CN201222065Y - Continuous sampling gas analysis system and probe telescoping sampling apparatus - Google Patents
Continuous sampling gas analysis system and probe telescoping sampling apparatus Download PDFInfo
- Publication number
- CN201222065Y CN201222065Y CNU2008200384336U CN200820038433U CN201222065Y CN 201222065 Y CN201222065 Y CN 201222065Y CN U2008200384336 U CNU2008200384336 U CN U2008200384336U CN 200820038433 U CN200820038433 U CN 200820038433U CN 201222065 Y CN201222065 Y CN 201222065Y
- Authority
- CN
- China
- Prior art keywords
- probe
- high temperature
- guide rail
- flexible
- temperature sampling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2247—Sampling from a flowing stream of gas
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N2001/2285—Details of probe structures
- G01N2001/2291—Movable probes, e.g. swivelling, swinging
Abstract
The utility model discloses a gas analysis system capable of continuous sampling for analysis and a probe extension sampling device thereof. The gas analysis system comprises a double-probe-alternative automatic extension sampling device and an analysis cabinet, wherein the automatic extension sampling device includes two identical probe extension sampling devices, the motion and the length of alternative extension of the probes in the probe extension sampling devices are controlled by a PLC program in an electric box, and simple gases in the two high-temperature sampling probes passing through a filter heater are transmitted to the analysis cabinet respectively via a sample gas output pipeline. The analysis cabinet are mainly composed of sample gas processing modules such as an analyzer, a PLC control system, various valves and a flowmeter. The gas analysis system is entirely compact in structure and convenient in installation, debugging and maintenance, and can obviously change the drawback of incapability for continuous sampling in case of the previous single probe. Through continuous sampling, actual situation of combustion process can be better learned, thereby correctly analyzing compositions of CO, O2, NOx and the like, increasing the precision and the efficiency of gas analysis, and guaranteeing product quality.
Description
Technical field:
The utility model relates to a kind of gas analysis system, specifically is the flexible sampler of a kind of industrial furnace high-temperature end serial sampling gas analysis system and probe that this system adopted.
Background technology:
National economy industries such as the iron and steel of China, cement, electric power are all being carried out large-scale technological transformation by sophistication at present, reach and optimize the structure of production, and improve the quality, and reduce cost, and increase benefit, and energy savings reduces and pollutes, safing target.Because the import equipment performance can not adapt to the stove of industries such as China's iron and steel, cement, electric power at high temperature, high dust, long-term and the requirement of operation continuously under the bad working environments condition of deep-etching, and domestic not have ripe product again available, general high temperature sample analysis all adopts the work of single probe interruption, burns out and stops up for preventing probe, works usually and will take out probe insertion more after cooling in 10-15 minute, because of sample analysis that can not be continuous, just be difficult to understand the truth of burning overall process.So inefficiency, analysis precision is poor.
The applicant once adopted patented technology " a lot of dust flow media filtrator ", " self-cleaning type high temperature sampling probe ", " SO of self
3Filtrator " reach " sampling of heat pipe high temperature " innovative technology, successfully broken through analytic system at high temperature, high dust, under the bad working environments of deep-etching, long-term continuously, reliability service carry out sample analysis.Owing to still adopt single probe sampling structure,, also do not reach the effect of serial sampling fully though make probe extend to 20 minutes sample time.The utility model has been broken traditional idea, courageously proposed to adopt two probes to replace serial sampling, significantly improved work efficiency and gas analysis precision, prolonged the serviceable life of probe greatly, industrial furnace high-temperature end gas analysis system has been pushed to a new step.
The utility model content:
Technical problem to be solved in the utility model provides and a kind ofly can replace the gas analysis system of serial sampling and the flexible sampler of probe that this system adopted.
Continuous sampling gas analysis system described in the utility model, comprise the alternately automatically flexible sampler of two probes and analyze cabinet two parts, the alternately automatically flexible sampler of described two probe is made up of the flexible sampler of two identical probes, the flexible sampler of this probe comprises the high temperature sampling probe, the filtering and heating device, automatically flexible combined mechanism, the water control case, electric cabinet, forebay, afer bay, guide rail, motor and speed reduction unit, on described guide supporting mmi machine frame and the afer bay, motor and coupled speed reduction unit are installed in guide rail one end, speed reduction unit drives automatically flexible combined mechanism and can reciprocatingly slide along guide rail, the high temperature sampling probe is installed in automatically flexible combined mechanism and can slides with it, high temperature sampling probe front end stretches out outside the guide rail other end, filtering and heating device and high temperature sampling probe are connected as a single entity, the water control case, electric cabinet then is installed in the guide rail both sides, alternately expanding-contracting action of popping one's head in two flexible samplers of probe and length is by the PLC programmed control in the electric cabinet, the sample gas in two high temperature sampling probes through the filtering and heating device after sample gas output channel is delivered to the analysis cabinet respectively.
Above-mentioned automatically flexible combined mechanism comprises 4 rollers that are installed in below the high temperature sampling probe two ends, and the termination of high temperature sampling probe is fixed with chain, and makes back and forth movement with speed reduction unit by chain transmission.
Analyze in the cabinet and be provided with solenoid valve, oil mist filter, extraction valve, dehumidifier, analyser and electric-control system, the input end of two solenoid valves connects the sample gas output channel of two flexible samplers of probe respectively, connect oil mist filter, extraction valve, dehumidifier and analyser after the output terminal of two solenoid valves merges one the tunnel more successively, electric-control system is connected with above-mentioned each parts respectively and is used to control each parts.
High temperature sampling probe in the utility model, flow media filtrator, thin-walled filtrator, probe well heater etc. are installed on the rail plate of being made up of motor, reductor, chain and sprocket driving device, telescopic moving freely, alternately flexible time of two probes, at interval, length etc. is all by the PLC procedure auto-control, be 10 minutes the sample time of operated by rotary motion probe, and hocketing of two probes reached fully continuously and uninterruptedly sampling and analysing.In the course of the work; probe segment is controlled time and the length that it alternately inserts, extracts out by PLC in the electric cabinet, and the alerting signal of can sending unusually that occurs in the operational process reaches the pulpit, and corresponding pilot lamp is bright; two micro computer temperature controllers can be realized the constant temperature of popping one's head in, in order to avoid probe is burnt out.Two in addition probes switch sampling to be realized analyzing continuously, and the probe of blowback state is extracted out automatically to solve the drawback of blowback air disturbed sampling gas concentration.
Analyze cabinet and mainly contain analytical instrument, control section and the sample gas pretreatment module of being made up of the various valve members of filtrator, flowmeter etc. constitute, have " automatically " and " manually " two big state of a controls, can carry out every work such as blowback, analysis, check and correction instrument and system's leak test when system is in manual state, this state is used for start and prophylactic repair.
During the industry operation, system is in auto state, and at this moment system sends the closed information of automated contact.Sample, analyze under this state, after analyzing end, system carries out draining and reverse gas cleaning automatically, and blowback finishes to carry out next cycle analysis again.The total system compact conformation is convenient to install, debugging, and maintenance, it can significantly change the drawback that single in the past probe can not continuous sampling.By serial sampling, more can understand the truth of combustion process, correct analysis goes out CO, O
2, NO
XDeng composition, improve the precision and the efficient of gas analysis, guarantee product quality.Electric-control system control and operation are automatically adopted in whole action, and be time saving and energy saving, energy-saving and cost-reducing, compliance with environmental protection requirements.Be specially adapted to the temperature end analytic system of industries such as iron and steel, cement, power station.
Description of drawings:
Fig. 1 continuous sampling gas analysis system structure principle chart; Wherein a is the flexible sampler structural drawing of probe, and b is the left view of a figure, and c analyzes cabinet figure.
Fig. 2 analytic system process flow diagram.
Embodiment:
As Fig. 1 a, shown in Fig. 1 b and Fig. 1 c, continuous sampling gas analysis system described in the utility model, comprise the alternately automatically flexible sampler of two probes and analyze cabinet two parts, the alternately automatically flexible sampler of described two probe is made up of the flexible sampler of two identical probes, the flexible sampler of this probe comprises high temperature sampling probe 1, filtering and heating device 2, automatically flexible combined mechanism 3, water control case 4, electric cabinet 5, forebay 6, afer bay 7, guide rail 8, motor 9 and speed reduction unit 10, described guide rail 8 is supported on forebay 6 and the afer bay 7, motor 9 and coupled speed reduction unit 10 are installed in guide rail 8 one ends, speed reduction unit 10 drives automatically flexible combined mechanism 3 and can reciprocatingly slide along guide rail 8, automatically flexible combined mechanism 3 comprises 4 rollers that are installed in below high temperature sampling probe 1 two ends, and the termination of high temperature sampling probe 1 is fixed with chain, and makes back and forth movement with speed reduction unit by chain transmission.High temperature sampling probe 1 is installed in automatically flexible combined mechanism 3 and can slides with it, high temperature sampling probe 1 front end stretches out outside guide rail 8 other ends, filtering and heating device 2 is connected as a single entity with high temperature sampling probe 1, water control case 4,5 of electric cabinets are installed in the guide rail both sides, alternately expanding-contracting action of popping one's head in two flexible samplers of probe and length is by the PLC programmed control in the electric cabinet 5, the sample gas in two high temperature sampling probes 1 through filtering and heating device 2 after sample gas output channel is delivered to the analysis cabinet respectively.2, continuous sampling gas analysis system according to claim 1, it is characterized in that: analyze in the cabinet and be provided with solenoid valve 21, oil mist filter 22, extraction valve 23, dehumidifier 24, analyser 25 and electric-control system 26, the input end of two solenoid valves 21 connects the sample gas output channel of two flexible samplers of probe respectively, connect oil mist filter 22, extraction valve 23, dehumidifier 24 and analyser 25 after the output terminal of two solenoid valves 21 merges one the tunnel more successively, electric-control system 26 is connected with above-mentioned each parts respectively and is used to control each parts.
The utility model is equipped with two sampling probes, finish sampling process under the driving of each comfortable automatically flexible combined mechanism: its version and principle are: sampling probe 1, filtrator, well heater 2 usefulness flange bolts are connected in one, 4 rollers are housed below the two ends, the termination is fixed with chain, at stepper motor, the speed reduction unit drive sprocket drives chain row culture back and forth movement.Its movement velocity of PLC programmed control, off time and collapsing length are arranged in the electric cabinet.Two probes hocket, and realize the process of serial sampling.
Probe principle of work: as shown in Figure 1: this probe adopts constant temperature water-cooled principle, and chilled water arrives required flow through the valve regulation of steam control box inner control.Be incorporated in the probe from water inlet, water is discharged from water delivering orifice after the outer circulation of probe stopple coupon, two temperature-sensing elements is housed, temperature in the detection probe in the probe.When temperature is 60 ℃, water compensating valve is opened, because the water yield increases, taking away heat from stopple coupon also increases probe stopple coupon acceleration cooling in popping one's head in, close when temperature reaches 50 ℃ of water compensating valves of design temperature, guarantee probe can be for a long time continuous working is unlikely under 1300 ℃ of conditions burns out distortion.Not enough as discharge, when temperature surpasses 80 ℃ in the probe, probe will be taken out in stove automatically, alarm lamp is bright simultaneously, the alerting signal of master-control room dispatches officers to fix a breakdown, and fault is sent into probe in the stove by hand switch after getting rid of, and hardens at the low temperature place for preventing sample gas, therefore should pop one's head in filtrator part heated constant temperature about 130 ℃ of temperature.Regularly blowback of probe in addition, blowback pressure is regulated by filtering pressure reducing valve, is generally 0.6MPa.
The electrical equipment control principle is: analyze pre-service in the cabinet, the discharge control of probe place, all valves and pump are controlled automatically by PLC in the automatic telescopic process of probe and the blowback air control, all simultaneously external control signals and alerting signal all input to PLC or are sent by PLC, the driving element of all motorized valves and pump is a solid-state relay, contactless zero phase triggers, the reliability height, and no-voltage point cutting edge of a knife or a sword disturbs.
The gas flow process is: as shown in Figure 2, sample gas enters stopple coupon 1 and enters the analysis cabinet through accompanying hot device, flow media filtrator, thin-walled filtrator 2 after filtering, switch through solenoid valve then, sample gas enters refrigerated dehumidification device dehumidifying again through greasy dirt filtrator 4 laggard aspiration pumps 5, the condensate water in the dehumidifier through gas-liquid separator separates after solenoid valve enters automatic draining.Sample gas after the processing enters analytical instrument analysis.Analyze flow and generally be adjusted to 0.8-1L/min by flowmeter and variable valve, emptying is carried out in bypass.
Claims (5)
1, a kind of continuous sampling gas analysis system, it is characterized in that: comprise the alternately automatically flexible sampler of two probes and analyze cabinet two parts, the alternately automatically flexible sampler of described two probe is made up of the flexible sampler of two identical probes, the flexible sampler of this probe comprises high temperature sampling probe (1), filtering and heating device (2), automatically flexible combined mechanism (3), water control case (4), electric cabinet (5), forebay (6), afer bay (7), guide rail (8), motor (9) and speed reduction unit (10), described guide rail (8) is supported on forebay (6) and the afer bay (7), motor (9) and coupled speed reduction unit (10) are installed in guide rail (8) one ends, speed reduction unit (10) drives automatically flexible combined mechanism (3) and can reciprocatingly slide along guide rail (8), high temperature sampling probe (1) is installed in automatically flexible combined mechanism (3) and can slides with it, high temperature sampling probe (1) front end stretches out outside guide rail (8) other end, filtering and heating device (2) is connected as a single entity with high temperature sampling probe (1), water control case (4), electric cabinet (5) then is installed in the guide rail both sides, alternately expanding-contracting action of popping one's head in two flexible samplers of probe and length is by the PLC programmed control in the electric cabinet (5), the sample gas in two high temperature sampling probes (1) through filtering and heating device (2) after sample gas output channel is delivered to the analysis cabinet respectively.
2, continuous sampling gas analysis system according to claim 1, it is characterized in that: analyze in the cabinet and be provided with solenoid valve (21), oil mist filter (22), extraction valve (23), dehumidifier (24), analyser (25) and electric-control system (26), the input end of two solenoid valves (21) connects the sample gas output channel of two flexible samplers of probe respectively, after merging one the tunnel, the output terminal of two solenoid valves (21) connects oil mist filter (22) more successively, extraction valve (23), dehumidifier (24) and analyser (25), electric-control system (26) are connected with above-mentioned each parts respectively and are used to control each parts.
3, continuous sampling gas analysis system according to claim 1 and 2, it is characterized in that: flexible automatically combined mechanism (3) comprises 4 rollers that are installed in below high temperature sampling probe (1) two ends, the termination of high temperature sampling probe (1) is fixed with chain, and makes back and forth movement with speed reduction unit by chain transmission.
4, a kind of probe sampler that stretches, it is characterized in that: it comprises high temperature sampling probe (1), filtering and heating device (2), automatically flexible combined mechanism (3), water control case (4), electric cabinet (5), forebay (6), afer bay (7), guide rail (8), motor (9) and speed reduction unit (10), described guide rail (8) is supported on forebay (6) and the afer bay (7), motor (9) and coupled speed reduction unit (10) are installed in guide rail (8) one ends, speed reduction unit (10) drives automatically flexible combined mechanism (3) and can reciprocatingly slide along guide rail (8), high temperature sampling probe (1) is installed in automatically flexible combined mechanism (3) and can slides with it, high temperature sampling probe (1) front end stretches out outside guide rail (8) other end, filtering and heating device (2) is connected as a single entity with high temperature sampling probe (1), water control case (4), electric cabinet (5) then is installed in the guide rail both sides.
5, the flexible sampler of probe according to claim 4, it is characterized in that: flexible automatically combined mechanism (3) comprises 4 rollers that are installed in below high temperature sampling probe (1) two ends, the termination of high temperature sampling probe (1) is fixed with chain, and makes back and forth movement with speed reduction unit by chain transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200384336U CN201222065Y (en) | 2008-07-16 | 2008-07-16 | Continuous sampling gas analysis system and probe telescoping sampling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200384336U CN201222065Y (en) | 2008-07-16 | 2008-07-16 | Continuous sampling gas analysis system and probe telescoping sampling apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN201222065Y true CN201222065Y (en) | 2009-04-15 |
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ID=40575571
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200384336U Expired - Lifetime CN201222065Y (en) | 2008-07-16 | 2008-07-16 | Continuous sampling gas analysis system and probe telescoping sampling apparatus |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661880A (en) * | 2012-05-29 | 2012-09-12 | 南京科朗自动化科技有限公司 | Normal-pressure open-loop thermostatic high-temperature sampling probe and high-temperature processing system thereof |
| CN102735505A (en) * | 2012-06-26 | 2012-10-17 | 北京雪迪龙科技股份有限公司 | Sampling probe |
| CN103424285A (en) * | 2013-08-13 | 2013-12-04 | 西安热工研究院有限公司 | Flue gas mercury sampling gun for thermal power plant |
| CN103499472A (en) * | 2013-09-16 | 2014-01-08 | 宁波天生密封件有限公司 | Sampling device for tail gas of high temperature gas cooled reactor |
| CN103513601A (en) * | 2012-06-29 | 2014-01-15 | 中国科学院大连化学物理研究所 | Sampling end control system of automatic continuous sampling equipment for dioxin in incineration flue gas |
| CN104390836A (en) * | 2014-11-24 | 2015-03-04 | 中国科学院沈阳自动化研究所 | Copper smelting smoke analysis and sample injection processing system and method |
| CN104677672A (en) * | 2015-03-13 | 2015-06-03 | 上海宝冶工程技术有限公司 | Sampler for high-temperature corrosive medium |
| CN103499472B (en) * | 2013-09-16 | 2016-11-30 | 宁波天生密封件有限公司 | A kind of HTGR exhaust sampling device |
| CN107607533A (en) * | 2017-10-30 | 2018-01-19 | 重庆恭逸科技有限公司 | A kind of flexible testing agency of intelligent closestool urine examination device and detection method |
| CN109059570A (en) * | 2018-08-01 | 2018-12-21 | 湖北新冶钢特种钢管有限公司 | For using the energy-saving control system and method for the heating furnace of mixed gas |
| CN110579378A (en) * | 2018-06-07 | 2019-12-17 | 北京航天益来电子科技有限公司 | sustainable sampling probe rod of flue gas |
| US11333584B2 (en) * | 2016-04-28 | 2022-05-17 | Shanghai Kohler Electronics, Ltd. | Device for collecting liquid and smart toilet comprising the same |
| US11751854B2 (en) | 2018-01-12 | 2023-09-12 | Shanghai Kohler Electronics, Ltd. | Liquid-collecting mechanism with arrayed mesh collection area and smart toilet containing same |
-
2008
- 2008-07-16 CN CNU2008200384336U patent/CN201222065Y/en not_active Expired - Lifetime
Cited By (19)
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| CN102661880A (en) * | 2012-05-29 | 2012-09-12 | 南京科朗自动化科技有限公司 | Normal-pressure open-loop thermostatic high-temperature sampling probe and high-temperature processing system thereof |
| CN102735505A (en) * | 2012-06-26 | 2012-10-17 | 北京雪迪龙科技股份有限公司 | Sampling probe |
| CN103513601B (en) * | 2012-06-29 | 2016-04-27 | 中国科学院大连化学物理研究所 | The sampling end control system of dioxin automatic continuous sampling equipment in incineration flue gas |
| CN103513601A (en) * | 2012-06-29 | 2014-01-15 | 中国科学院大连化学物理研究所 | Sampling end control system of automatic continuous sampling equipment for dioxin in incineration flue gas |
| CN103424285B (en) * | 2013-08-13 | 2015-07-01 | 西安热工研究院有限公司 | Flue gas mercury sampling gun for thermal power plant |
| CN103424285A (en) * | 2013-08-13 | 2013-12-04 | 西安热工研究院有限公司 | Flue gas mercury sampling gun for thermal power plant |
| CN103499472A (en) * | 2013-09-16 | 2014-01-08 | 宁波天生密封件有限公司 | Sampling device for tail gas of high temperature gas cooled reactor |
| CN103499472B (en) * | 2013-09-16 | 2016-11-30 | 宁波天生密封件有限公司 | A kind of HTGR exhaust sampling device |
| CN104390836A (en) * | 2014-11-24 | 2015-03-04 | 中国科学院沈阳自动化研究所 | Copper smelting smoke analysis and sample injection processing system and method |
| CN104677672A (en) * | 2015-03-13 | 2015-06-03 | 上海宝冶工程技术有限公司 | Sampler for high-temperature corrosive medium |
| CN104677672B (en) * | 2015-03-13 | 2017-03-08 | 上海宝冶工程技术有限公司 | A kind of sampler of high temperature corrosion medium |
| US11686654B2 (en) | 2016-04-28 | 2023-06-27 | Shanghai Kohler Electronics, Ltd. | Device for collecting liquid and smart toilet comprising the same |
| US11333584B2 (en) * | 2016-04-28 | 2022-05-17 | Shanghai Kohler Electronics, Ltd. | Device for collecting liquid and smart toilet comprising the same |
| US11971335B2 (en) | 2016-04-28 | 2024-04-30 | Shanghai Kohler Electronics, Ltd. | Device for collecting liquid and smart toilet comprising the same |
| CN107607533A (en) * | 2017-10-30 | 2018-01-19 | 重庆恭逸科技有限公司 | A kind of flexible testing agency of intelligent closestool urine examination device and detection method |
| CN107607533B (en) * | 2017-10-30 | 2023-10-24 | 重庆恭逸科技有限公司 | Telescopic detection mechanism and detection method of intelligent closestool urine detection device |
| US11751854B2 (en) | 2018-01-12 | 2023-09-12 | Shanghai Kohler Electronics, Ltd. | Liquid-collecting mechanism with arrayed mesh collection area and smart toilet containing same |
| CN110579378A (en) * | 2018-06-07 | 2019-12-17 | 北京航天益来电子科技有限公司 | sustainable sampling probe rod of flue gas |
| CN109059570A (en) * | 2018-08-01 | 2018-12-21 | 湖北新冶钢特种钢管有限公司 | For using the energy-saving control system and method for the heating furnace of mixed gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Zhida Analytical Instrument Co., Ltd. Assignor: Suo Jiwen Contract record no.: 2011320000889 Denomination of utility model: Continuous sampling gas analysis system and probe telescoping sampling apparatus Granted publication date: 20090415 License type: Exclusive License Record date: 20110627 |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Nanjing Zhida Analytical Instrument Co., Ltd. Assignor: Suo Jiwen Contract record no.: 2011320000889 Date of cancellation: 20130930 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090415 |
|
| CX01 | Expiry of patent term |