CN210198670U - Wind tunnel test jig for heat dissipation component with adjustable section - Google Patents
Wind tunnel test jig for heat dissipation component with adjustable section Download PDFInfo
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- CN210198670U CN210198670U CN201921291917.6U CN201921291917U CN210198670U CN 210198670 U CN210198670 U CN 210198670U CN 201921291917 U CN201921291917 U CN 201921291917U CN 210198670 U CN210198670 U CN 210198670U
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Abstract
The utility model provides a cross-section adjustable radiating part wind-tunnel test fixture, relates to the server field, including a wind-tunnel, the wind-tunnel is connected with the wind channel, be equipped with fixed establishment in the wind channel, the last radiating part that installs of fixed establishment is equipped with heating mechanism at the wind channel tip. The utility model discloses the wind-tunnel test is carried out to the part in the adjustable electronic parts that in order to adapt to different height and size in cross-section, provides powerful test support for new parts research and development. Various preferable technical schemes with adjustable sections are realized by utilizing various combined designs of the fixing mechanism, and the section can be selected according to actual requirements.
Description
Technical Field
The utility model belongs to the technical field of the cooling device technique and specifically relates to a cross-section adjustable radiating part wind-tunnel test fixture.
Background
Along with the gradual improvement of the level of science and technology in China, the localization rate of high-power-consumption components in the server industry is higher and higher, and various scientific and technological companies in China are vigorously researching and developing high-performance components such as NVME hard disks, 100G high-performance network cards, domestic high-power-consumption GPUs and the like. And when the heat dissipation performance of the inspection component is good or bad, the accurate wind tunnel heat dissipation test needs to be carried out.
The wind tunnel test fixture for the heat dissipation component is single in structure, cannot be compatible with components of multiple sizes at the same time, and cannot monitor air quantity and air speed at the same time. Therefore, the wind tunnel test fixture must be manufactured again every time an electronic component with a new size is developed.
Chinese patent CN 206223397U discloses an automobile heat dissipation performance test system, in which a wind tunnel is used to implement separate performance test of a water-cooled heat dissipation member and an air-cooled heat dissipation member, and a plurality of components are provided with temperature sensors and wind speed measuring devices, but due to different industries, a comparison document belongs to the automobile industry, and a server belongs to the field of electronic equipment, and the above system cannot be compatible with components of a plurality of sizes at the same time.
SUMMERY OF THE UTILITY MODEL
To the problem that exists, the utility model provides a cross-section adjustable radiating part wind-tunnel test fixture can compatible multiple not unidimensional part use, avoids the many size test fixture of repeated preparation.
The utility model provides a technical scheme that its technical problem adopted is:
the wind tunnel test fixture for the radiating component with the adjustable section comprises a wind tunnel, wherein the wind tunnel is connected with a wind channel, a fixing mechanism is arranged in the wind channel, the radiating component is installed on the fixing mechanism, and a heating mechanism is arranged at the end part of the wind channel.
Further, fixed establishment includes the bottom plate, be equipped with two risers of parallel arrangement on the bottom plate, be equipped with a plurality of fixed plates on the riser, the fixed plate on two risers sets up relatively, has placed the upper cover plate on the fixed plate of co-altitude.
Further, the riser inboard is equipped with articulated seat, be connected with the fixed plate through the pivot rotation on the articulated seat, be equipped with the layer board at articulated seat downside.
Furthermore, both sides of the bottom plate are respectively provided with an outer sleeve, a vertical plate is arranged in the outer sleeve in a sliding mode, and the vertical plate is fixed to one position on the outer sleeve through an adjusting knob.
Furthermore, a groove is formed in the top of the upper cover plate, an upper hanging plate is placed in the groove, and a sealing film is installed between the upper cover plate and the upper hanging plate.
Furthermore, a winding shaft of the curled sealing film is arranged in the groove, and a return coil spring is arranged on the winding shaft.
Further, the heating mechanism is one of a heating net, a heating plate, a heating belt, a heating sheet, a heating rod or a heating film.
Further, the wind tunnel is set to be in an air suction mode.
Furthermore, a temperature sensor and a wind speed sensor are arranged in the air channel.
The utility model has the advantages that:
the utility model discloses an adjustable electronic parts in order to adapt to different height and size in cross-section carries out the wind-tunnel test to the part, provides powerful test support for new parts research and development. Various preferable technical schemes with adjustable sections are realized by utilizing various combined designs of the fixing mechanism, and the section can be selected according to actual requirements.
Drawings
Fig. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a front view of the securing mechanism;
FIG. 3 is a schematic three-dimensional structure of the fixing mechanism;
FIG. 4 is a schematic structural view of a second embodiment of a securing mechanism;
FIG. 5 is a schematic structural view of a third embodiment of a securing mechanism;
fig. 6 is a schematic view of the usage state of the present invention.
Fig. 7 is a schematic structural view of the upper cover plate.
In the figure: 1 wind tunnel, 2 wind channels, 3 fixing mechanism, 4 heating mechanism, 5 heat dissipation component,
31 bottom plate, 32 riser, 33 fixed plate, 34 upper cover plate, 35 articulated seat, 36 pivot, 37 layer board, 38 outer tube, 39 adjust knob, 341 closed membrane, 342 link plate.
Detailed Description
As shown in fig. 1, a wind tunnel test fixture for a heat dissipation component with an adjustable cross section comprises a wind tunnel 1, wherein the wind tunnel is connected with a wind channel 2, wherein a fixing mechanism 3 is arranged in the wind channel, a heat dissipation component 5 is arranged on the fixing mechanism, and a heating mechanism 4 is arranged at the end part of the wind channel and is used for heating air entering the test fixture so as to enable the air temperature to reach a required value.
In at least one embodiment, the heating mechanism is one of a heating mesh, a heating plate, a heating belt, a heating sheet, a heating rod, or a heating film.
The wind tunnel is set to be in an air suction mode, and provides power for the real device. One end of the air channel, which is close to the heating mechanism, is provided with a wind tunnel contraction breaker, and along with the continuous reduction of the cross section area of the wind channel, the airflow is gradually accelerated to a flow parameter value required by the test section from the inlet. An important characteristic parameter of the constriction is the constriction ratio, generally denoted by K: k is the shape and contraction ratio of the contraction section inlet area/contraction section outlet area, the quality of the convection field and the power consumption of the wind tunnel have a great relationship, and therefore the air flow speed in the test section is ensured to be uniform and straight.
In this test fixture, length 1.5m guarantees that the air velocity distribution through the test part is even.
In at least one embodiment, the air duct is provided with a temperature sensor and an air speed sensor, the temperature sensor measures the temperature of air entering the heat dissipation part, and the air speed sensor measures the air flow rate and calibrates the air flow rate.
As shown in fig. 2 to 3, the fixing mechanism includes a bottom plate 31, two vertical plates 32 arranged in parallel are arranged on the bottom plate, a plurality of fixing plates 33 are arranged on the vertical plates, the fixing plates on the two vertical plates are arranged oppositely, and an upper cover plate 34 is placed on the fixing plates with the same height.
A power supply and signal transmission device is additionally designed on the side face of the fixing mechanism, so that the heat dissipation component can be controlled through a remote controller and read information.
According to the size of the heat dissipation part, the mounting position of the upper cover plate is adjusted to ensure that the distance between the heat dissipation part and the test fixture meets the requirement. During testing, adjusting the parameters of the wind tunnel, and setting the air flow passing through the testing jig; and adjusting the current of the heating net to heat the air, so that the temperature of the air entering the heat dissipation part meets the requirement. After the stability, the controller runs the test script on the heat dissipation part (the heat dissipation part is always communicated with the outside through electric connection in the process to acquire the temperature data of the heat dissipation part), so that the power consumption temperature of the tested part reaches the maximum, and after the stability, the air inlet temperature of the heat dissipation part, the air volume flowing through the part and the air speed are measured. The wind tunnel test is completed by continuously adjusting the air quantity and the air inlet temperature.
As shown in fig. 4, a hinge seat 35 is arranged on the inner side of the vertical plate, a fixed plate is rotatably connected to the hinge seat through a rotating shaft 36, and a supporting plate 37 is arranged on the lower side of the hinge seat to limit the rotating angle of the fixed plate.
As shown in fig. 5, an outer sleeve 38 is provided on each side of the base plate, and a riser 32 is slidably mounted in the outer sleeve and is fixed to a position on the outer sleeve by an adjusting knob to adjust the cross section.
The upper cover plate can be a sleeving plate, as shown in fig. 6 and 7, a groove is arranged at the top of the upper cover plate, an upper hanging plate 342 is placed in the groove, a sealing film 341 is installed between the upper cover plate and the upper hanging plate, a reel of the sealing film which can be curled is arranged in the groove, and a reset coil spring is arranged on the reel.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
Claims (9)
1. The wind tunnel test fixture for the radiating component with the adjustable section is characterized by comprising a wind tunnel, wherein the wind tunnel is connected with a wind channel, a fixing mechanism is arranged in the wind channel, the radiating component is installed on the fixing mechanism, and a heating mechanism is arranged at the end part of the wind channel.
2. The wind tunnel test fixture for heat dissipation parts with adjustable sections according to claim 1, wherein the fixing mechanism comprises a bottom plate, two vertical plates are arranged on the bottom plate in parallel, a plurality of fixing plates are arranged on the vertical plates, the fixing plates on the two vertical plates are arranged oppositely, and an upper cover plate is placed on the fixing plates with the same height.
3. The wind tunnel test fixture for the heat dissipation component with the adjustable cross section as claimed in claim 2, wherein a hinge seat is arranged on the inner side of the vertical plate, a fixed plate is rotatably connected to the hinge seat through a rotating shaft, and a supporting plate is arranged on the lower side of the hinge seat.
4. The wind tunnel test fixture for heat dissipation parts with adjustable sections according to claim 2, wherein two sides of the bottom plate are respectively provided with an outer sleeve, a vertical plate is slidably mounted in the outer sleeve, and the vertical plate is fixed to one position on the outer sleeve through an adjusting knob.
5. The wind tunnel test fixture for the heat dissipation component with the adjustable cross section as claimed in claim 2, wherein a groove is formed in the top of the upper cover plate, an upper hanging plate is placed in the groove, and a sealing film is installed between the upper cover plate and the upper hanging plate.
6. The wind tunnel test fixture for the heat dissipation component with the adjustable cross section as claimed in claim 5, wherein a reel of a curled sealing film is arranged in the groove, and a return coil spring is arranged on the reel.
7. The wind tunnel test fixture for heat dissipation components with adjustable cross sections of claim 1, wherein the heating mechanism is one of a heating net, a heating plate, a heating belt, a heating sheet, a heating rod or a heating film.
8. The wind tunnel test fixture for heat dissipation components with adjustable sections according to claim 1, wherein the wind tunnel is set to an air suction mode.
9. The wind tunnel test fixture for the heat dissipation component with the adjustable cross section as claimed in claim 1, wherein a temperature sensor and a wind speed sensor are arranged in the wind tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921291917.6U CN210198670U (en) | 2019-08-09 | 2019-08-09 | Wind tunnel test jig for heat dissipation component with adjustable section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921291917.6U CN210198670U (en) | 2019-08-09 | 2019-08-09 | Wind tunnel test jig for heat dissipation component with adjustable section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210198670U true CN210198670U (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921291917.6U Active CN210198670U (en) | 2019-08-09 | 2019-08-09 | Wind tunnel test jig for heat dissipation component with adjustable section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210198670U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049214A (en) * | 2021-03-11 | 2021-06-29 | 英业达科技有限公司 | Board card wind tunnel test equipment |
| CN115060455A (en) * | 2022-08-18 | 2022-09-16 | 杭州飞仕得科技有限公司 | Test section structure of radiator test wind tunnel |
-
2019
- 2019-08-09 CN CN201921291917.6U patent/CN210198670U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049214A (en) * | 2021-03-11 | 2021-06-29 | 英业达科技有限公司 | Board card wind tunnel test equipment |
| CN115060455A (en) * | 2022-08-18 | 2022-09-16 | 杭州飞仕得科技有限公司 | Test section structure of radiator test wind tunnel |
| CN115060455B (en) * | 2022-08-18 | 2022-10-28 | 杭州飞仕得科技有限公司 | Test section structure of radiator test wind tunnel |
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