CN106840680A - A kind of air curtain configuration device and optical measuring device - Google Patents
A kind of air curtain configuration device and optical measuring device Download PDFInfo
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- CN106840680A CN106840680A CN201710043983.0A CN201710043983A CN106840680A CN 106840680 A CN106840680 A CN 106840680A CN 201710043983 A CN201710043983 A CN 201710043983A CN 106840680 A CN106840680 A CN 106840680A
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- inner cylinder
- air curtain
- air
- visor
- configuration device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention relates to field of optical measuring technologies, a kind of air curtain configuration device and optical measuring device are disclosed；Wherein, air curtain configuration device is used to be connected between high temperature measurement passage and optical measurement visor, to avoid optical measurement visor from being impacted by the high-temperature gas in high temperature measurement passage；It is specifically included：The inner cylinder that one end is connected with high temperature measurement passage, the other end is connected with optical measurement visor；Inner cylinder barrel is provided with annular air outlet；The outer barrel on inner cylinder is sheathed on, annular sealed space is formed between outer barrel and inner cylinder；And the barrel of outer barrel is provided with air inlet；The air energy storage canister being connected with the air inlet on outer barrel barrel, for by air inlet to insufflation gas in annular sealed space.Above-mentioned air curtain device for formulating can form air curtain barrier before optical measurement visor, so as to effectively reduce influence of the high temperature gas flow to optical measurement visor, therefore, the air curtain device for formulating can greatly improve the service life of optical measurement visor.
Description
Technical field
The present invention relates to field of optical measuring technologies, more particularly to a kind of air curtain configuration device and optical measuring device.
Background technology
In gas turbine development process, its critical component combustion chamber generally requires to carry out detailed performance test.In combustion chamber
Performance test in, optical measurement is increasingly becoming main flow due to its non-contact measurement and accurately measurement result
Measuring method.In measuring method, generally require that the optical component of transparent sight glasses etc is installed before optical gauge,
The visor is typically directly arranged at the flue end of combustion chamber, and directly facing the impact of high-temperature flue gas；Because side is sudden and violent
It is exposed in high-temperature flue gas, in the air of normal temperature, the larger thermograde in visor both sides easilys lead to visor to opposite side
Fragmentation, also, the flue gas stream impact of particle in face of load due to long-time, mirror surface is easy to deposit flue gas particle,
So as to cause light transmittance degradation, therefore, the service life of optical measuring element is often very low.
The content of the invention
The invention discloses a kind of air curtain configuration device and optical measuring device, for reducing optical measurement high temperature cigarette
Influence of the gas to visor, improves visor service life.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of air curtain device for formulating, for being connected between high temperature measurement passage and optical measurement visor, to avoid light
Measurement visor is learned by the high-temperature gas impact in high temperature measurement passage；Including：
Inner cylinder, one end of the inner cylinder is connected with high temperature measurement passage, the other end is connected with optical measurement visor；It is described
The annular air outlet of barrel setting is provided around on the barrel of inner cylinder；
Outer barrel, the outer sleeve forms annular sealed space on the inner cylinder between the inner cylinder；It is described outer
The barrel of cylinder is provided with air inlet；
Air energy storage canister, the air energy storage canister is connected with the air inlet on the outer barrel barrel, for by it is described enter
Gas port is to insufflation gas in the annular sealed space.
In above-mentioned air curtain device for formulating, the two ends of inner cylinder are connected with high temperature measurement passage and optical measurement visor respectively,
Annular sealed space is formed between inner cylinder and outer barrel, the annular sealed space is with the air inlet on outer barrel and positioned at interior
Annular air outlet on cylinder；When air energy storage canister by air inlet in the annular sealed space be pressed into gas after, the gas can
Projected so as to form air-spray barrier, i.e. air curtain barrier in inner cylinder with by annular air outlet, the air curtain barrier can
Stopped with to the high-temperature flue gas air-flow that high temperature measurement passage is exported, so as to avoid optical measurement visor from being subject to high-temperature flue gas
Directly impact；That is, the air curtain device for formulating can form air curtain barrier before optical measurement visor, so as to effectively reduce height
Influence of the warm flue gas stream to optical measurement visor, therefore, the air curtain device for formulating can greatly improve optical measurement visor
Service life.
Preferably, the annular air outlet of the inner cylinder is arranged at the inner cylinder near one end of optical measurement visor；It is described
The air inlet of outer barrel is arranged at the outer barrel near one end of high temperature measurement passage.
Preferably, the annular air outlet is that gap size is the annulus of 0.5mm~1.5mm.
Preferably, the air inlet is circular port, and size and the caliber size of the circular port are DN15, DN20 or DN25
Pipeline match.
Preferably, the air curtain configuration device also includes centrifugal-flow compressor, and the centrifugal-flow compressor includes emptying
Pipeline；The air energy storage canister is connected with the exhausting pipeline of the centrifugal-flow compressor, for collecting described centrifugal calm the anger
The gas that machine is discharged in process of the test.
Preferably, the inner cylinder and outer barrel are cylindrical tube.
Preferably, the material of the inner cylinder is stainless steel or high temperature alloy；The material of the outer barrel be stainless steel or
High temperature alloy.
Preferably, the two ends of the inner cylinder are respectively welded flange, and the two ends of the inner cylinder pass through the flange and spiral shell
Bolt is connected with the high temperature measurement passage and optical measurement visor respectively.
Preferably, the two ends of the outer barrel are respectively welded on the flange at inner cylinder two ends.
A kind of optical measuring device, including optical gauge, optical measurement visor, and any technical scheme as described above
Described air curtain configuration device；Wherein, the optical gauge is located at the optical measurement visor and is configured away from air curtain
Device side.
Brief description of the drawings
Fig. 1 is a kind of structural representation of air curtain device for formulating provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of optical measuring device provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1~Fig. 2.
As depicted in figs. 1 and 2, a kind of air curtain device for formulating provided in an embodiment of the present invention, for being connected to high temperature side
Between amount passage 1 and optical measurement visor 2, it is used to avoid optical measurement visor 2 from being rushed by the high-temperature gas in high temperature measurement passage 1
Hit；The air curtain device for formulating includes：
Inner cylinder 3, one end of the inner cylinder 3 is connected with high temperature measurement passage 1, the other end is connected with optical measurement visor 2；And
The annular air outlet 31 of barrel setting is provided around on the barrel of the inner cylinder 3；
Outer barrel 4, the outer barrel 4 is sheathed on inner cylinder 3, and annular sealed space 5 is formed between inner cylinder 3；The cylinder of the outer barrel 4
Wall is provided with air inlet 41；
Air energy storage canister 6, the air energy storage canister 6 is connected with the air inlet 41 on the barrel of outer barrel 4, for by air inlet 41
To insufflation gas in annular sealed space 5.
In above-mentioned air curtain device for formulating, the two ends of inner cylinder 3 respectively with high temperature measurement passage 1 and the phase of optical measurement visor 2
Even, annular sealed space 5 is formed between inner cylinder 3 and outer barrel 4, the annular sealed space 5 has the air inlet on outer barrel 4
41 and the annular air outlet 31 on inner cylinder 3；When air energy storage canister 6 by air inlet 41 to the internal pressure of annular sealed space 5
After entering gas, the gas can be projected so as to form air-spray barrier, i.e. air curtain in inner cylinder 3 by annular air outlet 31
Barrier (as shown in phantom in Figure 2), the air curtain barrier can be hindered the high-temperature flue gas air-flow of the output of high temperature measurement passage 1
Gear, so as to avoid optical measurement visor 2 be subject to high-temperature flue gas direct impact；That is, the air curtain device for formulating can be in optics
Air curtain barrier is formed before measurement visor 2, so as to effectively reduce influence of the high-temperature flue gas air-flow to optical measurement visor 2, therefore,
The air curtain device for formulating can greatly improve the service life of optical measurement visor 2.
As depicted in figs. 1 and 2, in a kind of specific embodiment, the annular air outlet 31 on inner cylinder 3 can be arranged at inner cylinder
3 near one end of optical measurement visor 2；Further, the air inlet 41 on outer barrel 4 can be arranged at outer barrel 4 near high temperature side
Measure one end of passage 1.
Air inlet 41 near the side of high temperature measurement passage 1, annular air outlet 31 near the side of optical measurement visor 2, then by
The gas that air inlet 41 enters needs one segment distance of transmission in annular sealed space 5 to get to annular air outlet 31, at this
In transmitting procedure, the gas can be realized dropping the high-temperature flue gas inside inner cylinder 3 by the heat exchange action of the barrel of inner cylinder 3
Temperature, so as to the flue-gas temperature being to effectively reduced to up at annular air outlet 31, and then reduces high-temperature flue gas to optical measurement visor 2
Influence；Also, due to moving closer to optical measurement visor 2 with high-temperature flue gas, its flow velocity also will be reduced gradually, i.e., closer to light
The impulsive force for learning the measurement side high-temperature flue gas of visor 2 will be smaller, therefore, by annular air outlet 31 near optical measurement visor 2 one
Side is set, and can more efficiently stop impact of the high-temperature flue gas to optical measurement visor 2, and then reduce high-temperature flue gas to optics
Measure the influence of visor 2.
As depicted in figs. 1 and 2, on the basis of above-described embodiment, in a kind of specific embodiment, annular air outlet 31 can
To be set to annulus；Specifically, the gap size of the annulus can be 0.5mm~1.5mm, preferably 1mm.
As depicted in figs. 1 and 2, further, air inlet 41 could be arranged to circular port；Specifically, the chi of the circular port
It is very little to match with the pipeline that caliber size is DN15, DN20 or DN25.
As depicted in figs. 1 and 2, on the basis of the various embodiments described above, in a kind of specific embodiment, the embodiment of the present invention
Air curtain configuration device can also include centrifugal-flow compressor, centrifugal-flow compressor can include experiment feed channel and emptying
Pipeline；Specifically, air energy storage canister 6 can be connected with the exhausting pipeline of centrifugal-flow compressor, to collect centrifugal-flow compressor
The gases at high pressure discharged in process of the test.
Centrifugal-flow compressor is the conventional instrument on testing stand, and generally, the gas of its exhausting pipeline discharge is high pressure drying
Air, and the air is typically directly discharged in air；In the present embodiment, received using 6 pairs of gases of air energy storage canister
Collect and the gas is further used for being formed the gas jet of air curtain configuration device, can effectively realize in laboratory
Energy-saving and emission-reduction.
As depicted in figs. 1 and 2, on the basis of the various embodiments described above, in a kind of specific embodiment, the embodiment of the present invention
Air curtain configuration device in, inner cylinder 3 and outer barrel 4 can be cylindrical tube.
Further, the material of inner cylinder 3 and outer barrel 4 can select stainless steel or high temperature alloy.
As depicted in figs. 1 and 2, on the basis of the various embodiments described above, in a kind of specific embodiment, the two ends of inner cylinder 3
Flange 7 can be respectively welded, and then, the two ends of inner cylinder 3 can be realized by the cooperation of flange 7 and bolt 8 respectively with
It is connected between high temperature measurement passage 1 and optical measurement visor 2.
Further, the two ends of outer barrel 4 can be respectively welded on the flange 7 at the two ends of inner cylinder 3.
As depicted in figs. 1 and 2, the embodiment of the present invention additionally provides a kind of optical measuring device, and the optical measuring device can
With including optical gauge 9, optical measurement visor 2, and the air curtain configuration device such as in above-mentioned any embodiment；Its
In, optical measurement visor 2 can be installed on one end of air curtain configuration device, optical gauge 9 by flange 7 and bolt 8
Optical measurement visor 2 is then located at away from the side of air curtain configuration device.
The optical measuring device can form air curtain barrier between high temperature measurement passage 1 and its optical measurement visor 2,
So as to reduce influence of the high temperature gas flow in high temperature measurement passage 1 to its optical measurement visor 2, and then improve optical measurement visor
2 service life.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this hair to the embodiment of the present invention
Bright spirit and scope.So, if these modifications of the invention and modification belong to the claims in the present invention and its equivalent technologies
Within the scope of, then the present invention is also intended to comprising these changes and modification.
Claims (10)
1. a kind of air curtain configuration device, it is characterised in that for being connected between high temperature measurement passage and optical measurement visor,
To avoid optical measurement visor from being impacted by the high-temperature gas in high temperature measurement passage；Including：
Inner cylinder, one end of the inner cylinder is connected with high temperature measurement passage, the other end is connected with optical measurement visor；The inner cylinder
Barrel on be provided around barrel setting annular air outlet；
Outer barrel, the outer sleeve forms annular sealed space on the inner cylinder between the inner cylinder；The outer barrel
Barrel is provided with air inlet；
Air energy storage canister, the air energy storage canister is connected with the air inlet on the outer barrel barrel, for by the air inlet
To insufflation gas in the annular sealed space.
2. air curtain configuration device according to claim 1, it is characterised in that the annular air outlet of the inner cylinder is arranged at
The inner cylinder is near one end of optical measurement visor；The air inlet of the outer barrel is arranged at the outer barrel near high temperature measurement passage
One end.
3. air curtain configuration device according to claim 2, it is characterised in that the annular air outlet is for gap size
The annulus of 0.5mm~1.5mm.
4. air curtain configuration device according to claim 2, it is characterised in that the air inlet is circular port, the circle
The size of shape mouthful is with caliber size for the pipeline of DN15, DN20 or DN25 matches.
5. air curtain configuration device according to claim 1, it is characterised in that also including centrifugal-flow compressor, it is described from
Core type compressor includes exhausting pipeline；
The air energy storage canister is connected with the exhausting pipeline of the centrifugal-flow compressor, for collecting the centrifugal-flow compressor
The gas discharged in process of the test.
6. the air curtain configuration device according to any one of Claims 1 to 5, it is characterised in that the inner cylinder and outer barrel are equal
It is cylindrical tube.
7. air curtain configuration device according to claim 6, it is characterised in that the material of the inner cylinder be stainless steel or
High temperature alloy；The material of the outer barrel is stainless steel or high temperature alloy.
8. air curtain configuration device according to claim 6, it is characterised in that the two ends of the inner cylinder are respectively welded method
It is blue；The two ends of the inner cylinder by the flange and bolt respectively with the high temperature measurement passage and optical measurement visor phase
Even.
9. air curtain configuration device according to claim 8, it is characterised in that the two ends of the outer barrel are respectively welded in institute
State on the flange at inner cylinder two ends.
10. a kind of optical measuring device, it is characterised in that including optical gauge, optical measurement visor, and as right will
Seek the air curtain configuration device described in 1~9 any one；Wherein, the optical gauge is carried on the back positioned at the optical measurement visor
From air curtain configuration device side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043983.0A CN106840680A (en) | 2017-01-19 | 2017-01-19 | A kind of air curtain configuration device and optical measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043983.0A CN106840680A (en) | 2017-01-19 | 2017-01-19 | A kind of air curtain configuration device and optical measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106840680A true CN106840680A (en) | 2017-06-13 |
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ID=59119260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710043983.0A Pending CN106840680A (en) | 2017-01-19 | 2017-01-19 | A kind of air curtain configuration device and optical measuring device |
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| DE102006052292A1 (en) * | 2006-11-03 | 2008-05-08 | Lpkf Laser & Electronics Ag | Device and method for processing a workpiece by means of a laser beam |
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| CN201548329U (en) * | 2009-10-15 | 2010-08-11 | 宝山钢铁股份有限公司 | Protective clothing of thermal infrared imager |
| CN102395003A (en) * | 2011-11-15 | 2012-03-28 | 天津市电视技术研究所 | High temperature-resisting protecting jacket for camera |
| CN103558680A (en) * | 2013-11-01 | 2014-02-05 | 合肥金星机电科技发展有限公司 | Leading-in optical device of copper smelting process emission spectrum analysis system |
| CN104297169A (en) * | 2014-10-23 | 2015-01-21 | 中国科学院合肥物质科学研究院 | Stable compact type laser-transceiving integrated detection light path structure |
-
2017
- 2017-01-19 CN CN201710043983.0A patent/CN106840680A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006052292A1 (en) * | 2006-11-03 | 2008-05-08 | Lpkf Laser & Electronics Ag | Device and method for processing a workpiece by means of a laser beam |
| CN201181380Y (en) * | 2008-02-28 | 2009-01-14 | 秦皇岛海明自动控制工程有限公司 | Observation hole of camera protecting jacket in high temperature and smoke surroundings |
| CN201548329U (en) * | 2009-10-15 | 2010-08-11 | 宝山钢铁股份有限公司 | Protective clothing of thermal infrared imager |
| CN102395003A (en) * | 2011-11-15 | 2012-03-28 | 天津市电视技术研究所 | High temperature-resisting protecting jacket for camera |
| CN103558680A (en) * | 2013-11-01 | 2014-02-05 | 合肥金星机电科技发展有限公司 | Leading-in optical device of copper smelting process emission spectrum analysis system |
| CN104297169A (en) * | 2014-10-23 | 2015-01-21 | 中国科学院合肥物质科学研究院 | Stable compact type laser-transceiving integrated detection light path structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 201306 101 new office building, A, 7 new industrial park, Shanghai, Pudong New Area, 600 new Yuan South Road, Pudong New Area. Applicant after: New Austrian energy power technology (Shanghai) Co., Ltd. Address before: 201406 228 yongyang Road, Yang Wang Industrial Park, South Bridge Town, Fengxian District, Shanghai Applicant before: Shanghai wisdom energy equipment Co., Ltd. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170613 |
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| RJ01 | Rejection of invention patent application after publication |