CN208832834U - A kind of space radiation cold plate - Google Patents
A kind of space radiation cold plate Download PDFInfo
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- CN208832834U CN208832834U CN201820901077.XU CN201820901077U CN208832834U CN 208832834 U CN208832834 U CN 208832834U CN 201820901077 U CN201820901077 U CN 201820901077U CN 208832834 U CN208832834 U CN 208832834U
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- radiation refrigeration
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Abstract
The utility model discloses a kind of space radiation cold plate, including substrate and radiation refrigeration layer；The surface of the substrate is convexly equipped with several boss structures, and the radiation refrigeration layer is made of transparent polymer matrix and the micro materials being embedded in transparent polymer matrix；The micro materials are SiO2、SiS2, SiC and TiO2Middle one or any of several, the transparent polymer matrix are one of TPX, PET and PMMA；High reflecting metal layer is coated on the radiation refrigeration layer, the one side that the high reflecting metal layer is coated on the radiation refrigeration layer is connect with the substrate.Technical solutions of the utility model are intended to increase the area of radiation refrigeration, and enhanced rad effect keeps its structure relatively easy.
Description
Technical field
The utility model relates to Space Cryogenics field, in particular to a kind of space radiation cold plate.
Background technique
In the prior art, radiation cold plate is responsible for as the crucial execution unit of space radiation cooling device to universe sky
Between cold black background radiations heat energy radiation heat transfer task.How to reduce extraneous heat load, reach extraneous heat load it is small as far as possible, to
The radianting capacity in cosmic space is big as far as possible, thus reduce the temperature of radiation cold plate and increase the absorption cooling capacity ability of radiation cold plate,
It is also the problem of improving radiation cold plate efficient urgent need to resolve.
Utility model content
The main purpose of the utility model is to propose a kind of space radiation cold plate, it is intended to increase the area of radiation refrigeration,
Enhanced rad effect keeps its structure relatively easy.
To achieve the above object, the utility model proposes a kind of space radiation cold plate, which is characterized in that including substrate
With radiation refrigeration layer；The surface of the substrate is convexly equipped with several boss structures, and the radiation refrigeration layer is by transparent polymer matrix
With the micro materials composition being embedded in transparent polymer matrix；The micro materials are SiO2、SiS2, SiC and TiO2Middle one kind
Or it is any several, the transparent polymer matrix is one of TPX, PET and PMMA；It is coated on the radiation refrigeration layer high anti-
Metal layer is penetrated, the one side that the high reflecting metal layer is coated on the radiation refrigeration layer is connect with the substrate.
Preferably, the boss structure is hemispherical dome structure.
Preferably, the boss structure further includes pylon, and the pylon is provided with semi-round ball far from one end of the substrate.
Preferably, the material of the high reflecting metal layer is Ag or Al.
Preferably, the radiation refrigeration layer is white or colourless coating.
Preferably, the radiation refrigeration layer is radiation refrigeration film.
Technical solutions of the utility model increase the effective area of radiation refrigeration by the way that boss structure is arranged on substrate,
Enhanced rad effect；The efficiency of radiation refrigeration is increased using radiation refrigeration layer；The utility model also has structure simultaneously
Simply, the characteristics of being widely used；When encountering substrate out-of-flatness, identical baseplate material is filled up in recess and forms boss knot
Structure, thus in setting radiation refrigeration layer.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of radiation refrigeration layer in the utility model；
Fig. 3 is another structural schematic diagram of the utility model；
Fig. 4 is the structural schematic diagram of an embodiment of the present invention；
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The utility model proposes a kind of space radiation cold plates.
In the utility model embodiment, the space radiation cold plate；As shown in Figure 1 to Figure 3, including substrate 10 and radiation
Refrigerating layer 20；The surface of substrate 10 is convexly equipped with several boss structures 110, and radiation refrigeration layer 20 is by 210 He of transparent polymer matrix
The micro materials 220 being embedded in transparent polymer matrix 210 form；Micro materials 220 are SiO2、SiS2, SiC and TiO2In
One or any of several, transparent polymer matrix 210 are one of TPX, PET and PMMA；Height is coated on radiation refrigeration layer 20
Reflective metal layer 230, the one side that high reflecting metal layer 230 is coated on radiation refrigeration layer 20 are connect with substrate 10.It is convex per adjacent two
There are certain distance between platform structure 110, guarantee that radiation refrigeration layer 20 has corresponding radiation refrigeration space；Micro materials 220
For hollow or solid sphere, it is distributed in transparent polymer matrix 210.
Technical solutions of the utility model increase the effective of radiation refrigeration by the way that boss structure 110 is arranged on the substrate 10
Area, enhanced rad effect；The efficiency of radiation refrigeration is increased using radiation refrigeration layer 20；The utility model also has simultaneously
There is structure simple, the characteristics of being widely used；When encountering 10 out-of-flatness of substrate, identical 10 material of substrate is filled up in recess
Boss structure 110 is formed, thus in setting radiation refrigeration layer 20.
In the utility model embodiment, boss structure 110 is hemispherical dome structure.Hemispherical dome structure is more advantageous to radiation system
It is cold towards radiating on the outside of substrate 10, while curved surface is conducive to that the stable structure of radiation refrigeration layer 20 is protected not split.
In the utility model embodiment, as shown in figure 4, boss structure 110 further includes pylon 111, pylon 111 is far from base
One end of plate 10 is provided with semi-round ball 112.The area of radiation refrigeration is further expanded, semi-round ball 112 adds 111 energy of pylon
Effectively enhance external radianting capacity, radiation cooling performance improves 10% or more than slab construction.
In the utility model embodiment, the material of high reflecting metal layer 230 is Ag or Al；The infrared reflective of Ag or Al
It can be high.
It is white or colourless coating including radiation refrigeration layer 20 in the utility model embodiment.White or colourless painting
Layer, can reduce the influence to 230 reflecting effect of high reflecting metal layer.
In the utility model embodiment, including radiation refrigeration layer 20 is radiation refrigeration film.Using radiation refrigeration film
Keep structure simpler, directly covers, the coating of the multiple working procedure complicated without other.
The utility model also has the advantage that
(1) structure is simple, and production is simple；
(2) external radiation energy is utmostly carried out, so that superpower temperature reduction performance is presented in substrate etc..Radiation cooling performance
10% or more is improved than slab construction, can reach 95-105W/m2。
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (6)
1. a kind of space radiation cold plate, which is characterized in that including substrate and radiation refrigeration layer；The surface of the substrate is convexly equipped with
Several boss structures, the radiation refrigeration layer is by transparent polymer matrix and the micro materials being embedded in transparent polymer matrix
Composition；The transparent polymer matrix is one of TPX, PET and PMMA；High reflecting metal is coated on the radiation refrigeration layer
Layer, the one side that the high reflecting metal layer is coated on the radiation refrigeration layer is connect with the substrate.
2. space radiation cold plate as described in claim 1, which is characterized in that the boss structure is hemispherical dome structure.
3. space radiation cold plate as claimed in claim 2, which is characterized in that the boss structure further includes pylon, described
Pylon is provided with semi-round ball far from one end of the substrate.
4. the space radiation cold plate as described in any one of claims 1 to 3, which is characterized in that the high reflecting metal
The material of layer is Ag or Al.
5. space radiation cold plate as claimed in claim 4, which is characterized in that including the radiation refrigeration layer be white or nothing
The coating of color.
6. space radiation cold plate as claimed in claim 4, which is characterized in that including the radiation refrigeration layer be radiation refrigeration
Film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820901077.XU CN208832834U (en) | 2018-06-11 | 2018-06-11 | A kind of space radiation cold plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820901077.XU CN208832834U (en) | 2018-06-11 | 2018-06-11 | A kind of space radiation cold plate |
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| Publication Number | Publication Date |
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| CN208832834U true CN208832834U (en) | 2019-05-07 |
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| CN201820901077.XU Active CN208832834U (en) | 2018-06-11 | 2018-06-11 | A kind of space radiation cold plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562110A (en) * | 2018-06-11 | 2018-09-21 | 宁波瑞凌节能环保创新与产业研究院 | A kind of space radiation cold plate |
| CN111239881A (en) * | 2019-09-09 | 2020-06-05 | 上海海事大学 | Metamaterial wave absorber with high reflection in solar spectrum and high absorption in intermediate infrared |
-
2018
- 2018-06-11 CN CN201820901077.XU patent/CN208832834U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562110A (en) * | 2018-06-11 | 2018-09-21 | 宁波瑞凌节能环保创新与产业研究院 | A kind of space radiation cold plate |
| CN111239881A (en) * | 2019-09-09 | 2020-06-05 | 上海海事大学 | Metamaterial wave absorber with high reflection in solar spectrum and high absorption in intermediate infrared |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200326 Address after: 315599 No. 88, Dongfeng Road, Yuelin street, Fenghua District, Ningbo City, Zhejiang Province Patentee after: Ningbo Ruiling New Energy Materials Research Institute Co., Ltd Address before: 2nd Floor, 88 Dongfeng Road, Fenghua District, Ningbo City, Zhejiang Province Patentee before: NINGBO RUILING ENERGY SAVING ENVIRONMENTAL PROTECTION INNOVATION AND INDUSTRY Research Institute |
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| TR01 | Transfer of patent right |