CN212964239U - Air cooling probe and sample gas treatment system - Google Patents
Air cooling probe and sample gas treatment system Download PDFInfo
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- CN212964239U CN212964239U CN202021850946.4U CN202021850946U CN212964239U CN 212964239 U CN212964239 U CN 212964239U CN 202021850946 U CN202021850946 U CN 202021850946U CN 212964239 U CN212964239 U CN 212964239U
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Abstract
The utility model relates to a gaseous detection area relates to forced air cooling probe and sample gas processing system. The air cooling probe comprises a cooling pipe; the sample gas pipe is arranged in the cooling pipe, and the outer surface of the sample gas pipe is also provided with a spiral groove; and the vortex cooling pipe is connected to the side wall of the cooling pipe and communicated with the cooling pipe so as to introduce instrument wind into the cooling pipe. This forced air cooling probe make full use of the air conditioning that the vortex refrigeration pipe produced, set up the helicla flute at the surface of appearance trachea, and the internal surface of appearance trachea and cooling tube is closely laminated, make the air conditioning of vortex refrigeration pipe rotatory until the root of refrigeration pipe along the helicla flute, make air conditioning area of contact maximize, the cooling effect has been enlargied, at certain high pressure, high humidity, the sample gas of high temperature, after the processing of forced air cooling probe, most moisture has been detached, the temperature of sample gas greatly reduces, the processing load of follow-up sample gas processing system has been alleviateed. When the sample gas is transmitted to the on-line analyzer, the requirement of the on-line analyzer on the measured sample gas can be met.
Description
Technical Field
The utility model relates to a gaseous detection area especially relates to an air-cooled probe and sample gas processing system.
Background
The outlet of the novel coal gasifier washing tower is provided with a gas analysis sampling device, and the sampling point has the characteristics of high temperature, high pressure, high steam water content, high dust content and the like, and is a difficult point for excessive analysis of gas chemical industry gas.
At present, the conventional sampling device is easy to block, and the burden of subsequent pretreatment cannot be reduced. For example, although a conventional water-cooled probe can remove most of water vapor at the same time, the cooling efficiency is reduced due to scaling of circulating water for a long time, and the inside water must be blown clean during maintenance to prevent freezing or corrosion of parts, which is troublesome. The sampling device formed by the structure has the advantages of large volume, low reliability, difficult maintenance, lag time, high consumption of consumable spare parts and high cost, and sometimes can not meet the application requirements of an on-line analysis system.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an air cooling probe, general scope is wide, small, non-maintaining, improved appearance gas treatment effeciency, has reduced the application consumptive material, has very strong adaptability to abominable appearance gas condition.
The utility model provides an air cooling probe, include:
a cooling tube;
the sample gas pipe is arranged in the cooling pipe, and the outer surface of the sample gas pipe is also provided with a spiral groove;
and the vortex cooling pipe is connected to the side wall of the cooling pipe and communicated with the cooling pipe so as to introduce instrument wind into the cooling pipe.
The embodiment of the utility model provides an air cooling probe through set up the complete appearance trachea of structure in the cooling tube, makes entire system become simple, reliable, high-efficient. The air cooling probe fully utilizes the air cooling generated by the vortex refrigeration pipe, the spiral groove is arranged on the outer surface of the sample air pipe, and the outer surface of the sample air pipe is tightly attached to the inner surface of the cooling pipe, so that the air cooling of the vortex refrigeration pipe rotates along the spiral groove to the root of the refrigeration pipe, the contact area of the air cooling is maximized, the cooling effect is amplified as far as possible, most of moisture is removed from the sample air with certain high pressure, high humidity and high temperature after being processed by the air cooling probe, the temperature of the sample air is greatly reduced, the processing load of a subsequent sample air processing system is reduced, the temperature can be visually observed and adjusted only by adjusting the air supply pressure of instrument air, the four seasons are consistent, the problem of poor refrigeration effect of the air cooling probe due to the influence of the environmental temperature is solved, the design of the subsequent sample air processing system is simpler, and the sample air processing system is easier to obtain cleaner and, The drier sample gas can meet the requirement of the on-line analyzer for the sample gas to be measured when the sample gas is finally transmitted to the on-line analyzer.
Furthermore, the vortex refrigeration pipe is connected to the cooling pipe at a position corresponding to the top of the sample gas pipe, and an instrument wind outlet for discharging instrument wind is further formed in the bottom of the cooling pipe.
Further, still include:
and the connecting flange is arranged at the bottom of the cooling pipe, and a sample gas inlet hole communicated with the first end of the sample gas pipe is formed in the connecting flange.
Further, the connecting flange is connected with the sample gas pipe in a welding mode.
Furthermore, a sample gas outlet pipe communicated with the second end of the sample gas pipe is arranged on the cooling pipe.
Furthermore, a bimetallic thermometer is connected to the sample gas outlet pipe.
Further, a control valve is arranged on the vortex refrigerating pipe.
Further, the value of the gas pressure in the vortex cooling pipe ranges from 0.5 MPa to 1 MPa.
Further, the vortex cooling tube is perpendicular to the cooling tube.
The embodiment of the utility model provides a still provide a sample gas processing system, include as before the forced air cooling probe.
The embodiment of the utility model provides a sample gas processing system, through setting up as before the forced air cooling probe for sample gas processing system's design becomes simpler, thereby obtains cleaner, drier sample gas more easily, when finally giving online analysis appearance with sample gas transmission, can satisfy the requirement of online analysis appearance to being surveyed sample gas.
The embodiment of the utility model provides an in above-mentioned one or more technical scheme, one of following technological effect has at least:
the embodiment of the utility model provides an air cooling probe through set up the complete appearance trachea of structure in the cooling tube, makes entire system become simple, reliable, high-efficient. The air cooling probe fully utilizes the air cooling generated by the vortex refrigeration pipe, the spiral groove is arranged on the outer surface of the sample air pipe, and the outer surface of the sample air pipe is tightly attached to the inner surface of the cooling pipe, so that the air cooling of the vortex refrigeration pipe rotates along the spiral groove to the root of the refrigeration pipe, the contact area of the air cooling is maximized, the cooling effect is amplified as far as possible, most of moisture is removed from the sample air with certain high pressure, high humidity and high temperature after being processed by the air cooling probe, the temperature of the sample air is greatly reduced, the processing load of a subsequent sample air processing system is reduced, the temperature can be visually observed and adjusted only by adjusting the air supply pressure of instrument air, the four seasons are consistent, the problem of poor refrigeration effect of the air cooling probe due to the influence of the environmental temperature is solved, the design of the subsequent sample air processing system is simpler, and the sample air processing system is easier to obtain cleaner and, The drier sample gas can meet the requirement of the on-line analyzer for the sample gas to be measured when the sample gas is finally transmitted to the on-line analyzer.
The embodiment of the utility model provides a sample gas processing system, through setting up as before the forced air cooling probe for sample gas processing system's design becomes simpler, thereby obtains cleaner, drier sample gas more easily, when finally giving online analysis appearance with sample gas transmission, can satisfy the requirement of online analysis appearance to being surveyed sample gas.
Drawings
Fig. 1 is a schematic structural diagram of an air-cooled probe according to an embodiment of the present invention.
The reference numbers illustrate:
100. a cooling tube; 102. sampling the gas pipe; 104. a helical groove; 106. a vortex cooling tube; 108. An instrument wind outlet; 110. a connecting flange; 112. a sample gas inlet hole; 114. a sample gas outlet pipe; 116. a bimetallic thermometer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
As shown in fig. 1, the present invention provides an air cooling probe, which includes a cooling tube 100, a sample gas tube 102 and a vortex cooling tube 106; wherein, the sample gas pipe 102 is arranged in the cooling pipe 100, and the outer surface of the sample gas pipe 102 is also provided with a spiral groove 104; the vortex cooling pipe 106 is connected to a side wall of the cooling pipe 100 and communicates with the cooling pipe 100 to introduce instrument wind into the cooling pipe 100.
The embodiment of the utility model provides an air cooling probe through set up the complete appearance trachea 102 of structure in cooling tube 100, makes entire system become simple, reliable, high-efficient. The air cooling probe fully utilizes the cold air generated by the vortex refrigeration pipe 106, the spiral groove 104 is arranged on the outer surface of the sample air pipe 102, and the outer surface of the sample air pipe 102 is tightly attached to the inner surface of the cooling pipe 100, so that the cold air of the vortex refrigeration pipe 106 rotates along the spiral groove 104 to the root of the refrigeration pipe, the contact area of the cold air is maximized, the cooling effect is amplified as much as possible, most of moisture is removed after the sample air with certain high pressure, high humidity and high temperature is treated by the air cooling probe, the temperature of the sample air is greatly reduced, the treatment load of a subsequent sample air treatment system is reduced, the temperature can be visually observed and adjusted only by adjusting the air supply pressure of instrument air, the four-season consistency is achieved, the problem that the refrigeration effect of the air cooling probe is poor due to the influence of the environmental temperature is avoided, the design of the subsequent sample air treatment system is simpler, and cleaner, cleaner air can be obtained more easily, The drier sample gas can meet the requirement of the on-line analyzer for the sample gas to be measured when the sample gas is finally transmitted to the on-line analyzer.
Specifically, the cooling tube 100 is placed in a vertical state, and the sample gas tube 102 is provided in the cooling tube 100, wherein the sample gas tube 102 is also placed in a vertical state. A spiral groove 104 is further formed on the outer surface of the sample gas pipe 102 along the circumferential direction of the sample gas pipe 102, wherein the spiral groove 104 can be continuously screwed from the top of the sample gas pipe 102 to the bottom of the sample gas pipe 102.
The instrument wind can be introduced into the cooling pipe 100 through the vortex cooling pipe 106. In other words, the instrument wind is used as the working gas to cool the sample gas pipe 102, so that the use requirements of the air cooling probe for temperature reduction and water removal can be met.
In summary, after the instrument air is introduced into the cooling tube 100, the instrument air can surround the sample air tube 102 along the spiral groove 104, and spirally downward along the spiral groove 104 to complete cooling and dehumidifying of the sample air tube 102.
Further, the vortex cooling pipe 106 is connected to the cooling pipe 100 at a position corresponding to the top of the sample gas pipe 102, and an instrument wind outlet 108 for discharging instrument wind is further opened at the bottom of the cooling pipe 100.
As shown in fig. 1, in order to ensure that the instrument wind can be spirally cooled from the top of the sample gas pipe 102 downward, the connection position of the vortex cooling pipe 106 and the cooling pipe 100 is flush with the top of the sample gas pipe 102. For example, if the cooling tube 100 has a length of 20 cm, the sample gas tube 102 has a length of 15 cm, and the cooling tube 100 is flush with the bottom of the sample gas tube 102, the top of the sample gas tube 102 is 5 cm from the top of the cooling tube 100, and the vortex cooling tube 106 is connected at a position 5 cm from the top of the cooling tube 100.
In order to ensure smooth discharge of the instrument air, an instrument air outlet 108 is further provided at the bottom of the cooling pipe 100. Thus, the instrument wind can be smoothly discharged through the instrument wind outlet 108 after passing through the sample gas pipe 102.
Further, the cooling device also comprises a connecting flange 110 which is arranged at the bottom of the cooling pipe 100, and a sample gas inlet hole 112 which is communicated with the first end of the sample gas pipe 102 is arranged on the connecting flange 110; the cooling tube 100 is provided with a sample gas outlet tube 114 communicating with a second end of the sample gas tube 102.
As shown in fig. 1, a sample gas inlet hole 112 and a sample gas outlet pipe 114 are connected to a first end and a second end of the sample gas pipe 102, respectively, and both the sample gas inlet hole 112 and the sample gas outlet pipe 114 are communicated with the sample gas pipe 102. In other words, the sample gas enters the sample gas pipe 102 from the bottom of the sample gas pipe 102, is cooled and dried by the instrument gas, and is then discharged from the top of the sample gas pipe 102. The connection flange 110 is welded to the sample gas pipe 102, and the welding pressure resistance is required to be not less than 20 mpa. The sample gas outlet pipe 114 is welded to the sample gas pipe 102, and the welding pressure resistance is required to be not less than 20 MPa. Meanwhile, the sample gas pipe 102, the sample gas inlet hole 112 and the sample gas outlet pipe 114 are required to be coaxial and concentric when being welded.
Further, a bimetallic thermometer 116 is connected to the sample gas outlet pipe 114. Through connecting bimetal thermometer 116 on sample gas outlet duct 114, make the temperature of the sample gas after the cooling heat transfer in can monitoring sample gas pipe 102 at any time, only just can audio-visually observe the regulation temperature through the air feed pressure of adjusting vortex refrigeration pipe 106, it is unanimous to have accomplished the four seasons, can not cause the not good problem of air-cooled probe refrigeration effect because of the ambient temperature influence, make follow-up sample gas processing system's design become simpler, thereby obtain cleaner more easily, drier sample gas, when finally transmitting sample gas for on-line analyzer, can satisfy the requirement of on-line analyzer to being surveyed sample gas.
Further, a control valve is arranged on the vortex cooling pipe 106; the gas pressure in the vortex cooling tube 106 ranges from 0.5 mpa to 1 mpa.
Therefore, the outlet pressure of the vortex cooling pipe 106 can be adjusted by adjusting the control valve, and furthermore, the air volume loss of instrument air is reduced by arranging the vortex cooling pipe 106 in a form perpendicular to the cooling pipe 100.
The embodiment of the utility model provides a still provide a sample gas processing system, including the air-cooled probe as before.
The embodiment of the utility model provides a sample gas processing system is through setting up like preceding air-cooled probe for sample gas processing system's design becomes simpler, thereby obtains cleaner, drier sample gas more easily, finally gives the online analysis appearance with sample gas transmission when, can satisfy the requirement of online analysis appearance to being surveyed sample gas.
The embodiment of the utility model provides an in above-mentioned one or more technical scheme, one of following technological effect has at least:
the embodiment of the utility model provides an air cooling probe through set up the complete appearance trachea 102 of structure in cooling tube 100, makes entire system become simple, reliable, high-efficient. The air cooling probe fully utilizes the cold air generated by the vortex refrigeration pipe 106, the spiral groove 104 is arranged on the outer surface of the sample air pipe 102, and the outer surface of the sample air pipe 102 is tightly attached to the inner surface of the cooling pipe 100, so that the cold air of the vortex refrigeration pipe 106 rotates along the spiral groove 104 to the root of the refrigeration pipe, the contact area of the cold air is maximized, the cooling effect is amplified as much as possible, most of moisture is removed after the sample air with certain high pressure, high humidity and high temperature is treated by the air cooling probe, the temperature of the sample air is greatly reduced, the treatment load of a subsequent sample air treatment system is reduced, the temperature can be visually observed and adjusted only by adjusting the air supply pressure of instrument air, the four-season consistency is achieved, the problem that the refrigeration effect of the air cooling probe is poor due to the influence of the environmental temperature is avoided, the design of the subsequent sample air treatment system is simpler, and cleaner, cleaner air can be obtained more easily, The drier sample gas can meet the requirement of the on-line analyzer for the sample gas to be measured when the sample gas is finally transmitted to the on-line analyzer.
The embodiment of the utility model provides a sample gas processing system, through setting up as before the forced air cooling probe for sample gas processing system's design becomes simpler, thereby obtains cleaner, drier sample gas more easily, when finally giving online analysis appearance with sample gas transmission, can satisfy the requirement of online analysis appearance to being surveyed sample gas.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An air-cooled probe, comprising:
a cooling pipe (100);
the sample gas pipe (102) is arranged in the cooling pipe (100), and a spiral groove (104) is formed in the outer surface of the sample gas pipe (102);
and the vortex cooling pipe (106) is connected to the side wall of the cooling pipe (100) and is communicated with the cooling pipe (100) so as to introduce instrument wind into the cooling pipe (100).
2. The air-cooled probe according to claim 1, wherein the vortex cooling tube (106) is connected to the cooling tube (100) at a position corresponding to the top of the sample gas tube (102), and an instrument wind outlet (108) for discharging instrument wind is further opened at the bottom of the cooling tube (100).
3. The air-cooled probe of claim 1, further comprising:
the connecting flange (110) is arranged at the bottom of the cooling pipe (100), and a sample gas inlet hole (112) communicated with the first end of the sample gas pipe (102) is formed in the connecting flange (110).
4. The air-cooled probe according to claim 3, characterized in that the connecting flange (110) is welded to the sample tube (102).
5. The air-cooled probe according to claim 3, characterized in that the cooling tube (100) is provided with a sample gas outlet tube (114) which is communicated with the second end of the sample gas tube (102).
6. The air-cooled probe according to claim 5, characterized in that a bimetallic thermometer (116) is connected to the sample gas outlet pipe (114).
7. The air-cooled probe according to any one of claims 1 to 6, characterized in that a control valve is provided on the vortex cooling tube (106).
8. The air-cooled probe according to any of claims 1 to 6, characterized in that the gas pressure in the vortex cooling tube (106) ranges from 0.5 MPa to 1 MPa.
9. The air-cooled probe according to any of claims 1 to 6, characterized in that the vortex cooling tube (106) is perpendicular to the cooling tube (100).
10. A sample gas treatment system comprising an air-cooled probe according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021850946.4U CN212964239U (en) | 2020-08-28 | 2020-08-28 | Air cooling probe and sample gas treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021850946.4U CN212964239U (en) | 2020-08-28 | 2020-08-28 | Air cooling probe and sample gas treatment system |
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| CN212964239U true CN212964239U (en) | 2021-04-13 |
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| CN202021850946.4U Active CN212964239U (en) | 2020-08-28 | 2020-08-28 | Air cooling probe and sample gas treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459834A (en) * | 2022-01-29 | 2022-05-10 | 北京航空航天大学 | Gas sampling device |
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2020
- 2020-08-28 CN CN202021850946.4U patent/CN212964239U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459834A (en) * | 2022-01-29 | 2022-05-10 | 北京航空航天大学 | Gas sampling device |
| CN114459834B (en) * | 2022-01-29 | 2023-12-19 | 北京航空航天大学 | Gas sampling device |
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