CN211856436U - Probe rod type flue gas humidity instrument - Google Patents
Probe rod type flue gas humidity instrument Download PDFInfo
- Publication number
- CN211856436U CN211856436U CN202020511576.5U CN202020511576U CN211856436U CN 211856436 U CN211856436 U CN 211856436U CN 202020511576 U CN202020511576 U CN 202020511576U CN 211856436 U CN211856436 U CN 211856436U
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- Prior art keywords
- probe
- circuit board
- flue gas
- template
- type flue
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 239000003546 flue gas Substances 0.000 title claims abstract description 27
- 239000000523 sample Substances 0.000 title claims description 25
- 238000005070 sampling Methods 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 6
- 239000010935 stainless steel Substances 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000005299 abrasion Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 abstract description 7
- 239000000428 dust Substances 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 abstract description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002120 nanofilm Substances 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a probe-rod type flue gas hygrometer, including the L template, L template inner wall bottom fixedly connected with mounting groove frame, the inboard fixedly connected with work frame of mounting groove frame, work frame top is provided with the circuit board mount pad, the circuit board is installed at circuit board mount pad top, work frame inclined plane mid-mounting has the display screen, switching power supply is installed to work frame inboard, one side that L template vertical plane was kept away from to L template inner wall bottom is installed binding post row, the utility model relates to a hygrograph technical field. This probe-rod-type flue gas hygrometer, sampling sleeve adopt SS316 stainless steel's compound abrasionproof spraying protection, and through the heating of heating rod, the corruption that the dewfall brought appears in can avoiding sampling sleeve surface, has solved the wearing and tearing that high temperature, high dust, strong corrosion etc. that face among the high temperature flue gas moisture measurement process led to the fact well and has blockked up and corrode etc. technical problem.
Description
Technical Field
The utility model relates to a hygronom technical field specifically is a probe-rod type flue gas hygronom.
Background
The high-temperature flue gas is generally gas generated in coal-fired power generation engineering in the thermal power industry, is used as a special medium, the general temperature range is 40-150 ℃, particularly 160 ℃ can be reached, in addition, dust and acidic substances such as SO2, NOX and the like generally exist in the flue gas, and how to overcome the high temperature, high dust and acidic substances to ensure the on-line measurement of the flue gas moisture is a very difficult problem. Common moisture measurement methods are: condensation, wet and dry bulb, weighing, dew point and electronic sensors. Electronic moisture sensor products and moisture measurement belong to the industries rising in the 90 s, in recent years, great progress is made in the research and development fields of moisture sensors at home and abroad, the measurement of gas moisture is mainly carried out by using a capacitance type electronic measurement technology in the current development direction at abroad, but when the electronic moisture sensor products are applied to the measurement of high-temperature smoke, the problems of abrasion and corrosion of high-molecular film capacitance caused by high temperature, dust and acidic substances of the smoke need to be solved.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a probe-rod type flue gas hygrometer has solved flue gas high temperature, dust, acid material to the wearing and tearing of polymer film electric capacity and the problem of corruption, according to the problem that on-the-spot operating mode influences instrument life.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a probe-rod type flue gas hygrometer, includes the L template, L template inner wall bottom fixedly connected with mounting groove frame, the inboard fixedly connected with work frame of mounting groove frame, work frame top is provided with the circuit board mount pad, the circuit board is installed at circuit board mount pad top, work frame inclined plane mid-mounting has the display screen, switching power supply is installed to work frame inboard, one side that L template vertical plane was kept away from to L template inner wall bottom is installed the binding post row, the installation through-hole has been seted up at the vertical plane middle part of L template, the probe is installed to the position that the outside of L template vertical plane just corresponds the installation through-hole, the probe is kept away from the one end of L template and is installed the sampling sleeve, sampling sleeve internally mounted has the probe, be provided with humidity sensitive electric capacity, film resistor and heating rod on the probe, humidity, The film resistor and the heating rod are electrically connected with the circuit board through wires, and the circuit board is electrically connected with the wiring terminal strip through wires.
Preferably, the four sides of the top of the circuit board mounting seat are provided with mounting bolt holes, and the circuit board is fixedly connected with the mounting bolt holes of the circuit board mounting seat through mounting bolts.
Preferably, one end of the probe pipe, which is far away from the L-shaped plate, is in threaded connection with the sampling sleeve, the sampling sleeve is made of SS316 stainless steel, and the surface of the sampling sleeve is sprayed with the composite anti-abrasion coating.
Preferably, one side of L template vertical plane is kept away from to L template inner wall bottom installs water joint, water joint is located binding post row right side, and water joint is provided with two.
Preferably, a bottom buckle tongue is arranged at the position, close to the waterproof joint, of the bottom of the L-shaped plate, and a top buckle tongue is arranged at the middle part of the top of the vertical row plate of the L-shaped plate.
Preferably, the vertical row plate of L template is located that the mounting hole is provided with flange mounting hole all around, the flange is installed in the vertical row plate outside of L template, the flange passes through flange mounting bolt and flange mounting hole and L template fixed connection, it installs waterproof pad with the mounting hole junction to visit the pipe.
(III) advantageous effects
The utility model provides a probe rod formula flue gas hygrometer. The method has the following beneficial effects:
(1) this probe-rod-type flue gas hygrometer, sampling sleeve adopt SS316 stainless steel's compound abrasionproof spraying protection, and through the heating of heating rod, the corruption that the dewfall brought appears in can avoiding sampling sleeve surface, has solved the wearing and tearing that high temperature, high dust, the strong corrosion etc. that face among the high temperature flue gas moisture measurement process led to the fact well and has blockked up and corrode the technological problem such as.
(2) This probe-rod-type flue gas hygrometer blows to the probe according to the flow of flue gas, and the inside of probe is provided with humidity-sensitive electric capacity, and humidity-sensitive electric capacity can be accurate measure the humidity size of flue gas, and it can heat the probe to one hundred degrees centigrade to be provided with the heating rod simultaneously inside the probe, prevents the vapor at sampling sleeve surface condensation, prolongs the life of instrument.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a schematic top view of the humidity meter of the present invention;
fig. 3 is the structure schematic diagram of the whole installation of the humidity meter.
In the figure: the device comprises a 1L-shaped plate, a 2 mounting groove frame, a 3 working machine frame, a 4 circuit board mounting seat, a 5 display screen, a 6 switching power supply, a 7 wiring terminal row, a 8 waterproof joint, a 9 bottom buckle tongue, a 10 top buckle tongue, a 11 mounting through hole, a 12 probe, a 13 sampling sleeve, a 14 flange mounting hole, a 15 probe and a 16 flange.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a probe rod type flue gas hygrometer comprises an L-shaped plate 1, a mounting groove frame 2 is fixedly connected to the bottom of the inner wall of the L-shaped plate 1, a working rack 3 is fixedly connected to the inner side of the mounting groove frame 2, a circuit board mounting seat 4 is arranged at the top of the working rack 3, a circuit board is mounted at the top of the circuit board mounting seat 4, a display screen 5 is mounted in the middle of the inclined plane of the working rack 3, a switching power supply 6 is mounted on the inner side of the working rack 3, a wiring terminal row 7 is mounted on one side, away from the vertical plane of the L-shaped plate 1, of the bottom of the inner wall of the L-shaped plate 1, a mounting through hole 11 is formed in the middle of the vertical plane of the L-shaped plate 1, a probe tube 12 is mounted in a position corresponding to the mounting through hole 11 in the outer side of the vertical plane of the, The film resistor and the heating rod are electrically connected with the circuit board through wires, and the circuit board is electrically connected with the wiring terminal strip 7 through wires.
And mounting bolt holes are formed in four sides of the top of the circuit board mounting seat 4, and the circuit board is fixedly connected with the mounting bolt holes of the circuit board mounting seat 4 through mounting bolts.
One end of the probe tube 12, which is far away from the L-shaped plate 1, is connected with the sampling sleeve 13 through threads, the sampling sleeve 13 is made of SS316 stainless steel, and a composite anti-abrasion coating is sprayed on the surface of the sampling sleeve 13.
One side of keeping away from 1 vertical face of L template 1 in L template 1 inner wall bottom is installed water joint 8, and water joint 8 is located binding post row 7 right sides, and water joint 8 is provided with two.
The bottom of the L-shaped plate 1 is provided with a bottom buckle tongue 9 near the waterproof joint 8, and the top of the vertical row plate of the L-shaped plate 1 is provided with a top buckle tongue 10.
The vertical row plate of L template 1 is located that mounting hole 11 is provided with flange mounting hole 14 all around, and flange 16 is installed in the vertical row plate outside of L template 1, and flange 16 passes through flange mounting bolt and flange mounting hole 14 and L template 1 fixed connection, and the waterproof pad is installed with 11 junctions of mounting hole to probe 12.
During the use, sampling sleeve 13 is inside to have set up probe 15, be provided with wet sensitive electric capacity on the probe 15, film resistor and heating rod, wet sensitive electric capacity, film resistor and heating rod pass through wire and circuit board electric connection, through the inside humidity size of the accurate detection chimney of wet sensitive electric capacity, film resistor is a temperature sensor and is used for monitoring probe surface temperature, show through display screen 5, sampling sleeve 13 adopts SS316 stainless steel's compound abrasionproof spraying protection, the heating rod can heat the probe to one hundred degrees centigrade, can avoid the sampling to prevent the corrosion that the sleeve surface dewfall brought appearing, thereby according to the flow of flue gas and the humidity size of measuring the flue gas that sampling sleeve 13 can be accurate, effectively prolong the life of instrument.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a probe-rod type flue gas hygrometer, includes L template (1), its characterized in that: the detection device is characterized in that an installation groove frame (2) is fixedly connected to the bottom of the inner wall of the L-shaped plate (1), a working rack (3) is fixedly connected to the inner side of the installation groove frame (2), a circuit board installation seat (4) is arranged at the top of the working rack (3), a circuit board is installed at the top of the circuit board installation seat (4), a display screen (5) is installed at the middle of the inclined plane of the working rack (3), a switching power supply (6) is installed at the inner side of the working rack (3), a wiring terminal row (7) is installed at one side, far away from the vertical plane of the L-shaped plate (1), of the bottom of the inner wall of the L-shaped plate (1), an installation through hole (11) is formed in the middle of the vertical plane of the L-shaped plate (1), a detection pipe (12) is installed at a position, corresponding to the installation through hole, sampling sleeve (13) internally mounted has probe (15), be provided with wet quick electric capacity, film resistor and heating rod on probe (15), wet quick electric capacity, film resistor and heating rod pass through wire and circuit board electric connection, the circuit board passes through wire and binding post row (7) electric connection.
2. The probe-type flue gas hygrometer of claim 1, wherein: and mounting bolt holes are formed in four sides of the top of the circuit board mounting seat (4), and the circuit board is fixedly connected with the mounting bolt holes of the circuit board mounting seat (4) through mounting bolts.
3. The probe-type flue gas hygrometer of claim 1, wherein: one end, far away from the L-shaped plate (1), of the probe tube (12) is in threaded connection with the sampling sleeve (13), the sampling sleeve (13) is made of SS316 stainless steel, and the surface of the sampling sleeve is sprayed with a composite anti-abrasion coating.
4. The probe-type flue gas hygrometer of claim 1, wherein: l template (1) inner wall bottom is kept away from one side of L template (1) vertical plane and is installed water joint (8), water joint (8) are located binding post row (7) right side, and water joint (8) are provided with two.
5. The probe-type flue gas hygrometer of claim 4, wherein: the bottom of the L-shaped plate (1) is provided with a bottom buckle tongue (9) at a position close to the waterproof joint (8), and the top buckle tongue (10) is arranged at the top of the vertical row plate of the L-shaped plate (1).
6. The probe-type flue gas hygrometer of claim 1, wherein: the utility model discloses a waterproof mattress, including L template (1), perpendicular platoon board, visit pipe (12) and installation through-hole (11) junction, the perpendicular platoon board of L template (1) is located installation through-hole (11) and is provided with flange mounting hole (14) all around, flange (16) are installed in the perpendicular platoon board outside of L template (1), flange (16) are through flange construction bolt and flange mounting hole (14) and L template (1) fixed connection, visit pipe (12) and installation through-hole (11) junction install waterproof pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020511576.5U CN211856436U (en) | 2020-04-09 | 2020-04-09 | Probe rod type flue gas humidity instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020511576.5U CN211856436U (en) | 2020-04-09 | 2020-04-09 | Probe rod type flue gas humidity instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211856436U true CN211856436U (en) | 2020-11-03 |
Family
ID=73143975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020511576.5U Active CN211856436U (en) | 2020-04-09 | 2020-04-09 | Probe rod type flue gas humidity instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211856436U (en) |
-
2020
- 2020-04-09 CN CN202020511576.5U patent/CN211856436U/en active Active
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