CN212275370U - Flue gas sampling device for flue gas detection - Google Patents
Flue gas sampling device for flue gas detection Download PDFInfo
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- CN212275370U CN212275370U CN202020990396.XU CN202020990396U CN212275370U CN 212275370 U CN212275370 U CN 212275370U CN 202020990396 U CN202020990396 U CN 202020990396U CN 212275370 U CN212275370 U CN 212275370U
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Abstract
A flue gas sampling device for flue gas detection comprises a base, a sampling disc, a first buffer bottle, a second buffer bottle, a sampling pipe, a first connecting pipe, a cooling circulating pipe, a heating device, a fan and a second connecting pipe; the first buffer bottle and the second buffer bottle are arranged side by side; the sampling tube is arranged on the sampling disc; the cooling circulating pipe is arranged on the first buffer bottle; the water inlet pipe extends into the water tank and is communicated with the liquid outlet end of the water pump, and the water outlet pipe extends into the water tank; the drying net fixing plate is arranged in the second buffer bottle, the heating circulating pipe is arranged on the second buffer bottle, the heating device and the fan are arranged on the base side by side, the air inlet pipe is communicated with the air outlet end of the heating device, the air outlet pipe is communicated with the air inlet end of the fan, and the heating device is communicated with the air outlet end of the fan. The utility model discloses diversified sample, flue gas detection's contingency is low, and separately carries out dehumidification drying process to the flue gas source that comes from the difference for flue gas influence factor reduces, detects more accurately.
Description
Technical Field
The utility model relates to a gaseous sampling equipment technical field especially relates to a flue gas sampling device that flue gas detection used.
Background
At present, the emission of sulfur dioxide and carbon dioxide in China is respectively the first place and the second place in the world. The main reason for serious pollution of the air quality is an energy structure mainly based on coal, and 70 percent of the Chinese power generation industry is coal-fired power generation. The smoke discharged by the coal-fired power plant contains smoke dust, carbon dioxide, sulfur dioxide, nitric oxide and a small amount of carbon monoxide, and the smoke dust directly influences the environmental quality of the atmosphere; along with the continuous development of society, the pollution of flue gas to the air is also getting worse, therefore has more and more important meaning and value to the treatment of flue gas. The online measurement of the flue gas is the most important factor in flue gas treatment, and needs to be accurate and reliable. Sampling of the flue gas in the flue gas detection process is very important and is an important factor influencing the detection precision; the existing flue gas sampling device for flue gas detection does not perform drying and dehumidifying treatment on sampled flue gas in time, so that the flue gas content is inaccurate, and the conditions that the temperature of the flue gas just comes out of a combustion furnace is too high when the weather is cold and the humidity of the flue gas is too high and the flue gas is not separated and treated, so that the detection is not accurate; in order to solve the problem, the application provides a flue gas sampling device for flue gas detection.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a flue gas sampling device that flue gas detection used, diversified sample, flue gas detection's contingency is low, and separately carries out dehumidification drying process to the flue gas source that comes from the difference for flue gas influence factor reduces, detects more accurately.
(II) technical scheme
The utility model provides a flue gas sampling device for flue gas detection, which comprises a base, a sampling disc, a first buffer bottle, a second buffer bottle, a first bottle cap, a second bottle cap, a sampling pipe, a first connecting pipe, a cooling circulating pipe, a heating device, a fan, a second connecting pipe, a fixing part and a drain pipe;
the base is provided with a fixed block, the first buffer bottle and the second buffer bottle are arranged on the fixed block, and the first buffer bottle and the second buffer bottle are arranged side by side; the sampling disc is provided with a cavity, and the sampling tube is arranged on the sampling disc and extends into the cavity; the first connecting pipe is arranged on the sampling disc and is communicated with the first buffer bottle and the second buffer bottle, the second connecting pipe is respectively communicated with the first bottle cap and the second bottle cap, and the first bottle cap is in threaded connection with the first buffer bottle; the second bottle cap is in threaded connection with the second buffer bottle;
a flow guide part is arranged in the first buffer bottle, a drain pipe is arranged on the first buffer bottle and positioned at the bottom of the flow guide part, and the drain pipe extends to the periphery of the first buffer bottle; the base is provided with a water tank and a drainage groove, and the drainage groove is positioned right below the drainage pipe; the cooling circulating pipe is arranged on the first buffer bottle and is provided with a water inlet pipe and a water outlet pipe; the water inlet pipe extends into the water tank and is communicated with the liquid outlet end of the water pump, and the water outlet pipe extends into the water tank;
a drying net fixing plate is arranged in the second buffer bottle, and the fixing piece is arranged on the second buffer bottle in a sliding mode and is connected with the drying net fixing plate through a fixing rod; the heating circulating pipe is arranged on the second buffer bottle, and is provided with an air inlet pipe and an air outlet pipe; heating device and fan set up on the base side by side, and the intake pipe communicates with heating device's the end of giving vent to anger, and the inlet end intercommunication of outlet duct and fan, and heating device and the end intercommunication of giving vent to anger of fan.
Preferably, the first connecting pipe and the second connecting pipe are Y-shaped.
Preferably, the number of sampling tubes is multiple groups, and the sampling tubes are distributed on the sampling disc in an array.
Preferably, a sealing gasket is arranged between the first bottle cap and the first buffer bottle.
Preferably, a sealing gasket is arranged between the second bottle cap and the second buffer bottle.
Preferably, the device further comprises a control valve; the control valve is arranged on the second connecting pipe.
Preferably, a storage battery is arranged in the base and is electrically connected with the heating device.
The above technical scheme of the utility model has following profitable technological effect: during sampling, an air extractor arranged on the second connecting pipe is opened to generate negative pressure in the first connecting pipe, the first buffer bottle, the second buffer bottle and the second connecting pipe, so that gas to be sampled is sucked in through the sampling pipe and enters the first connecting pipe through the sampling disc; at the moment, when the collected flue gas belongs to cold and wet flue gas, the control valve is rotated, so that the flue gas enters the second buffer bottle from the first connecting pipe, the fan and the heating device work and blow hot gas into the heating circulating pipe through the gas inlet pipe, the heating circulating pipe is wound on the second buffer bottle and heats the flue gas, the hot gas enters the gas inlet pipe of the fan from the gas outlet pipe, the fan does not need to obtain cold air from the outside, the energy consumption is reduced, and the energy saving and environment protection effects are realized; finally, the heated flue gas passes through a drying net on a drying net fixing plate to remove moisture and enters a detection mechanism for detection; when the drying net needs to be replaced, the second bottle cap is unscrewed, and the fixing piece is pulled, so that the drying net fixing plate can be pulled out, and the drying net can be replaced; the method is simple and convenient; when the collected flue gas belongs to high-temperature flue gas, rotating the control valve to enable the flue gas to enter a first buffer bottle from a first connecting pipe, wherein a cooling circulating pipe is wound on the first buffer bottle, a water pump located in a water tank works at the moment and sends cold water into the cooling circulating pipe through a water inlet pipe to cool the flue gas, and the cooled and condensed water enters a drainage tank through a flow guide part and a drainage pipe to be discharged; finally, the cooled smoke enters a detection mechanism through a second connecting pipe for detection; the diversified sample of this device, flue gas detection's contingency is low, and separately carries out dehumidification drying process to coming from the flue gas source of difference for flue gas influence factor reduces, detects more accurately.
Drawings
Fig. 1 is the utility model provides a smoke sampling device's that smoke detection used structural schematic diagram.
Fig. 2 is a top view of the flue gas sampling device for flue gas detection provided by the utility model.
Fig. 3 is the utility model provides a structural schematic diagram of first cushion flask among flue gas sampling device of flue gas detection usefulness.
Fig. 4 is the utility model provides a structural schematic diagram of second cushion flask among flue gas sampling device of flue gas detection usefulness.
Reference numerals: 1. a base; 2. a sampling tray; 3. a first buffer bottle; 4. a second buffer bottle; 5. a first bottle cap; 6. a second bottle cap; 7. a sampling tube; 8. a first connecting pipe; 9. a cooling circulation pipe; 10. a heating circulation pipe; 11. an air inlet pipe; 12. an air outlet pipe; 13. a heating device; 14. a fan; 15. a second connecting pipe; 16. a control valve; 17. a fixed block; 18. a water inlet pipe; 19. a water outlet pipe; 20. a water tank; 21. a fixing member; 22. a drying net fixing plate; 23. a drain pipe; 24. a water drainage groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the flue gas sampling device for flue gas detection provided by the present invention comprises a base 1, a sampling tray 2, a first buffer bottle 3, a second buffer bottle 4, a first bottle cap 5, a second bottle cap 6, a sampling tube 7, a first connecting tube 8, a cooling circulation tube 9, a heating circulation tube 10, a heating device 13, a fan 14, a second connecting tube 15, a fixing member 21 and a drain tube 23;
a fixed block 17 is arranged on the base 1, the first buffer bottle 3 and the second buffer bottle 4 are arranged on the fixed block 17, and the first buffer bottle 3 and the second buffer bottle 4 are arranged side by side; a cavity is arranged on the sampling disc 2, and the sampling tube 7 is arranged on the sampling disc 2 and extends into the cavity; the first connecting pipe 8 is arranged on the sampling disc 2 and is communicated with the first buffer bottle 3 and the second buffer bottle 4, the second connecting pipe 15 is respectively communicated with the first bottle cap 5 and the second bottle cap 6, and the first bottle cap 5 is in threaded connection with the first buffer bottle 3; the second bottle cap 6 is in threaded connection with the second buffer bottle 4;
a flow guide part is arranged in the first buffer bottle 3, a drain pipe 23 is arranged on the first buffer bottle 3 and positioned at the bottom of the flow guide part, and the drain pipe 23 extends to the periphery of the first buffer bottle 3; the base 1 is provided with a water tank 20 and a drainage groove 24, and the drainage groove 24 is positioned right below the drainage pipe 23; the cooling circulation pipe 9 is arranged on the first buffer bottle 3, and a water inlet pipe 18 and a water outlet pipe 19 are arranged on the cooling circulation pipe 9; the water inlet pipe 18 extends into the water tank 20 and is communicated with the liquid outlet end of the water pump, and the water outlet pipe 19 extends into the water tank 20;
a drying net fixing plate 22 is arranged in the second buffer bottle 4, and the fixing piece 21 is arranged on the second buffer bottle 4 in a sliding mode and is connected with the drying net fixing plate 22 through a fixing rod; the heating circulating pipe 10 is arranged on the second buffer bottle 4, and an air inlet pipe 11 and an air outlet pipe 12 are arranged on the heating circulating pipe 10; heating device 13 and fan 14 set up on base 1 side by side, and intake pipe 11 communicates with heating device 13's the end of giving vent to anger, and outlet duct 12 communicates with the air inlet end of fan 14, and heating device 13 communicates with the end of giving vent to anger of fan 14.
In an alternative embodiment, first connecting tube 8 and second connecting tube 15 are both Y-shaped.
In an alternative embodiment, the sampling tubes 7 are arranged in multiple groups and distributed on the sampling tray 2 in an array, so that multi-directional sampling is facilitated and the sampling is more persuasive.
In an alternative embodiment, a sealing gasket is provided between the first cap 5 and the first buffer vessel 3 to prevent gas from escaping.
In an alternative embodiment, a sealing gasket is provided between the second bottle cap 6 and the second buffer bottle 4 to prevent gas from escaping.
In an alternative embodiment, a control valve 16 is also included; a control valve 16 is arranged on the second connecting pipe 15, and selectively controls the gas to enter from the first buffer bottle 3 or the second buffer bottle 4 and be processed according to actual conditions.
In an alternative embodiment, a storage battery is disposed in the base 1, and the storage battery is electrically connected to the heating device 13.
In the utility model, when sampling, the air extractor arranged on the second connecting pipe 15 is opened to generate negative pressure in the first connecting pipe 8, the first buffer bottle 3, the second buffer bottle 4 and the second connecting pipe 15, so that the gas to be sampled is sucked through the sampling pipe 7 and enters the first connecting pipe 8 through the sampling disc 2; at this time, when the collected flue gas belongs to cold and wet flue gas, the control valve 16 is rotated to enable the flue gas to enter the second buffer bottle 4 from the first connecting pipe 8, the fan 14 and the heating device 13 work and blow hot gas into the heating circulating pipe 10 through the air inlet pipe 11, the heating circulating pipe 10 is wound on the second buffer bottle 4 and heats the flue gas, the hot gas enters the air inlet pipe of the fan 14 from the air outlet pipe 12, and the fan 14 does not need to obtain cold air from the outside, so that the energy consumption is reduced, and the energy conservation and the environmental protection are realized; finally, the heated flue gas passes through a drying net on a drying net fixing plate 22 to remove moisture and enters a detection mechanism for detection; when the drying net needs to be replaced, the second bottle cap 6 is unscrewed, the fixing piece 21 is pulled, and then the drying net fixing plate 22 can be pulled out and the drying net can be replaced; the method is simple and convenient; when the collected flue gas belongs to high-temperature flue gas, the control valve 16 is rotated, so that the flue gas enters the first buffer bottle 3 from the first connecting pipe 8, the cooling circulation pipe 9 is wound on the first buffer bottle 3, the water pump positioned in the water tank 20 works at the moment and sends cold water into the cooling circulation pipe 9 through the water inlet pipe 18 to cool the flue gas, and the cooled and condensed water enters the drainage tank 24 through the flow guide piece and the drainage pipe 23 and is discharged; finally, the cooled smoke enters a detection mechanism through a second connecting pipe 15 for detection; the diversified sample of this device, flue gas detection's contingency is low, and separately carries out dehumidification drying process to coming from the flue gas source of difference for flue gas influence factor reduces, detects more accurately.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. A flue gas sampling device for flue gas detection is characterized by comprising a base (1), a sampling disc (2), a first buffer bottle (3), a second buffer bottle (4), a first bottle cap (5), a second bottle cap (6), a sampling tube (7), a first connecting tube (8), a cooling circulating tube (9), a heating circulating tube (10), a heating device (13), a fan (14), a second connecting tube (15), a fixing piece (21) and a drain tube (23);
a fixing block (17) is arranged on the base (1), the first buffer bottle (3) and the second buffer bottle (4) are arranged on the fixing block (17), and the first buffer bottle (3) and the second buffer bottle (4) are arranged side by side; a cavity is arranged on the sampling disc (2), and the sampling tube (7) is arranged on the sampling disc (2) and extends into the cavity; the first connecting pipe (8) is arranged on the sampling disc (2) and is communicated with the first buffer bottle (3) and the second buffer bottle (4), the second connecting pipe (15) is respectively communicated with the first bottle cap (5) and the second bottle cap (6), and the first bottle cap (5) is in threaded connection with the first buffer bottle (3); the second bottle cap (6) is in threaded connection with the second buffer bottle (4);
a flow guide part is arranged in the first buffer bottle (3), a drain pipe (23) is arranged on the first buffer bottle (3) and positioned at the bottom of the flow guide part, and the drain pipe (23) extends to the periphery of the first buffer bottle (3); a water tank (20) and a drainage groove (24) are arranged on the base (1), and the drainage groove (24) is positioned right below the drainage pipe (23); the cooling circulation pipe (9) is arranged on the first buffer bottle (3), and a water inlet pipe (18) and a water outlet pipe (19) are arranged on the cooling circulation pipe (9); the water inlet pipe (18) extends into the water tank (20) and is communicated with the water outlet end of the water pump, and the water outlet pipe (19) extends into the water tank (20);
a drying net fixing plate (22) is arranged in the second buffer bottle (4), and the fixing piece (21) is arranged on the second buffer bottle (4) in a sliding mode and is connected with the drying net fixing plate (22) through a fixing rod; the heating circulating pipe (10) is arranged on the second buffer bottle (4), and an air inlet pipe (11) and an air outlet pipe (12) are arranged on the heating circulating pipe (10); heating device (13) and fan (14) set up side by side on base (1), intake pipe (11) and the end intercommunication of giving vent to anger of heating device (13), and intake pipe (12) and the air inlet end intercommunication of fan (14), and heating device (13) and the end intercommunication of giving vent to anger of fan (14).
2. The smoke sampling device for detecting smoke according to claim 1, wherein the first connecting pipe (8) and the second connecting pipe (15) are Y-shaped.
3. The smoke sampling device for smoke detection according to claim 1, wherein the number of the sampling tubes (7) is multiple and the sampling tubes are distributed on the sampling plate (2) in a row.
4. The smoke sampling device for smoke detection according to claim 1, wherein a sealing gasket is arranged between the first bottle cap (5) and the first buffer bottle (3).
5. The smoke sampling device for smoke detection according to claim 1, wherein a sealing gasket is arranged between the second bottle cap (6) and the second buffer bottle (4).
6. The smoke sampling device for detecting smoke according to claim 1, further comprising a control valve (16); a control valve (16) is provided on the second connection pipe (15).
7. The smoke sampling device for detecting smoke according to claim 1, wherein a storage battery is arranged in the base (1), and the storage battery is electrically connected with the heating device (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020990396.XU CN212275370U (en) | 2020-06-03 | 2020-06-03 | Flue gas sampling device for flue gas detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020990396.XU CN212275370U (en) | 2020-06-03 | 2020-06-03 | Flue gas sampling device for flue gas detection |
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| Publication Number | Publication Date |
|---|---|
| CN212275370U true CN212275370U (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020990396.XU Active CN212275370U (en) | 2020-06-03 | 2020-06-03 | Flue gas sampling device for flue gas detection |
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| Country | Link |
|---|---|
| CN (1) | CN212275370U (en) |
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2020
- 2020-06-03 CN CN202020990396.XU patent/CN212275370U/en active Active
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