CN208902375U - A kind of window structure and conduit device for high temperature flow observation - Google Patents
A kind of window structure and conduit device for high temperature flow observation Download PDFInfo
- Publication number
- CN208902375U CN208902375U CN201821908006.9U CN201821908006U CN208902375U CN 208902375 U CN208902375 U CN 208902375U CN 201821908006 U CN201821908006 U CN 201821908006U CN 208902375 U CN208902375 U CN 208902375U
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- high temperature
- window structure
- ring
- cooling air
- base body
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Abstract
The utility model relates to a kind of window structures and conduit device for high temperature flow observation.The window structure includes hole pedestal, mounting ring, connection ring, high temperature resistant sight glass and test probe；The hole pedestal includes base body and the mounting hole that is provided in base body, and mounting hole is arranged along the axial direction of base body, and high temperature resistant sight glass is mounted in mounting hole by mounting ring, and test is popped one's head in, and one end of base body is arranged in by connection ring；The cooling-water duct being circumferentially arranged along high temperature resistant sight glass is offered in base body, cooling-water duct circulates for Cooling Water.The conduit device includes conduit and the window structure, is high temperature flow field in the conduit, one end of the conduit is arranged in the window structure.The window structure in the utility model can be resistant to hot environment for a long time, allow to observe high temperature flow field and test parameters for a long time.
Description
Technical field
The utility model belongs to the pneumatic solar heat protection ground-testing plant technical field of aerospace craft more particularly to one kind is used for
The window structure and conduit device of high temperature flow observation.
Background technique
Electric arc heated equipment (electro-arc heater) is using electric arc heated test gas, and generation can simulate hypersonic flight
When thermal environment equipment.Electric arc heated equipment is important solar heat protection and thermal structural analysis device.Electric arc heated equipment is mainly used
In simulation stagnation pressure and temperature or heat flow density, the heat insulation material of reentry vehicle and the performance of heat-protection system are evaluated, is solution
The most important test instrument of certainly anti-thermal design, it can also be used to the research of high-temperature aerodynamics.
Currently, being examined in flow field (high temperature flow field) when using conduit experimental technique in the anti-heat test in electro-arc heater ground
It is surrounded by conduit device, the measurement of test parameters is made to become extremely difficult, window structure just becomes the observation in high temperature flow field
It obtains extremely important.But current window structure cannot be resistant to hot environment for a long time, accordingly, it is desirable to provide one kind is suitable for
The window structure of high temperature flow observation.
Utility model content
The purpose of the utility model is to provide one kind can be resistant to for a long time hot environment for high temperature flow observation
Window structure, to solve the technical problems existing in the prior art.
To achieve the goals above, the utility model provides a kind of form for high temperature flow observation in first aspect
Structure, including hole pedestal, mounting ring, connection ring, high temperature resistant sight glass and test probe；The hole pedestal includes base body
With the mounting hole being provided in the base body, axial direction setting of the mounting hole along the base body, the high temperature resistant
Sight glass is installed in the mounting hole by the mounting ring, and the test probe is arranged by the connection ring described
One end of base body；The cooling water being circumferentially arranged offered in the base body along the high temperature resistant sight glass leads to
Road, the cooling-water duct circulate for Cooling Water.
Preferably, the connection ring is set on the test probe, is offered in the connection ring and is visited along the test
The cooling air duct of head being circumferentially arranged, the cooling air duct are used for logical for cooling air-flow；The connection ring and the installation
Cooling air cavity is formd between ring, the cooling air duct is connected to the cooling air cavity.
Preferably, the mounting hole includes the first hole section and the second hole section of connection；The one of the high temperature resistant sight glass
End is mounted in first hole section by the mounting ring, and the other end of the high temperature resistant sight glass passes through second hole
One end flush of the section with the base body far from the test probe.
Preferably, one end of the connection ring is set on the test probe, and the other end protrudes into first hole section
It is connect with the mounting ring.
Preferably, intake tunnel and exhalant canal, the intake tunnel and the water outlet are offered in the base body
Channel is connected to the cooling-water duct, after making cooling water from the intake tunnel into the cooling-water duct, and through institute
State exhalant canal outflow.
Preferably, inlet channel and outlet passageway are offered in the connection ring, the inlet channel and the outlet are logical
Road with the cooling air hole link, makes cooling air sequentially enter the cooling air duct and described cold from the inlet channel
But it after air cavity, and is flowed out through the outlet passageway.
Preferably, the mounting ring is pressure ring.
Preferably, the window structure further includes the first sealing ring, the mounting ring and the high temperature resistant sight glass it
Between by first sealing ring seal.
Preferably, the window structure further includes the second sealing ring, is passed through between the connection ring and test probe
The second sealing ring sealing.
The utility model provides a kind of conduit device, including conduit and the utility model in first aspect in second aspect
The window structure, the interior conduit is high temperature flow field, and one end of the conduit is arranged in the window structure.
The utility model have it is following the utility model has the advantages that
(1) structure of the window structure in the utility model is simple, structure setting is reasonable, is easily installed the resistance to height
Warm sight glass (pyroceram), and can be effectively cold to the mounting hole progress close to high temperature flow field by cooling-water duct
But, so as to effective protection high temperature resistant sight glass, allow the window structure be used for for a long time high temperature flow field (such as
High temperature flow field in the anti-heat test in electro-arc heater ground) observation, allow to for a long time observe conduit in flow field and examination
Parameter is tested, and can guarantee the security reliability of the window structure.
(2) it in the certain preferred embodiments of the utility model, is offered in the connection ring along the test probe
The cooling air duct being circumferentially arranged forms cooling air cavity, the cooling air duct between the connection ring and the mounting ring
Setting and the cooling air cavity be formed such that cooling air can along the assembly gap of high temperature resistant sight glass penetrate into heating end
It forms air film to be protected, in this way, can further cool down to high temperature resistant sight glass, can be further ensured that high temperature resistant form
Service performance of the glass in high temperature flow field, enables the window structure to be for longer periods used for the observation in high temperature flow field.
Detailed description of the invention
The utility model attached drawing only provides for the purpose of illustration, in figure the ratio Yu quantity of each component not necessarily with practical production
Product are consistent.
Fig. 1 is the structural schematic diagram of the window structure in one specific embodiment of the utility model.
Fig. 2 is the structural schematic diagram of the window structure in the utility model another embodiment.
Fig. 3 is transverse sectional view of the Fig. 1 along A-A.
Fig. 4 is the structural schematic diagram of Fig. 1 mesoporous pedestal.
Fig. 5 is the structural schematic diagram of the conduit device in one specific embodiment of the utility model.
In figure: 1: hole pedestal；1-1: base body；1-2: mounting hole；1-3: intake tunnel；1-4: exhalant canal；1-5:
Admitting pipe joint；1-6: titting water outlet；2: mounting ring；3: connection ring；3-1: inlet channel；3-2: outlet passageway；3-3: into
Gas pipe nipple；3-4: outlet pipe nipple；4: test probe；5: high temperature resistant sight glass；6: cooling-water duct；7: cooling stomata
Road；8: cooling air cavity；9: the first sealing rings；10: the second sealing rings；11: conduit.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, implement below in conjunction with the utility model
Attached drawing in example, is clearly and completely described the technical solution of the utility model, it is clear that described embodiment is this
A part of the embodiment of utility model, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the utility model guarantor
The range of shield.
The utility model provides a kind of window structure for high temperature flow observation in first aspect, and Fig. 1 is that this is practical
The structural schematic diagram of the window structure in a novel specific embodiment；Fig. 2 is another specific reality of the utility model
Apply the structural schematic diagram of the window structure in mode；Fig. 3 is transverse direction (level) cross-sectional view of Fig. 1 along A-A；Fig. 4 is in Fig. 1
The structural schematic diagram of hole pedestal.
In the present invention, as shown in Figure 1, Figure 2 and Figure 3, the window structure includes hole pedestal 1, mounting ring 2, connects
Connect ring 3, high temperature resistant sight glass 5 and test probe 4；The hole pedestal 1 includes base body 1-1 and is provided with the pedestal sheet
Mounting hole 1-2, the mounting hole 1-2 in body 1-1 are (as shown in Figure 1, Figure 2 and Figure 3 along the axial direction of the base body 1-1
Left and right directions) it is arranged, the high temperature resistant sight glass 5 is mounted in the mounting hole 1-2 by the mounting ring 2, the survey
One end of the base body 1-1 is arranged in by the connection ring 3 for probe header 4；It offers in the base body 1-1 along institute
The cooling-water duct 6 of high temperature resistant sight glass 5 being circumferentially arranged is stated, the cooling-water duct 6 circulates for Cooling Water.At this
In utility model, the preferably described high temperature resistant sight glass 5 one end and the base body 1-1 far from the test probe 4
One end flush far from the test probe 4；The utility model is not particularly limited test probe 4, for example, institute
Stating test probe 4 can be temperature test probe (such as optic temperature sensor), pressure test probe (distortion measurement sensing
Device), heat flux measurement probe, multifunctional testing probe or camera etc. with many kinds of parameters test function.
In the present invention, when the window structure is used for high temperature flow observation, so that the hole pedestal and institute
It states high temperature resistant sight glass to be located in high temperature flow field far from one end of the test probe, so that the window structure can
The observation and test in 4 pairs of high temperature flow fields of the test probe are realized by the perspective of high temperature resistant sight glass.
In the present invention, the hole pedestal 1 is for assembling and protecting the high temperature resistant sight glass 5, the resistance to height
Warm sight glass 5 is fixed in the mounting hole 1-2 by the mounting ring 2, is set in the hole pedestal 1 close to hot wall side
It is equipped with cooling-water duct 6 (water-cooling structure), the cooling-water duct 6 is located at the outside of the mounting hole 1-2, passes through the cooling water
Channel 6 to the mounting hole 1-2 close to high temperature flow field can effectively cool down, and the gas near high temperature resistant sight glass 5 is effectively reduced
It flows temperature and allows the window structure to be used for high temperature flow field for a long time so as to effective protection high temperature resistant sight glass 5
The observation in (such as high temperature flow field in the anti-heat test in electro-arc heater ground) allows to observe the flow field in conduit for a long time
And test parameters, and can guarantee the security reliability of the window structure.
According to some preferred embodiments, the inner surface of the mounting hole 1-2 is provided with internal screw thread, the mounting ring 2
Outer surface be provided with external screw thread, the mounting ring 2 is threaded in the mounting hole 1-2, in this way, can greatly facilitate dress
Unload the high temperature resistant sight glass 5 and convenient for adjusting the position of the high temperature resistant sight glass 5 1-2 in the mounting hole,
Such as it can easily be made to flush with the end of the base body 1-1.
According to some preferred embodiments, the mounting ring 2 is pressure ring.
According to some preferred embodiments, the base body 1-1 connects (example far from one end of the test probe 4
As welded or being threadedly coupled) on the internal device for being high temperature flow field, such as it is connected to the one of the internal device for being high temperature flow field
On the inner sidewall at end.In the present invention, the preferably described base body 1-1 and inside are that the device in high temperature flow field passes through spiral shell
The mode of line connection is detachably connected.
According to some preferred embodiments, the connection ring 3 is set on the test probe 4, the connection ring 3
As described in can be set in by way of welding or being threadedly coupled on test probe 4, offer in the connection ring 3 along described
The cooling air duct 7 of test probe 4 being circumferentially arranged, the cooling air duct 7 are used for, the cooling air example logical for cooling air-flow
It such as can be with pressure-air；Form cooling air cavity 8 between the connection ring 3 and the mounting ring 2, the cooling air duct 7 with
The cooling air cavity 8 is connected to, for example,.In the present invention, the cooling air duct 7 is set
The formation with the cooling air cavity 8 is set, cooling air is allowed to penetrate into heating end shape along the assembly gap of high temperature resistant sight glass 5
It is protected at air film, in this way, can further cool down to high temperature resistant sight glass 5, can be further ensured that high temperature resistant form
Service performance of the glass 5 in high temperature flow field, enables the window structure to be for longer periods used for the observation in high temperature flow field；
In addition, the setting in the cooling air duct 7 can also cool down the circumferential direction of the test probe 4, be conducive to described in protection
Test probe 4, foring for the cooling air cavity 8 increases the contact area of cooling air Yu the high temperature resistant sight glass 5, mentions
The high utilization rate of cooling air, is effectively protected high temperature resistant sight glass 5.
According to some preferred embodiments, the mounting hole 1-2 includes the first hole section and the second hole section of connection, example
Such as, as shown in figure 4, the internal run-through of first hole section and second hole section；One end of the high temperature resistant sight glass 5 is logical
It crosses the mounting ring 2 to be mounted in first hole section, the other end of the high temperature resistant sight glass 5 passes through second hole section
One end flush with the base body 1-1 far from the test probe 4, for example,.In this reality
In novel, the high temperature resistant sight glass 5 for example can between second hole section clearance fit, guaranteeing the resistance to height
Cooling air is more advantageous to while the installation stability of warm sight glass 5 to penetrate into along the assembly gap of high temperature resistant sight glass 5
Heating end carries out air film protection to the high temperature resistant sight glass 5.
According to some preferred embodiments, one end of the connection ring 3 is set on the test probe 4, the company
Connect ring 3 and be set in one end of the test probe 4 and be located at outside the mounting hole 1-2, the other end protrude into first hole section and
The mounting ring 2 connects；For example, as shown in Figure 1, Figure 2 and Figure 3, one end of one end of the connection ring 3 and the mounting ring 2
(such as welding or threaded connection or contact connectio), forms the cooling air cavity between the connection ring 3 and the mounting ring 2
8.In the present invention, the mode that the connection ring 3 can be for example connected through a screw thread is fixed in first hole section.
According to some preferred embodiments, one end of the mounting ring 2 is set in the one of the high temperature resistant sight glass 5
End.
According to some preferred embodiments, the inside of the connection ring 3 is connected to the inside of the mounting ring 2；It is described
Connection ring 3, which protrudes into one end in first hole section, has cylindric accommodation space；The mounting ring 2 is arranged with the resistance to height
The inside of one end of warm sight glass is cylindric accommodation space, and the mounting ring 2 is far from the high temperature resistant sight glass
The inside of one end is the accommodation space of the cone cylinder shape of internal diameter gradual change, and the connection ring 3 is connected with the end of the mounting ring 2, institute
The accommodation space of the accommodation space and the mounting ring 2 of stating connection ring 3 together forms the cooling air cavity 8, for example, such as Fig. 1,
Shown in Fig. 2 and Fig. 3.
According to some preferred embodiments, intake tunnel 1-3 and exhalant canal 1- are offered in the base body 1-1
4, the intake tunnel 1-3 and the exhalant canal 1-4 are connected to the cooling-water duct 6, make cooling water from the water inlet
After channel 1-3 enters the cooling-water duct 6, and flowed out through the exhalant canal 1-4.In the present invention, the water inlet
Channel 1-3 with cooling water source to be connected to, and the exhalant canal 1-4 is for cooling water to be discharged.
According to some preferred embodiments, the intake tunnel 1-3 and the exhalant canal 1-4 are along the base body
The symmetrical setting of the axial direction of 1-1, for example, when window structure direction as depicted in figs. 1 and 2 is placed, it is described into
Aquaporin 1-3 can for example be provided with the downside of the base body 1-1, and the exhalant canal 1-4 can for example be provided with institute
The upside of base body 1-1 is stated, so that cooling water is flowed into from the downside of the base body 1-1, and it is logical to flow through the cooling water
Behind road 6, flowed out from the upside of the base body 1-1.
According to some preferred embodiments, the base body 1-1 is used for one with the internal device for high temperature flow field
End connection, described device are offered with the one end connecting the base body 1-1 for wearing admitting pipe joint 1-5 and outlet pipe
The perforation of connector 1-6, the admitting pipe joint 1-5 and the titting water outlet 1-6 are each passed through the perforation and the water inlet
Channel 1-3 is connected with the exhalant canal 1-4.
According to some preferred embodiments, inlet channel 3-1 and outlet passageway 3-2, institute are offered in the connection ring 3
It states inlet channel 3-1 and the outlet passageway 3-2 is connected to the cooling air duct 7, make cooling air from the inlet channel
After 3-1 sequentially enters the cooling air duct 7 and the cooling air cavity 8, and flowed out through the outlet passageway 3-2.It is practical at this
In novel, the inlet channel 3-1 with cooling gas source to be connected to, and the outlet passageway 3-2 is for cooling air to be discharged.
According to some preferred embodiments, the inlet channel 3-1 and the outlet passageway 3-2 are along the connection ring 3
The symmetrical setting of axial direction, for example, the air inlet is logical when window structure direction as depicted in figs. 1 and 2 is placed
Road 3-1 can for example be provided with the downside of the connection ring 3, and the outlet passageway 3-2 can for example be provided with the connection ring 3
Upside and flow through the cooling air duct 7 and the cooling air cavity 8 so that cooling air is flowed into from the downside of the connection ring 3
Afterwards, it is flowed out from the upside of the connection ring 3.
According to some preferred embodiments, air inlet pipe nipple 3-3, the outlet are connected on the inlet channel 3-1
Outlet pipe nipple 3-4 is connected on the 3-2 of channel, for example, as shown in Figure 2；In the present invention, the preferably described inlet channel
The excessively described air inlet pipe nipple 3-3 of 3-1 is connected to cooling gas source, and the outlet passageway 3-2 passes through the outlet pipe nipple 3-4 for institute
State cooling air discharge.
According to some preferred embodiments, the window structure further includes the first sealing ring 9, the mounting ring 2 and institute
It states and is sealed between high temperature resistant sight glass 5 by first sealing ring 9.
According to some preferred embodiments, the window structure further includes the second sealing ring 10, the connection ring 3 and institute
It states and is sealed between test probe 4 by second sealing ring 10.
The utility model provides a kind of conduit device in second aspect, and Fig. 5 is one specific embodiment party of the utility model
The structural schematic diagram of the conduit device in formula.
In the present invention, the conduit device includes the form of conduit 11 and the utility model described in first aspect
Structure, the interior conduit 11 is high temperature flow field, and one end of the conduit 11 is arranged in the window structure.
According to some preferred embodiments, one end of the base body 1-1 connect (example with one end of the conduit 11
As being threadedly coupled or welding), for example, as shown in Figure 5；One end of the preferably described base body 1-1 and the one of the conduit 11
End is threadedly coupled；The conduit 11 and the one end connecting the base body 1-1 offer for wear admitting pipe joint 1-5 and
The perforation of titting water outlet 1-6, the admitting pipe joint 1-5 and the titting water outlet 1-6 are each passed through the perforation and institute
Intake tunnel 1-3 is stated to connect with the exhalant canal 1-4；For example, as shown in Figure 5；In the present invention, it is preferably described into
Aquaporin 1-3 is connected to by the admitting pipe joint 1-5 with cooling water source, and the exhalant canal 1-4 is connect by the outlet pipe
The cooling water is discharged head 1-6.The conduit 11 in the utility model is applied to the anti-heat test in electro-arc heater ground
In conduit, high temperature flow field in the conduit 11 is by jet pipe (such as the supersonic speed that is connected between electro-arc heater and conduit
Jet pipe) it generates.
According to some preferred embodiments, pass through third sealing ring between the base body 1-1 and the conduit 11
It connects (being not shown in Fig. 5).
It illustrates, in the present invention, term " first ", " second ", " third " etc. are used for description purposes only,
It is not understood to indicate or imply relative importance；For the ordinary skill in the art, visual concrete condition reason
Solve the concrete meaning of above-mentioned term in the present invention.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (10)
1. a kind of window structure for high temperature flow observation, it is characterised in that:
Including hole pedestal (1), mounting ring (2), connection ring (3), high temperature resistant sight glass (5) and test probe (4)；
The hole pedestal (1) includes base body (1-1) and the mounting hole (1-2) being provided in the base body (1-1), institute
Axial direction setting of the mounting hole (1-2) along the base body (1-1) is stated, the high temperature resistant sight glass (5) passes through the installation
Ring (2) is mounted in the mounting hole (1-2), and the test probe (4) is arranged by the connection ring (3) in the pedestal sheet
One end of body (1-1)；
The cooling-water duct being circumferentially arranged along the high temperature resistant sight glass (5) is offered in the base body (1-1)
(6), the cooling-water duct (6) is circulated for Cooling Water.
2. window structure according to claim 1, it is characterised in that:
The connection ring (3) is set on the test probe (4), offers in the connection ring (3) and pops one's head in along the test
(4) the cooling air duct (7) being circumferentially arranged, the cooling air duct (7) are used for logical for cooling air-flow；
Formd between the connection ring (3) and the mounting ring (2) cooling air cavity (8), the cooling air duct (7) with it is described
Cooling air cavity (8) connection.
3. window structure according to claim 1, it is characterised in that:
The mounting hole (1-2) includes the first hole section and the second hole section of connection；
One end of the high temperature resistant sight glass (5) is mounted in first hole section by the mounting ring (2), the resistance to height
The other end of warm sight glass (5) passes through second hole section and the base body (1-1) far from the test probe (4)
One end flush.
4. window structure according to claim 3, it is characterised in that:
One end of the connection ring (3) is set on test probe (4), the other end protrude into first hole section with it is described
Mounting ring (2) connection.
5. window structure according to claim 1, it is characterised in that:
Offer intake tunnel (1-3) and exhalant canal (1-4) in the base body (1-1), the intake tunnel (1-3) and
The exhalant canal (1-4) is connected to the cooling-water duct (6), and cooling water is made to enter institute from the intake tunnel (1-3)
After stating cooling-water duct (6), and flowed out through the exhalant canal (1-4).
6. window structure according to claim 2, it is characterised in that:
Offer inlet channel (3-1) and outlet passageway (3-2) in the connection ring (3), the inlet channel (3-1) and described
Outlet passageway (3-2) is connected to the cooling air duct (7), and cooling air is made to sequentially enter institute from the inlet channel (3-1)
After stating cooling air duct (7) and the cooling air cavity (8), and flowed out through the outlet passageway (3-2).
7. window structure according to any one of claims 1 to 6, it is characterised in that:
The mounting ring (2) is pressure ring.
8. window structure according to any one of claims 1 to 6, it is characterised in that:
The window structure further includes the first sealing ring (9), between the mounting ring (2) and the high temperature resistant sight glass (5)
It is sealed by first sealing ring (9).
9. window structure according to any one of claims 1 to 6, it is characterised in that:
The window structure further includes the second sealing ring (10), passes through institute between the connection ring (3) and test probe (4)
State the second sealing ring (10) sealing.
10. a kind of conduit device, it is characterised in that:
It is high temperature flow field in the conduit (11) including conduit (11) and the described in any item window structures of claim 1 to 9,
The one end of the window structure setting in the conduit (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821908006.9U CN208902375U (en) | 2018-11-20 | 2018-11-20 | A kind of window structure and conduit device for high temperature flow observation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821908006.9U CN208902375U (en) | 2018-11-20 | 2018-11-20 | A kind of window structure and conduit device for high temperature flow observation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208902375U true CN208902375U (en) | 2019-05-24 |
Family
ID=66577992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821908006.9U Active CN208902375U (en) | 2018-11-20 | 2018-11-20 | A kind of window structure and conduit device for high temperature flow observation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208902375U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357835A (en) * | 2018-11-20 | 2019-02-19 | 中国空气动力研究与发展中心超高速空气动力研究所 | A kind of window structure and conduit device for high temperature flow observation |
| CN116718065A (en) * | 2023-08-09 | 2023-09-08 | 中国空气动力研究与发展中心高速空气动力研究所 | Water-cooling pipeline installation method for controlling air temperature uniformity of large continuous wind tunnel |
-
2018
- 2018-11-20 CN CN201821908006.9U patent/CN208902375U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357835A (en) * | 2018-11-20 | 2019-02-19 | 中国空气动力研究与发展中心超高速空气动力研究所 | A kind of window structure and conduit device for high temperature flow observation |
| CN109357835B (en) * | 2018-11-20 | 2024-04-26 | 中国空气动力研究与发展中心超高速空气动力研究所 | Window structure and catheter device for high Wen Liuchang observation |
| CN116718065A (en) * | 2023-08-09 | 2023-09-08 | 中国空气动力研究与发展中心高速空气动力研究所 | Water-cooling pipeline installation method for controlling air temperature uniformity of large continuous wind tunnel |
| CN116718065B (en) * | 2023-08-09 | 2023-10-20 | 中国空气动力研究与发展中心高速空气动力研究所 | Water-cooling pipeline installation method for controlling air temperature uniformity of large continuous wind tunnel |
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