CN209182275U - For measuring the device of dust moisture content in flue gas - Google Patents
For measuring the device of dust moisture content in flue gas Download PDFInfo
- Publication number
- CN209182275U CN209182275U CN201821713075.4U CN201821713075U CN209182275U CN 209182275 U CN209182275 U CN 209182275U CN 201821713075 U CN201821713075 U CN 201821713075U CN 209182275 U CN209182275 U CN 209182275U
- Authority
- CN
- China
- Prior art keywords
- measuring
- flue gas
- moisture content
- transducing unit
- terminal box
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 title claims abstract description 37
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 239000003546 flue gas Substances 0.000 title claims abstract description 21
- 230000002463 transducing effect Effects 0.000 claims abstract description 31
- 238000005259 measurement Methods 0.000 claims abstract description 27
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 10
- 239000000956 alloy Substances 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 7
- 239000003292 glue Substances 0.000 claims abstract description 3
- 210000004907 gland Anatomy 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 11
- 239000004973 liquid crystal related substance Substances 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
It is disclosed in the utility model a kind of for measuring the device of dust moisture content in flue gas, including measurement sensor and Junction box assembly, in which: transmitter terminal box includes transducing unit, and the electric interfaces and earthing member that connect with transducing unit；Measurement sensor includes protection pipe and the high temperature resistant wire being arranged in protection pipe and two alloy electrodes; one end of alloy electrode is stretched out outside protection pipe; the other end is electrically connected by high temperature resistant wire with the transducing unit in transmitter terminal box, and is sealed in protection pipe by refractory seals glue.The device is able to achieve the measurement of dust water content in flue gas, has many advantages, such as that installation is simple, easy to maintain, measurement is reliable.
Description
Technical field
The utility model belongs to semi-dry desulphurization technical field, and in particular to one kind contains for measuring dust moisture in flue gas
The measuring device of amount.
Background technique
Social Development of China enters the new era at present, there is higher requirement than in the past to prevention and control of air pollution.Government mentions
The target of ecological environment fundamental turn for the better in 2035 is realized in the assault of fortified positions that firmly accomplish fluently prevention and cure of pollution before the year two thousand twenty out, following several
Year environmental protection industry (epi) will grow continuously and fast, and also contain semi-dry desulphurization technology among these in electric power, metallurgy, the energy, chemical industry etc.
Field will also welcome great development.Exhaust gas dust Moisture Meter can be applied in semidry process desulfurizer, for measuring dust water content,
The size of desulfurizer spray gun water is controlled, to realize the technic index of semidry process desulfurizer.
In existing semi-dry desulphurization, the humidity of infrared principles measurement flue gas is mostly used, and moisture measurement is volume hundred
Divide ratio, the content of the water content of dust in flue gas, especially condensed water can not accurately be reacted, in addition, the mode of infrared survey
Expensive and repair and maintenance is inconvenient, and installation maintenance is with greater need for specialized guidance.It therefore, in the prior art, can only be using control
Smoke moisture controls the moisture content of dust in flue gas, and moisture measurement index can not intuitively reflect containing for dust in flue gas
Water can only be referred to as technology controlling and process.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of for measuring the device of dust moisture content in flue gas
(can also be integrated fume dust drimeter or exhaust gas dust Moisture Meter), is integrated with measurement sensor and transducing unit
Terminal box etc. is able to achieve the measurement of dust water content in flue gas.
Specific technical solution is as follows:
It is a kind of for measuring the device of dust moisture content in flue gas, which is characterized in that including measurement sensor and wiring
Box device, in which: transmitter terminal box includes transducing unit, and the electric interfaces and earthing member that are electrically connected with transducing unit；
Measurement sensor includes protection pipe and the high temperature resistant wire being arranged in protection pipe and two alloy electrodes, and the one of alloy electrode
End is stretched out outside protection pipe, and the other end is electrically connected by high temperature resistant wire with the transducing unit in transmitter terminal box, and by resistance to
High-temperature seal adhesive is sealed in protection pipe.
Preferably, transducing unit includes transducing unit ontology, the display part being electrically connected respectively with transducing unit ontology, zeroing
Part and external connecting terminal block.
Preferably, transducing unit ontology is fixed in transmitter terminal box, and the one end connecting with alloy electrode is by resistance to
High-temperature seal adhesive sealing, to obstruct interference of the ambient humidity to measurement.
Preferably, the electric interfaces use waterproof gland head, and external cable passes through waterproof gland head and external terminals
Son row's connection.
It preferably, further include fixing piece, the installation for measuring instrumentss is fixed.
Preferably, the fixing piece is the steel flange for being arranged in protection pipe outer wall.
Preferably, the transmitter terminal box uses cast aluminium material.
Preferably, the degree of protection of transmitter terminal box is IP65, and anti-corrosion grade is WF2.
Exhaust gas dust Moisture Meter disclosed in the utility model is applicable to the survey of dust moisture (humidity) in industrial smoke
Amount, has the advantages that
(1) the exhaust gas dust Moisture Meter (integrated instrument), which is different from traditional measuring instrumentss, has that installation is simple, maintenance
Convenient advantage.
(2) dust Moisture Meter junction box installs transducing unit, and transducing unit lower half is sealed with using sealant
The reliability interfered and improve measurement of the humidity for having obstructed environment of effect to measurement；Liquid crystal display and zeroing is arranged in top
Knob is convenient for calibrating indicating instrument, improves the reliability of measurement and the convenience of maintenance.
(3) analog signals of dust moisture can also will be provided by connecting terminal remotely to other devices (such as DCS system
System, PLC system, measuring instrumentss etc.).
Detailed description of the invention
Fig. 1 is the structural schematic diagram of exhaust gas dust Moisture Meter in embodiment；
Fig. 2 is the structural schematic diagram of junction box transducing unit in embodiment.
Specific embodiment
As shown in Figure 1, showing a kind of structure of exhaust gas dust Moisture Meter in embodiment, which can be fitted
Its moisture content is shown for the measurement of dust moisture (humidity) in flue gas and in the form of conductivity.
The exhaust gas dust Moisture Meter is mainly made of measurement sensor, mounting flange 3 and transducing unit terminal box 1.
Measurement sensor mainly includes two stainless steel alloy electrodes 4 (alloy round steel), stainless steel protection pipe 2, sealing electricity
The high-temperature seal adhesive 6 of pole and the high temperature resistant wire 5 of connection electrode.
Transmitter terminal box 1 (abbreviation terminal box 1) carries external screw thread with protection pipe 2 by included internal screw thread and is reliably connected,
Terminal box 1 includes transducing unit 7, waterproof gland head 9, high-temperature seal adhesive 6 and the screw 8 for connecting ground line.
Mounting flange 3 uses steel flange, and the installation for measuring instrumentss is fixed.In embodiment, mounting flange 3 is welded
In protection pipe 2, convenient for instrument to be fixed on measuring device to (such as desulfurizing tower top of tower).
As shown in Fig. 2, the lower half (mainly include at sensor wire and signal conversion unit) of transducing unit 7 is using high
Warm sealant 6 is sealed in terminal box 1, has effectively been obstructed the humidity of environment to the interference of measurement and has been improved the reliable of measurement
Property；Top half is equipped with knob assembly, liquid crystal display and the connecting terminal for external cabling of adjusting zero.Specifically, becoming
It send unit 7 to be fixed in terminal box 1, mainly includes transducing unit ontology 14, is installed on transmitter body 14 with card format
On liquid crystal display 10, pin is welded in the zeroing knob 11 of transmitter body 14, is installed on transmitter sheet with card format
The connecting terminal block 12 of body 14 and screw 13 for being fixed on transducing unit 7 in terminal box 1.Liquid crystal display 10 and zeroing
Knob 11 is convenient for on-site-inspection measurement data and attended operation.
Terminal box 1 passes through the connection transducing unit 7 of electric interfaces waterproof gland head 9 using cast aluminium forming structure and disengaging cable
Connecting terminal block 12, so that its degree of protection is reached IP65, anti-corrosion grade reaches WF2, can be good at being applicable in the outdoor evil of industry
Bad environment.
The measuring principle of the exhaust gas dust Moisture Meter is:
Two stainless steel alloy electrodes 4 are fixed in instrument stainless steel protection pipe 2 by refractory seals glue 6, and electrode is logical
It crosses high temperature resistant wire 5 and draws the transducing unit 7 for being connected to terminal box in protection pipe 2, transducing unit 7 is accessed by connecting terminal
DC24V power supply, exhaust gas dust moisture varying its electric conductivity passed through around 2 alloy electrodes of moisture meter transducer, pick-up list
Then member is shown by the water content of conductivity (unit us/cm) Lai Fanying dust of measuring electrode by liquid crystal display 10
The moisture data of measurement；Transducing unit 7 again can by connecting terminal after can also being 4~20mA by conductivity signal pick-up simultaneously
Other devices are sent to, for example, computer cable can be used with 4~20ma signal access PLC/DCS system, measuring instrumentss etc..
The exhaust gas dust Moisture Meter measuring principle is with reference to hand-held grain moisture content instrument, by changing contour structures and pick-up
Unit, which is constituted, can be adapted to the severe measurement environment of industry.The exhaust gas dust Moisture Meter is integrated with measurement sensor, peace
Flange and transducing unit terminal box etc. are filled, each section closely connects, the measuring device of being integrally formed structure, has installation letter
The reliable advantage of single, easy to maintain, good appearance, measurement.
It should be pointed out that for those skilled in the art, before not departing from the utility model principle
It puts, several improvements and modifications can also be made, these improvements and modifications also should be regarded as the protection scope of the utility model.This reality
The available prior art of each component part being not known in example is applied to be realized.
Claims (8)
1. a kind of for measuring the device of dust moisture content in flue gas, which is characterized in that including measurement sensor and terminal box
Device, in which: transmitter terminal box includes transducing unit, and the electric interfaces and earthing member that are electrically connected with transducing unit；It surveys
Quantity sensor includes protection pipe and the high temperature resistant wire being arranged in protection pipe and two alloy electrodes, one end of alloy electrode
It stretches out outside protection pipe, the other end is electrically connected by high temperature resistant wire with the transducing unit in transmitter terminal box, and passes through resistance to height
Warm sealant is sealed in protection pipe.
2. as described in claim 1 for measuring the device of dust moisture content in flue gas, which is characterized in that transducing unit packet
Include transducing unit ontology, the display part being electrically connected respectively with transducing unit ontology, zeroing part and external connecting terminal block.
3. as claimed in claim 2 for measuring the device of dust moisture content in flue gas, which is characterized in that transducing unit sheet
Body is fixed in transmitter terminal box, and the one end connecting with alloy electrode is sealed by refractory seals glue, to obstruct environment
Interference of the humidity to measurement.
4. as claimed in claim 2 for measuring the device of dust moisture content in flue gas, which is characterized in that described electrically to connect
Mouth uses waterproof gland head, and external cable is connect by waterproof gland head with external connecting terminal block.
5. as described in claim 1 for measuring the device of dust moisture content in flue gas, which is characterized in that further include fixing
Part, the installation for measuring instrumentss are fixed.
6. as claimed in claim 5 for measuring the device of dust moisture content in flue gas, which is characterized in that the fixing piece
For the steel flange for being arranged in protection pipe outer wall.
7. as described in claim 1 for measuring the device of dust moisture content in flue gas, which is characterized in that the transmitter
Terminal box uses cast aluminium material.
8. as claimed in any one of claims 1 to 7 for measuring the device of dust moisture content in flue gas, feature exists
In the degree of protection of transmitter terminal box is IP65, and anti-corrosion grade is WF2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821713075.4U CN209182275U (en) | 2018-10-22 | 2018-10-22 | For measuring the device of dust moisture content in flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821713075.4U CN209182275U (en) | 2018-10-22 | 2018-10-22 | For measuring the device of dust moisture content in flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209182275U true CN209182275U (en) | 2019-07-30 |
Family
ID=67362171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821713075.4U Expired - Fee Related CN209182275U (en) | 2018-10-22 | 2018-10-22 | For measuring the device of dust moisture content in flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209182275U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112362808A (en) * | 2020-11-10 | 2021-02-12 | 贵州华亿绿色纺织产业科技有限公司 | High-temperature smoke humidity sampling analyzer |
| CN112379702A (en) * | 2020-11-13 | 2021-02-19 | 贵州华亿绿色纺织产业科技有限公司 | Tobacco humidity control system suitable for baking house |
-
2018
- 2018-10-22 CN CN201821713075.4U patent/CN209182275U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112362808A (en) * | 2020-11-10 | 2021-02-12 | 贵州华亿绿色纺织产业科技有限公司 | High-temperature smoke humidity sampling analyzer |
| CN112379702A (en) * | 2020-11-13 | 2021-02-19 | 贵州华亿绿色纺织产业科技有限公司 | Tobacco humidity control system suitable for baking house |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |