CN219496127U - Waste gas detection device applied to industrial boiler - Google Patents
Waste gas detection device applied to industrial boiler Download PDFInfo
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- CN219496127U CN219496127U CN202320478991.9U CN202320478991U CN219496127U CN 219496127 U CN219496127 U CN 219496127U CN 202320478991 U CN202320478991 U CN 202320478991U CN 219496127 U CN219496127 U CN 219496127U
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- industrial boiler
- condenser
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- flowmeter
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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
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Abstract
The utility model is applied to an exhaust gas detection device of an industrial boiler, comprising a gas collector, a mist filter, a drainer, an aspirator, a condenser, a correction gas tank, a flowmeter, a nitrogen oxide converter, a filter, an infrared analyzer and a zirconia analyzer; the gas collector is connected with the mist filter, the mist filter is connected with the drainer and the aspirator, the aspirator is connected with the condenser, the condenser is connected with the flowmeter, and the correction gas tank is connected with the flowmeter; through adopting infrared analyzer and zirconia analyzer to set up a plurality of correction gas jars, can measure the concentration of nitric oxide, sulfur dioxide, carbon monoxide and oxygen etc. has realized convenient operability, high accuracy and multi-functional, is applicable to industrial boiler scene more.
Description
Technical Field
The utility model relates to the field of environmental protection, in particular to an exhaust gas detection device applied to an industrial boiler.
Background
The industrial boiler is used as main equipment in heat supply, metallurgy, papermaking, building material, chemical industry and other industries, and is mainly distributed in densely populated areas such as towns and periphery in industrial and population concentration, so as to meet the requirements of heating and industrial hot water and steam of residents.
The emission of nitrogen oxides, carbon oxides and sulfur dioxide in the exhaust gas of the industrial boiler is large, and the emission of the nitrogen oxides and the sulfur dioxide into the atmosphere can form acid rain, so that various gas emissions of the boiler need to be limited. However, the traditional detection means and instruments are aimed at single gas, and if the waste gas of the industrial boiler needs to be detected, the operation is very complicated; moreover, the waste gas of the industrial boiler is easy to generate dust due to insufficient fuel combustion, and the instrument and meter for detection are damaged during detection. Therefore, it is necessary to develop an exhaust gas detecting device applied to an industrial boiler.
Disclosure of Invention
The utility model aims to solve the problems and provide an exhaust gas detection device applied to an industrial boiler, which can measure the concentration of nitric oxide, sulfur dioxide, carbon monoxide, oxygen and the like by adopting an infrared analyzer and a zirconia analyzer and arranging a plurality of correction gas tanks, thereby realizing convenient operation performance, high precision and multiple functions and being more suitable for industrial boiler scenes; and the contact between dust and instruments and meters can be reduced by adopting a gas collector, a mist filter, a polymer membrane filter and the like, so that the instruments and meters can be effectively protected.
In order to achieve the above purpose, the present utility model adopts the following technical scheme.
The waste gas detection device applied to the industrial boiler comprises a gas collector, a mist filter, a drainer, an aspirator, a condenser, a correction gas tank, a flowmeter, a nitrogen oxide converter, a filter, an infrared analyzer and a zirconia analyzer; the gas collector is connected with the mist filter, the mist filter is connected with the drainer and the aspirator, the aspirator is connected with the condenser, the condenser is connected with the flowmeter, the correction gas tank is connected with the flowmeter, the flowmeter is connected with the nitrogen oxide converter, the nitrogen oxide converter is connected with the filter, the filter is connected with the infrared analyzer, and the infrared analyzer is connected with the zirconia analyzer; the correction gas tank includes an air gas tank, a nitric oxide gas tank, a sulfur dioxide gas tank, a carbon monoxide gas tank, and an oxygen gas tank.
Further, the drainer is provided with a drain pipe.
Further, the condenser is connected with the drain pipe.
Further, the zirconia analyzer is connected to an exhaust pipe.
Further, the condenser adopts an electronic condenser.
Further, the filter adopts a polymer membrane filter.
Further, an electromagnetic valve is arranged between the condenser and the drain pipe.
Further, the electromagnetic valve is arranged between the condenser and the flowmeter.
Further, the electromagnetic valve is provided between the calibration gas tank and the flowmeter.
The positive effects of the utility model applied to the waste gas detection device of the industrial boiler are as follows:
according to the utility model, by adopting the infrared analyzer and the zirconia analyzer and arranging a plurality of correction gas tanks, the concentrations of nitric oxide, sulfur dioxide, carbon monoxide, oxygen and the like can be measured, so that the convenient operation performance, high precision and multiple functions are realized, and the device is more suitable for industrial boiler scenes; and the contact between dust and instruments and meters can be reduced by adopting a gas collector, a mist filter, a polymer membrane filter and the like, so that the instruments and meters can be effectively protected.
Drawings
Fig. 1 is a schematic diagram provided by an embodiment of the present utility model.
The reference numerals in the figures are respectively:
1. a gas collector; 2. a mist filter; 3. a drain; 4. an aspirator; 5. a condenser; 6. a flow meter; 7. a nitrogen oxide converter; 8. a polymer membrane filter; 9. an infrared analyzer; 10. a zirconia analyzer; 11. an air gas tank; 12. a nitric oxide gas tank; 13. a sulfur dioxide gas tank; 14. a carbon dioxide gas tank; 15. a carbon monoxide gas tank; 16. an oxygen gas tank; 17. a solenoid valve.
Detailed Description
The following description will give specific embodiments of an exhaust gas detection apparatus applied to an industrial boiler according to the present utility model with reference to the accompanying drawings, but it should be noted that: the embodiments are not intended to limit the practice of the utility model. All similar structures and similar variations using the present utility model should be included in the scope of the present utility model. The following description of the embodiments refers to the accompanying drawings, which illustrate specific embodiments in which the utility model may be practiced. The directional terms mentioned in the embodiments, such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc., refer only to the directions of the attached drawings. Accordingly, directional terminology is used to describe and understand the utility model and is not limiting of the utility model.
See fig. 1. An exhaust gas detection device applied to an industrial boiler comprises a gas collector 1, a mist filter 2, a drainer 3, an aspirator 4, a condenser 5, a correction gas tank, a flowmeter 6, a nitrogen oxide converter 7, a filter, an infrared analyzer 9 and a zirconia analyzer 10; the gas collector 1 is connected with the mist filter 2, the mist filter 2 is connected with the drainer 3 and the aspirator 4, the aspirator 4 is connected with the condenser 5, the condenser 5 is connected with the flowmeter 6, the calibration gas tank is connected with the flowmeter 6, the flowmeter 6 is connected with the nitrogen oxide converter 7, the nitrogen oxide converter 7 is connected with the filter, the filter is connected with the infrared analyzer 9, and the infrared analyzer 9 is connected with the zirconia analyzer 10; the correction gas tank includes an air gas tank 11, a nitric oxide gas tank 12, a sulfur dioxide gas tank 13, a carbon dioxide gas tank 14, a carbon monoxide gas tank 15, and an oxygen gas tank 16. The drainer 3 is provided with a drain pipe, and the condenser 5 is connected with the drain pipe. The zirconia analyzer 10 is connected with an exhaust pipe, an electromagnetic valve 17 is arranged between the condenser 5 and the exhaust pipe, the electromagnetic valve 17 is arranged between the condenser 5 and the flowmeter 6, and the electromagnetic valve 17 is arranged between the correction gas tank and the flowmeter 6. The pipes used in the exhaust gas detection device of the industrial boiler are made of corrosion-resistant materials, for example: polytetrafluoroethylene, stainless steel, polyethylene and the like, and the corrosion-resistant material can prolong the service life of the device and improve the accuracy of the device.
The gas collector 1 is a gas collector 1 with heating, a stainless steel filter screen is arranged in the gas collector 1, the diameter of a filter hole of the stainless steel filter screen is 20-80 micrometers, and in the embodiment, the diameter of the filter hole of the stainless steel filter screen is 50 micrometers. The gas collector 1 is provided with a flange plate which is connected with an observation window of the industrial boiler flue through bolts and the like.
The waste gas of the industrial boiler passes through the gas collector 1 and then reaches the mist filter 2, and the mist filter 2 is used for removing condensed water, aerosol and dust in the waste gas of the industrial boiler. Under the action of the aspirator 4, the waste gas of the industrial boiler reaches the condenser 5 from the mist filter 2, and the condenser 5 adopts the electronic condenser 5 to dehumidify the moisture in the waste gas of the industrial boiler. The moisture generated by the mist filter 2 and the condenser 5 is discharged through the drain 3. The waste gas of the industrial boiler passes through the condenser 5 and then reaches the flowmeter 6, and the flowmeter 6 is used for adjusting and monitoring the flow of the waste gas of the industrial boiler. After passing through the flowmeter 6, the waste gas of the industrial boiler reaches the nitrogen oxide converter 7, and the nitrogen oxide converter 7 converts nitrogen dioxide gas into nitric oxide gas by using a special catalyst.
The waste gas of the industrial boiler passes through a nitrogen oxide converter 7 and then reaches a filter, wherein the filter adopts a polymer membrane filter 8, and the polymer membrane adopts polytetrafluoroethylene; the polymer membrane filter 8 has a pore size of 0.2-5 μm, and in this embodiment, the polymer membrane filter 8 has a pore size of 0.3 μm; the polymer membrane filter 8 can remove fine dust. The exhaust gas of the industrial boiler passes through the filter and then reaches the infrared analyzer 9, and the infrared analyzer 9 is used for measuring nitric oxide, sulfur dioxide, carbon dioxide and carbon monoxide in the exhaust gas of the industrial boiler. The exhaust gas of the industrial boiler passes through an infrared analyzer 9 and then reaches a zirconia analyzer 10, and the zirconia analyzer 10 is used for measuring the oxygen concentration in the exhaust gas of the industrial boiler. The waste gas of the industrial boiler passes through the zirconia analyzer 10 and is discharged through an exhaust pipe. The calibration gas tank is a standard gas used to calibrate the zero and span of the analyzer.
Claims (9)
1. The waste gas detection device applied to the industrial boiler is characterized by comprising a gas collector, a mist filter, a drainer, an aspirator, a condenser, a correction gas tank, a flowmeter, a nitrogen oxide converter, a filter, an infrared analyzer and a zirconia analyzer; the gas collector is connected with the mist filter, the mist filter is connected with the drainer and the aspirator, the aspirator is connected with the condenser, the condenser is connected with the flowmeter, the correction gas tank is connected with the flowmeter, the flowmeter is connected with the nitrogen oxide converter, the nitrogen oxide converter is connected with the filter, the filter is connected with the infrared analyzer, and the infrared analyzer is connected with the zirconia analyzer; the correction gas tank includes an air gas tank, a nitric oxide gas tank, a sulfur dioxide gas tank, a carbon monoxide gas tank, and an oxygen gas tank.
2. The exhaust gas detecting apparatus applied to an industrial boiler according to claim 1, wherein the drainer is provided with a drain pipe.
3. The exhaust gas detecting apparatus for an industrial boiler according to claim 2, wherein the condenser is connected to the drain pipe.
4. The exhaust gas detecting apparatus for an industrial boiler according to claim 1, wherein the zirconia analyzer is connected to an exhaust pipe.
5. The exhaust gas detecting apparatus for an industrial boiler according to claim 1, wherein the condenser is an electronic condenser.
6. The exhaust gas detecting apparatus for an industrial boiler according to claim 1, wherein the filter is a polymer membrane filter.
7. An exhaust gas detecting apparatus applied to an industrial boiler according to claim 3, wherein a solenoid valve is provided between the condenser and the drain pipe.
8. The exhaust gas detecting apparatus for an industrial boiler according to claim 7, wherein the electromagnetic valve is provided between the condenser and the flow meter.
9. The exhaust gas detection apparatus for an industrial boiler according to claim 8, wherein the electromagnetic valve is provided between the calibration gas tank and the flowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320478991.9U CN219496127U (en) | 2023-03-14 | 2023-03-14 | Waste gas detection device applied to industrial boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320478991.9U CN219496127U (en) | 2023-03-14 | 2023-03-14 | Waste gas detection device applied to industrial boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219496127U true CN219496127U (en) | 2023-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320478991.9U Active CN219496127U (en) | 2023-03-14 | 2023-03-14 | Waste gas detection device applied to industrial boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219496127U (en) |
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2023
- 2023-03-14 CN CN202320478991.9U patent/CN219496127U/en active Active
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