CN208297087U - A kind of Flow Field outside test test segment structure - Google Patents
A kind of Flow Field outside test test segment structure Download PDFInfo
- Publication number
- CN208297087U CN208297087U CN201820914041.5U CN201820914041U CN208297087U CN 208297087 U CN208297087 U CN 208297087U CN 201820914041 U CN201820914041 U CN 201820914041U CN 208297087 U CN208297087 U CN 208297087U
- Authority
- CN
- China
- Prior art keywords
- flow field
- field outside
- test
- air inlet
- measuring section
- 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.)
- Active
Links
Landscapes
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Abstract
The utility model relates to launch the field of test technology to trace particle, specifically related to a kind of structure of Flow Field outside test test section, target three parts are launched including air inlet measuring section, Flow Field outside simulation test piece and trace particle, trace particle in the utility model is launched target and is installed on air inlet measuring section and Flow Field outside simulation test piece, for launching trace particle, after blending section adequately mixes, by Flow Field outside test test section, eventually passes through and the leaf grating component of outlet is set drains into atmospheric environment.
Description
Technical field
The utility model relates to launch the field of test technology to trace particle, and in particular to a kind of test examination of Flow Field outside
Test the structure of section.
Background technique
With the extensive use of optical touchless measuring technology, Particle Image Velocimetry (PIV) obtained significantly into
Step, flow-field test application range also from traditional flow field testing field, gradually widen by outside flow-field test field.Flow Field outside
Testing research needs are carried out on suitable test section.Most of existing PIV flow-field test test section is tested for flow field, is lacked
The weary Special test section for Flow Field outside test；Trace particle dispensing technical research is less, lacks for Flow Field outside test
Trace particle delivery device.
In addition, it is also one of technical problem urgently to be resolved at present that trace particle, which launches technology, when carrying out Flow Field outside test,
Trace particle is launched to after test pipeline, with air motion to Flow Field outside test zone, under the premise of meeting PIV test request
Flow-field test could be carried out.
Utility model content
The utility model provides a kind of Flow Field outside test test segment structure, is existed in the prior art with mitigating or solving
At least one problem.
The utility model is a kind of Flow Field outside test test segment structure, including air inlet measuring section, Flow Field outside simulation test
Part, trace particle launch target three parts；
The air inlet measuring section is a segment pipe, comprising:
First installation side, positioned at the both ends end of the air inlet measuring section, as the air inlet measuring section and other pipelines
Connection structure；
First installation interface, is arranged on the air inlet measuring section tube body, communicates with pipeline, launches target or pressure for installing
Power detector probe；
Section is blended, in a tubular form, by the wherein one section of pipe for being located at first installation interface downstream of the air inlet measuring section
Body is constituted；
The Flow Field outside simulation test piece is a segment pipe, comprising:
Second installation side, is arranged Flow Field outside simulation test piece one end end, and the of the Flow Field outside simulation test piece
Two installations are fixedly connected while with the first of air inlet measuring section one end the installation；
Second installation interface, is arranged on the Flow Field outside simulation test piece tube body, communicates with pipeline, launch for installing
Target or pressure detector probe；
Leaf grating component is simulated, the conduit outlet position of the Flow Field outside simulation test piece, the pipe outlet are installed on
Positioned at it is described second installation while far from described second installation while one end top；
The trace particle launches target in a tubular form, comprising:
Jet rod offers radial through-hole, and axial closed at one end, and the end seal of another end opening, the jet rod is closed
It is extended vertically into the Flow Field outside simulation test piece pipeline by the second installation interface, and passes through the second installation interface
It is fixed；
Connection mouth, one end are fixedly attached to the open end of the jet rod, the outlet of the other end and trace displaying particle generator
End is tightly connected.
Preferably, the rectangular in cross-section along the air inlet measuring section radial direction of the blending section.
Preferably, the simulation leaf grating component is laid out using 3 × 3 orthogonal formula cascade structures.
Preferably, the closed end of the jet rod is sealed using closure plate.
Preferably, first installation is flange while with the described second installation.
Preferably, the jet rod is provided with 4, and through-hole diameter is respectively
With
The utility model proposes Flow Field outside test test segment structure, can be realized Flow Field outside test, and in test
Technology is launched using trace particle.
Detailed description of the invention
Fig. 1 is the utility model Flow Field outside test structure diagram；
Fig. 2 is the utility model air inlet measuring section structure diagram；
Fig. 3 is the utility model Flow Field outside simulation test piece structure diagram；
Fig. 4 is that the utility model trace particle launches target structure schematic diagram；
Wherein, air inlet measuring section 1, Flow Field outside simulation test piece 2, trace particle launch target 3, the first installation side 4, the first peace
Attaching mouth 5, blending section 6, the second installation side 7, hydrostatic measuring point 8, simulation leaf grating component 9, connection mouth 10, jet rod 11, closure plate 12,
Second installation interface 21.
Specific embodiment
It can be understood by make the utility model more, below in conjunction with attached drawing to the specific embodiment of the utility model
Be described in detail, in the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to scope of protection of the utility model.
The following are the specific embodiment of the utility model is further detailed in conjunction with Fig. 1-Fig. 4.
What Fig. 1-Fig. 4 was indicated is a kind of Flow Field outside of the utility model test test segment structure, including air inlet measuring section 1,
Flow Field outside simulation test piece 2, trace particle launch 3 three parts of target；
Wherein, air inlet measuring section 1 is a segment pipe, comprising:
First installation side 4, the connection positioned at the both ends end of air inlet measuring section 1, as air inlet measuring section 1 and other pipelines
Structure；
First installation interface 5, is arranged on 1 tube body of air inlet measuring section, communicates with pipeline, launches target or pressure for installing
Detector probe, it is to be understood that be equipped with multiple installation interfaces on the utility model pipeline, it is to be tested to be conducive to installation institute
Component, the first installation interface 5 is one of them, it is seen that Fig. 2；
Section 6 is blended, in a tubular form, by the wherein one section of tube body structure for being located at the first installation 5 downstream of interface of air inlet measuring section 1
At as shown in Figure 2, in figure is airflow direction from left to right, i.e. blending section 6 downstream that is located at the first installation interface 5, from the
The trace particle and be sufficiently mixed at blending section 6 from the gas that left end enters that one installation interface 5 is launched；
Fig. 3 is the Flow Field outside simulation test piece 2 in the utility model, is a segment pipe, comprising:
2 one end end of Flow Field outside simulation test piece, the second installation of Flow Field outside simulation test piece 2 is arranged in second installation side 7
When 7 install with the first of 1 one end of air inlet measuring section, 4 are fixedly connected；
Second installation interface 21, is arranged on outer 2 tube body of flow field simulation testpieces, communicates with pipeline, launch for installing
Target or pressure detector probe, it is to be understood that multiple installation interfaces are equipped on the pipeline of outer flow field simulation testpieces 2, in order to
It is distinguished with the first installation interface 5 at air inlet measuring section 1, is herein the second installation interface 21；
Leaf grating component 9 is simulated, is installed on the conduit outlet position of Flow Field outside simulation test piece 2, pipe outlet is located at the
Two installations are at 7 top of 7 one end when installing far from second, and in exit, the pressure monitor 8 of setting can real-time monitoring outlet
Pressure, convenient for adjusting trystate；
Fig. 4 is that trace particle launches target 3 in a tubular form, comprising:
Jet rod 11 offers radial through-hole, and through-hole is the outlet that trace particle is launched, and does not need too big pressure,
The pressure difference for testing channel interior can be launched trace particle to test pipeline by through-hole, and axial direction is closed at one end, separately
Open at one end, the end seal of jet rod 11 is closed to be extended vertically into 2 pipeline of Flow Field outside simulation test piece by the second installation interface 21, and
It is fixed by the second installation interface 21；
Connection mouth 10, one end are fixedly attached to the open end of jet rod 11, the outlet of the other end and trace displaying particle generator
End is tightly connected, and the trace particle in trace displaying particle generator enters Flow Field outside simulation by the through-hole opened up on jet rod 11
Testpieces 2 realizes the dispensing of trace particle.It is understood that the trace particle of the utility model, which launches target 3, can install the
One installation interface 5.
Advantageously, the rectangular in cross-section along 1 radial direction of air inlet measuring section of blending section 6.
Advantageously, simulation leaf grating component 9 is laid out using 3 × 3 orthogonal formula cascade structures, by airflow exits into atmosphere.
Advantageously, the closed end of jet rod 11 is sealed using closure plate 12, guarantee the leakproofness of jet rod, it is larger when needing
Particle when can also remove.
Advantageously, first installation while 4 with second installation while 7 be flange.
Advantageously, jet rod 11 is provided with 4, through-hole diameter is respectively WithThe trace particle for being able to satisfy different-diameter is applied to the utility model structure.
Finally it is noted that above embodiments are only to illustrate the technical solution of the utility model, rather than it is limited
System.Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should be managed
Solution: it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the utility model that it does not separate the essence of the corresponding technical solution
The spirit and scope of technical solution.
Claims (6)
1. a kind of Flow Field outside test test segment structure, which is characterized in that including air inlet measuring section (1), Flow Field outside simulation test
Part (2), trace particle launch target (3) three parts；
The air inlet measuring section (1) is a segment pipe, comprising:
First installation side (4), is located at the both ends end of the air inlet measuring section (1), as the air inlet measuring section (1) and other
The connection structure of pipeline；
First installation interface (5), be arranged on air inlet measuring section (1) tube body, communicated with pipeline, for install launch target or
Pressure detector probe；
It blends section (6), in a tubular form, by be located at first installation interface (5) downstream wherein one of the air inlet measuring section (1)
Duan Guanti is constituted；
The Flow Field outside simulation test piece (2) is a segment pipe, comprising:
Second installation side (7), is arranged Flow Field outside simulation test piece (2) one end end, the Flow Field outside simulation test piece (2)
The second installation when the first of (7) and described air inlet measuring section (1) one end installs (4) be fixedly connected；
Second installation interface (21), is arranged on Flow Field outside simulation test piece (2) tube body, communicates with pipeline, for installing
Launch target or pressure detector probe；
It simulates leaf grating component (9), is installed on the conduit outlet position of the Flow Field outside simulation test piece (2), the pipeline goes out
Mouth is located at second installation at the top of (7) one end when installing far from described second of (7)；
The trace particle launches target (3) in a tubular form, comprising:
Jet rod (11) offers radial through-hole, and axial closed at one end, another end opening, the end of the jet rod (11)
Closing is extended vertically into Flow Field outside simulation test piece (2) pipeline by second installation interface (21), and by described
Second installation interface (21) is fixed；
Connection mouth (10), one end are fixedly attached to the open end of the jet rod (11), the other end and trace displaying particle generator
Outlet end is tightly connected.
2. Flow Field outside test test segment structure according to claim 1, which is characterized in that the edge of blending section (6)
The rectangular in cross-section of air inlet measuring section (1) radial direction.
3. Flow Field outside test test segment structure according to claim 1, which is characterized in that the simulation leaf grating component
(9) it is laid out using 3 × 3 orthogonal formula cascade structures.
4. Flow Field outside test test segment structure according to claim 1, which is characterized in that the envelope of the jet rod (11)
Closed end is sealed using closure plate (12).
5. Flow Field outside test test segment structure according to claim 1, which is characterized in that first installation side (4)
It is flange with second installation side (7).
6. Flow Field outside test test segment structure according to claim 1, which is characterized in that jet rod (11) setting
There are 4, through-hole diameter is respectively With
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820914041.5U CN208297087U (en) | 2018-06-13 | 2018-06-13 | A kind of Flow Field outside test test segment structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820914041.5U CN208297087U (en) | 2018-06-13 | 2018-06-13 | A kind of Flow Field outside test test segment structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208297087U true CN208297087U (en) | 2018-12-28 |
Family
ID=64701421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820914041.5U Active CN208297087U (en) | 2018-06-13 | 2018-06-13 | A kind of Flow Field outside test test segment structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208297087U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095247A (en) * | 2019-06-04 | 2019-08-06 | 中国人民解放军国防科技大学 | Tracer particle scattering device, tracer particle scattering system and wind tunnel test system |
| CN114295316A (en) * | 2021-12-31 | 2022-04-08 | 重庆交通大学绿色航空技术研究院 | Suction type transonic velocity plane cascade test bed air inlet device |
-
2018
- 2018-06-13 CN CN201820914041.5U patent/CN208297087U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095247A (en) * | 2019-06-04 | 2019-08-06 | 中国人民解放军国防科技大学 | Tracer particle scattering device, tracer particle scattering system and wind tunnel test system |
| CN110095247B (en) * | 2019-06-04 | 2021-01-19 | 中国人民解放军国防科技大学 | Tracer particle scattering device, tracer particle scattering system and wind tunnel test system |
| CN114295316A (en) * | 2021-12-31 | 2022-04-08 | 重庆交通大学绿色航空技术研究院 | Suction type transonic velocity plane cascade test bed air inlet device |
| CN114295316B (en) * | 2021-12-31 | 2023-12-12 | 重庆交通大学绿色航空技术研究院 | Suction type transonic plane blade grid test bed air inlet device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208297087U (en) | A kind of Flow Field outside test test segment structure | |
| CN102435769A (en) | Method and device for spreading trace particles in supersonic PIV (Particle Image Velocimetry) flow field testing experiment | |
| CN207923391U (en) | Pipeline air-leakage test is equipped | |
| CN110410682B (en) | Comprehensive pipe rack gas pipeline leakage diffusion simulation experiment table under ventilation state | |
| CN106679899A (en) | Air duct tightness testing method | |
| BR112012007173A2 (en) | apparatus for measuring the flow of liquid and gas ql and qg in a multiphase stream flowing into a pipe, and method for measuring the flow of liquid ql and gas qg in a multiphase stream with a flow q flowing inside a pipe | |
| CN208091721U (en) | A kind of modified oil net dust filter detection device | |
| CN207081470U (en) | A kind of sonic nozzle calibrating installation | |
| CN203069372U (en) | Valve testing device in vacuum environment | |
| CN104458272A (en) | Exhaust smoke test method and device for engine | |
| CN208534819U (en) | Device for the test of fan aeroperformance | |
| CN103698163A (en) | Equipment fixing device for chimney gas sampling representativeness verification test | |
| CN107014619A (en) | A kind of engine emissions testing fexible unit | |
| CN201945333U (en) | Ultrasonic vortex flowmeter | |
| CN208313531U (en) | Calibrating installation for the calibrating of glass curtain wall testing machine | |
| CN102495232A (en) | Portable air speed measuring apparatus of pipeline | |
| CN203629904U (en) | Equipment fixing device for representative verification test of chimney gas sample | |
| CN109839294A (en) | The search gas multiple spot injection of master control room fresh air measurement and sampling method and device | |
| CN109506968A (en) | Underground coal mine beam tube negative pressure ventilation back-fire relief test device and test method | |
| CN208505550U (en) | Door/window testing machine calibrating installation and its simulation window | |
| CN208313536U (en) | Live door and window detector calibrating installation | |
| CN106643919A (en) | Gas flow measuring method and device | |
| CN209586409U (en) | Simulate the experimental provision of a variety of production scene ventilations in mine | |
| CN209821022U (en) | Ground calibration and measurement device of pulverized coal concentration measurement system | |
| CN208270220U (en) | The tracer single-point of core air cleaning system disperses injection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |