CN206756730U - A kind of infrared dew point display instrument - Google Patents
A kind of infrared dew point display instrument Download PDFInfo
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- CN206756730U CN206756730U CN201720542103.XU CN201720542103U CN206756730U CN 206756730 U CN206756730 U CN 206756730U CN 201720542103 U CN201720542103 U CN 201720542103U CN 206756730 U CN206756730 U CN 206756730U
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- infrared
- pipe
- dew point
- flow duct
- cover plate
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Abstract
The utility model discloses a kind of infrared dew point display instrument, including vacuum heat-insulating pipe, cover plate and lower shoe, the both ends of the vacuum heat-insulating pipe are fixedly connected with cover plate and lower shoe center respectively, the cover plate corresponds to vacuum heat-insulating pipe and is provided with air inlet pipe, the cover plate corresponds to air inlet pipe and is provided with fixed plate, the end that air inlet pipe is corresponded in the vacuum heat-insulating pipe is provided with flow duct, the end of the flow duct is connected with test chamber, detection plate is provided with the test chamber, the end that the detection plate corresponds to flow duct is provided with concave mirror, the concave mirror is provided centrally with infrared temperature sensor, the test chamber inner top is connected with circulation pipe, the end of the circulation pipe is connected with flow duct.The infrared dew point display instrument, it is simple in construction, it is easy to operate, effectively improve the degree of accuracy of gas dew point detection data.
Description
Technical field
It the utility model is related to dew point detection display technology field, more particularly to a kind of infrared dew point display instrument.
Background technology
Because oxygen and nitrogen mainly fill in outfield to aircraft, if can be to the dew-point temperature of gas before filling
Accurate measurement is carried out, flight support quality can be not only lifted, the safe coefficient of flight can also be lifted.At present, in the market
Dew point hygrometer is mostly to use semiconductor refrigerating mode, it is necessary to consume a large amount of electric energy therefore be not suitable for line, is also unfavorable for open country
Used under the conditions of outer；And can not repeat to detect when detecting, make testing result accuracy not high.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and a kind of infrared dew point proposed shows
Show instrument.
To achieve these goals, the utility model employs following technical scheme：
A kind of infrared dew point display instrument, including vacuum heat-insulating pipe, cover plate and lower shoe, the both ends point of the vacuum heat-insulating pipe
It is not fixedly connected with cover plate and lower shoe center, the cover plate corresponds to vacuum heat-insulating pipe and is provided with air inlet pipe, and the cover plate is corresponding
Air inlet pipe is provided with fixed plate, and the end that air inlet pipe is corresponded in the vacuum heat-insulating pipe is provided with flow duct, the flow duct
End is connected with test chamber, is provided with detection plate in the test chamber, the detection plate correspond to flow duct end be provided with it is recessed
Mirror, the concave mirror are provided centrally with infrared temperature sensor, and the test chamber inner top is connected with circulation pipe, the circulation pipe
End be connected with flow duct.
Preferably, the cover plate corresponds to the both ends of air inlet pipe and is respectively arranged with air through hole and exhaust through hole, the air inlet
Through hole and exhaust through hole in vacuum heat-insulating pipe with being connected.Improve the greenhouse cooling efficiency in vacuum heat-insulating pipe.
Preferably, the inlet end of the air inlet pipe is provided with breather cheek valve.When to injecting gas in flow duct, pass through
Breather cheek valve effectively avoids gas leak, improves the accuracy of present apparatus detection dew point.
Preferably, the flow duct is set in the shape of a spiral.Increase time of the gas in flow duct, it is right in flow duct to improve
Answer the effect of gas cooling processing.
Preferably, the detection plate corresponds to the periphery of concave mirror and is provided with light source.In gas injection concave mirror in flow duct,
Light source is by light irradiation case concave mirror, and refraction improves the temperature in concave mirror repeatedly in concave mirror, the temperature of temperature and gas in concave mirror
When consistent, gas condensation Cheng Shuan.
Preferably, the output end of the infrared temperature sensor is connected with display, and the display is arranged on cover plate
On.Infrared temperature sensor with the dew point data of detection gas, and will reveal to the temperature detection of gas condensation Cheng Shuan in concave mirror
Point data transports to display.
In the utility model, it would be desirable to which the gas of detection is injected in flow duct by air inlet pipe, and gas enters in flow duct
Afterwards in flowing Bottomhole pressure cooling, cover plate corresponds to the air through hole of vacuum heat-insulating pipe setting and exhaust through hole is circulated to vacuum insulation
Temperature circulation in pipe, takes away the temperature in vacuum heat-insulating pipe, the gas in flow duct enters in test chamber, the gas in test chamber
Body is again introduced into flow duct after being pressurized by circulation pipe, the concentrated effect of the gas in raising test chamber, the gas in flow duct
In body injection concave mirror, light source is by light irradiation case concave mirror, and refraction improves the temperature in concave mirror repeatedly in concave mirror, the temperature in concave mirror
When consistent with the temperature of gas, gas condensation Cheng Shuan, infrared temperature sensor is examined to the temperature of gas condensation Cheng Shuan in concave mirror
Survey, with the dew point data of detection gas, and by dew point data transfer to display.The infrared dew point display instrument, simple in construction, behaviour
Facilitate, effectively improve the degree of accuracy of gas dew point detection data.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of infrared dew point display instrument structural representation；
Fig. 2 be the utility model proposes a kind of infrared dew point display instrument AA structural representations；
Fig. 3 be the utility model proposes a kind of infrared dew point display instrument B portions mplifying structure schematic diagram.
In figure：1 vacuum heat-insulating pipe；11 flow ducts；12 test chambers；121 detection plates；122 circulation pipes；13 concave mirrors；131 light
Source；14 infrared temperature sensors；141 displays；2 cover plates；21 air inlet pipe；211 breather cheek valves；22 fixed plates；23 air inlets
Through hole；24 exhaust through holes；3 lower shoes.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-3, a kind of infrared dew point display instrument, including vacuum heat-insulating pipe 1, cover plate 2 and lower shoe 3, the vacuum
The both ends of heat-insulated pipe 1 are fixedly connected with cover plate 2 and the center of lower shoe 3 respectively, and the corresponding vacuum heat-insulating pipe 1 of the cover plate 2 is provided with
Air inlet pipe 21, the inlet end of the air inlet pipe 21 are provided with breather cheek valve 211.When to injection gas in flow duct 11, lead to
Cross breather cheek valve 211 and effectively avoid gas leak, improve the accuracy of present apparatus detection dew point.The 2 corresponding air inlet of cover plate
Pipe 21 is provided with fixed plate 22, and the both ends of the corresponding air inlet pipe 21 of the cover plate 2 are respectively arranged with air through hole 23 and exhaust through hole
24, the air through hole 23 and exhaust through hole 24 in vacuum heat-insulating pipe 1 with being connected.Improve the temperature in vacuum heat-insulating pipe 1
Degree cooling efficiency.The end that air inlet pipe 21 is corresponded in the vacuum heat-insulating pipe 1 is provided with flow duct 11, and the flow duct 11 is in spiral shell
Shape is revolved to set.Increase time of the gas in flow duct 11, improve the effect that gas cooling processing is corresponded in flow duct 11.It is described
The end of flow duct 11 is connected with test chamber 12, and detection plate 121, the correspondence of detection plate 121 are provided with the test chamber 12
The end of flow duct 11 is provided with concave mirror 13, and the periphery of the corresponding concave mirror 13 of the detection plate 121 is provided with light source 131.Flowing
In gas injection concave mirror 13 in pipe 11, light source 131 is by light irradiation case concave mirror 13, and refraction improves concave mirror 13 repeatedly in concave mirror 13
Interior temperature, when the temperature in concave mirror 13 is consistent with the temperature of gas, gas condensation Cheng Shuan.The concave mirror 13 is provided centrally with red
Outside line temperature sensor 14, the inner top of test chamber 12 are connected with circulation pipe 122, the end of the circulation pipe 122 and flowing
Pipe 11 is connected.The output end of the infrared temperature sensor 14 is connected with display 141, and the display 141 is set
On cover plate 2.Infrared temperature sensor 14 is to the temperature detection of gas condensation Cheng Shuan in concave mirror 13, with the dew point of detection gas
Data, and by dew point data transfer to display 141.
In the utility model, it would be desirable to which the gas of detection is injected in flow duct 11 by air inlet pipe 21, and gas enters flowing
The flowing cooling in flow duct 11 after in pipe 11, the air through hole 23 and exhaust through hole 24 that the corresponding vacuum heat-insulating pipe 1 of cover plate 2 is set
Circulate and the temperature in vacuum heat-insulating pipe 1 is circulated, take away the temperature in vacuum heat-insulating pipe 1, the gas in flow duct 11 enters inspection
Survey in chamber 12, the gas in test chamber 12 is again introduced into flow duct 11 after being pressurized by circulation pipe 122, is improved in test chamber 12
Gas concentrated effect, in the gas injection concave mirror 13 in flow duct 11, light source 131 is by light irradiation case concave mirror 13, recessed
Refraction improves the temperature in concave mirror 13 repeatedly in mirror 13, when the temperature in concave mirror 13 is consistent with the temperature of gas, gas condensation into
Frost, infrared temperature sensor 14 is to the temperature detection of gas condensation Cheng Shuan in concave mirror 13, with the dew point data of detection gas, and
By dew point data transfer to display 141.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of infrared dew point display instrument, including vacuum heat-insulating pipe (1), cover plate (2) and lower shoe (3), it is characterised in that described
The both ends of vacuum heat-insulating pipe (1) are fixedly connected with cover plate (2) and lower shoe (3) center respectively, and the corresponding vacuum of the cover plate (2) is exhausted
Heat pipe (1) is provided with air inlet pipe (21), and the corresponding air inlet pipe (21) of the cover plate (2) is provided with fixed plate (22), and the vacuum is exhausted
The end that air inlet pipe (21) is corresponded in heat pipe (1) is provided with flow duct (11), and the end of the flow duct (11) is connected with detection
Chamber (12), the test chamber (12) is interior to be provided with detection plate (121), the end of the corresponding flow duct (11) of the detection plate (121)
Concave mirror (13) is provided with, the concave mirror (13) is provided centrally with infrared temperature sensor (14), pushed up in the test chamber (12)
Portion is connected with circulation pipe (122), and end and the flow duct (11) of the circulation pipe (122) are connected.
A kind of 2. infrared dew point display instrument according to claim 1, it is characterised in that the corresponding air inlet pipe of the cover plate (2)
(21) both ends are respectively arranged with air through hole (23) and exhaust through hole (24), the air through hole (23) and exhaust through hole (24)
With being connected in vacuum heat-insulating pipe (1).
A kind of 3. infrared dew point display instrument according to claim 1, it is characterised in that the inlet end of the air inlet pipe (21)
It is provided with breather cheek valve (211).
4. a kind of infrared dew point display instrument according to claim 1, it is characterised in that the flow duct (11) is in the shape of a spiral
Set.
5. a kind of infrared dew point display instrument according to claim 1, it is characterised in that the detection plate (121) is corresponding recessed
The periphery of mirror (13) is provided with light source (131).
A kind of 6. infrared dew point display instrument according to claim 1, it is characterised in that the infrared temperature sensor
(14) output end is connected with display (141), and the display (141) is arranged on cover plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720542103.XU CN206756730U (en) | 2017-05-16 | 2017-05-16 | A kind of infrared dew point display instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720542103.XU CN206756730U (en) | 2017-05-16 | 2017-05-16 | A kind of infrared dew point display instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206756730U true CN206756730U (en) | 2017-12-15 |
Family
ID=60618390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720542103.XU Active CN206756730U (en) | 2017-05-16 | 2017-05-16 | A kind of infrared dew point display instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206756730U (en) |
-
2017
- 2017-05-16 CN CN201720542103.XU patent/CN206756730U/en active Active
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