CN201329196Y - Condensing and dehydrating unit for flue gas preprocessor - Google Patents
Condensing and dehydrating unit for flue gas preprocessor Download PDFInfo
- Publication number
- CN201329196Y CN201329196Y CNU2008202327323U CN200820232732U CN201329196Y CN 201329196 Y CN201329196 Y CN 201329196Y CN U2008202327323 U CNU2008202327323 U CN U2008202327323U CN 200820232732 U CN200820232732 U CN 200820232732U CN 201329196 Y CN201329196 Y CN 201329196Y
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- China
- Prior art keywords
- flue gas
- condensing
- gas preprocessor
- refrigerant container
- dewater unit
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Abstract
The utility model provides a condensing and dehydrating unit for a flue gas preprocessor, which solves the problems lower condensation efficiency and incomplete dehydration of the flue gas and the problem that the flue gas is absorbed by the pipeline, which results in error of the measurement value. The utility model adopts the technical proposal that the condensing and dehydrating unit for the flue gas preprocessor comprises a refrigerating medium container, a flue gas pipe, a semiconductor refrigerating device and a condensing water tank, and is characterized in that the semiconductor refrigerating device is attached on the wall of the refrigerating medium container; the flue gas pipe is arranged in the refrigerating medium container; and the refrigerating medium in the refrigerating medium container is antifreeze solution. By taking antifreeze solution as the refrigerating medium, the condensing and dehydrating unit greatly improves the refrigeration efficiency; the flue gas can be completely condensed and dehydrated; the error is reduced; and the accuracy of the measurement value is improved.
Description
Technical field
The utility model relates to the gas sampling technical field in the enviromental protection instrument, relates in particular to a kind of flue gas preprocessor condensation dewater unit.
Background technology
Departments such as environmental protection tests adopt the gas sampling instrument to the detection of taking a sample of atmosphere or flue gas usually, the flue gas sampling instrument generally includes flue gas preprocessor and smoke detecting instrument, the flue gas preprocessor carries out preliminary treatment such as dedusting, heating, condensation dehydration to the flue gas of gathering earlier, and the flue gas after the processing feeds smoke detecting instrument again and detects.Existing flue gas preprocessor only adopts semiconductor cooler usually, with the air is that medium freezes, though this method has reached the effect of flue gas being carried out the condensation dehydration to a certain extent, but flue gas for higher temperature, semiconductor refrigerating efficient is not very high, so fume-dehydrating is incomplete, will cause the measured deviation of the flue gas concentration of back like this, especially for the detection of gaseous material soluble in water, concentration value is with on the low side; Flue gas pipeline in the existing flue gas preprocessor uses stainless steel tube usually, can produce absorption to flue gas, and this can cause the measurement of the flue gas concentration of back deviation to occur equally.
The utility model content
The utility model provides a kind of flue gas preprocessor condensation dewater unit, and the flue gas condensing efficient that it can solve the prior art existence is not high, dehydration is incomplete and flue gas is adsorbed by pipeline, and then causes measured value to have the problem of deviation.
In order to solve the problems of the technologies described above, the technical solution of the utility model is as follows: a kind of flue gas preprocessor condensation dewater unit, comprise refrigerant container, fume pipe, semiconductor cooling device, condensate draining, it is characterized in that: described semiconductor cooling device is attached on the described refrigerant chamber wall, described fume pipe places in the described refrigerant container, and the refrigerant in the described refrigerant container is an anti-icing fluid.
In the technical solution of the utility model, also have following additional technical feature: described fume pipe is a polyfluortetraethylene pipe, and is shaped as spirally, or is coiled.
In the technical solution of the utility model, also have following additional technical feature: described Refrigerating container outer wall has been set up thermal insulation layer.
In the technical solution of the utility model, also have following additional technical feature: described condensate draining is arranged at refrigerant container bottom, and described condensate draining sidewall is provided with smoke discharge tube.
In the technical solution of the utility model, also have following additional technical feature: the arrival end of described fume pipe places outside the refrigerant container.
In the technical solution of the utility model, also have following additional technical feature: described refrigerant container is the metal seal groove, perhaps is the metal hermetically sealed can.
The utility model compared with prior art has the following advantages and good effect:
The utility model is when using semiconductor cooling device, adopt anti-icing fluid as refrigerant, flue gas gas circuit pipe is placed the refrigerant container that anti-icing fluid is housed, this container is a metal sealing slot type, heat endurance based on the anti-icing fluid excellence, the variations in temperature of anti-icing fluid is little when high-temperature flue gas feeds the flue gas pipeline that places anti-icing fluid, improved refrigerating efficiency so greatly, the flue gas condensing dehydration fully, and the freezing point of anti-icing fluid is below-40 ℃, can not produce icing phenomenon when therefore, semiconductor cooling device is arranged on 0 ℃ of left and right sides with chilling temperature yet.Described flue gas gas circuit pipe adopts polyfluortetraethylene pipe, and flue gas is not had any absorption loss, has improved the reliability of smoke detecting instrument.Described in addition flue gas gas circuit is designed to spiral or coiled, has prolonged the distance and the time of flue gas condensing dehydration, and it is more thorough to dewater.Also have, be provided with thermal insulation layer, avoided the inside and outside heat exchange of metal seal groove, further improved refrigerating efficiency at the outer wall of metal seal groove.This shows,, subdued deviation, improved the accuracy of measured value by technique scheme.
Description of drawings
Fig. 1 is the utility model flue gas preprocessor condensation dewater unit structural representation.
1. refrigerant container; 2. anti-icing fluid, 3. fume pipe, 3-1. fume pipe arrival end; 4. thermal insulation layer; 5. condensate draining; 5-1. smoke discharge tube; 6. semiconductor cooling device.
The specific embodiment
The utility model is elaborated below in conjunction with accompanying drawing.
With reference to figure 1, illustrate the structural representation of an embodiment of a kind of flue gas preprocessor of the utility model condensation dewater unit.Wherein, in the described refrigerant container 1 anti-icing fluid 2 is housed, described fume pipe 3 is spiral, adopt polyfluortetraethylene pipe, it is placed in the described refrigerant container 1, and fume pipe 3 two ends place outside the container 1, and wherein an end is high-temperature flue gas tube inlet end 3-1, the other end places on described condensate draining 5 sidewalls, i.e. smoke discharge tube 5-1.Described refrigerant container 1 is metal sealing slot type structure.Refrigerant container 1 outer wall is provided with thermal insulation layer 4 and described semiconductor cooling device 6, and described refrigerant container 1 bottom is provided with condensate draining 5, and described condensate draining 5 sidewalls are provided with the smoke discharge tube 5-1 after the condensation dehydration.
During concrete work, high-temperature flue gas is entered by an end of described spiral polyfluortetraethylene pipe 3, under the refrigeration of described semiconductor cooling device 6 and anti-icing fluid 2, high-temperature flue gas during by described spiral polyfluortetraethylene pipe 3 by condensation rapidly, the other end at described spiral polyfluortetraethylene pipe 3, condensed water is collected in the described condensate draining 5, and the flue gas after the condensation dehydration is then discharged by the smoke discharge tube 5-1 on the described condensate draining sidewall, to be used for the further detection of smoke detecting instrument.In addition, described metal seal groove 1 outer wall is provided with thermal insulation layer 4.
In the utility model, when using semiconductor cooling device 6, adopt anti-icing fluid 2 as refrigerant, fume pipe 3 is placed in the metal seal groove 1 that anti-icing fluid 2 is housed, heat endurance based on the anti-icing fluid excellence, the variations in temperature of anti-icing fluid is little when high-temperature flue gas feeds the flue gas pipeline that places anti-icing fluid, this has just improved refrigerating efficiency greatly, the flue gas condensing dehydration fully, and the freezing point of anti-icing fluid is below-40 ℃, can not produce icing phenomenon when therefore, semiconductor cooling device is arranged on 0 ℃ of left and right sides with chilling temperature yet.Described flue gas gas circuit pipe adopts polyfluortetraethylene pipe, and flue gas is not had any absorption loss, has improved the reliability of smoke detecting instrument.Described in addition flue gas gas circuit is set to spiral, has prolonged the time of flue gas condensing dehydration, and it is more thorough to dewater.Also have, be provided with thermal insulation layer, avoided the inside and outside heat exchange of metal seal groove, further improved refrigerating efficiency at the outer wall of metal seal groove.
Because semiconductor cooling device 6 adopts the conventional semiconductor refrigerating plant, no longer describes in detail here.
Above disclosed only is a kind of preferred embodiment of the utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (6)
1, a kind of flue gas preprocessor condensation dewater unit, comprise refrigerant container, fume pipe, semiconductor cooling device, condensate draining, it is characterized in that: described semiconductor cooling device is attached on the described refrigerant chamber wall, described fume pipe places in the described refrigerant container, and the refrigerant in the described refrigerant container is an anti-icing fluid.
2, flue gas preprocessor condensation dewater unit according to claim 1, it is characterized in that: described fume pipe is a polyfluortetraethylene pipe, and is shaped as spirally, or is coiled.
3, flue gas preprocessor condensation dewater unit according to claim 1 and 2 is characterized in that described Refrigerating container outer wall has been set up thermal insulation layer.
4, according to the described flue gas preprocessor of claim 1 condensation dewater unit, it is characterized in that: described condensate draining is arranged at refrigerant container bottom, and described condensate draining sidewall is provided with smoke discharge tube.
5, according to the described flue gas preprocessor of claim 1 condensation dewater unit, it is characterized in that: the arrival end of described fume pipe places outside the refrigerant container.
6, according to any described flue gas preprocessor of claim condensation dewater unit in the claim 1 to 5, it is characterized in that: described refrigerant container is the metal seal groove, perhaps is the metal hermetically sealed can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202327323U CN201329196Y (en) | 2008-12-23 | 2008-12-23 | Condensing and dehydrating unit for flue gas preprocessor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202327323U CN201329196Y (en) | 2008-12-23 | 2008-12-23 | Condensing and dehydrating unit for flue gas preprocessor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201329196Y true CN201329196Y (en) | 2009-10-21 |
Family
ID=41222569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202327323U Expired - Lifetime CN201329196Y (en) | 2008-12-23 | 2008-12-23 | Condensing and dehydrating unit for flue gas preprocessor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201329196Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122123A (en) * | 2014-08-15 | 2014-10-29 | 武汉市天虹仪表有限责任公司 | Gaseous mercury sampling device for stationary pollution source |
| CN106642154A (en) * | 2016-11-30 | 2017-05-10 | 广西大学 | Smoke exhaust pipe of waste incinerator |
| CN106943803A (en) * | 2017-04-28 | 2017-07-14 | 张久明 | A kind of recovery method of fume-dehydrating steam device and its waste heat |
| CN109297776A (en) * | 2017-07-24 | 2019-02-01 | 深圳国技仪器有限公司 | Nitrogen condensed flue gas processor |
-
2008
- 2008-12-23 CN CNU2008202327323U patent/CN201329196Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122123A (en) * | 2014-08-15 | 2014-10-29 | 武汉市天虹仪表有限责任公司 | Gaseous mercury sampling device for stationary pollution source |
| CN106642154A (en) * | 2016-11-30 | 2017-05-10 | 广西大学 | Smoke exhaust pipe of waste incinerator |
| CN106943803A (en) * | 2017-04-28 | 2017-07-14 | 张久明 | A kind of recovery method of fume-dehydrating steam device and its waste heat |
| CN109297776A (en) * | 2017-07-24 | 2019-02-01 | 深圳国技仪器有限公司 | Nitrogen condensed flue gas processor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091021 |
|
| CX01 | Expiry of patent term |