CN214408626U - Small-size sample piece long-pending ice sleet test device - Google Patents
Small-size sample piece long-pending ice sleet test device Download PDFInfo
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- CN214408626U CN214408626U CN202023334741.3U CN202023334741U CN214408626U CN 214408626 U CN214408626 U CN 214408626U CN 202023334741 U CN202023334741 U CN 202023334741U CN 214408626 U CN214408626 U CN 214408626U
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Abstract
The utility model provides a small-size appearance spare long-pending ice freezing rain test device, is in including hollow box and setting the nozzle on the inside top of box, the box intercommunication has the temperature control system who adjusts inside temperature, the inside top of box still is equipped with top fan 2, the box is internal to hold and is awaited measuring appearance spare, the nozzle is connected with air supply and water source simultaneously, the gas of air supply with the shower water of water source supply simultaneously by the nozzle blowout awaits measuring appearance spare top and forms vaporific rain dew, temperature control system transfers and falls during the inside temperature of box, top fan 2 blows awaits measuring appearance spare upper surface in order to form even long-pending ice. The utility model discloses an attempt will simulate rainwater and compressed air and form vaporific rain dew through tiny nozzle blowout after mixing, let vaporific rain dew descend to the sample surface again, can make it form even long-pending ice on sample surface through at proof box top and side fan to reduce the long-pending ice phenomenon that common test method easily appears.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an long-pending ice sleet test technical field, in particular to long-pending ice sleet test device of small-size sample.
[ background of the invention ]
The ice and frost rain is common extreme weather, and can cause great damage to an electric power system, a railway transportation system and airplane flying in severe cases. Therefore, the testing of the freezing rain accumulation prevention performance of the product threatened by freezing rain has important significance on the safety and reliability of the product. Particularly, in the process of manufacturing the airplane, an icing and freezing rain test is a key link of the design of an anti-icing (de-icing) system of the airplane, and is mainly used for analyzing the icing shape, the icing area, the icing amount and the icing rate of airplane parts so as to determine the icing volume and the surface needing anti-icing. The method is the basis for testing the reliability of the parts of the airplane flying under the cloud layer of the cold raindrops.
Common icing/freezing rain test method and test equipment can satisfy the test requirement of most experimental samples, but when small-size samples are tested, because of its size undersize even is close the size of raindrop, can appear the sample surface and be covered by the raindrop phenomenon because of the surface tension reason of rainwater, cause the test result deviation.
[ Utility model ] content
An object of the utility model is to provide an amasss ice and freeze rain test device of even small-size sample piece of long-pending ice.
The utility model aims at realizing through the following technical scheme:
the utility model provides a small-size appearance spare long-pending ice freezing rain test device, is in including hollow box and setting the nozzle on the inside top of box, the box intercommunication has the temperature control system who adjusts inside temperature, the inside top of box still is equipped with top fan 2, the box is internal to hold and is awaited measuring appearance spare, the nozzle is connected with air supply and water source simultaneously, the gas of air supply with the shower water of water source supply simultaneously by the nozzle blowout awaits measuring appearance spare top and forms vaporific rain dew, temperature control system transfers and falls during the inside temperature of box, top fan 2 blows awaits measuring appearance spare upper surface in order to form even long-pending ice.
In one embodiment, the nozzle is a fine atomization nozzle, and the gas and the liquid are mixed and then sprayed out of the nozzle to form a conical atomization spray.
In one embodiment, the temperature control system includes a compressor in communication with the gas source and configured to regulate the temperature within the tank by cooling the gas supplied by the gas source.
In one embodiment, the temperature control system comprises a heating wire which is arranged in the box body and adjusts the temperature in the box body.
In one embodiment, the top fans 2 have at least one pair and are uniformly distributed at the top end inside the box body.
In one embodiment, there are three top fans 2, the three top fans 2 are respectively located at three vertices of a regular triangle on the top end surface inside the box, and the projection of the sample to be measured on the top end surface inside the box is located at the center of the regular triangle.
In one embodiment, the top fan 2 has the same specification and rotation speed.
In one embodiment, a side fan 6 is further arranged on the inner side of the side wall of the box body, and the side fan 6 blows air towards the sample piece to be tested.
In one embodiment, the sample testing device further comprises a support arranged inside the box body, and the sample to be tested is placed on the support and is far away from the bottom end of the box body.
In one embodiment, the nozzle comprises a vertically arranged water spray nozzle and a horizontally arranged gas spray nozzle, the water spray nozzle and the gas spray nozzle are closely connected, and the gas and the shower water are atomized at the connection position.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses small-size sample piece long-pending ice freezing rain test device, simple structure, design benefit will simulate through the attempt after rainwater and compressed air mix through tiny nozzle blowout formation vaporific rain dew, lets vaporific rain dew descend to the sample surface again, can make it form even long-pending ice on sample piece surface through at proof box top and side fan to reduce the long-pending too thick phenomenon that common test method easily appears.
[ description of the drawings ]
FIG. 1 is a schematic structural view of a small sample ice accumulation and freezing rain test device of the present invention;
fig. 2 is the nozzle structure schematic diagram of the small-sized sample icing and freezing rain test device of the utility model.
[ detailed description ] embodiments
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In the description of the present application, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used for convenience in describing and simplifying the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the scope of the present application. Furthermore, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of the feature. In the description of the invention of the present application, "a plurality" means two or more unless otherwise specified.
Throughout the description of the present application, it is to be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.
Referring to fig. 1, a small-sized sample icing and freezing rain test device comprises a hollow box body 1 and a nozzle 3 arranged at the top end inside the box body 1, wherein the box body 1 is communicated with a temperature control system for adjusting the internal temperature, a top fan 2 is further arranged at the top end inside the box body 1, a sample to be tested 4 is contained in the box body 1, and the nozzle 3 is simultaneously connected with an air source and a water source. Gas supplied by a gas source and spray water supplied by a water source are sprayed out by the nozzle 3 at the same time, fog-like rain and dew is formed above the sample piece to be measured 4, and when the temperature control system reduces the internal temperature of the box body 1, the top fan 2 blows the upper surface of the sample piece to be measured 4 to form uniform ice deposition. In an embodiment, the water source may be a water tank placed at one side of the apparatus, the water tank being connected to the nozzle 3 through a water pipe 6 to supply the nozzle 3 with the shower water to be tested. The gas source may be a high pressure gas source that produces gas at a predetermined pressure, which may be connected to the nozzle 3 through a gas tube 7. The temperature control system can not only reduce the temperature in the box body 1 to below zero, but also increase the temperature in the box body 1. The water and the air are converged in the nozzle 3, so that the water sprayed by the nozzle 3 is atomized, and mist rain and dew is formed above the sample piece 4 to be detected and uniformly scattered on the sample piece 4 to be detected. In order to further improve the dispersion uniformity of rain and dew and prevent the formation of raindrop coverage phenomenon caused by the surface tension of rainwater on the smaller sample piece 4 to be detected, the fan blows the upper surface of the sample piece 4 to be detected, so that the water on the surface uniformly covers the upper surface of the sample piece 4 to be detected, and the uniform ice deposition is favorably formed.
In order to make the atomized particles sprayed from the nozzle 3 very fine and uniform, in one embodiment, the nozzle 3 is a fine atomizing nozzle 3, and a conical atomized spray is sprayed from the nozzle 3 after the gas and the liquid are mixed. In addition, the fine atomizing nozzle 3 is energy-saving, and can realize fine atomization under the condition of lower air pressure. The gas and water used by the device are low in pressure, and the energy consumption is low.
In order to achieve gas temperature regulation while regulating the temperature inside the tank 1, in one embodiment, the temperature control system includes a compressor that is connected to a gas source and regulates the temperature inside the tank 1 by the gas supplied from a cooling gas source. In the embodiment, the compressors are located between the gas source and the spray head and are in communication with each other through gas lines 7.
To facilitate the regulation of the temperature inside the cabinet 1, in one embodiment, the temperature control system includes a heating wire that is provided inside the cabinet 1 and regulates the temperature inside the cabinet 1.
In order to make the water on the surface more uniformly cover the upper surface of the sample piece 4 to be measured, in one embodiment, at least one pair of top fans 2 are provided and uniformly distributed on the top end inside the box body 1.
In one embodiment, there are three top fans 2, the three top fans 2 are respectively located at three vertices of a regular triangle on the top end surface inside the box 1, and the projection of the sample to be measured 4 on the top end surface inside the box 1 is located at the center of the regular triangle. And meanwhile, the top fan 2 is started, so that water drops on the sample piece to be tested 4 positioned in the middle below the fan can be fully blown, uneven liquid distribution caused by deviation of the wind direction is prevented, and uneven ice accretion is finally formed.
In order to enable the water body on the surface to more uniformly cover the upper surface of the sample piece to be measured 4, in one embodiment, the specification and the rotating speed of the top fan 2 are the same, and the same fan enables water drops on the sample piece to be measured 4 to be blown by uniform wind power, so that uneven liquid distribution caused by wind power deviation is prevented, and uneven ice accretion is formed finally.
In order to further ensure that no water drops exist on the sample piece 4 to be measured, in one embodiment, a side fan 6 is further arranged on the inner side of the side wall of the box body 1, and the side fan 6 blows air towards the sample piece 4 to blow away and blow the water drops flat. In the embodiment, the lateral fan 6 and the top fan 2 can be opened at intervals, or the lateral fan 6 and the top fan 2 can be opened successively, the lateral fan 6 blows towards the sample piece 4 to be measured, the top fan 2 is opened after the water drops are blown away and blown flat, the water drops on the sample piece 4 to be measured in the middle of the lower portion of the fan are fully blown, uneven liquid distribution caused by deviation of the wind direction is prevented, and uneven ice deposition is formed finally.
In one embodiment, the device further comprises a support 5 arranged inside the box body 1, and the sample piece 4 to be tested is placed on the support 5, so that the sample piece 4 to be tested is far away from the bottom end of the box body 1. In the embodiment, the support 5 can rotate, so that water drops on the sample piece 4 to be measured can be blown at multiple angles and fully.
With further reference to fig. 2, in one embodiment, the nozzle 3 includes a vertically disposed water jet 7 and a horizontally disposed gas jet 8, the water jet 7 and the gas jet 8 are closely connected, and the gas is atomized at the connection with the shower water.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses small-size sample piece long-pending ice freezing rain test device, simple structure, design benefit will simulate through the attempt after rainwater and compressed air mix through tiny nozzle blowout formation vaporific rain dew, lets vaporific rain dew descend to the sample surface again, can make it form even long-pending ice on sample piece surface through at proof box top and side fan to reduce the long-pending too thick phenomenon that common test method easily appears.
In light of the foregoing description of the preferred embodiments according to the present application, it is to be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides a small-size sample spare long-pending ice freeze rain test device, its characterized in that is in including hollow box and setting the nozzle on the inside top of box, the box intercommunication has the temperature control system who adjusts inside temperature, the inside top of box still is equipped with top fan 2, the sample spare that awaits measuring has been held in the box, the nozzle is connected with air supply and water source simultaneously, the gas of air supply with the shower water of water source supply simultaneously by the nozzle blowout, and the sample spare top that awaits measuring forms vaporific rain dew, the temperature control system transfers and falls during the inside temperature of box, top fan 2 blows the sample spare upper surface that awaits measuring is in order to form even long-pending ice.
2. The device for testing ice and frost rain accumulated in a small-sized sample according to claim 1, wherein the nozzle is a fine atomizing nozzle, and a cone-shaped atomized spray is sprayed from the nozzle after gas and liquid are mixed.
3. The device for testing icing and freezing rain of small sample pieces according to claim 1, wherein the temperature control system comprises a compressor which is communicated with the gas source and used for reducing the temperature inside the box body by cooling the gas supplied by the gas source.
4. The device for testing the ice and the freezing rain accumulated in the small-sized sample piece according to claim 1, wherein the temperature control system comprises a heating wire, and the heating wire is arranged in the box body and used for adjusting the temperature in the box body.
5. The device for testing the ice and the freezing rain accumulation of the small-sized sample according to claim 1, wherein the top fans 2 are at least one pair and are uniformly distributed at the top end inside the box body.
6. The device for testing the ice and the freezing rain accumulation of the small sample according to claim 5, wherein the number of the top fans 2 is three, the three top fans 2 are respectively located at three vertices of a regular triangle on the top end surface inside the box body, and the projection of the sample to be tested on the top end surface inside the box body is located at the center of the regular triangle.
7. The small-sized sample icing and freezing rain test device according to claim 5, wherein the specification and the rotating speed of the top fan 2 are the same.
8. The device for testing the ice and the frost accumulation of the small-sized sample according to claim 1, wherein a side fan 6 is further arranged on the inner side of the side wall of the box body, and the side fan 6 blows air towards the sample to be tested.
9. The device for testing the ice and the freezing rain accumulation of the small-sized sample according to claim 1, further comprising a support arranged inside the box body, wherein the sample to be tested is placed on the support, so that the sample to be tested is far away from the bottom end of the box body.
10. The device for testing icing and freezing rain of the small-sized sample according to claim 1, wherein the nozzle comprises a vertically arranged water spray nozzle and a horizontally arranged air spray nozzle, the water spray nozzle and the air spray nozzle are close to each other, and the air and the spray water are atomized at the joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023334741.3U CN214408626U (en) | 2020-12-31 | 2020-12-31 | Small-size sample piece long-pending ice sleet test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023334741.3U CN214408626U (en) | 2020-12-31 | 2020-12-31 | Small-size sample piece long-pending ice sleet test device |
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| CN214408626U true CN214408626U (en) | 2021-10-15 |
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| CN202023334741.3U Active CN214408626U (en) | 2020-12-31 | 2020-12-31 | Small-size sample piece long-pending ice sleet test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034626A (en) * | 2021-10-25 | 2022-02-11 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | Icing and freezing rain test device and method |
-
2020
- 2020-12-31 CN CN202023334741.3U patent/CN214408626U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034626A (en) * | 2021-10-25 | 2022-02-11 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | Icing and freezing rain test device and method |
| CN114034626B (en) * | 2021-10-25 | 2023-11-03 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | Icing and freezing rain test device and method |
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