CN207423859U - moisture humidity sensor - Google Patents
moisture humidity sensor Download PDFInfo
- Publication number
- CN207423859U CN207423859U CN201721559125.3U CN201721559125U CN207423859U CN 207423859 U CN207423859 U CN 207423859U CN 201721559125 U CN201721559125 U CN 201721559125U CN 207423859 U CN207423859 U CN 207423859U
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- China
- Prior art keywords
- humidity sensor
- controlled portion
- electric heating
- heating sheets
- temperature
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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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Abstract
The utility model is related to field of containers more particularly to moisture humidity sensors, include humidity sensor.Humidity sensor includes shell, it is characterized in that, shell avris includes air inlet and gas outlet, a buffering temperature-controlled portion is included in the pipeline of the air inlet connection, the buffering temperature-controlled portion is container, and electric heating sheets are included on buffering temperature-controlled portion surface, and the electric heating sheets are pasted on buffering temperature-controlled portion, the electric heating sheets are connected to power supply, and the buffering temperature-controlled portion can carry out reduction of speed buffering to the gas of air inlet.It using this structure, can be heated using electric heating sheets, ensure that internal temperature is in the problem of suitable, therefore can ensure that moisture will not condense, ensure the science of result.
Description
Technical field
The utility model is related to field of containers more particularly to moisture humidity sensors.
Background technology
High-temperature flue gas refers generally to the gas of Thermal Power Generation Industry coal fired power generation engineering generation, as a kind of more special medium,
General temperature range is likely to be breached 160 degree under 40-150 degree, particular case, in addition generally can there are dust and acid in flue gas
Property substance such as SO2, NOX etc., how to overcome high temperature, high dust and acidic materials complex working condition and ensure the online of flue gas moisture
The problem of measurement is one very difficult, there are two types of the methods of measurement moisture at home at present：
A kind of is the oxygen amount by measuring in dry and wet flue gas, i.e. the oxygen amount in exhanst gas outlet measures a wet flue gas,
The oxygen amount in dry flue gas is measured after pretreatment is dry, then calculates acquisition flue gas moisture, is a kind of method measured indirectly, this side
Main problem existing for method is that measured value lag time is long and the precision of measurement is low, it is impossible to meet the needs of high-temperature flue gas measurement.
Second is to utilize capacity-type electronic measurement technology, but the measurement applied to high-temperature flue gas is, it is necessary to overcome flue gas height
The abrasion and etching problem of temperature, dust, acidic materials to macromolecule membrane capacitance, and existing hygronom major part shape is electricity
Road, gas circuit are loaded on the integral type type in a casing, and volume is larger to be inconvenient to dismantle, and maintenance difficulty is big, and heat-insulating property is poor.
It is exactly to be not equipped with display that both the above, which has a common issue, can not see humidity value in real time at the scene, and
It can not demarcate, such hygronom measurement can only return factory-run school standard after there is error, lose time and influence to produce.
Utility model content
The purpose of utility model：In order to provide a kind of effect better moisture humidity sensor, humidity sensor, tool are included
Body purpose is shown in multiple substantial technological effects of specific implementation part.
In order to reach as above purpose, the utility model adopts the following technical scheme that：
Moisture humidity sensor, comprising humidity sensor, humidity sensor includes shell, which is characterized in that shell avris
Comprising air inlet and gas outlet, a buffering temperature-controlled portion, the buffering temperature are included in the pipeline of air inlet connection
Control part is container, and electric heating sheets are included on buffering temperature-controlled portion surface, and the electric heating sheets are pasted on buffering temperature-controlled portion,
The electric heating sheets are connected to power supply, and the buffering temperature-controlled portion can carry out reduction of speed buffering to the gas of air inlet.
The further technical solution of the utility model is that the buffering temperature-controlled portion front end is also comprising air inlet pipe, air inlet pipe
It is upper that comprising lower valve, lower valve avris has separated avris connecting tube, and avris connecting tube is led in keeping warmth space, it is described on
Keeping warmth space is coated with shell.
The further technical solution of the utility model is, horizontal valve is included in the avris connecting tube.
The further technical solution of the utility model is, is coated with one layer of heat preservation material on the buffering temperature-controlled portion, protects
Adiabator compresses electric heating sheets, and the electric wire that electric heating sheets stretch out stretches out thermal insulation material and is connected to power supply.
Using the utility model of as above technical solution, had the advantages that compared with the prior art：A. it is original wet
It spends in sensor, air-flow is sometimes excessively rapid, be easy to cause data distortion, really ability under suitably stable air velocity
Enough obtain accurate data；Using this structure, the effect of realization is at least as follows, being capable of shape to air-flow more rapidly
Into cushion space, air velocity can be reduced, avoids result distortion；B. original determination of moisture can not solve Water vapor condensation
The problem of, it using this structure, can be heated using electric heating sheets, ensure that internal temperature is in the problem of suitable, therefore
It can ensure that moisture will not condense, ensure the science of result.
Description of the drawings
In order to further illustrate the utility model, it is further illustrated below in conjunction with the accompanying drawings：
Fig. 1 is utility model structure diagram；
Fig. 2 is the further improved structure chart of utility model；
Wherein：1. gas outlet；2. shell；3. air inlet；4. electric interfaces；5. sensor；6. cable；7. card slot；It is 8. slow
Rush temperature-controlled portion；9. lower valve；10. avris connecting tube；11. horizontal valve；Keeping warmth space on 12.；13. electric heating sheets.
Specific embodiment
The embodiment of the utility model is illustrated below in conjunction with the accompanying drawings, embodiment does not form the limit to the utility model
System：
Moisture humidity sensor, comprising humidity sensor, humidity sensor includes shell, which is characterized in that shell avris
Comprising air inlet 3 and gas outlet 1, a buffering temperature-controlled portion 8, the buffering are included in the pipeline of air inlet connection
Temperature-controlled portion is container, and comprising electric heating sheets on buffering temperature-controlled portion surface, the electric heating sheets are pasted in buffering temperature-controlled portion
On, the electric heating sheets are connected to power supply, and the buffering temperature-controlled portion can carry out reduction of speed buffering to the gas of air inlet.This
The technique effect and its realization process for the essence that the technical solution at place is played are one of arbitrary as follows：A. original humidity sensor
In device, air-flow is sometimes excessively rapid, be easy to cause data distortion, can be obtained under suitably stable air velocity really
Accurate data；Using this structure, the effect of realization is at least as follows, to air-flow more rapidly, can form buffering
Space can reduce air velocity, avoid result distortion；B. original determination of moisture can not solve the problems, such as Water vapor condensation,
It using this structure, can be heated using electric heating sheets, ensure that internal temperature is in the problem of suitable, therefore can ensure
Moisture will not condense, and ensure the science of result.
The buffering temperature-controlled portion front end also includes air inlet pipe, and lower valve 9, lower valve avris point are included in air inlet pipe
Go out to have avris connecting tube 10, avris connecting tube is led in keeping warmth space, and the upper keeping warmth space is coated with shell.The skill at this place
The technique effect and its realization process for the essence that art scheme is played are as follows：Based on the improvement of upper the preceding paragraph, the prior art is also
There are the problem of be that the instrument of measure itself has problem, temperature is too low to be caused to measure inaccurate, therefore uses this structure, energy
The gas that enough preparations measure is transported to around shell, will be at the temperature unification of the gas of measure and temperature and humidity analyzer
After reason, internal-external temperature difference difference is avoided to cause hydrogenesis, influence to measure effect.
Horizontal valve 11 is included in the avris connecting tube 10.The technology effect for the essence that the technical solution at this place is played
Fruit and its realization process are as follows：Using horizontal valve, can switch side side connecting tube, when needed, then provide this kind
Atmosphere.
One layer of heat preservation material is coated on the buffering temperature-controlled portion 8, thermal insulation material compresses electric heating sheets, electric heating sheets
The electric wire of stretching stretches out thermal insulation material and is connected to power supply.The technique effect for the essence that the technical solution at this place is played and its realization
Process is as follows：The integrated environment that thermal insulation material can allow after heating maintains higher temperature, ensures the science of measurement result.
Unquestionably, above technical scheme realization does not have any problems；
As preferably and further improving：
As the improvement of the utility model moisture humidity sensor, used technical solution is：
1st, using frequency conversion ionic formula lambda sensor as measuring unit.
2nd, separated using split structure, circuit unit and measuring unit.
3rd, equipped with operation panel.
In the utility model moisture humidity sensor, the reference that instrument passes through two sensors of software PID technical controlling is electric
Pressure tests oxonium ion content, free state and the mixing aspect ion concentration of free state, to the output signal of two sensors respectively
After being amplified, filter, linearizing the electrical processing such as amendment, the humidity in sample gas is calculated by microprocessor, is finally exported just
Than the normalized current or voltage signal of the humidity in sample gas.
Instrument is made of measuring unit, electric unit, operation panel.Measuring unit is used to detect the humidity of sample gas, and root
According to humidity output current/voltage signal, small volume, it is ensured that the working condition of constant temperature；Measuring unit and electric unit it
Between by cable connection, and there is electric unit to complete the amplification of current signal, filtering, linearisation are corrected, standard signal output etc.
Electrical processing, finally output are proportional to the accuracy that by normalized current/voltage signal of measuring moisture, ensure that measurement and in real time
Property；Operation panel is provided convenience for showing and setting parameters for execute-in-place.
In conclusion in the utility model moisture humidity sensor, the flue gas suitable for flue gas discharge continuous monitoring system
Moisture measurement, suitable for the long-time service under 0 DEG C~40 DEG C of environment temperature.
In a creative way, each effect is individually present more than, moreover it is possible to the combination of the above results is completed with a nested structure.
It is clear that the technique effect that more than structure is realized is realized, discounting for additional technical solution, this patent title is also
It can be a kind of measurement device.It is not shown in figure part details.
It should be noted that multiple schemes that this patent provides include the basic scheme of itself, independently of each other, not mutually
It restricts, but it can also be mutually combined in the case where there is no conflict, reach multiple effects and realize jointly.
The advantages of basic principle, main feature and the utility model of the utility model has been shown and described above.Ability
The technical staff in domain should be recognized that the present utility model is not limited to the above embodiments, described in the above embodiment and specification
Simply illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model can also
There are various changes and modifications, these changes and improvements are both fallen in claimed scope.
Claims (4)
1. moisture humidity sensor, comprising humidity sensor, humidity sensor includes shell, which is characterized in that shell avris bag
Containing air inlet（3）And gas outlet（1）, a buffering temperature-controlled portion is included in the pipeline of described air inlet connection（8）, it is described
Buffering temperature-controlled portion is container, and electric heating sheets are included on buffering temperature-controlled portion surface, and the electric heating sheets are pasted in buffering temperature control
On part, the electric heating sheets are connected to power supply, and the buffering temperature-controlled portion can carry out reduction of speed to the gas of air inlet and delay
Punching.
2. moisture humidity sensor as described in claim 1, which is characterized in that the buffering temperature-controlled portion front end is also included into
Tracheae includes lower valve in air inlet pipe（9）, lower valve avris separated avris connecting tube（10）, avris connecting tube leads to
In upper keeping warmth space, the upper keeping warmth space is coated with shell.
3. moisture humidity sensor as claimed in claim 2, which is characterized in that the avris connecting tube（10）It is upper to include horizontal stroke
To valve（11）.
4. moisture humidity sensor as described in claim 1, which is characterized in that the buffering temperature-controlled portion（8）On be coated with
One layer of heat preservation material, thermal insulation material compress electric heating sheets, and the electric wire that electric heating sheets stretch out stretches out thermal insulation material and is connected to power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721559125.3U CN207423859U (en) | 2017-11-21 | 2017-11-21 | moisture humidity sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721559125.3U CN207423859U (en) | 2017-11-21 | 2017-11-21 | moisture humidity sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207423859U true CN207423859U (en) | 2018-05-29 |
Family
ID=62303529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721559125.3U Expired - Fee Related CN207423859U (en) | 2017-11-21 | 2017-11-21 | moisture humidity sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207423859U (en) |
-
2017
- 2017-11-21 CN CN201721559125.3U patent/CN207423859U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20191121 |