CN212514461U - Flue gas detection instrument - Google Patents
Flue gas detection instrument Download PDFInfo
- Publication number
- CN212514461U CN212514461U CN202020474360.6U CN202020474360U CN212514461U CN 212514461 U CN212514461 U CN 212514461U CN 202020474360 U CN202020474360 U CN 202020474360U CN 212514461 U CN212514461 U CN 212514461U
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- CN
- China
- Prior art keywords
- probe
- outer sleeve
- host
- heating device
- sampling
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- 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.)
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Links
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims description 10
- 239000003546 flue gas Substances 0.000 title claims description 10
- 239000000523 sample Substances 0.000 claims abstract description 105
- 238000010438 heat treatment Methods 0.000 claims abstract description 64
- 238000005070 sampling Methods 0.000 claims abstract description 61
- 239000000779 smoke Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000005755 formation reaction Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 7
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitrogen oxide Substances O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004642 transportation engineering Methods 0.000 description 2
- 231100000614 Poison Toxicity 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 229910052813 nitrogen oxide Inorganic materials 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Abstract
The utility model discloses a smoke detection instrument, which comprises a host and a sampling probe; the host is connected with the sampling probe; the sampling probe comprises a probe outer sleeve and a heating device, wherein the rear end of the probe outer sleeve is connected with the host machine; the rear end of the probe outer sleeve is provided with a groove for extending a power line of the heating device, and one end of the power line extends out of the probe outer sleeve through the groove and is connected with the host. The utility model discloses a be connected sampling probe directly with the host computer and can reduce the sample pipeline stroke, make the difficult formation that deposits and reduce the comdenstion water of particulate matter. Meanwhile, a wire outlet groove is formed in the probe outer sleeve for leading out the wire of the heating device, so that the heating device can be conveniently installed on the probe outer sleeve, the sampling probe can vaporize moisture in the sample gas, and icing or condensate water in the probe is further avoided.
Description
Technical Field
The utility model relates to a flue gas detection technical field specifically is to relate to a flue gas detection instrument.
Background
Flue gas is a mixture of gas and smoke dust, and is the main cause of pollution to the atmosphere of residents. The composition of the flue gas is complex, the gas comprising SO2、CO、CO2And nitrogen oxides, and the like, and the smoke dust includes ash, coal particles, oil droplets, pyrolysis products, and the like of the fuel. Therefore, the pollution of the flue gas to the environment is the composite pollution of various poisons.
At present, a smoke detection instrument is generally required to be used for smoke detection in places such as factories and the like, the smoke detection instrument generally comprises a sampling probe and a host, and the host generally comprises a box body, a gasification chamber, a measurement chamber, a sample gas drainage device and the like which are arranged in the box body. However, most of the existing instruments generally utilize a heat tracing pipe to connect the sampling probe and the host. The flue gas measuring instrument of this kind of structure makes the stroke of sampling pipe lengthen and leads to the easy deposit of particulate matter, moreover because this section heat tracing pipe exposes in the air always very easily can receive the cooling and appear the comdenstion water, and the comdenstion water can absorb the particulate matter of filtering out in the sample gas to lead to the particulate matter content of the sample gas that enters into the host computer to reduce, can seriously influence the instrument measuring accuracy like this. At present, a part of instruments connect the host computer with the sampling probe, and the structure ensures that the instruments have the advantages of small size and the like; however, in this structure, the direct connection between the host and the sampling probe makes it difficult to wire out the power lines of the heating device and other components, so that many instruments choose not to have the heating device in the sampling probe, which causes the interior of the sampling probe to be easily frozen or to generate condensed water, which affects the measurement result of the instrument and is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists above, the utility model aims at providing a flue gas detecting instrument, its simple structure, lug connection between sampling probe and the host computer to can make the sample pipeline stroke short, the difficult formation of depositing and having reduced the comdenstion water of particulate matter, and the utility model discloses can conveniently install heating device on sampling probe.
In order to realize the purpose, the technical scheme of the utility model is that:
a smoke detection instrument comprises a host and a sampling probe; the host is connected with the sampling probe; the sampling probe comprises a probe outer sleeve and a heating device, wherein the rear end of the probe outer sleeve is connected with the host machine; the rear end of the probe outer sleeve is provided with a wire outlet groove for the power wire of the heating device to extend out, and one end of the power wire extends out of the probe outer sleeve through the wire outlet groove and is connected with the host machine.
As a specific embodiment, the host computer is detachably connected with the sampling probe.
Further, a first mounting flange is arranged on the main machine; the probe outer sleeve also comprises a second mounting flange matched with the first mounting flange; the first mounting flange is connected with the second mounting flange through bolts.
Further, the outlet groove is arranged on the end face, facing the host, of the second mounting flange.
As a specific embodiment, the heating device is a heating rod, and the heating rod is bent; one end of the heating rod is arranged in the probe outer sleeve, and the other end of the heating rod is embedded into the wire outlet groove.
Furthermore, the sampling probe also comprises a heating device sleeve which is arranged in the probe outer sleeve and is used for sheathing the heating device.
Furthermore, the sampling probe also comprises a sampling tube arranged on the probe outer sleeve.
Further, the heating device sleeve is connected with the sampling tube.
In one embodiment, the power cord is connected to a power source on the host computer through a quick connector.
In a specific embodiment, the sampling probe further comprises a third mounting flange arranged on the outer wall surface of the probe outer sleeve.
The utility model has the advantages that:
(1) the utility model discloses a be connected sampling probe directly with the host computer and can reduce the sample pipeline stroke, make the difficult formation that deposits and reduce the comdenstion water of particulate matter. Meanwhile, a wire outlet groove is formed in the probe outer sleeve for leading out the wire of the heating device, so that the heating device can be conveniently installed on the probe outer sleeve, the sampling probe can vaporize moisture in the sample gas, and icing or condensate water in the probe is further avoided.
(2) Can make things convenient for dismouting sampling probe through set up to dismantling between host computer and the sampling probe and be connected to can conveniently separately transport host computer and sampling probe etc.
(3) The power line is connected with a power supply on the host machine through the quick connector, so that the heating device can be conveniently electrified to work.
(4) The instrument is integrated and miniaturized, and the transportation, the installation and the maintenance are all simpler.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of a sampling probe according to the present invention;
fig. 3 is a sectional view of the sampling probe of the present invention.
Reference numerals:
1. a host; 11. a first mounting flange; 2. a sampling probe; 21. a probe outer sleeve; 211. an outlet groove; 22. a heating device; 221. a power line; 23. a second mounting flange; 24. a sampling tube; 25. a heating device sleeve; 26. and a third mounting flange.
Detailed Description
The invention will be further elucidated with reference to the drawings and the embodiments, which are exemplary only and do not limit the scope of the invention.
As shown in fig. 1-3, a smoke detecting instrument comprises a main machine 1 and a sampling probe 2; the host 1 is connected with the sampling probe 2; the sampling probe 2 comprises a probe outer sleeve 21 with the rear end connected with the host 1 and a heating device 22 arranged on the probe outer sleeve 21; an outlet groove 211 for extending a power line 221 of the heating device 22 is arranged at the rear end of the probe outer sleeve 21, one end of the power line 221 extends out of the probe outer sleeve 21 through the outlet groove 211 to be connected with the host 1, and the other end of the power line 221 is connected with the heating device 22. The power line 221 of the heating device 22 can be conveniently led out through the arrangement, so that the heating device 22 can be arranged on the probe outer sleeve 21 when the probe outer sleeve 21 is connected with the host 1. The heating device 22 arranged on the sampling probe 2 can vaporize the moisture in the sample gas, so as to avoid icing or condensate water in the probe.
Wherein, host computer 1 and sampling probe 2 detachable connection. The specific setting mode is as follows: a first mounting flange 11 is arranged on the main machine 1; the probe outer sleeve 21 also comprises a second mounting flange 23 matched with the first mounting flange 11; the first mounting flange 11 and the second mounting flange 23 are connected by bolts, that is, the connection between the probe outer sleeve 21 and the main frame 1 is connected by the first mounting flange 11 and the second mounting flange 23. Can make things convenient for sampling probe 2's dismouting through above setting to convenient separately pack host computer 1 and sampling probe 2 and separately transport when the transportation instrument, can realize the miniaturization of instrument like this.
Preferably, the outlet groove 211 is formed on the end surface of the second mounting flange 23 facing the host 1, so as to facilitate the outlet of the power cord 221 of the heating device 22.
In this embodiment, the heating device 22 is a heating rod, and the heating rod is bent, one end of the heating rod is disposed in the probe outer sleeve 21, and the other end of the heating rod is embedded into the wire outlet groove 211, that is, the heating rod is divided into two sections, one section of the heating rod is disposed in the probe outer sleeve 21, the other section of the heating rod is embedded into the wire outlet groove 211, and an included angle formed between the two sections is about 90 degrees, which can make the heating device 22 more stable. If necessary, the power cord 221 can be disposed entirely outside the second mounting flange 23, and the outlet groove 211 can be used for mounting the heating rod.
The sampling probe 2 further comprises a heating device sleeve 25 arranged within the probe outer sleeve 21 and adapted to enclose the heating device 22. The heating device sleeve 25 may be used to protect the heating device 22 and to transfer heat by providing the heating device.
The sampling probe 2 further comprises a sampling tube 24 disposed on the probe outer sleeve 21, and specifically, the front end of the sampling tube 24 extends out of the front end of the probe outer sleeve 21 for the smoke to enter. Preferably, the heating device sleeve 25 is connected to the sampling tube 24 in a contact manner, and the connection between the sampling tube 24 and the heating device sleeve 25 ensures the heating efficiency of the heating device 22.
The power cord 221 of the heating rod 22 is connected with the power supply of the host 1 through a quick coupling, so that the heating device 22 can be conveniently powered on, and the sampling probe 2 can be conveniently disassembled and assembled, so that the host 1 and the sampling probe 2 can be separately packaged and transported.
The sampling probe 2 further includes a third mounting flange 26 disposed on the outer wall surface of the probe outer sleeve 21. The third mounting flange 26 is adapted to interface with a flange on the chimney to secure the instrument.
Of course, the sampling probe 2 may further include a temperature sensor, a pitot tube, and the like, and the temperature sensor may be provided in the manner of the wire outlet of the heating device 22.
The utility model can reduce the stroke of the sampling pipeline by directly connecting the sampling probe 2 with the host 1, so that the particles are not easy to deposit and the formation of condensed water is reduced; meanwhile, the host 1 and the sampling probe 2 are detachably connected, and the second mounting flange 23 is provided with the wire outlet groove 211 for the power wire 221 to extend out, so that the heating device 22 can be conveniently mounted on the probe outer sleeve 21 without affecting the connection between the probe outer sleeve 21 and the host 1, and the power wire 221 of the heating device 22 can also be conveniently connected with the host 1. Of course, if necessary, some fixing glue may be provided on the outlet groove 211 to enhance the sealing property and to fix the heating rod 22.
The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.
Claims (7)
1. The utility model provides a flue gas detecting instrument, including host computer and sampling probe, its characterized in that:
the host is connected with the sampling probe; the sampling probe comprises a probe outer sleeve and a heating device, wherein the rear end of the probe outer sleeve is connected with the host machine; a wire outlet groove for extending a power wire of the heating device is formed in the rear end of the probe outer sleeve, and one end of the power wire extends out of the probe outer sleeve through the wire outlet groove and is connected with the host; the host is detachably connected with the sampling probe; a first mounting flange is arranged on the host; the probe outer sleeve also comprises a second mounting flange matched with the first mounting flange; the first mounting flange is connected with the second mounting flange through a bolt; the outlet groove is formed in the end face, facing the host, of the second mounting flange.
2. The smoke detection apparatus of claim 1, wherein:
the heating device is a heating rod, and the heating rod is bent; one end of the heating rod is arranged in the probe outer sleeve, and the other end of the heating rod is embedded into the wire outlet groove.
3. The smoke detection apparatus of claim 2, wherein:
the sampling probe also comprises a heating device sleeve which is arranged in the probe outer sleeve and is used for sheathing the heating device.
4. The smoke detection apparatus of claim 3, wherein:
the sampling probe also comprises a sampling tube arranged on the probe outer sleeve.
5. The smoke detection apparatus of claim 4, wherein:
the heating device sleeve is connected with the sampling tube.
6. The smoke detection apparatus of claim 1, wherein:
the power line is connected with a power supply on the host through a quick connector.
7. The smoke detection apparatus of claim 1, wherein:
the sampling probe also comprises a third mounting flange arranged on the outer wall surface of the probe outer sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020474360.6U CN212514461U (en) | 2020-04-02 | 2020-04-02 | Flue gas detection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020474360.6U CN212514461U (en) | 2020-04-02 | 2020-04-02 | Flue gas detection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212514461U true CN212514461U (en) | 2021-02-09 |
Family
ID=74442117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020474360.6U Active CN212514461U (en) | 2020-04-02 | 2020-04-02 | Flue gas detection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212514461U (en) |
-
2020
- 2020-04-02 CN CN202020474360.6U patent/CN212514461U/en active Active
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