CN213078489U - Thermal shock experiment box - Google Patents
Thermal shock experiment box Download PDFInfo
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- CN213078489U CN213078489U CN202021671371.XU CN202021671371U CN213078489U CN 213078489 U CN213078489 U CN 213078489U CN 202021671371 U CN202021671371 U CN 202021671371U CN 213078489 U CN213078489 U CN 213078489U
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Abstract
The utility model relates to a check out test set technical field, concretely relates to thermal shock experimental box, the power distribution box comprises a box body, from last to being equipped with high-temperature box and low-temperature box in the box, still include the lift hanging flower basket, the top and the bottom of lift hanging flower basket are equipped with heat insulating board and lower heat insulating board respectively, still be equipped with in the box and be used for driving the elevating gear of lift hanging flower basket operation, the lift passageway is equipped with first sealed boss and second sealed boss respectively in the both sides that lie in the juncture of high-temperature box and low-temperature box, wherein, be equipped with the hot air flow nozzle in the first sealed boss, the hot air flow nozzle intercommunication has hot air flow to produce the device, be equipped with the cold air flow nozzle in the second sealed platform, the cold air flow nozzle intercommunication has cold air; the utility model discloses a thermal shock experimental box through set up hot air flow nozzle and cold air flow nozzle in the lift passageway, can accelerate the temperature variation process of lift hanging flower basket.
Description
Technical Field
The utility model relates to a check out test set technical field, concretely relates to thermal shock experimental box.
Background
Cold and hot impact is the indispensable test equipment in fields such as aviation, car, household electrical appliances, scientific research, cold and hot impact is used for testing combined material and material structure, in the twinkling of an eye down reach the degree that can bear under the continuous environment of high temperature and extreme low temperature, in order to test its chemical change or physical injury that arouse because of expend with heat and contract with cold in the shortest time promptly, parameter and performance after the temperature environment impact change that carries out the high low temperature test, the adaptability of use is applicable to the school, the mill, the military project, research position, enterprise units such as electrical apparatus.
The thermal shock experimental box can also be called as cold and hot shock experimental box, is often used for the cold and hot shock experiment, because working method and structure are different, and the thermal shock experimental box divide into two box cold and hot shock experimental boxes and three box cold and hot shock experimental boxes, and two box cold and hot shock boxes only have two studio, are basket formula sample frame, and the sample is placed in the hanging flower basket in the testing process, and the higher authority is the low temperature district below the high temperature district, realizes the conversion of temperature impact through transmission's automatic switch-over.
However, the two-box type thermal shock experimental box in the prior art has a defect that, for example, when the basket type sample rack enters different temperature areas, gas exchange will occur in the different temperature areas, so that temperature fluctuation occurs, for example, when the sample rack enters a high temperature area from a low temperature area, low-temperature gas in the sample rack is brought into the high temperature area by the sample rack, so that the temperature of the high temperature area is shifted, even the sample rack is also in a low temperature state, and thus the temperature of the sample is not raised quickly enough.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to overcome the drawbacks of the prior art and to provide a thermal shock testing box, which facilitates rapid temperature switching.
The utility model discloses a thermal shock experimental box, which comprises a box body, wherein the box body is internally provided with a high-temperature box and a low-temperature box from top to bottom, the box body is also internally provided with a heating system and a refrigerating system corresponding to the high-temperature box and the low-temperature box, and also comprises a lifting hanging basket, the bottom of the high-temperature box and the top of the low-temperature box are communicated to form a lifting channel, the lifting hanging basket is arranged in the lifting channel, the top and the bottom of the lifting hanging basket are respectively provided with an upper heat insulation plate and a lower heat insulation plate, the box body is also internally provided with a lifting device used for driving the lifting hanging basket to operate, the lifting channel is respectively provided with a first sealing boss and a second sealing boss at two sides of the junction of the high-temperature box and the low-temperature box, wherein, a hot air flow nozzle is arranged in the first sealing boss, the hot air flow nozzle, the cold air flow nozzle is communicated with a cold air flow generating device.
Further, the lifting hanging basket comprises an upper hollow platform fixedly arranged at the bottom of the upper heat insulation plate, a lower hollow platform fixedly arranged at the upper part of the lower heat insulation plate and two side plates connected with the upper hollow platform and the lower hollow platform, wherein the upper hollow platform, the lower hollow platform and the side plates on two sides jointly form an accommodating space for an experimental article, air holes are formed in the bottom of the upper hollow platform, the upper part of the lower hollow platform and the two side plates, air holes are formed in the side plates, the side wall of the upper hollow platform is communicated with a first opening of the cold air flow nozzle, and the side wall of the lower hollow platform is communicated with a second opening of the hot air flow nozzle.
Furthermore, the lifting device comprises a sling connected to the top of the lifting basket, a traction motor arranged in the box body and a pulley used for guiding, and the sling can be wound and released by the traction motor after being guided by the pulley.
Furthermore, the hot air flow generating device comprises a hot air flow pipeline communicated with the hot air flow nozzle and a first air pump arranged on the hot air flow pipeline, the air inlet end of the first air pump is communicated with the inside of the high-temperature box through a pipeline, and the hot air flow pipeline is a coil pipe which is coiled outside the high-temperature box and can be heated by the heating system.
Furthermore, the cold air flow generating device comprises a cold air flow pipeline communicated with the cold air flow nozzle and a second air pump arranged on the cold air flow pipeline, the air inlet end of the second air pump is communicated with the inside of the low-temperature box through a pipeline, and the cold air flow pipeline is a coil pipe which is coiled outside the low-temperature box and can be cooled by the refrigerating system.
The utility model has the advantages that: the utility model discloses a thermal shock experimental box, through setting up hot air current nozzle and cold air current nozzle in the lift passageway, when the lift hanging flower basket rises to the high-temperature box, hot air current nozzle can spray the hot gas flow in the hand-basket, accelerate the heating process of lift hanging flower basket; when the lifting basket is lowered into the low-temperature box, the cold air flow nozzle sprays low-temperature air flow into the lifting basket, so that the temperature reduction process of the lifting basket and the sample is accelerated.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
fig. 3 is a schematic structural view of another aspect of the present invention;
fig. 4 is a schematic structural view of the lifting basket of the present invention.
Description of reference numerals: the device comprises a high-temperature box 1, a low-temperature box 2, a heating system 3, a refrigerating system 4, a lifting basket 5, an upper heat-insulating plate 501, a lower heat-insulating plate 502, an upper hollow table 503, a lower hollow table 504, a side plate 505, an air vent 506, a first opening 507, a second opening 508, a first sealing boss 6, a second sealing boss 7, a hot air flow nozzle 8, a cold air flow nozzle 9, a sling 10, a traction motor 11, a pulley 12, a hot air flow pipeline 13, a first air pump 14, a cold air flow pipeline 15 and a second air pump 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the thermal shock testing box in this embodiment comprises a box body, a high temperature box 1 and a low temperature box 2 are arranged in the box body from top to bottom, a heating system 3 and a refrigerating system 4 are further arranged in the box body corresponding to the high temperature box 1 and the low temperature box 2, the thermal shock testing box further comprises a lifting basket 5, the bottom of the high temperature box 1 and the top of the low temperature box 2 are communicated to form a lifting channel, the lifting basket 5 is arranged in the lifting channel, the top and the bottom of the lifting basket 5 are respectively provided with an upper thermal insulation plate 501 and a lower thermal insulation plate 502, the box body is further provided with a lifting device for driving the lifting basket 5 to operate, the lifting channel is respectively provided with a first sealing boss 6 and a second sealing boss 7 at two sides of a junction of the high temperature box 1 and the low temperature box 2, wherein a hot air flow nozzle 8 is arranged in the first sealing boss 6, the hot air flow nozzle 8 is communicated with a hot air flow generating device, the cold air flow nozzle 9 is arranged in the second sealing platform, and the cold air flow nozzle 9 is communicated with a cold air flow generating device.
In practical implementation, a sample is placed in the lifting basket 5, for example, when a low temperature state is switched to a high temperature state, the lifting basket 5 is driven by the lifting device to rise, and meanwhile, hot air generated by the hot air generating device flows through the hot air nozzle 8 and is sprayed on the lifting basket 5, so that the temperature in the lifting basket 5 rises rapidly, and meanwhile, the sprayed hot air can heat the low temperature lifting basket 5 and the sample, when the lifting basket 5 completely enters the high temperature box 1, the lower heat insulation plate 502, the first sealing boss 6 and the second sealing boss 7 separate the high temperature box 1 from the low temperature box 2, and heat exchange is avoided.
In this embodiment, the lifting basket 5 includes an upper hollow platform 503 fixedly disposed at the bottom of the upper heat insulation plate 501, a lower hollow platform 504 fixedly disposed at the upper portion of the lower heat insulation plate 502, and two side plates 505 connecting the upper hollow platform 503 and the lower hollow platform 504, the upper hollow platform 503, the lower hollow platform 504, and the two side plates 505 together form a containing space for an experimental article, the bottom of the upper hollow platform 503, the upper portion of the lower hollow platform 504, and the two side plates 505 are all provided with air holes 506, the sidewall of the upper hollow platform 503 is provided with a first opening 507 communicating with the cold air flow nozzle 9, and the sidewall of the lower hollow platform 504 is provided with a second opening 508 communicating with the hot air flow nozzle 8. When the hot air flow nozzle 8 or the cold air flow nozzle 9 sprays air flow, the side plates 505 on the two sides can prevent the air flow from being directly sprayed onto the sample, and when the lifting basket 5 completely enters the high-temperature box 1, the air flow sprayed by the hot air flow nozzle 8 enters the lower hollow platform 504 through the second opening 508 and moves upwards from the lower hollow platform 504 to heat the sample; when the lifting basket 5 completely enters the low-temperature box 2, the air flow sprayed by the cold air flow nozzle 9 enters the upper hollow platform 503 through the first opening 507, and moves downwards from the upper hollow platform 503 to cool the sample.
In this embodiment, the lifting device includes a sling 10 connected to the top of the lifting basket 5, a traction motor 11 disposed inside the box, and a pulley 12 for guiding, and the sling 10 can be wound and released by the traction motor 11 after being guided by the pulley 12.
In this embodiment, the hot air flow generating device includes a hot air flow pipeline 13 communicated with the hot air flow nozzle 8 and a first air pump 14 disposed on the hot air flow pipeline 13, an air inlet end of the first air pump 14 is communicated with the inside of the high temperature box 1 through a pipeline, and the hot air flow pipeline 13 is a coil pipe which is coiled outside the high temperature box 1 and can be heated by the heating system 3.
In this embodiment, the cold airflow generating device includes a cold airflow pipeline 15 communicated with the cold airflow nozzle 9 and a second air pump 16 disposed on the cold airflow pipeline 15, an air inlet end of the second air pump 16 is communicated with the inside of the low-temperature box 2 through a pipeline, and the cold airflow pipeline 15 is a coil coiled outside the low-temperature box 2 and capable of being cooled by the refrigeration system 4. Specifically, the heating system 3 and the refrigeration system 4 in this embodiment are both in the prior art, the hot air flow pipeline 13 may be directly heated by the heating system 3 or heated by the waste heat of the heating system 3, and the cold air flow pipeline 15 may be directly cooled by the refrigeration system 4 or may be heat exchanged with the refrigeration system 4 by a heat exchange device, which is not required here.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (5)
1. The utility model provides a thermal shock experimental box, includes the box, from last high-temperature box and the cryobox of being equipped with down in the box, still correspond high-temperature box and cryobox in the box and be equipped with heating system and refrigerating system, its characterized in that: still include the lift hanging flower basket, the bottom of high-temperature box and the top intercommunication of low-temperature box form the lift passageway, the lift hanging flower basket is located in the lift passageway, the top and the bottom of lift hanging flower basket are equipped with heat insulating board and lower heat insulating board respectively, still be equipped with in the box and be used for the drive the elevating gear of lift hanging flower basket operation, the lift passageway is equipped with first sealed boss and the sealed boss of second respectively in the both sides that lie in the juncture of high-temperature box and low-temperature box, wherein, be equipped with the hot gas flow nozzle in the first sealed boss, hot gas flow nozzle intercommunication has the hot gas flow to produce the device, be equipped with cold air flow nozzle in the sealed platform of second, cold air flow nozzle intercommunication has cold air flow to produce the device.
2. The thermal shock experimental box of claim 1, wherein: the lifting hanging basket comprises an upper hollow platform fixedly arranged at the bottom of the upper heat insulation plate, a lower hollow platform fixedly arranged at the upper part of the lower heat insulation plate and two side plates connected with the upper hollow platform and the lower hollow platform, wherein the upper hollow platform, the lower hollow platform and the side plates on two sides jointly form an accommodating space for an experimental article, vent holes are formed in the bottom of the upper hollow platform, the upper part of the lower hollow platform and the two side plates, the side walls of the upper hollow platform and the lower hollow platform are communicated, a first opening of the cold air flow nozzle is formed in the side walls of the lower hollow platform, and a second opening of the hot air flow nozzle is formed in the side walls.
3. The thermal shock experimental box of claim 2, wherein: the lifting device comprises a sling connected to the top of the lifting hanging basket, a traction motor arranged in the box body and a pulley used for guiding, and the sling can be wound and released by the traction motor after being guided by the pulley.
4. The thermal shock experimental box of claim 3, wherein: the hot air flow generating device comprises a hot air flow pipeline communicated with the hot air flow nozzle and a first air pump arranged on the hot air flow pipeline, the air inlet end of the first air pump is communicated with the inside of the high-temperature box through a pipeline, and the hot air flow pipeline is a coil pipe which is coiled outside the high-temperature box and can be heated by the heating system.
5. The thermal shock experimental box of claim 3, wherein: the cold air flow generating device comprises a cold air flow pipeline communicated with the cold air flow nozzle and a second air pump arranged on the cold air flow pipeline, the air inlet end of the second air pump is communicated with the inside of the low-temperature box through a pipeline, and the cold air flow pipeline is a coil which is coiled outside the low-temperature box and can be cooled by the refrigerating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021671371.XU CN213078489U (en) | 2020-08-12 | 2020-08-12 | Thermal shock experiment box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021671371.XU CN213078489U (en) | 2020-08-12 | 2020-08-12 | Thermal shock experiment box |
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| CN213078489U true CN213078489U (en) | 2021-04-30 |
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| CN202021671371.XU Active CN213078489U (en) | 2020-08-12 | 2020-08-12 | Thermal shock experiment box |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702416A (en) * | 2021-08-31 | 2021-11-26 | 深圳市鼎准电子有限公司 | Cold and hot impact box for accelerating temperature resetting of heating area |
| CN114674589A (en) * | 2022-05-27 | 2022-06-28 | 中国飞机强度研究所 | System and method for applying instantaneous thermal impact load in aerospace plane thermal test |
-
2020
- 2020-08-12 CN CN202021671371.XU patent/CN213078489U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113702416A (en) * | 2021-08-31 | 2021-11-26 | 深圳市鼎准电子有限公司 | Cold and hot impact box for accelerating temperature resetting of heating area |
| CN114674589A (en) * | 2022-05-27 | 2022-06-28 | 中国飞机强度研究所 | System and method for applying instantaneous thermal impact load in aerospace plane thermal test |
| CN114674589B (en) * | 2022-05-27 | 2022-08-26 | 中国飞机强度研究所 | System and method for applying instantaneous thermal impact load in aerospace plane thermal test |
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