CN211179178U - Novel CEMS system's full system calibration sample thief - Google Patents
Novel CEMS system's full system calibration sample thief Download PDFInfo
- Publication number
- CN211179178U CN211179178U CN201922026141.1U CN201922026141U CN211179178U CN 211179178 U CN211179178 U CN 211179178U CN 201922026141 U CN201922026141 U CN 201922026141U CN 211179178 U CN211179178 U CN 211179178U
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- transmission pipeline
- calibration
- electromagnetic valve
- way electromagnetic
- solenoid valve
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- 238000000738 capillary electrophoresis-mass spectrometry Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 239000000523 sample Substances 0.000 claims abstract description 24
- 238000005070 sampling Methods 0.000 claims abstract description 17
- 238000004458 analytical method Methods 0.000 claims abstract description 9
- 230000035939 shock Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 45
- 238000000034 method Methods 0.000 description 6
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses a novel CEMS system's total system calibration sample thief, its characterized in that: the sampling probe, the calibration device, the air pump and the analysis instrument are sequentially connected through pipelines, the calibration device comprises a three-way electromagnetic valve and a transmission pipeline, the transmission pipeline is a heat tracing pipe, two ends of the transmission pipeline are respectively connected with the sampling probe and the air pump through the three-way electromagnetic valve, and a forward and reverse rotating fan is arranged in the middle of the transmission pipeline. The utility model discloses a three solenoid valve replaces original two-way solenoid valve, saves the gaseous quantity of standard greatly, and the cooperation of fan, three solenoid valve and transmission pipeline of just reversing is used, avoids interface blocking phenomenon, increases equipment life, and the cooperation of fan, three solenoid valve and aspiration pump of just reversing is used, and gaseous velocity of flow and flow in the better control pipeline improve calibration efficiency and rate of accuracy.
Description
Technical Field
The utility model relates to a CEMS system field, concretely relates to calibration sample thief of CEMS system.
Background
5.4.4.2 in HJ76-2017 fixed pollution source flue gas (SO2, NOX and particulate matter) emission continuous monitoring system technical requirements and inspection method, regulation: the gaseous pollutant CEMS adopting the extraction measurement mode has a fixed standard gas full-system calibration function convenient to operate; i.e. a full system calibration from the sample collection and transfer device, the pre-processing apparatus and the analysis instrument can be accomplished.
In the prior art, a connector (F port) is additionally arranged on a sampler, standard gas is directly communicated into the sampler through the connector, and then is pumped back to an analyzer through an air pump for measurement, because the sampler is directly connected with a flue or a chimney, a large amount of standard gas is diffused into the flue, so that ineffective waste is caused, the waste rate of the standard gas is greatly improved, and the working strength of purchasers is increased; when the air pump pumps air into the analysis instrument, the flow speed of the air cannot be controlled due to high power, and when the air temperature is low, the air in the pipeline is easy to condense to block the interface.
Disclosure of Invention
For solving the above-mentioned problem, the utility model aims at providing a novel CEMS system's total system calibration sample thief will sample two-way solenoid valve design and be three-way solenoid valve, remove the former F interface that increases, the problem that the gaseous quantity of total system calibration in-process standard of having solved conventional CEMS system is big, extravagant serious, also can collect the standard gas that does not utilize in the pipeline, carry out repetitious usage, trade ordinary pipeline for companion's heat transmission pipeline, add positive reverse fan, the control gas velocity of flow, avoid interface blocking phenomenon.
The utility model adopts the technical proposal that:
the utility model provides a novel CEMS system's full system calibration sample thief, includes sampling probe, calibrating device, aspiration pump and analytical instrument, sampling probe, calibrating device, aspiration pump and analytical instrument connect gradually through the pipeline, calibrating device includes three solenoid valve and transmission pipeline, transmission pipeline is the heat tracing pipe, avoids gaseous condensation to appear in transportation process, blocks up three solenoid valve interface, transmission pipeline both ends are passed through three solenoid valve connects respectively sampling probe with the aspiration pump, transmission pipeline middle part is equipped with the fan that just reverses, the fan that just reverses is high temperature resistant, still can keep high-speed rotational speed under high temperature, long service life and silence reduce calibrating device's vibration range.
Preferentially, be close to aspiration pump one end the three-way solenoid valve gas storage end is connected with the gas storage tank, carries out the total system calibration back, and the standard gas that does not utilize in the collecting tube of being convenient for carries out purification debugging back in order to supply next time calibration to use, reduces the gaseous unrestrained rate and the cost of standard, reduces purchasing staff's work load.
Preferentially, the medium end of the three-way electromagnetic valve close to the end of the sampling probe is connected with the standard gas control valve, so that the sampling probe is prevented from being opened more interfaces, a large amount of standard gas is wasted, and the cost is reduced.
Preferentially, the contact point of the forward and reverse rotation fan and the transmission pipeline is provided with a shock pad, so that the vibration amplitude of the transmission pipeline is reduced, and the service life of the calibration device is prolonged.
Preferentially, the three-way electromagnetic valve is made of stainless steel, has strong action fatigue resistance, high temperature resistance and high sealing performance, reduces the leakage of gas, prolongs the service life of equipment and reduces the cost.
The utility model has the advantages that:
1. the three-way electromagnetic valve is adopted to replace an original opening-increasing interface and a two-way electromagnetic valve, so that the manufacturing cost of equipment is reduced, and meanwhile, the opening size of the electromagnetic valve is controlled, so that the flow speed and the flow of gas in the calibration device can be controlled;
2. the transmission pipeline adopts a heat tracing pipe, so that the condensation of gas is avoided in the calibration process, the electromagnetic valve interface is blocked, and the transmission pipeline is convenient to clean after calibration;
3. the positive and negative rotating fans are additionally arranged in the middle of the transmission pipeline, so that the air pump can be conveniently matched to control the flow rate of gas in the calibration process, the power of the air pump is reduced, and the collection of unused standard gas is facilitated after calibration.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a gas circuit structure diagram of the present invention;
fig. 2 is the gas path structure diagram of the original sampler of the present invention.
Labeled as: 1. the device comprises a sampling probe, 2 parts of a calibration device, 21 parts of a three-way electromagnetic valve, 22 parts of a transmission pipeline, 23 parts of a positive and negative rotation fan, 24 parts of a gas storage tank, 25 parts of a two-way electromagnetic valve, 26 parts of a standard gas control valve, 3 parts of an air pump, 4 parts of an analysis instrument and 5 parts of a flue.
Detailed Description
As shown in fig. 1, a novel complete system calibration sampler of a CEMS system, including sampling probe 1, calibrating device 2, aspiration pump 3 and analysis instrument 4, sampling probe 1, calibrating device 2, aspiration pump 3 and analysis instrument 4 connect gradually through the pipeline, calibrating device 2 includes three-way solenoid valve 21 and transmission pipeline 22, transmission pipeline 22 is the heat tracing pipe, avoid gas to appear the condensation in transportation process, block up three-way solenoid valve 21 interface, transmission pipeline 22 both ends are connected sampling probe 1 and aspiration pump 3 respectively through three-way solenoid valve 21, transmission pipeline 22 middle part is equipped with positive reverse fan 23, positive reverse fan 23 is high temperature resistant, still can keep high-speed rotation speed under high temperature, long service life and silence, reduce calibration device 2's vibration range.
Specifically, as shown in fig. 1, the gas storage tank 24 is connected to the gas storage end (H) of the three-way electromagnetic valve 21 near one end of the air pump 3, so that the unused standard gas in the pipeline can be conveniently collected after the whole system calibration, and the standard gas can be used for next calibration after purification and debugging, thereby reducing the waste rate and cost of the standard gas, and reducing the workload of purchasing staff.
Specifically, as shown in fig. 1, the medium end (C) of the three-way electromagnetic valve 21 near the end of the sampling probe 1 is connected to the standard gas control valve 26, so that a large amount of waste of standard gas caused by opening more interfaces on the sampling probe 1 is avoided, and the cost is reduced.
Specifically, as shown in fig. 1, a shock pad is disposed at a contact point between the forward and reverse rotation fan 23 and the transmission pipeline 22, so that the vibration amplitude of the transmission pipeline 22 is reduced, and the service life of the calibration device 2 is prolonged.
Specifically, as shown in fig. 1, the three-way electromagnetic valve 21 is made of stainless steel, has strong motion fatigue resistance, high temperature resistance and high sealing performance, reduces gas leakage, prolongs the service life of equipment and reduces the cost.
As shown in fig. 1, the working principle of the present invention is: during calibration, the three-way electromagnetic valve 21BC port and the FG port are opened, and the standard gas is pumped by the air pump 3 through the three-way electromagnetic valve 21BC port and the FG port through the control valve 26 and is sent into the analysis instrument 4 along a pipeline for calibration. In the extraction process, the transmission pipeline 22 is heated, standard gas condensation is avoided, the connector of the three-way electromagnetic valve 21 is blocked, the rotation adjustment of the forward and reverse rotating fan 23 and the adjustment of the opening size of the three-way electromagnetic valve 21 are matched with the air suction pump 3 to control the flow speed and the flow of the gas in the transmission process, when the flow speed is high, the connector of the three-way electromagnetic valve 21 is reduced, the forward and reverse rotating fan 23 rotates reversely, the gas in the pipeline is extracted, the flow speed of the gas entering the analysis instrument 4 is reduced, when the flow speed is low, the forward and reverse. After calibration, the residual gas in the pipeline is not utilized, the standard gas control valve 26 is closed, the three-way electromagnetic valve 21BC port and the FH port are opened, the transmission pipeline 22 is heated, the forward and reverse rotating fan 23 rotates positively, the gas on the BD side of the forward and reverse rotating fan 23 is extracted to the EF side, the residual gas in the pipeline is accelerated to enter the gas storage tank 24 through the three-way electromagnetic valve 21FH port, and the residual gas is purified for next calibration.
The utility model has the advantages that: adopt three-way solenoid valve to replace original two-way solenoid valve, simplify the sampling probe structure, reduce the waste rate of standard gas by a wide margin, add the gas holder simultaneously and collect and do not utilize standard gas, improve the gaseous rate of utilization of standard, reduce purchasing personnel working strength, reduce purchasing cost, simultaneously, positive and negative fan, the cooperation of heat tracing pipe transmission pipeline and three-way solenoid valve is used, the condensation of having avoided gas leads to three-way solenoid valve interface to block up, the control pipeline internal gas velocity of flow does, the life of increase equipment, the efficiency of calibration is improved, the error rate is reduced.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A novel full system calibration sampler of CEMS system which characterized in that: the sampling probe, the calibration device, the air pump and the analysis instrument are sequentially connected through a pipeline, the calibration device comprises a three-way electromagnetic valve and a transmission pipeline, the transmission pipeline is a heat tracing pipe, two ends of the transmission pipeline are respectively connected with the sampling probe and the air pump through the three-way electromagnetic valve, and a forward and reverse rotating fan is arranged in the middle of the transmission pipeline.
2. A novel system-wide calibration sampler for a CEMS system as claimed in claim 1, wherein: and the gas storage end of the three-way electromagnetic valve close to one end of the air pump is connected with a gas storage tank.
3. A novel system-wide calibration sampler for a CEMS system as claimed in claim 1, wherein: and the medium end of the three-way electromagnetic valve close to the sampling probe end is connected with a standard gas control valve.
4. A novel system-wide calibration sampler for a CEMS system as claimed in claim 1, wherein: and a shock absorption pad is arranged at the contact point of the forward and reverse rotating fan and the transmission pipeline.
5. A novel system-wide calibration sampler for a CEMS system as claimed in claim 1, wherein: the three-way electromagnetic valve is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922026141.1U CN211179178U (en) | 2019-11-21 | 2019-11-21 | Novel CEMS system's full system calibration sample thief |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922026141.1U CN211179178U (en) | 2019-11-21 | 2019-11-21 | Novel CEMS system's full system calibration sample thief |
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| Publication Number | Publication Date |
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| CN211179178U true CN211179178U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922026141.1U Active CN211179178U (en) | 2019-11-21 | 2019-11-21 | Novel CEMS system's full system calibration sample thief |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577789A (en) * | 2020-12-07 | 2021-03-30 | 南京波瑞自动化科技有限公司 | Dilution and jet flow two-in-one constant-speed sampling device |
-
2019
- 2019-11-21 CN CN201922026141.1U patent/CN211179178U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577789A (en) * | 2020-12-07 | 2021-03-30 | 南京波瑞自动化科技有限公司 | Dilution and jet flow two-in-one constant-speed sampling device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240608 Address after: No. 85 Xingmin South Road, Jiangning District, Nanjing City, Jiangsu Province, 210000 Patentee after: NANJING BORY AUTOMATION TECHNOLOGY Co.,Ltd. Country or region after: China Patentee after: Du Yu Address before: No. 85 Xingmin South Road, Jiangning District, Nanjing City, Jiangsu Province, 210000 Patentee before: NANJING BORY AUTOMATION TECHNOLOGY Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |