CN206540885U - A kind of anti-blocking VOCs on-Line Monitor Devices of oil removing - Google Patents
A kind of anti-blocking VOCs on-Line Monitor Devices of oil removing Download PDFInfo
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- CN206540885U CN206540885U CN201720087474.3U CN201720087474U CN206540885U CN 206540885 U CN206540885 U CN 206540885U CN 201720087474 U CN201720087474 U CN 201720087474U CN 206540885 U CN206540885 U CN 206540885U
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- magnetic valve
- sampling
- pump
- nafion
- oil
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model is related to a kind of anti-blocking VOCs on-Line Monitor Devices of oil removing, mainly solves that existing monitoring device processing unit is not thorough without oil removing or oil removing, and the oil inside device is the problem of largely accumulation without being cleaned in time.The utility model is by using a kind of anti-blocking VOCs on-Line Monitor Devices of oil removing, 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 oil removal filter, oil water separator, 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 oil removing.
Background technology
The existing VOCs on-Line Monitor Devices based on PID are not perfect enough, and existing monitoring device is without oil removing or oil removing
Not thoroughly, largely accumulation, without carrying out cleaning blocking pipeline in time, causes subsequent detection instrument to detect number to the oil stain inside device
According to inaccurate and detector internal damage, stability is poor, and service life is short, it is impossible to reaches and monitors 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.Above-mentioned utility model causes monitoring result inaccurate with oil removing is not carried out.The oil stain inside device is largely accumulated simultaneously
Without being cleaned in time, cause follow-up Monitoring Data inaccurate and oil moisture blocking device inside, influence device use
Life-span.
Utility model content
Technical problem to be solved in the utility model be in the prior art monitoring device pretreatment unit without oil removing
Or oil removing is not thorough, the oil stain inside device is removed the problem of largely accumulation without being cleaned in time there is provided a kind of new
The anti-blocking VOCs on-line monitoring systems of oil.The device add oil water separator, oil removal filter can thoroughly oil removing, make monitoring result
It is more accurate, arranged in time while backflush unit can will gather the oil stain do not arranged in oil water separator, oil removal filter and pipeline
Go out, reduce plant maintenance frequency, extend the advantage of whole equipment service life, continuous on-line monitoring is provided for a long time for device
Ensure.
The technical scheme used for solution above-mentioned technical problem the utility model is as follows：A kind of anti-blocking VOCs of oil removing 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 oil removal filter, oil water separator, electricity
Magnet valve, Nafion pipes, Nafion flowmeter for pipe, sample air-flow gauge and cleaning pump, the monitoring unit include analyzer, described anti-
Blowing unit includes air cleaner and blowback magnetic valve, and the sampling probe is sequentially connected sample gas air inlet, sampling by pipeline
Magnetic valve, oil water separator, oil removal filter, sampling pump, Nafion pipes, sample air-flow gauge, analyzer and sample gas exhaust outlet, institute
Stating control unit includes relay, and the relay is electrically connected at the sampling magnetic valve, blowback magnetic valve, sampling pump and electricity
Magnet 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 oil removal filter 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 oil removal filter.
Preferably, oil water separator and the oil removal filter lower end connects drainpipe respectively, and drainpipe passes through blowdown electricity
Magnet valve is connected with sewage draining exit.
The utility model solves the oil in sample gas and removes halfway ask by oil water separator and oil removal filter
Topic, substantially increases the purity of VOCs in sample gas, makes the detection data of detector more accurate；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 analyzer, so as to extend detector service life；Back-blowing device of the present utility model can be by profit point
Discharged in time from the oil stain do not arranged is gathered in device, oil removal filter and pipeline, it is ensured that the deoiling effect of device, while preventing oil
Stain blocks oil water separator, oil removal filter and pipeline, and for device, continuous on-line monitoring provides guarantee for a long time.
Using device of the present utility model, oil stain clearance in sample gas is up to 95%.If supervised with existing monitoring device
The oil stain surveyed in identical sample gas, sample gas is not removed.Therefore, using device of the present utility model oil stain in sample gas is gone
Except rate improves 95%, the oil clearance in sample gas is substantially increased, makes monitoring result more accurate, further, since the dress
The back-blowing device put can will gather the oil stain do not arranged and discharge in time in oil water separator, oil removal filter and pipeline, be device
Continuous on-line monitoring, which is provided, for a long time ensures.
Brief description of the drawings
Fig. 1 is a kind of anti-blocking VOCs on-Line Monitor Devices schematic diagram of oil removing of the utility model.
Fig. 2 is the utility model Nafion pipe schematic diagrames.
In accompanying drawing：
1st, casing 2, sampling pump 3, oil removal filter
4th, oil water separator 5, air cleaner 6, cleaning pump
7th, sampling probe 8, sample air-flow gauge 9, Nafion pipes
10th, Nafion flowmeter for pipe 11, analyzer 12, blowoff electromagnetic valve
13rd, three-way magnetic valve before sampling magnetic valve 14, blowback magnetic valve 15, pump
16th, three-way magnetic valve 17, the time relay 18, control relay after pump
19th, sample gas air inlet 20, blowback air inlet 21, air inlet
22nd, sewage draining exit 23, sample gas exhaust outlet 24, air exhaust port
25th, by-pass port 91, 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 oil removing, 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 19, blowback air inlet 20, air and entered
Gas port 21, sewage draining exit 22, sample gas exhaust outlet 23 and air exhaust port 24, the sampling unit include sampling probe 7, sampling pump 2
With sampling magnetic valve 13, the processing unit include oil removal filter 3, oil water separator 4, magnetic valve, Nafion pipes 9,
Nafion flowmeter for pipe 10, sample air-flow gauge 8 and cleaning pump 6, the monitoring unit include analyzer 11, the backflush unit bag
Air cleaner 5 and blowback magnetic valve 14 are included, the sampling probe 7 is sequentially connected sample gas air inlet 19, sampling electricity by pipeline
Magnet valve 13, oil water separator 4, oil removal filter 3, sampling pump 2, Nafion pipes 9, sample air-flow gauge 8 and analyzer 11, sample gas row
Gas port 23, described control unit includes relay, and the relay is electrically connected at the sampling magnetic valve 13, blowback magnetic valve
14th, sampling pump 2 and magnetic valve, the relay are included on the time relay 17 and control relay 18, the time relay
Provided with input module and display module, the input module is used for the instruction for receiving user's manually input, and the input module is
Sampling time module and scavenging period module, are respectively used to above the setting of sampling time and scavenging period, the input module
Provided with corresponding display module, the display module is used to show the data message that input module is inputted in real time in real time, described
The instruction that control relay 18 is used to obtain in the time relay is converted to control signal and is sent to the sampling electromagnetism
Valve 13, blowback magnetic valve 14, sampling pump 2 and magnetic valve, to control the sampling magnetic valve 13, blowback magnetic valve 14, sampling pump 2
With the work of magnetic valve, the control signal includes opening the time of magnetic valve, the unlatching duration of magnetic valve, the unlatching of sampling pump
With close, sampling duration, cleaning duration and close at least one of magnetic valve time.The magnetic valve is provided with 3, respectively pump
Three-way magnetic valve 16 and blowoff electromagnetic valve 12 after preceding three-way magnetic valve 15, pump, for the gas or liquid between control pipeline
Break-make.Three-way magnetic valve 15, the He of sampling pump 2 before pump are connected by pipeline between the oil removal filter 3 and sampling pump 2
Three-way magnetic valve 16 after pump is connected by pipeline between Nafion pipes 9.Described one end of air cleaner 5 is by pipeline and instead
Blow into gas port 20 to connect, the other end is sequentially connected blowback magnetic valve 14 and sampling pump 2 by pipeline, the sampling pump 2 passes through pipe
Road is sequentially connected after pump three-way magnetic valve 15 and oil removal filter 3 before three-way magnetic valve 16, pump.The oil water separator 4, oil removing
The lower end of filter 3 connects drainpipe respectively, and drainpipe is connected by blowoff electromagnetic valve 12 with sewage draining exit 22, and three are powered after the pump
Magnet valve 16 is also connected by pipeline with by-pass port 25, can carry out pressure release by the port.
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 16, the other end of 9 inner tubal wall of Nafion pipes 91 connection sample air-flow gauge 8, institute
State the one end of 9 outer tube wall of Nafion pipes 92 to be connected with air inlet 21 by pipeline, the other end of 9 outer tube wall of Nafion pipes 92 is successively
Nafion flowmeter for pipe 10 and cleaning pump 6 are connected, the cleaning pump 6 connects air exhaust port 24.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 10, the Nafion flowmeter for pipe 10 is by the air-flow for controlling cleaning pump 6 to produce flow speed stability, finally by air exhaust port 24
Discharge.
Function mode：Input sample time in sampling time module on the time relay 17, the time relay 17 will
The instruction of manually input is sent to control relay 18, and control relay 18 is received after process instruction, opens sampling pump 2 and adopts
Sample magnetic valve 13, the sample gas of extraction is sequentially passed through sampling pump 2 into sampling probe 7 and sampling magnetic valve 13 is re-fed into oil water separator
4 carry out sample qi exhaustion oil, and the lower end of the oil water separator 4 connection drainpipe discharges the oil after de-oiling from sewage draining exit 22, the oil
The one end of separator 4 connects oil removal filter 3, and the sample pneumatic transmission after oil water separator 4 is separated, which enters in oil removal filter 3, to be carried out again
Secondary filtering oil removing, the lower end of the oil removal filter 3 connection drainpipe discharges the oil after de-oiling from sewage draining exit 22, treats above-mentioned sample gas
After the completion of oil removing, sample gas passes sequentially through three-way magnetic valve 16 after three-way magnetic valve 15 before pump, sampling pump 2, pump, finally by
Nafion pipes 9 are sequentially sent to sample air-flow gauge 8, analyzer 11 and sample gas exhaust outlet 23 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 11, the sample air-flow gauge 8 with
Just the flow velocity of accurate control sample gas, is prevented because flow velocity is too fast so as to Failure analysis instrument 11, and the analyzer 11 is to monitor conveying
The VOCs numerical value of sample gas in analyzer 11, sample gas after monitoring is by being connected to the row of sample gas exhaust outlet 23 of the one end of analyzer 11
Go out.After a period of time, by setting the blowback time on the time relay 17, the time relay 17 feeds back to signal
Three-way magnetic valve 16, the and of blowback magnetic valve 14 after three-way magnetic valve 15, pump before control relay 18, the controlling pump of control relay 18
Blowoff electromagnetic valve 12 is acted, and sampling magnetic valve 13 stops, while controlling sampling pump 2 to extract extraneous air, air is sent into air
Filter 5 carries out removal of impurities, is then sequentially sent to threeway before three-way magnetic valve 16, pump after blowback magnetic valve 14, sampling pump 2, pump
Magnetic valve 15, finally carries out blowback cleaning to oil removal filter 3, oil water separator 4 and inner-walls of duct, is cleaned dirt out
Dirty impurity is discharged with purge flow from the sewage draining exit 22 below oil removal filter 3, oil water separator 4 and pipeline.
【Embodiment】
Using Fig. 1 device, the oil clearance in sample gas is up to 95%, and its device deoiling effect is good, solves at device
The halfway problem of unit oil removing is managed, so as to ensure that the accuracy of monitoring result.Backflush unit can be by product in device simultaneously
The poly- oil do not arranged 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, its device does not carry out oil removing,
The oil do not arranged can not will be gathered in device to discharge in time, have a strong impact on the accuracy of monitoring result, also can not be continuous for a long time
On-line monitoring.
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 (1)
1. a kind of anti-blocking VOCs on-Line Monitor Devices of oil removing, 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 include oil removal filter, oil water separator, magnetic valve, Nafion pipes, Nafion flowmeter for pipe, sample air-flow gauge and
Cleaning pump, the monitoring unit includes analyzer, and the backflush unit includes air cleaner and blowback magnetic valve, the sampling
Probe is sequentially connected sample gas air inlet, sampling magnetic valve, oil water separator, oil removal filter, sampling pump, Nafion by pipeline
Pipe, sample air-flow gauge, analyzer and sample gas exhaust outlet, described control unit include relay, and the relay is electrically connected at
The sampling magnetic valve, blowback magnetic valve, sampling pump and magnetic valve, the relay include the time relay and control relay
Device, the time relay is provided with input module and display module, and the input module is used to receive user's manually input
Instruction, the input module is sampling time module and scavenging period module, is respectively used to setting for sampling time and scavenging period
It is fixed, corresponding display module is provided with above the input module, the display module is used to show that input module is real-time in real time
The data message of input, the control relay is used for the instruction that obtains the time relay, and to be converted to control signal concurrent
Give the sampling magnetic valve, blowback magnetic valve, sampling pump and magnetic valve, with control the sampling magnetic valve, blowback magnetic valve,
The work of sampling pump and magnetic valve, the control signal includes opening time, unlatching duration, the sampling pump of magnetic valve of magnetic valve
Opening and closing, sampling duration, cleaning duration and close at least one of magnetic valve time, the magnetic valve is provided with 3,
Three-way magnetic valve and blowoff electromagnetic valve after three-way magnetic valve, pump before pump respectively, for the gas or liquid between control pipeline
Break-make, three-way magnetic valve, the sampling pump and Nafion before pump are connected between the oil removal filter and sampling pump by pipeline
Three-way magnetic valve after pump is connected by pipeline between pipe, the Nafion pipes are made up of inner tubal wall and outer tube wall, described
Nafion pipe inner tubal wall one end passes through three-way magnetic valve after pipeline and pump, Nafion pipe inner tubal walls other end connection sample throughput
Meter, described Nafion pipes outer tube wall one end is connected by pipeline with air inlet, and the Nafion pipe outer tube wall other ends connect successively
Nafion flowmeter for pipe and cleaning pump are connect, the cleaning pump connects air exhaust port, and described air cleaner one end passes through pipeline
It is connected with blowback air inlet, the other end is sequentially connected blowback magnetic valve and sampling pump by pipeline, the sampling pump passes through pipeline
It is sequentially connected three-way magnetic valve after pump, three-way magnetic valve and oil removal filter before pump, the oil water separator and oil removal filter
Lower end connects drainpipe respectively, and drainpipe is connected by blowoff electromagnetic valve with sewage draining exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720087474.3U CN206540885U (en) | 2017-01-21 | 2017-01-21 | A kind of anti-blocking VOCs on-Line Monitor Devices of oil removing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720087474.3U CN206540885U (en) | 2017-01-21 | 2017-01-21 | A kind of anti-blocking VOCs on-Line Monitor Devices of oil removing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206540885U true CN206540885U (en) | 2017-10-03 |
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ID=59940494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720087474.3U Active CN206540885U (en) | 2017-01-21 | 2017-01-21 | A kind of anti-blocking VOCs on-Line Monitor Devices of oil removing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206540885U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596868A (en) * | 2017-01-21 | 2017-04-26 | 江苏旭龙环境科技有限公司 | Deoiling and anti-clogging VOCs online monitoring apparatus |
| CN113804511A (en) * | 2020-05-29 | 2021-12-17 | 同方威视技术股份有限公司 | Handheld gas sampling device and gas detection system |
-
2017
- 2017-01-21 CN CN201720087474.3U patent/CN206540885U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596868A (en) * | 2017-01-21 | 2017-04-26 | 江苏旭龙环境科技有限公司 | Deoiling and anti-clogging VOCs online monitoring apparatus |
| CN113804511A (en) * | 2020-05-29 | 2021-12-17 | 同方威视技术股份有限公司 | Handheld gas sampling device and gas detection system |
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