 16, the time relay 16 will
The instruction of manually input is sent to control relay 17, and control relay 17 is received after process instruction, opens sampling pump 2 and adopts
Sample magnetic valve 12, the sample gas of extraction is sequentially passed through sampling pump 2 into sampling probe 3 and sampling magnetic valve 12 is re-fed into vaccum dewatering device
4 carry out sample qi exhaustion water, and the lower end of the vaccum dewatering device 4 connection drainpipe discharges the water after dehydration from sewage draining exit 21, treats above-mentioned
After the completion of the water removal of sample gas, sample gas passes sequentially through three-way magnetic valve 15 after three-way magnetic valve 14 before pump, sampling pump 2, pump, finally by
Nafion pipes 9 are sequentially sent to sample air-flow gauge 8, analyzer 10 and sample gas exhaust outlet 22 after drying, and the sample gas passes through Nafion
Pipe 9 is dried, and adds the accuracy of monitoring while preventing damage of the wet gas to analyzer 10, the sample air-flow gauge 7 with
Just the flow velocity of accurate control sample gas, is prevented because flow velocity is too fast so as to Failure analysis instrument 10, and the analyzer 10 is to monitor conveying
The VOCs numerical value of sample gas in analyzer 10, sample gas after monitoring is by being connected to the row of sample gas exhaust outlet 22 of the one end of analyzer 10
Go out.After a period of time, by setting the blowback time on the time relay 16, the time relay 16 feeds back signal
To control relay 17, three-way magnetic valve 15, blowback magnetic valve 13 after three-way magnetic valve 14, pump before the controlling pump of control relay 17
Act, sampling magnetic valve 12 stops, while controlling sampling pump 2 to extract extraneous air, air being sent into empty with blowoff electromagnetic valve 11
Air filter 5 carries out removal of impurities, be then sequentially sent to after blowback magnetic valve 13, sampling pump 2, pump three-way magnetic valve 15, pump first three
Three-way electromagnetic valve 14, finally carries out blowback cleaning to vaccum dewatering device 4 and inner-walls of duct, is cleaned dirt impurity out with clear
Gas washing stream is discharged from the sewage draining exit 22 below vaccum dewatering device 4 and pipeline.
【Embodiment】：
Using Fig. 1 monitoring device, the moisture removal rate in sample gas is up to 95%, and its device water removal effect is good, solves dress
Put processing unit and remove water halfway problem, so as to ensure that the accuracy of monitoring result.Backflush unit can be by device simultaneously
The middle moisture do not arranged that gathers is discharged in time, and for device, continuous on-line monitoring provides guarantee for a long time.
【Comparative example】：
Using the U of Chinese patent literature CN 204374179 VOCs remote monitoring devices, the moisture removal rate in sample gas reaches
60%, the water removal of its device processing unit is not thorough, it is impossible to the moisture do not arranged will be gathered in device and is discharged in time, monitoring is had a strong impact on
As a result accuracy, also can not continuously be monitored on-line for a long time.
Although the illustrative embodiment of the utility model is described above, in order to the art
Technical staff is it will be appreciated that the utility model, but the utility model is not limited only to the scope of embodiment, to this technology
For the those of ordinary skill in field, as long as long as the utility model that various change is limited and determined in appended claim
In spirit and scope, all utility models conceived using the utility model create the row in protection.
Claims (7)
1. the anti-blocking VOCs on-Line Monitor Devices of one kind water removal, it is characterised in that：Including casing, sampling unit, processing unit, monitoring
Unit, backflush unit and control unit, the body side offer sample gas air inlet, blowback air inlet, air inlet, row
Dirty mouth, sample gas exhaust outlet and air exhaust port, the sampling unit include sampling probe, sampling pump and sampling magnetic valve, described
Processing unit includes vaccum dewatering device, magnetic valve, Nafion pipes, Nafion flowmeter for pipe, sample air-flow gauge and cleaning pump, described
Monitoring unit includes analyzer, and the backflush unit includes air cleaner and blowback magnetic valve, and the sampling probe passes through pipe
Road is sequentially connected sample gas air inlet, sampling magnetic valve, vaccum dewatering device, sampling pump, Nafion pipes, sample air-flow gauge, analyzer
With sample gas exhaust outlet, described control unit includes relay, and the relay is electrically connected at the sampling magnetic valve, blowback electricity
Magnet valve, sampling pump and magnetic valve.
2. a kind of anti-blocking VOCs on-Line Monitor Devices of water removal according to claim 1, it is characterised in that the relay bag
The time relay and control relay are included, the time relay is provided with input module and display module, the input module
Instruction for receiving user's manually input, the input module is sampling time module and scavenging period module, is respectively used to
Corresponding display module is provided with above sampling time and the setting of scavenging period, the input module, the display module is used
In the data message that display input module is inputted in real time in real time, the control relay is used for obtain the time relay
Instruction is converted to control signal and is sent to the sampling magnetic valve, blowback magnetic valve, sampling pump and magnetic valve, described to control
Sample the work of magnetic valve, blowback magnetic valve, sampling pump and magnetic valve, the control signal include opening the time of magnetic valve,
Magnetic valve open duration, the opening and closing of sampling pump, sampling duration, cleaning duration and close the magnetic valve time at least
It is a kind of.
3. a kind of anti-blocking VOCs on-Line Monitor Devices of water removal according to claim 1, it is characterised in that the magnetic valve is set
Have 3, respectively three-way magnetic valve and blowoff electromagnetic valve after three-way magnetic valve, pump before pump, for the gas between control pipeline or
Person's liquid break-make.
4. a kind of anti-blocking VOCs on-Line Monitor Devices of water removal according to claim 1, it is characterised in that the vaccum dewatering
Three-way magnetic valve before pump is connected by pipeline between device and sampling pump, between sampling pump and the Nafion pipe between pass through pipeline
Connect three-way magnetic valve after pump.
5. a kind of anti-blocking VOCs on-Line Monitor Devices of water removal according to claim 1, it is characterised in that the Nafion pipes
It is made up of inner tubal wall and outer tube wall, described Nafion pipes inner tubal wall one end passes through three-way magnetic valve after pipeline and pump, Nafion pipes
The inner tubal wall other end connects sample air-flow gauge, and described Nafion pipes outer tube wall one end is connected by pipeline with air inlet,
The Nafion pipe outer tube wall other ends are sequentially connected Nafion flowmeter for pipe and cleaning pump, and the cleaning pump connects air exhaust port.
6. a kind of anti-blocking VOCs on-Line Monitor Devices of water removal according to claim 1, it is characterised in that the air filtration
Device one end is connected by pipeline with blowback air inlet, and the other end is sequentially connected blowback magnetic valve and sampling pump by pipeline, described
Sampling pump is sequentially connected three-way magnetic valve and vaccum dewatering device before three-way magnetic valve after pump, pump by pipeline.
7. a kind of anti-blocking VOCs on-Line Monitor Devices of water removal according to claim 1, it is characterised in that the vaccum dewatering
Device lower end connects drainpipe, and drainpipe is connected by blowoff electromagnetic valve with sewage draining exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075508.7U CN206540884U (en) | 2017-01-21 | 2017-01-21 | The anti-blocking VOCs on-Line Monitor Devices of one kind water removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720075508.7U CN206540884U (en) | 2017-01-21 | 2017-01-21 | The anti-blocking VOCs on-Line Monitor Devices of one kind water removal |
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| Publication Number | Publication Date |
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| CN206540884U true CN206540884U (en) | 2017-10-03 |
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| CN201720075508.7U Active CN206540884U (en) | 2017-01-21 | 2017-01-21 | The anti-blocking VOCs on-Line Monitor Devices of one kind water removal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770979A (en) * | 2017-01-21 | 2017-05-31 | 江苏旭龙环境科技有限公司 | The anti-blocking VOCs on-Line Monitor Devices of one kind water removal |
-
2017
- 2017-01-21 CN CN201720075508.7U patent/CN206540884U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770979A (en) * | 2017-01-21 | 2017-05-31 | 江苏旭龙环境科技有限公司 | The anti-blocking VOCs on-Line Monitor Devices of one kind water removal |
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