CN214703456U - VOCs on-line monitoring device - Google Patents
VOCs on-line monitoring device Download PDFInfo
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- CN214703456U CN214703456U CN202120540448.8U CN202120540448U CN214703456U CN 214703456 U CN214703456 U CN 214703456U CN 202120540448 U CN202120540448 U CN 202120540448U CN 214703456 U CN214703456 U CN 214703456U
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Abstract
The utility model discloses a VOCs on-line monitoring device, include: the device comprises a body, a filtering structure and a gas chromatographic analyzer, wherein the filtering structure is arranged in the middle of the body, a clamping groove is formed in one side of the filtering structure, a filtering layer is clamped in the clamping groove, a dust removing layer and a water removing layer are sequentially arranged on the filtering layer from top to bottom, a connecting seat is arranged on the other side of the filtering layer, a fixing seat is arranged at the position, where the connecting seat penetrates through the side wall of the body, of the connecting seat, a clamping seat is arranged below the fixing seat, a cross rod penetrates through the clamping seat and is connected with the inside of the clamping seat in a sliding mode, the upper end of the cross rod is clamped in a groove, and a spring is arranged in the middle of the cross rod; filtering mechanism below one side is equipped with the pipeline of giving vent to anger, and pipeline one side of giving vent to anger is equipped with the sampling pipeline, installs the sampler on the sampling pipeline, and the sampling pipeline opposite side is connected with gas chromatography appearance, gas chromatography appearance below and data acquisition processing mechanism electric connection, and data acquisition processing mechanism one side is equipped with the alarm. The utility model discloses can remove dust and dehumidify, promote the monitoring analysis result degree of accuracy.
Description
Technical Field
The utility model relates to a monitoring devices field, concretely relates to VOCs on-line monitoring device.
Background
In China, VOCs refer to organic compounds with saturated vapor pressure of more than 70Pa at normal temperature and boiling point of less than 260 ℃ at normal pressure, or all organic compounds with vapor pressure of more than or equal to 10Pa and volatility at 20 ℃. The harm of volatile organic compounds is obvious, on one hand, the volatile organic compounds can directly harm human health, mainly stimulate eyes and respiratory tracts, cause skin allergy, and cause headache, pharyngalgia and hypodynamia to people. On the other hand, VOCs can harm the environment and indirectly harm human health, and VOCs in the atmospheric environment are important precursor substances for forming fine particles (PM2.5) and ozone.
The problems existing in the prior art are as follows: present VOCs on-line monitoring device is when the sample, and dust and moisture that contain in the gas can exert an influence to the monitoring analysis result, consequently need provide a VOCs on-line monitoring device, can remove dust and dehumidify, promotes the monitoring analysis result degree of accuracy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a VOCs on-line monitoring device to solve the problem that proposes in the above-mentioned technical background.
In order to solve the above problem, the utility model provides a following technical scheme: an online monitoring device for VOCs, comprising: body, filtration and gas chromatography appearance, the body middle part is equipped with filtration, filtration one side is equipped with the draw-in groove, the joint has the filter layer in the draw-in groove, filter layer from the top down is equipped with dusting layer and dewatering layer in proper order, the connecting seat is installed to the filter layer opposite side, the connecting seat passes body lateral wall department and installs the fixing base, the cassette is installed to the fixing base below, the horizontal pole has been worn in the cassette, horizontal pole and the inside sliding connection of cassette, in the recess was gone into to horizontal pole upper end card, the horizontal pole middle part is equipped with the spring.
Filtration below one side is equipped with the pipeline of giving vent to anger, pipeline one side of giving vent to anger is equipped with the sampling pipeline, install the sampler on the sampling pipeline, the sampling pipeline opposite side is connected with gas chromatography appearance, gas chromatography appearance below and data acquisition processing mechanism electric connection, data acquisition processing mechanism one side is equipped with the alarm.
Preferably, an air inlet pipeline is arranged above the filtering structure, the top of the body is penetrated through the upper portion of the air inlet pipeline to extend to the outer side of the body, and an air pump is arranged on the air inlet pipeline.
Preferably, the port of the air inlet pipeline is provided with an electromagnetic valve, and the air inlet pipeline is provided with a flowmeter.
Preferably, a sealing ring is arranged between the fixed seat and the side wall of the body.
Preferably, a clamping block is arranged at the upper end of the spring and is abutted to the fixed seat.
Preferably, universal wheels are installed around the bottom of the body.
Preferably, a handle is arranged at the tail end of the cross rod.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the design has the filter layer, is equipped with dusting layer and dewatering layer in proper order in the filter layer, can get rid of dust and moisture that contain in the gas under test one by one, prevents that follow-up from causing the influence to the monitoring analysis result, causes the damage to equipment even.
The utility model discloses a data acquisition and processing mechanism even has the alarm, can trigger the alarm when monitoring analysis result data is unreasonable, reminds the staff.
This use neotype side of filter layer is equipped with fixing base and horizontal pole, makes the horizontal pole break away from the recess of fixing base when the pulling horizontal pole, can conveniently change the filter layer, hoisting device life.
The utility model has the advantages of can remove dust and dehumidify, promote monitoring analysis result degree of accuracy, long service life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the gas chromatography device comprises a body 1, a gas inlet pipeline 2, an electromagnetic valve 21, an air pump 22, a flow meter 23, a filtering structure 3, a clamping groove 4, a filtering layer 5, a dust removing layer 51, a water removing layer 52, a connecting seat 6, a sealing ring 7, a fixing seat 8, a groove 9, a cross rod 10, a clamping block 11, a spring 12, a clamping seat 13, a handle 14, a gas outlet pipeline 15, a sampling pipeline 16, a sampler 17, a gas chromatography analyzer 18, a data acquisition processing mechanism 19, an alarm 20 and a universal wheel 111.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without inventive achievements all belong to the protection scope of the present invention.
As shown in the figure, the utility model provides a technical scheme: an online monitoring device for VOCs, comprising: body 1, filtration 3 and gas chromatography appearance 18, body 1 middle part is equipped with filtration 3, and filtration 3 top is equipped with admission line 2, and admission line 2 top is passed 1 top of body and is extended to the body 1 outside, is equipped with air pump 22 on admission line 2, and admission line 2 port department is equipped with solenoid valve 21, installs flowmeter 23 on the admission line 2, conveniently monitors the gas flow rate.
3 one side of filtration is equipped with draw-in groove 4, and the joint has filter layer 5 in the draw-in groove 4, and filter layer 5 from the top down is equipped with dust layer 51 and dewatering layer 52 in proper order, and connecting seat 6 is installed to 5 opposite sides of filter layer, and connecting seat 6 passes 1 lateral wall department of body and installs fixing base 8, is equipped with sealing washer 7 between fixing base 8 and the 1 lateral wall of body. A clamping seat 13 is installed below the fixing seat 8, a cross rod 10 penetrates through the clamping seat 13, the cross rod 10 is connected with the clamping seat 13 in a sliding mode, the upper end of the cross rod 10 is clamped into the groove 9, and a spring 12 is arranged in the middle of the cross rod 10. The upper end of the spring 12 is provided with a clamping block 11, the clamping block 11 is abutted to the fixing seat 8, the cross rod 10 is separated from the groove 9 of the fixing seat 8 by pulling the cross rod 10, the filter layer 5 can be conveniently replaced, and the end part of the cross rod 10 is embedded into the groove 9 again to be fixed after the filter layer 5 is replaced, so that the service life of the device can be effectively prolonged.
3 below one side of filtration is equipped with outlet pipe way 15, outlet pipe way 15 one side is equipped with sampling pipe 16, install sampler 17 on the sampling pipe 16, the sampling pipe 16 opposite side is connected with gas chromatography appearance 18, gas chromatography appearance 18 below and 19 electric connection of data acquisition processing mechanism, 19 one sides of data acquisition processing mechanism are equipped with alarm 20, can trigger alarm 20 when monitoring analysis result data is unreasonable, can remind the staff to notice. The universal wheels 111 are arranged around the bottom of the body 1, so that the device is convenient to move.
The utility model discloses at the during operation, open solenoid valve 21, start air pump 22, get into gas from admission line 2, gas passes through filter layer 5, and the dust in the gas can be got rid of to the dust layer 51 in the filter layer 5, and the moisture in the gas can be got rid of to the water layer 52, goes out from outlet duct 15 behind filter layer 5. At this moment, the sampler 17 collects a certain amount of gas samples from the gas outlet pipeline 15 and then conveys the gas samples to the gas chromatograph 18 through the sampling pipeline 16 for monitoring and analysis, the data acquisition and processing mechanism 19 processes the analysis result after the analysis is completed, if the actual result is not in accordance with the reasonable range, the alarm 20 is triggered to remind the staff of paying attention, and at this moment, the monitoring and analysis work is completed.
Although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts will be within the scope of the appended claims.
Claims (7)
1. An online monitoring device for VOCs, comprising: body (1), filtration (3) and gas chromatography appearance (18), its characterized in that: the filter structure is characterized in that a filter structure (3) is arranged in the middle of the body (1), a clamping groove (4) is formed in one side of the filter structure (3), a filter layer (5) is clamped in the clamping groove (4), a dust removing layer (51) and a water removing layer (52) are sequentially arranged on the filter layer (5) from top to bottom, a connecting seat (6) is arranged on the other side of the filter layer (5), a fixing seat (8) is arranged at the position, where the connecting seat (6) penetrates through the side wall of the body (1), a clamping seat (13) is arranged below the fixing seat (8), a cross rod (10) penetrates through the clamping seat (13), the cross rod (10) is connected with the inside of the clamping seat (13) in a sliding mode, the upper end of the cross rod (10) is clamped into a groove (9), and a spring (12) is arranged in the middle of the cross rod (10);
filtration (3) below one side is equipped with pipeline (15) of giving vent to anger, pipeline (15) one side of giving vent to anger is equipped with sampling pipeline (16), install sampler (17) on sampling pipeline (16), sampling pipeline (16) opposite side with gas chromatography appearance (18) are connected, gas chromatography appearance (18) below and data acquisition processing mechanism (19) electric connection, data acquisition processing mechanism (19) one side is equipped with alarm (20).
2. The online monitoring device for VOCs according to claim 1, wherein: air inlet pipe (2) are arranged above the filtering structure (3), the top of the air inlet pipe (2) penetrates through the top of the body (1) and extends to the outer side of the body (1), and an air pump (22) is arranged on the air inlet pipe (2).
3. The on-line monitoring device for VOCs according to claim 2, wherein: and an electromagnetic valve (21) is arranged at the port of the air inlet pipeline (2), and a flowmeter (23) is installed on the air inlet pipeline (2).
4. The online monitoring device for VOCs according to claim 1, wherein: and a sealing ring (7) is arranged between the fixed seat (8) and the side wall of the body (1).
5. The online monitoring device for VOCs according to claim 1, wherein: a clamping block (11) is arranged at the upper end of the spring (12), and the clamping block (11) is abutted against the fixed seat (8).
6. The online monitoring device for VOCs according to claim 1, wherein: the universal wheels (111) are installed around the bottom of the body (1).
7. The online monitoring device for VOCs according to claim 1, wherein: the tail end of the cross rod (10) is provided with a handle (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120540448.8U CN214703456U (en) | 2021-03-16 | 2021-03-16 | VOCs on-line monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120540448.8U CN214703456U (en) | 2021-03-16 | 2021-03-16 | VOCs on-line monitoring device |
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| Publication Number | Publication Date |
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| CN214703456U true CN214703456U (en) | 2021-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120540448.8U Active CN214703456U (en) | 2021-03-16 | 2021-03-16 | VOCs on-line monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414706A (en) * | 2022-03-30 | 2022-04-29 | 南通森呼吸环保科技有限公司 | Efficient detection device and detection method for benzene series volatile organic components |
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2021
- 2021-03-16 CN CN202120540448.8U patent/CN214703456U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414706A (en) * | 2022-03-30 | 2022-04-29 | 南通森呼吸环保科技有限公司 | Efficient detection device and detection method for benzene series volatile organic components |
| CN114414706B (en) * | 2022-03-30 | 2022-06-21 | 南通森呼吸环保科技有限公司 | Efficient detection device and detection method for benzene series volatile organic components |
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