CN206505015U - A kind of real-time measurement apparatus of gas and liquid refractivity based on total reflection - Google Patents
A kind of real-time measurement apparatus of gas and liquid refractivity based on total reflection Download PDFInfo
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- CN206505015U CN206505015U CN201720191340.6U CN201720191340U CN206505015U CN 206505015 U CN206505015 U CN 206505015U CN 201720191340 U CN201720191340 U CN 201720191340U CN 206505015 U CN206505015 U CN 206505015U
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- air chamber
- bearing support
- real
- measurement apparatus
- common optical
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Abstract
The utility model is related to the real-time measurement apparatus of a kind of gas based on total reflection and liquid refractivity, it is characterized in that including bearing support, middle and upper part is provided with air chamber in described bearing support, one side frosted glass is provided with the top of air chamber, bottom is provided with common optical glass, described one side frosted glass is connected with air chamber top seal, the bottom both sides of described common optical glass are fixedly connected by block with bearing support, detector is arranged on the surface of bearing support, laser is arranged on the lower section of common optical glass, the bottom middle part of bearing support.The utility model has the advantages that：The device is using simple manual operations during whole operation, and other operations are automatically controlled by a computer.The purpose measured in real time can be reached using the method measurement refractive index；Particularly can be according to the relation between refractive index and concentration, the concentration to determinand is monitored in real time, significant for industries such as chemical industry, medicine.
Description
Technical field
The utility model be related to it is a kind of measure liquids and gases refractive index device, be based particularly on total reflection gas and
The real-time measurement apparatus of liquid refractivity.
Background technology
With the progress and development of modern society, because refractive index can indirectly reflect this physical quantity of concentration.Institute
Also increasingly improved with the requirement such as the precision of industrial impact of refractive index measurement, practicality, the refractometry commonly used on the market at present
Device, such as Abbe refractometer, its complicated, inconvenient operation and cost is higher, with certain limitation.In addition, with
The principle refractive index of wave optics is measured, although precision increases, but cost is also very high, and tends to maximization.
Utility model content
The utility model provides the refractive index real-time measurement apparatus of a kind of liquid and gas, just can be obtained by simple operations
To the refractive index of object.
What the utility model was realized in.
A kind of real-time measurement apparatus of gas and liquid refractivity based on total reflection of the utility model, it is characterised in that bag
Bearing support is included, middle and upper part is provided with air chamber in described bearing support, one side frosted glass is provided with the top of air chamber, under air chamber
Portion is provided with common optical glass, and the bottom of described one side frosted glass is connected with air chamber top seal, described ordinary optical
The bottom both sides of glass are fixedly connected by block with bearing support, and upper end and the air chamber lower seal of common optical glass connect
Connect, detector is arranged on the surface of bearing support, laser is arranged in the middle of the lower section of common optical glass, the bottom of bearing support
Position；
Described air chamber is provided with the four prism type air chamber of the empty body in building for centre, is set in the middle and upper part of four prism type air chamber one end
There is tapping channel, feeding-passage, described feeding-passage and tapping channel are provided with the middle and lower part of the four prism type air chamber other end
It is connected respectively with the feed pipe with valve and the discharge nozzle with valve.
The empty body in described building is circular, square or ellipse.
The upper surface of described one side frosted glass is frosted face, and lower surface is shiny surface.
Described detector uses cmos detector.
Operation principle of the present utility model is：
After beam of laser is by common optical glass, air chamber, one side frosted glass, will occur on one side ground glass surface unrestrained
Reflection.Because the refractive index of testing liquid (gas) is less than the refractive index of glass, so the light after diffusing reflection can be in determinand
With being totally reflected on the interface of glass.So as to light-shading effect occur, a circle can be formed on one side frosted glass frosted face
Dark space, as long as measuring the diameter of circular dark space during experiment, recycles following formula (being pushed away by total reflection formula), you can calculate liquid
The refractive index of body.
The utility model is compared with existing same device, and its advantage is embodied in：
The device is using simple manual operations during whole operation, and other operations are automatically controlled by a computer.Profit
Refractive index is measured with the method can reach the purpose measured in real time.Particularly can be according to the pass between refractive index and concentration
System, the concentration to determinand is monitored in real time, significant for industries such as chemical industry, medicine.The utility model also has
The characteristics of having free from environmental pollution, low manufacture cost.
Brief description of the drawings
Fig. 1 is the structural representation of liquid and gas refracting index real-time measurement apparatus.
Fig. 2 is the structural representation of air chamber in liquid and gas refracting index real-time measurement apparatus.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
As depicted in figs. 1 and 2, it is clear above, general principle of the present utility model intactly has been shown and described and main
Feature and advantage of the present utility model.It should be understood by those skilled in the art that, the utility model is not limited by above-described embodiment
System, described embodiment is only a part of embodiment of the utility model, rather than whole embodiments, is not departing from this reality
On the premise of with new spirit and scope, the utility model also has various changes and modifications, and these changes and improvements are both fallen within
In the range of claimed the utility model.Scope is claimed by appended claims and its equivalent in the utility model
Define.
The real-time measurement apparatus of a kind of gas and liquid refractivity based on total reflection of the present utility model, it is characterised in that
Including bearing support 1, middle and upper part is provided with air chamber 5 in described bearing support 1, and one side frosted glass 4, hair are provided with the top of air chamber 5
The top of glass is frosted face 3, and common optical glass 9, the bottom of described one side frosted glass 4 are provided with the bottom of air chamber 5
It is connected with the top seal of air chamber 5, the bottom both sides of described common optical glass 9 are fixed by block 8 and bearing support 1 to be connected
Connect, the upper end of common optical glass 9 is connected with the lower seal of air chamber 5, and detector 2 is arranged on the surface of bearing support 1, laser
Device 10 is arranged on the lower section of common optical glass 9, the bottom middle part of bearing support 1；
Described air chamber 5 is provided with the four prism type air chamber 5 of the empty body 14 in building for centre, in the one end of four prism type air chamber 5
Top is provided with tapping channel 12, and feeding-passage 7 is provided with the middle and lower part of the other end of four prism type air chamber 5, and described discharging is led to
Road 12 and feeding-passage 7 are connected with the discharge nozzle 13 with valve and the feed pipe with valve 6 respectively.
The empty body 14 in described building is circular, square or ellipse.
The upper surface of described one side frosted glass 4 is frosted face, and lower surface is the one side frosted glass 4 of shiny surface.
Described detector uses cmos detector.
Detector 2 is coupled with computer, measurement in real time is realized；Other determinand 11 can be liquid, or gas,
Realize the refractive index of measurement multi phase state material.
Example 1, measures liquid refractive index, as shown in figure 1, the valve of discharge nozzle 13 and the valve of feed pipe 6 are opened,
Liquid 11 to be measured is passed through in the empty body 14 in the building of four prism type air chamber 5 from feeding-passage 7, while controlling flow and constant airspeed
Or after after the empty body 14 in the full building of liquid filling, the empty body 14 in building of the present utility model opens the electricity of laser 10 using the empty body in circular building
Source, then turns on cmos detector 2, just monitors experimental image, and experimental image is converted into data message passes to computer to enter
Row data analysis.
Claims (4)
1. a kind of real-time measurement apparatus of gas and liquid refractivity based on total reflection, it is characterised in that including bearing support,
Middle and upper part is provided with air chamber in described bearing support, and one side frosted glass is provided with the top of air chamber, in the bottom of air chamber provided with common
Optical glass, the bottom of described one side frosted glass is connected with air chamber top seal, the lower end of described common optical glass
Portion both sides are fixedly connected by block with bearing support, and the upper end of common optical glass is connected with air chamber lower seal, detector
The surface of bearing support is arranged on, laser is arranged on the lower section of common optical glass, the bottom middle part of bearing support；
Described air chamber is provided with the four prism type air chamber of the empty body in building for centre, is provided with out in the middle and upper part of four prism type air chamber one end
Expect passage, feeding-passage, described feeding-passage and tapping channel difference are provided with the middle and lower part of the four prism type air chamber other end
It is connected with the feed pipe with valve and the discharge nozzle with valve.
2. the real-time measurement apparatus of gas and liquid refractivity according to claim 1 based on total reflection, its feature exists
Circular, square or ellipse is shaped as in described building sky.
3. the real-time measurement apparatus of gas and liquid refractivity according to claim 1 based on total reflection, its feature exists
It is frosted face in the upper surface of described one side frosted glass, lower surface is shiny surface.
4. the gas of total reflection according to claim 1 and the real-time measurement apparatus of liquid refractivity, it is characterised in that institute
The detector stated uses cmos detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720191340.6U CN206505015U (en) | 2017-03-01 | 2017-03-01 | A kind of real-time measurement apparatus of gas and liquid refractivity based on total reflection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720191340.6U CN206505015U (en) | 2017-03-01 | 2017-03-01 | A kind of real-time measurement apparatus of gas and liquid refractivity based on total reflection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206505015U true CN206505015U (en) | 2017-09-19 |
Family
ID=59840482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720191340.6U Expired - Fee Related CN206505015U (en) | 2017-03-01 | 2017-03-01 | A kind of real-time measurement apparatus of gas and liquid refractivity based on total reflection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206505015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260945A (en) * | 2019-07-09 | 2019-09-20 | 北京大学 | Total-reflection type gas-liquid interface Method of flow visualization and gas-liquid interface location recognition method |
-
2017
- 2017-03-01 CN CN201720191340.6U patent/CN206505015U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110260945A (en) * | 2019-07-09 | 2019-09-20 | 北京大学 | Total-reflection type gas-liquid interface Method of flow visualization and gas-liquid interface location recognition method |
| CN110260945B (en) * | 2019-07-09 | 2020-11-03 | 北京大学 | Total reflection type gas-liquid interface flow display method and gas-liquid interface position identification method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20200301 |
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| CF01 | Termination of patent right due to non-payment of annual fee |